CN112113141A - Novel integrated LNG gasification gas supply system - Google Patents

Novel integrated LNG gasification gas supply system Download PDF

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Publication number
CN112113141A
CN112113141A CN202011094779.XA CN202011094779A CN112113141A CN 112113141 A CN112113141 A CN 112113141A CN 202011094779 A CN202011094779 A CN 202011094779A CN 112113141 A CN112113141 A CN 112113141A
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CN
China
Prior art keywords
pipe
box
moisture
gas supply
middle position
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
Application number
CN202011094779.XA
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Chinese (zh)
Inventor
周建琪
武龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhangjiagang Aipu Energy Equipment Co ltd
Original Assignee
Zhangjiagang Aipu Energy Equipment Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhangjiagang Aipu Energy Equipment Co ltd filed Critical Zhangjiagang Aipu Energy Equipment Co ltd
Priority to CN202011094779.XA priority Critical patent/CN112113141A/en
Publication of CN112113141A publication Critical patent/CN112113141A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
    • F17C7/02—Discharging liquefied gases
    • F17C7/04—Discharging liquefied gases with change of state, e.g. vaporisation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • F16L58/04—Coatings characterised by the materials used
    • 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
    • F17C13/08—Mounting arrangements for vessels
    • 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
    • F17C9/00—Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure
    • F17C9/02—Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure with change of state, e.g. vaporisation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D3/00—Arrangements for supervising or controlling working operations
    • F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/005—Protection or supervision of installations of gas pipelines, e.g. alarm
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/0217—Mechanical details of casings
    • 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
    • F17C2205/01—Mounting arrangements
    • F17C2205/0103—Exterior arrangements
    • 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
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/03—Mixtures
    • F17C2221/032—Hydrocarbons
    • F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
    • 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
    • F17C2265/00—Effects achieved by gas storage or gas handling
    • F17C2265/06—Fluid distribution
    • F17C2265/068—Distribution pipeline networks

Landscapes

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

Abstract

The invention discloses a novel integrated LNG gasification gas supply system which comprises a moisture-proof box, a fixing hole, an explosion-proof junction box, a conveying pipe, a fixable supporting and protecting storage box structure, a protectable warning insulation pipe structure, a shelterable cover replacing structure, an automatic odorizing machine, a stop valve, a pressure regulator, a flowmeter, a water bath type reheater, a filter, a differential pressure sensor and a pressure sensor. The arrangement of the fixed box, the LNG low-temperature storage tank, the vaporizer, the support rod, the bottom plate and the moisture-proof box is beneficial to the mutual matching of the moisture-proof box, the fixed box and the bottom plate in the use process, and the protection work of electrical equipment in the use process is facilitated; the protective tube, the fixed plate, the connecting plate, fixed pipe, the setting of damp proof case and conveyer pipe is favorable to protecting the work through protective tube and fixed pipe to the conveyer pipe at the in-process that uses, prevents that the in-process conveyer pipe that uses from receiving the corruption or receiving the damage and influencing work.

Description

Novel integrated LNG gasification gas supply system
Technical Field
The invention belongs to the technical field of gas supply systems, and particularly relates to a novel integrated LNG gasification gas supply system.
Background
LNG (liquefied natural gas) is a main gas source or a transition gas source of a city which cannot use the pipe-line natural gas for gas supply at present, and is also a supplementary gas source or a peak shaving gas source of a plurality of cities which use the pipe-line natural gas for gas supply. The LNG vaporization gas supply system is a general term for LNG vaporization stations and/or LNG gas supply stations of different sizes, is an integrated system for receiving, storing and distributing LNG, and is also an intermediate regulation site for towns or gas enterprises to transfer LNG from a manufacturer to a user.
However, the existing gas supply system also has the problems that the equipment is inconvenient to be protected in the using process, the output pipeline is inconvenient to be protected and warned, and the gas is inconvenient to be replaced in the maintenance process.
Therefore, it is very necessary to invent a novel integrated LNG gasification gas supply system.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a novel integrated LNG gasification gas supply system to solve current gas supply system and have the in-process inconvenient work of protecting equipment that protects in using, inconvenient protect and warn work and inconvenient in the problem of carrying out gas exchange at the in-process of maintaining to output pipeline.
In order to solve the technical problems, the invention adopts the technical scheme that: a novel integrated LNG gasification gas supply system comprises a moisture-proof box, a fixing hole, an explosion-proof junction box, a conveying pipe, a fixable supporting protective storage box structure, a protective warning insulation pipe structure, a shelterable replacement cover structure, an automatic odorizing machine, a cut-off valve, a pressure regulator, a flowmeter, a water bath type reheater, a filter, a differential pressure sensor and a pressure sensor, wherein the fixing hole is formed in the left side of the upper end of the moisture-proof box; the explosion-proof junction box is connected to the upper part of the inner wall of the right side of the moisture-proof box through bolts; the right side of the lower end of the conveying pipe is in threaded connection with the output end of the automatic odorizing machine; the fixable supporting protective storage box structure is arranged on the left side inside the moisture-proof box; the protective warning heat-insulating pipe structure is arranged on the outer wall of the conveying pipe; the sheltering and replaceable cover structure is arranged at the upper end of the moisture-proof box; the automatic odorizing machine, the cut-off valve, the pressure regulator and the flowmeter are connected and communicated through pipelines; the shut-off valve, the pressure regulator, the flow meter, the water bath type reheater and the filter pipeline are connected and communicated; the differential pressure sensor and the pressure sensor are respectively connected to the right side of the structure of the fixable supporting and protecting storage box through pipelines; the fixable supporting protection storage box structure comprises a fixed box, a hoisting ring, an LNG low-temperature storage tank, a vaporizer, a supporting rod and a bottom plate; the hoisting rings are respectively in threaded connection with the four corners of the upper end of the fixed box; the LNG low-temperature storage tank is connected to the middle position in the fixed box through bolts; the vaporizer is connected to the outer wall of the LNG low-temperature storage tank through bolts; the upper ends of the supporting rods are respectively connected to the four corners of the lower end of the fixed box through bolts; the bottom plate is connected with the lower part between the support rods through bolts.
Preferably, the protective warning heat-insulating pipe structure comprises a protective pipe, a fixed plate, a connecting plate, a fixed pipe and a warning pipe, wherein the right side of the lower end of the protective pipe is welded at the middle position of the left side of the fixed plate; the upper end of the protective pipe is in threaded connection with the middle position inside the lower side of the connecting plate; the lower end of the fixed pipe is in threaded connection with the middle position of the upper end of the connecting plate; the warning pipe is sleeved on the outer wall of the fixed pipe.
Preferably, the shielding and replaceable cover structure comprises a connecting frame, a shielding cover, an air inlet pipe, an air inlet fan assembly, an exhaust pipe, an exhaust fan assembly and a supporting block, wherein the left side of the shielding cover is axially connected to the middle position of the inner part of the upper side of the connecting frame; the air inlet pipe is connected to the middle position of the left side of the upper end of the shielding cover through a bolt; the air inlet fan assembly is connected to the middle position in the air inlet pipe through a bolt; the lower end of the exhaust pipe is connected to the middle position of the right side of the upper end of the shielding cover through a bolt; the exhaust fan assembly is connected to the middle position inside the exhaust pipe through a bolt; the supporting block is connected to the right side of the lower end of the shielding cover through bolts.
Preferably, the pressure regulator is arranged on the left side of the flow meter; the cut-off valve is arranged on the left side of the filter; the automatic odorizing machine, the stop valve, the pressure regulator, the flowmeter, the water bath type reheater and the filter are respectively arranged at the bottom end inside the moisture-proof box.
Preferably, the hoisting ring is a stainless steel ring with a threaded rod welded at the lower end; the supporting rod is a cylindrical stainless steel rod; the bottom plate adopts a PVC plate with the upper end glued with a moisture absorption pad.
Preferably, the fixed box, the supporting rod and the bottom plate are inserted into the left side of the inside of the moisture-proof box; the lower end of the supporting rod and the bottom plate are respectively arranged in contact with the bottom end inside the moisture-proof box.
Preferably, the warning pipe is a PVC pipe of which the outer wall is glued with a warning strip; the fixing plate and the connecting plate are respectively made of stainless steel plates with through holes in the middle.
Preferably, the lower end of the protection pipe is connected to the middle position of the lower part of the left side of the moisture-proof box through a fixing plate; the fixed plate is connected with the moisture-proof box through bolts; the protective pipe and the fixed pipe are respectively sleeved on the outer wall of the conveying pipe, and sponge layers are arranged at the joints.
Preferably, the upper parts of the inner walls of the air inlet pipe and the air outlet pipe are connected with stainless steel nets through screws; the air inlet pipe penetrates through the middle position inside the left side of the shielding cover; the exhaust pipe penetrates through the middle position inside the right side of the shielding cover; the supporting block adopts a cuboid magnet block.
Preferably, the connecting frame is connected to the middle position of the left side of the upper end of the moisture-proof box through a bolt; the lower ends of the air inlet pipe and the exhaust pipe are respectively communicated with the interior of the moisture-proof box; the supporting block is adsorbed on the right side of the upper end of the moisture-proof box.
Compared with the prior art, the invention has the beneficial effects that:
in the invention, the arrangement of the fixed box, the LNG low-temperature storage tank, the vaporizer, the support rod, the bottom plate and the moisture-proof box is beneficial to the mutual matching of the moisture-proof box, the fixed box and the bottom plate in the use process, and the protection work of electrical equipment in the use process is convenient.
According to the invention, the arrangement of the protective pipe, the fixing plate, the connecting plate, the fixing pipe, the moisture-proof box and the conveying pipe is beneficial to protecting the conveying pipe through the protective pipe and the fixing pipe in the use process, and the conveying pipe is prevented from being corroded or damaged to influence the work in the use process.
According to the invention, the arrangement of the shielding cover, the air inlet pipe, the air inlet fan assembly, the exhaust pipe, the exhaust fan assembly, the moisture-proof box and the fixing hole is beneficial to conveying gas to the interior of the moisture-proof box through the matching of the air inlet pipe and the air inlet fan assembly in the use process, and then the gas is exhausted through the matching of the exhaust pipe and the exhaust fan assembly, so that potential safety hazards caused by LNG gas existing in the moisture-proof box in the use process are prevented.
According to the LNG low-temperature storage tank, the fixed box, the hoisting ring, the LNG low-temperature storage tank, the vaporizer, the supporting rod and the bottom plate are arranged, so that the LNG low-temperature storage tank can be conveniently moved and fixed by connecting the hoisting ring with external hoisting equipment in the use process.
According to the invention, the arrangement of the protective pipe, the connecting plate, the fixing pipe, the warning pipe and the conveying pipe is beneficial to warning the conveying pipe through the warning pipe in the using process, and the conveying pipe is prevented from being damaged and affecting the work in the using process.
According to the invention, the connecting frame, the shielding cover, the air inlet pipe, the exhaust pipe, the supporting block, the moisture-proof box and the fixing hole are arranged, so that the shielding cover can be used for shielding the upper end of the moisture-proof box in the use process, and the dustproof work can be conveniently carried out in the use process.
In the invention, the moisture insulation box, the fixing hole, the fixing box, the hoisting ring, the supporting rod and the bottom plate are arranged, so that the dismounting work of the electrical equipment installation is facilitated in the use process, and the maintenance and overhaul work is facilitated in the work process.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the fixable support shielded storage box structure of the invention.
Fig. 3 is a schematic structural view of the protective warning insulation pipe structure of the invention.
Fig. 4 is a schematic structural view of the structure of the shelterable replaceable cover of the present invention.
In fig. 1 to 4:
1. a moisture-proof box; 2. a fixing hole; 3. an explosion-proof junction box; 4. a delivery pipe; 5. the protective storage box structure can be fixedly supported; 51. a fixed box; 52. hoisting a ring; 53. an LNG low-temperature storage tank; 54. a vaporizer; 55. a support bar; 56. a base plate; 6. the structure of the warning insulating pipe can be protected; 61. a protective tube; 62. a fixing plate; 63. a connecting plate; 64. a fixed tube; 65. a warning tube; 7. the cover replacing structure can be shielded; 71. a connecting frame; 72. a shielding cover; 73. an air inlet pipe; 74. an intake fan assembly; 75. an exhaust pipe; 76. an exhaust fan assembly; 77. a support block; 8. an automatic odorizing machine; 9. a shut-off valve; 10. a voltage regulator; 11. a flow meter; 12. a water bath type reheater; 13. a filter; 14. a differential pressure sensor; 15. a pressure sensor.
Detailed Description
The invention is described in detail below with reference to the attached drawing figures:
as shown in fig. 1 and fig. 2, the novel integrated LNG gasification gas supply system of the present invention comprises a moisture-proof box 1, a fixing hole 2, an explosion-proof junction box 3, a delivery pipe 4, a fixable supporting and protecting storage box structure 5, a protectable warning insulation pipe structure 6, a shelterable replacement cover structure 7, an automatic odorizing machine 8, a cut-off valve 9, a pressure regulator 10, a flowmeter 11, a water bath type reheater 12, a filter 13, a differential pressure sensor 14 and a pressure sensor 15, wherein the fixing hole 2 is formed in the left side of the upper end of the moisture-proof box 1; the explosion-proof junction box 3 is connected to the upper part of the inner wall of the right side of the moisture-proof box 1 through bolts; the right side of the lower end of the conveying pipe 4 is in threaded connection with the output end of the automatic odorizing machine 8; the fixable supporting protective storage box structure 5 is arranged on the left side inside the moisture-proof box 1; the protective warning heat-insulating pipe structure 6 is arranged on the outer wall of the conveying pipe 4; the shelterable replaceable cover structure 7 is arranged at the upper end of the moisture-proof box 1; the automatic odorizing machine 8, the cut-off valve 9, the pressure regulator 10 and the flowmeter 11 are connected and communicated through pipelines; the shut-off valve 9, the pressure regulator 10, the flow meter 11, the water bath type reheater 12 and the filter 13 are connected and communicated through pipelines; the differential pressure sensor 14 and the pressure sensor 15 are respectively connected to the right side of the fixable supporting and protecting storage box structure 5 through pipelines; the fixable supporting and protecting storage box structure 5 comprises a fixed box 51, a hoisting ring 52, an LNG low-temperature storage tank 53, a vaporizer 54, a supporting rod 55 and a bottom plate 56; the hoisting rings 52 are respectively in threaded connection with four corners of the upper end of the fixed box 51; the LNG low-temperature storage tank 53 is connected to the middle position in the fixed box 51 through bolts; the vaporizer 54 is bolted to the outer wall of the LNG cryogenic storage tank 53; the upper ends of the supporting rods 55 are respectively bolted at four corners of the lower end of the fixed box 51; the bottom plate 56 is bolted to the lower part between the support rods 55; when the device is used, the moisture insulation box 1 is fixed at a proper position or embedded at a proper position, then an external power supply and a control device are connected by using a lead, then the fixed box 51 is installed at a proper position, LNG gas is injected into the LNG low-temperature storage tank 53, and then the device used in a matched mode is arranged at the upper end of the bottom plate 56, so that the device is prevented from being influenced by moisture corrosion in the using process.
In this embodiment, referring to fig. 3, the protective warning insulation pipe structure 6 includes a protective pipe 61, a fixing plate 62, a connecting plate 63, a fixing pipe 64 and a warning pipe 65, wherein the right side of the lower end of the protective pipe 61 is welded at the middle position of the left side of the fixing plate 62; the upper end of the protective pipe 61 is in threaded connection with the middle position inside the lower side of the connecting plate 63; the lower end of the fixed pipe 64 is in threaded connection with the middle position of the upper end of the connecting plate 63; the warning pipe 65 is sleeved on the outer wall of the fixed pipe 64; the outer wall at conveyer pipe 4 is cup jointed through protective tube 61 and fixed pipe 64 at the in-process that carries out the air feed to and the sponge layer that sets up between conveyer pipe 4 to conveyer pipe 4, carry out protection work, prevent that conveyer pipe 4 from receiving corrosion influence air feed work in work, the warning strip that warns pipe 65 outer wall setting simultaneously in work warns work, prevents that conveyer pipe 4 from receiving the impact of falling and carrying work in work.
In this embodiment, referring to fig. 4, the cover replaceable structure 7 includes a connecting frame 71, a shielding cover 72, an air inlet pipe 73, an air inlet fan assembly 74, an air outlet pipe 75, an air outlet fan assembly 76 and a supporting block 77, wherein the left side of the shielding cover 72 is coupled to the middle position of the inside of the upper side of the connecting frame 71; the air inlet pipe 73 is connected to the middle position of the left side of the upper end of the shielding cover 72 through a bolt; the air inlet fan assembly 74 is bolted to the middle position inside the air inlet pipe 73; the lower end of the exhaust pipe 75 is bolted to the middle position of the right side of the upper end of the shielding cover 72; the exhaust fan assembly 76 is bolted at the middle position in the exhaust pipe 75; the supporting block 77 is connected to the right side of the lower end of the shielding cover 72 through a bolt; the in-process that uses shelters from the work through sheltering from lid 72, and the in-process that shelters from through intake pipe 73 and the cooperation of air inlet fan subassembly 74 to the inside of damp proof box 1 work of blowing, then through blast pipe 75 and the cooperation of exhaust fan subassembly 76 with the inside gas outgoing of damp proof box 1, prevent that the LNG gas from appearing in the in-process damp proof box 1 that uses, cause the potential safety hazard.
In this embodiment, specifically, the pressure regulator 10 is disposed on the left side of the flow meter 11; the shut-off valve 9 is arranged on the left side of the filter 13; the automatic odorizing machine 8, the cut-off valve 9, the pressure regulator 10, the flowmeter 11, the water bath type reheater 12 and the filter 13 are respectively arranged at the bottom end inside the moisture insulation box 1.
In this embodiment, specifically, the hoisting ring 52 is a stainless steel ring with a threaded rod welded at the lower end; the supporting rod 55 is a cylindrical stainless steel rod; the bottom plate 56 is a PVC plate having a moisture absorbing pad glued to the upper end thereof.
In this embodiment, specifically, the fixed box 51, the support rod 55 and the bottom plate 56 are inserted into the left side of the inside of the moisture-proof box 1; the lower end of the supporting rod 55 and the bottom plate 56 are respectively arranged in contact with the bottom end of the interior of the moisture-proof box 1.
In this embodiment, specifically, the warning tube 65 is a PVC tube with a warning strip glued to an outer wall thereof; the fixing plate 62 and the connecting plate 63 are made of stainless steel plates with through holes at the middle positions.
In this embodiment, specifically, the lower end of the protection tube 61 is connected to the middle position of the lower part of the left side of the moisture-proof box 1 through a fixing plate 62; the fixed plate 62 is connected with the moisture-proof box 1 through bolts; the protective pipe 61 and the fixed pipe 64 are respectively sleeved on the outer wall of the conveying pipe 4, and a sponge layer is arranged at the joint.
In this embodiment, specifically, the upper portions of the inner walls of the air inlet pipe 73 and the air outlet pipe 75 are connected with stainless steel nets by screws; the air inlet pipe 73 penetrates through the middle position of the left inner part of the shielding cover 72; the exhaust pipe 75 penetrates through the middle position inside the right side of the shielding cover 72; the supporting block 77 is a rectangular magnet block.
In this embodiment, specifically, the connecting frame 71 is bolted to the middle position on the left side of the upper end of the moisture-proof box 1; the lower ends of the air inlet pipe 73 and the air outlet pipe 75 are respectively communicated with the inside of the moisture-proof box 1; the supporting block 77 is adsorbed on the right side of the upper end of the moisture-proof box 1.
Principle of operation
In the invention, when in use, the moisture insulation box 1 is fixed at a proper position or pre-embedded at a proper position, then an external power supply and control equipment are connected by using a lead, then the fixed box 51 is installed at a proper position, LNG gas is injected into the LNG low-temperature storage tank 53, then the equipment used in a matched manner is arranged at the upper end of the bottom plate 56, the equipment is prevented from being influenced by moisture corrosion during the use process to influence the equipment work, the protective pipe 61 and the fixed pipe 64 are sleeved on the outer wall of the conveying pipe 4 during the gas supply process, and the conveying pipe 4 is protected by a sponge layer arranged between the protective pipe and the conveying pipe 4, the conveying pipe 4 is prevented from being influenced by corrosion during the work, meanwhile, the warning strip arranged on the outer wall of the warning pipe 65 during the work carries out warning work, the conveying work is prevented from being influenced by falling collision during the work, and the shielding work is carried out by the shielding, the work of blowing is carried out to damp proof case 1's inside through intake pipe 73 and the cooperation of air inlet fan subassembly 74 to the in-process that shelters from, then through blast pipe 75 and the cooperation of exhaust fan subassembly 76 with the inside gaseous exhaust of damp proof case 1, prevents that the in-process that uses damp proof case 1 is inside to appear LNG gas, causes the potential safety hazard.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims (10)

1. A novel integrated LNG gasification gas supply system comprises a moisture-proof box (1), a fixing hole (2), an explosion-proof junction box (3), a conveying pipe (4), a fixable supporting protective storage box structure (5), a protective warning insulation pipe structure (6), a shelterable replacement cover structure (7), an automatic odorizing machine (8), a stop valve (9), a pressure regulator (10), a flowmeter (11), a water bath type reheater (12), a filter (13), a differential pressure sensor (14) and a pressure sensor (15), wherein the fixing hole (2) is formed in the left side of the upper end of the moisture-proof box (1); the explosion-proof junction box (3) is connected to the upper part of the inner wall of the right side of the moisture-proof box (1) through bolts; the right side of the lower end of the conveying pipe (4) is in threaded connection with the output end of the automatic odorizing machine (8); the automatic odorizing machine (8), the cut-off valve (9), the pressure regulator (10) and the flow meter (11) are connected and communicated through pipelines; the shut-off valve (9), the pressure regulator (10), the flowmeter (11), the water bath type reheater (12) and the filter (13) are connected and communicated through pipelines; the differential pressure sensor (14) and the pressure sensor (15) are respectively connected to the right side of the fixable supporting protective storage box structure (5) through pipelines; the novel integrated LNG gasification gas supply system is characterized in that the fixable supporting protective storage box structure (5) in the novel integrated LNG gasification gas supply system is arranged on the left side inside the moisture-proof box (1); the protective warning heat-insulation pipe structure (6) is arranged on the outer wall of the conveying pipe (4); the sheltering and replaceable cover structure (7) is arranged at the upper end of the moisture-proof box (1); the fixable supporting protection storage box structure (5) comprises a fixed box (51), a hoisting ring (52), an LNG low-temperature storage tank (53), a vaporizer (54), a supporting rod (55) and a bottom plate (56); the hoisting rings (52) are respectively in threaded connection with the four corners of the upper end of the fixed box (51); the LNG low-temperature storage tank (53) is connected to the middle position inside the fixed box (51) through bolts; the vaporizer (54) is connected to the outer wall of the LNG low-temperature storage tank (53) through bolts; the upper ends of the supporting rods (55) are respectively connected to the four corners of the lower end of the fixed box (51) through bolts; the bottom plate (56) is connected with the lower part between the support rods (55) through bolts.
2. The novel integrated LNG gasification gas supply system according to claim 1, wherein the protective warning insulation pipe structure (6) comprises a protective pipe (61), a fixing plate (62), a connecting plate (63), a fixing pipe (64) and a warning pipe (65), and the lower end of the protective pipe (61) is welded at the middle position of the left side of the fixing plate (62); the upper end of the protective pipe (61) is in threaded connection with the middle position inside the lower side of the connecting plate (63); the lower end of the fixed pipe (64) is in threaded connection with the middle position of the upper end of the connecting plate (63); the warning pipe (65) is sleeved on the outer wall of the fixed pipe (64).
3. The novel integrated LNG gasification gas supply system according to claim 1, wherein the shelterable replaceable cover structure (7) comprises a connecting frame (71), a sheltering cover (72), an air inlet pipe (73), an air inlet fan assembly (74), an air outlet pipe (75), an air outlet fan assembly (76) and a supporting block (77), wherein the left side of the sheltering cover (72) is coupled to the middle position inside the upper side of the connecting frame (71); the air inlet pipe (73) is connected to the middle position of the left side of the upper end of the shielding cover (72) through a bolt; the air inlet fan assembly (74) is connected to the middle position inside the air inlet pipe (73) through a bolt; the lower end of the exhaust pipe (75) is connected to the middle position of the right side of the upper end of the shielding cover (72) through a bolt; the exhaust fan assembly (76) is connected to the middle position inside the exhaust pipe (75) through a bolt; the supporting block (77) is connected to the right side of the lower end of the shielding cover (72) through bolts.
4. A new integrated LNG gasification gas supply system according to claim 1, characterized in that the pressure regulator (10) is arranged on the left side of the flow meter (11); the shut-off valve (9) is arranged on the left side of the filter (13); automatic odorizing machine (8), trip valve (9), pressure regulator (10), flowmeter (11) and water bath formula reheater (12) and filter (13) set up respectively in the inside bottom of damp proof case (1).
5. The novel integrated LNG gasification gas supply system as claimed in claim 2, characterized in that the hoisting ring (52) is a stainless steel ring with a threaded rod welded at the lower end; the supporting rod (55) is a cylindrical stainless steel rod; the bottom plate (56) adopts a PVC plate, the upper end of which is connected with a moisture absorption pad in an adhesive way.
6. The novel integrated LNG gasification gas supply system according to claim 1, wherein the fixed box (51), the support rods (55) and the bottom plate (56) are inserted into the left side of the inside of the moisture-proof box (1); the lower end of the supporting rod (55) and the bottom plate (56) are respectively arranged in contact with the bottom end of the interior of the moisture-proof box (1).
7. The novel integrated LNG gasification gas supply system as claimed in claim 2, characterized in that the warning pipe (65) is a PVC pipe with a warning strip glued to the outer wall; the fixing plate (62) and the connecting plate (63) are respectively made of stainless steel plates with through holes in the middle.
8. The novel integrated LNG gasification gas supply system according to claim 2, wherein the lower end of the protection pipe (61) is connected to the middle position of the lower left side of the moisture-proof box (1) through a fixing plate (62); the fixed plate (62) is connected with the moisture-proof box (1) through bolts; the protective pipe (61) and the fixed pipe (64) are respectively sleeved on the outer wall of the conveying pipe (4), and sponge layers are arranged at the joints.
9. The novel integrated LNG gasification gas supply system of claim 3, characterized in that the upper part of the inner wall of the gas inlet pipe (73) and the gas outlet pipe (75) is screwed with stainless steel mesh; the air inlet pipe (73) penetrates through the middle position of the left inner part of the shielding cover (72); the exhaust pipe (75) penetrates through the middle position inside the right side of the shielding cover (72); the supporting block (77) adopts a cuboid magnet block.
10. The novel integrated LNG gasification gas supply system according to claim 3, characterized in that the connecting frame (71) is bolted to the middle position on the left side of the upper end of the moisture-proof box (1); the lower ends of the air inlet pipe (73) and the exhaust pipe (75) are respectively communicated with the inside of the moisture-proof box (1); the supporting block (77) is adsorbed on the right side of the upper end of the moisture-proof box (1).
CN202011094779.XA 2020-10-14 2020-10-14 Novel integrated LNG gasification gas supply system Pending CN112113141A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112546809A (en) * 2021-02-24 2021-03-26 山东钛融安全技术服务有限公司 Explosion-proof control device of gas purification equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112546809A (en) * 2021-02-24 2021-03-26 山东钛融安全技术服务有限公司 Explosion-proof control device of gas purification equipment

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