CN202058666U - Plastic shell circuit breaker with switching-off and -on indicating mechanism - Google Patents
Plastic shell circuit breaker with switching-off and -on indicating mechanism Download PDFInfo
- Publication number
- CN202058666U CN202058666U CN2010206784823U CN201020678482U CN202058666U CN 202058666 U CN202058666 U CN 202058666U CN 2010206784823 U CN2010206784823 U CN 2010206784823U CN 201020678482 U CN201020678482 U CN 201020678482U CN 202058666 U CN202058666 U CN 202058666U
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- Prior art keywords
- divide
- shut brake
- breaker
- switching
- plastic casing
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Abstract
The utility model discloses a plastic shell circuit breaker with a switching-off and -on indicating mechanism, comprising a base, a cover plate, a fixed contact, a movable contact and an operation mechanism with a switching-off and -on handle, wherein the switching-off and -on handle comprises a basic part, two guide parts arranged at the left side end and the right side end of the basic part respectively, and a handle part that is convex at the central position of the basic part; at least one guide part is provided with a switching-off indicating area and a switching-on indicating area which are marked by different colors respectively; the cover plate is provided with an observation hole; the guide part can reciprocate along with the switching-off and -on handle; after the switching-off operation is carried out, the switching-off indicating area rotates to the position under the observation hole; after the switching-on operation is carried out, the switching-on indicating area rotates to the position under the observation hole. The plastic shell circuit breaker has the advantages that the switching-off and -on state can be displayed clearly and visually.
Description
Technical field
The utility model belongs to low-pressure plastic shell circuit breaker structure-design technique field, is specifically related to a kind of breaker of plastic casing with divide-shut brake indicating mechanism.
Background technology
Existing breaker of plastic casing, its divide-shut brake indicating mechanism generally comprises indicating arm, back-moving spring, and its cover plate is provided with open-work, and the top of described indicating arm is arranged in this open-work, and the bottom of indicating arm is positioned at certain moving contact top; During combined floodgate, the dynamic/static contact closure, indicating arm is under action of reset spring, and its top sinks into not expose in the cover plate open-work, thereby demonstrates "on" position; During separating brake, moving contact separates with fixed contact and upsprings, withstand the indicating arm bottom and make it overcome spring reset elastic force and on move, the indicating arm top is stretched out the most at last and exceed loam cake, thereby demonstrates gate-dividing state.The tradition breaker of plastic casing generally is to adopt this mode to show the different conditions of divide-shut brake; but for first usefulness person; because this state indication is more ambiguous; only be to have utilized indicating arm to indicate with respect to the relative altitude of cover plate upper surface; regular meeting is difficult to correctly go out to close a floodgate or gate-dividing state respectively; cause misoperation, cause unnecessary loss.
The utility model content
The purpose of this utility model provides a kind of opening and closing state and shows the comparatively clear breaker of plastic casing that has divide-shut brake indicating mechanism intuitively.
The technical scheme that realizes the utility model purpose is: a kind of breaker of plastic casing with divide-shut brake indicating mechanism comprises base, cover plate, fixed contact, moving contact and has the operating mechanism of divide-shut brake handle; Described divide-shut brake handle comprises two guide parts of base portion, separation base portion left and right sides two side ends and is positioned at the handle portion of base portion center projection; At least one guide part is provided with the separating brake indicator and the combined floodgate indicator of adopting the different colours mark; Described cover plate is provided with inspection hole; Described guide part is along with the divide-shut brake handle is done reciprocal rotation, and behind sub-switching operation, described separating brake indicator turns under the inspection hole; Behind the closing operation, described combined floodgate indicator turns under the inspection hole.
In the technique scheme, described cover plate comprises loam cake and panel; Cover on described and be provided with the breaking-closing operating district, described breaking-closing operating district is provided with handle hole and described inspection hole; Described panel is provided with the corresponding through hole with the breaking-closing operating district, and the breaking-closing operating district of described loam cake is arranged in the panel through hole.
In the technique scheme, a side and the loam cake of described panel are hinged.
In the technique scheme, described loam cake respectively is provided with one or two containing cavity in both sides, breaking-closing operating district, be provided with main cavity in described each containing cavity, be positioned at the draw-in groove of two side ends before and after the main cavity, the limit wall of described main cavity is provided with the linked hole that is communicated with the base containing cavity.
In the technique scheme, be provided with the seal that is used for linked hole in the described main cavity of shutoff in described each containing cavity; The front end of described each seal is provided with U font buckle, and the rear end is provided with L type buckle or clamping boss.
In the technique scheme, be inserted with magnetictrip or remote communication module or central control circuit module in described each containing cavity.
In the technique scheme, be fixed with the auxiliary arc extinguishing spare made from nylon plastic(s) on the described moving contact, described auxiliary arc extinguishing spare is between moving contact and moving contact rotating shaft.
In the technique scheme, described base is provided with the putting groove that is used to put fixed contact, the arc extinguishing reinforcement that is fixed with arc-extinguish chamber in described each putting groove and makes with nylon plastic(s), described arc extinguishing reinforcement is provided with stopper slot, and the fixed contact on the described fixed contact is arranged in this stopper slot.
The utlity model has positive effect: (1) the utility model is provided with the separating brake indicator and the combined floodgate indicator of adopting the different colours mark by direct on the divide-shut brake handle, and on the cover board is provided with inspection hole; Behind sub-switching operation, described separating brake indicator turns under the inspection hole; Behind the closing operation, described combined floodgate indicator turns under the inspection hole; Thereby realize watching the color mark mode by inspection hole, Direct observation goes out circuit breaker state of living in, is not easy to make mistakes, and shows comparatively clear advantage intuitively so have opening and closing state.
Description of drawings
Fig. 1 is a kind of perspective view of the present utility model;
Fig. 2 is a kind of decomposing schematic representation of divide-shut brake handle and cover plate in the breaker of plastic casing shown in Figure 1;
Fig. 3 is a kind of perspective view of loam cake in the breaker of plastic casing shown in Figure 1;
Fig. 4 is a kind of perspective view of panel in the breaker of plastic casing shown in Figure 1;
Fig. 5 is a kind of perspective view of divide-shut brake handle in the breaker of plastic casing shown in Figure 1;
Fig. 6 is a kind of internal structure schematic diagram of the present utility model;
Fig. 7 is a kind of perspective view of first kind of structure of seal in the breaker of plastic casing shown in Figure 1;
A kind of perspective view that Fig. 8 is a seal shown in Figure 7 when another angle is observed;
Fig. 9 is a kind of perspective view of second kind of structure of seal in the breaker of plastic casing shown in Figure 1.
Be labeled as shown in the accompanying drawing: base 1, arc-extinguish chamber 12, arc extinguishing reinforcement 13, stopper slot 131, cover plate 2, loam cake 21, breaking-closing operating district 211, handle hole 2111, inspection hole 2112, containing cavity 213, main cavity 2131, draw-in groove 2132, seal 214, U font buckle 2141, L type buckle 2142, clamping boss 2143, panel 22, through hole 221, fixed contact 3, fixed contact 31, moving contact 4, auxiliary arc extinguishing spare 41, moving contact 42, moving contact rotating shaft 43, operating mechanism 5, divide-shut brake handle 6, base portion 61, guide part 62, separating brake indicator 621, combined floodgate indicator 622, handle portion 63, insulating support 71, elastic component 72, insulating board 73, open-work 731, current transformer 74, through hole 741, magnetic conductive iron 742, winding 743, conducting copper 8, enter electric portion 81, guide part 82 goes out electric portion 83, dropout armature 9, rotating support portion 91, dropout portion 92, adsorption section 93.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 5 has shown first kind of embodiment of the present utility model, and wherein, Fig. 1 is a kind of perspective view of the present utility model; Fig. 2 is a kind of decomposing schematic representation of divide-shut brake handle and cover plate in the breaker of plastic casing shown in Figure 1; Fig. 3 is a kind of perspective view of loam cake in the breaker of plastic casing shown in Figure 1; Fig. 4 is a kind of perspective view of panel in the breaker of plastic casing shown in Figure 1; Fig. 5 is a kind of perspective view of divide-shut brake handle in the breaker of plastic casing shown in Figure 1.
Present embodiment is a kind of low-pressure plastic shell circuit breaker with divide-shut brake indicating mechanism, sees Fig. 1 to Fig. 5, comprises base 1, cover plate 2, fixed contact 3, moving contact 4 and has the operating mechanism 5 of divide-shut brake handle 6; Described divide-shut brake handle 6 comprises two guide parts 62 of base portion 61, separation base portion 61 left and right sides ends and is positioned at the handle portion 63 of base portion 61 center projectioies; At least one guide part 62 is provided with the separating brake indicator 621 and the combined floodgate indicator 622 of adopting the different colours mark; Described cover plate 2 is provided with inspection hole 2112; Described guide part 62 is along with divide-shut brake handle 6 is done reciprocal rotation, and behind sub-switching operation, described separating brake indicator 621 turns under the inspection hole 2112; Behind the closing operation, described combined floodgate indicator 622 turns under the inspection hole 2112.
Described cover plate 2 comprises loam cake 21 and panel 22; Described panel 22 is fixed on by threaded fastener and covers.Described loam cake 21 is provided with breaking-closing operating district 211, and described breaking-closing operating district 211 is provided with handle hole 2111 and described inspection hole 2112; Described panel 22 is provided with the 211 corresponding through holes 221 with the breaking-closing operating district, and the breaking-closing operating district 211 of described loam cake 21 is arranged in panel 22 through holes 221.
Present embodiment is provided with the separating brake indicator 621 and the combined floodgate indicator 622 of adopting the different colours mark by direct on the divide-shut brake handle, and is provided with inspection hole 2112 on cover plate 2; Behind sub-switching operation, described separating brake indicator 621 turns under the inspection hole 2112; Behind the closing operation, described combined floodgate indicator 622 turns under the inspection hole 2112; Thereby realize watching the color mark mode by inspection hole, Direct observation goes out circuit breaker state of living in, is not easy to make mistakes, and shows comparatively clear advantage intuitively so have opening and closing state.
(embodiment 2)
Present embodiment is substantially the same manner as Example 1, and difference is: a side of panel 22 and loam cake 21 are hinged in the present embodiment, another side and loam cake 21 clampings.Present embodiment has comparatively facility advantage efficiently of loam cake fitting operation.
(embodiment 3)
Fig. 6 is a kind of internal structure schematic diagram of the present utility model, has shown second kind of embodiment of the present utility model.
Present embodiment is substantially the same manner as Example 1, and difference is: be fixed with the auxiliary arc extinguishing spare made from nylon plastic(s) 41 on the described moving contact 4, described auxiliary arc extinguishing spare 41 is between moving contact 42 and moving contact 4 rotating shafts 43.
Described base 1 is provided with the putting groove that is used to put fixed contact 3, the arc extinguishing reinforcement 13 that is fixed with arc-extinguish chamber 12 in described each putting groove and makes with nylon plastic(s), described arc extinguishing reinforcement 13 is provided with stopper slot 131, and the fixed contact 31 on the described fixed contact 3 is arranged in this stopper slot 131.
Present embodiment is by being provided with auxiliary arc extinguishing spare 41 and the arc extinguishing reinforcement 13 that the arc resistance insulation material is made on side, sound contact, be restriction electric arc arc root area on the one hand, be that insulating material produces a large amount of gases on the other hand under the effect of high arc temperature, improve arc district pressure, and cooling electric arc, strengthen the liberation that disappears in arc district, arc column resistance is risen, improve arc voltage.Under the double action of loop electric power and irony grid sheet attraction, electric arc enters grid sheet arc-extinguish chamber, is separated into the multistage short arc, because nearly cathode effect causes arc voltage to rise significantly.When supply voltage can not pilot arc voltage, electric arc will extinguish.Also by the multilayer free net that disappears is set outside arc-extinguish chamber, making flashover distance is zero in addition.By the multilayer free net that disappears is set outside arc control device, making flashover distance is zero.
(embodiment 4)
Fig. 7 to Fig. 9 has shown the 4th kind of embodiment of the present utility model, and wherein Fig. 7 is a kind of perspective view of first kind of structure of seal in the breaker of plastic casing shown in Figure 1; A kind of perspective view that Fig. 8 is a seal shown in Figure 7 when another angle is observed; Fig. 9 is a kind of perspective view of second kind of structure of seal in the breaker of plastic casing shown in Figure 1.
Present embodiment is substantially the same manner as Example 1, difference is: described loam cake 21 respectively is provided with one or two containing cavity 213 in 211 both sides, breaking-closing operating district, be provided with main cavity 2131 in described each containing cavity 213, be positioned at the draw-in groove 2132 of main cavity 2131 front and back two side ends, the limit wall of described main cavity 2131 is provided with the linked hole that is communicated with base 1 containing cavity 213.
Be provided with the seal 214 that is used for linked hole in the described main cavity 2131 of shutoff in described each containing cavity 213; The front end of described each seal 214 is provided with U font buckle 2141, and the rear end is provided with L type buckle 2142.
In concrete practice, also can make the L type buckle 2142 of seal 214 rear ends into clamping boss 2143 shown in Figure 9.
Owing to during separating brake, produce electric arc between the dynamic/static contact, cause internal gas outside cover plate, to overflow through described containing cavity 213, in order not influence the user,, prevent that internal gas from spraying to the user so utilize seal that it is sealed.
(embodiment 5)
Present embodiment is the 5th a kind of embodiment of the present utility model, present embodiment is substantially the same manner as Example 4, difference is: in described each containing cavity 213 seal is set no longer, but plug magnetictrip or remote communication module or central control circuit module therein, but the front end of described magnetictrip or remote communication module or central control circuit module is provided with U font buckle 2141, the rear end is provided with L type buckle 2142 or clamping boss 2143, and still to plug mode identical with seal 214 also promptly to plug mode.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to execution mode of the present utility model.For the those of ordinary skill in described field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (8)
1. breaker of plastic casing with divide-shut brake indicating mechanism comprises base (1), cover plate (2), fixed contact (3), moving contact (4) and has the operating mechanism (5) of divide-shut brake handle (6); It is characterized in that:
Described divide-shut brake handle (6) comprises two guide parts (62) of base portion (61), separation base portion (61) left and right sides end and is positioned at the handle portion (63) of base portion (61) center projection; At least one guide part (62) is provided with separating brake indicator (621) and combined floodgate indicator (622) of adopting the different colours mark;
Described cover plate (2) is provided with inspection hole (2112);
Described guide part (62) is along with divide-shut brake handle (6) is done reciprocal rotation, and behind sub-switching operation, described separating brake indicator (621) turns under the inspection hole (2112); Behind the closing operation, described combined floodgate indicator (622) turns under the inspection hole (2112).
2. the breaker of plastic casing with divide-shut brake indicating mechanism according to claim 1 is characterized in that: described cover plate (2) comprises loam cake (21) and panel (22); Described loam cake (21) is provided with breaking-closing operating district (211), and described breaking-closing operating district (211) is provided with handle hole (2111) and described inspection hole (2112); Described panel (22) is provided with and the corresponding through hole in breaking-closing operating district (211) (221), and the breaking-closing operating district (211) of described loam cake (21) is arranged in panel (22) through hole (221).
3. the breaker of plastic casing with divide-shut brake indicating mechanism according to claim 2 is characterized in that: a side of described panel (22) and loam cake (21) are hinged.
4. the breaker of plastic casing with divide-shut brake indicating mechanism according to claim 2, it is characterized in that: described loam cake (21) respectively is provided with one or two containing cavity (213) in both sides, breaking-closing operating district (211), be provided with main cavity (2131) in described each containing cavity (213), be positioned at the draw-in groove (2132) of two side ends before and after the main cavity (2131), the limit wall of described main cavity (2131) is provided with the linked hole that is communicated with base (1) containing cavity (213).
5. the breaker of plastic casing with divide-shut brake indicating mechanism according to claim 4 is characterized in that: be provided with the seal (214) that is used for the interior linked hole of the described main cavity of shutoff (2131) in described each containing cavity (213); The front end of described each seal (214) is provided with U font buckle (2141), and the rear end is provided with L type buckle (2142) or clamping boss (2143).
6. the breaker of plastic casing with divide-shut brake indicating mechanism according to claim 4 is characterized in that: be inserted with magnetictrip or remote communication module or central control circuit module in described each containing cavity (213).
7. the breaker of plastic casing with divide-shut brake indicating mechanism according to claim 1, it is characterized in that: be fixed with the auxiliary arc extinguishing spare made from nylon plastic(s) (41) on the described moving contact (4), described auxiliary arc extinguishing spare (41) is positioned between moving contact (42) and moving contact (4) rotating shaft (43).
8. the breaker of plastic casing with divide-shut brake indicating mechanism according to claim 7, it is characterized in that: described base (1) is provided with the putting groove that is used to put fixed contact (3), the arc extinguishing reinforcement (13) that is fixed with arc-extinguish chamber (12) in described each putting groove and makes with nylon plastic(s), described arc extinguishing reinforcement (13) is provided with stopper slot (131), and the fixed contact (31) on the described fixed contact (3) is arranged in this stopper slot (131).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206784823U CN202058666U (en) | 2010-12-24 | 2010-12-24 | Plastic shell circuit breaker with switching-off and -on indicating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206784823U CN202058666U (en) | 2010-12-24 | 2010-12-24 | Plastic shell circuit breaker with switching-off and -on indicating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202058666U true CN202058666U (en) | 2011-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206784823U Expired - Fee Related CN202058666U (en) | 2010-12-24 | 2010-12-24 | Plastic shell circuit breaker with switching-off and -on indicating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202058666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102044389A (en) * | 2010-12-24 | 2011-05-04 | 环宇集团有限公司 | Plastic-shell circuit breaker with switching-off and switching-on indicating mechanism |
-
2010
- 2010-12-24 CN CN2010206784823U patent/CN202058666U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102044389A (en) * | 2010-12-24 | 2011-05-04 | 环宇集团有限公司 | Plastic-shell circuit breaker with switching-off and switching-on indicating mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170623 Address after: 325603 Wenzhou Bridge Industrial Zone, Zhejiang, Yueqing Patentee after: Huanyu Group Zhejiang hi tech Limited by Share Ltd Address before: 325600 North white elephant Bridge Industrial Zone, Yueqing, Zhejiang Patentee before: Huyu Group Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20181224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |