CN216867256U

CN216867256U - Hexagonal head combination screw

Info

Publication number: CN216867256U
Application number: CN202122403241.9U
Authority: CN
Inventors: 卢凤琴; 卢战华
Original assignee: Suzhou Augusting G Precision Hardware Co ltd
Current assignee: Suzhou Augusting G Precision Hardware Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-07-01
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a hexagonal head combined screw, which belongs to the technical field of screws and comprises a hexagonal head, wherein the upper end of the hexagonal head is provided with a straight groove, the lower end of the hexagonal head is provided with a screw rod, two sides of the surface of the screw rod are provided with threads, a clamping surface is arranged between the two threads, the lower side of the screw rod is provided with a main nut, and the other side of the main nut is provided with an anti-loosening plate. The safety is improved.

Description

Hexagonal head combination screw

Technical Field

The utility model belongs to the technical field of screws, and particularly relates to a hexagonal head combined screw.

Background

The screw is a tool for fastening the parts of an object step by utilizing the physical and mathematical principles of the inclined circular rotation and friction of the object. Screws are a common term for fasteners, a common spoken word.

Chinese patent publication No. CN211924682U discloses a hexagon head bolt structure, and former bolt structure locking performance is relatively poor, and the bolt is not hard up easily after long-time use and between the mounting, and the security is lower, and former bolt structure can not protect the hexagon head simultaneously, and the hexagon head receives the corruption easily, inconvenient follow-up dismantlement work, has impurity to get into in the straight groove of hexagon overhead end easily simultaneously.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the utility model provides the hexagonal head combined screw which has the characteristics of good anti-loosening performance and high safety.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a hexagonal head combination screw, includes the hexagonal head, the upper end of hexagonal head is provided with a word groove, the lower extreme of hexagonal head is provided with the screw rod, the surperficial both sides of screw rod are provided with the screw thread, two be provided with the clamping face between the screw thread, the downside of screw rod is provided with main nut, main nut's opposite side is provided with the anti-loosening plate, the clamping groove that corresponds with the screw rod has been seted up in the anti-loosening plate, the upper end both sides of anti-loosening plate are provided with the kelly, main nut lower extreme is provided with a plurality of card holes that correspond with the kelly.

Preferably, the clamping rod is connected with the anti-loosening plate through a sliding seat, and a sliding groove corresponding to the sliding seat is formed in the anti-loosening plate.

Preferably, the one end that main nut was kept away from to the locking plate is provided with vice nut, kelly and slide formula structure as an organic whole of welding.

Preferably, an angle of ninety degrees is formed between adjacent card holes, and the arc of the sliding groove is set to be ninety degrees.

Preferably, the upper end of the hexagonal head is provided with a sleeve box, and the other end of the sleeve box is provided with a lifting ring through clamping connection.

Preferably, the inner wall of the sleeve box is provided with a rubber pad in an adhesion manner through glue, and the sleeve box is of an aluminum structure.

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

1. according to the utility model, the anti-loosening plate is arranged, the screw rod is screwed into a plate to be fixed through the hexagonal head, the main nut is screwed into the other end of the screw rod, the anti-loosening plate is sleeved on the surface of the screw rod, the clamping rod at the upper end of the anti-loosening plate is clamped into the clamping hole at the lower end of the main nut, the clamping groove in the middle of the anti-loosening plate is clamped with the clamping surface on the surface of the screw rod, the anti-loosening plate cannot rotate on the surface of the screw rod, the auxiliary nut is screwed onto the screw rod, the anti-loosening plate is fixed, and the main nut is prevented from slipping off the screw rod due to loosening when the anti-loosening plate is arranged, so that the safety is improved.

2. According to the utility model, the sleeve box is arranged at the upper end of the hexagonal head, and the sleeve box is sleeved at the upper end of the hexagonal head after the screw is installed, so that the sleeve box can protect the hexagonal head, prevent the hexagonal head from being corroded after long-time use and inconvenient subsequent disassembly, and prevent impurities from entering the linear groove.

Drawings

FIG. 1 is an installed perspective view of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is a top perspective view of the present invention in installation;

FIG. 4 is a perspective view of the present invention after installation of the anti-loosening plate;

FIG. 5 is a perspective view of the slider of the present invention;

in the figure: 1. a screw; 2. a hexagonal head; 3. a kit; 4. a clamping surface; 5. a main nut; 6. an anti-loosening plate; 7. a secondary nut; 8. a clamping groove; 9. a thread; 10. a clamping rod; 11. a slide base; 12. a clamping hole; 13. a straight slot; 14. lifting a ring; 15. a chute.

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.

Example 1

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a hexagonal head combination screw, including hexagonal head 2, the upper end of hexagonal head 2 is provided with a straight line groove 13, the lower extreme of hexagonal head 2 is provided with screw rod 1, screw rod 1's surperficial both sides are provided with screw thread 9, be provided with clamping face 4 between two screw threads 9, screw rod 1's downside is provided with main nut 5, main nut 5's opposite side is provided with anti-loosening plate 6, open the clamping groove 8 that corresponds with screw rod 1 in anti-loosening plate 6, anti-loosening plate 6's upper end both sides are provided with kelly 10, main nut 5 lower extreme is provided with a plurality of calorie of holes 12 that correspond with kelly 10.

Specifically, the clamping rod 10 is connected with the anti-loosening plate 6 through a sliding seat 11, and a sliding groove 15 corresponding to the sliding seat 11 is arranged in the anti-loosening plate 6.

Through adopting above-mentioned technical scheme, can adjust the card pole 10 position through setting up slide 11, make things convenient for card pole 10 to get into in the card hole 12.

Specifically, one end of the anti-loosening plate 6, which is far away from the main nut 5, is provided with an auxiliary nut 7, and the clamping rod 10 and the sliding seat 11 are of a welded integral structure.

Through adopting above-mentioned technical scheme, can twist screw rod 1 with vice nut 7 through setting up vice nut 7 on, vice nut 7 upper end supports 6 lower extremes of locking plate, plays the fixed action to locking plate 6, prevents that main nut 5 from rotating and driving slide 11 and remove in spout 15, thereby it makes main nut 5 not hard up to lead to locking plate 6 to slide on screw rod 1, kelly 10 is more firm with slide 11 formula structure as welding, it is not fragile between kelly 10 and the slide 11.

Specifically, the adjacent card holes 12 form an angle of ninety degrees, and the arc of the sliding slot 15 is set to be ninety degrees.

By adopting the technical scheme, the sliding range of the sliding seat 11 in the sliding groove 15 can cover the range between the adjacent clamping holes 12, so that the clamping rod 10 can conveniently enter the clamping holes 12.

When the anti-loosening plate 6 is used in the embodiment, the screw rod 1 is screwed into a plate to be fixed through the hexagon head 2, the main nut 5 is screwed into the other end of the screw rod 1, the anti-loosening plate 6 is sleeved on the surface of the screw rod 1, the clamping rod 10 at the upper end of the anti-loosening plate 6 is clamped into the clamping hole 12 at the lower end of the main nut 5, the clamping groove 8 in the middle of the anti-loosening plate 6 is clamped with the clamping surface 4 on the surface of the screw rod 1, the anti-loosening plate 6 cannot rotate on the surface of the screw rod 1, the auxiliary nut 7 is screwed on the screw rod 1, the upper end of the auxiliary nut 7 is abutted against the lower end of the anti-loosening plate 6, the anti-loosening plate 6 is fixed, the clamping rod 10 is prevented from sliding from the clamping hole 12, the main nut 5 is prevented from sliding off from the screw rod 1 when the anti-loosening plate 6 is arranged, the safety is improved, when the positions of the clamping rod 10 and the clamping hole 12 at the lower end of the main nut 5 do not correspond, the sliding seat 11 moves in the sliding groove 15 in the anti-loosening plate 6, the position of the clamping rod 10 can be adjusted by arranging the sliding seat 11, so that the clamping rod 10 can conveniently enter the clamping hole 12;

example 2

The present embodiment is different from embodiment 1 in that: the upper end of the hexagon head 2 is provided with a sleeve box 3, and the other end of the sleeve box 3 is provided with a lifting ring 14 through clamping connection.

Through adopting above-mentioned technical scheme, cover box 3 can play the guard action to hexagonal head 2, prevents that hexagonal head 2 from using for a long time and receiving the corruption, inconvenient follow-up dismantlement work, and cover box 3 can prevent that impurity from getting into a word groove 13, and sets up the convenient cover box 3 of taking off from hexagonal head 2 of hand-ring 14.

Specifically, the inner wall of the sleeve box 3 is provided with a rubber pad through the adhesion of glue, and the sleeve box 3 is arranged to be of an aluminum structure.

Through adopting above-mentioned technical scheme, can make block fastening more between cover box 3 and the hexagonal head 2 through setting up the rubber pad, and cover box 3 sets up to the light facilitate use of aluminium system structure more.

When this embodiment uses, through set up cover box 3 in 2 upper ends on the hexagonal head, 1 installation of screw rod finishes the back with cover box 3 cup joints in 2 upper ends on the hexagonal head, cover box 3 can play the guard action to the hexagonal head 2, prevents that the hexagonal head 2 from using for a long time and receiving the corruption, inconvenient follow-up dismantlement work, and cover box 3 can prevent that impurity from getting into in a word groove 13.

The structures and the working principles of the screw 1, the hexagonal head 2 and the straight groove 13 in the utility model are disclosed in a hexagonal head bolt structure disclosed in Chinese patent publication No. CN 211924682U.

The working principle and the using process of the utility model are as follows: when the device is used, the device is arranged at a proper position, the screw rod 1 is screwed into a plate to be fixed through the hexagon head 2 by arranging the anti-loosening plate 6, the main screw cap 5 is screwed into the other end of the screw rod 1, the anti-loosening plate 6 is sleeved on the surface of the screw rod 1, the clamping rod 10 at the upper end of the anti-loosening plate 6 is clamped into the clamping hole 12 at the lower end of the main screw cap 5, the clamping groove 8 in the middle of the anti-loosening plate 6 is clamped with the clamping surface 4 on the surface of the screw rod 1, the anti-loosening plate 6 cannot rotate on the surface of the screw rod 1, the auxiliary screw cap 7 is screwed on the screw rod 1, the upper end of the auxiliary screw cap 7 is abutted against the lower end of the anti-loosening plate 6 to fix the anti-loosening plate 6, the clamping rod 10 is prevented from sliding from the clamping hole 12, the main screw cap 5 is prevented from sliding off from the screw rod 1 by arranging the anti-loosening plate 6, the safety is improved, when the clamping rod 10 does not correspond to the clamping hole 12 at the lower end of the main screw cap 5, the sliding seat 11 can move in the sliding groove 15 in the anti-loosening plate 6, can adjust card pole 10 positions through setting up slide 11, make things convenient for card pole 10 to get into card hole 12, through set up the cover box 3 in the first 2 upper ends of hexagon, the screw rod 1 installation finishes the back and cup joints cover box 3 in the first 2 upper ends of hexagon, cover box 3 can play the guard action to the first 2 of hexagon, prevents that the first 2 of hexagon from using for a long time and receiving the corruption, inconvenient follow-up dismantlement work, and cover box 3 can prevent that impurity from getting into a word groove 13.

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

Claims

1. The utility model provides a hexagonal head combination screw, includes hexagonal head (2), its characterized in that: the upper end of hexagonal head (2) is provided with straight line groove (13), the lower extreme of hexagonal head (2) is provided with screw rod (1), the surperficial both sides of screw rod (1) are provided with screw thread (9), two be provided with clamping face (4) between screw thread (9), the downside of screw rod (1) is provided with main nut (5), the opposite side of main nut (5) is provided with anti-loosening plate (6), open in anti-loosening plate (6) and be equipped with clamping groove (8) that correspond with screw rod (1), the upper end both sides of anti-loosening plate (6) are provided with kelly (10), main nut (5) lower extreme is provided with a plurality of calorie hole (12) that correspond with kelly (10).

2. The hexagonal-head combination screw according to claim 1, wherein: the clamping rod (10) is connected with the anti-loosening plate (6) through a sliding seat (11), and a sliding groove (15) corresponding to the sliding seat (11) is arranged in the anti-loosening plate (6).

3. The hexagonal-head combination screw according to claim 2, wherein: the one end that main nut (5) were kept away from in locking plate (6) is provided with vice nut (7), kelly (10) and slide (11) formula structure as an organic whole of welding.

4. The hexagonal-head combination screw according to claim 2, wherein: the adjacent clamping holes (12) form an angle of ninety degrees, and the arc of the sliding groove (15) is set to be ninety degrees.

5. The hexagonal-head combination screw according to claim 1, wherein: the hexagonal head is characterized in that a sleeve box (3) is arranged at the upper end of the hexagonal head (2), and a lifting ring (14) is arranged at the other end of the sleeve box (3) in a clamping connection mode.

6. The hexagonal-head combination screw according to claim 5, wherein: the inner wall of the sleeve box (3) is provided with a rubber pad through glue adhesion, and the sleeve box (3) is of an aluminum structure.