CN120403092A

CN120403092A - A solar thermal collection system suitable for urban and rural construction

Info

Publication number: CN120403092A
Application number: CN202510900408.2A
Authority: CN
Inventors: 张建华
Original assignee: Jingjiang Xinqiao Urban And Rural Construction Co ltd
Current assignee: Jingjiang Xinqiao Urban And Rural Construction Co ltd
Priority date: 2025-07-01
Filing date: 2025-07-01
Publication date: 2025-08-01
Anticipated expiration: 2045-07-01
Also published as: CN120403092B

Abstract

The invention discloses a solar heat collection system suitable for urban and rural construction, and belongs to the technical field of solar heat collection. The invention discloses a solar heat collection system suitable for urban and rural construction, which comprises a support, a heat collection part ‌ movably arranged on the support and comprising a heat collection pipe, a water tank and a bottom tank which are mutually communicated, a ‌ descaling part ‌ comprising a first descaling component in the heat collection pipe, a second descaling component in the water tank and the bottom tank and a driving component for driving the second descaling component, and a ‌ flushing component ‌ arranged on the water tank and the bottom tank and working cooperatively with the descaling part.

Description

Solar heat collection system adapting to urban and rural construction

Technical Field

The invention relates to the technical field of solar heat collection, in particular to a solar heat collection system suitable for urban and rural construction.

Background

With the rapid development of modern society economy, the demand of human beings for energy is increasing. However, the traditional energy reserves of coal, petroleum, natural gas and the like are continuously reduced and increasingly scarce, so that the price is continuously increased, and the environmental pollution problem caused by the conventional fossil fuel is also more serious, which greatly limits the social development and the improvement of the quality of life of human beings. The energy problem has become one of the most prominent problems in the contemporary world. Thus, the search for new energy sources, especially clean energy sources without pollution, has become a hot spot of current research.

The solar heat collection system is applied to a solar water heater, and the solar water heater consists of a heat collector, a heat preservation water tank and related accessories. Solar water heater is the first renewable energy industry for realizing commercialization in China, and meanwhile, solar water heater is the most mature product in the solar energy industry in China. With the development of urban and rural construction, the solar energy is put down, the energy-saving and civil-friendly engineering policy is implemented and the energy-saving requirement of the building is met, so that the solar energy heat utilization industry is generally and steadily developed, and the rural solar energy market becomes the main attack target of most enterprises.

After the solar water heater is used for a period of time, scale can be formed inside the water tank and on the inner wall of the heat collecting tube, the heat conduction capacity of the scale is poor, the heat absorption quantity of water is reduced, the scale forms heat insulation, the heat absorption quantity of water is insufficient, the temperature of water is difficult to rise, meanwhile, the water circulation speed is reduced to a certain extent by the scale on the inner wall of the tube, the heat inside the heat collecting tube is insufficient, the temperature of the water rises slowly, therefore, the scale on the heat collecting tube and the inner wall of the water tank needs to be cleaned, the heat collecting tube is generally detached by a high-pressure water gun in the conventional cleaning mode, the operation is complex, and the heat collecting tube is easy to break and damaged when being detached, and the normal use of the heat collecting tube is influenced.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a solar heat collection system adaptive to urban and rural construction.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

a solar heat collection system suitable for urban and rural construction comprises a bracket and ‌

The heat collecting part ‌ is movably arranged on the bracket and comprises a heat collecting pipe, a water tank and a bottom tank which are mutually communicated;

‌ a descaling part ‌, which comprises a first descaling component in the heat collecting pipe, a second descaling component in the water tank and the bottom tank, and a driving component for driving the second descaling component;

‌ a flush assembly ‌ disposed in the tank and bottom tank and cooperating with the descaling section;

The first descaling assembly and the second descaling assembly are connected through a linkage structure.

Preferably, the first descaling assembly comprises ‌

The rotating rod is rotationally connected between the water tank and the bottom tank;

The first connecting rods are distributed at equal intervals along the axial direction of the rotating rod;

And the first scraping plates are connected to the tail ends of the first connecting rods and are in contact with the inner wall of the heat collecting tube.

Preferably, the second descaling assembly comprises ‌

The rotating shaft is rotatably arranged in the water tank or the bottom tank;

The second connecting rods are axially and equidistantly distributed along the rotating shaft;

And the second scraping plates are connected to the tail ends of the second connecting rods and are contacted with the inner wall of the water tank or the bottom tank.

Preferably, the water tank and the bottom tank are both round tanks;

The central axes of the rotating shafts on the two descaling assemblies are respectively overlapped with the circle centers of the water tank or the bottom tank.

Preferably, the method further comprises:

the torsion spring is arranged in the rotating shaft and sleeved outside the second connecting rod;

The second scraping plate is elastically abutted against the outer wall of the rotating rod.

Preferably, the linkage structure includes:

The protective shell is arranged between the rotating rod and the rotating shaft;

The worm is rotationally connected in the protective shell and connected with the rotating shaft;

The worm wheel is arranged on the rotating rod and is meshed with the worm.

Preferably, the drive assembly includes ‌

The driving motor is fixed on the bracket;

The elastic telescopic rods are provided with two rotating shafts which are respectively arranged at two ends of the bracket, wherein one of the elastic telescopic rods is connected with the output shaft of the driving motor and the rotating shaft in the bottom box;

the ejector rod is fixedly arranged on the outer side of the elastic telescopic rod;

the stress block is arranged at the end part of the bottom box and is abutted with the ejector rod, and the contact surface of the stress block is an inclined extrusion surface.

Preferably, a connecting plate is arranged between the bottom box and the water tank, and a guide rod which is in sliding connection with the bracket is arranged at the end part of the water tank.

Preferably, it also comprises ‌

The shell is fixedly arranged at the outer side of the bottom box;

The movable gear is rotationally connected in the shell and connected with the heat collecting pipe;

A rack plate slidably connected to the housing and engaged with the movable gear, an end of which is fixed to the bracket by a link;

The hairbrush is arranged between the shell and the water tank and movably abutted with the outer wall of the heat collecting pipe.

Preferably, the flushing assembly includes ‌

The scale remover box is arranged at the top of the water tank and is communicated with the water tank through the valve body;

The blow-down valve is arranged at the bottom of the bottom box and is used for discharging the removed scale.

Compared with the prior art, the invention provides a solar heat collection system suitable for urban and rural construction, which has the following beneficial effects:

1. this solar collector system of adaptation urban and rural construction combines through mechanical scraping and chemical descaling, clears away the incrustation scale of thermal-collecting tube, water tank and bottom box inner wall, solves traditional solar water heater and leads to the problem that heat conduction efficiency descends because of incrustation scale stacks, resumes heat conduction ability, guarantees solar collector effect.

2. This solar collector system of adaptation urban and rural construction carries out normal position self-cleaning through setting up the inner wall of scale removal subassembly to heat collection portion, need not to dismantle the heat collection tube and carry out high pressure washing, has avoided dismantling the risk, has prolonged the life of equipment, and has solved the problem that traditional static cleanness is difficult to cover all regions, utilizes reciprocating motion and rotatory linkage, ensures that the incrustation scale of heat collection portion inner wall adhesion is effectively separated, improves its descaling effect.

3. According to the solar heat collection system for urban and rural construction, the outer side face is abutted with the hairbrush when the heat collection pipe rotates, so that sundries adhered to the outer side of the heat collection pipe are brushed by the hairbrush, the influence on the heat collection pipe to receive sunlight irradiation is avoided, and the heat collection efficiency and the heat collection effect of the heat collection pipe are guaranteed.

Drawings

FIG. 1 is a schematic diagram of a first embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is a second schematic diagram of the structure of the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 3 according to the present invention;

fig. 5 is a schematic structural view of a heat collecting part according to the present invention;

FIG. 6 is a schematic cross-sectional view of the bottom case of the present invention;

FIG. 7 is a schematic view showing the external structure of the rotating shaft of the present invention;

FIG. 8 is a schematic view of a partial cross-sectional structure of a heat collecting portion according to the present invention;

FIG. 9 is a schematic view showing the external structure of the rotating lever according to the present invention;

Fig. 10 is a schematic view showing an external structure of a heat collecting tube according to the present invention;

fig. 11 is a schematic view of the external structure of the elastic telescopic rod of the present invention.

In the figure, 1, a bracket; 2, a heat collecting pipe, 3, a water tank, 4, a bottom tank, 5, a connecting plate, 6, a descaling agent tank, 601, a blow-off valve, 7, a rotating rod, 701, a first connecting rod, 702, a first scraping plate, 8, a rotating shaft, 801, a second connecting rod, 802, a second scraping plate, 9, a protective shell, 901, a worm, 902, a worm gear, 10, a driving motor, 11, an elastic telescopic rod, 111, a mandril, 12, a force-bearing block, 13, a guide rod, 14, a shell, 141, a movable gear, 142, a rack plate, 15 and a hairbrush.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

As shown in fig. 1, fig. 3, fig. 5 and fig. 6, the present embodiment proposes a solar heat collection system adapted to urban and rural construction, which comprises a bracket 1, a first descaling component, a second descaling component and a driving component, wherein the bracket 1 is fixed on a roof or ground of a building, a light aluminum alloy frame structure is adopted, the surface of the solar heat collection system is galvanized and anti-corrosion, the heat collection part is movably arranged on the bracket 1, the solar heat collection system comprises a heat collection pipe 2, a water tank 3 and a bottom tank 4, the heat collection pipe 2 ‌ adopts vacuum glass pipes which are arranged in parallel, the upper end and the lower end of the heat collection pipe 2 are respectively communicated with the water tank 3 and the bottom tank 4, the water tank 3 and the bottom tank 4 adopt circular stainless steel tanks, the descaling part integrates a mechanical scraping and linkage structure ‌ and comprises a first descaling component in the heat collection pipe 2, a second descaling component in the water tank 3 and the bottom tank 4, and the driving component for driving the second descaling component, the two second descaling components are connected with the first descaling component through the linkage structure, the chemical descaling and pollution discharging collaborative design ‌ of the ‌ flushing component is arranged on the water tank 3 and the bottom tank 4 and works in collaboration with the descaling part;

The application drives the second descaling component in the bottom box 4 to act through the driving component, and the second descaling component drives the first descaling component in the heat collecting pipe 2 to act through the lower side linkage structure, so that the upper end of the first descaling component drives the second descaling component in the water tank 3 to act through the linkage structure, thereby realizing mechanical scraping and cleaning of scale on the inner wall of the heat collecting part, effectively removing the scale on the inner walls of the heat collecting pipe 2, the water tank 3 and the bottom box 4 by combining with chemical descaling of the flushing component, solving the problem of reduced heat conduction efficiency caused by scale accumulation of the traditional solar water heater, recovering heat conduction capability and ensuring solar heat collecting effect;

it should be noted that the descaling component can be matched with the water body to effectively shake off or be impacted to remove the softened scale on the self structure when moving.

As shown in fig. 6, 7, 8 and 9, as a preferred embodiment, further, the first descaling assembly comprises a rotating rod 7 rotatably connected between the water tank 3 and the bottom tank 4, a plurality of first connecting rods 701 equidistantly distributed along the axial direction of the rotating rod 7, and a first scraping plate 702 connected to the tail end of each first connecting rod 701 and contacted with the inner wall of the heat collecting tube 2, when the first descaling assembly works, the rotating rod 7 rotates between the water tank 3 and the bottom tank 4, the rotating rod 7 drives the first scraping plate 702 to rotate on the inner wall of the heat collecting tube 2 through the first connecting rods 701 to scrape the scale in the heat collecting tube, the upper end of the rotating rod 7 is linked with a second descaling assembly in the water tank 3 through a linkage structure, so that the scale in the inner wall of the water tank 3 is synchronously scraped by the second scraping plate 802, and the lower end of the rotating rod 7 is driven by the second descaling assembly in the bottom tank 4 through another linkage structure.

As shown in fig. 6, 7, 8 and 9, as a preferred embodiment, further, the second descaling assembly comprises a rotating shaft 8 rotatably arranged in the water tank 3 or the bottom tank 4, a plurality of second connecting rods 801 axially equidistantly distributed along the rotating shaft 8, and a second scraping plate 802 connected to the tail end of each second connecting rod 801 and contacted with the inner wall of the water tank 3 or the bottom tank 4, wherein the second scraping plate 802 is driven by the second connecting rods 801 to scrape scale on the inner wall of the water tank 3 or the bottom tank 4 when the rotating shaft 8 rotates;

it should be noted that, the rotating shaft 8 drives the worm 901 rotating in the protecting shell 9 to mesh with the worm gear 902 outside the rotating rod 7 through the linkage structure, that is, the rotating shaft 8, so that the second descaling assembly in the bottom case 4 drives the first descaling assembly in the heat collecting tube 2 to act;

Further, the second connecting rod 801 is rotatably disposed on the rotation shaft 8, and if the second scraper 802 contacts the rotation rod 7 during rotation, the second scraper 802 and the second connecting rod 801 automatically tilt and swing due to elastic design such as torsion spring action, so that the second scraper 802 and the second connecting rod 801 rotate relative to the rotation shaft 8, thereby avoiding hard collision.

As shown in fig. 1,2, 3, 4 and 11, as a preferred embodiment, based on the above manner, the driving assembly further includes a driving motor 10 fixed on the bracket 1, and elastic telescopic rods 11 respectively disposed at two ends of the bracket 1, wherein one of the elastic telescopic rods 11 is connected with an output shaft of the driving motor 10 and a rotation shaft 8 in the bottom case 4, a top rod 111 is fixedly disposed at an outer side of the elastic telescopic rod 11, a stress block 12 abutting against the top rod 111 is disposed at an end of the bottom case 4, and a contact surface of the stress block 12 is an inclined extrusion surface;

When the driving motor 10 operates, the ejector rod 111 outside the elastic telescopic rod 11 is abutted against the inclined extrusion surface of the stress block 12 at the end part of the bottom box 4, the extrusion action forces the heat collecting part (comprising the heat collecting pipe 2, the water tank 3 and the bottom box 4) to reciprocate left and right relative to the bracket 1 along the guide rod 13, so that the heat collecting part shakes, the falling and separating effect of softened scale in the heat collecting part is improved, and the end part of the ejector rod 111 can be provided with a ball, so that the sliding friction between the ejector rod 111 and the stress block 12 is converted into rolling friction, and the abrasion degree between the ejector rod 111 and the stress block 12 is reduced.

As shown in fig. 3, 4, 6 and 10, as a preferred embodiment, on the basis of the above manner, further, the outer side of the bottom case 4 is fixedly provided with a housing 14, a movable gear 141 connected with the heat collecting tube 2 is rotationally arranged on the outer side of the bottom case 4, and when the heat collecting part integrally moves, the movable gear 141 in the housing 14 is meshed with the fixed rack plate 142 to drive the heat collecting tube 2 to rotate, so that the outer wall of the heat collecting tube 2 is contacted with the brush 15, and the brush 15 brushes impurities adhered on the outer side of the heat collecting tube 2, thereby avoiding affecting the heat collecting tube 2 to receive sunlight irradiation and further ensuring the heat collecting efficiency and the heat collecting effect of the heat collecting tube 2.

As shown in fig. 1,3 and 5, as a preferred embodiment, the washing assembly further comprises a detergent tank 6 arranged at the top of the water tank 3 and communicated with the water tank 3 through a valve body, and a drain valve 601 arranged at the bottom of the bottom tank 4 for discharging scale, wherein the valve body between the detergent tank 6 and the water tank 3 is opened to enable the scale removing liquid to flow into the water tank 3 through a communicating pipe, the scale removing liquid spreads downwards into the heat collecting pipe 2 and the bottom tank 4 through the water tank 3, the inner walls of the heat collecting pipe 2, the water tank 3 and the bottom tank 4 are soaked, the scale is softened, the scale softened on the inner wall of the heat collecting part is cleaned through the scale removing assembly, the drain valve 601 at the bottom of the bottom tank 4 is opened, and the scale-containing sewage is discharged.

The invention also discloses a use method of the solar heat collection system suitable for urban and rural construction, which comprises the following steps:

S1, opening a valve body between a descaling agent tank 6 and a water tank 3, enabling descaling liquid to flow into the water tank 3 through a communicating pipeline, enabling the descaling liquid to spread downwards into a heat collecting pipe 2 and a bottom tank 4 through the water tank 3, soaking the inner walls of the heat collecting pipe 2, the water tank 3 and the bottom tank 4, and softening scale;

s2, starting a driving motor 10, wherein an output shaft of the driving motor drives a rotating shaft 8 in the bottom box 4 to rotate through an elastic telescopic rod 11, and the rotating shaft 8 drives a second scraping plate 802 to rotationally scrape along the inner wall of the bottom box 4 through a second connecting rod 801 so as to remove scale on the inner wall;

When the second scraper 802 rotates and touches the rotating rod 7, the second scraper automatically tilts and swings due to the elastic design, so that hard collision is avoided;

s3, the rotating shaft 8 drives the rotating rod 7 to synchronously rotate through a linkage structure, and the rotating rod 7 drives the first scraping plate 702 to rotate on the inner wall of the heat collecting tube 2 through the first connecting rod 701 so as to scrape scale in the heat collecting tube;

The upper end of the rotating rod 7 is linked with a second descaling assembly in the water tank 3, so that the second scraping plate 802 synchronously scrapes scale on the inner wall of the water tank 3;

s4, when the driving motor 10 operates, the ejector rod 111 at the outer side of the elastic telescopic rod 11 is abutted against the inclined extrusion surface of the stress block 12 at the end part of the bottom box 4, and the extrusion action forces the heat collecting part to reciprocate left and right relative to the bracket 1 along the guide rod 13, so that the heat collecting part shakes to enhance the dirt separation effect;

s5, when the heat collecting part moves, the movable gear 141 in the shell 14 is meshed with the fixed rack plate 142 for transmission, so that the heat collecting pipe 2 is driven to rotate, the outer wall of the heat collecting pipe is contacted with the hairbrush 15, and dirt on the outer surface is removed;

s6, opening a drain valve 601 at the bottom of the bottom tank 4 to drain dirty sewage;

And S7, closing the drain valve 601, re-injecting clean water, repeating the mechanical scraping and dynamic displacement steps of S2-S6, and flushing residual descaling liquid and broken scale.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims

1. A solar heat collection system suitable for urban and rural construction comprises a bracket (1) and is characterized by further comprising ‌

The heat collection part ‌ is movably arranged on the bracket (1) and comprises a heat collection pipe (2), a water tank (3) and a bottom tank (4) which are communicated with each other;

‌ a descaling part ‌, which comprises a first descaling component in the heat collecting pipe (2), a second descaling component in the water tank (3) and the bottom tank (4), and a driving component for driving the second descaling component;

‌ a flushing assembly ‌, which is arranged on the water tank (3) and the bottom tank (4) and works together with the descaling part;

2. The solar heat collection system adapted for urban and rural construction according to claim 1, wherein the first descaling assembly comprises ‌

The rotating rod (7) is rotationally connected between the water tank (3) and the bottom tank (4);

the first connecting rods (701) are axially equidistantly distributed along the rotating rod (7);

And a first scraper (702) connected to the end of each first connecting rod (701) and contacting the inner wall of the heat collecting pipe (2).

3. The solar heat collection system adapted for urban and rural construction according to claim 2, wherein the second descaling assembly comprises ‌

A rotating shaft (8) rotatably arranged in the water tank (3) or the bottom tank (4);

a plurality of second connecting rods (801) are axially and equidistantly distributed along the rotating shaft (8);

And a plurality of second scrapers (802) connected to the tail ends of the second connecting rods (801) and contacted with the inner wall of the water tank (3) or the bottom tank (4).

4. A solar energy collection system adapted to urban and rural construction according to claim 3, wherein the water tank (3) and the bottom tank (4) are both circular tanks;

The central axes of the rotating shafts (8) on the two descaling assemblies are respectively overlapped with the circle centers of the water tank (3) or the bottom tank (4).

5. A solar energy collection system adapted for urban and rural construction according to claim 4 further comprising:

The torsion spring is arranged in the rotating shaft (8) and sleeved outside the second connecting rod (801);

the second scraping plate (802) is elastically abutted against the outer wall of the rotating rod (7).

6. A solar energy collection system adapted for urban and rural construction according to claim 5 wherein said linkage structure comprises:

the protective shell (9) is arranged between the rotating rod (7) and the rotating shaft (8);

the worm (901) is rotationally connected in the protective shell (9) and is connected with the rotating shaft (8);

and a worm wheel (902) which is arranged on the rotating rod (7) and is meshed with the worm (901).

7. The solar heat collection system adapted for urban and rural construction according to claim 6, wherein the driving assembly comprises ‌

A driving motor (10) fixed to the bracket (1);

The elastic telescopic rods (11) are provided with two rotating shafts (8) which are respectively arranged at two ends of the bracket (1), wherein one of the two rotating shafts is connected with the output shaft of the driving motor (10) and the bottom box (4);

The ejector rod (111) is fixedly arranged at the outer side of the elastic telescopic rod (11);

The stress block (12) is arranged at the end part of the bottom box (4) and is abutted against the ejector rod (111), and the contact surface of the stress block is an inclined extrusion surface.

8. The solar heat collection system suitable for urban and rural construction according to claim 7, wherein a connecting plate (5) is arranged between the bottom box (4) and the water tank (3), and a guide rod (13) in sliding connection with the bracket (1) is arranged at the end part of the water tank (3).

9. The solar heat collection system suitable for urban and rural construction according to claim 8, further comprising ‌

The shell (14) is fixedly arranged at the outer side of the bottom box (4);

the movable gear (141) is rotationally connected in the shell (14) and is connected with the heat collecting pipe (2);

A rack plate (142) slidably connected to the housing (14) and engaged with the movable gear (141), the end of which is fixed to the bracket (1) by a link;

the hairbrush (15) is arranged between the shell (14) and the water tank (3) and is movably abutted with the outer wall of the heat collecting pipe (2).

10. The solar heat collection system adapted for urban and rural construction according to claim 9, wherein the flushing assembly comprises ‌

The scale remover box (6) is arranged at the top of the water tank (3) and is communicated with the water tank (3) through a valve body;

The blow-down valve (601) is arranged at the bottom of the bottom box (4) and is used for discharging the removed scale.