CN206447063U - A kind of gas station's manhole shaft leak detection system - Google Patents
A kind of gas station's manhole shaft leak detection system Download PDFInfo
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- CN206447063U CN206447063U CN201720124771.0U CN201720124771U CN206447063U CN 206447063 U CN206447063 U CN 206447063U CN 201720124771 U CN201720124771 U CN 201720124771U CN 206447063 U CN206447063 U CN 206447063U
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- manhole shaft
- module
- gas station
- communication
- detecting device
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Abstract
The utility model discloses a kind of gas station's manhole shaft leak detection system, described system includes being installed on the leak detecting device in gas station in each manhole shaft, described system also includes console, communication module and the communication unit of each leak detecting device in console are electrically connected to obtain the leakage situation in each manhole shaft, the leakage situation of each manhole shaft is sent alarm signal by data processing module by display module display output, when there is leakage by alarm module, and power module is each module for power supply in console.Manhole shaft leak detection system in gas station's disclosed in the utility model, liquid sensor carries out detection promptly and accurately according to the situation of reflected light to the leakage situation of manhole shaft.
Description
Technical field
The utility model belongs to leak detection field, is used for gas station's manhole shaft more particularly to one kind in the field
Leak detection system.
Background technology
With the development of society, environmental protection consciousness constantly strengthens, start increasingly to pay close attention to various environmental problems.Gas station
Being possible to containing oil pipeline in people's well leaks, Environmental Protection Agency EPA in the presence of the natural calamities such as earthquake and corrosion
Statistics shows that the average life that steel pipeline is leaked is 17 years.If leakage can not be found in time, it can not only make
Into direct potential safety hazard and economic loss, can also contaminated soil and underground water, the health to environment and people causes to seriously endanger.
Therefore, the leakage monitoring of people's well is also strengthened while prevent leakage is adopted an effective measure.
At present, the method for domestic and international leak detection includes automatic jug measurement Law, manual tank measurement Law, the monitoring of soil oil gas
Method, groundwater monitoring method and to take inventory veritification method etc. a variety of.Wherein, automatic jug measurement Law, manual tank measurement Law and veritification method is taken inventory
Method of leaking hunting indirectly is belonged to, using liquid level gauge or manual gage by examining change of the oil product in a period of time interior total amount in oil storage tank
Change to judge whether leakage.In actual applications, due to being influenceed often by liquid level gauge precision and other site environment factors
A small amount of leakage can not accurately and timely be detected, and also needs stopping gas station's operation to be detected if necessary.Soil oil
Gas monitoring method and groundwater monitoring method belong to the direct detection of the oil product to leaking out, relatively directly and accurate, and will not
Influence the normal operation of gas station.But, use of the gas station to soil oil gas monitoring method and groundwater monitoring method is often only limited
Inspection well is set up, by manually irregularly fetching earth earth or groundwater sample is analysed whether containing oil product, so as to judge whether
Leakage, often wastes time and energy and can not continuously detect.
Utility model content
Technical problem to be solved in the utility model, is just to provide a kind of to whether there is leakage in each manhole shaft in gas station
The leak detection system that oil is detected.
In order to solve the above-mentioned technical problem, the utility model is adopted the following technical scheme that：
A kind of gas station's manhole shaft leak detection system, it is theed improvement is that：Described system includes being installed on oiling
Leak detecting device in standing in each manhole shaft, above-mentioned leak detecting device includes being arranged at manhole shaft bottom surface nadir
Sensor holder, the inside of the sensor holder is cavity, sets loophole at the top of sensor holder and installs liquid sensor,
Wherein the infrared probe of liquid sensor vertically stretch into cavity and aligned with cavities bottom by direction, in the root of sensor holder then
Conduction hole is set its cavity is communicated with the external world；Above-mentioned leak detecting device also includes the component cases pressed from both sides with I-shaped, the device
The input interface of part box is connected by gooseneck with the top of sensor holder, sets what is controlled circuit and power for it in component cases
Power supply, described control circuit includes PMU, signal receiving unit, central control unit and communication unit, wherein
PMU is electrically connected to power for it by the liquid sensor at the top of the electric wire and sensor holder in gooseneck, letter
Number receiving unit is electrically connected to receive what it was transmitted by the liquid sensor at the top of the electric wire and sensor holder in gooseneck
Signal, central control unit is electrically connected to be sent to on/off instruction and signal receiving unit with PMU
It is electrically connected to receive the signal transmitted and communication unit is electrically connected to communication with the outside world；Described system also includes control
Power module, data processing module, display module, alarm module and communication module, wherein communication module are set in platform, console
It is electrically connected to obtain the leakage situation in each manhole shaft with the communication unit of each leak detecting device, data processing module will be each
The leakage situation of manhole shaft sends alarm signal, power supply by display module display output, when there is leakage by alarm module
Module is each module for power supply in console.
Further, the COM1 of leak detecting device communication unit exposes outside component cases, the communication module of console
Electrically connected by data wire with the COM1 of above-mentioned each leak detecting device communication unit.
Further, the communication antenna of leak detecting device communication unit is installed on the shell of component cases, console
Communication module wirelessly passes through above-mentioned communication antenna and the communication unit communication of each leak detecting device.
Further, described component cases inwall posts insulation foam.
Further, described power supply is lithium battery or super capacitor.
Further, described central control unit is single-chip microcomputer.
Further, the outer surface of the gooseneck coats one layer of protective case.
The beneficial effects of the utility model are：
Manhole shaft leak detection system in gas station's disclosed in the utility model, in order to adapt to narrow space in manhole shaft
Feature, sensor holder and component cases are linked together by gooseneck, and sensor holder is so being arranged at manhole shaft bottom surface
After at minimum point, gooseneck can be suitably moved as needed, so that component cases are suspended to manhole shaft inwall by I-shaped folder
Appropriate location.The outer surface of gooseneck coats one layer of Water-proof and oil-proof, corrosion resistant protective case, to extend its service life.
Manhole shaft leak detection system in gas station's disclosed in the utility model, if leaking into liquid in manhole shaft, can flow
Enter in the sensor holder cavity at bottom surface nadir, the infrared probe of liquid sensor sends infrared light to cavity bottom, according to
The situation of reflected light judges whether cavity bottom has liquid, is water or oil if liquid, so as to be let out to manhole shaft
Leakage situation carries out detection promptly and accurately.
Manhole shaft leak detection system in gas station's disclosed in the utility model, testing result can be real by communication unit
Shi Chuanzhi consoles, the convenient whole monitoring to each manhole shaft leakage situation in gas station.
Brief description of the drawings
Fig. 1 is the structural representation of leak detecting device in system disclosed in the utility model embodiment 1；
Fig. 2 is the circuit connection diagram of leak detecting device in system disclosed in the utility model embodiment 1；
Fig. 3 is the appearance schematic diagram of console in system disclosed in the utility model embodiment 1；
Fig. 4 is the circuit connection diagram of console in system disclosed in the utility model embodiment 1.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
Embodiment 1, such as Fig. 1, it is described present embodiment discloses a kind of gas station's manhole shaft leak detection system shown in 2
System includes being installed on the leak detecting device in gas station in each manhole shaft, and described detection means includes being arranged at manhole shaft
Sensor holder 1 at bottom surface nadir, the inside of the sensor holder 1 is cavity, and loophole is set at the top of sensor holder
And liquid sensor is installed, wherein the infrared probe of liquid sensor vertically stretch into cavity and aligned with cavities bottom by direction,
Conduction hole is then set its cavity is communicated with the external world in the root of sensor holder；Described detection means also includes what is pressed from both sides with I-shaped
Component cases 2, the input interface of the component cases 2 is connected by gooseneck 3 with the top of sensor holder 1, and control is set in component cases 2
Circuit 21 processed and the power supply 22 powered for it, described control circuit 21 include PMU 211, signal receiving unit
212nd, central control unit 213 and communication unit 214, wherein PMU 211 pass through the electric wire and sensing in gooseneck
Device seat 1 top liquid sensor 11 be electrically connected to give it power, signal receiving unit 212 by the electric wire in gooseneck with
The liquid sensor 11 at the top of sensor holder 1 is electrically connected to receive the signal that it is transmitted, central control unit 213 and power supply pipe
Reason unit 211 is electrically connected to be sent to on/off instruction, is electrically connected to receive what is transmitted with signal receiving unit 212
Signal, with communication unit 214 be electrically connected to communication with the outside world, the COM1 2141 of communication unit 214 expose component cases it is outer,
Communication antenna 2142 is installed on the shell of component cases.
Such as Fig. 3, shown in 4, described system also includes setting power module 41, data processing in console 4, console 4
Module 42, display module 43, alarm module 44 and communication module 45, wherein communication module 45 and the communication of each leak detecting device
Unit 214 is electrically connected to obtain the leakage situation in each manhole shaft, and data processing module 42 is by the leakage situation of each manhole shaft
Alarm signal is sent by alarm module 44 by the display output of display module 43, when there is leakage, power module 41 is control
Each module for power supply in platform.
Alternatively, in the present embodiment, the communication module of console can by data wire with
Above-mentioned each leak detecting device communication unit COM1 electrical connection, can also wireless mode by above-mentioned communication antenna with
The communication unit communication of each leak detecting device.
Alternatively, in the present embodiment, described component cases inwall posts insulation foam.It is described
Power supply be lithium battery or super capacitor.Described central control unit is single-chip microcomputer.The outer surface cladding of the gooseneck
One layer of protective case.
The mounting means of manhole shaft leak detecting device disclosed in the utility model is：Sensor holder is arranged at manhole
After Jing Dimiandidianchu, further according to needing suitably to move gooseneck, component cases are suspended in manhole shaft finally by I-shaped folder
The appropriate location of wall.
The course of work of manhole shaft leak detection system disclosed in the utility model is：Leak detection in each manhole shaft
The central control unit of device is electrically connected to be sent to on/off instruction with PMU, is receiving connection liquid
The electrical connection connected after probe power instruction between liquid sensor and power supply, the infrared probe of liquid sensor is to cavity bottom
Portion sends infrared light, if leaking into liquid in manhole shaft, can flow into the sensor holder cavity at bottom surface nadir, according to reflection
The situation of light judges whether cavity bottom has liquid, is water or oil if liquid；Receiving disconnection liquid sensor
The electrical connection between liquid sensor and power supply, the infrared probe of closing liquid sensor are disconnected after power command.Signal is received
Unit is electrically connected to receive the signal that it is transmitted by the liquid sensor at the top of the electric wire and sensor holder in gooseneck, in
Centre control unit is electrically connected to receive the signal transmitted, is electrically connected to and console with communication unit with signal receiving unit
Communication, transmits testing result to console in real time.Communication unit can both be connected by the communications cable of COM1 and console
Connect to carry out wire communication, radio communication can also be carried out by communication antenna and console.Power supply mould is set in console
Block, data processing module, display module, alarm module and communication module, wherein communication module are logical with each leak detecting device
Letter unit is electrically connected to obtain the leakage situation in each manhole shaft, and data processing module passes through the leakage situation of each manhole shaft
Display module display output, when there is leakage alarm signal sent by alarm module, power module is each mould in console
Block is powered.
Claims (7)
1. a kind of gas station's manhole shaft leak detection system, it is characterised in that：Described system includes being installed in gas station respectively
Leak detecting device in manhole shaft, above-mentioned leak detecting device includes being arranged at the sensor at manhole shaft bottom surface nadir
Seat, the inside of the sensor holder is cavity, sets loophole at the top of sensor holder and installs liquid sensor, wherein liquid
The infrared probe of body sensor vertically stretch into cavity and aligned with cavities bottom by direction, then sets and draws in the root of sensor holder
Discharge orifice makes its cavity be communicated with the external world；Above-mentioned leak detecting device also includes the component cases pressed from both sides with I-shaped, the component cases
Input interface is connected by gooseneck with the top of sensor holder, and control circuit and the power supply powered for it are set in component cases,
Described control circuit includes PMU, signal receiving unit, central control unit and communication unit, wherein power supply pipe
Reason unit is electrically connected to power for it by the liquid sensor at the top of the electric wire and sensor holder in gooseneck, and signal is received
Unit is electrically connected to receive the signal that it is transmitted by the liquid sensor at the top of the electric wire and sensor holder in gooseneck, in
Centre control unit and PMU be electrically connected to be sent to on/off instruct, electrically connected with signal receiving unit with
Just receive the signal transmitted and communication unit is electrically connected to communication with the outside world；Described system also includes console, console
Interior setting power module, data processing module, display module, alarm module and communication module, wherein communication module and each leakage
The communication unit of detection means is electrically connected to obtain the leakage situation in each manhole shaft, and data processing module is by each manhole shaft
Leakage situation sends alarm signal by display module display output, when there is leakage by alarm module, and power module is control
Each module for power supply in platform processed.
2. manhole shaft leak detection system in gas station's according to claim 1, it is characterised in that：Leak detecting device communicates
The COM1 of unit exposes outside component cases, and the communication module of console is communicated by data wire with above-mentioned each leak detecting device
The COM1 electrical connection of unit.
3. manhole shaft leak detection system in gas station's according to claim 1, it is characterised in that：Leak detecting device communicates
The communication antenna of unit is installed on the shell of component cases, and the communication module of console wirelessly passes through above-mentioned communication day
The communication unit communication of line and each leak detecting device.
4. manhole shaft leak detection system in gas station's according to claim 1, it is characterised in that：Described component cases inwall
Post insulation foam.
5. manhole shaft leak detection system in gas station's according to claim 4, it is characterised in that：Described power supply is lithium electricity
Pond or super capacitor.
6. manhole shaft leak detection system in gas station's according to claim 5, it is characterised in that：Described center control is single
Member is single-chip microcomputer.
7. manhole shaft leak detection system in gas station's according to claim 6, it is characterised in that：The appearance of the gooseneck
Bread covers one layer of protective case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720124771.0U CN206447063U (en) | 2017-02-12 | 2017-02-12 | A kind of gas station's manhole shaft leak detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720124771.0U CN206447063U (en) | 2017-02-12 | 2017-02-12 | A kind of gas station's manhole shaft leak detection system |
Publications (1)
| Publication Number | Publication Date |
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| CN206447063U true CN206447063U (en) | 2017-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720124771.0U Active CN206447063U (en) | 2017-02-12 | 2017-02-12 | A kind of gas station's manhole shaft leak detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108584197A (en) * | 2018-07-27 | 2018-09-28 | 青岛澳科仪器有限责任公司 | A kind of manhole shaft leaks hunting sensor |
-
2017
- 2017-02-12 CN CN201720124771.0U patent/CN206447063U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108584197A (en) * | 2018-07-27 | 2018-09-28 | 青岛澳科仪器有限责任公司 | A kind of manhole shaft leaks hunting sensor |
| CN108584197B (en) * | 2018-07-27 | 2024-02-02 | 青岛澳科仪器有限责任公司 | Manhole leakage detection sensor |
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