CN215454292U

CN215454292U - Seedbed heat preservation heating device

Info

Publication number: CN215454292U
Application number: CN202122071817.6U
Authority: CN
Inventors: 谭诗逸; 张成浩; 叶云翔; 赵颖雷; 许宝玉
Original assignee: Zhejiang Academy of Agricultural Sciences
Current assignee: Zhejiang Academy of Agricultural Sciences
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-11
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a seedbed heat-preservation heating device which comprises a greenhouse (1), wherein a bottom plate (2) is arranged in the greenhouse (1), a seedbed framework (3) is arranged on the bottom plate (2), side films (19) are arranged on two sides of the seedbed framework (3), a positioning rod (4) is arranged in the seedbed framework (3), a net plate (5) is erected on the positioning rod (4), a heating pipe (6) is arranged on the bottom plate (2) and below the bottom plate and close to the net plate (5), and one end of the heating pipe (6) is connected with a water inlet pipe (7); the greenhouse is characterized in that a plurality of steel cables (8) are arranged at the top of the greenhouse (1), a shell (9) is fixed at the lower end of each steel cable (8), a motor (10) is arranged at one end of each shell (9), the extending end of each motor (10) is connected with a round roller (11) through a bearing, and a greenhouse film (12) is wound on each round roller (11). The utility model can automatically furl and cover the greenhouse film, and effectively preserve and heat the seedbed.

Description

Seedbed heat preservation heating device

Technical Field

The utility model relates to the field of greenhouse equipment, in particular to a seedbed heat-preservation heating device.

Background

The facility agriculture in China develops rapidly, and the large-scale seedling raising technology is mature day by day and is mainly used for raising seedlings of crops. In winter and spring low temperature seasons, the upper part of the seedbed is usually covered with a plastic film to improve the cold-proof and heat-preservation capability of the seedbed, and because the plastic film on the seedbed needs to be lifted every day to perform short-time ventilation and humidity adjustment on the seedlings, the conventional greenhouse film on the seedbed needs to be lifted and covered manually by workers at any time, so that the workload is large, the efficiency is low, and the overall use flexibility is also reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a seedbed heat preservation heating device. The utility model can automatically furl and cover the greenhouse film, and effectively preserve and heat the seedbed.

The technical scheme of the utility model is as follows: the seedbed heat-preservation heating device comprises a greenhouse, wherein a bottom plate is arranged in the greenhouse, a seedbed framework is arranged on the bottom plate, side films are arranged on two sides of the seedbed framework, a positioning rod is arranged in the seedbed framework, a screen plate is arranged on the positioning rod in an erected mode, a heating pipe is arranged on the bottom plate and is close to the lower portion of the screen plate, and one end of the heating pipe is connected with a water inlet pipe; the top of the greenhouse is provided with a plurality of steel cables, the lower ends of the steel cables are fixed with a shell, one end of the shell is provided with a motor, the extending end of the motor is connected with a round roller through a bearing, a greenhouse film is wound on the round roller, and two ends of the greenhouse film are provided with counterweight cylinders; the lower part of the shell is provided with an opening, a plurality of pinch rollers are symmetrically arranged in the opening and are in contact with the greenhouse film, and the top end of the seedbed framework corresponds to the opening of the shell.

In the seedbed heat-preservation heating device, the springs are arranged on two sides of the top in the shell, the long shafts are arranged at the lower ends of the springs, and the top rollers are arranged on the long shafts.

In the seedbed heat-insulating and heating device, the circumferential surface of the top roller is provided with the convex points.

In the seedbed heat-insulating and heating device, the counterweight cylinder is made of iron material.

In the above seedbed heat-insulating and heating device, the steel cable is an adjustable steel cable.

Compared with the prior art, the utility model has the following advantages:

1. in the utility model, seedlings are placed on the mesh plate, when a film needs to be covered on the seedbed, the motor is started to drive the round roller to rotate, the round roller extends downwards around a shed film arranged on the round roller and covers the seedbed framework, the pressing wheel rotates along with the extension of the film, and the shed film can flatly cover the seedbed framework due to the arrangement of the balancing weight; hot water is introduced into the water inlet pipe, the hot water immediately enters the heating pipe, and heat emitted by the heating pipe plays a role in heating the seedbed; through automatic take off and lift and cover the canopy membrane, promoted work efficiency greatly, effectively guaranteed the temperature in the seedbed, provide good environment for the seedling is cultivated.

2. The inner top of the shell is provided with springs on two sides, the lower end of each spring is provided with a long shaft, a top roller is arranged on each long shaft, and the top roller tightly presses the greenhouse film wound on the round roller, so that the greenhouse film can be better folded on the round roller.

3. Salient points are arranged on the circumferential surface of the top roller, so that the friction force is increased.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of an electric machine;

FIG. 3 is a schematic view of the interior of the housing;

description of the reference symbols in the drawings: 1-greenhouse, 2-bottom plate, 3-seedbed framework, 4-positioning rod, 5-mesh plate, 6-heating pipe, 7-water inlet pipe, 8-steel cable, 9-shell, 10-motor, 11-round roller, 12-greenhouse film, 13-counterweight cylinder, 14-opening, 15-pressing wheel, 16-long shaft, 17-top roller, 19-side film and 20-spring.

Detailed Description

The utility model is further illustrated by the following figures and examples, but is not to be construed as being limited thereto.

Example (b): a seedbed heat-preservation heating device, as shown in fig. 1, comprising a greenhouse 1, wherein a bottom plate 2 is arranged in the greenhouse 1, a seedbed framework 3 is arranged on the bottom plate 2, side films 19 are arranged on two sides of the seedbed framework 3, the side films mainly seal the side part of a seedbed, a positioning rod 4 is arranged in the seedbed framework 3, a screen plate 5 is erected on the positioning rod 4, a heating pipe 6 is arranged on the bottom plate 2 and below the screen plate 5, the whole heating pipe is of a spiral structure, and one end of the heating pipe 6 is connected with a water inlet pipe 7; the top of the greenhouse 1 is provided with a plurality of steel cables 8, the steel cables 8 are adjustable steel cables, and the steel cables can be adjusted in a zooming manner aiming at the difference of height of the seedbed framework, so that the position of the shell can be adjusted as well, and the greenhouse film can be better covered on the seedbed framework; a shell 9 is fixed at the lower end of the steel cable 8, a motor 10 is arranged at one end of the shell 9, as shown in fig. 2, an extending end of the motor 10 is connected with a round roller 11 through a bearing, a shed film 12 is wound on the round roller 11, and counterweight cylinders 13 are arranged at two ends of the shed film 12, as shown in fig. 3, the counterweight cylinders 13 are made of iron materials; an opening 14 is formed in the lower portion of the shell 9, a plurality of pressing wheels 15 are symmetrically arranged in the opening 14, and the pressing wheels are mainly used for flattening the greenhouse film when the greenhouse film is stored and released; pinch roller 15 contacts with

canopy membrane

12, 3 tops of seedbed skeleton corresponding with the opening 14 of shell 9, seedbed skeleton upper end is the pinnacle shape, when the canopy membrane is transferred, a counter weight section of thick bamboo can be to the inclined plane landing of seedbed skeleton upper end both sides.

The spring 20 is arranged on two sides of the top in the shell 9, the long shaft 16 is arranged at the lower end of the spring 20, and the top roller 17 is arranged on the long shaft 16. The top roller tightly presses the shed film wound on the round roller, so that the shed film can be well furled on the round roller.

The top roller 17 is provided with salient points on the circumferential surface, so that the friction force of the top roller can be effectively increased.

The working principle of the utility model is as follows: the seedling is placed on the screen plate, when the seedbed needs to be covered with a film, the motor is started to drive the round roller to rotate, the round roller extends downwards around the shed film arranged on the round roller and covers the seedbed framework, the pressing wheel rotates along with the extension of the film, and the shed film can flatly cover the seedbed framework due to the arrangement of the balancing weight; hot water is introduced into the water inlet pipe, the hot water immediately enters the heating pipe, and heat emitted by the heating pipe plays a role in heating the seedbed; through automatic take off and lift and cover the canopy membrane, promoted work efficiency greatly, effectively guaranteed the temperature in the seedbed, provide good environment for the seedling is cultivated.

Claims

1. Seedbed heat preservation heating device, including big-arch shelter (1), its characterized in that: a bottom plate (2) is arranged in the greenhouse (1), a seedbed framework (3) is arranged on the bottom plate (2), side films (19) are arranged on two sides of the seedbed framework (3), a positioning rod (4) is arranged in the seedbed framework (3), a screen plate (5) is erected on the positioning rod (4), a heating pipe (6) is arranged on the bottom plate (2) and below the screen plate (5), and one end of the heating pipe (6) is connected with a water inlet pipe (7); the top of the greenhouse (1) is provided with a plurality of steel cables (8), the lower end of each steel cable (8) is fixed with a shell (9), one end of each shell (9) is provided with a motor (10), the extending end of each motor (10) is connected with a round roller (11) through a bearing, a greenhouse film (12) is wound on each round roller (11), and two ends of each greenhouse film (12) are provided with counterweight cylinders (13); the seedling bed is characterized in that an opening (14) is formed in the lower portion of the shell (9), a plurality of pressing wheels (15) are symmetrically arranged in the opening (14), the pressing wheels (15) are in contact with the greenhouse film (12), and the top end of the seedling bed framework (3) corresponds to the opening (14) of the shell (9).

2. The heat-insulating and heating device for seedbeds as claimed in claim 1, wherein: and springs (20) are arranged on two sides of the inner top of the shell (9), a long shaft (16) is arranged at the lower end of each spring (20), and a top roller (17) is arranged on each long shaft (16).

3. The heat-insulating and heating device for seedbeds as claimed in claim 2, wherein: salient points are arranged on the circumferential surface of the top roller (17).

4. The heat-insulating and heating device for seedbeds as claimed in claim 1, wherein: the counterweight cylinder (13) is made of iron material.

5. The heat-insulating and heating device for seedbeds as claimed in claim 1, wherein: the steel cable (8) is an adjustable steel cable.