CN206599512U - A kind of sludge dewatering drying process system - Google Patents
A kind of sludge dewatering drying process system Download PDFInfo
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- CN206599512U CN206599512U CN201720262678.6U CN201720262678U CN206599512U CN 206599512 U CN206599512 U CN 206599512U CN 201720262678 U CN201720262678 U CN 201720262678U CN 206599512 U CN206599512 U CN 206599512U
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- sludge
- sludge dewatering
- drying
- drying process
- process system
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Abstract
The utility model discloses a kind of sludge dewatering drying process system, including sludge dewatering unit, drying sludge unit, dehumidifying source pump, water cooling circulator group and control system.Wherein, sludge dewatering unit is dehydrated using folded spiral shell dewaterer；Drying sludge unit carries out the conveying of sludge using spiral mesh-belt conveyer, and constructs close drying room using warming plate；Dehumidifying source pump provides endlessly hot dry wind for drying sludge unit and, to dry sludge, and the damp and hot wind of generation handled；Discharge bucket discharge of the dried sludge through drying sludge unit.Water cooling circulator group provides necessary radiating for dehumidifying source pump, and control system controls the operation of sludge dewatering drying process system.The utility model realizes the integrated and modularity of system, and it occupies little space, and flexible arrangement is practical.
Description
Technical field
The utility model is related to a kind of sludge treating system, specifically a kind of sludge dewatering drying process system.
Background technology
Sludge is the solid waste produced in city domestic sewage, During Industrial Wastewater Treatment Process, this sludge moisture content
It is high, perishable, contain the noxious materials such as bacterium, heavy metal, it is therefore desirable to harmless treatment and recycling are carried out to sludge, at present
The harmlessness disposing rate of China's sludge is less than 25%, and development is serious to fall behind.The difficult point of Treatment of Sludge is to be dehydrated, dries (decrement
Change) and final disposal, thoroughly loss on drying route can make its residue subsequently disposal simply and is not restricted, no matter
Filled, burned or building materials, all with flexible and inexpensive characteristic.But, existing sludge dewatering dry technology
It is generally necessary to investment and the operation cost of great number.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art that there is provided a kind of sludge dewatering drying process system
System.
To achieve the above object, the utility model uses following technical scheme：
A kind of sludge dewatering drying process system, including sludge dewatering unit, drying sludge unit, dehumidifying source pump with
And water cooling circulator group, the sludge dewatering unit includes into dredge pump, with entering dewaterer and and dewaterer that dredge pump is connected
Connected chemicals dosing plant；It is feed hopper that the drying sludge unit includes setting gradually, slitting device, sludge conveyer, closed
Hothouse and discharge bucket, the feed hopper are connected with the discharge end of dewaterer, and the close drying room is provided with air inlet with going out
Air port, the dehumidifying source pump provides hot dry wind for close drying room by the air inlet and is delivered to hermetically drying to dry
Sludge in room, the sludge after drying process is discharged through discharge bucket, and the damp and hot wind that drying process is produced is returned by the air outlet
Return and dehumidified in dehumidifying source pump.
Preferably, the dewaterer is Stacked sludge dewatering machine, and the chemicals dosing plant includes bubble medicine machine and dosing pump, institute
State decoction prepared by bubble medicine machine through dosing pump add in the flocculation mixing channel in Stacked sludge dewatering machine with sludge reaction.
Preferably, the sludge conveyer is spiral mesh-belt conveyer.
Preferably, the close drying room is constructed by warming plate forms.
Preferably, the dehumidifying source pump includes air outlet, return air inlet, air channel, the first working medium circulation loop, the second work
Matter circulation loop and rotary dehumidifier, its air outlet are connected with the air inlet of close drying room, and its return air inlet is done with closed
The air outlet of dry room is connected, and the first working medium circulation loop includes prime evaporator, prime compressor, backing condenser successively
And prime choke valve；The second working medium circulation loop includes secondary evaporator, secondary compressor, secondary condenser and secondary
Level choke valve；The air channel, which is arranged between return air inlet and air outlet, supplies air circulation, and the air channel sequentially passes through blower fan, runner
Dehydrating unit and secondary condenser.
Preferably, regenerator is provided between the prime evaporator and secondary condenser, the hot junction of the regenerator is installed
In the front end of prime evaporator, cold end is arranged on the front end of secondary condenser.
Preferably, the backing condenser and secondary evaporator are combined into evaporating condensation heat exchanger.
Preferably, in addition to water cooling circulator group, its cooling tower for including being sequentially connected, the first cooling water pump, board-like
Heat exchanger, cooling water tank and the second cooling water pump, the plate type heat exchanger are used to realize between cooling tower and cooling water tank
Heat exchange, the cooling water tank is connected to realize heat exchange with the evaporating condensation heat exchanger by pipeline.
After adopting the above technical scheme, the utility model is compared with background technology, have the following advantages that：
1st, system integration, collect stacked spiral shell dewaterer, rotary wheel dehumidifying source pump, the low energy consumption of spiral mesh-belt conveyer,
Energy-efficient advantage；
2nd, modularity, this model can be easily achieved modular increase-volume increment, such as folding spiral shell dewaterer can be with multigroup
Parallel connection, spiral mesh-belt conveyer can be single-screw or the series connection of many spirals, and dehumidifying source pump can be according to spiral mesh-belt conveyer
It is arranged to multigroup parallel connection；
3rd, occupy little space, flexible arrangement.Spiral mesh-belt conveyer floor space is smaller than horizontal wired belt conveyer, and carries
Enhanced feature, has the high advantage of the space occupancy rate of multiple-layer horizontal guipure concurrently；
4th, system is simplified, folded spiral shell dewaterer discharge end can be directly connected to the feed end of spiral mesh-belt conveyer, spiral net
Discharge end with conveyer can be directly connected to discharging bin, reduce or optimize conveying and control device, simplify system；
In summary effective measures, improve the drying efficiency of sludge dry system, reduce energy consumption and cost, and whole
Individual system sealing and circulating, no foul smell discharge, high-efficient energy-saving environment friendly.
Brief description of the drawings
Fig. 1 is the utility model structure composition figure；
Fig. 2 is the utility model dehumidifying source pump structure composition figure.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
Embodiment
As shown in figure 1, sludge dewatering drying process system, including sludge dewatering unit, drying sludge unit, dehumidifying heat pump
Unit, water cooling circulator group and control system.Sludge dewatering unit includes into dredge pump 101, with enter that dredge pump 101 is connected it is de-
Water dispenser 102, the dosing pump 103 being connected with dewaterer 102 and the bubble medicine machine 104 being connected with dosing pump 103.Drying sludge unit
20 feed hopper 201, slitting device 202, sludge conveyer 203, close drying room 204 and discharge buckets including setting gradually
205.Feed hopper 201 is connected with the discharge end of dewaterer 102, and close drying room 204 is constructed by warming plate, and sludge is conveyed
Machine 203 shrouds wherein.Dewaterer 102 is folded spiral shell dewaterer in the present embodiment, and sludge conveyer 203 conveys for spiral mesh-belt
Machine.Close drying room 204 is provided with air inlet and air outlet, and dehumidifying source pump 30 is close drying room by the air inlet
Hot dry wind is provided to dry the sludge being delivered in hermetically drying room 204, the sludge after drying process is discharged through discharge bucket 205,
The damp and hot wind that drying process is produced is returned by the air outlet and dehumidified in dehumidifying source pump 30.
As shown in Fig. 2 dehumidifying source pump 30 includes air outlet 301, return air inlet 302, air channel 303, the first working medium circulation
Loop, the second working medium circulation loop and rotary dehumidifier 304.Its air outlet 301 and the air inlet phase of close drying room 204
Even, its return air inlet 302 is connected with the air outlet of close drying room 204, and is provided between return air inlet 302 and close drying room 204
Wind pipe type plasma deduster 314.The first working medium circulation loop includes prime evaporator 305, prime compressor successively
306th, backing condenser and prime choke valve 308；The second working medium circulation loop includes secondary evaporator, secondary compressor
309th, secondary condenser 310 and second throttle valve 311；Air channel 303 is arranged between return air inlet 302 and air outlet 301 for sky
Air-flow leads to, and it sequentially passes through blower fan 3031, rotary dehumidifier 304, secondary condenser 310 and blower fan 3032.Wherein, prime
Condenser and secondary evaporator are combined into evaporating condensation heat exchanger 307, i.e., secondary evaporator absorbs the work of backing condenser release
Matter condensation heat, is done work by secondary compressor, and obtaining more high-order heat is used for heat drying medium.First working medium circulation loop
Two-stage heat pump series connection stepped heating is constituted with the second working medium circulation loop, from suitable refrigeration working medium, is ensureing low energy consumption
Under the premise of reasonably improve dried medium temperature.
Air channel 303 is also associated with tail gas recycle pipeline 315 in the front end of blower fan 3031, and evaporating condensation heat exchanger 307 is with before
Air heat exchanger 313 is provided between level choke valve 308.The runner of rotary dehumidifier 304 is divided into processing region and regeneration zone,
Tail gas recycle pipeline 315 is communicated to air heat exchanger 313 by the regeneration zone of rotary dehumidifier 304.Previous stage heat pump
The unnecessary condensation heat of refrigerant is entered by the formation high-temperature hot-air of air heat exchanger 313 to the regeneration zone of rotary dehumidifier 304
Row thermal regeneration, the damp-heat air of formation is mixed by tail gas recycle pipeline 315 with the air in air channel 303.
Mixed damp-heat air enters the processing of rotary dehumidifier 304 after the dehumidification by condensation of prime evaporator 305
Region, the condensed water pipe of condensed water after being dehumidified through prime evaporator 305 is discharged, and during rotary wheel dehumidifying, runner is in driving
Device drives lower slow rotation, and hygroscopic agent absorption moisture in air of runner processing region is reached after saturation state, is gone to again
The high temperature air that raw region is sent out after being handled through air heat exchanger 315 carries out desorption and regeneration, recovers the wettability power of runner, then
Continuation is dehumidified to air, and this process is gone round and begun again, and the continuous conditioned rear feeding of dry air specifies air channel, reaches
To high-precision Temperature and Humidity Control.
Regenerator 312 is provided between the prime evaporator 305 and secondary condenser 310, regenerator 312 is used
Inorganic superconducting heat pipe with superpower thermal conductivity factor and heat exchange efficiency, super heat-conductive pipe is closed at both ends and interior to contain heat-conducting medium
Metal tube, the two ends of super heat-conductive pipe are hot junction and cold end respectively, and hot junction absorbs its interior media after heat and evaporated, and steam is heat
Cold end is passed to, cold end discharges heat after being cooled down, interior media is cooled and is back to hot junction after condensing, and so circulates work,
Heat is conducted, the hot junction of regenerator 312 is arranged on the front end of prime evaporator 305, and cold end is arranged on before secondary condenser 310
End, hot junction of the damp and hot tail gas through regenerator 312 is cooled near dew-point temperature after absorption heat, and this part that hot junction absorbs
The heat that sensible heat transfer is discharged to cold end, air after rotary dehumidifier 304 further dehumidifying by the cold end of regenerator 312
Preheated, then absorb the working medium condensation heat that secondary condenser 310 discharges, become hot dry air and enter close from air outlet 301
Close hothouse 204.
Water cooling circulator group, it includes the cooling tower 401, the first cooling water pump 402, plate type heat exchanger being sequentially connected
403rd, the cooling water pump 405 of cooling water tank 404 and second.Plate type heat exchanger 403 is used to realize cooling tower 401 and cooling water tank
Heat exchange between 404, cooling water tank 404 is connected to realize heat exchange with evaporating condensation heat exchanger 307 by pipeline.
The control system is used for the control for realizing sludge dewatering drying process system, and it includes temperature sensor, humidity
Sensor, pressure gauge, flowmeter etc., the function to be realized according to the present embodiment of control system technical staff are easily achieved,
It will not be described here.
The course of work of the present utility model is as follows：
Sludge dewatering material flow：The sludge of moisture content 98% or so is taken off by entering dredge pump 101 from sludge-tank into folded spiral shell
The mud inlet of water dispenser 102；It is dehydrated the medicament (PAC and PAM etc.) needed fully dissolving in bubble medicine machine 104 and forms suitable medicine
Liquid, and enter the dosing mouth for folding spiral shell dewaterer 102 by dosing pump 103；Sludge and decoction are mixed in the flocculation of folded spiral shell dewaterer 102
Reaction is sufficiently stirred in conjunction groove and forms alumen ustum, the mud cake of moisture content 80% or so is formed after concentrated, dehydration.
Drying sludge material flow:The discharge end of the sludge of moisture content 80% or so from folded spiral shell dewaterer 102 enters sludge
The feed hopper 201 of dryer group 20, slitting is shaped to about 5mm*5mm*100mm strip in the presence of slitting device 202
Mud granule；This strip sludge uniform spread out and put under Gravitative Loads enters guarantor on the guipure of spiral mesh-belt conveyer 203
Warm plate shape into close drying room 204, in the presence of dry-heat air dry for moisture content 30% or so mud granule, finally
Into discharge bucket 205；
Dried medium flow：The dried medium hot blast that is there is provided by dehumidifying source pump 30 sludge high to moisture content is done
Dry, the damp and hot tail gas formed after drying enters dehumidifying source pump 30 by air outlet 301, then with rotary dehumidifier 304
Critical dew is cooled to after absorbing heat by the hot junction of regenerator 312 through blower fan 3031 after the damp-heat air mixing of regeneration zone discharge
Near point temperature；Enter the processing region of rotary dehumidifier after the dehumidification by condensation of prime evaporator 305, by rotary wheel dehumidifying
Device is preheated after further dehumidifying by the heat that regenerator cold end discharges, and the working medium for then absorbing secondary condenser release is cold
Solidifying heat, ultimately becomes hot dry air and sludge is dried processing by return air inlet blowout.
Water cooling recycle stock flow：Cooling water pump 405, which is sent to the cold water of cooling water tank 404 in dehumidifying source pump, to be inhaled
Receive heat energy more than needed and become hot water, heat exchange is carried out in plate type heat exchanger 403 and becomes to return to cooling water tank 404 after cold water；Cooling
Water pump 402, which is sent to the cold water of cooling tower 401 in plate type heat exchanger 403, to carry out heat exchange and becomes hot water and return to cooling tower 401, leads to
Supercooling tower 401 radiates.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model is disclosed
Change or replacement, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should
It is defined by scope of the claims.
Claims (8)
1. a kind of sludge dewatering drying process system, it is characterised in that：Including sludge dewatering unit, drying sludge unit, dehumidifying
Source pump and water cooling circulator group, the sludge dewatering unit includes into dredge pump, with enter dewaterer that dredge pump is connected with
And the chemicals dosing plant being connected with dewaterer；Feed hopper, slitting device, the sludge that the drying sludge unit includes setting gradually are defeated
Send machine, close drying room and discharge bucket, the feed hopper is connected with the discharge end of dewaterer, the close drying room be provided with into
Air port and air outlet, the dehumidifying source pump provide hot dry wind for close drying room by the air inlet and are delivered to drying
Sludge in hermetically drying room, the sludge after drying process is discharged through discharge bucket, and the damp and hot wind that drying process is produced passes through described
Air outlet is returned to dehumidify in dehumidifying source pump.
2. a kind of sludge dewatering drying process system according to claim 1, it is characterised in that：The dewaterer is folded spiral shell
Formula sludge dewatering equipment, the chemicals dosing plant includes bubble medicine machine and dosing pump, and decoction prepared by the bubble medicine machine is added through dosing pump
With sludge reaction in flocculation mixing channel in Stacked sludge dewatering machine.
3. a kind of sludge dewatering drying process system according to claim 1, it is characterised in that：The sludge conveyer is
Spiral mesh-belt conveyer.
4. a kind of sludge dewatering drying process system according to claim 1, it is characterised in that：The close drying room by
Warming plate, which is constructed, to be formed.
5. a kind of sludge dewatering drying process system according to claim 1, it is characterised in that：The dehumidifying source pump
Including air outlet, return air inlet, air channel, the first working medium circulation loop, the second working medium circulation loop and rotary dehumidifier, it goes out
Air port is connected with the air inlet of close drying room, and its return air inlet is connected with the air outlet of close drying room, and first working medium is followed
Loop back path includes prime evaporator, prime compressor, backing condenser and prime choke valve successively；Second working medium circulation
Loop includes secondary evaporator, secondary compressor, secondary condenser and second throttle valve；The air channel be arranged on return air inlet with
Air circulation is supplied between air outlet, the air channel sequentially passes through blower fan, rotary dehumidifier and secondary condenser.
6. a kind of sludge dewatering drying process system according to claim 5, it is characterised in that：The prime evaporator with
Regenerator is provided between secondary condenser, the hot junction of the regenerator is arranged on the front end of prime evaporator, and cold end is arranged on secondary
The front end of level condenser.
7. a kind of sludge dewatering drying process system according to claim 5, it is characterised in that：The backing condenser and
Secondary evaporator is combined into evaporating condensation heat exchanger.
8. a kind of sludge dewatering drying process system according to claim 7, it is characterised in that：Also include water cooling to circulate
Unit, it includes cooling tower, the first cooling water pump, plate type heat exchanger, cooling water tank and the second cooling water pump being sequentially connected,
The plate type heat exchanger is used to realize the heat exchange between cooling tower and cooling water tank, the cooling water tank and the evaporative condenser
Heat exchanger is connected to realize heat exchange by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201720262678.6U CN206599512U (en) | 2017-03-17 | 2017-03-17 | A kind of sludge dewatering drying process system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720262678.6U CN206599512U (en) | 2017-03-17 | 2017-03-17 | A kind of sludge dewatering drying process system |
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| CN206599512U true CN206599512U (en) | 2017-10-31 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108821541A (en) * | 2018-09-06 | 2018-11-16 | 四川安赛吉节能环保科技有限公司 | A kind of sludge constant temperature anhydration system |
| CN108911470A (en) * | 2018-08-21 | 2018-11-30 | 广州晟启能源设备有限公司 | A kind of enclosed band drier |
| CN109399885A (en) * | 2018-11-14 | 2019-03-01 | 广东申菱环境系统股份有限公司 | A kind of workshop formula sludge drying system |
| CN109574460A (en) * | 2018-12-03 | 2019-04-05 | 智造起源科技有限公司 | A kind of Vehicular mud drying device |
| CN110040937A (en) * | 2019-04-22 | 2019-07-23 | 深圳瑞新达新能源科技有限公司 | A kind of heat pump low temperature sludge drying system |
| CN110563301A (en) * | 2019-08-12 | 2019-12-13 | 昆山格瑞海益环保科技有限公司 | Sludge treatment system and process |
| CN110803852A (en) * | 2019-12-04 | 2020-02-18 | 泰普斯（厦门）环保科技有限公司 | Sludge conveying mechanism, sludge drying equipment and drying method |
| CN114046652A (en) * | 2021-11-25 | 2022-02-15 | 景津环保股份有限公司 | Integrated circulating cold water heat exchange system of dehumidification mechanism and dehumidification mechanism of drying machine |
-
2017
- 2017-03-17 CN CN201720262678.6U patent/CN206599512U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108911470A (en) * | 2018-08-21 | 2018-11-30 | 广州晟启能源设备有限公司 | A kind of enclosed band drier |
| CN108821541A (en) * | 2018-09-06 | 2018-11-16 | 四川安赛吉节能环保科技有限公司 | A kind of sludge constant temperature anhydration system |
| CN109399885A (en) * | 2018-11-14 | 2019-03-01 | 广东申菱环境系统股份有限公司 | A kind of workshop formula sludge drying system |
| CN109574460A (en) * | 2018-12-03 | 2019-04-05 | 智造起源科技有限公司 | A kind of Vehicular mud drying device |
| CN110040937A (en) * | 2019-04-22 | 2019-07-23 | 深圳瑞新达新能源科技有限公司 | A kind of heat pump low temperature sludge drying system |
| CN110563301A (en) * | 2019-08-12 | 2019-12-13 | 昆山格瑞海益环保科技有限公司 | Sludge treatment system and process |
| CN110803852A (en) * | 2019-12-04 | 2020-02-18 | 泰普斯（厦门）环保科技有限公司 | Sludge conveying mechanism, sludge drying equipment and drying method |
| CN114046652A (en) * | 2021-11-25 | 2022-02-15 | 景津环保股份有限公司 | Integrated circulating cold water heat exchange system of dehumidification mechanism and dehumidification mechanism of drying machine |
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