CN2606890Y - Wet sampling gas analysis device with protective function - Google Patents
Wet sampling gas analysis device with protective function Download PDFInfo
- Publication number
- CN2606890Y CN2606890Y CN 03245582 CN03245582U CN2606890Y CN 2606890 Y CN2606890 Y CN 2606890Y CN 03245582 CN03245582 CN 03245582 CN 03245582 U CN03245582 U CN 03245582U CN 2606890 Y CN2606890 Y CN 2606890Y
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- Prior art keywords
- cabinet
- sampling
- solenoid valve
- tripartite
- flowmeter
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- Expired - Fee Related
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- 238000005070 sampling Methods 0.000 title claims abstract description 75
- 230000009993 protective function Effects 0.000 title abstract 3
- 238000004868 gas analysis Methods 0.000 title abstract 2
- 238000005406 washing Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 12
- 230000008569 process Effects 0.000 claims abstract description 9
- 230000009467 reduction Effects 0.000 claims description 18
- 239000000498 cooling water Substances 0.000 claims description 7
- 238000004458 analytical method Methods 0.000 claims description 6
- 239000004568 cement Substances 0.000 abstract description 4
- 230000006837 decompression Effects 0.000 abstract 3
- 238000003912 environmental pollution Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000921 elemental analysis Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
A wet sampling gas analysis device with protective function comprises a sampling cabinet, a sampling head and an analytical cabinet. A thermocouple of the device is arranged outside the sampling cabinet and connected with a temperature controller arranged inside the sampling cabinet. The temperature controller is connected with an electromagnetic valve which is arranged on a flow pipe and between a decompression valve and a washing water flowmeter with an alarming switch. The thermocouple and the sampling head are together arranged on a process pipeline collecting the sampling gas. A jet air pump arranged inside the sampling cabinet is connected with the electromagnetic valve with three directions, the decompression valve, a manometer, and a vacuum meter arranged inside the sampling cabinet, wherein the electromagnetic valve with three directions is connected in series between the sampling head and the jet air pump, and the vacuum meter is arranged on their connecting pipelines. The decompression valve arranged inside the analytical cabinet is connected with a filter, an electric cooler, a paper filter, two electromagnetic valves with three directions and the flowmeter to be a passageway and is connected with a Nox, Co, O<2> analyser. The device has perfect protective function, is capable of effectively controlling environmental pollution, and is an ideal exhaust analyser for cement factories and furnaces.
Description
Technical field
The utility model relates to a kind of Industrial Stoves exhaust gas analyzer; be particularly suitable for the kiln of large and medium-sized cement mill, porcelain factory, power plant, the wet type sample gas analytical equipment that has defencive function of heater exhaust elemental analysis system, belong to environment energy-saving analysis meter equipment.
Background technology
The Chinese patent of my invention: ZL00251841.4, ZL01223678.0, ZL02205223.2, ZL02238231.3 and application number are 02253663.9,02291010.7 open respectively and declared composition technology and the Component Design that treating apparatus and method and gas analyzing apparatus are given in the wet type gas sampling.Make product with above-mentioned patent and patented claim, and be applied to the on-line analysis of big-and-middle-sized cement mill production line.Owing to adopted the wet method sampling, removed electronic aspiration pump, peristaltic pump, realized continuous sampling, the function that maintenance is little, maintenance cost is low.Be optimization of enterprises kiln, furnace operating, improve cement clinker quality, fuel saving, control NO discharging, the protection environment has been made contribution.But on-the-spot commerical test and application show that also there is the incomplete defective of defencive function in existing technology, the applying of influence technique.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of six patents of invention in person, and on the basis of these patented technologies, with they further improvement, and provides a kind of more perfect wet type sample gas analytical equipment that has defencive function.
The purpose of this utility model realizes like this: comprise the wet type sampling head, the sampling cabinet that is attached thereto, analysis cabinet, sampling head is positioned at the outside of sampling cabinet, be positioned at tripartite solenoid valve, cooling water pipe, the thermometer of sampling cabinet, the washings flowmeter that has an alarm switch is connected, the flowmeter of tripartite solenoid valve, solenoid valve, band alarm switch is connected with the PLC programmable controller; Feed pipe and solenoid valve, reduction valve, tensimeter, ejector connect into path; Feed pipe also links to each other with washings flowmeter, cooling water pipe, surge tank; The moisture trap and moisture separator, the filtrator that are positioned at the sampling cabinet connect into path; Moisture separator, filtrator link to each other with surge tank; Moisture trap, surge tank and the discharge casing that has overflow vent, a freeing port link to each other, it is characterized in that, a, thermopair are positioned at sampling cabinet outside, be connected with the temperature controller that is positioned at the sampling cabinet, temperature controller is connected with solenoid valve, solenoid valve is installed in supply channel and reduction valve, is with between the washings flowmeter of alarm switch, and thermopair and sampling head together are installed on the process pipe of gathering sample gas; B, the jetting type aspiration pump that is positioned at the sampling cabinet are connected with the tripartite solenoid valve, reduction valve, tensimeter, the vacuum meter that are positioned at the cabinet of taking a sample, and wherein tripartite solenoid valve is serially connected between sampling head and the jetting type aspiration pump, and vacuum meter is installed on their connecting tube; C, reduction valve and filtrator, electronic cooler, paper filter, two tripartite solenoid valves, flowmeters of analyzing in the cabinet connect into path, directly lead to Nox, CO, O
2Analyser, its middle filtrator, electronic cooler are connected with surge tank, and paper filter, two tripartite solenoid valves are connected with the PLC programmable controller.
Described sampling head, solenoid valve, tripartite solenoid valve, vacuum meter, washings flowmeter and paper filter all are connected with the PLC programmable controller.
The sampling cabinet is provided with feed water inlet, freeing port and overflow vent.
Analyze cabinet and be provided with freeing port, two exhausr ports, be positioned at the reduction valve of analyzing cabinet and be connected with the filtrator of sampling cabinet.
Compare with background technology, on the washings flowmeter, reduction valve link circuit of supply channel and band alarm switch, be connected in series a solenoid valve.On the basis of original technology, washings flowmeter, paper filter, a tripartite solenoid valve of vacuum meter on the ejector, band alarm switch have been inserted the PLC programmable controller, expanded the function of PLC, made this device be fit to the actual needs at user scene more.
Description of drawings
Accompanying drawing 1 is the utility model structural representation.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
The utility model is the improvement of asking in my original patent and the patent, and improved position is: increased thermopair 16 outside sampling cabinet 5.In sampling cabinet 5, temperature controller 6, solenoid valve 22 have been increased.On jetting type aspiration pump 12, increased the vacuum meter 10 of charged contact.The paper filter 32 that cabinet 24 interior paper filters change charged contact into will be analyzed.Be connected in series a tripartite solenoid valve 31 between tripartite solenoid valve 36 in analyzing cabinet 24 and the flowmeter 29.In addition, cooling water flow switch and washings flowmeter merged into a single whole constitutes washings flowmeter 20, and is contained on the washings pipeline 15.Concrete structure such as Fig. 1, the utility model be by wet type sampling head 1, the sampling cabinet 5 that is attached thereto, analyzes composition such as cabinet 24.Sampling head 1 has driving and reversing mechanism 2, is positioned at the outside of sampling cabinet 5.Sampling is equipped with the vacuum meter 10, reduction valve 19, tensimeter 11, moisture trap 21, moisture separator 7, filtrator 8, surge tank 9, tripartite solenoid valve 3, solenoid valve 17, normally open solenoid valve 22, temperature controller 6 of steam-jet ejector 12, charged contact etc. in the cabinet 5.Water spray cleaning type sampling head 1, thermopair 16 are positioned at the outside of sampling cabinet 5, are connected with tripartite solenoid valve 3, cooling water pipeline 4, thermometer 18 in the sampling cabinet 5.Tripartite solenoid valve 3 is serially connected between water spray cleaning type sampling head 1 and the jetting type aspiration pump 12, and vacuum meter 10 is installed on their connecting tube.Tripartite solenoid valve 3 is connected with PLC programmable controller 25 respectively with solenoid valve 17.The jetting type aspiration pump 12 that is positioned at sampling cabinet 5 links to each other with the tripartite solenoid valve 3, reduction valve 19, tensimeter 11, vacuum meter 10, the moisture trap 21 that are positioned at sampling cabinet 5.Moisture trap 21 links to each other with the moisture separator 7, the filtrator 8 that are positioned at sampling cabinet 5.Moisture separator 7, filtrator 8 and be positioned at the sampling cabinet 5 surge tank 9 be connected.Surge tank 9, cooling water temperation gauge 18 are connected with overflow-type discharge casing 23.One side of discharge casing 23 is provided with freeing port 13 and overflow vent 14.Normally open solenoid valve 22 is installed in supply channel 15 and reduction valve 19, is with between the washings flowmeter 17 of alarm switch.Normally open solenoid valve 22 is connected with temperature controller 6, and temperature controller 6 is connected with the thermopair 16 that is positioned at sampling cabinet 5 outsides.Thermopair 16 together is installed on the process pipe of gathering sample gas with sampling head 1.Tripartite solenoid valve 3, solenoid valve 17 and the PLC programmable controller 25 that is positioned at analysis cabinet 24 are connected.The reduction valve of analyzing in the cabinet 24 35 connects into path with filtrator 34, electronic cooler 33, the paper filter 32 of charged contact, tripartite solenoid valve 36, tripartite solenoid valve 31, flowmeter 29, straight-through Nox analyser 30, CO analyser 28, O
2Analyser 27.Its middle filtrator 34, electronic cooler 33 and the surge tank 26 that is positioned at the water-filling of analyzing cabinet 24 are connected.
Sampling cabinet 5 is connected with reduction valve 35 in analyzing cabinet 24, and a side of analysis cabinet 24 is provided with two air discharge ports.Washings flowmeter 20, the vacuum meter 10 that has electric contact, the paper filter 32 that has electric contact, tripartite solenoid valve 31 are connected with PLC programmable controller 25.PLC programmable controller 25 of the present utility model has increased regularly delay function, is used for controlling the driving and reversing mechanism 2 of sampling head 1.
The course of work of the present utility model: after device starts, supply channel 15 beginnings are supplied water to sampling cabinet 5, sampling head 1 is under the effect of driving and reversing mechanism 2, stretch into process pipe, supply water through beginning to extract the sample air of sampling head 1 dedusting, cooling behind normally open solenoid valve 22, reduction valve 19, tensimeter 11, the jetting type aspiration pump 12, the sample air behind moisture trap 21, moisture separator 7, filtrator 8 is sent to analyzes cabinet 24.The draining of moisture separator 7, filtrator 8 flows into surge tank 9, and the sample air of moisture trap 21, surge tank 9 is discharged through overflow-type discharge casing 23.
Deliver to NO from the sample air of the reduction valve input of analyzing cabinet 24 respectively after through filtrator 34, electronic cooler 33, the paper filter 32 of charged contact, tripartite solenoid valve 36,31, flowmeter 29
x, CO, O
2Analyser 30,28,27 analyzes NO through three kinds of analysers
x, CO, O
2Content.The draining of filtrator 34, electronic cooler 33 is discharged through the surge tank 26 of water-filling.
When the out of service or factory of device cut off the water, the feed water inlet of supply channel 15 stopped to supply water, and jetting type aspiration pump 12 just stops to extract the sample air of analyzing usefulness from sampling head 1, and whole device enters standby condition.At this moment, the switch motion of washings flowmeter, perhaps sampling head 1 stops up, make vacuum meter 21 indications that are connected with ejector 12 reach alarm setting value, PLC programmable controller 25 just sends control signal and gives sampling head 1 drawing-out mechanism 2, pulls out sampling head 1 in process pipe, avoids sampling head 1 can't cool off because of cutting off the water, and, perhaps clean sampling head by the high temperature beaker in the process pipe.
If the production equipment temporary derangement is shut down, when gas flow temperature dropped to below 400 ℃ in the sampling conduit, thermopair 16 made temperature controller 11 send signal, closes normally open solenoid valve 22, stopped washing water supply and ejector 12 and bled.
When device restarts or resumes water supply, supply channel 15 supplies water.Under the control of washings flowmeter 20 switches, vacuum meter 10 and PLC programmable controller 25, the drawing-out mechanism 2 of sampling head 1 is sent sampling head 1 into process pipe automatically, gathers sample air.PCL programmable controller 25 sends signal simultaneously.
When production equipment resumes operation, temperature rises in the process pipe, and normally open solenoid valve 22 will resume water supply, and system recovery normally moves.
The paper filter 32 of the charged contact in analyzing cabinet 24, when detecting the sample air moisture of passing through and exceeding standard, PLC programmable controller 25 will send signal; make tripartite solenoid valve 31 switch operating states; with the sample air bypass, discharge and analyze outside the cabinet, the protection analyser.After moisture content reduced in the sample air, three solenoid valves 31 switched again, make system's operate as normal.PLC programmable controller 25 also sends alerting signal simultaneously.
When device continuously when operation 10 days or more longer time, PLC programmable controller 25 sends control signal for tripartite solenoid valve 3, and opens solenoid valve 17 is simultaneously cleaned the sampling pipe of sampling head 1.The cleaning time is set with PLC25, is generally 10-20 second, closes tripartite solenoid valve 3, solenoid valve 17 then again, and device is operation normally.Show that when tripartite solenoid valve 3 unlatchings PLC programmable controller 25 will send the signal of " device is in cleaning ", cleaning finishes, this blackout.
Above-mentioned a series of protection design has obtained satisfactory realization under the effect of PLC programmable controller 25, temperature controller 6.Reached technical requirement of the present utility model.
Claims (4)
1, a kind of wet type sample gas analytical equipment that has defencive function, comprise the wet type sampling head, the sampling cabinet that is attached thereto, analysis cabinet, sampling head is positioned at the outside of sampling cabinet, be positioned at tripartite solenoid valve, cooling water pipe, the thermometer of sampling cabinet, the washings flowmeter that has an alarm switch is connected, the flowmeter of tripartite solenoid valve, solenoid valve, band alarm switch is connected with the PLC programmable controller; Feed pipe and solenoid valve, reduction valve, tensimeter, ejector connect into path; Feed pipe also links to each other with washings flowmeter, cooling water pipe, separator tube; The moisture trap and moisture separator, the filtrator that are positioned at the sampling cabinet connect into path; Moisture separator, filtrator link to each other with surge tank; Moisture trap, surge tank and the discharge casing that has overflow vent, a freeing port link to each other, it is characterized in that,
A, thermopair are positioned at sampling cabinet outside, be connected with the temperature controller that is positioned at the sampling cabinet, temperature controller is connected with solenoid valve, solenoid valve is installed in supply channel and reduction valve, is with between the washings flowmeter of alarm switch, and thermopair and sampling head together are installed on the process pipe of gathering sample gas;
B, the jetting type aspiration pump that is positioned at the sampling cabinet are connected with the tripartite solenoid valve, reduction valve, tensimeter, the vacuum meter that are positioned at the cabinet of taking a sample, and wherein tripartite solenoid valve is serially connected between sampling head and the jetting type aspiration pump, and vacuum meter is installed on their connecting tube;
C, reduction valve and filtrator, electronic cooler, paper filter, two tripartite solenoid valves, flowmeters of analyzing in the cabinet connect into path, with Nox, CO, O
2Analyser connects, and its middle filtrator, electronic cooler are connected with surge tank, and paper filter, two tripartite solenoid valves are connected with the PLC programmable controller.
2, the wet type sample gas analytical equipment that has defencive function according to claim 1 is characterized in that described sampling head, solenoid valve, tripartite solenoid valve, vacuum meter, washings flowmeter and paper filter all are connected with the PLC programmable controller.
3, the wet type sample gas analytical equipment that has defencive function according to claim 1 is characterized in that, the sampling cabinet is provided with feed water inlet, freeing port and overflow vent.
4, the wet type sample gas analytical equipment that has defencive function according to claim 1 is characterized in that, analyzes cabinet and is provided with freeing port, two exhausr ports, is positioned at the reduction valve of analyzing cabinet and is connected with the filtrator of sampling cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03245582 CN2606890Y (en) | 2003-04-22 | 2003-04-22 | Wet sampling gas analysis device with protective function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03245582 CN2606890Y (en) | 2003-04-22 | 2003-04-22 | Wet sampling gas analysis device with protective function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2606890Y true CN2606890Y (en) | 2004-03-17 |
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ID=34169448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03245582 Expired - Fee Related CN2606890Y (en) | 2003-04-22 | 2003-04-22 | Wet sampling gas analysis device with protective function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2606890Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564153A (en) * | 2012-02-22 | 2012-07-11 | 温平 | Method of using waste gas analytical data to guide operation of cement kiln |
-
2003
- 2003-04-22 CN CN 03245582 patent/CN2606890Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564153A (en) * | 2012-02-22 | 2012-07-11 | 温平 | Method of using waste gas analytical data to guide operation of cement kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TANGSHAN AOTE ELECTROMECHANICAL EQUIPMENT CO., LT Free format text: FORMER OWNER: WEN PING ADDRESS Effective date: 20081121 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20081121 Address after: Xichang Road, Tangshan City hi tech Development Zone, Hebei Province, China: 063000 Patentee after: Tangshan Aote Electromechanical Equipment Co., Ltd. Address before: Hebei Province, Tangshan City Chaoyang Road North Tao Ren King Garden 4-1-101, zip code: 063000 Patentee before: Wen Ping |
|
| ASS | Succession or assignment of patent right |
Owner name: TANGSHAN AOTE ELECTROMECHANICAL EQUIPMENT CO., LTD Free format text: FORMER OWNER: WEN PING Effective date: 20081121 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040317 Termination date: 20100422 |