CN105762989B - Electric tool - Google Patents
Electric tool Download PDFInfo
- Publication number
- CN105762989B CN105762989B CN201610205068.2A CN201610205068A CN105762989B CN 105762989 B CN105762989 B CN 105762989B CN 201610205068 A CN201610205068 A CN 201610205068A CN 105762989 B CN105762989 B CN 105762989B
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- CN
- China
- Prior art keywords
- lock shaft
- electric tool
- shaft
- lock
- housing
- 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
-
- 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
-
- 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
- B25F5/006—Vibration damping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention relates to technical field of tools, more particularly to a kind of electric tool, and it includes housing（1）, execution unit（6）, drive shaft（2）, switch trigger（18）And output shaft（4）, electric tool also includes a connecting bushing（3）, the drive shaft（2）Pass through connecting bushing（3）With output shaft（4）Connection, the output shaft（4）With execution unit（6）Connection.This electric tool part is using less, and assembling is easy, and cost is few, and operating noise is low, and vibrates that smaller, using effect is preferable.
Description
Technical field
The present invention relates to technical field of tools, more particularly to a kind of part, using less, assembling is easy, and cost is few, work
Noise is low, and vibrates smaller, the preferable electric tool of using effect.
Background technology
The driving of the electric tool execution unit of prior art mainly has two kinds of forms, one kind be drive shaft and output shaft it
Between gear reduction is set, then output shaft is connected with execution unit again, and the electric tool of this structure is due to using gear
Transmission, therefore noise during its work is bigger, and because the part used is more, therefore its assembly precision requires high, dress
With cumbersome, cost is also higher；Also one kind is directly by execution unit and drives axis connection, although so simple in construction,
It is that vibration is larger, it is not fine to use effect.
The content of the invention
The technical problem to be solved by the invention is to provide a kind of part using less, and assembling is easy, and cost is few, work
Noise is low, and vibrates smaller, the preferable electric tool of using effect.
The technical solution adopted in the present invention is to provide a kind of electric tool with following structure：The electric tool bag
Housing, execution unit, drive shaft, switch trigger and output shaft are included, wherein, electric tool also includes a connecting bushing, drives
Moving axis is connected by connecting bushing and output axis connection, output shaft with execution unit.
After above structure, compared with prior art, the present invention has advantages below：The present invention is saving The gear deceleration
In the case of mechanism, by a connecting bushing by drive shaft and output axis connection, and execution unit is directly connected with output shaft
Connect, so the execution unit in the present invention is the equal of to be directly driven by drive shaft, due to that need not pass through gear reduction unit
Structure is driven, therefore not only parts usage amount greatly reduces the present invention, and assembling becomes simple and convenient, and cost substantially reduces,
And preferably reduce noise when angle grinder works；And because the present invention is not to be directly connected to execution unit
In drive shaft, but be connected to by output shaft and connecting bushing in drive shaft, thus vibrate when in use it is also smaller,
Using effect is preferable.
Preferably, the annexation between drive shaft and connecting bushing is matched somebody with somebody for close-fitting or pine, output shaft and connecting bushing
Between annexation match somebody with somebody for close-fitting or pine.Because drive shaft is mounted in housing, the connected mode of close-fitting can be with
Drive shaft and the fastness of connecting bushing are further improved, and the connected mode that pine is matched somebody with somebody can further improve output shaft dismounting
Convenience.
Preferably, the magnitude of interference of close-fitting is less than or equal to 0.1mm, the gap that pine is matched somebody with somebody is less than or equal to 1mm.Above-mentioned two gap
Span be the optimal clearance distance that draws after the applicant's constantly practice.
Preferably, the connecting bushing is provided with an endoporus for being used to match somebody with somebody with drive shaft and output shaft close-fitting or pine.It is logical
An endoporus is crossed with regard to drive shaft and output shaft can be connected, it is simple in construction, and connection effect is preferable.
Preferably, a fan blade is connected with the connecting bushing.One fan blade is set, can so be improved in housing
Radiating effect, and the present invention fan blade has been arranged on connecting bushing, without set on the driving shaft, so can be big
The big axial length reduced after drive shaft, connecting bushing and output shaft three connection, and then the housing that can reduce occupancy is empty
Between, so as in the case where ensureing that radiating effect preferably and additionally increases drive shaft axial length, electric tool shell significantly
The less beneficial effect of body space-consuming.
Preferably, the fan blade lower surface and the lower surface of connecting bushing are located at same level.Due in stator
Line bag has certain axial height, thus fan blade be arranged on connecting bushing bottom purpose one is in order to when fan blade rotates not
Encounter stator line bag, avoid the occurrence of potential safety hazard, the second is the heat-dissipating space of increase housing, dissipating when improving electric tool work
Thermal effect.
Preferably, electric tool, which also includes one, can pin drive shaft so as to limit the lock shaft machine of drive shaft turns
Structure.Employ lock shaft mechanism, such user when needing to change execution unit need not by manual or extra instrument come
Output shaft is locked, such potential safety hazard is relatively low and replacing execution unit is more convenient.
Preferably, the lock shaft mechanism includes lock shaft block, lock shaft pin, lock shaft spring and lock shaft cap, the lock shaft pin point
For epimere, stage casing and hypomere, the head of the housing is provided with a groove for being used to house lock shaft cap and stretched for lock shaft pin stage casing
What is entered stretches into hole, and the outside diameter of the lock shaft pin hypomere, which is more than, stretches into hole aperture, and the lock shaft block is connected to drive shaft upper end,
The lock shaft block is provided with least one axial lock tieholen for the insertion of lock shaft pin hypomere, and the lock shaft cap is connected on lock shaft pin
Section, the lock shaft spring is enclosed on lock shaft spring, and the lock shaft spring both ends are withstood between lock shaft cap and the head of housing respectively.Using
The lock shaft mechanism of this structure, not only simple in construction, using flexible, and also lock shaft effect is preferable.
Controlled preferably, being provided with a switch safety that can pin switch trigger between the housing and switch trigger
Mechanism.One switch safety controlling organization is set, maloperation so will not occur when not in use in electric tool, improve electronic
The security of instrument.
Preferably, the switch safety controlling organization includes switch bolt and is arranged on switch bolt to be used to make out
The closing piece spring of bar reset is shut, the switch trigger is provided with limit ribs, and the switch bolt is provided with positive stop, described
Positive stop is located above limit ribs, and the positive stop is provided with the stopper slot for stopping that limit ribs move up, institute
State housing both sides and be equipped with the through hole for stretching out or retracting for switch bolt, the enclosure interior both sides are equipped with for extruding closing piece
The projection of spring.Using the switch safety controlling organization of this structure, simple in construction, control effect is preferable, improves electric tool
Security.
Brief description of the drawings
Fig. 1 is the side partial sectional view of electric tool of the present invention.
Fig. 2 is the enlarged drawing at A positions in Fig. 1.
Fig. 3 is the enlarged drawing at B positions in Fig. 1.
Fig. 4 is the enlarged drawing at C positions in Fig. 1.
Fig. 5 is the structural representation of connecting bushing in electric tool of the present invention.
Fig. 6 is the structural representation of lock shaft block in electric tool of the present invention.
Fig. 7 is the structural representation of lock shaft pin in electric tool of the present invention.
Fig. 8 is the head schematic diagram of housing in electric tool of the present invention.
Fig. 9 is the overhead, partial cut-away view of electric tool of the present invention.
Figure 10 is the enlarged drawing at D positions in Fig. 9.
Figure 11 is the structural representation that bolt is switched in electric tool of the present invention.
Figure 12 is a part of schematic diagram of housing in electric tool of the present invention.
Figure 13 is position relationship schematic diagram when bolt locking switch trigger is switched in electric tool of the present invention.
Figure 14 is adoptable another lock shaft structural representation in electric tool of the present invention.
As shown in the figure：1st, housing；2nd, drive shaft；3rd, connecting bushing；4th, output shaft；5th, fan blade；6th, execution unit；7th, it is interior
Hole；8th, lock shaft block；9th, lock shaft pin；10th, lock shaft spring；11st, inner via hole；12nd, locking hole；13rd, hole is stretched into；14th, lock shaft cap；15th, turn
Son；16th, stator；17th, windshield；18th, trigger is switched；19th, bolt is switched；20th, closing piece spring；21st, limit ribs；22nd, limiting block
Block；23rd, press section；24th, through hole；25th, projection；26th, storage tank；27th, breach；28th, baffle plate；29th, stopper slot；30th, groove；31、
Opening；32nd, gap；33rd, clutch shaft bearing；34th, second bearing；35. hangnail；36th, radial direction locking hole；37th, it is raised；38th, cavity.
Specific embodiment
Electric tool of the present invention is described in further detail with specific embodiment below in conjunction with accompanying drawing：
The present embodiment is illustrated using angle grinder, and the execution unit of angle grinder is grinding, but other electric tools
Also within protection scope of the present invention.
As depicted in figs. 1 and 2, electric tool of the present invention includes housing 1, execution unit 6 and in the head of housing 1
Drive shaft 2, rotor 15, stator 16, output shaft 4, fan blade 5 and connecting bushing 3.As shown in figure 5, connecting bushing 3 is provided with one
Individual endoporus 7, the cross section of endoporus 7 is in kidney-shaped, or we are properly termed as track type.The bottom of drive shaft 2 and the close-fitting of endoporus 7, drive
The top of moving axis 2 is connected by clutch shaft bearing 33 with the head of housing 1, and one end and the pine of endoporus 7 of output shaft 4 are matched somebody with somebody, output shaft it is another
One end is directly connected with execution unit 6, and the middle part of output shaft 4 is connected by second bearing 34 with the head of housing 1.With endoporus 7
The shape of cross section is the same, and drive shaft 2 and the cross section of one end of the close-fitting of endoporus 7 are also in kidney-shaped, and output shaft 4 is matched somebody with somebody with the pine of endoporus 7
The cross section of one end be also in kidney-shaped.Drive shaft 2 refers to a kind of interference fit, output shaft 4 and endoporus 7 with the close-fitting of endoporus 7
Pine is with a kind of gap cooperation is referred to, in this embodiment, the close-fitting gap between drive shaft 2 and the hole wall of endoporus 7 is
0.03-0.05mm, pine between output shaft 4 and the hole wall of endoporus 7 are 0.05-0.1mm with gap.In order to reduce the head of housing 1
Occupy space, the close-fitting of fan blade 5 in the present invention is connected on the excircle of connecting bushing 3, and fan blade 5 is located under connecting bushing 3
Portion, the lower surface of fan blade 5 flush with the lower surface of connecting bushing 3, i.e. the lower surface of fan blade 5 and the lower surface of connecting bushing 3 is located at
In same level.
A lock shaft mechanism that can pin drive shaft 2 is provided with the head of the housing 1 of electric tool of the present invention.In this tool
In body embodiment, as shown in figures 1 and 3, lock shaft mechanism includes lock shaft block 8, lock shaft pin 9, lock shaft spring 10 and lock shaft cap 14,
Lock shaft pin 9 divides is provided with a groove 30 for being used to house lock shaft cap 14 and for lock for epimere, stage casing and hypomere, the head of housing 1
What the stage casing of pivot pin 9 was stretched into stretches into hole 13, and the outside diameter of the hypomere of lock shaft pin 9, which is more than, stretches into the aperture of hole 13, therefore the hypomere of lock shaft pin 9
Formed with a step between stage casing, step can prevent lock shaft pin 9 under the restoring force effect of lock shaft spring 10 from stretching into hole
Ejected completely in 13.The upper end of drive shaft 2 is connected with the close-fitting of inner via hole 11 of lock shaft block 8, as shown in fig. 6, the inner via hole of lock shaft block 8
11 be in kidney-shaped, and the cross section of the upper end of drive shaft 2 is also in kidney-shaped, and kidney-shaped structure can strengthen to be connected between lock shaft block 8 and drive shaft 2
Fastness.Lock shaft block 8 is provided with three axial lock tieholens 12 for the hypomeres insertion of lock shaft pin 9, locking hole 12 with outside lock shaft block 8
Circle wall contact, and locking hole 12 is provided with the opening 31 communicated with locking hole 12 with the cylindrical wall contact position of lock shaft block 8, locking hole 12
The distance between center of Kong Xinyu lock shafts block 8 is 0.6-0.8 times of the radius of lock shaft block 8.In order to ensure lock shaft effect, locking hole 12
Need sufficiently large aperture, and lock shaft block 8 needs enough intensity, still, in order to ensure the head of housing 1 occupy space compared with
Small, the volume of lock shaft block 8 itself will design smaller, and if locking hole 12 is excessive, the hole heart of locking hole 12 is from lock shaft block 8
For the distance at center with regard to short, this results in the insufficient strength of lock shaft block 8, influences lock shaft effect.This specific embodiment is by locking hole 12
The purpose contacted with the cylindrical wall of lock shaft block 8 is in the case of ensureing that locking hole 12 has sufficiently large aperture, can to ensure lock shaft block 8
With enough intensity, so as to ensure preferable lock shaft effect.
Lock shaft cap 14 is connected to the epimere of lock shaft pin 9, and the junction of lock shaft pin 9 and lock shaft cap 14 is provided with multiple hangnails 35, falls
The effect of thorn 35 is to strengthen the connectivity robustness of lock shaft cap 14 and lock shaft pin 9.Lock shaft spring 10 is enclosed on lock shaft pin 9, and lock shaft spring
10 both ends are withstood between the head of lock shaft cap 14 and housing 1 respectively.When electric tool needs to change execution unit 6, Ke Yixiang
Lower pressing lock axle cap 14, drive lock shaft pin 9 to move down while lock shaft cap 14 compresses lock shaft spring 10, and finally make lock shaft pin 9
Hypomere is embedded in locking hole 12, and now, under the stop of lock shaft pin 9, drive shaft 2 will not be rotated further by, so as to be convenient for people to safely
Change execution unit 6.After execution unit 6 is changed, as long as we unclamp lock shaft cap 14, lock shaft pin 9 will be in lock shaft spring
Moved up under 10 restoring force effect, and the hypomere of lock shaft pin 9 is left locking hole 12, now, drive shaft 2 no longer by
, can be with normal rotation to the stop of lock shaft pin 9.
Certainly, as shown in figure 14, the lock shaft structure in the present invention can also be used and set radially in the circumferential wall of lock shaft block 8
The mode of locking hole 36, now lock shaft block 8, lock shaft pin 9, lock shaft spring 10 and lock shaft cap 14, will in the side of drive shaft 2,
For the axis of lock shaft pin 9 perpendicular to the axis of drive shaft 2, the head of housing 1 also is provided with a groove for being used to house lock shaft cap 14
30 and hole 13 being stretched into for what lock shaft pin 9 stretched into, lock shaft cap 14 is also connected with lock shaft pin 9, unlike former lock shaft structure,
A circle projection 37 is provided with the middle part excircle of lock shaft pin 9, the diameter of a circle projection 37 is more than the aperture for stretching into hole 13, and housing
A cavity 38 for being used to house lock shaft spring 10 is additionally provided with inside 1, the projection 37 and lock shaft spring 10 of lock shaft pin 9 are respectively positioned on cavity
In 38, the two of lock shaft spring 10 withstands on the projection 37 and the inwall of cavity 38 of lock shaft pin 9 respectively.The work of the horizontal locking in this side is former
Reason is identical with former lock shaft structure, therefore repeats no more.
As shown in figures 1 and 3, in this embodiment, the inwall on the head of housing 1 of electric tool of the present invention is with determining
Be provided with one between sub 16 upper surfaces prevents extraneous air from entering keeping out the wind for the inner ring of stator 16 for blocking extraneous air
Cover 17, leaves for external air currents between the outer ring of stator 16 and the inwall on the head of housing 1 and then plays the gap of heat sinking function
32, i.e., it is to have a ventilating duct flowed through for extraneous air between the outer ring of stator 16 and the head of housing 1, so because keeping out the wind
The presence of cover 17, so extraneous air may not flow into the inner ring of stator 16, only motor can be flowed through from the gap 32 of the outer ring of stator 16,
The rotor 15 for being arranged on the inner ring of stator 16 is not interfered with, i.e. dust will not be adsorbed onto on rotor 15, it may have cooling
Function.The distance in the gap 32 in present embodiment is 2-3mm.
As shown in Fig. 1, Fig. 4, Fig. 9, Figure 10, Figure 11, Figure 12 and Figure 13, the medium position of housing 1 of electric tool of the present invention
It is interior to be provided with switch trigger 18, switch bolt 19 and the closing piece spring 20 for resetting switch bolt 19.As shown in figure 11, switch
Bolt 19 is provided with the storage tank 26 for being used for housing closing piece spring 20, and as shown in figure 12, the inside both sides of housing 1 are equipped with for extruding
The projection 25 of closing piece spring 20, the both sides of storage tank 26 are equipped with the breach 27 that extruding closing piece spring 20 is stretched into for projection 25.Such as Figure 13 institutes
Show, switch trigger 18 is provided with limit ribs 21.As shown in figure 13, the switch bolt 19 is provided with positive stop 22, spacing
Block 22 is located at the top of limit ribs 21, and positive stop 22 is provided with the stopper slot 29 for stopping that limit ribs 21 move up,
The top of the limit ribs 21 is curved, and matched stopper slot 29 is also curved.As shown in figure 12, the both sides of housing 1 are equal
The through hole 24 for stretching out or retracting provided with the press section 23 for switch bolt 19.
As shown in Fig. 4 and Figure 12, in this embodiment, the inside both sides of the housing 1 of electric tool of the present invention are also
Position-limit mechanism provided with the moving direction for limit switch bolt 19, this position-limit mechanism is mainly on switch bolt 19 both sides
And top sets baffle plate 28, so switching bolt 19 can only just move in the space that three pieces of baffle plates 28 are formed.Its work is former
Reason is when for pressing press section 23, and the whole bolt 19 that switchs will be promoted, and now positive stop 22 will be open, and make
Obtain positive stop 22 and no longer stop limit ribs 21, i.e., now switch trigger 18 can be pulled freely；Pressed when user unclamps
During portion 23, the meeting pull switch of closing piece spring 20 bolt 19 resets, and now positive stop 22 is returned to home position, starts spacing
Rib 21, now switching trigger 18 can not freely pull.
Embodiments described above is only that the preferred embodiments of the present invention are described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made, it all should fall into the protection domain of claims of the present invention determination.
Claims (8)
1. a kind of electric tool, it includes housing (1), execution unit (6), drive shaft (2), switch trigger (18) and output shaft
(4), it is characterised in that：Electric tool also includes a connecting bushing (3), the drive shaft (2) by connecting bushing (3) with it is defeated
Shaft (4) connects, and the output shaft (4) is connected with execution unit (6)；
Electric tool, which also includes one, can pin drive shaft (2) so as to limit the lock shaft mechanism of drive shaft (2) rotation；
The lock shaft mechanism includes lock shaft block (8), lock shaft pin (9), lock shaft spring (10) and lock shaft cap (14), the lock shaft pin
(9) it is divided into epimere, stage casing and hypomere, the head of the housing (1) is provided with a groove (30) for being used to house lock shaft cap (14)
And hole (13) is stretched into for what lock shaft pin (9) stage casing was stretched into, the outside diameter of lock shaft pin (9) hypomere, which is more than, stretches into hole (13) hole
Footpath, the lock shaft block (8) are connected to armature spindle (2) upper end, and the lock shaft block (8) is provided with at least one (9) for lock shaft pin
The embedded axial lock tieholen (12) of section, the lock shaft cap (14) are connected to lock shaft pin (9) epimere, and the lock shaft spring (10) is enclosed on lock
On axle spring (10), and the lock shaft spring (10) both ends are withstood between the head of lock shaft cap (14) and housing (1) respectively.
2. electric tool according to claim 1, it is characterised in that：Between the drive shaft (2) and connecting bushing (3)
Annexation is that close-fitting or pine are matched somebody with somebody, and the annexation between the output shaft (4) and connecting bushing (3) is that close-fitting or pine are matched somebody with somebody.
3. electric tool according to claim 2, it is characterised in that：The magnitude of interference of close-fitting is less than or equal to 0.1mm, what pine was matched somebody with somebody
Gap is less than or equal to 1mm.
4. the electric tool according to Claims 2 or 3, it is characterised in that：The connecting bushing (3) be provided with one be used for
The endoporus (7) that drive shaft (2) and output shaft (4) close-fitting or pine are matched somebody with somebody.
5. according to the electric tool described in claim 1 or 2 or 3, it is characterised in that：One is connected with the connecting bushing (3)
Individual fan blade (5).
6. electric tool according to claim 5, it is characterised in that：Fan blade (5) lower surface and connecting bushing (3)
Lower surface is located at same level.
7. electric tool according to claim 1, it is characterised in that：Set between the housing (1) and switch trigger (18)
There is a switch safety controlling organization that can pin switch trigger (18).
8. electric tool according to claim 7, it is characterised in that：The switch safety controlling organization includes switch bolt
(19) and it is arranged on switch bolt (19) for the closing piece spring (20) for resetting switch bolt (19), the switch trigger
(18) limit ribs (21) are provided with, the switch bolt (19) is provided with positive stop (22), positive stop (22) position
Above limit ribs (21), and the positive stop (22) is provided with the stopper slot for stopping that limit ribs (21) move up
(29), housing (1) both sides are equipped with the through hole (24) for stretching out or retracting for switch bolt (19), and the housing (1) is internal
Both sides are equipped with the projection (25) for extruding closing piece spring (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205068.2A CN105762989B (en) | 2016-04-05 | 2016-04-05 | Electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205068.2A CN105762989B (en) | 2016-04-05 | 2016-04-05 | Electric tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105762989A CN105762989A (en) | 2016-07-13 |
| CN105762989B true CN105762989B (en) | 2018-03-23 |
Family
ID=56345369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610205068.2A Active CN105762989B (en) | 2016-04-05 | 2016-04-05 | Electric tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105762989B (en) |
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| CN2689931Y (en) * | 2003-12-22 | 2005-04-06 | 张禄 | Liquid spray type massage device |
| CN2858198Y (en) * | 2005-07-27 | 2007-01-17 | 苏州宝时得电动工具有限公司 | Electromotion tool |
| CN201071829Y (en) * | 2007-05-10 | 2008-06-11 | 陈伟禧 | Bidirectional cooling wind blade |
| CN201298161Y (en) * | 2008-03-07 | 2009-08-26 | 南京德朔实业有限公司 | Safety control device of an electric tool |
| CN202399905U (en) * | 2011-12-31 | 2012-08-29 | 河南速达电动汽车科技有限公司 | Pre-posed flexible connection driving device for electric automobile |
| CN102990620A (en) * | 2012-11-29 | 2013-03-27 | 南京德朔实业有限公司 | Direct-current electric tool |
| CN103419078A (en) * | 2012-05-23 | 2013-12-04 | 扬州市邮谊工具制造有限公司 | Hob dividing accuracy improved device |
| CN203438203U (en) * | 2013-08-23 | 2014-02-19 | 天佑电器（苏州）有限公司 | Electric tool |
| JP3189715U (en) * | 2014-01-15 | 2014-03-27 | 株式会社エイシン | Motion conversion adapter to be mounted on electric tools |
| CN205489993U (en) * | 2016-04-05 | 2016-08-17 | 宁波动一电器有限公司 | Electric tool |
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2016
- 2016-04-05 CN CN201610205068.2A patent/CN105762989B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2689931Y (en) * | 2003-12-22 | 2005-04-06 | 张禄 | Liquid spray type massage device |
| CN2858198Y (en) * | 2005-07-27 | 2007-01-17 | 苏州宝时得电动工具有限公司 | Electromotion tool |
| CN201071829Y (en) * | 2007-05-10 | 2008-06-11 | 陈伟禧 | Bidirectional cooling wind blade |
| CN201298161Y (en) * | 2008-03-07 | 2009-08-26 | 南京德朔实业有限公司 | Safety control device of an electric tool |
| CN202399905U (en) * | 2011-12-31 | 2012-08-29 | 河南速达电动汽车科技有限公司 | Pre-posed flexible connection driving device for electric automobile |
| CN103419078A (en) * | 2012-05-23 | 2013-12-04 | 扬州市邮谊工具制造有限公司 | Hob dividing accuracy improved device |
| CN102990620A (en) * | 2012-11-29 | 2013-03-27 | 南京德朔实业有限公司 | Direct-current electric tool |
| CN203438203U (en) * | 2013-08-23 | 2014-02-19 | 天佑电器（苏州）有限公司 | Electric tool |
| JP3189715U (en) * | 2014-01-15 | 2014-03-27 | 株式会社エイシン | Motion conversion adapter to be mounted on electric tools |
| CN205489993U (en) * | 2016-04-05 | 2016-08-17 | 宁波动一电器有限公司 | Electric tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105762989A (en) | 2016-07-13 |
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