CN215053427U - Ultra-large excavator shifting fork assembly and ultra-large excavator - Google Patents
Ultra-large excavator shifting fork assembly and ultra-large excavator Download PDFInfo
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- CN215053427U CN215053427U CN202121558596.9U CN202121558596U CN215053427U CN 215053427 U CN215053427 U CN 215053427U CN 202121558596 U CN202121558596 U CN 202121558596U CN 215053427 U CN215053427 U CN 215053427U
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Abstract
The utility model discloses a shifting fork assembly of an ultra-large excavator and the ultra-large excavator, which comprises a fixed seat, a mounting plate and a shifting fork; the fixed seat is arranged on the large bottom plate of the rotary table through a fastener I; the mounting plate is mounted on the fixed seat and can move left and right on the fixed seat, and the mounting plate and the fixed seat are fixed through a fastener II; the shifting fork is installed on the central revolving body through a fastener III, and the tail end of the shifting fork is installed in the middle of the notch in the installation plate. The mounting plate can be adjusted at any time during installation, the stress condition of the rotation of the central rotation body is improved, and the service life of the central rotation body is prolonged.
Description
Technical Field
The utility model relates to an ultra-large excavator shift fork assembly specifically is an use between ultra-large excavator central authorities solid of revolution and the big bottom plate of revolving stage, guarantees that the central authorities solid of revolution can be along with the shift fork structure of revolving stage gyration.
Background
The central revolving body of the ultra-large excavator is an important element which can prevent a hose from being bent and wound during revolving when the excavator revolves for 360 degrees and can smoothly transmit hydraulic oil. When the forward rotation and the reverse rotation of the rotary table of the excavator are switched, how to optimize the stress condition of the central rotary body is very important, and the service life of the central rotary body is prolonged.
The central revolving body shifting fork assembly structure form scheme of the existing ultra-large excavator is that the shifting fork is divided into a front shifting fork and a rear shifting fork, a threaded hole is formed in a large bottom plate, a baffle of the shifting fork is fixed after installation, adjustment cannot be achieved, if installation errors occur, the shifting fork in the front possibly collides, and the rear shifting fork is not in contact with the baffle. And the gap between the shifting fork and the baffle on the fixed seat is not uniform, the gap on one side is too small, the gap on one side is too large, the stress condition is poor, and the damage of the central revolving body is easily caused. Therefore, a shifting fork assembly structure form which reduces the installation error and has better stress condition is sought.
SUMMERY OF THE UTILITY MODEL
To the problem that above-mentioned prior art exists, the utility model provides an ultra-large excavator shift fork assembly can adjust the mounting panel at any time during the installation, improves the rotatory atress condition of the solid of revolution of central authorities, increases the life of the solid of revolution of central authorities.
In order to realize the purpose, the utility model discloses a technical scheme is:
the utility model discloses a shifting fork assembly of an ultra-large excavator, which comprises a fixed seat, a mounting plate and a shifting fork; the fixed seat is arranged on the large bottom plate of the rotary table through a fastener I; the mounting plate is mounted on the fixed seat and can move left and right on the fixed seat, and the mounting plate and the fixed seat are fixed through a fastener II; the shifting fork is installed on the central revolving body through a fastener III, and the tail end of the shifting fork is installed in the middle of the notch in the installation plate.
The specific scheme is as follows: the fixed seat comprises a fixed seat bottom plate and a baffle plate; the baffle and the fixed seat bottom plate are fixed together in a mutually vertical mode; the fixing seat bottom plate is provided with a plurality of mounting holes, the baffle is provided with a U-shaped notch, and both sides of the U-shaped notch are provided with threaded seats.
The preferable scheme is as follows: the fastener I is a bolt, and the bolt penetrates through the mounting hole and is screwed on the large bottom plate of the rotary table.
The preferable scheme is as follows: and a rib plate is arranged at the joint of the base plate of the fixed seat and the baffle plate.
The specific scheme is as follows: the mounting plate is a U-shaped plate, and a long round hole is formed in the mounting plate; the fastener II is a bolt, the bolt penetrates through the long round hole and then is installed in the threaded seat, and the position of the mounting plate is adjusted left and right, so that gaps between the shifting fork and the two sides of the notch in the mounting plate are uniform.
The specific scheme is as follows: the shifting fork comprises a shifting fork plate and a shifting fork bottom plate; the shifting fork plate and the shifting fork bottom plate are fixed together in a mutually vertical mode; the shifting fork base plate is provided with a plurality of mounting holes, and the shifting fork plate is integrally of a structure with a wide front part and a narrow back part.
The preferable scheme is as follows: and the fastening piece III is a bolt which passes through the mounting hole and then is screwed on the central revolving body.
The preferable scheme is as follows: and a rib plate is arranged at the joint of the shifting fork plate and the shifting fork bottom plate.
The utility model also discloses an ultra-large excavator, including the big bottom plate of revolving stage and the solid of revolution of central authorities install foretell ultra-large excavator shift fork assembly between the big bottom plate of revolving stage and the solid of revolution of central authorities.
The utility model discloses beneficial effect:
the utility model discloses an it has the slotted hole to open on the mounting panel, can control the regulation mounting panel during assembly, guarantees that the clearance of both sides is even between shift fork and the mounting panel notch, reduces the influence of mount pad installation error to when improving revolving stage positive and negative commentaries on classics and switching over each other, the atress situation of the solid of revolution of central authorities reaches the purpose that increases the life-span of the solid of revolution of central authorities.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In the drawings:
FIG. 1 is an exploded view of the fork assembly of the present invention;
FIG. 2 is a schematic view of the assembly structure of the fork assembly of the present invention;
FIG. 3 is an exploded view of the fork assembly of the present invention;
FIG. 4 is a schematic structural view of the fixing base of the present invention;
fig. 5 is a schematic structural diagram of the mounting plate of the present invention;
FIG. 6 is a schematic structural view of the fork of the present invention;
in the figure: 1. the large bottom plate of the rotary table comprises 2 parts of a large bottom plate of the rotary table, 2 parts of a fixed seat, 3 parts of a mounting plate, 4 parts of a shifting fork, 5 parts of a gasket, 6 parts of an inner hexagon bolt, 7 parts of a hexagon bolt, 8 parts of a central rotary body, 2-1 parts of a bottom plate of the fixed seat, 2-2 parts of a baffle, 2-3 parts of a rib plate I, 2-4 parts of a threaded seat, 4-1 parts of a bottom plate of the shifting fork, 4-2 parts of a rib plate II, 4-3 parts of a shifting fork plate.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "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.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, 2 and 3, a shifting fork assembly of an ultra-large excavator comprises a fixed seat 2, a mounting plate 3 and a shifting fork 4; the fixed seat 2 is arranged on the large bottom plate 1 of the rotary table through a fastener I; the mounting plate 3 is mounted on the fixed seat 2 and can move left and right on the fixed seat 2, and the mounting plate and the fixed seat are fixed through a fastener II; the shifting fork 4 is installed on the central revolving body 8 through a fastener III, and the tail end of the shifting fork 4 is installed in the middle of the notch on the installation plate 3.
The position of the mounting plate 3 can be adjusted according to actual conditions during installation, so that the influence of installation errors between the fixing seat 2 and the rotary table large bottom plate 1 is reduced, the uniform clearance between two sides of the notches on the shifting fork 4 and the mounting plate 3 is ensured, the stress condition of the central revolving body 8 during the forward and reverse rotation back-and-forth switching of the rotary table is improved, and the service life of the central revolving body 8 is prolonged.
As shown in fig. 4, the fixing seat 2 comprises a fixing seat bottom plate 2-1 and a baffle plate 2-2; the baffle 2-2 and the fixed seat bottom plate 2-1 are fixed together in a mutually vertical mode; the fixing seat bottom plate 2-1 is provided with a plurality of mounting holes, the baffle 2-2 is provided with a U-shaped notch, and two sides of the U-shaped notch are provided with threaded seats 2-4.
The preferable scheme is as follows: the fastener I is a bolt and a washer 5, and the bolt penetrates through the washer 5 and the mounting hole and then is screwed on the turntable large bottom plate 1.
The preferable scheme is as follows: the bolt is the hexagon socket head cap screw 6, of course, the hexagon socket head cap screw is not limited in use, and can be adjusted correspondingly according to actual requirements.
As the utility model discloses an optimization scheme: a rib plate I2-3 is arranged at the joint of the fixed seat bottom plate 2-1 and the baffle plate 2-2.
As shown in fig. 6, the mounting plate 3 is a U-shaped plate, and is provided with a long circular hole; the fastening piece II is a bolt and a washer 5, the bolt penetrates through the washer 5 and the long round hole and then is installed in the threaded seat 2-4, and the position of the mounting plate 3 is adjusted left and right, so that gaps between the shifting fork 4 and the two sides of the notch on the mounting plate 3 are uniform.
The preferable scheme is as follows: the bolt adopts the hexagon head bolt 7, of course, the hexagon head bolt is not limited in use, and can be adjusted correspondingly according to actual requirements.
As shown in fig. 5, the shift fork 4 includes a fork plate 4-3 and a fork base plate 4-1; the shifting fork plate 4-3 and the shifting fork bottom plate 4-1 are fixed together in a mutually vertical mode; the shifting fork bottom plate 4-1 is provided with a plurality of mounting holes, and the shifting fork plate 4-3 is integrally of a structure with a wide front part and a narrow back part.
The preferable scheme is as follows: the fastener III is a bolt and a washer 5, and the bolt is screwed on the central revolving body 8 after passing through the washer 5 and the mounting hole.
The preferable scheme is as follows: the bolt is the hexagon socket head cap screw 6, of course, the hexagon socket head cap screw is not limited in use, and can be adjusted correspondingly according to actual requirements.
As the utility model discloses an optimization scheme: a rib plate II 4-2 is arranged at the joint of the shifting fork plate 4-3 and the shifting fork bottom plate 4-1.
To sum up, the utility model discloses can be through controlling the slotted hole on the regulation mounting panel, guarantee that the shift fork end installs the central authorities of notch on the mounting panel, reduce significantly the influence of installation error between fixing base and the big bottom plate of revolving stage, effectively improve the rotatory atress condition of the solid of revolution of central authorities, increase the life of the solid of revolution of central authorities.
The utility model also discloses an ultra-large excavator, including the big bottom plate of revolving stage and the solid of revolution of central authorities install foretell ultra-large excavator shift fork assembly between the big bottom plate of revolving stage and the solid of revolution of central authorities.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those skilled in the art will appreciate that although some embodiments described herein include some features included in other embodiments instead of others, combinations of features of different embodiments are also meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the combination according to the known technical solutions and technical problems to be solved by the present application.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments by utilizing the above technical contents without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical matters of the present invention are within the scope of the present invention.
Claims (9)
1. The utility model provides a super large-scale excavator shift fork assembly which characterized in that includes:
the fixed seat is arranged on the large bottom plate of the rotary table through a fastener I;
the mounting plate is mounted on the fixed seat, can move left and right on the fixed seat and is fixed between the mounting plate and the fixed seat through a fastener II;
and the shifting fork is arranged on the central revolving body through a fastener III, and the tail end of the shifting fork is arranged in the middle of the notch on the mounting plate.
2. The fork assembly of a very large excavator according to claim 1, wherein:
the fixed seat comprises a fixed seat bottom plate and a baffle plate;
the baffle and the fixed seat bottom plate are fixed together in a mutually vertical mode;
the fixing seat bottom plate is provided with a plurality of mounting holes, the baffle is provided with a U-shaped notch, and both sides of the U-shaped notch are provided with threaded seats.
3. The fork assembly of a very large excavator according to claim 2, wherein:
the fastener I is a bolt, and the bolt penetrates through the mounting hole and is screwed on the large bottom plate of the rotary table.
4. The fork assembly of a very large excavator according to claim 2, wherein:
and a rib plate is arranged at the joint of the base plate of the fixed seat and the baffle plate.
5. The fork assembly of a very large excavator according to claim 2, wherein:
the mounting plate is a U-shaped plate, and a long round hole is formed in the mounting plate;
the fastener II is a bolt, the bolt penetrates through the long round hole and then is installed in the threaded seat, and the position of the mounting plate is adjusted left and right, so that gaps between the shifting fork and the two sides of the notch in the mounting plate are uniform.
6. The fork assembly of a very large excavator according to claim 1, wherein:
the shifting fork comprises a shifting fork plate and a shifting fork bottom plate;
the shifting fork plate and the shifting fork bottom plate are fixed together in a mutually vertical mode;
the shifting fork base plate is provided with a plurality of mounting holes, and the shifting fork plate is integrally of a structure with a wide front part and a narrow back part.
7. The fork assembly of a very large excavator according to claim 6, wherein:
and the fastening piece III is a bolt which passes through the mounting hole and then is screwed on the central revolving body.
8. The fork assembly of a very large excavator according to claim 6, wherein:
and a rib plate is arranged at the joint of the shifting fork plate and the shifting fork bottom plate.
9. The utility model provides an ultra-large excavator, includes the big bottom plate of revolving stage and central solid of revolution, its characterized in that:
a fork assembly of the ultra-large excavator according to any one of claims 1 to 8 is installed between the turntable large base plate and the central revolving body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121558596.9U CN215053427U (en) | 2021-07-09 | 2021-07-09 | Ultra-large excavator shifting fork assembly and ultra-large excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121558596.9U CN215053427U (en) | 2021-07-09 | 2021-07-09 | Ultra-large excavator shifting fork assembly and ultra-large excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215053427U true CN215053427U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121558596.9U Active CN215053427U (en) | 2021-07-09 | 2021-07-09 | Ultra-large excavator shifting fork assembly and ultra-large excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215053427U (en) |
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2021
- 2021-07-09 CN CN202121558596.9U patent/CN215053427U/en active Active
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