CN113551509B - Energy-efficient formula straw powder drying device - Google Patents
Energy-efficient formula straw powder drying device Download PDFInfo
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- CN113551509B CN113551509B CN202111108111.0A CN202111108111A CN113551509B CN 113551509 B CN113551509 B CN 113551509B CN 202111108111 A CN202111108111 A CN 202111108111A CN 113551509 B CN113551509 B CN 113551509B
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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
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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
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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
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- 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
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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Abstract
The invention discloses a high-efficiency energy-saving straw powder drying device, belonging to the field of drying devices, which effectively improves the drying effect of straw powder after moisture absorption and moisture change by improving the existing drying device, firstly, a screen I is utilized to separate the straw which is bonded into blocks and powder, so that the powder and the bonding blocks respectively enter a drying pipe I and a drying pipe II, thereby the targeted drying can be carried out, a flow distribution plate and a speed buffer part are respectively arranged in the drying pipe I and the drying pipe II, the flow distribution plate increases the contact area of the powder and hot air, the speed buffer part delays the falling speed of the bonding blocks to prolong the drying time, thereby effectively improving the drying effect, and the bonding blocks are separated from the powder while the drying is carried out, thereby the trouble of screening is saved, in addition, the intercommunication is formed between the drying pipe I and the drying pipe II, thereby the hot air is recycled, the energy consumption is effectively saved, and the generation of dust is effectively reduced.
Description
Technical Field
The invention relates to the field of drying devices, in particular to a high-efficiency energy-saving straw powder drying device.
Background
In summer and autumn and winter every year, a large amount of straws of wheat, corn and the like are incinerated in the field, a large amount of dense smoke is generated, and the straw incineration method not only becomes a bottleneck problem of rural environment protection, but also even becomes a chief culprit of compromising urban environment. According to relevant statistics, as a big agricultural country, China can generate more than 7 hundred million tons of straws every year, and the straws become wastes which are not used much but need to be disposed. In this case, a phenomenon of incineration occurs in large quantities, which is completely handled by farmers.
The comprehensive utilization prospect of the straw is wide, in practice, China has a lot of places to actively explore, and a lot of beneficial experiences and methods are creatively adopted. Such as making paper by using straws; or the straw is utilized to produce formaldehyde-free series straw boards which are widely used as base materials of high-grade furniture, high-grade packaging, high-grade building materials, high-grade sound boxes and the like, so that the income of farmers can be increased, the income of foreign exchanges can be increased, and the straw resources are converted into economic advantages; encourages farmers to enlarge the breeding scale and leads the straw to become coarse fodder for cattle and sheep.
When the straw is applied to papermaking, furniture and the like, the straw can be firstly smashed to be smashed into powder so as to facilitate subsequent processing treatment, but the straw powder can absorb moisture and form a bonding block when being piled, so that the straw powder can be dried before use.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide an efficient energy-saving straw powder drying device, which is improved to effectively improve the drying effect on straw powder after moisture absorption and moisture change, firstly, a screen I is used for separating the straw which is bonded into blocks and powder, so that the powder and the bonding blocks enter a drying pipe I and a drying pipe II respectively, thereby carrying out targeted drying, a flow distribution plate and a speed buffer part are arranged in the drying pipe I and the drying pipe II respectively, the flow distribution plate is used for increasing the contact area of the powder and hot air, the speed buffer part is used for delaying the falling speed of the bonding blocks so as to prolong the drying time, thereby effectively improving the drying effect, and the bonding blocks are separated from the powder during drying, thereby saving the trouble of screening, and in addition, the drying pipe I and the drying pipe II are communicated with each other, the hot air is recycled, the energy consumption is effectively saved, and the generation of dust is effectively reduced.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A high-efficiency energy-saving straw powder drying device comprises a drying box, wherein the upper end of the drying box is communicated with a feeding hopper, a first screen is arranged above the drying box, the inner walls of two sides of the upper end of the drying box are fixedly connected with a reciprocating mechanism, the output end of the reciprocating mechanism is fixedly connected with two sides of the first screen through a connecting rod, a material distributing plate is arranged below the first screen of the drying box, the inner walls of two sides of the drying box are fixedly connected with a limiting plate, two sides of the material distributing plate are slidably connected with the limiting plate, three blanking ports are arranged above the material distributing plate, the lower end of each blanking port is fixedly connected with a drying pipe, each drying pipe comprises a first drying pipe and two second drying pipes, the upper ends and the lower ends of the first drying pipes and the second drying pipes are respectively communicated with each other through two ventilation pipes, and a circulating pipe communicated with the two ventilation pipes is inserted in the side wall of the drying box, and a hose is communicated between the two vent pipes and the circulating pipe.
Further, the structure of drying duct one is the same with drying duct two, drying duct one includes the heat exchange section of S type, can effectively prolong dry time like this, the one side that the upper and lower both ends of heat exchange section kept away from all communicates the section of ventilating, the section of ventilating is with the intercommunication department fixedly connected with screen cloth two of heat exchange section, and during hot-air upwards entered into the heat exchange section by the section of ventilating of bottom, the material from top to bottom fell, effectively improved dry effect like this, hot-air entered into the breather pipe by screen cloth two to through the circulating pipe reentrant bottom, thereby realize hot-air' S cyclic utilization, effective energy saving.
Further, a plurality of flow distribution plates are fixedly connected to the inner wall of the first drying pipe, a plurality of holes are formed in each flow distribution plate, the flow distribution plates can delay the falling speed of the straw powder on the one hand, and on the other hand, the contact area of the powder and hot air can be increased, so that the drying effect is effectively improved.
Further, the inner wall fixedly connected with of drying tube two is a plurality of piece of slowing down, every the piece of slowing down comprises many speed limit rods, the speed limit rod adopts soft elastic material to make, and the piece of slowing down has delayed the speed that the bonding piece falls to extension hot-air is to its drying time.
Further, divide the equal fixedly connected with T type slider in both ends of flitch, and the inner wall of limiting plate set up with T type slider sliding connection's T type spout, the inner wall of limiting plate and divide fixedly connected with spring between the flitch, the elasticity of spring can let divide the flitch can realize effectual vibrations from top to bottom to avoid the material to cause the jam in drying tube one and drying tube two.
Furthermore, the screen cloth I is of an inverted V-shaped structure, and the two sides of the screen cloth I are fixedly connected with horizontally arranged buffer filter plates, so that the blanking speed of the blocky straws can be effectively reduced, and the situation that blockage is formed at the inlet is avoided.
Further, the lower extreme lateral wall fixedly connected with striking piece of screen cloth one, and the upper end lateral wall fixedly connected with of branch flitch and the seat that strikes the piece matching, when reciprocating motion mechanism drove screen cloth one and moves down, the striking piece can take place the striking with the seat that strikes, effectively improves the vibrations effect of branch flitch to avoid the material to form in drying tube one or drying tube two and block up.
Furthermore, the inner wall fixedly connected with accuse hopper of feeding hopper, and the middle part of controlling the hopper has seted up the feed inlet, the material blocking plate that the middle part upper end of screen cloth one matches with the feed inlet through connecting rod fixedly connected with, when the screen cloth moves to the lower, the material blocking plate just plugs up the feed inlet of accuse hopper, can effective control feed speed like this, prevents to produce and blocks up.
Furthermore, the first drying pipe, the second drying pipe, the circulating pipe and the vent pipe are made of high-temperature-resistant materials, so that the hot air is prevented from deforming and damaging the drying pipes, and the heat insulation sleeves are sleeved outside the first drying pipe, the second drying pipe, the circulating pipe and the vent pipe, so that heat loss is prevented, and energy conservation and emission reduction are effectively realized.
Furthermore, the first drying pipe is located between the second drying pipe, and the cross section of the blanking port corresponding to the first drying pipe is matched with the first screen, so that the powdered straws screened by the first screen can all fall into the blanking port corresponding to the first drying pipe.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the scheme improves the prior drying device, effectively improves the drying effect of straw powder after moisture absorption and moisture change, firstly utilizes the screen I to separate the straw which is bonded into blocks from the straw which is in powder shape, and leads the powder and the bonding blocks to respectively enter the drying pipe I and the drying pipe II, thereby the targeted drying can be carried out, the flow distribution plate and the retarding piece are respectively arranged in the first drying pipe and the second drying pipe, the flow distribution plate increases the contact area of the powder and the hot air, the retarding piece retards the falling speed of the bonding block to prolong the drying time, thereby effectively improving the drying effect, separating the bonding blocks from the powder while drying, saving the trouble of screening, in addition, the first drying pipe and the second drying pipe are communicated with each other, so that the hot air is recycled, the energy consumption is effectively saved, and the generation of dust is effectively reduced.
(2) The structure of drying tube one is the same with drying tube two, drying tube one includes the heat exchange section of S type, can effectively prolong dry time like this, the upper and lower both ends one side of keeping away from of heat exchange section all communicates the section of ventilating, the section of ventilating is with the intercommunication department fixedly connected with screen cloth two of heat exchange section, the hot-air upwards enters into the heat exchange section by the section of ventilating of bottom, the material from top to bottom, effectively improve dry effect like this, the hot-air enters into the breather pipe by screen cloth two, and enter into the bottom again through the circulating pipe, thereby realize the cyclic utilization of hot-air, effective energy saving.
(3) A plurality of flow distribution plates are fixedly connected to the inner wall of the first drying pipe, a plurality of holes are formed in each flow distribution plate, the flow distribution plates can delay the falling speed of straw powder on the one hand, and on the other hand, the contact area of the powder and hot air can be increased, so that the drying effect is effectively improved.
(4) The inner wall of the second drying pipe is fixedly connected with a plurality of retarding pieces, each retarding piece is composed of a plurality of speed limiting rods, the speed limiting rods are made of soft elastic materials, and the retarding pieces delay the falling speed of the bonding blocks, so that the drying time of hot air to the bonding blocks is prolonged.
(5) Divide the equal fixedly connected with T type slider in both ends of flitch, and the inner wall of limiting plate set up with T type slider sliding connection's T type spout, the inner wall of limiting plate and divide fixedly connected with spring between the flitch, the elasticity of spring can let divide the flitch can realize effectual vibrations from top to bottom to the material causes the jam in drying tube one and drying tube two.
(6) The first screen is of an inverted V-shaped structure, and the two sides of the first screen are fixedly connected with horizontally arranged buffer filter plates, so that the blanking speed of the blocky straws can be effectively reduced, and blockage caused by the straws entering the inlet can be avoided.
(7) The lower extreme lateral wall fixedly connected with striking piece of screen cloth one, and the upper end lateral wall fixedly connected with of branch flitch and the seat that strikes the piece and match, when reciprocating motion mechanism drove screen cloth one and move down, the striking piece can take place the striking with the seat that strikes, effectively improves the vibrations effect of branch flitch to avoid the material to form in drying tube one or drying tube two and block up.
(8) The inner wall fixedly connected with of feeding hopper accuse hopper, and the middle part of accuse hopper has seted up the feed inlet, and the material blocking plate that connecting rod fixedly connected with and feed inlet matched is passed through to the middle part upper end of screen cloth one, when the screen cloth moves down to the lower, the material blocking plate just plugs up the feed inlet of accuse hopper, can effectively control feed speed like this, prevents to produce and blocks up.
(9) The first drying pipe, the second drying pipe, the circulating pipe and the vent pipe are made of high-temperature-resistant materials, so that the hot air is prevented from deforming and damaging the drying pipes, and the heat insulation sleeves are sleeved outside the first drying pipe, the second drying pipe, the circulating pipe and the vent pipe, so that heat loss is prevented, and energy conservation and emission reduction are effectively realized.
(10) The drying tube one is located between the two drying tubes two, and the cross section of the blanking port corresponding to the drying tube one is matched with that of the screen I, so that the powdered straws screened by the screen I can all fall into the blanking port corresponding to the drying tube one.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic diagram of the composition of a drying duct according to the present invention;
FIG. 4 is a schematic view of a drying tube according to the present invention;
FIG. 5 is a schematic view of a second main view and a drying operation of the drying tube of the present invention;
FIG. 6 is a schematic front view of the impact block and impacted base of the present invention;
FIG. 7 is a schematic view of the connection of the material distributing plate and the limiting plate of the present invention;
FIG. 8 is a schematic view of the screen of the present invention as soon as it begins to descend;
FIG. 9 is a schematic view of the screen of the present invention as it begins to descend;
figure 10 is a schematic view of the screen of the present invention initially returning.
The reference numbers in the figures illustrate:
the device comprises a drying box 1, a feeding hopper 2, a screen I3, a 301 impact block, a reciprocating mechanism 4, a material distribution plate 5, an impacted seat 501, a limiting plate 6, a drying pipe I7, a flow distribution plate 701, a heat exchange segment 7011, an air ventilation segment 7012, a screen II 7013, a drying pipe II 8, a speed buffer 801, a circulating pipe 9, a hose 10, a material control hopper 11 and a material blocking plate 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-10, an energy-efficient straw powder drying device, referring to fig. 1 and 2, comprises a drying box 1, the upper end of the drying box 1 is communicated with a feeding hopper 2, the inner wall of the feeding hopper 2 is fixedly connected with a control hopper 11, the middle part of the control hopper 11 is provided with a feeding port, the upper end of the middle part of a screen mesh 3 is fixedly connected with a blocking plate 12 matched with the feeding port through a connecting rod, when the screen mesh 3 moves downwards to the lowest position, the blocking plate 12 just blocks the feeding port of the control hopper 11, so that the feeding speed can be effectively controlled, the blockage can be prevented, the screen mesh 3 is arranged above the drying box 1, the screen mesh 3 is of an inverted V-shaped structure, and the two sides of the screen mesh 3 are fixedly connected with horizontally arranged buffer filter plates, so that the blanking speed of blocky straws can be effectively slowed down, the blockage at the feeding port is prevented from forming, the inner walls at the two sides of the upper end of the drying box 1 are fixedly connected with reciprocating mechanisms 4 (known to those skilled in the art, the pneumatic telescopic rod can be selected preferentially, and the selection can also be carried out according to actual requirements), the output end of the reciprocating mechanism 4 is fixedly connected with the two sides of the first screen mesh 3 through a connecting rod, the drying box 1 is provided with a material distributing plate 5 below the first screen mesh 3, the lower end side wall of the first screen mesh 3 is fixedly connected with an impact block 301, the upper end side wall of the material distributing plate 5 is fixedly connected with an impacted seat 501 matched with the impact block 301, when the reciprocating mechanism 4 drives the first screen mesh 3 to move downwards, the impact block 301 can impact the impacted seat 501, the vibration effect of the material distributing plate 5 is effectively improved, and therefore the blockage of materials in the first drying pipe 7 or the second drying pipe 8 is avoided;
referring to fig. 7, the inner walls of the two sides of the drying box 1 are fixedly connected with a limiting plate 6, the two sides of the material distribution plate 5 are slidably connected with the limiting plate 6, the two ends of the material distribution plate 5 are fixedly connected with T-shaped sliders, the inner wall of the limiting plate 6 is provided with a T-shaped chute slidably connected with the T-shaped sliders, and a spring is fixedly connected between the inner wall of the limiting plate 6 and the material distribution plate 5 (the connection mode is known by those skilled in the art, and mainly aims to realize the up-and-down reciprocating motion of the material distribution plate 5), and the elastic force of the spring can enable the material distribution plate 5 to effectively vibrate up and down so as to prevent the material from being blocked in the first drying pipe 7 and the second drying pipe 8;
referring to fig. 3, three blanking ports are arranged above the material distributing plate 5, the lower end of each blanking port is fixedly connected with a drying tube, each drying tube comprises a first drying tube 7 and two second drying tubes 8, the upper end and the lower end of each drying tube 7 and the upper end and the lower end of each drying tube 8 are respectively communicated with each other through two vent pipes, the first drying tube 7 and the second drying tubes 8 have the same structure, the first drying tube 7 comprises an S-shaped heat exchange section 7011, so that the drying time can be effectively prolonged, one side, far away from the upper end and the lower end of the heat exchange section 7011, of each heat exchange section 7011 is communicated with a vent section 7012, a screen mesh second 7013 is fixedly connected at the communication position of the vent section 7012 and the heat exchange section 7011, hot air enters the heat exchange section 7011 from the vent section 7012 at the bottom, materials fall from the top to the bottom, so that the drying effect is effectively improved, the hot air enters the vent tubes from the screen mesh second 7013 and reenters the bottom through a circulating pipe 9, thereby realizing the recycling of hot air and effectively saving energy;
referring to fig. 4, a plurality of flow distribution plates 701 are fixedly connected to the inner wall of the first drying pipe 7, and each flow distribution plate 701 is provided with a plurality of holes, so that the flow distribution plates 701 can delay the falling speed of the straw powder on one hand and increase the contact area of the powder and hot air on the other hand, thereby effectively improving the drying effect;
referring to fig. 5, the inner wall of the second drying pipe 8 is fixedly connected with a plurality of retarding pieces 801, each retarding piece 801 is composed of a plurality of retarding rods, the retarding rods are made of soft elastic materials (similar to a brush), and the retarding pieces 801 retard the falling speed of the bonding blocks, so that the drying time of hot air on the bonding blocks is prolonged;
referring to fig. 2, a circulating pipe 9 communicated with two vent pipes is inserted in the side wall of the drying box 1, a hose 10 is communicated between the two vent pipes and the circulating pipe 9, the first drying pipe 7, the second drying pipe 8, the circulating pipe 9 and the vent pipes are made of high-temperature resistant materials to prevent hot air from deforming and damaging the first drying pipe and the second drying pipe, heat insulation sleeves are sleeved outside the first drying pipe 7, heat loss is prevented, energy conservation and emission reduction are effectively achieved, the first drying pipe 7 is located between the two second drying pipes 8, and the cross section of a blanking port corresponding to the first drying pipe 7 is matched with the first screen 3, so that all powdered straws screened by the first screen 3 can fall into the blanking port corresponding to the first drying pipe 7.
Referring to fig. 8, 9 and 10, the working principle of the present solution is: firstly, hot air is blown into a vent pipe at the bottom, the hot air enters a heat exchange section 7011 from a vent section 7012, then straw powder is poured into a feeding hopper 2, a reciprocating mechanism 4 is started, the reciprocating mechanism 4 drives a screen I3 to reciprocate up and down to separate the powder and then a bonding block, the powder passes through the screen I3 and falls into a drying pipe I7 in the middle, the bonding block slides into drying pipes II 8 at two sides along the gradient of the screen I3, the drying pipes I7 and II 8 respectively dry the powder and the bonding block, a flow distribution plate 701 can delay the falling speed of the straw powder on one hand and increase the contact area of the powder and the hot air on the other hand, the drying effect is effectively improved, a speed buffering piece 801 delays the falling speed of the bonding block, the drying time of the hot air on the bonding block is prolonged, the screen II 7013 can prevent the straw powder and the bonding block from entering the vent section 7012, the circulating pipe 9 enables hot air to circularly flow in the first drying pipe 7 and the second drying pipe 8, and energy is effectively saved.
The drying device improves the prior drying device, effectively improves the drying effect of straw powder after moisture absorption and moisture change, firstly utilizes the screen I3 to separate the straw which is bonded into blocks from the straw which is bonded into powder, so that the powder and the bonding blocks respectively enter the drying pipe I7 and the drying pipe II 8, thereby, the targeted drying can be carried out, the diversion plate 701 and the retarding piece 801 are respectively arranged in the first drying pipe 7 and the second drying pipe 8, the diversion plate 701 increases the contact area of the powder and the hot air, the retarding piece 801 retards the falling speed of the bonding block to prolong the drying time, thereby effectively improving the drying effect, separating the bonding blocks from the powder while drying, saving the trouble of screening, in addition, the first drying pipe 7 and the second drying pipe 8 are communicated with each other, so that the hot air is recycled, the energy consumption is effectively saved, and the generation of dust is effectively reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.
Claims (3)
1. The utility model provides an energy-efficient formula straw powder drying device, includes stoving case (1), the upper end intercommunication of stoving case (1) has feeding hopper (2), its characterized in that: the drying box is characterized in that a first screen (3) is arranged above the drying box (1), the inner walls of two sides of the upper end of the drying box (1) are fixedly connected with a reciprocating mechanism (4), the output end of the reciprocating mechanism (4) is fixedly connected with two sides of the first screen (3) through a connecting rod, a material distributing plate (5) is arranged below the first screen (3) of the drying box (1), the inner walls of two sides of the drying box (1) are fixedly connected with a limiting plate (6), two sides of the material distributing plate (5) are slidably connected with the limiting plate (6), three blanking ports are arranged above the material distributing plate (5), the lower end of each blanking port is fixedly connected with a drying pipe, each drying pipe comprises a first drying pipe (7) and two second drying pipes (8), the first drying pipe (7) is arranged between the two drying pipes (8), and the cross section of the blanking port corresponding to the first drying pipe (7) is matched with the first screen (3), the inner wall of the first drying pipe (7) is fixedly connected with a plurality of flow distribution plates (701), each flow distribution plate (701) is provided with a plurality of holes, the inner wall of the second drying pipe (8) is fixedly connected with a plurality of speed reducing pieces (801), each speed reducing piece (801) consists of a plurality of speed limiting rods, the speed limiting rods are made of soft elastic materials, and the upper end and the lower end of each of the first drying pipe (7) and the second drying pipe (8) are communicated with each other through two vent pipes;
the drying box is characterized in that a circulating pipe (9) communicated with two ventilating pipes is inserted into the side wall of the drying box (1), a hose (10) is communicated between the two ventilating pipes and the circulating pipe (9), T-shaped sliders are fixedly connected to the two ends of the material distributing plate (5), a T-shaped chute connected with the T-shaped sliders in a sliding manner is formed in the inner wall of the limiting plate (6), a spring is fixedly connected between the inner wall of the limiting plate (6) and the material distributing plate (5), the screen I (3) is of an inverted V-shaped structure, horizontally arranged buffer filter plates are fixedly connected to the two sides of the screen I (3), an impact block (301) is fixedly connected to the side wall of the lower end of the screen I (3), an impact seat (501) matched with the impact block (301) is fixedly connected to the side wall of the upper end of the material distributing plate (5), and a control hopper (11) is fixedly connected to the inner wall of the feeding hopper (2), and the middle part of the material control hopper (11) is provided with a feeding hole, and the upper end of the middle part of the first screen (3) is fixedly connected with a material blocking plate (12) matched with the feeding hole through a connecting rod.
2. The high-efficiency energy-saving straw powder drying device according to claim 1, characterized in that: the structure of the first drying pipe (7) is the same as that of the second drying pipe (8), the first drying pipe (7) comprises an S-shaped heat exchange section (7011), one sides, far away from the upper end and the lower end of the heat exchange section (7011), of the upper end and the lower end of the heat exchange section (7011) are communicated with an air ventilation section (7012), and a second screen (7013) is fixedly connected to a communication position of the air ventilation section (7012) and the heat exchange section (7011).
3. The high-efficiency energy-saving straw powder drying device according to claim 1, characterized in that: the drying pipe I (7), the drying pipe II (8), the circulating pipe (9) and the vent pipe are all made of high-temperature resistant materials, and heat-insulating sleeves are sleeved outside the drying pipe I (7), the drying pipe II (8), the circulating pipe (9) and the vent pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111108111.0A CN113551509B (en) | 2021-09-22 | 2021-09-22 | Energy-efficient formula straw powder drying device |
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| CN202111108111.0A CN113551509B (en) | 2021-09-22 | 2021-09-22 | Energy-efficient formula straw powder drying device |
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| CN113551509A CN113551509A (en) | 2021-10-26 |
| CN113551509B true CN113551509B (en) | 2021-11-30 |
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| CN114562868B (en) * | 2021-12-22 | 2023-06-02 | 贵州山茶产业综合开发有限公司 | Tea-oil camellia seed heating and drying device and method with classified heating function |
| CN114485065A (en) * | 2022-02-09 | 2022-05-13 | 江苏恒丰橡胶制品有限公司 | Discontinuous drying process used in discontinuous rubber processing technology |
| CN114562871B (en) * | 2022-04-06 | 2023-04-11 | 广东省林业科学研究院 | Processing device and method of soilless culture slow-release fertilizer for greened turf |
| CN115060057B (en) * | 2022-07-01 | 2023-02-10 | 深圳市笑晨贸易有限公司 | Distiller's yeast processing device and method convenient for dehumidification and drying |
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| CN207371847U (en) * | 2017-10-11 | 2018-05-18 | 青岛佳成食品有限公司 | A kind of screening sieve |
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