阅读说明：本技术 一种冷链中断显色预警型疫苗冷藏装置 (Cold chain interruption color development early warning type vaccine refrigeration device ) 是由 李苗 于 2021-07-05 设计创作，主要内容包括：本发明公开了一种冷链中断显色预警型疫苗冷藏装置,属于疫苗技术领域,通过增设多个制冷套件,疫苗存放管放置于承托管内侧,实现单独制冷管理,制冷效果好,且不会因冷链断开而造成整个箱体内的疫苗失活,制冷套件由导冷管、制冷座以及导冷体制成,利用半导体制冷片进行制冷,通过导冷体将冷源均匀传递至承托管处,为承托管内的疫苗存放管进行低温冷藏,当某个冷链中断时,导冷管内部温度逐渐恢复乃至升高,此时,高温显色填料遇高温被触发并通过显色警示板显色警示,以此提醒技术人员该导冷管内的疫苗存放管冷链断开过。(The invention discloses a cold chain interruption color development early warning type vaccine refrigeration device, which belongs to the technical field of vaccines, and is characterized in that a plurality of refrigeration kits are additionally arranged, a vaccine storage tube is placed on the inner side of a support tube, so that independent refrigeration management is realized, the refrigeration effect is good, vaccine in the whole box body is not inactivated due to cold chain interruption, each refrigeration kit is made of a cold guide tube, a refrigeration seat and a cold guide body, a semiconductor refrigeration sheet is used for refrigerating, a cold source is uniformly transmitted to the support tube through the cold guide body, low-temperature refrigeration is carried out on the vaccine storage tube in the support tube, when a certain cold chain is interrupted, the temperature in the cold guide tube is gradually recovered and even increased, and at the moment, a high-temperature color development filler is triggered when meeting high temperature and is subjected to color development warning through a color development warning plate, so that technicians are reminded that the cold chain of the vaccine storage tube in the cold guide tube is disconnected.)

1. The utility model provides a cold chain interruption color development early warning type vaccine refrigeration device, includes box (1), its characterized in that: a bearing plate (2) is arranged at the bottom in the box body (1), a plurality of bearing cavities (201) are formed in the bearing plate (2), bearing tubes (3) are arranged in the bearing cavities (201), vaccine storage tubes (4) are inserted into the bearing tubes (3), and a refrigeration suite is sleeved on the outer sides of the bearing tubes (3);

the refrigeration kit comprises a cold guide pipe (5), a refrigeration seat (6) and a cold guide body arranged on the inner side of the cold guide pipe (5), wherein an air tap is arranged on the cold guide pipe (5), the refrigeration seat (6) is arranged at the top end of the cold guide pipe (5), the bottom in the refrigeration seat (6) is hermetically connected with the top end of the supporting pipe (3), a semiconductor refrigeration piece is arranged on the refrigeration seat (6), and a refrigeration cavity connected with the refrigeration end of the semiconductor refrigeration piece is arranged in the refrigeration seat (6);

the box (1) top inlays and is equipped with heat insulating sheet (11), set up the heat dissipation chamber that corresponds with refrigeration seat (6) position on heat insulating sheet (11), refrigeration seat (6) upper end extends to heat dissipation chamber department, it is equipped with and leads the colour development warning board (8) that the cold body links up mutually to inlay on cold guide tube (5) outer end wall, be equipped with high temperature colour development packing layer in colour development warning board (8).

2. The cold chain interruption color development early warning type vaccine refrigeration device according to claim 1, characterized in that: the cold guide body comprises a plurality of cold guide plates (7) which are annularly distributed on the inner wall of the cold guide pipe (5), the cold guide plates are adjacent to each other, a plurality of cold guide sheets (9) are arranged between the cold guide plates (7) in a vertical direction, the cold guide sheets (9) are connected with each other through cold guide rods (10), and the top ends of the cold guide rods (10) extend into the refrigerating cavity.

3. The cold chain interruption color development early warning type vaccine refrigeration device according to claim 2, characterized in that: a plurality of water cooling cavities corresponding to the positions of the cold guide sheets (9) are formed in the cold guide plate (7), cooling liquid is filled in the water cooling cavities, and the cold guide sheets (9) extend into the water cooling cavities.

4. The cold chain interruption color development early warning type vaccine refrigeration device according to claim 3, characterized in that: set up on the lateral wall of bearing pipe (3) a plurality of with lead cold chamber (301) that cold board (7) position corresponds, and set up on the perisporium of bearing chamber (201) and lead the card that cold chamber (301) are linked together and establish the chamber, lead cold board (7) and inlay and locate in leading cold chamber (301), and its bottom offsets and establishes the intracavity in the card.

5. The cold chain interruption color development early warning type vaccine refrigeration device according to claim 4, characterized in that: the cooling guide plate (7) is provided with a plurality of outer limiting holes (701) which are distributed at intervals with the water cooling cavity, the two sides of the cooling guide plate (7) are provided with air guide holes (702) communicated with the outer limiting holes (701), and the movable plugs in the outer limiting holes (701) are provided with limiting balls (703).

6. The cold chain interruption color development early warning type vaccine refrigeration device according to claim 5, characterized in that: a plurality of inner limiting holes (3011) corresponding to the outer limiting holes (701) are formed in the inner wall of the cold guide cavity (301), and oval clamping bags (401) corresponding to the inner limiting holes (3011) are distributed on the outer end wall of the vaccine storage tube (4).

7. The cold chain interruption color development early warning type vaccine refrigeration device according to claim 6, characterized in that: the outer end face of the oval clamping bag (401) is abutted to the inner end face of the support pipe (3), and the outer end face of the limiting ball (703) is coated with a layer of elastic buffer layer.

8. The cold chain interruption color development early warning type vaccine refrigeration device according to claim 1, characterized in that: the bearing plate (2), the cold guide pipe (5), the refrigerating seat (6) and the heat insulation sheet (11) are all made of heat insulation materials, and the top end of the box body (1) is rotatably provided with a heat dissipation window.

9. The cold chain interruption color development early warning type vaccine refrigeration device according to claim 1, characterized in that: the color development warning board (8) is connected with the cold guide plate (7) through a plurality of heat conduction rods (801), the color development warning board (8) is made of transparent heat conduction materials, and a color development cavity is formed in the color development warning board (8).

10. The cold chain interruption color-developing early-warning type vaccine refrigeration device according to claim 9, characterized in that: the high-temperature color development filler layer comprises an elastic spacer (802) arranged in a color development cavity, a thermal expansion gas (803) is filled between the elastic spacer (802) and the inner end face of the color development cavity, a color development sheet (805) is attached to the outer end face of the color development cavity, a plurality of color storage strips (804) are distributed on the inner wall of the color development sheet (805), and each color storage strip (804) is composed of an elastic bag layer and a color development agent filled in the elastic bag layer.

Technical Field

The invention relates to the technical field of vaccines, in particular to a cold chain interruption color development early warning type vaccine refrigeration device.

Background

Vaccines are a special class of drugs that contain artificially processed pathogen components that retain their characteristics for recognition by the immune system, while destroying their lethality. As a biological product, vaccines are sensitive to temperature, and either too high or too low of a temperature can affect them.

The vaccine is subjected to a plurality of processes, transportation and storage links from the production factory to vaccination, the whole cold chain is particularly important for ensuring the stability and antigenicity of the vaccine, and a plurality of professional devices are also equipped for refrigeration in the transportation and storage of the vaccine for ensuring low temperature.

However, because many human factors and equipment factors exist in the vaccine transportation process, once a leak occurs in a certain link to cause cold chain interruption, the vaccine is overheated to be inactivated, and used medical personnel cannot judge whether the stored vaccine is inactivated, and if the inactivated vaccine is injected into a human body, serious consequences are caused.

Therefore, a cold chain interruption color development early warning type vaccine refrigeration device is provided to effectively solve some problems in the prior art.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a cold chain interruption color development early warning type vaccine refrigeration device, which realizes independent refrigeration management by additionally arranging a plurality of refrigeration kits, has good refrigeration effect, can not cause vaccine inactivation in the whole box body due to cold chain interruption, utilizes a semiconductor refrigeration sheet for refrigeration, uniformly transmits a cold source to a bearing pipe through a cold guide body, performs low-temperature refrigeration on a vaccine storage pipe in the bearing pipe, gradually recovers and raises the temperature in the cold guide pipe when a certain cold chain is interrupted, and develops color when a high-temperature color development filler meets high temperature and warns through a color development warning board.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A cold chain interruption color development early warning type vaccine refrigeration device comprises a box body, wherein a bearing plate is arranged at the bottom in the box body, a plurality of bearing cavities are formed in the bearing plate, bearing tubes are arranged in the bearing cavities, a vaccine storage tube is inserted in each bearing tube, a refrigeration suite connected with the bearing plate in an embedded mode is sleeved on the outer side of each bearing tube and comprises a cold guide tube, a refrigeration seat and a cold guide body arranged on the inner side of the cold guide tube, an air nozzle is arranged on each cold guide tube, the refrigeration seat is arranged at the top end of the cold guide tube, the bottom in the refrigeration seat is connected with the top end of the bearing tube in a sealing mode, a semiconductor refrigeration sheet is arranged on the refrigeration seat, a refrigeration cavity connected with the refrigeration end of the semiconductor refrigeration sheet is formed in the refrigeration seat, a heat insulation sheet is embedded at the top end of the box body, a heat dissipation cavity corresponding to the position of the refrigeration seat is formed in the heat insulation sheet, the upper end of the refrigeration seat extends to the heat dissipation cavity, a color development warning plate connected with the cold guide body is embedded on the outer end wall of the cold guide tube, the color-developing warning board is internally provided with a high-temperature color-developing filler layer.

Further, the cold conducting body comprises a plurality of cold conducting plates which are annularly distributed on the inner wall of the cold conducting pipe, a plurality of cold conducting sheets are arranged between every two adjacent cold conducting plates in the vertical direction of the cold conducting plates, the cold conducting sheets are connected through cold conducting rods, and the top ends of the cold conducting rods extend into the refrigerating cavity.

Furthermore, a plurality of water cooling cavities corresponding to the positions of the cold conducting sheets are formed in the cold conducting plate, cooling liquid is filled in the water cooling cavities, and the cold conducting sheets extend into the water cooling cavities.

Furthermore, set up a plurality of cold guide cavities that correspond with the cold guide plate position on the lateral wall of bearing pipe, and set up the card that is linked together with cold guide cavity on the perisporium in bearing cavity and establish the chamber, cold guide plate inlays and locates cold guide cavity, and its bottom offsets and establishes the intracavity in the card.

Furthermore, a plurality of outer limiting holes distributed at intervals with the water cooling cavity are formed in the cold guide plate, air guide holes communicated with the outer limiting holes are formed in two sides of the cold guide plate, and limiting balls are movably plugged in the outer limiting holes.

Furthermore, a plurality of inner limiting holes corresponding to the outer limiting holes are formed in the inner wall of the cold guide cavity, and oval clamping bags corresponding to the inner limiting holes are distributed on the outer end wall of the vaccine storage tube.

Furthermore, the outer end face of the oval clamping bag is abutted against the inner end face of the bearing pipe, the oval clamping bag is of a hollow oval structure, and the outer end face of the limiting ball is coated with a layer of elastic buffer layer.

Furthermore, the bearing plate, the cold guide pipe, the refrigerating seat and the heat insulation sheet are all made of heat insulation materials, and the heat dissipation window is rotatably installed at the top end of the box body, so that the cold source is separated and transmitted, and heat generated by the semiconductor refrigerating sheet is conveniently dissipated.

Further, the color development warning board links up with the cold conducting plate through a plurality of heat conducting rods, and the color development warning board adopts transparent heat conducting material to make, and the color development cavity has been seted up to the color development warning inboard.

Furthermore, the high-temperature color development filler layer comprises an elastic spacer arranged in the color development cavity, thermal expansion gas is filled between the elastic spacer and the inner end face of the color development cavity, the color development sheet is attached to the outer end face of the color development cavity, a plurality of color storage strips are distributed on the inner wall of the color development sheet, and each color storage strip consists of an elastic capsule layer and a color development agent filled in the elastic capsule layer.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme is through addding the refrigeration external member alone in a plurality of bearing pipe outsides, the bacterin of depositing the bacterin is deposited the pipe and is placed in bearing pipe inboard, realize refrigeration management alone, refrigeration effect is good, and can not cause the bacterin inactivation in the whole box because of the cold chain disconnection, the refrigeration external member is by leading cold tube, refrigeration seat and cold conductor are made, utilize the semiconductor refrigeration piece to refrigerate, evenly transmit the cold source to bearing pipe department through the cold conductor, it carries out cryogenic refrigeration to deposit the pipe for the bacterin in the bearing pipe, when certain cold chain interrupt, when certain semiconductor refrigeration piece works unusually, the inside temperature of cold conductor resumes gradually and even risees, at this moment, the high temperature colour development filler meets high temperature and can the colour development and warn through the colour development warning board, it has crossed to remind this bacterin in the cold conductor of technical staff to deposit the pipe cold chain disconnection, and consider the bacterin inactivation condition.

(2) The cold guide body of this scheme comprises a plurality of cold drawing, cold guide sheet and cold guide rod of leading, utilizes and leads the cold bar and transmit the cold source in the refrigeration seat to a plurality of water-cooling intracavity that lead in the cold drawing, and the water-cooling intracavity storage has the coolant liquid, leads the cold drawing and inlays with bearing pipe lateral wall and establish the link, deposits the pipe for the inboard bacterin of bearing pipe and carries out the cooling to realize cold-storage of low temperature.

(3) This scheme sets up a plurality of outer spacing holes on leading cold plate, gas and the interior spacing hole position on the bearing pipe correspond, after locating bacterin storage tube outer end wall with leading cold pipe lock, under the initial condition, spacing ball is located outer spacing hole, utilize external air feeder to link with the air cock, lead to the intraductal air feed of cold pipe, the air current leads to outer spacing downthehole through the air guide hole, thereby promote spacing ball and run through interior spacing hole and move and offset to oval calorie of bag department, both play the multiple spot limiting displacement of bacterin storage tube, realize the multiple spot cold transmission effect again, simultaneously gas fills in the intraductal side of cold pipe, the cooperation leads cold body, be favorable to improving even refrigeration.

(4) The color development warning board of this scheme links up mutually with leading the cold plate through a plurality of heat conduction sticks, and the color development warning board adopts transparent heat conduction material to make, and the color development chamber has been seted up to the color development warning inboard portion, and high temperature color development packing layer is filled in the color development intracavity, and after the cold chain disconnection, it no longer refrigerates to lead the cold plate, leads the inboard temperature of cold tube this moment and risees to transmit this temperature to color development warning board department through the heat conduction stick, in order to trigger high temperature color development packing layer color development operation.

(5) The high temperature color development packing layer of this scheme is including locating the elasticity spacer in the color development intracavity, it has the thermal expansion nature gaseous to fill between elasticity spacer and the color development intracavity terminal surface, the outer terminal surface of color development chamber is attached to has the color development piece, color development piece inner wall distributes and has a plurality of storage colour bars, store up the colour bar by elasticity cyst layer with fill in the inside developer of elasticity cyst layer and constitute, when the cold chain was interrupted, lead the inside temperature of cold tube and resume the rising gradually, at this moment, the thermal expansion nature is gaseous because of thermal expansion extrusion elasticity spacer, impel a plurality of storage colour bars of elasticity spacer extrusion, in case store up the colour bar and break and spill over the developer and spill over the infiltration color development piece, thereby can the color development warning.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the refrigerating assembly of the present invention with the support tube detached;

FIG. 3 is a schematic view of the split joint of the support plate, support tube and refrigeration kit of the present invention;

FIG. 4 is a first schematic view of the construction of the cooling assembly of the present invention in combination with a support tube;

FIG. 5 is a second schematic view of the construction of the combination of the refrigeration kit and the support tube of the present invention;

FIG. 6 is a schematic view of the internal structure of the junction of the cold conducting pipe and the cold conducting body of the present invention;

FIG. 7 is a schematic structural view of the cold conductor of the present invention;

FIG. 8 is a partially broken away view of the junction of the cold conducting tube and the color display warning plate of the present invention;

FIG. 9 is a top view of the junction of the refrigeration kit of the present invention with the host tube and vaccine storage tube;

fig. 10 is a schematic view of the structure at a in fig. 9.

The reference numbers in the figures illustrate:

1 box body, 2 supporting plates, 201 supporting cavities, 3 supporting tubes, 301 cold guide cavities, 3011 inner limiting holes, 4 vaccine storage tubes, 401 oval clamping bags, 5 cold guide tubes, 6 refrigerating seats, 7 cold guide plates, 701 outer limiting holes, 702 air guide holes, 703 limiting balls, 8 color display warning plates, 801 heat guide rods, 802 elastic spacers, 803 thermal expansion gas, 804 color storage strips, 805 color development sheets, 9 cold guide sheets, 10 cold guide rods and 11 heat insulation sheets.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; 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. 1-5, a cold chain interruption color development early warning type vaccine refrigeration device comprises a box body 1, a box cover is rotatably installed on the box body 1, a bearing plate 2 is installed at the bottom in the box body 1, a plurality of bearing cavities 201 are formed in the bearing plate 2, bearing pipes 3 are respectively installed in the plurality of bearing cavities 201, the bearing pipes 3 are positioned in the bearing plate 2, vaccine storage pipes 4 are inserted into the bearing pipes 3, vaccines are stored in the vaccine storage pipes 4, a refrigeration kit connected with the bearing plate 2 in an embedded manner is sleeved outside the bearing pipes 3, the refrigeration kit comprises a cold guide pipe 5, a refrigeration seat 6 and a cold guide body installed at the inner side of the cold guide pipe 5, an air nozzle is arranged on the cold guide pipe 5 and used for air supply and air exhaust, the refrigeration seat 6 is installed at the top end of the cold guide pipe 5, the bottom in the refrigeration seat 6 is sealed with the top end of the bearing pipe 3, a semiconductor refrigeration sheet is installed on the refrigeration seat 6, a refrigeration cavity connected with the refrigeration end of the semiconductor sheet is opened in the refrigeration seat 6, the semiconductor refrigerating piece heats the end and runs through the refrigerating seat 6 and extends upwards, the cold guide body is embedded and connected with the outer wall of the bearing pipe 3, and the semiconductor refrigerating piece is used for providing a cold source.

Referring to fig. 6-7, the cold conductor includes a plurality of cold conducting plates 7 annularly distributed on the inner wall of the cold conducting tube 5, a plurality of cold conducting fins 9 are disposed between two adjacent cold conducting plates 7 along the vertical direction, the cold conducting fins 9 are connected with each other by a cold conducting rod 10, the top end of the cold conducting rod 10 extends into the refrigeration cavity, a plurality of water cooling cavities corresponding to the positions of the cold conducting fins 9 are disposed inside the cold conducting plates 7, the water cooling cavities are filled with cooling liquid, the cold conducting fins 9 extend into the water cooling cavities, a plurality of cold conducting cavities 301 corresponding to the positions of the cold conducting plates 7 are disposed on the outer side wall of the supporting tube 3, clamping cavities communicated with the cold conducting cavities 301 are disposed on the peripheral wall of the supporting cavity 201, the cold conducting plates 7 are embedded in the cold conducting cavities 301, and the cold conducting plates 7 are connected with the cold conducting cavities 301 by clamping, so as to position the cold conducting tube 5, and at the same time, the cold conducting plates 7 are tightly connected with the supporting tube 3, do benefit to the cold conduction, utilize the semiconductor refrigeration piece to refrigerate to transmit the cold source to leading cold plate 7 department through leading cold bar 10, the cooperation structure of leading cold piece 9, evenly distributed leads cold plate 7 on 3 lateral walls of bearing pipe for the inboard bacterin of bearing pipe is deposited pipe 4 and is carried out the cold supply, with the realization cryorefrigeration.

Referring to fig. 7-9, the cold conducting plate 7 is provided with a plurality of outer limiting holes 701 spaced apart from the water cooling cavity, both sides of the cold conducting plate 7 are provided with air holes 702 communicating with the outer limiting holes 701, the inner end of the outer limiting hole 701 is movably plugged with a limiting ball 703, the inner wall of the cold conducting cavity 301 is provided with a plurality of inner limiting holes 3011 corresponding to the outer limiting holes 701, the outer end wall of the vaccine storage tube 4 is provided with an oval-shaped capsule 401 corresponding to the inner limiting holes 3011, the outer end surface of the oval-shaped capsule 401 is abutted against the inner end surface of the support tube 3, the oval-shaped capsule 401 is a hollow oval-shaped structure, the outer end surface of the limiting ball is coated with an elastic buffer layer, after the cold conducting tube 5 is fastened on the outer end wall of the vaccine storage tube 4, in an initial state, the limiting ball 703 is located in the outer limiting hole 701, and is linked with an air nozzle by an external air supply device, air is supplied to the cold conducting tube 5, and air is introduced into the outer limiting holes 701 through the air holes 702, thereby promote spacing ball 703 and run through interior spacing hole 3011 and move and offset to oval calorie of bag 401 department, both realized carrying out the multiple spot location to bacterin storage tube 4, realize the cold transmission effect of multiple spot again, gaseous overflow in 5 inboards simultaneously, the cooperation leads the cold body, is favorable to improving even refrigeration effect, when bacterin is taken the use, outwards extracts gas, alright realize spacing ball 703 and break away from oval calorie of bag 401, upwards extract refrigeration pipe 5 again can.

Referring to fig. 1, a heat insulation sheet 11 is embedded at the top end of a box body 1, a heat dissipation cavity corresponding to the position of a refrigeration seat 6 is formed in the heat insulation sheet 11, the upper end of the refrigeration seat 6 extends to the heat dissipation cavity, a supporting plate 2, a cold guide pipe 5, the refrigeration seat 6 and the heat insulation sheet 11 are made of heat insulation materials, and a heat dissipation window is rotatably installed at the top end of the box body 1, so that a heat dissipation effect on a cold source is achieved, and heat generated by a semiconductor refrigeration sheet is conveniently dissipated.

Referring to fig. 8-10, a color display warning plate 8 connected with the cold conducting body is embedded on the outer end wall of the cold conducting tube 5, a high temperature color display filler layer is arranged in the color display warning plate 8, the color display warning plate 8 is connected with the cold conducting plate 7 through a plurality of heat conducting rods 801, the color display warning plate 8 is made of transparent heat conducting material, a color display cavity is arranged in the color display warning plate 8, the high temperature color display filler layer comprises an elastic spacer 802 arranged in the color display cavity, a thermal expansion gas 803 is filled between the elastic spacer 802 and the inner end surface of the color display cavity, the thermal expansion gas 803 is carbon dioxide, a color display plate 805 is attached to the outer end surface of the color display cavity, the color display plate 805 is made of high permeability material, a plurality of color storage strips 804 are distributed on the inner wall of the color display plate 805, the color storage strips are composed of an elastic bag layer and a color developing agent filled in the elastic bag layer, when a cold chain is interrupted, that a certain semiconductor plate works abnormally, the temperature inside the cold conducting tube 5 gradually recovers and rises, at this time, the thermal expansion gas 803 presses the elastic spacer 802 due to thermal expansion, so that the elastic spacer 802 presses the plurality of color storage strips 804, once the color storage strips 804 are broken and overflow the color developing agent, the color developing agent overflows and permeates the color developing sheet 805, and the color developing sheet 805 is observed through the transparent color developing warning plate 8 after being dyed, thereby achieving color development warning.

Compared with the prior art, the invention realizes independent refrigeration management by additionally arranging a plurality of refrigeration kits and arranging the vaccine storage tube 4 at the inner side of the supporting tube 3, has good refrigeration effect, and vaccine in the whole box body 1 can not be inactivated due to the disconnection of a certain cold chain, the refrigeration suite is made of a cold guide pipe 5, a refrigeration seat 6 and a cold guide body, and a semiconductor refrigeration piece is used for refrigeration, the cold source is evenly transmitted to the bearing tube 3 through the cold guide body, the vaccine storage tube 4 in the bearing tube 3 is refrigerated at low temperature, when a certain cold chain is interrupted, namely, when a certain semiconductor refrigerating sheet works abnormally, the temperature in the cold guide pipe 5 is gradually recovered and even raised, at the moment, the high-temperature color development filler is cracked and developed color when meeting high temperature and is warned by the color development warning board 8, thereby reminding the technician that the cold chain of the vaccine storage tube 4 in the cold guide tube 5 is broken and considering the situation of vaccine inactivation.

The components used in the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.