CN108499990A - A kind of detachable vacuum tube cleaning device - Google Patents
A kind of detachable vacuum tube cleaning device Download PDFInfo
- Publication number
- CN108499990A CN108499990A CN201810193653.4A CN201810193653A CN108499990A CN 108499990 A CN108499990 A CN 108499990A CN 201810193653 A CN201810193653 A CN 201810193653A CN 108499990 A CN108499990 A CN 108499990A
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- CN
- China
- Prior art keywords
- gear
- mobile station
- cleaning device
- vacuum tube
- cleaning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/023—Cleaning the external surface
Abstract
The present invention provides a kind of detachable vacuum tube cleaning devices, belong to field of mechanical technique.A kind of detachable vacuum tube cleaning device, including chassis, water tank and several vacuum tubes are installed on chassis, vacuum tube one end is installed on water tank, screw rod and slide bar are installed on chassis, screw rod is mutually parallel with slide bar, and screw rod is provided at both ends with mounting bracket with slide bar, and mounting bracket is removably mounted on chassis；Mobile station is provided on chassis, mobile station both ends offer through-hole one and through-hole two respectively, and mobile station is set in by through-hole one and through-hole two on screw rod and slide bar, and mobile station can translate on screw rod and slide bar；Mobile station lower part is provided with several cleaning structures for cleaning outer surface of vacuum tube；Mobile station top is provided with for driving the driving mechanism that cleaning structure cleans and control mobile station moves.It is big that the present invention has the advantages that efficiently to remove vacuum tube surface smut, installation easy to disassemble, the scope of application.
Description
Technical field
The invention belongs to field of mechanical technique, especially a kind of detachable vacuum tube cleaning device.
Background technology
Solar water heater (Solar water heater) refers to the water heater heated using solar energy as the energy.
It is three big water heaters one of mutually arranged side by side with gas heater, electric heater.Solar energy is converted into heat by solar water heater
Can, water is heated to high-temperature from low temperature, is used with meeting hot water of the people in life, production.
But core element of the vacuum tube as solar water heater, in use, long-term is exposed to nature ring
In border, on the vacuum tube that the objects such as extraneous dust can adhere to, when in sunlight to vacuum tube, it is responsible on vacuum tube table
Dust blocking, reduce heat absorption efficiency, traditional cleaning device is to be arranged separately on water heater, non-dismountable, in use
With significant limitation.
Invention content
The purpose of the present invention is there is the above problem in view of the prior art, it is proposed that a kind of detachable vacuum tube is clear
Clean device, it is big which has the characteristics that efficiently to remove vacuum tube surface smut, installation easy to disassemble, the scope of application.
Object of the invention can be realized by the following technical scheme：A kind of detachable vacuum tube cleaning device, packet
Chassis is included, water tank and several vacuum tubes are installed on chassis, vacuum tube one end is installed on water tank；It is characterized in that, described
Screw rod and slide bar are installed on chassis, screw rod is mutually parallel with slide bar, and the screw rod is provided at both ends with mounting bracket with slide bar, pacifies
It shelves and is removably mounted on chassis；Mobile station is provided on the chassis, mobile station both ends offer one He of through-hole respectively
Through-hole two, mobile station are set in by through-hole one and through-hole two on screw rod and slide bar, and mobile station can translate on screw rod and slide bar；
The mobile station lower part is provided with several cleaning structures for cleaning outer surface of vacuum tube；The mobile station top setting
It is useful for the driving mechanism of the cleaning of driving cleaning structure and control mobile station movement.
The operation principle of the present invention is such：Start driving mechanism, driving mechanism drives cleaning structure to operate, and makes
Mobile station moves back and forth in screw rod and slide bar, efficiently clears up outer surface of vacuum tube, improves the heat absorption efficiency of vacuum tube.The invention
Structure it is simple, cleaning efficiency is high, adapts to the application under various urban environments, and the driving mechanism can control mobile station simultaneously
Movement and cleaning structure startup, structure novel；The device can arbitrarily dismantle the solar water mounted on different styles
On device, the scope of application is big.
In above-mentioned cleaning device, the cleaning structure includes fixed frame, rotary cylinder, first gear, pinion, described
Fixed mount setting through-hole three is offered on mobile station lower part, fixed frame；Rotary cylinder is threaded through in through-hole three, and rotary cylinder energy
The rotation in the through-hole three, the channel that vacuum tube penetrates can be allowed by having on rotary cylinder；The rotary cylinder both ends are arranged with for limiting
The spacing collar that rotary cylinder processed moves radially, and spacing collar is installed on fixed frame；The first gear is rotatably arranged on fixation
On frame, pinion is coaxially installed on rotary cylinder, and first gear is engaged with pinion；The rotary cylinder both ends have installation
Portion is detachably provided with the cleaning wheel for cleaning outer surface of vacuum tube on mounting portion.
When rotary cylinder rotates, the cleaning wheel at both ends rotates simultaneously, and the hairbrush of cleaning wheel inner ring is high to being carried out outside vacuum tube
The detachable installation of effect cleaning, cleaning wheel can be replaced when cleaning wheel using effect is deteriorated；It is logical on rotary cylinder in the invention
Road diameter is more than the diameter of vacuum tube；Spacing collar on fixed frame can guarantee that rotary cylinder can only axial rotation.
In above-mentioned cleaning device, there is slideway in the mobile station, be installed with sliding part on fixed frame, sliding part is set
It sets in slideway, and sliding part can be installed in mobile station lower part by several fixing screws；The mobile station lower part offers
The top of the opening being connected with slideway, the first gear is caught in from opening, and the top of first gear is located in slideway.
The fixed frame can move in the slideway of mobile station, can be adjusted according to the distance between adjacent vacuum pipe,
It can be fixed by fixing screws after having adjusted；Keep the application range of the invention wider.
In above-mentioned cleaning device, the cleaning wheel includes the first cleaning device, the second cleaning device, the described first cleaning
Part and the second cleaning device are hinged at semicircle shape, one end of the first cleaning device and one end of the second cleaning device, the first cleaning device
The other end on be hinged with buckle, protrusion is installed on the other end of the second cleaning device, buckle can be fastened in protrusion.
When with changing cleaning wheel, it is only necessary to release buckle from protrusion, the first cleaning device, the second cleaning device are dismantled and taken
Under, reinstall new cleaning wheel；In this way, vacuum tube need not be dismantled, it is convenient and efficient.
It being rotated in above-mentioned cleaning device, on the screw rod and is provided with screwed pipe, screwed pipe one end is connected with rotation pipe,
Rotation pipe can be relative to rotated threaded tubular；Rotation pipe is installed in through-hole one, and the second tooth is coaxially installed on the screwed pipe
Wheel.
When rotated threaded tubular, screwed pipe can translate on screw rod, and rotation pipe can turn relative to rotated threaded tubular, screwed pipe
Dynamic, rotation pipe is motionless, then screwed pipe can drive mobile station to move.
In above-mentioned cleaning device, the driving mechanism includes third gear, the 4th gear, the 5th gear, the first electricity
Machine, chain, the first motor is installed in portion on a mobile station and output shaft is horizontally disposed, and the third gear is coaxially solid
It is located on the output shaft of first motor, the 4th gear is rotatably arranged in mobile station, and the 4th gear and second gear
Engagement；5th gear is coaxially installed on the 4th gear；The chain is set on the 5th gear and third gear,
Chain be connected with first gear and energy band its rotation.
First motor starts, and first motor drives the rotation of third gear, third gear that chain and the 4th gear is driven to rotate,
Chain rotation drives first gear rotation, first gear rotation to drive the cleaning wheel rotation cleaning of lower part；4th gear rotates band
Dynamic 5th gear rotation, the rotation of the 5th gear drive second gear rotation, second gear rotation to drive rotated threaded tubular.
Pass through the type of drive, it is only necessary to which a first motor is cleaning structure running and the movement that can control in the invention
The movement of platform.
In above-mentioned cleaning device, the teeth number of the 4th gear and second gear is than being at least 1:5.The teeth ratio can be with
Make cleaning wheel during high speed is clean, mobile station is more slowly moving on screw rod and slide bar, keeps vacuum pipe surface clear
Clean is more clean.
In above-mentioned cleaning device, the mobile station top is installed with photovoltaic board group and controller, described
Photovoltaic board group and first motor are connected by circuit with controller.The full automatic cleaning of controller can be passed through.
Compared with prior art, the present invention has the following advantages：
1, the structure of the invention is simple, and cleaning efficiency is high, adapts to the application under various urban environments, and the driving mechanism
The movement of mobile station and the startup of cleaning structure, structure novel can be controlled simultaneously；Vacuum pipe surface more can be efficiently cleaned, it should
Device can arbitrarily be dismantled on the solar water heater of different styles, and the scope of application is big.
2, when rotary cylinder rotates, the cleaning wheel at both ends rotates simultaneously, and the hairbrush of cleaning wheel inner ring outside vacuum tube to carrying out
The detachable installation of high-efficiency cleaning, cleaning wheel can be replaced when cleaning wheel using effect is deteriorated.
3, the fixed frame can move in the slideway of mobile station, can be adjusted according to the distance between adjacent vacuum pipe,
It can be fixed by fixing screws after having adjusted；Keep the application range of the invention wider.
Description of the drawings
Fig. 1 is the schematic diagram of the present invention.
Fig. 2 is the schematic diagram of driving mechanism in the present invention.
Fig. 3 is the enlarged drawing at A in Fig. 2.
Fig. 4 is the schematic diagram of screwed pipe and rotation pipe in the present invention.
Fig. 5 is the schematic diagram of cleaning structure in the present invention.
In figure, 1, chassis；2, vacuum tube；3, water tank；4, screw rod；5, slide bar；6, mobile station；7, fixed frame；8, rotary cylinder；
9, first gear；10, channel；11, spacing collar；12, cleaning wheel；13, slideway；14, sliding part；15, the first cleaning device；16,
Two cleaning devices；17, it buckles；18, raised；19, screwed pipe；20, rotation pipe；21, second gear；22, third gear；23, the 4th
Gear；24, the 5th gear；25, first motor；26, chain；27, photovoltaic board group；28, controller；29, pinion.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figures 1 to 5, a kind of cleaning device cleared up for vacuum tube appearance in solar water heater, including bottom
Frame 1 is installed with water tank 3 and several vacuum tubes 2 on chassis 1, and 2 one end of vacuum tube is installed on water tank 3；It is characterized in that, described
Chassis 1 on be installed with screw rod 4 and slide bar 5, screw rod 4 is mutually parallel with slide bar 5, and screw rod 4 and slide bar 5 are provided at both ends with installation
Frame, mounting bracket are removably mounted on chassis 1；；Mobile station 6 is provided on the chassis 1,6 both ends of mobile station open up respectively
There are through-hole one and through-hole two, mobile station 6 to be set on screw rod 4 and slide bar 5 by through-hole one and through-hole two, mobile station 6 can be in spiral shell
It is translated on bar 4 and slide bar 5；6 lower part of mobile station is provided with several cleaning structures for cleaning 2 outer surface of vacuum tube；
6 top of mobile station is provided with for driving the driving mechanism that cleaning structure cleans and control mobile station 6 moves.
The structure of the invention is simple, and cleaning efficiency is high, adapts to the application under various urban environments, and the driving mechanism energy
Control the movement of mobile station 6 and the startup of cleaning structure, structure novel simultaneously.
Specifically the cleaning structure include fixed frame 7, rotary cylinder 8, first gear 9, the fixed frame 7 setting
In 6 lower part of mobile station, through-hole three is offered on fixed frame 7；Rotary cylinder 8 is threaded through in through-hole three, and rotary cylinder 8 can be in through-hole three
Interior rotation, the channel 10 that vacuum tube 2 penetrates can be allowed by having on rotary cylinder 8；8 both ends of rotary cylinder are arranged with to be turned for limiting
The spacing collar 11 that dynamic cylinder 8 moves radially, and spacing collar 11 is installed on fixed frame 7；The first gear is rotatably arranged on solid
Determine 7 on frame, pinion 29 is coaxially installed on rotary cylinder 8, and first gear 9 is engaged with pinion 29；8 liang of the rotary cylinder
End has mounting portion, and the cleaning wheel 12 for cleaning 2 outer surface of vacuum tube is detachably provided on mounting portion.
When rotary cylinder 8 rotates, the cleaning wheel 12 at both ends rotates simultaneously, the hairbrush of 12 inner ring of cleaning wheel to vacuum tube 2 outside
High-efficiency cleaning is carried out, the detachable installation of cleaning wheel 12 can be replaced when 12 using effect of cleaning wheel is deteriorated；Turn in the invention
10 diameter of channel on dynamic cylinder 8 is more than the diameter of vacuum tube 2；Spacing collar 11 on fixed frame 7 can guarantee that rotary cylinder 8 can only be axial
Rotation.
Specifically there is in the mobile station 6 slideway 13, sliding part 14 is installed on fixed frame 7, sliding part 14 is arranged
In slideway 13, and sliding part 14 can be installed in 6 lower part of mobile station by several fixing screws；It opens 6 lower part of mobile station
Equipped with the opening being connected with slideway 13, the top of the first gear 9 is caught in from opening, and the upper bit of first gear 9
In in slideway 13.
The fixed frame 7 can move in the slideway 13 of mobile station 6, can be adjusted according to the distance between adjacent vacuum pipe 2
Section can be fixed after having adjusted by fixing screws；Keep the application range of the invention wider.
Specifically the cleaning wheel 12 includes the first cleaning device 15, the second cleaning device 16, first cleaning device 15
It is hinged at semicircle shape, one end of the first cleaning device 15 and one end of the second cleaning device 16 with the second cleaning device 16, first is clear
It is hinged with buckle 17 on the other end of clean part 15, protrusion 18 is installed on the other end of the second cleaning device 16, buckle 17 can fasten
In protrusion 18.
When with changing cleaning wheel 12, it is only necessary to release buckle 17 from protrusion 18, the first cleaning device 15, second is cleaned
Part 16, which is dismantled, to be removed, and new cleaning wheel 12 is reinstalled；In this way, vacuum tube 2 need not be dismantled,
It is convenient and efficient.
Specifically rotation is provided with screwed pipe 19 on the screw rod 4, and 19 one end of screwed pipe is connected with rotation pipe 20, rotation
Pipe 20 can be rotated relative to screwed pipe 19；Rotation pipe 20 is installed in through-hole one, and is coaxially installed on the screwed pipe 19
Two gears 21.
When screwed pipe 19 rotates, screwed pipe 19 can translate on screw rod 4, and rotation pipe 20 can be rotated relative to screwed pipe 19,
Screwed pipe 19 rotates, and rotation pipe 20 is motionless, then screwed pipe 19 can drive mobile station 6 to move.
Specifically the driving mechanism include third gear 22, the 4th gear 23, the 5th gear 24, first motor 25,
Chain 26, it is same that the first motor 25 is installed in third gear 22 horizontally disposed in 6 top of mobile station and output shaft, described
Axis is installed on the output shaft of first motor 25, and the 4th gear 23 is rotatably arranged in mobile station 6, and the 4th gear 23
It is engaged with second gear 21；5th gear 24 is coaxially installed on the 4th gear 23；The chain 26 is set in
On five gears 24 and third gear 22, chain 26 be connected with first gear 9 and energy band its rotation.
First motor 25 starts, and first motor 25 drives third gear 22 to rotate, and third gear 22 drives chain 26 and the
Four gears 23 rotate, and the rotation of chain 26 drives first gear 9 to rotate, and the rotation of first gear 9 drives the cleaning wheel 12 of lower part to rotate
Cleaning；The rotation of 4th gear 23 drives the rotation of the 5th gear 24, the rotation of the 5th gear 24 that second gear 21 is driven to rotate, the second tooth
21 rotation of wheel drives screwed pipe 19 to rotate.
Pass through the type of drive, it is only necessary to which a first motor 25 is cleaning structure running and the shifting that can control in the invention
The movement of dynamic platform 6.
Specifically the 4th gear 23 and the teeth number ratio of second gear 21 are at least 1:5.The teeth ratio can make cleaning
For wheel 12 during high speed is clean, mobile station 6 is more slowly moving on screw rod 4 and slide bar 5, keeps 2 surface of vacuum tube clear
Clean is more clean.
Specifically 6 top of mobile station is installed with photovoltaic board group 27 and controller 28, the solar energy
Photovoltaic board group 27 and first motor 25 are connected by circuit with controller 28.28 full automatic cleaning of controller can be passed through.
The operation principle of the present invention is such：First motor 25 starts, and first motor 25 drives third gear 22 to rotate,
Third gear 22 drives chain 26 and the 4th gear 23 to rotate, and the rotation of chain 26 drives first gear 9 to rotate, 9 turns of first gear
The dynamic rotation cleaning of cleaning wheel 12 for driving lower part；The rotation of 4th gear 23 drives the rotation of the 5th gear 24, the rotation of the 5th gear 24
Second gear 21 is driven to rotate, the rotation of second gear 21 drives screwed pipe 19 to rotate, and screwed pipe 19 drives mobile station 6 in screw rod 4
It is moved on slide bar 5.2 outer surface of efficient cleaning vacuum tube, improves the heat absorption efficiency of vacuum tube 2.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (8)
1. a kind of detachable vacuum tube cleaning device, including chassis, water tank and several vacuum tubes, vacuum are installed on chassis
Pipe one end is installed on water tank；It is characterized in that, being installed with screw rod and slide bar on the chassis, screw rod is mutually flat with slide bar
Row, the screw rod are provided at both ends with mounting bracket with slide bar, and mounting bracket is removably mounted on chassis；It is arranged on the chassis
There are mobile station, mobile station both ends to offer through-hole one and through-hole two respectively, mobile station is set in spiral shell by through-hole one and through-hole two
On bar and slide bar, mobile station can translate on screw rod and slide bar；The mobile station lower part is provided with several for cleaning vacuum
The cleaning structure of tube outer surface；The mobile station top is provided with for driving cleaning structure to clean and control mobile station movement
Driving mechanism.
2. a kind of cleaning device cleared up for vacuum tube appearance in solar water heater according to claim 1, special
Sign is that the cleaning structure includes fixed frame, rotary cylinder, first gear, pinion, and the fixed mount setting is in movement
Platform lower part offers through-hole three on fixed frame；Rotary cylinder is threaded through in through-hole three, and rotary cylinder can rotate in through-hole three, turn
The channel that vacuum tube penetrates can be allowed by having on dynamic cylinder；The rotary cylinder both ends are arranged with to be moved radially for limiting rotary cylinder
Spacing collar, and spacing collar is installed on fixed frame；The first gear is rotatably arranged on fixed frame, and pinion is coaxially fixed
On rotary cylinder, and first gear is engaged with pinion；The rotary cylinder both ends have mounting portion, are detachably set on mounting portion
It is equipped with the cleaning wheel for cleaning outer surface of vacuum tube.
3. a kind of cleaning device cleared up for vacuum tube appearance in solar water heater according to claim 2, special
Sign is there is slideway in the mobile station, and sliding part is installed on fixed frame, and sliding part is arranged in slideway, and slides
Portion can be installed in mobile station lower part by several fixing screws；The mobile station lower part offers opening of being connected with slideway
Mouthful, the top of the first gear is caught in from opening, and the top of first gear is located in slideway.
4. a kind of cleaning device cleared up for vacuum tube appearance in solar water heater according to claim 2, special
Sign is, the cleaning wheel includes the first cleaning device, the second cleaning device, first cleaning device and the second cleaning device at
Semicircle shape, one end of the first cleaning device and one end of the second cleaning device are hinged, and card is hinged on the other end of the first cleaning device
It detains, is installed with protrusion on the other end of the second cleaning device, buckle can be fastened in protrusion.
5. a kind of cleaning device cleared up for vacuum tube appearance in solar water heater according to claim 1, special
Sign is, is rotated on the screw rod and is provided with screwed pipe, screwed pipe one end is connected with rotation pipe, and rotation pipe can be relative to screw thread
Pipe rotates；Rotation pipe is installed in through-hole one, and second gear is coaxially installed on the screwed pipe.
6. a kind of cleaning device cleared up for vacuum tube appearance in solar water heater according to claim 1, special
Sign is, the driving mechanism includes third gear, the 4th gear, the 5th gear, first motor, chain, described first
Motor is installed in portion on a mobile station and output shaft is horizontally disposed, and the third gear is coaxially installed in the output of first motor
On axis, the 4th gear is rotatably arranged in mobile station, and the 4th gear is engaged with second gear；5th gear
Coaxially it is installed on the 4th gear；The chain is set on the 5th gear and third gear, and chain is connected with first gear
And energy band its rotation.
7. a kind of cleaning device cleared up for vacuum tube appearance in solar water heater according to claim 6, special
Sign is that the teeth number of the 4th gear and second gear is than being at least 1:5.
8. a kind of cleaning device cleared up for vacuum tube appearance in solar water heater according to claim 1, special
Sign is that the mobile station top is installed with photovoltaic board group and controller, the photovoltaic board group and
One motor is connected by circuit with controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810193653.4A CN108499990B (en) | 2018-03-09 | 2018-03-09 | Detachable vacuum tube cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810193653.4A CN108499990B (en) | 2018-03-09 | 2018-03-09 | Detachable vacuum tube cleaning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108499990A true CN108499990A (en) | 2018-09-07 |
| CN108499990B CN108499990B (en) | 2020-05-19 |
Family
ID=63376315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810193653.4A Active CN108499990B (en) | 2018-03-09 | 2018-03-09 | Detachable vacuum tube cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108499990B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812995A (en) * | 2019-03-19 | 2019-05-28 | 杭州耀晗光伏技术有限公司 | It is a kind of for clearing up the cleaning device of solar water heater |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5787562A (en) * | 1980-11-20 | 1982-06-01 | Mitsubishi Electric Corp | Automatic cleaning device |
| CN201049345Y (en) * | 2007-05-30 | 2008-04-23 | 冯立军 | Cleaning device for solar energy products heat receiver surface |
| CN203900040U (en) * | 2014-05-27 | 2014-10-29 | 河北师范大学 | Heat collecting glass pipe cleaning device of solar water heater |
| CN205042824U (en) * | 2015-10-13 | 2016-02-24 | 钟伟 | Dust remover of solar water heater |
| CN105865061A (en) * | 2016-04-01 | 2016-08-17 | 浙江大学 | Vacuum pipe cleaning device and solar water heater with same |
-
2018
- 2018-03-09 CN CN201810193653.4A patent/CN108499990B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5787562A (en) * | 1980-11-20 | 1982-06-01 | Mitsubishi Electric Corp | Automatic cleaning device |
| CN201049345Y (en) * | 2007-05-30 | 2008-04-23 | 冯立军 | Cleaning device for solar energy products heat receiver surface |
| CN203900040U (en) * | 2014-05-27 | 2014-10-29 | 河北师范大学 | Heat collecting glass pipe cleaning device of solar water heater |
| CN205042824U (en) * | 2015-10-13 | 2016-02-24 | 钟伟 | Dust remover of solar water heater |
| CN105865061A (en) * | 2016-04-01 | 2016-08-17 | 浙江大学 | Vacuum pipe cleaning device and solar water heater with same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812995A (en) * | 2019-03-19 | 2019-05-28 | 杭州耀晗光伏技术有限公司 | It is a kind of for clearing up the cleaning device of solar water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108499990B (en) | 2020-05-19 |
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