CN106169390B - A kind of speed-regulating switch - Google Patents
A kind of speed-regulating switch Download PDFInfo
- Publication number
- CN106169390B CN106169390B CN201610732090.2A CN201610732090A CN106169390B CN 106169390 B CN106169390 B CN 106169390B CN 201610732090 A CN201610732090 A CN 201610732090A CN 106169390 B CN106169390 B CN 106169390B
- Authority
- CN
- China
- Prior art keywords
- trigger
- speed
- contact chip
- pedestal
- terminal
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/12—Bases; Stationary contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/18—Movable parts; Contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/18—Movable parts; Contacts mounted thereon
- H01H21/22—Operating parts, e.g. handle
- H01H2021/225—Operating parts, e.g. handle with push-pull operation, e.g. which can be pivoted in both directions by pushing or pulling on the same extremity of the operating member
Landscapes
- Push-Button Switches (AREA)
Abstract
The present invention relates to button switch technical fields, more particularly to a kind of speed-regulating switch, including pedestal, the upper end of the pedestal is provided with switch block, the side of the pedestal is provided with pcb board and sliding terminal, the pcb board is provided with the first contact chip, the sliding terminal is slidably connected with the first contact chip, the pedestal is additionally provided with the trigger assembly for driving sliding terminal to slide along the first contact chip and be closed switch block, the present invention can be realized the accurate speed regulation to motor, and it is compact-sized, the size of switch is reduced, uses operator more convenient.
Description
Technical field
The present invention relates to button switch technical field more particularly to a kind of speed-regulating switch.
Background technique
Speed-regulating switch uses electronic circuit or micro-chip processor to go to change the methods of the series of motor, voltage, electric current, frequency
The revolving speed for controlling motor, so that motor reaches a kind of electronic switch of higher service performance.
Speed-regulating switch currently on the market is all step speed regulation or crawl shelves are what high speed was arranged, but all waved in the presence of switch
Diastema is excessive, adjusts the speed not accurate situation, and structure is complicated, and size also designs relatively large, and whole feel is bad, to behaviour
Author's use brings very big inconvenience.
Summary of the invention
The purpose of the present invention is to solve the shortcomings of the prior art providing a kind of speed-regulating switch, the present invention be can be realized to horse
The accurate speed regulation reached, and it is compact-sized, the size of switch is reduced, uses operator more convenient.
The present invention is achieved through the following technical solutions, a kind of speed-regulating switch, including pedestal, the upper end of the pedestal
It is provided with switch block, the pcb board and sliding terminal of the side of the pedestal, the pcb board is provided with the first contact chip, described
Sliding terminal is slidably connected with the first contact chip, and the pedestal is additionally provided with for driving sliding terminal to slide along the first contact chip
And the trigger assembly for being closed switch block.
Preferably, the switch block includes main switch terminal, the second contact chip and is set to above main switch terminal
Auxiliary switch terminal, second contact chip includes the bending part of main part and upward bending, the auxiliary switch terminal and second
The bending part of contact chip is fixedly connected.
Preferably, the bending angle between the bending part and main part is 30 degree to 50 degree.
Preferably, the trigger assembly includes the driving mechanism of push handle and driving push handle linear motion, the push handle
One end is connect with driving mechanism, and the other end of the push handle is provided with contact head, and the contact head and the sliding of the second contact chip connect
It connects.
Preferably, the push handle is provided with card slot, the upper end of the sliding terminal is provided with the fixture block with card slot clamping.
Preferably, the driving mechanism includes trigger and the support rod that is set in the middle part of trigger, the upper end of the trigger
Hinged with one end of push handle, one end of the support rod is connect with pedestal, and the other end and trigger of the support rod are hinged.
Preferably, using the junction of support rod and trigger as diacritical point, trigger is divided into power arm and resistance by diacritical point
The arm of force, the length of the power arm are greater than the length of the resistance arm.
Preferably, the resistance arm is provided with the spring for reset, one end of the spring is connect with pedestal, described
The other end of spring is connect with trigger resistance arm.
Beneficial effects of the present invention: the upper end of a kind of speed-regulating switch, including pedestal, the pedestal is provided with switch block,
The side of the pedestal is provided with pcb board and sliding terminal, and the pcb board is provided with the first contact chip, the sliding terminal and
First contact chip is slidably connected, and the pedestal is additionally provided with for driving sliding terminal to slide along the first contact chip and make switching group
The trigger assembly of part closure, after trigger assembly driving switch component is closed, the closing of circuit of switch, in trigger assembly driving switch
While component is closed, trigger assembly can also drive sliding terminal to slide along the first contact chip surface, and pcb board connects external electrical
Brain, for controlling motor rotary speed, when sliding terminal is remoter along the first contact chip surface sliding distance, motor rotary speed is faster, realizes
Accurate speed regulation to motor, and it is compact-sized, the size of switch is reduced, uses operator more convenient.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention.
Fig. 2 is right view of the invention.
Fig. 3 is the schematic perspective view at another visual angle of the present invention.
Fig. 4 is decomposition texture schematic diagram of the invention.
Specific embodiment
1 the present invention is described further to attached drawing 4 and specific embodiment with reference to the accompanying drawing.
As shown in Figure 1 to Figure 2, the upper end of a kind of speed-regulating switch, including pedestal 1, the pedestal 1 is provided with switch block 2,
The side of the pedestal 1 is provided with pcb board 3 and sliding terminal 4, and the pcb board 3 is provided with the first contact chip 31, the sliding
Terminal 4 is slidably connected with the first contact chip 31, and the pedestal 1 is additionally provided with for driving sliding terminal 4 along the first contact chip 31
The trigger assembly 5 for sliding and being closed switch block 2.
After 5 driving switch component 2 of the present embodiment trigger assembly closure, the closing of circuit of switch, speed-regulating switch is started to work,
While 5 driving switch component 2 of trigger assembly closure, trigger assembly 5 can also drive sliding terminal 4 along 31 table of the first contact chip
Face sliding, pcb board 3 connects external computer, for controlling motor rotary speed, when sliding terminal 4 is slided along 31 surface of the first contact chip
Distance is remoter, and motor rotary speed is faster, realizes the accurate speed regulation to motor, and compact-sized, reduces the size of switch, make to grasp
Author uses more convenient.
As shown in figure 3, the switch block 2 includes main switch terminal 21, the second contact chip 22 and setting in the present embodiment
Auxiliary switch terminal 23 above main switch terminal 21, second contact chip 22 include the folding of main part 221 and upward bending
Turn of bilge 222, the auxiliary switch terminal 23 are fixedly connected with the bending part 222 of the second contact chip 22, and the driving of trigger assembly 5 second connects
The bending part 222 of contact 22 downwardly turns over, so that auxiliary switch terminal 23 is contacted with main switch terminal 21, that is, the circuit switched closes
It closes, speed-regulating switch is started to work.
In the present embodiment, the bending angle between the bending part 222 and main part 221 is 30 degree to 50 degree, bending angle
Hour is spent, then when the main part 221 of the second contact chip 22 is flipped up, interference can be generated to trigger assembly 5, influence triggering group
5 driving switch component 2 of part closure；When bending angle is excessive, then it will appear the diastema that the bending part 222 of the second contact chip 22 waves
It is excessive, it causes to adjust the speed not accurate situation.
As shown in figure 4, the trigger assembly 5 includes push handle 51 and the drive for driving the linear motion of push handle 51 in the present embodiment
One end of motivation structure, the push handle 51 is connect with driving mechanism, and the other end of the push handle 51 is provided with contact head 52, described to connect
Contact 52 is slidably connected with the second contact chip 22, and driving mechanism drives push handle 51 to move along a straight line, and contact head 52 connects with second first
221 sliding contact of main part of contact 22 can drive when the bending part 222 of contact head 52 and the second contact chip 22 contacts
The bending part 222 of two contact chips 22 downwardly turns over, so that auxiliary switch terminal 23 is contacted with main switch terminal 21, that is, the circuit switched
Closure, speed-regulating switch are started to work.
In the present embodiment, the push handle 51 is provided with card slot 511, and the upper end of the sliding terminal 4 is provided with and card slot 511
The fixture block 41 of clamping is fixedly connected for sliding terminal 4 with push handle 51, when driving mechanism drives push handle 51 to move along a straight line, push handle
51 will drive sliding terminal 4 slides along 31 surface of the first contact chip.
In the present embodiment, the driving mechanism includes trigger 53 and the support rod 55 for being set to the middle part of trigger 53, described to pull
The upper end of machine 53 and one end of push handle 51 are hinged, and one end of the support rod 55 is connect with pedestal 1, the support rod 55 it is another
End is hinged with trigger 53, hinged just for fulcrum with trigger 53 and support rod 55, utilizes lever principle, cocking 53, trigger 53
Push handle 51 can be driven to move along a straight line.
In the present embodiment, using the junction of support rod 55 and trigger 53 as diacritical point, trigger 53 is divided into dynamic by diacritical point
The arm of force 531 and resistance arm 532, the length of the power arm 531 are greater than the length of the resistance arm 532, and first on pcb board 3
Contact chip 31, the first contact chip 31 are carved with several speed regulation gears, and there are spacing distances between two adjacent speed regulation gears, work as cunning
Moved end 4 slides into another speed regulation gear from a speed regulation gear, realizes the revolving speed conversion of motor, and the present embodiment works as operator
When accidentally encountering trigger 53 because the length of power arm 531 is greater than the length of resistance arm 532, according to lever principle, with trigger 53 with
Hinged support rod 55 is just fulcrum, and the moving distance of the power arm 531 of trigger 53 is greater than the moving distance of resistance arm 532, that is, pushes away
The distance that handle 51 pushes sliding terminal 4 to slide on the first contact chip 31 is less than the distance that trigger 53 is pulled, and is slided by control
Terminal 4 shortens in 31 up stroke distance of the first contact chip, so that sliding terminal 4 can not slide into another from a speed regulation gear
Gear is adjusted the speed, the revolving speed of motor can not be converted, and guarantee the normal work of motor.
In the present embodiment, the resistance arm 532 is provided with the spring 54 for reset, one end of the spring 54 and pedestal
1 connection, the other end of the spring 54 is connect with trigger resistance arm 532, can extension spring when operator pulls trigger 53
54, when operator stops exerting a force to trigger 53, drive resistance arm 532 to reset by 54 deformation of spring, so that operation is more square
Just.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to the present invention
Limitation.
Claims (4)
1. a kind of speed-regulating switch, it is characterised in that: including pedestal (1), the upper end of the pedestal (1) is provided with switch block (2),
The side of the pedestal (1) is provided with pcb board (3) and sliding terminal (4), and the pcb board (3) is provided with the first contact chip
(31), the sliding terminal (4) is slidably connected with the first contact chip (31), and the pedestal (1) is additionally provided with for driving sliding
The trigger assembly (5) that terminal (4) slides along the first contact chip (31) and is closed switch block (2)；
The switch block (2) includes main switch terminal (21), the second contact chip (22) and is set on main switch terminal (21)
The auxiliary switch terminal (23) of side, second contact chip (22) includes the bending part (222) of main part (221) and upward bending,
The auxiliary switch terminal (23) is fixedly connected with the bending part (222) of the second contact chip (22)；
The trigger assembly (5) includes the driving mechanism of push handle (51) and driving push handle (51) linear motion, the push handle (51)
One end connect with driving mechanism, the other end of the push handle (51) is provided with contact head (52), the contact head (52) and the
Two contact chips (22) are slidably connected；
The driving mechanism includes trigger (53) and the support rod (55) being set in the middle part of trigger (53), the trigger (53) it is upper
Hold it is hinged with one end of push handle (51), one end of the support rod (55) is connect with pedestal (1), the support rod (55) it is another
End is hinged with trigger (53)；
Using the junction of support rod (55) and trigger (53) as diacritical point, trigger (53) is divided into power arm (531) by diacritical point
With resistance arm (532), the length of the power arm (531) is greater than the length of the resistance arm (532)；
The first contact chip (31) on pcb board (3) is carved with several speed regulation gears, there is interval between two adjacent speed regulation gears
Distance adjusts the speed gear when sliding terminal (4) slides into another from a speed regulation gear, realizes the revolving speed conversion of motor.
2. a kind of speed-regulating switch according to claim 1, it is characterised in that: the bending part (222) and main part (221)
Between bending angle be 30 degree to 50 degree.
3. a kind of speed-regulating switch according to claim 1, it is characterised in that: the push handle (51) is provided with card slot (511),
The upper end of sliding terminal (4) is provided with the fixture block (41) with card slot (511) clamping.
4. a kind of speed-regulating switch according to claim 1, it is characterised in that: the resistance arm (532) is provided with for multiple
The spring (54) of position, one end of the spring (54) are connect with pedestal (1), the other end and trigger resistance arm of the spring (54)
(532) it connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610732090.2A CN106169390B (en) | 2016-08-26 | 2016-08-26 | A kind of speed-regulating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610732090.2A CN106169390B (en) | 2016-08-26 | 2016-08-26 | A kind of speed-regulating switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106169390A CN106169390A (en) | 2016-11-30 |
| CN106169390B true CN106169390B (en) | 2019-08-02 |
Family
ID=57376803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610732090.2A Active CN106169390B (en) | 2016-08-26 | 2016-08-26 | A kind of speed-regulating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106169390B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201936791U (en) * | 2011-03-11 | 2011-08-17 | 乐清市杰拉华电器有限公司 | DC speed regulation switch |
| CN204102776U (en) * | 2014-09-19 | 2015-01-14 | 重庆市大明汽车电器有限公司 | A kind of for the control switching construction in automobile combined switch |
| CN204884971U (en) * | 2015-08-21 | 2015-12-16 | 宁波良业电器有限公司 | Brushless electric tool control switch |
| CN206098245U (en) * | 2016-08-26 | 2017-04-12 | 东莞辰达电器有限公司 | Speed regulating switch |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7005592B2 (en) * | 2003-10-15 | 2006-02-28 | Methode Electronics, Inc. | Plunger contact assembly for an automobile control stalk |
| CN2896485Y (en) * | 2006-01-01 | 2007-05-02 | 杨法德 | Dust-proof speed-regulation switch of electric tool |
| CN105519309B (en) * | 2014-09-28 | 2017-11-07 | 南京德朔实业有限公司 | Grass-mowing machine |
-
2016
- 2016-08-26 CN CN201610732090.2A patent/CN106169390B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201936791U (en) * | 2011-03-11 | 2011-08-17 | 乐清市杰拉华电器有限公司 | DC speed regulation switch |
| CN204102776U (en) * | 2014-09-19 | 2015-01-14 | 重庆市大明汽车电器有限公司 | A kind of for the control switching construction in automobile combined switch |
| CN204884971U (en) * | 2015-08-21 | 2015-12-16 | 宁波良业电器有限公司 | Brushless electric tool control switch |
| CN206098245U (en) * | 2016-08-26 | 2017-04-12 | 东莞辰达电器有限公司 | Speed regulating switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106169390A (en) | 2016-11-30 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 523160 Hongmei town second industrial area, Dongguan, Guangdong Applicant after: De Fengdian Polytron Technologies Inc Address before: 523160 Hongmei town second industrial area, Dongguan, Guangdong Applicant before: Dongguan Chen Da Appliance Co., Ltd. |
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| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |