CN205081074U - Moulded case circuit breaker - Google Patents
Moulded case circuit breaker Download PDFInfo
- Publication number
- CN205081074U CN205081074U CN201520905755.6U CN201520905755U CN205081074U CN 205081074 U CN205081074 U CN 205081074U CN 201520905755 U CN201520905755 U CN 201520905755U CN 205081074 U CN205081074 U CN 205081074U
- Authority
- CN
- China
- Prior art keywords
- draw bar
- fixed
- institutional framework
- iron core
- breaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a moulded case circuit breaker, including the base to and electromagnetic mechanism, traction lever and operating device, electromagnetic mechanism includes mechanism's frame, coil pack, quiet iron core and moves the iron core, and electromagnetic mechanism locates the below of traction lever, and it is fixed with the base diapire that the screw is passed through on the base of mechanism's frame, the upper end of moving the iron core with the traction lever links to each other, and the shaping has to be suitable for and triggers operating device and lock and pull the work on the traction lever to drive the portion that triggers of operating device separating brake, the portion of triggering extends on the hasp between two gag lever posts, mechanism frame bottom is fixed with the installed part that is used for the two golden subassemblies of installation, the installed part have be suitable for with mechanism's frame diapire laminating and fixed connection's fixed part and with laminating of two golden subassembly bottoms lateral wall and fixed connection's installation department, the fixed part passes through screw fixed mounting. The utility model discloses a moulded case circuit breaker's is rational in infrastructure, and spare part quantity reduces, and it is convenient to assemble, can effectively reduce manufacturing cost.
Description
Technical field
The utility model relates to a kind of breaker of plastic casing, belongs to breaker structure design field.
Background technology
Circuit breaker is widely used in various protective circuit, when circuit transship, the unusual condition such as short circuit time, realize the protection to electrical equipment by separating brake power-off.The internal structure of existing breaker of plastic casing has unreasonable part more, is mainly reflected in inner components quantity many, assembles loaded down with trivial details, causes the manufacturing cost of breaker of plastic casing to remain high.
Utility model content
To this, it is reasonable that the utility model aims to provide a kind of structure relative simplicity, and effectively can reduce the breaker of plastic casing of manufacturing cost.
The technical scheme realizing the utility model object is:
A kind of breaker of plastic casing, comprises pedestal, and is located at electromagnetic mechanism, draw bar and the operating mechanism in described pedestal; Described electromagnetic mechanism comprises the static iron core and dynamic iron core of being located at coil block in institutional framework and be located in described coil block;
Described electromagnetic mechanism is located at the below of described draw bar, the base of described institutional framework is fixed by screw and described base bottom wall, the upper end of described dynamic iron core is connected with described draw bar, described draw bar forms and is suitable for triggering described operating mechanism and locks and pull work, thus driving the trigger unit of described operating mechanism separating brake, described trigger unit to extend on described snap close between two gag lever posts;
The installed part for installing two golden assembly is fixed with bottom described institutional framework, described installed part has the fixed part that is suitable for posting and fixing with described institutional framework diapire and is connected and posts and fixes with described two golden assembly bottoms sidewall the installation portion be connected, and described fixed part is fixedly mounted by the screw of fixing described institutional framework and pedestal.
In technique scheme, the shape of the described installed part that described fixed part and described installation portion connect and compose is L shape.
In technique scheme, described operating mechanism comprises mounting bracket, and described snap close is pivoted on described mounting bracket by connecting axle;
Described mounting bracket two side ends relative position is provided with cantilever, and described cantilever is provided with installing hole, runs through the draw bar axle be arranged in described draw bar vertically and passes described installing hole thus installed by described draw bar.
In technique scheme, be provided with the testing button being suitable for driving described draw bar action when pressing above described draw bar, described testing button is provided with back-moving spring.
In technique scheme, described institutional framework forms and is suitable for the moving contact installation portion that pivotable installs moving contact, which is provided with pivotable groove.
The utility model has positive effect: in breaker of plastic casing of the present utility model, described electromagnetic mechanism to be located at below draw bar and by screw, institutional framework to be fixedly connected with pedestal, thus without the need to separately establishing the fixed support of electromagnetic mechanism, and draw bar is arranged and is suitable for triggering snap close action thus the trigger unit making operating mechanism separating brake, eliminate middle linkage part, adopt installed part that two golden assembly is installed also very convenient simultaneously, also parts thereof can be saved, thus improve efficiency of assembling, reduce manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model breaker of plastic casing (removing parts thereof);
Fig. 2 is the structural representation of the mounting bracket in the utility model;
Fig. 3 is the structural representation of the institutional framework in the utility model.
Reference numeral shown in figure is: 1-draw bar; 2-operating mechanism; 21-mounting bracket; 22-cantilever; 23-installing hole; 3-institutional framework; 31-moving contact installation portion; 32-pivotable groove; The two golden assembly of 4-; 5-moves iron core; 6-moving contact installation shaft; 7-snap close; 71-gag lever post; 8-installed part; 81-fixed part; 82-installation portion; 9-testing button; 10-back-moving spring; 11-trigger unit; 12-draw bar axle.
Embodiment
Do to illustrate to the concrete structure of breaker of plastic casing in the utility model below in conjunction with Figure of description:
A kind of breaker of plastic casing, as shown in Figure 1, it comprises pedestal (not shown), and is located at electromagnetic mechanism, draw bar 1 and the operating mechanism 2 in described pedestal, described electromagnetic mechanism comprises the static iron core and dynamic iron core 5 of being located at coil block in institutional framework 3 and be located in described coil block, described electromagnetic mechanism is located at the below of described draw bar 1, the base of described institutional framework 3 is fixed by screw and described base bottom wall, the upper end of described dynamic iron core 5 is connected with described draw bar 1, described draw bar 1 forms and is suitable for triggering snap close 7 action on described operating mechanism 2, thus drive the trigger unit 11 of described operating mechanism 2 separating brake, described trigger unit 11 to extend on described snap close 7 between two gag lever posts 71, when be short-circuited in circuit fault time, dynamic iron core 5 is moved to static iron core direction by adhesive, thus drive draw bar 1 to rotate, and then trigger unit 11 triggers snap close 7, operating mechanism 2 is tripped, the installed part 8 for installing two golden assembly 4 is fixed with bottom described institutional framework 3 in the present embodiment, described installed part 8 has the fixed part 81 that is suitable for posting and fixing with described institutional framework 3 diapire and is connected and posts and fixes with described two golden assembly 4 bottoms sidewall the installation portion 82 be connected, and described fixed part 81 is fixedly mounted with the screw of pedestal by fixing described institutional framework 3.In the present embodiment, electromagnetic mechanism to be located at below draw bar 1 and by screw, institutional framework 3 to be fixedly connected with pedestal, thus without the need to separately establishing the fixed support of electromagnetic mechanism, and draw bar is arranged and is suitable for triggering snap close 7 action thus the trigger unit 11 making operating mechanism 2 separating brake, eliminate middle linkage part, adopt installed part 8 that two golden assembly is installed also very convenient simultaneously, also can save parts thereof, thus improve efficiency of assembling, reduce manufacturing cost.
The shape of the described installed part 8 connected and composed with described installation portion 82 by described fixed part 81 in the present embodiment is L shape, and the hole described fixed part 81 wearing described screw is long kidney-shaped hole, and described installation portion 82 is fixedly connected with two golden assembly by rivet.
Further, described operating mechanism 2 comprises mounting bracket 21, and described snap close 7 is pivoted on described mounting bracket 21 by connecting axle; Described mounting bracket 21 two side ends relative position is provided with cantilever 22, described cantilever 22 is provided with installing hole 23, run through the draw bar axle 12 be arranged in described draw bar 1 vertically pass described installing hole 23 thus described draw bar 1 is installed, concrete structure is referring to Fig. 2, adopt this structure can be convenient to the installation of draw bar 1, and reduce corresponding parts, thus reduce manufacturing cost.
On said structure basis, the testing button 9 being suitable for driving the action of described draw bar 1 when pressing also is provided with above described draw bar 1, described testing button 9 is provided with back-moving spring 10, separating brake test is carried out by pressing testing button 9 pairs of products before product export, during concrete operations, pressing testing button 9, testing button 9 bottom is touched draw bar 1 and is rotated, and then the trigger unit 11 on described draw bar 1 triggers snap close 7 action, thus make operating mechanism separating brake.
In order to simplify interiors of products structure further, reduce amount of parts, improve efficiency of assembling, described institutional framework 3 in the present embodiment forms and is suitable for the moving contact installation portion 31 that pivotable installs moving contact, which is provided with pivotable groove 32, when assembling, moving contact installation shaft 6 is contained in described pivotable groove 32, specifically can referring to shown in Fig. 3.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And these belong to connotation of the present utility model the apparent change of extending out or variation still belong to protection range of the present utility model.
Claims (5)
1. a breaker of plastic casing, comprise pedestal, and electromagnetic mechanism, draw bar (1) and the operating mechanism (2) be located in described pedestal, described electromagnetic mechanism comprises the static iron core and dynamic iron core (5) of being located at coil block in institutional framework (3) and be located in described coil block;
It is characterized in that, described electromagnetic mechanism is located at the below of described draw bar (1), the base of described institutional framework (3) is fixed by screw and described base bottom wall, the upper end of described dynamic iron core (5) is connected with described draw bar (1), described draw bar (1) forms and is suitable for triggering upper snap close (7) action of described operating mechanism (2), thus driving the trigger unit (11) of described operating mechanism (2) separating brake, described trigger unit (11) extends between upper two gag lever posts (71) of described snap close (7);
Described institutional framework (3) bottom is fixed with the installed part (8) for installing two golden assembly (4), described installed part (8) has the fixed part (81) that is suitable for posting and fixing with described institutional framework (3) diapire and is connected and posts and fixes with described two golden assembly (4) bottoms sidewall the installation portion (82) be connected, and described fixed part (81) is fixedly mounted with the described screw of pedestal by fixing described institutional framework (3).
2. breaker of plastic casing according to claim 1, is characterized in that, the shape of the described installed part (8) that described fixed part (81) and described installation portion (82) connect and compose is L shape.
3. breaker of plastic casing according to claim 1, it is characterized in that, described operating mechanism (2) comprises mounting bracket (21), and described snap close (7) is pivoted on described mounting bracket (21) by connecting axle;
Described mounting bracket (21) two side ends relative position is provided with the cantilever (22) for installing described draw bar (1), described cantilever (22) is provided with installing hole (23), runs through vertically and is arranged on draw bar axle (12) in described draw bar (1) through described installing hole (23).
4. the breaker of plastic casing according to claim 1 or 2 or 3, it is characterized in that, described draw bar (1) top is provided with the testing button (9) being suitable for driving described draw bar (1) action when pressing, and described testing button (9) is provided with back-moving spring (10).
5. the breaker of plastic casing according to claim 1 or 2 or 3, is characterized in that, described institutional framework (3) forms and is suitable for the moving contact installation portion (31) that pivotable installs moving contact, which is provided with pivotable groove (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520905755.6U CN205081074U (en) | 2015-11-13 | 2015-11-13 | Moulded case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520905755.6U CN205081074U (en) | 2015-11-13 | 2015-11-13 | Moulded case circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205081074U true CN205081074U (en) | 2016-03-09 |
Family
ID=55433461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520905755.6U Expired - Fee Related CN205081074U (en) | 2015-11-13 | 2015-11-13 | Moulded case circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205081074U (en) |
-
2015
- 2015-11-13 CN CN201520905755.6U patent/CN205081074U/en not_active Expired - Fee Related
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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: 20160309 Termination date: 20171113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |