Grain depot inner wall heat insulation device

Abstract

The utility model discloses a heat insulation device for an inner wall surface of a grain depot, which belongs to the technical field of temperature regulation and control of storage warehouses, comprises a fan and a long-sheet-shaped heat insulation plate arranged on the inner wall surface of the grain depot, and is characterized in that the heat insulation plate is formed by attaching an inner plate body and an outer plate body in the thickness direction; a plurality of grooves extending in the length direction of the heat insulation plate are formed in the attaching faces of the inner-layer plate body and the outer-layer plate body respectively, the grooves are arranged in the width direction of the heat insulation plate, the grooves in the inner-layer plate body and the grooves in the outer-layer plate body are correspondingly spliced to form a plurality of airflow channels, and the airflow channels do not make direct contact with the wall face. The airflow channels cannot be blocked due to the influence of installation, blow-by among the airflow channels is prevented, the airflow channels and the wall surface can be blocked through the inner-layer plate body, cold air in the airflow channels cannot be directly influenced by heat conduction radiation of the wall body, the airflow circulation efficiency and effect are improved, and the heat insulation and cooling effects are improved; the problem that an airflow channel of an existing heat insulation device is not tight or blocked easily is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the warehouse temperature regulation technical field, especially related to the grain depot inner wall surface heat insulation device. BACKGROUND

[0002] Grain and other agricultural products storage requires to be kept in a low temperature environment, but the warehouse is affected by sunlight, and the wall heat conduction temperature rise will form heat radiation to the warehouse, which makes the temperature in the warehouse rise, especially the grain near the wall surface warms up more obviously. The existing warehouse uses fans or air conditioners for cooling, and the cooling effect of the grain near the wall surface is still affected by the wall heat conduction, and it is impossible to keep the grain near the wall surface in a low temperature state. In order to solve the problem of wall heat conduction temperature rise, the utility model patent with patent application number 202120171291.6 discloses a grain depot warehouse heat preservation device with temperature regulation effect, which comprises a heat preservation plate attached to the inner wall of the grain depot. The heat preservation plate is provided with a vertical groove on the mounting surface for abutting against the inner wall, and the vertical groove is closed by the inner wall to form a gas passage for air circulation to form a temperature regulation effect. Due to the unevenness of the warehouse wall surface and the need to use foaming glue for bonding when attaching the heat preservation plate, it is easy to cause the wall surface to be not tightly attached to the heat preservation plate or the foaming glue to block the vertical groove, so that the gas passage is not independent and the gas is blocked or not communicated, affecting the air circulation in the air passage. Since the gas passage directly contacts the wall, it is still affected by the heat radiation of the wall heat conduction, thereby affecting the heat insulation effect. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at solving the defect that the air passage of the heat preservation plate of the existing warehouse inner wall heat insulation device is not tight or easily blocked after being attached to the warehouse wall, and provides a warehouse wall heat insulation plate with air passage not affected by the attachment of the warehouse wall.

[0004] To this end, the utility model discloses the following technical scheme: a grain depot inner wall surface heat insulating device, including fan, install long sheet shape heat insulating plate in the grain depot inner wall surface and install the lower airflow pipeline in the grain depot inner wall surface bottom, its characterized in that, the heat insulating plate is by the two layers of board body of inside and outside and is pasted together in the thickness direction, and the pasting surface of the inner layer board body and the outer layer board body is personally experienced sth, each personally experiences sth and is personally experienced sth to extend to the recess of multiple channels along the length direction of heat insulating plate, and the recess of multiple channels is arranged along the width direction of heat insulating plate, and the recess position on the inner layer board body and the outer layer board body corresponds and is spliced into multiple airflow channels, the lower airflow pipeline is connected with the end of heat insulating plate, and the bottom end outlet of all airflow channels is communicated with the inner chamber of the lower airflow pipeline, the air hole is set up on the pipe wall of the lower airflow pipeline, and the air hole is connected with the fan through the connecting pipe, the utility model discloses when using, multiple heat insulating plates are inserted and are spliced through the splicing convex rib and the splicing recess on both sides, and the heat insulating plate is connected with the inside wall of the storage warehouse through foaming glue or screw and is pasted, and the wall body and the grain heap in the storehouse are separated, the fan air inlet is arranged at the air outlet of the air conditioner installed in the storehouse, and the cold air sent by the air conditioner enters the airflow channel in the heat insulating plate after being transported by the fan, and the cold air flows through the airflow channel and forms circulating air flow with the air in the storehouse, and the heat conduction of the wall body is insulated and cooled together.

[0005] The top end outlet of all airflow channels is located at the top end of the heat insulating plate, and the top end of the heat insulating plate is provided with an airflow adjusting mechanism for adjusting the size of the top end outlet of the airflow channel.

[0006] The airflow adjusting mechanism comprises a fixed plate and a sliding plate, and the fixed plate and the sliding plate are provided with through holes corresponding to the airflow channel, the sliding plate is stacked on the fixed plate and guided and limited by a sliding guide limiting mechanism, the corresponding through area of the through holes of the fixed plate and the sliding plate is changed by sliding the sliding plate, so that the size of the airflow in the airflow channel can be adjusted.

[0007] The through holes on the fixed plate or the sliding plate are mesh holes, and the density of the mesh holes meets the requirement of preventing grains from passing through.

[0008] The sliding guide limiting mechanism comprises a waist-shaped hole arranged on the sliding plate and a screw screwed on the fixed plate, the length direction of the waist-shaped hole is consistent with the sliding direction of the sliding plate, and the screw is arranged in the waist-shaped hole. The relative position of the sliding plate and the fixed plate is fixed by tightening the screw, and the sliding plate can be slid and guided by loosening the screw.

[0009] The connecting pipe comprises a main pipe, a distribution pipe and branch pipes, the main pipe is connected with the fan, the distribution pipe is connected with the main pipe, the distribution pipe is connected with the branch pipes, a valve is arranged on the distribution pipe corresponding to each branch pipe, and the on-off of each branch pipe can be controlled individually.

[0010] The grain depot inner wall surface heat insulation device comprises a fan, a long sheet-shaped heat insulation plate installed on the inner wall surface of the grain depot, an upper airflow pipeline and a lower airflow pipeline, the upper airflow pipeline and the lower airflow pipeline are connected with the end of the heat insulation plate respectively, characterized in that the heat insulation plate is composed of two inner and outer plate bodies in the thickness direction, a plurality of grooves extending along the length direction of the heat insulation plate are arranged on the abutting surface of the inner and outer plate bodies respectively, the grooves on the inner and outer plate bodies are correspondingly spliced into a plurality of airflow channels in the width direction of the heat insulation plate, the top end outlet of the airflow channel is communicated with the inner cavity of the upper airflow pipeline, the bottom end outlet of the airflow channel is communicated with the inner cavity of the lower airflow pipeline, the upper airflow pipeline is divided into two segments which are not communicated with each other, the air holes are arranged on the wall of each segment of the upper airflow pipeline, at least one air hole is connected with the fan through a connecting pipe, the airflow in the airflow channel on part of the heat insulation plate flows downward, and the airflow in the airflow channel on part of the heat insulation plate flows upward.

[0011] The upper airflow pipeline and the lower airflow pipeline are profiled materials, one side of the profiled material is opened for matching connection with the heat insulation plate.

[0012] The two sides in the width direction of the heat insulation plate are respectively provided with splicing convex ribs and splicing grooves, the splicing convex ribs and the splicing grooves on the two heat insulation plates can be matched with each other, and the splicing of the heat insulation plates is realized through the insertion and matching of the splicing convex ribs and the splicing grooves.

[0013] The grain depot inner wall surface heat insulation device comprises a fan, a long sheet-shaped heat insulation plate installed on the inner wall surface of the grain depot, an upper airflow pipeline and a lower airflow pipeline, the lower airflow pipeline is connected with the end of the heat insulation plate, characterized in that the heat insulation plate is composed of two inner and outer plate bodies in the thickness direction, a plurality of grooves extending along the length direction of the heat insulation plate are arranged on the abutting surface of the inner and outer plate bodies respectively, the grooves on the inner and outer plate bodies are correspondingly spliced into a plurality of airflow channels in the width direction of the heat insulation plate, the bottom end outlet of the airflow channel is communicated with the inner cavity of the lower airflow pipeline, the upper airflow pipeline is connected with the end of part of the heat insulation plate, part of the top end outlet of the airflow channel is communicated with the inner cavity of the upper airflow pipeline, air holes are arranged on the wall of the upper airflow pipeline, the air holes are connected with the fan through connecting pipes, the airflow in the airflow channel on part of the heat insulation plate flows downward, and the airflow in the airflow channel on part of the heat insulation plate flows upward.

[0014] The top end of the heat insulation plate which is not connected with the upper airflow pipeline is provided with an airflow adjusting mechanism for adjusting the size of the top end outlet of the airflow channel.

[0015] The utility model discares the following beneficial effects: through the adhesion of two layers of board and the establishment of groove on the adhesion surface, the airflow channel is not in direct contact with the wall surface, the use amount of adhesive for installation can be adjusted according to the flatness of the wall surface, and the adhesive for installation will not cause the blockage of the airflow channel on the heat insulation board; the adhesion surface of the two layers of board can be closely adhered, the air mixing between the airflow channels is prevented, the airflow circulation efficiency and effect are improved, and the heat insulation and cooling effect is improved; the inner layer board body forms a barrier between the wall and the airflow channel, the cold air in the airflow channel is not directly affected by the heat radiation of the wall, and the heat insulation and cooling effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is the three-dimensional structure schematic diagram of the local of the grain storehouse of the utility model embodiment one.

[0017] Figure 2 is the structure schematic diagram of the front direction of the local of the grain storehouse of the utility model embodiment one.

[0018] Figure 3 is the A-A direction section view of Figure 2 .

[0019] Figure 4 is the B-B direction section view of Figure 2 .

[0020] Figure 5 is the local enlarged view of a in Figure 1 .

[0021] Figure 6 is the local enlarged view of b in Figure 3 .

[0022] Figure 7 is the local enlarged view of c in Figure 4 .

[0023] Figure 8 is the three-dimensional structure schematic diagram of the local of the grain storehouse of the utility model embodiment two.

[0024] Figure 9 is the three-dimensional structure schematic diagram of the local of the grain storehouse of the utility model embodiment three.

[0025] The same part in the three kinds of embodiment drawings is same. DETAILED DESCRIPTION

[0026] The specific embodiments of the utility model are described in detail below in combination with the drawings, and the described embodiments are only the description and explanation of the invention, and do not constitute the only limitation of the invention.

[0027] Embodiment one

[0028] As Figures 1-7 shown, the utility model is a kind of grain depot inner wall surface heat insulation device, including fan 6, install in the long sheet shape heat insulation plate 3 of grain depot inner wall surface and install in the lower airflow pipeline 11 of grain depot inner wall surface bottom end, heat insulation plate 3 is by inner layer board body 31 and outer layer board body 32 through glue bonding and pasting composition in thickness direction, the pasting surface of inner layer board body and outer layer board body is respectively provided with the multiple grooves extending along the length direction of heat insulation plate, multiple grooves are arranged along the width direction of heat insulation plate, and the groove position on inner layer board body and outer layer board body corresponds and is spliced into multiple airflow passages. The two sides in the width direction of heat insulation plate 3 are provided with splicing convex rib and splicing groove respectively, and the splicing convex rib and splicing groove on the two heat insulation plates can be matched, and the splicing of heat insulation plate is realized by the insertion and matching of splicing convex rib and splicing groove, and the wall surface of each side wall body 1 of storehouse is fixedly installed multiple heat insulation plates by foaming glue or screw to splice, and heat insulation plate separates the wall body and grain pile in storehouse.

[0029] Lower airflow pipeline 11 is thin-walled long strip shape aluminum alloy section bar, and the section bar cross section is U-shaped to form one side opening, and the two side walls of the opening are connected with the bottom end of heat insulation plate 3, so that the bottom end outlet of airflow passage is communicated with the inner cavity of lower airflow pipeline 11. Lower airflow pipeline 11 and storehouse ground 2 are supported and smoothed by cement pad joint. Ventilation hole is formed in the pipe wall of lower airflow pipeline 11, and the ventilation hole is connected with fan 6 through connecting pipe. The connecting pipe includes main pipe 5, distribution pipe 4 and branch pipe 10, the main pipe is connected with fan, the distribution pipe is connected with main pipe, the distribution pipe is connected with multiple branch pipes, and a valve 7 is installed on the distribution pipe corresponding to each branch pipe, so that the on-off of each branch pipe can be controlled separately.

[0030] The top end outlet of airflow passage is located at the top end of heat insulation plate 3, and the top end of heat insulation plate 3 is provided with airflow adjusting mechanism for adjusting the size of top end outlet of airflow passage. The airflow adjusting mechanism includes fixed plate 9 and sliding plate 8, and the through holes corresponding to the airflow passage are formed in the fixed plate and the sliding plate. The through hole in the fixed plate is provided with a screen to make the through hole into a mesh hole, and the density of the screen meets the requirement of preventing grains from passing through. A waist-shaped hole is formed in each corner of each sliding plate 8, and the length direction of the waist-shaped hole is consistent with the sliding direction of the sliding plate. The sliding plate 8 is stacked on the fixed plate 9, the screw is screwed in the waist-shaped hole, and the screw is screwed in the fixed plate. The relative position of the sliding plate and the fixed plate is fixed by tightening the screw. After loosening the screw, the waist-shaped hole and the screw form a sliding guide limiting mechanism to guide and limit the sliding of the sliding plate. By sliding the sliding plate, the corresponding through area of the through holes of the fixed plate and the sliding plate can be changed, so that the size of the airflow in the airflow passage can be adjusted.

[0031] The utility model uses, fan air inlet is arranged in the air outlet of the air conditioner installed in the warehouse, the cold air sent by the air conditioner enters the lower air flow pipeline 11 connected with the fan after being delivered by the fan, is distributed into the air flow channel in the heat insulation board through the lower air flow pipeline 11, and the cold air flows through the air flow channel and forms the circulating air flow with the air in the warehouse, and the board body plays the heat insulation cooling effect of heat conduction to the wall body together.

[0032] Embodiment two

[0033] As Figure 8 The utility model discloses a fan 6, install in the long sheet shape heat insulation board 3 of granary inner wall, upper air flow pipeline 12 and lower air flow pipeline 11, upper air flow pipeline 12 and lower air flow pipeline 11 are connected with the top end and bottom end of heat insulation board 3 respectively, and heat insulation board 3 and lower air flow pipeline 11 are same with the heat insulation board and lower air flow pipeline used in embodiment one. The upper air flow pipeline 12 is thin-walled long strip shape aluminum alloy section bar, and the section bar cross section is U-shaped and forms one side opening, and the two side walls of the opening are connected with the top end of heat insulation board 3 and are connected with the bottom end of heat insulation board 3, so that the top end outlet of the air flow channel is communicated with the inner chamber of the upper air flow pipeline. The two side walls of the section bar one side opening of lower air flow pipeline 11 are connected with the bottom end of heat insulation board 3, so that the bottom end outlet of the air flow channel is communicated with the inner chamber of the lower air flow pipeline. The upper air flow pipeline 12 is divided into two sections not communicated with each other, and the pipe wall of each section of the upper air flow pipeline 12 is provided with a vent hole, and one of the vent holes is connected with the fan 6 through a connecting pipe. When using, the fan air inlet is arranged in the air outlet of the air conditioner installed in the warehouse, the cold air sent by the air conditioner enters the upper air flow pipeline 12 connected with the fan after being delivered by the fan, is distributed into the air flow channel in the heat insulation board connected with the section of the upper air flow pipeline 12 through the section of the upper air flow pipeline 12, forms the air flow in the air flow channel on the part of heat insulation board and goes down, and the air flow in the part of air flow channel is delivered to the air flow channel on another part of heat insulation board through the collection of lower air flow pipeline 11, and the air flow in the part of air flow channel goes up and forms the circulating air flow with the air in the warehouse.

[0034] Embodiment three

[0035] As Figure 9As shown, the utility model includes fan 6, install in the long piece shape heat insulation board 3 of granary inner wall surface, upper airflow pipeline 12 and lower airflow pipeline 11, lower airflow pipeline 11 is connected with the bottom end end part of heat insulation board 3, heat insulation board 3 and lower airflow pipeline 11 are same with the heat insulation board and lower airflow pipeline used in embodiment one. The two side walls of the open side of lower airflow pipeline 11 profile are connected with the bottom end end part of heat insulation board 3, make the bottom end export of airflow channel and the inner chamber of lower airflow pipeline communicate. Upper airflow pipeline 12 is thin-walled long strip shape aluminum alloy profile, the profile cross section is U type and forms one side open, the two side walls of the open are connected with the top end end part of partial heat insulation board 3, make the top end export of partial airflow channel and the inner chamber of upper airflow pipeline communicate. Upper airflow pipeline 12 pipe wall is provided with air hole, and the air hole is connected with fan 6 through connecting pipe. The top end of heat insulation board 3 not connected with upper airflow pipeline 12 is installed with same airflow regulating mechanism with embodiment one. When using, fan air inlet is set to the outlet of air conditioner installed in the warehouse, and the cold air sent by air conditioner is sent into upper airflow pipeline 12 connected with fan after being sent by fan, is distributed into the airflow channel in the heat insulation board connected with upper airflow pipeline 12 through upper airflow pipeline 12, forms the airflow down in the airflow channel on this part heat insulation board, and the airflow in this part airflow channel is sent to the airflow channel on the heat insulation board of another part top end installation airflow regulating mechanism through the collection of lower airflow pipeline 11, and the airflow in this part airflow channel is circulated with the air in the warehouse after upgoing.

Claims

1. A grain depot inner wall insulation device, comprising a fan, a long sheet-shaped insulation board installed on the grain depot inner wall, and a downflow pipe installed at the bottom end of the grain depot inner wall, characterized in that: The insulation board is composed of an inner and outer layer of plates bonded together in the thickness direction. The bonding surfaces of the inner and outer layers are each provided with a plurality of grooves extending along the length direction of the insulation board. The plurality of grooves are arranged along the width direction of the insulation board. The groove positions on the inner and outer layers correspond to each other and are assembled into a plurality of airflow channels; the lower airflow pipe is connected to the end of the insulation board, and the bottom outlets of all airflow channels are connected to the inner cavity of the lower airflow pipe; the wall of the lower airflow pipe is provided with air vents, which are connected to the fan through connecting pipes.

2. A grain storage wall insulation device according to claim 1, characterized in that: The top outlets of all air flow channels are located at the top of the heat insulation board, and an air flow regulating mechanism for regulating the size of the top outlets of the air flow channels is installed at the top of the heat insulation board.

3. The grain storage wall heat insulation device according to claim 1, characterized in that: The connecting pipes include a main pipe, a distribution pipe and a branch pipe. The main pipe is connected to the fan, the distribution pipe is connected to the main pipe, and the distribution pipe is connected to multiple branch pipes. A valve is installed on the distribution pipe corresponding to each branch pipe, which can control the on and off of each branch pipe individually.

4. The grain storage wall heat insulation device according to claim 1, characterized in that: The downflow pipeline is a profile, and one side of the profile is open for connection with the heat insulation board.

5. A heat insulation device for the inner wall of a grain depot, comprising a fan, a long sheet-shaped heat insulation board mounted on the inner wall of the grain depot, an upper airflow pipe and a lower airflow pipe, wherein the upper airflow pipe and the lower airflow pipe are respectively connected to the ends of the heat insulation board, wherein: The insulation board is composed of an inner and outer layer of plates bonded together in the thickness direction. The bonding surfaces of the inner and outer layers are each provided with a plurality of grooves extending along the length direction of the insulation board. The plurality of grooves are arranged along the width direction of the insulation board. The groove positions on the inner and outer layers correspond to each other to form a plurality of air flow channels. The top outlet of the air flow channel is connected to the inner cavity of the upper air flow pipe, and the bottom outlet of the air flow channel is connected to the inner cavity of the lower air flow pipe; the upper air flow pipe is divided into two sections that are not connected to each other, and a vent is provided on the wall of each section of the upper air flow pipe, and at least one of the vents is connected to the fan through a connecting pipe, forming a downward airflow in the air flow channel on part of the insulation board and an upward airflow in the air flow channel on part of the insulation board.

6. A heat insulation device for the inner wall of a grain depot, comprising a fan, a long sheet-shaped heat insulation board mounted on the inner wall of the grain depot, an upper airflow pipe and a lower airflow pipe, wherein the lower airflow pipe is connected to the end of the heat insulation board, and is characterized in that: The insulation board is composed of an inner and outer layer of plates bonded together in the thickness direction. The bonding surfaces of the inner and outer layers are each provided with a plurality of grooves extending along the length direction of the insulation board. The plurality of grooves are arranged along the width direction of the insulation board. The groove positions on the inner and outer layers correspond to each other and are assembled into a plurality of airflow channels. The bottom outlet of the airflow channel is connected to the inner cavity of the lower airflow pipe, the upper airflow pipe is connected to part of the end of the insulation board, and part of the top outlet of the airflow channel is connected to the inner cavity of the upper airflow pipe; the wall of the upper airflow pipe is provided with air vents, which are connected to the fan through connecting pipes, forming a downward airflow in the airflow channel on part of the insulation board and an upward airflow in the airflow channel on part of the insulation board.

7. A grain storage wall insulation device according to claim 6, characterized in that: An airflow regulating mechanism for regulating the size of the top outlet of the airflow channel is installed on the top of the heat insulation plate that is not connected to the upper airflow pipeline.

8. A grain storage wall insulation device according to claim 2 or 7, characterized in that: The airflow regulating mechanism includes a fixed plate and a sliding plate, and through holes corresponding to the airflow channel are provided on the fixed plate and the sliding plate. The sliding plate is superimposed on the fixed plate and guided and limited by a sliding guide limiting mechanism. The corresponding through-area of ​​the through holes of the fixed plate and the sliding plate is changed by sliding the sliding plate, so that the airflow size in the airflow channel can be adjusted.

9. The grain storage wall heat insulation device according to claim 8, characterized in that: The through holes on the fixed plate or the through holes on the sliding plate are mesh holes, and the density thereof is sufficient to ensure that grains cannot pass through.

10. The grain storage wall heat insulation device according to claim 9, characterized in that: The sliding guide limiting mechanism includes a waist-shaped hole arranged on the sliding plate and a screw screwed on the fixed plate. The length direction of the waist-shaped hole is consistent with the sliding direction of the sliding plate, and the screw is passed through the waist-shaped hole.

11. A grain depot inner wall thermal insulation device according to claim 5 or 6, characterized in that: The upper airflow pipeline and the lower airflow pipeline are profiles, and one side of the profile is opened for connecting with the heat insulation board.

12. A grain storage wall insulation device according to claim 1, 5 or 6, characterized in that: The insulation boards are provided with splicing ridges and splicing grooves on both sides in the width direction respectively. The splicing ridges and splicing grooves on the two insulation boards can cooperate with each other, and the splicing of the insulation boards is achieved by plugging and splicing the splicing ridges and splicing grooves.

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