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CN-224223634-U - Clamp with improved structure

CN224223634UCN 224223634 UCN224223634 UCN 224223634UCN-224223634-U

Abstract

The utility model discloses a clamp with an improved structure, which comprises a support base, a right hand handle and a left hand handle, wherein a second fixing seat is fixedly connected to the support base; according to the utility model, the first fixing seat and the second fixing seat are fixed on the support base by taking the support base as a support, the second fixing seat and the first pin shaft as a support, the right handle and the left handle are rotationally connected to the first pin shaft, the second pin shaft, the right handle and the left handle are taken as a support, the right connecting rod and the left connecting rod are rotationally connected to the second pin shaft, the right handle and the left handle are pulled by force, the right handle and the left handle are further driven to rotate around the first pin shaft respectively, the right connecting rod and the left connecting rod are further driven to move, finally the tooth bar, the threaded rod and the rubber head are pulled to slide in the through hole formed in the first fixing seat, the lock handle is stirred, the lock catch is further driven to rotate around the fourth pin shaft, the right handle and the left handle are locked through the spring and the lock catch, and the locking is convenient to operate.

Inventors

  • ZHANG YUHUI

Assignees

  • 东莞市好手机电科技有限公司

Dates

Publication Date
20260512
Application Date
20250604

Claims (7)

  1. 1. The clamp with the improved structure comprises a supporting base (1), a positioning through hole (2), a threaded rod (5), a right handle (8), a left handle (9), a right connecting rod (10), a left connecting rod (12), a right handle (14) and a left handle (15), and is characterized in that a second fixing seat (7) is fixedly connected to the supporting base (1), a first pin roll (17) is fixedly connected to the second fixing seat (7), a left handle (9) and a right handle (8) are rotatably connected to the first pin roll (17), a fourth pin roll (20) is fixedly connected to the left handle (9) and the right handle (8), a lock catch (16) is rotatably connected to the fourth pin roll (20), a spring (13) is arranged on the lock catch (16), and a spring (13) is arranged on the fourth pin roll (20).
  2. 2. The clamp with improved structure according to claim 1, wherein the lock catch (16) is fixedly connected with a lock handle (11).
  3. 3. The clamp with improved structure according to claim 1, wherein the right side handle (8) is fixedly connected with a right side handgrip (14), and the left side handle (9) is fixedly connected with a left side handgrip (15).
  4. 4. The clamp with improved structure according to claim 1, wherein the supporting base (1) is symmetrically provided with positioning through holes (2), and the supporting base (1) is fixedly connected with a first fixing seat (3).
  5. 5. The clamp with the improved structure according to claim 4, wherein the first fixing seat (3) is connected with a tooth bar (4) in a sliding manner, a threaded rod (5) is fixedly connected to the tooth bar (4), and a rubber head (6) is fixedly connected to the threaded rod (5).
  6. 6. The clamp with the improved structure according to claim 3, wherein one end of a second pin shaft (18) is fixedly connected to the right side handle (8), the other end of the second pin shaft (18) is fixedly connected to the left side handle (9), and a right side connecting rod (10) and a left side connecting rod (12) are rotatably connected to the second pin shaft (18).
  7. 7. The clamp with the improved structure according to claim 6, wherein the right connecting rod (10) is tightly attached to the right handle (8), the left connecting rod (12) is tightly attached to the left handle (9), one end of a third pin shaft (19) is rotatably connected to the right connecting rod (10), the other end of the third pin shaft (19) is rotatably connected to the left connecting rod (12), and the third pin shaft (19) is fixedly connected to the dental bar (4).

Description

Clamp with improved structure Technical Field The utility model relates to the technical field of clamps, in particular to a clamp with an improved structure. Background The pliers are an indispensable part of the tool box and play an important role in home repair or professional manufacturing, the pliers are designed to firmly grasp, fix or clamp objects, so that objects can be kept stable when various tasks are performed, the pliers are made of high-strength materials, so that the pliers are very durable and can be used in severe working environments and have long service lives, the pliers are generally reasonable in price and are economical and practical choices for individual users and professional workers relative to the functions provided by the pliers, but the pliers popular in the market at present have obvious defects of inconvenient clamping and lack of pretightening force after clamping, so that the objects can fall off, and therefore, the pliers with an improved structure are necessary. Disclosure of utility model The utility model aims to provide a clamp with an improved structure, which is used for solving the defects that the existing clamp is inconvenient to clamp and the clamp is likely to fall off due to the lack of pretightening force after clamping. In order to solve the technical problems, the utility model provides the clamp with the improved structure, which comprises a supporting base, a positioning through hole, a threaded rod, a right handle, a left handle, a right connecting rod, a left connecting rod, a right handle and a left handle, wherein the supporting base is fixedly connected with a second fixing seat, the second fixing seat is fixedly connected with a first pin shaft, the first pin shaft is rotationally connected with the left handle and the right handle, the left handle and the right handle are fixedly connected with a fourth pin shaft, the fourth pin shaft is rotationally connected with a lock catch, a spring is arranged on the lock catch, and the fourth pin shaft is provided with the spring. As a further technical scheme of the utility model, a lock handle is fixedly connected to the lock catch. As a further technical scheme of the utility model, the right side handle is fixedly connected with a right side handgrip, and the left side handle is fixedly connected with a left side handgrip. As a further technical scheme of the utility model, the support base is symmetrically provided with positioning through holes, and the support base is fixedly connected with a first fixing seat. As a further technical scheme of the utility model, the first fixing seat is connected with a tooth bar in a sliding way, a threaded rod is fixedly connected with the tooth bar, and a rubber head is fixedly connected with the threaded rod. As a further technical scheme of the utility model, one end of a second pin shaft is fixedly connected to the right side handle, the other end of the second pin shaft is fixedly connected to the left side handle, and a right side connecting rod and a left side connecting rod are rotatably connected to the second pin shaft. As a further technical scheme of the utility model, the right connecting rod is clung to the right handle, the left connecting rod is clung to the left handle, one end of a third pin shaft is rotatably connected to the right connecting rod, the other end of the third pin shaft is rotatably connected to the left connecting rod, and the third pin shaft is fixedly connected to the tooth bar. The clamp with the improved structure has the advantages that the first fixing seat and the second fixing seat are fixed on the supporting base by taking the supporting base as a support, the second fixing seat and the first pin shaft as a support, the right handle and the left handle are rotationally connected to the first pin shaft, the second pin shaft, the right handle and the left handle are taken as a support, the right connecting rod and the left connecting rod are rotationally connected to the second pin shaft, the right handle and the left handle are pulled by force, the right handle and the left handle are driven to rotate around the first pin shaft respectively, the right connecting rod and the left connecting rod are driven to move, finally the tooth bar, the threaded rod and the rubber head are pulled to slide in the through hole formed in the first fixing seat, the lock handle is pulled, the lock catch is driven to rotate around the fourth pin shaft, the right handle and the left handle are locked through the spring and the lock catch, and the clamp can be conveniently operated and locked. Drawings In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present ut