CN209327267U - A kind of protection of desulfurization slurry PH meter and on-line rinsing detection device - Google Patents
A kind of protection of desulfurization slurry PH meter and on-line rinsing detection device Download PDFInfo
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- CN209327267U CN209327267U CN201920020629.0U CN201920020629U CN209327267U CN 209327267 U CN209327267 U CN 209327267U CN 201920020629 U CN201920020629 U CN 201920020629U CN 209327267 U CN209327267 U CN 209327267U
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Abstract
The utility model discloses a kind of protection of desulfurization slurry PH meter and on-line rinsing detection devices.It includes a closed cylinder, and one side of cylinder is equipped with injection point, and another side of cylinder is equipped with overflow port, and injection point is lower than overflow port；Cylinder is connect by injection point with desulfurizing tower bottom tower body nozzle；It is equipped with PH at the top of cylinder and counts electrode installing port, is equipped with detachable PH at PH meter electrode installation nozzle and counts electrode fixing device；It is equipped with on-line rinsing nozzle at the top of cylinder, can be connect with flushing pipe, on-line rinsing is carried out to PH meter electrode；The overflow port side of cylinder is sealed by flange and mating blind flange.The PH meter protection of the utility model and on-line rinsing detection device; improve traditional PH meter mounting means; it can be avoided PH meter electrode to wear and corrode in operation, can be realized on-line rinsing function and detachably overhaul, effectively improve the measurement accuracy and service life of PH meter.
Description
Technical field
The utility model belongs to Wet Flue Gas Desulfurization Technology field, is related to a kind of detection device more particularly to a kind of desulfurization
The protection and on-line rinsing detection device of slurries PH meter.
Background technique
Wet process of FGD is in the industries such as current domestic thermal power industry, glass industry, coal chemical industry using the widest
General desulfurization technology.In the operation of wet flue gas desulfurizer, absorption tower slurries PH is one of main control parameter, pH value
Height directly affect the normal operation of desulfuration efficiency, gypsum qualitt and desulphurization plant.
The mounting means of PH meter is divided into flow type, sunk, duct type, side wall installation, five kinds of flange form.It is current most of
The PH meter of desulfurizer is installed on desulfurization slurry circulating-pump outlet pipeline or is inserted directly into slurry pool.Absorption tower slurries are
The mud of solid-liquid mixing, density is about 1200kg/m3, the usual flow of sampling pipe is larger, slurry temperature is higher, slurries easily deposit,
The electrode of PH meter easily wears and corrodes in long-term on-line measurement, and not easy to overhaul, and PH meter service life is caused to reduce.
Summary of the invention
The purpose of this utility model is that: it is directed to the above-mentioned problems in the prior art, a kind of novel PH meter is provided
Protection and on-line rinsing detection device, to improve mounting means in terms of traditional PH, avoid PH meter electrode wear in operation and corruption
Erosion；The device is able to achieve on-line rinsing function and detachably overhauls, and effectively improves the measurement accuracy and service life of PH meter.
Technical solutions of the utility model are as follows:
A kind of protection of desulfurization slurry PH meter and on-line rinsing detection device, it includes a closed cylinder, one side of cylinder
Equipped with injection point, another side of cylinder is equipped with overflow port, and injection point is lower than overflow port；Cylinder passes through injection point and desulfurization
The connection of tower bottom tower body nozzle；The PH meter counts electrode with PH；It is equipped with PH at the top of cylinder and counts electrode installing port, counts electricity in PH
Pole, which is installed, is equipped with PH meter electrode fixing device at nozzle, in use, PH, which is counted electrode, is inserted into cylinder from PH meter electrode installation nozzle
In, while being fixed on PH meter electrode fixing device, it thus can measure the plasm PH value in cylinder；It is equipped at the top of cylinder
On-line rinsing nozzle can be connect with flushing pipe, carry out on-line rinsing to PH meter electrode.
Further, the overflow port side of cylinder is sealed by flange and mating blind flange；Overflow port is located on blind flange；
Flange seal is set by one end of cylinder, the dirt in cleaning cylinder easy to disassemble can avoid damage electrode.
Further, the PH meter electrode fixing device being located at the PH meter electrode installation nozzle at the top of cylinder is detachable
PH counts electrode fixing device, observation instrument abrasion easy to disassemble and operating condition.
Further, the PH meter electrode fixing device includes a detachable blind flange, and PH counts electrode and installs nozzle top
There is a flange in portion, and fixation is bolted between flange and blind flange；Blind flange, which is equipped with, counts electrode upper diameter phase with PH
Matched aperture；The tapping of blind flange is equipped with inner ring screw thread.
Further, on-line rinsing valve is equipped at the on-line rinsing nozzle at the top of cylinder, convenient for control flushing water
Flow and pressure.
Further, the cylinder is a horizontally disposed cylindrical tube.The cylinder material is glass steel material.
Preferably, the cylinder volume should not be too large, it should be to be no more than 0.015m3It is advisable.
Preferably, the cylinder is cylinder, cylinder external diameter size be should not be too large, should be to be no more than DN200 (200mm)
It is advisable.
Preferably, on-line rinsing nozzle is arranged tangential nozzle, is conducive to cleaning and washes away fouling slurries and PH in cylinder
Electrode is counted, and a motor-driven valve is arranged, it can be achieved that remote online flushing operation in the nozzle.
Preferably, the mounting height of PH meter electrode is unsuitable too low, should be located at Barrel alignment.
The utility model has the beneficial effects that
The utility model provides the novel PH meter protection of one kind and on-line rinsing detection device, the device improve tradition
PH count mounting means, can be avoided PH meter electrode and wear and corrode in operation, can be realized on-line rinsing function and removable
Maintenance is unloaded, the measurement accuracy and service life of PH meter are effectively improved.
Compared with the prior art, the desulfurization slurry PH meter protection of the utility model and on-line rinsing detection device have following
Advantage:
(1) the utility model structure is simple, makes and easy for installation；
(2) the utility model cylinder maintenance easy to disassemble, one section is sealed with flange and blind flange, as cylinder fouling Shi Kexun
Quick-detach cleaning；
(3) the utility model can effectively reduce slurry flow rate, slows down abrasion and corrosion of the slurries for PH meter electrode, extends
The service life of electrode；
(4) utility model device cylinder is made of glass steel material, anticorrosive anti-wear；
(5) utility model device uses tangential backwashing manner, rinses thoroughly, is effectively improved slurries deposition fouling, and can
Realize remote operation.
Detailed description of the invention
Fig. 1 is the protection of desulfurization slurry PH meter and the main view of on-line rinsing detection device of the utility model；
Fig. 2 is the protection of desulfurization slurry PH meter and the side view (left side of Fig. 1 of on-line rinsing detection device of the utility model
View)；
Fig. 3 is the protection of desulfurization slurry PH meter and the top view of on-line rinsing detection device of the utility model.
Description of symbols: 1, cylinder 2, injection point 3, on-line rinsing nozzle 4, on-line rinsing motor-driven valve
5, PH counts electrode fixing device 6, PH meter electrode installs nozzle 7, sealing flange 8, sealing flange cover
9, overflow port.
Specific embodiment
The utility model is further described in the following with reference to the drawings and specific embodiments:
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of desulfurization slurry PH meter protection and on-line rinsing detection device comprising one is used for
The cylinder 1 of PH meter protection, cylinder 1 are horizontally disposed cylindrical equipment, and one side end seal is closed, and another side is equipped with flange and matches
Cover blind flange sealing；Cylinder closed end is equipped with injection point 2, and shell flange sealed end is equipped with overflow port 9, and (overflow port is provided with method
Orchid covers), injection point 2 is lower than overflow port 9, and PH meter electrode is equipped at the top of cylinder and installs nozzle 6, on-line rinsing nozzle 3；?
Line, which rinses, is equipped with on-line rinsing motor-driven valve 4 at nozzle 3；It is solid that detachable PH meter electrode is equipped at PH meter electrode installation nozzle 6
Determine device 5, observation instrument abrasion easy to disassemble and operating condition.
Cylinder 1 is made using glass-reinforced plastic material, and cylinder external diameter size is no more than DN200 (200mm), and volume is no more than
0.015m3.Cylinder 1 is connect by injection point 2 with desulfurizing tower bottom tower body nozzle.Desulfurizing tower bottom slurry passes through injection point
2 slowly enter 1 lower part of cylinder, are discharged after filling cylinder through overflow port 9, on the one hand can be with by the way of slurries upper entering and lower leaving
Guarantee the fresh normal stream of slurries, prevents deposition fouling, on the one hand can reduce slurry flow rate, slow down abrasion of the slurries to PH electrode.
The PH is calculated as plug-in type PH meter, counts electrode with a PH；One PH is set at the top of the cylinder 1 of device and counts electricity
Pole installing port 6, the detachable PH of setting counts electrode fixing device 5 at PH meter electrode installation nozzle 6, in use, PH is counted electricity
Pole is inserted into cylinder 1 from PH meter electrode installation nozzle 6, while being fixed on PH meter electrode fixing device 5, thus can measure
The mounting height of plasm PH value in cylinder 1, PH meter electrode is advisable with Barrel alignment.
Desulfurization slurry PH meter protection as described above and on-line rinsing detection device, 1 one end of cylinder (sealed end) are equipped with
Sealing flange 7 and sealing flange cover 8 seal, and if any deposition, fouling, the cleaning of stopping state quick release, reduce operator
Operation difficulty.
Desulfurization slurry PH meter protection as described above and on-line rinsing detection device, PH meter electrode fixing device 5 include
One detachable blind flange (stainless steel material), PH meter electrode, which is installed at the top of nozzle 6, a flange, can between flange and blind flange
Fixed (detachable) is bolted；Blind flange is equipped with the aperture to match with PH meter electrode upper diameter；Blind flange
Tapping is equipped with inner ring screw thread.In actual use, PH is counted into electrode from opening on the blind flange of PH meter electrode fixing device 5
It is inserted at hole, the lower part that PH counts electrode passes through PH meter electrode and installs nozzle 6, probes into the slurries in cylinder 1, PH counts the upper of electrode
Portion is fixed at the inner ring hickey of the blind flange aperture of PH meter electrode fixing device 5, thus the PH of cylinder 1 can be counted electrode
Nozzle 6 is installed to seal by blind flange, can play the role of preventing slurries from flowing out.When PH, which is counted, to break down, PH is counted into electrode
Fixed device 5 (blind flange) disassembles, that is, 1 inner case of cylinder, easy access can be observed.
Desulfurization slurry PH meter protection as described above and on-line rinsing detection device, top are equipped with on-line rinsing nozzle 3,
The on-line rinsing nozzle 3 is arranged tangential, during actual use is conducive to disturb slurries in cylinder, prevents its deposition knot
Dirt, slurries are disturbed certain impact power, is more advantageous to slurries outflow.Flushing water pressure at on-line rinsing nozzle 3 is generally protected
It holds in 0.4MPa, electrode can be counted to PH and thoroughly cleaned, prevent it from corroding and wearing.One is arranged at on-line rinsing nozzle 3 online
Rinse motor-driven valve 4, during actual use flushing process can be remotely operated, provide convenience for operator.On-line rinsing is electronic
Valve 4 is connect by flange with on-line rinsing nozzle 3, maintenance easy to disassemble.
Desulfurization slurry PH meter protection as described above and on-line rinsing detection device, main making material use glass reinforced plastic
Material, the material acid-alkali-corrosive-resisting, it is wear-resistant, light-weight, be easily installed production, be suitable for solid-liquid two-phase medium easy to wear
As used in desulfurization slurry.
According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality
The mode of applying is changed and is modified.Therefore, the utility model is not limited to specific embodiment disclosed and described above, right
Some modifications and changes of utility model should also be as falling into the protection scope of the claims of the present utility model.In addition, although
It is used some specific terms in this specification, these terms are merely for convenience of description, not to the utility model structure
At any restrictions.
Claims (10)
1. a kind of desulfurization slurry PH meter protection and on-line rinsing detection device, which is characterized in that it includes a closed cylinder, cylinder
One side of body is equipped with injection point, and another side of cylinder is equipped with overflow port, and injection point is lower than overflow port；Cylinder is entered by slurries
Mouth is connect with desulfurizing tower bottom tower body nozzle；The PH meter counts electrode with PH；It is equipped with PH at the top of cylinder and counts electrode installing port,
PH, which is equipped with, at PH meter electrode installation nozzle counts electrode fixing device；On-line rinsing nozzle is equipped at the top of cylinder, it can be with flushing
Pipe connection carries out on-line rinsing to PH meter electrode.
2. desulfurization slurry PH meter protection as described in claim 1 and on-line rinsing detection device, which is characterized in that cylinder overflows
Head piece side is sealed by flange and mating blind flange；Overflow port is located on blind flange.
3. desulfurization slurry PH meter protection as claimed in claim 1 or 2 and on-line rinsing detection device, which is characterized in that be located at
The PH meter electrode fixing device at PH meter electrode installation nozzle at the top of cylinder is that detachable PH counts electrode fixing device.
4. desulfurization slurry PH meter protection as claimed in claim 3 and on-line rinsing detection device, which is characterized in that the PH meter
Electrode fixing device includes a detachable blind flange, has a flange at the top of PH meter electrode installation nozzle, flange and blind flange it
Between fixation is bolted；Blind flange is equipped with the aperture to match with PH meter electrode upper diameter；The tapping of blind flange
Equipped with inner ring screw thread.
5. desulfurization slurry PH meter protection as claimed in claim 1 or 2 and on-line rinsing detection device, which is characterized in that described
Cylinder is a horizontally disposed cylindrical tube；The cylinder is glass steel material.
6. desulfurization slurry PH meter protection as claimed in claim 1 or 2 and on-line rinsing detection device, which is characterized in that described
The outer diameter of cylinder is no more than 200mm；The volume of the cylinder is no more than 0.015m3。
7. desulfurization slurry PH meter protection as claimed in claim 1 or 2 and on-line rinsing detection device, which is characterized in that in cylinder
On-line rinsing valve is equipped at on-line rinsing nozzle at the top of body.
8. desulfurization slurry PH meter protection as claimed in claim 7 and on-line rinsing detection device, which is characterized in that described online
Flushing valve is motor-driven valve.
9. desulfurization slurry PH meter protection as claimed in claim 1 or 2 and on-line rinsing detection device, which is characterized in that described
On-line rinsing nozzle is arranged tangential nozzle.
10. desulfurization slurry PH meter protection as claimed in claim 1 or 2 and on-line rinsing detection device, which is characterized in that described
The mounting height of PH meter electrode is located at Barrel alignment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920020629.0U CN209327267U (en) | 2019-01-07 | 2019-01-07 | A kind of protection of desulfurization slurry PH meter and on-line rinsing detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920020629.0U CN209327267U (en) | 2019-01-07 | 2019-01-07 | A kind of protection of desulfurization slurry PH meter and on-line rinsing detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209327267U true CN209327267U (en) | 2019-08-30 |
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ID=67730764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920020629.0U Active CN209327267U (en) | 2019-01-07 | 2019-01-07 | A kind of protection of desulfurization slurry PH meter and on-line rinsing detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209327267U (en) |
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2019
- 2019-01-07 CN CN201920020629.0U patent/CN209327267U/en active Active
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