CN214165935U

CN214165935U - Cold chain transport case that food preservation is convenient for that low temperature resistant performance is good

Info

Publication number: CN214165935U
Application number: CN202023154415.4U
Authority: CN
Inventors: 张艳丽; 张大帅
Original assignee: Jiaxing Daqiao Supply And Marketing Cooperative Co ltd
Current assignee: Jiaxing Daqiao Supply And Marketing Cooperative Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-09-10
Anticipated expiration: 2030-12-24

Abstract

The utility model relates to a cold chain transportation technology field, and a cold chain transport case convenient to food that low temperature resistance performance is good is fresh-keeping is disclosed, including outer box and interior box, the upper end of interior box is equipped with the heat preservation lid, the thermal insulation chamber has all been seted up on the tank wall of interior box and the heat preservation lid, the heat preservation intracavity is equipped with liquid water, the fixed foam heat preservation that is equipped with on the inner wall of interior box, be equipped with the lead screw in the space, be equipped with the thread block on the pole wall of lead screw, the fixed rack that is equipped with of lower extreme of thread block, the logical groove of bar has been seted up on the outer wall of outer box, the logical inslot of bar is equipped with the pivot, the fixed gear that is equipped with in the pivot, the fixed first bracing piece that is equipped with of lower extreme of gear, the fixed second bracing piece that is equipped with of lower extreme of thread block, the fixed slide that is equipped with of lower extreme of second bracing piece. The utility model discloses can keep fresh food under the ultra-low temperature environment, and can be convenient transportation food under adverse weather environment.

Description

Cold chain transport case that food preservation is convenient for that low temperature resistant performance is good

Technical Field

The utility model relates to a cold chain transportation technical field especially relates to a cold chain transport case convenient to food is fresh-keeping that low temperature resistance can be good.

Background

The cold chain transportation refers to transportation which enables transported goods to be kept at a certain temperature all the time no matter links such as loading, unloading, carrying, changing transportation modes, changing packaging equipment and the like are carried out in the whole transportation process, and the cold chain transportation mode can be road transportation, waterway transportation, railway transportation, air transportation and can also be a comprehensive transportation mode formed by multiple transportation modes.

Most of the existing cold chain transport cases for food preservation only consider refrigerating food at high temperature or normal temperature and then carrying out low-temperature transport, but the food is easy to deteriorate and damage at high temperature or normal temperature, the fresh food can be frozen at ultralow temperature, and the short-distance transport of the fresh food in the last kilometer is also very difficult under the severe weather condition of ultralow temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the cold chain transport case that is used for food preservation that has now among the prior art and mostly only considers cold-stored transportation under high temperature or normal atmospheric temperature, nevertheless food also can be frozen out under the ultralow temperature, and under the bad weather condition of ultralow temperature, fresh food's short distance transportation also is the problem of difficulty very much, and the cold chain transport case that is convenient for food preservation that a low temperature resistant performance is good that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cold chain transport case with good low temperature resistance and convenient food preservation comprises an outer case body and an inner case body, wherein the inner case body is fixedly arranged inside the outer case body, a heat preservation cover is arranged at the upper end of the inner case body, heat preservation cavities are respectively formed in the case wall and the heat preservation cover of the inner case body, liquid water is arranged in the heat preservation cavities, a foam heat preservation layer is fixedly arranged on the inner wall of the inner case body, gaps are formed between the outer walls of the left end and the right end of the inner case body and the inner wall of the outer case body, a lead screw is arranged in each gap, two ends of the lead screw penetrate through the inner wall of the outer case body and are rotatably connected with the inner wall of the outer case body through a first bearing, a threaded block in threaded connection with the lead screw is arranged on the rod wall of the lead screw, the threaded block is in sliding connection with the inner wall of the outer case body and the outer wall of the inner case body, and two symmetrically arranged racks are fixedly arranged at the lower end of the threaded block;

all seted up the bar on the outer wall at both ends about the outer container body and led to the groove, two the through-hole has been seted up to the relative one end in the groove of bar, the logical inslot of bar is equipped with the pivot, the pivot is passed through the inner wall rotation connection that second bearing and bar led to the groove, the fixed gear that is equipped with in the pivot, two the relative one end of gear runs through the through-hole and sets up with rack toothing, the fixed first bracing piece that is equipped with of lower extreme of gear, the fixed universal wheel that is equipped with of lower extreme of first bracing piece, the recess that is used for placing the universal wheel is offered to the upper end in the logical groove of bar, the fixed second bracing piece that is equipped with two symmetries and sets up of lower extreme of thread piece, the lower extreme of second bracing piece runs through the bottom inner wall of outer container body and fixes and is equipped with the slide, the inner wall sliding connection of second bracing piece and outer container body.

Preferably, the upper end of the screw rod penetrates through the inner wall of the top end of the outer box body and is fixedly provided with a rotating handle, and the side wall of the rotating handle is provided with threads.

Preferably, the upper end of the heat-insulating cover is fixedly provided with a handle, and the lower end of the heat-insulating cover is fixedly provided with a sealing ring.

Preferably, the inner walls of the left end and the right end of the outer box body are fixedly provided with limiting blocks used for limiting the thread blocks, and the limiting blocks are located above the thread blocks.

Preferably, a push handle is fixedly arranged on the outer wall of the outer box body.

Preferably, the volume of the liquid water in the heat preservation cavity is smaller than the capacity of the heat preservation cavity.

Compared with the prior art, the utility model provides a cold chain transport case convenient to food is fresh-keeping that low temperature resistant performance is good possesses following beneficial effect:

1. this kind of cold chain transport case that food of being convenient for that low temperature resistance performance is good releases the heat through freezing of the liquid water of heat preservation intracavity to form solid-state ice heat preservation after the liquid water freezes, the ultra-low temperature environment that can be very big resists in the box keeps the heat in the interior box, has realized the low temperature resistance of this cold chain transport case.

2. This kind of cold chain transport case convenient to food is fresh-keeping that low temperature resistance performance is good, through the inner space of box in the sealing washer is sealed, the inside thermal scattering and disappearing of box in preventing, not only can further keep warm to the inside food of interior box through the foam heat preservation, can also cushion food, it is the loss because jolt and produce when the transportation to reduce food, has further promoted the low temperature resistance of this cold chain transport case.

3. This kind of cold chain transport case convenient to food is fresh-keeping that low temperature resistance can be good, when meetting snowfield or ice surface, the transportation personnel drive the lead screw through rotating the turning handle and rotate, it drives the screw block downstream to rotate through the lead screw, drive rack downstream through screw block downstream, it rotates to drive gear through rack downstream, thereby make the universal wheel rotatory entering recess, drive second bracing piece downstream through screw block downstream, drive slide downstream through second bracing piece downstream, thereby slide supports ground when realizing the universal wheel shrink, the convenient change of universal wheel and slide has been realized, convenient short distance transportation under the different environment of bad weather of this cold chain transport case has been made things convenient for, the convenience of this cold chain transport case has been promoted.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can keep fresh food under the ultra-low temperature environment, and can be convenient transportation food under the adverse weather environment.

Drawings

Fig. 1 is a schematic structural view of a cold chain transportation box with good low temperature resistance and convenient for food preservation provided by the utility model;

fig. 2 is the utility model provides a cold chain transport case convenient to food that low temperature resistant performance is good looks sideways at schematic structure diagram.

In the figure: the device comprises an outer box body 1, an inner box body 2, liquid water 3, a foam heat-insulating layer 4, a heat-insulating cover 5, a sealing ring 6, a handle 7, a lead screw 8, a thread block 9, a rack 10, a gear 11, a first supporting rod 12, a universal wheel 13, a second supporting rod 14, a sliding plate 15, a limiting block 16, a rotating handle 17 and a pushing handle 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like 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, and 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a cold chain transport case with good low temperature resistance and convenient food preservation comprises an outer case body 1 and an inner case body 2, wherein the inner case body 2 is fixedly arranged inside the outer case body 1, a heat preservation cover 5 is arranged at the upper end of the inner case body 2, a handle 7 is fixedly arranged at the upper end of the heat preservation cover 5 and is convenient for taking and placing the heat preservation cover 5, a sealing ring 6 is fixedly arranged at the lower end of the heat preservation cover 5 to improve the airtightness of the case body and reduce the loss of heat in the case body, heat preservation cavities are respectively arranged on the case wall of the inner case body 2 and the heat preservation cover 5, liquid water 3 is arranged in the heat preservation cavities, a heat preservation layer is formed by freezing water to preserve heat food in the inner case body 2, the volume of the liquid water 3 in the heat preservation cavities is smaller than the volume of the heat preservation cavities, the heat preservation cavities are prevented from being damaged by abnormal expansion of the water, a foam heat preservation layer 4 is fixedly arranged on the inner wall of the inner case body 2, gaps are arranged between the outer walls of the left end and the right end of the inner case body 2 and the inner wall of the outer case body 1, a screw rod 8 is arranged in the gap, two ends of the screw rod 8 penetrate through the inner wall of the outer box body 1 and are rotatably connected with the inner wall of the outer box body 1 through a first bearing, the upper end of the screw rod 8 penetrates through the inner wall of the top end of the outer box body 1 and is fixedly provided with a rotating handle 17, threads are arranged on the side wall of the rotating handle 17, the screw rod 8 is convenient to rotate, a thread block 9 in threaded connection with the screw rod 8 is arranged on the rod wall of the screw rod 8, the thread block 9 is in sliding connection with the inner wall of the outer box body 1 and the outer wall of the inner box body 2, and two symmetrically arranged racks 10 are fixedly arranged at the lower end of the thread block 9;

the outer walls of the left end and the right end of the outer box body 1 are respectively provided with a strip-shaped through groove, one end of each strip-shaped through groove, which is opposite to each other, is provided with a through hole, a rotating shaft is arranged in each strip-shaped through groove, the rotating shaft is rotatably connected with the inner wall of each strip-shaped through groove through a second bearing, a gear 11 is fixedly arranged on each rotating shaft, one end of each gear 11, which is opposite to each other, penetrates through the through hole and is meshed with the rack 10, the lower end of each gear 11 is fixedly provided with a first supporting rod 12, the lower end of each first supporting rod 12 is fixedly provided with a universal wheel 13, the upper end of each strip-shaped through groove is provided with a groove for placing the universal wheel 13, the lower end of each thread block 9 is fixedly provided with two second supporting rods 14 which are symmetrically arranged, the lower ends of the second supporting rods 14 penetrate through the inner wall of the bottom end of the outer box body 1 and are fixedly provided with sliding plates 15, the second supporting rods 14 are slidably connected with the inner walls of the outer box body 1, and the inner walls at the left end and the right end of the outer box body 1 are fixedly provided with limiting blocks 16, the limiting block 16 is positioned above the thread block 9, and a pushing handle 18 is fixedly arranged on the outer wall of the outer box body 1, so that the whole box body is convenient to transport.

In the utility model, when the utility model is used in an ultra-low temperature environment, a worker opens the heat preservation cover 5 through the handle 7, fresh food is put into the inner box body 2, the heat preservation cover 5 is covered to seal the inner space of the inner box body 2 through the sealing ring 6, the dissipation of heat inside the inner box body 2 is prevented, the heat is released through the freezing of liquid water 3 in the heat preservation cavity, and a solid ice heat preservation layer is formed after the liquid water 3 is frozen, the heat in the inner box body 2 can be greatly resisted, the food inside the inner box body 2 can be further preserved through the foam heat preservation layer 4, the food can be buffered, the loss caused by bumping when the food is transported is reduced, when the transportation worker encounters snow or ice surface, the transportation worker drives the screw rod 8 to rotate through rotating the rotating handle 17, the screw block 9 is driven to move downwards through rotating the screw rod 8, the rack 10 is driven to move downwards through the downward movement of the screw block 9, drive gear 11 through rack 10 downstream and rotate to make the rotatory recess that gets into of universal wheel 13, drive second bracing piece 14 downstream through the motion of screw thread piece 9 downstream, drive slide 15 downstream through second bracing piece 14 downstream, thereby slide 15 supports ground when realizing the shrink of universal wheel 13, realized the convenient change of universal wheel 13 with slide 15, made things convenient for the convenient short distance transportation of this cold chain transport case under the different environment of bad weather.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The cold chain transport case convenient for food preservation and good in low temperature resistance comprises an outer case body (1) and an inner case body (2), and is characterized in that the inner case body (2) is fixedly arranged inside the outer case body (1), a heat preservation cover (5) is arranged at the upper end of the inner case body (2), heat preservation cavities are formed in the case wall of the inner case body (2) and the heat preservation cover (5), liquid water (3) is arranged in the heat preservation cavities, a foam heat preservation layer (4) is fixedly arranged on the inner wall of the inner case body (2), a gap is formed between the outer walls of the left end and the right end of the inner case body (2) and the inner wall of the outer case body (1), a lead screw (8) is arranged in the gap, the two ends of the lead screw (8) penetrate through the inner wall of the outer case body (1) and are rotatably connected with the inner wall of the outer case body (1) through a first bearing, and a thread block (9) in threaded connection with the lead screw is arranged on the rod wall of the lead screw (8), the thread block (9) is connected with the inner wall of the outer box body (1) and the outer wall of the inner box body (2) in a sliding manner, and two symmetrically arranged racks (10) are fixedly arranged at the lower end of the thread block (9);

the outer walls of the left end and the right end of the outer box body (1) are respectively provided with a strip-shaped through groove, one end of each strip-shaped through groove, which is opposite to each other, is provided with a through hole, a rotating shaft is arranged in each strip-shaped through groove, the rotating shaft is rotatably connected with the inner wall of each strip-shaped through groove through a second bearing, a gear (11) is fixedly arranged on the rotating shaft, one end, which is opposite to each gear (11), is penetrated through the through holes and meshed with a rack (10), the lower end of each gear (11) is fixedly provided with a first supporting rod (12), the lower end of each first supporting rod (12) is fixedly provided with a universal wheel (13), the upper end of each strip-shaped through groove is provided with a groove for placing the universal wheel (13), the lower end of each thread block (9) is fixedly provided with two second supporting rods (14) which are symmetrically arranged, the lower end of each second supporting rod (14) is penetrated through the inner wall of the bottom end of the outer box body (1) and is fixedly provided with a sliding plate (15), the second supporting rod (14) is connected with the inner wall of the outer box body (1) in a sliding mode.

2. The cold chain transport box with good low temperature resistance and convenient food preservation of claim 1 is characterized in that the upper end of the screw rod (8) penetrates through the inner wall of the top end of the outer box body (1) and is fixedly provided with a rotating handle (17), and the side wall of the rotating handle (17) is provided with threads.

3. The cold chain transportation box with good low temperature resistance and convenient food preservation of claim 1 is characterized in that a handle (7) is fixedly arranged at the upper end of the heat preservation cover (5), and a sealing ring (6) is fixedly arranged at the lower end of the heat preservation cover (5).

4. The cold chain transport box with good low temperature resistance and convenient food preservation according to claim 1, characterized in that the inner walls of the left and right ends of the outer box (1) are fixedly provided with limit blocks (16) for limiting the thread blocks (9), and the limit blocks (16) are positioned above the thread blocks (9).

5. The cold chain transportation box with good low temperature resistance and convenient food preservation of claim 1 is characterized in that a push handle (18) is fixedly arranged on the outer wall of the outer box body (1).

6. The cold chain transport box with good low temperature resistance and convenient food preservation according to claim 1, characterized in that the volume of the liquid water (3) inside the heat preservation cavity is smaller than the capacity of the heat preservation cavity.