CN212715111U

CN212715111U - Excavator center solid of revolution and butter pond board mounting structure

Info

Publication number: CN212715111U
Application number: CN202021195768.6U
Authority: CN
Inventors: 李翠玲; 孟新; 邱贺贺; 杨丹丹
Original assignee: Xuzhou Bohui Shitong Heavy Industry Machinery Co ltd
Current assignee: Xuzhou Bohui Shitong Heavy Industry Machinery Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-03-16
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to an excavator center revolving body and butter pond plate mounting structure, which comprises a center revolving body mounting fixing plate, a butter pond plate, a center revolving body, a support and a seat ring, wherein the center revolving body is arranged in the middle of the seat ring, and the seat ring is connected with the center revolving body through the support; the support is a die-casting piece formed by integrating a butter pool plate and a central revolving body mounting and fixing plate, one end of the support connected with the central revolving body is the central revolving body mounting and fixing plate, and the other end of the support connected with the seat ring is the butter pool plate; the rotary bearing is arranged on the seat ring, and the sealing ring is arranged above the inner diameter of the seat ring; the bracket is erected above the sealing ring, and the grease is tightly sealed in the grease pool plate through the fastening of the slewing bearing and the self weight of the bracket; the utility model discloses butter pond board and central solid of revolution installation fixed plate are integrated into one piece's pressure type spare, and each structure is for dismantling to each structure has been prevented to lead to warping because of the welding.

Description

Excavator center solid of revolution and butter pond board mounting structure

Technical Field

The utility model belongs to the technical field of the excavator, concretely relates to excavator center solid of revolution and butter pond board mounting structure.

Background

The center solid of revolution installation fixed plate and the butter pond board of present excavator all are connected with the welded mode, center solid of revolution installation fixed plate and butter pond board all weld after the seat circle processing of installation slewing bearing is accomplished, the welding back seat circle is out of shape easily, influence slewing bearing's gyration and life, center solid of revolution installation fixed plate welding is yielding also, influence the gyration and the life of center solid of revolution, center solid of revolution installation fixed plate and butter pond board are connected promptly for undetachable with the welded mode simultaneously, be unfavorable for pipeline below the butter pond board, maintenance work such as hydrovalve.

SUMMERY OF THE UTILITY MODEL

The utility model provides an excavator center solid of revolution and butter pond board mounting structure has solved the deformation problem that leads to foundation ring, center solid of revolution installation fixed plate because of the welding, and this structure is for dismantling, the installation of not only being convenient for, and be convenient for carry out maintenance work to pipeline, hydrovalve etc. below the butter pond board.

The utility model provides a technical scheme that its technical problem adopted is: the mounting structure of the center revolving body and the butter pool plate of the excavator comprises a center revolving body mounting fixing plate, a butter pool plate, a center revolving body, a support and a seat ring, wherein the center revolving body is arranged in the middle of the seat ring, and the seat ring is connected with the center revolving body through the support;

the support is a compression-molded part formed by integrally molding the butter pool plate and the central revolving body mounting and fixing plate, one end of the support, which is connected with the central revolving body, is the central revolving body mounting and fixing plate, and one end of the support, which is connected with the seat ring, is the butter pool plate;

the rotary bearing is arranged on the seat ring, and the sealing ring is arranged above the inner diameter of the seat ring;

the support is erected above the sealing ring, and grease is tightly sealed in the grease pool plate through the fastening of the slewing bearing and the weight of the support.

As a further preferred aspect of the present invention, the present invention further comprises a bottom plate, wherein the bottom plate is disposed above the contact portion of the support and the central revolving body, and is engaged with the bottom plate and the support through the cooperation of the bolt and the washer.

As a further preferred aspect of the present invention, the seat ring is fixed to the slewing bearing joint by a bolt and a washer.

As the utility model discloses a further preferred, including sinking the platform, it sets up to sink the platform the foundation ring internal diameter department, the sealing washer set up in sink in the platform, sink highly being less than of platform the thickness of sealing washer.

Through above technical scheme, for prior art, the utility model discloses following beneficial effect has:

1. the utility model has the advantages that the die-casting piece which is formed by integrally installing the butter pool plate and the central revolving body and fixing plate is installed on the seat ring, thereby avoiding welding deformation;

2. the utility model is beneficial to the rotation of the slewing bearing and the service life of the slewing bearing, and the rotation of the central revolving body and the service life of the central revolving body;

3. the bottom plate, the bracket and the slewing bearing of the utility model can be disassembled, which is convenient for the maintenance of the pipeline, the hydraulic valve and the like under the butter pool plate;

4. the utility model discloses slewing bearing has guaranteed the leakproofness of butter pool board with the weight of the fastening connection of foundation ring and support itself, and the sealing washer has further guaranteed that the butter can not spill over the butter pool board when the butter is overfull.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of a partial structure of the present invention.

In the figure: 1. a seat ring; 2. a support; 3. a seal ring; 4. a slewing bearing; 5. a base plate; 6. a central revolving body is provided with a fixing plate; 7. a central revolving body; 8. a butter pool plate; 9. sinking a platform; 10. and (3) butter.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

At present, the central revolving body installation fixing plate and the butter pond plate installation structure of the excavator have the following problems: firstly, the central revolving body mounting and fixing plate and the butter pool plate are connected in a welding mode and are welded after the processing of the seat ring for mounting the revolving support is finished, and the welded bottom ring and the central revolving body mounting and fixing plate are easy to deform, so that the revolving and service life of the revolving support are influenced; and secondly, the central revolving body mounting fixing plate and the butter pool plate are connected in a welding mode and cannot be detached, so that the maintenance work of pipelines, hydraulic valves and the like below the butter pool plate is not facilitated. In order to solve the problems, the mounting structure of the center revolving body and the butter pool plate of the excavator is provided, and the specific embodiment is as follows:

example 1

The utility model provides a as shown in figure 1 preferred embodiment 1, an excavator center solid of revolution and butter pond board mounting structure, including foundation ring 1, support 2, center solid of revolution installation fixed plate 6, center solid of revolution 7 and butter pond board 8, center solid of revolution 7 set up in foundation ring 1 middle part, center solid of revolution 7 with foundation ring 1 passes through support 2 is connected, center solid of revolution installation fixed plate 6 with butter pond board 8 constitutes integrated into one piece's die mould spare promptly support solid of revolution 2, support 2 with the one end of center solid of revolution 7 contact does center solid of revolution installation fixed plate 6, support 2 with the one end of foundation ring 1 contact does butter pond board 8.

Still include sealing washer 3 and slewing bearing 4, sealing washer 3 set up in 1 internal diameter department top of foundation ring, support 2 erects on the sealing washer 3, promptly butter pond board 8 erects on the sealing washer 3, slewing bearing 4 passes through bolt and gasket cooperation fixed mounting be in on the foundation ring 1. Slewing bearing 4 with the fastening connection of foundation ring the weight of support 2 itself and the cooperation of sealing washer 3 will in it is tight sealed that butter 10 in the butter pool board 8, slewing bearing 4 with the fastening connection of foundation ring with the weight of support 2 itself has guaranteed butter pool board 8's leakproofness, sealing washer 3 has further guaranteed can not overflow when butter 10 is too full butter pool board 8.

The support is characterized by further comprising a bottom plate 5, wherein the bottom plate 5 is arranged above the contact position of the support 2 and the central revolving body 7, namely above the central revolving body installation fixing plate 6, and the bottom plate 5 and the support 2 are fixed through the matching of bolts and gaskets. The bottom plate 5 has a fastening effect on the fixation of the bracket 2 and the central revolving body 7, so that the device is more stable.

As shown in fig. 2, the sealing ring further comprises a sinking platform 9, wherein the sinking platform 9 is arranged at the inner diameter of the foundation ring 1, and the sealing ring 3 is arranged in the sinking platform 9. The height of the sinking platform 9 is smaller than the thickness of the sealing ring 3, so that the slewing bearing 4 and the bottom ring 1 are used for fastening the butter pool plate 8.

The utility model has the advantages that the compression molding piece which is integrally molded by the butter pool plate 8 and the central revolving body mounting and fixing plate 6 is mounted on the seat ring 1, thereby avoiding welding deformation; the utility model is beneficial to the rotation of the rotary support 4 and the life-span thereof, and the rotation of the central revolving body 7 and the life-span thereof; the bottom plate 5, the bracket 2 and the slewing bearing 4 of the utility model can be disassembled, which is convenient for the maintenance of pipelines, hydraulic valves and the like below the butter pool plate 8, and because each structure is detachable, the welding is avoided, thereby preventing the deformation of each structure; the utility model discloses slewing bearing 4 has guaranteed the leakproofness of butter pond board 8 with the weight of the fastening connection of foundation ring 1 and support 2 itself, and sealing washer 3 has further guaranteed that butter 10 can not spill over butter pond board 8 when overfilling.

It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The meaning of "and/or" as used herein is intended to include both the individual components or both.

The term "connected" as used herein may mean either a direct connection between components or an indirect connection between components via other components.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides an excavator center solid of revolution and butter pond board mounting structure, includes center solid of revolution installation fixed plate (6) and butter pond board (8), its characterized in that: the seat comprises a central revolving body (7), a bracket (2) and a seat ring (1), wherein the central revolving body (7) is arranged in the middle of the seat ring (1), and the seat ring (1) is connected with the central revolving body (7) through the bracket (2);

the support (2) is a die-formed part formed by integrally forming the butter pool plate (8) and the central revolving body mounting and fixing plate (6), one end of the support (2) connected with the central revolving body (7) is the central revolving body mounting and fixing plate (6), and one end of the support (2) connected with the seat ring (1) is the butter pool plate (8);

the sealing ring device is characterized by further comprising a sealing ring (3) and a slewing bearing (4), wherein the slewing bearing (4) is installed on the seat ring (1), and the sealing ring (3) is arranged above the inner diameter of the seat ring (1);

support (2) erect sealing washer (3) top, through slewing bearing (4) the fastening with support (2) self weight, with the tight seal of butter (10) in butter pond board (8).

2. The excavator central revolving body and butter pool plate mounting structure of claim 1, characterized in that: the rotary table further comprises a bottom plate (5), wherein the bottom plate (5) is arranged above the contact position of the support (2) and the central rotary body (7), and the bottom plate (5) is fixed with the support (2) through the matching of bolts and gaskets.

3. The excavator central revolving body and butter pool plate mounting structure of claim 1, characterized in that: and the joint of the seat ring and the slewing bearing is fixed through the matching of a bolt and a gasket.

4. The excavator central revolving body and butter pool plate mounting structure of claim 1, characterized in that: still include heavy platform (9), heavy platform (9) are seted up seat circle (1) internal diameter department, sealing washer (3) set up in heavy platform (9), the height of heavy platform (9) is less than the thickness of sealing washer (3).