CN110386750A - A kind of Treatment of Sludge heat-exchanger rig - Google Patents
A kind of Treatment of Sludge heat-exchanger rig Download PDFInfo
- Publication number
- CN110386750A CN110386750A CN201910675724.9A CN201910675724A CN110386750A CN 110386750 A CN110386750 A CN 110386750A CN 201910675724 A CN201910675724 A CN 201910675724A CN 110386750 A CN110386750 A CN 110386750A
- Authority
- CN
- China
- Prior art keywords
- kiln
- kiln body
- sludge
- treatment
- exchanger rig
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 52
- 238000010438 heat treatment Methods 0.000 claims abstract description 36
- 238000010000 carbonizing Methods 0.000 claims abstract description 4
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims 1
- 238000003763 carbonization Methods 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 5
- 241000251468 Actinopterygii Species 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
-
- 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
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/18—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion with moving charge
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
Abstract
A kind of Treatment of Sludge heat-exchanger rig proposed by the present invention, including the rotary kiln for carbonizing sludge, rotary kiln includes sequentially connected kiln tail, kiln body and kiln hood, kiln body includes multisection type heating room, the target heating temperature of heating room is sequentially increased from kiln tail to kiln hood, and the channel for flowing to kiln tail from kiln hood for air-flow is equipped between adjacent heating room.The present invention can accurately dry the sludge being located in the heating room, it avoids energy waste, the hot-air with vapor can be made to flow to kiln tail by kiln hood simultaneously, it is opposite with the transporting direction of sludge, to just being preheated by the sludge that kiln tail enters kiln body, it avoids vapor to flow to kiln hood simultaneously, influences the carbonization quality of sludge.
Description
Technical field
The present invention relates to sludge treatment device technical fields, and in particular to a kind of Treatment of Sludge heat-exchanger rig.
Background technique
The country increases successively with sewage treatment plant, and the national total yield of year sludge has broken through 35,000,000 tons.The prior art
Middle to be carbonized using traditional rotary kiln to sludge but traditional rotary kiln is the whole section cylinder of single hop, and kiln body is kept off by multiple groups support
Wheel apparatus support, is driven by gear wheel by transmission device and is rotated, general kiln tail charging, kiln hood discharging, and heat source is mounted on
Kiln hood.But energy needed for reaction is supplied by the kiln hood of kiln body in kiln, and material charing is uneven in kiln, and energy consumption is high,
And be easily sintered, influence unstable product quality.
Summary of the invention
Technical problems based on background technology, a kind of Treatment of Sludge heat-exchanger rig proposed by the present invention.
A kind of Treatment of Sludge heat-exchanger rig proposed by the present invention, including the rotary kiln for carbonizing sludge, rotary kiln packet
Include sequentially connected kiln tail, kiln body and kiln hood, kiln body includes multisection type heating room, heat the target heating temperature of room from kiln tail to
Kiln hood is sequentially increased, and the channel for flowing to kiln tail from kiln hood for air-flow is equipped between adjacent heating room.
Preferably, kiln body includes multistage rotation section kiln body and at least one section of fixed section kiln body, and fixed section kiln body is arranged in phase
Between two sections of adjacent rotation section kiln bodies, sealing device is equipped between fixed section kiln body and adjacent rotation section kiln body；
It is equipped with the heating mechanism for heating this section of kiln body in every section of kiln body, the target heating temperature of heating mechanism is from kiln
Tail is sequentially increased to kiln hood；
Screw feed mechanism is equipped in fixed section kiln body, screw feed mechanism includes conveyor screw, and conveyor screw one end is stretched
Enter in adjacent rotation section kiln body, and be fixedly connected with the rotation section kiln body inner wall, conveyor screw has rotary shaft, in rotary shaft
The through-hole through its both ends is offered, the check valve for flowing to kiln tail from kiln hood for gas is equipped in through-hole.
Preferably, through-hole both ends are respectively equipped with filter screen.
Preferably, rotation section kiln body has reducer close to one end of kiln hood, and reducer inner wall is equipped with lifting blade.
It preferably, further include rotary drive assembly, rotary drive assembly is drivingly connected rotation section kiln body to drive rotation section
Kiln body rotation.
Preferably, rotary drive assembly includes multiple revolution driving motors, and the output shaft of revolution driving motor is equipped with master
Moving gear, rotation section kiln body are equipped with the driven gear ring engaged with driving gear.
Preferably, sealing device includes labyrinth structure and the fish scale structure that is arranged on the outside of labyrinth structure.
It preferably, further include air draft mechanism, air draft mechanism is connected to kiln tail.
It preferably, further include gas storing mechanism for storing gas, gas storing mechanism is connected to air draft mechanism.
A kind of Treatment of Sludge heat-exchanger rig proposed by the present invention, has the advantages that
(1) room is heated by setting multisection type, the target heating temperature for heating room is sequentially increased from kiln tail to kiln hood, can be right
Sludge in the heating room is accurately dried, and is avoided energy waste.
(2) channel for flowing to kiln tail from kiln hood for air-flow by being equipped between adjacent heating room, can make to have water
The hot-air of steam flows to kiln tail by kiln hood, and the transporting direction with sludge by the sludge that kiln tail enters kiln body on the contrary, to just being carried out
Preheating, while vapor being avoided to flow to kiln hood, influence the carbonization quality of sludge.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of Treatment of Sludge heat-exchanger rig proposed by the present invention.
Specific embodiment
Referring to Fig.1, a kind of Treatment of Sludge heat-exchanger rig proposed by the present invention, including the rotary kiln for carbonizing sludge,
Rotary kiln includes sequentially connected kiln tail 1, kiln body 2 and kiln hood 3, and kiln body 2 includes that multisection type heats room, heats the target heating of room
Temperature is sequentially increased from kiln tail 1 to kiln hood 3, is equipped between adjacent heating room and is flowed to the logical of kiln tail 1 from kiln hood 3 for air-flow
Road.
The present invention heats room by setting multisection type, and the target heating temperature for heating room successively increases from kiln tail 1 to kiln hood 3
Greatly, the sludge being located in the heating room can accurately be dried, is avoided energy waste；And between adjacent heating room
Equipped with the channel for flowing to kiln tail 1 from kiln hood 3 for air-flow, the hot-air with vapor can be made to flow to kiln tail 1 by kiln hood 3, with
The transporting direction of sludge avoids vapor from flowing to kiln hood 3 on the contrary, to just being preheated by the sludge that kiln tail 1 enters kiln body 2
It is dynamic, influence the carbonization quality of sludge.
In the present embodiment, kiln body 2 includes multistage rotation section kiln body 21 and at least one section of fixed section kiln body 22, fixed section
Kiln body 22 is arranged between two sections of adjacent rotation section kiln bodies 21, sets between fixed section kiln body 22 and adjacent rotation section kiln body 21
There is sealing device to improve the leakproofness between fixed section kiln body 22 and adjacent rotation section kiln body 21；
The heating mechanism 4 for heating this section of kiln body 2, the target heating temperature of heating mechanism 4 are equipped in every section of kiln body 2
It is sequentially increased from kiln tail 1 to kiln hood 3, therefore, rotation section kiln body 21 or fixed section kiln body 22 with heating mechanism form one section
Heating room is avoided energy waste with can accurately be dried to the sludge being located in the heating room；
Screw feed mechanism is equipped in fixed section kiln body 22, screw feed mechanism includes conveyor screw 5, conveyor screw 5 one
End is protruded into adjacent rotation section kiln body 21, and is fixedly connected with 21 inner wall of rotation section kiln body,
The cooperation of conveyor screw 5 and 22 inner wall of fixed section kiln body squeezes sludge, is crushed and transported, make sludge by
It is hot uniform, be conducive to improve sludge carbonization quality；
Conveyor screw 5 has rotary shaft, and the through-hole through its both ends is offered in rotary shaft, is equipped in through-hole and is used for gas
The check valve of kiln tail 1 is flowed to from kiln hood 3, the hot-air with vapor can be made to flow to kiln tail 1 by kiln hood 3, the transport with sludge
It is contrary, the sludge for just having kiln tail 1 to enter kiln body 2 is preheated, while vapor being avoided to flow to kiln hood 3, influences dirt
The carbonization quality of mud.
In the present embodiment, through-hole both ends are respectively equipped with filter screen, to avoid sludge blockage check valve, influence gas
Circulation.
In the present embodiment, rotation section kiln body 21 has reducer close to one end of kiln hood 3, and reducer inner wall is equipped with
Lifting blade.At reducer, sludge is taken up with the rotation of reducer, while sludge is taken to the top of reducer by lifting blade
Portion, sludge will constantly be raised, fall repeatedly with hot gas entered by the through-hole in rotary shaft carry out heat exchange to mention
The carbonization quality of high sludge, the material continuation for flowing out reducer is run forward, into fixed section kiln body 22 adjacent thereto.
In the present embodiment, further include rotary drive assembly, rotary drive assembly be drivingly connected rotation section kiln body 21 with
Driving rotation section kiln body 21 rotates, so that sludge declines along the inclined direction of rotary kiln, into fixed section kiln adjacent thereto
Body 22.
In the present embodiment, rotary drive assembly includes multiple revolution driving motors, the output shaft of revolution driving motor
It is equipped with driving gear, rotation section kiln body 21 is equipped with the driven gear ring engaged with driving gear.Pass through revolution driving motor work
Make to drive driving gear rotation, to drive the driven ring gear against rotation engaged to drive rotation section kiln body 21 to rotate.
In the present embodiment, sealing device includes labyrinth structure and the fish scale structure that is arranged on the outside of labyrinth structure.It is logical
It crosses labyrinth structure and fish scale structure and double-layer seal is carried out to the junction of rotation section kiln body 21 and fixed section kiln body 22, improve the dress
The leakproofness set, while the spilling of heat is reduced, it is energy saving.
It in the present embodiment, further include air draft mechanism, air draft mechanism is connected to kiln tail 1.Air draft mechanism work can make band
There is the hot-air of vapor to flow to kiln tail 1 by kiln hood 3, with the transporting direction of sludge on the contrary, after be discharged through air draft mechanism.Exhaust fan
Structure is exhaust fan.
It in the present embodiment, further include gas storing mechanism for storing gas, gas storing mechanism and exhaust fan
Structure connection.Organic moiety during sludge carbonization in sludge is pyrolyzed and generates combustible pyrolysis's gas, and using gas stores machine
Structure recycles pyrolysis gas in case recycling heat supply, effectively improves efficiency, avoids energy waste.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of Treatment of Sludge heat-exchanger rig, which is characterized in that including the rotary kiln for carbonizing sludge, rotary kiln include according to
Kiln tail (1), kiln body (2) and the kiln hood (3) of secondary connection, kiln body (2) include multisection type heating room, heat the target heating temperature of room
It is sequentially increased from kiln tail (1) to kiln hood (3), is equipped between adjacent heating room and flows to kiln tail (1) from kiln hood (3) for air-flow
Channel.
2. Treatment of Sludge heat-exchanger rig according to claim 1, which is characterized in that kiln body (2) includes multistage rotation section
Two sections of adjacent rotation section kiln bodies (21) are arranged in kiln body (21) and at least one section of fixed section kiln body (22), fixed section kiln body (22)
Between, sealing device is equipped between fixed section kiln body (22) and adjacent rotation section kiln body (21)；
The heating mechanism (4) for heating this section of kiln body (2), the target heating of heating mechanism (4) are equipped on every section of kiln body (2)
Temperature is sequentially increased from kiln tail (1) to kiln hood (3)；
Screw feed mechanism is equipped in fixed section kiln body (22), screw feed mechanism includes conveyor screw (5), conveyor screw (5)
One end is protruded into adjacent rotation section kiln body (21), and is fixedly connected with rotation section kiln body (21) inner wall, conveyor screw (5) tool
There is rotary shaft, the through-hole through its both ends is offered in rotary shaft, is equipped in through-hole and flows to kiln tail from kiln hood (3) for gas
(1) check valve.
3. Treatment of Sludge heat-exchanger rig according to claim 2, which is characterized in that through-hole both ends are respectively equipped with filtering
Net.
4. Treatment of Sludge heat-exchanger rig according to claim 2, which is characterized in that rotation section kiln body (21) is close to kiln hood
(3) one end has reducer, and reducer inner wall is equipped with lifting blade.
5. Treatment of Sludge heat-exchanger rig according to claim 2, which is characterized in that further include rotary drive assembly, return
Turn driving assembly and is drivingly connected rotation section kiln body (21) to drive rotation section kiln body (21) rotation.
6. Treatment of Sludge heat-exchanger rig according to claim 5, which is characterized in that rotary drive assembly includes multiple times
Turn driving motor, the output shaft of revolution driving motor is equipped with driving gear, and rotation section kiln body (21) is equipped with and driving gear
The driven gear ring of engagement.
7. Treatment of Sludge heat-exchanger rig according to claim 2, which is characterized in that sealing device include labyrinth structure and
Fish scale structure on the outside of labyrinth structure is set.
8. Treatment of Sludge heat-exchanger rig according to claim 1, which is characterized in that further include air draft mechanism, exhaust fan
Structure is connected to kiln tail (1).
9. Treatment of Sludge heat-exchanger rig according to claim 8, which is characterized in that further include the gas for storing gas
Body storing mechanism, gas storing mechanism are connected to air draft mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910675724.9A CN110386750A (en) | 2019-07-25 | 2019-07-25 | A kind of Treatment of Sludge heat-exchanger rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910675724.9A CN110386750A (en) | 2019-07-25 | 2019-07-25 | A kind of Treatment of Sludge heat-exchanger rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110386750A true CN110386750A (en) | 2019-10-29 |
Family
ID=68287239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910675724.9A Withdrawn CN110386750A (en) | 2019-07-25 | 2019-07-25 | A kind of Treatment of Sludge heat-exchanger rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110386750A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111685045A (en) * | 2020-06-19 | 2020-09-22 | 安徽绿保源养殖有限公司 | Pig manure treatment facility |
| CN111704345A (en) * | 2020-06-19 | 2020-09-25 | 安徽绿保源养殖有限公司 | Pig manure drying equipment with waste heat recovery device |
-
2019
- 2019-07-25 CN CN201910675724.9A patent/CN110386750A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111685045A (en) * | 2020-06-19 | 2020-09-22 | 安徽绿保源养殖有限公司 | Pig manure treatment facility |
| CN111704345A (en) * | 2020-06-19 | 2020-09-25 | 安徽绿保源养殖有限公司 | Pig manure drying equipment with waste heat recovery device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200401 Address after: 230000 A3 409, innovation industrial park, 800 Wangjiang West Road, Hefei High-tech Zone, Anhui Applicant after: ANHUI BAIHE ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 2106, a-office, Huishang headquarters Plaza, No. 6686, Dalian Road, Baohe District, Hefei City, Anhui Province Applicant before: Anhui Baihe Environmental Technology Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191029 |
|
| WW01 | Invention patent application withdrawn after publication |