CN213744529U - Wear-resistant shaft sleeve of forklift attachment - Google Patents

Abstract

The utility model discloses a wear-resisting axle sleeve of fork truck accessory relates to the axle sleeve field, including the copper sheathing, the steel cylinder is installed to the inner wall of copper sheathing, and the heat conduction pad is installed to the inner wall of steel cylinder, and a plurality of mounting holes have all been seted up to the inside of steel cylinder and the inside of heat conduction pad, and the internally mounted of mounting hole has solid lubricant, and the louvre has all been seted up to the inside both sides of steel cylinder and the inside both sides of copper sheathing, and a plurality of notes material holes have been seted up to the inside of copper sheathing, and the sealing plug is installed through fastening bolt in the inside top in notes material hole, and the blanking cover is installed to the one end of copper sheathing. The utility model discloses a be provided with heat conduction pad and louvre, when the inside a large amount of heats that produces of steel cylinder, the heat can get into to the louvre in through the heat conduction pad to spill in steel cylinder and copper sheathing through the louvre, and then improved the radiating efficiency of axle sleeve, avoid the heat always amass at the inside speed that accelerates its damage of steel cylinder, improved the life of steel cylinder and copper sheathing simultaneously.

Description

Wear-resistant shaft sleeve of forklift attachment

Technical Field

The utility model relates to an axle sleeve field specifically is a wear-resisting axle sleeve of fork truck accessory.

Background

The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft and is a component of the sliding bearing. Typically, the sleeve is an interference fit with the bearing seat and a clearance fit with the shaft.

According to the chinese patent with publication number CN211371038U, a self-lubricating wear-resistant shaft sleeve is disclosed, which comprises a copper sleeve, wherein a plurality of mounting holes are arranged on the wall of the copper sleeve, a solid lubricant block is arranged in the mounting holes, the self-lubricating wear-resistant shaft sleeve further comprises a steel cylinder, the copper sleeve is arranged in the steel cylinder, an inner retainer ring is arranged on one end inner wall of the steel cylinder, an inner thread is arranged on the other end inner wall of the steel cylinder, a blocking cover is arranged on the inner wall of the steel cylinder, a communication hole coaxial with the inner hole of the copper sleeve is arranged on the blocking cover, and the outer diameter of the communication hole is larger than the diameter of the inner hole of the copper sleeve

The utility model adopts a double-layer structure of the steel cylinder and the copper sleeve, the copper sleeve is used as an inner layer to be directly contacted with the shaft, the advantages of good lubricating property, wear resistance and corrosion resistance are kept, and the steel cylinder is used as an outer layer to reinforce the copper sleeve; however, when the rotating shaft rotates in the steel cylinder for a long time, a large amount of heat is generated, and the generated heat is difficult to quickly dissipate, so that the damage to the shaft sleeve and the rotating shaft is accelerated, and the service life of the shaft sleeve is shortened; install the solid lubricant piece in the mounting hole simultaneously this utility model, and the solid lubricant piece is used up the back user and is difficult to add the solid lubricant piece once more in the mounting hole, leads to follow-up unable lubricated to the steel cylinder, and then can accelerate the speed of axle sleeve wearing and tearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that heat in the shaft sleeve is difficult to dissipate and a new solid lubricant block is inconvenient to add into a mounting hole, a wear-resistant shaft sleeve of a forklift attachment is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wear-resisting axle sleeve of fork truck accessory, includes the copper sheathing, a steel section of thick bamboo is installed to the inner wall of copper sheathing, the heat conduction pad is installed to the inner wall of a steel section of thick bamboo, a plurality of mounting holes have all been seted up to the inside of a steel section of thick bamboo and the inside of heat conduction pad, the internally mounted of mounting hole has solid lubricant, the louvre has all been seted up to the inside both sides of a steel section of thick bamboo and the inside both sides of copper sheathing, a plurality of notes material holes have been seted up to the inside of copper sheathing, the sealing plug is installed through fastening bolt in the inside top in notes material hole, the blanking cover is installed to the one end of copper sheathing.

Preferably, the mounting hole is conical, and the mounting hole is communicated with the material injection hole.

Preferably, the material injection hole is matched with a sealing plug, and the sealing plug is made of rubber materials.

Preferably, a communication hole is formed in the blocking cover, and the diameter of the communication hole is larger than the inner diameter of the steel cylinder.

Preferably, one end of the heat dissipation hole is in contact with the heat conduction pad.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be provided with heat conduction pad and louvre, when the inside a large amount of heats that produces of steel cylinder, the heat can get into to the louvre in through the heat conduction pad to spill in steel cylinder and copper sheathing through the louvre, and then improved the radiating efficiency of axle sleeve, avoid the heat always amass at the inside speed that accelerates its damage of steel cylinder, improved the life of steel cylinder and copper sheathing simultaneously.

2. The utility model discloses a be provided with fastening bolt, annotate material hole and sealing plug, after the user discovers solid lubricant and uses up, the user passes through rotatory fastening bolt, with fastening bolt from the internal screw-out of copper sheathing, the user can pour the sealing plug after that, then the user alright add solid lubricant to the mounting hole through annotating the material hole, thereby can add solid lubricant, after having added, the user packs in the sealing plug to annotating the material downthehole again, and through rotatory fastening bolt, with fastening bolt screw in to sealing plug and copper sheathing in, thereby can carry out spacing fixed to the sealing plug, and this mode can prevent that the user is difficult to add new solid lubricant to the steel cylinder in and influence the lubricated effect of axle sleeve after solid lubricant has used up, and then can slow down the rate of wear of steel cylinder and copper sheathing.

Drawings

FIG. 1 is a schematic view of the front structure of the copper sheath of the present invention;

FIG. 2 is a schematic side view of the copper bush of the present invention;

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

In the figure: 1. a copper sleeve; 2. a steel cylinder; 3. a thermally conductive pad; 4. heat dissipation holes; 5. a material injection hole; 6. a sealing plug; 7. fastening a bolt; 8. mounting holes; 9. a solid lubricant; 10. blocking the cover; 11. and a communicating hole.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Please refer to fig. 1-3, a wear-resistant shaft sleeve of a forklift attachment comprises a copper sleeve 1, a steel cylinder 2, a heat conducting pad 3, heat dissipation holes 4, material injection holes 5, a sealing plug 6, a fastening bolt 7, mounting holes 8, a solid lubricant 9, a blocking cover 10 and a communication hole 11, wherein the steel cylinder 2 is mounted on the inner wall of the copper sleeve 1, the heat conducting pad 3 is mounted on the inner wall of the steel cylinder 2, a plurality of mounting holes 8 are respectively formed in the steel cylinder 2 and the heat conducting pad 3, the solid lubricant 9 is mounted inside the mounting holes 8, the heat dissipation holes 4 are respectively formed in both sides of the steel cylinder 2 and both sides of the copper sleeve 1, a plurality of material injection holes 5 are formed in the copper sleeve 1, the sealing plug 6 is mounted above the inside of the material injection holes 5 through the fastening bolt 7, and the blocking cover 10 is mounted at one end of the copper sleeve 1.

Please refer to fig. 1 and 3, the mounting hole 8 is conical, the mounting hole 8 is communicated with the material injection hole 5, so that a user can conveniently add the solid lubricant 9 into the mounting hole 8 to lubricate the steel cylinder 2; annotate material hole 5 and sealing plug 6 looks adaptation, sealing plug 6 adopts rubber materials to make and forms, and convenience of customers puts into annotating in the material hole 5, prevents that solid lubricant 9 from annotating the interior falling out of material hole 5.

Please refer to fig. 1-2, a communication hole 11 is formed in the blocking cover 10, and the diameter of the communication hole 11 is larger than the inner diameter of the steel cylinder 2, so that the rotating shaft can extend into the communication hole 11 conveniently; one end of the heat dissipation hole 4 is in contact with the heat conduction pad 3, so that the heat conduction effect is improved, and the heat is prevented from being accumulated in the steel cylinder 2 in a large amount.

The working principle is as follows: firstly, when a large amount of heat is generated inside the steel cylinder 2, the heat can enter the heat dissipation holes 4 through the heat conduction pad 3 and be dissipated out of the steel cylinder 2 and the copper sleeve 1 through the heat dissipation holes 4, so that the heat dissipation efficiency of the shaft sleeve is improved, and the phenomenon that the heat is accumulated inside the steel cylinder 2 all the time to accelerate the damage speed of the steel cylinder is avoided; simultaneously after the user discovers that solid lubricant 9 uses up, the user is through rotatory fastening bolt 7, screw out fastening bolt 7 from copper sheathing 1, the user can pour sealing plug 6 out afterwards, then the user alright add solid lubricant 9 to mounting hole 8 in through annotating material hole 5, thereby can add solid lubricant 9, the user packs in sealing plug 6 to annotating material hole 5 again after adding, and through rotatory fastening bolt 7, screw in fastening bolt 7 to in sealing plug 6 and the copper sheathing 1, thereby can carry out spacing fixed to sealing plug 6.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides a wear-resisting axle sleeve of fork truck accessory, includes copper sheathing (1), its characterized in that: steel cylinder (2) are installed to the inner wall of copper sheathing (1), heat conduction pad (3) are installed to the inner wall of steel cylinder (2), a plurality of mounting holes (8) have all been seted up to the inside of steel cylinder (2) and the inside of heat conduction pad (3), the internally mounted of mounting hole (8) has solid lubricant (9), louvre (4) have all been seted up to the inside both sides of steel cylinder (2) and the inside both sides of copper sheathing (1), a plurality of notes material hole (5) have been seted up to the inside of copper sheathing (1), sealing plug (6) are installed through fastening bolt (7) to the inside top of notes material hole (5), blanking cover (10) are installed to the one end of copper sheathing (1).

2. The wear-resistant shaft sleeve of the forklift attachment according to claim 1, wherein: the mounting hole (8) is conical, and the mounting hole (8) is communicated with the material injection hole (5).

3. The wear-resistant shaft sleeve of the forklift attachment according to claim 1, wherein: the material injection hole (5) is matched with the sealing plug (6), and the sealing plug (6) is made of rubber materials.

4. The wear-resistant shaft sleeve of the forklift attachment according to claim 1, wherein: the inside of blanking cover (10) is seted up intercommunicating pore (11), the diameter of intercommunicating pore (11) is greater than the internal diameter of steel cylinder (2).

5. The wear-resistant shaft sleeve of the forklift attachment according to claim 1, wherein: one end of the heat dissipation hole (4) is in contact with the heat conducting pad (3).

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