CN111674701B

CN111674701B - Portable refrigerator for cold chain logistics

Info

Publication number: CN111674701B
Application number: CN202010596560.3A
Authority: CN
Inventors: 万政一
Original assignee: Yueyang Hongfa Technology Service Co ltd
Current assignee: Yueyang Hongfa Technology Service Co ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2022-04-26
Anticipated expiration: 2040-06-28
Also published as: CN111674701A

Abstract

The invention discloses a portable refrigerating box for cold-chain logistics, which comprises a box body and a box cover, wherein the box cover is positioned at the top of the box body and is clamped with the box body, and a plurality of moving wheels are arranged at the bottom of the box body; a supporting plate connected with the inner wall of the box body in a sliding manner is arranged at the lower part in the box body, a cooling liquid bag is arranged at the bottom in the box body, a supplementing pipe is connected to the side surface of the cooling liquid bag, the front end of the supplementing pipe extends out of the side surface of the box body, and a connecting hole is formed in the cooling liquid bag; this device is when carrying out placing of goods and materials, the accessible rotates the rotation of adjusting the pole, make the layer board rather than taking place relative rotation and slide along the box inner wall, adjust the height of layer board, thereby adjust the interval between goods and materials and the case lid, in long distance transportation, when avoiding the shake to take place, bump between the goods and materials, the damage that goods and materials and the inside bump of box caused, improve the adaptability of device, and guarantee cold-stored effect through height-adjustable's coolant liquid bag, the safe cold-stored of goods and materials when guaranteeing long distance transportation.

Description

Portable refrigerator for cold chain logistics

Technical Field

The invention relates to a refrigerating box, in particular to a portable refrigerating box for cold chain logistics.

Background

The cold chain logistics refers to a system project that frozen and refrigerated articles are always in a specified low-temperature environment in all links from production, storage, transportation and sale to before consumption so as to ensure the quality of the articles and reduce the loss of the articles; the cold chain logistics are suitable for the fields of special commodities such as primary agricultural products, processed foods, medicines and the like.

Chinese patent No. CN203889307U proposes a portable refrigerator for cold chain logistics, which continuously records the history of time-temperature changes of refrigerated foods by using the migration length of indicator in diffusion, and provides the manager or consumer with the signal of the quality status of the refrigerated foods, i.e. indicating the remaining shelf life of the refrigerated foods, thereby satisfying the requirement of monitoring the quality changes of different refrigerated foods in storage and logistics processes in real time, but because the cold chain transportation is long-distance and long-time transportation, most of the current refrigerators are designed with fixed inner space, when different goods are loaded, the matching cannot be guaranteed, and if jolt occurs in the transportation process, the collision between goods and materials, goods and box bodies can be caused, and the damage of goods and materials can be caused.

Disclosure of Invention

The present invention is directed to a portable cooler for cold chain logistics that solves the problems set forth above in the background of the invention.

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

a portable refrigerating box for cold chain logistics comprises a box body and a box cover, wherein the box cover is positioned at the top of the box body and clamped with the box body, and a plurality of moving wheels are arranged at the bottom of the box body; the lower part in the box body is provided with a supporting plate in sliding connection with the inner wall of the box body, the bottom in the box body is provided with a cooling liquid bag, the side surface of the cooling liquid bag is connected with a supplement pipe, the front end of the supplement pipe extends out of the side surface of the box body, the cooling liquid bag is provided with a connecting hole, the connecting hole is connected with an observation pipe positioned on the front side surface of the box body, and the top of the cooling liquid bag is attached to the bottom surface of the supporting plate; the bottom is equipped with rather than the rotation regulation pole of rotating the connection in the box, rotate the regulation pole upper end and stretch out the case lid top, rotate regulation pole and case lid sliding connection, the rotation regulation pole includes integrated into one piece's screw thread portion and sliding part, layer board and screw thread portion screw thread rotate to be connected, sliding part and case lid sliding connection.

The box cover consists of two turnover plates, the butt joints of the tops of the two turnover plates are rotationally connected through a rotating shaft, one turnover plate is provided with a through hole for a rotating adjusting rod to pass through, a rubber plug is inserted into the through hole and is in a circular ring shape, and the top of the other turnover plate is provided with a lifting lug; the bottom surface of the box cover is provided with a clamping frame, and the top of the box body is provided with a clamping groove matched with the clamping frame; the top of the rotating adjusting rod is inserted with an operating rod which is connected with the rotating adjusting rod in a sliding way in the vertical direction; the top of the observation tube is opened and is provided with a sealing plug.

As a preferred embodiment of the present invention: the clamping frame and the clamping groove are fixed through a fixed clamping structure, and the fixed clamping structure comprises a spring convex rod on the clamping frame and a clamping groove on the inner wall of the box body; a pressing rod with the front end extending out of the outer wall of the box body is arranged in the clamping groove.

As a still further preferable embodiment of the present invention: the bottom surface is equipped with spacing telescopic link in the box, and flexible gag lever post top is fixed in the layer board bottom, and just spacing telescopic link lower extreme and coolant liquid bag side are laminated mutually.

Compared with the prior art, the invention has the beneficial effects that: this device is when carrying out placing of goods and materials, upwards lift the case lid, make things convenient for putting into of goods and materials, and put into the goods and materials back, the accessible rotates the rotation of adjusting the pole, make the layer board rather than taking place relative rotation and slide along the box inner wall, adjust the height of layer board, thereby adjust the interval between goods and materials and the case lid, in long distance transportation, when avoiding shaking to take place, bump between the goods and materials, the inside damage that bumps and cause of goods and materials and box, the adaptability of improving the device, and guarantee cold-stored effect through height-adjustable's coolant liquid bag, the safe cold-stored of goods and materials when guaranteeing long distance transport.

Drawings

Fig. 1 is a cross-sectional view of the present invention.

Fig. 2 is an external view of the present invention.

Fig. 3 is a perspective view of the connection structure of the rotation adjusting lever, the case cover and the supporting plate in the invention.

Fig. 4 is an enlarged view of the fixed clamping structure of the present invention.

In the figure, 1-a box body, 2-a moving wheel, 3-a box cover, 4-a clamping groove, 5-a clamping frame, 6-a supporting plate, 7-a limiting telescopic rod, 8-a cooling liquid bag, 9-a supplementary pipe, 10-a connecting hole, 11-a rotating adjusting rod, 12-a threaded part, 13-a sliding part, 14-an operating rod, 15-a turnover plate, 16-a rotating shaft, 17-a lifting lug, 18-a fixed clamping structure, 19-an observation pipe, 20-a sealing plug, 21-a clamping groove, 22-a spring convex rod and 23-a pressing rod.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, a portable refrigerator for cold chain logistics comprises a box body 1 and a box cover 3, wherein the box cover 3 is positioned on the top of the box body 1 and clamped with the box body 1, and a plurality of moving wheels 2 are arranged at the bottom of the box body 1, so that the portable refrigerator is convenient to move and carry integrally; the lower part in the box body 1 is provided with a supporting plate 6 which is connected with the inner wall of the box body in a sliding way, the supporting plate 6 is used for bearing materials to be refrigerated and transported, a cooling liquid bag 8 is arranged at the bottom in the box body 1, the side surface of the cooling liquid bag 8 is connected with a replenishing pipe 9, the front end of the replenishing pipe 9 extends out of the side surface of the box body 1, a connecting hole 10 is formed in the cooling liquid bag 8, the connecting hole 10 is connected with an observation pipe 19 which is positioned at the front side surface of the box body 1, the top of the cooling liquid bag 8 is attached to the bottom surface of the supporting plate 6, when the materials are stored and transported, the materials are placed on the supporting plate 6, the cooling liquid is filled into the cooling liquid bag 8 through the replenishing pipe 9, the supporting plate 6 is cooled through a heat exchange mode, the box body 1 is sealed through a box cover 3, the materials are in a refrigerating environment in the transporting process, in the replenishing process, the liquid is metered through the arrangement of the observation pipe 19 by utilizing the principle of a communicating vessel, the actual refrigeration effect is prevented from being influenced by too much or too little cooling liquid; the bottom is equipped with rather than the rotation regulation pole 11 of rotating the connection in the box 1, the rotation regulation pole 11 upper end stretches out the case lid 3 top, rotation regulation pole 11 and case lid 3 sliding connection, rotation regulation pole 11 includes integrated into one piece's screw thread portion 12 and sliding part 13, layer board 6 is connected with screw thread portion 12 screw thread rotation, sliding part 13 and case lid 3 sliding connection, when carrying out the placing of goods and materials, lift up case lid 3 upwards, make things convenient for putting into of goods and materials, and after putting into goods and materials, accessible rotation regulation pole 11 rotates, make layer board 6 rather than taking place relative rotation and slide along the box 1 inner wall, adjust the height of layer board 6, thereby adjust the interval between goods and materials and the case lid 3, in long distance transportation, when avoiding shaking, collision takes place between the goods and materials, the damage that goods and materials and box 1 inside bump and cause, improve the adaptability of device, and guarantee cold-stored effect through but height-adjusting's coolant liquid bag 8, the safe cold-stored of goods and materials when guaranteeing long distance transport.

Specifically, the box cover 3 is composed of two turnover plates 15, the butt joints of the tops of the two turnover plates 15 are rotatably connected through a rotating shaft 16, one turnover plate 15 is provided with a through hole for allowing the rotating adjusting rod 11 to penetrate through, a rubber plug is inserted into the through hole and is in a ring shape, the rubber plug is used for sealing the through hole after the material placement, the adjustment of the supporting plate 6 and the sealing of the box cover 3 are completed, the sealing environment inside the box body 1 is ensured, a lifting lug 17 is arranged at the top of the other turnover plate 15, and the lifting lug 17 is used for conveniently rotating the other turnover plate, so that the materials are conveniently placed in the box body; the bottom surface of the box cover 3 is provided with a clamping frame 5, the top of the box body 1 is provided with a clamping groove 4 matched with the clamping frame 5, and when the butt joint of the box cover 3 and the box body 1 is completed, the clamping frame 5 is inserted into the clamping groove 4, so that the complete sealing of the box body 1 is realized.

Meanwhile, the top of the rotation adjusting rod 11 is inserted with an operating rod 14 which is connected with the rotation adjusting rod in a sliding manner in the vertical direction, and the operating rod 14 can be pulled out of the rotation adjusting rod 11 after the box cover 3 is lifted upwards, so that the rotation adjusting work of the rotation adjusting rod 11 is facilitated; the top of the observation tube 19 is opened and provided with a sealing plug 20, when the cooling liquid is supplemented, the sealing plug 20 is opened, the detection of the cooling liquid amount under the effect of a communicating vessel is guaranteed, after the supplement is completed, air is pressurized and conveyed into the observation tube 19, the cooling liquid in the observation tube 19 is returned to the cooling liquid bag 8, and then the observation tube 19 is sealed through the sealing plug 20, so that the heat exchange with the outside is reduced.

Example 2:

referring to fig. 4, on the basis of embodiment 1, the clamping frame 5 and the clamping groove 4 are fixed by the fixed clamping structure 18, so that the case cover 3 is prevented from being opened to affect sealing in shaking in a transportation process, the fixed clamping structure 18 comprises a spring convex rod 22 on the clamping frame 5 and a clamping groove 21 on the inner wall of the case body 1, and after the connection between the case cover 3 and the case body 1 is completed, the spring convex rod 22 extends forwards into the clamping groove 21, so that the stability after the connection is ensured; be equipped with the press lever 23 that the front end stretches out box 1 outer wall in joint groove 21, when carrying out the opening work of case lid 3, to inside propelling movement press lever 23 for spring protruding pole 22 retracts and receives in the joint frame 5, makes things convenient for opening of case lid 3.

Example 3:

on the basis of embodiment, the bottom surface is equipped with spacing telescopic link 7 in box 1, and flexible gag lever post top is fixed in 6 bottoms of layer board, and laminates mutually with 8 sides of coolant liquid bag 7 lower extremes of spacing telescopic link, through the setting of spacing telescopic link 7, when taking place to vibrate, cushions the impact force, further improves device stability.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A portable refrigerating box for cold chain logistics comprises a box body (1) and a box cover (3), wherein the box cover (3) is positioned at the top of the box body (1) and is clamped with the box body (1), and a plurality of moving wheels (2) are arranged at the bottom of the box body (1); the device is characterized in that a supporting plate (6) in sliding connection with the inner wall of the box body (1) is arranged at the lower inner part of the box body (1), a cooling liquid bag (8) is arranged at the bottom in the box body (1), a supplement pipe (9) is connected to the side surface of the cooling liquid bag (8), the front end of the supplement pipe (9) extends out of the side surface of the box body (1), a connecting hole (10) is formed in the cooling liquid bag (8), the connecting hole (10) is connected with an observation pipe (19) located at the front side surface of the box body (1), and the top of the cooling liquid bag (8) is attached to the bottom surface of the supporting plate (6); the bottom in the box body (1) is provided with a rotary adjusting rod (11) rotatably connected with the box body, the upper end of the rotary adjusting rod (11) extends out of the upper part of the box cover (3), the rotary adjusting rod (11) is slidably connected with the box cover (3), the rotary adjusting rod (11) comprises a threaded part (12) and a sliding part (13) which are integrally formed, the supporting plate (6) is rotatably connected with the threaded part (12) in a threaded manner, and the sliding part (13) is slidably connected with the box cover (3); case lid (3) comprise two returning face plate (15), and two returning face plate (15) top butt joints department rotates through axis of rotation (16) and connects, offers the through-hole that is used for rotating regulation pole (11) to pass on one of them returning face plate (15), is equipped with the rubber buffer in the through-hole interpolation, and the rubber buffer is ring shape, is equipped with at another returning face plate (15) top and carries and draws ear (17).

2. The portable cooler for cold chain logistics according to claim 1, characterized in that the bottom of the box cover (3) is provided with a clamping frame (5), and the top of the box body (1) is provided with a clamping groove (4) matched with the clamping frame (5).

3. The portable cooler for cold chain logistics according to claim 1, characterized in that the top of the rotating adjusting lever (11) is inserted with an operating lever (14) which is connected with the rotating adjusting lever in a sliding way in the vertical direction.

4. The portable cooler for cold chain logistics according to claim 1, characterized in that the viewing tube (19) is open at the top and is provided with a sealing plug (20).

5. The portable refrigerator for cold chain logistics according to the claim 2, characterized in that the clamping frame (5) and the clamping groove (4) are fixed by a fixed clamping structure (18), the fixed clamping structure (18) comprises a spring convex rod (22) on the clamping frame (5) and a clamping groove (21) on the inner wall of the box body (1); a pressing rod (23) with the front end extending out of the outer wall of the box body (1) is arranged in the clamping groove (21).

6. The portable cooler for cold chain logistics according to claim 5, wherein the inner bottom surface of the box body (1) is provided with a limit telescopic rod (7), and the top end of the limit telescopic rod is fixed at the bottom of the support plate (6).

7. The portable cooler for cold chain logistics according to claim 6, characterized in that the lower end of the limit telescopic rod (7) is attached to the side of the cooling liquid bag (8).