CN115264971B - External cleaning device for solar heat collecting pipe - Google Patents
External cleaning device for solar heat collecting pipe Download PDFInfo
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- CN115264971B CN115264971B CN202211183352.6A CN202211183352A CN115264971B CN 115264971 B CN115264971 B CN 115264971B CN 202211183352 A CN202211183352 A CN 202211183352A CN 115264971 B CN115264971 B CN 115264971B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S40/00—Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
- F24S40/20—Cleaning; Removing snow
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
- F24S25/63—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules for fixing modules or their peripheral frames to supporting elements
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- Life Sciences & Earth Sciences (AREA)
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- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
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- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses an external cleaning device for a solar heat collecting pipe, which belongs to the technical field of heat collecting pipe cleaning and comprises a base, wherein the top of the base is fixedly provided with a shell, the inside of the base is provided with a power supply module, the top of the shell is fixedly provided with a top plate, the top of the top plate is provided with a water collecting component, the outer wall of one side of the shell is provided with an evaporation component, the water collecting component comprises a water collecting shell, the inner wall of the bottom surface of the water collecting shell is fixedly provided with a water guide inclined seat, and a built-in box is fixedly arranged above the water guide inclined seat and positioned in the water collecting shell; according to the invention, the high-temperature steam cleaning mode is adopted for cleaning, so that the effect of softening impurities outside the pipe body is achieved, a better cleaning effect is achieved, meanwhile, automatic collection and air water taking can be achieved for a water source, the existing water source does not need to be wasted, the energy in the nature can be utilized in the evaporation process, the use energy consumption is low, the management is not needed, and the use effect is good.
Description
Technical Field
The invention belongs to the technical field of heat collecting pipe cleaning, and particularly relates to an external cleaning device for a solar heat collecting pipe.
Background
The solar heat collecting pipe is generally composed of an inner glass pipe with a solar selective absorption coating and a coaxial cover glass pipe, wherein a high vacuum is pumped between an interlayer of the inner pipe and the outer pipe, the solar heat collecting pipe is one of the most basic and important structures of a solar water heater, and the solar heat collecting pipe needs to be cleaned after being used for a period of time.
Chinese patent (CN 113532187A) is a surface cleaning device for solar energy collection tubes in solar energy industry, including solar energy, heat collection tubes and a bottom plate, where the bottom of the solar energy is provided with heat collection tubes, the number of the heat collection tubes is five, the bottom plate is provided with the bottom of five heat collection tubes, and the heat collection tubes include a first sliding rod, a fixing mechanism, a cleaning mechanism, a connecting block, a rocker, a moving mechanism and a second sliding rod, and the first sliding rod is fixedly connected with the left bottom of the solar energy.
Disclosure of Invention
The invention aims to: in order to solve present solar energy collection pipe cleaning device and generally adopt water liquid to clean its outside, but the water liquid is clean can only to the outside washing of body, can't effectively clean to some stereoplasm impurity that are stained with the nature strong, lead to final clean effect not good, need carry out the secondary and clean, the loaded down with trivial details problem that takes time of cleaning process, and the outside cleaning device of a solar energy collection pipe who provides.
In order to achieve the purpose, the invention adopts the following technical scheme: a shell is fixedly mounted at the top of the base, a power supply module is arranged inside the base, a top plate is fixedly mounted at the top of the shell, a water collecting assembly is arranged at the top of the top plate, and an evaporation assembly is arranged on the outer wall of one side of the shell;
the water collecting assembly comprises a water collecting shell, a water guide inclined seat is fixedly mounted on the inner wall of the bottom surface of the water collecting shell, a built-in box is fixedly mounted above the water guide inclined seat and located inside the water collecting shell, a plurality of water storage matrixes are filled inside the built-in box, a heat insulation film is arranged above the built-in box and located inside the water collecting shell, and a plurality of micropores are formed in the heat insulation film.
As a further description of the above technical solution:
the evaporation assembly comprises an evaporation tank, a water receiving pipe is fixedly mounted at the top of the evaporation tank, a steam side guide pipe is fixedly mounted on the outer wall of one side of the evaporation tank, a steam guide plate is fixedly mounted at one end of the steam side guide pipe, and the top end of the water receiving pipe is tightly connected with a water hole formed in the outer wall of one side of the water collecting shell.
As a further description of the above technical solution:
the steam guide plate is located the outside of shell, the inside of steam guide plate is provided with a plurality of steam holes, the evaporating pot both sides are located fixed mounting on one side outer wall of shell has the condensing lens.
As a further description of the above technical solution:
the inside of base is provided with driving motor, and driving motor's output shaft one end fixed mounting has reciprocal lead screw, the last temperature sensing switch that is provided with of driving motor, the last screw thread of reciprocal lead screw is installed and is cleaned the mechanism, clean mechanism includes the brush holder, the both ends of brush holder all are provided with the spout, fixed mounting's guide rail sliding connection on the opposite side outer wall of spout and shell, fixed mounting has the heat to push away the subassembly on one side outer wall of brush holder, the one end fixed mounting that the subassembly was pushed away to the heat has the cleaning brush.
As a further description of the above technical solution:
the hot push assembly comprises an installation shaft shell, a thermal expansion body is fixedly installed inside the installation shaft shell, a plurality of thermal expansion particles are filled inside the thermal expansion body, a hot push shaft is fixedly installed at one end of the thermal expansion body, and the hot push shaft is connected with the inside of the installation shaft shell in a sliding mode.
As a further description of the above technical solution:
the solar collector tube assembly comprises a tube fitting mounting seat, wherein a spring block groove is formed in the tube fitting mounting seat, two built-in springs are fixedly mounted in the spring block groove, and built-in spring blocks are fixedly mounted at one ends of the two built-in springs.
As a further description of the above technical solution:
built-in bullet piece and bullet piece groove sliding connection, the inside of built-in bullet piece is provided with installation inside groove and shaft hole, the installation axle is installed in the inside rotation of installation inside groove, the inside fixed mounting in shaft hole has outer top spring, the one end fixed mounting of outer top spring has the screens axle, sliding connection between screens axle and the shaft hole, the outside that extends to the pipe fitting mount pad is passed to the one end of screens axle.
As a further description of the above technical solution:
the outer portion of the installation shaft is fixedly provided with a limiting clamping rod and a torsion spring, a clamping convex block is fixedly arranged on the outer wall of one side of the limiting clamping rod, and one end of the torsion spring is fixedly connected with the inner wall of the installation inner groove.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the solar water collector, the evaporation assembly and the water collection assembly are arranged, the device is placed outdoors, after the device is located at night, the temperature of the external environment is reduced, cold air can enter the water collection shell through the heat insulation film, a plurality of water storage matrixes in the built-in box can adsorb the cold air, the temperature of the device is reduced, and the device can continuously keep a low-temperature state, in daytime, the environment temperature is increased, hot air can also enter the water collection shell through the heat insulation film, the hot air is in contact with the ice-cold water storage matrixes and can generate condensation until the hot air is gathered into water drops to be stored, the water drops are finally led into the evaporation tank through the water connection pipe to be stored, meanwhile, when a water source exists outside the evaporation tank, the water can be collected into the water collection assembly, when the solar heat collection pipe needs to be cleaned outside, the heat collection pipe is completely installed, personnel can leave at the moment, the water source temperature stored in the evaporation tank can be increased at the moment along with the gradual increase of the environment temperature, meanwhile, the sunlight of the environment can be gathered outside the evaporation tank by the light collection mirror, the water collection pipe can be automatically, the water collection effect of the high-temperature of the water collection pipe can be achieved, the high-cleaning effect of the high-cleaning screw can be achieved, and the waste of the cleaning of the external cleaning device can be achieved by the high-cleaning effect of the use of the high-cleaning water source, and the high-cleaning effect of the cleaning pipe.
2. According to the invention, the cleaning mechanism is provided with the heat pushing assembly, the heat pushing assembly can feel heat when the cleaning mechanism drives the heat collecting pipe to be cleaned, and at the moment, a plurality of thermal expansion particles filled in the thermal expansion body expand to expand the thermal expansion body and push the heat pushing shaft outwards, so that the brush holder and the cleaning brush are pushed to synchronously displace, the cleaning brush is in closer contact with the heat collecting pipe, and the cleaning effect on the pipe body can be further improved.
3. According to the invention, the heat collecting tube mounting assembly is arranged outside, when the heat collecting tube is mounted, one end of the heat collecting tube is clamped into the inner side of the tube fitting mounting seat from one side, the clamping shaft is extruded and can move towards the inner side of the shaft hole, at the moment, the elastic force of the built-in spring can outwards eject the built-in elastic block, after ejection, the limiting clamping rod in the built-in elastic block can rotate out through the mounting shaft under the restoring force action of the torsion spring, after rotation out, the clamping lug on the limiting clamping rod can be automatically clamped into the clamping hole of the heat collecting tube, and the rapid mounting of the heat collecting tube is completed.
Drawings
Fig. 1 is a schematic perspective view of an external cleaning device for a solar heat collecting tube.
Fig. 2 is an exploded perspective view of an external cleaning device for a solar heat collecting tube.
Fig. 3 is an enlarged exploded perspective view of a water collecting assembly in the external cleaning device of the solar heat collecting pipe.
Fig. 4 is an enlarged exploded perspective view of a condensing lens and an evaporation assembly in the external cleaning device of the solar heat collecting tube.
Fig. 5 is an enlarged exploded perspective view of a heat collecting tube mounting assembly in an external cleaning device of a solar heat collecting tube.
Fig. 6 is an enlarged exploded perspective view of a cleaning mechanism in the external cleaning device of the solar heat collecting tube.
Fig. 7 is an enlarged exploded perspective view of a thermal push assembly of the external cleaning device of the solar heat collecting tube.
Fig. 8 is an enlarged schematic view of the external cleaning device at a of the solar heat collecting pipe.
Illustration of the drawings:
1. a base; 2. a reciprocating screw; 3. a heat collecting pipe mounting assembly; 31. a pipe fitting mounting seat; 32. a built-in spring; 33. a spring block is arranged inside; 34. installing an inner groove; 35. an outer top spring; 36. a position clamping shaft; 37. a limiting clamping rod; 38. installing a shaft; 39. a torsion spring; 310. a spring block groove; 311. a shaft hole; 4. a housing; 5. a condenser lens; 6. a top plate; 7. an evaporation assembly; 71. an evaporator tank; 72. a water receiving pipe; 73. a steam side conduit; 74. a steam guide plate; 8. a water collection assembly; 81. a heat preservation film; 82. a built-in box; 83. a water guide inclined seat; 84. a water collection shell; 9. a cleaning mechanism; 91. a hot-pushing component; 911. a hot push shaft; 912. a thermally expansive body; 913. mounting a shaft shell; 92. a cleaning brush; 93. a brush seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a cleaning device for the outside of a solar heat collecting pipe comprises a base 1, wherein a shell 4 is fixedly mounted at the top of the base 1, a power supply module is arranged inside the base 1, a top plate 6 is fixedly mounted at the top of the shell 4, a water collecting component 8 is arranged at the top of the top plate 6, and an evaporation component 7 is arranged on the outer wall of one side of the shell 4;
the water collecting assembly 8 comprises a water collecting shell 84, a water guide inclined seat 83 is fixedly mounted on the inner wall of the bottom surface of the water collecting shell 84, a built-in box 82 is fixedly mounted inside the water collecting shell 84 above the water guide inclined seat 83, a plurality of water storage matrixes are filled inside the built-in box 82 and are cobblestones, a heat insulation film 81 is arranged inside the water collecting shell 84 above the built-in box 82, and a plurality of micropores are formed inside the heat insulation film 81.
The specific implementation mode is as follows: the device is placed outdoors, after the device arrives at night, the external environment temperature is reduced, cold air can enter the water collecting shell 84 through the heat preservation film 81, a plurality of water storage matrixes in the built-in box 82 can adsorb cold air, the temperature of the device is reduced, the low-temperature state is kept continuously, the environment temperature is raised in the daytime, hot air can enter the water collecting shell 84 through the heat preservation film 81, the hot air is contacted with the ice-cold water storage matrixes, condensation can occur until the hot air is gathered into water drops to be stored, the water drops are finally guided into the evaporation tank 71 through the water receiving pipe 72 to be stored, meanwhile, when water sources exist outside the device, the water collecting component 8 can be collected, when the solar heat collecting pipe needs to be cleaned outside the device, the heat collecting pipe is installed completely, at the moment, personnel can leave, along with the gradual increase of the environment temperature, at the moment, the water source temperature stored in the evaporation tank 71 can also be increased, meanwhile, the sunlight of the environment can be gathered outside of the evaporation tank 5 to the evaporation tank 71 and can be cleaned through the high-temperature water vapor cleaning mechanism, the reciprocating warm water vapor can be matched with the cleaning motor 2, and the reciprocating warm water cleaning mechanism.
Fixed mounting has the heat to push away subassembly 91 on the outer wall of one side of brush holder 93, the one end fixed mounting that the heat pushed away subassembly 91 has cleaning brush 92, the heat pushes away subassembly 91 including installation axle housing 913, the inside fixed mounting of installation axle housing 913 has thermal expansion body 912, thermal expansion body 912's inside is filled there are a plurality of thermal expansion grains, and a plurality of thermal expansion grains are graphite powder granule, thermal expansion body 912's one end fixed mounting has the heat to push away axle 911, the heat pushes away axle 911 and the inside sliding connection of installation axle housing 913.
The specific implementation mode is as follows: when the cleaning mechanism 9 is driven to clean the heat collecting pipes, the heat pushing assembly 91 can also feel heat, and at the moment, a plurality of thermal expansion particles filled in the thermal expansion body 912 can expand, so that the thermal expansion body 912 expands, the heat pushing shaft 911 is pushed outwards, the brush base 93 and the cleaning brush 92 are pushed to synchronously displace, the cleaning brush 92 is in closer contact with the heat collecting pipes, and the cleaning effect on the pipe bodies can be further improved.
The top of base 1 and the equal fixed mounting in bottom of roof 6 have thermal-collecting tube installation component 3, thermal-collecting tube installation component 3 includes pipe fitting mount pad 31, the inside of pipe fitting mount pad 31 is provided with bullet groove 310, the inside fixed mounting of bullet groove 310 has two built-in springs 32, and the one end fixed mounting of two built-in springs 32 has built-in bullet piece 33, built-in bullet piece 33 and bullet groove 310 sliding connection, the inside of built-in bullet piece 33 is provided with installation inside groove 34 and shaft hole 311, the inside rotation of installation inside groove 34 installs installation axle 38, the inside fixed mounting of shaft hole 311 has outer top spring 35, the one end fixed mounting of outer top spring 35 has screens axle 36, sliding connection between screens axle 36 and the shaft hole 311, the one end of screens axle 36 passes the outside that extends to pipe fitting mount pad 31, the outside fixed mounting of installation axle 38 has spacing kelly 37 and torsion spring 39, fixed mounting has the screens lug on one side outer wall of spacing kelly 37, the one end of torsion spring 39 and the inner wall fixed connection of installation internal groove 34.
The specific implementation mode is as follows: when the heat collecting pipe is installed, one end of the heat collecting pipe is clamped into the inner side of the pipe fitting installation seat 31 from one side, the clamping shaft 36 is extruded to move towards the inner side of the shaft hole 311, the built-in elastic block 33 can be outwards ejected by the elastic force of the built-in spring 32, after ejection, the limiting clamping rod 37 in the built-in elastic block 33 can rotate out through the installation shaft 38 under the restoring force of the torsion spring 39, and after rotation, the clamping convex block on the limiting clamping rod 37 can be automatically clamped into the clamping hole of the heat collecting pipe, so that rapid installation of the heat collecting pipe is completed.
The working principle is as follows: when the heat collecting pipe is installed, one end of the heat collecting pipe is clamped into the inner side of the pipe fitting installation seat 31 from one side, the clamping shaft 36 is extruded to move towards the inner side of the shaft hole 311, the built-in elastic block 33 can be outwards ejected by the elastic force of the built-in spring 32, after ejection, the limiting clamping rod 37 in the built-in elastic block 33 can rotate out through the installation shaft 38 under the restoring force of the torsion spring 39, and after rotation out, the clamping convex block on the limiting clamping rod 37 can be automatically clamped into the clamping hole of the heat collecting pipe, so that the heat collecting pipe can be quickly installed; the device is placed outdoors, after the night comes, the temperature of the external environment is reduced, cold air can enter the water collecting shell 84 through the heat insulation film 81, a plurality of water storage matrixes in the built-in box 82 can adsorb the cold air, the temperature of the cold air is reduced, and the low temperature state is continuously kept, in the daytime, the ambient temperature is raised, hot air can also enter the water collecting shell 84 through the heat insulation film 81, the hot air is contacted with the plurality of cold water storage matrixes and can be condensed until the cold air is gathered into water drops for storage, and finally the water drops are led into the evaporation tank 71 through the water receiving pipe 72 for storage, meanwhile, when a water source exists outside, the hot air can be collected into the water collecting component 8, when the solar heat collecting pipe needs to be cleaned externally, the heat collecting pipe is completely installed, at the moment, personnel can leave, along with the gradual increase of the ambient temperature, the temperature of the water stored in the evaporation tank 71 can also be raised, meanwhile, the sunlight of the environment can be gathered outside of the evaporation tank 71 by the condensing lens 5, the evaporation tank can be gradually raised until large temperature of water vapor generated by evaporation is led out through the steam guide plate 74, at the high temperature can be triggered, the high temperature switch can be triggered, the water source driving the motor 2, the reciprocating warm water cleaning mechanism can be matched with the cleaning of the external steam, and the reciprocating steam vapor cleaning mechanism for cleaning; when the cleaning mechanism 9 is driven to clean the heat collecting pipes, the heat pushing assembly 91 can also feel heat, and at the moment, a plurality of thermal expansion particles filled in the thermal expansion body 912 can expand, so that the thermal expansion body 912 expands, the heat pushing shaft 911 is pushed outwards, the brush base 93 and the cleaning brush 92 are pushed to synchronously displace, the cleaning brush 92 is in closer contact with the heat collecting pipes, and the cleaning effect on the pipe bodies can be further improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (5)
1. The utility model provides an outside cleaning device of solar energy collection pipe, includes base (1), the top fixed mounting of base (1) has shell (4), the inside of base (1) is provided with power module, the top fixed mounting of shell (4) has roof (6), its characterized in that: a water collecting assembly (8) is arranged at the top of the top plate (6), and an evaporation assembly (7) is arranged on the outer wall of one side of the shell (4);
the water collecting component (8) comprises a water collecting shell (84), a water guide inclined seat (83) is fixedly installed on the inner wall of the bottom surface of the water collecting shell (84), a built-in box (82) is fixedly installed inside the water collecting shell (84) above the water guide inclined seat (83), a plurality of water storage matrixes are filled inside the built-in box (82), a heat insulation film (81) is arranged inside the water collecting shell (84) above the built-in box (82), a plurality of micropores are formed inside the heat insulation film (81), a water source is arranged outside the heat insulation film and can be collected into the water collecting component (8), the evaporation component (7) comprises an evaporation tank (71), a water receiving pipe (72) is fixedly installed at the top of the evaporation tank (71), a steam side guide pipe (73) is fixedly installed on the outer wall of one side of the evaporation tank (71), a steam guide plate (74) is fixedly installed at one end of the steam side guide pipe (73), the top end of the steam pipe (72) is tightly connected with a guide plate arranged on the outer wall of one side of the water collecting shell (84), a plurality of steam guide plates (74) are arranged on the outer wall of the outer shell (4), a plurality of the outer wall of the evaporation tank (5) and a plurality of the evaporation tank (5) is arranged on the outer wall of the inner side of the outer wall of the evaporation tank (4), driving motor's output shaft one end fixed mounting has reciprocal lead screw (2), the last temperature sensing switch that is provided with of driving motor, clean mechanism (9) are installed to reciprocal lead screw (2) last screw thread, clean mechanism (9) are including brush holder (93), the both ends of brush holder (93) all are provided with the spout, fixed mounting's guide rail sliding connection on the opposite side outer wall of spout and shell (4), fixed mounting has hot push assembly (91) on the one side outer wall of brush holder (93), the one end fixed mounting that hot push assembly (91) has clean brush (92).
2. The external cleaning device for the solar heat collecting pipe according to claim 1, wherein the heat pushing assembly (91) comprises a mounting shaft shell (913), a heat expansion body (912) is fixedly mounted inside the mounting shaft shell (913), a plurality of heat expansion particles are filled inside the heat expansion body (912), a heat pushing shaft (911) is fixedly mounted at one end of the heat expansion body (912), and the heat pushing shaft (911) is slidably connected with the inside of the mounting shaft shell (913).
3. The external cleaning device for the solar heat collecting tube according to claim 2, wherein the top of the base (1) and the bottom of the top plate (6) are both fixedly provided with a heat collecting tube mounting component (3), the heat collecting tube mounting component (3) comprises a tube fitting mounting seat (31), an elastic block groove (310) is arranged inside the tube fitting mounting seat (31), two built-in springs (32) are fixedly arranged inside the elastic block groove (310), and one ends of the two built-in springs (32) are fixedly provided with built-in elastic blocks (33).
4. The external cleaning device for the solar heat collecting pipe according to claim 3, wherein the built-in elastic block (33) is slidably connected with the elastic block groove (310), an inner installation groove (34) and a shaft hole (311) are formed in the built-in elastic block (33), an installation shaft (38) is rotatably installed in the inner installation groove (34), an outer ejection spring (35) is fixedly installed in the shaft hole (311), a clamping shaft (36) is fixedly installed at one end of the outer ejection spring (35), the clamping shaft (36) is slidably connected with the shaft hole (311), and one end of the clamping shaft (36) penetrates through and extends to the outer side of the pipe fitting installation seat (31).
5. The external cleaning device for the solar heat collecting pipe according to claim 4, wherein a limiting clamping rod (37) and a torsion spring (39) are fixedly mounted on the external portion of the mounting shaft (38), a clamping convex block is fixedly mounted on the outer wall of one side of the limiting clamping rod (37), and one end of the torsion spring (39) is fixedly connected with the inner wall of the mounting inner groove (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211183352.6A CN115264971B (en) | 2022-09-27 | 2022-09-27 | External cleaning device for solar heat collecting pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211183352.6A CN115264971B (en) | 2022-09-27 | 2022-09-27 | External cleaning device for solar heat collecting pipe |
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| CN115264971A CN115264971A (en) | 2022-11-01 |
| CN115264971B true CN115264971B (en) | 2022-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211183352.6A Active CN115264971B (en) | 2022-09-27 | 2022-09-27 | External cleaning device for solar heat collecting pipe |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116920551A (en) * | 2023-07-19 | 2023-10-24 | 湖北省工业建筑集团有限公司 | Automatic water mist dust settling device for green building construction |
| CN116753643B (en) * | 2023-08-10 | 2023-11-28 | 广州市耀华冷暖设备有限公司 | Heating device based on low-temperature heat pump |
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| US9481017B2 (en) * | 2012-08-09 | 2016-11-01 | Jeffrey Scott Adler | Ramp cleaning device for solar energy technologies |
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|---|---|---|---|---|
| CN201926168U (en) * | 2011-01-14 | 2011-08-10 | 崔新明 | Automatic cleaning device for solar heat collector |
| CN206850715U (en) * | 2017-05-12 | 2018-01-05 | 兰州理工大学 | A kind of photovoltaic board cleaning device |
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| CN209363183U (en) * | 2018-12-20 | 2019-09-10 | 武汉市汉泓禾科技有限公司 | A kind of oil pipe steam cleaner |
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| CN115264971A (en) | 2022-11-01 |
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