CN219120321U

CN219120321U - Liquid oxygen storage tank adopting double-layer impact-resistant structure

Info

Publication number: CN219120321U
Application number: CN202222887536.2U
Authority: CN
Inventors: 胡休换; 濮国睿; 蔺国华; 薛洋洋; 白玮
Original assignee: Gaotai County Zhongxin Oxygen Production Co ltd
Current assignee: Gaotai County Zhongxin Oxygen Production Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-06-02
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to the technical field of liquid oxygen storage tanks with a double-layer impact-resistant structure, impact buffer columns are respectively and sequentially distributed on the outer annular wall of a tank body from top to bottom in equal round angle, a plurality of buffer grooves are respectively and uniformly distributed on the impact buffer columns, flow grooves which are mutually communicated are respectively formed between the inside of each impact buffer column and each of the plurality of buffer grooves, a first piston is respectively and movably abutted to the inside of each of the plurality of impact buffer columns, a buffer rod is fixedly arranged on one side wall of the first piston, a spring is respectively and fixedly arranged on one side wall of each of the plurality of buffer grooves, a second piston is fixedly arranged at one end of the spring, the inner walls of buffer baffles are fixedly arranged at the outer ends of three buffer rods which are adjacent to each other up and down, buffer air cushions are fixedly arranged at the positions of the two sides of each of the three impact buffer columns on the inner side walls of each buffer baffle, when the impact buffer baffles are impacted by sudden external force, the impact force can be effectively relieved, and the impact of an inner container is greatly reduced.

Description

Liquid oxygen storage tank adopting double-layer impact-resistant structure

Technical Field

The utility model relates to the technical field of liquid oxygen storage tanks, in particular to a liquid oxygen storage tank adopting a double-layer impact-resistant structure.

Background

The liquid oxygen storage tank is mainly used for low-temperature liquid storage of oxygen, is generally formed by welding a stainless steel inner container and a high-strength low-alloy steel outer shell, and has the characteristic of high strength, but if the outer shell is impacted by sudden large external force, the inner container can be simply protected, and the inner container can bear the impact force with certain strength, so that the liquid oxygen storage tank adopting a double-layer impact-resistant structure is needed.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art, and provides a liquid oxygen storage tank with a reasonable design and a double-layer impact-resistant structure, which is used for solving the problems.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the vacuum tank comprises a tank body, wherein the tank body consists of an inner container and a shell, the inner container is fixedly arranged in the shell, and an interlayer between the inner container and the shell is a vacuum interlayer;

it also comprises:

the impact buffering columns are respectively and sequentially distributed on the outer annular wall of the tank body from top to bottom in equal round angles, a plurality of buffering grooves are distributed on the impact buffering columns in equal round angles, flow grooves which are mutually communicated are formed between the inside of the impact buffering columns and the buffering grooves, and a supporting mechanism is fixedly arranged at the lower part of the tank body;

the first pistons are respectively movably abutted against the impact buffering columns, a buffering rod is fixedly arranged on one side wall of the first piston, and the outer ends of the buffering rods penetrate through openings in the impact buffering columns;

the springs are respectively and fixedly arranged on one side wall of the buffer grooves, one end of each spring is fixedly provided with a second piston, and the annular side wall of the second piston is movably abutted against the inner annular wall of the buffer groove;

the buffer baffle, buffer baffle is a plurality of, and equi-rounded angle distribution respectively hangs to establish in the outside of jar body, and buffer baffle's inner wall is fixed to be set up in the outer end of three buffer rod that corresponds about adjacent with it, and buffer baffle's inside wall is last to be located the both sides position department of three impact buffer post and all is fixed and is provided with buffer air cushion.

Preferably, the support mechanism comprises:

the four support legs are respectively and fixedly arranged at the lower part of the tank body in a uniform-round-angle distribution manner, arc-shaped rods are fixedly arranged between two adjacent support legs, reinforcing rods are fixedly arranged at two sides of the upper part of each arc-shaped rod, and the upper ends of the reinforcing rods are fixedly connected with the support legs;

the support legs are four, and are fixedly arranged at the lower ends of the four support legs respectively.

Preferably, a plurality of mounting holes are distributed on the support legs at equal round angles.

Preferably, a plurality of reinforcing plates are fixedly arranged on the outer annular wall of the buffer rod in a uniform-round-angle distribution mode, and one side wall of each reinforcing plate is fixedly connected with the buffer baffle.

Preferably, a sealing ring is fixedly sleeved on an annular groove formed in the side wall of the second piston ring, and the outer annular wall of the sealing ring is movably abutted against the inner annular wall of the buffer groove.

Compared with the prior art, the utility model has the beneficial effects that: according to the liquid oxygen storage tank adopting the double-layer impact-resistant structure, when the liquid oxygen storage tank is impacted by sudden external force, the impact force can be effectively relieved in a double-layer mode, and the impact influence of the liner is greatly reduced.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a cross-sectional view taken along A-A in fig. 1.

Fig. 3 is an enlarged view of a portion B in fig. 2.

Fig. 4 is an enlarged view of a portion C in fig. 3.

Reference numerals illustrate:

the device comprises a tank body 1, an inner container 1-1, a shell 1-2, a vacuum interlayer 2, an impact buffer column 3, a buffer tank 4, a flow tank 5, a supporting mechanism 6, supporting legs 6-1, an arc-shaped rod 6-2, a reinforcing rod 6-3, supporting legs 6-4, a first piston 7, a buffer rod 8, a spring 9, a second piston 10, a buffer baffle 11, a buffer air cushion 12, a reinforcing plate 13, a sealing ring 14 and a mounting hole 15.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, in which preferred embodiments in the description are given by way of example only, and all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present utility model.

Embodiment one:

as shown in fig. 1 to 4, the present embodiment adopts the following technical scheme: the novel energy-saving tank comprises a tank body 1, wherein the tank body 1 is composed of an inner container 1-1 and an outer shell 1-2, the inner container 1-1 is fixedly arranged in the outer shell 1-2, and an interlayer between the inner container 1-1 and the outer shell 1-2 is a vacuum interlayer 2;

it also comprises:

the impact buffering columns 3 are respectively and sequentially distributed at equal round angles from top to bottom and fixedly arranged on the outer annular wall of the tank body 1, the impact buffering columns 3 are uniformly distributed with a plurality of buffering grooves 4, flow grooves 5 which are mutually communicated are formed between the inside of the impact buffering columns 3 and the buffering grooves 4, and a supporting mechanism 6 is fixedly arranged at the lower part of the tank body 1;

the first pistons 7 are respectively movably abutted against the plurality of impact buffering columns 3, a buffering rod 8 is fixedly welded on one side wall of the first pistons 7, and the outer ends of the buffering rods 8 penetrate through openings in the impact buffering columns 3;

the springs 9 are respectively welded and fixedly arranged on one side wall of the buffer grooves 4, one end of each spring 9 is fixedly provided with a second piston 10, the annular side wall of each second piston 10 is movably abutted against the inner annular wall of the buffer groove 4, hydraulic oil is filled in the impact buffer column 3, the hydraulic oil in the impact buffer column 3 flows between the inside of the impact buffer column 3 and the buffer groove 4 through the flow groove 5 under the influence of the first piston 7, the buffer rod 8, the second piston 10 and the springs 9, friction between the hole wall and the hydraulic oil and internal friction between hydraulic oil molecules form damping force, the damping force can be relieved, a sealing ring 14 is fixedly sleeved on an annular groove formed in the annular side wall of each second piston 10, the outer annular wall of each sealing ring 14 is movably abutted against the inner annular wall of each buffer groove 4, the sealing ring 14 can increase the tightness between the second piston 10 and the buffer groove 4, and the hydraulic oil is prevented from being oozed out to be contacted with the springs 9;

the buffer baffle 11, buffer baffle 11 is the several, equal fillet distribution is hung in the outside of jar body 1 respectively, buffer baffle 11's inner wall welded fastening sets up the outer end at three buffer rod 8 that corresponds about it adjacently, buffer baffle 11's inside wall is located the both sides position department of three impact buffer post 3 and all is fixed and is provided with buffer air cushion 12, when buffer baffle 11 receives external force to strike when removing to jar body 1 direction, buffer air cushion 12 can take place certain elastic deformation with jar body 1 conflict for increase the release to jar body 1 impact force, equal fillet distribution welded fastening is provided with a plurality of reinforcing plate 13 on the outer ring wall of buffer rod 8, reinforcing plate 13's a lateral wall and buffer baffle 11 welded fastening, the structural strength of the multiplicable buffer rod 8 of reinforcing plate 13 and buffer baffle 11 junction.

Embodiment two:

as shown in fig. 1 and 2, this embodiment is an improvement on the basis of the first embodiment, and the supporting mechanism 6 includes:

the four supporting legs 6-1 are respectively and uniformly distributed and welded and fixedly arranged at the lower part of the tank body 1, arc-shaped rods 6-2 are fixedly arranged between two adjacent supporting legs 6-1 in a welded mode, reinforcing rods 6-3 are fixedly arranged at two sides of the upper part of each arc-shaped rod 6-2 in a welded mode, the upper ends of the reinforcing rods 6-3 are fixedly welded with the supporting legs 6-1 in a welded mode, and the four supporting legs 6-1 can be connected into a structural whole with higher supporting force and more stability through the cooperation of the arc-shaped rods 6-2 and the reinforcing rods 6-3;

the support legs 6-4, the support legs 6-4 are four, are fixedly arranged at the lower ends of the four support legs 6-1 respectively in a welded mode, a plurality of mounting holes 15 are formed in the equal-round corner distribution of the support legs 6-4, and the mounting holes 15 can be matched with bolts to realize the mounting and fixing of the liquid oxygen storage tank.

When the hydraulic buffer tank is used, the hydraulic oxygen storage tank is firstly installed and fixed through the bolts matched with the installation holes 15, when larger external force impacts the buffer baffle 11, the buffer baffle 11 drives the buffer rod 8 to move towards the impact buffer column 3, the buffer rod 8 extrudes hydraulic oil in the impact buffer column 3 through the first piston 7, the hydraulic oil flows into the buffer tank 4 through the flow tank 5, the second piston 10 extrudes the spring 9, in the process of flowing the hydraulic oil, friction between the hole wall and the hydraulic oil and internal friction among hydraulic oil molecules form damping force, and the rebound force of the spring 9 is matched, so that the impact force can be buffered, meanwhile, the buffer baffle 11 can drive the buffer air cushion 12 to move to collide with the tank body 1, and extrude the buffer air cushion 12, and the buffer air cushion 12 can generate certain elastic deformation to match with damping force generated during the flowing of the hydraulic oil, so that the buffer of the impact force to the tank body 1 is increased, and the double-layer buffer to the impact force received by the tank body 1 is realized.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. through the cooperation of the impact buffer column 3, the buffer rod 8, the first piston 7, the second piston 10, the spring 9, the buffer baffle 11 and the buffer air cushion 12, double-layer impact-resistant buffer protection of the tank body 1 can be realized, and impact influence on the liner 1-1 is greatly reduced;

2. by the cooperation of the arc-shaped rods 6-2 and the reinforcing rods 6-3, the four supporting legs 6-1 can be connected into a structural whole with higher supporting force and more stability, and the supporting capacity of the tank body 1 is increased.

It should be understood that those skilled in the art can make modifications to the technical solutions described in the foregoing embodiments and equivalent substitutions of some technical features, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A liquid oxygen storage tank adopting a double-layer impact-resistant structure comprises a tank body (1), wherein the tank body (1) is composed of an inner container (1-1) and a shell (1-2), the inner container (1-1) is fixedly arranged in the shell (1-2), and an interlayer between the inner container (1-1) and the shell (1-2) is a vacuum interlayer (2);

the method is characterized in that: it also comprises:

the device comprises a plurality of impact buffering columns (3), wherein the impact buffering columns (3) are respectively and sequentially distributed and fixedly arranged on the outer annular wall of the tank body (1) from top to bottom at equal circular angles, a plurality of buffering grooves (4) are distributed and arranged on the impact buffering columns (3) at equal circular angles, flow grooves (5) which are mutually communicated are respectively arranged between the inside of the impact buffering columns (3) and the buffering grooves (4), and a supporting mechanism (6) is fixedly arranged at the lower part of the tank body (1);

the first pistons (7) are respectively movably abutted against the plurality of impact buffering columns (3), a buffering rod (8) is fixedly arranged on one side wall of the first pistons (7), and the outer ends of the buffering rods (8) penetrate through openings in the impact buffering columns (3);

the springs (9) are respectively and fixedly arranged on one side wall of the buffer grooves (4), one end of each spring (9) is fixedly provided with a second piston (10), and the annular side wall of the second piston (10) is movably abutted against the inner annular wall of the buffer groove (4);

the buffer baffle (11), buffer baffle (11) are a plurality of, and the equal fillet distribution is hung in the outside of jar body (1) respectively, and the outer end of three buffer rod (8) that correspond about the inner wall fixed setting of buffer baffle (11) is adjacent with it is located the both sides position department of three impact buffer post (3) on the inside wall of buffer baffle (11) and all is fixed and is provided with buffer air cushion (12).

2. A liquid oxygen storage tank employing a double-layered impact resistant structure according to claim 1, wherein: the support mechanism (6) comprises:

the support legs (6-1) are four, the four support legs (6-1) are respectively and uniformly distributed and fixedly arranged at the lower part of the tank body (1), arc-shaped rods (6-2) are fixedly arranged between two adjacent support legs (6-1), reinforcing rods (6-3) are fixedly arranged at two sides of the upper part of each arc-shaped rod (6-2), and the upper ends of the reinforcing rods (6-3) are fixedly connected with the corresponding support legs (6-1);

the four support legs (6-4) are respectively fixedly arranged at the lower ends of the four support legs (6-1).

3. A liquid oxygen storage tank employing a double-layered impact resistant structure according to claim 2, wherein: a plurality of mounting holes (15) are distributed on the support legs (6-4) at equal round angles.

4. A liquid oxygen storage tank employing a double-layered impact resistant structure according to claim 1, wherein: the outer annular wall of the buffer rod (8) is fixedly provided with a plurality of reinforcing plates (13) in equal-round-angle distribution, and one side wall of each reinforcing plate (13) is fixedly connected with the buffer baffle (11).

5. A liquid oxygen storage tank employing a double-layered impact resistant structure according to claim 1, wherein: the annular groove formed in the annular side wall of the second piston (10) is fixedly sleeved with a sealing ring (14), and the outer annular wall of the sealing ring (14) is movably abutted to the inner annular wall of the buffer groove (4).