CN108891947B - Cold chain logistics automobile-to-automobile transfer docking system and method - Google Patents
Cold chain logistics automobile-to-automobile transfer docking system and method Download PDFInfo
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- CN108891947B CN108891947B CN201810820965.3A CN201810820965A CN108891947B CN 108891947 B CN108891947 B CN 108891947B CN 201810820965 A CN201810820965 A CN 201810820965A CN 108891947 B CN108891947 B CN 108891947B
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- 238000003032 molecular docking Methods 0.000 title claims abstract 30
- 238000000034 method Methods 0.000 title claims abstract 5
- 210000001503 joint Anatomy 0.000 claims abstract 31
- 238000001816 cooling Methods 0.000 claims abstract 26
- 238000007789 sealing Methods 0.000 claims abstract 13
- 230000000694 effects Effects 0.000 claims abstract 2
- 238000004321 preservation Methods 0.000 claims abstract 2
- 238000005192 partition Methods 0.000 claims 4
- 229910000831 Steel Inorganic materials 0.000 claims 2
- 239000003086 colorant Substances 0.000 claims 2
- 239000010959 steel Substances 0.000 claims 2
- 230000000007 visual effect Effects 0.000 claims 2
- 239000010687 lubricating oil Substances 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
Classifications
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- 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
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/20—Auxiliary treatments, e.g. aerating, heating, humidifying, deaerating, cooling, de-watering or drying, during loading or unloading; Loading or unloading in a fluid medium other than air
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- 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
- B65G63/00—Transferring or trans-shipping at storage areas, railway yards or harbours or in opening mining cuts; Marshalling yard installations
- B65G63/02—Transferring or trans-shipping at storage areas, railway yards or harbours or in opening mining cuts; Marshalling yard installations with essentially horizontal transit otherwise than by bridge
- B65G63/022—Transferring or trans-shipping at storage areas, railway yards or harbours or in opening mining cuts; Marshalling yard installations with essentially horizontal transit otherwise than by bridge for articles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a transfer docking system and a transfer docking method for a cold chain logistics automobile to an automobile, wherein the transfer docking system comprises a first docking box, a pre-cooling box and a second docking box; the first butt joint box and the second butt joint box are respectively arranged on two opposite sides of the pre-cooling box and are connected with the side wall of the pre-cooling box through connecting rings; the first butt joint box and the second butt joint box are internally provided with sealing air bags, the top of the pre-cooling box is provided with an air compressor connected with the sealing air bags through an air pipe, and the air compressor is used for inflating the sealing air bags to wrap the automobile compartment after the butt joint is finished so as to achieve a good sealing and heat preservation effect; the top of the pre-cooling box is provided with a refrigerator communicated with the interior of the pre-cooling box through a refrigerating air pipe, the refrigerator is used for providing cool air for the pre-cooling box and the cargo car, and the temperature value in the box body is detected in real time through a temperature sensor arranged on the inner side of the pre-cooling box; the invention can reduce the fluctuation of the refrigerating temperature in the cargo transferring process, so that the cargoes can be better preserved; the link of warehouse transfer is omitted, the process flow is simplified, and the cost is saved.
Description
Technical Field
The invention belongs to the technical field of cold chain logistics, and particularly relates to a transfer docking system and method for cold chain logistics automobiles.
Background
The cold chain logistics is a system engineering for ensuring the quality of food and reducing the loss of food by keeping the refrigerated and frozen food in a specified low-temperature environment all the time from production, storage, transportation and sales to consumption. The method is established along with the progress of scientific technology and the development of refrigeration technology, and is a low-temperature logistics process based on refrigeration technology and taking refrigeration technology as a means. The cold chain transportation not only can meet the demands of people on fresh foods, but also can enable the losses and the waste of the foods to be reduced as much as possible during the transportation.
Along with the development of cold chain logistics, the requirements of people on the fresh-keeping quality of goods are higher and higher, so that heat preservation needs to be carried out in each link in cold chain transportation, the stability of the refrigerating temperature of the goods is maintained, and the damage of temperature fluctuation to the quality of the goods is reduced. At present, two modes are generally adopted when the automobiles transfer goods, namely, the goods are transferred under outdoor environment conditions in the open air, and the goods are transferred through a warehouse; the two ways have the following disadvantages respectively:
1. open air transportation is a breaking point in cold chain transportation, during which the refrigeration temperature of the goods can be adversely affected by the external environment, thereby affecting the good quality of the refrigerated goods;
2. the warehouse is transported and can maintain the cold-stored environment of goods in transportation process, but need to transport the goods to the warehouse from the shipment car earlier, transport to the shipment car from the warehouse again in, and process flow is complicated and has increased the human cost.
Disclosure of Invention
Aiming at least one defect or improvement demand of the prior art, the invention provides a transfer docking system and a transfer docking method for cold-chain logistics automobiles to automobiles, and aims to solve the problems that heat preservation cannot be carried out in the process of transferring refrigerated goods among automobiles and the transfer process flow is complex.
In order to achieve the above object, according to one aspect of the present invention, there is provided a transfer docking system for a cold chain logistics car to a car, comprising a first docking box, a pre-cooling box and a second docking box;
the first butt joint box and the second butt joint box are respectively arranged on two opposite sides of the pre-cooling box and are connected with the side wall of the pre-cooling box through connecting rings; the size of the first docking box is matched with the size of a carriage of the cargo car, and the size of the second docking box is matched with the size of the carriage of the cargo car;
sealing air bags with annular structures are arranged in the first butt joint box and the second butt joint box, and the sealing air bags are inflated to wrap the automobile carriage after the butt joint is completed so as to achieve good sealing and heat preservation effects;
a refrigerating air port is formed in the pre-cooling box and used for conveying cold air to the pre-cooling box and the loading automobile; the temperature value inside the box body is detected in real time through the temperature sensor arranged on the inner side of the precooling box, and the cargo transferring is started when the temperature value is consistent with the temperature inside the carriage of the cargo discharging automobile.
Preferably, in the transfer docking system, elastic sealing rings are arranged on the connecting end surfaces of the first docking box, the second docking box and the connecting ring; the end face of the elastic sealing ring is uniformly provided with a plurality of pressure sensors which are used for monitoring the butt joint pressure value between the truck and the elastic sealing ring in real time, and the butt joint pressure value indicates that the butt joint is completed when reaching a preset value.
Preferably, in the transfer docking system, pressure warning lamp sets are arranged on the sides of the docking surfaces of the first docking box, the second docking box and the outgoing/incoming truck, and are used for being lightened when the docking pressure value reaches a preset value so as to remind a truck driver of achieving good tightness in docking.
Preferably, in the transfer docking system, a plurality of spring dampers are installed in gaps between the first docking box, the second docking box and the box body of the pre-cooling box, and the spring dampers are used for absorbing impact force generated in the docking and separation processes of the cargo receiving car and the cargo discharging car.
Preferably, in the transfer docking system, a slidable guiding device is mounted at the bottom of a carriage body at one side of the first docking box and the second docking box connected with the pre-cooling box, the guiding device comprises an L-shaped guide plate and a U-shaped guide groove, and the L-shaped guide plate is inserted into the U-shaped guide groove and realizes sliding guiding by means of lubricating oil coated in the U-shaped guide groove.
Preferably, in the transfer docking system, a first partition door and a second partition door are respectively arranged on two sides, close to the first docking box and the second docking box, in the pre-cooling box.
Preferably, the transfer docking system further comprises a system controller, wherein the system controller is in communication connection with the air compressor, the refrigerator, the temperature sensor, the pressure warning lamp set, the first partition door and the second partition door;
the system controller is used for collecting the butt-joint pressure value detected by the pressure sensor, controlling the pressure warning lamp group to be lightened after the butt-joint pressure value reaches a preset value, starting the air compressor to inflate the sealed air bag, maintaining the pressure value constant after the pressure value of the air compressor reaches a set value, and opening the second partition door;
the system controller is also used for starting the refrigerator to cool the pre-cooling box and the cargo car after the second partition door is opened, opening the first partition door when the temperature value fed back by the temperature sensor in the pre-cooling box is the same as the temperature value of the cargo car, and controlling the refrigerator to work in a heat preservation mode.
Preferably, the above transfer docking system has an audible and visual alarm device mounted on the top of the first docking box and the top of the second docking box, and the audible and visual alarm device includes a light component and a sound component, and is used for emitting light and warning sound during the docking process.
Preferably, the above-mentioned transportation interfacing system, its go-between includes heat preservation rubber and steel sheet, and heat preservation rubber is the wave, and the steel sheet is closed annular and imbeds in wave heat preservation rubber to increase the bearing capacity of go-between.
Preferably, the transfer docking system further comprises a running wheel arranged at the bottoms of the pre-cooling box, the first docking box and the second docking box, and the relative position adjustment of the pre-cooling box, the first docking box and the second docking box and the integral movement of the transfer docking system are realized through the running wheel.
Preferably, the pressure warning lamp group of the transfer docking system comprises a plurality of lamp caps capable of displaying different colors, and the lamp caps with different colors correspond to different docking pressure values.
According to one aspect of the present invention, there is provided a transfer docking method based on the transfer docking system described above, comprising the steps of:
s1: the tail part of the carriage of the shipment car enters the first butt joint box, and the braking is stopped;
s2: the tail part of the carriage of the truck enters a second butt joint box and is slowly poured into the second butt joint box; the pressure sensor on the elastic sealing ring detects the butt-joint pressure value in real time and feeds back the butt-joint pressure value to the system controller, and the system controller controls the lamp caps with corresponding colors in the pressure warning lamp group to be lightened according to the butt-joint pressure value;
s3: the two car drivers observe the colors of the lamp caps of the lighting lamps in the pressure warning lamp groups of the respective docking boxes, and when the lamp caps of the two docking boxes corresponding to the specified pressure values are all lighted, the brake of the cargo car is stopped;
s4: opening the air compressor to charge the sealing air bags of the first butt joint box and the second butt joint box, maintaining the pressure value constant after the pressure gauge value of the air compressor reaches a set value, and opening the second partition door;
s5: opening a door of the cargo vehicle, starting a refrigerator, enabling the temperature in the pre-cooling box and the compartment of the cargo vehicle to be consistent with the temperature of the compartment of the cargo vehicle, and then preserving heat and refrigerating;
s6: and opening the first heat-preserving isolation door, opening the door of the cargo truck, and starting cargo transportation.
In general, the above technical solutions conceived by the present invention, compared with the prior art, enable the following beneficial effects to be obtained:
(1) According to the transfer docking system and method for the cold-chain logistics automobiles, a sealed heat-preserving channel is established between a delivery automobile and a delivery automobile through the first docking box, the pre-cooling box, the second docking box and the connecting ring, and an automobile carriage is wrapped by inflating a sealed air bag so as to achieve a good sealed heat-preserving effect; providing cold air for the pre-cooling box and the cargo vehicle through a refrigerator, and starting cargo transportation after the temperatures in the pre-cooling box and the cargo vehicle are the same as the temperature in the carriage of the cargo vehicle; the mechanism can reduce the fluctuation of the refrigerating temperature in the cargo transferring process, avoid the adverse effect of the temperature fluctuation on the quality of the cargo, and ensure that the cargo is better preserved; the direct butt joint of the automobiles is used for transferring goods, a link of warehouse transfer is omitted, the process flow is simplified, the energy is saved, and meanwhile, the requirements of small-batch goods distribution and various goods distribution in multiple areas are met.
(2) According to the transfer docking system and method for the cold-chain logistics automobile to the automobile, provided by the invention, the impact force of the outgoing/incoming automobile to the system in the docking and separating process is reduced through the elastic sealing ring, and meanwhile, the docking position of the tail part of the carriage of the outgoing/incoming automobile and the docking box is sealed, so that the sealing and heat-preserving effects are further improved; the pressure sensor arranged on the elastic sealing ring and the pressure warning lamp group arranged on the side edge of the docking box monitor the docking process in real time, so that an automobile driver can more intuitively know the docking state, and the damage to system components caused by insufficient docking tightness or excessive docking is avoided; the waveform connecting ring, the spring damper and the guiding device ensure the sealing type, the reliable type and the butting accuracy in the relative movement process of the butting box and the precooling box, absorb the impact of the automobile during the butting and the separation, and reduce the damage to the system components.
Drawings
FIG. 1 is a front view of a cold chain logistics car-to-car transfer docking system provided in an embodiment of the present invention;
FIG. 2 is a top view of a cold chain logistics car-to-car transfer docking system provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a docking port of a docking box and an automobile according to an embodiment of the present invention;
FIG. 4 is a schematic view of a guiding device according to an embodiment of the present invention;
like reference numerals denote like technical features throughout the drawings, in particular: 1-a cargo car, 2-a cargo car, 3-a first docking box, 4-a pre-cooling box, 5-a second docking box, 6-a connecting ring, 7-a sealing air bag, 8-an air compressor, 9-an air pipe, 10-a first isolation door, 11-a second isolation door, 12-a refrigerator, 13-a spring damper, 14-an elastic sealing ring, 15-a pressure sensor, 16-a pressure warning lamp set, 17-a guiding device, 171-L-shaped guide plates, 172-U-shaped guide grooves, 18-an audible and visual alarm device and 19-running wheels; 20-refrigerating air pipes.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
The transfer docking system for the cold chain logistics automobiles is applicable to heat preservation docking between automobiles; FIG. 1 is a front view of a cold chain logistics car-to-car transfer docking system provided in an embodiment of the present invention; FIG. 2 is a top view of a cold chain logistics car-to-car transfer docking system provided in an embodiment of the present invention; as shown in fig. 1 and 2, the transfer docking system comprises a first docking box 3, a pre-cooling box 4 and a second docking box 5; the first docking box 3 and the second docking box 5 (hereinafter collectively referred to as docking boxes) are respectively arranged at two opposite sides of the pre-cooling box 4 and are connected with the side wall of the pre-cooling box 4 through a connecting ring 6; the first docking box 3 is used for docking with the cargo car 1, the second docking box 5 is used for docking with the cargo car 2, and when docking, the tail part of the cargo car 1 enters the first docking box 3, and the tail part of the cargo car 2 enters the second docking box 5; the first docking box 3, the pre-cooling box 4, the second docking box 5 and the connecting ring 6 form a sealed transfer channel between the delivery car 1 and the incoming car 2. The dimensions of the first docking box 3 and the second docking box 5 are not particularly limited, and the dimensions of the first docking box 3 are matched with the dimensions of the compartment of the shipment car 1, and the dimensions of the second docking box 5 are matched with the dimensions of the compartment of the shipment car 2, so that the transfer docking of refrigerated trucks of the same or different sizes is realized.
The connecting ring 6 comprises an inner layer and an outer layer, the outer layer connecting ring 6 is connected with the outer edges of the butt joint box and the pre-cooling box 4, and the inner layer connecting ring 6 is connected with the channel edges of the butt joint box and the pre-cooling box 4; the heights of the inner connecting ring 6, the bottom of the pre-cooling box 4 and the bottom of the delivery/inlet truck carriage are kept consistent so as to facilitate cargo transportation, improve transportation efficiency and shorten transportation time.
The bottom of the carriage bodies of the first butt joint box 3, the pre-cooling box 4 and the second butt joint box 5 is preferably provided with a transmission device, and refrigerated and frozen goods are transported between the delivery car 1 and the delivery car 2 through the transmission device, so that the transportation efficiency is improved and the manpower is saved; the type of the transfer device is not particularly limited, and a conveyor belt, a conveyor roller, or the like is preferably used.
The connecting ring 6 in a preferred embodiment comprises heat-insulating rubber and a high-strength steel sheet, wherein the shape of the heat-insulating rubber is preferably wavy, and the wavy heat-insulating rubber has certain expansion and contraction properties and plays a role in buffering when the incoming car 2 is in butt joint with or separated from the outgoing car 1; the shape of the high strength steel sheet is preferably a closed loop shape and embedded in a wave-shaped insulating rubber to increase the load carrying capacity of the connecting ring 6.
The first butt joint box 3 and the second butt joint box 5 are internally provided with sealing air bags 7 with annular structures, and the sealing air bags 7 are inflated to wrap the automobile carriage so as to achieve good sealing and heat preservation effects; after the automobile is docked, the sealing air bag 7 begins to be inflated and expanded, and the space between the automobile and the docking box is filled up, so that better isolation from the external environment is realized, and heat exchange is reduced;
the top of the pre-cooling box 4 is provided with an air compressor 8, and the air compressor 8 is respectively connected with the sealed air bags 7 in the first butt joint box 3 and the second butt joint box 5 through an air pipe 9 and is used for inflating and exhausting the sealed air bags 7 so as to expand and contract the air bags;
a first partition door 10 and a second partition door 11 are respectively arranged on two sides, close to the first butt joint box 3 and the second butt joint box 5, of the pre-cooling box 4; a refrigerating air port is formed in the pre-cooling box 4, a refrigerator 12 for providing cool air for the pre-cooling box 4 is arranged at the top of the pre-cooling box 4, the refrigerator 12 is connected with the pre-cooling box 4 through a refrigerating air pipe 20, and the refrigerating air pipe 20 is inserted into the pre-cooling box 4 through the refrigerating air port; at least one temperature sensor is arranged on the inner side of the pre-cooling box 4 and used for detecting the temperature in the pre-cooling box 4 in real time; after the goods delivering/delivering automobile 2 is in butt joint with the butt joint box, the second partition door 11 is opened to enable the pre-cooling box 4 to be communicated with the goods delivering carriage; starting the refrigerator 12 to cool the pre-cooling box 4 and the cargo vehicle 2, and converting the working mode of the refrigerator 12 from refrigeration to heat preservation when the temperature in the pre-cooling box 4 is the same as the temperature in the carriage of the cargo vehicle 1; the first partition door 10 is opened to communicate the delivery car 1 with the incoming car 2, and the transfer of goods is started.
In a preferred embodiment, a plurality of spring dampers 13 are installed in the gaps between the pre-cooling tank 4 and the butt-joint tank, so as to absorb impact force generated by the butt-joint and separation process of the cargo car 2 and the cargo car 1, and reduce damage to various parts in the system.
Fig. 3 is a schematic structural diagram of a docking port of a docking box and an automobile according to an embodiment of the present invention; as shown in fig. 3, in a preferred embodiment, elastic sealing rings 14 are disposed on the connection end surfaces of the first docking box 3, the second docking box 5 and the connection ring 6, and the elastic sealing rings 14 are used for reducing the impact of the delivery/loading vehicle on the pre-cooling box 4 and the docking box in the docking and separation process, and sealing the docking position between the tail of the delivery/loading vehicle and the docking box, so as to further improve the sealing and heat insulation effects; preferably, the end face of the elastic sealing ring 14 is uniformly provided with a plurality of pressure sensors 15, which are used for monitoring the butt-joint pressure between the truck and the elastic sealing ring 14 in real time and feeding back the obtained butt-joint pressure value to the system controller; the number of the pressure sensors 15 is not particularly limited, and it is preferable that at least one pressure sensor 15 is provided on each side of the elastic seal ring 14; further, a pressure warning lamp set 16 is arranged at the side of the butt joint surface of the butt joint box and the outgoing/incoming truck, the pressure warning lamp set 16 comprises a plurality of lamp caps capable of displaying different colors, and the lamp caps with different colors correspond to different butt joint pressure values; in the docking process, when the outgoing/incoming vehicles and the elastic sealing ring 14 have different docking pressures, the lamp caps with different colors in the pressure warning lamp set 16 are lighted; when the preset butt joint pressure value is reached, the lamp cap with the corresponding color is lighted to indicate that the butt joint achieves good tightness, so as to remind an automobile driver of the completion of the butt joint.
In a preferred embodiment, a slidable guiding device 17 is arranged at the bottom of the carriage body at one side of the precooling tank 4 connected with the first docking tank 3 and the second docking tank 5, and is used for guiding the relative movement of the docking tank and the precooling tank 4 to prevent the docking tank and the precooling tank 4 from being misplaced; fig. 4 is a schematic view showing the structure of the guide 17 provided in the present embodiment, and as shown in fig. 4, the guide 17 includes an L-shaped guide plate 171 and a U-shaped guide groove 172, and the L-shaped guide plate 171 is inserted into the U-shaped guide groove 172 and is slidably guided by the lubricant oil coated in the U-shaped guide groove 172; an L-shaped guide plate 171 is preferably installed at the bottom of the docking box, and a U-shaped guide groove 172 is installed at the bottom of the pre-cooling box 4.
In a preferred embodiment, the top parts of the first docking box 3 and the second docking box 5 are respectively provided with an audible and visual alarm device 18, and the audible and visual alarm device 18 comprises a light component and a sound component and is used for emitting light and warning sounds in the docking process to prompt nearby staff to pay attention to avoid and avoid safety accidents.
In a preferred embodiment, the transfer docking system further comprises a system controller in communication with the air compressor 8, the refrigerator 12, the temperature sensor, the pressure sensor 15, the pressure warning light set 16 and the audible and visual alarm 18;
the system controller is used for collecting the butt-joint pressure value detected by the pressure sensor 15, and controlling the corresponding color warning lamps of the pressure warning lamp group 16 to be lightened after the butt-joint pressure value reaches a preset value so as to remind an automobile driver of the butt-joint completion; opening the air compressor 8 to inflate the sealed air bag 7 after the butt joint is completed, maintaining the pressure value constant after the pressure value of the air compressor 8 reaches a set value, and opening the second partition door 11; the system controller is further used for starting the refrigerator 12 to cool the pre-cooling box 4 and the cargo car 2 after the second partition door 11 is opened, opening the first partition door 10 when the temperature value fed back by the temperature sensor in the pre-cooling box 4 is the same as the temperature value of the cargo car 1, and controlling the refrigerator 12 to work in a heat preservation mode.
In a preferred embodiment, the transfer docking system further comprises running wheels 19 arranged at the bottoms of the pre-cooling box 4 and the docking box, and the positions of the pre-cooling box 4 and the docking box are adjusted through the running wheels 19, or the placement place of the transfer docking system is changed according to actual needs, so that the transfer docking system has better application flexibility and universality.
When the transfer docking system provided by the embodiment is used for transferring goods between the shipment automobile and the shipment automobile, the working steps are preferably as follows:
s1: the tail part of the carriage of the shipment car enters the first butt joint box, and the braking is stopped;
s2: the tail part of the carriage of the truck enters a second butt joint box and is slowly poured into the second butt joint box; the pressure sensor on the elastic sealing ring detects the butt-joint pressure value in real time and feeds back the butt-joint pressure value to the system controller, and the system controller controls the lamp caps with corresponding colors to be lightened according to the butt-joint pressure value;
s3: the two car drivers observe the colors of the lamp caps of the lighting lamps in the pressure warning lamp groups of the respective docking boxes, and when the lamp caps of the two docking boxes corresponding to the specified pressure values are all lighted, the brake of the cargo car is stopped;
s4: the system controller starts the air compressor to charge the sealing air bags of the first butt joint box and the second butt joint box, maintains the pressure value to charge after the pressure gauge value of the air compressor reaches a set value, and starts the second partition door;
s5: opening a door of the cargo truck, and starting a refrigerator by a system controller to ensure that the temperature in the pre-cooling box and the compartment of the cargo truck is consistent with the temperature of the compartment of the cargo truck, and then preserving heat and refrigerating;
s6: and opening the first heat-preserving isolation door, opening the door of the cargo truck, and starting cargo transportation.
Compared with the existing transfer mode, the transfer docking system and method for the cold chain logistics automobile to the automobile provided by the invention have the advantages that a sealed heat preservation channel is established between the shipment automobile and the loading automobile through the first docking box, the pre-cooling box, the second docking box and the connecting ring, and the automobile carriage is wrapped by inflating the sealed air bag so as to achieve a good sealed heat preservation effect; providing cold air for the pre-cooling box and the cargo vehicle through a refrigerator, and starting cargo transportation after the temperatures in the pre-cooling box and the cargo vehicle are the same as the temperature in the carriage of the cargo vehicle; the mechanism can reduce the fluctuation of the refrigerating temperature in the cargo transferring process, avoid the adverse effect of the temperature fluctuation on the quality of the cargo, and ensure that the cargo is better preserved; the direct butt joint of the automobiles is used for transferring goods, a link of warehouse transfer is omitted, the process flow is simplified, the energy is saved, and meanwhile, the requirements of small-batch goods distribution and various goods distribution in multiple areas are met.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (7)
1. The transfer docking system of the cold chain logistics automobile to the automobile is characterized by comprising a first docking box (3), a pre-cooling box (4) and a second docking box (5);
the first butt joint box (3) and the second butt joint box (5) are respectively arranged on two opposite sides of the pre-cooling box (4) and are connected with the side wall of the pre-cooling box (4) through a connecting ring (6); the size of the first butt joint box (3) is matched with the carriage size of the delivery car (1) and the size of the second butt joint box (5) is matched with the carriage size of the delivery car (2);
sealing air bags (7) with annular structures are arranged in the first butt joint box (3) and the second butt joint box (5), and the sealing air bags (7) are inflated to wrap the automobile compartment after the butt joint is completed so as to achieve good sealing and heat preservation effects;
a refrigerating air port is formed in the pre-cooling box (4) and used for conveying cold air to the pre-cooling box (4) and the loading automobile (2); detecting the temperature value in the box body in real time through a temperature sensor arranged at the inner side of the pre-cooling box (4), and starting cargo transportation when the temperature value is consistent with the temperature in the carriage of the cargo car (1);
the connecting ring (6) comprises an inner connecting ring and an outer connecting ring, the outer connecting ring is respectively connected with the outer edges of the first butt joint box (3) and the pre-cooling box (4) and the outer edges of the second butt joint box (5) and the pre-cooling box (4), and the inner connecting ring is respectively connected with the channel edges of the first butt joint box (3) and the pre-cooling box (4) and the channel edges of the second butt joint box (5) and the pre-cooling box (4); the heights of the inner connecting ring, the bottom of the pre-cooling box (4) and the bottom of the carriage of the delivery/loading truck are kept consistent;
elastic sealing rings (14) are arranged on the connecting end surfaces of the first butt joint box (3), the second butt joint box (5) and the connecting ring (6); the end faces of the elastic sealing rings (14) are uniformly provided with a plurality of pressure sensors (15) which are used for monitoring the butt joint pressure values among the delivery vehicle (1), the loading vehicle (2) and the elastic sealing rings (14) in real time;
the side edges of the first butt joint box (3), the second butt joint box (5) and the butt joint surface of the automobile are provided with a pressure warning lamp group (16) which is used for lighting when the butt joint pressure value reaches a preset value so as to remind an automobile driver of achieving good sealing performance in butt joint;
a plurality of spring dampers (13) are arranged in the gaps of the carriage bodies of the first butt joint box (3), the second butt joint box (5) and the pre-cooling box (4) and are used for absorbing impact force generated in the butt joint and separation process of the cargo vehicle (2) and the cargo vehicle (1).
2. The transfer docking system according to claim 1, wherein the first docking tank (3), the second docking tank (5) and the bottom of the pre-cooling tank (4) are provided with slidable guiding devices (17), the guiding devices (17) comprise an L-shaped guide plate (171) and a U-shaped guide groove (172), and the L-shaped guide plate (171) is inserted into the U-shaped guide groove (172) and is guided in a sliding manner by lubricating oil coated in the U-shaped guide groove (172).
3. The transfer docking system according to claim 1, wherein a first partition door (10) and a second partition door (11) are respectively provided on both sides of the pre-cooling tank (4) adjacent to the first docking tank (3) and the second docking tank (5).
4. A transfer docking system according to claim 1, characterized in that the top of the first docking box (3) and the second docking box (5) are each provided with an audible and visual alarm (18), the audible and visual alarm (18) comprising light and sound means for emitting light and warning sounds during docking.
5. A transfer docking system according to claim 1, characterized in that the connection ring comprises a heat insulating rubber and a steel sheet, the heat insulating rubber being wavy, the steel sheet being closed loop-shaped and embedded in the wavy heat insulating rubber to increase the load carrying capacity of the connection ring (6).
6. The transfer docking system according to claim 1, further comprising running wheels (19) provided at the bottoms of the pre-cooling tank (4), the first docking tank (3) and the second docking tank (5), wherein the adjustment of the relative positions of the pre-cooling tank (4), the first docking tank (3) and the second docking tank (5) and the overall movement of the transfer docking system are achieved by the running wheels (19).
7. A transfer docking method based on the transfer docking system of claim 3, comprising the steps of:
s1: the tail part of a carriage of the delivery car (1) enters a first butt joint box (3), and braking is stopped;
s2: the tail part of a carriage of the loading automobile (2) enters a second butt joint box (5) and is slowly poured in; a pressure sensor (15) on the elastic sealing ring (14) detects the butt-joint pressure value in real time and feeds back the butt-joint pressure value to a system controller, and the system controller controls lamp caps with corresponding colors in the pressure warning lamp group (16) to be lightened according to the butt-joint pressure value;
s3: the two car drivers observe the colors of the lamp caps of the lighting lamps in the pressure warning lamp groups of the respective docking boxes, and when the lamp caps of the two docking boxes corresponding to the specified pressure values are all lighted, the brake of the cargo car (2) is stopped;
s4: inflating a sealing air bag (7) of the first butt joint box (3) and the second butt joint box (5), maintaining the pressure value constant after the inflation pressure value reaches a set value, and opening a second partition door (11);
s5: opening a door of a cargo vehicle (2), and conveying cold air into the pre-cooling box (4) and the cargo vehicle (2), so that the temperature in the pre-cooling box (4) and the compartment of the cargo vehicle (2) is consistent with the compartment temperature of the cargo vehicle (1), and then preserving heat and refrigerating;
s6: and opening the first partition door (10), opening the door of the cargo truck (1), and starting cargo transportation.
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| CN110565993A (en) * | 2019-09-26 | 2019-12-13 | 中国铁道科学研究院集团有限公司东郊分院 | platform loading and unloading mouth interfacing apparatus suitable for railway cold chain commodity circulation |
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