CN213306498U

CN213306498U - Venlo glass greenhouse

Info

Publication number: CN213306498U
Application number: CN202021492289.0U
Authority: CN
Inventors: 余毅; 刘丽
Original assignee: BEIJING YUANXIANJI FOOD SCIENCE & TECHNOLOGY CO LTD
Current assignee: BEIJING YUANXIANJI FOOD SCIENCE & TECHNOLOGY CO LTD
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-06-01
Anticipated expiration: 2030-07-24

Abstract

The utility model provides a wenluo formula glass greenhouse relates to planting equipment technical field, has solved the technical problem that the greenhouse is with municipal administration electricity is with high costs. The Venlo-type glass greenhouse comprises a main body frame, a W-shaped shed roof frame arranged at the top of the main body frame, glass side walls arranged on the side faces of the main body frame, a W-shaped glass shed roof arranged on the W-shaped shed roof frame, a photovoltaic power generation system arranged on the sunny side of the W-shaped shed roof frame and located above the glass shed roof, a power generation auxiliary system arranged beside the main body frame and electrically connected with the photovoltaic power generation system, and an automatic spraying and cleaning system arranged on the W-shaped shed roof frame and facing the photovoltaic power generation system. The utility model discloses a lay solar photovoltaic power generation system on the part on glass roof or whole sunny side, realized on the same piece of soil that electricity generation and planting go on simultaneously, practiced thrift the land resource, reduced the planting cost, solved the contradiction that photovoltaic power generation and planting were contended for the land at to a great extent.

Description

Venlo glass greenhouse

Technical Field

The utility model belongs to the technical field of planting equipment technique and specifically relates to a dispose planting greenhouse that intelligence chased after a day photovoltaic power generation system.

Background

Greenhouse (greenhouse), also known as hothouse. Can transmit light, keep warm (or heat), and is used for cultivating plants. In seasons unsuitable for plant growth, the method can provide the growth period of the greenhouse and increase the yield, and is mainly used for cultivating or raising seedlings of plants like warm vegetables, flowers and trees in low-temperature seasons. The types of greenhouses are various, and the greenhouses can be divided into a great variety according to different roof truss materials, lighting materials, shapes, heating conditions and the like, such as glass greenhouses and plastic greenhouses; single-span greenhouses and multi-span greenhouses; single-roof greenhouses, double-roof greenhouses; a warm greenhouse, a non-warm greenhouse, etc. The greenhouse structure should be sealed and insulated, but should be convenient for ventilation and cooling. The modern greenhouse is provided with equipment for controlling conditions such as temperature, humidity, illumination and the like, and the computer is used for automatically controlling and creating the optimal environmental conditions required by plants.

The applicant has found that the prior art has at least the following technical problems:

the electric power of each electric equipment in the Venlo glass greenhouse in the prior art is derived from municipal electricity, and power supply lines need to be built or laid, while the planting greenhouse is generally arranged in a wide and unmanned place outside a residential area, and is often connected with other planting places, so that the laying of the lines is limited, and the greenhouse planting cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dispose intelligence and follow spot photovoltaic power generation system's wenluo formula glass greenhouse to solve the technical problem that the greenhouse that exists among the prior art is with municipal electricity with high costs.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a pair of formula glass greenhouse is loded to literary composition, be in including main body frame, setting the W shape shed roof frame at main body frame top, install the glass side wall of main body frame side, install W shape glass shed roof on the W shape shed roof frame, install just be located on the sunny side of W shape shed roof frame photovoltaic power generation system, setting above the glass shed roof are in the main body frame side with photovoltaic power generation system electric connection's electricity generation auxiliary system and setting are in just orientation on the W shape shed roof frame photovoltaic power generation system's automatic spray cleaning system.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

As a further improvement of the utility model, the photovoltaic power generation system comprises a crystalline silicon solar cell module and a sun tracking photovoltaic support, and the crystalline silicon solar cell module is connected with the W-shaped shed top frame through the sun tracking photovoltaic support; the power generation auxiliary system comprises a line concentration box, an inverter and a grid-connected power distribution device which are electrically connected in sequence, wherein the line concentration box is electrically connected with the crystalline silicon solar cell module, and the grid-connected power distribution device is electrically connected with each electric device.

As a further improvement of the utility model, the crystalline silicon solar cell module is of a double-sided double-glass structure.

As a further improvement of the utility model, the photovoltaic power generation system is still including setting up the ability of crystalline silicon solar module below can arrive light reflection the reflector panel at the crystalline silicon solar module back.

As the utility model discloses a further improvement is located on pursuit day photovoltaic support crystalline silicon solar cell module sets up in groups, and is adjacent two sets of have the interval between the crystalline silicon solar cell module, reflector panel area and every group crystalline silicon solar cell module area equals.

As a further improvement of the utility model, the sun tracking photovoltaic support is flat unipolar sun tracking type.

As a further improvement of the utility model, still include rainwater collection system, the automatic spray cleaning system includes the edge the slot part of W shape shed roof frame extends to set up and is located the raceway of crystalline silicon solar module low side, edge a plurality of shower nozzles that raceway length direction interval set up, rainwater collection system with the raceway passes through water pump connection.

As a further improvement, the sun-tracking photovoltaic support comprises an upright support column and an upper frame, the upright support column is fixedly connected with or integrally arranged with the main body frame.

As a further improvement, the Venlo glass greenhouse is still including setting up the inside liquid manure irrigation system of main body frame, liquid manure irrigation system with electricity generation auxiliary system electric connection.

As a further improvement, the liquid manure irrigation system comprises a low-pressure direct-current water pump, the low-pressure direct-current water pump pass through the cable with the line concentration case is connected.

The Venlo glass greenhouse provided by the utility model has the advantages that the solar photovoltaic power generation system is laid on part or all of the sunny side of the glass roof, so that the greenhouse not only has the power generation capacity and can more fully utilize solar energy, but also can provide a proper growing environment for some crops; the power generation and the planting are simultaneously carried out on the same land, so that the land resource is saved, and the contradiction of the land contention between the photovoltaic power generation and the planting industry is solved to a great extent; can prevent wind and reduce evaporation; the multifunctional wind-proof rain-proof snow-proof rain-; the greenhouse planting cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a system architecture diagram of the photovoltaic power generation section of the Venlo glass greenhouse of the present invention;

FIG. 2 is a schematic structural view of an embodiment of the Venlo glass greenhouse of the present invention;

fig. 3 is a partially enlarged view a of fig. 2.

FIG. 1, a main body frame; 2. a glass shed roof; 3. a photovoltaic power generation system; 31. a solar cell module; 32. sun tracking photovoltaic supports; 321. a vertical support column; 322. and a top frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 2, the utility model provides a wenluo formula glass greenhouse, including main body frame 1, the W shape shed roof frame of setting at main body frame 1 top, install the glass side wall (not shown in the drawing) to the side of main body frame 1, install W shape glass shed roof 2 on W shape shed roof frame, install on the sunny side of W shape shed roof frame and be located the photovoltaic power generation system 3 of glass shed roof 2 top, set up the electricity generation auxiliary system of 1 side of main body frame and 3 electric connection of photovoltaic power generation system, and set up on W shape shed roof frame and towards the automatic spraying cleaning system of photovoltaic power generation system. The main frame 1 is not fully shown in fig. 2, the front and rear side walls are not shown, the left and right side walls are only schematic, and the top structure of the greenhouse is mainly conceived.

It should be noted that the main frame 1 mainly comprises upright columns and cross beams made of section steel or angle steel, a rectangular greenhouse main body is formed by the upright columns and the cross beams, and the W-shaped roof frame also comprises the upright columns and the cross beams of the section steel or the angle steel to form a continuous W-shaped undulating structure; the glass is attached to the ceiling frame, so that a transparent greenhouse roof is formed, and sunlight can conveniently shine into the greenhouse roof; wherein, one surface of the W-shaped glass shed roof 2 is a sunny side, and the other surface is a sunny side; the utility model discloses in, photovoltaic power generation system 3 places on the sunny side of glass shed roof 2 to shelter from the sunny side of glass shed roof 2 is whole or part, and the inside direct projection owing to reduce sunshine of greenhouse that is provided with photovoltaic power generation system 3 is fit for planting not happy plant or vegetables.

As shown in fig. 1, the photovoltaic power generation system 3 includes a crystalline silicon solar cell module 31 and a sun tracking photovoltaic support 32, and the crystalline silicon solar cell module 31 is connected with the W-shaped shed roof frame through the sun tracking photovoltaic support 32; the power generation auxiliary system comprises a line concentration box, an inverter and a grid-connected power distribution device which are electrically connected in sequence, wherein the line concentration box is electrically connected with the crystalline silicon solar cell module 31, and the grid-connected power distribution device is electrically connected with each electric device. Of course, the power generation auxiliary system still includes cubical switchboard, communication system, power cable, cable testing bridge, data acquisition system, monitoring display system etc. it is required to explain here, the utility model provides a photovoltaic power generation system 3 and power generation auxiliary system all can adopt ripe technical structure among the prior art to realize. Specifically, a novel 'exaggeration father sun tracking' system is adopted, the deflection angle of the photovoltaic module is automatically tracked and adjusted along with the change of the sunlight incident angle, the periodic cycle is recovered, and the effective power generation time is increased.

The generated energy from the solar cell array is collected by the line concentration box, rectified by the inverter and distributed to various electric loads in the greenhouse by the grid-connected power distribution device. When the electric quantity is surplus, the electric quantity is sold to a large power grid. At each step in the overall process, sensors are used for data acquisition and monitoring.

Further, the crystalline silicon solar cell module 31 has a double-sided double-glass structure.

In order to further improve the light utilization efficiency and increase the power generation amount, the photovoltaic power generation system 3 further includes a reflector (not shown in the drawings) disposed below the crystalline silicon solar cell module 31 and capable of reflecting light to the back of the crystalline silicon solar cell module 31. A reflector is added on the bracket to convert the reflected light and the scattered light into electric energy, so that the generating efficiency is improved by about 12%.

The crystalline silicon solar cell modules 31 on the sun tracking photovoltaic support 32 are arranged in groups, an interval is reserved between every two adjacent groups of crystalline silicon solar cell modules 31, and the area of the reflector is equal to that of each group of crystalline silicon solar cell modules 31.

It should be noted that in one embodiment of the present invention, the sun tracking photovoltaic support 32 is of a flat single axis sun tracking type. And the sun tracking photovoltaic support 32 for single axis sun tracking is also implemented using products known in the art.

Still include rainwater collection system, automatic spray cleaning system includes that the slot part along W shape shed roof frame extends the raceway that sets up and be located 31 low sides of crystalline silicon solar module, a plurality of shower nozzles along raceway length direction interval setting, and rainwater collection system passes through the water pump with the raceway and is connected. Rainwater collected by the rainwater collection system is pumped into the water delivery pipe through the water pump and then sprayed to the surface of the crystalline silicon solar cell module 31 through the spray head for cleaning. The cleaned water flows down under gravity and onto the glass roof 2 and finally onto the ground. The dust on the photovoltaic module is removed in time through the automatic spraying and cleaning system, and the danger and the cost of operation and maintenance are reduced. Utilize the rainwater of collecting to wash the photovoltaic board, the using water wisely reduces the danger and the cost of high altitude maintenance simultaneously.

As shown in fig. 3, the sun tracking photovoltaic support 32 includes a vertical support column 321 and a top frame 322, the vertical support column 321 is fixedly connected with or integrally arranged with the vertical column of the main body frame 1, and the photovoltaic support is organically combined with the vertical column of the greenhouse, so that the photovoltaic floor area and the base material are saved.

The Venlo glass greenhouse also comprises a water and fertilizer irrigation system arranged inside the main body frame 1, and the water and fertilizer irrigation system is electrically connected with the power generation auxiliary system. The 'water and fertilizer irrigation' time arrangement is matched with the peak time of photovoltaic power generation as much as possible, the 'instant use' efficiency is improved, and the ultra-short distance consumption of 'power generation on the roof and power consumption under the roof' is realized;

further, liquid manure irrigation system includes low pressure direct current water pump, and low pressure direct current water pump passes through the cable and is connected with the line concentration case. By adopting the low-voltage direct-current water pump, the self-consumption loss in the inversion and voltage boosting and reducing processes is avoided.

Example 1:

as shown in FIG. 2, the utility model discloses a local photovoltaic power generation system that sets up in glass greenhouse top, for not influencing the growth of greenhouse interior plant, photovoltaic power generation district designs into two blocks of east, west, and its length and width is 24 meters and 12 meters respectively. Each block had an area of 288 square meters, and the sum of the two blocks was 576 square meters. The actual positions of the two blocks can be optimally adjusted according to the bearing capacity and the functional arrangement of the greenhouse structure in the actual construction process.

In order to meet the requirements of the photovoltaic module on the weight, wind load and snow load of the greenhouse structure, the greenhouse upright posts and the steel structure are reinforced, and the safe operation of each device under the extreme weather condition is ensured. The photovoltaic modules are arranged in the direction of longitudinal axis in the north-south direction, so that an automatic illumination tracking system can be conveniently installed, and the photovoltaic modules are in the same direction with the main wind direction in winter (northwest wind), and the wind resistance of the photovoltaic panel is reduced.

Most of the generated energy of the photovoltaic system is used for an irrigation system and a robot charging system of the greenhouse, and is consumed on the spot. And residual electricity is connected to the Internet through a transformer and converged into a large power grid.

The generated energy on the greenhouse roof is connected to a 400V grid-connected power distribution device below the greenhouse roof nearby through an inverter.

110 crystalline silicon solar cell modules 31 are installed on the roof of the glass greenhouse, each branch is formed by connecting 11 390Wp solar cell modules in series, and the total installed capacity is 42.9 kWp. In addition, the 390Wp solar cell module adopted in the embodiment is of a double-sided double-glass structure, so that not only can energy be absorbed from the front side of the module, but also reflected light and scattered light can be absorbed from the back side of the module, and the module has more excellent reliability and low irradiation performance.

In this embodiment, the adopted solar tracking photovoltaic support 32 has the following characteristics: 1) high precision: the tracking system adopts a high-precision astronomical algorithm to calculate the sun angle, and is combined with a high-performance microcontroller (DSP kernel), so that the system is accurate and reliable in calculation position, can adapt to various operating environments, and is not interfered by rainy days. 2) Intelligent feedback: an international first-line brand tilt angle sensor is selected, the tracking angle of the support is fed back in a closed-loop mode in real time, full-automatic tracking is achieved, and manual intervention is not needed. 3) High power generation capacity: the back tracking algorithm further improves the power generation efficiency, ensures that the battery panel always works in a shadow-free state, improves the power generation capacity of the battery panel and prolongs the service life of the battery panel. 4) Manual control mode: the scene has manual control mode, can adjust the tracking angle by hand, and the tracker panel reserves the pilot lamp that instructs the power station operation, stops, returns the state night simultaneously. 5) High reliability: the system is designed with a multipath communication and input/output isolation power supply, can freely correspond to a photovoltaic area with serious electromagnetic interference, and can ensure the high-reliability operation of the system through the excellent electromagnetic compatibility design. 6) Intelligent wind resistance: the system is automatically laid to the initial position at night, and meanwhile, the system is provided with a wind load protection interface, supports an external wind speed sensor and can be controlled to enter the mechanical maximum wind resistance state at any time. 7) Power-off memory: a standby battery is arranged in the system, so that the system can be ensured to have no loss of power failure data, and automatically enters an operating state after being started. 8) The weather resistance is strong: the system adopts an industrial-grade chip and an aerospace-grade clock source, ensures that the equipment can safely and stably operate within the range of-40 to +70 ℃, and has no accumulated error. 9) Intelligent communication: the system is provided with an RS485-MODBUS standard communication interface, can read real-time data of equipment through software, and feeds back the following information in real time: sun angle, dip angle, operating conditions, etc.; fault alarms such as an actuating mechanism, an inclination angle, limiting, communication and the like; remote start, stop, reset, manual, wind, snow, rain, etc.

It should be noted that "inward" is a direction toward the center of the accommodating space, and "outward" is a direction away from the center of the accommodating space.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in fig. 1, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The Wenlow glass greenhouse is characterized by comprising a main body frame, a W-shaped shed roof frame arranged at the top of the main body frame, glass side walls arranged on the side faces of the main body frame, a W-shaped glass shed roof arranged on the W-shaped shed roof frame, a photovoltaic power generation system arranged above the glass shed roof, a power generation auxiliary system arranged beside the main body frame and electrically connected with the photovoltaic power generation system, and an automatic spray cleaning system arranged on the W-shaped shed roof frame and facing the photovoltaic power generation system.

2. The Venlo glasshouse of claim 1, wherein the photovoltaic power generation system comprises a crystalline silicon solar cell module and a sun tracking photovoltaic support, the crystalline silicon solar cell module being connected to the W-shaped roof frame by the sun tracking photovoltaic support; the power generation auxiliary system comprises a line concentration box, an inverter and a grid-connected power distribution device which are electrically connected in sequence, wherein the line concentration box is electrically connected with the crystalline silicon solar cell module, and the grid-connected power distribution device is electrically connected with each electric device.

3. The venlo glass greenhouse of claim 2, wherein the crystalline silicon solar cell assembly is a double-sided double glass structure.

4. The Venlo glasshouse of claim 3, wherein the photovoltaic power generation system further comprises a reflector positioned below the crystalline silicon solar cell modules to reflect light to the back of the crystalline silicon solar cell modules.

5. The Venlo glasshouse of claim 4, wherein the crystalline silicon solar cell modules on the sun tracking photovoltaic support are arranged in groups with a space between two adjacent groups of the crystalline silicon solar cell modules, and the area of the reflector is equal to the area of each group of the crystalline silicon solar cell modules.

6. The Venlo glass greenhouse of claim 2, wherein the sun tracking photovoltaic rack is of the flat single axis sun tracking type.

7. The Venlo glass greenhouse of claim 2, further comprising a rainwater collection system, wherein the automatic spray cleaning system comprises a water pipe extending along the groove of the W-shaped shed roof frame and located at the lower end of the crystalline silicon solar cell module, and a plurality of spray heads arranged at intervals along the length direction of the water pipe, and the rainwater collection system is connected with the water pipe through a water pump.

8. The Venlo glasshouse of claim 2, wherein the sun tracking photovoltaic support comprises vertical support columns and a roof support, the vertical support columns being fixedly connected to or integrally provided with the vertical posts in the main body frame.

9. The venlo glasshouse of claim 2, further comprising a water and fertilizer irrigation system disposed inside the main body frame, the water and fertilizer irrigation system being electrically connected to the power generation auxiliary system.

10. The Venlo glasshouse of claim 9, wherein the water and manure irrigation system comprises a low pressure DC water pump connected to the hub box by a cable.