CN201226315Y - Push-button switch capable of electing locking key - Google Patents
Push-button switch capable of electing locking key Download PDFInfo
- Publication number
- CN201226315Y CN201226315Y CNU2008200483420U CN200820048342U CN201226315Y CN 201226315 Y CN201226315 Y CN 201226315Y CN U2008200483420 U CNU2008200483420 U CN U2008200483420U CN 200820048342 U CN200820048342 U CN 200820048342U CN 201226315 Y CN201226315 Y CN 201226315Y
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- switch
- pintle hook
- lock plate
- hook lock
- case lid
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Abstract
The utility model belongs to the technical field of the electric switch, which solves the problem that the prior combined key switch is easy to cause misoperation because the combined key switch has no a key locking mechanism. A key switch, the keys of which can be locked, comprises a casing body (1), a casing cover (2), a switch cardboard (3), a tower spring (4), a pinch plate (5), a retaining spring (6), a catching groove (7), a hook (8) and a clip (9). A locking plate (10) is arranged beside the pinch plate (5); a locking groove (11) corresponding to the switch cardboard (3) is arranged on the locking plate (10); a locking hook (12) is arranged on the side of the locking groove (11); a movable locking and clamping plate (13) is arranged in the casing body (1) and the casing cover (2); the locking and clamping plate (13) is connected with the locking plate (10); the locking and clamping plate (13) can ensure the locking groove (11) to move to the both sides, wherein, the motion towards one side can ensure the locking hook (12) to be positioned on the motion path of the clip (9), and the motion towards the other side can ensure the locking hook (12) to depart from the motion path of the clip (9).
Description
Technical field
The utility model belongs to the appliance switch technical field, is a kind of key switch of selecting locking key.
Background technology
At Chinese patent, the patent No. 96237513.6, a kind of combination button switch is disclosed in the patent documentation of title combination key switch, this combination button switch comprises button, the tower spring, clamp, buckle, the button spring, static contact, movable contact spring, housing and case lid, be respectively equipped with the guiding slotted eye that makes the clamp oriented movable on fast housing and the case lid, clamp is arranged in the guiding slotted eye and can moves up and down, buckle is arranged in the sliding tray of housing and between the case lid, can in sliding tray, move back and forth, on described housing, be provided with the contact holddown groove, static contact and movable contact spring all are fixed in the contact holddown groove, clamp moves downward and can push up movable contact spring, and the contact of movable contact spring is contacted with static contact.According to this structure, the function that switch has is all can carry out switch after any one clamp is pressed by its corresponding key by the clamp of pushing other to switch, that is to say that a back button is pressed, its corresponding clamp will be fastened by buckle, and be pressed before, and then can be threaded off and upspring by the clamp that buckle fastens, make one group of switch contact of this clamp correspondence convert off-state to from on-state.The problem of its existence is to lock lists such as button or clamp group switch, when this combination button switch is used for electric equipment products (as the electric heater of many grades of adjustings, electric fan) cause mistake to switch in easily, promptly when needing wherein some clamps, be pressed as first grade of clamp, make its corresponding switch connection, when supposing that this combination button switch is used in the electric heater, this first grade of clamp is corresponding to the low temperature shelves, but because child is joyful, learns the adult at the button place and push, cause other key switch, break-make in turn, be easy to cause the damage of electrical equipment, and the gear after switching not is that the person of being to use is desired, influences survival environment.
The utility model content
The purpose of this utility model is to provide a kind of can lock clamp, prevents the key switch of the locking key selected that each clamp is arbitrarily pressed carries out the switch switching.
For realizing the purpose of this utility model, the described key switch of selecting locking key, comprise housing and case lid, be arranged at least one switch clamp that can move up and down in described housing and the case lid, be arranged on the described switch clamp and suppress tower spring on case lid, be arranged on the buckle that can move back and forth in described housing and the case lid, be arranged on the button spring that suppresses in the housing on buckle, described buckle is provided with and the corresponding catching groove of described switch clamp, described catching groove side is provided with clasp, described switch clamp is provided with dop, when the switch clamp when housing direction moves, dop can push up and force buckle to a lateral movement on the clasp, when dop move to clasp below, clasp can reset under the elastic force effect of button spring and dop is kept off below clasp, the other jam plate that is provided with of described buckle, described jam plate is provided with and the corresponding locked groove of described switch clamp, described locked groove side is provided with latch hook, be provided with movable pintle hook lock plate in described housing and the case lid, described pintle hook lock plate is connected with jam plate, driving the pintle hook lock plate can make locked groove move to both sides, wherein latch hook is on the movement locus of dop, and can makes latch hook leave the movement locus of dop to the another side motion to motion on one side.
Because the other jam plate, the same equal can in housing and case lid, the moving back and forth of jam plate of being provided with of buckle with buckle.Make locked groove depart from certain distance when jam plate moves to, when allowing latch hook leave the movement locus that dop is pressed, this state is existing structure, all can switch mutually between any switch clamp, referred to herein as the button unlocking condition.When moving to, jam plate make locked groove depart from certain distance, when allowing latch hook be on the movement locus of dop, when this moment, any switch clamp was pressed, dop on the switch clamp all can be by the latch hook backstop of locked groove side on the jam plate, it can't be pressed enter into catching groove and locked groove, this state is button by the lock state.When being in button by the lock state, no matter the switch clamp is in the state of being pressed (corresponding switch closure) and still is in the state of upspringing (corresponding switch disconnects) and all can't switches.Become the button unlocking condition if will make button be locked state exchange, only need by driving the pintle hook lock plate, make the jam plate motion allow the latch hook of locked groove side leave the movement locus of dop, the switch clamp just can be pressed like this, enter into catching groove and locked groove, and the clasp by the catching groove side fastens, and realizes the switching of switch.
Description of drawings
The drawing of accompanying drawing is described as follows:
Fig. 1 can select the three-dimensional installation diagram of the key switch embodiment 1 of locking key for the utility model.
Fig. 2 is for seeing the stereogram of case lid from following angle among Fig. 1.
Fig. 3 is for switch clamp, pintle hook lock plate, buckle, jam plate among Fig. 1, the mutual alignment concerns schematic diagram when buckleing spring and being arranged in housing and the case lid button unlocking condition.
Fig. 4 for switch clamp, pintle hook lock plate, buckle, jam plate among Fig. 1, buckle spring and be arranged on that the mutual alignment concerned schematic diagram when button was locked state in housing and the case lid.
Fig. 5 can select the three-dimensional installation diagram of the key switch embodiment 2 of locking key for the utility model.
Fig. 6 is for switch clamp, pintle hook lock plate, buckle, jam plate among Fig. 5, the mutual alignment concerns schematic diagram when buckleing spring and being arranged in housing and the case lid button unlocking condition.
Fig. 7 for switch clamp, pintle hook lock plate, buckle, jam plate among Fig. 5, buckle spring and be arranged on that the mutual alignment concerned schematic diagram when button was locked state in housing and the case lid.
Fig. 8 is the three-dimensional installation diagram of another situation of embodiment 2.
Fig. 9 is for switch clamp, pintle hook lock plate, buckle, jam plate among Fig. 8, the mutual alignment concerns schematic diagram when buckleing spring and being arranged in housing and the case lid button unlocking condition.
Figure 10 for switch clamp, pintle hook lock plate, buckle, jam plate among Fig. 8, buckle spring and be arranged on that the mutual alignment concerned schematic diagram when button was locked state in housing and the case lid.
Figure 11 can select the three-dimensional installation diagram of the key switch embodiment 3 of locking key for the utility model.
Figure 12 is for switch clamp, pintle hook lock plate, buckle, jam plate among Figure 11, the mutual alignment concerns schematic diagram when buckleing spring and being arranged in housing and the case lid button unlocking condition.
Figure 13 for switch clamp, pintle hook lock plate, buckle, jam plate among Figure 11, buckle spring and be arranged on that the mutual alignment concerned schematic diagram when button was locked state in housing and the case lid.
Embodiment
Below in conjunction with accompanying drawing, can select the specific embodiment of the key switch of locking key to be described in further detail to the utility model:
The buckle 5 that can move back and forth in described housing 1 and case lid 2, button spring 6, button spring 6 is the spring of a coiling, suppresses on buckle 5, makes buckle 5 place a side of housing 1.Described buckle 5 is provided with the catching groove 7 corresponding with described switch clamp 3, described catching groove 7 sides are provided with clasp 8, and described switch clamp 3 is provided with dop 9, when switch clamp 3 when housing 1 direction is moved, dop 9 can push up the inclined-plane on the clasp 8, forces buckle 5 to move to opposite side.When dop 9 continue to move to clasp 8 below, clasp 8 can under the elastic force effect of button spring 6, reset and with dop 9 retainings below clasp 8.The described buckle 5 other jam plates 10 that are provided with, jam plate 10 posts in the sliding tray of buckle 5 with buckle 5, with buckle 5 the same can slidably reciprocating in housing 1.
Described switch contact is to be made of the fixed touching plate 25 that can contact with three movable contact springs 24 that is provided with three movable contact springs 24 and a strip in housing 1 and case lid 2.Each movable contact spring 24 is provided with thread tension disc 26 and is fixed in the housing 1, can be by thread tension disc 26 geometrical clamps on movable contact spring 24 after power line inserts from the line hole on the housing 1.Switch clamp 3 upper ends are provided with button 28, and the middle part is provided with compression leg 27.When pressing keys 28, switch clamp 3 is to lower slider, and compression leg 27 can touch movable contact spring 24, and it is contacted with fixed touching plate 25, so realizes the break-make of a switch.
Described jam plate 10 is provided with the locked groove 11 corresponding with described switch clamp 3, described locked groove 11 sides are provided with latch hook 12, be provided with the pintle hook lock plate 13 that can move up and down in described housing 1 and the case lid 2, described pintle hook lock plate 13 is connected with jam plate 10, driving pintle hook lock plate 13 can make locked groove 11 move to both sides, wherein latch hook 12 is on the movement locus of dop 9, and can makes latch hook 12 leave the movement locus of dop 9 to the another side motion to motion on one side.
Described pintle hook lock plate 13 can be decided angular turn on housing 1 and case lid 2, described jam plate 10 is provided with link slot 14, and described pintle hook lock plate 13 is plugged in the link slot 14 and both are connected.
By rotation lock clamp 13, can drive jam plate 10 motions, realize that button is by the conversion between lock state and the button unlocking condition.
Described pintle hook lock plate 13 can slide up and down on housing 1 and case lid 2, on described pintle hook lock plate 13, be provided with the back-moving spring 15 that acts on the case lid 2, described case lid 2 is provided with location stopper 16, and described pintle hook lock plate 13 is provided with blocking arm 17, and described blocking arm 17 is in the link slot 14.By pressing lock clamp 13, can make blocking arm 17 leave location stopper 16, the rotation lock clamp 13 again, blocking arm 17 is crossed to the opposite side of location stopper 16, after losing pressing force, pintle hook lock plate 13 can pop up under the elastic force effect of back-moving spring 15, and this moment, blocking arm 17 was positioned in the opposite side of location stopper 16, and pintle hook lock plate 13 can't be turned round.Therefore, by set up back-moving spring 15, location stopper 16, blocking arm 17 forms the lock-switch press-key structures, realized regulating the location behind the jam plate 10, and determined the operating procedure of locking key, promptly at first press pintle hook lock plate 13 with hand, the rotation lock clamp 13 again, discharge pintle hook lock plate 13 at last.So realized when switch clamp 3 is in button and is locked state, can not arbitrarily being pressed and carried out switch and switch.
Described buckle 5 is provided with dropout inclined-plane 21 in the position that pintle hook lock plate 13 slides.Set up this structure and have following function in conjunction with above-mentioned lock-switch press-key structure again.1, selects the lock-switch keypress function.2, with pintle hook lock plate 13 control switch clamps 3 whole reset functions.3, unblanking afterwards, switch key keeps former bit function.
As shown in Figure 3, pintle hook lock plate 13 and buckle 5 are actual in front and back are provided with, and are expressed as in the drawings arranging up and down for ease of explanation.When pintle hook lock plate 13 is pressed, can withstand on the dropout inclined-plane 21, buckle 5 is slided to button spring 6 directions, allowing all clasps 8 dop 9 corresponding with it on the buckle 5 stagger separates, this moment, whichever what state switch clamp 3 was in, upspring without exception and reset, make its corresponding switch be in off-state, so pintle hook lock plate 13 also has the function of reset key, it can realize whole reset functions.
As shown in Figure 4, when pintle hook lock plate 13 is depressed to after blocking arm 17 skims over location stopper 16, but when also not withstanding on the dropout inclined-plane 21, the opposite side that goes to location stopper 16 again is a left position, enters button by the lock state.This moment, each switch clamp 3 still was in previous status, but locked, no matter pushed which switch clamp 3 or pintle hook lock plate 13, all can't the diverter switch state, realize selecting the lock-switch keypress function.
When pintle hook lock plate 13 is depressed to after blocking arm 17 skims over location stopper 16, just enter the button unlocking condition after the reverse rotation pintle hook lock plate 13, the back switch key of realizing unblanking keeps former bit function.Continue to push downwards, then blocked switch clamp 3 will be upspring and be resetted again.If the switch clamp 3 of pressing keys 28 correspondences will be fastened, and other switch clamp 3 can be upspring, realize that switch switches
Specifically describe as follows:
As shown in Fig. 5,6, described pintle hook lock plate 13 can be decided angular turn and slide up and down on housing 1 and case lid 2, on described pintle hook lock plate 13, be provided with the back-moving spring 15 that acts on the case lid 2, in described housing 1 and case lid 2, be provided with spacing stopper 18, this spacing stopper 18 is arranged on the sidewall of housing 1, described pintle hook lock plate 13 is provided with blocking arm 17, described blocking arm 17 is in the link slot 14, be in when being reset spring 15 jack-up states at described pintle hook lock plate 13, described blocking arm 17 is in a side of spacing stopper 18, and this is the button unlocking condition.
As shown in Figure 7, be pressed at described pintle hook lock plate 13, when back-moving spring 15 is in compressive state, the bottom that described blocking arm 17 is in spacing stopper 18 is that button is by the lock state.
Whichever switch clamp 3 is pressed, and wants to enter button by the lock state, only need press pintle hook lock plate 13, makes the bottom of the upper surface motion of blocking arm 17 above spacing stopper 18, and the rotation lock clamp 13 again.Blocking arm 17 will go to the lower end of spacing stopper 18 this moment, and the side that while blocking arm 17 can be stirred link slot 14 makes jam plate 10 to a lateral movement, and latch hook 12 is on the movement locus of dop 9.Unclamp hand, pintle hook lock plate 13 pops up under the elastic force effect of back-moving spring 15, and blocking arm 17 suppresses on the bottom of spacing stopper 18 and locatees.This moment, each switch clamp 3 all can't switch by pushing each other, realized selecting the lock-switch keypress function.If need convert the button unlocking condition to, only need to make blocking arm 17 break away from the bottom of spacing stopper 18 13 revolutions of pintle hook lock plate, the opposite side that this moment, blocking arm 17 can be stirred link slot 14 makes jam plate 10 move to opposite side, each switch clamp 3 still keeps original state, and the back switch key of realizing unblanking keeps former bit function.
As shown in Fig. 5,6,7, described link slot 14 bottom comer are provided with takes off lock inclined-plane 22, and described taking off locked the position that inclined-plane 22 is arranged on pintle hook lock plate 13 sliding trace lines.When pintle hook lock plate 13 is depressed to when bottom, blocking arm 17 can withstand on the root inclined-plane 22, and jam plate 10 is slided to right, allows all latch hooks 12 dop 9 corresponding with it on the jam plate 10 stagger and separates, and is in the button unlocking condition this moment.Press button 28, switch clamp 3 is switched mutually.If pressing pintle hook lock plate 13 in the bottom, decide angular turn pintle hook lock plate 13 again, then blocking arm 17 can be pushed down the side 30 of buckle 5, dragging buckle 5 slides to button spring 6 directions, allowing all clasps 8 dop 9 corresponding with it on the buckle 5 stagger separates, this moment, whichever what state switch clamp 3 was in, and upspringing without exception resets, and makes its corresponding switch be in off-state.Unclamp pintle hook lock plate 13 resilience under the elastic force effect of back-moving spring 15 behind the hand,, remain and be in button by the lock state if blocking arm 17 only is butted on the bottom of spacing stopper 18.If blocking arm 17 is got back to a side of spacing stopper 18, then be in the button unlocking condition.Wherein said side 30 can be regarded a side on the dropout inclined-plane 21 on the buckle 5 among the embodiment 1 as, and only the side on this dropout inclined-plane 21 is vertical state.Therefore, just can realize splitting the whole of pass clamp 3 by adjusting pintle hook lock plate 13 resets and all lockings.
As shown in Figure 8, this is another situation of present embodiment.Dotted line button spring 6 expression button springs 6 among Fig. 9,10 suppress on jam plate 10.A groove side of link slot 14 can suppress on pintle hook lock plate 13 and makes it keep the situation of rotation on this moment jam plate 10.When pintle hook lock plate 13 was depressed to blocking arm 17 and surpasses the lower end of spacing stopper 18, the groove side then promoted pintle hook lock plate 13 automatically and rotates, and makes blocking arm 17 go to the position, bottom of spacing stopper 18.Therefore, only need directly press pintle hook lock plate 13, in the time of just can entering button and locked state.And to convert the button unlocking condition again to, and only need turn round pintle hook lock plate 13, make blocking arm 17 leave the position, bottom of spacing stopper 18, then pintle hook lock plate 13 pops up under the elastic force effect of back-moving spring 15 and resets.
As shown in Figure 10, jam plate 10 and the button upper surface 19 that contacts of spring 6 and lower surface 20 certain distance H that staggers.When button spring 6 suppresses on an end of jam plate 10 and buckle 5, have only the top of button spring 6 can suppress simultaneously on the end face of jam plate 10 and buckle 5, and driven to buckle spring 6 directions when moving by pintle hook lock plate 13 when jam plate 10, the top of button spring 6 is compressed because of upper surface 19 extruding of jam plate 10, and leave the upper end of buckle 5, but the bottom of detaining spring 6 can be suppressed on the lower end surface of buckle 5 still.The setting that certain distance H is staggered in upper surface 19 and lower surface 20, can prevent that jam plate 10 is to the motion of button spring 6 directions the time, button spring 6 is compressed and makes buckle 5 lose elastic force pressure, has guaranteed that effectively clasp 8 is in the state that stretches into dop 9 directions all the time, and switch clamp 3 can not broken off relations easily.
As shown in Fig. 8,9,10, described buckle 5 is provided with dropout inclined-plane 21 in the position that pintle hook lock plate 13 slides, and is provided with in described link slot 14 bottom comer and takes off lock inclined-plane 22, and described taking off locked the position that inclined-plane 22 is arranged on pintle hook lock plate 13 sliding trace lines.
When pintle hook lock plate 13 is depressed to the bottom, blocking arm 17 can withstand on dropout inclined-plane 21 and the root inclined-plane 22, buckle 5 and jam plate 10 are slided to button spring 6 directions simultaneously, allowing all clasps 8 dop 9 corresponding with it on the buckle 5 stagger separates, this moment, whichever what state switch clamp 3 was in, upspringing without exception resets, and makes its corresponding switch be in off-state.Unclamp pintle hook lock plate 13 resilience under the elastic force effect of back-moving spring 15 behind the hand, blocking arm 17 will only be butted on the bottom of spacing stopper 18, remain to be in button by the lock state, have all to reset and whole lock functions.Just can realize splitting the whole of pass clamp 3 by adjusting pintle hook lock plate 13 resets and all lockings.
Described button spring 6 suppresses on jam plate 10, and described link slot 14 is provided with triangle lug boss 23 in the side by button spring 6, and described triangle lug boss 23 is in the one position that blocking arm 17 moves to the upper and lower position.Triangle lug boss 23 in the present embodiment is in blocking arm 17 and moves to the position.When pintle hook lock plate 13 is pressed, when blocking arm 17 moved to upper/lower positions, triangle lug boss 23 left a side of blocking arm 17, and jam plate 10 was oppressed by button springs 6 and moved to latch hook 12 and be on the movement locus position of dop 9 this moment, for button by the lock state.When pintle hook lock plate 13 is pulled upwardly, when blocking arm 17 moved to the position, triangle lug boss 23 just in time withstood on a side of blocking arm 17, make jam plate 10 to the motion of button spring 6 directions, button spring 6 is compressed energy storage, and the movement locus position that this moment, latch hook 12 departed from dop 9 is the button unlocking condition.So, just can realize the conversion between button is locked and button is unblanked by regulating the upper-lower position of pintle hook lock plate 13.This lock-switch press-key structure has by pulling process selects the lock-switch keypress function.
Described buckle 5 is provided with dropout inclined-plane 21 in the position that pintle hook lock plate 13 slides, and is provided with in described link slot 14 bottom comer and takes off lock inclined-plane 22, and described taking off locked the position that inclined-plane 22 is arranged on pintle hook lock plate 13 sliding trace lines.
When pintle hook lock plate 13 is pressed, when blocking arm 17 moves to the bottom of link slot 14, blocking arm 17 will touch dropout inclined-plane 21 and lock inclined-plane 22, oppress two inclined-planes, make buckle 5 and jam plate 10 simultaneously to the motion of button spring 6 directions, this moment, clasp 8 and latch hook 12 left dop 9 to a lateral movement simultaneously, and each switch clamp 3 is all upspring and resetted, the cut-off switch contact.After unclamping hand, buckle 5 and jam plate 10 return under the elastic force effect of button spring 6, pintle hook lock plate 13 jack-up upwards under the effect on dropout inclined-plane 21 and lock inclined-plane 22, and be between the triangle lug boss 23 and lock inclined-plane 22 of locked groove 11, this moment, clasp 8 and latch hook 12 all were on the movement locus position of dop 9, for button by the lock state.Has the function that switch all resets and all lock.
Claims (10)
1. the key switch that can select locking key, comprise housing (1) and case lid (2), be arranged at least one switch clamp (3) that can move up and down in described housing (1) and the case lid (2), be arranged on described switch clamp (3) and go up and suppress tower spring (4) on case lid (2), be arranged on the buckle (5) that can move back and forth in described housing (1) and the case lid (2), be arranged on the button spring (6) that suppresses in the housing (1) on buckle (5), described buckle (5) is provided with the catching groove (7) corresponding with described switch clamp (3), described catching groove (7) side is provided with clasp (8), described switch clamp (3) is provided with dop (9), when switch clamp (3) when housing (1) direction is moved, dop (9) can push up and force buckle (5) to a lateral movement on the clasp (8), when dop (9) move to clasp (8) below, clasp (8) can reset under the elastic force effect of button spring (6) and dop (9) is kept off below clasp (8), it is characterized in that the other jam plate (10) that is provided with of described buckle (5), described jam plate (10) is provided with the locked groove (11) corresponding with described switch clamp (3), described locked groove (11) side is provided with latch hook (12), be provided with movable pintle hook lock plate (13) in described housing (1) and the case lid (2), described pintle hook lock plate (13) is connected with jam plate (10), driving pintle hook lock plate (13) can make locked groove (11) move to both sides, wherein latch hook (12) is on the movement locus of dop (9), and can makes latch hook (12) leave the movement locus of dop (9) to the another side motion to motion on one side.
2. the key switch of selecting locking key according to claim 1, it is characterized in that described pintle hook lock plate (13) can be gone up in housing (1) and case lid (2) decide angular turn, described jam plate (10) is provided with link slot (14), and described pintle hook lock plate (13) is plugged in the link slot (14) and both are connected.
3. the key switch of selecting locking key according to claim 2, it is characterized in that described pintle hook lock plate (13) can slide up and down on housing (1) and case lid (2), be provided with the back-moving spring (15) that acts on the case lid (2) on the described pintle hook lock plate (13), described case lid (2) is provided with location stopper (16), described pintle hook lock plate (13) is provided with blocking arm (17), and described blocking arm (17) is in the link slot (14).
4. the key switch of selecting locking key according to claim 2, it is characterized in that described pintle hook lock plate (13) can be gone up in housing (1) and case lid (2) decide angular turn and slide up and down, be provided with the back-moving spring (15) that acts on the case lid (2) on the described pintle hook lock plate (13), in described housing (1) and case lid (2), be provided with spacing stopper (18), described pintle hook lock plate (13) is provided with blocking arm (17), described blocking arm (17) is in the link slot (14), when described pintle hook lock plate (13) is in the spring that is reset (15) jack-up state, described blocking arm (17) is in a side of spacing stopper (18), be pressed back-moving spring (15) when being in compressive state at described pintle hook lock plate (13), and described blocking arm (17) is in the bottom of spacing stopper (18).
5. the key switch of selecting locking key according to claim 4 is characterized in that described button spring (6) suppresses on jam plate (10).
6. the key switch of selecting locking key according to claim 5 is characterized in that described jam plate (10) and the upper surface (19) that contacts of button spring (6) and lower surface (20) certain distance H that staggers.
7. according to claim 1,2,3,4, the 5 or 6 described key switches of selecting locking key, it is characterized in that described buckle (5) is provided with dropout inclined-plane (21) in the position that pintle hook lock plate (13) slides.
8. according to claim 4, the 5 or 6 described key switches of selecting locking key, it is characterized in that described buckle (5) is provided with dropout inclined-plane (21) in the position that pintle hook lock plate (13) slides, be provided with in described link slot (14) bottom comer and take off lock inclined-plane (22), the described lock inclined-plane (22) that takes off is arranged on the position of pintle hook lock plate (13) sliding trace line.
9. according to claim 4, the 5 or 6 described key switches of selecting locking key, it is characterized in that described link slot (14) bottom comer is provided with takes off lock inclined-plane (22), describedly takes off the position that lock inclined-plane (22) is arranged on pintle hook lock plate (13) sliding trace line.
10. the key switch of selecting locking key according to claim 2, it is characterized in that described button spring (6) suppresses on jam plate (10), described link slot (14) is provided with triangle lug boss (23) in the side by button spring (6), and described triangle lug boss (23) is in any one position that blocking arm (17) moves to the upper and lower position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200483420U CN201226315Y (en) | 2008-05-27 | 2008-05-27 | Push-button switch capable of electing locking key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200483420U CN201226315Y (en) | 2008-05-27 | 2008-05-27 | Push-button switch capable of electing locking key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201226315Y true CN201226315Y (en) | 2009-04-22 |
Family
ID=40599213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200483420U Expired - Fee Related CN201226315Y (en) | 2008-05-27 | 2008-05-27 | Push-button switch capable of electing locking key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201226315Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102938335A (en) * | 2012-11-16 | 2013-02-20 | 江苏惠通集团有限责任公司 | Locking device for multi-position switch button panels |
| CN105185629A (en) * | 2015-09-19 | 2015-12-23 | 中山市名迪电器有限公司 | Key switch |
-
2008
- 2008-05-27 CN CNU2008200483420U patent/CN201226315Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102938335A (en) * | 2012-11-16 | 2013-02-20 | 江苏惠通集团有限责任公司 | Locking device for multi-position switch button panels |
| CN102938335B (en) * | 2012-11-16 | 2015-06-10 | 江苏惠通集团有限责任公司 | Locking device for multi-position switch button panels |
| CN105185629A (en) * | 2015-09-19 | 2015-12-23 | 中山市名迪电器有限公司 | Key switch |
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