CN202885462U - Powder material drying absorption system - Google Patents
Powder material drying absorption system Download PDFInfo
- Publication number
- CN202885462U CN202885462U CN 201220559103 CN201220559103U CN202885462U CN 202885462 U CN202885462 U CN 202885462U CN 201220559103 CN201220559103 CN 201220559103 CN 201220559103 U CN201220559103 U CN 201220559103U CN 202885462 U CN202885462 U CN 202885462U
- Authority
- CN
- China
- Prior art keywords
- tower
- hothouse
- drying
- air
- tower body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model relates to a powder material drying absorption system which comprises a drying tower and an absorption tower. A draft fan is arranged between the drying tower and the absorption tower. The drying tower, the draft fan and the absorption tower are communicated through a waste gas absorption pipeline. The drying tower comprises a feeding device, an air intake device, a drying chamber, a dust remover and a material exhaust device. The feeding device is arranged below one side of the drying chamber. The material exhaust device is arranged below another side of the drying chamber. The air intake device is arranged below the drying chamber. The dust remover is arranged above the drying chamber. The absorption tower comprises a tower body, a part inside the tower and fillings. An air outlet is arranged at the top end of the tower body. An air inlet is arranged on the lower lateral portion the tower body. The powder material drying absorption system has the advantages of being simple in structure, small in occupied area, convenient to use, high in heat transmission coefficient, large in heat transmission area, short in drying time, non-pollutant and the like. The powder material drying absorption system is not only suitable for drying ordinary materials, but also suitable for drying thermal-sensitive materials.
Description
Technical field
The utility model relates to a kind of dry absorption system, especially relates to the dry absorption system of a kind of powder.
Background technology
Pneumatic conveying drying is that shot shape powder lot dispersing is suspended in the high speed thermal current, carries out dry a kind of method under strength is carried.This method is that heat medium is directly contacted with solid particle to be dried, and solid particle to be dried is suspended in the fluid, thereby the two-phase contact area is large, has strengthened heat and mass transfer process, is widely used in the powdery of the industries such as chemical industry, medicine, building materials, the drying of granular material.
The absorption tower is the equipment of realizing absorption operation, is divided three classes by the Gas-Liquid Contacting form.To be gas be dispersed in plate column, bubble absorbing tower, stirring bubble absorbing tower in the liquid phase with bubble shape to the first kind; To be liquid be dispersed in injector, Venturi tube, spray tower in the gas phase with droplet-like to Equations of The Second Kind; The 3rd class is packed absorber and the film-falling absorption tower that liquid contacts with gas phase with membranaceous motion.The type of flow of gas-liquid two-phase can adverse current also can and flow in the tower.Usually adopt counter-current operation, absorbent adds mobile from top to bottom with cat head, contact with the gas that flows from bottom to top, and the liquid that has absorbed absorbent is discharged at the bottom of tower, and purified gas is discharged from cat head.
The drying of more existing powders generally is to dry by reaction pot, this drying mode material heating surface area is limited, simultaneously since its dry run in the open type environment, not only required drying time long, and have the shortcomings such as the thermal efficiency is low, environmental pollution, energy consumption height.
The utility model content
In order to overcome Shortcomings in the present technology, the utility model provides a kind of powder dry absorption system.
The dry absorption system of a kind of powder, described dry absorption system comprises drying tower and absorption tower, is provided with air-introduced machine between described drying tower and the absorption tower, passes through the waste gas absorption pipeline communication between described drying tower, air-introduced machine, the absorption tower;
Described drying tower comprises feed arrangement, air-intake device, hothouse, deduster and drawing mechanism, described feed arrangement is arranged on a side of hothouse, drawing mechanism is arranged on the opposite side below of hothouse, described air-intake device is arranged on the below of hothouse, and deduster is arranged on the top of hothouse;
Described feed arrangement comprises charging aperture, batch charger and the material feeding box that from top to bottom arranges in turn, and material feeding box is communicated with hothouse;
Described air-intake device comprises air door, heat exchanger and the crosswind door that trunk line, several parallel vertical arrange, each air door upper end is communicated with hothouse by filter, each air door lower end is communicated with trunk line, described heat exchanger and crosswind door are arranged on trunk line one side and are communicated with trunk line, wherein, heat exchanger is near feed arrangement, and the crosswind door is near drawing mechanism;
Described drawing mechanism comprises discharging machine and is positioned at the vibratory sieve of discharging machine below that described discharging machine is communicated with hothouse by filter;
Described waste gas absorption install pipeline is in a side of deduster upper end, and the opposite side of deduster upper end is provided with several impulse electromagnetic valves, and described deduster is communicated with hothouse;
Described absorption tower comprises tower body, tower internals and filler, and the tower body top is provided with air outlet, and the tower body following side is provided with air inlet;
Described tower internals comprises shower, liquid distribution device, two above packing support plates, liquid collection dish and demisters, described shower is arranged on the tower body upper end, liquid distribution device is arranged on the shower below, described packing support plate is distributed in tower body inside, described filler is arranged on the packing support plate, described liquid collection dish is arranged between two blocks of adjacent packing support plates, and described demister is positioned at the shower top; Described tower body bottom one side is provided with liquid outlet.
Preferably, described deduster is sack cleaner.
Preferably, described hothouse external parallel is provided with row's visor, and described visor top is provided with several Pressure gauges.Observe in the convenient and dry process and control.
Preferably, described hothouse is provided with access hole away from an end of material feeding box.Be convenient to the maintenance of equipment.
Preferably, the quantity of described packing support plate is two, and wherein one is arranged on the air inlet top, and another piece is arranged on the middle part of tower body.
Preferably, described liquid collection dish is arranged on the below of middle part packing support plate.
Preferably, described tower body both sides are provided with several hand holes, and described tower body bottom one side is provided with manhole.It is inner to be convenient to installation, dismounting, cleaning and repair apparatus.
Under air-introduced machine wind-force attracted, material can carry out even drying in hothouse, and dried waste gas attracts to discharge through air-introduced machine; Simultaneously, dusty gas enters in the sack cleaner, and under wind-force attracts, passes filter bag, and material is held back by filter bag, is deposited on the filter bag outer wall, and the gas after the filtration is discharged from the waste gas absorption pipeline.The sack cleaner upper end is provided with impulse electromagnetic valve, and when the resistance of sack cleaner arrived setting, impulse electromagnetic valve was opened automatically, and dust unnecessary on the filter bag is got off clearly, makes cloth bag keep smooth and easy, continuously operation.
The drying tower method for controlling temperature inner is to regulate the hot blast intake by the aperture of damper, thus the tower temperature that acquisition needs.Simultaneously, generally should control air door during work and be reduced gradually to the discharge end aperture by feed end, so that hothouse air pressure is reduced to discharge end gradually by feed end, force like this powder in the hothouse to be moved to discharge end by feed end.Heat exchanger connects extraneous thermal source such as boiler etc., and cold air is heated to be hot-air, enters hothouse through trunk line, air door.The setting of crosswind door is very important, if do not have crosswind door or crosswind door to close, then the powder in the hothouse is difficult to be moved to discharge end by feed end, and may cause can't discharging.When the crosswind door is opened because that this place's air intake does not have through heating, temperature is low, thereby so that the hot blast of feed end move to the cold wind of discharge end.
When liquid flows downward along packing layer, the trend of concentrating to the tower wall is gradually arranged, so that near the flow quantity the tower wall increases gradually, this phenomenon is called wall stream.Wall stream effect causes gas-liquid two-phase skewness in packing layer, thereby mass-transfer efficiency is descended.Therefore, the liquid collection dish is set, carries out liquid after liquid collection is got up and distribute again, can effective uniform liquid phase, improve separative efficiency.
The utility model is suitable for the chemical products such as dry polyamide (PA), Merlon (PC), polyethylene (PE) especially, and other powdery, graininess medicine.
The utility model is simple in structure, and floor space is little, and is easy to use, also has simultaneously the heat transfer coefficient height, heat transfer area is large, drying time is short, the characteristics such as pollution-free; The utility model is not only applicable to the drying of common material, also is applicable to the drying of thermo-sensitive material.
Description of drawings
Fig. 1 is the front view of the utility model drying tower.
Fig. 2 is the rearview of the utility model drying tower.
Fig. 3 is the structural representation on the utility model absorption tower.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, but protection domain of the present utility model is not limited to this.
With reference to Fig. 1 ~ 3, the dry absorption system of a kind of powder, described dry absorption system comprises drying tower and absorption tower, is provided with air-introduced machine between described drying tower and the absorption tower, is communicated with by waste gas absorption pipeline 7 between described drying tower, air-introduced machine, the absorption tower.
Described drying tower comprises feed arrangement, air-intake device, hothouse 4, deduster 13 and drawing mechanism, described feed arrangement is arranged on a side of hothouse 4, drawing mechanism is arranged on the opposite side below of hothouse 4, described air-intake device is arranged on the below of hothouse 4, and deduster 13 is arranged on the top of hothouse 4.
Described feed arrangement comprises charging aperture 1, batch charger 2 and the material feeding box 3 that from top to bottom arranges in turn, and material feeding box 3 is communicated with hothouse 4.
Described air-intake device comprises trunk line 6,7 air door 5, heat exchanger 14 and crosswind doors 15 that parallel vertical arranges, each air door upper end is communicated with hothouse 4 by filter 16, each air door lower end is communicated with trunk line 6, described heat exchanger 14 and crosswind door 15 are arranged on trunk line 6 one sides and are communicated with trunk line 6, wherein, heat exchanger 14 is near feed arrangement, and crosswind door 15 is near drawing mechanism.
Described drawing mechanism comprises discharging machine 11 and is positioned at the vibratory sieve 12 of discharging machine below that described discharging machine 11 is communicated with hothouse 4 by filter.
Described hothouse 4 external parallel are provided with row's visor 9, and described visor 9 tops are parallel to be provided with 3 Pressure gauges 8; Hothouse 4 is provided with access hole 10 away from an end of material feeding box 3.
Described waste gas absorption pipeline 7 is arranged on a side of deduster 13 upper ends, and the opposite side of deduster 13 upper ends is provided with 8 impulse electromagnetic valves 30, and described deduster 13 is communicated with hothouse 4.
Described absorption tower comprises tower body 17, tower internals and filler 22, and tower body 17 tops are provided with air outlet 21, and tower body 17 following sides are provided with air inlet 18.
Described tower internals comprises shower 24, liquid distribution device 26, two packing support plates, liquid collection dish 20 and demisters 25, described shower 24 is arranged on tower body 17 upper ends, liquid distribution device 26 is arranged on shower 24 belows, described packing support plate is distributed in tower body inside, wherein a packing support plate 23 is arranged on air inlet 18 tops, and another piece packing support plate 27 is arranged on the middle part of tower body 17.Described filler 22 is arranged on the packing support plate, and described liquid collection dish 20 is arranged on packing support plate 27 belows, middle part, and described demister 25 is positioned at shower 24 tops; Described tower body 17 bottoms one side is provided with liquid outlet 28.
Described tower body 17 both sides respectively are provided with two hand holes 19, and tower body 17 bottoms one side is provided with manhole 29.
During use, wet mash adds from charging aperture, under the batch charger effect, enter material feeding box, under air-introduced machine wind-force attracts, utilize swiftly flowing thermal current that wet stock is suspended in the hothouse, and in hothouse, carrying out even drying, dried waste gas attracts to discharge from the waste gas absorption pipeline through air-introduced machine; Dusty gas enters in the sack cleaner, under wind-force attracts, passes filter bag, and material is held back by filter bag, is deposited on the filter bag outer wall, and the gas after the filtration is discharged from the waste gas absorption pipeline.When the resistance of sack cleaner arrived setting, impulse electromagnetic valve was opened automatically, and dust unnecessary on the filter bag is got off clearly, made cloth bag keep smooth and easy, continuously operation.
Simultaneously, the control air door is reduced to the discharge end aperture gradually by feed end, so that hothouse air pressure is reduced to discharge end gradually by feed end, forces like this powder in the hothouse to be moved to discharge end by feed end; In addition, the crosswind door is opened because that this place's air intake does not have through heating, temperature is low, thereby so that the hot blast of feed end move to the cold wind of discharge end.Dried finished product is discharged behind vibratory sieve under the discharging machine effect, and the sub-fraction powder is recycled utilization via sack cleaner.
Dried waste gas to the absorption tower, adopts counter-current operation through the waste gas absorption pipeline communication, and absorbent adds mobile from top to bottom with cat head, contact with the gas that flows from bottom to top, and the liquid that has absorbed absorbent is discharged at the bottom of tower, and purified gas is discharged from cat head.
Claims (7)
1. the dry absorption system of a powder, it is characterized in that: described dry absorption system comprises drying tower and absorption tower, is provided with air-introduced machine between described drying tower and the absorption tower, between described drying tower, air-introduced machine, the absorption tower by the waste gas absorption pipeline communication;
Described drying tower comprises feed arrangement, air-intake device, hothouse, deduster and drawing mechanism, described feed arrangement is arranged on a side of hothouse, drawing mechanism is arranged on the opposite side below of hothouse, described air-intake device is arranged on the below of hothouse, and deduster is arranged on the top of hothouse;
Described feed arrangement comprises charging aperture, batch charger and the material feeding box that from top to bottom arranges in turn, and material feeding box is communicated with hothouse;
Described air-intake device comprises air door, heat exchanger and the crosswind door that trunk line, several parallel vertical arrange, each air door upper end is communicated with hothouse by filter, each air door lower end is communicated with trunk line, described heat exchanger and crosswind door are arranged on trunk line one side and are communicated with trunk line, wherein, heat exchanger is near feed arrangement, and the crosswind door is near drawing mechanism;
Described drawing mechanism comprises discharging machine and is positioned at the vibratory sieve of discharging machine below that described discharging machine is communicated with hothouse by filter;
Described waste gas absorption install pipeline is in a side of deduster upper end, and the opposite side of deduster upper end is provided with several impulse electromagnetic valves, and described deduster is communicated with hothouse;
Described absorption tower comprises tower body, tower internals and filler, and the tower body top is provided with air outlet, and the tower body following side is provided with air inlet;
Described tower internals comprises shower, liquid distribution device, two above packing support plates, liquid collection dish and demisters, described shower is arranged on the tower body upper end, liquid distribution device is arranged on the shower below, described packing support plate is distributed in tower body inside, described filler is arranged on the packing support plate, described liquid collection dish is arranged between two blocks of adjacent packing support plates, and described demister is positioned at the shower top; Described tower body bottom one side is provided with liquid outlet.
2. the dry absorption system of powder according to claim 1, it is characterized in that: described deduster is sack cleaner.
3. the dry absorption system of powder according to claim 1, it is characterized in that: described hothouse external parallel is provided with row's visor, and described visor top is provided with several Pressure gauges.
4. the dry absorption system of powder according to claim 1, it is characterized in that: described hothouse is provided with access hole away from an end of material feeding box.
5. the dry absorption system of powder according to claim 1, it is characterized in that: the quantity of described packing support plate is two, and wherein one is arranged on the air inlet top, and another piece is arranged on the middle part of tower body.
6. the dry absorption system of powder according to claim 5 is characterized in that: the below of packing support plate in the middle part of described liquid collection dish is arranged on.
7. the dry absorption system of powder according to claim 1, it is characterized in that: described tower body both sides are provided with several hand holes, and described tower body bottom one side is provided with manhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220559103 CN202885462U (en) | 2012-10-29 | 2012-10-29 | Powder material drying absorption system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220559103 CN202885462U (en) | 2012-10-29 | 2012-10-29 | Powder material drying absorption system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202885462U true CN202885462U (en) | 2013-04-17 |
Family
ID=48076883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220559103 Withdrawn - After Issue CN202885462U (en) | 2012-10-29 | 2012-10-29 | Powder material drying absorption system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202885462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901336A (en) * | 2012-10-29 | 2013-01-30 | 杭州才联化工设备有限公司 | Fine material drying and absorbing system |
-
2012
- 2012-10-29 CN CN 201220559103 patent/CN202885462U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901336A (en) * | 2012-10-29 | 2013-01-30 | 杭州才联化工设备有限公司 | Fine material drying and absorbing system |
| CN102901336B (en) * | 2012-10-29 | 2014-08-13 | 杭州才联化工设备有限公司 | Fine material drying and absorbing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104399263B (en) | A kind of solid catalyst atomization drying system being easy to clean | |
| CN203744683U (en) | Vertical vibration fluidized drying device | |
| CN104482721A (en) | Two-tier fluidized bed | |
| CN202885462U (en) | Powder material drying absorption system | |
| CN109179545A (en) | A kind of apparatus system using power-plant flue gas Heat Treatment desulfurization wastewater | |
| CN102901336B (en) | Fine material drying and absorbing system | |
| CN201532081U (en) | Novel high-efficiency chlorinated polypropylene fluidized bed drying system | |
| CN104307290B (en) | Fertilizer tail gas dust cleaning apparatus | |
| CN207922808U (en) | A kind of combined type multilayer spiral vibrating counterflow drier | |
| CN203704550U (en) | Agitated fluidized bed dryer | |
| CN2201633Y (en) | Vibration combination fluidized bed drier | |
| CN202339067U (en) | Fluid bed drying device used in traditional Chinese medicine production | |
| CN211357781U (en) | Energy-saving pressure spray drying tower | |
| CN201140056Y (en) | Cement mortar blowing clothing sheet granulator for fluidized bed | |
| CN202885464U (en) | Airflow drying tower | |
| CN202289978U (en) | Airflow spray granulation dryer for deoxidizing material with heat resistance and large specific area | |
| CN204073769U (en) | Fertilizer tail gas dust cleaning apparatus | |
| CN202709643U (en) | Drying machine for vibrated fluidized bed | |
| CN206424910U (en) | A kind of Spray Grain-make Drier | |
| CN203810872U (en) | Multilayer vibrating dryer | |
| CN202057152U (en) | Novel internally heated vibro-fluidized bed | |
| CN202630616U (en) | Purification belt drying unit | |
| CN201744259U (en) | Spraying dust-suction device | |
| CN202709642U (en) | Distribution plate of vibrated fluidized bed | |
| CN202511581U (en) | Spray dryer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130417 Effective date of abandoning: 20140813 |
|
| RGAV | Abandon patent right to avoid regrant |