CN214643219U

CN214643219U - Explosion-proof air gun spanner

Info

Publication number: CN214643219U
Application number: CN202120601770.7U
Authority: CN
Inventors: 付安
Original assignee: Cangzhou Dean Explosion Proof Special Tool Manufacturing Co ltd
Current assignee: Cangzhou Dean Explosion Proof Special Tool Manufacturing Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-11-09
Anticipated expiration: 2031-03-25

Abstract

The utility model relates to the technical field of wrenches, in particular to an explosion-proof pneumatic hammer wrench; the pneumatic hammer is convenient to control the pneumatic hammer body, convenient and labor-saving to use and good in safety; the pneumatic hammer comprises a pneumatic hammer body, wherein an output shaft is arranged at the output end of the pneumatic hammer body, and a sleeve head is arranged at the left end of the output shaft; still including supplementary lifting mechanism and handle, supplementary lifting mechanism installs in the top of wind big gun body, handle fixed mounting is in the right-hand member of wind big gun body, supplementary lifting mechanism includes U type frame and fixture, the output shaft is located to the fixture cover, the one end and the wind big gun body top fixed connection of U type frame, the other end and the fixture top fixed connection of U type frame, fixture includes first splint, the second splint, first telescopic link and two sets of fastening bolt, the top of first splint and the extension end fixed connection of first telescopic link, the one end that first splint and second splint are close to the output shaft all can be rotated and is provided with two sets of universal balls.

Description

Explosion-proof air gun spanner

Technical Field

The utility model relates to a technical field of spanner especially relates to an explosion-proof wind big gun spanner.

Background

As is well known, an explosion-proof gun wrench is an auxiliary tool for bolt disassembly, and is widely used in the field of wrenches; the publication (announcement) number CN210389016U discloses a telescopic universal air cannon socket wrench used in limited space, which is convenient for operation in some limited space, and can turn to a proper angle for operation, thereby reducing the use limitation; the wind cannon comprises a wind cannon sleeve, a left sleeve head, a bolt, a first universal shaft coupler, a second universal shaft coupler and an inner square sleeve head, wherein the left sleeve head is connected with the first universal shaft coupler, a spline shaft is arranged at the right end of the first universal shaft coupler, a plurality of groups of bulges are arranged on the outer side wall of the spline shaft, a telescopic rod is arranged at the left end of the second universal shaft coupler, a telescopic cavity is arranged inside the telescopic rod, a telescopic port is formed in the left side wall of the telescopic rod in a communicated mode, the spline shaft is inserted into the telescopic cavity, a plurality of groups of grooves corresponding to the plurality of groups of bulges are formed in the inner side wall of the telescopic cavity, a locking port is formed in the left end of the outer side wall of the telescopic rod in a communicated mode, and a wind cannon body is arranged at the right end of the inner square sleeve head; in the use discovery, because of the output shaft of wind big gun body is longer, carrying out bolt dismouting in-process, operating personnel handheld wind big gun body carries out the operation, and is comparatively hard when controlling the wind big gun body, easily causes spraining of wrist, and it is inconvenient to use, and the security is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be convenient for control the wind big gun body, convenient to use is laborsaving, the good explosion-proof wind big gun spanner of security to prior art not enough.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the pneumatic hammer comprises a pneumatic hammer body, wherein an output shaft is arranged at the output end of the pneumatic hammer body, and a sleeve head is arranged at the left end of the output shaft; the wind cannon further comprises an auxiliary lifting mechanism and a handle, the auxiliary lifting mechanism is arranged at the top of the wind cannon body, the handle is fixedly arranged at the right end of the wind cannon body, the auxiliary lifting mechanism comprises a U-shaped frame and a clamping mechanism, the clamping mechanism is sleeved on the output shaft, one end of the U-shaped frame is fixedly connected with the top end of the wind cannon body, the other end of the U-shaped frame is fixedly connected with the top of the clamping mechanism, the clamping mechanism comprises a first clamping plate, a second clamping plate, a first telescopic rod and two groups of fastening bolts, the top end of the first clamping plate is fixedly connected with the extending end of the first telescopic rod, the top end of the first telescopic rod is fixedly connected with the bottom end of the left portion of the U-shaped frame, the bottom ends of the two groups of fastening bolts are respectively and rotatably connected with the front portion and the rear portion of the bottom end of the second clamping plate, the two groups of fastening bolts are both in threaded connection with the first clamping plate, and one ends, close to the output shaft, of the first clamping plate and the second clamping plate, can be rotatably provided with two groups of universal balls, two groups of universal balls are in close contact with the outer wall of the output shaft.

Preferably, the output pot head of first telescopic link is equipped with the extension spring, the top of extension spring and the stiff end fixed connection of first telescopic link, the bottom of extension spring and the top fixed connection of first splint.

Preferably, the outer wall of the extension end of the first telescopic rod is provided with two groups of protruding rails, the inner wall of the fixed end of the first telescopic rod is provided with two groups of grooves, and the two groups of protruding rails can slide up and down along the two groups of grooves.

Preferably, a handle is arranged at the left part of the U-shaped frame.

Preferably, still include the screw jackscrew, U type frame right part is provided with the second telescopic link, the stiff end and the extension end of second telescopic link pass through screw jackscrew fixed connection.

(III) advantageous effects

Compared with the prior art, the utility model provides an explosion-proof wind big gun spanner possesses following beneficial effect: the anti-explosion wind gun wrench has the advantages that the first clamping plate and the second clamping plate are close to the center of the output shaft by adjusting the two groups of fastening bolts, so that the universal ball is in close contact with the outer wall of the output shaft, an operator stands on one side of the device, the other hand of the operator holds the handle, the other hand of the operator tightly holds the left part of the U-shaped frame, the wind gun machine body is started to fasten or disassemble the bolt to be disassembled, the operator can lift the device by arranging the U-shaped handle to overcome the tangential force of the output shaft generated in the rotating process, the control of the operator on the wind gun body is facilitated, meanwhile, the clamping mechanism can play a certain rotation limiting role on the output shaft, the output shaft rotates around the central axis of the output shaft, the deviation in the rotating process is reduced, the vibration generated by the deviation in the rotating process is reduced, the abrasion of the output shaft is reduced, and the control on the wind gun body is facilitated, convenient and labor-saving use and good safety.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic cross-sectional view taken along line a-a of fig. 2 according to the present invention;

fig. 4 is a schematic cross-sectional view taken along line B-B of fig. 2 according to the present invention;

fig. 5 is a schematic view of the enlarged structure of a part a in fig. 1 according to the present invention;

fig. 6 is a schematic longitudinal sectional plane structure at the first telescopic rod of the present invention;

in the drawings, the reference numbers: 1. a pneumatic hammer body; 2. an output shaft; 3. sleeving heads; 4. a handle; 5. a U-shaped frame; 6. a first splint; 7. a second splint; 8. a first telescopic rod; 9. fastening a bolt; 10. a ball transfer unit; 11. a tension spring; 12. a raised rail; 13. a groove; 14. a grip; 15. screwing the thread; 16. and a second telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the anti-explosion wind cannon wrench of the present invention comprises a wind cannon body 1, an output shaft 2 is provided at the output end of the wind cannon body 1, and a sleeve head 3 is installed at the left end of the output shaft 2; the pneumatic hammer is characterized by further comprising an auxiliary lifting mechanism and a handle 4, wherein the auxiliary lifting mechanism is installed at the top of the pneumatic hammer body 1, the handle 4 is fixedly installed at the right end of the pneumatic hammer body 1, the auxiliary lifting mechanism comprises a U-shaped frame 5 and a clamping mechanism, the clamping mechanism is sleeved on the output shaft 2, one end of the U-shaped frame 5 is fixedly connected with the top end of the pneumatic hammer body 1, the other end of the U-shaped frame 5 is fixedly connected with the top of the clamping mechanism, the clamping mechanism comprises a first clamping plate 6, a second clamping plate 7, a first telescopic rod 8 and two groups of fastening bolts 9, the top end of the first clamping plate 6 is fixedly connected with the extending end of the first telescopic rod 8, the top end of the first telescopic rod 8 is fixedly connected with the bottom end of the left portion of the U-shaped frame 5, the bottom ends of the two groups of fastening bolts 9 are respectively rotatably connected with the front portion and the rear portion of the bottom end of the second clamping plate 7, the two groups of fastening bolts 9 are both rotatably connected with the first clamping plate 6, and two groups of universal balls 10 are rotatably arranged at the ends of the first clamping plate 6 and the second clamping plate 7 close to the output shaft 2, two groups of universal balls 10 are tightly contacted with the outer wall of the output shaft 2; by adjusting two groups of fastening bolts 9, the first clamping plate 6 and the second clamping plate 7 are close to the center of the output shaft 2, so that the universal ball 10 is in close contact with the outer wall of the output shaft 2, an operator stands on one side of the device, the handle 4 is held by one hand of the operator, the left part of the U-shaped frame 5 is tightly held by the other hand of the operator, the air cannon machine body is started to fasten or dismount the bolt to be dismounted, through the arrangement of the U-shaped handle 4, the operator can lift the device, the tangential force of the output shaft 2 generated in the rotating process is overcome, the control of the operator on the air cannon body 1 is convenient, meanwhile, the clamping mechanism can play a certain role in limiting rotation on the output shaft 2, the output shaft 2 rotates around the central axis of the output shaft, the deviation in the rotating process is reduced, the vibration generated by the deviation in the rotating process is reduced, and the abrasion of the output shaft 2 is reduced, the pneumatic hammer body 1 is convenient to control, convenient to use is labor-saving, and safety is good.

The utility model discloses an explosion-proof wind gun spanner, the output pot head of first telescopic link 8 is equipped with extension spring 11, the top of extension spring 11 and the stiff end fixed connection of first telescopic link 8, the bottom of extension spring 11 and the top fixed connection of first splint 6; through the arrangement of the tension spring 11, a certain upward lifting effect can be achieved on the output shaft 2, the adjustment of the overall balance effect of the device is facilitated, the transmission of vibration at the output shaft 2 to the U-shaped frame 5 can be reduced, and a certain damping effect is achieved; two groups of protruding rails 12 are arranged on the outer wall of the extending end of the first telescopic rod 8, two groups of grooves 13 are arranged on the inner wall of the fixed end of the first telescopic rod 8, and the two groups of protruding rails 12 can slide up and down along the two groups of grooves 13; through the arrangement of the two groups of protruding rails 12 and the two groups of grooves 13, the extension end of the first telescopic rod 8 can keep moving up and down, the situation that the shaft rotates at the extension end of the first telescopic rod 8 is avoided, the clamping mechanism and the output shaft 2 are kept in a vertical state, the output shaft 2 can be well limited, and the axial displacement in the rotating process of the output shaft 2 is reduced; a handle 14 is arranged at the left part of the U-shaped frame 5; through the arrangement of the handle 14, a better acting point can be provided for an operator, and the operator can conveniently hold the U-shaped frame 5; the right part of the U-shaped frame 5 is provided with a second telescopic rod 16, and the fixed end and the extending end of the second telescopic rod 16 are fixedly connected through the threaded jackscrew 15; through the setting of second telescopic link 16, can adjust the overall length of U type frame 5 as required to satisfy different arm length operating personnel's user demand, can make supplementary pull-up mechanism change in the position on output shaft 2 according to the demand simultaneously, adjust output shaft 2 and insert the limit length to the use department.

When the pneumatic hammer is used, the first clamping plate 6 and the second clamping plate 7 are close to the center of the output shaft 2 by adjusting the two groups of fastening bolts 9, so that the universal ball 10 is in close contact with the outer wall of the output shaft 2, an operator stands on one side of the device, holds the handle 4 by one hand of the operator, tightly holds the left part of the U-shaped frame 5 by the other hand of the operator, and starts the pneumatic hammer machine body to fasten or disassemble the bolt to be disassembled, the operator can lift the device by the arrangement of the U-shaped handle 4, so that the tangential force of the output shaft 2 generated in the rotating process is overcome, the control of the operator on the pneumatic hammer body 1 is facilitated, meanwhile, the clamping mechanism can play a certain rotation limiting role on the output shaft 2, the output shaft 2 rotates around the central axis of the output shaft, the deviation generated in the rotating process is reduced, the vibration generated by the deviation in the rotating process is reduced, and the abrasion of the output shaft 2 is reduced, the pneumatic hammer body 1 is convenient to control, convenient and labor-saving to use and good in safety; through the arrangement of the tension spring 11, a certain upward lifting effect can be achieved on the output shaft 2, the adjustment of the overall balance effect of the device is facilitated, the transmission of vibration at the output shaft 2 to the U-shaped frame 5 can be reduced, and a certain damping effect is achieved; through the arrangement of the two groups of protruding rails 12 and the two groups of grooves 13, the extension end of the first telescopic rod 8 can keep moving up and down, the situation that the shaft rotates at the extension end of the first telescopic rod 8 is avoided, the clamping mechanism and the output shaft 2 are kept in a vertical state, the output shaft 2 can be well limited, and the axial displacement in the rotating process of the output shaft 2 is reduced; through the arrangement of the handle 14, a better acting point can be provided for an operator, and the operator can conveniently hold the U-shaped frame 5; through the setting of second telescopic link 16, can adjust the overall length of U type frame 5 as required to satisfy different arm length operating personnel's user demand, can make supplementary pull-up mechanism change in the position on output shaft 2 according to the demand simultaneously, adjust output shaft 2 and insert the limit length to the use department.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An anti-explosion wind gun wrench comprises a wind gun body (1), wherein an output shaft (2) is arranged at the output end of the wind gun body (1), and a sleeve head (3) is arranged at the left end of the output shaft (2); the wind cannon is characterized by further comprising an auxiliary lifting mechanism and a handle (4), wherein the auxiliary lifting mechanism is installed at the top of the wind cannon body (1), the handle (4) is fixedly installed at the right end of the wind cannon body (1), the auxiliary lifting mechanism comprises a U-shaped frame (5) and a clamping mechanism, the clamping mechanism is sleeved on the output shaft (2), one end of the U-shaped frame (5) is fixedly connected with the top end of the wind cannon body (1), the other end of the U-shaped frame (5) is fixedly connected with the top of the clamping mechanism, the clamping mechanism comprises a first clamping plate (6), a second clamping plate (7), a first telescopic rod (8) and two groups of fastening bolts (9), the top end of the first clamping plate (6) is fixedly connected with the extending end of the first telescopic rod (8), the top end of the first telescopic rod (8) is fixedly connected with the bottom end of the left portion of the U-shaped frame (5), the bottom of two sets of fastening bolt (9) is connected with the bottom front portion and the rear portion rotation of second splint (7) respectively, two sets of fastening bolt (9) all with first splint (6) threaded connection, the one end that first splint (6) and second splint (7) are close to output shaft (2) all can rotate and be provided with two sets of universal ball (10), two sets of universal ball (10) and the outer wall in close contact with of output shaft (2).

2. An explosion-proof gun spanner according to claim 1, characterized in that the output end of the first telescopic rod (8) is sleeved with a tension spring (11), the top end of the tension spring (11) is fixedly connected with the fixed end of the first telescopic rod (8), and the bottom end of the tension spring (11) is fixedly connected with the top end of the first clamping plate (6).

3. An anti-blast gun wrench as claimed in claim 2, wherein the outer wall of the extending end of the first telescopic rod (8) is provided with two sets of protruding rails (12), the inner wall of the fixed end of the first telescopic rod (8) is provided with two sets of grooves (13), and the two sets of protruding rails (12) can slide up and down along the two sets of grooves (13).

4. An explosion-proof gun wrench as claimed in claim 3, in which a handle (14) is provided on the left of the U-shaped frame (5).

5. An explosion-proof gun wrench as claimed in claim 4, further comprising a threaded jackscrew (15), wherein a second telescopic rod (16) is arranged at the right part of the U-shaped frame (5), and the fixed end and the extended end of the second telescopic rod (16) are fixedly connected through the threaded jackscrew (15).