Blister packaging box for dialysis purification device

By designing a blister packaging box suitable for dialysis purification devices, and using a base, support plate, and connecting tube locking mechanism, the problem of insufficient stability and safety of dialysis purification devices during transportation in existing technologies is solved. This achieves comprehensive protection and stable fixation, reduces transportation costs, and improves the versatility of the packaging box.

CN223935322UActive Publication Date: 2026-02-24SHENZHEN JUNHAO MEDICAL PACKING CO LTD
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Patent Information

Application Number
CN202520750780.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-21
Publication Date
2026-02-24
Estimated Expiration
2035-04-21

AI Technical Summary

Technical Problem

Existing blister packaging boxes cannot provide sufficient stability and safety protection when transporting dialysis purification devices, especially due to the irregular shape and complex tubing distribution of the devices, which makes them susceptible to damage during transportation.

Method used

A blister packaging box for a dialysis purification device was designed. The frame is constructed by a base and a support plate. Combined with a connecting tube locking mechanism and locking groove, the dialyzer connecting tube, monitoring sensor and filter are firmly fixed. The multi-layer protrusion and locking groove structure ensures the accurate positioning and stability of the dialyzer connecting tube. The base is rounded around to prevent scratches. The support plate is hollow to reduce weight.

Benefits of technology

During transportation and storage, it provides comprehensive protection for the dialysis purification device, preventing damage to components caused by shaking or collisions, ensuring the stability of the dialyzer connecting tubes, reducing transportation costs, and improving the versatility and scalability of the packaging box.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of blister packaging boxes, and discloses a blister packaging box for a dialysis purification device, which comprises a base, the top of the base is fixedly connected with a support plate, the top of the support plate is provided with a connecting pipe clamping mechanism, and a plurality of dialyzer connecting pipes are clamped through the connecting pipe clamping mechanism. The multiple dialyzer connecting pipes are of a multi-layer structure, the right ends of the multiple dialyzer connecting pipes communicate with multiple dialysate pumps, multiple monitoring sensors penetrate through the middles of the multiple dialyzer connecting pipes, and multiple clamping holes are formed in the middle of the base and the middle of the supporting plate. According to the dialysis purification device, the base provides stable bottom support to resist vibration impact, the monitoring sensor is clamped in the clamping hole, the filter is clamped in the clamping groove to prevent collision and damage, the effect of providing all-around protection for the dialysis purification device during transportation and storage is achieved, and the dialysis purification device is effectively prevented from being damaged due to shaking, external force or collision.
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Description

Technical Field

[0001] This utility model relates to the field of blister packaging technology, and in particular to a blister packaging box for dialysis purification devices. Background Technology

[0002] Blister packaging is a common type of packaging container. It is mainly made by thermoforming plastic sheets into specific shapes, which can provide physical protection for products and effectively prevent them from being damaged by external forces such as collision, squeezing, and scratching during transportation and storage. At the same time, blister packaging has good display properties. The transparent material can clearly show the appearance, shape and color characteristics of the packaged product, which helps to attract consumers' attention and plays an important role in the sales process.

[0003] A search revealed Chinese patent publication number CN221852670U, which discloses a blister packaging box. The box includes an outer tube receiving slot, a packaging initiation slot, and a conduit seat slot. The outer tube receiving slot is elliptical and accommodates at least one ring of the outer tube. The packaging initiation slot extends linearly from the outer tube receiving slot and accommodates a protective sleeve assembly. The conduit seat slot has at least two conventional conduit seat shapes to accommodate conduit seats of different specifications. The elliptical design of the outer tube receiving slot and the linear initiation slot prevent bending of long balloons, allowing the same type of product with different effective lengths to use the same blister packaging box, thus achieving product compatibility across different specifications. By replacing the insert mold on the mold at the catheter seat contouring slot, balloon products with different catheter seats can share the same blister pack. This allows the blister pack to be adapted to and compatible with at least two different product specifications, reducing mold opening costs, packaging costs, and management costs. However, because the dialysis purification device is irregular in shape and the catheter part is complexly distributed, the blister pack is relatively weak in resisting vibration and impact, resulting in insufficient protection for products like the dialysis purification device that have high requirements for stability and safety during transportation. Utility Model Content

[0004] To overcome the above shortcomings, this utility model provides a blister packaging box for dialysis purification devices, aiming to improve the problem in the prior art that the irregular shape of the dialysis purification device and the complex distribution of the tubing make it impossible to provide sufficient protection for products with high requirements for stability and safety during transportation.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: a blister packaging box for a dialysis purification device, comprising a base, a support plate fixedly connected to the top of the base, a connecting tube locking mechanism provided on the top of the support plate, a plurality of dialyzer connecting tubes being locked by the connecting tube locking mechanism, the plurality of dialyzer connecting tubes having a multi-layer structure, a plurality of dialysate pumps being connected to the right end of the plurality of dialyzer connecting tubes, a plurality of monitoring sensors passing through the middle of the plurality of dialyzer connecting tubes, a plurality of locking holes being opened in the middle of the base and the support plate, the plurality of monitoring sensors being locked inside the locking holes, a filter being fixedly connected to the rear end of the plurality of dialyzer connecting tubes, a plurality of locking grooves being opened on the rear side of the support plate, the exterior of the plurality of filters being locked inside the plurality of locking grooves respectively.

[0006] The above technical solution, through the coordinated operation of the base providing stable bottom support to resist vibration and impact, the monitoring sensor engaging in the engagement hole, and the filter engaging in the engagement groove to prevent collision damage, achieves the effect of providing all-round protection for the dialysis purification device during transportation and storage, effectively avoiding damage to internal components due to shaking, external force, collision, etc.

[0007] As a further description of the above technical solution:

[0008] The connecting tube locking mechanism includes multiple single-layer protrusions, with a second layer of protrusions on the top of the single-layer protrusions and a third layer of protrusions on the top of the second layer of protrusions. Each of the single-layer, second-layer, and third-layer protrusions has a locking groove in the middle. Each of the adjacent sides of the multiple locking grooves is fixedly connected to a locking block. The multiple locking grooves and locking blocks are respectively locked with multiple dialyzer connecting tubes.

[0009] The above technical solution achieves a stable fixation of the dialyzer connecting tube through the layered layout of the first, second, and third layers of protrusions in the connecting tube clamping mechanism, as well as the precise fit between the slot and the dialyzer connecting tube and the fastening method of the clamping blocks. During transportation and storage, it can effectively resist external impacts and vibrations, ensuring that the dialyzer connecting tube is in a precise and stable position.

[0010] As a further description of the above technical solution:

[0011] The slots in the middle of the multiple three-layer protrusions are interconnected with the slots in the middle of the multiple two-layer protrusions at the bottom.

[0012] The above technical solution allows the connected slots to transition naturally between different layers of protrusions in the dialyzer connecting tube, forming continuous support. This avoids uneven local stress on the tube caused by discontinuous slots, effectively reducing the risk of tube shaking and displacement, and ensuring that it maintains a stable position during transportation and use.

[0013] As a further description of the above technical solution:

[0014] The slots in the middle of the multiple two-layer protrusions are interconnected with the slots in the middle of the multiple one-layer protrusions at the bottom.

[0015] Through the above technical solution, the slot connection ensures a smooth transition of the dialyzer connecting tube from the bottom layer of protrusions to the middle layer of protrusions, making the pipeline line continuous and avoiding connection interruption or misalignment.

[0016] As a further description of the above technical solution:

[0017] The outer surfaces of the first-layer protrusion, second-layer protrusion, third-layer protrusion, and card block are all designed with rounded edges.

[0018] The above technical solution: the smooth design can prevent multiple protrusions and blocks from scratching the dialyzer connecting tube during contact or movement, while the connecting groove makes the tube installation smoother, reduces friction, and extends the service life of the components.

[0019] As a further description of the above technical solution:

[0020] The four corners of the base are all rounded.

[0021] The above technical solution uses a rounded design at all four corners of the base to prevent scratches and bumps caused by sharp edges when handling, transporting, or coming into contact with other objects, thus protecting the packaging box and the internal dialysis purification device from damage.

[0022] As a further description of the above technical solution:

[0023] The base has multiple fixing holes on its top.

[0024] The above technical solution provides multiple fixing holes, offering various fixing point options. It can be used to enhance the versatility and expandability of the packaging box by adding extra functional accessories or different models of dialysis purification devices.

[0025] As a further description of the above technical solution:

[0026] The bottom of the support plate is hollow, and the thickness of the first-layer protrusion, the second-layer protrusion, the third-layer protrusion and the card block are equal.

[0027] Through the above technical solutions, the hollow structure of the support plate effectively reduces the amount of material used, lowers the weight of the packaging box itself, facilitates handling and transportation, reduces transportation costs, and makes the entire packaging structure lighter and more flexible without affecting the support function.

[0028] This utility model has the following beneficial effects:

[0029] 1. In this utility model, the base provides stable bottom support to resist vibration and impact, the monitoring sensor is engaged in the engagement hole, and the filter is engaged in the engagement groove to prevent collision damage. The coordinated operation of these features achieves the effect of providing all-round protection for the dialysis purification device during transportation and storage, effectively avoiding damage to internal components due to shaking, external force, collision, etc.

[0030] 2. In this utility model, the layered layout of the first, second, and third layers of protrusions in the connecting tube clamping mechanism, the precise fit between the slot and the dialyzer connecting tube, and the fastening method of the clamping blocks achieve a stable fixing effect on the dialyzer connecting tube. During transportation and storage, it can effectively resist external impacts and vibrations, ensuring that the dialyzer connecting tube is in a precise and stable position. Attached Figure Description

[0031] Figure 1 This is a perspective view of a blister packaging box for a dialysis purification device proposed in this utility model;

[0032] Figure 2 This is an exploded view of a blister packaging box for a dialysis purification device proposed in this utility model;

[0033] Figure 3 This is a schematic diagram of the structure of the dialyzer connecting tube in a blister packaging box for a dialysis purification device proposed in this utility model;

[0034] Figure 4 This is a top view of a dialyzer connecting tube in a blister packaging box for a dialysis purification device, as proposed in this utility model.

[0035] Figure 5 This is a schematic diagram of the connecting tube locking mechanism in a blister packaging box for a dialysis purification device proposed in this utility model.

[0036] Legend:

[0037] 1. Base; 2. Support plate; 3. Connecting tube locking mechanism; 301. First layer protrusion; 302. Second layer protrusion; 303. Third layer protrusion; 304. Locking slot; 305. Locking block; 4. Dialyzer connecting tube; 5. Dialysate pump; 6. Monitoring sensor; 7. Locking hole; 8. Filter; 9. Locking groove; 10. Fixing hole. Detailed Implementation

[0038] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0039] Reference Figures 1-4 This utility model provides an embodiment of a blister packaging box for a dialysis purification device, including a base 1. A support plate 2 is fixedly connected to the top of the base 1, providing a stable support structure for the entire device and ensuring that the components maintain relative positional stability during operation and transportation. A connecting tube locking mechanism 3 is provided on the top of the support plate 2, which can accurately fix the dialyzer connecting tubes 4, effectively preventing the connecting tubes from shaking or shifting. Multiple dialyzer connecting tubes 4 are locked together by the connecting tube locking mechanism 3. The multiple dialyzer connecting tubes 4 have a multi-layer structure, which can adapt to the complex dialysate transmission layout requirements and improve space utilization. The right ends of the multiple dialyzer connecting tubes 4 are connected to multiple dialysate pumps 5. Multiple monitoring sensors 6 pass through the middle of each dialyzer connecting tube 4. Multiple locking holes 7 are provided in the middle of the base 1 and the support plate 2 to provide specific installation positions for the monitoring sensors 6, so that they can be accurately fixed in the corresponding positions, reducing monitoring errors caused by external factors. Multiple monitoring sensors 6 are locked inside the locking holes 7. Filters 8 are fixedly connected to the rear ends of multiple dialyzer connecting tubes 4. Multiple locking grooves 9 are provided on the rear side of the support plate 2 to provide stable locking points for the filters 8, preventing the filters 8 from loosening or being damaged during transportation or use, and ensuring the normal functioning of their filtration function. The exterior of multiple filters 8 is locked inside the multiple locking grooves 9 respectively.

[0040] Specifically, the base 1 and support plate 2 together form the entire frame. The base 1, as the foundation, can withstand vibrations and impacts from the bottom, preventing damage to the internal components due to shaking during transportation and storage. The connecting tube locking mechanism 3 at the top of the support plate 2 engages with the multi-layered dialyzer connecting tube 4. The multi-layered design of the dialyzer connecting tube 4 is designed to accommodate complex dialysate transfer requirements, while the connecting tube locking mechanism 3 firmly locks its position, ensuring it remains stationary within the packaging box and preventing deformation due to external forces. The dialysate pump 5 is connected to the right end of the dialyzer connecting tube 4. The dialysate pump 5, using its own power, continuously circulates the dialysate throughout the system, ensuring... To ensure uninterrupted dialysis, multiple monitoring sensors 6 run through the middle of the dialyzer connecting tube 4. These sensors 6 are precisely engaged in the engagement holes 7 in the middle of the base 1 and the support plate 2. The engagement holes 7 not only provide accurate positioning for the monitoring sensors 6, but also ensure that the filters 8, which are fixedly connected to the rear end of the dialyzer connecting tube 4, are engaged in the engagement grooves 9 on the rear side of the support plate 2. This effectively prevents the filters 8 from being damaged by collisions during transportation and storage, achieving comprehensive protection for the key components of the dialysis purification device. This provides a solid guarantee for the safety of the dialysis purification device during transportation and storage, ensuring that it can be put into normal operation immediately upon arrival at the place of use.

[0041] Reference Figure 2 and Figure 5 The connecting tube clamping mechanism 3 includes multiple single-layer protrusions 301, providing support for constructing a stable clamping base for the dialyzer connecting tube 4 and ensuring the overall structural stability. A second layer of protrusions 302 is provided on top of the single-layer protrusions 301, enabling layered positioning and fixing of the dialyzer connecting tube 4, improving the accuracy and reliability of the clamping. A third layer of protrusions 303 is provided on top of the second layer of protrusions 302, further refining the multi-layer clamping layout, adapting to complex pipe installation requirements, and enhancing the constraint capability on the dialyzer connecting tube 4. The single-layer protrusions 301, the second layer of protrusions 302, and... Each of the three protrusions 303 has a slot 304 in the middle. The slot 304 can accurately accommodate the dialyzer connection tube 4, effectively preventing its lateral displacement and ensuring the stability of the tube connection. Each of the adjacent sides of the slots 304 is fixedly connected with a block 305. The block 305 can tightly hold the dialyzer connection tube 4 to prevent it from coming out longitudinally, ensuring that the dialyzer connection tube 4 is always in the correct position in the slot 304. The multiple slots 304 and the blocks 305 respectively engage with the multiple dialyzer connection tubes 4, thereby achieving a stable engagement of the dialyzer connection tube 4 in all directions.

[0042] Specifically, the connecting tube locking mechanism 3 consists of multiple single-layer protrusions 301 forming a basic layer. A second layer of protrusions 302 is set on top of the single-layer protrusions 301, and a third layer of protrusions 303 is set on top of the second layer of protrusions 302. This layered structure provides multi-directional support and positioning for the dialyzer connecting tube 4. During the transportation of the dialysis purification device, the dialyzer connecting tube 4 needs to be accurately and securely installed in a specific position. At this time, multiple dialyzer connecting tubes 4 correspond to the locking grooves 304 opened in the middle of the single-layer protrusions 301, the second layer of protrusions 302, and the third layer of protrusions 303, respectively. The shape and size of the slot 304 are adapted to the outer diameter of the dialyzer connecting tube 4, so that the connecting tube can be accurately embedded in the slot 304. When the dialyzer connecting tube 4 is embedded in the slot 304, the locking block 305 fixedly connected to the top of the adjacent side of the slot 304 will tightly lock the dialyzer connecting tube 4, preventing it from shifting laterally or longitudinally within the slot 304. This ensures that even if it is subjected to a certain degree of external impact or vibration during transportation and storage, it can remain in place and will not easily loosen or fall off. Through the layered locking of the first layer of protrusions 301, the second layer of protrusions 302, and the third layer of protrusions 303, as well as the synergistic effect of the slot 304 and the locking block 305, the connecting tube locking mechanism 3 can effectively adapt to the multi-layered structural characteristics of the dialyzer connecting tube 4, providing it with all-round stable support and ensuring the integrity and safety of the dialysis purification device in the blister packaging box.

[0043] Reference Figure 2 and Figure 5 The grooves 304 in the middle of the multiple three-layer protrusions 303 are interconnected with the grooves 304 in the middle of the multiple two-layer protrusions 302 at the bottom, which allows the dialyzer connecting tube 4 to smoothly transition between different layers of protrusions, ensuring a continuous and regular pipeline layout, and improving installation convenience and stability. The grooves 304 in the middle of the multiple two-layer protrusions 302 are interconnected with the grooves 304 in the middle of the multiple one-layer protrusions 301 at the bottom, which is conducive to building an integrated pipeline support system, evenly dispersing the external force on the dialyzer connecting tube 4, and enhancing the overall structure's ability to protect the pipeline. The outer surfaces of the one-layer protrusion 301, the two-layer protrusion 302, the three-layer protrusion 303 and the clamping block 305 are all designed with rounded edges. The rounded shape can avoid scratch damage when in contact with the dialyzer connecting tube 4, while reducing stress concentration points, extending the service life of components and ensuring the safe operation of the dialyzer connecting tube 4.

[0044] Specifically, the interconnected slots 304 allow for a natural transition between different layers of protrusions in the dialyzer connecting tube 4, forming continuous support. This avoids uneven local stress on the tube caused by discontinuities in the slots 304, effectively reducing the risk of tube swaying and displacement, and ensuring that it maintains a stable position during transportation and use. The interconnected slots 304 ensure a smooth transition of the dialyzer connecting tube 4 from the bottom layer of protrusions 301 to the middle layer of protrusions 302, making the tube line continuous and avoiding connection interruptions or misalignments. The smooth design prevents the protrusions and locking blocks 305 from scratching the tube during contact or movement with the dialyzer connecting tube 4. At the same time, the interconnected slots 304 make tube installation smoother, reduce friction, and extend the service life of components.

[0045] Reference Figure 1 , Figure 2 and Figure 5 The four corners of the base 1 are rounded to prevent scratching of surrounding objects or people during handling or placement, and to reduce the impact force during collisions, thus protecting the integrity of the packaging box and the internal dialysis purification device. The top of the base 1 has multiple fixing holes 10, which facilitate connection with other auxiliary components or external fixing devices, allowing the base 1 to better adapt to different installation scenarios and needs, and enhancing the stability and functionality of the entire device. The bottom of the support plate 2 is hollow, which reduces the overall weight while ensuring sufficient support strength, making it easier to handle and transport, and saving material costs, making the packaging box more economical and practical. The thickness of the first layer protrusion 301, the second layer protrusion 302, the third layer protrusion 303 and the locking block 305 are equal, which ensures that the connecting tube locking mechanism 3 is subjected to uniform force when locking the dialyzer connecting tube 4, avoiding local stress concentration caused by thickness differences, and improving the reliability and stability of locking.

[0046] Specifically, the four corners of the base 1 are rounded to prevent scratches and bumps caused by sharp edges when handling, transporting, or coming into contact with other objects, thus protecting the packaging box and the internal dialysis purification device from damage. Multiple fixing holes 10 provide a variety of fixing point options, which can be used to add additional functional accessories according to different models of dialysis purification devices, enhancing the versatility and expandability of the packaging box. The hollow structure of the support plate 2 effectively reduces the amount of material used, reduces the weight of the packaging box itself, facilitates handling and transportation, and reduces transportation costs. Without affecting the support function, the entire packaging structure is lighter and more flexible.

[0047] Working Principle: The base 1 and support plate 2 together form the entire frame. The base 1, as the foundation, can withstand vibrations and impacts from the bottom, preventing damage to the internal components due to shaking during transportation and storage. The connecting tube locking mechanism 3 at the top of the support plate 2 engages with the multi-layered dialyzer connecting tube 4. The multi-layered design of the dialyzer connecting tube 4 is designed to accommodate complex dialysate transfer requirements, while the connecting tube locking mechanism 3 firmly locks its position, ensuring it remains stationary within the packaging box and preventing deformation due to external forces. The dialysate pump 5 is connected to the dialyzer connecting tube 4 on the right... With the connection at the end, the dialysate pump 5, powered by its own power, continuously circulates the dialysate throughout the system, ensuring uninterrupted dialysis. Multiple monitoring sensors 6 pass through the middle of the dialyzer connecting tube 4. These monitoring sensors 6 are precisely engaged in the engagement holes 7 in the middle of the base 1 and the support plate 2. The existence of the engagement holes 7 not only provides accurate fixed positions for the monitoring sensors 6, but also ensures that the filter 8, which is fixedly connected to the rear end of the dialyzer connecting tube 4, is engaged in the engagement grooves 9 on the rear side of the support plate 2. This effectively prevents the filter 8 from being damaged by collisions during transportation and storage.

[0048] Furthermore, the connecting tube locking mechanism 3 consists of multiple single-layer protrusions 301 forming a basic layer, with a second layer of protrusions 302 on top of the single-layer protrusions 301, and a third layer of protrusions 303 on top of the second layer of protrusions 302. This layered structure provides multi-directional support and positioning for the dialyzer connecting tube 4. During the transportation of the dialysis purification device, the dialyzer connecting tube 4 needs to be accurately and securely installed in a specific position. At this time, multiple dialyzer connecting tubes 4 correspond to the locking grooves 304 opened in the middle of the single-layer protrusions 301, the second layer of protrusions 302, and the third layer of protrusions 303, respectively. The shape and size of the slot 304 are adapted to the outer diameter of the dialyzer connecting tube 4, so that the connecting tube can be accurately embedded in the slot 304. When the dialyzer connecting tube 4 is embedded in the slot 304, the locking block 305 fixedly connected to the top of the adjacent side of the slot 304 will tightly lock the dialyzer connecting tube 4, preventing it from shifting laterally or longitudinally in the slot 304. This ensures that even if it is subjected to a certain degree of external impact or vibration during transportation and storage, it can remain in place and will not easily loosen or fall off.

[0049] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A blister packaging box for a dialysis purification device, comprising a base (1), characterized in that: A support plate (2) is fixedly connected to the top of the base (1). A connecting tube locking mechanism (3) is provided on the top of the support plate (2). Multiple dialyzer connecting tubes (4) are locked through the connecting tube locking mechanism (3). The multiple dialyzer connecting tubes (4) have a multi-layer structure. Multiple dialysate pumps (5) are connected to the right end of the multiple dialyzer connecting tubes (4). Multiple monitoring sensors (6) pass through the middle of the multiple dialyzer connecting tubes (4). Multiple locking holes (7) are opened in the middle of the base (1) and the support plate (2). The multiple monitoring sensors (6) are locked inside the locking holes (7). Filters (8) are fixedly connected to the rear ends of the multiple dialyzer connecting tubes (4). Multiple locking grooves (9) are opened on the rear side of the support plate (2). The exterior of the multiple filters (8) are locked inside the multiple locking grooves (9).

2. The blister packaging box for a dialysis purification device according to claim 1, characterized in that: The connecting tube locking mechanism (3) includes multiple single-layer protrusions (301), a second-layer protrusion (302) is provided on the top of the single-layer protrusion (301), a third-layer protrusion (303) is provided on the top of the second-layer protrusion (302), and a locking groove (304) is provided in the middle of the single-layer protrusion (301), the second-layer protrusion (302) and the third-layer protrusion (303). A locking block (305) is fixedly connected to the top of the adjacent side of the multiple locking grooves (304), and the multiple locking grooves (304) and locking blocks (305) respectively lock with the multiple dialyzer connecting tubes (4).

3. A blister packaging box for a dialysis purification device according to claim 2, characterized in that: The slots (304) in the middle of the plurality of three-layer protrusions (303) are interconnected with the slots (304) in the middle of the plurality of two-layer protrusions (302) at the bottom.

4. A blister packaging box for a dialysis purification device according to claim 2, characterized in that: The slots (304) in the middle of the plurality of two-layer protrusions (302) are interconnected with the slots (304) in the middle of the plurality of one-layer protrusions (301) at the bottom.

5. A blister packaging box for a dialysis purification device according to claim 2, characterized in that: The outer surfaces of the first-layer protrusion (301), the second-layer protrusion (302), the third-layer protrusion (303), and the card block (305) are all designed with rounded edges.

6. A blister packaging box for a dialysis purification device according to claim 1, characterized in that: The four corners of the base (1) are all rounded.

7. A blister packaging box for a dialysis purification device according to claim 1, characterized in that: The base (1) has multiple fixing holes (10) on its top.

8. A blister packaging box for a dialysis purification device according to claim 2, characterized in that: The bottom of the support plate (2) is hollow, and the thickness of the first layer protrusion (301), the second layer protrusion (302), the third layer protrusion (303) and the card block (305) are equal.