Heat exchange device of photovoltaic cell module

Abstract

The utility model relates to the technical field of heat exchangers, in particular to a heat exchange device of a photovoltaic battery assembly, which comprises a tubular photovoltaic assembly. At least one heat exchange mechanism is arranged around the outer part of the tubular photovoltaic module; the heat exchange mechanism comprises a heat exchange piece, and the inner side of the heat exchange piece is tightly attached to the outer side of the heat exchange mechanism. The heat exchange piece is provided with a plurality of through holes capable of containing the water supply pipe in a penetrating mode, the through holes pass through a surrounding path formed by the water supply pipe, cold water flows into the water inlet and is repeatedly heated through the through holes of the heat exchange piece, then hot water flows out of the water outlet, the water supply pipe is arranged in a surrounding mode through the through holes of the heat exchange piece, and the heating path is lengthened; and heat can be recovered more effectively, and the cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of heat exchangers, in particular to a heat exchange device for a photovoltaic cell assembly. Background Art

[0002] During the conversion process of crystalline silicon solar cells, tubular equipment such as LPCVD, tubular PECVD, and tubular PE-Poly are usually used. The quartz tube heating device used in the above equipment can reach more than 500°C inside the tube body and about 180°C outside the tube body. However, in the current technology, it is impossible to effectively recycle the heat outside the tube body of the quartz tube heating device, which results in resource loss and does not conform to the low-cost development trend of crystalline silicon solar cells.

[0003] Therefore, how to effectively recover the heat outside the tube of the quartz tube heating device is a technical problem that urgently needs to be solved in the art. Utility Model Content

[0004] In order to solve the technical problems mentioned in the background technology, the utility model provides a heat exchange device for a photovoltaic cell assembly.

[0005] In a first aspect, the utility model provides a heat exchange device for a photovoltaic cell assembly, comprising:

[0006] Tubular photovoltaic modules;

[0007] At least one heat exchange mechanism is arranged around the outside of the tubular photovoltaic assembly;

[0008] The heat exchange mechanism comprises a heat exchange element, the inner side of the heat exchange element is closely fitted with the outer side of the heat exchange mechanism; and

[0009] The heat exchange element is penetrated by a plurality of through holes for accommodating water supply pipes. The plurality of through holes form a surrounding path through the water supply pipes. Cold water flows into the water inlet and passes through the through holes of the heat exchange element for repeated heating before hot water flows out from the water outlet.

[0010] The heat exchange mechanism comprises: a quartz tube and a quartz heating wire; wherein

[0011] The quartz tube is a hollow structure, the inner wall surface of which is wrapped with a quartz heating wire, and the outer wall is connected to the heat exchange element.

[0012] The heat exchange component is provided with the through hole along the axial direction of the quartz tube.

[0013] At least one heat exchange component is respectively arranged around two ends of the quartz tube of the heat exchange mechanism.

[0014] A total water inlet and a total water outlet are respectively arranged on the water supply pipes of the plurality of heat exchangers, and the total water outlet of the upper heat exchanger is connected to the total water inlet of the lower heat exchanger in a series manner.

[0015] The length of the heat exchange element is consistent with the length of the quartz tube.

[0016] The heat exchange element is a metal heat exchange plate with an arc structure and tightly fitted with the quartz tube.

[0017] The heat exchange mechanism is provided with a water supply branch pipe, which is connected to the water supply pipe; wherein

[0018] The water supply branch pipe passes through the through hole of the heat exchange element for surrounding heating.

[0019] The water supply pipe is provided with a water inlet branch pipe valve and a water outlet branch pipe valve.

[0020] The heat exchange equipment also includes: a water heater and a hot water process tank;

[0021] The water supply pipe is connected to the water heater, and the water heater is connected to the hot water process tank;

[0022] A valve is arranged between the water heater and the hot water process tank to control the water flow rate of the hot water process tank.

[0023] The beneficial effect of the utility model is that by arranging a heat exchange mechanism on the tubular photovoltaic module, the structure of the heat exchange element is closely fitted with the heat exchange mechanism, thereby improving the heat exchange efficiency. The water supply pipe is arranged around the multiple through holes of the heat exchange element, which lengthens the heating distance, can more effectively recover heat, and reduces costs.

[0024] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by practicing the utility model. The purpose and other advantages of the utility model are realized and obtained by the structures particularly pointed out in the description and the drawings.

[0025] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0027] Figure 1 A schematic diagram showing the structure of a heat exchange device involved in some embodiments is shown;

[0028] Figure 2 A schematic diagram showing the structure of a heat exchange mechanism involved in some embodiments;

[0029] Figure 3 A schematic side view of the structure of a heat exchange device according to some embodiments is shown;

[0030] Figure 4 shows a schematic diagram of the expansion of the heat exchange mechanism involved in some embodiments;

[0031] Figure 5 A schematic diagram showing a heat exchange mechanism involved in some embodiments;

[0032] Figure 6 Shows a connection schematic diagram of heat exchange equipment involved in some embodiments;

[0033] Figure 7 A connection diagram of a water heater in a heat exchange device according to some embodiments is shown;

[0034] In the figure: tubular photovoltaic module 1; water supply pipe 2; heat exchange mechanism 3; heat exchange element 303; through hole 304; water inlet 9; water outlet 10; quartz tube 302; quartz heating wire 301; main water inlet 11; main water outlet 15; water inlet branch pipe 4; water inlet branch pipe valve 5; water outlet branch pipe valve 8; water heater 41; hot water process tank (42); valve 40. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] like Figure 1 to Figure 2 As shown, at least one embodiment provides a heat exchange device for a photovoltaic cell assembly, comprising: a tubular photovoltaic assembly 1; at least one heat exchange mechanism 3 is arranged around the outside of the tubular photovoltaic assembly 1; wherein the heat exchange mechanism 3 comprises a heat exchange element 303, the inner side of the heat exchange element 303 is tightly fitted with the outer side of the heat exchange mechanism 3; and the heat exchange element 303 is penetrated by a plurality of through holes 304 for accommodating a water supply pipe 2, and the plurality of through holes 304 form a surrounding path through the water supply pipe 2, and cold water flows into the water inlet 9 and passes through the through holes of the heat exchange element for repeated heating, and then hot water flows out from the water outlet 10.

[0037] Specifically, the heat exchange mechanism 3 includes: a quartz tube 302 and a quartz heating wire 301; wherein the quartz tube 302 is a hollow structure, the quartz heating wire 301 is wrapped on the inner wall surface, and the outer side is connected to the heat exchange element 303.

[0038] Specifically, the heat exchange element 303 is provided with the through hole 304 along the axial direction of the quartz tube.

[0039] Specifically, at least one heat exchange element 303 is respectively arranged around both ends of the quartz tube 302 of the heat exchange mechanism 3, and the length of the heat exchange element can be set. A total water inlet 11 and a total water outlet 15 are respectively arranged on the water supply pipe 2 of the multiple heat exchange elements 303, and the total water outlet 15 of the upper heat exchange element is connected with the total water inlet 11 of the lower heat exchange element in a series manner.

[0040] Furthermore, the length of the heat exchange element 303 is consistent with the length of the quartz tube 302 .

[0041] Furthermore, the heat exchange element 303 is a metal heat exchange plate with an arc structure and tightly fits with the quartz tube 302. The metal heat exchange plate is arc-shaped and its inner circle can tightly fit with the quartz tube heating device, thereby improving the heat exchange efficiency.

[0042] Furthermore, the heat exchange mechanism 3 is provided with a water supply branch pipe 4, which is connected to the water supply pipe 2; wherein the water supply branch pipe 4 passes through the through hole 304 of the heat exchange element 303 for surrounding heating. The number of the water supply branch pipes can be changed according to the number of quartz tubes. In some embodiments, the water inlet branch pipe 4 can enter the heat exchange element, one end of the water supply branch pipe 4 is connected to the water supply pipe 2, and surrounding heating is performed in the heat exchange element. A plurality of through holes are provided in the heat exchange element for the water supply branch pipes to pass through, so that the branch pipes are repeatedly arranged in the heat exchange element, the heating distance is lengthened, and the heating temperature is ensured.

[0043] Furthermore, the water supply pipe is provided with a water inlet branch pipe valve 5 and a water outlet branch pipe valve 8, which are controlled to be opened or closed as needed.

[0044] like Figure 6 As shown, specifically, the heat exchange equipment also includes: a hot water machine 41 and a hot water process tank 42; the water supply pipe 2 is connected to the hot water machine 41, and the hot water machine 41 is connected to the hot water process tank 42; a valve 40 is set between the hot water machine 41 and the hot water process tank 42 to control the water flow of the hot water process tank.

[0045] In some embodiments, Figure 7As shown, in order to avoid pure water pollution and save costs, an external heat exchanger 46 is arranged between the water supply branch pipe and the water heater 41. The external heat exchanger 46 can adopt interlayer heat exchange and is connected to the pure water device 44 through the external heat exchanger 46 to heat the pure water. The water heater 41 is divided into pipelines to meet the needs of isolation heating and storage for different requirements.

[0046] In summary, the utility model arranges a heat exchange mechanism on the tubular photovoltaic module, and the structure of the heat exchange element is closely fitted with the heat exchange mechanism to improve the heat exchange efficiency. The water supply pipe is arranged around the through hole of the heat exchange element, which lengthens the heating distance, can recover heat more effectively, and reduces costs.

[0047] In the description of the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0048] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0049] In the several embodiments provided in this application, it should be understood that the disclosed systems, devices and methods can be implemented in other ways. The device embodiments described above are merely schematic. For example, the division of the units is only a logical function division. There may be other division methods in actual implementation. For example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. With the above-mentioned ideal embodiments of the utility model as inspiration, through the above-mentioned description, relevant staff can make various changes and modifications without departing from the scope of the technical idea of ​​the utility model. The technical scope of the utility model is not limited to the contents of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A heat exchange device for a photovoltaic cell assembly, characterized in that: include: Tubular photovoltaic modules (1); At least one heat exchange mechanism (3) is arranged around the outside of the tubular photovoltaic assembly (1); wherein The heat exchange mechanism (3) comprises a heat exchange element (303), the inner side of the heat exchange element (303) being in close contact with the outer side of the heat exchange mechanism (3); and The heat exchange component (303) is penetrated by a plurality of through holes (304) capable of accommodating the water supply pipe (2). The plurality of through holes (304) form a circular path through the water supply pipe (2). Cold water flows into the water inlet (9), passes through the through holes (304) of the heat exchange component, is repeatedly heated, and then flows out of the water outlet (10) as hot water.

2. The heat exchange device according to claim 1, characterized in that: The heat exchange mechanism (3) comprises: a quartz tube (302) and a quartz heating wire (301); wherein The quartz tube (302) is a hollow structure, with a quartz heating wire (301) wrapped on the inner wall surface and the outer side connected to the heat exchange element (303).

3. The heat exchange device according to claim 2, characterized in that: The heat exchange component (303) is provided with the through hole (304) along the axial direction of the quartz tube (302).

4. The heat exchange device according to claim 3, characterized in that: At least one heat exchange component (303) is disposed around each of the two ends of the quartz tube (302) of the heat exchange mechanism (3).

5. The heat exchange device according to claim 4, characterized in that: A total water inlet (11) and a total water outlet (15) are respectively provided on the water supply pipes (2) of the plurality of heat exchange elements (303), and the total water outlet (15) of the upper heat exchange element (303) is connected in series with the total water inlet (11) of the lower heat exchange element.

6. The heat exchange device according to claim 3, characterized in that: The length of the heat exchange element (303) is consistent with the length of the quartz tube (302).

7. The heat exchange device according to any one of claims 1 to 6, characterized in that: The heat exchange element (303) is a metal heat exchange plate having an arc-shaped structure and tightly fitting with the quartz tube (302).

8. The heat exchange device according to claim 7, characterized in that: The heat exchange mechanism (3) is provided with a water supply branch pipe (4), which is connected to the water supply pipe (2); wherein The water supply branch pipe (4) passes through the through hole (304) of the heat exchange component (303) for surrounding heating.

9. The heat exchange device according to claim 8, characterized in that: The water supply pipe (2) is provided with a water inlet branch pipe valve (5) and a water outlet branch pipe valve (8).

10. The heat exchange device according to claim 9, characterized in that: The heat exchange device further comprises: a hot water machine (41) and a hot water process tank (42); The water supply pipe (2) is connected to the water heater (41), and the water heater (41) is connected to the hot water process tank (42); A valve (40) is provided between the water heater (41) and the hot water process tank (42) to control the water flow in the hot water process tank.

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