CN115818298A - Freezer heat preservation automated inspection loading and unloading goods platform - Google Patents
Freezer heat preservation automated inspection loading and unloading goods platform Download PDFInfo
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- CN115818298A CN115818298A CN202310023699.2A CN202310023699A CN115818298A CN 115818298 A CN115818298 A CN 115818298A CN 202310023699 A CN202310023699 A CN 202310023699A CN 115818298 A CN115818298 A CN 115818298A
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- unloading platform
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The invention relates to the technical field of refrigeration house equipment, in particular to an automatic detection loading and unloading platform for refrigeration house heat preservation; the device comprises a loading and unloading opening formed in the wall body of the refrigeration house, a sliding door arranged on the inner side of the loading and unloading opening, a door seal arranged on the outer side of the loading and unloading opening, a foundation pit and a loading and unloading platform; a lower side wall is arranged at the lower side of the loading and unloading opening, and the foundation pit is positioned on the ground at the inner side of the lower side wall; the loading and unloading platform is arranged in the foundation pit, a transition plate of the loading and unloading platform is horizontally arranged above the base, the deck plate is rotatably connected with the loading and unloading platform, the lifting hydraulic cylinder is arranged below the deck plate, and the expansion plate is expanded and contracted along the left and right directions at the lower side of the deck plate and is rotatably connected with the attachment strap; the loading and unloading platform is provided with the expansion plate and the butt strap, passes over the lower side wall and is directly lapped at the position of a carriage port of the truck, so that the leakage of cold air caused by the damage of the lower side wall is avoided; the guide concave rail is limited, the flap door slides up and down along the surface of the side wall of the loading and unloading port, a sealing groove is formed above the protruding part of the lower side wall, and the flap door can be clamped into the sealing groove to reduce the dissipation of cold air.
Description
Technical Field
The invention relates to the technical field of refrigeration house equipment, in particular to an automatic detection loading and unloading platform for refrigeration house heat preservation.
Background
When the cold storage is loaded and unloaded, a wagon compartment opening is required to be aligned with a loading and unloading opening in a wall body, a bedplate is built at the wagon compartment opening by a hydraulic loading and unloading platform in the foundation pit, and the cargos are loaded and unloaded by using carrying equipment such as a forklift; the carriage opening is slightly larger than the loading and unloading opening, and a door seal is arranged on the outer side of the loading and unloading opening to play a role in heat preservation.
However, the foundation pit of the existing hydraulic loading and unloading platform is generally communicated with the outside, the foundation pit penetrates through a wall body, a pit opening on the front side of the foundation pit and the loading and unloading opening form an inverted convex shape, and the lower side of the loading and unloading opening is flush with the ground of the refrigeration house; the lower edge of the truck carriage port directly supports against the front side port of the foundation pit, so that a bedplate of the hydraulic loading and unloading platform can be conveniently built on the truck carriage port, the design facilitates the overlapping requirement, and simultaneously, the cold air in the cold storage is scattered out of the foundation pit, a large amount of cold air is leaked, the leaked cold air needs to be repaired by the refrigerator, and the cost is increased.
If a wall is arranged at a pithead on the front side of a foundation pit, because the heat preservation requirement of a refrigeration house, a carriage opening is slightly larger than a loading and unloading opening or is basically equal to the loading and unloading opening in size, the height of a wall body is parallel and level to the lower edge of the carriage opening, slightly higher or slightly lower, the arrangement of a bedplate of a hydraulic loading and unloading platform is not facilitated, the bedplate is arranged on the wall, a forklift carries goods back and forth, the wall body can be damaged, a sliding door is arranged at the loading and unloading opening, when the goods are not required to be loaded and unloaded, the door plate descends to seal the loading and unloading opening, the damage of the wall body can cause incomplete sealing, cold air leakage also occurs when the goods are not loaded and unloaded in the refrigeration house, the goods are not loaded and unloaded most of time, if the leakage occurs, the condition is more serious, the loss is larger, and the refrigeration efficiency is also reduced.
Disclosure of Invention
The invention provides a refrigeration house heat-preservation automatic detection loading and unloading platform, aiming at the technical problem that cold air is leaked due to unreasonable arrangement of a foundation pit in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: a cold storage heat preservation automatic detection loading and unloading platform comprises a loading and unloading opening formed in a wall body of a cold storage, a sliding door arranged on the inner side of the loading and unloading opening, a door seal on the outer side of the loading and unloading opening, a foundation pit and a loading and unloading platform; a lower side wall is arranged at the lower side of the loading and unloading opening, and the foundation pit is positioned on the ground at the inner side of the lower side wall; the loading and unloading platform is arranged in the foundation pit; the loading and unloading platform comprises a base, a transition plate, a platform panel, a telescopic plate and a butt strap; the transition plate is horizontally arranged above the base and is flush with the ground, the left side of the table panel is rotatably connected with the right side of the transition plate, and a lifting hydraulic cylinder is arranged below the right side of the table panel and used for lifting the table panel; the expansion plate is arranged on the lower side of the table board and can move in the left-right direction of the table board, and the right side of the expansion plate is rotatably connected with the left side of the access board.
Preferably, the sliding lifting door comprises a lifting device and a flap door, the lifting device comprises two lifting rollers and two steel wire ropes, and the two lifting rollers are respectively arranged on two sides above the loading and unloading port; the lower ends of the two steel wire ropes are fixedly connected with two ends of the bottom of the flap door respectively, and the upper ends of the two steel wire ropes are wound on the two lifting rollers correspondingly.
Preferably, the inner sides of the front side wall and the rear side wall of the loading and unloading port are provided with vertical guide concave rails, the thickness of the lower side wall is larger than that of the wall body of the refrigeration house, the lower side wall is provided with an inward protruding part, and the upper surface of the protruding part is provided with a horizontal sealing groove; the guide groove rail and the sealing groove are in the same plane, and the guide groove rail extends downwards into the sealing groove.
Preferably, the edges of the front side and the rear side of the flap door are respectively matched in the guide concave rails on the front side and the rear side of the loading and unloading opening, and the lower edge of the flap door is matched in the sealing groove.
Preferably, an inflatable air bag is arranged in the sealing groove; and the flap door is also provided with a transparent glass window.
Preferably, two lifting hydraulic cylinders are arranged and are respectively positioned at two ends of the lower part of the right side of the table board, the cylinder body of each lifting hydraulic cylinder is hinged with the table board, and the piston rod of each lifting hydraulic cylinder is hinged with the base; the lower surface of the table panel is also provided with a telescopic hydraulic cylinder, the cylinder body of the telescopic hydraulic cylinder is fixedly connected with the table panel, and the piston rod of the telescopic hydraulic cylinder is fixedly connected with the telescopic plate; the front side and the rear side of the lower surface of the table panel are respectively and fixedly connected with telescopic grooves, and the telescopic plates are connected with the telescopic grooves on the front side and the rear side in a sliding mode.
Preferably, the device also comprises two inclined struts, and a plurality of bolt holes are respectively formed in the front side and the rear side of the base; two the bracing is located the front and back both sides of expansion plate respectively, and one end is articulated with the expansion plate, and the other end passes through bolt and bolt hole connection.
Preferably, the outer side of the lower side wall is provided with an anti-collision barrier strip; a stop block is further arranged at the right end of the telescopic plate and is arranged in a rightward inclined mode; and the inner side of the lower side wall is also provided with a heat insulation layer.
Preferably, the device also comprises a displacement sensor, a rotating device and a laser guide instrument; the displacement sensor is arranged at the upper part of the inner side of the lower side wall; the rotating device is arranged at the right end of the telescopic plate; the laser guide instrument comprises a laser transmitter and a photoelectric receiver; the laser emitter is fixedly connected with one end of the rotating device, and the photoelectric receiver is arranged in the middle of the upper surface of the lower side wall.
Preferably, the rotating device comprises a first mounting block and a second mounting block; the upper end of the first mounting block is fixedly connected with the telescopic plate, the lower end of the first mounting block is rotatably connected with the upper end of the second mounting block through a rotating shaft, and the lower end of the second mounting block is fixedly connected with the laser transmitter; and balancing weights are arranged on two sides of the laser emitter in a balanced manner.
Compared with the prior art, the invention has the advantages and positive effects that: (1) The lower side of the loading and unloading port is sealed through the lower side wall, so that a large amount of cold air is prevented from being scattered from a foundation pit, the loading and unloading platform is provided with the expansion plate and the butt strap, the expansion plate and the butt strap cross the lower side wall, so that the loading and unloading platform is not in contact with the lower side wall and is directly lapped at the position of a carriage port of a truck through the butt strap, and cold air leakage caused by damage to the lower side wall is avoided; (2) The lifting device controls the flap gate to ascend and descend, and the flap gate is limited by the guide concave rail so as to slide up and down along the surface of the side wall of the loading and unloading port; the lower side wall is provided with a protruding part, a sealing groove is formed above the protruding part, and the lower part of the flap door falling to the bottom can be clamped into the sealing groove to reduce the loss of cold air; (3) The lifting hydraulic cylinder is inverted, so that water drops are prevented from entering the cylinder from a gap between the piston rod and the cylinder body, the lifting hydraulic cylinder cannot work, the lifting hydraulic cylinder is easy to damage, and even the whole hydraulic system is influenced; (4) The platform panel, the expansion plate and the butt strap are arranged on the displacement sensor and the laser guide instrument to realize automatic overlapping of the loading platform, so that integrated automatic control is realized, labor and cost expenditure are reduced, and time is saved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced,
FIG. 1 is a schematic diagram of the present platform;
FIG. 2 is a side view of the loading dock;
FIG. 3 is a perspective view of the loading dock;
FIG. 4 is a side cross-sectional view of the mounting of the sectional liftgate on a wall;
FIG. 5 is an enlarged view taken at A in FIG. 4;
FIG. 6 is a schematic front view of a sectional door mounted to a wall;
FIG. 7 is a cross-sectional view taken at B-B of FIG. 6;
FIG. 8 is a schematic view showing the attachment of the platform to the opening of the vehicle in embodiment 2;
FIG. 9 is a schematic view showing the installation of the displacement sensor and the laser guide in embodiment 2;
FIG. 10 is a schematic view showing the loading and unloading platform incorporated into a foundation pit in example 2;
fig. 11 is a schematic view showing the lifting of the unloading platform in embodiment 2.
Description of reference numerals:
1-a cold storage wall body, 11-a loading and unloading port, 12-a lower side wall, 121-an insulating layer, 13-a guide concave rail, 14-a protruding part, 15-a sealing groove, 16-a displacement sensor, 17-a rotating device, 171-a first installation block, 172-a second installation block, 18-a laser guide instrument, 181-a laser transmitter, 182-a photoelectric receiver and 19-a balancing weight;
2-sliding lifting door, 21-lifting device, 22-lifting roller, 23-steel wire rope, 24-flap door and 25-transparent glass window;
3, foundation pit;
4-loading and unloading platform, 41-base, 42-transition plate, 43-table panel, 44-expansion plate, 441-stop block, 45-butt strap, 46-lifting hydraulic cylinder, 47-expansion hydraulic cylinder, 48-bolt hole and 49-expansion groove;
5-door sealing;
6-inflating the air bag;
7-diagonal bracing;
8-anti-collision barrier strips;
9-truck, 91-carriage, 92-carriage port.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein and, therefore, the present invention is not limited to the specific embodiments disclosed in the following description.
Example 1
The invention is further explained with reference to the attached drawings 1-7, and the invention relates to a refrigeration house heat preservation automatic detection loading and unloading platform, which comprises a loading and unloading port 11 arranged on a refrigeration house wall 1, a sliding door 2 arranged on the inner side of the loading and unloading port 11, a door seal 5 on the outer side, a foundation pit 3 and a loading and unloading platform 4, as shown in the attached drawings 1-3; a lower side wall 12 is arranged at the lower side of the loading and unloading opening 11, and the foundation pit 3 is positioned on the ground at the inner side of the lower side wall 12; the loading and unloading platform 4 is arranged in the foundation pit 3; the loading and unloading platform 4 comprises a base 41, a transition plate 42, a platform panel 43, a telescopic plate 44 and a butt strap 45; the transition plate 42 is horizontally arranged above the base 41 and is flush with the ground, the left side of the platform panel 43 is rotatably connected with the right side of the transition plate 42, and a lifting hydraulic cylinder 46 is arranged below the right side of the platform panel 43 and is used for lifting the platform panel 43; the expansion plate 44 is provided under the deck plate 43 and is movable in the left-right direction of the deck plate 43, and the right side of the expansion plate 44 is rotatably connected to the left side of the attachment plate 45.
The lower side wall 12 is arranged to seal the lower side of the loading and unloading port 11, so that a large amount of cold air is prevented from being scattered from the foundation pit 3, the loading and unloading platform 4 is provided with the expansion plate 44 and the butt strap 45, the expansion plate and the butt strap 45 cross the lower side wall 12, so that the loading and unloading platform 4 is not in contact with the lower side wall 12 and is directly lapped at the compartment port 92 of the truck 9 through the butt strap 45, and the cold air leakage caused by damage to the lower side wall 12 is avoided; the loading and unloading port 11 and the compartment port 92 of the truck 9 are equal in size or slightly smaller, the sliding door 2 on the inner side is opened when the truck is loaded and unloaded, the truck 9 is wrapped by the door seal 5 on the outer side, cold air is reduced to be emitted, and the heat preservation effect is achieved.
As shown in fig. 4 and 6, the slide-up door 2 includes a lifting device 21 and a flap door 24, the lifting device 21 includes two lifting rollers 22 and two strands of wire ropes 23, and the two lifting rollers 22 are respectively disposed on both sides above the loading/unloading port 11; the lower ends of the two wire ropes 23 are respectively fixedly connected with the two ends of the bottom of the flap door 24, and the upper ends of the two wire ropes 23 are respectively correspondingly wound on the two lifting rollers 22.
As shown in fig. 4-7, the inner sides of the front and rear side walls of the loading and unloading port 11 are provided with vertical guide concave rails 13, the thickness of the lower side wall 12 is larger than that of the wall 1 of the refrigeration house, the lower side wall 12 is provided with an inward protruding part 14, and the upper surface of the protruding part 14 is provided with a horizontal sealing groove 15; the guide groove rail 13 is in the same plane as the sealing groove 15, and the guide groove rail 13 extends downward into the sealing groove 15.
As shown in fig. 4 to 7, front and rear side edges of the flap door 24 are fitted in the guide grooves 13 on the front and rear sides of the loading and unloading opening 11, respectively, and a lower edge of the flap door 24 is fitted in the seal groove 15.
By starting the lifting device 21, the lifting roller 22 can realize the winding and unwinding of the steel wire rope 23, so that the flap door 24 ascends and descends, and the concave rail 13 is guided to limit the displacement of the flap door 24 so as to smoothly slide up and down along the surface of the side wall of the loading and unloading port 11; the lower side wall 12 is provided with a protruding part 14, a sealing groove 15 is arranged above the protruding part, and the lower part of the flap door 24 falling to the bottom can be clamped into the sealing groove 15, so that the dissipation of cold air is reduced.
As shown in fig. 5, the inflatable air bag 6 is arranged in the sealing groove 15; when the flap door 24 falls down and the lower side enters the sealing groove 15, the inflatable airbag 6 is inflated and opened, and the effects of isolation and heat preservation are achieved.
As shown in fig. 1, the flap door 24 is further provided with a transparent glass window 25.
As shown in fig. 3, there are two hydraulic lift cylinders 46 respectively located at two ends of the right lower side of the platform 43, a cylinder body of the hydraulic lift cylinder 46 is hinged to the platform 43, and a piston rod of the hydraulic lift cylinder 46 is hinged to the base 41.
When the forklift carries goods, the temperature of the forklift and the goods is increased from the interior of the refrigeration house to the loading and unloading port 11, cold air forms water drops on the surfaces of the forklift and the goods, the cold air bumps when passing through the loading and unloading platform 4 to cause the water drops to fall on the loading and unloading platform 4, the carrying times are more, and the water drops gradually fall on the lifting hydraulic cylinder; the lifting hydraulic cylinder 46 is inverted, the cylinder body is connected with the table board 43 positioned above, the piston rod is connected with the base 41 positioned below, and water drops are prevented from entering the cylinder from a gap between the piston rod and the cylinder body, so that the lifting hydraulic cylinder 46 cannot work and is easy to damage, and even the whole hydraulic system is influenced.
As shown in fig. 2, a telescopic hydraulic cylinder 47 is further disposed on the lower surface of the deck plate 43, a cylinder body of the telescopic hydraulic cylinder 47 is fixedly connected with the deck plate 43, and a piston rod of the telescopic hydraulic cylinder 47 is fixedly connected with the telescopic plate 44; the front and rear sides of the lower surface of the deck 43 are fixedly connected with telescopic grooves 49 respectively, and the telescopic plates 44 are slidably connected with the telescopic grooves 49 at the front and rear sides.
The telescopic plate 44 moves left and right along the telescopic groove 49 under the driving of the telescopic hydraulic cylinder 47, and the telescopic groove 49 is fixed on the table panel 43 and plays a role of supporting when the telescopic plate 44 is pressed by the forklift.
The lifting hydraulic cylinder 46 and the telescopic hydraulic cylinder 47 are both connected with a hydraulic pump of a hydraulic system through hydraulic pipelines.
As shown in fig. 2 and 3, the utility model further comprises two inclined struts 7, and a plurality of bolt holes 48 are respectively arranged on the front side and the rear side of the base 41; the two inclined struts 7 are respectively positioned at the front side and the rear side of the expansion plate 44, one end of each inclined strut is hinged with the expansion plate 44, and the other end of each inclined strut is connected with the bolt hole 48 through a bolt.
The hinged end of the inclined strut 7 and the expansion plate 44 is preferably located at the right side of the expansion plate 44, the right side of the expansion plate 44 extends out first, if the expansion plate 44 extends out too long, the supporting effect of the expansion groove 49 on the expansion plate is very small, and at the moment, the inclined strut 7 can play a good supporting effect.
As shown in fig. 4 and 6, the outer side of the lower side wall 12 is provided with an anti-collision barrier strip 8; the damage of the freight car 9 caused by the collision of the car body 91 with the lower side wall 12 when the car backs to the loading and unloading port 11 is prevented.
As shown in fig. 1-3, a stopper 441 is further disposed at the right end of the retractable plate 44, and the stopper 441 is disposed to be inclined to the right; the stopper 441 blocks the access panel 45 to be in an outward inclined state, so that the access panel 45 is more easily slid outward when descending and accessing to the compartment opening 92, and does not need to be manually pushed outward.
As shown in fig. 1, 4 and 5, an insulating layer 121 is further disposed on the inner side of the lower sidewall 12; the heat insulation layer 121 is a polyurethane heat insulation plate, and plays a role in heat insulation, and reduces heat exchange between cold air and external hot air through the lower side wall 12.
Example 2
The present embodiment is different from embodiment 1 in that, as shown in fig. 8 to 11, the present embodiment further includes a displacement sensor 16, a rotating device 17, and a laser guide 18; the displacement sensor 16 is arranged at the upper part of the inner side of the lower side wall 12; the rotating device 17 is arranged at the right end of the expansion plate 44; the laser guide instrument 18 comprises a laser transmitter 181 and a photoelectric receiver 182; the laser emitter 181 is fixedly connected to one end of the rotating device 17, and the photoelectric receiver 182 is disposed in the middle of the upper surface of the lower sidewall 12.
When goods need to be loaded and unloaded, the sliding door 2 is opened, the control system is started, the click is started, the lifting hydraulic cylinder 46 is controlled to push the table board 43, the expansion plate 44 and the butt strap 45 to ascend, and the displacement sensor 16 sets a distance parameter which is the maximum distance from the displacement sensor 16 to the butt strap 45; when the displacement sensor 16 detects that the distance parameter is larger than the distance parameter, the displacement sensor 16 gives a signal to the control system, and the control system controls the lifting hydraulic cylinder 46 to stop acting or stops acting after setting a delay of one second; the telescopic hydraulic cylinder 47 acts to push the telescopic plate 44 to the right until the laser transmitter 181 is positioned right above the photoelectric receiver 182, and the laser transmitter 181 receives a signal reflected by the photoelectric receiver 182 and transmits the signal to the control system; the control system controls the lifting hydraulic cylinder 46 and the telescopic hydraulic cylinder 47 to retract, because the laser guide instrument 18 has an automatic alignment function, when the positions of the laser transmitter 181 and the photoelectric receiver 182 deviate, the laser transmitter 181 cannot receive a signal reflected by the photoelectric receiver 182, the control system controls the lifting hydraulic cylinder 46 and the telescopic hydraulic cylinder 47 to act so that the laser transmitter 181 and the photoelectric receiver 182 are aligned until the access board 45 is accessed to the compartment opening 92, and the displacement sensor 16 detects that the distance parameter is smaller than the set distance parameter, the displacement sensor 16 gives a signal to the control system, and when the control system receives the signal sent by the displacement sensor 16 again, the control system controls the lifting hydraulic cylinder 46 to stop acting, and the platform panel 43, the telescopic board 44 and the access board 45 of the loading and unloading platform are completely accessed to the compartment opening 92.
As shown in fig. 9, the rotating device 17 includes a first mounting block 171 and a second mounting block 172; the upper end of the first mounting block 171 is fixedly connected with the expansion plate 44, the lower end of the first mounting block 171 is rotatably connected with the upper end of the second mounting block 172 through a rotating shaft, and the lower end of the second mounting block 172 is fixedly connected with the laser emitter 181.
As shown in fig. 9, two sides of the laser emitter 181 are provided with balancing weights 19 in a balanced manner; the weight 19 makes it easier to rotate the laser emitter 181 relative to the photo-receiver 182 and to maintain it in a horizontal position, preferably aligned with the photo-receiver 182.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the above-mentioned technical details to other fields by using the equivalent embodiments with equivalent changes or modifications, but any simple modification and equivalent changes made to the above embodiments according to the technical spirit of the present invention may still fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. A refrigeration house heat preservation automatic detection loading and unloading platform is characterized by comprising a loading and unloading opening (11) formed in a refrigeration house wall body (1), a sliding door (2) arranged on the inner side of the loading and unloading opening (11), a door seal (5) arranged on the outer side of the loading and unloading opening (11), a foundation pit (3) and an loading and unloading platform (4); a lower side wall (12) is arranged at the lower side of the loading and unloading opening (11), and the foundation pit (3) is positioned on the ground at the inner side of the lower side wall (12); the loading and unloading platform (4) is arranged in the foundation pit (3);
the loading and unloading platform (4) comprises a base (41), a transition plate (42), a deck plate (43), a telescopic plate (44) and an attachment strap (45); the transition plate (42) is horizontally arranged above the base (41) and is flush with the ground, the left side of the platform panel (43) is rotatably connected with the right side of the transition plate (42), and a lifting hydraulic cylinder (46) is arranged below the right side of the platform panel (43) and is used for lifting the platform panel (43); the expansion plate (44) is arranged on the lower side of the table board (43) and can move along the left-right direction of the table board (43), and the right side of the expansion plate (44) is rotatably connected with the left side of the access board (45).
2. The refrigeration house heat preservation automatic detection loading and unloading platform according to claim 1, characterized in that the sliding lifting door (2) comprises a lifting device (21) and a flap door (24), the lifting device (21) comprises two lifting rollers (22) and two wire ropes (23), the two lifting rollers (22) are respectively arranged at two sides above the loading and unloading opening (11); the lower ends of the two steel wire ropes (23) are respectively fixedly connected with two ends of the bottom of the flap door (24), and the upper ends of the two steel wire ropes (23) are respectively and correspondingly wound on the two lifting rollers (22).
3. The automatic detection loading and unloading platform for the heat preservation of the refrigeration house according to claim 2, characterized in that the inner sides of the front and rear side walls of the loading and unloading opening (11) are provided with vertical guide concave rails (13), the thickness of the lower side wall (12) is larger than that of the refrigeration house wall (1), the lower side wall (12) is provided with an inward protruding part (14), and the upper surface of the protruding part (14) is provided with a horizontal sealing groove (15); the guide groove rail (13) and the sealing groove (15) are in the same plane, and the guide groove rail (13) extends downwards into the sealing groove (15).
4. The refrigeration house heat preservation automatic detection loading and unloading platform according to claim 3, characterized in that the front and rear side edges of the flap door (24) are respectively fitted in the guide concave rails (13) at the front and rear sides of the loading and unloading port (11), and the lower edge of the flap door (24) is fitted in the sealing groove (15).
5. The refrigeration house heat preservation automatic detection loading and unloading platform according to claim 3, characterized in that an inflatable air bag (6) is arranged in the sealing groove (15);
the flap door (24) is also provided with a transparent glass window (25).
6. The refrigeration house heat preservation automatic detection loading and unloading platform according to claim 1, characterized in that there are two lifting hydraulic cylinders (46) respectively located at two ends of the right lower side of the deck plate (43), the cylinder body of the lifting hydraulic cylinder (46) is hinged with the deck plate (43), and the piston rod of the lifting hydraulic cylinder (46) is hinged with the base (41);
the lower surface of the table panel (43) is also provided with a telescopic hydraulic cylinder (47), the cylinder body of the telescopic hydraulic cylinder (47) is fixedly connected with the table panel (43), and the piston rod of the telescopic hydraulic cylinder (47) is fixedly connected with the telescopic plate (44); the front side and the rear side of the lower surface of the table panel (43) are respectively fixedly connected with a telescopic groove (49), and the telescopic plate (44) is in sliding connection with the telescopic grooves (49) on the front side and the rear side.
7. The refrigeration house heat preservation automatic detection loading and unloading platform according to claim 1, characterized by further comprising two inclined struts (7), wherein a plurality of bolt holes (48) are respectively arranged on the front side and the rear side of the base (41); the two inclined struts (7) are respectively positioned on the front side and the rear side of the expansion plate (44), one end of each inclined strut is hinged to the expansion plate (44), and the other end of each inclined strut is connected with the bolt hole (48) through a bolt.
8. The refrigeration house heat preservation automatic detection loading and unloading platform according to any one of claims 1 to 7, characterized in that the outer side of the lower side wall (12) is provided with an anti-collision barrier strip (8); a stop block (441) is further arranged at the right end of the telescopic plate (44), and the stop block (441) is arranged in a rightward inclined mode; and the inner side of the lower side wall (12) is also provided with an insulating layer (121).
9. The freezer thermal insulation automatic detection loading and unloading platform according to claim 8, characterized by further comprising a displacement sensor (16), a rotating device (17) and a laser guide instrument (18);
the displacement sensor (16) is arranged at the upper part of the inner side of the lower side wall (12);
the rotating device (17) is arranged at the right end of the expansion plate (44);
the laser guide instrument (18) comprises a laser transmitter (181) and a photoelectric receiver (182); the laser transmitter (181) is fixedly connected with one end of the rotating device (17), and the photoelectric receiver (182) is arranged in the middle of the upper surface of the lower side wall (12).
10. The cold storage thermal insulation automatic detection loading and unloading platform according to claim 9, characterized in that the rotating device (17) comprises a first mounting block (171) and a second mounting block (172); the upper end of the first mounting block (171) is fixedly connected with the expansion plate (44), the lower end of the first mounting block (171) is rotatably connected with the upper end of the second mounting block (172) through a rotating shaft, and the lower end of the second mounting block (172) is fixedly connected with the laser emitter (181);
and balancing weights (19) are arranged on two sides of the laser emitter (181) in a balanced manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310023699.2A CN115818298B (en) | 2023-01-09 | 2023-01-09 | Automatic detection loading and unloading platform for heat preservation of refrigeration house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310023699.2A CN115818298B (en) | 2023-01-09 | 2023-01-09 | Automatic detection loading and unloading platform for heat preservation of refrigeration house |
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| Publication Number | Publication Date |
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| CN115818298A true CN115818298A (en) | 2023-03-21 |
| CN115818298B CN115818298B (en) | 2023-05-09 |
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| CN202310023699.2A Active CN115818298B (en) | 2023-01-09 | 2023-01-09 | Automatic detection loading and unloading platform for heat preservation of refrigeration house |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| JP3236146U (en) * | 2021-12-02 | 2022-02-01 | 有限会社小川製作所 | Dock shelter |
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2023
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| EP1640297A1 (en) * | 2004-09-27 | 2006-03-29 | Alten Gerätebau Gmbh | Loading bridge support with sensor |
| CN101304935A (en) * | 2005-11-08 | 2008-11-12 | 莱特-海特控股公司 | Weather shield for underneath a dock leveler |
| US20100264596A1 (en) * | 2009-04-15 | 2010-10-21 | 4Front Engineered Solutions, Inc. | Dock leveler seals and associated methods and systems |
| 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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| CN110342287A (en) * | 2019-08-09 | 2019-10-18 | 上海佰德行物流设施系统工程有限公司 | Three pieces are stretched attachment strap formula loading/unloading platform |
| CN111550093A (en) * | 2020-06-04 | 2020-08-18 | 广州越秀冷链物流有限公司 | Heat preservation system of refrigeration house telescopic loading and unloading goods platform |
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| JP3236146U (en) * | 2021-12-02 | 2022-02-01 | 有限会社小川製作所 | Dock shelter |
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| CN115818298B (en) | 2023-05-09 |
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