CN208270274U - Hydrogen chloride monitors analysis system on-line - Google Patents
Hydrogen chloride monitors analysis system on-line Download PDFInfo
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- CN208270274U CN208270274U CN201821005254.2U CN201821005254U CN208270274U CN 208270274 U CN208270274 U CN 208270274U CN 201821005254 U CN201821005254 U CN 201821005254U CN 208270274 U CN208270274 U CN 208270274U
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- laser
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- gas
- total reflection
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Abstract
A kind of hydrogen chloride on-line monitoring analysis system solves the problems, such as that measurement light path is short, instrument measurement precision is insufficient and maintenance is big.Including sampling head, the sampling head is connect by filter, high temperature electric valve, switching three-way valve with gas compartment air inlet, the gas compartment gas outlet connects jet pump, jet pump passes through motor-driven valve A, air compressor, motor-driven valve B all the way and connect with the entrance of high temperature electric valve, the another way of jet pump is expelled directly out, pass through heat tracing piping connection between the standard gas storage bottle of another entrance connecting band flowmeter of the switching three-way valve, each component；The gas compartment includes gas piping, transmitter and receiver optical path part bracket, reflection end optical path part bracket, laser emitter, transmitter and receiver total reflection prism, laser pickoff and reflection end total reflection prism, the laser that laser emitter issues passes through reflection end total reflection prism, transmitter and receiver total reflection prism, reflection end total reflection prism and laser pickoff, forms more reentrant type optical paths.
Description
Technical field
The utility model relates to a kind of online environment monitoring system more particularly to a kind of hydrogen chloride on-line monitoring analysis systems
System.
Background technique
Hydrogen chloride on-line monitoring HCL laser gas analyzer is used to measure hydrogen chloride in the flue gas of waste incineration field discharge and contains
Amount.Existing hydrogen chloride on-line computing model is by installing the Laser emission end on the horizontal axis of flue (chimney) opposite respectively and connecing
Receiving end, the HCL laser gas analyzer connecting with Laser emission end and receiving end are constituted, the hydrogen chloride on-line monitoring of this structure
Instrument has the following problems:
1) transmitting terminal is seperated with receiving end, installs on the horizontal axis of flue (chimney) opposite respectively, once there is structure in one end
Upper variation or flue vibration will prevent the bad alignment (transmitting terminal is with receiving end from being aligned) of optical path, and non-metering or data is caused to jump
Become.
2) laser signal that transmitting terminal issues directly is received by receiving end, and measurement light path is short, instrument measurement lower limit and precision
Deficiency, data are fluctuated.
3) dust causes transmitting terminal and receiving end eyeglass to block, and maintenance is very big.
4) when transmitting terminal and receiving end deviate, field personnel does not have disassembly proofreading quality ability.
5) instrument periodic calibrating and verifying very complicated, measurement accuracy rate not can guarantee.
Utility model content
The utility model be to solve to shake because of flue (chimney) to the adverse effect of optical path, measurement light path is short, instrument is surveyed
The lower limit problem big with precision deficiency, maintenance is measured, a kind of hydrogen chloride on-line monitoring analysis system is provided.
The technical solution of the utility model is:
A kind of hydrogen chloride on-line monitoring analysis system, including sampling head, be characterized in that: the sampling head outlet passes through
The air inlet connection of filter, high temperature electric valve, switching three-way valve and gas compartment, the gas outlet of the gas compartment connect jet stream
Pump, jet pump exports all the way to be connect by motor-driven valve A, air compressor, motor-driven valve B with the entrance of high temperature electric valve, jet pump
Another output be expelled directly out, the switching three-way valve another entrance connection have flowmeter standard gas storage bottle,
Pass through heat tracing piping connection between above each component；The gas compartment includes that both ends are respectively Laser emission end and laser reflection end
Gas piping, be mounted on the transmitter and receiver optical path part bracket of gas piping Laser emission reflection end, setting is received in transmitting
Laser emitter, transmitter and receiver total reflection prism and the laser pickoff on optical path part bracket are held, setting swashs in gas piping
The reflection end total reflection prism on reflection end optical path part bracket is arranged in the reflection end optical path part bracket of light reflection end, described to swash
The laser that optical transmitting set issues passes through reflection end total reflection prism, transmitter and receiver total reflection prism, reflection end total reflection prism
And laser pickoff, form more reentrant type optical paths.
Further, the output end of the laser pickoff connects HCL laser gas analyzer.
Further, the reflection end total reflection prism is arranged on two dimension angular adjusting bracket one, the two dimension angular tune
It saves frame one to be arranged on the adjustment mechanism of lateral position, the lateral position adjustment mechanism is arranged on reflection end optical path part bracket.
Further, the transmitter and receiver total reflection prism is arranged on two dimension angular adjusting bracket two, the two-dimensional angular
Adjusting bracket two is spent to be arranged on transmitter and receiver optical path part bracket.
Further, the transmitter and receiver total reflection prism has two pieces and axially right along transmitter and receiver optical path part bracket
Claim arrangement, the gap location of the corresponding two transmitter and receiver total reflection prisms of the laser pickoff, the laser emitter, laser
Receiver and transmitter and receiver total reflection prism transversion malposition arrangement.
Further, the gas piping outer surface coiling high temperature heater (HTH) of the gas compartment is placed in incubator.
Further, optical filter is respectively set in gas piping Laser emission reflection end and laser pick-off end.
Further, the transverse adjusting mechanism includes cushion block, and setting corresponds to cushion block position on reflection end optical path part bracket
The lateral strip-shaped hole set, across strip-shaped hole and cushion block and the adjusting bolt that is connect with two dimension angular adjusting bracket one.
Further, the air inlet pipe fitting for respectively corresponding air inlet and air outlet is set on gas piping and escape pipe connects
Head.
The beneficial effects of the utility model are:
1, whole heat tracing pipeline and filter is set between sampling head and flue, filter to take sample prescription using high warm is wet
Method removes moisture, filters dust, effectively removes flue dust, solves the problems, such as that dust causes transmitting terminal and receiving end eyeglass to block,
It is more stable compared with similar product performance.
2, by gas triple valve, it can be passed through standard gas at any time and verified and demarcated, ensure that the accuracy of data.Standard gas
Calibration is completed in factory, is not necessarily to periodic calibrating, and scene without maintenance, completely solves instrument periodic calibrating and verify cumbersome multiple substantially
It is miscellaneous, measure the problem of accuracy rate not can guarantee.
4, sampling head is in flue center sampling, can also multi-point sampling, measure more representative.By transmitting terminal and receiving end collection
Influence to optical path is shaken in controller, solving flue (chimney).
5, more reentrant type light channel structures are formed in gas compartment, solve that measurement light path is short, and instrument measurement lower limit and precision are not
Foot, extends measurement light path, improves measurement accuracy.
Detailed description of the invention
Fig. 1 is the system structure diagram of the utility model；
Fig. 2 is the gas compartment structural schematic diagram of the utility model；
Fig. 3 is the A of Fig. 2 to partial view；
Fig. 4 is the reentrant type light path schematic diagram of gas compartment；
In figure: 1- sampling head, 2- heat tracing pipeline, 3- filter, 4- high temperature electric valve, 5- Laser emission receiving end,
6- air inlet, 7- high temperature heater (HTH), 8- gas compartment, the gas outlet 9-, 10- laser reflection end, 11- jet pump, 12- electricity
Dynamic valve A, 13- air compressor, 14- motor-driven valve B, HCL laser gas analyzer 15, standard gas storage bottle 16,17- switching three
Port valve, 18- incubator, 19- power control cabinet, 20- flowmeter, 801- transmitter and receiver optical path part bracket, 802- Laser emission
Device, 803- laser pickoff, 804- transmitter and receiver total reflection prism, 805- optical filter, 806- air inlet pipe fitting,
807- gas piping, 808- outlet pipe fitting, 809- reflection end optical path part bracket, 810- reflection end total reflection prism,
811- two dimension angular adjusting bracket one, 812- laser reflection end flanges, 813- Laser emission receive end flanges, 814- two-dimensional angular
Spend adjusting bracket two, 815- cushion block, 816- transverse direction strip-shaped hole, 817- adjusting bolt.
Specific embodiment
As shown in Figure 1, the hydrogen chloride monitors analysis system on-line, including sampling head 1,1 outlet of sampling head passed through
Filter 3, high temperature electric valve 4, switching three-way valve 17 are connect with the air inlet 6 of gas compartment 8, and the gas outlet 9 of gas compartment 8 connects jet stream
Pump 11, correspondence air inlet one end of the gas compartment 8 is Laser emission receiving end 5, corresponding gas outlet one end is laser reflection end
10, the output of 11 1 tunnel of jet pump is connect through motor-driven valve A12, air compressor 13, motor-driven valve B14 with the entrance of high temperature electric valve 4,
The another output of jet pump 11 is expelled directly out, and has flowmeter 20 in another entrance connection of the switching three-way valve 17
Standard gas storage bottle 16.It is connected between above adjacent each component by heat tracing pipeline 2.In 8 outer surface of gas compartment, coiling high temperature adds
Hot device 7, the gas compartment 8 is placed in incubator 18, so that the temperature incubation function of gas compartment 8 is realized, in 18 following settings of incubator
Power control cabinet 19.
As shown in Figure 2 and Figure 3, the gas compartment 8 includes that both ends are respectively equipped with Laser emission reception end flanges 813 and laser
It reflects the gas piping 807 of end flanges 812, the air inlet for respectively corresponding air inlet 6 and gas outlet 9 on gas piping 807 is set
Pipe fitting 806 and outlet pipe fitting 808 are mounted on Laser emission by screw and receive transmitter and receiver light in end flanges 813
Road part bracket 801, the laser emitter (laser light source) 802 being arranged on transmitter and receiver optical path part bracket 801, transmitting receive
Hold total reflection prism 804 and laser pickoff 803, the reflection end optical path being mounted in laser reflection end flanges 812 by screw
The lateral position adjustment mechanism on reflection end optical path part bracket 809 is arranged in part bracket 809, is arranged in the lateral position tune
The reflection end total reflection prism on two dimension angular adjusting bracket 1 is arranged in two dimension angular adjusting bracket 1 on complete machine structure
810, it is separately mounted to Laser emission and receives in end flanges 813 and laser reflection end flanges 812 and the filter of face gas piping
Mating plate 805；Pass through the reflection angle of the adjustable reflection end total reflection prism 810 of two dimension angular adjusting bracket 1.The transmitting
Receiving end total reflection prism 804 has two and is axially and symmetrically disposed along transmitter and receiver optical path part bracket, two transmitter and receivers
Total reflection prism 804 is separately positioned on two dimension angular adjusting bracket 2 814, and the setting of two dimension angular adjusting bracket 2 814 is being sent out
It penetrates on receiving end optical path part bracket 801.
The transverse adjusting mechanism includes the cushion block 815 being placed on reflection end optical path part bracket 809, is located at reflection end light
The lateral strip-shaped hole 816 of cushion block position is corresponded on road part bracket 809, passes through the lateral strip-shaped hole 816 and cushion block from the bottom to top
815 and the adjusting bolt 817 that is connected through a screw thread with one 811 bottom of two dimension angular adjusting bracket, the transverse direction strip-shaped hole 8016 be
Two and lateral arrangement, the corresponding bolt 817 that adjusts is two and is located in corresponding lateral strip-shaped hole, passes through elastic adjusting
Bolt 817 can realize the lateral position adjustment of two dimension angular adjusting bracket 1.
The laser pickoff 803 is located at before the gap location of two transmitter and receiver total reflection prisms 804, described to swash
Optical transmitting set 802, laser pickoff 803 and 804 transversion malposition of transmitter and receiver total reflection prism arrangement.
As shown in figure 4, the laser that the laser emitter 802 issues is received by reflection end total reflection prism 810, transmitting
Total reflection prism 804, reflection end total reflection prism 810 and laser pickoff 803 are held, more reentrant type optical paths are formed.
The above are only specific embodiments of the present invention, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of hydrogen chloride monitors analysis system, including sampling head on-line, it is characterized in that: the sampling head outlet passes through filtering
The air inlet connection of device, high temperature electric valve, switching three-way valve and gas compartment, the gas outlet of the gas compartment connect jet pump, penetrate
Output is connect by motor-driven valve A, air compressor, motor-driven valve B with the entrance of high temperature electric valve stream pump all the way, jet pump it is another
Road output is expelled directly out, and has the standard gas storage bottle of flowmeter in another entrance connection of the switching three-way valve, above each
Pass through heat tracing piping connection between component；The gas compartment includes the gas that both ends are respectively Laser emission end and laser reflection end
Pipeline, the transmitter and receiver optical path part bracket for being mounted on gas piping Laser emission reflection end are arranged in transmitter and receiver optical path
Laser emitter, transmitter and receiver total reflection prism and laser pickoff on part bracket are arranged in gas piping laser reflection
The reflection end optical path part bracket at end, is arranged in the reflection end total reflection prism on reflection end optical path part bracket, the Laser emission
The laser that device issues passes through reflection end total reflection prism, transmitter and receiver total reflection prism, reflection end total reflection prism and laser
Receiver forms more reentrant type optical paths.
2. hydrogen chloride according to claim 1 monitors analysis system on-line, it is characterized in that: the output of the laser pickoff
End connection HCL laser gas analyzer.
3. hydrogen chloride according to claim 1 monitors analysis system on-line, it is characterized in that: the reflection end total reflection prism
It is arranged on two dimension angular adjusting bracket one, the two dimension angular adjusting bracket one is arranged on the adjustment mechanism of lateral position, the cross
It is arranged on reflection end optical path part bracket to position adjusting mechanism.
4. hydrogen chloride according to claim 1 monitors analysis system on-line, it is characterized in that: the transmitter and receiver is totally reflected
Prism is arranged on two dimension angular adjusting bracket two, and the two dimension angular adjusting bracket two is arranged in transmitter and receiver optical path part bracket
On.
5. hydrogen chloride according to claim 1 monitors analysis system on-line, it is characterized in that: the transmitter and receiver is totally reflected
Prism has two pieces and is axially and symmetrically disposed along transmitter and receiver optical path part bracket, and corresponding two transmittings of the laser pickoff receive
Hold the gap location of total reflection prism, the laser emitter, laser pickoff and transmitter and receiver total reflection prism transversion malposition
Arrangement.
6. hydrogen chloride according to claim 1 monitors analysis system on-line, it is characterized in that: the gas piping of the gas compartment
Outer surface coiling high temperature heater (HTH) is placed in incubator.
7. hydrogen chloride according to claim 1 monitors analysis system on-line, it is characterized in that: anti-in gas piping Laser emission
It penetrates end and laser pick-off end and optical filter is respectively set.
8. hydrogen chloride according to claim 3 monitors analysis system on-line, it is characterized in that: the lateral position adjustment mechanism
Including the cushion block being placed on reflection end optical path part bracket, it is located at the Cross slat that cushion block position is corresponded on reflection end optical path part bracket
Shape hole, across lateral strip-shaped hole and cushion block and the adjusting bolt that is connected through a screw thread with one bottom of two dimension angular adjusting bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821005254.2U CN208270274U (en) | 2018-06-28 | 2018-06-28 | Hydrogen chloride monitors analysis system on-line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821005254.2U CN208270274U (en) | 2018-06-28 | 2018-06-28 | Hydrogen chloride monitors analysis system on-line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208270274U true CN208270274U (en) | 2018-12-21 |
Family
ID=64690496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821005254.2U Active CN208270274U (en) | 2018-06-28 | 2018-06-28 | Hydrogen chloride monitors analysis system on-line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208270274U (en) |
-
2018
- 2018-06-28 CN CN201821005254.2U patent/CN208270274U/en active Active
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