CN109035691A - A kind of construction site danger area monitoring system - Google Patents
A kind of construction site danger area monitoring system Download PDFInfo
- Publication number
- CN109035691A CN109035691A CN201810969475.XA CN201810969475A CN109035691A CN 109035691 A CN109035691 A CN 109035691A CN 201810969475 A CN201810969475 A CN 201810969475A CN 109035691 A CN109035691 A CN 109035691A
- Authority
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- China
- Prior art keywords
- radio
- construction site
- frequency card
- signal
- handling component
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Classifications
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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
- G08B21/02—Alarms for ensuring the safety of persons
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
Abstract
The invention discloses a kind of construction site danger area monitoring systems, belong to field of security systems, it solves some of the staff and does not enter construction site danger zone because there is no attention warning sign, the problem of so as to cause safety accident generation, its key points of the technical solution are that including computer, the computer telecommunication number is connected with reader, the computer telecommunication number is connected with radio-frequency card, the reader is placed in the danger area of construction site, when the radio-frequency card enters the overlay area of radiofrequency signal, the radio-frequency card activates and the information in radio-frequency card is transmitted to reader, alarming device is fixedly connected in the safety cap, the alarming device is connect with radio-frequency card electric signal, when radio-frequency card activation, the alarming device issues alarm signal, structure of the invention is reasonable, when radio-frequency card activation, alarming device issues alarm signal to remind people Member enters construction site danger area, so that reducing personnel does not enter construction site danger area, and then reduces safety accident.
Description
Technical field
The present invention relates to a kind of security systems, more specifically, it relates to a kind of construction site danger area monitoring system.
Background technique
With the quickening of China's Urbanization Construction process, capital construction scale increases year by year, the engineering day that difficulty of construction is big
Benefit increases, and engineering technology risk becomes increasingly conspicuous, and safety accident frequently occurs, and causes serious appointment Loss of Life and property.
Especially some construction site danger zones, even if there is warning sign, but possible some of the staff pay attention to because not having due to do not enter building
Building site danger zone, so as to cause safety accident generation.
Summary of the invention
In view of the deficienciess of the prior art, the invention reside in a kind of construction site danger area monitoring system is provided, when penetrating
Alarming device issues alarm signal to remind personnel to enter construction site danger area when frequency card activation, does not enter to build to reduce personnel
Building site danger area is built, and then reduces safety accident.
To achieve the above object, the present invention provides the following technical scheme that a kind of construction site danger area monitoring system,
It is characterized in, comprising: reader is placed in the danger area of construction site and effective workspace of its radiofrequency signal is by construction site
Danger area covering；Safety cap is fixedly connected with alarming device and provides the power supply of electric energy；Radio-frequency card is fixedly connected on safety cap
And it is connect with reader wireless signal, radio-frequency card storage inside has the personal information of safety cap user；Computer is installed on
It is connect in control room and with reader electric signal, computer is received, handled and the data of journal reader transmission；When described
Radio-frequency card enters effective workspace of radiofrequency signal, and the radio-frequency card activates and the information in radio-frequency card is transmitted to reading
Device, the reader read the personal information of user and are transmitted to computer；When the radio-frequency card activates, the warning is filled
Set sending alarm signal.
By using above-mentioned technical proposal, when entering construction site danger area with the personnel of safety cap, radio-frequency card enters
Induced current is generated when effective workspace of the radiofrequency signal of reader, radio-frequency card obtains energy and is activated, after radio-frequency card activation
Information in it is transmitted to reader, the information in frequency card is transmitted to computer and is handled and recorded by reader, from
And allows to control indoor personnel and found that worker enters construction site danger area in time；The alarming device when radio-frequency card activation
It issues alarm signal and comes into construction site danger area to remind, so that reducing personnel does not enter construction site danger area, in turn
Reduce safety accident.
The present invention is further arranged to: the alarming device includes data handling component and micro-burst motor, the number
It is connect according to processing component with radio frequency card signal；When the radio-frequency card activates, the data handling component controls micro-burst motor
Starting.
By using above-mentioned technical proposal, when the personnel with safety cap enter construction site danger area, radio-frequency card swashs
Living, data handling component control micro-burst motor starts and generates vibration, and micro-burst motor drives safety cap vibration, makes
Personnel can be more obvious reception alarm signal.
The present invention is further arranged to: the safety cap has multiple and is divided into two classes, respectively a kind of cap and two class caps,
Timing means is installed in one kind cap, the timing means includes timer, the timer and data handling component electricity
Signal connection, the timer timing simultaneously export clocking value to data handling component, and the data handling component is preset with default
Value；When the radio-frequency card activates, the data handling component control timer is started to work, when clocking value reaches preset value, institute
Data handling component control micro-burst motor is stated to stop.
Staff constructs sometimes for construction site danger area is entered, and can ceaselessly issue in safety cap in danger area
Vibration is to influence staff's construction, and by using above-mentioned technical proposal, the staff into construction site danger area wears
A kind of cap is worn, radio-frequency card activates when the staff for wearing a kind of cap enters danger area construction, and data handling component control is fixed
When device start timing while controlling micro-burst motor work, into after spending the preset value time, data handling component controls miniature vibration
Dynamic motor stops, so that lasting vibration be avoided to influence staff's construction.
The present invention is further arranged to: the data handling component is pre-stored with distress signal, the data handling component
It is electrically connected with trigger device, the data handling component is electrically connected with the data transmission module of transmitting distress signal；The calculating
Dynamoelectric signal is connected with the data reception module for receiving signal, and received signal is delivered to meter by the data reception module
Calculation machine, the computer are pre-stored with distress signal, and the computer is electrically connected with combined aural and visual alarm, the combined aural and visual alarm peace
Loaded in control room；When the trigger device triggers, the data handling component control data transmission module emits distress signal；
The computer compares data reception module received signal and pre-stored distress signal, when the data reception module connects
The signal of receipts is identical as pre-stored distress signal, the computer control combined aural and visual alarm work.
By using above-mentioned technical proposal, when safety accident occurs, personnel can be by starting trigger device, to send out
Distress signal is penetrated, computer compares data reception module received signal and pre-stored distress signal, works as data reception
Block received signal is identical as pre-stored distress signal, and computer controls combined aural and visual alarm work, make remaining personnel can and
When discovery safety accident occur, provide for the wounded and timely succour.
The present invention is further arranged to: the trigger device include triggering conducting wire, the triggering conducting wire both ends respectively with electricity
The positive and negative anodes in source are electrically connected, and the triggering conducting wire is in series with current detection means, the current detection means and data processing group
Current detection value is sent to data handling component by part electrical connection, the current detection means, and the data handling component prestores
Trigger value is contained, when current detection value is less than trigger value, the data handling component control data transmission module transmitting emergency
Signal.
By using above-mentioned technical proposal, when safety accident occurs, will triggering conducting wire pull apart, thus make trigger conducting wire without
Method is conductive, and the electric current in the triggering conducting wire of current detection means detection at this time is 0, and current detection value is less than trigger value, data processing
Component control emits distress signal according to processing component control data transmission module.
The present invention is further arranged to: the safety cap includes cap shell, hat lining and chin belt, and the hat lining is fixedly connected on
In cap shell, the chin belt both ends are fixedly connected with cap shell, and the alarming device and radio-frequency card are fixedly connected on hat lining.
Alarming device and radio-frequency card are fixedly connected in cap shell to the structural strength that can reduce cap shell, to reduce safety cap
Protective capacities alarming device and radio-frequency card are fixedly connected on hat lining by using above-mentioned technical proposal, cap shell will not be reduced
Structural strength, make the stronger impact of safety cap, make the protection effect of safety cap more preferably.
The present invention is further arranged to: the triggering conducting wire is embedded in cap shell, and the triggering conducting wire is helically arranged simultaneously
And it is covered with cap shell.
By using above-mentioned technical proposal, when safety accident, which occurs, causes cap shell to rupture, the triggering inlayed in cap shell is led
Thread breakage sends an SOS so that trigger device be made to trigger, and sends an SOS automatically when cap shell rupture.
The present invention is further arranged to: the hat lining and the close position of user's ear are fixedly connected with mounting blocks, institute
Mounting blocks are stated in hollow setting, the micro-burst motor is fixedly connected in mounting blocks.
By using above-mentioned technical proposal, makes micro-burst motor closer to ear, can receive user miniature
The sound wave that vibrating motor vibration generates, so that alarm signal be made to be more easier to be received by user.
The present invention is further arranged to: the triggering conducting wire is in series with signal lamp, and the signal lamp is embedded in cap shell.
By using above-mentioned technical proposal, triggering conductor loading is acted on using signal lamp, and signal lamp inspection can be passed through
Survey whether triggering conducting wire opens a way, when later period maintenance facilitates discharge failure.
The present invention is further arranged to: the color of one kind cap and two class caps is different.
By using above-mentioned technical proposal, a kind of cap of more convenient differentiation and two class caps.
In conclusion the invention has the following advantages:
First, radio-frequency card obtains energy and is activated when entering construction site danger area with the personnel of safety cap, when radio-frequency card swashs
Alarming device issues alarm signal to remind personnel to enter construction site danger area, so that reducing personnel does not enter construction site when living
Danger area, and then reduce safety accident；
Second, radio-frequency card obtains energy and is activated when entering construction site danger area with the personnel of safety cap, radio-frequency card activation
The information in it is transmitted to reader afterwards, the information in frequency card is transmitted to computer and recorded by reader, thus in time
It was found that there is worker to enter construction site danger area；
Third, triggering conducting wire is embedded in cap shell, the triggering inlayed when safety accident, which occurs, causes cap shell to rupture, in cap shell
Wire fracture sends an SOS so that trigger device be made to trigger, and sends an SOS automatically when cap shell rupture.
Detailed description of the invention
Fig. 1 is the line frame graph of the present embodiment；
Fig. 2 is the circuit diagram that the present embodiment is used to show trigger device；
Fig. 3 is the perspective view that the present embodiment is used to show safety cap.
Appended drawing reference: 1, computer；2, reader；3, radio-frequency card；4, alarming device；41, data handling component；42, micro-
Type vibrating motor；43, timer；5, emergency device；51, data reception module；52, data transmission module；53, trigger device；
531, signal lamp；532, current detection means；533, conducting wire is triggered；54, combined aural and visual alarm；6, power supply；7, safety cap；71, cap
Shell；72, hat lining；721, mounting blocks；73, chin belt.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；It is retouched in of the invention
In stating, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore positional relationship is described in attached drawing
Term only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
A kind of construction site danger area monitoring system, as shown in Figure 1, mainly including computer 1, reader 2 and being equipped with
The safety cap 7(of radio-frequency card 3 is referring to Fig. 3).Reader 2 is connect with computer 1 by electric signal, and reader 2, which is fixedly connected on, to be built
The effective workspace for building the middle position in building site danger area and the radiofrequency signal of reader 2 covers construction site danger area.
Radio-frequency card 3 is connect with 2 wireless signal of reader, and 3 storage inside of radio-frequency card has the personal information of 7 user of safety cap.Computer 1
It is installed in control room and is connect with 2 electric signal of reader, the number that computer 1 is received, handled and journal reader 2 transmits
According to.When radio-frequency card 3 enters the overlay area of radiofrequency signal, radio-frequency card 3 generates sense when entering the radiofrequency signal region of reader 2
Electric current is answered, radio-frequency card 3 obtains energy and is activated, and the information in it is transmitted to reader 2 after the activation of radio-frequency card 3, and reader 2 is read
3 storage inside of radio-frequency card is taken to have the personal information of 7 user of safety cap and be transmitted to the personal information of 7 user of safety cap
Computer 1 is handled and is recorded, when the personnel for wearing the safety cap 7 for being equipped with radio-frequency card 3 enter construction site danger area
When interior, control Room management personnel is made to find have worker to enter construction site danger area in time, and know the personnel of entrance
Personal information.
As shown in Figure 1, not entering construction site danger zone to reduce unfamiliar personnel, it is equipped in safety cap 7
Alarming device 4.Alarming device 4 includes mainly the data handling component 41 and data handling component connecting with 3 electric signal of radio-frequency card
Micro-burst motors 42 of 41 electrical connections and be the above-mentioned power supply 6 for providing electric energy, power supply 6 is lithium battery.When radio-frequency card 3 activates
When data handling component 41 pass through relay control micro-burst motor 42 start.When the personnel with safety cap 7 enter building
When the danger zone of building site, radio-frequency card 3 by reader 2 radiofrequency signal and activate, data handling component 41 controls miniature at this time
Vibrating motor 42 starts, and micro-burst motor 42 drives safety cap 7 to vibrate, and so that personnel is significantly received alarm signal, mentions
The person of leting others have a look at comes into construction site danger zone.
As shown in Figure 1, staff needs to enter the construction of construction site danger area sometimes, and in safety cap 7 in danger area
Vibration can be issued ceaselessly to influence staff's construction, in order to avoid lasting vibration influences staff's construction, will pacified
Full cap 7 divides for a kind of cap and two class caps, and the difference of a kind of cap and two class caps, which essentially consists in a kind of cap, is equipped with timing means.It is fixed
When device include timer 43, timer 43 is connect with 41 electric signal of data handling component, and 43 timing of timer simultaneously exports timing
For value to data handling component 41, data handling component 41 is preset with preset value, preset value 5S.The data when radio-frequency card 3 activates
The work of 41 control timer 43 of processing component, 41 control timer 43 of data handling component starts timing while controlling miniature at this time
Vibrating motor 42 works；When clocking value reaches 5S, data handling component 41, which controls micro-burst motor 42, to be stopped, to avoid
Lasting vibration influences staff's construction.For a kind of cap of more convenient differentiation and two class caps, make a kind of cap and two class caps
Color is different.
As shown in Figure 1, further including emergency device 5 in monitoring system for the safety for the safeguard work personnel that improve.Emergency dress
Setting 5 includes that data reception module 51, the trigger device being installed on safety cap 7 53 and data transmitting mould are electrically connected with computer 1
Block 52.Data handling component 41 is pre-stored with distress signal, and data transmission module 52 is connect with 41 electric signal of data handling component,
Data transmission module 52 is for emitting distress signal.Trigger device 53 is connect with 41 electric signal of data handling component, when triggering fills
When setting 53 triggering, data handling component 41 controls data transmission module 52 and emits distress signal.Data reception module 51 receives simultaneously
Received signal is delivered in computer 1, computer 1 believes 51 received signal of data reception module and pre-stored emergency
Number comparison, 1 electric signal of computer is connected with combined aural and visual alarm 54, when 51 received signal of data reception module is asked with what is be pre-stored
It is identical to rescue signal, computer 1 controls combined aural and visual alarm 54 and works.When safety accident occurs, personnel can be triggered by starting
Device 53, to emit distress signal.Computer 1 is by 51 received signal of data reception module and pre-stored distress signal pair
Than when 51 received signal of data reception module is identical as pre-stored distress signal, computer 1 controls combined aural and visual alarm 54
Work, allows remaining personnel timely to find safety accident, provides for the wounded and timely succour.
As shown in Fig. 2, trigger device 53 includes triggering conducting wire 533, current detection means 532 and signal lamp 531.Triggering is led
533 both ends of line are electrically connected with the positive and negative anodes of power supply 6 respectively, and current detection means 532 and signal lamp 531 are series at triggering conducting wire
On 533, current detection means 532 is electrically connected with data handling component 41, and current detection value is sent to by current detection means 532
Data handling component 41, data handling component 41 are pre-stored with trigger value, when current detection value is less than trigger value, data processing
Component 41 controls data transmission module 52 and emits distress signal.When normal condition, power supply 6 be signal lamp 531 provide electric energy to
Signal lamp 531 is lighted, the size of current triggered in conducting wire 533 at this time is greater than trigger value, when triggering the fracture of conducting wire 533, triggering
Conducting wire 533 can not be conductive, and the electric current in the triggering conducting wire 533 of the detection of current detection means 532 at this time is 0, and current detection value is less than
Trigger value, so that trigger device 53 be made to trigger, the control of data handling component 41 is sent out according to processing component control data transmission module 52
Penetrate distress signal.
As shown in figure 3, safety cap 7 includes cap shell 71, hat lining 72 and chin belt 73, hat lining 72 is fixedly connected on cap shell 71
Interior, 73 both ends of chin belt are fixedly connected with cap shell 71.Data handling component 41 is the integrated circuit with MCU, radio-frequency card 3, number
It is fixedly connected in hat lining 72 according to transmitting module 52, timer 43, current detection means 532 and data handling component 41 close to making
The position of user's back side of head.Integrally formed with mounting blocks 721, mounting blocks 721 are in for hat lining 72 and the close position of user's ear
Hollow setting, micro-burst motor 42 are bolted to connection in mounting blocks 721.Make micro-burst motor 42 closer to
Ear makes user can receive the sound wave that the vibration of micro-burst motor 42 generates, so that alarm signal be made to be more easier to be made
User receives.Triggering conducting wire 533 is embedded in cap shell 71, and triggering conducting wire 533 is helically arranged and is covered with cap shell 71.Work as hair
When raw safety accident causes cap shell 71 to rupture, the triggering conducting wire 533 inlayed in cap shell 71 is broken, so that trigger device 53 be made to touch
Hair, sends an SOS, and sends an SOS automatically when cap shell 71 ruptures.
Specific working mode: when the personnel for wearing the safety cap 7 for being equipped with radio-frequency card 3 enter in the danger area of construction site
When, radio-frequency card 3 enters the overlay area of radiofrequency signal, and radio-frequency card 3 generates induced electricity when entering the radiofrequency signal region of reader 2
Stream, radio-frequency card 3 obtain energy and are activated, and the information in it is transmitted to reader 2 after the activation of radio-frequency card 3, and reader 2 blocks frequency
Interior information is transmitted to computer 1 and is recorded, and administrative staff is made to find have worker to enter construction site danger area in time；Radio frequency
When 3 acquisition energy of card is activated, data handling component 41 controls micro-burst motor 42 and starts.Micro-burst motor 42 drives peace
Full cap 7 vibrates, and so that personnel is significantly received alarm signal, prompt person comes into construction site danger zone.
A kind of cap, when radio-frequency card 3 activates, 41 control timer 43 of data handling component works, at this time data handling component
41 control timers 43 start timing and control the work of micro-burst motor 42 simultaneously；When clocking value reaches 5S, data processing group
Part 41, which controls micro-burst motor 42, to be stopped, so that lasting vibration be avoided to influence staff's construction.
When safety accident, which occurs, causes cap shell 71 to rupture, the triggering conducting wire 533 inlayed in cap shell 71 is broken, and triggers conducting wire
533 can not be conductive, and the electric current in the triggering conducting wire 533 of the detection of current detection means 532 at this time is 0, and current detection value is less than triggering
Value, so that trigger device 53 be made to trigger, data handling component 41 controls data transmission module 52 and emits distress signal.Data receiver
Module 51 receives and received signal is delivered in computer 1, and computer 1 is by 51 received signal of data reception module and in advance
The distress signal of storage compares, and when 51 received signal of data reception module is identical as pre-stored distress signal, computer 1 is controlled
Combined aural and visual alarm 54 processed works, and so that remaining personnel is timely found safety accident, provides for the wounded and timely succour.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (10)
1. a kind of construction site danger area monitoring system, it is characterized in that: including:
Reader (2), is placed in the danger area of construction site and effective workspace of its radiofrequency signal is dangerous by construction site
Area's covering；
Safety cap (7) is fixedly connected with alarming device (4) and provides the power supply (6) of electric energy；
Radio-frequency card (3) is fixedly connected on safety cap (7) and connect with reader (2) wireless signal, deposits inside radio-frequency card (3)
Contain the personal information of safety cap (7) user；
Computer (1) is installed in control room and connect with reader (2) electric signal, computer (1) receive, handle and
The data of journal reader (2) transmission；
When the radio-frequency card (3) enter effective workspace of radiofrequency signal, the radio-frequency card (3) activation and by radio-frequency card (3)
Interior information is transmitted to reader (2), and the reader (2) reads the personal information of user and is transmitted to computer (1)；
When the radio-frequency card (3) are activated, the alarming device (4) issues alarm signal.
2. a kind of construction site danger area monitoring system according to claim 1, it is characterized in that: the alarming device (4)
Including data handling component (41) and micro-burst motor (42), the data handling component (41) and radio-frequency card (3) signal connect
It connects；
When the radio-frequency card (3) are activated, data handling component (41) control micro-burst motor (42) starts.
3. a kind of construction site danger area monitoring system according to claim 2, it is characterized in that: the safety cap (7) has
Multiple and be divided into two classes, respectively a kind of cap and two class caps are equipped with timing means, the timing means in one kind cap
Including timer (43), the timer (43) connect with data handling component (41) electric signal, timer (43) timing
And clocking value is exported to data handling component (41), the data handling component (41) is preset with preset value；
When the radio-frequency card (3) are activated, data handling component (41) control timer (43) is started to work, when clocking value reaches
To preset value, data handling component (41) control micro-burst motor (42) stops.
4. a kind of construction site danger area monitoring system according to claim 2, it is characterized in that: the data handling component
(41) it is pre-stored with distress signal, the data handling component (41) is electrically connected with trigger device (53), the data processing group
Part (41) is electrically connected with the data transmission module (52) of transmitting distress signal；
Computer (1) electric signal is connected with the data reception module (51) for receiving signal, the data reception module
(51) received signal is delivered to computer (1), the computer (1) is pre-stored with distress signal, computer (1) electricity
It is connected with combined aural and visual alarm (54), the combined aural and visual alarm (54) is installed in control room；
When the trigger device (53) are triggered, data handling component (41) control data transmission module (52) the transmitting emergency is believed
Number；
The computer (1) compares data reception module (51) received signal and pre-stored distress signal, when the number
Identical as pre-stored distress signal according to receiving module (51) received signal, the computer (1) controls combined aural and visual alarm
(54) it works.
5. a kind of construction site danger area monitoring system according to claim 4, it is characterized in that: the trigger device (53)
Including triggering conducting wire (533), described triggering conducting wire (533) both ends are electrically connected with the positive and negative anodes of power supply (6) respectively, and the triggering is led
Line (533) is in series with current detection means (532), and the current detection means (532) is electrically connected with data handling component (41),
Current detection value is sent to data handling component (41) by the current detection means (532), the data handling component (41)
It is pre-stored with trigger value, when current detection value is less than trigger value, the data handling component (41) controls data transmission module
(52) emit distress signal.
6. a kind of construction site danger area monitoring system according to claim 5, it is characterized in that: the safety cap (7) wraps
Cap shell (71), hat lining (72) and chin belt (73) are included, the hat lining (72) is fixedly connected in cap shell (71), the chin belt
(73) both ends are fixedly connected with cap shell (71), and the alarming device (4) and radio-frequency card (3) are fixedly connected on hat lining (72).
7. a kind of construction site danger area monitoring system according to claim 6, it is characterized in that: the triggering conducting wire
(533) it is embedded in cap shell (71), the triggering conducting wire (533) is helically arranged and is covered with cap shell (71).
8. a kind of construction site danger area monitoring system according to claim 7, it is characterized in that: the hat lining (72) with
The close position of user's ear is fixedly connected with mounting blocks (721), and the mounting blocks (721) are in hollow setting, described miniature
Vibrating motor (42) is fixedly connected in mounting blocks (721).
9. a kind of construction site danger area monitoring system according to claim 8, it is characterized in that: the triggering conducting wire
(533) it is in series with signal lamp (531), the signal lamp (531) is embedded in cap shell (71).
10. a kind of construction site danger area monitoring system according to claim 3, it is characterized in that: one kind cap and two
The color of class cap is different.
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| CN201810969475.XA CN109035691A (en) | 2018-08-23 | 2018-08-23 | A kind of construction site danger area monitoring system |
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| CN201810969475.XA CN109035691A (en) | 2018-08-23 | 2018-08-23 | A kind of construction site danger area monitoring system |
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| CN105023390A (en) * | 2015-07-27 | 2015-11-04 | 江苏大学 | High falling accident early warning system for building workers and method |
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Address after: 325024 East Head of Room 1101, Guoda Plaza, 5477 Airport Avenue, Puzhou Street, Longwan District, Wenzhou City, Zhejiang Province Applicant after: Zhejiang Shengye Engineering Consulting Co., Ltd Address before: 325024 East Head of Room 1101, Guoda Plaza, 5477 Airport Avenue, Puzhou Street, Longwan District, Wenzhou City, Zhejiang Province Applicant before: WENZHOU JINGLUE CONSTRUCTION MANAGEMENT Co.,Ltd. |
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