CN109610552A - A kind of city excavation safe construction monitoring device - Google Patents
A kind of city excavation safe construction monitoring device Download PDFInfo
- Publication number
- CN109610552A CN109610552A CN201910007298.1A CN201910007298A CN109610552A CN 109610552 A CN109610552 A CN 109610552A CN 201910007298 A CN201910007298 A CN 201910007298A CN 109610552 A CN109610552 A CN 109610552A
- Authority
- CN
- China
- Prior art keywords
- city
- gas collecting
- monitoring device
- detection instrument
- collecting box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 22
- 238000012806 monitoring device Methods 0.000 title claims abstract description 21
- 238000009412 basement excavation Methods 0.000 title description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 96
- 238000001514 detection method Methods 0.000 claims abstract description 41
- 238000005065 mining Methods 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 210000002445 nipple Anatomy 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 3
- 238000004458 analytical method Methods 0.000 abstract description 2
- 238000010790 dilution Methods 0.000 abstract description 2
- 239000012895 dilution Substances 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 48
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011897 real-time detection Methods 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/24—Safety devices, e.g. for preventing overload
- E02F9/245—Safety devices, e.g. for preventing overload for preventing damage to underground objects during excavation, e.g. indicating buried pipes or the like
-
- 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
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
Abstract
Excavate safe construction monitoring device in a kind of city proposed by the present invention, comprising: gas collecting box, mounting box, blower and methane detection instrument；Gas collecting box is equipped with multiple air inlets and an air outlet, mounting box and gas collecting box dismantling connection, blower and methane detection instrument are installed in mounting box, and the input port of blower is connected to air outlet, and the delivery outlet of blower is connected to the gas input port of methane detection instrument.In the present invention, progress methane analysis after acquiring air by multiple air inlets and mix, blower is arranged at air outlet, advantageously ensure that the equilibrium of multiple air inlet air velocitys, to guarantee the uniform mixing of the air acquired from different directions, be conducive to avoid excessively causing as the safety air of acquisition generation of the collected methane in some direction by excess dilution CH_4 detection mistake to caused by.
Description
Technical field
The present invention relates to municipal construction equipment technical fields more particularly to a kind of city to excavate safe construction monitoring device.
Background technique
During construction activity, excavator operation is essential.
Currently, universal with gas, subsurface gas pipeline is criss-cross, and when excavator operation does not damage inevitably
Gas ductwork.After gas leakage, if excavator continues operation, it is easy to happen the danger of explosion.So when excavator operation,
It is essential to be monitored to gas leakage.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of cities to excavate safe construction monitoring device.
Excavate safe construction monitoring device in a kind of city proposed by the present invention, comprising: gas collecting box, mounting box, blower
With methane detection instrument；
Gas collecting box is equipped with multiple air inlets and an air outlet, mounting box and gas collecting box dismantling connection, wind
Machine and methane detection instrument are installed in mounting box, and the input port of blower is connected to air outlet, and the delivery outlet and methane of blower are visited
Survey the gas input port connection of instrument；
It is additionally provided with the display window for showing methane detection instrument display screen on mounting box, has been additionally provided on mounting box and methane
Survey meter connects alarm, for being alarmed according to the detection result of methane detection instrument.
Preferably, dust filter layer is equipped at air outlet.
Preferably, gas collecting box is additionally provided with a dust-exhausting port, is equipped with closing valve at dust-exhausting port.
Preferably, multiple air inlets are located in approximately the same plane or cambered surface.
Preferably, gas collecting box is located in its periphery cambered surface using fan-shaped box body structure, multiple air inlets, dust-exhausting port position
In on a fan-shaped surface, air outlet is located on another fan-shaped surface or the face opposite with periphery cambered surface.
Preferably, air outlet is located on the gas collecting box face opposite with periphery cambered surface, and on gas collecting box with periphery
The opposite face of cambered surface is planar structure.
Preferably, multiple air inlets are circumferentially uniformly distributed in the cambered surface of periphery.
Preferably, mounting box is equipped with male connection, is equipped with internal screw thread on gas collecting box at air outlet, and mounting box is logical
Male connection is crossed to be threadedly coupled with gas collecting box.
A kind of city excavator, installation excavates safe constructions prison just like the described in any item cities of right 1 to 7 on mining head
Device is surveyed, in mining head motion process, dust-exhausting port is always positioned at below air outlet.
It preferably, further include control module, control module, which is separately connected, excavates head driving apparatus and methane detection instrument, control
Module, which is used to be controlled according to the testing result of methane detection instrument, excavates head driving apparatus work.
Safe construction monitoring device is excavated in a kind of city proposed by the present invention, is adopted by gas collecting box and setting in gas
Multiple air inlets on collection box are acquired the air of working environment, and methane is entered after the gas mixing that multiple directions acquire
Survey meter carries out CH_4 detection.In this way, acquiring the air of multiple directions simultaneously by multiple air inlets, methane detection is improved
Range is conducive to find methane leakage situation in time outside enough safe distances, to handle early.
In the present invention, progress methane analysis, blower are arranged in air outlet after acquiring air by multiple air inlets and mix
Place, advantageously ensures that the equilibrium of multiple air inlet air velocitys, thus guarantee the uniform mixing of the air acquired from different directions,
Be conducive to avoid excessively causing due to the safety air of acquisition the collected methane in some direction by excess dilution to cause
CH_4 detection mistake generation.
Detailed description of the invention
Fig. 1 is that safe construction monitoring device structural schematic diagram is excavated in a kind of city proposed by the present invention；
Fig. 2 is gas collecting box bottom view in Fig. 1；
Fig. 3 is gas collecting box top view in Fig. 1；
Fig. 4 is gas collecting box rearview in Fig. 1.
Diagram: gas collecting box 1, air inlet 1-1, air outlet 1-2, display window 1-3, mounting box 2, blower 3, methane detection
Instrument 4, closing valve 5.
Specific embodiment
Referring to Fig.1, safe construction monitoring device is excavated in a kind of city proposed by the present invention, comprising: gas collecting box 1, peace
Mounted box 2, blower 3 and methane detection instrument 4.
Gas collecting box 1 is equipped with multiple air inlet 1-1 and an air outlet 1-2, mounting box 2 are torn open with gas collecting box 1
Connection is unloaded, blower 3 and methane detection instrument 4 are installed in mounting box 2 to protect blower and methane detection instrument 4.The input of blower 3
Mouth is connected to air outlet 1-2, and the delivery outlet of blower 3 is connected to the gas input port of methane detection instrument 4.
In this way, the monitoring device is applied to excavator in present embodiment, and after blower 3 is opened, excavator working environment
In gas gas collecting box 1 is entered by each air inlet 1-1, methane detection instrument is then entered by air outlet 1-2 and blower 3
4, the methane composition in collected gas is analyzed by methane detection instrument 4, to judge excavator building ring according to methane content
Whether there is methane leakage in border.
In present embodiment, by the setting of gas collecting box 1 and multiple air inlet 1-1, to the gas in working environment
Multi-direction acquisition is carried out, advantageously ensures that the area coverage to Methane monitoring in working environment, to guarantee excavator in first
Alkane finds and remains with enough to withdraw the time in time in the case where revealing.
In present embodiment, multiple air inlet 1-1 are located in approximately the same plane or cambered surface, to guarantee to lead in working environment
Cross the synchronism of air inlet 1-1 acquisition gas.
In present embodiment, it is equipped with dust filter layer at air outlet 1-2, enters blower 3 and methane detection to avoid dust
Instrument 4 influences the working performance of the monitoring device.Gas collecting box 1 is additionally provided with a dust-exhausting port, is equipped with closing valve at dust-exhausting port
5.The discharge of the setting of dust-exhausting port, the dust to put aside in gas collecting box 1 provides convenience, the setting of closing valve 5, so that
Dust-exhausting port can be closed in detection of gas, prevents dust-exhausting port from interfering to the gas in gas collecting box 1, guarantee gas collecting
The uniform mixing of the gas acquired from different directions in box 1, to guarantee detection of gas effect.
In present embodiment, gas collecting box 1 is located at its periphery cambered surface using fan-shaped box body structure, multiple air inlet 1-1
On, dust-exhausting port is located on a fan-shaped surface, and air outlet 1-2 is located on another fan-shaped surface or the face opposite with periphery cambered surface.
Specifically, air outlet 1-2 is located on the face opposite with periphery cambered surface of gas collecting box 1, and on gas collecting box 1 with periphery cambered surface
Opposite face is planar structure, to facilitate gas collecting box 1 and the combination of mounting box 2 to connect.In present embodiment, mounting box 2
It is equipped with male connection, is equipped with internal screw thread on gas collecting box 1 at air outlet 1-2, mounting box 2 passes through male connection and gas
Body collecting cassette 1 is threadedly coupled.
In present embodiment, multiple air inlet 1-1 are circumferentially uniformly distributed in the cambered surface of periphery, to extend gas
Acquire direction.
It is additionally provided with the display window 1-3 for showing 4 display screen of methane detection instrument on mounting box 2, has been additionally provided on mounting box 2
It is connect alarm with methane detection instrument 4, for alarming according to the detection result of methane detection instrument 4.In this way, methane detection knot
Fruit can directly be observed by display window 1-3, and in methane leakage, directly by alarm equipment alarm, mention to staff
It wakes up, to avoid risk range expansion.Specifically, alarm uses combined aural and visual alarm in present embodiment.
The present invention also provides a kind of city excavator, above-mentioned any city is installed on mining head and excavates safe construction
Monitoring device, so as to the real-time detection methane in mining process, i.e. whether real-time detection has fuel gas pipeline leakage, guarantees digger
The safety of work carries out.In present embodiment, in mining head motion process, dust-exhausting port is always positioned at below air outlet 1-2.
The city excavator provided in present embodiment, further includes control module, and control module is separately connected mining head drive
Dynamic device and methane detection instrument 4, control module, which is used to be controlled according to the testing result of methane detection instrument 4, excavates head driving apparatus work
Make.In this way, when methane detection instrument detects methane gas, driving can be controlled immediately by control module in present embodiment
Device stops driving mining head, to avoid further damaging combustion gas network.
The above, preferable specific embodiment only of the present invention, but protection scope of the present invention not office
Be limited to this, anyone skilled in the art in the technical scope disclosed by the present invention, technology according to the present invention
Scheme and its inventive concept are subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. safe construction monitoring device is excavated in a kind of city characterized by comprising gas collecting box (1), mounting box (2), wind
Machine (3) and methane detection instrument (4)；
Gas collecting box (1) is equipped with multiple air inlets (1-1) and an air outlet (1-2), mounting box (2) and gas collecting box
(1) dismantling connection, blower (3) and methane detection instrument (4) are installed in mounting box (2), the input port of blower (3) and air outlet
(1-2) connection, the delivery outlet of blower (3) are connected to the gas input port of methane detection instrument (4)；
The display window (1-3) for showing methane detection instrument (4) display screen is additionally provided on mounting box (2), mounting box is also set on (2)
Have and connect alarm with methane detection instrument (4), for being alarmed according to the detection result of methane detection instrument (4).
2. safe construction monitoring device is excavated in city as described in claim 1, which is characterized in that be equipped at air outlet (1-2)
Dust filter layer.
3. safe construction monitoring device is excavated in city as described in claim 1, which is characterized in that gas collecting box (1) is also set
There is a dust-exhausting port, is equipped with closing valve (5) at dust-exhausting port.
4. safe construction monitoring device is excavated in city as described in claim 1, which is characterized in that multiple air inlet (1-1) positions
In in approximately the same plane or cambered surface.
5. safe construction monitoring device is excavated in city as described in claim 1, which is characterized in that gas collecting box (1) uses
Fan-shaped box body structure, multiple air inlets (1-1) are located in its periphery cambered surface, and dust-exhausting port is located on a fan-shaped surface, air outlet (1-
2) it is located on another fan-shaped surface or the face opposite with periphery cambered surface.
6. safe construction monitoring device is excavated in city as described in claim 1, which is characterized in that air outlet (1-2) is located at gas
On body collecting cassette (1) face opposite with periphery cambered surface, and face opposite with periphery cambered surface on gas collecting box (1) is planar junction
Structure.
7. safe construction monitoring device is excavated in city as described in claim 1, which is characterized in that multiple air inlets (1-1) exist
It is circumferentially uniformly distributed in the cambered surface of periphery.
8. safe construction monitoring device is excavated in city as described in claim 1, which is characterized in that mounting box (2) is equipped with outer
Nipple, internal screw thread is equipped on gas collecting box (1) at air outlet (1-2), mounting box (2) passes through male connection and gas
Collecting cassette (1) is threadedly coupled.
9. a kind of city excavator, which is characterized in that installation is excavated just like the described in any item cities of right 1 to 7 on mining head
Safe construction monitoring device, in mining head motion process, dust-exhausting port is always positioned at below air outlet (1-2).
10. city excavator as claimed in claim 9, which is characterized in that further include control module, control module is separately connected
Head driving apparatus and methane detection instrument (4) are excavated, control module is used to control according to the testing result of methane detection instrument (4) and excavate
Head driving apparatus work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910007298.1A CN109610552A (en) | 2019-01-04 | 2019-01-04 | A kind of city excavation safe construction monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910007298.1A CN109610552A (en) | 2019-01-04 | 2019-01-04 | A kind of city excavation safe construction monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109610552A true CN109610552A (en) | 2019-04-12 |
Family
ID=66015688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910007298.1A Pending CN109610552A (en) | 2019-01-04 | 2019-01-04 | A kind of city excavation safe construction monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109610552A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01173892A (en) * | 1987-12-28 | 1989-07-10 | Chuo Denki Tsushin Kensetsu Kk | Buried body damage preventing device for crushing equipment |
| US5479729A (en) * | 1994-04-04 | 1996-01-02 | At&T Corp. | Method and apparatus for controlling excavation eqiupment |
| CN204155414U (en) * | 2014-09-28 | 2015-02-11 | 浙江三峰电子有限公司 | A kind of Domestic combustible gas alarm housing |
| CN205910179U (en) * | 2016-08-17 | 2017-01-25 | 北京通宇泰克科技股份有限公司 | Methane control appearance |
| CN206348909U (en) * | 2017-01-15 | 2017-07-21 | 深圳市朗鑫智能科技有限公司 | Combustible gas detecting alarm |
| CN206451339U (en) * | 2017-02-22 | 2017-08-29 | 北京科迪盛业技术服务有限公司 | A kind of multifunctional gas detects warning device |
| CN108316929A (en) * | 2018-01-29 | 2018-07-24 | 中国水利水电第十工程局有限公司 | A kind of water conservancy and hydropower gas Tunnel Construction |
| CN208240175U (en) * | 2018-06-07 | 2018-12-14 | 深圳市迅亿达电子科技有限公司 | A kind of gas leakage detecting device of the household with warning function |
| CN109115983A (en) * | 2018-08-29 | 2019-01-01 | 安徽辰控智能科技有限公司 | A kind of city excavation safe construction real time on-line monitoring system |
| CN209941777U (en) * | 2019-01-04 | 2020-01-14 | 安徽泽众安全科技有限公司 | Urban excavation safety construction monitoring device and urban excavator |
-
2019
- 2019-01-04 CN CN201910007298.1A patent/CN109610552A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01173892A (en) * | 1987-12-28 | 1989-07-10 | Chuo Denki Tsushin Kensetsu Kk | Buried body damage preventing device for crushing equipment |
| US5479729A (en) * | 1994-04-04 | 1996-01-02 | At&T Corp. | Method and apparatus for controlling excavation eqiupment |
| CN204155414U (en) * | 2014-09-28 | 2015-02-11 | 浙江三峰电子有限公司 | A kind of Domestic combustible gas alarm housing |
| CN205910179U (en) * | 2016-08-17 | 2017-01-25 | 北京通宇泰克科技股份有限公司 | Methane control appearance |
| CN206348909U (en) * | 2017-01-15 | 2017-07-21 | 深圳市朗鑫智能科技有限公司 | Combustible gas detecting alarm |
| CN206451339U (en) * | 2017-02-22 | 2017-08-29 | 北京科迪盛业技术服务有限公司 | A kind of multifunctional gas detects warning device |
| CN108316929A (en) * | 2018-01-29 | 2018-07-24 | 中国水利水电第十工程局有限公司 | A kind of water conservancy and hydropower gas Tunnel Construction |
| CN208240175U (en) * | 2018-06-07 | 2018-12-14 | 深圳市迅亿达电子科技有限公司 | A kind of gas leakage detecting device of the household with warning function |
| CN109115983A (en) * | 2018-08-29 | 2019-01-01 | 安徽辰控智能科技有限公司 | A kind of city excavation safe construction real time on-line monitoring system |
| CN209941777U (en) * | 2019-01-04 | 2020-01-14 | 安徽泽众安全科技有限公司 | Urban excavation safety construction monitoring device and urban excavator |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20191209 Address after: 230000 Building 1, Hefei Institute of Public Safety, Tsinghua University, 5999 Xiyou Road, Hefei Economic and Technological Development Zone, Anhui Province Applicant after: Anhui Ze Zhong Safety Science company limited Applicant after: Beijing Chen'an Science and Technology Co., Ltd. Applicant after: HEFEI PUBLIC SECURITY RESEARCH INSTITUTE OF TSINGHUA UNIVERSITY Address before: 230000 Floor 1-3, Building 4, Hefei Institute of Public Safety, Tsinghua University, 5999 Xiyou Road, Hefei Economic and Technological Development Zone, Anhui Province Applicant before: Anhui Chen control Intelligent Technology Co., Ltd. Applicant before: Beijing Chen'an Science and Technology Co., Ltd. Applicant before: HEFEI PUBLIC SECURITY RESEARCH INSTITUTE OF TSINGHUA UNIVERSITY |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20191216 Address after: 230000 Building 1, Hefei Institute of Public Safety, Tsinghua University, 5999 Xiyou Road, Hefei Economic and Technological Development Zone, Anhui Province Applicant after: Anhui Ze Zhong Safety Science company limited Applicant after: Beijing Chen'an Science and Technology Co., Ltd. Applicant after: HEFEI PUBLIC SECURITY RESEARCH INSTITUTE OF TSINGHUA UNIVERSITY Address before: 1-3, building 4, Hefei Institute of public security, Tsinghua University, 5999 Xiyou Road, Hefei Economic and Technological Development Zone, 230000 Anhui Province Applicant before: Anhui Chen control Intelligent Technology Co., Ltd. Applicant before: Beijing Chen'an Science and Technology Co., Ltd. Applicant before: HEFEI PUBLIC SECURITY RESEARCH INSTITUTE OF TSINGHUA UNIVERSITY |
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