CN112944842B - Adjustable wind-internal heating type dryer with prolonged service life - Google Patents
Adjustable wind-internal heating type dryer with prolonged service life Download PDFInfo
- Publication number
- CN112944842B CN112944842B CN202110439056.7A CN202110439056A CN112944842B CN 112944842 B CN112944842 B CN 112944842B CN 202110439056 A CN202110439056 A CN 202110439056A CN 112944842 B CN112944842 B CN 112944842B
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- Prior art keywords
- inner cylinder
- air door
- plate
- adjustable
- shoveling
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- 238000010438 heat treatment Methods 0.000 title claims description 9
- 230000002035 prolonged effect Effects 0.000 title abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 62
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000003546 flue gas Substances 0.000 claims abstract description 11
- 238000001035 drying Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 239000000779 smoke Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
- F26B11/0463—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall
- F26B11/0477—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum
- F26B11/0486—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum the elements being held stationary, e.g. internal scraper blades
-
- 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
-
- 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
-
- 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
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
-
- 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
- F26B25/04—Agitating, stirring, or scraping devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to an adjustable hot-air dryer with prolonged service life, which comprises a roller shell, wherein one end of the roller shell is provided with a feed inlet, the other end of the roller shell is provided with a discharge outlet, a guide groove is arranged at the feed inlet, an overflow gap is arranged between the feed inlet and the guide groove, the overflow gap is used for introducing high-temperature flue gas, the inner wall of the roller shell is provided with a plurality of lifting blades, the center of the inner part of the roller shell is provided with an inner cylinder, a plurality of brackets are arranged between the inner cylinder and the roller shell and used for fixing the inner cylinder, the area between the inner cylinder and the roller shell is used for placing materials, a plurality of shoveling plates are uniformly distributed on the outer wall of the inner cylinder along the circumference and used for shoveling and accumulating a part of materials at the bottom of the roller shell to the outer wall of the inner cylinder for heat exchange with the inner cylinder, and one end of the inner cylinder close to the discharge outlet is provided with an adjustable air door which is used for adjusting the flow of flue gas passing through the inner cylinder; the invention improves the yield and the drying efficiency of the dryer, reduces the abrasion of the outer shell of the dryer and prolongs the service life.
Description
Technical Field
The invention relates to the field of drum-type dryers, in particular to an adjustable wind-internal heat type dryer with prolonged service life.
Background
The drum dryer is widely applied in industrial production, the existing drum dryer generally only has an outer drum, the inner wall of the outer drum is provided with a lifting plate, and the following problems exist in actual use: 1. during rolling, materials fall from the top of the roller to strike the bottom of the roller, so that the impact force is large, the roller is easy to wear due to long time, and the service life of the dryer is reduced; 2. the materials in the roller cannot be too much, otherwise, the drying effect is reduced, and the yield of the dryer is lower; 3. when entering the dryer, wet materials are easy to adhere to the guide chute, and a vibrating device is usually required to be additionally arranged, so that the whole weight of the guide chute is large, the guide chute vibrates together with the materials, the vibrating weight is increased, and the energy consumption is high; 4. the baffle box outside is connected through a plurality of buffering vibration damper, and the junction is damaged easily, and installs very inconvenient, and the ejection of compact angle of baffle box is fixed and can't be adjusted.
Disclosure of Invention
The invention aims to solve the problems of the prior dryer and provides an adjustable in-wind type dryer with prolonged service life.
The specific scheme of the invention is as follows: the utility model provides an improve life's adjustable in-wind heating type dryer, includes the cylinder shell, and cylinder shell one end is equipped with the feed inlet, and the other end is equipped with the discharge gate, and feed inlet department is equipped with the baffle box, is equipped with the overflow clearance between feed inlet and the baffle box, and the overflow clearance is used for letting in high temperature flue gas, and cylinder shell inner wall is equipped with a plurality of material raising plates, and the material raising plate is used for raising the material and carries out the heat exchange, cylinder shell inside center department is equipped with an inner tube, is equipped with a plurality of supports between inner tube and the cylinder shell and is used for fixed inner tube, and the region between inner tube and the cylinder shell is used for placing the material, and the outer wall of inner tube has a plurality of material shoveling plates along circumference equipartition, and the material shoveling plate is used for piling up the inner tube outer wall with the inner tube and carries out the heat exchange with the inner tube, and the inner tube is close to discharge gate one end of the adjustable air door is used for adjusting the flue gas flow through the inner tube.
The adjustable air door comprises a fixed air door and a movable air door, wherein a plurality of air holes are formed in the fixed air door and the movable air door, the movable air door is overlapped with the fixed air door, the positions of the air holes of the movable air door correspond to those of the air holes of the fixed air door one by one, a locking bolt is arranged at the center of the movable air door, and the locking bolt is used for fixing the positions of the movable air door.
A circle of material leakage gap is arranged between the fixed air door and the inner cylinder, the width of the material leakage gap is larger than the diameter of a material, and the fixed air door is fixedly connected with the inner cylinder through a plurality of support plates.
According to the invention, one end of the lifting plate is provided with the arc-shaped hopper, and the direction of the arc-shaped hopper is the same as the rotation direction of the roller.
The shoveling plate comprises a main plate, one end of the main plate is fixedly connected with the inner cylinder, a shoveling plate is arranged at the outer end of the main plate, the shoveling plate inclines towards the rotating direction of the roller, and the shoveling plate is used for shoveling materials at the bottom of the roller shell onto the main plate.
The outer end of the main board is also provided with a striker plate, and the striker plate and the shovel plate are opposite in inclination direction.
According to the invention, the bottom surface of the guide groove is provided with the guide bottom plate, the upper end of the guide bottom plate is provided with the hinged support A, the hinged support A is hinged with the inner vibrating plate, the guide bottom plate is provided with the mounting hole, the vibrator is arranged in the mounting hole, and the vibrator is connected with the inner vibrating plate and used for driving the inner vibrating plate to vibrate.
The lower end of the material guide bottom plate is provided with an elastic supporting piece, the bottom surface of the inner vibrating plate is provided with a support, and the support extends outwards out of the material guide groove and is connected with the elastic supporting piece.
According to the invention, a hinged support B is arranged on one side of the outer part of the guide chute, a connecting plate is arranged on the outer wall of the guide chute and hinged to the hinged support B, and an adjusting pull rod mechanism is also arranged on the same side of the outer part of the guide chute as the hinged support B and used for adjusting the blanking angle of the guide chute.
The adjusting pull rod mechanism comprises a fixed seat, a pull rod is arranged on the fixed seat, the lower end of the pull rod penetrates through the fixed seat and is connected with a guide chute, a baffle plate is arranged at the upper end of the pull rod, a buffer spring is arranged between the baffle plate and the fixed seat, and an adjusting nut is arranged above the baffle plate on the pull rod.
The working principle of the invention is as follows: the material enters the roller shell from the guide chute, a shoveling plate on the outer wall of the inner cylinder shovels and gathers a part of the material along with the rotation of the roller, the shoveled material falls back to the roller shell after rotating for one circle, high-temperature smoke enters the roller shell and is divided into two parts, one part flows through a region between the inner cylinder and the outer cylinder, the smoke mainly exchanges heat with the material in a convection way, the other part passes through the inner cylinder, the smoke mainly heats the inner cylinder, and the smoke and the material exchange heat through heat conduction way; along with the rotation of the roller, the shoveling plate on the outer wall of the inner cylinder shovels and gathers a part of materials, the shoveled materials fall back to the roller shell after rotating for one circle, the size of the air hole flow area is adjusted by adjusting the angle of the movable air door, the flow of flue gas is adjusted according to actual conditions, and the heat exchange effect is improved.
Wherein the principle of the guide chute is as follows: the material flows from the upper end to the lower end of the guide chute, wherein most of the material slides downwards along the guide bottom plate under the action of gravity, so that most of the material is adhered to the inner vibrating plate, and the material blockage can be prevented by vibrating the inner vibrating plate independently; the guide chute is installed in a manner that the upper end is hinged at one point and the lower end is hung at one point, and the hanging point can realize the adjustment of the discharging angle by adjusting the length of the pull rod.
The invention has the following beneficial effects: 1. the inner cylinder reduces the falling height of materials and the impact force on equipment, so that the abrasion is reduced and the service life is prolonged; 2. the shoveling plate scoops up the material to rotate together with the inner cylinder, so that the contact time of the material and the inner cylinder is increased, the heat exchange effect of heat conduction is improved, and the drying yield of the dryer is increased; 3. the inner cylinder is provided with the shoveling plate to accumulate a part of materials at the top of the inner cylinder, so that the contact heat exchange effect of the part of materials and the inner cylinder is improved, the material quantity at the bottom of the shell of the roller is reduced, the overflow area of the area is ensured, and the convection heat exchange effect of high-temperature flue gas and the materials at the bottom is enhanced; 4. the adjustable air door is arranged, so that the flue gas flow of the inner cylinder can be adjusted according to actual conditions, and the heat exchange effect is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a view in the A direction of FIG. 1;
FIG. 4 is a view B-B of FIG. 3;
FIG. 5 is a schematic view of the structure of the material-making plate of the present invention;
FIG. 6 is a schematic view of the structure of the guide chute of the present invention;
FIG. 7 is an enlarged view at V of FIG. 6;
in the figure: 1-roller shell, 2-support, 3-inner cylinder, 4-guide chute, 401-inner vibrating plate, 402-hinged support A, 403-vibrator, 404-guide bottom plate, 405-elastic support, 406-connecting plate, 407-hinged support B, 408-pull rod, 409-fixed seat, 410-adjusting nut, 411-buffer spring, 412-baffle, 5-support plate, 6-fixed air door, 7-movable air door, 8-wind hole, 9-shoveling plate, 901-main plate, 902-shoveling plate, 903-baffle plate, 10-lifting plate, 11-arc hopper, 12-locking bolt.
Detailed Description
Referring to fig. 1-7, the adjustable hot type dryer with improved service life comprises a roller shell 1, wherein one end of the roller shell 1 is provided with a feed inlet, the other end of the roller shell is provided with a discharge outlet, a guide groove 4 is arranged at the feed inlet, an overflow gap is arranged between the feed inlet and the guide groove 4, the overflow gap is used for introducing high-temperature flue gas, a plurality of lifting blades 10 are arranged on the inner wall of the roller shell 1, the lifting blades 10 are used for lifting materials to perform heat exchange, an inner cylinder 3 is arranged at the center of the inner part of the roller shell 1, a plurality of brackets 2 are arranged between the inner cylinder 3 and the roller shell 1 and used for fixing the inner cylinder 3, a plurality of shoveling plates 9 are uniformly distributed on the outer wall of the inner cylinder 3 along the circumference, the shoveling plates 9 are used for shoveling and accumulating part of the material at the bottom of the roller shell 1 to the outer wall of the inner cylinder 3 and perform heat exchange with the inner cylinder 3, and an adjustable air door is arranged at one end of the inner cylinder 3 close to the discharge outlet and used for adjusting the flue gas flow passing through the inner cylinder 3.
The adjustable air door of this embodiment includes fixed air door 6 and movable air door 7, all is equipped with a plurality of wind hole 8 on fixed air door 6 and the movable air door 7, and movable air door 7 overlaps the installation with fixed air door 6, and the wind hole 8 position of movable air door 7 corresponds with the wind hole 8 position one-to-one of fixed air door 6, and locking bolt 12 is equipped with at the center of movable air door 7, and locking bolt 12 is used for fixed movable air door 7's position.
In this embodiment, a ring of material leakage gap is arranged between the fixed air door 6 and the inner cylinder 3, the width of the material leakage gap is larger than the diameter of the material, and the fixed air door 6 is fixedly connected with the inner cylinder 3 through a plurality of support plates 5.
In this embodiment, one end of the material lifting plate 10 is provided with an arc-shaped hopper 11, and the direction of the arc-shaped hopper 11 is the same as the rotation direction of the drum.
The material shoveling plate 9 in this embodiment comprises a main plate 901, one end of the main plate 901 is fixedly connected with the inner cylinder 3, a material shoveling plate 902 is arranged at the outer end of the main plate 901, the material shoveling plate 902 inclines towards the rotation direction of the roller, and the material shoveling plate 902 is used for shoveling materials at the bottom of the roller shell 1 onto the main plate 901.
The outer end of the main board 901 in this embodiment is further provided with a striker plate 903, and the striker plate 903 is opposite to the shovel 902 in the tilting direction.
In this embodiment, a material guiding bottom plate 404 is disposed on the bottom surface of the material guiding groove 4, a hinge support a402 is disposed at the upper end of the material guiding bottom plate 404, an inner vibration plate 401 is hinged on the hinge support a402, a mounting hole is disposed on the material guiding bottom plate 404, a vibrator 403 is disposed in the mounting hole, and the vibrator 403 is connected with the inner vibration plate 401 to drive the inner vibration plate 401 to vibrate.
In this embodiment, an elastic support 405 is installed at the lower end of the material guiding bottom plate 404, a support is installed at the bottom surface of the internal vibration plate 401, and the support extends out of the material guiding groove 4 and is connected with the elastic support 405.
In this embodiment, a hinged support B407 is disposed on one side of the outside of the guide chute 4, a connecting plate 406 is disposed on the outer wall of the guide chute 4, the connecting plate 406 is hinged with the hinged support B407, an adjusting pull rod mechanism is disposed on the same side of the outside of the guide chute 4 as the hinged support B407, and the adjusting pull rod mechanism is used for adjusting the blanking angle of the guide chute 4.
The adjusting rod mechanism in this embodiment includes a fixing seat 409, a rod 408 is installed on the fixing seat 409, the lower end of the rod 408 passes through the fixing seat 409 and is connected with the guide chute 4, a baffle 412 is installed at the upper end of the rod 408, a buffer spring 411 is installed between the baffle 412 and the fixing seat 409, and an adjusting nut 410 is installed above the baffle 412 on the rod 408.
Claims (7)
1. The utility model provides an improve life's adjustable hot type drying-machine in wind, includes the cylinder shell, and cylinder shell one end is equipped with the feed inlet, and the other end is equipped with the discharge gate, and feed inlet department is equipped with the baffle box, is equipped with the overflow clearance between feed inlet and the baffle box, and the overflow clearance is used for letting in high temperature flue gas, and cylinder shell inner wall is equipped with a plurality of lifting blades, and the lifting blade is used for lifting the material and carries out heat exchange, characterized by: an inner cylinder is arranged in the center of the inside of the roller shell, a plurality of brackets are arranged between the inner cylinder and the roller shell and used for fixing the inner cylinder, a plurality of shoveling plates are uniformly distributed on the outer wall of the inner cylinder along the circumference and used for shoveling and accumulating a part of materials at the bottom of the roller shell to the outer wall of the inner cylinder for heat exchange with the inner cylinder, and an adjustable air door is arranged at one end, close to a discharge hole, of the inner cylinder and used for adjusting the flow of flue gas passing through the inner cylinder;
the shoveling plate comprises a main plate, one end of the main plate is fixedly connected with the inner cylinder, a shoveling plate is arranged at the outer end of the main plate and inclines towards the rotating direction of the roller, and the shoveling plate is used for shoveling materials at the bottom of the roller shell onto the main plate;
the outer end of the main board is also provided with a material baffle, and the inclination direction of the material baffle is opposite to that of the material shoveling plate;
the bottom surface of the guide groove is provided with a guide bottom plate, the upper end of the guide bottom plate is provided with a hinged support A, an inner vibrating plate is hinged to the hinged support A, the guide bottom plate is provided with a mounting hole, a vibrator is arranged in the mounting hole, and the vibrator is connected with the inner vibrating plate and used for driving the inner vibrating plate to vibrate.
2. The life-prolonging adjustable in-wind heating dryer of claim 1, wherein: the adjustable air door comprises a fixed air door and a movable air door, a plurality of air holes are formed in the fixed air door and the movable air door, the movable air door is installed in an overlapping mode with the fixed air door, the air holes of the movable air door correspond to the air holes of the fixed air door one by one, a locking bolt is installed in the center of the movable air door, and the locking bolt is used for fixing the position of the movable air door.
3. The life-prolonging adjustable in-wind heating dryer of claim 2, wherein: a circle of material leakage gap is arranged between the fixed air door and the inner cylinder, the width of the material leakage gap is larger than the diameter of the material, and the fixed air door is fixedly connected with the inner cylinder through a plurality of support plates.
4. The life-prolonging adjustable in-wind heating dryer of claim 1, wherein: one end of the lifting blade is provided with an arc hopper, and the direction of the arc hopper is the same as the rotation direction of the roller.
5. The life-prolonging adjustable in-wind heating dryer of claim 1, wherein: the lower end of the guide bottom plate is provided with an elastic supporting piece, the bottom surface of the inner vibrating plate is provided with a support, and the support extends outwards out of the guide groove and is connected with the elastic supporting piece.
6. The life-prolonging adjustable in-wind heating dryer of claim 1, wherein: the outer side of the guide chute is provided with a hinged support B, the outer wall of the guide chute is provided with a connecting plate, the connecting plate is hinged with the hinged support B, the same side of the guide chute as the hinged support B is also provided with an adjusting pull rod mechanism, and the adjusting pull rod mechanism is used for adjusting the blanking angle of the guide chute.
7. The life-prolonging adjustable in-wind heating dryer of claim 6, wherein: the adjusting pull rod mechanism comprises a fixed seat, a pull rod is arranged on the fixed seat, the lower end of the pull rod penetrates through the fixed seat and is connected with the guide chute, a baffle is arranged at the upper end of the pull rod, a buffer spring is arranged between the baffle and the fixed seat, and an adjusting nut is arranged above the baffle on the pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110439056.7A CN112944842B (en) | 2021-04-23 | 2021-04-23 | Adjustable wind-internal heating type dryer with prolonged service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110439056.7A CN112944842B (en) | 2021-04-23 | 2021-04-23 | Adjustable wind-internal heating type dryer with prolonged service life |
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| Publication Number | Publication Date |
|---|---|
| CN112944842A CN112944842A (en) | 2021-06-11 |
| CN112944842B true CN112944842B (en) | 2024-01-12 |
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| CN202110439056.7A Active CN112944842B (en) | 2021-04-23 | 2021-04-23 | Adjustable wind-internal heating type dryer with prolonged service life |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113429102A (en) * | 2021-06-30 | 2021-09-24 | 河北省畜牧总站(河北省畜牧业监测预警服务中心) | Feces pollution-free treatment equipment |
| CN114279189B (en) * | 2021-12-27 | 2022-12-23 | 贵州省羊管家农业科技发展有限公司 | Production and preparation process of environment-friendly straw pellet feed |
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