CN203706938U - Extra-large overtravel waterproof switch - Google Patents
Extra-large overtravel waterproof switch Download PDFInfo
- Publication number
- CN203706938U CN203706938U CN201420038176.1U CN201420038176U CN203706938U CN 203706938 U CN203706938 U CN 203706938U CN 201420038176 U CN201420038176 U CN 201420038176U CN 203706938 U CN203706938 U CN 203706938U
- Authority
- CN
- China
- Prior art keywords
- terminal
- handle
- switch
- transfer strip
- waterproof cover
- 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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- Push-Button Switches (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model relates to an extra-large overtravel waterproof switch, which is characterized in that a terminal with a hole and a terminal with a contact are installed on a base, one end of a spring is supported on the base, the other end presses against a switching piece, the terminal with the hole, the switching piece and the terminal with the contact form a switching electrical circuit, a waterproof sleeve is buckled on the base and forms a waterproof accommodating cavity together with the base, and a part of the switching electrical circuit is located in the waterproof cavity; a switch shell is provided with a driving structure formed by a compression spring and a pressing handle; the head of a vertical handle of the pressing handle presses against the switching piece, the switching piece presses the compression spring, the switching piece is enabled to be separated from the terminal with the contact, and the electrical circuit is disconnected; the pressing handle is pressed and separated from the switching piece, the switching piece is contacted with the terminal with the contact under the action of the spring, and the electrical circuit is connected; otherwise, the pressing handle is released, the pressing handle springs back under the action of the compression spring, the switching piece is pushed to be separated from the terminal with the contact, and the switch is turned off, thereby improving the safety performance of the switch.
Description
Technical field
The utility model relates to electric component field, specifically refers to that a kind of super large crosses the water proof switch of stroke.
Background technology
Water proof switch is applied very extensive in household electrical appliances, Industry Control product, generally comprises glue lid 1, waterproof cover 2, moving plate 3, base 4, common terminal 51, Chang Kaiduan 52, normally closed terminal 53, shell fragment 6; Common terminal 51, Chang Kaiduan 52, normally closed terminal 53 are installed on base 4, moving plate 3 is arranged on common terminal 51, shell fragment 6 is arranged on Chang Kaiduan 52 and moving plate 3, on Chang Kaiduan 52, normally closed terminal 53 and moving plate 3, be respectively equipped with contact, moving plate 3 is under the effect of shell fragment 6, contact 31 on it contacts with normally closed terminal upper contact 531, common terminal 51 and normally closed terminal 53 conductings; Button 7 stretches out in glue lid 1 through waterproof cover 2, while pressing button 7, button 7 lower reaction are in moving plate 3, button 7 drives moving plate 3 to move downward, and under the effect of moving plate 3, shell fragment 6 and normal beginning 52, rotor contact 31 separates with normally closed terminal contact 531, rotor contact 31 moves downward and often opens terminal contact 521 and contact, thereby connect common terminal 51 and normal beginning 52, switch is changed, as shown in accompanying drawing 1～2.
There is following shortcoming in the sensitive switch of prior art: 1, press button 7, drive waterproof cover 2, between waterproof cover 2 and button 7, can produce motion, the change of shape of this contact position can cause the water resistance of switch unreliable; 2, after button 7 comes downwards to moving plate 3 and changes, button 7 continues descending limited space, causes the mechanism of driving switch button 7 must design accurately, and error volume is little, and cost is high, affects the reliability in switch use procedure.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of water resistance is better, the longer switch of operational stroke.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
Terminal with holes (7) and band point terminal (9) are inlayed and are arranged on pedestal (6), one end of spring (8) withstands on pedestal (6), the other end withstands on transfer strip (B), transfer strip (B) head circular arc bending (B1) is stuck in the square opening (71) of terminal with holes (7), the other end boss (B2) of transfer strip (B) contacts with the salient point (91) on band point terminal (9), and terminal with holes (8), transfer strip (B), band point terminal (9) form electric loop;
Electric wire (3) is welded in respectively the other end of terminal with holes (7) and band point terminal (9), becomes a part for electric loop; Water-proof block (5) isolation two-terminal root, makes two-terminal root play waterproof effect;
Convex tendon (A1) on waterproof cover (A) is stuck in the groove (61) of pedestal (6), waterproof cover (A) is silica type material, waterproof cover (A) forms a cavity with pedestal (6), terminal with holes (8) and band point terminal (9), spring (8), transfer strip (B) is positioned at cavity, thereby forms switch module;
Handle (1), stage clip (C) form driving mechanism together, one end of stage clip (C) withstands on the sidewall of glue shell (4), the other end withstands in the hole (12) of handle (1), on handle (1), be designed with crossbeam (11), the head of crossbeam (11) withstands on the top cylinder (A2) of waterproof cover (A), it is upper that the other end (A1) of top cylinder withstands on transfer strip (B), and the boss (B2) of transfer strip (B) is separated with band point terminal (9), and switch is in open-circuit condition;
Press pressuring press handle (1) descending, handle (1) crossbeam (11) departs from the top cylinder (A2) of waterproof cover (A), thereby discharge transfer strip (B), under the effect of spring (8), the other end boss (B2) of transfer strip (B) contacts with the salient point (91) on band point terminal (9), switch conduction;
Discharge handle (1), handle (1) is returned to initial position under the effect of stage clip (C), and handle crossbeam (11) pushes transfer strip (B) again, and transfer strip (B) separates with band point terminal (9), and switch disconnects.
The utlity model has following remarkable result:
The water proof switch reasonable in design of the utility model super large stroke, anti-water section and the driving mechanism of switch separate completely, can be because of the water-proof function of the motion effects switch of driving mechanism; Driving mechanism handle is descending to be caused crossing function that stroke splits pass without impact after switch transition, for the external drive mechanism of switch provides larger tolerances in design, has significantly improved the reliability of the safe handling of switch.
Brief description of the drawings
Accompanying drawing 1 is not pressed state internal cross section structural representation of prior art water proof switch;
Accompanying drawing 2 is not pressed state internal structure axle side schematic diagram of prior art water proof switch;
Accompanying drawing 3 is the utility model profile schematic diagrames;
Accompanying drawing 4 is not pressed state internal structure schematic diagrames of the utility model;
Accompanying drawing 5 is the utility model blast structural representations;
Accompanying drawing 6 is the utility model terminal, base plane structural representation;
Accompanying drawing 7 is the utility model terminal, tridimensional structural representation;
Accompanying drawing 8 is the utility model switch module part perspective view;
Accompanying drawing 9 is the utility model handle perspective view;
Accompanying drawing 10 is the utility model waterproof cover perspective view;
Accompanying drawing 10 is perspective view of the another kind of structure of the utility model handle;
Accompanying drawing 11 is perspective view of the sensitive switch that the utility model can alternative switch assembly;
Accompanying drawing 12 is the utility model handle exploded views;
Wherein, handle (1), handle crossbeam (11), press delthyrium (12), upper cover (2), electric wire (3), lower cover (4), water-proof block (5), pedestal (6), base recess (61), the square opening (71) of terminal with holes (7), spring (8), band point terminal (9), band point terminal salient point (91), waterproof cover (A), waterproof cover convex tendon (A1), waterproof cover top cylinder (A2), waterproof cover top cylinder (A3), transfer strip (B), transfer strip head circular arc (B1), transfer strip one end boss (B2), stage clip (C).
Embodiment
For the ease of it will be appreciated by those skilled in the art that below in conjunction with accompanying drawing and embodiment, the utility model is explained in further detail.
As shown in accompanying drawing 3～11, terminal with holes (7) and band point terminal (9) are inlayed and are arranged on pedestal (6), one end of spring (8) withstands on pedestal (6), the other end withstands on transfer strip (B), transfer strip (B) head circular arc bending (B1) is stuck in the square opening (71) of terminal with holes (7), the other end boss (B2) of transfer strip (B) contacts with the salient point (91) on band point terminal (9), and terminal with holes (8), transfer strip (B), band point terminal (9) form electric loop;
Electric wire (3) is welded in respectively the other end of terminal with holes (7) and band point terminal (9), becomes a part for electric loop; Water-proof block (5) isolation two-terminal root, makes two-terminal root play waterproof effect;
Convex tendon (A1) on waterproof cover (A) is stuck in the groove (61) of pedestal (6), waterproof cover (A) is silica type material, waterproof cover (A) forms a cavity with pedestal (6), terminal with holes (8) and band point terminal (9), spring (8), transfer strip (B) is positioned at cavity, thereby forms switch module;
Handle (1), stage clip (C) form driving mechanism together, one end of stage clip (C) withstands on the sidewall of glue shell (4), the other end withstands in the hole (12) of handle (1), on handle (1), be designed with crossbeam (11), the head of crossbeam (11) withstands on the top cylinder (A2) of waterproof cover (A), it is upper that the other end (A1) of top cylinder withstands on transfer strip (B), and the boss (B2) of transfer strip (B) is separated with band point terminal (9), and switch is in open-circuit condition;
Press pressuring press handle (1) descending, handle (1) crossbeam (11) departs from the top cylinder (A2) of waterproof cover (A), thereby discharge transfer strip (B), under the effect of spring (8), the other end boss (B2) of transfer strip (B) contacts with the salient point (91) on band point terminal (9), switch conduction;
Discharge handle (1), handle (1) is returned to initial position under the effect of stage clip (C), and handle crossbeam (11) pushes transfer strip (B) again, and transfer strip (B) separates with band point terminal (9), and switch disconnects.
Above-described embodiment is the preferred version that the utility model is realized, and indefiniteness is exhaustive, and under same idea, the utility model can also have other variations.It should be noted that, do not departing under the prerequisite of the present utility model design, any apparent replacement is all within the utility model protection range.
Claims (8)
1. a super large is crossed stroke water proof switch, it is characterized in that: terminal with holes (7) and band point terminal (9) are inlayed and be arranged on pedestal (6), one end of spring (8) withstands on pedestal (6), the other end withstands on transfer strip (B), transfer strip (B) head circular arc bending (B1) is stuck in the square opening (71) of terminal with holes (7), the other end boss (B2) of transfer strip (B) contacts with the salient point (91) on band point terminal (9), and terminal with holes (8), transfer strip (B), band point terminal (9) form electric loop;
Electric wire (3) is welded in respectively the other end of terminal with holes (7) and band point terminal (9), becomes a part for electric loop; Water-proof block (5) isolation two-terminal root, makes two-terminal root play waterproof effect;
Convex tendon (A1) on waterproof cover (A) is stuck in the groove (61) of pedestal (6), waterproof cover (A) is silica type material, waterproof cover (A) forms a cavity with pedestal (6), terminal with holes (8) and band point terminal (9), spring (8), transfer strip (B) is positioned at cavity, thereby forms switch module;
Handle (1), stage clip (C) form driving mechanism together, one end of stage clip (C) withstands on the sidewall of glue shell (4), the other end withstands in the hole (12) of handle (1), on handle (1), be designed with crossbeam (11), the head of crossbeam (11) withstands on the top cylinder (A2) of waterproof cover (A), it is upper that the other end (A1) of top cylinder withstands on transfer strip (B), and the boss (B2) of transfer strip (B) is separated with band point terminal (9), and switch is in open-circuit condition;
Press pressuring press handle (1) descending, handle (1) crossbeam (11) departs from the top cylinder (A2) of waterproof cover (A), thereby discharge transfer strip (B), under the effect of spring (8), the other end boss (B2) of transfer strip (B) contacts with the salient point (91) on band point terminal (9), switch conduction;
Discharge handle (1), handle (1) is returned to initial position under the effect of stage clip (C), and handle crossbeam (11) pushes transfer strip (B) again, and transfer strip (B) separates with band point terminal (9), and switch disconnects.
2. super large according to claim 1 is crossed stroke water proof switch, it is characterized in that: terminal with holes (7) and band point terminal (9) are inlayed plastic in pedestal (6); On terminal with holes (7), be designed with square opening (71), on band point terminal (9), be designed with boss (91).
3. super large according to claim 1 is crossed stroke water proof switch, it is characterized in that: the periphery convex tendon (A1) on waterproof cover (A) is stuck in the groove (61) of pedestal (6); Waterproof cover (A) is silica type material, and waterproof cover (A) forms a cavity with pedestal (6), terminal with holes (8) and band point terminal (9), and spring (8) is positioned at cavity, thereby forms switch module.
4. cross stroke water proof switch according to the super large described in claim 1 or 3, it is characterized in that: the inner chamber periphery of waterproof cover (A) is designed with convex tendon (A1), the flexible boss of top design (A2) and elasticity boss (A3).
5. super large according to claim 1 is crossed stroke water proof switch, it is characterized in that: handle (1) is designed with crossbeam (11), and the other end of handle (1) is designed with the hole (12) of mounting spring.
6. super large according to claim 1 is crossed stroke water proof switch, it is characterized in that: the rectilinear motion of handle (1) drive handle crossbeam (11) to back down or discharge transfer strip (B) thus realize disconnection and the conducting of circuit; The directly stroke of by-pass cock of the position adjustment of crossbeam (11); After switch conduction, handle (1) can continue descending, has the function of super large stroke thereby realize switch after conducting.
7. super large according to claim 4 is crossed stroke water proof switch, it is characterized in that: handle (1) is divided into two sections, in the middle of head (13) and afterbody (14), increase spring (D), spring (D) withstands head (13), when the descending extrusion spring of head (13) (D), then drive afterbody (14), reach the effect that handle (1) postpones driving switch; Can need by-pass cock stroke according to use simultaneously.
8. cross stroke water proof switch according to the super large described in claim 1 or 3, it is characterized in that: adopt small microswitch assembly (E) alternative switch assembly, can reach same effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420038176.1U CN203706938U (en) | 2014-01-22 | 2014-01-22 | Extra-large overtravel waterproof switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420038176.1U CN203706938U (en) | 2014-01-22 | 2014-01-22 | Extra-large overtravel waterproof switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203706938U true CN203706938U (en) | 2014-07-09 |
Family
ID=51057339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420038176.1U Expired - Fee Related CN203706938U (en) | 2014-01-22 | 2014-01-22 | Extra-large overtravel waterproof switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203706938U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110828203A (en) * | 2018-08-14 | 2020-02-21 | 新巨企业股份有限公司 | Stroke adjusting cover applied to elastic sheet type microswitch |
-
2014
- 2014-01-22 CN CN201420038176.1U patent/CN203706938U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110828203A (en) * | 2018-08-14 | 2020-02-21 | 新巨企业股份有限公司 | Stroke adjusting cover applied to elastic sheet type microswitch |
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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: 20140709 Termination date: 20190122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |