CN2904259Y - Liquid switch - Google Patents
Liquid switch Download PDFInfo
- Publication number
- CN2904259Y CN2904259Y CN 200620017537 CN200620017537U CN2904259Y CN 2904259 Y CN2904259 Y CN 2904259Y CN 200620017537 CN200620017537 CN 200620017537 CN 200620017537 U CN200620017537 U CN 200620017537U CN 2904259 Y CN2904259 Y CN 2904259Y
- Authority
- CN
- China
- Prior art keywords
- switch
- liquid
- main body
- switch main
- flexible
- 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.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 66
- 239000004020 conductor Substances 0.000 claims abstract description 14
- 239000012530 fluid Substances 0.000 claims description 10
- 229920001971 elastomer Polymers 0.000 claims description 4
- 239000004816 latex Substances 0.000 claims description 3
- 229920000126 latex Polymers 0.000 claims description 3
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000013536 elastomeric material Substances 0.000 claims description 2
- 230000008034 disappearance Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The utility model relates a liquid switch, comprising a flexible switch body with a hollow channel, a liquid conductor sealed in the hollow channel and a two-electrode which is plugged into the switch body and connected with the liquid conductor. When the outside force is imposed on the flexible switch body, the switch body deforms, which results in the disconnection of the liquid conductor sealed inside itself and accordingly the liquid switch is in disconnect state. After the disappearance of the outside force, the switch body restores to its original conditions and the liquid conductor connects again, which accordingly makes the liquid switch remain in a closed state.
Description
[technical field]
The utility model relates to a kind of switch, particularly a kind of liquid switch.
[background technology]
In daily life, medicine equipment and other commercial Application; people can use limit switch usually; this switch is fixed on the different objects; when object of which movement produces switching signal to the precalculated position or when touching other objects, so that send the stop motion of control object, warning and other triggering signals.At present, Chang Yong limit switch mainly comprises remote sensing formula and mechanical.Yet these switches can only be protected a single point or less zone, need to be provided with a plurality of protection switches for long zone or zone in irregular shape, and control protection effect can't be satisfactory.In addition, at present the widely used mechanical switch of institute mainly comprises switch main body and is arranged on switch main body interior movable electric contact and fixed contact, by the movable electric contact of control, make it to be in and contact or released state realizes the conducting of external circuit or disconnect to control during use with fixed contact.Yet, owing to the moment that is in contact with one another at electric contact forms discharge easily and produces electric spark between electric contact, thereby this switch potential safety hazard of various degrees in actual applications.
[utility model content]
In order to solve the protection effect unfavorable technical problem of prior art limit switch for big zone or irregular area, it is crooked to adapt to the liquid switch of different objects that the utility model provides a kind of protection zone greatly also can carry out.In addition, the utility model has also further solved standard machinery formula switch and be easy to generate electric spark in switching process, has the technical problem of potential safety hazard.
The utility model solves the prior art limit switch: a kind of liquid switch is provided; it is characterized in that: liquid switch comprises the flexible switch main body with hollow channel; be sealed in the fluid conductors in the hollow channel, and an end two conductive electrodes that insert switch main body and be electrically connected with fluid conductors.
According to the utility model one preferred embodiment, the flexible switch main body is an elastomeric material.
According to the utility model one preferred embodiment, the flexible switch main body is made by soft rubber.
According to the utility model one preferred embodiment, the flexible switch main body is flexible strip main body.
According to the utility model one preferred embodiment, the flexible switch main body is a U-shaped, and two conductive electrodes are arranged on top one side of flexible switch main body.
According to the utility model one preferred embodiment, the flexible switch main body is rectangle or helical form.
According to the utility model one preferred embodiment, fluid conductors is liquid metal, conduction latex or ionized water.
According to the utility model one preferred embodiment, conductive electrode is conductive metal sheet or conductive wire.
According to the utility model one preferred embodiment, liquid switch further comprises the housing of accommodating switch main body and is arranged on the shift knob that is used for the extruded hollow passage on the housing.
By adopting said structure, when this liquid switch was subjected to the compressing of external force, the flexible switch main body produced distortion, and the interior fluid conductors of hollow channel that is sealed in switch main body disconnects along with the distortion of switch main body, thereby liquid switch is disconnected; After applied external force disappears, because switch main body is an elastomer, switch main body will be returned to initial condition, and the fluid conductors that is sealed in the hollow channel of switch main body also reconnects, and then make the liquid switch closure.Because the flexible switch main body can be designed to difformity according to actual needs, and can be crooked arbitrarily, thereby can be used for the big or irregularly shaped object in protection zone.In addition, because liquid switch of the present utility model is by the connection of fluid conductors or disconnects the closed or disconnection that realizes switch, do not need the closed or disconnection that is in contact with one another or separates the realization switch through electric contact, can not occur having eliminated potential safety hazard because of electric contact is in contact with one another the phenomenon that produces spark.And liquid switch of the present utility model is simple in structure, and is easily manufactured.
[description of drawings]
Fig. 1 is the perspective view of the utility model liquid switch one embodiment when being in conducting state;
Fig. 2 is a liquid switch shown in Figure 1 perspective view when being in off-state;
Fig. 3 is the perspective view of another embodiment of the utility model liquid switch when being in conducting state;
Fig. 4 is a liquid switch shown in Figure 3 perspective view when being in off-state;
Fig. 5 is the generalized section of another embodiment of the utility model liquid switch.
[embodiment]
Below in conjunction with drawings and Examples the utility model is elaborated.
As shown in Figure 1, Fig. 1 is the perspective view of the utility model liquid switch one embodiment when being in conducting state.Liquid switch 1 of the present utility model comprises flexible flexible strip shape switch main body 11, be provided with a hollow channel 13 in the inside of switch main body 11, in passage 13, fill and be sealed with conducting liquid 14, bar switch main body 11 two ends are provided with and are respectively arranged with conductive electrode 12, and an end of these two conductive electrodes 12 inserts switch main body 11 respectively and is electrically connected with conducting liquid 14 in the passage 13.
Switch main body 11 is flexible and has elasticity, for example, can be made by elastomeric materials such as soft rubbers.Conductive electrode 12 can be conductive metal sheet, conductive wire or other conductive electrodes that is fit to.Conducting liquid 14 is liquid metal, liquid conduction latex, ionized water or other fluid conductors that is fit to.
Do not having external force to do the time spent, two conductive electrodes 12 that lay respectively at switch main body 11 two ends are electrically connected by the conducting liquid 14 that is sealed in the passage 13, form conductive path thus.
As shown in Figure 2, Fig. 2 is a liquid switch shown in Figure 1 perspective view when being in off-state.In use, with switch main body 11 along the object edge setting.Because switch main body 11 is flexible main body, thereby can carry out suitable bending, adapt to the difformity of object edge.When being subjected to external force F, the side of slender switch main body 11 does the time spent, when for example contacting with other objects, because the switch main body 11 of liquid switch 1 itself has elasticity, then switch main body 11 produces distortion, make part hollow channel 13 become flat, after external force F is greater than predetermined value, the inwall of part hollow channel 13 pushes fully and fits together, this moment, the conducting liquid 14 of two conductive electrodes 12 of connection in passage 13 was forced to disconnect originally, conductive path between two conductive electrodes 12 disconnects, make liquid switch 1 be in off-state, produce a switch cut-off signal thus.Please refer again to Fig. 1, after external force F disappears, because the elasticity of the switch main body 11 of liquid switch 1 itself, the part switch main body 11 of pressurized recovers back original state, therefore passage 13 also is returned to hollow state, conducting liquid 14 reconnects two conductive electrodes 12, makes liquid switch 1 be in conducting state again, produces a switch closure signals thus.The advantage of the liquid switch of present embodiment is: the profile of the different objects that can protect as required; select different length and difform switch main body; and make the time spent switch and all can disconnect when any one position of switch main body is subjected to external force; thereby the protection zone is bigger than existing limit switch; and flexibility is higher, and structure is simpler.
As shown in Figure 3, Fig. 3 is the perspective view of another embodiment of the utility model liquid switch when being in conducting state.Liquid switch 2 of the present utility model comprises U-shaped switch main body 21, be provided with a hollow channel 23 in the inside of switch main body 21, in passage 23, fill and be sealed with 24, two conductive electrodes 22 of conducting liquid and be arranged on U-shaped main body top one side, and curved portions one side is as the press section of switch.
As shown in Figure 4, Fig. 4 is a liquid switch shown in Figure 3 perspective view when being in off-state.When the arcuate flanks at switch main body 21 applies external force F, make part hollow channel 23 become flat, thereby the inwall of part hollow channel 23 pushes fully and fits together, this moment, the conducting liquid 24 of two conductive electrodes 22 of connection in passage 23 was forced to disconnect originally, conductive path between this moment two conductive electrodes 22 disconnects, after external force F disappears, because the elastic recovery of the switch main body 21 of liquid switch 2 itself is to initial condition, conducting liquid 24 reconnects, and makes liquid switch 2 be in closure state again.As seen, liquid switch 2 can be used for replacing the employed touch-switchs of equipment such as present doorbell.
As shown in Figure 5, Fig. 5 is the structural representation of another embodiment of the utility model liquid switch.In the present embodiment, liquid switch 3 comprises housing 35,36 and is arranged on switch main body 31 in the housing 35,36, be provided with a hollow channel 33 in the inside of switch main body 31, one end of filling and being sealed with 34, two conductive electrodes 32 of conducting liquid in passage 33 inserts respectively in the switch main body 31 and is electrically connected with conducting liquid 34 in the passage 33.Housing 35 is provided with the shift knob 351 that is used for extruded hollow passage 33.During use, the user makes itself and housing 36 together push switch main body 31 by pressing shift knob 351, makes passage 33 closures, and then disconnects conducting liquid 34, realizes the disconnection of liquid switch 3.As seen, liquid switch 3 can be used to replace existing key switch.
In addition, can also according to actual needs switch main body be arranged to spiral, rectangle and other suitable shapes, and conductive electrode can adopt other suitable shapes or be arranged on any suitable position of switch main body, to adapt to different switch application.
In the above-described embodiments, only the utility model has been carried out exemplary description, but those skilled in the art can design the execution mode of different shape according to different actual needs under the situation that does not break away from the scope and spirit that the utility model protects.
Claims (9)
1. liquid switch, it is characterized in that: described liquid switch comprises the flexible switch main body with hollow channel, be sealed in the fluid conductors in the described hollow channel, and an end two conductive electrodes that insert described switch main body and be electrically connected with described fluid conductors.
2. liquid switch according to claim 1 is characterized in that: described flexible switch main body is an elastomeric material.
3. liquid switch according to claim 2 is characterized in that: described flexible switch main body is made by soft rubber.
4. liquid switch according to claim 1 is characterized in that: described flexible switch main body is flexible strip main body.
5. liquid switch according to claim 1 is characterized in that: described flexible switch main body is a U-shaped, and described two conductive electrodes are arranged on top one side of described flexible switch main body.
6. liquid switch according to claim 1 is characterized in that: described flexible switch main body is rectangle or helical form.
7. liquid switch according to claim 1 is characterized in that: described fluid conductors is liquid metal, conduction latex or ionized water.
8. liquid switch according to claim 1 is characterized in that: described conductive electrode is conductive metal sheet or conductive wire.
9. liquid switch according to claim 1 is characterized in that: described liquid switch further comprises the housing of accommodating described switch main body and is arranged on being used on the described housing and pushes the shift knob of described hollow channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620017537 CN2904259Y (en) | 2006-06-20 | 2006-06-20 | Liquid switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620017537 CN2904259Y (en) | 2006-06-20 | 2006-06-20 | Liquid switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2904259Y true CN2904259Y (en) | 2007-05-23 |
Family
ID=38079672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620017537 Expired - Fee Related CN2904259Y (en) | 2006-06-20 | 2006-06-20 | Liquid switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2904259Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709099A (en) * | 2012-05-30 | 2012-10-03 | 张文知 | Nano conductive liquid switch |
| EP2195812B1 (en) * | 2007-09-19 | 2018-11-21 | Ken Hotte | Electrical transmission cable |
-
2006
- 2006-06-20 CN CN 200620017537 patent/CN2904259Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2195812B1 (en) * | 2007-09-19 | 2018-11-21 | Ken Hotte | Electrical transmission cable |
| CN102709099A (en) * | 2012-05-30 | 2012-10-03 | 张文知 | Nano conductive liquid switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen Huikang Medical Equipment Co. Ltd Assignor: Chen Ming Contract fulfillment period: 2008.10.28 to 2015.10.28 Contract record no.: 2008440000379 Denomination of utility model: Liquid switch Granted publication date: 20070523 License type: Exclusive license Record date: 20081113 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.10.28 TO 2015.10.28; CHANGE OF CONTRACT Name of requester: SHENZHEN CITY HUIKANG MEDICAL APPLIANCE CO., LTD. Effective date: 20081113 |
|
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN HUIKANG PRECISION INSTRUMENT CO., LTD. Free format text: FORMER OWNER: CHEN MING Effective date: 20131028 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518053 SHENZHEN, GUANGDONG PROVINCE TO: 518000 SHENZHEN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131028 Address after: 518000 Cotton Tree Drive in Guangdong province Shenzhen Futian Free Trade Zone No. 8, Yingdali technology digital park C Building 102 Patentee after: Shenzhen Huikang Precision Instrument Co., Ltd. Address before: 518053 Guangdong city of Shenzhen province Nanshan District overseas Chinese town World Habitat garden Haihua 4 23C Patentee before: Chen Ming |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070523 Termination date: 20140620 |
|
| EXPY | Termination of patent right or utility model |