CN207958099U - A kind of novel sludge drying device - Google Patents
A kind of novel sludge drying device Download PDFInfo
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- CN207958099U CN207958099U CN201721818390.9U CN201721818390U CN207958099U CN 207958099 U CN207958099 U CN 207958099U CN 201721818390 U CN201721818390 U CN 201721818390U CN 207958099 U CN207958099 U CN 207958099U
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Abstract
The utility model provides a kind of novel sludge drying device, including a dryer, and dryer is connect by the first gas pipeline with a high-temperature incinerator；Fresh air channel and fuel channel are provided on high-temperature incinerator；The feed inlet of dryer is connect with the discharge port of a material preheating device；Wet stock import is provided on material preheating device, and material preheating device is connect by the second gas pipeline with high-temperature incinerator；The discharge port of dryer is connect with a solid and gas separator, and solid and gas separator is connect by third gas pipeline with material preheating device；The 4th gas pipeline is connected on first gas pipeline, 4th gas pipeline is connect with a heat-energy recovering apparatus, heat-energy recovering apparatus is connect by the 5th gas pipeline with material preheating device, heat-energy recovering apparatus is connected with an emission-control equipment, and uncontaminated gases floss hole is provided on emission-control equipment.The novel sludge drying device reduces the consumption of fuel reducing while exhaust gas discharge.
Description
Technical field
The utility model is related to sludge treatment field, and in particular to a kind of novel sludge drying device.
Background technology
Sludge is the product after sewage disposal, is that one kind is made of organic debris, microorganism, inorganic particle, colloid etc.
Extremely complex heterogeneous body.The key property of sludge is that moisture content is high (up to 99% or more), and high organic content is held
Easily degenerate smelly, and particle is thinner, and proportion is smaller, jelly liquid.It is the concentrated thing between liquid and solid, can
To be transported with pump, but it is difficult to be separated by solid-liquid separation by sedimentation.
Sludge includes mainly that source quality is made to deteriorate to the harm of environment, contaminated soil and crops etc.；As people give birth to
The harmfulness of the flat raising of running water and production-scale expansion, this polluter of sludge is also increasingly apparent.The applicable place of sludge
Reason technology should make reducing sludge volume, stabilisation and innoxious, if be left unrestricted and uncurbed, consequence is hardly imaginable.
Sludge is dried it is well known that the furnace drying method of traditional sludge is all flue gas or steam, gas after drying
Body is just expelled directly out, and is caused fuel availability not high in this way and is polluted the environment serious.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of novel sludge drying device.
To achieve the goals above, the utility model adopts the following technical solution：
A kind of novel sludge drying device, including a dryer, the dryer are high by the first gas pipeline and one
Warm incinerator connection；Fresh air channel and fuel channel are provided on the high-temperature incinerator；The feed inlet of the dryer
It is connect with the discharge port of a material preheating device；Wet stock import is provided on the material preheating device, and the material is pre-
Thermal is connect by the second gas pipeline with the high-temperature incinerator；The discharge port of the dryer and a solid and gas separator
Connection, the solid and gas separator are connect by third gas pipeline with the material preheating device；First gas pipeline
On be connected with the 4th gas pipeline, the 4th gas pipeline is connect with a heat-energy recovering apparatus, and the heat-energy recovering apparatus is logical
It crosses the 5th gas pipeline to connect with the material preheating device, the heat-energy recovering apparatus is connected with an emission-control equipment, institute
It states and is provided with uncontaminated gases floss hole on emission-control equipment.
Preferably, the dryer is cylindrical dryer.
Preferably, fuel spray is provided at the port of one end that the fuel channel is extend into the high-temperature incinerator
Rifle mouth.
Preferably, it is provided with material device for thinning in the material preheating device.
Preferably, it is connected by a gas distribution valve between first gas pipeline and the 4th gas pipeline.
Preferably, the emission-control equipment includes dust-extraction unit and desulfurizer, the exhaust gas inlet of the dust-extraction unit
It is connect with the waste gas outlet of the heat-energy recovering apparatus, the exhaust gas inlet of the desulfurizer and the exhaust gas of the dust-extraction unit go out
Mouth connects, and the uncontaminated gases floss hole is provided at the top of the desulfurizer.
Preferably, the dust-extraction unit is spray column, and the bottom of the spray column is provided with a sink, the sink connection
There is a water circulating pump, the water outlet of the water circulating pump extend into the top of the spray column by a water pipeline, described to send
The part that waterpipe stretches into inner cavity at the top of the spray column is provided with multiple nozzles.
Compared with prior art, one or more technical solutions provided by the utility model have the following technical effect that or excellent
Point：
What is generated in sludge when a kind of novel sludge drying device provided by the utility model will preheat and dry sludge is useless
Gas is recycled and is burned, and the heat that the organic matter in exhaust gas generates during burning is also used to dry together, is reducing
Exhaust gas reduces the consumption of fuel while discharge.
Further, a kind of novel sludge drying device provided by the utility model by heat-energy recovering apparatus by discharge
Heat recovery is simultaneously used for wet stock prebake, further improves heat utilization efficiency.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram for novel sludge drying device that the utility model embodiment provides；
Fig. 2 is the structural schematic diagram of emission-control equipment in the utility model embodiment.
Specific implementation mode
The utility model embodiment provides a kind of novel sludge drying device, including a dryer, the dryer
It is connect with a high-temperature incinerator by the first gas pipeline；It is provided with fresh air channel on the high-temperature incinerator and fuel is logical
Road；The feed inlet of the dryer is connect with the discharge port of a material preheating device；It is provided on the material preheating device wet
Material inlet, and the material preheating device is connect by the second gas pipeline with the high-temperature incinerator；The dryer
Discharge port is connect with a solid and gas separator, and the solid and gas separator passes through third gas pipeline and the material preheating device
Connection；The 4th gas pipeline is connected on first gas pipeline, the 4th gas pipeline and a heat-energy recovering apparatus connect
It connects, the heat-energy recovering apparatus is connect by the 5th gas pipeline with the material preheating device, and the heat-energy recovering apparatus connects
It is connected to an emission-control equipment, uncontaminated gases floss hole is provided on the emission-control equipment.
The above-mentioned novel sludge drying device that the utility model example provides will be preheated and be generated in sludge when drying sludge
Exhaust gas is recycled and is burned, and the heat that the organic matter in exhaust gas generates during burning is also used to dry together, is subtracting
Reduce the consumption of fuel while few exhaust gas discharge.
Further, the above-mentioned novel sludge drying device that the utility model embodiment provides will by heat-energy recovering apparatus
The heat recovery of discharge is simultaneously used for wet stock prebake, further improves heat utilization efficiency.
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts belong to
The range of the utility model protection.
It please refers to Fig.1 and Fig. 2, the utility model embodiment provides a kind of novel sludge drying device, including a baking
Dry machine 1, dryer 1 are connect by the first gas pipeline 2 with a high-temperature incinerator 3；It is provided with fresh air on high-temperature incinerator 3
Channel 4 and fuel channel 5；The feed inlet of dryer 1 is connect with the discharge port of a material preheating device 6；On material preheating device 6
It is provided with wet stock import, and material preheating device 6 is connect by the second gas pipeline 7 with high-temperature incinerator 3；Dryer 1
Discharge port is connect with a solid and gas separator 8, and solid and gas separator 8 is connected by third gas pipeline 9 and material preheating device 6
It connects；The 4th gas pipeline 10 is connected on first gas pipeline 2, the 4th gas pipeline 10 is connect with a heat-energy recovering apparatus 11,
Heat-energy recovering apparatus 11 is connect by the 5th gas pipeline 12 with material preheating device 6, and it is useless that heat-energy recovering apparatus 11 is connected with one
Flash Gas Compression Skid System 13 is provided with uncontaminated gases floss hole 14 on emission-control equipment 13.
In specific implementation process, dryer 1 has different type and model, preferably, the utility model is real
The dryer 1 applied in example uses cylindrical dryer.
In specific implementation process, what is be passed through in the fuel channel of high-temperature incinerator can be natural gas, liquefied petroleum
The clean fuels such as gas, cleaning coal gas, alcohol-ether fuel, unleaded gas, in order to enable the fuel being passed into high-temperature incinerator to fill
Divided combustion, preferably, extending into the end of one end in high-temperature incinerator 3 in the utility model embodiment in fuel channel 5
It is provided with a Fuel lance mouth at mouthful.Fuel is ejected by Fuel lance mouth, the contact area of fuel and air can be expanded,
To make full combustion of fuel.
In specific implementation process, since sludge is the concentrated thing between liquid and solid, it is under normal conditions
Prodigious blocks improves the working efficiency of dryer, preferably, this practicality in order to enable sludge is easier to be oven-dried
Material device for thinning is provided in new embodiment in material preheating device 6.When sludge carries out in advance in material preheating device 6
When hot, sludge is gradually carried out cutting decomposition by material device for thinning, to form tiny sludge piece or sludge item, such as it is described
Material device for thinning is set as filter screen so that sludge is passed through from filter screen, forms bar, for another example described material refinement
Device is set as roller, and sludge is pressed into small tablet by roller, increases the surface area of sludge.Sludge is refined
It dries again afterwards, drying efficiency can be greatly improved.
Certainly, the material device for thinning in the utility model embodiment can also be other existing device for thinning,
It is not limited herein.
In specific implementation process, the 4th gas pipeline 10 is mainly used for that exhaust gas is discharged, preferably, this practicality is new
It is connected by a gas distribution valve between first pipe 2 and the 4th pipeline 10 in type embodiment.It can be with by gas distribution valve
Control the exhausted air quantity of discharge.
In specific implementation process, there may be pollutants such as flue dust, sulphur in the exhaust gas of the 4th pipeline 10 discharge, because
This, preferably, the emission-control equipment 13 in the utility model embodiment includes dust-extraction unit 131 and desulfurizer 132,
The exhaust gas inlet of dust-extraction unit 131 is connect with the waste gas outlet of heat-energy recovering apparatus 11, the exhaust gas inlet of desulfurizer 132 with remove
The waste gas outlet of dirt device 131 connects, and the top of desulfurizer 132 is provided with the uncontaminated gases floss hole 14.Exhaust gas is logical
Become uncontaminated gases after crossing dust-extraction unit dedusting and desulfurizer desulfurization, is then discharged into air again, air can be avoided
It is contaminated.
Further, in specific implementation process, the desulfurizer 132 in the utility model embodiment is using existing
Desulfurizing tower, and dust-extraction unit 131 then uses spray column, the bottom of the spray column to be provided with a sink 1311, sink 1311 connects
It is connected to a water circulating pump 1312, the water outlet of water circulating pump 1312 extend into the spray column by a water pipeline 1313
Top, the part that water pipeline 1313 stretches into inner cavity at the top of the spray column are provided with multiple nozzles 1314.
A kind of course of work for novel sludge drying device that the utility model embodiment provides is as follows：
Fresh air and clean fuel enter high-temperature incinerator 3 by fresh air channel 4 and fuel channel 5 respectively
In, it is sufficiently mixed and burns by the recycling exhaust gas that the second gas pipeline 7 conveys with material preheating device 6, it will be in recycling exhaust gas
Organic matter burn-up, the temperature of burning controls at 1000 DEG C -1200 DEG C.
The hot wind part generated in combustion process is by the 4th gas pipeline 10, heat-energy recovering apparatus 11 and exhaust gas
It is discharged into air after reason device 13, another part is sent into dryer 1, to being delivered to after being preheated in material preheating device 6
Material in dryer 1 is dried.The hot wind of discharge controls the hot wind control being transported to 10% or so in dryer and exists
90% or so.
Dryer 1 sends out sludge and exhaust gas is sent into solid and gas separator 8, and solid and gas separator 8 is directly separated out dry
Material, while exhaust gas being sent to by third gas pipeline 9 in material preheating device 6, wet stock is preheated.
Solid and gas separator 8 is sent into the high-temp waste gas and thermal energy recycling dress of material preheating device 6 by third gas pipeline 9
It sets 11 and the recycling thermal energy of material preheating device 6 is sent into the wet object in feeding material preheating device 6 by the 5th gas pipeline 12
Material is heated, and the material after heating, which is sent into dryer 1, is dried, defeated by second by the low temperature waste gas after heat exchange
Feed channel 7 is sent into high-temperature incinerator 3 and is burned.
The above-mentioned novel sludge drying device that the utility model example provides will be preheated and be generated in sludge when drying sludge
Exhaust gas is recycled and is burned, and the heat that the organic matter in exhaust gas generates during burning is also used to dry together, is subtracting
Reduce the consumption of fuel while few exhaust gas discharge.
Further, the above-mentioned novel sludge drying device that the utility model embodiment provides will by heat-energy recovering apparatus
The heat recovery of discharge is simultaneously used for wet stock prebake, further improves heat utilization efficiency.
It should be understood by those skilled in the art that, the above is only the preferred embodiment of the present invention, not it is used for
Limit the range that the utility model is implemented, all shape, construction, feature and spirit according to described in the utility model claims range
Carried out by equivalent changes and modifications, the right of the utility model should all be included in.
Claims (7)
1. a kind of novel sludge drying device, including a dryer, which is characterized in that the dryer passes through the first appendix
Road is connect with a high-temperature incinerator；Fresh air channel and fuel channel are provided on the high-temperature incinerator；The dryer
Feed inlet connect with the discharge port of a material preheating device；Wet stock import, and institute are provided on the material preheating device
Material preheating device is stated to connect with the high-temperature incinerator by the second gas pipeline；The discharge port of the dryer and a solid and gas
Separator connects, and the solid and gas separator is connect by third gas pipeline with the material preheating device；Described first
The 4th gas pipeline is connected on gas pipeline, the 4th gas pipeline is connect with a heat-energy recovering apparatus, and the thermal energy returns
Receiving apparatus is connect by the 5th gas pipeline with the material preheating device, and the heat-energy recovering apparatus is connected with an exhaust-gas treatment
Device is provided with uncontaminated gases floss hole on the emission-control equipment.
2. novel sludge drying device according to claim 1, which is characterized in that the dryer is cylindrical dryer.
3. novel sludge drying device according to claim 1, which is characterized in that the fuel channel extend into the height
A Fuel lance mouth is provided at the port of one end in warm incinerator.
4. novel sludge drying device according to claim 1, which is characterized in that be provided in the material preheating device
Material device for thinning.
5. novel sludge drying device according to claim 1, which is characterized in that first gas pipeline and described
It is connected by a gas distribution valve between four gas pipelines.
6. novel sludge drying device according to claim 1, which is characterized in that the emission-control equipment includes dedusting
Device and desulfurizer, the exhaust gas inlet of the dust-extraction unit are connect with the waste gas outlet of the heat-energy recovering apparatus, described de-
The exhaust gas inlet of sulphur device is connect with the waste gas outlet of the dust-extraction unit, and the no dirt is provided at the top of the desulfurizer
Contaminate gas discharge outlet.
7. novel sludge drying device according to claim 6, which is characterized in that the dust-extraction unit is spray column, institute
The bottom for stating spray column is provided with a sink, and the sink is connected with a water circulating pump, and the water outlet of the water circulating pump passes through
One water pipeline extend into the top of the spray column, and the water pipeline stretches into the part setting of inner cavity at the top of the spray column
There are multiple nozzles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721818390.9U CN207958099U (en) | 2017-12-22 | 2017-12-22 | A kind of novel sludge drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721818390.9U CN207958099U (en) | 2017-12-22 | 2017-12-22 | A kind of novel sludge drying device |
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| Publication Number | Publication Date |
|---|---|
| CN207958099U true CN207958099U (en) | 2018-10-12 |
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ID=63729506
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721818390.9U Active CN207958099U (en) | 2017-12-22 | 2017-12-22 | A kind of novel sludge drying device |
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| Country | Link |
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| CN (1) | CN207958099U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107935350A (en) * | 2017-12-22 | 2018-04-20 | 四川洁能干燥设备有限责任公司 | A kind of new sludge drying device |
| CN109593538A (en) * | 2019-01-02 | 2019-04-09 | 安徽省通源环境节能股份有限公司 | Exhaust treatment system during a kind of sludge carbonization |
-
2017
- 2017-12-22 CN CN201721818390.9U patent/CN207958099U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107935350A (en) * | 2017-12-22 | 2018-04-20 | 四川洁能干燥设备有限责任公司 | A kind of new sludge drying device |
| CN109593538A (en) * | 2019-01-02 | 2019-04-09 | 安徽省通源环境节能股份有限公司 | Exhaust treatment system during a kind of sludge carbonization |
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