CN202678238U - Breaker for wiring - Google Patents
Breaker for wiring Download PDFInfo
- Publication number
- CN202678238U CN202678238U CN2012202640297U CN201220264029U CN202678238U CN 202678238 U CN202678238 U CN 202678238U CN 2012202640297 U CN2012202640297 U CN 2012202640297U CN 201220264029 U CN201220264029 U CN 201220264029U CN 202678238 U CN202678238 U CN 202678238U
- Authority
- CN
- China
- Prior art keywords
- mentioned
- guard shield
- circuit breaker
- mounting part
- cutting unit
- 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 - Lifetime
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
- H01H71/0214—Housing or casing lateral walls containing guiding grooves or special mounting facilities
Landscapes
- Breakers (AREA)
Abstract
Provided is a breaker for wiring, comprising a housing forming the appearance and multiple one-pole cut-out units, wherein the one-pole cut-out units respectively comprise shields that are arranged inside the housing and are mutually combined to form the appearance. One form of the embodiment of the breaker comprises a hitching portion installed to the housing and one of the shields and a hitching projection installed to the housing and one of the shields. The shields are inserted into the hitching portion if arranged inside the housing.
Description
Technical field
The utility model relates to the wiring circuit breaker.
Background technology
Generally speaking, wiring is when being in the electrical overloads state with circuit breaker or automatic shutdown circuit during short circuit, so that the electric equipment of protective circuit and load equipment.
This wiring comprises with circuit breaker: mobile contact and fixed contact, by interchange 3 utmost points (3poles) of R, S, the T utmost point or exchange 3 phases (3phases) and be equipped with; A plurality of one pole cutting units shift the axle of moving contact to energy rotary actuation twelve Earthly Branches and the arc-extinguishing mechanism of electric arc (arc) is built in formation in the insulating material guard shield; A pair of pivot pin for a plurality of one pole cutting units of while driven for opening and closing, in a plurality of one pole cutting units, connects axle with connecting; Switching mechanism comprises the tripping spring and snap close and the link rod that are provided for above-mentioned pivot pin is carried out the actuating force of driven for opening and closing.If so consist of the one pole cutting unit by each utmost point, then the cutting unit with each utmost point is built in the insulating shield, ensures the electric insulation of each interpolar, by reducing the electric insulation distance of each interpolar, can under same capability, realize the wiring miniaturization of circuit breaker.
On the other hand, if circuit breaker short circuit, under the pressure that then when cutting off the short circuit current of above-mentioned one pole cutting unit inside, occurs, the phenomenon that the one pole cutting unit of being assembled by left and right sides guard shield may separate.And along with the separation of above-mentioned one pole cutting unit, it is inner that the dust thing that occurs during short circuit may enter above-mentioned one pole cutting unit.In addition, owing to the separation of above-mentioned one pole cutting unit and entering of dust thing, the phenomenon of insulating shield breakage may occur.
The utility model content
The utility model is researched and developed in order to solve as above problem just, and the purpose of this utility model provides a kind of wiring circuit breaker, can prevent the separation of one pole cutting unit, and the carbon dust that occurs during the cutting-off of short-circuit enters inside, improves withstand voltage properties.
Another purpose of the present utility model provides a kind of wiring circuit breaker, can prevent the separation of one pole cutting unit, guarantees intensity and insulation property.
For comprising the shell that forms outward appearance and the wiring circuit breaker of a plurality of one pole cutting units, wherein, above-mentioned one pole cutting unit comprises respectively and is placed in above-mentioned enclosure and mutually combines and form the guard shield of outward appearance, wiring of the present utility model comprises with a kind of form of the embodiment of circuit breaker: the mounting part is provided on certain one in above-mentioned shell and the guard shield; And articulate projection, and be provided in above-mentioned shell and the guard shield on all the other one, if above-mentioned guard shield is placed in the inside of above-mentioned shell, then insert above-mentioned mounting part.
According to the embodiment of wiring of the present utility model with circuit breaker, can obtain following effect.
At first, in embodiment of the present utility model, the separation of one pole cutting unit occurs when preventing circuit breaker short circuit.Therefore, according to embodiment of the present utility model, has the effect that prevents the Shell of circuit breaker breakage.
In addition, in embodiment of the present utility model, by preventing the segregation phenomenon of one pole cutting unit, thereby the dust that occurs when preventing short circuit enters the phenomenon of circuit breaker inside.Therefore, according to embodiment of the present utility model, can improve insulation property and improve the proof voltage of circuit breaker.
Description of drawings
Fig. 1 shows the wiring of the present utility model stereogram of the outward appearance of circuit breaker embodiment.
Fig. 2 is the stereogram that shows the utility model embodiment inside.
Fig. 3 is the front stereogram that shows the one pole cutting unit that consists of the utility model embodiment.
Fig. 4 is the rear isometric view that shows the one pole cutting unit that consists of the utility model embodiment.
Fig. 5 is the rearview that shows the loam cake that consists of the utility model embodiment.
Fig. 6 is the front stereogram that shows the housing that consists of the utility model embodiment.
Embodiment
With reference to the accompanying drawings, further the embodiment of wiring of the present utility model with circuit breaker is elaborated.
Fig. 1 shows the wiring of the present utility model stereogram of the outward appearance of circuit breaker embodiment, Fig. 2 is the stereogram that shows the utility model embodiment inside, Fig. 3 is the front stereogram that shows the one pole cutting unit that consists of the utility model embodiment, Fig. 4 is the rear isometric view that shows the one pole cutting unit that consists of the utility model embodiment, Fig. 5 is the rearview that shows the loam cake that consists of the utility model embodiment, and Fig. 6 is the front stereogram that shows the housing that consists of the utility model embodiment.
At first, as shown in Figures 1 and 2, the wiring of embodiment of the present utility model comprises with circuit breaker 10: shell forms outward appearance; Handle 14 is operated to the ON/OFF position to switching mechanism artificially; And a plurality of one pole cutting units 20, be contained in the above-mentioned housing 11.Above-mentioned shell comprises housing 11 and blocks the loam cake 12 of above-mentioned housing 11.In addition, above-mentioned shell can also comprise the auxiliary loam cake 13 that the peristome that forms on the above-mentioned loam cake 12 is blocked.Certainly, do not form in the situation of other peristome on above-mentioned loam cake 12, can say in fact, above-mentioned auxiliary loam cake 13 and above-mentioned loam cake 12 are one-body molded.
On the other hand, above-mentioned one pole cutting unit 20 provides by the number corresponding with number of poles.For example, use in the circuit breaker in the wiring of 3 utmost points, be equipped with respectively the above-mentioned one pole cutting unit 20 corresponding to R phase 15, S phase 16 and T phase 17.Above-mentioned one pole cutting unit 20 also can the called after closed structure.Therefore, corresponding to the above-mentioned one pole cutting unit 20 of above-mentioned R phase 15, S phase 16 and T phase 17, can distinguish called after R phase closed structure, S phase closed structure and T phase closed structure.And, when the access short circuit current, reach mutually under the function of current of T phase at R phase, the S of access wire one side, produce repulsion between each phase.
And, with regard to the situation of circuit breaker 10 is used in the above-mentioned wiring of 3 phases, usually be equipped with above-mentioned handle 14 at the one pole cutting unit 20 corresponding to the S phase.And, respectively with the axle that revolvably the mobile contact (not shown) that is provided to respectively above-mentioned one pole cutting unit 20 inside is supported, in order to drive simultaneously above-mentioned axle, be equipped with to connect a pair of pivot pin (not shown) that above-mentioned axle is installed.
As shown in Figures 3 and 4, guard shield has defined the outward appearance of above-mentioned one pole cutting unit 20.And, in the inside of above-mentioned guard shield, the mobile contact (not shown) that is equipped with the fixed contact (not shown) and separates with above-mentioned mobile contact selectively along with the access short circuit current.
On the other hand, above-mentioned guard shield the second guard shield 22 of comprising the first guard shield 21 and being incorporated into above-mentioned the first guard shield 21.And the front at above-mentioned the first guard shield 21 and the second guard shield 22 forms respectively the first mounting part 201.Above-mentioned the first mounting part 201 is recessed to form by the part of the one side of above-mentioned the first guard shield 21 and the second guard shield 22.But above-mentioned the first mounting part 201 also can be recessed to form by the part of the one side of certain one in above-mentioned the first guard shield 21 and the second guard shield 22.In addition, above-mentioned the first mounting part 201 also can be cut by the part of the one side of at least certain one in above-mentioned the first guard shield 21 and the second guard shield 22 and be formed.And the shape of above-mentioned the first mounting part 201 is not to be defined in triangle shown in Figure 3, can form with various shape, for example, forms with a certain shape in circle, ellipse and the polygon.
In addition, on the another side of above-mentioned the first guard shield 21 and the second guard shield 22, that is, on the one side opposite with 201 places, above-mentioned the first mounting part one side of above-mentioned the first guard shield 21 and the second guard shield 22, form the second mounting part 202.Above-mentioned the second mounting part 202 can be and above-mentioned the first mounting part 201 identical or similar structures.Therefore, above-mentioned the second mounting part 202 is recessed to form by the part of the one side of certain one in above-mentioned the first guard shield 21 and the second guard shield 22, or can be cut by the part of the one side of at least certain one in above-mentioned the first guard shield 21 and the second guard shield 22 and form.In addition, above-mentioned the second mounting part 202 can be as shown in Figure 4, on the another side of above-mentioned the first guard shield 21 and the second guard shield 22, consists of by 2 that are separated from each other, or consist of by 1 in the same manner with above-mentioned the first mounting part 201.
On the other hand, as shown in Figure 5, the inboard central authorities at above-mentioned loam cake 12 are formed with handle hole 12.Above-mentioned handle hole 12 is cut by the part of above-mentioned loam cake 12 and forms for operating above-mentioned handle 14.And, be equipped with first to articulate projection 121 at the back side of above-mentioned loam cake 12.Above-mentioned first articulates projection 121 after above-mentioned loam cake 12 is incorporated into above-mentioned housing 11, is inserted in above-mentioned the first mounting part 201.
And, division wall 113 is equipped with as shown in Figure 6, at above-mentioned housing 11.Above-mentioned division wall 113 namely, becomes a plurality of to the inner space of above-mentioned housing 11 to the spatial division of holding above-mentioned one pole cutting unit 20.Essence, by means of above-mentioned division wall 113, the inner space of above-mentioned housing 11 is divided into a plurality of unit arrangement section 112 that settles respectively for above-mentioned one pole cutting unit 20.
On the other hand, on the one side of above-mentioned housing 11, be equipped with second to articulate projection 111.Above-mentioned second articulates projection 111 forms in each said units arrangement section 112, and essence consists of with the number corresponding with above-mentioned the second mounting part 202 numbers.Above-mentioned second articulates projection 111 after above-mentioned one pole cutting unit 20 is placed in respectively said units arrangement section 112, is inserted in above-mentioned the second mounting part 202.
The below is described in more detail the effect of wiring of the present utility model with circuit breaker.
In the utility model, after above-mentioned one pole cutting unit 20 was placed in said units arrangement section 112, above-mentioned second articulates projection 111 was inserted in respectively above-mentioned the second mounting part 202.And in this state, after loam cake 12 was incorporated into housing 11, above-mentioned first articulates projection 121 was inserted in respectively above-mentioned the first mounting part 201.
On the other hand, when circuit breaker 10 short circuit is used in above-mentioned wiring, between mutually contiguous above-mentioned one pole cutting unit 20, produce repulsion or pressure-acting.Yet, in the present embodiment, by means of above-mentioned first and second mounting part 201,202 and above-mentioned first and second articulate the projection 121,111, above-mentioned the first guard shield 21 and the second guard shield 22 are fixed with respect to the position of above-mentioned housing 11 and loam cake 12.Therefore, can prevent being separated from each other of above-mentioned the first guard shield 21 and the second guard shield 22, prevent above-mentioned housing 11 damages that therefore cause.
In the category of basic fundamental thought of the present utility model, the person of ordinary skill in the field can carry out other various deformation, and interest field of the present utility model should make an explanation based on utility model right claim.
In the above-described embodiment, explanation is to be formed with above-mentioned first and second mounting part, to be equipped with above-mentioned first and second to articulate the situation of projection at above-mentioned loam cake and housing at above-mentioned first and second guard shield.But, also can be equipped with above-mentioned first and second at above-mentioned first and second guard shield and articulate projection, form above-mentioned first and second mounting part at above-mentioned loam cake and housing.
Claims (6)
1. a wiring circuit breaker comprises the shell and a plurality of one pole cutting unit that form outward appearance, and wherein, above-mentioned one pole cutting unit comprises respectively and is placed in above-mentioned enclosure and mutually combines and form the guard shield of outward appearance, it is characterized in that, comprising:
The mounting part is provided on certain one in above-mentioned shell and the guard shield; And
Articulate projection, be provided on all the other one in above-mentioned shell and the guard shield, if above-mentioned guard shield is placed in the inside of above-mentioned shell, then insert above-mentioned mounting part.
2. wiring circuit breaker according to claim 1 is characterized in that, above-mentioned shell comprises:
Housing is equipped with the space of settling for above-mentioned one pole cutting unit; And
Loam cake is incorporated into above-mentioned housing.
3. wiring circuit breaker according to claim 2 is characterized in that:
Above-mentioned mounting part or articulate projection be provided to respectively above-mentioned housing and on cover.
4. wiring circuit breaker according to claim 2 is characterized in that:
On above-mentioned housing, be equipped with a plurality of unit arrangement section that settles for above-mentioned one pole cutting unit;
Above-mentioned mounting part or articulate projection and be equipped with respectively said units arrangement section.
5. wiring circuit breaker according to claim 1 is characterized in that:
Above-mentioned guard shield comprises the first guard shield and the second guard shield that mutually combines;
Above-mentioned mounting part or articulate projection and be provided to respectively above-mentioned the first guard shield and the second guard shield.
6. wiring circuit breaker according to claim 1 is characterized in that:
Above-mentioned mounting part is that the part by certain one in above-mentioned shell and the guard shield is recessed to form;
The above-mentioned projection that articulates is to be protruded by the part of all the other one in above-mentioned shell and the guard shield to form.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20-2011-0005099 | 2011-06-08 | ||
| KR2020110005099U KR200479444Y1 (en) | 2011-06-08 | 2011-06-08 | Circuit Breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202678238U true CN202678238U (en) | 2013-01-16 |
Family
ID=47499122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202640297U Expired - Lifetime CN202678238U (en) | 2011-06-08 | 2012-06-05 | Breaker for wiring |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR200479444Y1 (en) |
| CN (1) | CN202678238U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101564992B1 (en) | 2014-05-30 | 2015-11-03 | 엘에스산전 주식회사 | Circuit breaker |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2682531B1 (en) | 1991-10-15 | 1993-11-26 | Merlin Gerin | MULTIPOLAR CIRCUIT BREAKER WITH SINGLE POLE BLOCKS. |
| ITMI20012586A1 (en) * | 2001-12-10 | 2003-06-10 | Abb Service Srl | ELECTRIC POLE FOR A LOW VOLTAGE POWER SWITCH, AND RELATED SWITCH |
| JP2005093150A (en) | 2003-09-16 | 2005-04-07 | Fuji Electric Fa Components & Systems Co Ltd | Multipolar circuit breaker |
-
2011
- 2011-06-08 KR KR2020110005099U patent/KR200479444Y1/en active IP Right Grant
-
2012
- 2012-06-05 CN CN2012202640297U patent/CN202678238U/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR200479444Y1 (en) | 2016-01-27 |
| KR20120008678U (en) | 2012-12-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |
|
| CX01 | Expiry of patent term |