CN216520942U - Public medium pipeline conveying system for pharmaceutical workshop - Google Patents

Public medium pipeline conveying system for pharmaceutical workshop Download PDF

Info

Publication number
CN216520942U
CN216520942U CN202123429262.4U CN202123429262U CN216520942U CN 216520942 U CN216520942 U CN 216520942U CN 202123429262 U CN202123429262 U CN 202123429262U CN 216520942 U CN216520942 U CN 216520942U
Authority
CN
China
Prior art keywords
workshop
tank
synthesis
compressed air
nitrogen
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.)
Active
Application number
CN202123429262.4U
Other languages
Chinese (zh)
Inventor
范世德
马勇
申恒税
张应龙
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.)
Sichuan Open Medicine Co ltd
Original Assignee
Sichuan Open Medicine 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 Sichuan Open Medicine Co ltd filed Critical Sichuan Open Medicine Co ltd
Priority to CN202123429262.4U priority Critical patent/CN216520942U/en
Application granted granted Critical
Publication of CN216520942U publication Critical patent/CN216520942U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

The utility model discloses a common medium pipeline conveying system for a pharmaceutical workshop, the pharmaceutical workshop comprises a first synthesis workshop, a second synthesis workshop and a solvent recovery workshop, the nitrogen making machine, the air compressor, the refrigerating machine, the nitrogen storage tank, the compressed air tank and the freezing medium tank are arranged in the first synthesis workshop, the second synthesis workshop and the solvent recovery workshop, the nitrogen making machine, the air compressor, the refrigerating machine, the nitrogen storage tank, the compressed air tank and the freezing medium tank are correspondingly communicated with the nitrogen storage tank, the compressed air tank and the freezing medium tank in a one-to-one mode, the nitrogen storage tank, the compressed air tank and the freezing medium tank are all provided with output pipes, and the output pipes of the nitrogen storage tank, the compressed air tank and the freezing medium tank inside the first synthesis workshop are communicated with the output pipes of the nitrogen storage tank, the compressed air tank and the freezing medium tank inside the solvent recovery workshop in a one-to-one correspondence mode. The application can meet the requirement for the public medium to a certain extent when the public medium equipment in the pharmaceutical workshop breaks down.

Description

Public medium pipeline conveying system for pharmaceutical workshop
Technical Field
The utility model relates to a pipeline conveying system, in particular to a common medium pipeline conveying system for a pharmaceutical workshop, and belongs to the technical field of workshop common medium conveying.
Background
The factory buildings for the pharmaceutical workshops are divided into factory buildings for producing raw material medicines such as chemical synthesis raw material medicines, biological metabolism or synthetic raw material medicines, extracts of active ingredients of natural medicines mainly comprising herbaceous plants and the like, and finally matched factory buildings for producing medical medicaments, and generally, systems for water supply and drainage, water for injection, air supply and heat supply, strong electricity and weak electricity, refrigeration, ventilation, heating and the like are arranged in each pharmaceutical workshop so as to meet the requirement of normal production of each workshop.
Some equipment in the pharmaceutical workshop is prone to failure in an uncertain time due to long-time work, such as a nitrogen making machine and an air compressor, and once the equipment is out of order, daily production in the corresponding pharmaceutical workshop can be seriously affected.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention aims to provide a common medium pipeline conveying system for pharmaceutical workshop.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides a public medium pipeline conveying system between pharmacy workshop, pharmacy workshop include first synthetic workshop, the synthetic workshop of second and menstruum recovery workshop, the inside in first synthetic workshop, the synthetic workshop of second and menstruum recovery workshop all is provided with nitrogen generator, air compressor machine and refrigerator, the inside in first synthetic workshop, the synthetic workshop of second and menstruum recovery workshop all is provided with nitrogen gas holding vessel, compressed air jar and freezing medium jar, and is inside in same pharmacy workshop nitrogen generator, air compressor machine and refrigerator and nitrogen gas holding vessel, compressed air jar and freezing medium jar one-to-one intercommunication, nitrogen gas holding vessel, compressed air jar and freezing medium jar all are provided with the output tube, the output tube of the inside nitrogen gas holding vessel, compressed air jar and freezing medium jar in first synthetic workshop and the inside nitrogen gas holding vessel, the inside of menstruum recovery workshop, The output pipes of the compressed air tank and the freezing medium tank are communicated in a one-to-one correspondence manner.
Optionally, the output pipes of the nitrogen storage tank, the compressed air tank and the freezing medium tank in the first synthesis workshop are communicated with the output pipes of the nitrogen storage tank, the compressed air tank and the freezing medium tank in the second synthesis workshop in a one-to-one correspondence manner.
Optionally, the intercommunication is provided with first nitrogen gas pipe between the output tube of the inside nitrogen gas holding vessel in first synthesis workshop and the output tube of the inside nitrogen gas holding vessel in menstruum recovery workshop, the intercommunication is provided with first compressed air pipe between the output tube of the inside compressed air jar in first synthesis workshop and the output tube of the inside compressed air jar in menstruum recovery workshop, the intercommunication is provided with first cryovial between the output tube of the inside refrigerant jar in first synthesis workshop and the output tube of the inside refrigerant jar in menstruum recovery workshop.
Optionally, a second nitrogen pipe is communicated and arranged between an output pipe of the nitrogen storage tank inside the first synthesis workshop and an output pipe of the nitrogen storage tank inside the second synthesis workshop, a second compressed air pipe is communicated and arranged between the output pipe of the compressed air tank inside the first synthesis workshop and the output pipe of the compressed air tank inside the second synthesis workshop, and a second freezing pipe is communicated and arranged between the output pipe of the freezing medium tank inside the first synthesis workshop and the output pipe of the freezing medium tank inside the second synthesis workshop.
Optionally, a first nitrogen valve is arranged on the first nitrogen pipe, a first air compression valve is arranged on the first air compression pipe, and a first freezing valve and a first booster pump are arranged on the first freezing pipe.
Optionally, a second nitrogen valve is arranged on the second nitrogen pipe, a second air compression valve is arranged on the second air compression pipe, and a second freezing valve and a second booster pump are arranged on the second freezing pipe.
Optionally, output pipes of the nitrogen storage tank, the compressed air tank and the freezing medium tank inside the first synthesis workshop are communicated with branch pipes inside the first synthesis workshop and are provided with first one-way output valves, and output pipe main pipelines of the nitrogen storage tank, the compressed air tank and the freezing medium tank inside the second synthesis workshop and the solvent recovery workshop are provided with second one-way output valves.
The utility model has the beneficial effects that:
1. when a nitrogen machine, an air compressor or a refrigerator in a second synthesis workshop or a solvent recovery workshop breaks down, the nitrogen machine, the air compressor or the refrigerator in the first synthesis workshop is started, and a first nitrogen valve, a first air compression valve or a first refrigeration valve or a first booster pump, a second nitrogen valve, a second air compression valve or a second refrigeration valve and a second booster pump are simultaneously opened, so that nitrogen, compressed air or a refrigeration medium in the first synthesis workshop can be conveniently conveyed into the second synthesis workshop or the solvent recovery workshop for use, and emergency requirements can be conveniently provided for normal production of the pharmaceutical workshop with equipment failure;
2. when equipment failure occurs in the second synthesis workshop or the solvent recovery workshop, the second one-way output valve on the corresponding pipeline is opened, nitrogen, compressed air or freezing medium in the first synthesis workshop can be conveyed into the output pipes of the nitrogen storage tank, the compressed air tank and the freezing medium tank in the second synthesis workshop and the solvent recovery workshop, and the condition that the medium flows backwards can be reduced by the second one-way output valve.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present invention;
in the figure: 1. a first synthesis plant; 2. a second synthesis plant; 3. a solvent recovery plant; 4. a nitrogen making machine; 5. an air compressor; 6. a freezer; 7. a nitrogen storage tank; 8. a compressed air tank; 9. a freezing medium tank; 10. an output pipe; 11. a first nitrogen gas pipe; 12. a first pneumatic tube; 13. a first freezing pipe; 14. a first nitrogen gas valve; 15. a first air compression valve; 16. a first freeze valve; 17. a first booster pump; 18. a second nitrogen pipe; 19. a second pneumatic tube; 20. a second freezing pipe; 21. a second nitrogen valve; 22. a second air compression valve; 23. a second freeze valve; 24. a second booster pump; 25. a first one-way output valve; 26. and a second one-way output valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described with reference to the accompanying drawings. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
A common medium pipeline conveying system between pharmacy workshops, refer to FIG. 1, the pharmacy workshops include a first synthesis workshop 1, a second synthesis workshop 2 and a solvent recovery workshop 3, the interiors of the first synthesis workshop 1, the second synthesis workshop 2 and the solvent recovery workshop 3 are all provided with a nitrogen making machine 4, an air compressor 5 and a refrigerator 6, the interiors of the first synthesis workshop 1, the second synthesis workshop 2 and the solvent recovery workshop 3 are all provided with a nitrogen storage tank 7, a compressed air tank 8 and a freezing medium tank 9, the nitrogen making machine 4 and the nitrogen storage tank 7 in the same pharmacy workshop are communicated, the air compressor 5 and the compressed air tank 8 in the same pharmacy workshop are communicated, the refrigerator 6 and the freezing medium tank 9 in the same pharmacy workshop are communicated, all the nitrogen storage tanks 7, the compressed air tank 8 and the freezing medium tank 9 are all communicated and provided with an output pipe 10, an output pipe 10 of the nitrogen storage tank 7 in the first synthesis workshop 1 is communicated with an output pipe 10 of the nitrogen storage tank 7 in the solvent recovery workshop 3, the output pipe 10 of the compressed air tank 8 in the first synthesis workshop 1 is communicated with the output pipe 10 of the compressed air tank 8 in the solvent recovery workshop 3, and the output pipe 10 of the refrigerant tank 9 in the first synthesis workshop 1 is communicated with the output pipe 10 of the refrigerant tank 9 in the solvent recovery workshop 3; when a nitrogen machine, an air compressor 5 or a refrigerating machine 6 in the solvent recovery workshop 3 breaks down, nitrogen, compressed air or a freezing medium in the first synthesis workshop 1 can be conveyed to the inside of the solvent recovery workshop 3 so as to meet the production and use requirements in the solvent recovery workshop 3.
Referring to fig. 1, a nitrogen storage tank 7 inside a first synthesis workshop 1 is communicated with a nitrogen storage tank 7 inside a second synthesis workshop 2, an output pipe 10 of a compressed air tank 8 inside the first synthesis workshop 1 is communicated with an output pipe 10 of a compressed air tank 8 inside the second synthesis workshop 2, an output pipe 10 of a refrigerant tank 9 inside the first synthesis workshop 1 is communicated with an output pipe 10 of a refrigerant tank 9 inside the second synthesis workshop 2, and when a nitrogen machine, an air compressor 5 or a refrigerator 6 inside the second synthesis workshop 2 breaks down, nitrogen, compressed air or refrigerant inside the first synthesis workshop 1 can be conveyed into the second synthesis workshop 2 to meet the production and use requirements inside the second synthesis workshop 2.
Referring to fig. 1, as a preferred embodiment, a first nitrogen pipe 11 is provided between an output pipe 10 of a nitrogen storage tank 7 inside a first synthesis plant 1 and an output pipe 10 of the nitrogen storage tank 7 inside a solvent recovery plant 3 through three-way communication, a first compressed air pipe 12 is provided between the output pipe 10 of a compressed air tank 8 inside the first synthesis plant 1 and the output pipe 10 of the compressed air tank 8 inside the solvent recovery plant 3 through three-way communication, and a first freezing pipe 13 is provided between the output pipe 10 of a freezing medium tank 9 inside the first synthesis plant 1 and the output pipe 10 of the freezing medium tank 9 inside the solvent recovery plant 3 through three-way communication; a first nitrogen valve 14 is arranged on the first nitrogen pipe 11, a first air compression valve 15 is arranged on the first air compression pipe 12, and a first freezing valve 16 and a first booster pump 17 are arranged on the first freezing pipe 13; opening first nitrogen gas valve 14, can carrying the nitrogen gas in the nitrogen gas holding vessel 7 in the inside in first synthesis workshop 1 to use in menstruum recovery workshop 3, opening first blank valve 15, can carry the compressed air in the compressed air jar 8 in the inside in first synthesis workshop 1 to use in menstruum recovery workshop 3, open freeze valve and first booster pump 17, can carry the inside refrigerant of the inside refrigerant in first synthesis workshop 1 to use inside in menstruum recovery workshop 3, in order to satisfy the inside demand of normally producing in menstruum recovery workshop 3.
Referring to fig. 1, as a preferred embodiment, a second nitrogen pipe 18 is provided between the outlet pipe 10 of the nitrogen storage tank 7 in the first synthesis plant 1 and the outlet pipe 10 of the nitrogen storage tank 7 in the second synthesis plant 2 through three-way communication, a second compressed air pipe 19 is provided between the outlet pipe 10 of the compressed air tank 8 in the first synthesis plant 1 and the outlet pipe 10 of the compressed air tank 8 in the second synthesis plant 2 through three-way communication, and a second freezing pipe 20 is provided between the outlet pipe 10 of the freezing medium tank 9 in the first synthesis plant 1 and the outlet pipe 10 of the freezing medium tank 9 in the second synthesis plant 2 through three-way communication; a second nitrogen valve 21 is arranged on the second nitrogen pipe 18, a second air compression valve 22 is arranged on the second air compression pipe 19, and a second freezing valve 23 and a second booster pump 24 are arranged on the second freezing pipe 20; when equipment failure occurs in the second synthesis workshop 2, the second nitrogen valve 21 is opened, nitrogen in the nitrogen storage tank 7 in the first synthesis workshop 1 can be conveyed into the second synthesis workshop 2 for use, the first air compression valve 15 is opened, compressed air in the compressed air tank 8 in the first synthesis workshop 1 can be conveyed into the second synthesis workshop 2 for use, the freezing valve and the first booster pump 17 are opened, and freezing media in the first synthesis workshop 1 can be conveyed into the second synthesis workshop 2 for use, so that the requirement of normal production in the second synthesis workshop 2 is met.
Referring to fig. 1, branch pipelines of the nitrogen storage tank 7, the compressed air tank 8 and the output pipe 10 of the refrigerant tank 9 in the first synthesis workshop 1, which lead to the first synthesis workshop 1, are all provided with a first one-way output valve 25, main pipelines of the nitrogen storage tank 7, the compressed air tank 8 and the output pipe 10 of the refrigerant tank 9 in the second synthesis workshop 2 and the solvent recovery workshop 3 are all provided with a second one-way output valve 26, the first one-way output valve 25 and the second one-way output valve 26 are stop valves, the second one-way output valve 26 is closed, so that the mediums in the nitrogen storage tank 7, the compressed air tank 8 and the freezing medium tank 9 in the second synthesis workshop 2 and the solvent recovery workshop 3 can be output only through the output pipe 10, but not through the output pipe 10, which is beneficial to conveying the common medium in the first synthesis workshop 1 to the second synthesis workshop 2 and the solvent recovery workshop 3 for direct use.
Example 2
The present embodiment is different from embodiment 1 in that, in the present embodiment, the first one-way output valve 25 and the second one-way output valve 26 are one-way valves, and the nitrogen storage tank 7, the compressed air tank 8 and the output pipe 10 of the freezing medium tank 9 in the first synthesis workshop 1 are also provided with stop valves on branch pipelines leading to the first synthesis workshop 1, the nitrogen storage tank 7, the compressed air tank 8 and the output pipe 10 of the freezing medium tank 9 in the second synthesis workshop 2 and the solvent recovery workshop 3 are also provided with stop valves on branch pipelines leading to the second synthesis workshop 2 or the solvent recovery workshop 3, when equipment failure occurs in the second synthesis workshop 2 or the solvent recovery workshop 3, the corresponding stop valve in the second synthesis workshop 2 or the solvent recovery workshop 3 is closed, so that the common medium in the first synthesis workshop 1 can be conveniently conveyed to the second synthesis workshop 2 and the solvent recovery workshop 3 for direct use.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a public medium pipeline conveying system between pharmacy workshop, pharmacy workshop includes first synthesis workshop (1), second synthesis workshop (2) and menstruum recovery workshop (3), the inside of first synthesis workshop (1), second synthesis workshop (2) and menstruum recovery workshop (3) all is provided with nitrogen generator (4), air compressor machine (5) and refrigerator (6), its characterized in that: the nitrogen storage tank (7), the compressed air tank (8) and the freezing medium tank (9) are arranged in the first synthesis workshop (1), the second synthesis workshop (2) and the solvent recovery workshop (3), the nitrogen making machine (4), the air compressor (5) and the freezing machine (6) in the same pharmaceutical workshop are communicated with the nitrogen storage tank (7), the compressed air tank (8) and the freezing medium tank (9) in a one-to-one correspondence manner, the nitrogen storage tank (7), the compressed air tank (8) and the freezing medium tank (9) are all provided with output pipes (10), the nitrogen storage tank (7), the compressed air tank (8) and the output pipe (10) of the freezing medium tank (9) in the first synthesis workshop (1) are communicated with the nitrogen storage tank (7), the compressed air tank (8) and the output pipe (10) of the freezing medium tank (9) in the solvent recovery workshop (3) in a one-to-one correspondence mode.
2. The pharmaceutical workshop common media piping system of claim 1, wherein: the nitrogen storage tank (7), the compressed air tank (8) and the output pipe (10) of the freezing medium tank (9) in the first synthesis workshop (1) are communicated with the nitrogen storage tank (7), the compressed air tank (8) and the output pipe (10) of the freezing medium tank (9) in the second synthesis workshop (2) in a one-to-one correspondence mode.
3. The pharmaceutical workshop common media piping system of claim 1, wherein: the utility model discloses a refrigerant freezing medium storage tank, including first synthetic workshop (1), outlet tube (10) and solvent recovery workshop (3), the intercommunication is provided with first nitrogen gas pipe (11) between outlet tube (10) of the inside nitrogen gas holding vessel (7) of first synthetic workshop (1) and outlet tube (10) of the inside nitrogen gas holding vessel (7) of solvent recovery workshop (3), the intercommunication is provided with first pressure air pipe (12) between outlet tube (10) of the inside compressed air jar (8) of first synthetic workshop (1) and outlet tube (10) of the inside compressed air jar (8) of solvent recovery workshop (3), the intercommunication is provided with first freezing pipe (13) between outlet tube (10) of the inside freezing medium jar (9) of first synthetic workshop (1) and outlet tube (10) of the inside freezing medium jar (9) of solvent recovery workshop (3).
4. The pharmaceutical workshop common media piping system of claim 2, wherein: the utility model discloses a synthetic workshop, including first synthetic workshop (1), second synthetic workshop (2), output tube (10) of inside nitrogen gas holding vessel (7) of first synthetic workshop (1) and second synthetic workshop (2) inside nitrogen gas holding vessel (7) between intercommunication be provided with second nitrogen gas pipe (18), intercommunication is provided with second compressed air pipe (19) between output tube (10) of the inside compressed air jar (8) of first synthetic workshop (1) and second synthetic workshop (2), it is provided with second cryovial (20) to communicate between output tube (10) of the inside refrigerant medium jar (9) of first synthetic workshop (1) and output tube (10) of the inside refrigerant medium jar (9) of second synthetic workshop (2).
5. The pharmaceutical workshop common media piping system of claim 3, wherein: be provided with first nitrogen gas valve (14) on first nitrogen gas pipe (11), be provided with first pressure air valve (15) on first pressure air pipe (12), be provided with first freeze valve (16) and first booster pump (17) on first freeze pipe (13).
6. The pharmaceutical workshop common media piping system of claim 4, wherein: the second nitrogen pipe (18) is provided with a second nitrogen valve (21), the second air compression pipe (19) is provided with a second air compression valve (22), and the second freezing pipe (20) is provided with a second freezing valve (23) and a second booster pump (24).
7. The pharmaceutical workshop common media piping system of claim 1, wherein: the nitrogen and air composite plant is characterized in that output pipes (10) of a nitrogen storage tank (7), a compressed air tank (8) and a freezing medium tank (9) in the first synthesis plant (1) are communicated with branch pipes in the first synthesis plant (1) and are provided with first one-way output valves (25), and second one-way output valves (26) are arranged on main pipelines of the nitrogen storage tank (7), the compressed air tank (8) and the output pipe (10) of the freezing medium tank (9) in the second synthesis plant (2) and the solvent recovery plant (3).
CN202123429262.4U 2021-12-31 2021-12-31 Public medium pipeline conveying system for pharmaceutical workshop Active CN216520942U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123429262.4U CN216520942U (en) 2021-12-31 2021-12-31 Public medium pipeline conveying system for pharmaceutical workshop

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123429262.4U CN216520942U (en) 2021-12-31 2021-12-31 Public medium pipeline conveying system for pharmaceutical workshop

Publications (1)

Publication Number Publication Date
CN216520942U true CN216520942U (en) 2022-05-13

Family

ID=81513701

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123429262.4U Active CN216520942U (en) 2021-12-31 2021-12-31 Public medium pipeline conveying system for pharmaceutical workshop

Country Status (1)

Country Link
CN (1) CN216520942U (en)

Similar Documents

Publication Publication Date Title
CN108759143A (en) A kind of special cascade superhigh temperature hot water air source heat pump system
CN202660230U (en) Phase change-less LNG (liquefied natural gas) cold energy utilization device for cold storage
CN216520942U (en) Public medium pipeline conveying system for pharmaceutical workshop
CN115388324A (en) Gas-liquid hydrogen combined supply hydrogenation station
CN102705705A (en) Phase-change-free liquefied natural gas (LNG) cold energy utilization device for refrigerator
CN202141254U (en) High temperature water chilling unit
CN2275582Y (en) Miniature equipment for fermenting beer
CN104534601A (en) Air energy storage and refrigerating system used in power outage accident of nuclear power plant main control room
CN203893525U (en) Cold storage refrigerating cabinet system fully utilizing cold energy of liquefied natural gas
CN213873419U (en) Nitrogen liquefaction system for parallel production power generation
CN201344705Y (en) Liquefied natural gas preparation device by utilizing compressed natural gas
CN205090723U (en) LNG vaporizing station cold energy use system
CN218672731U (en) Refrigerant recovery device
CN207991061U (en) The cold energy recovery system at small-sized LNG gasification station
CN211648499U (en) Water return structure for sealing water of water supply pump of thermal power plant
CN212057582U (en) Water cooling system
CN211451479U (en) Refrigerant collecting system for multiple units of large-scale refrigerator station room
CN208671484U (en) A kind of LNG/L-CNG automobile gas station BOG recyclable device
CN112344652A (en) Nitrogen liquefaction system for parallel production power generation and application method thereof
CN219079480U (en) Air distribution device of dry fermentation system and dry fermentation system
CN201803516U (en) Open type throttling refrigeration device
CN220738869U (en) Purging device for oxygen and nitrogen external supply pipeline in air separation station area
CN111121195A (en) Water cooling system
CN216845259U (en) Cold air ice water making device and production workshop with same
CN204555129U (en) A kind of for the air energy-storing refrigerating system in the master control room of nuclear power station loss of power accident

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant