CN219094973U

CN219094973U - Screw back-pushing type pipe wrench

Info

Publication number: CN219094973U
Application number: CN202223001816.5U
Authority: CN
Inventors: 王伟
Original assignee: Tianjin Zhaoheng Technology Co ltd
Current assignee: Tianjin Zhaoheng Technology Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-05-30
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a threaded back-pushing type pipe wrench which comprises a pipe wrench handle, wherein one side of the pipe wrench handle is fixedly connected with a back-pushing type fixed frame, one end of the back-pushing type fixed frame, which is close to the pipe wrench handle, is communicated with a screw rod in a threaded manner, one end of the screw rod, which is far away from the back-pushing type fixed frame, is fixedly connected with the center of one end of the fixed shaft, the outer wall of the fixed shaft is fixedly connected with the side wall of the back-pushing type fixed frame, one end, which is far away from the screw rod, of the fixed shaft is fixedly connected with an extension rod, one end, which is far away from the fixed shaft, of the extension rod is fixedly connected with a rotary handle, the screw rod is internally in threaded connection with a pushing screw rod in the back-pushing type fixed frame, a half thread groove is internally in threaded connection with the pushing screw rod, the pipe wrench is adjusted by the expansion and contraction of a back pushing movable clamping plate in a threaded manner, the operation when the knob is pushed to contract the clamping plate in the use process of the traditional pipe wrench is improved, the operation is swiftly rotated and contracted, and the working efficiency is improved.

Description

Screw back-pushing type pipe wrench

Technical Field

The utility model relates to the technical field of pipe tongs, in particular to a screw back-pushing type pipe tongs.

Background

The pipe tongs generally refer to chain type pipe tongs, which comprise a tongs handle and a chain with one end hinged with the tongs handle, wherein the front end of the tongs handle is provided with a tooth meshed with the chain, the chain is hinged with the tongs handle through a connecting plate, namely, one end of the chain is hinged with one end of the connecting plate, and the other end of the connecting plate is hinged with the tongs handle.

The traditional pipe tongs generally rotate a knob to adjust the clamping range of the pipe tongs, and a ratchet wheel structure arranged on the inner wall of the knob is used for avoiding rotation in the clamping process; however, the prior art has the following disadvantages: when the existing pipe tongs are used, fingers are needed to repeatedly push the knob to rotate so as to adjust the pipe tongs, and the operation is inconvenient.

Disclosure of Invention

The utility model mainly aims to provide the screw back-pushing type pipe wrench, which improves the operation of the traditional pipe wrench when pushing a knob to shrink a clamping plate in the use process, swiftly and circularly shrink, improves the working efficiency and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a screw thread back of body pushes away formula pipe tongs, includes the pipe tongs handle, pipe tongs handle one side fixedly connected with back of body pushes away formula fixed frame, back of body pushes away formula fixed frame and is close to pipe tongs handle one end and link up and threaded connection has the hob, hob keeps away from back of body and pushes away fixed frame one end fixedly connected with in fixed axle one end center, and the outer wall fixedly connected with of fixed axle is in back of body pushing away type fixed frame lateral wall, hob one end fixedly connected with extension rod is kept away from at fixed axle one end fixedly connected with spiral handle to the fixed axle center, the hob is provided with the propulsion screw in back of body pushing away the inside threaded connection of fixed frame of back of body, and back of body pushing away the flexible pipe tongs that comes of movable grip block is pushed from the back through the screw thread screw in, operation when promoting knob shrink grip block in the use to improve traditional pipe tongs, swift shrink that revolves, improves work efficiency.

Further, screw holes are formed in one end, far away from the back-pushing type fixing frame, of the pipe wrench handle, threaded rods are used for extending threaded rods in threaded connection mode, the threaded rods are fixedly connected with the extending handles at one ends, far away from the threaded rods, of the threaded rods, the length of the force arm of the lever is increased by increasing the length of the pipe wrench handle, and the force arm is more labor-saving and is far away from the center of a rotating shaft of the clamping plate.

Further, the propulsion screw is far away from the fixed frame one end of back push type fixedly connected with movable grip block, through movable grip block and fixed grip block come centre gripping article.

Further, the junction of extension handle and screw rod is provided with the handheld district that is used for manual grasping, increases the region that can hold of grab handle through handheld district, conveniently uses both hands to exert force after centre gripping article, increases the convenience.

Further, a fixed clamping plate matched with the movable clamping plate is arranged at one end of the pipe wrench handle far away from the extension handle.

Compared with the prior art, the utility model has the following beneficial effects:

1. the pipe tongs are adjusted by pushing the movable clamping plate from the back to stretch out and draw back through the screw threads, so that the operation of the traditional pipe tongs when pushing the knob to shrink the clamping plate in the using process is improved, the rotary shrinkage is fast, and the working efficiency is improved.

2. The length of the arm of force of the lever is increased by increasing the length of the pipe wrench handle, and the pipe wrench is far away from the center of the rotating shaft of the clamping plate, so that the labor is saved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a screw back-pushing type pipe wrench according to the present utility model.

Fig. 2 is a schematic diagram illustrating the disassembly of a back-pushing type fixing frame structure of a screw back-pushing type pipe wrench according to the present utility model.

Fig. 3 is a schematic view of the structure of the extending handle of the screw back-pushing pipe wrench.

In the figure: 1. a pipe wrench handle; 2. fixing the clamping plate; 3. a back-pushing type fixed frame; 4. advancing the screw; 5. a movable clamping plate; 6. a screw rod; 7. a fixed shaft; 8. an extension rod; 9. a rotary handle; 10. an extension handle; 11. a threaded hole; 12. a hand-held region; 13. a threaded rod.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1 and 2, a screw thread back-pushing type pipe wrench comprises a pipe wrench handle 1, a back-pushing type fixed frame 3 is fixedly connected to one side of the pipe wrench handle 1, the back-pushing type fixed frame 3 is close to one end of the pipe wrench handle 1 and is connected with a screw rod 6 in a threaded manner, one end of the screw rod 6, which is far away from the back-pushing type fixed frame 3, is fixedly connected to the center of one end of a fixed shaft 7, the outer wall of the fixed shaft 7 is fixedly connected to the side wall of the back-pushing type fixed frame 3, one end, which is far away from the screw rod 6, of the fixed shaft 8, is fixedly connected with a rotary handle 9, the screw rod 6 is connected with a pushing screw rod 4 in a threaded manner in the back-pushing type fixed frame 3, a half thread groove is arranged in the back-pushing screw rod 3, one end, which is far away from the back-pushing type fixed frame 3, is fixedly connected with a movable clamping plate 5, one end, which is far away from the pipe wrench handle 1, is provided with a fixed clamping plate 2 which is matched with the movable clamping plate 5, and the fixed clamping plate 2 are clamped by the movable clamping plate 5, the traditional rotary wrench is pushed by the screw rod 5, and the telescopic tube wrench is contracted in a shrink process by adjusting the traditional rotary wrench, and the telescopic tube wrench is fast operated, and the efficiency is improved.

As shown in fig. 1 and 3, the end, far away from the back-push type fixed frame 3, of the pipe wrench handle 1 is provided with a threaded hole 11, the internal thread of the threaded hole 11 is connected with a threaded rod 13 for extending, one end, far away from the threaded hole 11, of the threaded rod 13 is fixedly connected with an extending handle 10, the length of a force arm of a lever is increased by increasing the length of the pipe wrench handle 1, and the force arm is more labor-saving and far away from the center of a rotating shaft of a clamping plate.

As shown in fig. 1, a hand holding area 12 for manual gripping is arranged at the joint of the extension handle 10 and the threaded rod 13, the holding area of the grab handle is increased through the hand holding area 12, so that after the object is clamped, the object can be conveniently and firmly held by two hands, and convenience is improved.

When the pipe clamp is inconvenient to hold, the extension rod 4 screwed with the spiral rod 6 is used for limiting the movement range by the half threaded hole 11 arranged in the back-push type fixed frame 3, so that when the extension rod 9 is rotated, the extension rod 4 is forwards extended to drive the movable clamping plate 5 to move, thereby increasing the clamping area, a pipe clamp mouth is sleeved into a target object, the opposite rotation of the extension rod 9 enables the movable clamping plate 5 to shrink, the movable clamping plate 5 and the fixed clamping plate 2 are tightly attached to two side walls of the object to finish clamping, then the pipe clamp handle 1 is held or rotated, when the pipe clamp handle 1 is inconvenient to hold, the extension rod 4 screwed with the spiral rod 6 is used for limiting the movement range by the half threaded hole 11 arranged in the back-push type fixed frame 3, and therefore, when the extension rod 9 is rotated, the extension rod 4 is forwards extended to drive the movable clamping plate 5 to move, the pipe clamp mouth is locked, the pipe clamp mouth is sleeved into the target object, and then the opposite rotation of the extension rod 9 enables the movable clamping plate 5 to shrink, and the movable clamping plate 5 is tightly attached to the two side walls of the object, and then the pipe clamp handle 1 is held or rotated, when the spiral rod 6 is inconvenient to rotate, the pipe clamp handle 1 is inconvenient to hold, the pipe clamp is convenient to hold, the pipe clamp handle is provided with the extension rod 13, the extension rod is extended, the extension rod 13 is extended, the extension rod is arranged through the extension rod 11, the extension rod is arranged through the extension handle side of the extension rod 11, and the length of the pipe clamp handle 1 is convenient to be convenient to hold the length to be pulled by the opposite to hold the pipe clamp.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a screw thread back of body pushes away formula pipe tongs, includes pipe tongs handle (1), a serial communication port, pipe tongs handle (1) one side fixedly connected with back of body pushes away formula fixed frame (3), back of body pushes away fixed frame (3) are close to pipe tongs handle (1) one end and link up and threaded connection has hob (6), hob (6) are kept away from back of body and are pushed away fixed frame (3) one end fixedly connected with fixed axle (7) one end center, and the outer wall fixedly connected with of fixed axle (7) is in back of body fixed frame (3) lateral wall, hob (6) one end fixedly connected with extension rod (8) are kept away from at fixed axle (7) center, extension rod (8) are kept away from fixed axle (7) one end fixedly connected with and are revolved handle (9), hob (6) are in back of body pushing away from inside threaded connection of fixed frame (3) have propulsion screw (4), and back of body pushing away from inside fixed frame (3) is provided with half thread groove and propulsion screw (4) threaded connection.

2. A threaded push-back pipe wrench as claimed in claim 1, wherein: threaded holes (11) are formed in one ends, far away from the back-pushing type fixing frame (3), of the pipe wrench handles (1), threaded rods (13) are used for extending in threaded connection mode in the threaded holes (11), and extending handles (10) are fixedly connected to one ends, far away from the threaded holes (11), of the threaded rods (13).

3. A threaded push-back pipe wrench as claimed in claim 1, wherein: one end of the pushing screw rod (4) far away from the back pushing type fixed frame (3) is fixedly connected with a movable clamping plate (5).

4. A threaded push-back pipe wrench as claimed in claim 3, wherein: the pipe wrench is characterized in that a fixed clamping plate (2) matched with the movable clamping plate (5) is arranged at one end, far away from the extension handle (10), of the pipe wrench handle (1).

5. A threaded push-back pipe wrench as claimed in claim 2, wherein: the connection part of the extension handle (10) and the threaded rod (13) is provided with a hand-held area (12) for manual grasping.