阅读说明：本技术 一种太阳能热水器集热管自动除尘装置 (Automatic dust collector for heat collecting tube of solar water heater ) 是由 罗小林 张林通 张敬华 陈冰 于 2021-09-07 设计创作，主要内容包括：本发明涉及一种太阳能热水器集热管自动除尘装置,包括输水系统、保温水箱、集热管、支撑架、轨道系统、清洁环、电机、传动带、控制器；本发明通过输水系统内电磁阀通断可为集热管除尘提供热水或冷水；所述轨道系统安装在支撑架两侧,能带动清洁环在集热管上移动式除尘；所述清洁环,包括清洁外环、滚动体、清洁内环、毛刷和清洁布,清洁外环依靠固定横杆与左右两侧电控滑块固定连接,清洁内环通过滚动体与清洁外环连接,清洁内环依靠电机传送带实现旋转,毛刷和清洁布设置于清洁内环内壁,可实现对集热管移动旋转式除尘。该装置能高效的清除集热管上的积灰、积雪等遮光物,提高集热管的集热效率。(The invention relates to an automatic dust removal device for a heat collecting pipe of a solar water heater, which comprises a water delivery system, a heat preservation water tank, the heat collecting pipe, a support frame, a track system, a cleaning ring, a motor, a transmission belt and a controller, wherein the heat collecting pipe is arranged on the support frame; the invention can provide hot water or cold water for dust removal of the heat collecting pipe by switching on and off the electromagnetic valve in the water delivery system; the track systems are arranged on two sides of the support frame, and the cleaning rings can be driven to move on the heat collecting pipes for dedusting; clean ring, including clean outer loop, rolling element, clean inner ring, brush and cleaning cloth, clean outer loop relies on fixed horizontal pole and the automatically controlled slider fixed connection of left and right sides, and clean inner ring passes through the rolling element to be connected with clean outer loop, and clean inner ring relies on the motor conveyer belt to realize rotatory, and brush and cleaning cloth set up in clean inner ring inner wall, can realize removing the rotation type dust removal to the thermal-collecting tube. The device can clear away the shade such as deposition on the thermal-collecting tube, snow, improve the thermal-collecting efficiency of thermal-collecting tube with the high efficiency.)

1. The utility model provides an automatic dust collector of solar water heater thermal-collecting tube which characterized in that: comprises a water delivery system, a heat collecting pipe (3), a support frame (2), a track system, a cleaning ring (4), a motor (10), a transmission belt (11) and a controller (19);

the water delivery system comprises a heat preservation water tank (1), an upper water outlet pipe (5), a lower water outlet pipe (6), a water delivery pipe (7) and a plurality of spraying holes (18), one ends of the upper water outlet pipe (5) and the lower water outlet pipe (6) are respectively connected with the upper half part and the lower half part of the heat preservation water tank (1), the other ends of the upper water outlet pipe and the lower water outlet pipe are connected to the water delivery pipe (7) in a combined mode, dust removal water is provided for the plurality of spraying holes (18) formed in the water delivery pipe (7), and the spraying holes (18) are arranged right above the heat collection pipes (3);

the track system comprises a left electric control slide rail (12), a left electric control slide block (13), a right electric control slide rail (14), a right electric control slide block (15) and limit switches (17) at two ends of the left electric control slide rail (12) and the right electric control slide rail (14), wherein the left electric control slide rail (12) and the right electric control slide rail (14) are respectively arranged above two sides of the support frame (2), the left electric control slide block (13) and the right electric control slide block (15) are respectively arranged on the left electric control slide rail (12) and the right electric control slide rail (14) and are controlled by a controller (19) to move between the limit switches (17) at two ends, and the left electric control slide block (13) and the right electric control slide block (15) drive a fixed cross rod (16) fixedly connected with the left electric control slide block and the right electric control slide block to move so as to drive a plurality of cleaning rings (4) on the fixed cross rod (16) to move on the heat collecting tube (3) for dust removal;

the cleaning ring (4) is sleeved outside the heat collecting tube (3) and comprises a cleaning outer ring (401), a rolling body (402), a cleaning inner ring (403), a brush (404) and cleaning cloth (405), the cleaning outer ring (401) is fixedly connected with the fixed cross rod (16), the cleaning inner ring (403) is connected with the cleaning outer ring (401) through the rolling body (402), the cleaning inner ring (403) rotates by virtue of a conveyor belt (11) connected with a motor (10), and the brush (404) and the cleaning cloth (405) are respectively arranged on the upper half part and the lower half part of the inner wall of the cleaning inner ring (403), so that the rotary dust removal of the heat collecting tube (3) can be realized;

the solenoid valve I (8), the solenoid valve II (9), the track system and the motor (10) are all controlled by a controller (19).

2. The automatic dust removing device for the heat collecting pipe of the solar water heater according to claim 1, characterized in that: go up outlet pipe (5), be provided with solenoid valve I (8) and solenoid valve II (9) on outlet pipe (6) down respectively, sink by solar water heater cold water, the principle of hot water come-up, go up outlet pipe (5) and derive hot water, outlet pipe (6) derive normal atmospheric temperature water down, the break-make according to controller (19) control solenoid valve I (8) and solenoid valve II (9) can provide normal atmospheric temperature water and hot water according to the demand, solenoid valve I (8) are closed, solenoid valve II (9) are opened, provide normal atmospheric temperature water for the dust removal, solenoid valve I (8) are opened, solenoid valve II (9) are closed, provide hot water for removing dust, can effectively eliminate snow, the long-pending ice.

3. The automatic dust removing device for the heat collecting pipe of the solar water heater according to claim 1, characterized in that: motor (10) fixed mounting is on fixed horizontal pole (16) to it is rotatory to drive clean inner ring (403) of each clean ring (4) through conveyer belt (11), thereby makes brush (404) and cleaning cloth (405) rotation type that clean inner ring (403) internal wall set up carry out the rotation type to thermal-collecting tube (3) and remove dust, and thermal-collecting tube (3) deposition can effectively be clear away to clean inner ring (403) internal wall brush (404), and cleaning cloth (405) can avoid thermal-collecting tube (3) after the cleaning to remain spot vestige and water spot.

4. The automatic dust removing device for the heat collecting pipe of the solar water heater according to claim 1, characterized in that: the cleaning ring (4) is in reference to a bearing structure, a cleaning inner ring (403) is matched with the rolling body (402) and runs together with the rolling body (402), a cleaning outer ring (401) is fixedly connected with the fixed cross rod (16) to play a supporting role, the cleaning inner ring (403) is longer than the cleaning outer ring (401), and the cleaning inner ring (403) is conveniently connected with the transmission belt (11).

5. The automatic dust removing device for the heat collecting pipe of the solar water heater according to claim 1, characterized in that: the controller (19) controls the on-off of the electromagnetic valves I (8) and II (9) on the water delivery system for a certain time, the flushing work of the spray holes (18) on the heat collecting tubes (3) is achieved, all the electromagnetic valves I (8) and II (9) are closed after the moving time, the controller (19) controls the track system to drive the cleaning rings (4) to move and remove dust on the heat collecting tubes (3), meanwhile, the motor (10) on the fixed cross rod (16) works to drive the cleaning inner ring (403) connected with the driving belt (11) to rotate, the dust removal task of the heat collecting tubes (3) is completed in a rotating mode when the inner wall brushes (404) of the cleaning inner ring (403) and the cleaning cloth (405) move is completed, and the controller (19) can set a cleaning period according to local specific conditions.

Technical Field

The invention belongs to the technical field of solar water heaters, and particularly relates to an automatic dust removal device for a heat collecting pipe of a solar water heater.

Background

Solar energy is rapidly developed as a sustainable green energy source, and thus solar water heaters are widely used. The heat collecting tube of the solar water heater is a core element of the solar water heater, and is known as the heart of the solar water heater, the existing solar water heater usually absorbs light irradiated on the surface of the solar water heater through the heat collecting tube, and converts light energy into heat energy to heat water in a water tank, and the relationship between the temperature rise condition of hot water in the solar water heater and the external temperature is not large, and the solar water heater mainly depends on illumination.

Because solar water heater all installs in the open air, the thermal-collecting tube often accumulates the dust easily, and there may be snow etc. winter simultaneously, has the research to show: the heat collection efficiency is reduced by 10-70%, so that the water temperature is too low, and the normal use is influenced.

In order to improve the heat collection efficiency of the heat collection tube, the surface transmittance of the heat collection tube needs to be maintained, dust on the surface of the heat collection tube needs to be removed regularly, the existing solution mainly adopts manual regular wiping and installation of a spraying device, but the solar water heater is often erected at a high place such as a roof, and manual wiping and cleaning are extremely inconvenient. And the spraying device is installed, the overall cleaning effect is poor, stain marks and water stains can be left after the spraying device is washed, and the heat collecting efficiency of the heat collecting pipe can be reduced, so that the method in the prior art needs to be improved.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the invention provides an automatic dust removal device for a heat collecting pipe of a solar water heater, which controls the on-off of an electromagnetic valve of a water delivery system through a controller and provides normal-temperature water or hot water for dust removal. The track system and the cleaning ring provided by the invention can carry out movable rotary dust removal on the heat collecting tube, can effectively remove dust or other dirt on the surface of the heat collecting tube, and improve the heat collecting efficiency of the heat collecting tube.

The technical scheme of the invention is as follows: an automatic dust removal device for a heat collecting tube of a solar water heater comprises a water delivery system, the heat collecting tube 3, a support frame 2, a track system, a cleaning ring 4, a motor 10, a transmission belt 11 and a controller 19;

the water delivery system comprises a heat preservation water tank 1, an upper water outlet pipe 5, a lower water outlet pipe 6, a water delivery pipe 7 and a plurality of spraying holes 18, wherein one end of the upper water outlet pipe and one end of the lower water outlet pipe are respectively connected with the upper half part and the lower half part of the heat preservation water tank 1, the other end of the upper water outlet pipe and the lower water outlet pipe are connected to the water delivery pipe 7 in a combined mode, dust removal water is provided for the plurality of spraying holes 18 arranged on the water delivery pipe 7, and the spraying holes 18 are arranged right above the heat collecting pipes 3;

the track system comprises a left electric control slide rail 12, a left electric control slide block 13, a right electric control slide rail 14, a right electric control slide block 15 and limit switches 17 at two ends of the left electric control slide rail 12 and the right electric control slide rail 14, the left electric control slide rail 12 and the right electric control slide rail 14 are respectively installed above two sides of the support frame 2, the left electric control slide block 13 and the right electric control slide block 15 are respectively installed on the left electric control slide rail 12 and the right electric control slide rail 14 and are controlled by a controller 19 to move between the limit switches 17 at the two ends, and the left electric control slide block 13 and the right electric control slide block 15 move by driving a fixed cross rod 16 fixedly connected with the left electric control slide block 13 and the right electric control slide block 15 to drive a plurality of cleaning rings 4 on the fixed cross rod 16 to move on the heat collecting tube 3 for dust removal;

the cleaning ring 4 is sleeved outside the heat collecting tube 3 and comprises a cleaning outer ring 401, a rolling body 402, a cleaning inner ring 403, a hairbrush 404 and cleaning cloth 405, the cleaning outer ring 401 is fixedly connected with a fixed cross bar 16 and fixedly connected with left and right electric control sliding blocks by virtue of the fixed cross bar 16, the cleaning inner ring 403 is connected with the cleaning outer ring 401 by virtue of the rolling body 402, the cleaning inner ring 403 is rotated by virtue of a conveyor belt 11 connected with a motor 10, and the hairbrush 404 and the cleaning cloth 405 are respectively arranged on the upper half part and the lower half part of the inner wall of the cleaning inner ring 403, so that rotary dust removal of the heat collecting tube 3 can be realized;

as a further aspect of the invention, the solenoid valve I8, the solenoid valve II9, the track system, and the motor 10 are all controlled by the controller 19.

As a further scheme of the invention, an electromagnetic valve I8 and an electromagnetic valve II9 are arranged on the upper water outlet pipe and the lower water outlet pipe, the upper water outlet pipe 5 leads hot water out on the principle that cold water of a solar water heater sinks and hot water floats, the lower water outlet pipe 6 leads normal-temperature water out, the on-off of the electromagnetic valve I8 and the electromagnetic valve II9 are controlled by the controller 19, normal-temperature water and hot water can be provided according to requirements, under normal conditions, the electromagnetic valve I8 is closed, the electromagnetic valve II9 is opened, the normal-temperature water is provided for dust removal, but when the temperature is low in winter, the electromagnetic valve I8 is opened, the electromagnetic valve II9 is closed, hot water can be provided for dust removal, and snow and ice can be effectively removed.

As a further scheme of the invention, the cleaning ring 4 refers to a bearing structure, a cleaning inner ring 403 is matched with the rolling body 402 and runs together with the rolling body 402, the cleaning outer ring 401 plays a supporting role by being fixedly connected with the fixed cross bar 16, the cleaning inner ring 403 is longer than the cleaning outer ring 401, the cleaning inner ring 403 is conveniently connected with the transmission belt 11, meanwhile, the lengths of a hairbrush 404 and a cleaning cloth 405 on the inner wall of the cleaning inner ring 403 are increased, and the cleaning effect is improved.

As a further scheme of the present invention, the motor 10 is fixedly mounted on the fixed cross bar 16, and the conveyor belt 11 drives the cleaning inner rings 403 of the cleaning rings 4 to rotate, so that the brushes 404 arranged on the inner wall surfaces of the cleaning inner rings 403 and the cleaning cloth 405 rotationally remove dust from the heat collecting tubes 3, the brushes 404 on the inner wall surfaces of the cleaning inner rings 403 can effectively remove dust accumulated on the heat collecting tubes 3, and the cleaning cloth 405 can avoid residual stain marks and water stains on the heat collecting tubes 3 after cleaning.

As a further scheme of the present invention, the controller 19 firstly controls the on/off (15s) of the electromagnetic valve I8 and the electromagnetic valve II9 on the water delivery system to implement the washing work of the spray holes 18 on the heat collecting tubes 3, after 15s, all the electromagnetic valves are closed, the controller 19 controls the track system to drive the cleaning ring 4 to move and remove dust on the heat collecting tubes 3, and simultaneously the motor 10 on the fixed cross bar 16 works to drive the cleaning inner ring 403 connected with the driving belt 11 to rotate, so as to complete the dust removal task on the heat collecting tubes 3 in a rotating manner while the brushes 404 for cleaning the inner wall of the inner ring 403 and the cleaning cloth 405 move, and the controller 19 can set a cleaning period according to the local specific conditions.

The invention has the beneficial effects that:

1. the invention provides normal temperature water and hot water for the dust removal device by controlling the on-off of the electromagnetic valve according to the principle that the solar water heater sinks cold water and hot water floats upwards, so that the dust removal device can work normally in winter in low temperature weather, and ice and snow accumulated on the surface of the heat collection tube can be effectively eliminated.

2. According to the invention, the cleaning ring can move up and down on the heat collecting pipe by building a track system, and meanwhile, the cleaning ring can carry out rotary dust removal on the heat collecting pipe by virtue of the design structure of the cleaning ring, and the dust and other dirt on the surface of the heat collecting pipe can be efficiently removed by virtue of the movable rotary dust removal mode.

3. The upper half part of the inner wall of the cleaning ring designed by the invention adopts the hairbrush, the lower half part adopts the cleaning cloth, the hairbrush is matched with the water delivery system to carry out efficient rotary scrubbing on the heat collecting tube, and the cleaning cloth on the lower half part carries out rotary wiping on the heat collecting tube, so that residual stain marks and water stains on the cleaned heat collecting tube can be avoided.

4. The movable rotary dust removal mode of the device can efficiently remove dust on the surface of the heat collecting tube, can also efficiently remove dirt with high viscosity, and can effectively improve the heat collecting efficiency of the heat collecting tube.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cut away view of the cleaning ring of the present invention;

figure 3 is a top view of the cleaning ring of the present invention.

Reference numbers in fig. 1-3: 1-a heat preservation water tank, 2-a support frame, 3-a heat collecting pipe, 4-a cleaning ring, 5-an upper water outlet pipe, 6-a lower water outlet pipe, 7-a water delivery pipe, 8-an electromagnetic valve I, 9-an electromagnetic valve II, 10-a motor, 11-a transmission belt, 12-a left electric control slide rail, 13-a left electric control slide block, 14-a right electric control slide rail, 15-a right electric control slide block, 16-a fixed cross bar, 17-a limit switch, 18-a spraying hole, 19-a controller, 401-a cleaning outer ring, 402-a rolling body, 403-a cleaning inner ring, 404-a hairbrush and 405-cleaning cloth.

Detailed Description

The invention is further described with reference to the following figures and specific examples.

Example (b): as shown in fig. 1-3, an automatic dust collector for heat collecting tubes of a solar water heater comprises a water delivery system, heat collecting tubes 3, a support frame 2, a track system, a cleaning ring 4, a motor 10, a transmission belt 11 and a controller 19;

referring to fig. 1, the water delivery system includes a heat preservation water tank 1, an upper water outlet pipe 5, a lower water outlet pipe 6, a water delivery pipe 7, and a plurality of spray holes 18, one end of the upper water outlet pipe and one end of the lower water outlet pipe are respectively connected to the upper half part and the lower half part of the heat preservation water tank 1, the other end of the upper water outlet pipe and the lower water outlet pipe are connected to the water delivery pipe 7 in a combined manner, so as to provide dust removal water for the plurality of spray holes 18 arranged on the water delivery pipe 7, and the spray holes 18 are arranged right above each heat collecting pipe 3; go up outlet pipe 5, be provided with solenoid valve I8 and solenoid valve II9 on the lower outlet pipe 6, sink according to solar water heater cold water, the principle of hot water come-up, go up outlet pipe 5 and derive hot water, lower outlet pipe 6 derives normal atmospheric temperature water, the break-make according to controller 19 control solenoid valve I8 and solenoid valve II9 can provide normal atmospheric temperature water and hot water according to the demand, under the normal condition, solenoid valve I8 is closed, solenoid valve II9 is opened, provide normal atmospheric temperature water for the dust removal, but when temperature was low winter, solenoid valve I8 is opened, solenoid valve II9 is closed, can provide hot water for the dust removal, can effectively eliminate snow, the ice accretion.

The track system comprises a left electric control slide rail 12, a left electric control slide block 13, a right electric control slide rail 14, a right electric control slide block 15 and limit switches 17 at two ends of the left electric control slide rail 12 and the right electric control slide rail 14, the left electric control slide rail 12 and the right electric control slide rail 14 are respectively installed above two sides of the support frame 2, the left electric control slide block 13 and the right electric control slide block 15 are respectively installed on the left electric control slide rail 12 and the right electric control slide rail 14 and are controlled by a controller 19 to move between the limit switches 17 at the two ends, and the left electric control slide block 13 and the right electric control slide block 15 move by driving a fixed cross rod 16 fixedly connected with the left electric control slide block 13 and the right electric control slide block 15 to drive a plurality of cleaning rings 4 on the fixed cross rod 16 to move on the heat collecting tube 3 for dust removal;

referring to fig. 2 and 3, the cleaning ring 4 is sleeved outside the heat collecting tube 3 and includes a cleaning outer ring 401, a rolling body 402, a cleaning inner ring 403, a brush 404 and a cleaning cloth 405, the cleaning ring 4 refers to a bearing structure, the cleaning outer ring 401 is fixedly connected with a fixed cross bar 16 to play a supporting role, the fixed cross bar 16 is fixedly connected with left and right electric control sliders, the cleaning outer ring 401 is fixedly connected with the fixed cross bar 16 and is fixedly connected with the left and right electric control sliders by the fixed cross bar 16, the cleaning inner ring 403 is connected with the cleaning outer ring 401 through the rolling body 402, the cleaning inner ring 403 is matched with the rolling body 402 and operates with the rolling body 402, the cleaning inner ring 403 is longer than the cleaning outer ring 401, the cleaning inner ring 403 rotates by virtue of the conveyor belt 11 connected with the motor 10, so that the cleaning inner ring 403 is connected with the conveyor belt 11, and the length of the brush 404 and the cleaning cloth 405 on the inner wall of the cleaning inner ring 403 is increased, the cleaning effect is improved. The brush 404 and the cleaning cloth 405 are respectively arranged on the upper half part and the lower half part of the inner wall of the cleaning inner ring 403, so that rotary dust removal of the heat collecting tube 3 can be realized;

as a further scheme of the present invention, the motor 10 is fixedly mounted on the fixed cross bar 16, and the conveyor belt 11 drives the cleaning inner rings 403 of the cleaning rings 4 to rotate, so that the brushes 404 arranged on the inner wall surfaces of the cleaning inner rings 403 and the cleaning cloth 405 rotationally remove dust from the heat collecting tubes 3, the brushes 404 on the inner wall surfaces of the cleaning inner rings 403 can effectively remove dust accumulated on the heat collecting tubes 3, and the cleaning cloth 405 can avoid residual stain marks and water stains on the heat collecting tubes 3 after cleaning.

As a further aspect of the invention, the solenoid valve I8, the solenoid valve II9, the track system, and the motor 10 are all controlled by the controller 19.

As a further scheme of the present invention, the controller 19 firstly controls the on/off (15s) of the electromagnetic valve I8 and the electromagnetic valve II9 on the water delivery system to implement the washing work of the spray holes 18 on the heat collecting tubes 3, after 15s, all the electromagnetic valves are closed, the controller 19 controls the track system to drive the cleaning ring 4 to move and remove dust on the heat collecting tubes 3, and simultaneously the motor 10 on the fixed cross bar 16 works to drive the cleaning inner ring 403 connected with the driving belt 11 to rotate, so as to complete the dust removal task on the heat collecting tubes 3 in a rotating manner while the brushes 404 for cleaning the inner wall of the inner ring 403 and the cleaning cloth 405 move, and the controller 19 can set a cleaning period according to the local specific conditions.

The outer shell is arranged outside the automatic dust removal device for the heat collecting tube of the solar water heater, so that the automatic dust removal device for the heat collecting tube of the solar water heater can be protected.

While the present invention has been described in detail with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, and various changes and modifications can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.