CN112323806A - Foundation pit construction site monitoring device and monitoring method - Google Patents
Foundation pit construction site monitoring device and monitoring method Download PDFInfo
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- CN112323806A CN112323806A CN202011402448.8A CN202011402448A CN112323806A CN 112323806 A CN112323806 A CN 112323806A CN 202011402448 A CN202011402448 A CN 202011402448A CN 112323806 A CN112323806 A CN 112323806A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H3/00—Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices
- E01H3/04—Fixed devices, e.g. permanently- installed flushing means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Abstract
The application relates to a foundation pit construction site monitoring device and a monitoring method, which belong to the technical field of foundation pit construction, wherein the monitoring device comprises: the wind power detection module is connected with the processing module, detects wind power in real time and outputs actual wind power; the processing module is used for receiving actual wind power, comparing the actual wind power with preset wind power and outputting a control signal according to a comparison result; the adjusting module is used for receiving the control signal and adjusting the spraying amount of the spraying module according to the control signal; and the spraying module is used for spraying the field. This application can improve the control effect to the raise dust.
Description
Technical Field
The application relates to the technical field of foundation pit construction, in particular to a foundation pit construction site monitoring device and a monitoring method.
Background
With the rapid exhibition of urban construction, more and more foundation pit construction projects such as subways, high-rise buildings, high-speed rail engineering stations and the like are provided, and the foundation pit is a soil pit excavated at a foundation design position according to the foundation elevation and the foundation plane size.
The raised dust in the construction site is one of important pollution sources for city development, and particularly when a foundation pit is excavated, at present, the periphery of the foundation pit is generally provided with a surrounding shield, a spray header is arranged on the surrounding shield, and the raised dust is controlled in a surrounding shield and spraying mode.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the existing spraying device is provided with a plurality of spray headers at the periphery of the field, the spraying amount of the spray headers is certain, and when the spraying device faces different wind power, the spraying amount can not be correspondingly adjusted, so that the control effect of dust raising is poor.
Disclosure of Invention
In order to improve the control effect of raise dust, this application provides foundation ditch job site monitoring devices and monitoring method.
The first aspect provides a foundation ditch job site monitoring devices, adopts following technical scheme:
a foundation pit construction site monitoring device comprising:
the wind power detection module is connected with the processing module, detects wind power in real time and outputs actual wind power;
the processing module is used for receiving actual wind power, comparing the actual wind power with preset wind power and outputting a control signal according to a comparison result;
the adjusting module is used for receiving the control signal and adjusting the spraying amount of the spraying module according to the control signal;
and the spraying module is used for spraying the field.
By adopting the technical scheme, the wind power detection module detects the wind power of a construction site to obtain actual wind power, then sends the actual wind power to the processing module, the processing module compares the actual wind power with preset wind power and outputs a control signal, the adjusting module controls the spraying amount of the spraying module according to the control signal, and then the spraying of the spraying module is adjusted according to the wind power, so that the control effect of dust raising can be improved.
Optionally, the method further includes:
the dust monitoring module is connected with the processing module, is used for detecting dust in a field in real time and outputting the particle content;
the processing module is also used for receiving the particle content, comparing the particle content with the preset content, and outputting a stop signal if the particle content is less than the preset content;
and the adjusting module is also used for receiving a stop signal and controlling the spraying module to stop spraying according to the stop signal.
Through adopting above-mentioned technical scheme, the granule content of raise dust monitoring module to the job site is measured, and when there was temporary shutdown state in the job site, the granule content of job site was lower, and the raise dust monitoring module passes this content to processing module, and processing module compares granule content and predetermined content, and granule content is less than predetermined content, and the adjusting module control sprays the module and stops spraying, can play the effect of using water wisely.
Optionally, the spraying module includes the shower head, and the mode of operation of shower head includes first mode and second mode, and the volume of spraying of shower head second mode is greater than the volume of spraying of shower head first mode, and the regulation module is electrical control valve, and electrical control valve installs on the pipeline of shower head, controls the mode of operation of shower head through electrical control valve.
Through adopting above-mentioned technical scheme, through the flow of electrical control valve control shower head, make the shower head with first mode or second mode, and then realize adjusting the module that sprays.
Optionally, the actual wind power includes a wind direction and an actual wind speed, and the processing module includes a processing unit and a lookup table;
the processing unit is used for comparing the actual wind speed with the preset wind speed, and outputting a first control signal if the actual wind speed is greater than the preset wind speed; determining a spray header corresponding to the wind direction by inquiring a lookup table, and outputting a second control signal;
and the electric regulating valve is used for receiving the first control signal and the second control signal and controlling the spray header corresponding to the wind direction to enter a second mode to work according to the first control signal and the second control signal.
By adopting the technical scheme, the raised dust is easy to diffuse outwards in the windward direction, and the spray header in the corresponding wind direction is controlled to work in a second mode through the electric regulating valve, so that a better dust suppression effect can be achieved; meanwhile, other spray headers work in a first mode, and the effect of saving water sources can be achieved.
Optionally, the spray header includes a first spray header group and a second spray header group, the first spray header group and the second spray header group are sequentially arranged around the foundation pit at intervals, and the electric control valve respectively controls the first spray header group and the second spray header group to work.
Through adopting above-mentioned technical scheme, first shower nozzle group and second shower nozzle group interval set up around the foundation ditch, and electric control valve controls first shower nozzle group and second shower nozzle group work respectively, makes electric control valve can be according to the different shower nozzle line work of wind direction control.
In a second aspect, the present application provides a foundation pit construction site monitoring method, which adopts the following technical scheme:
a foundation pit construction site monitoring method is suitable for the foundation pit construction site monitoring device and comprises the following steps;
s10: the wind power is detected and detected in real time through a wind power detection module, and the actual wind power is output to a processing module;
s11: comparing the actual wind power with the preset wind power through the processing module, and if the actual wind power is larger than the preset wind power, outputting a control signal to the adjusting module;
s12: the adjusting module adjusts the spraying amount of the spraying module according to the control signal;
s13: the spraying module sprays the field.
By adopting the technical scheme, the wind power detection module detects the wind power of a construction site to obtain actual wind power, then sends the actual wind power to the processing module, the processing module compares the actual wind power with preset wind power and outputs a control signal, the adjusting module controls the spraying amount of the spraying module according to the control signal, and then the spraying of the spraying module is adjusted according to the wind power, so that the control effect of dust raising can be improved.
Optionally, the method further comprises the following steps:
s20: the dust monitoring module is used for detecting the dust in the field in real time and outputting the particle content to the processing module;
s21: the processing module compares the particle content with a preset content, and if the particle content is smaller than the preset content, a stop signal is output to the adjusting module;
s22: the adjusting module controls the spraying module to stop spraying according to the stop signal.
Through adopting above-mentioned technical scheme, the granule content of raise dust monitoring module to the job site is measured, and when there was temporary shutdown state in the job site, the granule content of job site was lower, and the raise dust monitoring module passes this content to processing module, and processing module compares granule content and predetermined content, and granule content is less than predetermined content, and the adjusting module control sprays the module and stops spraying, can play the effect of using water wisely.
Optionally, in S21, the method includes the following steps:
s210: acquiring the real-time particle content of a raise dust monitoring module;
s211: calculating the average value of the particle content in unit time to obtain the actual content, and comparing the actual content with the preset content.
By adopting the technical scheme, the particle content in unit time is detected, and then the average value of the particle content in unit time is obtained, so that the accuracy of particle content detection can be improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the adjusting module controls the spraying amount of the spraying module according to the control signal, so that the spraying of the spraying module is adjusted according to wind power, and the control effect of raised dust can be improved.
2. When the construction site has a temporary shutdown state, the particle content of the construction site is less than the preset content, and the adjusting module controls the spraying module to stop spraying, so that the effect of saving water can be achieved.
3. In the windward direction, the raised dust is easy to diffuse outwards, and the spray header in the corresponding wind direction is controlled by the electric regulating valve to work in a second mode, so that a better dust suppression effect can be achieved; meanwhile, other spray headers work in a first mode, and the effect of saving water sources can be achieved.
Drawings
Fig. 1 is a block diagram of a monitoring device for a foundation pit construction site according to an embodiment of the present disclosure;
FIG. 2 is a schematic arrangement of a first head group and a second head group;
fig. 3 is a block diagram of a monitoring device for a foundation pit construction site according to another embodiment of the present disclosure.
Description of reference numerals: 1. a wind power detection module; 11. a wind direction sensor; 12. a wind speed sensor; 2. a processing module; 21. a processing unit; 22. a look-up table; 3. an adjustment module; 4. a spraying module; 5. raise dust monitoring module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to fig. 1-3 and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The embodiment of the application discloses foundation ditch job site monitoring devices. Referring to fig. 1, the monitoring device includes:
and the wind power detection module 1 is used for being connected with the processing module 2, detecting wind power in real time and outputting actual wind power.
And the processing module 2 is used for receiving the actual wind power, comparing the actual wind power with the preset wind power and outputting a control signal according to the comparison result.
And the adjusting module 3 is used for receiving the control signal and adjusting the spraying amount of the spraying module 4 according to the control signal.
And the spraying module 4 is used for spraying the field.
Specifically, the wind power detection module 1 detects wind power of a construction site to obtain actual wind power of the construction site, data detected by the wind power detection module 1 are sent to the processing module 2 in a wired or wireless transmission mode, the processing module 2 compares the actual wind power with preset wind power and outputs a control signal according to a comparison result, and the adjusting module 3 controls the spraying amount of the spraying module 4 according to the control signal.
For example, the preset wind power is set to 5 levels, the preset wind power is stored in a memory of the processing module 2, the wind power detection module 1 detects that the actual wind power of a construction site is 6 levels, the processing module 2 compares the 6 levels with the 5 levels to obtain that the actual wind power is greater than the preset wind power, the processing module 2 sends a control signal to the adjusting module 3, the adjusting module 3 increases the spraying amount of the spraying module 4, the spraying of the spraying module 4 is adjusted according to the wind power, and the control effect of dust emission can be improved.
In this example, the wind sensing module 1 includes a wind direction sensor 11 and a wind speed sensor 12, the actual wind includes a wind direction and an actual wind speed, the wind direction of the construction site is measured by the wind direction sensor 11, and the wind speed of the construction site is measured by the wind speed sensor 12. The spraying module 4 comprises a spraying head, the working mode of the spraying head comprises a first mode and a second mode, the spraying amount of the second mode of the spraying head is greater than that of the first mode of the spraying head, the adjusting module 3 is an electric adjusting valve, the electric adjusting valve is installed on a pipeline of the spraying head, and the working mode of the spraying head is controlled through the electric adjusting valve.
The processing module 2 comprises a processing unit 21 and a look-up table 22;
the processing unit 21 is configured to compare an actual wind speed with a predetermined wind speed, and output a first control signal if the actual wind speed is greater than the predetermined wind speed; and determining the spray header corresponding to the wind direction by inquiring the lookup table 22, and outputting a second control signal.
And the electric regulating valve is used for receiving the first control signal and the second control signal and controlling the spray header corresponding to the wind direction to enter a second mode to work according to the first control signal and the second control signal.
Referring to fig. 2, specifically, the spray header includes a first spray header group and a second spray header group, the first spray header group and the second spray header group are sequentially arranged around the foundation pit at intervals, and the electric control valve controls the first spray header group and the second spray header group to work respectively. For example, the enclosure around the foundation pit is rectangular, the four walls of the rectangular enclosure are located at the east, south, west and north, the first spray head group a1 and the second spray head group a2, the first spray head group b1 and the second spray head group b2, the first spray head group c1 and the second spray head group c2, and the first spray head group d1 and the second spray head group d2 are sequentially arranged on the enclosure, and each spray head group is controlled by one electric control valve.
For example, there is an existing wind direction a and a wind direction B, where wind direction a ranges from 22.5 degrees south-east to 22.5 degrees north-east and the ranges are stored in a look-up table; the wind direction B ranges from 22.5 degrees northeast to 67.5 degrees northeast and is stored in a look-up table. Assuming that the predetermined wind power is level 5, the detected wind speed at the construction site is level 6, the actual wind direction is 45 degrees northeast, the processing unit 21 receives the wind data, the actual wind speed is greater than the predetermined wind speed, the actual wind direction belongs to the range of the wind direction B, the nozzle groups corresponding to the wind direction B are the second nozzle group c2, the first nozzle group d1, the second nozzle group a2 and the first nozzle group B1, the processing unit 21 sends control signals to corresponding electric control valves, so that the second nozzle group c2, the first nozzle group d1, the second nozzle group a2 and the first nozzle group B1 operate in the second mode, and the first nozzle group a1, the second nozzle group B2, the first nozzle group c1 and the second nozzle group d2 operate in the first mode. When the wind speed is below 5 levels, all nozzle groups are operated in the first mode.
The detection shows that the wind speed of a construction site is 6-level, the actual wind direction is the east-righting direction, the processing unit 21 receives the wind data, the actual wind speed is larger than the preset wind speed, the actual wind direction belongs to the range of the wind direction A, the nozzle groups corresponding to the wind direction A are the first nozzle group c1, the second nozzle group c2, the first nozzle group a1 and the second nozzle group a2, the processing unit 21 sends control signals to corresponding electric control valves, so that the first nozzle group c1, the second nozzle group c2, the first nozzle group a1 and the second nozzle group a2 work in the second mode, and the first nozzle group b1, the second nozzle group b2, the first nozzle group d1 and the second nozzle group d2 work in the first mode. In the windward direction, the raised dust is easy to diffuse outwards, and the spray header in the corresponding wind direction is controlled by the electric regulating valve to work in a second mode, so that a better dust suppression effect can be achieved; meanwhile, other spray headers work in a first mode, and the effect of saving water sources can be achieved.
In another embodiment, referring to fig. 3, the monitoring device further comprises a fugitive dust monitoring module 5;
and the dust monitoring module 5 is used for being connected with the processing module 2, detecting the dust in the field in real time and outputting the particle content.
The processing module 2 is further configured to receive the particle content, compare the particle content with a predetermined content, and output a stop signal if the particle content is smaller than the predetermined content.
And the adjusting module 3 is also used for receiving a stop signal and controlling the spraying module 4 to stop spraying according to the stop signal.
Specifically, the dust monitoring module 5 measures the particle content of a construction site, and data detected by the dust monitoring module 5 is sent to the processing module 2 in a wired or wireless transmission mode. When there is temporary shutdown state in the job site, job site's granule content is lower, and raise dust monitoring module 5 passes this content to processing module 2, and processing module 2 compares granule content and predetermined content, and granule content is less than predetermined content, and adjusting module 3 controls and sprays module 4 and stop spraying, can play the effect of using water wisely.
The embodiment of the application also discloses a foundation pit construction site monitoring method. The monitoring method comprises the following steps:
s10: the wind power is detected and detected in real time through the wind power detection module 1, and the actual wind power is output to the processing module 2;
s11: the actual wind power is compared with the preset wind power through the processing module 2, and if the actual wind power is larger than the preset wind power, a control signal is output to the adjusting module 3;
s12: the adjusting module 3 adjusts the spraying amount of the spraying module 4 according to the control signal;
s13: the spraying module 4 sprays the field.
In another embodiment, the monitoring method further comprises:
s20: raise dust in the place is carried out real-time detection through raise dust monitoring module 5 to output particle content gives processing module 2.
S21: the processing module 2 compares the particle content with a predetermined content, and outputs a stop signal to the adjusting module 3 if the particle content is less than the predetermined content.
S22: the adjusting module 3 controls the spraying module 4 to stop spraying according to the stop signal.
In the present embodiment, S21 includes the following steps:
s210: and acquiring the real-time particle content of the raise dust monitoring module 5.
S211: calculating the average value of the particle content in unit time to obtain the actual content, and comparing the actual content with the preset content.
The foregoing is a preferred embodiment of the present application and is not intended to limit the scope of the application in any way, and any features disclosed in this specification (including the abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Claims (8)
1. The utility model provides a foundation ditch job site monitoring devices which characterized in that includes:
the wind power detection module (1) is connected with the processing module (2), detects wind power in real time and outputs actual wind power;
the processing module (2) is used for receiving actual wind power, comparing the actual wind power with preset wind power and outputting a control signal according to a comparison result;
the adjusting module (3) is used for receiving the control signal and adjusting the spraying amount of the spraying module (4) according to the control signal;
and the spraying module (4) is used for spraying the field.
2. The foundation pit construction site monitoring device of claim 1, further comprising:
the dust monitoring module (5) is connected with the processing module (2), detects dust in the field in real time and outputs the particle content;
the processing module (2) is also used for receiving the particle content, comparing the particle content with the preset content, and outputting a stop signal if the particle content is smaller than the preset content;
and the adjusting module (3) is also used for receiving a stop signal and controlling the spraying module (4) to stop spraying according to the stop signal.
3. The foundation pit construction site monitoring device according to claim 2, wherein the spray module (4) comprises a spray header, the working mode of the spray header comprises a first mode and a second mode, the spraying amount of the second mode of the spray header is larger than that of the first mode of the spray header, the adjusting module (3) is an electric adjusting valve, the electric adjusting valve is installed on a pipeline of the spray header, and the working mode of the spray header is controlled through the electric adjusting valve.
4. A foundation pit site monitoring device according to claim 3, characterized in that the actual wind comprises a wind direction and an actual wind speed, the processing module (2) comprising a processing unit (21) and a look-up table (22);
the processing unit (21) is used for comparing the actual wind speed with the preset wind speed, and outputting a first control signal if the actual wind speed is greater than the preset wind speed; determining a spray header corresponding to the wind direction by inquiring a lookup table (22), and outputting a second control signal;
and the electric regulating valve is used for receiving the first control signal and the second control signal and controlling the spray header corresponding to the wind direction to enter a second mode to work according to the first control signal and the second control signal.
5. The foundation pit construction site monitoring device according to claim 4, wherein the spray headers comprise a first spray header group and a second spray header group, the first spray header group and the second spray header group are sequentially arranged around the foundation pit at intervals, and the electric control valve respectively controls the first spray header group and the second spray header group to work.
6. A foundation pit site monitoring method which is applied to the foundation pit site monitoring apparatus according to any one of claims 2 to 5, comprising the steps of;
s10: the wind power is detected and detected in real time through the wind power detection module (1), and the actual wind power is output to the processing module (2);
s11: the actual wind power is compared with the preset wind power through the processing module (2), and if the actual wind power is larger than the preset wind power, a control signal is output to the adjusting module (3);
s12: the adjusting module (3) adjusts the spraying amount of the spraying module (4) according to the control signal;
s13: the spraying module (4) sprays the field.
7. The foundation pit construction site monitoring method according to claim 5, further comprising the steps of:
s20: the dust in the field is detected in real time through a dust monitoring module (5), and the particle content is output to a processing module (2);
s21: the processing module (2) compares the particle content with a preset content, and if the particle content is smaller than the preset content, a stop signal is output to the adjusting module (3);
s22: the adjusting module (3) controls the spraying module (4) to stop spraying according to the stop signal.
8. The foundation pit construction site monitoring method according to claim 7, wherein in S21, the method comprises the steps of:
s210: acquiring the real-time particle content of the raise dust monitoring module (5);
s211: calculating the average value of the particle content in unit time to obtain the actual content, and comparing the actual content with the preset content.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011402448.8A CN112323806A (en) | 2020-12-02 | 2020-12-02 | Foundation pit construction site monitoring device and monitoring method |
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| CN202011402448.8A CN112323806A (en) | 2020-12-02 | 2020-12-02 | Foundation pit construction site monitoring device and monitoring method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114699865A (en) * | 2022-04-15 | 2022-07-05 | 广州一建建设集团有限公司 | Foundation pit construction site monitoring device |
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| CN114699865B (en) * | 2022-04-15 | 2023-12-26 | 广州一建建设集团有限公司 | Foundation pit construction site monitoring device |
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Application publication date: 20210205 |