CN218599464U

CN218599464U - Low temperature storage tank overshoot prevention device

Info

Publication number: CN218599464U
Application number: CN202222672185.3U
Authority: CN
Inventors: 崔永红; 王磊; 赵威桥; 谢碧辉; 罗促; 曹向东
Original assignee: Changsha Mander Gas Co ltd
Current assignee: Changsha Mander Gas Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-03-10
Anticipated expiration: 2032-10-11

Abstract

The utility model relates to a low temperature storage tank overshoot prevention device, which comprises a buffer box, wherein the top of the buffer box is provided with an opening, buffer seats are arranged on both sides of the buffer box, the buffer seats run through the buffer box and are in sliding connection with the buffer box, a first buffer mechanism is arranged inside the buffer seats, and a second buffer mechanism is arranged at the bottom end inside the buffer box; the first buffer mechanism comprises telescopic seats symmetrically fixed on the inner wall of the buffer seat, one ends of the telescopic seats are slidably provided with telescopic shafts, a connecting plate is jointly fixed between one ends of the two telescopic shafts, and one side of the connecting plate is symmetrically provided with a first buffer spring; the problem of among the prior art, only lean on to set up the spring to the buffering of storage tank both sides and realize, when meetting and rocking, the storage tank can realize the absorbing effect under the effect of spring, but the spring can drive the storage tank and realize the repeated vibration to reduce the inside storage stability of storage tank, be unfavorable for the storage scheduling problem of storage tank.

Description

Low temperature storage tank overshoot prevention device

Technical Field

The utility model relates to a storage tank buffering technical field specifically is a low temperature storage tank prevents device of overshooting.

Background

The Chinese patent discloses an overshoot-proof device for a low-temperature tank (publication number: CN 216693051U), which comprises a low-temperature storage tank, wherein a liquid inlet end pipeline of the low-temperature storage tank is connected with a first ball valve and a pressure regulating valve in series, a liquid outlet end pipeline of the low-temperature storage tank is connected with a second ball valve and a check valve in series, and a gas outlet end pipeline of the low-temperature storage tank is connected with a vacuum pressure gauge and a vacuum pump in series, and the device has the beneficial technical effects that: before liquefied gas is filled into the low-temperature storage tank, a vacuum pumping pump is used for pumping air in the tank so as to avoid the influence on stored data caused by overhigh pressure in the tank; the impact force when liquefied gas is just filled is utilized, and the tank body swings left and right under the action of the elastic piece, so that the uniform bearing capacity in the tank is improved; the push plate and the spring which are arranged on the upper side and the lower side of the positioning rod can ensure that the pressure difference inside and outside the tank is within an allowable range and the tank has resetting capability.

In the above-mentioned patent, only lean on setting up the spring to the buffering of storage tank both sides and realize, when meetting and rocking, the storage tank can realize absorbing effect under the effect of spring, but the spring can drive the storage tank and realize the repeated vibration to reduce the inside storage stability of storage tank, be unfavorable for the storage of storage tank.

In order to solve the above-mentioned drawbacks, a technical solution is now provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low temperature storage tank prevents device of overshooting.

The utility model discloses the technical problem that solve as follows:

among the prior art, only lean on setting up the spring to the buffering of storage tank both sides and realize, when meetting and rocking, although the storage tank can realize absorbing effect under the effect of spring, the spring can drive the storage tank and realize the repeated vibration to reduce the storage stability of the inside deposit of storage tank, be unfavorable for the storage of storage tank.

The purpose of the utility model can be realized by the following technical scheme:

an overshoot prevention device for a low-temperature storage tank comprises a buffer tank, wherein an opening is formed in the top of the buffer tank, buffer seats are arranged on two sides of the buffer tank, the buffer seats penetrate through the buffer tank and are in sliding connection with the buffer tank, a first buffer mechanism is arranged inside each buffer seat, and a second buffer mechanism is arranged at the bottom end inside each buffer tank;

the first buffer mechanism comprises telescopic seats symmetrically fixed on the inner wall of the buffer seat, one ends of the telescopic seats are slidably provided with telescopic shafts, a connecting plate is jointly fixed between one ends of the two telescopic shafts, one side of the connecting plate is symmetrically provided with a first buffer spring, the other side of the connecting plate is symmetrically fixed with connecting rods, the two connecting rods penetrate through the buffer seat and are fixed with first annular plates, and the connecting rods are slidably connected with the buffer seat; the second buffer mechanism comprises a buffer base fixed at the bottom end inside the buffer box, an opening is formed in the top of the buffer base, a friction plate is arranged on the inner surface of the buffer base, a buffer top seat is arranged in the friction plate, an opening is formed in the bottom of the buffer top seat, a second buffer spring is arranged between the buffer top seat and the buffer base, and a second annular plate is fixed at the top of the buffer top seat.

Furthermore, a positioning plate is fixed on one side of the buffer seat, clamping cylinders are symmetrically fixed on two side walls in the buffer box, and the output ends of the clamping cylinders penetrate through the buffer box and are fixed with the positioning plate.

Further, first buffer spring's one end is fixed mutually with the buffer seat inner wall, is fixed with the regulating plate jointly between two first buffer spring's the other end, is provided with the bolt between regulating plate and the connecting plate, and the bolt runs through and sliding connection is on regulating plate and connecting plate, and a pot head of bolt is equipped with the nut.

Furthermore, the inside sliding connection of flexible seat has first piston, and first piston closely laminates with flexible seat inner wall, and flexible seat is passed and one side of first piston is fixed mutually to the one end of telescopic shaft.

Furthermore, the friction plate is made of rubber and is in sliding connection with the buffering top seat.

Furthermore, the inside sliding connection of buffering footstock has the second piston, second buffer spring's bottom is fixed mutually with buffering base, and second buffer spring's top is fixed mutually with the second piston.

The utility model has the advantages that:

the first buffer mechanism is used for buffering and positioning two sides of the storage tank, and the matching of the first piston and the telescopic seat can be used as the damping of the first buffer spring, so that the first buffer spring is prevented from forming repeated vibration, and the storage safety of the storage tank is reduced; the distance between the connecting plate and the adjusting plate can be adjusted by the arranged bolts and nuts, so that the initial deformation of the first buffer spring is controlled, and the buffering effect of the first buffer spring is convenient to adjust; the clamping cylinder that sets up can cooperate the locating plate to adjust the position of cushion socket to control two first buffer gear's interval, be convenient for adapt to the tight demand of clamp of different specification storage tanks.

The second buffer mechanism is used for buffering vibration of the storage tank in the vertical direction, friction between the friction plate and the buffer top seat and sliding connection between the second piston and the buffer top seat can be used as damping of the second buffer spring, repeated jumping of the second buffer spring is avoided, and the buffer effect of the second buffer spring is improved.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of an overshoot prevention device for a low-temperature storage tank of the present invention;

fig. 2 is a structural front view of the overshoot prevention device for the low-temperature storage tank of the present invention;

fig. 3 is a schematic structural view of the first buffer mechanism of the present invention;

FIG. 4 is a schematic view of the internal structure of the telescopic seat of the present invention;

fig. 5 is a schematic structural view of the second buffer mechanism of the present invention.

In the figure: 1. a buffer tank; 2. a buffer base; 3. a first buffer mechanism; 4. a second buffer mechanism; 5. positioning a plate; 6. a clamping cylinder; 301. a telescopic seat; 302. a telescopic shaft; 303. a connecting plate; 304. a first buffer spring; 305. a connecting rod; 306. a first annular plate; 307. an adjusting plate; 308. a bolt; 309. a first piston; 401. a buffer base; 402. a friction plate; 403. a buffering top seat; 404. a second buffer spring; 405. a second piston; 406. a second annular plate.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

an overshoot prevention device for a low-temperature storage tank comprises a buffer tank 1, wherein an opening is formed in the top of the buffer tank 1, buffer bases 2 are arranged on two sides of the buffer tank 1, the buffer bases 2 penetrate through the buffer tank 1 and are in sliding connection with the buffer tank 1, a first buffer mechanism 3 is arranged inside the buffer bases 2, and a second buffer mechanism 4 is arranged at the bottom end inside the buffer tank 1; the first buffer mechanism 3 is used for buffering and positioning two sides of the storage tank, and the second buffer mechanism 4 is used for buffering vibration of the storage tank in the vertical direction.

One side of cushion socket 2 is fixed with locating plate 5, and the inside both sides wall of baffle-box 1 all is fixed with die clamping cylinder 6 symmetrically, and die clamping cylinder 6's output passes baffle-box 1 and is fixed mutually with locating plate 5. The position of the buffer base 2 can be adjusted by the clamping cylinder 6 matched with the positioning plate 5, so that the distance between the two first buffer mechanisms 3 is controlled, and the clamping requirements of storage tanks with different specifications can be conveniently met.

The first buffer mechanism 3 comprises telescopic bases 301 symmetrically fixed on the inner wall of the buffer base 2, one ends of the telescopic bases 301 are provided with telescopic shafts 302 in a sliding manner, a connecting plate 303 is jointly fixed between one ends of the two telescopic shafts 302, first buffer springs 304 are symmetrically arranged on one side of the connecting plate 303, connecting rods 305 are symmetrically fixed on the other side of the connecting plate 303, the two connecting rods 305 penetrate through the buffer base 2 and are fixed with first annular plates 306, and the connecting rods 305 are connected with the buffer base 2 in a sliding manner;

one end of each first buffer spring 304 is fixed with the inner wall of the buffer base 2, an adjusting plate 307 is fixed between the other ends of the two first buffer springs 304, a bolt 308 is arranged between the adjusting plate 307 and the connecting plate 303, the bolt 308 penetrates through and is connected to the adjusting plate 307 and the connecting plate 303 in a sliding mode, and a nut is sleeved at one end of the bolt 308 in a threaded mode. The bolts 308 and the nuts are provided to adjust the distance between the connection plate 303 and the adjustment plate 307, thereby controlling the initial deformation amount of the first buffer spring 304, and facilitating adjustment of the buffering effect of the first buffer spring 304.

The inside sliding connection of flexible seat 301 has first piston 309, and first piston 309 closely laminates with flexible seat 301 inner wall, and telescopic shaft 302's one end passes flexible seat 301 and is fixed mutually with one side of first piston 309. The cooperation of the first piston 309 and the telescopic base 301 can be used as the damping of the first buffer spring 304, so as to prevent the first buffer spring 304 from repeatedly vibrating, thereby reducing the storage safety of the storage tank.

The second buffer mechanism 4 comprises a buffer base 401 fixed at the bottom end inside the buffer box 1, an opening is formed in the top of the buffer base 401, a friction plate 402 is arranged on the inner surface of the buffer base 401, a buffer top seat 403 is arranged in the friction plate 402, an opening is formed in the bottom of the buffer top seat 403, a second buffer spring 404 is arranged between the buffer top seat 403 and the buffer base 401, and a second annular plate 406 is fixed at the top of the buffer top seat 403;

the friction plate 402 is made of rubber, and the friction plate 402 is slidably connected with the buffering top seat 403.

A second piston 405 is slidably connected inside the buffering top seat 403, the bottom end of the second buffering spring 404 is fixed to the buffering base 401, and the top end of the second buffering spring 404 is fixed to the second piston 405. The friction between the friction plate 402 and the cushion top 403 and the sliding connection between the second piston 405 and the cushion top 403 can serve as damping of the second cushion spring 404, so that the second cushion spring 404 is prevented from repeatedly jumping, and the cushion effect on the second cushion spring 404 is improved.

The working principle is as follows:

the utility model provides a when the storage tank meets and rocks, first buffer gear 3 can carry out cushioning effect to the storage tank both sides, first piston 309 can regard as first buffer spring 304's damping with the cooperation of flexible seat 301, avoid first buffer spring 304 to form the repeated vibration, second buffer gear 4 is used for buffering the vibration of the vertical orientation of storage tank, friction between friction plate 402 and the buffering footstock 403, and the sliding connection of second piston 405 and buffering footstock 403, can regard as the damping of second buffer spring 404, avoid second buffer spring 404 to beat repeatedly, thereby improve the buffering effect to second buffer spring 404. The position of the buffer base 2 can be adjusted by the clamping cylinder 6 matched with the positioning plate 5, so that the distance between the two first buffer mechanisms 3 is controlled, and the storage tank is conveniently clamped or loosened.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. An overshoot prevention device for a low-temperature storage tank comprises a buffer tank (1), wherein an opening is formed in the top of the buffer tank (1), and is characterized in that buffer seats (2) are arranged on two sides of the buffer tank (1), the buffer seats (2) penetrate through the buffer tank (1) and are in sliding connection with the buffer tank (1), a first buffer mechanism (3) is arranged inside the buffer seats (2), and a second buffer mechanism (4) is arranged at the bottom end inside the buffer tank (1);

the first buffer mechanism (3) comprises telescopic seats (301) symmetrically fixed on the inner wall of the buffer seat (2), one ends of the telescopic seats (301) are provided with telescopic shafts (302) in a sliding mode, a connecting plate (303) is jointly fixed between one ends of the two telescopic shafts (302), a first buffer spring (304) is symmetrically arranged on one side of the connecting plate (303), connecting rods (305) are symmetrically fixed on the other side of the connecting plate (303), the two connecting rods (305) penetrate through the buffer seat (2) and are fixed with first annular plates (306), and the connecting rods (305) are connected with the buffer seat (2) in a sliding mode; the second buffer mechanism (4) comprises a buffer base (401) fixed at the bottom end inside the buffer box (1), an opening is formed in the top of the buffer base (401), a friction plate (402) is arranged on the inner surface of the buffer base (401), a buffer top seat (403) is arranged in the friction plate (402), an opening is formed in the bottom of the buffer top seat (403), a second buffer spring (404) is arranged between the buffer top seat (403) and the buffer base (401), and a second annular plate (406) is fixed at the top of the buffer top seat (403).

2. The overshoot-prevention device for the cryogenic storage tank as claimed in claim 1, wherein a positioning plate (5) is fixed on one side of the buffer base (2), clamping cylinders (6) are symmetrically fixed on two inner side walls of the buffer tank (1), and output ends of the clamping cylinders (6) penetrate through the buffer tank (1) and are fixed with the positioning plate (5).

3. The overshoot-proof device for the cryogenic storage tank is characterized in that one end of each first buffer spring (304) is fixed to the inner wall of the buffer seat (2), an adjusting plate (307) is jointly fixed between the other ends of the two first buffer springs (304), a bolt (308) is arranged between the adjusting plate (307) and the connecting plate (303), the bolt (308) penetrates through and is slidably connected to the adjusting plate (307) and the connecting plate (303), and a nut is sleeved at one end of the bolt (308) in a threaded manner.

4. The overshoot protection device for the cryogenic storage tank according to claim 1, wherein a first piston (309) is slidably connected inside the telescopic base (301), the first piston (309) is tightly attached to the inner wall of the telescopic base (301), and one end of the telescopic shaft (302) penetrates through the telescopic base (301) and is fixed to one side of the first piston (309).

5. The overshoot prevention device for the cryogenic storage tank as claimed in claim 1, wherein the friction plate (402) is made of rubber, and the friction plate (402) is slidably connected with the buffering top seat (403).

6. The overshoot-prevention device for the cryogenic storage tank as claimed in claim 1, wherein a second piston (405) is slidably connected inside the buffering top seat (403), a bottom end of the second buffering spring (404) is fixed to the buffering base (401), and a top end of the second buffering spring (404) is fixed to the second piston (405).