CN218409520U - Liquid nitrogen holding vessel - Google Patents

Abstract

The utility model belongs to the technical field of the liquid nitrogen is stored, and a liquid nitrogen holding vessel is disclosed, including outer jar and cover, the both sides fixed mounting of the positive bottom of outer jar has the footing board, outer jar positive top activity articulates there is articulated frame, the bottom fixed mounting of articulated frame has first weight, the bottom fixed mounting at articulated frame back has the second weight, the positive bottom fixed mounting of articulated frame has the stabilizer blade, the bottom fixed mounting of stabilizer blade has the gasket. The utility model discloses a set up articulated frame, stabilizer blade, footing board and gasket and reached the effectual purpose of having avoided the liquid nitrogen container to empty, through the bottom fixed footing board of side when outer jar is emptyd, the position that the side is close to the top sets up stabilizer blade and gasket, makes the strong point of footing board and gasket form triangle-shaped, confirms the holding surface through three point to the effectual purpose of avoiding the liquid nitrogen container to empty has been reached.

Description

Liquid nitrogen holding vessel

Technical Field

The utility model belongs to the technical field of the liquid nitrogen is stored, specifically a liquid nitrogen holding vessel.

Background

The liquid nitrogen is liquid nitrogen, is liquid with extremely low temperature, is vaporized to cause a large amount of heat absorption contact to possibly cause frostbite, and has the boiling point of-196.56 ℃ at normal temperature, so that the liquid nitrogen is extremely easy to volatilize.

At present, the technical staff is when the transportation liquid nitrogen, in order to guarantee the storage environment of liquid nitrogen, can use the liquid nitrogen holding vessel to store for this reason, the liquid nitrogen holding tube among the prior art is a double-deck jar of body, through managing to find time to the intermediate layer, make the jar body of inlayer be in vacuum environment, because liquid nitrogen storage temperature is low excessively, the liquid nitrogen is all volatilizing at any time, this needs to have a gap between liquid nitrogen container and the cover, in actual use, the transport vechicle suddenly stops, can lead to the liquid nitrogen container to take place to empty, the liquid nitrogen can flow along the gap, lead to the surrounding temperature sharply to reduce, can influence the human frostbite.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes among the above-mentioned background art, the utility model provides a liquid nitrogen holding vessel has the effectual advantage of avoiding the liquid nitrogen container to empty, the utility model discloses a set up articulated frame, stabilizer blade, footing board and gasket and reached the effectual purpose of avoiding the liquid nitrogen container to empty, through the fixed footing board in bottom of side when outer jar is emptyd, the position that the side is close to the top sets up stabilizer blade and gasket, makes the strong point of footing board and gasket form triangle-shaped, confirms the holding surface through three point to the effectual purpose of avoiding the liquid nitrogen container to empty has been reached.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a liquid nitrogen holding vessel, includes outer jar and cover, the both sides fixed mounting of the positive bottom of outer jar has the footing board, outer jar positive top activity articulates there is articulated frame, the bottom fixed mounting of articulated frame has first weight, the bottom fixed mounting at articulated frame back has the second weight, the positive bottom fixed mounting of articulated frame has the stabilizer blade, the bottom fixed mounting of stabilizer blade has the gasket, outer jar openly is close to the position at middle part and has seted up the standing groove, the inner chamber fixedly connected with inner tank of outer jar, footing board, articulated frame, first weight, second weight, stabilizer blade, gasket and standing groove are about the angular array such as the vertical axis of cover distribute.

In the above technical scheme, preferably, the top of the inner tank is fixedly communicated with a bottle neck, the bottom of the outer tank is fixedly connected with a bottom sheet, and the other side of the front side of the top of the outer tank is movably clamped with a sealing plug.

Among the above-mentioned technical scheme, preferred, the weight value of second weight equals the weight value of stabilizer blade plus the weight value of gasket, the top fixed mounting of articulated frame has the stopper.

In the above technical scheme, preferably, the support legs are L-shaped, the bottom of the gasket is provided with anti-slip lines at equal intervals, and the gasket is made of rubber.

In the above technical scheme, preferably, the other side of the front surface of the top of the outer tank is provided with an air exhaust hole, the air exhaust hole is in adaptive clamping connection with the sealing plug, and the air exhaust hole is communicated with a space formed by the inner cavity of the outer tank and the outer wall of the inner tank.

In the above technical scheme, preferably, the placing groove is rectangular, and the movable track of the second weighting block is in adaptive clamping connection with the placing groove.

In the above technical scheme, preferably, the bottom of the outer surface of the bottleneck is fixedly connected with the outer tank and the inner tank respectively, and the position of the outer surface of the bottleneck, which is close to the top, is in threaded connection with the tank cover.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up the articulated frame, the stabilizer blade, footing board and gasket have reached the effectual purpose of having avoided the liquid nitrogen container to empty, through setting up the articulated frame, the articulated frame is because articulated with outer jar, can present the nature flagging form, the weight of second weighting piece and stabilizer blade and gasket is unanimous, make the focus of articulated frame perpendicular with the horizontal plane, rethread sets up the articulated frame and further aggravates first weighting piece, the focus of articulated frame has further been stabilized, when empting, the inclined plane of footing board bottom is earlier with the holding surface contact, footing board supports in the bottom of outer jar, gasket and holding surface contact, support the stabilizer blade, the rigidity of stabilizer blade, make the contained angle between articulated frame and the outer jar unable continuation expansion, through the fixed footing board in bottom of side when the outer jar is emptyd, the side is close to the position at top and sets up stabilizer blade and gasket, the strong point that makes footing board and gasket form triangle-shaped, confirm the holding surface through the three point, thereby the effectual purpose of avoiding the liquid nitrogen container to empty has been reached.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention;

FIG. 3 is a schematic view of the present invention;

FIG. 4 is a schematic view of the position of the inner vessel according to the present invention;

fig. 5 is a schematic view of the structure of the support leg of the present invention.

In the figure: 1. an outer tank; 2. a footing plate; 3. an inner tank; 4. a leg; 5. a gasket; 6. a hinged frame; 7. a sealing plug; 8. a can cover; 9. a placement groove; 10. a first weight; 11. a second weight; 12. a backsheet; 13. a bottleneck.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the utility model provides a liquid nitrogen storage tank, including outer jar 1 and cover 8, the both sides fixed mounting of the positive bottom of outer jar 1 has footing board 2, the positive top activity of outer jar 1 articulates there is articulated frame 6, the bottom fixed mounting of articulated frame 6 has first weighting piece 10, the bottom fixed mounting at the back of articulated frame 6 has second weighting piece 11, the positive bottom fixed mounting of articulated frame 6 has stabilizer blade 4, the bottom fixed mounting of stabilizer blade 4 has gasket 5, the positive position that is close to the middle part of outer jar 1 has seted up standing groove 9, the inner chamber fixed connection of outer jar 1 has inner tank 3, footing board 2, articulated frame 6, first weighting piece 10, second weighting piece 11, stabilizer blade 4, gasket 5 and standing groove 9 are distributed about the angular array such as the vertical axis of cover 8; the base plate 2 is fixed at the bottom of the side face when the outer tank 1 is toppled, the support legs 4 and the gaskets 5 are arranged at the positions, close to the top, of the side face, the support points of the base plate 2 and the gaskets 5 form a triangle, the support face is determined through three points, and therefore a good support effect is achieved.

As shown in fig. 1 to 5, the top of the inner tank 3 is fixedly communicated with a bottle neck 13, the bottom of the outer tank 1 is fixedly connected with a bottom sheet 12, and the other side of the front of the top of the outer tank 1 is movably clamped with a sealing plug 7; by arranging the bottom sheet 12 at the bottom, the friction force between the bottom and the placing surface is increased, the stability of the device during storage is improved, and bottom sliding is reduced.

As shown in fig. 3 and 4, the weight value of the second weight 11 is equal to the weight value of the support leg 4 plus the weight value of the gasket 5, the top of the hinge frame 6 is fixedly provided with a limiting block, the support leg 4 is L-shaped, the bottom of the gasket 5 is provided with anti-skid lines at equal intervals, the gasket 5 is made of rubber, the other side of the front side of the top of the outer tank 1 is provided with an air suction hole, the air suction hole is in adaptive clamping connection with the sealing plug 7, and the air suction hole is communicated with a space formed by the inner cavity of the outer tank 1 and the outer wall of the inner tank 3; through setting up second weight 11, second weight 11 and stabilizer blade 4 are fixed in the both sides of articulated frame 6, thereby make the focus of articulated frame 6 be vertical form, articulated frame 6 is perpendicular with the horizontal plane when being favorable to guaranteeing the slope, thereby the position of stabilizer blade 4 is in the outside that outer jar 1 emptys the position when empting, favourable and stable in structure, through setting up the stopper, further inject the turned angle of articulated frame 6, through setting up gasket 5, can effectually prevent stabilizer blade 4 when stabilizer blade 4 supports outer jar 1 from sliding, impact to stabilizer blade 4 when having alleviated outer jar 1 and toppling over, through setting up the aspirating hole, can conveniently bleed the space that the outer wall formed of inner chamber and inner tank 3 of outer jar 1, make it form the vacuum, good heat preservation effect has been reached.

As shown in fig. 2 and 4, the placing groove 9 is rectangular, the moving track of the second weight 11 is in adaptive clamping connection with the placing groove 9, the bottom of the outer surface of the bottleneck 13 is fixedly connected with the outer tank 1 and the inner tank 3 respectively, and the position of the outer surface of the bottleneck 13 close to the top is in threaded connection with the tank cover 8; through setting up standing groove 9, make articulated frame 6 when outer jar 1 is the steady state, second weight 11 has the position to deposit, through setting up bottleneck 13, makes the inner chamber of inner tank 3 be linked together with the external world, through setting up cover 8, can seal the inner chamber of outer jar 1.

The utility model discloses a theory of operation and use flow:

opening sealing plug 7, evacuate the intermediate layer between outer jar 1 and inner tank 3, make the intermediate layer be in vacuum state, rotate cover 8, make cover 8 separate with bottleneck 13, store the liquid nitrogen in the inner tank 3 inner chamber, when outer jar 1 appears empting, outer jar 1 is whole to be the rectangle, make the face of empting of outer jar 1 be in four faces of the side of rectangle, when empting to a face of rectangle, the articulated frame 6 of this face because it is articulated with outer jar 1, can hang down naturally, second weighting piece 11 is unanimous with the weight of stabilizer blade 4 and gasket 5, make the focus of articulated frame 6 stable, rethread sets up articulated frame 6 and further aggravates first weighting piece 10, further stabilized the focus of articulated frame 6, make the articulated frame 6 of this face perpendicular with the horizontal plane, when empting, the inclined plane of sole board 2 bottom contacts with the holding surface earlier, sole board 2 supports at the bottom of outer jar 1, gasket 5 contacts with the holding surface, support stabilizer blade 4, the position of stabilizer blade 4 is fixed, make the articulated frame 6 and the outer jar 1 between 1, thereby the unable contained angle that expands under the continuation of supporting state.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a liquid nitrogen holding vessel, includes outer jar (1) and cover (8), its characterized in that: both sides fixed mounting of the positive bottom of outer jar (1) has footing board (2), outer jar (1) positive top activity articulates there is articulated frame (6), the bottom fixed mounting of articulated frame (6) has first weighting piece (10), the bottom fixed mounting at articulated frame (6) back has second weighting piece (11), the positive bottom fixed mounting of articulated frame (6) has stabilizer blade (4), the bottom fixed mounting of stabilizer blade (4) has gasket (5), standing groove (9) have been seted up to outer jar (1) the position that openly is close to the middle part, jar (3) in the inner chamber fixedly connected with of outer jar (1), footing board (2), articulated frame (6), first weighting piece (10), second weighting piece (11), stabilizer blade (4), gasket (5) and standing groove (9) are about the angular array such as the vertical axis of cover (8) distribute.

2. The liquid nitrogen storage tank of claim 1, wherein: the fixed intercommunication in top of inner tank (3) has bottleneck (13), the bottom fixedly connected with film (12) of outer jar (1), the positive opposite side activity joint in outer jar (1) top has sealing plug (7).

3. The liquid nitrogen storage tank of claim 1, wherein: the weight value of second weight (11) equals the weight value of stabilizer blade (4) plus the weight value of gasket (5), the top fixed mounting of articulated frame (6) has the stopper.

4. The liquid nitrogen storage tank of claim 1, wherein: the supporting legs (4) are L-shaped, the bottom of the gasket (5) is provided with anti-skidding lines at equal intervals, and the gasket (5) is made of rubber.

5. The liquid nitrogen storage tank of claim 2, wherein: the positive opposite side in outer jar (1) top has seted up the aspirating hole, the aspirating hole is connected with sealing plug (7) adaptation joint, the aspirating hole is linked together with the space that the inner chamber of outer jar (1) and the outer wall of inner tank (3) formed.

6. The liquid nitrogen storage tank of claim 1, wherein: the placing groove (9) is rectangular, and the movable track of the second weighting block (11) is in adaptive clamping connection with the placing groove (9).

7. The liquid nitrogen storage tank of claim 2, wherein: the bottom of the outer surface of the bottleneck (13) is fixedly connected with an outer tank (1) and an inner tank (3) respectively, and the position of the outer surface of the bottleneck (13) close to the top is in threaded connection with a tank cover (8).

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