CN104416543B - Electric tool termination connects adnexa and electric tool - Google Patents
Electric tool termination connects adnexa and electric tool Download PDFInfo
- Publication number
- CN104416543B CN104416543B CN201310372980.3A CN201310372980A CN104416543B CN 104416543 B CN104416543 B CN 104416543B CN 201310372980 A CN201310372980 A CN 201310372980A CN 104416543 B CN104416543 B CN 104416543B
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- CN
- China
- Prior art keywords
- adnexa
- overcoat
- inner sleeve
- projection
- electric tool
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- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2240/00—Details of connections of tools or workpieces
- B23B2240/04—Bayonet connections
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention provides a kind of electric tool termination to connect adnexa, it includes having the adnexa overcoat of sheathed port, the adnexa inner sleeve with sheathed port and return unit, the inwall of adnexa overcoat is provided with overcoat projection, the inwall of adnexa inner sleeve is provided with inner sleeve projection, adnexa overcoat puts in being enclosed within described adnexa, one of them in overcoat projection and described inner sleeve projection is near the sheathed port of adnexa overcoat, another is connected between adnexa overcoat and adnexa inner sleeve away from the sheathed port of adnexa overcoat, return unit.When this electric tool termination connection adnexa assembles mutually with electric tool, only overcoat projection and inner sleeve projection need to be directed at the groove on electric tool, push electric tool termination connection adnexa to electric tool；During dismounting, first rotary attachment overcoat or adnexa inner sleeve is only needed then electric tool termination connection adnexa to be pulled away from electric tool.So, connection adnexa in this electric tool termination is simple and quick with electric tool phase assembly and disassembly.
Description
Technical field
The present invention relates to field of power tools, particularly relate to a kind of electric tool termination and connect adnexa and electronic
Instrument.
Background technology
In order to increase the application possibility of electric tool, typically corresponding termination can be installed on electric tool attached
Part, such as, install inflator on drill bit.When attachment is installed on electric tool it is generally required to hold
Corresponding attachment means link position corresponding with on electric tool is had to match to realize connecting on head adnexa.
At this moment termination can be used to connect adnexa and to realize the connection of attachment and electric tool.But conventional termination is even
Mounting and dismounting relatively complicated when attachment is connected with electric tool, using to user makes troubles.
Summary of the invention
Based on this, it is necessary to provide a kind of electric tool termination to connect adnexa and electric tool, this electric tool
Connection adnexa in termination is simple and quick with electric tool phase assembly and disassembly.
A kind of electric tool termination connects adnexa, including having the adnexa overcoat of sheathed port, having sheathed end
The adnexa inner sleeve of mouth and return unit, the inwall of described adnexa overcoat is provided with overcoat projection, described adnexa inner sleeve
Inwall be provided with inner sleeve projection, described adnexa overcoat puts in being enclosed within described adnexa, described overcoat projection with
One of them in described inner sleeve projection is near the sheathed port of described adnexa overcoat, and another is away from described attached
The sheathed port of part overcoat, described return unit is connected between described adnexa overcoat and described adnexa inner sleeve；Institute
Stating adnexa overcoat and have primary importance and the second position relative to described adnexa inner sleeve, described return unit trends towards
Described adnexa overcoat is driven to turn to primary importance relative to described adnexa inner sleeve from the second position, when described attached
When part overcoat is in primary importance relative to described adnexa inner sleeve, described overcoat projection and described inner sleeve projection phase
Two close end faces are staggered；When described adnexa overcoat relative to described adnexa inner sleeve from primary importance to
When two positions rotate, it is the most right that two end faces that described overcoat projection and described inner sleeve projection are staggered trend towards
Together.
Wherein in an embodiment, the sheathed port of described adnexa inner sleeve is provided with breach, and described inner sleeve is convex
Block is located at the bottom of described breach, and described overcoat projection is located in described breach.
Wherein in an embodiment, put in described adnexa and be provided with guide pad, put outside described adnexa and be provided with
Gathering sill, described adnexa inner sleeve is rotationally connected by described guide pad and described gathering sill with described adnexa overcoat.
Wherein in an embodiment, the area of section of described overcoat projection by sheathed port to inner sleeve projection side
To becoming larger.
Wherein in an embodiment, described inner sleeve projection is located at the sheathed port of adnexa inner sleeve, described attached
Being provided with notch near inner sleeve projection away from sheathed port on the sidewall of part inner sleeve, described overcoat projection slides and sets
In described notch.
Wherein in an embodiment, the quantity of described inner sleeve projection and described overcoat projection is multiple.
Wherein in an embodiment, described inner sleeve projection and described overcoat projection are respectively in described adnexa inner sleeve
Uniformly arrange with putting outside described adnexa.
Wherein in an embodiment, described return unit is stage clip, torsion spring, shell fragment or steel wire.
A kind of electric tool, including housing and the output shaft of output motion, described electric tool also includes sheathed
Electric tool termination on described electric tool connects adnexa, and described electric tool termination connects adnexa and includes
The adnexa overcoat with sheathed port, the adnexa inner sleeve with sheathed port and return unit, described adnexa overcoat
Inwall be provided with overcoat projection, the inwall of described adnexa inner sleeve is provided with inner sleeve projection, described adnexa overcoat
Putting in being enclosed within described adnexa, described overcoat projection and one of them in described inner sleeve projection are near described attached
The sheathed port of part overcoat, another is connected to away from the sheathed port of described adnexa overcoat, described return unit
Between described adnexa overcoat and described adnexa inner sleeve；Described adnexa overcoat has relative to described adnexa inner sleeve
One position and the second position, described return unit trends towards driving described adnexa overcoat relative to described adnexa inner sleeve
Primary importance is turned to, when described adnexa overcoat is in first relative to described adnexa inner sleeve from the second position
When putting, described overcoat projection two end faces mutually close with described inner sleeve projection are staggered；When outside described adnexa
Overlap relative to described adnexa inner sleeve from primary importance to the second position rotate time, described overcoat projection with described in
Two end faces that set projection is staggered trend towards being mutually aligned；On described housing, the position near output shaft is provided with
Multiple boss, are formed with multiple guiding overcoat projection and groove that inner sleeve projection passes through between the plurality of boss,
The width of the bottom land of described groove successively decreases to the direction away from output shaft, and described boss is away from one end of output shaft
There is the abutment face leant with overcoat projection or inner sleeve projection.
Wherein in an embodiment, described electric tool is electric drill or screwdriver.
When above-mentioned electric tool termination connection adnexa assembles mutually with electric tool, only need to be by overcoat projection and inner sleeve
Groove on projection alignment electric tool, pushes electric tool termination connection adnexa to electric tool；Tear open
When unloading, first rotary attachment overcoat or adnexa inner sleeve is only needed then electric tool termination connection adnexa to be pulled away from electricity
Power driven tools.So, it is right that this electric tool termination connection adnexa and electric tool phase assembly and disassembly only need
Quasi-promotion and rotation pull, and this electric tool termination connects adnexa and electric tool phase assembly and disassembly
Simple and quick.
Accompanying drawing explanation
Fig. 1 is that the electric tool termination of an embodiment connects the signal that adnexa fits together with electric tool
Figure；
Fig. 2 is the schematic diagram that electric tool shown in Fig. 1 is connected adnexa junction with electric tool termination；
Fig. 3 is the adnexa overcoat schematic diagram that electric tool termination shown in Fig. 1 connects adnexa；
Fig. 4 is the adnexa inner sleeve schematic diagram that electric tool termination shown in Fig. 1 connects adnexa；
Fig. 5 is that electric tool termination shown in Fig. 1 connects the adnexa overcoat of adnexa and adnexa inner sleeve cooperates
Sectional view；
Fig. 6 be electric tool termination shown in Fig. 1 connect adnexa adnexa overcoat and adnexa inner sleeve between connect pressure
Schematic diagram during spring；
Fig. 7 be electric tool termination shown in Fig. 1 connect adnexa adnexa overcoat and adnexa inner sleeve between connect turn round
Schematic diagram during spring；
Fig. 8～11 connects adnexa and electric tool assembling process schematic diagram for electric tool termination shown in Fig. 1.
Electric tool termination connects adnexa 100 electric tool 200 adnexa overcoat 110
Adnexa inner sleeve 120 return unit 130 overcoat projection 112 inner sleeve projection 122
Breach 124 housing 210 output shaft 220 boss 212
Groove 214 abutment face 215 end face 142
Detailed description of the invention
Refer to Fig. 1 and Fig. 2, an embodiment provides a kind of electric tool termination to connect adnexa 100.This electricity
Power driven tools termination connects adnexa 100 for attachment is connected to electric tool 200.In this embodiment
In, this electric tool 200 is electric drill or screwdriver.This electric tool 200 includes housing 210 and output fortune
Dynamic output shaft 220.On housing 210, the position near output shaft 220 is provided with multiple boss 212, multiple convex
Being formed with multiple groove 214 between platform 212, boss 212 has abutment face away from one end of output shaft 220
215.Connect adnexa 100 for the ease of electric tool termination to be set on this electric tool 200, adjacent lands
The width of the bottom land of the groove 214 formed between 212 successively decreases to the direction away from output shaft 220.It is to say,
The bottom land of groove 214 is relatively big at the local width close to output shaft 220, away from the local width of output shaft 220
Spend less, i.e. groove 214 bottom land is trapezoidal.Groove 214 shape is by the shape of boss 212 and adjacent two
Distance between boss 212 determines, by adjusting between shape and adjacent two boss 212 of boss 212
Distance just can adjust width and the shape of the bottom land of groove 214.
Refer to Fig. 3～5, this electric tool termination connects the adnexa overcoat that adnexa 100 includes having sheathed port
110, there is adnexa inner sleeve 120 and the return unit 130 of sheathed port.Sheathed port herein is and electronic work
Tool 200 matches the port being socketed on electric tool 200.Return unit 130 can be for stage clip, torsion spring,
Shell fragment or steel wire.Return unit 130 in Fig. 6 is stage clip, and the return unit 130 in Fig. 7 is torsion spring.Should
Embodiment uses the return unit 130 in Fig. 6, namely stage clip.After return unit 130 stress is compressed, its
There is the power being returned to original length accordingly.
The inwall of the adnexa overcoat 110 that this electric tool termination connects adnexa 100 is provided with overcoat projection 112,
The inwall of adnexa inner sleeve 120 is provided with inner sleeve projection 122.Adnexa overcoat 110 is enclosed within adnexa inner sleeve 120,
Return unit 130 is connected between adnexa overcoat 110 and adnexa inner sleeve 120, as shown in Figure 5.Overcoat projection
112 with one of them in inner sleeve projection 122 near the sheathed port of adnexa overcoat 110, another is away from attached
The sheathed port of part overcoat 110.In this embodiment, the sheathed port of adnexa inner sleeve 120 is provided with breach
124, inner sleeve projection 122 is located at the bottom of breach 124, and overcoat projection 112 is located in breach 124.The most just
Being to say, overcoat projection 112 is near the sheathed port of adnexa overcoat 110, outside inner sleeve projection 122 is away from adnexa
The sheathed port of set 110.It addition, it can be seen from figure 4 that the width of breach 124 is significantly greater than overcoat
The width of projection 112, when this is to make adnexa overcoat 110 rotate relative to adnexa inner sleeve 120, overcoat
Projection 112 can be movable back and forth in breach 124.Otherwise, if overcoat projection 112 with breach 124 is
Close-fitting mode, adnexa overcoat 110 will be unable to rotate relative to adnexa inner sleeve 120.
This electric tool termination connects the adnexa overcoat 110 of adnexa 100 and has first relative to adnexa inner sleeve 120
Position and the second position.Primary importance and the second position herein are that adnexa overcoat 110 is relative to adnexa inner sleeve
120 rotate and produce.Return unit 130 trend towards drive adnexa overcoat 110 relative to adnexa inner sleeve 120 from
The second position turns to primary importance.It is to say, when adnexa overcoat 110 relative to adnexa inner sleeve 120 at
When primary importance, return unit 130(i.e. stage clip) it is in free state, namely do not stress state；
When adnexa overcoat 110 is in the second position relative to adnexa inner sleeve 120, return unit 130 is in compression shape
State, namely return unit 130 is by stress, releases the power on return unit 130 that is pressed in, and return unit 130 will band
Dynamic adnexa overcoat 110 rotates relative to adnexa inner sleeve 120 and makes adnexa overcoat 110 relative to adnexa inner sleeve 120
Return to primary importance.
Refer to Fig. 8, when adnexa overcoat 110 is in primary importance relative to adnexa inner sleeve 120, overcoat is convex
Block 112 two end faces 142 mutually close with inner sleeve projection 122 are staggered；When adnexa overcoat 110 relative to
Adnexa inner sleeve 120 from primary importance to the second position rotate time, overcoat projection 112 and inner sleeve projection 122 phase
Two end faces 142 staggered trend towards being mutually aligned.It is assembled into when this electric tool termination connects adnexa 100
Time on electric tool 200, overcoat projection 112 can first arrive electric tool 200 groove 214 in and along
Groove 214 slides on electric tool 200.At overcoat projection 112 along groove 214 to electric tool 200
During upper slip, inner sleeve projection 122 also will go in groove 214, by groove 214 cell wall
Limiting, overcoat projection 112 would tend to original two end faces 142 mutually staggered of inner sleeve projection 122
Being mutually aligned, now adnexa overcoat 110 rotates to the second position from primary importance relative to adnexa inner sleeve 120.
After overcoat projection 112 is by groove 214, adnexa overcoat 110 will be relative to adnexa inner sleeve 120 by multiple
The effect of position part 130 restoring force returns to primary importance, overcoat projection 112 and inner sleeve projection 122 from the second position
Two end faces 142 also will again stagger.Now, the end face 142 of overcoat projection 112 will be resisted against boss
On the abutment face 215 of 212.So this electric tool termination connection adnexa 100 has just been assembled into electric tool
On 200.
It addition, the adnexa inner sleeve 120 that this electric tool termination connects adnexa 100 is provided with guide pad, adnexa
Overcoat 110 is provided with gathering sill.Adnexa inner sleeve 120 is turned by guide pad and gathering sill with adnexa overcoat 110
It is dynamically connected.So, when adnexa overcoat 110 rotates relative to adnexa inner sleeve 120, rotational motion will be compared
Smooth and movement locus more meets the requirements.Adnexa overcoat 110 and adnexa inner sleeve 120 can also pass through guide pad
It is fixed together with gathering sill and is not easy to be separated from each other.
The area of section of the overcoat projection 112 on adnexa overcoat 110 by sheathed port to inner sleeve projection 122 direction
Become larger.Such design can facilitate this electric tool termination to connect adnexa 100 and electric tool 200
When assembling mutually, overcoat projection 112 and inner sleeve projection 122 are by the groove on the housing 210 of electric tool 200
214 extrude and draw close to the center of groove 214.
In this embodiment, this electric tool termination connects inner sleeve projection 122 and the overcoat projection of adnexa 100
The quantity of 112 is multiple.Inner sleeve projection 122 and overcoat projection 112 are respectively equal with on adnexa overcoat 110
Even arrangement.The bindiny mechanism being connected with attachment it is additionally provided with on adnexa overcoat 110.These bindiny mechanisms
Can facilitate and attachment is fixed on this electric tool termination connection adnexa 100.
This electric tool termination is explained below and connects the group installation and dismantling of adnexa 100 and electric tool 200
Unload process.
Refer to Fig. 8, before this electric tool termination connection adnexa 100 is assembled into electric tool 200, electronic
Instrument termination connects adnexa 100 and is separated from each other with electric tool 200.For convenience of explanation, Fig. 6～10
Only depict electric tool termination and connect the part-structure of adnexa 100 and electric tool 200, electric tool 200
On only depict a groove 214.As can see from Figure 8, now adnexa overcoat 110 relative in adnexa
Set 120 is in primary importance.Two end face 142 phases that overcoat projection 112 is mutually close with inner sleeve projection 122
Staggering, return unit 130 does not has reset force to adnexa overcoat 110 and adnexa inner sleeve 120.
Refer to Fig. 9, when assembling, electric tool termination connects the overcoat projection 112 of adnexa 100 with interior
The groove 214 that set projection 122 is directed at electric tool 200 is close to electric tool 200.The most only overcoat is convex
Block 112 has entered in the groove 214 of electric tool 200.
Refer to Figure 10, electric tool termination connects adnexa 100 and continues to electric tool 200 close.Now
Overcoat projection 112 and inner sleeve projection 122 all enter in the groove 214 of electric tool 200.Overcoat projection
112 two end faces 142 being staggered with inner sleeve projection 122 are by the limit of the groove 214 due to electric tool 200
Make and trend towards being mutually aligned.Now, adnexa overcoat 110 relative to adnexa inner sleeve 120 from primary importance to
The second position rotates, and adnexa overcoat 110 and adnexa inner sleeve 120 are produced and pull adnexa overcoat by return unit 130
110 and adnexa inner sleeve 120 return to the reset force of primary importance.
Refer to Figure 11, electric tool termination connects adnexa 100 and continues to electric tool 200 close.Overcoat
Projection 112 arrives the edge of the groove 214 of electric tool 200 and due to the existence of return unit 130 reset force,
Drive overcoat projection 112 is slided by adnexa overcoat 110 relative to inner sleeve projection 122.Overcoat projection 112 is with interior
Two end faces 142 of set projection 122 will stagger again, and the end face 142 of overcoat projection 112 will be against
The abutment face 215 of the boss 212 of electric tool 200, thus limit electric tool termination connect adnexa 100 from
Depart from electric tool 200.So, just complete electric tool termination and connect the assembling of adnexa 100.From
In Figure 11 it will be seen that when electric tool termination connect adnexa 100 be assembled on electric tool 200 time, interior
Set projection 122 coordinates the tightst with the groove 214 of electric tool 200.It addition, electric tool 200
The bottom land of groove 214 is trapezoidal, say, that on the direction that inner sleeve projection 122 enters groove 214, recessed
The width of the bottom land of groove 214 is gradually reduced, and so can well limit inner sleeve projection 122 and continue to electronic
Instrument 200 is close.May be otherwise inner sleeve projection 122 is designed to groove 214 to the shape mated with
It is beneficial to fixing.
When dismantling, the adnexa overcoat 110 first rotating this electric tool termination connection adnexa 100 makes overcoat convex
Block 112 is mutually aligned with inner sleeve projection 122.Then pull this electric tool termination to connect adnexa 100 and make interior
Set projection 122 and overcoat projection 112 skid off the groove 214 of electric tool 200.Thus can be electronic by this
Instrument termination connects adnexa 100 and disassembles from electric tool 200.
Connecting adnexa 100 from above-mentioned electric tool termination can with electric tool 200 assembly and disassembly process
Arrive, electric tool termination only need to be connected during assembling overcoat projection 112 and the inner sleeve projection 122 of adnexa 100
Groove 214 on alignment electric tool 200, pushes electric tool termination connection adnexa 100 to electric tool
200；During dismounting, first rotary attachment overcoat 110 is only needed then electric tool termination to be connected adnexa 100
It is pulled away from electric tool 200.So, this electric tool termination connects adnexa 100 and electric tool 200
Phase assembly and disassembly only need to be directed at promotion and rotation pulls, this electric tool termination connect adnexa 100 and
Electric tool 200 phase assembly and disassembly simple and quick.
It is to use overcoat projection near sheathed port inner sleeve projection away from set that above-mentioned electric tool termination connects adnexa
If the form of port.This electric tool termination connects adnexa and can also use inner sleeve projection outside sheathed port
Set projection is away from the form of sheathed port.Now, the position of inner sleeve projection and breach is put in only need to exchanging adnexa
Put, the overcoat projection put is moved to the direction away from sheathed port simultaneously outside adnexa.Concrete,
Inner sleeve projection is located at the sheathed port of adnexa inner sleeve, near inner sleeve projection away from set on the sidewall of adnexa inner sleeve
If port is provided with notch, overcoat projection slides and is located in notch.Notch herein can be with l-shaped, notch
One end extend to sheathed port, when such adnexa overcoat assembles mutually with adnexa inner sleeve, overcoat projection is permissible
Slide to notch from one end extending to sheathed port of notch.Meanwhile, notch matches with overcoat projection
Mode can replace guide pad and gathering sill, thus saves element.This electric tool termination connects adnexa group
Adnexa is connected with electric tool termination above identical during dress；During dismounting, rotary attachment inner sleeve is needed then to draw
Go out.
So, no matter inner sleeve projection near sheathed port or overcoat projection near sheathed port, from electronic work
Tool termination connects adnexa and electric tool assembly and disassembly process it will be seen that only need to be by electric tool when assembling
Groove on the overcoat projection of termination connection adnexa and inner sleeve projection alignment electric tool, by electric tool termination
Connect adnexa and push electric tool to；During dismounting, only need first rotary attachment overcoat or adnexa inner sleeve then
Electric tool termination connection adnexa is pulled away from electric tool.So, this electric tool termination connects adnexa
Only need to be directed at promotion with electric tool phase assembly and disassembly and rotation pulls, this electric tool termination connects
Adnexa is simple and quick with electric tool phase assembly and disassembly.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for this area
Those of ordinary skill for, without departing from the inventive concept of the premise, it is also possible to make some deformation and
Improving, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended
Claim is as the criterion.
Claims (9)
1. an electric tool termination connects adnexa, it is characterised in that: include having outside the adnexa of sheathed port
Overlapping, have adnexa inner sleeve and the return unit of sheathed port, the inwall of described adnexa overcoat is provided with overcoat projection,
The inwall of described adnexa inner sleeve is provided with inner sleeve projection, and described adnexa overcoat puts in being enclosed within described adnexa, institute
State one of them in overcoat projection and described inner sleeve projection near the sheathed port of described adnexa overcoat, another
The individual sheathed port away from described adnexa overcoat, described return unit is connected to described adnexa overcoat and described adnexa
Between inner sleeve；
Described adnexa overcoat has primary importance and the second position, described return unit relative to described adnexa inner sleeve
Trend towards driving described adnexa overcoat to turn to primary importance relative to described adnexa inner sleeve from the second position, when
When described adnexa overcoat is in primary importance relative to described adnexa inner sleeve, described overcoat projection and described inner sleeve
Mutually close two end faces of projection are staggered；When described adnexa overcoat relative to described adnexa inner sleeve from first
Putting when the second position rotates, two end faces that described overcoat projection and described inner sleeve projection are staggered trend towards
It is mutually aligned；
The sheathed port of described adnexa inner sleeve is provided with breach, and described inner sleeve projection is located at the bottom of described breach,
Described overcoat projection is located in described breach.
Electric tool termination the most according to claim 1 connects adnexa, it is characterised in that: described adnexa
Inside put and be provided with guide pad, put outside described adnexa and be provided with gathering sill, outside described adnexa inner sleeve is with described adnexa
Set is rotationally connected by described guide pad and described gathering sill.
Electric tool termination the most according to claim 1 connects adnexa, it is characterised in that: described overcoat
The area of section of projection is become larger to inner sleeve projection direction by sheathed port.
Electric tool termination the most according to claim 1 connects adnexa, it is characterised in that: described inner sleeve
Projection is located at the sheathed port of adnexa inner sleeve, near inner sleeve projection away from set on the sidewall of described adnexa inner sleeve
If port is provided with notch, described overcoat projection slides and is located in described notch.
5. connect adnexa according to the electric tool termination described in any claim in Claims 1-4, its
It is characterised by: the quantity of described inner sleeve projection and described overcoat projection is multiple.
Electric tool termination the most according to claim 5 connects adnexa, it is characterised in that: described inner sleeve
Projection and described overcoat projection are uniformly arranged on set respectively outside described adnexa inner sleeve and described adnexa.
7. connect adnexa according to the electric tool termination described in any claim in Claims 1-4, its
It is characterised by: described return unit is stage clip, torsion spring, shell fragment or steel wire.
8. an electric tool, including housing and the output shaft of output motion, it is characterised in that: described electronic
Instrument also includes that the electric tool termination being set on described electric tool connects adnexa, described electric tool end
Head connects adnexa and includes having the adnexa overcoat of sheathed port, the adnexa inner sleeve with sheathed port and return unit,
The inwall of described adnexa overcoat is provided with overcoat projection, and the inwall of described adnexa inner sleeve is provided with inner sleeve projection,
Described adnexa overcoat puts in being enclosed within described adnexa, wherein in described overcoat projection and described inner sleeve projection
The individual sheathed port near described adnexa overcoat, another is away from the sheathed port of described adnexa overcoat, described
Return unit is connected between described adnexa overcoat and described adnexa inner sleeve；Described adnexa overcoat is attached relative to described
Part inner sleeve has primary importance and the second position, described return unit trend towards driving described adnexa overcoat relative to
Described adnexa inner sleeve turns to primary importance from the second position, when described adnexa overcoat is relative in described adnexa
Set is when being in primary importance, and described overcoat projection two end faces mutually close with described inner sleeve projection are staggered；
When described adnexa overcoat rotates to the second position from primary importance relative to described adnexa inner sleeve, described overcoat
Two end faces that projection and described inner sleeve projection are staggered trend towards being mutually aligned；Near output on described housing
The position of axle is provided with multiple boss, is formed with multiple guiding overcoat projection and inner sleeve is convex between the plurality of boss
The groove that block passes through, the width of the bottom land of described groove successively decreases to the direction away from output shaft, and described boss is remote
There is the abutment face leant with overcoat projection or inner sleeve projection from one end of output shaft；Described adnexa inner sleeve
Sheathed port be provided with breach, described inner sleeve projection is located at the bottom of described breach, and described overcoat projection sets
In described breach.
Electric tool the most according to claim 8, it is characterised in that: described electric tool be electric drill or
Screwdriver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310372980.3A CN104416543B (en) | 2013-08-23 | 2013-08-23 | Electric tool termination connects adnexa and electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310372980.3A CN104416543B (en) | 2013-08-23 | 2013-08-23 | Electric tool termination connects adnexa and electric tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104416543A CN104416543A (en) | 2015-03-18 |
| CN104416543B true CN104416543B (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310372980.3A Active CN104416543B (en) | 2013-08-23 | 2013-08-23 | Electric tool termination connects adnexa and electric tool |
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| CN (1) | CN104416543B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105033318B (en) * | 2015-08-06 | 2017-08-18 | 宁波中旺工具有限公司 | A kind of electric drill device |
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| CN202878267U (en) * | 2012-10-15 | 2013-04-17 | 南京德朔实业有限公司 | Rotating type tool and fast installation chuck thereof |
| CN104290078A (en) * | 2013-07-19 | 2015-01-21 | 苏州宝时得电动工具有限公司 | Electric tool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010030433A1 (en) * | 2010-06-23 | 2011-12-29 | Robert Bosch Gmbh | Hand tool with a striking mechanism |
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2013
- 2013-08-23 CN CN201310372980.3A patent/CN104416543B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1236538A2 (en) * | 2001-02-14 | 2002-09-04 | Black & Decker Inc. | Removable chuck |
| EP1724068A1 (en) * | 2005-05-19 | 2006-11-22 | Metabowerke GmbH | Drilling tool |
| CN101553344A (en) * | 2006-12-08 | 2009-10-07 | 罗伯特·博世有限公司 | Adapter for a handheld machine tool |
| CN201067897Y (en) * | 2007-07-02 | 2008-06-04 | 东莞清溪浮岗特力电动工具厂 | Clasping mechanism and electric tool for connecting auxiliary tool |
| CN202878267U (en) * | 2012-10-15 | 2013-04-17 | 南京德朔实业有限公司 | Rotating type tool and fast installation chuck thereof |
| CN104290078A (en) * | 2013-07-19 | 2015-01-21 | 苏州宝时得电动工具有限公司 | Electric tool |
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| CN104416543A (en) | 2015-03-18 |
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