CN220561341U - High-power thyristor test fixture - Google Patents
High-power thyristor test fixture Download PDFInfo
- Publication number
- CN220561341U CN220561341U CN202322049844.2U CN202322049844U CN220561341U CN 220561341 U CN220561341 U CN 220561341U CN 202322049844 U CN202322049844 U CN 202322049844U CN 220561341 U CN220561341 U CN 220561341U
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- China
- Prior art keywords
- plate
- push
- pull
- power thyristor
- telescopic column
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- 238000003825 pressing Methods 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 abstract description 26
- 238000000034 method Methods 0.000 description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 241000276425 Xiphophorus maculatus Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The utility model relates to the technical field of experimental clamps, in particular to a high-power thyristor experimental clamp. The upper end of the upright post of the device is provided with a connecting side plate, the left side of the connecting side plate is provided with a push-pull pressing mechanism positioned right above the insulating plate, the push-pull pressing mechanism comprises a push-pull fixing block, a handle plate, a telescopic column and a pressing plate, one end of the handle plate is hinged with the upper end of the push-pull fixing block, and the middle part of the handle plate is hinged with a push-pull plate; the lower extreme of push-and-pull board articulates with the upper end of telescopic column mutually, and the top of pressure strip is provided with adjusting bolt, adjusting bolt can dismantle with telescopic column screw thread and be connected. The utility model can compress and fix the high-power thyristor, not only can efficiently and rapidly complete experimental work, but also can ensure accurate experimental parameters, improves the accuracy of experimental results and the success rate of experiments, and further improves the working efficiency.
Description
Technical Field
The utility model relates to the technical field of experimental clamps, in particular to a high-power thyristor experimental clamp.
Background
The high-power thyristor is an important component of the rectifier unit, and is limited by manufacturing conditions, has unfixed parameters, and changes in parameters along with long-time use; in order to ensure reliable operation of the high-power thyristor, experiments are generally required to be performed on parameters of the high-power thyristor. The high-power thyristor parameter experiment comprises a trigger voltage experiment, a trigger current experiment and a forward and reverse repeated peak current experiment. In the prior art experiment process, as the anode of the high-power thyristor is provided with no lead-out wire, the mode of manually pressing the iron plate to the upper surface of the high-power thyristor and connecting the thyristor experiment line on the iron plate is adopted to carry out the experiment on the high-power thyristor parameters, however, the mode has potential safety hazards, the phenomenon of easy movement between the high-power thyristor and the iron plate in the experiment process is easy to occur, the iron plate for diversion cannot be stably placed on the high-power thyristor, and the experiment failure or the front-back data difference is larger.
Disclosure of Invention
The utility model provides the high-power thyristor test clamp, which can be used for compacting and fixing the high-power thyristor, can not only efficiently and rapidly complete the experiment work, but also ensure the accuracy of the experiment parameters and improve the accuracy of the experiment result and the success rate of the experiment, so as to solve the problem that the experiment fails or the data difference between the front and the back is larger due to the fact that the movement phenomenon easily occurs between the high-power thyristor and an iron plate in the process of the conventional high-power thyristor parameter experiment.
In order to achieve the above object, the technical scheme of the present utility model is as follows: the utility model provides a high-power thyristor test fixture, includes the base, the top of base is provided with the insulation board, the top edge position of base is provided with the stand, the upper portion of stand is provided with connects the curb plate, the left side of connecting the curb plate is provided with and is located push-and-pull hold-down mechanism directly over the insulation board, through the cooperation of stand and connection curb plate, can install push-and-pull hold-down mechanism to the top of insulation board.
The push-pull pressing mechanism comprises a push-pull fixing block, a handle plate, a telescopic column and a pressing plate, wherein the upper end of the push-pull fixing block is obliquely arranged upwards, the lower end of the push-pull fixing block is horizontally arranged, one end of the handle plate is hinged with the upper end of the push-pull fixing block, and the middle part of the handle plate is hinged with a push-pull plate.
The lower end of the push-pull fixing block is provided with a guide hole, the telescopic column is sleeved in the guide hole and is in sliding connection with the push-pull fixing block, and the lower end of the push-pull plate is hinged with the upper end of the telescopic column; the top center position of the compacting plate is provided with an adjusting bolt, the adjusting bolt is detachably connected with the telescopic column through threads, and under the cooperation of the handle plate, the push-pull fixing block and the push-pull plate, the push-pull plate can drive the telescopic column to move upwards or downwards.
Further, the other end of the handle plate is connected with an insulating handle, and the insulating handle can ensure personal safety of operators in the experimental process.
Further, the upper end of the push-pull fixed block is provided with a first fixed shaft, and the upper end of the handle plate is hinged with the upper end of the push-pull fixed block through the first fixed shaft.
Further, the middle part of the handle plate is provided with a hinge shaft, the upper end of the telescopic column is provided with a second fixed shaft, the upper end of the push-pull plate is hinged with the handle plate through the hinge shaft, the lower end of the push-pull plate is hinged with the telescopic column through the second fixed shaft, and the push-pull plate can drive the telescopic column to move in the process of pushing and pulling the handle plate under the cooperation of the hinge shaft and the second fixed shaft.
Further, the screw thread groove has been seted up to the lower extreme tip of flexible post, adjusting bolt is connected with flexible post through the screw thread groove, and its purpose is convenient for dismantle the assembly pressure strip to and be convenient for adjust the height of pressure strip.
Furthermore, the compressing plate is of a plate-shaped structure made of red copper, the internal resistance of the red copper is small, and the error of experimental data can be reduced.
Through the technical scheme, the utility model has the beneficial effects that:
the utility model can compress and fix the high-power thyristor in the high-power thyristor parameter experiment process, thereby avoiding the phenomenon that the contact surface of the high-power thyristor moves, not only rapidly completing the experimental work, but also effectively ensuring the accuracy of experimental parameters, improving the accuracy of experimental results and the success rate of experiments, further improving the working efficiency, and effectively ensuring the personal safety of operators in the experiment process.
The utility model can realize the effect of compressing and fixing the high-power thyristor by the push-pull compressing mechanism, and can drive the telescopic column to move downwards or move downwards by pushing and pulling the handle plate, so that the compressing plate compresses and fixes the high-power thyristor or loosens the high-power thyristor, thereby achieving the effect of avoiding the movement phenomenon of the contact surface of the high-power thyristor and improving the accuracy of experimental results and the success rate of experiments.
The compressing plate can not only realize the effect of compressing and fixing the high-power thyristor, but also perform experiments on parameters of the high-power thyristor through the compressing plate, and can directly connect the thyristor test line clamp with the compressing plate, thereby achieving the aim of experiments, and the compressing plate is made of red copper material, so that errors of experimental data can be reduced, and the accuracy of experimental results is improved.
The insulating plate and the insulating handle are made of insulating materials, so that the personnel safety of operators in the experimental process is ensured.
Drawings
FIG. 1 is a schematic diagram of a high power thyristor test fixture according to the present utility model;
fig. 2 is a schematic structural view of the telescopic column of the present utility model.
The reference numerals in the drawings are: 1 is a base, 2 is a stand column, 3 is a connecting side plate, 4 is a push-pull fixed block, 5 is an insulating plate, 6 is a hinge shaft, 7 is an insulating handle, 8 is a handle plate, 9 is a fixed shaft I, 10 is a push-pull plate, 11 is a fixed shaft II, 12 is a telescopic column, 13 is a thread groove, 14 is an adjusting bolt, and 15 is a compacting plate.
Detailed Description
The utility model is further described with reference to the drawings and detailed description which follow:
as shown in fig. 1-2, a high-power thyristor test fixture comprises a base 1, an insulating plate 5 is arranged at the top of the base 1, a high-power thyristor is placed on the insulating plate 5 in the test process, the problem of breakdown of the high-power thyristor in the test process can be solved, a stand column 2 is arranged at the edge part of the top of the base 1, the stand column 2 is fixedly connected with the base 1, a connecting side plate 3 is fixedly arranged at the upper part of the stand column 2, a push-pull compression mechanism positioned right above the insulating plate 5 is arranged at the left side of the connecting side plate 3, and the push-pull compression mechanism can be installed right above the insulating plate 5 through the cooperation of the stand column 2 and the connecting side plate 3.
The push-pull compressing mechanism comprises a push-pull fixing block 4, a handle plate 8, a telescopic column 12 and a compressing plate 15, wherein the upper end of the push-pull fixing block 4 is obliquely arranged upwards, the lower end of the push-pull fixing block is horizontally arranged, the purpose of horizontally arranging the lower end of the push-pull fixing block 4 is to ensure that the telescopic column 12 can move upwards or move downwards, one end of the handle plate 8 is hinged to the upper end of the push-pull fixing block 4, the handle 8 is rotatably connected with the push-pull fixing block 4, so that the push-pull effect of the handle plate 8 is realized, and the middle part of the handle plate 8 is hinged to a push-pull plate 10.
The lower end of the push-pull fixed block 4 is provided with a guide hole, the telescopic column 12 is sleeved in the guide hole and is in sliding connection with the push-pull fixed block 4, and the lower end of the push-pull plate 10 is hinged with the upper end of the telescopic column 12; an adjusting bolt 14 is arranged at the top center position of the compacting plate 15, the adjusting bolt 14 is detachably connected with the telescopic column 12 through threads, and the purpose of the adjusting bolt is to facilitate the disassembly and assembly of the compacting plate 15.
The other end of the handle plate 8 is connected with an insulating handle 7, and in the experimental process, an operator holds the insulating handle 7, so that the personal safety of the operator can be effectively ensured.
The upper end of the push-pull fixed block 4 is provided with a first fixed shaft 9, the upper end of the handle plate 8 is hinged with the upper end of the push-pull fixed block 4 through the first fixed shaft 9, and the handle plate 8 can realize the push-pull effect under the action of the first fixed shaft 9.
The middle part of handle board 8 is provided with articulated shaft 6, the upper end of flexible post 12 is provided with fixed axle two 11, the upper end of push-and-pull board 10 articulates mutually with handle board 8 through articulated shaft 6, and the lower extreme of push-and-pull board 10 passes through fixed axle two 11 articulates mutually with flexible post 12, under the cooperation of articulated shaft 6 and fixed axle two 11, the in-process of operating personnel push-and-pull handle board 8, can make push-and-pull board 10 realize the effect of push-and-pull flexible post 12 to make clamp plate 15 decline or rise, the experimental process of the fixed high-power tight thyristor of this embodiment clamp plate 15 compress tightly, experimental pressure satisfies requirement (150-200 KG/cm).
The screw thread groove 13 has been seted up to the lower extreme tip of flexible post 12, adjusting bolt 14 is connected with flexible post 12 through screw thread groove 13, and its purpose is convenient for dismantle the assembly pressure strip 15, still can adjust the height of pressure strip 15.
The clamp plate 15 is by the platy structure that red copper material was made, and clamp plate 15 is circular platy structure in this embodiment, and the internal resistance of red copper is little, and clamp plate 15 has improved the degree of accuracy of experimental result as the upper contact surface of high-power thyristor, simultaneously because the bottom of clamp plate 15 is level and smooth, has reduced the mar that produces high-power thyristor surface.
When the high-power thyristor parameter test device is used, a high-power thyristor to be detected is firstly placed at the top of the insulating plate 5, the high-power thyristor is positioned right below the compacting plate 15, and the compacting plate 15 is adjusted to a proper position by rotating the adjusting bolt 14, so that the compacting plate 16 can be compacted by pushing and pulling the compacting mechanism.
Then operating personnel can hold insulating handle 7 and push handle board 8 downwards, under the effect of fixed axle one 9, handle board 8 rotates downwards, under the effect of articulated shaft 6 and fixed axle two 11, push-and-pull board 10 promotes flexible post 12 downwards, flexible post 12 drives the clamp plate 15 through adjusting bolt 14 and moves downwards to make clamp plate 15 compress tightly high-power thyristor, then accomplished the compaction to high-power thyristor, can connect the experimental line of high-power thyristor afterwards, wherein positive pole experimental line chuck clip clamp plate 15 or adjusting bolt 14 can. After the experiment is completed, the handle plate 8 can be pulled upwards to enable the push-pull plate 10 to drive the telescopic rod 12 to ascend, so that the compression plate 15 loosens the high-power thyristor, and in the process, an operator can push the telescopic rod 12 downwards to pull the handle plate 8 conveniently. The accuracy of the operation experiment result is high, and the experiment success rate is improved to more than 90% compared with the prior direct pressing mode, and the method can also be applied to industrial thyristor detection.
The above embodiments are only preferred embodiments of the utility model and do not limit the scope of the utility model, so all equivalent changes or modifications made by the technical solution described in the patent claims are included in the scope of the utility model.
Claims (6)
1. The high-power thyristor test fixture comprises a base (1), and is characterized in that an insulating plate (5) is arranged at the top of the base (1), a stand column (2) is arranged at the edge part of the top of the base (1), a connecting side plate (3) is arranged at the upper part of the stand column (2), and a push-pull pressing mechanism positioned right above the insulating plate (5) is arranged at the left side of the connecting side plate (3);
the push-pull pressing mechanism comprises a push-pull fixing block (4), a handle plate (8), a telescopic column (12) and a pressing plate (15), wherein the upper end of the push-pull fixing block (4) is obliquely arranged upwards, the lower end of the push-pull fixing block is horizontally arranged, one end of the handle plate (8) is hinged with the upper end of the push-pull fixing block (4), and a push-pull plate (10) is hinged in the middle of the handle plate (8);
the lower end of the push-pull fixed block (4) is provided with a guide hole, the telescopic column (12) is sleeved in the guide hole and is in sliding connection with the push-pull fixed block (4), and the lower end of the push-pull plate (10) is hinged with the upper end of the telescopic column (12); an adjusting bolt (14) is arranged at the top center position of the pressing plate (15), and the adjusting bolt (14) is detachably connected with the telescopic column (12) through threads.
2. A high power thyristor test fixture as claimed in claim 1, wherein the other end of the handle plate (8) is connected with an insulating handle (7).
3. The high-power thyristor test fixture as claimed in claim 1, wherein a first fixing shaft (9) is arranged at the upper end of the push-pull fixing block (4), and the upper end of the handle plate (8) is hinged with the upper end of the push-pull fixing block (4) through the first fixing shaft (9).
4. The high-power thyristor test fixture according to claim 1, wherein a hinge shaft (6) is arranged in the middle of the handle plate (8), a second fixed shaft (11) is arranged at the upper end of the telescopic column (12), the upper end of the push-pull plate (10) is hinged with the handle plate (8) through the hinge shaft (6), and the lower end of the push-pull plate (10) is hinged with the telescopic column (12) through the second fixed shaft (11).
5. The high-power thyristor test fixture according to claim 1, wherein a thread groove (13) is formed in the lower end portion of the telescopic column (12), and the adjusting bolt (14) is connected with the telescopic column (12) through the thread groove (13).
6. A high power thyristor test fixture as claimed in claim 1, wherein said hold-down plate (15) is a plate-like structure made of red copper material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322049844.2U CN220561341U (en) | 2023-08-01 | 2023-08-01 | High-power thyristor test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322049844.2U CN220561341U (en) | 2023-08-01 | 2023-08-01 | High-power thyristor test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220561341U true CN220561341U (en) | 2024-03-08 |
Family
ID=90088186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322049844.2U Active CN220561341U (en) | 2023-08-01 | 2023-08-01 | High-power thyristor test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220561341U (en) |
-
2023
- 2023-08-01 CN CN202322049844.2U patent/CN220561341U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |