CN220957905U - Low-temperature liquid nitrogen storage tank - Google Patents
Low-temperature liquid nitrogen storage tank Download PDFInfo
- Publication number
- CN220957905U CN220957905U CN202321819321.5U CN202321819321U CN220957905U CN 220957905 U CN220957905 U CN 220957905U CN 202321819321 U CN202321819321 U CN 202321819321U CN 220957905 U CN220957905 U CN 220957905U
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- Prior art keywords
- liquid nitrogen
- base
- wall
- movable plate
- storage tank
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 138
- 239000007788 liquid Substances 0.000 title claims abstract description 70
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 69
- 238000003860 storage Methods 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 230000002457 bidirectional effect Effects 0.000 claims description 8
- 230000009467 reduction Effects 0.000 description 6
- 238000009776 industrial production Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a low-temperature liquid nitrogen storage tank, which comprises a base and is characterized in that: the liquid nitrogen display device comprises a base, wherein a movable plate is slidably connected in the base, a display assembly is arranged at the bottom of the movable plate, the display assembly comprises a transmission rack fixedly connected with the outer wall of the bottom of the movable plate, a limit groove is formed in one side of the base, a driven rack is slidably connected in the limit groove, the inner walls of two ends of the base are rotatably connected with one gear, the transmission rack and the driven rack are meshed with the gear, a pointer is arranged on the outer wall of one side of the driven rack, scale marks matched with the pointer are arranged on the outer wall of one side of the base, and a plurality of telescopic rods distributed at equal intervals are fixedly connected between the inner wall of the bottom of the base and the movable plate.
Description
Technical Field
The utility model relates to the technical field of material sorting, in particular to a low-temperature liquid nitrogen storage tank.
Background
It is known that in industrial production, liquid nitrogen can be used as a deep refrigerant, and can be directly contacted with biological tissues due to chemical inertness, and frozen immediately without damaging biological activity, and it is seen that liquid nitrogen plays a very important role in industrial production, wherein a low-temperature liquid nitrogen normal pressure storage tank is a device for storing liquid nitrogen when liquid nitrogen is applied in industrial production, and is widely used in the field of liquid nitrogen storage.
When the liquid nitrogen tank in the prior art is used, the liquid level gauge is used for comparing the residual amount of liquid nitrogen in the detection tank body, the operation is complicated, and if the situation of lack of liquid nitrogen occurs during the use, certain influence can be brought to production.
Disclosure of utility model
The utility model aims to provide a low-temperature liquid nitrogen storage tank so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low temperature liquid nitrogen storage tank, includes base, its characterized in that: the novel display device is characterized in that a movable plate is slidably connected in the base, a display assembly is mounted at the bottom of the movable plate, the display assembly comprises a transmission rack fixedly connected with the outer wall of the bottom of the movable plate, a limiting groove is formed in one side of the base, a driven rack is slidably connected in the limiting groove, the inner walls of two ends of the base are rotatably connected with the same gear, and the transmission rack and the driven rack are meshed with the gear.
As a further preferable mode of the technical scheme, the outer wall of one side of the driven rack is provided with a pointer, and the outer wall of one side of the base is provided with scale marks matched with the pointer.
As a further preferable mode of the technical scheme, a plurality of telescopic rods which are distributed at equal intervals are fixedly connected between the inner wall of the bottom of the base and the moving plate, and springs are sleeved outside the telescopic rods.
Can change in real time according to the surplus of the inside liquid nitrogen of liquid nitrogen jar, the staff only need through observing the position of pointer can audio-visual liquid nitrogen surplus for it is more convenient to use, and along with the reduction of liquid nitrogen surplus, the external force that a plurality of springs received reduces and will drive movable plate and liquid nitrogen jar body and shift up, and movable plate drives the drive rack and upwards displaces, and the drive rack drives the gear anticlockwise rotation through the meshing, and the gear drives driven rack and slides down along the spacing groove through the meshing, then through consulting pointer and scale mark can audio-visual liquid nitrogen surplus in the liquid nitrogen jar body.
As the further preferred of this technical scheme, supporting component is installed to base bottom, supporting component includes two flange of base bottom outer wall both sides fixed connection, two the flange rotates to be connected with same two-way lead screw, two support plates that two-way lead screw both ends screw thread external screw thread connection have the symmetry to set up, two the support plate all contacts with the base.
Make two backup pads keep away from each other through supporting component to can increase the area of support of liquid nitrogen tank body, can not take place at will when guaranteeing its use and empty, two backup pads also can receive and restraint, can not occupy too big space, the storage of the liquid nitrogen tank of being convenient for drives two-way lead screw through the knob and rotates between two flange, two backup pads that can order about and laminate with the base are kept away from each other to two-way lead screw both ends screw thread, and then the ground area of base also can increase thereupon.
As a further preferable mode of the technical scheme, the outer walls of the bottoms of the two supporting plates are fixedly connected with backing plates.
As a further preferable mode of the technical scheme, the liquid nitrogen tank body is fixedly arranged on the outer wall of the top of the movable plate, and the liquid nitrogen tank body is contacted with the circumferential inner wall of the base.
The utility model provides a low-temperature liquid nitrogen storage tank, which has the following beneficial effects:
(1) According to the utility model, by arranging the display assembly, the liquid nitrogen allowance can be changed in real time according to the liquid nitrogen allowance in the liquid nitrogen tank, a worker can intuitively see the liquid nitrogen allowance only by observing the position of the pointer, so that the liquid nitrogen allowance is more convenient to use, the plurality of springs are subjected to external force reduction along with the reduction of the liquid nitrogen allowance to drive the movable plate and the liquid nitrogen tank body to move upwards, the movable plate drives the transmission rack to move upwards, the transmission rack drives the gear to rotate anticlockwise through meshing, the gear drives the driven rack to slide downwards along the limiting groove through meshing, and then the liquid nitrogen allowance in the liquid nitrogen tank body can be intuitively observed through the reference pointer and the scale marks.
(2) According to the utility model, the two support plates are mutually far away through the support assembly, so that the support area of the liquid nitrogen tank body can be increased, the situation that the liquid nitrogen tank body is toppled over randomly during use is ensured, the two support plates can be bundled together, too large space is not occupied, the liquid nitrogen tank is convenient to store, the bidirectional screw rod is driven to rotate between the two convex plates through the knob, threads at two ends of the bidirectional screw rod can drive the two support plates attached to the base to be mutually far away, and the ground area of the base can be increased accordingly.
Drawings
FIG. 1 is a schematic view of a first view angle structure of the present utility model;
FIG. 2 is a schematic diagram of an overall second view structure according to the present utility model;
FIG. 3 is a schematic view of a partial cross-sectional structure of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;
In the figure: 1. a base; 2. a moving plate; 3. a telescopic rod; 4. a spring; 5. a liquid nitrogen tank body; 6. a display assembly; 7. a support assembly; 601. a drive rack; 602. a gear; 603. a limit groove; 604. a driven rack; 605. a pointer; 606. scale marks; 701. a convex plate; 702. a two-way screw rod; 703. a support plate; 704. a backing plate.
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.
The utility model provides the technical scheme that: as shown in fig. 1, 3 and 4, in this embodiment, a low-temperature liquid nitrogen storage tank includes a base 1, and is characterized in that: the sliding connection has movable plate 2 in the base 1, display element 6is installed to movable plate 2 bottom, display element 6 includes movable plate 2 bottom outer wall fixed connection's transmission rack 601, spacing groove 603 has been seted up to base 1 one side, the inside sliding connection of spacing groove 603 has driven rack 604, base 1 both ends inner wall rotates and is connected with same gear 602, transmission rack 601 and driven rack 604 all mesh with gear 602, driven rack 604 one side outer wall is provided with pointer 605, base 1 one side outer wall is provided with the scale mark 606 with pointer 605 looks adaptation, make the information that shows more accurate, fixedly connected with a plurality of equidistance distribution's telescopic links 3 between base 1 bottom inner wall and the movable plate 2, the outside all overlaps of a plurality of telescopic links 3 is equipped with spring 4, make telescopic link 3 can not hinder movable plate 2 and can prevent that spring 4 from taking place crookedly.
Along with the reduction of the liquid nitrogen allowance, the external force received by the springs 4 reduces and drives the movable plate 2 and the liquid nitrogen tank body 5 to move upwards, the movable plate 2 drives the transmission rack 601 to move upwards, the transmission rack 601 drives the gear 602 to rotate anticlockwise through meshing, the gear 602 drives the driven rack 604 to slide downwards along the limiting groove 603 through meshing, and then the liquid nitrogen allowance in the liquid nitrogen tank body 5 can be visually observed through the reference pointer 605 and the scale marks 606.
As shown in fig. 2 and 3, the bottom of the base 1 is provided with a supporting component 7, the supporting component 7 comprises two convex plates 701 fixedly connected with two sides of the outer wall of the bottom of the base 1, the two convex plates 701 are rotationally connected with a same bidirectional screw rod 702, two supporting plates 703 symmetrically arranged are in threaded connection with the external threads of two ends of the bidirectional screw rod 702, the two supporting plates 703 are in contact with the base 1, and a backing plate 704 is fixedly connected with the outer wall of the bottom of the two supporting plates 703.
Make two backup pads 703 keep away from each other through supporting component 7 to can increase the area of support of liquid nitrogen jar body 5, guarantee that can not take place at will when its use and empty, two backup pads 703 also can close together, can not occupy too big space, the accomodating of the liquid nitrogen jar of being convenient for drives two-way lead screw 702 through the knob and rotates between two convex plates 701, two backup pads 703 that can order about to laminate with base 1 are kept away from each other to two-way lead screw 702 both ends screw thread, and then base 1's ground area also can increase thereupon.
As shown in fig. 1 and 3, the outer wall of the top of the movable plate 2 is fixedly provided with a liquid nitrogen tank body 5, the liquid nitrogen tank body 5 is contacted with the inner wall of the circumference of the base 1, and the movable plate 2 and the liquid nitrogen tank body 5 are driven to move upwards by the reduction of the external force applied to the springs 4 along with the reduction of the residual liquid nitrogen.
The utility model provides a low-temperature liquid nitrogen storage tank, which has the following specific working principle:
The support area of the liquid nitrogen tank body 5 can be increased by enabling the two support plates 703 to be far away from each other through the support assembly 7, the situation that the two support plates 703 can not fall down at will during use is guaranteed, the two support plates 703 can be bundled together, the storage of the liquid nitrogen tank is facilitated, the bidirectional screw rod 702 is driven to rotate between the two convex plates 701 through the knob, the two support plates 703 attached to the base 1 can be driven to be far away from each other through threads at two ends of the bidirectional screw rod 702, the ground area of the base 1 can be increased along with the increase of the ground area of the base 1, when the liquid nitrogen tank is used, the external force received by the springs 4 is reduced to drive the movable plate 2 and the liquid nitrogen tank body 5 to move upwards, the movable plate 2 drives the transmission rack 601 to move upwards, the transmission rack 601 drives the gear 602 to rotate anticlockwise through meshing, the gear 602 drives the driven rack 604 to slide downwards along the limiting groove 603, then the liquid nitrogen allowance in the liquid nitrogen tank body 5 can be observed visually through the reference pointer 605 and the scale mark 606, and the liquid nitrogen allowance in the liquid nitrogen tank body 5 is convenient for workers to process according to actual conditions in time.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a cryogenic liquid nitrogen storage tank, includes base (1), its characterized in that: the novel portable electronic device is characterized in that a movable plate (2) is slidably connected in the base (1), a display assembly (6) is mounted at the bottom of the movable plate (2), the display assembly (6) comprises a transmission rack (601) fixedly connected with the outer wall of the bottom of the movable plate (2), a limit groove (603) is formed in one side of the base (1), a driven rack (604) is slidably connected inside the limit groove (603), the inner walls of two ends of the base (1) are rotationally connected with the same gear (602), and the transmission rack (601) and the driven rack (604) are meshed with the gear (602).
2. A cryogenic liquid nitrogen storage tank according to claim 1, characterized in that: the outer wall of one side of the driven rack (604) is provided with a pointer (605), and the outer wall of one side of the base (1) is provided with scale marks (606) matched with the pointer (605).
3. A cryogenic liquid nitrogen storage tank according to claim 2, characterized in that: a plurality of telescopic rods (3) distributed at equal intervals are fixedly connected between the inner wall of the bottom of the base (1) and the moving plate (2), and springs (4) are sleeved outside the telescopic rods (3).
4. A cryogenic liquid nitrogen storage tank according to claim 1, characterized in that: the support assembly is characterized in that the support assembly (7) is installed at the bottom of the base (1), the support assembly (7) comprises two convex plates (701) fixedly connected with two sides of the outer wall of the bottom of the base (1), the two convex plates (701) are rotationally connected with the same bidirectional screw rod (702), two support plates (703) symmetrically arranged are connected with two ends of the bidirectional screw rod (702) in a threaded mode through external threads, and the two support plates (703) are in contact with the base (1).
5. The cryogenic liquid nitrogen storage tank of claim 4, wherein: the outer walls of the bottoms of the two supporting plates (703) are fixedly connected with backing plates (704).
6. A cryogenic liquid nitrogen storage tank according to claim 1, characterized in that: the liquid nitrogen tank body (5) is fixedly arranged on the outer wall of the top of the movable plate (2), and the liquid nitrogen tank body (5) is contacted with the circumferential inner wall of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321819321.5U CN220957905U (en) | 2023-07-11 | 2023-07-11 | Low-temperature liquid nitrogen storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321819321.5U CN220957905U (en) | 2023-07-11 | 2023-07-11 | Low-temperature liquid nitrogen storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220957905U true CN220957905U (en) | 2024-05-14 |
Family
ID=90982370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321819321.5U Active CN220957905U (en) | 2023-07-11 | 2023-07-11 | Low-temperature liquid nitrogen storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220957905U (en) |
-
2023
- 2023-07-11 CN CN202321819321.5U patent/CN220957905U/en active Active
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