CN212320309U - Negative pressure type air supply structure for low-temperature circulating grain dryer - Google Patents
Negative pressure type air supply structure for low-temperature circulating grain dryer Download PDFInfo
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- CN212320309U CN212320309U CN202020656971.2U CN202020656971U CN212320309U CN 212320309 U CN212320309 U CN 212320309U CN 202020656971 U CN202020656971 U CN 202020656971U CN 212320309 U CN212320309 U CN 212320309U
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- negative pressure
- air supply
- supply structure
- storehouse
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Abstract
The utility model discloses a low temperature circulation negative pressure formula air supply structure for grain drier, including the storehouse body, top storehouse and exhaust fan, driving motor is installed through the mount pad to storehouse internal bottom, driving motor's power take off end is connected with the mounting panel, there is electronic digital display scale at the mounting panel top through the mounting screw, the electronic digital display scale top is fixed with the fixed disk through countersunk screw installation, the opening has been seted up to storehouse body one end, the storehouse body other end has exhaust fan through the pipe connection, the converter is installed through the dead lever in the exhaust fan upper end, there is a storehouse at storehouse body top both ends through the mounting screw. The utility model discloses shock attenuation effect during operation is good, and stability is good, can conveniently weigh cereal, can also adjust the rotational speed of fan according to the cereal weight that obtains, and dustproof effect is good, and thermal-insulated effectual is fit for being extensively promoted and used.
Description
Technical Field
The utility model relates to a grain drying device technical field, in particular to negative pressure formula air supply structure for low temperature circulation grain drying machine.
Background
In order to perform low-temperature circulation drying on grains and prevent water vapor from causing adverse effects on the grains, the grains need to be ventilated and dehumidified by a dryer, and therefore, an air supply structure is very important.
Patent number CN201620697491.4 discloses a continuous desiccator of built-in heating device's cereal negative pressure, has realized "journey", "segmentation" drying of cereal, has reached "balanced", "even" drying of cereal, has realized the "continuous" drying of cereal, and heating device's heat source carrier is comparatively extensive.
Although the drier realizes the split-range and segmented drying of the grains, achieves the balanced and uniform drying of the grains, realizes the continuous drying of the grains, and has wider heat source carriers of the heating device, the drier has the following defects: 1. the damping effect is poor and the stability is poor during operation; 2. the weighing of the grains cannot be facilitated, and the rotating speed of the fan cannot be adjusted according to the weighed grain weight; 3. the dustproof effect is not good; 4. the heat insulation effect is poor, and the internal temperature of the bin body is easily influenced by the external temperature. Therefore, a negative pressure type air supply structure for the low-temperature circulation grain dryer is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a low temperature circulation negative pressure formula air supply structure for grain drier can effectively solve the problem in the technical background.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a negative pressure type air supply structure for a low-temperature circulation grain dryer comprises a bin body, a top bin and an air draft fan, wherein a driving motor is installed at the bottom in the bin body through an installation seat, the power output end of the driving motor is connected with an installation plate, an electronic digital display scale is installed at the top of the installation plate through screws, a fixed disc is installed and fixed at the top of the electronic digital display scale through countersunk screws, an opening is formed in one end of the bin body, the other end of the bin body is connected with the air draft fan through a pipeline, a frequency converter is installed at the upper end of the air draft fan through a fixed rod, the top bin is installed at two ends of the top of the bin body through screws, dust screens are installed at two ends of the top bin through installation grooves, the top of the bin body is connected with an air inlet through a, the fixed sleeve bottom welding has the bottom piece, the reserve tank that corresponds with the fixed column is seted up on the fixed sleeve top and the reserve tank inner wall is fixed with the rubber gasket through glue, bottom piece top both ends are run through and are provided with the installation screw, be provided with the heat insulating board in the casing of the storehouse body.
Further, the heat insulation plate is made of a polyurethane heat insulation plate material.
Further, the welding of fixed disk top has the baffle, the quantity of baffle specifically sets up to the multiunit and is circumference evenly distributed at the fixed disk top.
Furthermore, an installation block is welded on one side of the top end of the bin body, a bin door is installed on one side of the installation block through a rotating shaft, and the bin door is located on the outer side of the opening.
Furthermore, the power output end of the frequency converter is electrically connected with the power input end of the air draft fan through a wire.
Furthermore, an acrylic transparent plate is arranged at the position, corresponding to the electronic digital display scale, of the bin body through a screw.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. through setting up the fixed column, the fixed sleeve, rubber gasket and installation screw, personnel utilize outside bolt to pass the installation screw, install the bottom block subaerial, when exhaust fan and driving motor during operation, can produce vibration transmission to the fixed column on, utilize the fixed rubber gasket of the reservation inslot inner wall that the fixed sleeve top was seted up, can conveniently carry on spacingly to the fixed column, and rubber gasket can effective absorption vibration, thereby promote the shock attenuation effect of this air supply structure during operation greatly, stability when having improved the operation.
2. Through setting up the electronic digital display balance, the fixed disk, induced draft fan and converter, utilize the convenient cereal of placing on the fixed disk of electronic digital display balance to weigh, and show numerical value, the personnel see through the ya keli transparent plate and can observe the numerical value that shows on the electronic digital display balance, thereby according to the cereal of different weight, adjust the numerical value of converter, thereby can adjust induced draft fan's rotational speed, the gaseous volume of outside suction in the regulation unit interval, and then can adjust the internal gaseous intensity in unit interval, convenient energy-conservation.
3. Through setting up a storehouse and dust screen, utilize the dust screen of storehouse both ends installation on the top, can effectively block the granule dust when the air intake admits air to effectively promote dustproof effect, personnel can dismantle the screw, will push up the storehouse and wash after demolising from storehouse body top, the used repeatedly of being convenient for.
4. Through setting up the heat insulating board, the heat insulating board that utilizes the installation in the storehouse body casing is made for the polyurethane insulation board material, can promote the thermal-insulated effect in the storehouse body to reduce the influence to the internal production in storehouse when making external temperature higher or lower, be favorable to keeping the temperature in the storehouse better, thereby do benefit to and carry out the drying.
Drawings
Fig. 1 is the overall structure schematic diagram of the negative pressure type air supply structure for the low temperature circulation grain drier.
Fig. 2 is a schematic plan view of the fixing disk of the negative pressure type air supply structure for the low temperature circulation grain drier.
Fig. 3 is the utility model discloses a low temperature circulation negative pressure formula air supply structure's ya keli transparent plate schematic diagram for grain drier.
In the figure: 1. a bin body; 2. a heat insulation plate; 3. mounting blocks; 4. a bin gate; 5. an opening; 6. a connecting rod; 7. fixing a column; 8. fixing the sleeve; 9. a rubber gasket; 10. a bottom block; 11. mounting a screw hole; 12. a drive motor; 13. an electronic digital display scale; 14. fixing the disc; 15. countersunk head screws; 16. a partition plate; 17. carrying out top bin; 18. a dust screen; 19. an air inlet; 20. an air draft fan; 21. a frequency converter; 22. an acrylic transparent plate; 23. and (7) mounting the plate.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, a negative pressure type air supply structure for a low temperature circulation grain drier comprises a bin body 1, a top bin 17 and an air draft fan 20, wherein a driving motor 12 is installed at the bottom in the bin body 1 through a mounting seat, a power output end of the driving motor 12 is connected with a mounting plate 23, an electronic digital display scale 13 is installed at the top of the mounting plate 23 through screws, a fixed disc 14 is fixedly installed at the top of the electronic digital display scale 13 through a countersunk screw 15, an opening 5 is formed at one end of the bin body 1, the other end of the bin body 1 is connected with the air draft fan 20 through a pipeline, a frequency converter 21 is installed at the upper end of the air draft fan 20 through a fixed rod, the top bin 17 is installed at the two ends of the top of the bin body 1 through screws, a dust screen 18 is installed at the two ends of the top bin 17 through, the bin body 1 bottom both sides all are connected with fixed column 7 through connecting rod 6, the 7 bottom outsides of fixed column are provided with fixed sleeve 8, the welding of fixed sleeve 8 bottom has bottom block 10, the reservation tank and the reservation tank inner wall that correspond with fixed column 7 are seted up on the 8 top of fixed sleeve are fixed with rubber gasket 9 through glue, bottom block 10 top both ends are run through and are provided with installation screw 11, be provided with heat insulating board 2 in the casing of the bin body 1.
The heat insulation plate 2 is made of a polyurethane heat insulation plate material.
As shown in fig. 1, the thermal insulation board 2 installed in the bin body 1 is made of a polyurethane thermal insulation board material, so that the thermal insulation effect of the bin body 1 can be improved, the influence on the bin body 1 caused by higher or lower external temperature is reduced, the temperature in the bin body 1 can be kept better, and drying is facilitated.
Wherein, the welding of fixed disk 14 top has baffle 16, the quantity of baffle 16 specifically sets up to the multiunit and is circumference evenly distributed at fixed disk 14 top.
In this embodiment, as shown in fig. 1 and 2, the partition 16 is used to separate grains when the grains are loaded into the top of the fixed tray 14, so as to prevent the grains from being stacked too much on the top of the fixed tray 14 and causing poor drying effect in the center of the grain stack.
Wherein, the welding of 1 top one side in storehouse body has installation piece 3 and installation piece 3 one side installs door 4 through the pivot, door 4 is located the opening 5 outsides.
In this embodiment, as shown in fig. 1, a person rotates the rotating shaft to open and close the bin door 4, thereby opening and closing the opening 5.
The power output end of the frequency converter 21 is electrically connected with the power input end of the exhaust fan 20 through a wire.
In this embodiment, as shown in fig. 1, the value of the frequency converter 21 is adjusted, so that the rotating speed of the exhaust fan 20 can be adjusted, the amount of the gas sucked out in a unit time can be adjusted, the intensity of the gas entering the cabin 1 in a unit time can be adjusted, and the energy saving is facilitated.
An acrylic transparent plate 22 is mounted at the position, corresponding to the electronic digital display scale 13, of the bin body 1 through screws.
In this embodiment, as shown in fig. 1 and 3, a person can observe the numerical value displayed on the digital display scale 13 through the transparent acrylic plate 22.
It should be noted that the utility model relates to a negative pressure type air supply structure for low temperature circulation grain drier, during operation, the rotating shaft is rotated, the door 4 outside the opening 5 is opened, the door 4 is closed after the grain is placed on the top of the fixed tray 14, the driving motor 12 is opened, the power output end conveniently drives the grain on the fixed tray 14 to rotate during operation, the air draft fan 20 is opened to draw out the air in the bin body 1, negative pressure is formed in the bin body 1, the air outside the bin body 1 can be sent into the bin body 1 through the air inlet 19 by the external atmospheric pressure, the grain is dried, the bottom block 10 is installed on the ground by the personnel using the external bolt to pass through the installation screw hole 11, when the air draft fan 20 and the driving motor 12 work, vibration is generated and transmitted to the fixed column 7, the rubber gasket 9 fixed by the inner wall of the reserved groove arranged on the top of the fixed sleeve 8 is used to conveniently limit, the rubber gasket 9 can effectively absorb vibration, so that the damping effect of the air supply structure during working is greatly improved, the stability during operation is improved, the electronic digital display scale 13 (manufactured by Shanghai Xin Heng Hei electronic Co., Ltd., model XK3190-C8) is utilized to conveniently weigh grains placed on the fixed disk 14 and display numerical values, personnel can observe the numerical values displayed on the electronic digital display scale 13 through the acrylic transparent plate 22, so that the numerical values of the frequency converter 21 (manufactured by Hangzhou three-department frequency conversion technology Co., Ltd., model SKI600) can be adjusted according to the grains with different weights, the rotating speed of the air draft fan 20 can be adjusted, the amount of the gas sucked out in unit time can be adjusted, the strength of the gas entering the bin body 1 in unit time can be adjusted, the air supply structure is convenient and energy-saving, the dust screens 18 arranged at the two ends of the top bin 17 can effectively block particle dust when the air inlet 19 supplies air, thereby effectively promote dustproof effect, utilize the heat insulating board 2 of installation in the storehouse body 1 casing to make for the polyurethane insulation board material, can promote the thermal-insulated effect of the storehouse body 1 to reduce the influence to the production in the storehouse body 1 when making the external temperature higher or lower, be favorable to keeping the temperature in the storehouse body 1 better, thereby do benefit to and carry out the drying.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a low temperature circulation negative pressure formula air supply structure for grain drier, includes the storehouse body (1), pushes up storehouse (17) and exhaust fan (20), its characterized in that: the automatic dust-proof cabin is characterized in that a driving motor (12) is installed at the bottom in the cabin body (1) through a mounting seat, a power output end of the driving motor (12) is connected with a mounting plate (23), an electronic digital display scale (13) is installed at the top of the mounting plate (23) through screws, a fixed disc (14) is installed and fixed at the top of the electronic digital display scale (13) through countersunk screws (15), an opening (5) is formed in one end of the cabin body (1), an air draft fan (20) is connected at the other end of the cabin body (1) through a pipeline, a frequency converter (21) is installed at the upper end of the air draft fan (20) through a fixed bar, a top cabin (17) is installed at two ends of the top of the cabin body (1) through screws, dust-proof nets (18) are installed at two ends of the top cabin (17) through mounting grooves, the bin body (1) bottom both sides all are connected with fixed column (7) through connecting rod (6), the fixed column (7) bottom outside is provided with fixed sleeve (8), the welding of fixed sleeve (8) bottom has bottom block (10), the reserve tank that corresponds with fixed column (7) and reserve tank inner wall are seted up on fixed sleeve (8) top and are fixed with rubber gasket (9) through glue, bottom block (10) top both ends are run through and are provided with installation screw (11), be provided with heat insulating board (2) in the casing of the bin body (1).
2. The negative pressure type air supply structure for the low-temperature circulation grain dryer as claimed in claim 1, wherein: the heat insulation plate (2) is made of a polyurethane heat insulation plate material.
3. The negative pressure type air supply structure for the low-temperature circulation grain dryer as claimed in claim 1, wherein: the top of the fixed disk (14) is welded with a partition plate (16), and the number of the partition plates (16) is specifically set into multiple groups and is circumferentially and uniformly distributed on the top of the fixed disk (14).
4. The negative pressure type air supply structure for the low-temperature circulation grain dryer as claimed in claim 1, wherein: the bin door is characterized in that one side of the top end of the bin body (1) is welded with an installation block (3) and one side of the installation block (3) is provided with a bin door (4) through a rotating shaft, and the bin door (4) is located on the outer side of the opening (5).
5. The negative pressure type air supply structure for the low-temperature circulation grain dryer as claimed in claim 1, wherein: and the power output end of the frequency converter (21) is electrically connected with the power input end of the air exhaust fan (20) through a wire.
6. The negative pressure type air supply structure for the low-temperature circulation grain dryer as claimed in claim 1, wherein: and an acrylic transparent plate (22) is arranged at the position, corresponding to the electronic digital display scale (13), of the bin body (1) through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020656971.2U CN212320309U (en) | 2020-04-27 | 2020-04-27 | Negative pressure type air supply structure for low-temperature circulating grain dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020656971.2U CN212320309U (en) | 2020-04-27 | 2020-04-27 | Negative pressure type air supply structure for low-temperature circulating grain dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212320309U true CN212320309U (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020656971.2U Expired - Fee Related CN212320309U (en) | 2020-04-27 | 2020-04-27 | Negative pressure type air supply structure for low-temperature circulating grain dryer |
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| Country | Link |
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| CN (1) | CN212320309U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115560570A (en) * | 2022-10-17 | 2023-01-03 | 江西龙城农业发展有限公司 | Drying device for rice processing |
-
2020
- 2020-04-27 CN CN202020656971.2U patent/CN212320309U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115560570A (en) * | 2022-10-17 | 2023-01-03 | 江西龙城农业发展有限公司 | Drying device for rice processing |
| CN115560570B (en) * | 2022-10-17 | 2024-04-12 | 江西龙城农业发展有限公司 | Drying device is used in rice processing |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210108 Termination date: 20210427 |