CN114838514A - Water chilling unit of hydrogenation station - Google Patents
Water chilling unit of hydrogenation station Download PDFInfo
- Publication number
- CN114838514A CN114838514A CN202210434318.5A CN202210434318A CN114838514A CN 114838514 A CN114838514 A CN 114838514A CN 202210434318 A CN202210434318 A CN 202210434318A CN 114838514 A CN114838514 A CN 114838514A
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- Prior art keywords
- assembly
- evaporator
- wall
- frame
- fixed
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 25
- 239000000498 cooling water Substances 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 26
- 239000001257 hydrogen Substances 0.000 claims description 20
- 229910052739 hydrogen Inorganic materials 0.000 claims description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 19
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 238000009423 ventilation Methods 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000035939 shock Effects 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 abstract description 16
- 230000007774 longterm Effects 0.000 abstract description 5
- 238000005057 refrigeration Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 description 7
- 230000003139 buffering effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011111 cardboard Substances 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/40—Fluid line arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D1/00—Devices using naturally cold air or cold water
- F25D1/02—Devices using naturally cold air or cold water using naturally cold water, e.g. household tap water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
- F28G1/02—Non-rotary, e.g. reciprocated, appliances having brushes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
Abstract
The invention discloses a cold water unit for a hydrogenation station, which relates to the technical field of cold water units for hydrogenation stations and comprises a frame component and an evaporator component, wherein the evaporator component is arranged below the inner side of the frame component; the evaporator assembly includes: an evaporator housing; a heat exchange tube disposed inside the evaporator case; the clamping plate is fixed above the inside of the evaporator shell, and a flexible pad is fixed on the upper side of the clamping plate; and the micro installation frame is installed on the upper inner wall of the evaporator shell. The invention has the beneficial effects that: this hydrogenation station cooling water set adopts the precooling subassembly earlier to carry out preliminary cooling when the cooling back refrigerant cools down, then adopts the abundant refrigerated mode of condenser again, can improve the cooling efficiency and the cooling degree of refrigerant to in the use of evaporimeter subassembly, be provided with the scale removal structure of inside heat exchange tube, can descale the outer wall of heat exchange tube, avoid long-term the use to cause its outer wall scaling to influence refrigeration efficiency.
Description
Technical Field
The invention relates to the technical field of a cold water unit of a hydrogen station, in particular to a cold water unit of a hydrogen station.
Background
The hydrogen station is a gas station for supplying hydrogen to the fuel cell vehicle, and as an infrastructure for supplying hydrogen to the fuel cell vehicle, the hydrogen needs to be cooled during the use of the hydrogen station, and therefore a water chiller is needed, which is also called as: a refrigerator, a refrigerating unit, an ice water unit, a cooling device, and the like. The water chilling unit comprises four main components: compressor, evaporimeter, condenser and expansion valve to the unit refrigeration heating effect has been realized.
In the cooling process of the existing cold water unit for the hydrogenation station, the outer wall of a heat exchange tube inside a corresponding evaporator is not provided with a corresponding descaling structure, so that the phenomenon of scale deposition can occur, and the cooling efficiency is influenced.
Disclosure of Invention
The invention aims to provide a water chilling unit for a hydrogenation station, which aims to solve the problems that in the cooling process of the existing water chilling unit for the hydrogenation station, the outer wall of a heat exchange tube in a corresponding evaporator is not provided with a corresponding descaling structure, the phenomenon of scale deposition possibly occurs, and the cooling efficiency is influenced.
In order to achieve the purpose, the invention provides the following technical scheme: a hydro-station chiller comprising:
a frame assembly;
an evaporator assembly disposed below an interior side of the frame assembly;
the evaporator assembly includes:
an evaporator housing;
a heat exchange tube disposed inside the evaporator case;
the clamping plate is fixed above the inside of the evaporator shell, and a flexible pad is fixed on the upper side of the clamping plate;
the micro installation frame is installed on the inner wall above the evaporator shell, a linear motor is installed on the lower side in the micro installation frame, a connecting rod is fixed below the linear motor, a movable connecting plate is installed below the connecting rod, a hollow groove is formed in the inner wall of the movable connecting plate, and a descaling soft brush is arranged on the inner wall of the hollow groove;
the compressor assembly is positioned on one side above the evaporator assembly, and a precooling assembly is arranged on the other side of the compressor assembly;
the water pump is arranged on the upper side of the precooling assembly, and the other side of the water pump is connected with the condenser;
a water circulation assembly installed between the condenser and the evaporator assembly;
and the positioning temperature conduction mechanisms are arranged on the outer sides of the two sides of the frame assembly.
Preferably, the movable connecting plate forms an integrated structure through the connecting rod and the linear motor, the hollow groove in the movable connecting plate is sleeved outside the heat exchange tube, and the descaling soft brush on the inner wall of the hollow groove is attached to the outer wall of the heat exchange tube.
Preferably, the frame assembly comprises:
a base;
the damping spring is fixed above the base, and a bearing seat is fixed above the damping spring;
the side plates are fixed on two sides of the upper portion of the base, and the protective seats are installed on the inner sides of the upper portions of the side plates.
Preferably, the symmetry center of the protection seat coincides with the symmetry center of the bearing seat, and damping springs are arranged between the bearing seat and the base at equal intervals.
Preferably, the compressor assembly includes:
a compressor main body;
a water inlet pipe disposed at a lower side of the compressor main body and connected with the evaporator assembly;
and the water outlet pipe is arranged on the right side of the compressor main body and is connected with the precooling assembly.
Preferably, the pre-cooling assembly comprises:
a fixing frame;
the ventilation groove is formed in the outer side of the fixing frame, and a filter screen is fixed inside the ventilation groove;
the heat dissipation fan is arranged on the outer wall of the fixed frame and communicated with the inside of the fixed frame;
and the pre-cooling water pipe is arranged in the fixed frame and is of a circulating U-shaped structure.
Preferably, the water circulation assembly includes:
and the two ends of the water supply pipe are respectively connected with the condenser and the evaporator assembly, and the lower side of the water supply pipe is sequentially connected with a drying filter and an expansion valve.
Preferably, the positioning temperature conduction mechanism includes:
the heat dissipation fins are arranged on the outer side of the condenser;
the metal heat-conducting plate, and install in the outside of evaporimeter subassembly, and the outside of metal heat-conducting plate is fixed with the outer casing, the fretwork groove has all been seted up to the inboard of outer casing and metal heat-conducting plate.
Preferably, the inner side surface of the metal heat-conducting plate is attached to the outer side surface of the evaporator shell, and the hollow grooves in the metal heat-conducting plate and the outer guard plate are arranged at equal intervals.
The invention provides a cold water unit of a hydrogenation station, which has the following beneficial effects:
this hydrogenation station cooling water set adopts the precooling subassembly earlier to carry out preliminary cooling when the cooling back refrigerant cools down, then adopts the abundant refrigerated mode of condenser again, can improve the cooling efficiency and the cooling degree of refrigerant to in the use of evaporimeter subassembly, be provided with the scale removal structure of inside heat exchange tube, can descale the outer wall of heat exchange tube, avoid long-term the use to cause its outer wall scaling to influence refrigeration efficiency.
1. The invention is provided with the evaporator assembly, the refrigerant in the heat exchange tube in the evaporator assembly can be used for refrigerating, the connecting rod and the movable connecting plate can be driven to move by the movement of the linear motor in the micro mounting frame, and the hollow groove in the movable connecting plate is sleeved on the outer side of the heat exchange tube, so that the descaling soft brush on the inner wall of the hollow groove can descale the outer wall of the heat exchange tube, and the influence of scale on the outer wall of the heat exchange tube due to long-term use is avoided.
2. The invention is provided with a temperature conduction mechanism, the low temperature of the evaporator assembly is conducted and the heat is absorbed through the metal heat conduction plate and the outer guard plate, the outer guard plate of the metal heat conduction plate is made of the same material, meanwhile, the hollow grooves in the metal heat conduction plate and the outer guard plate can conduct the low temperature and simultaneously can also enable air to flow and keep the interior ventilation in a continuous low-temperature state, and the heat dissipation fins are positioned on the outer side of the condenser and can further dissipate the heat of the condenser.
3. The invention is provided with a frame component, the evaporator component and the compressor component can be stably supported and protected by the supporting seat and the protecting seat matched with the side plate, meanwhile, the shock absorption springs with equal distance between the supporting seat and the base can play a role in buffering and shock absorption, the stability is improved, and the evaporator component of the water inlet pipe of the compressor component is connected; the water outlet pipe is connected with the precooling assembly, so that the compressor main body can bring heat into a precooling water pipe in the fixing frame of the precooling assembly.
4. The invention is provided with a precooling assembly, a radiating fan is matched with a ventilation groove to carry out preliminary air cooling on a precooling water pipe in a fixed frame, the precooling water pipe is in a circulating U-shaped structure and can carry out circulating radiation to realize precooling and cooling, a water pump can send a refrigerant precooled by the precooling assembly into a condenser, the refrigerant and water of the condenser carry out heat exchange to ensure that the water absorbs heat to promote the refrigerant to be cooled again, and the arrangement of the water circulation assembly ensures that the refrigerant can be circularly returned to the inside of an evaporator assembly through a water supply pipe, a drying filter and an expansion valve.
Drawings
FIG. 1 is a schematic diagram of a front view external structure of a cold water unit of a hydrogen station according to the present invention;
FIG. 2 is a schematic diagram of a front view semi-section structure of a cold water unit of a hydrogen station according to the present invention;
FIG. 3 is a schematic view of the internal cross-sectional structure of an evaporator assembly of a cold water unit of a hydrogen station according to the present invention;
FIG. 4 is a schematic diagram of a side view external configuration of a cold water unit of a hydrogen station according to the present invention;
FIG. 5 is a schematic view of a connection structure between a metal heat-conducting plate and an evaporator shell of a cold water unit of a hydrogen station according to the present invention;
fig. 6 is a schematic perspective view of a metal heat-conducting plate of a cooling water unit of a hydrogen station according to the present invention.
In the figure: 1. a frame assembly; 101. a base; 102. a damping spring; 103. a bearing seat; 104. a side plate; 105. a protective seat; 2. an evaporator assembly; 201. an evaporator housing; 202. a heat exchange pipe; 203. clamping a plate; 204. a flexible pad; 205. a micro-mounting frame; 206. a linear motor; 207. a connecting rod; 208. a movable connecting plate; 209. a hollow groove; 210. a descaling soft brush; 3. a compressor assembly; 301. a compressor main body; 302. a water inlet pipe; 303. a water outlet pipe; 4. a pre-cooling assembly; 401. a fixing frame; 402. a ventilation slot; 403. filtering with a screen; 404. a heat dissipation fan; 405. a pre-cooling water pipe; 5. a water pump; 6. a condenser; 7. a water circulation assembly; 701. a water supply pipe; 702. drying the filter; 703. an expansion valve; 8. a temperature conduction mechanism; 801. a heat dissipating fin; 802. a metal heat-conducting plate; 803. an outer shroud; 804. and (6) hollowing out the groove.
Detailed Description
As shown in fig. 1, the present invention provides a technical solution: a hydro-station chiller comprising: a frame assembly 1; the frame assembly 1 includes: a base 101; a damper spring 102 fixed above the base 101, and a holder 103 fixed above the damper spring 102; side plates 104 fixed to both sides of the upper part of the base 101, and a protection seat 105 attached to the inner side of the upper part of the side plates 104; the symmetry center of the protective seat 105 is coincident with the symmetry center of the bearing seat 103, the shock absorption springs 102 are arranged between the bearing seat 103 and the base 101 at equal intervals, the bearing seat 103 and the protective seat 105 are matched with the side plate 104 to stably bear and protect the evaporator assembly 2 and the compressor assembly 3, and meanwhile, the shock absorption springs 102 at equal intervals between the bearing seat 103 and the base 101 can play a role in buffering and shock absorption, so that the stability is improved; pre-cooling assembly 4 comprises: a fixing frame 401; a ventilation groove 402 opened at an outer side of the fixing frame 401, and a filter screen 403 fixed inside the ventilation groove 402; a heat dissipation fan 404 installed on an outer wall of the fixing frame 401, and the heat dissipation fan 404 is communicated with the inside of the fixing frame 401; a water circulation unit 7 installed between the condenser 6 and the evaporator unit 2; the water circulation module 7 includes: a water supply pipe 701 having both ends connected to the condenser 6 and the evaporator module 2, respectively, and a dry filter 702 and an expansion valve 703 connected to the lower side of the water supply pipe 701 in this order.
As shown in fig. 2, the present invention provides a technical solution: a cold water unit of a hydrogenation station is characterized in that a compressor assembly 3 is positioned on one side above an evaporator assembly 2, and a precooling assembly 4 is arranged on the other side of the compressor assembly 3; the compressor assembly 3 includes a compressor main body 301; a water inlet pipe 302 provided at a lower side of the compressor main body 301 and connected to the evaporator unit 2; a water outlet pipe 303 disposed at the right side of the compressor main body 301 and connected to the pre-cooling assembly 4; a water pump 5 installed on the upper side of the pre-cooling assembly 4, and the other side of the water pump 5 is connected with a condenser 6; precooling water pipe 405, it is installed in the inside of fixed frame 401, and precooling water pipe 405 is circulating "U" shape structure, and heat dissipation fan 404 cooperates ventilation duct 402 to carry out preliminary air cooling to precooling water pipe 405 in fixed frame 401, and precooling water pipe 405 is circulating "U" shape structure and can circulate the heat dissipation, realizes the precooling cooling.
As shown in fig. 3, the present invention provides a technical solution: a cold water unit of a hydrogenation station comprises an evaporator assembly 2, a frame assembly 1 and a water pump, wherein the evaporator assembly 2 is arranged below the inner side of the frame assembly 1; the evaporator assembly 2 includes: an evaporator housing 201; a heat exchange pipe 202 disposed inside the evaporator case 201; a card board 203 fixed above the inside of the evaporator case 201, and a flexible pad 204 is fixed on the upper side of the card board 203; the micro-installation frame 205 is installed on the upper inner wall of the evaporator shell 201, a linear motor 206 is installed on the lower side inside the micro-installation frame 205, a connecting rod 207 is fixed below the linear motor 206, a movable connecting plate 208 is installed below the connecting rod 207, a hollow groove 209 is formed in the inner wall of the movable connecting plate 208, and a descaling soft brush 210 is arranged on the inner wall of the hollow groove 209; the movable connecting plate 208 is of an integrated structure formed between the connecting rod 207 and the linear motor 206, the hollow groove 209 in the movable connecting plate 208 is sleeved outside the heat exchange tube 202, the descaling soft brush 210 on the inner wall of the hollow groove 209 is attached to the outer wall of the heat exchange tube 202, the connecting rod 207 and the movable connecting plate 208 can be driven to move through the movement of the linear motor 206 in the micro mounting frame 205, the hollow groove 209 in the movable connecting plate 208 is sleeved outside the heat exchange tube 202, and therefore the descaling soft brush 210 on the inner wall of the hollow groove 209 can descale the outer wall of the heat exchange tube 202, and the influence of scale on the outer wall of the heat exchange tube 202 due to long-term use is avoided, and the refrigeration efficiency is prevented from being influenced by scale accumulated on the outer wall.
As shown in fig. 4-6, the present invention provides a technical solution: a cold water unit of a hydrogenation station is provided, a positioning temperature conduction mechanism 8 is arranged on the outer sides of two sides of a frame component 1, and the positioning temperature conduction mechanism 8 comprises: heat radiation fins 801 disposed outside the condenser 6; the metal heat conducting plate 802 is installed on the outer side of the evaporator assembly 2, an outer guard plate 803 is fixed on the outer side of the metal heat conducting plate 802, and hollow grooves 804 are formed in the inner sides of the outer guard plate 803 and the metal heat conducting plate 802; the inner side of the metal heat-conducting plate 802 is attached to the outer side of the evaporator shell 201, the hollow-out grooves 804 in the metal heat-conducting plate 802 and the outer guard 803 are equidistantly arranged, the outer guard 803 of the metal heat-conducting plate 802 is made of the same material, the metal heat-conducting plate 802 and the outer guard 803 conduct low temperature to the outside and absorb heat, and meanwhile the hollow-out grooves 804 in the metal heat-conducting plate 802 and the outer guard 803 conduct low temperature and can also conduct air flow while keeping a continuous low-temperature state.
To sum up, when the water chilling unit for the hydrogenation station is used, firstly, a hydrogenation pipe which needs to be cooled in the hydrogenation station can be arranged on the outer side of the evaporator shell 201 of the evaporator assembly 2 and is attached to the outer guard plate 803, the refrigerant in the heat exchange pipe 202 in the evaporator assembly 2 is refrigerated and conducts low temperature to the outer side through the metal heat conduction plate 802 and the outer guard plate 803 and absorbs heat, the outer guard plate 803 of the metal heat conduction plate 802 is made of the same material, meanwhile, the hollow-out grooves 804 in the heat exchange pipe and the outer guard plate 802 enable the refrigerant to flow air and keep a continuous low-temperature state at the same time of conducting low temperature, then the compressor assembly 3 can bring the heat into the precooling water pipe 405 in the fixing frame 401 of the precooling assembly 4, the heat dissipation fan 404 is matched with the ventilation groove 402 to carry out primary air cooling on the refrigerant, the precooling water pipe 405 is in a circulating U-shaped structure and can carry out circulating heat dissipation to realize precooling cooling, and then the water pump 5 is sent into the condenser 6, the refrigerant is heat exchanged with the water of the condenser 6 to absorb heat to promote the refrigerant to be cooled again, meanwhile, the heat dissipation fins 801 further dissipate heat of the refrigerant, finally, the refrigerant is circularly returned to the interior of the evaporator assembly 2 through the water feeding pipe 701, the drying filter 702 and the expansion valve 703, in the using process, the connecting rod 207 and the movable connecting plate 208 are driven to move by the movement of the linear motor 206 in the micro mounting frame 205, the hollow groove 209 in the movable connecting plate 208 is sleeved on the outer side of the heat exchange pipe 202, so that the descaling soft brush 210 on the inner wall of the hollow groove 209 can descale the outer wall of the heat exchange pipe 202, the refrigeration efficiency is prevented from being influenced by the incrustation on the outer wall due to long-term use, in addition, the bearing seat 103 and the protective seat 105 can stably bear and protect the evaporator assembly 2 and the compressor assembly 3 by matching with the side plate 104, and simultaneously, the shock absorption springs 102 at equal intervals between the bearing seat 103 and the base 101 can play a role of buffering and shock absorption, the stability is improved, and the using process of the whole cold water unit of the hydrogenation station is completed.
Claims (9)
1. A hydro-station chiller comprising:
a frame assembly (1);
the method is characterized in that:
an evaporator assembly (2) disposed below an inner side of the frame assembly (1);
the evaporator assembly (2) comprises:
an evaporator housing (201);
a heat exchange pipe (202) disposed inside the evaporator case (201);
a clamping plate (203) which is fixed above the inside of the evaporator shell (201), and a flexible pad (204) is fixed on the upper side of the clamping plate (203);
the micro-installation frame (205) is installed on the inner wall above the evaporator shell (201), a linear motor (206) is installed on the lower side inside the micro-installation frame (205), a connecting rod (207) is fixed below the linear motor (206), a movable connecting plate (208) is installed below the connecting rod (207), a hollow groove (209) is formed in the inner wall of the movable connecting plate (208), and a descaling soft brush (210) is arranged on the inner wall of the hollow groove (209);
the compressor assembly (3) is positioned on one side above the evaporator assembly (2), and the other side of the compressor assembly (3) is provided with a precooling assembly (4);
the water pump (5) is arranged on the upper side of the precooling assembly (4), and the other side of the water pump (5) is connected with a condenser (6);
a water circulation assembly (7) mounted between the condenser (6) and the evaporator assembly (2);
and the positioning temperature conduction mechanisms (8) are arranged on the outer sides of two sides of the frame component (1).
2. The cold water unit for the hydrogenation station as claimed in claim 1, wherein the movable connecting plate (208) and the linear motor (206) form an integrated structure through the connecting rod (207), a hollow groove (209) in the movable connecting plate (208) is sleeved outside the heat exchange tube (202), and a descaling soft brush (210) on the inner wall of the hollow groove (209) is attached to the outer wall of the heat exchange tube (202).
3. A hydrogen station water chilling unit according to claim 1, characterized in that the frame assembly (1) comprises:
a base (101);
a damping spring (102) fixed above the base (101), wherein a bearing seat (103) is fixed above the damping spring (102);
and the side plates (104) are fixed on two sides of the upper part of the base (101), and the inner side of the upper part of each side plate (104) is provided with a protective seat (105).
4. The cold water unit for a hydrogen refueling station according to claim 3, wherein the center of symmetry of the protection seat (105) coincides with the center of symmetry of the support seat (103), and the shock absorbing springs (102) are arranged between the support seat (103) and the base (101) at equal distances.
5. A cold water unit for a hydrogen station according to claim 1, characterized in that said compressor assembly (3) comprises:
a compressor main body (301);
a water inlet pipe (302) disposed at a lower side of the compressor main body (301) and connected to an evaporator assembly (2);
and the water outlet pipe (303) is arranged on the right side of the compressor main body (301) and is connected with the precooling assembly (4).
6. A cold water unit for a hydrogen station according to claim 1, wherein said pre-cooling assembly (4) comprises:
a fixed frame (401);
a ventilation groove (402) which is opened at the outer side of the fixing frame (401), and a filter screen (403) is fixed in the ventilation groove (402);
a heat dissipation fan (404) which is installed on the outer wall of the fixing frame (401), and the heat dissipation fan (404) is communicated with the inside of the fixing frame (401);
and the pre-cooling water pipe (405) is installed inside the fixed frame (401), and the pre-cooling water pipe (405) is of a circulating U-shaped structure.
7. A cold water unit for a hydrogen station according to claim 1, characterized in that said water circulation assembly (7) comprises:
and the two ends of the water supply pipe (701) are respectively connected with the condenser (6) and the evaporator assembly (2), and the lower side of the water supply pipe (701) is sequentially connected with a drying filter (702) and an expansion valve (703).
8. The cold water unit for a hydrogen refueling station according to claim 1, wherein the positioning temperature conduction mechanism (8) comprises:
a heat radiation fin (801) disposed outside the condenser (6);
the evaporator comprises a metal heat-conducting plate (802) and is arranged on the outer side of the evaporator assembly (2), an outer guard plate (803) is fixed on the outer side of the metal heat-conducting plate (802), and hollow grooves (804) are formed in the inner sides of the outer guard plate (803) and the metal heat-conducting plate (802).
9. The cold water unit for the hydrogen station as claimed in claim 8, wherein the inner side surface of the metal heat conducting plate (802) is attached to the outer side surface of the evaporator shell (201), and the hollow-out grooves (804) inside the metal heat conducting plate (802) and the outer guard plate (803) are equidistantly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210434318.5A CN114838514A (en) | 2022-04-24 | 2022-04-24 | Water chilling unit of hydrogenation station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210434318.5A CN114838514A (en) | 2022-04-24 | 2022-04-24 | Water chilling unit of hydrogenation station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114838514A true CN114838514A (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210434318.5A Pending CN114838514A (en) | 2022-04-24 | 2022-04-24 | Water chilling unit of hydrogenation station |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN206959430U (en) * | 2017-04-28 | 2018-02-02 | 东莞市博华机电设备有限公司 | A kind of cycle industrial cooling-water machine |
| CN209131234U (en) * | 2018-11-14 | 2019-07-19 | 武汉麦丘科技有限公司 | Miniature cooling-water machine |
| CN210119029U (en) * | 2019-06-25 | 2020-02-28 | 陕西宝钢气体有限公司 | Precooling apparatus with water chilling unit |
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| CN213454458U (en) * | 2020-09-14 | 2021-06-15 | 江苏康士捷机械设备有限公司 | Water-cooled cold water machine of automatically cleaning scale removal function |
| CN113606805A (en) * | 2021-08-13 | 2021-11-05 | 上海氢枫能源技术有限公司 | Integrated water chilling unit for hydrogenation station and use method thereof |
| CN215260618U (en) * | 2021-05-10 | 2021-12-21 | 上海氢枫能源技术有限公司 | Parallel water chilling unit for hydrogenation station |
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| CN209131234U (en) * | 2018-11-14 | 2019-07-19 | 武汉麦丘科技有限公司 | Miniature cooling-water machine |
| CN210119029U (en) * | 2019-06-25 | 2020-02-28 | 陕西宝钢气体有限公司 | Precooling apparatus with water chilling unit |
| CN212842307U (en) * | 2020-09-11 | 2021-03-30 | 深圳市东星制冷机电有限公司 | Integrated frequency conversion module cold water machine |
| CN213454458U (en) * | 2020-09-14 | 2021-06-15 | 江苏康士捷机械设备有限公司 | Water-cooled cold water machine of automatically cleaning scale removal function |
| CN112297426A (en) * | 2020-10-13 | 2021-02-02 | 深圳市未来工场科技有限公司 | External cooling processing device based on SLS technology 3D printer |
| CN215260618U (en) * | 2021-05-10 | 2021-12-21 | 上海氢枫能源技术有限公司 | Parallel water chilling unit for hydrogenation station |
| CN113606805A (en) * | 2021-08-13 | 2021-11-05 | 上海氢枫能源技术有限公司 | Integrated water chilling unit for hydrogenation station and use method thereof |
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