A solar combined heat and power assembly concentrating plate film pasting process and pasting device

Abstract

The present application relates to the technical field of light collecting plate manufacturing, and particularly relates to a light collecting plate film pasting process and a film pasting device for a solar combined heat and power assembly, which comprises the following steps: a plurality of secondary parabolic support plates are stacked from top to bottom to form a support plate array; an adhesive is coated on the film pasting surface of the top secondary parabolic support plate of the support plate array by using an adhesive coating assembly; a reflective film is placed on the film pasting surface of the secondary parabolic support plate coated with the adhesive and is aligned, and an external force is applied to the reflective film to perform primary bonding; the secondary parabolic support plate after the film is placed is placed at the bottom layer of the support plate array, and secondary bonding is performed by relying on the self weight of the support plate array; the aforementioned steps are cycled until the film pasting is completed, and a light collecting plate array is formed. The present application can realize fast film pasting of the light collecting plate of the solar combined heat and power assembly and ensure the pasting quality by relying on the self weight of the support plate array for secondary bonding.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of light condensing plate manufacturing, in particular to a light condensing plate film pasting process and film pasting device of a solar combined heat and power assembly. BACKGROUND

[0002] The solar combined heat and power assembly integrated with the concentrating photovoltaic and photothermal (CPV / T) technology and the solar tracking technology can realize the collection of solar full-spectrum spectral energy and the combined heat and power. At present, most of the solar combined heat and power assemblies on the market are large-size frames, and the length, width and height thereof often exceed 4 meters. In order to reduce the engineering construction difficulty, improve the assembly quality and control the cost, along with the technological progress, a small-sized modular solar combined heat and power assembly has been gradually developed, forming a small-sized modular structure similar to a photovoltaic assembly (publication number: CN214581853U). This structure is conducive to reducing the engineering construction difficulty, and can realize the production and manufacturing in the factory and the performance detection, so as to ensure the quality and control the cost.

[0003] For the small-sized modular solar combined heat and power assembly, the condenser adopts the structure of pasting the reflective film on the secondary parabolic support plate to form a light condensing plate. In addition to the three key links of the condenser design level, the secondary parabolic plate manufacturing level and the reflective film manufacturing level, another key point is the process of pasting the reflective film on the secondary parabolic support plate. How to quickly paste the reflective film on the secondary parabolic support plate while ensuring the pasting quality will greatly affect the optical performance and production cost of the solar combined heat and power assembly condenser. Therefore, the present application proposes a light condensing plate film pasting process and film pasting device of a solar combined heat and power assembly to solve the above problems. SUMMARY

[0004] The present application provides a light condensing plate film pasting process and film pasting device of a solar combined heat and power assembly for a small-sized modular solar combined heat and power assembly condenser, which can realize the quick film pasting of the light condensing plate of the solar combined heat and power assembly and ensure the pasting quality.

[0005] The embodiment of the present application is implemented by the following technical scheme: a light condensing plate film pasting process of a solar combined heat and power assembly, comprising the following steps:

[0006] Stacking a plurality of secondary parabolic support plates from top to bottom to form a support plate array;

[0007] Coating the adhesive on the film pasting surface of the secondary parabolic support plate on the top layer of the support plate array by using an adhesive coating assembly;

[0008] Placing the reflective film on the adhesive-coated film pasting surface of the secondary parabolic support plate and aligning, and applying an external force to the reflective film for primary bonding.

[0009] The secondary parabolic support plate after film taking is placed at the bottom layer of the support plate array, and secondary bonding is performed by relying on the self weight of the support plate array;

[0010] The foregoing steps are cycled until the film taking of the secondary parabolic support plates is completed, and the light collecting plate array is formed.

[0011] According to a preferred embodiment, the method further comprises:

[0012] Curing operation: the light collecting plate array after the repeated operation is completed is placed for a preset time period.

[0013] According to a preferred embodiment, the preset time period is between 10 and 20 minutes.

[0014] According to a preferred embodiment, in the placing operation, the secondary parabolic support plate after film taking is placed at the bottom layer of the support plate array and is aligned.

[0015] According to a preferred embodiment, the method further comprises: numbering each secondary parabolic support plate and the reflective film to distinguish.

[0016] According to a preferred embodiment, the adhesive coating assembly applies the adhesive to the film pasting surface of the secondary parabolic support plate by brushing.

[0017] The application also provides a film pasting device for the light collecting plate film pasting process, comprising:

[0018] A preparation mechanism for preparing the reflective film, the secondary parabolic support plate and the adhesive coating assembly, wherein a plurality of the secondary parabolic support plates are stacked from top to bottom to form a support plate array;

[0019] An adhesive coating mechanism for applying the adhesive to the film pasting surface of the secondary parabolic support plate at the top layer of the support plate array by using the adhesive coating assembly;

[0020] A film pasting mechanism for placing the reflective film on the film pasting surface of the secondary parabolic support plate coated with the adhesive and aligning, and applying an external force to the reflective film for primary bonding;

[0021] A placing mechanism for placing the secondary parabolic support plate after film taking at the bottom layer of the support plate array, and performing secondary bonding by relying on the self weight of the support plate array.

[0022] The technical scheme of the embodiment of the present application has at least the following advantages and beneficial effects: the light collecting plate film pasting process and the film pasting device of the solar heat and power cogeneration assembly provided by the present application can realize rapid film pasting of the light collecting plate of the solar heat and power cogeneration assembly and ensure the pasting quality by stacking the secondary parabolic support plates from top to bottom to form a support plate array, placing the film-pasted secondary parabolic support plates at the bottom layer of the support plate array, and relying on the self-weight of the support plate array for secondary bonding. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 The flowchart of the light collecting plate film pasting process of the solar heat and power cogeneration assembly provided by the embodiment 1 of the present application is shown in the figure.

[0024] Figure 2 The structural diagram of the light collecting plate film pasting device of the solar heat and power cogeneration assembly provided by the embodiment 1 of the present application is shown in the figure.

[0025] Figure legend: 1-secondary parabolic support plate, 2-support plate array, 3-reflective film, 4-brush. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiment of the present application clearer, the technical scheme of the embodiment of the present application will be described clearly and completely below in combination with the drawings in the embodiment of the present application. Obviously, the described embodiment is a part of the embodiments of the present application, rather than all the embodiments of the present application. The components of the embodiment of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0027] Embodiment 1

[0028] Referring to Figure 1 the figure, Figure 1 The flowchart of the light collecting plate film pasting process of the solar heat and power cogeneration assembly provided by the embodiment of the present application is shown in the figure.

[0029] The light collecting plate film pasting process of the solar heat and power cogeneration assembly provided by the present application comprises the following steps:

[0030] 1) Preparation operation: prepare the reflective film 3, the secondary parabolic support plate 1 and the adhesive coating assembly, wherein a plurality of the secondary parabolic support plates 1 are stacked and aligned from top to bottom to form a support plate array 2;

[0031] 2) Adhesive coating operation: the adhesive coating assembly is used to coat the adhesive on the film pasting surface of the secondary parabolic support plate 1 at the top layer of the support plate array 2 by brushing, in an embodiment of the present application, the film pasting surface is the concave surface of the secondary parabolic support plate 1, and the adhesive coating assembly is a brush 4;

[0032] 3) film placement operation: place the reflective film 3 on the film-attached surface of the secondary parabolic support plate 1 coated with the adhesive and align, and apply external force to the reflective film 3 to perform primary bonding;

[0033] 4) placement operation: place the secondary parabolic support plate 1 after film placement on the bottom layer of the support plate array 2 and align, and rely on the self-weight of the support plate array 2 to perform secondary bonding;

[0034] 5) repeated operation: cycle the foregoing step operation until the film placement of the plurality of secondary parabolic support plates 1 is completed to form a light condensing plate array;

[0035] 6) curing operation: place the light condensing plate array after the repeated operation for a predetermined time, and in a preferred embodiment of the present embodiment, the predetermined time is between 10 to 20 minutes, and the predetermined time of the present embodiment is 15 minutes.

[0036] Further, in the present application, each secondary parabolic support plate 1 and reflective film 3 is numbered for distinction; in an embodiment, the secondary parabolic support plate 1 includes 8 pieces, numbered B8, B7, … B2, B1 respectively; and the reflective film 3 includes 8 pieces, numbered M8, M7, … M2, M1 respectively.

[0037] Specific workflow: prepare the array of secondary parabolic support plates 1 numbered B8, B7, … B2, B1 from top to bottom in stack and alignment, and prepare the reflective film 3 numbered M8, M7, … M2, M1 from top to bottom in stack and alignment; stick the adhesive to the brush 4, brush to the film-attached surface of B8, place M8 on the film-attached surface of B8 brushed with the adhesive, and perform primary pressure bonding to make B8 and M8 have preliminary bonding, further place the bonded B8 and M8 on the bottom layer of the array of secondary parabolic support plates 1 numbered B7, B6, … B2, B1 from top to bottom, form the layer numbered B7, B6, … B2, B1, B8M8, and realize the complete bonding of the reflective film 3 and the secondary parabolic support plate 1 by the self-weight of the layer of B7, B6, … B2, B1, B8M8 to press, so as to ensure the bonding quality, further repeat the above steps to the film-attached process of B5, as shown in Figure 2 continue to repeat the above steps until the end to form the layer numbered B8M8, B7M7, … B2M2, B1M1 from top to bottom, and stand still for about 15 minutes to complete the film-attached work of all secondary parabolic support plates 1.

[0038] In summary, the light concentrating plate film pasting process and the film pasting device of the solar heat and power cogeneration assembly provided by the application can realize fast film pasting of the light concentrating plate of the solar heat and power cogeneration assembly and ensure the pasting quality by stacking the secondary parabolic supporting plates 1 from top to bottom to form the supporting plate array 2, placing the film-pasted secondary parabolic supporting plate 1 at the bottom layer of the supporting plate array 2 and relying on the self weight of the supporting plate array 2 for secondary bonding.

[0039] Embodiment 2

[0040] The film pasting device for the light concentrating plate film pasting process described in Embodiment 1 provided by the embodiment of the application comprises a preparation mechanism for preparing the light reflecting film 3, the secondary parabolic supporting plate 1 and the adhesive coating assembly, wherein a plurality of the secondary parabolic supporting plates 1 are stacked from top to bottom to form the supporting plate array 2; an adhesive coating mechanism for coating the adhesive on the film pasting surface of the secondary parabolic supporting plate 1 at the top layer of the supporting plate array 2 by using the adhesive coating assembly; a film pasting mechanism for placing the light reflecting film 3 on the film pasting surface of the secondary parabolic supporting plate 1 coated with the adhesive and aligning, applying external force to the light reflecting film 3 for primary bonding; and a placing mechanism for placing the film-pasted secondary parabolic supporting plate 1 at the bottom layer of the supporting plate array 2 and relying on the self weight of the supporting plate array 2 for secondary bonding.

[0041] The above only describes the preferred embodiments of the application and is not used to limit the application. For those skilled in the art, the application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the application shall be included in the protection scope of the application.

Claims

1. A process for applying a film to the concentrator plate of a solar combined heat and power (CHP) module, characterized in that, Includes the following steps: Several parabolic support plates (1) are stacked from top to bottom to form a support plate array (2); Adhesive is applied to the film surface of the secondary parabolic support plate (1) on the top layer of the support plate array (2) by brushing using an adhesive coating component; The reflective film (3) is placed on the film-attaching surface of the secondary parabolic support plate (1) coated with adhesive and aligned. An external force is applied to the reflective film (3) to perform a first bonding. The secondary parabolic support plate (1) after the membrane is removed is placed on the bottom layer of the support plate array (2) and aligned, and secondary bonding is performed by relying on the weight of the support plate array (2). Repeat the above steps until all of the above-mentioned parabolic support plates (1) have been filmed to form a light-concentrating plate array. Let the light-concentrating plate array stand still for a preset time to complete the curing. The preset time for standing is between 10 and 20 minutes. The method also includes numbering each of the quadratic parabolic support plates (1) and reflective film (3) to distinguish them.

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