CN216504775U

CN216504775U - Angle-adjustable driving type hydraulic torque wrench

Info

Publication number: CN216504775U
Application number: CN202122377816.4U
Authority: CN
Inventors: 汤昊昊; 何文静
Original assignee: Maanshan Woden Machinery Technology Co ltd
Current assignee: Maanshan Woden Machinery Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-05-13
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses a driving type hydraulic torque wrench with an adjustable angle, which comprises a wrench main body, a reaction force arm, an anti-skidding sleeve and a screw, wherein a joint component is installed at the upper end of the wrench main body, is connected with a hydraulic pump and provides power for the work of the device, and a driving component is arranged in the wrench main body and drives a nut to be fastened to rotate. Regulator one end is installed in wrench body, it carries out angle modulation to drive wrench body, the other pot head of regulator is in first pivot, the regulator below is equipped with the stationary dog, stationary dog one end is installed in the second pivot, make the stationary dog can rotate, the second pivot is installed on the reaction arm of force, the inside torsional spring that is equipped with of stationary dog, torsional spring one end is placed on the reaction arm of force inner wall, accomplish the regulation back at the regulator, the torsional spring is with stationary dog automatic re-setting, the trigger is installed in the second pivot, through removing the trigger, the control stationary dog removes, in order to reach the fixed and separation effect to the regulator.

Description

Angle-adjustable driving type hydraulic torque wrench

Technical Field

The utility model relates to the technical field of driving type hydraulic torque wrenches, in particular to a driving type hydraulic torque wrench with an adjustable angle.

Background

The hydraulic wrench is a professional bolt tightening tool which takes hydraulic pressure as power, provides large torque output, is used for mounting and dismounting bolts, is often used for tightening and dismounting bolts larger than one inch, and consists of a working head, a hydraulic pump and a high-pressure oil pipe, wherein the hydraulic pump transmits the power to the working head through the high-pressure oil pipe to drive the working head to rotate and screw or loosen a nut, and the hydraulic pump can be driven by electric power or compressed air.

The angle of the reaction force arm of the existing hydraulic wrench can not be adjusted, the hydraulic wrench is difficult to be applied to working conditions of different angles, the application range is narrow, the reaction force arm is fixedly connected to the hydraulic wrench, and the fixing structure can be very inconvenient in some narrow working environments and cannot be flexibly changed and used.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an angle adjustable driving hydraulic torque wrench to solve the above problems of the prior art.

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

the utility model provides a drive formula hydraulic torque spanner with adjustable angle, includes wrench body, the reaction arm of force, antiskid cover and screw, joint Assembly is installed to wrench body's upper end, the inside drive assembly that is equipped with of wrench body, and adjusting part is installed to wrench body one end, and adjusting part one end is installed inside the reaction arm of force, and the lower pot head of reaction arm of force has the antiskid cover.

Preferably, the joint assembly comprises a joint seat, a rotating seat and a hydraulic joint, the joint seat is installed at the upper end of the wrench body, the rotating seat is installed above the joint seat, and one end of the rotating seat is connected with the hydraulic joint.

Preferably, the driving assembly comprises a piston, a pawl, a spring, a ratchet wheel, a driving shaft and a stopping claw, the upper end of the piston is connected with the joint seat, the pawl is installed at the left end of the piston, one end of the spring is installed on the pawl, the other end of the spring is installed on the inner wall of the wrench body, the ratchet wheel is arranged below the pawl, the driving shaft is installed in the middle of the ratchet wheel, one end of the stopping claw is installed on the inner wall of the wrench body, and the other end of the stopping claw is placed on the ratchet wheel.

Preferably, the adjusting part includes regulator, first pivot, the stationary dog, the second pivot, the torsional spring, the trigger, regulator one end is installed in spanner main part, the other pot head of regulator is in first pivot, the both ends of first pivot are installed on the reaction arm of force inner wall, the regulator below is equipped with the stationary dog, stationary dog one end is installed in the second pivot, the stationary dog other end and regulator contact, the second pivot is installed on the reaction arm of force, the inside torsional spring that is equipped with of stationary dog, torsional spring one end is placed on the reaction arm of force inner wall, the trigger is installed in the second pivot.

Preferably, one end of the second rotating shaft is installed on the inner wall of the reaction force arm, the other end of the second rotating shaft is installed on the outer wall of the reaction force arm, and the trigger is located on the outer side of the reaction force arm.

Preferably, one end of the adjuster is arranged in a ratchet wheel mode, and the other end of the adjuster is installed on the wrench main body through a screw.

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

the utility model provides a drive formula hydraulic torque spanner with adjustable angle, the upper end of spanner main part is installed and is connected the subassembly, connects subassembly and hydraulic pump connection, for device work provides power, the inside drive assembly that is equipped with of spanner main part, and drive assembly drives the nut rotation that needs the fastening.

Regulator one end is installed in spanner main part, it carries out angle modulation to drive spanner main part, the regulator other pot head is in first pivot, the regulator below is equipped with the stationary dog, stationary dog one end is installed in the second pivot, make the stationary dog can rotate, the second pivot is installed on the reaction arm of force, the inside torsional spring that is equipped with of stationary dog, torsional spring one end is placed on the reaction arm of force inner wall, accomplish the regulation back at the regulator, the torsional spring is with stationary dog automatic re-setting, the trigger is installed in the second pivot, through removing the trigger, the control stationary dog removes, in order to reach the fixed and separation effect to the regulator.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a perspective view of the reaction arm of the present invention;

FIG. 3 is a perspective view of the reaction arm of the present invention after adjustment;

FIG. 4 is a perspective view of the holding pawl of the present invention;

fig. 5 is a perspective view of the regulator of the present invention.

In the figure: 1. a wrench body; 2. a joint assembly; 21. a joint base; 22. a rotating base; 23. a hydraulic joint; 3. a drive assembly; 31. a piston; 32. a pawl; 33. a spring; 34. a ratchet wheel; 35. a drive shaft; 36. a locking pawl; 4. an adjustment assembly; 41. a regulator; 42. a first rotating shaft; 43. a fixed jaw; 44. a second rotating shaft; 45. a torsion spring; 46. a trigger; 5. a reaction force arm; 6. an anti-slip sleeve; 7. and (4) screws.

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.

Please refer to fig. 1, a driving type hydraulic torque wrench with adjustable angle, including wrench body 1, reaction force arm 5, anti-slip cover 6 and screw 7, joint assembly 2 is installed on the upper end of wrench body 1, joint assembly 2 is connected with hydraulic pump, provide power for the device work, wrench body 1 is inside to be equipped with drive assembly 3, drive assembly 3 drives the nut that needs to fasten rotatory, adjusting part 4 is installed to wrench body 1 one end, adjusting part 4 one end is installed inside reaction force arm 5, adjusting part 4 can adjust the angle between wrench body 1 and the reaction force arm 5, guarantee can both normally work under different operating modes, end cover has anti-slip cover 6 under reaction force arm 5, increase the frictional force of reaction force arm 5 bottom, increase the stability of the device.

The joint component 2 comprises a joint seat 21, a rotary seat 22 and a hydraulic joint 23, the joint seat 21 is installed at the upper end of the wrench body 1, the rotary seat 22 is installed above the joint seat 21, one end of the rotary seat 22 is connected with the hydraulic joint 23, the hydraulic joint 23 is connected with a hydraulic pipe, the rotary seat 22 can rotate around the joint seat 21, and different angles can be conveniently connected with the hydraulic pipe.

The driving assembly 3 comprises a piston 31, a pawl 32, a spring 33, a ratchet wheel 34, a driving shaft 35 and a stopping claw 36, the upper end of the piston 31 is connected with the joint seat 21 and provides hydraulic power for the piston 31, the pawl 32 is installed at one end of the piston 31, the piston 31 drives the pawl 32 to work, one end of the spring 33 is installed on the pawl 32, the other end of the spring 33 is installed on the inner wall of the wrench body 1, the spring 33 helps the pawl 32 to reset, the ratchet wheel 34 is arranged below the pawl 32, the pawl 32 drives the ratchet wheel 34 to operate, the driving shaft 35 is installed in the middle of the ratchet wheel 34, the ratchet wheel 34 drives the driving shaft 35 to operate and fasten a nut, one end of the stopping claw 36 is installed on the inner wall of the wrench body 1, the other end of the stopping claw 36 is placed on the ratchet wheel 34, and the stopping claw 36 prevents the ratchet wheel 34 from reversing.

Referring to fig. 2-4, the adjusting assembly 4 includes an adjuster 41, a first rotating shaft 42, a fixed claw 43, a second rotating shaft 44, a torsion spring 45, and a trigger 46, wherein one end of the adjuster 41 is mounted on the wrench body 1 to drive the wrench body 1 to adjust the angle, the other end of the adjuster 41 is sleeved on the first rotating shaft 42, two ends of the first rotating shaft 42 are mounted on the inner wall of the reaction force arm 5 to allow the adjuster 41 to rotate up and down for adjusting the angle, the fixed claw 43 is disposed below the adjuster 41, one end of the fixed claw 43 is mounted on the second rotating shaft 44 to allow the fixed claw 43 to rotate, the other end of the fixed claw 43 contacts with the adjuster 41, the fixed claw 43 fixes the adjuster 41, the second rotating shaft 44 is mounted on the reaction force arm 5, the torsion spring 45 is disposed inside the fixed claw 43, one end of the torsion spring 45 is disposed on the inner wall of the reaction force arm 5, and after the adjuster 41 completes adjustment, the torsion spring 45 automatically resets the fixed jaw 43, the trigger 46 is installed on the second rotating shaft 44, and the fixed jaw 43 is controlled to move by moving the trigger 46, so that the fixing and separating effects of the adjustor 41 are achieved.

Referring to fig. 5, one end of the second rotating shaft 44 is installed on the inner wall of the reaction force arm 5, the other end of the second rotating shaft 44 is installed on the outer wall of the reaction force arm 5, the trigger 46 is located outside the reaction force arm 5, so that the trigger 46 and the fixing claw 43 move in unison, one end of the adjuster 41 is provided with a gear, and is matched with the fixing claw 43 to achieve an adjusting effect, and the other end of the adjuster 41 is installed on the wrench body 1 through a screw 7.

In conclusion, the utility model discloses an angle-adjustable driving type hydraulic torque wrench, which comprises a wrench main body 1, a reaction force arm 5, an anti-skidding sleeve 6 and a screw 7, wherein a joint component 2 is installed at the upper end of the wrench main body 1, the joint component 2 is connected with a hydraulic pump to provide power for the work of the device, a driving component 3 is arranged in the wrench main body 1, and the driving component 3 drives a nut to be fastened to rotate.

The one end of regulator 41 is installed on spanner main part 1, it carries out angle modulation to drive spanner main part 1, the other pot head of regulator 41 is on first pivot 42, the below of regulator 41 is equipped with stationary dog 43, stationary dog 43 one end is installed on second pivot 44, make stationary dog 43 can rotate, second pivot 44 is installed on the reaction arm of force 5, the inside torsional spring 45 that is equipped with of stationary dog 43, place on the 5 inner walls of reaction arm of force are accomplished to torsional spring 45 one end, accomplish at the regulator 41 and adjust the back, torsional spring 45 is with stationary dog 43 automatic re-setting, trigger 46 installs on second pivot 44, through removing trigger 46, control stationary dog 43 removes, in order to reach the fixed and separation effect to regulator 41.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 drive formula hydraulic torque spanner with adjustable angle, includes wrench body (1), reaction arm of force (5), antiskid cover (6) and screw (7), its characterized in that: the anti-skidding spanner is characterized in that a joint component (2) is installed at the upper end of the spanner main body (1), a driving component (3) is arranged inside the spanner main body (1), an adjusting component (4) is installed at one end of the spanner main body (1), one end of the adjusting component (4) is installed inside a reaction force arm (5), and an anti-skidding sleeve (6) is sleeved at the lower end of the reaction force arm (5).

2. An angularly adjustable driven hydraulic torque wrench as claimed in claim 1, further comprising: the joint assembly (2) comprises a joint seat (21), a rotating seat (22) and a hydraulic joint (23), the joint seat (21) is installed at the upper end of the wrench body (1), the rotating seat (22) is installed above the joint seat (21), and one end of the rotating seat (22) is connected with the hydraulic joint (23).

3. An angularly adjustable driven hydraulic torque wrench as claimed in claim 1, further comprising: drive assembly (3) include piston (31), pawl (32), spring (33), ratchet (34), drive shaft (35) and holding pawl (36), piston (31) upper end is connected with splice seat (21), pawl (32) are installed to piston (31) one end, spring (33) one end is installed on pawl (32), the spring (33) other end is installed on spanner main body (1) inner wall, pawl (32) below is equipped with ratchet (34), drive shaft (35) are installed in the middle of ratchet (34), holding pawl (36) one end is installed on spanner main body (1) inner wall, holding pawl (36) other end is placed on ratchet (34).

4. An angularly adjustable driven hydraulic torque wrench as claimed in claim 1, further comprising: adjusting part (4) includes regulator (41), first pivot (42), stationary dog (43), second pivot (44), torsional spring (45), trigger (46), install on spanner main part (1) regulator (41) one end, regulator (41) other end cover is on first pivot (42), install on reaction arm of force (5) inner wall at the both ends of first pivot (42), regulator (41) below is equipped with stationary dog (43), stationary dog (43) one end is installed on second pivot (44), stationary dog (43) other end and regulator (41) contact, install on reaction arm of force (5) second pivot (44), inside torsional spring (45) that is equipped with of stationary dog (43), torsional spring (45) one end is placed on reaction arm of force (5) inner wall, install on second pivot (44) trigger (46).

5. An angularly adjustable driven hydraulic torque wrench as claimed in claim 4, further comprising: one end of the second rotating shaft (44) is arranged on the inner wall of the reaction force arm (5), the other end of the second rotating shaft (44) is arranged on the outer wall of the reaction force arm (5), and the trigger (46) is positioned on the outer side of the reaction force arm (5).

6. An angularly adjustable driven hydraulic torque wrench as claimed in claim 4, further comprising: one end of the regulator (41) is arranged as a gear, and the other end of the regulator (41) is arranged on the wrench main body (1) through a screw (7).