CN220420512U - Bimetallic strip guide end structure and obtained circuit breaker wiring port - Google Patents
Bimetallic strip guide end structure and obtained circuit breaker wiring port Download PDFInfo
- Publication number
- CN220420512U CN220420512U CN202321991368.XU CN202321991368U CN220420512U CN 220420512 U CN220420512 U CN 220420512U CN 202321991368 U CN202321991368 U CN 202321991368U CN 220420512 U CN220420512 U CN 220420512U
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- CN
- China
- Prior art keywords
- terminal
- bimetallic strip
- shaped body
- wiring
- electric heating
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Links
- 238000005485 electric heating Methods 0.000 claims abstract description 18
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000012795 verification Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Thermally Actuated Switches (AREA)
Abstract
The utility model relates to the technical field of electrical products, in particular to a bimetallic strip guide end structure and an obtained circuit breaker wiring port. The electric power socket comprises a bimetallic strip, an electric heating adjusting screw and a wiring terminal assembly body connected with the bimetallic strip and the electric heating adjusting screw, wherein the wiring terminal assembly body comprises a junction box and a terminal wiring sheet, the terminal wiring sheet comprises a half-frame body and a U-shaped body, the half-frame body compresses the junction box, one side of the U-shaped body is provided with a bulge connected with the bimetallic strip, and the other side of the U-shaped body is provided with a checking hole connected with the electric heating adjusting screw; the terminal lug is integrally formed. The utility model realizes the automatic assembly of the whole assembly, realizes more accurate electric heating adjustment, saves the product space, saves the product parts, greatly improves the production efficiency of the product, and is more energy-saving and environment-friendly.
Description
Technical Field
The utility model relates to the technical field of electrical products, in particular to a bimetallic strip guide end structure and an obtained circuit breaker wiring port.
Background
Among existing switch-type products, there are many products of miniature circuit breakers for home use and the like. The components of the bimetallic blade lead structure for circuit breakers of similar low voltage electrical products currently on the market are separated. When the bimetal strip is used for installation, the bimetal strip of the low-voltage electric product is welded with the copper braided wire and then is welded with the wiring piece of the input terminal, the bimetal strip is assembled and connected with each other as an independent component, the traditional electric heating screw is required for electric heating adjustment of the product, and the bimetal strip guide end structure applied to the circuit breaker has large required installation space and high production cost when being used for installation, is not beneficial to realizing assembly automation, and saves materials and protects the environment.
Disclosure of Invention
Aiming at the technical problems of the technical defects, the utility model provides a bimetal strip guide end structure with small installation space and exquisite structure and an obtained circuit breaker wiring port.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the bimetal strip guide end structure comprises a bimetal strip, an electric heating adjusting screw and a wiring terminal assembly body connected with the bimetal strip and the electric heating adjusting screw, wherein the wiring terminal assembly body comprises a wiring box and a terminal wiring strip, the wiring box is clamped in a terminal, the terminal wiring strip comprises a half-frame body and a U-shaped body which are tightly pressed on the wiring box, the half-frame body is tightly pressed on the wiring box, one side of the U-shaped body is provided with a bulge connected with the bimetal strip, and the other side of the U-shaped body is provided with a checking hole connected with the electric heating adjusting screw; the terminal lug is integrally formed.
Further: in the bimetal strip guide end structure, a wall groove is formed in the side wall of the semi-frame-shaped body of the terminal lug, and a compression spring piece is arranged in the wall groove. The compressing spring piece assists in compressing the external lead or conductor.
The terminal box upper end be equipped with the connection screw hole, the upper end of the half frame body of terminal lug is equipped with the terminal screw hole that corresponds with the connection screw hole. The terminal box and the terminal lug plate are fixedly connected through screw insertion connection screw holes and terminal screw holes. The bimetallic strip is connected with the bulge through welding.
The utility model also provides a wiring port of the circuit breaker, which comprises a bottom shell, wherein the bimetallic strip guide end structure is arranged in the bottom shell.
Compared with the prior art, the bimetal strip guide end structure comprises a bimetal strip, an electric heating adjusting screw and a wiring terminal assembly body connected with the bimetal strip and the electric heating adjusting screw, wherein the wiring terminal assembly body comprises a junction box and a terminal wiring plate, the terminal wiring plate comprises a half-frame body and a U-shaped body, the half-frame body compresses the junction box, one side of the U-shaped body is provided with a bulge connected with the bimetal strip, and the other side of the U-shaped body is provided with a checking hole connected with the electric heating adjusting screw; the terminal lug is integrally formed. The utility model aims to realize direct connection of the electrothermal bimetallic strips of products with different rated current grades and the terminal lug of the wiring terminal assembly body, omits the traditional connection of a middle copper braided wire, realizes that an electrothermal adjusting screw and the terminal lug are integrated into a whole and are not independently and additionally assembled on a product bottom shell, thus realizing automatic assembly of the whole assembly, realizing more accurate electrothermal adjustment, saving product space, saving product parts, greatly improving the production efficiency of products and being more energy-saving and environment-friendly.
Drawings
Fig. 1 is an enlarged schematic view of a bimetal lead structure of the present utility model;
fig. 2 is an enlarged schematic view of the guide end structure of the bimetal (without the electrothermal adjusting screw);
FIG. 3 is an enlarged schematic view of the structure of the terminal lug;
FIG. 4 is an enlarged schematic view of the junction box structure;
fig. 5 is a schematic structural view of a circuit breaker junction;
the electric heating adjustment screw comprises a bimetallic strip 1, an electric heating adjustment screw 2, a wiring terminal assembly body 3, a wiring box 4, a wiring piece 5, a bulge 6, a checking hole 7, a wall groove 8, a pressing spring piece 9, a connecting screw hole 10, a terminal screw hole 11, a screw 12 and a bottom shell 13.
Detailed Description
The present utility model will be described in further detail below with reference to the drawings and examples for the understanding of those skilled in the art.
Referring to fig. 1-4: the bimetal strip guide end structure comprises a bimetal strip 1, an electric heating adjusting screw 2 and a wiring terminal assembly body 3 connected with the bimetal strip 1 and the electric heating adjusting screw 2, wherein the wiring terminal assembly body 3 comprises a junction box 4 and a terminal wiring plate 5, the terminal wiring plate comprises a half-frame body and a U-shaped body, the half-frame body compresses the junction box, one side of the U-shaped body is provided with a protrusion 6 connected with the bimetal strip, and the other side of the U-shaped body is provided with a checking hole 7 connected with the electric heating adjusting screw; the terminal lug 5 is integrally formed.
The side wall of the semi-frame body of the terminal lug is provided with a wall groove 8, and a compression spring piece 9 is arranged in the wall groove 8. The terminal box upper end be equipped with connection screw hole 10, the upper end of the half frame body of terminal lug is equipped with the terminal screw hole 11 that corresponds with connection screw hole. The terminal box and the terminal lug are fixedly connected through the connection screw holes 10 and the terminal screw holes 11 inserted by screws 12. The bimetallic strip 1 is connected with the bulge 6 by welding.
As shown in fig. 5, the bimetal leading end structure in the present embodiment is applied to a circuit breaker wiring port, and the circuit breaker wiring port includes a bottom case 13 in which the bimetal leading end structure is provided. The wiring port of the circuit breaker realizes direct connection of the electrothermal bimetallic strip 1 of the miniature short-circuiting device and the terminal lug 5 of the wiring terminal piece body 3, the traditional connection of a middle copper braided wire is omitted, the electrothermal adjustment screw 2 and the terminal lug 5 are integrated, the electrothermal adjustment screw and the terminal lug 5 are not independently assembled on the bottom shell 13 of a product, the automatic assembly of the integral assembly is realized, the electrothermal adjustment is more accurate, the product space is saved, the product parts are saved, the production efficiency of the product is greatly improved, and the product is more energy-saving and environment-friendly.
The above examples of the present utility model are merely illustrative of the present utility model and are not intended to limit the embodiments of the present utility model. 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. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the scope of the present utility model as set forth in the appended claims.
Claims (6)
1. The utility model provides a bimetallic strip guide end structure, includes bimetallic strip (1), electric heat timing screw (2) and binding post subassembly body (3) of being connected with bimetallic strip (1) and electric heat timing screw (2), its characterized in that:
the wiring terminal assembly body comprises a junction box (4) and a terminal lug (5), the terminal lug comprises a half-frame body and a U-shaped body, the half-frame body compresses the junction box, one side of the U-shaped body is provided with a bulge (6) connected with the bimetallic strip, and the other side of the U-shaped body is provided with a verification hole (7) connected with an electric heating adjustment screw;
the terminal lug is integrally formed.
2. The bi-metallic strip lead structure of claim 1, wherein: the side wall of the semi-frame-shaped body of the terminal lug is provided with a wall groove (8), and a compression spring piece (9) is arranged in the wall groove (8).
3. The bi-metallic strip lead structure of claim 2, wherein: the upper end of the junction box is provided with a connecting screw hole (10), and the upper end of the semi-frame-shaped body of the terminal lug plate is provided with a terminal screw hole (11) corresponding to the connecting screw hole.
4. A bi-metallic strip lead structure as in claim 3, wherein: the terminal box and the terminal lug are fixedly connected through the fact that the screw (12) is inserted into the connecting screw hole (10) and the terminal screw hole (11).
5. The bi-metallic strip lead structure of claim 1, wherein: the bimetallic strip (1) is connected with the bulge (6) through welding.
6. A circuit breaker wiring mouth, its characterized in that: comprising a bottom shell (13) in which the bimetal guiding end structure according to any one of claims 1-5 is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321991368.XU CN220420512U (en) | 2023-07-26 | 2023-07-26 | Bimetallic strip guide end structure and obtained circuit breaker wiring port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321991368.XU CN220420512U (en) | 2023-07-26 | 2023-07-26 | Bimetallic strip guide end structure and obtained circuit breaker wiring port |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220420512U true CN220420512U (en) | 2024-01-30 |
Family
ID=89654147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321991368.XU Active CN220420512U (en) | 2023-07-26 | 2023-07-26 | Bimetallic strip guide end structure and obtained circuit breaker wiring port |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220420512U (en) |
-
2023
- 2023-07-26 CN CN202321991368.XU patent/CN220420512U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |