CN108891945B - Railway platform cold chain translation butt joint system and method with heat preservation function - Google Patents
Railway platform cold chain translation butt joint system and method with heat preservation function Download PDFInfo
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- CN108891945B CN108891945B CN201810819145.2A CN201810819145A CN108891945B CN 108891945 B CN108891945 B CN 108891945B CN 201810819145 A CN201810819145 A CN 201810819145A CN 108891945 B CN108891945 B CN 108891945B
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- 210000001503 joint Anatomy 0.000 title claims abstract description 140
- 238000004321 preservation Methods 0.000 title claims abstract description 136
- 238000013519 translation Methods 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 91
- 238000002955 isolation Methods 0.000 claims abstract description 62
- 238000005057 refrigeration Methods 0.000 claims abstract description 43
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000009413 insulation Methods 0.000 claims description 24
- 238000003860 storage Methods 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000037303 wrinkles Effects 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 description 19
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000000523 sample Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 235000013305 food Nutrition 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
The invention discloses a railway platform cold chain translation butt joint system with a heat preservation function, which comprises a platform (5), a guide rail (4) and a butt joint heat preservation channel (2), wherein the guide rail (4) is used for realizing translation of the butt joint heat preservation channel (2). The butt joint heat preservation channel (2) comprises an arc-shaped elastic sealing ring (201), a hydraulic push rod (202), a first isolation door (203), an integral heat preservation box (204), a second isolation door (205), a planar elastic sealing ring (206), a rail wheel (207) and an obstacle detection module (208). The invention also discloses a cold chain translation butt joint heat preservation method for the railway platform. The railway platform cold chain translation butt joint system with the heat preservation function can not only establish a sealed heat preservation channel between a train and a refrigeration house and carry out heat preservation transportation on goods before entering the refrigeration house, but also reduce space occupation when the translation butt joint heat preservation channel is converged at one end of the platform, and does not influence the normal use of the platform.
Description
Technical Field
The invention belongs to the technical field of railway cold chain logistics, and particularly relates to a railway platform cold chain translation butt joint system and method with a heat preservation function.
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, for some refrigerators arranged near railway track platforms, due to the fact that loading and unloading distances are relatively short, refrigerated and frozen goods are transported between a train and the refrigerators in an outdoor environment in open air, the process is a chain breaking point in refrigerated transportation, and the temperature of the goods is changed due to the influence of the environment during the process, so that good quality of the refrigerated and frozen goods is damaged.
Disclosure of Invention
Aiming at the defects or improvement demands of the prior art, the invention provides a railway platform cold chain translation butt joint system and a method with a heat preservation function, wherein a plurality of guide rails parallel to the railway platform cold chain translation butt joint system are arranged on the railway platform, and a butt joint heat preservation channel is converged at one end of the railway platform before a train reaches the railway platform; when a train arrives, the butt joint heat preservation channel realizes translation on the platform under the guidance of the guide rail, so that one end of each translation butt joint heat preservation channel is in butt joint with the train, the other end of each translation butt joint heat preservation channel is in butt joint with the refrigerator, the telescopic function of the translation butt joint heat preservation system can not only establish a sealed heat preservation channel between the train and the refrigerator, but also carry out heat preservation transportation on goods before entering the refrigerator, and meanwhile, the space occupation of the translation butt joint heat preservation channel can be reduced when the ends of the platform are assembled, and the normal use of the platform is not influenced. The system establishes a sealed heat-preserving channel between the train and the refrigeration house, carries out heat-preserving transportation on goods before entering or after leaving the refrigeration house, and solves the problem that the goods cannot be subjected to heat preservation in the process of close-range transportation.
In order to achieve the above object, according to one aspect of the present invention, there is provided a cold chain translation docking system for a railway platform having a heat preservation function, including a platform, and further including a guide rail parallel to the platform and a docking heat preservation channel converging at one side of the platform, wherein the guide rail is used for realizing translation of the docking heat preservation channel; wherein,
the butt joint heat preservation channel comprises a cambered surface type elastic sealing ring, a hydraulic push rod, a first isolation door, an integral heat preservation box, a second isolation door, a plane type elastic sealing ring, a rail wheel and an obstacle detection module;
the cambered surface type elastic sealing ring is arranged at the butt joint end of the butt joint heat preservation channel and the train, the plane type elastic sealing ring is arranged at the butt joint end of the butt joint heat preservation channel and the refrigeration house, and the cambered surface type elastic sealing ring and the plane type elastic sealing ring are respectively connected with the integral heat preservation box through the hydraulic push rod;
the first isolation door is installed and is being close to one side of cambered surface type elastic sealing ring, the second isolation door is installed and is being close to one side of plane type elastic sealing ring, constitute whole insulation can between two isolation doors, just be interlocking structure between two isolation doors, two doors can not open simultaneously when conveying goods to reduce freezer and external heat transfer and realize the quick transportation of goods under low temperature.
Further, the rail wheels are installed below the integral insulation box, and the number of the rail wheels corresponds to the number of the guide rails.
Further, a plurality of obstacle detection modules are arranged on the outer side surfaces of the front and the rear of the integral heat preservation box.
Further, the cambered surface type elastic sealing ring adopts a wavy profiling elastic sealing ring, the end face of the cambered surface type elastic sealing ring is matched with the outline of the train, the plane type elastic sealing ring adopts a wavy elastic sealing ring, and the end face of the plane type elastic sealing ring is a plane.
Further, each row of folds of the profiling elastic sealing ring is embedded with a high-strength steel plate so as to increase the bearing capacity.
Further, a plurality of pressure sensors are uniformly arranged on the butt joint end face of the cambered elastic sealing ring.
Further, the planar elastic sealing ring adopts a wavy elastic sealing ring, and the end face of the planar elastic sealing ring is a plane.
Further, the outer surfaces of the elastic sealing rings at the two ends of the butt joint heat preservation channel are also provided with a light alarm device.
Further, a positioning identification belt is arranged beside the guide rail, and a mark capable of detecting and identifying is arranged on the identification belt.
Further, a rubber wheel is arranged below the butt joint heat preservation channel, a guide rail is not arranged on the platform, the rubber wheel directly moves on the platform surface, and the movement positioning of the butt joint heat preservation channel is realized by arranging a Gray bus.
According to another aspect of the invention, a method for heat preservation of translation butt joint of a cold chain of a railway platform is provided, and the method is implemented by using the cold chain translation butt joint system of the railway platform with a heat preservation function, and specifically comprises the following steps:
s1: before the train arrives at the platform, the butt joint heat preservation channels are collected at one end of the platform;
s2: after the train arrives at the platform, the carriage door and the cold storage door are aligned and stopped, the translation butt joint heat preservation channels are sequentially started and move along the guide rail, and each butt joint heat preservation channel is aligned with one car door and the cold storage door corresponding to the car door;
s3: the hydraulic push rod is extended, the cambered surface type elastic sealing ring is in butt joint with the train, the plane type elastic sealing ring is in butt joint with the refrigeration house, and the hydraulic push rod is stopped until the feedback pressure reaches a specified value;
s4: if the train is used for unloading the refrigerator, the first isolation door is opened, the goods are transported into the integral heat insulation box, the first isolation door is closed, when the goods are transported to the second isolation door, the second isolation door is opened, the goods pass through the second isolation door and then are closed, the bin door is opened before the goods reach the bin door of the refrigerator, and the goods are transported into the refrigerator;
s5: if the goods are loaded into the train from the refrigeration house, opening a bin gate, closing after the goods are transported out, opening the second isolation gate, transporting the goods into the integral heat insulation box, closing the second isolation gate, opening the first isolation gate when the goods are transported to the first isolation gate, closing after the goods pass through the first isolation gate, opening a car door before the goods reach the train gate, and transporting the goods into a carriage;
s6: after the train leaves, the hydraulic push rod is contracted to separate the cambered surface type elastic sealing ring from the train, and the plane type elastic sealing ring is separated from the refrigeration house until the specified position is stopped;
s7: and the docking heat preservation channels are started in sequence, move to one end of the platform along the guide rail to be converged, and wait for next docking.
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) The invention relates to a railway platform cold chain translation butt joint system with a heat preservation function, wherein a plurality of guide rails parallel to the railway platform cold chain translation butt joint system is arranged on the railway platform, and a butt joint heat preservation channel is converged at one end of the railway platform before a train arrives at the railway platform; when a train arrives, the butt joint heat preservation channel realizes translation on the platform under the guidance of the guide rail, so that one end of each translation butt joint heat preservation channel is in butt joint with the train, the other end of each translation butt joint heat preservation channel is in butt joint with the refrigerator, the telescopic function of the translation butt joint heat preservation system can not only establish a sealed heat preservation channel between the train and the refrigerator, but also carry out heat preservation transportation on goods before entering the refrigerator, and meanwhile, the space occupation of the translation butt joint heat preservation channel can be reduced when the ends of the platform are assembled, and the normal use of the platform is not influenced. The system establishes a sealed heat-preserving channel between the train and the refrigeration house, carries out heat-preserving transportation on goods before entering or after leaving the refrigeration house, and solves the problem that the goods cannot be subjected to heat preservation in the process of close-range transportation.
(2) According to the railway platform cold chain translation butt joint system with the heat preservation function, the cambered surface type elastic sealing ring at one end can extend out of the channel through the hydraulic push rod to be extruded onto a carriage, the cambered surface type elastic sealing ring at the other end is also connected with the hydraulic push rod to extend out of the channel to be extruded onto a refrigeration house, and the sealing butt joint is realized when a certain pressure is reached; the cambered surface type elastic sealing ring adopts a wavy profiling elastic sealing ring, the end face of the cambered surface type elastic sealing ring is matched with the outline line of a train to realize the anastomotic butt joint with the train, the plane type elastic sealing ring adopts a wavy elastic sealing ring, the end face of the plane type elastic sealing ring is a plane to realize the anastomotic butt joint with a refrigeration house, and each row of wrinkles of the profiling elastic sealing ring is embedded with a high-strength steel plate to increase the bearing capacity.
(3) According to the railway platform cold chain translation butt joint system with the heat preservation function, the first isolation door is arranged on one side close to the cambered surface type elastic sealing ring, the second isolation door is arranged on one side close to the plane type elastic sealing ring, and the integral heat preservation box is formed between the first isolation door and the second isolation door. The first partition door and the second partition door are in interlocking control, the two doors cannot be opened simultaneously during butt joint operation, good heat preservation of the refrigeration house is achieved, heat transfer between the refrigeration house and the outside is reduced, temperature stability of the refrigeration house is maintained, and energy consumption is reduced.
(4) According to the railway platform cold chain translation butt joint system with the heat preservation function, a plurality of obstacle detection modules are arranged on the front and rear outer side surfaces of the integral heat preservation box of the butt joint heat preservation channel, the detection range covers the front and rear areas of the channel operation, the front is detected and fed back in real time, and when an obstacle is detected, the system stops the movement of the channel according to a feedback signal and gives an alarm through a plurality of audible and visual alarm devices embedded on two sides of the channel.
(5) According to the railway platform cold chain translation butt joint system with the heat preservation function, the positioning identification bands are arranged beside each guide rail, the identification probes are arranged on the positions, corresponding to each identification band, of the translation butt joint heat preservation channels, the identification probes are arranged, when the channels move, the marks on the identification bands are identified in real time, when the rail wheels are out of synchronization, the marks detected by the identification probes are different, the feedback signals are different, and then the system adjusts the speeds of all the rail wheels according to the feedback information so as to realize synchronous movement.
(6) According to the railway platform cold chain translation butt joint system with the heat preservation function, the plurality of butt joint heat preservation channels are parallel to the trains, each butt joint heat preservation channel is in butt joint with the tail of one train, when the heat preservation system is in butt joint with the tail of the train, different butt joint heat preservation channels are used for being in butt joint with the tail of different trains, and a plurality of trains can be loaded and unloaded simultaneously, so that the cargo loading and unloading efficiency is improved, the occupation time of the platform is reduced, and the utilization rate of the platform is improved.
(7) According to the cold chain translation butt joint heat preservation method for the railway platform, a train arrives at the platform, the butt joint heat preservation channels translate on the platform under the guidance of the guide rail, one end of each translation butt joint heat preservation channel is in butt joint with the train, and the other end of each translation butt joint heat preservation channel is in butt joint with a refrigeration house. If the train is unloaded to the refrigeration house, the first isolation door is opened, the goods are transported to the integral heat insulation box, the first isolation door is closed, when the goods are transported to the second isolation door, the second isolation door is opened, the goods are closed after passing through the second isolation door, the door is opened before the goods reach the refrigeration house door, and the goods are transported into the refrigeration house; on the contrary, the same principle can realize the transportation of goods from the refrigeration house to the train.
Drawings
FIG. 1 is a front view of a cold chain translation docking system for a rail platform with a heat preservation function according to an embodiment of the present invention;
FIG. 2 is a schematic top view illustrating a parallel-connection thermal insulation tunnel in a converging standby state according to an embodiment of the present invention;
FIG. 3 is a schematic top view of a translational docking thermal insulation tunnel according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of butt joint of elastic sealing rings at two ends of a translational butt joint heat preservation channel according to an embodiment of the present invention;
FIG. 5 is a schematic diagram showing the separation of elastic sealing rings at two ends of a translational butt joint heat preservation channel according to an embodiment of the present invention;
FIG. 6 is a schematic diagram showing the distribution of pressure sensors of an elastic seal ring according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of a rail station cold chain translational docking thermal insulation system tail docking according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a plurality of translational docking thermal insulation channels and a plurality of rows of truck tails according to an embodiment of the present invention.
Like reference numerals denote like technical features throughout the drawings, in particular: the device comprises a 1-train, a 2-butt joint heat preservation channel, a 3-refrigeratory, a 4-guide rail, a 5-platform, a 201-cambered surface elastic sealing ring, a 202-hydraulic push rod, a 203-first isolation door, a 204-integral heat preservation box, a 205-second isolation door, a 206-plane elastic sealing ring, 207-rail wheels, a 208-obstacle detection module and a 2011-pressure sensor.
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.
Fig. 1 is a front view of a cold chain translation docking system with a heat preservation function for a railway platform according to an embodiment of the present invention. Fig. 2 is a schematic top view illustrating a parallel-docking thermal insulation tunnel in a convergent standby state according to an embodiment of the present invention. Fig. 3 is a schematic top view illustrating a dispersed docking state of a translational docking thermal insulation tunnel according to an embodiment of the present invention. As shown in fig. 1 to 3, a railway platform cold chain translation docking system with a heat preservation function comprises a train 1, a docking heat preservation channel 2, a refrigeration house 3, a guide rail 4 and a platform 5. The system mainly comprises N (N is more than or equal to 1) butt joint heat preservation channels 2 perpendicular to a train 1 and a refrigeration house 3 and M (M is more than or equal to 2) guide rails 4, a plurality of guide rails 4 parallel to the butt joint heat preservation channels can be arranged on a platform 5, and the distance between each guide rail 4 is the same and is parallel to each other. The butt joint heat preservation channels 2 are guided by the guide rails 4 to translate on the platform 5 and stop at positions corresponding to the doors of the train 1 and the warehouse doors, and each butt joint heat preservation channel 2 is connected with one door and one warehouse door. As shown in fig. 2, the translational docking station system is not activated before or after the arrival or departure of the train, and the docking station channel 2 is at one end of the docking station 5. As shown in fig. 3, after the train 1 arrives, each butt joint heat preservation channel 2 starts to move along the guide rail 4 to just two ends to respectively butt joint with one channel and one car door, and the cold storage door and the carriage door are communicated. The telescopic function of the translation butt joint heat preservation system can not only establish a sealed heat preservation channel between a train and a refrigeration house and carry out heat preservation transportation on goods before entering the refrigeration house, but also reduce space occupation when the translation butt joint heat preservation channel is converged at one end of a platform, and normal use of the platform is not affected. The system establishes a sealed heat-preserving channel between the train and the refrigeration house, carries out heat-preserving transportation on goods before entering or after leaving the refrigeration house, and solves the problem that the goods cannot be subjected to heat preservation in the process of close-range transportation.
As shown in fig. 4 and 5, the butt joint insulation channel 2 mainly includes an arc elastic sealing ring 201, a hydraulic push rod 202, a first isolation door 203, an integral insulation box 204, a second isolation door 205, a planar elastic sealing ring 206, a rail wheel 207, and an obstacle detection module 208. As shown in fig. 4, the butt-joint heat insulation channel 2 is in a butt-joint state with the train 1 and the cold storage 3, the cambered surface type elastic sealing ring 201 is arranged at the butt-joint end of the butt-joint heat insulation channel 2 and the train 1, and the plane type elastic sealing ring 206 is arranged at the butt-joint end of the butt-joint heat insulation channel 2 and the cold storage 3. The cambered surface type elastic sealing ring 201 adopts a wavy profiling elastic sealing ring, the end surface of the wavy profiling elastic sealing ring is matched with the outline line of the train 1 to realize the fit and butt joint with the train 1, the plane type elastic sealing ring 206 adopts a wavy elastic sealing ring, the end surface of the wavy elastic sealing ring is a plane to realize the fit and butt joint with the refrigeration house 3, and each row of wrinkles of the profiling elastic sealing ring is embedded with a high-strength steel plate to increase the bearing capacity. The elastic sealing ring is connected with the integral insulation box 204 through the hydraulic push rod 202, after the butt joint insulation channel 2 moves to the positions of the carriage door and the refrigeration house 3, the cambered surface type elastic sealing ring 201 at one end stretches out of the channel under the action of the hydraulic push rod 202 to be extruded onto the carriage, and the plane type elastic sealing ring 206 at the other end also stretches out of the channel through the hydraulic push rod 202 to be extruded onto the refrigeration house 3. As shown in fig. 6, a plurality of pressure sensors 2011 are uniformly arranged on the butt end surface of the arc elastic sealing ring 201, and are used for detecting and feeding back the pressure generated when the arc elastic sealing ring 201 is in butt joint with the train 1 under the action of the hydraulic push rod 202, and stopping when the pressure reaches a certain pressure, so as to realize sealing butt joint. The first isolation door 203 is installed on one side close to the cambered surface type elastic sealing ring 201, the second isolation door 205 is installed on one side close to the plane type elastic sealing ring 206, and an integral insulation box 204 is formed between the first isolation door 203 and the second isolation door 205. A plurality of obstacle detection modules 208 are installed on the front and rear outer side surfaces of the integral heat preservation box 204 of the butt joint heat preservation channel 2, the detection range covers the front and rear areas of the channel operation, the front is detected and fed back in real time, and when an obstacle is detected, the system stops the movement of the channel according to a feedback signal and gives an alarm through a plurality of acousto-optic warning devices embedded on two sides of the channel. The first partition door 203 and the second partition door 205 are in interlocking control, and the two doors are not opened simultaneously when goods are conveyed, so that good heat preservation of the refrigeration house is realized, heat transfer between the refrigeration house and the outside is reduced, the temperature stability of the refrigeration house is maintained, and energy consumption is reduced. The rail wheels 207 are arranged below the integral incubator 204 of the butt joint heat preservation channel 2, and the number of the rail wheels 207 corresponds to the number of the guide rails 4.
Further, a positioning identification belt is arranged beside each guide rail 4, a mark capable of detecting and identifying is arranged on the identification belt, an identification probe is arranged on the translation butt joint heat preservation channel corresponding to the position of each identification belt, when the channel moves, the mark on the identification belt is identified in real time, when the rail wheels are asynchronous, the marks detected by the identification probe are different, the feedback signals are different, and then the system adjusts the speeds of all the rail wheels according to the feedback information so as to realize synchronous movement.
Further, the two ends of the butt joint heat preservation channel 2 are also provided with light alarm devices which are arranged on the outer surfaces of the elastic sealing rings and used for sending out prompt light and voice when the elastic sealing rings at the two ends extend or shrink.
Preferably, balls are mounted between the elastomeric seal ring and the integral incubator 204.
Preferably, the width of the butt joint heat preservation channel is larger than the width of the car door, so that when the car door is dislocated to a certain extent due to the problem of parking accuracy of the train, butt joint can be implemented, and the refrigerator is communicated with the carriage of the train.
Preferably, a conveyor belt is paved in the butt joint heat preservation channel so as to realize automatic and rapid transportation of cargoes.
As shown in fig. 7 and 8, a plurality of butt joint heat preservation channels 2 are parallel to the train 1, each butt joint heat preservation channel 2 is in butt joint with the tail of one train 1, and the structure of the butt joint heat preservation channels 2 is shown in fig. 3 and 4. When the heat preservation system is in butt joint with the tail part of a train, different butt joint heat preservation channels 2 are used for being in butt joint with the tail part of different trains 1, a plurality of trains 1 can be loaded and unloaded simultaneously, the cargo loading and unloading efficiency is improved, the occupation time of a platform is reduced, and the utilization rate of the platform is improved.
A railway platform cold chain translation butt joint system with a heat preservation function comprises the following working processes:
s1: before the train 1 arrives at the platform, the butt joint heat preservation channel 2 is assembled at one end of the platform 5.
S2: after the train arrives at the platform and the carriage door is aligned with the cold storage door to stop, the translation butt joint heat preservation channels are started in sequence and move along the guide rail, and each butt joint heat preservation channel 2 is aligned with one car door and the corresponding cold storage door.
S3: the hydraulic push rods at the two ends of the integral heat preservation box 204 are extended, the cambered surface type elastic sealing ring 201 is in butt joint with the train 1, the plane type elastic sealing ring 206 is in butt joint with the refrigeration house 3, and the operation is stopped until the feedback pressure reaches a specified value.
S4: if the train 1 is unloaded to the refrigeration house 3, the first isolation door 203 is opened, the goods are transported to the integral heat insulation box 204, the first isolation door 203 is closed, when the goods are transported to the second isolation door 205, the second isolation door 205 is opened, the goods are closed after passing through the second isolation door 205, and before the goods reach the refrigeration house 3, the cabin door is opened, and the goods are transported into the refrigeration house.
S5: if the refrigerator 3 loads the goods to the train 1, the bin door is opened, the goods are transported and output, then the second isolation door 205 is opened, the goods are transported to the whole heat insulation box 204, the second isolation door 205 is closed, when the goods are transported to the first isolation door 203, the first isolation door 203 is opened, the goods are closed after passing through the first isolation door 203, and before the goods reach the train 1 door, the door is opened, and the goods are transported into the carriage.
S6: after the train 1 leaves, the hydraulic push rods 202 at the two ends of the integral heat preservation box 204 are contracted, so that the cambered surface type elastic sealing ring 201 is separated from the train 1, and the plane type elastic sealing ring 206 is separated from the refrigeration house 3 until the specified position is stopped.
S7: the butt joint heat preservation channels 2 are started in sequence, and move to one end of the platform along the guide rail to be gathered, and the next butt joint is waited.
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 railway platform cold chain translation butt joint system with the heat preservation function comprises a platform (5) and is characterized by further comprising a guide rail (4) parallel to the platform (5) and a plurality of butt joint heat preservation channels (2) converged at one side of the platform (5), wherein the guide rail (4) is used for realizing translation of the butt joint heat preservation channels (2); one end of each butt joint heat preservation channel (2) is connected with a train, the other end is communicated with a refrigeration house,
the butt joint heat preservation channel (2) comprises an arc-shaped elastic sealing ring (201), a hydraulic push rod (202), a first isolation door (203), an integral heat preservation box (204), a second isolation door (205), a planar elastic sealing ring (206) and an obstacle detection module (208);
the cambered surface type elastic sealing ring (201) is arranged at the butt joint end of the butt joint heat preservation channel (2) and the train (1), the plane type elastic sealing ring (206) is arranged at the butt joint end of the butt joint heat preservation channel (2) and the cold storage (3), and the cambered surface type elastic sealing ring (201) and the plane type elastic sealing ring (206) are connected with the integral heat preservation box (204) through the hydraulic push rod (202) respectively;
the arc-shaped elastic sealing ring (201) is a wavy profiling elastic sealing ring, the end face of the arc-shaped elastic sealing ring is matched with the outline line of the train (1), the plane-shaped elastic sealing ring (206) is a wavy elastic sealing ring, the end face of the plane-shaped elastic sealing ring is a plane, a plurality of pressure sensors (2011) are uniformly arranged on the butt joint end face of the arc-shaped elastic sealing ring (201) and are used for detecting and feeding back the pressure generated when the arc-shaped elastic sealing ring (201) is in butt joint with the train (1) under the action of the hydraulic push rod (202), and the arc-shaped elastic sealing ring stops when reaching a certain pressure, so that sealing butt joint is realized;
a plurality of obstacle detection modules (208) are arranged on the front and rear outer side surfaces of the integral heat preservation box (204), the detection range of the obstacle detection modules covers the front and rear areas where the butt joint heat preservation channel (2) runs, the front is detected and fed back in real time, and when an obstacle is detected, the system stops moving of the butt joint heat preservation channel (2) according to a feedback signal;
the first isolation door (203) is installed and is close to one side of cambered surface type elastic sealing ring (201), the second isolation door (205) is installed and is close to one side of plane type elastic sealing ring (206), has constituted whole insulation can (204) between two isolation doors, and is interlocking structure between two isolation doors, and two way doors can not open simultaneously when conveying goods to reduce freezer and external heat transfer realization goods and transport fast under low temperature.
2. The railway platform cold chain translation butt joint system with heat preservation function according to claim 1, wherein rail wheels (207) are installed below the integral heat preservation box (204), the number of groups of the rail wheels (207) corresponds to the number of the guide rails (4), the guide rails (4) are installed in a sink groove of a platform, rail tops are level with a platform surface, and the width of a butt joint heat preservation channel (2) is larger than that of a vehicle door.
3. The butt-joint system for cold chain translation of railway platform with heat preservation function according to claim 1, wherein each row of wrinkles of the profiling elastic sealing ring is embedded with a high-strength steel plate so as to increase bearing capacity.
4. The railway platform cold chain translation butt joint system with the heat preservation function according to claim 1 is characterized in that the outer surfaces of the elastic sealing rings at the two ends of the butt joint heat preservation channel (2) are also provided with a lamplight alarm device.
5. The railway platform cold chain translation butt joint system with the heat preservation function according to claim 1 is characterized in that a positioning identification belt is arranged beside the guide rail (4), and a mark capable of detecting and identifying is arranged on the identification belt.
6. The railway platform cold chain translation butt joint system with heat preservation function according to claim 1, wherein a rubber wheel is arranged below the butt joint heat preservation channel, a guide rail is not arranged on the platform, the rubber wheel directly moves on the platform surface, and the movement positioning of the butt joint heat preservation channel is realized by arranging a Gray bus.
7. A method for heat preservation of translation butt joint of a cold chain of a railway platform, which is characterized by being realized by applying the cold chain translation butt joint system of the railway platform with heat preservation function as claimed in any one of claims 1 to 6, and specifically comprising the following steps
S1: before the train (1) reaches the platform, the butt joint heat preservation channel (2) is converged at one end of the platform (5);
s2: after the train (1) arrives at a platform and the carriage door is aligned with the cold storage door to stop, the translation butt joint heat preservation channels are sequentially started and move along the guide rail (4), and each butt joint heat preservation channel (2) is aligned with one car door and the cold storage door corresponding to the car door;
s3: extending the hydraulic push rod (202) to enable the cambered surface type elastic sealing ring (201) to be in butt joint with the train (1), and enabling the plane type elastic sealing ring (206) to be in butt joint with the refrigeration house (3) until the feedback pressure reaches a specified value;
s4: opening the first isolation door (203) if unloading is carried out from the train (1) to the cold store (3), transporting goods into the integral heat insulation box (204), closing the first isolation door (203), opening the second isolation door (205) when the goods are transported to the second isolation door (205), closing the second isolation door (205) after the goods pass through the second isolation door (205), opening the door before the goods reach the door of the cold store (3), and transporting the goods into the cold store (3);
s5: if the refrigerator (3) loads goods into the train (1), the bin gate is opened, the goods are transported out and then closed, the second isolation gate (205) is opened, the goods are transported into the integral heat insulation box (204), the second isolation gate (205) is closed, when the goods are transported to the first isolation gate (203), the first isolation gate (203) is opened, the goods pass through the first isolation gate (203) and then are closed, the car door is opened before the goods reach the car gate of the train (1), and the goods are transported into the carriage;
s6: after the train (1) leaves, the hydraulic push rod (202) is contracted to separate the cambered surface type elastic sealing ring (201) from the train (1), and the plane type elastic sealing ring (206) is separated from the refrigeration house (3) until a specified position is stopped;
s7: the butt joint heat preservation channels (2) are started in sequence, and move to one end of the platform (5) along the guide rail (4) to be gathered, and the next butt joint is waited.
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| CN109748116A (en) * | 2019-01-23 | 2019-05-14 | 饶平县万佳水产有限公司 | A kind of freezer heat preservation buffer unit |
| KR102360998B1 (en) * | 2019-04-10 | 2022-02-10 | 현대자동차주식회사 | Connection system for house and vehicle |
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| US20030198544A1 (en) * | 2002-04-19 | 2003-10-23 | Tom Campbell | Centralized cargo transfer system using a movable transfer dock |
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| CN104003213A (en) * | 2013-02-21 | 2014-08-27 | 高邮市诚信物流有限公司 | Closed unloading device for cold storage |
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