CN204144182U - A kind of control and protective switch - Google Patents
A kind of control and protective switch Download PDFInfo
- Publication number
- CN204144182U CN204144182U CN201420543254.3U CN201420543254U CN204144182U CN 204144182 U CN204144182 U CN 204144182U CN 201420543254 U CN201420543254 U CN 201420543254U CN 204144182 U CN204144182 U CN 204144182U
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- CN
- China
- Prior art keywords
- lid
- plane
- latch segment
- wiring board
- cover plate
- 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 relates to electrical equipment control and protective device, refers to a kind of control and protective switch especially.The utility model adopts following technical scheme: comprise lid, base, control assembly, wiring board and handle, this lid is fixedly connected with formation cavity with base, control assembly is positioned at this cavity, it is characterized in that: described lid is provided with opening, this opening part is detachably provided with cover plate, wiring board is fixedly connected on the back side of cover plate, the edge of this described opening is provided with along limit, this is provided with several slideways along limit place, respectively the place of slipping is provided with latch segment, the back side of cover plate is provided with multiple buckle, each buckle is through corresponding slipping and latch segment clamping, the utility model is: on lid, independently offer opening, this opening part is provided with lid, wiring board is fixed on lid, if wiring board damages, only need pull down lid just can realize maintenance to wiring board or change, stop the situation damaging associated part in maintenance process, maintenance difficulty is low.
Description
Technical field
The utility model relates to electrical equipment control and protective device, refers to a kind of control and protective switch especially.
Background technology
Control and protective switch adopts modular single product structural shape, be integrated with traditional circuit breaker (fuse), contactor, overload (or overcurrent, disconnected phase) protection relay, starter, the major function of isolator etc., be mainly used in exchanging 50Hz (60Hz), rated voltage is to 690V, rated current is from 1A to 125A, adjustable working electric current is connected in the electric power system of 0.04A to 125A, carrying and disjunction normal condition (comprising the overload condition of regulation) under circuit, and can connect, carrying circuit under the non-normal condition (as short circuit) that specifies of disjunction.
Existing control and protective switch comprises lid, base, control assembly, wiring board and handle, this lid is fixedly connected with formation cavity with base, control assembly is positioned at this cavity, one end of handle is connected with detachable control assembly through lid, wherein handle is connected with control assembly by screw, and wiring board is directly fixedly connected with the inner side with lid; There are two shortcomings in the control and protective switch of this structure: if 1 damages as wiring board, must integral demounting lid, could realize changing and maintenance to wiring board, if misoperation in the process, will damage the parts be associated, improve the difficulty of maintenance; 2, this handle and control assembly are connected by screw, and easily loosen and can come off, exist and connect insecure problem after having used of a specified duration.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of and is convenient to the low and control and protective switch of handle difficult drop-off of maintenance wiring board, maintenance difficulty.
The technical solution of the utility model is achieved in that a kind of control and protective switch, comprise lid, base, control assembly, wiring board and handle, this lid is fixedly connected with formation cavity with base, control assembly is positioned at this cavity, it is characterized in that: described lid is provided with opening, this opening part is detachably provided with cover plate, wiring board is fixedly connected on the back side of cover plate, the edge of this described opening is provided with along limit, this is provided with several slideways along limit place, respectively the place of slipping is provided with latch segment, the back side of cover plate is provided with multiple buckle, each buckle is through corresponding slipping and latch segment clamping.
By adopting technique scheme, lid independently offers opening, this opening part is provided with lid, wiring board is fixed on lid, if wiring board damages, only need pull down lid just can realize maintenance to wiring board or change, stop the situation damaging associated part in maintenance process, maintenance difficulty be low.
The utility model is set to further: the stepped structure of described opening and the junction of cover plate, the thickness of this stair-stepping degree of depth and cover plate is suitable.
By adopting technique scheme, when cover plate is connected with lid, can not produce highly inconsistent situation, better, outward appearance is more smooth, reduces production cost for cover plate and lid connection sealing.
The utility model is set to further: also include weldment, and one end of described handle is connected with control assembly through lid, and handle is provided with through hole, and this weldment welds with control assembly through through hole.
By adopting technique scheme, directly handle and control assembly are connected as a single entity, structure is more reasonable.
The utility model is set to further: the madial wall of described latch segment is connected with the sidewall of lid, and the upper surface of latch segment is the first inclined-plane, the lower surface of this latch segment is the second inclined-plane, described buckle comprises fastener, this fastener is provided with triangular shape projection on the end face of lid madial wall, this triangular shape projection comprises the 3rd inclined-plane and the 4th inclined-plane, and this first inclined-plane, the second inclined-plane, the 3rd inclined-plane and the 4th inclined-plane are suitable.
By adopting technique scheme, when making to be buckled in clamping, the inclined-plane on buckle and the inclined-plane on latch segment slide more level and smooth.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model embodiment structural representation;
Fig. 2 is the utility model embodiment structural blast schematic diagram;
Fig. 3 is partial structurtes exploded perspective view in the utility model embodiment;
Fig. 4 removes auxiliary body's structural representation in the utility model embodiment;
Fig. 5 is the A portion enlarged drawing of Fig. 2;
Fig. 6 is the B portion enlarged drawing of Fig. 2.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Fig. 1-Fig. 6, the utility model discloses a kind of control and protective switch, comprise lid 1, base 2, control assembly, auxiliary body 3, wiring board and handle 4, this lid 1 is fixedly connected with formation cavity with base 2, control assembly is positioned at this cavity, one end of described handle 4 is connected with control assembly through lid 1, described auxiliary body 3 comprises connecting plate 31 and enclosing cover 32, this connecting plate 31 is connected with lid 1 and base 2 respectively, this base 2 comprises pedestal 21 and base plate 22, this pedestal 21 and base plate 22 connect and compose for the accommodating cavity 23 of conductive copper sheet, in the utility model specific embodiment, described lid 1 is provided with opening 11, this opening 11 place is detachably provided with cover plate 5, wiring board is fixedly connected on the back side of cover plate 5, the edge of this described opening 11 is provided with along limit 111, this is provided with several slideways 1111 along limit 111 place, each slideway 1111 place is provided with latch segment 6, the back side of cover plate 5 is provided with multiple buckle, each buckle is through corresponding slideway 1111 and latch segment 6 clamping, described opening 11 and the stepped structure 7 in junction of cover plate 5, the thickness of this stair-stepping degree of depth and cover plate 5 is suitable, also include weldment, handle 4 is provided with through hole 41, this weldment welds with control assembly through through hole 41, the bottom of described connecting plate 31 is provided with several connecting holes 311, enclosing cover 32 is provided with some each fixture blocks 321 on the end face of connecting plate, this fixture block 321 and connecting hole 311 clamping, described cavity 23 is list structure.
By adopting technique scheme, lid independently offers opening, this opening part is provided with lid, wiring board is fixed on lid, if wiring board damages, only need pull down lid just can realize maintenance to wiring board or change, stop the situation damaging associated part in maintenance process, maintenance difficulty is low, directly handle and control assembly are connected as a single entity, structure is more reasonable, fixture block and connecting hole is adopted to be connected between enclosing cover with connecting plate, only need adopt a screw hole, easy to connect, avoid screw to have an impact to shell, cavity is set to list structure, directly copper sheet is set to straight line, reduce material usage, improve breaking capacity, when cover plate is connected with lid, highly inconsistent situation can not be produced, cover plate and lid connection sealing better, outward appearance is more smooth, reduce production cost.
In the utility model specific embodiment, described pedestal 21 is provided with several square pits 211 on the sidewall of connecting plate, each square pit 211 is arranged with each connecting hole 311 one_to_one corresponding respectively, make the outer fixture block covered through having for fixture block accommodating square pit during connecting hole, connect more tight, structure is compacter.
In the utility model specific embodiment, the described madial wall of latch segment 6 is connected with the sidewall of lid, and the upper surface of latch segment is the first inclined-plane 61, the lower surface of this latch segment is the second inclined-plane 62, described buckle comprises fastener 8, this fastener 8 is provided with triangular shape projection 81 on the end face of lid madial wall, this triangular shape projection 81 comprises the 3rd inclined-plane 811 and the 4th inclined-plane 812, this first inclined-plane 61, second inclined-plane 62, 3rd inclined-plane 811 and the 4th inclined-plane 812 suitable, when making to be buckled in clamping, inclined-plane on buckle and the inclined-plane on latch segment slide more level and smooth.
In the utility model specific embodiment, it is leg-of-mutton barb chamber 3211 that the lower surface of described fixture block 321 is provided with cross section, the two side of this barb chamber 3211 difference conducting fixture block 321, and this leg-of-mutton barb chamber is convenient to be connected with connecting plate, connect reliable, be convenient to realize.
Wherein, Wiring port on base is expanded, convenient operation person wiring works, and directly lid is connected with base, the situation damaging inner body when avoiding uncapping occurs, and the binding post of auxiliary body is directly in the circuit board integrated, wiring board is fixed on inside, has stopped original situation needing screw to fix damage coil and occurred.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. a control and protective switch; comprise lid, base, control assembly, wiring board and handle; this lid is fixedly connected with formation cavity with base; control assembly is positioned at this cavity; it is characterized in that: described lid is provided with opening; this opening part is detachably provided with cover plate; wiring board is fixedly connected on the back side of cover plate; the edge of this described opening is provided with along limit; this is provided with several slideways along limit place; respectively the place of slipping is provided with latch segment, and the back side of cover plate is provided with multiple buckle, and each buckle is through corresponding slipping and latch segment clamping.
2. control and protective switch according to claim 1, is characterized in that: the stepped structure of described opening and the junction of cover plate, the thickness of this stair-stepping degree of depth and cover plate is suitable.
3. control and protective switch according to claim 1 and 2, is characterized in that: also include weldment, and one end of described handle is connected with control assembly through lid, and handle is provided with through hole, and this weldment welds with control assembly through through hole.
4. control and protective switch according to claim 1 and 2; it is characterized in that: the madial wall of described latch segment is connected with the sidewall of lid; and the upper surface of latch segment is the first inclined-plane; the lower surface of this latch segment is the second inclined-plane; described buckle comprises fastener; this fastener is provided with triangular shape projection on the end face of lid madial wall, and this triangular shape projection comprises the 3rd inclined-plane and the 4th inclined-plane, and this first inclined-plane, the second inclined-plane, the 3rd inclined-plane and the 4th inclined-plane are suitable.
5. control and protective switch according to claim 3; it is characterized in that: the madial wall of described latch segment is connected with the sidewall of lid; and the upper surface of latch segment is the first inclined-plane; the lower surface of this latch segment is the second inclined-plane; described buckle comprises fastener; this fastener is provided with triangular shape projection on the end face of lid madial wall, and this triangular shape projection comprises the 3rd inclined-plane and the 4th inclined-plane, and this first inclined-plane, the second inclined-plane, the 3rd inclined-plane and the 4th inclined-plane are suitable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543254.3U CN204144182U (en) | 2014-09-21 | 2014-09-21 | A kind of control and protective switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543254.3U CN204144182U (en) | 2014-09-21 | 2014-09-21 | A kind of control and protective switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204144182U true CN204144182U (en) | 2015-02-04 |
Family
ID=52420850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420543254.3U Expired - Fee Related CN204144182U (en) | 2014-09-21 | 2014-09-21 | A kind of control and protective switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204144182U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105304415A (en) * | 2015-06-03 | 2016-02-03 | 上海电科电器科技有限公司 | Shell of circuit breaker |
| CN112004344A (en) * | 2020-07-07 | 2020-11-27 | 安徽天能清洁能源科技有限公司 | Microgrid central controller convenient to overhaul |
-
2014
- 2014-09-21 CN CN201420543254.3U patent/CN204144182U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105304415A (en) * | 2015-06-03 | 2016-02-03 | 上海电科电器科技有限公司 | Shell of circuit breaker |
| CN112004344A (en) * | 2020-07-07 | 2020-11-27 | 安徽天能清洁能源科技有限公司 | Microgrid central controller convenient to overhaul |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 325604 Sulu Industrial Zone, Liushi Town, Yueqing, Zhejiang Patentee after: Zhejiang heald Electric Appliance Co., Ltd. Address before: 325000 Qian Xi village, Liushi Town, Yueqing City, Wenzhou, Zhejiang Patentee before: YUEQING ZONGBAO ELECTRICAL APLIANCES CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190409 Address after: 325600 Sulan Village, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Tong Chuan electrical and Mechanical Technology Co., Ltd. Address before: 325604 Sulu Industrial Zone, Liushi Town, Yueqing, Zhejiang Patentee before: Zhejiang heald Electric Appliance Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20190921 |