CN206324663U - A kind of non-intrusion type Waterproof key structure of pan - Google Patents
A kind of non-intrusion type Waterproof key structure of pan Download PDFInfo
- Publication number
- CN206324663U CN206324663U CN201621088898.3U CN201621088898U CN206324663U CN 206324663 U CN206324663 U CN 206324663U CN 201621088898 U CN201621088898 U CN 201621088898U CN 206324663 U CN206324663 U CN 206324663U
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- China
- Prior art keywords
- button
- intrusion type
- type waterproof
- key structure
- housing
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- 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.)
- Withdrawn - After Issue
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- Push-Button Switches (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model discloses a kind of non-intrusion type Waterproof key structure of pan, circuit switching plate including being sealed in enclosure interior, the button coordinated located at hull outside and with the circuit switching plate, key stroke chamber is formed with the outside of housing, button is slidably arranged in key stroke chamber, and the inner end of button can be closer or far from circuit switching plate；Strong magnetic piece is fixed with the inner end of button, circuit switching plate is can be with the magnetic-coupled hall magnetic sensor of strong magnetic piece.The utility model solves the drawbacks of existing Waterproof push-button will open up aperture on housing, avoid existing waterproof technique for a long time using the potential safety hazard for causing direct leak at the aging of PVC waterproof membranes and aperture, have the advantages that it is simple in construction, control it is sensitive, without perforate soft-touch control, good waterproof performance.
Description
Technical field
The present invention relates to a kind of Waterproof key structure of kitchen tools, the non-intrusion type Waterproof push-button of specifically a kind of pan
Structure.
Background technology
Developed rapidly with economical and science and technology, the continuous raising of people's living standard is various in life
Intelligent kitchen tools it is more and more.These intelligent kitchen tools often have computer-controlled circuit plate, and corresponding program is set
Button.Because kitchen utensils inevitably touch water, the waterproof construction of kitchen tools button is just particularly important, is directly connected to
The safety and service life of machine for kitchen use.
The patent of invention of Patent No. 201420085508.1 discloses a kind of Miniature electric rice cooker control panel waterproof construction,
Including shell and control circuit, shell surface is provided with control panel, and control circuit is arranged in shell and in control panel
Side, the control panel face seal is connected with the inside of soft button, the soft button of control circuit correspondence and is provided with key switch；Institute
State the soft button of control panel correspondence and be provided with button installing hole, button installing hole inwall is provided with outside button support ring, soft button
All corresponding button support rings are provided with button annular groove, and soft button inserts button installing hole, the button supporting of button installing hole
Ring, which is caught in the button annular groove of soft button and forms sealing, to be coordinated.
Existing Waterproof key structure, due to IP65 degree of protection to be reached, generally as disclosed in above-mentioned patent, circuit board peace
In upper shell, on circuit boards equipped with touch-switch.Upper shell is directly got through at dress button, in upper shell perforate
PVC waterproof membranes are sticked at place makes the inside and outside opposing seal of upper shell.Finger is pressed on soft button when using, and soft button passes through anti-
The touch-switch that moisture film encounters the inside makes button effective.After such button long-time use, the meeting aging of PVC waterproof membranes causes close
Envelope property reduction, so as to produce potential safety hazard.
The content of the invention
The technical problems to be solved by the invention are to be directed to above-mentioned state of the art, and provide a kind of non-intruding of pan
Formula Waterproof key structure, without being punched to install button on housing, fundamentally avoids the possibility of contact liq, carries
The high sealing and water resistance of housing and circuit board.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：A kind of non-intrusion type Waterproof push-button knot of pan
Structure, including the circuit switching plate of enclosure interior is sealed in, the button coordinated located at hull outside and with the circuit switching plate, housing
Outside be formed with key stroke chamber, button is slidably arranged in key stroke chamber, and the inner end of button can be closer or far from circuit
Switching plate；Strong magnetic piece is fixed with the inner end of button, circuit switching plate is to be passed with the magnetic-coupled Hall magnetosensitive of strong magnetic piece
Sensor.
For optimization above-mentioned technical proposal, present invention additionally comprises following improved technical scheme.
The lateral wall of above-mentioned housing is fixed with control panel, and button is arranged in control panel.
The body of above-mentioned control panel is fixed with gland, is formed with and is connected with key stroke chamber between control panel and gland
Button installation cavity, button is slidably arranged in button installation cavity.
Above-mentioned button, which has, be arranged with back-moving spring in the trunk portion being located in button installation cavity, trunk portion.
The end of above-mentioned trunk portion is formed with fixing groove, and strong magnetic piece is inlaid in fixing groove.
Above-mentioned housing is formed with ring-shaped step, one end and the ring-shaped step phase of back-moving spring in the outer end Yan Chu of key stroke chamber
Coordinate.
The outer end of above-mentioned button has keycap portion, is formed with annular convex between keycap portion and trunk portion, back-moving spring it is another
One end is engaged with the annular convex.
Above-mentioned button installation cavity one end is connected with key stroke chamber, and the other end has the limit chamber that diameter reduces；Key
Cap portion is located in limit chamber；The external diameter of annular convex is more than the internal diameter of limit chamber.
Above-mentioned control panel is provided with least one button, and the edge of gland and control panel is mutually equipped with；In chain of command
LCDs is provided with plate.
Compared with prior art, a kind of non-intrusion type Waterproof key structure of pan of the invention, solves existing waterproof
The drawbacks of button will open up aperture on housing, it is to avoid existing waterproof technique for a long time using cause PVC waterproof membranes agings with
And at aperture direct leak potential safety hazard.The present invention on housing without opening up aperture, and button is using strong magnetic piece across housing
Control hall magnetic sensor, it is ensured that the sealing and safety in utilization of housing.By the position by key control strong magnetic piece, when by
During lower button, button is slided in key stroke chamber makes strong magnetic piece close to hall magnetic sensor, and hall magnetic sensor enters
In the range of the effective magnetic field of strong magnetic piece, so that switch is effective.When unclamping button, being resetted in button key stroke chamber makes by force
Magnetic sheet is away from hall magnetic sensor, and hall magnetic sensor departs from the effective magnetic field scope of strong magnetic piece, so as to depart from switch shape
State, have the advantages that it is simple in construction, control it is sensitive, without perforate soft-touch control, good waterproof performance.
Brief description of the drawings
Fig. 1 is the external structure schematic diagram of the embodiment of the present invention.
Fig. 2 is the cross section structure diagram of non-intrusion type Waterproof key structure in Fig. 1.
Embodiment
Embodiments of the invention are described in further detail below in conjunction with accompanying drawing.
Fig. 1 to Fig. 2 show the structural representation of the present invention.
Reference therein is：Housing 1, key stroke chamber 11, ring-shaped step 11a, circuit switching plate 2, button 3, post
Body portion 3a, keycap portion 3b, annular convex 3c, strong magnetic piece 31, back-moving spring 32, control panel 4, gland 41, button installation cavity 42,
Limit chamber 43, LCDs 44.
A kind of non-intrusion type Waterproof key structure of pan of the present invention, including the wiring board being sealed in inside housing 1 are opened
2 are closed, the button 3 coordinated outside housing 1 and with the circuit switching plate 2.The outside of housing 1 is formed with key stroke chamber 11, presses
Key 3 is slidably arranged in key stroke chamber 11, and the inner end of button 3 can be closer or far from circuit switching plate 2.In button 3
Strong magnetic piece 31 is fixed with end, circuit switching plate 2 is can be with the magnetic-coupled hall magnetic sensor of strong magnetic piece 31.
Existing Waterproof push-button, is that wiring board is arranged on inside housing 1, touch switch, shell is provided with wiring board
Body 1 is provided with aperture at touch switch, then is sealed aperture by PVC waterproof membranes.When needing Push switch, by finger or
Person's external key stretches into aperture, contacts touch switch to trigger control command by PVC waterproof membranes.It is frequent during due to button
Need to stretch into aperture and contradict PVC waterproof membranes, for a long time using direct leak at the easy aging of PVC waterproof membranes or aperture, tool
There is larger potential safety hazard.
In the present invention, wiring board is sealingly mounted inside housing 1, without the perforate on housing 1, directly avoids leak hidden
Suffer from.Circuit switching plate 2 uses hall magnetic sensor, when pushing button 3, and button 3 is slided in key stroke chamber 11 to be made by force
Magnetic sheet 31 is close to hall magnetic sensor, and hall magnetic sensor enters in the range of the effective magnetic field of strong magnetic piece 31, so that opening
Close effective.When unclamping button 3, being resetted in the key stroke chamber 11 of button 3 makes strong magnetic piece 31 away from hall magnetic sensor, suddenly
Your magneto-dependent sensor departs from the effective magnetic field scope of strong magnetic piece 31, so as to depart from off state.
The present invention is fixed with control panel 4 in the lateral wall of housing 1, and button 3 is arranged in control panel 4.
The body of control panel 4 is fixed with gland 41, is formed between control panel 4 and gland 41 and the phase of key stroke chamber 11
The button installation cavity 42 of connection, button 3 is slidably arranged in button installation cavity 42.
Button 3, which has, be arranged with back-moving spring 32 on the trunk portion 3a being located in button installation cavity 42, trunk portion 3a.Reset
Spring 32 can be when unclamping button 3, and driving button 3 resets.
Trunk portion 3a end is formed with fixing groove, and strong magnetic piece 31 is inlaid in fixing groove.Strong magnetic piece 31 is passed with Hall magnetosensitive
Ultimate range between sensor, more than the magnetic field range of strong magnetic piece 31.So as to when unclamping button 3, pass Hall magnetosensitive
Sensor departs from magnetic field.When pushing button 3, hall magnetic sensor is set to enter magnetic field.
Housing 1 is formed with ring-shaped step 11a, one end of back-moving spring 32 and annular table in the outer end Yan Chu of key stroke chamber 11
Rank 11a is engaged.
The outer end of button 3 has keycap portion 3b, and annular convex 3c, back-moving spring are formed between keycap portion 3b and trunk portion 3a
32 other end is engaged with annular convex 3c.
The one end of button installation cavity 42 is connected with key stroke chamber 11, and the other end has the limit chamber 43 that diameter reduces.Key
Cap portion 3b is located in limit chamber 43.Annular convex 3c external diameter is more than the internal diameter of limit chamber 43, can prevent that button 3 from undesirably falling off
Button installation cavity 42.
Control panel 4 is provided with least one button 3.Physical button on control panel 4 can be using the present invention's
Non-intrusion type Waterproof key structure, effectively improves water resistance and service life.The edge of gland 41 and control panel 4 matches
Dress.LCDs 44 is provided with control panel 4.
Highly preferred embodiment of the present invention has been illustrated, and the various change or remodeling made by those of ordinary skill in the art are not
It can depart from the scope of the present invention.
Claims (9)
1. a kind of non-intrusion type Waterproof key structure of pan, including the internal circuit switching plate (2) of housing (1) is sealed in, if
The button (3) coordinated outside housing (1) and with the circuit switching plate (2), it is characterized in that：It is formed with the outside of the housing (1)
Key stroke chamber (11), described button (3) is slidably arranged in described key stroke chamber (11), the button (3) it is interior
End can be closer or far from described circuit switching plate (2)；Strong magnetic piece (31) is fixed with the inner end of the button (3),
Described circuit switching plate (2) is can be with the strong magnetic piece (31) magnetic-coupled hall magnetic sensor.
2. a kind of non-intrusion type Waterproof key structure of pan according to claim 1, it is characterized in that：The housing (1)
Lateral wall be fixed with control panel (4), described button (3) is arranged in described control panel (4).
3. a kind of non-intrusion type Waterproof key structure of pan according to claim 2, it is characterized in that：The control panel
(4) body is fixed with gland (41), is formed between described control panel (4) and gland (41) and the key stroke chamber
(11) the button installation cavity (42) being connected, described button (3) is slidably arranged in described button installation cavity (42).
4. a kind of non-intrusion type Waterproof key structure of pan according to claim 3, it is characterized in that：Described button
(3) having be arranged with back-moving spring (32) in the trunk portion (3a) being located in button installation cavity (42), described trunk portion (3a).
5. a kind of non-intrusion type Waterproof key structure of pan according to claim 4, it is characterized in that：The trunk portion
The end of (3a) is formed with fixing groove, and described strong magnetic piece (31) is inlaid in described fixing groove.
6. a kind of non-intrusion type Waterproof key structure of pan according to claim 5, it is characterized in that：The housing (1)
Ring-shaped step (11a), one end of the back-moving spring (32) and described ring are formed with the outer end Yan Chu of key stroke chamber (11)
Shape step (11a) is engaged.
7. a kind of non-intrusion type Waterproof key structure of pan according to claim 6, it is characterized in that：The button (3)
Outer end there is keycap portion (3b), be formed with annular convex (3c) between the keycap portion (3b) and trunk portion (3a), it is described to reset
The other end of spring (32) is engaged with the annular convex (3c).
8. a kind of non-intrusion type Waterproof key structure of pan according to claim 7, it is characterized in that：Described button peace
(42) one end of behaveing affectedly is connected with described key stroke chamber (11), and the other end has the limit chamber (43) that diameter reduces；It is described
Keycap portion (3b) be located at described limit chamber (43) in；The external diameter of the annular convex (3c) is more than the interior of limit chamber (43)
Footpath.
9. a kind of non-intrusion type Waterproof key structure of pan according to claim 8, it is characterized in that：Described chain of command
Plate (4) is provided with least one button (3), and the edge of described gland (41) and control panel (4) is mutually equipped with；In control panel
(4) LCDs (44) is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621088898.3U CN206324663U (en) | 2016-09-29 | 2016-09-29 | A kind of non-intrusion type Waterproof key structure of pan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621088898.3U CN206324663U (en) | 2016-09-29 | 2016-09-29 | A kind of non-intrusion type Waterproof key structure of pan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206324663U true CN206324663U (en) | 2017-07-14 |
Family
ID=59285904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621088898.3U Withdrawn - After Issue CN206324663U (en) | 2016-09-29 | 2016-09-29 | A kind of non-intrusion type Waterproof key structure of pan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206324663U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106214005A (en) * | 2016-09-29 | 2016-12-14 | 曹可星 | A kind of non-intrusion type Waterproof key structure of pan |
-
2016
- 2016-09-29 CN CN201621088898.3U patent/CN206324663U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106214005A (en) * | 2016-09-29 | 2016-12-14 | 曹可星 | A kind of non-intrusion type Waterproof key structure of pan |
| CN106214005B (en) * | 2016-09-29 | 2018-12-25 | 星宇电子(宁波)有限公司 | A kind of non-intrusion type Waterproof key structure of cookware |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170714 Effective date of abandoning: 20181225 |
|
| AV01 | Patent right actively abandoned |