CN211439726U

CN211439726U - Three-jaw pipe wrench for manual valve operation

Info

Publication number: CN211439726U
Application number: CN201922283361.2U
Authority: CN
Inventors: 朱煜浩; 陈健鑫; 陆现波; 栾俊; 李军刚; 寸文全; 邝磊
Original assignee: China Yangtze Power Co Ltd
Current assignee: China Yangtze Power Co Ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-09-08
Anticipated expiration: 2029-12-18

Abstract

The utility model provides a three-jaw pipe wrench for manual valve operation, includes the handle and sets up in the binding clip of its tip, the binding clip include the shell, the top of shell is equipped with hexagon socket head and axis of rotation, the bottom of shell is equipped with three spacing groove, be equipped with rolling disc, solid fixed ring and first bevel gear in the axis of rotation, first bevel gear is located the shell and meshes with three second bevel gear, second bevel gear is connected with the one end of first worm, the other end of first worm is connected rather than through the lantern ring that sets up on the shell, be equipped with rather than complex second worm under the first worm, the bottom of second worm is equipped with rather than complex layer board, the layer board passes through the connecting rod and is connected with the shell, the tip of second worm is equipped with the even board with spacing groove complex, even board is connected with splint through the linking arm. By adopting the structure, the working efficiency is improved, the labor is saved, the convenience is realized, the whole device is simple and novel in structure, the operation and the use are convenient, and the practicability is extremely strong.

Description

Three-jaw pipe wrench for manual valve operation

Technical Field

The utility model relates to a universal tool field of hydraulic power plant, especially a three-jaw pipe wrench for manual valve operation.

Background

In the power plant, when the valve on the regulation pipeline is opened or is closed, it is very difficult to adopt manual operation, often need operate manual valve with the help of the breakout tongs, but the in-process of operation uses ordinary breakout tongs, the position of the regulation breakout tongs centre gripping that need not stop, confirms the switch direction of valve also easily consumes time simultaneously, not only complex operation, operating time are long, hard, work efficiency is low and be not suitable for the finite space operation.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide a three-jaw pipe wrench for manual valve operation, which is convenient for rapidly operating the opening and closing of a manual valve in a limited space, thereby greatly improving the working efficiency; the pipe wrench has good clamping effect, is convenient for adjusting the clamping position, is convenient and quick for determining the rotating direction, and further improves the working efficiency; the whole device has simple and novel structure, convenient operation and use and strong practicability.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a three-jaw pipe wrench for manual valve operation, includes the handle and sets up in the binding clip of its tip, the binding clip include the shell, the top of shell is equipped with hexagon socket head and axis of rotation, the bottom of shell is equipped with three spacing groove, be equipped with rolling disc, solid fixed ring and first bevel gear in the axis of rotation, first bevel gear is located the shell and meshes with three second bevel gear, second bevel gear is connected with the one end of first worm, the other end of first worm is connected rather than through the lantern ring that sets up on the shell, be equipped with rather than complex second worm under the first worm, the bottom of second worm is equipped with rather than complex layer board, the layer board passes through the connecting rod and is connected with the shell, the tip of second worm is equipped with the even board with spacing groove complex, even board is connected with splint through the linking arm.

In the preferred scheme, the handle comprises a handle, a sliding groove and a ratchet wheel are arranged in the handle, the ratchet wheel is connected with the handle through a fixing shaft, an outer hexagonal sleeve matched with the inner hexagonal sleeve is arranged at the bottom of the fixing shaft, a sliding block matched with the sliding groove is arranged in the sliding groove, one end of the sliding block is connected with the end part of the inner wall of the sliding groove through a spring, and a pawl matched with the ratchet wheel is arranged at the other end of the sliding block.

In a preferred scheme, in the three limiting grooves, the included angle between two adjacent limiting grooves is one hundred twenty degrees.

In a preferable scheme, the second worm is connected with the connecting plate through a boss, and the boss is in limit connection with the second worm.

In a preferred scheme, the clamping plate is coated with an anti-slip coating.

The utility model provides a three-jaw breakout tongs for manual valve operation through adopting above-mentioned structure, has following beneficial effect:

(1) the manual valve can be conveniently and rapidly operated to open and close in a limited space, and the working efficiency is greatly improved;

(2) the pipe wrench has good clamping effect, is convenient for adjusting the clamping position, is convenient and quick for determining the rotating direction, and further improves the working efficiency;

(3) the whole device has simple and novel structure, convenient operation and use and strong practicability.

Drawings

The invention will be further explained with reference to the following figures and examples:

fig. 1 is a schematic view of the overall structure of the present invention.

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

Fig. 3 is a schematic view of the handle structure of the present invention.

Fig. 4 is a sectional view of the structure of the binding clip of the present invention.

In the figure: the clamp comprises a handle 1, a clamp head 2, a fixed shaft 3, a limiting groove 4, a handle 5, a sliding groove 6, a spring 7, a sliding block 8, a pawl 9, a ratchet wheel 10, an outer hexagonal sleeve 11, a shell 12, an inner hexagonal sleeve 13, a rotating shaft 14, a rotating disc 15, a fixing ring 16, a first bevel gear 17, a second bevel gear 18, a first worm 19, a lantern ring 20, a second worm 21, a boss 22, a connecting plate 23, a connecting arm 24, a clamping plate 25, a supporting plate 26 and a connecting rod 27.

Detailed Description

As shown in fig. 1-4, a three-jaw pipe wrench for manual valve operation comprises a handle 1 and a wrench head 2 arranged at the end thereof, wherein the wrench head 2 comprises a housing 12, a hexagonal socket 13 and a rotating shaft 14 are arranged at the top of the housing 12, three limiting grooves 4 are arranged at the bottom of the housing 12, the rotating shaft 14 is provided with a rotating disc 15, a fixing ring 16 and a first bevel gear 17, the first bevel gear 17 is positioned in the housing 12 and meshed with three second bevel gears 18, the second bevel gear 18 is connected with one end of a first worm 19, the other end of the first worm 19 is connected with the first worm 19 through a collar 20 arranged on the housing 12, a second worm 21 matched with the first worm 19 is arranged right below the first worm 19, a supporting plate 26 matched with the second worm 21 is arranged at the bottom of the second worm 21, the supporting plate 26 is connected with the housing 12 through a connecting rod 27, a connecting plate 23 matched with the limiting grooves 4 is arranged at the end, the link plate 23 is connected to a clamping plate 25 by means of a connecting arm 24.

In the preferred scheme, the handle 1 comprises a handle 5, a sliding groove 6 and a ratchet wheel 10 are arranged in the handle 5, the ratchet wheel 10 is connected with the handle 5 through a fixing shaft 3, an outer hexagonal sleeve 11 matched with an inner hexagonal sleeve 13 is arranged at the bottom of the fixing shaft 3, a sliding block 8 matched with the sliding groove 6 is arranged in the sliding groove 6, one end of the sliding block 8 is connected with the end part of the inner wall of the sliding groove 6 through a spring 7, and a pawl 9 matched with the ratchet wheel 10 is arranged at the other end of the sliding block 8. The rotation is only along one direction, so that the time of selection operation is shortened, and the working efficiency is improved.

In the preferred scheme, in the three limiting grooves 4, the included angle between two adjacent limiting grooves 4 is one hundred twenty degrees. The clamping effect is improved, and the practicability is high.

In a preferred scheme, the second worm 21 is connected with the connecting plate 23 through a boss 22, and the boss 22 is in limit connection with the second worm 21. The limiting connection is convenient to rotate, and the practicability is improved.

In a preferred embodiment, the clamping plate 25 is coated with a non-slip coating. The clamping effect is improved, and the practicability is high.

The utility model discloses a use method does: when the hand-operated valve is used, the handle 1 is firstly removed, the tong head 2 is aligned to the hand-operated valve needing to rotate, the hand-operated valve is clamped by the adjusting clamping plate 25 of the rotating disc 15, then the handle 1 is butted with the tong head 2 through a hexagonal sleeve structure, the handle 1 is rotated clockwise, the valve is opened or closed, and when the handle 1 rotates anticlockwise, the ratchet wheel 10 does not accept, so that the relative position of the handle 1 and the hand-operated valve is adjusted, and then the handle 1 rotates clockwise, and the valve is opened or closed.

The utility model has the advantages that: the manual valve can be conveniently and rapidly operated to open and close in a limited space, and the working efficiency is greatly improved; the pipe wrench has good clamping effect, is convenient for adjusting the clamping position, is convenient and quick for determining the rotating direction, and further improves the working efficiency; the whole device has simple and novel structure, convenient operation and use and strong practicability.

Claims

1. The utility model provides a three-jaw breakout tongs for manual valve operation, includes handle (1) and sets up in binding clip (2) of its tip, its characterized in that: the tong head (2) comprises a shell (12), an inner hexagonal sleeve (13) and a rotating shaft (14) are arranged at the top of the shell (12), three limiting grooves (4) are formed in the bottom of the shell (12), a rotating disc (15), a fixing ring (16) and a first bevel gear (17) are arranged on the rotating shaft (14), the first bevel gear (17) is located in the shell (12) and meshed with three second bevel gears (18), the second bevel gear (18) is connected with one end of a first worm (19), the other end of the first worm (19) is connected with the first worm through a lantern ring (20) arranged on the shell (12), a second worm (21) matched with the first worm (19) is arranged right below the first worm (19), a supporting plate (26) matched with the second worm (21) is arranged at the bottom of the second worm (21), the supporting plate (26) is connected with the shell (12) through a connecting rod (27), a connecting plate (23) matched with the limiting grooves (4) is arranged at the end of the, the connecting plate (23) is connected with the clamping plate (25) through a connecting arm (24).

2. A three-jaw pipe wrench for manual valve operation according to claim 1, further comprising: handle (1) include handle (5), be equipped with sliding tray (6) and ratchet (10) in handle (5), ratchet (10) are connected with handle (5) through fixed axle (3), the bottom of fixed axle (3) is equipped with outer hexagonal sleeve pipe (11) with interior hexagonal sleeve pipe (13) complex, be equipped with in sliding tray (6) rather than complex slider (8), the inner wall end connection of spring (7) and sliding tray (6) is passed through to the one end of slider (8), the other end of slider (8) is equipped with pawl (9) with ratchet (10) complex.

3. A three-jaw pipe wrench for manual valve operation according to claim 1, further comprising: in the three limiting grooves (4), the included angle between two adjacent limiting grooves (4) is one hundred twenty degrees.

4. A three-jaw pipe wrench for manual valve operation according to claim 1, further comprising: the second worm (21) is connected with the connecting plate (23) through a boss (22), and the boss (22) is in limit connection with the second worm (21).

5. A three-jaw pipe wrench for manual valve operation according to claim 1, further comprising: the clamping plate (25) is coated with an anti-slip coating.