CN211909839U

CN211909839U - Greenhouse for grape seedling breeding

Info

Publication number: CN211909839U
Application number: CN202020327987.9U
Authority: CN
Inventors: 王继杰; 苏鹏; 陈东
Original assignee: Ningxia Xinxin Xiangrong Seedling Co ltd
Current assignee: Ningxia Xinxin Xiangrong Seedling Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-11-13
Anticipated expiration: 2030-03-16

Abstract

The utility model provides a grape seedling breeds and uses warmhouse booth, including big-arch shelter body and circulation cooling subassembly, the big-arch shelter body includes heat preservation north wall and arc ceiling, and the circulation cooling subassembly includes ventilation window, forced circulation fan and ground cooling tube row, and forced circulation fan's entry end sets up in the outside of heat preservation north wall, and ground cooling tube row arranges and sets up in big-arch shelter body bottom, and the exit end is close to the front end setting of arc ceiling. When the temperature and humidity in the greenhouse body is too high, the ventilation window is opened, the forced circulation fan is started, and the air with relatively low temperature on the shady side is extracted. On the one hand, the lower air of temperature takes place the heat exchange with ground and near the air on ground, can reduce ground temperature fast, and on the other hand, the air after the heat transfer is arranged to the front end of big-arch shelter body by the exit end of ground cooling bank of tubes, and the air flows along the direction that is close to the arc ceiling to discharge via the ventilation window, form similar "venturi" effect, improve cooling dehumidification efficiency.

Description

Greenhouse for grape seedling breeding

Technical Field

The utility model belongs to the technical field of grape is grown seedlings, concretely relates to grape seedling breeds and uses warmhouse booth.

Background

In a greenhouse or a plastic greenhouse, the grape seed strips are subjected to single-bud cutting, electric insulation root soaking and cuttage by using the nutrition bags, so that the survival rate of the grape seed strips can be effectively improved, the seedling raising period is shortened, the propagation rate is improved, and the method is one of reliable technologies for cultivating grape seedlings with pure varieties and excellent seedlings.

In the prior art, an electric heating hotbed is mostly arranged on the ground inside a greenhouse, so that the high-temperature breeding of grape seedlings is realized. In the whole grape seedling breeding process, factors such as ground temperature control, ground and air temperature difference, humidity in a greenhouse, timely ventilation and seedling training and the like have important influences on the germination rate and survival rate of grape seed strips and the quality of seedlings. Current grape seedling greenhouse only adopts the electric heat hotbed, only possesses intensification or the function of minim scope temperature control, is difficult to realize the cooling, and cooling dehumidification mainly relies on the ventilation skylight to realize, and natural cooling dehumidification, not only cooling dehumidification efficiency is lower, and ground temperature receives the influence of electric heat hotbed residual temperature moreover, and cooling rate is slower, and when temperature rose, the temperature in ground and the air can not in time be reduced, leads to the seedling phenomenon of burning to take place easily, reduces the survival rate of grape seedling.

Disclosure of Invention

In view of this, the utility model provides a grape seedling breeds and uses warmhouse booth to solve the receiving electric hotbed influence that exists among the prior art, in the warmhouse booth, especially the technical problem that ground cooling efficiency in the warmhouse booth is low.

The utility model provides a technical scheme that its technical problem adopted is:

a greenhouse for grape seedling breeding comprises a greenhouse body and a circulating cooling assembly arranged on the greenhouse body; the greenhouse body comprises a heat-insulating north wall and an arc-shaped ceiling, and the heat-insulating north wall and the arc-shaped ceiling are surrounded to form the greenhouse body; the circulating cooling assembly comprises a ventilation window, a forced circulation fan and a ground cooling pipe row, and the ventilation window is arranged on the arc-shaped ceiling and is close to the highest point of the arc-shaped ceiling; the inlet end of the forced circulation fan is arranged on the outer side of the heat-preservation north wall, the ground cooling pipe row is arranged in the greenhouse body and is close to the bottom of the greenhouse body, the inlet end of the ground cooling pipe row is connected with the outlet end of the forced circulation fan, and the outlet end of the ground cooling pipe row is close to the front end of the arc-shaped ceiling.

Preferably, the ground cooling tube bank is composed of a plurality of ground cooling tubes arranged side by side, and the distance between every two adjacent ground cooling tubes is 80 cm-150 cm.

Preferably, a plurality of vent holes are formed in the ground cooling pipe, and the outlet directions of the vent holes form an included angle of 30-60 degrees with the horizontal plane.

Preferably, the ventilation window by a plurality of a word arrange set up in ventilation skylight on the arc-shaped ceiling constitutes, ventilation skylight includes fixed window frame, window form and chain intelligence ware of windowing, fixed window frame fixed mounting in on the arc-shaped ceiling, one side articulated connect in of window form fixed window frame, chain intelligence ware fixed mounting of windowing in on the fixed window frame, and the output is connected the window form.

Preferably, the length of the ventilating skylight is 120 cm-200 cm, and the width of the ventilating skylight is 50 cm-80 cm.

Preferably, the distance between two adjacent ventilating skylights is 150 cm-300 cm.

Preferably, the window includes a frame and a light-transmitting portion, and the light-transmitting portion is disposed inside the frame.

Preferably, the light-transmitting portion is made of the same material as the ceiling film of the arc-shaped ceiling.

According to the above technical scheme, the utility model provides a grape seedling breeds and uses warmhouse booth, its beneficial effect is: this internal setting of big-arch shelter the circulation cooling subassembly, including ventilation window, forced circulation fan and ground cooling bank of tubes, work as this internal temperature humidity of big-arch shelter is too high, and when ground temperature was higher relatively, open the ventilation window starts forced circulation fan extracts the air that big-arch shelter body back of the body shady face temperature was lower relatively. On the one hand, the lower air of temperature takes place the heat exchange with ground and the near air in ground, can reduce ground temperature fast, and on the other hand, the air after the heat exchange by the exit end row of ground cooling bank of tubes extremely the front end of big-arch shelter body, the air is along being close to the direction flow of arc ceiling, and via the ventilation window discharges, realizes the circulation of primary air. Simultaneously, by the exit end exhaust air of ground cooling bank of tubes via during the ventilation window discharges, form similar "venturi" effect, accelerated this internal air of big-arch shelter flows, improves grape seedling breeds with warmhouse booth's cooling dehumidification efficiency, and then has effectively reduced "burn seedling" probability, has improved the survival rate of grape seedling.

Drawings

FIG. 1 is a schematic structural diagram of a greenhouse for grape seedling breeding.

FIG. 2 is a schematic structural diagram of a greenhouse for grape seedling breeding.

Fig. 3 is a partially enlarged view of a portion a shown in fig. 1.

In the figure: the grape seedling breeding greenhouse comprises a greenhouse 10, a greenhouse body 100, a heat-preservation north wall 110, an arc-shaped ceiling 120, a circulating cooling assembly 200, a ventilating window 210, a ventilating skylight 211, a fixed window frame 201, a window 202, a frame 2021, a light-transmitting part 2022, a chain type intelligent window opener 203, a forced circulation fan 220, a ground cooling pipe row 230 and a ground cooling pipe 231.

Detailed Description

The following combines the drawings of the utility model to further elaborate the technical scheme and technical effect of the utility model.

Referring to fig. 1 to 3, in an embodiment, a greenhouse 10 for grape seedling breeding includes a greenhouse body 100 and a circulating cooling assembly 200 disposed on the greenhouse body 100. The greenhouse body 100 comprises a heat preservation north wall 110 and an arc-shaped ceiling 120, and the heat preservation north wall 110 and the arc-shaped ceiling 120 surround to form the greenhouse body 100. The circulating cooling assembly 200 comprises a ventilation window 210, a forced circulation fan 220 and a ground cooling pipe bank 230, wherein the ventilation window 210 is arranged on the arc-shaped ceiling 120 and is close to the highest point of the arc-shaped ceiling 120. The inlet end of the forced circulation fan 220 is arranged at the outer side of the heat preservation north wall 110, the ground cooling pipe row 230 is arranged in the greenhouse body 100 and is close to the bottom of the greenhouse body 100, the inlet end of the ground cooling pipe row 230 is connected with the outlet end of the forced circulation fan 220, and the outlet end of the ground cooling pipe row 230 is close to the front end of the arc-shaped ceiling 120.

When the temperature and humidity in the greenhouse body 100 are too high and the ground temperature is relatively high, the ventilation window 210 is opened, the forced circulation fan 220 is started, and air with relatively low temperature on the shady side of the greenhouse body 100 is extracted. On one hand, the air with lower temperature exchanges heat with the ground and the air near the ground, so that the temperature of the ground can be quickly reduced, on the other hand, the air after heat exchange is discharged to the front end of the greenhouse body 100 from the outlet end of the ground cooling pipe bank 230, flows in the direction close to the arc-shaped ceiling 120 and is discharged through the ventilation window 210, so that the circulating heat exchange of the air is realized, and the temperature close to the arc-shaped ceiling 120 is reduced. Simultaneously, by the exit end exhaust air of ground cooling bank of tubes 230 via during ventilation window 210 discharges, form similar "venturi" effect, accelerated the air in the big-arch shelter body 100 flows, improves grape seedling breeds with warmhouse booth 10's cooling dehumidification efficiency, and then has effectively reduced "seedling burning" probability, has improved the survival rate of grape seedling.

In one embodiment, the ground cooling tube row 230 is composed of a plurality of ground cooling tubes 231 arranged side by side, and the distance between two adjacent ground cooling tubes 231 is 80 cm-150 cm. That is to say, a plurality of the ground cooling pipes 231 are arranged in the greenhouse body 100 side by side and are arranged close to the ground, and a seedling raising area is formed in an area between two adjacent ground cooling pipes 231. The air with lower outdoor temperature is introduced through the ground cooling pipe 231, and exchanges heat with the air on the ground and near the ground, so that the ground cooling is assisted, and the ground cooling rate is accelerated.

Further, a plurality of vent holes are formed in the ground cooling pipe 231, the outlet directions of the vent holes form included angles of 30-60 degrees with the horizontal plane, air with low temperature at the shady side of the greenhouse body 100 is introduced into the ground cooling pipe 231, and then in the vent holes, the air is laterally sprayed out of the ground, so that the cold air is enabled to extend to the middle of a seedling raising area along the ground as far as possible on the premise of not damaging grape seedlings, the heat exchange area is greatly increased, the heat exchange efficiency is improved, and the ground cooling rate is further accelerated.

The ventilation window 210 can be traditional roll up membrane formula skylight, in a preferred embodiment, for can adjusting the air volume according to actual need, reduces the operation degree of difficulty, improves ventilation efficiency, the ventilation window 210 by a plurality of a word arrange set up in ventilation skylight 211 on the arc ceiling 120 constitutes, ventilation skylight 211 includes fixed window frame 201, window 202 and chain intelligence ware 203 of windowing, fixed window frame 201 fixed mounting in on the arc ceiling 120, one side articulated connect in of window 202 fixed window frame 201, chain intelligence ware 203 of windowing fixed mounting in on the fixed window frame 201, and the output is connected window 202. Through ware 203 can realize quick opening or closure are windowed to chain intelligence on the one hand 211, for the ventilation operation is more convenient, and is quicker, realizes timely aeration cooling in the big-arch shelter body 100. On the other hand, the fixed window frame 201 and the window 202 are sealed in a covering manner, so that after long-term use, the greenhouse body 100 has tight sealing. In the process of opening or closing the ventilation skylight 200, the state of the greenhouse film is kept unchanged, thereby being beneficial to prolonging the service life of the greenhouse film.

Further, the length of the ventilation skylight 211 is 120 cm-200 cm, and the width of the ventilation skylight 211 is 50 cm-80 cm, so that the ventilation skylight 211 can be easily opened or closed on the basis of ensuring the ventilation efficiency.

Further, the distance between two adjacent ventilating skylights 211 is 150 cm-300 cm. Preferably, the distance between two adjacent ventilation skylights 211 is 200cm, so as to ensure that all the positions inside the greenhouse body 100 can be effectively ventilated. For example, each of the ventilation skylights 211 can be aligned with the outlet of at least one of the ground cooling pipes 231 to facilitate effective circulation of air inside the greenhouse body 100 and improve heat exchange efficiency.

In another embodiment, the window 202 includes a frame 2021 and a transparent portion 2022, and the transparent portion 2022 is disposed inside the frame 2021. Preferably, the transparent portion 2022 is made of the same material as that of the film of the arc-shaped ceiling 120, so that a large light area is obtained when the window 202 is closed, and the heat collection efficiency of the greenhouse body 100 is improved.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims

1. A greenhouse for grape seedling breeding is characterized by comprising a greenhouse body and a circulating cooling assembly arranged on the greenhouse body;

the greenhouse body comprises a heat-insulating north wall and an arc-shaped ceiling, and the heat-insulating north wall and the arc-shaped ceiling are surrounded to form the greenhouse body;

the circulating cooling assembly comprises a ventilation window, a forced circulation fan and a ground cooling pipe row, and the ventilation window is arranged on the arc-shaped ceiling and is close to the highest point of the arc-shaped ceiling; the inlet end of the forced circulation fan is arranged on the outer side of the heat-preservation north wall, the ground cooling pipe row is arranged in the greenhouse body and is close to the bottom of the greenhouse body, the inlet end of the ground cooling pipe row is connected with the outlet end of the forced circulation fan, and the outlet end of the ground cooling pipe row is close to the front end of the arc-shaped ceiling.

2. The greenhouse as claimed in claim 1, wherein the ground cooling tube row comprises a plurality of ground cooling tubes arranged side by side, and the distance between two adjacent ground cooling tubes is 80 cm-150 cm.

3. The greenhouse as claimed in claim 2, wherein the ground cooling pipe is provided with a plurality of vent holes, and the outlet directions of the vent holes form an included angle of 30-60 degrees with the horizontal plane.

4. The greenhouse of claim 1, wherein the ventilation window comprises a plurality of ventilation skylights arranged in a line on the arc-shaped ceiling, each ventilation skylight comprises a fixed window frame, a window body and a chain type intelligent window opener, the fixed window frame is fixedly mounted on the arc-shaped ceiling, one side of the window body is hinged to the fixed window frame, the chain type intelligent window opener is fixedly mounted on the fixed window frame, and the output end of the chain type intelligent window opener is connected to the window body.

5. The greenhouse for grape seedling breeding as claimed in claim 4, wherein the length of the ventilation skylight is 120 cm-200 cm, and the width is 50 cm-80 cm.

6. The greenhouse for grape seedling breeding as claimed in claim 4, wherein the distance between two adjacent ventilation skylights is 150 cm-300 cm.

7. The greenhouse of claim 4, wherein the window comprises a frame and a light-transmitting portion, and the light-transmitting portion is disposed inside the frame.

8. The greenhouse as claimed in claim 7, wherein the light-transmitting part is made of the same material as the film of the arc-shaped ceiling.