CN212106543U

CN212106543U - Sealed anticorrosive anticreep cover pad, protection buckle cover and sealed anticorrosive anticreep protection device

Info

Publication number: CN212106543U
Application number: CN202020134510.9U
Authority: CN
Inventors: 宋志辉
Original assignee: Baoding Iron Electrical Power Equipment Co ltd
Current assignee: Baoding Iron Electrical Power Equipment Co ltd
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-12-08
Anticipated expiration: 2030-01-21

Abstract

The utility model relates to a sealed anticorrosive anticreep cover pad, protection buckle cover and sealed anticorrosive anticreep protection device belongs to bolt protection part. The sealing anticorrosion anti-drop sleeve gasket is formed by integrating a sealing bottom gasket at the bottom and a reinforcing sleeve at the upper part; and sleeve external threads are processed on the outer wall of the reinforcing sleeve. The protective buckle cover is formed by integrating a cover rod, a nut and a cover cylinder, and the inner wall of the cover cylinder is provided with a cover cylinder internal thread matched with the sleeve external thread; the bottom surface of the opening end of the cover cylinder is provided with a buckle cover sealing groove. The utility model has good corrosion resistance, can isolate the bolt and the nut from the outside, prevents air and moisture from entering, and prevents the bolt and the nut from being rusted; the anticreep performance is good, can play the fastening effect to sealed anticorrosive anticreep protection device base, and sealing performance is better than original protective apparatus, and the fastening effect is more stable, and the shockproof effect is good, can reuse many times long service life.

Description

Sealed anticorrosive anticreep cover pad, protection buckle cover and sealed anticorrosive anticreep protection device

Technical Field

The utility model belongs to the technical field of the bolt protection part, concretely relates to sealed anticorrosive anticreep cover pad, protection buckle cover and sealed anticorrosive anticreep protection device of bolt.

Background

The bolt is used as a basic element for connecting and fixing, and once corroded, the bolt possibly influences the stability of the whole connecting structure and even has the danger of breaking, collapsing and the like. In the place where foundation bolts are used in the existing railway system, the anticorrosion protection measures of the foundation bolts are not too many, and the effect is common. The prior measure adopted by the foundation bolt for corrosion prevention is generally to seal the foundation bolt by adopting cement so as to isolate the bolt from the outside air and play a role in corrosion prevention; but the cement is easy to crack after a long time, so that the bolt is corroded; meanwhile, the bolts are sealed by cement, and the bolts cannot be periodically overhauled and maintained; particularly, in coastal areas, under the influence of saline-alkali climates such as oceans and the like, the corrosion phenomenon of foundation bolts is more serious, the rust removal of the bolts is more difficult and complicated, and the damage to railway operation is particularly serious.

Based on the above technical problems in protecting foundation bolts, the applicant has made a design to install a sealing protector on the top of the foundation bolt installation, the protector is composed of a sealing anti-dropping pad and a protective buckle cover outside the anti-dropping pad. After the protection of this protection device, played fine protection anticorrosive effect to the foundation bolt. However, in practice, the sealing and corrosion preventing effect of the design is better than that of other sealing designs, but in a long-term working state, due to the influences of external force action, severe environment, mechanical vibration (such as vibration caused by passing a train) and the like, cracks are easily generated between the sealing and anti-falling pad and the protective buckle cover buckled on the upper portion of the sealing and anti-falling pad, the protective buckle cover is easy to loosen and shake in working, the firmness degree of protective equipment is reduced, the bottom of the protective buckle cover is likely to generate a water leakage phenomenon, and the service life of a protective component and the service life of an infrastructure bolt facility are influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above problems of the protection device on the foundation bolt facility, the present invention is directed to an improved sealing, anti-corrosion and anti-drop protection device, which aims to eliminate the loosening phenomenon and the untight sealing phenomenon of the protection device on the existing foundation bolt facility.

The technical scheme of the utility model is that:

a sealed anticorrosion anti-drop sleeve gasket is formed by integrating a sealed bottom gasket at the bottom and a reinforced sleeve at the upper part; the sealed bottom pad is disc-shaped and internally provided with a circular cavity; the reinforcing sleeve is cylindrical and internally provided with a nut positioning hole; the diameter of the circular cavity is larger than the maximum aperture of the nut positioning hole; the diameter of the sealing bottom pad is larger than that of the reinforcing sleeve; the bottom of the part of the sealing bottom pad, which exceeds the outer diameter of the reinforcing sleeve, is provided with a circle of annular bottom pad sealing groove, and the top of the sealing bottom pad is provided with a circle of bottom pad sealing convex circle; the space inside the reinforcing sleeve is communicated with the space inside the nut positioning hole; the outer wall of the reinforcing sleeve is provided with a sleeve external thread; the top end of the reinforcing sleeve is provided with a screw hole.

The diameter of the sealing bottom pad is larger than that of the reinforcing sleeve.

The nut positioning hole is a quadrangular, hexagonal or octagonal through hole.

And a circle of turned-up outer edge retainer ring is arranged at the outer edge of the sealing bottom pad.

A protective buckle cover is integrally formed by a hollow cover rod, a nut and a cover cylinder, wherein the nut is arranged between the cover rod and the cover cylinder, the cover rod is positioned above the nut, the cover cylinder is positioned below the nut, the cover rod and the cover cylinder are cylindrical, the bottom of the cover cylinder is open, and the diameter of the cover cylinder is larger than that of the cover rod; the inner wall of the bottom end of the cover rod is provided with a cover rod internal thread, and the inner wall of the cover cylinder is provided with a cover cylinder internal thread; the bottom surface of the opening end of the cover cylinder is provided with a buckle cover sealing groove.

The top end of the hood rod is a closed arc-shaped shell.

The utility model provides a sealed anticorrosive anticreep protection device, by sealed anticorrosive anticreep cover pad with rather than supporting, the lock joint is in its outside the safety buckle cover assemble and form.

Adopt above-mentioned technical scheme, make the utility model discloses following technological effect has:

firstly, the sealing anti-drop protection device provided by the utility model has good anti-corrosion performance and can play a role in preventing corrosion to the bolt assembly; through the protection of the anti-falling device, the existing bolt assembly can play a role of protection in corrosive environments such as rusting, chemical pollution, aging and the like, so that a corrosive medium can be effectively isolated, and the safe use of the bolt assembly is protected;

secondly, the sealing anti-falling protection device provided by the utility model has good anti-falling performance and is more tight, the structure of the protection device is prevented from loosening under the vibration action caused by strong wind or train passing, and the protection device is prevented from falling off, thereby preventing the sealing anti-corrosion anti-falling protection device from falling off to cause railway traffic safety accidents;

thirdly, the anti-drop protection device provided by the utility model has double sealing and better sealing performance than the original protection pad, can isolate the bolt and nut from the outside, better prevents air and moisture from entering from the lower part of the protection buckle cover, prevents the bolt and nut from being rusted, and protects the bolt and nut from safe and reliable operation; the bolt has the function of blocking water and air from entering, thereby achieving the effects of corrosion prevention and rust prevention of the bolt, and more effectively and reliably preventing the outside air and moisture from entering the sealed corrosion-prevention and anti-falling protection device to corrode the bolt and the nut;

fourthly, the anti-falling protection device provided by the utility model has more stable fastening effect, and can play a fastening effect on the sealing anti-corrosion anti-falling protection device, etc., so that the sealing anti-corrosion anti-falling protection device is tightly and firmly combined with the nut and the bolt, and the anti-falling protection device is prevented from falling off under the action of external force;

fifth, the anti-drop protection device provided by the utility model increases the joint strength between the anti-drop protection device and the protective buckle cover, has good shockproof effect, can be repeatedly used for many times, and has long service life; the bolt can be conveniently detached, the cost is reduced, the overhauling speed is accelerated, and meanwhile, the safety of the structure is ensured;

sixth, the utility model provides an anticreep protection device, it is rational in infrastructure for the site operation installation is comparatively simple and convenient, save time and save labour, and the appearance is comparatively pleasing to the eye, still has advantages such as sun-proof, anticollision.

Drawings

FIG. 1 is a schematic view of the assembly of the sealing, corrosion-resistant and anti-drop protection device of the present invention;

FIG. 2 is a schematic perspective view of the sealing, corrosion-resistant and anti-separation sleeve gasket;

FIG. 3 is a schematic cross-sectional view of a sealing, corrosion-resistant and anti-run away sleeve gasket;

FIG. 4 is a perspective view of the buckle guard;

fig. 5 is a schematic cross-sectional view of a buckle guard.

In the figure:

1. sealed corrosion-proof anti-drop sleeve gasket

11. Sealing the bottom pad; 12. reinforcing the sleeve; 13. a cavity; 14. a nut positioning hole; 15. external threads of the sleeve; 16. a screw hole; 17. the bottom pad is sealed with a convex circle; 18. the bottom pad seals the groove; 19. an outer edge retainer ring;

2. protective buckle cover

21. A hood rod; 22. a cover cylinder; 23. a nut; 24. inner threads of the cover cylinder; 25. a hood rod internal thread; 26. the buckle covers the sealing groove.

Detailed Description

The utility model discloses sealed anticorrosive anticreep protection device is the improved design to current bolt protector.

The present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments.

The utility model discloses a be used in a bolt sealing device on the foundation bolt facility, figure 1 shows the utility model discloses the assembly schematic diagram. It can be known from the figure that the utility model discloses sealed anticorrosive anticreep protection device is used for the sealed protection to current foundation bolt facility, and it is formed by sealed anticorrosive anticreep cover gasket 1 and rather than supporting, the equipment of lock joint at its outside guard buckle cover 2.

Fig. 2 and 3 show the structure of the sealing antiseptic anti-drop sleeve gasket 1. The sealing anticorrosion anti-drop sleeve gasket 1 is formed by integrating a sealing bottom gasket 11 at the bottom and a reinforcing sleeve 12 at the upper part. The sealing bottom pad 11 is disc-shaped, and has a circular cavity 13 therein, and the reinforcing sleeve 12 is cylindrical and has a nut positioning hole 14 therein. The diameter of the circular cavity 13 is larger than the maximum aperture of the nut positioning hole 14. The diameter of the sealing bottom pad 11 is larger than the diameter of the reinforcing sleeve 12.

The cavity 13 has the function that when the sealing anti-corrosion and anti-falling sleeve gasket 1 is pressed down on the protected foundation bolt facility below, the elasticity formed by the cavity enables the sleeve gasket to be better sealed with the foundation bolt. The nut locating hole 14 is adapted to the nut of the foundation bolt installation so that the sleeve washer is located on the nut and cannot rotate. The nut positioning hole 14 may be a quadrangular, hexagonal or octagonal through hole, in the present embodiment shown a hexagonal through hole, according to the shape of the nut. The bottom of the sealing bottom pad 11 beyond the outer diameter of the reinforcing sleeve 12 is provided with a ring-shaped bottom pad sealing groove 18, and the top is provided with a ring-shaped bottom pad sealing convex circle 17. The bottom gasket sealing groove 18 is used for sealing with the bottom plate of the bottom foundation bolt installation, and the bottom gasket sealing convex circle 17 is used for sealing with the protective button cover 2 which is buckled at the outside. A ring of turned-up outer edge retainer rings 19 are provided at the outer edge of the sealing bottom pad 11, and function to enclose the outer edge of the bottom end of the buckle housing 2, further preventing rain, snow and dust from entering.

The sealing, corrosion-resistant and anti-falling sleeve gasket 1 is made of rubber or plastic nonmetal materials.

The reinforcing sleeve 12 is internally provided with a nut positioning hole 14 which is communicated with the cavity 13 of the bottom sealing bottom pad 11. The outer wall of the reinforcing sleeve 12 is provided with external sleeve threads 15 for accommodating the buckle housing 2. The top of the reinforcing sleeve 12 is provided with a screw hole 16 for the screw of the foundation bolt installation to pass through. The reinforcement sleeve 12 may be designed in different sizes according to the size of the buckle guard 2 to be used in the foundation bolt installation, and the outer diameter size thereof is adapted to the inner diameter of the buckle guard 2.

The sealing, corrosion-resistant and anti-falling sleeve gasket 1 is made of nonmetal materials such as rubber or soft plastics and can be integrally formed by injection molding.

Fig. 4 and 5 show a structure of the buckle cover 2. The safety buckle cover 2 is of a shell structure and integrally formed by a hollow cover rod 21, a nut 23 and a cover cylinder 22, the nut 23 is arranged between the cover rod 21 and the cover cylinder 22, the cover rod 21 is positioned above the nut 23, and the cover cylinder 22 is positioned below the nut 23. The hood rod 21 and the hood 22 are cylindrical, and the diameter of the hood 22 is larger than that of the hood rod 21. The top of the cover rod 21 is a closed arc-shaped shell, and the structure can receive larger external impact force, buffer the impact of external force and improve the durability of the protective buckle cover 2. The inner wall of the bottom end of the mantle rod 21 is provided with a mantle rod internal thread 25, which matches the bolt of the protected infrastructure bolt. The bottom of the cover cylinder 22 is opened, so that the protective buckle cover 2 can be buckled on the sealed anti-corrosion anti-drop sleeve gasket 1. The inner wall of the cover cylinder 22 is provided with a cover cylinder internal thread 24 matched with the sleeve external thread 15 of the sealing anti-corrosion anti-drop sleeve gasket 1. The bottom surface of the opening end of the cover cylinder 22 is provided with a buckle cover sealing groove 26 matched with the bottom pad sealing convex circle 17 of the sealing anti-corrosion anti-drop sleeve gasket 1.

The protective buckle cover 2 is made of metal or hard non-metal materials (such as hard plastics).

The utility model discloses sealed anticorrosive anticreep protection device is used for on the bottom surface of foundation bolt facility to the sealed protection of current foundation bolt facility. When in use, the bottom pad sealing groove 18, the bottom pad sealing convex circle 17 and the buckle cover sealing groove 26 are coated with sealant. The nut of the foundation bolt facility is sleeved with the nut positioning hole 14, the protective buckle cover 2 is sleeved and buckled on the sealed anti-corrosion anti-falling sleeve gasket 1, the nut 23 of the protective buckle cover 2 is screwed by a wrench, the cover barrel internal thread 24 of the protective buckle cover 2 is screwed down on the sleeve external thread 15 of the sealed anti-corrosion anti-falling sleeve gasket 1, and the bottom gasket sealing convex circle 17 of the sealed anti-corrosion anti-falling sleeve gasket 1 is pressed into the buckle cover sealing groove 26 at the bottom of the protective buckle cover 2. At the moment, the cover rod internal thread 25 of the protective buckle cover 2 is simultaneously screwed with the screw rod of the foundation bolt facility penetrating through the screw rod hole 16 at the top of the sealing anti-corrosion anti-drop sleeve gasket 1. After the protective buckle cover 2 is screwed to the bottom, firstly, the sealing anti-corrosion anti-falling sleeve gasket 1 is pressed on the bottom plate of the foundation bolt facility and is sealed between the sealing groove 18 of the bottom gasket coated with the sealant and the bottom plate of the foundation bolt facility; secondly, the sealing anti-corrosion anti-dropping sleeve gasket 1 and the protective buckle cover 2 are fastened and sealed through the fit between the cover cylinder internal thread 24 and the sleeve external thread 15 and the wedged sealing between the buckle cover sealing groove 26 and the bottom cushion sealing convex circle 17; finally, the screw of the foundation bolt installation is screwed onto the cover shank internal thread 25, so that the safety catch cover 2 is fastened to the foundation bolt installation.

Therefore, the sealing anti-corrosion and anti-falling sleeve gasket 1, the protective buckle cover 2 and the foundation bolt facility are sealed into a firm whole, and the sealing anti-corrosion and anti-falling protective device plays a reliable role in sealing the foundation bolt facility. The utility model discloses owing to erect the high reinforcement sleeve in addition on the basis of current sealed anticreep pad, increased the firm in contact degree between protection buckle cover and the sealed anticorrosive anticreep cover pad to fill up than current protection, further reduced after using for a long time from the protection buckle cover bottom possibility of inside percolating water.

Claims

1. The utility model provides a sealed anticorrosive anticreep cover pad which characterized in that: the device is formed by integrating a sealing bottom pad (11) at the bottom and a reinforcing sleeve (12) at the upper part; the sealing bottom pad (11) is disc-shaped and internally provided with a circular cavity (13); the reinforcing sleeve (12) is cylindrical and internally provided with a nut positioning hole (14); the diameter of the circular cavity (13) is larger than the maximum aperture of the nut positioning hole (14); the diameter of the sealing bottom pad (11) is larger than that of the reinforcing sleeve (12); the bottom of the part, exceeding the outer diameter of the reinforcing sleeve (12), of the sealing bottom pad (11) is provided with a circle of annular bottom pad sealing groove (18), and the top of the sealing bottom pad is provided with a circle of bottom pad sealing convex circle (17); the space inside the reinforcing sleeve (12) is communicated with the space inside the nut positioning hole (14); the outer wall of the reinforcing sleeve (12) is provided with a sleeve external thread (15); the top end of the reinforcing sleeve (12) is provided with a screw hole (16).

2. The sealing, corrosion-preventing and anti-dropping sleeve gasket as claimed in claim 1, wherein: the nut positioning hole (14) is a quadrangular, hexagonal or octagonal through hole.

3. The sealing, corrosion-preventing and anti-dropping sleeve gasket as claimed in claim 1, wherein: a ring of turned-up outer edge retainer rings (19) are arranged at the outer edge of the sealing bottom pad (11).

4. The utility model provides a cover is detained in protection which characterized in that: the device is formed by integrating a hollow cover rod (21), a nut (23) and a cover cylinder (22), wherein the nut (23) is arranged between the cover rod (21) and the cover cylinder (22), the cover rod (21) is positioned above the nut (23), the cover cylinder (22) is positioned below the nut (23), the cover rod (21) and the cover cylinder (22) are cylindrical, the bottom of the cover cylinder (22) is opened, and the diameter of the cover cylinder (22) is larger than that of the cover rod (21); a cover rod internal thread (25) is arranged on the inner wall of the bottom end of the cover rod (21), and a cover cylinder internal thread (24) matched with the sleeve external thread (15) in the sealing, anti-corrosion and anti-falling sleeve gasket of claim 1 is arranged on the inner wall of the cover cylinder (22); the bottom surface of the opening end of the cover cylinder (22) is provided with a buckle cover sealing groove (26) matched with the bottom pad sealing convex circle (17) in the sealing anti-corrosion and anti-falling sleeve pad of claim 1.

5. The buckle guard of claim 4, wherein: the top end of the cover rod (21) is a closed arc-shaped shell.

6. The utility model provides a sealed anticorrosive anticreep protection device which characterized in that: is assembled by a sealing anticorrosion anti-drop sleeve gasket (1) and a protective buckle cover (2) which is matched with the sealing anticorrosion anti-drop sleeve gasket and is buckled outside the sealing anticorrosion anti-drop sleeve gasket;

the sealing anticorrosion anti-drop sleeve gasket (1) is formed by integrating a sealing bottom gasket (11) at the bottom and a reinforcing sleeve (12) at the upper part; the sealing bottom pad (11) is disc-shaped and internally provided with a circular cavity (13); the reinforcing sleeve (12) is cylindrical and internally provided with a nut positioning hole (14); the diameter of the sealing bottom pad (11) is larger than that of the reinforcing sleeve (12); the bottom of the part, exceeding the outer diameter of the reinforcing sleeve (12), of the sealing bottom pad (11) is provided with a circle of annular bottom pad sealing groove (18), and the top of the sealing bottom pad is provided with a circle of bottom pad sealing convex circle (17); the space inside the reinforcing sleeve (12) is communicated with the space inside the nut positioning hole (14); the outer wall of the reinforcing sleeve (12) is provided with a sleeve external thread (15); the top end of the reinforcing sleeve (12) is provided with a screw hole (16);

the protective buckle cover (2) is integrally formed by a hollow cover rod (21), a nut (23) and a cover cylinder (22), the nut (23) is arranged between the cover rod (21) and the cover cylinder (22), the cover rod (21) is positioned above the nut (23), the cover cylinder (22) is positioned below the nut (23), the cover rod (21) and the cover cylinder (22) are cylindrical, the bottom of the cover cylinder (22) is provided with an opening, and the diameter of the cover cylinder (22) is larger than that of the cover rod (21); a cover rod internal thread (25) is arranged on the inner wall of the bottom end of the cover rod (21), and a cover cylinder internal thread (24) matched with the sleeve external thread (15) of the sealed anticorrosion anti-falling sleeve gasket (1) is arranged on the inner wall of the cover cylinder (22); and a buckle cover sealing groove (26) matched with the bottom pad sealing convex circle (17) of the sealing anticorrosion anti-falling sleeve gasket (1) is arranged on the bottom surface of the opening end of the cover cylinder (22).

7. The sealing, corrosion-preventing and anti-falling protection device according to claim 6, characterized in that: a ring of turned-up outer edge retainer rings (19) which can enclose the outer edge of the bottom end of the protective buckle cover (2) are arranged at the outer edge of the sealing bottom pad (11).

8. The sealing, corrosion-preventing and anti-falling protection device according to claim 6, characterized in that: the sealing, corrosion-resistant and anti-falling sleeve gasket (1) is made of rubber or soft plastic; the protective buckle cover (2) is made of metal or hard non-metal materials.