CN201161367Y

CN201161367Y - Pipe vice with movable jaw and elastic assembly arranged in the movable jaw

Info

Publication number: CN201161367Y
Application number: CNU2008203001909U
Authority: CN
Inventors: 郭少凡
Original assignee: JINYUANFA ENTERPRISE CO Ltd
Current assignee: JINYUANFA ENTERPRISE CO Ltd
Priority date: 2007-12-21
Filing date: 2008-02-02
Publication date: 2008-12-10
Anticipated expiration: 2018-02-02

Abstract

Disclosed are a pipe wrench with a movable jaw and an elastic component in the movable jaw. The pipe wrench body penetrates through the movable jaw, combines the elastic component in the movable jaw, leading the elastic component to push against the pipe wrench body, and leading one side of the movable jaw and the pipe wrench body to produce a force with opposite direction resulting from elasticity of the elastic component. Simultaneously the other side of the pipe wrench body and the movable jaw are led to joint closely, mesh mutually and be snapped. When a user pushes the movable jaw to deform the elastic component, the other side of the movable jaw separates from the pipe wrench body and stops meshing with the pipe wrench body, and further the movable jaw is pushed to elevate or descend along the pipe wrench body.

Description

Have the pipe wrench of movable jaw and be located at the interior elastic parts of this movable jaw

Technical field:

The utility model relates to a kind of pipe wrench, refers to a kind of mobile movable jaw that only needs especially, can reach the pipe wrench of removing engagement, and the shell fragment in being incorporated into.

Background technology:

The pipe wrench of known technology, be with the movable jaw fixed jaw that is spirally connected, the user rotates the size that the screw partly that is spirally connected is adjusted the jaw mouth, yet, this kind design is also not convenient, when the user when adjusting jaw mouth size, must be earlier one hold lever and another hand rotation screw again, to reach the purpose of adjustment jaw mouth; And, for keeping certain bearing capacity, so the spacing of screw thread is little between screw, cause the user many in the time of adjusting the required cost of jaw mouth size, add aforesaid problem, when the user must adjust the pipeline of size of all sizes, only flower just consumed the plenty of time in the action of adjusting jaw mouth size.

Because aforesaid problem, a kind of pipe wrench is also arranged at present, for utilizing ratchet and linked component to cooperatively interact, adjust jaw mouth size, when pushing the button that is positioned on the movable jaw, can relax the ratchet between movable jaw and fixed jaw, the user just can promote movable jaw, with adjustment jaw mouth size, and do not cost the power rotation screw.Shown in U.S. Pat 6938525, the user promotes this pressing piece this movable jaw can be slided up and down when using this pipe wrench, so, the pressing piece that designs on its movable jaw also need cooperate the assembling of spring again, cause the complex procedures of assembling, and this pressing piece is a single component, rather than one-body molded with movable jaw, in manufacture process, must be to this linked component design module, the die sinking tool increases manufacturing process in addition.

In sum, because manufacturing is numerous and diverse, part is many, make manufacturing cost must bear more fund inevitably, again, add assembling pressing piece and spring, except the needs human resources, the formality of assembling is also many, whole engineering is just more numerous and diverse, so that the speed of integral production line can't promote, so, and outside cost is difficult for reducing in manufacturing process, output also is difficult for promoting, and more is unfavorable for and horizontal competition.

Moreover, when the user need adjust jaw mouth size, must must operate pressing piece and just can discharge the position that engagement comes mobile movable jaw, yet, when operation between multiple pipeline, the pressing piece of this pipe wrench very likely is positioned at the orientation that the user is difficult for touching, and user's windup-degree of must trying every possible means just can be pressed into pressing piece, and then adjusts this jaw mouth size.

Again, sometimes the shape of the body that need dismantle or assemble differs, have plenty of square tube, have plenty of pipe, when the user operated, the jaw mouth of its pipe wrench can't meet the size or the shape of this body fully, caused the user when operation, the jaw mouth of this pipe wrench and seize the phenomenon that slippage is easily arranged between thing on both sides by the arms, operation is had some setbacks, not only hinder construction, more delay man-hour.

The utility model content:

Technical problem to be solved in the utility model is: at above-mentioned the deficiencies in the prior art, provide a kind of and have the pipe wrench of movable jaw and be located at the interior elastic parts of this movable jaw, only need mobile movable jaw, pipe wrench can reach the releasing engagement.

In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of pipe wrench with movable jaw, comprise a body, a handle, a movable jaw, reach a fixed jaw, this handle is located at the end of this body, be characterized in: described body comprises one first perforation, reaches one first flank of tooth, and the end of this body is located in this first perforation; This first flank of tooth is located at a side of this body; Described movable jaw comprises a through hole, one first storage tank, a limited slip block, reaches an elastic parts, and this through hole vertically is opened in this movable jaw, and this body passes this through hole and is installed in this movable jaw; This first storage tank is located in this movable jaw, and is connected with this through hole, and regards to first flank of tooth of this body side; This limited slip block is installed in this first storage tank, and this limited slip block is provided with one second flank of tooth towards the face of this through hole, and this second flank engagement is in this first flank of tooth; This elastic parts is located in this movable jaw, and abuts against in the opposite side of first flank of tooth of this body; Described fixed jaw is the arc body, comprises one second perforation, reaches one the 3rd flank of tooth, and the end of this fixed jaw is located in this second perforation, and it is hinged with this first perforation formation that one first fixture is inserted in this second perforation, to link this fixed jaw and this body; The 3rd flank of tooth is with respect to this second perforation, and the 3rd flank of tooth is located at the other end of this fixed jaw.

Being provided with an elastic parts in this movable jaw, is a lamellar body, and the side of this elastic parts is bending, and it comprises one first plane, one second plane, a hook portion, reaches a flange, and this first plane is positioned at the top of this bending place; This second plane is positioned at the below of this bending place; This hook portion is located at the end on this first plane; This flange is located at the end on this second plane; This elastic parts utilizes this hook portion and this flange to be incorporated in the movable jaw.

So, utilize this first flank of tooth and this second flank of tooth to be meshing with each other, make this fixed jaw and movable jaw when the interlock object, because of the interference of external force this movable jaw is got loose easily.And this elastic parts abuts against in this body, and the elastic force of this elastic parts makes first flank engagement on this body in this second flank of tooth, as long as the user moves this movable jaw, make this elastic parts produce deformation, and then allow this limited slip block recess this body, this first flank of tooth and second flank of tooth are no longer meshed, can promote this movable jaw, to adjust jaw mouth size.

The manufacturing of this elastic parts is simple than known technology, does not need the linked component as known pipe wrench, necessary die sinking tool in addition when making; And this pipe wrench assembling process is comparatively simple and easy, only needs this elastic parts is arranged in this movable jaw, again this body is passed this movable jaw and promptly finishes assembling, and the complicated assembling procedure compared with known linked component can reduce the activity duration, and then promotes production capacity.And need not other die sinking tool, reduce the required manpower of assembling processing, make the production cost can be more cheap than known technology.Promote in production capacity, under the cheaper again situation of cost, and then the competitiveness of increase and like product.

Moreover the 3rd flank of tooth on this fixed jaw can be the bent recess shape, is circular-arc or polygonal object in order to seize the corner on both sides by the arms; Again, the two side ends of the 3rd flank of tooth respectively is provided with one first and seizes face on both sides by the arms, and respectively being provided with one second, the two side ends of the 4th flank of tooth seizes face on both sides by the arms, wherein this first is seized face on both sides by the arms second to seize face on both sides by the arms corresponding mutually with this, so when being used for seizing the object on plane on both sides by the arms, the shape of this object that can coincide, making the jaw mouth of this pipe wrench and being seized on both sides by the arms does not have the slit between thing, the user is difficult for getting loose when operation, does not hinder construction.Therefore, no matter be that the plane or the quilt of curved shape are seized thing on both sides by the arms and all can closely be stung and hold, promote the convenience of construction.

Below, will the utility model be described in detail according to the embodiment shown in the drawing.

Description of drawings:

Fig. 1 is the stereogram of the utility model embodiment.

Fig. 2 is the exploded view of Fig. 1.

Fig. 3 is the exploded view at another visual angle of Fig. 1.

Fig. 4 is the profile of Fig. 1.

Fig. 5 is a user mode profile of the present utility model.

Fig. 6 is the stereogram of the utility model shell fragment.

Fig. 7 is the three-dimensional exploded view of another embodiment of the utility model.

Fig. 8 is the constitutional diagram of Fig. 7.

Fig. 9 is a schematic diagram of seizing circular-arc body on both sides by the arms embodiment illustrated in fig. 8.

Figure 10 is a schematic diagram of seizing the polygonal body on both sides by the arms embodiment illustrated in fig. 8.

Label declaration:

10---body 11---first perforation

12---first flank of tooth

20---fixed jaw 20 '---fixed jaw

The 2---second perforation 22---the 3rd flank of tooth

22 '---Di three flank of tooth 221---first seize face on both sides by the arms

23---the 3rd storage tank 24---spring

30---movable jaw 30 '---movable jaw

3---through hole 32---first storage tank

321---the 5th perforation 322---opening

33---limited slip block 331---second flank of tooth

332---the 6th perforation 34---elastic parts

341---hook portion 342---flange

The 343---first plane 344---second plane

The 35---second storage tank 351---the 3rd perforation

36---movable jaw piece 36 '---movable jaw piece

36---the 4th flank of tooth 361 '---Di four flank of tooth

3611---second seizes face 362---the 4th perforation on both sides by the arms

363---support end 37---groove

38---chute 40---handle

The 50---first fixture 51---second fixture

52---the 3rd fixture F---strength

The specific embodiment:

As shown in Figure 1, the utility model is a kind ofly to have the pipe wrench of movable jaw and be located at elastic parts in this movable jaw, and this pipe wrench with movable jaw comprises a body 10, a fixed jaw 20, a movable jaw 30 and a handle 40.Please consult Fig. 2 and shown in Figure 3 simultaneously, this body 10 comprises one first perforation, 11 and 1 first flank of tooth 12, and the end of this body 10 is located in this first perforation 11, and this first flank of tooth 12 is located at a side of this body 10; This handle 40 is located at the end of this body 10, grips for the user; This movable jaw 30 comprises a through hole 31, one first storage tank 32, one limited slip block 33 and an elastic parts 34, this through hole 31 is vertically to be opened in this movable jaw 30, make this body 10 can wear this through hole 31, this first storage tank 32 is located in this movable jaw 30, and communicate with this through hole 31, and regard to first flank of tooth 12 of these body 10 sides, this limited slip block 33 is installed in this first storage tank 32, and the face in this limited slip block 33 towards this through hole 31 is provided with one second flank of tooth 331, this second flank of tooth 331 can be meshing with each other with this first flank of tooth 12, this elastic parts 34 is located in this movable jaw 30, and abut against in the opposite side of first flank of tooth 12 of this body 10, elastic force by this elastic parts 34, push this body 10 and this movable jaw 30, make first flank of tooth 12 of this body 10 be engaged in this second flank of tooth 331, by this, when the user applies a strength F and promotes this movable jaw 30, this first flank of tooth 12 promptly can separate with this second flank of tooth 331 and remove engagement, make this movable jaw 30 to slide along this body 10, when waiting to stop strength F, this elastic parts 34 will promote this movable jaw 30 homings, makes this first flank of tooth 12 and this second flank of tooth 331 keep engagement; Again, this elastic parts 34 can be any elastic parts such as shell fragment or spring, as long as all elastic force that can provide between this movable jaw 30 and this body 10, is all the equivalence utilization of this elastic parts 34.

Again, for further making this fixed jaw 20 and this movable jaw 30 when seizing the object rotation on both sides by the arms, the bearing capacity of this first flank of

tooth

12 and 331 engagements of this second flank of tooth is firm, make this first flank of tooth 12 and this second flank of tooth 331 can be unidirectional helical teeth, carry out clockwise direction when rotating (is benchmark with the direction shown in the drawing) when seizing object on both sides by the arms, can produce the strength that promotes downwards to this movable jaw 30, utilize its unidirectional helical teeth to be difficult for the characteristic of sliding, under intermeshing state, be difficult for taking place the phenomenon of slippage, so can promote its bearing capacity.

Again, this fixed jaw 20 is the arc body, it comprises one second perforation, 21 and 1 the 3rd flank of tooth 22, wherein, the end that this fixed jaw 20 is located in this second perforation 21, utilize one first fixture 50 be inserted in this second perforation 21 and this first perforation 11 form hinged, to link this fixed jaw 20 and this body 10, so that this fixed jaw 20 complies with this hinged place is that rotate at the center, and the 3rd flank of tooth 22 is located at the other end of this fixed jaw 20.

As shown in Figure 4, wherein this movable jaw 30 further comprises a groove 37 and a chute 38, and this groove 37 is located in this movable jaw 30, and abuts in this through hole 31, and this chute 38 is located in this movable jaw 30, and abuts this through hole 31, and with respect to this groove 37.

As Fig. 4, Fig. 5 and shown in Figure 6, this elastic parts 34 is a lamellar body, be bending (promptly being " く " shape), and comprise a hook portion 341, a flange 342, one first plane 343 and one second plane 344, the top of this bending place is located on this first plane 343, the below of this bending place is located on this second plane 344, this hook portion 341 is located at the end on this first plane 343, this flange 342 is located at the end on this second plane 344, and this hook portion 341 is snapped in this groove 37, and this flange 342 fastens in this chute 38; This second plane 344 abuts against the opposite side that is provided with first flank of tooth 12 in this body 10, make first flank of tooth 12 and second flank of tooth, 331 engagements that are positioned on the limited slip block 33 on this body 10, when the user promotes or spur this movable jaw 30, this movable jaw 30 and this body 10 are relatively moved, cause this elastic parts 34 to be squeezed and produce deformation afterwards, allowing this second plane 344 produce extends, making this flange 342 carry over this chute 38 moves, at this moment, this hook portion 341 still is snapped in this groove 37, does not move or change of location thereupon, then, this first flank of tooth 12 is promptly recessed this second flank of tooth 331, and then removable this movable jaw 30 of, to adjust jaw mouth size; If the user no longer continues the application of force, this elastic parts 34 is promptly because of losing external force, again by elastic force own, and make this elastic parts 34 reply i.e. " く " shape of its bending originally, at this moment, this second plane 344 carries over this chute 38 and regains, and this flange 342 is formed with this chute 38 fasten, and then push this body 10, make first flank of tooth 12 of these body 10 sides and second flank of tooth, 331 engagements on this limited slip block 33.By this, the user need adjust 30 of this fixed jaw 20 and this movable jaws apart from the time, only need be hold by one hand this handle 40, and promote or move this movable jaw 30 with thumb, can reach the effect of adjustment.Or be between multiple pipeline, under the not easy-operating state, the user also can grip this handle 40 on the other hand, and another hand heap is moving or move this movable jaw 30, uses to get loose or seize object on both sides by the arms.

As shown in Figures 2 and 3, these movable jaw 30 ends are provided with one second storage tank 35, and this second storage tank 35 is provided with one the 3rd perforation 351; Be equiped with a movable jaw piece 36 in this second storage tank 35, this movable jaw piece 36 comprises one the 4th flank of tooth 361 and one the 4th perforation 362, the 3rd perforation 351 utilizes one second fixture 51, be connected to the 3rd perforation 351 and the 4th perforation 361, to fix this second storage tank 35 and this movable jaw piece 36; The 4th flank of tooth 361 is located at the end of this movable jaw piece 36, and with respect to the 3rd flank of tooth 22, by this, when this movable jaw 30 is seized object on both sides by the arms with this fixed jaw 20, be to seize object on both sides by the arms with the 3rd flank of tooth 22 on this fixed jaw 20 with the 4th flank of tooth 361 on this movable jaw piece 36, by the 3rd flank of tooth 22 and the 4th flank of tooth 361 and seized on both sides by the arms frictional force between thing, allow the user in rotating this quilt when seizing thing on both sides by the arms, quilt is seized on both sides by the arms thing and is difficult for landing or gets loose.

Again, this first storage tank 32 is provided with one the 5th perforation 321, and this limited slip block 33 is provided with one the 6th perforation 332, utilizes one the 3rd fixture 52, is connected to the 5th perforation 321 and the 6th perforation 332, to fix this first storage tank 32 and this limited slip block 33.

As Fig. 4 and shown in Figure 5, the end of this fixed jaw 20 is provided with in one the 3rd storage tank, 23, the three storage tanks 23 and is provided with a spring 24; The both ends of this spring 24, rely on the 3rd storage tank 23 and this body 10 respectively, and the elastic force of this spring 24 forms a bearing force that continues, when this movable jaw 30, because of needs are seized object on both sides by the arms when being moved, the spacing of this first flank of

tooth

12 and 331 flank of tooth of this second flank of tooth, make the interlock degree of pipe wrench when holding solid object under the arm not enough, this spring 24 promptly provides elastic force, makes this fixed jaw 20 can keep its bearing force, so that hold solid object under the arm.

Again, see also Fig. 7 to Figure 10, the utility model can further be set as the bent recess shape in the 3rd flank of tooth 22, moreover the both ends of the 3rd flank of tooth 22 respectively are provided with one first and seize face 221 on both sides by the arms; The both ends of the surface of the 4th flank of tooth 361 respectively are provided with one second and seize face 3611 on both sides by the arms.By this, as shown in Figure 9, the 3rd flank of tooth 22 can be seized the surface on both sides by the arms and is circular-arc object, allows the user when rotating surface is circular-arc object or circular body, is difficult for landing or gets loose; Also can be as shown in figure 10, second seize face 3611 on both sides by the arms by this, when this fixed jaw 20 is seized polygonal body or object on both sides by the arms with this movable jaw 30, get loose when being not easy to seize on both sides by the arms and can strengthen it and seize power on both sides by the arms.

Again, as shown in Figure 7, this movable jaw 30 is further offered an opening 322, and this opening 322 communicates in second storage tank 35; This movable jaw piece 36 further extends a support end 363 in the end, this movable jaw piece 36 is installed in this second storage tank 35, and this support end 363 penetrates out from this opening 322, second to seize the length of face 3611 on both sides by the arms longer because of this, need to strengthen its loaded area, make it be difficult for stress and concentrate on the 4th flank of tooth 361 by this support end 363.

Again, this first fixture 50 can be the male and female nail; This second fixture 51 and the 3rd fixture 52 can be C type ring, convenient processing.

Claims

1. the pipe wrench with movable jaw comprises a body, a handle, a movable jaw, reaches a fixed jaw, and this handle is located at the end of this body, it is characterized in that:

Described body comprises one first perforation, reaches one first flank of tooth, and the end of this body is located in this first perforation; This first flank of tooth is located at a side of this body;

Described movable jaw comprises a through hole, one first storage tank, a limited slip block, reaches an elastic parts, and this through hole vertically is opened in this movable jaw, and this body passes this through hole and is installed in this movable jaw; This first storage tank is located in this movable jaw, and is connected with this through hole, and regards to first flank of tooth of this body side; This limited slip block is installed in this first storage tank, and this limited slip block is provided with one second flank of tooth towards the face of this through hole, and this second flank engagement is in this first flank of tooth; This elastic parts is located in this movable jaw, and abuts against in the opposite side of first flank of tooth of this body;

Described fixed jaw is the arc body, comprises that one second bores a hole and one the 3rd flank of tooth, and the end of this fixed jaw is located in this second perforation, and it is hinged with this first perforation formation that one first fixture is inserted in this second perforation, to link this fixed jaw and this body; The 3rd flank of tooth is with respect to this second perforation, and the 3rd flank of tooth is located at the other end of this fixed jaw.

2. the pipe wrench with movable jaw as claimed in claim 1 is characterized in that: described movable jaw further comprises a groove and a chute, and this groove is located in this movable jaw, and abuts this through hole; This chute is located in this movable jaw, and abuts this through hole, and with respect to this groove.

3. the pipe wrench with movable jaw as claimed in claim 2 is characterized in that: described elastic parts is a lamellar body, and its side is bending, and comprises one first plane and one second plane, and this first plane is positioned at the top of this bending place; This second plane is positioned at the below of this bending place, and this second plane abuts against in the opposite side of first flank of tooth of this body.

4. the pipe wrench with movable jaw as claimed in claim 3 is characterized in that: described elastic parts is provided with a hook portion and a flange, and this hook portion is snapped in this groove; This flange fastens in this chute.

5. the pipe wrench with movable jaw as claimed in claim 4 is characterized in that: described hook portion is located at the end on this first plane; This flange is located at the end on this second plane.

6. the pipe wrench with movable jaw as claimed in claim 1, it is characterized in that: described movable jaw end is provided with one second storage tank, and install a movable jaw piece in this second storage tank, this movable jaw piece is provided with one the 4th flank of tooth, and the 4th flank of tooth is with respect to the 3rd flank of tooth.

7. the pipe wrench with movable jaw as claimed in claim 6 is characterized in that: described the 3rd flank of tooth is the bent recess shape.

8. the pipe wrench with movable jaw as claimed in claim 6, it is characterized in that: described second storage tank is provided with one the 3rd perforation, this movable jaw piece is provided with one the 4th perforation, and one second fixture is connected to the 3rd perforation and the 4th perforation, to fix this second storage tank and this movable jaw piece.

9. the pipe wrench with movable jaw as claimed in claim 8 is characterized in that: described second fixture is a C type ring.

10. the pipe wrench with movable jaw as claimed in claim 1, it is characterized in that: described first storage tank is provided with one the 5th perforation, this limited slip block is provided with one the 6th perforation, and one the 3rd fixture is connected to the 5th perforation and the 6th perforation, to fix this first storage tank and this limited slip block.

11. the pipe wrench with movable jaw as claimed in claim 10 is characterized in that: described the 3rd fixture is a C type ring.

12. the pipe wrench with movable jaw as claimed in claim 1, it is characterized in that: described fixed jaw abuts in this second perforation part and is provided with one the 3rd storage tank, be equiped with a spring in the 3rd storage tank, the both ends of this spring rely on this body and the 3rd storage tank respectively.

13. the pipe wrench with movable jaw as claimed in claim 1 is characterized in that: described first flank of tooth and second flank of tooth are unidirectional helical teeth, make this first flank of tooth and this second flank engagement.

14. the pipe wrench with movable jaw as claimed in claim 1 is characterized in that: described first fixture is the male and female nail.

15. the pipe wrench with movable jaw as claimed in claim 1 is characterized in that: described elastic parts is shell fragment or spring.

16. elastic parts, it is a lamellar body, it is characterized in that: described elastic parts is located in the movable jaw of aforesaid right requirement 1 to 15 described pipe wrench, the side of this elastic parts is bending, it comprises one first plane, one second plane, a hook portion, reaches a flange, and this first plane is positioned at the top of this bending place; This second plane is positioned at the below of this bending place; This hook portion is located at the end on this first plane; This flange is located at the end on this second plane; This elastic parts utilizes this hook portion and this flange to be incorporated in the movable jaw.