Gas storage device

Abstract

The utility model provides a gas storage device. The gas storage device comprises a foundation; the protective cover is arranged on the foundation, and an accommodating space is formed by the protective cover and the foundation; the air container is arranged in the accommodating space; the gas container comprises a fixed part and a volume-variable elastic main body, one part of the elastic main body is in contact with the foundation, the other part of the elastic main body arches upwards and is close to the protective cover, and the elastic main body is used for containing and storing gas; the fixing part is arranged on the outer side of the elastic body, connected to the foundation and used for fixing the position of the elastic body. According to the utility model, the accommodating space for mounting the gas container is defined by the protective cover and the foundation, so that the gas container is protected to a certain extent; gas is stored through the elastic main body, so that the advantages of large gas storage space and compact structure are achieved; and meanwhile, the elastic main body is limited and fixed through cooperation of the foundation and the fixing part, so that the structural stability and reliability are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air film structures, in particular to an air storage device. Background Art

[0002] The carbon dioxide energy storage system is an innovative long-term energy storage technology that uses the physical phase change of carbon dioxide to store and release electrical energy. Specifically, when carbon dioxide gas is compressed and cooled to convert into liquid and then stored in a gas storage device, the system is in the energy storage stage; when liquid carbon dioxide is converted into gas after heating and expansion, and drives a turbine to generate electricity, the system is in the energy release stage. When the system is in the energy storage or energy release stage, the gas storage device plays a vital role as a device for containing and storing liquid carbon dioxide or gaseous carbon dioxide.

[0003] However, in the prior art, the gas storage devices have the following defects: first, some of the existing gas storage devices have small space capacity and cannot store a large amount of carbon dioxide gas, while other gas storage devices have increased space capacity, but also complicated the installation structure, increasing the difficulty of device installation; second, the existing gas storage devices are directly exposed to the outside world and are easily affected by the external environment. They have poor structural stability and are prone to instability, deformation, or even collapse. Utility Model Content

[0004] In order to overcome the defects of the above-mentioned prior art, the utility model provides an air storage device, which defines a storage space for installing an air bladder through a protective cover and a foundation, so as to provide a certain degree of protection for the air bladder; and the elastic body is limited and fixed through the cooperation between the foundation and the fixing part, so as to improve the structural stability and reliability.

[0005] A gas storage device, comprising:

[0006] foundation;

[0007] A protective cover is arranged on the foundation and forms a containing space together with the foundation;

[0008] An air bladder is arranged in the accommodating space; the air bladder includes a fixing portion and an elastic body with variable volume, a part of the elastic body is in contact with the foundation, and another part is arched upward and close to the protective cover, and the elastic body is used to accommodate and store gas; the fixing portion is arranged on the outside of the elastic body and connected to the foundation, and is used to fix the position of the elastic body.

[0009] In a specific embodiment, the fixing portion includes a flexible membrane material, the flexible membrane material is integrally connected to the elastic body, and the flexible membrane material extends toward the foundation and is connected to the foundation.

[0010] In a specific embodiment, the fixing portion includes a connecting cable, one end of which is detachably connected to the elastic body, and the other end of which is detachably connected to the foundation.

[0011] In a specific embodiment, the elastic body includes a ground connection portion and a dome portion, at least a portion of the ground connection portion is connected to the foundation, the dome portion is arched upward and close to the protective cover, and the ground connection portion and the dome portion are connected and together constitute a gas storage chamber for containing and storing gas;

[0012] A first gas delivery port is provided on the dome, and the first gas delivery port is connected to an external device through a hose, so as to realize gas delivery between the gas storage chamber and the external device; or a first gas delivery port is provided on the ground connection part, and a channel is buried inside the foundation, and the first gas delivery port is connected to an external device through the channel, so as to realize gas delivery between the gas storage chamber and the external device.

[0013] In a specific embodiment, a reserved space is provided between the dome portion, the fixing portion and the protective cover; a second gas delivery port is provided on the protective cover, and the second gas delivery port is connected to the reserved space to realize gas delivery in the reserved space.

[0014] In a specific embodiment, the invention further comprises a control device, a first monitoring device for detecting the pressure of the gas storage chamber, and a second monitoring device for detecting the pressure of the reserved space.

[0015] The first gas transmission port is provided with a first valve body that can be opened and closed, and the control device is electrically connected to the first valve body and the first monitoring device respectively, and is used to open or close the first valve body according to the pressure of the gas storage chamber;

[0016] The second gas transmission port is provided with a second valve body that can be opened and closed. The control device is also electrically connected to the second valve body and the second monitoring device respectively, and is used to open or close the second valve body according to the pressure of the reserved space.

[0017] In a specific embodiment, an anchoring structure is provided on the foundation, and the protective cover is connected to the foundation via the anchoring structure.

[0018] In a specific embodiment, the protective cover includes one or two cover bodies, and when the protective cover includes two cover bodies, the two cover bodies are sequentially arranged on the foundation from inside to outside, and together with the foundation form an interlayer cavity.

[0019] In a specific embodiment, the protective cover includes a rigid frame and a flexible soft cover, the rigid frame is arranged on the foundation, and the flexible soft cover is arranged on the rigid frame;

[0020] Or the protective cover comprises a flexible soft cover, and the flexible soft cover is arranged on the foundation.

[0021] In a specific embodiment, it further includes an air supply device, wherein the air supply device is in communication with the air storage chamber or the reserved space;

[0022] And / or, a moisture-proof layer is provided on the foundation.

[0023] The utility model has at least the following beneficial effects:

[0024] The utility model provides a gas storage device, including: a foundation; a protective cover, which is arranged on the foundation and forms a storage space together with the foundation; an air bladder, which is arranged in the storage space; the air bladder includes a fixing part and an elastic body with variable volume, a part of the elastic body is in contact with the foundation, and the other part is arched upward and close to the protective cover, and the elastic body is used to contain and store gas; the fixing part is arranged on the outside of the elastic body and connected to the foundation, and is used to fix the position of the elastic body. The utility model defines a storage space for installing the air bladder through the protective cover and the foundation, so as to provide a certain protection for the air bladder; and stores gas through the elastic body, which has the advantages of large gas storage space and compact structure; at the same time, the elastic body is limited and fixed through the cooperation of the foundation and the fixing part, so as to improve the structural stability and reliability.

[0025] Furthermore, the fixing part includes a flexible membrane material, the flexible membrane material is connected to the elastic body as a whole, and the flexible membrane material extends toward the foundation and is connected to the foundation. The present application uses the flexible membrane material to connect the foundation to play a role of limiting and fixing, and simplifies the structure by designing that the flexible membrane material is connected to the elastic body as a whole, reduces the installation process, makes the installation more convenient, and makes the structure more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0027] Figure 1 A top view of the gas storage device of the utility model;

[0028] Figure 2 It is the A-A' cross-sectional view of the gas storage device of the utility model;

[0029] Figure 3 It is an enlarged view of part A of the gas storage device of the utility model;

[0030] Figure 4 It is a BB' cross-sectional view of the gas storage device of the utility model;

[0031] Figure 5 It is a schematic diagram of two covers of the utility model;

[0032] Figure 6 It is a module schematic diagram of the utility model.

[0033] Reference numerals:

[0034] 1-foundation; 2-protective cover; 3-air bladder; 7-anchor structure; 8-control device; 9-moisture-proof layer; 10-air supply device;

[0035] 12-accommodation space; 123-reserved space;

[0036] 21- housing; 22- second gas delivery port; 23- interlayer cavity;

[0037] 211-rigid frame; 212-flexible cover

[0038] 31-elastic body; 32-fixing part;

[0039] 311 - ground connection part; 312 - dome part; 313 - first gas transmission port; 314 - gas storage chamber;

[0040] 51-first monitoring device; 52-second monitoring device;

[0041] 61-first valve body; 62-second valve body. DETAILED DESCRIPTION

[0042] The concept, specific structure and technical effects of the present invention will be clearly and completely described below in combination with the embodiments and drawings to fully understand the purpose, features and effects of the present invention.

[0043] In the following, various embodiments of the present invention will be described more fully. The present invention may have various embodiments, and adjustments and changes may be made therein. However, it should be understood that there is no intention to limit the various embodiments of the present invention to the specific embodiments disclosed herein, but rather the present invention should be understood to cover all adjustments, equivalents and / or alternatives that fall within the spirit and scope of the various embodiments of the present invention.

[0044] Hereinafter, the terms "include" or "may include" used in various embodiments of the present invention indicate the presence of disclosed functions, operations or elements, and do not limit the addition of one or more functions, operations or elements. In addition, as used in various embodiments of the present invention, the terms "include", "have" and their cognates are intended only to indicate specific features, numbers, steps, operations, elements, components or combinations of the foregoing, and should not be understood as first excluding the presence of one or more other features, numbers, steps, operations, elements, components or combinations of the foregoing or the possibility of adding one or more features, numbers, steps, operations, elements, components or combinations of the foregoing.

[0045] like Figure 1-4 As shown, the utility model provides a gas storage device, including: a foundation 1; a protective cover 2, which is arranged on the foundation 1 and forms a receiving space 12 together with the foundation 1; an air bladder 3, which is arranged in the receiving space 12; the air bladder 3 includes a fixing portion 32 and an elastic body 31 with a variable volume, a part of the elastic body 31 is in contact with the foundation 1, and the other part is arched upward and close to the protective cover 2, and the elastic body 31 is used to receive and store gas; the fixing portion 32 is arranged on the outside of the elastic body 31 and connected to the foundation 1, and is used to fix the position of the elastic body 31. The utility model defines a receiving space 12 for installing the air bladder 3 through the protective cover 2 and the foundation 1, so as to provide a certain protection for the air bladder 3; and stores gas through the elastic body 31, which has the advantages of large gas storage space and compact structure; at the same time, the elastic body 31 is limited and fixed through the cooperation of the foundation 1 and the fixing portion 32, so as to improve the structural stability and reliability.

[0046] The elastic body 31 is a polymer material film, such as a high-density polyethylene (HDPE) film, a polytetrafluoroethylene (PTFE) film, etc., which has good toughness, heat resistance and chemical corrosion resistance and is light in weight.

[0047] The fixing part 32 includes a flexible membrane material (not shown in the figure), which is connected to the elastic body 31 as a whole, and the flexible membrane material extends toward the foundation 1 and is connected to the foundation 1. The present application uses the flexible membrane material to connect the foundation 1 to play a role of limiting and fixing, and simplifies the structure by connecting the flexible membrane material to the elastic body 31 as a whole, reduces the installation process, makes the installation more convenient, and makes the structure more stable.

[0048] The fixing part 32 includes a connecting cable (not shown in the figure), one end of which is detachably connected to the elastic body 31, and the other end is detachably connected to the foundation 1. The connecting cable is a steel cable, and the elastic body 31 and the foundation 1 are detachably connected by the steel cable, so that the connection and fixation are more flexible.

[0049] like Figure 1-6As shown, the elastic body 31 includes a ground connection portion 311 and a dome portion 312, at least a portion of the ground connection portion 311 is connected to the foundation 1, the dome portion 312 is arched upward and close to the protective cover 2, and the ground connection portion 311 and the dome portion 312 are connected and together form a gas storage chamber 314 for containing and storing gas. A first gas delivery port 313 is provided on the dome portion 312, and the first gas delivery port 313 is connected to an external device through a hose to achieve gas delivery between the gas storage chamber 314 and the external device; or a first gas delivery port 313 is provided on the ground connection portion, a channel is buried inside the foundation 1, and the first gas delivery port 313 is connected to an external device through the channel to achieve gas delivery between the gas storage chamber 314 and the external device.

[0050] In one embodiment, the first gas delivery port 313 is located at the top of the dome portion 312 (eg Figure 4 As shown in FIG. 3 , the first gas delivery port 313 is connected to an external device through a hose. The hose has a flexible and changeable characteristic, and the direction of the hose arrangement can be adjusted according to the needs of use. In addition, the first gas delivery port 313 can also be located on the side of the dome portion 312.

[0051] In another embodiment, the first gas delivery port 313 is located in the middle of the ground connection portion 311, and a channel is buried inside the foundation 1. The first gas delivery port 313 is connected to external equipment through the channel. By burying the channel inside the foundation 1, the area exposed to the outside can be reduced, thereby improving the stability of the structure. In addition, the first gas delivery port 313 can also be located on the periphery of the ground connection portion 311.

[0052] like Figure 4 As shown, there is a reserved space 123 between the dome portion 312, the fixing portion 32 and the protective cover 2; the protective cover 2 is provided with a second gas delivery port 22, which is connected to the reserved space 123 and is used to realize gas delivery in the reserved space 123. The reserved space 123 is provided to realize gas filling, so that the gas pressure of the reserved space 123 is adjusted according to the gas pressure of the gas storage chamber 314, so as to realize gas pressure balance and improve the stability of the gas storage device.

[0053] The second gas delivery port 22 may also be connected to an external device via a hose or a channel.

[0054] The first gas delivery port 313 includes at least one gas inlet end and at least one gas outlet end, wherein the gas inlet end is used to input liquid carbon dioxide into the gas storage chamber 314, and the gas outlet end is used to output liquid carbon dioxide from the gas storage chamber 314. In addition to storing liquid carbon dioxide, the gas storage chamber 314 can also be used to store gaseous carbon dioxide.

[0055] like Figure 1-6As shown, the gas storage device further includes a control device 8, a first monitoring device 51 for detecting the pressure of the gas storage chamber 314, and a second monitoring device 52 for detecting the pressure of the reserved space 123.

[0056] The first gas delivery port 313 is provided with a first valve body 61 that can be opened and closed. The control device 8 is electrically connected to the first valve body 61 and the first monitoring device 51 respectively, and is used to open or close the first valve body 61 according to the pressure of the gas storage chamber 314;

[0057] A second valve body 62 that can be opened and closed is disposed at the second gas delivery port 22 . The control device 8 is also electrically connected to the second valve body 62 and the second monitoring device 52 , respectively, for opening or closing the second valve body 62 according to the pressure of the reserved space 123 .

[0058] The present application is also equipped with an advanced monitoring and control system through the gas storage device, which can monitor the pressure inside the gas storage device in real time and respond to changes in pressure in a timely manner to ensure the stable operation of the gas storage device.

[0059] like Figure 3 As shown, an anchoring structure 7 is provided on the foundation 1, and the protective cover 2 is connected to the foundation 1 through the anchoring structure 7. Specifically, the anchoring structure 7 is an embedded part, which is provided on the foundation 1 and connected to the protective cover 2.

[0060] like Figure 5 As shown, the protective cover 2 includes one or two cover bodies 21, and when the protective cover 2 includes two cover bodies 21, the two cover bodies 21 are sequentially arranged on the foundation 1 from the inside to the outside, and together with the foundation 1 form an interlayer cavity 23. Inert gas can be filled in the interlayer cavity 23, and the inert gas is used to achieve a heat insulation effect, thereby improving the heat insulation effect of the air bladder 3 and preventing the air bladder 3 from being broken or damaged by the external environment.

[0061] like Figure 1-6 As shown, the protective cover 2 can have various forms, and can be a protective cover 2 made of flexible material, a protective cover 2 made of rigid material, or a protective cover 2 composed of a rigid material and a flexible material.

[0062] In one embodiment, the protective cover 2 includes a rigid frame 211 and a flexible soft cover 212, wherein the rigid frame 211 is arranged on the foundation 1, and the flexible soft cover 212 is arranged on the rigid frame 211. The rigid frame 211 may be a metal frame or a concrete frame. The flexible soft cover 212 may be a polymer material film, such as a high-density polyethylene (HDPE) film, a polytetrafluoroethylene (PTFE) film, etc., which has good toughness, heat resistance and chemical corrosion resistance, and is lightweight, and the film material is detachable, foldable and reusable. When the rigid frame 211 adopts a metal frame and the flexible soft cover 212 adopts a polymer material film, the device can provide a strong load-bearing capacity through the steel structure frame, and can also provide a good seal through the film material to better protect the air bladder 3.

[0063] In another embodiment, the protective cover 2 includes a flexible soft cover 212 , and the flexible soft cover 212 is disposed on the foundation 1 .

[0064] In other embodiments, the protective cover 2 includes a rigid frame 211 , which is disposed on the foundation 1 .

[0065] like Figure 1-6 As shown, the air storage device further includes an air supply device 10, which is in communication with the air storage chamber 314 or the reserved space 123; and / or a moisture-proof layer 9 is provided on the foundation 1. The air supply device 10 can be provided to adjust the air pressure inside and outside the air bladder 3, and the moisture-proof layer 9 is provided on the foundation 1, and the moisture-proof layer 9 can prevent moisture from entering the air storage chamber 314, ensuring that the environment inside the air bladder 3 is dry, thereby improving the stability of the air storage device.

[0066] In various embodiments of the present invention, the expression "or" or "multiple of A or / and B" includes any or all combinations of the words listed simultaneously. For example, the expression "A or B" or "multiple of A or / and B" may include A, may include B, or may include both A and B.

[0067] The expressions (such as "first", "second", etc.) used in the various embodiments of the present invention may modify the various components in the various embodiments, but may not limit the corresponding components. For example, the above expressions do not limit the order and / or importance of the elements. The above expressions are only used for the purpose of distinguishing one element from other elements. For example, the first user device and the second user device indicate different user devices, although both are user devices. For example, without departing from the scope of the various embodiments of the present invention, the first element may be referred to as the second element, and similarly, the second element may also be referred to as the first element.

[0068] It should be noted that in the present invention, unless otherwise clearly specified and defined, the terms "installation", "connection", "fixation" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0069] In the present invention, those skilled in the art need to understand that the terms indicating orientation or positional relationship herein are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0070] The terms used in the various embodiments of the present invention are only used for the purpose of describing specific embodiments and are not intended to limit the various embodiments of the present invention. As used herein, the singular form is intended to also include the plural form, unless the context clearly indicates otherwise. Unless otherwise defined, all terms used herein (including technical terms and scientific terms) have the same meaning as the meanings commonly understood by ordinary technicians in the field of the various embodiments of the present invention. The terms (such as the terms defined in the dictionary used in general) will be interpreted as having the same meaning as the contextual meaning in the relevant technical field and will not be interpreted as having an idealized meaning or an overly formal meaning, unless clearly defined in the various embodiments of the present invention.

Claims

1. A gas storage device, characterized in that: include: foundation; A protective cover is arranged on the foundation and forms a containing space together with the foundation; An air bladder is arranged in the accommodating space; the air bladder includes a fixing portion and an elastic body with variable volume, a part of the elastic body is in contact with the foundation, and another part is arched upward and close to the protective cover, and the elastic body is used to accommodate and store gas; the fixing portion is arranged on the outside of the elastic body and connected to the foundation, and is used to fix the position of the elastic body.

2. A gas storage device according to claim 1, characterized in that: The fixing part comprises a flexible membrane material, the flexible membrane material is connected with the elastic body as a whole, and the flexible membrane material extends toward the foundation and is connected to the foundation.

3. A gas storage device according to claim 1, characterized in that: The fixing part comprises a connecting rope, one end of which is detachably connected to the elastic body, and the other end of which is detachably connected to the foundation.

4. A gas storage device according to claim 1, characterized in that: The elastic body comprises a ground connection portion and a dome portion, at least a portion of the ground connection portion is connected to the foundation, the dome portion is arched upward and close to the protective cover, and the ground connection portion and the dome portion are connected and together form a gas storage chamber for containing and storing gas; A first gas delivery port is provided on the dome, and the first gas delivery port is connected to an external device through a hose, so as to realize gas delivery between the gas storage chamber and the external device; or a first gas delivery port is provided on the ground connection part, and a channel is buried inside the foundation, and the first gas delivery port is connected to an external device through the channel, so as to realize gas delivery between the gas storage chamber and the external device.

5. A gas storage device according to claim 4, characterized in that: A reserved space is provided between the dome portion, the fixing portion and the protective cover; a second gas delivery port is provided on the protective cover, and the second gas delivery port is connected to the reserved space to realize gas delivery in the reserved space.

6. A gas storage device according to claim 5, characterized in that: It also includes a control device, a first monitoring device for detecting the pressure of the gas storage chamber, and a second monitoring device for detecting the pressure of the reserved space. The first gas transmission port is provided with a first valve body that can be opened and closed, and the control device is electrically connected to the first valve body and the first monitoring device respectively, and is used to open or close the first valve body according to the pressure of the gas storage chamber; The second gas transmission port is provided with a second valve body that can be opened and closed. The control device is also electrically connected to the second valve body and the second monitoring device respectively, and is used to open or close the second valve body according to the pressure of the reserved space.

7. A gas storage device according to claim 1, characterized in that: An anchoring structure is provided on the foundation, and the protective cover is connected to the foundation through the anchoring structure.

8. The gas storage device according to claim 1, characterized in that: The protective cover includes one or two cover bodies. When the protective cover includes two cover bodies, the two cover bodies are sequentially arranged on the foundation from the inside to the outside, and together with the foundation form an interlayer cavity.

9. The gas storage device according to claim 1, characterized in that: The protective cover comprises a rigid frame and a flexible cover, wherein the rigid frame is arranged on the foundation, and the flexible cover is arranged on the rigid frame; Or the protective cover comprises a flexible soft cover, and the flexible soft cover is arranged on the foundation.

10. A gas storage device according to claim 5, characterized in that: It also includes an air supply device, which is connected to the air storage chamber or the reserved space; And / or, a moisture-proof layer is provided on the foundation.

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