CN213513167U

CN213513167U - Low-temperature storage tank with safety protection function

Info

Publication number: CN213513167U
Application number: CN202022417323.4U
Authority: CN
Inventors: 胡星星
Original assignee: Shanghai Zhanxili Construction Co ltd
Current assignee: Shanghai Zhanxili Construction Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-06-22
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a low-temperature storage tank with safety protection function, which comprises a tank body, a stabilizing leg is fixedly sleeved inside a supporting column, the bottom of the stabilizing leg is fixedly connected with the top end of a buffer spring to lower the gravity center of the whole low-temperature storage tank, the space utilization rate is also increased, the stability and the safety of the low-temperature storage tank are improved, a heating coil is wound on the outer wall of one end of a cross valve, which is far away from a rotary switch, the cross valve is heated through the heating coil to prevent freezing, the valve is effectively protected, compared with the traditional method of thawing with hot water, the low-temperature storage tank has good convenience, two groups of fixing rings are fixedly connected on the inner wall of a storage tank shell, five groups of rubber pads are uniformly arranged inside a metal ring of an inner container fixedly arranged on the inner side of the fixing rings, and the rubber pads are arranged on the outer wall, meanwhile, the elasticity of the rubber pad can enable the inner container to be stretched due to expansion with heat and contraction with cold, and the internal stress is reduced.

Description

Low-temperature storage tank with safety protection function

Technical Field

The utility model relates to a low temperature storage tank technical field specifically is a low temperature storage tank with safety protection function.

Background

The low-temperature storage tank is a vertical or horizontal double-layer vacuum heat insulation storage tank for storing liquid oxygen, nitrogen, argon, carbon dioxide and other media. The inner container is made of austenitic stainless steel; the outer container material is selected as Q235-B, Q245R or 345R according to the national regulation according to different user regions, and the interlayer of the inner and outer containers is filled with heat-insulating material pearl sand or aluminum foil and heat-insulating cotton and is vacuumized.

Present low temperature storage tank is because the inner bag is the bottom at the shell through the snap-on of landing leg, and such design causes the whole focus of low temperature storage tank to be on the high side, and the security reduces, and simultaneously, the inner bag is inside except that the landing leg does not have other support stable structure in the low temperature storage tank shell, secondly, when operator's normal work, because jar body temperature crosses lowly, leads to valve department to freeze, easily causes the valve to freeze through the mode that the hydrothermal thawing in the past to damage.

Therefore, we propose a cryogenic storage tank with safety protection function.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low temperature storage tank with safety protection function cup joints, solid fixed ring, heating coil's design through the stabilizer blade to the problem that proposes in the above-mentioned background has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low temperature storage tank with safety protection function, which comprises a tank body, the jar body includes the storage tank shell, the stabilizer blade, the trachea, valve heating device, the atmospheric pressure alarm, annotate the liquid mouth, hang the foot, the insulating layer, solid fixed ring and inner bag, the stabilizer blade has been welded respectively to the bottom border position four corners department of storage tank shell, the bottom intermediate position fixedly connected with trachea of storage tank shell, tracheal upper end fixedly connected with valve heating device, tracheal end is fixed to be cup jointed the atmospheric pressure alarm, it annotates the liquid mouth to be provided with on the outer wall that the storage tank shell is close to the bottom, the top and the bottom border position of storage tank shell have welded respectively and hang the foot, the inside of storage tank shell is provided with the insulating layer, two sets.

Further, the inner bag has been seted up including annotating liquid hole, pipe and stabilizing the leg including annotating liquid hole, top one side edge of inner bag and has been annotated the liquid hole, annotates the fixed cover in liquid hole upper end and has connect the pipe, and the pipe extends to and is linked together with annotating the liquid mouth on the inner wall of storage tank shell, and the bottom welding of inner bag has the stabilizing leg.

Further, stabilize the fixed inside of cup jointing at the support column of leg, the bottom fixed connection of stabilizing the leg is on buffer spring's top, and the size of a dimension of stabilizing the leg agrees with mutually with the inner chamber of support column.

Further, the stabilizer blade includes backup pad, support column, buffer spring, and the fixed welding in upper end of backup pad has the support column, fixedly connected with buffer spring on the inside bottom plate of support column.

Further, valve heating device includes cross valve, rotary switch, heating coil and metal sleeve, and tracheal intermediate position is fixed to be cup jointed the cross valve, and the one end swing joint of cross valve has rotary switch, and the winding is provided with heating coil on the one end outer wall that rotary switch was kept away from to the cross valve, and metal sleeve has been cup jointed to heating coil's external fixation.

Furthermore, the fixed ring comprises a metal ring and rubber pads, five groups of rubber pads are uniformly arranged inside the metal ring, and the rubber pads are tightly attached to the outer wall of the inner container.

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

1. the utility model provides a pair of low temperature storage tank with safety protection function stabilizes the fixed inside of cup jointing at the support column of leg, and the bottom fixed connection who stabilizes the leg is on buffer spring's top, and the size of a dimension who stabilizes the leg agrees with the inner chamber of support column mutually, and such design descends the holistic focus of low temperature storage tank, has also increased space utilization, has improved low temperature storage tank's stability and security.

2. The utility model provides a pair of low temperature storage tank with safety protection function twines on rotary switch's one end outer wall is kept away from to the cross valve and is provided with heating coil, and heating coil's external fixation has cup jointed the metal sleeve, heats cross valve department through heating coil, makes things convenient for the use of cross valve, prevents to freeze, plays effectual guard action to the valve, for the method that hydrothermal thawing in the past, has fine convenience.

3. The utility model provides a pair of low temperature storage tank with safety protection function, two sets of solid fixed rings of fixedly connected with on the inner wall of storage tank shell, gu evenly be provided with five sets of rubber pads on the fixed inside that is provided with the inner bag becket of fixed ring, and hugging closely of rubber pad sets up on the outer wall of inner bag, the design plays the effect of further firm inner bag, simultaneously, the elasticity of rubber pad can let the inner bag because expend with heat and contract with cold obtain the extension, reduce the internal stress, also protected the inner bag when fixed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;

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

fig. 4 is a schematic structural view of the valve heating device of the present invention;

fig. 5 is a schematic structural view of the fixing ring of the present invention.

In the figure: 1. a tank body; 11. a tank shell; 12. a support leg; 121. a support plate; 122. a support pillar; 123. a buffer spring; 13. an air tube; 14. a valve heating device; 141. a cross valve; 142. a rotary switch; 143. a heating coil; 144. a metal sleeve; 15. an air pressure alarm; 16. a liquid injection port; 17. hanging feet; 18. a thermal insulation layer; 19. a fixing ring; 191. a metal ring; 192. a rubber pad; 110. an inner container; 1101. a liquid injection hole; 1102. a conduit; 1103. the legs are stabilized.

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.

Referring to fig. 1-3, a low temperature storage tank with safety protection function comprises a tank body 1, the tank body 1 comprises a storage tank shell 11, support legs 12, an air pipe 13, a valve heating device 14, and an air pressure alarm 15, annotate liquid mouth 16, hang foot 17, insulating layer 18, solid fixed ring 19 and inner bag 110, stabilizer blade 12 has been welded respectively to the bottom border position four corners department of storage tank shell 11, storage tank shell 11's bottom intermediate position fixedly connected with trachea 13, trachea 13's upper end fixedly connected with valve heating device 14, trachea 13's end fixed cover has connect atmospheric pressure alarm 15, storage tank shell 11 is provided with on being close to the outer wall of bottom and annotates liquid mouth 16, storage tank shell 11's top and bottom border position have welded respectively and have hung foot 17, storage tank shell 11's inside is provided with insulating layer 18, two sets of solid fixed ring 19 of fixedly connected with on storage tank shell 11's the inner wall, gu fixed ring 19's the fixed.

Inner bag 110 is including annotating liquid hole 1101, pipe 1102 and stabilizing leg 1103, it annotates liquid hole 1101 to have seted up at the top of inner bag 110 side edge, annotate the fixed cover in liquid hole 1101 upper end and have connect pipe 1102, and pipe 1102 extends to and annotates liquid mouth 16 on the inner wall of storage tank shell 11 and be linked together, the bottom welding of inner bag 110 has stabilizing leg 1103, the fixed cover of stabilizing leg 1103 is in the inside of support column 122, the bottom fixed connection of stabilizing leg 1103 is on buffer spring 123's top, and the size of stabilizing leg 1103 agrees with mutually with the inner chamber of support column 122.

The support leg 12 comprises a support plate 121, a support column 122 and a buffer spring 123, the support column 122 is fixedly welded at the upper end of the support plate 121, and the buffer spring 123 is fixedly connected to the bottom plate inside the support column 122.

Referring to fig. 4, a low-temperature storage tank with a safety protection function, a valve heating device 14 includes a cross valve 141, a rotary switch 142, a heating coil 143, and a metal sleeve 144, the cross valve 141 is fixedly sleeved at a middle position of the gas pipe 13, one end of the cross valve 141 is movably connected to the rotary switch 142, the heating coil 143 is wound on an outer wall of one end of the cross valve 141 away from the rotary switch 142, and the metal sleeve 144 is fixedly sleeved outside the heating coil 143.

Referring to fig. 5, in the low temperature storage tank with safety protection function, the fixing ring 19 includes a metal ring 191 and rubber pads 192, five groups of rubber pads 192 are uniformly disposed inside the metal ring 191, and the rubber pads 192 are disposed on the outer wall of the inner container 110 in a close manner.

In summary, the following steps: the utility model provides a low temperature storage tank with safety protection function, it connects in the inside of support column 122 to stabilize the fixed cover of leg 1103, the bottom fixed connection of stabilizing leg 1103 is on buffer spring 123's top, and the size of stabilizing leg 1103 agrees with the inner chamber of support column 122 mutually, this design descends the holistic focus of low temperature storage tank, space utilization has also been increased, the stability and the security of low temperature storage tank have been improved, it is provided with heating coil 143 to twine on the outer wall of the one end of cross valve 141 who keeps away from rotary switch 142, the metal sleeve 144 is fixed with to the outside of heating coil 143, heat cross valve 141 through heating coil 143, make things convenient for the use of cross valve 141, prevent freezing, play effectual guard action to the valve, for the method that changes the frost in the past, have fine convenience, fixedly connected with two sets of solid fixed ring 19 on the inner wall of storage tank shell 11, five groups of rubber pads 192 are uniformly arranged inside the metal ring 191 of the inner container 110 fixedly arranged on the inner side of the fixing ring 19, the rubber pads 192 are tightly attached to the outer wall of the inner container 110, the inner container 110 is further stabilized in design, meanwhile, the elasticity of the rubber pads 192 can enable the inner container 110 to be stretched due to expansion with heat and contraction with cold, the internal stress is reduced, and the inner container 110 is protected while being fixed.

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

1. The utility model provides a low temperature storage tank with safety protection function, includes a jar body (1), its characterized in that: the tank body (1) comprises a storage tank shell (11), support legs (12), an air pipe (13), a valve heating device (14), an air pressure alarm (15), a liquid injection port (16), lifting legs (17), a heat insulation layer (18), fixing rings (19) and an inner container (110), wherein the support legs (12) are welded at four corners of the bottom edge position of the storage tank shell (11) respectively, the air pipe (13) is fixedly connected at the middle position of the bottom of the storage tank shell (11), the valve heating device (14) is fixedly connected at the upper end of the air pipe (13), the air pressure alarm (15) is fixedly sleeved at the tail end of the air pipe (13), the liquid injection port (16) is arranged on the outer wall, close to the bottom, of the storage tank shell (11), the lifting legs (17) are welded at the top and the bottom edge position of the storage tank shell (11) respectively, the heat insulation layer (18) is arranged, an inner container (110) is fixedly arranged on the inner side of the fixing ring (19).

2. The cryogenic storage tank with safety protection function as claimed in claim 1, wherein: inner bag (110) have been seted up notes liquid hole (1101) including annotating liquid hole (1101), pipe (1102) and stabilizing leg (1103), the top one side edge of inner bag (110), annotate the fixed cover in liquid hole (1101) and have connect pipe (1102), and pipe (1102) extend to on the inner wall of storage tank shell (11) with annotate liquid mouth (16) and be linked together, the bottom welding of inner bag (110) has stabilizing leg (1103).

3. The cryogenic storage tank with safety protection function according to claim 2, characterized in that: the stabilizing leg (1103) is fixedly sleeved inside the supporting column (122), the bottom of the stabilizing leg (1103) is fixedly connected to the top end of the buffer spring (123), and the size of the stabilizing leg (1103) is matched with the inner cavity of the supporting column (122).

4. The cryogenic storage tank with safety protection function as claimed in claim 1, wherein: the supporting leg (12) comprises a supporting plate (121), a supporting column (122) and a buffer spring (123), the supporting column (122) is fixedly welded at the upper end of the supporting plate (121), and the buffer spring (123) is fixedly connected to the bottom plate inside the supporting column (122).

5. The cryogenic storage tank with safety protection function as claimed in claim 1, wherein: the valve heating device (14) comprises a cross valve (141), a rotary switch (142), a heating coil (143) and a metal sleeve (144), the cross valve (141) is fixedly sleeved at the middle position of the air pipe (13), one end of the cross valve (141) is movably connected with the rotary switch (142), the heating coil (143) is wound on the outer wall of one end, away from the rotary switch (142), of the cross valve (141), and the metal sleeve (144) is fixedly sleeved outside the heating coil (143).

6. The cryogenic storage tank with safety protection function as claimed in claim 1, wherein: the fixing ring (19) comprises a metal ring (191) and rubber pads (192), five groups of rubber pads (192) are uniformly arranged in the metal ring (191), and the rubber pads (192) are tightly attached to the outer wall of the inner container (110).