CN201260321Y - A sun-shading and energy-saving multi-span greenhouse with fully open roof - Google Patents

Abstract

The utility model discloses a sun-shading and energy-conservation type roof fully-open multi-span greenhouse, which comprises a roof and a roof trussed girder. The multi-span greenhouse is characterized in that an outer sun-shading system is arranged outside the roof, an inner sun-shading system is arranged in the roof, and the roof adopts a plurality of movable roofings opened by rotating around the positions of all greenhouse water tanks and a supporting frame used for supporting the movable roofings. The area of the ventilation opening of the multi-span greenhouse is large, the natural ventilation effect and the temperature reducing effect are good, the natural lighting is provided for the growth of the crops in the greenhouse to the utmost extent, the requirements of energy of various spectrums are met, and the quality of the crops is more excellent.

Description

A sun-shading and energy-saving multi-span greenhouse with fully open roof

technical field

The utility model relates to a sunshade and energy-saving multi-span greenhouse with a fully open roof, which belongs to the technical field of agricultural facilities. It is especially suitable for the climate characteristics of high temperature and high humidity in South China, and the cooling effect of natural ventilation is obvious.

Background technique

In the existing technology, most of the roof of the greenhouse can only be partially opened, the area of the vent is small, and the indoor and outdoor air exchange is insufficient, resulting in poor cooling effect of the greenhouse in summer and increased energy consumption, which limits the natural ventilation and cooling effect of the greenhouse. It is not conducive to energy saving and consumption reduction. In addition, although the roof of some greenhouses can be fully opened, there is no external shading system installed on the outside of the roof, so that sunlight can still enter the greenhouse, which is not conducive to the cooling of the greenhouse in summer.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art, and provide a sunshade and energy-saving multi-span greenhouse with a fully open roof. The vent area of the multi-span greenhouse is large, and the effect of natural ventilation and cooling is good. The purpose of maximizing natural light is to meet the requirements of a variety of over-spectral energy, so that the quality of crops is better.

In order to achieve the above-mentioned technical purpose, the utility model is realized according to the following technical scheme: a sun-shading and energy-saving roof fully open multi-span greenhouse, including a roof and roof truss beams, an external sun-shading system is arranged outside the roof, and a sunshade system is arranged inside the roof. Inner shading system, the roof is a plurality of movable roofs that can be opened by rotating around the position of each greenhouse water tank and a support frame for supporting the movable roofs.

The roof is also connected with a skylight opening device capable of simultaneously opening and closing several movable roofs.

A guide universal joint is arranged between the bottom of the support frame and the roof girder, and the sunroof opening device includes a first drive motor, which is connected to the output shaft of the first drive motor and connected between the guide universal joints. Connecting rods, each of the guide universal joints is connected to the movable roof support horizontal frame through the first transmission shaft, and a worm gear reducer is also arranged at the connection position between the first transmission shaft and the movable roof support horizontal frame, and the worm gear The worm reducer is also connected with the first rack-and-pinion transmission pair, the gear of the first rack-and-pinion transmission pair is connected to the end of the first transmission shaft, and the other end of the rack is connected to the movable roof to support the jacking activity. roof.

The outer sunshade system is the same as the inner sunshade system, and specifically includes a second driving motor, a second transmission shaft coaxially connected to the output shaft of the second driving motor, and a second rack and pinion transmission pair connected to the second transmission shaft. The gear of the second rack and pinion transmission pair is connected with the second transmission shaft, and the rack is connected with a push rod, and the push rod is movably connected with a traction profile, and the traction profile is provided with a sunshade net for sunshade.

The surroundings of the greenhouse are also provided with double-layer contiguous outward-turning side window devices.

The double-layer contiguous side window device includes a window frame, an upper layer side window connected to the window frame, a lower layer side window, and a side window that is arranged on the window frame and connected to the upper layer side window and the lower layer side window for opening the side window. Window side window opener.

The side window opening device includes a bracket connected to the window frame, a third driving motor fixed on the bracket, and a third transmission shaft connected to the output end of the third driving motor, the third transmission shaft is arranged on the One end of the bracket, the bearing seat is also connected with a third rack and pinion transmission pair, the gear of the third rack and pinion transmission pair is coaxially arranged with the third transmission shaft, and one end of the rack is connected to the side window of the upper layer. The end portion, the end portion of the lower floor side window is movably connected with a connecting rod, and the other end of the connecting rod is movably connected to the rack through a slide block.

The movable roof is herringbone or circular arch.

The covering material of the movable roof is PC board or plastic film.

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

(1) Since the utility model is equipped with an external sunshade system, the greenhouse is converted into a shade shed when the temperature is high, which greatly reduces the operating cost required for cooling;

(2) Since the utility model is provided with double-layered contiguous-type outward-turned side windows around the greenhouse, the ventilation area is effectively increased, so that the inside and outside of the greenhouse are almost completely connected, the ventilation ratio of the surroundings reaches 50%, and the ventilation efficiency is nearly 100%. , effectively improve the effect of natural ventilation and cooling, through rapid air exchange, the high-temperature air inside the greenhouse can be exhausted as soon as possible to achieve rapid ventilation and cooling, and the temperature and humidity inside the greenhouse tend to be consistent with the effect of the outdoors. The effect of natural ventilation is very good, so that The crop growth environment is close to nature;

(3) Since the utility model is provided with an internal sunshade heat preservation system, the heat preservation performance of the greenhouse in winter and the cooling effect of the water curtain fan used in the greenhouse in summer are improved, and energy consumption and operating costs are reduced;

(4) The sun-shading and energy-saving roof of the multi-span greenhouse with fully open roof can adopt "herringbone"-shaped roof or garden arched roof, and the covering material can be PC board or plastic film, which can form series of various grades. products with a wide range of applications;

(5) The multi-span greenhouse with sunshade and energy-saving roof fully open described in the utility model adopts an advanced motor centralized drive universal joint guide gear rack window opening mechanism, and one motor can control the opening and closing of multiple skylights, which is different from the traditional Each skylight in the greenhouse is equipped with a motor, which reduces energy consumption and operating costs.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in detail:

Fig. 1 is a structural schematic diagram of the open state of the "herringbone" roof of the utility model;

Fig. 2 is a schematic structural view of the closed state of the "herringbone" roof of the utility model;

Fig. 3 is a schematic diagram of a partially enlarged structure of the "herringbone"-shaped roof in Fig. 1 when the roof is opened;

Fig. 4 is a schematic structural diagram of the closed state of the double-layer contiguous type everted side window of the present invention;

Fig. 5 is a structural schematic diagram of the open state of the double-layer continuous-piece type eversion side window of the present invention;

Fig. 6 is a structural schematic diagram of the open state of the arched roof of the utility model;

Fig. 7 is a structural schematic diagram of the closed state of the arched roof roof of the present utility model;

Fig. 8 is a partially enlarged structural schematic diagram of the open state of the arched roof in Fig. 6;

Fig. 9 is a structural schematic diagram of the greenhouse sunshade system of the present invention.

Detailed ways

Embodiment one:

As shown in Figures 1 to 3, a sunshade energy-saving roof fully open multi-span greenhouse described in the utility model includes a roof 1 and a roof truss 2, and an external sunshade system 3 is arranged outside the roof 1, and the roof 1 An inner sunshade system 4 is arranged inside, and the roof 1 is a plurality of movable roofs 11 that can be rotated around the position of each greenhouse water tank to open, and a support frame 12 for supporting the movable roof. The roof 1 is also connected with a skylight opening device 6 capable of simultaneously opening and closing several movable roofs.

A guide universal joint 5 is provided between the bottom of the support frame 12 (corresponding to the bottom of the greenhouse water tank) and the roof girder 2, and the skylight opening device 6 includes a first drive motor 61, and the first drive motor 61 The output shafts are connected and connected to the connecting rods 62 between the guide universal joints 5. The guide universal joints 5 are connected to the support cross frame 121 of the movable roof 11 through the first transmission shaft 63. The first transmission shaft 63 is also provided with a worm gear reducer 64 at the position connected to the movable roof 11 supporting cross frame 121, and the worm gear reducer 64 is connected with a first rack-and-pinion transmission pair A, and the first rack-and-pinion transmission pair A The gear 65 is connected to the end of the first drive shaft 63, and the other end of the rack 66 is connected to the movable roof 11 for supporting and lifting the movable roof 11.

In the utility model, the outer sunshade system 3 is basically the same as the inner sunshade system 4. As shown in FIG. The second power transmission shaft 18 that the output shaft is coaxially connected, the second rack and pinion transmission pair B connected with the second transmission shaft 18, the gear 19 of the second rack and pinion transmission pair B is connected with the second transmission shaft 18, its A push rod 21 is connected to the rack 20, and a traction profile 22 is connected to the push rod 21, and a sunshade net 23 for sunshade is arranged on the traction profile 22.

In addition, in order to effectively increase the ventilation area of the greenhouse, so that the inside and outside of the greenhouse are almost completely connected, the high-temperature air inside the greenhouse can be exhausted as soon as possible through rapid air exchange, so as to achieve rapid ventilation and cooling, and the temperature and humidity inside the greenhouse tend to be consistent with the outside. Effect, the four sides of described greenhouse are also provided with double-layer contiguous type outward-turning side window device 7. As shown in Figures 4 and 5, the double-layer contiguous side window device 7 includes a window frame 71, an upper layer side window 72 connected to the window frame 71, a lower layer side window 73, and a window frame 71 and Be connected to the side window opening device for opening the side windows on the upper floor side window 72 and the lower floor side window 73 . The side window opening device includes a bracket 74 connected to the window frame 71, a third driving motor 75 fixed on the bracket 74, and a third transmission shaft 76 connected to the output end of the third driving motor 75. The third transmission The shaft 76 is arranged on one end of the support 74 through a bearing seat 77, and the third rack and pinion transmission pair C is also connected on the bearing seat 77. The gear 78 of the third rack and pinion transmission pair C is the same as the third transmission shaft 76. Shaft setting, one end of the rack 79 is connected to the end of the upper side window 72, the end of the lower side window 73 is movably connected to a connecting rod 80, and the other end of the connecting rod 80 is movably connected to the 79 on the rack.

When it is necessary to open the upper floor side window 72 and the lower floor side window 73, start the third drive motor 75, as shown in Figure 4, the third drive motor 75 drives the third transmission shaft 76 and the third rack and pinion drive pair C to connect the two The side windows of each floor are opened to realize air circulation inside and outside the greenhouse, which plays a good role in cooling the greenhouse.

As shown in FIG. 1 to FIG. 3 , in this embodiment, the movable roof 11 is herringbone-shaped, and the covering material of the movable roof 11 is PC board or plastic film.

Embodiment two

The structure of this embodiment is basically the same as that of Embodiment 1, the difference is that, as shown in Figures 6 to 8, the movable roof 11 is in the shape of a circular arch.

The various systems and devices described in the utility model are formed by mechanically processing the mechanical parts and assembling the accessories with the usual mechanical methods and assembly methods, and the utility model is not limited to the above-mentioned embodiments. Various changes or modifications of the new model do not depart from the spirit and scope of the present utility model. If these changes and modifications belong to the claims of the present utility model and the equivalent technical scope, the utility model also intends to include these changes and modifications.

Claims (9)

1. A sunshade energy-saving type roof is fully open multi-span greenhouse, comprising roof and roof truss beams, characterized in that: the outside of the roof is provided with an external sunshade system, the roof is provided with an interior sunshade system, and the roof is a plurality of energy-saving A movable roof that rotates around the position of each greenhouse water tank and a support frame for supporting the movable roof. 2. The sun-shading and energy-saving multi-span greenhouse with fully open roof according to claim 1, characterized in that: the roof is also connected with a skylight opening device capable of opening and closing several movable roofs at the same time. 3. The solar-shading and energy-saving roof full-open multi-span greenhouse according to claim 2 is characterized in that: a guiding universal joint is arranged between the bottom of the support frame and the roof truss beam, and the skylight opening device includes a first drive The motor is connected to the output shaft of the first drive motor and connected to the connecting rod between the guide universal joints. The guide universal joints are connected to the movable roof support horizontal frame through the first transmission shaft, and the first transmission A worm gear reducer is also arranged at the connection position between the shaft and the movable roof support cross frame, and the first rack and pinion transmission pair is connected to the worm gear and worm reducer, and the gears of the first rack and pinion transmission pair are connected to the first The end of the drive shaft, the other end of the rack is connected with the movable roof to support and lift the movable roof. 4. The sun-shading and energy-saving multi-span greenhouse with fully open roof according to any one of claims 1 to 3, characterized in that: the outer sun-shading system is the same as the inner sun-shading system, specifically including a second drive motor, and the second drive motor The second drive shaft connected coaxially with the output shaft of the motor, the second rack and pinion transmission pair connected with the second drive shaft, the gear of the second rack and pinion drive pair is connected with the second drive shaft, and the rack is connected with The push rod is movably connected with a traction profile, and the traction profile is provided with a sunshade net for shading. 5. The sun-shading and energy-saving multi-span greenhouse with fully open roof according to claim 4, characterized in that: the surroundings of the greenhouse are provided with double-layer contiguous outward-turning side window devices. 6. The sun-shading and energy-saving multi-span greenhouse with fully open roof according to claim 5, characterized in that: the double-layer contiguous side window device includes a window frame, an upper layer side window connected to the window frame, and a lower layer side window. A side window and a side window opening device arranged on the window frame and connected to the upper layer side window and the lower layer side window for opening the side window. 7. The sun-shading and energy-saving multi-span greenhouse with fully open roof according to claim 6, characterized in that: the side window opening device comprises a bracket connected to the window frame, a third drive motor fixed on the bracket, and a third driving motor fixed on the bracket. The third transmission shaft connected to the output end of the three driving motors is arranged on one end of the bracket through the bearing seat, and the third rack-and-pinion transmission pair is also connected to the bearing seat. The third rack-and-pinion transmission The secondary gear is set coaxially with the third transmission shaft, one end of the rack is connected to the end of the upper side window, and the end of the lower side window is movably connected to a connecting rod, and the other end of the connecting rod is movably connected to the on the rack. 8. The sun-shading and energy-saving multi-span greenhouse with fully open roof according to claim 1, characterized in that: the movable roof is herringbone or round arched. 9. The sun-shading and energy-saving multi-span greenhouse with fully open roof according to claim 1, characterized in that: the covering material of the movable roof is PC board or plastic film.

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