CN219305860U - Liquid nitrogen tank for low-temperature storage of stem cells - Google Patents
Liquid nitrogen tank for low-temperature storage of stem cells Download PDFInfo
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- CN219305860U CN219305860U CN202223528806.7U CN202223528806U CN219305860U CN 219305860 U CN219305860 U CN 219305860U CN 202223528806 U CN202223528806 U CN 202223528806U CN 219305860 U CN219305860 U CN 219305860U
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- liquid nitrogen
- nitrogen tank
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- rod
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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Abstract
The utility model relates to a liquid nitrogen tank for low-temperature storage of stem cells, which comprises a liquid nitrogen tank body, a mounting ring, a lifting assembly and a lifting plate; the mounting ring is positioned at the lower end of the liquid nitrogen tank body, is fixedly connected with the liquid nitrogen tank body and is fixedly connected with a universal wheel; the upper side of the lifting component is connected with the lower end of the liquid nitrogen tank body; the lifter plate is connected with the downside of lifting unit, and lifting unit is used for adjusting the distance between lifter plate and the liquid nitrogen container body, fixedly connected with sucking disc on the lifter plate. When the position of the liquid nitrogen tank body needs to be moved, the liquid nitrogen tank body can be moved through the universal wheels, when the liquid nitrogen tank body needs to be fixed at one position, the lifting assembly controls the lifting plate to move downwards, the sucker is fixedly connected to the lifting plate, the position of the liquid nitrogen tank body is fixed through the sucker, and therefore the liquid nitrogen tank is prevented from being collided and rocked inside the liquid nitrogen tank, and the liquid nitrogen tank body is safer in the process of long-distance transportation.
Description
Technical Field
The utility model relates to the field of low-temperature storage, in particular to a liquid nitrogen tank for stem cell low-temperature storage.
Background
The liquid nitrogen tank can be generally divided into a liquid nitrogen storage tank and a liquid nitrogen transportation tank, before the liquid nitrogen tank is used, an operator needs to check whether a shell is sunken or not before filling liquid nitrogen, a vacuum exhaust port is good or not, if the vacuum degree is reduced, the air inlet can not keep the heat preservation storage tank mainly used for standing storage of indoor liquid nitrogen when the vacuum exhaust port is damaged, and the liquid nitrogen tank is not suitable for long-distance transportation in a working state, so that severe collision and vibration are avoided, and the traditional liquid nitrogen tank for low-temperature storage of stem cells can basically meet the use requirements of people, but still has a certain problem.
Most of liquid nitrogen tanks for storing stem cells at low temperature in the current market are easy to shake due to the fact that the liquid nitrogen tanks are easy to collide when in use, so that damage is easy to cause, and the liquid nitrogen tanks are not suitable for long-distance transportation.
Disclosure of Invention
The utility model aims to provide a liquid nitrogen tank for low-temperature storage of stem cells, so as to solve the problem that the liquid nitrogen tank is easy to collide.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a liquid nitrogen tank for low-temperature storage of stem cells comprises a liquid nitrogen tank body, a mounting ring, a lifting assembly and a lifting plate;
the mounting ring is positioned at the lower end of the liquid nitrogen tank body, the mounting ring is fixedly connected with the liquid nitrogen tank body, and the mounting ring is fixedly connected with a universal wheel;
the upper side of the lifting component is connected with the lower end of the liquid nitrogen tank body;
the lifting plate is connected with the downside of lifting component, lifting component is used for adjusting the distance between the lifting plate with the liquid nitrogen tank body, fixedly connected with sucking disc on the lifting plate.
Further, still include spacing subassembly, spacing subassembly includes a spacing section of thick bamboo and gag lever post, the upper end fixedly connected with liquid nitrogen container body of a spacing section of thick bamboo, the gag lever post with a spacing section of thick bamboo sliding connection, the lower extreme of gag lever post with lifter plate fixed connection.
Further, fixedly connected with spout on the lower extreme of liquid nitrogen container body, the spout is located the collar is inboard, lifting unit includes slider, lifter and lead screw, the slider with spout sliding connection, the one end of lifter with the slider is articulated, the other end of lifter with the lifter plate is articulated, the lead screw with the length direction of spout is parallel, the lead screw passes the collar, and with the collar rotates to be connected, the lead screw passes the slider, the lead screw with slider threaded connection.
Further, a sleeve is fixedly connected to one end of the screw rod, and the screw rod further comprises a power assisting rod, wherein the power assisting rod is Z-shaped, and one end of the power assisting rod is clamped in the sleeve.
Further, the suction cup comprises a suction assembly, wherein the suction assembly is communicated with the suction cup, and the suction assembly is used for sucking air into the suction cup.
Further, the air release assembly comprises an air release cylinder, an air release rod and an air valve core, an air vent is formed in the position, fixedly connected with a sucker, of the lifting plate, the air vent penetrates through the sucker, the air release cylinder is fixedly connected with the lifting plate, the air release cylinder is communicated with the air vent, the air valve core is located in the air release cylinder, the air valve core is fixedly connected with the air release cylinder, one end of the air release rod is located in the air release cylinder, the air release rod is in sliding connection with the air release cylinder, and the air release rod is used for releasing air from the air valve core.
Further, the buffer hole is formed in the mounting ring, the buffer hole is formed in the length direction of the deflation cylinder, and the air release valve further comprises a buffer assembly, the buffer assembly is located in the buffer hole, and the buffer assembly is used for propping up the deflation rod.
Further, the buffer assembly comprises a baffle and a spring, wherein the baffle is positioned in the buffer hole and is in sliding connection with the buffer hole, one end of the spring is propped against the baffle, and the other end of the spring is propped against the bottom surface of the buffer hole.
Further, the quantity of sucking discs is a plurality of, and a plurality of sucking discs are along the circumference direction uniform interval setting of lifter plate.
The utility model has the beneficial effects that:
when the position of the liquid nitrogen tank body needs to be moved, the liquid nitrogen tank body can be moved through the universal wheels, when the liquid nitrogen tank body needs to be fixed at one position, the lifting assembly controls the lifting plate to move downwards, the sucker is fixedly connected to the lifting plate, the position of the liquid nitrogen tank body is fixed through the sucker, and therefore the liquid nitrogen tank is prevented from being collided and rocked inside the liquid nitrogen tank, and the liquid nitrogen tank body is safer in the process of long-distance transportation.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a liquid nitrogen tank for low-temperature storage of stem cells;
FIG. 2 is a schematic diagram of a part of the structure of a mounting ring in a liquid nitrogen tank for low-temperature storage of stem cells;
FIG. 3 is a schematic diagram of a part of the structure of a lifting plate in a liquid nitrogen tank for low-temperature storage of stem cells.
Name corresponding to each label in the figure:
1-a liquid nitrogen tank body; 2-mounting rings; 21-universal wheels; 22-buffering holes; 3-lifting plates; 31-sucking disc; 41-screw rod; 411-sleeve; 42-a booster rod; 43-slide block; 44-lifting rod; 45-sliding grooves; 51-a limiting cylinder; 52-limiting rods; 61-air release cylinder; 62-deflation bar.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Embodiments of the utility model:
referring to fig. 1-3, a liquid nitrogen tank for low-temperature storage of stem cells comprises a liquid nitrogen tank body 1, a mounting ring 2, a lifting assembly and a lifting plate 3; the mounting ring 2 is positioned at the lower end of the liquid nitrogen tank body 1, the mounting ring 2 is fixedly connected with the liquid nitrogen tank body 1, and the mounting ring 2 is fixedly connected with a universal wheel 21; the upper side of the lifting component is connected with the lower end of the liquid nitrogen tank body 1; the lifter plate 3 is connected with the downside of lifting unit, and lifting unit is used for adjusting the distance between lifter plate 3 and the liquid nitrogen container body 1, fixedly connected with sucking disc 31 on the lifter plate 3.
When the position of the liquid nitrogen tank body 1 needs to be moved, the movement can be realized through the universal wheel 21, when the liquid nitrogen tank body 1 needs to be fixed at one position, the lifting component controls the lifting plate 3 to move downwards, the suction disc 31 is fixedly connected to the lifting plate 3, and the position of the liquid nitrogen tank body is fixed through the suction disc 31, so that the liquid nitrogen tank is prevented from being collided and easy to shake in the liquid nitrogen tank, and the liquid nitrogen tank body 1 is safer in the process of long-distance transportation.
Still include spacing subassembly, spacing subassembly includes a spacing section of thick bamboo 51 and gag lever post 52, and the upper end fixedly connected with liquid nitrogen container body 1 of a spacing section of thick bamboo 51, gag lever post 52 and a spacing section of thick bamboo 51 sliding connection, the lower extreme and the lifter plate 3 fixed connection of gag lever post 52. The lifting plate 3 can be ensured to move only in the up-down direction through the limiting component.
A chute 45 is fixedly connected to the lower end of the liquid nitrogen tank body 1, the chute 45 is positioned on the inner side of the mounting ring 2, the lifting assembly comprises a sliding block 43, a lifting rod 44, a screw 41 and a rotating shaft, the sliding block 43 is in sliding connection with the chute 45,
one end of the lifting rod 44 is hinged with the sliding block 43, the other end of the lifting rod 44 is hinged with the lifting plate 3, the screw 41 is in threaded connection with the sliding block 43, the screw 41 is parallel to the length direction of the sliding groove 45, the screw 41 penetrates through the mounting ring 2 and is in rotary connection with the mounting ring 2, the screw 41 penetrates through the sliding block 43, and the screw 41 is in threaded connection with the sliding block 43.
The number of the sliding blocks and the lifting rods is one, the lifting rods are obliquely arranged, the positions of the sliding blocks are changed by rotating the lead screws, and therefore the angles of the lifting rods relative to the lifting plates are changed, and lifting of the lifting plates can be achieved.
The sleeve 411 is fixedly connected to one end of the screw 41, the screw further comprises the power-assisted rod 42, the power-assisted rod 42 is Z-shaped, one end of the power-assisted rod 42 is clamped in the sleeve 411, and the screw 41 can be rotated more conveniently through the power-assisted rod 42.
The air release assembly is communicated with the sucker 31 and is used for introducing air into the sucker 31. When sucking disc 31 needs to break away from with ground, because sucking disc 31 inside air is less, under the effect of atmospheric pressure, sucking disc 31 can not break away from with ground more conveniently, needs gassing subassembly can be with cavity and atmosphere intercommunication between sucking disc 31 and the ground for sucking disc 31 breaks away from more conveniently with ground.
The air release assembly comprises an air release cylinder 61, an air release rod 62 and an air valve core, wherein the position, fixedly connected with a sucker 31, of the lifting plate 3 is provided with an air vent, the air vent penetrates through the sucker 31, the air release cylinder 61 is fixedly connected with the lifting plate 3, the air release cylinder 61 is communicated with the air vent, the air valve core is positioned in the air release cylinder 61, the air valve core is fixedly connected with the air release cylinder 61, one end of the air release rod 62 is positioned in the air release cylinder 61, the air release rod 62 is in sliding connection with the air release cylinder 61, and the air release rod 62 is used for releasing air to the air valve core. The valve inside is prior art, and not described in detail here, and the valve inside is in normally closed state, can realize the switch-on of valve inside through pressing the one end of valve inside, just can realize cavity and atmosphere intercommunication between sucking disc 31 and the ground through pressing gassing pole 62 for sucking disc 31 breaks away from more conveniently with ground.
The mounting ring 2 is provided with a buffer hole 22, the buffer hole 22 is arranged along the length direction of the deflation cylinder 61, and the air release device further comprises a buffer component which is positioned in the buffer hole 22 and used for propping up the deflation rod 62. When the suction cup 31 is required to be far away from the ground, the valve core needs to be in an open state before the universal wheel 21 contacts the ground and during the period from the suction cup 31 to the ground, and the valve core is realized through the buffer assembly and the buffer hole 22.
The buffer assembly comprises a baffle and a spring, wherein the baffle is positioned in the buffer hole 22, the baffle is in sliding connection with the buffer hole 22, one end of the spring is propped against the baffle, and the other end of the spring is propped against the bottom surface of the buffer hole 22. The spring force of the spring is greater than the pressure that the valve core needs from normally closed state to open state, so in the in-process that the gassing subassembly upwards moved, gassing pole 62 and baffle contact for cavity and atmosphere intercommunication between sucking disc 31 and the ground, then gassing subassembly continues upwards movement, gassing pole 62 jack-up baffle, the spring compression, gassing pole 62 can insert in the buffer hole 22, thereby realizes more convenient sucking disc 31 and ground separation.
The number of the sucking discs 31 is 4, and the 4 sucking discs 31 are uniformly arranged at intervals along the circumferential direction of the lifting plate 3. Four sucking discs 31 can realize stable fixed to liquid nitrogen tank body 1, more save the cost simultaneously.
The present utility model is not limited to the above-described preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model, however, any change in shape or structure of the product is within the scope of the present utility model, and all the products having the same or similar technical solutions as the present application are included.
Claims (9)
1. The liquid nitrogen tank for low-temperature storage of stem cells is characterized by comprising a liquid nitrogen tank body, a mounting ring, a lifting assembly and a lifting plate;
the mounting ring is positioned at the lower end of the liquid nitrogen tank body, the mounting ring is fixedly connected with the liquid nitrogen tank body, and the mounting ring is fixedly connected with a universal wheel;
the upper side of the lifting component is connected with the lower end of the liquid nitrogen tank body;
the lifting plate is connected with the downside of lifting component, lifting component is used for adjusting the distance between the lifting plate with the liquid nitrogen tank body, fixedly connected with sucking disc on the lifting plate.
2. The liquid nitrogen tank for low-temperature storage of stem cells according to claim 1, further comprising a limiting assembly, wherein the limiting assembly comprises a limiting cylinder and a limiting rod, the upper end of the limiting cylinder is fixedly connected with a liquid nitrogen tank body, the limiting rod is in sliding connection with the limiting cylinder, and the lower end of the limiting rod is fixedly connected with the lifting plate.
3. The liquid nitrogen tank for low-temperature storage of stem cells according to claim 2, wherein a chute is fixedly connected to the lower end of the liquid nitrogen tank body, the chute is located inside the mounting ring, the lifting assembly comprises a sliding block, a lifting rod and a screw rod, the sliding block is in sliding connection with the chute, one end of the lifting rod is hinged with the sliding block, the other end of the lifting rod is hinged with the lifting plate, the screw rod is parallel to the length direction of the chute, the screw rod penetrates through the mounting ring and is in rotary connection with the mounting ring, the screw rod penetrates through the sliding block, and the screw rod is in threaded connection with the sliding block.
4. The liquid nitrogen tank for low-temperature storage of stem cells according to claim 3, wherein a sleeve is fixedly connected to one end of the screw rod, the liquid nitrogen tank further comprises a power-assisted rod, the power-assisted rod is Z-shaped, and one end of the power-assisted rod is clamped in the sleeve.
5. The liquid nitrogen container for cryogenic storage of stem cells of claim 1, further comprising a gas bleed assembly in communication with said suction cup, said gas bleed assembly for introducing gas into the suction cup.
6. The liquid nitrogen tank for low-temperature storage of stem cells according to claim 5, wherein the air release assembly comprises an air release cylinder, an air release rod and an air valve core, an air vent is formed in a position, fixedly connected with a sucker, of the lifting plate, the air vent penetrates through the sucker, the air release cylinder is fixedly connected with the lifting plate, the air release cylinder is communicated with the air vent, the air valve core is located in the air release cylinder, the air valve core is fixedly connected with the air release cylinder, one end of the air release rod is located in the air release cylinder, the air release rod is in sliding connection with the air release cylinder, and the air release rod is used for releasing air from the air valve core.
7. The liquid nitrogen tank for low-temperature storage of stem cells of claim 6, wherein the mounting ring is provided with a buffer hole, the buffer hole is arranged along the length direction of the deflation cylinder, and the liquid nitrogen tank further comprises a buffer assembly, the buffer assembly is positioned in the buffer hole, and the buffer assembly is used for propping up the deflation rod.
8. The liquid nitrogen container for low-temperature storage of stem cells according to claim 7, wherein the buffer assembly comprises a baffle plate and a spring, the baffle plate is located in the buffer hole, the baffle plate is in sliding connection with the buffer hole, one end of the spring is propped against the baffle plate, and the other end of the spring is propped against the bottom surface of the buffer hole.
9. A liquid nitrogen tank for low temperature storage of stem cells according to any one of claims 1 to 8, wherein the number of said sucking discs is plural, and a plurality of said sucking discs are arranged at regular intervals along the circumferential direction of said lifting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223528806.7U CN219305860U (en) | 2022-12-20 | 2022-12-20 | Liquid nitrogen tank for low-temperature storage of stem cells |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223528806.7U CN219305860U (en) | 2022-12-20 | 2022-12-20 | Liquid nitrogen tank for low-temperature storage of stem cells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219305860U true CN219305860U (en) | 2023-07-07 |
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ID=87025424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223528806.7U Active CN219305860U (en) | 2022-12-20 | 2022-12-20 | Liquid nitrogen tank for low-temperature storage of stem cells |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219305860U (en) |
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2022
- 2022-12-20 CN CN202223528806.7U patent/CN219305860U/en active Active
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