CN206540720U - A kind of drainage flow path system of smoke-dust particle concentration monitor - Google Patents
A kind of drainage flow path system of smoke-dust particle concentration monitor Download PDFInfo
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- CN206540720U CN206540720U CN201621283359.5U CN201621283359U CN206540720U CN 206540720 U CN206540720 U CN 206540720U CN 201621283359 U CN201621283359 U CN 201621283359U CN 206540720 U CN206540720 U CN 206540720U
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Abstract
The utility model is related to a kind of drainage flow path system of smoke-dust particle concentration monitor, mouth, low-pressure conduit, high pressure conduit, drainage airway, jet pump connection mouth, compression gas tank are drawn by high pressure to constitute, the compression gas tank is fixedly installed in body intracavity bottom, flow controller is installed, flow controller therein is connected to internal body jet pump by drainage airway tube and connects mouth at the top of the compression gas tank；End entrance is connected with throttle-flow measurement chamber on the jet pump, and throttle-flow measurement chamber is with two side ports, and connection low-pressure extraction mouth, high pressure draw mouth to the two side ports respectively successively.The utility model has the beneficial effect that：By drainage detection of gas flow rate part, by the measurement of pressure difference, flow signal is calculated by signal and stream control unit；Drainage compression gas, is connected, realizes compressed gas to by the drainage of drainage gas by drainage throughput control section by flow controller, then by drainage airway by jet pump connection mouth with jet pump.
Description
Technical field
The utility model is related to a kind of smoke-dust particle concentration monitor, more particularly to a kind of monitoring of smoke-dust particle concentration
The drainage flow path system of instrument.
Background technology
The measurement of concetration of particle is an extensive demand, for example, the measurement of the dust concentration of environmental protection industry (epi), powder processing
And the measurement of particle phase concentration in transport process etc..
Smoke-dust concentration monitor is a new generation's on-line monitoring instrument, can be disliked in wind, rain, thunder and lightning, dust, high and low temperature etc.
The soot emissions situation in long-term uninterruptedly monitoring pollution source under bad environment.Extensively using following field, such as environmental protection
The survey of dust concentration in pollution sources soot emissions monitoring, cleaner efficiency monitoring, efficiency of combustion monitoring, industrial manufacturing process
Amount, industrial and mining enterprises' occupational health protection dust monitoring, workshop, the dust load monitoring of factory building, scientific research, experimental field
Test etc.；Being related to industry includes cement, thermoelectricity, steel, metallurgy, oil refining, Aluminum, petrochemical industry, papermaking, glass industry etc..
But, lack the rational stream for drainage for current smoke-dust particle concentration monitor and set, be
In the course of work of uniting, compressed gas can not be realized to by the drainage of drainage gas using existing instrument, and to by drainage throughput
Closed-loop control.
Therefore, in view of the above, needing reasonably to improve existing monitoring device.
Utility model content
For disadvantages described above, the utility model provide it is a kind of it is reliable and stable, can be achieved compressed gas to by the drainage of drainage gas,
It can be achieved to by the drainage flow path system of the smoke-dust particle concentration monitor of drainage throughput closed-loop control, to solve existing skill
Many deficiencies of art.
To achieve the above object, the utility model uses following technical scheme：
A kind of drainage flow path system of smoke-dust particle concentration monitor, mouth, low-pressure conduit, high pressure are drawn by high pressure
Conduit, drainage airway, jet pump connection mouth, compression gas tank composition, the compression gas tank are fixedly installed in body intracavity bottom,
Flow controller is installed, flow controller therein is connected to internal body by drainage airway and sprayed at the top of the compression gas tank
Pump connects mouth, and this jet pump connects mouth and connected with the jet pump inner chamber with injection pump core；End entrance and section on the jet pump
Stream flow measurement chamber is connected, and throttle-flow measurement chamber is with two side ports, and the two side ports connect low respectively successively
Pressure draws mouth, high pressure and draws mouth, and the two are drawn mouth and are connected to pressure difference by low-pressure conduit, high pressure conduit respectively successively
Sensor.
Correspondingly, the thermal insulating warm-keeping layer inside instrument body forms a heat-insulated cavity and the cavity closed by instrument
It is divided into heating and thermal insulation part and not heating part, insulating connector is installed in the centre that the heat-insulated cavity passes through in instrument,
The insulating connector wherein one end connection cooling chamber.
Connected using pumping connector inner end with quartz chamber body, pumping connector is surveyed by being evacuated connecting tube with throttle-flow
Measure chamber connection.
The drainage flow path system of smoke-dust particle concentration monitor described in the utility model has the beneficial effect that：
(1) the system by drainage detection of gas flow rate part with drainage throughput control section by being constituted, by drainage gas
Flow detection part, throttle-flow measures chamber and draws mouth, high pressure extraction mouth by low-pressure, is then led respectively by low-pressure
Pipe, high pressure conduit are connected on differential pressure pickup, and by the measurement of pressure difference, outflow is resolved by signal and stream control unit
Signal；Compressed gas in drainage throughput control section, compression gas tank, by flow controller, then passes through drainage airway
Drainage compression gas is connected into mouth by jet pump to be connected with jet pump, realizes compressed gas to by the drainage of drainage gas；
(2) system passes through signal and stream control unit by the pressure difference signal measured by drainage detection of gas flow rate part
Flow signal is calculated, is compared with setting flow or outside access flow requirement, it is empty by flow controller control compression
The flow of gas, is realized to by the closed-loop control of drainage throughput.
Brief description of the drawings
The utility model is described in further detail below according to accompanying drawing.
Fig. 1 is the drainage flow path system operation signal of smoke-dust particle concentration monitor described in the utility model embodiment
Figure；
Fig. 2 is that the drainage flow path system application state of smoke-dust particle concentration monitor described in the utility model embodiment shows
It is intended to.
In figure：
3rd, cooling chamber；6th, insulating connector；8th, it is evacuated connector；12nd, quartz chamber body；13rd, it is evacuated connecting tube；
17th, high pressure draws mouth；18th, low-pressure conduit；19th, high pressure conduit；21st, differential pressure pickup；25th, signal and stream
Road control unit；27th, drainage airway；30th, flow controller；31st, low-pressure draws mouth；32nd, throttle-flow measurement chamber；33、
Spray pump core；36th, jet pump connection mouth；40th, body；42nd, compression gas tank；49th, thermal insulating warm-keeping layer.
Embodiment
As shown in Figure 1-2, the drainage flow path system of the smoke-dust particle concentration monitor described in the utility model embodiment,
Mouth 17, low-pressure conduit 18, high pressure conduit 19, drainage airway 27, jet pump connection mouth 36, compression gas tank are drawn by high pressure
42 compositions, the compression gas tank 42 is fixedly installed in the intracavity bottom of body 40, and flow controller is installed at the top of compression gas tank 42
30, flow controller 30 therein is connected to the internal spray pump of body 40 by drainage airway 27 and connects mouth 36, this jet pump
Connection mouth 36 is connected with the jet pump inner chamber with injection pump core 33；
Correspondingly, end entrance is connected with throttle-flow measurement chamber 32 on the jet pump, throttle-flow measurement chamber 32
With two side ports, connection low-pressure draws mouth 31, high pressure extraction mouth 17, the two extractions to the two side ports respectively successively
Mouth is connected to differential pressure pickup 21 by low-pressure conduit 18, high pressure conduit 19 respectively successively, and the differential pressure pickup 21 is fixed
It is arranged on signal and the surface of stream control unit 25；
The drainage flow path system of smoke-dust particle concentration monitor described in above the utility model embodiment, it is applied to
Smoke-dust particle concentration monitor as shown in Figure 2, thermal insulating warm-keeping layer 49 is internally formed the guarantor of a closing in instrument body 40
Instrument is divided into heating and thermal insulation part and not heating part by warm cavity and the cavity, during the heat-insulated cavity passes through in instrument
Center portion position install insulating connector 6, the insulating connector 6 wherein one end connection cooling chamber 3, using pumping the inner end of connector 8 with
Quartz chamber body 12 connects, and pumping connector 8 is connected by being evacuated connecting tube 13 and throttle-flow measurement chamber 32.
The drainage flow path system of smoke-dust particle concentration monitor described in the utility model embodiment, the system is by being drawn
Gas body flow detection part is constituted with drainage throughput control section, by drainage detection of gas flow rate part, throttle-flow
Measure chamber 32 and mouth 21, high pressure extraction mouth 17 are drawn by low-pressure, then pass through low-pressure conduit 18, high pressure conduit respectively
19 are connected on differential pressure pickup 21, and by the measurement of pressure difference, flow signal is calculated by signal and stream control unit 25；
Compressed gas in drainage throughput control section, compression gas tank 42, by flow controller 30, then will by drainage airway 27
Drainage compression gas connects mouth 36 by jet pump and is connected with jet pump, realizes compressed gas to by the drainage of drainage gas；
In addition, system is controlled by the pressure difference signal measured by drainage detection of gas flow rate part by signal and stream
Unit 25 calculates flow signal, is compared, is controlled by flow controller 30 with setting flow or outside access flow requirement
The flow of compressed air processed, is realized to by the closed-loop control of drainage throughput.
The above-mentioned description to embodiment is it will be appreciated that and using this for the ease of those skilled in the art
Case technology, person skilled in the art obviously can make various modifications to these examples easily, and described herein one
As principle be applied in other embodiments without passing through performing creative labour.Therefore, this case is not limited to above example, ability
The technical staff in domain is according to the announcement of this case, the improvement and modification made for this case, for example, for local additional functional components
Increase and decrease, the setting of cabinet size or volume, the model of each connecting pipe or size etc., if not producing outside this case
Beneficial effect, then all should be in the protection domain of this case.
Claims (4)
1. a kind of drainage flow path system of smoke-dust particle concentration monitor, it is characterised in that mouth (17), low pressure are drawn by high pressure
Power conduit (18), high pressure conduit (19), drainage airway (27), jet pump connection mouth (36), compression gas tank (42) composition, institute
State compression gas tank (42) and be fixedly installed in body (40) intracavity bottom, flow controller is installed at the top of the compression gas tank (42)
(30), flow controller (30) therein is connected to body (40) internal spray pump by drainage airway (27) and connects mouth
(36), this jet pump connection mouth (36) is connected with the jet pump inner chamber with injection pump core (33)；End entrance on the jet pump
Be connected with throttle-flow measurement chamber (32), throttle-flow measurement chamber (32) with two side ports, the two side ports according to
The secondary low-pressure of connection respectively draws mouth (31), high pressure and draws mouth (17), and the two are drawn mouth and pass through low-pressure conduit respectively successively
(18), high pressure conduit (19) is connected to differential pressure pickup (21).
2. the drainage flow path system of smoke-dust particle concentration monitor according to claim 1, it is characterised in that：Instrument machine
The internal thermal insulating warm-keeping layer (49) of body (40) forms the heat-insulated cavity of a closing and instrument is divided into heating and thermal insulation by the cavity
Part and not heating part, the centre that the heat-insulated cavity passes through in instrument are installed by insulating connector (6), thermal insulation connection
Part (6) wherein one end connection cooling chamber (3).
3. the drainage flow path system of smoke-dust particle concentration monitor according to claim 1, it is characterised in that：Using taking out
Gas connector (8) inner end connects with quartz chamber body (12).
4. the drainage flow path system of smoke-dust particle concentration monitor according to claim 3, it is characterised in that：Pumping connects
Fitting (8) is connected by being evacuated connecting tube (13) and throttle-flow measurement chamber (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621283359.5U CN206540720U (en) | 2016-11-24 | 2016-11-24 | A kind of drainage flow path system of smoke-dust particle concentration monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621283359.5U CN206540720U (en) | 2016-11-24 | 2016-11-24 | A kind of drainage flow path system of smoke-dust particle concentration monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206540720U true CN206540720U (en) | 2017-10-03 |
Family
ID=59937710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621283359.5U Active CN206540720U (en) | 2016-11-24 | 2016-11-24 | A kind of drainage flow path system of smoke-dust particle concentration monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206540720U (en) |
-
2016
- 2016-11-24 CN CN201621283359.5U patent/CN206540720U/en active Active
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