CN2608236Y

CN2608236Y - Auxiliary handle device of portable power tool

Info

Publication number: CN2608236Y
Application number: CN 03203428
Authority: CN
Inventors: 郑志明
Original assignee: Motomax Electric Co Ltd
Current assignee: Motomax Electric Co Ltd
Priority date: 2003-02-25
Filing date: 2003-02-25
Publication date: 2004-03-31
Anticipated expiration: 2013-02-25

Abstract

An auxiliary handle assembly for the portable electric tool consists of a grasping body, a jacket body pivoted on the grasping body, a seizing knob pivoted on the jacket body and a gripping sliding block inlaid on the grasping body. A grasping point is provided at the bottom of the grasping body, and a pin joint is provided at the top of the grasping body. A shrink-fit hole is arranged at the top of the jacket body, a pin groove mutually sleeved and pivoted with the pin joint of the grasping body is arranged at the bottom of the jacket body, a sliding block groove is arranged at the bottom of the shrink-fit hole and a gripping sliding bock is arranged in the sliding block groove. The gripping sliding block grips and presses the electric tool sleeved in the shrink-fit hole, and a knob groove is arranged at one side of the jacket body, and a seizing knob is arranged in the knob groove. The utility model can be installed with various portable electric tools and has the effect to assemble, dismantle and adjust operating angles easily and rapidly.

Description

The auxiliary handle device of portable power tool

[technical field]

The utility model is the auxiliary handle device about a kind of portable power tool.

[background technology]

The kind kenel of electric tool is numerous, types such as common person such as hand electric drilling machine, electric grinder, electric reciprocating saw, these electric tools only are formed with a lever usually and grip for hand, it is right because the weight of general electric tool is not light, only quite painstaking to be hold by one hand, and also the stability of the influence operation application of force grips this body so often need assist with another arm, to guarantee the carrying out of construction operation.

Yet, though above-mentioned electric tool can grip the application of force by both hands, but another arm normally is gripped on the body at electric tool front end tool heads place, therefore still very be unfavorable for gripping the application of force, and take place easily to grip slippage or grip phenomenons such as posture discomfort, so that take place handling not good and influence construction quality; Therefore, there have industry to develop to be a kind of as Fig. 1, traditional auxiliary handle 10 structures shown in 2, cooperate the cover of electric tool 20 to pull fixing, it mainly is to be formed with the grip part 11 and chuck portion 12 that one links to each other, wherein this chuck portion 12 is linked to each other by grip part 11 top one to extend the structure of an approximate C clamp button, make it just can be sheathed on electric tool 20 front ends, and can establish a rotatable adjustment bolt 13 by the closed ora terminalis place bolt that chuck portion 12 forms, it can be pulled auxiliary handle 10 covers easily be fixed on the electric tool 20, both hands can the flexible operating application of force during with the order construction.

Generally speaking, difference along with electric tool operation application of force form, the user reaches suitable and the most comfortable holding operation, often need the angle of conversion at any time and adjustment auxiliary handle, with stability and the quality of guaranteeing construction operation, but the clamping force of known auxiliary handle chuck portion is to adjust bolt 13 by rotation to be controlled, because it is not really easy in operation that the mode of bolt 13 is adjusted in this rotation, certainly will influence the efficient and the quality of construction; Therefore manipulate the disadvantages and the drawback of existence at known electric tool auxiliary handle, truly have in addition improved necessity.

[utility model content]

In view of this, the purpose of this utility model provides a kind of auxiliary handle device of portable power tool, this auxiliary handle device can simple and easy assembly and disassembly apace and is adjusted and grip angle, and can guarantee strong bonded between this auxiliary handle device and electric tool, simultaneously behind its parts wear, also can change separately, it is very convenient to use.

Based on above-mentioned purpose, the utility model provides a kind of auxiliary handle device of portable power tool, it is characterized in that: comprising: a holder, is hubbed at jacket body, on the holder and is hubbed at fixing knob on the jacket body and the folder of an embedding cunning on the jacket body slide block of pulling;

This holder bottom is provided with a grip part, and this holder top is provided with an articulated section, and the perimeter wall of this articulated section is concaved with a resisting groove, and this top, articulated section is formed with a pushing and pressing edge;

This jacket body top is provided with a register hole, this jacket body bottom establish one with this holder articulated section be nested with the pivot joint tank that is pivoted mutually, be provided with a slide block tank that is communicated in this pivot joint tank in this register hole bottom, in this slide block tank, establish a folder that is slidingly matched the with it slide block of pulling, this folder slide block of pulling is just compressed by the pushing and pressing edge on this holder top, pull with folder and to compress electric tool sheathed in this register hole, this jacket body one side is provided with a knob tank that is communicated in this pivot joint tank, is pivoted in this knob tank an elasticity is installed fastens fixing knob in this holder resisting groove;

By forming with upper member, after can making electric tool be arranged in this register hole, but mat fixes knob latch fixation holder, the mat holder upwards compresses and presss from both sides the slide block of pulling again, make the folder slide block of pulling be pressed from both sides the fixedly electric tool of pulling, to reach the purpose that auxiliary handle device is fixed in electric tool, also can see through simultaneously and fix releasing of knob and holder, make holder can unidirectional pivot and the folder slide block of pulling break away from, and then auxiliary handle and electric tool are got loose, for the rotation adjustment of dismantling or do suitable angle, make whole simple and easy assembly and disassembly fast and the adjustment function that grips angle of really can reaching.

The auxiliary handle device of described portable power tool is characterized in that: can a stud shaft pass the pushing and pressing edge of this holder articulated section and the pivot joint tank two side of this jacket body is pivoted.

The auxiliary handle device of described portable power tool is characterized in that: this jacket body articulates tank cross section shape that can take the shape of the letter U, and this pivots joint tank bottom surface is established one and supported only plate.

The auxiliary handle device of described portable power tool, it is characterized in that: this fixing knob comprises pulls a splenium and a pothook, this is pulled splenium and is exposed to the jacket body outside, and this pothook just fastens in the resisting groove of this holder, and this fixing knob articulated section tip side is compressed by a spring again.

The auxiliary handle device of described portable power tool is characterized in that: this knob tank top is provided with a spring tank, ccontaining this spring tank that is positioned of this spring.

The auxiliary handle device of described portable power tool, it is characterized in that: this folder slide block two side edge of pulling can be respectively equipped with a limit sliding chutes, the corresponding respectively spacing edge that convexes with in the slide block tank two side of this jacket body, this spacing edge just hold stretches in this folder and pulls in the limit sliding chutes of slide block both sides.

Learn that by above explanation the utility model is compared prior art, really can reach following some effects:

1, being easy to assembly and disassembly operates simple and easy quick with the adjustment that grips angle: the utility model auxiliary handle device is to fix knob control holder, press from both sides the slide block of pulling by holder control again, to compress the folder lightening tool of starting building, make auxiliary handle and electric tool at assembly and disassembly, or desire is when adjusting the auxiliary handle device angle of electric tool, only need to cooperate the unidirectional pivot of holder can reach angular transformation by fixing pushing of knob; Commonly use the periwinkle collecting lock assembling folder mode of pulling so integral body is compared, really have the simple and easy effect of operating fast, more available raising electric tool manipulate usefulness.

2, clamping force is strong, and tool replaceability: folder of the present utility model is pulled after slide block upwards compresses by holder, can on the electric tool of fit, produce powerful clamping force, and can guarantee strong bonded between auxiliary handle device and electric tool, folder is pulled after slide block compresses wearing and tearing simultaneously, also can change separately, it is very convenient to use.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the auxiliary handle device of traditional portable power tool.

Fig. 2 is the side partial cross-sectional of the auxiliary handle device of traditional portable power tool.

Fig. 3 is the three-dimensional combination figure of the utility model one preferred embodiment.

Fig. 4 is the three-dimensional exploded view of the utility model one preferred embodiment.

Fig. 5 is a partial sectional view schematic diagram of the present utility model.

Fig. 6 is a side partial cross-sectional of the present utility model.

Fig. 7 A, 7B are the rotation adjustment action schematic diagrames of the utility model auxiliary handle device setting angle.

Fig. 8 is the turnover side view of the state of the utility model auxiliary handle device grip part.

Fig. 9 is an installment state schematic diagram of the utility model auxiliary handle device.

Figure 10 is another installment state schematic diagram of the utility model auxiliary handle device.

[specific embodiment]

See also shown in Figure 3ly, the auxiliary handle device A of portable power tool of the present utility model comprises that mainly a holder 30, is hubbed at jacket body 40, on the holder 30 and is hubbed at fixing knob 50 on the jacket body 40 and the folder of an embedding cunning on jacket body 40 slide block 60 (please cooperate and consult shown in Fig. 4～6) of pulling; Wherein:

Holder 30, it is to form an articulated section 32 by 31 tops, a grip part to be formed, 32 tops are the pushing and pressing edge 321 that form a tool curved arc shape in the articulated section, and are concaved with a resisting groove 322 in the appropriate location of pushing and pressing edge 321 perimeter walls.

Jacket body 40, it is the register hole 41 that just can be sheathed on electric tool 20 front end places in top central portion formation one, one-sided formation one tool can supply articulated section, holder 30 top 32 ccontaining being pivoted to ending plate 42 in its bottom, with pivot joint tank 43 as holder 30 unidirectional pivots, be communicated with a slide block tank 44 in articulating tank 43 with 41 of register holes in addition, be communicated with a knob tank 45 in articulating tank 43 1 sidewalls, inboard appropriate location forms a spring tank 451 in the top of knob tank 45.

Fix knob 50, it is to install to be hubbed in the knob tank 45 of jacket body 40, and be formed with one be exposed to jacket body 40 outer pull splenium 51, for the switching stopper, in addition be extended with one and just can fasten in the pothook 52 of holder 30 resisting grooves 322 in pulling splenium 51 inboards, for latch fixation holder 30, fixing top, knob 50 articulated section again is replied by a spring 53 that is placed in spring tank 451 to compress, and makes fixing knob 50 remain on tight fixing state with holder 30.

The folder slide block 60 of pulling, it is in the spacing slide block tank 44 that is slidedly arranged on jacket body 40, and sees through the bottom and be subjected to upwards replacing of 32 curved arc tops, holder 30 articulated sections pushing and pressing edge 321, it must upwards be produced bestow folder and pull and compress action.

By forming with upper member, be implemented on the hand electric drilling machine or the electric reciprocating saw is example (please cooperate and consult shown in Fig. 9,10) with the utility model, this electric tool 2 stretch through be placed in the register hole 41 of auxiliary handle A jacket body 40 after, but mat fixes pothook 52 latch fixation of knob 50 in the resisting groove 322 of holder 30, the pushing and pressing edge 321 on holder 30 curved arc tops upwards compresses and presss from both sides the slide block 60 of pulling simultaneously, make the folder slide block 60 of pulling upwards press from both sides the start building outer wall edge of tool 20 of lightening, can provide electric tool 20 the required auxiliary effect of grippings; Secondly, the fixing knob 50 of pushing auxiliary handle A as the user (please cooperate and consult Fig. 7, shown in 8), pothook 52 and holder 30 are broken away from mutually, holder 30 is to be subjected to supporting of jacket body 40 to end plate 42 only to support simultaneously, so only can pivot towards a side, when holder 30 disengaging folders are pulled slide block 60, slide block 60 loses the clamping force amount of replacing because folder is pulled, so make 20 one-tenth one states that uncage of auxiliary handle A and electric tool, and can easily auxiliary handle A be taken off, or after the rotation adjustment one suitable angle that grips, holder 30 switchings are resetted, mat spring 53 answers simultaneously compress fixing knob 50 and fasten holder 30 again, with breech lock location holder 30, so whole auxiliary handle A really has assembly and disassembly, operation is adjusted simple and easy quick, and presss from both sides the effect of the locking close and firm of pulling.

What need to specify is, the appropriate location of articulated section 32 pushing and pressing edge, the 321 edge walls of above-mentioned holder 30 is that the pivot joint tank 43 two side edge with jacket body 40 see through a stud shaft 46 and stretch through mutually and be pivoted, and makes this holder 30 can make a pivotal action; Secondly, it is the cross section shape structures that take the shape of the letter U that this jacket body 40 articulates tank 43, so make groove bottom must form one to ending plate 42, restriction holder 30 only can be made a unidirectional pivotal action, and is beneficial to the carrying out of pivot location and latch fixation.

In addition this folder slide block 60 two side edge of pulling can form a limit sliding chutes 61 respectively, the slide block tank 44 two side appropriate locations of jacket body 40 then convex with one respectively just can be held and stretch in pull spacing edge 441 in the slide block 60 both sides limit sliding chutes 61 of folder, use making the folder slide block 60 of pulling in slide block tank 44, to make one about locating slip and move, press from both sides the fixedly electric tool 20 of pulling and uncage to compress; Secondly, the pull top end face of slide block 60 of this folder is can establish according to the register hole 41 internal diameter radians of jacket body 40 to be convex structure, this top end face also can suitably be convexly equipped with one and compress edge 62 simultaneously, makes this compress edge 62 and can press from both sides to pull and compress the electric tool 20 that front end is provided with circular groove groove 21.

In sum, the auxiliary handle device of portable power tool of the present utility model can be installed and arrange in pairs or groups on various portable electric tools, has the advantage and the function of being convenient to adjust work angle of simple and easy quick assembly and disassembly concurrently.

Claims

1, a kind of auxiliary handle device of portable power tool is characterized in that: comprising: a holder, is hubbed at jacket body, on the holder and is hubbed at fixing knob on the jacket body and the folder of an embedding cunning on the jacket body slide block of pulling;

This jacket body top is provided with a register hole, this jacket body bottom establish one with this holder articulated section be nested with the pivot joint tank that is pivoted mutually, be provided with a slide block tank that is communicated in this pivot joint tank in this register hole bottom, in this slide block tank, establish a folder that is slidingly matched the with it slide block of pulling, this folder slide block of pulling is just compressed by the pushing and pressing edge on this holder top, pull with folder and to compress electric tool sheathed in this register hole, this jacket body one side is provided with a knob tank that is communicated in this pivot joint tank, is pivoted in this knob tank an elasticity is installed fastens fixing knob in this holder resisting groove.

2, the auxiliary handle device of portable power tool according to claim 1 is characterized in that: pass the pushing and pressing edge of this holder articulated section and the pivot joint tank two side of this jacket body is pivoted with a stud shaft.

3, the auxiliary handle device of portable power tool according to claim 1 is characterized in that: it is the cross section shape that takes the shape of the letter U that this jacket body articulates tank, and this pivot joint tank bottom surface is established one and supported only plate.

4, the auxiliary handle device of portable power tool according to claim 1, it is characterized in that: this fixing knob comprises pulls a splenium and a pothook, this is pulled splenium and is exposed to the jacket body outside, this pothook just fastens in the resisting groove of this holder, and this fixing knob articulated section tip side is compressed by a spring again.

5, according to the auxiliary handle device of claim 1 or 4 described portable power tools, it is characterized in that: this knob tank top is provided with a spring tank, ccontaining this spring tank that is positioned of this spring.

6, the auxiliary handle device of portable power tool according to claim 1, it is characterized in that: this folder slide block two side edge of pulling is provided with a limit sliding chutes respectively, the corresponding respectively spacing edge that convexes with in the slide block tank two side of this jacket body, this spacing edge just hold stretches in this folder and pulls in the limit sliding chutes of slide block both sides.

7, the auxiliary handle device of portable power tool according to claim 1 is characterized in that: the pull top end face of slide block of this folder is to establish with the radian of the register hole inwall of this jacket body to be circular-arc.

8, the auxiliary handle device of portable power tool according to claim 1 is characterized in that: this folder slide block top end face of pulling is convexly equipped with one and compresses edge, is provided with the circular groove groove in electric tool outer wall edge, and this compresses edge and is embedded in the circular groove groove of this electric tool outer wall edge.