CN220189497U - Clamping plate for fastening contact seat on isolating switch - Google Patents
Clamping plate for fastening contact seat on isolating switch Download PDFInfo
- Publication number
- CN220189497U CN220189497U CN202321521588.6U CN202321521588U CN220189497U CN 220189497 U CN220189497 U CN 220189497U CN 202321521588 U CN202321521588 U CN 202321521588U CN 220189497 U CN220189497 U CN 220189497U
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- fastening
- blade
- plate
- extension
- disconnecting link
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- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000005452 bending Methods 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
Abstract
The utility model provides a clamping plate for fastening a contact holder on an isolating switch, which comprises a first disconnecting link blade, a second disconnecting link blade and a T-shaped fixing block clamped at the position, close to the end parts, of the first disconnecting link blade and the second disconnecting link blade, wherein the first disconnecting link blade and the second disconnecting link blade are fixed by adopting a first fastening component, the clamping plate comprises a first extension plate and a second extension plate respectively clamped at the end parts of the first disconnecting link blade and the second disconnecting link blade, the first extension plate and the second extension plate are fixed by adopting a second fastening component, and the T-shaped fixing block is positioned between the first fastening component and the second fastening component.
Description
Technical Field
The utility model relates to the technical field of power equipment, in particular to a clamping plate for fastening a contact holder on an isolating switch.
Background
The isolating switch is an indispensable common electrical device in the power system, can play a role in isolating a power supply and switching operation, plays a very important role in safe and reliable operation of the power system, and determines the safety of electricity consumption, as shown in fig. 4, in the conventional isolating switch, the isolating switch comprises a first disconnecting link blade 01 and a second disconnecting link blade 02, a T-shaped fixed block 03 is clamped between the first disconnecting link blade 01 and the second disconnecting link blade 02, a certain electric repulsive force exists between the T-shaped fixed block 03 and the two disconnecting link blades, wherein the electric repulsive force is small enough to separate the T-shaped fixed block 03 from the two disconnecting link blades in normal operation; however, when a short circuit fault occurs, an electric repulsive force between the T-shaped fixing block 03 and the two blades may suddenly become large, and the electric repulsive force may cause the first blade 01 and the second blade 02 to separate from the T-shaped fixing block 03 (the first blade 01 and the second blade 02 move toward a side far away from the T-shaped fixing block), so that an arc may be formed between the separated T-shaped fixing block 03 and the two blades, thereby causing explosion.
Disclosure of Invention
Therefore, the technical problem to be solved by the utility model is to overcome the defect that the first knife blade, the second knife blade and the T-shaped fixed block are separated in the prior art, thereby causing explosion of product equipment, and further provide a clamping plate for fastening the contact blade holder, wherein the clamping plate is used for fastening the first knife blade, the second knife blade and the T-shaped fixed block, and avoiding separation of the clamping plate.
Therefore, the utility model provides a clamping plate for fastening a contact holder on an isolating switch, which comprises a first disconnecting link blade, a second disconnecting link blade and a T-shaped fixing block clamped at the position, close to the end parts, of the first disconnecting link blade and the second disconnecting link blade, wherein the first disconnecting link blade and the second disconnecting link blade are fixed by adopting a first fastening component, the clamping plate comprises a first extension plate and a second extension plate respectively clamped at the end parts of the first disconnecting link blade and the second disconnecting link blade, the first extension plate and the second extension plate are fixed by adopting a second fastening component, and the T-shaped fixing block is positioned between the first fastening component and the second fastening component.
Further: the first fastening assembly comprises a first fastening nail penetrating through the first knife blade and the second knife blade, a first nut arranged at one end of the first fastening nail and a first nut arranged at the other end of the first fastening nail, and the second fastening piece comprises a second fastening nail penetrating through the first extension plate and the second extension plate, a second nut arranged at one end of the second fastening nail and a second nut arranged at the other end of the second fastening nail.
Further: the first fastening nail is externally sleeved with a first spring, one end of the first spring is abutted to the first nut, the other end of the first spring is abutted to the first knife blade, the second fastening nail is externally sleeved with a second spring, one end of the second spring is abutted to the second nut, and the other end of the second spring is abutted to the first extension plate.
Further: the first extension board includes first extension body and is located the first baffle and the first baffle that goes up of first extension body both ends, the second extension board includes that the second extends body and is located the second that the second extends body both ends and goes up baffle and second baffle down, first baffle and first baffle down and first blade kink laminating and can remove along the setting direction of first blade, second goes up baffle and second blade kink laminating and can remove along the setting direction of second blade down.
Further: the first fastening nails and the second fastening nails are respectively arranged at the positions, close to the two sides of the end parts, of the first extension plate and the second extension plate.
Further: the first knife blade is clamped on two side surfaces of the T-shaped fixed block, and the first extension plate and the second extension plate are positioned on two side surfaces respectively clamped on the first knife blade and the second knife blade.
The technical scheme of the utility model has the following advantages:
1. according to the clamping plate for fastening the contact holder on the disconnecting switch, the first extension plate and the second extension plate are added at the rear ends of the first disconnecting link blade and the second disconnecting link blade, the second fastening piece is arranged between the first extension plate and the second extension plate in a penetrating mode, the T-shaped fixing block is arranged between the first fastening component and the second fastening piece, in the using process, the first fastening component and the second fastening piece have fastening effects on two sides of the T-shaped fixing plate (compared with the T-shaped fixing plate in the prior art, only one side of the T-shaped fixing plate is fixed), the connecting fastening force between the T-shaped fixing plate and the first disconnecting link blade and the second disconnecting link blade is greatly improved, and the T-shaped fixing plate is prevented from being separated from the first fastening component and the second fastening piece, so that electric arcs are effectively avoided, and equipment explosion is caused.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of an isolating switch;
FIG. 2 is a schematic view of a connection structure between a first blade, a second blade and a clamping plate;
FIG. 3 is a schematic view of the connection structure between the first fastening assembly and the second fastening member and the first blade and the second blade;
fig. 4 is a schematic view of a prior art isolating switch.
Reference numerals illustrate:
01. a base; 02. a first insulating column; 03. a second insulating column; 04. a first wiring board; 05. a second wiring board; 06. a first blade; 07. a second blade; 08. a T-shaped fixed block;
1. a first blade; 11. a second blade; 12. a T-shaped fixed block; 2. a first fastening assembly; 21. a first fastener; 22. a first nut; 23. a first nut; 24. a first spring; 3. a first extension plate; 31. a first extension body; 32. a first upper guide plate; 33. a first lower guide plate; 4. a second extension plate; 41. a second extension body; 42. a second upper guide plate; 43. a second lower guide plate; 5. a second fastener; 51. a second fastener; 52. a second nut; 53. a second nut; 54. and a second spring.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Examples
The embodiment provides a splint for fastening contact seat on isolator, isolator includes first switch blade 1, second switch blade 11 and centre gripping T type fixed block 12 on the position that first switch blade 1 and second switch blade 11 are close to the tip, adopt first fastening assembly 2 to fix between first switch blade 1 and the second switch blade 11, splint include the first extension board 3 and the second extension board 4 of centre gripping respectively at first switch blade 1 and second switch blade 11 tip, adopt second fastener 5 to fix between first extension board 3 and the second extension board 4, T type fixed block 12 is located between first fastening assembly 2 and the second fastener 5.
The specific improvement is as follows: as shown in fig. 1-2, the isolating switch comprises a first knife blade 1 and a second knife blade 11, in the prior art, when the isolating switch is short-circuited, current is impacted to the first knife blade 1 and the second knife blade 11, so that the first knife blade 1 and the second knife blade 11 are separated from a T-shaped fixed block 12, after separation, the equipment can pass larger current, the current can form an arc, thereby causing the equipment to explode, the T-shaped fixed block 12 is clamped at the position of the first knife blade 1 and the second knife blade 11 close to the end, the first fastening component 2 is clamped at one end of the T-shaped fixed block 12, the other side of the T-shaped fixed block 12 is clamped only by the first knife blade 1 and the second knife blade 11, the clamping force is general, so that the first knife blade 1 and the second knife blade 11 are separated when the current is impacted, in order to effectively improve the clamping force of the T-shaped fixing blocks 12 of the first knife blade 1 and the second knife blade 11, the first extending plate 3 and the second extending plate 4 are supplemented at the end parts of the second knife blade 11 and the second knife blade 11, the second fastening piece 5 is penetrated between the first extending plate 3 and the second extending plate 4, the T-shaped fixing blocks 12 are arranged between the first fastening component 2 and the second fastening piece 5, and in the using process, the first fastening component 2 and the second fastening piece 5 have fastening effects on two sides of the T-shaped fixing plates (compared with the T-shaped fixing plates in the prior art, only one side of the T-shaped fixing plates is fixed), so that the connecting fastening force between the T-shaped fixing plates and the first knife blade 1 and the second knife blade 11 is greatly improved, and the T-shaped fixing plates are prevented from being separated from the first fastening component 2 and the second fastening piece 5.
Based on the above embodiments: the first fastening assembly 2 comprises a first fastening nail 21 penetrating through the first blade 1 and the second blade 11, a first nut 22 arranged at one end of the first fastening nail 21, and a first nut 23 arranged at the other end of the first fastening nail 21, and the second fastening member 5 comprises a second fastening nail 51 penetrating through the first extension plate 3 and the second extension plate 4, a second nut 52 arranged at one end of the second fastening nail 51, and a second nut 53 arranged at the other end of the second fastening nail 51.
Based on the above embodiments: the first spring 24 is sleeved outside the first fastening nail 21, one end of the first spring 24 is abutted against the first nut 22, the other end of the first spring is abutted against the first knife blade 1, the second fastening nail 51 is sleeved outside the second fastening nail 54, one end of the second spring 54 is abutted against the second nut 52, and the other end of the second spring is abutted against the first extension plate 3.
The specific improvement is as follows: as shown in fig. 2 and 3, the first fastening component 2 includes a first fastening nail 21 and a first nut 22 and a first nut 23 respectively disposed at two ends of the first fastening nail 21, the second fastening piece 5 is identical to the first fastening component 2 in structure, the second fastening piece 5 includes a second nut 52 and a second nut 53, when the first fastening nail 21 sequentially passes through the first extension plate 3, the first knife blade 1, the second knife blade 11 and the second extension plate 4 during installation and fixation, the first nut 23 is screwed into the first fastening nail 21 after installation is completed, the second fastening piece 5 sequentially passes through the first extension plate 3 and the second extension plate 4 and fastens the first extension plate 3 and the second extension plate 4, the positions of the first extension plate 3 and the second extension plate 4 can be fixed, one end of the first spring 24 is in contact with the first nut 23, the other end of the first knife blade 4 is in contact with the first nut 23, the first end of the first spring blade 24 is in contact with the first nut 23, namely, the second fastening nail is pushed against the first end of the first extension plate 21, namely, the second fastening piece 4 is pushed against the first nut 24, and the second fastening nail 4 is pushed against the first nut 21, and the second fastening piece 4 is deformed in the first fastening nail 1, namely, the first fastening piece 4 is pushed against the first fastening nail is pushed against the first end of the first nut 4, and the second fastening piece 4 is pushed against the first fastening nail 4, and the first fastening piece is deformed, and the position of the first fastening nail 3 is, and the first fastening nail is fixed, and the position, and the first fastening piece 3 is.
Based on the above embodiments: the first extension plate 3 comprises a first extension body 31, a first upper guide plate 32 and a first lower guide plate 33 which are positioned at two ends of the first extension body 31, the second extension plate 4 comprises a second extension body 41, a second upper guide plate 42 and a second lower guide plate 43 which are positioned at two ends of the second extension body 41, the first upper guide plate 32 and the first lower guide plate 33 are attached to the bending part of the first knife blade 1 and can move along the arrangement direction of the first knife blade 1, and the second upper guide plate 42 and the second lower guide plate 43 are attached to the bending part of the second knife blade 11 and can move along the arrangement direction of the second knife blade 11.
The specific improvement is as follows: as shown in fig. 3, the first extension plate 3 includes a first extension body 31, a first upper guide plate 32 and a first lower guide plate 33, the second extension plate 4 and the first extension plate 3 are identical in shape, and include a second extension body 41, a second upper guide plate 42 and a second lower guide plate 43, the first blade 1 and the second blade 11 are all in a "[ -shaped structure, the first extension plate 3 is disposed on the left side of the first blade 1, the second extension plate 4 is disposed on the right side of the second blade 11, the first upper guide plate 32 and the first lower guide plate 33 are attached to the bending part of the first blade 1 and can move along the arrangement direction of the first blade 1, and the second upper guide plate 42 and the second lower guide plate 43 are attached to the bending part of the second blade 11 and can move along the arrangement direction of the second blade 11.
Based on the above embodiments: the first fastening nail 21 and the second fastening nail 51 are respectively arranged at positions of the first extension plate 3 and the second extension plate 4 close to two sides of the end part.
Based on the above embodiments: the first knife blade 1 is clamped on two side surfaces of the T-shaped fixed block 12, and the first extension plate 3 and the second extension plate 4 are positioned on two side surfaces respectively clamped on the first knife blade 1 and the second knife blade 11.
The specific improvement is as follows: as shown in fig. 3, the first fastening nail 21 passes through the first extension plate 3, the first blade 1, the second blade 11 and the second extension plate 4, the second fastening nail 51 passes through the first extension plate 3 and the second extension plate 4, the first blade 1 and the second blade 11 clamp the T-shaped fixing block 12 through the arrangement of the first fastening nail 21 and the second fastening nail 51, and the first extension plate 3 and the second extension plate 4 clamp the first blade 1 and the second blade 11, so that the T-shaped fixing block 12 is subjected to double clamping force, and the T-shaped fixing block 12 is prevented from being separated from the first blade 1 and the second blade 11 in the short circuit.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (6)
1. A splint that are used for fastening contact blade holder on isolator, its characterized in that: the disconnecting switch comprises a first disconnecting link blade (1), a second disconnecting link blade (11) and a T-shaped fixing block (12) clamped at the position, close to the end, of the first disconnecting link blade (1) and the second disconnecting link blade (11), the first disconnecting link blade (1) and the second disconnecting link blade (11) are fixed by adopting a first fastening component (2), the clamping plate comprises a first extension plate (3) and a second extension plate (4) respectively clamped at the end of the first disconnecting link blade (1) and the end of the second disconnecting link blade (11), the first extension plate (3) and the second extension plate (4) are fixed by adopting a second fastening component (5), and the T-shaped fixing block (12) is positioned between the first fastening component (2) and the second fastening component (5).
2. A clamping plate for fastening a contact holder on an isolating switch as defined in claim 1, wherein: the first fastening assembly (2) comprises a first fastening nail (21) penetrating through the first knife blade (1) and the second knife blade (11), a first nut (22) arranged at one end of the first fastening nail (21) and a first nut (23) arranged at the other end of the first fastening nail (21), and the second fastening part (5) comprises a second fastening nail (51) penetrating through the first extension plate (3) and the second extension plate (4), a second nut (52) arranged at one end of the second fastening nail (51) and a second nut (53) arranged at the other end of the second fastening nail (51).
3. A clamping plate for fastening a contact holder on an isolating switch as claimed in claim 2, wherein: the first fastening nail (21) is externally sleeved with a first spring (24), one end of the first spring (24) is abutted to the first nut (22), the other end of the first spring is abutted to the first knife blade (1), the second fastening nail (51) is externally sleeved with a second spring (54), one end of the second spring (54) is abutted to the second nut (52), and the other end of the second spring is abutted to the first extension plate (3).
4. A cleat for fastening a contact blade holder on an isolator as claimed in claim 3, wherein: the first extension board (3) includes first extension body (31) and is located first upper guide plate (32) and first baffle (33) of first extension body (31) both ends, second extension board (4) are including second extension body (41) and be located second upper guide plate (42) and second baffle (43) down of second extension body (41) both ends, first upper guide plate (32) and first baffle (33) are laminated and can be along the setting direction of first switch piece (1) with first switch piece (1) kink, second upper guide plate (42) and second baffle (43) are laminated and can be along the setting direction of second switch piece (11) with second switch piece (11) kink.
5. The clamp plate for tightening a contact holder of claim 4 of an isolator, wherein: the first fastening nails (21) and the second fastening nails (51) are respectively arranged at positions, close to two sides of the end parts, of the first extension plate (3) and the second extension plate (4).
6. The clamp plate for tightening a contact holder of claim 5 of an isolator, wherein: the first knife blade (1) is clamped on two side surfaces of the T-shaped fixed block (12), and the first extension plate (3) and the second extension plate (4) are positioned on two side surfaces respectively clamped on the first knife blade (1) and the second knife blade (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321521588.6U CN220189497U (en) | 2023-06-14 | 2023-06-14 | Clamping plate for fastening contact seat on isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321521588.6U CN220189497U (en) | 2023-06-14 | 2023-06-14 | Clamping plate for fastening contact seat on isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220189497U true CN220189497U (en) | 2023-12-15 |
Family
ID=89113850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321521588.6U Active CN220189497U (en) | 2023-06-14 | 2023-06-14 | Clamping plate for fastening contact seat on isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220189497U (en) |
-
2023
- 2023-06-14 CN CN202321521588.6U patent/CN220189497U/en active Active
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