CN108320947A - A kind of switch activating mechanism and electric tool of electric tool - Google Patents
A kind of switch activating mechanism and electric tool of electric tool Download PDFInfo
- Publication number
- CN108320947A CN108320947A CN201810273698.2A CN201810273698A CN108320947A CN 108320947 A CN108320947 A CN 108320947A CN 201810273698 A CN201810273698 A CN 201810273698A CN 108320947 A CN108320947 A CN 108320947A
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- Prior art keywords
- switch
- trigger
- electric tool
- speed
- architecture
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Push-Button Switches (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The invention discloses a kind of switch activating mechanisms of electric tool, include the trigger architecture for triggering multiple switch respectively, and multiple trigger architectures are driven by a trigger, realize the purpose of speed governing after first starting, it is easy to operate, simplify the composition of switch activating mechanism, reduces cost.
Description
Technical field
The invention belongs to the switch designs technical fields of electric tool, and in particular to a kind of switch starter motor of electric tool
Structure and electric tool.
Background technology
Electric tool is the work tool by electric drive as its name suggests, can be divided by its use scope difference industrial
Tool, life appliance, gardens apparatus etc., electric tool are that work production is provided convenience, and reduce the amount of labour, improve work effect
Rate, therefore be widely used in every field.
Currently, most of electric tools are all to directly initiate switch by trigger to realize booting, and according to default
Rotation speed operation operates, and usual electric tool initial start stage only has a running speed, and needs basis in actual use
The different working speed of situation different set, it is therefore desirable to add speed regulation device to need to adjust according to using.
By taking electric chain saw as an example, electric chain saw is required to have the function of manual governing at this stage, research staff exists according to the requirement
A speed-regulating switch is added on the basis of traditional electric chain saw to control motor speed, since the stress of speed-regulating switch and starting switch is big
Small, direction and stroke are all different, and generally select and speed-regulating switch is arranged independently of starting switch, be operated alone, whole in this way
Machine there is at least two controls switch, in use, user needs first to open starting switch, complete machine can be with a lower speed
Operating, when needing speed governing, user needs in addition to open speed-regulating switch to control rotating speed, and inconvenient, flexibility is poor.
Therefore, in view of problem above, it is necessary to a kind of novel switch control form is proposed, to realize a trigger manipulation
The purpose of multiple control switches, it is easy to operate, while reducing the use of switching manipulation component, simplify the group of switch activating mechanism
At reducing cost.
Invention content
In view of this, the present invention provides a kind of switch activating mechanism of electric tool and electric tool, by corresponding each
Trigger architecture is arranged in a switch, and multiple trigger architectures are driven by a trigger, realizes the purpose of speed governing after first starting, operation side
Just, the composition for simplifying switch activating mechanism, reduces cost.
A kind of switch activating mechanism for electric tool that purpose according to the present invention proposes, including be used to trigger respectively multiple
The trigger architecture of switch, the switch include at least starting switch and speed-regulating switch, and multiple trigger architectures are driven by a trigger
It is dynamic；
The trigger architecture includes starting trigger architecture and speed governing trigger architecture, and by trigger squeeze, trigger driving starts triggering
Structure action gradually pushes starting switch, opens electric tool, continues by trigger squeeze, trigger drives speed governing trigger architecture to push and adjusts
Speed switch, gradually increases speed, and in speed regulation process, starts trigger architecture and is pressed in starting switch always.
Preferably, the stroke of starting switch is less than the stroke of speed-regulating switch.
Preferably, the trigger is rotatably dispose in by a shaft on electric tool, the startup trigger architecture and speed governing
Trigger architecture is located on the both ends of trigger, and the startup trigger architecture and/or the speed governing trigger architecture are shaped in
On the both ends of trigger or the startup trigger architecture and the speed governing trigger architecture are the absolute construction to link with the trigger.
Preferably, the startup trigger architecture is the switch stress check calculation device being rotatably dispose in electric tool, described to open
It closes stress check calculation device to be in contact with trigger one end, initial start stage, trigger movement toggle switch stress check calculation device is to starting switch one
Side oscillation started by press switchs, and starting switch is opened, and keeps compressing with switch stress check calculation device always when trigger continues movement and support
It touches.
Preferably, the switch stress check calculation device includes swing rod and is set to the switch compressing member of swing rod front end, described to open
It is arcuate structure to close the side that compressing member is contacted with trigger, and the side contacted with starting switch forms inclined-plane, and switch stress turns
When parallel operation is swung, inclined-plane is constantly contacted with starting switch, will be swung active force and is converted to pressing active force realization unlatching.
Preferably, the switch compressing member is in chicken mouth shape structure, and the outside of chicken mouth shape structure is in contact with trigger, chicken mouth shape
The inside of structure is in contact with starting switch.
Preferably, the speed governing trigger architecture is shaped on trigger, and the speed governing trigger architecture is opened with the speed governing
Close the arc-shaped structure in inside of contact.
Preferably, the switch activating mechanism further includes the resetting spring for driving trigger to reset, and starting switch is opened with speed governing
Pass is self-resetting switch, and after the external force removal on trigger, the Each part on switch activating mechanism automatically resets.
To solve the above problems, the invention also discloses a kind of electric tool, including switch activating mechanism.
Compared with prior art, the advantages of switch activating mechanism of electric tool disclosed by the invention, is：
Trigger architecture is arranged by each switch of correspondence in the present invention, multiple trigger architectures are driven by a trigger, real
The purpose of speed governing, easy to operate after now first starting, and simplifies the composition of switch activating mechanism, reduces cost.
Stress check calculation device is switched by setting, is the vertical for pressing each switch by the conversion of motion of trigger, is fitted
The switch control different for each stress size, direction, stroke, regulation and control are convenient.
In addition, by the way that resetting spring is arranged, switch machine can automatically reset after the power removal for acting on trigger, be convenient for
Braking in case of emergency, braking is convenient, and security performance is high.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the schematic diagram of electric chain saw internal switch actuating mechanism.
Fig. 2 is switch activating mechanism inactive state schematic diagram.
Fig. 3 is the schematic diagram after switch activating mechanism starts.
Fig. 4,5 are switch activating mechanism schematic diagram in embodiment 2.
The title of the corresponding component representated by number or letter in figure：
1, casing 2, switch activating mechanism
21, starting switch 22, speed-regulating switch 23, trigger 24, startup trigger architecture 25, speed governing trigger architecture 26, shaft
241, swing rod 242, switch compressing member
Specific implementation mode
Just as described in the background section, multiple switch control startup and speed governing, behaviour is respectively set in traditional electric tool
It is inconvenient to make.Therefore, the present invention is directed to deficiency in the prior art, provides the switch activating mechanism of a kind of electric tool and electronic
Trigger architecture is arranged by each switch of correspondence in tool, and multiple trigger architectures are driven by a trigger, and realization first starts adjusts afterwards
The purpose of speed, it is easy to operate, simplify the composition of switch activating mechanism, reduces cost.
Technical scheme of the present invention will be clearly and completely described by specific implementation mode below.Obviously, it is retouched
The embodiment stated is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without creative efforts, belongs to the present invention
The range of protection.
Embodiment 1
Please also refer to Fig. 1 to Fig. 3, as shown, a kind of switch activating mechanism of electric tool, including be used to touch respectively
The trigger architecture of multiple switch is sent out, the wherein switch of electric tool includes at least starting switch 21 and speed-regulating switch 22, the present invention
By taking this two switches as an example, two switches are corresponding with trigger architecture, and two trigger mechanisms are driven by a trigger 23, realize first
The purpose of speed governing, easy to operate after startup, simplifies the composition of switch activating mechanism, reduces cost.
Wherein, trigger architecture is divided into startup trigger architecture 24 and speed governing triggering according to the switch of trigger architecture triggering is different
Structure 25 is started trigger architecture 24 and acts gradually pushing starting switch 21, opened electric tool, continue to press by trigger squeeze 23
Trigger 23, speed governing trigger architecture 25 pushes speed-regulating switch 22, gradually increases speed, and in speed regulation process, starts trigger architecture 24 and begins
It is pressed in eventually in starting switch 21 so that electric tool is in energization open state always.
Starting switch 21 is usually the form of capable of being opened by one key, and stroke is relatively short, and speed-regulating switch is needed according to by pressing
The size of power, the press degree of button carry out the adjusting of different rotating speeds, therefore the stroke of speed-regulating switch is more than starting switch
Stroke, so when being started using a trigger, it is necessary to assure starting switch first starts, and starts after speed-regulating switch, specifically
It can set under original state, start trigger architecture 24 and contacted with starting switch 21, speed governing trigger architecture 25 is apart from speed-regulating switch 22
Certain distance or starting switch start simultaneously with speed-regulating switch, and speed-regulating switch initial start stage is only low speed, are adjusted by continuing pressing
Speed switch is to realize the purpose to increase speed.In order to realize the purpose, present invention selection is arranged at the both ends of trigger opens with two
Corresponding trigger architecture is closed, so that the unlatching active force of trigger is transferred to switch.
Trigger 23 is rotatably dispose in by a shaft 26 on the casing 1 of electric tool, is started trigger architecture 24 and is touched with speed governing
Hair structure 25 is located on the both ends of trigger 23, and preferred in the present embodiment, speed governing trigger architecture 25 is shaped in trigger
On 23 one end, it is the switch stress check calculation device being arranged independently of trigger 23 to start trigger architecture 24, wherein switch stress check calculation
Device is rotatably dispose in electric tool, and switch stress check calculation device is in contact with 23 one end of trigger.With starting switch in the present embodiment
For down-set, speed-regulating switch is set up.It is set to swing in the counterclockwise direction by trigger squeeze 23, initial start stage, trigger 23
Toggle switch stress check calculation device is moved to 21 1 side oscillation started by press switch 21 of starting switch, starting switch 21 is opened, trigger
23 keep compressing conflict with switch stress check calculation device always when continuing movement, while the other end of trigger is contacted with speed-regulating switch,
And speed-regulating switch is gradually pushed, according to required rotating speed, the dynamics for pressing trigger squeeze is adjusted, to control the press degree of speed-regulating switch
Wherein, switch stress check calculation device includes swing rod 241 and is set to the switch compressing member 242 of 241 front end of swing rod, switch
Stress check calculation device is set to 21 side of starting switch, and between trigger 23 and starting switch 21, is turned by the switch stress
The active force of trigger 23 is transferred at starting switch 21 by parallel operation.It is preferred that the side that switch compressing member 242 is contacted with trigger 23 is
Arcuate structure facilitates driving.The side that switch compressing member 242 is contacted with starting switch 21 forms inclined-plane, switchs stress check calculation
When device is swung, inclined-plane is constantly contacted with starting switch 21, will be swung active force and is converted to pressing active force realization unlatching.Wherein open
It closes stress check calculation device to be in the present embodiment arranged above trigger 23, can also be arranged under trigger in other embodiment
Side, the unlatching of starting switch can be realized and remain the purpose for compressing starting switch in the speed governing stage by being subject to, specifically
Structure type and installation position are not limited.
Preferably, switch compressing member 242 is in chicken mouth shape structure, and the outside of chicken mouth shape structure is in contact with trigger 23, Ji Zui
The inside of shape structure is in contact with starting switch 21, and specific constructive form is not limited.
Speed governing trigger architecture 25 is shaped on trigger 23 in the present embodiment, speed governing trigger architecture 25 and speed-regulating switch 22
The arc-shaped structure in inside of contact.Wherein the speed governing trigger architecture be a frizzen, trigger rotate counterclockwise drive frizzen to
Lower movement pushes speed-regulating switch, different according to the pressing dynamics of trigger, controls the depression degree of speed-regulating switch, then adjusts and turns
Speed.
In addition, switch activating mechanism further includes the resetting spring (not shown) for driving trigger 23 to reset, resetting spring can be
One end is fixed on casing 1, and the other end is connected to the extension spring on trigger 23, or is set to the torsional spring at shaft 26, specifically
It is not limited.
Starting switch 21 and speed-regulating switch 22 are self-resetting switch, after the external force removal on trigger 23, in the mechanism
Each part automatically resets to off-mode, and to cope with emergency, braking is convenient, and security performance is high.
Working principle of the invention is as follows：
As shown in Figure 2 and Figure 3, under original state, starting switch 21, speed-regulating switch 22 are in the open state, and switch stress turns
Change device and be in initial position, trigger 23 is in maximum reset state.When booting, trigger 23 is pulled upwards, trigger 23 is counterclockwise
Rotation, 23 right side toggle switch stress check calculation device of trigger are rotated to upper right side, will be swung active force and are converted under pressing active force
Starting switch 21, starting switch 21 is pressed to open, complete machine starts low-speed running, continues up pull trigger 23 at this time, a left side for trigger
Side frizzen pushes speed-regulating switch 22, gradually increases complete machine electric current to improve running speed, after unclamping trigger 23, trigger is multiple
It is resetted under the acting force of the spring of position, other each components are reset to original state successively.
In addition, trigger 23 is except using in addition to rotation formula, also can be used mobile form, according to specific needs by starting switch,
The relative position of speed-regulating switch and trigger adjusts, and realizes the purpose of speed governing after first starting.
Embodiment 2
As shown in Figure 4, Figure 5, remaining is same as Example 1, the difference is that, start trigger architecture 24 and is shaped in
It on trigger 23, is moved synchronously with trigger 23, starting switch 21 is arranged to the left at this time, converts rotary action power to realize
Active force is pressed, can will start trigger architecture 24 and be set as two-stage structure, the side setting that front section is contacted with starting switch
For ramp structure, starting switch is gradually pushed by the effect on inclined-plane, after starting switch presses in place, hindfoot portion is arc
Structure, ensure hindfoot portion always with the tangent compression of starting switch.
In addition, in other embodiment, starts trigger architecture and/or speed governing trigger architecture can be integrally formed at the both ends of trigger
Upper or startup trigger architecture and speed governing trigger architecture are the absolute construction to link with trigger, and concrete form is not limited.
To sum up, the invention discloses a kind of switch activating mechanisms of electric tool, including are used to trigger multiple switch respectively
Trigger architecture, multiple trigger architectures are driven by a trigger, realize the purpose of speed governing after first starting, easy to operate, are simplified
The composition of switch activating mechanism, reduces cost.
Stress check calculation device is switched by setting, is the vertical for pressing each switch by the conversion of motion of trigger, is fitted
The switch control different for each stress size, direction, stroke, regulation and control are convenient.
In addition, by the way that resetting spring is arranged, switch machine can automatically reset after the power removal for acting on trigger, be convenient for
Braking in emergency circumstances, braking is convenient, and security performance is high.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (9)
1. a kind of switch activating mechanism of electric tool, which is characterized in that include the triggering knot for triggering multiple switch respectively
Structure, the switch include at least starting switch and speed-regulating switch, and multiple trigger architectures are driven by a trigger；
The trigger architecture includes starting trigger architecture and speed governing trigger architecture, and by trigger squeeze, trigger driving starts trigger architecture
Action gradually pushes starting switch, opens electric tool, continues by trigger squeeze, trigger driving speed governing trigger architecture pushes speed governing and opens
It closes, gradually increases speed, in speed regulation process, start trigger architecture and be pressed in starting switch always.
2. the switch activating mechanism of electric tool according to claim 1, which is characterized in that the stroke of starting switch is less than
The stroke of speed-regulating switch.
3. the switch activating mechanism of electric tool according to claim 1, which is characterized in that the trigger passes through a shaft
It is rotatably dispose on electric tool, the startup trigger architecture is located at speed governing trigger architecture on the both ends of trigger, described
Start trigger architecture and/or the speed governing trigger architecture to be shaped on the both ends of trigger or the startup trigger architecture and institute
It is the absolute construction to link with the trigger to state speed governing trigger architecture.
4. the switch activating mechanism of electric tool according to claim 3, which is characterized in that the startup trigger architecture is
The switch stress check calculation device being rotatably dispose in electric tool, the switch stress check calculation device are in contact with trigger one end, start
Initial stage, trigger movement toggle switch stress check calculation device are switched to one side oscillation started by press of starting switch, and starting switch is opened, and is pulled
It keeps compressing with switch stress check calculation device always when machine continues movement and contradict.
5. the switch activating mechanism of electric tool according to claim 4, which is characterized in that the switch stress check calculation device
Including swing rod and the switch compressing member for being set to swing rod front end, the side that the switch compressing member is contacted with trigger is arc knot
Structure, the side contacted with starting switch form inclined-plane, and when switch stress check calculation device is swung, inclined-plane constantly connects with starting switch
It touches, active force will be swung and be converted to pressing active force realization unlatching.
6. the switch activating mechanism of electric tool according to claim 5, which is characterized in that the switch compressing member is in chicken
The outside of mouth shape structure, chicken mouth shape structure is in contact with trigger, and the inside of chicken mouth shape structure is in contact with starting switch.
7. the switch activating mechanism of electric tool according to claim 3, which is characterized in that the speed governing trigger architecture one
It is body formed in the arc-shaped structure in inside that on trigger, the speed governing trigger architecture is contacted with the speed-regulating switch.
8. the switch activating mechanism of electric tool according to claim 1, which is characterized in that the switch activating mechanism is also
Including the resetting spring that driving trigger resets, starting switch and speed-regulating switch are self-resetting switch, the external force removal on trigger
Afterwards, the Each part on switch activating mechanism automatically resets.
9. a kind of electric tool, which is characterized in that including claim 1-8 any one of them switch activating mechanisms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810273698.2A CN108320947B (en) | 2018-03-29 | 2018-03-29 | Switch starting mechanism of electric tool and electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810273698.2A CN108320947B (en) | 2018-03-29 | 2018-03-29 | Switch starting mechanism of electric tool and electric tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108320947A true CN108320947A (en) | 2018-07-24 |
| CN108320947B CN108320947B (en) | 2023-06-20 |
Family
ID=62899881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810273698.2A Active CN108320947B (en) | 2018-03-29 | 2018-03-29 | Switch starting mechanism of electric tool and electric tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108320947B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113196968A (en) * | 2021-05-28 | 2021-08-03 | 莱克电气绿能科技(苏州)有限公司 | Garden trimming tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1287369A (en) * | 1999-09-03 | 2001-03-14 | 希尔蒂股份公司 | On/off switch for electric tool and speed regulator |
| CN202014473U (en) * | 2011-01-31 | 2011-10-26 | 苏州金莱克精密机械有限公司 | Hand-held electric tool with assembly structure |
| CN202014472U (en) * | 2011-01-31 | 2011-10-26 | 苏州金莱克精密机械有限公司 | Handheld electric tool with linked switch |
| CN102577847A (en) * | 2011-01-18 | 2012-07-18 | 苏州金莱克精密机械有限公司 | Handheld electric tool with improved trigger |
| CN103337392A (en) * | 2013-05-21 | 2013-10-02 | 浙江亚特电器有限公司 | Switch on-off mechanism of electric tool |
-
2018
- 2018-03-29 CN CN201810273698.2A patent/CN108320947B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1287369A (en) * | 1999-09-03 | 2001-03-14 | 希尔蒂股份公司 | On/off switch for electric tool and speed regulator |
| CN102577847A (en) * | 2011-01-18 | 2012-07-18 | 苏州金莱克精密机械有限公司 | Handheld electric tool with improved trigger |
| CN202014473U (en) * | 2011-01-31 | 2011-10-26 | 苏州金莱克精密机械有限公司 | Hand-held electric tool with assembly structure |
| CN202014472U (en) * | 2011-01-31 | 2011-10-26 | 苏州金莱克精密机械有限公司 | Handheld electric tool with linked switch |
| CN103337392A (en) * | 2013-05-21 | 2013-10-02 | 浙江亚特电器有限公司 | Switch on-off mechanism of electric tool |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113196968A (en) * | 2021-05-28 | 2021-08-03 | 莱克电气绿能科技(苏州)有限公司 | Garden trimming tool |
| CN113196968B (en) * | 2021-05-28 | 2022-09-20 | 莱克电气绿能科技(苏州)有限公司 | Garden trimming tool |
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| Publication number | Publication date |
|---|---|
| CN108320947B (en) | 2023-06-20 |
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