Intelligent supplementary insulation rubber cushion and control method
Technical field
The present invention relates to a kind of insulation rubber cushion, particularly relate to a kind of safety intelligent type supplementary insulation rubber cushion and control method, be applied to the charged place of electric power system, as: operation, power failure equipments high voltage test, high pressure in-house operation and overhaul and operation maintenance in charging equipment region.
Background technology
In order to ensure operational outfit safe and stable operation, electric power system needs in operate or repair and maintenance in charging zone, and staff must stand on insulation rubber cushion; During power failure, high voltage test personnel, when testing equipment, require that operator must stand on insulation rubber cushion.
The insulation rubber cushion that electric power system tradition uses does not have reliable safety early warning device, State Grid Corporation of China " electric power safety working regulation " (power transformation part) annex J insulating safety tools pilot project, cycle and requirement also just carry out a power frequency withstand test (industrial frequency withstand voltage value 15kV, duration 1min) every year about to insulation rubber cushion.Under normal circumstances, insulation rubber cushion is within the test period, no matter the damage that any crackle or human eye can't find occurs insulation rubber cushion, whether just can detect qualified, effectively can not protect the safety of user like this if can only arrive the next one test period.In addition, the insulation rubber cushion area that tradition uses very little (long 500 mm × wide 500mm), and adult to put on insulated shoes generally long at about 300mm, the width of both feet station or crouching is at about 300mm, in normal use, the both feet of people generally can ensure within 50mm apart from insulation rubber cushion perimeter safe distance, but during actual use, glasses due to staff will watch operating equipment (or instrument screen) attentively, cannot bow and see whether both feet are trampled in insulation rubber cushion safety zone, the involuntary movement of both feet, normal appearance one pin is in insulation rubber cushion, another pin but stands on insulation cushion edge or large ground, user is but entirely ignorant of, once it is to learn in advance that creepage electric leakage occurs, also just cannot be effectively controlled and prevent, insulation rubber cushion is allowed to lose protective effect, when now circuit or equipment generation exception or high voltage test electric discharge, when earth potential is raised, the grave danger of user's electrification injury that can cause.
Do not shift to an earlier date warning function; user cannot judge whether both feet stand in insulating cement and be lined with in effect protection zone; there is no the hidden danger that the insulation rubber cushion of warning function is very large; because of the eyes of people and energy limited; can not operate while also look at whether underfooting stands in insulating cement pad effective coverage; these hidden danger bring threat can to the safety of user, also can allow user that unnecessary person electric shock casualty accident occurs.
Insulation rubber cushion is often used in charging equipment region.At present, the special intelligent supplementary insulation rubber cushion developed for preventing above-mentioned hidden danger when carrying out operation in charging zone is not also had.Whether live line working personnel need to grasp oneself both feet at any time and trample beyond safety zone.
Summary of the invention
The present invention is directed to above-mentioned problems of the prior art, provide a kind of and effectively can control user and stand in intelligent supplementary insulation rubber cushion in safety zone all the time, solve in prior art the problem that the rubber cushion that insulate exists potential safety hazard.
Another object of the present invention is to the control method that a kind of intelligent supplementary insulation rubber cushion is provided.
Technical scheme of the present invention is as follows:
Supplementary insulation rubber cushion is arranged and tramples region and control display unit, controlling display unit is be made up of microprocessor, buzzer, LCD display, voice device; The inner chamber of supplementary insulation rubber cushion is corresponding with trampling region arranges tread sensors, and signal output part is connected with the signal input part of microprocessor by tread sensors.
Described supplementary insulation rubber cushion bottom surface is provided with anti-skid structure.
Described anti-skid structure is sucker or rough layer.
Described supplementary insulation rubber cushion is provided with projection in left and right pin thumb middle position.
Control method of the present invention comprises the steps:
User's both feet part tread sensors when stepping on obtains electrical contact, produces corresponding signal and delivers to microprocessor; The quantity of tread sensors is triggered according to both feet when arranging normal in advance, when occurring at trample action, trigger the tread sensors of some, in the scope that upper lower deviation allows, micro-process obtains both feet according to quantity and is placed among home, and when hidden danger occurs, tread sensors obtains electric quantity and reduces, at this moment export acousto-optic and audio alert signal by microprocessor, remind user's both feet to get back within safety zone.
Advantageous effect of the present invention is as follows:
1 exceeds safety zone once both feet can be reported to the police by buzzer and voice device prompting, thus effectively controls the generation of accident of human electric shock.
2, arrange projection between bipod, operating personnel can rely on sense of touch perception can trample region, without the need to searching of bowing again.
3, by arranging anti-skid structure, prevent from skidding between insulation rubber cushion and supplementary insulation rubber cushion.
Summary, the present invention is intelligent, Split type structure, human oriented design, not fragile, use easy to carry, durable in use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is end view of the present invention.
Fig. 3 is electrical structure schematic diagram of the present invention.
In figure, 1, insulation rubber cushion; 2, supplementary insulation rubber cushion; 3, display unit is controlled; 4, protruding; 5, microprocessor; 6, tread sensors; 7, buzzer; 8, LCD display; 9, supply unit; 10, voice device; 11, sucker.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in more detail.
Embodiment
As shown in Figure 1, 2, supplementary insulation rubber cushion 2 is arranged and tramples region and control display unit 3, the inner chamber of supplementary insulation rubber cushion 2 is provided with several tread sensors 6.Controlling display unit 3 is by microprocessor 5, and buzzer 7, LCD display 8, voice device 10 is formed, and buzzer 7, LCD display 8, voice device 10 are connected with microprocessor 5 respectively.The left and right pin thumb middle position of supplementary insulation rubber cushion 2 is provided with a projection 4, operating personnel can rely on sense of touch perception can trample region, without the need to searching of bowing again, the shape of described projection 4 can be circular, also can be quincunx or any other three-dimensional shape.The bottom surface of supplementary insulation rubber cushion 2, namely with former insulation rubber cushion phase-contact surface with sucker or through roughening process, prevent insulation rubber cushion and supplementary insulation rubber cushion between skid.
As shown in Figure 2,3, in intelligent supplementary insulation rubber cushion 2 inner chamber, several tread sensors 6 is housed, the signal input part of signal output part with microprocessor 5 is connected by each tread sensors 6, the quantity of signal input is trampled in real-time detection, according to this quantity, microprocessor 5 judges whether both feet leave safety zone, when both feet trample quantity be less than normal value time, microprocessor 5 passes through connected LCD display 8 and voice device 10 points out staff to playback, Accident prevention produce.
During actual use, adopt split-type structural, separated from one another between insulation rubber cushion 1 and supplementary insulation rubber cushion 2, conveniently collect and carry.Below being placed on by insulation rubber cushion 1 during use, traditional insulation rubber cushion is long 500mm × wide 500mm; Supplementary insulation rubber cushion 2 is set to long 400mm × wide 400mm, is positioned over one heart by supplementary insulation rubber cushion 2 above conventional insulator rubber cushion 1, forms protecting platform, and adopt said structure, first trip ensure that original insulating cement cushion function is constant.Press supply unit 9 start button on supplementary insulation rubber cushion, microprocessor 5, by the quality of self-inspection determination tread sensors 6, after guaranteeing that each element manipulation state of supplementary insulation rubber cushion 2 is normal, can use.
Control method of the present invention comprises the steps:
Supplementary insulation rubber cushion is superposed with former insulation rubber cushion, and is fixed by the sucker 11 of supplementary insulation rubber cushion bottom surface or coarse skid resistant course, prevent from occurring sideslip phenomenon between two pads; User's both feet part tread sensors when stepping on obtains electrical contact, produces corresponding signal and delivers to microprocessor.According to both feet are placed on after the size of footwear sizes or device initialization are set in advance trample that in region, microprocessor can calculate normal time both feet trigger the quantity of tread sensors, when occurring at trample action, trigger the tread sensors of some, in the scope that upper lower deviation allows, micro-process obtains both feet according to quantity and is placed among home, when hidden danger occurs, when the such as half of a pin is stepped on insulation rubber cushion and outside auxiliary rubber cushion, tread sensors obtains electric quantity can lack 1/4th, at this moment acousto-optic and audio alert signal can be exported by microprocessor, user's both feet are reminded to get back within safety zone.In left and right pin thumb middle position, there is a projection, operating personnel can rely on sense of touch perception can trample region, this intelligent supplementary insulation rubber cushion in use can not because of being shifted and producing gauffer simultaneously, trigger erroneous signal, and can not fracture because of folding inner lead during collection.
Supplementary insulation rubber cushion of the present invention uses material function identical with conventional insulator rubber cushion, both can use together with conventional insulator rubber cushion, and also can be used alone.