CN220637524U

CN220637524U - Self-adjusting water pump pliers

Info

Publication number: CN220637524U
Application number: CN202321461675.7U
Authority: CN
Inventors: 梅永华; 赵晓刚; 王忠平
Original assignee: Hangzhou Lin'an Tieqiao Tools Co ltd
Current assignee: Hangzhou Lin'an Tieqiao Tools Co ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2024-03-22
Anticipated expiration: 2033-06-08

Abstract

The utility model relates to the technical field of water pump pliers, in particular to a self-adjusting water pump pliers, which comprises a fixed pliers body, wherein the front end of the fixed pliers body is provided with a movable pliers body, the front end of the fixed pliers body is provided with a hinge block, the other end of the hinge block is provided with a limiting plate, and the front end of the movable pliers body is provided with a gear hole; the adjusting mechanism comprises a fixed cylinder arranged at the upper end of the movable clamp body, a spring is arranged in the fixed cylinder, and a baffle is arranged at the upper end of the spring; the locking mechanism comprises a pull rod arranged at the bottom end of the baffle plate, and a limiting plate is arranged at the bottom end of the pull rod. According to the utility model, the locking mechanism is matched with the adjusting mechanism, the limiting plate is pulled to drive the sliding strips on two sides of the pull rod to be separated from the slideway, and the pull rod is rotated to limit the shrinkage of the jacking block, so that the shrinkage position of the jacking block is locked, the jaw formed by the fixed clamp body and the movable clamp body is closed, and the portable clamp is convenient to carry.

Description

Self-adjusting water pump pliers

Technical Field

The utility model relates to the technical field of water pump pliers, in particular to a self-adjusting water pump pliers.

Background

The water pump pliers are generally used for clamping flat or cylindrical metal parts and are characterized in that the opening width of the pliers jaws is multi-gear, and the positions of the pliers can be adjusted to adapt to the requirements of clamping parts with different sizes, so that the pliers are common tools in the installation and maintenance work of automobiles, internal combustion engines, agricultural machinery, indoor pipelines and the like.

The Chinese patent with the application number of CN201420784180.2 discloses a self-adjusting water pump clamp, wherein relative movement can be realized between a movable sleeve and a fixed sleeve, the clamp body can be smoothly pushed by the elasticity of a spring to enable a clamp jaw to be closed to clamp a workpiece, the two clamp bodies can relatively close to move after clamping the workpiece, and the spring is pushed to compress, so that the distance between the two clamp bodies is reduced, the effect of clamping the workpiece with force is achieved.

For this purpose, a self-adjusting water pump pliers is proposed.

Disclosure of Invention

The utility model aims to provide a self-adjusting water pump clamp which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a self-adjusting water pump clamp comprises a fixed clamp body, wherein the front end of the fixed clamp body is provided with a movable clamp body, the front end of the fixed clamp body is provided with a hinge block, the other end of the hinge block is provided with a limiting plate, and the front end of the movable clamp body is provided with a gear hole;

the adjusting mechanism comprises a fixed cylinder arranged at the upper end of the movable clamp body, a spring is arranged in the fixed cylinder, and a baffle is arranged at the upper end of the spring;

the locking mechanism comprises a pull rod arranged at the bottom end of the baffle plate, and a limiting plate is arranged at the bottom end of the pull rod.

Preferably, the front end fixedly connected with hinge block of the fixed pincers body, the hinge block sets up to semicircle body structure, and the front end fixedly connected with limiting plate of hinge block, limiting plate set up to circular platy structure, limiting plate's rear end and the front end laminating setting of the movable pincers body.

Preferably, the front end of the movable clamp body is provided with a gear hole, the gear hole is arranged into a through hole structure with an arc-shaped inner wall, and the radian size of the gear hole is matched with the hinging block.

Preferably, the upper end fixedly connected with fixed section of thick bamboo of movable clamp body, the inside of fixed section of thick bamboo is provided with the cylindricality cavity, and the inside bottom of fixed section of thick bamboo is provided with the spring, and the upper end of spring is provided with the baffle, and the baffle sets up to circular platy structure, the size of baffle and the inside cylindricality cavity looks adaptation of fixed section of thick bamboo.

Preferably, the upper end fixedly connected with push rod of baffle, the other end of push rod runs through the fixed cylinder and fixedly connected with kicking block, and the kicking block sets up to hemisphere structure.

Preferably, the bottom of baffle rotates and is connected with the pull rod, and the pull rod sets up to cylindricality structure, and the other end of pull rod runs through movable clamp body and fixed cylinder and fixedly connected with limiting plate, and the limiting plate is circular platy structure.

Preferably, the diameter of the limiting plate is larger than that of the pull rod, and the pull rod and the outer side of the slide bar are sleeved with springs.

Preferably, two groups of symmetrical sliding strips are fixedly connected to the outer side of the pull rod, the sliding strips are clamped in the sliding way, and the limiting plate is arranged in the movable clamp body and the fixed cylinder.

The utility model has the beneficial effects that:

1. according to the utility model, through designing the adjusting mechanism, the fixed clamp body and the movable clamp body are pulled open to adjust the sizes of the clamp jaws through the hinged blocks and the gear holes, the spring pushes the ejector block to push the fixed clamp body and the movable clamp body open, so that the hinged blocks are freely moved in the gear holes to adjust the clamping sizes, the fixed clamp body and the movable clamp body are convenient to clamp pipes with different sizes, the clamp jaws formed by the fixed clamp body and the movable clamp body can be automatically opened, the clamping work by one hand is convenient, and the working efficiency is greatly improved.

2. According to the utility model, the locking mechanism is matched with the adjusting mechanism, the limiting plate is pulled to drive the sliding strips on two sides of the pull rod to be separated from the slideway, and the pull rod is rotated to limit the shrinkage of the jacking block, so that the shrinkage position of the jacking block is locked, the jaw formed by the fixed clamp body and the movable clamp body is closed, and the portable clamp is convenient to carry.

Drawings

In order to more clearly illustrate the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only of the utility model and that other drawings can be obtained from them without inventive effort for a person skilled in the art.

FIG. 1 is an overall perspective view of a self-adjusting water pump pliers according to an embodiment of the present utility model;

FIG. 2 is an overall exploded view of a self-adjusting pump clamp according to an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of the self-adjusting pump pliers of FIG. 1 at A-A according to one embodiment of the present utility model;

fig. 4 is an enlarged schematic view of the structure B in fig. 3 of a self-adjusting water pump pliers according to an embodiment of the present utility model.

Marked in the figure as: 1. fixing the clamp body; 2. a movable clamp body; 3. a hinge block; 4. a limiting plate; 5. a gear hole; 6. a fixed cylinder; 7. a spring; 8. a baffle; 9. a push rod; 10. a top block; 11. a pull rod; 12. a limiting plate; 13. a slide bar; 14. and a slideway.

Detailed Description

The present utility model will be further described in detail with reference to specific embodiments in order to make the objects, technical solutions and advantages of the present utility model more apparent.

It is to be noted that unless otherwise defined, technical or scientific terms used herein should be taken in a general sense as understood by one of ordinary skill in the art to which the present utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

As shown in fig. 1 to 4, a specific embodiment of the present utility model provides a self-adjusting water pump clamp, which comprises a fixed clamp body 1, wherein a movable clamp body 2 is arranged at the front end of the fixed clamp body 1, a hinge block 3 is arranged at the front end of the fixed clamp body 1, a limiting plate 4 is arranged at the other end of the hinge block 3, and a gear hole 5 is arranged at the front end of the movable clamp body 2;

the adjusting mechanism comprises a fixed cylinder 6 arranged at the upper end of the movable clamp body 2, a spring 7 is arranged in the fixed cylinder 6, and a baffle 8 is arranged at the upper end of the spring 7;

the locking mechanism comprises a pull rod 11 arranged at the bottom end of the baffle plate 8, and a limiting plate 12 is arranged at the bottom end of the pull rod 11.

By adopting the technical scheme, the utility model is provided with the adjusting mechanism and the locking mechanism, the adjusting mechanism can automatically open the jaw formed by the fixed clamp body 1 and the movable clamp body 2, so that the clamping work is conveniently carried out by one hand, the working efficiency is greatly improved, the locking mechanism can be beneficial to locking the contracted position of the jacking block 10, the jaw formed by the fixed clamp body 1 and the movable clamp body 2 is conveniently closed, and the carrying is further convenient.

Specifically, as shown in fig. 1 and 2, the front end fixedly connected with of the fixed clamp body 1 articulates the piece 3, and the articulated piece 3 sets up to semicircle structure, and the front end fixedly connected with of the articulated piece 3 restricts board 4, and restriction board 4 sets up to circular platy structure, and the rear end of restriction board 4 and the front end laminating setting of the movable clamp body 2, gear hole 5 has been seted up to the front end of the movable clamp body 2, and gear hole 5 sets up to inner wall curved through-hole structure, and the radian size and the articulated piece 3 looks adaptation of gear hole 5.

Through adopting above-mentioned technical scheme, during operation, pull open fixed pincers body 1 and movable pincers body 2 from the handle position, then make the breach position of hinge piece 3 parallel with the inner wall in gear hole 5, and then release the restriction of gear hole 5 to hinge piece 3, and place hinge piece 3 through limiting plate 4 and break away from gear hole 5 completely, move the position of hinge piece 3 in gear hole 5 at last, and then adjust the jaw size between fixed pincers body 1 and the movable pincers body 2, be favorable to freely moving hinge piece 3 in gear hole 5 and adjust the centre gripping size, be convenient for fixed pincers body 1 and movable pincers body 2 clamp and establish the pipe fitting of equidimension not.

Specifically, as shown in fig. 2 and 4, the upper end fixedly connected with fixed section of thick bamboo 6 of movable clamp body 2, the inside of fixed section of thick bamboo 6 is provided with the cylindricality cavity, and the inside bottom of fixed section of thick bamboo 6 is provided with spring 7, and the upper end of spring 7 is provided with baffle 8, and baffle 8 sets up to circular platy structure, and the size of baffle 8 and the inside cylindricality cavity looks adaptation of fixed section of thick bamboo 6, the upper end fixedly connected with push rod 9 of baffle 8, the other end of push rod 9 runs through fixed section of thick bamboo 6 and fixedly connected with kicking block 10, and kicking block 10 sets up to hemispherical structure.

Through adopting above-mentioned technical scheme, the restoring force of spring 7 passes through baffle 8 and drives the push rod 9 in the fixed section of thick bamboo 6 and rise, then baffle 8 forms the lower extreme to push rod 9 and blocks, avoids push rod 9 to break away from fixed section of thick bamboo 6, and push rod 9 drives the handle position of the fixed pincers body 1 of kickup 10 jack-ups, makes the automatic opening of keeping silent that fixed pincers body 1 and movable pincers body 2 make up, is favorable to opening the automatic keeping silent that fixed pincers body 1 and movable pincers body 2 are constituteed, is convenient for the singlehanded clamp and establishes work, very big improvement work efficiency.

Specifically, as shown in fig. 3 and 4, the bottom end of the baffle 8 is rotationally connected with a pull rod 11, the pull rod 11 is in a cylindrical structure, the other end of the pull rod 11 penetrates through the movable clamp body 2 and the fixed cylinder 6 and is fixedly connected with a limiting plate 12, the limiting plate 12 is in a circular plate-shaped structure, the diameter of the limiting plate 12 is larger than that of the pull rod 11, springs 7 are sleeved on the outer sides of the pull rod 11 and the sliding strips 13, two symmetrical sliding strips 13 are fixedly connected on the outer sides of the pull rod 11, the sliding strips 13 are clamped in the sliding ways 14, and the limiting plate 4 is arranged in the movable clamp body 2 and the fixed cylinder 6.

Through adopting above-mentioned technical scheme, the limit plate 12 is held to the first hand and pull down pull rod 11, and pull rod 11 drives baffle 8 compression spring 7 decline, then pull rod 11 drives the draw runner 13 of both sides and breaks away from slide 14, and finally rotates pull rod 11 through limit plate 12 ninety degrees, makes draw runner 13 follow rotatory ninety degrees, and then makes draw runner 13 and slide 14 stagger and the card establish in the bottom of movable clamp body 2, is favorable to locking the position of kicking block 10 shrink, and the jaw closure of the fixed clamp body 1 of being convenient for and movable clamp body 2 constitution, and then conveniently carries.

Working principle: when the clamp works, the fixed clamp body 1 and the movable clamp body 2 are pulled away from the handle position, then the notch position of the hinging block 3 is parallel to the inner wall of the gear hole 5, the limit of the gear hole 5 on the hinging block 3 is further relieved, the hinging block 3 is placed through the limiting plate 4 to be completely separated from the gear hole 5, finally the position of the hinging block 3 is moved in the gear hole 5, the jaw size between the fixed clamp body 1 and the movable clamp body 2 is adjusted, the hinging block 3 is freely moved in the gear hole 5 to adjust the clamping size, and the clamp sizes of the fixed clamp body 1 and the movable clamp body 2 are conveniently clamped with pipes with different sizes;

the restoring force of the spring 7 drives the push rod 9 in the fixed cylinder 6 to ascend through the baffle plate 8, then the baffle plate 8 blocks the lower end of the push rod 9 to prevent the push rod 9 from separating from the fixed cylinder 6, and finally the push rod 9 drives the jacking block 10 to jack up the handle position of the fixed clamp body 1, so that the jaw formed by the fixed clamp body 1 and the movable clamp body 2 is automatically opened, the clamping work by one hand is facilitated, and the working efficiency is greatly improved;

the limiting plate 12 is held to pull the pull rod 11 downwards, the pull rod 11 drives the baffle 8 to compress the spring 7 to descend, then the pull rod 11 drives the sliding strips 13 on two sides to be separated from the slide way 14, and finally the pull rod 11 is rotated by ninety degrees through the limiting plate 12, so that the sliding strips 13 rotate by ninety degrees in a following way, the sliding strips 13 are staggered with the slide way 14 and are clamped at the bottom end of the movable clamp body 2, the position where the jacking block 10 is contracted is locked, the clamp jaw formed by the fixed clamp body 1 and the movable clamp body 2 is closed conveniently, and the movable clamp body is convenient to carry.

Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the utility model (including the claims) is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the utility model, the steps may be implemented in any order and there are many other variations of the different aspects of the utility model as described above, which are not provided in detail for the sake of brevity.

The present utility model is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present utility model should be included in the scope of the present utility model.

Claims

1. The self-adjusting water pump clamp comprises a fixed clamp body and is characterized in that the front end of the fixed clamp body is provided with a movable clamp body, the front end of the fixed clamp body is provided with a hinge block, the other end of the hinge block is provided with a limiting plate, and the front end of the movable clamp body is provided with a gear hole;

the locking mechanism comprises a pull rod arranged at the bottom end of the baffle, and a limiting plate is arranged at the bottom end of the pull rod.

2. The self-adjusting water pump pliers according to claim 1, wherein the front end of the fixed pliers body is fixedly connected with a hinge block, the hinge block is of a semicircular structure, the front end of the hinge block is fixedly connected with a limiting plate, the limiting plate is of a circular plate-shaped structure, and the rear end of the limiting plate is attached to the front end of the movable pliers body.

3. The self-adjusting water pump pliers according to claim 2, wherein a gear hole is formed in the front end of the movable pliers body, the gear hole is of a through hole structure with an arc-shaped inner wall, and the radian of the gear hole is matched with that of the hinging block.

4. A self-adjusting water pump pliers according to claim 3, wherein the upper end of the movable pliers body is fixedly connected with a fixed barrel, a cylindrical cavity is arranged in the fixed barrel, a spring is arranged at the bottom end of the fixed barrel, a baffle is arranged at the upper end of the spring, the baffle is in a circular plate-shaped structure, and the size of the baffle is matched with the cylindrical cavity in the fixed barrel.

5. The self-adjusting water pump pliers according to claim 4, wherein the upper end of the baffle is fixedly connected with a push rod, the other end of the push rod penetrates through the fixed cylinder and is fixedly connected with a jacking block, and the jacking block is of a hemispherical structure.

6. The self-adjusting water pump pliers according to claim 5, wherein a pull rod is rotatably connected to the bottom end of the baffle, the pull rod is in a cylindrical structure, the other end of the pull rod penetrates through the movable pliers body and the fixed cylinder and is fixedly connected with a limiting plate, and the limiting plate is in a circular plate-shaped structure.

7. The self-adjusting water pump pliers according to claim 6, wherein the limiting plate is larger than the pull rod in diameter, and springs are sleeved on the pull rod and the outer sides of the sliding strips.

8. The self-adjusting water pump pliers according to claim 7, wherein two symmetrical sliding strips are fixedly connected to the outer side of the pull rod, the sliding strips are clamped in the sliding way, and the limiting plate is arranged in the movable pliers body and the fixed barrel.