CN217766614U - Transformer direct current resistance testing arrangement - Google Patents
Transformer direct current resistance testing arrangement Download PDFInfo
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- CN217766614U CN217766614U CN202220961471.9U CN202220961471U CN217766614U CN 217766614 U CN217766614 U CN 217766614U CN 202220961471 U CN202220961471 U CN 202220961471U CN 217766614 U CN217766614 U CN 217766614U
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- current resistance
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Abstract
The utility model discloses a transformer direct current resistance testing arrangement, the power distribution box comprises a box body, install elevating gear in the box, elevating gear is including the guide bar, including a motor, an end cap, a controller, and a cover plate, first gear, the second gear, the screw thread post, movable plate and connecting rod, fixedly connected with motor in the box, motor output end fixedly connected with first gear, first gear engagement has the second gear, fixedly connected with screw thread post in the second gear, rotate between screw thread post and the box and be connected, screw thread post periphery threaded connection has the movable plate, movable plate upper end fixedly connected with connecting rod, connecting rod upper end fixedly connected with fixed plate, damping device upper end fixedly connected with transformer direct current resistance test instrument. The utility model discloses an open the motor, at this moment just can make the movable plate remove to just can stretch out the box with transformer direct current resistance test instrument under the effect of connecting rod and fixed plate outside, reached the purpose of being convenient for take out transformer direct current resistance test instrument.
Description
Technical Field
The utility model relates to a testing arrangement technical field especially relates to transformer direct current resistance testing arrangement.
Background
The direct current resistance tester of the transformer is a necessary test item for semi-finished products, finished product delivery tests, installation, handover tests and preventive tests of an electric power department in transformer manufacturing, can effectively find manufacturing defects such as material selection, welding, loosening of connecting parts, strand missing, wire breakage and the like of a transformer coil and hidden dangers existing after operation, is a latest generation product for measuring the direct current resistance of the transformer, is optimally designed for measuring the direct current resistance of a three-phase winding of a large-capacity transformer, can simultaneously test the direct current resistance of the three-phase winding of the transformer, can directly adjust a tap switch without discharging on an on-load tap-changing transformer, has the measuring time one third of the traditional single-phase measurement, can greatly shorten the working time and labor intensity, and is the optimal choice for measuring the direct current resistance of the transformer, and has stable test data, high speed and good repeatability on-site.
However, the existing transformer direct-current resistance testing device is placed in the box when not in use, and when the existing transformer direct-current resistance testing device is taken out from the box, people need to stretch arms into the box first and then take out the transformer direct-current resistance testing device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a testing device for the direct current resistance of a transformer.
In order to achieve the above purpose, the utility model adopts the following technical scheme: transformer direct current resistance testing arrangement, the power distribution box comprises a box body, install elevating gear in the box, elevating gear is including guide bar, motor, first gear, second gear, screw thread post, movable plate and connecting rod, fixedly connected with motor in the box, motor output end fixedly connected with first gear, first gear engagement has the second gear, fixedly connected with screw thread post in the second gear, rotate between screw thread post and the box and be connected, screw thread post periphery threaded connection has the movable plate, movable plate upper end fixedly connected with connecting rod, connecting rod upper end fixedly connected with fixed plate, damping device is installed to the fixed plate upper end, damping device upper end fixedly connected with transformer direct current resistance test instrument.
As a further description of the above technical solution:
the movable plate is characterized in that guide rods are fixedly connected in the box body, the guide rods are connected with the movable plate in a sliding mode, and the four guide rods are arranged, so that the movable plate can only vertically move by limiting the movement of the movable plate under the action of the guide rods during operation.
As a further description of the above technical solution:
damping device is including the rubber circle, place board and spring, fixed plate upper end fixedly connected with rubber circle and spring, the board is placed to rubber circle upper end fixedly connected with, place fixed connection between board and the spring, place board upper end and transformer direct current resistance test instrument fixed connection, the during operation, when taking place vibrations, just can play the purpose of buffering under the effect of rubber circle and spring at this moment to prevent that transformer direct current resistance test instrument from taking place to damage.
As a further description of the above technical solution:
the spring is provided with four, and spring evenly distributed is in fixed plate upper end four corners, and the during operation because spring evenly distributed is in fixed plate upper end four corners, just so can make the shock attenuation effect more obvious, and is also more stable simultaneously.
As a further description of the above technical solution:
the utility model discloses a box, including box lower extreme fixedly connected with universal wheel, the universal wheel internal rotation is connected with the brake block, the universal wheel is provided with four, and the universal wheel distributes in box lower extreme four corners, and the during operation removes through the box of can being convenient for under the effect of universal wheel, when removing required place, steps on the brake block at this moment, just can reach the locking to the universal wheel to can be so that the stable placing of box is in required place.
As a further description of the above technical solution:
a fixed seat is fixedly connected with the rear end of the box body, and a supporting shaft is fixedly connected in the fixed seat; the opening and closing cover is placed at the upper end of the box body, the connecting plate is fixedly connected to the rear end of the opening and closing cover, a sliding hole is formed in the end face of the connecting plate side, the sliding hole is connected with the supporting shaft in a sliding mode, the handle is fixedly connected to the upper end of the opening and closing cover, the handle is lifted upwards in work, the opening and closing cover is driven to move upwards at this time, the supporting shaft further slides in the sliding hole, when the supporting shaft reaches the lowest end of the sliding hole, the opening and closing cover can rotate 180 degrees, the opening and closing cover can be opened, the opening and closing cover is in a horizontal state under the action of the connecting plate due to the opening and closing cover, articles can be placed at the upper end of the opening and closing cover, and the purpose of fully utilizing the opening and closing cover can be achieved.
The utility model discloses following beneficial effect has:
1. compared with the prior art, this transformer direct current resistance testing arrangement, through at the guide bar, including a motor, an end cap, a controller, and a cover plate, first gear, the second gear, the screw thread post, under movable plate and the cooperation of connecting rod, open the motor, at this moment will make the fixed plate carry out the rebound, and then can drive transformer direct current resistance testing instrument and shift up under damping device's effect, just so can stretch out the box with transformer direct current resistance testing instrument outside, so that use transformer direct current resistance testing instrument, great improvement work efficiency.
2. Compared with the prior art, this transformer direct current resistance testing arrangement, through at the fixing base, the back shaft, the connecting plate, open and shut under the cooperation of lid and handle, upwards stimulate the handle earlier, when the pulling is motionless, at this moment overturn and open and shut the lid again, make to open and shut and cover 180 degrees, just so can reach the purpose of opening and shutting the lid, simultaneously under the effect of connecting plate, make the connecting plate support behind the box on the wall, will make like this to open and shut and cover in the horizontality, so that cover placing object article opening and shutting, thereby improved the utilization of opening and shutting the lid.
Drawings
Fig. 1 is a rear view overall structure diagram of the transformer dc resistance testing device provided by the present invention;
fig. 2 is an enlarged view of a part a in fig. 1 of the testing apparatus for dc resistance of transformer according to the present invention;
fig. 3 is a front sectional view of the dc resistance testing device of the transformer according to the present invention;
fig. 4 is an enlarged view of a part B in fig. 3 of the transformer dc resistance testing device provided by the present invention;
fig. 5 is a front partial sectional view of the dc resistance testing device of the transformer according to the present invention;
fig. 6 is a magnified view of part C in fig. 5 of the testing device for dc resistance of transformer provided by the present invention.
Illustration of the drawings:
1. a box body; 2. opening and closing the cover; 3. a handle; 4. a universal wheel; 5. a fixed seat; 6. a support shaft; 7. a connecting plate; 8. a slide hole; 9. a transformer direct current resistance testing instrument; 10. a fixing plate; 11. a damping device; 1101. a rubber ring; 1102. placing a plate; 1103. a spring; 12. a lifting device; 1201. a guide bar; 1202. a motor; 1203. a first gear; 1204. a second gear; 1205. a threaded post; 1206. moving the plate; 1207. a connecting rod.
Detailed Description
Referring to fig. 1-6, the utility model provides a transformer direct current resistance testing arrangement, including box 1, install elevating gear 12 in the box 1, elevating gear 12 is including guide bar 1201, motor 1202, first gear 1203, second gear 1204, screw post 1205, movable plate 1206 and connecting rod 1207, fixedly connected with motor 1202 in the box 1, motor 1202 output end fixedly connected with first gear 1203, first gear 1203 meshes has second gear 1204, fixedly connected with screw post 1205 in the second gear 1204, rotate between screw post 1205 and the box 1 and be connected, screw post periphery threaded connection has the movable plate 1206, movable plate 1206 upper end fixedly connected with connecting rod 1207, connecting rod 1207 upper end fixedly connected with fixed plate 10, damping device 11 is installed to fixed plate 10 upper end, damping device 11 upper end fixedly connected with transformer direct current resistance testing instrument 9.
As a further embodiment of the above technical solution:
the guide rods 1201 are fixedly connected in the box body 1, the guide rods 1201 are in sliding connection with the moving plate 1206, the guide rods 1201 are four, and in operation, the moving plate 1206 can be limited in moving under the action of the guide rods 1201, so that the moving plate 1206 can only vertically move.
As a further embodiment of the above technical solution:
As a further embodiment of the above technical solution:
the spring 1103 is provided with four, and spring 1103 evenly distributed is in fixed plate 10 upper end four corners, and the during operation because spring 1103 evenly distributed is in fixed plate 10 upper end four corners, just so can be so that the shock attenuation effect is more obvious, and is also more stable simultaneously.
As a further embodiment of the above technical solution:
1 lower extreme fixedly connected with universal wheel 4 of box, 4 internal rotations of universal wheel are connected with the brake block, universal wheel 4 is provided with four, and universal wheel 4 distributes in 1 lower extreme four corners of box, and the during operation can be convenient for box 1 and remove under the effect at universal wheel 4, when removing required place, steps on the brake block at this moment, just can reach the locking to universal wheel 4 to can make stable the placing in required place of box 1.
As a further embodiment of the above technical solution:
the rear end of the box body 1 is fixedly connected with a fixed seat 5, and a supporting shaft 6 is fixedly connected in the fixed seat 5; open and shut lid 2 has been placed to 1 upper end of box, open and shut 2 rear end fixedly connected with connecting plate 7 of lid, connecting plate 7 side end face has seted up the slide opening 8, sliding connection between slide opening 8 and the back shaft 6, open and shut 2 upper ends fixedly connected with handles 3, in operation, through upwards carrying out the pull handle 3, at this moment, will drive open and shut lid 2 and shift up, and then make back shaft 6 slide in slide opening 8, when back shaft 6 reaches slide opening 8 lower extreme, at this moment just can rotate open and shut lid 2, make open and shut lid 2 rotate 180 degrees, thereby can reach the mesh of opening and shutting lid 2, the opening of open and shut lid 2 makes open and shut lid 2 be in the horizontality under the effect of connecting plate 7, just so can place article in the upper end of open and shut lid 2, thereby can reach the mesh of abundant utilization open and shut lid 2.
The working principle is as follows:
use the utility model discloses the time, when taking transformer direct current resistance test instrument 9 in box 1, open lid 2 earlier, after opening lid 2, then open motor 1202, at this moment will make first gear 1203 rotate, and then drive second gear 1204 and rotate, along with the rotation of second gear 1204, and then drive threaded post 1205 and rotate, at this moment just can drive movable plate 1206 and move up under the effect of guide bar 1201, and then can drive fixed plate 10 and move under the effect of connecting rod 1207, at this moment will make transformer direct current resistance test instrument 9 move up, along with the moving up of transformer direct current resistance test instrument 9, just so can reach the mesh of taking out transformer direct current resistance test instrument 9, so as to test the transformer; when the transformer dc resistance test instrument 9 is placed, the motor 1202 is turned on to rotate the motor 1202 in the reverse direction, so that the transformer dc resistance test instrument 9 can be accommodated in the case 1.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. Transformer direct current resistance testing arrangement, including box (1), its characterized in that: install elevating gear (12) in box (1), elevating gear (12) are including guide bar (1201), motor (1202), first gear (1203), second gear (1204), screw post (1205), movable plate (1206) and connecting rod (1207), fixedly connected with motor (1202) in box (1), motor (1202) output end fixedly connected with first gear (1203), first gear (1203) meshing has second gear (1204), fixedly connected with screw post (1205) in second gear (1204), rotate between screw post (1205) and box (1) and be connected, screw post (1205) periphery threaded connection has movable plate (1206), movable plate (1206) upper end fixedly connected with connecting rod (1207), connecting rod (1207) upper end fixedly connected with fixed plate (10), damping device (11) are installed to fixed plate (10) upper end, damping device (11) upper end fixedly connected with transformer direct current resistance test instrument (9).
2. The transformer direct current resistance test device according to claim 1, characterized in that: the box body (1) is internally and fixedly connected with guide rods (1201), the guide rods (1201) are in sliding connection with the moving plate (1206), and the number of the guide rods (1201) is four.
3. The transformer direct current resistance test device according to claim 1, characterized in that: damping device (11) including rubber circle (1101), place board (1102) and spring (1103), fixed plate (10) upper end fixedly connected with rubber circle (1101) and spring (1103), rubber circle (1101) upper end fixedly connected with places board (1102), place fixed connection between board (1102) and the spring (1103), place board (1102) upper end and transformer direct current resistance test instrument (9) fixed connection.
4. The transformer direct current resistance test device according to claim 3, characterized in that: the number of the springs (1103) is four, and the springs (1103) are uniformly distributed at four corners of the upper end of the fixing plate (10).
5. The transformer direct current resistance testing device according to claim 1, wherein: the automobile brake pad box is characterized in that universal wheels (4) are fixedly connected to the lower end of the box body (1), brake pads are connected to the inner portions of the universal wheels (4) in a rotating mode, four universal wheels (4) are arranged, and the universal wheels (4) are distributed in four corners of the lower end of the box body (1).
6. The transformer direct current resistance test device according to claim 1, characterized in that: a fixed seat (5) is fixedly connected with the rear end of the box body (1), and a supporting shaft (6) is fixedly connected in the fixed seat (5); the improved box is characterized in that an opening and closing cover (2) is placed at the upper end of the box body (1), a connecting plate (7) is fixedly connected to the rear end of the opening and closing cover (2), a sliding hole (8) is formed in the side end face of the connecting plate (7), the sliding hole (8) is connected with a supporting shaft (6) in a sliding mode, and a handle (3) is fixedly connected to the upper end of the opening and closing cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220961471.9U CN217766614U (en) | 2022-04-23 | 2022-04-23 | Transformer direct current resistance testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220961471.9U CN217766614U (en) | 2022-04-23 | 2022-04-23 | Transformer direct current resistance testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217766614U true CN217766614U (en) | 2022-11-08 |
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ID=83884154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220961471.9U Active CN217766614U (en) | 2022-04-23 | 2022-04-23 | Transformer direct current resistance testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217766614U (en) |
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2022
- 2022-04-23 CN CN202220961471.9U patent/CN217766614U/en active Active
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