CN215965350U - Full-automatic flushing device for semi-dry reaction tower of household garbage incineration power plant - Google Patents
Full-automatic flushing device for semi-dry reaction tower of household garbage incineration power plant Download PDFInfo
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- CN215965350U CN215965350U CN202121678914.5U CN202121678914U CN215965350U CN 215965350 U CN215965350 U CN 215965350U CN 202121678914 U CN202121678914 U CN 202121678914U CN 215965350 U CN215965350 U CN 215965350U
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Abstract
The utility model relates to a full-automatic flushing device for a semi-dry reaction tower of a household garbage incineration power plant, which comprises a flushing water tank, a lime water tank, the semi-dry reaction tower, a pressure pump, an electric valve bank and a conveying pipeline; this full-automatic washing unit of half dry reaction tower in domestic waste incineration power plant structural design is reasonable, can accomplish automatically and wash, has solved the jam of half dry reaction tower and the problem of unstable operation, avoids rotatory atomizer shower nozzle wearing and tearing at the excessive speed to reduce pipeline pressure loss. The maintenance time, the maintenance amount and the labor cost of process operators can be greatly reduced, the influence on production caused by artificial frequent flushing is reduced, and the maintainability and the operability of the system are enhanced.
Description
Technical Field
The utility model relates to a flushing device, in particular to a full-automatic flushing device for a semi-dry reaction tower of a household garbage incineration power plant.
Background
With the continuous attention of the country on environmental protection, domestic garbage treatment is more and more standardized, and domestic garbage must be subjected to harmless and reduction treatment. The semi-dry reaction tower is one of the core devices of the household garbage incineration power plant; the semi-dry reaction tower often takes place shower nozzle blocking phenomenon, makes its production unstable, and efficiency is not high, still can lead to the fume emission not up to standard when serious, leads to the administrative punishment.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a full-automatic flushing device for a semi-dry reaction tower of a household garbage incineration power plant.
The technical scheme adopted by the utility model is as follows:
a full-automatic flushing device for a semi-dry reaction tower of a household garbage incineration power plant comprises a flushing water tank, a lime water tank, the semi-dry reaction tower, a pressure pump, an electric valve bank and a conveying pipeline; the washing water tank is connected with a washing water pressurizing pump through a conveying pipeline, the washing water pressurizing pump is respectively connected with the electric valve group A and the electric valve group B through the conveying pipeline, the lime water tank is connected with a lime water pressurizing pump through the conveying pipeline, and the lime water pressurizing pump is respectively connected with the electric valve group C and the electric valve group D through the conveying pipeline; the electric valve group A and the electric valve group D are respectively connected with one end of the cross conveying pipeline A through conveying pipelines, the electric valve group B and the electric valve group C are respectively connected with one end of the cross conveying pipeline B through conveying pipelines, and the other ends of the cross conveying pipeline A and the cross conveying pipeline B are communicated and then connected with the rotary atomizer at the top of the semi-dry reaction tower through conveying pipelines.
Further, the other ends of the cross conveying pipeline A and the cross conveying pipeline B are respectively provided with a pressure measuring device and a one-way valve.
Furthermore, flow measuring devices are arranged on the conveying lines, which are connected with the rotary atomizer at the top of the semi-dry reaction tower, at the other ends of the cross conveying line A and the cross conveying line B.
Further, a pneumatic piston actuating mechanism is arranged on a conveying line, which is connected with the rotary atomizer at the top of the semi-dry reaction tower, at the other ends of the cross conveying pipeline A and the cross conveying pipeline B, and the pneumatic piston actuating mechanism is positioned between the flow measuring device and the rotary atomizer.
Further, this full-automatic washing unit of half dry reaction tower in domestic waste incineration power plant still is equipped with the controller, and the controller respectively with wash water force (forcing) pump, lime wash force (forcing) pump, motor-operated valve group A, motor-operated valve group B, motor-operated valve group C, motor-operated valve group D, pressure measurement device, flow measuring device and pneumatic piston actuating mechanism control connection.
The utility model has the beneficial effects that:
this full-automatic washing unit of half dry reaction tower in domestic waste incineration power plant structural design is reasonable, can accomplish automatically and wash, has solved the jam of half dry reaction tower and the problem of unstable operation, avoids rotatory atomizer shower nozzle wearing and tearing at the excessive speed to reduce pipeline pressure loss. The maintenance time, the maintenance amount and the labor cost of process operators can be greatly reduced, the influence on production caused by artificial frequent flushing is reduced, and the maintainability and the operability of the system are enhanced.
Drawings
FIG. 1 is a schematic view of the overall arrangement of the present invention;
FIG. 2 is a schematic diagram of the connection relationship of the controller according to the present invention;
in fig. 1-2, 1-flushing water tank, 2-lime water tank, 3-semi-dry reaction tower, 4-flushing water pressure pump, 5-electric valve group a, 6-electric valve group B, 7-lime water pressure pump, 8-electric valve group C, 9-electric valve group D, 10-cross delivery line a, 11-cross delivery line B, 12-rotary atomizer, 13-pressure measuring device, 14-pressure measuring device, 15-check valve, 16-check valve, 17-flow measuring device, 18-pneumatic piston actuating mechanism, 19-controller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1-2, the present invention is a full-automatic flushing device for semi-dry reaction tower of household garbage incineration power plant, which comprises a flushing water tank 1, a lime water tank 2, a semi-dry reaction tower 3, a pressure pump, an electric valve set and a conveying pipeline. Wherein the pressure pump comprises a washing water pressure pump 4 and a lime water pressure pump 7; the electric valve group comprises an electric valve group A5, an electric valve group B6, an electric valve group C8 and an electric valve group D9; the transfer lines include a normal transfer line and a cross transfer line a 10 and a cross transfer line B11.
The washing water tank 1 is connected with the washing water pressure pump 4 through a conveying pipeline, the washing water pressure pump 4 is respectively connected with the electric valve bank A5 and the electric valve bank B6 through the conveying pipeline, the lime water tank 2 is connected with the lime water pressure pump 7 through the conveying pipeline, and the lime water pressure pump 7 is respectively connected with the electric valve bank C8 and the electric valve bank D9 through the conveying pipeline. The electric valve group A5 and the electric valve group D9 are respectively connected with one end of a cross conveying pipeline A10 through conveying pipelines, the electric valve group B6 and the electric valve group C8 are respectively connected with one end of a cross conveying pipeline B11 through conveying pipelines, and the other ends of the cross conveying pipeline A10 and the cross conveying pipeline B11 are connected with a rotary atomizer 12 at the top of the semi-dry reaction tower 3 through conveying pipelines after being communicated.
In order to facilitate observation of the line pressures of the cross feed line a 10 and the cross feed line B11, the other ends of the cross feed line a 10 and the cross feed line B11 are also provided with pressure measuring devices 13 and 14, respectively. In order to ensure the unidirectional conveyance of the cross feed line a 10 and the cross feed line B11, the other ends of the cross feed line a 10 and the cross feed line B11 are also provided with check valves 15 and 16, respectively.
In order to monitor the flow rates of the flushing water and the lime water conveyed by the full-automatic flushing device of the semi-dry reaction tower of the household garbage incineration power plant, a flow rate measuring device 17 is further arranged on a conveying line, which is connected with a rotary atomizer 12 at the top of the semi-dry reaction tower 3, at the other ends of the cross conveying pipeline A10 and the cross conveying pipeline B11.
In order to adjust the flow rate and ensure the flow rate stability, a pneumatic piston actuator 18 is further provided on the transfer line connecting the other ends of the cross transfer line a 10 and the cross transfer line B11 with the rotary atomizer 12 at the top of the semi-dry reaction tower 3, and the pneumatic piston actuator 18 is located between the flow rate measuring device 17 and the rotary atomizer 12.
The working principle of the full-automatic flushing device for the semi-dry reaction tower of the household garbage incineration power plant is as follows:
the electric valve group A5, the electric valve group D9 and the cross conveying pipeline A10 are connected and used for conveying washing water. And the electric valve bank B6 and the electric valve bank C8 are connected with a cross conveying pipeline B11 and are used for conveying lime water. Firstly, opening an electric valve group A5, closing an electric valve group D9, and conveying flushing water in a cross conveying pipeline A10; and closing the electric valve group B6, opening the electric valve group C8, and conveying the lime water in the crossed conveying pipeline B11. When the pressure of the pressure measuring device 14 at the tail end of the cross conveying pipeline B11 is reduced, the second step is carried out, the electric valve group A5 is closed, the electric valve group D9 is opened, and lime water is conveyed in the cross conveying pipeline A10; the electric valve block B6 is opened and the electric valve block C8 is closed, and wash water is delivered in the cross delivery line B11. When the pressure in the pressure measuring device 13 at the end of the cross feed line a 10 drops, the process is switched to the first step.
On the basis of the results of the pressure measurements 13 and 14, the system can activate either the flushing water pressurizing pump 4 or the lime water pressurizing pump 7 alone to pressurize the transfer line. In order to guarantee the stability of the operation, the washing water pressurizing pump 4 and the lime water pressurizing pump 7 are simultaneously started when the flow rate measuring device 17 is lowered in flow rate during the entire operation. The stable consumption of wash water and lime wash is ensured, and the pipeline can be switched stably, so that the efficiency of wash water washing the pipeline is improved. The pneumatic piston actuator 18 arranged at the front end of the rotary atomizer 12 can adjust the flow according to the flow demand in the rotary atomizer, so as to ensure the flow stability.
On the basis of the technical scheme, in order to realize automatic control, the full-automatic flushing device of the semi-dry reaction tower of the household garbage incineration power plant can be additionally provided with a controller 19, the controller 19 is respectively in control connection with a flushing water pressurizing pump 4, a lime water pressurizing pump 7, an electric valve group A5, an electric valve group B6, an electric valve group C8, an electric valve group D9, pressure measuring devices 13 and 14, a flow measuring device 17 and a pneumatic piston executing mechanism 18, and the whole control process is realized by the controller 19.
Claims (5)
1. The utility model provides a full-automatic washing unit of half dry reaction tower of domestic waste incineration power plant which characterized in that: the full-automatic flushing device for the semi-dry reaction tower of the household garbage incineration power plant comprises a flushing water tank, a lime water tank, the semi-dry reaction tower, a pressure pump, an electric valve bank and a conveying pipeline;
the washing water tank is connected with a washing water pressurizing pump through a conveying pipeline, the washing water pressurizing pump is respectively connected with the electric valve group A and the electric valve group B through the conveying pipeline, the lime water tank is connected with a lime water pressurizing pump through the conveying pipeline, and the lime water pressurizing pump is respectively connected with the electric valve group C and the electric valve group D through the conveying pipeline;
the electric valve group A and the electric valve group D are respectively connected with one end of a cross conveying pipeline A through conveying pipelines, the electric valve group B and the electric valve group C are respectively connected with one end of a cross conveying pipeline B through conveying pipelines, and the other ends of the cross conveying pipeline A and the cross conveying pipeline B are connected with a rotary atomizer at the top of the semi-dry reaction tower through conveying pipelines after being communicated;
and a pneumatic piston actuating mechanism is arranged on the conveying pipeline, which is connected with the rotary atomizer at the top of the semi-dry reaction tower, at the other ends of the cross conveying pipeline A and the cross conveying pipeline B.
2. The full-automatic flushing device for the semi-dry reaction tower of the household garbage incineration power plant as claimed in claim 1, wherein: and the other ends of the cross conveying pipeline A and the cross conveying pipeline B are respectively provided with a pressure measuring device and a one-way valve.
3. The full-automatic flushing device for the semi-dry reaction tower of the household garbage incineration power plant as claimed in claim 2, characterized in that: and flow measuring devices are arranged on the conveying lines, which are connected with the rotary atomizer at the top of the semi-dry reaction tower, at the other ends of the cross conveying line A and the cross conveying line B.
4. The full-automatic flushing device for the semi-dry reaction tower of the household garbage incineration power plant as claimed in claim 3, characterized in that: the pneumatic piston actuator is located between the flow measuring device and the rotary atomizer.
5. The full-automatic flushing device for the semi-dry reaction tower of the household garbage incineration power plant as claimed in claim 4, wherein: this full-automatic washing unit of half dry reaction tower in domestic waste incineration power plant still is equipped with the controller, and the controller respectively with wash water force (forcing) pump, lime wash force (forcing) pump, electric valve group A, electric valve group B, electric valve group C, electric valve group D, pressure measurement device, flow measuring device and pneumatic piston actuating mechanism control connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121678914.5U CN215965350U (en) | 2021-07-22 | 2021-07-22 | Full-automatic flushing device for semi-dry reaction tower of household garbage incineration power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121678914.5U CN215965350U (en) | 2021-07-22 | 2021-07-22 | Full-automatic flushing device for semi-dry reaction tower of household garbage incineration power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215965350U true CN215965350U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121678914.5U Active CN215965350U (en) | 2021-07-22 | 2021-07-22 | Full-automatic flushing device for semi-dry reaction tower of household garbage incineration power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215965350U (en) |
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2021
- 2021-07-22 CN CN202121678914.5U patent/CN215965350U/en active Active
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