CN219082787U

CN219082787U - Dewar flask

Info

Publication number: CN219082787U
Application number: CN202223174800.4U
Authority: CN
Inventors: 彭春成
Original assignee: Dalian Changwei Steel Structure Hot Dip Galvanizing Co ltd
Current assignee: Dalian Changwei Steel Structure Hot Dip Galvanizing Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-05-26
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a dewar bottle, which comprises an outer cylinder, wherein an inner cylinder is arranged on the inner wall of the outer cylinder, a liquid pipe is arranged on the inner wall of the inner cylinder, and a fixing unit is arranged on the inner cylinder; the fixing unit comprises a clamping block, a protection ring, a clamping rod, a sliding block, a vertical rod, a fixing cover, a clamping groove and a protruding block; the bottom both sides of fixed lid all are provided with the montant, the bottom of montant and the top looks rigid coupling of inner tube, the below of montant is provided with the slider, the slider is rigid coupling mutually with the outer wall of inner tube, the inner wall slip joint of slider is in the inner wall of urceolus, the outer wall fixedly connected with protection ring of fixed lid. The utility model relates to the technical field of dewars, and by matching an outer cylinder, an inner cylinder and a fixed cover, when the inner cylinder or the outer cylinder of the dewar is damaged, a worker can detach the damaged part of the dewar, and the intact part can be reused, so that not only is the waste of resources avoided, but also the expense of enterprises is saved.

Description

Dewar flask

Technical Field

The utility model relates to the technical field of dewar bottles, in particular to a dewar bottle.

Background

Dewars (Dewars), also known as vacuum bottles, are a preferred container and tool for storing liquid gases, cryogenic research and crystal element protection. Modern dewars were invented by scotland physicist and chemist james-dewa jazz.

The dewar bottle of the prior art is formed by sleeving and combining two complete cylinders, the inner cylinder is used for storing low-temperature liquid, the outer cylinder body has the function of protecting the inner cylinder body, and the outer cylinder body and the inner cylinder body form a vacuum interlayer to prevent heat invasion outside the bottle, so that the natural vaporization amount of the low-temperature liquid in the bottle is reduced.

In summary, when the inner cylinder or the outer cylinder is burst and damaged to affect the normal use of the staff, the staff usually discards the damaged dewar and purchases a new dewar due to the great difficulty in maintenance and replacement of the dewar in the prior art, thereby causing waste of resources and unnecessary expense.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the dewar, which solves the problem that when the dewar in the prior art is damaged, the maintenance and the replacement of workers are not facilitated, so that the dewar is discarded to cause waste.

In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the dewar comprises an outer cylinder, wherein an inner cylinder is arranged on the inner wall of the outer cylinder, a liquid pipe is arranged on the inner wall of the inner cylinder, and a fixing unit is arranged on the inner cylinder; the fixing unit comprises a clamping block, a protection ring, a clamping rod, a sliding block, a vertical rod, a fixing cover, a clamping groove and a protruding block; the bottom both sides of fixed lid all are provided with the montant, the bottom of montant is fixedly connected with the top of inner tube mutually, the below of montant is provided with the slider, the slider is fixedly connected with the outer wall of inner tube mutually, the inner wall slip joint of slider is in the inner wall of urceolus, the outer wall fixedly connected with guard ring of fixed lid, the bottom of guard ring is pegged graft in the inner wall of urceolus, one side rotation that the montant was kept away from to the outer wall of guard ring is connected with the clamping lever, the inner wall grafting of clamping lever has the fixture block, the bottom of fixture block is fixedly connected with the top of urceolus mutually, inner wall one side of clamping lever is provided with the lug, the lug is pegged graft in the inner wall of fixture block through the draw-in groove.

Preferably, the top of the outer cylinder is provided with a bulge, and a sealing gasket is arranged at the joint of the fixed cover and the bulge.

Preferably, the bottom of the inner wall of the outer cylinder is fixedly connected with a support, and the top of the support is attached to the bottom of the inner cylinder.

Preferably, a support plate is arranged below the outer cylinder, the outer wall of the support plate is fixedly connected with a plurality of supports, the inner wall of each support is in threaded connection with a threaded rod, and the tail end of each threaded rod is in threaded connection with the inner wall of the protection ring through a thread groove.

Preferably, a rubber pad is arranged at the joint of the top of the support plate and the bottom of the outer cylinder.

Advantageous effects

The utility model provides a dewar bottle, which has the following beneficial effects: according to the dewar, through the cooperation of the outer cylinder, the inner cylinder and the fixed cover, when the inner cylinder or the outer cylinder of the dewar is damaged, a worker can detach the damaged part of the dewar, and the intact part can be reused, so that not only is the waste of resources avoided, but also the expense of enterprises is saved.

Through the cooperation of support, extension board and threaded rod, can protect this dewar bottle, prevent that it from receiving the influence of external environment factor and receive the collision, not only be convenient for the staff transport it, be convenient for the installation and the use of staff simultaneously.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the threaded rod, the clamping rod and the protection ring in FIG. 1;

FIG. 3 is a schematic view of the inner barrel, outer barrel and slider of FIG. 1;

fig. 4 is a schematic view of the appearance of the present utility model.

In the figure: 1. the device comprises an outer cylinder, 2, a support, 3, an inner cylinder, 4, a liquid pipe, 5, a thread groove, 6, a clamping block, 7, a protection ring, 8, a threaded rod, 9, a clamping rod, 10, a sliding block, 11, a support, 12, a support plate, 13, a universal wheel, 14, a vertical rod, 15, a fixed cover, 16, a bulge, 17, a sealing gasket, 18, a clamping groove, 19, a rubber pad, 20 and a bump.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a dewar, wherein through the cooperation of an outer cylinder, an inner cylinder and a fixed cover, when the inner cylinder or the outer cylinder of the dewar is damaged, a worker can detach the damaged part of the dewar, and the intact part can be reused, so that not only is the waste of resources avoided, but also the expense of enterprises is saved.

The components in the present case are sequentially connected by a person skilled in the art, and specific connection and operation sequence should be referred to the following working principle, and the detailed connection means thereof are known in the art, and the following working principle and process are mainly described.

Embodiment one: as can be seen from fig. 1, 2 and 3, a dewar bottle comprises an outer cylinder 1, wherein an inner cylinder 3 is arranged on the inner wall of the outer cylinder 1, a liquid pipe 4 is arranged on the inner wall of the inner cylinder 3, the liquid pipe 4 is designed to control the inner cylinder 3 to fill and discharge liquid, and a fixing unit is arranged on the inner cylinder 3; the fixing unit comprises a clamping block 6, a protection ring 7, a clamping rod 9, a sliding block 10, a vertical rod 14, a fixing cover 15, a clamping groove 18 and a protruding block 20; the two sides of the bottom of the fixed cover 15 are provided with vertical rods 14, the bottom of the vertical rods 14 is fixedly connected with the top of the inner cylinder 3, a sliding block 10 is arranged below the vertical rods 14, through the cooperation of the inner cylinder 3 and the sliding block 10, when a worker loads the inner cylinder 3 into the inner wall of the outer cylinder 1, the sliding block 10 also enters the inner wall of the outer cylinder 1 along with the inner cylinder 3, after the inner cylinder 3 completely enters the inner part of the outer cylinder 1, the sliding block 10 can transversely limit the inner cylinder 3 to prevent the inner cylinder 3 from rotating in the inner wall of the outer cylinder 1, the sliding block 10 is fixedly connected with the outer wall of the inner cylinder 3, the inner wall of the sliding block 10 is slidably clamped on the inner wall of the outer cylinder 1, the outer wall of the fixed cover 15 is fixedly connected with a protection ring 7, the bottom of the protection ring 7 is inserted into the inner wall of the outer cylinder 1, one side, far away from the vertical rod 14, of the outer wall of the protection ring 7 is rotationally connected with a clamping rod 9, the inner wall of the clamping rod 9 is inserted with a clamping block 6, the bottom of the clamping block 6 is fixedly connected with the top of the outer cylinder 1, when a worker fixes the fixed cover 15 with the outer cylinder 1 through the cooperation of the vertical rod 14 and the fixed cover 15, the inner cylinder 3 and the outer cylinder 1 can be longitudinally fixed due to the fixedly connection relationship between the vertical rod 14 and the inner cylinder 3, one side of the inner wall of the clamping rod 9 is provided with a protruding block 20, and the protruding block 20 is inserted into the inner wall of the clamping block 6 through a clamping groove 18;

in the specific implementation process, it is worth particularly pointing out that, through the cooperation of the inner cylinder 3 and the sliding block 10, when the inner cylinder 3 is assembled into the inner wall of the outer cylinder 1 by a worker, the sliding block 10 also enters the inner wall of the outer cylinder 1 along with the inner cylinder 3, after the inner cylinder 3 completely enters the inner part of the outer cylinder 1, the sliding block 10 can transversely limit the inner cylinder 3 to prevent the inner cylinder 3 from rotating in the inner wall of the outer cylinder 1, and when the fixed cover 15 is fixed with the outer cylinder 1 by the worker through the cooperation of the vertical rod 14 and the fixed cover 15, the inner cylinder 3 and the outer cylinder 1 can be longitudinally fixed due to the fixedly connected relation between the vertical rod 14 and the inner cylinder 3;

further, the top of the outer cylinder 1 is provided with a bulge 16, a sealing gasket 17 is arranged at the joint of the fixed cover 15 and the bulge 16, the sealing gasket 17 is made of rubber, and the sealing gasket 17 is designed to better seal the fixed cover 15 and the outer cylinder 1 and prevent the low-temperature liquid in the inner cylinder 3 from changing temperature under the influence of external environmental factors;

in the specific implementation process, it is worth particularly pointing out that the sealing gasket 17 is designed to better seal between the fixed cover 15 and the outer cylinder 1, so as to prevent the low-temperature liquid inside the inner cylinder 3 from changing temperature under the influence of external environmental factors;

further, the bottom of the inner wall of the outer cylinder 1 is fixedly connected with a support 2, the top of the support 2 is attached to the bottom of the inner cylinder 3, and the support 2 is designed to support the bottom of the inner cylinder 3, so that the contact area between the inner cylinder 3 and the outer cylinder 1 is reduced;

in the specific implementation process, it is worth particularly pointing out that the design of the support 2 is to support the bottom of the inner cylinder 3, reduce the contact area between the inner cylinder 3 and the outer cylinder 1, and once one of them is damaged, reduce the damage degree of the other;

specifically, when the dewar is used, firstly, a worker inserts the inner cylinder 3 into the outer cylinder 1, meanwhile, the inner cylinder 3 drives the sliding block 10 to enter the inner wall of the outer cylinder 1, then, the worker continuously pushes the inner cylinder 3 downwards, meanwhile, the sliding block 10 moves along the inner wall of the outer cylinder 1, after the inner cylinder 3 completely enters the inner part of the outer cylinder 1, the fixed cover 15 is attached to the bulge 16, the sealing gasket 17 is utilized to seal, meanwhile, the protection ring 7 is also inserted into the top of the inner wall of the outer cylinder 1, the protection ring 7 is transversely limited, then, the worker rotates the clamping rod 9, the clamping block 6 is inserted into the inner wall of the clamping rod 9, the bump 20 is elastically deformed under the action of the force, the clamping rod 9 and the clamping block 6 are fixed, the protection ring 7 is longitudinally limited, and then, the fixing of the protection ring 7 can be completed, and the fixing between the inner cylinder 3 and the outer cylinder 1 is completed.

Embodiment two: as can be seen from fig. 1 and 4, a support plate 12 is arranged below the outer cylinder 1, the outer wall of the support plate 12 is fixedly connected with a plurality of brackets 11, the inner wall of each bracket 11 is in threaded connection with a threaded rod 8, the tail end of each threaded rod 8 is in threaded connection with the inner wall of each protection ring 7 through a threaded groove 5, when a worker rotates the threaded rod 8, the tail end of each threaded rod 8 moves relative to each protection ring 7 through rotation of the threaded rod 8 until the tail end of each threaded rod 8 is inserted into the inner wall of each protection ring 7, and the protection rings and the brackets 11 can be fixed;

in the implementation process, it is worth particularly pointing out that, through the cooperation of the threaded rod 8 and the bracket 11, when a worker rotates the threaded rod 8, the end of the threaded rod 8 moves towards the protection ring 7 through the rotation of the threaded rod 8 until the end of the threaded rod 8 is inserted into the inner wall of the protection ring 7, so that the protection ring 7 and the bracket 11 can be fixed;

further, the bottom of the support plate 12 is fixedly connected with a universal wheel 13, and the universal wheel 13 is designed to facilitate the movement of the dewar by the staff;

in particular, it should be pointed out that the design of the universal wheel 13 is such as to facilitate the movement of the dewar by the staff;

further, a rubber pad 19 is arranged at the joint of the top of the support plate 12 and the bottom of the outer cylinder 1, and the design of the rubber pad 19 not only can increase the friction force between the outer cylinder 1 and the support plate 12 and enhance the fixing effect between the two, but also can prevent rigid collision between the two when the support plate 12 is jolt;

in the specific implementation process, it is worth particularly pointing out that the design of the rubber pad 19 not only can increase the friction force between the outer cylinder 1 and the support plate 12 and enhance the fixing effect between the outer cylinder 1 and the support plate 12, but also can prevent rigid collision between the outer cylinder 1 and the support plate 12 when the support plate 12 is jolt;

specifically, on the basis of the above embodiment, the worker places the outer cylinder 1 on the top of the support plate 12, then the worker rotates the threaded rod 8, and at this time, the outer wall of the threaded rod 8 moves on the inner wall of the bracket 11 until the end of the threaded rod 8 is inserted into the inner wall of the protection ring 7 through the thread groove 5, so that the bracket 11 and the protection ring 7 can be fixed, and at this time, the installation between the bracket 11 and the outer cylinder 1 is completed.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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

1. Dewar, comprising an outer cylinder (1), characterized in that: an inner cylinder (3) is arranged on the inner wall of the outer cylinder (1), a liquid pipe (4) is arranged on the inner wall of the inner cylinder (3), and a fixing unit is arranged on the inner cylinder (3);

the fixing unit comprises a clamping block (6), a protection ring (7), a clamping rod (9), a sliding block (10), a vertical rod (14), a fixing cover (15), a clamping groove (18) and a protruding block (20);

the utility model discloses a fixing cover, including fixed lid (15), inner tube (1) and clamping rod (9), fixed lid (15), clamping rod (7) and clamping rod (9) are all provided with montant (14) in the bottom both sides, the bottom of montant (14) is fixedly connected with the top of inner tube (3), the below of montant (14) is provided with slider (10), the outer wall looks fixedly connected with of slider (10) and (3), the inner wall slip joint of slider (10) is in the inner wall of urceolus (1), the outer wall fixedly connected with guard ring (7) of fixed lid (15), the bottom of guard ring (7) is pegged graft in the inner wall of urceolus (1), one side rotation that one side of montant (14) was kept away from to the outer wall of guard ring (7) is connected with clamping rod (9), the inner wall of clamping rod (9) is pegged graft and is had fixture block (6), the bottom of fixture block (6) is fixedly connected with the top of urceolus (1), inner wall one side of clamping rod (9) is provided with lug (20), lug (20) are pegged graft in the inner wall of fixture block (6) through draw-in groove (18).

2. A dewar according to claim 1, wherein: the top of urceolus (1) is provided with protruding (16), sealed pad (17) are installed to the laminating department of fixed lid (15) and protruding (16).

3. A dewar according to claim 1, wherein: the inner wall bottom of urceolus (1) fixedly connected with support (2), the top of support (2) is laminated with the bottom of inner tube (3).

4. A dewar according to claim 1, wherein: the outer barrel is characterized in that a support plate (12) is arranged below the outer barrel (1), a plurality of supports (11) are fixedly connected to the outer wall of the support plate (12), a threaded rod (8) is connected to the inner wall of each support (11) in a threaded mode, and the tail end of the threaded rod (8) is connected with the inner wall of the protection ring (7) in a threaded mode through a thread groove (5).

5. A dewar according to claim 4, wherein: the bottom of the support plate (12) is fixedly connected with a universal wheel (13).

6. A dewar according to claim 4, wherein: a rubber pad (19) is arranged at the joint of the top of the support plate (12) and the bottom of the outer cylinder (1).