CN112706683A

CN112706683A - Box-type truck for cold chain transportation

Info

Publication number: CN112706683A
Application number: CN202110191650.9A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-04-27

Abstract

The invention discloses a van for cold chain transportation, which comprises a van body, wherein a water storage mechanism is arranged below a van plate, a pushing mechanism is arranged above the van plate, the upper surfaces of the two sides of the van plate are vertically connected with fixed plates, one ends of the two fixed plates, which are far away from the van plate, are jointly and horizontally connected with a top plate, one end, which is close to the van plate, of the top plate is in an arc shape, the upper surfaces of the two sides of the van plate are jointly and vertically connected with a protective frame, one surface, which is close to the two fixed plates, of the two fixed plates is provided with a plurality of defrosting mechanisms at equal distances. According to the invention, the second scraping plate is driven to move under the mutual cooperation of the connecting block, the second dovetail sliding groove and the second dovetail sliding block, so that one surface of the connecting plate, which is far away from the fixed plate, can be cleaned, frost formation on the fixed plate is avoided, manual cleaning is not needed, water and frost can be automatically cleaned in the transportation process, and thus the waste of manpower resources is avoided.

Description

Box-type truck for cold chain transportation

Technical Field

The invention relates to the technical field of cold chain transportation, in particular to a van for cold chain transportation.

Background

Cold chain transportation, which means transportation that the transported goods always keep a certain temperature no matter links such as loading, unloading, carrying, changing transportation mode, changing packaging equipment and the like in the whole transportation process, the cold chain transportation mode can be road transportation, waterway transportation, railway transportation, air transportation, or can be a comprehensive transportation party consisting of a plurality of transportation modes, the cold chain transportation is an important link of cold chain logistics, the cold chain transportation cost is high, and the cold chain transportation comprises a more complex mobile refrigeration technology and an insulation can manufacturing technology, the cold chain transportation management comprises more risks and uncertainty, the existing box-type wagon for cold chain transportation has water vapor on the transported goods in the transportation process, but the temperature of the inner wall of the wagon is lower than the temperature in the wagon under the action of a refrigeration device, so that the water vapor is condensed when the water vapor rises, make the inner wall in carriage frost, the freight train that has now in addition is mostly the cuboid for vapor can gather at the top in carriage, thereby assembles into the dribble, on the dribble dropped to the goods, has increased the humidity of goods, makes the goods take place to damage more easily.

Disclosure of Invention

The invention aims to provide a van for cold chain transportation, which aims to solve the problems that the inner wall of a carriage is easy to frost and water drops fall on goods to cause the goods to be easily damaged in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a van of cold chain transportation, includes the freight train body, its characterized in that: the upper surface of the truck body is horizontally connected with a truck plate, the truck plate comprises a truck body, a water storage mechanism is arranged below the truck plate, a pushing mechanism is arranged above the truck plate, the upper surfaces of the two sides of the truck plate are vertically connected with fixed plates, one end, far away from the truck plate, of the two fixed plates is horizontally connected with a top plate, one end, close to the truck plate, of the top plate is arc-shaped, the upper surfaces of the two sides of the truck plate are vertically connected with a protective frame, the close side, close to the fixed plates, of the two fixed plates is provided with a plurality of defrosting mechanisms at equal distances, each defrosting mechanism comprises a connecting plate, one side, close to the fixed plates, of the connecting plate is provided with a plurality of vibrating mechanisms at equal distances, one side, far away from the fixed plates, of the connecting plate is provided with a cleaning mechanism, the middle of the two fixing blocks is horizontally connected with a rotating shaft together, and the outer side of the rotating shaft is vertically and rotatably connected with a first scraper plate which is in contact with the fixing plate.

Preferably, the water storage mechanism comprises a water tank, an installation mechanism fixedly connected with the vehicle board is arranged on the outer side of the water tank, water tanks are communicated with two ends of the water tank, hexagonal joints fixedly connected with the water tank are sleeved on the outer sides of two ends, close to the water tank, of the water tanks, water tanks are horizontally arranged on the upper surfaces of two sides of the vehicle board, and the middles of the two water tanks are respectively communicated with the two sewer pipes.

Preferably, the mounting mechanism comprises a support frame which is in contact with the water tank, and four corners of the support frame are provided with adjusting mechanisms which are fixedly connected with the vehicle plate.

Preferably, the adjusting mechanism comprises a supporting plate vertically connected to the lower surface of the vehicle plate, one surface of the supporting plate close to the supporting frame is vertically provided with a first sliding groove, the inside of the first sliding chute is vertically and slidably connected with a first sliding block fixedly connected with the supporting frame, two sides of the first sliding block are vertically connected with a second sliding block, two sides of the supporting plate are vertically provided with a second sliding groove matched with the second sliding block, one surface of the two second sliding blocks, which is close to one end of the supporting plate and is far away from one end, is horizontally provided with a movable groove, the insides of the two movable grooves are horizontally connected with a first spring, one end, far away from the first spring, is horizontally connected with a positioning block matched with the movable groove, the supporting plate is close to the two sides of one end of the vehicle plate and is provided with a first positioning hole matched with the positioning block, and the two sides of the other end of the supporting plate are provided with a second positioning hole matched with the positioning block.

Preferably, push mechanism includes the slide of horizontal sliding connection at the sweep upper surface, the one end of slide is rotated and is connected with two gyro wheels, sweep one side upper surface level is equipped with the recess with gyro wheel looks adaptation, the slide is kept away from the one end of gyro wheel and is provided with the stop gear with sweep fixed connection.

Preferably, stop gear includes that the level is seted up at the sweep and is kept away from the mounting groove of recess one side upper surface, the inside horizontally connect of mounting groove has the rack, the one side that the slide is close to the sweep is rotated and is connected with two and rack engaged with gears, the one end horizontal sliding connection that the slide is close to the gear has the limiting plate, the limiting plate is close to the equal level in one side both ends of gear and is seted up the draw-in groove engaged with the gear, the one side horizontally connect that the limiting plate is close to the slide has magnet No. two, the one side horizontally connect that the slide is close to the limiting plate has magnet attracted mutually with magnet No. two, the horizontal cartridge of one end of slide has two bolts that contact.

Preferably, the vibrations mechanism includes vertical seting up at the fixed plate and is close to a forked tail spout of connecting plate one side, the connecting plate is close to one side vertical be connected with a forked tail slider of forked tail spout looks adaptation, the vertical cartridge in inside of forked tail spout has the bracing piece with a forked tail slider sliding connection, the bracing piece outside cover of a forked tail slider below is equipped with No. two springs, No. two springs and a forked tail slider and fixed plate fixed connection.

Preferably, clear mechanism of scraping includes that horizontal connection keeps away from the bungee of fixed plate one side at the connecting plate, the outside equidistance sliding connection of bungee has a plurality of No. two scraper blades that contact with the connecting plate, and is a plurality of all be provided with the connecting block with bungee fixed connection between No. two scraper blades, the one side that the connecting block is close to the connecting plate is connected with No. two forked tail sliders, the connecting plate is close to the vertical No. two forked tail spouts of seting up with No. two forked tail slider looks adaptations of one side of connecting block.

Compared with the prior art, the invention has the beneficial effects that: the water tank can be arranged below the vehicle plate by arranging the mounting mechanism, the water tank can be communicated with the water tank by arranging the hexagonal connector and the sewer pipe, so that water flowing down along the fixed plate can be conveniently collected in a centralized manner, the water is prevented from accumulating above the vehicle plate, water can be prevented from flowing onto goods, and the goods are prevented from being damaged, the goods can be conveniently placed on the sliding plate by arranging the pushing mechanism, the goods can be directly pushed to the deep part of a carriage without manual carrying, the workload of workers is reduced, meanwhile, the working efficiency of the workers can be improved, the limiting plate can be fixed on the sliding plate by arranging the first magnet and the second magnet, so that the gear can rotate on the rack, the limiting plate slides downwards, the position of the limiting plate is fixed under the matching of the bolt, the gear is inserted into the clamping groove, and the gear cannot rotate in the mounting groove, further realizing the limit of the gear, avoiding the position of the sliding plate moving when carrying goods, or in the transportation process, the sliding plate slides on the vehicle plate to collide with the goods, so that the goods are damaged, by arranging the top plate, water vapor can not be gathered on the top plate, thereby avoiding the water from falling onto the goods and damaging the goods, by arranging the protective frame, the goods can be prevented from colliding on the fixed plate in the transportation process, so that the goods can be prevented from being damaged, meanwhile, a certain protection effect is played on the defrosting mechanism, by arranging the connecting plate, in the walking process of the truck, under the mutual matching of the first dovetail sliding groove, the first dovetail sliding block and the second spring, the first dovetail sliding block can slide on the outer side of the supporting rod, thereby driving the connecting plate to slide, by arranging the fixed block and the rotating shaft, make a scraper blade can be under the cooperation of connecting plate, clear the fixed plate and scrape, water and frost on the fixed plate are cleared away, through setting up the stretch cord, at the connecting block, under mutually supporting of No. two forked tail spouts and No. two forked tail sliders, drive No. two scraper blades and remove, thereby can keep away from the one side of fixed plate to the connecting plate and clear the scraping, frost on the avoided fixed plate, and do not need the manual work to clear up, make and can carry out automatic clearance to water and frost at the in-process of transportation, thereby avoided the waste to manpower resources.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an isometric view of a structure of the present invention;

FIG. 3 is a schematic view of a portion of the present invention;

FIG. 4 is an exploded view of a portion of the present invention;

FIG. 5 is an enlarged schematic view of the structure at A in FIG. 4;

FIG. 6 is a partially exploded view of the present invention;

FIG. 7 is an enlarged view of the structure at B in FIG. 6;

FIG. 8 is a partial schematic view of the present invention;

FIG. 9 is an enlarged view of the structure at C of FIG. 8;

fig. 10 is an enlarged schematic view of fig. 8 at D.

In the figure: 1. a truck body; 2. turning a plate; 3. a water tank; 4. a sewer pipe; 5. a water tank; 6. a hexagonal joint; 7. a support frame; 8. a first sliding block; 9. a support plate; 10. a first chute; 11. a second sliding block; 12. a second chute; 13. a movable groove; 14. a first spring; 15. positioning blocks; 16. a first positioning hole; 17. a second positioning hole; 18. a fixing plate; 19. a top plate; 20. a first dovetail chute; 21. a first dovetail slide block; 22. a support bar; 23. a second spring; 24. a connecting plate; 25. a fixed block; 26. a rotating shaft; 27. a first scraper; 28. a second dovetail chute; 29. a second dovetail slide block; 30. an elastic cord; 31. connecting blocks; 32. a second scraper; 33. a groove; 34. a roller; 35. mounting grooves; 36. a rack; 37. a slide plate; 38. a gear; 39. a first magnet; 40. a magnet II; 41. a limiting plate; 42. a card slot; 43. a bolt; 44. a protective frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-10, the present invention provides a technical solution of a van for cold chain transportation: a van for cold chain transportation comprises a van body 1, wherein the upper surface of the van body 1 is horizontally connected with a carriage plate 2, a water storage mechanism is arranged below the carriage plate 2, a pushing mechanism is arranged above the carriage plate 2, the water storage mechanism comprises a water tank 5, an installation mechanism fixedly connected with the carriage plate 2 is arranged outside the water tank 5, the installation mechanism comprises a support frame 7 contacted with the water tank 5, four corners of the support frame 7 are respectively provided with an adjusting mechanism fixedly connected with the carriage plate 2, the adjusting mechanism comprises a support plate 9 vertically connected with the lower surface of the carriage plate 2, one side of the support plate 9 close to the support frame 7 is vertically provided with a first sliding groove 10, the inside of the first sliding groove 10 is vertically and slidably connected with a first sliding block 8 fixedly connected with the support frame 7, two sides of the first sliding block 8 are vertically connected with second sliding blocks 11, two sides of the support plate 9 are vertically provided with second sliding grooves 12 matched, two second sliders 11 are provided with a movable groove 13 at the side close to one end of a support plate 9 and far away from the other end, a first spring 14 is horizontally connected inside the two movable grooves 13, a positioning block 15 matched with the movable groove 13 is horizontally connected at the end far away from the two first springs 14, two positioning holes 16 matched with the positioning block 15 are formed at two sides of one end of the support plate 9 close to a vehicle plate 2, two positioning holes 17 matched with the positioning block 15 are formed at two sides of the other end of the support plate, two ends of a water tank 5 are communicated with water grooves 3, hexagonal joints 6 fixedly connected with the water tank 5 are sleeved at the outer sides of one ends of the two water grooves 3 close to the water tank 5, the water grooves 3 are horizontally formed on the upper surfaces of two sides of the vehicle plate 2, and the middles of the two water grooves; through the arrangement of the first sliding block 8 and the first sliding groove 10, the second sliding block 11 slides in the second sliding groove 12, so that the positioning block 15 penetrates through the inside of the second positioning hole 17 under the mutual cooperation of the movable slot 13 and the first spring 14, so that the water tank 5 can be fixed above the support frame 7, the support frame 7 is pushed upwards, the positioning block 15 can penetrate through the inner part of the first positioning hole 16 under the action of the movable groove 13 and the first spring 14, the support plate 9 and the support frame 7 can be fixed together, the water tank 5 is further arranged below the vehicle plate 2, the water tank 5 and the water tank 3 can be communicated by arranging the hexagonal joint 6 and the sewer pipe 4, therefore, the water flowing down along the fixing plate 18 is collected in a centralized manner, the water is prevented from being accumulated above the vehicle plate 2, and the water is prevented from flowing onto the goods and damaging the goods.

The pushing mechanism comprises a sliding plate 37 horizontally and slidably connected to the upper surface of the vehicle board 2, one end of the sliding plate 37 is rotatably connected with two rollers 34, a groove 33 matched with the rollers 34 is horizontally formed in the upper surface of one side of the vehicle board 2, a limiting mechanism fixedly connected with the vehicle board 2 is arranged at one end, far away from the rollers 34, of the sliding plate 37, the limiting mechanism comprises a mounting groove 35 horizontally formed in the upper surface of one side, far away from the groove 33, of the vehicle board 2, a rack 36 is horizontally connected inside the mounting groove 35, one side, close to the vehicle board 2, of the sliding plate 37 is rotatably connected with two gears 38 meshed with the rack 36, one end, close to the gears 38, of the sliding plate 37 is horizontally and slidably connected with a limiting plate 41, two ends, close to the gears 38, of the limiting plate 41 are horizontally provided with clamping grooves 42 meshed with the gears 38, one side, close to the sliding plate 37, of the limiting plate 41 is horizontally connected with, one end of the sliding plate 37 is horizontally inserted with two bolts 43 which are in contact with the sliding plate 37; through the arrangement of the rollers 34 and the grooves 33, the sliding plate 37 can slide above the vehicle plate 2, so that goods can be placed on the sliding plate 37, the goods can be directly pushed to the deep part of a carriage, manual carrying is not needed, the workload of workers is reduced, and meanwhile, the working efficiency of the workers can be improved, through the arrangement of the first magnet 39 and the second magnet 40, the limiting plate 41 can be fixed on the sliding plate 37, so that the gear 38 can rotate on the rack 36, the limiting plate 41 slides downwards, the position of the limiting plate 41 is fixed under the cooperation of the bolts 43, the gear 38 is inserted into the clamping groove 42, so that the gear 38 cannot rotate in the mounting groove 35, the limitation on the gear 38 is realized, the situation that the position of the sliding plate 37 moves when the goods are carried is avoided, or the sliding plate 37 slides on the vehicle plate 2 in the transportation process, and the goods are collided, so that the goods are damaged.

The upper surfaces of two sides of the vehicle plate 2 are vertically connected with fixed plates 18, one ends of the two fixed plates 18, which are far away from the vehicle plate 2, are horizontally connected with a top plate 19 together, one end of the top plate 19, which is close to the vehicle plate 2, is arc-shaped, the upper surfaces of two sides of the vehicle plate 2 are vertically connected with a protective frame 44 together, one surfaces, which are close to the two fixed plates 18, are provided with a plurality of defrosting mechanisms at equal distances, each defrosting mechanism comprises a connecting plate 24, one surface, which is close to the fixed plates 18, of the connecting plate 24 is provided with a plurality of vibrating mechanisms at equal distances, each vibrating mechanism comprises a first dovetail sliding groove 20 vertically arranged on one surface, which is close to the connecting plate 24, of the connecting plate 24 is vertically connected with a first dovetail sliding block 21 matched with the first dovetail sliding groove 20, a supporting rod 22 in sliding connection with the first dovetail sliding block 21 is vertically, the second spring 23 is fixedly connected with the first dovetail slide block 21 and the fixing plate 18, one side of the connecting plate 24 far away from the fixing plate 18 is provided with a cleaning mechanism, the cleaning mechanism comprises an elastic rope 30 horizontally connected with one side of the connecting plate 24 far away from the fixing plate 18, the outer side of the elastic rope 30 is connected with a plurality of second scraping plates 32 contacted with the connecting plate 24 in a sliding manner at equal intervals, connecting blocks 31 fixedly connected with the elastic rope 30 are arranged among the second scraping plates 32, one side of each connecting block 31 close to the connecting plate 24 is connected with a second dovetail slide block 29, one side of the connecting plate 24 close to the connecting block 31 is vertically provided with a second dovetail slide groove 28 matched with the second dovetail slide block 29, a plurality of cleaning mechanisms are arranged below the connecting plate 24 at equal intervals, each cleaning mechanism comprises two fixing blocks 25 vertically connected to the lower surface of the connecting plate 24, and the, a first scraper 27 in contact with the fixed plate 18 is vertically and rotatably connected to the outer side of the rotating shaft 26; through setting up roof 19, make steam can not gather on roof 19, thereby avoid on the low goods that fall of water, cause the damage to the goods, through setting up protection frame 44, can avoid the in-process goods of transportation to hit on fixed plate 18, can avoid the goods to take place to damage, certain guard action has been played to defrosting mechanism simultaneously, through setting up connecting plate 24, the freight train is in the in-process of walking, under the mutually supporting of a forked tail spout 20, a forked tail slider 21 and No. two springs 23, make a forked tail slider 21 can slide in the outside of bracing piece 22, thereby drive connecting plate 24 and slide on fixed plate 18, through setting up fixed block 25 and rotation axis 26, make a scraper blade 27 can clear the fixed plate 18 under the cooperation of connecting plate 24, clear water and the frost on fixed plate 18 and scrape, through setting up stretch cord 30, at connecting block 31, on, Under No. two forked tail spouts 28 and No. two forked tail sliders 29 mutually supported, drive No. two scraper blades 32 and remove to can keep away from the one side of fixed plate 18 to connecting plate 24 and clear, avoid frosting on the fixed plate 18, do not need the manual work to clear up moreover, make and can carry out automatic clearance to water and frost at the in-process of transportation, thereby avoided the waste to manpower resources.

The working principle is as follows: through the arrangement of the first sliding block 8 and the first sliding groove 10, the second sliding block 11 slides in the second sliding groove 12, so that the positioning block 15 penetrates through the inside of the second positioning hole 17 under the mutual matching of the movable groove 13 and the first spring 14, the water tank 5 can be fixed above the support frame 7, the support frame 7 is pushed upwards, the positioning block 15 can penetrate through the inside of the first positioning hole 16 under the action of the movable groove 13 and the first spring 14, so that the support plate 9 and the support frame 7 can be fixed together, the water tank 5 is arranged below the vehicle board 2, the water tank 5 and the water tank 3 can be communicated through the arrangement of the hexagonal connector 6 and the sewer pipe 4, so that water flowing down along the fixing plate 18 can be collected in a centralized manner, through the arrangement of the roller 34 and the groove 33, the sliding plate 37 can slide above the vehicle board 2, and the limiting plate 41 slides downwards, under the cooperation of the bolt 43, the position of the limiting plate 41 is fixed, so that the gear 38 is inserted into the slot 42, and the gear 38 cannot rotate in the mounting groove 35, and further the limiting of the gear 38 is realized, by arranging the connecting plate 24, in the process of the truck walking, under the mutual cooperation of the first dovetail sliding groove 20, the first dovetail sliding block 21 and the second spring 23, the first dovetail sliding block 21 can slide on the outer side of the supporting rod 22, so as to drive the connecting plate 24 to slide on the fixing plate 18, by arranging the fixing block 25 and the rotating shaft 26, the first scraping plate 27 can scrape the fixing plate 18 under the cooperation of the connecting plate 24, so as to scrape water and frost on the fixing plate 18, by arranging the elastic rope 30, under the mutual cooperation of the connecting block 31, the second dovetail sliding groove 28 and the second dovetail sliding block 29, the second scraping plate 32 is driven to move, therefore, the surface of the connecting plate 24 far away from the fixing plate 18 can be scraped, and frost formation on the fixing plate 18 is avoided.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a van of cold chain transportation, includes freight train body (1), its characterized in that: the water storage device is characterized in that the upper surface of the truck body (1) is horizontally connected with a truck plate (2), a water storage mechanism is arranged below the truck plate (2), a pushing mechanism is arranged above the truck plate, fixing plates (18) are vertically connected to the upper surfaces of the two sides of the truck plate (2), one ends, far away from the truck plate (2), of the two fixing plates (18) are jointly and horizontally connected with a top plate (19), one end, close to the truck plate (2), of the top plate (19) is arc-shaped, the upper surfaces of the two sides of the truck plate (2) are jointly and vertically connected with a protective frame (44), a plurality of defrosting mechanisms are arranged at equal distances on one surfaces, close to each other, of the two fixing plates (18), each defrosting mechanism comprises a connecting plate (24), a plurality of vibrating mechanisms are arranged at equal distances on one surface, close to the fixing plates (18), of the connecting plate (24), the lower side of connecting plate (24) equidistance is provided with a plurality of clearance mechanisms, clearance mechanism includes two fixed blocks (25) of vertical connection at connecting plate (24) lower surface, two the common horizontally connect has rotation axis (26) in the middle of fixed block (25), the outside vertical rotation of rotation axis (26) is connected with scraper blade (27) that contact with fixed plate (18).

2. A cold chain transport van according to claim 1, wherein: water storage mechanism includes water tank (5), the outside of water tank (5) is provided with the installation mechanism with sweep (2) fixed connection, the both ends of water tank (5) all communicate there are basin (3), two the one end outside that basin (3) are close to water tank (5) all overlaps and is equipped with hexagonal joint (6) with water tank (5) fixed connection basin (3) have been seted up to the equal level of sweep (2) both sides upper surface, two the centre of basin (3) communicates with two downcomer pipes (4) respectively.

3. A cold chain transport van according to claim 2, wherein: the mounting mechanism comprises a support frame (7) which is in contact with the water tank (5), and adjusting mechanisms which are fixedly connected with the vehicle plate (2) are arranged at four corners of the support frame (7).

4. A cold chain transport van according to claim 3, wherein: the adjusting mechanism comprises a supporting plate (9) vertically connected to the lower surface of the vehicle plate (2), one surface, close to the supporting frame (7), of the supporting plate (9) is vertically provided with a first sliding groove (10), the inside of the first sliding groove (10) is vertically and slidably connected with a first sliding block (8) fixedly connected with the supporting frame (7), two sides of the first sliding block (8) are vertically connected with a second sliding block (11), two sides of the supporting plate (9) are vertically provided with a second sliding groove (12) matched with the second sliding block (11), one surface, far away from one end of each of the two sliding blocks (11), close to the supporting plate (9) is horizontally provided with a movable groove (13), the inside of each of the two movable grooves (13) is horizontally connected with a first spring (14), one end, far away from each of the two first springs (14), is horizontally connected with a positioning block (15) matched with the movable groove (13), a first positioning hole (16) matched with the positioning block (15) is formed in two sides of one end, close to the vehicle plate (2), of the supporting plate (9), and a second positioning hole (17) matched with the positioning block (15) is formed in two sides of the other end of the supporting plate.

5. A cold chain transport van according to claim 1, wherein: push mechanism includes slide (37) of horizontal sliding connection at sweep (2) upper surface, the one end of slide (37) is rotated and is connected with two gyro wheels (34), sweep (2) one side upper surface horizontal flat is equipped with recess (33) with gyro wheel (34) looks adaptation, slide (37) keep away from the one end of gyro wheel (34) and be provided with the stop gear with sweep (2) fixed connection.

6. A cold chain transport van according to claim 5, wherein: the limiting mechanism comprises a mounting groove (35) which is horizontally arranged on the upper surface of one side of the sweep (2) far away from the groove (33), a rack (36) is horizontally connected inside the mounting groove (35), one surface of the sliding plate (37) close to the vehicle plate (2) is rotatably connected with two gears (38) meshed with the rack (36), one end of the sliding plate (37) close to the gear (38) is horizontally connected with a limit plate (41) in a sliding way, the two ends of one surface of the limiting plate (41) close to the gear (38) are both horizontally provided with clamping grooves (42) meshed with the gear (38), one surface of the limiting plate (41) close to the sliding plate (37) is horizontally connected with a second magnet (40), one surface of the sliding plate (37) close to the limiting plate (41) is horizontally connected with a first magnet (39) attracted with a second magnet (40), and one end of the sliding plate (37) is horizontally inserted with two bolts (43) which are in contact with the sliding plate (37).

7. A cold chain transport van according to claim 6, wherein: vibrations mechanism is including vertical establishing dovetail slide (20) No. one near connecting plate (24) one side at fixed plate (18), connecting plate (24) are close to one vertical dovetail slide (21) that is connected with and dovetail slide (20) looks adaptation of one side of fixed plate (18), the vertical cartridge in inside of dovetail slide (20) has bracing piece (22) with dovetail slide (21) sliding connection, bracing piece (22) outside cover of a dovetail slide (21) below is equipped with No. two springs (23), No. two springs (23) and a dovetail slide (21) and fixed plate (18) fixed connection.

8. A cold chain transport van according to claim 1, wherein: clear mechanism of scraping includes stretch cord (30) that fixed plate (18) one side was kept away from in horizontal connection at connecting plate (24), the outside equidistance sliding connection of stretch cord (30) has No. two scraper blades (32) that a plurality of and connecting plate (24) contacted, and is a plurality of all be provided with between No. two scraper blades (32) with stretch cord (30) fixed connection's connecting block (31), the one side that connecting block (31) are close to connecting plate (24) is connected with No. two forked tail sliders (29), connecting plate (24) are close to the vertical No. two forked tail spout (28) of seting up with No. two forked tail sliders (29) looks adaptations of one side of connecting block (31).