CN216923582U

CN216923582U - Durable square-drive hydraulic wrench with double-layer sealing structure

Info

Publication number: CN216923582U
Application number: CN202220789754.XU
Authority: CN
Inventors: 周嘉嘉
Original assignee: Qingdao Aimeyi Machinery Technology Co ltd
Current assignee: Qingdao Aimeyi Machinery Technology Co ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-07-08
Anticipated expiration: 2032-04-06

Abstract

The utility model relates to the field of hydraulic wrenches, in particular to a durable square-drive hydraulic wrench with a double-layer sealing structure, which comprises a wrench body, a reaction arm and a connecting oil pipe head, wherein the upper end of the wrench body is connected with an oil circuit rotary joint seat, the oil circuit rotary joint seat is fixedly connected with the connecting oil pipe head, the right side of the connecting oil pipe head is internally provided with a threaded groove, a threaded fixing pipe is spirally connected in the threaded groove, the threaded fixing pipe is slidably connected in the right side of the connecting oil pipe head, the inner side of the threaded fixing pipe is sleeved with a first sealing ring, the first sealing ring is sleeved on the inner side of the connecting oil pipe head, the connecting oil pipe head is fixedly connected with the first sealing ring, and the right side of the connecting oil pipe head is fixedly connected with a second sealing ring. The problem that oil leakage may occur in the using process is solved.

Description

Durable square-drive hydraulic wrench with double-layer sealing structure

Technical Field

The utility model relates to the field of hydraulic wrenches, in particular to a durable square-drive hydraulic wrench with a double-layer sealing structure.

Background

The hydraulic wrench generally refers to a bolt fastening tool capable of outputting and setting torque, belongs to a high-pressure hydraulic tool, is widely applied to equipment maintenance and installation in multiple heavy chemical industry fields, and is provided with a driving shaft and a hollow type.

Most hydraulic spanner on the market can not stabilize it in the use, leads to at the during operation, needs the manual work to assist the device, influences the result of use to in the use, can not improve the sealed effect between device and the hydraulic pressure pipe, probably after long-time use, the condition of oil leak appears easily, the practicality is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a durable square-drive hydraulic wrench with a double-layer sealing structure, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a hydraulic wrench is driven to durable type side with double-deck seal structure, includes spanner body, reaction arm and connecting oil pipe head, spanner body upper end is connected with oil circuit swivelling joint seat, fixedly connected with connecting oil pipe head on the oil circuit swivelling joint seat, the thread groove has been seted up in the connecting oil pipe head right side, spiral connection has the thread tightening pipe in the thread groove, thread tightening pipe sliding connection is in connecting oil tube head right side, the first sealing washer has been cup jointed to the thread tightening intraductal side, first sealing washer cup joints at connecting oil pipe head inboard, and connects oil tube head and first sealing washer fixed connection, fixedly connected with second sealing washer in the connecting oil tube head right side, the laminating of second sealing washer is connected in the thread tightening pipe.

Preferably, the thread fixing pipe is fixedly connected to the left side of the oil pipe body, and the oil pipe body is attached to the right side of the oil pipe head.

Preferably, a spline driving shaft penetrates through the left side of the bottom end of the wrench body, and the spline driving shaft is rotatably connected with the wrench body.

Preferably, the right side of the wrench body penetrates through the through hole, the through hole is formed in the upper side of the reaction arm, and the reaction arm is attached to the right side of the wrench body.

Preferably, fixed grooves are formed in the front end and the rear end of the bottom side of the reaction arm, permanent magnetic plates are fixedly connected in the fixed grooves, the permanent magnetic plates are connected to iron blocks in a magnetic mode, the iron blocks are connected in the fixed grooves in a sliding mode, the iron blocks are fixedly connected to the upper side of a reinforcing frame, the reinforcing frame is attached to the front end and the rear end of the bottom side of the reaction arm, and an anti-skid rubber pad is fixedly connected to the bottom end of the reinforcing frame.

Preferably, a base is arranged at the bottom end of the reaction arm, and the base is fixedly connected with the reaction arm.

Preferably, the wrench body and the reaction arm are made of aluminum-titanium alloy.

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

1. according to the oil pipe joint, the threaded groove, the threaded fixing pipe, the first sealing ring and the second sealing ring are arranged, so that the oil pipe joint and the oil pipe body can be conveniently and quickly fixed, meanwhile, the sealing effect of the oil pipe joint can be effectively improved, and the problem that oil leakage is likely to occur in the use process is solved.

2. According to the anti-skidding device, the reinforcing frame, the anti-skidding rubber pads, the fixing grooves, the iron blocks and the permanent magnetic plates are arranged, so that the stability of the device during working is improved, the use comfort of the device is improved, the reinforcing frame can be disassembled according to different conditions, and the problem that a user needs to hold the counter-force arm to influence the use effect during working of the device is solved.

Drawings

FIG. 1 is a schematic view of the overall mounting structure of the present invention;

FIG. 2 is an exploded view of the reaction arm construction of the present invention;

fig. 3 is an exploded view of the connection oil pipe head structure of the present invention.

In the figure: 1-wrench body, 2-oil-way rotary joint seat, 3-connecting oil pipe head, 4-oil pipe body, 5-reaction arm, 6-reinforcing frame, 7-anti-skid rubber pad, 8-base, 9-spline driving shaft, 10-through hole, 11-permanent magnet plate, 12-fixed groove, 13-iron block, 14-first sealing ring, 15-thread fixed pipe, 16-second sealing ring and 17-thread groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a hydraulic wrench is driven to durable type side with double-deck seal structure, including spanner body 1, counter-force arm 5 with be connected oil tube head 3, 1 upper end of spanner body is connected with oil circuit swivelling joint seat 2, fixedly connected with is connected oil tube head 3 on the oil circuit swivelling joint seat 2, threaded groove 17 has been seted up in the 3 right sides of connection oil tube head, threaded connection has screw-thread fastening pipe 15 in the threaded

groove

17, 15 sliding connection of screw-thread fastening pipe are in connecting oil tube head 3 right sides, first sealing washer 14 has been cup jointed to screw-thread fastening pipe 15 inboard, first sealing washer 14 cup joints in connecting oil tube head 3 inboardly, and connect

oil tube head

3 and 14 fixed connection of first sealing washer, connect fixedly connected with second sealing washer 16 in the 3 right sides of oil tube head, 16 laminating of second sealing washer is connected in screw-thread fastening pipe 15.

The threaded fixing pipe 15 is fixedly connected to the left side of the oil pipe body 4, the oil pipe body 4 is connected to the right side of the connecting oil pipe head 3 in a fitting mode, and the connecting oil pipe head 3 and the oil pipe body 4 can be fixed through the threaded fixing pipe 15; a spline driving shaft 9 penetrates through the left side of the bottom end of the wrench body 1, the spline driving shaft 9 is in rotary connection with the wrench body 1, and the device can work through the spline driving shaft 9; the right side of the wrench body 1 penetrates through the through hole 10, the through hole 10 is formed in the upper side of the counter force arm 5, the counter force arm 5 is connected to the right side of the wrench body 1 in a fitting manner, and the wrench body 1 can be conveniently supported through the counter force arm 5; fixing grooves 12 are formed in the front end and the rear end of the bottom side of the reaction arm 5, permanent magnetic plates 11 are fixedly connected in the fixing grooves 12, the permanent magnetic plates 11 are magnetically attracted to iron blocks 13, the iron blocks 13 are connected in the fixing grooves 12 in a sliding mode, the iron blocks 13 are fixedly connected to the upper side of the reinforcing frame 6, the reinforcing frame 6 is attached to the front end and the rear end of the bottom side of the reaction arm 5, anti-skid rubber pads 7 are fixedly connected to the bottom end of the reinforcing frame 6, and the reinforcing frame 6 can be fixed to the front side and the rear side of the reaction arm 5 through the permanent magnetic plates 11; the bottom end of the reaction arm 5 is provided with a base 8, the base 8 is fixedly connected with the reaction arm 5, and the reaction arm 5 can be supported through the base 8; spanner body 1 and counter-force arm 5 are the aluminium titanium alloy material and make, make the device through aluminium titanium alloy material, can increase the life of device.

The working process is as follows: when the utility model is used, the oil pipe body 4 and the connecting oil pipe head 3 can be fixed through the thread groove 17 and the thread fixing pipe 15, and the first sealing ring 14 and the second sealing ring 16 are matched, so that the double-layer sealing effect can be achieved, the sealing performance of the device is effectively improved, and when the device needs to be used, the supporting effect of the reaction arm 5 can be increased through the reinforcing frame 6 and the anti-skid rubber pad 7, the working effect of the device can be effectively increased, and when a narrow cutting condition is met, the iron blocks 13 can be separated from the permanent magnet plates 11 by pulling the reinforcing frame 6, when the iron blocks 13 leave the fixing grooves 12, the reinforcing frame 6 is completely disassembled, and when the reinforcing frame 6 needs to be installed, the iron block 13 can be inserted into the fixing groove 12, and after the permanent magnetic plate 11 fixes the push plate, the reaction arm 5 and the reinforcing frame 6 are installed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hydraulic wrench is driven to durable type side with double-deck seal structure, includes spanner body (1), reaction arm (5) and connecting oil pipe head (3), its characterized in that: the wrench body (1) upper end is connected with oil circuit swivel joint seat (2), fixedly connected with connects oil pipe head (3) on oil circuit swivel joint seat (2), threaded groove (17) have been seted up in connecting oil pipe head (3) right side, threaded groove (17) internal screw thread is connected with thread tightening pipe (15), thread tightening pipe (15) sliding connection is in connecting oil pipe head (3) right side, first sealing washer (14) have been cup jointed to thread tightening pipe (15) inboard, first sealing washer (14) cup joint in connecting oil pipe head (3) inboard, and connects oil pipe head (3) and first sealing washer (14) fixed connection, connect oil pipe head (3) right side internal fixed connection has second sealing washer (16), second sealing washer (16) laminating is connected in thread tightening pipe (15).

2. The durable square drive hydraulic wrench with a double-layer sealing structure according to claim 1, wherein: the thread fixing pipe (15) is fixedly connected to the left side of the oil pipe body (4), and the oil pipe body (4) is attached to the right side of the connecting oil pipe head (3).

3. The durable square drive hydraulic wrench with a double-layer sealing structure according to claim 1, wherein: the left side of the bottom end of the wrench body (1) penetrates through a spline driving shaft (9), and the spline driving shaft (9) is rotatably connected with the wrench body (1).

4. The durable square drive hydraulic wrench with a double-layer sealing structure according to claim 1, wherein: the right side of the wrench body (1) penetrates through the through hole (10), the through hole (10) is formed in the upper side of the counter force arm (5), and the counter force arm (5) is attached to the right side of the wrench body (1).

5. The durable square drive hydraulic wrench with a double-layer sealing structure according to claim 1, wherein: fixed slots (12) are formed in the front end and the rear end of the bottom side of the reaction arm (5), permanent magnetic plates (11) are fixedly connected in the fixed slots (12), the permanent magnetic plates (11) are magnetically attracted and connected to iron blocks (13), the iron blocks (13) are slidably connected in the fixed slots (12), the iron blocks (13) are fixedly connected to the upper side of a reinforcing frame (6), the reinforcing frame (6) is attached to the front end and the rear end of the bottom side of the reaction arm (5), and anti-skidding rubber pads (7) are fixedly connected to the bottom end of the reinforcing frame (6).

6. The durable square drive hydraulic wrench with a double-layer sealing structure according to claim 1, wherein: the bottom end of the reaction arm (5) is provided with a base (8), and the base (8) is fixedly connected with the reaction arm (5).

7. The durable square-drive hydraulic wrench with a double-layer sealing structure as claimed in claim 1, wherein: the wrench body (1) and the counterforce arm (5) are made of aluminum-titanium alloy materials.