Light plastic ultralow-temperature cryopreservation lifting basket

Abstract

The utility model relates to the technical field of freezing, in particular to a light plastic ultralow-temperature freezing basket which comprises a basket body, the basket body comprises an outer shell which is integrally designed to be of a rectangular box structure and is vertically arranged, and the front side of the outer shell is designed to be open. A plurality of horizontally-arranged supporting partition plates are vertically installed and fixed in the outer shell at intervals, and the supporting partition plates divide the interior of the outer shell into a plurality of storage spaces which are vertically arranged in a stacked mode and are used for storing stored objects. The outer shell comprises a bottom plate at the bottom; the utility model has the characteristics that each component can be more conveniently disassembled, assembled and maintained, the light weight requirement can be better met, and biological samples stored in each storage space in the pail can be better limited.

Description

Technical Field

[0001] The utility model relates to the technical field of freezing, in particular to a lightweight plastic ultra-low temperature freezing basket. Background Art

[0002] The equipment required for freezing biological samples mainly includes liquid nitrogen tanks and liquid nitrogen tank buckets. When in use, the liquid nitrogen tank bucket is placed in a centralized liquid nitrogen tank for cryopreservation. Usually, each liquid nitrogen tank can hold 6-10 liquid nitrogen tank buckets. The liquid nitrogen tank and liquid nitrogen tank bucket are numbered, and the sample information and number information are entered into the carrier.

[0003] The existing patent (CN209553791U) discloses a positioning structure for a lifting bucket and a lifting bucket with the positioning structure; the lifting bucket in the above patent structure has the following problems: 1. The multiple storage spaces formed in the lifting bucket and arranged vertically in a stacked manner are all limited by the same vertical rod located on the side of the storage space access port to prevent the stored objects from sliding out of the storage space access port. Once the vertical rod is pulled out, the stored samples in the storage space are at risk of sliding out of the access port, making the entire device unsafe during use; 2. In the existing structure, it is not convenient to disassemble and maintain the various parts; 3. The overall weight is relatively large and does not meet the lightweight requirements.

[0004] Therefore, how to provide a lightweight plastic ultra-low temperature freezing basket with a simpler and more reasonable structural design, which can facilitate the disassembly and maintenance of various components, better meet the lightweight requirements, and better limit the biological samples stored in each storage space in the bucket has become a technical problem to be solved in this field. Utility Model Content

[0005] In view of the above-mentioned defects of the prior art, the technical problem to be solved by the present invention is how to provide a lightweight plastic ultra-low temperature freezing basket with a simpler and more reasonable structural design, which can facilitate the disassembly and assembly of various components and maintenance, better meet the lightweight requirements, and better limit the biological samples stored in each storage space in the bucket.

[0006] To achieve the above-mentioned purpose, the utility model provides a lightweight plastic ultra-low temperature freezing basket, including a basket body, the basket body including an outer shell body with an overall rectangular box structure design and arranged vertically, and the front side of the outer shell body is open; a plurality of horizontally arranged supporting partitions are installed and fixed vertically at intervals inside the outer shell body, the supporting partitions divide the interior of the outer shell body into a plurality of vertically stacked storage spaces and are used to store preserved objects; the outer shell body includes a bottom plate; it is characterized in that a first extension support plate and a second extension support plate are respectively integrally formed in the middle position of the front side of the bottom plate and the middle position of the front side of the supporting partition, extending horizontally outward to the outside of the open side of the outer shell body, and the upper surfaces of the first extension support plate and the second extension support plate are respectively provided with upwardly protruding limiting convex strips to limit the preserved objects in the storage space from sliding out of the open side of the outer shell body to the outside.

[0007] In this way, by providing the first extended support plate and the second extended support plate in the middle position of the front side of the bottom plate and the middle position of the front side of the supporting partition, and then setting limiting convex strips on the upper surfaces of the first extended support plate and the second extended support plate, it is possible to better prevent the stored objects in the storage space from sliding out of the open side of the outer shell to the outside without affecting the actual usable space area of ​​the storage space, thereby improving the safety during operation and being able to better limit the biological samples stored in each storage space.

[0008] As an optimization, the outer shell includes a top plate at the upper end, and a third extension support plate is integrally formed in the middle position of the front side of the top plate and extends horizontally outward to the outside of the open side of the outer shell, a positioning rod hole is arranged in the middle of the third extension support plate, and an insertion hole is vertically penetrated through the inner side of the limiting convex strip on the second extension support plate, and the insertion hole is arranged opposite to the positioning rod hole; a vertical positioning rod is arranged in the positioning rod hole, and the lower end of the positioning rod extends downward and is correspondingly inserted into the insertion hole; positioning holes are arranged on the third extension support plate and separated from the positioning rod holes, and the upper end of the positioning rod is bent into a U shape and can be correspondingly inserted into the positioning hole to limit the rotation of the positioning rod.

[0009] In this way, by setting a third extension support plate on the top plate, and by setting a positioning rod hole and a positioning hole on the third extension support plate, and setting an insertion hole on the second extension support plate, the positioning rod can be installed and arranged to better limit the stored items in the storage space and prevent the positioning rod from rotating.

[0010] As an optimization, the first extended support plate, the second extended support plate and the third extended support plate are all designed as long strip structures, and the first extended support plate, the second extended support plate and the third extended support plate are respectively arranged along the width direction of the opening of the outer shell; the limiting convex strips are respectively arranged along the longitudinal direction of the first extended support plate and the second extended support plate.

[0011] In this way, the structures and arrangements of the first extension support plate, the second extension support plate and the third extension support plate are more reasonable, and the arrangements of the limiting convex strips on the first extension support plate and the second extension support plate are more reasonable, making the limiting more reliable.

[0012] As an optimization, the outer shell includes left and right side panels, and mounting sockets are horizontally penetrated at positions on the side panels opposite to the supporting partitions. Mounting strips are respectively provided on both sides of the supporting partitions corresponding to the mounting sockets, and the mounting strips can be detachably inserted and fitted in the mounting sockets.

[0013] In this way, the structural design of the supporting partition is simpler and can be more conveniently disassembled and assembled.

[0014] As an optimization, the outer shell includes a rear enclosure, and a plurality of first weight reduction openings and second weight reduction openings are vertically spaced apart on the side panels and the enclosure, and the first weight reduction openings and the second weight reduction openings are arranged in a one-to-one correspondence with the storage space.

[0015] In this way, by designing the first weight-reducing opening and the second weight-reducing opening, lightweight design can be better met.

[0016] As an optimization, a positioning plate is provided on the second weight-reducing opening at the bottom of the enclosure, and both ends of the positioning plate are arched outward to form two protruding positioning portions that are spaced apart.

[0017] In this way, by designing the positioning plate, two protruding positioning parts are formed on the positioning plate, which makes it more convenient to position the entire device when in use.

[0018] As an optimization, the positioning plate and the enclosure plate are formed in one piece.

[0019] In this way, the structural design is simpler and more reasonable, and it is more convenient to process and manufacture.

[0020] As an optimization, the basket body is obtained by one-piece plastic injection molding.

[0021] In this way, the freezing basket has better integrity and is more convenient to process and manufacture.

[0022] As an optimization, a circle of supporting protrusions with a rectangular structure design is provided in the middle of the lower surface of the base plate.

[0023] In this way, the designed supporting ridge enables better support when the entire device is placed on the ground or a supporting surface.

[0024] As an optimization, the basket body also includes a lifting rod that is arranged vertically as a whole. A connecting protrusion that protrudes upward is provided in the middle of the upper end surface of the outer shell, and a fixing hole is provided in the middle of the end surface of the connecting protrusion. The lower end of the lifting rod is bent to form a lifting rod fixing section and is inserted and fixed in the fixing hole; the upper end of the lifting rod is bent to form a bent hand-held portion.

[0025] In this way, by designing the lifting rod, the lifting rod is detachable, which can make the operation and use of the entire device more convenient.

[0026] In summary, the lightweight plastic ultra-low temperature freezing basket of the above structure has a simpler and more reasonable structural design, can be more convenient for disassembly and maintenance of each component, can better meet the lightweight requirements, can better limit the biological samples stored in each storage space in the bucket, and is safer and more reliable to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of a lightweight plastic ultra-low temperature freezing basket in a specific implementation manner of the utility model.

[0028] Figure 2 yes Figure 1 Schematic diagram of the structure after rotation by an angle.

[0029] Figure 3 yes Figure 1 Front view of.

[0030] Figure 4 yes Figure 1 Rear view of.

[0031] Figure 5 yes Figure 1 Left view of .

[0032] Figure 6 yes Figure 1 Right view of .

[0033] Figure 7 yes Figure 1 Top view of the .

[0034] Figure 8 yes Figure 1 Bottom view of . DETAILED DESCRIPTION

[0035] The present invention is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific manner, and therefore cannot be understood as a limitation on the present invention. The terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0036] like Figures 1 to 8 As shown, a lightweight plastic ultra-low temperature freezing basket includes a basket body, which includes an outer shell 1 with an overall rectangular box structure design and a vertical arrangement, and the front side of the outer shell is open; a plurality of horizontally arranged supporting partitions 2 are installed and fixed at intervals vertically inside the outer shell, and the supporting partitions divide the interior of the outer shell into a plurality of vertically stacked storage spaces 3 for storing preserved objects; the outer shell includes a bottom plate 4; a first extending support plate 5 and a second extending support plate 6 are respectively integrally formed in the middle position of the front side of the bottom plate and the middle position of the front side of the supporting partition, and extend horizontally outward to the outside of the open side of the outer shell, and the upper surfaces of the first and second extending support plates are respectively provided with upwardly protruding limiting ridges 7 to limit the preserved objects in the storage space from sliding out of the open side of the outer shell to the outside.

[0037] In this way, by providing the first extended support plate and the second extended support plate in the middle position of the front side of the bottom plate and the middle position of the front side of the supporting partition, and then setting limiting convex strips on the upper surfaces of the first extended support plate and the second extended support plate, it is possible to better prevent the stored objects in the storage space from sliding out of the open side of the outer shell to the outside without affecting the actual usable space area of ​​the storage space, thereby improving the safety during operation and being able to better limit the biological samples stored in each storage space.

[0038] In this specific embodiment, the outer shell includes a top plate 8 at the upper end, and a third extension support plate 9 is integrally formed in the middle position of the front side of the top plate and extends horizontally outward to the outside of the open side of the outer shell. A positioning rod hole 10 is provided in the middle of the third extension support plate, and an insertion hole 11 is vertically penetrated through the inner side of the limiting convex strip on the second extension support plate, and the insertion hole is arranged opposite to the positioning rod hole; the positioning rod hole is used to arrange a vertical positioning rod, and the lower end of the positioning rod extends downward and is correspondingly inserted into the insertion hole; a positioning hole 12 is provided on the third extension support plate and separated from the positioning rod hole, and the upper end of the positioning rod is bent into a U shape and can be correspondingly inserted into the positioning hole to limit the rotation of the positioning rod.

[0039] In this way, by setting a third extension support plate on the top plate, and by setting a positioning rod hole and a positioning hole on the third extension support plate, and setting an insertion hole on the second extension support plate, the positioning rod can be installed and arranged to better limit the stored items in the storage space and prevent the positioning rod from rotating.

[0040] In this specific embodiment, the first extended support plate, the second extended support plate and the third extended support plate are all designed as long strip structures, and the first extended support plate, the second extended support plate and the third extended support plate are respectively arranged along the width direction of the opening of the outer shell; the limiting convex strips are respectively arranged along the longitudinal direction of the first extended support plate and the second extended support plate.

[0041] In this way, the structures and arrangements of the first extension support plate, the second extension support plate and the third extension support plate are more reasonable, and the arrangements of the limiting convex strips on the first extension support plate and the second extension support plate are more reasonable, making the limiting more reliable.

[0042] In this specific embodiment, the outer shell includes left and right side panels 13, and the side panels are each horizontally penetrated by a mounting socket 14 at a position opposite to the supporting partition. Mounting strips 15 are respectively provided on both sides of the supporting partition corresponding to the mounting sockets, and the mounting strips can be detachably inserted and fitted in the mounting sockets.

[0043] In this way, the structural design of the supporting partition is simpler and can be more conveniently disassembled and assembled.

[0044] In this specific embodiment, the outer shell includes a rear enclosure 16, and a plurality of first weight reduction openings 17 and second weight reduction openings 18 are vertically spaced apart on the side panels and the enclosure, and the first weight reduction openings and the second weight reduction openings are arranged in a one-to-one correspondence with the storage space.

[0045] In this way, by designing the first weight-reducing opening and the second weight-reducing opening, lightweight design can be better met.

[0046] In this specific embodiment, a positioning plate 19 is provided on the second weight-reducing opening at the bottom of the enclosure, and both ends of the positioning plate are arched outward to form two protruding positioning portions 20 that are spaced apart.

[0047] In this way, by designing the positioning plate, two protruding positioning parts are formed on the positioning plate, which makes it more convenient to position the entire device when in use; it can be easily positioned when stored on the shelf, and can also automatically slide into the positioning groove.

[0048] In this specific implementation, the positioning plate and the enclosure plate are integrally formed.

[0049] In this way, the structural design is simpler and more reasonable, and it is more convenient to process and manufacture.

[0050] In this specific implementation manner, the basket body is obtained by integrally injection molding of plastic.

[0051] In this way, the freezing basket has better integrity and is more convenient to process and manufacture.

[0052] In this specific embodiment, a circle of supporting protrusions 21 with a rectangular structure is provided in the middle of the lower surface of the bottom plate.

[0053] In this way, the designed supporting ridge enables better support when the entire device is placed on the ground or a supporting surface.

[0054] In this specific embodiment, the basket body also includes a lifting rod 22 that is arranged vertically as a whole. A connecting protrusion 23 that protrudes upward is provided in the middle of the upper end surface of the outer shell. A fixing hole is provided in the middle of the end surface of the connecting protrusion. The lower end of the lifting rod is bent to form a lifting rod fixing section 24 and is inserted and fixed in the fixing hole; the upper end of the lifting rod is bent to form a bent hand-held portion 25.

[0055] In this way, by designing the lifting rod, the lifting rod is detachable, which can make the operation and use of the entire device more convenient.

[0056] Specifically, both sides of the upper end and both sides of the lower end of the basket body (outer shell) are designed with rounded corners; this can help reduce the volume of the freezing rack, make it easier to take and put, and will not scratch the neck tube of the tank.

[0057] In summary, the lightweight plastic ultra-low temperature freezing basket of the above structure has a simpler and more reasonable structural design, can be more convenient for disassembly and maintenance of each component, can better meet the lightweight requirements, can better limit the biological samples stored in each storage space in the bucket, and is safer and more reliable to use.

[0058] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A lightweight plastic ultra-low temperature freezing basket, comprising a basket body, the basket body comprising an outer shell body of overall rectangular box structure design and vertically arranged, the front side of the outer shell body is open; a plurality of horizontally arranged supporting partitions are installed and fixed vertically at intervals inside the outer shell body, the supporting partitions divide the inner part of the outer shell body into a plurality of vertically stacked storage spaces for storing the stored objects; the outer shell body comprises a bottom plate; characterized in that; A first extension support plate and a second extension support plate are integrally formed corresponding to the middle position of the front side of the bottom plate and the middle position of the front side of the supporting partition, extending horizontally outward to the outside of the open side of the outer shell. The upper surfaces of the first extension support plate and the second extension support plate are respectively provided with upwardly protruding limiting ridges to limit the stored objects in the storage space from sliding out of the open side of the outer shell to the outside.

2. A lightweight plastic ultra-low temperature freezing basket as claimed in claim 1, characterized in that: The outer shell includes a top plate at the upper end, and a third extension support plate is integrally formed in the middle of the front side of the top plate and extends horizontally outward to the outside of the open side of the outer shell, a positioning rod hole is arranged in the middle of the third extension support plate, and an insertion hole is vertically penetrated through the inner side of the limiting convex strip on the second extension support plate, and the insertion hole is arranged opposite to the positioning rod hole; a vertical positioning rod is arranged in the positioning rod hole, and the lower end of the positioning rod extends downward and is correspondingly inserted into the insertion hole; positioning holes are arranged on the third extension support plate and spaced apart from the positioning rod holes, and the upper end of the positioning rod is bent into a U shape and can be correspondingly inserted into the positioning hole to limit the rotation of the positioning rod.

3. A lightweight plastic ultra-low temperature freezing basket as claimed in claim 1, characterized in that: The first extended support plate, the second extended support plate and the third extended support plate are all designed as long strip structures, and are arranged along the width direction of the opening of the outer shell respectively; the limiting convex strips are arranged along the longitudinal direction of the first extended support plate and the second extended support plate respectively.

4. A lightweight plastic ultra-low temperature freezing basket as claimed in claim 1, characterized in that: The outer shell includes left and right side panels, and mounting sockets are horizontally penetrated at positions on the side panels opposite to the supporting partitions. Mounting strips are respectively provided on both sides of the supporting partitions corresponding to the mounting sockets, and the mounting strips are detachably inserted and fitted in the mounting sockets.

5. A lightweight plastic ultra-low temperature freezing basket as claimed in claim 4, characterized in that: The outer shell includes a rear enclosure, and a plurality of first weight-reducing openings and second weight-reducing openings are vertically spaced apart on the side panels and the enclosure, and the first weight-reducing openings and the second weight-reducing openings are arranged in a one-to-one correspondence with the storage space.

6. A lightweight plastic ultra-low temperature freezing basket as claimed in claim 5, characterized in that: A positioning plate is arranged on the second weight-reducing opening at the bottom of the enclosure, and two ends of the positioning plate are respectively arched outward to form two protruding positioning portions arranged at intervals.

7. A lightweight plastic ultra-low temperature freezing basket as claimed in claim 6, characterized in that: The positioning plate and the enclosure plate are integrally formed.

8. A lightweight plastic ultra-low temperature freezing basket as claimed in claim 1, characterized in that: The basket body is obtained by integral plastic injection molding.

9. A lightweight plastic ultra-low temperature freezing basket as claimed in claim 1, characterized in that: A circle of supporting convex edges with a rectangular structure design is provided in the middle of the lower surface of the bottom plate.

10. A lightweight plastic ultra-low temperature freezing basket as claimed in claim 1, characterized in that: The basket body also includes a lifting rod arranged vertically as a whole. A connecting protrusion protruding upward is provided in the middle of the upper end surface of the outer shell. A fixing hole is provided in the middle of the end surface of the connecting protrusion. The lower end of the lifting rod is bent to form a lifting rod fixing section and is inserted and fixed in the fixing hole; the upper end of the lifting rod is bent to form a bent hand-held part.

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