CN113503686A - Sliding type automatic ash removal device for air cooling system - Google Patents
Sliding type automatic ash removal device for air cooling system Download PDFInfo
- Publication number
- CN113503686A CN113503686A CN202110657932.3A CN202110657932A CN113503686A CN 113503686 A CN113503686 A CN 113503686A CN 202110657932 A CN202110657932 A CN 202110657932A CN 113503686 A CN113503686 A CN 113503686A
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- China
- Prior art keywords
- purging
- cooling system
- air cooling
- fin
- deashing
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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.)
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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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
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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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
Abstract
The invention belongs to the technical field of dust removal of a cooling system of mechanical equipment, and particularly relates to a sliding type automatic dust removing device for an air cooling system; in order to solve the inconvenient problem of manual clearance fin, specifically include braced frame, the direction drive structure and the deashing of setting in the front of the facade of air cooling system's fin sweep the subassembly, the support component of direction drive structure installs on braced frame, the deashing sweeps the subassembly and connects on the part that slides of direction drive structure, the length interval of fin is connected to the stroke of direction drive structure, the deashing sweeps the width interval that the jet range of the mouth of sweeping on the subassembly covers the fin, the deashing sweeps the mouth of sweeping of subassembly and faces the fin, the deashing sweeps and is provided with the medium entry on the subassembly. The automatic ash removal device not only effectively solves the problem of low heat dissipation efficiency caused by dust deposition of the air cooling system radiating fins under the high-dust working condition, improves the working efficiency of equipment, but also reduces the labor intensity of workers.
Description
Technical Field
The invention belongs to the technical field of dust removal of a cooling system of mechanical equipment, and particularly relates to a sliding type automatic dust removing device for an air cooling system.
Background
The cooling systems of the present mechanical equipment are basically divided into two types: air cooling and water cooling. Under the working conditions of water shortage or prohibition of discharge of cooling water, an air cooling system is generally adopted. The air cooling system has good effect, but the heat dissipation efficiency is greatly reduced in the working environment with more dust. Because the air cooling system adopts an air suction type heat dissipation mode, dust is easily accumulated on dense heat dissipation fins, the heat dissipation power is reduced rapidly, the system generates heat and gives an alarm, the working efficiency is seriously influenced, and the service life of equipment is also shortened. And the fault can be solved only by manually cleaning the radiating fins, so that inconvenience is brought to field workers.
Disclosure of Invention
The invention aims to solve the problems that when the air-cooled radiator is used in a working environment with more dust, dust is easy to deposit on the radiating fins, so that the radiating efficiency is reduced, and the radiating fins are inconvenient to clean manually.
In order to achieve the purpose, the invention provides a sliding type automatic dust removing device for an air cooling system, which comprises a supporting frame, a guide driving structure and a dust removing and sweeping component arranged in front of a vertical surface of a radiating fin of the air cooling system, wherein a supporting part of the guide driving structure is arranged on the supporting frame, the dust removing and sweeping component is connected to a sliding part of the guide driving structure, the stroke of the guide driving structure is connected with the length interval of the radiating fin, the spraying and sweeping range of a spraying and sweeping port on the dust removing and sweeping component covers the width interval of the radiating fin, the spraying and sweeping port of the dust removing and sweeping component faces the radiating fin, a medium inlet is arranged on the dust removing and sweeping component, the used medium is fluid, and the medium inlet is communicated with the spraying and sweeping port.
Furthermore, a continuous gap is formed in the ash removal blowing component and serves as the blowing opening, and the opening length of the gap is connected with the width interval of the radiating fins.
Furthermore, the ash removal purging assembly comprises a purging base and a purging nozzle, a cavity of the purging base is communicated with a medium inlet, a unique injection channel flowing to the purging base is communicated with the cavity of the purging base, the purging nozzle is connected to the purging base and completely seals an injection area of the injection channel, the gap is located on the purging nozzle, the gap receives jet flow of the injection channel in the injection direction of the injection channel, the cross section of the gap is axisymmetric with the center line of the cross section of the injection channel, the gap inlet is contracted to a narrow throat from large to small to middle, and the narrow throat is expanded to the end face of the purging nozzle from small to large.
Furthermore, the guide driving structure is a rodless actuating cylinder arranged on two sides of the width range of the radiating fin, a cylinder rod of the rodless actuating cylinder is connected to the supporting frame, and the ash cleaning and purging component is connected between cylinder barrels of the rodless actuating cylinders on the two sides.
Furthermore, travel switches are arranged at two ends of a cylinder rod of the rodless actuating cylinder, the rodless actuating cylinder is a rodless cylinder, a working gas circuit of the rodless actuating cylinder comprises an electromagnetic switch valve, an electromagnetic reversing valve and a speed regulating valve, gas source interfaces of the electromagnetic switch valve, the electromagnetic reversing valve, the speed regulating valve and the rodless actuating cylinder are sequentially connected through a gas transmission pipeline, and the travel switches are connected with the electromagnetic reversing valve.
Furthermore, the working medium in the ash removal purging component is gas, and an air supply pipeline of the ash removal purging component is connected into an air channel between the electromagnetic switch valve and the electromagnetic directional valve.
Further, a cavity is formed between the purging nozzle and the spraying channel, and air supplementing holes are formed in the wall of the purging nozzle in the range of the cavity.
Further, the cavity wall of the purging base is gradually reduced to be connected with the spraying channel, and the section length of the spraying channel is consistent with the opening length of the gap.
Furthermore, a group of guide driving structures and ash removal purging components are arranged on two sides of the radiating fin respectively, gaps on the ash removal purging components on the two sides are staggered front and back, and sliding parts in the guide driving structures on the two sides are connected in parallel through a connecting frame crossing the radiating fin.
Compared with the prior art, the invention has the advantages that:
the invention provides a sliding type automatic dust removing device for an air cooling system, aiming at the defects of the prior art, the sliding type automatic dust removing device is arranged near a radiating fin of the air cooling system, a dust removing and sweeping component covers the radiating fin completely through sliding, and the sprayed high-pressure dust removing medium can rapidly clean the accumulated dust of the radiating fin, so that the radiating fin can recover the radiating efficiency. The sliding direction, the appearance and the size of the ash cleaning and blowing component can be changed according to the working condition, and the ash cleaning and blowing component is arranged on the two sides of the radiating fin in a staggered mode, so that the ash cleaning efficiency is better, and the radiating fin can be cleaned up by one-time sliding. The problem of low heat dissipation efficiency caused by dust deposition of the air cooling system radiating fins under a high-dust working condition is effectively solved, the working efficiency of equipment is improved, and the labor intensity of workers is reduced.
The gap inlet is contracted to a narrow throat from big to small, the narrow throat is expanded outwards from small to big to the end face of the purging nozzle, and gas in the purging nozzle flows into the front half part of the gap under high pressure and escapes from the rear half part after passing through the narrow throat. The structure can change the speed of the airflow due to the change of the spray cross section area, accelerate the airflow after passing through the narrow throat and increase the sweeping strength of the sweeping nozzle. The blowing nozzle is provided with the air supplementing hole, and when air flows to the gap from the jet channel, the high-speed air flow generates a siphoning effect on the air supplementing hole, so that the external air flow flows into the blowing nozzle and is sprayed out along with the high-speed air flow, and the flow of air blown out from the gap is increased in unit time.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a view showing a construction of the installation of the present invention to the air cooler.
FIG. 3 is a schematic diagram of the operation of the sliding type automatic ash cleaner.
FIG. 4 is an isometric view of the ash removal purge assembly.
FIG. 5 is a front view of the ash removal purge assembly.
FIG. 6 is a schematic cross-sectional view of a soot cleaning and purging assembly.
In the figure: 1-a guide drive structure; 2-ash removal and purging component; 3-a connecting frame; 4-a support frame; 5, air cooling the motor; 6-a fan; 7-a heat sink; 8-a cylinder barrel; 9-coverage area of ash cleaning medium; 10-a speed regulating valve; 11-an electromagnetic directional valve; 12-an electromagnetic on-off valve; 13-a travel switch; 14-a gap; 15-a media inlet; 16-a gas source interface; 17-a purge nozzle; 18-purging the base; 19-air supplement hole.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
As shown in fig. 1 and 2; the utility model provides an air cooling system is with automatic ash removal device of sliding, the automatic ash removal device of sliding wholly arranges the side of induced drafting at air cooler, including braced frame 4, direction drive structure 1, and the deashing that sets up before 7 facades of fin of air cooling system sweeps subassembly 2, braced frame 4 borrows the shell subassembly of fin 7, the support component of direction drive structure 1 is installed on braced frame 4, the deashing sweeps subassembly 2 and connects on the sliding component of direction drive structure 1, direction drive structure 1 plays the effect of drawing the deashing to sweep subassembly 2 steady motion. The stroke of the guide driving structure 1 is connected with the length section of the radiating fin 7, and the spraying range of the spraying and sweeping port on the ash cleaning and sweeping component 2 covers the width section of the radiating fin 7. The shape, structure, etc. of the guide driving structure 1 can be changed according to the parameters of the heat sink. The spraying and sweeping port of the ash cleaning and sweeping component 2 faces the radiating fin 7, the ash cleaning and sweeping component 2 is provided with a medium inlet 15, the medium is fluid, the medium inlet 15 is communicated with the spraying and sweeping port, the radiating fin 7 is fully covered by the motion track of the ash cleaning and sweeping component 2, and the sprayed high-pressure ash cleaning medium can quickly clean the accumulated ash of the radiating fin.
The guide driving structure 1 can select a ball screw pair, a gear rack mechanism and a rodless action cylinder; motors are required to be used as torque input in the ball screw pair and the gear rack mechanism, and the guide driving structure 1 is not suitable for underground, so that rodless actuating cylinders are arranged on two sides of the width range of the radiating fins 7, cylinder rods of the rodless actuating cylinders are connected to the supporting frame 4, and the ash cleaning and blowing component 2 is connected between cylinder barrels 8 of the rodless actuating cylinders on the two sides. The rodless actuating cylinder adopts a magnetic couple type rodless cylinder or a magnetic couple type rodless hydraulic cylinder.
The ash removal medium that the subassembly 2 was swept in the deashing is washing liquid or high-pressure gas, works as direction drive structure 1 and chooses for use the no pole cylinder of magnetic couple formula, and when the deashing medium chooseed for use high-pressure gas, the deashing sweeps subassembly 2 and direction drive structure 1 can share air supply and part work gas circuit, reduces the complexity of device by a wide margin.
As shown in fig. 3; the guide driving structure 1 is a rodless cylinder, a working gas path of the rodless cylinder comprises an electromagnetic switch valve 12, an electromagnetic directional valve 11 and a speed regulating valve 10, and the electromagnetic switch valve 12, the electromagnetic directional valve 11, the speed regulating valve 10 and a gas source interface 16 of the rodless cylinder are sequentially connected through a gas transmission pipeline. Compressed gas enters a cylinder rod of the rodless cylinder through the gas source interface 16 to push a piston in the cylinder rod to move, the piston is in magnetic connection with a cylinder barrel 8 sleeved on the cylinder rod, and the cylinder barrel 8 moves on the cylinder rod in a reciprocating mode. The working medium in the ash removal purging component 2 is gas, and an air supply pipeline of the ash removal purging component 2 is connected into an air channel between the electromagnetic switch valve 12 and the electromagnetic directional valve 11.
The ash cleaning and blowing component 2 is provided with a continuous gap 14 as the spraying and blowing opening, and the opening length of the gap 14 is connected with the width interval of the radiating fins 7. A group of guide driving structures 1 and ash cleaning and sweeping components 2 are respectively arranged on two sides of a radiating fin 7, gaps 14 on the ash cleaning and sweeping components 2 on the two sides are staggered front and back, and after ash cleaning media are introduced into the ash cleaning and sweeping components 2 through a medium inlet 15, ash cleaning medium coverage areas 9 which are crossed in two directions are formed and are uniformly sprayed on the radiating fin 7.
The sliding parts in the guide driving structures 1 on the two sides are connected in parallel through the connecting frame 3 crossing the radiating fins, and the connecting frame 3 can keep the two groups of ash cleaning and blowing components 2 synchronous in the moving process.
As shown in fig. 6 and 4; the ash cleaning and purging component 2 comprises a purging base 18 and a purging nozzle 17, wherein a large inner cavity is formed in the purging base 18, the inner cavity of the purging base 18 is communicated with a medium inlet, a unique injection channel flowing to the inner cavity is formed in the purging base 18 and communicated with the inner cavity, the purging nozzle 17 is connected to the purging base 18 and completely seals an injection area of the injection channel, the gap 14 is located on the purging nozzle 17, the gap 14 receives jet flow of the injection channel in the injection direction of the injection channel, the section of the gap 14 is axisymmetric with the section center line of the injection channel, the gap inlet is contracted to a narrow throat from big to small to the middle, and the narrow throat is expanded to the end face of the purging nozzle 17 from small to big. The wall of the purge base 18 tapers to engage the jet channel, which has a cross-sectional length that corresponds to the length of the gap 14. A cavity is formed between the purge nozzle 17 and the injection passage, and a supplementary air hole 19 is formed in the wall of the purge nozzle 17 in the range of the cavity.
After entering the ash removal purging component 2, the high-pressure gas follows the principle that the flow velocity is large at the position with a small section and the flow velocity is small when the section is large when the fluid moves in the cavity. Therefore, after the air flow enters the purging base 18, less air flow overflows from the injection channel at the initial stage, and after the inner cavity of the purging base 18 is filled with the air flow, the air flow in the inner cavity is continuously discharged from the injection channel under the push of the subsequently entered air flow. The cavity wall of the purging base 18 is gradually reduced and connected with the spraying channel, the air flow completes the first acceleration after passing through the spraying channel and then directly rushes into the gap 14, the gap inlet is contracted to a narrow throat from big to small, the narrow throat is expanded to the end face of the purging nozzle 17 from small to big, the framework can enable the speed of the air flow to be changed due to the change of the spraying sectional area, the air flow is accelerated for the second time after passing through the narrow throat, and the purging force of the purging nozzle is increased. The blowing nozzle 17 is provided with an air supplement hole, and when air flows to the gap from the jet channel, high-speed air flow generates siphonage on the air supplement hole, so that external air flow flows into the blowing nozzle and is sprayed out along with the high-speed air flow, and the flow of air blown out from the gap is increased in unit time.
The working principle of the invention is as follows: when the electromagnetic switch valve 12 is electrified, the ash removing medium passes through the electromagnetic switch valve 12 and then is divided into two paths, one path of the ash removing medium enters the ash removing and blowing component 2 through the medium inlet 15 and then is sprayed onto the radiating fins 7 to blow dust; and the other path of the gas enters the rodless cylinder through the gas source wellhead 16 after passing through the electromagnetic directional valve 11 and the speed regulating valve 10, so that the ash cleaning and purging component 2 slides on the guide structure 1. The electromagnetic directional valve 11 can change the sliding direction of the cylinder barrel 8 of the rodless cylinder, and the speed regulating valve 10 can regulate the sliding speed of the cylinder barrel 8. When the cylinder 8 runs to the other end to trigger the travel switch 13, the electromagnetic switch valve 12 is closed, the electromagnetic reversing valve 11 is reversed, and a cleaning cycle is completed.
The working process of the invention is as follows: the air cooler does not work simultaneously with the sliding automatic ash removal device, when the equipment is started to operate, the air cooler does not work, the electromagnetic switch valve 12 is opened, a cleaning cycle is carried out, and the initial heat dissipation efficiency of the equipment is guaranteed to be optimal. In the working process, if the temperature of the system reaches a set value, the equipment stops working, the electromagnetic switch valve 12 is opened, and the equipment is restarted after a cleaning cycle is carried out. When the apparatus is stopped, the electromagnetic opening/closing valve 12 is opened, and the cleaning cycle is performed again. The working process is not limited, and the working mode can be set according to the actual application working condition.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides an air cooling system is with automatic ash removal device of sliding which characterized in that: including braced frame (4), direction drive structure (1), and the deashing of setting in the air cooling system fin (7) facade before sweeps subassembly (2), the support component of direction drive structure (1) is installed on braced frame (4), the deashing sweeps subassembly (2) and connects on the part that slides of direction drive structure (1), the length interval of fin (7) is connected to the stroke of direction drive structure (1), the deashing sweeps the width interval that the width interval of fin (7) is covered in the range of sweeping of the mouth that spouts of subassembly (2) is swept, the deashing sweeps the mouth that spouts of subassembly (2) and towards fin (7), the deashing is swept and is provided with the medium entry on subassembly (2), used medium is the fluid, the mouth is swept in medium entry intercommunication.
2. The sliding type automatic ash removal device for the air cooling system according to claim 1, wherein: the ash cleaning and blowing component (2) is provided with a continuous gap (14) as the spraying and blowing opening, and the opening length of the gap (14) is connected with the width interval of the radiating fins (7).
3. The sliding type automatic ash removing device for the air cooling system according to claim 2, wherein: the ash cleaning and purging component (2) comprises a purging base (18) and a purging nozzle (17), a cavity of the purging base (18) is communicated with a medium inlet, a unique injection channel communicated with the cavity is arranged on the purging base (18), the purging nozzle (17) is connected to the purging base (18) and completely seals an injection area of the injection channel, the gap (14) is located on the purging nozzle (17), the gap (14) receives jet flow of the injection channel in the injection direction of the injection channel, the cross section of the gap (14) is axisymmetric with the cross section center line of the injection channel, the gap inlet is contracted from big to small to the middle to a narrow throat, and the narrow throat is outwards expanded from small to big to the end face of the purging nozzle (17).
4. The sliding type automatic ash removing device for the air cooling system according to claim 3, wherein: the guide driving structure (1) is a rodless actuating cylinder which is arranged on two sides of the width range of the radiating fin (7), the cylinder rod of the rodless actuating cylinder is connected to the supporting frame (4), and the ash cleaning and blowing component (2) is connected between the cylinder barrels (8) of the rodless actuating cylinder on the two sides.
5. The sliding type automatic ash removal device for the air cooling system according to claim 4, wherein: travel switches (13) are arranged at two ends of a cylinder rod of the rodless actuating cylinder, the rodless actuating cylinder is a rodless cylinder, a working gas circuit of the rodless actuating cylinder comprises an electromagnetic switch valve (12), an electromagnetic reversing valve (11) and a speed regulating valve (10), the electromagnetic switch valve (12), the electromagnetic reversing valve (11), the speed regulating valve (10) and a gas source interface (16) of the rodless actuating cylinder are sequentially connected through a gas transmission pipeline, and the travel switches (13) are connected with the electromagnetic reversing valve (12).
6. The sliding type automatic ash removing device for the air cooling system according to claim 5, wherein: the working medium in the ash removal purging component (2) is gas, and an air supply pipeline of the ash removal purging component (2) is connected into an air path between the electromagnetic switch valve (12) and the electromagnetic directional valve (11).
7. The sliding type automatic ash removal device for the air cooling system according to claim 6, wherein: a cavity is formed between the purging nozzle (17) and the injection channel, and air supplement holes (19) are formed in the wall of the purging nozzle (17) in the range of the cavity.
8. The sliding type automatic ash removing device for the air cooling system according to claim 3, wherein: the cavity wall of the purging base (18) is gradually reduced and connected with the spraying channel, and the section length of the spraying channel is consistent with that of the gap (14).
9. The sliding type automatic ash removing device for the air cooling system according to claim 5, wherein: a group of guide driving structures (1) and ash removal purging components (2) are arranged on two sides of the radiating fin (7), gaps (14) in the ash removal purging components (2) on the two sides are staggered front and back, and sliding parts in the guide driving structures (1) on the two sides are connected in parallel through a connecting frame (3) crossing the radiating fin.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110657932.3A CN113503686B (en) | 2021-06-15 | 2021-06-15 | Sliding type automatic ash removing device for air cooling system |
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| CN202110657932.3A CN113503686B (en) | 2021-06-15 | 2021-06-15 | Sliding type automatic ash removing device for air cooling system |
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| CN113503686B CN113503686B (en) | 2022-12-27 |
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| CN111288840A (en) * | 2020-02-19 | 2020-06-16 | 珠海格力电器股份有限公司 | Heat exchanger cleaning device, cleaning control method, outdoor unit and air conditioner |
| US10894274B1 (en) * | 2020-07-09 | 2021-01-19 | King Saud University | Fin and condenser coil cleaning device for air conditioner units |
| CN212910630U (en) * | 2020-10-27 | 2021-04-06 | 东莞市鑫友五金有限公司 | Radiator with dust removal function for motor car |
| CN215613731U (en) * | 2021-09-06 | 2022-01-25 | 英轩重工有限公司 | Radiator dust cleaning device |
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| CN113503686B (en) | 2022-12-27 |
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