CN220252098U - Thyristor failure test device - Google Patents
Thyristor failure test device Download PDFInfo
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- CN220252098U CN220252098U CN202321953608.7U CN202321953608U CN220252098U CN 220252098 U CN220252098 U CN 220252098U CN 202321953608 U CN202321953608 U CN 202321953608U CN 220252098 U CN220252098 U CN 220252098U
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- threaded rod
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- frame body
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- 125000003003 spiro group Chemical group 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of thyristors, in particular to a thyristor failure test device, which comprises: the main frame body is internally provided with a threaded rod in a rotating way, and the threaded rod is sleeved with a guide block; the clamping block is arranged on the guide block, and a fixing piece is arranged between the clamping block and the guide block; the limiting piece is arranged at the end part of the threaded rod, and one end of the limiting piece is inserted into the side wall of the main frame body; the beneficial effects are as follows: the threaded rod that sets up through rotating drives multiunit guide block and translates, and the guide block moves through the mounting at the in-process of translation to realize multiunit fixture block synchronous displacement, and displacement distance is the twice of adjacent fixture block, and the accessible mounting dismantles the fixture block for adjust the interval of two adjacent groups of fixture blocks, and set up the locating part at the threaded rod tip, be used for the rotation of spacing threaded rod.
Description
Technical Field
The utility model relates to the field of thyristors, in particular to a thyristor failure test device.
Background
Thyristors are solid state semiconductor devices having four layers of alternating P-type and N-type materials for high power applications, which are used exclusively as bistable switches (or latches) that conduct when a gate receives a current trigger and continue to conduct until the voltage across the device is reverse biased, or until the voltage is removed;
in the prior art, the Chinese utility model with publication number of CN116125239A discloses a thyristor failure test device and a test system thereof, and the thyristor failure test device comprises: the mounting main board structure is provided with a positioning hole and a mounting hole, a first magnetic element is placed in the mounting hole, and the positioning hole is used for placing a wafer to be tested; the negative electrode pressing plate structure comprises a negative electrode plate and a second magnetic element arranged on the negative electrode plate, wherein the first magnetic element and the second magnetic element are mutually attracted to enable the negative electrode plate to be attached to a wafer to be tested;
however, because the main frame structure and the clamping blocks are fixedly arranged, the interval between the clamping blocks cannot be changed, the interval between two groups of adjacent thyristors arranged on the clamping blocks is also fixed, certain heat is generated when the thyristors are tested, if the thyristors are tested in hotter weather, and the heat generated by the thyristors cannot be directly dissipated, so that the test result of the thyristors is affected.
Disclosure of Invention
The utility model aims to provide a thyristor failure test device for solving the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a thyristor failure test device, comprising:
the main frame comprises a main frame body, wherein a threaded rod is rotatably arranged in the main frame body, and a guide block is sleeved on the threaded rod;
the clamping block is arranged on the guide block, and a fixing piece is arranged between the clamping block and the guide block;
and the limiting piece is arranged at the end part of the threaded rod, and one end of the limiting piece is inserted into the side wall of the main frame body.
Preferably, the bottom of the main frame body is provided with a sinking groove, the threaded rod is rotationally arranged in the sinking groove, the guide block is slidably arranged in the sinking groove, the inner size of the sinking groove is matched with the size of the guide block, and the guide block is in threaded connection with the outer surface of the threaded rod.
Preferably, the fixing piece comprises a fixing block, the fixing block is fixedly arranged at the bottom of the clamping block, a slot is formed in the side wall of the fixing block, a sinking groove is formed in the position of the guiding block corresponding to the fixing block, and the inner size of the sinking groove is matched with the size of the fixing block.
Preferably, the sinking groove is corresponding the position department of slot has been seted up and has been accomodate the groove, the inside grafting of accomodating the groove is provided with the connecting block, the size of connecting block with accomodate the inside size assorted in groove, just the connecting block with be provided with the second reset spring between the accomodating the groove, the connecting block passes through the second reset spring elasticity sets up accomodate the inside in groove.
Preferably, the end of the connecting block facing the slot is matched with the inner part of the slot in size, and one end of the connecting block away from the slot penetrates through the side wall of the guide block and extends to the outer part of the guide block.
Preferably, one end of the threaded rod penetrates through the side wall of the main frame body and is connected with a handle, an annular groove is formed in the outer surface of one end of the threaded rod, which is close to the handle, limiting grooves are formed in the side wall of the main frame body, a plurality of groups of limiting grooves are formed, and the plurality of groups of limiting grooves are distributed in a circumferential state by taking the annular groove as a circle center.
Preferably, the limiting piece comprises a collar, the collar is sleeved on the outer surface of the threaded rod, a first reset spring is arranged between the collar and the handle, the collar is elastically arranged through the first reset spring, a limiting block is fixedly arranged on the inner wall of the collar, and the limiting block is slidably arranged in the limiting groove.
Preferably, the collar is close to the side wall of the main frame body and is fixedly provided with a plunger rod, the side wall of the main frame body is provided with a fixing hole corresponding to the plunger rod, and the inner size of the fixing hole is matched with the size of the plunger rod.
Preferably, the pitch of each of the guide blocks is twice the pitch of the adjacent guide blocks.
Compared with the prior art, the utility model has the beneficial effects that:
according to the thyristor failure test device, the threaded rods are arranged in a rotating mode to drive the multiple groups of guide blocks to translate, the guide blocks drive the clamping blocks to move in the translation process through the fixing pieces, so that synchronous displacement of the multiple groups of clamping blocks is achieved, the displacement distance is twice that of the adjacent clamping blocks, the clamping blocks can be detached through the fixing pieces, the distance between the two adjacent groups of clamping blocks is adjusted, and the limiting pieces are arranged at the end portions of the threaded rods and are used for limiting rotation of the threaded rods.
Drawings
The utility model is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;
FIG. 3 is a partial cross-sectional view of the main frame body structure of the present utility model;
FIG. 4 is an enlarged schematic view of the structure shown at B in FIG. 3;
FIG. 5 is a schematic cross-sectional view of a guide block according to the present utility model;
FIG. 6 is a schematic diagram showing the connection of the clamping block and the fixing block according to the present utility model.
In the figure: the main frame body 1, the fixture block 2, the sinking groove 3, the threaded rod 4, the handle 5, the guide block 6, the annular groove 7, the first reset spring 8, the limiting groove 9, the lantern ring 10, the limiting block 11, the inserted link 12, the fixing hole 13, the sinking groove 14, the storage groove 15, the second reset spring 16, the connecting block 17, the fixing block 18 and the slot 19.
Detailed Description
In order to more clearly illustrate the general inventive concept, reference will be made in the following detailed description, by way of example, to the accompanying drawings.
It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than as described herein, and therefore the scope of the present utility model is not limited by the specific embodiments disclosed below.
In addition, in the description of the present utility model, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. However, it is noted that a direct connection indicates that two bodies connected together do not form a connection relationship by an excessive structure, but are connected to form a whole by a connection structure. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Example 1
Referring to fig. 1 to 6, the present utility model provides a technical solution: a thyristor failure test device, comprising:
the main frame comprises a main frame body 1, wherein a threaded rod 4 is rotatably arranged in the main frame body 1, and a guide block 6 is sleeved on the threaded rod 4;
the clamping block 2 is arranged on the guide block 6, and a fixing piece is arranged between the clamping block 2 and the guide block 6;
the limiting piece is arranged at the end part of the threaded rod 4, and one end of the limiting piece is inserted into the side wall of the main frame body 1;
the threaded rod 4 which is arranged in a rotating mode drives the multiple groups of guide blocks 6 to translate, the guide blocks 6 drive the clamping blocks 2 to move through the fixing pieces in the translating process, so that synchronous displacement of the multiple groups of clamping blocks 2 is achieved, the clamping blocks 2 can be detached through the fixing pieces, the distance between two adjacent groups of clamping blocks 2 is adjusted, and the limiting pieces are arranged at the end portions of the threaded rod 4 and used for limiting rotation of the threaded rod 4.
Example two
On the basis of the second embodiment, a sinking groove 3 is formed in the bottom of the main frame body 1, the threaded rod 4 is rotatably arranged in the sinking groove 3, the guide block 6 is slidably arranged in the sinking groove 3, the size of the interior of the sinking groove 3 is matched with that of the guide block 6, and the guide block 6 is in threaded connection with the outer surface of the threaded rod 4;
the fixing piece comprises a fixing block 18, the fixing block 18 is fixedly arranged at the bottom of the clamping block 2, a slot 19 is formed in the side wall of the fixing block 18, a sinking groove 14 is formed in the position of the guide block 6 corresponding to the fixing block 18, and the inner size of the sinking groove 14 is matched with the size of the fixing block 18;
the sinking groove 14 is provided with a storage groove 15 at a position corresponding to the slot 19, a connecting block 17 is inserted in the storage groove 15, the size of the connecting block 17 is matched with that of the storage groove 15, a second reset spring 16 is arranged between the connecting block 17 and the storage groove 15, and the connecting block 17 is elastically arranged in the storage groove 15 through the second reset spring 16;
the end of the connecting block 17 facing the slot 19 is matched with the inner part of the slot 19 in size, and the end of the connecting block 17 away from the slot 19 penetrates through the side wall of the guide block 6 and extends to the outer part of the guide block 6;
the threaded rod 4 is driven to rotate by the handle 5, the threaded rod 4 drives the multiple groups of guide blocks 6 to synchronously move in the rotating process, the pitch of each group of guide blocks 6 is twice that of the adjacent guide blocks 6, so that the displacement of the adjacent two groups of guide blocks 6 is increased, the clamping blocks 2 can be disassembled through the fixing pieces, the distance between the two groups of clamping blocks 2 is adjusted through the disassembling and assembling clamping blocks 2, the distance between the two groups of clamping blocks 2 is changed, the connecting block 17 is pulled during disassembly, when the end part of the connecting block 17 is not inserted into the slot 19 any more, the connecting block 2 can be disassembled, and then the clamping blocks 2 are connected with the other group of guide blocks 6 through the fixing pieces,
example III
On the basis of the second embodiment, one end of the threaded rod 4 penetrates through the side wall of the main frame body 1 and is connected with a handle 5, an annular groove 7 is formed in the outer surface of one end, close to the handle 5, of the threaded rod 4, a limit groove 9 is formed in the side wall, close to the main frame body 1, of the annular groove 7, a plurality of groups of limit grooves 9 are formed, and the plurality of groups of limit grooves 9 are distributed in a circumferential state by taking the annular groove 7 as a circle center;
the limiting piece comprises a sleeve ring 10, the sleeve ring 10 is sleeved on the outer surface of the threaded rod 4, a first reset spring 8 is arranged between the sleeve ring 10 and the handle 5, the sleeve ring 10 is elastically arranged through the first reset spring 8, a limiting block 11 is fixedly arranged on the inner wall of the sleeve ring 10, and the limiting block 11 is slidably arranged in the limiting groove 9;
the collar 10 is fixedly provided with a plunger 12 near the side wall of the main frame body 1, a fixing hole 13 is formed in the side wall of the main frame body 1 corresponding to the plunger 12, and the internal size of the fixing hole 13 is matched with the size of the plunger 12;
for preventing threaded rod 4 by non-operating personnel rotation, cause fixture block 2 and set up the thyristor on fixture block 2 and take place the displacement relative main frame body 1, establish lantern ring 10 in the surface cover of threaded rod 4, lantern ring 10 and threaded rod 4 rotate spacingly through the cooperation of spacing groove 9 and stopper 11, carry out spacingly through inserted bar 12 and fixed orifices 13 between lantern ring 10 and the main frame body 1 simultaneously.
When the thyristor type guide block is used, the distance between two adjacent groups of clamping blocks 2 is adjusted according to the heat dissipation efficiency of the thyristor, the connecting block 17 is pulled during adjustment, the end part of the connecting block 17 can be disassembled when the end part of the connecting block 17 is not inserted into the slot 19 any more, and then the clamping blocks 2 are connected with the other group of guide blocks 6 through fixing pieces;
for preventing threaded rod 4 by non-operating personnel rotation, cause fixture block 2 and set up the thyristor on fixture block 2 and take place the displacement relative main frame body 1, establish lantern ring 10 in the surface cover of threaded rod 4, lantern ring 10 and threaded rod 4 rotate spacingly through the cooperation of spacing groove 9 and stopper 11, carry out spacingly through inserted bar 12 and fixed orifices 13 between lantern ring 10 and the main frame body 1 simultaneously.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the utility model (including the claims) is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the utility model, the steps may be implemented in any order and there are many other variations of the different aspects of the utility model as described above, which are not provided in detail for the sake of brevity.
The present utility model is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present utility model should be included in the scope of the present utility model.
Claims (8)
1. A thyristor failure test device, comprising:
the main frame comprises a main frame body, wherein a threaded rod is rotatably arranged in the main frame body, and a guide block is sleeved on the threaded rod;
the clamping block is arranged on the guide block, and a fixing piece is arranged between the clamping block and the guide block;
and the limiting piece is arranged at the end part of the threaded rod, and one end of the limiting piece is inserted into the side wall of the main frame body.
2. A thyristor failure test device according to claim 1, wherein: the bottom of main frame body has seted up heavy groove, the threaded rod rotates the setting and is in the inside of heavy groove, just the guide block slides and sets up heavy groove, heavy groove's inside size with the size phase-match of guide block, the guide block spiro union sets up the surface of threaded rod.
3. A thyristor failure test device according to claim 2, wherein: the fixing piece comprises a fixing block, the fixing block is fixedly arranged at the bottom of the clamping block, a slot is formed in the side wall of the fixing block, a sinking groove is formed in the position of the guiding block corresponding to the fixing block, and the internal size of the sinking groove is matched with the size of the fixing block.
4. A thyristor failure test device according to claim 3, wherein: the sinking groove is corresponding the position department of slot has been seted up and has been accomodate the groove, the inside grafting of accomodating the groove is provided with the connecting block, the size of connecting block with accomodate the inside size assorted in groove, just the connecting block with be provided with the second reset spring between the accomodating the groove, the connecting block passes through the second reset spring elasticity sets up accomodate the inside in groove.
5. The thyristor failure test device according to claim 4, wherein: the connecting block faces to one end of the slot and is matched with the slot in size, and one end of the connecting block, which is far away from the slot, penetrates through the side wall of the guide block and extends to the outer part of the guide block.
6. The thyristor failure test device according to claim 5, wherein: one end of the threaded rod penetrates through the side wall of the main frame body and is connected with a handle, an annular groove is formed in the outer surface of one end of the threaded rod, which is close to the handle, limiting grooves are formed in the side wall of the main frame body, multiple groups of limiting grooves are formed, and the limiting grooves are distributed in a circumferential state by taking the annular groove as a circle center.
7. The thyristor failure test device according to claim 6, wherein: the limiting piece comprises a sleeve ring, the sleeve ring is sleeved on the outer surface of the threaded rod, a first reset spring is arranged between the sleeve ring and the handle, the sleeve ring is elastically arranged through the first reset spring, a limiting block is fixedly arranged on the inner wall of the sleeve ring, and the limiting block is slidably arranged in the limiting groove.
8. The thyristor failure test device according to claim 7, wherein: the lantern ring is close to the fixed inserted link that is provided with in lateral wall position department of main frame body, the lateral wall of main frame body is corresponding the fixed orifices has been seted up to the position department of inserted link, the inside size of fixed orifices with the size phase-match of inserted link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321953608.7U CN220252098U (en) | 2023-07-24 | 2023-07-24 | Thyristor failure test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321953608.7U CN220252098U (en) | 2023-07-24 | 2023-07-24 | Thyristor failure test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220252098U true CN220252098U (en) | 2023-12-26 |
Family
ID=89264403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321953608.7U Active CN220252098U (en) | 2023-07-24 | 2023-07-24 | Thyristor failure test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220252098U (en) |
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2023
- 2023-07-24 CN CN202321953608.7U patent/CN220252098U/en active Active
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