CN106356231A - Self-locking switch - Google Patents
Self-locking switch Download PDFInfo
- Publication number
- CN106356231A CN106356231A CN201611013285.8A CN201611013285A CN106356231A CN 106356231 A CN106356231 A CN 106356231A CN 201611013285 A CN201611013285 A CN 201611013285A CN 106356231 A CN106356231 A CN 106356231A
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- CN
- China
- Prior art keywords
- heart
- groove
- locking piece
- self
- button
- 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.)
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Classifications
-
- 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 self-locking switch which comprises a button, a shell and a locking member, wherein a heart-shaped slot is formed in one side of the button; a guide elastic member extending into the lower end of the heart-shaped slot and placed against the wall of the heart-shaped slot is arranged on one side of the heart-shaped slot; a connection elastic member is fixed on the button; a wiring terminal is fixed on the shell; a spring is arranged between the bottom of the shell and the button; when the spring is compressed, the connection elastic member contacts with the wiring terminal, and the switch is turned on; when the spring retracts, the connection elastic member is separated from the wiring terminal, and the switch is turned off; the tail of the locking member is connected with the shell; and the end of the locking member extends into the heart-shaped slot and can slide in the heart-shaped slot. The guide elastic member extending into the lower end of the heart-shaped slot and placed against the heart-shaped slot enables the end of the locking member to do unidirectional movement in the heart-shaped slot, and the phenomenon of noise and abrasion caused by a stop clamp at the slot bottom in a using process is avoided.
Description
Technical field
The present invention relates to field of electrical components is and in particular to a kind of self-lock switch.
Background technology
In prior art, self-lock switch has ball pen type self-lock switch and sd chuck stepwise self-lock switch.Wherein, ball pen
Formula self-lock switch structure is simple, cost is relatively low, but when using, during locking, sound is larger and the pressing life-span is shorter.Sd chuck stepwise
In, locking piece slides in heart-shaped groove, and realize when locking piece is located at the diverse location of heart-shaped groove the connection of switch, locking with
Disconnect.For ensureing locking piece one-way movement in heart-shaped groove, the bottom land of heart-shaped groove can arrange non-return card, and locking piece is in heart-shaped groove
During slip, compress the bottom land of heart-shaped groove all the time, and realize one-way movement under the stop of non-return card.Such being arranged on used
Also larger sound can be produced, simultaneously as locking piece compresses the bottom land of heart-shaped groove all the time, long-time use is susceptible in journey
Wear and tear and lost efficacy.
Content of the invention
The technical problem to be solved is to provide the little self-lock switch of noise during a kind of use.
For solving above-mentioned technical problem, the present invention is using technical scheme as described below:
A kind of self-lock switch, it includes: button, and described button side sets heart-shaped groove, and described heart groove side sets to be stretched into
The guiding elastic component only offseting in described heart groove lower end and with described heart cell wall, described button is fixed with connection shell fragment；
Shell, described shell is fixed with binding post, sets spring between the bottom of described shell and described button, when described spring pressure
Contracting, described connection shell fragment contact with described binding post, self-lock switch turn on, stretch when described spring returns, described connect shell fragment and
Described binding post separates, and self-lock switch disconnects；Locking piece, the afterbody of described locking piece is connected to shell, described locking piece
Termination is stretched into described heart groove and can be slided in described heart groove.
Preferably, the afterbody of described locking piece is fixed on described shell, and the termination of described locking piece is arranged to court
Restoring force to described guiding elastic component side.
Preferably, below described heart groove, minimum point is initial point, and the described heart upper left peak of groove is the first pole
Point of accumulation, the described heart top-right peak of groove is the second limiting point, between described first limiting point and described second limiting point
Minimum point be locked point, described heart groove in, form the first groove section, institute between described starting point and described first limiting point
State and between the first limiting point and described locked point, form the second groove section, between described locked point and described second limiting point, form the
Three groove sections, form the 4th groove section between described second limiting point and described initial point, institute is fixed in described guiding elastic component one end
State on the right side of heart-shaped groove, the left side wall that the other end stretches into the 4th groove section described in described 4th groove Duan Bingyu only offsets.
Preferably, described first groove section and described second groove section connecting portion set the first fillet, described 3rd groove section and institute
State the 4th groove section connecting portion and set the second fillet.
Preferably, described guiding elastic component is bent to form guiding with one end that described 4th groove section only offsets to lower right side
End.
Preferably, described locking piece is bent to form for elastic wire, and described outer casing bottom sets locking piece accommodating chamber, described lock
Stop member accommodating chamber is provided with opening, and the afterbody of described locking piece is placed in described locking piece and accommodates intracavity, the termination of described locking piece
Stretch out from described opening and stretch into described heart groove, the afterbody of described locking piece is located at the right side of described second limiting point.
Preferably, described button deviates from the side of described heart groove and sets connection shell fragment accommodating chamber, and described binding post includes
Connect, with described, positive pole contact and the negative pole contact that shell fragment accommodating chamber is oppositely arranged, in the middle part of described connection shell fragment, be placed in described company
Connect shell fragment and accommodate intracavity, described connection shell fragment two ends are respectively parallel to described positive pole contact and described negative pole contact.
Preferably, described outer casing bottom sets locating dowel, and described button correspondingly sets bullet towards the one side of described outer casing bottom
Spring accommodating chamber, described spring one end is placed in described locating dowel, and the other end is placed in described spring and accommodates intracavity.
Preferably, described locating dowel, described spring accommodating chamber and described spring are two.
Preferably, described shell includes lid and base, and described upper lid sets button hole, and described button is stretched from described button hole
Go out described upper lid, described upper lid is combined integral with described base hot melt.
The Advantageous Effects of the present invention are: the guiding elasticity stretching in heart-shaped groove lower end and only offseting with heart-shaped cell wall
Part makes the termination of locking piece can one-way movement in heart-shaped groove, it is to avoid sets non-return card in bottom land and produces in use
Noise and the phenomenon of abrasion.
Brief description
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 base.
Fig. 5 is the schematic diagram of locking piece.
Fig. 6 is the schematic diagram after self-lock switch of the present invention removes outer casing upper cover.
Specific embodiment
For making those of ordinary skill in the art be more clearly understood from the object, technical solutions and advantages of the present invention, 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 passes shell 2
Button 1, and afterbody is located at shell 2, the locking piece 3 among the side heart groove 11 of button 1 is stretched in termination.
The side of button 1 sets heart-shaped groove 11, and heart-shaped groove 11 lower section minimum point is initial point 111, and heart-shaped groove is upper left
High point is the first limiting point 112, and the described heart top-right peak of groove is the second limiting point 114, the first limiting point 112 and the
Minimum point between two limiting points 114 is locked point 113.In heart-shaped groove 11, between initial point 111 and the first limiting point 112
Form the first groove section 115, between the first limiting point 112 and locked point 113, form the second groove section 116, locked point 113 and the second pole
Form the 3rd groove section 117 between point of accumulation 114, between the second limiting point 114 and initial point 111, form the 4th groove section 118.First groove
The bottom of section the 115, second groove section 116, the 3rd groove section 117 and the 4th groove section 118 is generally aligned in the same plane.Enforcement shown in the drawings
In example, the right side of heart-shaped groove 11 sets guiding elastic component 12, and button 1 is fixed in guiding elastic component 12 one end, and the other end stretches into the 4th
Groove section 118 left side wall 1181 with the 4th groove section 118 only offsets.In embodiment shown in the drawings, guiding elastic component 12 and the
One end that four groove sections 118 only offset is bent to form guide end 121, the downside of guide section 121 and the first groove section 115 to lower right side
Upper side wall is located along the same line.The one side that button 1 deviates from heart-shaped groove 11 is provided with connection shell fragment accommodating chamber 13, connects in shell fragment 14
Portion 141 is placed in connection shell fragment and accommodates intracavity 13, and two terminal studs 142 connecting shell fragment 14 stretch out accommodating chamber 13.
Shell 2 includes lid 21 and base 22, and upper lid 21 is provided with button hole 211, and button 1 stretches out shell from button hole 211
2.In embodiment shown in the drawings, upper lid 21 can be combined into shell 2 with base 22 hot melt.As shown in figure 4, base 22 is along inwall
It is provided with two binding posts 221,222, the bottom of base 22 is provided with locating dowel 223, and button 1 correspondingly sets towards the one side of base 22
Spring accommodating chamber 15, spring 224 one end is placed on outside locating dowel 223, and the other end stretches into spring accommodating chamber 15.
The afterbody 31 of locking piece 3 is connected to shell 2, and heart-shaped groove 11 can be in described heart is stretched in the termination 32 of locking piece 3
Slide in groove.In embodiment described in accompanying drawing, locking piece 3 is formed by an elastic wire bending.Shell 2 bottom sets locking piece and holds
Receive chamber 225, locking piece accommodating chamber is provided with opening 2251, and afterbody 31 is placed in locking piece accommodating chamber 225, and termination 32 is from opening
2251 stretch out and stretch into heart-shaped groove 11.In other embodiment, locking piece 3 may also be employed other modes and is connected to shell 2.Example
As a transverse groove set on shell 2, the afterbody 31 of locking piece 3 is inserted in this transverse groove so that locking piece 3 can be along this horizontal stroke
Horizontally slip to groove, heart-shaped groove is stretched in the termination 32 of locking piece 3 simultaneously.
The operation principle of the present invention is as follows:
During initial position, the termination 32 of locking piece 3 is located at initial point 111, when button 1 is moved downward by pressed by external force
When, spring 224 shrinks, and the upper end of termination 32 is hindered, thus deflecting to the left by the guide section 121 of guiding elastic component 12
Mobile, enter the first groove section 115.Slide to the first limiting point 112 from initial point 111 in the first groove section 115 in termination 32.This mistake
Cheng Zhong, two terminal studs 142 connecting shell fragment 14 are contacted with two binding posts 221,222 located at base 22 inwall, and switch is led
Logical.When button 1 continues to be subject to pressed by external force, the first limiting point 112 the second groove section 116 along heart-shaped groove 11 are crossed in termination 32
Slide to the right and reach locked point 113.When termination 32 reaches locked point 113, because spring 224 has restoring force upwards, this
Shi Kaiguan locks and is constantly in conducting state.When button 1 continues to be subject to pressed by external force, termination 32 is from locked point 113 along the
Three groove sections 117 are slided to the second limiting point 114, when the second limiting point 114 is crossed in termination 32, remove external force, spring 224 produces
Restoring force so that button 1 is moved upwards, connect two terminal studs 142 and two binding posts located at base 22 inwall of shell fragment 14
221st, 222 separate, switch off.In the process, termination 32 in the 4th groove section 118 from the second limiting point 114 to initial point
111 slips.One end due to guiding elastic component 12 stretches into the 4th groove section 118 and the left side wall 1181 with the 4th groove section 118 offsets
Only, termination 32, during the second limiting point 114 is to initial point 111 slip, can be contacted with one end of guiding elastic component 12,
When termination 32 is contacted with guiding elastic component 12, the restoring force of spring 224 forces button 1 to move upwards and is simultaneously directed to elastic component
12 one end occurs to deflect to the right, so that termination 32 is crossed guiding elastic component 12 and reached initial point.Since then, self-lock switch
One stroke terminates.
The present invention is arranged at the non-return card of heart-shaped trench bottom and realizes termination to guide elastic component 12 and instead of in prior art
32 non-return functions.Due to guiding the setting of elastic component 12 so that termination 32 is not required to critical indent in the stroke of self-lock switch
Bottom, thus avoid noise and the appearance of abrasion.
In the present embodiment, the afterbody 31 of locking piece 3 is fixed on shell 2, and the termination 32 for making locking piece 3 can be along heart-shaped groove
Slid clockwise, needs the restoring force making termination 32 have towards right side.So, in termination 32 along the second groove section 116 and the 3rd
When groove section 117 is slided, it is unlikely to adverse movement from the first limiting point 112 is to the second limiting point 114 motor process.As
Shown in Fig. 5, in the present embodiment, locking piece 31 is formed with an elastic wire bending, and the afterbody 32 of this elastic wire is fixing
On the right side of the second limiting point 114, the restoring force towards right side is had with the termination 32 ensureing locking piece 3.It should be noted that, this reality
Apply in example the right side that guiding elastic component 12 is located at heart-shaped groove 11, so needing for termination 32 to be set to the reply that has towards right side
Power, and slide in heart-shaped groove 11 along clockwise direction in termination 32.In other embodiment, guiding elastic component 12 may be disposed at the heart
The left side of shape groove, in this case, termination 32 needs the restoring force being arranged to have towards left side, and termination 32 is in heart-shaped groove
Slide in the counterclockwise direction in 11.
In the present embodiment, for ensureing the muting function of self-lock switch, as shown in fig. 6, can be in the first groove section 115 and second
Groove section 116 connecting portion sets the first fillet 1151, sets the second fillet in the second groove section 116 and the 3rd groove section 117 connecting portion
1161, set the 3rd fillet 1171 in the 3rd groove section 117 and the 4th groove section 118 connecting portion.When termination 32 moves to first limit
When point 112, locked point 113 and the second limiting point 114, direction will be occurred to deflect, the setting of fillet makes termination 32 occur
During the deflection of direction, sound reduces, thus optimizing muting function.
In the present embodiment, the one side that button 1 deviates from heart-shaped groove 11 is provided with connection shell fragment accommodating chamber 13, connects in the middle part of shell fragment 14
141 are placed in connection shell fragment accommodating chamber 13, and two terminal studs 142 connecting shell fragment 14 stretch out accommodating chamber 13.Base 22 is along interior
Wall sets the binding post including positive pole contact 221 and negative pole contact 222, connects two terminal studs 142 of shell fragment 14 and connects
Line terminals be arranged in parallel, and when button 1 stress moves downward, terminal stud 142 is contacted with binding post, switch conduction.This reality
Apply in example, terminal stud 142, positive pole contact 221 and negative pole contact 222 are arranged to there is certain width, such set
Meter makes binding post and the contact surface of terminal stud increase, and self-lock switch can be made to work in the environment of larger current.
In the present embodiment, the bottom of base 22 is provided with two locating dowels 223, and accordingly, button 1 is towards the one side of base 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, also helped being relatively fixed of button and enclosure location.
The foregoing is only the preferred embodiments of the present invention, rather than the present invention is done with any pro forma restriction.This area
Technical staff can impose various equivalent changes and improvement, all institutes within the scope of the claims on the basis of above-described embodiment
The equivalent variations done or modification, all should fall under the scope of the present invention.
Claims (10)
1. a kind of self-lock switch is it is characterised in that it includes:
Button, described button side sets heart-shaped groove, described heart groove side set stretch in described heart groove lower end and with the described heart
The guiding elastic component that shape cell wall only offsets, described button is fixed with connection shell fragment；
Shell, described shell is fixed with binding post, sets spring between the bottom of described shell and described button, when described bullet
Spring compress, described connection shell fragment contact with described binding post, switch conduction, stretch when described spring returns, described connect shell fragment and
Described binding post separates, and switches off；
Locking piece, the afterbody of described locking piece is connected to shell, and described heart groove can be in institute is stretched in the termination of described locking piece
State in heart-shaped groove and slide.
2. self-lock switch as claimed in claim 1 is it is characterised in that the afterbody of described locking piece is fixed on described shell, institute
The termination stating locking piece is arranged to have the restoring force towards described guiding elastic component side.
3. self-lock switch as claimed in claim 1 it is characterised in that described heart groove below minimum point be initial point, described
The upper left peak of heart-shaped groove is the first limiting point, and the described heart top-right peak of groove is the second limiting point, described the
Minimum point between one limiting point and described second limiting point be locked point, described heart groove in, described initial point with described
Form the first groove section between first limiting point, between described first limiting point and described locked point, form the second groove section, described lock
Form the 3rd groove section between stop and described second limiting point, between described second limiting point and described initial point, form the 4th groove
Section, described guiding elastic component one end is fixed on the right side of described heart groove, and the other end stretches into the 4th described in described 4th groove Duan Bingyu
The left side wall of groove section only offsets.
4. self-lock switch as claimed in claim 3 is it is characterised in that described first groove section and described second groove section connecting portion
If the first fillet, described second groove section and described 3rd groove section connecting portion set the second fillet, described 3rd groove section and described the
Four groove section connecting portions set the 3rd fillet.
5. self-lock switch as claimed in claim 3 is it is characterised in that described guiding elastic component and described 4th groove section only offset
One end be bent to form guide end to lower right side.
6. self-lock switch as claimed in claim 3 is it is characterised in that described locking piece is bent to form for elastic wire, described
Outer casing bottom sets locking piece accommodating chamber, and described locking piece accommodating chamber is provided with opening, and the afterbody of described locking piece is placed in described lock
Stop member accommodates intracavity, and the termination of described locking piece is stretched out from described opening and stretched into described heart groove, the afterbody of described locking piece
Right side positioned at described second limiting point.
7. self-lock switch as claimed in claim 1 is it is characterised in that the side that described button deviates from described heart groove sets connection
Shell fragment accommodating chamber, described binding post includes connecting, with described, positive pole contact and the negative pole contact that shell fragment accommodating chamber is oppositely arranged,
It is placed in described connection shell fragment in the middle part of described connection shell fragment and accommodates intracavity, described connection shell fragment two terminal stud is respectively parallel to institute
State positive pole contact and described negative pole contact.
8. self-lock switch as claimed in claim 1 is it is characterised in that described outer casing bottom sets locating dowel, described button direction
The one side of described outer casing bottom correspondingly sets spring accommodating chamber, and described spring one end is placed in described locating dowel, and the other end houses
Accommodate intracavity in described spring.
9. self-lock switch as claimed in claim 8 is it is characterised in that described locating dowel, described spring accommodating chamber and described bullet
Spring is two.
10. it is characterised in that described shell includes lid and base, described upper lid sets self-lock switch as claimed in claim 1
Button hole, described button stretches out described upper lid from described button hole, and described upper lid is combined integral with described base 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 true CN106356231A (en) | 2017-01-25 |
| CN106356231B 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) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107180716A (en) * | 2017-06-09 | 2017-09-19 | 柳州铁道职业技术学院 | A kind of intelligent electrical equipment 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1339167A (en) * | 1999-12-16 | 2002-03-06 | 默勒股份有限公司 | Push-key with lock-in and touch function |
| CN101246774A (en) * | 2006-09-18 | 2008-08-20 | 罗格朗法国公司 | Mechanism with two stable positions and electrical control device comprising same |
| CN203552997U (en) * | 2013-10-22 | 2014-04-16 | Tcl集团股份有限公司 | Remote controller and concealed buttons thereof |
| CN205177650U (en) * | 2015-12-03 | 2016-04-20 | 浙江冠宝电子有限公司 | Locking structure from lock -switch |
| CN105745729A (en) * | 2013-12-09 | 2016-07-06 | 松下知识产权经营株式会社 | Switching apparatus |
| 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
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1339167A (en) * | 1999-12-16 | 2002-03-06 | 默勒股份有限公司 | Push-key with lock-in and touch function |
| CN101246774A (en) * | 2006-09-18 | 2008-08-20 | 罗格朗法国公司 | Mechanism with two stable positions and electrical control device comprising same |
| CN203552997U (en) * | 2013-10-22 | 2014-04-16 | Tcl集团股份有限公司 | Remote controller and concealed buttons thereof |
| CN105745729A (en) * | 2013-12-09 | 2016-07-06 | 松下知识产权经营株式会社 | 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107180716A (en) * | 2017-06-09 | 2017-09-19 | 柳州铁道职业技术学院 | A kind of intelligent electrical equipment 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106356231B (en) | 2018-09-11 |
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