CN218790462U - Biomass heating vertical curing barn - Google Patents

Abstract

A biomass heating vertical flue-curing barn comprising: a curing barn; the backflow chamber is arranged on the front side of the curing barn side by side and is communicated with the curing barn through an upper circulation port arranged on the upper part of the side wall of the front side of the curing barn and a lower circulation port arranged on the lower part of the side wall of the front side of the curing barn; the pipeline type heat dissipation device comprises a heating chamber communicated with the front end of the reflux chamber and two zigzag heat exchange tubes, wherein one ends of the two zigzag heat exchange tubes are communicated with the reflux chamber, and the other ends of the two zigzag heat exchange tubes are communicated with the atmosphere after extending from the bottom side in the baking room; and a biomass burner communicated with and closely connected to the front end of the heating chamber. The utility model discloses a vertical roast room of living beings heating, its novel structure in high-efficient heat transfer, can form the heat of heat inner loop in to roast room and carry out make full use of.

Description

Biomass heating vertical curing barn

Technical Field

The utility model relates to a firing equipment technical field, concretely relates to vertical roast room of living beings heating.

Background

When processing tobacco agricultural products and the like, the products need to be baked through a baking room in many times. The existing flue-curing barn generally uses boilers to generate hot air for contact heating, the boilers mostly use electric energy for heating when generating hot air, and the biomass fuel can preferably carry out non-contact heating when heating products such as tobacco leaves, but the non-contact heating can cause lower heat exchange efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a vertical roast room of living beings heating, make it have higher heat exchange efficiency.

The utility model provides a technical scheme that technical problem adopted is: a biomass heating vertical flue-curing barn comprising:

a curing barn;

the backflow chamber is arranged on the front side of the curing barn side by side and is communicated with the curing barn through an upper circulation port arranged on the upper part of the side wall of the front side of the curing barn and a lower circulation port arranged on the lower part of the side wall of the front side of the curing barn;

the pipeline type heat dissipation device comprises a heating chamber communicated with the front end of a backflow chamber and two zigzag heat exchange tubes, wherein one end of each zigzag heat exchange tube is communicated with the backflow chamber, and the other end of each zigzag heat exchange tube is communicated with the atmosphere after extending at the bottom side in the curing barn;

and a biomass burner communicated and closely connected with the front end of the heating chamber.

Preferably, at least one dehumidifying chamber is communicated with the baking room and the return chamber from the bottom, and a first dehumidifying window is arranged on the side wall of the dehumidifying chamber.

Preferably, the left and right width of the reflux chamber is smaller than that of the baking room, and the left and right side walls of the baking room and the front side wall of the baking room respectively form right angles at the left and right sides; the projection shape of the first moisture exhaust window on the horizontal plane is a right-angled triangle, and the side walls of the baking room corresponding to two right-angled sides of the right-angled triangle are respectively communicated with the baking room and the reflux chamber; the first moisture exhaust window is arranged on the side wall of the curing barn, corresponding to the bevel edge of the right-angle shape.

Preferably, the other end of the square-shaped heat exchange tube penetrates through the baking room and is communicated with the atmosphere after penetrating through the side wall corresponding to the right-angle side of the right-angled triangle.

Preferably, the left and right side walls of the curing barn are provided with miniature fans exhausting outwards.

Preferably, a horizontal flow distribution plate is fixed on the upper part of the inner cavity of the reflux chamber, a flow distribution gap is reserved between the flow distribution plate and the left side wall and the right side wall of the reflux chamber, and a flow distribution hole is formed in the middle of the baking room.

Preferably, a vertical reinforcing plate is arranged at the lower part of the inner cavity of the backflow chamber, and the front end and the rear end of the reinforcing plate are fixedly connected with the front side wall of the backflow chamber and the front side wall of the baking room respectively.

Preferably, the heating chamber and the buffer box are both arranged at the lower part of the inner cavity of the backflow chamber.

Preferably, the pipeline type heat dissipation device further comprises two smoke exhaust pipes, and the lower ends of the smoke exhaust pipes are fixed to and communicated with the other ends of the square-shaped heat exchange pipes.

Preferably, the biomass burner further comprises a buffer tank, and the front end and the rear end of the buffer tank are respectively communicated with the heating chamber and the backflow chamber.

The utility model discloses a vertical roast room of living beings heating, its novel structure in high-efficient heat transfer, can form the heat of heat inner loop in to roast room and carry out make full use of.

Drawings

Fig. 1 is a schematic structural view of a biomass heating vertical flue-curing barn according to a first embodiment of the invention;

fig. 2 is a partial schematic structural view of a biomass heating vertical flue-curing barn according to a first embodiment of the present invention (a side wall of the flue-curing barn 301 and a reflow chamber 302 are hidden);

fig. 3 is a schematic structural diagram of a pipe type heat dissipation device according to a first embodiment of the present invention;

fig. 4 is a perspective view of a biomass burner of a second embodiment of the present invention;

fig. 5 is a perspective view from another perspective of a biomass burner of a second embodiment of the present invention;

fig. 6 is a perspective view of a partial structure of a biomass burner of a second embodiment of the present invention;

fig. 7 is a perspective view of a biomass burner of a second embodiment of the present invention;

description of the reference numerals: 100. a biomass burner; 1. a frame; 2. an inner barrel; 3. a feeding auger; 4. an end plate; 5. a connecting box shell; 6. a connecting flange; 7. a blower; 8. a fuel hopper; 9. a discharge valve; 10. an upper cover; 11. pushing the material column; 12. a connecting hopper; 14. a linear actuator; 15. pushing the material column; 16. opening and closing the door; 17. an igniter tube; 18. a shell of the feeding auger; 19. a support vertical plate; 20. a first soot blowing pipe; 21. an outer cylinder; 200. a pipe-type heat sink; 202. a buffer tank; 201. a heating chamber; 203. a connecting port; 204. a support platen; 205. a heating chamber ash removal door; 206. a heat exchange pipe in a shape of a Chinese character 'hui'; 207. a smoke exhaust pipe; 208. a top cover; 209. a dust removing door of the heat exchange tube; 301. a curing barn; 302. a reflux chamber; 303. a moisture extraction chamber; 304. a first moisture removal window; 305. a second moisture exhaust window; 306. a third moisture exhaust window; 307. a micro fan; 308. an upper circulation port; 309. a transparent viewing window; 310. a flow distribution plate; 311. a reinforcing plate; 312. a lower circulation port;

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1 to 3, the biomass heating vertical flue-curing barn of the present invention includes a flue-curing barn 301, a reflow chamber 302, a pipe-type heat dissipation device 200 and a biomass burner 100. Wherein, the reflow chamber 302 is arranged at the front side of the curing barn 301 side by side. The return chamber 302 is communicated with the curing barn 301 through an upper circulation port 308 opened on the upper part of the front side wall of the curing barn 301 and a lower circulation port 312 opened on the lower part.

The pipe heat sink 200 includes a heating chamber 201 communicated with the front end of a return chamber 302, and two heat exchange pipes 206 having one end communicated to the return chamber 302 and the other end extended at the bottom side of the interior of the curing barn 301 and then communicated to the atmosphere. The biomass burner 100 is connected to and closely attached to the front end of the heating chamber 201.

The utility model discloses a bottom at roast room sets up back the shape heat exchange tube, can heat the air in the roast room from the bottom through returning the shape heat exchange tube to through setting up the circulation mouth, can heat again in air from the last circulation mouth backward flow to the backward flow room through making the top cool off the heaviness gradually.

At least one dehumidifying chamber 303 communicating the curing barn 301 and the return chamber 302 from the bottom. The side wall of the dehumidifying chamber 303 is provided with a first dehumidifying window 304, which can achieve the effects of natural dehumidifying and forced dehumidifying. The natural dehumidification window adopts a direct-current 24V electric sealing valve, when the humidity is less than 0.5, the electric sealing valve is opened by a corresponding angle, dehumidification is carried out through air pressure difference, and when the humidity is more than 0.5, the top dehumidification fan and the bottom air supply fan work, so that the humidity in the curing barn is forcibly removed.

In other embodiments, it is preferable that the reflow chamber 302 have a smaller left-right width than the curing barn 301. The left and right side walls of the curing barn 301 and the front side wall of the curing barn 301 are respectively formed at right angles at the left and right sides. The first dehumidifying window 304 has a right-angled triangle in a projection shape in a horizontal plane. The curing barn 301 is respectively communicated with the curing barn 301 and the return room 302 at the side walls corresponding to the two right-angled sides of the right-angled shape. The first dehumidifying window 304 is provided on a side wall of the roast room 301 corresponding to the oblique side of the rectangular shape.

In other embodiments, it is preferable that a second moisture exhaust window 305 is further disposed on the front sidewall of the reflow chamber 302. The third moisture exhaust window 306 may be provided at an upper portion of a front sidewall of the third moisture exhaust window 306. The front and rear walls of the curing barn 301 are respectively provided with a transparent viewing window 309.

In other embodiments, it is preferable that the other end of the heat exchange pipe 206 passes through the side wall of the baking room 301 corresponding to the right-angled side of the right-angled triangle and then is connected to the atmosphere.

In other embodiments, it is preferable that the left and right side walls of the baking room 301 are provided with micro fans 307 for exhausting air outwards to increase the temperature of the low temperature region at the top of the baking room properly.

In other embodiments, a horizontal diverter plate 310 is preferably secured to the upper portion of the interior cavity of the reflow chamber 302. A shunt gap is left between the shunt plate 310 and the left and right sidewalls of the reflow chamber 302. The middle part of the curing barn 301 is provided with a shunting hole. Preferably, a vertical reinforcing plate 311 is disposed at the lower portion of the inner cavity of the reflow chamber 302. The front and rear ends of the reinforcing plate 311 are fixedly connected to the front side wall of the reflow chamber 302 and the front side wall of the curing barn 301, respectively.

Please refer to fig. 3. The ducted heat sink 200 also includes two smoke evacuation pipes 207. The lower end of the smoke exhaust pipe 207 is fixed and communicated with the other end of the square-shaped heat exchange pipe 206. The other end of the heat exchange pipe 206 may be provided with a heat exchange pipe ash removal door 209. The heat exchange tube 206 is preferably formed from a flat square tube. The width of the flat square tube is greater than its height, which enables heat transfer to be carried out over a larger area with the air in the curing barn 301.

In other embodiments, it is preferable that the biomass burner 100 further includes a buffer tank 202 having front and rear ends respectively connected to the heating chamber 201 and the return chamber 302. The heating chamber 201 and the buffer tank 202 are both arranged at the lower part of the inner cavity of the reflow chamber 302. Thus, heat loss can be avoided to the greatest extent.

A connection port 203 for connecting an outlet of the biomass burner 100 is opened at an upper portion of a front end of the heating chamber 201. A heating chamber dust removing door 205 is provided at a lower portion of a front end of the heating chamber 201. A horizontal support platen 204 is secured to the lower edge of the attachment port 203. A top cover 208 is fixed on the upper end of the smoke exhaust pipe 207. A gap is left between the top cover 208 and the top of the smoke exhaust tube 207.

The structure of the biomass burner 100 of the present embodiment is substantially the same as the biomass burner 100 of the second embodiment except that the fuel hopper 8 has a shape, and the bottom of the frame is provided with a moving wheel for easy movement, and the specific structure of the biomass burner 100 of the second embodiment of the present invention is described below with reference to fig. 4 to 7.

The biomass burner 100 of the present embodiment includes a combustion cylinder, a feeding mechanism, and a blower 7. The feeding device is communicated to the inner cavity of the combustion cylinder from the first position at the rear end of the combustion cylinder. The combustion cylinder is arranged along the longitudinal direction, the front end of the combustion cylinder is provided with an opening which inclines towards the back upper part, and the opening is formed by the front end of the combustion cylinder in an inclined cutting mode. The angle between the orientation of the openings and the vertical is preferably 30-75 deg.. The blower 7 is communicated to the inner cavity of the combustion cylinder from a second position at the rear end of the combustion cylinder. The first location is located directly below the second location.

Through the setting, can send into the combustion cylinder through feed mechanism with biomass combustion and burn in, the opening that sets up through the slope can make spun flame scatter with certain angle towards oblique rear direction, avoids flame to directly spout and burns out the boiler, also is difficult for burning out the combustor. Wherein, because biomass combustion machine 100 equipment is installed on the boiler mouth, also do not occupy the space in place.

Wherein, the combustion cylinder can comprise an inner cylinder 2 and an outer cylinder 21 which are fixedly connected with each other in an inner-outer mode and form a cylindrical cavity between the inner cylinder and the outer cylinder. The front end of the cylindrical cavity is blocked and provided with a sealing plate 4. The blower 7 communicates from a rear second position to the annular chamber. A plurality of air outlet holes are distributed on the lower side wall of the inner barrel 2. The rear end of the inner cylinder 2 is sealed and provided with a rear end plate. The discharge hole of the feeding mechanism penetrates through the rear end plate from the first position at the rear end and then extends into the inner cavity of the inner cylinder 2. Wherein the inner cylinder 2 can be cast from ductile iron.

Preferably, the biomass burner 100 may further include a connecting housing 5. The blower 7 is communicated to the annular cavity through the connecting box shell 5. The feeding mechanism can be a feeding packing auger 3. And a shell 18 of the feeding auger penetrates through the connecting box shell 5 and then extends into the inner barrel 2 from the rear end plate. The connecting box shell 5 is provided with a first communication hole communicated with the inner cavity of the connecting box shell 5. The rear end of the outer cylinder 21 is provided with a connecting flange 6, and the connecting flange 6 is fixedly connected to the outer side wall of the front end of the connecting box shell 5.

In other embodiments, it is preferable that the rear end plate is provided with a first soot blowing pipe 20 connected to the connection box 5.

In other embodiments, it is preferred that the biomass burner 100 further comprises an ash removal mechanism. The ash hoist includes a linear actuator 14 (e.g., a pneumatic cylinder) secured to the frame. The drive end of the linear actuator 14 is fixedly connected to a longitudinally extending pusher ram 15. The front end of the material pushing column 15 penetrates through the first ash blowing pipe 20 and then extends into the inner cavity of the inner cylinder 2. A gap is arranged between the material pushing column 15 and the first ash blowing pipe 20. The first soot blowing pipe 20 is provided with a second communication hole communicated with the inner cavity of the connecting box shell 5.

In other embodiments, it is preferable that the biomass burner 100 further includes an ignition tube 17 extending longitudinally and having a front end extending into the inner cavity of the inner barrel 2. The rear end of the ignition tube 17 is backwards penetrated and connected with the box shell 5, and then an opening and closing door 16 is plugged. The ignition tube 17 is provided with a second communication hole communicated with the inner cavity of the connecting box shell 5.

Wherein, a fuel hopper 8 is fixed on the frame 1. The upper end of the fuel hopper 8 is provided with an upper cover 10, and the side wall of the fuel hopper can also be provided with a discharge valve 9. The lower end of the fuel hopper 8 is fixedly communicated with a connecting hopper 12. The connecting hopper 12 is communicated downwards to a shell 18 of the feeding auger.

In other embodiments, a left-right vertically disposed supporting riser 19 is preferably fixed in the connecting box shell 5. The shell 18 ignition tube 17 of the feeding auger is fixed on a supporting vertical plate 19. The first soot blowing pipe 20 is movably passed through the support riser 19 and supported on the support riser 19.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Other parts not described in detail in the present invention belong to the prior art, and are not described herein again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.

Claims (10)

1. The utility model provides a vertical roast room of living beings heating which characterized in that includes:

a baking room (301);

the backflow chamber (302) is arranged on the front side of the curing barn (301) side by side, and the backflow chamber (302) is communicated with the curing barn (301) through an upper circulation port (308) arranged on the upper portion of the side wall of the front side of the curing barn (301) and a lower circulation port (312) arranged on the lower portion of the side wall of the front side of the curing barn (301);

the pipeline type heat dissipation device (200) comprises a heating chamber (201) communicated with the front end of a reflux chamber (302) and two U-shaped heat exchange pipes (206) with one ends communicated to the reflux chamber (302) and the other ends communicated with the atmosphere after extending at the bottom side in the baking room (301);

and a biomass combustion device (100) which is communicated with and closely attached to the front end of the heating chamber (201).

2. The vertical curing barn for heating biomass according to claim 1, wherein at least one dehumidifying chamber (303) communicating the curing barn (301) and the return chamber (302) from the bottom is provided, and a first dehumidifying window (304) is provided on a side wall of the dehumidifying chamber (303).

3. The biomass heating vertical flue-curing barn according to claim 2, wherein the left and right width of the return chamber (302) is smaller than that of the flue-curing barn (301), and left and right side walls of the flue-curing barn (301) and a front side wall of the flue-curing barn (301) respectively form a right angle at the left and right sides; the projection shape of the first moisture exhaust window (304) on the horizontal plane is a right-angled triangle, and the side walls of the baking room (301) corresponding to two right-angled sides of the right-angled shape are respectively communicated with the baking room (301) and the reflux chamber (302); the first moisture exhaust window (304) is arranged on one side wall of the curing barn (301) corresponding to the inclined edge of the right-angle shape.

4. The vertical biomass heating curing barn according to claim 2, wherein the other end of the heat exchange pipe (206) penetrates through the side wall of the curing barn (301) corresponding to the right-angled side of the right-angled triangle and is communicated to the atmosphere.

5. The vertical curing barn for heating biomass according to claim 1, wherein the left and right side walls of the curing barn (301) are provided with micro fans (307) for exhausting air outwards.

6. The biomass heating vertical flue-curing barn according to claim 1, wherein a horizontal splitter plate (310) is fixed on the upper portion of the inner cavity of the return chamber (302), a splitting gap is left between the splitter plate (310) and the left and right side walls of the return chamber (302), and a splitting hole is formed in the middle of the flue-curing barn (301).

7. The vertical biomass heating curing barn according to claim 1, wherein a vertical reinforcing plate (311) is arranged at the lower part of the inner cavity of the return chamber (302), and the front end and the rear end of the reinforcing plate (311) are fixedly connected with the front side wall of the return chamber (302) and the front side wall of the curing barn (301), respectively.

8. The biomass-heated vertical flue-curing barn according to any one of claims 1-7, wherein the heating chamber (201) and the buffer tank (202) are both arranged in the lower part of the inner cavity of the return chamber (302).

9. The vertical biomass-heated curing barn according to any one of the claims 1-7, wherein the tube-type heat sink (200) further comprises two smoke exhaust tubes (207), and the lower ends of the smoke exhaust tubes (207) are fixed and communicated with the other ends of the heat exchange tubes (206).

10. The biomass heating vertical flue-curing barn according to any one of claims 1-7, wherein the biomass burning machine (100) further comprises a buffer tank (202) with the front end and the rear end respectively communicated with the heating chamber (201) and the return chamber (302).

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