CN113587621B - Gas guide piece, air distribution assembly, mesh belt dryer and drying system - Google Patents
Gas guide piece, air distribution assembly, mesh belt dryer and drying system Download PDFInfo
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- CN113587621B CN113587621B CN202110854861.6A CN202110854861A CN113587621B CN 113587621 B CN113587621 B CN 113587621B CN 202110854861 A CN202110854861 A CN 202110854861A CN 113587621 B CN113587621 B CN 113587621B
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- mesh belt
- drainage
- drainage part
- drying
- air
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- 238000001035 drying Methods 0.000 title claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 33
- 238000012423 maintenance Methods 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 15
- 239000000463 material Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/02—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces
- F26B17/04—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces the belts being all horizontal or slightly inclined
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/22—Controlling the drying process in dependence on liquid content of solid materials or objects
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a gas guide piece, which aims to solve the problems that the whole installation period is long, the cost is high and the later-period maintenance is troublesome due to a bottom air inlet mode adopted by a mesh belt dryer in the prior art. The invention discloses an air distribution assembly which is composed of a plurality of air guide pieces. The invention discloses a mesh belt dryer, which is internally provided with an air distribution assembly. The invention discloses a drying system, which consists of a mesh belt dryer with an air distribution assembly and a heat pump. The invention provides a gas guide piece, an air distribution assembly, a mesh belt dryer and a drying system. Adopt the side air inlet mode among guipure drying-machine and the drying system to reduce the installation work in earlier stage, reduce cost, the later maintenance of also being convenient for. Meanwhile, by arranging the gas guide piece and the air distribution assembly, part of hot air can be guided to flow towards the surface of the mesh belt, so that the drying effect during side air inlet is ensured.
Description
Technical Field
The invention relates to the technical field of drying equipment, in particular to a gas guide piece, an air distribution assembly, a mesh belt dryer and a drying system.
Background
The mesh belt dryer is a drying device which is heated by electric heating, steam heating or hot air heating, uses a steel mesh as a transmission belt to carry materials and carries out continuous drying, and can be widely applied to industries such as building materials, electronics, environmental protection and the like.
In the existing mesh belt dryer adopting a hot air mode, hot air enters the inside of the mesh belt dryer from the bottom of the mesh belt dryer, flows along the direction vertical to the surface of a mesh belt, takes away moisture in the process and realizes drying. Because of the adoption of the bottom air inlet mode, the mesh belt dryer needs to build a foundation for conveying hot air and a necessary pipeline in an installation area in advance before installation and then can be installed, so that the whole installation period is longer, the cost is higher, and the later-stage maintenance is troublesome.
Disclosure of Invention
The invention provides a gas guide piece, an air distribution assembly, a mesh belt dryer and a drying system, aiming at solving the problems that the whole installation period is long, the cost is high and the later period of maintenance is troublesome due to a bottom air inlet mode adopted by the mesh belt dryer in the prior art. Adopt the side air inlet mode among guipure drying-machine and the drying system to reduce the installation work in earlier stage, reduce cost, the later maintenance of also being convenient for. Meanwhile, by arranging the gas guide piece and the air distribution assembly, part of hot air can be guided to flow towards the surface of the mesh belt, and substances on the mesh belt are dried, so that the drying effect when air enters from the side face is ensured.
The technical scheme adopted by the invention is as follows:
the gas guide member acts on the mesh belt dryer and guides part of the hot air to flow towards the surface of the mesh belt, and comprises
A first drainage part;
the edge of the second drainage part is connected with part of the edge of the first drainage part to form a partial surrounding structure, and the extending direction of the partial surrounding structure forms an included angle of 10-90 degrees with the surface of the first drainage part;
and
at least three connecting feet, the connecting feet are formed on the edge of the bottom surface of the first drainage part.
Further, the gas guide member further comprises
The surface of the flow guide block, which is contacted with hot air, is a drainage inclined plane; the drainage inclined plane and the first drainage part form an included angle of 10-90 degrees;
wherein, there is the clearance between the adjacent water conservancy diversion piece.
Further, a linear arrangement mode or an arc arrangement mode is adopted between the flow guide blocks.
Further, the gas guide member further comprises
The counterweight is installed on the bottom surface of the first drainage part.
The air distribution component is arranged at a hot air inlet of the mesh belt dryer and guides part of hot air to flow towards the surface of the mesh belt, and comprises
The aforementioned gas guiding member;
and
two ends of the flexible inhaul cable are respectively connected with the adjacent gas guide pieces,
the plurality of gas guide pieces are connected with the plurality of flexible inhaul cables to form a flexible air distribution structure; the first drainage part is arranged along the direction approximately parallel to the mesh belt, and the inner side area of the partial enclosing structure faces the hot air inlet direction.
Further, the gas guide pieces are arranged in a staggered mode.
Furthermore, the flexible inhaul cable is a steel wire, an iron wire, a copper wire or a resin fiber rope.
Further, the wind distribution assembly also comprises
The frame, the frame with adopt between the gaseous water conservancy diversion spare the flexible cable is connected.
Mesh belt dryer, mesh belt dryer includes
The drying chamber is of a closed structure, a feed inlet is formed in the top of the drying chamber, a discharge outlet is formed near the bottom of the drying chamber, an air outlet is formed in the upper portion of the side wall of one side of the drying chamber, and an air inlet is formed in the lower portion of the side wall of one side of the drying chamber;
a belt assembly having a motor and a belt; the mesh belt is installed in the drying chamber along the horizontal direction;
and
the air distribution assembly is installed near the air inlet in the drying chamber along a direction substantially parallel to the mesh belt.
A drying system, said drying system comprising
The mesh belt dryer described above;
and
a heat pump in communication with the drying chamber.
The invention has the beneficial effects that:
the invention provides a gas guide piece, an air distribution assembly, a mesh belt dryer and a drying system, aiming at solving the problems that the whole installation period is long, the cost is high and the later period of maintenance is troublesome due to a bottom air inlet mode adopted by the mesh belt dryer in the prior art. The mesh belt dryer adopts a side air inlet mode, so that the work of the previous installation stage is reduced, the cost is reduced, the later maintenance is facilitated, the structure of the mesh belt dryer is compact, the drying treatment of high-viscosity sludge with the water content of 60-85% can be met, and sludge cakes with the water content of 85% can be dried into sludge particles with the water content of below 30% in one step. The drying system that guipure drying-machine and heat pump constitute can realize integrated installation on the spot, and is swift high-efficient. In order to ensure the drying effect, the invention also relates to a gas guide piece and a gas distribution assembly, wherein the gas distribution assembly is composed of a plurality of gas guide pieces and forms a flexible wind distribution structure. When hot air flows to the flexible air distribution structure, part of the hot air can be guided to flow towards the surface of the mesh belt, and substances on the mesh belt are dried, so that the drying effect when air enters from the side face is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a first schematic structural view of a gas guiding member in embodiment 1.
Fig. 2 is a schematic structural diagram of a gas guiding member in embodiment 1.
Fig. 3 is a schematic structural diagram of a gas guiding member in embodiment 1.
Fig. 4 is a schematic structural diagram of the air distribution assembly in embodiment 2.
Fig. 5 is a schematic view showing the first configuration of the mesh belt dryer of embodiment 3, wherein one side surface is not shown.
Fig. 6 is a schematic structural diagram of a mesh belt dryer in embodiment 3.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention.
Embodiments of the invention are described in detail below with reference to the accompanying drawings.
Example 1
In the existing mesh belt dryer adopting a hot air mode, hot air enters the inside of the mesh belt dryer from the bottom of the mesh belt dryer, flows along the direction vertical to the surface of a mesh belt, takes away moisture in the process and realizes drying. Because of the adoption of the bottom air inlet mode, the mesh belt dryer needs to build a foundation for conveying hot air and a necessary pipeline in an installation area in advance before installation and then can be installed, so that the whole installation period is longer, the cost is higher, and the later-stage maintenance is troublesome.
For the bottom air inlet mode that solves among the prior art guipure drying-machine and adopt leads to whole installation cycle than longer, the cost is higher, also more troublesome problem during later stage overhauls, changes guipure drying-machine's air inlet mode into the side air inlet to reduce the work in the installation early stage in early stage, reduce cost, the later maintenance of also being convenient for. Because the flow direction of the hot air is approximately parallel to the surface of the mesh belt when the air enters from the side surface, the air guide member 10 is provided in this embodiment, the air guide member 10 guides part of the hot air to flow towards the surface of the mesh belt, and the flow direction of the hot air forms an included angle of 10-90 degrees with the surface of the mesh belt.
Specifically, the gas guiding member 10 includes a first flow guiding portion 11 and a second flow guiding portion 12, as shown in fig. 1 to 3. Wherein, the first drainage part 11 is in a flat plate shape. The edge of the second drainage part 12 is connected with the partial edge of the first drainage part 11, and the extending direction of the second drainage part is 10-90 degrees of included angle with the surface of the first drainage part 11. That is, the second drain portion 12 does not form a full enclosure structure for the first drain portion 11. For example, the first and second drains 11, 12 may be designed as shown in FIGS. 1-3. The first drain 11 is formed by machining a thin circular plate. The second drainage portion 12 is formed by cutting and partially processing a complete conical shell along the axial center direction of the conical shell, and the cone angle of the conical shell is 10-90 degrees. Along the geometric center direction of the second drainage part 12, namely the axial center direction of the complete conical shell, one edge of the second drainage part 12 with a smaller diameter is connected with the edge of the first drainage part 11. After the first drainage part 11 and the second drainage part 12 are connected, a chair shape similar to a chair with a backrest is formed.
The bottom surface of first drainage portion 11 is located first drainage portion 11 and the outside regional one side edge at first drainage portion 11 that the structure is partly enclosed to second drainage portion 12 promptly and evenly is equipped with at least three connection foot 111. The connecting leg 111 mainly provides a connecting fixing point between the gas guiding members 10 or between the gas guiding members 10 and the mesh belt dryer, and may be a structure protruding from the first drainage portion 11 or a circular hole. As shown in fig. 2 and 3, four quadrangular prism-shaped connecting legs 111 are uniformly arranged on the edge of the bottom surface of the first drainage part 11 of the thin circular plate, and threading holes are formed on the quadrangular prism-shaped connecting legs 111.
When the device works, the first drainage part 11 is arranged along the direction approximately parallel to the mesh belt, namely the first drainage part 11 is parallel to the surface of the mesh belt or forms an included angle of 0.1-3 degrees with the first drainage part 11 and the surface of the mesh belt. The inner area of the partially enclosed structure of the first and second drains 11, 12 faces the direction of entry of the hot air. Part of hot air flows to second drainage portion 12 along first drainage portion 11, and when second drainage portion 12 was regional, hot-blast flow direction changed into and flows along being 10~90 contained angle direction with the guipure surface, carries out the drying to the material on the guipure to the drying effect when guaranteeing the side and admitting air.
In order to further disperse the hot air entering the surrounding parts of the first drainage part 11 and the second drainage part 12, increase the action area and improve the drying effect, in one embodiment of the application, the inner side area of the surrounding structure of the parts of the first drainage part 11 and the second drainage part 12 is provided with a plurality of flow guide blocks 13 on the surface of the first drainage part 11 close to the second drainage part 12. One surface of the flow guide block 13 contacting with the hot air is a flow guide inclined surface 131, and the flow guide inclined surface 131 and the first flow guide part 11 form an included angle of 10-90 degrees. A certain gap is formed between the adjacent guide blocks 13, so that the hot air flows to the second drainage part 12 after passing through the gap. Part of the hot air flows to the second drainage part 12 along the first drainage part 11, and when the second drainage part 12 is in the area, part of the hot air firstly contacts with the drainage block 13 and flows along the drainage inclined plane 131 to blow to the mesh belt. The rest of the waste water passes through the diversion block 13 and continues to flow to the second diversion part 12 to be blown to the mesh belt.
In order to further improve the hot air dispersion effect, in an embodiment of the present application, a plurality of drainage inclined planes 131 are arranged along the same straight line between the flow guide blocks 13, or a plurality of drainage inclined planes 131 are arranged along the same arc between the flow guide blocks 13. As shown in fig. 1, the baffles 13 may be arranged in an arc, and the plurality of drainage slopes 131 form a shape similar to the second drainage portion 12.
In order to improve the stability of the gas guiding member 10 in hot air, in one embodiment of the present application, a counterweight 14 is mounted on the bottom surface of the first flow guiding part 11. The specific weight of the counterweight 14 can be adjusted according to actual needs.
Example 2
In the existing mesh belt dryer adopting a hot air mode, hot air enters the inside of the mesh belt dryer from the bottom of the mesh belt dryer, flows along the direction vertical to the surface of a mesh belt, takes away moisture in the process and realizes drying. Due to the adoption of the bottom air inlet mode, the mesh belt dryer can be installed only after a foundation for hot air conveying and a necessary pipeline are set up in an installation area in advance before installation, so that the whole installation period is long, the cost is high, and the later-stage maintenance is troublesome.
For the bottom air inlet mode that solves among the prior art guipure drying-machine and adopt leads to whole installation cycle than longer, the cost is higher, also more troublesome problem during later stage overhauls, changes guipure drying-machine's air inlet mode into the side air inlet to reduce the work in the installation early stage in early stage, reduce cost, the later maintenance of also being convenient for. Since the direction of the hot air flow is substantially parallel to the surface of the belt when the air is introduced from the side, an air distribution assembly 100 is provided in this embodiment, as shown in fig. 4. The air distribution assembly 100 includes a plurality of air guiding members 10, and the air guiding members 10 are flexibly connected to form a flexible air distribution structure. When hot air flows to the flexible air distribution structure, part of the hot air can be guided to flow towards the surface of the mesh belt, and substances on the mesh belt are dried, so that the drying effect when air enters from the side face is ensured.
In particular, the gas guiding element 10 comprises a first flow guide 11 and a second flow guide 12. The edge of the second drainage part 12 is connected with the partial edge of the first drainage part 11, and the extending direction of the second drainage part is 10-90 degrees of included angle with the surface of the first drainage part 11. That is, the second drain portion 12 does not form a full enclosure structure for the first drain portion 11.
Wherein the first drainage part 11 is machined from a thin circular plate. The bottom surface of the first drainage part 11 is located at one edge of the first drainage part 11 at the outer side area of the partial surrounding structure of the first drainage part 11 and the second drainage part 12, and four quadrangular-prism-shaped connecting feet 111 are uniformly arranged on the edge of the one surface of the first drainage part 11. The quadrangular prism-shaped connecting leg 111 is provided with a threading hole. A counterweight 14 is attached to the bottom surface of the first drainage portion 11. The specific weight of the counterweight 14 can be adjusted according to actual needs.
The second drainage portion 12 is formed by cutting and partially processing a complete conical shell along the axial center direction of the conical shell, and the cone angle of the conical shell is 10-90 degrees. Along the geometric center direction of the second drainage part 12, namely the axial center direction of the complete conical shell, one edge of the second drainage part 12 with a smaller diameter is connected with the edge of the first drainage part 11. After the first drainage part 11 and the second drainage part 12 are connected, a chair shape similar to a chair with a backrest is formed.
In the inner side area of the structure partially surrounded by the first drainage part 11 and the second drainage part 12, a plurality of flow guide blocks 13 are arranged on the surface of the first drainage part 11 close to the second drainage part 12. One surface of the flow guide block 13 contacting with the hot air is a flow guide inclined surface 131, and the flow guide inclined surface 131 and the first flow guide part 11 form an included angle of 10-90 degrees. A certain gap is formed between the adjacent guide blocks 13, so that the hot air flows to the second drainage part 12 after passing through the gap. The diversion blocks 13 can be arranged in an arc shape, and the plurality of diversion slopes 131 form a shape similar to the second diversion part 12. Part of the hot air flows to the second drainage part 12 along the first drainage part 11, and when the second drainage part 12 is in the area, part of the hot air firstly contacts with the drainage block 13 and flows along the drainage inclined plane 131 to blow to the mesh belt. The rest of the waste water passes through the diversion block 13 and continues to flow to the second diversion part 12 to be blown to the mesh belt.
The plurality of gas guiding members 10 in the air distribution assembly 100 are arranged in a staggered manner, and the adjacent gas guiding members 10 are connected by a flexible cable 20. The flexible inhaul cable 20 is made of steel wire, iron wire, copper wire or resin fiber rope resistant to high temperature of over 100 ℃, and has certain toughness, ductility and strength. When the adjacent gas guide members 10 are connected, the flexible inhaul cable 20 passes through the threading holes on the corresponding connecting pins 111, and finally, a flexible wind distribution structure is formed. The weight of the balance weight 14 is adjusted, and the weight of the balance weight 14 is gradually increased from the direction adjacent to the hot air inlet, so that the gas guide member 10 can present a height difference, and the shielding effect of the adjacent gas guide member 10 can be reduced. Meanwhile, the gas guide parts 10 are connected by flexible guy cables 20, and the gas guide parts 10 can swing in a small range under the blowing of hot air, so that the disturbance of the gas flow is realized.
In operation, the air distribution assembly 100 is installed near the hot air inlet in the mesh belt dryer along a direction approximately parallel to the mesh belt. The air distribution component 100 and the inner wall of the mesh belt dryer can also be connected by a flexible inhaul cable 20. When hot air blows to the flexible air distribution structure, part of the guiding part of the hot air flows to the surface of the mesh belt to dry substances on the mesh belt so as to ensure the drying effect when the side surface enters the air.
To facilitate quick installation of the wind distribution assembly 100, the wind distribution assembly 100 includes a rigid bezel 30. The plurality of gas guide members 10 are connected by flexible cables 20 and then arranged in the frame 30, and the gas guide members 10 adjacent to the frame 30 are connected with the frame 30 by the flexible cables 20. The frame 30 and the gas guide member 10 are assembled into the air distribution assembly 100, and the air distribution assembly 100 can be quickly installed after the frame 30 is connected with the inner wall of the mesh belt dryer.
Example 3
In the existing mesh belt dryer adopting a hot air mode, hot air enters the inside of the mesh belt dryer from the bottom of the mesh belt dryer, flows along the direction vertical to the surface of a mesh belt, takes away moisture in the process and realizes drying. Because of the adoption of the bottom air inlet mode, the mesh belt dryer needs to build a foundation for conveying hot air and a necessary pipeline in an installation area in advance before installation and then can be installed, so that the whole installation period is longer, the cost is higher, and the later-stage maintenance is troublesome.
For the bottom air inlet mode that solves mesh belt drying-machine among the prior art adoption leads to whole installation cycle than longer, the cost is higher, also more troublesome problem during later stage overhauls, change mesh belt drying-machine's air inlet mode into the side air inlet to reduce the work in the installation in the earlier stage, reduce cost, the later maintenance of also being convenient for, provide a mesh belt drying-machine in this implementation, this mesh belt drying-machine adopts the side air inlet, set up air distribution subassembly 100 in it, as shown in fig. 5 and 6. The air distribution assembly 100 includes a plurality of air guiding members 10, and the air guiding members 10 are flexibly connected to form a flexible air distribution structure. When hot air flows to the flexible air distribution structure, part of the hot air can be guided to flow towards the surface of the mesh belt, and substances on the mesh belt are dried, so that the drying effect when air enters from the side face is ensured.
Specifically, the mesh belt dryer includes a wind distribution assembly 100, a drying chamber 200, and a mesh belt assembly.
The drying chamber 200 is a closed structure, and has a top opening 210 and a bottom opening 220. The upper portion of one side wall of the drying chamber 200 is provided with a set of air outlets 230, and the lower portion is provided with an upper set of air inlets 240 and a lower set of air inlets 240.
The belt assembly includes a motor (not shown) and a belt 300. The mesh belt 300 is installed in the drying chamber 200 in a horizontal direction. When a plurality of mesh belts 300 are installed in the drying chamber 200, they are arranged in parallel, and the transmission directions of the mesh belts 300 cooperate to form an S-shaped transmission route. The water-containing material falls onto the mesh belt 300 from the feed inlet 210, is heated by hot air to remove water, and is finally collected and discharged from the discharge outlet 220. For example, as shown in fig. 5, four webbing belts 300 are used.
The air distribution module 100, two sets of air inlets 240 of which correspond, are respectively installed near the air inlets 240 in the drying chamber 200 along a direction substantially parallel to the mesh belt 300, and are spaced from the adjacent mesh belt 300. Referring to fig. 5, two air distribution modules 100 are located below the second 300 and fourth 300 mesh belts from top to bottom, respectively. The wind distribution assembly 100 includes a plurality of gas guides 10, a flexible cable 20, and a rim 30.
The gas guide 10 comprises a first flow guide 11 and a second flow guide 12. The edge of the second drainage part 12 is connected with the partial edge of the first drainage part 11, and the extending direction of the second drainage part is 10-90 degrees of included angle with the surface of the first drainage part 11. That is, the second drain portion 12 does not form a full enclosure structure for the first drain portion 11.
Wherein the first drainage part 11 is machined from a thin circular plate. The bottom surface of the first drainage part 11 is located at one edge of the first drainage part 11 at the outer side area of the partial surrounding structure of the first drainage part 11 and the second drainage part 12, and four quadrangular-prism-shaped connecting feet 111 are uniformly arranged on the edge of the one surface of the first drainage part 11. The quadrangular prism-shaped connecting leg 111 is provided with a threading hole. A counterweight 14 is attached to the bottom surface of the first drainage portion 11. The specific weight of the counterweight 14 can be adjusted according to actual needs.
The second drainage portion 12 is formed by cutting and partially processing a complete conical shell along the axial center direction of the conical shell, and the cone angle of the conical shell is 10-90 degrees. Along the geometric center direction of the second drainage part 12, namely the axial center direction of the complete conical shell, one edge of the second drainage part 12 with a smaller diameter is connected with the edge of the first drainage part 11. After the first drainage part 11 and the second drainage part 12 are connected, a chair shape similar to a chair with a backrest is formed.
In the inner side area of the structure partially surrounded by the first drainage part 11 and the second drainage part 12, a plurality of flow guide blocks 13 are arranged on the surface of the first drainage part 11 close to the second drainage part 12. One surface of the flow guide block 13 contacting with the hot air is a flow guide inclined surface 131, and the flow guide inclined surface 131 and the first flow guide part 11 form an included angle of 10-90 degrees. A certain gap is formed between the adjacent guide blocks 13, so that the hot air flows to the second drainage part 12 after passing through the gap. The diversion blocks 13 can be arranged in an arc shape, and the plurality of diversion slopes 131 form a shape similar to the second diversion part 12. Part of the hot air flows to the second drainage portion 12 along the first drainage portion 11, and when the hot air is in the area of the second drainage portion 12, part of the hot air firstly contacts with the drainage block 13 and flows along the drainage inclined surface 131, and is blown to the second mesh belt 300 or the fourth mesh belt 300. The rest of the air flows through the diversion block 13, continues to flow to the second diversion part 12, and blows to the second mesh belt 300 or the fourth mesh belt 300.
The plurality of gas guiding members 10 in the air distribution assembly 100 are arranged in a staggered manner, and the adjacent gas guiding members 10 are connected by a flexible cable 20. The flexible inhaul cable 20 is made of steel wires, iron wires, copper wires or resin fiber ropes resistant to high temperature of more than 100 ℃ and the like, and has certain toughness, ductility and strength. When the adjacent gas guide members 10 are connected, the flexible inhaul cable 20 passes through the threading holes on the corresponding connecting pins 111, and finally, a flexible wind distribution structure is formed. The weight of the balance weight 14 is adjusted, and the weight of the balance weight 14 is gradually increased from the direction adjacent to the hot air inlet, so that the gas guide member 10 can present a height difference, and the shielding effect of the adjacent gas guide member 10 can be reduced. Meanwhile, the gas guide parts 10 are connected by flexible guy cables 20, and the gas guide parts 10 can swing in a small range under the blowing of hot air, so that the disturbance of the gas flow is realized.
The plurality of gas guide members 10 are connected by flexible cables 20 and then arranged in the frame 30, and the gas guide members 10 adjacent to the frame 30 are connected with the frame 30 by the flexible cables 20. The air distribution assembly 100 is assembled by the frame 30 and the gas guide member 10, and the air distribution assembly 100 can be quickly installed after the frame 30 is connected with the inner wall of the drying chamber 200.
When the device works, the water-containing materials fall onto the mesh belt 300 from the feed inlet 210 and then synchronously move to the discharge outlet 220 along with the mesh belt 300 to be discharged. During the process of conveying the water-containing material with the mesh belt 300, hot air is injected into the drying chamber 200 from the air inlet 240. When the hot air approximately parallel to the mesh belt 300 encounters the air distribution assembly 100, part of the hot air flows from the first drainage part 11 to the second drainage part 12, and in the area of the second drainage part 12, part of the hot air firstly contacts the drainage block 13 and flows along the drainage inclined plane 131 to be blown to the mesh belt. The rest of the waste water passes through the diversion block 13 and continues to flow to the second diversion part 12 to be blown to the mesh belt. When hot air passes through the mesh belt, the material is heated, and water is heated and volatilized and is discharged from the air outlet 230 along with the wind.
Guipure drying-machine in this example compares with the guipure drying-machine of current bottom air inlet, and it adopts side air inlet mode to reduce the work of installation early of early, reduce cost, the later maintenance of also being convenient for, simultaneously through addding the cloth wind subassembly in order to guarantee good drying effect.
Example 4
In the existing mesh belt dryer adopting a hot air mode, hot air enters the inside of the mesh belt dryer from the bottom of the mesh belt dryer, flows along the direction vertical to the surface of a mesh belt, takes away moisture in the process and realizes drying. Because of the adoption of the bottom air inlet mode, the mesh belt dryer needs to build a foundation for conveying hot air and a necessary pipeline in an installation area in advance before installation and then can be installed, so that the whole installation period is longer, the cost is higher, and the later-stage maintenance is troublesome.
For the bottom air inlet mode that solves among the prior art guipure drying-machine and adopt leads to whole installation cycle than longer, the cost is higher, also more troublesome problem during later stage overhauls, changes guipure drying-machine's air inlet mode into the side air inlet to reduce the work in the installation in the earlier stage, reduce cost, the later maintenance of also being convenient for provides a drying system in this implementation, and this drying system includes guipure drying-machine and heat pump.
Specifically, the mesh belt dryer includes a wind distribution assembly 100, a drying chamber 200, and a mesh belt assembly.
The drying chamber 200 is a closed structure, and has a top opening 210 and a bottom opening 220. The upper portion of one side wall of the drying chamber 200 is provided with a set of air outlets 230, and the lower portion is provided with an upper set of air inlets 240 and a lower set of air inlets 240.
The belt assembly includes a motor (not shown) and a belt 300. The mesh belt 300 is installed in the drying chamber 200 in a horizontal direction. When a plurality of mesh belts 300 are installed in the drying chamber 200, they are arranged in parallel, and the transmission directions of the mesh belts 300 cooperate to form an S-shaped transmission route. The water-containing material falls onto the mesh belt 300 from the feed inlet 210, is heated by hot air to remove water, and is finally collected and discharged from the discharge outlet 220. For example, as shown in fig. 5, four webbing strips 300 are used.
The air distribution module 100, two sets of air inlets 240 of which correspond, are respectively installed near the air inlets 240 in the drying chamber 200 along a direction substantially parallel to the mesh belt 300, and are spaced from the adjacent mesh belt 300. Referring to fig. 5, two air distribution modules 100 are located below the second 300 and fourth 300 mesh belts from top to bottom, respectively. The wind distribution assembly 100 includes a plurality of gas guides 10, a flexible cable 20, and a rim 30.
The gas guide 10 comprises a first flow guide 11 and a second flow guide 12. The edge of the second drainage part 12 is connected with the partial edge of the first drainage part 11, and the extending direction of the second drainage part is 10-90 degrees of included angle with the surface of the first drainage part 11. That is, the second drain portion 12 does not form a full enclosure structure for the first drain portion 11.
Wherein the first drainage part 11 is machined from a thin circular plate. The bottom surface of the first drainage part 11 is located at one edge of the first drainage part 11 at the outer side area of the partial surrounding structure of the first drainage part 11 and the second drainage part 12, and four quadrangular-prism-shaped connecting feet 111 are uniformly arranged on the edge of the one surface of the first drainage part 11. The quadrangular prism-shaped connecting leg 111 is provided with a threading hole. A counterweight 14 is attached to the bottom surface of the first drainage portion 11. The specific weight of the counterweight 14 can be adjusted according to actual needs.
The second drainage portion 12 is formed by cutting and partially processing a complete conical shell along the axial center direction of the conical shell, and the cone angle of the conical shell is 10-90 degrees. Along the geometric center direction of the second drainage part 12, namely the axial center direction of the complete conical shell, one edge of the second drainage part 12 with a smaller diameter is connected with the edge of the first drainage part 11. After the first drainage part 11 and the second drainage part 12 are connected, a chair shape similar to a chair with a backrest is formed.
In the inner side area of the structure partially surrounded by the first drainage part 11 and the second drainage part 12, a plurality of flow guide blocks 13 are arranged on the surface of the first drainage part 11 close to the second drainage part 12. One surface of the flow guide block 13 contacting with the hot air is a flow guide inclined surface 131, and the flow guide inclined surface 131 and the first flow guide part 11 form an included angle of 10-90 degrees. A certain gap is formed between the adjacent guide blocks 13, so that the hot air flows to the second drainage part 12 after passing through the gap. The diversion blocks 13 can be arranged in an arc shape, and the plurality of diversion slopes 131 form a shape similar to the second diversion part 12. Part of the hot air flows to the second drainage portion 12 along the first drainage portion 11, and when the hot air is in the area of the second drainage portion 12, part of the hot air firstly contacts with the drainage block 13 and flows along the drainage inclined surface 131, and is blown to the second mesh belt 300 or the fourth mesh belt 300. The rest of the air passes through the diversion block 13, continues to flow to the second diversion part 12, and blows to the second mesh belt 300 or the fourth mesh belt 300.
The plurality of gas guiding members 10 in the air distribution assembly 100 are arranged in a staggered manner, and the adjacent gas guiding members 10 are connected by a flexible cable 20. The flexible inhaul cable 20 is made of steel wires, iron wires, copper wires or resin fiber ropes resistant to high temperature of more than 100 ℃ and the like, and has certain toughness, ductility and strength. When the adjacent gas guide members 10 are connected, the flexible inhaul cable 20 passes through the threading holes on the corresponding connecting pins 111, and finally, a flexible wind distribution structure is formed. The weight of the balance weight 14 is adjusted, and the weight of the balance weight 14 is gradually increased from the direction adjacent to the hot air inlet, so that the gas guide member 10 can present a height difference, and the shielding effect of the adjacent gas guide member 10 can be reduced. Meanwhile, the gas guide parts 10 are connected by flexible inhaul cables 20, and the gas guide parts 10 can swing in a small range under the blowing of hot air, so that the disturbance of the airflow is realized.
The plurality of gas guide members 10 are connected by flexible cables 20 and then arranged in the frame 30, and the gas guide members 10 adjacent to the frame 30 are connected with the frame 30 by the flexible cables 20. The frame 30 and the gas guide member 10 are assembled into the air distribution assembly 100, and the air distribution assembly 100 can be quickly installed after the frame 30 is connected with the inner wall of the drying chamber 200.
And a heat pump which is communicated with the drying chamber 200 and provides dry hot air. The heat pump in this embodiment may be a commercially available heat pump, or may be a heat pump system disclosed in CN110372172A, which is used in a low-temperature drying apparatus for high-moisture-content and high-viscosity sludge.
When the device works, the water-containing materials fall onto the mesh belt 300 from the feed inlet 210 and then synchronously move to the discharge outlet 220 along with the mesh belt 300 to be discharged. During the process of conveying the water-containing material with the mesh belt 300, hot air generated by the heat pump is injected into the drying chamber 200 from the air inlet 240. When the hot air approximately parallel to the mesh belt 300 encounters the air distribution assembly 100, part of the hot air flows from the first diversion part 11 to the second diversion part 12, and in the area of the second diversion part 12, part of the hot air first contacts with the diversion block 13, flows along the diversion inclined plane 131 and is blown to the mesh belt. The rest of the waste water passes through the diversion block 13 and continues to flow to the second diversion part 12 to be blown to the mesh belt. When hot air passes through the mesh belt, the material is heated, moisture is heated and volatilized, the moisture is discharged from the air outlet 230 along with the wind, and the material is heated by the heat pump and then is utilized after being dehydrated.
Guipure drying-machine in this example compares with the guipure drying-machine of current bottom air inlet, and it adopts side air inlet mode to reduce the work of installation early of early, reduce cost, the later maintenance of also being convenient for, simultaneously through addding the cloth wind subassembly in order to guarantee good drying effect.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. The wind distribution component is arranged at a hot air inlet of the mesh belt dryer, and guides part of hot air to flow towards the surface of the mesh belt, and the wind distribution component is characterized by comprising:
the gas guide pieces are arranged in a staggered mode; the gas guide comprises:
a first drainage part;
the edge of the second drainage part is connected with part of the edge of the first drainage part to form a partial surrounding structure, and the extending direction of the partial surrounding structure forms an included angle of 10-90 degrees with the surface of the first drainage part;
the connecting feet are formed on the edge of the bottom surface of the first drainage part;
the surface of the flow guide block, which is contacted with hot air, is a drainage inclined plane; the drainage inclined plane and the first drainage part form an included angle of 10-90 degrees; gaps are reserved between the adjacent flow guide blocks;
the counterweight is arranged on the bottom surface of the first drainage part;
and
the two ends of the flexible inhaul cable are respectively connected with the adjacent gas guide pieces;
the plurality of gas guide pieces are connected with the plurality of flexible inhaul cables to form a flexible air distribution structure; the first drainage part is arranged along the direction approximately parallel to the mesh belt, and the inner side area of the partial enclosing structure faces the hot air inlet direction.
2. The air distribution assembly of claim 1, wherein the deflector blocks are arranged in a straight line or arc arrangement.
3. The air distribution assembly of claim 1, wherein the flexible cable is a steel wire, an iron wire, a copper wire, or a resin fiber rope.
4. The air distribution assembly of claim 1, further comprising:
the frame, the frame with adopt between the gaseous water conservancy diversion spare the flexible cable is connected.
5. Mesh belt drying-machine, its characterized in that, mesh belt drying-machine includes:
the drying chamber is of a closed structure, a feed port is formed in the top of the drying chamber, and a discharge port is formed near the bottom of the drying chamber; an air outlet is formed in the upper part of the side wall of one side of the drying chamber, and an air inlet is formed in the lower part of the side wall of one side of the drying chamber;
a belt assembly having a motor and a belt; the mesh belt is installed in the drying chamber along the horizontal direction;
and
the air distribution assembly of any one of claims 1 to 4, wherein the air distribution assembly is mounted in the drying chamber near the air inlet in a direction substantially parallel to the mesh belt.
6. Drying system, its characterized in that, drying system includes:
the mesh belt dryer of claim 5;
and
a heat pump in communication with the drying chamber.
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| CN202110854861.6A CN113587621B (en) | 2021-07-28 | 2021-07-28 | Gas guide piece, air distribution assembly, mesh belt dryer and drying system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2905752A1 (en) * | 2006-09-07 | 2008-03-14 | Rieter Perfojet Soc Par Action | Drum device for e.g. air-drier, has flexible belts each passing over guide rollers, where each roller is pivotably mounted around axis perpendicular to rotational axis of drum and is provided in median plane perpendicular to axis of roller |
| CN202361769U (en) * | 2011-11-14 | 2012-08-01 | 中冶焦耐(大连)工程技术有限公司 | Soft cable type through-flow air distribution plate for fluidized bed |
| CN208432009U (en) * | 2018-06-05 | 2019-01-25 | 山东雨田食品科技有限公司 | It is a kind of for producing the fluidized bed of calcium propionate |
| CN110567235A (en) * | 2018-06-05 | 2019-12-13 | 山东雨田食品科技有限公司 | Fluidized bed for producing calcium propionate |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060272176A1 (en) * | 2003-01-14 | 2006-12-07 | Direct Air Dryers Limited | Drying devices |
| CN205554563U (en) * | 2016-04-13 | 2016-09-07 | 冯水军 | Special air current converter of aerospace vehicle |
| CN109229753B (en) * | 2018-10-24 | 2019-12-10 | 宜宾学院 | A cold chain logistics transportation and transshipment equipment |
| CN210980739U (en) * | 2019-11-18 | 2020-07-10 | 洽洽食品股份有限公司 | Air distribution device and drying equipment |
-
2021
- 2021-07-28 CN CN202110854861.6A patent/CN113587621B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2905752A1 (en) * | 2006-09-07 | 2008-03-14 | Rieter Perfojet Soc Par Action | Drum device for e.g. air-drier, has flexible belts each passing over guide rollers, where each roller is pivotably mounted around axis perpendicular to rotational axis of drum and is provided in median plane perpendicular to axis of roller |
| CN202361769U (en) * | 2011-11-14 | 2012-08-01 | 中冶焦耐(大连)工程技术有限公司 | Soft cable type through-flow air distribution plate for fluidized bed |
| CN208432009U (en) * | 2018-06-05 | 2019-01-25 | 山东雨田食品科技有限公司 | It is a kind of for producing the fluidized bed of calcium propionate |
| CN110567235A (en) * | 2018-06-05 | 2019-12-13 | 山东雨田食品科技有限公司 | Fluidized bed for producing calcium propionate |
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