CN209740959U - Automatic closed type discharging device of sludge drying machine - Google Patents
Automatic closed type discharging device of sludge drying machine Download PDFInfo
- Publication number
- CN209740959U CN209740959U CN201920173262.6U CN201920173262U CN209740959U CN 209740959 U CN209740959 U CN 209740959U CN 201920173262 U CN201920173262 U CN 201920173262U CN 209740959 U CN209740959 U CN 209740959U
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- solid
- drying machine
- sludge drying
- gas
- material level
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- 239000010802 sludge Substances 0.000 title claims abstract description 64
- 238000001035 drying Methods 0.000 title claims abstract description 36
- 238000007599 discharging Methods 0.000 title claims description 45
- 239000000463 material Substances 0.000 claims abstract description 71
- 239000007787 solid Substances 0.000 claims abstract description 67
- 239000000523 sample Substances 0.000 claims abstract description 36
- 239000002918 waste heat Substances 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 15
- 238000011084 recovery Methods 0.000 claims abstract description 14
- 239000002912 waste gas Substances 0.000 abstract description 6
- 238000003915 air pollution Methods 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Drying Of Solid Materials (AREA)
- Treatment Of Sludge (AREA)
Abstract
The utility model relates to a sludge drying machine automatic closed discharge apparatus, collect the fill including the material, gas-solid separator and the fan of unloading, gas-solid separator includes the casing, the storehouse is collected temporarily to the solid, high material level probe and low material level probe, the discharge end department that the storehouse was collected temporarily to the solid is equipped with electronic knife gate valve, the below that the storehouse was collected temporarily to the solid is equipped with the sludge bag, be equipped with solid gas entrance point and gas outlet end on the casing, the material is collected and is fought through unloading pipeline and solid gas entrance connection, gas outlet end passes through the waste heat recovery pipeline and is connected with sludge drying machine's hot air circulating system, the fan of unloading is installed on the waste. The utility model discloses a sludge drying machine automatic closed unloads, prevents air pollution, retrieves the waste heat in the high temperature waste gas, improves energy utilization, reduces sludge drying machine energy consumption, reduces discharge apparatus area simultaneously, and degree of automation is high, reduces intensity of labour.
Description
Technical Field
The utility model relates to a sludge drying machine automatic closed discharge apparatus belongs to sludge drying technical field.
Background
At present, the heat pump type sludge drying machine is widely applied to sludge reduction, a hot air circulating system is arranged in the sludge drying machine and used for drying sludge, a spiral conveyor is generally adopted as a discharging device of the existing heat pump type sludge drying machine, and the discharging device of the spiral conveyor has the following defects: the discharging device is an open system, sludge dried by the sludge drier falls into the sludge bag through the screw conveyor, the whole discharging process is exposed in air to pollute the air, and high-temperature waste gas of the sludge drier is discharged along with the discharging device, so that heat is wasted, surrounding air is polluted, and the treatment cost of the waste gas is increased; the spiral conveyer is generally obliquely arranged at the discharge position of the sludge drying machine, the inclination angle between the spiral conveyer and the ground is usually not more than 30 degrees, and the occupied area is large; the degree of automation is low, needs the special messenger to patrol and examine the ejection of compact condition of unloading often, needs the special messenger to control screw conveyer according to the condition of holding of mud bag and starts to carry and stop to carry and unload.
SUMMERY OF THE UTILITY MODEL
The utility model discloses not enough to prior art exists, provide a simple structure, area is little, and closed automatic discharge reduces the sludge drying machine automatic closed discharge apparatus to air pollution, the waste heat among the recycle high temperature waste gas.
The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a sludge drying machine automatic closed discharge apparatus, includes that the material is collected and is fought, gas-solid separator and the fan of unloading, the material is collected and is fought and set up in sludge drying machine's the box, and sets up the below of sludge drying machine's discharge gate, gas-solid separator includes the casing, sets up storehouse, high material level probe and the low material level probe of collecting temporarily in the casing, enters into solid mud in the gas-solid separator falls into in the storehouse is collected temporarily to the solid, high material level probe sets up the high material level department in storehouse is collected temporarily to the solid, low material level probe sets up the low material level department in storehouse is collected temporarily to the solid, the discharge end department in storehouse is collected temporarily to the solid is equipped with electronic knife gate valve, the below in storehouse is collected temporarily to the solid is equipped with the mud bag, be equipped with solid gas entrance point and gas exit end on the casing, the material is collected fight through the pipeline of unloading, the gas outlet end is connected with a hot air circulating system of the sludge drying machine through a waste heat recovery pipeline, and the discharging fan is installed on the waste heat recovery pipeline.
The utility model has the advantages that: by adopting the automatic closed type discharging device of the sludge drying machine, the solid sludge reaches the position of the high material level probe, the electric knife gate valve is opened for automatic discharging, the solid sludge reaches the low material level probe along with the discharging, the electric knife gate valve is closed to stop discharging, the automation degree of the equipment is high, the manual operation is not required to be monitored and managed all the time, and only the sludge bag for collecting the solid sludge needs to be replaced regularly; the floor area of the discharging device can be effectively reduced by adjusting the discharging pipeline and the waste heat recovery pipeline. The utility model discloses a sludge drying machine automatic closed unloads, prevents that high temperature waste gas loss from causing the pollution in to the air, and the waste heat among the recovery high temperature waste gas supplies sludge drying machine to use, improves energy utilization, reduces sludge drying machine energy consumption, reduces discharge apparatus area simultaneously, is particularly useful for the limited place in space, and degree of automation is high, reduces intensity of labour.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, be equipped with the toper hopper in the casing, electronic knife gate valve is installed the blanking mouth department of toper hopper, the toper hopper with the upper portion of casing forms the storehouse is collected to the solid temporarily.
Adopt above-mentioned further scheme's beneficial effect is, toper hopper and casing form solid temporary collection storehouse and are used for storing temporarily and collect the solid mud that enters into the gas-solid separator through the pipeline of unloading, and the mud bag of the below of being convenient for simultaneously collects mud.
Further, the sludge bag is arranged under the blanking port of the conical hopper.
adopt the beneficial effect of above-mentioned further scheme to be, the solid sludge of the blanking mouth output of toper hopper can be accurate enter into the mud bag, and the special messenger can change the mud bag regularly.
Furthermore, the discharge pipeline and the waste heat recovery pipeline are respectively provided with hoses.
The beneficial effect who adopts above-mentioned further scheme is that, the pipeline adopts the hose can put in a flexible way, is particularly useful for the limited place in installation space and uses, further reduces discharge apparatus's area.
The control system receives the signal transmitted by the high material level probe to control the stop operation of the discharging fan and the opening and automatic discharging of the electric knife gate valve, and the control system receives the signal transmitted by the low material level probe to control the closing of the electric knife gate valve to stop discharging and control the operation of the discharging fan.
The high material level probe is arranged at the high material level position of the temporary solid collection bin, and the low material level probe is arranged at the low material level position of the temporary solid collection bin; when the high material level probe detects that dry sludge in the temporary solid collection bin is accumulated to a high material level, the high material level probe transmits a signal to the control system, and the control system controls the discharge fan to stop running and controls the electric knife gate valve to open for automatic discharge; when the low material level probe detects that the material reaches the low material level, the signal is transmitted to the control system, and the control system controls the electric knife gate valve to be automatically closed and controls the discharging fan to recover to operate.
Drawings
Fig. 1 is a schematic structural view of the present invention;
In the figure, 1, a sludge drier; 2. a discharge pipeline; 3. a material collecting hopper; 4. a gas-solid separator; 5. a discharge fan; 6. a hot air circulating system; 7. an electric knife gate valve; 8. a sludge bag; 9. a waste heat recovery pipeline; 10. a high level probe; 11. a low level probe; 12. a conical hopper.
Detailed Description
The principles and features of the present invention are described below in conjunction with examples, which are set forth only to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in figure 1, an automatic closed type discharging device of a sludge drying machine comprises a material collecting hopper 3, a gas-solid separator 4 and a discharging fan 5, wherein the material collecting hopper is arranged in a box body of the sludge drying machine 1 and is arranged below a discharge port of the sludge drying machine, the gas-solid separator 4 comprises a shell, a temporary solid collecting bin, a high material level probe 10 and a low material level probe 11 which are arranged in the shell, the solid sludge in the gas-solid separator falls into the temporary solid collecting bin, the high material level probe is arranged at the high material level position of the temporary solid collecting bin, the low material level probe is arranged at the low material level position of the temporary solid collecting bin, an electric knife gate valve 7 is arranged at the discharging end of the temporary solid collecting bin, a sludge bag 8 is arranged below the temporary solid collecting bin, a solid gas inlet end and a gas outlet end are arranged on the shell, the material collecting hopper is connected with the solid gas inlet end through an unloading pipeline 2, the gas outlet end is connected with a hot air circulating system 6 of the sludge drying machine through a waste heat recovery pipeline 9, and the unloading fan 5 is installed on the waste heat recovery pipeline.
The casing is internally provided with a conical hopper 12, the electric knife gate valve is arranged at a blanking port of the conical hopper, and the conical hopper and the upper part of the casing form the temporary solid collecting bin. The conical hopper and the shell form a solid temporary collecting bin for temporarily storing and collecting solid sludge entering the gas-solid separator through the discharging pipeline, and meanwhile, a sludge bag below the conical hopper is convenient for collecting sludge.
The sludge bag is arranged under the blanking port of the conical hopper. Solid sludge output by the blanking port of the conical hopper can accurately enter the sludge bag, and a specially-assigned person can regularly replace the sludge bag.
The discharging pipeline and the waste heat recovery pipeline are respectively provided with a hose. The pipeline adopts the hose can put in a flexible way, is particularly suitable for the limited place of installation space and uses, further reduces discharge apparatus's area.
The control system receives the signals transmitted by the high material level probe to control the stop operation of the discharging fan and the automatic discharging of the opening of the electric knife gate valve, and the control system receives the signals transmitted by the low material level probe to control the closing of the electric knife gate valve to stop discharging and control the operation of the discharging fan. The high material level probe is arranged at the high material level position of the temporary solid collection bin, and the low material level probe is arranged at the low material level position of the temporary solid collection bin; when the high material level probe detects that dry sludge in the temporary solid collection bin is accumulated to a high material level, the high material level probe transmits a signal to the control system, and the control system controls the discharge fan to stop running and controls the electric knife gate valve to open for automatic discharge; when the low material level probe detects that the material reaches the low material level, the signal is transmitted to the control system, and the control system controls the electric knife gate valve to be automatically closed and controls the discharging fan to recover to operate.
When the device works, dried materials enter a material collecting hopper 3 along a discharge hole of a conveying mesh belt of a sludge drying machine, at the moment, a discharging fan 5 is started to pump the materials in the material collecting hopper 3 into a gas-solid separator 4, wherein the solid materials are gradually deposited in a conical hopper in the gas-solid separator under the dual action of centrifugal force and gravity for temporary storage, hot air pumped along with the materials finally returns to a hot air circulating system of the sludge drying machine along a waste heat recovery pipeline to continuously dry sludge, a high material level probe and a low material level probe are arranged in the gas-solid separator, when the materials are accumulated to a high material level, a starting signal is given out, the discharging fan stops running automatically, and an electric knife gate valve at the discharging end of the gas-solid separator is opened automatically to discharge automatically; when the material reaches a low material level, a stop signal is given, the electric knife gate valve at the discharging end of the gas-solid separator is automatically closed, and the discharging fan automatically recovers to run to finish automatic discharging.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. The utility model provides a sludge drying machine automatic closed discharge apparatus, its characterized in that includes that the material is collected and is fought, gas-solid separator and the fan of unloading, the material is collected and is fought and set up in sludge drying machine's the box, and set up the below of sludge drying machine's discharge gate, gas-solid separator includes the casing, sets up storehouse, high material level probe and the low material level probe of collecting temporarily of solid in the casing, enters into solid sludge in the gas-solid separator falls into in the storehouse is collected temporarily to the solid, high material level probe sets up the high material level department in storehouse is collected temporarily to the solid, low material level probe sets up the low material level department in storehouse is collected temporarily to the solid, the department of unloading in storehouse is collected temporarily to the solid is equipped with electronic knife gate valve, the below in storehouse is collected temporarily to the solid is equipped with the mud bag, be equipped with solid gas entrance point and gas, the material collecting hopper is connected with the solid gas inlet end through an unloading pipeline, the gas outlet end is connected with a hot air circulating system of the sludge drying machine through a waste heat recovery pipeline, and the unloading fan is installed on the waste heat recovery pipeline.
2. The automatic closed discharging device of the sludge drying machine according to claim 1, wherein a conical hopper is arranged in the casing, the electric knife gate valve is installed at a discharging opening of the conical hopper, and the conical hopper and the upper part of the casing form the temporary solid collecting bin.
3. The automatic closed type discharging device of the sludge drying machine according to claim 2, wherein the sludge bag is arranged right below the blanking port of the conical hopper.
4. The automatic closed type discharging device of the sludge drying machine according to any one of the claims 1 to 3, wherein the discharging pipeline and the waste heat recovery pipeline are respectively provided with hoses.
5. The automatic closed type discharging device of the sludge drying machine according to claim 1, further comprising a control system, wherein the control system receives the signal transmitted by the high material level probe to control the stop of the discharging fan and the opening of the electric knife gate valve for automatic discharging, and the control system receives the signal transmitted by the low material level probe to control the closing of the electric knife gate valve to stop discharging and the operation of the discharging fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920173262.6U CN209740959U (en) | 2019-01-31 | 2019-01-31 | Automatic closed type discharging device of sludge drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920173262.6U CN209740959U (en) | 2019-01-31 | 2019-01-31 | Automatic closed type discharging device of sludge drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209740959U true CN209740959U (en) | 2019-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920173262.6U Active CN209740959U (en) | 2019-01-31 | 2019-01-31 | Automatic closed type discharging device of sludge drying machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN209740959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114476731A (en) * | 2021-12-24 | 2022-05-13 | 武汉天空蓝环保科技有限公司 | Dry slag bin cooling dust fall waste gas emission reduction device and dry slag processing system |
-
2019
- 2019-01-31 CN CN201920173262.6U patent/CN209740959U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114476731A (en) * | 2021-12-24 | 2022-05-13 | 武汉天空蓝环保科技有限公司 | Dry slag bin cooling dust fall waste gas emission reduction device and dry slag processing system |
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