Heat-collecting cavity and temperature-regulating and moisture-preserving greenhouse

Abstract

The utility model provides a heat collecting cavity and a temperature adjusting and moisturizing greenhouse, and relates to the technical field of greenhouses, the heat collecting cavity comprises a cavity body, the cavity body is obliquely arranged in the upper space of the greenhouse, the cavity body is a closed cavity, and heat collecting holes are evenly distributed in the upper surface of the cavity body; the end of the cavity body is provided with a second water supply pipe and a second water return pipe, the second water supply pipe and the second water return pipe are communicated with a temperature adjusting water wall, and the heat collection cavity collects heat in the upper space of the greenhouse and stores the heat in the temperature adjusting water wall. The greenhouse has the advantages that the temperature and humidity in the greenhouse are regulated and controlled at the same time, multiple heat storage modes are achieved, and when the temperature in the greenhouse is low, the temperature in the greenhouse is increased, and energy consumption is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of greenhouses, and in particular to a heat collection cavity and a temperature regulating and moisturizing greenhouse. Background Art

[0002] Greenhouses are generally composed of enclosing walls on both sides, a rear wall at the back, a supporting frame and covering materials covering the supporting frame. They are important agricultural facilities in the northern region. The covering materials covering the supporting frame are often made of transparent plastic film, which mainly provides a suitable temperature and humidity environment for crops in the autumn and winter seasons, increases the yield of crops, and enables the northern region to obtain fresh fruits and vegetables in the autumn and winter seasons.

[0003] At night or in severe cold weather, when the temperature in the greenhouse is low, heating furnaces or electric heating are often used to increase the temperature inside the greenhouse; when the temperature in the greenhouse is high during the day, in order to prevent crops from wilting and drying up, the greenhouse is often ventilated and cooled. Ventilation and cooling during the day causes the heat collected in the greenhouse to be dissipated, and heating equipment is used to heat the greenhouse at night or in severe cold weather, which consumes a lot of energy. Therefore, there is an urgent need for a heat collection cavity that can simultaneously adjust the temperature and humidity in the greenhouse, and a temperature-regulating and moisturizing greenhouse with multiple heat storage modes and energy-saving functions when the temperature in the greenhouse is low. This is a technical problem that technicians in this field need to solve urgently. Utility Model Content

[0004] The utility model aims to provide a heat collection cavity and a temperature regulating and moisturizing greenhouse.

[0005] The embodiment of the utility model is achieved as follows:

[0006] The utility model provides a heat collection cavity, comprising: a cavity body, which is inclinedly arranged in the upper space of a greenhouse, and is arranged as a closed cavity, and the upper surface of the cavity body is evenly distributed with heat collection holes; a second water supply pipe and a second water return pipe are arranged at the end of the cavity body, and the second water supply pipe and the second water return pipe are respectively connected to a temperature regulating water wall, and the heat collection cavity collects heat from the upper space of the greenhouse and stores it in the temperature regulating water wall.

[0007] In a preferred specific implementation manner of the utility model, the heat collecting hole is arranged to be gradually reduced in distance from the second water return pipe from near to far.

[0008] In a preferred specific embodiment of the utility model, the cavity body includes a first cavity body and a second cavity body; the first cavity body is set as a straight strip cavity, the second cavity body is set as an arc strip cavity, and the first cavity body and the second cavity body are in relative positions.

[0009] In a preferred specific implementation manner of the utility model, the cavity body is supported on an arc-shaped support, and the arc-shaped support is fixed on a support rod; the arc-shaped support fits the lower surface of the cavity body, the tail end of the arc-shaped support has an arc-shaped bend, and the cavity body is clamped on the arc-shaped bend.

[0010] In a preferred specific implementation manner of the utility model, an air suction pipe is arranged on the end surface of the cavity body, and the air suction pipe is connected to an air suction pump arranged inside the greenhouse; the air suction pump discharges the hot air or mist in the cavity body to the inside of the greenhouse.

[0011] A temperature-regulating and moisture-retaining greenhouse comprises the above-mentioned heat-collecting cavity.

[0012] A preferred specific implementation manner of the utility model further comprises a temperature-adjusting water wall, wherein the temperature-adjusting water wall is arranged in parallel with the rear wall arranged at the back or the temperature-adjusting water wall serves as the rear wall arranged at the back.

[0013] In a preferred specific implementation manner of the utility model, the temperature-control water wall comprises a plurality of groups of adjacently arranged temperature-control water wall units; an air pipe is arranged inside the temperature-control water wall unit, and the air pipe is connected to an air suction pump arranged in the upper space of the greenhouse, and the air suction pump introduces the hot air in the upper space of the greenhouse into the temperature-control water wall unit.

[0014] A preferred specific embodiment of the utility model also includes a heat collecting plate, which is arranged at the front end of the temperature regulating water wall, and heat collecting water flows in the heat collecting plate. The heat collected by the heat collecting plate is stored in the heat collecting water flowing through the heat collecting plate; the heat collecting plate is connected to the temperature regulating water wall through a circulating water pump, and the heat collecting water in the heat collecting plate is introduced into the temperature regulating water wall.

[0015] In a preferred specific implementation manner of the utility model, the heat collecting plate comprises a plurality of adjacently arranged heat collecting plate units; a third water return pipe and a third water outlet pipe are provided on the heat collecting plate unit, the third water return pipe is connected to the water supply pipe of the temperature regulating water wall; the third water outlet pipe is connected to the water outlet pipe of the temperature regulating water wall.

[0016] The beneficial effects of the utility model are:

[0017] 1. The cavity body is arranged obliquely in the upper space of the greenhouse, the cavity body is arranged as a closed cavity, and the upper surface of the cavity body is uniformly distributed with heat collecting holes; the end of the cavity body is provided with a second water supply pipe and a second water return pipe, the second water supply pipe and the second water return pipe are respectively connected with the temperature regulating water wall, the heat collecting cavity collects the heat of the upper space of the greenhouse and stores it in the temperature regulating water wall, the heat collecting cavity is also provided with an air suction pipe, the air suction pipe is connected with the air pump arranged inside the greenhouse, the air suction pump is arranged in the lower space of the greenhouse or on the ground of the greenhouse, the air suction pump discharges the hot air or mist in the heat collecting cavity to the inside of the greenhouse, increases the temperature of the lower space of the greenhouse, and increases the humidity in the greenhouse, the heat collecting cavity has the advantage of simultaneously regulating the temperature and humidity in the greenhouse;

[0018] 2. A heat collecting plate is arranged at the front end of the temperature regulating water wall, and heat collecting water flows in the heat collecting plate. The heat collected by the heat collecting plate is stored in the heat collecting water flowing in the heat collecting plate. The heat collecting plate is connected with the temperature regulating water wall through a circulating water pump, and the heat collecting water in the heat collecting plate is introduced into the temperature regulating water wall. The temperature regulating and moisturizing greenhouse of the present application has a variety of heat storage modes. When the temperature in the greenhouse is high during the day, the heat absorption efficiency of the temperature regulating and moisturizing greenhouse is higher and the cooling effect is better. There is no need for ventilation and heat dissipation, and the heat in the greenhouse is not wasted. At night or in cold weather when the temperature in the greenhouse is low, the heat collecting water flow rate stored in the various heat storage modules in the greenhouse is large and the heat released is large, which saves energy when heating equipment or electric heating is used to increase the temperature in the greenhouse. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 This is a schematic diagram of the overall structure of a heat collection cavity and a temperature regulating and moisturizing greenhouse of the utility model;

[0021] Figure 2 It is a schematic diagram of the internal structure of a heat collection cavity and a temperature regulating and moisturizing greenhouse of the utility model;

[0022] Figure 3 It is a schematic diagram of a heat collection cavity connection structure of a heat collection cavity and a temperature regulating and moisturizing greenhouse of the utility model;

[0023] Figure 4It is a partially enlarged schematic diagram of a heat collection cavity and a temperature regulating and moisturizing greenhouse and a connection structure of the heat collection cavity of the utility model;

[0024] Figure 5 It is a partially enlarged schematic diagram of a heat collection cavity and a temperature regulating and moisturizing greenhouse of the utility model;

[0025] Figure 6 It is a partially enlarged schematic diagram of one side of the second water return pipe of a heat collection cavity and a temperature regulating and moisturizing greenhouse of the utility model;

[0026] Figure 7 It is a partially enlarged schematic diagram of one side of the second water supply pipe of a heat collection cavity and a temperature regulating and moisturizing greenhouse of the utility model;

[0027] Figure 8 It is a schematic diagram of an arc-shaped support of a heat collection cavity and a temperature-regulating and moisturizing greenhouse of the utility model;

[0028] Fig. 9 It is a schematic diagram of the overall circulation of a heat collection cavity and a temperature-adjusting and moisturizing greenhouse, a heat collection cavity, a heat collection plate and a temperature-adjusting water wall of the utility model;

[0029] Fig.10 This is a schematic diagram of the temperature-adjusting water wall structure of a heat-collecting cavity and a temperature-adjusting and moisture-keeping greenhouse of the utility model;

[0030] Fig.11 It is a schematic diagram of a temperature-adjusting water wall unit of a heat-collecting cavity and a temperature-adjusting and moisture-keeping greenhouse of the utility model;

[0031] Fig.12 The utility model is a schematic diagram of an air pipe of a heat collection cavity and a temperature regulating and moisturizing greenhouse.

[0032] Figure Number:

[0033] 1. Support frame; 2. Temperature-adjusting water wall; 2-1. Temperature-adjusting water wall unit; 2-2. First water return pipe; 2-3. Air outlet; 2-4. Hanging ear; 3. Heat collection cavity; 3-1. First cavity body; 3-2. Second cavity body; 3-3. Heat collection hole; 4. Arc support; 4-1. First arc rod; 4-2. Second arc rod; 5. Second water supply pipe; 6. Heat collection plate; 7. Air intake pipe; 8. Air pipe; 9. Second water return pipe; 10. Valve. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0035] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0036] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0037] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model 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 utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0038] In addition, the terms "horizontal", "vertical" and the like do not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0039] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0040] The present application provides a heat collection cavity and a temperature-regulating and moisture-retaining greenhouse to solve the technical problems that the existing greenhouses are inconvenient for simultaneously regulating the temperature and humidity inside the greenhouses, the heat storage mode is single, and when the temperature inside the greenhouse is low, it consumes a lot of energy to increase the temperature inside the greenhouse; for this purpose, the present application provides the following specific embodiments.

[0041] Example 1

[0042] This embodiment provides a heat collection cavity, referring to Figures 1 to 12 , including a cavity body, the heat collection cavity is configured to have a plurality of cavity bodies, the cavity body is inclinedly arranged in the upper space of the greenhouse, referring to Figure 2 The cavity body is connected with the temperature regulating water wall 2, and heat-collecting water circulates between the cavity body and the temperature regulating water wall 2. The cavity body absorbs the heat of the upper space of the greenhouse and stores it in the heat-collecting water. When the temperature in the greenhouse is high during the day, the cavity body absorbs the hot air in the upper space of the greenhouse, allowing the cold air in the lower space of the greenhouse to circulate upward, thereby reducing the temperature in the greenhouse; at night or in cold weather when the temperature in the greenhouse is low, the heat-collecting water in the cavity body and the temperature regulating water wall 2 releases heat to assist in raising the temperature in the greenhouse. When the temperature in the greenhouse is low, raising the temperature in the greenhouse saves energy.

[0043] The cavity body is configured as a closed cavity, with a second water supply pipe 5 and a second return pipe 9 respectively provided at both ends thereof. The cavity body is connected to the temperature regulating water wall 2 through the second water supply pipe 5 and the second return pipe 9, and the heat collecting water is circulated between the temperature regulating water wall 2 and the cavity body through a circulating water pump; the upper surface of the cavity body is evenly distributed with heat collecting holes 3-3, and the hot air in the upper space of the greenhouse is conducted to the heat collecting water through the heat collecting holes 3-3 and the thin-wall structure of the cavity body, thereby improving the heat exchange rate, increasing the heat collection efficiency, and making the temperature regulating effect more obvious.

[0044] Specifically, a polyethylene tube is longitudinally arranged in the internal space of the cavity body, and the two ends of the polyethylene tube are respectively connected to the second water supply pipe 5 and the second return pipe 9, and a plurality of micro sprinklers are evenly distributed on the polyethylene tube, and the micro sprinklers are connected to the polyethylene tube; the micro sprinklers spray the heat-collecting water of the second water supply pipe 5 in a mist form, which can more effectively collect the heat in the upper space of the greenhouse, and the mist heat-collecting water sprayed by the micro sprinklers flows back to the temperature regulating water wall 2 through the second return pipe 9, and the heat-collecting water is sprayed in a mist form from the micro sprinklers, collects the heat in the upper space of the greenhouse and flows to the heat-collecting cavity 3, thereby reducing the heat of the heat-collecting cavity 3, promoting the air circulation between the heat-collecting cavity 3 and the upper space of the greenhouse, and collecting the temperature of the internal space of the greenhouse and storing it in the heat-collecting water.

[0045] The heat collecting cavity 3 includes a plurality of cavity bodies arranged relatively to each other. Figure 3The cavity body is set to be a thin-walled closed cavity, the cavity body is set to be a material with high thermal conductivity such as stainless steel or hard plastic, the surface of the cavity body is set to be black, the cavity body is placed in the upper space of the greenhouse, and the cavity body also absorbs the heat inside the greenhouse. The heat-collecting water sprayed from the micro-sprinkler falls on the cavity body and flows to the second return water pipe 9, and continues to absorb the heat of the heat-collecting cavity, and finally flows back to the temperature-regulating water wall 2 along the second return water pipe 9.

[0046] The end surface of the cavity body is provided with an air intake pipe 7, and the air intake pipe 7 is provided on one side end surface of the second water supply pipe 5. Figure 3 , Figure 4 and Figure 7 The suction pipe 7 is connected to the vacuum pump arranged inside the greenhouse. The vacuum pump is arranged in the lower space of the greenhouse or the vacuum pump is arranged on the ground. The vacuum pump discharges the hot air or mist in the cavity body to the inside of the greenhouse, thereby increasing the temperature of the lower space of the greenhouse and the humidity of the lower space of the greenhouse, which is beneficial to the growth of crops planted in the greenhouse.

[0047] Specifically, a valve 10 is provided on the second water supply pipe 5, and the opening or closing of the valve 10 is adjusted so that the cavity body is set to a water state or a water-free state; when the temperature of the lower space of the greenhouse is low in the morning, the valve 10 is closed, and the heat collecting cavity 3 is set to a water-free state. The air intake pipe 7 is connected to the vacuum pump, and the vacuum pump is arranged in the lower space of the greenhouse or the vacuum pump is placed on the ground to draw the hot air in the upper space of the greenhouse to the lower space of the greenhouse, thereby increasing the surface temperature of the crops planted in the greenhouse, which is beneficial to the growth of the crops planted in the greenhouse.

[0048] When the temperature in the greenhouse is high during the day, open the valve 10, the heat collecting cavity 3 is set to a water state, and the second water supply pipe 5 introduces the heat collecting water into the micro sprinkler through the longitudinally arranged polyethylene tube, and the heat collecting water is sprayed out in the form of mist through the micro sprinkler. The heat collecting water sprayed in the form of mist can effectively collect the heat in the upper space of the greenhouse, thereby promoting the air circulation in the internal space of the greenhouse and reducing the temperature in the greenhouse; and store the heat in the upper space of the greenhouse in the heat collecting water, and the heat collecting water flows back to the temperature regulating water wall 2 through the second return water pipe 9, thereby storing the heat in the upper space of the greenhouse in the temperature regulating water wall 2.

[0049] A second water supply pipe 5 and a second water return pipe 9 are provided at the end of the cavity body. The second water return pipe 9 is arranged below the heat collecting cavity 3 to facilitate the recycling of heat collecting water. The second water supply pipe 5 and the second water return pipe 9 are respectively connected to the temperature regulating water wall 2. The heat collecting cavity 3 collects heat from the upper space of the greenhouse and stores it in the temperature regulating water wall 2. When the temperature in the greenhouse is high during the day, it absorbs heat from the internal space of the greenhouse and stores it in the heat collecting cavity 3 and the temperature regulating water wall 2.

[0050] The cavity body is supported on an arc support 4, which is fixed on a support rod, which is fixed on the ground; the arc support 4 fits the lower surface of the cavity body, and the tail end of the arc support 4 has an arc bend, and the cavity body is clamped on the arc bend.

[0051] The cavity body includes a first cavity body 3-1 and a second cavity body 3-2; the first cavity body 3-1 is set as a straight strip cavity, and the first cavity body 3-1 is arranged in a strip shape in the upper space of the greenhouse; the second cavity body 3-2 is set as an arc-shaped strip cavity, and the second cavity body 3-2 is also arranged in a strip shape in the upper space of the greenhouse, and the first cavity body 3-1 and the second cavity body 3-2 are in a relative position, so as to place the heat collection cavity 3 in the top space of the greenhouse, so as to collect the heat at the top of the greenhouse into the heat collection cavity 3.

[0052] The arc support 4 includes a first arc rod 4-1 and a second arc rod 4-2. Figure 8 The first arc rod 4-1 fits with the bottom surface of the first cavity body 3-1, and the first arc rod 4-1 is threaded or welded to the support rod; the second arc rod 4-2 fits with the bottom surface of the second cavity body 3-2, and the second arc rod 4-2 is threaded or welded to the support rod, and the tail ends of the first arc rod 4-1 and the second arc rod 4-2 are both provided with arc bends, and the arc bends are adapted to the arc radius of the cavity body, and the first cavity body 3-1 and the second cavity body 3-2 are both clamped on the arc bends.

[0053] Example 2

[0054] This embodiment provides a temperature-adjusting and moisture-keeping greenhouse, including a heat collection cavity as described in Embodiment 1, referring to Figures 1 to 12 Also includes a temperature-adjusting water wall 2, the temperature-adjusting water wall 2 is arranged in parallel with the rear wall arranged on the back or the temperature-adjusting water wall 2 is used as the rear wall arranged on the back.

[0055] Specifically, the temperature-adjusting water wall 2 includes a plurality of groups of adjacently arranged temperature-adjusting water wall units 2-1. Fig.10The temperature-adjusting water wall unit 2-1 is configured as a thin-walled hollow tube made of polypropylene plastic; the top of the temperature-adjusting water wall 2 is provided with a hanging ear 2-4, the hanging ear 2-4 is hung on a hook, and the hook is provided on the support frame 1, referring to Figure 1 Compared with the prior art in which the heating water wall bag is folded in half and then clamped with a cross bar, the temperature regulating water wall of the present application is easy to install, convenient for the entry and exit of heat collection water, and convenient for forming a water flow circulation body with the heat collection plate 6 and the heat collection cavity 3 for heat exchange.

[0056] The temperature-adjusting water wall unit 2-1 includes a plurality of closely connected vertical columnar tubes, which are interconnected. A horizontal columnar tube is also provided at the bottom of the vertical columnar tube, which is connected to the plurality of vertical columnar tubes.

[0057] Preferably, the temperature-adjusting water wall unit 2-1 is provided with an air pipe 8, referring to Fig.11 and Fig.12 The air pipe 8 is connected to the air suction pump arranged in the upper space of the greenhouse. The air suction pump introduces the hot air in the upper space of the greenhouse into the temperature-adjusting water wall unit 2-1, heats the heat-collecting water in the temperature-adjusting water wall unit 2-1, promotes air circulation in the greenhouse, and reduces the temperature in the greenhouse.

[0058] Or, the air pipe 8 is connected with the air intake pipe 7 through a hose, the air intake pipe 7 is connected with the cavity body, an air suction pump is arranged on the air intake pipe 7, the air outlet end of the air suction pump is connected with the air pipe 8, the hot air in the cavity body is introduced into the air pipe 8 through the air suction pump, and discharged through the dense air outlet holes on the air pipe 8, so that the air is fully in contact with the heat-collecting water in the temperature-regulating water wall, and then discharged from the air outlet holes 2-3, thereby reducing the temperature of the upper space of the greenhouse, promoting air circulation in the greenhouse, and storing heat in the temperature-regulating water wall unit 2-1; when the temperature in the greenhouse is low at night or in cold weather, the heat-collecting water stored in the temperature-regulating water wall unit 2-1 releases heat to help increase the temperature in the greenhouse.

[0059] Specifically, the air pipe 8 includes a first section and a second section, the first section and the second section are arranged at a right angle, and the second section is densely covered with a plurality of air outlets, through which hot air from the external space is discharged into the temperature-adjusting water wall unit 2-1, and heats the heat-collecting water inside the temperature-adjusting water wall unit 2-1. The air inlet of the air pump is arranged in the upper space of the greenhouse, and the heat in the upper space of the greenhouse is transferred to the interior of the temperature-adjusting water wall unit 2-1 through the air pump.

[0060] A hose is provided above the first section, and the first section is connected to the air pump through the hose to introduce hot air from the upper space of the greenhouse into the temperature-adjusting water wall unit 2-1 to increase the water temperature inside the temperature-adjusting water wall unit 2-1.

[0061] An air outlet 2-3 is provided above the temperature-adjusting water wall unit 2-1, and the hot air discharged into the temperature-adjusting water wall unit 2-1 by the air pipe 8 is discharged from the air outlet 2-3.

[0062] The temperature-adjusting water wall unit 2-1 is also provided with a first water return pipe 2-2, which is connected to a first circulating water return pipe. The heat-collecting water in the temperature-adjusting water wall unit 2-1 circulates with the heat-collecting cavity 3 through the first circulating water return pipe.

[0063] It also includes a heat collecting plate 6, which is arranged at the front end of the temperature regulating water wall 2. Fig. 9 , heat collecting water flows in the heat collecting plate 6, and the heat collected by the heat collecting plate 6 is stored in the heat collecting water flowing in the heat collecting plate 6; the heat collecting plate 6 is connected with the temperature regulating water wall 2 through a circulating water pump, and the heat collecting water in the heat collecting plate 6 is introduced into the temperature regulating water wall 2, and has multiple heat storage modes. The water temperature in the heat storage module located in a higher space is higher, and the released heat is also more. When the temperature in the greenhouse is low, heating equipment or electric heating is used to increase the temperature in the greenhouse and save energy.

[0064] Specifically, the heat collecting plate 6 includes a plurality of adjacently arranged heat collecting plate units, the heat collecting plate units are configured as blow-molded extruded hollow plates with a plurality of strip holes, the blow-molded extruded hollow plates are evenly provided with a plurality of water collecting pipes, the water collecting pipes are filled with heat collecting water; the heat collecting plate units are configured to be overall black or other darker colors that are conducive to absorbing sunlight, thereby improving the efficiency of the heat collecting plate units in absorbing sunlight and improving the heat absorption effect of the heat collecting plate units; when the temperature in the greenhouse is high during the day, the heat collecting plate 6 collects heat in the greenhouse and stores the heat in the temperature regulating water wall 2; at night or when the temperature in the greenhouse is low in cold weather, the heat collecting water in the heat collecting plate 6 releases the heat to assist in raising the temperature in the greenhouse; the heat collecting water in the heat collecting plate circulates with the heat collecting water in the temperature regulating water wall, and a plurality of heat storage modes are combined to achieve a better heat storage effect; in cold weather, the heat collecting water in the heat collecting plate and the temperature regulating water wall can both release heat, thereby achieving a better effect on raising the temperature in the greenhouse.

[0065] Preferably, a solar glass cover or a PC solar panel or a film is provided on the surface of the solar collector panel unit, and a cavity is formed between the solar collector panel unit and the cover body, thereby making full use of sunlight and fully collecting the heat of sunlight to heat the solar collecting water in the solar collector panel unit and collect the heat in the greenhouse by heat conduction. When the temperature in the greenhouse is high, the solar collecting water in the internal space of the solar collector panel unit absorbs the heat in the internal space of the greenhouse to lower the temperature in the greenhouse; and stores the heat in the solar collecting water in the solar collector panel unit. When the temperature in the greenhouse is low at night or in severe cold weather, the solar collecting water in the solar collector panel unit releases heat to help increase the temperature in the greenhouse, promote the growth of crops, and save energy.

[0066] A third water return pipe and a third water outlet pipe are respectively arranged on the heat collecting panel unit, wherein the third water return pipe is arranged in the lower space of the heat collecting panel unit, and the third water return pipe is arranged as a water inlet pipe of the heat collecting panel, and the heat collecting water enters the heat collecting panel unit from the third water return pipe; the third water outlet pipe is arranged in the upper space of the heat collecting panel unit, and the heat collecting water flows from the lower space of the heat collecting panel unit to the upper space and passes through the heat collecting panel unit, and absorbs the heat of the heat collecting panel unit through heat conduction and stores it in the temperature regulating water wall.

[0067] The third water return pipe is connected to the first water outlet pipe, and the third water outlet pipe is connected to the first water return pipe, so that the heat collection water circulates between the heat collecting plate 6 and the temperature regulating water wall 2.

[0068] Preferably, the heat collection cavity 3 is connected with the heat collection plate 6, and the heat collection plate 6 is connected with the temperature regulating water wall 2, so as to further improve the heat storage performance of the greenhouse; at night or in cold weather, the heat collection water in the heat collection cavity 3, the heat collection plate 6 and the temperature regulating water wall 2 releases heat to help increase the temperature in the greenhouse and improve the energy-saving performance of the greenhouse.

[0069] An air heater is also provided in the temperature-controlled and moisturizing greenhouse. When the temperature in the greenhouse is low, the air heater is turned on to increase the temperature of the greenhouse. Since the heat collecting cavity 3, the heat collecting plate 6 and the temperature regulating water wall 2 are provided, the heat collecting water in the heat collecting cavity 3, the heat collecting plate 6 and the temperature regulating water wall 2 releases heat to assist in raising the temperature in the greenhouse, thereby saving energy consumption when using the air heater to increase the temperature of the greenhouse.

[0070] Preferably, a temperature control module is provided in the temperature-regulating and moisturizing greenhouse, and the temperature control module includes a temperature sensor and a control circuit. The control circuit is electrically connected to the temperature sensor, and the temperature sensor detects the temperature in the greenhouse in real time, and transmits the currently detected temperature value to the control circuit. The control circuit is electrically connected to the air heater and the vacuum pump, respectively, and a temperature threshold is provided on the control circuit. When the temperature in the greenhouse reaches the set temperature threshold, the vacuum pump automatically turns on, and automatically draws hot air from the upper space of the greenhouse into the heat collecting cavity, thereby promoting air circulation in the greenhouse, reducing the temperature in the greenhouse, and automatically increasing the humidity in the greenhouse; when the temperature in the greenhouse is lower than the set temperature threshold, the air heater automatically turns on, thereby achieving precise temperature control and moisturizing performance of the internal space of the greenhouse, and promoting the growth of crops.

[0071] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A solar collector cavity, characterized in that: include: A cavity body, the cavity body is arranged obliquely in the upper space of the greenhouse, the cavity body is arranged as a closed cavity, and the upper surface of the cavity body is uniformly distributed with heat collecting holes (3-3); A second water supply pipe (5) and a second water return pipe are provided at the end of the cavity body, and the second water supply pipe (5) and the second water return pipe are respectively connected to the temperature-adjusting water wall (2). The heat collection cavity (3) collects heat from the upper space of the greenhouse and stores it in the temperature-adjusting water wall (2).

2. A solar collector cavity according to claim 1, characterized in that: The heat collecting hole (3-3) is arranged so that the distance from the second water return pipe (9) gradually decreases from near to far.

3. The solar collector cavity according to claim 1, characterized in that: The cavity body comprises a first cavity body (3-1) and a second cavity body (3-2); The first cavity body (3-1) is configured as a linear strip-shaped cavity, and the second cavity body (3-2) is configured as an arc-shaped strip-shaped cavity. The first cavity body (3-1) and the second cavity body (3-2) are in relative positions.

4. A heat collection cavity according to claim 2, characterized in that: The cavity body is supported on an arc-shaped support (4), and the arc-shaped support (4) is fixed on a support rod; The arc-shaped support (4) is fitted with the lower surface of the cavity body, the tail end of the arc-shaped support (4) has an arc-shaped bend, and the cavity body is clamped on the arc-shaped bend.

5. The solar collector cavity according to claim 1, characterized in that: An air suction pipe (7) is arranged on the end surface of the cavity body, and the air suction pipe (7) is connected to an air pump arranged inside the greenhouse; The vacuum pump discharges the hot air or mist in the cavity body into the interior of the greenhouse.

6. A temperature-regulating and moisture-keeping greenhouse, characterized in that: A solar collecting cavity comprising any one of claims 1-5.

7. A temperature-regulating and moisture-keeping greenhouse according to claim 6, characterized in that: It also comprises a temperature-adjusting water wall (2), wherein the temperature-adjusting water wall (2) is arranged in parallel with a rear wall arranged at the back, or the temperature-adjusting water wall (2) serves as the rear wall arranged at the back.

8. A temperature-regulating and moisture-keeping greenhouse according to claim 7, characterized in that: The temperature-adjusting water wall (2) comprises a plurality of groups of temperature-adjusting water wall units (2-1) arranged adjacently; An air pipe (8) is arranged inside the temperature-adjusting water wall unit (2-1), and the air pipe (8) is connected to an air suction pump arranged in the upper space of the greenhouse, and the air suction pump guides the hot air in the upper space of the greenhouse into the temperature-adjusting water wall unit (2-1).

9. A temperature-regulating and moisture-keeping greenhouse according to claim 8, characterized in that: It also includes a heat collecting plate (6), the heat collecting plate (6) being arranged at the front end of the temperature regulating water wall (2), heat collecting water flowing in the heat collecting plate (6), and the heat collected by the heat collecting plate (6) being stored in the heat collecting water flowing in the heat collecting plate (6); The heat collecting plate (6) is connected to the temperature regulating water wall (2) via a circulating water pump, and the heat collecting water in the heat collecting plate (6) is introduced into the temperature regulating water wall (2).

10. A temperature-adjusting and moisture-keeping greenhouse according to claim 9, characterized in that: The heat collecting plate (6) comprises a plurality of heat collecting plate units arranged adjacent to each other; The heat collecting plate unit is provided with a third water return pipe and a third water outlet pipe, and the third water return pipe is connected with the water supply pipe of the temperature regulating water wall; The third water outlet pipe is connected to the water outlet pipe of the temperature-adjusting water wall.

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