CN110748784B - Gas storage tank with adjustable capacity - Google Patents

Gas storage tank with adjustable capacity Download PDF

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Publication number
CN110748784B
CN110748784B CN201911089268.6A CN201911089268A CN110748784B CN 110748784 B CN110748784 B CN 110748784B CN 201911089268 A CN201911089268 A CN 201911089268A CN 110748784 B CN110748784 B CN 110748784B
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CN
China
Prior art keywords
sealing plate
face
cavity
spring
groove
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Application number
CN201911089268.6A
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Chinese (zh)
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CN110748784A (en
Inventor
宋睿
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Jiangsu Dexiang Chemical Machinery Co.,Ltd.
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Jiangsu Dexiang Chemical Machinery Co ltd
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Priority to CN201911089268.6A priority Critical patent/CN110748784B/en
Priority to JP2019225995A priority patent/JP2021076241A/en
Publication of CN110748784A publication Critical patent/CN110748784A/en
Application granted granted Critical
Publication of CN110748784B publication Critical patent/CN110748784B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/002—Details of vessels or of the filling or discharging of vessels for vessels under pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/06—Closures, e.g. cap, breakable member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01—Shape
    • F17C2201/0176—Shape variable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/03—Orientation
    • F17C2201/032—Orientation with substantially vertical main axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/056—Small (<1 m3)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0311—Closure means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0107—Single phase
    • F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
    • F17C2223/035—High pressure (>10 bar)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/03—Dealing with losses
    • F17C2260/035—Dealing with losses of fluid
    • F17C2260/036—Avoiding leaks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/04—Reducing risks and environmental impact
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/05—Applications for industrial use

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The invention discloses a capacity-adjustable gas storage tank, which comprises a lower sealing plate and an upper sealing plate positioned on the upper side of the lower sealing plate, wherein the lower end surface of the upper sealing plate is hinged with a first hinge rod, the first hinge rod is arranged in a bilateral symmetry manner, the upper end surface of the lower sealing plate is hinged with a second hinge rod positioned on the lower side of the first hinge rod, the second hinge rod is arranged in a bilateral symmetry manner, the second hinge rod is hinged with the first hinge rod, the outer surfaces of the second hinge rod and the first hinge rod are connected with sealing cloth, and the sealing cloth, the upper sealing plate and the lower sealing plate are sealed to form a gas storage cavity. The same air storage tank can provide different volumes, and if the air storage tank leaks, the sealing device provided by the invention can temporarily seal the air storage tank, so that potential safety hazards caused by air leakage of the air storage tank are avoided.

Description

Gas storage tank with adjustable capacity
Technical Field
The invention relates to the field of containers, in particular to a capacity-adjustable gas storage tank.
Background
The gas storage tank is specially used for storing gas, and plays a role in stabilizing system pressure, the volume of the traditional gas storage tank is fixed, the volume cannot be adjusted according to actual needs, most of space is occupied, the carrying is troublesome, if the gas storage tank leaks gas, the traditional gas storage tank cannot be found easily, and certain potential safety hazards exist, so that the problem needs to be solved by a gas storage tank with adjustable capacity, and the invention is improved aiming at the defects.
Disclosure of Invention
The invention aims to provide a capacity-adjustable air storage tank, which overcomes the problems.
The invention is realized by the following technical scheme.
A capacity-adjustable gas storage tank comprises a lower sealing plate and an upper sealing plate positioned on the upper side of the lower sealing plate, wherein a first hinge rod is hinged to the lower end face of the upper sealing plate, the first hinge rod is arranged in a bilateral symmetry mode, a second hinge rod positioned on the lower side of the first hinge rod is hinged to the upper end face of the lower sealing plate, the second hinge rod is arranged in a bilateral symmetry mode, the second hinge rod is hinged to the first hinge rod, sealing cloth is connected to the outer surface of the second hinge rod and the outer surface of the first hinge rod, the sealing cloth, the upper sealing plate and the lower sealing plate are sealed to form a gas storage chamber, fixing rods are fixedly arranged in the gas storage chamber, the fixing rods are arranged in a bilateral symmetry mode, a piston box is fixedly arranged on the upper end face of each fixing rod, a piston chamber is fixedly arranged in the piston box, a piston is slidably arranged in the piston chamber, and a piston rod is fixedly, the piston rod upwards extend to with go up the interior roof fixed connection of closing plate, set firmly one-way admission valve down on the closing plate, down the closing plate with go up the closing plate outside and set firmly sealing device, the annular slab has set firmly on the sealing device relative end face, annular slab fixed connection in down the closing plate with go up the closing plate relative end face, gaseous passing through one-way admission valve gets into in the gas storage chamber, when gaseous being full of in the gas storage chamber, piston rebound drives piston rod rebound, piston rod rebound makes go up the closing plate rebound, make the second hinge bar with first hinge bar becomes vertical state, increase the volume of gas storage chamber makes the gas storage chamber can hold more gas.
Further, a sliding groove is fixedly formed in the piston box and is arranged in a bilateral symmetry mode, a sliding block is arranged in the sliding groove in a sliding mode and is connected with the bottom wall of the sliding groove through a first spring, and the outer end wall of the sliding block is fixedly connected with the piston.
Further, the sealing device comprises a sealing plate, a first cavity is arranged in the sealing plate, a second cavity located on the outer side of the first cavity is arranged in the sealing plate, an L-shaped sealing plate is arranged between the second cavity and the first cavity in a sliding mode, the L-shaped sealing plate is arranged in a bilateral symmetry mode, a first sealing plate is arranged between the second cavity and the first cavity in a sliding mode, the first sealing plate is arranged in a bilateral symmetry mode, the first sealing plate is located on the upper side of the L-shaped sealing plate, a second sealing plate is arranged between the second cavity and the first cavity in a sliding mode, and the second sealing plate is located on the upper side of the first sealing plate.
Further, a first groove is fixedly formed in the sealing plate, the first groove is arranged in a bilateral symmetry mode, the first groove extends downwards to penetrate through the L-shaped sealing plate and extends into the first cavity, a first sliding block is arranged in the first groove in a sliding mode, the first sliding block is connected with the top wall of the first groove through a second spring, the outer end face of the L-shaped sealing plate is connected with the inner end face of the sealing plate through a third spring, the inner end face of the sealing plate is connected with the upper end face of the L-shaped sealing plate through a fourth spring, the fourth spring is located on the inner side of the third spring, and the upper end face of the first sliding block is connected with the outer end face of the L-shaped sealing plate through a first pull rope.
Furthermore, a second groove is fixedly arranged in the sealing plate and is arranged in a bilateral symmetry mode, the second groove extends inwards to penetrate through the first sealing plate and extends into the first cavity, a second sliding block is arranged in the second groove in a sliding mode and is connected with the top wall of the second groove through a fifth spring, the outer end face of the first sealing plate is connected with the inner end face of the sealing plate through a sixth spring, the outer end face of the first sealing plate is connected with the inner end face of the sealing plate through a seventh spring, the seventh spring is located on the lower side of the sixth spring, and the outer end face of the second sliding block is connected with the outer end face of the first sealing plate through a second pull rope.
Furthermore, a third groove is fixedly formed in the sealing plate, the third groove extends inwards to penetrate through the second sealing plate and extends into the first cavity, a third sliding block is arranged in the third groove in a sliding mode, the third sliding block is connected with the top wall of the third groove through an eighth spring, the outer end face of the second sealing plate is connected with the inner end face of the sealing plate through a ninth spring, the ninth springs are arranged in a bilateral symmetry mode, and the outer end face of the third sliding block is connected with the outer end face of the second sealing plate through a third pull rope.
The invention has the beneficial effects that: the invention improves the problem that the traditional gas storage tank has certain volume, and the traditional gas storage tank needs to produce gas storage tanks with different volumes because of the certain volume.
Drawings
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
FIG. 1 is a schematic view of the overall structure of an adjustable capacity reservoir according to the present invention;
FIG. 2 is a schematic view of the structure at A-A in FIG. 1;
FIG. 3 is a schematic view of the structure at B in FIG. 1;
FIG. 4 is a schematic view of the structure of FIG. 1 at C;
fig. 5 is a schematic structural diagram at D in fig. 1.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
As shown in fig. 1 to 5, a capacity-adjustable gas storage tank comprises a lower closing plate 10 and an upper closing plate 51 located on the upper side of the lower closing plate 10, wherein a first hinge rod 23 is hinged to the lower end surface of the upper closing plate 51, the first hinge rods 23 are symmetrically arranged in the left-right direction, a second hinge rod 22 located on the lower side of the first hinge rod 23 is hinged to the upper end surface of the lower closing plate 10, the second hinge rod 22 is symmetrically arranged in the left-right direction, the second hinge rod 22 is hinged to the first hinge rod 23, sealing cloth 24 is connected to the outer surfaces of the second hinge rod 22 and the first hinge rod 23, the sealing cloth 24, the upper closing plate 51 and the lower closing plate 10 are sealed to form a gas storage chamber 11, a fixing rod 50 is fixedly arranged in the gas storage chamber 11, the fixing rod 50 is symmetrically arranged in the left-right direction, a piston box 17 is fixedly arranged on the upper end surface of the fixing rod 50, a piston cavity 16 is fixedly arranged in the piston box 17, a piston 18 is slidably arranged in the piston cavity 16, a piston rod 19 is fixedly arranged on the upper end face of the piston 18, the piston rod 19 extends upwards to be fixedly connected with the inner top wall of the upper closing plate 51, a one-way air inlet valve 12 is fixedly arranged on the lower closing plate 10, a sealing device 56 is fixedly arranged on the outer sides of the lower closing plate 10 and the upper closing plate 51, an annular plate 21 is fixedly arranged on the opposite end face of the sealing device 56, the annular plate 21 is fixedly connected with the opposite end face of the lower closing plate 10 and the upper closing plate 51, gas enters the gas storage cavity 11 through the one-way air inlet valve 12, when the gas is filled in the gas storage cavity 11, the piston 18 moves upwards to drive the piston rod 19 to move upwards, the piston rod 19 moves upwards to enable the upper closing plate 51 to move upwards, so that the second hinge rod 22 and the first hinge rod 23 are in a vertical state, the volume of the gas storage cavity 11 is increased, so that the gas storage cavity 11 can contain more gas.
Advantageously, the piston box 17 is fixedly provided with sliding chutes 14, the sliding chutes 14 are arranged symmetrically left and right, sliding blocks 15 are arranged in the sliding chutes 14 in a sliding manner, the sliding blocks 15 are connected with the bottom walls of the sliding chutes 14 through first springs 13, and the outer end walls of the sliding blocks 15 are fixedly connected with the pistons 18.
Advantageously, the sealing device 56 includes a sealing plate 20, a first cavity 47 is provided in the sealing plate 20, a second cavity 55 located outside the first cavity 47 is provided in the sealing plate 20, an L-shaped sealing plate 34 is slidably provided between the second cavity 55 and the first cavity 47, the L-shaped sealing plate 34 is disposed in a bilateral symmetry manner, a first sealing plate 35 is slidably provided between the second cavity 55 and the first cavity 47, the first sealing plate 35 is disposed in a bilateral symmetry manner, the first sealing plate 35 is located on the upper side of the L-shaped sealing plate 34, a second sealing plate 36 is slidably provided between the second cavity 55 and the first cavity 47, and the second sealing plate 36 is located on the upper side of the first sealing plate 35.
Beneficially, a first groove 27 is fixedly arranged in the sealing plate 20, the first groove 27 is arranged in bilateral symmetry, the first groove 27 extends downward to penetrate through the L-shaped sealing plate 34 and extends into the first cavity 47, a first sliding block 30 is slidably arranged in the first groove 27, the first sliding block 30 is connected with the top wall of the first groove 27 through a second spring 29, the outer end face of the L-shaped sealing plate 34 is connected with the inner end face of the sealing plate 20 through a third spring 26, the upper end face of the L-shaped sealing plate 34 is connected with the inner end face of the sealing plate 20 through a fourth spring 31, the fourth spring 31 is located inside the third spring 26, and the upper end face of the first sliding block 30 is connected with the outer end face of the L-shaped sealing plate 34 through a first pull rope 25.
Beneficially, a second groove 43 is fixedly arranged in the sealing plate 20, the second groove 43 is arranged in bilateral symmetry, the second groove 43 extends inwards to penetrate through the first closing plate 35 and extends into the first cavity 47, a second sliding block 41 is slidably arranged in the second groove 43, the second sliding block 41 is connected with the top wall of the second groove 43 through a fifth spring 42, the outer end face of the first closing plate 35 is connected with the inner end face of the sealing plate 20 through a sixth spring 39, the outer end face of the first closing plate 35 is connected with the inner end face of the sealing plate 20 through a seventh spring 33, the seventh spring 33 is located at the lower side of the sliding block 39 of the sixth spring, and the outer end face of the second closing plate 41 is connected with the outer end face of the first closing plate 35 through a second pull rope 32.
Advantageously, a third groove 45 is fixedly arranged in the sealing plate 20, the third groove 45 extends inwards to penetrate through the second sealing plate 36 and extends into the first cavity 47, a third sliding block 44 is slidably arranged in the third groove 45, the third sliding block 44 is connected with the top wall of the third groove 45 through an eighth spring 46, the outer end face of the second sealing plate 36 is connected with the inner end face of the sealing plate 20 through a ninth spring 37, the ninth springs 37 are symmetrically arranged in the left-right direction, and the outer end face of the third sliding block 44 is connected with the outer end face of the second sealing plate 36 through a third pull rope 38.
Sequence of mechanical actions of the whole device:
the initial state of the invention is as follows: the piston 18 is positioned at the lower side in the piston cavity 16 and does not jack up the upper closing plate 51, the third sliding block 44 is partially positioned in the first cavity 47, the eighth spring 46 is in a relaxed state, the third pull rope 38 is in a tensioned state, the ninth spring 37 is in a compressed state, the first sliding block 30 is partially positioned in the first cavity 47, the second spring 29 is in a relaxed state, the first pull rope 25 is in a tensioned state, the third spring 26 is in a compressed state, the fourth spring 31 is in a compressed state, the second sliding block 41 is partially positioned in the first cavity 47, the fifth spring 42 is in a relaxed state, the second pull rope 32 is in a tensioned state, the seventh spring 33 is in a compressed state, and the sixth spring 39 is in a compressed state;
1. gas is introduced into the gas storage cavity 11 through the one-way gas inlet valve 12;
2. when the gas storage cavity 11 is filled with gas, the gas continuously introduced can extrude the piston 18, the piston 18 is extruded to move upwards, the piston 18 moves upwards to drive the piston rod 19 to move upwards, and the piston rod 19 moves upwards to extrude the upper closing plate 51;
3. the upper closing plate 51 is extruded to drive the second hinge rod 22 and the first hinge rod 23 to rotate relatively, so that the volume of the gas storage cavity 11 is increased;
4. when the second hinge rod 22 and the first hinge rod 23 are in the vertical state, the volume in the air storage cavity 11 reaches the maximum;
5. if the lower closing plate 10 or the upper closing plate 51 leaks air, the leaked air enters the first cavity 47, the first sliding block 30 is extruded to loosen the first pull rope 25, the first pull rope 25 is loosened to reset the third spring 26 and the fourth spring 31, and the third spring 26 and the fourth spring 31 are reset to push the L-shaped sealing plate 34 to move inwards to seal the left side and the right side of the lower closing plate 10 or the upper closing plate 51;
6. the second sliding block 41 is pressed to loosen the second pull rope 32, the second pull rope 32 is loosened to reset the seventh spring 33 and the sixth spring 39, and the seventh spring 33 and the sixth spring 39 are reset to push the first closing plate 35 to move inwards to close the left side and the right side of the lower closing plate 10 or the upper closing plate 51;
7. the third slide 44 is pressed to release the third pull cord 38, the third pull cord 38 is released to return the ninth spring 37, and the ninth spring 37 returns to push the second closing plate 36 to move inward, closing both left and right sides of the lower closing plate 10 or the upper closing plate 51.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a gas holder of adjustable capacity, includes lower closing plate and is located the last closing plate of closing plate upside down, it is equipped with first articulated rod, its characterized in that to go up the articulated terminal surface under the closing plate: the first hinge rod is arranged in a bilateral symmetry mode, a second hinge rod located on the lower side of the first hinge rod is hinged to the upper end face of the lower sealing plate, the second hinge rod is arranged in a bilateral symmetry mode and hinged to the first hinge rod, sealing cloth is connected to the outer surfaces of the second hinge rod and the first hinge rod, the sealing cloth, the upper sealing plate and the lower sealing plate are sealed to form an air storage cavity, fixing rods are fixedly arranged in the air storage cavity, the fixing rods are arranged in a bilateral symmetry mode, a piston box is fixedly arranged on the upper end face of each fixing rod, a piston cavity is fixedly arranged in the piston box, a piston is slidably arranged in the piston cavity, a piston rod is fixedly arranged on the upper end face of the piston and extends upwards to be fixedly connected with the inner top wall of the upper sealing plate, a one-way air inlet valve is fixedly arranged on the lower sealing plate, and a sealing device is fixedly arranged on the outer side of the lower sealing plate and, the sealing device is characterized in that an annular plate is fixedly arranged on the opposite end face of the sealing device, the annular plate is fixedly connected with the lower closing plate and the opposite end face of the upper closing plate, gas passes through the one-way gas inlet valve and enters the gas storage cavity, when the gas is filled in the gas storage cavity, the piston moves upwards to drive the piston rod to move upwards, and the piston rod moves upwards to move upwards to enable the upper closing plate to move upwards to enable the second hinge rod and the first hinge rod to be in a vertical state, so that the volume of the gas storage cavity is increased, and the gas storage cavity can contain more gas.
2. An adjustable capacity air reservoir according to claim 1 wherein: the piston box is fixedly provided with a sliding groove, the sliding grooves are arranged in a bilateral symmetry mode, a sliding block is arranged in the sliding groove in a sliding mode, the sliding block is connected with the bottom wall of the sliding groove through a first spring, and the outer end wall of the sliding block is fixedly connected with the piston.
3. An adjustable capacity air reservoir according to claim 1 wherein: the sealing device comprises a sealing plate, a first cavity is arranged in the sealing plate, a second cavity is arranged in the sealing plate and located on the outer side of the first cavity, an L-shaped sealing plate is arranged between the second cavity and the first cavity in a sliding mode, the L-shaped sealing plate is arranged in a bilateral symmetry mode, a first sealing plate is arranged between the second cavity and the first cavity in a sliding mode, the first sealing plate is arranged in a bilateral symmetry mode, the first sealing plate is located on the upper side of the L-shaped sealing plate, a second sealing plate is arranged between the second cavity and the first cavity in a sliding mode, and the second sealing plate is located on the upper side of the first sealing plate.
4. An adjustable capacity air reservoir according to claim 3 wherein: the sealing plate is characterized in that a first groove is fixedly formed in the sealing plate, the first groove is arranged in a bilateral symmetry mode, the first groove extends downwards to penetrate through the L-shaped sealing plate and extends into the first cavity, a first sliding block is arranged in the first groove in a sliding mode, the first sliding block is connected with the top wall of the first groove through a second spring, the outer end face of the L-shaped sealing plate is connected with the inner end face of the sealing plate through a third spring, the upper end face of the L-shaped sealing plate is connected with the inner end face of the sealing plate through a fourth spring, the fourth spring is located on the inner side of the third spring, and the upper end face of the first sliding block is connected with the outer end face of the L-shaped sealing plate through a.
5. An adjustable capacity air reservoir according to claim 3 wherein: the sealing plate is internally and fixedly provided with a second groove which is arranged in a bilateral symmetry mode, the second groove extends inwards to penetrate through the first sealing plate and extends into the first cavity, a second sliding block is arranged in the second groove in a sliding mode, the second sliding block is connected with the top wall of the second groove through a fifth spring, the outer end face of the first sealing plate is connected with the inner end face of the sealing plate through a sixth spring, the outer end face of the first sealing plate is connected with the inner end face of the sealing plate through a seventh spring, the seventh spring is located on the lower side of the sixth spring, and the outer end face of the second sliding block is connected with the outer end face of the first sealing plate through a second pull rope.
6. An adjustable capacity air reservoir according to claim 3 wherein: the sealing plate is internally and fixedly provided with a third groove, the third groove extends inwards to penetrate through the second sealing plate and extends into the first cavity, a third sliding block is arranged in the third groove in a sliding mode, the third sliding block is connected with the top wall of the third groove through an eighth spring, the outer end face of the second sealing plate is connected with the inner end face of the sealing plate through a ninth spring, the ninth spring is arranged in a bilateral symmetry mode, and the outer end face of the third sliding block is connected with the outer end face of the second sealing plate through a third pull rope.
CN201911089268.6A 2019-11-08 2019-11-08 Gas storage tank with adjustable capacity Active CN110748784B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201911089268.6A CN110748784B (en) 2019-11-08 2019-11-08 Gas storage tank with adjustable capacity
JP2019225995A JP2021076241A (en) 2019-11-08 2019-12-14 Gas tank with adjustable capacity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911089268.6A CN110748784B (en) 2019-11-08 2019-11-08 Gas storage tank with adjustable capacity

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CN115370024B (en) * 2022-09-14 2024-02-20 河北建业工程橡胶有限公司 Expansion joint anti-bank waterproof structure
CN117262514B (en) * 2023-11-23 2024-01-30 江苏旭阳化工设备有限公司 Stainless steel storage tank

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