CN111038931A - Mining material discharge apparatus - Google Patents
Mining material discharge apparatus Download PDFInfo
- Publication number
- CN111038931A CN111038931A CN201911353638.2A CN201911353638A CN111038931A CN 111038931 A CN111038931 A CN 111038931A CN 201911353638 A CN201911353638 A CN 201911353638A CN 111038931 A CN111038931 A CN 111038931A
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- roller
- fixedly connected
- tensioning
- cleaning plate
- steel wire
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- 239000000463 material Substances 0.000 title claims abstract description 36
- 238000005065 mining Methods 0.000 title claims abstract description 16
- 238000004140 cleaning Methods 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 238000007599 discharging Methods 0.000 abstract description 5
- 238000010408 sweeping Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 206010015856 Extrasystoles Diseases 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/44—Belt or chain tensioning arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/02—Belt- or chain-engaging elements
- B65G23/04—Drums, rollers, or wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Belt Conveyors (AREA)
Abstract
The invention discloses a mining material discharging device, which comprises a driving mechanism, a tail, a conveyor belt and a tensioning device for adjusting the tension degree of the conveyor belt, wherein one side of the driving mechanism is fixedly connected with the tensioning device, one side of the tensioning device is provided with a tensioning winch, the driving mechanism and the tail are respectively distributed on two sides of the conveyor belt, a plurality of steel wire rope racks are arranged between the driving mechanism and the tail at equal intervals, the front side and the rear side of the top end of each steel wire rope rack are fixedly connected with steel wire ropes, a lower flat supporting roller rack is arranged between every two adjacent steel wire rope racks at equal intervals, the lower end of each lower flat supporting roller rack is fixedly connected with a flat supporting roller and a cleaning plate, and the cleaning plate is positioned on the upper side of the flat supporting roller, and meanwhile, the discharging point is freely selected according to the specific use condition, so that the material transportation efficiency of the device is greatly improved.
Description
Technical Field
The invention relates to the technical field of discharging devices, in particular to a mining material discharging device.
Background
The inner cover mining area is limited by soft rock geological conditions, the deformation of two sides of the bottom bulge of the roadway is serious, and the driving crossheading is transported by a traditional rail winch, so that the requirement of safe production cannot be met. The trackless rubber-tyred vehicle transportation mode has certain advantages in the aspect of economy, but has higher overall cost for meeting the requirement of widening the section size of a roadway tunneled by trackless rubber-tyred vehicle transportation, and has low efficiency and certain damage to a reverse bottom arch roadway when the trackless rubber-tyred vehicle is transported in a long distance along a crossheading, and the two transportation modes have unsatisfactory effects;
therefore, the mining material unloading device is provided.
Disclosure of Invention
The invention aims to provide a mining material unloading device, which utilizes a transportation mode of combining bottom belt material transportation of a rubber belt conveyor and a trackless rubber-tyred vehicle to enable the device to have integrated operation of loading and unloading, and simultaneously, unloading points are freely selected according to specific use conditions, so that the material transportation efficiency of the device is greatly improved, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a mining material discharge device comprises a driving mechanism, a tail, a conveyor belt and a tensioning device for adjusting the tension of the conveyor belt, wherein one side of the driving mechanism is fixedly connected with the tensioning device, one side of the tensioning device is provided with a tensioning winch, the driving mechanism and the tail are respectively distributed on two sides of the conveyor belt, a plurality of steel wire rope frames are arranged between the driving mechanism and the tail at equal intervals, steel wire ropes are fixedly connected to the front side and the rear side of the top end of each steel wire rope frame at equal intervals, lower flat carrier roller frames are arranged between the steel wire rope frames at equal intervals, lower flat carrier rollers and cleaning plates are fixedly connected to the lower ends of the lower flat carrier roller frames, the cleaning plates are positioned on the upper sides of the flat carrier rollers, triple rollers are arranged at the upper ends of the lower flat carrier roller frames, the upper layer of the conveyor belt is positioned on the upper sides of the triple rollers and is in outer surface, the inner part of the steel wire rope rack is fixedly connected with a first carrier roller which is used for supporting the lower layer of the conveyor belt and is close to the lower end, one side of the outer surface of the front end of the lower flat carrier roller rack is fixedly connected with a rotating shaft which is close to the cleaning plate, and the front end of the cleaning plate is fixedly connected with the rotating shaft.
Through adopting above-mentioned technical scheme, the device utilizes the transportation mode that rubber belt conveyor bottom belt fortune material and trackless rubber-tyred car combined together, makes the device possess integrative operation of unloading, and the unloading point is according to specific in service behavior free choice simultaneously to improve the efficiency of device material transportation greatly.
Preferably, actuating mechanism includes driving motor, drive frame body, the inside driving roll that is provided with of drive frame body, the conveyer belt parcel is at the driving roll surface, and driving roll's rear end fixedly connected with connecting axle, the rear end of connecting axle run through the drive frame body and with driving motor output shaft fixed connection.
Through adopting above-mentioned technical scheme, utilize driving motor output shaft to drive driving roller and rotate, realize the conveyer belt to the output work of material.
Preferably, the tensioning device comprises a tensioning frame, the tensioning roller is fixedly connected inside the tensioning frame, the longitudinal beam support is fixedly connected to the outer surface of the upper end of the tensioning frame, the lower layer of the conveyor belt is wound on the surface of the tensioning roller, and two ends of the tensioning roller are connected with the tensioning winch through tensioning hinges.
Through adopting above-mentioned technical scheme, carry out the ration through tensioning dolly and tensioning roller to the rate of tension of conveying belt and adjust.
Preferably, the inside fixedly connected with of drive frame body is two sets of clamping roller of placing parallel to each other, and the conveyer belt lower floor sets up two press from both sides between the clamping roller.
Through adopting above-mentioned technical scheme, adjust V type conveyer belt through pressing from both sides tight roller and level convenient lower floor's conveyer belt and unload.
Preferably, the auxiliary plate is fixedly connected to a position, close to one end of the cleaning plate, of the outer surface of the rear end of the lower flat roller frame, the cleaning plate and the auxiliary plate are fixed through bolts, and the outer surface of the lower end of the cleaning plate is in contact with the lower layer surface of the conveyor belt.
Through adopting above-mentioned technical scheme, adjust the sweeping board normal running fit accessory plate of different positions through the manual work, make sweeping board bottom surface and conveyer belt lower floor surface contact and scrape the material under the inclination effect and get off, realize the work of unloading.
Preferably, the number of the cleaning plates and the number of the auxiliary plates are several, and the structures of the cleaning plates and the auxiliary plates are the same.
Through adopting above-mentioned technical scheme, a plurality of groups clean board and accessory plate evenly distributed under on the roller frame that flattens, the user selects the clean board of corresponding position to use according to specific in service behavior and place of unloading.
Preferably, the cross section of the triple roller is of a V-shaped structure, two ends of the triple roller are fixedly connected with hooks, and the triple roller is hung on the steel wire rope through the hooks and is fixed through bolts.
Through adopting above-mentioned technical scheme, convenient to use person dismantles the installation trigeminy roller.
Compared with the prior art, the invention has the beneficial effects that:
when the device is used, the driving mechanism drives the driving roller to rotate so as to drive the conveyor belt to rotate between the tail and the driving mechanism, the upper layer of the conveyor belt is used for conveying coal materials, the lower layer of the conveyor belt is used for conveying common sandstone and other materials, a user selects the cleaning plate at a corresponding position according to specific use conditions and an unloading place to use, the cleaning plate is rotated by the user through the rotating shaft to be positioned at the upper side of the conveyor belt, the outer surface of the lower end of the cleaning plate is in contact with the surface of the conveyor belt, then the auxiliary plate is matched to fix the cleaning plate, when the lower layer of the conveyor belt is conveyed to the cleaning plate, the materials are cleaned out of the conveyor belt under the action of the inclination angles of the cleaning plate and the cleaning plate, the device utilizes the transportation mode that rubber belt conveyor bottom belt fortune material and trackless rubber-tyred car combined together, makes the device possess integrative operation of unloading, and the unloading point is according to specific in service behavior free choice simultaneously to improve the efficiency of device material transportation greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a structural view of the drive mechanism of the present invention;
FIG. 3 is a structural view of the tensioner of the present invention;
FIG. 4 is a combination view of the lower flat carrier roller frame and the sweeping board of the present invention;
FIG. 5 is a view of the sweeping shoe of the present invention in combination with a conveyor belt;
fig. 6 is a combination view of the clamping roller and the drive housing body of the present invention.
In the figure:
1. a drive mechanism; 2. a tensioning device; 3. a longitudinal beam support; 4. tensioning the winch; 5. a steel wire rope frame; 6. triple rollers; 7. a lower flat carrier roller frame; 8. a wire rope; 9. a conveyor belt; 10. a first carrier roller; 11. a tail; 12. a drive motor; 13. a drive roller; 14. a drive housing body; 15. a flat carrier roller; 16. cleaning the board; 17. a tension roller; 18. a tension frame; 19. a rotating shaft; 20. and clamping the roller.
Detailed Description
In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1 to 6, the present invention provides a technical solution:
as shown in fig. 1, the mining material discharging device comprises a driving mechanism 1, a machine tail 11, a conveyor belt 9 and a tensioning device 2 for adjusting the tension of the conveyor belt 9, wherein one side of the driving mechanism 1 is fixedly connected with the tensioning device 2, one side of the tensioning device 2 is provided with a tensioning winch 4, the driving mechanism 1 and the machine tail 11 are respectively distributed on two sides of the conveyor belt 9, a plurality of steel wire rope racks 5 are equidistantly arranged between the driving mechanism 1 and the machine tail 11, and the front side and the rear side of the top end of each steel wire rope rack 5 are fixedly connected with steel wire ropes 8;
as shown in fig. 4 and 5, lower flat idler frames 7 are arranged between two adjacent steel wire rope frames 5 at equal intervals, the lower ends of the lower flat idler frames 7 are fixedly connected with flat idlers 15 and cleaning plates 16, the cleaning plates 16 are located on the upper sides of the flat idlers 15, triple rollers 6 are arranged at the upper ends of the lower flat idler frames 7, the upper layers of the conveyor belts 9 are located on the upper sides of the triple rollers 6 and are in contact with the outer surfaces of the triple rollers 6, the lower layers of the conveyor belts 9 are arranged between the flat idlers 15 and the cleaning plates 16, first idlers 10 for supporting the lower layers of the conveyor belts 9 are fixedly connected to positions, close to the lower ends, in the steel wire rope frames 5, rotating shafts 19 are fixedly connected to positions, close to the cleaning plates 16, of one side of the outer surfaces of the front ends of the lower flat idler frames 7, and.
Through adopting above-mentioned technical scheme, the device utilizes the transportation mode that rubber belt conveyor bottom belt fortune material and trackless rubber-tyred car combined together, makes the device possess integrative operation of unloading, and the unloading point is according to specific in service behavior free choice simultaneously to improve the efficiency of device material transportation greatly.
Specifically, as shown in fig. 2, the driving mechanism 1 includes a driving motor 12 and a driving frame body 14, a driving roller 13 is arranged inside the driving frame body 14, the conveying belt 9 is wrapped on the outer surface of the driving roller 13, a connecting shaft is fixedly connected to the rear end of the driving roller 13, and the rear end of the connecting shaft penetrates through the driving frame body 14 and is fixedly connected to an output shaft of the driving motor 12.
Through adopting above-mentioned technical scheme, utilize driving motor 12 output shaft to drive driving roller 13 and rotate, realize conveyer belt 9 to the output work of material.
Specifically, as shown in fig. 3, the tensioning device 2 includes a tensioning frame 18, the tensioning roller 17 is fixedly connected inside the tensioning frame 18, the longitudinal beam support 3 is fixedly connected to the outer surface of the upper end of the tensioning frame 18, the lower layer of the conveyor belt 9 is wound on the surface of the tensioning roller 17, and two ends of the tensioning roller 17 are connected with the tensioning winch 4 through tensioning hinges.
Through adopting above-mentioned technical scheme, carry out quantitative regulation through tensioning dolly and tensioning roller 17 to the rate of tension of conveyer belt 9.
Specifically, as shown in fig. 6, two sets of clamping rollers 20 arranged in parallel are fixedly connected inside the driving frame body 14, and the lower layer of the conveyor belt 9 is arranged between the two clamping rollers 20.
Through adopting above-mentioned technical scheme, adjust V type conveyer belt 9 through pressing from both sides tight roller 20 and level convenient lower floor's conveyer belt 9 and unload.
Specifically, as shown in fig. 5, an auxiliary plate is fixedly connected to a position on the outer surface of the rear end of the lower flat carrier roller frame 7, which is close to one end of the cleaning plate 16, the cleaning plate 16 and the auxiliary plate are fixed by bolts, and the outer surface of the lower end of the cleaning plate 16 is in contact with the lower layer surface of the conveyor belt 9.
Through adopting above-mentioned technical scheme, adjust the sweeping board 16 normal running fit accessory plate of different positions through the manual work, make sweeping board 16 bottom surface and conveyer belt 9 lower floor surface contact and scrape the material under the inclination effect and get off, realize the work of unloading.
Specifically, as shown in fig. 1, the number of the cleaning boards 16 and the number of the auxiliary boards are several, and the structures of the cleaning boards and the auxiliary boards are the same.
By adopting the technical scheme, the plurality of groups of cleaning plates 16 and the auxiliary plates are uniformly distributed on the lower flat roller frame 7, and a user selects the cleaning plates 16 at corresponding positions for use according to specific use conditions and unloading places.
Specifically, as shown in fig. 3, the cross section of the triple roller 6 is of a V-shaped structure, two ends of the triple roller 6 are fixedly connected with hooks, and the triple roller 6 is hung on the steel wire rope 8 through the hooks and is fixed through bolts.
Through adopting above-mentioned technical scheme, convenient to use person dismantles installation trigeminy roller 6.
The working principle is as follows:
when the device is used, firstly, the driving mechanism 1 drives the driving roller 13 to rotate so as to drive the conveyor belt 9 to rotate between the tail 11 and the driving mechanism 1, the upper layer of the conveyor belt 9 is used for conveying coal materials, the lower layer of the conveyor belt 9 is used for conveying common sandstone and other materials, a user selects the cleaning plate 16 at the corresponding position according to the specific use condition and the unloading place to use, when the device is used, the user rotates the cleaning plate 16 through the rotating shaft 19 so that the cleaning plate 16 is positioned at the upper side of the conveyor belt 9, the outer surface of the lower end of the cleaning plate is in surface contact with the conveyor belt 9, then the auxiliary plate is matched to fix the cleaning plate 16, when the lower layer of the conveyor belt 9 is conveyed to the cleaning plate 16, the material is cleared up out conveyer belt 9 under sweeping floor 16 and the 16 inclination effect of sweeping floor, and the flow falls to appointed place of unloading, realizes the purpose of unloading, and the device utilizes the transportation mode that rubber belt conveyor bottom belt fortune material and trackless rubber-tyred car combined together, makes the device possess integrative operation of unloading, and the point of unloading is according to concrete in service behavior free choice simultaneously to improve the efficiency of device material transportation greatly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a mining material discharge apparatus, includes actuating mechanism (1), tail (11), conveyer belt (9) and is used for overspeed device tensioner (2) of conveyer belt (9) rate of tension regulation, its characterized in that: one side of the driving mechanism (1) is fixedly connected with a tensioning device (2), one side of the tensioning device (2) is provided with a tensioning winch (4), the driving mechanism (1) and the tail (11) are respectively distributed on two sides of the conveyor belt (9), a plurality of steel wire rope racks (5) are arranged between the driving mechanism (1) and the tail (11) at equal intervals, steel wire ropes (8) are fixedly connected to the front side and the rear side of the top end of each steel wire rope rack (5), a lower flat roller rack (7) is arranged between every two adjacent steel wire rope racks (5) at equal intervals, the lower end of each lower flat roller rack (7) is fixedly connected with a flat roller (15) and a cleaning plate (16), the cleaning plate (16) is positioned on the upper side of the flat roller (15), a triple roller (6) is arranged at the upper end of each lower flat roller rack (7), the upper layer of the conveyor belt (9) is positioned on the upper side of the triple roller (6) and is, the lower floor setting of conveyer belt (9) is between flat bearing roller (15) and cleaning plate (16), the inside of wire rope frame (5) is close to position fixedly connected with of lower extreme and is used for supporting first bearing roller (10) of conveyer belt (9) lower floor, the position fixedly connected with axis of rotation (19) that is close to cleaning plate (16) is close to in front end surface one side of flat bearing roller frame (7) down, and the front end and axis of rotation (19) fixed connection of cleaning plate (16).
2. The mining material discharge apparatus of claim 1, characterized in that: the driving mechanism (1) comprises a driving motor (12) and a driving machine frame body (14), a driving roller (13) is arranged inside the driving machine frame body (14), the conveying belt (9) is wrapped on the outer surface of the driving roller (13), the rear end of the driving roller (13) is fixedly connected with a connecting shaft, and the rear end of the connecting shaft penetrates through the driving machine frame body (14) and is fixedly connected with an output shaft of the driving motor (12).
3. The mining material discharge apparatus of claim 1, characterized in that: the tensioning device (2) comprises a tensioning frame (18), the tensioning roller (17) is fixedly connected inside the tensioning frame (18), the longitudinal beam support (3) is fixedly connected to the outer surface of the upper end of the tensioning frame (18), the lower layer of the conveyor belt (9) is wound on the surface of the tensioning roller (17), and the two ends of the tensioning roller (17) are connected with the tensioning winch (4) through tensioning hinges.
4. The mining material discharge apparatus of claim 2, characterized in that: the inside fixedly connected with of drive frame body (14) is two sets of clamping roller (20) of placing parallel to each other, and conveyer belt (9) lower floor sets up two clamping roller (20) are between.
5. The mining material discharge apparatus of claim 1, characterized in that: the outer surface of the rear end of the lower flat roller frame (7) is fixedly connected with an auxiliary plate at a position close to one end of the cleaning plate (16), the cleaning plate (16) and the auxiliary plate are fixed through bolts, and the outer surface of the lower end of the cleaning plate (16) is in contact with the lower layer surface of the conveyor belt (9).
6. The mining material discharge apparatus of claim 5, wherein: the number of the cleaning plates (16) and the number of the auxiliary plates are several, and the structures of the cleaning plates and the auxiliary plates are the same.
7. The mining material discharge apparatus of claim 1, characterized in that: the cross section of the triple roller (6) is of a V-shaped structure, hooks are fixedly connected to the two ends of the triple roller (6), and the triple roller (6) is hung on the steel wire rope (8) through the hooks and fixed through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911353638.2A CN111038931A (en) | 2019-12-25 | 2019-12-25 | Mining material discharge apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911353638.2A CN111038931A (en) | 2019-12-25 | 2019-12-25 | Mining material discharge apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111038931A true CN111038931A (en) | 2020-04-21 |
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ID=70239425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911353638.2A Pending CN111038931A (en) | 2019-12-25 | 2019-12-25 | Mining material discharge apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN111038931A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635825A (en) * | 2021-09-07 | 2021-11-12 | 蒙阴县鹏程万里车辆有限公司 | But self-cleaning's mine car packing box |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201842461U (en) * | 2010-09-30 | 2011-05-25 | 山东建设机械股份有限公司 | All-sealed belt conveyor |
| CN106697722A (en) * | 2015-11-13 | 2017-05-24 | 天津名轩科技有限公司 | Simple belt conveyor for underground coal mine conveying |
| CN107555094A (en) * | 2017-09-30 | 2018-01-09 | 安徽马钢输送设备制造有限公司 | One kind storage belt crawler belt dislocation conveyer and its dislocation method |
| CN211337580U (en) * | 2019-12-25 | 2020-08-25 | 内蒙古上海庙矿业有限责任公司 | Mining material discharge apparatus |
-
2019
- 2019-12-25 CN CN201911353638.2A patent/CN111038931A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201842461U (en) * | 2010-09-30 | 2011-05-25 | 山东建设机械股份有限公司 | All-sealed belt conveyor |
| CN106697722A (en) * | 2015-11-13 | 2017-05-24 | 天津名轩科技有限公司 | Simple belt conveyor for underground coal mine conveying |
| CN107555094A (en) * | 2017-09-30 | 2018-01-09 | 安徽马钢输送设备制造有限公司 | One kind storage belt crawler belt dislocation conveyer and its dislocation method |
| CN211337580U (en) * | 2019-12-25 | 2020-08-25 | 内蒙古上海庙矿业有限责任公司 | Mining material discharge apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635825A (en) * | 2021-09-07 | 2021-11-12 | 蒙阴县鹏程万里车辆有限公司 | But self-cleaning's mine car packing box |
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