CN206998661U - A kind of pipe wrench - Google Patents

A kind of pipe wrench Download PDF

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Publication number
CN206998661U
CN206998661U CN201720456112.7U CN201720456112U CN206998661U CN 206998661 U CN206998661 U CN 206998661U CN 201720456112 U CN201720456112 U CN 201720456112U CN 206998661 U CN206998661 U CN 206998661U
Authority
CN
China
Prior art keywords
leading screw
adjustable cramp
handle
pipe wrench
bearing pin
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.)
Expired - Fee Related
Application number
CN201720456112.7U
Other languages
Chinese (zh)
Inventor
黄运新
孙生强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Lanwang Machine Tools Technology Co Ltd
Original Assignee
Suzhou Lanwang Machine Tools Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Lanwang Machine Tools Technology Co Ltd filed Critical Suzhou Lanwang Machine Tools Technology Co Ltd
Priority to CN201720456112.7U priority Critical patent/CN206998661U/en
Application granted granted Critical
Publication of CN206998661U publication Critical patent/CN206998661U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

A kind of pipe wrench, including two identical adjustable cramp pawls, leading screw, nut, spring, bearing pin, handle, cam, jaws are formed, it is characterized in that:One end of described handle there is one end of open slot leading screw to carve conjunction be rotatably hinged at together in the open slot of handle and with bearing pin, there is the cam with handle Liancheng one below bearing pin, two adjustable cramp pawls are provided with described leading screw, spring is provided with leading screw between two adjustable cramp pawls, wherein on the leading screw on the outside of an adjustable cramp pawl, a nut being engaged with ridge on leading screw is set.The utility model is easy to adjust with using, and service efficiency is higher and has the advantages of scope of application is broader.

Description

A kind of pipe wrench
Technical field
A kind of pipe wrench is the utility model is related to, belongs to hardware & tools technical field.
Background technology
Pipe wrench is a kind of hardware & tools generally used very much, and existing pipe wrench is although description and principle phase not to the utmost Together, but more or less exist and use the defects of cumbersome, service efficiency is not high, the scope of application is not broad.
Utility model content
The purpose of this utility model is:A kind of new pipe wrench is provided, this kind of pipe wrench has using easy to adjust, use Efficiency is higher and has the advantages of scope of application is broader.
A kind of pipe wrench described in the utility model, it be by:Two identical adjustable cramp pawls, leading screw, nut, spring, Bearing pin, handle, cam, jaw are formed, and one end of described handle has open slot, and one end of leading screw, which is carved, closes opening in handle It is rotatably hinged at together in mouth groove and with bearing pin, there is the cam with handle Liancheng one below bearing pin, in institute Two adjustable cramp pawls are provided with the leading screw stated, are provided with spring on the leading screw between two adjustable cramp pawls, wherein On leading screw on the outside of one adjustable cramp pawl, a nut being engaged with screw thread on leading screw is set, further:Described It is elongated hole to have cross sectional shape on adjustable cramp pawl, and the cross sectional shape of described leading screw is similar to elongated hole shape, institute The section that the ridge stated is produced on leading screw is on the surface of circular arc portion, further:In two adjustable cramp pawl internal orifices A detachable jaw is installed in relative position, has teeth on described jaw.
Beneficial effect:Operation principle of the present utility model is, when needing to pull the pipeline or nut of dimension, regulation Position of the nut on leading screw, make the openings of two adjustable cramp pawls slightly larger than the stubborn workpiece configurations size of institute, rotational handle, now Cam will compress the adjustable cramp pawl mutually leaned on therewith, and it is bigger to exert a force, and the clamping force between two adjustable cramp pawls is also cured Greatly, the utility model has using easy to adjust it can be seen from operation principle of the present utility model, service efficiency it is higher and With the scope of application it is broader the advantages of.
Brief description of the drawings
Fig. 1 is structure principle chart of the present utility model;
Fig. 2 is Fig. 1 Section A-A figure;
Fig. 3 is Fig. 1 section B-B figure.
Shown in figure:1 it is adjustable cramp pawl, 2 be leading screw, 3 be nut, 4 be spring, 5 be bearing pin, 6 be handle, 7 is convex Wheel, 8 be jaw, 9 be ridge, 10 be teeth, 11 be elongated hole, 12 be open slot.
Embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, specific embodiment of the present utility model is:
A kind of pipe wrench described in the utility model, it be by:Two identical adjustable cramp pawls 1, leading screw 2, nut 3, bullets Spring 4, bearing pin 5, handle 6, cam 7, jaw 8 are formed, and one end of described handle 6 has open slot 12, and one end of leading screw 2 is carved Close in the open slot 12 of handle 6 and be rotatably hinged at together with bearing pin 5, had and handle 6 below bearing pin 5 The cam 7 of Liancheng one, is provided with two adjustable cramp pawls 1, between two adjustable cramp pawls 1 on described leading screw 2 Spring 4 is provided with leading screw 2, wherein ridge on the leading screw 2 in an outside of adjustable cramp pawl 1, on setting one and leading screw 2 The nut 3 being engaged, further:It is elongated hole 11 to have cross sectional shape on described adjustable cramp pawl 1, described leading screw 2 cross sectional shape is similar to the shape of elongated hole 11, and the section that described ridge 9 is produced on leading screw 2 is the table of circular arc portion On face, further:One detachable jaw 8, described jaw are installed in the relative position of two internal orifices of adjustable cramp pawl 1 There are teeth 10 on 8.

Claims (5)

1. a kind of pipe wrench, including two identical adjustable cramp pawls(1), leading screw(2), nut(3), spring(4), bearing pin(5), hand Handle(6), cam(7), jaw(8)Formed, it is characterized in that:Described handle(6)One end there is open slot(12), leading screw (2)One end carve conjunction in handle(6)Open slot(12)It is interior and with bearing pin(5)It is rotatably hinged at together, close to bearing pin (5)Lower section has and handle(6)The cam of Liancheng one(7), in described leading screw(2)On be provided with two adjustable cramp pawls (1), in two adjustable cramp pawls(1)Between leading screw(2)On be provided with spring(4), an adjustable cramp pawl wherein(1)Outside The leading screw of side(2)Upper, setting one and leading screw(2)The nut that upper ridge is engaged(3).
2. a kind of pipe wrench according to claim 1, it is characterized in that:Adjustable cramp pawl(1)It is upper to have cross sectional shape ellipse for length Circular hole(11), described leading screw(2)Cross sectional shape be elongated hole(11)Shape.
3. a kind of pipe wrench according to claim 1, it is characterized in that:Ridge(9)It is produced on leading screw(2)Section be circular arc On partial surface.
4. a kind of pipe wrench according to claim 1, it is characterized in that:In two adjustable cramp pawls(1)The relative position of internal orifice One detachable jaw is installed(8).
5. a kind of pipe wrench according to claim 4, it is characterized in that:Described jaw(8)It is upper that there are teeth(10).
CN201720456112.7U 2017-04-27 2017-04-27 A kind of pipe wrench Expired - Fee Related CN206998661U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720456112.7U CN206998661U (en) 2017-04-27 2017-04-27 A kind of pipe wrench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720456112.7U CN206998661U (en) 2017-04-27 2017-04-27 A kind of pipe wrench

Publications (1)

Publication Number Publication Date
CN206998661U true CN206998661U (en) 2018-02-13

Family

ID=61443338

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720456112.7U Expired - Fee Related CN206998661U (en) 2017-04-27 2017-04-27 A kind of pipe wrench

Country Status (1)

Country Link
CN (1) CN206998661U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180213

Termination date: 20200427

CF01 Termination of patent right due to non-payment of annual fee