CN111942414A - Dustpan-shaped floating two-way quick-connection coal mine flat car, connection method and transportation method - Google Patents
Dustpan-shaped floating two-way quick-connection coal mine flat car, connection method and transportation method Download PDFInfo
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- CN111942414A CN111942414A CN202010847527.3A CN202010847527A CN111942414A CN 111942414 A CN111942414 A CN 111942414A CN 202010847527 A CN202010847527 A CN 202010847527A CN 111942414 A CN111942414 A CN 111942414A
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- 239000003245 coal Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 30
- 210000004907 gland Anatomy 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 6
- SAZUGELZHZOXHB-UHFFFAOYSA-N acecarbromal Chemical compound CCC(Br)(CC)C(=O)NC(=O)NC(C)=O SAZUGELZHZOXHB-UHFFFAOYSA-N 0.000 claims 2
- 230000007423 decrease Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D11/00—Mine cars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G7/00—Details or accessories
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D7/00—Shaft equipment, e.g. timbering within the shaft
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
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- Engineering & Computer Science (AREA)
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- Mining & Mineral Resources (AREA)
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Abstract
The invention provides a dustpan-shaped floating two-way quick connection coal mine flat car, a connection method and a transportation method, belonging to the technical field of auxiliary transportation of a coal mine shaft, wherein the dustpan-shaped floating two-way quick connection coal mine flat car comprises a two-way connection flat car chassis and a quick connection mechanism; slots are symmetrically arranged at two ends of the chassis of the two-way connection platform vehicle, and a bottom plate and a side plate of each slot extend outwards to form a dustpan-shaped tray; the quick connecting mechanism comprises a connecting seat, a connecting block and a hinged shaft; the connecting seat comprises a vertical seat and a transverse seat; the connecting block comprises a first transverse section, a second transverse section and a vertical connecting section; the articulated shaft is vertically fixed on the transverse seat and is connected with the first transverse section through a joint bearing; the second transverse section is inserted into the slot through a connecting pin shaft. The invention can realize the quick and reliable connection between the tractor and the flat-bed workshop, thereby realizing the quick transfer transportation of production materials for coal mines under the condition of a vertical shaft cage.
Description
Technical Field
The invention belongs to the technical field of auxiliary transportation of coal mine shafts, and particularly discloses a dustpan-shaped floating bidirectional quick-connection coal mine flat car, a connection method and a transportation method.
Background
In the trackless auxiliary transportation process of a vertical shaft coal mine, the key factor for limiting the auxiliary transportation efficiency of the coal mine vertical shaft is a cage. Materials such as personnel, equipment, supporting materials, gangue and the like required in the production process of the vertical shaft coal mine need to enter and exit the shaft through the cage, and the materials need to be transshipped and transported by using the flat car when entering the cage. The transfer process comprises the following steps: the method comprises the following steps of connecting a tractor and a flat car, loading materials on the flat car, backing the car into a cage, disconnecting the tractor and the flat car, enabling the flat car to enter a well along with the materials, connecting another tractor and the flat car in the well, and pulling the flat car and the materials out of the cage. Frequent connection and disconnection are needed between the tractor and the flat car in the transshipment transportation process, and the auxiliary transportation efficiency of the shaft cage is directly influenced by the connection and disconnection efficiency between the tractor and the flat car. In addition, the weight of the flatbed is heavy, the maximum weight can reach 80 tons, and the width of the flatbed is generally not more than 2.5 meters, so that the requirement on the connection reliability between the tractor and the flatbed is extremely high.
Disclosure of Invention
The invention provides a dustpan-shaped floating two-way quick connection coal mine flat car, a connection method and a transportation method, aiming at solving the technical problems of low efficiency and unreliable connection in the process of frequently disconnecting and connecting a tractor and the flat car in a trackless auxiliary transportation process of a vertical shaft coal mine, and realizing quick and reliable connection between the tractor and a flat car, thereby realizing quick transshipment and transportation of production materials for the coal mine under the condition of a vertical shaft cage.
In order to achieve the purpose, the invention provides a dustpan-shaped floating two-way quick connection flat car for a coal mine, which comprises a two-way connection flat car chassis and a quick connection mechanism; inward-concave slots are symmetrically arranged at two ends of a chassis of the two-way connection flatbed vehicle, and a bottom plate and a side plate of each slot extend outwards to form a dustpan-shaped tray; the quick connecting mechanism comprises a connecting seat, a connecting block and a hinged shaft; the connecting seat comprises a vertical seat used for being connected with the tractor and a transverse seat connected with the vertical seat; the connecting block comprises a first transverse section, a second transverse section and a vertical connecting section for connecting the first transverse section and the second transverse section; the articulated shaft is vertically fixed on the transverse seat, and a shaft body positioned above the transverse seat is connected with the first transverse section through a joint bearing; the second transverse section is inserted into the slot through a connecting pin shaft, and the connecting pin shaft is perpendicular to the second transverse section and the slot.
Furthermore, the slot is a wedge-shaped slot with the width gradually reduced from outside to inside; the second transverse section is adapted to the wedge-shaped slot.
Furthermore, the hinge shaft and the transverse seat are fixed through a lower locking nut; the outer ring of the joint bearing is tightly pressed and fixed with the second transverse section through a bearing outer ring gland, and the inner ring is locked and fixed with the hinge shaft through an upper locking nut.
Furthermore, a dustproof cover is arranged on the second transverse section; the bearing outer ring gland and the upper locking nut are both positioned in the dust cover.
Further, the pin holes in the top plate, the bottom plate and the second transverse section of the slot are both double pin holes.
Furthermore, the two sides of the slot are provided with supporting leg mounting lugs, and supporting legs are mounted in the supporting leg mounting lugs.
Furthermore, transverse pin holes, vertical pin holes and middle pin holes which are distributed in an isosceles right triangle shape are formed in the ear plates of the supporting leg mounting lugs; the transverse pin hole and the vertical pin hole are respectively positioned on two intersection points of the right-angle side and the bevel edge; the middle pin hole is positioned on the intersection point of the right-angle sides; the supporting legs are provided with hinge point pin holes and connecting pin holes; the hinge point pin hole is connected with the middle pin hole through a supporting leg pin shaft; the connecting pin hole is connected with the transverse pin hole or the vertical pin hole through the supporting leg pin shaft.
The invention also provides a connection method for the dustpan-shaped floating bidirectional quick connection coal mine flat car, which comprises the following steps: the tractor drags the quick connecting mechanism, firstly carries the second transverse section of the connecting block on the dustpan-shaped tray, then the tractor pushes the two-way connecting flat car chassis, the second transverse section is inserted into the slot of the two-way connecting flat car chassis, and the connecting block and the two-way connecting flat car chassis are connected through the connecting pin shaft.
The invention also provides a shaft cage transshipment transportation method based on the dustpan-shaped floating two-way quick connection coal mine flat car, which comprises the following steps:
s1, connecting the aboveground tractor and one side of the two-way connection platform truck chassis by adopting the connection method;
s2, loading equipment or materials entering a well on a bidirectional connection platform truck chassis, backing the bidirectional connection platform truck chassis with a load into a cage by an aboveground tractor, disconnecting the aboveground tractor and the bidirectional connection platform truck chassis through a quick connection mechanism, withdrawing the aboveground tractor from the cage, and entering the well by the load and the bidirectional connection platform truck chassis;
and S3, after the underground tractor reaches the bottom of the well and is connected with one side of the bidirectional connecting flat car chassis, the traction load of the underground tractor and the bidirectional connecting flat car chassis are together discharged out of the cage and are transported to a designated place.
The invention also provides a lifting and transporting method of underground heavy equipment based on the dustpan-shaped floating two-way quick-connection coal mine flat car, which comprises the following steps:
s1, connecting the tractor and the two sides of the two-way connection platform truck chassis by adopting the connection method;
and S2, loading the heavy equipment on the chassis of the two-way connection platform vehicle, and transporting the heavy equipment to a designated place.
The invention has the following beneficial effects:
1. the hinge shaft is fixed with the connecting seat and is connected with the connecting block through a joint bearing, so that the connecting block and the connecting seat can vertically swing within a certain angle range while being hinged and rotated, vertical floating is realized, the connection is convenient, and the pavement adaptability of the whole vehicle can be improved;
2. the dustpan-shaped tray of the two-way connection flat car chassis can play a role of vertical guiding, and the wedge-shaped slot can play a role of transverse guiding, so that the floating connecting block can be quickly positioned to the position of the splicing notch, and the butt joint efficiency of the tractor and the two-way connection flat car chassis is improved;
3. the connecting block is connected with the chassis of the two-way connection flat car through the double pins, so that the connection is reliable, and the safety of the whole car is ensured;
4. based on the shaft cage transshipment transportation method of the dustpan-shaped floating two-way quick connection flat car for the coal mine, when the ground and the underground enter and exit the cage, the front and back directions of the chassis of the two-way connection flat car can be connected with the tractor, so that the cage can enter and exit from different sides or the same side;
5. when heavy equipment is lifted and transported by adopting tractors at two ends, the radius of turning in a narrow space range in the pit is small, the chassis of the two-way connection flat car plays a main bearing role for the heavy equipment, the heavy equipment can be effectively prevented from falling down when turning, meanwhile, the damage to the road surface can be avoided, the front and back two-way traction can increase the dynamic property under the condition of complex road conditions, and the underground passing capacity is improved.
Drawings
FIG. 1 is a schematic perspective view of a dustpan-shaped floating two-way quick-connect coal mine flat car;
FIG. 2 is a side view of the dustpan shaped floating bi-directional quick connect coal mine flat car;
FIG. 3 is a schematic structural view of a slot having a dustpan-shaped tray;
FIG. 4 is a schematic structural view of the quick connect mechanism;
FIG. 5 is a cross-sectional view of the quick connect mechanism of FIG. 4;
FIG. 6 is an exploded view of the joint of the two-way linking flatbed chassis and the quick link mechanism;
FIG. 7 is a schematic view of the connection of the quick connect mechanism with the chassis of a two-way connection flatbed vehicle in a floating state;
FIG. 8 is a schematic view showing the connection between the dustpan shaped floating bi-directional quick connect coal mine flat car and the dual tractors;
fig. 9 is a flow chart of the shaft cage transshipment transportation method.
In the figure, 1-a two-way connecting platform vehicle chassis; 2, inserting a slot; 3-a connecting seat; 4, connecting blocks; 5-a hinged shaft; 6-knuckle bearing; 7-connecting a pin shaft; 8-lower locking nut; 9-bearing outer ring gland; 10-upper lock nut; 11-a dust cover; 12-leg mounting ears; 13-a leg; 14-a leg pin; 100-a tractor; 200-cage; 300-equipment or materials.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The embodiment provides a dustpan-shaped floating two-way quick-connection coal mine flat car, which comprises a two-way connection flat car chassis 1 and a quick connection mechanism; inward-concave slots 2 are symmetrically arranged at two ends of a chassis 1 of the two-way connection platform vehicle, and a bottom plate and a side plate of each slot 2 extend outwards to form a dustpan-shaped tray; the quick connecting mechanism comprises a connecting seat 3, a connecting block 4 and a hinge shaft 5; the connecting seat 3 comprises a vertical seat used for being connected with a tractor and a transverse seat connected with the vertical seat; the connecting block 4 comprises a first transverse section, a second transverse section and a vertical connecting section for connecting the first transverse section and the second transverse section; the articulated shaft 5 is vertically fixed on the transverse seat, and a shaft body positioned above the transverse seat is connected with the first transverse section through a joint bearing 6; the second transverse section is inserted into the slot 2 through a connecting pin shaft 7, and the connecting pin shaft 7 is perpendicular to the second transverse section and the slot 2.
Further, the slot 2 is a wedge-shaped slot with the width gradually decreasing from outside to inside; the second transverse section is adapted to the wedge-shaped slot.
Further, the hinge shaft 5 and the transverse seat are fixed through a lower locking nut 8; the outer ring of the joint bearing 6 is pressed and fixed with the second transverse section through a bearing outer ring gland 9, and the inner ring is locked and fixed with the articulated shaft 5 through an upper locking nut 10.
Further, a dust cover 11 is arranged on the second transverse section; the bearing outer ring gland 9 and the upper locking nut 10 are both positioned in the dust cover 11.
Further, the pin holes on the top plate and the bottom plate of the slot 2 and the second transverse section are both double pin holes.
Furthermore, the two sides of the slot 2 are provided with leg mounting lugs 12, and legs 13 are mounted in the leg mounting lugs 12 so as to support the two-way connection flat car chassis 1.
Further, a handle is provided on the first lateral section to provide a point of application when moving the connecting block 4.
Furthermore, the lug plates of the leg mounting lugs 12 are provided with transverse pin holes, vertical pin holes and middle pin holes which are distributed in an isosceles right triangle shape; the transverse pin hole and the vertical pin hole are respectively positioned on two intersection points of the right-angle side and the bevel edge; the middle pin hole is positioned on the intersection point of the right-angle sides; the supporting legs 13 are provided with hinge point pin holes and connecting pin holes; the hinge point pin hole is connected with the middle pin hole through a supporting leg pin shaft 14 and used as a rotary hinge point; when the connecting pin hole is connected with the transverse pin hole through the supporting leg pin shaft 14, the supporting leg 13 can be hidden in the supporting leg mounting lug 12, the ground clearance of a vehicle can be improved, the road surface adaptability of the vehicle is improved, the connecting pin hole is connected with the vertical pin hole through the supporting leg pin shaft 14, 90-degree rotation is realized, and the supporting function of the supporting leg 13 is realized. The hinge point pin hole is positioned in the middle of the supporting leg 13, and the advantage that the self weight is close to balance is utilized, so that the operating force for rotating and retracting the supporting leg 13 can be greatly reduced, and the labor intensity of workers is reduced. The two leg pin shafts 14 are connected through a connecting chain.
Further, a handle is provided on the leg 13 so as to have a point of application of force on the rotating leg 13.
Furthermore, two sets of swing beams and tires are arranged on the chassis 1 of the two-way connection platform vehicle, end beams are arranged at two ends of the chassis, and the slots 2 are formed in the end beams.
Example 2
The embodiment provides a connection method of a dustpan-shaped floating bidirectional quick connection coal mine flat car, which comprises the following steps: the tractor 100 drags the quick connecting mechanism, firstly carries the second transverse section of the connecting block on the dustpan-shaped tray, then the tractor 100 pushes the two-way connecting flat car chassis 1, the second transverse section is inserted into the slot 2 of the two-way connecting flat car chassis 1, and the connecting block 4 and the two-way connecting flat car chassis 1 are connected through the connecting pin shaft 7.
Example 3
The embodiment provides a shaft cage transshipment transportation method based on the dustpan-shaped floating two-way quick-connection coal mine flat car, which comprises the following steps:
s1, connecting the aboveground tractor and one side of the two-way connection platform truck chassis 1 by adopting the connection method;
s2, loading equipment or materials 300 entering a well on a bidirectional connection flat car chassis 1, backing the bidirectional connection flat car chassis 1 with a load by an aboveground tractor to enter a cage, after the support legs 13 of the bidirectional connection flat car chassis 1 are stably supported, disconnecting the aboveground tractor and the bidirectional connection flat car chassis 1 through a quick connection mechanism, withdrawing the aboveground tractor from the cage 200, and entering the load and the bidirectional connection flat car chassis 1 into the well;
and S3, after the vehicle arrives at the bottom of the well, the underground tractor is connected with one side of the chassis 1 of the two-way connection flat car, and the traction load of the underground tractor and the chassis 1 of the two-way connection flat car are together discharged from the cage and are transported to a designated place.
Example 4
The embodiment provides a method for lifting and transporting underground heavy equipment based on the dustpan-shaped floating two-way quick-connection coal mine flat car, which comprises the following steps:
s1, connecting the tractor 100 and the two sides of the bidirectional connecting flat car chassis 1 by adopting the connecting method;
and S2, loading the heavy equipment on the chassis 1 of the bidirectional connecting flat car and transporting the heavy equipment to a designated place.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A dustpan-shaped floating flat car for a coal mine with bidirectional quick connection is characterized by comprising a bidirectional connection flat car chassis and a quick connection mechanism;
inward-concave slots are symmetrically arranged at two ends of the chassis of the two-way connection flatbed vehicle, and a bottom plate and a side plate of each slot extend outwards to form a dustpan-shaped tray;
the quick connecting mechanism comprises a connecting seat, a connecting block and a hinged shaft;
the connecting seat comprises a vertical seat used for being connected with a tractor and a transverse seat connected with the vertical seat;
the connecting block comprises a first transverse section, a second transverse section and a vertical connecting section for connecting the first transverse section and the second transverse section;
the articulated shaft is vertically fixed on the transverse seat, and a shaft body positioned above the transverse seat is connected with the first transverse section through a joint bearing;
the second transverse section is inserted into the slot through a connecting pin shaft, and the connecting pin shaft is perpendicular to the second transverse section and the slot.
2. The dustpan-shaped floating bidirectional rapid connection coal mine platform wagon of claim 1, wherein the slot is a wedge-shaped slot with a width that gradually decreases from outside to inside;
the second transverse segment is adapted to the wedge-shaped slot.
3. The dustpan-shaped floating bidirectional rapid connection coal mine platform wagon of claim 2, wherein the hinge shaft and the transverse seat are fixed by a lower locking nut;
the outer ring of the joint bearing is tightly pressed and fixed with the second transverse section through a bearing outer ring gland, and the inner ring is locked and fixed with the hinge shaft through an upper locking nut.
4. The dustpan-shaped floating two-way quick connection coal mine platform wagon of claim 3, wherein a dust cover is arranged on the second transverse section;
and the bearing outer ring gland and the upper locking nut are both positioned in the dust cover.
5. The dustpan-shaped floating two-way quick connect coal mine platform wagon of claim 4, wherein the pin holes on the top and bottom plates and the second transverse section of the slot are both double pin holes.
6. The dustpan-shaped floating two-way quick connection coal mine platform wagon of claim 5, wherein the two sides of the slot are provided with leg mounting lugs, and the legs are mounted in the leg mounting lugs.
7. The dustpan-shaped floating two-way quick connection coal mine platform wagon of claim 6, wherein the lug plates of the leg mounting lugs are provided with transverse pin holes, vertical pin holes and middle pin holes which are distributed in an isosceles right triangle shape;
the transverse pin hole and the vertical pin hole are respectively positioned on two intersection points of the right-angle side and the bevel edge;
the middle pin hole is positioned on the intersection point of the right-angle sides;
the supporting legs are provided with hinge point pin holes and connecting pin holes;
the hinge point pin hole is connected with the middle pin hole through a support leg pin shaft;
the connecting pin hole is connected with the transverse pin hole or the vertical pin hole through a supporting leg pin shaft.
8. The connection method of the dustpan-shaped floating bidirectional rapid connection flat car for the coal mine based on any one of claims 1 to 7, characterized by comprising the following steps: the tractor drags the quick connecting mechanism, firstly carries the second transverse section of the connecting block on the dustpan-shaped tray, then the tractor pushes the two-way connecting flat car chassis, the second transverse section is inserted into the slot of the two-way connecting flat car chassis, and the connecting block and the two-way connecting flat car chassis are connected through the connecting pin shaft.
9. A shaft cage transshipment transportation method of a dustpan-shaped floating bidirectional quick-connection coal mine flat car based on any one of claims 1 to 7, characterized by comprising the following steps:
s1, connecting the well tractor and one side of the bidirectional connecting platform truck chassis by using the connecting method of claim 8;
s2, loading equipment or materials entering a well on a bidirectional connection platform truck chassis, backing the bidirectional connection platform truck chassis with a load into a cage by an aboveground tractor, disconnecting the aboveground tractor and the bidirectional connection platform truck chassis through a quick connection mechanism, withdrawing the aboveground tractor from the cage, and entering the well by the load and the bidirectional connection platform truck chassis;
and S3, after the underground tractor reaches the bottom of the well and is connected with one side of the bidirectional connecting flat car chassis, the traction load of the underground tractor and the bidirectional connecting flat car chassis are together discharged out of the cage and are transported to a designated place.
10. The underground heavy equipment lifting method of the dustpan-shaped floating bidirectional quick-connection coal mine flat car based on any one of claims 1-7 is characterized by comprising the following steps:
s1, connecting the tractor and two sides of the two-way connection platform vehicle chassis by the connecting method of claim 8;
and S2, loading the heavy equipment on the chassis of the two-way connection platform vehicle, and transporting the heavy equipment to a designated place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010847527.3A CN111942414A (en) | 2020-08-21 | 2020-08-21 | Dustpan-shaped floating two-way quick-connection coal mine flat car, connection method and transportation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010847527.3A CN111942414A (en) | 2020-08-21 | 2020-08-21 | Dustpan-shaped floating two-way quick-connection coal mine flat car, connection method and transportation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113173113A (en) * | 2021-05-10 | 2021-07-27 | 蒙城财富汽车有限公司 | Semi-mounted self-discharging carriage with automatic anti-slip body posture sensing function |
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