CN217685580U - High-efficient air-cooler - Google Patents
High-efficient air-cooler Download PDFInfo
- Publication number
- CN217685580U CN217685580U CN202221671827.1U CN202221671827U CN217685580U CN 217685580 U CN217685580 U CN 217685580U CN 202221671827 U CN202221671827 U CN 202221671827U CN 217685580 U CN217685580 U CN 217685580U
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- China
- Prior art keywords
- water
- pipe
- water tank
- wet curtain
- air
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- 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.)
- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 101
- 230000007246 mechanism Effects 0.000 claims abstract description 74
- 238000001816 cooling Methods 0.000 claims abstract description 29
- 239000007921 spray Substances 0.000 claims abstract description 14
- 238000005507 spraying Methods 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 21
- 238000005057 refrigeration Methods 0.000 abstract description 18
- 239000008400 supply water Substances 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 239000000498 cooling water Substances 0.000 description 11
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000000945 filler Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008398 formation water Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Images
Classifications
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/54—Free-cooling systems
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a high-efficient air-cooler, which comprises an outer shell, the both ends opening part of shell is provided with air inlet shutter plate and the air-out shutter plate that can dismantle the connection respectively, shell inner chamber from left to right has set gradually heat transfer fin mechanism, wet curtain paper and fan, be provided with water cooling mechanism in the heat transfer fin mechanism, the top of wet curtain paper is provided with sprays the mechanism, the below of wet curtain paper is provided with the water tank, the water tank is used for respectively to water cooling mechanism and spray the mechanism and supply water, the utility model discloses not only can satisfy the cooling requirement of technology, energy-conservation, environmental protection, efficient moreover have reached energy saving and emission reduction's effect, through setting up cooperation between heat transfer fin mechanism and the water cooling mechanism and wet curtain paper and spray the cooperation between the mechanism, realize the refrigerated purpose of two-stage, improved refrigeration effect greatly, and water cooling mechanism and spray the circulating water that the mechanism all used the water tank, saved the water resource greatly.
Description
Technical Field
The utility model relates to an air-cooler technical field specifically is a high-efficient air-cooler.
Background
The air cooler is divided into an industrial air cooler for refrigeration and a household air cooler, the industrial air cooler is generally used in a refrigeration house and a cold-chain logistics refrigeration environment, the household air cooler is also called as a water-cooled air conditioner, and the air cooler is an evaporative cooling and ventilating unit integrating cooling, ventilating, dust prevention, odor removal and humidification.
At present, the air-cooler that has now mostly only has one-level refrigeration mode, its refrigeration effect is poor, and mostly cool down through spraying cooling water formation water film on wet curtain paper, this kind of mode has refrigeration effect, but refrigeration effect is poor, because rivers on the wet curtain paper are from last down flowing, therefore just spun cooling water's temperature is lower, when flowing down more, its temperature is higher more, therefore refrigeration effect is poor more, thereby it is inhomogeneous to make the cold air temperature of exhaust, simultaneously comparatively consume energy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient air-cooler to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a high-efficient air-cooler, includes the shell, the both ends opening part of shell is provided with air inlet shutter plate and the air-out shutter plate that can dismantle the connection respectively, shell cavity from left to right has set gradually heat transfer fin mechanism, wet curtain paper and fan, be provided with water cooling mechanism in the heat transfer fin mechanism, the top of wet curtain paper is provided with sprays the mechanism, the below of wet curtain paper is provided with the water tank, the water tank is used for supplying water to water cooling mechanism and spraying mechanism respectively, the inside wall of air inlet shutter plate is provided with extends the cover, it is provided with pull formula filter to extend the cover.
As a further aspect of the present invention: the four corners of the air inlet louver boards and the air outlet louver boards are fixedly connected with the shell through bolts.
As a further aspect of the present invention: the inner chamber of extending the cover is linked together with air inlet shutter plate, just it is provided with a plurality of equidistant, the vertically long strip mouth that distributes to extend the cover lateral wall of keeping away from air inlet shutter plate.
As a further aspect of the present invention: the top of extending the cover and the top of shell all are provided with the socket of mutual intercommunication, the size of socket and the size phase-match of filter, just the both sides wall of socket all is provided with the spout, the both sides of filter all be provided with spout sliding connection's smooth limit, just the top of filter is provided with and is used for carrying out the sealed lid sealed to the socket, the top of sealed lid is provided with the handle.
As the utility model discloses further scheme again: the heat exchange fin mechanism comprises a frame body, a plurality of fins distributed at equal intervals are arranged on the inner walls of the upper side and the lower side of the frame body along the length direction of the inner walls, and intervals exist between every two adjacent fins.
As a further aspect of the present invention: the water cooling mechanism comprises a plurality of groups of flow guide mechanisms which are distributed at equal intervals, and a plurality of groups of flow guide mechanisms are connected through flow dividing pipes between water inlets of the flow guide mechanisms, the water inlets of the flow dividing pipes are connected with first connecting pipes, water outlets of the flow dividing pipes are connected through flow dividing pipes, drain pipes are connected to the flow dividing pipes, the drain pipes are connected with the water tank, and each group of flow guide mechanisms comprises two heat exchange pipelines which are distributed side by side, and the heat exchange pipelines which are positioned on the rear side are higher than the heat exchange pipelines on the front side.
As the utility model discloses further scheme again: the spraying mechanism comprises three spraying pipes which are distributed at equal intervals from left to right, and a second connecting pipe is connected between the three spraying pipes through a shunt pipe.
As a further aspect of the present invention: the water tank is internally connected with a water supply pipe through a circulating pump, the water supply pipe is respectively connected with a first connecting pipe and a second connecting pipe through a three-way pipe, and the first connecting pipe and the second connecting pipe are respectively provided with a control valve.
As the utility model discloses further scheme again: the top of water tank is provided with the apron, there is the interval between the one end of apron and the water tank inner wall, just the upper surface of apron is provided with the slope, one side of water tank is provided with the filler pipe, the filler pipe extends to the outside of shell, just be provided with water level indicator on the lateral wall of water tank, be provided with the observation window that is used for observing water level indicator on the lateral wall of shell.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses not only can satisfy the cooling requirement of technology, energy-conservation, environmental protection, efficient moreover, reached energy saving and emission reduction's effect, through setting up cooperation between heat transfer fin mechanism and the water-cooling mechanism and wet curtain paper and spray the cooperation between the mechanism, realize the cryogenic purpose of two-stage, improved refrigeration effect greatly, and the water-cooling mechanism and spray the circulating water that the mechanism all used the water tank, saved the water resource greatly.
2. Because the air intake of air inlet shutter plate transversely sets up, the vertical setting of rectangular mouth to make external wind get into the shell inner chamber through the air inlet shutter plate after, by even dispersion, make the even flow direction heat transfer fin mechanism of air current, thereby make this air-cooler performance department best effect, thereby improved the refrigeration efficiency of air-cooler.
3. Through the connected mode of pull formula, be convenient for install and dismantle the filter to be convenient for regularly clean the filter, can effectively improve the filter effect of filter, can effectively improve the intake of filter simultaneously.
4. Through setting up multiunit water conservancy diversion mechanism, and multiunit water conservancy diversion mechanism is connected by the shunt tubes, make the cooling water in every heat transfer pipeline all be initial temperature, and be higher than the heat transfer pipeline of front side through the heat transfer pipeline that sets up and be located the rear side, when making the air current that flows through extending the cover enter into the clearance in the fin, make fin from the top down temperature homogeneous phase, thereby make the air current at every position behind the air current through heat transfer fin mechanism be in the samming state, the refrigeration effect has been improved, through setting up three shower of arranging in proper order, make the air current pass the cubic cascade when passing wet curtain paper, thereby further improved refrigeration effect.
5. Can supply water to water-cooling mechanism and spray the mechanism through starting the circulating pump to under the effect of control valve, can select to supply water to water-cooling mechanism or to spraying the mechanism according to site environment and supply water, in order to change refrigeration effect, the flexibility is strong.
Drawings
Fig. 1 is a schematic structural diagram of a high-efficiency air cooler.
Fig. 2 is a schematic structural view of another view angle.
Fig. 3 is a front view of fig. 1.
Fig. 4 is an exploded view of fig. 1.
Fig. 5 is a connection diagram of a heat exchange fin mechanism and a water tank in a high-efficiency air cooler.
Fig. 6 is an exploded view of fig. 5.
FIG. 7 is a schematic structural diagram of an air inlet louver in a high-efficiency air cooler.
In the figure: 1. a housing; 2. an air inlet louver board; 3. an air outlet louver board; 4. an observation window; 5. a water feeding pipe; 6. an extension cover; 7. a filter; 8. a heat exchange fin mechanism; 9. wet curtain paper; 10. a water tank; 11. a fan; 12. a spraying mechanism; 13. a water cooling mechanism; 14. a frame body; 15. a fin; 16. a water level indicator; 17. a socket; 18. a water supply pipe; 19. a first connecting pipe; 20. a second connection pipe; 21. a shunt tube; 22. a heat exchange conduit; 23. a drain pipe; 24. a header pipe; 25. a spray pipe; 26. a cover plate; 27. a long strip opening.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, in the embodiment of the present invention, a high efficiency air cooler comprises a housing 1, wherein openings at two ends of the housing 1 are respectively provided with an air inlet louver board 2 and an air outlet louver board 3 which are detachably connected, four corners of the air inlet louver board 2 and the air outlet louver board 3 are fixedly connected with the housing 1 through bolts, the air inlet louver board 2 and the air outlet louver board 3 are conveniently detached and installed, an inner cavity of the housing 1 is sequentially provided with a heat exchange fin mechanism 8, a wet curtain paper 9 and a fan 11 from left to right, the heat exchange fin mechanism 8 is provided with a water cooling mechanism 13, the upper part of the wet curtain paper 9 is provided with a spraying mechanism 12, the lower part of the wet curtain paper 9 is provided with a water tank 10, the water tank 10 is used for respectively supplying water to the water cooling mechanism 13 and the spraying mechanism 12, the heat exchange fin mechanism 8 comprises a frame body 14, the upper inner wall and the lower inner wall of the frame body 14 are provided with a plurality of fins 15 which are distributed at equal intervals along the length direction, a space is arranged between every two adjacent fins 15, the air flow can conveniently circulate through the space by arranging the spaces between the fins 15, the water cooling mechanism 13 comprises a plurality of groups of flow guide mechanisms which are distributed at equal intervals, the water inlets of the plurality of groups of flow guide mechanisms are connected through a flow distribution pipe 21, the water inlets of the flow distribution pipe 21 are connected with a first connecting pipe 19, the water outlets are connected through a flow collection pipe 24, a water discharge pipe 23 is connected on the flow collection pipe 24, the water discharge pipe 23 is connected with the water tank 10, each group of flow guide mechanisms consists of two heat exchange pipelines 22 which are distributed side by side, the heat exchange pipeline 22 which is positioned at the rear side is higher than the heat exchange pipeline 22 at the front side, and the plurality of groups of flow guide mechanisms are connected through the flow distribution pipe 21, the cooling water in each heat exchange pipe 22 is at the initial temperature, and the heat exchange pipe 22 arranged at the rear side is higher than the heat exchange pipe 22 at the front side, so that when the airflow flowing out of the extension cover 6 enters the gap in the fin 15, the temperature of the fin 15 from top to bottom is the same, the airflow at each part is in the uniform temperature state after the airflow passes through the heat exchange fin mechanism 8, the refrigeration effect is improved, and the cooling water in the heat exchange pipe 22 takes away the heat in the airflow in the flowing process when the airflow passes through the joint of the fin 15 and the heat exchange pipe 22, so that the cooling of the airflow is realized;
the spraying mechanism 12 comprises three spraying pipes 25 which are distributed at equal intervals from left to right, a second connecting pipe 20 is connected among the three spraying pipes 25 through a shunt pipe, and the three spraying pipes 25 which are sequentially distributed are arranged, so that air flow can pass through a tertiary water curtain when passing through wet curtain paper 9, the refrigerating effect is further improved, after cooling water enters the spraying pipes 25 through the second connecting pipe 20, the cooling water is uniformly sprayed on the wet curtain paper 9 by a spraying head and then flows from top to bottom, a multilayer thin water film is formed on the surface of the wet curtain paper 9, acting force between micro water drops and molecules is evaporated into steam, latent heat exchange is generated between the air and the air, a water supply pipe 18 is connected in the water tank 10 through a circulating pump, the water supply pipe 18 is respectively connected with a first connecting pipe 19 and a second connecting pipe 20 through a three-way pipe, control valves are respectively arranged on the first connecting pipe 19 and the second connecting pipe 20, the water cooling mechanism 13 and the spraying mechanism 12 can be supplied with water by starting the circulating pump, under the action of the control valve, water can be supplied to the water cooling mechanism 13 or the spraying mechanism 12 according to the field environment, so as to change the refrigeration effect, the flexibility is strong, the top end of the water tank 10 is provided with a cover plate 26, a space exists between one end of the cover plate 26 and the inner wall of the water tank 10, the upper surface of the cover plate 26 is provided with a slope, one side of the water tank 10 is provided with a water adding pipe 5, the water adding pipe 5 extends to the outer side of the shell 1, the side wall of the water tank 10 is provided with a water level indicator 16, the side wall of the shell 1 is provided with an observation window 4 for observing the water level indicator 16, water on the wet curtain paper 9 can drip on the cover plate 26 along the wet curtain paper 9, because the upper surface of the cover plate 26 is provided with a slope, water flow can enter the water tank 10 along the slope through the space, and meanwhile, the water in the heat exchange pipeline 22 can be introduced into the water tank 10 by the drain pipe 23 for recycling, therefore, water resources are greatly saved, the water level indicator 16 is convenient to observe the amount of cooling water in the water tank 10, and water can be conveniently added into the water tank 10 through the water adding pipe 5 in time;
the inner side wall of the air inlet louver board 2 is provided with an extension cover 6, a pull-type filter 7 is arranged in the extension cover 6, the inner cavity of the extension cover 6 is communicated with the air inlet louver board 2, the side wall of the extension cover 6, which is far away from the air inlet louver board 2, is provided with a plurality of strip ports 27 which are equally spaced and vertically distributed, and as the air inlet of the air inlet louver board 2 is transversely arranged, the strip ports 27 are vertically arranged, so that external air enters the inner cavity of the shell 1 through the air inlet louver board 2 and is uniformly dispersed, airflow uniformly flows to the heat exchange fin mechanism 8, so that the air cooler can exert the best effect, the refrigeration efficiency of the air cooler is improved, the top end of the extension cover 6 and the top end of the shell 1 are both provided with sockets 17 which are mutually communicated, and the size of the sockets 17 is matched with the size of the filter 7, and the both sides wall of socket 17 all is provided with the spout, the both sides of filter 7 all are provided with the smooth edge with spout sliding connection, and the top of filter 7 is provided with the sealed lid that is used for carrying on sealing up socket 17, the top of sealed lid is provided with the handle, through the cooperation between socket 17 and the spout, after installing air inlet shutter plate 2, the socket 17 on the extension cover 6 is linked together with the socket 17 on the shell 1, can insert filter 7 in the extension cover 6 through socket 17 this moment, thereby realize filtering the dust particle in the air current, and through the connected mode of pull formula, be convenient for install and dismantle filter 7, thereby be convenient for regularly clean filter 7, can effectively improve the filter effect of filter 7, simultaneously can effectively improve the intake of filter 7.
The utility model discloses a theory of operation is:
during the use, start fan 11, outside new trend gets into inside shell 1 through air inlet shutter plate 2, earlier under filter 7's effect, dust particle to in the air current filters, then the air current can contact with fin 15 and heat transfer pipeline 22, the cooling water in the heat transfer pipeline 22 is at the in-process that flows, heat conduction can take place, heat convection, form the sensible heat exchange, can take away the heat in the air current, thereby realize the cooling to the air current, then, the air current after the cooling flows to wet curtain paper 9, spray mechanism 12 this moment can spray the cooling water to the top of wet curtain paper 9, the cooling water sprays from the top down flow after on wet curtain paper 9, form multilayer thin water film on wet curtain paper 9 surface, little water droplet is struggled away intermolecular effort evaporation into vapor, the air takes place the latent heat exchange with it simultaneously, thereby realize the two-stage evaporative cooling to the air current, the refrigeration effect is greatly improved, the air current after the cooling is discharged through air outlet shutter plate 3.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a high-efficient air-cooler, includes shell (1), its characterized in that, the both ends opening part of shell (1) is provided with air inlet shutter plate (2) and air-out shutter plate (3) that can dismantle the connection respectively, shell (1) inner chamber from left to right has set gradually heat transfer fin mechanism (8), wet curtain paper (9) and fan (11), be provided with water-cooling mechanism (13) on heat transfer fin mechanism (8), the top of wet curtain paper (9) is provided with sprays mechanism (12), the below of wet curtain paper (9) is provided with water tank (10), water tank (10) are used for supplying water to water-cooling mechanism (13) and spray mechanism (12) respectively, the inside wall of air inlet shutter plate (2) is provided with extends cover (6), be provided with pull formula filter (7) in extending cover (6).
2. The efficient air cooler as claimed in claim 1, wherein the four corners of the air inlet louver boards (2) and the air outlet louver boards (3) are fixedly connected with the casing (1) through bolts.
3. The efficient air cooler as claimed in claim 1, characterized in that the inner cavity of the extension hood (6) is communicated with the air inlet louver boards (2), and the side wall of the extension hood (6) far away from the air inlet louver boards (2) is provided with a plurality of equally spaced vertically distributed elongated openings (27).
4. The efficient air cooler as set forth in claim 1, characterized in that the top end of the extension hood (6) and the top end of the housing (1) are provided with sockets (17) communicating with each other, the size of the socket (17) matches with the size of the filter (7), and two side walls of the socket (17) are provided with sliding grooves, two sides of the filter (7) are provided with sliding edges slidably connected with the sliding grooves, and the top end of the filter (7) is provided with a sealing cover for sealing the socket (17), and the top end of the sealing cover is provided with a handle.
5. The efficient air cooler as claimed in claim 1, wherein the heat exchange fin mechanism (8) comprises a frame body (14), a plurality of fins (15) distributed at equal intervals are arranged on the inner walls of the upper and lower sides of the frame body (14) along the length direction of the frame body, and a space is reserved between every two adjacent fins (15).
6. The efficient air cooler according to claim 1, wherein the water cooling mechanism (13) comprises a plurality of sets of flow guiding mechanisms distributed at equal intervals, water inlets of the plurality of sets of flow guiding mechanisms are connected through a shunt pipe (21), a first connecting pipe (19) is connected to a water inlet of the shunt pipe (21), a water outlet of the plurality of sets of flow guiding mechanisms is connected through a flow collecting pipe (24), a drain pipe (23) is connected to the flow collecting pipe (24), the drain pipe (23) is connected with the water tank (10), each set of flow guiding mechanisms comprises two heat exchange pipes (22) distributed side by side, and the heat exchange pipe (22) on the rear side is higher than the heat exchange pipe (22) on the front side.
7. The efficient air cooler according to claim 6, characterized in that the spraying mechanism (12) comprises three spraying pipes (25) which are distributed at equal intervals from left to right, and a second connecting pipe (20) is connected between the three spraying pipes (25) through a shunt pipe.
8. The efficient air cooler as set forth in claim 7, wherein a water supply pipe (18) is connected to the inside of said water tank (10) through a circulation pump, said water supply pipe (18) is connected to a first connection pipe (19) and a second connection pipe (20) through a tee, and a control valve is disposed on each of said first connection pipe (19) and said second connection pipe (20).
9. The efficient air cooler according to claim 1, characterized in that a cover plate (26) is arranged at the top end of the water tank (10), a space exists between one end of the cover plate (26) and the inner wall of the water tank (10), the upper surface of the cover plate (26) is provided with a slope, a water feeding pipe (5) is arranged on one side of the water tank (10), the water feeding pipe (5) extends to the outer side of the casing (1), a water level indicator (16) is arranged on the side wall of the water tank (10), and an observation window (4) for observing the water level indicator (16) is arranged on the side wall of the casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221671827.1U CN217685580U (en) | 2022-07-01 | 2022-07-01 | High-efficient air-cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221671827.1U CN217685580U (en) | 2022-07-01 | 2022-07-01 | High-efficient air-cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217685580U true CN217685580U (en) | 2022-10-28 |
Family
ID=83714153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221671827.1U Expired - Fee Related CN217685580U (en) | 2022-07-01 | 2022-07-01 | High-efficient air-cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217685580U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117824033A (en) * | 2024-01-15 | 2024-04-05 | 济南大森制冷工程有限公司 | Refrigerating air cooler capable of supplying liquid according to requirement |
-
2022
- 2022-07-01 CN CN202221671827.1U patent/CN217685580U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117824033A (en) * | 2024-01-15 | 2024-04-05 | 济南大森制冷工程有限公司 | Refrigerating air cooler capable of supplying liquid according to requirement |
| CN117824033B (en) * | 2024-01-15 | 2024-07-19 | 济南大森制冷工程有限公司 | Refrigerating air cooler capable of supplying liquid according to requirement |
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Granted publication date: 20221028 |