Extracorporeal blood storage device

Abstract

The utility model relates to the technical field of extracorporeal blood storage, and discloses an extracorporeal blood storage device which comprises a shell, a sealing cover is hinged to the top of the shell, a storage box is arranged in the shell, and circulation assemblies are installed on the inner side and the outer side of the shell. The circulation assembly comprises a heat preservation water box, a heat conduction plate, a semiconductor chilling plate, a liquid outlet pipe, a connecting pipe, a liquid extraction pump, a suction pipe, a refrigeration cavity, a triangular groove and a triangular elastic piece. According to the extracorporeal blood storage device, a simple cooling structure is formed by the heat preservation water box, the heat conduction plate and the semiconductor chilling plate, cooling treatment is conducted on cooling liquid in the heat preservation water box through the semiconductor chilling plate, and therefore it is avoided that the device needs to be prepared and replaced to place articles such as ice bags, the working efficiency of the device is guaranteed, and the time needed for preparation is shortened; furthermore, the operation and the use of medical staff are facilitated, and the convenience of the in-vitro blood in the storage process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of extracorporeal blood storage, in particular to an extracorporeal blood storage device. Background Art

[0002] Hematology is a branch of internal medicine, which mainly treats problems of the hematopoietic system. In order to test the blood, blood samples usually need to be transported to the testing department. In order to ensure the stability of the blood samples and prevent them from being damaged, medical staff will use blood boxes to store and transport the blood samples. In order to ensure the activity of the blood, medical staff usually place ice packs directly in the box and then place the blood samples in the box.

[0003] For example, the Chinese patent number CN213009358U is a medical blood box for extracorporeal blood treatment. In this utility model, a drawer plate, a concave frame, a filter screen, a partition strip and a movable strip are used to facilitate the placement of ice packs, thereby reducing the difficulty of placing ice packs. However, in this utility model, blood is stored by conveniently replacing ice packs, and ice packs cannot be replaced quickly and conveniently. Some components need to be taken out to replace the ice packs, making the device inconvenient and not quick to use. Reorganization requires a certain amount of time, which increases the inconvenience in use. Therefore, an extracorporeal blood storage device is proposed to solve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the utility model provides an extracorporeal blood storage device, which has the advantages of no need for replacement, recycling, and easy cooling, etc. It solves the problem of inconvenience in replacement and the need for a certain amount of time for reorganization in the comparative documents, which reduces the convenience in use.

[0006] (II) Technical solution

[0007] To achieve the above object, the utility model provides the following technical solution: an extracorporeal blood storage device, comprising a housing, a sealing cover is hingedly connected to the top of the housing, a storage box is arranged inside the housing, and circulation components are installed on both the inner and outer sides of the housing;

[0008] The circulation component includes an insulated water box, a heat conduction plate, a semiconductor refrigeration sheet, a liquid outlet pipe, a connecting pipe, a liquid pump, a suction pipe, a refrigeration chamber, a triangular groove and a triangular spring piece. The rear side of the shell is installed with an insulated water box, the rear side of the insulated water box is connected to the heat conduction plate, the outer surface of the heat conduction plate is installed with a semiconductor refrigeration sheet, the left side of the insulated water box is installed with a liquid outlet pipe, the top of the insulated water box is installed with a connecting pipe, the end of the connecting pipe away from the insulated water box is installed with a liquid pump, the right side of the shell is installed with a suction pipe, the interior of the shell is provided with a refrigeration chamber, the left and right sides of the shell are provided with triangular grooves, and two triangular spring pieces are installed on the top of the storage box.

[0009] Furthermore, a rectangular hole is provided on the inner rear wall of the thermal insulation water box, and the heat conducting plate is located inside the rectangular hole.

[0010] Furthermore, the size of the heat conducting plate is adapted to the size of the rectangular hole, and the heat dissipation surface of the semiconductor refrigeration plate passes through the rectangular hole and extends to the outside of the rectangular hole.

[0011] Furthermore, one end of the liquid outlet pipe away from the heat-insulating water box passes through the refrigerating cavity and extends to the inside of the refrigerating cavity, and the tail end of the suction pipe is connected to the suction nozzle of the liquid suction pump.

[0012] Furthermore, the bottom of the storage box passes through the opening at the top of the refrigeration cavity and extends to the interior of the refrigeration cavity, and the outer surface of the storage box fits with the inner wall of the shell opening.

[0013] Furthermore, the interiors of the refrigeration chamber, the suction pipe, the connecting pipe, the thermal insulation water box and the liquid outlet pipe are all filled with cooling liquid, and a liquid replenishing port is provided at the top of the thermal insulation water box.

[0014] Furthermore, hook grooves are provided on the front and rear inner walls of the storage box, and the two triangular spring sheets are respectively engaged and connected with the two triangular grooves.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0017] 1. The extracorporeal blood storage device forms a simple cooling structure through an insulated water box, a heat conduction plate and a semiconductor refrigeration sheet, allowing the semiconductor refrigeration sheet to cool the coolant in the insulated water box, thereby avoiding the need to prepare and dismantle the device to place items such as ice bags, ensuring the working efficiency of the device, reducing the time required for preparation, and further facilitating the operation and use of medical staff.

[0018] 2. Before replacing the test tube, the extracorporeal blood storage device only needs to press the switch to start the semiconductor refrigeration plate and the liquid pump to start working, so that the coolant circulates, reducing the preparation steps required for cooling, allowing medical staff to directly take out the blood test tube for storage after turning it on, saving manpower during storage, further facilitating the operation of medical staff, and ensuring the convenience of use for users. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a front view cross-sectional schematic diagram of the utility model;

[0021] Figure 3 It is a partial cross-sectional view of the rear view of the utility model;

[0022] Figure 4 It is a partial sectional view of the utility model from the left;

[0023] Figure 5 For this utility model Figure 2 Enlarged view of point A in the middle.

[0024] In the figure: 1, shell; 2, sealing cover; 3, storage box; 4, circulation component; 401, insulation water box; 402, heat conduction plate; 403, semiconductor refrigeration plate; 404, liquid outlet pipe; 405, connecting pipe; 406, liquid pump; 407, suction pipe; 408, refrigeration chamber; 409, triangular groove; 410, triangular spring. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5 An extracorporeal blood storage device in this embodiment includes a shell 1, a sealing cover 2 is hinged on the top of the shell 1, a storage box 3 is arranged inside the shell 1, and a circulation component 4 is installed on both the inner and outer sides of the shell 1.

[0027] exist Figure 1-5In the figure, the circulation component 4 is composed of ten components including a heat-insulating water box 401, a heat-conducting plate 402, a semiconductor refrigeration sheet 403, a liquid outlet pipe 404, a connecting pipe 405, a liquid pump 406, a suction pipe 407, a refrigeration chamber 408, a triangular groove 409 and a triangular spring piece 410, so as to achieve the advantages of no need for replacement, recycling and easy cooling.

[0028] exist Figure 1-5 In the embodiment, an insulated water box 401 is installed on the rear side of the shell 1, a heat conducting plate 402 is connected to the rear side of the insulated water box 401, a semiconductor refrigeration plate 403 is installed on the outer surface of the heat conducting plate 402, a liquid outlet pipe 404 is installed on the left side of the insulated water box 401, a connecting pipe 405 is installed on the top of the insulated water box 401, a liquid pump 406 is installed on the end of the connecting pipe 405 away from the insulated water box 401, a suction pipe 407 is installed on the right side of the shell 1, and a refrigeration chamber 408 is arranged inside the shell 1, forming a liquid cooling circulation structure, which reduces the energy of subsequent manual maintenance and improves the convenience during use.

[0029] exist Figure 1-5 In the embodiment, triangular grooves 409 are provided on both the left and right sides of the shell 1, and two triangular spring pieces 410 are installed on the top of the storage box 3. The movable nature of the triangular spring pieces 410 facilitates the user's disassembly, replacement and cleaning operations.

[0030] It should be noted that this section is intended to provide a background or context for the implementation methods stated in the claims, and detailed descriptions of known functions and known components are omitted. At the same time, fixed and movable installations are determined according to actual application methods. To ensure the compatibility of the equipment, the operating methods used are consistent with the parameters of marketed equipment. The description here is not admitted to be prior art because it is included in this section.

[0031] When implementing, follow these steps:

[0032] 1) Before taking out the blood test tube, the semiconductor refrigeration sheet 403 is turned on in advance to cool down the coolant inside the thermal insulation water box 401;

[0033] 2) Then, the liquid pump 406 is turned on to extract the normal temperature coolant in the refrigeration chamber 408 through the suction pipe 407, and the coolant flows back to the inside of the thermal insulation water box 401 along the suction pipe 407 and the connecting pipe 405;

[0034] 3) Finally, the room temperature coolant squeezes the low temperature coolant in the thermal insulation water box 401, and squeezes the low temperature coolant into the refrigeration chamber 408 through the liquid outlet pipe 404, thereby cooling the inside of the storage box 3, and then putting the blood test tube in when the temperature drops.

[0035] In summary, the extracorporeal blood storage device forms a simple cooling structure through the thermal insulation water box 401, the heat conduction plate 402 and the semiconductor refrigeration plate 403, so that the semiconductor refrigeration plate 403 cools the coolant in the thermal insulation water box 401, thereby avoiding the need to prepare and dismantle the device to place ice bags and other items, ensuring the working efficiency of the device, reducing the time required for preparation, and further facilitating the operation and use of medical staff.

[0036] Moreover, before replacing the test tube, one only needs to press the switch to start the semiconductor refrigeration plate 403 and the liquid pump 406 to start working, so that the coolant circulates, reducing the preparation steps required for cooling, allowing medical staff to directly take out the blood test tube for storage after opening, saving manpower during storage, further facilitating the operation of medical staff, ensuring the convenience of use for users, and solving the problem of inconvenience in replacement in comparison documents, requiring a certain amount of time for reorganization, and reducing convenience in use.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An extracorporeal blood storage device, comprising a housing (1), characterized in that: A sealing cover (2) is hingedly connected to the top of the shell (1), a storage box (3) is arranged inside the shell (1), and circulation components (4) are installed on both the inner and outer sides of the shell (1); The circulation component (4) comprises a heat-insulating water box (401), a heat-conducting plate (402), a semiconductor cooling sheet (403), a liquid outlet pipe (404), a connecting pipe (405), a liquid pump (406), a suction pipe (407), a refrigeration chamber (408), a triangular groove (409) and a triangular spring sheet (410). The heat-insulating water box (401) is installed on the rear side of the shell (1). The heat-insulating water box (401) is connected to the heat-conducting plate (402) on the rear side. The semiconductor cooling sheet (403) is installed on the outer surface of the heat-conducting plate (402). A liquid outlet pipe (404) is installed on the left side of the thermal insulation water box (401), a connecting pipe (405) is installed on the top of the thermal insulation water box (401), a liquid pump (406) is installed on the end of the connecting pipe (405) away from the thermal insulation water box (401), a suction pipe (407) is installed on the right side of the shell (1), a refrigeration chamber (408) is arranged inside the shell (1), triangular grooves (409) are provided on the left and right sides of the shell (1), and two triangular spring sheets (410) are installed on the top of the storage box (3).

2. An extracorporeal blood storage device according to claim 1, characterized in that: A rectangular hole is provided on the inner rear wall of the heat-insulating water box (401), and the heat-conducting plate (402) is located inside the rectangular hole.

3. An extracorporeal blood storage device according to claim 2, characterized in that: The size of the heat conducting plate (402) is matched to the size of the rectangular hole, and the heat dissipation surface of the semiconductor cooling plate (403) passes through the rectangular hole and extends to the outside of the rectangular hole.

4. The extracorporeal blood storage device according to claim 1, characterized in that: One end of the liquid outlet pipe (404) away from the heat-insulating water box (401) passes through the refrigerating chamber (408) and extends into the interior of the refrigerating chamber (408), and the tail end of the suction pipe (407) is connected to the suction nozzle of the liquid suction pump (406).

5. The extracorporeal blood storage device according to claim 1, characterized in that: The bottom of the storage box (3) passes through the opening at the top of the refrigeration cavity (408) and extends into the interior of the refrigeration cavity (408), and the outer surface of the storage box (3) fits with the inner wall of the opening of the shell (1).

6. The extracorporeal blood storage device according to claim 1, characterized in that: The interiors of the refrigeration chamber (408), the suction pipe (407), the connecting pipe (405), the thermal insulation water box (401) and the liquid outlet pipe (404) are all filled with cooling liquid, and a liquid replenishing port is provided at the top of the thermal insulation water box (401).

7. The extracorporeal blood storage device according to claim 1, characterized in that: The storage box (3) has hook grooves on its front and rear inner walls, and the two triangular spring sheets (410) are respectively engaged and connected with the two triangular grooves (409).

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