CN212889714U

CN212889714U - Wear-resistant polyurethane tire

Info

Publication number: CN212889714U
Application number: CN202021738490.2U
Authority: CN
Inventors: 洪汝频
Original assignee: Suzhou Pinfa Electromechanical Technology Co ltd
Current assignee: Suzhou Pinfa Electromechanical Technology Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-04-06
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a wear-resisting type polyurethane tire, including wheel hub, wheel hub's outside is provided with polyurethane tire body, polyurethane tire body and wheel hub laminate mutually, the spread groove has been seted up to the outer wall symmetry of polyurethane tire body, the fixed lantern ring that has cup jointed of spread groove, polyurethane tire body is equipped with the reinforcement muscle, the bearing is provided with the limiting plate, the limiting plate laminates mutually with wheel hub and polyurethane tire body, wheel hub's inner chamber is provided with the bearing, the main shaft has been cup jointed in the bearing slip, the fixed sealed lantern ring that has cup jointed of main shaft, the sealed lantern ring is located between limiting plate and the bearing. The utility model discloses utilize the mode that sets up of polyurethane tire body, the spread groove has been seted up to polyurethane tire outer wall symmetry, and the inside fixed cup joint of spread groove has the fixed lantern ring, can protect the fastening to polyurethane tire body, and the inside equidistance of polyurethane tire is provided with a plurality of muscle of reinforceing, strengthens its wholeness ability, and then improves the life of polyurethane tire.

Description

Wear-resistant polyurethane tire

Technical Field

The utility model relates to a polyurethane tire field, in particular to wear-resisting polyurethane tire.

Background

The tire is a circular elastic rubber product which is assembled on various vehicles or machines and rolls in a grounding way, is usually arranged on a metal rim, can support a vehicle body, buffers external impact, realizes the contact with a road surface and ensures the driving performance of the vehicle, and compared with a PVC (polyvinyl chloride) foaming material, the polyurethane has better stability, chemical resistance, rebound resilience and mechanical property and smaller compression deformability, so the tire is more suitable for manufacturing the tire;

because the shallow often overloads at the tire of shallow, and then can increase the degree of wear of tire, appear breaking the condition of extrusion damage even in the polyurethane tire, and then make wheel hub land and support the removal to the shallow, and then cause the wheel hub to damage, reduce its life, and then be not convenient for the shallow to move work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wear-resisting type polyurethane tire to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wear-resisting type polyurethane tire, includes wheel hub, wheel hub's outside is provided with polyurethane tire body, the inner wall of polyurethane tire body laminates with wheel hub's outer wall mutually, the spread groove has been seted up to polyurethane tire body's outer wall symmetry, the fixed lantern ring that has cup jointed of inner chamber of spread groove, polyurethane tire body's inside equidistance inlays and is equipped with a plurality of muscle of reinforceing, wheel hub's inner chamber is provided with the bearing, the both ends of bearing all are provided with the limiting plate, one side and wheel hub and the laminating of polyurethane tire body mutually of limiting plate, the inner chamber of bearing slides and has cup jointed the main shaft, the fixed cover of one end of main shaft outer wall has connect the sealed lantern ring, the sealed lantern ring is.

Preferably, the inner wall of the hub is provided with a plurality of connecting holes in an annular array at equal intervals, and the inner cavities of the connecting holes are provided with connecting bolts.

Preferably, the inner wall of polyurethane tire body is the annular array equidistance and has seted up a plurality of fixed slots, the inner chamber of fixed slot is fixed to be cup jointed and is connected the cap.

Preferably, one end of the outer wall of the connecting bolt is in threaded sleeve connection with the inner cavity of the connecting cap.

Preferably, a through hole is formed in the middle of one side of one of the limiting plates, the outer wall of the main shaft is in sliding sleeve connection with an inner cavity of the through hole, a limiting lantern ring is fixedly sleeved at one end of the outer wall of the main shaft and is located between the other one of the limiting plates and the bearing.

Preferably, one side of the limiting plate is provided with a plurality of fixing bolts in an annular array at equal intervals, and the limiting plate is fixedly connected with the hub through the fixing bolts.

The utility model discloses a technological effect and advantage:

(1) the utility model discloses utilize the mode of setting up of polyurethane tire body, polyurethane tire outer wall symmetry has seted up the spread groove, and fixed lantern ring has been cup jointed to the inside of spread groove, can protect the fastening to polyurethane tire body, and polyurethane tire inside equidistance is provided with a plurality of reinforcement muscle, strengthens its wholeness ability, and then improves the life of polyurethane tire;

(2) the utility model discloses utilize the mode of setting up of wheel hub, wheel hub carries out fixed connection through connecting screw rod and connecting cap, when the polyurethane tire body damages, not hard up connecting bolt, no longer carry out the position to the connecting cap and restrict, just can make polyurethane tire body and gyro wheel separation, and then the change of the polyurethane wheel body of being convenient for;

(3) the utility model discloses utilize the mode that sets up of the spacing lantern ring, the spacing lantern ring can be injectd and protect the polyurethane tire body once more, can also carry out the position to the inside bearing of wheel hub and injectd to guarantee that wheel hub can normal operating.

Drawings

Fig. 1 is a schematic view of the side internal structure of the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a hub; 2. a polyurethane tire body; 3. connecting grooves; 4. a fixed collar; 5. reinforcing the ribs; 6. connecting holes; 7. a connecting bolt; 8. fixing grooves; 9. a connecting cap; 10. a bearing; 11. a limiting plate; 12. fixing the bolt; 13. a main shaft; 14. a limiting lantern ring; 15. and sealing the collar.

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 wear-resistant polyurethane tire as shown in figures 1-3, which comprises a wheel hub 1, a polyurethane tire body 2 is arranged outside the wheel hub 1, the polyurethane tire body 2 is made of polyurethane material, the performance of polyurethane elastomer is between plastic and rubber, and the tire has the advantages of oil resistance, wear resistance, low temperature resistance, aging resistance, high hardness, elasticity and the like, the inner wall of the polyurethane tire body 2 is jointed with the outer wall of the wheel hub 1, the outer wall of the polyurethane tire body 2 is symmetrically provided with connecting grooves 3, the connecting grooves 3 are annular through grooves, so that the fixing sleeve ring 4 is stably fixed on the outer wall of the polyurethane tire body 2 to protect the connecting grooves, the inner cavity of the polyurethane tire body 2 is fixedly sleeved with the fixing sleeve ring 4, a plurality of reinforcing ribs 5 are embedded in the inner equidistance of the polyurethane tire body 2, and the reinforcing ribs 5 can reinforce the flexibility strength of the polyurethane tire body 2, the overall stability of the wheel hub is enhanced, a bearing 10 is arranged in an inner cavity of the wheel hub 1, limiting plates 11 are arranged at two ends of the bearing 10, one side of each limiting plate 11 is attached to the wheel hub 1 and the polyurethane tire body 2, the bearing 10 can reduce friction force on the wheel hub 1 when the wheel hub 1 is installed on a cart, a main shaft 13 is sleeved in the inner cavity of the bearing 10 in a sliding mode, a sealing sleeve ring 15 is fixedly sleeved at one end of the outer wall of the main shaft 13, the sealing sleeve ring 15 and the two limiting plates 11 can enable the inner cavity of the wheel hub 1 to form a sealing cavity, so that the bearing 10 and the wheel hub 1 are protected, dust particles and stones are prevented from entering the sealing sleeve ring, the abrasion degree of the sealing sleeve ring is accelerated, the;

the inner wall of the hub 1 is provided with a plurality of connecting holes 6 in an annular array at equal intervals, the inner cavities of the connecting holes 6 are provided with connecting bolts 7, the connecting bolts 7 are matched with connecting caps 9 for use, so that the hub 1 and the polyurethane tire body 2 can be connected and fixed, the stability of the polyurethane tire body during working is enhanced, the inner wall of the polyurethane tire body 2 is provided with a plurality of fixing grooves 8 in an annular array at equal intervals, the inner cavities of the fixing grooves 8 are fixedly sleeved with the connecting caps 9, the connecting caps 9 can protect the polyurethane tire body 2, the connecting bolts 7 are prevented from being in direct contact with the polyurethane tire body 2, the connecting parts are easy to damage when the polyurethane tire body is installed and fastened, and one end of the outer wall of each connecting bolt 7 is in threaded;

the through hole is opened at the middle part of one of them limiting plate 11 one side, and the outer wall of main shaft 13 is cup jointed with the inner chamber of through hole slip, and the fixed cover of one end of main shaft 13 outer wall has connect the spacing lantern ring 14, and spacing lantern ring 14 is located wherein between another limiting plate 11 and the bearing 10, and one side of limiting plate 11 is that the annular array equidistance is provided with a plurality of fixing bolt 12, and limiting plate 11 passes through fixing bolt 12 and wheel hub 1 fixed connection.

The utility model discloses the theory of operation: firstly, a polyurethane tire body 2 is arranged on a wheel hub 1, the polyurethane tire body 2 is in sliding sleeve joint with the wheel hub 1, a connecting cap 9 on the polyurethane tire body 2 corresponds to a connecting hole 6 on the wheel hub 1, the polyurethane tire body 2 and the wheel hub 1 are fixed by a connecting bolt 7, a bearing 10 is in sliding sleeve joint with an inner cavity of the wheel hub 1, a main shaft 13 is in sliding sleeve joint with the bearing 10, a limiting sleeve ring 14 and a sealing sleeve ring 15 are positioned on two sides of the bearing 10, the bearing 10 and the polyurethane tire body 2 are limited in position by two limiting plates 11, the limiting plates 11 are fixedly connected with the wheel hub 1 by fixing bolts 12, and then the wheel hub is mounted on a trolley;

when the driving hub 1 of the cart rotates, the bearing 10 can reduce the frictional resistance between the driving hub and the cart, when the polyurethane tire body 2 drives, the fixed lantern ring 4 and the reinforcing rib 5 reinforce the driving hub, and under the effect that the polyurethane tire body 2 can deform and absorb shock, the stability of the polyurethane tire body 2 is ensured, so that the wear-resistant service life of the polyurethane tire body is prolonged.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.

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

Claims

1. The utility model provides a wear-resisting polyurethane tire, includes wheel hub (1), its characterized in that, the outside of wheel hub (1) is provided with polyurethane tire body (2), the inner wall of polyurethane tire body (2) laminates with the outer wall of wheel hub (1) mutually, spread groove (3) have been seted up to the outer wall symmetry of polyurethane tire body (2), the fixed lantern ring (4) that has cup jointed of inner chamber of spread groove (3), the inside equidistance of polyurethane tire body (2) is inlayed and is equipped with a plurality of reinforcement muscle (5), the inner chamber of wheel hub (1) is provided with bearing (10), the both ends of bearing (10) all are provided with limiting plate (11), one side and wheel hub (1) and polyurethane tire body (2) of limiting plate (11) laminate mutually, main shaft (13) have been cup jointed in the inner chamber slip of bearing (10), the fixed cover of one end of main shaft (13) outer wall has been cup jointed sealed lantern ring (15, the sealing collar (15) is positioned between one of the limiting plates (11) and the bearing (10).

2. A wear-resistant polyurethane tire according to claim 1, wherein the inner wall of the hub (1) is provided with a plurality of connecting holes (6) in a circular array at equal intervals, and the inner cavities of the connecting holes (6) are provided with connecting bolts (7).

3. The wear-resistant polyurethane tire according to claim 1, wherein the inner wall of the polyurethane tire body (2) is provided with a plurality of fixing grooves (8) in an annular array at equal intervals, and the inner cavities of the fixing grooves (8) are fixedly sleeved with connecting caps (9).

4. A wear-resistant polyurethane tyre according to claim 2, characterized in that one end of the outer wall of the connecting bolt (7) is screwed into the inner cavity of the connecting cap (9).

5. A wear-resistant polyurethane tire according to claim 1, wherein a through hole is formed in the middle of one side of one of the limiting plates (11), the outer wall of the main shaft (13) is slidably sleeved with the inner cavity of the through hole, a limiting collar (14) is fixedly sleeved on one end of the outer wall of the main shaft (13), and the limiting collar (14) is located between the other limiting plate (11) and the bearing (10).

6. A wear-resistant polyurethane tire according to claim 5, wherein one side of the limiting plate (11) is provided with a plurality of fixing bolts (12) in a circular array at equal intervals, and the limiting plate (11) is fixedly connected with the hub (1) through the fixing bolts (12).