CN204029634U - A kind of safe circuit selector switch - Google Patents
A kind of safe circuit selector switch Download PDFInfo
- Publication number
- CN204029634U CN204029634U CN201420368778.3U CN201420368778U CN204029634U CN 204029634 U CN204029634 U CN 204029634U CN 201420368778 U CN201420368778 U CN 201420368778U CN 204029634 U CN204029634 U CN 204029634U
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- CN
- China
- Prior art keywords
- plastic
- selector switch
- main shaft
- plastics
- circuit selector
- 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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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model provides a kind of safe circuit selector switch, panel part offers and the insertion opening rotating selection tool and coordinate, and square pin portion is socketed with when rotary main shaft rotates synchronous axial system and selects flap with this to the plastics made switch and select; Threaded portion is socketed with the Plastic cap coordinated with it, the outer cover of Plastic cap is connected to pullback spring, and the outside of pullback spring is snapped with matches with plastics option board, can be pulled the plastic switch sheet of springs return after being ejected by plastics option board.What the utility model provided the corresponding selector switch of a kind of selection tool can stop misoperation of visiting others during work hours after slipping away from one's post, and the circuit selector switch of the safety of real insulation.
Description
Technical field
The utility model relates to electric switch field, is specifically related to a kind of safe circuit selector switch.
Background technology
Electric switch utilization is in daily life very general, due to its particularity, his fail safe is just highly paid close attention to, particularly be used in subway, factories etc. need the strict place controlling electric wiring and switch, and it is two aspects that its fail safe is mainly cashed, and one is insulating properties, both electrically and the isolation of switch, the safety being related to operator; Two is misuse rates, and due to improper visit others during work hours after slipping away from one's post operation, the operation error caused of personal management, this is related to the safety in operation of equipment.Currently available technology mostly only switches handle place and makes plastic insulation in front end, such way cannot tackle the situation that big current punctures, and is danger close, does not also make any restriction to handle simultaneously, who can rotate this handle, the misoperation of the workman that probably causes visiting others during work hours after slipping away from one's post.
And for example, Authorization Notice No. is for disclosed in the utility application of number CN 203312065 U.A kind of waterproof and dustproof and the good selector switch of grease proofing effect are provided.Be provided with kirsite shell, kirsite seal, select seal, gear is buckled, spring, selection king-rod, knob lid; Described selection seal is located at the top of kirsite shell, spring is located at the bottom of kirsite shell, put into gear buckle in the bottom of kirsite shell and select king-rod, described knob lid is enclosed within the top of kirsite shell, and knob lid and selection king-rod are buckled together and select the screw bottom king-rod to fix by being located at.Described selection seal can adopt bowl-type.This structure can accomplish water proof and dust proof and grease proofing, but can not ensure the fail safe of circuit.
Utility model content
What the utility model provided the corresponding selector switch of a kind of selection tool can stop misoperation of visiting others during work hours after slipping away from one's post, and the circuit selector switch of the safety of real insulation.
In order to achieve the above object, the utility model adopts following technical scheme: comprise for the plastic casing with equipment connection, for the rotation selection tool that switch is selected, coordinate with described rotation selection tool simultaneously as other structure member mounting bases, be positioned at described plastic casing center and run through the rotary main shaft of described plastic casing, described rotary main shaft comprises the panel part exposing described plastic casing, the Plug Division of docking with described rotation selection tool, coordinate with described plastic casing, the transition rotating part of lower end, lower described Plug Division is set, fix other structural members, be arranged on described transition rotating part lower end square pin portion and with the threaded portion being arranged on described square pin subordinate and holding, described panel part offers the insertion opening coordinated with described rotation selection tool, described square pin portion is socketed with the plastics selection flap that synchronous axial system is selected to make switch with this when described rotary main shaft rotates, described threaded portion is socketed with the Plastic cap coordinated with it, the outer cover of described Plastic cap is connected to pullback spring, the outside of described pullback spring is snapped with matches with described plastics option board, the plastic switch sheet that can be retracted by described pullback spring after being ejected by described plastics option board.
Preferred as one, described Plug Division is inner, perpendicular to described rotation selection tool direction of insertion arrange have at least one flat spring sheet, a part for described spring leaf exposes described Plug Division outer surface when described rotation selection tool does not insert described rotary main shaft, described Plug Division outer surface is provided with the spring leaf opening coordinated with described spring leaf.This design can be better restriction rotary main shaft do not rotate selection tool insert time rotation.
Preferred as one, be provided with at least one in described plastic casing and expose with described spring leaf that described Plug Division outer surface part matches, the stuck groove of stuck rotary main shaft when described rotation selection tool does not insert described rotary main shaft.Spring leaf is coordinated to make rotary main shaft completely stuck when not rotating selection tool and inserting.
Preferred as one, described plastics option board is that one piece of vertical arc is trapezoidal, and the trapezoidal top of described plastics option board is provided with two for ejecting the semicircle projection of described plastic switch sheet.It is minimum that semicircular design makes the resistance be subject to during this component actuation drop to.
Preferred as one, described plastic switch sheet be two panels independently and the hollow semi-cylinders body of symmetry, the outer surface of described plastic switch sheet is provided with the inclined-plane matched with described semicircle projection.
Preferred as one, the side of described plastic switch sheet is provided with and can ensures the linear track projection of its direction of action, be provided with bottom described track projection and limit maximum retracted position to plastic switch sheet, simultaneously as the stop contact block of switch contact, the bottommost of described stop contact block exceeds the bottommost of described plastic switch sheet.This structure also can also be incorporated the design of switch contact while well limiting the action of plastic switch sheet, and can not seem again too burden.
Preferred as one, the outside side near described plastic switch sheet end of described plastic casing is provided with the rail groove matched with described track projection.
Preferred as one, on described plastic switch sheet, the top of end opposite end, described stop contact block place is provided with the bayonet socket with described pullback spring snapping.
Preferred as one, described square pin portion is also socketed with and the corner for limiting described rotary main shaft rotational angle can be coordinated to limit pad with described plastic casing, described corner restriction pad is arranged between described plastics option board and described plastic casing, and described corner restriction pad is provided with corner restriction contact.
Preferred as one, described plastic casing is inner, is provided with the rotating hole coordinated with described transition rotating part, is provided with the corner limiting groove limiting pad with described corner and match around described rotating hole.The object of limiting rotation angle is not make rotary main shaft turn over head and cause unnecessary misoperation.
To sum up, the utility model has the following advantages:
1, described panel part of the present utility model offers the insertion opening coordinated with described rotation selection tool, described square pin portion is socketed with the plastics selection flap that synchronous axial system is selected to make switch with this when described rotary main shaft rotates; Described threaded portion is socketed with the Plastic cap coordinated with it, the outer cover of described Plastic cap is connected to pullback spring, the outside of described pullback spring is snapped with matches with described plastics option board, the plastic switch sheet that can be retracted by described pullback spring after being ejected by described plastics option board.This structure just limits the possibility of console switch at ordinary times, and corresponding rotation selection tool must be had in other words could to operate corresponding switching selector, and that has accomplished the corresponding selector switch of a selection tool can stop misoperation of visiting others during work hours after slipping away from one's post.
2, the utility model can with electrical contact to place have employed plastic casing, Plastic cap, plastics select flap, these insulating elements of plastic switch sheet, structurally just electrically completely cutting off completely, reduce electric current breakdown accident incidence, just can touch inside switch because needs rotate throw simultaneously, only have a such people of panel part to touch metal parts at ordinary times, electric current breakdown accident incidence is reduced again.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the internal part isolating construction schematic diagram of the utility model embodiment;
Fig. 3 is the panel part structural representation of the utility model embodiment;
Fig. 4 is the plastic case structure schematic diagram of the utility model embodiment;
Fig. 5 is the plastic case structure schematic diagram of the utility model embodiment;
Fig. 6 is the rotation selection tool structural representation of the utility model embodiment;
Number in the figure is as follows:
1-plastic casing, 2-rotates selection tool, 3-rotary main shaft, 5-Plastic cap, 6-pullback spring, flap selected by 7-plastics, 8-plastic switch sheet, 9-corner restriction pad, the stuck groove of 101-, 102-rail groove, 103-rotating hole, 104-corner limiting groove, 201-lobe, 301-panel part, 302-Plug Division, 303-transition rotating part, 304-square pin portion, 305-threaded portion, 3011-insertion opening, 3021-spring leaf, 3022-spring leaf opening, the semicircle projection of 701-, 801-inclined-plane, 802-track projection, 803-stops contact block, 804-bayonet socket, 901-corner restriction contact.
Embodiment
Below in conjunction with accompanying drawing, with embodiment, the utility model is described in further detail.
As shown in Figure 1, the utility model embodiment comprise for the plastic casing 1 of equipment connection, the rotation selection tool 2 selected for switch, with to rotate the while that selection tool 3 coordinating as other structure member mounting bases, be positioned at plastic casing 1 center and run through the rotary main shaft 3 of plastic casing 1.
As shown in Figure 2 and Figure 3, the rotary main shaft 3 of the utility model embodiment comprise expose plastic casing 1 panel part 301, with rotate selection tool 2 dock Plug Division 302, coordinate with plastic casing 1, the transition rotating part 303 of lower end, lower Plug Division 302 is set, fixes other structural members, be arranged on transition rotating part 303 lower end square pin portion 304 and with the threaded portion 305 being arranged on lower end, square pin portion 304; Panel part 301 offers and the insertion opening 3011 rotating selection tool 2 and coordinate, square pin portion 304 is socketed with when rotary main shaft 3 rotates synchronous axial system and selects flap 7 with this to the plastics made switch and select; Threaded portion 305 is socketed with the Plastic cap 5 coordinated with it, the outer cover of Plastic cap 5 is connected to pullback spring 6, the outside of pullback spring 6 is snapped with matches with plastics option board 7, can be pulled the plastic switch sheet 8 that spring 6 retracts after being ejected by plastics option board 7.
As shown in Figure 6, the rotation of the utility model embodiment selects duty to be made the shape of key, and it has the lobe 201 matched with spring leaf, person easy to use carries and uses, also spring structure that is convenient and rotary main shaft inside matches, and makes reasonable machinery encryption.
As shown in Figures 1 and 2, the utility model embodiment is inner in Plug Division 302, have to three flat spring sheets 3021 perpendicular to what arrange with rotating selection tool 2 direction of insertion, a part for spring leaf 3021 exposes Plug Division 302 outer surface when rotating selection tool 2 and not inserting rotary main shaft 3, Plug Division 302 outer surface is provided with the spring leaf opening 3022 coordinated with spring leaf 3021.Be provided with six in plastic casing 1 and expose with spring leaf 3021 that Plug Division 302 outer surface part matches, rotating the stuck groove 101 of stuck rotary main shaft when selection tool 2 does not insert rotary main shaft 3.
As shown in Figure 2, plastics option board 7 is that one piece of vertical arc is trapezoidal, and the trapezoidal top of plastics option board 7 is provided with two for ejecting the semicircle projection 701 of plastic switch sheet 7.Plastic switch sheet 8 be two panels independently and the hollow semi-cylinders body of symmetry, the outer surface of plastic switch sheet 8 is provided with the inclined-plane 801 matched with semicircle projection 701.The side of plastic switch sheet 8 is provided with and can ensures the linear track projection 802 of its direction of action, be provided with bottom track projection 802 and limit maximum retracted position to plastic switch sheet 8, simultaneously as the stop contact block 803 of switch contact, stop that the bottommost of contact block 803 exceeds the bottommost of plastic switch sheet 8.The outside side near plastic switch sheet 8 end of plastic casing 1 is provided with the rail groove 102 matched with track projection 802.On plastic switch sheet 8, the top of stop end opposite end, contact block 803 place is provided with the bayonet socket 804 with pullback spring 6 snapping.
As shown in figures 2 and 5, the utility model embodiment is also socketed with in square pin portion 304 and the corner for limiting rotary main shaft 3 rotational angle can be coordinated to limit pad 9 with plastic casing 1, corner restriction pad is arranged between plastics option board 7 and plastic casing 1, corner restriction pad 9 is provided with corner restriction contact 901.Plastic casing 1 is inner, be provided with the rotating hole 103 coordinated with transition rotating part 303, be provided with the corner limiting groove 104 limiting pad 9 with corner and match around rotating hole 103, the limited angular of corner limiting groove is generally 70 ° ~ 90 ° and can adjusts according to the user demand of reality.
The utility model embodiment is inserted into rotation selection tool 2 in rotary main shaft 3 in use, will taking in completely in spring leaf opening 3022 of the spring leaf 3021 now matched with rotation selection tool 2, stuck like this groove 101 just loses stuck function, and rotary main shaft 3 just can rotate.When plastics option board 7 follows rotary main shaft 3 to rotate, semicircle projection 701 will withstand the inclined-plane 801 of the plastic switch sheet 8 by rotation direction side, when being rotated further, semicircle projection 701 will eject plastic switch sheet 8 along the incline direction on inclined-plane 801, completes selection action with this.And stop that the switch contact of external equipment relevant position will be touched in the bottom of contact block 803, get through the circuit on this road, this completes selection action.And when not rotating selection tool 2, the utility model outside does not have can for the parts rotated, so would not misoperation be caused, when using not corresponding rotation selection tool 2, also cannot match with the spring leaf 3021 in rotary main shaft 3, therefore rotary main shaft 3 cannot be rotated, avoid the possibility of artificial destruction.
More than illustrate it is only to explanation of the present utility model, those of ordinary skill in the art's can completely is made to implement this programme, but be not to restriction of the present utility model, those skilled in the art can make to the present embodiment the amendment not having creative contribution as required after reading this specification, and these are all not creative amendments.As long as but be all subject to the protection of Patent Law in right of the present utility model.
Claims (10)
1. the circuit selector switch of a safety, comprise for the plastic casing (1) with equipment connection, for the rotation selection tool (2) that switch is selected, coordinate with described rotation selection tool (2) simultaneously as other structure member mounting bases, be positioned at described plastic casing (1) center and run through the rotary main shaft (3) of described plastic casing (1), it is characterized in that: described rotary main shaft (3) comprises the panel part (301) exposing described plastic casing (1), the Plug Division (302) of docking with described rotation selection tool (2), coordinate with described plastic casing (1), the transition rotating part (303) of lower described Plug Division (302) lower end is set, fix other structural members, be arranged on described transition rotating part (303) lower end square pin portion (304) and with the threaded portion (305) being arranged on described square pin portion (304) lower end, described panel part (301) offers the insertion opening (3011) coordinated with described rotation selection tool (2), described square pin portion (304) is socketed with plastics selection flap (7) that synchronous axial system is selected to make switch with this when described rotary main shaft (3) rotates, described threaded portion (305) is socketed with the Plastic cap (5) coordinated with it, the outer cover of described Plastic cap (5) is connected to pullback spring (6), the outside of described pullback spring (6) is snapped with matches with described plastics option board (7), the plastic switch sheet (8) that can be retracted by described pullback spring (6) after being ejected by described plastics option board (7).
2. a kind of safe circuit selector switch according to claim 1, it is characterized in that: described Plug Division (302) is inner, at least one flat spring sheet (3021) is had perpendicular to the ground setting of described rotation selection tool (2) direction of insertion, a part for described spring leaf (3021) exposes described Plug Division (302) outer surface when described rotation selection tool (2) does not insert described rotary main shaft (3), described Plug Division (302) outer surface is provided with the spring leaf opening (3022) coordinated with described spring leaf (3021).
3. a kind of safe circuit selector switch according to claim 2, it is characterized in that: be provided with at least one in described plastic casing (1) and expose described Plug Division (302) outer surface part with described spring leaf (3021) and match, the stuck groove (101) of stuck rotary main shaft when described rotation selection tool (2) does not insert described rotary main shaft (3).
4. a kind of safe circuit selector switch according to claim 1, it is characterized in that: described plastics option board (7) is that one piece of vertical arc is trapezoidal, the trapezoidal top of described plastics option board (7) is provided with two for ejecting the semicircle projection (701) of described plastic switch sheet (7).
5. a kind of safe circuit selector switch according to claim 4, it is characterized in that: described plastic switch sheet (8) for two panels independently and the hollow semi-cylinders body of symmetry, the outer surface of described plastic switch sheet (8) is provided with the inclined-plane (801) matched with described semicircle projection (701).
6. a kind of safe circuit selector switch according to claim 1, it is characterized in that: the side of described plastic switch sheet (8) is provided with and can ensures the linear track projection (802) of its direction of action, described track projection (802) bottom is provided with and limits maximum retracted position to plastic switch sheet (8), simultaneously as the stop contact block (803) of switch contact, the bottommost of described stop contact block (803) exceeds the bottommost of described plastic switch sheet (8).
7. a kind of safe circuit selector switch according to claim 6, is characterized in that: the outside side of holding near described plastic switch sheet (8) of described plastic casing (1) is provided with the rail groove (102) matched with described track projection (802).
8. a kind of safe circuit selector switch according to claim 6, it is characterized in that: on described plastic switch sheet (8), the top of end opposite end, described stop contact block (803) place is provided with the bayonet socket (804) with described pullback spring (6) snapping.
9. a kind of safe circuit selector switch according to claim 1, it is characterized in that: described square pin portion (304) is also socketed with and the corner for limiting described rotary main shaft (3) rotational angle can be coordinated to limit pad (9) with described plastic casing (1), described corner restriction pad is arranged between described plastics option board (7) and described plastic casing (1), and described corner restriction pad (9) is provided with corner restriction contact (901).
10. a kind of safe circuit selector switch according to claim 9, it is characterized in that: described plastic casing (1) is inner, be provided with the rotating hole (103) coordinated with described transition rotating part (303), described rotating hole (103) is provided with the corner limiting groove (104) limiting pad (9) with described corner and match around.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420368778.3U CN204029634U (en) | 2014-07-07 | 2014-07-07 | A kind of safe circuit selector switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420368778.3U CN204029634U (en) | 2014-07-07 | 2014-07-07 | A kind of safe circuit selector switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204029634U true CN204029634U (en) | 2014-12-17 |
Family
ID=52069469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420368778.3U Expired - Fee Related CN204029634U (en) | 2014-07-07 | 2014-07-07 | A kind of safe circuit selector switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204029634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078252A (en) * | 2014-07-07 | 2014-10-01 | 湖州通达五金刀具有限公司 | Safe circuit selection switch |
-
2014
- 2014-07-07 CN CN201420368778.3U patent/CN204029634U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078252A (en) * | 2014-07-07 | 2014-10-01 | 湖州通达五金刀具有限公司 | Safe circuit selection switch |
| CN104078252B (en) * | 2014-07-07 | 2016-06-08 | 湖州通达五金刀具有限公司 | A kind of safe circuit system selector switch |
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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: 20141217 Termination date: 20160707 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |