CN2782306Y

CN2782306Y - Adjustable spanner

Info

Publication number: CN2782306Y
Application number: CN 200520040570
Authority: CN
Inventors: 洪庆芳; 郑浩成
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-03-31
Filing date: 2005-03-31
Publication date: 2006-05-24
Anticipated expiration: 2015-03-31

Abstract

The utility model relates to a movable spanner which comprises a body, a movable jaw clamp, a driving wheel, a pushing device and a positioning device, wherein the driving wheel is clamped between the pushing device and the movable jaw clamp in the mode of grinding tooth engagement, and is used as intermediary conduction to make the movable jaw clamp pushed in a straight line mode so as to achieve the purpose of quick adjustment. The positioning device makes the pushing device locked on a proper position, so the movable spanner with stable positioning and quick adjustment is formed.

Description

Monkey wrench

Technical field

The utility model is about a kind of monkey wrench, and it is involved in the technical field of hand-held tool, and outstanding pointer is improved the structural design that monkey wrench control activity jaw moves, and reaches operation and goes up quick, stable effect.

Background technology

In the existing monkey wrench, a kind of form is arranged is a body is coated with a movable jaw that is the crutch shape in a side, the end face of side correspondence is provided with and fixedly stings piece in addition, body is provided with a breach with ccontaining one nut that is sheathed on the movable jaw in a side of movable relatively jaw, one end of this nut and movable jaw is screwed, therefore when the rotary nut of original place, meeting driving activity jaw advances or retreats, make its relative fixed sting piece and form different distance, to adjust movable jaw and fixedly to sting between the piece apart from using for different working substance clampings.

Because the mode of control activity jaw, be directly to join with movable jaw by nut, contact area is little, therefore make the activity jaw form lifting when direct rotating screw cap, because of the rotate path of circulating type long, and make movable jaw be clipped in axial moving slowly, not easy rapidly when making us feeling to adjust; And, screw togather the gap between nut and movable jaw, cause movable jaw to accompany left and right sides unavoidably to loosening situation, make on the application of force of holder crop that because movable jaw pine rolling and walking, it is stable to be difficult to clamping.

Summary of the invention

Therefore, this creator sets about research and development, and in line with professional experiences and gains in depth of comprehension for many years, concentrated test is weeded out the old and bring forth the new, and then proposes the utility model, in the hope of improving the scarce fraud of traditional activity spanner.

Main purpose of the present utility model is for providing a kind of monkey wrench; the design of monkey wrench adjustment activity jaw is carried out with the straight line way of propelling; have rapidly easy characteristic, and have both the polarization that fixes, guarantee that movable jaw can not rock easily and influences the reliability of clamping.

For achieving the above object, monkey wrench of the present utility model includes:

One body, it is the strip with two ends and both sides, and body one end is provided with a lever, and another opposing end surface is locked to establish and is fixed with one and fixedly stings piece; One side of body is formed with chute, forms a recess on another relative side, and this recess is connected with chute;

One is arranged in the movable jaw of body and recess homonymy with movable manner, it is the crutch shape, it has a long and straight section and a bending section, long and straight section is placed in the body, its both sides are respectively equipped with the denture that corresponding recess appears, bending section stretch out body and extend to corresponding to body fixedly sting piece, its form one can with fixedly sting the occlusal surface that piece meshes;

One rotary way is hubbed at the driving wheel in the body, and it is meshed with the denture of movable jaw;

One can drive the drive unit of driving wheel, includes a push button that can be placed on the interior tooth-arranging strip of chute and formation and the tooth-arranging strip, the parallel driving wheel of seizing on both sides by the arms with movable jaw of this tooth-arranging strip; With

One is installed in the positioner of tooth-arranging strip end.

By parallel the seize driving wheel of tooth-arranging strip with movable jaw, when promoting tooth-arranging strip with the drive driving wheel, can further can allow movable jaw be subjected to axial promotion, reach the effect that fast moving is adjusted, and the steadiness of the installing of positioner more can increase monkey wrench and seize the work object on both sides by the arms the time.

Through last explanation, design of the present utility model can improve traditional shortcoming fully:

1. the utility model sees through the design of tooth-arranging strip and driving wheel, and movable jaw can be promoted by axial straight line, and just the position of the jaw of adjustment activity promptly is convenient rapidly.

2. the utility model is controlled tooth-arranging strip slidably state and on-position via positioner, movable jaw is determined in on-position, cooperate the concavo-convex engagement limits of chute and tooth-arranging strip to locate, it is better to allow the activity of movable jaw sting the effect of piece and occlusal surface holder crop.

The accompanying drawing summary

Fig. 1 is a stereo appearance figure of the present utility model.

Fig. 2 looks assembled sectional view on of the present utility model.

Fig. 3 is a 3-3 section assembled sectional view of the present utility model.

Fig. 4 is the side-looking partial sectional view of Fig. 2 state of the present utility model.

Fig. 5 looks assembled sectional view on the mode of operation of the present utility model.

Fig. 6 is the side-looking partial sectional view of Fig. 5 state of the present utility model.

The specific embodiment

The utility model is about a kind of monkey wrench, its primary structure includes a body, a movable jaw, a driving wheel, a thrust unit and a location device, wherein, this driving wheel is located between thrust unit and the movable jaw in the mode of grinding tooth interlock, as the centre conduction movable jaw can be promoted by straight line, reach the purpose of fast moving, positioner then allows thrust unit can be locked on the suitable position, to finish a monkey wrench that strong fix and quick adjustment can be provided.

Please earlier referring to Fig. 1-3, the preferred embodiment of monkey wrench of the present utility model includes a body 10, one movable jaw 20, a driving wheel 30, a thrust unit and a location device 50.

Body 10 at one end is provided with a lever 11 for having the strip of two ends and both sides, and locking to establish at lever 11 another opposing end surfaces is fixed with one and fixedly stings piece 13; Body 10 is coated with movable jaw 20 in a contiguous side of fixedly stinging piece 13, and form a recess 14 in the same side near lever 11 ends, body 10 central authorities are formed with a chute 16 near in the opposite side with respect to movable jaw 20 in addition, and these chute 16 sections are inverted T-shaped and are connected with recess 14.

Movable jaw 20 is a crutch shape, and it has a long and straight section and a bending section, and long and straight section is placed in the body 10, and its both sides are respectively equipped with the denture 21 of profile of tooth, and can be exposed this denture 21 by the recess of body 10; The bending section of movable jaw 20 stretches out body 10 and extends to corresponding to fixedly stinging piece 13, its with respect to formation one on the one side of fixedly stinging piece 13 can with fixedly sting the occlusal surface 23 that piece 13 meshes.

This driving wheel 30 is hubbed in the body 10 in rotating mode, and the butt that is meshed with the denture 21 of movable jaw 20.

Drive unit includes a tooth-arranging strip 40 and a push button 42, tooth-arranging strip 40 slidably is fixed in the chute 16, and the long and straight section that is parallel to movable jaw 20, on the one side and have the multiple tracks tooth prominent can with driving wheel 30 engagements, to drive this driving wheel 30, push button 42 is formed at the end face of tooth-arranging strip 40, promotes tooth-arranging strip 40 to make things convenient for the user.In order not allow tooth-arranging strip 40 deviate from from body 10, its profile is similarly the inverted T-shaped piece, can allow tooth-arranging strip 40 be subjected to chute 16 and restrain and can slide on straight line and adeciduate state.

Please further with reference to figure 4-5, this positioner 50 includes a holder 51, a spacing block 52 and two angles 53.Wherein holder 51 by one movably inserted link 511 be incorporated into the end of tooth-arranging strip 40, its bottom is by this spacing block 52 of a bolting, this spacing block 52 has the characteristic of terminal convergent, its both sides respectively the end by pushing away pin 53 from holder 51 back sides extended two, each pushes away pin 53 terminal evaginations card prominent 531, on the other hand, the chute 16 inboard correspondences of body 10 push away prominent 531 positions of card of pin 53, being equally spaced with parallel toothrow 40 directions, several are and are arranged with or wavy locating slot 162, when being installed on chute 16 for tooth-arranging strip 40, fix mobile via the card that pushes away pin 53 prominent 531 along locating slot 162, can stop when mobile at tooth-arranging strip 40, the effect of assist location braking is provided.

The utility model uses when implementing, position as desire adjustment activity jaw 20, as Fig. 1-2, promoting holder 51 makes in its inserted link 511 retraction tooth-arranging strips 40, allow the width of spacing block 52 less than two width that push away between the pin 53, therefore can't provide urgent tension force, two push away pin 53 can reply to contract and lean on, do not push against locating slot 162, be relaxed state this moment, can conveniently promote tooth-arranging strip 40 and in chute 16, slide,, allow driving wheel 30 rotate the denture 21 of the jaw of driving activity simultaneously 20 with engaged transmission driving wheel 30, make movable jaw 20 (shown in Fig. 5-6) to front slide, produce a distance with fixedly stinging piece 13, when adjust this apart from the holder crop after, promote holder 51 (as shown in Figure 5) and be the situation of retreating, allow the width of spacing block 52 push away between the pin 53 greater than two, can push away pin 53 to two and produce the urgent state of opening, make the card prominent 531 so blocking locating slot 162 location that push away pin 53, can carry out the clamping of the monkey wrench application of force quite conveniently rapidly.

Claims

1. monkey wrench is characterized in that:

One is hubbed at driving wheel in the body with rotary way, and it is meshed with the denture of movable jaw;

One is installed in the positioner of tooth-arranging strip end.

2. monkey wrench as claimed in claim 1 is characterized in that: this positioner includes:

One is incorporated into the holder of tooth-arranging strip end;

One is installed in the spacing block of holder bottom; With

Two are extended the pin that pushes away seize spacing block on both sides by the arms from the holder back side, and each pushes away the terminal evagination of pin has card to dash forward;

Wherein, the inboard correspondence of body chute pushes away the prominent position of card of pin, and several locating slots are equally spaced.

3. monkey wrench as claimed in claim 1 or 2 is characterized in that: the chute section is inverted T-shaped;

The inverted T-shaped that is shaped as corresponding chute of tooth-arranging strip.

4. monkey wrench as claimed in claim 3 is characterized in that: holder is incorporated into the tooth-arranging strip end in a movable manner with an inserted link; And

This spacing block is the block that outside convergent subtracts.