CN210503242U - Pure electric food cart - Google Patents
Pure electric food cart Download PDFInfo
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- CN210503242U CN210503242U CN201921158687.6U CN201921158687U CN210503242U CN 210503242 U CN210503242 U CN 210503242U CN 201921158687 U CN201921158687 U CN 201921158687U CN 210503242 U CN210503242 U CN 210503242U
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- 238000005057 refrigeration Methods 0.000 claims abstract description 15
- 238000012544 monitoring process Methods 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000003993 interaction Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
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Abstract
The utility model relates to a pure electric food car, which comprises a power system, an upper assembly system and a charging and replacing system; the loading system comprises a loading part, a lifter, a supporting leg, a loading refrigeration system, a loading oil pump motor assembly and a loading controller; the upper assembly part comprises a refrigeration compartment body; the chassis is connected with the upper assembly part through a lifter; the upper oil pump motor assembly controls a hydraulic cylinder of the lifter; the upper refrigeration system comprises an air conditioner, wherein the air conditioner is provided with two power supply interfaces, namely a vehicle-mounted power supply interface and an external power supply interface.
Description
Technical Field
The invention belongs to the field of electric automobiles, and particularly relates to a pure electric food cart.
Background
The food car is an aviation food car for short, and is applied to an airport to realize airplane food supply, and the food car and the aviation food car express the same concept.
The traditional internal combustion engine food car cannot respond to the national call on the development of green traffic industry and cannot promote the development of green intelligent airport equipment.
Disclosure of Invention
In order to realize further energy conservation and emission reduction of an airport, the pure electric food cart is designed, and an energy-saving, emission-reducing and efficient operation mode is realized.
The upper-loading refrigeration system has two power supply modes, namely, the power supply mode is used for supplying power to the vehicle-mounted power supply and the external power supply. When the whole vehicle is in a charging state, the whole vehicle is powered off under high voltage, and the air-conditioning compressor directly supplies power by virtue of an external power supply to continuously keep the temperature of the refrigerating compartment body constant; when the vehicle is charged or in a running state, the vehicle-mounted power supply is powered, so that the temperature of the refrigerating compartment body is ensured.
According to the invention, the whole vehicle adopts three paths of CAN channels to form a key communication network of the electric aviation food vehicle, and different transmission rates are matched, so that the condition that the upper control system acquires the running state information of the whole vehicle is more efficient, and the information interaction between gateways is more rapid.
The invention provides an internet of things monitoring platform which consists of an airport full-supervision platform, a vehicle operation enterprise platform and a vehicle production enterprise platform. The three-level platforms complement and coordinate with each other to form a dynamic data interaction system of the airport food car.
A pure electric food car comprises a whole car control system, a power supply system, a battery management system, an upper mounting system, a charging and replacing system and a monitoring system;
the loading system comprises a loading part, a lifter, a supporting leg, a loading refrigeration system, a loading oil pump motor assembly and a loading controller;
the upper assembly part comprises a refrigeration compartment body;
the chassis is connected with the upper assembly part through a lifter; the upper oil pump motor assembly controls a hydraulic cylinder of the lifter;
the upper refrigeration system comprises an air conditioner, and the air conditioner has two power supply modes, namely a vehicle-mounted power supply and an external power supply.
Preferably, the CAN network comprises a power CAN network, a comprehensive information CAN network and a power battery CAN network; the power CAN network is connected with the motor controller, the anti-lock braking system, the automatic locking antiskid differential and the communication interface and is used for realizing driving control.
Preferably, the comprehensive information CAN network is used for communicating with a lifter, a refrigerating system, an on-vehicle instrument, an air conditioner, a battery management system and a remote terminal;
preferably, the power battery CAN network is used for enabling communication between the battery management system and an off-board external charging device.
Preferably, the system also comprises an internet of things monitoring platform which consists of an airport full-supervision platform, a vehicle operation enterprise platform and a vehicle production enterprise platform;
the airport safety supervision platform is responsible for overall supervision, summarizes all data, analyzes the data, and generally conducts command scheduling to ensure normal operation of the airplane;
the vehicle operation enterprise platform is responsible for receiving vehicle operation data and monitoring the vehicle operation state in real time;
the vehicle production enterprise platform is responsible for receiving various operation data reported by the vehicle and mastering the motion state of the vehicle; the three-level platforms complement and coordinate with each other to form a dynamic data interaction system of the airport food car.
Preferably, the system also comprises a whole vehicle monitoring system, which comprises a vehicle-mounted terminal and a video monitoring alarm device.
Preferably, the power supply system comprises a power battery pack, a quick release handle and a quick-change electric sucker; the quick-change type quick-change electric suction cup is in a quick-change mode when the quick-release handle is removed and the quick-change type quick-change electric suction cup is replaced.
Preferably, the air pump system further comprises an all-in-one integrated control device, wherein the all-in-one integrated control device integrates an oil pump auxiliary motor controller, an air pump auxiliary motor controller, an upper air conditioner controller, an upper oil pump controller, a PTC controller and a DC-DC module; the device also comprises interfaces which are respectively used for being connected with the driving motor, the power battery and the storage battery.
Preferably, the emergency stop device is further included, and after the emergency stop switch is pressed down, the whole vehicle breaks a high-voltage electric driving loop to force the vehicle to stop emergently.
Drawings
FIG. 1 is a schematic view of the overall structure of a pure electric food cart according to the present invention;
FIG. 2 is a schematic diagram of the overall system framework of the pure electric food cart of the present invention;
FIG. 3 is a schematic diagram of an all-in-one integrated controller according to the present invention;
FIG. 4 is a structural view of a hoist according to the present invention;
FIG. 5 is a CAN network topology diagram of the present invention;
FIG. 6 is a block diagram of the Internet of things monitoring platform of the present invention;
Detailed Description
The switches and buttons of the present invention are not limited to conventional mechanical switches and buttons, but also include operation keys in a display screen.
Fig. 1-2 are schematic diagrams of the overall structure and framework of the pure electric food car, which comprises a whole car control system, a power system, a high-voltage system, a chassis system 1, an electric control system, a loading system, a battery charging and replacing system and a monitoring system;
the power system comprises a motor driver, a motor and a motor control system; the motor adopts a permanent magnet synchronous motor and adopts a transmission mode directly driven by the motor, so that the motor directly transmits power to the rear axle to drive the vehicle to run, the existence of an intermediate speed changer is reduced, the transmission efficiency is improved, and the space structure of the whole vehicle is increased.
The power supply system comprises a power battery pack, a quick release handle and a quick change electric sucker; the quick-change vehicle charging and replacing integrated system has the advantages that the quick-change vehicle charging and replacing mode is achieved when the quick-release handle is used, the quick-change mode is switched when the quick-release handle is removed and the quick-change electric sucker is replaced, and the vehicle operating efficiency is improved.
The high-pressure system is controlled by adopting an all-in-one integrated control device; FIG. 3 shows a schematic of the all-in-one integrated controller architecture; the all-in-one integrated control device is responsible for power conversion of a high-voltage system of the whole vehicle, driving of a motor controller, DC-AC steering oil pumps, power conversion of DC-DC and DC-AC air pumps, air conditioning, DC-AC upper oil pump, PTC defrosting, high-voltage power distribution of an upper air conditioner and connection of a power battery and a storage battery.
The chassis system 1 includes: the system comprises a braking system, a steering system, a cooling system and a cab air conditioning system;
the loading system comprises a loading part 2, a lifter 3, a supporting leg 4, a loading refrigeration system, a loading oil pump motor assembly and a loading controller; the upper assembly part comprises a refrigeration compartment body; the chassis is connected with the upper assembly part through a lifter; the upper-loading refrigeration system controls the temperature of the refrigeration compartment body; and the upper oil pump motor assembly controls a hydraulic cylinder 5 of the lifter. Fig. 4 is a structural diagram of a lifting device.
The charging and replacing system comprises a charging system and a replacing system. The charging and battery-replacing system comprises a quick charging mode and a quick-change mode.
The upper refrigeration system comprises an air conditioner, and an air conditioner compressor of the air conditioner can accept two power supply modes, namely power supply for a vehicle-mounted power supply and power supply for an external power supply. When the whole vehicle is in a charging state, the whole vehicle control system transmits a high-voltage power-off instruction to the battery management system and the loading and refrigerating system, the high-voltage loop host machine electrical appliance is disconnected at the moment, the whole vehicle is powered off at high voltage, and the air-conditioning compressor is powered by an external power supply to continuously keep the temperature of the refrigerating compartment body constant; when the vehicle is charged or in a running state, the vehicle control unit transmits a power-on command to the battery management system, at the moment, the battery management system can use one part of high-voltage electricity as the vehicle drive, and the other part of high-voltage electricity is used for the air-conditioning compressor to work, so that the constant temperature of the refrigerating compartment body is continuously kept. The external power source includes, but is not limited to, an airport power source or a household power source.
In order to prevent the food car from generating dangerous accidents during running, the emergency stop device is also arranged, and after the emergency stop switch is pressed down, the whole car breaks off the high-voltage driving loop to force the car to stop emergently.
As shown in fig. 5, the CAN network of the present invention includes a power CAN network, a general information CAN network, and a power battery CAN network; the power CAN network is connected with the motor controller, the anti-lock braking system, the automatic locking antiskid differential and the communication interface and is used for realizing driving control.
The whole vehicle adopts three CAN channels to form a key communication network of the electric aviation food vehicle, and the key communication network is respectively used for bearing the communication of a power system, vehicle body information and a charging system; the vehicle controller mainly manages communication data of the whole vehicle, coordinates among different systems, ensures safe and reliable operation of the whole vehicle, improves driving comfort of the whole vehicle, and can realize functions of torque analysis, fault diagnosis and high-voltage energy management.
As shown in fig. 6, the internet of things monitoring platform of the monitoring system is composed of a three-level platform, i.e., an airport full supervision platform, a vehicle operation enterprise platform and a vehicle production enterprise platform. The airport safety supervision platform is responsible for overall supervision, summarizes all data, analyzes the data, and generally conducts command scheduling to ensure normal operation of the airplane. The vehicle operation enterprise platform is responsible for receiving vehicle operation data and monitoring the vehicle operation state in real time. The vehicle production enterprise platform is responsible for receiving various operation data reported by the vehicle and mastering the motion state of the vehicle. The three-level platforms complement and coordinate with each other to form a dynamic data interaction system of the airport food car.
The monitoring system comprises a vehicle-mounted terminal and a video monitoring alarm device. Real-time monitoring is realized to ensure the integrity and the operation safety of food in the food cart.
Claims (8)
1. The utility model provides a pure electric boat car which characterized in that: the charging system comprises a power system, a power supply system, an upper mounting system and a charging and battery-replacing system;
the loading system comprises a loading part, a lifter, a supporting leg, a loading refrigeration system, a loading oil pump motor assembly and a loading controller;
the upper assembly part comprises a refrigeration compartment body;
the chassis is connected with the upper assembly part through a lifter; the upper oil pump motor assembly controls a hydraulic cylinder of the lifter;
the upper refrigeration system comprises an air conditioner, wherein the air conditioner is provided with two power supply interfaces, namely a vehicle-mounted power supply interface and an external power supply interface.
2. The pure electric food cart of claim 1, wherein: the CAN network comprises a power CAN network, a comprehensive information CAN network and a power battery CAN network; the power CAN network is connected with the motor controller, the anti-lock braking system, the automatic locking antiskid differential and the communication interface and is used for realizing driving control.
3. The pure electric food cart of claim 2, wherein: the comprehensive information CAN network is used for communicating with a lifter, a refrigerating system, an on-vehicle instrument, an air conditioner, a battery management system and a remote terminal.
4. The pure electric food cart of claim 2, wherein: the power battery CAN network is used for realizing communication between the battery management system and an off-board external charging device.
5. The pure electric food cart of claim 1, wherein: the system also comprises a whole vehicle monitoring system, which comprises a vehicle-mounted terminal and a video monitoring alarm device.
6. A pure electric food cart according to any one of claims 1 to 5, characterized in that: the power supply system comprises a power battery pack, a quick release handle and a quick change electric sucker; the quick-change type quick-change electric suction cup is in a quick-change mode when the quick-release handle is removed and the quick-change type quick-change electric suction cup is replaced.
7. A pure electric food cart according to any one of claims 1 to 5, characterized in that: the integrated control device integrates an oil pump auxiliary motor controller, an air pump auxiliary motor controller, an upper air conditioner controller, an upper oil pump controller, a PTC (positive temperature coefficient) controller and a DC-DC (direct current-direct current) module; the device also comprises interfaces which are respectively used for being connected with the driving motor, the power battery and the storage battery.
8. A pure electric food cart according to any one of claims 1 to 5, characterized in that: the emergency stop device is also included, and after the emergency stop switch is pressed down, the whole vehicle can break off the high-voltage electric driving loop to force the vehicle to stop emergently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921158687.6U CN210503242U (en) | 2019-07-23 | 2019-07-23 | Pure electric food cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921158687.6U CN210503242U (en) | 2019-07-23 | 2019-07-23 | Pure electric food cart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210503242U true CN210503242U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921158687.6U Active CN210503242U (en) | 2019-07-23 | 2019-07-23 | Pure electric food cart |
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| CN (1) | CN210503242U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112937409A (en) * | 2021-03-30 | 2021-06-11 | 三一汽车制造有限公司 | Construction vehicle |
| CN113183897A (en) * | 2021-04-13 | 2021-07-30 | 广西玉柴新能源汽车有限公司 | Power supply circuit of refrigerating unit system |
-
2019
- 2019-07-23 CN CN201921158687.6U patent/CN210503242U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112937409A (en) * | 2021-03-30 | 2021-06-11 | 三一汽车制造有限公司 | Construction vehicle |
| CN113183897A (en) * | 2021-04-13 | 2021-07-30 | 广西玉柴新能源汽车有限公司 | Power supply circuit of refrigerating unit system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 224700 No.2 Hangkong Road, high tech Industrial Zone, Jianhu County, Yancheng City, Jiangsu Province Patentee after: Jiangsu Tianyi Aviation Industry Co.,Ltd. Address before: 224700 No.2 Hangkong Road, high tech Industrial Zone, Jianhu County, Yancheng City, Jiangsu Province Patentee before: JIANGSU TIANYI AIRPORT SPECIAL EQUIPMENT Co.,Ltd. |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Tianyi Airport Equipment Maintenance Service Co.,Ltd. Assignor: Jiangsu Tianyi Aviation Industry Co.,Ltd. Contract record no.: X2023980044219 Denomination of utility model: A pure electric food carrier Granted publication date: 20200512 License type: Common License Record date: 20231024 |