CN216209306U - Transformer test bench - Google Patents

Transformer test bench Download PDF

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Publication number
CN216209306U
CN216209306U CN202122523784.4U CN202122523784U CN216209306U CN 216209306 U CN216209306 U CN 216209306U CN 202122523784 U CN202122523784 U CN 202122523784U CN 216209306 U CN216209306 U CN 216209306U
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CN
China
Prior art keywords
box
vacuum pump
liquid storage
transformer
sets
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Expired - Fee Related
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CN202122523784.4U
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Chinese (zh)
Inventor
吕敬
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Dalian Hengxin Transformer Co ltd
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Dalian Hengxin Transformer Co ltd
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Priority to CN202122523784.4U priority Critical patent/CN216209306U/en
Application granted granted Critical
Publication of CN216209306U publication Critical patent/CN216209306U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to the technical field of transformers, in particular to a transformer test bed, wherein a sealing door is opened to place a transformer into an experiment box, a feed valve is opened to pour insulating liquid into a liquid storage box, then the transformer is connected with experiment equipment, the sealing door is closed to carry out experiment detection, when the transformer leaks electricity, leaked current is blocked through a first insulating layer and a second insulating layer, the influence of the current on workers is reduced, when the transformer is in fire, a vacuum pump is opened, gas in the experiment box is sucked into the liquid storage box through a one-way valve, the leaked current is blocked through the insulating liquid in the liquid storage box, and then the gas is discharged through the vacuum pump, so that negative pressure is formed in the experiment box to extinguish the fire, and the safety of the equipment is improved; the device comprises a base, an experiment box, a first insulating layer, a second insulating layer, a liquid storage box, a feeding valve, a one-way valve, a vacuum pump, two groups of sliding rails and a sealing door.

Description

Transformer test bench
Technical Field
The utility model relates to the technical field of transformers, in particular to a transformer test bed.
Background
A transformer is a stationary electrical device that utilizes the principle of electromagnetic induction to convert ac power at one voltage level to ac power at another voltage level. The transformer need carry out the experiment and detect after the in-process of research and development and production, generally adopt the test bench to detect, but current test bench structure is fairly simple, in the testing process, takes place the condition such as conflagration and electric leakage easily, causes the injury to staff on every side more easily, leads to the security of equipment to be relatively poor, consequently needs to improve current equipment.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a transformer test bed which comprises a sealing door, a transformer, a first insulating layer, a second insulating layer, a vacuum pump, a check valve, a liquid storage box, a first insulating layer, a second insulating layer, a check valve, a vacuum pump and a vacuum pump.
The utility model relates to a transformer test bed, which comprises a base, an experiment box, a first insulating layer, a second insulating layer, a liquid storage box, a feeding valve, a one-way valve, a vacuum pump, two groups of sliding rails and a sealing door, wherein the first insulating layer is wrapped on the surface of the base, the outer surface of the second insulating layer is connected with the inner wall of the experiment box, the bottom end of the experiment box is connected with the top end of the base, the bottom end of the liquid storage box is connected with the top end of the experiment box, the top end of the liquid storage box is provided with a water inlet, the bottom end of the liquid storage box is provided with a connecting port, the bottom end of the feeding valve is connected with the top end of the water inlet of the liquid storage box, the top end of the one-way valve is connected with the bottom end of the liquid storage box, the bottom end of the one-way valve extends into the experiment box from the top end of the experiment box, the side end of the vacuum pump is connected with the top end of the left end of the liquid storage box, the side end of the vacuum pump is provided with an air suction port, and the top end of the vacuum pump is provided with an air exhaust port, the air suction port of the vacuum pump is communicated with the interior of the liquid storage box, the rear ends of the two groups of slide rails are connected with the front end of the experiment box, and the rear ends of the sealing doors are slidably mounted with the front ends of the two groups of slide rails.
The utility model relates to a transformer test bed, which further comprises a dehumidifying box, a plurality of groups of baffle plates and a drain valve, wherein the bottom end of the dehumidifying box is connected with the top end of the test box, the right end of the dehumidifying box is communicated with the interior of a liquid storage box through a connecting pipe, the side end of a vacuum pump is connected with the left end of the dehumidifying box, an air suction port of the vacuum pump is communicated with the interior of the dehumidifying box, the top ends of the plurality of groups of baffle plates are all connected with the top end in the dehumidifying box, the side end of the drain valve is connected with the bottom end of the left end of the dehumidifying box, and the drain valve is communicated with the interior of the dehumidifying box.
The transformer test bed further comprises a universal rod, a power box, an operation panel and an emergency stop button, wherein the right end of the universal rod is rotatably connected with the left end of the test box, the left end of the universal rod is rotatably connected with the right end of the power box, and the rear ends of the operation panel and the emergency stop button are connected with the front end of the power box.
The transformer test bed further comprises a plurality of groups of infrared temperature detectors, and the side ends of the infrared temperature detectors are respectively connected with the left end and the right end in the test box.
The transformer test bed further comprises a support frame, and the bottom end of the support frame is connected with the top end of the base.
The transformer test bed further comprises a plurality of groups of screw rods and a plurality of groups of bases, wherein the top ends of the screw rods are in threaded connection with the bottom ends of the bases, and the bottom ends of the screw rods are respectively connected with the top ends of the bases.
The transformer test bed further comprises an observation window, wherein the rear end of the observation window is connected with the front end of the sealing door, and the observation window is made of insulating materials.
Compared with the prior art, the utility model has the beneficial effects that: open the inside that sealed door put into the transformer to the experimental box, open the feed valve simultaneously and pour insulating liquid into the inside to the liquid reserve tank, later be connected the transformer with experimental facilities, it tests the detection to close sealed door again, when the transformer takes place the electric leakage again, through first insulating layer and second insulating layer, block the electric current of revealing, reduce the influence of electric current to the staff, when the transformer takes place the conflagration again, open the vacuum pump, inhale the inside to the liquid reserve tank through the gas of check valve in with the experimental box, carry out the separation to the electric current of revealing through the insulating liquid in the liquid reserve tank, later discharge gas through the vacuum pump, make the inside formation negative pressure of experimental box, put out a fire, thereby improve equipment's security.
Drawings
FIG. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is a schematic elevation view of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1 according to the present invention;
in the drawings, the reference numbers: 1. a base; 2. an experimental box; 3. a first insulating layer; 4. a second insulating layer; 5. a liquid storage tank; 6. a feed valve; 7. a one-way valve; 8. a vacuum pump; 9. a slide rail; 10. a sealing door; 11. a dehumidification box; 12. a baffle plate; 13. a drain valve; 14. a gimbal lever; 15. a power supply box; 16. a control panel; 17. an emergency stop key; 18. an infrared temperature detector; 19. a support frame; 20. a screw; 21. a base; 22. and (4) an observation window.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1 to 3, the transformer test stand of the present invention comprises a base 1, an experimental box 2, a first insulating layer 3, a second insulating layer 4, a liquid storage box 5, a feeding valve 6, a check valve 7, a vacuum pump 8, two sets of slide rails 9 and a sealing door 10, wherein the first insulating layer 3 is wrapped on the surface of the base 1, the outer surface of the second insulating layer 4 is connected with the inner wall of the experimental box 2, the bottom end of the experimental box 2 is connected with the top end of the base 1, the bottom end of the liquid storage box 5 is connected with the top end of the experimental box 2, the top end of the liquid storage box 5 is provided with a water inlet, the bottom end of the liquid storage box 5 is provided with a connecting port, the bottom end of the feeding valve 6 is connected with the top end of the water inlet of the liquid storage box 5, the top end of the check valve 7 is connected with the bottom end of the liquid storage box 5, the bottom end of the check valve 7 extends into the experimental box 2 from the top end of the experimental box 2, the side end of the vacuum pump 8 is connected with the top end of the left end of the liquid storage box 5, an air suction port is formed in the side end of the vacuum pump 8, an air exhaust port is formed in the top end of the vacuum pump 8, the air suction port of the vacuum pump 8 is communicated with the interior of the liquid storage box 5, the rear ends of the two groups of sliding rails 9 are connected with the front end of the experiment box 2, and the rear end of the sealing door 10 is slidably mounted with the front ends of the two groups of sliding rails 9; open sealing door 10 and put into the inside to experimental box 2 with the transformer, open simultaneously feed valve 6 and pour the insulating liquid into the inside to liquid reserve tank 5, later be connected the transformer with experimental facilities, it tests and detects to close sealing door 10 again, when the transformer takes place the electric leakage again, through first insulating layer 3 and second insulating layer 4, block the electric current of revealing, reduce the influence of electric current to the staff, when the transformer takes place the conflagration again, open vacuum pump 8, inhale the inside to liquid reserve tank 5 through the gas of check valve 7 in with experimental box 2, carry out the separation to the electric current of revealing through the insulating liquid in the liquid reserve tank 5, later discharge gas through vacuum pump 8, make the inside formation negative pressure of experimental box 2, put out a fire, thereby improve equipment's security.
The transformer test bed also comprises a dehumidification box 11, a plurality of groups of baffle plates 12 and a drain valve 13, wherein the bottom end of the dehumidification box 11 is connected with the top end of the test box 2, the right end of the dehumidification box 11 is communicated with the interior of the liquid storage box 5 through a connecting pipe, the side end of a vacuum pump 8 is connected with the left end of the dehumidification box 11, an air suction port of the vacuum pump 8 is communicated with the interior of the dehumidification box 11, the top ends of the plurality of groups of baffle plates 12 are all connected with the top end in the dehumidification box 11, the side end of the drain valve 13 is connected with the bottom of the left end of the dehumidification box 11, and the drain valve 13 is communicated with the interior of the dehumidification box 11; the gas in the liquid storage tank 5 enters the inside of the dehumidifying box 11, water in the gas is condensed to form water drops through the plurality of groups of baffle plates 12, the gas in the dehumidifying box 11 is discharged through the vacuum pump 8, and then the water in the dehumidifying box 11 is discharged by opening the drain valve 13, so that the dehumidifying effect of the equipment is improved.
The transformer test bed further comprises a universal rod 14, a power supply box 15, a control panel 16 and an emergency stop button 17, wherein the right end of the universal rod 14 is rotatably connected with the left end of the test box 2, the left end of the universal rod 14 is rotatably connected with the right end of the power supply box 15, and the rear ends of the control panel 16 and the emergency stop button 17 are connected with the front end of the power supply box 15; through setting up universal rod 14, make things convenient for the staff to control in the position far away from equipment, when transformer trouble, through pressing scram button 17, stop for the transformer power supply to improve equipment's security.
The transformer test bed further comprises a plurality of groups of infrared temperature detectors 18, and the side ends of the infrared temperature detectors 18 are respectively connected with the left end and the right end in the experiment box 2; the temperature of the transformer in the experimental box 2 is detected through the multiple groups of infrared temperature detectors 18, the temperature of the transformer detected by the multiple groups of infrared temperature detectors 18 exceeds the standard, the vacuum pump 8 is automatically opened, the inside of the experimental box 2 forms negative pressure, and therefore the practicability of equipment is improved.
The transformer test bed further comprises a support frame 19, wherein the bottom end of the support frame 19 is connected with the top end of the base 1; the transformer is placed at the top end of the support frame 19, so that when the transformer is in fire, the damage of high temperature to the first insulating layer 3 is reduced, and the service life of the equipment is prolonged.
The transformer test bed also comprises a plurality of groups of screw rods 20 and a plurality of groups of bases 21, wherein the top ends of the plurality of groups of screw rods 20 are in threaded connection with the bottom end of the base 1, and the bottom ends of the plurality of groups of screw rods 20 are respectively connected with the top ends of the plurality of groups of bases 21; by rotating the plurality of sets of screws 20, the bottom ends of the plurality of sets of bases 21 are supported on the ground, so that the contact of the equipment with the moisture on the ground is reduced, and the safety of the equipment is improved.
The transformer test bed further comprises an observation window 22, the rear end of the observation window 22 is connected with the front end of the sealing door 10, and the observation window 22 is made of an insulating material; through setting up observation window 22, make things convenient for the staff to observe the transformer in experimental box 2 to improve the convenience of equipment.
When the transformer test bed works, firstly, the sealing door 10 is opened to put a transformer into the interior of the test box 2, meanwhile, the feed valve 6 is opened to pour the insulating liquid into the liquid storage tank 5, then the transformer is connected with experimental equipment, the sealing door 10 is closed to carry out experimental detection, and when the transformer leaks electricity, the first insulating layer 3 and the second insulating layer 4 are passed through, the leaked current is blocked, the influence of the current on the working personnel is reduced, when the transformer is in fire, the vacuum pump 8 is opened, inhale the inside to liquid reserve tank 5 through the gas of check valve 7 in with experimental box 2, carry out the separation to the electric current of revealing through the insulating liquid in the liquid reserve tank 5, later discharge gas through vacuum pump 8, make the inside formation negative pressure of experimental box 2, put out a fire, simultaneously through pressing scram button 17, it can to stop for the transformer power supply.
According to the transformer test bed, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the transformer test bed can be implemented as long as the beneficial effects of the transformer test bed can be achieved; the vacuum pump 8, the power supply box 15 and the control panel 16 of the transformer test bed are purchased from the market, and technicians in the industry only need to install and operate according to the attached operating instructions.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A transformer test bed is characterized by comprising a base (1), an experiment box (2), a first insulating layer (3), a second insulating layer (4), a liquid storage box (5), a feeding valve (6), a one-way valve (7), a vacuum pump (8), two groups of slide rails (9) and a sealing door (10), wherein the first insulating layer (3) is wrapped on the surface of the base (1), the outer surface of the second insulating layer (4) is connected with the inner wall of the experiment box (2), the bottom end of the experiment box (2) is connected with the top end of the base (1), the bottom end of the liquid storage box (5) is connected with the top end of the experiment box (2), a water inlet is formed in the top end of the liquid storage box (5), a connecting port is formed in the bottom end of the liquid storage box (5), the bottom end of the feeding valve (6) is connected with the top end of the water inlet of the liquid storage box (5), the top end of the one-way valve (7) is connected with the bottom end of the liquid storage box (5), the bottom of check valve (7) is stretched into the inside of experiment case (2) by the top of experiment case (2), the side of vacuum pump (8) is connected with the left end top of liquid reserve tank (5), and the side of vacuum pump (8) is provided with the induction port, the top of vacuum pump (8) is provided with the gas vent, the induction port of vacuum pump (8) communicates with each other with the inside of liquid reserve tank (5), the rear end of two sets of slide rails (9) all is connected with the front end of experiment case (2), the rear end of sealing door (10) and the front end slidable mounting of two sets of slide rails (9).
2. The transformer test bed according to claim 1, further comprising a dehumidifying box (11), a plurality of sets of baffle plates (12) and a drain valve (13), wherein the bottom end of the dehumidifying box (11) is connected to the top end of the test box (2), the right end of the dehumidifying box (11) is communicated with the interior of the liquid storage box (5) through a connecting pipe, the side end of the vacuum pump (8) is connected to the left end of the dehumidifying box (11), the suction port of the vacuum pump (8) is communicated with the interior of the dehumidifying box (11), the top ends of the plurality of sets of baffle plates (12) are all connected to the top end of the dehumidifying box (11), the side end of the drain valve (13) is connected to the bottom end of the left end of the dehumidifying box (11), and the drain valve (13) is communicated with the interior of the dehumidifying box (11).
3. The transformer test bed according to claim 1, further comprising a universal rod (14), a power box (15), a control panel (16) and an emergency stop button (17), wherein the right end of the universal rod (14) is rotatably connected with the left end of the experiment box (2), the left end of the universal rod (14) is rotatably connected with the right end of the power box (15), and the rear ends of the control panel (16) and the emergency stop button (17) are connected with the front end of the power box (15).
4. The transformer test stand according to claim 1, further comprising a plurality of sets of infrared temperature detectors (18), wherein side ends of the plurality of sets of infrared temperature detectors (18) are connected to left and right ends in the experimental box (2), respectively.
5. The transformer test stand according to claim 1, further comprising a support frame (19), wherein the bottom end of the support frame (19) is connected with the top end of the base (1).
6. The transformer test bed according to claim 1, further comprising a plurality of sets of screws (20) and a plurality of sets of bases (21), wherein top ends of the plurality of sets of screws (20) are in threaded connection with bottom ends of the bases (1), and bottom ends of the plurality of sets of screws (20) are respectively connected with top ends of the plurality of sets of bases (21).
7. The transformer test stand according to claim 1, further comprising an observation window (22), wherein a rear end of the observation window (22) is connected to a front end of the sealing door (10), and the observation window (22) is made of an insulating material.
CN202122523784.4U 2021-10-20 2021-10-20 Transformer test bench Expired - Fee Related CN216209306U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122523784.4U CN216209306U (en) 2021-10-20 2021-10-20 Transformer test bench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122523784.4U CN216209306U (en) 2021-10-20 2021-10-20 Transformer test bench

Publications (1)

Publication Number Publication Date
CN216209306U true CN216209306U (en) 2022-04-05

Family

ID=80886298

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122523784.4U Expired - Fee Related CN216209306U (en) 2021-10-20 2021-10-20 Transformer test bench

Country Status (1)

Country Link
CN (1) CN216209306U (en)

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Granted publication date: 20220405