CN211867617U

CN211867617U - Rotatable pipe wrench force applying device

Info

Publication number: CN211867617U
Application number: CN202020253189.6U
Authority: CN
Inventors: 刘城铭; 王庆波; 夏明辉; 韩军; 刘金宝; 唐敏; 丛长虹; 孙明伟; 闫丽; 杨明志
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-11-06
Anticipated expiration: 2030-03-04

Abstract

A rotatable pipe wrench force applying device. The product comprises a fixed clamp handle, wherein the front end of the fixed clamp handle is provided with an inwards concave arc, the top of the inwards concave arc is provided with fixed clamping teeth, the fixed clamp handle is rotationally connected with a rotary clamp handle, the rotary clamp handle is provided with a rotary handle, the top of the rotary handle is sequentially provided with a long clamping handle, a small clamping handle and a middle clamping handle, the length of the long clamping handle is greater than that of the middle clamping handle, the length of the middle clamping handle is greater than that of the small clamping handle, the small clamping handle is positioned between the long clamping handle and the middle clamping handle, the inner side of the long clamping handle is provided with large adjusting clamping teeth, the inner side of the middle clamping handle is provided with middle adjusting clamping teeth, the inner side of the small clamping handle is provided with small adjusting clamping teeth, and the small clamping handle is connected with a handle. The utility model is used for the pipe tongs afterburning.

Description

Rotatable pipe wrench force applying device

The technical field is as follows:

the utility model relates to a rotatable breakout tongs thrust augmentation device.

Background art:

the existing pipe tongs are mostly clamped by flat ends, the pipe tongs clamped by the flat ends are easy to slip when being clamped by a clamping piece, the clamping force is insufficient, the clamping is not firm, the effect in the using process is not ideal, the pipe tongs can not slip when being clamped by the clamping piece, and the problem of needing to be solved can be enhanced in the clamping force.

The invention content is as follows:

the utility model aims at providing a can increase clamping-force, the centre gripping does not skid when by the clamping piece, a rotatable breakout tongs thrust augmentation device that excellent in use effect.

The above purpose is realized by the following technical scheme:

a rotatable pipe wrench force applying device comprises: the front end of the fixed clamp handle is provided with an inward concave arc shape, the top of the concave arc is provided with a fixed clamping tooth, the fixed clamping handle is rotationally connected with the rotating clamping handle, the rotary clamping handle is provided with a rotary handle, the top of the rotary handle is sequentially provided with a long clamping handle, a small clamping handle and a middle clamping handle, the length of the long clamping handle is greater than that of the middle clamping handle, the length of the middle clamping handle is greater than that of the small clamping handle, the small clamping handle is positioned between the long clamping handle and the middle clamping handle, the inner side of the long clamping handle is provided with big adjusting clamping teeth, the inner side of the middle clamping handle is provided with adjusting middle clamping teeth, the inner side of the small clamping handle is provided with adjusting small clamping teeth, and the small clamping handle is connected with a handle.

The rotatable pipe wrench force application device is characterized in that the included angle between the long clamping handle and the small clamping handle is larger than 90 ︒, the included angle between the small clamping handle and the middle clamping handle is larger than 90 ︒, the tooth form of the large adjusting clamping tooth is larger than that of the middle adjusting clamping tooth, the tooth form of the middle adjusting clamping tooth is larger than that of the small adjusting clamping tooth, and the large adjusting clamping tooth, the middle adjusting clamping tooth or the small adjusting clamping tooth are matched with the fixed clamping tooth for use.

The rotatable pipe wrench stress application device is characterized in that the fixed clamp handle is provided with a round hole, the rotary handle is provided with a slot, the top of the slot is provided with an upper clamp plate, the bottom of the slot is provided with a lower clamp plate, the fixed clamp handle is inserted between the upper clamp plate and the lower clamp plate, the upper clamp plate and the lower clamp plate are provided with communicated clamping holes, the round hole and the clamping holes are connected through rivets for fixation, and the round hole and the clamping holes are connected with the rivets in a tight fit manner.

The rotatable pipe wrench stress application device is characterized in that the fixed clamp handle is inserted into the lengthened handle sleeve, the tail end of the lengthened handle sleeve is provided with the lengthened handle, the fixed clamp handle is provided with a group of adjusting fixing holes, the lengthened handle sleeve is provided with fixing holes, the adjusting fixing holes are overlapped with the fixing holes and are connected with bolts for adjustment and fixation, and the lengthened handle is provided with a friction surface.

Has the advantages that:

1. the utility model discloses a fixed centre gripping tooth that indent arc has and the big double-layered tooth of adjustment of difference, adjustment in press from both sides the tooth, the little double-layered tooth of adjustment cooperate the use can increase the clamping-force when the centre gripping is by the holder between fixed clamp holder and the rotatory clamp holder, the phenomenon that the centre gripping process can not appear skidding, the clamping-force is big when the centre gripping is by the holder, the effectual of centre gripping.

2. The utility model discloses a can rotate the adjustment as required between rotatory clamp holder and the fixed clamp holder, the dynamics of centre gripping is big, firm, stable when guaranteeing the centre gripping by the holder between rotatory clamp holder and the fixed clamp holder.

Description of the drawings:

fig. 1 is a schematic structural diagram of the product.

Fig. 2 is a front view of fig. 1.

The specific implementation mode is as follows:

the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.

Example 1:

a rotatable pipe wrench force applying device comprises a fixed clamp handle 1, wherein the front end of the fixed clamp handle is provided with an inward concave arc 2, the inward concave arc can clamp a part to be clamped, the top of the inward concave arc is provided with a fixed clamping tooth 3, the fixed clamp handle is rotationally connected with a rotary clamp handle, the rotary clamp handle is provided with a rotary handle 4, the rotary handle can rotate freely, the top of the rotary handle is sequentially provided with a long clamping handle 5, a small clamping handle 6 and a middle clamping handle 7, the length of the long clamping handle is greater than that of the middle clamping handle, the length of the middle clamping handle is greater than that of the small clamping handle, the small clamping handle is positioned between the long clamping handle and the middle clamping handle, the inner side of the long clamping handle is provided with an adjustable large clamping tooth 8, and the inner side of the middle clamping handle is provided with an adjustable middle clamping tooth 9, the inner side of the small clamping handle is provided with small adjusting clamping teeth 10, and the small clamping handle is connected with a handle 11. The long clamping handle, the small clamping handle and the middle clamping handle can be respectively matched with the fixed clamping teeth for use.

The long clamping handle with little clamping handle between the contained angle be greater than 90 ︒, little clamping handle with well clamping handle between the contained angle be greater than 90 ︒, the profile of tooth of big clamp of adjustment be greater than the profile of tooth of clamp tooth in the adjustment, the adjustment in the profile of tooth of clamp tooth be greater than the profile of tooth of little clamp of adjustment, the big clamp of adjustment or the adjustment in the clamp tooth or the little clamp tooth of adjustment cooperate fixed clamping tooth use. The clamping device not only can clamp different clamped pieces by adjusting the large clamping teeth, the middle clamping teeth and the small clamping teeth, but also has clamping force between the long clamping handle and the small clamping handle and between the small clamping handle and the middle clamping handle.

The fixed clamp handle open and to have round hole 12, rotatory handle open and to have slot 13, the top of slot upper plate 14 has, the bottom of slot lower plate 15 has, fixed clamp handle insert the upper plate with the lower plate between, the upper plate with the lower plate open and to have communicating centre gripping hole 16, the round hole with the centre gripping hole between connect rivet 17 fixed, the round hole the centre gripping hole with the rivet tight fit be connected. The fixing clamp handle is inserted between the upper clamp plate and the lower clamp plate to reinforce the connection between the fixing clamp handle and the rotating handle, so that the fixing clamp handle and the rotating handle can rotate and can be fixedly connected, the using effect is good, and the use is safe.

The fixed clamp handle is inserted into the lengthened handle sleeve 18, the lengthened handle sleeve is provided with a lengthened handle 19 at the tail end, the fixed clamp handle is provided with a group of adjusting fixing holes 20, the lengthened handle sleeve is provided with fixing holes 21, the adjusting fixing holes and the fixing holes are overlapped and connected with bolts 22 for adjusting and fixing, and the lengthened handle is provided with a friction surface 23. The position between the fixed clamp handle and the lengthened handle sleeve can be adjusted as required, and the force output of clamping the clamped piece can be reduced.

The working principle is as follows:

the fixed clamp handle and the rotating handle are riveted and fixed, the large clamp tooth or the middle clamp tooth or the small clamp tooth is adjusted according to the size of a clamped piece to be matched with the fixed clamp tooth for use, the clamped piece is clamped by the large clamp tooth or the middle clamp tooth or the small clamp tooth and the fixed clamp tooth, the positions of the fixed clamp handle and the lengthened handle sleeve are adjusted and fixed, the handle is held by one hand, and the lengthened handle is held by the other hand for reinforcement or relaxation.

Claims

1. A rotatable pipe wrench force applying device comprises: the fixed clamp handle is characterized in that: the front end of the fixed clamp handle is provided with an inward concave arc, the top of the concave arc is provided with a fixed clamping tooth, the fixed clamping handle is rotationally connected with the rotating clamping handle, the rotary clamping handle is provided with a rotary handle, the top of the rotary handle is sequentially provided with a long clamping handle, a small clamping handle and a middle clamping handle, the length of the long clamping handle is greater than that of the middle clamping handle, the length of the middle clamping handle is greater than that of the small clamping handle, the small clamping handle is positioned between the long clamping handle and the middle clamping handle, the inner side of the long clamping handle is provided with big adjusting clamping teeth, the inner side of the middle clamping handle is provided with adjusting middle clamping teeth, the inner side of the small clamping handle is provided with adjusting small clamping teeth, and the small clamping handle is connected with a handle.

2. The rotatable pipe wrench force applying device as claimed in claim 1, wherein the included angle between the long clamping handle and the small clamping handle is greater than 90 ︒, the included angle between the small clamping handle and the middle clamping handle is greater than 90 ︒, the tooth profile of the large adjusting clamping tooth is greater than that of the medium adjusting clamping tooth, the tooth profile of the medium adjusting clamping tooth is greater than that of the small adjusting clamping tooth, and the large adjusting clamping tooth, the medium adjusting clamping tooth or the small adjusting clamping tooth are used in cooperation with the fixed clamping tooth.

3. The rotatable pipe wrench force application device as claimed in claim 2, wherein the fixed clamp handle is provided with a circular hole, the rotary handle is provided with an insertion slot, the top of the insertion slot is provided with an upper clamping plate, the bottom of the insertion slot is provided with a lower clamping plate, the fixed clamp handle is inserted between the upper clamping plate and the lower clamping plate, the upper clamping plate and the lower clamping plate are provided with communicated clamping holes, the circular hole and the clamping holes are connected through rivets for fixation, and the circular hole and the clamping holes are connected with the rivets in a tight fit manner.

4. The rotatable pipe wrench force application device as claimed in claim 3, wherein the fixed clamp handle is inserted into an elongated handle sleeve, the elongated handle sleeve is provided at a tail end thereof with an elongated handle, the fixed clamp handle is provided with a set of adjusting fixing holes, the elongated handle sleeve is provided with a fixing hole, the adjusting fixing holes are overlapped with the fixing holes and are connected with a bolt for adjustment and fixation, and the elongated handle is provided with a friction surface.