CN214837695U

CN214837695U - High pressure resistant high strength bolt

Info

Publication number: CN214837695U
Application number: CN202121380377.6U
Authority: CN
Inventors: 杨剑; 曾绍辉; 范方清; 雷开建
Original assignee: Chongqing Yiyouyuan Machinery Manufacturing Co ltd
Current assignee: Chongqing Yiyouyuan Machinery Manufacturing Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-11-23
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a high pressure resistant high strength bolt, concretely relates to bolt technical field, including the bolt body, bolt body top is equipped with the reinforcement, the reinforcement top is equipped with the nut, the driving groove has been seted up at the nut top, the inside protection machanism that is equipped with of driving groove. The utility model discloses an extrusion guard plate, make the guard plate pressurized downstream, the guard plate also drives the locating plate when moving down and moves down, and make the locating plate extrude reset spring, after the guard plate moves down, the user puts into external equipment to the driving groove inside, then operate the screw cap through the driving groove, make the bolt body inlay establish to the equipment that corresponds in, after having installed, the guard plate is not stressed, the pulling force when kick-backing with the help of reset spring resets, carry out the shutoff with the driving groove, avoid external dust to enter into inside the driving groove, cause the inside jam of driving groove, overall structure has improved the convenience that the user used.

Description

High pressure resistant high strength bolt

Technical Field

The utility model belongs to the technical field of the bolt technique and specifically relates to a high pressure resistant bolt for high strength that says so.

Background

In the prior art, a high-strength bolt connection pair is mainly divided into a large hexagon bolt connection pair and a torsional shear type bolt connection pair, a bolt is a mechanical part, the connection performance and the mechanical performance of the bolt are the same, the magnitude of the axial force of the bolt is determined by the magnitude of torque, two parts with through holes are usually fastened and connected by nuts, the connection form is called bolt connection, a high-pressure-resistant bolt is a high-strength bolt, the high-strength bolt can bear larger load than a common bolt with the same specification compared with the common bolt, meanwhile, the high-strength bolt connection has the advantages of simple construction, good stress performance, detachability, fatigue resistance, no looseness under the action of dynamic load and the like, and is a connection method with development prospect, the common high-strength bolt usually adopts low-carbon alloy steel and medium-carbon steel as main materials, and the high-strength bolt is usually used for automobiles, High-speed trains, large ships and the like.

The existing high-strength bolt has the defects that dust can be accumulated in an operation hole of the existing high-strength bolt in the using process, so that the operation hole is blocked, the bolt is inconvenient to install and detach through the operation hole by a user, and the use of the user is influenced, so that the bolt for high pressure resistance and high strength is needed.

SUMMERY OF THE UTILITY MODEL

The technical problem that this practicality will be solved provides a high pressure resistant bolt for high strength.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high pressure resistant high strength bolt, includes the bolt body, bolt body top is equipped with the reinforcement, the reinforcement top is equipped with the nut, the driving groove has been seted up at the nut top, the inside protection machanism that is equipped with of driving groove.

In a preferred embodiment, the reinforcing member includes a supporting pillar, the supporting pillar is disposed between the bolt body and the nut, a bottom end of the supporting pillar is fixedly connected to a top end of the bolt body, and a top end of the supporting pillar is fixedly connected to a bottom of the nut.

In a preferred embodiment, the outer wall of the supporting column is fixedly provided with a plurality of reinforcing columns, and the plurality of reinforcing columns are uniformly arranged around the outer wall of the supporting column at intervals.

In a preferred embodiment, protection machanism includes the guard plate, the guard plate is located inside the drive groove, the constant head tank has all been seted up to both sides around the drive groove, constant head tank inner chamber top is equipped with the locating plate, two locating plates respectively with both sides fixed connection around the guard plate, the fixed reset spring that is equipped with in locating plate bottom, reset spring bottom and constant head tank inner chamber bottom fixed connection.

In a preferred embodiment, the top of the fender is flush with the top surface of the nut.

In a preferred embodiment, a sealing gasket is fixedly arranged at the bottom of the screw cap, and the sealing gasket is sleeved inside and outside the top end of the support column.

In a preferred embodiment, the sealing gasket is made of a rubber material.

In a preferred embodiment, the outer wall of the screw cap is fixedly provided with an anti-corrosion coating, and the anti-corrosion coating is made of a polyurethane material.

The utility model discloses a technological effect and advantage: the utility model discloses an extrusion guard plate, make the guard plate pressurized downstream, the guard plate also drives the locating plate when moving down and moves down, and make the locating plate extrude reset spring, after the guard plate moves down, the user puts into external equipment to the driving groove inside, then operate the screw cap through the driving groove, make the bolt body inlay establish to the equipment that corresponds in, after having installed, the guard plate is not stressed, the pulling force when kick-backing with the help of reset spring resets, carry out the shutoff with the driving groove, avoid external dust or impurity to enter into inside the driving groove, cause the jam of driving inslot portion, overall structure has improved the convenience that the user used, simultaneously through the setting of support column and enhancement post, overall structure's high pressure resistance and high strength property have been improved.

Drawings

Fig. 1 is a front view of the overall structure of the present invention.

Fig. 2 is a front view of the driving groove of the present invention.

Fig. 3 is a side sectional view of the overall structure of the present invention.

Fig. 4 is a side view of the driving groove of the present invention.

Fig. 5 is a top sectional view of the nut of the present invention.

The reference signs are: 1. a bolt body; 2. a nut; 3. a drive slot; 4. a support pillar; 5. a reinforcement column; 6. a protection plate; 7. positioning a groove; 8. positioning a plate; 9. a return spring; 10. sealing gaskets; 11. and (4) an anticorrosive coating.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-5 in the specification, the high-pressure-resistant high-strength bolt of the embodiment comprises a bolt body 1, wherein a reinforcement is arranged at the top of the bolt body 1, a nut 2 is arranged at the top of the reinforcement, a driving groove 3 is formed in the top of the nut 2, a protection mechanism is arranged in the driving groove 3, the protection plate 6 is pressed to move downwards by extruding the protection plate 6, the protection plate 6 moves downwards and simultaneously drives a positioning plate 8 to move downwards, the positioning plate 8 extrudes a return spring 9, after the protection plate 6 moves downwards, a user puts external equipment into the driving groove 3, then the nut 2 is operated through the driving groove 3, the bolt body 1 is embedded into the corresponding equipment, after the installation, the protection plate 6 is not pressed, the return spring 9 is restored by means of the tension force generated when the return spring 9 rebounds, and the driving groove 3 is blocked, avoid inside external dust or impurity enter into drive groove 3, cause the inside jam of drive groove 3, overall structure has improved the convenience that the user used.

The reinforcement includes support column 4, support column 4 is located between bolt body 1 and

nut

2, 4 bottoms of support column and 1 top fixed connection of bolt body, 4 tops of support column and 2 bottom fixed connection of nut, through the setting of support column 4, make joint strength between support column 4 and the bolt body 1 higher, improved overall structure's joint strength and stability.

The fixed a plurality of reinforced post 5 that are equipped with of 4 outer walls of support column, a plurality of reinforced post 5 encircle 4 outer walls of support column and evenly separate the setting, through the setting of reinforced post 5, increased support intensity on the support column 4, improved overall structure's joint strength and stability.

The protection mechanism comprises a protection plate 6, the protection plate 6 is arranged inside a driving groove 3, positioning grooves 7 are formed in the front side and the rear side of the driving groove 3, a positioning plate 8 is arranged at the top of an inner cavity of each positioning groove 7, the two positioning plates 8 are fixedly connected with the front side and the rear side of the protection plate 6 respectively, a reset spring 9 is fixedly arranged at the bottom of each positioning plate 8, the bottom end of each reset spring 9 is fixedly connected with the bottom of the inner cavity of each positioning groove 7, the protection plate 6 is pressed to move downwards by extruding the protection plate 6, the positioning plates 8 are driven to move downwards while the protection plate 6 moves downwards, the reset springs 9 are extruded by the positioning plates 8, after the protection plate 6 moves downwards, a user puts external equipment into the driving groove 3, then operates a nut 2 through the driving groove 3, the bolt body 1 is embedded into the corresponding equipment, and after the installation, the protection plate 6 is not stressed, the pulling force when reseing back with the help of reset spring 9 resets, with driving groove 3 carry out the shutoff, avoids outside dust or impurity to enter into inside driving groove 3, causes the inside jam in driving groove 3, and overall structure has improved the convenience that the user used.

6 tops of guard plate and 2 top surfaces of nut flush mutually, can be better carry out the shutoff to dust and impurity. 2 outer wall of nut is fixed and is equipped with anticorrosive coating 11, anticorrosive coating 11 is made by polyurethane material, has improved the protection dynamics to nut 2, avoids nut 2 to take place to corrode.

The implementation scenario is specifically as follows: the user is through extrusion guard plate 6, make 6 pressurized of guard plate remove downwards, also drive locating plate 8 and move down when guard plate 6 moves down, and make locating plate 8 extrude reset spring 9, after guard plate 6 moves down, the user puts into to driving groove 3 inside with external equipment, then operate nut 2 through driving groove 3, make bolt body 1 inlay and establish to the equipment that corresponds in, after the installation, guard plate 6 is not stressed, the pulling force when kick-backing with the help of reset spring 9 resets, with driving groove 3 carry out the shutoff, avoid external dust or impurity to enter into inside driving groove 3, cause the inside jam of driving groove 3, overall structure has improved the convenience that the user used.

Referring to the attached drawings 1-5 in the specification, in the bolt for high pressure resistance and high strength of the embodiment, the sealing gasket 10 is fixedly arranged at the bottom of the nut 2, the sealing gasket 10 is sleeved on the inner portion and the outer portion of the top end of the supporting column 4, and the sealing gasket 10 can be in closer contact with the surface of equipment under the pressure, so that external dust or impurities are prevented from entering the bolt body 1, and the sealing performance of the whole structure is improved. The sealing gasket 10 is made of rubber material, and the rubber has good elasticity, so that the sealing gasket 10 can be in closer contact with the surface of the equipment under the pressure, and the sealing performance of the whole structure is improved.

The implementation scenario is specifically as follows: in the process of installing the bolt body 1, the sealing gasket 10 at the bottom of the nut 2 is in contact with the surface of equipment, so that external dust or impurities cannot enter the bolt body 1, the protection on the bolt body 1 is improved, and the corrosion of the bolt body 1 is avoided.

And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. 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 high pressure resistant bolt for high strength, includes bolt body (1), its characterized in that: the bolt is characterized in that a reinforcing piece is arranged at the top of the bolt body (1), a nut (2) is arranged at the top of the reinforcing piece, a driving groove (3) is formed in the top of the nut (2), and a protection mechanism is arranged inside the driving groove (3).

2. The high pressure resistant high strength bolt according to claim 1, characterized in that: the reinforcement comprises a support column (4), the support column (4) is arranged between the bolt body (1) and the nut (2), the bottom end of the support column (4) is fixedly connected with the top end of the bolt body (1), and the top end of the support column (4) is fixedly connected with the bottom of the nut (2).

3. The high pressure resistant high strength bolt according to claim 2, characterized in that: the outer wall of the supporting column (4) is fixedly provided with a plurality of reinforcing columns (5), and the plurality of reinforcing columns (5) are arranged around the outer wall of the supporting column (4) at even intervals.

4. The high pressure resistant high strength bolt according to claim 1, characterized in that: protection machanism includes guard plate (6), inside drive groove (3) was located in guard plate (6), constant head tank (7) have all been seted up to both sides around drive groove (3), constant head tank (7) inner chamber top is equipped with locating plate (8), two locating plates (8) respectively with guard plate (6) front and back both sides fixed connection, fixed reset spring (9) that are equipped with in locating plate (8) bottom, reset spring (9) bottom and constant head tank (7) inner chamber bottom fixed connection.

5. The high pressure resistant high strength bolt according to claim 4, wherein: the top of the protection plate (6) is flush with the surface of the top of the screw cap (2).

6. The high pressure resistant high strength bolt according to claim 2, characterized in that: the bottom of the nut (2) is fixedly provided with a sealing gasket (10), and the sealing gasket (10) is sleeved on the inner part and the outer part of the top end of the support column (4).

7. The high pressure resistant high strength bolt according to claim 6, wherein: the sealing gasket (10) is made of rubber material.

8. The high pressure resistant high strength bolt according to claim 1, characterized in that: the outer wall of the screw cap (2) is fixedly provided with an anti-corrosion coating (11), and the anti-corrosion coating (11) is made of a polyurethane material.