CN207717586U - A kind of disassembled dust particles measurement of concetration chamber - Google Patents
A kind of disassembled dust particles measurement of concetration chamber Download PDFInfo
- Publication number
- CN207717586U CN207717586U CN201721878792.8U CN201721878792U CN207717586U CN 207717586 U CN207717586 U CN 207717586U CN 201721878792 U CN201721878792 U CN 201721878792U CN 207717586 U CN207717586 U CN 207717586U
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- chamber
- concetration
- box
- flange
- dust particles
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a kind of disassembled dust particles measurement of concetration chamber, gas chamber front end is provided with launch-box, and gas chamber rear end is provided with reception box；It is provided with heat in the launch-box and releases infrared detector, launch-box bottom is detachably connected by flange and gas chamber front end, and the flange centre position is provided with plus lens；The reception cassette bottom portion centre position is provided with collimation lens；The gas chamber is split as ante-chamber, back cavity, is detachably connected by vacuum flange between ante-chamber and back cavity；It is respectively arranged with air inlet pipe, escape pipe on the back cavity, gap is provided between air inlet pipe and outlet pipe end, the gap is set as test window.A kind of disassembled dust particles measurement of concetration chamber provided by the utility model, easy to disassemble and maintenance.
Description
Technical field
The utility model is related to a kind of disassembled dust particles measurement of concetration chambers, belong to dust measurement instrument manufacture skill
Art field.
Background technology
Increasingly sharpening for atmospheric dust pollution needs strictly to monitor industrial dust discharged, dust concentration on-line monitoring
To realizing that national environmental protection Total-dust Control has extremely important meaning.Optical method is dust at present concentration on-line measurement using most
More methods is based on primary-beer's law of youth by traditional optical method, measures the turbidity of dust, then be converted into powder by turbidity
Dust concentration.
Currently, domestic majority dust particles concentration determination chamber majority is integrated, when dust flows through light path detection, tend to have residual
It stays, forms floating dust, pollute light path, influence to measure, maintenance personnel is needed frequently to be safeguarded to equipment；Common structure be
Manhole is set on chamber, for wiping chamber inner wall, but this structure Chang Yinwei sealing effects are poor, and wipe limited angle,
Bring chamber inner wall cleaning to be not thorough, so as to cause instrument measuring speed is slower, complicated, reliability is relatively low and cost compared with
The problems such as high.
Utility model content
Purpose：In order to overcome the deficiencies in the prior art, the utility model to provide a kind of disassembled dust particles
Measurement of concetration chamber.
Technical solution：In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of disassembled dust particles measurement of concetration chamber, including：Launch-box, receives box at gas chamber, further includes：Vacuum
Flange, the gas chamber front end are provided with launch-box, and gas chamber rear end is provided with reception box；Be provided in the launch-box heat release it is infrared
Detector, launch-box bottom are detachably connected by flange and gas chamber front end, and the flange centre position is provided with plus lens；
The reception cassette bottom portion centre position is provided with collimation lens；The gas chamber is split as ante-chamber, back cavity, leads between ante-chamber and back cavity
Vacuum flange is crossed to be detachably connected；Air inlet pipe, escape pipe are respectively arranged on the back cavity, between air inlet pipe and outlet pipe end
It is provided with gap, the gap is set as test window.
Preferably, the vacuum flange includes：Upper flange, lower flange, upper anchor ear, lower anchor ear, on the ante-chamber
It is provided with upper flange, lower flange is provided on back cavity, the upper anchor ear is connected through the hinge with lower anchor ear one end, and upper anchor ear is under
The anchor ear other end is detachably connected by bolt, and sealing ring is provided between the upper anchor ear and lower anchor ear.
Preferably, the preceding cavity outer wall is provided with mica heating plate, for increasing gas temperature in gas chamber.
Preferably, the rear cavity outer wall is provided with mica heating plate, for increasing gas temperature in gas chamber.
Preferably, the ante-chamber inner wall roughness is set as Ra=0.5 μm.
Preferably, the back cavity inner wall roughness is set as Ra=0.5 μm.
Preferably, the plus lens, test window, collimation lens central point point-blank.
Advantageous effect：A kind of disassembled dust particles measurement of concetration chamber provided by the utility model, the present invention use
By welding vacuum flange, by the measurement chamber of traditional one, it is improved to transmitting and the receiving terminal separated structure of optical path,
Easy to disassemble and maintenance.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of vacuum flange.
Specific implementation mode
The utility model is further described below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of disassembled dust particles measurement of concetration chamber, including：Launch-box 1, receives box at gas chamber 2
3, further include：Vacuum flange 4,2 front end of the gas chamber are provided with launch-box 1, and 2 rear end of gas chamber, which is provided with, receives box 3；The transmitting
It is provided with heat in box 1 and releases infrared detector 5,1 bottom of launch-box is detachably connected by flange 6 and 2 front end of gas chamber, the flange
6 centre positions are provided with plus lens 7；The 3 bottom centre position of reception box is provided with collimation lens 8；The gas chamber 2 is split
For ante-chamber 21, back cavity 22, it is detachably connected by vacuum flange 4 between ante-chamber 21 and back cavity 22；It is set respectively on the back cavity 22
It is equipped with air inlet pipe 9, escape pipe 10, air inlet pipe 9 and escape pipe are provided with gap between 10 end, and the gap is set as testing window
Mouth 11.
As shown in Fig. 2, the vacuum flange 4 includes：Upper flange 41, lower flange 42, upper anchor ear 43, lower anchor ear 44, it is described
It is provided with upper flange 41 on ante-chamber, lower flange 42 is provided on back cavity 22, the upper anchor ear 43 passes through hinge with lower 44 one end of anchor ear
Chain link, upper anchor ear 43 are detachably connected with lower 44 other end of anchor ear by bolt 45, the upper anchor ear 43 and lower anchor ear 44 it
Between be provided with sealing ring 46.
21 outer wall of the ante-chamber is provided with mica heating plate 12, and 22 outer wall of the back cavity is provided with mica heating plate 12, uses
In gas temperature in raising gas chamber.
The ante-chamber, back cavity inner wall roughness are disposed as Ra=0.5 μm, the interference for reducing stray light, preferably protect
Measurement accuracy is demonstrate,proved.
The plus lens 7, test window 11, collimation lens 8 central point point-blank, as far as possible reduce survey
Measure error.
In actual use, this structure can guarantee that dust cannot be introduced into launch-box；Air inlet pipe, escape pipe are set at back cavity,
Dust effusion is can effectively avoid, slows down and receives the contaminated speed of box；Once it is contaminated to receive box, vacuum flange is opened, you can
Box will be received to remove, carry out cleaning, after maintenance, alignment flange is loaded onto again, and on-site maintenance effect can be improved
Rate.
The above is only the preferred embodiment of the utility model, it should be pointed out that：For the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (7)
1. a kind of disassembled dust particles measurement of concetration chamber, including：Launch-box, receives box at gas chamber, it is characterised in that：Also
Including：Vacuum flange, the gas chamber front end are provided with launch-box, and gas chamber rear end is provided with reception box；Setting in the launch-box
There is heat to release infrared detector, launch-box bottom is detachably connected by flange and gas chamber front end, the flange centre position setting
There is plus lens；The reception cassette bottom portion centre position is provided with collimation lens；The gas chamber is split as ante-chamber, back cavity, ante-chamber
It is detachably connected by vacuum flange between back cavity；Be respectively arranged with air inlet pipe, escape pipe on the back cavity, air inlet pipe with go out
Gap is provided between tracheae end, the gap is set as test window.
2. a kind of disassembled dust particles measurement of concetration chamber according to claim 1, it is characterised in that：The vacuum
Flange includes：Upper flange, lower flange, upper anchor ear, lower anchor ear are provided with upper flange on the ante-chamber, laxative remedy are provided on back cavity
Orchid, the upper anchor ear are connected through the hinge with lower anchor ear one end, and upper anchor ear is detachably connected with the lower anchor ear other end by bolt,
It is provided with sealing ring between the upper anchor ear and lower anchor ear.
3. a kind of disassembled dust particles measurement of concetration chamber according to claim 1, it is characterised in that：The ante-chamber
Outer wall is provided with mica heating plate, for increasing gas temperature in gas chamber.
4. a kind of disassembled dust particles measurement of concetration chamber according to claim 1, it is characterised in that：The back cavity
Outer wall is provided with mica heating plate, for increasing gas temperature in gas chamber.
5. a kind of disassembled dust particles measurement of concetration chamber according to claim 1, it is characterised in that：The ante-chamber
Inner wall roughness is set as Ra=0.5 μm.
6. a kind of disassembled dust particles measurement of concetration chamber according to claim 1, it is characterised in that：The back cavity
Inner wall roughness is set as Ra=0.5 μm.
7. a kind of disassembled dust particles measurement of concetration chamber according to any one of claims 1 to 6, feature exist
In：The plus lens, test window, collimation lens central point point-blank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721878792.8U CN207717586U (en) | 2017-12-28 | 2017-12-28 | A kind of disassembled dust particles measurement of concetration chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721878792.8U CN207717586U (en) | 2017-12-28 | 2017-12-28 | A kind of disassembled dust particles measurement of concetration chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207717586U true CN207717586U (en) | 2018-08-10 |
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ID=63050992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721878792.8U Active CN207717586U (en) | 2017-12-28 | 2017-12-28 | A kind of disassembled dust particles measurement of concetration chamber |
Country Status (1)
| Country | Link |
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| CN (1) | CN207717586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114324173A (en) * | 2022-01-12 | 2022-04-12 | 朗思传感科技(深圳)有限公司 | Gas sensor and probe thereof |
-
2017
- 2017-12-28 CN CN201721878792.8U patent/CN207717586U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114324173A (en) * | 2022-01-12 | 2022-04-12 | 朗思传感科技(深圳)有限公司 | Gas sensor and probe thereof |
| CN114324173B (en) * | 2022-01-12 | 2024-03-05 | 朗思传感科技(深圳)有限公司 | Gas sensor and probe thereof |
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