CN217483193U

CN217483193U - Biomass fuel low-temperature vacuum quenching and tempering dryer

Info

Publication number: CN217483193U
Application number: CN202220176751.9U
Authority: CN
Inventors: 郭蓉; 于雷; 陶健; 王雅; 黄屾; 常雪锋; 王克柔
Original assignee: Zhongyuan Meicheng Liaoning Technology Development Co ltd
Current assignee: Zhongyuan Meicheng Liaoning Technology Development Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-09-23
Anticipated expiration: 2032-01-24

Abstract

The utility model discloses a biomass fuel low-temperature vacuum tempering dryer, which comprises a frame, wherein a plurality of cylinders which are sequentially connected end to end are arranged in the frame, the upper wall of the cylinder is provided with a feed inlet, the lower wall of the cylinder is provided with a discharge outlet, a shaft is rotationally arranged in the cylinder, a feed hopper is arranged above the feed inlet of the cylinder at the top, a first star-shaped discharger is connected between the feed hopper and the feed inlet, the utility model relates to the technical field of drying mechanical equipment, the inside negative pressure environment of the equipment is realized by connecting a suction opening with steam for pumping air, thereby the boiling point of the material is improved, the moisture in the material taken away by gas flow is improved, thereby the biomass fuel with high calorific value and low moisture content is obtained, meanwhile, the toxic and harmful substances can be prevented from spreading under the negative pressure and vacuum state in the device, and the star-shaped discharger plays a sealing role when adjusting the discharge speed, the device has simple structure and brings convenience for people to use.

Description

Biomass fuel low-temperature vacuum quenching and tempering dryer

Technical Field

The utility model relates to a mechanical equipment technical field for the drying specifically is a biomass fuel low temperature vacuum quenching and tempering desiccator.

Background

The equipment is mainly used for drying the biomass fuel. The biomass fuel is prepared by burning biomass materials as fuel, mainly agricultural and forestry waste (such as straw, sawdust, bagasse, rice chaff and the like) generally, and directly burning the biomass belongs to high-pollution fuel in the current national policy and environmental protection standard.

Traditional biomass fuel's drying methods has drum dryer, vibration fluidized bed formula desiccator, and at present, the desiccator of this kind of structure, the whole quality of biomass fuel of production is uneven, and equipment does not do sealedly, and the operation process dust is big, and generally does not take cooling measure, and high temperature firework tail gas directly discharges, and the thermal efficiency is low, and the energy consumption is big, and conversion efficiency hangs down excessively, is unfavorable for environmental protection and resource effective utilization.

SUMMERY OF THE UTILITY MODEL

The utility model provides a biomass fuel low temperature vacuum quenching and tempering desiccator, to the not enough of prior art, the problem of the quick environmental protection's of fuel conversion into the high heat quality biomass energy has been solved to current device.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a biomass fuel low temperature vacuum quenching and tempering desiccator, includes the frame, is equipped with a plurality of barrels of end to end connection in proper order in the frame, the barrel upper wall is equipped with the feed inlet, the barrel lower wall is equipped with the discharge gate, the axle is installed to the barrel internal rotation, is located the feed inlet top of the barrel at top and is equipped with the feeder hopper, the feeder hopper with be connected with first star type tripper between the feed inlet, the discharge gate that is located the barrel of bottom is connected with second star type tripper, the barrel both sides are equipped with the head, the axle activity runs through the head, barrel outside parcel has a pair of reinforcing ring, the barrel lateral wall is equipped with the maintenance manhole, the barrel upper wall is equipped with the suction opening, be equipped with the stoving subassembly in the barrel, barrel one side is equipped with central rotatory heating element, second star type tripper downside is connected with cooling module.

Preferably, the drying assembly comprises a first pipe support welded on the inner wall of the barrel body, a first steam heating coil is arranged between the first pipe support and the barrel body, a first steam inlet is formed in one side of the upper wall of the first steam heating coil, and a first condensate outlet is formed in one side of the lower wall of the first steam heating coil.

Preferably, the rotatory heating element in center includes the second corbel of the dress is welded in the axle outside, the second corbel with be equipped with second steam heating coil between the axle, axle one end is rotated and is connected with the universal converter of steam, the universal converter lateral wall of steam is connected with second steam inlet, and the downside is connected with the export of second comdenstion water, the axle lateral wall is equipped with a plurality of lifting blades, second steam heating coil with second steam inlet connects, the frame upper wall is equipped with the motor, the motor output end is connected with first sprocket, axle one end cover is equipped with the second sprocket, first sprocket with the second sprocket passes through the chain and connects.

Preferably, the cooling assembly comprises a spiral discharging heat exchanger connected with the second star-shaped discharger, a pair of water inlets are formed in the lower wall of the spiral discharging heat exchanger, and a pair of water outlets are formed in the upper wall of the spiral discharging heat exchanger.

Preferably, the material raising plate is spirally welded on the side wall of the shaft.

Preferably, the lower wall of the cylinder body is provided with a plurality of pairs of supports, and the cylinder body is placed on the upper wall of the frame through the supports.

Advantageous effects

The utility model provides a biomass fuel low temperature vacuum quenching and tempering desiccator possesses following beneficial effect: the negative pressure environment in the equipment is realized by connecting the suction opening with the steam pump, thereby increasing the boiling point of the material, increasing the moisture in the material taken away by the gas flow, obtaining the biomass fuel with high heat value and low water content, meanwhile, the inside of the device can prevent toxic and harmful substances from spreading under the negative pressure and vacuum state, the star-shaped discharger can also play a role in sealing while regulating the discharging speed, and is matched with a spiral discharging heat exchanger for discharging, accomplish waste heat utilization simultaneously in the ejection of compact, fixed first steam heating coil cooperates with central axial rotation type second steam heating coil, has improved heat transfer efficiency, the utility model discloses the simple operation, modular design has made things convenient for to different treatment capacities to come nimble selection, and the use of for people has brought the convenience.

Drawings

Fig. 1 is a schematic view of the main structure of the present invention.

Fig. 2 and 3 are schematic partial enlarged views of the present invention.

In the figure: 1. a feed hopper; 2. a first star discharger; 3. sealing the end; 4. a barrel; 5. a reinforcing ring; 6. a maintenance manhole; 7. an air suction opening; 8. a motor; 9. a chain; 10. a second star discharger; 11. a spiral discharge heat exchanger; 12. a first steam inlet; 13. a first condensate outlet; 14. a first steam heating coil; 15. a first pipe bracket; 16. a steam universal converter; 17. a second steam inlet; 18. a second condensate outlet; 19. a shaft; 20. a second steam heating coil; 21. a material raising plate; 22. a second pipe bracket; 23. a frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a biomass fuel low-temperature vacuum tempering dryer comprises a frame 23, wherein a plurality of barrel bodies 4 which are sequentially connected end to end are arranged in the frame 23, a feed inlet is formed in the upper wall of each barrel body 4, a discharge outlet is formed in the lower wall of each barrel body 4, a shaft 19 is rotatably arranged in each barrel body 4, a feed hopper 1 is arranged above the feed inlet of each barrel body 4 at the top, a first star-shaped discharger 2 is connected between each feed hopper 1 and the corresponding feed inlet, a second star-shaped discharger 10 is connected to the discharge outlet of each barrel body 4 at the bottom, end sockets 3 are arranged on two sides of each barrel body 4, each shaft 19 movably penetrates through the end sockets 3, a pair of reinforcing rings 5 are wrapped outside each barrel body 4, a maintenance manhole 6 is formed in the side wall of each barrel body 4, a suction opening 7 is formed in the upper wall of each barrel body 4, a drying assembly is arranged in each barrel body 4, and a central rotary heating assembly is arranged on one side of each barrel body 4, the lower side of the second star discharger 10 is connected with a cooling assembly; the drying component comprises a first pipe support 15 welded on the inner wall of the barrel, a first steam heating coil 14 is arranged between the first pipe support 15 and the barrel, a first steam inlet 12 is arranged on one side of the upper wall of the first steam heating coil 14, and a first condensed water outlet 13 is arranged on one side of the lower wall; the central rotary heating component comprises a second pipe support 22 welded on the outer side of the shaft 19, a second steam heating coil 20 is arranged between the second pipe support 22 and the shaft 19, one end of the shaft 19 is rotatably connected with a steam universal converter 16, the side wall of the steam universal converter 16 is connected with a second steam inlet 17, the lower side of the steam universal converter is connected with a second condensate outlet 18, the side wall of the shaft 19 is provided with a plurality of lifting plates 21, the second steam heating coil 20 is connected with the second steam inlet 17, the upper wall of the frame 23 is provided with a motor 8, the output end of the motor 8 is connected with a first chain wheel, one end of the shaft 19 is sleeved with a second chain wheel, and the first chain wheel is connected with the second chain wheel through a chain 9; the cooling assembly comprises a spiral discharging heat exchanger 11 connected with the second star-shaped discharger 10, a pair of water inlets are formed in the lower wall of the spiral discharging heat exchanger 11, and a pair of water outlets are formed in the upper wall of the spiral discharging heat exchanger 11; the material raising plate 21 is spirally welded on the side wall of the shaft 19; the lower wall of the cylinder 4 is provided with a plurality of pairs of supports, and the cylinder 4 is placed on the upper wall of the frame 23 through the supports.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

Example (b): wet materials are put into a feed hopper 1 and enter a barrel 4 through a first star-shaped discharger 2, the first star-shaped discharger 2 has the functions of sealing and adjusting the feeding rate, at the moment, the device operates, steam enters from a first steam inlet 12 and flows through a first steam heating coil 14 to fully exchange heat with the wet materials, finally, condensate flows out from a first condensate outlet 13, a first pipe support 15 welded on the inner wall of the barrel 4 has a fixing function to prevent the first steam heating coil 14 from falling off during working, a motor 8 is started at the same time, a first chain wheel at the output end of the motor 8 drives a second chain wheel to rotate through a chain 9, the second chain wheel drives a shaft 19 to start rotating, a second steam heating coil 20 is driven to synchronously start rotating, a lifting blade 21 spirally welded on the shaft 19 rotates, and the function of wet material transmission is started while the rolling force of the wet materials is increased, steam passes through the direction of 16 universal converters on the steamer, in getting into second steam heating coil 20 via second steam inlet 17, discharge from second comdenstion water export 18 after abundant heat exchange with wet material, make material granule and steam fully contact under gravity and hot-air's combined action, accomplish heat and mass transfer process, reach dry purpose, finally make dry back material send into spiral ejection of compact heat exchanger 11 in through second star type tripper 10, guarantee this moment that spiral ejection of compact heat exchanger 11 internal cooling water is flowing water, dry material heat is via water absorption, see off the material at last, thereby make things convenient for going on of next process, the device practicality is strong, and the operation is simple, bring the facility for people's use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a biomass fuel low temperature vacuum quenching and tempering desiccator, includes frame (23), is equipped with a plurality of barrel (4) of end to end connection in proper order in frame (23), barrel (4) upper wall is equipped with the feed inlet, barrel (4) lower wall is equipped with the discharge gate, axle (19) are installed to barrel (4) internal rotation, its characterized in that, the feed inlet top of barrel (4) that is located the top is equipped with feeder hopper (1), feeder hopper (1) with be connected with first star type tripper (2) between the feed inlet, the discharge gate of barrel (4) that is located the bottom is connected with second star type tripper (10), barrel (4) both sides are equipped with head (3), axle (19) activity runs through head (3), barrel (4) outside parcel has a pair of reinforcement ring (5), barrel (4) lateral wall is equipped with maintenance manhole (6), the drying device is characterized in that an air suction opening (7) is formed in the upper wall of the barrel body (4), a drying assembly is arranged in the barrel body (4), a central rotating heating assembly is arranged on one side of the barrel body (4), and a cooling assembly is connected to the lower side of the second star-shaped discharger (10).

2. The biomass fuel low-temperature vacuum tempering dryer according to claim 1, wherein said drying component comprises a first pipe support (15) welded on the inner wall of said barrel (4), a first steam heating coil (14) is arranged between said first pipe support (15) and said barrel (4), a first steam inlet (12) is arranged on one side of the upper wall of said first steam heating coil (14), and a first condensed water outlet (13) is arranged on one side of the lower wall.

3. The biomass fuel low-temperature vacuum quenching and tempering dryer according to claim 1, wherein the central rotary heating component comprises a second pipe support (22) welded to the outer side of the shaft (19), a second steam heating coil (20) is arranged between the second pipe support (22) and the shaft (19), one end of the shaft (19) is rotatably connected with a steam universal converter (16), the side wall of the steam universal converter (16) is connected with a second steam inlet (17), the lower side of the steam universal converter is connected with a second condensate outlet (18), the side wall of the shaft (19) is provided with a plurality of lifting blades (21), the second steam heating coil (20) is connected with the second steam inlet (17), the upper wall of the frame (23) is provided with a motor (8), the output end of the motor (8) is connected with a first chain wheel, one end of the shaft (19) is sleeved with a second chain wheel, the first chain wheel is connected with the second chain wheel through a chain (9).

4. The biomass fuel low-temperature vacuum tempering dryer according to claim 2, characterized in that said cooling assembly comprises a spiral discharging heat exchanger (11) connected with said second star discharger (10), a pair of water inlets are arranged on the lower wall of said spiral discharging heat exchanger (11), and a pair of water outlets are arranged on the upper wall of said spiral discharging heat exchanger (11).

5. The biomass fuel low-temperature vacuum tempering dryer according to claim 3, wherein said material raising plate (21) is spirally welded on the side wall of said shaft (19).

6. The biomass fuel low-temperature vacuum tempering dryer according to claim 1, characterized in that a plurality of pairs of supporting seats are arranged on the lower wall of the cylinder (4), and the cylinder (4) is placed on the upper wall of the frame through the supporting seats.