CN216282522U - Plate type heat exchange device of grain dryer - Google Patents
Plate type heat exchange device of grain dryer Download PDFInfo
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- CN216282522U CN216282522U CN202122856602.5U CN202122856602U CN216282522U CN 216282522 U CN216282522 U CN 216282522U CN 202122856602 U CN202122856602 U CN 202122856602U CN 216282522 U CN216282522 U CN 216282522U
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Abstract
The utility model relates to grain drying and discloses a plate type heat exchange device of a grain dryer, which comprises a shell and a heat exchange plate, wherein the top wall of an inner cavity of the shell is fixedly connected with the top of the heat exchange plate, the bottom of the heat exchange plate is fixedly connected with the bottom wall of the inner cavity of the shell, the top of the heat exchange plate is provided with a hole and is fixedly connected with the outer surface of a sealing ring through the hole, the center of the sealing ring is provided with a hole and is fixedly connected with the bottom of a first transmission pipe through the hole, the top of the first transmission pipe penetrates through the hole formed in the top of the shell and is fixedly connected with the shell, the top of the first transmission pipe penetrates through the hole formed in the bottom of an air inlet pipe and is fixedly connected with the air inlet pipe, the bottom of the sealing ring is provided with a hole, the sealing ring is fixedly arranged in the hole and is fixedly communicated with the top of a second transmission pipe through the hole formed in the center, and the bottom of the second transmission pipe penetrates through the hole formed in the top of the exhaust pipe and is fixedly connected with the exhaust pipe. The utility model has the function of drying the grains uniformly.
Description
Technical Field
The utility model relates to grain drying, in particular to a plate type heat exchange device of a grain dryer.
Background
Grain is in devices such as granary in winter in order to store generally can fall, it damages to place grain and make damp, but current granary leads to grain can make damp because of needs frequent switch, so generally can install a drying device additional in the granary, current drying device can not play the effect of even stoving to accumulational grain, lead to the grain of below to make damp easily and damage, for solving above-mentioned problem, we propose a plate heat transfer device of grain drying-machine.
SUMMERY OF THE UTILITY MODEL
A plate type heat exchange device of a grain dryer comprises a shell and a heat exchange plate, wherein the top wall of an inner cavity of the shell is fixedly connected with the top of the heat exchange plate, the bottom of the heat exchange plate is fixedly connected with the bottom wall of the inner cavity of the shell, the top of the heat exchange plate is provided with a hole and is fixedly connected with the outer surface of the sealing ring through the hole, the center of the sealing ring is provided with a hole and is fixedly connected with the bottom of the first transmission pipe through the hole, the top of the first transmission pipe penetrates through a hole formed in the top of the shell and is fixedly connected with the shell, the top of the first transmission pipe penetrates through a hole formed in the bottom of the air inlet pipe and is fixedly connected with the air inlet pipe, the bottom of the sealing ring is provided with a hole, the sealing ring is fixedly arranged in the hole and is fixedly communicated with the top of the second transmission pipe through the hole arranged at the center, the bottom of the second transmission pipe penetrates through a hole formed in the top of the exhaust pipe and is fixedly connected with the exhaust pipe.
Preferably, a stop valve is fixedly installed on the outer surface of the first transmission pipe, a one-way valve is fixedly installed on the outer surface of the second transmission pipe, and the one-way valve is set to be communicated from top to bottom.
Preferably, the left end of the air inlet pipe is fixedly connected with the existing heating device, the left end of the exhaust pipe is fixedly connected with the existing heating device, and the air inlet pipe and the right end of the second transmission pipe are both closed ends.
Preferably, the left side of the shell is provided with a hole and is rotatably connected with the outer surface of the rotating rod through the hole, and the right end of the shell penetrates through a through hole formed in the heat exchange plate and is rotatably connected with the heat exchange plate through a sealing bearing.
Preferably, the number of the sealing rings is four and is fixedly installed in the shell according to a certain interval, a stirring rod is fixedly installed on the outer surface of the rotating rod, and the stirring rod is located between the two heat exchange plates.
Preferably, the left end of the rotating rod is fixedly connected with an output shaft of a motor, the motor is controlled by the existing timing starting and closing technology, and the motor is a self-locking motor.
Preferably, the bottom of the shell is provided with a hole and is in sliding connection with the top of the outer surface of the sealing block through the hole, the number of the sealing blocks is three, and every two sealing blocks are arranged between the heat exchange plates.
In summary, the following steps:
1. the starter motor, the output shaft of motor drive the bull stick rotatory, and the bull stick drives the puddler rotation, and the puddler drives grain and stirs in the inner chamber of casing for grain is even to be contacted with the heat transfer board, transmits to grain on through the temperature on the heat transfer board and grain is in the state of stirring always, has played the effect of evenly drying to grain.
2. Because the check valve is installed on the second transmission pipe, and hot gas is injected into in the first transmission pipe always toward the heat transfer board for the inside air current direction of heat transfer board is fixed, and the air that gets into in the second transmission pipe can not flow against the current, through the on-off control of the stop valve on the control first transmission pipe get into the flow of gas in the heat transfer board, because there is the difference in gas heat transfer effect and the effective time of temperature difference, can come the velocity of flow of adjustment according to the temperature of the gas of injecting into the heat transfer board, make the heat transfer reach the biggest effect.
Drawings
Fig. 1 is a schematic structural diagram of a plate type heat exchange device of a grain dryer of the present invention.
Fig. 2 is a top view of the paper heat exchanger board of fig. 1 of the present invention.
Description of reference numerals:
1. a housing; 2. a first transfer tube; 3. an air inlet pipe; 4. a stop valve; 5. a seal ring; 6. a heat exchange plate; 7. a second transfer pipe; 8. an exhaust pipe; 9. a one-way valve; 10. a rotating rod; 11. a stirring rod; 12. and (6) sealing the block.
Detailed Description
Referring to fig. 1-2, the present invention provides a new technical solution: a plate type heat exchange device of a grain dryer comprises a shell 1 and a heat exchange plate 6, wherein the top wall of an inner cavity of the shell 1 is fixedly connected with the top of the heat exchange plate 6, the bottom of the heat exchange plate 6 is fixedly connected with the bottom wall of the inner cavity of the shell 1, the heat exchange plate 6 is made of metal, the metal has higher heat conductivity and enables grains to be dried and heated, the top of the heat exchange plate 6 is provided with a hole and is fixedly connected with the outer surface of a sealing ring 5 through the hole, the center of the sealing ring 5 is provided with a hole and is fixedly connected with the bottom of a first transmission pipe 2 through the hole, the top of the first transmission pipe 2 penetrates through the hole formed in the top of the shell 1 and is fixedly connected with the shell 1, the top of the first transmission pipe 2 penetrates through the hole formed in the bottom of an air inlet pipe 3 and is fixedly connected with an air inlet pipe 3, the bottom of the sealing ring 5 is provided with a hole, the sealing ring 5 is fixedly installed in the hole and is fixedly communicated with the top of a second transmission pipe 7 through the hole formed in the center, the sealing ring 5 is used for increasing the sealing performance of the connection between the first transmission pipe 2 and the heat exchange plate 6 and between the second transmission pipe 7 and the heat exchange plate 6, preventing hot gas from overflowing to influence the drying effect, and the bottom of the second transmission pipe 7 penetrates through a hole formed in the top of the exhaust pipe 8 and is fixedly connected with the exhaust pipe 8.
The outer surface of the first transmission pipe 2 is fixedly provided with a stop valve 4, the stop valve 4 is used for connecting and disconnecting the communication relation between the first transmission pipe 2 and the heat exchange plate 6, the work is not influenced when hot gas is injected into the heat exchange plate 6, the heat exchange plate 6 forms a relatively closed space when the hot gas is not injected, the stop valve 4 also has the effect of controlling the flow rate, the flow rate can be controlled according to the temperature difference of the injected hot gas, the heat exchange effect is maximized, the outer surface of the second transmission pipe 7 is fixedly provided with a one-way valve 9, the one-way valve 9 is set to be communicated from top to bottom, because the hot gas floats upwards, the air temperature at the lower part in the heat exchange plate 6 is lower, therefore, the one-way valve 9 arranged on the second transmission pipe 7 not only can form a relatively closed space in the heat exchange plate 6, but also can discharge the relatively cold air when the hot gas is injected, the left end of the air inlet pipe 3 is fixedly connected with the existing heating device, the left end of the exhaust pipe 8 is fixedly connected with the existing heating device, and the air inlet pipe 3 and the right end of the second transmission pipe 7 are both closed ends.
The left side of the shell 1 is provided with a hole and is rotationally connected with the outer surface of the rotating rod 10 through the hole, the right end of the shell 1 penetrates through a through hole formed in the heat exchange plate 6 and is rotationally connected with the heat exchange plate 6 through a sealing bearing, the number of the sealing rings 5 is four, the sealing rings are fixedly installed in the shell 1 at certain intervals, the outer surface of the rotating rod 10 is fixedly provided with a stirring rod 11, the stirring rod 11 is located between the two heat exchange plates 6, the left end of the rotating rod 10 is fixedly connected with an output shaft of a motor, the motor is controlled by the existing timing starting and closing technology, and the type of the motor is a self-locking motor.
The hole is seted up and through hole and the surface top sliding connection of sealed block 12 in the bottom of shell 1, and the quantity of sealed block 12 is three and installs a sealed block 12 between per two heat transfer plates 6, and sealed block 12's effect can also be dismantled when not influencing the inside leakproofness of shell 1, conveniently takes out the grain inside shell 1.
The working principle is as follows: open stop valve 4 on the first transfer pipe 2, inject steam into in to first transfer pipe 2 through intake pipe 3, steam gets into in the inner chamber of heat transfer plate 6 through first transfer pipe 2, because install the reason of stop valve 4 and check valve 9, make and be a relatively inclosed space in the heat transfer plate 6, because steam upwards showy principle, the colder air of the latter half in the heat transfer plate 6 passes through the second transfer pipe and discharges, when injecting a certain amount of steam into in the heat transfer plate 6, close stop valve 4, the starter motor, the output shaft of motor drives bull stick 10 and puddler 11 rotatory, puddler 11 drives grain and stirs and contacts with heat transfer plate 6 in casing 1, make grain thermally equivalent dry.
Claims (7)
1. The utility model provides a plate heat transfer device of grain drying-machine, includes shell (1) and heat transfer board (6), its characterized in that: the top wall of the inner cavity of the shell (1) is fixedly connected with the top of the heat exchange plate (6), the bottom of the heat exchange plate (6) is fixedly connected with the bottom wall of the inner cavity of the shell (1), the top of the heat exchange plate (6) is provided with a hole and is fixedly connected with the outer surface of the sealing ring (5) through the hole, the center of the sealing ring (5) is provided with a hole and is fixedly connected with the bottom of the first transmission pipe (2) through the hole, the top of the first transmission pipe (2) penetrates through the hole formed in the top of the shell (1) and is fixedly connected with the shell (1), the top of the first transmission pipe (2) penetrates through the hole formed in the bottom of the air inlet pipe (3) and is fixedly connected with the air inlet pipe (3), the bottom of the sealing ring (5) is provided with a hole and is internally fixedly provided with the sealing ring (5) and is fixedly communicated with the top of the second transmission pipe (7) through the hole formed in the center, the bottom of the second conveying pipe (7) penetrates through a hole formed in the top of the exhaust pipe (8) and is fixedly connected with the exhaust pipe (8).
2. The plate heat exchanger of grain drying-machine of claim 1, characterized in that: the outer surface of the first transmission pipe (2) is fixedly provided with a stop valve (4), the outer surface of the second transmission pipe (7) is fixedly provided with a one-way valve (9), and the one-way valve (9) is set to be communicated from top to bottom.
3. The plate heat exchanger of grain drying-machine of claim 1, characterized in that: the left end and the current heating device fixed connection of intake pipe (3), the left end and the current heating device fixed connection of blast pipe (8), the right-hand member of intake pipe (3) and second transmission pipe (7) is the blind end.
4. The plate heat exchanger of grain drying-machine of claim 1, characterized in that: the heat exchanger is characterized in that a hole is formed in the left side of the shell (1) and is rotatably connected with the outer surface of the rotating rod (10) through the hole, and the right end of the shell (1) penetrates through a through hole formed in the heat exchange plate (6) and is rotatably connected with the heat exchange plate (6) through a sealing bearing.
5. The plate heat exchanger of grain drying-machine of claim 4, characterized in that: the quantity of sealing washer (5) is four and according to certain interval fixed mounting in shell (1), fixed mounting has puddler (11) on the surface of bull stick (10), puddler (11) are located two the centre of heat transfer plate (6).
6. The plate heat exchanger of grain drying-machine of claim 5, characterized in that: the left end of the rotating rod (10) is fixedly connected with an output shaft of a motor, the motor is controlled by the existing timing starting and closing technology, and the motor is a self-locking motor.
7. The plate heat exchanger of grain drying-machine of claim 1, characterized in that: the heat exchanger is characterized in that holes are formed in the bottom of the shell (1) and are in sliding connection with the tops of the outer surfaces of the sealing blocks (12) through the holes, and the number of the sealing blocks (12) is three and every two, and one sealing block (12) is arranged between the heat exchange plates (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122856602.5U CN216282522U (en) | 2021-11-19 | 2021-11-19 | Plate type heat exchange device of grain dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122856602.5U CN216282522U (en) | 2021-11-19 | 2021-11-19 | Plate type heat exchange device of grain dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216282522U true CN216282522U (en) | 2022-04-12 |
Family
ID=81034863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122856602.5U Active CN216282522U (en) | 2021-11-19 | 2021-11-19 | Plate type heat exchange device of grain dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216282522U (en) |
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2021
- 2021-11-19 CN CN202122856602.5U patent/CN216282522U/en active Active
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