CN106252111A - Fine motion inductive switch - Google Patents
Fine motion inductive switch Download PDFInfo
- Publication number
- CN106252111A CN106252111A CN201610873418.2A CN201610873418A CN106252111A CN 106252111 A CN106252111 A CN 106252111A CN 201610873418 A CN201610873418 A CN 201610873418A CN 106252111 A CN106252111 A CN 106252111A
- Authority
- CN
- China
- Prior art keywords
- movable contact
- pin
- contact flat
- housing
- connecting rod
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/16—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/323—Thermally-sensitive members making use of shape memory materials
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Push-Button Switches (AREA)
Abstract
The present invention relates to a kind of bestow pressure and trigger the fine motion inductive switch of switch.This fine motion inductive switch, including housing, touch switch and shake-up briquetting；Touch briquetting and connect touch switch；Touch switch includes the first pin, the second pin, movable contact flat, elastic reset assembly and connecting rod；First pin and the second pin top are respectively positioned in housing, and bottom is stretched out below housing；Second pin upper end is provided with transverse fold portion；Movable contact flat horizontally set and between the first pin top and the second pin top；The fixing end of movable contact flat is connected to the top of the first pin, and the free end of movable contact flat is located at the lower section in transverse fold portion, and movable contact flat is provided with the bending contraction section of a protuberance；Connecting rod outer end is hinged on shake-up briquetting, is hinged in housing in the middle part of connecting rod, and connecting rod the inner is stretched into below movable contact flat, and elastic reset assembly upper end is connected on the inwall of housing top side, and lower end is fixed on the middle part of movable contact flat.This fine motion induction switch structure is novel and reasonable, trigger sensitive, good stability, and false triggering probability is few.
Description
Technical field
The invention belongs to sensor field, bestow pressure particularly to a kind of and trigger the fine motion inductive switch of switch.
Background technology
The most common hot-water bottle is all divided into base and heating kettle body, and heating kettle body is put in base, just uses
Microswitch, touch switch that this microswitch by switch case, is arranged in switch case and touch briquetting, by touching
Touch briquetting, thus open the touch switch heating inside microswitch and just start.Certainly, this fine motion inductive switch is at other
Field also commonly uses.
At present, rely on and bestow less pressure and the fine motion inductive switch that triggers has a following deficiency:
One, when the parts of drive microswitch are more, need higher build-up tolerance when assembling between each parts, cause
Assembling difficulty and less stable；
Two, existing microswitch typically has spring to realize switch at the adnexa of trigger member, and spring is with pressure wave
Linear elongation or compression, not only when vibration can instability, but also the most tired and change, therefore poor stability, hold
Easily occurring false touch dynamic or the situation such as loose contact, using effect is poor.
Three, existing microswitch not only lacks overtemperature protection, and the safety of self is the highest, and internal structure is complicated, cloth
Office is the compactest, even if arranging overheating protection circuit, also results in its overall structure too complex, and cost is high.
Four, additional overheating protection circuit generally utilizes electric fuse, the excessive just fusing of primary current, causes and just once destroys
Keeping in repair, service life is short.
The most existing fine motion inductive switch needs to improve.
Summary of the invention
For defect and the deficiency of prior art, the technical problem to be solved of the present invention is to provide a kind of structure new
Grain husk and rationally, trigger sensitive, good stability and be difficult to that false triggering occurs, and the fine motion inductive switch that safety is higher.
For realize solve above-mentioned technical problem to be solved, the present invention by the following technical solutions:
Fine motion inductive switch, the touch switch including housing, being arranged in housing and shake-up briquetting；Described shake-up briquetting
It is movably arranged on hull outside, and connects touch switch；Described touch switch includes: the first pin, the second pin, activity are touched
Sheet, elastic reset assembly and connecting rod；First pin and the second pin are the most longitudinally disposed, and its top is respectively positioned in housing, and bottom is stretched
Go out below housing；Second pin upper end is provided with the transverse fold portion pointing to the first pin；Movable contact flat horizontally set and be positioned at
Between one pin top and the second pin top；The fixing end of movable contact flat is connected to the top of the first pin, movable contact flat
Free end is located at the lower section in transverse fold portion；Connecting rod outer end is hinged on described shake-up briquetting, is hinged on described shell in the middle part of connecting rod
Internal, connecting rod the inner is stretched into below movable contact flat and connects movable contact flat；In the middle part of described connecting rod, the horizontal level of hinged place is higher than
The horizontal level of described movable contact flat；Elastic reset assembly upper end is connected on the inwall of housing top side, and lower end is fixed on movable touching
The middle part of sheet.
As preferably, the bottom of described elastic reset assembly is to push post portion, top be one around and be fixedly connected on and push away
The annular deformation film of compression leg portion top peripheral wall, is fixed on the middle part of movable contact flat, described annular shape bottom described pushing post portion
Become film top to be pressed on the inwall of housing top side.
As preferably, described first pin top is provided with and is available for the movable notch that connecting rod passes；Described movable contact flat is fixed
End is provided with and is available for the free gap that connecting rod passes.
As preferably, described first pin top is the first furcation of Y-shaped structure, and movable notch is positioned at the first bifurcated
In the middle of portion；Described movable contact flat is fixed end and is provided with the second furcation of Y-shaped structure, and free gap is positioned in the second furcation
Between.
As preferably, the first pin top is provided with arc gap groove, and the end face that described movable contact flat fixes end is curved, and blocks
Enter in described arc gap groove.
As preferably, described movable contact flat free end is provided with movable contact, and bottom surface, transverse fold portion is provided with dynamic with described
The stationary contact that contact coordinates；Movable contact flat is provided with the bending contraction section of a protuberance, annular deformation film deformed state and change
Spacing is more than the maximum spacing between described movable contact and stationary contact.
As preferably, the silica gel material that described annular deformation film and pushing post portion are all soft is made, and pushes post portion
Top peripheral wall is connected as a single entity with annular deformation film the inner；Described pushing post portion peripheral part also fixed cover is provided with a hard and connects
Set, is pushed post portion and is fixedly connected on the middle part of movable contact flat by hard adapter sleeve.
As preferably, described annular deformation film is surrounded by the arc-shaped concave that inner recess is directed inclined upwardly.
As preferably, described annular deformation film is provided with at least two balance through hole, at least two of which balance through hole
The symmetrical setting in position.
As preferably, described movable contact flat is temperature-sensitive memory metal sheet.
Compared with existing fine motion inductive switch, there is advantages that
First, the parts of the microswitch of the present invention are less, novel structure and rationally, and when assembling, match ratio is easier to,
Highly versatile, ensures again stability.
Secondly, the microswitch of the present invention make use of the lever principle of connecting rod in trigger member, abandons using spring, recycling
Even if meeting resilience resets after elastic reset assembly ensures to unclamp, it is ensured that disconnect every time, reduce the probability of false triggering so that trigger
Open and closed in switch are more apparent from, and no longer have that spring is tired, false touch that vibration and poor fit are brought is moved
Or the situation such as loose contact so that the microswitch structure of the present invention is more stable, and service life is longer.
Finally, the microswitch of the present invention is in above-mentioned further preferred scheme, and movable contact flat utilizes temperature-sensitive memory metal,
Achieve overload overtemperature protection on the basis of the most not increasing structure, improve the safety of microswitch self, and, profit
Using temperature-sensitive memory metal, even if there is overload, being not destructive protection, after cooling, this microswitch can be continuing with.
Accompanying drawing explanation
Cross-sectional view when Fig. 1: embodiment of the present invention fine motion inductive switch disconnects.
Fig. 2: embodiment of the present invention fine motion inductive switch triggers cross-sectional view during Guan Bi.
Fig. 3: the perspective view of movable contact flat in the embodiment of the present invention.
Fig. 4: the perspective view of the first pin in the embodiment of the present invention.
Fig. 5: the perspective view of embodiment of the present invention Elastic reset assembly.
Fig. 6: the cross-sectional view of embodiment of the present invention Elastic reset assembly uncompressed state.
Fig. 7: the cross-sectional view of embodiment of the present invention Elastic reset assembly compressive state.
In figure: housing 1；Hinged pillar 11；First pin 2；Arc gap groove 21；Movable notch 22；Bifurcated plate 23；Second inserts
Foot 3；Transverse fold portion 31；Stationary contact 32；Movable contact flat 4；Bending contraction section 41；Movable contact 42；Free gap 44；Bifurcated terminals
45；Touch briquetting 5；Connecting rod 7；Upper cover 8；Elastic reset assembly 9；Hard adapter sleeve 90；Annular deformation film 92；Balance through hole 920；
Push post portion 93.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is done description of illustrating further, but protection scope of the present invention is not limited to this.
Embodiment:
A kind of fine motion inductive switch as shown in figs. 1-7, is made up of housing 1, touch switch and shake-up briquetting 5.Housing 1
Top be upper cover 8, touch briquetting 5 and be movably arranged on outside housing 1, and connect touch switch；Touch briquetting 5 with pressure effect
Can be up and down, thus drive touch switch to complete the action of on an off.Above-mentioned touch switch main body is arranged in housing 1, on
Lid 8 covers, on housing, touch switch is enclosed in case inside, completes to assemble.Wherein:
Touch switch includes first pin the 2, second pin 3, movable contact flat 4, elastic reset assembly 9 and connecting rod 7, and first inserts
Foot 2 and the second pin 3 are the most longitudinally disposed, and its top is respectively positioned in housing 1, and bottom is stretched out below housing 1.When switching off, the
Not connecting between one pin 2 and the second pin 3, during switch Guan Bi, the first pin 2 and the second pin 3 are electrically connected by movable contact flat 4
Logical.Specifically, as shown in Figure 4, the first pin 2 top is the first furcation of Y-shaped structure to the first pin 2, the first furcation
Including the bifurcated plate 23 that pair of right and left is symmetrical, part fork plate 23 on the left side and part on the right side to leave between fork plate 23 and be available for the activity that connecting rod 7 passes
Notch 22, i.e. movable notch 22 is positioned in the middle of the first furcation.Second pin 3 upper end is provided with the horizontal folding pointing to the first pin 2
Turn of bilge 31.Above-mentioned movable contact flat 4 horizontally set and between the first pin 2 top and the second pin 3 top, movable contact flat 4
Fixing end be connected to the top of the first pin 2, the free end of movable contact flat 4 is located at the lower section in transverse fold portion 31.Specifically,
The fixing end of movable contact flat 4 is provided with the second furcation of Y-shaped structure, and the second furcation also includes the divergent ends that pair of right and left is symmetrical
Son 45, also leaves between left and right bifurcated terminals 45 and is available for the free gap 44 that connecting rod 7 passes, i.e. free gap 44 and is positioned at second point
In the middle of fork.
Arc gap groove 21, the i.e. left and right of the fixing end of movable contact flat 4 it is equipped with on the top of the first pin 2 i.e. left and right bifurcated plate 23
The end of bifurcated terminals 45 is the most curved, and the left and right bifurcated terminals 45 corresponding arc gap groove 21 snapping in left and right bifurcated plate 23 respectively
In.Movable contact flat 4 free end is provided with movable contact 42, and bottom surface, transverse fold portion 31 is provided with the stationary contact coordinated with movable contact 42
32。
Above-mentioned connecting rod 7 outer end is hinged on shake-up briquetting 5, is provided with hinged pillar 11 inside housing 1, hinged in the middle part of connecting rod 7
Hinged pillar 11 in housing 1, connecting rod 7 the inner stretches into below movable contact flat 4 and contacts connection with movable contact flat 4,
And the horizontal level of hinged place is higher than the horizontal level of movable contact flat 4 in the middle part of connecting rod 7, in the middle part of connecting rod 7, hinged place is made
For fulcrum, using lever principle, when lower pressure touches briquetting 5, movable contact 42 connects stationary contact 32, switch Guan Bi.
Above-mentioned elastic reset assembly 9 upper end is connected on the inwall of housing 1 top side, and lower end is fixed on the middle part of movable contact flat 4.
Specifically, the bottom of elastic reset assembly 9 is to push post portion 93, and top is a cincture and is fixedly connected on pushing top, post portion 93
The annular deformation film 92 of periphery wall, annular deformation film 92 top is pressed on the inwall of housing 1 top side.Push periphery, post portion 93
Portion's also fixed cover is provided with a hard adapter sleeve 90, and the material that hard engagement sleeves 90 uses is easy to processing, corrosion-resistant and deformation
Duroplasts, and use tight fit mode fixed thereon with pushing post portion 93, move with it and move, push post portion 93 by hard
Matter adapter sleeve 90 is fixedly connected on the middle part of movable contact flat 4.Annular deformation film 92 and above-mentioned pushing post portion 93 are identical soft
Silica gel material is made, and annular deformation film 92 and pushing post portion 93 are connected as a single entity, and use the elastic reset assembly of so one
9, mix hard engagement sleeves 90, although manufacturing cost is slightly higher, but ruggedness is fine.
Above-mentioned annular deformation film 92 is surrounded by the arc-shaped concave that inner recess is directed inclined upwardly.In order to preferably make annular deformation
Film 92 elastic deformation so that it is work more stable, misoperation reduces, and it is logical that the annular deformation film 92 of the present invention is provided with two balances
Hole 920, so, the space that annular deformation film 92 and upper cover 8 inwall surround is not the most confined space, it is simple to counterbalance annular shape
Become film 92 inner air and outer air pressure so that push post portion 93 and can rise and drive annular deformation film 92 deformation more easily.
If not balancing through hole 920, first, the difficulty of annular deformation film 92 deformation just strengthens, and under how many force value
Deformation just becomes unstable, the most easily makes annular deformation film 92 contact blunt or misoperation, causes fine motion inductive switch needs
Bigger strength triggers switch, and stability is bad；Meanwhile, if not balancing through hole 920, though each at annular deformation film 92
The most easily promote the top edge at annular deformation film 92 and upper cover 8 contact internal walls to be raised and air-out during deformation, thus cause
Make annular deformation film 92 deformation irregular, repeatedly easily cause it after deformation on housing 1, distort cooperation.In order to preferably make ring
Shape deformation film 92 deformation, two of the quantity symmetrical setting the most as above of balance through hole 920, i.e. two balance through holes
The office, position of 920 is on the annular deformation film 92 pushing both sides, post portion 93.
Above-mentioned movable contact flat 4 is temperature-sensitive memory metal sheet, and movable contact flat 4 is provided with the bending contraction section 41 of a protuberance, should
Bending contraction section 41 has certain elasticity time flat, under touching the situation that briquetting 5 is not delivered to pressure, it is possible to order about activity
The movable contact 42 of contact 4 departs from downwards stationary contact 32.The material of movable contact flat 4 is temperature-sensitive memory metal, and also has bending
Contraction section 41, when the current overload at the first pin 2 and the second pin 3 two ends, movable contact flat 4 is the most overheated, now movable
Contact 4 deforms, especially bending contraction section 41 rapid desufflation, and now, the first pin 2 and the fixing end of movable contact flat 4 be not in clamping
Contact, even between movable contact 42 and the stationary contact 32 of the second grafting of movable contact flat 4, also position is the most corresponding, cuts off the electricity of the two
Connection.
During use, being connected when housing 1 and the sensor of microswitch are fixing, the trigger unit on sensor is to touching briquetting
5 apply downward pressure, touch briquetting 5 downwards, by the leverage of connecting rod 7, make the free end of movable contact flat 4 raise up, bullet
Property reset assembly 9 compressed, and annular deformation film 92 deformation as shown in Figure 7, the simultaneously movable contact 42 of movable contact flat 4 and stationary contact
32 contacts, and then first pin 2 and second pin 3 at connection two ends, fine motion inductive switch is switched on；
Movable contact flat 4 under normality is restored to the original state by elastic reset assembly 9, i.e. annular deformation film 92 extends to original state,
Order about movable contact flat 4 times pressure connecting rod 7 lower ends so that touch briquetting 5 return and keep movable contact flat 4 laterally to balance, movable contact flat 4 with
Not contacting between transverse fold portion 31, such structure is arranged, it is therefore intended that make fine motion induction switch structure simple, reaction spirit
Quick, the most important thing is to use stable.When the voltage overload at the first pin 2 and the second pin 3 two ends, movable contact flat 4 produces and rises
Temperature, the movable contact flat 4 bending contraction section 41 that temperature-sensitive memory metal makes shrinks, and bent downward deformation, so that its
Depart from transverse fold portion 31 disconnecting circuit, thus realize the microswitch overcurrent protection to sensor.
Above-mentioned connecting rod 7 is insulated connecting rod, and certain elastic reset assembly 9 entirety is the most all that insulation is in order to allow micro-
Dynamic inductive switch more safety and stability, prevents short circuit or overload protection to lose efficacy.
Embodiments above is illustrated by way of example, and it can not be as limitation of the present invention.Not
In the case of deviating from the scope of the invention, its principal character may be used for various embodiment.
Claims (4)
1. fine motion inductive switch, the touch switch including housing (1), being arranged in housing (1) and shake-up briquetting (5)；Described
Touch briquetting (5) and be movably arranged on housing (1) outside, and connect touch switch；It is characterized in that: described touch switch includes:
First pin (2), the second pin (3), movable contact flat (4), elastic reset assembly (9) and connecting rod (7)；
First pin (2) and the second pin (3) are the most longitudinally disposed, and its top is respectively positioned in housing (1), and housing (1) is stretched out in bottom
Lower section；
Second pin (3) upper end is provided with the transverse fold portion (31) pointing to the first pin (2)；
Movable contact flat (4) horizontally set and being positioned between the first pin (2) top and the second pin (3) top；
The fixing end of movable contact flat (4) is connected to the top of the first pin (2), and the free end of movable contact flat (4) is located at laterally folding
The lower section of turn of bilge (31)；
Connecting rod (7) outer end is hinged on described shake-up briquetting (5), and connecting rod (7) middle part is hinged in described housing (1), connecting rod (7)
The inner is stretched into movable contact flat (4) lower section and connects movable contact flat (4)；
The horizontal level of hinged place, described connecting rod (7) middle part is higher than the horizontal level of described movable contact flat (4)；
Elastic reset assembly (9) upper end is connected on the inwall of housing (1) top side, and lower end is fixed on the middle part of movable contact flat (4)；
The bottom of described elastic reset assembly (9) is to push post portion (93), and top is a cincture and is fixedly connected on pushing post portion
(93) the annular deformation film (92) of top peripheral wall, described pushing post portion (93) bottom is fixed on the middle part of movable contact flat (4), institute
State annular deformation film (92) top to be pressed on the inwall of housing (1) top side；
Described movable contact flat (4) free end is provided with movable contact (42), and transverse fold portion (31) bottom surface is provided with dynamic tactile with described
The stationary contact (32) that point (42) coordinates；Movable contact flat (4) is provided with the bending contraction section (41) of a protuberance, annular deformation film (52)
Deformed state and the spacing that changes are more than the maximum spacing between described movable contact (42) and stationary contact (32).
2. according to the fine motion inductive switch described in claim 1 any one, it is characterised in that:
The silica gel material that described annular deformation film (92) and pushing post portion (93) are all soft is made, and pushes the top in post portion (93)
Portion's periphery wall is connected as a single entity with annular deformation film (92) the inner；Described pushing post portion (93) peripheral part also fixed cover is provided with a hard
Adapter sleeve (90), is pushed post portion (93) and is fixedly connected on the middle part of movable contact flat (4) by hard adapter sleeve (90).
3. according to the fine motion inductive switch described in claim 2 any one, it is characterised in that:
Described annular deformation film (92) is surrounded by the arc-shaped concave that inner recess is directed inclined upwardly.
4. according to the fine motion inductive switch described in claim 3 any one, it is characterised in that:
Described annular deformation film (92) is provided with at least two balance through hole (920), at least two of which balance through hole (920)
The symmetrical setting in position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610873418.2A CN106252111B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510373586.0A CN104900432B (en) | 2015-06-28 | 2015-06-28 | micro sensitive switch |
| CN201610873418.2A CN106252111B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510373586.0A Division CN104900432B (en) | 2015-06-28 | 2015-06-28 | micro sensitive switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106252111A true CN106252111A (en) | 2016-12-21 |
| CN106252111B CN106252111B (en) | 2018-04-17 |
Family
ID=54033039
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510373586.0A Active CN104900432B (en) | 2015-06-28 | 2015-06-28 | micro sensitive switch |
| CN201610873418.2A Active CN106252111B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
| CN201610872271.5A Active CN106373801B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510373586.0A Active CN104900432B (en) | 2015-06-28 | 2015-06-28 | micro sensitive switch |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610872271.5A Active CN106373801B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN104900432B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107323922A (en) * | 2017-08-17 | 2017-11-07 | 深圳华云数码有限公司 | One kind material full detection means, method and its intelligent garbage bin |
| CN107833777B (en) * | 2017-12-04 | 2020-10-02 | 漳州聚安美电气科技有限公司 | Short-stroke microswitch |
| CN111659062B (en) * | 2020-05-16 | 2021-06-25 | 郑州神宇防火制品有限公司 | Opening structure, fire extinguishing device, fire-proof window and production process of fire-proof window |
| CN114038693A (en) * | 2021-11-08 | 2022-02-11 | 华强方特（深圳）科技有限公司 | Detection apparatus for enlarge trigger distance |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4235981A1 (en) * | 1992-10-24 | 1994-04-28 | Marquardt Gmbh | Snap-action electromechanical switch - has lever actuator retained in recess and operating on a plunger to cause changeover of snap action contacts |
| CN2857181Y (en) * | 2006-01-23 | 2007-01-10 | 陈伟培 | Microswitch |
| CN201430091Y (en) * | 2009-07-09 | 2010-03-24 | 倪向勇 | Press-rod forced-open type limit switch |
| CN103441016A (en) * | 2013-08-30 | 2013-12-11 | 石家庄八五零电子有限公司 | Power type microswitch |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201229863Y (en) * | 2008-03-07 | 2009-04-29 | 颜陶 | Microswitch having secondary action |
| CN201417713Y (en) * | 2009-06-01 | 2010-03-03 | 刘哲 | Magnetic induction dry reed tube type microswitch |
| CN201435328Y (en) * | 2009-06-18 | 2010-03-31 | 上海沪工汽车电器有限公司 | Lever type button switch |
| JP5848219B2 (en) * | 2012-09-13 | 2016-01-27 | アルプス電気株式会社 | Press switch device |
| CN204809060U (en) * | 2015-06-28 | 2015-11-25 | 朱正直 | Fine motion inductive switch |
-
2015
- 2015-06-28 CN CN201510373586.0A patent/CN104900432B/en active Active
- 2015-06-28 CN CN201610873418.2A patent/CN106252111B/en active Active
- 2015-06-28 CN CN201610872271.5A patent/CN106373801B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4235981A1 (en) * | 1992-10-24 | 1994-04-28 | Marquardt Gmbh | Snap-action electromechanical switch - has lever actuator retained in recess and operating on a plunger to cause changeover of snap action contacts |
| CN2857181Y (en) * | 2006-01-23 | 2007-01-10 | 陈伟培 | Microswitch |
| CN201430091Y (en) * | 2009-07-09 | 2010-03-24 | 倪向勇 | Press-rod forced-open type limit switch |
| CN103441016A (en) * | 2013-08-30 | 2013-12-11 | 石家庄八五零电子有限公司 | Power type microswitch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104900432A (en) | 2015-09-09 |
| CN106373801B (en) | 2018-05-01 |
| CN106373801A (en) | 2017-02-01 |
| CN106252111B (en) | 2018-04-17 |
| CN104900432B (en) | 2017-04-12 |
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