CN209525294U - A kind of wide in range nitrogen oxides and oxygen concentration testing analysis instrument - Google Patents
A kind of wide in range nitrogen oxides and oxygen concentration testing analysis instrument Download PDFInfo
- Publication number
- CN209525294U CN209525294U CN201822233968.5U CN201822233968U CN209525294U CN 209525294 U CN209525294 U CN 209525294U CN 201822233968 U CN201822233968 U CN 201822233968U CN 209525294 U CN209525294 U CN 209525294U
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- China
- Prior art keywords
- nox sensor
- flue gas
- controller
- cable interface
- feeler lever
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Abstract
The utility model discloses a kind of wide in range nitrogen oxides and oxygen concentration testing analysis instruments, including NOx sensor, flue gas feeler lever, controller, touch display screen and suitcase；Switch, communication cable interface and power cable interface are provided on the outer wall of suitcase, controller is set in suitcase, NOx sensor is communicated to connect by communication cable interface and controller, plug is connect by electric wire with power cable interface, the probe of flue gas feeler lever and NOx sensor is detachably connected, and touch display screen and controller communicate to connect.The utility model has the beneficial effects that easy to carry; by the way that dismountable flue gas feeler lever is arranged for NOx sensor; flue gas feeler lever can be dismantled from NOx sensor under the measurement of gas at normal temperature; flue gas feeler lever is installed when measuring the nitrous oxides concentration of high-temperature gas; protect the probe of NOx sensor; high temperature damage is avoided, the service life of probe is improved.
Description
Technical field
The utility model tail gas denitration technology field, and in particular to a kind of wide in range nitrogen oxides and oxygen concentration testing analyzer
Device.
Background technique
In coal-burning boiler, the exhaust emissions position of diesel engine, internal combustion engine etc. both increases tail gas denitration for the country at present
Device prevents the pollution of the environment.Therefore, to measure denitration efficiency, fixed nitrogen oxides and oxygen concentration are installed in corresponding site
Sensor detects the nitrogen oxides and oxygen concentration of current exhaust system.Detect a certain is needed in order to facilitate detecting and calibrating
The nitrogen oxides and oxygen concentration of exhaust system, it is necessary to develop a kind of nitrous oxides concentration detecting instrument being convenient for carrying.
Utility model content
To overcome technological deficiency of the existing technology, the utility model discloses a kind of wide in range nitrogen oxides and oxygen concentrations
Measurement and analysis instrument, it is easy to carry, suitable for the detection of gas at normal temperature and the nitrous oxides concentration of high-temperature gas, improve entire inspection
Survey the applicability of instrument.
Technical solution adopted by the utility model to solve its technical problems is a kind of wide in range nitrogen oxides and oxygen concentration to survey
Measure analysis instrument, including NOx sensor, flue gas feeler lever, controller, touch display screen and suitcase；
Switch, communication cable interface and power cable interface are provided on the outer wall of suitcase, the controller is set
Be placed in suitcase, NOx sensor is communicated to connect by communication cable interface and controller, plug by electric wire with
The probe of the connection of power cable interface, flue gas feeler lever and NOx sensor is detachably connected, touch display screen and control
Device communication connection.
Preferably, the flue gas feeler lever is to be threadedly coupled with the detachable mounting means of NOx sensor.
Preferably, the model NGK NS11A of the NOx sensor.
The utility model has the beneficial effects that it is easy to carry, it is visited by the way that dismountable flue gas is arranged for NOx sensor
Flue gas feeler lever can be dismantled from NOx sensor under the measurement of gas at normal temperature, measure the nitrogen oxidation of high-temperature gas by bar
Flue gas feeler lever is installed when object concentration, protects the probe of NOx sensor, high temperature damage is avoided, improves the use of probe
Service life.
Detailed description of the invention
Fig. 1 is a kind of specific embodiment structural schematic diagram of the utility model.
Appended drawing reference: 1- NOx sensor, 2- flue gas feeler lever, 3- communication cable interface, 4- power cable grafting
Mouthful, 5- controller, 6- suitcase, 7- switch, 8- electric wire, 9- plug, 10- touch display screen.
Specific embodiment
More detailed description is done to the embodiments of the present invention below in conjunction with attached drawing and appended drawing reference, makes to be familiar with ability
The technology people in domain can implement accordingly after studying this specification carefully.It should be appreciated that specific embodiment described herein is only to solve
The utility model is released, is not used to limit the utility model.
In the description of the present invention, it should be noted that the orientation of the instructions such as term " on ", "horizontal", "inner" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in utility model.
Embodiment: a kind of wide in range nitrogen oxides and oxygen concentration testing analysis instrument referring to figure 1, including nitrogen oxidation
Object sensor 1, flue gas feeler lever 2, controller 5, touch display screen 10 and suitcase 6；
Switch 7, communication cable interface 3 and power cable interface 4, the control are provided on the outer wall of suitcase 6
Device 5 is set in suitcase 6, and NOx sensor 1 is communicated to connect by communication cable interface 3 and controller 5, plug 9
It is connect by electric wire 8 with power cable interface 4, flue gas feeler lever 2 and the probe of NOx sensor 1 are detachably connected, touching
It touches display screen 10 and controller 5 communicates to connect.
It is easy to carry by the way that dismountable flue gas feeler lever 2 is arranged for NOx sensor 1 in the present embodiment, it is suitable for
The detection of the nitrous oxides concentration of gas at normal temperature and high-temperature gas improves the applicability of entire detecting instrument, improves nitrogen oxides
The service life that sensor 1 is popped one's head in.
Specifically, the nitrous oxides concentration of measurement high-temperature gas, the mode that flue gas feeler lever 2 is connected through a screw thread is mounted on
On the probe of NOx sensor 1, the external power supply of plug 9, power supply is controller 5, touch display screen 10 is powered,
The position that switch 7 is placed in out, controller 5 start, and keep the detection of controller 5 ready by touch display screen 10, and operator will
Flue gas feeler lever 2 is placed in detection site and carries out the measurement of nitrous oxides concentration, and acquires data and pass through communication cable interface 3
Controller 5 is transported to, touch display screen 10 can show current nitrous oxides concentration.Wherein, flue gas feeler lever 2 plays water conservancy diversion work
With gas is drained to probe, avoids high-temperature gas directly and probe contacts, increases the service life of probe.
The nitrous oxides concentration for measuring gas at normal temperature, flue gas feeler lever 2 is taken out from the probe of NOx sensor 1,
The external power supply of plug 9, power supply are controller 5, the power supply of touch display screen 10, the position that switch 7 is placed in out, control
Device 5 starts, and keeps the detection of controller 5 ready by touch display screen 10, and operator is by the probe placement of NOx sensor 1
The measurement of nitrous oxides concentration is carried out in detection site, and acquires data and is transmitted to controller 5 through communication cable interface 3,
Touch display screen 10 can show current nitrous oxides concentration.
Wherein, the model NGK NS11A of NOx sensor 1, its working principle is that being surveyed by measuring limit current limliting
The oxygen concentration for measuring tested gas generates oxygen since chemical reaction can occur for the nitrogen oxides in measurement gas, passes through the limit
Current measurement oxygen concentration is equal to the nitrous oxides concentration in measurement gas.
The above content is the further descriptions made in conjunction with specific preferred embodiment to the utility model, cannot recognize
Determine specific embodiment of the present utility model to be only limited to these instructions.For the common skill of the utility model technical field
For art personnel, the other embodiments obtained in the case where not departing from the technical solution of the utility model be should be included in practical
In novel protection scope.
Claims (3)
1. a kind of wide in range nitrogen oxides and oxygen concentration testing analysis instrument, it is characterised in that: including NOx sensor (1),
Flue gas feeler lever (2), controller (5), touch display screen (10) and suitcase (6)；
Switch (7), communication cable interface (3) and power cable interface (4) are provided on the outer wall of suitcase (6), it is described
Controller (5) is set in suitcase (6), and NOx sensor (1) passes through communication cable interface (3) and controller (5)
Communication connection, plug (9) are connect by electric wire (8) with power cable interface (4), and flue gas feeler lever (2) and nitrogen oxides sense
The probe of device (1) is detachably connected, and touch display screen (10) and controller (5) communicate to connect.
2. wide in range nitrogen oxides as described in claim 1 and oxygen concentration testing analysis instrument, it is characterised in that: the flue gas is visited
Bar (2) is to be threadedly coupled with the detachable mounting means of NOx sensor (1).
3. wide in range nitrogen oxides as described in claim 1 and oxygen concentration testing analysis instrument, it is characterised in that: the nitrogen oxidation
The model NGK NS11A of object sensor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822233968.5U CN209525294U (en) | 2018-12-28 | 2018-12-28 | A kind of wide in range nitrogen oxides and oxygen concentration testing analysis instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822233968.5U CN209525294U (en) | 2018-12-28 | 2018-12-28 | A kind of wide in range nitrogen oxides and oxygen concentration testing analysis instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209525294U true CN209525294U (en) | 2019-10-22 |
Family
ID=68228916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822233968.5U Active CN209525294U (en) | 2018-12-28 | 2018-12-28 | A kind of wide in range nitrogen oxides and oxygen concentration testing analysis instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209525294U (en) |
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2018
- 2018-12-28 CN CN201822233968.5U patent/CN209525294U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610000 Chengdu Economic and Technological Development Zone (Longquanyi District), Sichuan Province Patentee after: Chengdu Runtianxiang Technology Co., Ltd. Address before: 610000 Chengdu Economic and Technological Development Zone (Longquanyi District), Sichuan Province Patentee before: CHENGDU RUN TIANXIANG ENVIRONMENTAL PROTECTION Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |