阅读说明：本技术 一种基于物联网的冷链物流箱 (Cold chain thing flow box based on thing networking ) 是由 丁令剑 袁强 林艳芳 罗琼 于 2020-07-22 设计创作，主要内容包括：本发明公开了一种基于物联网的冷链物流箱,涉及冷链物流技术领域,主要为了解决现有冷链物流箱冷气流动性差,影响制冷效果的问题；包括箱体、箱盖和制冷单元,所述箱体顶部可拆卸安装有箱盖,箱体内腔下部安装有用于放置物品的放置板,放置板上均匀开设有多个通孔,所述制冷单元包括冷却盒、电机、主动锥齿轮、从动锥齿轮、转轴、吹风扇叶和吸风扇叶,还包括有保护单元,所述保护单元包括第一连杆、滑块、第一磁铁、第二磁铁、第三磁铁和第二连杆,设有制冷单元,形成冷气的不断循环,从而具有更好的效果；设有保护单元,能够进行多级缓冲保护,保护效果好,方便取出冷却盒更换冰袋,方便实用。(The invention discloses a cold-chain logistics box based on the Internet of things, relates to the technical field of cold-chain logistics, and mainly aims to solve the problems that the cold air flowability of the existing cold-chain logistics box is poor and the refrigeration effect is influenced; the refrigerator comprises a box body, a box cover and a refrigerating unit, wherein the box cover is detachably arranged at the top of the box body, a placing plate for placing articles is arranged at the lower part of an inner cavity of the box body, a plurality of through holes are uniformly formed in the placing plate, the refrigerating unit comprises a cooling box, a motor, a driving bevel gear, a driven bevel gear, a rotating shaft, a blowing fan blade and an air sucking fan blade, and the refrigerator also comprises a protecting unit, the protecting unit comprises a first connecting rod, a sliding block, a first magnet, a second magnet, a third magnet and a second connecting rod, and the refrigerating unit is arranged to form continuous circulation of cold air, so that the refrigerator has a better effect; the ice bag protection device is provided with the protection unit, can perform multi-level buffer protection, has a good protection effect, is convenient to take out the cooling box and replace the ice bag, and is convenient and practical.)

1. A cold chain logistics box based on the Internet of things comprises a box body (1), a box cover (6) and a refrigeration unit, wherein the box cover (6) is detachably mounted at the top of the box body (1), a placing plate (9) for placing articles is mounted at the lower part of an inner cavity of the box body (1), a plurality of through holes (10) are uniformly formed in the placing plate (9), a temperature sensor (12) is mounted on the placing plate (9) in an embedded mode, the temperature sensor (12) is connected with a mobile phone through a communication component on the box body (1), and the cold chain logistics box is characterized in that the refrigeration unit comprises a cooling box (3), a motor (24), a driving bevel gear (23), a driven bevel gear (14), a rotating shaft (17), a blowing fan blade (15) and an air suction fan blade (13), a plurality of slots (2) are formed in the side wall of the box body (1), the cooling box (3), the depth of the slot (2) is greater than the height of the cooling box (3), the top of the cooling box (3) is open, a plurality of through grooves (4) are formed in the box wall of the cooling box (3) and the inner wall of the box body (1) above the placing plate (9), the through grooves (4) in the box wall of the cooling box (3) are communicated with the through grooves (4) in the inner wall of the box body (1), holes communicated with the lower portion of the inner cavity of the slot (2) are uniformly formed in the bottom of the cooling box (3), and a plurality of grooves communicated with the inner cavity of the slot (2) are formed in the inner wall of the box body (1) below the placing plate (9);

a motor (24) is fixedly arranged in the middle of the bottom of the inner cavity of the box body (1), a driving bevel gear (23) is fixedly arranged on an output shaft of the motor (24), a plurality of driven bevel gears (14) meshed with the driving bevel gears (23) are annularly arranged above the driving bevel gears (23), the driven bevel gears (14) are fixedly arranged at one end of a rotating shaft (17), the rotating shaft (17) is horizontally and rotatably arranged at the bottom of the inner cavity of the box body (1), a plurality of groups of blowing fan blades (15) are fixedly arranged on the rotating shaft (17) at intervals, an installation shaft (22) is rotatably arranged at one side of the rotating shaft (17) at the bottom of the inner cavity of the box body (1), a worm is arranged on the rotating shaft (17) close to the installation shaft (22), a worm wheel (25) meshed with the worm is fixedly arranged on the installation shaft (22), and the top end of an output shaft of the motor (24) and the top end of the mounting shaft (22) are both fixedly provided with a suction fan blade (13).

2. The cold chain logistics box based on the Internet of things of claim 1, wherein the box body (1) is externally sleeved with heat preservation cotton.

3. The internet of things-based cold-chain logistics box of claim 1, wherein a plurality of support cones (27) are uniformly fixed at the bottom of the box body (1).

4. The internet of things-based cold-chain logistics box of claim 1, wherein a first sealing strip (7) for plugging the insertion groove (2) is installed on the lower surface of the box cover (6), and the first sealing strip (7) is connected with the box cover (6) through an elastic piece.

5. The internet of things-based cold-chain logistics box of claim 1, wherein the lower surface of the box cover (6) is adhered with a second sealing strip (8) attached to the inner wall of the box body (1).

6. The cold chain logistics box based on the internet of things as claimed in any one of claims 1-5, wherein a plurality of sets of connecting members (5) for detachable connection are arranged between the box cover (6) and the box body (1), each connecting member (5) comprises a mounting rod (30), a limiting rod (31) and a first compression spring (34), a support plate is fixed on the edge of the box body (1), the mounting rod (30) horizontally penetrates through the support plate, one end, close to the side wall of the box body (1), of the mounting rod (30) is fixedly connected with the center of the limiting rod (31), a limiting ring is arranged at the other end of the mounting rod (30), the first compression spring (34) is sleeved between the support plate and the limiting ring on the mounting rod (30), a circular groove is formed in the side wall of the box body (1), the center of the circular groove is located on the center line of the mounting rod (30), the diameter of the circular groove is smaller than the length, the wall of the circular groove is provided with an annular groove (28), the diameter of the annular groove (28) is not less than the length of the limiting rod (31), and the side wall of the box body (1) is symmetrically provided with notches (29) communicated with the annular groove (28).

7. The internet of things-based cold chain logistics box of claim 6, wherein a plurality of arc-shaped elastic sheets (32) are fixed at the bottom of the annular groove (28), and annular magnetic strips (33) are arranged on the opposite surfaces of the limiting rod (31) and the annular groove (28).

8. The cold chain logistics box based on the Internet of things as claimed in claim 4, further comprising a protection unit, wherein the protection unit comprises a first connecting rod (11), a sliding block (21), a first magnet (18), a second magnet (19), a third magnet (20) and a second connecting rod (16), the placing plate (9) is connected with the inner wall of the box body (1) in a vertical sliding manner, a plurality of first connecting rods (11) are hinged to the bottom of the placing plate (9) in a circumferential direction, the other end of the first connecting rod (11) is hinged to the sliding block (21), the sliding block (21) is connected with a sliding groove formed in the bottom of the inner cavity of the box body (1) in a sliding manner, the first magnet (18) is fixed to one end of the sliding groove close to the inner wall of the box body (1), the third magnet (20) is fixed to the side wall of the sliding block (21) close to the first magnet (18), and the second magnet (19) is installed in the sliding groove between the first, first magnet (18) are the same with the magnetic pole of second magnet (19) opposite face, third magnet (20) are the same with the opposite face magnetic pole of second magnet (19), between first magnet (18) and second magnet (19) and between second magnet (19) and third magnet (20) equal fixedly connected with second compression spring (26), it has second connecting rod (16) still to articulate on first connecting rod (11), second connecting rod (16) other end extends to in slot (2) and articulates there is the ejector pad, ejector pad slidable mounting in slot (2) and with cooling box (3) bottom contact, box (1) inner wall and place all set up the motion groove that supplies second connecting rod (16) motion on board (9).

9. The internet of things-based cold chain logistics box of claim 8, wherein the side of the upper surface of the placement plate (9) is fixed with a buffering elastic sheet (35), one side of the buffering elastic sheet (35) close to the inner wall of the box body (1) is fixed with elastic arc-shaped claws (36) at intervals from top to bottom, and the inner wall of the box body (1) is fixed with a plurality of bulges (37) matched with the elastic arc-shaped claws (36) at intervals from top to bottom.

Technical Field

The invention relates to the technical field of cold-chain logistics, in particular to a cold-chain logistics box based on the Internet of things.

Background

Cold chain logistics generally refers to a system project of producing, storing, transporting and selling refrigerated and frozen foods, and keeping the refrigerated and frozen foods in a specified low-temperature environment in all links before consumption so as to ensure the quality of the foods and reduce the loss of the foods. It is established with the progress of science and technology and the development of refrigeration technology, and is a low-temperature logistics process based on refrigeration technology and by means of refrigeration technology.

Current cold chain thing flow box generally sets up the intermediate layer in the box for place ice bag or other refrigeration parts, but current cold chain thing flow box cold air mobility is relatively poor, and it is inhomogeneous to lead to the air conditioning distribution of different positions in the box, has temperature difference, thereby has influenced refrigeration effect.

Disclosure of Invention

The invention aims to provide a cold-chain logistics box based on the Internet of things, and the cold-chain logistics box is used for solving the problems.

In order to achieve the purpose, the invention provides the following technical scheme:

a cold chain logistics box based on the Internet of things comprises a box body, a box cover and a refrigeration unit, wherein the box cover is detachably mounted at the top of the box body, a placing plate for placing articles is mounted at the lower part of an inner cavity of the box body, a plurality of through holes are uniformly formed in the placing plate, a temperature sensor is mounted on the placing plate in an embedded manner and is connected with a mobile phone through a communication component on the box body, the refrigeration unit comprises a cooling box, a motor, a driving bevel gear, a driven bevel gear, a rotating shaft, a blowing fan blade and a suction fan blade, a plurality of slots are formed in the side wall of the box body, a cooling box for placing ice bags is slidably inserted in the slots, the depth of each slot is larger than the height of the cooling box, the top of the cooling box is open, a plurality of through grooves are formed in the box wall of the cooling box above the placing plate and the inner, the hole that communicates with slot inner chamber lower part is evenly seted up to cooling box bottom, places and offers many grooves with slot inner chamber intercommunication on the box inner wall of board below, fixed mounting has the motor in the middle of the box inner chamber bottom, and fixed mounting has initiative bevel gear on the output shaft of motor, initiative bevel gear top hoop is equipped with a plurality of driven bevel gear with it meshing, and driven bevel gear fixed mounting is in pivot one end, and pivot horizontal rotation installs in box inner chamber bottom, and interval fixed mounting has multiunit blower leaf in the pivot, box inner chamber bottom is located pivot one side and rotates installs the installation axle, is close to installation axle department in the pivot and is equipped with the worm, installs epaxial fixed mounting have with worm meshing's worm wheel, the equal fixed mounting in output shaft top and the installation axle top of motor has the suction.

On the basis of the technical scheme, the invention also provides the following optional technical scheme:

in one alternative: the box body is externally sleeved with heat insulation cotton.

In one alternative: a plurality of supporting cones are uniformly fixed at the bottom of the box body.

In one alternative: the lower surface of the box cover is provided with a first sealing strip used for plugging the slot, and the first sealing strip is connected with the box cover through an elastic piece.

In one alternative: and a second sealing strip attached to the inner wall of the box body is adhered to the lower surface of the box cover.

In one alternative: the box cover is characterized in that a plurality of groups of connecting pieces used for being detachably connected are arranged between the box cover and the box body, each connecting piece comprises an installation rod, a limiting rod and a first compression spring, a support plate is fixed to the edge of the box body, the installation rods are horizontally arranged on the support plate in a penetrating mode, one end, close to the side wall of the box body, of each installation rod is fixedly connected with the center of the corresponding limiting rod, the other end of each installation rod is provided with a limiting ring, the first compression springs are sleeved between the support plates and the limiting rings on the installation rods, circular grooves are formed in the side wall of the box body, the centers of the circular grooves are located on the center line of the installation rods, the diameters of the circular grooves are smaller than the length of the limiting rods, annular grooves.

In one alternative: the groove bottom of the annular groove is fixedly provided with a plurality of arc-shaped elastic sheets, and the opposite surfaces of the limiting rod and the annular groove are provided with annular magnetic stripes.

In one alternative: the box body is characterized by further comprising a protection unit, the protection unit comprises a first connecting rod, a sliding block, a first magnet, a second magnet, a third magnet and a second connecting rod, the placing plate is connected with the inner wall of the box body in a vertical sliding mode, a plurality of first connecting rods are hinged to the bottom of the placing plate in the circumferential direction, the other end of each first connecting rod is hinged to a sliding block, the sliding block is connected with a sliding groove formed in the bottom of the inner cavity of the box body in a sliding mode, the first magnet is fixed to one end, close to the inner wall of the box body, in the sliding groove, the third magnet is fixed to the side wall, close to the first magnet, of the sliding block, the second magnet is installed between the first magnet and the third magnet in the sliding groove in a sliding mode, the magnetic poles of opposite faces of the first magnet and the second magnet are the same, the magnetic poles of opposite faces of the third magnet and the second magnet are the same, second, the other end of the second connecting rod extends into the slot and is hinged with a push block, the push block is slidably mounted in the slot and is in contact with the bottom of the cooling box, and moving grooves for the second connecting rod to move are formed in the inner wall of the box body and the placing plate.

In one alternative: the side of the upper surface of the placing plate is fixed with a buffering elastic sheet, one side of the buffering elastic sheet close to the inner wall of the box body is fixed with elastic arc-shaped claws at intervals from top to bottom, and a plurality of bulges matched with the elastic arc-shaped claws are fixed on the inner wall of the box body at intervals from top to bottom.

Compared with the prior art, the invention has the following beneficial effects:

1. the refrigeration unit is arranged and comprises a cooling box, a motor, a driving bevel gear, a driven bevel gear, a rotating shaft, a blowing fan blade and an air suction fan blade, wherein the motor drives the driving bevel gear to rotate, the driving bevel gear drives the rotating shaft to rotate through the driven bevel gear, the rotating shaft drives the blowing fan blade to rotate, meanwhile, the rotating shaft drives an installation shaft to rotate through the cooperation of a worm gear and a worm, the installation shaft drives the air suction fan blade to rotate, the air above the placing plate is sucked below the placing plate through a through hole by the air suction fan blade, then is sent to the lower part of an inner cavity of the slot through the blowing fan blade, and then enters the cooling box through a hole in the bottom of the cooling box, after the ice bag in the cooling box is further cooled, the ice bag enters a space above the placing plate from the;

2. be equipped with the protection unit, the protection unit includes first connecting rod, slider, first magnet, second magnet, third magnet and second connecting rod, when receiving external force, place the board motion, drive the slider through first connecting rod and move to being close to the box inner wall, first magnet, repulsion force between second magnet and the third magnet can carry out multistage buffering protection, the protection is effectual, first connecting rod passes through the second connecting rod and pushes away the cooling box upwards, the gravity of cooling box also can carry out relative buffering, the protection is effectual, when opening the case lid, the second connecting rod pushes away the cooling box upwards can release the slot with the cooling box in, and then conveniently take out the cooling box and change ice bag, and is convenient and practical.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

FIG. 2 is a schematic diagram of the positions of the annular groove and the notch according to the first embodiment of the present invention.

FIG. 3 is a three-dimensional view of a ring groove and notch in a first embodiment of the present invention.

Fig. 4 is a partially enlarged view of fig. 1.

Fig. 5 is a schematic structural diagram of a second embodiment of the present invention.

Notations for reference numerals: 1-box body, 2-slot, 3-cooling box, 4-through groove, 5-connecting piece, 6-box cover, 7-first sealing strip, 8-second sealing strip, 9-placing plate, 10-through hole, 11-first connecting rod, 12-temperature sensor, 13-suction fan blade, 14-driven bevel gear, 15-blowing fan blade, 16-second connecting rod, 17-rotating shaft, 18-first magnet, 19-second magnet, 20-third magnet, 21-sliding block, 22-mounting shaft, 23-driving bevel gear, 24-motor, 25-worm gear, 26-second compression spring, 27-supporting cone, 28-annular groove, 29-notch, 30-mounting rod, 31-limiting rod, 32-arc-shaped elastic sheet, 33-annular magnetic strip, 34-first compression spring, 35-buffer elastic sheet, 36-elastic arc-shaped claw and 37-bulge.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.