CN208254892U - Integral type dust sampling instrument - Google Patents
Integral type dust sampling instrument Download PDFInfo
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- CN208254892U CN208254892U CN201820867827.6U CN201820867827U CN208254892U CN 208254892 U CN208254892 U CN 208254892U CN 201820867827 U CN201820867827 U CN 201820867827U CN 208254892 U CN208254892 U CN 208254892U
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Abstract
The utility model discloses a kind of integral type dust sampling instruments, host and sampling tube assembly are integrally formed formula structure by connector and flanged joint, avoid staff in the prior art need to carry a large amount of sampling utensil in sampling and caused by time-consuming and laborious problem, save the physical load of efforts personnel.In host front end, laser ranging module, the depth protruded into flue for measuring sampling head, measurement error caused by the depth for avoiding the probe tube due to caused by artificial origin from protruding into flue is different are set.Dust in host after measurement, flows out through gas flow pass, finally flows back into flue, the dust of sample decimation is avoided to leak outside, cause environmental pollution and damage to sampling operation personnel；Simultaneously as smoke backflow makes the pressure difference in pipeline smaller, the work load of sampling pump is reduced, less energy consumption.
Description
Technical field
The utility model relates to gas sampling technologies field more particularly to a kind of integral type dust sampling instruments.
Background technique
For the detection mode of stationary source particulate matter, mainly carried in the prior art by staff corresponding
Host, suitable probe tube and other related accessories sample in flue, due to needing to carry a large amount of sampler when sampling
Tool, is caused time-consuming and laborious；And sample when be to be connected host, accessory, probe tube with silicone tube, due to pipeline be easy
Phenomena such as broken pipe, ponding occurs, it is larger to will cause sampled data error；In addition, can will be after the completion of sampling during traditional sampling
Gas be directly discharged in the atmosphere of surrounding equipment, cause damages to the health of environment, staff；Simultaneously because artificial former
Because the range error that probe tube is protruded into flue is larger, to cause sampling error larger.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of integral type dust sampling instruments, solve existing skill
Staff needs to carry in sampling a large amount of sampling utensil, gas direct emission time-consuming and laborious, after the completion of sampling in art
The technical issues of environmental pollution is caused into atmosphere realizes the structure design of integral type, host and probe tube is combined into one, saved
Save staff sampling when physical load, simultaneously by sampling after the completion of gas backstreaming to flue in, energy conservation and environmental protection.
Technical solution provided by the utility model is a kind of integral type dust sampling instrument, including host and with the master
The sampling tube assembly of machine connection, one end of the host are provided with connector, and one end of the sampling tube assembly is provided with flange,
The connector and the flange are cooperatively connected, and the measurement module and electrochemistry for measuring dust are provided in the host
Sensor, it is described sampling tube assembly front end be provided with sampling head, be provided in the sampling tube assembly gas flow channel with
Gas flow pass, the sampling head are connected to the gas flow channel, the flue dust that the sampling head is taken out of flue
Gas enters the measurement module and the electrochemical sensor through the gas flow channel, again through the gas flow pass stream
Out to the flue.
Further, it is additionally provided on the host for measuring swashing for depth that the sampling head protrudes into the flue
Ligh-ranging module.
Further, the measurement module includes flue dust flowmeter and flue gas flow meter, and the flue dust flowmeter is connected with
Smoke dust sampling pump, the flue gas flow meter are connected with flue gas sampling pump, and the electrochemical sensor and the flue gas flow meter connect
It is logical.
Further, the electrochemical sensor is oxygen sensor.
Further, heating temperature control module is provided in the sampling tube assembly.
Further, the heating temperature control module includes heating rod and platinum resistance, and the platinum resistance is connect with system terminal.
Further, the sampling tube assembly further includes Pitot tube for measuring flue dust gas velocity, before the sampling head
End is provided with filter membrane.
Further, the periphery of the gas flow channel and the gas flow pass is provided with decorative tube, the dress
The cross-sectional shape for adoring pipe is polygon.
Further, gyro sensor is provided in the host.
Compared with prior art, the advantages and positive effects of the utility model are as follows:
The utility model proposes a kind of integral type dust sampling instruments, and host and sampling tube assembly are passed through connector and method
Orchid is connected as one formula structure, avoid staff in the prior art need to carry a large amount of sampling utensil in sampling and
Caused by time-consuming and laborious problem, save the physical load of efforts personnel.In host front end, laser ranging module is set,
The depth protruded into flue for measuring sampling head, avoids the probe tube as caused by artificial origin from protruding into the depth in flue not
The measurement error with caused by.Dust in host after measurement, flows out through gas flow pass, finally flows back into cigarette
In road, the dust of sample decimation is avoided to leak outside, cause environmental pollution and sampling operation personnel are damaged；Meanwhile by
Make the pressure difference in pipeline smaller in smoke backflow, reduces the work load of sampling pump, less energy consumption.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model embodiment integral type dust sampling instrument；
Fig. 2 is the partial enlarged view in Fig. 1 at A；
Fig. 3 is the assembling structure schematic diagram that the utility model embodiment samples tube assembly；
Fig. 4 is partial enlarged view at B in Fig. 3；
Fig. 5 is the workflow schematic diagram of the utility model embodiment integral type dust sampling instrument.
Wherein, 100- host, 110- electrochemical sensor, 120- filtrating smoke dust mouth, 130- connector, 140- flue dust flow
Meter, 150- smoke dust sampling pump, 160- flue gas flow meter, 170- flue gas sampling pump, 180- laser ranging module, 200- probe tube group
Part, 210- sampling head, 220- Pitot tube, 230- heating rod, 240- platinum resistance, 250- exhaust outlet, 260- flange, 270- probe tube
Main body, 271- decorative tube, 300- flue.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
The utility model discloses a kind of integral type dust sampling instrument, referring to Fig.1 shown in integral type dust sampling instrument
Structural schematic diagram, including host 100 and the sampling tube assembly 200 being connect with host 100.One end of host 100 is provided with company
One end of fitting 130, sampling tube assembly 200 is provided with flange 260, real by the mating connection of connector 130 and flange 260
Existing host 100 is connect with the integral type for sampling tube assembly 200, is avoided staff in the prior art and is needed to carry in sampling
A large amount of sampling utensil and caused by time-consuming and laborious problem, save the physical load of efforts personnel.It is set in host 100
It is equipped with the measurement module and electrochemical sensor 110 for measuring dust.The front end of sampling tube assembly 200 is provided with sampling head
210, it samples in tube assembly 200 and is provided with gas flow channel (not shown) and gas flow pass (not shown), and sampling head
210 are connected to gas flow channel.When work, sampling head 210 is protruded into flue 300, sampling head 210 is out of flue 300
The dust taken enters measurement module in host 100 and electrochemical sensor 110 through gas flow channel, again through gas
The exhaust outlet 250 of flow pass end flows out to flue 300.By the reflux of gas, the dust of sample decimation is avoided to leak outside,
It causes environmental pollution and sampling operation personnel is damaged；Simultaneously as smoke backflow make the pressure difference in pipeline compared with
It is small, reduce the work load of sampling pump, less energy consumption.
Specifically, host machine part is provided with Laser Measuring in host 100 referring to the structural schematic diagram of host shown in Fig. 2
Away from module 180, the depth that is protruded into flue 300 for measuring sampling head 210.The sampling head as caused by artificial origin is avoided to stretch
Enter measurement error caused by the depth difference in flue.
Referring to Fig. 2 and Fig. 5, measurement module includes flue dust flowmeter 140 and flue gas flow meter 160, flue dust flowmeter 140 with
150 connection of smoke dust sampling pump, flue gas flow meter 160 are connect with flue gas sampling pump 170.According to the flow direction of air-flow, flue dust is adopted
Sample pump 150 is located at the rear end of flue dust flowmeter 140, and the front end that flue gas sampling pump 170 both can be located at flue gas flow meter 160 can also
Rear end to be located in terms of flue gas flow 160.The present embodiment is from the compact angle of 100 internal structure of host is realized, by flue gas
Sampling pump 170 is placed in the front end of flue gas flow meter 160.The rear end of flue gas flow meter 160 is connect with electrochemical sensor 110, cigarette
Gas is chemically reacted with electrochemical sensor 110, and system terminal is according to the change in electric analysis meter of electrochemical sensor 110
Calculate the content and concentration of corresponding gas.
The present embodiment electrochemical sensor 110 selects oxygen sensor, and integral type dust sampling instrument completes particulate matter
While sampling, the content of oxygen in flue gas can detecte out, the adequacy of burning is inferred with this.
In order to improve the measurement accuracy of flue dust flowmeter 140 and flue gas flow meter 160, flue dust is provided in host 100
Filter tip 120 flows into the gas come from gas flow channel and first passes through filtrating smoke dust mouth 120, then respectively enters flue dust flowmeter
140 and flue gas flow meter 160.
Probe tube components, referring to Fig. 3 and Fig. 4, sampling tube assembly 200 includes sampling head 210 and connects with sampling head 210
The sampling tube body 270 connect.In order to make integral type dust sampling instrument be suitable for the environment of high humility, low temperature, in probe tube
Heating temperature control module is provided in ontology 270 comprising heating rod 230 and platinum resistance 240, platinum resistance 240 and system terminal connect
It connects.The dust entered from sampling head 210 is contacted with platinum resistance 240, and the temperature of the dust measured is transferred to by platinum resistance 240
System terminal, system terminal control the heating of heating rod according to the temperature of dust in turn.
Sampling tube assembly 200 further includes the Pitot tube 220 for measuring flue dust gas velocity.
The present embodiment uses filter membrane weight method for the sampling of the particulate matter in dust.It is set in the front end of sampling head 210
Filter membrane (not shown) is set, when dust passes through sampling head 210, particulate matter is deposited on filter membrane, in conjunction with flue dust flow measurement
Measure the concentration that flue dust flowmeter calculates particulate matter.
Gas flow channel and gas flow pass are located in sampling tube body 270, in practical applications, sample tube body
270 lower section is fixed by the bracket, convenient for sampling.In the prior art, the cross-sectional shape for sampling tube body 270 is circle, is led
It causes sampling tube body 270 to be easy to happen rotation, so that sampling head 210 and 300 angular separation of flue are excessive, causes sampled data not
It is accurate even to cancel.Sampling tube body 270 rotates in order to prevent, and the present embodiment is arranged in the periphery of sampling tube body 270
Decorative tube 271, the cross-sectional shape of decorative tube 271 is polygon, preferably rectangular.
Further, it is provided with gyro sensor (not shown) in host, can control and show sampling head 210 and cigarette
Angle between road 300 helps to improve the accuracy of test data.
It is carried out specifically below with reference to workflow of the work flow diagram shown in fig. 5 to integral type dust sampling instrument
It is bright.
Sampling head 210 is protruded into flue 300, sampling head 210 is controlled by laser ranging module 180 and extend into setting
Depth selection is sampled at position.Particulate matter in dust is deposited on filter membrane, and filtered dust passes through gas stream
Enter channel and enter smoke filtration mouth 120, a part of dust enters flue gas sampling channel, and another part dust enters flue dust and adopts
Sample channel, then two-way dust converges inflow gas flow pass, is finally back in flue 300 from exhaust outlet 250.In cigarette
In gas sampling channel, dust successively passes through flue gas sampling pump 170, flue gas flow meter 160 and oxygen sensor, passes with oxygen
It is chemically reacted between sensor, the change in electric of chemical reaction is fed back to system terminal, system terminal by oxygen sensor
Go out the oxygen concentration in flue gas according to flue gas flow analytical calculation, the adequacy of burning is inferred to this.In smoke dust sampling channel
In, dust successively passes through flue dust flowmeter 140 and smoke dust sampling pump 150, and system terminal is according on flue dust flow and filter membrane
Particulate matter weight, analytical calculation go out the particle content in flue dust.
Using integral type dust sampling instrument disclosed in the present embodiment, process is specifically sampled are as follows: protrude into sampling head 210
In flue 300, it is extend at the depth selection position of setting and is sampled by the control sampling head 210 of laser ranging module 180.
Particulate matter in dust is deposited on filter membrane, and filtered dust enters smoke filtration mouth 120 by gas flow channel,
A part of dust enters flue gas sampling channel, and another part dust enters smoke dust sampling channel, and then two-way dust converges
Inflow gas flow pass is closed, is finally back in flue 300 from exhaust outlet 250.In flue gas sampling channel, dust is successively
By being chemically reacted between flue gas sampling pump 170, flue gas flow meter 160 and oxygen sensor, with oxygen sensor, oxygen
The change in electric of chemical reaction is fed back to system terminal by gas sensor, and system terminal is according to flue gas flow analytical calculation smoke
Oxygen concentration in gas is inferred to the adequacy of burning with this.In smoke dust sampling channel, dust successively passes through flue dust flow
Meter 140 and smoke dust sampling pump 150, system terminal goes out flue dust according to the particulate matter weight on flue dust flow and filter membrane, analytical calculation
In particle content.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (9)
1. a kind of integral type dust sampling instrument, which is characterized in that including host and the sampling tube assembly being connect with the host,
One end of the host is provided with connector, and one end of the sampling tube assembly is provided with flange, the connector and the method
Orchid is cooperatively connected, and measurement module and electrochemical sensor for measuring dust, the probe tube are provided in the host
The front end of component is provided with sampling head, is provided with gas flow channel and gas flow pass in the sampling tube assembly, described
Sampling head is connected to the gas flow channel, and the dust that the sampling head is taken out of flue flows into logical through the gas
Road enters the measurement module and the electrochemical sensor, through the gas flow pass flows out to the flue again.
2. integral type dust sampling instrument according to claim 1, which is characterized in that be additionally provided with and be used on the host
Measure the laser ranging module for the depth that the sampling head protrudes into the flue.
3. integral type dust sampling instrument according to claim 2, which is characterized in that the measurement module includes flue dust stream
Meter and flue gas flow meter, the flue dust flowmeter are connected with smoke dust sampling pump, and the flue gas flow meter is connected with flue gas sampling
Pump, the electrochemical sensor are connected to the flue gas flow meter.
4. integral type dust sampling instrument according to claim 3, which is characterized in that the electrochemical sensor is oxygen
Sensor.
5. integral type dust sampling instrument according to claim 4, which is characterized in that be provided in the sampling tube assembly
Heat temperature control module.
6. integral type dust sampling instrument according to claim 5, which is characterized in that the heating temperature control module includes adding
Hot pin and platinum resistance, the platinum resistance are connect with system terminal.
7. integral type dust sampling instrument according to claim 1 to 6, which is characterized in that the probe tube group
Part further includes the Pitot tube for measuring flue dust gas velocity, and the sampling head front end is provided with filter membrane.
8. integral type dust sampling instrument according to claim 1 to 6, which is characterized in that the gas flows into
Channel and the periphery of the gas flow pass are provided with decorative tube, and the cross-sectional shape of the decorative tube is polygon.
9. integral type dust sampling instrument according to claim 8, which is characterized in that be provided with gyroscope in the host
Sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820867827.6U CN208254892U (en) | 2018-06-06 | 2018-06-06 | Integral type dust sampling instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820867827.6U CN208254892U (en) | 2018-06-06 | 2018-06-06 | Integral type dust sampling instrument |
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| Publication Number | Publication Date |
|---|---|
| CN208254892U true CN208254892U (en) | 2018-12-18 |
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ID=64653694
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820867827.6U Active CN208254892U (en) | 2018-06-06 | 2018-06-06 | Integral type dust sampling instrument |
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| Country | Link |
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Cited By (3)
| 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 |
| CN110208039A (en) * | 2019-06-27 | 2019-09-06 | 山东安准智能科技有限公司 | A kind of sampler, quickly heating sampling system and rapid detection method |
| TWI762924B (en) * | 2019-09-11 | 2022-05-01 | 美商惠普發展公司有限責任合夥企業 | Measurement devices |
-
2018
- 2018-06-06 CN CN201820867827.6U patent/CN208254892U/en active Active
Cited By (4)
| 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 |
| CN110208039A (en) * | 2019-06-27 | 2019-09-06 | 山东安准智能科技有限公司 | A kind of sampler, quickly heating sampling system and rapid detection method |
| CN110208039B (en) * | 2019-06-27 | 2021-12-10 | 山东安准智能科技有限公司 | Sampler, rapid heating sample introduction system and rapid detection method |
| TWI762924B (en) * | 2019-09-11 | 2022-05-01 | 美商惠普發展公司有限責任合夥企業 | Measurement devices |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: High tech Zone of Shandong Province, Qingdao City, 266109 East Road No. 379 Patentee after: Qingdao Laoying Haina Photoelectric Environmental Protection Group Co., Ltd. Address before: High tech Zone of Shandong Province, Qingdao City, 266109 East Road No. 379 Patentee before: Qingdao Haina Guangdian Environmental Protection Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |