Excrement and urine sample inspection box

By using the design of lifting tracks and fixed layer movable layers in the urinary and defecation specimen delivery box, the problem of shaking of storage racks and confusion of specimens during transport is solved, and the stable storage and convenient operation of the sampling container is achieved.

CN222180268UActive Publication Date: 2024-12-17南宁市妇幼保健院
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Patent Information

Application Number
CN202420865507.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-24
Publication Date
2024-12-17
Estimated Expiration
2034-04-24

AI Technical Summary

Technical Problem

The existing urinary and defecation specimens storage racks are prone to shake during transportation, resulting in spilling specimens in the sampling container, and the storage racks are inconvenient to place and remove, which can easily lead to confusion and contamination of the specimens.

Method used

A urinal and defecation specimen inspection box was designed, and the storage rack was moved up and down stably by using lifting tracks. The relative positions of the multi-layer storage rack were staggered by swinging the lifting tracks, preventing shaking and chaos, and providing a structure of fixed and movable layers. Easy to remove and place the sampling container.

Benefits of technology

It ensures that the sampling container is stored stably during the transfer process, reduces the risk of specimens pouring, facilitates the sequential placement and distinction of sampling containers, and avoids pollution and chaos.

✦ Generated by Eureka AI based on patent content.

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Abstract

The excrement and urine sample inspection box comprises a box body with an opening in the top, a storage rack for placing a sampling container is arranged in the box body, the excrement and urine sample inspection box further comprises a lifting track for controlling the storage rack to move up and down, the side wall of the lifting track is connected with the storage rack, and the middle of the lifting track can swing. The storage rack of the inspection box stably moves up and down by adopting the lifting track, and the storage rack is prevented from moving longitudinally and transversely to a certain extent, so that shaking is reduced, and samples in a sampling container are prevented from being poured; at least two layers of storage racks are lifted at the same time through the lifting track, the storage rack on the top layer can swing to one side through the lifting track, namely, the relative positions of the storage racks on the two layers are staggered, and the situation that sampling containers are disordered due to the fact that the storage racks are replaced vertically is prevented.
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Description

Technical Field

[0001] The present application relates to the field of medical auxiliary equipment, and in particular to a urine and feces specimen inspection box. Background Art

[0002] The urine and feces specimen storage rack is a commonly used medical device in clinical practice. It is usually double-layered with a through hole on the top layer. The sample containers are placed in the through hole and fixed. When the rack is full, they are sent for inspection and testing.

[0003] At present, the storage rack for transporting urine and feces specimens in hospitals generally adopts a plastic box with a detachable lid on the top. The storage rack is placed in the plastic box, and then the lid is closed and lifted up to be carried or transported away. The above method has some defects when used. Because the sizes of the storage rack and the plastic box are fixed, it may be difficult to find matching sizes. If the storage rack is larger than the plastic box, it is difficult to put the storage rack into the plastic box; if the storage rack is smaller than the plastic box, the storage rack may shake during the transportation process, causing the urine specimen in the sampling container to spill, thereby reducing the amount of specimen detection, which is not conducive to the detection, and the specimen contaminates the wall of the sampling container. When medical staff take out the sampling container, it is easy to contaminate their hands. Secondly, if there are many sampling containers, the storage racks are usually arranged in multiple layers. Generally, the bottom storage rack will be filled first, and then the remaining sampling containers will be placed on the upper storage racks. In this way, the upper storage racks need to be taken out first and then placed again each time. Of course, the top storage rack can be filled first, and then the storage racks can be replaced up and down, but this approach can easily confuse the samples, resulting in the possibility that the test parameters may not correspond to the patient's condition. Utility Model Content

[0004] The technical problem to be solved by the present application is to provide a urine and feces specimen inspection box, which can ensure that the sampling containers are stably stored in the box and ensure that the sampling containers will not spill during transportation; it is convenient to place and distinguish the sampling containers in sequence, and to take out the full storage rack.

[0005] In order to solve the above technical problems, this application adopts the following technical solutions:

[0006] A urine and stool specimen inspection box includes a box body with an open top, a storage rack for placing sampling containers inside the box body, and a lifting track for controlling the storage rack to move up and down, the lifting track is arranged on the inner wall of the box body, the side wall of the lifting track is connected to the storage rack, and the middle part of the lifting track can swing. The multi-layer storage rack is simultaneously raised and lowered from the box body by the lifting track, and the storage rack on the top layer is swung to one side by the lifting track to avoid the storage rack below, which is convenient for placing the sampling container and prevents the sampling container from being confused due to the replacement of the storage rack.

[0007] In order to facilitate the removal of the sampling container on the storage rack, in some embodiments, the storage rack includes a fixed layer and a movable layer, the top surface of the fixed layer is provided with a hollow supporting column, the top of the fixed layer is provided with a movable layer, the top surface of the movable layer is provided with a placement hole for placing the sampling container, and the bottom of the movable layer is provided with a limiting column, the limiting column is arranged in the supporting column, the sampling container is placed in the placement hole, and the movable layer can be pulled out to directly take out the sampling container for testing.

[0008] In order to facilitate the upward pulling of the storage rack, in some embodiments, the storage rack has at least two layers, the top surface of the fixed layer of the upper storage rack is provided with a lifting rod, and the lifting rod passes upward through the movable layer. The lifting rod is pulled upward by hand to drive the storage rack to move upward.

[0009] In some embodiments, the inner wall of the box is provided with a guide groove, and two sides of the fixed layer are provided with sliders movable along the guide groove. The sliders can guide the storage rack to move and also limit the vertical and horizontal shaking of the storage rack.

[0010] In some embodiments, the left and right side walls inside the box are respectively provided with rail grooves for placing lifting rails, and the lifting rails include a first slide rail and a second slide rail, and the first slide rail can slide up and down along the second slide rail.

[0011] In order to enable the lifting guide rail to swing, in some embodiments, a limit pin is provided on the bottom side wall of the first slide rail, and a slide groove is provided on the side wall of the second slide rail, and the limit pin is slidably and rotatably placed in the slide groove.

[0012] In order to enable the lifting track to drive at least two layers of storage racks to move up and down, in some embodiments, a guide sleeve is provided on the side of the first slide rail, and a protrusion is provided on the side of the fixed layer of the upper storage rack, and the protrusion is placed in the guide sleeve; a connecting rod is provided on the side of the fixed layer of the lower storage rack, and the connecting rod is fixedly connected to the side wall of the second slide rail.

[0013] Compared with the prior art, the present application achieves at least the following beneficial effects: the storage rack adopts a lifting track to achieve stable up and down movement, and at the same time, the limitation of the lifting track prevents the storage rack from moving vertically and horizontally to a certain extent, thereby reducing shaking and preventing specimens in the sampling container from spilling; the lifting track is used to simultaneously raise at least two layers of storage racks, and the top layer of storage rack can be swung to one side through the lifting track, that is, the relative positions of the double-layer storage racks are staggered, which is conducive to filling the bottom storage rack first, and can also prevent the sampling containers from being confused due to swapping the storage racks up and down. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] One or more embodiments of the present application will now be described, by way of example only, with reference to the accompanying drawings, in which:

[0015] Figure 1 This is a front view of an inspection box according to one embodiment of the present application;

[0016] Figure 2 for Figure 1 A schematic diagram of the ice cube layer coming out of the bottom of the inspection box of the embodiment;

[0017] Figure 3 This is a three-dimensional schematic diagram showing the interior of an inspection box in one embodiment of the present application;

[0018] Figure 4 This is a working three-dimensional diagram of a storage rack in one embodiment of the present application after being pulled out upward and swung;

[0019] Figure 5 for Figure 4 A three-dimensional schematic diagram of a storage rack of an embodiment;

[0020] Figure 6 This is a three-dimensional schematic diagram of an inspection box according to one embodiment of the present application;

[0021] Figure 7 It is a three-dimensional schematic diagram of the aperture adjustment member of the present application.

[0022] The numbers in the figure are: 1, box body; 1-1, cover buckle; 1-3, guide groove; 1-4, track groove; 1-5, air flow channel; 2, cover; 1-2, edge; 3, tweezer storage cavity; 3-1, cavity; 3-2, concave point; 3-3, box body; 3-4, box cover; 3-5, convex point; 4, buckle head; 5, buckle tail; 6, ice grid layer; 7, torsion spring; 8, limit screw; 9, guide sleeve; 10, first slide rail; 1 1. Second slide rail; 12. Limit pin; 13. Connecting rod; 14. Movable layer; 14-1. Placement hole; 14-2. Limit column; 15. Fixed layer; 15-1. Support column; 15-2. Bump; 15-3. Slider; 15-4. Groove; 15-5. Lifting rod; 16. Aperture adjustment piece; 16-1. Hand-held ring; 16-2. Limit ring; 16-3. Guide ring; 16-4. Rubber sheet. DETAILED DESCRIPTION

[0023] The present application will be described in detail below with reference to the exemplary embodiments in the accompanying drawings. However, it should be understood that the present application can be implemented in a variety of different forms and should not be construed as being limited to the embodiments described herein. These embodiments are provided here to make the disclosure of the present application more complete and to fully convey the concept of the present application to those skilled in the art.

[0024] In the description of the present application, it should be understood that the terms "center", "lateral", "longitudinal", "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the scope of protection of the present application.

[0025] The inventors have conducted a careful analysis and found that the above problems in the specimen sampling process are mainly caused by the following reasons: First, at present, hospitals do not have a storage box or a storage box suitable for the storage rack of the sampling container. Medical staff usually use a plastic box with an open top, such as a transparent box for storing clothes, to place the storage rack in such a box. However, the dimensions of the storage rack and the inside of the box cannot be guaranteed to match completely, so there will be interference or gap matching. If there is an interference, the storage rack cannot be placed in the box. If there is a gap, the storage rack is easy to shake inside the box. The shaking may cause the specimen in the sampling container to spill out, and the amount of specimen collected will be reduced. If the specimen does not fill the detection instrument, the test parameters may be different, which is not conducive to detection and testing. In addition, the specimen spills out from the side wall of the sampling container, and when the medical staff obtains it, it is easy to contaminate their hands. Secondly, when there are many patients, multiple layers of storage racks are usually placed. One purpose of filling the bottom storage rack is to facilitate the sequential placement of the sampling containers and avoid There is confusion, and secondly, after the storage rack at the bottom is filled, the bottom has weight support and will not cause the storage rack to collapse due to the top-heavy structure. However, according to the above-mentioned storage method of using a box, when placing the sampling container, it is often necessary to take out the top storage rack first, and then place the sampling container on the bottom storage rack. This reciprocating process wastes time. If the top storage rack is filled first, and then the storage rack is replaced up and down, as mentioned above, one is easy to cause the top to be heavy, and the other is that the replacement back and forth is easy to cause specimen confusion; in addition, when using this kind of box, the plastic structure itself has a certain plastic smell, and the urine and feces waste specimens also have a certain odor. Different patients discharge different wastes, so the odor has different degrees of severity. In hot weather, these waste specimens are concentrated because of less human body water and are more likely to emit a heavier smell. These odors and plastic smells are mixed and dispersed, which will make people uncomfortable. At the same time, when the temperature is high, the specimens are evaporated and bring out more odors, resulting in a larger range of odor dispersion. Based on the above analysis, the inventor has improved the structure for placing the sampling container specimens.

[0026] like Figure 1 and Figure 2As shown, in one embodiment of a urine and feces specimen inspection box of the present application, the inspection box includes a box body 1 with an open top, the box body 1 can be made of plastic material, the top surface of the box body 1 is provided with a lid 2, and the left and right sides of the box body 1 are respectively provided with cover buckles 1-1 for fastening or loosening the lid 2, a storage rack for placing sampling containers is provided inside the box body 1, and also includes a lifting track for controlling the up and down movement of the storage rack, the lifting track can be slidably arranged on the inner wall of the box body 1, the side wall of the lifting track is connected to the storage rack, and the middle part of the lifting track can swing; the multi-layer storage racks are simultaneously raised and lowered from the box body 1 by the lifting track, and the storage rack on the top layer is swung to one side by the lifting track to avoid the storage rack below, which is convenient for placing the sampling containers and prevents the sampling containers from being confused due to the replacement of the storage racks.

[0027] In order to facilitate the removal of the sampling container from the storage rack, refer to Figure 5 The storage rack includes a fixed layer 15 supporting the bottom of the sampling container and a side wall of the fixed sampling container and a movable layer 14 holding up the sampling container. The fixed layer 15 is a plastic plate, and four corners of the top surface are provided with hollow support columns 15-1. In addition, the top surface of the fixed layer 15 is also provided with a plurality of grooves 15-4, and the function of the grooves 15-4 is to fix the bottom of the sampling container; a movable layer 14 is arranged above the fixed layer 15, and the movable layer 14 is also a plastic plate. A placement hole 14-1 for placing the sampling container is arranged on the top surface of the movable layer 14, and four corners of the bottom of the movable layer 14 are provided with limiting columns 14-2, which are arranged in the supporting columns 15-1, and play a certain role in limiting the longitudinal and lateral movement of the movable layer 14, and guiding the movable layer 14 to be pulled out upward; the sampling container is a common medical appliance such as a sampling tube and a sampling cup with a flanged opening, and these sampling containers are placed in the placement hole 14-1. The movable layer 14 is pulled out upward, and the sampling containers of this layer can be taken out for testing.

[0028] To facilitate pulling the storage rack upward, refer to Figure 4 and 5 The storage rack has at least two layers, the top surface of the fixed layer 15 of the upper storage rack is provided with a lifting rod 15-5, and the top surface of the movable layer 14 is provided with a through hole, and the lifting rod 15-5 passes upward through the through hole on the movable layer 14. When the lifting rod 15-5 is pulled upward, the storage rack is driven to move upward.

[0029] The size of the storage rack is slightly smaller than the size inside the box 1. If the size of the storage rack is basically equal to the size inside the box 1, when the storage rack is pulled out upward with an inclination, it is possible that it will contact the inner wall of the box 1, generating a large friction force and being unable to be pulled out. Secondly, when the size of the storage rack is slightly smaller than the size inside the box 1, it may shake inside the box 1. In order to solve the above problems, refer to Figure 3 and Figure 5The inner wall of the box body 1 is provided with a guide groove 1-3, and sliders 15-3 are provided on both sides of the fixed layer 15 to move along the guide groove 1-3. The sliders 15-3 are small in structure, and the contact area with the inside of the box body 1 is small, so the friction force generated is relatively small, which is convenient for guiding the movement of the storage rack, and at the same time, it can also limit the vertical and horizontal shaking of the fixed layer 15 of the storage rack.

[0030] The lifting rail needs corresponding structural support to slide inside the box 1. Figure 3-5 The left and right side walls inside the box 1 are respectively provided with track grooves 1-4 for placing the lifting rails. The lifting rails include a first slide rail 10 and a second slide rail 11. The first slide rail 10 can slide up and down along the second slide rail 11. The first slide rail 10 needs to be restricted, otherwise it will fall out of the second slide rail 11. In order to prevent the first slide rail 10 from falling out and the lifting rail can swing, a limit pin 12 is provided on the bottom side wall of the first slide rail 10, and a slide groove is provided on the side wall of the second slide rail 11. The limit pin 12 can be slidably and rotatably placed in the slide groove. When the first slide rail 10 slides upward to the limit distance, the limit pin 12 contacts the top surface of the slide groove of the second slide rail 11 to limit the first slide rail 10 from falling out. When the first slide rail 10 continues to move upward, the limit pin 12 drives the second slide rail 11 to slide upward. When the limit pin 12 of the first slide rail 10 slides upward and leaves the track groove 1-4, it is not limited by the end surface of the track groove 1-4 and can swing.

[0031] The front and rear end faces at the bottom of the second slide rail 11 are provided with protrusions (not shown), and the longitudinal width of the track groove 1-4 is adapted to the protrusion at the bottom of the second slide rail 11. A limit screw 8 is screwed on the end face of the track groove 1-4. When the second slide rail 11 slides upward, the protrusion touches the limit screw 8, thereby limiting the second slide rail 11 or limiting the lifting rail from escaping from the track groove 1-4.

[0032] In order to enable the lifting rail to drive at least two layers of storage racks to move up and down, a guide sleeve 9 is provided on the side of the first slide rail 10, and a protrusion 15-2 is provided on the side of the fixed layer 15 of the upper storage rack, and the protrusion 15-2 is placed in the guide sleeve 9; a connecting rod 13 is provided on the side of the fixed layer 15 of the lower storage rack, and the connecting rod 13 is fixedly connected to the side wall of the second slide rail 11. When the hand-held lifting rod 15-5 is pulled upward, the protrusion 15-2 on the side wall of the fixed layer 15 of the upper storage rack drives the guide sleeve 9 and the first slide rail 10 to slide upward in the track groove 1-4, and then the first slide rail 10 drives the second slide rail 11 to slide upward, and the second slide rail 11 drives the storage rack of the lower layer to move upward through the connecting rod 13; when the limit pin 12 on the first slide rail 10 leaves the track groove 1-4, it can swing, and during the swinging process, the protrusion 15-2 of the fixed layer 15 of the upper storage rack rotates in the guide sleeve 9, so that the storage rack of the upper layer is placed flat.

[0033] As mentioned above, different patients have different degrees of turbidity in their urine and feces. When the temperature is high, it is easy to emit odor. If a plastic box is used to seal the specimen inside the box, more odor will be emitted as the temperature rises, which may cause discomfort to the medical staff who collect the specimen. Therefore, the inspection box also includes an ice grid layer 6 for cooling the inside of the box 1. The ice grid layer 6 is arranged at the bottom of the box 1. The bottom of the box 1 is provided with air flow channels 1-5 connected to the ice grid layer 6. The air flow channels 1-5 are multiple air holes. After placing ice cubes in the ice grid layer 6, cold air enters the box 1 from the air flow channels 1-5, cools the inside of the box 1, reduces the evaporation rate of water vapor in the specimen, and can reduce the degree of odor dissipation to a certain extent.

[0034] In order to facilitate the connection between the ice tray layer 6 and the box body 1, refer to Figure 1 and Figure 2 The ice tray layer 6 is a bottom bracket with an inner diameter larger than the outer diameter of the box body 1. The left and right sides of the ice tray layer 6 are provided with fasteners, which include a rotating shaft, a buckle head 4, a buckle tail 5 and a torsion spring 7. The rotating shaft is longitudinally hinged to the side wall of the ice tray layer 6, and a torsion spring 7 is provided in the middle. The top of the rotating shaft is provided with a bent buckle head 4 and the bottom is provided with a plate-shaped buckle tail 5. Figure 3 The connection between the buckle head 4, the buckle tail 5 and the rotating shaft is respectively provided with a notch for evading the torsion spring 7. The outer wall of the box body 1 is provided with an edge 1-2 engaged with the buckle. Figure 1 This is a schematic diagram of the fastener being engaged with the edge 1-2 of the box body 1. At this time, the buckle head 4 is subjected to the reaction force of the torsion spring 7, and the buckle head 4 swings clockwise and is limited by the outer wall of the box body 1. When the inspection box is lifted upward, the bottom surface of the buckle head 4 fits with the top surface of the edge 1-2 of the box body 1, and the ice grid layer 6 is lifted up through the edge 1-2; when the ice grid layer 6 needs to be removed, the inspection box is placed on the ground, and then the buckle tail 5 is pressed sideways with both feet to make it swing toward the side of the ice grid layer 6, and the fastener is opened, and the effect is as follows: Figure 2 As shown, the ice cube layer 6 can be removed, and the feet can be loosened, and the fasteners can be reset by the reaction force of the torsion spring 7, so that the disassembly and installation of the ice cube layer 6 are relatively convenient.

[0035] Considering that the number of samples of stool and urine may be different, that is, some patients need to collect stool, and some patients need to collect urine. If the diameter of the sampling container for urine is relatively small, and the diameter of the placement hole 14-1 of the storage rack is relatively large, the sampling container for collecting urine may be tilted in the placement hole 14-1, and it is easy to swing, causing urine to spill. Therefore, if Figure 4 and Figure 7As shown, the present embodiment also provides an aperture adjustment member 16, whose structure includes a guide ring 16-3. The guide ring 16-3 is used to guide the aperture adjustment member 16 to be inserted into the placement hole 14-1. Therefore, the guide ring 16-3 has a certain thickness. A hand-held ring 16-1 and a limit ring 16-2 are respectively and sequentially arranged on the upper and lower side walls of the guide ring 16-3. The function of the hand-held ring 16-1 is to facilitate the insertion and removal of the aperture adjustment member 16 into the placement hole 14-1, and the limit ring 16-2 is to prevent the guide ring 16-3 from falling downward. A circle of triangular or semicircular rubber sheets 16-4 is arranged on the inner wall of the guide ring 16-3. When the sampling container is placed, the rubber sheet 16-4 swings along the trajectory of the sampling container being placed, and at the same time avoids the sampling container. Its top surface fits the sampling container. When the diameter of the sampling container is small, the aperture adjustment member 16 can be inserted into the placement hole 14-1 to stabilize the sampling container with a smaller diameter.

[0036] In order to reduce the contamination caused by direct contact between the hands of medical staff and the sampling container, a tweezers storage cavity 3 is also provided on the side wall of the box body 1 of the inspection box, in which tweezers for clamping the sampling container can be placed. The tweezers storage cavity 3 includes a cavity 3-1 made of plastic material directly connected to the box body 1, and a concave concave point 3-2 is provided inside the cavity 3-1. A box cover 3-4 is hinged at the bottom of the cavity 3-1, and a box body 3-3 with a top opening and a cavity is provided on the left end face of the box cover 3-4. The tweezers are placed in the box body 3-3, and raised convex points 3-5 are provided on the front and rear end faces of the box body 3-3. Figure 1 When the box cover 3-4 is closed, the box body 3-3 is placed in the cavity 3-1, and the convex point 3-5 on the box body 3-3 is inserted into the concave point 3-2 on the inner wall of the cavity 3-1 to prevent the box body 3-3 from swinging. When the box cover 3-4 is opened, Figure 6 shown.

[0037] When using the inspection box, first install the ice grid layer 6 at the bottom of the box body 1, then when collecting specimens, open the lid 2, hold the lifting rod 15-5 to pull up the storage rack, and then swing the top storage rack to one side through the first slide rail 10 of the lifting track, at this time, the bottom side of the fixed layer 15 of the storage rack is in contact with the top surface of the box body 1; then clamp the sampling container on the lower storage rack by tweezers, if the diameter of the sampling container is small, the aperture adjustment member 16 can be inserted into the placement hole 14-1, after placement, pull the upper storage rack upwards through the lifting rod 15-5, when the first slide rail 10 and the second slide rail 11 are in line, put it down, then cover the lid 2, and put the tweezers into the tweezers storage cavity 3. The cold air of the ice cubes in the ice grid layer 6 will enter the box body 1 from the air flow channel 1-5, cool the air in the box body 1, so that the moisture in the specimen will not evaporate too quickly due to heat, and reduce the emission of odor. If a sampling container is placed on the upper storage rack, the sampling container is preferably placed on the side where the bottom of the fixed layer 15 of the storage rack contacts the top surface of the box 1. The top surface of the box 1 supports the storage rack to prevent the storage rack from turning over.

[0038] It should be understood that all the above embodiments are illustrative rather than restrictive, and various modifications or variations made by those skilled in the art to the specific embodiments described above based on the concept of the present application should all be within the protection scope of the present application.

Claims

1. A urine and feces specimen inspection box, comprising a box body with an open top, wherein a storage rack for placing sampling containers is provided inside the box body, characterized in that: It also includes a lifting track for controlling the storage rack to move up and down. The lifting track is arranged on the inner wall of the box body, the side wall of the lifting track is connected to the storage rack, and the middle part of the lifting track can swing.

2. The inspection box according to claim 1, characterized in that: The storage rack includes a fixed layer and a movable layer. The top surface of the fixed layer is provided with a hollow supporting column. The movable layer is provided above the fixed layer. The top surface of the movable layer is provided with a placement hole for placing a sampling container. The bottom of the movable layer is provided with a limiting column, and the limiting column is arranged in the supporting column.

3. The inspection box according to claim 2, characterized in that: The storage rack has at least two layers, an upper storage rack and a lower storage rack. The top surface of the fixed layer of the upper storage rack is provided with a lifting rod, and the lifting rod passes upward through the movable layer.

4. The inspection box according to claim 3, characterized in that: A guide groove is provided on the inner wall of the box body, and sliding blocks movable along the guide groove are respectively provided on both sides of the fixed layer.

5. The inspection box according to claim 4, characterized in that: The left and right side walls inside the box are respectively provided with rail grooves for placing lifting rails. The lifting rails include a first slide rail and a second slide rail. The first slide rail can slide up and down along the second slide rail.

6. The inspection box according to claim 5, characterized in that: The bottom side wall of the first slide rail is provided with a limit pin, and the side wall of the second slide rail is provided with a slide groove, and the limit pin is slidably and rotatably placed in the slide groove.

7. The inspection box according to claim 6, characterized in that: A guide sleeve is provided on the side of the first slide rail, a protrusion is provided on the side of the fixed layer of the upper storage rack, and the protrusion is placed in the guide sleeve; a connecting rod is provided on the side of the fixed layer of the lower storage rack, and the connecting rod is fixedly connected to the side wall of the second slide rail.

8. The inspection box according to claim 1, characterized in that: It also includes an ice grid layer, which is arranged at the bottom of the box body, and an air flow channel connected to the ice grid layer is opened at the bottom of the box body.

9. The inspection box according to claim 8, characterized in that: The left and right sides of the ice tray layer are respectively provided with fasteners, and the outer wall of the box body is provided with edges engaged with the fasteners.