CN104089349A - Electric cable well and control method thereof - Google Patents
Electric cable well and control method thereof Download PDFInfo
- Publication number
- CN104089349A CN104089349A CN201410153530.XA CN201410153530A CN104089349A CN 104089349 A CN104089349 A CN 104089349A CN 201410153530 A CN201410153530 A CN 201410153530A CN 104089349 A CN104089349 A CN 104089349A
- Authority
- CN
- China
- Prior art keywords
- well
- oxygen
- air blast
- harmful gas
- controller
- 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
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention provides an electric cable well and a control method thereof. The electric cable well comprises a well body and a well lid, and further comprises a controller, a plurality of oxygen generators and oxygen concentration detectors, a pressure sensor, a blower, a pipeline, a plurality of harmful gas detectors, and red and green warning lamps, wherein the oxygen generators and the oxygen concentration detectors are mounted on a wall inside the well body, the pressure sensor is arranged below the well lid and can detect the pressure when the well lid is removed for opening, the blower is mounted at the bottom of the well body, the pipeline is connected with the blower, the air outlet of the pipeline is formed in the bottom of the well body, the harmful gas detectors are arranged on the inner wall of the well body, the red and green warning lamps are arranged on the well lid, the oxygen generators, the oxygen concentration detectors, the pressure sensor, the blower, the harmful gas detectors and the red and green warning lamps are all connected with the controller. The electric cable well and the control method thereof can ensure construction safety of workers.
Description
Technical field
The present invention relates to cable unit supporting technology field, is specifically a kind of cable shaft and control method thereof.
Background technology
Cable run, in the time laying, must arrange a cable shaft every a segment distance, and the degree of depth of cable shaft is generally 2-10 rice.Operator need to construct under cable shaft, if while needing new cable laying or track remodelling, operator also need to be at the cable underground construction of not uncapping for a long time, and therefore the air-safety of down-hole is particularly important, particularly this darker cable shaft of 5 meters-10 meters.At present, in report, there have been many personnel to enter into cable shaft and occurred that poisoning event dead or that be choked to death occurs.To this, have at present a kind of mode is in the time that workman constructs, to carry ventilation equipment in cable shaft, to ventilate always, but adopt in this way, the air outlet of ventilation equipment where, ventilates and until what time can go into the well in well, workman can only judge by rule of thumb, but after ventilating whether the oxygen concentration in well reach qualified level, workman does not know yet, after ventilation, whether harmful gas concentration in well also reaches qualified level, and workman does not also know.Even if therefore workman carries ventilation equipment and goes into the well, still there is very large danger.Relate to life security without minor matter, be therefore badly in need of at present a kind of cable shaft that can ensure workman's construction safety.
Summary of the invention
Technical problem to be solved by this invention is, overcome the defect of prior art, and a kind of cable shaft that can ensure workman's construction safety is provided.
For solving the problems of the technologies described above, the present invention proposes a kind of cable shaft, it comprises well body, well lid, it also comprises controller, be arranged on multiple oxygen generators and oxygen concentration detector on well body inwall, be arranged on well lid below and can detect the pressure sensor that well lid is opened, be contained in the air blast of well body bottom, and the pipeline being connected with air blast, the air outlet of described pipeline is located at well body bottom, be located at the multiple gas sensor harmful gas detectors on well body inwall, be located at the red green alarm lamp on well lid, described oxygen generator, oxygen concentration detector, pressure sensor, air blast, gas sensor harmful gas detector and red green alarm lamp are all connected with controller.
Adopt after said structure, the present invention has the following advantages: the present invention adopts after this scheme, workman does not need to carry ventilation equipment in the time of construction, workman directly opens well lid in the time of construction, now the alarm lamp on well lid is red light, dangerous in prompting workman well, after alarm lamp on well lid becomes green light, represent air-safety in well, now workman goes into the well, simple and convenient, workman no longer uses whether safety of micro-judgment down-hole, security is high, and workman does not need oneself to do any measure for air-safety in well completely again, simple and convenient.Also can keep the circulation of air in well even well lid is lost, prevent that people from falling after well accidentally, because air in well is poisoning and dead, ensured passerby's safety.
Described oxygen concentration detector is arranged one group every one meter up and down the inwall of well body, and described gas sensor harmful gas detector is also arranged one group every one meter up and down at the inwall of well body.Adopt this structure, can ensure the absolute safety of air in well.
In described well body, be provided with the support of position above shaft bottom, described air blast is contained on this support.Adopt this structure, can prevent that well internal water accumulation from stoping air blast work.
The present invention also provides a kind of control method of the cable shaft that can ensure workman's construction safety, its step is as follows: a, in the time that controller detects that pressure on pressure sensor disappears, represent that well lid is opened, this Time Controller control blower opening ventilates to shaft bottom, open oxygen generator simultaneously and manufacture oxygen, and controller is controlled oxygen concentration detector and gas sensor harmful gas detector work simultaneously;
If the airborne oxygen deficiency of b or harmful gas concentration are too high, the red green alarm lamp that this Time Controller control well covers sends ruddiness, reminds workman;
C, until oxygen and the harmful gas concentration of air in well all reaches criterion of acceptability, the red green alarm lamp that controller control well covers sends green glow, represents shaft safety, now closes oxygen generator, but the unlatching that still keeps air blast;
D, until detect there is pressure on pressure sensor, represent that well lid closes, construction completes, this Time Controller control air blast cuts out.
Adopt after said method, the present invention has the following advantages: the present invention adopts after this scheme, workman does not need to carry ventilation equipment in the time of construction, workman directly opens well lid in the time of construction, now the alarm lamp on well lid is red light, dangerous in prompting workman well, after alarm lamp on well lid becomes green light, represent air-safety in well, now workman goes into the well, simple and convenient, workman no longer uses whether safety of micro-judgment down-hole, security is high, and workman does not need oneself to do any measure for air-safety in well completely again, simple and convenient.Also can keep the circulation of air in well even well lid is lost, prevent that people from falling after well accidentally, because air in well is poisoning and dead, ensured passerby's safety.
The control method of described cable shaft also comprises: e, if it is defective that controller still detects airborne oxygen concentration and harmful gas concentration in well within setting-up time, whether detect air blast works, if air blast is not in work, controls red green alarm lamp and send red flashing green and represent fault alarm.Even because oxygen generator breaks down, now can keep ventilating a period of time time, in well, air still can reach qualified standard, therefore, if within a period of time, in well, air is still not up to standard, must be that air blast breaks down, adopt in this way, workman can find fault in time, prevent the problem of waits for too long.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is theory diagram of the present invention;
As shown in the figure: 1, well body, 2, well lid, 3, ladder, 4, oxygen generator, 5, pressure sensor, 6, pipeline, 7, air blast, 8, support, 9, oxygen concentration detector, 10, harmful gas concentration detector.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
As shown in Figure 1-2: the present invention proposes a kind of cable shaft, it comprises well body, well lid, it also comprises controller, be arranged on multiple oxygen generators and oxygen concentration detector on well body inwall, be arranged on well lid below and can detect the pressure sensor that well lid is opened, be contained in the air blast of well body bottom, and the pipeline being connected with air blast, the air outlet of described pipeline is located at well body bottom, be located at the multiple gas sensor harmful gas detectors on well body inwall, be located at the red green alarm lamp on well lid, described oxygen generator, oxygen concentration detector, pressure sensor, air blast, gas sensor harmful gas detector and red green alarm lamp are all connected with controller.
Adopt after said structure, the present invention has the following advantages: the present invention adopts after this scheme, workman does not need to carry ventilation equipment in the time of construction, workman directly opens well lid in the time of construction, now the alarm lamp on well lid is red light, dangerous in prompting workman well, after alarm lamp on well lid becomes green light, represent air-safety in well, now workman goes into the well, simple and convenient, workman no longer uses whether safety of micro-judgment down-hole, security is high, and workman does not need oneself to do any measure for air-safety in well completely again, simple and convenient.Also can keep the circulation of air in well even well lid is lost, prevent that people from falling after well accidentally, because air in well is poisoning and dead, ensured passerby's safety.
Described oxygen concentration detector is arranged one group every one meter up and down the inwall of well body, and described gas sensor harmful gas detector is also arranged one group every one meter up and down at the inwall of well body.Adopt this structure, can ensure the absolute safety of air in well.
In described well body, be provided with the support of position above shaft bottom, described air blast is contained on this support.Adopt this structure, can prevent that well internal water accumulation from stoping air blast work.
The present invention also provides a kind of control method of the cable shaft that can ensure workman's construction safety, its step is as follows: a, in the time that controller detects that pressure on pressure sensor disappears, represent that well lid is opened, this Time Controller control blower opening ventilates to shaft bottom, open oxygen generator simultaneously and manufacture oxygen, and controller is controlled oxygen concentration detector and gas sensor harmful gas detector work simultaneously;
If the airborne oxygen deficiency of b or harmful gas concentration are too high, the red green alarm lamp that this Time Controller control well covers sends ruddiness, reminds workman;
C, until oxygen and the harmful gas concentration of air in well all reaches criterion of acceptability, the red green alarm lamp that controller control well covers sends green glow, represents shaft safety, now closes oxygen generator, but the unlatching that still keeps air blast;
D, until detect there is pressure on pressure sensor, represent that well lid closes, construction completes, this Time Controller control air blast cuts out.
Adopt after said method, the present invention has the following advantages: the present invention adopts after this scheme, workman does not need to carry ventilation equipment in the time of construction, workman directly opens well lid in the time of construction, now the alarm lamp on well lid is red light, dangerous in prompting workman well, after alarm lamp on well lid becomes green light, represent air-safety in well, now workman goes into the well, simple and convenient, workman no longer uses whether safety of micro-judgment down-hole, security is high, and workman does not need oneself to do any measure for air-safety in well completely again, simple and convenient.Also can keep the circulation of air in well even well lid is lost, prevent that people from falling after well accidentally, because air in well is poisoning and dead, ensured passerby's safety.
The control method of described cable shaft also comprises: e, if it is defective that controller still detects airborne oxygen concentration and harmful gas concentration in well within setting-up time, whether detect air blast works, if air blast is not in work, controls red green alarm lamp and send red flashing green and represent fault alarm.Even because oxygen generator breaks down, now can keep ventilating a period of time time, in well, air still can reach qualified standard, therefore, if within a period of time, in well, air is still not up to standard, must be that air blast breaks down, adopt in this way, workman can find fault in time, prevent the problem of waits for too long.
Claims (5)
1. a cable shaft, it comprises well body, well lid, it is characterized in that: it also comprises controller, be arranged on multiple oxygen generators and oxygen concentration detector on well body inwall, be arranged on well lid below and can detect the pressure sensor that well lid is opened, be contained in the air blast of well body bottom, and the pipeline being connected with air blast, the air outlet of described pipeline is located at well body bottom, be located at the multiple gas sensor harmful gas detectors on well body inwall, be located at the red green alarm lamp on well lid, described oxygen generator, oxygen concentration detector, pressure sensor, air blast, gas sensor harmful gas detector and red green alarm lamp are all connected with controller.
2. cable shaft according to claim 1, is characterized in that: described oxygen concentration detector is arranged one group every one meter up and down the inwall of well body, and described gas sensor harmful gas detector is also arranged one group every one meter up and down at the inwall of well body.
3. cable shaft according to claim 1, is characterized in that: in described well body, be provided with the support of position above shaft bottom, described air blast is contained on this support.
4. the control method based on cable shaft claimed in claim 1, it is characterized in that: step is as follows: a, in the time that controller detects that pressure on pressure sensor disappears, represent that well lid is opened, this Time Controller control blower opening ventilates to shaft bottom, open oxygen generator simultaneously and manufacture oxygen, and controller is controlled oxygen concentration detector and gas sensor harmful gas detector work simultaneously;
If the airborne oxygen deficiency of b or harmful gas concentration are too high, the red green alarm lamp that this Time Controller control well covers sends ruddiness, reminds workman;
C, until oxygen and the harmful gas concentration of air in well all reaches criterion of acceptability, the red green alarm lamp that controller control well covers sends green glow, represents shaft safety, now closes oxygen generator, but the unlatching that still keeps air blast;
D, until detect there is pressure on pressure sensor, represent that well lid closes, construction completes, this Time Controller control air blast cuts out.
5. the control method of cable shaft according to claim 4, it is characterized in that: it is further comprising the steps of: e, if it is defective that controller still detects airborne oxygen concentration and harmful gas concentration in well within setting-up time, whether detect air blast works, if air blast is not in work, controls red green alarm lamp and send red flashing green and represent fault alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410153530.XA CN104089349A (en) | 2014-04-16 | 2014-04-16 | Electric cable well and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410153530.XA CN104089349A (en) | 2014-04-16 | 2014-04-16 | Electric cable well and control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104089349A true CN104089349A (en) | 2014-10-08 |
Family
ID=51637088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410153530.XA Pending CN104089349A (en) | 2014-04-16 | 2014-04-16 | Electric cable well and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104089349A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841311A (en) * | 2016-05-18 | 2016-08-10 | 北京送变电公司 | Ventilation system |
| CN109360378A (en) * | 2018-10-21 | 2019-02-19 | 苏州高新区建金建智能科技有限公司 | A kind of architectural engineering alarm device with optical fiber lamp |
| CN112267538A (en) * | 2020-10-14 | 2021-01-26 | 广州市市政集团有限公司 | High horse-riding well of security |
-
2014
- 2014-04-16 CN CN201410153530.XA patent/CN104089349A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841311A (en) * | 2016-05-18 | 2016-08-10 | 北京送变电公司 | Ventilation system |
| CN109360378A (en) * | 2018-10-21 | 2019-02-19 | 苏州高新区建金建智能科技有限公司 | A kind of architectural engineering alarm device with optical fiber lamp |
| CN112267538A (en) * | 2020-10-14 | 2021-01-26 | 广州市市政集团有限公司 | High horse-riding well of security |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103696806B (en) | Gas tunnel prevention and controls and system thereof | |
| KR20200045860A (en) | Harmful gas sensing and ventilating system for manhole | |
| CN104895608A (en) | Tunnel condition detector | |
| CN206818669U (en) | Dangerous matter sources gas monitoring system | |
| CN105275489B (en) | Gas outburst identification method based on safety monitoring system data | |
| CN107575139A (en) | A kind of pipe gallery fire door control system and method | |
| CN104089349A (en) | Electric cable well and control method thereof | |
| CN111199626A (en) | Piping lane intelligence on-line monitoring system | |
| CN104217518A (en) | Intelligent fire alarm and operating method thereof | |
| CN104632676A (en) | Improved type tunnel ventilation control system | |
| CN206249054U (en) | Biogas fermentation engineering online monitoring alarm system | |
| CN207198621U (en) | A kind of Monitoring for Coal Mine equipment | |
| CN205215975U (en) | Intelligent building system of fleing based on thing networking | |
| CN102540935A (en) | Double-mode control system for regulating internal environment of underground danger avoiding device and control method thereof | |
| CN210324518U (en) | Fixed gas detection alarm system in limited space | |
| CN206111244U (en) | Gaseous real -time supervision device of conflagration landmark in mining collecting space area in pit | |
| CN205942989U (en) | A security against fire alarm system for analysis cabin | |
| CN216739640U (en) | Integrated intelligent machine for deep foundation pit operation | |
| CN104134310B (en) | Municipal sewage pipe well silts up and flammable toxic and harmful monitoring warning device | |
| JP2017191001A (en) | Gas detector | |
| CN206035524U (en) | Tunnel real -time monitor system | |
| CN104895609A (en) | Tunnel condition analyzer | |
| CN204288444U (en) | A kind of supervisory system of natural gas leaking | |
| CN206331566U (en) | A kind of explosion-proof analyzer house safety monitoring alarm control system | |
| CN204462770U (en) | A kind of industrial gasses intelligent monitoring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Shuiqing Inventor before: Jin Haidong Inventor before: Jin Jie Inventor before: Qian Xiying Inventor before: Shu Jianhua Inventor before: Hu Shengxiang Inventor before: Huang Renru Inventor before: Wang Can Inventor before: Xue Hong |
|
| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160229 Address after: 315700 Ningbo, Xiangshan Province Economic Development Zone, Park Road, No. 98 Applicant after: Xiangshan Yi Shan industrial design Co., Ltd Address before: 315600 Taoyuan City, Ningbo province Ninghai County Street, Hing Road, No. two, No. 9, No. Applicant before: Ninghai Yancangshan Electric Power Equipment Factory Applicant before: State Grid Zhejiang Ninghai County Power Supply Company |
|
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141008 |
|
| RJ01 | Rejection of invention patent application after publication |