CN208189443U - Push switch - Google Patents
Push switch Download PDFInfo
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- CN208189443U CN208189443U CN201820763034.XU CN201820763034U CN208189443U CN 208189443 U CN208189443 U CN 208189443U CN 201820763034 U CN201820763034 U CN 201820763034U CN 208189443 U CN208189443 U CN 208189443U
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- button
- pedestal
- push switch
- card slot
- block
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Abstract
The utility model relates to a kind of push switches, including pedestal, side plate, movable contact spring, fixed touching plate, button, linear sliding potentiometer and the pcb board of installation on the base；Pedestal and side plate surround an accommodating cavity to accommodate button；The first card slot, the second card slot and fixed block are equipped in pedestal, the first card slot cooperates the second card slot for fixing fixed touching plate for being clamped movable contact spring, fixed block；Elastic component is installed in button；The side of button is equipped with drive block, and drive block is for driving movable contact spring to be electrically connected with fixed touching plate；The side of drive block is extended with slide connecting part；Linear sliding potentiometer has travelling arm；Slide connecting part is arranged in pedestal and connect with travelling arm；Pcb board is electrically connected with movable contact spring, fixed touching plate respectively.The structure of above-mentioned push switch is simple, realizes the resistance value for powering on and adjusting linear sliding potentiometer simultaneously by push button, convenient for according to circumstances, the revolving speed of adjustment equipment securely and reliably avoids the problem that breakpoint stall occurs in hand mixer when operation.
Description
Technical field
The utility model relates to switching technique fields, more particularly to a kind of push switch for hand device.
Background technique
With the continuous improvement of people's living standards, various household electrical appliance and electrical lighting utensil widely come into people's
Life, in particular for handling the hand device of food.The small household appliances that hand device is arranged as a kind of kitchen are that people are daily
The food such as water fruits and vegetables often edible blends utensil in life.
The speed regulation of pressing operation hand device currently on the market, especially hand mixer, it is main to be connect using pcb board is exposed
Contact adjusts resistance, to realize speed-regulating function, since the pressing process of push switch is continuously, during the work time, to hold
The problem of the problem of breakpoint stall often occurs in blender, the breakpoint stall easily damages motor.
Utility model content
Based on this, it is necessary to current traditional technology there are aiming at the problem that, provide it is a kind of for hand device by pressing off
It closes, safe and reliable, the problem of breakpoint stall occurs in avoidable hand mixer.
In order to realize the purpose of this utility model, the utility model uses following technical scheme:
A kind of push switch, including pedestal, the side plate being mounted on the pedestal, movable contact spring, fixed touching plate, button, connection
The linear sliding potentiometer of the button and the pcb board of the electrical connection linear sliding potentiometer；The pedestal and the side plate surround an appearance
Chamber is set to accommodate the button；The first card slot, the second card slot and fixed block are equipped in the pedestal, first card slot is for blocking
The movable contact spring is connect, the fixed block cooperates second card slot for fixing the fixed touching plate；It is equipped in the button
Elastic component；The button is equipped with drive block towards the side of first card slot, and the drive block is for driving the dynamic touching
Piece is electrically connected with fixed touching plate；The side of the drive block towards the linear sliding potentiometer is extended with slide connecting part；The straight sliding current potential
Device has travelling arm；The slide connecting part is arranged in the pedestal and connect with the travelling arm；The pcb board respectively with the dynamic touching
Piece, fixed touching plate electrical connection.
The structure of above-mentioned push switch is simple, is realized simultaneously by push button and powers on and adjust linear sliding potentiometer
Resistance value, convenient for operation when according to circumstances, the revolving speed of adjustment equipment securely and reliably avoids hand mixer from breakpoint mistake occur
The problem of speed.
The movable contact spring includes rotation connection, dynamic elasticity portion and dynamic contact portion, the dynamic company in one of the embodiments,
Socket part is arranged in first card slot and is electrically connected with the pcb board；The dynamic elasticity portion is described for abutting with the drive block
Dynamic contact portion with the fixed touching plate for being electrically connected.
The corrugated setting in dynamic elasticity portion in one of the embodiments,.
The fixed touching plate includes determining interconnecting piece and determining contact portion in one of the embodiments, described to determine interconnecting piece and wear
It is electrically connected with the pcb board in second card slot, it is described to determine contact portion and be mounted on the fixed block.
Barrier block is additionally provided in the pedestal in one of the embodiments, the barrier block is located at first card slot
Between second card slot.
The button is equipped with tooth group far from the side of the drive block in one of the embodiments,；It is described by pressing off
Pass further includes the display component being mounted on the pedestal, and the display component includes the display tooth of gear and the engagement gear
Item, the gear are engaged with the tooth group, and the gear drives the display rack gear mobile to the mobile opposite direction of the button.
In one of the embodiments, it is described display rack gear moving distance be the button moving distance two/
One.
Several card teeths are equipped in the pedestal in one of the embodiments,；The button includes mounting portion；It is described to press
Compressing switch further includes the stopping component being mounted on the pedestal, the stopping component include stop secondary button, pressure spring and with stopping
The sliding block that secondary button abuts；The sliding block is mounted in the mounting portion, and the sliding block is equipped with several engaging tooths and mounting groove, institute
Engaging tooth is stated to be used for and the clamping tooth engagement；The pressure spring is placed in the mounting groove and abuts with the mounting portion.
The bottom of pedestal described in the clamping teeth directional is extended in one of the embodiments,；Engagement teeth directional institute
The top for stating pedestal is extended.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the push switch of the utility model first embodiment；
Fig. 2 is the exploded view of push switch shown in FIG. 1；
Fig. 3 is the rearview of push switch shown in FIG. 1, and wherein pcb board, side plate, elastic component are not shown；
Fig. 4 is the front view of push switch shown in FIG. 1, and wherein pcb board, linear sliding potentiometer are not shown；
Fig. 5 is the stereoscopic schematic diagram of button shown in FIG. 1；
Fig. 6 is the stereoscopic schematic diagram of the push switch of the utility model second embodiment, and wherein display component is not shown；
Fig. 7 is the stereoscopic schematic diagram of the push switch of the utility model 3rd embodiment, is not shown wherein stopping component；
Fig. 8 is the sectional view at A-A shown in Fig. 7；
Fig. 9 is the enlarged drawing at B shown in Fig. 8；
Figure 10 is the constitutional diagram of button shown in Fig. 7 and sliding block, pressure spring；
Figure 11 is the exploded view of button shown in Fig. 10 and sliding block, pressure spring.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
The understanding for opening content is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.
It is referring to FIG. 1 to FIG. 4, the push switch 100 of the utility model first embodiment, for being mounted on a hander
In tool, the push switch 100 include pedestal 10, the side plate 20 being mounted on pedestal 10, movable contact spring 30, fixed touching plate 40, button 50,
Connect the linear sliding potentiometer 60 of button 50 and be electrically connected the pcb board 70 of the linear sliding potentiometer 60, pcb board 70 respectively with movable contact spring
30, fixed touching plate 40 is electrically connected.
Referring to Fig. 2 and Fig. 3, pedestal 10 and side plate 20 surround an accommodating cavity to accommodate button 50, set in pedestal 10
There are the first card slot 11, the second card slot 12, fixed block 13 and baffle block 14, the first card slot 11 is for being clamped movable contact spring 30, fixed block
13 the second card slots 12 of cooperation are with for fixing the fixed touching plate 40, barrier block is used between the first card slot 11 and the second card slot 12
In the barrier of movable contact spring 30 and fixed touching plate 40, movable contact spring 30 is avoided to be electrically connected with fixed touching plate 40 because of vibration or electrostatic.
Pedestal 10 has mounting surface 15 backwards to the side of side plate 20, and mounting surface 15 is for installing linear sliding potentiometer 60.At it
In in an embodiment, mounting surface 15 is equipped with several abuttings blocks 150, and each abutting block 150 is evenly distributed on the both ends of mounting surface 15,
Block 150 is abutted to abut with linear sliding potentiometer 60.The side of side plate 20 towards pedestal 10 is extended with clamping block 21, and clamping block 21 cooperates
Mounting surface 15 is to be clamped linear sliding potentiometer 60.Side plate 20 is equipped with stepped groove to install pcb board 70.
In another embodiment, pedestal 10 and side plate 20, which fasten, installs, specifically, pedestal 10 is equipped with several binding blocks 16
And locating piece 17, side plate 20 are equipped with the buckling groove of corresponding binding block 16, locating piece 17 is located at the connection of pedestal 10 and side plate 20
Place, locating piece 17 cooperates binding block 16 so that pedestal 10 and side plate 20 fasten.In one embodiment, binding block 16 is towards side
The one side of plate 20 has inclined surface, in order to the installation of side plate 20.
Referring to Fig. 3, movable contact spring 30 includes rotation connection 31, dynamic elasticity portion 32 and dynamic contact portion 33；Rotation connection
31 the first card slots 11 for being arranged in pedestal 10 are electrically connected with pcb board 70；The substantially corrugated setting in dynamic elasticity portion 32, for press
Button 50 abuts；Dynamic contact portion 33 with fixed touching plate 40 for being electrically connected.Fixed touching plate 40 includes determining interconnecting piece 41 and determining contact portion 42, fixed
The second card slot 12 that interconnecting piece 41 is arranged in pedestal 10 is electrically connected with pcb board 70, is determined contact portion 42 and is mounted on fixed block 13.?
Wherein in an embodiment, rotation connection 31 is determined interconnecting piece 41 and is connect with 70 soldering of pcb board.The dynamic contact portion 33 of movable contact spring 30,
Fixed touching plate 40 determines to be mounted on silver contact on contact portion 42, and silver contact can increase movable contact spring 30 with fixed touching plate 40 using frequency
Rate increases contact effect, enhances electric conductivity.In another embodiment, movable contact spring 30 is made of elastic material.When work, press
Button 50 pushes the dynamic contact portion 33 of the movable contact spring 30 to determine the movement of contact portion 42 towards fixed touching plate 40 when moving in pedestal 10, make
Dynamic contact portion 33 is electrically connected with contact portion 42 is determined；When button 50 is not abutted with movable contact spring 30, movable contact spring 30 relies on the elastic force of itself
It is separated with fixed touching plate 40.
Referring to Fig. 5, elastic component 51 is installed in button 50, elastic component 51 is abutted with the bottom of pedestal 10, make by
Button 50 has reseting elasticity.In one embodiment, elastic component 51 is pressure spring.Button 50 is towards on the side of the first card slot 11
Equipped with drive block 52, the one side of drive block 52 towards movable contact spring 30 has drive surface 520, and drive surface 520 is used for and movable contact spring 30
Dynamic elasticity portion 32 abut, and the dynamic contact portion 33 of the movable contact spring 30 is driven to be electrically connected with the contact portion 42 of determining of fixed touching plate 40；It drives
The side of motion block 52 towards linear sliding potentiometer 60 is extended with slide connecting part 53, and pedestal 10 is equipped with sliding slot 19, linear sliding potentiometer 60
With travelling arm 61, slide connecting part 53 is arranged in sliding slot 19 and connect with travelling arm 61, so that linear sliding potentiometer when push button 50
60 resistance sizes are followed by the change in location of button 50.
Linear sliding potentiometer 60 is arranged in the mounting surface 15 of pedestal 10 and is clamped with the clamping block of side plate 20 21, linear sliding potentiometer
60 have current potential contact jaw 62, and current potential contact jaw 62 is electrically connected with pcb board 70.
When work, Manual press button 50,50 compression elastic piece 51 of button drives the movable contact spring 30 and straight sliding current potential simultaneously
Device 60 is mobile, is electrically connected the contact of the dynamic contact portion 33 of movable contact spring 30 with the contact for determining contact portion 42 of fixed touching plate 40, realizes
Power on, by the sliding of the travelling arm 61 of linear sliding potentiometer 60, realizes the variation of resistance value；After loosing one's grip, in elastic component
Under the action of 51, button 50 resets, and power supply disconnects, and the travelling arm 61 of linear sliding potentiometer 60 returns to initial position.
The structure of above-mentioned push switch 100 is simple, is realized simultaneously by push button 50 and powers on and adjust straight slide
The resistance value of potentiometer 60, convenient for according to circumstances, the revolving speed of adjustment equipment securely and reliably avoids hand mixer from going out when operation
The problem of existing breakpoint stall.
It is the push switch 100 of the utility model second embodiment, the present embodiment and above-mentioned first referring to Fig. 6
Embodiment the difference is that:
The push switch 100 further includes the display component (not shown) being mounted on pedestal 10, and display component includes gear
And the display rack gear of meshing gear, button 50 are equipped with tooth group 59 far from the side of drive block 52, gear is engaged with tooth group 59, tooth
Wheel drive shows that rack gear is mobile to the mobile opposite direction of button 50.In one embodiment, the moving distance of the display rack gear
For the half of the moving distance of button 50.
When work, Manual press button 50,59 sliding tooth wheel of the tooth group rotation on button 50, gear driving display rack gear is straight
Line is mobile, shows the moving direction of rack gear and the moving direction of button 50 on the contrary, linear sliding potentiometer can be observed by display rack gear
60 change in resistance, in order to the revolving speed size of accurately adjustment equipment.
In another embodiment, pedestal 10 is equipped with the first fixed frame, and side plate 20 is equipped with the of corresponding first fixed frame
Two fixed frames, the second fixed frame cooperate the first fixed frame to install display component.
Be the push switch 100 of the utility model 3rd embodiment referring to Fig. 7 to Figure 11, the present embodiment with it is upper
State first embodiment the difference is that:
Several card teeths 18 are equipped in pedestal 10；Button 50 includes mounting portion 58；Push switch 100 further includes being mounted on base
Stopping component (not shown) on seat 10, stopping component includes stopping secondary button, pressure spring 80 and the sliding block 90 abutted with stopping secondary girl,
Sliding block 90 is mounted in the mounting portion 58 of button 50, and sliding block 90 is equipped with several engaging tooths 91 and mounting groove 92, and engaging tooth 91 is used
It is engaged in card teeth 18, pressure spring 80 is placed in mounting groove 92 and abuts with mounting portion 58.In one embodiment, it is clamped
Tooth 18 is extended to the bottom of pedestal 10；Engaging tooth 91 is extended to the top of pedestal 10.
In another embodiment, pedestal 10 is equipped with the first mounting rack, and side plate 20 is equipped with the of corresponding first mounting rack
Two mounting racks, the first mounting rack and the second mounting rack surround a fixing groove to accommodate and stop secondary button, and when making to stop secondary button to press
Stop secondary button to abut with sliding block 90, the first mounting rack, the second mounting rack simultaneously.
When work, Manual press button 50 presses the secondary button of stopping, stopping secondary button when button 50 is at some operating position
Driving sliding block 90 moves in button 50, and compression press spring 80, engaging tooth 91 and the card teeth 18 on pedestal 10 of sliding block 90 are nibbled
It closes, is parked in button 50 on the operating position；When needing to unlock, lower button 50 is pressed again, and the engaging tooth 91 on sliding block 90 exists
Position is disengaged with the card teeth 18 on pedestal 10 under the action of pressure spring 80 and is resetted, and makes to stop secondary button reset, button 50
It is resetted under the action of elastic component 51.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (9)
1. a kind of push switch, which is characterized in that including pedestal, the side plate being mounted on the pedestal, movable contact spring, fixed touching plate,
The pcb board of button, the linear sliding potentiometer of the connection button and the electrical connection linear sliding potentiometer；The pedestal and the side plate
An accommodating cavity is surrounded to accommodate the button；The first card slot, the second card slot and fixed block, first card are equipped in the pedestal
Slot cooperates second card slot for fixing the fixed touching plate for being clamped the movable contact spring, the fixed block；The button
Elastic component is inside installed；The button is equipped with drive block towards the side of first card slot, and the drive block is for driving
The movable contact spring is electrically connected with fixed touching plate；The side of the drive block towards the linear sliding potentiometer is extended with slide connecting part；It is described
Linear sliding potentiometer has travelling arm；The slide connecting part is arranged in the pedestal and connect with the travelling arm；The pcb board respectively with
The movable contact spring, fixed touching plate electrical connection.
2. push switch according to claim 1, which is characterized in that the movable contact spring includes rotation connection, dynamic elasticity portion
And dynamic contact portion, the rotation connection are arranged in first card slot and are electrically connected with the pcb board；The dynamic elasticity portion be used for
The drive block abuts, and the dynamic contact portion with the fixed touching plate for being electrically connected.
3. push switch according to claim 2, which is characterized in that the corrugated setting in dynamic elasticity portion.
4. push switch according to claim 2, which is characterized in that the fixed touching plate is including determining interconnecting piece and determining contact
Portion, it is described to determine interconnecting piece and be arranged in second card slot to be electrically connected with the pcb board, it is described to determine contact portion and be mounted on the fixation
On block.
5. push switch according to claim 1, which is characterized in that be additionally provided with barrier block, the barrier in the pedestal
Block is between first card slot and second card slot.
6. push switch according to claim 1, which is characterized in that the button is set on the side far from the drive block
With teeth group；The push switch further includes the display component being mounted on the pedestal, and the display component includes gear and nibbles
The display rack gear of the gear is closed, the gear is engaged with the tooth group, and the gear drives the display rack gear to press to described
The mobile opposite direction of button is mobile.
7. push switch according to claim 6, which is characterized in that the moving distance of the display rack gear is the button
Moving distance half.
8. push switch according to claim 1, which is characterized in that be equipped with several card teeths in the pedestal；It is described to press
Button includes mounting portion；The push switch further includes the stopping component being mounted on the pedestal, and the stopping component includes stopping
Only secondary button, pressure spring and the sliding block abutted with the secondary button of stopping；The sliding block is mounted in the mounting portion, if the sliding block is equipped with
Dry engaging tooth and mounting groove, the engaging tooth are used for and the clamping tooth engagement；The pressure spring is placed in the mounting groove simultaneously
It is abutted with the mounting portion.
9. push switch according to claim 8, which is characterized in that the bottom of pedestal described in the clamping teeth directional, which extends, to be set
It sets；The top of pedestal described in the engagement teeth directional is extended.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820241070 | 2018-02-08 | ||
| CN201820241070X | 2018-02-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208189443U true CN208189443U (en) | 2018-12-04 |
Family
ID=64428527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820763034.XU Active CN208189443U (en) | 2018-02-08 | 2018-05-21 | Push switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208189443U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109950078A (en) * | 2019-04-18 | 2019-06-28 | 杭州科明电子有限公司 | A kind of water-proof potentiometer button switch |
-
2018
- 2018-05-21 CN CN201820763034.XU patent/CN208189443U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109950078A (en) * | 2019-04-18 | 2019-06-28 | 杭州科明电子有限公司 | A kind of water-proof potentiometer button switch |
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