阅读说明：本技术 一种烟草烘烤热回收装置 (Tobacco baking heat recovery device ) 是由 陈学永 胡立华 陈仕国 郭瑞 许星 方伟泉 于 2019-10-30 设计创作，主要内容包括：本发明涉及一种烟草烘烤热回收装置,包括烤房本体、新风输送机构以及尾气热转换机构,所述新风输送机构安装在烤房本体的进气口,用以输送新风；所述尾气热转换机构包含转换箱体,所述转换箱体的内部上、下两端分别设有新风输送通道和尾气输送通道,所述新风输送通道的一端与新风输送机构的输入端连通,所述尾气输送通道的一端与烤房本体的排湿口连通,新风输送通道与尾气输送通道之间竖设有导热组件,所述导热组件的下端位于尾气输送通道的内部、上端位于新风输送通道的内部,用以将尾气中的热量向上传导至新风输送通道内。本发明结构简单、合理,将烤房排出尾气中的热量回收至用于加热新风,实现热能的回收利用,节约了能源,提高经济效益。(The invention relates to a tobacco baking heat recovery device, which comprises a baking room body, a fresh air conveying mechanism and a tail gas heat conversion mechanism, wherein the fresh air conveying mechanism is arranged at an air inlet of the baking room body and is used for conveying fresh air; the tail gas heat-transfer mechanism contains the conversion box, the upper and lower both ends in the inside of conversion box are equipped with new trend transport passageway and tail gas transport passageway respectively, new trend transport passageway's one end and new trend transport mechanism's input intercommunication, tail gas transport passageway's one end and the hydrofuge mouth intercommunication of roast room body erect between new trend transport passageway and the tail gas transport passageway and be equipped with heat-conducting component, heat-conducting component's lower extreme is located tail gas transport passageway's inside, the upper end is located new trend transport passageway's inside for upwards conduct the heat in the tail gas to new trend transport passageway. The invention has simple and reasonable structure, recovers the heat in the tail gas discharged by the curing barn to be used for heating the fresh air, realizes the recovery and utilization of the heat energy, saves the energy and improves the economic benefit.)

1. The utility model provides a tobacco baking heat recovery unit which characterized in that: the fresh air conveying mechanism is arranged at an air inlet of the curing barn body and is used for conveying fresh air; the tail gas heat-transfer mechanism contains the conversion box, the upper and lower both ends in the inside of conversion box are equipped with new trend transport passageway and tail gas transport passageway respectively, new trend transport passageway's one end and new trend transport mechanism's input intercommunication, tail gas transport passageway's one end and the hydrofuge mouth intercommunication of roast room body erect between new trend transport passageway and the tail gas transport passageway and be equipped with heat-conducting component, heat-conducting component's lower extreme is located tail gas transport passageway's inside, the upper end is located new trend transport passageway's inside for upwards conduct the heat in the tail gas to new trend transport passageway.

2. A tobacco-curing heat recovery device according to claim 1, characterized in that: fresh air conveying channel and tail gas conveying channel parallel all transversely set up.

3. A tobacco-curing heat recovery device according to claim 1, characterized in that: one end of the tail gas conveying channel is provided with a tail gas dehumidifying inlet, the other end of the tail gas conveying channel is provided with a tail gas dehumidifying outlet, and the tail gas dehumidifying inlet is communicated with a dehumidifying port of the curing barn body; fresh air conveying channel's one end is equipped with the new trend import, and the other end is equipped with the new trend export, the new trend export is linked together through supply air duct and new trend conveying mechanism's input.

4. A tobacco-curing heat recovery device according to claim 2, characterized in that: be equipped with between new trend transfer passage and the tail gas transfer passage in order to do benefit to the vertical through-hole A that runs through of heat-conducting assembly, heat-conducting assembly is including fixing the heat conduction baffle A in through-hole A, heat conduction baffle A's upper and lower surface is fixed with heat conduction board group and lower heat conduction board group respectively, it all is equipped with the circulation passageway with lower heat conduction board group to go up heat conduction board group.

5. A tobacco-curing heat recovery device according to claim 4, characterized in that: the upper heat conducting plate group and the lower heat conducting plate group respectively comprise a plurality of first heat conducting fins and a plurality of second heat conducting fins, the plurality of first heat conducting fins and the plurality of second heat conducting fins are sequentially and alternately distributed along the conveying direction, each first heat conducting fin comprises a first heat conducting fin A and a first heat conducting fin B which are symmetrically distributed in the left-right direction, a gap A is formed between each first heat conducting fin A and each first heat conducting fin B, each second heat conducting fin is arranged between each first heat conducting fin A and each first heat conducting fin B, a gap B is formed between each second heat conducting fin and each first heat conducting fin A and each first heat conducting fin B, and a circulation channel A is formed between each gap A and each gap B.

6. A tobacco-curing heat recovery device according to claim 1 or 3, characterized in that: the fresh air conveying mechanism comprises a fresh air conveying fan, and the output end of the fresh air conveying fan is communicated with the air inlet of the curing barn body.

7. A tobacco-curing heat recovery device according to claim 2, characterized in that: the heat conduction assembly is characterized in that a through hole B which is beneficial to vertical penetration of the heat conduction assembly is arranged between the fresh air conveying channel and the tail gas conveying channel, the heat conduction assembly comprises a heat conduction partition plate B fixed in the through hole B, and an upper heat conduction pipe set and a lower heat conduction pipe set are respectively fixed on the upper surface and the lower surface of the heat conduction partition plate B.

8. A tobacco-curing heat recovery device according to claim 7, characterized in that: the upper heat conduction pipe group comprises a plurality of upper flow guide partition plates which are distributed at intervals from top to bottom, the upper flow guide partition plates are horizontally arranged, an upper circulation channel is formed between every two adjacent upper flow guide partition plates, and a plurality of upper heat conduction pipes which are distributed in a matrix form vertically penetrate through the upper flow guide partition plates; the lower heat pipe group comprises a plurality of lower flow guide partition plates which are distributed at intervals from top to bottom, the lower flow guide partition plates are horizontally arranged, a lower circulation channel is formed between every two adjacent lower flow guide partition plates, and a plurality of lower heat pipes which are distributed in a matrix are vertically arranged between the plurality of lower flow guide partition plates in a penetrating mode.

9. A tobacco-curing heat recovery device according to claim 8, characterized in that: the positions of the upper heat conduction pipes correspond to the positions of the lower heat conduction pipes one by one.

The technical field is as follows:

the invention relates to a tobacco baking heat recovery device.

Background art:

at present, the tobacco baking gas is directly discharged out of a baking room, four or five days are needed for tobacco baking and moisture removal in the baking process, a large amount of heat generated in the stage is uniformly discharged to the outside along with the removal of water vapor, so that a lot of heat loss is caused, and the economic benefit is low.

The invention content is as follows:

the invention aims at solving the problems in the prior art, namely, the invention aims to provide a tobacco baking heat recovery device which is reasonable in structural design and realizes heat energy recovery and utilization.

In order to achieve the purpose, the invention adopts the technical scheme that: a tobacco baking heat recovery device comprises a baking room body, a fresh air conveying mechanism and a tail gas heat conversion mechanism, wherein the fresh air conveying mechanism is arranged at an air inlet of the baking room body and used for conveying fresh air; the tail gas heat-transfer mechanism contains the conversion box, the upper and lower both ends in the inside of conversion box are equipped with new trend transport passageway and tail gas transport passageway respectively, new trend transport passageway's one end and new trend transport mechanism's input intercommunication, tail gas transport passageway's one end and the hydrofuge mouth intercommunication of roast room body erect between new trend transport passageway and the tail gas transport passageway and be equipped with heat-conducting component, heat-conducting component's lower extreme is located tail gas transport passageway's inside, the upper end is located new trend transport passageway's inside for upwards conduct the heat in the tail gas to new trend transport passageway.

Furthermore, fresh air conveying channel and tail gas conveying channel parallel all transversely set up.

Furthermore, one end of the tail gas conveying channel is provided with a tail gas dehumidifying inlet, and the other end of the tail gas conveying channel is provided with a tail gas dehumidifying outlet, wherein the tail gas dehumidifying inlet is communicated with a dehumidifying port of the curing barn body; fresh air conveying channel's one end is equipped with the new trend import, and the other end is equipped with the new trend export, the new trend export is linked together through supply air duct and new trend conveying mechanism's input.

Furthermore, be equipped with between new trend transfer passage and the tail gas transfer passage in order to do benefit to the vertical through-hole A that runs through of heat conduction subassembly, the heat conduction subassembly is including fixing the heat conduction baffle A in through-hole A, the upper and lower surface of heat conduction baffle A is fixed with heat conduction plate group and heat conduction plate group down respectively, it all is equipped with the circulation passageway with heat conduction plate group down to go up heat conduction plate group.

Further, the upper heat conducting plate group and the lower heat conducting plate group respectively comprise a plurality of first heat conducting fins and a plurality of second heat conducting fins, the plurality of first heat conducting fins and the plurality of second heat conducting fins are sequentially and alternately distributed along the conveying direction, each first heat conducting fin comprises a first heat conducting fin A and a first heat conducting fin B which are distributed in bilateral symmetry, a gap A is formed between each first heat conducting fin A and each first heat conducting fin B, each second heat conducting fin is arranged between each first heat conducting fin A and each first heat conducting fin B, a gap B is formed between each second heat conducting fin and each first heat conducting fin A and each first heat conducting fin B, and a circulation channel is formed between each gap A and each gap B.

Further, fresh air conveying mechanism includes fresh air conveying fan, fresh air conveying fan's output is linked together with the air inlet of roast room body.

Furthermore, a through hole B which is favorable for vertical penetration of a heat conduction assembly is arranged between the fresh air conveying channel and the tail gas conveying channel, the heat conduction assembly comprises a heat conduction partition plate B fixed in the through hole B, and an upper heat conduction pipe set and a lower heat conduction pipe set are respectively fixed on the upper surface and the lower surface of the heat conduction partition plate B.

Furthermore, the upper heat conduction pipe group comprises a plurality of upper flow guide partition plates which are distributed at intervals from top to bottom, the upper flow guide partition plates are horizontally arranged, an upper circulation channel is formed between every two adjacent upper flow guide partition plates, and a plurality of upper heat conduction pipes which are distributed in a matrix form vertically penetrate through the upper flow guide partition plates; the lower heat pipe group comprises a plurality of lower flow guide partition plates which are distributed at intervals from top to bottom, the lower flow guide partition plates are horizontally arranged, a lower circulation channel is formed between every two adjacent lower flow guide partition plates, and a plurality of lower heat pipes which are distributed in a matrix are vertically arranged between the plurality of lower flow guide partition plates in a penetrating mode.

Furthermore, the positions of the upper heat conduction pipes correspond to the positions of the lower heat conduction pipes one by one.

Compared with the prior art, the invention has the following effects: the invention has simple and reasonable structure, recovers the heat in the tail gas discharged by the curing barn to be used for heating the fresh air, realizes the recovery and utilization of the heat energy, saves the energy and improves the economic benefit.

Description of the drawings:

FIG. 1 is a schematic perspective view of a first embodiment of the present invention;

FIG. 2 is a schematic perspective view of an exhaust gas heat conversion mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic perspective view of a heat conducting assembly according to one embodiment of the present invention;

FIG. 4 is a schematic top view of a heat conducting assembly according to one embodiment of the present invention;

FIG. 5 is a schematic perspective view of a heat conducting assembly according to a second embodiment of the present invention;

fig. 6 is a schematic view of the internal structure of the heat conducting assembly according to the second embodiment of the present invention.

In the figure:

1-baking house body; 2-a fresh air conveying mechanism; 3-tail gas heat conversion mechanism; 4-converting the box body; 5-a fresh air conveying channel; 6-tail gas conveying channel; 7-a thermally conductive assembly; 8-tail gas moisture removal inlet; 9-a tail gas moisture-discharging outlet; 10-fresh air inlet; 11-thermally conductive spacer a; 12-an upper set of heat conducting plates; 13-lower set of heat conducting plates; 14-a flow-through channel; 15-a first thermally conductive sheet a; 16-a first thermally conductive sheet B; 17-a second thermally conductive sheet; 18-a blast duct; 19-a burner; 20-a control cabinet; 21-heat conducting partition board B; 22-an upper baffle plate; 23-an upper flow channel; 24-upper heat conducting pipe; 25-lower baffle plate; 26-a lower flow channel; 27-lower heat conducting pipe; 28-upper heat transfer tube set; 29-lower heat transfer tube set.

The specific implementation mode is as follows:

the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.