CN216976483U - Bottom device of hydrogen gas storage well - Google Patents

Abstract

The utility model discloses a hydrogen gas storage well bottom device, and relates to the technical field of hydrogen gas storage well bottoms. The underground well bottom frame comprises a well bottom frame body and two fixing mechanisms, wherein the two fixing mechanisms are arranged on the well bottom frame body and are used for fixing the well bottom frame body and keeping the well bottom frame body in a balanced state underground, the two fixing mechanisms comprise fixing blocks, extension rods and fixing flat plates, and the fixing blocks are fixedly arranged on the outer wall of the well bottom frame body. Through the shaft bottom framework, can hydrogen gas storage well shaft bottom device adopt screw thread, circular arc, the sealed principle of terminal surface mutually supporting to the bottom surface is a orthodrome in the shaft bottom device, under high-pressure hydrogen environment, and stress is difficult to concentrate, avoids stress corruption, through fixed block, extension rod and fixed flat board, can keep balanced state when underground to the gas storage well, and shaft bottom device outer bottom terminal surface and barrel face adopt the circular arc transition, do benefit to the smooth well of going into of hydrogen gas storage well.

Description

Bottom device of hydrogen gas storage well

Technical Field

The utility model relates to the technical field of hydrogen gas well bottoms, in particular to a hydrogen gas storage well bottom device.

Background

At present, a hydrogen gas storage well, namely a container for storing hydrogen, is generally called as an underground gas storage well, and the hydrogen gas is extremely combustible, colorless, transparent, odorless, tasteless and insoluble gas with a chemical formula of H₂Hydrogen is the gas with the smallest density and relative molecular mass known in the world and can be used as filling gas for airship and hydrogen balloon.

At present, along with the increase of the construction of a hydrogenation station, the existing hydrogen storage container is mainly a ground winding container, the occupied area is large, the potential safety hazard is large, a user can worry about the situation that the hydrogen storage well is buried underground and wrapped by a stratum, the potential safety hazard is small, the occupied area is small, and therefore higher requirements are provided for the sealing performance and the structure of a bottom device of the hydrogen storage well.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hydrogen gas storage well bottom device, which adopts the principle that threads, arcs and end faces are mutually matched and sealed through a well bottom frame body, the inner bottom surface of the hydrogen gas storage well bottom device is a large arc, stress is not easy to concentrate under a high-pressure hydrogen environment, stress corrosion is avoided, a balance state can be kept when the hydrogen gas storage well is underground through a fixing block, an extension rod and a fixing flat plate, and the outer bottom end face of the well bottom device and the cylinder body face are in arc transition, so that the hydrogen gas storage well can smoothly enter the well.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a hydrogen storage well bottom assembly comprising:

a bottom hole frame;

the two fixing mechanisms are fixedly arranged on the shaft bottom frame body and used for fixing the shaft bottom frame body and keeping the shaft bottom frame body in a balanced state underground; and:

two fixed establishment all includes fixed block, extension rod and fixed flat board, the fixed block is fixed to be located on the shaft bottom framework outer wall, the extension rod screw thread is located the fixed block and is kept away from one side of shaft bottom framework, fixed flat board inlays and locates the one end that the extension rod kept away from the fixed block.

As the bottom device of the hydrogen gas storage well, a support intermediate plate is fixedly arranged at the bottom of a bottom frame body, and a support hole is formed in the support intermediate plate.

As the hydrogen gas storage well bottom device, a supporting bottom plate is fixedly arranged on one side, away from a well bottom frame body, of the supporting middle plate, and four mounting holes are formed in corners of the outer wall of the supporting bottom plate.

As the bottom hole device of the hydrogen gas storage well, the bottom hole frame body adopts the principle that threads, arcs and end faces are matched and sealed with each other.

As the hydrogen gas storage well bottom device, the inner bottom surface of the bottom frame body is provided with the large arc, so that stress is not easy to concentrate in a high-pressure hydrogen environment, and stress corrosion is avoided.

As the hydrogen gas storage well bottom device, the bottom corner of the bottom frame body adopts the arc technology, and the hydrogen gas storage well can smoothly enter the well.

The utility model provides a hydrogen gas storage well bottom device. The method has the following beneficial effects:

(1) this hydrogen gas storage well bottom device through the shaft bottom framework, can hydrogen gas storage well bottom device adopt screw thread, circular arc, terminal surface to cooperate sealed principle each other to the bottom surface is a great circular arc in the bottom device, and under high-pressure hydrogen environment, stress is difficult to concentrate, avoids the stress corruption.

(2) The bottom device of the hydrogen gas storage well can keep a balanced state when the hydrogen gas storage well is underground through the fixing block, the extension rod and the fixing flat plate, and the outer bottom end face and the cylinder face of the bottom device are in arc transition, so that the hydrogen gas storage well can smoothly enter the well.

Drawings

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

FIG. 2 is a front view of the present invention;

fig. 3 is a sectional view of the present invention.

In the figure: 1. a bottom hole frame; 2. a fixed block; 3. an extension rod; 4. fixing the flat plate; 5. a support compartment plate; 6. supporting the bottom 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. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.

In the description of the present application, it is to be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a hydrogen storage well bottom assembly comprising:

a bottom hole frame 1;

the two fixing mechanisms are fixedly arranged on the shaft bottom frame body 1 and are used for fixing the shaft bottom frame body 1 and keeping the shaft bottom frame body 1 in a balanced state when the shaft bottom frame body 1 is underground; and:

two fixed establishment all include fixed block 2, extension rod 3 and fixed flat board 4, and on fixed block 2 was fixed to be located 1 outer wall in shaft bottom framework, extension rod 3 screw thread was located fixed block 2 and was kept away from one side of shaft bottom framework 1, and fixed flat board 4 inlays and locates the one end that extension rod 3 kept away from fixed block 2.

In this embodiment: through fixed establishment, can be when underground to the gas storage well keep balance the form, through fixed block 2, can make 3 screw installations of extension rod in shaft bottom framework 1, improved the convenience of installation, through fixed flat 4, fixed flat 4 levels bury in soil, can guarantee that fixed flat 4 supports shaft bottom framework 1 level and establish in soil.

Specifically, a support intermediate plate 5 is fixedly arranged at the bottom of the shaft bottom frame body 1, and a support hole is formed in the support intermediate plate 5.

In this embodiment: by the support intermediate plate 5, the support intermediate plate 5 is hollow, and the support point can be ensured to be at the thickest position of the shaft bottom frame body 1.

Specifically, a supporting bottom plate 6 is fixedly arranged on one side, away from the shaft bottom frame body 1, of the supporting middle plate 5, and four mounting holes are formed in corners of the outer wall of the supporting bottom plate 6.

In this embodiment: the bottom plate 6 is supported to increase the supporting area of the well casing 1, thereby allowing the well casing 1 to be more stably installed in the ground.

Specifically, the bottom hole frame body 1 adopts the principle that threads, arcs and end faces are matched and sealed with each other.

In this embodiment: through the shaft bottom frame body 1, the inner wall of the shaft bottom frame body 1 adopts the principle that threads, arcs and end surfaces are mutually matched and sealed.

Specifically, the bottom surface of the bottom of the shaft casing 1 is provided with a large circular arc for preventing stress from concentrating easily in a high-pressure hydrogen environment and avoiding stress corrosion.

In this embodiment: through shaft bottom framework 1, the orthodrome is seted up to the interior bottom surface of shaft bottom framework 1 for make stress be difficult to concentrate under the high pressure hydrogen environment, avoid stress corrosion.

Specifically, the bottom corner of the bottom frame body 1 adopts an arc technology, and is used for the hydrogen gas storage well to smoothly enter the well.

In this embodiment: through the bottom frame body 1, the bottom edge of the bottom frame body 1 adopts the arc technology, and the hydrogen gas storage well can smoothly enter the well.

During the use, fix supporting baseplate 6 in the soil earlier, put down shaft bottom framework 1, utilize the bottom edge of shaft bottom framework 1 to adopt the circular arc technique, make the hydrogen gas storage well go into the well smoothly, make simultaneously support intermediate lamella 5 laminating on supporting baseplate 6, utilize welding technique, make support intermediate lamella 5 fix on supporting baseplate 6, simultaneously with extension rod 3 screw thread at fixed block 2 to install fixed flat board 4 on fixed block 2, can keep balanced state when underground to the gas storage well.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. A hydrogen storage well bottom assembly, comprising:

a bottom hole casing (1);

the two fixing mechanisms are fixedly arranged on the shaft bottom frame body (1) and used for fixing the shaft bottom frame body (1) and keeping the shaft bottom frame body (1) in a balanced state when the shaft bottom frame body is underground; and:

two fixed establishment all includes fixed block (2), extension rod (3) and fixed flat board (4), fixed block (2) are fixed to be located on shaft bottom framework (1) outer wall, one side that fixed block (2) kept away from shaft bottom framework (1) is located to extension rod (3) screw thread, fixed flat board (4) are inlayed and are located extension rod (3) and keep away from the one end of fixed block (2).

2. A hydrogen storage well bottom assembly as defined in claim 1, wherein: the bottom of the shaft bottom frame body (1) is fixedly provided with a support intermediate plate (5), and a support hole is formed in the support intermediate plate (5).

3. A hydrogen storage well bottom assembly as claimed in claim 2, wherein: one side of the support intermediate plate (5) far away from the shaft bottom frame body (1) is fixedly provided with a support bottom plate (6), and four mounting holes are formed in corners of the outer wall of the support bottom plate (6).

4. A hydrogen storage well bottom assembly as defined in claim 3, wherein: the well bottom frame body (1) adopts the principle that threads, arcs and end faces are mutually matched and sealed.

5. A hydrogen storage well bottom assembly as defined in claim 4, wherein: the inner bottom surface of the well bottom frame body (1) is provided with a large arc for preventing stress from concentrating easily in a high-pressure hydrogen environment and avoiding stress corrosion.

6. A hydrogen storage well bottom assembly as defined in claim 5, wherein: the bottom edge of the bottom frame body (1) adopts an arc technology and is used for the hydrogen gas storage well to smoothly enter the well.

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