CN211955715U - Automatic water injection pressure-resistant test system suitable for insulating boots, gloves and safety helmet - Google Patents
Automatic water injection pressure-resistant test system suitable for insulating boots, gloves and safety helmet Download PDFInfo
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- CN211955715U CN211955715U CN202020393326.6U CN202020393326U CN211955715U CN 211955715 U CN211955715 U CN 211955715U CN 202020393326 U CN202020393326 U CN 202020393326U CN 211955715 U CN211955715 U CN 211955715U
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Abstract
The utility model relates to an automatic water injection pressure resistance test system suitable for insulating boots, gloves and safety helmet, which comprises a control console, a transformer and a test bed, wherein the test bed comprises a rack, a plurality of test points arranged on the rack, a plurality of test buckets, test slots and a liftable automatic water injection device; a movable module is fixed on the rack, and a fixed frame is arranged on the movable module; the water injection device comprises a plurality of water pipes made of insulating materials and a plurality of liquid level detection devices, one end of each water pipe is fixed on the fixed frame and is controlled by an electromagnetic valve to form a water injection port, the other end of each water pipe is connected to the test groove, and the liquid level detection devices are fixed on the fixed frame; the water filling port and the liquid level detection device can extend into the test barrel along with the movement of the fixing frame. The utility model discloses can carry out the insulating boots of multiunit, insulating gloves or helmet withstand voltage test simultaneously to can improve experimental detection efficiency effectively to the automatic water injection of insulating gloves. Additionally, the utility model discloses simple structure, convenient operation, it is with low costs.
Description
Technical Field
The utility model relates to an electric power safety apparatus withstand voltage test technical field especially relates to an automatic water injection withstand voltage test system suitable for insulating boots, gloves and safety helmet.
Background
The electric power safety appliance comprises an insulating boot, an insulating glove, a safety helmet and the like, and the preventive test of the electric power safety appliance refers to a test for finding the hidden danger of the electric power safety appliance and checking the occurrence of equipment or personal accidents, is responsible and guarantees the life safety of electric power construction personnel, and has a self-evident importance.
At present, a plurality of withstand voltage test devices of electric power safety appliances appear in the market, and test methods are also various. However, the conventional test method, such as the pressure resistance test of injecting water into an insulating glove, is relatively simple and low in cost. The insulating gloves pressure test device on the existing market mostly adopts the mode of artifical water injection, and the water injection is efficient, influences whole experimental progress, and testing personnel's intensity of labour is also big moreover. In addition, the voltage withstand test device on the market is generally only specific to one kind of electric power safety apparatus, and the insulating boot, the insulating glove and the safety helmet are rarely tested and concentrated on one device, and the integration level is low, while the insulating boot, the insulating glove and the safety helmet are usually used in a set, and the test is very inconvenient when the insulating boot, the insulating glove and the safety helmet are arranged on different devices.
Disclosure of Invention
An object of the utility model is to provide an automatic water injection withstand voltage test system suitable for insulating boots, gloves and safety helmet can carry out withstand voltage test to insulating boots, insulating gloves and safety helmet respectively to can be to the automatic water injection of insulating gloves, the water injection device normal clear of not interfering with the test has improved experimental detection efficiency effectively simultaneously.
In order to realize the technical purpose, the utility model discloses an automatic water injection withstand voltage test system suitable for insulating boots, gloves and safety helmet, including control cabinet, transformer and test bench, the low pressure side electrical connection control cabinet of transformer, the input voltage of transformer is adjusted to the control cabinet, the high pressure side electrical connection test bench of transformer, control cabinet and test bench electrical connection.
The test bench comprises a rack, a plurality of test points arranged on the rack in an insulating mode, a plurality of detachable test barrels located below the test points, test slots located below the test barrels and a liftable automatic water injection device located above the test barrels.
The rack is provided with a movable module, the movable module is provided with a fixing frame, and the movable module drives the fixing frame to move along the vertical direction.
The water injection device comprises a water pump, a plurality of water pipes made of insulating materials and a plurality of liquid level detection devices, one end of each water pipe is fixed on the fixed frame and is controlled by a solenoid valve to form a water injection port, the other end of each water pipe is connected to the test groove through the water pump, and the liquid level detection devices are fixed on the fixed frame respectively; the water pipes, the liquid level detection devices, the test barrels and the test points are equal in number and correspond to one another; the water filling port and the liquid level detection device move along with the fixed frame and can extend into the test barrel; the mobile module, the electromagnetic valve and the liquid level detection device are electrically connected with the console.
Preferably, the moving module is an electric screw type.
Preferably, the liquid level detection device is a liquid level sensor.
Preferably, each test point comprises a current detection device, a tripping device and a conductive connecting piece, one end of the connecting piece is arranged on the tripping device, the connecting piece falls off when the tripping device acts, and the other end of the connecting piece extends into the test bucket or the test slot; the high-voltage output of the transformer is respectively connected to each tripping device; and the detection data of the current detection device is wirelessly transmitted to the console.
Preferably, the connecting piece is an iron chain; an insulating rod is further arranged below the test points, a plurality of magnets used for adsorbing the iron chains are arranged on the insulating rod, and each magnet only adsorbs one iron chain.
Preferably, the mouths of the test buckets are located on the same horizontal plane.
Preferably, a clamp for clamping the insulating gloves is arranged at the edge of the opening of the testing barrel.
Preferably, the test bucket has a bung that does not extend beyond the slot opening of the test slot.
Preferably, the test point further comprises a current display device for displaying the real-time current of the test point.
Preferably, the test inslot is equipped with the rack, is equipped with a movable rod on the rack, and the movable rod forms the place of a plurality of insulating boots or safety helmet with the rack cooperation, places the quantity of point and equals the quantity of test point.
The utility model discloses following beneficial effect has:
the utility model discloses can test the electric power safety apparatus that contains insulating boot, insulating gloves and safety helmet complete set to can carry out the insulating boot of multiunit, insulating gloves or the withstand voltage test of safety helmet simultaneously. The utility model discloses can be to the automatic water injection of insulating gloves, the setting of water injection device can not the interference test simultaneously, has reduced testing personnel's intensity of labour, has improved experimental detection efficiency effectively. Additionally, the utility model discloses simple structure, convenient operation, it is with low costs.
Drawings
Fig. 1 is a schematic view of the present invention.
FIG. 2 is a schematic view of a test stand with a portion of the housing hidden.
FIG. 3 is a schematic view of the boot when placed in a test slot.
FIG. 4 is a schematic view of a typical insulating boot during placement of a test slot.
FIG. 5 is a schematic view of a safety cap during placement of a test slot.
Description of the main part symbols:
1: console, 2: transformer, 3: test stand, 31: stage, 32: test point, 321: release, 322: iron chain, 323: insulating rod, 324: magnet, 325: current display device, 33: test bucket, 34: a test slot, 341: rack, 342: movable lever, 351: screw rod, 352: motor, 353: mount, 354: level sensor, 355: water pipe, 356: electromagnetic valve, 4: insulating boot of long tube, 5: common insulating boot, 6: a safety helmet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
As shown in fig. 1-2, the utility model discloses an automatic water injection withstand voltage test system suitable for insulating boots, gloves and safety helmet, including control cabinet 1, transformer 2 and test bench 3, transformer 2's low pressure side is connected to control cabinet 1, and control cabinet 1 can adjust transformer 2's input voltage, and transformer 2's high-pressure side is connected to test bench 3, control cabinet 1 and test bench 3 electrical connection. The housings of the console 1 and the test stand 3 are grounded.
The test bed 3 comprises a rack 31, seven test points 32 arranged on the rack 31 in an insulating manner, seven detachable test buckets 33 positioned below the test points 32, test slots 34 positioned below the test buckets 33, and a liftable automatic water injection device positioned above the test buckets 33.
Each test point 32 includes a current detection device, a current display device 325, a trip device, and a conductive connecting member, the current detection device includes a current transformer and a wireless transmission device, the current transformer is sleeved on the line, the trip device is a trip 321, and the connecting member is an iron chain 322. One end of the iron chain 322 is hung on the metal piece of the release 321, when the release 321 operates, the metal piece hung on the iron chain 322 retracts to enable the iron chain 322 to fall off, and the other end of the iron chain 322 extends into the test bucket 33 or the test slot 34. An insulating rod 323 is further arranged below the test point 32, seven magnets 324 for attracting the iron chain 322 are fixed on the insulating rod 323, the magnets 324 are arranged right below the tripper 321, and each magnet 324 attracts only one iron chain 322, so that the iron chains 322 cannot fall into water after falling off the tripper 321, and the tripper is convenient to pick up. The high voltage output of the transformer 2 is connected to each trip unit 321 and then conducted to the iron chain 322. The detection data of the current transformer is displayed on the current display device 325, and is transmitted to the console 1 by wireless transmission means.
The moving module is fixed on the rack 31 and is an electric screw type, and comprises a slide bar, a screw rod 351 parallel to the slide bar, a motor 352 driving the screw rod 351 to rotate, a first slide block sleeved on the slide bar, a second slide block in threaded connection with the screw rod 351, and a fixing frame 353 fixedly connected with the first slide block and the second slide block, wherein the slide bar and the screw rod 351 are fixed on the rack 31, and the screw rod 351 can rotate in situ. Because the first slider and the second slider are connected by the fixed frame 353, the two sliders cannot rotate, so that the fixed frame 353 can move up and down by the forward and reverse rotation of the motor 352. The water injection device comprises a water pump, seven water pipes 355 made of insulating materials and seven liquid level detection devices, and the liquid level detection devices are liquid level sensors 354. One end of each water pipe 355 is fixed on the fixed frame 353 and controlled by the solenoid valve 356 to form a controllable water injection port, the other end of each water pipe 355 is connected to the test slot 34 through a water pump, and the water pump pumps water in the test slot 34 and injects water to the insulating gloves under the control of the solenoid valve 356. After the insulating glove voltage withstand test is completed, water in the gloves is poured into the test groove 34, and the gloves can be recycled. The liquid level detection device is fixed on the fixing frame 353; each water pipe 355 and one liquid level detection device correspond to one test barrel 33 respectively, and each test barrel 33 corresponds to one test point 32. The water filling port and liquid level sensor 354 moves downwards along with the fixed frame 353 and can extend into the test barrel 33; when the water injection device ascends, the fixing frame 353 ascends to the upper end of the stage 31, and thus the water injection device does not affect the progress of the test. The mobile module and the solenoid valve 356 are controlled by the console 1, and the liquid level sensor 354 is electrically connected to the console 1 and transmits a liquid level signal to the console 1. When water is needed to be injected, the control console 1 controls the mobile module to enable the fixing frame 353 to descend according to a preset program, so that the water injection port and the liquid level sensor 354 enter the insulating glove, the water pump and the electromagnetic valve 356 are opened to start water injection, the liquid level sensor 354 monitors liquid level pressure in real time, when the liquid level pressure reaches a set value, the electromagnetic valve 356 is controlled to be disconnected to stop water injection, the fixing frame 353 ascends to the upper end of the rack 31, and automatic water injection is completed.
The seven test buckets 33 are completely identical, the test buckets 33 are hung on the groove edge of the test groove 34, and bucket openings of the test buckets are positioned on the same horizontal plane, so that liquid level detection is facilitated. The openings of the seven test buckets 33 do not exceed the notches of the test slots 34, so that water in the test buckets 33 can directly flow into the test slots 34 if overflowing, and the insulation of the test bed 3 is ensured, so that safety accidents are avoided. The edge of the opening of the testing barrel 33 is provided with a clamp for fixing the insulating gloves.
The test slot 34 is provided with a water inlet and a water outlet, the inside of the test slot is provided with a placing rack 341, the placing rack 341 is provided with a movable rod 342, and the movable rod 342 is matched with the placing rack 341 to form placing points of seven long insulating boots 4, common insulating boots 5 or a safety helmet 6. As shown in fig. 3 to 5, the arrangement positions of the movable rods 342 correspond to the positions of the long insulating boot 4, the common insulating boot 5 and the safety helmet 6 during the test respectively.
Installation and test of the insulating gloves:
a proper amount of water is injected into the test barrel 33, and after the gloves are fixed by the clamp, the iron chain 322 is put into the gloves. After test parameters are set on the control console 1, clicking is performed, the water injection device starts to inject water, and after water injection is completed until the water injection device rises to the upper end of the rack 31, the test starts. The console 1 controls the voltage loading and starts the countdown after the loading is completed. In the loading process, if the insulating glove is punctured or overflows, the release 321 acts, the iron chain 322 falls off, the high voltage of the path is disconnected, other paths are not influenced, and the voltage is automatically reduced after the withstand voltage is over. After the test is finished, the insulating gloves can be taken down after the high voltage is completely cut off, and the insulating gloves are put into the test slot 34.
Installation and test of the insulating boot:
after a proper amount of water is poured into the test slot 34 and the position of the movable rod 342 is adjusted, the insulating boot filled with the steel balls is placed in the test slot 34, and the iron chain 322 is placed in the boot and contacts with the steel balls. After the test parameters are set on the console 1, the test is started by clicking. The console 1 controls the voltage loading and starts the countdown after the loading is completed. In the loading process, if the insulating boot is broken down or overcurrent exists, the release 321 acts, the iron chain 322 falls off, the high voltage of the path is disconnected, other paths are not influenced, and the voltage is automatically reduced after the withstand voltage is over. After the test is finished, the insulating boot can be taken out after the high voltage is completely cut off.
Installation and testing of the safety helmet 6:
after a proper amount of water is poured into the test slot 34 and the position of the movable rod 342 is adjusted, the safety cap 6 filled with the steel balls is placed in the test slot 34, and the iron chain 322 is placed in the safety cap 6 and is in contact with the steel balls. After the test parameters are set on the console 1, the test is started by clicking. The console 1 controls the voltage loading and starts the countdown after the loading is completed. In the loading process, if the safety helmet 6 is broken down or over-current occurs, the release 321 acts, the iron chain 322 falls off, the high voltage of the path is cut off, other paths are not affected, and the voltage is automatically reduced after the withstand voltage is over. After the test is finished, the safety helmet 6 can be taken out after the high voltage is completely cut off.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (10)
1. Automatic water injection withstand voltage test system suitable for insulating boots, gloves and safety helmet, including control cabinet, transformer and test bench, the low pressure side electrical connection control cabinet of transformer, the input voltage of transformer is adjusted to the control cabinet, the high pressure side electrical connection test bench of transformer, control cabinet and test bench electrical connection, its characterized in that:
the test bed comprises a rack, a plurality of test points arranged on the rack in an insulating manner, a plurality of detachable test barrels positioned below the test points, test slots positioned below the test barrels and a liftable automatic water injection device positioned above the test barrels;
the rack is provided with a moving module, the moving module is provided with a fixing frame, and the moving module drives the fixing frame to move along the vertical direction;
the water injection device comprises a water pump, a plurality of water pipes made of insulating materials and a plurality of liquid level detection devices, one end of each water pipe is fixed on the fixed frame and is controlled by a solenoid valve to form a water injection port, the other end of each water pipe is connected to the test groove through the water pump, and the liquid level detection devices are fixed on the fixed frame respectively; the water pipes, the liquid level detection devices, the test barrels and the test points are equal in number and correspond to one another; the water filling port and the liquid level detection device move along with the fixed frame and can extend into the test barrel; the mobile module, the electromagnetic valve and the liquid level detection device are electrically connected with the console.
2. The automatic water injection pressure resistance test system suitable for the insulating boots, gloves and safety helmets according to claim 1, wherein: the moving module is an electric screw rod type.
3. The automatic water injection pressure resistance test system suitable for the insulating boots, gloves and safety helmets according to claim 1, wherein: the liquid level detection device is a liquid level sensor.
4. The automatic water injection pressure resistance test system suitable for the insulating boots, gloves and safety helmets according to claim 1, wherein: each test point comprises a current detection device, a tripping device and a conductive connecting piece, one end of the connecting piece is arranged on the tripping device, the connecting piece falls off when the tripping device acts, and the other end of the connecting piece extends into the test barrel or the test groove; the high-voltage output of the transformer is respectively connected to each tripping device; and the detection data of the current detection device is wirelessly transmitted to the console.
5. The automatic water injection pressure resistance test system suitable for the insulating boots, the gloves and the safety helmets according to claim 4, wherein: the connecting piece is an iron chain; an insulating rod is further arranged below the test points, a plurality of magnets used for adsorbing the iron chains are arranged on the insulating rod, and each magnet only adsorbs one iron chain.
6. The automatic water injection pressure resistance test system suitable for the insulating boots, gloves and safety helmets according to claim 1, wherein: the openings of the test barrels are positioned on the same horizontal plane.
7. The automatic water injection pressure resistance test system suitable for the insulating boots, gloves and safety helmets according to claim 1, wherein: and a clamp for clamping the insulating gloves is arranged at the edge of the opening of the test barrel.
8. The automatic water injection pressure resistance test system suitable for the insulating boots, gloves and safety helmets according to claim 1, wherein: the opening of the test bucket does not exceed the notch of the test slot.
9. The automatic water injection pressure resistance test system suitable for the insulating boots, gloves and safety helmets according to claim 1, wherein: the test point also comprises a current display device for displaying the real-time current of the test point.
10. The automatic water injection pressure resistance test system suitable for the insulating boots, gloves and safety helmets according to claim 1, wherein: the test groove is internally provided with a placing rack, a movable rod is arranged on the placing rack, the movable rod and the placing rack are matched to form placing points of a plurality of insulating boots or safety helmets, and the number of the placing points is equal to that of the testing points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020393326.6U CN211955715U (en) | 2020-03-25 | 2020-03-25 | Automatic water injection pressure-resistant test system suitable for insulating boots, gloves and safety helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020393326.6U CN211955715U (en) | 2020-03-25 | 2020-03-25 | Automatic water injection pressure-resistant test system suitable for insulating boots, gloves and safety helmet |
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| CN211955715U true CN211955715U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020393326.6U Active CN211955715U (en) | 2020-03-25 | 2020-03-25 | Automatic water injection pressure-resistant test system suitable for insulating boots, gloves and safety helmet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114002568A (en) * | 2021-11-11 | 2022-02-01 | 国网新疆电力有限公司乌鲁木齐供电公司 | Automatic water injection type pressure resistance tester |
| CN114035004A (en) * | 2021-11-22 | 2022-02-11 | 广东国研新材料有限公司 | High-voltage insulation testing device |
-
2020
- 2020-03-25 CN CN202020393326.6U patent/CN211955715U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114002568A (en) * | 2021-11-11 | 2022-02-01 | 国网新疆电力有限公司乌鲁木齐供电公司 | Automatic water injection type pressure resistance tester |
| CN114035004A (en) * | 2021-11-22 | 2022-02-11 | 广东国研新材料有限公司 | High-voltage insulation testing device |
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