CN100411945C - Jet propulsion pump device for flexile mounting ship - Google Patents
Jet propulsion pump device for flexile mounting ship Download PDFInfo
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- CN100411945C CN100411945C CNB2006100186769A CN200610018676A CN100411945C CN 100411945 C CN100411945 C CN 100411945C CN B2006100186769 A CNB2006100186769 A CN B2006100186769A CN 200610018676 A CN200610018676 A CN 200610018676A CN 100411945 C CN100411945 C CN 100411945C
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- spray pump
- pump
- vibration isolation
- jet propulsion
- ship
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Abstract
The present invention relates to a water jetting propulsion pump system with flexible installation, which is suitable for adopting vibration isolation and impact resistance measures in the field of ships. The present invention comprises a jetting pump; a water jetting opening of the jetting pump is connected with a transom of a ship body, and a water inlet of the jetting pump is connected with a water inlet flow channel. The present invention is characterized in that the jetting pump is connected with a fixed support frame via an elastic vibration isolation support base; the water inlet of the jetting pump is connected with the water inlet flow channel via a flexible connecting pipe; the water jetting opening of the jetting pump is connected with the transom of the ship body via a sealing vibration isolation device. The present invention has the advantages that the present invention can effectively reduce vibration and impact and optimizes the working environment of the jetting pump; a diversion lining pipe is lined in the flexible connecting pipe, which can smoothen the flow channel, prevents from increasing the resistance of the flow channel and avoids influencing the performance of the jetting pump; an axial and a radial cushioning limiting devices are arranged, which can effectively prevents the jetting pump body from being damaged by over-large displacement under the condition of bearing the vibration and the impact; the sealing vibration isolation device and the flexible connecting pipe can effectively prevent water outside the ship from entering the ship.
Description
Technical field
The present invention relates to a kind of being applicable at ship domain takes the flexibility of vibration isolation shock resistance measure that the waterjet propulsion pumping system is installed.
Background technology
The propelling unit of boats and ships adopts propeller usually, has adopted the propelling unit of water jet propulsion pump as boats and ships on some boats and ships.That the water jet propulsion pump propelling unit has is simple in structure, speed adjustable range big, in-use performance flexible characteristic comparatively.The mode that the water jet propulsion pump of being installed in the existing boats and ships (spray pump) mostly adopts rigid attachment to install, the water inlet flow channel that links to each other with hull outside (bottom) in it directly and the water jet propulsion pump pump housing link into an integrated entity, simultaneously, the spout of water jet propulsion pump passes the hull stern trimming flag, with the stern trimming flag rigid attachment.This mounting structure is unfavorable for reduction and the obstruct vibrating and impact, and the mode of operation that makes water jet propulsion pump is become bad, thereby quickens the infringement of water jet propulsion pump self.Because the existence of the problems referred to above has limited the use of water jet propulsion pump on the special purpose boats and ships.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of vibration isolation shock resistance good jet propulsion pump device for flexile mounting ship at the deficiency of above-mentioned prior art existence.
The present invention addresses the above problem the technical scheme that is adopted to be:
Include spray pump 11, the water injector and the hull stern trimming flag 14 of spray pump join, the water inlet of spray pump links to each other with water inlet flow channel 12, its difference is that described spray pump links to each other with fixed support 13 by the elastic vibration isolation bearing, the water inlet of spray pump links to each other with water inlet flow channel 12 by flexible connecting pipe 5, described elastic vibration isolation bearing comprises the bracing frame 8 that connects firmly mutually with the spray pump, and the both sides of bracing frame connect the elastic vibration isolation assembly, are connected with fixed support 13 by the elastic vibration isolation assembly.
Press such scheme, the water injector of described spray pump joins by sealing isolation mounting and hull stern trimming flag.
Press such scheme, in the elastic vibration isolation assembly, also be provided with radially buffering stop block, be installed on the axial buffer inhibiting device at the front end and the hull stern trimming flag joining place of bracing frame 8.
Press such scheme, dispose water conservancy diversion bushing pipe 6 in the described flexible connecting pipe 5.
Beneficial effect of the present invention is:
1, will spray the pump housing and use flexible connecting pipe and water inlet flow channel to disconnect, and make the spray pump possess the pacing factor of flexible installation,, can effective attenuation vibrate and impact, optimize the working environment of spray pump simultaneously by the elastic vibration isolation seat supports pump housing.2, the sealing isolation mounting at flexible connecting pipe and hull stern trimming flag place allows the pump housing to have certain displacement cushion space when being subjected to vibratory impulse, can the effective attenuation energy, prevent that the pump housing from damaging.3, the inner lining of flexible connecting pipe is with the water conservancy diversion bushing pipe, can the fairing runner, prevent to increase flow passage resistance force of waterproof, and avoid influence spray pump performance.4, be provided with axially and buffering stop block radially, can effectively prevent in that to be subjected under the situation of vibratory impulse the displacement of the spray pump housing excessive and damage.5, the sealing isolation mounting at stern trimming flag place and flexible connecting pipe can prevent effectively that outboard water from entering in the ship.
Description of drawings
Fig. 1 is the constructional drawing of facing of one embodiment of the invention.
Fig. 2 is the cutaway view of A-A among Fig. 1.
The specific embodiment
Further specify embodiments of the invention below in conjunction with accompanying drawing.Include spray pump 11, the spray pump housing is syphon shape, the spray pump links to each other with the fixed support 13 of both sides by the elastic vibration isolation bearing, fixed support is installed on the hull structure 18, described elastic vibration isolation bearing comprises the bracing frame 8 that connects firmly mutually with the spray pump, the both sides of bracing frame connect the elastic vibration isolation assembly, the elastic vibration isolation assembly comprises bearing frame 9 and underframe 10, between bearing frame and underframe, install vibration-damped component 1, described vibration-damped component can be rubber damper, or be wire rope damper, or be the composite material vibration damping device of other unitized construction; The underframe and the fixed support 13 of vibration-damped component below connect firmly.In the elastic vibration isolation assembly, also be provided with radially buffering stop block, radially buffering stop block is formed by the spacing hole slot configuration of offering on buffer limit piece 2 and the bearing frame 9, make the relative buffer limit piece of bearing frame have certain displacement degree, it is excessive in the displacement that is subjected under the situation of vibratory impulse to be used to limit the spray pump housing 11, buffer limit piece cross section is I shape, the spacing hole slot phase configuration of offering on centre portion and the bearing frame 9, the buffer limit piece can be rubber block, or has composite material composition of certain rigidity and toughness for other.Front end and hull stern trimming flag joining place at bracing frame 8 are installed on the axial buffer inhibiting device, hole slot and 3 configurations of buffer limit piece that the axial buffer inhibiting device is offered by spray pump flange expansion board 7 form, reach the buffer limit of the spray pump housing on longitudinal travel, wherein the buffer limit piece is fixed in the aperture end face that hull stern trimming flag 14 is offered, the front and back of spray pump flange expansion board 7 link with spray pump housing upper flange 15 and bracing frame 8 front ends respectively, and spray pump flange expansion board 7 is by its hole slot circumferentially offered and 3 configurations of buffer limit piece; Annular space between spray pump housing upper flange 15 and hull stern trimming flag 14 is installed on rubber seal ring 4, the cycle surface of rubber seal ring and hull stern trimming flag are tightly connected, the inner ring end face of rubber seal ring is tightly connected with spray pump housing upper flange 15, constitutes the water injector of spray pump and the sealing isolation mounting of hull stern trimming flag 14 junctions thus; Spray pump water injector stretches out the hull stern trimming flag and extends a segment distance forward.The water inlet of spray pump 11 links to each other with water inlet flow channel 12 by flexible connecting pipe 5, flexible connecting pipe 5 is tightly connected with spray pump body lower flange 16 and water inlet flow channel flange 17 by the butt flange at its two ends, flexible connecting pipe can be rubber and takes over, in flexible connecting pipe, be installed on water conservancy diversion bushing pipe 6, play the water conservancy diversion drag reduction, the water conservancy diversion lining pipe is made by corrosion-resistant steel or plastics, and the water inlet of water inlet flow channel 12 and hull exterior are to the spray water supplying pump.
Claims (8)
1. jet propulsion pump device for flexile mounting ship, include spray pump (11), the water injector and the hull stern trimming flag (14) of spray pump join, the water inlet of spray pump links to each other with water inlet flow channel (12), it is characterized in that described spray pump links to each other with fixed support (13) by the elastic vibration isolation bearing, the water inlet of spray pump links to each other with water inlet flow channel (12) by flexible connecting pipe (5), described elastic vibration isolation bearing comprises the bracing frame (8) that connects firmly mutually with the spray pump, the both sides of bracing frame connect the elastic vibration isolation assembly, are connected with fixed support (13) by the elastic vibration isolation assembly.
2. by the described jet propulsion pump device for flexile mounting ship of claim 1, it is characterized in that the water injector of described spray pump joins by sealing isolation mounting and hull stern trimming flag.
3. by claim 1 or 2 described jet propulsion pump device for flexile mounting ship, it is characterized in that in the elastic vibration isolation assembly, also being provided with radially buffering stop block, be provided with the axial buffer inhibiting device at the front end and the hull stern trimming flag joining place of bracing frame (8).
4. by claim 1 or 2 described jet propulsion pump device for flexile mounting ship, it is characterized in that disposing in the described flexible connecting pipe (5) water conservancy diversion bushing pipe (6).
5. by claim 1 or 2 described jet propulsion pump device for flexile mounting ship, it is characterized in that the elastic vibration isolation assembly comprises bearing frame (9) and underframe (10), installs vibration-damped component (1) between bearing frame and underframe.
6. by the described jet propulsion pump device for flexile mounting ship of claim 3, it is characterized in that radially buffering stop block is formed by the spacing hole slot configuration of offering on buffer limit piece (2) and the bearing frame (9).
7. by the described jet propulsion pump device for flexile mounting ship of claim 3, it is characterized in that hole slot and buffer limit piece (3) configuration that the axial buffer inhibiting device is offered by spray pump flange expansion board (7) form, wherein the buffer limit piece is fixed in the aperture end face that hull stern trimming flag (14) is offered, the front and back of spray pump flange expansion board (7) link with spray pump housing upper flange (15) and bracing frame (8) front end respectively, and spray pump flange expansion board is by its hole slot circumferentially offered and buffer limit piece (3) configuration.
8. by the described jet propulsion pump device for flexile mounting ship of claim 2, it is characterized in that the annular space between spray pump housing upper flange (15) and hull stern trimming flag (14) is provided with rubber seal ring (4), the cycle surface of rubber seal ring and hull stern trimming flag are tightly connected, the inner ring end face of rubber seal ring is tightly connected with spray pump housing upper flange (15), constitutes the water injector of spray pump and the sealing isolation mounting of hull stern trimming flag junction thus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100186769A CN100411945C (en) | 2006-03-30 | 2006-03-30 | Jet propulsion pump device for flexile mounting ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100186769A CN100411945C (en) | 2006-03-30 | 2006-03-30 | Jet propulsion pump device for flexile mounting ship |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1827473A CN1827473A (en) | 2006-09-06 |
| CN100411945C true CN100411945C (en) | 2008-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100186769A Active CN100411945C (en) | 2006-03-30 | 2006-03-30 | Jet propulsion pump device for flexile mounting ship |
Country Status (1)
| Country | Link |
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| CN (1) | CN100411945C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100464103C (en) * | 2007-06-26 | 2009-02-25 | 中国舰船研究设计中心 | Vibration absorber |
| CN102114908A (en) * | 2011-01-01 | 2011-07-06 | 赵明 | Pump-jet water propeller system for five-element combined ship |
| CN109268608B (en) * | 2018-10-31 | 2020-07-03 | 中船黄埔文冲船舶有限公司 | Method for installing elbow of water jet propulsion device |
| CN113040602A (en) * | 2019-12-26 | 2021-06-29 | 佛山市顺德区美的饮水机制造有限公司 | Water drinking equipment |
| CN111846178B (en) * | 2020-07-30 | 2021-06-25 | 扬州大学 | Water injection propulsion pump device with telescopic water inlet flow channel and implementation method thereof |
| CN111846177B (en) * | 2020-07-30 | 2021-06-22 | 扬州大学 | Hydraulic liftable water-jet propulsion device with bottom support and use method thereof |
| CN113955061B (en) * | 2021-10-14 | 2022-11-22 | 武汉船用机械有限责任公司 | Inflow pipeline of water jet propulsion device and water jet propulsion device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3942463A (en) * | 1974-10-01 | 1976-03-09 | The United States Of America As Represented By The Secretary Of The Navy | Movable ramp inlet for water jet propelled ships |
| US5310368A (en) * | 1992-03-19 | 1994-05-10 | Kawasaki Jukogyo Kabushiki Kaisha | Seal construction for a pump of a small watercraft |
| US6475044B1 (en) * | 2000-11-28 | 2002-11-05 | Bombardier Motor Corporation Of America | Vibration isolation for mounting water jet propulsion unit to hull |
| JP2002370693A (en) * | 2001-06-15 | 2002-12-24 | Kawasaki Heavy Ind Ltd | Flexible connecting structure and small-sized planing boat having this connecting structure |
| US20050132945A1 (en) * | 2003-12-17 | 2005-06-23 | Tokai Rubber Industries, Ltd. | Noise reducing device |
| US20050148246A1 (en) * | 2003-11-25 | 2005-07-07 | Tomohiro Fuse | Mounting structure for jet propulsion pump in personal watercraft |
-
2006
- 2006-03-30 CN CNB2006100186769A patent/CN100411945C/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3942463A (en) * | 1974-10-01 | 1976-03-09 | The United States Of America As Represented By The Secretary Of The Navy | Movable ramp inlet for water jet propelled ships |
| US5310368A (en) * | 1992-03-19 | 1994-05-10 | Kawasaki Jukogyo Kabushiki Kaisha | Seal construction for a pump of a small watercraft |
| US6475044B1 (en) * | 2000-11-28 | 2002-11-05 | Bombardier Motor Corporation Of America | Vibration isolation for mounting water jet propulsion unit to hull |
| JP2002370693A (en) * | 2001-06-15 | 2002-12-24 | Kawasaki Heavy Ind Ltd | Flexible connecting structure and small-sized planing boat having this connecting structure |
| US20050148246A1 (en) * | 2003-11-25 | 2005-07-07 | Tomohiro Fuse | Mounting structure for jet propulsion pump in personal watercraft |
| US20050132945A1 (en) * | 2003-12-17 | 2005-06-23 | Tokai Rubber Industries, Ltd. | Noise reducing device |
Non-Patent Citations (2)
| Title |
|---|
| 隔振器与挠性接管. 王光.噪声与振动控制，第1991年5-6期. 1991 |
| 隔振器与挠性接管. 王光.噪声与振动控制，第1991年5-6期. 1991 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1827473A (en) | 2006-09-06 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wuhan Ship Development & Design Institute Assignor: China Ship Research and Design Center Contract fulfillment period: 2009.9.1 to 2014.9.1 contract change Contract record no.: 2009420010071 Denomination of invention: Jet propulsion pump device for flexile mounting ship Granted publication date: 20080820 License type: Exclusive license Record date: 20091218 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.9.1 TO 2014.9.1; CHANGE OF CONTRACT Name of requester: WUHAN INSTITUTE OF SHIP DESIGN Effective date: 20091218 |