CN211761114U

CN211761114U - Pipe pressing pliers structure

Info

Publication number: CN211761114U
Application number: CN201922401873.4U
Authority: CN
Inventors: 陈淑汝
Original assignee: Kaiyu Hardware Products Nantong Co ltd
Current assignee: Kaiyu Hardware Products Nantong Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-27
Anticipated expiration: 2029-12-27

Abstract

The utility model relates to a press pipe tongs structure, it is main including a first pincers body, a second pincers body, an engaging means, a linkage type meshing subassembly, a driving piece, an at least backstop portion and a portable backstop component constitute altogether, its characteristics lie in that the utilization is controlled this portable backstop component and can be controlled this first, the second pincers body is the locking or can swing the commentaries on classics state, during the locking state, utilize this second pincers body to swing the angle and can make this linkage type meshing subassembly pivot of driving piece interlock, make the row's form tooth of the tooth portion of nibbling of this linkage type meshing subassembly and this engaging means each other be the spacing type of one-way meshing, constitute this first, the second pincers body is that the restriction only can be towards one-way pendulum change, can produce not take off when pressing the pipe from this, laborsaving and promote a plurality of advantages such as convenience of use.

Description

Pipe pressing pliers structure

[ technical field ] A method for producing a semiconductor device

The utility model discloses a press pipe tongs structure indicates especially one kind to have concurrently and firmly press pipe, laborsaving not pine to take off and promote the pipe tongs structure of convenience of use.

[ background of the invention ]

The common hose has to be pressed onto the rotating pipe by a pipe pressing clamp to be firmly fixed and combined, and the conventional pipe pressing clamp is composed of cross-pivoted clamp bodies, one end of each clamp body is formed with an arc-shaped clamping jaw, the hose and the copper sleeve joint are placed between the arc-shaped clamping jaws, and the clamp bodies are pressed by force to complete pressing operation through the arc-shaped clamping jaws.

In addition, the conventional arc-shaped jaws are generally designed to be integrated with the clamp body, so that the clamp can only be applied to hoses with a single size, and is very inconvenient if a plurality of pipe pressing clamps can only be arranged for hoses with different sizes; although the industry has developed a detachable arc-shaped jaw for improving the problem, as disclosed in US7628052B2, a positioning groove 3 is disposed at the position of the jaw 1 opposite to the crimping head 2 (i.e. the detachable arc-shaped jaw), a locking hole 4 is disposed at the position of the jaw 1 opposite to the positioning groove 3, and a bolt 5 is disposed in the positioning groove 3 to lock the crimping head 2 to the jaw 1; however, when the user wants to replace the crimping head 2, it is very inconvenient to prepare a separate detaching tool and to repeat the detaching and locking operations.

The above problems clearly remain to be improved.

[ Utility model ] content

The utility model aims at providing a: 1. provides a pipe pressing pliers structure which has the advantages of stable pipe pressing, labor saving, no loosening and convenient operation. 2. The pressure pipe tongs structure has the advantages that the jaw blocks can be quickly disassembled and replaced, the rapid assembly and disassembly can be realized, the additional use of a disassembling tool is not needed, the integration of multiple purposes is realized, and the assembly and disassembly convenience is improved.

In order to achieve the above object, the present invention provides a pipe pressing pliers structure, which comprises a first pliers body having a first operation section and a first clamping portion disposed at one end of the first operation section;

a second clamp body having a second operation section, an installation section and a second clamping portion disposed at one end of the installation section, wherein the predetermined positions of the first and second clamp bodies are pivoted by a connecting member, so that the first and second clamp bodies can swing to be in a developing state away from each other or a pressing operation state approaching each other;

an engaging member disposed in the first operating section, the engaging member having a row of teeth on one side;

a linkage type meshing component, which is pivotally assembled on the installation section of the second clamp body by a first pivoting piece and comprises a tooth-engaging part and an elastic piece, wherein the elastic piece is provided with one end different from the tooth-engaging part, so that the linkage type meshing component can be in a pivotable and elastic reset state by taking the first pivoting piece as an axis, and the tooth-engaging part and the row-shaped teeth of the meshing component are in a mutually unidirectional meshing limit state, and when in the meshing state, the first clamp body and the second clamp body are limited to only swing towards a single direction;

a driving member pivotally assembled to the mounting section at a position opposite to the linkage type engagement member by a second pivot member and capable of swinging with the second operation section to form a structure in which when the second operation section swings to a predetermined angle, one end of the driving member is pivotally connected to the linkage type engagement member;

at least one stopping part arranged at one side of the second pivot piece and used for limiting the pivot angle of the second operation section;

a movable stopping member, which is arranged in the second operation section and is in a slidable and elastic reset state, wherein one end of the movable stopping member can be in a mutual abutting state or a separation state with the stopping part through the sliding operation so as to limit the swinging angle of the second operation section and further control whether the driving member is linked with the linked engagement assembly to swing;

the first and second clamping parts are provided with a quick-dismantling jaw block, each quick-dismantling jaw block is additionally provided with a stopping groove, and the corresponding positions of the first and second clamping parts and the stopping grooves are respectively provided with an elastic stopping flange, so that the elastic stopping flange is normally stopped in the stopping groove, each quick-dismantling jaw block is in a positioning state, and is retracted to be separated from the stopping groove by pressing the elastic stopping flange, and each quick-dismantling jaw block is in a detachable and replaceable state.

The first and second clamping parts are provided with first guide parts, and the relative position of each quick-dismantling jaw block and each first guide part is provided with a second guide part, wherein the first and second guide parts are mutually in a convex column and guide groove matching state.

The second operation section and the installation section are provided with accommodating spaces, the linkage type meshing component and the driving component are positioned in the accommodating spaces, the driving component is in an extending block shape, one end of the driving component is provided with a first hook-shaped part, one end of the driving component, which is different from the first hook-shaped part, extends to the accommodating space of the second operation section, and is fixedly connected with the second operation section through at least one fixing piece, and the position where the linkage type meshing component is matched with the first hook-shaped part is additionally provided with a second hook-shaped part.

Wherein, the first hook-shaped part is provided with an auxiliary engaging tooth at one end, which can elastically feed and retract, and the auxiliary engaging tooth is in a one-way engaging and limiting state with the row-shaped teeth of the engaging member.

The movable stopping component comprises a blocking piece, an operation part and a resetting piece, wherein two opposite ends of the resetting piece are respectively connected with the second operation section and one end of the blocking piece, the operation part and the blocking piece are in a detachable and synchronous state, the blocking piece and the resetting piece are positioned in the accommodating space, the operation part is positioned outside the accommodating space, and the operation part is pushed to drive the blocking piece to slide or reset along the extension direction of the driving piece so as to be mutually abutted against or separated from the stopping part; and when the stopping part is separated from the blocking piece, the second operating section swings to a preset angle and is close to or abutted against the stopping part, so that the driving part is linked with the linked engaging member, and the meshed part is separated from the row-shaped teeth of the engaging member.

The row-shaped teeth of the engaging member are arranged in an arc shape along the swinging angle of the second clamp body, so that when the second operating section and the driving member swing together, the engaging teeth part and the row-shaped teeth can swing and engage at different angles.

The utility model discloses advantage and beneficial effect lie in: the pipe pressing pliers have the advantages that the pipe pressing pliers are stable in pipe pressing, labor-saving, free of loosening and convenient to operate; the jaw block can be quickly disassembled and replaced, can be quickly assembled and disassembled, does not need to additionally use a disassembling tool, has multiple functions and improves the assembling and disassembling convenience.

[ description of the drawings ]

FIG. 1 is a schematic view of a conventional pipe crimping wrench.

Fig. 2 is a perspective view of the overall structure of the present invention.

Fig. 3 is an exploded view of the structure of the present invention.

Fig. 4 is an exploded view of the structure of the present invention.

Fig. 5 is a schematic plan view of the structure of the present invention.

Fig. 6 is a schematic view of the usage state of the present invention.

Fig. 7 is a schematic view of the usage state of the present invention.

Fig. 8 is a schematic view of the usage state of the present invention.

The numbers in the figures illustrate the following:

bolt 5 for locking hole 4 of positioning groove 3 of crimping head 2 of jaw 1

06. Pipe pressing tongs 10, first tongs 11, first operation section

12. A first clamping portion 20, a second clamp body 21, and a second operation section

22. Mounting section 23, second clamping portion 24 and connecting piece

30. Engaging member 31, row-shaped teeth 40 and linkage type engaging assembly

41. First pivot member 42, engaging tooth portion 43, and elastic member

44. Second hook-shaped part 45, auxiliary tooth 50 and driving part

51. The second pivot member 52, the first hook-shaped portion 60, the stopping portion

70. Movable stop member 71, stopper 72, and operation part

73. Reset piece 80, quick detachable jaw block

81. A stopping groove 82, an elastic stopping flange 83, a first guiding part

84. Second guiding part 90 and accommodating space

A. Fixing part B and predetermined pipe fitting

[ detailed description ] embodiments

Referring to fig. 1-4, the present invention discloses a pipe crimping pliers 06, which includes: a first clamp body 10 having a first operation section 11 and a first clamping portion 12 disposed at one end of the first operation section 11; a second clamp body 20 having a second operation section 21, a mounting section 22 and a second clamping portion 23 disposed at one end of the mounting section 22, wherein a connection member 24 is used to pivotally connect the first and

second clamp bodies

10, 20 at predetermined positions, so that the first and

second clamp bodies

10, 20 can swing to a spread state away from each other or a pressing operation state close to each other; as shown in fig. 4, in the present invention, the first and

second clamping portions

12, 23 are provided with a quick-release jaw block 80, each quick-release jaw block 80 is further provided with a stopping groove 81, and the corresponding positions of the first and second clamping

portions

12, 23 and each stopping groove 81 are provided with an elastic stopping flange 82 (see fig. 4), so that the elastic stopping flange 82 is normally stopped at the stopping groove 81, so that each quick-release jaw block 80 is in a positioning state, and is retracted and separated from the stopping groove 81 by pressing the elastic stopping flange 82, so that each quick-release jaw block 80 is in a detachable and replaceable state, and thus the quick-release jaw block 80 can be freely replaced without tools; the elastic stopping flange 82 is supported by an elastic body such as a spring to achieve an elastic reset state, and the structure of the elastic stopping flange is not limited;

an engaging member 30 disposed on the first operating section 11, the engaging member 30 having a row of teeth 31 on one side;

a linkage type engaging element 40, pivotally assembled to the mounting section 22 of the second body 20 by a first pivot member 41, including a tooth engaging portion 42 and an elastic member 43, wherein the elastic member 43 is disposed at an end different from the tooth engaging portion 42, so that the linkage type engaging element 40 can be pivoted and elastically reset by using the first pivot member 41 as an axis, and the tooth engaging portion 42 and the row-shaped teeth 31 of the engaging member 30 are in a one-way engaging limit form, and when in the engaging state, the first and

second bodies

10, 20 are restricted to be rotated only in one direction;

a driving member 50 pivotally assembled to the mounting section 22 by a second pivot member 51 and located opposite to the linkage type engagement assembly 40, and capable of swinging with the second operation section 21, so that when the second operation section 21 swings, one end of the driving member 50 is pivotally connected to the linkage type engagement assembly 40; at least one stopping portion 60 disposed at one side of the second pivot member 51 for limiting the pivoting angle of the second operating section 21;

a movable stopping member 70 disposed in the second operating section 21 and in a slidable and elastic reset state, wherein one end of the movable stopping member 70 can be abutted against or separated from the stopping portion 60 through a sliding operation to control the swing angle of the second operating section 21.

With reference to fig. 3, an accommodating space 90 (only indicated in fig. 3) is disposed in the second operating section 21 and the mounting section 22, and the linkage-type engaging element 40 and the driving element 50 are located in the accommodating space 90, wherein the driving element 50 is in an extending block shape, and a first hook-shaped portion 52 is disposed at one end of the driving element 50, and an end different from the first hook-shaped portion 52 extends to the accommodating space 90 of the second operating section 21, and is connected and fixed to the second operating section 21 by at least one fixing element a, and a second hook-shaped portion 44 is disposed at a position where the linkage-type engaging element 40 and the first hook-shaped portion 52 are engaged.

Referring to fig. 4, the first and

second holding portions

12 and 23 are provided with a first guiding portion 83, and a second guiding portion 84 is further provided at a position corresponding to the first guiding portion 83 of each quick-release jaw 80, and the first and

second guiding portions

83 and 84 are mutually in a convex column and guiding groove fit form, so as to improve the convenience of detaching and installing each quick-release jaw 80.

Referring to fig. 3-5, an elastically retractable auxiliary engaging member 45 is further disposed at one end of the first hook portion 52, and the auxiliary engaging member 45 is engaged with the row-shaped teeth 31 of the rack 30 in a one-way manner.

As shown in fig. 3, 5 and 6, the movable stopping member 70 includes a blocking piece 71, an operating part 72 and a resetting member 73 (such as a spring, etc., which are not limited in this respect), wherein two opposite ends of the resetting member 73 are respectively connected to the second operating section 21 and one end of the blocking piece 71, the operating part 72 and the blocking piece 71 are in a detachable and synchronous state, wherein the blocking piece 71 and the resetting member 73 are located in the accommodating space 90, and the operating part 72 is located outside the accommodating space 90, so that the operating part 72 is pushed to drive the blocking piece 71 to slide or reset along the extending direction of the driving member 50, and further to be abutted against or separated from the stopping part 60; and when the stopping portion 60 is disengaged from the blocking piece 71, the second operating section 21 swings to a predetermined angle and approaches or abuts against the stopping portion 60, so that the driving member 50 drives the interlocking engagement assembly 40 to disengage the engaging teeth 42 from the row of teeth 31 of the engagement member 30.

Referring to fig. 7, the row-shaped teeth 31 of the engaging member 30 are arranged in an arc shape along the swing angle of the second clamp body 20, so that the engaging teeth 42 and the row-shaped teeth 31 can be engaged at different swing angles when the second operating section 21 and the driving member 50 swing together.

Referring to fig. 5-8, in the present invention, a predetermined pipe B (as shown in fig. 7, which can be used to press pipe fittings such as oil pipe joints, but not limited thereto) is placed between the quick-release jaw blocks 80, and the first and second operation sections 11, 21 are held again to press, so that the first and second operation sections 11, 21 pivot inward relatively, and the quick-release jaw blocks 80 are pressed against each other, and at this time, the engaging portion 42 of the interlocking engaging member 40 engages with the row-shaped teeth 31 of the engaging member 30 and is limited in one direction, so that even if the pressing force is not applied to the first and second operation sections 11, 21, the pressed position of the quick-release jaw blocks 80 can be maintained, and the pipe B will not rebound due to the reaction force; when the pipe pressing operation is completed, only the operation portion 72 of the movable stopping member 70 needs to be pulled to link the blocking piece 71 to slide, and the first and second operating sections 11, 12 are unfolded relatively to the outside (please refer to fig. 5-6), at this time, when the blocking portion 60 is separated from the blocking piece 71, the second operating section 21 is pivoted to a predetermined angle and is close to or abutted against the blocking portion 60, so that the driving member 50 links the linked engaging assembly 40, and the engaging portion 42 is separated from the row-shaped teeth 31 of the engaging member 30, so that the first and second operating sections 11, 12 can be unfolded relatively, thereby greatly improving the force path during pipe pressing, and having the effects of anti-loosening and labor saving.

In addition, when the user needs to replace each quick-dismantling jaw block 80, no additional disassembling tool is needed, compared with the prior art, the utility model discloses only need press this elasticity backstop flange 82 and make it present to contract and break away from this backstop groove 81, make each quick-dismantling jaw block 80 be and can break away from the replacement state, so applicable multiple size, and can reach quick-dismantling and change, integrative multi-purpose and promote a plurality of advantages such as convenience of use.

Claims

1. A pressure tong structure, comprising:

the first clamp body is provided with a first operation section and a first clamping part arranged at one end of the first operation section;

the second clamp body is provided with a second operation section, an installation section and a second clamping part arranged at one end of the installation section, wherein the preset positions of the first clamp body and the second clamp body utilize a connecting piece pivot set to enable the first clamp body and the second clamp body to swing to be in a development state far away from each other or a pressing operation state close to each other;

the meshing component is arranged in the first operation section, and one side of the meshing component is provided with a row of teeth;

the linkage type meshing component is pivoted on the mounting section of the second clamp body by the first pivoting part and comprises a tooth-meshing part and an elastic part, the elastic part is provided with one end different from the tooth-meshing part, so that the linkage type meshing component can be in a pivoting and elastic resetting state by taking the first pivoting part as an axis, the tooth-meshing part and the row-shaped teeth of the meshing component are in a one-way meshing limit state, and when in the meshing state, the first clamp body and the second clamp body are limited to swing towards one direction only;

a driving member pivotally assembled to the mounting section at a position opposite to the linkage type engagement assembly by a second pivot member and capable of swinging with the second operation section to form a second operation section pivoted to a predetermined angle so that one end of the driving member is linked with the linkage type engagement assembly to pivot;

at least one stopping part arranged at one side of the second pivot part and used for limiting the pivot angle of the second operation section;

the movable stopping member is arranged in the second operation section and is in a sliding and elastic resetting state, one end of the movable stopping member can be in a mutual abutting state or a separating state with the stopping part through sliding operation so as to limit the swinging angle of the second operation section, and further control whether the driving part is linked with the linkage type meshing assembly to swing.

2. The pressure tong structure according to claim 1, wherein: the first clamping part and the second clamping part are provided with quick-dismantling jaw blocks, each quick-dismantling jaw block is additionally provided with a stopping groove, and the corresponding positions of the first clamping part and the second clamping part and each stopping groove are respectively provided with an elastic stopping flange.

3. The pressure tong structure according to claim 2, wherein: the first and second clamping parts are provided with first guiding parts, and the relative position of each quick-dismantling jaw block and each first guiding part is provided with a second guiding part, and the first and second guiding parts are mutually in a convex column and guiding groove matching state.

4. The pressure tong structure according to claim 1, wherein: the second operation section and the installation section are provided with accommodating spaces, the linkage type meshing component and the driving component are positioned in the accommodating spaces, wherein the driving component is in an extending block shape, one end of the driving component is provided with a first hook-shaped part, one end of the driving component, which is different from the first hook-shaped part, extends to the accommodating space of the second operation section, and is fixedly connected with the second operation section through at least one fixing piece, and the position where the linkage type meshing component is matched with the first hook-shaped part is additionally provided with a second hook-shaped part.

5. The pressure tong structure of claim 4, wherein: one end of the first hook-shaped part is additionally provided with an auxiliary engaging tooth capable of elastically feeding and contracting, and the auxiliary engaging tooth is in a one-way meshing limit state with the row-shaped teeth of the meshing component.

6. The pressure tong structure of claim 5, wherein: the movable stopping component comprises a blocking piece, an operation part and a resetting piece, wherein two opposite ends of the resetting piece are respectively connected with the second operation section and one end of the blocking piece, the operation part and the blocking piece are in a detachable and synchronous state, the blocking piece and the resetting piece are positioned in the accommodating space, the operation part is positioned outside the accommodating space, and the operation part is pushed to drive the blocking piece to slide or reset along the extension direction of the driving piece so as to be mutually abutted against or separated from the blocking part; and when the stopping part is separated from the blocking piece, the second operating section swings to a preset angle and is close to or abutted against the stopping part, so that the driving part is linked with the linked engaging member, and the meshed part is separated from the row-shaped teeth of the engaging member.

7. The pressure tong structure according to claim 1, wherein: the row-shaped teeth of the engaging member are arranged in an arc shape along the swinging angle of the second clamp body, so that the engaging tooth part and the row-shaped teeth can swing and engage at different angles when the second operating section and the driving part swing and pivot together.