CN217665227U - Self-purification structure of coal conveying system sinking cable shaft of thermal power plant - Google Patents
Self-purification structure of coal conveying system sinking cable shaft of thermal power plant Download PDFInfo
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- CN217665227U CN217665227U CN202221229673.0U CN202221229673U CN217665227U CN 217665227 U CN217665227 U CN 217665227U CN 202221229673 U CN202221229673 U CN 202221229673U CN 217665227 U CN217665227 U CN 217665227U
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- 239000003245 coal Substances 0.000 title claims abstract description 43
- 238000000746 purification Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 239000010865 sewage Substances 0.000 claims abstract description 70
- 238000005086 pumping Methods 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 16
- 238000007667 floating Methods 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000012876 topography Methods 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 abstract description 4
- 238000005406 washing Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a self-purification structure of coal conveying system formula cable shaft that sinks of thermal power plant, it includes: pump water equipment sets up in the cable shaft for drawing water and water delivery in the cable shaft, the collecting pit sets up on the cable shaft, be used for collecting clear water and sewage, sewage treatment system sets up in collecting pit department, be used for handling sewage, the utility model discloses a pump water equipment washs and the blowdown to trench, cable shaft, gives the trench, the cable shaft carries out the water washing, makes sundries such as long-pending coal of bottom, silt float and washes away or artifical clearance is walked, makes it remain clean throughout, dry natural draft state, has prolonged cable life, has increased equipment fail safe nature to can also carry out cyclic utilization with the sewage after sewage treatment system handles, reduce the wasting of resources, practice thrift the cost.
Description
Technical Field
The utility model relates to a clean technical field of cable shaft especially relates to a self-purification structure of coal conveying system formula cable shaft that sinks of thermal power plant.
Background
At present, three installation modes are laid for various cables of the existing industrial and mining enterprises, wherein the first installation mode is overhead erection, the second installation mode is ground cable bridge laying, and the third installation mode is trench and cable well concealed laying. The hidden laying of the trench and the cable well has the advantages of low cost, short construction period and convenient maintenance. However, the failure rate is high, and great potential safety hazards exist. The danger comes from these several aspects: 1. and (3) seeper soaking, wherein rainwater, sewage and the like are gathered in a trench and a cable well due to low terrain, so that the cable is soaked for a long time, and the cable is damaged in an insulation manner. 2. Because of decades of laying use, the sludge submerges the cable for a long time, which leads to aging and cracking of the cable skin. 3. In special enterprises such as thermal power plants, coal dust is accumulated in trenches and cable wells for a long time, and spontaneous combustion can be caused in high-temperature, hot and dry environments for a long time in summer to damage cables and the like. Moreover, the existing method only can be used for emergency treatment, which wastes manpower and material resources, has low efficiency and is easy to cause personal casualty accidents.
SUMMERY OF THE UTILITY MODEL
According to the self-purification structure of the submerged cable well of the coal conveying system of the thermal power plant in some embodiments of the application, the self-purification structure of the submerged cable well of the coal conveying system of the thermal power plant is provided, the application utilizes the landform height difference of a trench and the cable well, a set of water pump is respectively added at two ends of the trench and the cable well, the underground pipelines are cleaned with water according to set periods, and the problem that the cable always keeps clean and dry natural ventilation states in the using process is solved.
According to the self-purification structure of the coal conveying system sunken cable well of the thermal power plant in some embodiments of the application, a self-purification structure of the coal conveying system sunken cable well of the thermal power plant is provided, which comprises: the water pumping equipment is arranged in the cable well and is used for pumping water and delivering water in the cable well;
the collecting tank is arranged on the cable well and used for collecting clean water and sewage;
and the sewage treatment system is arranged at the collecting tank and used for treating sewage.
According to the self-purification structure of the coal conveying system sunken cable well of the thermal power plant in some embodiments of this application, the water pumping equipment includes:
the pressurizing and conveying pump is arranged at the highest place in the cable well and is used for pumping clean water into the cable well;
the dredge pump is arranged at the lowest position of the topography in the cable well and used for discharging sewage in the cable well.
According to the self-purification structure of the sinking cable well of the coal conveying system of the thermal power plant in some embodiments of the application, the sewage pump is provided with the floating ball, and the floating ball is used for monitoring the water level of sewage in the cable well in real time.
According to the self-cleaning structure of the sunk cable well of the coal conveying system of the thermal power plant in some embodiments of the application, the booster conveying pump and the sewage pump are respectively provided with two groups, wherein one group is used for main work, and the other group is used for standby.
According to the self-purification structure of the coal conveying system sunken cable well of the thermal power plant in some embodiments of this application, the collecting pit includes:
the sewage collecting tank is used for collecting sewage extracted from the cable well;
and the clear water collecting tank is used for collecting the clear water treated by the sewage treatment system.
According to the self-purification structure of the coal conveying system sunken cable well of the thermal power plant in some embodiments of the present application, the self-purification structure of the coal conveying system sunken cable well of the thermal power plant further comprises:
and the control equipment is used for automatically or manually controlling the work of the water pumping equipment and the sewage treatment system.
According to the self-purification structure of the sunk cable well of the coal conveying system of the thermal power plant in some embodiments of the application, the control equipment comprises a field control cabinet, and the field control cabinet comprises:
the power supply is used for supplying power to the field control cabinet;
the electric protection device is used for protecting electric elements in the field control cabinet;
the micro PLC control device is used for automatically controlling the work of the field control cabinet;
and the manual operation device is used for manually controlling the work of the field control cabinet.
The utility model discloses a self-purification structure of coal conveying system formula cable shaft that sinks of thermal power plant, it includes: pump water equipment sets up in the cable shaft for drawing water and water delivery in the cable shaft, the collecting pit sets up on the cable shaft, be used for collecting clear water and sewage, sewage treatment system sets up in collecting pit department, be used for handling sewage, the utility model discloses a pump water equipment washs and the blowdown to trench, cable shaft, gives the trench, the cable shaft carries out the water washing, makes sundries such as long-pending coal of bottom, silt float and washes away or artifical clearance is walked, makes it remain clean throughout, dry natural draft state, has prolonged cable life, has increased equipment fail safe nature to can also carry out cyclic utilization with the sewage after sewage treatment system handles, reduce the wasting of resources, practice thrift the cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a self-cleaning structure of a submerged cable well of a coal conveying system of a thermal power plant according to the present invention;
fig. 2 is a schematic structural view of a field control cabinet in a self-cleaning structure of a coal conveying system sinking cable well of a thermal power plant.
The reference numerals are explained below:
1. a booster transfer pump; 2. a sewage pump; 3. a sewage collection tank; 4. a sewage treatment system; 5. a clear water collecting tank; 6. a field control cabinet; 7. a power source; 8. an electrical protection device; 9. a micro PLC control device; 10. a manual operating device.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in this application will be understood to be a specific case for those of ordinary skill in the art.
Referring to fig. 1, a self-cleaning structure of a submerged cable well of a coal conveying system of a thermal power plant according to some embodiments of the present application includes: the water pumping equipment is arranged in the cable well and is used for pumping water and delivering water in the cable well;
the collecting tank is arranged on the cable well and used for collecting clean water and sewage;
and the sewage treatment system 4 is arranged at the collecting tank and is used for treating sewage.
According to the self-purification structure of the submerged cable well of the coal conveying system of the thermal power plant in some embodiments of the present application, the water pumping equipment comprises:
the pressurization conveying pump 1 is arranged at the highest place of the topography in the cable well and used for pumping clean water into the cable well;
and the sewage pump 2 is arranged at the lowest part of the terrain in the cable well and is used for discharging sewage in the cable well.
Further, through water pumping equipment washs trench, cable shaft and blowdown, gives trench, cable shaft and carries out the water washing, makes sundries such as long-pending coal, silt of bottom float and washes away or manual cleaning away, makes it remain clean, dry natural draft state all the time, and can also carry out cyclic utilization with the sewage after sewage treatment system 4 handles.
According to the self-purification structure of the sunk cable well of the coal conveying system of the thermal power plant in some embodiments of the application, the sewage pump 2 is provided with a floating ball, and the floating ball is used for monitoring the water level of sewage in the cable well in real time.
According to the self-cleaning structure of the sunk cable well of the coal conveying system of the thermal power plant in some embodiments of the application, the booster transfer pump 1 and the sewage pump 2 are respectively provided with two groups, wherein one group is used for main work, and the other group is used for standby.
Furthermore, the booster pump 1 and the sewage pump 2 in each two groups are configured and used as a main pump and a standby pump, and the water pumping equipment can be switched for standby after the water pumping equipment is in a problem, so that the normal sewage discharge work of the cable well cannot be influenced.
According to the self-purification structure of the submerged cable well of the coal conveying system of the thermal power plant in some embodiments of the present application, the collecting tank comprises:
the sewage collecting tank 3 is used for collecting sewage extracted from the cable well;
and the clean water collecting tank 5 is used for collecting the clean water treated by the sewage treatment system 4.
Further, through with sewage treatment system 4 with clear water collecting pit 5 sewage collecting pit 3 intercommunication circulation can wash away silt, long-pending coal, debris etc. or float the surface of water and be convenient for salvage, makes cable shaft, cable clean, plays sewage collection and handles, makes the environmental protection hydrologic cycle effect that clear water was recycled.
According to the self-purification structure of the coal conveying system sunken cable well of the thermal power plant in some embodiments of the present application, the self-purification structure of the coal conveying system sunken cable well of the thermal power plant further comprises:
and the control equipment is used for automatically or manually controlling the operation of the water pumping equipment and the sewage treatment system 4.
Furthermore, the control device has two control modes, one is a manual control mode, the other is an automatic control mode, wherein in the automatic control mode, when the floating ball at the lowest terrain cable well floats due to accumulated water to reach a set value, the sewage discharge pump 2 is automatically started to discharge sewage, the booster conveying pump 1 is started at the same time, clean water is introduced into the clean water collecting pool 5 and enters from the highest terrain cable well, the clean water penetrates through all cable wells to be washed by flushing, the sewage is finally collected and discharged by the sewage discharge pump 2 at the lowest terrain cable well, after the set time of drainage returns to zero, the booster conveying pump 1 is stopped to supply water, after the floating ball returns to the initial position, the sewage discharge pump 2 is stopped, and the whole process is ended; in a manual control mode, whether weather is dry or not and whether dirt accumulation in a cable well is serious or not are judged manually, if yes, the booster delivery pump 1 is started firstly, clean water introduced into the clean water collecting tank 5 is flushed for cleaning, when the water level in the lowest terrain cable well is high enough to enable the floating ball to float to a set value, the sewage pump 2 is started for draining water automatically, and whether the process is stopped or not is determined manually.
Referring to fig. 2, according to a self-cleaning structure of a sunk cable well of a coal conveying system of a thermal power plant in some embodiments of the present application, the control device comprises a field control cabinet 6, and the field control cabinet 6 comprises:
a power supply 7 for supplying power to the field control cabinet 6;
an electrical protection device 8 for protecting electrical components within the field control cabinet 6;
the micro PLC control device 9 is used for automatically controlling the work of the field control cabinet 6;
and the manual operation device 10 is used for manually controlling the work of the field control cabinet 6.
Furthermore, the field control cabinet 6 is connected with a power plant coal conveying centralized control center, and a power supply and signals in the field control cabinet 6 are from the power plant coal conveying centralized control center and can be controlled and processed at the first time.
According to the self-purification structure of the sunk cable well of the coal conveying system of the thermal power plant in some embodiments of the application, the working principle is as follows: when the floating ball at the lowest relief cable well floats due to accumulated water and reaches a set value, the sewage discharge pump is started to discharge sewage, the booster conveying pump is started at the same time, clean water introduced into the clean water collecting pool enters from the highest relief cable well, penetrates through all cable wells, is flushed by water for cleaning, sewage is finally collected and discharged by the sewage discharge pump at the lowest relief cable well, after the drainage set time returns to zero, the water supply of the booster conveying pump is stopped, after the floating ball returns to the original position, the sewage discharge pump is stopped, and the whole process is ended.
To sum up, the utility model discloses a self-purification structure of coal conveying system formula cable shaft that sinks of thermal power plant, it includes: pump water equipment sets up in the cable shaft for drawing water and water delivery in the cable shaft, the collecting pit sets up on the cable shaft, be used for collecting clear water and sewage, sewage treatment system sets up in collecting pit department, be used for handling sewage, the utility model discloses a pump water equipment washs and the blowdown to trench, cable shaft, gives the trench, the cable shaft carries out the water washing, makes sundries such as long-pending coal of bottom, silt float and washes away or artifical clearance is walked, makes it remain clean throughout, dry natural draft state, has prolonged cable life, has increased equipment fail safe nature to can also carry out cyclic utilization with the sewage after sewage treatment system handles, reduce the wasting of resources, practice thrift the cost.
Those of ordinary skill in the art will understand that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a self-purification structure of coal conveying system formula cable shaft that sinks of thermal power plant which characterized in that includes:
the water pumping equipment is arranged in the cable well and is used for pumping water and delivering water in the cable well;
the collecting tank is arranged on the cable well and used for collecting clean water and sewage;
and the sewage treatment system is arranged at the collecting tank and used for treating sewage.
2. The self-cleaning structure of the sunken cable well of the coal conveying system of the thermal power plant as claimed in claim 1, wherein the water pumping equipment comprises:
the pressurizing and conveying pump is arranged at the highest place in the cable well and is used for pumping clean water into the cable well;
the dredge pump is arranged at the lowest position of the topography in the cable well and used for discharging sewage in the cable well.
3. The self-cleaning structure of the sinking cable well of the coal conveying system of the thermal power plant as claimed in claim 2, wherein the dredge pump is provided with a floating ball, and the floating ball is used for monitoring the water level of sewage in the cable well in real time.
4. The self-cleaning structure of the sunk cable well of the coal conveying system of the thermal power plant as claimed in claim 2, wherein the booster transfer pump and the sewage pump are respectively provided with two groups, one group is used for main operation, and the other group is used for standby.
5. The self-cleaning structure of a submerged cable well of a coal conveying system of a thermal power plant as claimed in claim 1, wherein the collecting tank comprises:
the sewage collecting tank is used for collecting sewage extracted from the cable well;
and the clear water collecting tank is used for collecting the clear water treated by the sewage treatment system.
6. The self-cleaning structure of the sunk cable well of the coal conveying system of the thermal power plant as claimed in claim 1, wherein the self-cleaning structure of the sunk cable well of the coal conveying system of the thermal power plant further comprises:
and the control equipment is used for automatically or manually controlling the operation of the water pumping equipment and the sewage treatment system.
7. The self-cleaning structure of a submerged cable well of a coal conveying system of a thermal power plant as claimed in claim 6, wherein the control equipment comprises a field control cabinet, and the field control cabinet comprises:
the power supply is used for supplying power to the field control cabinet;
the electric protection device is used for protecting electric elements in the field control cabinet;
the miniature PLC control device is used for automatically controlling the work of the field control cabinet;
and the manual operation device is used for manually controlling the work of the field control cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221229673.0U CN217665227U (en) | 2022-05-18 | 2022-05-18 | Self-purification structure of coal conveying system sinking cable shaft of thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221229673.0U CN217665227U (en) | 2022-05-18 | 2022-05-18 | Self-purification structure of coal conveying system sinking cable shaft of thermal power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217665227U true CN217665227U (en) | 2022-10-28 |
Family
ID=83741256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221229673.0U Withdrawn - After Issue CN217665227U (en) | 2022-05-18 | 2022-05-18 | Self-purification structure of coal conveying system sinking cable shaft of thermal power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217665227U (en) |
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2022
- 2022-05-18 CN CN202221229673.0U patent/CN217665227U/en not_active Withdrawn - After Issue
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20221028 Effective date of abandoning: 20231218 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20221028 Effective date of abandoning: 20231218 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |