CN217775123U - Aerobic stabilization treatment device for refuse landfill - Google Patents
Aerobic stabilization treatment device for refuse landfill Download PDFInfo
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- CN217775123U CN217775123U CN202221640875.4U CN202221640875U CN217775123U CN 217775123 U CN217775123 U CN 217775123U CN 202221640875 U CN202221640875 U CN 202221640875U CN 217775123 U CN217775123 U CN 217775123U
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Abstract
The utility model discloses an aerobic stabilization treatment device for a refuse landfill, which comprises a gas pumping and injecting system and a leachate pumping and filling system; the pumping and injecting gas well pipe is vertically inserted into the garbage pile body, the pumping and injecting gas well pipe is respectively provided with a pumping and injecting gas port corresponding to different depths of the garbage pile body from top to bottom, a gas injecting fan is connected with a pumping and injecting well head through a gas injecting pipeline, and the gas exhausting fan is connected with the pumping and injecting well head through a gas exhausting pipeline; the leachate pumping and filling well pipe is vertically inserted into the garbage pile body, the leachate pumping and filling well pipe is respectively provided with a pumping and filling liquid port from the different depths corresponding to the garbage pile body from top to bottom, a liquid pump and a liquid filling pump are arranged on a leachate collecting well, the liquid pump is connected with the leachate pumping and filling well port through a liquid pumping pipeline, and the liquid filling pump is connected with the leachate pumping and filling well port through a liquid filling pipeline. The utility model discloses a different degree of depth at the rubbish heap body is equipped with and takes out notes gas port and take out the irrigation mouth, combines the gaseous detection of multilayer and humidity detection, makes the air water ratio in the rubbish heap body of different degree of depth reach the requirement of best good oxygen stabilization.
Description
Technical Field
The utility model relates to a domestic waste handles technical field, concretely relates to good oxygen stabilization device of refuse landfill.
Background
With the increase of urbanization speed in China and the improvement of living standard of people, garbage generated in cities is continuously increased, and the ecological environment and the health of residents of the cities are threatened.
At present, a large number of domestic garbage landfill sites reach designed storage capacity and face field sealing. How to carry out ecological remediation and landscape greening on the urban ecological restoration landscape, reduce pollution, realize sustainable use of land resources, and provide brand-new and elegant landscape and rest space for urban residents, which becomes a problem to be solved urgently.
Because the landfill age of some landfill sites is short and is in the peak of gas production, the landfill bodies are in an unstable state and need to be stabilized by using aerobic stable degradation measures, thereby creating conditions for field sealing on the spot.
The core of the aerobic stabilization technology is that air is injected into a refuse landfill through certain equipment or facilities, the refuse landfill is changed into an aerobic bioreactor, degradable organic matters in the household refuse are degraded in an accelerating way under the aerobic condition, and the final products of degradation are stable components, carbon dioxide and water. Because the garbage distribution of the landfill site is not uniform, the reaction process of aerobic degradation is more complicated, and the main components of the discharged landfill gas are CO2, excessive O2 and a small amount of CH4. Meanwhile, the water content of the garbage pile has great influence on the aerobic degradation reaction, so that the situations of incomplete mineralization of the garbage pile, unsatisfactory mineralization effect and the like in the aerobic stabilization process are easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide an aerobic stabilization treatment device for a refuse landfill.
The technical scheme of the utility model as follows:
an aerobic stabilization treatment device for a refuse landfill is matched with a refuse pile body, and comprises a gas pumping and injecting system and a leachate pumping and filling system;
the gas pumping and injecting system comprises a gas pumping and injecting well pipe, a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a fourth electromagnetic valve, a first grid filter screen, a second grid filter screen, a third grid filter screen, a fourth grid filter screen, a gas injecting fan, a gas injecting pipeline, a gas pumping fan and a gas pumping pipeline, wherein the gas pumping and injecting well pipe is vertically inserted into the garbage pile body, the gas pumping and injecting well pipe is respectively provided with a first gas pumping and injecting port, a second gas pumping and injecting port, a third gas pumping and injecting port and a fourth gas pumping and injecting port from top to bottom corresponding to different depths of the garbage pile body, the inner side of the first gas pumping and injecting port is provided with the first electromagnetic valve, the outer side of the first gas pumping and injecting port is provided with the second gas injecting electromagnetic valve, the outer side of the second gas pumping and injecting port is provided with the second grid filter screen, the inner side of the third gas pumping and injecting port is provided with the third grid electromagnetic valve, the outer side of the fourth gas pumping and injecting port is provided with the fourth grid filter screen, the lower end of the gas pumping and injecting well pipe is hermetically provided with a first gas pumping and injecting pipe cover, the upper end of the gas pumping and injecting well pipe is provided with the gas pumping and injecting pipe, and the gas pumping pipe are connected with the gas pumping pipe through the gas pumping pipe, and injecting pipe, and the gas pumping pipe mouth, and the gas pumping pipe are connected with the gas pumping pipe;
the leachate pumping system comprises a leachate pumping well pipe, a fifth solenoid valve, a sixth solenoid valve, a seventh solenoid valve, an eighth solenoid valve, a fifth grid filter screen, a sixth grid filter screen, a seventh grid filter screen, an eighth grid filter screen, a liquid pump, a liquid pumping pipeline, a leachate collecting well, a liquid pump and a liquid pumping pipeline, wherein the leachate pumping well pipe is vertically inserted into the garbage pile body, the leachate pumping well pipe is respectively provided with a first leachate port, a second leachate port, a third leachate port and a fourth leachate port from different depths corresponding to the garbage pile body downwards from the top, the inner side of the first leachate port is provided with the fifth solenoid valve, the outer side of the first leachate port is provided with the fifth grid filter screen, the inner side of the second leachate port is provided with the sixth solenoid valve, the outer side of the third leachate port is provided with the seventh solenoid valve, the outer side of the seventh grid filter screen is provided with the eighth grid filter screen, the outer side of the second leachate pumping well pipe is provided with the sixth grid filter screen, the leachate pumping well port is connected with the leachate pumping well head, and the leachate pumping well head is connected with the leachate collecting well head, and the leachate pumping well head is connected with the leachate pumping pipe.
Furthermore, the device also comprises a controller, and the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the fourth electromagnetic valve, the fifth electromagnetic valve, the sixth electromagnetic valve, the seventh electromagnetic valve, the eighth electromagnetic valve, the gas injection fan, the gas extraction fan, the liquid pump and the liquid filling pump are respectively connected with the signal output end of the controller.
Further, the upper end of first grid filter screen is provided with first gas detector, the upper end of second grid filter screen is provided with the gas detector of second, the upper end of third grid filter screen is provided with the gas detector of third, the upper end of fourth grid filter screen is provided with the gas detector of fourth, the upper end of fifth grid filter screen is provided with first humidity transducer, the upper end of sixth grid filter screen is provided with second humidity transducer, the upper end of seventh grid filter screen is provided with third humidity transducer, the upper end of eighth grid filter screen is provided with fourth humidity transducer, first gas detector, second gas detector, third gas detector, fourth gas detector, first humidity transducer, second humidity transducer, third humidity transducer, fourth humidity transducer respectively with the signal input part of controller connects.
Furthermore, the liquid filling pipeline is connected with an external water source pipeline, a low liquid level sensor is arranged at the bottom of the leachate collecting well, and the low liquid level sensor is connected with the signal input end of the controller.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses be equipped with and take out gas injection system and leachate pumping system, take out gas injection system and can provide sufficient oxygen for the landfill rubbish, guarantee that it takes place good oxygen biochemical degradation, leachate pumping system enables the landfill and becomes a compound "purification reactor", and the nutrient substance in the leachate can fully circulate in the rubbish heap body, effectively improves the growth metabolic efficiency of microorganism.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an aerobic stabilization treatment device for a refuse landfill provided by the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to explain the technical solution of the present invention, the following description is made by using specific examples.
Examples
Referring to fig. 1, the present embodiment provides an aerobic stabilization treatment apparatus for a landfill, which is disposed in cooperation with a garbage stack 10, and includes a gas pumping and injecting system 1, a leachate pumping and filling system 2, and a controller 3, as follows:
the gas pumping and injecting system 1 comprises a gas pumping and injecting well pipe 101, a first electromagnetic valve 102, a second electromagnetic valve 103, a third electromagnetic valve 104, a fourth electromagnetic valve 105, a first grid filter 106, a second grid filter 107, a third grid filter 108, a fourth grid filter 109, a gas injecting fan 110, a gas injecting pipeline 111, a gas extracting fan 112 and a gas extracting pipeline 113, wherein the gas pumping and injecting well pipe 101 is vertically inserted into the garbage pile 10, the gas pumping and injecting well pipe 101 is provided with a first gas pumping and injecting port, a second gas pumping and injecting port, a third gas pumping and injecting port and a fourth gas pumping and injecting port respectively corresponding to different depths of the garbage pile 10 from top to bottom, the inner side of the first gas pumping and injecting port is provided with the first electromagnetic valve 102, the outer side is provided with the first grid filter 106, and the upper end of the first grid filter 106 is provided with a first gas detector 114, the inboard of second pump notes gas port is provided with second solenoid valve 103, the outside is provided with second grid filter screen 107, the upper end of second grid filter screen 107 is provided with second gas detector 115, the inboard of third pump notes gas port is provided with third solenoid valve 104, the outside is provided with third grid filter screen 108, the upper end of third grid filter screen 108 is provided with third gas detector 116, the inboard of fourth pump notes gas port is provided with fourth solenoid valve 105, the outside is provided with fourth grid filter screen 109, the upper end of fourth grid filter screen 109 is provided with fourth gas detector 117, the lower extreme of pump gas well injection pipe 101 is sealed to be provided with first tube cap 118, the upper end of pump gas well pipe 101 is equipped with the pump notes well head, gas injection fan 110 is connected with the pump notes well head through gas injection pipeline 111, gas extraction fan 112 is connected with the pump notes well head through pumping pipeline 113.
The leachate pumping and irrigating system 2 comprises a leachate pumping and irrigating well pipe 201, a fifth solenoid valve 202, a sixth solenoid valve 203, a seventh solenoid valve 204, an eighth solenoid valve 205, a fifth grid filter 206, a sixth grid filter 207, a seventh grid filter 208, an eighth grid filter 209, a liquid pump 210, a liquid pumping pipeline 211, a leachate collecting well 212, a liquid pump 213 and a liquid pumping pipeline 214, wherein the leachate pumping and irrigating well pipe 201 is vertically inserted into the garbage stack 10, the leachate pumping and irrigating well pipe 201 is provided with a first pumping and irrigating liquid port, a second pumping and irrigating liquid port, a third pumping and irrigating liquid port and a fourth pumping and irrigating liquid port from top to bottom corresponding to different depths of the garbage stack, the fifth solenoid valve 202 is arranged on the inner side of the first pumping and irrigating liquid port, the fifth grid filter 206 is arranged on the outer side of the first solenoid valve 202, a first humidity sensor 215 is arranged on the upper end of the fifth grid filter 206, and irrigating liquid solenoid valve 203 is arranged on the inner side of the second pumping and irrigating liquid port, a sixth grid filter screen 207 is arranged on the outer side, a second humidity sensor 216 is arranged at the upper end of the sixth grid filter screen 207, a seventh electromagnetic valve 204 is arranged on the inner side of the third pumping and irrigating port, a seventh grid filter screen 208 is arranged on the outer side, a third humidity sensor 217 is arranged at the upper end of the seventh grid filter screen 208, an eighth electromagnetic valve 205 is arranged on the inner side of the fourth pumping and irrigating port, an eighth grid filter screen 209 is arranged on the outer side, a fourth humidity sensor 218 is arranged at the upper end of the eighth grid filter screen 209, a second pipe cover 219 is arranged at the lower end of the leachate pumping and irrigating well pipe 201 in a sealing manner, a leachate pumping and irrigating well head is arranged at the upper end of the leachate pumping and irrigating well pipe 201, a pumping pump 210 and a perfusion pump 213 are arranged on a leachate collecting well 212, the pumping pump 210 is connected with the leachate pumping and irrigating well head through a pumping pipeline, the perfusion pump 213 is connected with the leachate pumping and irrigating well head through a perfusion pipeline 214, the liquid filling pipe 214 is connected with an external water source pipe 220, and a low liquid level sensor 221 is arranged at the bottom of the leachate collecting well 212.
The first solenoid valve 102, the second solenoid valve 103, the third solenoid valve 104, the fourth solenoid valve 105, the fifth solenoid valve 202, the sixth solenoid valve 203, the seventh solenoid valve 204, the eighth solenoid valve 205, the gas injection fan 110, the air exhaust fan 112, the liquid pumping pump 210 and the liquid filling pump 213 are respectively connected with a signal output end of the controller 3, and the first gas detector 114, the second gas detector 115, the third gas detector 116, the fourth gas detector 117, the first humidity sensor 215, the second humidity sensor 216, the third humidity sensor 217, the fourth humidity sensor 218 and the low liquid level sensor 221 are respectively connected with a signal input end of the controller 3.
The device is equipped with the gas injection mouth and takes out and irritates the liquid mouth through the different degree of depth at rubbish heap body 10, combines multilayer gas detection and humidity to detect, realizes that the gas injection is taken out in the layering and takes out and irritate liquid control, makes the gas-water ratio in the rubbish heap body 10 of different degree of depth reach the requirement of best good oxygen stabilization. In operation, the first gas detector 114, the second gas detector 115, the third gas detector 116, the fourth gas detector 117, the first humidity sensor 215, the second humidity sensor 216, the third humidity sensor 217, and the fourth humidity sensor 218 monitor the garbage heap in real time10 different depths of gas and humidity; when detecting O in the garbage stack 10 2 When the content is too low, the controller 3 controls the gas injection fan 110 and the electromagnetic valve with the corresponding depth to be opened, and injects air into the garbage pile 10 with the corresponding depth; when CO in the garbage stack 10 is detected 2 When the content is too high, the controller 3 controls the air exhaust fan 112 and the electromagnetic valve with the corresponding depth to be opened, so as to enable CO in the garbage pile body 10 with the corresponding depth to be in contact with the air 2 Pumping away; when the water content in the garbage dump 10 is detected to be too high, the controller 3 controls the liquid pump 210 and the solenoid valve with the corresponding depth to be opened, and the leachate in the garbage dump 10 with the corresponding depth is pumped into the leachate collecting well 212; when the water content in the garbage stack 10 is detected to be too low, the controller 3 controls the priming pump 213 and the solenoid valve with the corresponding depth to be opened, and the leachate in the leachate collecting well 212 is discharged back to the garbage stack 10 with the corresponding depth; if the leachate in the leachate collection well 212 is insufficient, a water source can be connected externally.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The utility model provides a landfill aerobic stabilization processing apparatus, cooperation rubbish heap body sets up its characterized in that: the device comprises a gas pumping and injecting system and a leachate pumping and filling system;
the gas pumping and injecting system comprises a gas pumping and injecting well pipe, a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a fourth electromagnetic valve, a first grid filter screen, a second grid filter screen, a third grid filter screen, a fourth grid filter screen, a gas injecting fan, a gas injecting pipeline, a gas pumping fan and a gas pumping pipeline, wherein the gas pumping and injecting well pipe is vertically inserted into the garbage pile body, the gas pumping and injecting well pipe is respectively provided with a first gas pumping and injecting port, a second gas pumping and injecting port, a third gas pumping and injecting port and a fourth gas pumping and injecting port corresponding to different depths of the garbage pile body from top to bottom, the inner side of the first gas pumping and injecting port is provided with the first electromagnetic valve, the outer side of the first gas pumping and injecting port is provided with the first grid filter screen, the inner side of the second gas pumping and injecting port is provided with the second grid filter screen, the inner side of the third gas pumping and injecting port is provided with the third grid filter screen, the inner side of the fourth gas pumping and injecting port is provided with the fourth grid filter screen, the lower end of the gas pumping and injecting well pipe is hermetically provided with the first gas pumping and injecting pipe cover, the upper end of the gas pumping and injecting well pipe, and the gas pumping and injecting well pipe are connected with the gas pumping and injecting well head through the gas pumping pipe;
the leachate pumping system comprises a leachate pumping well pipe, a fifth solenoid valve, a sixth solenoid valve, a seventh solenoid valve, an eighth solenoid valve, a fifth grid filter screen, a sixth grid filter screen, a seventh grid filter screen, an eighth grid filter screen, a liquid pump, a liquid pumping pipeline, a leachate collecting well, a liquid pump and a liquid pumping pipeline, wherein the leachate pumping well pipe is vertically inserted into the garbage pile body, the leachate pumping well pipe is respectively provided with a first leachate pumping port, a second leachate pumping port, a third leachate pumping port and a fourth leachate pumping port from different depths corresponding to the garbage pile body from top to bottom, the inner side of the first leachate pumping port is provided with the fifth solenoid valve, the outer side of the leachate pumping port is provided with the fifth grid filter screen, the inner side of the second leachate pumping port is provided with the sixth grid filter screen, the outer side of the third leachate pumping port is provided with the seventh solenoid valve, the outer side of the first leachate pumping port is provided with the seventh grid, the inner side of the fourth leachate pumping port is provided with the eighth grid filter screen, the outer side of the eighth pumping grid is provided with the sixth grid, the lower end of the leachate pumping well pipe is provided with the leachate pumping cover, and the leachate pumping well pipe is connected with the leachate pumping well head, and the leachate pumping pipe is connected with the leachate pumping pump, and the leachate pumping well head, and the leachate pumping pipe is connected with the leachate collecting well head, and the leachate pumping pipe are connected with the leachate pumping pipe.
2. The aerobic stabilization treatment device of the refuse landfill according to claim 1, characterized in that: the device also comprises a controller, wherein the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the fourth electromagnetic valve, the fifth electromagnetic valve, the sixth electromagnetic valve, the seventh electromagnetic valve, the eighth electromagnetic valve, the gas injection fan, the air exhaust fan, the liquid pump and the liquid filling pump are respectively connected with a signal output end of the controller.
3. The aerobic stabilization treatment device for the refuse landfill according to claim 2, characterized in that: the upper end of first grid filter screen is provided with first gas detector, the upper end of second grid filter screen is provided with the gas detector of second, the upper end of third grid filter screen is provided with the gas detector of third, the upper end of fourth grid filter screen is provided with the gas detector of fourth, the upper end of fifth grid filter screen is provided with first humidity transducer, the upper end of sixth grid filter screen is provided with second humidity transducer, the upper end of seventh grid filter screen is provided with third humidity transducer, the upper end of eighth grid filter screen is provided with the fourth humidity transducer, first gas detector, second gas detector, third gas detector, fourth gas detector, first humidity transducer, second humidity transducer, third humidity transducer, fourth humidity transducer respectively with the signal input part of controller connects.
4. The aerobic stabilization treatment device for the refuse landfill according to claim 2, characterized in that: the liquid filling pipeline is connected with an external water source pipeline, a low liquid level sensor is arranged at the bottom of the leachate collecting well, and the low liquid level sensor is connected with the signal input end of the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221640875.4U CN217775123U (en) | 2022-06-28 | 2022-06-28 | Aerobic stabilization treatment device for refuse landfill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221640875.4U CN217775123U (en) | 2022-06-28 | 2022-06-28 | Aerobic stabilization treatment device for refuse landfill |
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| Publication Number | Publication Date |
|---|---|
| CN217775123U true CN217775123U (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221640875.4U Active CN217775123U (en) | 2022-06-28 | 2022-06-28 | Aerobic stabilization treatment device for refuse landfill |
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| CN (1) | CN217775123U (en) |
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- 2022-06-28 CN CN202221640875.4U patent/CN217775123U/en active Active
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