CN207336476U - Smoke flue gas sampling survey meter - Google Patents
Smoke flue gas sampling survey meter Download PDFInfo
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- CN207336476U CN207336476U CN201721173133.4U CN201721173133U CN207336476U CN 207336476 U CN207336476 U CN 207336476U CN 201721173133 U CN201721173133 U CN 201721173133U CN 207336476 U CN207336476 U CN 207336476U
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Abstract
Smoke flue gas sampling survey meter, including feeler lever, feeler lever rear end are provided with handle, and feeler lever front end is provided with probe assembly；Probe assembly includes preceding bend pipe, inner sleeve, outer sleeve and rear sleeve, and the center line of inner sleeve, outer sleeve and rear sleeve overlaps and the center line is set along the longitudinal direction, and the rear end of rear sleeve is connected with feeler lever nose threads.The utility model is collection flue gas sampling, the functions such as flue temperature, flue gas flow rate detection are in the smoke flue gas sampling survey meter of one, compatible filter cylinder, filter membrane sampling mode, probe assembly part integral replacing and can weigh, it can complete the sampling of flue dust, coordinate smoke dust analyzer again, it can be achieved that the sampling detection of soot dust granule thing.
Description
Technical field
The utility model belongs to detection technique field, more particularly to a kind of smoke flue gas sampling survey meter.
Background technology
It is well known that the atmosphere polluting problem that Power Plant in China fuel combustion is brought deteriorates increasingly, challenge its people's
Living environment.With prevention and control of air pollution action plan iterative method, the discharge transformation of coal-burning power plant starts to place on the agenda.According to
《Implement in full coal-burning power plant's minimum discharge and reducing energy consumption programme of work》Notice（Ring sends out [2015] No. 164）File:Arrive
The year two thousand twenty, all coal-burning power plants for possessing transformation condition in the whole nation strive realizing minimum discharge（I.e. under the conditions of benchmark oxygen content 6%,
Flue dust, sulfur dioxide, discharged nitrous oxides concentration are respectively no higher than 10,35,50 milligrams/cubic metre）.
The restriction of these Pollutant emission concentrations means the scene of coherent detection instrument to put into operation in flue gas, and have become must
So, different pollutant components corresponds to different instrumentations, and different instrumentation front ends needs to design different adopt again
Sample end.For portable inspectiont instrument, if necessary to detect flue gas and flue dust, it is necessary to 2-3 platform instrumentations, to realize cigarette
Sulfur dioxide, nitrogen oxides in gas, the detection of soot dust granule thing concentration of emission；And, it is necessary to repeatedly will sampling in detection process
Detecting gun probes into flue, and detection data are obtained after stablizing.These result in detection operation complexity, inefficiency.
Utility model content
For overcome the deficiencies in the prior art, the utility model provides a kind of collection flue gas and smoke dust sampling, flue temperature, cigarette
The functions such as gas velocity detection are in the smoke flue gas sampling survey meter of one.
In order to solve the above technical problems, the utility model adopts the following technical solution：Smoke flue gas sampling survey meter, including
Feeler lever, feeler lever rear end are provided with handle, and feeler lever front end is provided with probe assembly；Probe assembly includes preceding bend pipe, inner sleeve, overcoat
Cylinder and rear sleeve, the center line of inner sleeve, outer sleeve and rear sleeve overlaps and the center line is set along the longitudinal direction, rear sleeve
Rear end is connected with feeler lever nose threads, and the front end of rear sleeve is coaxial to be fixedly connected with the first connector sleeve, and inner sleeve tube rear end is equipped with
Fixed disk, is fixedly connected with the second connector sleeve at the right center of fixed disk, the first connector sleeve is inserted into the second connector sleeve simultaneously
It is threadedly coupled with the second connector sleeve and is sealed with graphite pads, is offered at the center of fixed disk with being passed through before and after the second connector sleeve inside
Logical air hole, outer sleeve front end is coaxial to be fixedly connected with the pre-small post-large conically shaped in conical structure, after preceding bend pipe
End is fixedly connected with the front end of conically shaped and by conically shaped with being connected inside outer sleeve, and discoidal mistake is provided with outer sleeve
Strainer, filter screen trailing flank are provided with the filter membrane for filtering smoke, and the excircle of filter screen contacts and close with outer sleeve inner wall
Envelope connection, inner sleeve front end is coaxial to be fixedly connected with pressing sleeve, and outer sleeve inner wall is connected with inner sleeve outer wall thread, pressing sleeve front end
Outer edge on front side of filter screen is set to be contacted with conically shaped rear wall top pressure by filter membrane top pressure filter screen, the rear end inner wall of outer sleeve,
The mounting groove of a circular ring shape is formed between inner sleeve tube rear end outer wall and fixed disk leading flank, is provided with mounting groove and is sleeved on inner sleeve
Sealing ring on cylinder.
Feeler lever includes outer tube, and outer tube front-end and back-end are respectively arranged with preceding sealing plate and rear sealing plate, and outer tube is interior along axis
Direction is provided with Pitot tube, platinum resistance thermometer sensor, and insulating tube, the front end of Pitot tube and platinum resistance thermometer sensor, forward extends out preceding sealing plate, rear envelope
The trailing flank of plate is fixedly connected with handle, and tee pipe coupling, pillar, reducing locknut connector, waterproof connector, are provided with handle
One pagoda connector and the second pagoda connector, the front end interface of tee pipe coupling are fixedly connected with rear sealing plate, are offered on rear sealing plate
The rear through hole of tee pipe coupling and insulating tube is connected, the back end interface of tee pipe coupling passes through reducing locknut connector and waterproof connector
Connection, the 3rd interface of tee pipe coupling are connected with the first pagoda connector, and the front end of pillar is fixed with rear sealing plate trailing flank to be connected
Connect, Pitot tube, platinum resistance thermometer sensor, are extend into pillar through rear sealing plate, the second pagoda connector be arranged on pillar rear portion and with skin support
Pipe corresponds to connection；Preceding sealing plate front end face is fixedly installed probe assembly connection pipe fitting, rear end inner wall and the detection group of rear sleeve
The outer wall thread of part connection pipe fitting connects simultaneously to be sealed with graphite pads, and probe assembly connects pipe fitting and insulating tube is coaxial sets
Put, the front through hole of connection probe assembly connection pipe fitting and insulating tube is offered on preceding sealing plate, heating rod is embedded with insulating tube.
The nose threads of preceding bend pipe are connected with sampling mouth, sample the sample direction of mouth towards the front port of Pitot tube.
Using above-mentioned technical proposal, the Pitot tube in the utility model realizes that flue gas flow rate measures, platinum resistance thermometer sensor,（Integrated heat
Galvanic couple）Flue temperature can be measured.
For the utility model in work in use, feeler lever is extend into flue by hand-held handle, sampling mouth can be in flue
Flue gas is sampled, and the connecting tube of flue gas analyzer, which corresponds to, is connected to waterproof connector, the first pagoda connector and the second pagoda connector
On, the utility model can coordinate flue gas analyzer to realize that smoke components measure, and flue dust is under the suction of flue gas analyzer, flue gas
It is drawn onto with flue dust by preceding bend pipe inside conically shaped, under the filtering of filter screen trailing flank filter membrane, flue dust, which is filtered, stays in cone
In shape cylinder, flue gas passes sequentially through inner sleeve, air hole, rear sleeve, probe assembly connection pipe fitting, front through hole, insulating tube, waterproof
Connector, the first pagoda connector are pumped into flue gas analyzer, and flue gas analyzer analyzes flue gas.The collection of flue dust can be from
Outer sleeve is backed out on inner sleeve and conically shaped is weighed to take out filter membrane, soot dust granule thing is sampled and is detected.When flue gas passes through insulation
Guan Shi, the heating rod in insulating tube heat flue gas, and flue gas sampling content can be kept to be influenced from condensed water, coordinate flue gas
Analyzer realizes that smoke components measure.
In conclusion the utility model is collection flue gas sampling, the function such as flue temperature, flue gas flow rate detection is in the cigarette of one
Cloud of dust gas Sample acquisition instrument, compatible filter cylinder, filter membrane sampling mode, probe assembly part integral replacing and can weigh, and can complete cigarette
The sampling of dirt, then coordinate smoke dust analyzer, it can be achieved that the sampling detection of soot dust granule thing.
Brief description of the drawings
Fig. 1 is the appearance schematic diagram of the utility model；
Fig. 2 is the internal structure schematic diagram of the utility model.
Embodiment
As depicted in figs. 1 and 2, the smoke flue gas sampling survey meter of the utility model, including feeler lever 1,1 rear end of feeler lever are set
There is handle 2,1 front end of feeler lever is provided with probe assembly 3；Probe assembly 3 includes preceding bend pipe 4, inner sleeve 5, outer sleeve 6 and rear sleeve
7, the center line of inner sleeve 5, outer sleeve 6 and rear sleeve 7 overlaps and the center line is set along the longitudinal direction, the rear end of rear sleeve 7
It is connected with 1 nose threads of feeler lever, the front end of rear sleeve 7 is coaxial to be fixedly connected with the first connector sleeve 8, and 5 rear end of inner sleeve is equipped with
Fixed disk 9, is fixedly connected with the second connector sleeve 10 at the right center of fixed disk 9, the first connector sleeve 8 is inserted into the second connector sleeve
It is threadedly coupled in 10 and with the second connector sleeve 10 and is sealed with graphite pads, is offered at the center of fixed disk 9 and the second connector sleeve
The air hole 11 of the front and rear perforation in 10 inside, 6 front end of outer sleeve is coaxial to be fixedly connected with the pre-small post-large cone in conical structure
Shape cylinder 12, the rear end of preceding bend pipe 4 are fixedly connected with the front end of conically shaped 12 and are connected by conically shaped 12 with the inside of outer sleeve 6,
Discoidal filter screen 13 is provided with outer sleeve 6,13 trailing flank of filter screen is provided with the filter membrane for filtering smoke（Thickness compared with
It is thin, do not illustrate and in figure）, the excircle of filter screen 13 contacts and is tightly connected with 6 inner wall of outer sleeve, and 5 front end of inner sleeve is same
Axial restraint is connected with pressing sleeve 14, and 6 inner wall of outer sleeve is connected with 5 outer wall thread of inner sleeve, and 14 front end of pressing sleeve passes through filter membrane top pressure
Filter screen 13 makes 13 front side outer edge of filter screen be contacted with 12 rear wall top pressure of conically shaped, rear end inner wall, the inner sleeve of outer sleeve 6
The mounting groove of a circular ring shape is formed between 9 leading flank of 5 rear end outer walls and fixed disk, is provided with mounting groove and is sleeved on inner sleeve 5
On sealing ring 15.
Feeler lever 1 includes outer tube 16, and 16 front-end and back-end of outer tube are respectively arranged with preceding sealing plate 17 and rear sealing plate 18, outer cover
Pitot tube 19, platinum resistance thermometer sensor, 20 and insulating tube 21 are in axial direction provided with pipe 16, before Pitot tube 19 and platinum resistance thermometer sensor, 20
Sealing plate 17 before end forward extends out, the trailing flank of rear sealing plate 18 is fixedly connected with handle 2, be provided with handle 2 tee pipe coupling 22,
Pillar 23, reducing locknut connector 24, waterproof connector 25, the first pagoda connector 26 and the second pagoda connector 27, tee pipe coupling 22
Front end interface be fixedly connected with rear sealing plate 18, the rear logical of connection tee pipe coupling 22 and insulating tube 21 is offered on rear sealing plate 18
Hole, the back end interface of tee pipe coupling 22 are connected by reducing locknut connector 24 with waterproof connector 25, and the of tee pipe coupling 22
Three interfaces are connected with the first pagoda connector 26, and the front end of pillar 23 is fixedly connected with rear 18 trailing flank of sealing plate, Pitot tube 19, platinum
Thermal resistance 20 is extend into pillar 23 through rear sealing plate 18, and the second pagoda connector 27 is arranged on 23 rear portion of pillar and and Pitot tube
19 correspond to connection；Preceding 17 front end face of sealing plate is fixedly installed probe assembly connection pipe fitting 28, and the rear end inner wall of rear sleeve 7 is with visiting
The outer wall thread for surveying component connection pipe fitting 28 is connected and sealed with graphite pads, probe assembly connection pipe fitting 28 and insulating tube 21
Coaxial setting, the front through hole 29 of connection probe assembly connection pipe fitting 28 and insulating tube 21, insulation are offered on preceding sealing plate 17
Heating rod is embedded with pipe 21.
The nose threads of preceding bend pipe 4 are connected with sampling mouth 30, sample the sample direction of mouth 30 towards the front end of Pitot tube 19
Mouthful, it can so make the flue gas of collection and the position correspondence and platinum thermoelectricity of flue dust and the flue gas flow rate of the test of Pitot tube 19 in flue
The position of the flue temperature of the measurement of resistance 20 also corresponds to, and improves the accuracy of measurement.
Pitot tube 19 in the utility model realizes that flue gas flow rate measures, platinum resistance thermometer sensor, 20（Integrated thermal electric is even）Can be to flue
Temperature measures.
For the utility model in work in use, feeler lever 1 is extend into flue by hand-held handle 2, sampling mouth 30 can be to flue
Interior flue gas is sampled, and the connecting tube of flue gas analyzer, which corresponds to, is connected to waterproof connector 25, the first pagoda connector 26 and second
On pagoda connector 27, the utility model can coordinate flue gas analyzer to realize that smoke components measure, and flue dust is in flue gas analyzer
Under suction, flue gas and flue dust are drawn onto inside conically shaped 12 by preceding bend pipe 4, under the filtering of 13 trailing flank filter membrane of filter screen, cigarette
Dirt, which is filtered, to be got off to stay in conically shaped 12, and flue gas passes sequentially through inner sleeve 5, air hole 11, rear sleeve 7, probe assembly connecting tube
Connector 28, front through hole 29, insulating tube 21, waterproof connector 25, the first pagoda connector 26 are pumped into flue gas analyzer, flue gas analysis
Instrument analyzes flue gas.The collection of flue dust can back out outer sleeve 6 from inner sleeve and conically shaped 12 is weighed to take out filter membrane,
Soot dust granule thing is sampled and is detected.When flue gas is by insulating tube 21, the heating rod in insulating tube 21 heats flue gas, can
Keep flue gas sampling content to be influenced from condensed water, coordinate flue gas analyzer to realize that smoke components measure.
The present embodiment is not the limitations of work in any form such as the shape to the present invention, material, structure, every according to this hair
Any simple modification, equivalent change and modification that bright technical spirit makees above example, belongs to the technology of the present invention side
The protection domain of case.
Claims (3)
1. smoke flue gas sampling survey meter, it is characterised in that：Including feeler lever, feeler lever rear end is provided with handle, and feeler lever front end is set
There is probe assembly；Probe assembly includes preceding bend pipe, inner sleeve, outer sleeve and rear sleeve, in inner sleeve, outer sleeve and rear sleeve
Heart line overlaps and the center line is set along the longitudinal direction, and the rear end of rear sleeve is connected with feeler lever nose threads, the front end of rear sleeve
Coaxial to be fixedly connected with the first connector sleeve, inner sleeve tube rear end is equipped with fixed disk, is fixedly connected with the right center of fixed disk
Second connector sleeve, the first connector sleeve are inserted into the second connector sleeve and are threadedly coupled with the second connector sleeve and are sealed with graphite pads,
The air hole with front and rear perforation inside the second connector sleeve is offered at the center of fixed disk, outer sleeve front end is coaxial to be fixedly connected
There is the pre-small post-large conically shaped in conical structure, the rear end of preceding bend pipe is fixedly connected with the front end of conically shaped and passes through conically shaped
With being connected inside outer sleeve, discoidal filter screen is provided with outer sleeve, filter screen trailing flank is provided with for filtering smoke
Filter membrane, the excircle of filter screen contacts and is tightly connected with outer sleeve inner wall, and inner sleeve front end is coaxial to be fixedly connected with pressure
Set, outer sleeve inner wall are connected with inner sleeve outer wall thread, and pressing sleeve front end makes outside on front side of filter screen by filter membrane top pressure filter screen
Edge is contacted with conically shaped rear wall top pressure, shape between the rear end inner wall of outer sleeve, inner sleeve tube rear end outer wall and fixed disk leading flank
Into the mounting groove of a circular ring shape, the sealing ring being sleeved on inner sleeve is provided with mounting groove.
2. smoke flue gas sampling survey meter according to claim 1, it is characterised in that：Feeler lever includes outer tube, outer tube
Front-end and back-end are respectively arranged with preceding sealing plate and rear sealing plate, be in axial direction provided with outer tube Pitot tube, platinum resistance thermometer sensor, and
The front end of insulating tube, Pitot tube and platinum resistance thermometer sensor, forward extends out preceding sealing plate, and the trailing flank of rear sealing plate is fixedly connected with handle, handle
Inside it is provided with tee pipe coupling, pillar, reducing locknut connector, waterproof connector, the first pagoda connector and the second pagoda connector, threeway
The front end interface of pipe fitting is fixedly connected with rear sealing plate, and connection tee pipe coupling is offered on rear sealing plate and the rear of insulating tube leads to
Hole, the back end interface of tee pipe coupling are connected by reducing locknut connector with waterproof connector, the 3rd interface of tee pipe coupling
It is connected with the first pagoda connector, the front end of pillar is fixedly connected with rear sealing plate trailing flank, is sealed after Pitot tube, the passing through of platinum resistance thermometer sensor,
Plate is extend into pillar, and the second pagoda connector is arranged on pillar rear portion and connection corresponding with Pitot tube；Preceding sealing plate front end face is fixed
Probe assembly connection pipe fitting is provided with, the rear end inner wall of rear sleeve is connected the outer wall thread connection of pipe fitting with probe assembly simultaneously
Sealed with graphite pads, probe assembly connection pipe fitting and the coaxial setting of insulating tube, connection probe assembly is offered on preceding sealing plate
The front through hole of pipe fitting and insulating tube is connected, heating rod is embedded with insulating tube.
3. smoke flue gas sampling survey meter according to claim 1, it is characterised in that：The nose threads of preceding bend pipe are connected with
Mouth is sampled, samples the sample direction of mouth towards the front port of Pitot tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721173133.4U CN207336476U (en) | 2017-09-14 | 2017-09-14 | Smoke flue gas sampling survey meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721173133.4U CN207336476U (en) | 2017-09-14 | 2017-09-14 | Smoke flue gas sampling survey meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207336476U true CN207336476U (en) | 2018-05-08 |
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ID=62368678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721173133.4U Active CN207336476U (en) | 2017-09-14 | 2017-09-14 | Smoke flue gas sampling survey meter |
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| CN (1) | CN207336476U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709779A (en) * | 2018-06-06 | 2018-10-26 | 青岛海纳光电环保有限公司 | Integral type dust sampling instrument and the method for sampling |
| CN109856335A (en) * | 2019-02-13 | 2019-06-07 | 江苏旭龙环境科技有限公司 | A kind of anti-corrosion pretreatment system and application method |
| CN110095572A (en) * | 2019-04-20 | 2019-08-06 | 杭州统标检测科技有限公司 | A kind of dust discharge detection system |
| CN110186739A (en) * | 2019-05-21 | 2019-08-30 | 武汉深投朗弘科技有限公司 | A kind of hand-held smoke sampling filter device |
| CN113029849A (en) * | 2021-03-15 | 2021-06-25 | 竑迈环境科技(上海)有限公司 | Weighing method movable dust measurement automatic sampling system |
-
2017
- 2017-09-14 CN CN201721173133.4U patent/CN207336476U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709779A (en) * | 2018-06-06 | 2018-10-26 | 青岛海纳光电环保有限公司 | Integral type dust sampling instrument and the method for sampling |
| CN109856335A (en) * | 2019-02-13 | 2019-06-07 | 江苏旭龙环境科技有限公司 | A kind of anti-corrosion pretreatment system and application method |
| CN110095572A (en) * | 2019-04-20 | 2019-08-06 | 杭州统标检测科技有限公司 | A kind of dust discharge detection system |
| CN110186739A (en) * | 2019-05-21 | 2019-08-30 | 武汉深投朗弘科技有限公司 | A kind of hand-held smoke sampling filter device |
| CN110186739B (en) * | 2019-05-21 | 2023-12-08 | 武汉深投朗弘科技有限公司 | Handheld flue gas sampling and filtering device |
| CN113029849A (en) * | 2021-03-15 | 2021-06-25 | 竑迈环境科技(上海)有限公司 | Weighing method movable dust measurement automatic sampling system |
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