CN216781652U

CN216781652U - Bolt loosening device

Info

Publication number: CN216781652U
Application number: CN202123334626.0U
Authority: CN
Inventors: 汤培远; 张海军; 尚煜栋
Original assignee: Henan Haili Future Technology Group Co ltd
Current assignee: Henan Haili Future Technology Group Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-06-21
Anticipated expiration: 2031-12-28

Abstract

The utility model provides a bolt loosening device, which belongs to the technical field of thread dismounting and comprises a nut fixing block, wherein a nut connecting hole is formed in the bottom end of the nut fixing block, a connecting block is sleeved on the outer side of the top of the nut fixing block, a handle is fixedly connected to one side of the connecting block, a limiting mechanism is arranged between the nut fixing block and the connecting block, a first limiting groove is formed in the top end of the nut fixing block, a movable groove is formed in the top of the first limiting groove, and a nut connecting column is movably connected to the inside of the first limiting groove. This bolt loosening device through set up stop gear between connecting block and nut fixed block, is guaranteeing both to be convenient for under the prerequisite of equipment and separation, makes connection between them more firm, can effectively prevent to appear the condition that breaks away from between them in the bolt process of not hard up object bottom, operates more laborsavingly, is favorable to using widely.

Description

Bolt loosening device

Technical Field

The utility model belongs to the technical field of thread dismounting, and particularly relates to a bolt loosening device.

Background

A bolt is a mechanical part, a cylindrical threaded fastener matched with a nut is a fastener consisting of a head part and a screw (a cylinder with external threads), and the fastener needs to be matched with the nut and is used for fastening and connecting two parts with through holes.

Present screw thread not hard up structure mainly comprises connection handle and not hard up structure two parts, combination between them is comparatively simple, be convenient for assemble and carry, but when the bolt of object bottom is not hard up to needs, because connection handle cup joints with not hard up structure, at not hard up in-process, not only will provide the power of not hard up bolt to connecting the handle, but also will provide ascending thrust for connecting the handle, prevent to connect handle and not hard up structure separation, the operation is more troublesome, and current not hard up structure function is comparatively single, can only become flexible to the bolt of a head type, it is very inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bolt loosening device, and aims to solve the problems that a connecting handle and a loosening structure of the bolt loosening device in the prior art are easy to separate and the use limitation is large.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a bolt loosening device, includes the nut fixed block, the inside nut connecting hole of having seted up in the bottom of nut fixed block, the connecting block has been cup jointed in the top outside of nut fixed block, one side fixedly connected with handle of connecting block, be provided with stop gear between nut fixed block and the connecting block, first spacing groove has been seted up to the top of nut fixed block inside, the top of first spacing groove is provided with movable groove, the inside swing joint of first spacing groove has the nut spliced pole.

Preferably, the limiting mechanism comprises a clamping groove formed in the outer side of the top of the nut fixing block, a second limiting groove is formed in one side of the clamping groove, a sleeve is arranged on the outer side of the top of the nut fixing block, a bottom block is fixedly connected to the bottom of the inner side of the sleeve, the clamping groove and the second limiting groove are matched with the bottom block, a clamping block is fixedly connected to the inner side of the connecting block, and the clamping block is matched with the clamping groove.

Preferably, the number of the clamping grooves is multiple, the clamping grooves are circumferentially distributed on the outer side of the nut fixing block, and the number and the positions of the second limiting groove, the bottom block and the clamping blocks correspond to the number and the positions of the clamping grooves.

Preferably, the middle part of the sleeve is in threaded connection with a threaded column, and the threaded column is matched with the movable groove.

Preferably, the top end of the threaded column is fixedly connected with a rotating block, and an anti-skid groove is formed in the outer side of the rotating block.

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

1. this bolt looseness device through set up stop gear between connecting block and nut fixed block, is guaranteeing both to be convenient for under the prerequisite of equipment and separation, makes connection between them more firm, can effectively prevent to appear the condition that breaks away from between them at the not hard up object bottom bolt in-process, operates more laborsavingly, is favorable to using widely.

2. This bolt looseness device through setting up the cooperation between nut fixed block, nut connecting hole, first spacing groove, activity groove and the nut spliced pole, makes the device can become flexible outer hexagon bolt promptly, can become flexible interior hexagon bolt again, has reduced the limitation of use, and it is more convenient to use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic bottom view of the present invention;

FIG. 3 is a schematic top view of the nut fixing block according to the present invention;

fig. 4 is a schematic sectional view of the nut fixing block and the connecting block according to the present invention.

In the figure: 1. a nut fixing block; 2. connecting blocks; 3. a handle; 4. a threaded post; 5. a sleeve; 6. a first limit groove; 7. a clamping block; 8. a card slot; 9. a nut connecting column; 10. a movable groove; 11. a second limit groove; 12. a nut connection hole; 13. and a bottom block.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a bolt looseness device, including nut fixed block 1, nut connecting hole 12 has been seted up to nut fixed block 1's bottom inside, connecting block 2 has been cup jointed in nut fixed block 1's the top outside, one side fixedly connected with handle 3 of connecting block 2, be provided with stop gear between nut fixed block 1 and the connecting block 2, first spacing groove 6 has been seted up to nut fixed block 1's top inside, the top of first spacing groove 6 is provided with movable groove 10, the inside swing joint of first spacing groove 6 has nut spliced pole 9.

In the specific embodiment of the utility model, the connecting block 2 is sleeved on the outer side of the top of the nut fixing block 1, the position of the nut fixing block and the nut connecting block is fixed by using the limiting mechanism, the relative motion of the nut fixing block and the nut connecting block is prevented, the connection of the nut fixing block and the nut connecting block is firmer, the separation of the nut connecting block and the nut connecting block in the process of loosening the bolt at the bottom of an object can be effectively prevented, the operation is more labor-saving, the popularization and the use are facilitated, the nut connecting hole 12 is sleeved on the outer side of the head of the bolt, the bolt can be loosened by rotating the handle 3, in the process, the nut connecting column 9 can enter the inner part of the top end of the corresponding inner hexagon bolt after the nut fixing block 1 is sleeved on the outer side of the inner hexagon bolt, at the moment, the handle 3 is rotated, the inner hexagon can be loosened by using the matching between the first limiting groove 6 and the nut connecting column 9, prevent both to produce relative rotation, make the device can become flexible outer hexagon bolt promptly, can become flexible interior hexagon bolt again, reduced the limitation of use, it is more convenient to use.

Specifically, stop gear is including seting up the draw-in groove 8 in the 1 top outside of nut fixed block, one side of draw-in groove 8 is provided with second spacing groove 11, the top outside of nut fixed block 1 is provided with sleeve 5, the inboard bottom fixedly connected with end block 13 of sleeve 5, draw-in groove 8 and second spacing groove 11 all with end block 13 looks adaptation, the inboard fixedly connected with fixture block 7 of connecting block 2, fixture block 7 and draw-in groove 8 looks adaptation.

In this embodiment: through the cooperation between draw-in groove 8 and fixture block 7, prevent to produce relative rotation between nut fixed block 1 and the connecting block 2, cup joint behind the top of nut fixed block 1 when connecting block 2, place sleeve 5 on the top of nut fixed block 1, make end block 13 enter into the inside of draw-in groove 8, rotate sleeve 5 afterwards, make end block 13 enter into the inside of second spacing groove 11, this moment under sleeve 5's effect, connecting block 2 is fixed at nut fixed block 1's top, it is more firm to make both connect.

Specifically, the clamping grooves 8 are multiple, the clamping grooves 8 are circumferentially distributed on the outer side of the nut fixing block 1, and the quantity and the positions of the second limiting grooves 11, the bottom block 13 and the clamping blocks 7 correspond to the quantity and the positions of the clamping grooves 8.

In this embodiment: through setting up the draw-in groove 8 that is the circumference and distributes, make the atress between connecting block 2 and the nut fixed block 1 more even.

Specifically, the middle part of the sleeve 5 is in threaded connection with a threaded column 4, and the threaded column 4 is matched with the movable groove 10.

In this embodiment: the threaded column 4 is rotated, so that the threaded column 4 can enter the movable groove 10, the nut connecting column 9 is fixed in position, the inner hexagon bolt can be loosened at the moment, and the nut connecting column 9 is stable in work.

Specifically, the top end fixedly connected with of screw thread post 4 changes the piece, changes the outside of piece and has seted up anti-skidding recess.

In this embodiment: utilize the commentaries on classics piece to drive screw thread post 4 and rotate, it is more convenient to operate, and the anti-skidding recess can increase the frictional force between finger and the commentaries on classics piece, is convenient for rotate the commentaries on classics piece.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bolt device that becomes flexible, includes nut fixed block (1), its characterized in that: nut connecting hole (12) have been seted up to the inside bottom of nut fixed block (1), connecting block (2) have been cup jointed in the top outside of nut fixed block (1), one side fixedly connected with handle (3) of connecting block (2), be provided with stop gear between nut fixed block (1) and connecting block (2), first spacing groove (6) have been seted up to the inside top of nut fixed block (1), the top of first spacing groove (6) is provided with movable groove (10), the inside swing joint of first spacing groove (6) has nut spliced pole (9).

2. A bolt loosening device as defined in claim 1, wherein: stop gear is including seting up draw-in groove (8) in nut fixed block (1) top outside, one side of draw-in groove (8) is provided with second spacing groove (11), the top outside of nut fixed block (1) is provided with sleeve (5), inboard bottom fixedly connected with bottom block (13) of sleeve (5), draw-in groove (8) and second spacing groove (11) all with bottom block (13) looks adaptation, inboard fixedly connected with fixture block (7) of connecting block (2), fixture block (7) and draw-in groove (8) looks adaptation.

3. A bolt loosening apparatus as defined in claim 2, wherein: the clamping grooves (8) are multiple, the clamping grooves (8) are circumferentially distributed on the outer side of the nut fixing block (1), and the number and the positions of the second limiting grooves (11), the bottom blocks (13) and the clamping blocks (7) correspond to the number and the positions of the clamping grooves (8).

4. A bolt loosening apparatus as defined in claim 2, wherein: the middle part of the sleeve (5) is in threaded connection with a threaded column (4), and the threaded column (4) is matched with the movable groove (10).

5. A bolt loosening device as defined in claim 4, wherein: the top end of the threaded column (4) is fixedly connected with a rotating block, and an anti-skid groove is formed in the outer side of the rotating block.