CN104290640A - Special mobile vehicle for oil-water separation of kitchen wastes - Google Patents
Special mobile vehicle for oil-water separation of kitchen wastes Download PDFInfo
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- CN104290640A CN104290640A CN201310294564.6A CN201310294564A CN104290640A CN 104290640 A CN104290640 A CN 104290640A CN 201310294564 A CN201310294564 A CN 201310294564A CN 104290640 A CN104290640 A CN 104290640A
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- oil
- vehicle
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- separation
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- 238000000926 separation method Methods 0.000 title claims abstract description 82
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 239000010806 kitchen waste Substances 0.000 title abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 56
- 239000002351 wastewater Substances 0.000 claims abstract description 9
- 238000000605 extraction Methods 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 claims description 90
- 239000002699 waste material Substances 0.000 claims description 53
- 239000010794 food waste Substances 0.000 claims description 41
- 239000007787 solid Substances 0.000 claims description 40
- 239000010813 municipal solid waste Substances 0.000 claims description 19
- 235000012054 meals Nutrition 0.000 claims description 9
- 238000005276 aerator Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000003502 gasoline Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002283 diesel fuel Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 239000000295 fuel oil Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000008162 cooking oil Substances 0.000 abstract 2
- 239000000284 extract Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000002354 daily effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Abstract
The invention relates to a special mobile vehicle for oil-water separation of kitchen wastes. The vehicle mainly consists of kitchen waste oil-water separation equipment, and a carrier vehicle provided with the equipment, wherein the kitchen waste oil-water separation equipment is arranged in a container of the carrier vehicle for integrated fixing. The vehicle can perform the solid-liquid separation of the kitchen wastes and the collection and temporary storage of illegal cooking oil on the spot near a swill pool of a kitchen of a restaurant, can separate or remove waste water of the kitchen wastes on the spot, and has no need to carry the waste water to a treatment plant for oil-water separation, so that the transportation cost of illegal cooking oil extraction is saved; and the equipment adopted by the vehicle is conventional equipment, and the special mobile vehicle has the advantages of reliable operation, mature technology, simple structure, easy operation, convenience for maintenance and low cost.
Description
Technical field
The present invention relates to the special vehicle of Mobile kitchen garbage oil separation, belong to field of environment protection equipment.
Background technology
Along with the continuous improvement of people's daily life, the amount of changing food waste is more and more many, reclaim " waste oil " in changing food waste to greatest extent, implement thoroughly being separated of " waste oil " and solid changing food waste in changing food waste, improve the resource utilization rate of changing food waste, side by side, reduce the labour intensity that changing food waste collects personnel, improve working efficiency, have positive dissemination to effective recycling of changing food waste.
At present, in the swill in underground swill pond, restaurant primarily of suspend solid matter (as the internal organ that dish leaf, fowl store ... Deng), waste water and floating " waste oil " composition; In order to reclaim " waste oil " in swill pond, collection personnel generally use wooden dipper or basin to go to draw out " waste oil "; When drawing oil, operating personal needs curved waist, and towards the swill pond of underground, " waste oil " is drawn out buffer memory in bucket by a wooden dipper one wooden dipper ground; There is the defect that labour intensity is large, longevity of service, working efficiency are low and contain large water gaging in " waste oil " drawn out;
In order to solve the problem, the present invention proposes " special vehicle of Mobile kitchen garbage oil separation ".
Summary of the invention
The present invention is formed like this: the special vehicle of Mobile kitchen garbage oil separation, and this special vehicle primarily of the oily water separating equipment of changing food waste, and is assembled with the transport vehicle composition of the said equipment; The oily water separating equipment of described changing food waste is configured in transport vehicle container (32), is fixed into as a whole.
The oily water separating equipment of described changing food waste, mainly comprises: feed pump (33), Separation of Solid and Liquid case (1), water separation tank (2), " waste oil " buffer memory case (3), vacuum pump (4) and power supply (26); The oily water separating equipment of described changing food waste, by following structural allocation:
By the discharge nozzle of the feed pump (33) of conveying changing food waste swill through inlet point (13) UNICOM of material inlet valve (14) with Separation of Solid and Liquid case (1); The lower liquid outlet of described Separation of Solid and Liquid case (1) is communicated with the inlet point (24) of the separator box (2) of " waste oil " and waste water through valve (18), the top vent of described water separation tank (2) is through the admission port UNICOM of one-way cock (5) with vacuum pump (4); " waste oil " outlet pipe of the upper side configuration of described water separation tank (2) is through the inlet point UNICOM of valve (22) with " waste oil " buffer memory case (3); Described power supply (26) is configured in the correct position in transport vehicle (25);
Described transport vehicle (25), belong to the commercially available standard form load carrying vehicle of band loading space (32), or by the load carrying vehicle of vehicle startup machine driving generator (32) generating or the modified type that drives electrical generator (32) to generate electricity by the external power takeoff of change speed gear box, or the transport vehicle having external source to charge to Vehicular accumulator cell (32); Described vehicle can be vehicle, fuel oil or the gas type vehicle that aerodynamic force drives;
Described power supply (32), it can be external power supply, or the diesel oil of configuration or gasoline engine generator, or vehicle (25) engine-driven electrical generator, or the electrical generator driven by the power takeoff that the change speed gear box of vehicle (25) is external; Power supply (32) is configured in the correct position in transport vehicle (25);
Described Separation of Solid and Liquid case (1), belong to cuboid, square or columnar housing, the top configuration inlet point (13) of swill and the inlet point (12) of solid changing food waste in described housing, configures lid (11) above the inlet point (12) of described solid changing food waste; Bottom, bottom in described housing is configured with filter plate (17) with holes, described filter plate (17) top configuration puddle mixer (10) with holes, described filter plate (17) below with holes is the buffer memory case (9) of meal kitchen liquid, the deslagging quick operating valve (15) of the bottom configuration solid impurities of described housing side, the bottom configuration slag-drip opening of described housing side covers plate (16), top configuration vacuum indicator (8) of described housing;
Described water separation tank (2), belong to cuboid, square or columnar housing, bottom configuration aerator (7) in described housing, the air inlet pipe of described aerator (7) and the freeing pipe UNICOM of air admission valve door (23); Visor (20) is configured, bottom configuration water discharging valve (19) of described housing side, top configuration vacuum indicator (8) of described housing in the middle part of the side of described housing; Side surface upper part configuration swill inlet point (24) of described housing, side configuration " waste oil " the oil extraction valve (22) that overflows of described swill inlet point (24) bottom,
Described " waste oil " buffer memory case (3), belongs to square, cuboid or columnar housing, and the side configuration visor of described housing or fluid level transmitter (20), monitor the liquid level in housing; Side bottom configuration oil extraction valve (21) of described housing;
Described feed pump (33), belongs to conventional liquid delivery pump, wherein, comprises no-clogging pump, mud pump, sewage water pump;
In the present invention, if when collecting the swill in underground swill pond, restaurant, adopt feed pump (33), swill is transported in described Separation of Solid and Liquid case (1) and carries out Separation of Solid and Liquid, if when collecting the solid changing food waste of restaurant or residential communities, adopt artificial or motor hoist, the charge door (12) of changing food waste through Separation of Solid and Liquid case (1) that be packed or barreled is joined in Separation of Solid and Liquid case (1), liquid in changing food waste was gone here and there filter plate (17) with holes in separator box (1) downwards and was entered into buffer memory case (9) storage of meal kitchen liquid, be separated with the solid changing food waste above described filter plate (17), the effect of Separation of Solid and Liquid is improved by the stirring of mixer (10), implement the Separation of Solid and Liquid of changing food waste,
In the present invention, start vacuum pump (4), water separation tank (2) is made to produce negative pressure, utilize the liquid that negative pressure will store in the buffer memory case (9) of meal kitchen liquid, carry or absorb to A line liquid level position in water separation tank (2) through valve (18), by visor (20), liquid level is detected; Open valve (23), air enters in the water separation tank (2) of negative pressure state by aerator (7), by the air bubble that aerator (7) bloats, " waste oil " that contain in liquid is suspended to liquid level rapidly, form the oil reservoir of " waste oil ", implement oil separation; Regularly or aperiodically will be separated the water discharging valve (19) of the waste water after " waste oil " through water separation tank (2) bottom to discharge, or be drained into town sewer downwards or town sewage pipe network carries out harmless treatment; " waste oil " that water separation tank (2) internal upper part suspends is discharged from valve (22), be about to " waste oil " discharge from A line liquid level or be reduced to B line liquid level position, " waste oil " in water separation tank (2) be transported to " waste oil " buffer memory case (3) interior buffer memory.
The invention has the advantages that:
1. adopt " special vehicle of Mobile kitchen garbage oil separation " of the present invention, can at the restaurant, kitchen, and near swill pond, carry out the Separation of Solid and Liquid of changing food waste and the collection of " waste oil " and buffer memory on the spot, be separated on the spot or get rid of kitchen waste water, do not need kitchen waste water to be transported to treatment plant and carry out oil separation, save the traffic cost that " waste oil " extracts;
2. equipment of the present invention all belongs to conventional equipment, reliable, technology maturation, and structure is simple, processing ease, easy to maintenance, cheap;
Accompanying drawing illustrates:
Fig. 1 is the present invention's " special vehicle of Mobile kitchen garbage oil separation " structural representation;
Fig. 2 is the present invention's " equipment of changing food waste oil separation " structural representation;
Fig. 3 is the schematic flow sheet that the present invention collects " waste oil ";
In accompanying drawing, 1-Separation of Solid and Liquid case, 2-water separation tank, 3-" waste oil " buffer memory case, 4-vacuum pump, 5-one-way cock, 6-motor, 7-aerator, 8-vacuum indicator, the buffer memory case of 9-meal kitchen liquid, 10-mixer, 11-feeding cover, 12-charge door, 13-swill inlet point, 14-material inlet valve, the deslagging quick operating valve of 15-solid impurities, 16-is with the slag-drip opening of masking-out, the filter plate that 17-is with holes, 18-swill valve, 19-water discharging valve, 20-visor, 21-oil extraction valve, the oil extraction valve that 22-" waste oil " overflows, 23-air admission valve door, 24-swill inlet point, 25-transport vehicle, 26-power supply, the cargo floor of 27-transport vehicle or crossbeam, the door in 28-compartment, 29-wheel, the feed pipe of 30-swill, underground swill pond, 31-restaurant, 32-compartment, 33-feed pump,
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further details, but does not limit practical range of the present invention;
Embodiment 1
Shown in accompanying drawing 1, Fig. 2, Fig. 3, adopt east wind standard form vehicle as the transport vehicle (25) in the embodiment of the present invention 1, described transport vehicle chassietype: BJ1030V4JV4-F1, engine type: LJ465Q-2AE; Maximum output power: 45KW; Type of fuel: gasoline; Total mass; 2760KG, curb mass: 1560KG, payload ratings quality: 1070KG; The oad of vehicle: long: 4.7 meters, wide: 1.5 meters, high: 1.8 meters, container sizes: 2700 × 1480 × 900 (mm); By accompanying drawing 1, the oad of Separation of Solid and Liquid case (1) is long 0.6 meter, wide 1.2 meters and high 0.8 meter; The oad of water separation tank (2) is long 0.6m × wide 1.2m × high 0.8m; The oad of " waste oil " buffer memory case (3) is long 0.8m × wide 1.2m × high 0.6m; Described " equipment of changing food waste oil separation " is configured on the cargo floor (27) of transport vehicle (25), and be fixed into as a whole with transport vehicle (25), be combined into " special vehicle of Mobile kitchen garbage oil separation " of the present invention.
Described transport vehicle (25), belong to two class chassis vehicles of standard form, using the diesel-engine generator of 10KW as power supply (30), be configured in the rear portion of transport vehicle (25) container (32), drive the consumer in the present embodiment 1, as the motor (6) of feed pump (33), mixer, vacuum pump (4) carry out work;
By the discharge nozzle of the 1.5KW rotary-piston type feed pump (33) of conveying changing food waste swill through inlet point (13) UNICOM of material inlet valve (14) with Separation of Solid and Liquid case (1); The lower liquid outlet of described Separation of Solid and Liquid case (1) is communicated with the inlet point (24) of the separator box (2) of " waste oil " and waste water through valve (18), the top vent of described water separation tank (2) is through the admission port UNICOM of one-way cock (5) with 1.5KW vacuum pump (4); " waste oil " outlet pipe of the upper side configuration of described water separation tank (2) is through the inlet point UNICOM of valve (22) with " waste oil " buffer memory case (3); The diesel-engine generator of 10KW is configured in the rear positions of transport vehicle (25) cargo floor (27) as power supply (26);
The method of operation of the present embodiment 1: by " special vehicle of Mobile kitchen garbage oil separation " of the present invention, travel and be docked in the side in certain swill pond, restaurant, collection and Separation of Solid and Liquid have been carried out to the meal kitchen swill in swill pond, and further oil separation is carried out to isolated liquid, extract " waste oil " in the liquid of meal kitchen, the feed pipe of the rotary-piston type feed pump (33) that operating personal utilizes " special vehicle of Mobile kitchen garbage oil separation " to configure, swill in swill pond (31) is transported in Separation of Solid and Liquid case (1) through valve (14), liquid in the changing food waste swill aperture of going here and there downwards in separator box (1) is buffer memory case (9) storage that the metal filter plate (17) of 2 millimeters enters into meal kitchen liquid, be separated with the solid changing food waste above described filter plate (17), the effect of Separation of Solid and Liquid is improved by the stirring of 2.2KW mixer (10), and solid changing food waste is discharged termly from slag-drip opening quick operating valve (15), implement the Separation of Solid and Liquid of changing food waste,
Start vacuum pump (4), water separation tank (2) is made to produce negative pressure, utilize negative pressure by isolated liquid in the buffer memory case (9) of meal kitchen liquid, carry or absorb to A line liquid level position in water separation tank (2) through valve (18), by visor (20), liquid level is detected; Open valve (23), air enters in the water separation tank (2) of negative pressure state by Air-float separator (7), by the air bubble that aerator (15) bloats, " waste oil " that contain in liquid is suspended to liquid level rapidly, form the oil reservoir of " waste oil ", implement oil separation; Termly the water discharging valve (19) of the waste water after being separated " waste oil " through water separation tank (2) bottom is expelled to sewer, enter the water channel of urban wastewater treatment pipe network, " waste oil " that suspend is discharged from valve (22), collects " waste oil " buffer memory case (3) interior buffer memory;
According to the method described above, utilize " special vehicle of Mobile kitchen garbage oil separation ", cyclically the meal kitchen swill in swill pond is carried out oil separation, collect and extract " waste oil " in swill pond, after filling " waste oil " in " waste oil " buffer memory case (3), " special vehicle of Mobile kitchen garbage oil separation " that be mounted with " waste oil " is sailed to the proprietary processing plant of " waste oil ", carry out discharging or carry out comprehensive application;
Adopt the present invention's " special vehicle of Mobile kitchen garbage oil separation ", in turn to underground " waste oil " pond, 12 restaurants, restaurants and hotels or be called that the swill in swill pond has carried out collection and oil separation, extract " waste oil "; Statistically, collect " waste oil " altogether for 419kg in the swill pond, underground of 12 Ge Can kitchen units, average each swill pond is separated or extracts " waste oil " is 35kg, and wherein, in " waste oil " of collection, the content of water is 5.6% (Wt%);
Embodiment 2
Shown in Fig. 1, Fig. 2, comprehensive application is carried out to the changing food waste in certain dining room, middle school, namely carry out Separation of Solid and Liquid and the oil separation of changing food waste, extract " the waste oil in changing food waste; Particularly, by " special vehicle of Mobile kitchen garbage oil separation " of the present invention, travel and be docked near certain dining room, middle school, operating personal adopts artificial or motor hoist the bucket that changing food waste is housed to be risen to the inlet point (12) of Separation of Solid and Liquid case (1), is poured into by changing food waste in Separation of Solid and Liquid case (1); The same method of above-described embodiment 1 is adopted to carry out the process of rear operation;
Statistically, the changing food waste of certain dining room, middle school generation every day is about 110kg, and the solid changing food waste of recovery is 45kg, accounts for 41%, and " waste oil " of recovery is 11kg, accounts for 10%, and being separated the waste water of discharging is 54kg, accounts for 49%.
Claims (6)
1. the special vehicle of Mobile kitchen garbage oil separation, is characterized in that: this special vehicle primarily of the oily water separating equipment of changing food waste, and is assembled with the transport vehicle composition of the said equipment; The oily water separating equipment of described changing food waste is configured in transport vehicle container (32), is fixed into as a whole.
2. the special vehicle of Mobile kitchen garbage oil separation according to claim 1, it is characterized in that: the oily water separating equipment of described changing food waste, mainly comprises: feed pump (33), Separation of Solid and Liquid case (1), water separation tank (2), " waste oil " buffer memory case (3), vacuum pump (4) and power supply (26); The oily water separating equipment of described changing food waste, by following structural allocation:
By the discharge nozzle of the feed pump (33) of conveying changing food waste swill through inlet point (13) UNICOM of material inlet valve (14) with Separation of Solid and Liquid case (1); The lower liquid outlet of described Separation of Solid and Liquid case (1) is communicated with the inlet point (24) of the separator box (2) of " waste oil " and waste water through valve (18), the top vent of described water separation tank (2) is through the admission port UNICOM of one-way cock (5) with vacuum pump (4); " waste oil " outlet pipe of the upper side configuration of described water separation tank (2) is through the inlet point UNICOM of valve (22) with " waste oil " buffer memory case (3); Described power supply (26) is configured in the correct position in transport vehicle (25).
3. the special vehicle of Mobile kitchen garbage oil separation according to claim 1, it is characterized in that: described transport vehicle (25), belong to the commercially available standard form load carrying vehicle of band loading space (32), or by the load carrying vehicle of vehicle startup machine driving generator (32) generating or the modified type that drives electrical generator (32) to generate electricity by the external power takeoff of change speed gear box, or the transport vehicle having external source to charge to Vehicular accumulator cell (32); Described vehicle can be vehicle, fuel oil or the gas type vehicle that aerodynamic force drives;
Described power supply (32), it can be external power supply, or the diesel oil of configuration or gasoline engine generator, or vehicle (25) engine-driven electrical generator, or the electrical generator driven by the power takeoff that the change speed gear box of vehicle (25) is external; Power supply (32) is configured in the correct position in transport vehicle (25).
4. the special vehicle of Mobile kitchen garbage oil separation according to claim 1, it is characterized in that: described Separation of Solid and Liquid case (1), belong to cuboid, square or columnar housing, the top configuration inlet point (13) of swill and the inlet point (12) of solid changing food waste in described housing, configures lid (11) above the inlet point (12) of described solid changing food waste; Bottom, bottom in described housing is configured with filter plate (17) with holes, described filter plate (17) top configuration puddle mixer (10) with holes, described filter plate (17) below with holes is the buffer memory case (9) of meal kitchen liquid, the deslagging quick operating valve (15) of the bottom configuration solid impurities of described housing side, the bottom configuration slag-drip opening of described housing side covers plate (16), top configuration vacuum indicator (8) of described housing.
5. the special vehicle of Mobile kitchen garbage oil separation according to claim 1, it is characterized in that: described water separation tank (2), belong to cuboid, square or columnar housing, bottom configuration aerator (7) in described housing, the air inlet pipe of described aerator (7) and the freeing pipe UNICOM of air admission valve door (23); Visor (20) is configured, bottom configuration water discharging valve (19) of described housing side, top configuration vacuum indicator (8) of described housing in the middle part of the side of described housing; Side surface upper part configuration swill inlet point (24) of described housing, side configuration " waste oil " the oil extraction valve (22) that overflows of described swill inlet point (24) bottom.
6. the special vehicle of Mobile kitchen garbage oil separation according to claim 1, it is characterized in that: described " waste oil " buffer memory case (3), belong to square, cuboid or columnar housing, the side configuration visor of described housing or fluid level transmitter (20), monitor the liquid level in housing; Side bottom configuration oil extraction valve (21) of described housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310294564.6A CN104290640B (en) | 2013-07-15 | 2013-07-15 | The special-purpose vehicle of Mobile kitchen garbage water-oil separating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310294564.6A CN104290640B (en) | 2013-07-15 | 2013-07-15 | The special-purpose vehicle of Mobile kitchen garbage water-oil separating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104290640A true CN104290640A (en) | 2015-01-21 |
| CN104290640B CN104290640B (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310294564.6A Active CN104290640B (en) | 2013-07-15 | 2013-07-15 | The special-purpose vehicle of Mobile kitchen garbage water-oil separating |
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| Country | Link |
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| CN (1) | CN104290640B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105727610A (en) * | 2016-03-21 | 2016-07-06 | 湖南文理学院 | Garbage truck facilitating sewage drain and convenient to clean |
| CN105964656A (en) * | 2016-05-24 | 2016-09-28 | 徐州工程学院 | Kitchen waste compression and oil-water separation device and working method thereof |
| CN108974726A (en) * | 2017-06-02 | 2018-12-11 | 张鹏镇 | A kind of kitchen garbage receipts fortune vehicle |
| CN113353510A (en) * | 2021-06-21 | 2021-09-07 | 四川蜀凤梧环保科技有限公司 | Kitchen waste collecting and transporting vehicle structure and method based on electric vehicle chassis |
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| CN203021395U (en) * | 2012-12-28 | 2013-06-26 | 周鼎力 | Mobile food waste solid-oil-water three-phase separation and wastewater purification treatment device |
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| JP2007301498A (en) * | 2006-05-12 | 2007-11-22 | Gunma Kankyo Eisei Kanri Center:Kk | Vehicle for treating waste in grease trap |
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| CN105727610A (en) * | 2016-03-21 | 2016-07-06 | 湖南文理学院 | Garbage truck facilitating sewage drain and convenient to clean |
| CN105964656A (en) * | 2016-05-24 | 2016-09-28 | 徐州工程学院 | Kitchen waste compression and oil-water separation device and working method thereof |
| CN108974726A (en) * | 2017-06-02 | 2018-12-11 | 张鹏镇 | A kind of kitchen garbage receipts fortune vehicle |
| CN113353510A (en) * | 2021-06-21 | 2021-09-07 | 四川蜀凤梧环保科技有限公司 | Kitchen waste collecting and transporting vehicle structure and method based on electric vehicle chassis |
| CN113353510B (en) * | 2021-06-21 | 2022-06-10 | 四川蜀凤梧环保科技有限公司 | Kitchen waste collecting and transporting vehicle structure and method based on electric vehicle chassis |
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| Publication number | Publication date |
|---|---|
| CN104290640B (en) | 2019-01-11 |
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