CN219994131U

CN219994131U - Novel high-strength long-life T-shaped bolt

Info

Publication number: CN219994131U
Application number: CN202321666605.5U
Authority: CN
Inventors: 马杰
Original assignee: Xingzhuo Metal Products Hebei Co ltd
Current assignee: Xingzhuo Metal Products Hebei Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-11-10
Anticipated expiration: 2033-06-28

Abstract

The utility model discloses a novel high-strength long-life T-shaped bolt, which relates to the technical field of T-shaped bolts and comprises a screw, wherein a limiting part is fixedly connected to the middle part of the screw, semicircular threads which are equidistantly arranged are embedded on the outer surface of the screw close to the two sides of the limiting part, rectangular threads which are equidistantly arranged are embedded on one side, far away from the semicircular threads, of the outer surface of the screw, the rectangular threads and the semicircular threads are fixedly arranged on the surfaces of the two ends of the screw, when an object is fixed, the screw penetrates through the middle part of the object, nuts on the two sides firstly pass through the rectangular threads and reach the semicircular threads, the nuts on the two sides limit and fix the object, and meanwhile, the nuts on the two ends are screwed back to the rectangular threads for half-turn clamping, so that the nuts are prevented from loosening, elastic deformation is recovered, pre-tightening stress is eliminated, high continuous tension is kept on the nuts, the replacement and maintenance frequency of the nuts is reduced, and the service life of the strength of the bolt is prolonged.

Description

Novel high-strength long-life T-shaped bolt

Technical Field

The utility model relates to the technical field of T-shaped bolts, in particular to a novel high-strength long-life T-shaped bolt.

Background

The T-shaped bolt can be directly placed in an aluminum profile groove, can be automatically positioned and locked in the installation process, is matched with a flange nut for use, is a standard matched connecting piece when an angle piece is installed, can be selected for use according to the width of the profile groove and different series of profiles, and belongs to movable foundation bolts.

The utility model provides a novel high strength long-life T type bolt is proposed to publication number CN214698695U, belongs to T type high strength long-life T type bolt field, the bolt main part includes bolt head, connecting block and shank of bolt, the bottom welding of bolt head has the connecting block, the screw thread groove has been seted up to the inside wall of connecting block, the inside wall threaded connection of screw thread groove has the shank of bolt, the bottom welding of bolt head has the other end of boss and the lateral wall mutual welding of connecting block. According to the utility model, through the mutual matching of the bolt head, the connecting block, the bolt rod, the thread groove and the groove, the practical applicability of the bolt is increased by screwing a person, and through the mutual matching of the galvanized layer, the oxidation preventing layer and the reinforcing block, the corrosion resistance and the strength of the bolt can be improved, the service life of the bolt is prolonged, and the bolt is suitable for being widely popularized and used.

However, the implementation of the novel high-strength long-life T-shaped bolt has the following problems: the device improves the corrosion resistance and the strength of the bolt through the mutual matching of the galvanized layer, the oxidation prevention layer and the reinforcing block in the actual use process, and improves the service life of the bolt, but the device can only carry out unidirectional fixation, and can generate looseness when the object is fixed, so that the practicability of the device is limited to a certain extent.

Disclosure of Invention

The utility model provides a novel high-strength long-life T-shaped bolt, which solves the problem that the T-shaped bolt can only be fixed in one direction and can loosen when an object is fixed in the related technology:

the technical scheme of the utility model is as follows: the utility model provides a novel high strength long life T type bolt, includes the screw rod, the middle part fixedly connected with locating part of screw rod, the surface of screw rod is close to the both sides of locating part and inlays the semicircle screw thread that has the equidistance to be arranged, the surface of screw rod is kept away from one side of semicircle screw thread and is inlayed the rectangle screw thread that has the equidistance to be arranged, the surface spraying of screw rod has the galvanizing coat, the surface spraying of rectangle screw thread and semicircle screw thread has anticorrosive coating.

Preferably, a first T-shaped piece is arranged at the bottom of the screw rod, and a first fixing piece is fixedly connected with the middle of the bottom end of the first T-shaped piece.

Preferably, first limit grooves which are arranged at equal intervals are formed in two sides of the first T-shaped piece, and first grooves which are arranged at equal intervals are formed in two sides of the middle of the first T-shaped piece.

Preferably, the middle part fixedly connected with first nut on first T type spare top, the outside fixedly connected with of first nut is equidistant to be arranged first swash plate, the bottom of first swash plate links to each other with first T type spare.

Preferably, a thread groove is formed in the middle of the first nut.

Preferably, the top of screw rod has placed second T type spare, the middle part fixedly connected with second mounting on second T type spare top, the mounting hole has been seted up at the middle part of second mounting.

Preferably, second limit grooves which are arranged at equal intervals are formed in two sides of the second T-shaped piece, and second grooves which are arranged at equal intervals are formed in two sides of the middle of the second T-shaped piece.

Preferably, the middle part fixedly connected with second nut of second T type spare bottom, the outside fixedly connected with second swash plate of second nut equidistance range, the top of second swash plate links to each other with the second T type spare.

The working principle and the beneficial effects of the utility model are as follows:

1. in this embodiment, through being equipped with the screw rod, both ends surface of screw rod equal fixed mounting has rectangle screw thread, semicircle screw thread, when fixing the article, runs through the screw rod to the middle part of article, the nut of both sides is at first through rectangle screw thread, reach in the semicircle screw thread, the nut of both sides carries out spacing to the article and fixes, the nut at both ends is twisted back and is moved half circle card to rectangle screw thread simultaneously, prevent that the nut from producing not hard up, resume elastic deformation, eliminate pretension stress, make the nut keep higher continuous tension, the change maintenance frequency of nut has been reduced, the life of the intensity of bolt has been improved.

2. Through being equipped with first spacing groove, second recess in this embodiment, when tightening the fastening to the bolt, first spacing groove, first recess that first T type spare outside was offered, second spacing groove, the second recess that second T type spare outside was offered have increased the frictional force between nut and the spanner, can not produce the sideslip at the spanner in-process of screwing, simultaneously, first mounting and second mounting also can tighten the fixing to the bolt to make to screw the fastening to the bolt have multiple route, improved the practicality of device.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of the overall structure of a novel high-strength long-life T-shaped bolt provided by the utility model;

FIG. 2 is a schematic diagram of a novel high-strength long-life T-shaped bolt thread groove structure;

FIG. 3 is a schematic diagram of a novel high-strength long-life T-shaped bolt and screw rod structure;

FIG. 4 is a schematic diagram of a novel high-strength long-life T-shaped bolt mounting hole structure;

in the figure: 1. a first T-piece; 2. a first fixing member; 3. a first nut; 4. a first limit groove; 5. a first groove; 6. a first swash plate; 7. a screw; 8. rectangular threads; 9. semicircular threads; 10. a limiting piece; 11. a second nut; 12. a second swash plate; 13. a second T-piece; 14. the second limit groove; 15. a second groove; 16. a second fixing member; 17. a thread groove; 18. and (5) mounting holes.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 3, a novel high strength long life T type bolt, including screw rod 7, through being equipped with screw rod 7, the equal fixed mounting in both ends surface of screw rod 7 has rectangular screw thread 8, semicircle screw thread 9, when fixing the article, run through screw rod 7 to the middle part of article, the nut of both sides is at first through rectangular screw thread 8, reach semicircle screw thread 9 in, the nut of both sides carries out spacing fixed to the article, the nut at both ends is twisted back and is moved half circle card to rectangular screw thread 8 simultaneously, prevent that the nut from producing not hard up, resume elastic deformation, eliminate pretension stress, make the nut keep higher continuous tension, the change maintenance frequency of nut has been reduced, the life of bolt's intensity has been improved, the middle part fixedly connected with locating part 10 of screw rod 7, the surface of screw rod 7 is close to semicircle screw thread 9 of equidistance range is inlayed to the both sides of locating part 10, rectangular screw thread 8 of equidistant range is inlayed to one side that semicircle screw rod 7 was kept away from semicircle screw thread 9, the surface spraying of screw rod 7 has the galvanizing layer, the surface spraying of rectangle screw rod 8 and semicircle screw thread 9 has anticorrosive coating.

Referring to fig. 1, 2 and 4, a first T-shaped member 1 is placed at the bottom of a screw 7, a first fixing member 2 is fixedly connected to the middle of the bottom end of the first T-shaped member 1, first limit grooves 4 which are equidistantly arranged are formed in two sides of the first T-shaped member 1, first grooves 5 which are equidistantly arranged are formed in two sides of the middle of the first T-shaped member 1, a first nut 3 is fixedly connected to the middle of the top end of the first T-shaped member 1, a first inclined plate 6 which is equidistantly arranged is fixedly connected to the outer side of the first nut 3, the bottom of the first inclined plate 6 is connected with the first T-shaped member 1, a thread groove 17 is formed in the middle of the first nut 3, a second T-shaped member 13 is placed at the top of the screw 7, a second fixing member 16 is fixedly connected to the middle of the top end of the second T-shaped member 13, a mounting hole 18 is formed in the middle of the second fixing member 16, second limit grooves 14 which are equidistantly arranged are formed in two sides of the second T-shaped member 13, the two sides of the middle part of the second T-shaped piece 13 are provided with the second grooves 15 which are arranged at equal intervals, and by arranging the first limit grooves 4 and the second grooves 15, when the bolt is screwed and fastened, the first limit grooves 4, the first grooves 5 which are arranged outside the first T-shaped piece 1 and the second limit grooves 14 and the second grooves 15 which are arranged outside the second T-shaped piece 13 increase the friction force between the nut and the spanner, sideslip can not occur in the screwing process of the spanner, and simultaneously the first fixing piece 2 and the second fixing piece 16 can also screw and fix the bolt, so that a plurality of ways are provided when the bolt is screwed and fastened, the practicability of the device is improved, the middle part of the bottom end of the second T-shaped piece 13 is fixedly connected with the second nut 11, the outer side of the second nut 11 is fixedly connected with the second sloping plate 12 which is arranged at equal intervals, the top of the second swash plate 12 is connected to a second T-piece 13.

The working principle and the using flow of the utility model are as follows:

when the novel high-strength long-life T-shaped bolt is installed and used, firstly, the screw rod 7, the rectangular screw thread 8, the semicircular screw thread 9 and the limiting piece 10 are inlaid and combined into the bolt, the rectangular screw thread 8 and the semicircular screw thread 9 are fixedly installed on the surfaces of the two ends of the screw rod 7, when the object is fixed, the screw rod 7 penetrates through the middle part of the object, nuts on the two sides firstly pass through the rectangular screw thread 8 and reach the semicircular screw thread 9, the nuts on the two sides limit and fix the object, meanwhile, the nuts on the two ends are screwed back to be clamped into the rectangular screw thread 8 by half a circle, the nuts are prevented from loosening, elastic deformation is recovered, the pretension stress is eliminated, the nuts keep high continuous tension, the replacement and maintenance frequency of the nuts is reduced, the service life of the strength of the bolt is prolonged, when the bolt is screwed and fastened, the first limit groove 4, the first groove 5 and the second limit groove 14 and the second groove 15 are formed in the first T-shaped part 1 and the second T-shaped part 13, friction force between the nut and the wrench is increased, sideslip cannot occur in the screwing process of the wrench, meanwhile, the first fixing part 2 and the second fixing part 16 can also screw and fix the bolt, so that various ways are provided when the bolt is screwed and fixed, a galvanized layer is sprayed on the surface of the screw rod 7, anti-corrosion paint is sprayed on the outer surfaces of the rectangular threads 8 and the semicircular threads 9, corrosion of the rectangular threads 8 and the semicircular threads 9 is effectively prevented, and meanwhile, the galvanized layer can greatly improve the strength of the screw rod 7.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the scope of the present utility model. All equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. Novel high strength long-life T type bolt, including screw rod (7), its characterized in that: the middle part fixedly connected with locating part (10) of screw rod (7), the surface of screw rod (7) is close to both sides of locating part (10) and inlays semicircular screw thread (9) that the equidistance was arranged, one side that semicircular screw thread (9) were kept away from to the surface of screw rod (7) is inlayed and is had rectangular screw thread (8) that the equidistance was arranged, the surface spraying of screw rod (7) has the galvanizing coat, the surface spraying of rectangular screw thread (8) and semicircular screw thread (9) has anticorrosive coating.

2. The novel high-strength long-life T-bolt of claim 1, wherein: the bottom of screw rod (7) has placed first T type spare (1), the middle part fixedly connected with first mounting (2) of first T type spare (1) bottom.

3. The novel high strength long life T-bolt of claim 2, wherein: first spacing groove (4) of equidistance range are seted up to the both sides of first T type spare (1), first recess (5) of equidistance range are seted up to the both sides at first T type spare (1) middle part.

4. A novel high strength long life T-bolt according to claim 3, wherein: the middle part fixedly connected with first nut (3) on first T type spare (1) top, the outside fixedly connected with of first nut (3) first swash plate (6) of equidistance range, the bottom of first swash plate (6) links to each other with first T type spare (1).

5. The novel high-strength long-life T-bolt of claim 4, wherein: a thread groove (17) is formed in the middle of the first nut (3).

6. The novel high-strength long-life T-bolt of claim 1, wherein: the top of screw rod (7) has placed second T type spare (13), the middle part fixedly connected with second mounting (16) on second T type spare (13) top, mounting hole (18) have been seted up at the middle part of second mounting (16).

7. The novel high-strength long-life T-bolt of claim 6, wherein: second limiting grooves (14) which are arranged at equal intervals are formed in two sides of the second T-shaped piece (13), and second grooves (15) which are arranged at equal intervals are formed in two sides of the middle of the second T-shaped piece (13).

8. The novel high-strength long-life T-bolt of claim 6, wherein: the middle part fixedly connected with second nut (11) of second T type spare (13) bottom, the outside fixedly connected with second swash plate (12) of second nut (11) equidistance range, the top of second swash plate (12) links to each other with second T type spare (13).