CN104742073B - Electric screwdriver - Google Patents
Electric screwdriver Download PDFInfo
- Publication number
- CN104742073B CN104742073B CN201410523472.5A CN201410523472A CN104742073B CN 104742073 B CN104742073 B CN 104742073B CN 201410523472 A CN201410523472 A CN 201410523472A CN 104742073 B CN104742073 B CN 104742073B
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- CN
- China
- Prior art keywords
- wire stripping
- handle casing
- electric screwdriver
- output shaft
- ledger
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/18—Devices for illuminating the head of the screw or the nut
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F3/00—Associations of tools for different working operations with one portable power-drive means; Adapters therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
- B25F5/001—Gearings, speed selectors, clutches or the like specially adapted for rotary tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
- B25F5/02—Construction of casings, bodies or handles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Walking Sticks, Umbrellas, And Fans (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a kind of electric screwdriver, including: handle casing, transmission device, output shaft, motor, transmission device are arranged in handle casing, output shaft stretches out the front end of handle casing, and transmission device can be driven by motor and drive output shaft to rotate with first axle for axle；This electric screwdriver also includes: wire stripping assembly；Power supply, is arranged in handle casing and at least includes a battery；Survey electricity assembly, be used for detecting object the most charged；Wherein, survey electricity assembly to include: one is arranged on the exploring antenna outside handle casing；Wire stripping assembly includes: fix with handle casing connection determine wire stripping part, can relative determine wire stripping part near or away from dynamic wire stripping part.The electric screwdriver structure of the present invention is ingenious, by realize each function rational in infrastructure be integrated into one on the whole, and itself be easily achieved, relatively low being suitable to of cost is promoted.
Description
Technical field
The present invention relates to a kind of electric screwdriver, be specifically related to a kind of Multipurpose electric screwdriver.
Background technology
For electrician, hand screwdriver is indispensable instrument, in addition also needs to wire stripper, nipper plier, flashlight, test pencil etc. instrument, in order to complete primary connection work, it is often necessary to use instrument listed above, and frequently switch.
Still there is no now a kind of rational in infrastructure reliable and that function above can be realized Multipurpose electric screwdriver.
Summary of the invention
For solving the deficiencies in the prior art, it is an object of the invention to provide a kind of rational in infrastructure, practical Multipurpose electric screwdriver.
In order to realize above-mentioned target, the present invention adopts the following technical scheme that:
A kind of electric screwdriver, including handle casing, transmission device, output shaft, motor, transmission device be arranged in handle casing, and output shaft stretches out the front end of handle casing, and transmission device can be driven by motor and drive output shaft to rotate with first axle for axle；This electric screwdriver also includes:
Wire stripping assembly；
Power supply, is arranged in handle casing and at least includes a battery；
Survey electricity assembly, be used for detecting object the most charged；
Wherein, survey electricity assembly to include: one is arranged on the exploring antenna outside handle casing；Wire stripping assembly includes: fix with handle casing connection determine wire stripping part, can relative determine wire stripping part near or away from dynamic wire stripping part.
Further, dynamic wire stripping part is rotationally connected with handle casing, and the shaft axis of dynamic wire stripping part is perpendicular to output shaft.
Further, the pivot center of dynamic wire stripping part is perpendicular to the length direction of handle casing.
Further, wire stripping assembly also includes: a dynamic wire stripping part of bias makes it away from determining wire stripping part to the wire stripping biased element in precalculated position.
Further, electric screwdriver also includes: light fixture, and light fixture includes:
Illuminating lamp,
Functional lamp,
Lampshade, is arranged on the front end of handle housing；
Illuminating lamp is contained in inside lampshade, and lampshade includes: lamp shade body and forms, and lamp shade body is made up of light screening material, forms are made of clear material, forms are arranged in lamp shade body the position of corresponding illuminating lamp, and lamp shade body is provided with by hole, and functional lamp is by passing lamp shade body by hole.
Further, electric screwdriver also includes: operation switch, constitutes with handle casing and is rotationally connected；Operation switch is for loop configuration and around handle casing.
Further, determining wire stripping part and include: a ledger-plate, ledger-plate is fixing with handle housing to be connected, and dynamic wire stripping part includes: a wire stripping button, and wire stripping button is arranged on the outside of ledger-plate and is rotationally connected with handle casing composition.
Further, wire stripping button is provided with more than one wire stripping groove towards the side of ledger-plate, surveys electricity assembly and also includes: a survey eletric button pressed when electricity surveyed by needs for user；In the circumference of output shaft, exploring antenna is being surveyed between eletric button and dynamic wire stripping part, and ledger-plate length direction is parallel to the length direction of handle casing.
Further, wire stripping button is provided with a cutting blade towards the side of ledger-plate, and wire stripping assembly is arranged at the handle casing end away from output shaft, and the length direction of ledger-plate or cutting blade is perpendicular to the length direction of handle casing.
Further, handle casing is formed or connects a fixed frame；Determine wire stripping part to include: a ledger-plate, ledger-plate is fixed in fixed frame；Dynamic wire stripping part includes: a cutting blade and the fixing connection or integrally formed of a trigger piece, cutting blade and trigger piece, the unitary rotation that cutting blade and trigger piece are constituted is connected at fixed frame, and cutting blade is positioned at fixed frame, and trigger piece is positioned at fixed outer frame.
The invention have benefit that: structure is ingenious, it is integrated into one on the whole by realizing the rational in infrastructure of each function, the electric screwdriver making the present invention possesses multiple function the most necessary and practical in Electrician Operation, avoid and frequently change the loss in efficiency caused, and itself be easily achieved, cost relatively low be suitable to promote.
Accompanying drawing explanation
Fig. 1 is the appearance schematic diagram of the electric screwdriver of the present invention；
Fig. 2 is the appearance schematic diagram of another angle of electric screwdriver shown in Fig. 1；
Fig. 3 is the internal structure schematic perspective view of electric screwdriver shown in Fig. 1；
Fig. 4 is the internal structure floor map of electric screwdriver shown in Fig. 1；
Fig. 5 is the explosive view of the part-structure in electric screwdriver shown in Fig. 1；
Fig. 6 is that electric screwdriver shown in Fig. 1 removes handle casing, light fixture and the structural representation of antenna guard shield；
Fig. 7 is the structural representation of the handle casing in electric screwdriver shown in Fig. 1；
Fig. 8 is the enlarged diagram of the wire stripping assembly in electric screwdriver shown in Fig. 1；
Fig. 9 is the structural representation of a preferred version of the wire stripping assembly in electric screwdriver shown in Fig. 1；
Figure 10 is the enlarged diagram of the wire stripping assembly shown in Fig. 9；
Figure 11 is the structural representation of another preferred version of the wire stripping assembly in electric screwdriver shown in Fig. 1；
Figure 12 is the enlarged diagram of the wire stripping assembly shown in Figure 11.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention made concrete introduction.
The present invention relates to a kind of criticize the portable electric screwdriver 100 that size is suitable with manual screw.
With reference to 1 to Figure 12, the electric screwdriver 100 of the present invention specifically includes that handle casing 11, power supply 12, motor 13, transmission device 14, output shaft 15, circuit unit 16, operation switch 17, also include: light fixture 2, survey electricity assembly 3, wire stripping assembly 4, wherein motor 13, transmission device 14, output shaft 15, operation switch 17 and circuit unit 16 are mainly used in realizing screwdriver function, and light fixture 2, survey electricity assembly 3 and wire stripping assembly 4 are the additional function being integrated on this electric screwdriver 100, to realize multifunction, such that it is able to a tractor serves several purposes.Technical scheme for convenience of explanation, make defined below especially: the pivot center of definition output shaft 15 is first axle M, the direction at this first axle M place and be parallel to the direction of first axle M and be axially, it is circumference around axial circumferencial direction, is perpendicular to axially and by the direction of the axis of output shaft 15 for radially.
Handle casing 11 includes: being used for installing the front end of output shaft 15 and the rear end away from output shaft 15, it is on the one hand for forming the handle that can grip, and on the other hand inside is also formed and houses power supply 12, motor 13 and the receiving space of transmission device 14.Concrete, handle casing 11 is substantially in " one " font, including first housing the 111, second housing 112 formed respectively, both are connected as an entirety by through hole screw, it should be understood that the first housing 111 and the second housing 112 by snapping connection, thus conveniently can also be dismantled.Handle casing 11 partial receipt output shaft 15, it is outside that one end of output shaft 15 is positioned at the front end of handle casing 11, the other end reaches handle casing 11, output shaft 15 stretches out and is provided with a slot 151 inside one end of handle casing 11, and this slot 151 is for being connected with the parts such as screwdriver bit, screw.
Transmission device 14 is a general gear-box, it can realize the conversion of rotating speed and moment of torsion, and it is internally provided with axle lock, make moment of torsion can only be sent to output shaft 15 by motor 13, and when output shaft 15 reverse drive, by locked to output shaft 15 and gear-box, owing to transmission device 14 is integrally fixed in handle casing 11, so when output shaft 15 is by axle lock locking, electric screwdriver can be criticized and criticize use as general manual screw by user.The technological means that the shaft lock structure of single-direction transmission is well known to those skilled in the art, is not added with at this repeating.
Slot 151 preferably circumscribed circle diameter is the standard inner hexagonal hole of 6.5mm, handle casing 11 radially preferably have a maximum 50 at output shaft 15.
In actual use, for user-friendly angle, wish that handle casing 11 is easy to grip, thus require the size of joystick shell 11, make it the least, being adapted to staff grip, especially in output shaft 15 radially size, at this, size is fairly obvious on gripping comfortable degree impact.
On the other hand, when criticizing use as general manual screw, wish that again user obtains bigger torsion by the least strength at screwdriver bit.According to lever principle, at output shaft 15 radially, handle casing 11 is the biggest, and slot 151 is the least, and user is the most laborsaving.It is said that in general, for the consideration of structural strength, the size diametrically of slot 151 is unsuitable too small, and for the screwdriver bit part of fit standard, its size is the most relatively-stationary, thus require that handle casing 11 is unsuitable too small.
So in order to solve above contradiction, the present invention has considered, when design, the most comfortable frictional force that when a series of size of inner hexagonal hole, the size of general user's palm and the user of standard screwdriver bit reverse, palm can accept, be determined through experimentation handle casing 11 and slot 151 span at the ratio of output shaft 15 full-size radially for during more than or equal to 3.9 less than or equal to 8, be i.e. easy to grip and can make user the lightest manually reverse screwdriver.
The most furthermore, when motor 13 rotates, user's gripping handle shell 11 can be by corresponding reaction force, above to slot 151 and handle casing 11 on the basis of the ratio of output shaft 15 full-size radially is defined, in order to make user when using electric functions, the frictional force that hand is born is relatively mild, and make output shaft 15 go to drive screwdriver bit with speed faster and enough moments of torsion, as a kind of preferred version, the span of the gearratio between rotating shaft and the output shaft 15 of motor 13 is less than or equal to 100 more than or equal to 50, the gearratio that namely transmission device 14 can be provided by is within the range, as the most preferably, this span is 90 to 100.
Under such gearratio, user can obtain good operating experience.
Power supply 12 is for providing power resources to motor 13, and in the present embodiment, power supply 12 is arranged in handle casing 11 and includes at least one battery, it is preferred that this battery is lithium battery.This lithium battery can be disposable battery, it is also possible to for rechargeable battery.For rechargeable battery, one charging indicator light 163 that can indicate that charged state can be set, when the rechargeable battery is charged, charging indicator light 163 is bright, and it is being in just in charged state, charging indicator light 163 can show redness, and etc. fully charged time, charging indicator light 163 can transform to green.
Motor 13 is connected with transmission device 14, and transmission device 14 drives output shaft 15 to rotate with first axle M for axle under the driving of motor 13 further.In the present embodiment, so that the radial dimension of the handle casing 11 of the present invention is the least, motor 13 can be micromachine 13, and this micromachine 13 also has bigger output moment of torsion.
Circuit unit 16 is used for controlling whether power supply 12 is that motor 13 is powered.Circuit unit 16 includes: control circuit plate 161, deflector rod switch 162, and wherein control circuit plate 161 is provided with the power supply circuits making power supply 12 can power for motor 13.Charging indicator light 163, charging inlet 164 it is additionally provided with on control circuit plate 161.This charging indicator light 163 is i.e. the above-described indicator lamp for indicating rechargeable battery charged state, charging indicator light 163 is installed on control circuit plate 161, and handle casing 11 is provided with the window that can observe this charging indicator light 163 state for user.Charging inlet 164 is for being charged to the rechargeable lithium battary in above-mentioned power supply 12, it is also installed on control circuit plate 161, and it is additionally provided with the charging slot that can house and fix this charging inlet 164 on handle casing 11, preferably, this charging inlet 164 can be USB charging inlet 164 such that it is able to adapt to more charger.
Deflector rod switch 162 is fixedly installed in handle casing 11, is used for turning on or cut off power supply circuits and controls whether power supply 12 outputs electrical power in motor 13.Deflector rod switch 162 is provided with a driving lever 162a that can be struck, by shake-up or the reset of this driving lever 162a so that deflector rod switch 162 connects or disconnects.
Operation switch 17 can control the operation of motor 13 by the control circuit assembly 16 of self.Concrete, this operation switch 17 is a loop configuration, the outer surface being sheathed on handle casing 11 of operation switch 17 cinctures of this loop configuration, and is rotationally connected with handle casing 11 composition.Preferably, in order to realize power supply 12 can being made can to power to motor 13 by control circuit assembly 16 when operation switch 17 rotates around handle casing 11, be additionally provided with a shift fork part 18 in the inside of handle casing 11, this shift fork part 18 can one-body molded with operation switch 17 can also be provided separately with operation switch 17.
Here as a example by operation switch 17 is provided separately with shift fork part 18, the most more convenient dismounting.
Triggering the driving lever 162a on deflector rod switch 162 around handle housing when operation switch 17 rotates in order to realize shift fork part 18, the inside of operation switch 17 is provided with shifting block 171, and fork 18 is set aside in the drive at this shifting block 171 can be with operation switch 17 synchronous axial system.Concrete, shifting block 171 is the most inwardly projecting from operation switch 17, the housing through-hole 113 that the shifting block 171 being provided with this protrusion of confession corresponding on handle casing 11 passes through, thus the inside that shifting block 171 can be deep into handle casing 11 on the operation switch 17 outside being positioned at handle casing 11 contacts with shift fork part 18.
Shift fork part 18 includes: pusher dog portion 181, group leg 182 and connecting portion 183, wherein pusher dog portion 181 is for coordinating with shifting block 171 on operation switch 17, pusher dog portion 181 is additionally provided with the allocating slot 181a that shifting block 171 can be made to embed, this allocating slot 181a extends along being parallel to axially direction, so when shifting block 171 rotates around first axle M with operation switch 17, with under pusher dog portion 181 mating reaction, shift fork part 18 can be along with operation switch 17 synchronous axial system.Connecting portion 183 is used for connecting pusher dog portion 181 and dialling leg 182, and this connecting portion 183 is sheathed on motor 13 such that it is able to support this shift fork part 18.Dial leg 182 to be axially extended by connecting portion 183, and it lays respectively at connecting portion 183 relative both sides vertically with pusher dog portion 181.Dial till leg 182 extends to contact with the driving lever 162a on the deflector rod switch 162 in circuit unit 16, so, enable to thereon group of leg 182 when shift fork part 18 rotates around first axle M under the drive of operation switch 17 and touch driving lever 162a so that deflector rod switch 162 is in connected state, thus power supply circuits conducting makes power supply 12 output shaft 15 can be driven to rotate for motor 13 is powered.
Preferably, power so that power supply 12 can be automatically cut off when user unclamps operation switch 17 for motor 13, this electric screwdriver 100 also includes a reset biased element 19, this reset biased element 19 can bias shift fork part 18 makes it automatically recover to reset position, when shift fork part 18 is positioned at reset position, dial leg 182 and depart from driving lever 162a, deflector rod switch 162 then cuts off power supply circuits, the electric energy conveying between 12 and motor 13 thus circuit unit 16 is cut off the electricity supply, output shaft 15 stops operating.Concrete, this reset biased element 19 is 4 helical springs, this helical spring one end is fixed on connecting portion 183, the other end supports on handle casing 11, so, when unclamping operation switch 17, the helical spring compressed biases shift fork part 18 under elastic force effect makes it return to reset position, and simultaneously under the mating reaction of the pusher dog portion 181 on shift fork part 18 and the shifting block 171 on operation switch 17, operation switch 17 is also restored to initial position.
Hereinafter, additional function integrated on the electric screwdriver 100 of the present invention is specifically introduced.
Light fixture 2 is arranged at the front end face outside handle casing 11, is provided separately with handle casing 11, the signal being recognized by the human eye for illumination and generation.Concrete, light fixture 2 includes: illuminating lamp 21, functional lamp 22, lighting circuit plate 23, lampshade 24 and fixed mount 25, wherein illuminating lamp 21 plays a role in lighting when dark area works for this electric screwdriver 100, and functional lamp 22 is to survey indicator lamp when electricity assembly 3 works.Illuminating lamp 21 and functional lamp 22 are mounted on lighting circuit plate 23, and this lighting circuit plate 23 is loop configuration.Lampshade 24 is for package illumination circuit board 23, and lampshade 24 is also loop configuration, and it includes lamp shade body 241 and forms 242.Lamp shade body 241 is made up of light screening material, forms 242 are made of clear material, it is internal that illuminating lamp 21 is positioned at lampshade 24, forms 242 are arranged in lamp shade body 241 position of corresponding illuminating lamp 21, being additionally provided with by hole 241a in lamp shade body 241, functional lamp 22 provided optical signal by passing lamp shade body 241 by hole 241a.Fixed mount 25 is installed on the one end of handle casing 11, outside for light fixture 2 being installed on handle casing 11, concrete, fixed mount 25 is loop configuration, the inside of the loop configuration of fixed mount 25 has a pair assembly wall 251, by screw through after lamp shade body 241 and lighting circuit plate 23 and extend on assembly wall 251, thus lighting circuit plate 23 and lampshade 24 are installed on fixed mount 25 in the lump.
Preferably, lighting circuit plate 23 is provided with the lighting circuit controlling illuminating lamp 21, under the control of this lighting circuit, illuminating lamp 21 is made to have the function of same step up switch and delay-action, i.e. while operation switch 17 startup, control illuminating lamp 21 bright, and illuminating lamp 21 can continue to bright a period of time and extinguishes when operation switch 17 closedown, it is preferred that can extinguish again with the bright 10s to 60s of time delay.So, when in working region than in the case of dark, do not see screw, operation switch 17 can be started and i.e. close, such that it is able to illuminate capturing position in advance, restart and be operated.
It is the most charged that survey electricity assembly 3 is used for detecting object, comprising: exploring antenna 31, survey eletric button 32 and antenna guard shield 33.Exploring antenna 31 is arranged at the outside of handle casing 11, is provided separately with handle casing 11, is positioned at the front side of handle casing 11, the both sides that are positioned at lampshade 24 relative with handle casing 11.Exploring antenna 31 includes the coil of coiling, when exploring antenna 31 is near electrical body, produces magnetic field, thus send signal and show that this object is charged in coil.Preferably, survey electricity assembly 3 include for show detection structure instruction device, this instruction device for example, buzzer or functional lamp 22 or both, here by both as a example by, wherein buzzer is arranged at handle casing 11 inside, and functional lamp 22 is positioned at light fixture 2.Pressing when surveying eletric button 32 for needing to survey electricity for user, this survey eletric button 32 is arranged on handle casing 11, thus convenient operation.
Antenna guard shield 33 is arranged at the front of handle casing 11, is further positioned at the front side of lampshade 24, comprising: boot main body 331 and probe portion 332.Boot main body 331 is fixedly mounted by screw with lampshade 24 and lighting circuit plate 23 in the lump around output shaft 15, and probe portion 332 is used for accommodating exploring antenna 31.And probe portion 332 in the axial epirelief of output shaft 15 for boot main body 331 extending axially forward along output shaft 15 such that it is able to do not affecting the object being easier access to electricity to be measured while output shaft 15 rotates.Preferably, lampshade 24 the most also protrudes from antenna guard shield 33 and handle casing 11 at output shaft 15, in other words the radial direction full-size of lampshade 24 is more than antenna guard shield 33 and the maximum radial dimension of handle casing 11, the scope that so illuminating lamp 21 can irradiate is bigger, the most not by antenna guard shield 33 and the obstruction of handle casing 11.
Preferably, being additionally provided with survey electric switch 34 on control circuit plate 161, this survey electric switch 34 is corresponding with the position surveying eletric button 32 and contacts with survey eletric button 32, and when pressing survey eletric button 32, surveys the electric switch 34 conducting electric assembly 3 of control survey and start to survey electricity.
Preferably, in order to be further ensured that the accuracy surveying electricity, also in surveying electricity assembly 3, it is provided with self-checking circuit, for detecting the integrity surveying electricity assembly 3.Under the effect of this self-checking circuit, when triggering survey eletric button 32, if it is intact to survey electricity assembly 3, then buzzer rings a sound, and functional lamp 22 dodges, otherwise, buzzer does not rings, functional lamp 22 does not works, and illustrates that survey electric installation is the worst.So, in the case of confirming that survey electricity assembly 3 is intact, by exploring antenna 31 near electricity object to be measured, pinning survey eletric button 32, if electricity object to be measured has the signal of telecommunication, then buzzer sends sound continuously, functional lamp 22 flashes continuously simultaneously.
Wire stripping assembly 4 is integrated in the side outside handle casing 11, and the formation one that caves inward in the side of handle casing 11 is for housing the wire stripping groove 114 of wire stripping assembly 4.Wire stripping assembly 4 includes: determine wire stripping part and dynamic wire stripping part, this determines wire stripping part is a ledger-plate 41, ledger-plate 41 is fixedly installed in the wire stripping groove 114 of handle casing 11, and the knife edge part of ledger-plate 41 exposes handle casing 11 and is perpendicular to the length direction of handle casing 11.Preferably, this dynamic wire stripping part be one can with band blade can not also the wire stripping button 42 of band blade, here as a example by not band blade.Wire stripping button 42 can relatively ledger-plate 41 near or away from, it is preferably located on the outside of ledger-plate 41 and relatively rotates with handle casing 11 composition, its one end is installed on handle casing 11 by a rotation pivot 43, the other end is free end, and rotation pivot 43 direction is perpendicular to the length direction of handle casing 11.One end that wire stripping button 42 is connected with rotation pivot 43 is provided with a back-moving spring 44, back-moving spring 44 props up wire stripping button 42, enable to wire stripping button 42 automatically reset to initial position, free end is additionally provided with a spacing preiection 45, it is internal that this spacing preiection 45 is embedded into handle casing 11, it is prevented from the free end of wire stripping button 42 away from handle casing 11 such that it is able to be maintained at initial position when not triggering wire stripping button 42.Preferably, wire stripping button 42 is additionally provided with the wire stripping groove 46 of the different circular arc of multiple radius towards the side of ledger-plate 41, wire stripping assembly 4 so can not only be made can to block cable to be stripped, prevent cable from horizontally slipping, but also enable to this wire stripping assembly 4 and can be applicable to peel off the cable that multiple radius is different.In the present embodiment, wire stripping button 42 is arranged at the side of handle casing 11, and it is positioned at the most forward position of handle casing 11 side, so, one hand can press wire stripping button 42 while gripping handle casing 11, and one hand can realize operation, and another hand then can be used to pull cable, realize peeling off, convenient operation
Preferably, survey the exploring antenna 31 in electricity assembly 3 be also located at dynamic wire stripping part and survey between eletric button 32, so when gripping handle shell 11, can be when triggering survey eletric button 32, exploring antenna 31 conveniently touches object to be measured, if this object is cable to be stripped simultaneously, wire stripping operation can be carried out immediately in the case of this cable of detection is uncharged.
Preferably, in the circumference of output shaft 15, the circumferential position of exploring antenna 31 and functional lamp 22 is symmetrical relative to the first axle M direction of output shaft 15, survey eletric button 32 between exploring antenna 31 and functional lamp 22 simultaneously, the substantially symmetric position of the both sides being positioned at output shaft 15 that in other words exploring antenna 31 is relative with functional lamp 22, and survey eletric button 32 and be positioned at the most so；And in the axial direction of output shaft 15, operation switch 17 is at exploring antenna 31 and surveys between eletric button 32.So, when the handle casing 11 gripping this electric screwdriver 100 makes exploring antenna 31 near the object of electricity to be measured, pressing survey eletric button 32, functional lamp 22 sends signal according to detection structure, at this moment need not rotate electric screwdriver 100, this functional lamp 22 directly just can be arrived by eye-observation.
Preferably, for the function of integrated bending cable inner core, output shaft 15 stretches out the part of handle casing 11 and is provided with a bending hole 152, and this bending hole 152 is revolution body opening, and its axis is perpendicular to first axle M.So, when output shaft 15 pivots with first axle M, the cable inner core inserted in bending hole 152 will be improve the efficiency of user's bending by automatic bending.
As a kind of preferably scheme of the wire stripping assembly 4 in the present embodiment, wire stripping assembly 5 can also be arranged at the handle casing 11 rear end face away from output shaft 15, as shown in Figure 9 and Figure 10.This wire stripping assembly 5 includes: be fixed on determining wire stripping part and moving wire stripping part in relative rotation by opposite handle shell 11 of handle casing 11 rear end face.Concrete, this determines wire stripping part is a ledger-plate 51, dynamic wire stripping part includes cutting blade 52 and a wire stripping button 53, the length direction of ledger-plate 51 and cutting blade 52 is perpendicular to the length direction of handle casing 11, cutting blade 52 is fixedly installed on wire stripping button 53, this wire stripping button 53 is rotationally connected with handle casing 11 rear end face composition by a rotation pivot 54, the axis direction of this rotation pivot 54 is perpendicular to output shaft 15, and the most sheathed one can bias wire stripping button 53 and make it away from the wire stripping biased element 55 in ledger-plate 51 to precalculated position on this rotation pivot 54, this wire stripping biased element 55 is a torsion spring, one end of this torsion spring props up wire stripping button 53, so that cutting blade 52 and ledger-plate 51 are in the state opened.This wire stripping assembly 5 also includes a stop part 56; this generally rectangular shaped structure of stop part 56; its one end is rotationally connected with the side composition of handle casing 11; the other end can coordinate with the stopper protrusion 531 being arranged on wire stripping button 53; thus when not using this wire stripping assembly 5, it is possible to make wire stripping button 53 overcome the torsion of torsion spring and relatively ledger-plate 51 is in relatively closed state, so; staff can either be protected not injured by wire stripping assembly 5, it is also possible to extend the service life of wire stripping assembly 5.It should be understood that on this wire stripping assembly 5, its ledger-plate 51 and cutting blade 52 corresponding respectively can also arrange the semi arch structure that multiple radius is different.
As the another kind of preferred version of the wire stripping assembly 4 in the present embodiment, wire stripping assembly 6 can also be arranged at handle casing 11 rear end and extend out or on the fixed frame 61 that connects, as is illustrated by figs. 11 and 12.This generally U-shaped structure of fixed frame 61, the opening of this U-shape structure is connected with handle casing 11, it is possible to understand that, this fixed frame 61 can also be one-body molded with handle casing 11.Wire stripping assembly 6 includes: determine wire stripping part and dynamic wire stripping part, and this is determined wire stripping part and includes a ledger-plate 62, and dynamic wire stripping part includes cutting blade 63 and a trigger piece 64.Wherein ledger-plate 62 is fixedly installed in the relative inner of one end of U-shaped closing of fixed frame 61; here inner side refers to the side of the relatively close handle casing 11 of one end of the closing of fixed frame 61; so can play the effect of protection, and ledger-plate 62 extends also along the direction being perpendicular to first axle M.Cutting blade 63 cooperates with ledger-plate 62, and cutting blade 63 is installed on trigger piece 64, and with trigger piece 64 formed one 60 to 120 degree angle, preferably about 90 degree, it is possible to understand that, cutting blade 63 can also be one-body molded with trigger piece 64.Cutting blade 63 is positioned at fixed frame 61, trigger piece 64 is positioned at outside fixed frame 61, the entirety that trigger piece 64 and cutting blade 63 are constituted is perpendicular to being rotationally connected of first axle M with fixed frame 61 composition, and trigger piece 64 controls the relative ledger-plate 62 of cutting blade 63 during rotating and opens or close.In the present embodiment, the blade of ledger-plate 62 and cutting blade 63 is oppositely arranged and mutually staggers, and forms the structure of similar scissors, and such cutting effect is more preferable.It should be understood that on this wire stripping assembly 6, its ledger-plate 62 and cutting blade 63 corresponding respectively can also arrange the semi arch structure that multiple radius is different.Preferably, also concave in the side of handle casing 11 trap out one for the storage groove 65 receiving trigger piece 64, so when not using this wire stripping assembly 6, trigger piece 64 is embedded storage groove 65 in, it is possible to this handle casing 11 of more comfortable gripping.
The general principle of the present invention, principal character and advantage have more than been shown and described.Skilled person will appreciate that of the industry, above-described embodiment limits the present invention, the technical scheme that the mode of all employing equivalents or equivalent transformation is obtained the most in any form, all falls within protection scope of the present invention.
Claims (10)
1. an electric screwdriver, including: handle casing, transmission device, output shaft and motor, described motor, transmission device are arranged in described handle casing, described output shaft stretches out the front end of described handle casing, and described transmission device can be driven and drive described output shaft to rotate with first axle for axle by described motor；It is characterized in that: described electric screwdriver also includes:
Wire stripping assembly；
Power supply, is arranged in described handle casing and at least includes a battery；
Survey electricity assembly, be used for detecting object the most charged；
Wherein, described electricity assembly of surveying includes: one is arranged on the exploring antenna outside described handle casing；Described wire stripping assembly is arranged at the outside of described handle casing, and described wire stripping assembly includes: fix with described handle casing connection determine wire stripping part, can relative described determine wire stripping part near or away from dynamic wire stripping part.
Electric screwdriver the most according to claim 1, it is characterised in that described dynamic wire stripping part is rotationally connected with described handle casing, the shaft axis of described dynamic wire stripping part is perpendicular to described output shaft.
Electric screwdriver the most according to claim 1, it is characterised in that the pivot center of described dynamic wire stripping part is perpendicular to the length direction of described handle casing.
Electric screwdriver the most according to claim 1, it is characterised in that described wire stripping assembly also includes: one biases described dynamic wire stripping part makes it away from described determining wire stripping part to the wire stripping biased element in precalculated position.
Electric screwdriver the most according to claim 1, it is characterised in that described electric screwdriver also includes: light fixture, described light fixture includes:
Illuminating lamp,
Functional lamp,
Lampshade, is arranged on the front end of described handle casing；
Described illuminating lamp is contained in inside described lampshade, described lampshade includes: lamp shade body and forms, described lamp shade body is made up of light screening material, described forms are made of clear material, described forms are arranged at the position of corresponding described illuminating lamp in described lamp shade body, described lamp shade body is provided with by hole, and described functional lamp passes described lamp shade body by described by hole.
Electric screwdriver the most according to claim 1, it is characterised in that described electric screwdriver also includes: operation switch, constitutes with described handle casing and is rotationally connected；Described operation switch is for loop configuration and around described handle casing.
7. according to the electric screwdriver described in claim 1 to 6 any one, it is characterized in that, described determine wire stripping part and include: a ledger-plate, described ledger-plate is fixing with described handle casing to be connected, described dynamic wire stripping part includes: a wire stripping button, and described wire stripping button is arranged on the outside of described ledger-plate and is rotationally connected with described handle casing composition.
Electric screwdriver the most according to claim 7, it is characterised in that described wire stripping button is provided with more than one wire stripping groove towards the side of described ledger-plate, and described survey electricity assembly also includes: a survey eletric button pressed when electricity surveyed by needs for user；In the circumference of described output shaft, described exploring antenna is between described survey eletric button and described dynamic wire stripping part, and described ledger-plate length direction is parallel to the length direction of described handle casing.
Electric screwdriver the most according to claim 7, it is characterized in that, described wire stripping button is provided with a cutting blade towards the side of described ledger-plate, described wire stripping assembly is arranged at the described handle casing end away from described output shaft, and the length direction of described ledger-plate or described cutting blade is perpendicular to the length direction of described handle casing.
10. according to the electric screwdriver described in claim 1 to 6 any one, it is characterised in that described handle casing is formed or connects a fixed frame；Described determine wire stripping part and include: a ledger-plate, described ledger-plate is fixed in described fixed frame；Described dynamic wire stripping part includes: a cutting blade and a trigger piece, described cutting blade and the fixing connection or integrally formed of described trigger piece, the unitary rotation that described cutting blade and described trigger piece are constituted is connected at described fixed frame, described cutting blade is positioned at described fixed frame, and described trigger piece is positioned at described fixed outer frame.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410523472.5A CN104742073B (en) | 2013-12-26 | 2014-09-30 | Electric screwdriver |
| GB1505560.1A GB2530826B (en) | 2014-09-30 | 2015-03-31 | Electric screwdriver |
| US14/674,377 US9440339B2 (en) | 2014-09-30 | 2015-03-31 | Electric screwdriver |
| DE202015103607.8U DE202015103607U1 (en) | 2014-09-30 | 2015-07-09 | Electric screw insert |
| FR1559224A FR3026333B3 (en) | 2014-09-30 | 2015-09-30 | ELECTRIC SCREWDRIVER |
| US15/225,422 US9630302B2 (en) | 2014-09-30 | 2016-08-01 | Electric screwdriver |
| US15/464,725 US10272548B2 (en) | 2014-09-30 | 2017-03-21 | Electric screwdriver |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013107327541 | 2013-12-26 | ||
| CN201310732754 | 2013-12-26 | ||
| CN201410523472.5A CN104742073B (en) | 2013-12-26 | 2014-09-30 | Electric screwdriver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104742073A CN104742073A (en) | 2015-07-01 |
| CN104742073B true CN104742073B (en) | 2016-09-07 |
Family
ID=52560771
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410523472.5A Active CN104742073B (en) | 2013-12-26 | 2014-09-30 | Electric screwdriver |
| CN201420576231.2U Expired - Fee Related CN204171935U (en) | 2013-12-26 | 2014-09-30 | Electric screwdriver |
| CN201410521101.3A Active CN104742072B (en) | 2013-12-26 | 2014-09-30 | Electric screwdriver |
| CN201410523473.XA Active CN104742074B (en) | 2013-12-26 | 2014-09-30 | Electric screwdriver |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420576231.2U Expired - Fee Related CN204171935U (en) | 2013-12-26 | 2014-09-30 | Electric screwdriver |
| CN201410521101.3A Active CN104742072B (en) | 2013-12-26 | 2014-09-30 | Electric screwdriver |
| CN201410523473.XA Active CN104742074B (en) | 2013-12-26 | 2014-09-30 | Electric screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN104742073B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108621067A (en) * | 2017-07-11 | 2018-10-09 | 杭州巨星科技股份有限公司 | A kind of portable stripping tool and the screwdriver with portable stripping tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942738B (en) * | 2015-06-18 | 2017-07-28 | 柳州长虹机器制造公司 | A kind of bi-directional variable speed screwdriver |
| CN105522519B (en) * | 2016-02-25 | 2017-11-14 | 罗丽珍 | A kind of USB pen types electric screwdriver |
| CN106425975B (en) * | 2016-12-02 | 2018-01-19 | 重庆市江津区前进焊接材料厂 | A kind of transmission device of the adjustable electric screw driver of cutter head angle |
| WO2018121723A1 (en) * | 2016-12-30 | 2018-07-05 | 博世电动工具（中国）有限公司 | Electric screwdriver |
| US20190015963A1 (en) * | 2017-07-13 | 2019-01-17 | Tti (Macao Commercial Offshore) Limited | Power tool including power tool base couplable with power tool implements |
| CN107838853A (en) * | 2017-11-28 | 2018-03-27 | 杭州潘工工具有限公司 | A kind of multi-function handle of screwdriver assembly |
| CN107877439A (en) * | 2017-12-25 | 2018-04-06 | 郑州小动电子科技有限公司 | A kind of mini electric screwdriver |
| CN109904712A (en) * | 2019-02-28 | 2019-06-18 | 国家电网有限公司 | A kind of power supply company's multifunctional access the Line tool |
| CN209999070U (en) * | 2019-03-14 | 2020-01-31 | 南京德朔实业有限公司 | Electric screwdriver |
| CN110026936B (en) * | 2019-04-22 | 2024-03-05 | 威汉工具(上海)有限公司 | Screwdriver and assembling method thereof |
| CN113193507B (en) * | 2021-04-29 | 2022-05-24 | 广州市德铭机电设备有限公司 | Convenient installation tool convenient for cable connection |
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- 2014-09-30 CN CN201420576231.2U patent/CN204171935U/en not_active Expired - Fee Related
- 2014-09-30 CN CN201410521101.3A patent/CN104742072B/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104742074A (en) | 2015-07-01 |
| CN104742074B (en) | 2017-04-19 |
| CN204171935U (en) | 2015-02-25 |
| CN104742073A (en) | 2015-07-01 |
| CN104742072B (en) | 2017-04-19 |
| CN104742072A (en) | 2015-07-01 |
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Address after: 211106 No. 529, 159, Jiangjun Avenue, Jiangning District, Nanjing, Jiangsu Province Patentee after: Nanjing Quanfeng Technology Co.,Ltd. Address before: 211106, No. 159, general road, Jiangning economic and Technological Development Zone, Nanjing, Jiangsu Patentee before: NANJING CHERVON INDUSTRY Co.,Ltd. |