CN201514915U - Clamping structure of conductive system of low-voltage circuit breaker - Google Patents
Clamping structure of conductive system of low-voltage circuit breaker Download PDFInfo
- Publication number
- CN201514915U CN201514915U CN2009200485083U CN200920048508U CN201514915U CN 201514915 U CN201514915 U CN 201514915U CN 2009200485083 U CN2009200485083 U CN 2009200485083U CN 200920048508 U CN200920048508 U CN 200920048508U CN 201514915 U CN201514915 U CN 201514915U
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- Prior art keywords
- side wall
- sidewall
- wall
- circuit breaker
- round
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Abstract
The utility model discloses a clamping structure of a conductive system of a low-voltage circuit breaker. A metal piece has a first side wall, a second wall and a bottom wall, wherein the contact surface of the bottom wall is provided with a first round through hole and a second round through hole; the first side wall and the second side wall extend in the same direction relative to the bottom wall for same length and are laterally symmetrical; the contact surface of the bottom wall is longer that the first side wall and the second side wall; the upper ends of the first side wall and the second side wall are provided with a first top wall and a second top wall which extend toward the inner side and are symmetrical; the inner side ends of the first top wall and the second top wall are provided with a third side wall and a fourth side wall which extend in the direction same with that of the first side wall and the second side wall and are symmetrical; the third side wall and the fourth side wall are provided with a third round through hole and a fourth round through hole which are symmetrical; an axle penetrates through the third round through hole and the fourth round through hole; and the third side wall and the fourth side wall are respectively provided with a spring outside. The clamping structure simplifies the production and installation of conductive parts, the metal piece which has a U-shaped structure generates electromagnetic attractive force to clamp the conductive parts, and the clamping structure improves the conductivity of the conductive system of the low-voltage circuit breaker.
Description
Technical field
The utility model relates to the conducting system of low-voltage circuit breaker, relates in particular to the clamp structure of conducting system, is used for the clamping conductive component.
Background technology
Being electrically connected in the low-pressure plastic shell circuit breaker conducting system comprises: being connected of lead-in line row and fixed contact, moving contact and being connected of thermal element and being connected of thermal element and outlet row.At present, what adopt is that copper litz wire welds and finishes being electrically connected between each parts in the conducting system, adopt this be flexible coupling need the welding, increased production cost, and the weld resistance that is flexible coupling is big, heating is big, is flexible coupling vibration can take place and overheatedly easily come off and rupture under big current conditions, and the operation of low-voltage circuit breaker is caused adverse effect.
Summary of the invention
The purpose of this utility model provides a kind of clamp structure simple and that service-strong low-voltage circuit breaker conducting system is led that need not to weld, install.
The technical solution adopted in the utility model is: metalwork has the first side wall, second sidewall and a diapire, have first round tube hole and second round tube hole on the contact-making surface of diapire, the first side wall, second sidewall is identical with respect to the direction that diapire extends, identical and the left-right symmetric of length, the contact-making surface length of diapire is greater than first, the length of second sidewall, first, second sidewall upper has to the inside first of the symmetry of extending, second roof, first, the second roof medial extremity has and first, the 3rd of the symmetry that the second sidewall bearing of trend is identical, the 4th sidewall, the 3rd, has the 3rd of symmetry on the 4th sidewall, the 4th round tube hole, axle passes the 3rd, the 4th round tube hole is the 3rd, the 4th sidewall outside respectively is provided with a spring.
The beneficial effects of the utility model are:
1, under the low-voltage circuit breaker energising situation, the metalwork of U-shaped structure produces electromagnetic attraction, makes clamp structure clamp conductive component, has improved the electric conductivity of low-voltage circuit breaker conducting system.
2, in process of production, simplify the production and the installation of conductive component, saved welding step, saved resource, improved production efficiency.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is a structure chart of the present utility model;
Fig. 2 is the structure chart of the metalwork 1 among Fig. 1.
Among the figure: 1. metalwork; 2. conductive component; The axle; 4. spring; 11. the first side wall; 12. second sidewall; 13. diapire; 14. contact-making surface; 15. first roof; 16. second roof; 17. the 3rd sidewall; 18. the 4th sidewall; 141. first round tube hole; 142. second round tube hole; 171. the 3rd round tube hole; 181. the 4th round tube hole.
Embodiment:
As shown in Figure 1, 2, a metalwork 1 has the first side wall 11, second sidewall 12 and a diapire 13.The first side wall 11, second sidewall 12 extend equal length with respect to diapire 13 along equidirectional, and left-right symmetric makes this metalwork 1 structure that takes the shape of the letter U.The first side wall 11, second sidewall 12 and the as a whole structure of diapire 13 threes, the length of diapire 13 are greater than the length of first, second sidewall 11,12, and guaranteeing has enough contact-making surfaces 14 to be used for connecting other conductive component of circuit breaker on the diapire 13.On the contact-making surface 14 of diapire 13, be provided with first round tube hole 141 and second round tube hole 142, be used for connecting the binding of this metalwork 1 and other conductive component of circuit breaker.Be respectively equipped with first roof 15, second roof 16 that extends to the inside in the first side wall 11, second sidewall, 12 upper ends.First roof 15, second roof, 16 medial extremitys have respectively and the first side wall 11, the 3rd sidewall 17, the 4th sidewall 18 that second sidewall, 12 bearing of trends are identical.The 3rd sidewall 17 is the same with the 4th sidewall 18 sizes, and left-right symmetric makes this metalwork 1 be " protruding " shape.The length that first roof 15, second roof 16 extend is identical, the length sum that first roof 15, second roof 16 extend is less than the width of diapire 13, the distance between the 3rd sidewall 17 and the 4th sidewall 18 should guarantee other conductive parts of circuit breaker of cooperating with metalwork 1 can envelope in the U-shaped clamp structure of this metalwork 1; On the 3rd sidewall 17 and the 4th sidewall 18, be respectively equipped with the 3rd round tube hole 171 and the 4th round tube hole 181, measure-alike, and identical at the 3rd sidewall 17 with the position on the 4th sidewall 18, correspond to each other.
Under the situation of low-voltage circuit breaker energising, the electric current of the metalwork 1 of U-shaped structure is inhaled in the same way mutually, can guarantee that metalwork 1 clamps the conductive component 2 that cooperates with it reliably; In the utility model, the conductive component 2 that low-voltage circuit breaker cooperates with metalwork 1 is fixed contact.
Claims (2)
1. the clamp structure of a low-voltage circuit breaker conducting system, metalwork (1) has the first side wall (11), second sidewall (12) and a diapire (13), have first round tube hole (141) and second round tube hole (142) on the contact-making surface (14) of diapire (13), it is characterized in that: the first side wall (11), second sidewall (12) is identical with respect to the direction that diapire (13) extends, identical and the left-right symmetric of length, contact-making surface (14) length of diapire (13) is greater than first, second sidewall (11,12) length, first, second sidewall (11,12) upper end has to the inside first of the symmetry of extending, second roof (15,16), first, second roof (15,16) medial extremity has and first, second sidewall (11,12) the 3rd of the symmetry that bearing of trend is identical the, the 4th sidewall (17,18), the 3rd, the 4th sidewall (17,18) has the 3rd of symmetry on, the 4th round tube hole (171,181), axle (3) passes the 3rd, the 4th round tube hole (171,181), the 3rd, the 4th sidewall (17,18) outside respectively is provided with a spring (4).
2. the clamp structure of a kind of low-voltage circuit breaker conducting system according to claim 1 is characterized in that: the length sum that first, second roof (15,16) extends is less than the width of diapire (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200485083U CN201514915U (en) | 2009-10-23 | 2009-10-23 | Clamping structure of conductive system of low-voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200485083U CN201514915U (en) | 2009-10-23 | 2009-10-23 | Clamping structure of conductive system of low-voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201514915U true CN201514915U (en) | 2010-06-23 |
Family
ID=42486326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200485083U Expired - Fee Related CN201514915U (en) | 2009-10-23 | 2009-10-23 | Clamping structure of conductive system of low-voltage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201514915U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104867705A (en) * | 2015-05-28 | 2015-08-26 | 无锡新宏泰电器科技股份有限公司 | Drop-proof single-breakpoint contact operating mechanism |
| CN106252170A (en) * | 2016-08-19 | 2016-12-21 | 西安交通大学 | Electric power between a kind of dynamic guide rod and conductive base compensates attachment structure |
-
2009
- 2009-10-23 CN CN2009200485083U patent/CN201514915U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104867705A (en) * | 2015-05-28 | 2015-08-26 | 无锡新宏泰电器科技股份有限公司 | Drop-proof single-breakpoint contact operating mechanism |
| CN106252170A (en) * | 2016-08-19 | 2016-12-21 | 西安交通大学 | Electric power between a kind of dynamic guide rod and conductive base compensates attachment structure |
| CN106252170B (en) * | 2016-08-19 | 2019-02-01 | 西安交通大学 | A kind of electronic force compensating connection structure between dynamic guide rod and conductive base |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100623 Termination date: 20171023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |