CN114194699A - Gas storage structure - Google Patents
Gas storage structure Download PDFInfo
- Publication number
- CN114194699A CN114194699A CN202111553140.8A CN202111553140A CN114194699A CN 114194699 A CN114194699 A CN 114194699A CN 202111553140 A CN202111553140 A CN 202111553140A CN 114194699 A CN114194699 A CN 114194699A
- Authority
- CN
- China
- Prior art keywords
- sealing
- gas storage
- storage structure
- forging
- connecting pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003860 storage Methods 0.000 title claims abstract description 53
- 238000007789 sealing Methods 0.000 claims abstract description 90
- 238000005242 forging Methods 0.000 claims abstract description 35
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 4
- 230000007704 transition Effects 0.000 abstract description 4
- 239000011435 rock Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 239000010438 granite Substances 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G5/00—Storing fluids in natural or artificial cavities or chambers in the earth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/76—Large containers for use underground
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/02—Wall construction
- B65D90/04—Linings
- B65D90/041—Rigid liners fixed to the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/54—Gates or closures
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to an air storage structure which comprises an air storage chamber, wherein a sealing layer is arranged on the inner wall of the air storage chamber, a connecting pipe forging matched with an opening is arranged at the opening of the air storage chamber, a sealing plate matched with the opening in shape is arranged between the connecting pipe forging and the sealing layer, and a sealing door capable of being locked on the connecting pipe forging is hinged to the sealing plate. The gas storage structure has good gas leakage prevention effect, and can effectively solve the problem that the transition part of the sealing layer and the sealing structure at the opening is easy to leak gas; the structure performance of the opening is stable, and the popularization significance is achieved.
Description
Technical Field
The invention relates to a gas storage structure, in particular to a gas storage structure of an underground rock cavern.
Background
The utilization of underground cavern high-pressure gas storage is always an important goal pursued by the scientific community, if underground large-scale gas storage can be realized at low price, great contribution is made to energy storage and urban winter gas supply, mainly because the underground gas storage can realize large-scale and storage safety, the existing large-scale gas storage only comprises a ground steel tank and underground salt rock gas storage, and the utilization of underground cavern gas storage has several problems to be solved:
1) the underground rock cavern has cracks, high-pressure gas storage cannot be realized, the concrete lining is utilized, the concrete has defects of no tensile strength due to compression resistance and the like, the glass fiber reinforced plastics in the sealing material are properly selected, but the transition of the sealing material to the sealing door needs to be determined, and the transition distance needs to be determined.
2) The distance structure of the glass fiber reinforced plastic-concrete-sealing door needs to be clear, instruments such as a gas-filled tube, a thermometer and the like need to be arranged on the steel plate door, and the installation position needs to be clear.
Disclosure of Invention
The invention aims to provide a gas storage structure with good gas leakage prevention performance aiming at the defects of the prior art.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the utility model provides a gas storage structure, includes the gas receiver, the inner wall of gas receiver is equipped with the sealing layer, the uncovered department of gas receiver is equipped with the takeover forging that matches with uncovered, be equipped with the closing plate that matches with uncovered shape between takeover forging and the sealing layer, it has the sealing door that can lock on takeover forging to articulate on the closing plate.
Therefore, the sealing door can realize the sealing between the air storage chamber and the opening; when the sealing door is locked on the connecting pipe forging, the coverage range of the sealing layer on the sealing plate is wide, and the sealing plate, the sealing door and the connecting pipe forging form a sealing structure, so that high-pressure gas can be prevented from leaking from the opening and can also be prevented from leaking from the edge of the sealing layer.
Further, the sealing layer is made of glass fiber reinforced plastic.
Further, the sealing plate is made of steel so as to meet the requirements of structural stress and sealing. In addition, the arrangement of some openings can be met, and welding and sealing are facilitated.
Furthermore, the connecting pipe forging comprises a cylindrical part and an annular part which is integrally connected with the outer side surface of the cylindrical part and extends towards the outer side of the cylindrical part, the annular part and the cylindrical part are perpendicular to each other, the sealing plate is positioned between the sealing layer and the annular part, one end of the cylindrical part, which is close to the air storage chamber, is flush with the surface, which is close to the air storage chamber, of the sealing plate, an annular gap is reserved between the inner side surface of the sealing plate and the cylindrical part, a sealing ring is arranged in the annular gap, and the sealing ring is partially exposed into the air storage chamber; when the sealing door is closed, the sealing ring is compressed between the connecting pipe forging, the sealing door and the sealing plate, and the sealing performance between the sealing door, the connecting pipe forging and the sealing plate is further improved.
Furthermore, a bolt is arranged on the outer side surface of the sealing door; the inner wall of the connecting pipe forging is connected with a fixing piece, the fixing piece is provided with a hole corresponding to the position of the bolt, and the bolt is fixed with the connecting pipe forging through a fastener after penetrating through the corresponding hole.
Further, the number of the bolts and the fasteners is multiple. Preferably, the fasteners are uniformly distributed along the circumferential direction of the connecting pipe forging and are matched with the bolts to realize locking between the sealing door and the connecting pipe forging, so that uniform stress is ensured, and the optimal sealing effect is obtained.
Further, the manhole that communicates with the takeover forging is still included.
Further, the periphery of the connecting pipe forging is provided with a plurality of first anchor rods and a plurality of second anchor rods.
Further, the first anchor rod and the second anchor rod are perpendicular to each other.
Further, the width of the overlapped part of the sealing layer and the sealing plate is not less than 20cm, so that the friction force between the sealing layer and the sealing plate can meet the requirement of minimum friction resistance.
Further, the sealing door gradually arches towards the air storage chamber from the outer edge to the inner center, and the pressure resistance is improved. Further, the cross section of the sealing door is arc-shaped.
Further, the sealing door is made of steel.
The gas storage structure has good gas leakage prevention effect, can effectively solve the problem that the transition part of the sealing layer and the sealing structure at the opening is easy to leak gas, and is controllable in construction; the structure performance of the opening is stable, and the popularization significance is achieved.
Drawings
FIG. 1 is a schematic structural diagram of a gas storage structure according to a first embodiment of the present invention.
FIG. 2 is an enlarged view of the opening of the air reservoir of the first embodiment of the present invention.
Fig. 3 is a front view (viewed in a manhole direction) of a gas storage structure according to a first embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.
The embodiment depends on the exploration flat tunnel of a certain pumped storage power station. The total installed capacity of the pumped storage power station is 1400MW, the power station comprises an upper reservoir, a lower reservoir, a water delivery power generation system 3 large building and a rated water head 637 m. Rain collecting area of upper reservoir is 5.03km2Design normal water level 1062.00m and dead water level 1041.00m, effective storage capacity is about 556.80 x 104m3. The engineering area belongs to the landform of the hills of the middle and low mountains, the general topography is high in the south east and low in the north, the west and the north, the engineering area is positioned in the edge zone of the hilly granite mass of the Yunyan mountain, and the stratum lithology is simpler. The engineering area mainly exposes granite and rock veins invaded in early stage of Yanshan mountain, and the first rock group and the fourth series stratum of the Yuangujie cold jiaxi group.
As shown in fig. 1 to 3, the gas storage structure comprises a gas storage chamber 16, wherein the wall of the gas storage chamber 16 sequentially comprises a rock mass 1, a reinforced concrete lining 2 and a sealing layer 3 from outside to inside, an opening of the gas storage chamber 16 is provided with a connecting pipe forging 6 matched with the opening, a sealing plate 9 matched with the opening is arranged between the connecting pipe forging 6 and the sealing layer 3, the sealing plate 9 is annular, and the sealing plate 9 is hinged with a sealing door 8 which can be locked on the connecting pipe forging 6 through a pin shaft 15.
Further, the connecting pipe forging 6 comprises a cylindrical part and an annular part which is integrally connected with the outer side surface of the cylindrical part and extends out of the cylindrical part, the annular part and the cylindrical part are perpendicular to each other, the sealing plate 9 is positioned between the sealing layer 3 and the annular part, one end of the cylindrical part close to the air storage chamber 16 is flush with the surface of the sealing plate 9 close to the air storage chamber 16, an annular gap is reserved between the inner side surface (i.e. the surface facing the central axis of the air storage chamber) of the sealing plate 9 and the cylindrical part, an O-shaped sealing ring 7 is arranged in the annular gap, and the sealing ring 7 is partially exposed into the air storage chamber 16; when the sealing door is closed, the sealing ring 7 is pressed between the connecting pipe forging 6, the sealing door and the sealing plate, so that the sealing performance can be further improved.
The sealing layer 3 is made of glass fibre reinforced plastic. The sealing plate 9 is made of a steel plate and has a thickness of 2 cm.
A bolt 10 is arranged on the outer side surface of the sealing door 8, and the bolt 10 is hinged with the sealing door 8; the inner wall of the connecting pipe forging 6 is connected with a fixing piece 18, the fixing piece is provided with a hole corresponding to the position of the bolt, and the bolt passes through the corresponding hole and then is locked and fixed with the connecting pipe forging through a fastening piece 17.
The steel barrel type connecting pipe is characterized by further comprising a manhole 5 communicated with the connecting pipe forging 6, the inner wall of the manhole 5 is a steel barrel 13, and the outer periphery of the steel barrel is provided with plug concrete 4.
The periphery of the connecting pipe forging 6 is provided with a plurality of first anchor rods 12 with the length of 1m and a plurality of second anchor rods 11 with the length of 0.5 m. The first anchor rod 12 and the second anchor rod 11 are perpendicular to each other and are made of welded deformed steel.
The width of the overlapping part of the sealing layer 3 and the sealing plate 9 is 25-30 cm.
The top of the door is shown with an inflation tube 14.
The gas storage structure has the advantages of good gas leakage prevention effect, simple structure, low manufacturing cost and the like, and has better popularization value.
The foregoing examples are set forth to illustrate the present invention more clearly and are not to be construed as limiting the scope of the invention, which is defined in the appended claims to which the invention pertains, as modified in all equivalent forms, by those skilled in the art after reading the present invention.
Claims (10)
1. The utility model provides a gas storage structure, includes gas receiver (16), the inner wall of gas receiver (16) is equipped with sealing layer (3), its characterized in that, the uncovered department of gas receiver (16) is equipped with takes over forging (6) with uncovered matching, take over and be equipped with between forging (6) and sealing layer (3) and take over closing plate (9) that match with uncovered shape, articulated on closing plate (9) have sealing door (8) that can lock on taking over forging (6).
2. Gas storage structure according to claim 1, characterized in that the sealing layer (3) is made of glass fibre reinforced plastic.
3. Gas storage structure according to claim 1, characterized in that the sealing plate (9) is made of steel.
4. The gas storage structure according to claim 1, wherein the connecting pipe forging (6) comprises a cylinder and a ring-shaped member integrally connected with the outer side surface of the cylinder and extending towards the outer side of the cylinder, the ring-shaped member and the cylinder are perpendicular to each other, the sealing plate (9) is positioned between the sealing layer (3) and the ring-shaped member, one end of the cylinder close to the gas storage chamber (16) is flush with the surface of the sealing plate (9) close to the gas storage chamber (16), an annular gap is reserved between the inner side surface of the sealing plate (9) and the cylinder, a sealing ring (7) is arranged in the annular gap, and the sealing ring (7) is partially exposed into the gas storage chamber (16); when the sealing door is closed, the sealing ring (7) is pressed between the connecting pipe forging (6), the sealing door (8) and the sealing plate (9).
5. Gas storage structure according to claim 1, characterized in that the outer side of the door (8) is provided with a bolt (10); the inner wall of the connecting pipe forging (6) is connected with a fixing piece (18), the fixing piece is provided with a hole corresponding to the position of the bolt, and the bolt penetrates through the corresponding hole and then is fixed with the connecting pipe forging (6) through a fastening piece (17).
6. Gas storage structure according to claim 1, characterized in that it further comprises a manhole (5) communicating with the adapter forging (6).
7. The gas storage structure according to claim 1, characterized in that the connecting pipe forging (6) is provided with a plurality of first anchor rods (12) and a plurality of second anchor rods (11) on the periphery.
8. Gas storage structure according to claim 7, characterized in that the first anchor (12) and the second anchor (11) are perpendicular to each other.
9. Gas storage structure according to claim 1, characterized in that the width of the overlapping area of the sealing layer (3) and the sealing plate (9) is not less than 20 cm.
10. Gas storage structure according to claim 1, characterized in that the door (8) is arched from the outer edge to the inner centre towards the gas storage chamber (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111553140.8A CN114194699A (en) | 2021-12-17 | 2021-12-17 | Gas storage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111553140.8A CN114194699A (en) | 2021-12-17 | 2021-12-17 | Gas storage structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114194699A true CN114194699A (en) | 2022-03-18 |
Family
ID=80654985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111553140.8A Pending CN114194699A (en) | 2021-12-17 | 2021-12-17 | Gas storage structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114194699A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203981352U (en) * | 2014-07-08 | 2014-12-03 | 宜兴市吉泰电子有限公司 | Electronic encapsulation shell sealing detection fixture |
| CN206309244U (en) * | 2016-12-19 | 2017-07-07 | 中国电建集团中南勘测设计研究院有限公司 | A kind of gas storage seal door structure and the zawn gas storage for storage station |
| US20180142830A1 (en) * | 2016-11-21 | 2018-05-24 | Raytheon Company | Lockable, Precision Adjustment Screw, With Operability through a Pressure Vessel Wall |
| CN213902788U (en) * | 2021-01-28 | 2021-08-06 | 翁小红 | Rock salt gas storage makes chamber analogue means |
| CN113736243A (en) * | 2021-08-26 | 2021-12-03 | 长沙理工大学 | Sealing material and sealing ring for sealing door structure of underground gas storage, manufacturing method of sealing ring and underground gas storage |
-
2021
- 2021-12-17 CN CN202111553140.8A patent/CN114194699A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203981352U (en) * | 2014-07-08 | 2014-12-03 | 宜兴市吉泰电子有限公司 | Electronic encapsulation shell sealing detection fixture |
| US20180142830A1 (en) * | 2016-11-21 | 2018-05-24 | Raytheon Company | Lockable, Precision Adjustment Screw, With Operability through a Pressure Vessel Wall |
| CN206309244U (en) * | 2016-12-19 | 2017-07-07 | 中国电建集团中南勘测设计研究院有限公司 | A kind of gas storage seal door structure and the zawn gas storage for storage station |
| CN213902788U (en) * | 2021-01-28 | 2021-08-06 | 翁小红 | Rock salt gas storage makes chamber analogue means |
| CN113736243A (en) * | 2021-08-26 | 2021-12-03 | 长沙理工大学 | Sealing material and sealing ring for sealing door structure of underground gas storage, manufacturing method of sealing ring and underground gas storage |
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