CN104900432A - Micro sensitive switch - Google Patents
Micro sensitive switch Download PDFInfo
- Publication number
- CN104900432A CN104900432A CN201510373586.0A CN201510373586A CN104900432A CN 104900432 A CN104900432 A CN 104900432A CN 201510373586 A CN201510373586 A CN 201510373586A CN 104900432 A CN104900432 A CN 104900432A
- Authority
- CN
- China
- Prior art keywords
- pin
- movable contact
- contact flat
- fine motion
- housing
- 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
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- 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
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- 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
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- 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
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Push-Button Switches (AREA)
Abstract
The invention relates to a micro sensitive switch triggered via pressure. The micro sensitive switch comprises a shell, a trigger switch and a trigger presser; the trigger presser is connected with the trigger switch; the trigger switch comprises a first pin, a second pin, a moving contact plate, an elastic reset unit and a link; the upper portions of the first and second pins are both located within the shell, and their lower portions extend out of the shell from below; the upper end of the second pin is provided with a transverse bend; the moving contact plate transversely arranged is located between the upper portion of the first pin and the upper portion of the second pin; the fixed end of the moving contact plate is locked to the upper portion of the first pin; the free end of the moving contact plate is provided below the transverse bend; the moving contact plate is provided with a bent contraction raised; the outer end of the link is hinged to the trigger presser; the middle of the link is hinged within the shell; the inner end of the link extends below the moving contact plate; the upper end of the elastic reset unit is connected to the inner wall of the top of the shell, and the lower end thereof is fixed to the middle of the moving contact plate. The micro sensitive switch is novel and reasonable in structure, capable of being sensitively triggered, good in stability and less prone to false triggering.
Description
Technical field
The invention belongs to sensor field, particularly a kind of fine motion inductive switch bestowing pressure and trigger switch.
Background technology
Hot-water bottle common in the market is all divided into base and heating kettle body, heating kettle body puts into base, just use sensitive switch, this sensitive switch by switch case, be arranged on touch switch in switch case and touch briquetting, by touching shake-up briquetting, thus the touch switch heating of opening inside sensitive switch just starts.Certainly, this fine motion inductive switch also generally uses in other areas.
At present, rely on and bestow less pressure and the fine motion inductive switch that triggers has following deficiency:
When one, driving the parts of sensitive switch more, needing higher build-up tolerance when assembling between each parts, causing assembling difficulty and less stable;
Two, existing sensitive switch generally has spring to realize switch at the annex of trigger member, spring is with pressure oscillation linear extension or compression, not only can be unstable when vibrating, but also it is easily tired and change, therefore poor stability, the situations such as the dynamic or loose contact of easy generation false touch, result of use is poor.
Three, existing sensitive switch not only lacks overtemperature protection, and the fail safe of self is not high, and internal structure is complicated, and layout is too compact, even if arrange overheating protection circuit, also cause its overall structure too complex, cost is high.
Four, additional overheating protection circuit utilizes fuse usually, and the excessive just fusing of primary current, cause and once destroy and will keep in repair, useful life is short.
Therefore existing fine motion inductive switch needs to improve.
Summary of the invention
For defect and the deficiency of prior art, technical problem to be solved of the present invention be to provide a kind of novel structure and rationally, trigger sensitive, good stability and not easily occur false triggering, and the fine motion inductive switch that fail safe is higher.
For realize solve above-mentioned technical problem to be solved, the present invention by the following technical solutions:
Fine motion inductive switch, comprises housing, is arranged on the touch switch in housing and touches briquetting; Described shake-up briquetting is movably arranged on hull outside, and connects touch switch; Described touch switch comprises: the first pin, the second pin, movable contact flat, elastic reset assembly and connecting rod; First pin and the second pin are all longitudinally arranged, and its top is all positioned at housing, and bottom is stretched out below housing; Second pin upper end is provided with the transverse fold portion of sensing first pin; Movable contact flat horizontally set and between the first pin top and the second pin top; The stiff 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 below in transverse fold portion; Connecting rod outer end is hinged on described shake-up briquetting, is hinged in described housing in the middle part of connecting rod, and connecting rod the inner to be stretched into below movable contact flat and connected 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 the middle part of movable contact flat.
As preferably, the bottom of described elastic reset assembly is pushing post portion, top be one around and be fixedly connected on the annular deformation film of pushing post portion top peripheral wall, be fixed on the middle part of movable contact flat bottom described pushing post portion, described annular deformation film top is pressed on the inwall of housing top side.
As preferably, described first pin top is provided with the movable notch that can pass for connecting rod; Described movable contact flat stiff end is provided with the free gap can passed for connecting rod.
As preferably, described first pin top is the first furcation of Y-shaped structure, and movable notch is positioned in the middle of the first furcation; Described movable contact flat stiff end is provided with the second furcation of Y-shaped structure, and free gap is positioned in the middle of the second furcation.
As preferably, the first pin top is provided with arc gap groove, and the end face of described movable contact flat stiff end is curved, and snaps in described arc gap groove.
As preferably, described movable contact flat free end is provided with moving contact, and bottom surface, transverse fold portion is provided with the fixed contact coordinated with described moving contact; Movable contact flat is provided with the bending contraction section of a protuberance, and annular deformation film deformed state and the spacing changed are greater than the maximum spacing between described moving contact and fixed contact.
As preferably, described annular deformation film and pushing post portion are all that soft silica gel material is made, and the top peripheral wall in pushing post portion and annular deformation film the inner are connected as a single entity; Described pushing post portion peripheral part also fixed cover is provided with a hard adapter sleeve, and pushing post portion is fixedly connected on the middle part of movable contact flat by hard adapter sleeve.
As preferably, the arc-shaped concave that described annular deformation film points to oblique upper by inner recess surrounds.
As preferably, described annular deformation film is provided with at least two balance through holes, wherein the symmetrical setting in position of at least two balance through holes.
As preferably, described movable contact flat is temperature-sensitive memory metal sheet.
Compared with existing fine motion inductive switch, the present invention has following beneficial effect:
First, the parts of sensitive switch of the present invention are less, novel structure and rationally, mix proportion is easier to when assembling, and highly versatile, ensures stability again.
Secondly, sensitive switch of the present invention make use of the lever principle of connecting rod in trigger member, abandon using spring, even if meeting resilience resets after recycling elastic reset assembly ensures to unclamp at every turn, guarantee to disconnect, the possibility of reduction false triggering, make the open and closed in trigger switch distincter, no longer there is the situations such as the dynamic or loose contact of false touch that spring fatigue, vibration and poor fit bring, make microswitch structure of the present invention more stable, longer service life.
Finally; sensitive switch of the present invention is in above-mentioned further preferred version; movable contact flat utilizes temperature-sensitive memory metal; the basis not only not increasing structure achieves overload overtemperature protection, improves the fail safe of sensitive switch self, and; utilize temperature-sensitive memory metal; even if there is overload, neither destructive protect, after cooling, this sensitive switch can continue to use.
Accompanying drawing explanation
Fig. 1: cross-sectional view when embodiment of the present invention fine motion inductive switch disconnects.
Fig. 2: cross-sectional view when embodiment of the present invention fine motion inductive switch triggers closed.
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 pin 3; Transverse fold portion 31; Fixed contact 32; Movable contact flat 4; Bending contraction section 41; Moving 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; Pushing post portion 93.
Embodiment
Below in conjunction with accompanying drawing, description of illustrating further is done to the present invention, 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.The top of housing 1 is upper cover 8, touches briquetting 5 and is movably arranged on outside housing 1, and connect touch switch; Touching briquetting 5 can be up and down with pressure effect, thus drives the action that touch switch completes out and closes.Above-mentioned touch switch main body is arranged in housing 1, and upper cover 8 covers, on housing, touch switch is enclosed in case inside, completes assembling.Wherein:
Touch switch comprises the first pin 2, second pin 3, movable contact flat 4, elastic reset assembly 9 and connecting rod 7, first pin 2 and the second pin 3 is all longitudinally arranged, and its top is all positioned at housing 1, and bottom is stretched out below housing 1.When switch disconnects, be not communicated with between the first pin 2 and the second pin 3, when switch closes, the first pin 2 and the second pin 3 are by movable contact flat 4 electric connection.Particularly, first pin 2 as shown in Figure 4, first pin 2 top is the first furcation of Y-shaped structure, first furcation comprises the bifurcated plate 23 of pair of right and left symmetry, part fork plate 23 on the left side and part the movable notch 22 leaving between fork plate 23 and can pass for connecting rod 7 on the right side, namely movable notch 22 is positioned in the middle of the first furcation.Second pin 3 upper end is provided with the transverse fold portion 31 of sensing first pin 2.Above-mentioned movable contact flat 4 horizontally set and between the first pin 2 top and the second pin 3 top, the stiff 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 the below in transverse fold portion 31.Particularly, movable contact flat 4 stiff end is provided with the second furcation of Y-shaped structure, second furcation also comprises the bifurcated terminals 45 of pair of right and left symmetry, and also leave the free gap 44 can passed for connecting rod 7 between left and right bifurcated terminals 45, namely free gap 44 is positioned in the middle of the second furcation.
The top of the first pin 2 and left and right bifurcated plate 23 are equipped with arc gap groove 21, and the end of movable contact flat 4 stiff end and left and right bifurcated terminals 45 is all curved, and left and right bifurcated terminals 45 is corresponding respectively snaps in the arc gap groove 21 of left and right bifurcated plate 23.Movable contact flat 4 free end is provided with moving contact 42, and bottom surface, transverse fold portion 31 is provided with the fixed contact 32 coordinated with moving contact 42.
Above-mentioned connecting rod 7 outer end is hinged on touches on briquetting 5, is provided with hinged pillar 11, is hinged on the hinged pillar 11 in housing 1 in the middle part of connecting rod 7 inside housing 1, and connecting rod 7 the inner is stretched into contact below movable contact flat 4 and with movable contact flat 4 and connected,
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 as fulcrum, adopts lever principle, and press down when touching briquetting 5, moving contact 42 connects fixed contact 32, and switch closes.
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.Particularly, the bottom of elastic reset assembly 9 is pushing post portions 93, top be one around and be fixedly connected on the annular deformation film 92 of pushing post portion 93 top peripheral wall, annular deformation film 92 top is pressed on the inwall of housing 1 top side.Pushing post portion 93 peripheral part also fixed cover is provided with a hard adapter sleeve 90, the material that hard engagement sleeves 90 adopts be easy to process, the duroplasts of corrosion-resistant and deformation, and adopt tight fit mode fixed thereon with pushing post portion 93, move with its motion, pushing post portion 93 is fixedly connected on the middle part of movable contact flat 4 by hard adapter sleeve 90.Annular deformation film 92 and above-mentioned pushing post portion 93 are that identical soft silica gel material is made, annular deformation film 92 and pushing post portion 93 are connected as a single entity, and adopt the elastic reset assembly 9 of one like this, mix hard engagement sleeves 90, although manufacturing cost is slightly high, durability is fine.
The arc-shaped concave that above-mentioned annular deformation film 92 points to oblique upper by inner recess surrounds.In order to make the elastic deformation of annular deformation film 92 better, make its work more stable, misoperation reduces, annular deformation film 92 of the present invention is provided with two balance through holes 920, so, the space that annular deformation film 92 and upper cover 8 inwall surround is not just confined space, is convenient to counterbalance annular deformation film 92 inner air and outer air pressure, makes pushing post portion 93 can rise more easily and drive the deformation of annular deformation film 92.
If do not balance through hole 920, first, the difficulty of annular deformation film 92 deformation just strengthens, and deformation just becomes unstable under how many force value, easily like this make annular deformation film 92 contact blunt or misoperation, cause fine motion inductive switch to need larger strength to carry out trigger switch, stability is bad; Simultaneously, if do not balance through hole 920, even if also easily impel the top edge at annular deformation film 92 and upper cover 8 contact internal walls place to be discharged air by raising when each deformation of annular deformation film 92, thus cause the deformation of annular deformation film 92 irregular, repeatedly easily cause its distortion on housing 1 to coordinate after deformation.In order to make the deformation of annular deformation film 92 better, two of the best symmetrical setting as above of quantity of balance through hole 920, namely the position of two balance through holes 920 divide be in pushing both sides, post portion 93 annular deformation film 92 on.
Above-mentioned movable contact flat 4 is temperature-sensitive memory metal sheets, movable contact flat 4 is provided with the bending contraction section 41 of a protuberance, this bending contraction section 41 has certain elasticity time flat, and under shake-up briquetting 5 is not bestowed the situation of pressure, the moving contact 42 that can order about movable contact flat 4 departs from fixed contact 32 downwards.The material of movable contact flat 4 is temperature-sensitive memory metals, and there is 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 overheated soon, and now movable contact flat 4 is out of shape, especially bending contraction section 41 rapid desufflation, now, first pin 2 does not contact in clamping with movable contact flat 4 stiff end, and even between the moving contact 42 of movable contact flat 4 and the fixed contact 32 of the second grafting, position is not corresponding yet, the electric connection of both cut-outs.
During use, when the housing 1 of sensitive switch is fixedly connected with transducer, trigger unit on transducer applies downward pressure to shake-up briquetting 5, touches briquetting 5 downward, by the leverage of connecting rod 7, the free end of movable contact flat 4 is raised up, elastic reset assembly 9 is compressed, and the deformation as shown in Figure 7 of annular deformation film 92, the moving contact 42 of movable contact flat 4 contacts with fixed contact 32 simultaneously, and then being communicated with first pin 2 and second pin 3 at two ends, fine motion inductive switch is just opened;
Movable contact flat 4 under normality is restored to the original state by elastic reset assembly 9, namely annular deformation film 92 extends to original state, order about movable contact flat 4 and press down connecting rod 7 lower end, make to touch briquetting 5 return and keep movable contact flat 4 lateral balance, do not contact between movable contact flat 4 with transverse fold portion 31, such vibrational power flow, it is simple that object is to make fine motion induction switch structure, is quick on the draw, the most important thing is to use and stablize.When the voltage overload at the first pin 2 and the second pin 3 two ends, movable contact flat 4 produces and heats up; the movable contact flat 4 bending contraction section 41 that temperature-sensitive memory metal makes shrinks; and bent downward is out of shape; thus make it depart from transverse fold portion 31 open circuit, thus realize the overcurrent protection of sensitive switch to transducer.
Above-mentioned connecting rod 7 is insulated connecting rods, and certain elastic reset assembly 9 entirety is also all insulation, and object is to allow fine motion inductive switch safety and stability more, prevents short circuit or overload protection to lose efficacy.
Above embodiment illustrates by way of example, and it can not as limitation of the present invention.When not deviating from the scope of the invention, its principal character may be used for various execution mode.
Claims (10)
1. fine motion inductive switch, comprises housing (1), is arranged on the touch switch in housing (1) and touches briquetting (5); Described shake-up briquetting (5) is movably arranged on housing (1) outside, and connects touch switch; It is characterized in that: described touch switch comprises: the 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 all longitudinally arranged, and its top is all positioned at housing (1), and housing (1) below is stretched out in bottom;
Second pin (3) upper end is provided with the transverse fold portion (31) of sensing first pin (2);
Movable contact flat (4) horizontally set and be positioned between the first pin (2) top and the second pin (3) top;
The stiff 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 the below of transverse fold portion (31);
Connecting rod (7) outer end is hinged on described shake-up briquetting (5), connecting rod (7) middle part is hinged in described housing (1), and connecting rod (7) the inner is stretched into movable contact flat (4) below and connected 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).
2. fine motion inductive switch according to claim 1, is characterized in that:
The bottom of described elastic reset assembly (9) is pushing post portion (93), top be one around and be fixedly connected on pushing post portion (93) top peripheral wall annular deformation film (92), described pushing post portion (93) bottom is fixed on the middle part of movable contact flat (4), and described annular deformation film (92) top is pressed on the inwall of housing (1) top side.
3. fine motion inductive switch according to claim 1, is characterized in that:
Described first pin (2) top is provided with the movable notch (22) that connecting rod (7) can be supplied to pass; Described movable contact flat (4) stiff end is provided with the free gap (44) that connecting rod (7) can be supplied to pass.
4. fine motion inductive switch according to claim 3, is characterized in that:
Described first pin (2) top is the first furcation of Y-shaped structure, and movable notch (22) is positioned in the middle of the first furcation; Described movable contact flat (4) stiff end is provided with the second furcation of Y-shaped structure, and free gap (44) are positioned in the middle of the second furcation.
5. the fine motion inductive switch according to claim 1-4 any one, is characterized in that:
First pin (2) top is provided with arc gap groove (21), and the end face of described movable contact flat (4) stiff end is curved, and snaps in described arc gap groove (21).
6. the fine motion inductive switch according to claim 1-4 any one, is characterized in that:
Described movable contact flat (4) free end is provided with moving contact (42), and transverse fold portion (31) bottom surface is provided with the fixed contact (32) coordinated with described moving contact (42); Movable contact flat (4) is provided with the bending contraction section (41) of a protuberance, and annular deformation film (52) deformed state and the spacing changed are greater than the maximum spacing between described moving contact (42) and fixed contact (32).
7. the fine motion inductive switch according to claim 1-4 any one, is characterized in that:
Described annular deformation film (92) and pushing post portion (93) are all that soft silica gel material is made, and the top peripheral wall of pushing post portion (93) and annular deformation film (92) the inner are connected as a single entity; Described pushing post portion (93) peripheral part also fixed cover is provided with a hard adapter sleeve (90), and pushing post portion (93) is fixedly connected on the middle part of movable contact flat (4) by hard adapter sleeve (90).
8. the fine motion inductive switch according to claim 1-4 any one, is characterized in that:
The arc-shaped concave that described annular deformation film (92) points to oblique upper by inner recess surrounds.
9. the fine motion inductive switch according to claim 1-4 any one, is characterized in that:
Described annular deformation film (92) is provided with at least two balances through hole (920), wherein the symmetrical setting in position of at least two balances through hole (920).
10. fine motion inductive switch according to claim 6, is characterized in that:
Described movable contact flat (4) is temperature-sensitive memory metal sheet.
Priority Applications (3)
| 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 |
| CN201610872271.5A CN106373801B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510373586.0A CN104900432B (en) | 2015-06-28 | 2015-06-28 | micro sensitive switch |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610873418.2A Division CN106252111B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
| CN201610872271.5A Division CN106373801B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104900432A true CN104900432A (en) | 2015-09-09 |
| CN104900432B CN104900432B (en) | 2017-04-12 |
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 |
| CN201610872271.5A Active CN106373801B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
| CN201610873418.2A Active CN106252111B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610872271.5A Active CN106373801B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
| CN201610873418.2A Active CN106252111B (en) | 2015-06-28 | 2015-06-28 | Fine motion inductive switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN104900432B (en) |
Cited By (2)
| 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 |
| CN107833777A (en) * | 2017-12-04 | 2018-03-23 | 漳州聚安美电气科技有限公司 | A kind of short stroke microswitch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899239A (en) * | 2018-09-17 | 2018-11-27 | 厦门金富通电子有限公司 | A kind of key activities contact improvement structure |
| 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 | A detection device for amplifying the trigger distance |
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|---|---|---|---|---|
| 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 |
| CN201435328Y (en) * | 2009-06-18 | 2010-03-31 | 上海沪工汽车电器有限公司 | Lever type button switch |
| CN103681054A (en) * | 2012-09-13 | 2014-03-26 | 阿尔卑斯电气株式会社 | Push-type switch device |
| CN204809060U (en) * | 2015-06-28 | 2015-11-25 | 朱正直 | Fine motion inductive switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2857181Y (en) * | 2006-01-23 | 2007-01-10 | 陈伟培 | Micro Switch |
| 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 |
| CN201430091Y (en) * | 2009-07-09 | 2010-03-24 | 倪向勇 | Press-rod forced-open type limit switch |
| CN103441016B (en) * | 2013-08-30 | 2015-09-09 | 石家庄八五零电子有限公司 | A kind of power type microswitch |
-
2015
- 2015-06-28 CN CN201510373586.0A patent/CN104900432B/en active Active
- 2015-06-28 CN CN201610872271.5A patent/CN106373801B/en active Active
- 2015-06-28 CN CN201610873418.2A patent/CN106252111B/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 |
| CN201435328Y (en) * | 2009-06-18 | 2010-03-31 | 上海沪工汽车电器有限公司 | Lever type button switch |
| CN103681054A (en) * | 2012-09-13 | 2014-03-26 | 阿尔卑斯电气株式会社 | Push-type switch device |
| CN204809060U (en) * | 2015-06-28 | 2015-11-25 | 朱正直 | Fine motion inductive switch |
Cited By (3)
| 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 |
| CN107833777A (en) * | 2017-12-04 | 2018-03-23 | 漳州聚安美电气科技有限公司 | A kind of short stroke microswitch |
| CN107833777B (en) * | 2017-12-04 | 2020-10-02 | 漳州聚安美电气科技有限公司 | Short-stroke microswitch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106373801B (en) | 2018-05-01 |
| CN106373801A (en) | 2017-02-01 |
| CN106252111B (en) | 2018-04-17 |
| CN104900432B (en) | 2017-04-12 |
| CN106252111A (en) | 2016-12-21 |
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