CN212985771U

CN212985771U - Novel high-efficient fixed car bolt

Info

Publication number: CN212985771U
Application number: CN202021435219.1U
Authority: CN
Inventors: 钱恒翔
Original assignee: Jiangxi United Standard Parts Manufacturing Co ltd
Current assignee: Jiangxi United Standard Parts Manufacturing Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-04-16
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses a novel high-efficient fixed car bolt, including screw rod and nut, the screw rod outer wall is provided with the external screw thread, and open at screw rod top outer wall has D type groove, and screw rod bottom outer wall is provided with the dog, and the dog is regular hexagon shape, and open at nut top outer wall has the internal thread hole, and the internal diameter in internal thread hole is unanimous with the internal diameter of external screw thread. The utility model discloses a set up D type groove, limiting plate and mounting hole, pass through the back of threaded fixation on the screw rod at the nut, it has the internal thread hole on the nut to open the position in D type groove on the screw rod, cover the limiting plate on the screw rod of exploding through the hinge this moment, the mounting hole is unanimous with the shape of screw rod top outer wall, can overlap completely at the screw rod outer wall, through the cooperation in mounting hole and D type groove, threaded hole internal rotation including the screw rod after letting to be fixed by the nut, thereby the fixed connection effect of letting whole bolt is better, the easy not hard up problem of nut has been solved.

Description

Novel high-efficient fixed car bolt

Technical Field

The utility model relates to a bolt standard technical field especially relates to a novel high-efficient fixed car bolt.

Background

Automobile bolts: mechanical parts, cylindrical threaded fasteners fitted with nuts. A fastener consisting of a head part and a screw (a cylinder with external threads) needs to be matched with a nut and is used for fastening and connecting two parts with through holes. This form of connection is known as a bolted connection. The standard parts refer to common parts such as screw thread parts, keys, pins, rolling bearings and the like which are completely standardized in all aspects of structure, size, drawing, marking and the like and are produced by professional factories. The generalized includes mechanical parts such as standardized fastener, connecting piece, driving medium, sealing member, hydraulic component, pneumatic component, bearing, spring, and current automobile bolt standard component is fixed not very stable, can cause after fixed to rock, and serious probably causes to drop, can not play the antiskid effect, and the location performance is poor, operates inconveniently, is difficult to satisfy the demand of current novel high-efficient fixed automobile bolt standard component.

Through the retrieval, chinese patent application number is CN209146093U, discloses a novel high-efficient fixed automobile bolt, including bolt body, disc base, first thread groove and elasticity fixed block, the outside of bolt body distributes has first thread groove, the middle distribution of first thread groove has first thread groove, but above-mentioned technical scheme still has the bolt nut and takes place to become flexible the problem that drops from the screw rod easily because do not set up corresponding fastener on the nut of bolt.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the novel high-efficient fixed car bolt that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel high-efficient fixed car bolt, including screw rod and nut, the screw rod outer wall is provided with the external screw thread, open screw rod top outer wall has D type groove, screw rod bottom outer wall is provided with the dog, the dog is the regular hexagon shape, open nut top outer wall has the internal thread hole, the internal diameter in internal thread hole is unanimous with the internal diameter of external screw thread, nut top outer wall is fixed with the limiting plate through the hinge, open limiting plate one side outer wall has the mounting hole, the shape of mounting hole is unanimous with the shape of screw rod top outer wall, open limiting plate one side outer wall respectively has two screw thread through-holes, two screw thread through-hole inner walls have two fixed silks through thread fixing respectively, open nut top outer wall respectively.

As a further aspect of the present invention: the outer wall of one side of the screw rod is provided with a protruding frame, the outer wall of the bottom of the nut is provided with a groove frame, and the protruding frame and the groove frame are consistent in size.

As a further aspect of the present invention: the outer wall of the screw rod is provided with more than three volatilization holes respectively, the inside of the screw rod is provided with an anti-rust oil storage cavity, the anti-rust oil storage cavity is communicated with the volatilization holes, and the inner wall of the anti-rust oil storage cavity is provided with a sponge block.

As a further aspect of the present invention: two baffle standing grooves are respectively formed in the outer wall of the baffle block, two T-shaped sliding grooves are respectively formed in the inner wall of each baffle standing groove, a baffle is connected to the inner walls of the two T-shaped sliding grooves in a sliding mode, two T-shaped sliding blocks are respectively formed in the outer walls of the two sides of the baffle, and the T-shaped sliding blocks are connected to the T-shaped sliding grooves in a sliding mode.

As a further aspect of the present invention: the inner wall of the baffle placing groove is provided with two springs respectively.

As a further aspect of the present invention: the outer wall of the top of the stop block is provided with a gasket, the outer wall of the top of the gasket is provided with a sealing edge, and the gasket and the sealing edge are made of anti-skid rubber.

As a further aspect of the present invention: the outer wall of the top of the gasket is provided with more than three round holes respectively.

The utility model has the advantages that:

1. through setting up D type groove, limiting plate and mounting hole, pass through the thread tightening on the screw rod at the nut after, it has the internal thread hole on the nut to open the position in D type groove on the screw rod can be visited out, cover the limiting plate on the screw rod of visiting out through the hinge this moment, the mounting hole is unanimous with the shape of screw rod top outer wall, can overlap completely at the screw rod outer wall, through the cooperation in mounting hole and D type groove, screw hole internal rotation including the screw rod after letting to be fixed by the nut, thereby let the fixed connection effect of whole bolt better, the easy not hard up problem of nut has been solved.

2. By arranging the convex frame and the concave groove frame, when the nut is fixed on the screw rod through threads, the convex frame and the concave groove frame are just completely nested together, so that the problem that the inner wall connecting part is rusted due to the fact that tiny substances such as dust and water drops enter the inner part from the gap between the connecting part of the nut and the screw rod is effectively avoided, and the overall sealing effect of the bolt is improved; through setting up hole, the rust-preventive oil storage chamber and the sponge piece of volatilizing, the inside rust-preventive oil of rust-preventive oil storage chamber can be absorbed by the sponge piece, then slowly toward volatilizing through the sponge piece, and the rust-preventive oil after volatilizing can get into the gap between screw rod and the adapting unit through the hole of volatilizing to even be in the same place the problem that leads to the fixed connection effect of bolt to become invalid after avoiding rustting between screw rod and the adapting unit.

3. The screw can be conveniently fixed by workers by arranging the stop block, the workers can firstly twist the screw through the stop block by hands to preliminarily fix the bolt, the working efficiency is effectively improved, and then the bolt is firmly fixed through other instruments; through setting up the spring, when needs pop out the dog from the baffle standing groove, the staff only need inwards extrude the dog, then loose hand immediately, the dog can outwards pop out because of the effort of spring to convenient quick dog that takes out can be put back the dog again after the bolt has been installed in the baffle standing groove.

Drawings

Fig. 1 is a schematic view of a front view structure of a novel high-efficiency fixed automobile bolt provided by the present invention;

fig. 2 is a schematic structural view of a novel high-efficiency fixed nut of an automobile bolt provided by the present invention;

fig. 3 is a schematic view of a nut bottom structure of a novel high-efficiency fixed automobile bolt provided by the invention;

fig. 4 is a schematic view of a screw structure of a novel high-efficiency fixed automobile bolt provided by the utility model;

fig. 5 is a schematic view of a cross-sectional structure of a screw of a novel high-efficiency fixed automobile bolt provided by the present invention;

fig. 6 is the utility model provides a novel high-efficient fixed automobile bolt's baffle standing groove structure schematic diagram.

In the figure: 1. a screw; 2. a nut; 3. a D-shaped groove; 4. mounting holes; 5. a limiting plate; 6. fixing the wire; 7. an external thread; 8. a raised frame; 9. a volatilization hole; 10. sealing the edges; 11. a circular hole; 12. a stopper; 13. a gasket; 14. an internally threaded bore; 15. a fixing hole; 16. a baffle plate; 17. A baffle placing groove; 18. a spring; 19. a rust preventive oil storage chamber; 20. a sponge block; 21. a groove frame.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

The utility model provides a novel high-efficient fixed car bolt, as shown in fig. 1, including screw rod 1 and

nut

2, 1 outer wall of screw rod is provided with

external screw thread

7, 1 top outer wall of screw rod is opened there is

D type groove

3, 1 bottom outer wall of screw rod is provided with dog 12, dog 12 is the regular hexagon shape, 2 top outer walls of nut are opened there is internal thread hole 14, the internal diameter of internal thread hole 14 is unanimous with the internal diameter of

external screw thread

7, 2 top outer walls of nut pass through the hinge and are fixed with

limiting plate

5, 5 one side outer walls of limiting plate are opened there is mounting hole 4, the shape of mounting hole 4 is unanimous with the shape of 1 top outer wall of screw rod, 5 one side outer walls of limiting plate are opened respectively has two screw through-hole, two screw through-hole inner walls are fixed with two fixed silks 6 through the screw.

In order to improve the tightness of the connection between the nut 2 and the screw 1; as shown in fig. 1 and 3, a protruding frame 8 is arranged on the outer wall of one side of the screw rod 1, a groove frame 21 is arranged on the outer wall of the bottom of the nut 2, and the protruding frame 8 and the groove frame 21 are consistent in size; through setting up protruding frame 8 and groove frame 21, when nut 2 passes through the threaded fixation on screw rod 1, protruding frame 8 and groove frame 21 are just in time nested completely together, have effectively avoided small material such as dust and drop of water to get into inside the rusty problem of inner wall connection position that leads to the fact from the gap department at nut 2 and screw rod 1 connection position, have improved the holistic sealed effect of bolt.

In order to improve the integral rust prevention effect of the bolt; as shown in fig. 1 and 5, the outer wall of the screw 1 is respectively provided with more than three volatilization holes 9, the screw 1 is internally provided with an antirust oil storage cavity 19, the antirust oil storage cavity 19 is communicated with the volatilization holes 9, and the inner wall of the antirust oil storage cavity 19 is provided with a sponge block 20; through setting up hole 9 that volatilizees, antirust oil storage chamber 19 and sponge piece 20, the inside antirust oil of antirust oil storage chamber 19 can be absorbed by sponge piece 20, then slowly toward volatilizing through sponge piece 20, and the antirust oil after volatilizing can get into the gap between screw rod 1 and the adapting unit through hole 9 that volatilizees to even be in the same place the problem that leads to the fixed connection effect of bolt to become invalid after avoiding rustting between screw rod 1 and the adapting unit.

In order to facilitate the installation of the bolt by workers; as shown in fig. 4 and 6, the outer walls of the stop block 12 are respectively provided with two baffle placing grooves 17, the inner walls of the baffle placing grooves 17 are respectively provided with two T-shaped chutes, the inner walls of the two T-shaped chutes are slidably connected with a baffle 16, the outer walls of the two sides of the baffle 16 are respectively provided with two T-shaped sliders, and the T-shaped sliders are slidably connected with the T-shaped chutes; through setting up dog 12, can make things convenient for the staff to fix screw rod 1, the staff can twist through dog 12 with the hand earlier and move screw rod 1 and carry out preliminary fixed to the bolt, has effectively improved work efficiency, then other apparatus of rethread are with bolt fastening firmly.

In order to make the stop block 12 conveniently pop out from the inner wall of the stop plate placing groove 17; as shown in fig. 6, the inner walls of the baffle placement grooves 17 are respectively provided with two springs 18; through setting up spring 18, when needs pop out dog 12 from baffle standing groove 17, the staff only need inwards extrude dog 12, then loose hand immediately, dog 12 can outwards pop out because of the effort of spring to convenient quick taking out dog 12 can be put back baffle standing groove 17 once more with dog 12 after the bolt has been installed in.

In order to improve the sealing performance between the stop block 12 and the outer wall of the bolt connecting part; as shown in fig. 4, a gasket 13 is arranged on the outer wall of the top of the block 12, a sealing edge 10 is arranged on the outer wall of the top of the gasket 13, and the gasket 13 and the sealing edge 10 are made of anti-skid rubber; through setting up gasket 13 and the sealed limit 10 of being made by anti-skidding rubber, gasket 13 can avoid dog 12 and adapting unit outer wall contact, thereby it leads to the impaired problem of part outer wall to appear to have avoided taking place the friction between dog 12 and the part outer wall when the construction bolt, the problem of also having avoided dog 12 and part outer wall direct contact back to leave the rust mark easily at the part outer wall simultaneously, the aesthetic property of part outer wall has been improved, sealed limit 10 can effectually seal up the gap of dog 12 and part outer wall, leakproofness when having improved bolt monolithic connectivity.

In order to make the gasket 13 more easily sucked on the outer wall of the component; as shown in fig. 1, the top outer wall of the gasket 13 is respectively provided with more than three round holes 11; through setting up round hole 11, when gasket 13 pastes at the part outer wall because the extrusion of dog 12, round hole 11 can let gasket 13's adsorption affinity stronger to let gasket 13 adsorb the outer wall at the part more easily, improved bolt overall structure's stability.

The working principle is as follows: the screw 1 penetrates through a through hole on a part to be connected, and then the nut 2 is fixed on an external thread 7 of the outer wall of the screw 1 through an internal thread hole 14, so that the fixed connection of the part to be connected is completed, through arranging a D-shaped groove 3, a limiting plate 5 and a mounting hole 4, after the nut 2 is fixed on the screw 1 through threads, the part provided with the D-shaped groove 3 on the screw 1 can extend out of the internal thread hole 14 on the nut 2, at the moment, the limiting plate 5 is covered on the extended screw 1 through a hinge, the mounting hole 4 is consistent with the shape of the outer wall at the top of the screw 1, so that the mounting hole 4 can be completely sleeved on the outer wall of the screw 1, through the matching of the mounting hole 4 and the D-shaped groove 3, the screw 1 fixed by the nut 2 can not rotate in the internal thread hole 14, so that the fixed connection effect of the whole bolt is better, the convex frame 8 and the groove frame 21 are just completely nested together, so that the problem that the inner wall connecting part is rusted due to the fact that dust, water drops and other small substances enter the inner part from the gap between the connecting part of the nut 2 and the screw rod 1 is effectively solved, the overall sealing effect of the bolt is improved, antirust oil in the antirust oil storage cavity 19 is absorbed by the sponge block 20 and slowly volatilizes outwards through the sponge block 20, the volatilized antirust oil can enter the gap between the screw rod 1 and the connecting part through the volatilization hole 9, the problem that the bolt is invalid due to the fact that the screw rod 1 and the connecting part are connected together after rusting is solved, the screw rod 1 can be conveniently fixed by a worker through the stop block 12 by arranging the stop block 12, the worker can primarily fix the bolt by screwing the screw rod 1 through the stop block 12 by hand, the working efficiency is effectively improved, and then the bolt is firmly fixed through other apparatuses, when needs pop out dog 12 from baffle standing groove 17 in, the staff only need inwards extrude dog 12, then loose hand immediately, dog 12 can outwards pop out because of the effort of spring to convenient quick taking out dog 12 can be put back baffle standing groove 17 with dog 12 again after the bolt has been installed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel efficient fixed automobile bolt comprises a screw (1) and a nut (2) and is characterized in that an external thread (7) is arranged on the outer wall of the screw (1), a D-shaped groove (3) is formed in the outer wall of the top of the screw (1), a stop block (12) is arranged on the outer wall of the bottom of the screw (1), the stop block (12) is a regular hexagon, an internal thread hole (14) is formed in the outer wall of the top of the nut (2), the inner diameter of the internal thread hole (14) is consistent with the inner diameter of the external thread (7), a limiting plate (5) is fixed on the outer wall of the top of the nut (2) through a hinge, a mounting hole (4) is formed in the outer wall of one side of the limiting plate (5), the shape of the mounting hole (4) is consistent with the shape of the outer wall of the top of the screw (1), two threaded through holes, the outer wall of the top of the nut (2) is respectively provided with two fixing holes (15), and the inner wall of each fixing hole (15) is provided with an internal thread.

2. The novel high-efficiency fixing automobile bolt is characterized in that a protruding frame (8) is arranged on the outer wall of one side of the screw rod (1), a groove frame (21) is arranged on the outer wall of the bottom of the nut (2), and the protruding frame (8) and the groove frame (21) are consistent in size.

3. The novel efficient-fixing automobile bolt according to claim 2, characterized in that the outer wall of the screw rod (1) is respectively provided with more than three volatilization holes (9), the inside of the screw rod (1) is provided with a rust preventive oil storage cavity (19), the rust preventive oil storage cavity (19) is communicated with the volatilization holes (9), and the inner wall of the rust preventive oil storage cavity (19) is provided with a sponge block (20).

4. The novel high-efficiency fixing automobile bolt according to claim 3, characterized in that two baffle placing grooves (17) are respectively formed in the outer walls of the baffle (12), two T-shaped sliding grooves are respectively formed in the inner walls of the baffle placing grooves (17), a baffle (16) is slidably connected to the inner walls of the two T-shaped sliding grooves, two T-shaped sliding blocks are respectively formed in the outer walls of two sides of the baffle (16), and the T-shaped sliding blocks are slidably connected to the T-shaped sliding grooves.

5. The novel high-efficiency fixing automobile bolt is characterized in that two springs (18) are respectively arranged on the inner walls of the baffle placing grooves (17).

6. The novel high-efficiency fixing automobile bolt is characterized in that a gasket (13) is arranged on the outer wall of the top of the stop block (12), a sealing edge (10) is arranged on the outer wall of the top of the gasket (13), and the gasket (13) and the sealing edge (10) are made of anti-skid rubber.

7. The novel automobile bolt for efficient fixation as claimed in claim 6, wherein the top outer wall of the gasket (13) is provided with more than three round holes (11).