CN218313216U

CN218313216U - Bolt fastening tool

Info

Publication number: CN218313216U
Application number: CN202222773263.9U
Authority: CN
Inventors: 张庆国
Original assignee: Anhui Xinhua University
Current assignee: Anhui Xinhua University
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-01-17
Anticipated expiration: 2032-10-21

Abstract

The utility model provides a bolt fastening instrument, including fixed frame, its characterized in that: one side of fixed frame is fixed mutually with fixed prism, fixed prism is hexagonal prismatic structure for the cross-section, the side position of fixed prism is provided with the ring channel, just fixed prism and the shrinkage pool looks joint of handle sleeve one end, a side end face that fixed frame deviates from and is laminated mutually with fixed prism is provided with the recess, just the inside joint of recess has removable post, the intermediate position of removable post is provided with the locating hole, is provided with the location draw runner through the one side at removable post, and the sliding tray sliding phase of location draw runner and fixed frame inside one side is fixed mutually, and this design makes and can not take place relative rotation between fixed frame and the removable post.

Description

Bolt fastening tool

Technical Field

The utility model relates to a bolt fastening instrument relates to the mechanical equipment field.

Background

In the prior art, when two workpieces are connected, a fastening tool is usually required to drive a bolt to rotate. The fastening tool is usually a wrench, but if the wrench is in the use process and the position flush with the bolt is not in the corresponding rotation space, the wrench needs to be disassembled by means of a socket handle, the tail end of the conventional socket wrench is generally fixed in a magnetic attraction mode, the two parts are easily separated from each other when external acting force is too large, and then the safety of a user is possibly influenced, so that a new wrench needs to be designed to solve the problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a bolt fastening instrument to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a bolt-up instrument, includes fixed frame, one side of fixed frame is fixed mutually with fixed prism, fixed prism is hexagonal prismatic structure for the cross-section, fixed prismatic side position is provided with the ring channel, just fixed prism is provided with the shrinkage pool looks joint with handle sleeve one end, fixed frame deviates from and is provided with the recess with a side end face of fixed prismatic laminating mutually, just the inside joint of recess has removable post, the intermediate position of removable post is provided with the location mouth, the side position of removable post is provided with the location draw runner, the sliding tray sliding connection of location draw runner and the inside one side of recess, the side position of fixed frame is provided with location structure, and location structure passes fixed frame and can dismantle post looks joint.

Furthermore, a reinforcing ring is arranged at the joint of the fixing frame and the fixing prism, and the reinforcing ring is of an annular structure with a right-angled triangle-shaped cross section.

Furthermore, the detachable column comprises a column body, a clamping groove is formed in the side face of the column body, the clamping groove is of an annular structure with a rectangular cross section, and the positioning structure penetrates through the fixing frame and is clamped with the clamping groove.

Further, the upside of cylinder is provided with the laminating pad, and the surface of laminating pad and the inside internal surface of fixed frame are laminated mutually.

Further, location structure includes a fixed cylinder, the outside of a fixed cylinder is provided with the external screw thread, and the external screw thread that distributes in the fixed cylinder outside closes with the screw hole of setting in fixed frame side soon, the inside sliding connection of a fixed cylinder has the slip post, one side and the reference column of slip post are fixed mutually, the reference column passes a fixed cylinder and joint groove looks joint, the upside and the connecting rod of slip post are fixed mutually, the outside cover of connecting rod is equipped with spacing spring, spacing spring's one end and the inner wall of a fixed cylinder are laminated mutually, spacing spring's the other end and the surface of slip post are laminated mutually.

Furthermore, the connecting rod penetrates through the fixing cylinder to be fixed with the pull disc, the pull disc is of a disc-shaped structure, and anti-skidding grains are distributed on the surface of the pull disc.

Furthermore, one end of the positioning column extending out of the fixed cylinder is provided with a clamping surface, and the lower end of the clamping surface is flush with the surface of the fixed cylinder.

The utility model has the advantages that: the positioning slide bar is arranged on one side of the detachable column and is fixed with the sliding groove on one side inside the fixed frame in a sliding manner, so that the fixed frame and the detachable column cannot rotate relatively;

the clamping groove positioned on the side surface of the main body is mutually clamped with the positioning structure, the column body is convenient to disassemble due to the design, and the column bodies with positioning ports of different specifications can be selected according to actual use requirements, so that the column body can meet different use requirements;

under spacing spring's effect, the reference column is driven to the slip post and is stretched out a fixed section of thick bamboo and set up the joint groove looks joint in the cylinder side, adopts this design to make inseparable between cylinder and the fixed frame, prevents that it from sliding appearing in the in-process of using to this design has the advantage that the location is simple compared in traditional equipment, can not like current spanner through the fixed of magnetism, the condition of both alternate segregation appears easily when outside effort is too big.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a bolt fastening tool of the present invention;

FIG. 2 is a schematic structural view of a detachable post of a bolt fastening tool according to the present invention;

fig. 3 is a schematic structural view of a positioning structure in a bolt fastening tool according to the present invention;

in the figure: 1-fixed prism, 2-annular groove, 3-positioning structure, 4-detachable column, 5-positioning port, 6-positioning slide bar, 7-fixed frame, 31-pull disc, 32-fixed cylinder, 33-limit spring, 34-sliding column, 35-positioning column, 36-clamping surface, 37-connecting rod, 41-joint pad, 42-clamping groove and 43-column body.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a bolt fastening instrument, including fixed frame 7, one side of fixed frame 7 is fixed mutually with fixed prism 1, fixed frame 7 is provided with the gusset ring with fixed prism 1's junction, and this gusset ring is right triangle's annular structure for the cross-section, make promotion by a wide margin of joint strength between the two through this design, fixed prism 1 is hexagonal prism structure for the cross-section, the side position of fixed prism 1 is provided with ring channel 2, and fixed prism 1 and the shrinkage pool looks joint of setting in handle sleeve one end, a side end face of keeping away from with fixed prism 1 laminating mutually of fixed frame 7 is provided with the recess, and the inside joint of recess has removable post 4, the intermediate position of removable post 4 is provided with location mouth 5, the side position of removable post 4 is provided with location draw runner 6, the sliding tray sliding connection of location draw runner 6 and the inside one side of recess, the side position of fixed frame 7 is provided with location structure 3, and location structure 3 passes fixed frame 7 and removable post 4 looks joint.

Referring to fig. 2, the detachable column 4 includes a column 43, the column 43 is a cylindrical structure, a clamping groove 42 is formed in a side position of the column 43, the clamping groove 42 is an annular structure with a rectangular cross section, the positioning structure 3 penetrates through the fixing frame 7 and is clamped with the clamping groove 42, the clamping groove 42 in a side of the main body is clamped with the positioning structure 3, the column 43 is convenient to detach due to the design, the columns 43 of the positioning ports 5 with different specifications can be selected according to actual use requirements, so that different use requirements can be met, a fitting pad 41 is arranged on an upper side of the column 43, a surface of the fitting pad 41 is fitted with an inner surface inside the fixing frame 7, and the fitting portion does not shake due to gaps due to the structure.

Referring to fig. 3, the positioning structure 3 includes a fixing cylinder 32, an external thread is disposed on an outer side of the fixing cylinder 32, the external thread disposed on an outer side of the fixing cylinder 32 is screwed with a threaded hole disposed on a side surface of the fixing frame 7, a sliding column 34 is slidably connected inside the fixing cylinder 32, one side of the sliding column 34 is fixed with a positioning column 35, the positioning column 35 passes through the fixing cylinder 32 and is clamped with a clamping groove 42, an upper side of the sliding column 34 is fixed with a connecting rod 37, a position limiting spring 33 is sleeved on an outer side of the connecting rod 37, one end of the position limiting spring 33 is attached to an inner wall of the fixing cylinder 32, the other end of the position limiting spring 33 is attached to a surface of the sliding column 34, under the action of the position limiting spring 33, the sliding column 34 drives the positioning column 35 to extend out of the fixing cylinder 32 and is clamped with the clamping groove 42 disposed on a side surface of the cylinder 43, the cylinder 43 is inseparable by adopting the design, the cylinder 43 and the fixing frame 7 is prevented from sliding in the use process, and compared with the conventional device, the connecting rod 37 passes through the fixing cylinder 32 and is fixed with the pull plate 31, and the pull plate 31 has anti-skid threads disposed on the surface of the pull plate 31.

The end of the positioning column 35 extending out of the fixed cylinder 32 is provided with a clamping surface 36, and the lower end of the clamping surface 36 is flush with the surface of the fixed cylinder 32, and the positioning column 35 can realize the fixation of the position of the column body 43 without pulling the pull disc 31 in the using process due to the existence of the clamping surface 36.

The specific implementation mode is as follows: when the fixing device is used, the fixing prism 1 and the handle sleeve are fixed together, then the detachable columns 4 with different specifications are selected according to the specific sizes of the detachable bolts required to be detached, then the pull disc 31 is pulled, the pull disc 31 pulls to drive the connecting rod 37 to move, the sliding column 34 fixed with the connecting rod 37 moves along with the connecting rod, the positioning column 35 extends into the fixing cylinder 32, the column 43 can easily slide into the fixing frame 7, the pull disc 31 is loosened at the moment, the sliding column 34 drives the positioning column 35 to extend out of the fixing cylinder 32 to be clamped with the clamping groove 42 arranged on the side face of the column 43 under the action of the limiting spring 33, the column 43 and the fixing frame 7 cannot be separated by adopting the design, the sliding of the positioning column in the using process is prevented, compared with the traditional device, the positioning slide strip 6 and the sliding groove on one side inside the fixing frame 7 are fixed, the fixing surface of the fixing frame 7 and the detachable columns 4 cannot rotate relatively, and the positioning column 35 can be used without pulling the pull disc 31 to fix the position of the column.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A bolt tightening tool, comprising a fixing frame (7), characterized in that: one side of fixed frame (7) is fixed mutually with fixed prism (1), fixed prism (1) is hexagonal prismatic structure for the cross-section, the side position of fixed prism (1) is provided with ring channel (2), just fixed prism (1) is connected with the concave hole of handle sleeve one end mutually, a side end face that fixed frame (7) deviates from and laminates mutually with fixed prism (1) is provided with the recess, just the inside joint of recess has detachable post (4), the intermediate position of detachable post (4) is provided with location mouth (5), the side position of detachable post (4) is provided with location draw runner (6), the sliding tray sliding connection of location draw runner (6) and the inside one side of recess, the side position of fixed frame (7) is provided with location structure (3), and location structure (3) pass fixed frame (7) and detachable post (4) looks joint.

2. The bolt fastening tool according to claim 1, characterized in that: and a reinforcing ring is arranged at the joint of the fixed frame (7) and the fixed prism (1), and the reinforcing ring is of an annular structure with a right-angled triangle-shaped cross section.

3. The bolt fastening tool according to claim 2, wherein: detachable post (4) include cylinder (43), the side position of cylinder (43) is provided with joint groove (42), joint groove (42) are the loop configuration of rectangle for the cross-section, location structure (3) pass fixed frame (7) and joint groove (42) looks joint.

4. The bolt fastening tool according to claim 3, characterized in that: the upside of cylinder (43) is provided with laminating pad (41), and the surface of laminating pad (41) and the inside internal surface of fixed frame (7) are laminated mutually.

5. The bolt fastening tool according to claim 4, characterized in that: location structure (3) are including solid fixed cylinder (32), the outside of solid fixed cylinder (32) is provided with the external screw thread, distributes and closes at the external screw thread in gu fixed cylinder (32) the outside and the screw that sets up in fixed frame (7) side soon, the inside sliding connection of gu fixed cylinder (32) has slip post (34), one side and reference column (35) of slip post (34) are fixed mutually, reference column (35) pass gu fixed cylinder (32) and joint groove (42) looks joint, the upside and connecting rod (37) of slip post (34) are fixed mutually, the outside cover of connecting rod (37) is equipped with spacing spring (33), the one end of spacing spring (33) is laminated with the inner wall of gu fixed cylinder (32) mutually, the other end of spacing spring (33) is laminated with the surface of slip post (34) mutually.

6. The bolt fastening tool according to claim 5, characterized in that: the connecting rod (37) penetrates through the fixing cylinder (32) to be fixed with the pull disc (31), the pull disc (31) is of a disc-shaped structure, and anti-skidding grains are distributed on the surface of the pull disc (31).

7. The bolt fastening tool according to claim 6, characterized in that: one end of the positioning column (35) extending out of the fixed cylinder (32) is provided with a clamping surface (36), and the lower end of the clamping surface (36) is flush with the surface of the fixed cylinder (32).