CN215069844U - Connecting structure of fixed contact of molded case circuit breaker - Google Patents
Connecting structure of fixed contact of molded case circuit breaker Download PDFInfo
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- CN215069844U CN215069844U CN202121694841.9U CN202121694841U CN215069844U CN 215069844 U CN215069844 U CN 215069844U CN 202121694841 U CN202121694841 U CN 202121694841U CN 215069844 U CN215069844 U CN 215069844U
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- wiring board
- installation platform
- static contact
- circuit breaker
- fixed
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Abstract
The utility model relates to a connection structure of moulded case circuit breaker static contact, including casing and static contact, the casing includes: the first mounting table is provided with a groove for embedding a section of a fixed contact, and the bottom of the groove is provided with a nut hole for placing a nut; the two sides of the second mounting table are provided with limiting blocks; the fixed contact is fixed on a first installation platform and a second installation platform, the height of the upper end face of the first installation platform is higher than that of the upper end face of the second installation platform, the first installation platform and the second installation platform are connected through an inclined plane, and the limiting blocks are connected to two sides of the fixed contact in an abutting mode. The utility model has the advantages that: can effectually fix a position the static contact, make it be difficult for taking place the skew, make the wrong income of screw more convenient, light, can also make the erection joint of static contact more stable through the inclined plane.
Description
Technical Field
The utility model relates to a circuit breaker technical field, in particular to moulded case circuit breaker static contact's connection structure.
Background
Chinese patent CN203386693U discloses a fixed contact connecting structure of a plastic case type circuit breaker, which includes a lower case and a fixed contact, wherein the fixed contact and the lower case are connected by a bolt. The static contact is fixedly installed on the plane of the lower shell only through the bolt, and when the bolt is screwed in, the static contact is difficult to position, so that the assembly is inconvenient, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a moulded case circuit breaker static contact's connection structure to solve above-mentioned problem.
The technical scheme of the utility model is realized like this: a kind of connecting structure of the static contact of the moulded case circuit breaker, including body and static contact, the said body includes:
the first mounting table is provided with a groove for embedding a section of a fixed contact, and the bottom of the groove is provided with a nut hole for placing a nut;
the two sides of the second mounting table are provided with limiting blocks;
the fixed contact is fixed on a first installation platform and a second installation platform, the height of the upper end face of the first installation platform is higher than that of the upper end face of the second installation platform, the first installation platform and the second installation platform are connected through an inclined plane, and the limiting blocks are connected to two sides of the fixed contact in an abutting mode.
Through adopting above-mentioned technical scheme, inlay the one end of static contact before the assembly and establish and put into the recess and carry on spacingly, the both sides of second mount table are contradicted on the stopper, can effectually fix a position the static contact, make it difficult emergence skew, make twisting of screw convenient more, light, can also make the erection joint of static contact more stable through the inclined plane.
The utility model discloses further set up to: the static contact includes:
the first wiring board is provided with a through hole corresponding to the nut hole;
a second wiring board;
the connecting plate is obliquely arranged corresponding to the inclined plane;
a conductive plate fixed to an upper side of the second terminal plate by welding;
the first wiring board is connected with the second wiring board through a connecting board, the first wiring board is embedded in the groove, the second wiring board is fixed on the second mounting table, and the distance between the limiting blocks corresponds to the width of the second wiring board.
Through adopting above-mentioned technical scheme, the second wiring board can be connected through the moving contact in current conducting plate and the circuit breaker, prevents that long-time collision from damaging the second wiring board, the effectual life that has improved, the static contact is corresponding with first mount table and second mount table, stability when can effectual improvement connect.
The utility model discloses further set up to: the first wiring board is kept away from and all is equipped with the breach on two angles of one side of second wiring board, breach right angle type sets up, the inner wall and the breach of recess correspond the setting.
Through adopting above-mentioned technical scheme, the breach enables first wiring board and being connected more stable with the recess, and the cooperation is inseparabler, can also reduce the use amount of first wiring board material.
The utility model discloses further set up to: the first wiring board and the second wiring board are arranged in parallel, and the upper end face of the first wiring board is not lower than the upper end face of the first mounting table.
Through adopting above-mentioned technical scheme, make the wiring of first wiring board and the wrong income of screw all more convenient, light.
The utility model discloses further set up to: the inclination angle of the inclined plane is set to be 40-50 degrees.
By adopting the technical scheme, the inclined plane can effectively support the connecting plate, and the stability of the static contact during installation is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a perspective view of the structure of the embodiment of the present invention.
Fig. 2 is a perspective view of the housing according to the embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a in the embodiment of the present invention.
Fig. 4 is a sectional view of the structure of the embodiment of the present invention.
Fig. 5 is a perspective view of a static contact according to an embodiment of the present invention.
Fig. 6 is a side view of a static contact according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-6, the utility model discloses a connection structure of moulded case circuit breaker static contact, including casing 1 and static contact 2, casing 1 includes:
the first mounting table 3 is provided with a groove 5 for embedding a section of the static contact 2, and a nut hole 6 for placing a nut is arranged at the bottom of the groove 5;
the mounting structure comprises a second mounting table 4, wherein two sides of the second mounting table 4 are provided with limiting blocks 7;
the fixed contact 2 is fixed on a first installation platform 3 and a second installation platform 4, the height of the upper end face of the first installation platform 3 is higher than that of the upper end face of the second installation platform 4, the first installation platform 3 is connected with the second installation platform 4 through an inclined plane 8, and the limiting blocks 7 are connected to two sides of the fixed contact 2 in an abutting mode.
Through adopting above-mentioned technical scheme, inlay the one end of static contact before the assembly and establish and put into the recess and carry on spacingly, the both sides of second mount table are contradicted on the stopper, can effectually fix a position the static contact, make it difficult emergence skew, make twisting of screw convenient more, light, can also make the erection joint of static contact more stable through the inclined plane.
In an embodiment of the present invention, the static contact 2 includes:
a first wiring board 20, wherein a through hole 241 corresponding to the nut hole 6 is formed on the first wiring board 20;
a second wiring board 21;
the connecting plate 22 is obliquely arranged corresponding to the inclined surface 8;
a conductive plate 23, the conductive plate 23 being fixed to an upper side of the second terminal plate 21 by welding;
the first wiring board 20 and the second wiring board 21 are connected through a connecting board 22, the first wiring board 20 is embedded in the groove 5, the second wiring board 21 is fixed on the second mounting table 4, and the distance between the two limiting blocks 7 corresponds to the width of the second wiring board 21.
Through adopting above-mentioned technical scheme, the second wiring board can be connected through the moving contact in current conducting plate and the circuit breaker, prevents that long-time collision from damaging the second wiring board, the effectual life that has improved, the static contact is corresponding with first mount table and second mount table, stability when can effectual improvement connect.
In the embodiment of the present invention, the first wiring board 20 is provided with notches 24 at two corners of one side of the second wiring board 21, the notches 24 are arranged at right angles, and the inner wall of the groove 5 is arranged corresponding to the notches 24.
Through adopting above-mentioned technical scheme, the breach enables first wiring board and being connected more stable with the recess, and the cooperation is inseparabler, can also reduce the use amount of first wiring board material.
In the embodiment of the present invention, the first wiring board 20 and the second wiring board 21 are arranged in parallel, and the upper end surface of the first wiring board 20 is not lower than the upper end surface of the first mounting table 3.
Through adopting above-mentioned technical scheme, make the wiring of first wiring board and the wrong income of screw all more convenient, light.
In the embodiment of the present invention, the inclination angle of the inclined plane 8 is set to 40-50 °.
By adopting the technical scheme, the inclined plane can effectively support the connecting plate, and the stability of the static contact during installation is improved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a connection structure of moulded case circuit breaker static contact, includes casing (1) and static contact (2), its characterized in that, casing (1) includes:
the static contact device comprises a first mounting table (3), wherein a groove (5) for embedding a section of a static contact (2) is formed in the first mounting table (3), and a nut hole (6) for placing a nut is formed in the bottom of the groove (5);
the mounting structure comprises a second mounting table (4), wherein two sides of the second mounting table (4) are respectively provided with a limiting block (7);
the static contact (2) is fixed on a first installation platform (3) and a second installation platform (4), the height of the upper end face of the first installation platform (3) is higher than that of the upper end face of the second installation platform (4), the first installation platform (3) and the second installation platform (4) are connected through an inclined plane (8), and the limiting blocks (7) are connected to two sides of the static contact (2) in an abutting mode.
2. The connecting structure of a fixed contact of a molded case circuit breaker according to claim 1, wherein the fixed contact (2) comprises:
the first wiring board (20), the first wiring board (20) is provided with a through hole (241) corresponding to the nut hole (6);
a second wiring board (21);
the connecting plate (22), the connecting plate (22) and the inclined plane (8) are arranged in an inclined mode correspondingly;
a conductive plate (23), the conductive plate (23) being fixed to an upper side of the second terminal plate (21) by welding;
the first wiring board (20) and the second wiring board (21) are connected through a connecting board (22), the first wiring board (20) is embedded in the groove (5), the second wiring board (21) is fixed on the second mounting table (4), and the distance between the two limiting blocks (7) corresponds to the width of the second wiring board (21).
3. The connecting structure of the fixed contact of the molded case circuit breaker according to claim 2, wherein notches (24) are formed in two corners of one side of the first wiring board (20) far away from the second wiring board (21), the notches (24) are arranged in a right-angle shape, and the inner wall of the groove (5) is arranged corresponding to the notches (24).
4. The connecting structure of the fixed contact of the molded case circuit breaker according to claim 2, wherein the first wiring board (20) and the second wiring board (21) are arranged in parallel, and an upper end surface of the first wiring board (20) is not lower than an upper end surface of the first mounting platform (3).
5. The connecting structure of a fixed contact of a molded case circuit breaker according to claim 1, wherein an inclination angle of the inclined plane (8) is set to 40-50 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121694841.9U CN215069844U (en) | 2021-07-24 | 2021-07-24 | Connecting structure of fixed contact of molded case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121694841.9U CN215069844U (en) | 2021-07-24 | 2021-07-24 | Connecting structure of fixed contact of molded case circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215069844U true CN215069844U (en) | 2021-12-07 |
Family
ID=79219216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121694841.9U Active CN215069844U (en) | 2021-07-24 | 2021-07-24 | Connecting structure of fixed contact of molded case circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215069844U (en) |
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2021
- 2021-07-24 CN CN202121694841.9U patent/CN215069844U/en active Active
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