CN216589607U - Sliding bearing assembly device - Google Patents

Abstract

The utility model discloses a slide bearing assembly device belongs to suspension bearing technical field, this slide bearing assembly device, include: an upper cover; the upper cover is connected with a lower cover through the sliding sheet, and a labyrinth seal structure is arranged on the upper cover; the slide includes that the axial supports the section, the axial supports the section towards axle center department extension arc support section, the upper cover reaches the lower cover all has the plane of laminating with the axial support section, also have with the curved surface that the arc supported the section laminating. Through increasing the arc support section, must this bearing both can bear the axial force, also can bear radial force, avoid because radial interference friction, the bearing damage and the abnormal sound problem that lead to for the bearing can be applicable to more motorcycle types.

Description

Sliding bearing assembly device

Technical Field

The utility model belongs to the technical field of the suspension bearing, concretely relates to slide bearing assembly device.

Background

Suspension bearings are important components of suspension systems, which are located at the upper end of a coil spring in the suspension system, and the upper end of the suspension bearing is usually connected to the vehicle body by a top end connection plate. The force from the wheel is transmitted to the vehicle body through the coil spring and the suspension bearing. The suspension bearing needs to be able to withstand both axial and radial forces. The suspension bearing structure generally includes an upper bearing cap connected to the top end connection plate, a lower bearing cap connected directly or indirectly to the coil spring, and a rolling assembly located between the upper and lower caps.

There is also a suspension bearing structure commonly used, referring to fig. 1, which belongs to the field of sliding bearings, and has no rolling assembly of metal material, i.e., upper and lower metal rings, and no steel balls or rollers, in addition to the upper and lower covers, and the bearing has a horizontally disposed annular plastic sheet between the upper and lower covers, the lower cover and the plastic sheet of the bearing being rotatable about an axis with respect to the upper cover, and this type of suspension bearing is inexpensive.

However, the horizontally arranged annular plastic sheet has small bearing capacity, can only bear axial force, has no radial bearing capacity, and when the suspension system is used, due to the horizontal annular structural design, the upper cover and the lower cover can generate radial interference friction, so that the problems of bearing damage and abnormal sound are caused, the service life is influenced, the use range is further limited, and the suspension system is commonly used for a mini car suspension system.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a slide bearing assembly device to propose the problem of current slide bearing assembly device in the use in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a plain bearing assembly arrangement comprising:

an upper cover;

the upper cover is connected with a lower cover through the sliding sheet, and a labyrinth seal structure is arranged on the upper cover;

the slide includes that the axial supports the section, the axial supports the section towards axle center department extension arc support section, the upper cover reaches the lower cover all has the plane of laminating with the axial support section, also have with the curved surface that the arc supported the section laminating.

Preferably, one side of the upper cover, which is attached to the sliding sheet, is provided with a first oil storage tank.

Preferably, one side of the lower cover, which is attached to the sliding sheet, is provided with a second oil storage tank.

Preferably, a connecting section extends out of the outer edge of the upper cover, the labyrinth seal structure is arranged at the connecting section, and the labyrinth seal structure comprises an outer flange.

Preferably, a boss is arranged on the inner side of the outer rib.

Preferably, the outer flange is located at one end far away from the connecting section, and the outer edge of the lower cover is provided with an extending section.

Preferably, a second hook extends out of the inner side of the lower cover.

Preferably, the first hook is arranged on one side of the upper cover opposite to the lower cover in cooperation with the second hook.

Preferably, the upper cover forms an inner groove through the first hook to surround the second hook.

Preferably, the axial support section is horizontal.

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

the arc support section is added, so that the bearing can bear axial force and radial force, the problems of bearing damage and abnormal sound caused by radial interference friction can be avoided, and the bearing can be suitable for more vehicle types.

And the first oil storage tank and the second oil storage tank are also arranged for storing grease, so that the sliding plate can be lubricated in operation.

Meanwhile, the traditional bearing sealing structure is adjusted in a matching mode, the extension section, the outer flange, the boss and the connecting section form a labyrinth sealing structure on the outer side of the device, the first clamping hook and the second clamping hook form an inner labyrinth sealing structure, and further, the interference friction between the upper cover and the lower cover is effectively reduced by matching the structure of the sliding sheet.

Drawings

Fig. 1 is a schematic structural view of a conventional sliding bearing device;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a schematic view of a partial structure of the present invention.

In the figure: 1. an upper cover; 11. a first oil storage tank; 12. a connecting section; 13. an outer flange; 14. a first hook; 2. a slide sheet; 21. an axial support section; 22. an arc support section; 3. a lower cover; 31. an oil storage tank II; 32. a boss; 33. an extension section; 34. and a second hook.

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 fig. 2-3, the present invention provides a technical solution: a plain bearing assembly arrangement comprising:

an upper cover 1;

the upper cover 1 is connected with a lower cover 3 through the sliding sheet 2, and the upper cover 1 is provided with a labyrinth seal structure;

the sliding sheet 2 comprises an axial supporting section 21, an arc supporting section 22 extends out of the axial center of the axial supporting section 21, and the upper cover 1 and the lower cover 3 are both provided with a plane attached to the axial supporting section 21 and a curved surface attached to the arc supporting section 22.

In the present embodiment, the sliding piece 2 is of an annular structure as a whole, and the cross section of the arc-shaped supporting section 22 is of an arc shape, which may be an arc surface or a smooth transition curved surface.

The slide 2 is made of a plastic material with self-lubricating properties, which is very resistant to wear.

The arc support section 22 here fits the arc faces of the upper and lower covers, and the arc enables the bearing to withstand both axial and radial forces. The problems of bearing damage and abnormal sound caused by radial interference friction can be avoided.

Since the device is of an annular structure as a whole, the inner side referred to herein means a side close to the axis of the device, or an inner diameter side, and the corresponding outer side means a side far from the axis of the device, or an outer diameter side.

Specifically, one side of the upper cover 1, which is attached to the sliding sheet 2, is provided with a first oil storage tank 11.

In this embodiment, the first oil storage tank 11 may have a continuous annular tank structure, or a plurality of tanks circumferentially arranged at even intervals, and if the first oil storage tank 11 is an annular tank, a plurality of concentric annular tanks may be provided, and if the first oil storage tank 11 is distributed at intervals, a plurality of rings of tanks may be provided.

The first oil storage tank 11 and the second oil storage tank 31 are used for storing grease and play a role in lubrication.

Specifically, one side of the lower cover 3, which is attached to the sliding sheet 2, is provided with a second oil storage tank 31.

In this embodiment, set up two 31 of oil storage tanks in the lower cover 3, two 31 of oil storage tanks are continuous annular cell body structure, or a plurality of cell bodies that the even circumference of interval was arranged, two 31 of oil storage tanks if annular cell bodies, then can set up a plurality of concentric annular cell bodies, if for interval distribution, then can set up many rings of cell bodies, two 31 of oil storage tanks's arrangement mode and structure can be the same with oil storage tank 11 or different.

Specifically, the outer edge of the upper cover 1 extends out of a connecting section 12, a labyrinth seal structure is arranged at the connecting section 12, and the labyrinth seal structure comprises an outer flange 13.

In this embodiment, the outer flange 13 can be regarded as a portion extending axially from the outer edge of the connecting section 12.

Specifically, the inner side of the outer flange 13 is provided with a boss 32.

In this embodiment, the connection section 12 and the outer flange 13 partially wrap the boss 32, and the boss 32 is in an annular structure.

Specifically, at an end of the outer rib 13 away from the connecting section 12, the outer edge of the lower cover 3 is provided with an extending section 33.

In this embodiment, the extension 33 is formed by extending the outer edge of the lower cover 3.

The extension 33, the outer rim 13, the boss 32 and the connecting section 12 form a labyrinth structure outside the device, which can resist the invasion of external pollutants.

Due to the structure of the sliding plate 2, the bearing can bear axial force and radial force. The problems of bearing damage and abnormal sound caused by radial interference friction can be avoided, and a plurality of staggered flanges can be arranged to realize multiple labyrinth seals.

Specifically, a second hook 34 extends from the inner side of the lower cover 3.

In this embodiment, the second hook 34 may be a continuous ring structure.

Specifically, the first hook 14 is disposed on the opposite side of the upper cover 1 and the lower cover 3 in cooperation with the second hook 34.

In this embodiment, the first hook 14 and the second hook 34 form an inner labyrinth structure.

Specifically, the upper cover 1 forms an inner groove through the first hook 14 to surround the second hook 34.

In this embodiment, the inner groove portion surrounds the second hook 34, the second hook 34 is fixed, and the first hook 14 and the second hook 34 are engaged with each other, so that the bearings are combined into a whole which is not easy to classify.

Specifically, the axial support section 21 is horizontal.

In this embodiment, the horizontal state means that the upper and lower planes of the axial supporting section 21 are parallel to the horizontal plane when the device is placed horizontally.

The utility model discloses a theory of operation and use flow: the sliding sheet 2 comprises an axial supporting section 21, the axial supporting section 21 extends out of an arc supporting section 22 towards the axis, the upper cover 1 and the lower cover 3 are both provided with planes attached to the axial supporting section 21 and curved surfaces attached to the arc supporting section 22, the arc supporting section 22 is attached to the arc surfaces of the upper cover and the lower cover, the arc part enables the bearing to bear axial force and radial force, the problems of bearing damage and abnormal sound caused by radial interference friction can be solved, a first oil storage tank 11 and a second oil storage tank 31 are further arranged to store grease and play a lubricating role, the extending section 33, the outer blocking edge 13, the boss 32 and the connecting section 12 form a labyrinth structure outside the device, and the first clamping hook 14 and the second clamping hook 34 form a labyrinth structure to resist the invasion of external pollutants.

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 (10)

1. A sliding bearing assembly apparatus, characterized by: the method comprises the following steps:

an upper cover (1);

the upper cover (1) is connected with a lower cover (3) through the sliding sheet (2), and a labyrinth seal structure is arranged on the upper cover (1);

the slide (2) includes axial support section (21), axial support section (21) towards axle center department extension arc support section (22), upper cover (1) reaches lower cover (3) all have with the plane of axial support section (21) laminating, also have with the curved surface of arc support section (22) laminating.

2. A plain bearing assembly arrangement according to claim 1, wherein: one side of the upper cover (1) attached to the sliding sheet (2) is provided with a first oil storage tank (11).

3. A plain bearing assembly arrangement according to claim 1, wherein: and one side of the lower cover (3) attached to the sliding sheet (2) is provided with a second oil storage tank (31).

4. A plain bearing assembly arrangement according to claim 1, wherein: the outer edge of the upper cover (1) extends out of a connecting section (12), the labyrinth seal structure is arranged at the connecting section (12), and the labyrinth seal structure comprises an outer flange (13).

5. A plain bearing assembly arrangement according to claim 4, wherein: and a boss (32) is arranged on the inner side of the outer flange (13).

6. A plain bearing assembly arrangement according to claim 5, wherein: the outer flange (13) is positioned at one end far away from the connecting section (12), and the outer edge of the lower cover (3) is provided with an extending section (33).

7. A plain bearing assembly arrangement according to claim 1, wherein: a second hook (34) extends from the inner side of the lower cover (3).

8. A plain bearing assembly arrangement according to claim 7, wherein: and a first clamping hook (14) is arranged on one side of the upper cover (1) opposite to the lower cover (3) in a matching way with the second clamping hook (34).

9. A plain bearing assembly arrangement according to claim 8, wherein: the upper cover (1) forms an inner groove through the first clamping hook (14) to surround the second clamping hook (34).

10. A plain bearing assembly arrangement according to claim 1, wherein: the axial support section (21) is in a horizontal state.

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