CN102939030A

CN102939030A - Internal lighting for refrigerated display cabinets

Info

Publication number: CN102939030A
Application number: CN2011800250942A
Authority: CN
Inventors: 约翰·马斯兰
Original assignee: Maslen Technology Australia Pty Ltd
Current assignee: Maslen Technology Australia Pty Ltd
Priority date: 2010-05-21
Filing date: 2011-05-18
Publication date: 2013-02-20
Also published as: AU2010100496A4; US20130208447A1; WO2011143705A1; TW201207336A; TWI429870B; AU2010100496B4

Abstract

Internal lighting for refrigerated display cabinets, chillers, cold rooms or freezers, has rearwardly-directed light assemblies incorporated in the rear faces of the vertical stiles (and/or top and bottom rails) of the door frames of the cabinet doors to illuminate the contents of the cabinets. The light assemblies may be provided in recesses, grooves or channels, and may comprise LED(s), lamps or lighting strips, connected to an electricity supply. Door switches can de-energise the light assemblies when the doors are open.

Description

A kind of equipment of the interior lighting for refrigerated display cabinet

Background technology

1. technical field

The present invention relates to the interior lighting equipment for refrigerated display cabinet.

The present invention is specially adapted to but is not limited to the interior lighting equipment for refrigerated display cabinet, and described refrigerated display cabinet has without the door system of munnion or has the munnion that is respectively used to adjacent paired door; And the present invention comprises cooler bin and household freezer for storage food or other article also for other controlled environment application or surrounding environment application.

In whole specification, term " refrigerated display cabinet " should include but not limited to: (i) various types of refrigerators, cooler bin and household freezer, for show main at the supermarket, the multistage display refrigerator of erect type in grocery store, fuel site, bottle vintner shop, butcher's, fruit shop, pet food shop etc. and the chilled products that household freezer is sold; Together with showing and/or refrigerator, household freezer, cooling chamber and the refrigerating chamber of storage food or other article for (retail or wholesale) of (ii) all other types.

2. prior art

Chilled products, comprise FF and frozen food, mainly in the opening showcase, shows; Perhaps after glass door, show, described glass door or be arranged on display refrigerated cashier's office in a shop, or be used to the consumer to provide to enter the entrance in controlled environment chamber or space.

Typically, these showcases can extend along the length all or in part of the passage in supermarket, shop or other retails or wholesale shop and/or wall.

Described opening showcase is energy-conservation unlike the showcase that uses glass door, because described showcase can absorb heat from adjacent ambient; But many retailers conflict and use the showcase with glass door, because these retailers think that glass door is a kind of " obstacle " for their client, can cause sales volume to descend.Many retailers prefer " the opening outward appearance " without the opening showcase of door; But finding the energy-conservation scheme that substitutes this showcase.

Although glass door can be adapted as again to existing opening showcase, many retailers worry that complicated installation procedure can cause the destruction to trade.

Glass door display cabinet typically has the munnion between every pair of adjacent one-tenth opposite house; Wherein, described munnion or each munnion typically hold at least one vertical lamp and over cap, and all vertical lamp and over caps rearward stretch in refrigerating space; Further hindered the clear visual field when consumer watches along displaying length the product of showing in showcase.

Described munnion typically is configured to provide the surface of showcase, (for example, flexible gasket/seal type) gate seal against the showcase surface so that being sealed and matched between every fan door and its munnion separately to be provided.

The retailer must consider the balance between following:

(i) the potential sale loss that the glassing door brings on the opening showcase; With

(ii) for the size reduced the freezer box unit of required temperature in maintaining the showcase that is equipped with door and operation requirements (electricity (or other input can) that comprises reduction consumes), wherein, the setting of described door makes to enter the heat minimization in showcase from surrounding environment.

In addition, especially, for fresh fruit and vegetables, the air themperature in showcase and humidity must maintain in strict control restriction, thus the maximum shelf-life of guaranteeing FF.

The assembling of door and munnion has increased the difficulty that the refrigerated display cabinet content is thrown light on, because it has reduced the amount of the light that can obtain from the showcase outside.

As mentioned above, can in munnion, provide interior lighting equipment, therefore, its lid is easy to insert in showcase and stops " sight line " of investing content.

Certainly, in the door system without munnion, do not have munnion can be utilized for showcase interior lighting equipment is installed.

So far, the solution for proposed problem comprises:

A) US 5937666 (Trulaske), wherein, the lamp assembly is installed on the lateral frame member of doorframe, and inwardly and the lateral frame member separate.One basic building block extends between top and under(-)chassis member, thereby hides the lighting apparatus from the refrigerated display cabinet outside; And

B) EP 1 645 823 (hot glass door) has the LED on the inclined surface of the supporting construction of being arranged on, and wherein the internal edge by " periphery " pad between the interval glass plate of door supports described supporting construction.In the air gap of LED between each glass pane, and rely on directly transmission and the content to showcase inside is thrown light on from the reflection on outer inside of glass plate surface.

Arranging of Trulaske reduced a viewing area of watching showcase inside through door, thereby arranging of hot glass door requires door can be disassembled the LED that can replace/keep in repair in (sealing) the air gap simultaneously.

Summary of the invention

The purpose of this invention is to provide the interior lighting equipment for refrigerated display cabinet (as definition hereinbefore), described interior lighting equipment is suitable for " installing additional " to the opening showcase of prior art and/or is arranged in new refrigerated display cabinet.

Preferred purpose of the present invention is to provide a kind of like this lighting apparatus, and it is managed to make to hinder the clear obstacle that is illustrated in the product in refrigerated display cabinet of watching of consumer and minimizes as much as possible, keeps the height fuel factor simultaneously.

The present invention further preferably purpose is to provide a kind of like this lighting apparatus, and it for example provides, to an effective lighting of institute's exhibiting product, controlled operation (closing illumination when opening) and/or is easy to install and/or keep in repair.

According to following explanation, other preferred purpose of the present invention will become apparent.

A first aspect of the present invention is a kind of equipment of the interior lighting for refrigerated display cabinet, and it comprises:

For the door of showcase, described door has doorframe, and described doorframe has a pair of vertical stile, and described door has at least one transparent window pane be arranged in described doorframe alternatively;

At least one is towards rearward lamp assembly, described lamp assembly be arranged among one or two stile of described vertical stile or on; And

Described lamp assembly or each lamp assembly can be connected to an energy, and, when described door is assembled on showcase, described lamp assembly or each lamp assembly are exercisable, thereby the interior section of showcase is thrown light on.

Preferably, described doorframe is peripheral frame, has and makes the interconnected top of described vertical stile and base track; And

At least one is extra, towards rearward lamp assembly, described lamp assembly be arranged among described top and/or base track or on.

Preferably, due to compact shape and the low heat radiation of LED, preferably use it as the lamp assembly.Can also use other types of illumination of for example LCD, light belt, cover type two colored lights or Halogen lamp LED and/or lamp or the light source of other suitable (low heat radiations).

Preferably, described lamp assembly or each lamp assembly can be connected to a door switch, and when opening each, described door switch makes described lamp assembly or the outage of each lamp assembly.

Preferably, for the peripheral frame of glass door, by metal, manufactured, described metal is for example aluminium or stainless steel; It also can be manufactured by plastics, fibrous glass or other composites; The perhaps composition manufacture of two or more in these materials.

Preferably, described lamp assembly or each lamp assembly are arranged in rearward depression, groove or passage, and described depression, groove or passage are positioned at the back side of each vertical stile or top or base track.

Useful transparent panel or housing cover described lamp assembly or each lamp assembly, described transparent panel or housing can be colored and/or have the pattern be applied thereon, thereby for example, with the color selected (pink colour, for red meat) and/or for improving the design of showing aesthetic property, content is thrown light on.

A second aspect of the present invention is a kind of refrigerated display cabinet, and it has at least one door, and described door is equipped with above-mentioned at least one lamp assembly.

A third aspect of the present invention is a kind of refrigerated display cabinet, and it comprises:

Cabinet, it has tank bracket;

At least one door, it is arranged on the top and under(-)chassis member of described tank bracket in hinged way, and described door or each have the doorframe with a pair of vertical stile, and have alternatively at least one transparent window pane be arranged in described doorframe; And

At least one is towards rearward lamp assembly, its be arranged among one or two stile of described door or the described vertical stile of each or on;

Described lamp assembly or each lamp assembly can be connected to an energy, and, when described door is in the close position with respect to described cabinet, thereby described lamp assembly or each lamp assembly are the exercisable interior sections to showcase, are thrown light on.

The accompanying drawing explanation

In order to understand the present invention fully, with reference now to accompanying drawing, preferred embodiment is described, wherein:

Fig. 1 is at the front view be fitted to each other according to the refrigerated display cabinet before the door of interior lighting equipment of the present invention;

Fig. 2 is the similar view without the munnion refrigerated display cabinet after having assembled (line style) door;

Fig. 3 is the equidistant rearview of one of them;

Fig. 4 is the isometric view amplified in proportion of the thin A of section in Fig. 3;

Fig. 5 is the similar view of the thin B of section;

Fig. 6 is the rear view of described door;

Fig. 7 is the sectional top view along the door line C-C in Fig. 6, described;

Fig. 8 is the top view amplified in proportion of the thin D of section in Fig. 7;

Fig. 9 is along the side cross-sectional view of Fig. 6 center line E-E, described door;

Figure 10 and Figure 11 are respectively the side views amplified in proportion of the thin F of section and G in Fig. 9.

The specific embodiment

With reference to accompanying drawing 1, refrigerated display cabinet 10 has main body 11, and this main body is typically made by metallic plate/expandable polystyrene foam (and/or other insulating foams)/metal plate structure.Arbitrary in two metal surfaces or all by the stainless steel manufacture; Perhaps two metal sheet surfaces arbitrary or all by stainless steel or aluminium manufacture, the exposed face of wherein said metallic plate or each metallic plate be equipped with suitable protectiveness and/or aesthetically attracting coating process.

Be configured in showcase 10 without munnion tank bracket 12, be positioned at cabinet 11 front sides, thereby the door combined according to interior lighting equipment of the present invention can be installed, hereinafter will be described this interior lighting equipment.

In the present embodiment, tank bracket 12 has top and bottom (level) framing component 13,14, and this framing component interconnects by a pair of vertical ends member 15,16, rather than interconnects by the door munnion.

A plurality of shelfs 17 are arranged in cabinet 11, thereby and can adjust in vertical direction the quantity that can change shelf 17 and/or the perpendicular separation between shelf.In the present embodiment, the quantity of shelf 17 is four (4) individual.

NB: those skilled in the art can be appreciated that: the shelf 17 of varying number and the perpendicular separation between each shelf can be provided along the length of cabinet 11, thereby be that different product (for example, fresh fruit and vegetables, dairy products, meat etc.) in the interior storage of showcase 10 and displaying offers the best and shows configuration.

Fig. 2 has explained the similar view of refrigerated display cabinet 10, and wherein, in this example, four (4) fan doors 20 have been assembled to tank bracket 12, and the gap between adjacent one-tenth opposite house 20 is by containment member 30 sealings.

In the optional embodiment (not shown) of refrigerated display cabinet 10, tank bracket has continuous top and under(-)chassis member, and it does not connect by vertical ends member or door munnion.Preferably, in the present embodiment, showcase extends along the whole length of wall body, and described wall body interconnects a pair of interval wall body; For example, or, in the present embodiment, door is installed in refrigerating chamber (, for the refrigerating chamber of alcoholic beverage), wherein the consumer can be from refrigerating chamber inner or outside watch and the arbitrary shelf of access product.

As shown in Fig. 3,6 and 9, door 20 has " line style " peripheral frame 20, and framework 20 has thin

vertical stile

23,24, and the lamp assembly 40 be described hereinafter is installed in framework 20.

Door 20 has for example single or multiple lift glass, the transparent window pane 22 combinations single or multiple lift plastic material or compound glass/plastics; Wherein said compound glass or plastics or its combinatorial optimization ground separate by the air gap or vacuum gap, thereby make to be delivered to the heat minimization of showcase 10,110 inside.

Peripheral frame 21 for every fan door 20 has by top and

base track

25 and 26 interconnective first and second

vertical stiles

23 and 24; And this peripheral frame 21 can be manufactured by metal, plastics, fibrous glass or other composite constructions; The perhaps combination of two or more in these materials (a pair of stainless steel or the aluminium extrusion that for example, are interlocked) is manufactured.

As shown in Figure 8, each

vertical stile

23,24 has certain appearance profile, its provide by inner flange 28 and inclined wall part 29, limited towards rearward passage 27.

In conjunction with a plurality of LED41(or other lamp/light source) light belt 40 be installed in one or two stile in

vertical stile

23,24 in rearward passage 27, thereby when door 20 is closed, thrown light in the inside of showcase 10.

By light belt 40 is arranged on inclined wall part 29, make light belt directly rearward to be thrown light on to the inside of showcase from door 20.

As shown in Fig. 4,8,10 and 11, light belt 40 extends along the whole height of door 20.

As shown in Fig. 4 and 8, light belt 40 is packaged in transparency cover or housing 50, and this transparency cover or housing 50(are preferably) for example by suitable fixture or by the match profiles with

vertical stile

23,24, close and be arranged on releasedly the rear side of

vertical stile

23,24.

This lid or housing are preferably formed by transparent plastic, it can be colored, pink colour for example, showcase 10 for red meat, and/or, this lid or housing have the pattern that is combined in wherein or is placed on it, thereby project the design of pleasant aesthetically on the content of showcase 10.

Every light belt 40 in door 20 is connected to the door switch 60 on top rail 25, and when door 20 is opened, door switch 60 can make LED 41 outages in light belt 40.

Door switch 60 can have the controlled magnet relay, and when door switch 60 moves preset distance along with the unlatching of door 20 from tank bracket 12, this relay is opened; And when door 20 is closed, this cut-off, thus make LED 41 outages; Perhaps can control this relay by finger 61.

By being positioned at for the interior lighting equipment of showcase 10 in

vertical stile

23,24, point to the inside of showcase 10 from all illuminations of each lamp assembly 40; And do not need extra housing, this extra housing likely limits the visual field of watching showcase.

Those skilled in the art can be appreciated that: thus with the existing refrigerated display cabinet sealed between adjacent one-tenth opposite house in conjunction with the door munnion, compare, and the present invention is by adopting the door system without munnion to obtain when door 20 is closed for watching the maximum visual zone of showcase 10 interior article.

In addition, in the back side 27 of the

vertical stile

23,24 by making the recessed peripheral frame 21 of light fixture 40; And more specifically, if selected to be combined with for example thin clearance light assembly of the light belt 40 of LED 41; The effective obstacle to the content of watching showcase 10 caused because of door 20 will further be reduced.

Those skilled in the art can be appreciated that: adopting the interior lighting equipment of the present invention of above-mentioned door 20 also can be applied to provides in the showcase of single munnion for every opposite house.

Those skilled in the art can be appreciated that: the present invention provides efficient interior lighting equipment for refrigerated display cabinet 10; And the present invention both can be applied to existing refrigerated display cabinet by the installation of " repacking again ", can be used as again new refrigerated display cabinet interior " original device manufacture " (OEM).

Those skilled in the art can be appreciated that: thus described interior lighting equipment can be mounted to various refrigeration or freezing display case unit, cooler bin, refrigerating chamber, freezer, refrigerating chamber and for showing and/or storage must remain on food under preset temperature or preset temperature or the similar devices of other commodity/article or the inside (and article wherein) of facility and thrown light on.

Can without departing from the invention to the embodiment that describes and explain make various changes and modifications.

Claims

1. the equipment of the interior lighting for refrigerated display cabinet, it comprises:

For the door of showcase, described door has doorframe, and described doorframe has a pair of vertical stile, and described door has at least one transparent window pane be arranged in described doorframe alternatively; And

At least one is towards rearward lamp assembly, its be arranged among one or two stile of described vertical stile or on;

Described lamp assembly or each lamp assembly can be connected to an energy, and, when described door is assembled on described showcase, thereby being the exercisable interior sections to described showcase, described lamp assembly or each lamp assembly thrown light on.

2. interior lighting equipment as claimed in claim 1, wherein:

Described doorframe is peripheral doorframe, and it has makes the interconnective top of described vertical stile and base track; And

At least one is extra, towards rearward lamp assembly, its be arranged among described top and/or base track or on.

3. interior lighting equipment as claimed in claim 1 or 2, wherein, described lamp assembly or each lamp assembly are selected from: LED, LCD, light belt, cover type two colored lights or Halogen lamp LED and/or other suitable lamp or light source.

4. interior lighting equipment as claimed any one in claims 1 to 3, wherein, described lamp assembly or each lamp assembly are connected to a door switch, and when described door is opened, described door switch makes described lamp assembly or the outage of each lamp assembly.

5. interior lighting equipment as described as any one in claim 1 to 4, wherein, described lamp assembly or each lamp assembly are arranged in rearward depression, groove or passage, and described depression, groove or passage are positioned at the back side of each vertical stile or top or base track.

6. interior lighting equipment as described as any one in claim 1 to 5, wherein, described lamp assembly or each lamp assembly cover by transparent window pane or by housing alternatively, described transparent window pane or housing be colored alternatively and/or have the pattern be applied thereon, thereby the content to described showcase is thrown light on selected color and/or design.

7. a refrigerated display cabinet, it has at least one door, and described door is equipped with at least one lamp assembly, thereby provides interior lighting equipment as described as any one in claim 1 to 6 for described showcase.

8. a refrigerated display cabinet, it comprises:

Cabinet, it has tank bracket;

At least one door, it is arranged on the top and under(-)chassis member of described tank bracket in hinged way, described door or every fan door have doorframe, and described doorframe has a pair of vertical stile, and described door or every fan have at least one transparent window pane be arranged in described doorframe alternatively; And

At least one is towards rearward lamp assembly, its be arranged among one or two stile of vertical stile of described door or every fan door or on;

Described lamp assembly or each lamp assembly can be connected to an energy, and, when described door is in the close position with respect to described cabinet, thereby described lamp assembly or each lamp assembly are the exercisable interior sections to described showcase, are thrown light on.