CN209675173U - A kind of split type key resetting structure and split type button assembly - Google Patents
A kind of split type key resetting structure and split type button assembly Download PDFInfo
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- CN209675173U CN209675173U CN201920690831.4U CN201920690831U CN209675173U CN 209675173 U CN209675173 U CN 209675173U CN 201920690831 U CN201920690831 U CN 201920690831U CN 209675173 U CN209675173 U CN 209675173U
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- key
- split type
- fixing groove
- resetting structure
- return unit
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Abstract
The utility model discloses a kind of split type key resetting structure and split type button assemblies.A kind of split type key resetting structure, including fixed bracket and key；It is provided with fixing groove on the fixed bracket, is provided with return unit in the fixing groove；The key bottom is provided with the pressing plate for pressing circuit switch, and the key periphery is provided with limiting section, and the key is set in the fixing groove by its limiting section detachable card, and the key can be abutted with the return unit.A kind of split type button assembly, including wiring board, further include the split type key resetting structure, and the fixed bracket is detachably set on the wiring board；Circuit switch is provided on the wiring board, the pressing plate of the key can be abutted with the circuit switch to control its on or off.The split type key resetting structure of the utility model and split type button assembly have the characteristics that structure is simple, easy to assembly, production cost is low.
Description
Technical field
The utility model relates to compact electric apparatus field more particularly to a kind of split type key resetting structures and split type key
Component.
Background technique
Currently, the household electrical appliance of user generally use button operation control, the operation that user directly touches and is readily seen that
Button.Key bottom is resetted by spring under normal circumstances, and when assembling needs gradually to install spring and key, works as production
When amount is big and component is more, time-consuming for installation, high production cost.In addition, only being opened by circuit in the case where being not provided with spring
Close elastic reset, it is easy to a series of problems, such as clamping stagnation, displacement occur, so that key can not operate, influence user's use.
Many products are all to use key control switch in numerous small household appliances, during switching power on reset, very much
Structure uses spring reset, and Standard step is more.
Application No. is 2015201553219 Chinese utility model patents to disclose a kind of integral operational key, including
Key and bracket, the bracket is frame structure and connection is arranged with several keys, and the edge of each key is equipped with protrusion
Periphery, and connect respectively by the way that elastic rib is arranged with bracket on periphery, the bottom of the key is equipped with for opening by volt circuit
The pressing plate of pass is additionally provided with vertically extending limited post on the periphery of each key, and the key, elastic rib and bracket are integrated injection molding
Molding structure.The operation button that the technical solution provides is an integral structure.The utility model is that solution is of the existing technology
Problem proposes a kind of completely new resolving ideas, to provide that a kind of structure is simple, easy to assembly, production cost is low split type by
Key resetting structure and split type button assembly.
Utility model content
In order to overcome shortcoming and defect existing in the prior art, the utility model provides that a kind of structure is simple, assembling
Split type key resetting structure and split type button assembly convenient, production cost is low.
The utility model is achieved through the following technical solutions:
The utility model provides a kind of split type key resetting structure, including fixed bracket and key；
It is provided with fixing groove on the fixed bracket, is provided with return unit in the fixing groove；
The key bottom is provided with the pressing plate for pressing circuit switch, and the key periphery is provided with limiting section, institute
It states key to be set in the fixing groove by its limiting section detachable card, and the key can be abutted with the return unit.
The split type key resetting structure of the utility model the fixation bracket and key seperated by setting, in fixed bracket
Fixing groove in return unit is set, return unit can be supported resets to the key after pressing, do not need that spring reset is arranged,
Optimize structure, reduce production stage and reduce production cost, and avoid being not provided with key in the case where spring can not reset,
Easily there is the problem of clamping stagnation and displacement；It is set to key detachable card in fixing groove by limiting section, structure is simple, assembling side
Just, easy to produce.
It is further preferred that the return unit includes the elastic joint part being connected as one and reset support portion, the bullet
Property interconnecting piece be fixed on the inside of the fixing groove；
The key can be abutted with the reset support portion.
When key downward push abuts to the reset support portion, the elastic joint part can generate downwards plasticity change
Shape, the elastic joint part after plastic deformation can give the reset support portion screen resilience after pressing keys, and described
Resetting support portion can then prop up key reset upwards.
It is further preferred that the reset support portion is cylindric or round table-like or sheet, the reset support portion hangs down
It is directly fixed on the elastic joint part.Above-mentioned shape is set by the reset support portion, can achieve to described by key-shaped
At the effect that support resets, and keytop can be formed and be supported, keep it steady.
It is further preferred that the elastic joint part is flat elastomeric connector strip.Flat elastomeric connector strip plasticity becomes
Shape is good, has excellent screen resilience.
It is further preferred that being additionally provided with the positive stop strip for limiting to the key on the inside of the fixing groove.The limit
Position item can limit the key bottom, prevent the key from generating displacement in the fixing groove or skidding off.
It is further preferred that the return unit is two, two return units are symmetrically disposed on the two of the fixing groove
Side.If the fixing groove and the key are smaller, two return units can be set.
It is further preferred that the return unit is three or three or more, the return unit is uniformly distributed in the fixation
In slot.If the fixing groove and the key are larger, three or three return units described above can be set.
It is further preferred that the limiting section includes holding plate and limit protrusive board, the holding plate is vertically installed in described
Key lower surface, the limit protrusive board are located at the holding plate bottom, and the limit protrusive board is protruded to the holding plate outside；
The key is set in the fixing groove by the limit protrusive board detachable card.
The limit protrusive board can be buckled in the fixing groove bottom outside, make between the key and the fixation
It is connected firmly, and easy to assembly.
It is further preferred that the limiting section be it is multiple, multiple limiting sections are uniformly distributed along the key periphery.If
Setting multiple limiting sections can make the key and the support bracket fastened connection more stable.
The split type key resetting structure of the utility model the utility model has the advantages that
The split type key resetting structure of the utility model the fixation bracket and key seperated by setting, in fixed bracket
Fixing groove in return unit is set, return unit can be supported resets to the key after pressing, do not need that spring reset is arranged,
Optimize structure, reduce production stage and reduce production cost, and avoid being not provided with key in the case where spring can not reset,
Easily there is the problem of clamping stagnation and displacement；It is set to key detachable card in fixing groove by limiting section, structure is simple, assembling side
Just, easy to produce.The split type key resetting structure of the utility model has structure is simple, easy to assembly, production cost is low etc.
Feature.
The utility model still further provides a kind of split type button assembly, including wiring board, further includes any of the above-described
Split type key resetting structure described in, the fixed bracket are detachably set on the wiring board；
Circuit switch is provided on the wiring board, the pressing plate of the key can be abutted with the circuit switch to control it
On or off.
The split type button assembly of the utility model the utility model has the advantages that
The split type button assembly of the utility model is by being arranged split type key resetting structure, in support bracket fastened fixation
Return unit is set in slot, and return unit can be supported reset to the key after pressing, do not need setting spring reset, optimize
Structure reduces production stage and reduces production cost, and avoids key in the case where being not provided with spring that from can not resetting, easily occur
The problem of clamping stagnation and displacement；Key detachable card is set in fixing groove by limiting section, structure is simple, and it is easy to assembly, just
In production.The split type button assembly of the utility model has the characteristics that structure is simple, easy to assembly, production cost is low.
Detailed description of the invention
Fig. 1 is the perspective view of the explosion of the split type key resetting structure preferred structure of the utility model.
Fig. 2 is the cross-sectional view of the split type key resetting structure preferred structure of the utility model.
Fig. 3 is another perspective view of the explosion of the split type key resetting structure preferred structure of the utility model.
Fig. 4 is the schematic perspective view of the split type button assembly preferred structure of the utility model.
Fig. 5 is the perspective view of the explosion of the split type button assembly preferred structure of the utility model.
Specific embodiment
It mentions in the present specification or up, down, left, right, before and after, front, the back side, top, the bottom that may mention etc.
Positional terms are defined relative to each construction shown in the drawings, they are opposite concepts, therefore, it is possible to can root
Correspondingly changed according to different location locating for it, different use states.So also should not be by these or others side
Position term is construed to restricted term.
Please refer to Fig. 1-Fig. 3.Fig. 1 is the explosion signal of the split type key resetting structure preferred structure of the utility model
Figure.Fig. 2 is the cross-sectional view of the split type key resetting structure preferred structure of the utility model.Fig. 3 is the fission of the utility model
Another perspective view of the explosion of formula key resetting structure preferred structure.
The split type key resetting structure of the utility model, including fixed bracket 1 and key 2.It is set on the fixed bracket 1
It is equipped with fixing groove 10, is provided with return unit 11 in the fixing groove 10.2 bottom of key is provided with for pressing circuit switch
Pressing plate 21,2 periphery of key is provided with limiting section 22, and the key 2 is set to described by its 22 detachable card of limiting section
In fixing groove 10, and the key 2 can be abutted with the return unit 11.
Specifically, the fixed bracket 1 and the key 2 are Split injection molding.The fixed bracket 1 is frame knot
Structure.
The return unit 11 includes the elastic joint part 111 being connected as one and reset support portion 112, the elastic connection
10 inside of fixing groove is fixed in portion 111；The key 2 can be abutted with the reset support portion 112.
When the downward push of key 2 abuts to the reset support portion 112, the elastic joint part 111 can be generated downwards
It is plastically deformed, the elastic joint part 111 after plastic deformation can give the reset support portion 112 after pressing keys 2
Screen resilience, and key 2 then can be propped up reset upwards by the reset support portion 112.
The reset support portion 112 can be cylindric or round table-like or sheet, and the reset support portion 112 is vertically solid
Due on the elastic joint part 111.The embodiment of the present invention reset support portion 112 is preferably set to round table-like.It will be described
It resets support portion 112 and is set as above-mentioned shape, can achieve and the effect that support resets is formed to the key 2, and can be to key
Surface forms support, keeps it steady.
The embodiment of the present invention elastic joint part 111 is preferably set to flat elastomeric connector strip.Flat elasticity is even
Narrow bars are plastically deformed, and have excellent screen resilience, can have the effect of elastic reset without spring, while it has preferably
Sense of touch structure, it is simple and practical, it is easy for installation.Can C-shaped further preferably be set by the elastomeric connector strip.
In addition, being additionally provided with the positive stop strip 12 for limiting to the key 2 on the inside of the fixing groove 10.The positive stop strip
12 can limit 2 bottom of key, prevent the key 2 from generating displacement in the fixing groove 10 or skidding off, i.e.,
Make pressing dynamics are excessive will not cause the damage of reset support portion 112, deformation.
The quantity of the return unit 11 can be set according to the size of the fixing groove 10 and the key 2.
When the return unit 11 is two, two return units 11 are symmetrically disposed on the two sides of the fixing groove 10.
If the fixing groove 10 and the key 2 are smaller, two return units 11 can be set.Described in one of them of the present embodiment
Two return units 11 are preferably set up in fixing groove 10.
When the return unit 11 is three or three or more, the return unit 11 is uniformly distributed in the fixing groove 10
It is interior.If the fixing groove 10 and the key 2 are larger, three or three return units 11 described above can be set.The present embodiment
One of them described fixing groove 10 in be preferably set up four return units 11.
The embodiment of the present invention limiting section 22 includes holding plate 221 and limit protrusive board 222, and the holding plate 221 is vertically set
It is placed in 2 lower surface of key, the limit protrusive board 222 is located at 221 bottom of holding plate, and the limit protrusive board 222 is to institute
It states and is protruded on the outside of holding plate 221；The key 2 is set in the fixing groove 10 by 222 detachable card of limit protrusive board.
The limit protrusive board 222 can be buckled in 10 bottom outside of fixing groove, make the key 2 and described fix it
Between between be connected firmly, and it is easy to assembly.
The limiting section 22 be it is multiple, multiple limiting sections 22 are uniformly distributed along 2 periphery of key.Multiple institutes are set
Stating limiting section 22 can make the connection of the key 2 and the fixed bracket 1 more stable.The present embodiment is preferably provided with four
The limiting section 22.
The split type key resetting structure of the utility model the utility model has the advantages that
The split type key resetting structure of the utility model the fixation bracket and key seperated by setting, in fixed bracket
Fixing groove in return unit is set, return unit can be supported resets to the key after pressing, do not need that spring reset is arranged,
Optimize structure, reduce production stage and reduce production cost, and avoid being not provided with key in the case where spring can not reset,
Easily there is the problem of clamping stagnation and displacement；It is set to key detachable card in fixing groove by limiting section, structure is simple, assembling side
Just, easy to produce.The split type key resetting structure of the utility model has structure is simple, easy to assembly, production cost is low etc.
Feature.
Further referring to Fig. 4 and Fig. 5.Fig. 4 is the three-dimensional knot of the split type button assembly preferred structure of the utility model
Structure schematic diagram.Fig. 5 is the perspective view of the explosion of the split type button assembly preferred structure of the utility model.
The utility model still further provides a kind of split type button assembly, including wiring board 3, further includes any of the above-described
Split type key resetting structure described in, the fixed bracket 1 are detachably set on the wiring board 3.
Circuit switch 31 is provided on the wiring board 3, the pressing plate 21 of the key 2 can be abutted with the circuit switch 31
To control its on or off.
In use, the key 2 supports when the key 2 downward push abuts to the return unit 11 of the fixed bracket 1
It connects the circuit switch 31 and controller on or off, elastic joint part 111 generates downwards plastic deformation.After releasing pressing, deformation
The elastic joint part 111 can restore original position back up, thus make the reset support portion 112 drive it is described by
Key 2 sets back.
The stable structure of the split type button assembly of the utility model, will not occur wiring board 3 is toppled over it is described by
The problem of loosening of key 2, bite.
The split type button assembly of the utility model the utility model has the advantages that
The split type button assembly of the utility model is by being arranged split type key resetting structure, in support bracket fastened fixation
Return unit is set in slot, and return unit can be supported reset to the key after pressing, do not need setting spring reset, optimize
Structure reduces production stage and reduces production cost, and avoids key in the case where being not provided with spring that from can not resetting, easily occur
The problem of clamping stagnation and displacement；Key detachable card is set in fixing groove by limiting section, structure is simple, and it is easy to assembly, just
In production.The split type button assembly of the utility model has the characteristics that structure is simple, easy to assembly, production cost is low.
The split type key resetting structure of the utility model and split type button assembly are particularly suitable for the small family such as cooling fan
Electricity.
The utility model is not limited to above embodiment, if the various changes or deformation to the utility model do not take off
Spirit and scope from the utility model, if these changes and deformation belong to the claims and equivalents of the utility model
Within the scope of, then the utility model is also intended to encompass these changes and deformation.
Claims (10)
1. a kind of split type key resetting structure, it is characterised in that: including fixed bracket and key；
It is provided with fixing groove on the fixed bracket, is provided with return unit in the fixing groove；
The key bottom is provided with the pressing plate for pressing circuit switch, and the key periphery is provided with limiting section, described to press
Key is set in the fixing groove by its limiting section detachable card, and the key can be abutted with the return unit.
2. split type key resetting structure according to claim 1, it is characterised in that: the return unit includes being connected as one
The elastic joint part and reset support portion, the elastic joint part of body are fixed on the inside of the fixing groove；
The key can be abutted with the reset support portion.
3. split type key resetting structure according to claim 2, it is characterised in that: the reset support portion is cylinder
Shape or round table-like or sheet, the reset support portion are perpendicularly fixed on the elastic joint part.
4. split type key resetting structure according to claim 3, it is characterised in that: the elastic joint part is flat
Elastomeric connector strip.
5. split type key resetting structure according to claim 1, it is characterised in that: be additionally provided on the inside of the fixing groove
Positive stop strip for being limited to the key.
6. split type key resetting structure according to claim 1-5, it is characterised in that: the return unit is two
A, two return units are symmetrically disposed on the two sides of the fixing groove.
7. split type key resetting structure according to claim 1-5, it is characterised in that: the return unit is three
A or three or more, the return unit is uniformly distributed in the fixing groove.
8. split type key resetting structure according to claim 1-5, it is characterised in that: the limiting section includes
Holding plate and limit protrusive board, the holding plate are vertically installed in the key lower surface, and the limit protrusive board is located at the holding
Board bottom portion, the limit protrusive board are protruded to the holding plate outside；
The key is set in the fixing groove by the limit protrusive board detachable card.
9. split type key resetting structure according to claim 8, it is characterised in that: the limiting section be it is multiple, it is multiple
The limiting section is uniformly distributed along the key periphery.
10. a kind of split type button assembly, including wiring board, it is characterised in that: further include claim 1-9 described in any item
Split type key resetting structure, the fixed bracket are detachably set on the wiring board；
Be provided with circuit switch on the wiring board, the pressing plate of the key can be abutted with the circuit switch with control its open or
It closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920690831.4U CN209675173U (en) | 2019-05-15 | 2019-05-15 | A kind of split type key resetting structure and split type button assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920690831.4U CN209675173U (en) | 2019-05-15 | 2019-05-15 | A kind of split type key resetting structure and split type button assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209675173U true CN209675173U (en) | 2019-11-22 |
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ID=68575140
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920690831.4U Active CN209675173U (en) | 2019-05-15 | 2019-05-15 | A kind of split type key resetting structure and split type button assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209675173U (en) |
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2019
- 2019-05-15 CN CN201920690831.4U patent/CN209675173U/en active Active
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