CN214661416U

CN214661416U - Rear axle internal nut with rear axle head anti-corrosion function

Info

Publication number: CN214661416U
Application number: CN202023231616.XU
Authority: CN
Inventors: 叶荣国
Original assignee: Hefei Jiahong Machinery Co ltd
Current assignee: Hefei Jiahong Machinery Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-11-09
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a rear axle interior nut with rear axle spindle nose anti-corrosion function relates to automobile parts machinery, including the nut body, first thread groove has been seted up to the inside of nut body, one side fixed mounting of nut body has the protruding ring of screw thread, the nut body has anticorrosive sealed back lid through protruding ring threaded connection of screw thread, the second thread groove has been seted up to one side of anticorrosive sealed back lid, second thread groove and the protruding ring threaded connection of screw thread. The utility model discloses can expose the one end in the external world through anticorrosive sealed back lid and seal up the protection, can also seal up the gap of connecting, prevent that external rainwater from getting into, cause the corruption to and can prevent that the external world from causing the corruption to nut body and anticorrosive sealed back lid surface, make the life of back axle head and nut reduce, can also fix the back axle head through this device.

Description

Rear axle internal nut with rear axle head anti-corrosion function

Technical Field

The utility model relates to an automobile machine part machinery, in particular to rear axle interior nut with rear axle spindle nose anti-corrosion function.

Background

In the field of industrial equipment, the head of the shaft also refers to the two ends of the shaft, which is a mechanical part that supports rotating parts and rotates together with the rotating parts to transfer motion, torque or bending moment, generally in the shape of a metal round bar, each section can have different diameters, the parts in the machine that do rotary motion are mounted on the shaft, and the two end parts of the shaft are generally called shaft heads, the shaft head part is generally used for installing bearings and playing a role of bearing the running of equipment on the shaft, in the shaft movement process, the abrasion and deformation of the shaft head are the most common equipment conditions, in the common condition, the abrasion of the shaft head is solved by overlaying welding, but the shaft deformation can occur under the influence of temperature difference, the abrasion of the shaft head is solved on line by adopting the polymer composite material technology abroad, the impact of the bearing on the shaft head is buffered through the hardness and the bonding force of the material, and the abrasion of the shaft head is greatly reduced.

At present, the rear axle spindle nose often is used for the automotive production field, and even fine effect, rear axle spindle nose among the prior art generally all fixes through the nut, however the opening shape of general nut both sides to can make the tip of rear axle spindle nose expose in the external world, lead to the rear axle semi-axis to be corroded by the external world, brief life.

Therefore, it is necessary to provide a rear axle internal nut with a rear axle head corrosion prevention function to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rear axle interior nut with rear axle spindle nose anticorrosion function to the rear axle spindle nose that proposes in solving above-mentioned background art all fixes through the nut generally, however the opening shape of general nut both sides, thereby can make the tip of rear axle spindle nose expose in the external world, leads to the rear axle semi-axis to be corroded by the external world, brief life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a rear axle internal nut with a rear axle head anti-corrosion function comprises a nut body, wherein a first thread groove is formed in the nut body, a thread bulge ring is fixedly arranged on one side of the nut body, the nut body is connected with an anti-corrosion sealing rear cover through the thread bulge ring, one side of the anticorrosion sealing rear cover is provided with a second thread groove which is in threaded connection with the thread bulge ring, a first sealing gasket is fixedly connected with the surface of one side of the anticorrosion sealing rear cover, an annular opening matched with the threaded convex ring is arranged inside the first sealing gasket, an annular groove is arranged on the surface of the other side of the nut body, a second sealing gasket is fixedly arranged inside the annular groove, the surface of the nut body is coated with a first anticorrosive coating, and the surface of the anticorrosive sealed rear cover is coated with a second anticorrosive coating.

Preferably, the top and the bottom center of the nut body are fixedly provided with first rotary rods, and anti-skid grains are arranged on the surfaces of the first rotary rods.

Preferably, the surface of one side of anticorrosive sealed back lid is fixed with the connecting rod, the one end fixedly connected with second rotary rod of connecting rod.

Preferably, the top and the bottom surface of second rotary rod have all cup jointed the antiskid cover, the antiskid cover is PVB rubber materials and makes.

Preferably, one side of lid is the arc design behind the anticorrosive seal, first anticorrosive coating and second anticorrosive coating are the anticorrosive paint of polyurethane and paint and form.

Preferably, the nut body and the anticorrosive sealed rear cover are made of aluminum alloy materials, and the inner diameter of the nut body is matched with that of the anticorrosive sealed rear cover.

The utility model discloses a technological effect and advantage:

1. the rear axle shaft head is fixed through a first thread groove arranged in the nut body, then a thread bulge ring arranged on one side of the nut body is connected with a second thread groove arranged on one side of an anticorrosion sealing rear cover, the end, exposed outside, of the rear axle shaft head is sealed and protected through the anticorrosion sealing rear cover, a connecting gap is sealed through a second sealing gasket arranged on one side of the nut body and a first sealing gasket arranged on one side of the anticorrosion sealing rear cover, external rainwater is prevented from entering and corroding, a first anticorrosion layer is coated on the surface of the nut body and a second anticorrosion layer is coated on the surface of the anticorrosion sealing rear cover, the corrosion of the nut body and the surface of the anticorrosion sealing rear cover by the outside is prevented, and therefore, the rear axle shaft head is fixed through the device and the one end of the rear axle shaft head is prevented from being exposed outside, and the rear axle shaft head is corroded, the service life of the rear axle shaft head and the nut is reduced;

2. the first rotating rods are arranged at the centers of the top and the bottom of the nut body, so that the purpose of conveniently rotating the nut body to fix the rear axle shaft head under the condition of not using tools is achieved, and the anti-skidding lines are arranged on the surfaces of the two first rotating rods, so that the nut body is prevented from sliding when being rotated by the first rotating rods;

3. through lid one side installation connecting rod behind anticorrosive seal, then at the one end installation second rotary rod of connecting rod to under the condition of not using tools, it is automatic to be convenient for drive lid behind anticorrosive seal, makes all the other nut bodies carry out threaded connection, through adjusting the antiskid cover at the top and the bottom of second rotary rod, thereby prevents to take place to slide when rotating through the second rotary rod.

Drawings

Fig. 1 is a schematic front sectional structure of the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B in fig. 2 according to the present invention.

In the figure: 1. a nut body; 2. a first thread groove; 3. a threaded raised ring; 4. sealing the rear cover in an anticorrosive way; 5. a second thread groove; 6. a first gasket; 7. an annular groove; 8. a second gasket; 9. a first anticorrosive layer; 10. a second anticorrosive layer; 11. a first rotating rod; 12. a connecting rod; 13. a second rotating rod; 14. an anti-slip sleeve.

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.

The utility model provides a rear axle internal nut with a rear axle head anti-corrosion function as shown in figures 1-4, which comprises a nut body 1, a first thread groove 2 is arranged in the nut body 1, a thread bulge ring 3 is fixedly arranged on one side of the nut body 1, the nut body 1 is in threaded connection with an anti-corrosion sealing rear cover 4 through the thread bulge ring 3, a second thread groove 5 is arranged on one side of the anti-corrosion sealing rear cover 4, the second thread groove 5 is in threaded connection with the thread bulge ring 3, a first sealing gasket 6 is fixedly connected on one side surface of the anti-corrosion sealing rear cover 4, an annular opening matched with the thread bulge ring 3 is arranged in the first sealing gasket 6, an annular groove 7 is arranged on the other side surface of the nut body 1, a second sealing gasket 8 is fixedly arranged in the annular groove 7, a first anti-corrosion layer 9 is coated on the surface of the nut body 1, a second anti-corrosion layer 10 is coated on the surface of the anti-corrosion sealing rear cover 4, the rear axle shaft head fixed to the nut body 1 is protected, one end of the rear axle shaft head is prevented from being exposed to the outside, the rear axle shaft head is easily corroded by the outside, the service life of the rear axle shaft head is greatly shortened, and external rainwater is prevented from entering and being supported by the nut body 1 to corrode the nut body.

As shown in fig. 1-2, the top and bottom centers of the nut body 1 are fixedly provided with first rotating rods 11, and the surfaces of the two first rotating rods 11 are provided with anti-skid lines, so that the nut body 1 can be conveniently rotated without using tools, and is connected with the rear axle shaft head.

As shown in fig. 1, a connecting rod 12 is fixedly mounted on a surface of one side of the corrosion-resistant sealing rear cover 4, and a second rotating rod 13 is fixedly connected to one end of the connecting rod 12, so that the corrosion-resistant sealing rear cover 4 can be conveniently rotated without using tools to be connected with the nut body 1.

As shown in fig. 1, the top and bottom surfaces of the second rotating rod 13 are sleeved with anti-slip sleeves 14, and the anti-slip sleeves 14 are made of PVB rubber material to prevent sliding when the second rotating rod 13 is rotated.

As shown in fig. 1-4, one side of the anticorrosion sealed rear cover 4 is designed to be arc-shaped, and the first anticorrosion layer 9 and the second anticorrosion layer 10 are both formed by coating polyurethane anticorrosion paint, so that the anticorrosion effect is uniform and good.

As shown in fig. 1-2, the nut body 1 and the anti-corrosion sealing rear cover 4 are made of aluminum alloy materials, and have a good anti-corrosion effect, the inner diameter of the nut body 1 is matched with the inner diameter of the anti-corrosion sealing rear cover 4, so that the situation that the inner diameters are different in size to cause silent connection with a rear axle shaft head is avoided.

The utility model discloses the theory of operation: the nut body 1 is rotated through two first rotating rods 11, the nut body 1 fixes a rear axle shaft head through a first thread groove 2 arranged inside, then a connecting rod 12 is driven to rotate through a second rotating rod 13, the connecting rod 12 drives an anticorrosion sealing rear cover 4 to rotate, the anticorrosion sealing rear cover 4 is connected with a thread bulge ring 3 fixedly connected with one side of the nut body 1 through a second thread groove 5 arranged on one side surface, the end of the rear axle shaft head exposed outside is sealed and protected through the anticorrosion sealing rear cover 4, a second sealing gasket 8 arranged on one side of the nut body 1 and a first sealing gasket 6 arranged on one side surface of the anticorrosion sealing rear cover 4 are used for sealing a connected gap to prevent external rainwater from entering and causing corrosion, and then a first anticorrosion layer 9 is coated on the surface of the nut body 1 and a second anticorrosion layer 10 is coated on the surface of the anticorrosion sealing rear cover 4, the corrosion of the surfaces of the nut body 1 and the corrosion-resistant sealing rear cover 4 caused by the outside is prevented.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a rear axle interior nut with rear axle spindle nose anticorrosion function which characterized in that: comprises a nut body (1), a first thread groove (2) is arranged in the nut body (1), a thread convex ring (3) is fixedly arranged on one side of the nut body (1), the nut body (1) is in threaded connection with an anticorrosion sealing rear cover (4) through the thread convex ring (3), a second thread groove (5) is arranged on one side of the anticorrosion sealing rear cover (4), the second thread groove (5) is in threaded connection with the thread convex ring (3), a first sealing gasket (6) is fixedly connected with one side surface of the anticorrosion sealing rear cover (4), an annular opening matched with the thread convex ring (3) is arranged in the first sealing gasket (6), an annular groove (7) is arranged on the other side surface of the nut body (1), and a second sealing gasket (8) is fixedly arranged in the annular groove (7), a first anticorrosive coating (9) is coated on the surface of the nut body (1), and a second anticorrosive coating (10) is coated on the surface of the anticorrosion sealing rear cover (4).

2. The rear axle internal nut with the function of preventing the rear axle shaft head from being corroded according to claim 1, wherein: the top and the bottom center of nut body (1) locate equal fixed mounting to have first rotary rod (11), two anti-skidding line has all been seted up on the surface of first rotary rod (11).

3. The rear axle internal nut with the function of preventing the rear axle shaft head from being corroded according to claim 1, wherein: one side fixed surface of lid (4) has connecting rod (12) behind anticorrosive sealed, the one end fixedly connected with second rotary rod (13) of connecting rod (12).

4. The rear axle internal nut with the function of preventing the rear axle shaft head from being corroded according to claim 3, wherein: the top and the bottom surface of second rotary rod (13) have all cup jointed anti-skidding cover (14), anti-skidding cover (14) are made for PVB rubber materials.

5. The rear axle internal nut with the function of preventing the rear axle shaft head from being corroded according to claim 1, wherein: one side of anticorrosion sealed back lid (4) is the arc design, first anticorrosive coating (9) and second anticorrosive coating (10) are the anticorrosive paint of polyurethane and paint and form.

6. The rear axle internal nut with the function of preventing the rear axle shaft head from being corroded according to claim 1, wherein: the nut body (1) and the anti-corrosion sealing rear cover (4) are made of aluminum alloy materials, and the inner diameter of the nut body (1) is matched with the inner diameter of the anti-corrosion sealing rear cover (4).