Snow removing and anti-freezing rain device for distributed photovoltaic power station on color steel tile roof

Abstract

The utility model relates to a snow removing and freezing rain preventing device for a color steel tile roof distributed photovoltaic power station, and the device comprises a medium source which is configured to be capable of providing a heat medium for removing snow or freezing rain; the medium conveying pipeline is communicated with the medium source, the conveying pipeline is arranged in a gap between adjacent photovoltaic modules on the color steel tile roof or arranged between the photovoltaic modules on the color steel tile roof and the color steel tile roof, and snow or freezing rain is removed in the conveying pipeline in a heat conduction or heat radiation mode. Or the conveying pipeline removes snow or freezing rain in a mode of spraying the thermal medium. When the medium source works, a thermal medium can be provided, the medium conveying pipeline conveys the thermal medium to the position near the photovoltaic module, the thermal medium in the medium conveying pipeline removes snow or freezing rain through heat conduction and heat radiation, or the medium conveying pipeline removes snow or freezing rain in a mode of spraying the thermal medium. The influence of snow and freezing rain on the color steel tile roof can be solved in time, and manual cleaning is not needed.

Description

Technical Field

[0001] The present application relates to the field of photovoltaic technology, and in particular to a snow removal and freezing rain prevention device for a distributed photovoltaic power station on a color steel tile roof. Background Art

[0002] Now more and more distributed photovoltaic power stations are being built on steel structure colored steel tile roofs. Colored steel tiles, also known as colored corrugated tiles, are made of colored coated steel plates that are rolled and cold-bent into various corrugated profiles.

[0003] Steel structures are sensitive to snow pressure loads. Excessive snow pressure can easily cause structural instability and lead to the collapse of steel structure factories. Roofs built with colored steel tiles are prone to condensation of snow on the surface of the colored steel tiles in winter, which puts greater pressure on the supporting rods of the colored steel tiles on the roof, making them prone to collapse, and the falling colored steel tiles can easily cause injuries to personnel.

[0004] Therefore, it is of great significance to be able to solve the impact of snow and freezing rain on steel structure workshops in a timely manner. The commonly used solutions are manual removal or salting, which will increase the danger to personnel and corrode equipment, thus reducing the service life of the equipment. Utility Model Content

[0005] Based on this, it is necessary to propose a snow removal and freezing rain prevention device for a distributed photovoltaic power station on a color steel tile roof, which can solve the impact of snow and freezing rain on the color steel tile roof in a timely manner.

[0006] According to one aspect of the present application, a snow removal and freezing rain prevention device for a distributed photovoltaic power station on a color steel tile roof includes: a medium source, configured to provide a thermal medium for removing snow or freezing rain; and a medium delivery pipeline, connected to the medium source, the medium delivery pipeline is arranged in a gap between adjacent photovoltaic components on the color steel tile roof, or between the photovoltaic components on the color steel tile roof and the color steel tile roof, the medium delivery pipeline removes snow or freezing rain by heat conduction or heat radiation, or the medium delivery pipeline removes snow or freezing rain by spraying the thermal medium.

[0007] In some embodiments, the medium source is a heating air pump, and the thermal medium is hot air.

[0008] In some embodiments, the medium source includes a booster water pump and a heating device, and the thermal medium is hot water.

[0009] In some embodiments, the medium delivery pipeline is arranged in the gap between the photovoltaic modules on the color steel tile roof, and the medium delivery pipeline is provided with a plurality of injection ports spaced along its axial direction for injecting the heat medium toward the photovoltaic modules.

[0010] In some embodiments, the medium delivery pipeline is arranged between the photovoltaic components on the color steel tile roof and the color steel tile roof, and the medium delivery pipeline and the medium source form a closed loop.

[0011] In some embodiments, the heat medium includes hot air, hot steam or hot water.

[0012] In some embodiments, the medium delivery pipeline is installed on the color steel tile corrugations of the color steel tile roof through a clamp.

[0013] In some embodiments, the clamp includes a support frame, a first connection, a second connection member, and a fastener, wherein the medium delivery pipeline is fixed to the top of the support frame, the first connection member is supported at the bottom of the support frame and fixedly connected to the support frame, the second connection member and the first connection member jointly clamp the color steel tile corrugation, and the fastener is simultaneously passed through the first connection member and the second connection member to fasten the first connection member and the second connection member together.

[0014] In some embodiments, the sides of the first connecting member and the second connecting member facing each other are both provided with an anti-slip structure, and the side of the first connecting member facing the support frame is also provided with an anti-slip structure.

[0015] In some embodiments, the first connecting member is provided with a protrusion, and the second connecting member is provided with a slot that cooperates with the protrusion, and the shapes of the protrusion and the slot are adapted to each other.

[0016] The snow removal and frost prevention device for the distributed photovoltaic power station on the color steel tile roof of the embodiment of the present application can provide a heat medium when the medium source is working, and the medium conveying pipeline conveys the heat medium to the vicinity of the photovoltaic module. The heat medium in the medium conveying pipeline removes snow or frost by heat conduction and heat radiation, or the medium conveying pipeline removes snow or frost by spraying the heat medium. This can solve the impact of snow and frost on the color steel tile roof in a timely manner without the need for manual removal. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the principle of a snow removal and freezing rain prevention device for a distributed photovoltaic power station on a color steel tile roof according to one embodiment of the present application.

[0018] Figure 2 This is a schematic diagram of the positional relationship between the medium delivery pipeline and the photovoltaic components of the snow removal and freezing rain prevention device of the distributed photovoltaic power station on the color steel tile roof according to one embodiment of the present application.

[0019] Figure 3 This is a schematic diagram of a first installation method of a medium conveying pipeline of a snow removal and anti-freezing rain device of a distributed photovoltaic power station on a color steel tile roof in one embodiment of the present application.

[0020] Figure 4 for Figure 3 Magnified view of the X section.

[0021] Figure 5 This is a schematic diagram of a second installation method of the medium conveying pipeline of the snow removal and anti-freezing rain device of the distributed photovoltaic power station on the color steel tile roof according to an embodiment of the present application.

[0022] Figure 6 This is a schematic diagram of the arrangement of the medium conveying pipeline of the snow removal and freezing rain prevention device of the distributed photovoltaic power station on the color steel tile roof of another embodiment of the present application.

[0023] Description of reference numerals:

[0024] 100. Snow removal and anti-freezing rain device for distributed photovoltaic power station on color steel tile roof; 10. Medium source; 20. Medium delivery pipeline; 210. Injection nozzle; 30. Color steel tile roof; 310. Color steel tile corrugation; 40. Clamp; 410. Support frame; 420. First connecting piece; 421. Protrusion; 430. Second connecting piece; 431. Slot; 440. Fastener; 450. Anti-slip structure; 50. U-bolt; 200. Photovoltaic module; 201. Light-receiving surface. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific implementation methods of the present application are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the present application, so the present application is not limited by the specific embodiments disclosed below.

[0026] In the description of the present application, it should be understood that if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. appear, the orientation or position relationship indicated by these terms is based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply 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 a limitation on the present application.

[0027] In addition, if the terms "first" or "second" appear, these terms are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of this application, if the term "plurality" appears, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0028] In this application, unless otherwise clearly specified and limited, if the terms "installed", "connected", "connected", "fixed" and the like appear, these terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0029] In the present application, unless otherwise clearly specified and limited, if there is a description that a first feature is "above" or "below" a second feature, etc., or similar descriptions appear, it may mean that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature being "above", "above" and "above" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. The first feature being "below", "below" and "below" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0030] It should be noted that if an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. If an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. If any, the terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used in this application are for illustrative purposes only and do not represent the only implementation method.

[0031] The present application aims to propose a snow removal and freezing rain prevention device for a distributed photovoltaic power station on a color steel tile roof, which can solve the impact of snow and freezing rain on the color steel tile roof in a timely manner. The snow removal and freezing rain prevention device for a distributed photovoltaic power station on a color steel tile roof of the embodiment of the present application includes a medium source and a medium delivery pipeline. Among them, the medium source is configured to provide a thermal medium for removing snow or freezing rain. The medium delivery pipeline is connected to the medium source, and the medium delivery pipeline is arranged in the gap between adjacent photovoltaic modules on the color steel tile roof, or between the photovoltaic module on the color steel tile roof and the color steel tile roof. The heat medium in the delivery pipeline removes snow or freezing rain by heat conduction and heat radiation, or the medium delivery pipeline removes snow or freezing rain by spraying the heat medium. A color steel tile roof refers to a roof composed of a plurality of color steel tiles.

[0032] The embodiments of the present application are described in detail below with reference to the accompanying drawings.

[0033] refer to Figure 1 and Figure 2 ,in Figure 1 This is a schematic diagram of the principle of a snow removal and freezing rain prevention device 100 of a distributed photovoltaic power station on a color steel tile roof according to an embodiment of the present application; Figure 2 Schematic diagram of the positional relationship between the medium delivery pipeline 20 and the photovoltaic assembly 200 of the snow removal and freezing rain prevention device 100 of the distributed photovoltaic power station on the color steel tile roof according to one embodiment of the present application.

[0034] refer to Figure 1 and Figure 2 In one embodiment of the present application, a snow removal and freezing rain prevention device 100 for a distributed photovoltaic power station on a color steel tile roof includes a medium source 10 and a medium delivery pipeline 20. The medium source 10 is used to provide a heat medium, and the medium delivery pipeline 20 is used to deliver the heat medium.

[0035] Optionally, the medium source 10 is a heating air pump, and the heat medium is hot air. Optionally, the medium source 10 includes a booster water pump and a heating device, and the heat medium is hot water.

[0036] Optionally, the medium source 10 is placed on the indoor ground or outdoor ground of the color steel tile roof 30 .

[0037] The medium delivery pipeline 20 is arranged in the gap between the photovoltaic modules 200 on the color steel tile roof 30. The medium delivery pipeline 20 is provided with a plurality of injection ports 210 (see FIG. 21 ) for injecting the heat medium toward the photovoltaic modules 200 at intervals along its axial direction. Figure 1 The medium delivery pipe 20 is preferably made of a light material, such as a PPR pipe, a PE pipe, a PVC pipe, etc. The injection port 210 may be higher than or directly opposite to the light receiving surface 201 of the photovoltaic module 200 .

[0038] refer to Figure 2, showing that the color steel tile roof 30 is provided with 4 photovoltaic modules 200 arranged in a matrix, wherein a medium delivery pipe 20 is provided between two adjacent photovoltaic modules 200 in the length direction of the photovoltaic modules 200 (left-right direction in the figure); a medium delivery pipe 20 is also provided between two adjacent photovoltaic modules 200 in the width direction of the photovoltaic modules 200 (up-down direction in the figure). In addition, in the width direction of the photovoltaic modules 200, there are medium delivery pipes 20 on both sides of the photovoltaic modules 200. It is easy to understand that the number of medium sources 10 is not limited to the above 4. It is easy to understand that a medium delivery pipe 20 is provided in the gap between any two adjacent photovoltaic modules 200.

[0039] Optionally, a row of injection ports 210 are respectively provided on both sides of the medium delivery pipeline 20 in the radial direction, so as to simultaneously inject the heat medium to the photovoltaic modules 200 on both sides.

[0040] When the medium source 10 is a heating air pump, the heating air pump delivers hot air into the medium delivery pipe 20 when it is working, and the hot air is ejected from the injection port 210 of the medium delivery pipe 20. The hot air can melt the snow or freezing rain on the surface of the photovoltaic module 200.

[0041] When the medium source 10 includes a booster water pump and a heating device, the booster water pump and the heating device work together, so that the booster water pump provides hot water to the medium delivery pipe 20. The hot water is sprayed from the injection port 210 of the medium delivery pipe 20, which can melt the snow or freezing rain on the surface of the photovoltaic module 200. Furthermore, the medium delivery pipe 20 is provided with a drain port, which is located at the lowest point of the color steel tile roof 30. After the operation is completed, the drain port is opened to drain the water in the medium delivery pipe 20 to avoid freezing of the medium delivery pipe 20.

[0042] The operating system for controlling the operation of the medium source 10 is arranged in the factory building, and a manual switch or an automatic switch can be arranged, which is easy to operate and has no safety hazard.

[0043] refer to Figure 3 and Figure 4 In this embodiment, the medium delivery pipeline 20 is installed on the color steel tile corrugation 310 of the color steel tile roof 30 through the clamp 40. The medium delivery pipeline 20 is set on the color steel tile corrugation 310 of the color steel tile roof 30 through the clamp 40, which does not damage the original roof structure and is easy to install.

[0044] Optionally, the clamp 40 includes a support frame 410, a first connecting piece 420, a second connecting piece 430, and a fastener 440, wherein the medium delivery pipeline 20 is fixed to the top of the support frame 410, the first connecting piece 420 is supported at the bottom of the support frame 410 and is fixedly connected to the support frame 410, the second connecting piece 430 and the first connecting piece 420 jointly clamp the color steel tile corrugation 310 of the color steel tile roof 30, and the fastener 440 is simultaneously penetrated through the first connecting piece 420 and the second connecting piece 430 to fasten the first connecting piece 420 and the second connecting piece 430 together. Optionally, the fastener 440 is a bolt, a pin, a pin, etc.

[0045] Optionally, the medium delivery pipeline 20 is fixed to the support frame 410 by means of U-shaped bolts 50 .

[0046] The first connecting member 420 of the clamp 40 is fixedly connected to the support frame 410 by bolts. The second connecting member 430 and the first connecting member 420 jointly clamp the color steel tile corrugation 310 of the color steel tile roof 30, and the fastener 440 is used to realize detachable assembly.

[0047] In the present application, the medium conveying pipeline 20 is fixed to the color steel tile corrugation 310 of the color steel tile roof 30 through the support frame 410, the first connecting member 420, the second connecting member 430, the fastener 440, and the U-shaped bolt 50. The specifications of any one of the medium conveying pipeline 20, the support frame 410, the U-shaped bolt 50, the first connecting member 420, and the second connecting member 430 can be selected as needed, so that the snow removal and anti-freezing rain device 100 of the distributed photovoltaic power station on the color steel tile roof has a wide adaptability.

[0048] In some embodiments, the sides of the first connecting member 420 and the second connecting member 430 facing each other are both provided with an anti-slip structure 450 , and the side of the first connecting member 420 facing the support frame 410 is also provided with an anti-slip structure 450 .

[0049] The first connecting member 420 and the second connecting member 430 are respectively provided with anti-slip structures 450 , so that the colored steel tile corrugations 310 of the colored steel tile roof 30 can be tightly clamped between the first connecting member 420 and the second connecting member 430 to avoid being easily loosened.

[0050] The anti-slip structure 450 on the side of the first connecting member 420 facing the support frame 410 can prevent the first connecting member 420 and the support frame 410 from rotating relative to each other when they are assembled and positioned together, so that the first connecting member 420 and the support frame 410 are tightly abutted under the action of the bolts.

[0051] The anti-slip structure 450 is specifically a rough wave structure, but is not limited thereto.

[0052] In some embodiments, the first connecting member 420 is provided with a protrusion 421 , and the second connecting member 430 is provided with a slot 431 that matches the protrusion, and the shapes of the protrusion 421 and the slot 431 are adapted to each other.

[0053] When the first connecting member 420 and the second connecting member 430 clamp the colored steel tile corrugation 310 of the colored steel tile roof 30, the protrusion 421 is embedded in the card groove 431, which plays a role in guiding and positioning, avoiding the relative shaking of the first connecting member 420 and the second connecting member 430, and facilitating the connection of the first connecting member 420 and the second connecting member 430 using the fastener 440.

[0054] Figure 3 and Figure 4 In the embodiment, the axial direction of the medium delivery pipe 20 is parallel to the color steel tile corrugation 310. In other embodiments, refer to Figure 5 The axial direction of the medium delivery pipe 20 can also be perpendicular to the color steel tile corrugation 310

[0055] refer to Figure 6 Another embodiment of the snow removal and freezing rain prevention device 100 for a distributed photovoltaic power station on a color steel tile roof of the present application is mainly different from the above-mentioned embodiment in that the medium delivery pipeline 20 is set in a different manner and the heat medium. In another embodiment, the medium delivery pipeline 20 is set between the photovoltaic module 200 on the color steel tile roof 30 and the color steel tile roof 30, and the medium delivery pipeline 20 and the medium source 10 form a closed loop. Figure 6 In the figure, the photovoltaic assembly 200 is omitted.

[0056] Optionally, in the length direction of the photovoltaic assembly 200 ( Figure 5 The medium delivery pipe 20 is bent back and forth multiple times to form a coil. The area covered by the coil can be set to be adapted to the area of ​​the photovoltaic module 200.

[0057] In another embodiment, the heat medium includes hot air, hot steam or hot water. The heat medium acts on the backlight surface of the photovoltaic module 200 by heat radiation or heat conduction, thereby melting the snow or freezing rain on the light-receiving surface 201 of the photovoltaic module 200.

[0058] Finally, it should be noted that the various technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the various technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0059] The above-described embodiments only express several implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be construed as limiting the scope of the patent application. It should be pointed out that, for a person of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the patent application shall be subject to the attached claims.

Claims

1. A snow removal and freezing rain prevention device for a distributed photovoltaic power station on a color steel tile roof, characterized in that: include: A medium source configured to provide a heat medium for removing snow or freezing rain; and A medium delivery pipeline is connected to the medium source, and the medium delivery pipeline is arranged in the gap between adjacent photovoltaic modules on the color steel tile roof, or between the photovoltaic module on the color steel tile roof and the color steel tile roof. The medium delivery pipeline removes snow or freezing rain by heat conduction or heat radiation, or the medium delivery pipeline removes snow or freezing rain by spraying the thermal medium; wherein a medium delivery pipeline is arranged in the gap between any two adjacent photovoltaic modules.

2. The snow removal and freezing rain prevention device for the distributed photovoltaic power station on the color steel tile roof according to claim 1 is characterized in that: The medium source is a heating air pump, and the heat medium is hot air.

3. The snow removal and freezing rain prevention device for the distributed photovoltaic power station on the color steel tile roof according to claim 1 is characterized in that: The medium source comprises a booster water pump and a heating device, and the heat medium is hot water.

4. The snow removal and freezing rain prevention device for a distributed photovoltaic power station on a color steel tile roof according to claim 2 or 3, characterized in that: The medium delivery pipeline is arranged in the gap between the photovoltaic modules on the colored steel tile roof, and a plurality of injection ports for injecting the heat medium toward the photovoltaic modules are arranged at intervals along the axial direction of the medium delivery pipeline.

5. The snow removal and freezing rain prevention device for the distributed photovoltaic power station on the color steel tile roof according to claim 1 is characterized in that: The medium delivery pipeline is arranged between the photovoltaic components on the color steel tile roof and the color steel tile roof, and the medium delivery pipeline and the medium source form a closed loop.

6. The snow removal and freezing rain prevention device for the distributed photovoltaic power station on the color steel tile roof according to claim 5 is characterized in that: The heat medium includes hot air, hot steam or hot water.

7. The snow removal and freezing rain prevention device for the distributed photovoltaic power station on the color steel tile roof according to claim 1 is characterized in that: The medium conveying pipeline is installed on the colored steel tile corrugations of the colored steel tile roof through a clamp.

8. The snow removal and freezing rain prevention device for the distributed photovoltaic power station on the color steel tile roof according to claim 7 is characterized in that: The clamp includes a support frame, a first connecting member, a second connecting member, and a fastener, wherein the medium delivery pipeline is fixed to the top of the support frame, the first connecting member is supported at the bottom of the support frame and is fixedly connected to the support frame, the second connecting member and the first connecting member jointly clamp the color steel tile corrugation, and the fastener is simultaneously passed through the first connecting member and the second connecting member to fasten the first connecting member and the second connecting member together.

9. The snow removal and freezing rain prevention device for the distributed photovoltaic power station on the color steel tile roof according to claim 8 is characterized in that: The sides of the first connecting member and the second connecting member facing each other are both provided with anti-slip structures, and the side of the first connecting member facing the supporting frame is also provided with an anti-slip structure.

10. The snow removal and freezing rain prevention device for the distributed photovoltaic power station on the color steel tile roof according to claim 8 is characterized in that: The first connecting member is provided with a protrusion, and the second connecting member is provided with a slot matched with the protrusion, and the shapes of the protrusion and the slot are adapted to each other.

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