CN110656674B - Excavator rotating platform and excavator - Google Patents
Excavator rotating platform and excavator Download PDFInfo
- Publication number
- CN110656674B CN110656674B CN201911071166.1A CN201911071166A CN110656674B CN 110656674 B CN110656674 B CN 110656674B CN 201911071166 A CN201911071166 A CN 201911071166A CN 110656674 B CN110656674 B CN 110656674B
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- platform
- excavator
- units
- bracket
- detachably connected
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- 230000003584 silencer Effects 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 7
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 238000011900 installation process Methods 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000005034 decoration Methods 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
- E02F9/12—Slewing or traversing gears
- E02F9/121—Turntables, i.e. structure rotatable about 360°
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
- E02F9/0866—Engine compartment, e.g. heat exchangers, exhaust filters, cooling devices, silencers, mufflers, position of hydraulic pumps in the engine compartment
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
- E02F9/0883—Tanks, e.g. oil tank, urea tank, fuel tank
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Jib Cranes (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention provides an excavator rotating platform and an excavator, which relate to the technical field of engineering machinery, wherein the excavator rotating platform is used for installing an upper part installation component of the platform, and comprises the following components: a plurality of platform units; each platform unit is used for mounting at least part of the upper mounting assembly of the platform; and a plurality of platform units are detachably connected. When the excavator is required to be lifted, the plurality of platform units are disconnected, at least part of platform upper installation components are installed on each platform unit, namely the platform upper installation components are divided into a plurality of parts by the plurality of platform units, and finally the excavator is enabled to form sub-packages with the same number as the platform units. When the platform units are lifted, a plurality of sub-packages are lifted to preset positions by workers respectively, and then the platform units are connected together again. The device can reduce the weight of single lifting, is simple to assemble, takes shorter time, can accelerate the on-site rescue speed and improves the efficiency in the rescue environment.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to an excavator rotating platform and an excavator.
Background
The excavator is an earth machine which uses a bucket to excavate soil, coal, sediment, or pre-loosened soil, rock and other materials above or below a bearing surface, and loads the materials into a transport vehicle or unloads the materials to a storage yard. The excavator platform is the loading section of the excavator.
Under special rescue conditions such as highland rescue, barrier lake emergency dredging, island rescue and the like, the land and the waterway are completely blocked due to the isolation of the rescue environment from the outside, and the excavator cannot be conveyed to a rescue area by adopting the highway and the waterway. Therefore, a transportation mode of overhead transportation should be adopted.
At present, the rotary platform of the excavator adopts an integral welding structure, the excavator is assembled in a host factory, and the excavator is transported in a whole machine mode through land, waterways or the like. When a transportation mode of lifting is needed, the rest part of the excavator needs to be split into small sub-parts for lifting because the whole weight of the rotary platform is large. In the rescue environment, the lifting tool and various assembly tools have limited values, and the assembly is difficult to complete in a short time due to the scattered parts.
Therefore, the structure of the traditional rotary platform can cause complicated assembly of the excavator after lifting, and the rescue efficiency is reduced.
Disclosure of Invention
The invention aims to provide an excavator rotating platform and an excavator, so as to solve the technical problems that the structure of the traditional rotating platform in the prior art can cause complex assembly of the excavator after lifting and reduce rescue efficiency.
The invention provides an excavator rotating platform, which is used for installing an upper part installation component of a platform, and comprises the following components: a plurality of platform units; each of the platform units is for mounting at least a portion of the platform upper mounting assembly; and a plurality of platform units are detachably connected.
Further, the plurality of platform units includes a first platform and a second platform; the upper mounting assembly of the platform comprises an engine split charging assembly, a muffler, a top cover and a covering piece; the second platform is used for installing the engine split, the muffler, the top cover and the covering piece; a bracket is arranged on the first platform; the second platform is arranged on the bracket; the first platform is detachably connected with the second platform.
Further, a first limiting piece is arranged on the bracket, and a second limiting piece is arranged on the second platform; the first limiting piece is sleeved outside the second limiting piece.
Further, the first limiting piece and the second limiting piece are both V-shaped limiting frames.
Further, the excavator rotating platform further comprises an adjusting bolt; the bracket is provided with an adjusting hole; the adjusting bolt penetrates through the adjusting hole and abuts against the second platform so as to adjust the horizontal distance between the bracket and the second platform.
Further, the first platform and the second platform are connected through bolts.
Further, a first pulling plate and a second pulling plate are arranged on the first platform; one end of the first pulling plate and one end of the second pulling plate are respectively and fixedly connected with the first platform, and the other end of the first pulling plate and one end of the second pulling plate are respectively and fixedly connected with two sides of the second platform.
Further, the plurality of platform units further includes a third platform; the third platform is detachably connected with the first platform.
Furthermore, the invention also provides an excavator, which comprises a platform upper part installation component and an excavator rotating platform.
Further, the upper platform mounting assembly comprises an engine sub-assembly, a muffler, a top cover, a covering piece, a pipeline unit, a seat, a tool box and an oil tank unit; the engine split charging, the silencer, the top cover, the covering piece, the pipeline unit, the seat, the tool box and the oil tank unit are detachably connected with the platform units respectively.
When the excavator rotating platform is used, when a worker needs to hoist the excavator, the plurality of platform units are disconnected, so that the plurality of platform units are separated. At this time, at least part of the upper platform mounting assemblies are mounted on each platform unit, namely, the upper platform mounting assemblies are divided into a plurality of parts by a plurality of platform units, and finally, the excavator is enabled to form sub-packages with the same number as the platform units. In the lifting process, a plurality of sub-packages are lifted to preset positions by workers respectively, and then the platform units are connected together again.
Therefore, the arrangement of the excavator rotating platform can reduce the weight of single hoisting, is simple to assemble, takes shorter time, can accelerate the on-site rescue speed and improves the efficiency in the rescue environment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of an excavator rotating platform provided by an embodiment of the present invention;
FIG. 2 is a top view of an excavator rotating platform provided by an embodiment of the present invention;
FIG. 3 is a cross-sectional view taken at N-N in FIG. 2;
fig. 4 is a schematic view of a part of the structure of an excavator according to an embodiment of the present invention.
Icon: 1-a first platform; 2-a second platform; 3, split charging of an engine; 4-a muffler; 5-a top cover; 6-a cover; 7-brackets; 8-a first limiting piece; 9-a second limiting piece; 10-adjusting bolts; 11-a first pulling plate; 12-a second pulling plate; 13-a third platform; 14-a seat; 15-a tool box; 16-a first vertical plate; 17-a second vertical plate; 18-a first platform riser; 19-a second platform riser; 20-fixing bolts; 21-a first platform side plate; 22-a third platform side panel; 23-a first platform extension plate; 24-a third platform extension plate; 25-a heat sink; 26-a counterweight decoration box; 27-upper balancing weight; 28-lower balancing weight; 29-a main valve line; 30-a pilot line; 31-cab; 32-a rotary speed reducer; 33-a fuel tank; 34-hydraulic tank.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the invention provides an excavator rotating platform, which is used for installing an upper part installation component of a platform and comprises: a plurality of platform units; each platform unit is used for mounting at least part of the upper mounting assembly of the platform; and a plurality of platform units are detachably connected.
In the use process of the excavator rotating platform provided by the embodiment of the invention, when a worker needs to hoist the excavator, the plurality of platform units are disconnected, so that the plurality of platform units are separated. At this time, at least part of the upper platform mounting assemblies are mounted on each platform unit, namely, the upper platform mounting assemblies are divided into a plurality of parts by a plurality of platform units, and finally, the excavator is enabled to form sub-packages with the same number as the platform units. In the lifting process, a plurality of sub-packages are lifted to preset positions by workers respectively, and then the platform units are connected together again.
Therefore, the arrangement of the excavator rotating platform can reduce the weight of single hoisting, is simple to assemble, takes shorter time, can accelerate the on-site rescue speed and improves the efficiency in the rescue environment.
As shown in fig. 1,2 and 4, further, on the basis of the above-described embodiment, the plurality of platform units includes a first platform 1 and a second platform 2; the upper mounting assembly of the platform comprises an engine sub-assembly 3, a muffler 4, a top cover 5 and a covering piece 6; the second platform 2 is used for installing an engine sub-assembly 3, a muffler 4, a top cover 5 and a covering piece 6; the first platform 1 is provided with a bracket 7; the second platform 2 is arranged on the bracket 7; the first platform 1 is detachably connected with the second platform 2.
Wherein the bracket 7 and the first platform 1 may be welded or detachably connected.
The first platform 1 and the second platform 2 may be detachably connected in various ways, for example: bolted, riveted, or snap-fit connections, and the like.
In this embodiment, during the installation process, the worker places the second platform 2 on the bracket 7 and then connects the second platform 2 with the first platform 1. Because engine partial shipment 3, muffler 4, machine top cover 5 and covering 6 all set up on second platform 2, and the weight that second platform 2 needs to bear is great, and the setting of bracket 7 can play the effect of supporting second platform 2, reduces the moment of flexure that junction between first platform 1 and second platform 2 born.
As shown in fig. 1 and 2, further, on the basis of the above embodiment, a first limiting member 8 is provided on the bracket 7, and a second limiting member 9 is provided on the second platform 2; the first limiting piece 8 is sleeved outside the second limiting piece 9.
Wherein the first and second limiting members 8, 9 may be sleeves. The first stop 8 has an inner diameter which is larger than the outer diameter of the second stop 9. In use, when installing the second platform 2, a worker inserts the second limiting member 9 into the first limiting member 8. The first limiting piece 8 is enabled to limit the second limiting piece 9.
In addition, the first stopper 8 and the second stopper 9 may be rectangular frames. The arrangement of the rectangular frame can also play a limiting role and can also limit the relative rotation between the first limiting part 8 and the second limiting part 9.
Specifically, the first limiting member 8 and the bracket 7 may be welded, and the second limiting member 9 and the second platform 2 may be welded.
In this embodiment, during the installation process, the worker places the second platform 2 on the bracket 7, and causes the first stopper 8 to be sleeved outside the second stopper 9. The first limiting piece 8 plays a limiting role on the second limiting piece 9, so that the position relationship between the bracket 7 and the second platform 2 is primarily limited, and subsequent fixed connection is facilitated.
As shown in fig. 1, further, the first limiting member 8 and the second limiting member 9 are both V-shaped limiting members on the basis of the above embodiment.
The first limiting pieces 8 and the second limiting pieces 9 can be provided with a plurality of first limiting pieces 8 and a plurality of second limiting pieces 9, wherein the first limiting pieces 8 and the second limiting pieces 9 are arranged at intervals, and the first limiting pieces 8 and the second limiting pieces 9 are matched in a one-to-one correspondence mode. This can improve the accuracy of the limit.
Specifically, the V-shaped opening of the first limiting member 8 faces the bearing surface of the bracket 7 bearing the second platform 2, and the V-shaped opening direction of the second limiting member 9 is the same as the V-shaped opening direction of the first limiting member 8.
In this embodiment, during the installation process, the worker places the second platform 2 on the bracket 7, and makes the two V-shaped stoppers cooperate, so as to primarily define the positional relationship between the bracket 7 and the second platform 2, thereby facilitating the subsequent fixed connection. The arrangement of the V-shape can limit the relative movement between the bracket 7 and the second platform 2 in a plurality of directions, and has simple structure and convenient processing.
As shown in fig. 1 and 2, further, on the basis of the above embodiment, the excavator rotating platform further comprises an adjusting bolt 10; the bracket 7 is provided with an adjusting hole; the adjusting bolt 10 passes through the adjusting hole and abuts against the second stage 2 to adjust the horizontal distance between the bracket 7 and the second stage 2.
Specifically, the bracket 7 is provided with a first vertical plate 16, and the first vertical plate 16 is perpendicular to the bearing surface of the bracket 7 for bearing the second platform 2. The adjustment hole is provided on the first vertical plate 16, penetrating the first vertical plate 16 in the thickness direction of the first vertical plate 16. The second platform 2 is provided with a second vertical plate 17, the second vertical plate 17 being arranged parallel to the first vertical plate 16. The adjusting bolt 10 passes through the adjusting hole and abuts against the second vertical plate 17.
Wherein the number of the first vertical plates 16 and the number of the second vertical plates 17 are two. Two second vertical plates 17 are provided between the two first vertical plates 16.
The number of the adjusting bolts 10 and the adjusting holes is plural and the same. The plurality of adjusting holes are uniformly arranged at intervals. This enables a more precise adjustment.
In this embodiment, in the use process, after the worker uses the first limiting member 8 and the second limiting member 9 to perform preliminary positioning, the adjusting bolt 10 is inserted through the adjusting hole and is abutted on the second platform 2, and the horizontal distance between the bracket 7 and the second platform 2 is adjusted through the cooperation between the two, so as to accurately position the positional relationship between the bracket 7 and the second platform 2 again.
As shown in fig. 3, further, the first platform 1 and the second platform 2 are bolted together according to the above embodiment.
Specifically, the first platform 1 includes a first platform bottom plate, the second platform 2 includes a second platform bottom plate, and the first platform bottom plate and the second platform bottom plate are connected by fixing bolts 20.
In this embodiment, in the installation process, after the worker uses the first limiting member 8 and the second limiting member 9 to perform preliminary positioning, the adjusting bolt 10 passes through the adjusting hole and abuts against the second platform 2, the horizontal distance between the bracket 7 and the second platform 2 is adjusted through the cooperation between the two, so as to accurately position the positional relationship between the bracket 7 and the second platform 2, that is, the relationship between the first platform 1 and the second platform 2 is positioned, and finally the first platform 1 and the second platform 2 are detachably and fixedly connected through bolts. The bolt connection mode is simple to operate and low in cost. In addition, because the installation structure on the second platform 2 is heavier, when the second platform 2 is directly connected with the first platform 1 under the condition of bearing the structure, the position relationship is inconvenient to adjust, and the bracket 7, the first limiting piece 8, the second limiting piece 9, the adjusting bolt 10, the adjusting hole and the second platform are arranged and matched, so that the first platform 1 and the second platform 2 can be conveniently and finally connected and fixed through bolts.
As shown in fig. 1-3, further, on the basis of the above embodiment, the first platform 1 is provided with a first pull plate 11 and a second pull plate 12; one end of the first pull plate 11 and one end of the second pull plate 12 are respectively and fixedly connected with the first platform 1, and the other end of the first pull plate and the other end of the second pull plate are respectively and fixedly connected with two sides of the second platform 2.
Specifically, the first platform 1 is provided with a first platform riser 18. The first pull plate 11 may be detachably and fixedly connected to the first platform riser 18 and the second platform 2, respectively, and the second pull plate 12 may be detachably and fixedly connected to the first platform riser 18 and the second platform 2, respectively.
In addition, the second platform 2 is provided with a second platform riser 19, and the first platform riser 18 and the second platform riser 19 are detachably connected by bolts.
In this embodiment, in the use process, since the first pull plate 11 and the second pull plate 12 are respectively disposed on two sides of the second platform 2, the stability of the two sides of the rear platform can be enhanced.
As shown in fig. 1-3, further on the basis of the above-described embodiments, the plurality of platform units further includes a third platform 13; the third platform 13 is detachably connected to the first platform 1.
Wherein, third platform 13 and second platform 2 all set up in one side of first platform 1, and third platform 13 and second platform 2 interval setting.
Specifically, the first platform 1 is provided with a first platform side plate 21, the third platform 13 is provided with a third platform side plate 22, and the first platform side plate 21 and the third platform side plate 22 are detachably and fixedly connected through bolts.
In addition, the bottom surface of the first stage 1 may be provided with a first stage extension plate 23, and the bottom surface of the third stage 13 may be provided with a third stage extension plate 24. The first platform extension plate 23 and the third platform extension plate 24 are overlapped, and the first platform extension plate 23 and the third platform extension plate 24 are detachably and fixedly connected through bolts. The arrangement of the first platform extension plate 23 and the third platform extension plate 24 can bear the gravity bending moment of the second platform 2, so that the installation between the first platform 1 and the third platform 13 is more stable.
As shown in fig. 4, on the basis of the above embodiment, further, the embodiment of the invention also provides an excavator, which comprises a platform upper part installation component and an excavator rotating platform.
Further, the upper platform mounting assembly comprises an engine sub-assembly 3, a muffler 4, a top cover 5, a covering 6, a pipeline unit, a seat 14, a tool box 15 and an oil tank unit; the engine sub-assembly 3, the muffler 4, the hood 5, the cover 6, the pipe unit, the seat 14, the tool box 15, and the oil tank unit are detachably connected to the plurality of platform units, respectively.
Specifically, the engine sub-assembly 3, the muffler 4, the top cover 5 and the covering 6 are detachably connected to the second platform 2; the upper platform mounting assembly further comprises a radiator 25, a counterweight decoration box 26, an upper counterweight 27 and a lower counterweight 28; the radiator 25 is detachably connected to the second platform 2; the counterweight decoration box 26, the upper counterweight 27 and the lower counterweight 28 are cast and are respectively connected to the second platform 2 through bolts.
The line unit comprises a main valve line 29 and a pilot line 30. The main valve line 29, the pilot line 30 and the seat 14 are detachably connected to the first platform 1. The upper platform mounting assembly further comprises a cab 31 and a rotary speed reducer 32, and the cab 31 and the rotary speed reducer 32 are detachably and fixedly connected with the first platform 1 through bolts respectively.
The tank unit includes a fuel tank 33 and a hydraulic tank 34. The fuel tank 33, the hydraulic tank 34 are detachably connected to the third platform 13 with the tool box 15.
In this embodiment, in the use process, when a worker needs to hoist the excavator, the plurality of platform units are disconnected, so that the plurality of platform units are separated. At this time, at least part of the upper platform mounting assemblies are mounted on each platform unit, namely, the upper platform mounting assemblies are divided into a plurality of parts by a plurality of platform units, and finally, the excavator is enabled to form sub-packages with the same number as the platform units. In the lifting process, a plurality of sub-packages are lifted to preset positions by workers respectively, and then the platform units are connected together again.
Therefore, the excavator can reduce the weight of single lifting, is simple to assemble and short in time, and can accelerate the on-site rescue speed and improve the efficiency in the rescue environment.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (7)
1. An excavator rotating platform for mounting a platform upper mounting assembly, the excavator rotating platform comprising: a plurality of platform units, a plurality of the platform units comprising a first platform (1) and a second platform (2);
each of the platform units is for mounting at least a portion of the platform upper mounting assembly; the platform units are detachably connected;
A bracket (7) is arranged on the first platform (1); the second platform (2) is arranged on the bracket (7); the first platform (1) is detachably connected with the second platform (2);
The bracket (7) is provided with a first limiting part (8), the second platform (2) is provided with a second limiting part (9), the first limiting part (8) is sleeved outside the second limiting part (9), and the first limiting part (8) and the second limiting part (9) are both V-shaped limiting frames;
The excavator rotating platform further comprises an adjusting bolt (10), an adjusting hole is formed in the bracket (7), and the adjusting bolt (10) penetrates through the adjusting hole and is in butt joint with the second platform (2) so as to adjust the horizontal distance between the bracket (7) and the second platform (2).
2. The excavator rotating platform of claim 1 wherein the platform upper mounting assembly comprises an engine sub-package (3), a muffler (4), a canopy (5) and a cover (6); the second platform (2) is used for installing the engine sub-assembly (3), the muffler (4), the top cover (5) and the covering piece (6).
3. The excavator rotating platform according to claim 2, characterized in that the first platform (1) and the second platform (2) are bolted.
4. The excavator rotating platform according to claim 2, characterized in that the first platform (1) is provided with a first pulling plate (11) and a second pulling plate (12);
one end of the first pull plate (11) and one end of the second pull plate (12) are respectively and fixedly connected with the first platform (1), and the other end of the first pull plate is respectively and fixedly connected with two sides of the second platform (2).
5. The excavator rotating platform according to claim 2, wherein a plurality of said platform units further comprises a third platform (13);
The third platform (13) is detachably connected with the first platform (1).
6. An excavator comprising a platform upper mounting assembly and the excavator rotating platform of any one of claims 1 to 5.
7. The excavator according to claim 6, wherein the platform upper mounting assembly comprises an engine sub-package (3), a muffler (4), a roof hood (5), a cover (6), a pipe unit, a seat (14), a tool box (15) and a tank unit;
the engine sub-assembly (3), the silencer (4), the top cover (5), the covering piece (6), the pipeline unit, the seat (14), the tool box (15) and the oil tank unit are detachably connected with the platform units respectively.
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CN201911071166.1A CN110656674B (en) | 2019-11-05 | 2019-11-05 | Excavator rotating platform and excavator |
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CN112095706A (en) * | 2020-09-24 | 2020-12-18 | 徐州徐工挖掘机械有限公司 | Crawler excavator |
CN113846719B (en) * | 2021-09-26 | 2023-09-01 | 江苏徐工工程机械研究院有限公司 | Rotary platform, engineering vehicle and assembly method thereof |
CN114775720A (en) * | 2022-04-24 | 2022-07-22 | 江苏徐工工程机械研究院有限公司 | Emergency rescue vehicle and installation method thereof |
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