CN218412780U - High-voltage test device for pumped storage power station power transformer - Google Patents
High-voltage test device for pumped storage power station power transformer Download PDFInfo
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- CN218412780U CN218412780U CN202222208305.4U CN202222208305U CN218412780U CN 218412780 U CN218412780 U CN 218412780U CN 202222208305 U CN202222208305 U CN 202222208305U CN 218412780 U CN218412780 U CN 218412780U
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model discloses a high-voltage testing device for pumped storage power station power transformer, concretely relates to experimental apparatus field, include box, cavity, gyro wheel, push away the handle, the cavity has been seted up to the symmetry both sides in the box, the gyro wheel is installed to the box bottom, box one side is installed and is pushed away the handle, each all install elevating system, two in the cavity support the backup pad between the elevating system, each the heat dissipation case is all installed to cavity one side, each all install heat dissipation mechanism in the heat dissipation case, the welding of box top both sides has the support column, each the brace column top is all supported and is installed a supporting bench, each all install fixture on a supporting bench. The utility model has the advantages of be convenient for install the transformer of different models to can be convenient for dispel the heat to the transformer to the height adjustment of transformer, make the experiment of transformer safer.
Description
Technical Field
The utility model relates to an experimental apparatus technical field, more specifically say, the utility model relates to a high-voltage testing device for pumped storage power station power transformer.
Background
The pumped storage power station pumps water to an upper reservoir by using electric energy in the low ebb period of the electric load and discharges water to a hydropower station for generating power in a lower reservoir in the peak period of the electric load. Also known as energy storage hydropower stations. The device can convert redundant electric energy when the load of a power grid is low into high-value electric energy during the peak period of the power grid, is also suitable for frequency modulation and phase modulation, stabilizes the cycle and voltage of a power system, is suitable for emergency standby, can also improve the efficiency of a fire power station and a nuclear power station in the system, and has great influence on the quality of a transformer in order that a pumped storage power station can stably operate, so that a high-voltage test needs to be carried out on the power transformer.
The utility model discloses a patent application publication No. CN211927986U discloses an AC/DC light high-voltage test transformer, which comprises a bottom plate and a high-voltage test transformer body, wherein four corners of the bottom surface of the bottom plate are respectively provided with universal wheels, and the bottom plate is respectively provided with a front clamping plate and a rear clamping plate which are symmetrical; the bottom plate is also provided with an operating clamping mechanism for driving the front clamping plate to move; the operating clamping mechanism comprises an embedded nut, a threaded rod and a mounting seat; the utility model discloses a light-duty high-voltage testing transformer of alternating current-direct current, through the movable front splint with fixed back splint press from both sides after steady high-voltage testing transformer body can the mechanism, the horizontal tangent plane of front splint and back splint is "V" font structure, the shape of most high-voltage testing transformer bodies on the adaptation market, and still install the operation clamping mechanism that drives the front splint activity, enlarged the application scope of device, be applicable to the high-voltage testing transformer body of size difference, the cost is reduced.
However, in the actual use of the structure, although the transformers of different models can be fixed and are convenient to move, the transformer can bear different high-voltage charges in the process of testing the transformer to check the bearing capacity of the transformer, so that the transformer is easy to heat, the heat dissipation performance of the device is poor, and the contact end at the bottom end is in a closed state, so that the heat of the transformer is slowly dissipated, and safety accidents are easy to cause.
SUMMERY OF THE UTILITY MODEL
The utility model discloses technical scheme is directed against solving too single technical problem in prior art, provides showing and is different from prior art's solution. In order to overcome the above-mentioned defect of prior art, the utility model provides a high-voltage testing device for pumped storage power station power transformer to propose in solving above-mentioned background art because carrying out experimental in-process to the transformer, can make the transformer bear different high-voltage charge, the bearing capacity of inspection transformer makes the transformer generate heat easily, and the device thermal diffusivity is poor, and the bottom contact jaw is airtight state, make the heat of transformer scatter and disappear slowly, cause the problem of incident easily.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-voltage testing device for pumped storage power station power transformer, includes box, cavity, gyro wheel, pushes away the handle, the cavity has been seted up to the symmetry both sides in the box, the gyro wheel is installed to the box bottom, box one side is installed and is pushed away the handle, each all install elevating system in the cavity, two it has the backup pad, each to support between the elevating system the heat dissipation case is all installed to cavity one side, each the heat dissipation incasement all installs heat dissipation mechanism, the welding of box top both sides has the support column, each the brace column top is all supported and is installed a supporting bench, each all install fixture on the supporting bench.
Preferably, the supporting plate is evenly provided with heat dissipation holes, the middle parts of the two ends of the supporting plate are respectively provided with a sliding block, the sliding blocks are respectively provided with a screw hole, and the supporting plates on the two sides of each sliding block are provided with sliding holes.
Preferably, the heat dissipation mechanism comprises a second motor, and the second motor is installed inside the heat dissipation box;
one end of the rotating rod is connected with the second motor;
and the fan blade is arranged at the other end of the rotating rod.
The heat dissipation mechanism operates, and when the heat is dissipated around the transformer, the second motor operates to enable the rotating rod to drive the fan blades to rotate, so that the fan blades generate wind to blow around the transformer, and the transformer is enabled to dissipate heat quickly.
Preferably, the lifting mechanism comprises a first motor, and the first motor is arranged at the top end of the chamber;
the top end of the coupler is arranged at the power end of the first motor and is positioned at the top end in the cavity;
the top end of the screw is inserted at the bottom end of the coupler, and a sliding block arranged on one side of the supporting plate is sleeved on the screw;
the guide rods are inserted in the sliding holes on the two sides of the supporting plate in a sliding mode, and the inner walls of the uniform chambers at the two ends of the guide rods are connected;
and the top end of the bearing seat is arranged at the bottom end of the screw rod, and the bottom end of the bearing seat is arranged at the bottom of the cavity.
When the two lifting mechanisms move down or lift the height of the supporting plate, the two first motors run synchronously, so that the two screw rods rotate under the action of the coupler, and the sliding blocks arranged on the supporting plate drive the supporting plate to move up and down on the screw rods.
Preferably, the clamping mechanism comprises an air cylinder, and the air cylinder is arranged on the support table;
one end of the push rod is connected with the air cylinder;
the bracket is arranged at the other end of the push rod;
the two telescopic rods are symmetrically arranged on the inner sides of the two ends of the bracket;
and each clamping plate is respectively arranged at one end of the corresponding telescopic rod.
Preferably, the support includes a diaphragm and two short slabs, diaphragm one side is connected with the push rod, two the short slab is installed at the diaphragm both ends, and two short slab inboards all fix the telescopic link of one side.
When carrying out the centre gripping fixed to the transformer, the cylinder operation for the push rod promotes the support, thereby makes the diaphragm extrude transformer one side, and the telescopic link extension on the short slab makes two splint carry out the centre gripping to the both sides of transformer, thereby makes the transformer fix.
The utility model discloses a technological effect and advantage:
1. through the arrangement of the heat dissipation holes formed in the heat dissipation mechanism and the support plate, compared with the prior art, the support plate can support the transformer, so that the bottom of the transformer can be in contact with air, heat dissipation is facilitated, meanwhile, the two heat dissipation mechanisms dissipate heat around the transformer, the heat dissipation efficiency of the transformer is improved, and the test safety is improved;
2. through elevating system, backup pad and fixture's setting, compared with the prior art, elevating system can move down the backup pad, be convenient for lift the transformer and move to in the backup pad, reduce the physical power that the porter consumeed, and simultaneously, elevating system can raise the transformer that supports in the backup pad, make the bottom fully contact with the air, the heat dissipation of the transformer of being convenient for, and the fixture of top both sides can carry out the centre gripping to the transformer in step, it is firm not only to centre gripping, but also can the not unidimensional transformer of centre gripping fixed, and the practicality is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic side view of the three-dimensional structure of the present invention.
Fig. 3 is a schematic view of the connection structure of the supporting plate and the lifting mechanism of the present invention.
Fig. 4 is a schematic structural diagram of the heat dissipation mechanism of the present invention.
Fig. 5 is a schematic structural diagram of the clamping mechanism of the present invention.
The reference signs are: 1. a box body; 2. a chamber; 3. a heat dissipation box; 4. a heat dissipation mechanism; 401. a second motor; 402. a rotating rod; 403. a fan blade; 5. a lifting mechanism; 501. a first motor; 502. a coupling; 503. a screw; 504. a guide bar; 505. a bearing seat; 6. a support plate; 7. a roller; 8. a push handle; 9. a support pillar; 10. a support table; 11. a clamping mechanism; 1101. a cylinder; 1102. a push rod; 1103. a support; 1104. a telescopic rod; 1105. and (4) clamping the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The high-voltage test device for the power transformer of the pumped storage power station comprises a box body 1, a cavity 2, rollers 7 and a pushing handle 8, wherein the cavity 2 is symmetrically arranged on two sides in the box body 1, the rollers 7 are installed at the bottom end of the box body 1, the pushing handle 8 is installed on one side of the box body 1, lifting mechanisms 5 are installed in each cavity 2, a supporting plate 6 is supported between the two lifting mechanisms 5, a heat dissipation box 3 is installed on one side of each cavity 2, a heat dissipation mechanism 4 is installed in each heat dissipation box 3, supporting columns 9 are welded on two sides of the top end of the box body 1, supporting tables 10 are supported and installed on the top ends of the supporting columns 9, and clamping mechanisms 11 are installed on each supporting table 10.
As shown in attached figures 1 and 3, heat dissipation holes are uniformly formed in the supporting plate 6, sliding blocks are mounted in the middle of two ends of the supporting plate 6, screw holes are formed in the sliding blocks, and sliding holes are formed in the supporting plate 6 on two sides of each sliding block.
As shown in fig. 4, the heat dissipation mechanism 4 includes a second motor 401, and the second motor 401 is installed inside the heat dissipation case 3;
one end of the rotating rod 402 is connected with the second motor 401;
and the fan blade 403 is arranged at the other end of the rotating rod 402.
The heat dissipation mechanism 4 operates, and when the heat is dissipated around the transformer, the second motor 401 operates, so that the rotating rod 402 drives the fan blade 403 to rotate, and thus the fan blade 403 generates wind and blows the wind around the transformer, and the transformer dissipates heat quickly.
As shown in fig. 3, the lifting mechanism 5 includes a first motor 501, and the first motor 501 is installed at the top end of the chamber 2;
the top end of the coupler 502 is arranged at the power end of the first motor 501 and is positioned at the top end inside the chamber 2;
the top end of the screw 503 is inserted into the bottom end of the coupler 502, and the sliding block arranged on one side of the support plate 6 is sleeved on the screw 503;
the two guide rods 504 are inserted in the sliding holes at the two sides of the support plate 6 in a sliding manner, and the inner walls of the chambers 2 with two uniform ends are connected;
and a bearing seat 505, wherein the top end of the bearing seat 505 is arranged at the bottom end of the screw 503, and the bottom end is arranged at the bottom of the chamber 2.
When the two lifting mechanisms 5 move down or lift the supporting plate 6, the two first motors 501 run synchronously, so that the two screws 503 rotate under the action of the coupler 502, and the sliding block mounted on the supporting plate 6 drives the supporting plate 6 to move up and down on the screws 503.
As shown in fig. 5, the clamping mechanism 11 includes a cylinder 1101, the cylinder 1101 being mounted on the support table 10;
a push rod 1102, wherein one end of the push rod 1102 is connected with the air cylinder 1101;
a bracket 1103, wherein the bracket 1103 is installed at the other end of the push rod 1102;
the two telescopic rods 1104 are symmetrically arranged on the inner sides of two ends of the bracket 1103;
two splint 1105, each splint 1105 install respectively in corresponding telescopic link 1104 one end.
When clamping and fixing the transformer, the air cylinder 1101 runs, so that the push rod 1102 pushes the support 1103, the transverse plate is extruded on one side of the transformer, the telescopic rod 1104 on the short plate is extended, the two clamping plates 1105 clamp two sides of the transformer, and the transformer is fixed.
As shown in fig. 5, the bracket 1103 includes a horizontal plate and two short plates, one side of the horizontal plate is connected to the push rod 1102, the two short plates are installed at two ends of the horizontal plate, and the inner sides of the two short plates fix the telescopic rod 1104 at one side.
The utility model discloses the theory of operation: the transformer is installed and fixed in operation, when testing, two elevating system 5 synchronous operation of installation in the box 1 move backup pad 6 down, be convenient for the transformer substation to lift and move to backup pad 6 on, then, elevating system 5 lifts backup pad 6 is automatic, 11 synchronous operation of fixture on two brace tables 10, it is fixed to add to hold the transformer, make the transformer fix in box 1, and support by backup pad 6, and finally, heat dissipation mechanism 4 in two heat dissipation boxes 3 moves, dispel the heat around the transformer, improve experimental security.
The utility model has the advantages of be convenient for install the transformer of different models to can be convenient for dispel the heat to the transformer to the height adjustment of transformer, make the experiment of transformer safer.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a high-voltage testing device for pumped storage power station power transformer, includes box (1), cavity (2), gyro wheel (7), pushes away (8), cavity (2) have been seted up to box (1) interior symmetry both sides, gyro wheel (7) are installed to box (1) bottom, box (1) one side is installed and is pushed away (8), its characterized in that: all install elevating system (5) in each cavity (2), two it has backup pad (6) to support between elevating system (5), each cavity (2) one side all installs heat dissipation case (3), each all install heat dissipation mechanism (4) in heat dissipation case (3), the welding of box (1) top both sides has support column (9), each support column (9) top all supports and installs brace table (10), each all install fixture (11) on brace table (10).
2. The high voltage test apparatus for pumped storage power station power transformers of claim 1, wherein: the heat dissipation holes are evenly formed in the supporting plate (6), sliding blocks are installed in the middle of two ends of the supporting plate (6), screw holes are formed in the sliding blocks, and sliding holes are formed in the supporting plate (6) on two sides of each sliding block.
3. The high voltage testing apparatus for pumped storage power station power transformers of claim 1, wherein: the heat dissipation mechanism (4) comprises a second motor (401), and the second motor (401) is installed inside the heat dissipation box (3);
one end of the rotating rod (402) is connected with the second motor (401);
the fan blade (403), the fan blade (403) is installed at the other end of the rotating rod (402).
4. The high voltage test apparatus for pumped storage power station power transformers of claim 1, wherein: the lifting mechanism (5) comprises a first motor (501), and the first motor (501) is arranged at the top end of the chamber (2);
the top end of the coupler (502) is installed at the power end of the first motor (501) and is positioned at the top end inside the chamber (2);
the top end of the screw rod (503) is inserted into the bottom end of the coupler (502), and the sliding block arranged on one side of the supporting plate (6) is sleeved on the screw rod (503);
the two guide rods (504), each guide rod (504) is inserted in the sliding holes on the two sides of the support plate (6) in a sliding mode, and the inner walls of the uniform chambers (2) on the two ends are connected;
and the top end of the bearing seat (505) is arranged at the bottom end of the screw rod (503), and the bottom end of the bearing seat (505) is arranged at the bottom of the cavity (2).
5. The high voltage testing apparatus for pumped storage power station power transformers of claim 1, wherein: the clamping mechanism (11) comprises an air cylinder (1101), and the air cylinder (1101) is installed on the support table (10);
the push rod (1102), one end of the push rod (1102) is connected with the air cylinder (1101);
the bracket (1103) is installed at the other end of the push rod (1102);
the two telescopic rods (1104) are symmetrically arranged on the inner sides of two ends of the bracket (1103);
the clamping plates (1105) are respectively arranged at one end of the corresponding telescopic rod (1104).
6. The high voltage testing apparatus for pumped storage power station power transformers of claim 5, wherein: the support (1103) comprises a transverse plate and two short plates, one side of the transverse plate is connected with the push rod (1102), the two short plates are installed at two ends of the transverse plate, and the inner sides of the two short plates are fixed on the telescopic rod (1104) on one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222208305.4U CN218412780U (en) | 2022-08-22 | 2022-08-22 | High-voltage test device for pumped storage power station power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222208305.4U CN218412780U (en) | 2022-08-22 | 2022-08-22 | High-voltage test device for pumped storage power station power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218412780U true CN218412780U (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222208305.4U Active CN218412780U (en) | 2022-08-22 | 2022-08-22 | High-voltage test device for pumped storage power station power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218412780U (en) |
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2022
- 2022-08-22 CN CN202222208305.4U patent/CN218412780U/en active Active
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