CN203398008U - Waterproof switch and waterproof camera - Google Patents
Waterproof switch and waterproof camera Download PDFInfo
- Publication number
- CN203398008U CN203398008U CN201320440608.7U CN201320440608U CN203398008U CN 203398008 U CN203398008 U CN 203398008U CN 201320440608 U CN201320440608 U CN 201320440608U CN 203398008 U CN203398008 U CN 203398008U
- Authority
- CN
- China
- Prior art keywords
- waterproof
- water proof
- hall
- key
- proof switch
- 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 - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000004568 cement Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000006698 induction Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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- Switch Cases, Indication, And Locking (AREA)
- Push-Button Switches (AREA)
Abstract
The utility model discloses a waterproof switch and a waterproof camera. The waterproof switch comprises a key and a key circuit board. The key comprises a key body and a permanent magnet which is fixedly installed inside the key body. The key is disposed on the outer surface of a waterproof housing. The key circuit board is disposed inside the waterproof housing and equipped with a Hall switch integrated circuit. The Hall element of the Hall switch integrated circuit is exactly opposite to the permanent magnet. When the key is loosened and pressed, the Hall switch integrated circuit correspondingly outputs reciprocal electrical signals. In addition, the inner cavity of the key can balance the air and water pressures between the inner cavity of the key and the outside through a through hole which is communicated with the outside. Each of the switches of the waterproof camera is the waterproof switch. According to the utility model, the magnetic induction principle of the Hall element is employed, so as to enable the key circuit to be separated from a mechanical part, thereby achieving the waterproof effect. The through hole can enable the pressure between the inside and the outside to be balanced, and there is no need to consider the impact of the pressure of an environment where the camera is used. The waterproof switch not only is reliable and but also has no mechanical loss.
Description
Technical field
The utility model relates to the field of switches for input signal, relates in particular to a kind of water proof switch and the waterproof camera of this kind of water proof switch is set.
Background technology
Such as the design difficulty that to be moving camera or waterproof camera etc. input the waterproof product of various signals by switch, be the waterproofing design of the key part of switch.Often adopt on the market spring to add the press-key structure of sealing ring type, the shortcoming of this kind of water proof switch is: 1, volume is larger; 2, in order to offset hydraulic pressure, the active force that spring applies is often larger, and this just requires user in the situation that hydraulic pressure is little, to need to apply larger power to operate; If 3 hydraulic pressure are excessive, button can be malfunctioning.
Utility model content
An object of the present utility model is to address the above problem, and provides that a kind of volume is little, the water proof switch of easy operating.
The technical solution adopted in the utility model is: a kind of water proof switch, comprise button and button circuit board, described button comprises keying body and is fixedly installed in the permanent magnet of keying body inside, described button is arranged on the outer surface of waterproof case, described button circuit board is arranged at the inside of waterproof case, on described button circuit board, hall ic is installed, described hall ic for respond to Hall element that permanent magnet positions changes and permanent magnet in corresponding button over against, wherein, the relative position relation of described permanent magnet and Hall switch requires button when loosening with down state, corresponding hall ic is exported the reciprocal signal of telecommunication.
Preferably, in described keying body, be provided with the inner chamber that makes keying body with extraneous be connected for balance keying body inner chamber and outside air pressure and the through hole of hydraulic pressure.
Preferably, described permanent magnet is arranged on the inner top surface of keying body.
Preferably, the inner surface of described Hall element and waterproof case is affixed.
Preferably, described keying body is made by rubber.
Preferably, described waterproof case is made by plastic cement.
Preferably, described keying body is pasted on the outer surface of described waterproof case by marine glue.
Another object of the present utility model is to provide a kind of waterproof camera, and this waterproof camera arranges that a kind of volume is little, the water proof switch of easy operating.
The technical solution adopted in the utility model is: a kind of waterproof camera, and its each switch is above-mentioned any water proof switch, the waterproof case of each water proof switch is the shell of waterproof camera jointly.
Preferably, the hall ic that is positioned at the same lip-deep water proof switch of waterproof camera is installed on same button circuit board.
The beneficial effects of the utility model are: water proof switch of the present utility model utilizes Hall element magnetic induction principle, key circuit part is partly isolated with keyboard mechanical, and reach waterproof effect, and this kind of water proof switch is both reliable, machinery-free loss again.Meanwhile, in keying body, be designed with and make its inner chamber and the extraneous through hole being connected, make keying body inner chamber and space outerpace pressure complete equipilibrium, thereby no matter button of the present utility model also can not lost efficacy under great hydraulic pressure environment.
Accompanying drawing explanation
Fig. 1 is according to a kind of schematic diagram of implementing structure of water proof switch described in the utility model;
Fig. 2 implements the schematic diagram of structure according to the another kind of water proof switch described in the utility model.
Embodiment
As shown in Figure 1, water proof switch of the present utility model comprises button 2 and button circuit board 4, button 2 comprises keying body 21 and is fixedly installed in the permanent magnet 22 of keying body inside, button 2 is arranged on the outer surface of waterproof case 5, for example, can directly be pasted on the outer surface of waterproof case 5 by marine glue.Button circuit board 4 is arranged at the inside of waterproof case 5, on button circuit board 4, hall ic is installed, hall ic for the Hall element 3 of responding to permanent magnet 22 change in location and permanent magnet 22 in corresponding button 2 over against, wherein, permanent magnet 22 requires button when loosening with down state with the relative position relation of Hall switch 3, corresponding hall ic is exported the reciprocal signal of telecommunication, at button in not applying under the relaxation state of pressing force P, permanent magnet 22 is away from Hall element, hall ic now will be exported high level or low level signal, this pressing force P for people be the button operation pressure applying, when button is pressed under the effect of pressing force P, permanent magnet 22 approaches with Hall element 3, and now, hall ic is by the signal of output low level or high level.Above hall ic is the circuit of comparative maturity, generally include Hall element 3, switch, amplifier, sample & hold circuit, this schmitt trigger and triode driver output level, operation principle is: the current output of Hall element 3 inputs to amplifier and amplifies when switch is opened, inputing to sample & hold circuit samples again, and before opening, upper once switch keeps current level, this level is sent into this schmitt trigger, this schmitt trigger is controlled the output of triode driver output level, this schmitt trigger has a hysteretic characteristic, when making to export by key level, can obtain the signal of stablizing non-jitter, there is shake in Bu Hui magnetic field Near The Critical Point.
In order to adapt to, under different external pressures or hydraulic pressure, easily use button, as shown in Figure 2, as arranged, make the inner chamber and the extraneous through hole that makes internal and external pressure balance 211 being connected of keying body 21 in keying body, this through hole 211 can be one or more, can allow the internal pressure of keying body and the pressure of whole camera environment for use reach balance completely, pressing force P is remained unchanged under any air pressure and hydraulic pressure.Namely, no matter under great air pressure or hydraulic pressure, the key press P that the switch lock of button needs is identical, so just effectively prevents that it lost efficacy under high hydraulic pressure environment or changing appears in operating handle.
In order to make water proof switch have less volume, this perseverance magnet 22 can be arranged on the inner top surface of keying body 21; This Hall element 2 can be affixed with the inner surface of waterproof case 5.
Above keying body 21 can be made by rubber, and above waterproof case 5 can be made by plastic cement, and this waterproof case 5 is not so long as can isolate magnetic field material.
Each switch of waterproof camera of the present utility model is water proof switch described above, and the waterproof case of each water proof switch is the shell of waterproof camera jointly.The hall ic that is positioned at the same lip-deep water proof switch of waterproof camera can be installed on same button circuit board, is convenient to like this carry out the rational deployment of waterproof camera each several part.
Be only the utility model preferred embodiment in sum, be not used for limiting practical range of the present utility model.Be that all equivalences of doing according to the content of the utility model claim change and modify, all should belong to technology category of the present utility model.
Claims (9)
1. a water proof switch, comprise button and button circuit board, it is characterized in that: described button comprises keying body and is fixedly installed in the permanent magnet of keying body inside, described button is arranged on the outer surface of waterproof case, described button circuit board is arranged at the inside of waterproof case, on described button circuit board, hall ic is installed, described hall ic for respond to Hall element that permanent magnet positions changes and permanent magnet in corresponding button over against, wherein, the relative position relation of described permanent magnet and Hall switch requires button when loosening with down state, corresponding hall ic is exported the reciprocal signal of telecommunication.
2. water proof switch according to claim 1, is characterized in that: in described keying body, be provided with the inner chamber that makes keying body with extraneous be connected for balance keying body inner chamber and outside air pressure and the through hole of hydraulic pressure.
3. water proof switch according to claim 1, is characterized in that: described permanent magnet is arranged on the inner top surface of keying body.
4. water proof switch according to claim 1, is characterized in that: the inner surface of described Hall element and waterproof case is affixed.
5. water proof switch according to claim 1, is characterized in that: described keying body is made by rubber.
6. water proof switch according to claim 1, is characterized in that: described waterproof case is made by plastic cement.
7. water proof switch according to claim 1, is characterized in that: described keying body is pasted on the outer surface of described waterproof case by marine glue.
8. a waterproof camera, is characterized in that: each switch of described waterproof camera is the water proof switch described in any one in claim 1 to 7, and the waterproof case of each water proof switch is the shell of waterproof camera jointly.
9. waterproof camera according to claim 8, is characterized in that: the hall ic that is positioned at the same lip-deep water proof switch of waterproof camera is printed on same button circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440608.7U CN203398008U (en) | 2013-07-23 | 2013-07-23 | Waterproof switch and waterproof camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440608.7U CN203398008U (en) | 2013-07-23 | 2013-07-23 | Waterproof switch and waterproof camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203398008U true CN203398008U (en) | 2014-01-15 |
Family
ID=49909521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320440608.7U Expired - Lifetime CN203398008U (en) | 2013-07-23 | 2013-07-23 | Waterproof switch and waterproof camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203398008U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125457A (en) * | 2016-08-29 | 2016-11-16 | 河源市新天彩科技有限公司 | A kind of waterproof cameras |
| CN107370920A (en) * | 2017-07-12 | 2017-11-21 | 成都西可科技有限公司 | A kind of imaging terminal and its control method |
-
2013
- 2013-07-23 CN CN201320440608.7U patent/CN203398008U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125457A (en) * | 2016-08-29 | 2016-11-16 | 河源市新天彩科技有限公司 | A kind of waterproof cameras |
| CN107370920A (en) * | 2017-07-12 | 2017-11-21 | 成都西可科技有限公司 | A kind of imaging terminal and its control method |
| CN107370920B (en) * | 2017-07-12 | 2023-07-18 | 成都市喜爱科技有限公司 | Imaging terminal and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGZHOU JINGHUA PRECISION OPTICAL CO., LTD. Free format text: FORMER NAME: GUANGZHOU JOC TECH. CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 510000 Guangdong Province, Guangzhou city Whampoa District Po Industrial District East tablets Kangda Road No. 12 Patentee after: GUANGZHOU JINGHUA PRECISION OPTICS Co.,Ltd. Address before: 510000 Guangdong Province, Guangzhou city Whampoa District Po Industrial District East tablets Kangda Road No. 12 Patentee before: GUANGZHOU JINGHUA OPTICAL & ELECTRONICS Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A kind of water proof switch and waterproof camera Effective date of registration: 20160704 Granted publication date: 20140115 Pledgee: China Co. truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: GUANGZHOU JINGHUA PRECISION OPTICS Co.,Ltd. Registration number: 2016440000016 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170912 Granted publication date: 20140115 Pledgee: China Co. truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: GUANGZHOU JINGHUA PRECISION OPTICS Co.,Ltd. Registration number: 2016440000016 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A kind of water proof switch and waterproof camera Effective date of registration: 20170919 Granted publication date: 20140115 Pledgee: China Co. truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: GUANGZHOU JINGHUA PRECISION OPTICS Co.,Ltd. Registration number: 2017990000876 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190402 Granted publication date: 20140115 Pledgee: China Co. truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: GUANGZHOU JINGHUA PRECISION OPTICS Co.,Ltd. Registration number: 2017990000876 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140115 |