WO2021208312A1 - New material solar thermal collector - Google Patents

Abstract

A new material solar thermal collector, comprising a glass plate (100), a thermal collection plate (200), a moisture absorption layer (300), a thermal insulation layer (400), a bottom plate (500), a replaceable ventilation device (600), and an assembly frame (700). A first mounting passage (710) allowing for insertion of the replaceable ventilation device (600) is formed on the assembly frame (700), the first mounting passage (710) is communicated with a thermal collection cavity (110), a seat (720) is arranged on the outer side of the assembly frame (700), and an elastic clamping member (800) is arranged in the seat (720); the replaceable ventilation device (600) comprises a shell (610), a waterproof breathable film (620), moisture absorption fibers (630), and a protective cover (640).

Description

New material solar collector Technical field

The invention relates to the field of energy utilization, in particular to a new material solar heat collector.

Background technique

With economic development and social progress, the use of clean energy has become an important part of the development and progress of today's society, and the use of clean energy is mainly the use of solar energy.

As one of the solar water heaters, solar flat panel collectors are valued by more and more people because of their reliable operation and easy integration with buildings.

The most common appearance of flat-plate collectors is water mist. The moisture is heated and evaporated, and it is formed by condensation when it is condensed into diffuse water droplets, mainly from residual moisture, infiltration of moisture, and re-moisture moisture. Some of these phenomena are caused by external factors, which can only take effect through internal factors. The internal factors are mainly the poor airtightness of the heat collection cavity, resulting in the infiltration and re-humidity of external moisture and dust. The attack of environmental factors will directly or indirectly pass through the moisture. Cause secondary hazards.

Furthermore, in the solar flat panel collector, the collector panel is the core component, and its performance directly affects the thermal efficiency factor. There are many domestic and foreign manufacturers that produce solar absorbing panel cores and design flat panel collectors. Most of them use all-aluminum heat-absorbing plate cores, all-copper heat-absorbing plate cores or copper-aluminum composite heat-absorbing plate cores. Due to their own materials, the above-mentioned various types of plate cores are prone to oxidation, thermal conductivity, and fatigue resistance at high temperatures. .

In summary, the main problems of solar flat panel collectors in the prior art are: 1. Due to the objective factors of sealing, moisture and dust are easy to enter inside the collector, which affects the heat collection performance; 2. The material of the collector plate exists Prone to oxidation, thermal conductivity and poor fatigue resistance at high temperatures.

Summary of the invention

The purpose of the present invention is to provide a new material solar collector and plate assembly to solve the above technical problems.

In order to achieve the above objective, the technical solution of the present invention is achieved as follows:

The invention provides a new material solar heat collector, which includes a glass plate, a heat collecting plate, a moisture absorption layer, a heat insulation layer, a bottom plate, a replaceable breathing device and an assembly frame;

The glass plate, the heat collecting plate, the moisture absorption layer, the heat insulation layer, and the bottom plate are embedded in the assembly frame sequentially from top to bottom;

A heat collecting cavity is formed between the glass plate, the heat collecting plate and the assembly frame;

The assembly frame is provided with a first installation channel into which the replaceable breathing apparatus can be inserted, the first installation channel is in communication with the heat collection cavity, and the inner wall of the first installation channel is provided with a first annular protrusion, The first annular protrusion is located on a side of the first mounting channel close to the heat collection cavity;

A seat body is provided on the outer side of the assembly frame, and a second installation channel communicating with the first installation channel is provided inside the seat body; An installation slot, in which an elastic clamping piece is arranged;

The replaceable breathing apparatus includes a housing, a waterproof and breathable membrane, a moisture-absorbing fiber, and a protective cover; the housing can be inserted into the first installation channel and the second installation channel, and the elastic clamping member is connected to the housing The outer wall contacts, so that the housing is fixed in the installation groove, the inside of the housing is provided with a cavity along the length direction, and the inner wall of the cavity is provided with a second annular protrusion and a third ring Shaped protrusions, the second annular protrusions and the third annular protrusions are respectively arranged at positions close to the two ports of the cavity, and the hygroscopic fibers are filled in the cavity and gathered in the cavity In the vicinity of the second annular protrusion, the waterproof and breathable membrane is arranged in the cavity and abuts against the third annular protrusion;

The protective cover includes a connected outer tube and a connecting tube, a part of the connecting tube is inserted into the cavity and pressed against the waterproof and breathable membrane; the tube wall of the exposed part of the connecting tube is provided with a vent hole;

The weight percentage content of each component of the heat collector plate is: copper 10%-15%, silver 1%-2.5%, beryllium 2%-3.2%, nickel 0.01%-0.1%, manganese silicide 2%-3%, The rare earth element is 3%, and the remainder is aluminum. The rare earth elements include lanthanum, cerium, ytterbium, neodymium, and terbium.

Further, the outer edge of the outer cylinder is provided with a bent edge, the bent edge is arranged on the outer periphery of the seat body, and a fourth ring is provided on the seat body at a position directly opposite to the bent edge The fourth ring-shaped protrusion and the bent edge form an airway.

Further, the elastic clamping member includes a driving rod, a clamping piece and a spring, the spring passes through the driving rod, the clamping piece is fixed at the end of the driving rod, and the mounting groove It includes a first groove body and a second groove body arranged from outside to inside, the diameter of the first groove body is smaller than the diameter of the second groove body, and the driving rod penetrates the first groove body and the second groove body. In the groove body, both ends of the spring abut against the groove bottom of the second groove body and the clamping piece respectively.

Further, the outer wall of the housing is provided with a clamping groove for accommodating the clamping piece.

Further, when the replaceable breathing device is inserted into the first installation channel and the second installation channel, the clip piece is inserted into the clip groove, and the spring is in a compressed state at this time;

When the replaceable breathing apparatus is pulled out into the first installation channel and the second installation channel, the two clamping pieces are butted in the second installation channel for sealing the second installation channel, The spring is now in a released state.

Further, among the two clamping pieces, an end of one of the clamping pieces is provided with a plug-in strip, and the end of the other clamping piece is provided with a slot for accommodating the plug-in strip.

Further, the replaceable breathing device further includes a filter screen, the filter screen is fixed on the port close to the second annular protrusion, and the filter screen is a metal filter screen.

Further, the assembly frame includes an outer frame, a first clamping frame, a second clamping frame, and a strip-shaped heat insulation body; the first clamping frame is arranged in an L shape, and one end of the first clamping frame is fixed On the inner wall of the outer frame, the second clamping frame is connected to the top end of the outer frame, one end of the second clamping frame is bent toward the inner side of the outer frame, and the glass plate is clamped on the Between the first clamping frame and the second clamping frame, the gap between the first clamping frame and the glass plate is filled with the strip-shaped thermal insulation body, the second clamping frame and the Polymer glue is used for filling between glass plates.

Further, it also includes an outer protection device, the outer protection device is arranged on one side of the assembly frame, the outer protection device includes a support shell, a reel, and a protective curtain made of flexible material. The two ends of the reel are rotatable Installed on a support shell, the protective curtain is wound on the reel, and one side of the support shell is provided with a strip channel for the protective curtain to enter and exit;

The protective curtain can cover the glass plate in the extended state;

The protective curtain is folded in the supporting shell in a rolled state.

Further, the other side of the assembly frame is provided with a lock catch, and the end of the protective curtain is provided with a lock tongue that is detachably connected to the lock catch.

Compared with the prior art, the advantages of a new material solar collector provided by the embodiments of the present invention are:

1. The assembly frame is provided with a first installation channel into which the replaceable breathing apparatus can be inserted, the first installation channel is in communication with the heat collection cavity, the inner wall of the first installation channel is provided with a first annular protrusion, and the assembly frame is provided with a seat outside A second installation channel communicating with the first installation channel is arranged inside the seat body; the upper and lower sides of the seat body are respectively provided with installation grooves penetrating the second installation channel, and elastic clamping members are arranged in the installation grooves;

The replaceable breathing device includes a shell, a waterproof and breathable membrane, a moisture-absorbing fiber and a protective cover; the shell can be inserted into the first installation channel and the second installation channel, and the elastic clamping piece contacts the outer wall of the shell, so that the shell is fixed in the installation In the groove, at the same time, the shell and the elastic clip together play a role of sealing the second installation channel, preventing external dust or water vapor from entering the heat collection cavity. The inside of the shell is provided with a cavity along the length direction, and the inner wall of the cavity A second ring-shaped protrusion and a third ring-shaped protrusion are provided. The second ring-shaped protrusion and the third ring-shaped protrusion are respectively arranged at two ports close to the cavity, and the hygroscopic fiber is filled in the cavity, and Gathered near the second annular protrusion, the moisture-absorbing fiber acts to absorb water vapor in the heat collection cavity; the waterproof and breathable membrane is arranged in the cavity and is pressed against the third annular protrusion. The waterproof and breathable membrane is One-way air-permeable membrane, used to discharge the water vapor in the heat collection cavity and prevent external dust and water vapor from entering the heat collection cavity, and can balance the heat collection cavity with the outside pressure, and prevent the heat collection cavity from being heated to the heat collection plate under high pressure. Compression and deformation caused by glass;

The protective cover includes a connecting outer tube and a connecting tube. A part of the connecting tube is inserted into the cavity and pressed against the waterproof and breathable membrane for easy disassembly. The exposed part of the connecting tube is provided with a vent hole on the wall of the tube to discharge the heat collection cavity. Heated air inside;

The above-mentioned closed heat collector adopts the combined structure of the first installation channel, replaceable breathing device, and elastic clamping member, which can balance the positive and negative pressure generated during the operation of the heat collection chamber, and at the same time form a breathing channel, and can be replaced The breathing device and the elastic clip joint play the purpose of dustproof, waterproof, moisture-repellent, moisture-proof and controllable breathing that automatically balances internal and external pressures, thereby improving thermal stability, reliability, durability and service life.

2. The weight percentage content of each component of the heat collecting plate is: copper 10%-15%, silver 1%-2.5%, beryllium 2%-3.2%, nickel 0.01%-0.1%, manganese silicide 2%-3%, The rare earth element is 3%, the rest is aluminum, and the rare earth elements include lanthanum, cerium, ytterbium, neodymium, and terbium. Among them, silver ions can strengthen the aluminum and copper matrix and increase the strength and hardness of the matrix; beryllium is an effective deoxidizer for copper and improve the high temperature oxidation resistance of copper. Nickel can significantly increase the strength and hardness of the aluminum and copper matrix. , Thermal stability and corrosion resistance, manganese silicide is used to improve the mechanical properties and corrosion resistance of aluminum and copper substrates. Adding rare earth elements such as lanthanum, cerium, ytterbium, neodymium, terbium, etc., smelted aluminum and copper metal materials better Realize the process of degassing, deoxidizing and removing impurities, ensuring the consistency of the solidification direction of the molten metal, and improving the metal performance of the material; making the rare earth aluminum copper alloy improve the thermal conductivity while maintaining high strength and stability, so as to achieve Enhance the effect of energy transfer.

Description of the drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the specific embodiments or the description of the prior art. Obviously, the appendix in the following description The drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative work.

Figure 1 is a schematic diagram of the appearance of a new material solar collector provided by an embodiment of the present invention;

2 is a schematic diagram of the internal structure of a new material solar collector provided by an embodiment of the present invention;

Figure 3 is a schematic diagram of the assembly of the seat body and the replaceable breathing device;

Figure 4 is a schematic diagram of the structure of the seat body;

Figure 5 is a schematic structural view of the elastic clamping member in a released state in the seat body;

Figure 6 is a schematic diagram of the structure of a replaceable breathing device;

Figure 7 is a schematic diagram of the structure of the protective cover;

Figure 8 is a schematic diagram of the structure of the external protection device.

Label: 100-glass plate; 110-heat collecting cavity; 200-heat collecting plate; 300-moisture absorption layer; 400-insulation layer; 500-bottom plate; 600-replaceable breathing device; 610-shell; 611-empty Cavity; 612-second annular protrusion; 613-third annular protrusion; 614-clamping groove; 620-waterproof and breathable membrane; 630-hygroscopic fiber; 640-protective cover; 641-outer cylinder; 642-connection Cylinder; 643-vent; 644-bending edge; 650-filter; 700-assembly frame; 710-first installation channel; 711-first installation channel; 720-seat body; 721-second installation channel; 722 -Installation groove; 723-first groove body; 724-second groove body; 725-fourth annular protrusion; 730-outer frame; 740-first clamping frame; 750-second clamping frame; 760- Strip insulation; 800-elastic clamping member; 810-driving rod; 820- clamping piece; 821-insert strip; 830-spring; 900-outer protection device; 910-support shell; 920-reel; 930- Protective curtain; 940-lock.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

As shown in Figure 1 and Figure 2, the present invention provides a new material solar heat collector, including a glass plate 100, a heat collecting plate 200, a moisture absorption layer 300, a heat insulation layer 400, a bottom plate 500, and a replaceable breathing device 600 And assembly frame 700;

The glass plate 100, the heat collecting plate 200, the moisture absorption layer 300, the heat insulation layer 400, and the bottom plate 500 are embedded in the assembly frame 700 sequentially from top to bottom;

A closed heat collection cavity 110 is formed between the glass plate 100, the heat collection plate 200 and the assembly frame 700;

The moisture-absorbing layer 300 plays a role of waterproof and moisture-proof, and protects the heat collecting plate 200 from harmful external factors;

The heat insulation layer 400 plays a role of heat insulation and heat preservation, and provides a good energy exchange environment for the medium in the heat collecting plate 200.

The assembly frame 700 is provided with a first installation channel 710 into which the replaceable breathing apparatus 600 can be inserted. The first installation channel 710 communicates with the heat collection cavity 110, and the water vapor in the heat collection cavity 110 enters the replaceable through the first installation channel 710. The breathing apparatus 600 is then discharged by the replaceable breathing apparatus 600. The inner wall of the first installation channel 710 is provided with a first installation channel 711, and the first installation channel 711 is located on the side of the first installation channel 710 close to the heat collection cavity 110 , The first installation channel 711 plays a role of limiting the replaceable breathing apparatus 600, and facilitates the assembly of the replaceable breathing apparatus 600 and the first installation channel 710 in one step.

As shown in Figures 3, 4 and 5, a seat body 720 is provided on the outside of the assembly frame 700, and a second mounting channel 721 communicating with the first mounting channel 710 is provided inside the seat body 720; the size of the second mounting channel 721 is the same as The size of the first installation channel 710 is adapted, and the second installation channel 721 and the first installation channel 710 together play a role of accommodating the replaceable breathing apparatus 600;

In addition, the upper and lower sides of the seat body 720 are respectively provided with installation grooves 722 that penetrate the second installation channel 721. When specifically arranged, the installation grooves 722 penetrate the second installation channel 721 along the axis direction perpendicular to the direction of the second installation channel 721. The installation groove 722 is provided with an elastic clamping member 800; the function of the elastic clamping member 800 is to contact the outer wall of the replaceable breathing device 600, thereby blocking the gap between the second installation channel 721 and the outer wall of the replaceable breathing device 600 , The sealing performance between the second installation channel 721 and the outer wall of the replaceable breathing device 600 is improved, and external dust and water vapor are prevented from entering the heat collection cavity 110.

As shown in Figures 3 to 7, the replaceable breathing apparatus 600 includes a housing 610, a waterproof and breathable membrane 620, a moisture-absorbing fiber 630, and a protective cover 640; For shape adaptation, for example, the cross-sections of the three components mentioned above can all be round, or can be rectangular, square, or the like.

The housing 610 can be inserted into the first mounting channel 710 and the second mounting channel 721, and the elastic clip 800 contacts the outer wall of the housing 610, so that the housing 610 is fixed in the mounting groove 722 while blocking the second mounting channel 721 The gap between the outer wall and the outer wall of the replaceable breathing device 600 improves the sealing performance between the second installation channel 721 and the outer wall of the replaceable breathing device 600, and prevents external dust and water vapor from entering the heat collection cavity 110;

A cavity 611 is provided in the inside of the housing 610 along the length direction. The inner wall of the cavity 611 is provided with a second annular protrusion 612 and a third annular protrusion 613, the second annular protrusion 612 and the third ring The shaped protrusions 613 are respectively arranged at the two port positions close to the cavity 611, and the hygroscopic fibers 630 are filled in the cavity 611 and gathered near the second annular protrusion 612. The second annular protrusion 612 plays a role The positioning function of the moisture-absorbing fiber 630. On the other hand, when the moisture-absorbing fiber 630 accumulates a lot of moisture, it can prevent moisture from entering the heat collecting cavity 110 from the cavity 611. The above-mentioned moisture-absorbing fiber 630 is preferably used with moisture absorption and quick-drying function Of bamboo fiber;

The waterproof and breathable membrane 620 is arranged in the cavity 611 and abuts on the third annular protrusion 613;

As shown in Figures 6 and 7, the protective cover 640 includes a connecting outer tube 641 and a connecting tube 642. A part of the connecting tube 642 is inserted into the cavity 611 and abutted on the waterproof and breathable membrane 620, passing through the tube wall of the connecting tube 642 and The third ring-shaped protrusion 613 positions the waterproof and breathable membrane 620 together. The wall of the exposed part of the connecting cylinder 642 is provided with a vent hole 643 through which the cavity 611 communicates with the outside world.

The waterproof and breathable membrane 620 is preferably a microporous film made of polytetrafluoroethylene. The waterproof and breathable membrane 620 can permeate water vapor molecules while blocking the penetration of liquid water droplets; when the internal temperature of the heat collection chamber 110 rises, it The internal pressure also rises, and the formed water vapor will be discharged to the outside through the waterproof and breathable membrane 620; when the temperature difference between the heat collection cavity 110 and the outside is small, such as the long-term rainy days in the south, some of the outside water vapor may be waterproof and breathable. The membrane 620 absorbs into the cavity 611, and water vapor may also enter the heat collection cavity 110. At this time, the moisture-absorbing fiber 630 can be used to absorb a small amount of water vapor that enters from the outside or inside the heat collection cavity 110, so that external water vapor does not enter directly The heat-collecting cavity 110 may absorb less water vapor in the heat-collecting cavity 110; when the weather improves, after the temperature in the heat-collecting cavity 110 continues to rise, the moisture absorbed by the moisture-absorbing fiber 630 will directly evaporate and penetrate the waterproof The breathable membrane 620 is discharged, thereby achieving the purpose of discharging moisture.

Preferably, the replaceable breathing apparatus 600 further includes a filter screen 650, the filter screen 650 is fixed on the port close to the second annular protrusion 612, the filter screen 650 adopts a metal filter screen 650, when in use, the filter screen 650 can absorb air A certain amount of dust can be reduced to enhance the dust absorption performance of the replaceable breathing apparatus 600.

It should be noted that, due to long-term use, when dust accumulates on the waterproof and breathable membrane 620 and becomes clogged, or a large amount of moisture accumulated in the moisture-absorbing fiber 630 may enter the heat collection cavity 110, the waterproof and breathable membrane 620 and the moisture-absorbing fiber 630 need to be replaced. At this time, by releasing the elastic clamping member 800, the replaceable breathing apparatus 600 is pulled out of the first installation channel 710 and the second installation channel 721 as a whole, and after the waterproof and breathable membrane 620 and the moisture-absorbing fiber 630 in the replaceable breathing apparatus 600 are replaced Reinsert into the first installation channel 710 and the second installation channel 721 for use.

However, due to some objective factors, users do not have a spare replaceable breathing device 600, or, for some small towns and rural users, they can purchase a spare replaceable breathing device 600, or purchase waterproof and breathable membrane 620 and moisture-absorbing fiber 630. It takes a long time, and after the replaceable breathing device 600 is removed, the first installation channel 710 and the second installation channel 721 are directly connected to the outside, and the water vapor and dust from the outside will directly enter the heat collection cavity 110 and affect the solar energy collection. The heat collection performance and service life of the heat exchanger, therefore, in the technical solution of this application, the elastic clamping member 800 is specially designed.

As shown in Figures 3 and 5, preferably, the elastic clamping member 800 in the present application includes a driving rod 810, a clamping piece 820, and a spring 830. The spring 830 passes through the driving rod 810, and the clamping piece 820 is fixed on At the end of the drive rod 810, the mounting groove 722 opened in the seat body 720 includes a first groove body 723 and a second groove body 724 arranged from the outside to the inside, wherein the diameter of the first groove body 723 is smaller than that of the second groove body 724 Diameter, the driving rod 810 penetrates the first groove body 723 and the second groove body 724, the two ends of the spring 830 respectively abut the groove bottom of the second groove body 724 and the clamping piece 820, when the spring 830 is under pressure Or in the released state, the clamping piece 820 can move in the second slot 724 and the first installation channel 710.

In addition, the outer wall of the housing 610 is provided with a clamping groove 614. The size of the clamping groove 614 is adapted to the size of the clamping piece 820, and is used to accommodate the clamping piece 820. When the clamping piece 820 is inserted into the clamping slot 614, the clamping piece 820 can be inserted into the clamping groove 614 to fix the housing 610 and block the first installation channel 710 at the same time. At this time, the spring 830 is in a compressed state;

When the replaceable breathing apparatus 600 is pulled out into the first installation channel 710 and the second installation channel 721, since the spring 830 is in the released state, driven by the elastic force of the spring 830, the two clamping pieces 820 are connected to the second installation channel In 721, the function of closing the second installation channel 721 is thereby played.

As shown in FIG. 5, preferably, in order to improve the sealing performance of the two clamping pieces 820 to the second installation channel 721, an insert strip 821 is provided at the end of one of the two clamping pieces 820, The end of the other clamping piece is provided with a slot for accommodating the inserting strip. Furthermore, when the two clamping pieces 820 are mated, the inserting strip 821 is inserted into the slot to increase the sealing effect of the second installation channel 721.

Due to the use of the elastic clip 800 with the above structure, even if the user does not have a spare replaceable breathing device 600, or it takes a long time to purchase, when the replaceable breathing device 600 is taken out, the elastic clip 800 can be automatically locked The connecting pieces 820 are connected to each other to seal the second installation channel 721 to prevent external water vapor or dust from entering the heat collection cavity 110 and effectively ensure the use performance of the solar heat collector.

Preferably, in order to further improve the blocking effect of the solar heat collector on external dust, as shown in FIGS. 6 and 7, in the technical solution of the present application, a bending edge 644 is provided on the outer edge of the outer cylinder 641, and the bending edge 644 surrounds Located on the outer periphery of the seat body 720, the seat body 720 is provided with a fourth annular protrusion 725 at a position directly opposite to the bending edge 644. The fourth annular protrusion 725 and the bending edge 644 form an air passage. The protrusion 725 is made of elastic material, for example, a rubber ring. When outside air enters the airway, due to the blocking effect of the fourth annular protrusion 725, a part of dust can be blocked.

Preferably, the inner wall of the outer cylinder 641 is set in a concave arc shape. The concave arc-shaped inner wall can guide the air so that the air can be smoothly discharged from the air passage and avoid the formation of turbulence between the outer cylinder and the seat body. Cause the phenomenon of poor exhaust.

In addition, some fibrous bodies with certain adsorption properties can be filled in the air passage to filter the air.

In the technical solution of the present application, the weight percentage content of each component of the heat collecting plate 200 is: copper 10%-15%, silver 1%-2.5%, beryllium 2%-3.2%, nickel 0.01%-0.1%, manganese silicide 2 %-3%, rare earth elements 3%, and the rest is aluminum. The rare earth elements include lanthanum, cerium, ytterbium, neodymium, and terbium.

Among them, silver ions can strengthen the aluminum and copper matrix and increase the strength and hardness of the matrix; beryllium is an effective deoxidizer for copper and improve the high temperature oxidation resistance of copper; nickel can significantly improve the strength and hardness of the aluminum and copper matrix , Thermal stability and corrosion resistance; Manganese silicide is used to improve the mechanical properties and corrosion resistance of aluminum and copper substrates. Adding rare earth elements such as lanthanum, cerium, ytterbium, neodymium, and terbium, the smelted aluminum copper metal material is better Realize the process of degassing, deoxidizing and removing impurities, ensuring the consistency of the solidification direction of the molten metal, and improving the metal performance of the material; making the rare earth aluminum copper alloy improve the thermal conductivity while maintaining high strength and stability, so as to achieve Enhance the effect of energy transfer.

Preferably, as shown in FIG. 2, the assembly frame 700 includes an outer frame 730, a first clamping frame 740, a second clamping frame 750 and a strip-shaped thermal insulation body 760;

The first clamping frame 740 is arranged in an L shape, and one end of the first clamping frame 740 is fixed on the inner wall of the outer frame 730 and is close to the top position of the outer frame 730. The function of the first clamping frame 740 is to support the glass plate 100; The second clamping frame 750 is connected to the top end of the outer frame 730, one end of the second clamping frame 750 is bent toward the inner side of the outer frame 730, and the glass plate 100 is clamped between the first clamping frame 740 and the second clamping frame 750 In the meantime, the gap between the first clamping frame 740 and the glass plate 100 is filled with a strip-shaped heat-insulating body 760. The strip-shaped heat-insulating body 760 plays a role of heat insulation on the one hand, and also plays a role in blocking external water vapor and dust on the other hand. , To ensure the airtightness of the heat collection cavity 110, the second clamping frame 750 and the glass plate 100 are filled with polymer glue to close the gap between the second clamping frame 750 and the glass plate 100.

In addition, considering that when used in winter, in snowy weather, snow will accumulate on the glass plate 100, which is easy to produce freezing, which makes it difficult for users to clean up. Or, if it encounters rain or hail in other seasons, the rain will be incidental. Dust may accumulate on the glass plate 100, and hail damages the glass plate 100.

As shown in Figures 1 and 8, an external protection device 900 is also provided in this embodiment. The external protection device 900 is provided on one side of the assembly frame 700. The external protection device 900 includes a support housing 910, a reel 920, and a flexible material. The protective curtain 930; the support housing 910 is hollow, the reel 920 is located in the support housing 910, the two ends of the reel 920 can be rotatably mounted on the support housing 910, the protective curtain 930 is wound on the reel 920, the support housing 910 A strip-shaped channel for the protective curtain 930 to enter and exit is provided on one side;

During application, the reel 920 is rotated, and the protective curtain 930 can cover the glass plate 100 in the extended state, so as to protect the glass plate 100 in rain, snow, hail and other weather;

The protective curtain 930 is folded in the supporting housing 910 in the wound state, so as not to interfere with the lighting of the glass plate 100.

Preferably, the other side of the assembly frame 700 is provided with a lock 940, and the end of the protective curtain 930 is provided with a lock tongue that is detachably connected to the lock 940. When the protective curtain 930 is in the extended state, the lock 940 is opposite to the lock tongue. When connected, the external wind will not blow the protective curtain 930 away, so that the protective curtain 930 can fully protect the glass plate 100.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions recorded in the foregoing embodiments can still be modified, or some or all of the technical features can be equivalently replaced; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the technical solutions of the embodiments of the present invention. Scope.

Claims (10)

1. A new material solar heat collector, which is characterized by comprising a glass plate, a heat collecting plate, a moisture absorption layer, a heat insulation layer, a bottom plate, a replaceable breathing device and an assembly frame;

   The glass plate, the heat collecting plate, the moisture absorption layer, the heat insulation layer, and the bottom plate are embedded in the assembly frame sequentially from top to bottom;

   A heat collecting cavity is formed between the glass plate, the heat collecting plate and the assembly frame;

   The assembly frame is provided with a first installation channel into which the replaceable breathing apparatus can be inserted, the first installation channel is in communication with the heat collection cavity, and the inner wall of the first installation channel is provided with a first annular protrusion, The first annular protrusion is located on a side of the first mounting channel close to the heat collection cavity;

   A seat body is provided on the outer side of the assembly frame, and a second installation channel communicating with the first installation channel is provided inside the seat body; An installation slot, in which an elastic clamping piece is arranged;

   The replaceable breathing apparatus includes a housing, a waterproof and breathable membrane, a moisture-absorbing fiber, and a protective cover; the housing can be inserted into the first installation channel and the second installation channel, and the elastic clamping member is connected to the housing The outer wall contacts, so that the housing is fixed in the installation groove, the inside of the housing is provided with a cavity along the length direction, and the inner wall of the cavity is provided with a second annular protrusion and a third ring Shaped protrusions, the second annular protrusions and the third annular protrusions are respectively arranged at positions close to the two ports of the cavity, and the hygroscopic fibers are filled in the cavity and gathered in the cavity In the vicinity of the second annular protrusion, the waterproof and breathable membrane is arranged in the cavity and abuts against the third annular protrusion;

   The protective cover includes a connected outer tube and a connecting tube, a part of the connecting tube is inserted into the cavity and pressed against the waterproof and breathable membrane; the tube wall of the exposed part of the connecting tube is provided with a vent hole;

   The weight percentage content of each component of the heat collector plate is: copper 10%-15%, silver 1%-2.5%, beryllium 2%-3.2%, nickel 0.01%-0.1%, manganese silicide 2%-3%, The rare earth element is 3%, and the remainder is aluminum. The rare earth elements include lanthanum, cerium, ytterbium, neodymium, and terbium.
2. The new material solar collector of claim 1, wherein the outer edge of the outer cylinder is provided with a bent edge, and the bent edge is arranged around the outer circumference of the base body, and the base body A fourth ring-shaped protrusion is provided at a position directly opposite to the bent edge, and the fourth ring-shaped protrusion and the bent edge form an air passage.
3. The new-material solar collector according to claim 1, wherein the elastic clamping member includes a driving rod, a clamping piece and a spring, the spring passes through the driving rod, and the clamping The plate is fixed at the end of the driving rod, the mounting groove includes a first groove body and a second groove body arranged from outside to inside, and the diameter of the first groove body is smaller than the diameter of the second groove body, so The driving rod penetrates through the first groove body and the second groove body, and two ends of the spring respectively abut against the groove bottom and the clamping piece of the second groove body.
4. The new material solar heat collector according to claim 3, characterized in that the outer wall of the shell is provided with a clamping groove for accommodating the clamping piece.
5. The new material solar collector according to claim 4, characterized in that, when the replaceable breathing device is inserted into the first installation channel and the second installation channel, the clip is inserted into the In the clamping groove, the spring is now in a compressed state;

   When the replaceable breathing apparatus is pulled out into the first installation channel and the second installation channel, the two clamping pieces are butted in the second installation channel for sealing the second installation channel, The spring is now in a released state.
6. The new material solar collector according to claim 5, characterized in that, of the two clamping pieces, an end of one of the clamping pieces is provided with an insert strip, and an end of the other clamping piece is provided with A slot for accommodating the insert strip.
7. The new material solar collector according to claim 1, wherein the replaceable breathing device further comprises a filter screen, the filter screen is fixed on the port close to the second annular protrusion, and the The filter adopts a metal filter.
8. The new material solar heat collector according to claim 1, wherein the assembly frame includes an outer frame, a first clamping frame, a second clamping frame and a strip-shaped insulation body; the first clamping frame It is arranged in an L shape, one end of the first clamping frame is fixed to the inner wall of the outer frame, the second clamping frame is connected to the top end of the outer frame, and one end of the second clamping frame faces outward The inner side of the frame is bent, the glass plate is clamped between the first clamping frame and the second clamping frame, and the gap between the first clamping frame and the glass plate fills the The strip-shaped thermal insulation body is filled with polymer glue between the second clamping frame and the glass plate.
9. The new material solar collector according to claim 1, further comprising an outer protection device, the outer protection device is arranged on one side of the assembly frame, and the outer protection device includes a support shell, a reel , A protective curtain made of flexible material, the two ends of the reel can be rotatably mounted on a supporting shell, the protective curtain is wound on the reel, and one side of the supporting shell is provided with a strip for the protective curtain to enter and exit Shaped channel

   The protective curtain can cover the glass plate in the extended state;

   The protective curtain is folded in the supporting shell in a rolled state.
10. The new material solar collector according to claim 9, wherein the other side of the assembly frame is provided with a lock, and the end of the protective curtain is provided with a lock that is detachably connected to the lock. tongue.

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