CN114352926B

CN114352926B - Liquid carbon dioxide storage device

Info

Publication number: CN114352926B
Application number: CN202210170516.5A
Authority: CN
Inventors: 张晓宏
Original assignee: Jiangsu Ruishen Chemical Machinery Science And Technology Co ltd
Current assignee: Jiangsu Ruishen Chemical Machinery Science And Technology Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-10-04
Anticipated expiration: 2042-02-24
Also published as: CN114352926A

Abstract

The invention discloses a liquid carbon dioxide storage device, which relates to the technical field of liquid gas storage and comprises a base, wherein the outer wall of the top of the base is fixedly connected with support seats distributed at equal intervals, the outer wall of the top of the support seats is fixedly connected with a support assembly, the support assembly comprises a heat insulation tank fixedly connected to the outer wall of the top of the support seats, the arc-shaped inner wall of the heat insulation tank is fixedly connected with a plurality of support blocks distributed at equal intervals, the arc-shaped inner wall of each support block is fixedly connected with a storage assembly, the inner wall of one side of the heat insulation tank is fixedly connected with a detection assembly, and the outer wall of one side of the heat insulation tank is fixedly connected with a feeding assembly. In the storage process, the liquid carbon dioxide in the storage tank can be placed into the space between the heat insulation tank and the storage tank through the second electromagnetic valve, and the heat in the storage tank is absorbed through the gasification of the liquid carbon dioxide between the heat insulation tank and the storage tank, so that the aim of reducing the temperature is fulfilled, and the dynamic balance of the temperature in the storage tank is maintained.

Description

Liquid carbon dioxide storage device

Technical Field

The invention relates to the technical field of storage tanks, in particular to a liquid carbon dioxide storage device.

Background

The liquid carbon dioxide refers to liquefying carbon dioxide gas into liquid at high pressure and low temperature, the liquid carbon dioxide is a refrigerant, can be used for preserving food, can also be used for artificial rainfall, is also an industrial raw material, can be used for preparing soda ash, urea and steam water, the critical temperature of the carbon dioxide is about 31.2 ℃, the critical pressure is 7.38MPa, namely, the temperature is higher than 31.2 ℃, and the pressure is not liquefied any more; a temperature below 31.2 ℃ and a liquefaction pressure which decreases with decreasing temperature, for example, a critical pressure of 6.7MPa when the temperature is 27 ℃; the critical pressure is 5.7MPa when the temperature is 20 ℃; when the temperature is 10 ℃, the critical pressure is 4.5MPa, and therefore, a liquid carbon dioxide storage device is required to maintain the pressure and temperature of the liquid carbon dioxide storage within a suitable range during the storage of the liquid carbon dioxide.

Chinese utility model patent with publication number CN202361076U discloses a liquid carbon dioxide storage device, and it is unstable to have solved storage tank internal pressure in the current liquid carbon dioxide storage, forms dry ice, equipment investment and the high problem of running cost easily, and this technical scheme is including the storage tank that is equipped with inlet, liquid outlet, still including electric heater unit, the backward flow liquid mouth of storage tank bottom is connected with electric heater unit's feed liquor pipe through the liquid backflow pipeline that has the valve, electric heater unit's outlet duct is connected with the top backward flow gas mouth of storage tank through the gas backflow pipeline that has the valve, and this utility model discloses simple structure, easy and simple to handle, can effectively avoid the dry ice to form, guarantee to store and transportation safe and reliable's liquid carbon dioxide storage device, equipment investment and operation are low.

In the technical scheme, the following defects exist:

when maintaining liquid carbon dioxide's temperature, the low temperature that produces when unable effective utilization liquid carbon dioxide gasifies, inevitable needs carry out the maintenance of temperature through refrigeration plant, leads to the energy consumption great, when the gas pressure was too high in liquid carbon dioxide storage device in addition, directly adopts the method of release gaseous carbon dioxide usually, leads to in whole storage process, and liquid carbon dioxide constantly reduces, and then has caused this storage device practicality lower.

Disclosure of Invention

The invention aims to provide a liquid carbon dioxide storage device to solve the technical problems of high energy consumption and continuous reduction of liquid carbon dioxide in the storage process in the prior art.

The invention provides a liquid carbon dioxide storage device, which comprises a base, wherein the outer wall of the top of the base is fixedly connected with support seats which are distributed at equal intervals, the outer wall of the top of the support seat is fixedly connected with a support assembly, the support assembly comprises a heat insulation tank which is fixedly connected with the outer wall of the top of the support seat, the arc-shaped inner wall of the heat insulation tank is fixedly connected with a plurality of support blocks which are distributed at equal intervals, the arc-shaped inner wall of the plurality of support blocks is fixedly connected with a storage assembly, the inner wall of one side of the heat insulation tank is fixedly connected with a detection assembly, the outer wall of one side of the heat insulation tank is fixedly connected with a feeding assembly, the four corners at the bottom of the arc-shaped outer wall of the heat insulation tank are fixedly connected with supports, and the outer walls of the tops of the four supports are fixedly connected with conversion assemblies, conversion subassembly includes the conversion case of fixed connection at four support top outer walls, the first solenoid valve of conversion bottom of the case portion outer wall fixedly connected with and thermal-insulated jar intercommunication, conversion case one side inner wall sliding connection has first piston plate, two symmetric distribution's round hole, two are seted up to first piston plate one side outer wall the equal fixedly connected with check valve of round hole arc inner wall, conversion top of the case portion inner wall fixedly connected with clearance subassembly, and detection module and clearance subassembly constitute fixed connection, the mounting hole has been seted up to first piston plate one side outer wall, mounting hole arc inner wall fixedly connected with hydraulic component, the equal fixedly connected with heat exchange assemblies in conversion incasement wall both sides, the equal fixedly connected with heat-conducting component in conversion incasement wall both sides.

Preferably, the storage assembly comprises a storage tank fixedly connected to the arc-shaped outer wall of the supporting block, the two sides of the top of the arc-shaped outer wall of the storage tank are respectively fixedly connected with a pressure release valve and a circulating pipe, the outer wall of the top of the circulating pipe is fixedly connected with a fourth electromagnetic valve, the outer wall of one side of the storage tank is fixedly connected with a second electromagnetic valve, a plurality of bulges fixedly connected to the arc-shaped inner wall of the storage tank along the length direction of the arc-shaped inner wall are in an annular structure.

Preferably, the inner wall of one side of the conversion box is fixedly connected with an air cylinder, and the output end of the air cylinder is fixedly connected with the first piston plate.

Preferably, the feed assembly includes the inlet pipe of fixed connection at heat-insulating jar one side outer wall and holding vessel intercommunication, heat-insulating jar one side outer wall is in the discharging pipe of inlet pipe below department fixedly connected with and holding vessel intercommunication.

Preferably, the detection assembly comprises a U-shaped pipe fixedly connected to the outer wall of one side of the heat insulation tank, the two ends of the U-shaped pipe penetrate through the inner walls of the storage tank and one side of the conversion box respectively, a second piston plate is slidably connected to the inner portion of one end, close to the conversion box, of the U-shaped pipe, a loop bar is fixedly connected to the outer wall of one side of the second piston plate, a support plate is fixedly connected to the inner wall of the U-shaped pipe, the outer wall of one side of the support plate is fixedly connected with a pressure sensor, a first spring is fixedly connected to the outer wall of one side of the pressure sensor, a third piston plate is slidably connected to the U-shaped pipe, and the third piston plate is fixedly connected with the first spring.

Preferably, the heat exchange assembly comprises a heat exchange box fixedly connected to the outer wall of the top of the conversion box, a water pump box fixedly connected to the inner wall of one side of the heat exchange box, a water pump fixedly connected to the inner wall of the bottom of the water pump box, two connecting seats fixedly connected to the two sides of the inner wall of the top of the conversion box, one of the connecting seats and one of the connecting seats, two heat exchange tubes fixedly connected to the outer wall of one side of the connecting seat, and two connecting seats fixedly connected to the connecting seat, one of the conveying tubes and the heat exchange box are communicated with each other and the other conveying tubes and the water pump constitute a fixed connection, and connecting tubes are fixedly connected to the outer wall of the top of the heat exchange box and the outer wall of one side.

Preferably, the inner wall of one side of the heat insulation tank is fixedly connected with a temperature sensor and a liquid level sensor, the arc-shaped inner wall of the U-shaped pipe is fixedly connected with a third electromagnetic valve, the pressure sensor, the temperature sensor and the liquid level sensor are connected with a controller through signal lines, and the controller is electrically connected with the water pump, the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve through signal lines.

Preferably, the clearance subassembly includes fixed connection at the clearance seat of conversion case top inner wall, clearance seat one side inner wall sliding connection has the clearance board, conversion bottom of the case portion inner wall sliding connection has the box body, and loop bar and box body fixed connection, conversion top of the case portion outer wall is close to clearance seat department and has seted up the rectangular hole, rectangular hole one side inner wall fixed connection has the heat transfer seat, heat transfer top of the case portion outer wall fixed connection has the fin that the equidistance distributes, heat transfer bottom of the case portion outer wall fixed connection has the third conducting strip that the equidistance distributes, clearance board top outer wall sets up the through-hole with third conducting strip looks adaptation.

Preferably, hydraulic assembly includes the first sleeve of fixed connection at mounting hole arc inner wall, sliding connection has first piston block in the first sleeve, the first transmission rod of first piston block one side outer wall fixedly connected with, transfer box top outer wall fixedly connected with defeated oil pipe, first sleeve one side outer wall fixedly connected with hose, and hose and defeated oil pipe are linked together, two second sleeves of transfer box top outer wall fixedly connected with, two the equal fixedly connected with branch pipes of second sleeve top outer wall, and two branch pipes all are linked together, two equal sliding connection has the second piston block, two in the second sleeve the equal fixedly connected with second spring of second sleeve top inner wall, and two second springs respectively with second piston block fixed connection nearby, two the equal fixedly connected with second transmission rod of second piston block bottom outer wall, and two second transmission rods all pass clearance seat top inner wall and clearance board constitution fixed connection, defeated oil pipe, branch pipe and hose inside packing have hydraulic oil.

Preferably, the heat conduction subassembly includes two heat conduction seats of fixed connection in the conversion incasement wall both sides, two the second conducting strip that heat conduction seat opposite side outer wall fixedly connected with equidistance distributes, two the heat conduction seat is apart from the equal fixedly connected with heat-conducting plate of side outer wall mutually, two connecting plates of holding vessel arc outer wall fixedly connected with, and two connecting plates respectively with the heat-conducting plate fixed connection nearby, two the equal fixedly connected with heat insulating sleeve of heat-conducting plate one side outer wall, two the first conducting strip that the equal fixedly connected with equidistance of connecting plate one side outer wall distributes.

Compared with the prior art, the invention has the beneficial effects that:

(1) According to the invention, through the arrangement of the temperature sensor, the controller, the first electromagnetic valve, the second electromagnetic valve and the liquid level sensor, the liquid carbon dioxide in the storage tank can be placed in the space between the heat insulation tank and the storage tank through the second electromagnetic valve in the storage process, and the heat in the storage tank is absorbed through the gasification of the liquid carbon dioxide between the heat insulation tank and the storage tank, so that the aim of cooling is achieved, and the dynamic balance of the temperature in the storage tank is maintained.

(2) According to the cylinder, the first piston plate, the heat conducting seat, the third heat conducting fin, the radiating fin and the one-way valve, the first piston plate can be driven to reciprocate through the periodic work of the cylinder, and the gaseous carbon dioxide is continuously pressed into the cleaning seat in the conversion box under the action of the two one-way valves, so that the pressure of the carbon dioxide in the area is continuously increased, and the gaseous carbon dioxide in the area is continuously converted into liquid to be stored and used.

(3) According to the invention, through the storage tank, the heat insulation tank, the pressure release valve, the first electromagnetic valve, the conversion box, the heat exchange box and the connecting pipe, the generated gaseous carbon dioxide can be converted into liquid through the action of the first piston plate and the cylinder for storage no matter in the process of utilizing the liquid carbon dioxide to gasify and cool or in the process of adjusting the air pressure of the storage tank through the pressure release valve, the temperature of the storage tank can be maintained through the stored liquid carbon dioxide, the air pressure of the storage tank can also be maintained, and the loss of the carbon dioxide is greatly reduced in the process of storing the liquid carbon dioxide through the device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

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

FIG. 2 is a schematic view of the U-tube, insulation tank and transfer box of the present invention;

FIG. 3 is a schematic cross-sectional view of the insulated tank of the present invention;

FIG. 4 is a schematic view of the heat transfer assembly of the present invention;

FIG. 5 is a schematic view of the storage tank of the present invention;

FIG. 6 is a schematic diagram of the construction of the transfer case, cylinder and first piston plate of the present invention;

FIG. 7 is an exploded view of the cleaning assembly of the present invention;

FIG. 8 is a schematic diagram of the hydraulic assembly of the present invention;

FIG. 9 is a schematic illustration of the hydraulic assembly and cleaning assembly of the present invention;

FIG. 10 is a schematic view of the heat exchange assembly of the present invention;

FIG. 11 is a schematic cross-sectional view of a U-shaped tube of the present invention.

Reference numerals:

1. a base; 101. a support; 2. a heat-insulating tank; 201. a feed pipe; 202. a discharge pipe; 203. a first solenoid valve; 204. a support block; 205. a liquid level sensor; 206. a second solenoid valve; 207. a temperature sensor; 3. a conversion component; 301. a support; 302. a conversion box; 303. a first piston plate; 304. a one-way valve; 305. a cylinder; 4. a heat exchange assembly; 401. a heat exchange box; 402. a connecting pipe; 403. a delivery pipe; 404. a heat exchange base; 405. a heat sink; 406. a connecting seat; 407. a heat exchange pipe; 408. a water pump tank; 5. a detection component; 501. a U-shaped pipe; 502. a loop bar; 503. a second piston plate; 504. a third electromagnetic valve; 505. a third piston plate; 506. a first spring; 507. a support plate; 508. a pressure sensor; 6. a heat conducting component; 601. a first heat-conductive sheet; 602. a connecting plate; 603. a heat conducting plate; 604. a heat insulating sleeve; 605. a heat conducting base; 606. a second heat-conducting fin; 7. a storage assembly; 701. a circulation pipe; 702. a fourth solenoid valve; 703. a storage tank; 704. a protrusion; 705. a pressure relief valve; 8. a hydraulic assembly; 801. an oil delivery pipe; 802. a first sleeve; 803. a first piston block; 804. a first drive lever; 805. a second sleeve; 806. a second spring; 807. a second piston block; 808. a second transmission rod; 809. a branch pipe; 810. a hose; 9. cleaning the assembly; 901. cleaning a seat; 902. a third thermally conductive sheet; 903. cleaning the plate; 904. a box body.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 11, an embodiment of the present invention provides a liquid carbon dioxide storage device, including a base 1, wherein the outer wall of the top of the base 1 is fixedly connected with a support 101 distributed equidistantly, the outer wall of the top of the support 101 is fixedly connected with a support assembly, the support assembly includes a heat insulation tank 2 fixedly connected to the outer wall of the top of the support 101, the inner wall of the heat insulation tank 2 is fixedly connected with a plurality of support blocks 204 distributed equidistantly, the inner wall of the heat insulation tank 204 is fixedly connected with a storage assembly 7, the inner wall of one side of the heat insulation tank 2 is fixedly connected with a detection assembly 5, the outer wall of one side of the heat insulation tank 2 is fixedly connected with a feeding assembly, the four corners of the bottom of the outer wall of the heat insulation tank 2 are fixedly connected with a support 301, the outer walls of the tops of the four supports 301 are fixedly connected with a conversion assembly 3, the conversion assembly 3 includes a conversion box 302 fixedly connected to the outer walls of the tops of the four supports 301, the outer wall of the bottom of the conversion box 302 is fixedly connected with a first electromagnetic valve 203 communicated with the heat insulation tank 2, the inner wall of one side of the box 302 is slidably connected with a first piston plate 303, one side of the first piston plate 303 is provided with two circular holes symmetrically distributed, the conversion box 302 is fixedly connected with a hydraulic pressure-conducting conversion assembly 302, the two arc-connecting assembly 302, the two sides of the conversion box 302 are respectively connected with a heat-conducting conversion assembly 302; by means of the structure, the carbon dioxide can be liquefied and stored through the conversion box 302, and the phenomenon that the liquid carbon dioxide reserves are gradually reduced due to pressure relief work is avoided.

Further, the storage assembly 7 includes a storage tank 703 fixedly connected to the arc-shaped outer wall of the support block 204, two sides of the top of the arc-shaped outer wall of the storage tank 703 are respectively and fixedly connected with a pressure release valve 705 and a circulation pipe 701, the outer wall of the top of the circulation pipe 701 is fixedly connected with a fourth electromagnetic valve 702, the outer wall of one side of the storage tank 703 is fixedly connected with a second electromagnetic valve 206, the arc-shaped inner wall of the storage tank 703 is fixedly connected with a plurality of protrusions 704 at equal intervals along the length direction thereof, and the protrusions 704 are all of an annular structure; with the above structure, the force-bearing area of the storage tank 703 can be increased by the protrusion 704, and the stability of the storage tank 703 can be maintained under a higher pressure.

Further, an air cylinder 305 is fixedly connected to the inner wall of one side of the conversion box 302, and the output end of the air cylinder 305 is fixedly connected to the first piston plate 303; with the above configuration, the switch of the air cylinder 305 is turned on, and the air cylinder 305 drives the first piston plate 303 to move.

Further, the feeding assembly comprises a feeding pipe 201 fixedly connected to the outer wall of one side of the heat insulation tank 2 and communicated with the storage tank 703, and a discharging pipe 202 fixedly connected to the outer wall of one side of the heat insulation tank 2 below the feeding pipe 201 and communicated with the storage tank 703; with the above structure, the input and output of the liquid carbon dioxide in the storage tank 703 can be realized through the feed pipe 201 and the discharge pipe 202.

Further, the detection assembly 5 includes a U-shaped pipe 501 fixedly connected to an outer wall of one side of the heat insulation tank 2, two ends of the U-shaped pipe 501 respectively penetrate through an inner wall of one side of the storage tank 703 and the conversion tank 302, a second piston plate 503 is slidably connected inside one end of the U-shaped pipe 501 close to the conversion tank 302, a loop bar 502 is fixedly connected to an outer wall of one side of the second piston plate 503, a support plate 507 is fixedly connected to an arc-shaped inner wall of the U-shaped pipe 501 close to the storage tank 703, a pressure sensor 508 is fixedly connected to an outer wall of one side of the support plate 507, a first spring 506 is fixedly connected to an outer wall of one side of the pressure sensor 508, a third piston plate 505 is slidably connected to the U-shaped pipe 501, and the third piston plate 505 is fixedly connected to the first spring 506; with the above structure, when the air pressure in the storage tank 703 is low, the third piston plate 505 compresses the first spring 506, so that the pressure sensor 508 generates a signal.

Further, the heat exchange assembly 4 comprises a heat exchange box 401 fixedly connected to the outer wall of the top of the conversion box 302, the inner wall of one side of the heat exchange box 401 is fixedly connected with a water pump box 408, the inner wall of the bottom of the water pump box 408 is fixedly connected with a water pump, two sides of the inner wall of the top of the conversion box 302 are fixedly connected with connecting seats 406, the outer wall of one side of one connecting seat 406 is fixedly connected with two heat exchange tubes 407, the two heat exchange tubes 407 are fixedly connected with the other connecting seat 406, the outer walls of the tops of the two connecting seats 406 are fixedly connected with delivery pipes 403, one delivery pipe 403 is communicated with the heat exchange box 401, the other delivery pipe 403 is fixedly connected with a water outlet of the water pump, and the outer wall of the top of the heat exchange box 401 and the outer wall of one side are fixedly connected with connecting pipes 402; borrow by above-mentioned structure, can be through water pump and conveyer pipe 403, carry the water in the heat transfer case 401 to the connecting seat 406 in, realize heat transfer through two heat exchange tubes 407, avoided adopting electric heater unit etc. to carry out the temperature and supply, reduced the energy consumption.

Further, the inner wall of one side of the heat insulation tank 2 is fixedly connected with a temperature sensor 207 and a liquid level sensor 205, the arc-shaped inner wall of the U-shaped pipe 501 is fixedly connected with a third electromagnetic valve 504, the pressure sensor 508, the temperature sensor 207 and the liquid level sensor 205 are connected with a controller through signal lines, and the controller is electrically connected with the water pump, the first electromagnetic valve 203, the second electromagnetic valve 206 and the third electromagnetic valve 504 through signal lines; by means of the structure, the temperature and the pressure of the storage tank 703 can be detected through the temperature sensor 207 and the pressure sensor 508, and the storage temperature and the storage pressure of the liquid carbon dioxide can be controlled within a proper range by the device.

Further, the cleaning assembly 9 includes a cleaning seat 901 fixedly connected to the inner wall of the top of the conversion box 302, a cleaning plate 903 is slidably connected to the inner wall of one side of the cleaning seat 901, a box body 904 is slidably connected to the inner wall of the bottom of the conversion box 302, the loop bar 502 is fixedly connected to the box body 904, a rectangular hole is formed in the outer wall of the top of the conversion box 302, which is close to the cleaning seat 901, a heat exchange seat 404 is fixedly connected to the inner wall of one side of the rectangular hole, radiating fins 405 distributed equidistantly are fixedly connected to the outer wall of the top of the heat exchange seat 404, third heat conducting fins 902 distributed equidistantly are fixedly connected to the outer wall of the bottom of the heat exchange seat 404, and through holes matched with the third heat conducting fins 902 are formed in the outer wall of the top of the cleaning plate 903; by means of the structure, when the cylinder 305 pushes the first piston plate 303 to move towards the cleaning seat 901, the cleaning plate 903 is driven to descend through the hydraulic assembly 8, the surface of the third heat conducting fin 902 can be cleaned in the descending process of the cleaning plate 903, liquid carbon dioxide is prevented from being attached to the third heat conducting fin 902, the volume of the area space can be reduced, the compression efficiency of gas is increased, and under the action of the second spring 806, when the first piston plate 303 is far away from the cleaning seat 901, the second transmission rod 808 is driven to reset.

Further, the hydraulic assembly 8 comprises a first sleeve 802 fixedly connected to the arc-shaped inner wall of the mounting hole, a first piston block 803 is connected in the first sleeve 802 in a sliding manner, a first transmission rod 804 is fixedly connected to the outer wall of one side of the first piston block 803, an oil delivery pipe 801 is fixedly connected to the outer wall of the top of the conversion box 302, a hose 810 is fixedly connected to the outer wall of one side of the first sleeve 802, the hose 810 is communicated with the oil delivery pipe 801, two second sleeves 805 are fixedly connected to the outer wall of the top of the conversion box 302, branch pipes 809 are fixedly connected to the outer walls of the tops of the two second sleeves 805, the two branch pipes 809 are communicated with the oil delivery pipe 801, a second piston block 807 is slidably connected to the two second sleeves 805, a second spring 806 is fixedly connected to the inner walls of the tops of the two second sleeves 805, the two second springs 806 are fixedly connected to the nearby second piston blocks 807 respectively, a second transmission rod 808 is fixedly connected to the outer walls of the bottoms of the two second piston blocks 807, the two second transmission rods 808 penetrate through the inner walls of the tops of the cleaning seats 901 to form a fixed connection with the cleaning plate 903, and the oil delivery pipe 801, the branch pipes 809 and the hose 810 are filled with the hydraulic oil; by means of the structure, when the cylinder 305 pushes the first piston plate 303 to move towards the cleaning seat 901, the first transmission rod 804 drives the first piston block 803 to move along the first sleeve 802, so that hydraulic oil in the first sleeve 802 enters the second sleeve 805 through the hose 810, the branch pipe 809 and the oil delivery pipe 801, and the second transmission rod 808 is pushed out of the second sleeve 805 under the action of the second piston block 807.

Further, the heat conducting assembly 6 comprises two heat conducting seats 605 fixedly connected to two sides of the inner wall of the conversion box 302, the outer walls of opposite sides of the two heat conducting seats 605 are fixedly connected with second heat conducting fins 606 distributed equidistantly, the outer walls of opposite sides of the two heat conducting seats 605 are fixedly connected with heat conducting plates 603, the outer walls of arc-shaped sides of the storage tank 703 are fixedly connected with two connecting plates 602, the two connecting plates 602 are respectively and fixedly connected with the nearby heat conducting plates 603, the outer walls of one sides of the two heat conducting plates 603 are fixedly connected with heat insulating sleeves 604, and the outer walls of one sides of the two connecting plates 602 are fixedly connected with first heat conducting fins 601 distributed equidistantly; by means of the above structure, the temperature in the storage tank 703 can be reduced again by the heat conducting seat 605, the first heat conducting fin 601, the second heat conducting fin 606, the connecting plate 602 and the heat conducting plate 603 in the process of gasifying the liquid carbon dioxide, so as to maintain the temperature.

The specific working method comprises the following steps: in the storage process, when the temperature between the storage tank 703 and the heat insulation tank 2 is too high, the temperature sensor 207 generates a signal, after the controller receives the signal, the controller switches on the switch of the second electromagnetic valve 206, the liquid carbon dioxide in the storage tank 703 is input between the storage tank 703 and the heat insulation tank 2 through the second electromagnetic valve 206, the liquid carbon dioxide between the storage tank 703 and the heat insulation tank 2 is gasified to absorb heat to realize the cooling of the storage tank 703, so that the temperature inside the storage tank 703 is kept in dynamic balance, the phenomenon that the temperature inside the storage tank 703 is too high is avoided, the liquid carbon dioxide between the heat insulation tank 2 and the storage tank 703 is measured through the liquid level sensor 205, the controller is matched with the control of the second electromagnetic valve 206 to ensure that the liquid carbon dioxide between the heat insulation tank 2 and the storage tank 703 is always in a proper range, and the purpose that the device achieves the cooling through the gasification of the liquid carbon dioxide, then the controller switches on the switch of the first electromagnetic valve 203, and simultaneously controls the cylinder 305 to work, when the first electromagnetic valve 203 works, the gaseous carbon dioxide between the heat insulation tank 2 and the storage tank 703 enters the conversion tank 302, the first piston plate 303 is driven to reciprocate through the periodic work of the cylinder 305, when the first piston plate 303 is far away from the cleaning seat 901, the gaseous carbon dioxide in the conversion tank 302 close to the first electromagnetic valve 203 passes through the first piston plate 303 through the one-way valve 304, when the first piston plate 303 is close to the cleaning seat 901, the compression of the gaseous carbon dioxide is realized, so that the gaseous carbon dioxide is continuously pressed into the cleaning seat 901 in the conversion tank 302, the pressure of the carbon dioxide in the area is continuously increased, and the third heat conducting fins 902, the heat exchange seat 404 and the heat radiating fins 405 are matched to pass through the cooling water in the heat exchange tank 401, when the cylinder 305 pushes the first piston plate 303 to move towards the cleaning seat 901, the first transmission rod 804 drives the first piston block 803 to move along the first sleeve 802, so that hydraulic oil in the first sleeve 802 enters the second sleeve 805 through the hose 810, the branch pipe 809 and the oil pipeline 801, under the action of the second piston block 807, the second transmission rod 808 is pushed out of the second sleeve 805, so that the cleaning plate 903 descends, in the descending process of the cleaning plate 903, not only the surface of the third heat conduction plate 902 can be cleaned, so as to prevent liquid carbon dioxide from attaching to the third heat conduction plate 902, but also the space volume of the region can be reduced, so that the compression efficiency of gas is increased, when the gaseous carbon dioxide is converted into liquid carbon dioxide, heat released by the heat exchange tank 401 is absorbed, when the gas pressure in the storage tank is low, the first spring 506 is compressed by the third piston plate, so that the pressure sensor generates a pressure signal, when the gaseous carbon dioxide is converted into liquid carbon dioxide, the liquid carbon dioxide is conveyed to the storage tank via the liquid circulation pipe 703, so that the pressure sensor control valve 703 is connected to the liquid carbon dioxide storage tank 703, and then the gasification control valve 702, so that the carbon dioxide is connected to the liquid carbon dioxide storage tank 703, and the gasification control valve 501 via the liquid carbon dioxide storage tank 703, and the gasification solenoid valve 501, the supplement work of the carbon dioxide is not needed, the loss of the liquid carbon dioxide in the storage process is greatly reduced, in the process of gasifying the liquid carbon dioxide, the temperature in the storage tank 703 is further reduced through the heat conducting seat 605, the first heat conducting fins 601, the second heat conducting fins 606, the connecting plate 602 and the heat conducting plate 603, the temperature maintenance is achieved, in the process of gasifying the liquid carbon dioxide, when the temperature in the storage tank 703 is already low, the temperature sensor 207 generates a signal again, the dry ice is prevented from being generated in the storage tank 703 due to too low temperature, at the moment, the controller is switched on to a switch of the water pump, the water in the heat exchange box 401 is conveyed to the connecting seat 406 through the water pump and the conveying pipe 403, the heat transfer is achieved through the two heat exchange pipes 407, the temperature supplement by adopting an electric heating device and the like is avoided, the energy consumption is further reduced, along with the increase of the use time, the two connecting pipes 402 are periodically used for matching with the refrigeration equipment, the cooling water in the heat exchange box 401 is kept at a lower temperature, the working frequency of the refrigeration equipment is reduced, and the energy consumption in the storage process of the storage process is reduced again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a liquid carbon dioxide storage device, includes base (1), base (1) top outer wall fixedly connected with support (101) that the equidistance distributes, its characterized in that: the device comprises a support (101), a support assembly, a storage assembly (7), a heat insulation tank (2), a plurality of support blocks (204), a plurality of storage assemblies (7), a detection assembly (5), a feeding assembly, a support block (204), a support frame (301), a conversion assembly (3), a first piston plate (303), a circular hole cleaning assembly (9), a one-way cleaning assembly (9), a cleaning assembly and a cleaning assembly, wherein the support assembly is fixedly connected to the outer wall of the top of the support (101), the support blocks (204) are fixedly connected to the inner wall of the arc inner wall of the heat insulation tank (2), the detection assembly (5) is fixedly connected to the inner wall of one side of the heat insulation tank (2), the feeding assembly is fixedly connected to the outer wall of one side of the heat insulation tank (2), the support frames (301) are fixedly connected to the four corners of the bottom of the arc outer wall of the heat insulation tank (2), the conversion assembly (3) comprises the conversion boxes (302) fixedly connected to the outer wall of the top of the four support frames (301), the conversion boxes are fixedly connected to the outer wall of the conversion boxes (302), the bottom of the conversion boxes (302), the conversion boxes are fixedly connected to the first piston plate (303), the first electromagnetic valve (304), the inner wall of the one side is fixedly connected to the one-way cleaning assembly, the one-way cleaning assembly (9) is connected to the cleaning assembly (9) and the detection assembly (9) connected to the cleaning assembly, the outer wall of one side of the first piston plate (303) is provided with a mounting hole, the arc-shaped inner wall of the mounting hole is fixedly connected with a hydraulic assembly (8), two sides of the inner wall of the conversion box (302) are fixedly connected with heat exchange assemblies (4), and two sides of the inner wall of the conversion box (302) are fixedly connected with heat conduction assemblies (6); the detection assembly (5) comprises a U-shaped pipe (501) fixedly connected to the outer wall of one side of the heat insulation tank (2), two ends of the U-shaped pipe (501) penetrate through the inner walls of one sides of the storage tank (703) and the conversion box (302) respectively, a second piston plate (503) is connected to the inner portion of one end, close to the conversion box (302), of the U-shaped pipe (501) in a sliding mode, a sleeve rod (502) is fixedly connected to the outer wall of one side of the second piston plate (503), a support plate (507) is fixedly connected to the arc-shaped inner wall, close to the storage tank (703), of the U-shaped pipe (501), a pressure sensor (508) is fixedly connected to the outer wall of one side of the support plate (507), a first spring (506) is fixedly connected to the outer wall of one side of the pressure sensor (508), a third piston plate (505) is connected to the U-shaped pipe (501) in a sliding mode, and the third piston plate (505) is fixedly connected to the first spring (506); the heat exchange assembly (4) comprises a heat exchange box (401) fixedly connected to the outer wall of the top of the conversion box (302), a water pump box (408) is fixedly connected to the inner wall of one side of the heat exchange box (401), a water pump is fixedly connected to the inner wall of the bottom of the water pump box (408), connecting seats (406) are fixedly connected to two sides of the inner wall of the top of the conversion box (302), two heat exchange tubes (407) are fixedly connected to the outer wall of one side of one of the connecting seats (406), the two heat exchange tubes (407) are fixedly connected to the other connecting seat (406), conveying pipes (403) are fixedly connected to the outer wall of the top of the two connecting seats (406), one conveying pipe (403) is communicated with the heat exchange box (401), the other conveying pipe (403) is fixedly connected to the water outlet of the water pump, and connecting pipes (402) are fixedly connected to the outer wall of the top of the heat exchange box (401) and the outer wall of one side; the cleaning assembly (9) comprises a cleaning seat (901) fixedly connected to the inner wall of the top of the conversion box (302), a cleaning plate (903) is connected to the inner wall of one side of the cleaning seat (901) in a sliding mode, a box body (904) is connected to the inner wall of the bottom of the conversion box (302) in a sliding mode, the loop bar (502) is fixedly connected with the box body (904), a rectangular hole is formed in the outer wall of the top of the conversion box (302) close to the cleaning seat (901), a heat exchange seat (404) is fixedly connected to the inner wall of one side of the rectangular hole, radiating fins (405) distributed equidistantly are fixedly connected to the outer wall of the top of the heat exchange seat (404), third heat conducting fins (902) distributed equidistantly are fixedly connected to the outer wall of the bottom of the heat exchange seat (404), and through holes matched with the third heat conducting fins (902) are formed in the outer wall of the top of the cleaning plate (903); the hydraulic assembly (8) comprises a first sleeve (802) fixedly connected to the arc-shaped inner wall of the mounting hole, a first piston block (803) is connected in the first sleeve (802) in a sliding way, a first transmission rod (804) is fixedly connected with the outer wall of one side of the first piston block (803), an oil pipeline (801) is fixedly connected to the outer wall of the top of the conversion box (302), the outer wall of one side of the first sleeve (802) is fixedly connected with a hose (810), the hose (810) is communicated with the oil pipeline (801), the outer wall of the top of the conversion box (302) is fixedly connected with two second sleeves (805), the outer walls of the tops of the two second sleeves (805) are fixedly connected with branch pipes (809), the two branch pipes (809) are communicated with the oil delivery pipe (801), the second sleeves (805) are connected with second piston blocks (807) in a sliding manner, the inner walls of the tops of the second sleeves (805) are fixedly connected with second springs (806), and two second springs (806) are respectively and fixedly connected with the nearby second piston blocks (807), the outer walls of the bottoms of the two second piston blocks (807) are respectively and fixedly connected with second transmission rods (808), and the two second transmission rods (808) penetrate through the inner wall of the top of the cleaning seat (901) and the cleaning plate (903) to form fixed connection, the oil conveying pipe (801), the branch pipe (809) and the hose (810) are filled with hydraulic oil.

2. A liquid carbon dioxide storage apparatus as claimed in claim 1, in which: storage assembly (7) are including holding vessel (703) of fixed connection at supporting shoe (204) arc outer wall, holding vessel (703) arc outer wall top both sides department is fixedly connected with relief valve (705) and circulating pipe (701) respectively, circulating pipe (701) top outer wall fixedly connected with fourth solenoid valve (702), holding vessel (703) one side outer wall fixedly connected with second solenoid valve (206), holding vessel (703) arc inner wall is along a plurality of archs (704) of its length direction equidistance fixedly connected with, and is a plurality of protruding (704) are cyclic structure.

3. A liquid carbon dioxide storage apparatus as claimed in claim 1, wherein: the inner wall of one side of the conversion box (302) is fixedly connected with an air cylinder (305), and the output end of the air cylinder (305) is fixedly connected with the first piston plate (303).

4. A liquid carbon dioxide storage apparatus as claimed in claim 1, in which: the feed subassembly includes inlet pipe (201) of fixed connection in heat-insulating jar (2) one side outer wall and holding vessel (703) intercommunication, heat-insulating jar (2) one side outer wall is in outlet pipe (202) of inlet pipe (201) below fixedly connected with and holding vessel (703) intercommunication.

5. A liquid carbon dioxide storage apparatus as claimed in claim 1, in which: the heat insulation tank is characterized in that the inner wall of one side of the heat insulation tank (2) is fixedly connected with a temperature sensor (207) and a liquid level sensor (205), the arc-shaped inner wall of the U-shaped pipe (501) is fixedly connected with a third electromagnetic valve (504), the pressure sensor (508), the temperature sensor (207) and the liquid level sensor (205) are connected with a controller through signal lines, and the controller is electrically connected with the water pump, the first electromagnetic valve (203), the second electromagnetic valve (206) and the third electromagnetic valve (504) through signal lines.

6. A liquid carbon dioxide storage apparatus as claimed in claim 2, in which: heat-conducting component (6) are including two heat conduction seat (605) of fixed connection in switching box (302) inner wall both sides, two heat conduction seat (605) opposite side outer wall fixedly connected with equidistant second conducting strip (606) that distribute, two heat conduction seat (605) are apart from the equal fixedly connected with heat-conducting plate (603) of side outer wall mutually, holding vessel (703) arc outer wall fixedly connected with two connecting plates (602), and two connecting plates (602) respectively with heat-conducting plate (603) fixed connection nearby, two the equal fixedly connected with heat insulating sleeve (604) of heat-conducting plate (603) one side outer wall, two the equal fixedly connected with equidistant first conducting strip (601) that distributes of connecting plate (602) one side outer wall.