CN206001881U - Short rayon fiber drying system - Google Patents
Short rayon fiber drying system Download PDFInfo
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- CN206001881U CN206001881U CN201620882634.9U CN201620882634U CN206001881U CN 206001881 U CN206001881 U CN 206001881U CN 201620882634 U CN201620882634 U CN 201620882634U CN 206001881 U CN206001881 U CN 206001881U
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- gas
- heat exchanger
- scrubbing tower
- tail gas
- rayon fiber
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Abstract
This utility model provides a kind of short rayon fiber drying system, including being sequentially connected baking oven, wet-emitting blower, tail gas air inlet pipe, box gas-gas heat exchanger, high-pressure electrostatic grease dirt collector, spiral board scrubbing tower, blower fan and exhaust emission tube, fresh air air inlet pipe and fresh air escape pipe are connected with described box gas-gas heat exchanger, one end of described fresh air escape pipe is connected on the wind-supplying mouth of baking oven, described spiral board scrubbing tower is provided with two and is connected in parallel, and is provided with tail gas filter between described tail gas air inlet pipe and box gas-gas heat exchanger.This system is prevented effectively from individually adds the unstable harmful effect to drying course of new air temperature, effectively save heat energy, can effectively remove the H in tail gas202, oil preparation, CS2 and VOC, make tail gas reach discharge standard, reduce environmental pollution, and this system structure is compact, simply, processing cost is low.
Description
Technical field
This utility model is related to fiber drying technology field, particularly to short rayon fiber drying system.
Background technology
Dry the proparea drying that combination machine is used for viscose staple fibre postprocessing working procedures, viscous through wet opener shredding after refine
Glue chopped fiber removes moisture removal, makes fiber reach qualified regain.The purpose dried is exactly to be dried to containing wet higher fiber,
The moisture content not only making fiber in dry run is evaporated, and fibre structure also there occurs change, through drying fiber, very
Many properties（Swollen degree, ductility, elasticity etc.）To be fixed.
Existing dehydrator by multiple circulating fans, wet-emitting blower, be fed for the assemblies such as machine, drying room, carrier bar and combine, follow
The effect of ring blower fan is that the fiber in baking oven is heated with the wind circulation after heating, evaporates the superfluous water that fiber includes
Divide, then drying room is included by wet higher gas by wet-emitting blower and drain, contain H due in fiber202, oil preparation, CS2, tiny fibre
The materials such as dimension, the gas COD content therefore discharging is higher and temperature and humidity is all higher, causes environmental pollution and the energy
Waste.Drying course needs constantly add new hot blast, therefore the direct fresh air after supplementary heating, its temperature and wet
Degree changes with the change of season and weather, and temperature and humidity fluctuation is larger, the control of drying temperature is affected larger, and adds
While temperature easily scatter and disappear, thus leading to the waste of steam.Public in the application of one Application No. CN201610164620.8
Open a kind of entitled fiber and dried exhaust gas processing device, this device has included at least one one-level and cyclone separator, gas gas are dried
Heat exchanger, a low pressure vapor rainfall room, a chimney and a Chip treatment mechanism, described one-level is dried cyclone separator and connects to institute
State gas-gas heat exchanger, in described gas-gas heat exchanger, be provided with least one road gas-gas heat exchange pipeline, the outlet of every road gas-gas heat exchange pipeline
Connect and use gas point to one, the entrance of every road gas-gas heat exchange pipeline is respectively connecting to chimney, low pressure vapor rainfall room and admission, institute
State low pressure vapor rainfall interior and be provided with a cyclone steam seperator, or described low pressure vapor rainfall room bottom is provided with a whirlwind vapour
Water separator, described cyclone steam seperator connects to described gas-gas heat exchanger, and described Chip treatment mechanism connects described respectively
Gas-gas heat exchanger, cyclone steam seperator and low pressure vapor rainfall room so that tail gas recycle utilize, reduces cost.But this dress
Put and also there is complex structure, poor processing effect, particularly to the H in tail gas202, oil preparation, the poor processing effect of CS2, and
The heat energy dried in tail gas all wastes.
Utility model content
The purpose of this utility model is to provide a kind of viscose glue fibre drying system, and this system will be dried by box-type heat exchanger
Heat recovery in tail gas the heating for adding new point, it is to avoid individually add new air temperature unstable to drying course not
Good impact.Effectively save heat energy, adopts specific tertiary treatment to dry tail gas simultaneously, can effectively remove the H in tail gas202, oil
Agent, CS2 and VOC, make tail gas reach discharge standard, reduce environmental pollution, and this system structure is compact, letter
Single, processing cost is low.
For solving above-mentioned technical problem, this utility model is achieved through the following technical solutions:
Short rayon fiber drying system, including the baking oven being sequentially connected, wet-emitting blower, tail gas air inlet pipe, box gas-gas heat exchange
Device, high-pressure electrostatic grease dirt collector, spiral board scrubbing tower, blower fan and exhaust emission tube, box gas-gas heat exchanger is also associated with
Fresh air inlet tube and fresh air escape pipe, described fresh air escape pipe is connected on the air inlet of baking oven, and described spiral board scrubbing tower sets
It is equipped with two and is connected in parallel, between described tail gas air inlet pipe and box gas-gas heat exchanger, be provided with tail gas filter.
Further, described system also includes controller, described box gas-gas heat exchanger, high-pressure electrostatic grease dirt collector and
Spiral board scrubbing tower is connected with controller respectively,
Further, described system also includes human-computer interaction module, and described human-computer interaction module is connected with controller.
Further, described system also bag spray equipment, described spray equipment is connected with box gas-gas heat exchanger, described spray
The nozzle of shower device is spiral nozzle.
Further, a diameter of 2.7～3.2m of described spiral board scrubbing tower, column plate is two-layer.
Further, described spiral board scrubbing tower is connected with water pump, the water inlet of described water pump is connected to spiral board and washes
Wash on the outlet of tower, the outlet of described water pump is connected to the water inlet of spiral board scrubbing tower.
Further, described blower fan is frequency conversion fan.
The beneficial effects of the utility model are as follows：
1st, this utility model is passed into case by adding newly to divide the drying excluded in baking oven tail gas and needs in baking oven
Carry out heat exchange in formula gas-gas heat exchanger, constantly heated the fresh air added, the temperature of tail gas is reduced so that in tail gas simultaneously
H202, oil preparation, CS2 and VOC carried out coagulation, lay the foundation for follow-up vent gas treatment, this practicality is new
The drying tail gas of discharge is directly caused heat exchanger by wet-emitting blower by type, heats room temperature fresh air, fresh air is through heat exchange of heat pipe
Add after heating in drying room, after heat exchange, fresh wind can be brought up to 60-70 DEG C by 20 DEG C, save steam about 24t/d, directly save
About cost is about 24*114*30*12=98.5 ten thousand yuan/year.
2nd, this utility model by box gas-gas heat exchanger, high-pressure electrostatic grease dirt collector, spiral board scrubbing tower according to certain
Order, particular combination processes to drying fibrous tail gas, can effectively remove the H in tail gas202, oil preparation, CS2 and volatilization
Property organic compound, make tail gas reach discharge standard, reduce environmental pollution, while having compact conformation, simply, processing cost is low
Advantage.The spiral board scrubbing tower of the system using two and is connected in parallel so that tail gas enters to respectively enter spiral board scrubbing tower,
Flow is controlled, thus effectively removing the fraction remaining in tail gas oil mist particles.
2nd, the system also sets up controller, can the box gas-gas heat exchanger of effective control, high-pressure electrostatic grease dirt collector, eddy flow
The unlatching of plate scrubbing tower is so that the efficiency processing tail gas is improved；Human-computer interaction module of the present utility model, facilitates operator
Member's quick control processing system, reduces manual labor's power and operating time, reduces the cost of whole vent gas treatment.
3rd, it is provided with spray equipment in described box gas-gas heat exchanger, the heat exchange coil of the regular heat exchanger of this spray equipment
The oil on cleaning showers heat exchange coil surface cleans up, and is prevented effectively from heat exchange coil surface and is covered, by substantial amounts of oil, the heat exchange leading to
The problem that efficiency reduces.
Brief description
Fig. 1 is this utility model device flowage structure schematic diagram.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment illustrates this utility model.
Embodiment 1
As shown in figure 1, short rayon fiber drying system, including the baking oven being sequentially connected, wet-emitting blower, tail gas air inlet pipe, case
Formula gas-gas heat exchanger, high-pressure electrostatic grease dirt collector, spiral board scrubbing tower, blower fan and exhaust emission tube, box gas-gas heat exchanger
On be also associated with fresh air inlet tube and fresh air escape pipe, described fresh air escape pipe is connected on the air inlet of baking oven, described eddy flow
Plate scrubbing tower is provided with two and is connected in parallel, and is provided with tail gas filtering between described tail gas air inlet pipe and box gas-gas heat exchanger
Device.The work process of this system is as follows：
Gas in baking oven enters tail gas air inlet pipe in the presence of wet-emitting blower, then into tail gas air inlet pipe even
The tail gas filter connecing, is filtered to remove the materials such as fiber in tail gas, willow catkins flying in the air, subsequently into tail gas filter even
The box gas-gas heat exchanger connecing, simultaneously fresh air heat exchange, tail are entered into by the fresh air air inlet pipe being connected with box gas-gas heat exchanger
Make the shell side of heat exchanger leave with rage, fresh air walks tube side, carry out heat exchange, after heat exchange, the temperature of tail gas reduces, and new air temperature raises, and dries
Part oil mist particles in tail gas can condense the surface being attached to heat exchanger coils, and the oil drain out then flowing to heat exchanger is discharged,
Fresh air after heating is entered the fresh air being connected with baking oven and added pipe and enter in baking oven dries to fiber, so circulates.
Drying tail gas after box gas-gas heat exchanger heat exchange enters high-pressure electrostatic grease dirt collector, and its filter will be big
Granule mist of oil and water smoke are intercepted and separate, and the mist of oil containing fine particle and water smoke enter charging area, in the effect of high-voltage electrostatic field
Lower profit pools the oil collecting zone that drop flows to bottom, and is reclaimed by the sewage draining exit discharge of bottom.
Through above two stages for the treatment of, the oily major part in tail gas is captured recovery, but also sub-fraction oil mist particles
With exhaust gas flow direction rear, in order to reduce the harm to environment for the aerofluxuss, need further tail gas to be processed.When liquid enters
Spiral board scrubbing tower, then along certain angle obliquely through plate between gap, in eddy flow state, by the liquid rotation direction on plate
Tower wall, enters plate area.Gas, along the gap between certain angle oblique threading piece, forms eddy flow state, by the liquid on plate
Rotation direction tower wall, thus carry out the mass transfer between tail gas and liquid.Mist of oil in tail gas is adhered to by water smoke, is thrown to tower wall by centrifugal action
Discharge with liquid, and treated tail gas is from exhaust emission tube discharge system.
In order to preferably implement this utility model, described system also includes controller, described box gas-gas heat exchanger, high pressure
Electrostatic grease dirt collector, spiral board scrubbing tower and blower fan are connected with controller respectively, and described system also includes human-computer interaction module,
Described human-computer interaction module is connected with controller.
In order to prevent the substantial amounts of oil of heat exchanger coils surface accumulation from can not drip, thus reducing the heat exchange effect of heat exchanger
Rate, arranges spray equipment on box gas-gas heat exchanger, and the heat exchange coil of heat exchanger carries out regular cleaning showers it is ensured that can
Reach and do enough heat transfer effects.The nozzle of described spray equipment is spiral nozzle.
Preferably, a diameter of of described spiral board scrubbing tower adopts 2.7～3.2m, column plate being preferred with two-layer.Described
Water pump is connected with spiral board scrubbing tower, the water inlet of described water pump is connected on the outlet of spiral board scrubbing tower, described water
The outlet of pump is connected to the water inlet of spiral board scrubbing tower.Described blower fan is frequency conversion fan.Thus real-time regulation convulsion amount.
Claims (7)
1. short rayon fiber drying system it is characterised in that：Including the baking oven being sequentially connected, wet-emitting blower, tail gas air inlet pipe, box
Gas-gas heat exchanger, high-pressure electrostatic grease dirt collector, spiral board scrubbing tower, blower fan and exhaust emission tube, on box gas-gas heat exchanger
It is also associated with fresh air inlet tube and fresh air escape pipe, described fresh air escape pipe is connected on the air inlet of baking oven, described spiral board
Scrubbing tower is provided with two and is connected in parallel, and is provided with tail gas filtering dress between described tail gas air inlet pipe and box gas-gas heat exchanger
Put.
2. short rayon fiber drying system according to claim 1 it is characterised in that:Described system also includes controller, institute
State box gas-gas heat exchanger, high-pressure electrostatic grease dirt collector and spiral board scrubbing tower to be connected with controller respectively.
3. short rayon fiber drying system according to claim 2 it is characterised in that:Described system also includes man-machine interaction mould
Block, described human-computer interaction module is connected with controller.
4. short rayon fiber drying system according to claim 1 it is characterised in that:Described system also bag spray equipment, institute
State spray equipment to be connected with box gas-gas heat exchanger, the nozzle of described spray equipment is spiral nozzle.
5. short rayon fiber drying system according to claim 1 it is characterised in that:Described spiral board scrubbing tower a diameter of
2.7～3.2m, column plate is two-layer.
6. short rayon fiber drying system according to claim 1 it is characterised in that:It is connected with described spiral board scrubbing tower
Water pump, the water inlet of described water pump is connected on the outlet of spiral board scrubbing tower, and the outlet of described water pump is connected to eddy flow
The water inlet of plate scrubbing tower.
7. short rayon fiber drying system according to claim 1 it is characterised in that:Described blower fan is frequency conversion fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620882634.9U CN206001881U (en) | 2016-08-16 | 2016-08-16 | Short rayon fiber drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620882634.9U CN206001881U (en) | 2016-08-16 | 2016-08-16 | Short rayon fiber drying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206001881U true CN206001881U (en) | 2017-03-08 |
Family
ID=58198799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620882634.9U Active CN206001881U (en) | 2016-08-16 | 2016-08-16 | Short rayon fiber drying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206001881U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726831A (en) * | 2017-09-01 | 2018-02-23 | 苏州卓润赛豚节能环保科技有限公司 | A kind of low temperature exhaust heat processing method of dry tail gas |
| CN113008015A (en) * | 2021-03-01 | 2021-06-22 | 北京林业大学 | Device that timber drying chamber heat recovery and VOC administered |
-
2016
- 2016-08-16 CN CN201620882634.9U patent/CN206001881U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726831A (en) * | 2017-09-01 | 2018-02-23 | 苏州卓润赛豚节能环保科技有限公司 | A kind of low temperature exhaust heat processing method of dry tail gas |
| CN113008015A (en) * | 2021-03-01 | 2021-06-22 | 北京林业大学 | Device that timber drying chamber heat recovery and VOC administered |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |