CN102825569B - Electric tool triggered by pressure - Google Patents
Electric tool triggered by pressure Download PDFInfo
- Publication number
- CN102825569B CN102825569B CN201210299372.XA CN201210299372A CN102825569B CN 102825569 B CN102825569 B CN 102825569B CN 201210299372 A CN201210299372 A CN 201210299372A CN 102825569 B CN102825569 B CN 102825569B
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- electric tool
- handle housing
- motor
- trigger switch
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- Portable Nailing Machines And Staplers (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses an electric tool triggered by pressure. The electric tool comprises an operation head, a motor for driving the operation head, a handle shell, a triggering switch, an intermediate component and a first elastic member. One end of the intermediate component is used for triggering the switch, the other end of the intermediate component is used for mounting the operation head and the middle of the intermediate component is used for mounting the motor. The first elastic member is used for driving the intermediate component away from the triggering switch. A gripping part is formed at the top of the handle shell. A sleeve part with one open end is formed on the handle shell. The sleeve part is used for connecting and containing the intermediate component. The triggering switch is fixed inside the handle shell. The intermediate component is slidably connected with the handle shell. The electric tool triggered by pressure is novel and ingenious in structure, accords with ergonomics more, simplifies operational actions of the triggering motor during starting, and operational actions of triggering are combined with actions allowing alignment and pressing of the operation head, and the circumstance of misalignment caused by bouncing of the electric tool due to operation of the triggering motor is reduced.
Description
Technical field
The present invention relates to a kind of electric tool, be specifically related to a kind of electric tool making it start working by staff applying pressure activated.
Background technology
Existing electric tool, such as screwdriver etc., operationally user's holding tool on the other hand, another hand is assisted, in order to the work of electric tool can be controlled, often be provided with control button, user is operated control button while gripping by that hand gripped, now user must make the thumb of the hand of gripping or forefinger unclamp gripping and then remove contact-making switch, stable grip can not be remained, to such an extent as to user is when triggering work and switching working mode, electric tool is because the generation of unclamping of finger is beated or displacement, for screwdriver, after we have gripped screwdriver, need to aim at screw, then start shooting, the action of start needs finger to unclamp to press button again to complete, now screwdriver bit may produce and beat, aim at screw no longer accurately, when the turn of the screw, by pine to tight or by being tightened in the process of pine, the rotative power switching screwdriver may be needed, if but go to regulate by unclamping certain finger, screwdriver bit can be caused again to beat.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide and a kind ofly can execute stressed change by user to the part gripped and trigger machine operation or change the electric tool of power of motor.
In order to realize above-mentioned target, the present invention adopts following technical scheme:
The electric tool of pressure activated work, comprise: be integrated with the working head of transmission mechanism and attachment, for driving the motor of above-mentioned working head work, it is characterized in that, also comprise: handle housing, trigger switch, one end for trigger the above-mentioned trigger switch other end for above-mentioned working head is installed and centre for install above-mentioned motor intermediate module, for driving above-mentioned intermediate module away from the first elastic component of above-mentioned trigger switch; Above-mentioned handle housing top is formed with grip part, above-mentioned handle housing be formed open at one end for docking the sleeve part holding above-mentioned intermediate module, above-mentioned trigger switch is fixed on the inside of above-mentioned handle housing; Above-mentioned intermediate module and handle housing are slidably connected.
Further, the inside of above-mentioned handle housing is provided with the pcb board assembly be electrically connected with above-mentioned trigger switch for controlling.
Further, above-mentioned pcb board assembly comprises: pcb board, the master switch be integrated on pcb board.
Further, above-mentioned PCB assembly with for providing the battery of electric power to be electrically connected.
Further, the grip part of above-mentioned handle housing is formed with the handle hole for exposing above-mentioned master switch and the external hole for external electric power.
Further, above-mentioned PCB assembly also comprises: for experiencing pressure thus controlling the pressure cell of above-mentioned output power of motor or/and slide-wire rheostat.
Further, above-mentioned trigger switch comprises: for pedestal, the contact for being rotationally connected with pedestal, the second elastic component for making contact can reset after being forced to rotate fixed with above-mentioned handle housing.
Further, above-mentioned second elastic component is torque spring.
Further, above-mentioned intermediate module comprises: for holding intermediate casing, the end cap of above-mentioned motor; Above-mentioned intermediate module is formed with the tube-in-tube structure holding above-mentioned motor; One end of above-mentioned tube-in-tube structure is provided with the axis hole passed through for above-mentioned motor output shaft, and it is uncovered that the other end forms the top of docking with above-mentioned end cap.
Further, the outside of above-mentioned end cap is provided with frizzen.
Further, above-mentioned handle housing inside is formed with side for fixing above-mentioned trigger switch and opposite side for withstanding the barrier structure of above-mentioned first elastic component, and above-mentioned barrier structure is provided with the passing hole of passing for above-mentioned frizzen.
Further, above-mentioned first elastic component is be stuck in the helical spring between above-mentioned end cap and barrier structure, and above-mentioned frizzen is successively through above-mentioned helical spring and passing hole.
Further, metal collar is socketed with in the outside of the sleeve part of above-mentioned handle housing.
Further, the working accessory of above-mentioned working head is screwdriver bit.
Usefulness of the present invention is: the ingenious novelty of structure, more meet ergonomics, simplify the action that start triggers machine operation, making the action of triggering work and working head is aimed at and the action of exerting pressure unites two into one, greatly reducing the situation about can not aim at of beating of the electric tool caused because triggering machine operation.
Accompanying drawing explanation
Fig. 1 is the detonation configuration schematic diagram of a preferred embodiment of the present invention;
Fig. 2 be embodiment illustrated in fig. 1 in partial internal structure schematic diagram when not triggering machine operation;
Partial internal structure schematic diagram when Fig. 3 is middle triggering machine operation embodiment illustrated in fig. 1;
Fig. 4 is the structural representation of middle gripping housing embodiment illustrated in fig. 1;
Fig. 5 is the structural representation of middle trigger switch embodiment illustrated in fig. 1.
The implication of Reference numeral in figure:
1-working head;
2-motor, 201-output shaft;
3-handle housing, 301-grip part, 302-sleeve part, 303-barrier structure;
4-trigger switch, 401-pedestal, 402-contact;
501-intermediate casing, 502-end cap, 503-frizzen,
601-PCB plate, 602-master switch, 603-battery, 604-indicator lamp;
7-metal collar; 8-first elastic component; X-first direction.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, concrete introduction is done to the present invention.
Shown in Fig. 5, electric tool of the present invention mainly comprises: working head 1, motor 2, handle housing 3, trigger switch 4, pcb board assembly, the first elastic component 8, intermediate module etc.
Wherein, working head 1 is in order to the executing agency for practical function, generally can be integrated with transmission mechanism and attachment, and drive mechanism is used for form motor power being converted into needs, and attachment is for realizing concrete function.Motor 2, for driving the drive mechanism of working head 1, it should be noted that, in the present invention, what provide power supply for motor 2 can be battery also can be access external power supply by external circuit, as preferably, in order to improve portability, preferred battery of the present invention is as power supply.
The place of handle housing 3 for providing hand to grip for user, so that user applies pressure by arm realize operation.
Specifically, with reference to shown in Fig. 4, handle housing is formed with grip part 301 and sleeve part 302, the shape of suitable design grip part 301, wish that it can be convenient to hand and grip when the forearm of user is parallel to first direction X, and sleeve part 302 mainly forms the space holding intermediate module, the main part of sleeve part 302 forms the structure of an approximate sleeve, at the open at one end away from grip part 301, the axis direction of this sleeve is parallel to first direction X.
With reference to shown in Fig. 1, the inside of handle housing 3 is also formed with barrier structure 303, as preferably, barrier structure 303 is arranged on the position of grip part 301 and sleeve part 302 handing-over, the effect of barrier structure 303 is, its side being positioned at grip part 301 is for arranging trigger switch 4, and opposite side is used for withstanding the first elastic component 8, for the first elastic component 8 provides force structure.
Trigger switch 4 is arranged on the inside of handle housing 3 and is electrically connected with the pcb board 601 in pcb board assembly, specifically, trigger switch 4 comprises two parts: pedestal 401 and contact 402, pedestal 401 is fixedly connected with handle housing 3, contact 402 is rotationally connected with it, contact 402 rotates can send the different signals of telecommunication to pcb board 601, when contact 402 descends in the raw, do not trigger motor 2 to work, when it is subject to compressing rotation, contact 402 switch connection, machine operation, original position can be replied after removing external force in order to contact 402 can be made, also be provided with the second elastic component, as a kind of preferred version, second elastic component is torque spring.
With reference to shown in Fig. 2 and Fig. 3, by applying the pressure of first direction X to handle housing 3, frizzen 503 can make contact be in the two states shown in figure, thus realizes the object of pressure activated motor 2 work.
Pcb board assembly is mainly used to realizing circuit and controls, it is that motor 2 is powered and controls its action by wire, specifically, pcb board group comprises: pcb board 601, master switch 602, wire etc., wherein master switch 602 is integrated on pcb board 601, the effect of master switch 602 is startup and the charging of responsible pcb board 601, when not using completely, close master switch 602 and can realize power-off, as a kind of preferred version, battery 603 is also arranged on pcb board 601 and is also electrically connected with it, in addition, in order to indicating operating status, pcb board 601 can also be integrated with indicator lamp 604.Master switch 602 can be arranged on the maneuverable position of thumb.
In order to the function making the present invention have regulating power, pcb board assembly also comprises: for experiencing pressure thus controlling the pressure cell of output power of motor or/and slide-wire rheostat.The position of the pressure that they are received by detection contact 402 or frizzen 503 and the control realized power of motor.
Preferably, the grip part 301 of handle housing 3 is formed with the handle hole for exposing master switch 602 and the external hole for external electric power.External hole, when adopting battery 603 as power supply plan, is the interface of charging.
Intermediate module is used for mounted motor 2 and working head 1, makes their form one and to be partially received in handle housing assembly and the entirety of opposite handle housing 3 relative sliding.
Intermediate module comprises: intermediate casing 501, end cap 502, and wherein intermediate casing 501 is the tube-in-tube structure of an open at one end, and certainly in order to take in handle housing 3, the radial dimension of this tube-in-tube structure is less than the radial dimension of handle housing 3 sleeve part 302.
The other end of the tube-in-tube structure of intermediate casing 501 is formed with axis hole, and can make motor 2 after loading tube-in-tube structure, the output shaft 201 of motor 2 can pass in the transmission mechanism being connected to working head 1.
Working head 1 is fixed on the one end of the axis hole that intermediate casing 501 is arranged, and end cap 502 has the uncovered other end for closed intermediate casing 501, and motor 2 can be loaded in the tube-in-tube structure of intermediate casing 501.So, intermediate module, namely motor 2 and working head 1 form an entirety, itself and handle housing 3 are slidably connected, the structure formed by the end cap 502 of intermediate module contacts the contact of trigger switch 4, the control of relative motion realization to motor 2 of intermediate module and handle housing 3 is so just adjusted by actions such as hands, needs illustrate, in order to automatically reset to non-trigger state after hand unclamps, first elastic component 8 is set between intermediate module and handle housing 3, first elastic component 8 drives intermediate module away from handle housing 3, them are made to keep trend separated from one another.Preferably, the concrete form being provided with the first elastic component 8, first elastic component 8 between end cap 502 and barrier structure 303 is helical spring, and its one end is withstood end cap 502 other end and withstood barrier structure 303 and make the separative trend of their tools.
As preferably, end cap 502, in order to trigger contact 402, is formed with frizzen 503 outside it, barrier structure 303 is provided with passing hole to make this frizzen 503 pass through, make frizzen 503 can through and contact with contact 402.And frizzen 503 passes from the helical spring as the first elastic component 8.
As a kind of preferred version, in order to strengthen structural strength, be socketed with metal collar 7 in the outside of the sleeve part 302 of handle housing 3.
As a kind of preferred version, the working accessory of working head 1 is screwdriver bit.
Above-described embodiment does not limit the present invention in any form, the technical scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection scope of the present invention.More than show and describe general principle of the present invention, principal character and advantage.The technical staff of the industry should understand, and above-described embodiment does not limit the present invention in any form, the technical scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection scope of the present invention.
Claims (8)
1. the electric tool of pressure activated work, comprise: be integrated with the working head of transmission mechanism and attachment, for driving the motor of above-mentioned working head work, it is characterized in that, also comprise: handle housing, trigger switch, one end for trigger the above-mentioned trigger switch other end for above-mentioned working head is installed and centre for install above-mentioned motor intermediate module, for driving above-mentioned intermediate module away from the first elastic component of above-mentioned trigger switch; Above-mentioned handle housing top is formed with grip part, above-mentioned handle housing be formed open at one end for docking the sleeve part holding above-mentioned intermediate module, above-mentioned trigger switch is fixed on the inside of above-mentioned handle housing; Above-mentioned intermediate module and handle housing are slidably connected; Above-mentioned intermediate module comprises: for holding intermediate casing, the end cap of above-mentioned motor; Above-mentioned intermediate module is formed with the tube-in-tube structure holding above-mentioned motor; One end of above-mentioned tube-in-tube structure is provided with the axis hole passed through for above-mentioned motor output shaft, and it is uncovered that the other end forms the top of docking with above-mentioned end cap; The outside of above-mentioned end cap is provided with frizzen; Above-mentioned handle housing inside is formed with side for fixing above-mentioned trigger switch and opposite side for withstanding the barrier structure of above-mentioned first elastic component, and above-mentioned barrier structure is provided with the passing hole of passing for above-mentioned frizzen; The inside of above-mentioned handle housing is provided with the pcb board assembly be electrically connected with above-mentioned trigger switch for controlling.
2. the electric tool of pressure activated work according to claim 1, is characterized in that, above-mentioned pcb board assembly comprises: pcb board, the master switch be integrated on pcb board.
3. the electric tool of pressure activated work according to claim 2, is characterized in that, also comprise: battery, above-mentioned PCB assembly with for providing the battery of electric power to be electrically connected.
4. the electric tool of pressure activated work according to claim 2, is characterized in that, the grip part of above-mentioned handle housing is formed with the handle hole for exposing above-mentioned master switch and the external hole for external electric power.
5. the electric tool of pressure activated work according to claim 4, is characterized in that, above-mentioned PCB assembly also comprises: for experiencing pressure thus controlling the pressure cell of above-mentioned output power of motor or/and slide-wire rheostat.
6. the electric tool of pressure activated work according to claim 1, it is characterized in that, above-mentioned trigger switch comprises: for pedestal, the contact for being rotationally connected with pedestal, the second elastic component for making contact can reset after being forced to rotate fixed with above-mentioned handle housing.
7. the electric tool of pressure activated work according to claim 6, is characterized in that, above-mentioned second elastic component is torque spring.
8. the electric tool of pressure activated work according to claim 7, is characterized in that, above-mentioned first elastic component is be stuck in the helical spring between above-mentioned end cap and barrier structure, and above-mentioned frizzen is successively through above-mentioned helical spring and passing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210299372.XA CN102825569B (en) | 2012-08-22 | 2012-08-22 | Electric tool triggered by pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210299372.XA CN102825569B (en) | 2012-08-22 | 2012-08-22 | Electric tool triggered by pressure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102825569A CN102825569A (en) | 2012-12-19 |
| CN102825569B true CN102825569B (en) | 2015-02-25 |
Family
ID=47328987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210299372.XA Expired - Fee Related CN102825569B (en) | 2012-08-22 | 2012-08-22 | Electric tool triggered by pressure |
Country Status (1)
| Country | Link |
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| CN (1) | CN102825569B (en) |
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| CN106393007B (en) * | 2015-07-31 | 2019-06-14 | 南京德朔实业有限公司 | Torque exports tool and its accessories apparatus |
| CN105522517A (en) * | 2016-02-24 | 2016-04-27 | 苏州携旅网络技术有限公司 | Intelligent filtering and detecting type pressing screwdriver |
| CN105522516A (en) * | 2016-02-24 | 2016-04-27 | 苏州携旅网络技术有限公司 | Intelligent electronic controlling and pressing triggering type screwdriver |
| CN105522518A (en) * | 2016-02-24 | 2016-04-27 | 苏州携旅网络技术有限公司 | Intelligent motor drive type pressing screwdriver |
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| WO2018121723A1 (en) * | 2016-12-30 | 2018-07-05 | 博世电动工具（中国）有限公司 | Electric screwdriver |
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| CN107443232A (en) * | 2017-03-17 | 2017-12-08 | 广州犀鸟工业设计有限公司 | One kind welding burnishing device |
| CN112274243A (en) * | 2020-10-29 | 2021-01-29 | 华中科技大学同济医学院附属协和医院 | Rechargeable pressure-sensitive temperature-control micro-surgery electrocoagulation pen with replaceable pen point electrode |
| CN112959251B (en) * | 2021-01-16 | 2021-12-17 | 宁波佰特工具有限公司 | Electric screwdriver |
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| GB2273904A (en) * | 1993-01-02 | 1994-07-06 | Bosch Gmbh Robert | Machine hand-tool. |
| CN201086280Y (en) * | 2006-09-18 | 2008-07-16 | 谢庆 | Multi-tool head electric tool |
| CN101224571A (en) * | 2007-01-19 | 2008-07-23 | 苏州宝时得电动工具有限公司 | Hand-held electric tool |
| CN102452068A (en) * | 2010-10-25 | 2012-05-16 | 苏州宝时得电动工具有限公司 | Battery component |
| CN203221471U (en) * | 2012-08-22 | 2013-10-02 | 南京德朔实业有限公司 | Electric tool triggered by pressure to work |
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2012
- 2012-08-22 CN CN201210299372.XA patent/CN102825569B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4638870A (en) * | 1983-12-21 | 1987-01-27 | Hilti Aktiengesellschaft | Motor driven hand-held device containing a displacement mass |
| CN87210198U (en) * | 1987-07-14 | 1988-08-10 | 周克荣 | Manual and electric driving pencil sharpener |
| GB2273904A (en) * | 1993-01-02 | 1994-07-06 | Bosch Gmbh Robert | Machine hand-tool. |
| CN201086280Y (en) * | 2006-09-18 | 2008-07-16 | 谢庆 | Multi-tool head electric tool |
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| CN203221471U (en) * | 2012-08-22 | 2013-10-02 | 南京德朔实业有限公司 | Electric tool triggered by pressure to work |
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| Publication number | Publication date |
|---|---|
| CN102825569A (en) | 2012-12-19 |
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