CN109166286A - A kind of substation's pit retaining monitoring alarm system and its alarming method by monitoring - Google Patents
A kind of substation's pit retaining monitoring alarm system and its alarming method by monitoring Download PDFInfo
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- CN109166286A CN109166286A CN201811092826.XA CN201811092826A CN109166286A CN 109166286 A CN109166286 A CN 109166286A CN 201811092826 A CN201811092826 A CN 201811092826A CN 109166286 A CN109166286 A CN 109166286A
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- foundation pit
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
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- Emergency Management (AREA)
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- General Physics & Mathematics (AREA)
- Alarm Systems (AREA)
Abstract
The present invention provides a kind of substation's pit retaining monitoring alarm system, the pit retaining monitoring alarm system includes signal acquisition unit, A/D converting unit, control processing unit, key-press input unit, storage unit, display unit, alarm unit, communication unit, the first power supply unit and the second power supply unit；The pit retaining monitoring alarm system detects the foundation pit virtual condition using multi-signal acquisition device, and analytical calculation is carried out by the control processing unit, it can find in time when an exception occurs and corresponding police instruction is issued by the alarm unit, while alarm signal is sent to by remote terminal by the communication unit.The present invention provides a kind of substation's pit retaining monitoring alarm system and method, can effectively raise the accuracy and reliability of foundation pit alarm.
Description
Technical field
The invention belongs to pit retaining monitoring technical field, in particular to a kind of substation's pit retaining monitoring alarm system and its monitoring
Alarm method.
Background technique
Foundation pit as substation's building foundation, the safety and stability of foundation pit be guarantee substation equipment safe operation premise it
One.With the continuous expansion of foundation pit construction scale, the accident that foundation pit construction causes also is increasing, it is therefore desirable to have to foundation pit
The monitoring and early warning of effect.Foundation pit alarm at present mainly uses audible alarm mode, and the live sound of general foundation pit construction is noisy,
So that alarm cannot be found in time sometimes, and then fail to take solution in time.
The present invention proposes a kind of pit retaining monitoring alarm system, is filtered using multi-signal acquisition method, and effectively,
Reduce signal interference, while being alarmed using light warning and telecommunication, effectively raise foundation pit alarm accuracy and can
By property.
Summary of the invention
The present invention provides a kind of substation's pit retaining monitoring alarm system and method, can effectively raise foundation pit alarm
Accuracy and reliability.
The present invention is specially a kind of substation's pit retaining monitoring alarm system, and the pit retaining monitoring alarm system includes that signal is adopted
Collect unit, A/D converting unit, control processing unit, key-press input unit, storage unit, display unit, alarm unit, communication
Unit, the first power supply unit and the second power supply unit, the signal acquisition unit respectively with the A/D converting unit, the control
Processing unit processed, first power supply unit are connected, the control processing unit also respectively with the A/D converting unit, institute
Key-press input unit, the storage unit, the display unit, the alarm unit, the communication unit is stated to be connected, it is described
Second power supply unit respectively with the A/D converting unit, the control processing unit, the key-press input unit, the storage
Unit, the display unit, the alarm unit, the communication unit are connected；The pit retaining monitoring alarm system is using more
Kind signal pickup assembly detects the foundation pit virtual condition, and carries out analytical calculation by the control processing unit,
It can find in time when an exception occurs and corresponding police instruction is issued by the alarm unit, while pass through the communication
Alarm signal is sent to remote terminal by unit.
The signal acquisition unit acquires the foundation pit deformation of wall amount using stay-supported type displacement sensor, using described
The deflection is transported to the control processing unit by A/D converting unit；
The signal acquisition unit acquires the foundation pit wall offset using laser range finder: by the laser range finder
Be mounted on the one side of the foundation pit wall, by the reflective mirror being fixed on benchmark metope calculate between distance, acquire twice
Distance difference be the foundation pit wall offset；The direct output digit signals of laser range finder to the control handles single
Member.
First power supply unit using constant-current source to the stay-supported type displacement sensor provide power supply, precision be thousand/
One, export 1mA electric current；
Second power supply unit includes battery and voltage transformation module, and the battery output voltage is 12V, respectively
It is single for the A/D converting unit, the control processing unit, the key-press input unit, the storage unit, the alarm
First, the described communication unit provides voltage, and the battery output voltage converts voltages into 5V by the voltage transformation module
Transport to the display unit.
The key-press input unit carries out parameter setting and information inquiry in conjunction with the storage unit, the display unit,
The parameter includes the first deflection alarming value, the second deflection alarming value, the first offset alarming value, the alarm of the second offset
Value.
The alarm unit includes relay and alarm lamp, and the control processing unit passes through relay control control
The alarm lamp issues police instruction, and the relay includes the first relay, the second relay, third relay, the report
Warning lamp has red light, amber light and green light respectively, and first relay, second relay, the third relay are controlled respectively
The working condition of the red light, the amber light, the green light is made, the red light, the amber light, the green light respectively correspond danger
Danger, early warning, safety signal.
Pit retaining monitoring alarm system detection alert data is uploaded to institute using 485 communication interfaces by the communication unit
Remote terminal is stated, so that staff can know the situation of the foundation pit much sooner.
The control processing unit carries out digital filtering to the data of acquisition using single-chip microcontroller, analyzes and determines, and with it is preparatory
The alarming value of setting is compared judgement, and then judges the foundation pit with the presence or absence of abnormal.
The present invention also provides a kind of measurement alarm method of substation's pit retaining monitoring alarm system, the measurement alarm method
Include the following steps:
Step (1): the foundation pit deformation of wall amount, the laser range finder are acquired by the stay-supported type displacement sensor
Acquire the foundation pit wall offset；
Step (2): the foundation pit deformation of wall amount carries out A/D conversion by the A/D converting unit；
Step (3): the control processing unit carries out digital filtering, filtering interference signals to the data of acquisition；
Step (4): the foundation pit deformation of wall amount is compared with the first deflection alarming value, if more than described
One deflection alarming value, controls the first relay closure, and the alarm unit red light is bright；If no more than first deformation
Alarming value is measured, (5) are entered step；
Step (5): the foundation pit deformation of wall amount is compared with the second deflection alarming value, if more than described
Two deflection alarming values, control the second relay closure, and the alarm unit amber light is bright；If no more than second deformation
Measure alarming value；
Step (6): the foundation pit wall offset is compared with the first offset alarming value, if more than described
One offset alarming value, controls the first relay closure, and the alarm unit red light is bright；If no more than first offset
Alarming value is measured, (7) are entered step；
Step (7): the foundation pit wall offset is compared with the second offset alarming value, if more than described
Two offset alarming values, control the second relay closure, and the alarm unit amber light is bright；If no more than second offset
Alarming value is measured, the third relay closure, the alarm unit green light are controlled；
Step (8): the data of acquisition and alarm signal are uploaded to the remote terminal by the communication unit.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of substation's pit retaining monitoring alarm system of the present invention.
Fig. 2 is a kind of flow chart of substation's pit retaining monitoring alarm system alarming method by monitoring of the present invention.
Specific embodiment
A kind of specific embodiment of substation's pit retaining monitoring alarm system of the present invention is done with reference to the accompanying drawing and is explained in detail
It states.
As shown in Figure 1, pit retaining monitoring alarm system of the invention includes signal acquisition unit, A/D converting unit, at control
Unit, key-press input unit, storage unit, display unit, alarm unit, communication unit, the first power supply unit and second is managed to supply
Electric unit, the signal acquisition unit are single with the A/D converting unit, the control processing unit, first power supply respectively
Member is connected, and the control processing unit is also single with the A/D converting unit, the key-press input unit, the storage respectively
First, the described display unit, the alarm unit, the communication unit are connected, second power supply unit respectively with the A/D
Converting unit, the control processing unit, the key-press input unit, the storage unit, the display unit, the alarm
Unit, the communication unit are connected；The pit retaining monitoring alarm system is real to the foundation pit using multi-signal acquisition device
Border state is detected, and carries out analytical calculation by the control processing unit, can be found in time simultaneously when an exception occurs
Corresponding police instruction is issued by the alarm unit, while alarm signal is sent to by long-range end by the communication unit
End.
The signal acquisition unit acquires the foundation pit deformation of wall amount using stay-supported type displacement sensor, using described
The deflection is transported to the control processing unit by A/D converting unit；
The signal acquisition unit acquires the foundation pit wall offset using laser range finder: by the laser range finder
Be mounted on the one side of the foundation pit wall, by the reflective mirror being fixed on benchmark metope calculate between distance, acquire twice
Distance difference be the foundation pit wall offset；The direct output digit signals of laser range finder to the control handles single
Member.
First power supply unit using constant-current source to the stay-supported type displacement sensor provide power supply, precision be thousand/
One, export 1mA electric current；
Second power supply unit includes battery and voltage transformation module, and the battery output voltage is 12V, respectively
It is single for the A/D converting unit, the control processing unit, the key-press input unit, the storage unit, the alarm
First, the described communication unit provides voltage, and the battery output voltage converts voltages into 5V by the voltage transformation module
Transport to the display unit.
The key-press input unit carries out parameter setting and information inquiry in conjunction with the storage unit, the display unit,
The parameter includes the first deflection alarming value, the second deflection alarming value, the first offset alarming value, the alarm of the second offset
Value.
The alarm unit includes relay and alarm lamp, and the control processing unit passes through relay control control
The alarm lamp issues police instruction, and the relay includes the first relay, the second relay, third relay, the report
Warning lamp has red light, amber light and green light respectively, and first relay, second relay, the third relay are controlled respectively
The working condition of the red light, the amber light, the green light is made, the red light, the amber light, the green light respectively correspond danger
Danger, early warning, safety signal.
Pit retaining monitoring alarm system detection alert data is uploaded to institute using 485 communication interfaces by the communication unit
Remote terminal is stated, so that staff can know the situation of the foundation pit much sooner.
The control processing unit carries out digital filtering to the data of acquisition using single-chip microcontroller, analyzes and determines, and with it is preparatory
The alarming value of setting is compared judgement, and then judges the foundation pit with the presence or absence of abnormal.
As shown in Fig. 2, the present invention also provides a kind of measurement alarm method of substation's pit retaining monitoring alarm system, the survey
Amount alarm method includes the following steps:
Step (1): the foundation pit deformation of wall amount, the laser range finder are acquired by the stay-supported type displacement sensor
Acquire the foundation pit wall offset；
Step (2): the foundation pit deformation of wall amount carries out A/D conversion by the A/D converting unit；
Step (3): the control processing unit carries out digital filtering, filtering interference signals to the data of acquisition；
Step (4): the foundation pit deformation of wall amount is compared with the first deflection alarming value, if more than described
One deflection alarming value, controls the first relay closure, and the alarm unit red light is bright；If no more than first deformation
Alarming value is measured, (5) are entered step；
Step (5): the foundation pit deformation of wall amount is compared with the second deflection alarming value, if more than described
Two deflection alarming values, control the second relay closure, and the alarm unit amber light is bright；If no more than second deformation
Measure alarming value；
Step (6): the foundation pit wall offset is compared with the first offset alarming value, if more than described
One offset alarming value, controls the first relay closure, and the alarm unit red light is bright；If no more than first offset
Alarming value is measured, (7) are entered step；
Step (7): the foundation pit wall offset is compared with the second offset alarming value, if more than described
Two offset alarming values, control the second relay closure, and the alarm unit amber light is bright；If no more than second offset
Alarming value is measured, the third relay closure, the alarm unit green light are controlled；
Step (8): the data of acquisition and alarm signal are uploaded to the remote terminal by the communication unit.
Finally it should be noted that only illustrating technical solution of the present invention rather than its limitations in conjunction with above-described embodiment.Institute
The those of ordinary skill in category field is it is to be understood that those skilled in the art can repair a specific embodiment of the invention
Change or equivalent replacement, but these modifications or change are being applied among pending claims.
Claims (8)
1. a kind of substation's pit retaining monitoring alarm system, which is characterized in that the pit retaining monitoring alarm system includes signal acquisition
Unit, A/D converting unit, control processing unit, key-press input unit, storage unit, display unit, alarm unit, communication unit
Member, the first power supply unit and the second power supply unit, the signal acquisition unit respectively with the A/D converting unit, the control
Processing unit, first power supply unit are connected, the control processing unit also respectively with the A/D converting unit, described
Key-press input unit, the storage unit, the display unit, the alarm unit, the communication unit are connected, and described
Two power supply units are single with the A/D converting unit, the control processing unit, the key-press input unit, the storage respectively
First, the described display unit, the alarm unit, the communication unit are connected；The pit retaining monitoring alarm system is using a variety of
Signal pickup assembly detects the foundation pit virtual condition, and carries out analytical calculation by the control processing unit, when
It can be found in time when being abnormal and corresponding police instruction is issued by the alarm unit, while pass through the communication unit
Alarm signal is sent to remote terminal by member.
2. a kind of substation's pit retaining monitoring alarm system according to claim 1, which is characterized in that the signal acquisition list
Member acquires the foundation pit deformation of wall amount using stay-supported type displacement sensor, using the A/D converting unit by the deformation
Amount transports to the control processing unit；
The signal acquisition unit acquires the foundation pit wall offset using laser range finder: the laser range finder is installed
In the one side of the foundation pit wall, by the reflective mirror being fixed on benchmark metope calculate between distance, acquire twice away from
Deviation value is the foundation pit wall offset；The direct output digit signals of laser range finder are to the control processing unit.
3. a kind of substation's pit retaining monitoring alarm system according to claim 2, which is characterized in that first power supply is single
Member provides power supply to the stay-supported type displacement sensor using constant-current source, and precision is one thousandth, exports 1mA electric current；
Second power supply unit includes battery and voltage transformation module, and the battery output voltage is 12V, respectively institute
State A/D converting unit, the control processing unit, the key-press input unit, the storage unit, the alarm unit, institute
It states communication unit and voltage is provided, the battery output voltage converts voltages into 5V by the voltage transformation module and transports to institute
State display unit.
4. a kind of substation's pit retaining monitoring alarm system according to claim 3, which is characterized in that the key-press input list
Member carries out parameter setting and information inquiry in conjunction with the storage unit, the display unit, and the parameter includes the first deflection
Alarming value, the second deflection alarming value, the first offset alarming value, the second offset alarming value.
5. a kind of substation's pit retaining monitoring alarm system according to claim 4, which is characterized in that the alarm unit packet
Relay and alarm lamp are included, the control processing unit controls the alarm lamp and issue to alarm by relay control to be referred to
Show, the relay include the first relay, the second relay, third relay, the alarm lamp have respectively red light, amber light and
Green light, first relay, second relay, the third relay control the red light, the amber light, institute respectively
The working condition of green light is stated, the red light, the amber light, the green light respectively correspond danger, early warning, safety signal.
6. a kind of substation's pit retaining monitoring alarm system according to claim 5, which is characterized in that the communication unit is adopted
Pit retaining monitoring alarm system detection alert data is uploaded to the remote terminal with 485 communication interfaces, so as to the people that works
Member can know the situation of the foundation pit much sooner.
7. a kind of substation's pit retaining monitoring alarm system according to claim 6, which is characterized in that the control processing is single
Member carries out digital filtering using data of the single-chip microcontroller to acquisition, analyzes and determines, and is compared and sentences with pre-set alarming value
It is disconnected, and then judge the foundation pit with the presence or absence of abnormal.
8. the alarming method by monitoring of substation's pit retaining monitoring alarm system according to any one of claims 1-7,
It is characterized in that, the measurement alarm method includes the following steps:
Step (1): the foundation pit deformation of wall amount, the laser range finder acquisition are acquired by the stay-supported type displacement sensor
The foundation pit wall offset；
Step (2): the foundation pit deformation of wall amount carries out A/D conversion by the A/D converting unit；
Step (3): the control processing unit carries out digital filtering, filtering interference signals to the data of acquisition；
Step (4): the foundation pit deformation of wall amount is compared with the first deflection alarming value, is become if more than described first
Shape amount alarming value, controls the first relay closure, and the alarm unit red light is bright；If being not more than the first deflection report
Alert value, enters step (5)；
Step (5): the foundation pit deformation of wall amount is compared with the second deflection alarming value, is become if more than described second
Shape amount alarming value, controls the second relay closure, and the alarm unit amber light is bright；If being not more than the second deflection report
Alert value；
Step (6): the foundation pit wall offset is compared with the first offset alarming value, partially if more than described first
Shifting amount alarming value, controls the first relay closure, and the alarm unit red light is bright；If being not more than the first offset report
Alert value, enters step (7)；
Step (7): the foundation pit wall offset is compared with the second offset alarming value, partially if more than described second
Shifting amount alarming value, controls the second relay closure, and the alarm unit amber light is bright；If being not more than the second offset report
Alert value controls the third relay closure, the alarm unit green light；
Step (8): the data of acquisition and alarm signal are uploaded to the remote terminal by the communication unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811092826.XA CN109166286A (en) | 2018-09-18 | 2018-09-18 | A kind of substation's pit retaining monitoring alarm system and its alarming method by monitoring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811092826.XA CN109166286A (en) | 2018-09-18 | 2018-09-18 | A kind of substation's pit retaining monitoring alarm system and its alarming method by monitoring |
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| CN201811092826.XA Pending CN109166286A (en) | 2018-09-18 | 2018-09-18 | A kind of substation's pit retaining monitoring alarm system and its alarming method by monitoring |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110965540A (en) * | 2019-11-27 | 2020-04-07 | 新乡学院 | Deep foundation pit monitoring and early warning system |
| CN110965593A (en) * | 2019-12-24 | 2020-04-07 | 河南拓朴工程咨询有限公司 | Foundation pit deformation real-time monitoring system |
| CN114322959A (en) * | 2022-01-06 | 2022-04-12 | 中国电建集团福建工程有限公司 | Construction safety monitoring system and construction method of large underground high-voltage transformer substation |
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| CN108413880A (en) * | 2018-01-31 | 2018-08-17 | 乐清市建设监理有限公司 | A kind of foundation pit displacement automatic monitoring system and its method |
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| CN102494619A (en) * | 2011-12-20 | 2012-06-13 | 中建八局第一建设有限公司 | Laser monitoring and alarming system for deep foundation pit displacement |
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