CN106356231B - Self-lock switch - Google Patents
Self-lock switch Download PDFInfo
- Publication number
- CN106356231B CN106356231B CN201611013285.8A CN201611013285A CN106356231B CN 106356231 B CN106356231 B CN 106356231B CN 201611013285 A CN201611013285 A CN 201611013285A CN 106356231 B CN106356231 B CN 106356231B
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- China
- Prior art keywords
- heart
- slot
- lock piece
- button
- lock
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/56—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state upon the next application of operating force
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- Push-Button Switches (AREA)
Abstract
The invention discloses a kind of self-lock switch comprising has：Button, one side set heart-shaped slot, and heart-shaped slot side sets the guiding elastic component for stretching into its lower end and offseting only with heart-shaped cell wall, connection shrapnel is fixed on button；Shell is fixed with connecting terminal, spring is set between the bottom and button of shell thereon, works as spring-compressed, and connection shrapnel is contacted with connecting terminal, and switch conduction is stretched when spring returns, and connection shrapnel is detached with connecting terminal, and switch disconnects；The tail portion of lock piece, lock piece is connected to shell, and the end of lock piece is stretched into heart-shaped slot and can be slided in heart-shaped slot.Stretch into heart-shaped slot lower end and with heart-shaped cell wall offset guiding elastic component only make lock piece end can the one-way movement in heart-shaped slot, avoid the phenomenon that slot bottom sets non-return card and generates noise and abrasion in use.
Description
Technical field
The present invention relates to field of electrical components, and in particular to a kind of self-lock switch.
Background technology
Self-lock switch has ball pen type self-lock switch and SD card step self-lock switch in the prior art.Wherein, ball pen
Formula self-lock switch is simple in structure, cost is relatively low, but sound is larger when being locked when use and the pressing service life is shorter.SD card step
In, lock piece slides in heart-shaped slot, and realize when lock piece is located at the different location of heart-shaped slot the connection of switch, locking with
It disconnects.To ensure that non-return card can be arranged in lock piece one-way movement in heart-shaped slot, the slot bottom of heart-shaped slot, lock piece is in heart-shaped slot
When sliding, the slot bottom of heart-shaped slot is compressed always, and realizes one-way movement under the blocking of non-return card.Such setting was using
Also larger sound is will produce in journey, simultaneously as lock piece compresses the slot bottom of heart-shaped slot always, for a long time using being easy to happen
It wears and fails.
Invention content
Technical problem to be solved by the present invention lies in the small self-lock switch of noise during a kind of use of offer.
In order to solve the above technical problems, the present invention uses technical solution as described below：
A kind of self-lock switch comprising have：Button, the button side set heart-shaped slot, and the heart slot side, which is set, to be stretched into
It offsets guiding elastic component only in the heart slot lower end and with the heart cell wall, connection shrapnel is fixed on the button；
Shell is fixed with connecting terminal on the shell, spring is set between the bottom of the shell and the button, when the spring pressure
Contracting, the connection shrapnel contacts with the connecting terminal, self-lock switch conducting, when the spring time is stretched, the connection shrapnel and
The connecting terminal separation, self-lock switch disconnect；The tail portion of lock piece, the lock piece is connected to shell, the lock piece
End is stretched into the heart-shaped slot and can be slided in the heart-shaped slot.
Preferably, the shell is fixed in the tail portion of the lock piece, and the end of the lock piece is arranged to court
To the restoring force of the guiding elastic component side.
Preferably, minimum point is initial point below the heart-shaped slot, and the upper left peak of the heart slot is the first pole
The peak of point of accumulation, the heart slot upper right side is the second limit point, between first limit point and second limit point
Minimum point be locked point, in the heart-shaped slot, the first slot section, institute are formed between the starting point and first limit point
It states and forms the second slot section between the first limit point and the locked point, form between the locked point and second limit point
Three slot sections form the 4th slot section between second limit point and the initial point, institute is fixed in described guiding elastic component one end
It states on the right side of heart-shaped slot, the left side wall that the other end stretches into the 4th slot section described in the 4th slot Duan Bingyu offsets only.
Preferably, the first slot section sets the first fillet, the third slot section and institute with the second slot section connecting portion
It states the 4th slot section connecting portion and sets the second fillet.
Preferably, the guiding elastic component and the 4th slot section one end only that offsets are bent to form guiding to lower right side
End.
Preferably, the lock piece is bent to form for elastic wire, and the outer casing bottom sets lock piece accommodating chamber, the lock
Stop member accommodating chamber is equipped with opening, and the tail portion of the lock piece is placed in the lock piece accommodating chamber, the end of the lock piece
The heart-shaped slot is stretched out and stretched into from the opening, and the tail portion of the lock piece is located at the right side of second limit point.
Preferably, the button sets connection shrapnel accommodating chamber away from the side of the heart-shaped slot, and the connecting terminal includes
The positive contact and cathode contact being oppositely arranged with the connection shrapnel accommodating chamber, the connection shrapnel middle part are placed in the company
It connects in shrapnel accommodating chamber, the connection shrapnel two ends are respectively parallel to the positive contact and the cathode contact.
Preferably, the outer casing bottom sets positioning column, and the one side of the button towards the outer casing bottom correspondingly sets bullet
Spring accommodating chamber, the spring one end are placed on the positioning column, and the other end is placed in the spring accommodating chamber.
Preferably, the positioning column, the spring accommodating chamber and the spring are two.
Preferably, the shell includes upper cover and pedestal, and the upper cover sets button hole, and the button is stretched from the button hole
Go out the upper cover, the upper cover combines integral with pedestal hot melt.
The beneficial technical effect of the present invention lies in：The guiding elasticity for stretching into heart-shaped slot lower end and offseting only with heart-shaped cell wall
Part make lock piece end can the one-way movement in heart-shaped slot, avoid slot bottom set it is non-return card and generate in use
The phenomenon that noise and abrasion.
Description of the drawings
Fig. 1 is the explosive view of self-lock switch of the present invention.
Fig. 2 is the schematic diagram of button.
Fig. 3 is the schematic diagram of another angle of button.
Fig. 4 is the schematic diagram of pedestal.
Fig. 5 is the schematic diagram of lock piece.
Fig. 6 is that self-lock switch of the present invention removes the schematic diagram after outer casing upper cover.
Specific implementation mode
To make those skilled in the art that the object, technical solutions and advantages of the present invention be more clearly understood, with
Under the present invention is further elaborated in conjunction with the accompanying drawings and embodiments.
As shown in Figure 1 to Figure 3, self-lock switch includes shell 2, and one end is located inside shell 2, the other end is pierced by shell 2
Button 1 and tail portion are set to shell 2, and the lock piece 3 among the side heart slot 11 of button 1 is stretched into end.
The side of button 1 sets heart-shaped slot 11, and 11 lower section minimum point of heart-shaped slot is initial point 111, and heart-shaped slot is upper left most
High point is the first limit point 112, and the peak in the heart slot upper right side is the second limit point 114, the first limit point 112 and the
Minimum point between two limit points 114 is locked point 113.In heart-shaped slot 11, between initial point 111 and the first limit point 112
The first slot section 115 is formed, forms the second slot section 116, locked point 113 and the second pole between the first limit point 112 and locked point 113
Third slot section 117 is formed between point of accumulation 114, and the 4th slot section 118 is formed between the second limit point 114 and initial point 111.First slot
The bottom of the 115, second slot section 116 of section, third slot section 117 and the 4th slot section 118 is generally aligned in the same plane.Implementation shown in the drawings
In example, the right side of heart-shaped slot 11, which is set, is oriented to elastic component 12, is oriented to 12 one end of elastic component and is fixed on button 1, the other end stretches into the 4th
Slot section 118 simultaneously offsets only with the left side wall 1181 of the 4th slot section 118.In embodiment shown in the drawings, it is oriented to elastic component 12 and the
Four slot sections 118 one end only that offsets is bent to form guide end 121 to lower right side, the downside of guide section 121 and the first slot section 115
Upper side wall is located along the same line.The one side that button 1 deviates from heart-shaped slot 11 is equipped with connection shrapnel accommodating chamber 13, connects in shrapnel 14
Portion 141 is placed in 13 in connection shrapnel accommodating chamber, and two terminal studs 142 of connection shrapnel 14 stretch out accommodating chamber 13.
Shell 2 includes upper cover 21 and pedestal 22, and upper cover 21 is equipped with button hole 211, and button 1 stretches out shell from button hole 211
2.In embodiment shown in the drawings, upper cover 21 can heat with pedestal 22 and be combined into shell 2.As shown in figure 4, pedestal 22 is along inner wall
Equipped with two connecting terminals 221,222, the bottom of pedestal 22 is equipped with positioning column 223, and the one side of button 1 towards pedestal 22 is correspondingly set
Spring accommodating chamber 15,224 one end of spring are placed on outside positioning column 223, and the other end stretches into spring accommodating chamber 15.
The tail portion 31 of lock piece 3 is connected to shell 2, and the end 32 of lock piece 3 stretches into heart-shaped slot 11 and can be in the heart
It is slided in slot.In attached drawing the embodiment described, lock piece 3 is bent by an elastic wire.2 bottom of shell sets lock piece appearance
Receive chamber 225, lock piece accommodating chamber is equipped with opening 2251, and tail portion 31 is placed in lock piece accommodating chamber 225, and end 32 is from opening
2251 stretch out and stretch into heart-shaped slot 11.In other embodiment, lock piece 3 can also be used other modes and be connected to shell 2.Example
Such as, a transverse groove can be set on shell 2, and the tail portion 31 of lock piece 3 is placed in the transverse groove to make lock piece 3 can be along the cross
It horizontally slips to slot, while heart-shaped slot is stretched into the end of lock piece 3 32.
Working principle of the present invention is as follows：
When initial position, the end 32 of lock piece 3 is located at initial point 111, when button 1 is moved downward by pressed by external force
When, spring 224 is shunk, the upper end of end 32 by the guide section 121 for being oriented to elastic component 12 obstruction, to deflect to the left
It is mobile, into the first slot section 115.It is slided from initial point 111 to the first limit point 112 in the first slot section 115 end 32.This mistake
Cheng Zhong, two terminal studs 142 for connecting shrapnel 14 are contacted with two connecting terminals 221,222 set on 22 inner wall of pedestal, and switch is led
It is logical.When button 1 continues by pressed by external force, the first limit point 112 and the second slot section 116 along heart-shaped slot 11 are crossed in end 32
Sliding reaches locked point 113 to the right.When end 32 reaches locked point 113, since spring 224 has upward restoring force, this
Shi Kaiguan is locked and is constantly in conducting state.When button 1 continues by pressed by external force, end 32 is from locked point 113 along
Three slot sections 117 are slided to the second limit point 114, when the second limit point 114 is crossed in end 32, remove external force, spring 224 generates
Restoring force so that button 1 is moved upwards, two terminal studs 142 of connection shrapnel 14 with set on two connecting terminals of 22 inner wall of pedestal
221,222 separation, switch disconnect.In the process, end 32 in the 4th slot section 118 from the second limit point 114 to initial point
111 slidings.One end due to being oriented to elastic component 12 stretches into the 4th slot section 118 and offsets with the left side wall 1181 of the 4th slot section 118
Only, it during end 32 is slided from the second limit point 114 to initial point 111, can be in contact with the one end for being oriented to elastic component 12,
When end 32 is in contact with guiding elastic component 12, the restoring force of spring 224 forces button 1 to move upwards while being oriented to elastic component
12 one end occurs to deflect to the right, and initial point is reached to make end 32 cross guiding elastic component 12.Since then, self-lock switch
One stroke terminates.
The present invention realizes end to be oriented to elastic component 12 instead of the non-return card for being set to heart-shaped trench bottom in the prior art
32 non-return functions.Due to being oriented to the setting of elastic component 12 so that end 32 need not press slot in the stroke of self-lock switch
Bottom, so as to avoid the appearance of noise and abrasion.
In the present embodiment, shell 2 is fixed in the tail portion 31 of lock piece 3, to allow the end 32 of lock piece 3 along heart-shaped slot
Slid clockwise needs the restoring force for making end 32 have towards right side.In this way, in end 32 along the second slot section 116 and third
When slot section 117 is slided, i.e., it is unlikely to that counter motion occurs into 114 motion process of the second limit point from the first limit point 112.Such as
Shown in Fig. 5, in the present embodiment, lock piece 31 is bent with an elastic wire, and the tail portion of the elastic wire 32 is fixed
In 114 right side of the second limit point, to ensure that the end 32 of lock piece 3 has the restoring force towards right side.It should be noted that this reality
It applies and is oriented to elastic component 12 in example positioned at the right side of heart-shaped slot 11, so needing to set with the reply towards right side end 32 to
Power, and end 32 is slided along clockwise direction in heart-shaped slot 11.In other embodiment, it is oriented to elastic component 12 and may be disposed at the heart
The left side of shape slot, in this case, end 32 need to be arranged to the restoring force with towards left side, and end 32 is in heart-shaped slot
It is slided in the counterclockwise direction in 11.
In the present embodiment, to ensure the muting function of self-lock switch, as shown in fig. 6, can be in the first slot section 115 and second
116 connecting portion of slot section sets the first fillet 1151, and the second fillet is set with 117 connecting portion of third slot section in the second slot section 116
1161, set third fillet 1171 in third slot section 117 and 118 connecting portion of the 4th slot section.When end 32 moves to first limit
When point 112, locked point 113 and the second limit point 114, direction deflection will occur, the setting of fillet makes end 32 occur
Sound reduces when direction deflects, to optimize muting function.
In the present embodiment, the one side that button 1 deviates from heart-shaped slot 11 is equipped with connection shrapnel accommodating chamber 13,14 middle part of connection shrapnel
141 are placed in connection shrapnel accommodating chamber 13, and two terminal studs 142 of connection shrapnel 14 stretch out accommodating chamber 13.Pedestal 22 is along interior
Wall sets the connecting terminal for including positive contact 221 and cathode contact 222, connects two terminal studs 142 of shrapnel 14 and connects
Line terminals are arranged in parallel, and when 1 stress of button moves downward, terminal stud 142 is contacted with connecting terminal, switch conduction.This reality
It applies in example, terminal stud 142, positive contact 221 and cathode contact 222 are arranged to the width for having certain, such to set
Meter can make self-lock switch work in the environment of larger current so that the increase of the contact surface of connecting terminal and terminal stud.
In the present embodiment, the bottom of pedestal 22 sets that there are two positioning columns 223, correspondingly, one side of the button 1 towards pedestal 22
If two spring accommodating chambers 15, and spring 224 also sets 2 groups.The setting of two groups of springs both ensure that self-lock switch had in stroke
There are enough restoring forces, has also helped being relatively fixed for button and enclosure location.
The foregoing is merely the preferred embodiment of the present invention, rather than do limitation in any form to the present invention.This field
Technical staff can impose various equivalent changes and improvement, all institutes within the scope of the claims on the basis of the above embodiments
The equivalent variations done or modification should all be fallen under the scope of the present invention.
Claims (9)
1. a kind of self-lock switch, which is characterized in that it includes：
Button, the button side set heart-shaped slot, the heart slot side set stretch into the heart-shaped slot lower end and with the heart
Shape cell wall offsets guiding elastic component only, and connection shrapnel is fixed on the button；
Shell is fixed with connecting terminal on the shell, spring is set between the bottom of the shell and the button, when the bullet
Spring compresses, and the connection shrapnel contacts with the connecting terminal, switch conduction, when the spring time is stretched, the connection shrapnel and
The connecting terminal separation, switch disconnect；
The tail portion of lock piece, the lock piece is connected to shell, and the end of the lock piece stretches into the heart-shaped slot and can be in institute
It states and is slided in heart-shaped slot；
Minimum point is initial point below the heart slot, and the upper left peak of the heart slot is the first limit point, the heart
The peak in shape slot upper right side is the second limit point, and the minimum point between first limit point and second limit point is lock
Stop forms the first slot section, first limit point in the heart-shaped slot between the initial point and first limit point
The second slot section is formed between the locked point, and third slot section is formed between the locked point and second limit point, it is described
The 4th slot section is formed between second limit point and the initial point, it is right that the heart-shaped slot is fixed in described guiding elastic component one end
Side, the left side wall that the other end stretches into the 4th slot section described in the 4th slot Duan Bingyu offset only.
2. self-lock switch as described in claim 1, which is characterized in that the shell, institute are fixed in the tail portion of the lock piece
The end for stating lock piece is arranged to the restoring force towards the guiding elastic component side.
3. self-lock switch as described in claim 1, which is characterized in that the first slot section and the second slot section connecting portion
If the first fillet, the second slot section and the third slot section connecting portion set the second fillet, the third slot section and described the
Four slot section connecting portions set third fillet.
4. self-lock switch as described in claim 1, which is characterized in that the guiding elastic component offsets only with the 4th slot section
One end be bent to form guide end to lower right side.
5. self-lock switch as described in claim 1, which is characterized in that the lock piece is bent to form for elastic wire, described
Outer casing bottom sets lock piece accommodating chamber, and the lock piece accommodating chamber is equipped with opening, and the tail portion of the lock piece is placed in the lock
In stop member accommodating chamber, the end of the lock piece is stretched out from the opening and stretches into the heart-shaped slot, the tail portion of the lock piece
Positioned at the right side of second limit point.
6. self-lock switch as described in claim 1, which is characterized in that the button sets connection away from the side of the heart-shaped slot
Shrapnel accommodating chamber, the connecting terminal include connecting the positive contact and cathode contact that shrapnel accommodating chamber is oppositely arranged with described,
It is placed in the connection shrapnel accommodating chamber in the middle part of the connection shrapnel, two terminal stud of connection shrapnel is respectively parallel to institute
State positive contact and the cathode contact.
7. self-lock switch as described in claim 1, which is characterized in that the outer casing bottom sets positioning column, the button direction
The one side of the outer casing bottom correspondingly sets spring accommodating chamber, and the spring one end is placed on the positioning column, and the other end is accommodating
In in the spring accommodating chamber.
8. self-lock switch as claimed in claim 7, which is characterized in that the positioning column, the spring accommodating chamber and the bullet
Spring is two.
9. self-lock switch as described in claim 1, which is characterized in that the shell includes upper cover and pedestal, and the upper cover is set
Button hole, the button stretch out the upper cover from the button hole, and the upper cover combines integral with pedestal hot melt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611013285.8A CN106356231B (en) | 2016-11-17 | 2016-11-17 | Self-lock switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611013285.8A CN106356231B (en) | 2016-11-17 | 2016-11-17 | Self-lock switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106356231A CN106356231A (en) | 2017-01-25 |
| CN106356231B true CN106356231B (en) | 2018-09-11 |
Family
ID=57863197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611013285.8A Active CN106356231B (en) | 2016-11-17 | 2016-11-17 | Self-lock switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106356231B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107180716B (en) * | 2017-06-09 | 2020-01-31 | 柳州铁道职业技术学院 | intelligent electric appliance reset switch |
| CN110937118A (en) * | 2019-12-19 | 2020-03-31 | 高博通信（上海）有限公司 | Push switch device and aviation seat |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19960695A1 (en) * | 1999-12-16 | 2001-06-21 | Moeller Gmbh | Pushbutton for click and push button function |
| FR2906075B1 (en) * | 2006-09-18 | 2009-08-07 | Legrand France | MECHANISM WITH TWO STABLE POSITIONS AND DEVICE |
| CN203552997U (en) * | 2013-10-22 | 2014-04-16 | Tcl集团股份有限公司 | Remote controller and concealed buttons thereof |
| WO2015087484A1 (en) * | 2013-12-09 | 2015-06-18 | パナソニックＩｐマネジメント株式会社 | Switching apparatus |
| CN205177650U (en) * | 2015-12-03 | 2016-04-20 | 浙江冠宝电子有限公司 | Locking structure from lock -switch |
| CN206210664U (en) * | 2016-11-17 | 2017-05-31 | 商洛市虎之翼科技有限公司 | Self-lock switch |
-
2016
- 2016-11-17 CN CN201611013285.8A patent/CN106356231B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106356231A (en) | 2017-01-25 |
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