CN218476607U

CN218476607U - Special position bolt dismouting spanner of variable spanner pole angle and length

Info

Publication number: CN218476607U
Application number: CN202222866117.0U
Authority: CN
Inventors: 王国庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-29
Filing date: 2022-10-29
Publication date: 2023-02-14
Anticipated expiration: 2032-10-29

Abstract

The utility model provides a special position bolt dismouting spanner of variable spanner pole angle and length, including spanner running-on 1, spanner pole 2, angle adjustment mechanism 24, connecting rod 7, extension bar 10 and stress application pole 11. The angle adjusting mechanism 24 arranged between the wrench rod 2 and the connecting rod 7 is utilized to adjust and lock the angle between the wrench rod 2 and the connecting rod 7 through the trip 4, so that the limitation of an operation space or a shelter can be overcome, and the bolt dismounting operation can be carried out. Adopt extension bar 10 and application of force pole 11's structure, not only can adapt to the length of real adjustment wrench rod according to the demand, the spanner head of multiple different types and different specifications can be assembled to a set of extension bar, application of force pole, still can increase the torsion of spanner with the help of application of force pole 11. Time and labor are saved, the efficiency of the dismounting operation of the bolts at the special positions is improved, and the dismounting of the bolts at the special positions is easy.

Description

Special position bolt dismouting spanner of variable spanner pole angle and length

Technical Field

The utility model belongs to the instrument field, in particular to spanner of dismouting special position bolt.

Background

In the daily installation, disassembly and maintenance process of machinery and equipment, bolts in special parts or narrow spaces are often encountered, and the operation of disassembling and assembling the bolts is very difficult, time-consuming and labor-consuming due to the influence of an operation space and an environment or the limitation of a sheltering object. The blocking parts are required to be detached by a plurality of tools of the same type and number, so that the same bolt can be detached together, the efficiency of detaching operation is low, and a lot of workload is increased.

The dismounting operation using the eq6bt5.9l engine high-pressure oil pump fixing bolt is exemplified as follows: 1. parts such as bolt left side position has parts such as time pin to shelter from, and there is the unable dismantlement of cylinder block on the right side, and the front side has the apron in right time to see by the part of encircleing, and the rear side has the governing valve bulge to shelter from. Because the disassembly angle of the tool for disassembling and assembling the bolt is limited within the range of 15 degrees, the bolt can not be directly disassembled by using a common tool, and the limitation of the angle position is large. The disassembly and assembly of the fixing bolt can be completed only by disassembling other parts around the obstacle; 2. part sprayer oil leak, need dismantle the maintenance, but the position of dismantling, installing is surrounded together by a plurality of other parts, and the angle slope 60 degrees, can't utilize ordinary instrument dismouting, must utilize a plurality of kinds of tools of the same number to dismantle and remove and hinder the part, just can dismantle a bolt. Or by means of special tools.

Disclosure of Invention

In order to solve the above problem, the utility model provides a special part bolt dismouting spanner of variable spanner pole angle and length utilizes the angle adjustment mechanism who sets up between spanner pole and connecting rod, adjusts and locks the angle between spanner pole and the connecting rod through the trip, makes it can overcome the restriction of operating space or shelter from the thing, carries out bolt dismouting operation. Adopt the structure of extension bar and grider, not only can adapt to the length of real adjustment wrench rod according to the demand, still can increase the torsion of spanner with the help of grider. Time-saving and labor-saving, and improves the efficiency of the bolt dismounting operation of special parts.

The utility model discloses a special position bolt dismouting spanner of variable spanner pole angle and length, including spanner linking (1) and spanner pole (2).

The special bolt dismounting spanner consists of a spanner sleeve opening (1), a spanner rod (2), an angle adjusting mechanism (24), a connecting rod (7), an extension rod (10) and a stressing rod (11).

One end of the wrench rod (2) is provided with a wrench sleeve opening (1), and the other end is connected with a positioning disc (3).

One end of the connecting rod (7) is connected with an angle adjusting disc (6) matched with the positioning disc (3), and an internal thread (8) is processed on the rod head at the other end.

The angle adjusting mechanism (24) is composed of a positioning disc (3), an angle adjusting disc (6), a clamping tenon return baffle disc (18) and a clamping tenon (4).

A plurality of symmetrical positioning holes (13) for angle positioning are uniformly formed along the inner edge of the positioning disc (3), a tenon through hole (14) with the same diameter is formed in the position, corresponding to the positioning holes (13) of the positioning disc (3), on the angle adjusting disc (6), and a tenon ejector rod through hole (16) with the same diameter is formed in the position, corresponding to the tenon through hole (14) of the angle adjusting disc (6), on the tenon return baffle disc (18).

And the corresponding central positions of the positioning disc (3), the angle adjusting disc (6) and the tenon return baffle disc (18) are provided with shaft holes (19) with equal diameters.

The tenon clamping device is characterized in that the tenon clamping device (4) is composed of a tenon clamping ejector rod (15) and a return spring (17), a tenon clamping cap (23) is arranged at one end of the tenon clamping ejector rod (15), an arc-shaped tenon clamping head (22) which is convenient to push into and press out a positioning hole (13) is arranged at the other end of the tenon clamping ejector rod, a tenon limiting table (21) is processed between the tenon clamping ejector rod (15) and the arc-shaped tenon clamping head (22), the return spring (17) is sleeved on the tenon clamping ejector rod (15) between the tenon return blocking disc (18) and the tenon limiting table (21), the tenon clamping ejector rod (15) penetrates through a tenon ejector rod through hole (16), and the arc-shaped tenon clamping head (22) penetrates out from the tenon through hole (14).

Positioning disk (3), angle adjusting disk (6) and trip return fender dish (18) connect as an organic wholely through shaft hole (19) utilization connection pivot (5), but relative rotation between positioning disk (3) and two other disk bodys.

One end of the extension bar (10) is provided with an external thread (9) matched with the internal thread (8), and the head of the other end is provided with an internal thread (8).

And one end of the stress application rod (11) is provided with an external thread (9) matched with the internal thread (8), and the rod head at the other end is provided with a stress application torsion cap (12).

A tenon pull ring (20) is arranged on the tenon cap (23).

The wrench socket (1) is designed to be a plum blossom opening, a sleeve opening or an opening with various specifications.

The wrench socket (1) can be arranged at a relative angle with the wrench rod (2) according to special requirements.

The utility model has the advantages that:

1. the wrench rod can be conveniently adjusted to a proper angle according to the specific position and the operation space condition of the bolt;

2. the length of the wrench rod is conveniently adjusted to overcome the influence of obstacles around the bolt on the operation;

3. the structure of sleeving the extension bar and the stress application bar is adopted, so that one group of extension bar and stress application bar can be assembled with wrench heads of different types and specifications;

4. the special bolt is easy to disassemble and assemble, time and labor are saved, and the disassembling and assembling efficiency is improved.

Drawings

The specific structure of the utility model is given by the following drawings and embodiments:

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

FIG. 2 is a schematic view of the angle adjustment principle of the present invention;

FIG. 3 is a schematic view of the local structure of the positioning plate, the angle adjusting plate and the latch of the present invention;

FIG. 4 is a schematic view of the tenon structure of the present invention;

FIG. 5 is a schematic view of the present invention for assembling different wrench sockets;

wherein: FIG. A is a horizontal plum blossom ferrule;

FIG. B is a right angle open cuff;

figure C is a horizontally open cuff.

Legend: 1. spanner running-on, 2, spanner pole, 3, positioning disk, 4, trip, 5, connection pivot, 6, angle adjustment dish, 7, the connecting rod, 8, the internal thread, 9, the external screw thread, 10, the extension bar, 11, the power application pole, 12, the cap is turned round in the afterburning, 13, the locating hole, 14, the trip is perforated, 15, the trip ejector pin, 16, the trip ejector pin is perforated, 17, return spring, 18, trip return fender dish, 19, the shaft hole, 20, the trip pull ring, 21, the spacing platform of trip, 22, arc trip head, 23, trip cap, 24, angle adjustment mechanism.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, it is right to combine the embodiment below the utility model discloses carry out detailed explanation. The embodiments of the present invention are presented to facilitate better understanding, but are not limiting of the present invention. The components and materials used in the examples were all commercially available unless otherwise specified. The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.

The utility model discloses a special site bolt dismouting spanner of variable power application pole angle and length utilizes the angle adjustment mechanism who sets up between spanner pole and connecting rod, adjusts and locks the angle between spanner pole and the connecting rod through the trip, makes it can overcome the restriction of operating space or shelter from the thing, carries out bolt dismouting operation. Adopt the structure of extension bar and grider, not only can adapt to the length of real adjustment wrench rod according to the demand, still can increase the torsion of spanner with the help of grider. The problem that special tools are lacked in the dismounting of bolts at special positions is effectively solved.

As shown in fig. 1, the utility model discloses a special position bolt dismouting spanner of variable spanner pole angle and length, including spanner looping 1, spanner pole 2, angle adjusting mechanism 24, connecting rod 7, extension bar 10 and stress application pole 11. Wherein: one end of the wrench rod 2 is connected with the wrench sleeve opening 1, and the other end is connected to the connecting rod 7 through the angle adjusting mechanism 24; the connecting rod 7 can be connected with the extension bar 10 by a thread structure, and a plurality of extension bars 10 can be connected by the thread structure according to requirements; the extension bar 10 is fixedly connected with the stress application bar 11 by a thread structure, and the other end of the stress application bar 11 is provided with a stress application torsion cap 12 for increasing the torsion by other common tools.

As shown in fig. 1, 2 and 3, one end of a wrench rod 2 is fixed with a wrench sleeve opening 1, and the other end is fixed with a positioning disc 3; one end of the connecting rod 7 is fixed with an angle adjusting disc 6 matched with the positioning disc 3, and an internal thread 8 is processed on the rod head at the other end.

The angle adjusting mechanism 24 is composed of a positioning disc 3, an angle adjusting disc 6, a clamping tenon returning baffle disc 18 and a clamping tenon 4. A plurality of symmetrical positioning holes 13 for angle positioning are uniformly formed along the inner edge of the positioning disc 3, and the arrangement density of the positioning holes 13 is determined according to the angle adjustment requirement; the same positions on the angle adjusting disc 6 and the tenon return baffle disc 18 are respectively provided with a tenon through hole 14 and a tenon mandril through hole 16 which have the same diameter and correspond to the positioning hole 13 of the positioning disc 3; the corresponding central positions of the positioning disc 3, the angle adjusting disc 6 and the tenon return baffle disc 18 are provided with equal-diameter shaft holes 19; the positioning disc 3, the angle adjusting disc 6 and the tenon return baffle disc 18 are connected into a whole through the shaft hole 19 by the connecting rotating shaft 5, so that the positioning disc 3 and the other two disc bodies can rotate relatively.

As shown in fig. 4, the trip 4 is composed of a trip ejector rod 15 and a return spring 17, a trip cap 23 is processed at one end of the trip ejector rod 15, an arc-shaped trip head 22 is processed at the other end, a trip limit table 21 is processed between the trip ejector rod 15 and the arc-shaped trip head 22, and the return spring 17 is sleeved on the trip ejector rod 15 between the trip return baffle disc 18 and the trip limit table 21; the tenon mandril 15 penetrates through the tenon mandril through hole 16, and the arc-shaped tenon head 22 penetrates through the tenon through hole 14; a mortise pull ring 20 for assisting in adjusting the mortise is installed on the mortise cap 23 of the mortise 4.

As shown in fig. 2, 3 and 4, in order to facilitate the assembly of the tenon 4, the tenon limiting table 21 and the tenon cap 23 can be assembled with the tenon push rod 15 by adopting a thread fixing method, or can be assembled by adopting a metal bonding or welding process.

When the angle of the wrench rod 2 needs to be adjusted, the connecting rod 7 is utilized to rotate the angle adjusting disc 6 anticlockwise, and the arc-shaped tenon 22 is ejected out of the positioning hole 13 under the combined action of relative rotation between the positioning disc 3 and the angle adjusting disc 6 and the return spring 17; when the arc-shaped tenon 22 slides to the next positioning hole 13 anticlockwise along with the rotation of the angle adjusting disc 6, the arc-shaped tenon 22 is pushed into the next positioning hole 13 under the combined action of the return spring 17, so that the effect of shifting the tenon to adjust the angle is achieved; repeating the above operations until the relative angle of the connecting rod 7 and the wrench rod 2 is adjusted; after the bolt dismounting wrench and the special part bolt are stably nested, the connecting rod 7 is rotated in the left and right directions, and the wrench socket 1 is utilized to drive the bolt to rotate clockwise or anticlockwise so as to finish the dismounting of the special part bolt.

As shown in fig. 1 and 5, the wrench socket 1 can be configured as a series of wrench sockets with various specifications and sizes; the wrench socket 1 can also be configured as a series of types of ring wrenches, socket wrenches and open-ended wrenches.

Can be according to special demand, with the relative angle design of spanner looping 1 and spanner pole 2 between for right angle or special angle to satisfy more special bolt and dismantle the demand.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the claims of the present invention. While the foregoing description will be understood and appreciated by those skilled in the relevant art, other equivalents may be made thereto without departing from the scope of the claims.

Claims

1. The utility model provides a special part bolt dismouting spanner of variable spanner pole angle and length, includes spanner running-on (1) and spanner pole (2), its characterized in that: the special part bolt dismounting wrench consists of a wrench sleeve opening (1), a wrench rod (2), an angle adjusting mechanism (24), a connecting rod (7), an extension bar (10) and a stress application bar (11); one end of the wrench rod (2) is provided with a wrench sleeve opening (1), and the other end is connected with a positioning disc (3); one end of the connecting rod (7) is connected with an angle adjusting disc (6) matched with the positioning disc (3), and the head of the other end is provided with an internal thread (8); the angle adjusting mechanism (24) consists of a positioning disc (3), an angle adjusting disc (6), a clamping tenon return baffle disc (18) and a clamping tenon (4); a plurality of symmetrical positioning holes (13) for angle positioning are uniformly formed along the inner edge of the positioning disc (3), a tenon through hole (14) with the same diameter is formed in the position, corresponding to the positioning hole (13) of the positioning disc (3), on the angle adjusting disc (6), and a tenon ejector rod through hole (16) with the same diameter is formed in the position, corresponding to the tenon through hole (14) of the angle adjusting disc (6), on the tenon return baffle disc (18); the corresponding central positions of the positioning disc (3), the angle adjusting disc (6) and the tenon return baffle disc (18) are provided with equal-diameter shaft holes (19); the tenon (4) consists of a tenon ejector rod (15) and a return spring (17), a tenon cap (23) is arranged at one end of the tenon ejector rod (15), an arc-shaped tenon head (22) which is convenient to eject into and out of the positioning hole (13) is arranged at the other end of the tenon ejector rod, a tenon limiting table (21) is arranged between the tenon ejector rod (15) and the arc-shaped tenon head (22), the return spring (17) is sleeved on the tenon ejector rod (15) between the tenon return baffle disc (18) and the tenon limiting table (21), the tenon ejector rod (15) penetrates through a tenon ejector rod through hole (16), and the arc-shaped tenon head (22) penetrates out of the tenon through hole (14); the positioning disc (3), the angle adjusting disc (6) and the tenon return baffle disc (18) are connected into a whole through a shaft hole (19) by using a connecting rotating shaft (5), and the positioning disc (3) and the other two disc bodies can rotate relatively; one end of the extension bar (10) is provided with an external thread (9) matched with the internal thread (8), and the rod head at the other end is provided with an internal thread (8); and one end of the stress application rod (11) is provided with an external thread (9) matched with the internal thread (8), and the rod head at the other end is provided with a stress application torsion cap (12).

2. The special site bolt wrenches of variable wrench stem angle and length of claim 1, further comprising: a tenon pull ring (20) is arranged on the tenon cap (23).

3. The special site bolt wrench of claim 1, which can change the angle and length of the wrench rod, wherein: the wrench socket (1) is arranged into a plum blossom opening, a sleeve opening or an opening with various specifications.

4. The special site bolt wrenches of variable wrench stem angle and length of claim 1, further comprising: the wrench sleeve opening (1) can be arranged at a relative angle with the wrench rod (2) according to special requirements.