Solar vacuum glass tube with light-gathering plate

Abstract

The utility model discloses a solar vacuum glass tube with a light-gathering plate. The solar vacuum glass tube comprises a single solar vacuum glass tube, a reflective light-gathering plate and a suspension connecting assembly, the reflective light-gathering plate is hung on the outer side of the solar vacuum glass tube through the hanging connecting assemblies, and 2-3 sets of hanging connecting assemblies are arranged in the axial direction of the solar vacuum glass tube and the reflective light-gathering plate; the suspension connecting assembly comprises a hoop and a bracket, and the hoop is arranged on the circumferential outer side of the solar vacuum glass tube in a sleeving manner; and the bracket is arranged on the reflective light-gathering plate and is used for being connected with the corresponding hoop. The solar vacuum glass tube with the light-gathering plate is simple, reliable and low in cost, the light-gathering plate can be locked after being rotated by adjusting a connecting structure between the hoop and the crescent connecting piece according to actual conditions, the light-gathering performance is improved, and the solar vacuum glass tube with the light-gathering plate is easy to install on site.

Description

Technical Field

[0001] The utility model relates to the technical field of solar energy utilization, in particular to a solar energy vacuum glass tube with a condensing plate. Background Art

[0002] In the existing non-tracking concentrating solar glass vacuum tube collector, the concentrating plate is usually a whole plate structure, that is, a reflector and multiple vacuum tubes are fixed on a bracket, and the reflector and the solar glass vacuum tube cannot rotate relative to each other; when the concentration ratio requirement is high, the existing non-tracking concentrating solar glass vacuum tube has low concentration performance under certain circumstances because the reflector and the solar glass vacuum tube cannot rotate relative to each other; therefore, the present application proposes a solar vacuum glass tube with a concentrating plate, a single vacuum tube is equipped with a single reflector, and the reflector can be rotated and positioned on the vacuum tube according to the latitude of different regions and then locked, so as to realize the relative rotation between the concentrating plate and the solar vacuum tube, thereby improving the concentration performance. Utility Model Content

[0003] In view of the above defects or deficiencies in the prior art, it is desirable to provide a solar vacuum glass tube with a concentrating plate.

[0004] The utility model provides a solar vacuum glass tube with a concentrating plate, comprising a single solar vacuum glass tube, a reflective concentrating plate and a suspension connection assembly; the reflective concentrating plate is suspended on the outside of the solar vacuum glass tube through the suspension connection assembly, and 2 to 3 groups of the suspension connection assembly are arranged along the axial direction of the solar vacuum glass tube and the reflective concentrating plate; the suspension connection assembly comprises a clamp and a bracket, and the clamp is sleeved on the circumferential outside of the solar vacuum glass tube; the bracket is arranged on the reflective concentrating plate, and is used to be connected with the corresponding clamp.

[0005] Preferably, the reflective focusing plate comprises a glass fiber reinforced plastic sheet, a middle portion of which is provided with a roll-formed herringbone-shaped reflective convex ridge; and a reflective film is pasted on one side of the raised herringbone-shaped reflective convex ridge of the glass fiber reinforced plastic sheet.

[0006] Preferably, a plurality of holes are evenly arranged on the circumferential wall surface of the clamp.

[0007] Preferably, the bracket includes a bracket, an upper pressing plate and a crescent-shaped connecting piece; wherein,

[0008] The bracket is set to an arc shape according to the required curve of the reflector, the fiberglass sheet is pressed into and fitted on the inner curved surface of the bracket, and the fiberglass sheet is fixed to the bracket by screws or rivets;

[0009] The upper pressing plate is arranged in a saddle shape corresponding to the herringbone reflective convex ridges, the upper pressing plate is arranged on the surface of the herringbone reflective convex ridges, and both sides of the upper pressing plate are fixedly connected to the bracket by screws;

[0010] The crescent-shaped connector is fixedly arranged on the top surface of the upper pressure plate, and its curvature corresponds to the outer circumferential curvature of the solar vacuum glass tube. The two ends of the crescent-shaped connector are inserted into the corresponding internal holes on the clamp.

[0011] Preferably, the thickness of the fiberglass thin plate is set to 1 mm.

[0012] Preferably, the bracket is made of C-shaped channel steel; the specification of the C-shaped channel steel is 41*21, and the thickness is 1mm.

[0013] Preferably, the upper pressing plate is punched into a saddle shape using a steel strip with a thickness of 1.5 mm and a width of 20 to 30 mm.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model discloses a solar vacuum glass tube with a concentrating plate, each solar vacuum glass tube and concentrating plate are axially configured with 2 to 3 groups of brackets and clamps, during installation, the relative angle of the concentrating plate on the solar vacuum glass tube is adjusted according to the local latitude, and the clamp is tightened to form the solar glass vacuum tube with the concentrating plate. The utility model is simple, reliable and low in cost, and the concentrating plate can be rotated and locked according to actual conditions by adjusting the connection structure between the clamp and the crescent-shaped connector, thereby improving the concentrating performance and being easy to install on site.

[0016] It should be understood that the contents described in the summary of the utility model are not intended to limit the key or important features of the embodiments of the utility model, nor are they intended to limit the scope of the utility model.

[0017] Other features of the present invention will become readily understood through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0019] Figure 1 A schematic diagram of the structure of a solar vacuum glass tube with a concentrating plate provided in an embodiment of the utility model from a side view;

[0020] Figure 2 It is a schematic diagram of the structure after the suspension connection component and the reflective concentrator are assembled;

[0021] Figure 3It is a front view structural diagram of a solar vacuum glass tube with a concentrating plate;

[0022] Numbers in the figure: 1. Solar vacuum glass tube; 2. Reflective concentrator; 21. Glass fiber reinforced plastic sheet; 22. Herringbone reflective convex ribs; 23. Reflective film; 3. Suspension connection assembly; 31. Clamp; 32. Bracket; 321. Support; 322. Upper pressure plate; 323. Crescent-shaped connector; 324. Screw. DETAILED DESCRIPTION

[0023] The utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for the convenience of description, only the parts related to the utility model are shown in the accompanying drawings.

[0024] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0025] Please refer to Figures 1 to 3 The embodiment of the utility model provides a solar vacuum glass tube with a concentrator, comprising a single solar vacuum glass tube 1, a reflective concentrator 2 and a suspension connection assembly 3; the reflective concentrator 2 is suspended on the outside of the solar vacuum glass tube 1 through the suspension connection assembly 3, and the suspension connection assembly 3 is provided with 2 to 3 groups along the axial direction of the solar vacuum glass tube 1 and the reflective concentrator 2, so as to improve the stability of the reflective concentrator 2 being suspended on the solar vacuum glass tube 1;

[0026] The suspension connection assembly 3 includes a clamp 31 and a bracket 32 ​​. The clamp 31 is sleeved on the circumferential outer side of the solar vacuum glass tube 1 ; the bracket 32 ​​is arranged on the reflective concentrator plate 2 for connecting with the corresponding clamp 31 .

[0027] In a preferred embodiment, the reflective concentrator 2 comprises a glass fiber reinforced plastic sheet 21, a roll-formed herringbone reflective convex rib 22 is arranged in the middle of the glass fiber reinforced plastic sheet 21, and the two sides of the curve of the herringbone reflective convex rib 22 are arranged as straight lines, wherein the herringbone reflective convex rib 22 is arranged along the axial direction of the solar vacuum glass tube 1, and the herringbone reflective convex rib 22 can be continuously rolled on the glass fiber reinforced plastic sheet substrate to produce the herringbone reflective convex rib 22, and then cut according to the length of the solar vacuum glass tube 1 (generally 2 meters in length) to form the glass fiber reinforced plastic sheet 21;

[0028] A reflective film 23 is attached to one surface of the herringbone reflective convex protrusions 22 of the glass fiber reinforced plastic sheet 21 .

[0029] In a preferred embodiment, the bracket 32 ​​includes a bracket 321, an upper pressing plate 322 and a crescent-shaped connecting member 323; wherein,

[0030] The bracket 321 is set to an arc shape according to the required curve of the reflective concentrator 2, that is, the bending curve is consistent with the designed curved section of the reflective concentrator 2, and the glass fiber reinforced plastic sheet 21 is pressed into and fitted on the inner curved surface of the bracket 321, that is, the glass fiber reinforced plastic sheet 21 is naturally bent into the required reflective curved surface, and the glass fiber reinforced plastic sheet 21 and the bracket 321 are fixed by screws or rivets;

[0031] The upper pressing plate 322 is set to a saddle shape corresponding to the herringbone reflective convex rib 22. The upper pressing plate 322 is arranged on the surface of the herringbone reflective convex rib 22, that is, the upper pressing plate 322 is placed on the herringbone reflective convex rib 22. Both ends of the upper pressing plate 322 are punched with assembly holes so that both sides of the upper pressing plate 322 are fixedly connected with the bracket 321 by screws 324.

[0032] Among them, a number of holes are evenly arranged on the circumferential wall surface of the clamp 31, which is convenient for matching with the two ends of the crescent-shaped connector 323, that is, the two ends of the crescent-shaped connector 323 are respectively inserted into the holes on the clamp 31, and the reflective concentrator 2 is suspended and set on the outside of the solar vacuum glass tube 1.

[0033] The crescent-shaped connector 323 is fixedly arranged on the top surface of the upper pressure plate 322 , and its curvature corresponds to the outer circumferential curvature of the solar vacuum glass tube 1 . Both ends of the crescent-shaped connector 323 are inserted into the corresponding holes on the clamp 31 .

[0034] In a preferred embodiment, the thickness of the glass fiber reinforced plastic sheet 21 is set to 1 mm.

[0035] In a preferred embodiment, the bracket 321 is made of C-shaped channel steel; the specification of the C-shaped channel steel is 41*21 and the thickness is 1 mm.

[0036] In a preferred embodiment, the upper pressing plate 322 is punched into a saddle shape using a steel strip having a thickness of 1.5 mm and a width of 20 to 30 mm.

[0037] The working principle of this utility model:

[0038] When adjusting the relative angle between the solar vacuum glass tube 1 and the reflective concentrator plate 2, slightly loosen the tightness of the clamp 31, and then rotate the bracket 321 to drive the crescent-shaped connector 323 to rotate along the circumference of the solar vacuum glass tube 1. After adjusting the overall angle of the bracket 321, the reflective concentrator plate 2, etc. according to actual needs, insert the two ends of the crescent-shaped connector 323 into the corresponding holes of the clamp 31, and then lock the clamp 31 to complete the angle adjustment of the reflective concentrator plate 2. The whole process is simple and easy to operate, highly efficient, and has good focusing performance.

[0039] In the description of this specification, the terms "connection", "installation", "fixation" and the like should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0040] In the description of this specification, the description of the terms "one embodiment", "some embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0041] The above are only preferred embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A solar vacuum glass tube with a concentrating plate, characterized in that: It comprises a single solar vacuum glass tube, a reflective concentrator plate and a suspension connection assembly; the reflective concentrator plate is suspended on the outer side of the solar vacuum glass tube through the suspension connection assembly, and 2 to 3 groups of the suspension connection assembly are arranged along the axial direction of the solar vacuum glass tube and the reflective concentrator plate; the suspension connection assembly comprises a clamp and a bracket, and the clamp is sleeved on the circumferential outer side of the solar vacuum glass tube; the bracket is arranged on the reflective concentrator plate and is used to connect with the corresponding clamp.

2. The solar vacuum glass tube with a concentrator plate according to claim 1, characterized in that: The reflective focusing plate comprises a glass fiber reinforced plastic sheet, the middle part of which is provided with a roll-formed herringbone-shaped reflective convex ridge; and a reflective film is pasted on a protruding surface of the herringbone-shaped reflective convex ridge of the glass fiber reinforced plastic sheet.

3. The solar vacuum glass tube with a concentrator plate according to claim 2, characterized in that: A plurality of holes are evenly arranged on the circumferential wall surface of the clamp.

4. The solar vacuum glass tube with a concentrator plate according to claim 3, characterized in that: The bracket includes a bracket, an upper pressing plate and a crescent-shaped connecting piece; wherein, The bracket is set to an arc shape according to the required curve of the reflector, the fiberglass sheet is pressed into and fitted on the inner curved surface of the bracket, and the fiberglass sheet is fixed to the bracket by screws or rivets; The upper pressing plate is arranged in a saddle shape corresponding to the herringbone reflective convex ridges, the upper pressing plate is arranged on the surface of the herringbone reflective convex ridges, and both sides of the upper pressing plate are fixedly connected to the bracket by screws; The crescent-shaped connector is fixedly arranged on the top surface of the upper pressure plate, and its curvature corresponds to the outer circumferential curvature of the solar vacuum glass tube. The two ends of the crescent-shaped connector are inserted into the corresponding internal holes on the clamp.

5. The solar vacuum glass tube with a concentrator plate according to claim 2, characterized in that: The thickness of the fiberglass thin plate is set to 1 mm.

6. The solar vacuum glass tube with a concentrator plate according to claim 4, characterized in that: The bracket is made of C-shaped channel steel; the specification of the C-shaped channel steel is 41mm*21mm and the thickness is 1mm.

7. The solar vacuum glass tube with a concentrator plate according to claim 4, characterized in that: The upper pressing plate is punched into a saddle shape by a steel strip with a thickness of 1.5 mm and a width of 20 to 30 mm.

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