CN209749206U - Internal circulation temperature control device in warehouse - Google Patents

Abstract

The utility model relates to an inner ring flow control temperature device in storehouse, it includes the storehouse wall body, be connected with the pipeline that is used for extracting the granary bottom cold air through pipeline bracket on the storehouse wall body, the lower extreme of pipeline is connected with the ventilation ground cage that sets up in the granary bottom through the pipeline switching mouth that sets up, be provided with on the pipeline and open and close the disjunctor butterfly valve of pipeline, the inside of pipeline is provided with axial fan, the upper port department of pipeline sets up the elbow that is favorable to blowing wind to the grain face, axial fan adopts 0.75KW, wind pressure 350Pa, amount of wind 1800 cubic meters, the pipeline adopts heavy-calibre pipeline, and the model is 250PVC-U, the disjunctor butterfly valve adopts 250 disjunctor butterfly valves, the pipeline switching mouth adopts 250 pipeline switching mouths, the ventilation ground cage is connected with the vent; therefore, the utility model has the advantages of improve work efficiency, reduce cost and prevention cold air loss.

Description

Internal circulation temperature control device in warehouse

Technical Field

The utility model belongs to the technical field of control by temperature change in the storehouse, concretely relates to interior circulation control temperature device in storehouse.

Background

At present, an internal circulation temperature control system is installed outside grains and mainly comprises a 133 heat preservation pipeline, a heat preservation fan (a motor does not preserve heat), a heat preservation ventilation opening and the like. Although all the devices such as 133 heat-insulating pipelines, heat-insulating fans, heat-insulating vents and the like are subjected to heat insulation, the heat-insulating parts cannot ensure that the polyurethane foam is completely filled by hundreds of percent, and are easily influenced by external temperature change, under the working condition, the cold air in the bin and the hot air outside the bin can cause condensate water at the joint of the flange and the joint of the motor, and the like, and aiming at the defects, an inner annular flow control temperature device in the bin, which can improve the working efficiency, reduce the cost and prevent the cold air from losing, needs to be developed; therefore, it is of great significance to develop an internal circulation temperature control device in a bin which can improve working efficiency, reduce cost and prevent cold air loss.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing an inner loop control temperature device in a bin for improving the working efficiency, reducing the cost and preventing the loss of cold air.

The purpose of the utility model is realized like this: the utility model provides an interior circulation control temperature device in storehouse, it includes the storehouse wall body, there is the pipeline that is used for extracting the granary bottom cold air through pipe bracket connection on the storehouse wall body, the lower extreme of pipeline is connected with the ventilation ground cage that sets up in the granary bottom through the pipeline switching mouth that sets up, be provided with on the pipeline and open and close the disjunctor butterfly valve of pipeline, the inside of pipeline is provided with axial fan, the last port department of pipeline sets up the elbow that is favorable to blowing to the grain face.

The axial flow fan adopts 0.75KW, the wind pressure is 350Pa and the wind volume is 1800 cubic meters.

The pipeline is a large-caliber pipeline with the model of 250 PVC-U.

The integral butterfly valve is 250 integral butterfly valves.

The pipeline adapter is a 250 pipeline adapter.

The ventilation ground cage is connected with a ventilation opening.

The utility model has the advantages that: the utility model has the advantages that: 1. the technology does not need to carry out heat preservation treatment on the surface of the 250PVC-U pipeline during the previous production, and can be directly installed. 2. The pipe diameter is big, and the wind pressure and the amount of wind of fan are big, reduction space and grain temperature that can be quick. The cost such as saving manual work and charges of electricity. 3. The equipment cost is reduced, a 250PVC-U pipeline is adopted at this time, a 304 stainless steel pipeline is adopted in the prior art, a 90PVC pipe is adopted inside the stainless steel pipeline, and polyurethane filling foaming is adopted between the stainless steel pipeline and the PVC pipeline; therefore, the utility model has the advantages of improve work efficiency, reduce cost and prevention cold air loss.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a schematic view of the internal structure of fig. 1.

In the figure: 1. the device comprises a warehouse wall body 2, a pipeline support 3, a pipeline 4, a pipeline adapter 5, a ventilation opening 6, a ventilation ground cage 7, an elbow 8, a connected butterfly valve 9 and an axial flow fan.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Example 1

As shown in fig. 1-2, an internal circulation temperature control device in a warehouse comprises a warehouse wall 1, the wall body 1 of the barn is connected with a pipeline 3 for extracting cold air at the bottom of the granary through a pipeline bracket 2, the lower end of the pipeline 3 is connected with a ventilation ground cage 6 arranged at the bottom of the granary through a pipeline adapter 4, the pipeline 3 is provided with an integral butterfly valve 8 for opening and closing the pipeline 3, the pipeline 3 is internally provided with an axial flow fan 9, an elbow 7 which is beneficial to blowing wind to grain surface is arranged at the upper port of the pipeline 3, the axial flow fan 9 adopts 0.75KW, wind pressure 350Pa and wind quantity 1800 cubic meters, the pipeline 3 adopts a large-caliber pipeline with the model of 250PVC-U, the conjoined butterfly valve 8 adopts a 250 conjoined butterfly valve, the pipeline switching port 4 adopts a 250 pipeline switching port, and the ventilation ground cage 6 is connected with a ventilation opening.

In the embodiment, a brand new internal loop temperature control device is adopted and comprises a 250PVC-U pipeline, a 250 integrated butterfly valve, a 0.75KW fan, a 250 pipeline adapter, a pipeline bracket and the like; 2. the connection between the pipeline and the pipeline adapter is realized by directly placing a 250-pipeline on the pipeline adapter and sealing a gap by structural adhesive; the pipelines are connected by adopting pipeline joints and smearing adhesive. The butterfly valve is connected with the pipeline by adopting an adhesive; the fan and the flange are connected and reinforced by galvanized screws; the pipeline bracket is fixed on the wall body by expansion screws, and the fan is fixed on the wall body by the expansion screws; when an external fan is used for ventilating and cooling the ventilation opening in winter, the 250 connected butterfly valve is closed, so that the external fan is diffused into the grain stack through the ventilation ground cage, the internal temperature of the grains is reduced, and the internal temperature of the grains is balanced; the fan is started in summer to generate wind pressure, the cold air of the ventilation ground cage is extracted and discharged to the space above the grain surface, the temperature of the space and the surface of the grain is reduced to achieve a circulating state, and meanwhile, the internal temperature of the grain is balanced; therefore, the utility model has the advantages of simple structure, convenient teaching and the simultaneous placing of books and paintings.

The present invention is further described in the detailed description, rather than in the limited form thereof, and it will be obvious to those skilled in the art that changes may be made in the structure without departing from the spirit and scope of the invention, and it is intended that all such changes be covered by the appended claims.

Claims (6)

1. The utility model provides an interior circulation flow control temperature device in storehouse, it includes storehouse wall body, its characterized in that: the granary is characterized in that a pipeline used for extracting cold air at the bottom of the granary is connected to the wall of the granary through a pipeline support, a ventilation ground cage arranged at the bottom of the granary is connected to the lower end of the pipeline through a pipeline switching port, an integrated butterfly valve used for opening and closing the pipeline is arranged on the pipeline, an axial flow fan is arranged inside the pipeline, and an elbow used for blowing air to a grain surface is arranged at the upper port of the pipeline.

2. The in-cartridge internal circulation temperature control device of claim 1, wherein: the axial flow fan adopts 0.75KW, the wind pressure is 350Pa and the wind volume is 1800 cubic meters.

3. The in-cartridge internal circulation temperature control device of claim 1, wherein: the pipeline is a large-caliber pipeline with the model of 250 PVC-U.

4. The in-cartridge internal circulation temperature control device of claim 1, wherein: the integral butterfly valve is 250 integral butterfly valves.

5. The in-cartridge internal circulation temperature control device of claim 1, wherein: the pipeline adapter is a 250 pipeline adapter.

6. The in-cartridge internal circulation temperature control device of claim 1, wherein: the ventilation ground cage is connected with a ventilation opening.