CN218764430U - Grain drying tower capable of recovering waste heat - Google Patents
Grain drying tower capable of recovering waste heat Download PDFInfo
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- CN218764430U CN218764430U CN202223374572.5U CN202223374572U CN218764430U CN 218764430 U CN218764430 U CN 218764430U CN 202223374572 U CN202223374572 U CN 202223374572U CN 218764430 U CN218764430 U CN 218764430U
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- waste heat
- drying tower
- grain drying
- tower body
- grain
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Abstract
The utility model provides a can retrieve grain drying tower of used heat, it includes: the drying tower body is provided with a hollow shell; a waste heat treatment chamber provided at one side of a top end of the drying tower body; and a heating device. The utility model discloses set the shell of drying tower body to hollow structure, get into behind the exhaust-heat treatment in the cavity casing can keep warm to the drying tower, later get into again and heat in the heating device, can avoid in the impurity secondary entering drying tower of waste heat, improved the utilization ratio of used heat simultaneously.
Description
Technical Field
The utility model belongs to the grain field of drying especially involves a can retrieve grain drying tower of used heat.
Background
The existing grain drying tower discharges waste heat, impurities and steam into the atmosphere in the drying process, so that the heat utilization rate is low, and energy is wasted.
The utility model discloses a kind of grain drying tower from taking waste heat recovery system in the utility model patent of application number 202023238207.2, will preheat and retrieve the back and supply to the heat source, get into the drying tower after reheating and dry.
And a utility model patent with application number 202020709143.0 discloses a grain drying-machine waste gas recovery recycles device, heats the stoving again after mixing the hot-blast waste gas that obtains after will cooling off grain and retrieve.
The two are all to drying grain after heating waste heat once more, but the utilization to waste heat is only reheating after retrieving, and is not abundant to its utilization, in addition in winter cold time, hot-blast first entering drying tower back because the lower temperature that can make hot-blast temperature of tower wall reduces, and then influences the stoving effect.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to provide a grain drying tower that can recover waste heat and provide at least the advantages that will be described later.
Another object of the utility model is to provide a can retrieve grain drying tower of used heat sets hollow structure to the shell of drying tower body, can keep warm to the drying tower in getting into the cavity casing behind the exhaust-heat treatment, later heats in getting into heating device again, can avoid in the impurity secondary among the waste heat gets into the drying tower, has improved the utilization ratio of used heat simultaneously.
The technical scheme of the utility model as follows:
grain drying tower that can retrieve waste heat, it includes:
the drying tower comprises a drying tower body, a heat collecting device and a heat collecting device, wherein the drying tower body is provided with a hollow shell, a heat inlet is formed in one side of the bottom end of the drying tower body, and a waste heat outlet is formed in one side of the top end of the drying tower body;
the waste heat treatment chamber is arranged on one side of the top end of the drying tower body, one side of the top of the waste heat treatment chamber is communicated with the waste heat outlet, and the other side of the top of the waste heat treatment chamber is provided with a secondary waste heat outlet;
a heating device having an input side and an output side;
wherein the content of the first and second substances,
the heat inlet is communicated with the input side through a heat transmission pipe;
the secondary waste heat outlet is communicated with the heat transfer pipe and the hollow shell through a supplementary heat transfer pipe and a secondary utilization pipe respectively;
the hollow shell is communicated with the input side through a waste heat recovery pipe;
a circulating pump is arranged at the secondary waste heat outlet;
and the supplementary heat transfer pipe, the secondary utilization pipe and the heat transfer pipe are respectively provided with a flow valve.
Preferably, in the grain drying tower capable of recovering waste heat,
the waste heat outlet is inclined upwards, and the top of the waste heat treatment chamber is provided with a vertical baffle plate;
the bottom of the waste heat treatment chamber is provided with a water storage tank and a spray head with an upward spraying direction;
and a horizontal filter screen is arranged on the inner side of the secondary waste heat outlet.
Preferably, in the grain drying tower capable of recovering waste heat, the waste heat recovery pipe is provided with a filtering device.
Preferably, can retrieve in the grain drying tower of used heat, this internal along vertical direction level of drying tower is provided with a plurality of grains stoving sieve, grain stoving sieve is crescent, and a plurality of grain stoving sieve is the heliciform and distributes.
Preferably, in the grain drying tower capable of recycling waste heat, the side wall of the drying tower body is provided with annular mounting grooves corresponding to the grain drying sieve plates one to one, and the edges of the grain drying sieve plates are provided with elastic sliding blocks matched with the annular mounting grooves.
The utility model discloses following beneficial effect has:
the shell of the drying tower body is arranged into a hollow structure, and the waste heat treated enters the hollow shell to insulate the drying tower, so that the hot air is prevented from entering the drying tower to cause heat loss;
waste heat is heated in the heating device after being treated, so that impurities in the waste heat can be prevented from entering the drying tower for the second time, and the utilization rate of the waste heat is improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a grain drying tower capable of recovering waste heat according to the present invention;
fig. 2-5 are schematic diagrams illustrating angle transformation of the grain drying sieve plate in an embodiment of the grain drying tower capable of recovering waste heat.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1, the utility model provides a can retrieve grain drying tower of used heat, it includes:
the drying tower comprises a drying tower body 1 and a drying tower, wherein the drying tower body 1 is provided with a hollow shell 2, a heat inlet is formed in one side of the bottom end of the drying tower body 1, and a waste heat outlet is formed in one side of the top end of the drying tower body;
the waste heat treatment chamber 3 is arranged on one side of the top end of the drying tower body 1, one side of the top of the waste heat treatment chamber 3 is communicated with the waste heat outlet, and the other side of the top of the waste heat treatment chamber is provided with a secondary waste heat outlet;
a heating device 4 having an input side and an output side;
wherein the content of the first and second substances,
the heat inlet is communicated with the input side through a heat transfer pipe 5;
the secondary waste heat outlet is communicated with the heat transfer pipe 5 and the hollow shell 2 through a supplementary heat transfer pipe 6 and a secondary utilization pipe 7 respectively;
the hollow shell 2 is communicated with the input side through a waste heat recovery pipe 8;
a circulating pump 9 is arranged at the secondary waste heat outlet;
the supplementary heat transfer pipe 6, the secondary utilization pipe 7 and the heat transfer pipe 5 are respectively provided with a flow valve 10.
The waste heat quantity entering the hollow shell can be adjusted through adjusting the flow valve, the temperature of the hollow shell is further adjusted, and the circulating speed can be adjusted through the circulating pump.
In one embodiment of the grain drying tower capable of recovering waste heat provided by the utility model,
the waste heat outlet is inclined upwards, and the top of the waste heat treatment chamber 3 is provided with a vertical baffle plate 31;
the bottom of the waste heat treatment chamber 3 is provided with a water storage tank 32 and a spray head 33 with upward spraying direction;
a horizontal filter screen 34 is arranged on the inner side of the secondary waste heat outlet.
Vertical baffle can separate the fender with the impurity in the waste heat, makes it drop to the below, and shower nozzle spun water smoke can adsorb the impurity in the waste heat, and horizontal filter screen then can be stayed in the waste heat treatment room with impurity, avoids it to get into in cavity casing and heating device along with waste heat together.
The utility model provides an in can retrieve grain drying tower of used heat in an embodiment, be provided with filter equipment 11 on the waste heat recovery pipe 8, can carry out further filtration to used heat.
As shown in fig. 2-5, in an embodiment of the grain drying tower that can retrieve used heat, be provided with four grain stoving sieve 12 along vertical direction level in the drying tower body 1, grain stoving sieve 12 is crescent, and a plurality of grain stoving sieve 12 is the heliciform and distributes, and the route extension of hot-blast in the drying tower like this to the area of contact of hot-blast and grain has been increased, makes the heat utilization rate higher.
The utility model provides an in an embodiment of grain drying tower that can retrieve used heat, drying tower body 1's lateral wall be provided with the annular mounting groove of grain stoving sieve 12 one-to-one, the edge of grain stoving sieve 12 be provided with elastic slider with the annular mounting groove cooperation, grain stoving sieve can carry out the level as required and rotate in order to adjust the angle between each layer, elastic slider can make its produce slight rocking from top to bottom under the effect of hot-blast for hot-blast and grain carry out abundant contact.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (5)
1. Can retrieve grain drying tower of used heat, its characterized in that includes:
the drying tower comprises a drying tower body, a heat exchanger and a heat exchanger, wherein the drying tower body is provided with a hollow shell, a heat inlet is formed in one side of the bottom end of the drying tower body, and a waste heat outlet is formed in one side of the top end of the drying tower body;
the waste heat treatment chamber is arranged on one side of the top end of the drying tower body, one side of the top of the waste heat treatment chamber is communicated with the waste heat outlet, and the other side of the top of the waste heat treatment chamber is provided with a secondary waste heat outlet;
a heating device having an input side and an output side;
wherein, the first and the second end of the pipe are connected with each other,
the heat inlet is communicated with the input side through a heat transmission pipe;
the secondary waste heat outlet is communicated with the heat transfer pipe and the hollow shell through a supplementary heat transfer pipe and a secondary utilization pipe respectively;
the hollow shell is communicated with the input side through a waste heat recovery pipe;
a circulating pump is arranged at the secondary waste heat outlet;
and the supplementary heat transfer pipe, the secondary utilization pipe and the heat transfer pipe are respectively provided with a flow valve.
2. The waste heat recovery grain drying tower of claim 1,
the waste heat outlet is inclined upwards, and the top of the waste heat treatment chamber is provided with a vertical baffle plate;
the bottom of the waste heat treatment chamber is provided with a water storage tank and a spray head with an upward spraying direction;
and a horizontal filter screen is arranged on the inner side of the secondary waste heat outlet.
3. The waste heat-recoverable grain drying tower of claim 2, wherein the waste heat recovery pipe is provided with a filtering device.
4. The waste heat recovery grain drying tower of claim 3, wherein a plurality of grain drying sieve plates are horizontally arranged in the drying tower body along a vertical direction, the grain drying sieve plates are crescent-shaped, and the plurality of grain drying sieve plates are spirally distributed.
5. The waste heat recovery grain drying tower according to claim 4, wherein the side wall of the drying tower body is provided with annular mounting grooves corresponding to the grain drying sieve plates one to one, and the edges of the grain drying sieve plates are provided with elastic sliding blocks to be matched with the annular mounting grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223374572.5U CN218764430U (en) | 2022-12-15 | 2022-12-15 | Grain drying tower capable of recovering waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223374572.5U CN218764430U (en) | 2022-12-15 | 2022-12-15 | Grain drying tower capable of recovering waste heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218764430U true CN218764430U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223374572.5U Active CN218764430U (en) | 2022-12-15 | 2022-12-15 | Grain drying tower capable of recovering waste heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218764430U (en) |
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2022
- 2022-12-15 CN CN202223374572.5U patent/CN218764430U/en active Active
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