CN216731569U

CN216731569U - Half-tooth large-opening kitchen and bathroom powerful pliers

Info

Publication number: CN216731569U
Application number: CN202122738731.4U
Authority: CN
Inventors: 李明德
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-06-14
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses half-tooth large-opening kitchen and bathroom vice, which comprises: the pair of pliers comprises a pliers body and pliers heads arranged on the pliers body, wherein the pliers heads comprise a fixed pliers head and a movable pliers head, the fixed pliers head and the movable pliers head form symmetrical clamping pliers jaws, opposite surfaces of the fixed pliers head and the movable pliers head are clamping surfaces, the clamping pliers jaws are of a water drop shape, the distance between the fixed pliers head and the movable pliers head from one end far away from the pliers body to one end close to the pliers body is gradually increased and then gradually reduced, one end of the clamping pliers head far away from the pliers body is a pointed end, and pliers teeth are arranged on the upper portions of the clamping surfaces; the clamping range of the powerful tong head is expanded through setting of three sections of teeth on the clamping surfaces of the fixed tong head and the movable tong head and setting of the height difference of the top of the teeth of the second gear section, both a flat plate and a round pipe can be reliably clamped, and the application range of the powerful tong is expanded, so that the powerful tong is light in weight, convenient to clamp and convenient to carry.

Description

Half-tooth large-opening kitchen and bathroom powerful pliers

Technical Field

The utility model relates to a locking pliers hand tool, in particular to a half-tooth large-opening kitchen and bathroom locking pliers.

Background

The hand tool for installing and maintaining pipelines in daily life mainly comprises a pipe wrench (pipe wrench), a water pump wrench and a locking wrench, wherein the diameter of a jaw of the pliers with the specification of 10 '(250 mm) can clamp the pipeline to the maximum extent and does not exceed phi 40mm, if a phi 60mm pipeline is to be clamped, an 18' water pump wrench or a water pipe wrench is needed, the general diameter of a water outlet component and a plastic accessory below a general household kitchen sink is larger than phi 50mm, and the diameter of the individual component even reaches phi 80-90 mm.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art, and provides a half-tooth large-opening kitchen and bathroom powerful clamp which has the characteristics of wide clamping range, small size and portability, has the universality of large size range of a clamping flat plate and a round pipe rod, and is suitable for maintenance operation of kitchen and bathroom pipelines.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: a half-tooth large-opening kitchen and bathroom locking pliers comprises: the pliers comprise a pliers body and a pliers head arranged on the pliers body, wherein the pliers head comprises a fixed pliers head and a movable pliers head, the fixed pliers head is fixed at the front end of the pliers body, the movable pliers head is hinged on the pliers body, the fixed pliers head and the movable pliers head form a clamping jaw which is matched with each other, the opposite surfaces of the fixed pliers head and the movable pliers head are clamping surfaces, the clamping jaw is of a water drop type, the distance between the fixed pliers head and the movable pliers head from one end far away from the pliers body to one end close to the pliers body is gradually increased and then gradually reduced, one end of the clamping jaw far away from the pliers body is a tip, the upper part of the clamping surface is provided with pliers teeth, the clamping surface provided with the pliers teeth at least accounts for one half of the whole clamping surface, the clamping surface provided with the pliers teeth is divided into three tooth sections which are respectively a first tooth section, a second tooth section and a third tooth section, the tip of the pliers head at the tooth section accounts for one fifth of the length of the clamping surface, and the second tooth section accounts for one fifth of the clamping surface, the third section occupies three fifths of the clamping surface.

Furthermore, the height of the tooth tips of the clamp teeth in the second tooth sections of the fixed clamp head and the movable clamp head in the clamping surface is smaller than the height of the tooth tips of the clamp teeth in the first tooth section and the third tooth section, and the third tooth sections of the fixed clamp head and the movable clamp head are symmetrical in position when the two clamp head tips are folded.

Furthermore, the heights of the tops of the second tooth sections on the fixed tong head and the movable tong head are 1-3mm lower than those of the first tooth section and the third tooth section.

Furthermore, the first tooth section tooth and the third tooth section of the fixed clamp head are positioned on the same straight line, and the third tooth section and the second end tooth form a tangential concave arc.

Furthermore, the first tooth section tooth and the second tooth section of the movable clamp head form a slightly convex tangent arc, the third tooth section is a concave arc, and the convex arc of the second tooth section is tangent to the concave arc of the third tooth section.

Furthermore, the clamp teeth on the clamping surface are all triangular sharp teeth, and the angle of the triangular sharp teeth is 80-100 degrees.

Further, the pincers body includes big pincers handle, little pincers handle, breaks away handle, vaulting pole, extension spring and adjusting screw, the solid tong head is fixed at big pincers handle front end, the activity pincers head articulates respectively on big pincers handle and little pincers handle, and movable pincers head constitutes fixture with solid tong head, break away the handle and articulate at little pincers handle afterbody, the vaulting pole articulates on little pincers handle to support between little pincers handle and big pincers handle, adjusting screw installs at big pincers handle afterbody, the extension spring both ends articulate respectively on activity pincers head and big pincers handle.

Furthermore, the small clamp handle, the tension spring release handle and the adjusting screw form a locking and clamping mechanism, and the opening and closing of the clamp head are controlled by the locking and clamping mechanism when the clamp is used.

Compared with the prior art, the half-tooth large-opening kitchen and bathroom powerful pliers adopting the technical scheme have the following beneficial effects: the large-force pliers are convenient to carry, especially suitable for installation and maintenance in narrow and small pipeline structure operation spaces such as household kitchen and toilet water tanks, and the half-tooth structure is adopted, so that the use cost is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the binding clip of FIG. 1;

reference numerals: 1. fixing the clamp head; 2. a movable binding clip; 3. a large clamp handle; 4. a small clamp handle; 5. a tension spring; 6. a stay bar; 7. releasing the handle; 8. an adjusting screw; 9. a first tooth segment; 10. a second tooth segment; 11. a third tooth segment.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

The first embodiment is as follows:

as shown in fig. 1-2, a half-tooth large-opening kitchen and bathroom vice comprises: the clamp comprises a clamp body and a clamp head arranged on the clamp body, wherein the clamp head consists of a fixed clamp head and a movable clamp head, the fixed clamp head is fixed at the front end of the clamp body, the movable clamp head is hinged on the clamp body, the fixed clamp head and the movable clamp head form a symmetrical clamping jaw, the clamp body comprises a large clamp handle, a small clamp handle, a release handle, a support rod, a tension spring and an adjusting screw, the fixed clamp head is fixed at the front end of the large clamp handle, the movable clamp head is respectively hinged on the large clamp handle and the small clamp handle, the movable clamp head and the fixed clamp head form a clamping mechanism, the release handle is hinged at the tail of the small clamp handle, the support rod is hinged on the small clamp handle and supported between the small clamp handle and the large clamp handle, the adjusting screw is arranged at the tail of the large clamp handle, and two ends of the tension spring are respectively sleeved on the movable clamp head and the large clamp handle; the small clamp handle, the tension spring disengaging handle and the adjusting screw form a locking and clamping mechanism, and the opening and closing of the clamp head are controlled by the locking and clamping mechanism during use.

The opposite surfaces of the fixed jaw and the movable jaw are clamping surfaces, the clamping jaw is of a water drop shape, the distance between the fixed jaw and the movable jaw from one end far away from the jaw body to one end close to the jaw body is gradually increased and then gradually reduced, one end of the clamping jaw far away from the jaw body is a tip end, the upper portion of each clamping surface is provided with clamp teeth, the clamping surface provided with the clamp teeth at least accounts for one half of the whole clamping surface, the clamping surface provided with the clamp teeth is divided into three tooth sections which are respectively a first tooth section, a second tooth section and a third tooth section, the tip end of the jaw at the position of the clamp teeth of the first tooth section accounts for one fifth of the length of the clamping surface, the second tooth section accounts for one fifth of the length of the clamping surface of the clamp head, and the third section accounts for three fifths of the clamping surface.

The height of the tooth tips of the clamp teeth in the second tooth sections on the fixed clamp head and the movable clamp head in the clamping surface is smaller than the height of the tooth tips of the clamp teeth in the first tooth section and the third section, and the positions of the tooth tips of the fixed clamp head and the third tooth sections in the movable clamp head are symmetrical when the two clamp head tips are closed; the first tooth section tooth and the second tooth section tooth of the fixed clamp head are positioned on the same straight line, and the third tooth section and the second tooth section tooth form a tangent concave circular arc; the first tooth section tooth and the second tooth section of the movable clamp head form a slightly convex tangent arc, the third tooth section is a concave arc, and the convex arc of the second tooth section is tangent to the concave arc of the third tooth section.

The length of the clamping surface provided with the clamp teeth is 50-60 mm; namely, the length of the triangular clamp teeth arranged on the fixed clamp head and the movable clamp head is 50-60 mm.

The first tooth section of the fixed binding clip is positioned at the tip of the fixed binding clip and occupies one fifth of the length of the clamping surface, the second tooth section which is positioned immediately behind the first tooth section also occupies one fifth of the length of the clamping surface, and the third tooth occupies about three fifths of the length of the clamping surface.

The first tooth section of the upper tong teeth of the movable tong head is positioned at the tip end of the movable tong head, the length of the first tooth section accounts for one fifth of the length of the clamping surface, the second tooth section immediately behind the first tooth section also accounts for one fifth of the length of the clamping surface, and the third tooth section accounts for three fifths of the length of the clamping surface.

The height of the tooth point of the second tooth section on the fixed jaw is 1-3mm lower than that of the tooth point of the first tooth section and that of the tooth point of the third tooth section, the height of the tooth point of the second tooth section on the movable jaw is 1-3mm lower than that of the tooth point of the first tooth section and that of the tooth point of the third tooth section, and when the fixed jaw and the movable jaw are closed, the distance between the tooth points of the second tooth section of the fixed jaw and the second tooth section of the movable jaw is 5-8mm, and the positions are corresponding.

The clamp teeth on the clamping surface are triangular sharp teeth, and the angle of the triangular sharp teeth is 80-100 degrees.

When the two clamp heads of the half-tooth large-opening kitchen and bathroom powerful clamp are clamped, the maximum distance between the arc tooth tips corresponding to the third tooth section of the fixed clamp head and the third tooth section of the movable clamp head is 22-26 mm.

The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.

Claims

1. A half-tooth large-opening kitchen and bathroom vice comprises: the binding clip on the binding clip is gone up and is installed to the binding clip on the binding clip, the binding clip comprises slow-witted binding clip and activity binding clip, the front end at the binding clip is fixed to slow-witted binding clip, the activity binding clip articulates on the binding clip, and slow-witted binding clip and activity binding clip form symmetrical centre gripping to keep silent, slow-witted binding clip and activity binding clip opposite face are clamping face, its characterized in that: the clamping jaw is of a water drop type, the distance between a fixed jaw and a movable jaw from one end far away from the jaw body to one end close to the jaw body is gradually increased and then gradually reduced, one end far away from the jaw body is a tip end, the upper part of the clamping face is provided with jaw teeth, the clamping face provided with the jaw teeth at least accounts for one half of the whole clamping face, the clamping face provided with the jaw teeth is divided into three tooth sections which are respectively a first tooth section, a second tooth section and a third tooth section, the first tooth section is located at the tip end of the jaw head and accounts for one fifth of the length of the clamping face, the second tooth section accounts for one fifth of the length of the clamping face of the jaw head, and the third section accounts for three fifths of the clamping face.

2. The half-tooth large-opening kitchen and bathroom vice according to claim 1, wherein: the height of the tooth tips of the second tooth sections of the fixed binding clip and the movable binding clip in the clamping surface is smaller than that of the tooth tips of the first tooth sections and the third tooth sections of the binding clip, and the third tooth sections of the fixed binding clip and the movable binding clip are symmetrical in position when the two binding clip head tips are closed.

3. The half-tooth large-opening kitchen and bathroom vice according to claim 2, wherein: the top heights of the second tooth sections on the fixed tong head and the movable tong head are 1-3mm lower than the top heights of the first tooth section and the third tooth section.

4. The half-tooth large-opening kitchen and bathroom vice according to claim 1, wherein: the first tooth section and the second tooth section of the fixed clamp head are positioned on the same straight line, and the third tooth section and the second tooth section form a tangent concave arc.

5. The half-tooth large-opening kitchen and bathroom vice according to claim 1, wherein: the first tooth section tooth and the second tooth section tooth of the movable clamp head form a micro-convex tangent arc, the third tooth section is a concave arc, and the convex arc of the second tooth section is tangent to the concave arc of the third tooth section.

6. The half-tooth large-opening kitchen and bathroom vice according to claim 1, wherein: the clamp teeth on the clamping surface are triangular sharp teeth, and the angle of the triangular sharp teeth is 80-100 degrees.

7. The half-tooth large-opening kitchen and bathroom vice according to claim 1, wherein: the pliers body comprises a large pliers handle, a small pliers handle, a disengaging handle, a stay bar, a tension spring and an adjusting screw, wherein the fixed pliers head is fixed at the front end of the large pliers handle, the movable pliers head is hinged to the large pliers handle and the small pliers handle respectively, the movable pliers head and the fixed pliers head form a clamping mechanism, the disengaging handle is hinged to the tail of the small pliers handle, the stay bar is hinged to the small pliers handle and supported between the small pliers handle and the large pliers handle, the adjusting screw is installed at the tail of the large pliers handle, and two ends of the tension spring are hinged to the movable pliers head and the large pliers handle respectively.

8. The half-tooth large-opening kitchen and bathroom vice as claimed in claim 7, wherein: the small clamp handle, the tension spring disengaging handle and the adjusting screw form a locking and clamping mechanism, and the opening and closing of the clamp head are controlled by the locking and clamping mechanism during use.