CN102403154B - ON-OFF-ON bridge type switch with locking mechanism - Google Patents
ON-OFF-ON bridge type switch with locking mechanism Download PDFInfo
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- CN102403154B CN102403154B CN201110402626.1A CN201110402626A CN102403154B CN 102403154 B CN102403154 B CN 102403154B CN 201110402626 A CN201110402626 A CN 201110402626A CN 102403154 B CN102403154 B CN 102403154B
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Abstract
The invention discloses an ON-OFF-ON bridge type switch with locking mechanisms, which is suitable for electric tool. The bridge type switch comprises a switch set and a bracket; the switch set is fixed to the bracket and is provided with a first key, a second key and a middle shaft; the switch also comprises a sliding mechanism capable of sliding along a direction parallel to the middle shaft and locking mechanisms of the first key and the second key; and when the sliding mechanism slides to the locking state, the locking mechanisms of the first key and the second key occupy space required by starting the first key and the second key respectively. Using the above technical scheme, the first key and the second key can be locked at the same time by making the sliding mechanism do sliding movement once, so that the space required by starting the first and second keys can be occupied at the same time, thereby greatly increasing bearing force in a switch locking state without start of the switch.
Description
Technical field
The present invention relates to a kind of ON-OFF-ON bridge switch, particularly a kind of ON-OFF-ON bridge switch with locking mechanism, is applicable to electric tool.
Background technology
Switch on electric tool instrument start-up when preventing misoperation, need to arrange switch locking mechanism.Conventionally the locking mechanism on the ON-OFF-ON bridge switch using on electric tool has certain defect: in the time of lock-out state, apply smaller power on switch, switch still can start, and easily loses efficacy; In addition, in use may there is the problem of malreduction in ON-OFF-ON switch.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of easy locking/unlocking is provided, thereby and can bears larger power at lock-out state and be difficult for the ON-OFF-ON bridge switch with locking mechanism starting.
In order to achieve the above object, the technical solution used in the present invention is:
The ON-OFF-ON bridge switch with locking mechanism, comprises switches set and support, and switches set is fixed on support, and described switches set comprises the first button, the second button, connects jack shaft and the Electricity Functional module of two buttons, it is characterized in that also comprising:
Slide mechanism: described slide mechanism comprises slide rail and lock-button, what described slide rail was parallel with jack shaft is arranged on the support of the first button homonymy; Described lock-button slidably coordinates with slide rail; And
The locking mechanism of the locking mechanism of the first button and the second button: the locking mechanism of the locking mechanism of the first button and the second button occupies respectively the required space of startup of the first button and the second button in the time that slide mechanism slides into lock-out state.
Adopt technique scheme, when slide mechanism slides into lock-out state, needed space when two buttons that locking mechanism has occupied switch start, switch can not start; When slide mechanism slides into unlock state, locking mechanism do not stop switch, and switch can normally start.
The first optimal way as technical scheme of the present invention: the lower convex platform that the below that extends to the first button that the locking mechanism of described the first button comprises lock-button forms, meanwhile, below the first button, surface is provided with the sliding contact surface of fitting with lower convex platform; The pin-and-hole arranging on the support of the below that the locking mechanism of described the second button comprises the second button and be movably arranged on the stop pin in pin-and-hole, simultaneously, lock-button is extended with the lockplate of fitting with frame bottom in frame bottom, described lockplate extends to pin-and-hole place, wherein, the below surface label splice grafting of the upper end of described stop pin and button touches, and the lower end of stop pin contacts with lockplate laminating.
Adopt the ON-OFF-ON bridge switch with locking mechanism of this structure, in the time that lock-button slides into lock-out state, the first button and the second button that the boss in lock-button and stop pin have occupied respectively switch start required space, and switch can not start; In the time that lock-button slides into unlock state, stop pin can move, and the first button place also stops without boss, and switch can normally be started.
One as the first optimal way of the present invention is improved: the position above lower convex platform of described lower convex platform and the first button is concave shape, described concave shape is symmetrical up and down, simultaneously the boss of concave shape slide rail longitudinally on width be less than depression position slide rail longitudinally on width.
Adopt such improvement, lock-button only needs the concave shape depression position on the position above lower convex platform that the position of the concave shape projection of lower convex platform is slid into the first button to get final product release, easy to operate; Otherwise, also facilitated lock operation.
The second optimal way as technical scheme of the present invention: the lower convex platform that the below that extends to the first button that the locking mechanism of described the first button comprises lock-button forms, meanwhile, below the first button, surface is provided with the sliding contact surface of fitting with lower convex platform; The convex platform that the top that extends to the first button that the locking mechanism of described the second button comprises lock-button forms, meanwhile, above the first button, surface is provided with the sliding contact surface of fitting with convex platform.
Adopt the ON-OFF-ON bridge switch with locking mechanism of this structure, in the time that lock-button slides into lock-out state, lower convex platform in lock-button has occupied the first button and has started required space, and convex platform has occupied the second button and started required space, and switch can not start; In the time that lock-button slides into unlock state, switch release, can normally start.
One as above-mentioned the second optimal way is improved, the position between convex platform and lower convex platform of described convex platform, lower convex platform and the first button is concave shape, described concave shape is symmetrical up and down, simultaneously the boss of concave shape slide rail longitudinally on width be less than depression position slide rail longitudinally on width.
Adopt the improvement of this respect, lock-button only needs the concave shape depression position on the position between convex platform and lower convex platform that the concave shape boss of two boss is slid into the first button to get final product release, easy to operate; Otherwise, also facilitated lock operation.
The third optimal way as technical scheme of the present invention: the first pin-and-hole arranging on the support of the below that the locking mechanism of described the first button comprises the first button and be movably arranged on the first stop pin in the first pin-and-hole; The second pin-and-hole arranging on the support of the below that the locking mechanism of described the second button comprises the second button and be movably arranged on the second stop pin in the second pin-and-hole; Simultaneously, lock-button is extended with the lockplate of fitting with frame bottom in frame bottom, described lockplate extends to the second pin-and-hole place, wherein, the below surface label splice grafting of the upper end of described the first stop pin and the first button touches, the below surface label splice grafting of the upper end of described the second stop pin and the second button touches, and in addition, the lower end of the first stop pin and the second stop pin all contacts with lockplate laminating.
Adopt the ON-OFF-ON bridge switch with locking mechanism of this structure, in the time that lock-button slides into lock-out state, the stop pin of the first button and the second button below occupies respectively it and starts required space, and switch is fixed, and cannot start; Turn round while sliding into unlock state when locking, lockplate gets out of the way pin-and-hole, and stop pin can be movable in pin-and-hole, and switch, in unlock state, can freely start.
In sum, adopt technique scheme, the present invention has reached following beneficial effect with respect to prior art:
Slide mechanism is once slided and can lock the first button and the second button simultaneously, and occupy the required space of startup of these two buttons simultaneously, the power can bear while so significantly increasing switch lock-out state and switch does not start.
The technical problem that the present invention further will solve is: the defect that overcomes the malreduction of the ON-OFF-ON bridge switch of prior art.
In order to reach this object, the present invention is on the basis of technique scheme: below the first button and the second button, be provided with back-moving spring.Such structure can make two buttons of switch automatically reset.
As the further improvement of technical scheme with back-moving spring, in the time that described locking mechanism is pin-and-hole and stop pin, back-moving spring is arranged between stop pin and pin-and-hole.Such structure makes back-moving spring in reset key, can also make stop pin automatically reset.
Brief description of the drawings
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further, wherein:
Fig. 1 is the front view that the present invention has the first execution mode of the ON-OFF-ON bridge switch of locking mechanism;
Fig. 2 is the lock-out state perspective view that Fig. 1 illustrated embodiment represents with left apparent direction;
Fig. 3 is the perspective view of Fig. 2 at released state;
Fig. 4 is the structural representation of the distressed structure of Fig. 1 illustrated embodiment;
Fig. 5 is the perspective view that distressed structure shown in Fig. 4 represents with right apparent direction;
Fig. 6 is that distressed structure shown in Fig. 4 is to look up the perspective view of direction indication;
Fig. 7 is the front view that the present invention has the second execution mode of the ON-OFF-ON bridge switch of locking mechanism;
Fig. 8 is the lock-out state perspective view that Fig. 7 illustrated embodiment represents with left apparent direction;
Fig. 9 is the perspective view of Fig. 8 at released state;
Figure 10 is the front view that the present invention has the 3rd execution mode of the ON-OFF-ON bridge switch of locking mechanism;
Figure 11 is the lock-out state perspective view that Figure 10 illustrated embodiment represents with right apparent direction;
Figure 12 is that Figure 11 is in released state perspective view.
Embodiment
What Fig. 1-Fig. 3 showed is the first execution mode that the present invention has the ON-OFF-ON bridge switch of locking mechanism.As shown in Figure 1, the ON-OFF-ON bridge switch with locking mechanism of present embodiment, comprise switches set 4 and support 5, switches set 4 is fixed on support 5, and described switches set 4 comprises the first button 4a, the second button 4b, connects jack shaft 4c and the Electricity Functional module 4d of two button 4a, 4b;
Meanwhile, present embodiment also comprises the locking mechanism of slide mechanism 6, the first button and the locking mechanism of the second button; Wherein:
Described slide mechanism 6 can slide along the direction parallel with jack shaft, comprises specifically slide rail 6b and lock-button 6a, and what described slide rail 6b was parallel with jack shaft 4c is arranged on the support 5 of the first button 4a homonymy, and described lock-button 6a slidably coordinates with slide rail 6b;
The locking mechanism of described the first button comprises: the lower convex platform 11 that the below that extends to the first button 4a of lock-button 6a forms, and meanwhile, below the first button 4a, surface is provided with the sliding contact surface 12 of fitting with lower convex platform 11;
The locking mechanism of described the second button comprises: the pin-and-hole 16(arranging on the support 5 of the below of the second button 4b is referring to Fig. 6) and be movably arranged on the stop pin 13 in pin-and-hole, simultaneously, lock-button 6a is extended with the lockplate 14 with support 5 bottom laminatings in support 5 bottoms, described lockplate 14 extends to pin-and-hole 16 places, wherein, the upper end of described stop pin 13 contacts with 15 laminatings of surface, the below of button, and the lower end of stop pin 13 contacts with lockplate 14 laminatings.
Adopt this structure, in the time that lock-button 6a is slid into lock-out state, as shown in Figure 2, the lower convex platform 11 of the first button 4a below and sliding contact surface 12 have occupied the required space of startup of the first button 4a, the stop pin 13 of the second button 4b below is because locked plate 14 stops, and the surface, below 15 of stop pin 13 and button, thereby stop pin 13 has occupied the required space of startup of the second button; In the time that lock-button 6a is slid into unlock state, as shown in Figure 3, lower convex platform 11 separates with sliding contact surface 12, lockplate 14 also leaves pin-and-hole 16 simultaneously, now stop pin 13 can be movable in pin-and-hole, that is to say, the startup requisite space of the first button 4a and the second button 4b is released, and switch can freely start.
What Fig. 4-Fig. 6 showed is the distressed structure of the first execution mode.As shown in the figure, this distressed structure, with respect to the first execution mode, is being provided with back-moving spring 7a, 7b below the first button 4a and the second button 4b.Meanwhile, described back-moving spring 7b is arranged between stop pin 13 and pin-and-hole 16.The back-moving spring of this distressed structure also goes in following execution mode, and in the time that described locking mechanism is stop pin and pin-and-hole, preferably back-moving spring is arranged between stop pin and pin-and-hole.
What Fig. 7-Fig. 9 showed is the second execution mode that the present invention has the ON-OFF-ON bridge switch of locking mechanism.As shown in Figure 7, present embodiment is with respect to the first execution mode, and its difference is: the edge of the first button 4a extends the fin parallel with slide rail 6b 23 to the direction of slide rail 6b, and it has the surperficial 23a in top and surface, below 23b; The lower convex platform 21 that the below that the locking mechanism of wherein said the first button comprises the described below of extending to of lock-button 6a surface 23b forms, the surperficial 23b in this below is the sliding contact surface of fitting with lower convex platform 21 simultaneously; The convex platform 22 that the top that the locking mechanism of described the second button comprises the described top of extending to of lock-button 6a surface 23a forms, the surperficial 23a in this top is the sliding contact surface of fitting with convex platform 22 simultaneously.
That is to say, lower convex platform 21 and convex platform have formed the passage coordinating with fin 23 between Shang Xia 22, so that lower convex platform 21 and convex platform 22 can be slided along fin 23, to reach the object of locking/unlocking.
Adopt this structure, in the time that lock-button 6a is slid into lock-out state, as shown in Figure 8, lower convex platform 21 and surface, below 23b have occupied the required space of startup of the first button 4a, and convex platform 22 and surface, top 23a have occupied the required space of startup of the second button 4b; In the time that lock-button 6a is slid into unlock state, as shown in Figure 9, lower convex platform 21 separates with surface, below 23b, and convex platform 22 also separates with surface, top 23a simultaneously, the startup requisite space of the first button 4a and the second button 4b is released, and switch can freely start.
One as present embodiment is preferred, as shown in Figure 8, Figure 9, described convex platform 22, lower convex platform 21 and fin 23 are concave shape, described concave shape is symmetrical up and down, simultaneously boss 22c, the 21c of described concave shape, 23c slide rail longitudinally on width be less than concave shape depression position 22d, 21d(referring to Fig. 8), 23d slide rail longitudinally on width.
Above-mentionedly preferably also can apply on lower convex platform and the first button 4a in the first embodiment.
It should be noted that, might not extend the fin parallel with slide rail 6b 23 to the direction of slide rail 6b at the edge of the first button 4a in the present embodiment.Can also adopt following structure: the locking mechanism of the first button can be as described in the first execution mode, the lower convex platform that the below that extends to the first button that comprises lock-button forms, meanwhile, below the first button, surface is provided with the sliding contact surface of fitting with lower convex platform; In addition, the convex platform that the top that extends to the first button that the locking mechanism of the second button comprises lock-button forms, meanwhile, above the first button, surface is provided with the sliding contact surface of fitting with convex platform.
The 3rd execution mode of the ON-OFF-ON bridge switch that the present invention that what Figure 10-Figure 12 showed is has locking mechanism.As shown in figure 10, the difference between present embodiment and the first execution mode is, the locking mechanism of the locking mechanism of the first button and the second button is stop pin.Wherein:
The the first pin-and-hole 33(arranging on the support 5 of the below that the locking mechanism of described the first button comprises the first button 4a is referring to Figure 12) and be movably arranged on the first stop pin 31 in the first pin-and-hole 33;
The the second pin-and-hole 36(arranging on the support 5 of the below that the locking mechanism of described the second button comprises the second button 4b is referring to Figure 12) and be movably arranged on the second stop pin 34 in the second pin-and-hole 36;
Simultaneously, lock-button 6a is extended with the lockplate 37 with support 5 bottom laminatings in support 5 bottoms, described lockplate 37 extends to the first pin-and-hole 33 and the second pin-and-hole 36 places, wherein, the upper end of described the first stop pin 31 contacts with surface, below 32 laminatings of the first button 4a, the upper end of described the second stop pin 34 contacts with surface, below 35 laminatings of the second button 4b, and in addition, the lower end of the first stop pin 31 and the second stop pin 34 all contacts with lockplate 37 laminatings.
Adopt this structure, in the time that lock-button 6a is slid into lock-out state, as shown in figure 11, the stop pin 31 of the first button 4a below is because locked plate 37 stops, and stop pin 31 is fitted with the surface, below 32 of button, thereby stop pin 31 has occupied the required space of startup of the first button 4a, the stop pin 34 of the second button 4b below is because locked plate 37 stops, and stop pin 34 is fitted with the surface, below 35 of button, thereby stop pin 34 has occupied the required space of startup of the second button 4b; In the time that lock-button 6a is slid into unlock state, as shown in figure 12, lockplate 37 leaves the first pin-and-hole 33 and the second pin-and-hole 36, now the first stop pin 31 and the second stop pin 34 can be movable in pin-and-hole separately, that is to say, the startup requisite space of the first button 4a and the second button 4b is released, and switch can freely start.
Between preferred described the first pin-and-hole 33 and the second pin-and-hole 36, relatively perpendicular to jack shaft 4c, the width of the diameter of 37 1 pin-and-holes of lockplate can lock two pin-and-holes like this.
As present embodiment further preferably, as shown in figure 12, between the first stop pin 31 and the first pin-and-hole 33, and be provided with back-moving spring 7a, 7b between the second alignment pin 34 and the second pin-and-hole 36.
With embodiment, the present invention is done to detailed explanation by reference to the accompanying drawings above, but the present invention is not limited to this, any those skilled in the art, in possessed ken, under the prerequisite without prejudice to aim of the present invention, can make various distortion and amendment to it.
Claims (8)
1. the ON-OFF-ON bridge switch with locking mechanism, comprises switches set and support, and switches set is fixed on support, and described switches set comprises the first button, the second button, connects jack shaft and the Electricity Functional module of two buttons, it is characterized in that also comprising:
Slide mechanism: described slide mechanism comprises slide rail and lock-button, what described slide rail was parallel with jack shaft is arranged on the support of the first button homonymy; Described lock-button and slide rail are slidably matched; And
The locking mechanism of the locking mechanism of the first button and the second button: the locking mechanism of the locking mechanism of the first button and the second button occupies respectively the required space of startup of the first button and the second button in the time that slide mechanism slides into lock-out state; The lower convex platform that the below that extends to the first button that the locking mechanism of described the first button comprises lock-button forms, meanwhile, below the first button, surface is provided with the sliding contact surface of fitting with lower convex platform; The pin-and-hole arranging on the support of the below that the locking mechanism of described the second button comprises the second button and be movably arranged on the stop pin in pin-and-hole, simultaneously, lock-button is extended with the lockplate of fitting with frame bottom in frame bottom, described lockplate extends to pin-and-hole place, wherein, the below surface label splice grafting of the upper end of described stop pin and the second button touches, and the lower end of stop pin contacts with lockplate laminating.
2. the ON-OFF-ON bridge switch with locking mechanism according to claim 1, it is characterized in that: the position above lower convex platform of described lower convex platform and the first button is concave shape, described concave shape is symmetrical up and down, simultaneously the boss of concave shape slide rail longitudinally on width be less than depression position slide rail longitudinally on width.
3. according to the ON-OFF-ON bridge switch with locking mechanism described in claim 1-2 any one, it is characterized in that: below the first button and the second button, be provided with back-moving spring.
4. the ON-OFF-ON bridge switch with locking mechanism according to claim 3, is characterized in that: in the time that described locking mechanism is pin-and-hole and stop pin, back-moving spring is arranged between stop pin and pin-and-hole.
5. there is the ON-OFF-ON bridge switch of locking mechanism, comprise switches set and support, switches set is fixed on support, described switches set comprises the first button, the second button, connects jack shaft and the Electricity Functional module of two buttons, it is characterized in that also comprising: slide mechanism: described slide mechanism comprises slide rail and lock-button, what described slide rail was parallel with jack shaft is arranged on the support of the first button homonymy; Described lock-button and slide rail are slidably matched; And the locking mechanism of the locking mechanism of the first button and the second button: the locking mechanism of the locking mechanism of the first button and the second button occupies respectively the required space of startup of the first button and the second button in the time that slide mechanism slides into lock-out state; The first pin-and-hole arranging on the support of the below that the locking mechanism of described the first button comprises the first button and be movably arranged on the first stop pin in the first pin-and-hole;
The second pin-and-hole arranging on the support of the below that the locking mechanism of described the second button comprises the second button and be movably arranged on the second stop pin in the second pin-and-hole; Simultaneously, lock-button is extended with the lockplate of fitting with frame bottom in frame bottom, described lockplate extends to the first pin-and-hole and the second pin-and-hole place, wherein, the below surface label splice grafting of the upper end of described the first stop pin and the first button touches, the below surface label splice grafting of the upper end of described the second stop pin and the second button touches, and in addition, the lower end of the first stop pin and the second stop pin all contacts with lockplate laminating.
6. the ON-OFF-ON bridge switch with locking mechanism according to claim 5, is characterized in that, relative to jack shaft between described the first pin-and-hole and the second pin-and-hole.
7. according to the ON-OFF-ON bridge switch with locking mechanism described in claim 5 or 6, it is characterized in that: below the first button and the second button, be provided with back-moving spring.
8. the ON-OFF-ON bridge switch with locking mechanism according to claim 7, is characterized in that: in the time that described locking mechanism is pin-and-hole and stop pin, back-moving spring is arranged between stop pin and pin-and-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110402626.1A CN102403154B (en) | 2011-12-07 | 2011-12-07 | ON-OFF-ON bridge type switch with locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110402626.1A CN102403154B (en) | 2011-12-07 | 2011-12-07 | ON-OFF-ON bridge type switch with locking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102403154A CN102403154A (en) | 2012-04-04 |
| CN102403154B true CN102403154B (en) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110402626.1A Active CN102403154B (en) | 2011-12-07 | 2011-12-07 | ON-OFF-ON bridge type switch with locking mechanism |
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| Country | Link |
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| CN (1) | CN102403154B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6153838A (en) * | 1998-03-04 | 2000-11-28 | Black & Decker Inc. | Switch lock-off mechanism |
| CN2441219Y (en) * | 2000-08-31 | 2001-08-01 | 博罗耀峰电子有限公司 | Self locked pedal switch |
| CN201493816U (en) * | 2009-07-13 | 2010-06-02 | 南京德朔实业有限公司 | Electric tool |
| CN202394778U (en) * | 2011-12-07 | 2012-08-22 | 南京德朔实业有限公司 | ON-OFF-ON bridge switch with locking mechanisms |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1898437B1 (en) * | 2006-09-05 | 2016-08-24 | Defond Components Limited | Electrical switch |
-
2011
- 2011-12-07 CN CN201110402626.1A patent/CN102403154B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6153838A (en) * | 1998-03-04 | 2000-11-28 | Black & Decker Inc. | Switch lock-off mechanism |
| CN2441219Y (en) * | 2000-08-31 | 2001-08-01 | 博罗耀峰电子有限公司 | Self locked pedal switch |
| CN201493816U (en) * | 2009-07-13 | 2010-06-02 | 南京德朔实业有限公司 | Electric tool |
| CN202394778U (en) * | 2011-12-07 | 2012-08-22 | 南京德朔实业有限公司 | ON-OFF-ON bridge switch with locking mechanisms |
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| Publication number | Publication date |
|---|---|
| CN102403154A (en) | 2012-04-04 |
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