CN218344182U - Hemopoietic stem cell liquid nitrogen transfer tank - Google Patents
Hemopoietic stem cell liquid nitrogen transfer tank Download PDFInfo
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- CN218344182U CN218344182U CN202222357663.1U CN202222357663U CN218344182U CN 218344182 U CN218344182 U CN 218344182U CN 202222357663 U CN202222357663 U CN 202222357663U CN 218344182 U CN218344182 U CN 218344182U
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- liquid nitrogen
- fixed pipe
- cover
- connecting plug
- sealing
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Abstract
The utility model belongs to the technical field of liquid nitrogen transfer tank technique and specifically relates to just a hemopoietic stem cell liquid nitrogen transfer tank, including a jar body, cover and ventilative device, jar internal portion is equipped with the square chamber that holds, jar body top is equipped with the connection bottleneck, the cover is connected with connection bottleneck detachable, ventilative device is including fixed pipe, connecting plug and reserve subassembly of ventilating, fixed union coupling is in jar body upper portion, and connecting plug and fixed pipe detachable are connected, reserve subassembly and the connecting plug sliding connection of ventilating. The two handles are arranged on the tank cover, so that the opening and closing operations of the tank cover are facilitated, meanwhile, the handles can be conveniently and rapidly accommodated in the connecting grooves, and the occupied area is small; set up fixed pipe on the jar body, fixed intraductal detachable that sets up connects the stopper, ventilates jar internal portion as needs, during balanced atmospheric pressure, can be with connecting the convenient dismantlement of stopper, convenient to use is swift, is convenient for shift the use of jar, effectively improves the operating efficiency that the hemopoietic stem cell freezes and deposits.
Description
Technical Field
The utility model belongs to the technical field of liquid nitrogen transfer jar technique and specifically relates to a hemopoietic stem cell liquid nitrogen transfer jar.
Background
The process of freezing and storing hematopoietic stem cells comprises the steps of transferring the prepared hematopoietic stem cells from a collection bag into a freezing and storing bag, placing the freezing and storing bag into a rectangular aluminum box, and finally placing the freezing and storing bag in liquid nitrogen for a long time.
In scientific experiments, the aluminum box and the umbilical cord blood hematopoietic stem cells are required to be placed into a liquid nitrogen transfer barrel for transfer from liquid nitrogen. At present, the liquid nitrogen transfer bucket on the market is mostly cylindrical, places rectangle aluminium box and can waste great space. On the other hand, the liquid nitrogen temperature is low, the air in the barrel shrinks, the transferring barrel cover is easy to be sucked tightly, and the barrel cover is difficult to open.
This novel technical problem who solves is: the design is a hemopoietic stem cell liquid nitrogen transfer tank, increases the holding capacity of freezing the aluminium box of depositing under the unchangeable condition of volume to make things convenient for opening of cover.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a hemopoietic stem cell liquid nitrogen transfer tank.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a hemopoietic stem cell liquid nitrogen shifts jar, includes a jar body, cover and ventilative device, jar internal portion is equipped with the square chamber that holds, jar body top is equipped with the connection bottleneck, the cover is connected with connection bottleneck detachable, ventilative device is including fixed pipe, connecting plug and reserve subassembly of ventilating, fixed union coupling is on jar body upper portion, and connecting plug and fixed pipe detachable are connected, reserve subassembly and the connecting plug sliding connection of ventilating.
Preferably, the connecting bottleneck is cylindrical, the tank cover is a cylindrical cover body with an opening at the bottom, sealing foam is arranged on the inner side of the tank cover, the inner side of the tank cover is connected with the outer side of the connecting bottleneck through threads, and the sealing foam is in contact with the inner side of the connecting bottleneck.
As optimization, the fixed pipe level set up, fixed pipe one end and jar internal portion through connection, the fixed pipe other end is equipped with sealed recess, be equipped with the sealing rubber ring in the sealed recess, the thickness of sealing rubber ring with the degree of depth of sealed recess is the same, the inboard of fixed pipe is equipped with connecting thread.
As optimization, the middle part of the outer side of the connecting plug is provided with a limiting piece, the limiting piece is in a circular ring shape, the limiting piece and the connecting plug are coaxially arranged, one side of the limiting piece adjacent to the limiting groove is provided with an annular limiting bulge, and the limiting bulge is in contact with the sealing rubber ring.
Preferably, the axis of the connecting plug is provided with a connecting pore channel, the outer side of one end of the connecting plug, which is connected with the fixed pipe, is provided with connecting threads, and the connecting plug is connected with the inner side of the fixed pipe through threads.
Preferably, one end of the connecting plug, which is far away from the fixed pipe, is sequentially provided with a nut seat and a rotating handle, the nut seat and the rotating handle are coaxially arranged with the connecting plug, and a gap is reserved between the nut seat and the limiting piece.
Preferably, a sealing groove is formed in one end, away from the fixed pipe, of the connecting plug, a sealing rubber gasket is arranged in the sealing groove, the standby ventilation assembly comprises a connecting rod, a limiting end block, a sealing end block and a limiting spring, the connecting rod is connected with the connecting hole in a sliding mode, the limiting end block is arranged at one end of the connecting rod, the sealing end block is connected to the other end of the connecting rod in a rotating mode, the length of the connecting rod is larger than that of the connecting hole, the diameter of the sealing end block and the diameter of the limiting end block are both larger than that of the connecting hole, the sealing end block is arranged on the outer side of the sealing groove, the limiting end block is arranged on the inner side of the fixed pipe, and the limiting spring is arranged on the connecting rod between the limiting end block and the connecting plug.
Preferably, the standby ventilation component is made of plastic.
As an optimization, the cover top be equipped with the spread groove of bar, the diameter setting at cover top is followed to the spread groove, and the spread groove both ends are the opening, the both ends of spread groove all articulate a handle, the width of handle is less than the width of spread groove, the length sum of two handles is less than the length of spread groove.
The beneficial effect of this scheme is: a hematopoietic stem cell liquid nitrogen transfer tank having the following benefits:
the two handles are arranged on the can cover, so that the opening and closing operations of the can cover are facilitated, meanwhile, the handles can be conveniently and rapidly stored in the connecting grooves, and the occupied area is small;
the fixing pipe is arranged on the tank body, the detachable connecting plug is arranged in the fixing pipe, when the interior of the tank body needs to be ventilated and the air pressure is balanced, the connecting plug can be conveniently and quickly detached, the use is convenient and quick, the use of the transfer tank is convenient, and the operating efficiency of freezing and storing hematopoietic stem cells is effectively improved;
sliding connection has the reserve subassembly of ventilating in connecting the stopper, is difficult to the time of unscrewing by freezing when connecting the stopper, and the sealing end block who will reserve the subassembly of ventilating is unscrewed, and spacing spring can ventilate simple operation through connecting the pore with the connecting rod bullet in the fixed tube.
Drawings
Fig. 1 is a schematic side view of the present invention.
Figure 2 is the utility model discloses ventilative device dissects the schematic structure.
The sealing device comprises a tank body 1, a tank cover 2, a tank cover 3, a fixing pipe 4, a connecting plug 5, a sealing rubber ring 6, a limiting sheet 7, a nut seat 8, a rotary handle 9, a sealing groove 10, a sealing rubber pad 11, a connecting rod 12, a limiting end block 13, a sealing end block 14, a limiting spring 15, a connecting groove 16 and a handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, the hemopoietic stem cell liquid nitrogen transfer tank comprises a tank body 1, a tank cover 2 and a ventilation device, wherein a square accommodating cavity is formed in the tank body 1, a connecting bottleneck is formed in the top of the tank body 1, the tank cover 2 is detachably connected with the connecting bottleneck, the ventilation device comprises a fixed pipe 3, a connecting plug 4 and a standby ventilation assembly, the fixed pipe 3 is connected to the upper portion of the tank body 1, the connecting plug 4 is detachably connected with the fixed pipe 3, and the standby ventilation assembly is in sliding connection with the connecting plug 4.
The connecting bottle neck is cylindrical, the tank cover 2 is a cylindrical cover body with an opening at the bottom, sealing foam is arranged on the inner side of the tank cover 2, the inner side of the tank cover 2 is connected with the outer side of the connecting bottle neck through threads, and the sealing foam is in contact with the inner side of the connecting bottle neck.
As shown in fig. 1 and 2, the fixed pipe 3 is horizontally arranged, one end of the fixed pipe 3 is in through connection with the inside of the tank body 1, the other end of the fixed pipe 3 is provided with a sealing groove 9, a sealing rubber ring 5 is arranged in the sealing groove 9, the thickness of the sealing rubber ring 5 is the same as the depth of the sealing groove 9, and the inner side of the fixed pipe 3 is provided with connecting threads.
As shown in fig. 2, the middle part of the outer side of the connecting plug 4 is provided with a limiting piece 6, the limiting piece 6 is in a ring shape, the limiting piece 6 and the connecting plug 4 are coaxially arranged, one side of the limiting piece 6 adjacent to the limiting groove is provided with an annular limiting bulge, and the limiting bulge is in contact with the sealing rubber ring 5.
As shown in fig. 2, a connecting hole is formed in the axis of the connecting plug 4, a connecting thread is formed on the outer side of one end, connected with the fixed pipe 3, of the connecting plug 4, and the connecting plug 4 is connected with the inner side of the fixed pipe 3 through the thread.
As shown in fig. 2, a nut seat 7 and a rotating handle 8 are sequentially arranged at one end of the connecting plug 4, which is far away from the fixing tube 3, the nut seat 7 and the rotating handle 8 are coaxially arranged with the connecting plug 4, and a gap is reserved between the nut seat 7 and the limiting piece 6.
As shown in fig. 2, a sealing groove 9 is formed in one end, away from the fixed pipe 3, of the connecting plug 4, a sealing rubber gasket 10 is arranged in the sealing groove 9, the standby ventilation assembly comprises a connecting rod 11, a limiting end block 12, a sealing end block 13 and a limiting spring 14, the connecting rod 11 is in sliding connection with the connecting hole, the limiting end block 12 is arranged at one end of the connecting rod 11, the sealing end block 13 is rotatably connected to the other end of the connecting rod 11, the length of the connecting rod 11 is greater than that of the connecting hole, the diameter of the sealing end block 13 and the diameter of the limiting end block 12 are both greater than that of the connecting hole, the sealing end block 13 is arranged outside the sealing groove 9, the limiting end block 12 is arranged inside the fixed pipe 3, and the limiting spring 14 is arranged on the connecting rod 11 between the limiting end block 12 and the connecting plug 4.
The standby ventilation component is made of plastic.
As shown in fig. 1, the top of the can lid 2 is provided with a strip-shaped connecting groove 15, the connecting groove 15 is arranged along the diameter of the top of the can lid 2, both ends of the connecting groove 15 are open, both ends of the connecting groove 15 are hinged with a handle 16, the width of the handle 16 is smaller than that of the connecting groove 15, and the sum of the lengths of the two handles 16 is smaller than that of the connecting groove 15.
When the device is used specifically, firstly, the connecting belt 4 is tightly connected with the fixed pipe 3, the limiting spring 14 supports the limiting end block 12, and the sealing end block 13 is in sealing contact connection with the sealing rubber gasket 10;
rotating the handle 16 out of the connecting groove 15, opening the can cover 2 by holding the handle 16 with hands, and adding a proper amount of liquid nitrogen into the can body 1;
transferring the aluminum box containing the hematopoietic stem cells into the tank body 1, pushing the aluminum box to be tightly attached to the inner wall of the tank body 1, screwing the tank cover 2 after the tank is filled with the hematopoietic stem cells, and accommodating the handle 16 into the connecting groove 15;
when the can cover 2 needs to be opened, the can cover 2 is rotated by holding the handle 16, if the can cover 2 is difficult to open, the connecting plug 4 is rotated, the connecting plug 4 is taken out from the fixed pipe 3, the internal and external air pressures of the can body 1 are balanced, and then the can cover 2 is rotated;
if the connecting plug 4 can not be removed, the connecting rod 11 is pulled, the sealing end block 13 is screwed down from the connecting rod 11, the connecting rod 11 with the limiting end block 12 is popped out towards the inside of the fixed pipe 3 by the limiting spring 14, ventilation is carried out through a connecting pore channel, the internal and external air pressures of the tank body 1 are balanced, and then the tank cover 2 can be rotated to be opened.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the product form and style of the above embodiments, any hematopoietic stem cell liquid nitrogen transfer tank according to the claims of the present invention and any suitable changes or modifications made thereto by those skilled in the art shall fall within the protection scope of the present invention.
Claims (9)
1. A hemopoietic stem cell liquid nitrogen transfer tank is characterized in that: including a jar body, cover and ventilative device, jar internal portion is equipped with the square chamber that holds, jar body top is equipped with the connection bottleneck, the cover is connected with connection bottleneck detachable, ventilative device is including fixed pipe, connecting plug and reserve subassembly of ventilating, fixed union coupling is on jar body upper portion, and connecting plug and fixed pipe detachable are connected, reserve subassembly and the connecting plug sliding connection of ventilating.
2. The hematopoietic stem cell liquid nitrogen transfer tank of claim 1, wherein: the connecting bottle neck is cylindrical, the tank cover is a cylindrical cover body with an opening at the bottom, sealing foam is arranged on the inner side of the tank cover, the inner side of the tank cover is connected with the outer side of the connecting bottle neck through threads, and the sealing foam is in contact with the inner side of the connecting bottle neck.
3. The liquid nitrogen transfer tank for hematopoietic stem cells according to claim 1, characterized in that: the fixed pipe level set up, fixed pipe one end and jar internal portion through connection, the fixed pipe other end is equipped with sealed recess, be equipped with the sealing rubber ring in the sealed recess, the thickness of sealing rubber ring with the degree of depth of sealed recess is the same, the inboard of fixed pipe is equipped with connecting thread.
4. The liquid nitrogen transfer tank for hematopoietic stem cells according to claim 3, characterized in that: the connecting plug outside middle part be equipped with spacing piece, spacing piece is the ring form, spacing piece sets up with the connecting plug is coaxial, spacing piece is equipped with the spacing arch of annular with the adjacent one side of spacing recess, spacing arch and sealing rubber ring contact setting.
5. The liquid nitrogen transfer tank for hematopoietic stem cells according to claim 4, characterized in that: the axis of the connecting plug is provided with a connecting pore channel, the outer side of one end of the connecting plug, which is connected with the fixed pipe, is provided with connecting threads, and the connecting plug is connected with the inner side of the fixed pipe through threads.
6. The hematopoietic stem cell liquid nitrogen transfer tank of claim 5, wherein: the connecting plug is provided with a nut seat and a rotating handle in sequence at one end far away from the fixed pipe, the nut seat and the rotating handle are coaxially arranged with the connecting plug, and a gap is reserved between the nut seat and the limiting piece.
7. The liquid nitrogen transfer tank for hematopoietic stem cells according to claim 6, characterized in that: the standby ventilation assembly comprises a connecting rod, a limiting end block, a sealing end block and a limiting spring, wherein the connecting rod is connected with a connecting hole in a sliding mode, the limiting end block is arranged at one end of the connecting rod, the sealing end block is connected to the other end of the connecting rod in a rotating mode, the connecting rod is longer than the connecting hole, the diameter of the sealing end block and the diameter of the limiting end block are both larger than the diameter of the connecting hole, the sealing end block is arranged on the outer side of the sealing groove, the limiting end block is arranged on the inner side of the fixing tube, and the limiting spring is arranged on the connecting rod between the limiting end block and the connecting plug.
8. The liquid nitrogen transfer tank for hematopoietic stem cells according to claim 7, characterized in that: the standby ventilation component is made of plastic.
9. The liquid nitrogen transfer tank for hematopoietic stem cells according to claim 1, characterized in that: the cover top be equipped with the spread groove of bar, the spread groove sets up along the diameter at cover top, the spread groove both ends are the opening, the both ends of spread groove all articulate a handle, the width of handle is less than the width of spread groove, the length sum of two handles is less than the length of spread groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222357663.1U CN218344182U (en) | 2022-09-06 | 2022-09-06 | Hemopoietic stem cell liquid nitrogen transfer tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222357663.1U CN218344182U (en) | 2022-09-06 | 2022-09-06 | Hemopoietic stem cell liquid nitrogen transfer tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218344182U true CN218344182U (en) | 2023-01-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222357663.1U Active CN218344182U (en) | 2022-09-06 | 2022-09-06 | Hemopoietic stem cell liquid nitrogen transfer tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218344182U (en) |
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2022
- 2022-09-06 CN CN202222357663.1U patent/CN218344182U/en active Active
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