CN202709642U - Distribution plate of vibrated fluidized bed - Google Patents
Distribution plate of vibrated fluidized bed Download PDFInfo
- Publication number
- CN202709642U CN202709642U CN 201220296219 CN201220296219U CN202709642U CN 202709642 U CN202709642 U CN 202709642U CN 201220296219 CN201220296219 CN 201220296219 CN 201220296219 U CN201220296219 U CN 201220296219U CN 202709642 U CN202709642 U CN 202709642U
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- fluidized bed
- hole
- vibrated fluidized
- holes
- plate body
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Abstract
The utility model discloses a distribution plate of a vibrated fluidized bed. The distribution plate comprises a plate body horizontally arranged in a box body of the vibrated fluidized bed. The left end and the right end of the plate body are respectively a discharge port and a feeding port of the vibrated fluidized bed. Through holes are distributed in the plate body in a dot matrix mode. The plate body is divided into a first portion close to the feeding port end and a second portion close to the discharge port end. The through holes in the second portion are vertical through holes; the through holes in the first portion are vertical through holes and inclined through holes, and the vertical through holes and the inclined through holes are arranged at intervals; and the inclined through holes incline to the side of the discharge port from bottom to top. According to the distribution plate of the vibrated fluidized bed, when materials pass through the first portion, the materials in large caking can basically be divided into small particles, meanwhile humidity of the materials is reduced, viscosity of the materials is reduced, and further the materials cannot accumulate on the distribution plate.
Description
Technical field
The utility model relates to a kind of industrial drying machinery equipment, especially a kind of vibrated fluidized bed distribution grid.
Background technology
Fluidized drying refers to that drying medium makes solid particle carry out dry process under fluidized state, has been widely used in the aspects such as chemical fertilizer, pigment, polyethylene, bis-terephthalate, medicine material, plastics at present.Fluidized bed dryer is classified by configuration state general fluidisation type, stir the fluidisation type, vibratory liquefaction type, pulse fluidisation type, collision fluidisation type etc.Vibrated fluidized bed wherein, material relies on mechanical oscillation and perforation air-flow double action fluidisation, and under effect of vibration, travel forward, have very outstanding advantage: (1) can obtain uniform fluidisation under very low gas speed, thereby the energy consumption of greatly reducing, intergranular wearing and tearing and dust are carried secretly; (2) residence time of material is evenly distributed, and almost can think " plug flow ", and the time of staying be easy to regulate control, therefore can obtain very uniformly granular product of drying.
Vibrating fluid bed dryer is a kind of drying device that specific use is arranged of reinforcement, and it is usually for the final drying of material.Owing in dry run, help goods fluid by mechanical oscillation, not only be conducive to boundary layer turbulence, heat and mass transfer enhancement, but also guaranteed that drying equipment works under quite stable hydrodynamics condition.This equipment can also be finished the material granulation according to arts demand, cool off, sprays into the operations such as a small amount of liquid, screening and conveying except having fine functions/drying.Be used widely at industrial departments such as sugaring, medicine, chemical fertilizer, chemical industry, plastics, dairy products, salt industry and mining and metallurgys at present, this technology is mature on the whole and has formed seriation.
Vibrated fluidized bed generally includes casing, and the bottom of casing is provided with air inlet, and distribution grid is horizontally disposed with and is positioned at the top of air inlet, is provided with on the distribution grid to be the vertical through hole that dot matrix distributes; Top at casing is provided with exhaust outlet; Charging aperture and discharge gate lay respectively at the both sides of distribution grid; Also be provided with vibrator on the casing.Material enters from charging aperture, and under the vibration force effect, material is along forward continuous motion of horizontal fluidised bed throwing, hot blast enters from air inlet, and passes the through hole that distribution grid makes progress, after the material heat exchange, waste gas after the heat exchange is discharged by exhaust outlet, and dried material is discharged by discharge gate.
Distribution grid comprises the plate body that is horizontally set on box house in the prior art, is dot matrix on the plate body and is distributed with through hole, and described through hole vertically arranges, hot gas by through hole after airflow direction for upwards directly to blow.After material enters charging aperture, at first touch the distribution grid near charging aperture one end, near effect of vibration it is travelled forward, because it is larger that material has caking at first, humidity is higher, the characteristics that stickiness is large, this just causes piling up obstruction at the distribution grid near charging aperture one end easily, and the method for wanting to avoid piling up obstruction normally increases the oscillation intensity of vibrator, thereby has increased energy consumption, the wearing and tearing that the simultaneously increase of oscillation intensity has also increased machine.
The utility model content
The purpose of this utility model provides a kind of material of can avoiding and pile up the vibrated fluidized bed distribution grid that stops up near charging aperture one end on distribution grid.
For addressing the above problem, a kind of vibrated fluidized bed distribution grid of the present utility model comprises the plate body that is horizontally set on the vibrated fluidized bed box house, and the two ends, the left and right sides of plate body are respectively discharge gate and the charging aperture of vibrated fluidized bed; Be dot matrix on the plate body and be distributed with through hole, it is characterized in that: described plate body is divided into the second portion near the first of charging aperture one end and close discharge gate one end, wherein the through hole on the second portion is vertical through hole, through hole in the first is that vertical through hole and inclined via-hole interval arrange, and the direction of described inclined via-hole is for from bottom to top to the discharge gate lopsidedness.
The length of described first and the length ratio of second portion are 1:5～6.
Adopt the vibrated fluidized bed of the utility model structure, in the course of the work, material enters from charging aperture, and under the vibration force effect, material is along forward continuous motion of distribution grid throwing, and hot blast enters from air inlet, and passes the through hole on the distribution grid, with the material heat exchange.After hot blast is by the inclined via-hole in the first, its airflow direction blows out along the inclined via-hole bearing of trend, run into behind the material simultaneously to material lifting force and level thrust forward straight up, thereby make material on distribution grid, not only rely on the vibration of vibrator to move forward; After material process first, the larger material that lumps can be decomposed into less particle basically, and the humidity of material also is reduced simultaneously, its stickiness is descended, and then do not pile up on the distribution grid again.
Description of drawings
Fig. 1 is the structural representation of vibrated fluidized bed.
Fig. 2 is the structural representation of the utility model vibrated fluidized bed distribution grid.
Fig. 3 is the partial section of the utility model vibrated fluidized bed distribution grid first.
The specific embodiment
In order to make those skilled in the art person understand better technical solutions of the utility model, the utility model is described in further detail below in conjunction with drawings and embodiments.
As shown in Figure 1, 2, 3, a kind of vibrated fluidized bed distribution grid of the present utility model is arranged on vibrated fluidized bed inside, described vibrated fluidized bed comprises casing 1, and the bottom of casing 1 is provided with air inlet 2, distribution grid 3 is positioned at the top of air inlet 2, is provided with on the distribution grid 3 to be the through hole that dot matrix distributes; Be provided with exhaust outlet 4 on the top of casing 1; Charging aperture 5 and discharge gate 6 lay respectively at the both sides of distribution grid 3; Also be provided with vibrator 7 on the casing 1.
Described vibrated fluidized bed distribution grid 3 comprises the plate body 301 that is horizontally set on the vibrated fluidized bed box house, and the two ends, the left and right sides of plate body 301 are respectively discharge gate 6 and the charging aperture 5 of vibrated fluidized bed; Be dot matrix on the plate body 301 and be distributed with through hole, described plate body 301 is divided into the second portion 301b near the 301a of first of charging aperture 5 one ends and close discharge gate 6 one ends, wherein the through hole on the second portion 301b is vertical through hole 302a, through hole on the 301a of first is that vertical through hole 302a and inclined via-hole 302b interval arrange, and the direction of described inclined via-hole 302b is for from bottom to top to discharge gate 6 lopsidedness.
The length H of the described 301a of first
1Length H with second portion 301b
2Ratio be 1:5～6.
Adopt the vibrated fluidized bed of the utility model structure, in the course of the work, material enters from charging aperture 5, and under the vibration force effect, material is along forward continuous motion of distribution grid 3 throwings, and hot blast enters from air inlet 2, and passes the through hole on the distribution grid 3, with the material heat exchange.When hot blast by first on behind the inclined via-hole 302b of 301a, its airflow direction blows out along inclined via-hole 302b bearing of trend, run into behind the material simultaneously to material lifting force and level thrust forward straight up, thereby make material on distribution grid 3, not only rely on the vibration of vibrator 7 to move forward; After material process first, the larger material that lumps can be decomposed into less particle basically, and the humidity of material also is reduced simultaneously, its stickiness is descended, and then do not pile up on the distribution grid again.
The above only is preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (2)
1. a vibrated fluidized bed distribution grid comprises the plate body that is horizontally set on the vibrated fluidized bed box house, and the two ends, the left and right sides of plate body are respectively discharge gate and the charging aperture of vibrated fluidized bed; Be dot matrix on the plate body and be distributed with through hole, it is characterized in that: described plate body is divided into the second portion near the first of charging aperture one end and close discharge gate one end, wherein the through hole on the second portion is vertical through hole, through hole in the first is that vertical through hole and inclined via-hole interval arrange, and the direction of described inclined via-hole is for from bottom to top to the discharge gate lopsidedness.
2. such as right 1 said vibrated fluidized bed distribution grid in fact, it is characterized in that: the length of described first and the length ratio of second portion are 1:5～6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220296219 CN202709642U (en) | 2012-06-21 | 2012-06-21 | Distribution plate of vibrated fluidized bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220296219 CN202709642U (en) | 2012-06-21 | 2012-06-21 | Distribution plate of vibrated fluidized bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202709642U true CN202709642U (en) | 2013-01-30 |
Family
ID=47589935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220296219 Expired - Fee Related CN202709642U (en) | 2012-06-21 | 2012-06-21 | Distribution plate of vibrated fluidized bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202709642U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111282520A (en) * | 2020-02-25 | 2020-06-16 | 天津大学 | Gas distribution plate for vibrating fluidized bed |
| CN112648798A (en) * | 2021-01-21 | 2021-04-13 | 冷晓山 | Fertilizer drying device with caking processing function |
-
2012
- 2012-06-21 CN CN 201220296219 patent/CN202709642U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111282520A (en) * | 2020-02-25 | 2020-06-16 | 天津大学 | Gas distribution plate for vibrating fluidized bed |
| CN112648798A (en) * | 2021-01-21 | 2021-04-13 | 冷晓山 | Fertilizer drying device with caking processing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BAOYUE (TIANJIN) ENVIRONMENTAL PROTECTION ENGINEER Free format text: FORMER OWNER: TIANJIN BRIGHT MOON STEEL PRODUCT CO., LTD. Effective date: 20130909 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130909 Address after: 300350 Tianjin Shuanggang Industrial Zone Laguna Park No. 31 1-218 Patentee after: (Tianjin) Environmental Protection Engineering Co., Ltd. Address before: 300350, Tianjin, Jinnan District, Xinzhuang Town, Pak Tong, South Village Patentee before: Tianjin Baoyue Steel Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20140621 |
|
| EXPY | Termination of patent right or utility model |