CN208206594U - A kind of sampling feeler lever of chemical method the escaping of ammonia on-line computing model - Google Patents
A kind of sampling feeler lever of chemical method the escaping of ammonia on-line computing model Download PDFInfo
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- CN208206594U CN208206594U CN201820722652.XU CN201820722652U CN208206594U CN 208206594 U CN208206594 U CN 208206594U CN 201820722652 U CN201820722652 U CN 201820722652U CN 208206594 U CN208206594 U CN 208206594U
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- temperature
- feeler lever
- ball valve
- ammonia
- escaping
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Abstract
The utility model discloses a kind of sampling feeler levers of chemical method the escaping of ammonia on-line computing model comprising filter core, feeler lever, probe tube, high-temperature ball valve, high-temperature heating block A, high-temperature heating block B, crossover connection and the heater and temperature sensor for being separately positioned on the high-temperature heating block A and being heated at high temperature on block B；Using the above-mentioned sampling feeler lever structure of this programme, it can be realized flue and include the former exhaust gas dust of the escaping of ammonia ingredient and be filtered into the conversion of subsequent flue gas ammonia ingredient draws, it provides and cleans distortionless flue gas sample gas, it can effectively avoid interference of the dust to measurement, compact overall structure is lightly convenient and simple in application operating condition on-site maintenance, it can effectively avoid flue and include the former flue gas of the escaping of ammonia ingredient and filtering, the problem that crystallization loss causes measurement error larger down to the distortion of extraction flue gas ammonia slip concentration in extraction process, blowback interface can access blowback compressed gas source convenient and simplely and sweep to filter core progress blowback.
Description
Technical field
The utility model relates to the former exhaust gas dust filterings of the ingredient containing the escaping of ammonia, sample fume high-temperature constant temperature after denitrating flue gas
A kind of engineering device technique field of conveying, and in particular to sampling feeler lever of chemical method the escaping of ammonia on-line computing model.
Background technique
Currently, mainly thering is laser method and chemical method to detect the former cigarette monitoring containing the escaping of ammonia ingredient after denitrating flue gas.
Chemical method detection is a kind of indirect measurement method, and flue is included the former flue gas of the escaping of ammonia ingredient by extracting by sampling system first
Through probe tube after filtering, finally sample gas is dissolved and absorbed and is realized in flue gas into absorbing liquid in online the escaping of ammonia monitor absorption cell
Conversion of the escaping of ammonia ingredient from gas phase to liquid phase, ammonium hydrogen sulfate during extraction, filtering and conveying at low temperature node
It easily crystallizes, adsorb, flue gas the escaping of ammonia ingredient is caused to be distorted.Sample feeler lever its actual use operating condition be high temperature, a height
The application environment of dust, therefore whole just need to provide a kind of convenience, can leggiero take out the sampling safeguarded out of flue
Feeler lever structure.
Summary of the invention
In view of the deficiencies in the prior art, the purpose of this utility model is to provide a kind of chemical method the escaping of ammonia is online
The sampling feeler lever of monitor, the sampling feeler lever its can effectively ensure that flue includes the sample flue gas of the escaping of ammonia ingredient and is filtered
Conveying, and entirely sampling its whole design compact structure of feeler lever is compact, so that more easily being taken out out of flue in maintenance
It takes out.
To achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of sampling feeler lever of chemical method the escaping of ammonia on-line computing model, include filter core, feeler lever, probe tube, high-temperature ball valve,
High-temperature heating block A, it is heated at high temperature block B, crossover connection and is separately positioned on the high-temperature heating block A and high-temperature heating block B
Heater and temperature sensor, the filter core pass through the locking nut being provided with and are fixedly mounted on described feeler lever one end, the spy
The bar other end is fixedly linked with the high-temperature ball valve, and the probe tube is located in the feeler lever inner cavity, described probe tube one end with
The filter core is connected, and the probe tube other end is connected with the high-temperature ball valve entrance, the high-temperature heating block A and high temperature
Heat block B is wrapped in the valve body periphery of the high-temperature ball valve, and the outlet of the high-temperature ball valve is connected with the crossover connection.
It further, further include having blowback interface, the blowback interface is connected with the other end of the probe tube, wherein institute
Blowback interface is stated to be externally connected to for carrying out the compressed air source that operation is swept in blowback to the filter core.
Further, the feeler lever other end passes through the connecting flange being provided with and connection frame and the high-temperature ball valve stationary phase
Even, wherein the high-temperature ball valve is fixedly mounted on the connection frame, the connection frame is fixedly mounted on the connecting flange,
The connection method is even fixedly mounted on the feeler lever other end.
Further, the high-temperature ball valve is fixedly mounted on the company by the ball valve bracket that a pair is mounted on its peripheral both ends
It connects on frame.
Compared with prior art, the advantageous effects that this programme has are as follows: using the above-mentioned sampling feeler lever knot of this programme
Structure, can be realized flue and includes the former exhaust gas dust of the escaping of ammonia ingredient and be filtered into the conversion of subsequent flue gas ammonia ingredient draws, provide clear
Clean distortionless flue gas sample gas can effectively avoid interference of the dust to measurement, and compact overall structure is lightly at application operating condition scene
It is easy to maintain simple, can effectively avoid flue include the former flue gas of the escaping of ammonia ingredient in filtering, extraction process crystallization loss with
To the problem for extracting the distortion of flue gas ammonia slip concentration and causing measurement error larger, blowback interface can access anti-convenient and simplely
Compressed gas source is blown to sweep filter core progress blowback.
Detailed description of the invention
Fig. 1 is the sampling feeler lever structural schematic diagram in the present embodiment.
Fig. 2 is partial enlargement structural representation at the A in Fig. 1.
Description of symbols in figure:
1- filter core, 2- locking nut, 3- probe tube, 4- feeler lever, 5- connecting flange, 6- connection frame, 7- ball valve bracket, 8- high
Warm ball valve, 9- high-temperature heating block A, 10- crossover connection, 11- high-temperature heating block B, 12- temperature sensor, 13- blowback interface, 14- add
Hot device.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawings of the specification.
This programme is to be directed to existing sampling feeler lever in use, and former flue gas is in extraction, filtering and the mistake conveyed
The problem of ammonium hydrogen sulfate is easily crystallized and is adsorbed at low temperature node in journey, and flue gas the escaping of ammonia ingredient is caused to be distorted, and then propose
A kind of chemical method the escaping of ammonia on-line computing model sampling feeler lever, the sampling feeler lever its can effectively ensure that flue includes the escaping of ammonia
The sample flue gas of ingredient is filtered conveying, and entirely sampling its whole design compact structure of feeler lever is compact, so that safeguarding
When more easily extracted out of flue.
It is the sampling feeler lever structural schematic diagram in the present embodiment referring to shown in attached drawing 1.Sampling feeler lever packet in the present embodiment
Filter core 1, feeler lever 4, probe tube 3, high-temperature ball valve 8, high-temperature heating block A, high-temperature heating block B11, crossover connection 10 and difference are included
The heater 14 and temperature sensor 12 that high-temperature heating block A9 is arranged in and is heated at high temperature on block B11, filter core 1, which passes through, to be provided with
Locking nut 2 is fixedly mounted on 4 one end of feeler lever, and 4 other end of feeler lever is fixedly linked with high-temperature ball valve 8, and probe tube 3 is sleeved on feeler lever
In 4 inner cavities, 3 one end of probe tube is connected with filter core 1, i.e. 3 one end of probe tube is extend into inside filter core 1,3 other end of probe tube with
8 entrance of high-temperature ball valve is connected, and high-temperature heating block A9 and high-temperature heating block B11 is wrapped in the valve body periphery of high-temperature ball valve 8, high temperature
The outlet of ball valve 8 is connected with crossover connection 10.It should be noted that high-temperature heating block A9 and high-temperature heating block B11 can be adopted
The heating module structure constituted with resistive heater, naturally it is also possible to existing other heating module structures are used, not to be limited.
In order to guarantee the normal use of filter core 1 and probe tube 3, it is necessary to clear up filter core 1 and probe tube 3.This
Scheme is by being arranged a blowback interface 13, the blowback interface 13 and probe tube in probe tube 3 and 8 inlet connection of high-temperature ball valve
3 ports and 8 entrance of high-temperature ball valve are connected as one, and blowback interface 13, which is externally connected to, sweeps operation for carrying out blowback to filter core 1
Compressed air source (compressed air).
Incorporated by reference to referring to shown in attached drawing 2, its other end of feeler lever 4 in the present embodiment passes through 5 He of connecting flange being provided with
Connection frame 6 is fixedly linked with high-temperature ball valve 8, and wherein high-temperature ball valve 8 is fixedly mounted on connection frame 6, and connection frame 6 is fixedly mounted on
On connecting flange 5, connection method is even fixedly mounted on 4 other end of feeler lever.Furthermore in order to reliably high-temperature ball valve 8 is fixedly mounted
On connection frame 6, the present embodiment by increasing separately a U-shaped ball valve bracket 7 at the rear and front end of high-temperature ball valve 8,
Ball valve bracket 7 is sleeved on the upper surface of high-temperature ball valve 8, passes through bolt lock using between the bottom end and connection frame 6 of ball valve bracket 7
Tightly, to realize that high-temperature ball valve 8 is fixedly mounted on connection frame 6.Herein it should be noted that high-temperature ball valve in the present embodiment
8 use existing ball-valve structure.
When work, the former flue gas of the ingredient containing the escaping of ammonia in flue passes through filter core 1 first, carries out at preliminary dust-filtering
Reason, filtered original flue gas are entered in high-temperature ball valve 8 by probe tube 3, former flue gas during flowing through high-temperature ball valve 8,
The high-temperature heating block A9 and high-temperature heating block B11 of 8 periphery of high-temperature ball valve heat the body portion of high-temperature ball valve 8, in turn
Heating and thermal insulation is carried out to the former flue gas that flows through inside high-temperature ball valve 8, prevent the ammonium hydrogen sulfate in former flue gas carry out herein crystallization and
Absorption, it is to be understood that during heating, temperature sensor 12 temperature signal is sent in real time to monitor analytical unit into
Trip temperature control, the former flue gas in keeping warm mode then pass through crossover connection 10 and are flowed into subsequent online the escaping of ammonia monitor suction
In receives pond in absorbing liquid, conversion of the ammonia in flue gas escape ingredient from gas phase to liquid phase is realized.After the completion of the conveying of former flue gas, open
Compressed air source, compressed air enter probe tube 3 and filter core 1 through blowback interface 13, carry out blowback to filter core 1 and clear away clean place
Reason.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technology, then the utility model is also intended to include these modifications and variations.
Claims (4)
1. a kind of sampling feeler lever of chemical method the escaping of ammonia on-line computing model, it is characterised in that: include filter core, feeler lever, probe tube,
High-temperature ball valve, high-temperature heating block A, high-temperature heating block B, crossover connection and it is separately positioned on the high-temperature heating block A and high temperature adds
Heater and temperature sensor on heat block B, the filter core pass through the locking nut being provided with and are fixedly mounted on the feeler lever one
End, the feeler lever other end are fixedly linked with the high-temperature ball valve, and the probe tube is located in the feeler lever inner cavity, the sampling
Pipe one end is connected with the filter core, and the probe tube other end is connected with the high-temperature ball valve entrance, the high-temperature heating
Block A and high-temperature heating block B is wrapped in the valve body periphery of the high-temperature ball valve, the outlet of the high-temperature ball valve and the crossover connection phase
Connection.
2. a kind of sampling feeler lever of chemical method the escaping of ammonia on-line computing model according to claim 1, it is characterised in that: also wrap
Blowback interface is included, the blowback interface is connected with the other end of the probe tube, wherein the blowback interface external connection
Have for carrying out the compressed air source that operation is swept in blowback to the filter core.
3. a kind of sampling feeler lever of chemical method the escaping of ammonia on-line computing model according to claim 1 or 2, it is characterised in that:
The feeler lever other end passes through the connecting flange being provided with and connection frame is fixedly linked with the high-temperature ball valve, wherein the high temperature
Ball valve is fixedly mounted on the connection frame, and the connection frame is fixedly mounted on the connecting flange, the connection method fixed
Dingan County is on the feeler lever other end.
4. a kind of sampling feeler lever of chemical method the escaping of ammonia on-line computing model according to claim 3, it is characterised in that: described
High-temperature ball valve is fixedly mounted on the connection frame by the ball valve bracket that a pair is mounted on its peripheral both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820722652.XU CN208206594U (en) | 2018-05-15 | 2018-05-15 | A kind of sampling feeler lever of chemical method the escaping of ammonia on-line computing model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820722652.XU CN208206594U (en) | 2018-05-15 | 2018-05-15 | A kind of sampling feeler lever of chemical method the escaping of ammonia on-line computing model |
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| Publication Number | Publication Date |
|---|---|
| CN208206594U true CN208206594U (en) | 2018-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820722652.XU Active CN208206594U (en) | 2018-05-15 | 2018-05-15 | A kind of sampling feeler lever of chemical method the escaping of ammonia on-line computing model |
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| CN (1) | CN208206594U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111474097A (en) * | 2020-06-02 | 2020-07-31 | 杭州绰美科技有限公司 | Extraction type ultralow-concentration dust detection device and method |
-
2018
- 2018-05-15 CN CN201820722652.XU patent/CN208206594U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111474097A (en) * | 2020-06-02 | 2020-07-31 | 杭州绰美科技有限公司 | Extraction type ultralow-concentration dust detection device and method |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ding Ruifeng Inventor after: Chen Yunlong Inventor after: Bian Baoli Inventor after: Jia Ziying Inventor after: Han Zhiming Inventor after: He Jiaren Inventor after: Shi Qing Inventor after: Liu Peng Inventor before: Ding Ruifeng Inventor before: Chen Yunlong Inventor before: Bian Baoli |
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| CB03 | Change of inventor or designer information |