CN109970309A - A kind of sludge drier - Google Patents
A kind of sludge drier Download PDFInfo
- Publication number
- CN109970309A CN109970309A CN201910136548.1A CN201910136548A CN109970309A CN 109970309 A CN109970309 A CN 109970309A CN 201910136548 A CN201910136548 A CN 201910136548A CN 109970309 A CN109970309 A CN 109970309A
- Authority
- CN
- China
- Prior art keywords
- sludge
- hothouse
- heat
- conducting medium
- feed space
- 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.)
- Pending
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 88
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 238000010992 reflux Methods 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 16
- 239000010865 sewage Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 230000018044 dehydration Effects 0.000 abstract description 12
- 238000006297 dehydration reaction Methods 0.000 abstract description 12
- 238000009835 boiling Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000003921 oil Substances 0.000 description 4
- 235000019198 oils Nutrition 0.000 description 4
- 238000004064 recycling Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- -1 alkyl biphenyl Chemical compound 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
- 239000010913 used oil Substances 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
Abstract
The present invention provides a kind of sludge driers comprising feed space, hothouse, discharge chamber and and transfer auger conveyor.The side wall of feed space is equipped with sludge inlet and heat-conducting medium inlet, and the bottom of feed space is equipped with the first blanking port.Hothouse is arranged in the lower section of feed space and is connected to through the first blanking port with feed space, and heat conducting medium heating apparatus is equipped in hothouse.The top of discharge chamber is equipped with the second blanking port and heat-conducting medium refluxing opening, and the sidewall bottom of discharge chamber is equipped with sludge discharge hole, is equipped with sludge heating device in discharge chamber, is connected between heat-conducting medium refluxing opening and feed space through a heat-conducting medium return pipe.The feed end of transfer auger conveyor is located in hothouse, and discharge end extends hothouse and is connected to the second blanking port.Sludge drier of the invention sloughs the moisture in sludge by the heat exchange between sludge and heat-conducting medium, can be obviously improved the dehydration efficiency of sludge, and reduces the power consumption of dehydration equipment.
Description
Technical field
The present invention relates to sewage treatment fields, and in particular to a kind of sludge drier.
Background technique
With the development of Chinese society economy and city, the yield of municipal sewage is continuously increased.In recent years, country from
It is all actively supported in policy and financial resources, large quantities of municipal sewage plants has been built, to keep water environment.However, municipal sewage is dirty
Mud processing is still a technical problem, mishandling to cause serious secondary pollution.
At this stage, the method generallyd use is to carry out subsequent harmless recycling after sludge is dried again.Sludge
Drying equipment based on Thermal dehydration, existing Thermal dehydration is dry generally use heating device directly scorch the mode of sludge with
The moisture in sludge is removed, as a kind of typical heat transfer drying means, it is aobvious that there are drying efficiencies is low for the prior art, power consumption is big
Write defect.
Summary of the invention
In view of the above technical problems, the object of the present invention is to provide a kind of sludge driers, pass through sludge and lead
The moisture in sludge is sloughed in heat exchange between thermal medium.
The specific technical solution of the present invention is as follows:
A kind of sludge drier comprising:
The side wall of feed space, the feed space is equipped with sludge inlet and heat-conducting medium inlet, the feed space
Bottom is equipped with the first blanking port；
Hothouse, the hothouse are arranged in the lower section of the feed space and connect through the first blanking port and the feed space
It is logical, heat conducting medium heating apparatus is equipped in the hothouse；
The side of the hothouse is arranged in discharge chamber, the discharge chamber, and the top of the discharge chamber is equipped with the second blanking
Mouth and heat-conducting medium refluxing opening, the sidewall bottom of the discharge chamber are equipped with sludge discharge hole, add in the discharge chamber equipped with sludge
Thermal is connected between the heat-conducting medium refluxing opening and the feed space through a heat-conducting medium return pipe；
The feed end of transfer auger conveyor, the transfer auger conveyor is located in the hothouse, the transfer spiral shell
The discharge end of rotation conveyer extends the hothouse and is connected to second blanking port.
Further, the heat-conducting medium return pipe is folding type structure comprising connects the heat-conducting medium refluxing opening
Vertical portion and connect the side wall of the feed space and towards the inclined rake of the first blanking port.
Further, the heat conducting medium heating apparatus be arranged in the hothouse bottom and/or the hothouse
On side wall, be used to enter to the indoor heat-conducting medium of the drying be heated to the first predetermined temperature with slough be soaked in it is described
The moisture in sludge in heat-conducting medium.The sludge heating device be arranged in the discharge chamber bottom and/or the discharging
On the side wall of room, it is used to enter to the indoor sludge of the discharging and is heated to the second predetermined temperature and be attached to sludge to slough
On heat-conducting medium.
Further, the top of the feed space is equipped with steam outlet, and the sludge drier further includes steam row
Pipe is put, one end of the steam discharge pipe is connected on the discharge end of the transfer auger conveyor, the steam discharge pipe
The other end is connected on the side wall of the feed space and is connected to the feed space.
It further, further include that feed auger conveyer at the sludge inlet is set and is arranged in the dirt
The discharging auger conveyor of mud discharge outlet.
It further, further include the transparent liquid level observing pipe being arranged on the outside of the hothouse, the liquid level observing
One end of pipe is connected to the bottom of the side wall of the hothouse and is connected to the hothouse, the other end of the liquid level observing pipe
It is connected to the top of the side wall of the hothouse and is connected to the hothouse.
Further, the bottom of the hothouse is equipped with sewage draining exit.
Further, it is Open architecture, the transfer that the transfer auger conveyor, which is located at the part of the hothouse,
The part that auger conveyor is located on the outside of the hothouse is then enclosed construction.
It further, further include condensing unit, the condensing unit is connected on the steam outlet through pipeline.
As it can be seen that sludge drier of the invention passes through sludge compared with thermal dehydration drying equipment in the prior art
The moisture in sludge is sloughed in heat exchange between heat-conducting medium, can be obviously improved the dehydration efficiency of sludge, and is reduced de-
The power consumption of wetting system.In addition, the present invention can be realized the recycling of dehydration mediators, to further decrease being dried to for sludge
This.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the sludge drier in a specific embodiment in the present invention；
It include: sludge drier 100, feed space 101, hothouse 102, discharge chamber 103, partition 104, sludge in Fig. 1
Feed inlet 105, heat-conducting medium inlet 106, liquid level observing pipe 107, sewage draining exit 108, transfer auger conveyor 109, first fall
Material mouth 110, the second blanking port 111, heat-conducting medium return pipe 112, steam discharge pipe 113, steam outlet 114, sludge discharging
Mouth 115, support inclined plate 116, vertical portion 1121, rake 1122.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
As shown in Figure 1, sludge drier 100 provided by the invention includes feed space 101, hothouse 102, discharge chamber
The component parts such as 103 and transfer auger conveyor 109.Wherein:
The side wall of the feed space 101 is equipped with sludge inlet 105 and heat-conducting medium inlet 106, the feed space
101 bottom is equipped with the first blanking port 110.The heat-conducting medium of liquid enters the charging through the heat-conducting medium inlet 106
In room 101, and the feed space 101 is left through first blanking port 110, sludge to be processed is then through the sludge inlet
105 enter the feed space 101, and leave the feed space 101 through first blanking port 110.
The hothouse 102 is arranged in the lower section of the feed space 101 and through the first blanking port 110 and the feed space
101 connections, the hothouse 102 is interior to be equipped with heat conducting medium heating apparatus (not shown).Heat-conducting medium is through first blanking port
110 fall into in the hothouse 102 and by the heat conducting medium heating apparatus and are heated to the first predetermined temperature, this described first
Predetermined temperature is greater than the boiling temperature of water, such as in certain embodiments, and first predetermined temperature is 110~115 DEG C.
Sludge to be dried falls into in the hothouse 102 and in the hothouse 102 through first blanking port 110 and stops,
During this period, the sludge and heat-conducting medium being immersed in heat-conducting medium come into full contact with and generate mass transfer heat exchange, the water in sludge
Divide and be detached from by thermal evaporation and from sludge, to realize the abundant dehydration and drying of sludge.
The heat conducting medium heating apparatus is arranged on bottom and/or the side wall of the hothouse 102.In different implementation
, can according to specific needs in example, using various types of heating devices such as electric heating, gas heating, the present invention is without limit
It is fixed.
To guarantee dehydrating effect, prevent heat-conducting medium from evaporating in the drying process, the boiling point of the heat-conducting medium is higher than water
Boiling point.In some embodiments, the heat-conducting medium uses alkyl benzene-type (benzenoid form) conduction oil (its boiling point is 170~180
DEG C), alkylnaphthalene type conduction oil (its boiling point be 240~280 DEG C), alkyl biphenyl type conduction oil (its boiling point is > 330 DEG C) etc. it is dedicated
Conduction oil is as heat-conducting medium, in other embodiments, common common such as vegetable oil, diesel oil, gasoline also can be used
Oil is used as heat-conducting medium.
The side of the hothouse 102 is arranged in the discharge chamber 103, and the top of the discharge chamber 103 is equipped with second and falls
The sidewall bottom of material mouth 111, the discharge chamber 103 is equipped with sludge discharge hole 115.The charging of the transfer auger conveyor 109
End is located in the hothouse 102, and inclination upwards, discharge end extend the transfer auger conveyor 109 at an angle
It the hothouse 102 and is connected to out with second blanking port 111.In some preferred embodiments, the discharge chamber 103 and institute
It states and is equipped with partition 104 made of heat-barrier material between hothouse 102, support inclined plate 116 is equipped in the hothouse 102,
The transfer auger conveyor 109 is supported on the support inclined plate 116.
Sludge after completing dehydration and drying leaves the hothouse 102 under the transmission of the transfer auger conveyor 109
And it falls into through second blanking port 111 to the discharge chamber 103, and the sludge finally through 103 bottom of discharge chamber goes out
Material mouth 115 leaves the discharge chamber 103.
As shown in Figure 1, in some preferred embodiments, feed auger conveyer, institute are equipped at the sludge inlet 105
It states and is equipped with discharging auger conveyor at sludge discharge hole 115.It, can be to sludge by adjusting the transmission speed of auger conveyor
Charging, discharging speed are flexibly controlled.In addition, auger conveyor can be realized stirring, shaping to sludge.
In order to be discharged from the high-temperature steam deviate from sludge in time, in some embodiments, the top of the feed space 101
Equipped with steam outlet 114, the high-temperature water vapor assembled in hothouse 102, feed space 101 can be through the steam outlet
114 discharges.Further, the sludge drier further includes steam discharge pipe 113, the steam discharge pipe 113 into vapour
End is connected on the discharge end of the transfer auger conveyor 109, the steam output end of the steam discharge pipe 113 be connected to it is described into
Expect to be connected on the side wall of room 101 and with the feed space 101, the high-temperature water vapor assembled in the transfer auger conveyor 109
It can be discharged through the steam discharge pipe 113, the steam outlet 114.
In some embodiments, it is open knot that the transfer auger conveyor 109, which is located at the part of the hothouse 102,
Structure, it may be assumed that the part of transfer auger conveyor 109 is not provided with shell, and conveyor screw is directly exposed to the hothouse 101
It is interior, therefore the sludge after dehydration and drying in hothouse 101 can largely, be rapidly involved in the transfer spiral transferring
It send in device 109.The part that the transfer auger conveyor 109 is located at 102 outside of hothouse is then enclosed construction, it may be assumed that
The part of transfer auger conveyor 109 is equipped with shell, and conveyor screw is closed inside the shell, therefore transfer auger conveyor
Sludge in 109, which can be smoothly transported to discharge end and all from second blanking port 111, to be fallen, furthermore transfer spiral
High-temperature steam in conveyer 109 will not leak to ambient enviroment.
During dehydration and drying, heat-conducting medium can inevitably be attached on sludge and take away the hothouse 101 by sludge, because
This heat-conducting medium can be constantly consumed.The liquid level of the heat-conducting medium to be seen drying in room 101 for convenience, in order to add in time
Heat-conducting medium.In some embodiments, drying equipment of the invention further include be arranged in 102 outside of the hothouse by transparent
Liquid level observing pipe 107 made of material, one end of the liquid level observing pipe 107 are connected to the bottom of the side wall of the hothouse 102
Portion is simultaneously connected to the hothouse 102, and the other end of the liquid level observing pipe 107 is connected to the side wall of the hothouse 102
Top is simultaneously connected to the hothouse 102.According to law of connected vessels, it is by the liquid level position in observation liquid level observing pipe 107
It can know the liquid level in hothouse 102.
Further, the bottom of the hothouse 102 is additionally provided with sewage draining exit 108.Periodically open the sewage draining exit 108, energy
Enough discharges are deposited on the foreign matter that can not be swept away by transfer auger conveyor 109 of 102 bottom of hothouse.
As described previously, during dehydration and drying, heat-conducting medium can inevitably be attached on sludge and be taken away by sludge
The hothouse 101, to be consumed.In order to save cost, it is necessary to be recycled to the heat-conducting medium being attached on sludge
It utilizes, so that the heat-conducting medium being attached on sludge comes back in hothouse 102.
Based on above-mentioned consideration, in some preferred embodiments, sludge heating device is provided with (not in the discharge chamber 103
Diagram), the top of the discharge chamber 103 is equipped with heat-conducting medium refluxing opening, the heat-conducting medium refluxing opening and the feed space 101
Between through a heat-conducting medium return pipe 112 be connected to.Sludge after drying and dehydrating enters to after the discharge chamber 103 and the dirt
For mud heating devices heat to the second predetermined temperature, which is greater than the boiling temperature of heat-conducting medium, such as
In some specific embodiments, second predetermined temperature is 350~380 DEG C.
Sludge in the discharge chamber 103 under the scorching of the sludge heating device, the liquid adhered to thereon it is thermally conductive
Medium evaporates and is detached from sludge, and gaseous heat-conducting medium flows up and enters to the heat-conducting medium return pipe 112.Due to leading
Thermal medium return pipe 112 is located at the outside of discharge chamber 103, in temperature far below the temperature in discharge chamber 103, heat-conducting medium exists
It is condensed in heat-conducting medium return pipe 112 and flows into the discharge chamber 103 along the heat-conducting medium return pipe 112, and is final
It is dropped in the hothouse 102 through first blanking port 110, to realize that reflux utilizes.
Preferably, as shown in Figure 1, in some embodiments, the heat-conducting medium return pipe 112 is bending structure, packet
Include the vertical portion 1121 for connecting the heat-conducting medium refluxing opening and connect the side wall of the feed space 101 and towards described first
The inclined rake 1122 of blanking port 110.Be arranged such: its one side can guarantee that the heat-conducting medium return pipe 112 has
Enough length, therefore heat-conducting medium can sufficiently condense to promote heat-conducting medium in the heat-conducting medium return pipe 112
The rate of recovery；On the other hand, the heat-conducting medium after condensation can successfully be back to feed space 101 through the rake 1122.
Similar to the heat conducting medium heating apparatus, the bottom of the discharge chamber 103 is arranged in the sludge heating device
And/or on side wall.It in various embodiments, can be various types of using electric heating, gas heating etc. according to specific needs
Heating device, the present invention is without limiting.
It is envisioned that the gaseous heat-conducting medium entered in the heat-conducting medium return pipe 112 is difficult to all condense simultaneously
Be back to hothouse 102, the non-condensing heat-conducting medium in part enters after the feed space 101 mixed with high-temperature vapor after through institute
State the discharge of steam outlet 114.To realize further recycling to the part heat-conducting medium, also for preventing heat-conducting medium
It is directly discharged to cause environmental pollution in ambient enviroment.In some preferred embodiments, drying equipment of the invention also further includes
Be connected to the condensing unit on the steam outlet 114 by pipeline, high temperature mixed vapour through the steam outlet 114,
Pipeline enters in the condensing unit and condenses, liquefies in condensing unit, is then allowed to stand to realize grease split-phase, therein
Oily is mutually heat-conducting medium.
The description with certain particularity detailed enough has been carried out to the present invention above.Ordinary skill in fields
Personnel are it should be understood that the description in embodiment is only exemplary, before without departing from true spirit and scope of the present invention
Put make it is all change all should belong to protection scope of the present invention.Scope of the present invention is by the power
What sharp claim was defined, rather than limited by the foregoing description in embodiment.
Claims (9)
1. a kind of sludge drier, characterized in that it comprises:
The side wall of feed space, the feed space is equipped with sludge inlet and heat-conducting medium inlet, the bottom of the feed space
Equipped with the first blanking port；
Hothouse, the hothouse are arranged in the lower section of the feed space and are connected to through the first blanking port with the feed space, institute
It states and is equipped with heat conducting medium heating apparatus in hothouse；
Discharge chamber, the discharge chamber are arranged in the side of the hothouse, the top of the discharge chamber be equipped with the second blanking port and
Heat-conducting medium refluxing opening, the sidewall bottom of the discharge chamber are equipped with sludge discharge hole, and sludge heating dress is equipped in the discharge chamber
It sets, is connected between the heat-conducting medium refluxing opening and the feed space through a heat-conducting medium return pipe；
The feed end of transfer auger conveyor, the transfer auger conveyor is located in the hothouse, the transfer spiral transferring
The discharge end of device is sent to extend the hothouse and be connected to second blanking port.
2. sludge drier as described in claim 1, which is characterized in that the heat-conducting medium return pipe is folding type knot
Structure comprising connect the vertical portion of the heat-conducting medium refluxing opening and connect the side wall of the feed space and fallen towards described first
The inclined rake of material mouth.
3. sludge drier as described in claim 1, it is characterised in that:
The heat conducting medium heating apparatus is arranged on the bottom of the hothouse and/or the side wall of the hothouse, is used for
It the indoor heat-conducting medium of the drying will be entered to is heated to the first predetermined temperature and be soaked in the heat-conducting medium with sloughing
Moisture in sludge；
The sludge heating device is arranged on the bottom of the discharge chamber and/or the side wall of the discharge chamber, be used for by into
Enter to the indoor sludge of discharging and is heated to the second predetermined temperature to slough the heat-conducting medium being attached on sludge.
4. sludge drier as described in claim 1, which is characterized in that the top of the feed space is equipped with discharge of steam
Mouthful, the sludge drier further includes steam discharge pipe, and one end of the steam discharge pipe is connected to the transfer spiral transferring
It send on the discharge end of device, the other end of the steam discharge pipe is connected on the side wall of the feed space and connects with the feed space
It is logical.
5. sludge drier as described in claim 1, which is characterized in that it further includes being arranged at the sludge inlet
Feed auger conveyer and the discharging auger conveyor that is arranged at the sludge discharge hole.
6. sludge drier as described in claim 1, which is characterized in that it further includes being arranged on the outside of the hothouse
Transparent liquid level observing pipe, one end of the liquid level observing pipe be connected to the bottom of the side wall of the hothouse and with the drying
Room connection, the other end of the liquid level observing pipe are connected to the top of the side wall of the hothouse and are connected to the hothouse.
7. sludge drier as described in claim 1, which is characterized in that the bottom of the hothouse is equipped with sewage draining exit.
8. sludge drier as described in claim 1, which is characterized in that the transfer auger conveyor is located at the drying
The part of room is Open architecture, and the part that the transfer auger conveyor is located on the outside of the hothouse is then closed knot
Structure.
9. sludge drier as claimed in claim 4, which is characterized in that it further includes condensing unit, the condensing unit
It is connected on the steam outlet through pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910136548.1A CN109970309A (en) | 2019-02-25 | 2019-02-25 | A kind of sludge drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910136548.1A CN109970309A (en) | 2019-02-25 | 2019-02-25 | A kind of sludge drier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109970309A true CN109970309A (en) | 2019-07-05 |
Family
ID=67077269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910136548.1A Pending CN109970309A (en) | 2019-02-25 | 2019-02-25 | A kind of sludge drier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109970309A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1884158A (en) * | 2005-06-21 | 2006-12-27 | 中国科学院工程热物理研究所 | Composite dryer |
| KR20070001860A (en) * | 2006-12-14 | 2007-01-04 | 박경식 | The sludge drying machine with heat transfer steam |
| CN102167489A (en) * | 2011-01-26 | 2011-08-31 | 郑建国 | Sludge treatment process |
| CN102701559A (en) * | 2012-05-24 | 2012-10-03 | 天津科技大学 | Method and device for comprehensively treating sludge generated by sewage treatment plant and kitchen waste oil |
| CN205740699U (en) * | 2016-05-05 | 2016-11-30 | 柳超 | A kind of new and effective sludge drying apparatus |
| CN106219938A (en) * | 2016-08-24 | 2016-12-14 | 李天舒 | A kind of greasy filth or the processing method of mud |
| KR101717439B1 (en) * | 2016-02-03 | 2017-03-20 | 주식회사 동성에코어 | Drying system for sludge |
| CN106927655A (en) * | 2015-12-11 | 2017-07-07 | 东成易科株式会社 | Dipping evaporation drying device |
| CN210085236U (en) * | 2019-02-25 | 2020-02-18 | 江苏大湖环境工程有限公司 | Sludge drying equipment |
| CN210103728U (en) * | 2019-02-25 | 2020-02-21 | 江苏大湖环境工程有限公司 | Sludge drying equipment |
-
2019
- 2019-02-25 CN CN201910136548.1A patent/CN109970309A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1884158A (en) * | 2005-06-21 | 2006-12-27 | 中国科学院工程热物理研究所 | Composite dryer |
| KR20070001860A (en) * | 2006-12-14 | 2007-01-04 | 박경식 | The sludge drying machine with heat transfer steam |
| CN102167489A (en) * | 2011-01-26 | 2011-08-31 | 郑建国 | Sludge treatment process |
| CN102701559A (en) * | 2012-05-24 | 2012-10-03 | 天津科技大学 | Method and device for comprehensively treating sludge generated by sewage treatment plant and kitchen waste oil |
| CN106927655A (en) * | 2015-12-11 | 2017-07-07 | 东成易科株式会社 | Dipping evaporation drying device |
| KR101717439B1 (en) * | 2016-02-03 | 2017-03-20 | 주식회사 동성에코어 | Drying system for sludge |
| CN205740699U (en) * | 2016-05-05 | 2016-11-30 | 柳超 | A kind of new and effective sludge drying apparatus |
| CN106219938A (en) * | 2016-08-24 | 2016-12-14 | 李天舒 | A kind of greasy filth or the processing method of mud |
| CN210085236U (en) * | 2019-02-25 | 2020-02-18 | 江苏大湖环境工程有限公司 | Sludge drying equipment |
| CN210103728U (en) * | 2019-02-25 | 2020-02-21 | 江苏大湖环境工程有限公司 | Sludge drying equipment |
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