CN210417664U - Low-consumption liquid nitrogen tank - Google Patents
Low-consumption liquid nitrogen tank Download PDFInfo
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- CN210417664U CN210417664U CN201921068056.5U CN201921068056U CN210417664U CN 210417664 U CN210417664 U CN 210417664U CN 201921068056 U CN201921068056 U CN 201921068056U CN 210417664 U CN210417664 U CN 210417664U
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- liquid nitrogen
- pipe
- low consumption
- consumption liquid
- heat preservation
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Abstract
The utility model relates to a low consumption liquid nitrogen container, including a jar body, be equipped with the access mouth that communicates with jar internal chamber on the lateral wall of jar body, be provided with the insulating tube around the access mouth on the lateral surface of jar body, the insulating tube is both ends open-ended tubular structure to the medial surface of insulating tube is the corrugate, and the one end of insulating tube sets up on jar body. The utility model discloses a liquid nitrogen disappears less when low consumption liquid nitrogen container access biological sample.
Description
Technical Field
The utility model relates to a biological refrigeration plant especially relates to a low consumption liquid nitrogen container.
Background
The liquid nitrogen tank is a device for storing liquid ammonia, and is widely applied to the field of biological refrigeration because the temperature of liquid nitrogen under normal pressure reaches-198 ℃. The conventional liquid nitrogen tank comprises a tank body, wherein a biological access port for accessing biological samples is arranged on the tank body, and the biological access port of the conventional liquid nitrogen tank does not have a cold insulation function and conducts cold too fast, so that a large amount of liquid nitrogen loss is caused, and the cost of a user is greatly increased.
In view of the above-mentioned drawbacks, the present designer is actively making research and innovation to create a low-consumption liquid nitrogen tank with a new structure, so that the liquid nitrogen tank has more industrial utility value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims to provide a liquid nitrogen tank with low consumption of liquid nitrogen when storing and taking biological samples.
The utility model discloses a low consumption liquid nitrogen container, including a jar body, be equipped with the access mouth that communicates with jar internal chamber on jar lateral wall of body, be provided with the insulating tube around the access mouth on the lateral surface of jar body, the insulating tube is both ends open-ended tubular structure to the medial surface of insulating tube is the corrugate, and the one end of insulating tube sets up on jar body.
Further, the utility model discloses a low consumption liquid nitrogen container, jar body, insulating tube are hollow structure, and the inside wall of insulating tube is the bellows.
Further, the utility model discloses a low consumption liquid nitrogen container, the bellows is made by insulation material.
Further, the utility model discloses a low consumption liquid nitrogen container, the crest number of bellows is two at least to the distance of adjacent crest is 15 millimeters to 25 millimeters.
Further, the utility model discloses a low consumption liquid nitrogen container, the edge of access mouth still is provided with the cavity flange of outstanding jar body surface, and the one end and the jar body of cavity flange link firmly.
Further, the utility model discloses a low consumption liquid nitrogen container, the internal mounting panel that is provided with of jar, bottom pass the mounting panel and with connecting pipe threaded connection's lead screw, locate the hand wheel on lead screw top, locate connecting pipe and jar connecting rod between the body, rotationally set up on the connecting pipe and be used for placing biological sample's rack, the lateral surface of mounting panel is connected with the medial surface of the jar body, the hand wheel is located the top of mounting panel, the connecting pipe is located the below of mounting panel, and the one end and the connecting pipe of connecting rod are connected, and the other end is connected with the slider, and the slider sets up on guide slot or the.
Further, the utility model discloses a low consumption liquid nitrogen container, be provided with the bearing between lead screw and the mounting panel, the bearing top is provided with the sealing washer.
Further, the utility model discloses a low consumption liquid nitrogen container, the rack is located the installation pipe in the connecting pipe outside, is set up the multilayer on the installation pipe lateral wall and places the board including the cover.
Further, the utility model discloses a low consumption liquid nitrogen container places and uses the installation pipe to be equipped with the polylith baffle as the center on the board, and the outer fringe of placing the board is provided with the connecting plate that the polylith is connected adjacent baffle, and the connecting plate between adjacent baffle and the baffle surrounds to form the compartment that is used for placing biological sample.
Further, the utility model discloses a low consumption liquid nitrogen container, the bottom of connecting pipe is provided with the layer board, the bottom of installation pipe is located the top of layer board, and the top of mounting panel is provided with the top cap.
Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage: the utility model discloses a low consumption liquid nitrogen container, the setting of insulating tube has reduced the external cold or the external heat conduction to the liquid nitrogen of leading of liquid nitrogen when access biological sample through the access opening. The heat-insulating pipe has a certain length, and the inner side surface of the heat-insulating pipe is corrugated, so that the cold conducting distance of the liquid nitrogen is lengthened, the external cold conducting effect of the liquid nitrogen is weakened, and the consumption of the liquid nitrogen is reduced.
To sum up, the utility model discloses a liquid nitrogen disappears less when low consumption liquid nitrogen container access biological sample.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
FIG. 1 is a perspective view of a low consumption liquid nitrogen container according to an embodiment;
FIG. 2 is a front view of a low consumption liquid nitrogen tank according to an embodiment;
FIG. 3 is a side view of a low consumption liquid nitrogen tank of an embodiment;
FIG. 4 is a top view of a low consumption liquid nitrogen tank of an embodiment;
FIG. 5 is a perspective view of a low consumption liquid nitrogen tank according to the second embodiment;
FIG. 6 is a schematic structural diagram of a tank body of a low consumption liquid nitrogen tank of the third embodiment;
FIG. 7 is a top view of the rack for low-consumption liquid nitrogen containers of example III.
In the figure, 1: a tank body; 2: an access port; 3: a heat preservation pipe; 4: a bellows; 5: a hollow flange; 6: mounting a plate; 7: a connecting pipe; 8: a screw rod; 9: a hand wheel; 10: a connecting rod; 11: placing a rack; 12: a slider; 13: a guide groove; 14: a bearing; 15: a seal ring; 16: installing a pipe; 17: placing the plate; 18: a partition plate; 19: a connecting plate; 20: a compartment; 21: a support plate; 22: and a top cover.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The first embodiment is as follows:
referring to fig. 1 to 4, the low-consumption liquid nitrogen container of the present embodiment includes a container body 1, a storage opening 2 communicated with an inner cavity of the container body is disposed on a side wall of the container body, a heat preservation pipe 3 is disposed on an outer side surface of the container body around the storage opening, the heat preservation pipe is a tubular structure with openings at two ends, an inner side surface of the heat preservation pipe is corrugated, and one end of the heat preservation pipe is disposed on the container body.
Due to the arrangement of the heat preservation pipe, the external cold conduction of the liquid nitrogen or the external heat conduction of the liquid nitrogen when the operator accesses the biological sample through the access port is reduced. The heat-insulating pipe has a certain length, and the inner side surface of the heat-insulating pipe is corrugated, so that the cold conducting distance of the liquid nitrogen is lengthened, the external cold conducting effect of the liquid nitrogen is weakened, and the consumption of the liquid nitrogen is reduced.
Preferably, the utility model discloses a low consumption liquid nitrogen container, jar body, insulating tube are hollow structure, and the inside wall of insulating tube is bellows 4.
The heat preservation effect of heat preservation pipe has further been strengthened to hollow structure's heat preservation pipe, has reduced the heat-conduction of external to liquid nitrogen.
Preferably, the low-consumption liquid nitrogen tank of the present invention is formed by a corrugated pipe made of a heat insulating material.
Preferably, the low-consumption liquid nitrogen tank of the present invention has at least two corrugated pipes, and the distance between adjacent corrugated pipes is 15 mm to 25 mm, preferably 19 mm or 20 mm.
Example two:
referring to fig. 5, the low consumption liquid nitrogen container of this example is substantially the same as the low consumption liquid nitrogen container of example one, except that a hollow flange is added. Specifically, the edge of the access opening of the low-consumption liquid nitrogen container of the embodiment is further provided with a hollow flange 5 protruding out of the surface of the container body, and one end of the hollow flange is fixedly connected with the container body.
And the hollow flange is arranged, so that the consumption of liquid nitrogen is further reduced.
Example three:
referring to fig. 6 to 7, the low-consumption liquid nitrogen container of this embodiment is substantially the same as the low-consumption liquid nitrogen container of the first embodiment, but the container body is further improved, and specifically, the low-consumption liquid nitrogen container of this embodiment, the container body is provided with a mounting plate 6, a screw rod 8 whose bottom end passes through the mounting plate and is in threaded connection with a connecting pipe 7, a hand wheel 9 arranged on the top end of the screw rod, a connecting rod 10 arranged between the connecting pipe and the container body, a placing frame 11 rotatably arranged on the connecting pipe and used for placing a biological sample, the outer side surface of the mounting plate is connected with the inner side surface of the container body, the hand wheel is located above the mounting plate, the connecting pipe is located below the mounting plate, one end of the connecting rod.
This design for the operator can be convenient access biological sample through access port. Because the size of access opening is less relatively, for the convenience of operating personnel through access opening access biological sample, parts such as hand wheel, lead screw, connecting pipe, rack have been set up. Concretely, when operating personnel need access the sample, at first rotate the hand wheel, make the lead screw with hand wheel connection rotate, along with the rotation of lead screw, connecting pipe with lead screw threaded connection moves along the lead screw, remove to the height the same with the access opening until the biological sample on the rack, operating personnel makes the relative connecting pipe of rack rotate through manual mode after that, make biological sample rotate to the position just right with the access opening, then operating personnel alright take out the sample or put the sample on the rack through the access opening, last operating personnel close the access opening on the lid can, high convenience is used. The connecting rod, the sliding block, the guide groove or the guide rail are arranged, so that the connecting pipe cannot rotate with the hand wheel when the operator rotates the hand wheel.
Preferably, the low-consumption liquid nitrogen tank of the present invention is provided with a bearing 14 between the screw rod and the mounting plate, and a seal ring 15 is provided above the bearing.
Preferably, the utility model discloses a low consumption liquid nitrogen container, rack are including the cover locate the connecting pipe outside installation pipe 16, set up the multilayer on the installation pipe lateral wall and place board 17.
As preferred, the utility model discloses a low consumption liquid nitrogen container places and uses the installation pipe to be equipped with polylith baffle 18 as the center on the board, and the outer fringe of placing the board is provided with the connecting plate 19 that the adjacent baffle is connected to the polylith, and the connecting plate between adjacent baffle and the baffle surrounds to form the compartment 20 that is used for placing biological sample.
The setting of placing board, baffle, connecting plate has realized the function of rack for a plurality of samples can separately be preserved in the jar internally.
Preferably, the liquid nitrogen tank of the present invention is provided with a support plate 21 at the bottom of the connecting pipe, a top plate 22 above the mounting plate, and a bottom end of the mounting pipe above the support plate.
The supporting effect to the rack has been realized in the setting of layer board, and the sealing performance of the jar body has further been strengthened in the setting of top cap.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that the invention can be implemented in other specific forms by a person skilled in the art without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description.
Furthermore, the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention. Also, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A low consumption liquid nitrogen container is characterized in that: the heat preservation device comprises a tank body, wherein a storage opening communicated with an inner cavity of the tank body is formed in the side wall of the tank body, a heat preservation pipe is arranged on the outer side surface of the tank body around the storage opening, the heat preservation pipe is of a tubular structure with openings at two ends, the inner side surface of the heat preservation pipe is corrugated, and one end of the heat preservation pipe is arranged on the tank body.
2. The low consumption liquid nitrogen tank of claim 1, wherein: the tank body and the heat preservation pipe are both of hollow structures, and the inner side wall of the heat preservation pipe is a corrugated pipe.
3. The low consumption liquid nitrogen canister of claim 2, wherein: the corrugated pipe is made of heat-insulating materials.
4. The low consumption liquid nitrogen canister of claim 3, wherein: the corrugated pipe has at least two wave crests, and the distance between adjacent wave crests is 15 mm to 25 mm.
5. The low consumption liquid nitrogen tank of claim 1, wherein: the edge of the access opening is also provided with a hollow flange protruding out of the surface of the tank body, and one end of the hollow flange is fixedly connected with the tank body.
6. The low consumption liquid nitrogen tank of claim 1, wherein: the internal mounting panel, the bottom of being provided with of jar pass the mounting panel and with connecting pipe threaded connection's lead screw, locate the hand wheel on lead screw top, locate connecting pipe and jar connecting rod between the body, rotationally set up on the connecting pipe and be used for placing biological sample's rack, the lateral surface of mounting panel is connected with the medial surface of the jar body, the hand wheel is located the top of mounting panel, the connecting pipe is located the below of mounting panel, and the one end and the connecting pipe of connecting rod are connected, and the other end is connected with the slider, and the slider sets up on guide slot or the.
7. The low consumption liquid nitrogen tank of claim 6, wherein: a bearing is arranged between the screw rod and the mounting plate, and a sealing ring is arranged above the bearing.
8. The low consumption liquid nitrogen canister of claim 7, wherein: the rack is including the installation pipe of cover locating the connecting pipe outside, set up the board is placed to the multilayer on the installation pipe lateral wall.
9. The low consumption liquid nitrogen tank of claim 8, wherein: use the installation pipe to be equipped with the polylith baffle as the center on placing the board, the outer fringe of placing the board is provided with the connecting plate that the polylith connects adjacent baffle, and the connecting plate between adjacent baffle and the baffle surrounds the compartment that forms and be used for placing biological sample.
10. The low consumption liquid nitrogen canister of claim 9, wherein: the bottom of connecting pipe is provided with the layer board, the bottom of installation pipe is located the top of layer board, and the top of mounting panel is provided with the top cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921068056.5U CN210417664U (en) | 2019-07-09 | 2019-07-09 | Low-consumption liquid nitrogen tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921068056.5U CN210417664U (en) | 2019-07-09 | 2019-07-09 | Low-consumption liquid nitrogen tank |
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| Publication Number | Publication Date |
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| CN210417664U true CN210417664U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921068056.5U Active CN210417664U (en) | 2019-07-09 | 2019-07-09 | Low-consumption liquid nitrogen tank |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113335770A (en) * | 2021-05-21 | 2021-09-03 | 长沙中益气体有限公司 | Liquid nitrogen storage jar safe in utilization |
| CN116605509A (en) * | 2023-07-20 | 2023-08-18 | 安可瑞(山西)生物细胞有限公司 | Mesenchymal stem cell activity detection kit |
-
2019
- 2019-07-09 CN CN201921068056.5U patent/CN210417664U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113335770A (en) * | 2021-05-21 | 2021-09-03 | 长沙中益气体有限公司 | Liquid nitrogen storage jar safe in utilization |
| CN116605509A (en) * | 2023-07-20 | 2023-08-18 | 安可瑞(山西)生物细胞有限公司 | Mesenchymal stem cell activity detection kit |
| CN116605509B (en) * | 2023-07-20 | 2023-09-15 | 安可瑞(山西)生物细胞有限公司 | Mesenchymal stem cell activity detection kit |
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