CN204177758U - One is applicable to industrial pH value on-line analysis device - Google Patents
One is applicable to industrial pH value on-line analysis device Download PDFInfo
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- CN204177758U CN204177758U CN201420560815.0U CN201420560815U CN204177758U CN 204177758 U CN204177758 U CN 204177758U CN 201420560815 U CN201420560815 U CN 201420560815U CN 204177758 U CN204177758 U CN 204177758U
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Abstract
The utility model provides one and is applicable to industrial pH value on-line analysis device, comprise refrigeratory, surge tank and pH in-line analyzer, refrigeratory comprises shell body and heat exchange coil device, the bottom of the sidewall of described shell body is provided with cooling water inlet, top is provided with coolant outlet, described heat exchange coil device is arranged in shell body, heat exchange coil device comprises the inlet at the top being arranged on shell body and is arranged on the liquid outlet of lower sidewall of shell body, is provided with coil pipe between inlet and liquid outlet; The lower sidewall of surge tank is provided with surge tank import, be connected between surge tank import and liquid outlet, the sidewall of surge tank is provided with thermometer, the top of surge tank is also provided with surge tank outlet, surge tank outlet be in series with flow rate regulating valve successively and be connected with the taphole pipeline of flowmeter, surge tank top is provided with pH in-line analyzer.The solution temperature that the utility model device is high by temperature and flow velocity is large reduces, flow velocity reduces, and promptly and accurately can analyze pH value.
Description
Technical field
The utility model relates to one and is applicable to industrial pH value on-line analysis device.
Background technology
In commercial production, the pH value of solution is a routine inspection project, measuring instrument is on-line detector more accurately and conveniently, this detector is arranged on solution reservoir or process pipeline appropriate location, by the pH value size detecting solution that connection wire, transmitter and display screen can be quick, sensitive, do not need hand sampling analysis frequently.It is large that not only labour intensity is analyzed in hand sampling, and repeatedly analyze, backlash sampling, and the running time is long, and error is large, is unfavorable for robotization and large-scale production.
In automatic analysis, general pH detector is glass electrode, critical piece is plastic material, measuring sonde is glass material, the temperature be suitable for, pressure are lower, Applicable temperature is within 0-60 DEG C, be suitable for pressure at 0-0.3MPa, higher temperature can cause glass electrode to damage, and the flow velocity of liquid should between 0-0.5m/s, when the flow velocity of liquid is greater than 0.5m/s, pH detected value deviation increases, so pH analyze detector installation site should at fixing equipment, liquid transfixion, or being arranged on flow velocity is less than above the pipeline of 0.5m/s, equipment.But the pH value on-line analysis system of solution in existing commercial production, there is pH detection analyser and be difficult to use under the condition that temperature is high and flow velocity is large, detector holds flimsy defect.
Utility model content
For above-mentioned technical matters, the purpose of this utility model is to provide one and is applicable to industrial pH value on-line analysis device, temperature is high and that flow velocity is large solution temperature reduces, flow velocity reduces, promptly and accurately can analyze pH value, meet the measuring condition of pH detector, guarantee the requirement of on-line analysis, and convenient, practical.
The technical solution adopted in the utility model is:
One is applicable to industrial pH value on-line analysis device, comprise refrigeratory, surge tank and pH in-line analyzer, described refrigeratory comprises shell body and heat exchange coil device, the lower sidewall of described shell body is provided with cooling water inlet, the top of described shell body is provided with coolant outlet, chilled water flows in described shell body, described heat exchange coil device is arranged in shell body, described heat exchange coil device comprises the inlet at the top being arranged on described shell body and is arranged on the liquid outlet of lower sidewall of shell body, coil pipe is provided with between described inlet and liquid outlet, the lower sidewall of described surge tank is provided with surge tank import, be connected between described surge tank import and described liquid outlet, the sidewall of described surge tank is provided with thermometer, the top of described surge tank is provided with surge tank outlet, the outlet of described surge tank be in series with flow rate regulating valve successively and be connected with the taphole pipeline of flowmeter, the top of described surge tank is provided with pH in-line analyzer, and described pH in-line analyzer comprises Glass Probe, and described Glass Probe immerses solution inside completely.
Described in the utility modelly be applicable to industrial pH value on-line analysis device, wherein, described pH in-line analyzer is threaded connection at the top of described surge tank.
Described in the utility modelly be applicable to industrial pH value on-line analysis device, wherein, between described surge tank import and liquid outlet, pass through Flange joint.
Described in the utility modelly be applicable to industrial pH value on-line analysis device, wherein, the bottom of described refrigeratory and the bottom of described surge tank are respectively equipped with sewage draining exit one and sewage draining exit two.
Described in the utility modelly be applicable to industrial pH value on-line analysis device, wherein, the diameter of described refrigeratory is 0.5-0.8m, is highly 1.0-1.5m.
Described in the utility modelly be applicable to industrial pH value on-line analysis device, wherein, described coil diameter is between 15-25mm.
Described in the utility modelly be applicable to industrial pH value on-line analysis device, wherein, the diameter of described taphole pipeline is between 15-25mm.
Described in the utility modelly be applicable to industrial pH value on-line analysis device, wherein, described surge tank diameter is 100-200mm.
The utility model beneficial effect:
The utility model is applicable to industrial pH value on-line analysis device, temperature is high and that flow velocity is large solution temperature reduces, flow velocity reduces, and promptly and accurately can analyze pH value, meet the measuring condition of pH detector, guarantee the requirement of on-line analysis, and convenient, practical.
The utility model is applicable to industrial pH value on-line analysis device, by Flange joint between described surge tank import and liquid outlet, and the parts such as convenience detach and timely apparatus for examination and repair inner coil pipe.
The utility model is applicable to industrial pH value on-line analysis device, by being respectively arranged with sewage draining exit one and sewage draining exit two in the bottom of refrigeratory and the bottom of surge tank, regularly can open the dirt in drain cooler and surge tank.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model is applicable to industrial pH value on-line analysis device;
Fig. 2 is the vertical view that the utility model is applicable to industrial pH value on-line analysis device.
In figure: 1, refrigeratory; 11, shell body; 111, cooling water inlet; 112, coolant outlet; 113, sewage draining exit one; 12, heat exchange coil device; 121, inlet; 122, liquid outlet; 2, surge tank; 21, surge tank import; 22, surge tank outlet; 23, thermometer; 24, sewage draining exit two; 3, pH in-line analyzer; 31, Glass Probe; 4, flow rate regulating valve; 5, flowmeter; 6, flange; 7, taphole pipeline.
Below with reference to drawings and Examples, the utility model is described in detail.
Embodiment
Embodiment 1
As depicted in figs. 1 and 2, one is applicable to industrial pH value on-line analysis device, comprise refrigeratory 1, surge tank 2 and pH in-line analyzer 3, refrigeratory 1 comprises shell body 11 and heat exchange coil device 12, the bottom of the sidewall of shell body 11 is provided with cooling water inlet 111, the top of shell body 11 is provided with coolant outlet 112, chilled water flows in shell body 11, heat exchange coil device 12 is arranged in shell body 11, heat exchange coil device 12 comprises the inlet 121 at the top being arranged on shell body 11 and is arranged on the liquid outlet 122 of lower sidewall of shell body 11, coil pipe is provided with between inlet 121 and liquid outlet 122, the diameter of coil pipe is the stainless steel pipeline of 20mm, refrigeratory 1 diameter is 0.5m, height 1.0m, the lower sidewall of surge tank 2 is provided with surge tank import 21, be connected by flange 6 between surge tank import 21 with liquid outlet 122, the sidewall of surge tank 2 is provided with thermometer 23, the top of surge tank 2 is also provided with surge tank outlet 22, the bottom of refrigeratory 1 and surge tank 2 is respectively equipped with sewage draining exit 1 and sewage draining exit 2 24, surge tank 2 diameter is 200mm, be highly 0.5m, surge tank outlet 22 be in series with flow rate regulating valve 4 successively and be connected with the taphole pipeline 7 of flowmeter 5, the diameter of taphole pipeline 7 is 20mm, the top of surge tank 2 is provided with pH in-line analyzer 3, pH in-line analyzer 3 is threaded connection the top at surge tank 2, pH in-line analyzer 3 comprises Glass Probe 31, it is inner that Glass Probe 31 immerses solution completely.
The present embodiment is applicable to the principle of work of industrial pH value on-line analysis device: shell body 11 passes into chilled water, chilled water enters from cooling water inlet 111, flow out from coolant outlet 112, chilled water flows in shell body 11, the solution that need detect pH value enters from inlet 121, flow out from liquid outlet 122, solution flows out from liquid outlet 122, surge tank bottom is entered by surge tank import 21, solution flows out from surge tank outlet 22, observation flowmeter 5 and thermometer 23 indicate, control flow check adjustable valve 4 valve opening size, control flow velocity and the temperature of solution, valve is opened greatly, solution flows faster in taphole pipeline 7 and surge tank 2, valve turns down, in taphole pipeline 7 and valve, flow velocity is slower, solution flow rate is controlled within 0.5m/s, temperature controls at 0-60 DEG C, flow rate regulating valve 4 is turned down during solution temperature height in surge tank 2.
The present embodiment is applicable to the application of industrial pH value on-line analysis device pH value control in magnesium tail water and in discharge,
In magnesium tail water and discharge: indirect method red fuming nitric acid (RFNA) waste water is called magnesium tail water, magnesium Tail water reuse is to neutralization pond, magnesium tail water temperature is generally 40-50 DEG C, and pH value is generally less than 1, needs to add liquid caustic soda neutralization before discharge, in and waste liquid pH value should reach 6-9, after pH value is stable can beyond row, but, in and time can there is themopositive reaction, wastewater temperature can be elevated to 60-80 DEG C, easily damages pH and detects analyser.
The present embodiment is applicable to the application process of industrial pH value on-line analysis device pH value control in magnesium tail water and in discharge: join coil pipe in waste liquid by discharge pump by magnesium tail water, in shell body 11, cooling water temperature is passed into by cooling water inlet 111 and coolant outlet 112, surge tank 2 is entered with waste liquid in magnesium tail water, open large flux control valve 4, control flow check gauge 5 flow is at 2m
3within/h (calculate flow rate of liquid=flow/pipe cross-sectional in surge tank and amass=2/3600*3.14*0.1*0.1=0.018m/s), surge tank 2 temperature is 42 DEG C, neutralization pond is back to waste liquid by taphole pipeline in surge tank 2, slowly rising to pH value with waste liquid pH value from 0.5 in magnesium tail water in surge tank 2 is 7.2, and keep stable, illustrate that neutralization is qualified, magnesium tail water neutralized wastewater can be arranged in addition.
Embodiment 2
Be with the difference of embodiment 1: refrigeratory 1 diameter is 0.8m, height 1.5m; The diameter of coil pipe is 25mm; Surge tank 2 diameter is 100mm, is highly 0.5m; The diameter of taphole pipeline 7 is 15mm.
Embodiment 3
As depicted in figs. 1 and 2, one is applicable to industrial pH value on-line analysis device, comprise refrigeratory 1, surge tank 2 and pH in-line analyzer 3, refrigeratory 1 comprises shell body 11 and heat exchange coil device 12, the bottom of the sidewall of shell body 11 is provided with cooling water inlet 111, the top of shell body 11 is provided with coolant outlet 112, chilled water flows in shell body 11, heat exchange coil device 12 is arranged in shell body 11, heat exchange coil device 12 comprises the inlet 121 at the top being arranged on shell body 11 and is arranged on the liquid outlet 122 of lower sidewall of shell body 11, coil pipe is provided with between inlet 121 and liquid outlet 122, the diameter of coil pipe is the stainless steel pipeline of 20mm, refrigeratory 1 diameter is 0.6m, height 1.5m, the lower sidewall of surge tank 2 is provided with surge tank import 21, be connected by flange 6 between surge tank import 21 with liquid outlet 122, the sidewall of surge tank 2 is provided with thermometer 23, the top of surge tank 2 is also provided with surge tank outlet 22, sewage draining exit 1 and sewage draining exit 2 24 is respectively equipped with bottom refrigeratory 1 and surge tank 2, surge tank 2 diameter is 200mm, be highly 0.5m, surge tank outlet 22 be in series with flow rate regulating valve 4 successively and be connected with the taphole pipeline 7 of flowmeter 5, the diameter of taphole pipeline 7 is 20mm, surge tank 2 top is provided with pH in-line analyzer 3, pH in-line analyzer 3 is threaded connection at surge tank 2 top, pH in-line analyzer 3 comprises Glass Probe 31, it is inner that Glass Probe 31 immerses solution completely.
The present embodiment is applicable to the application that pH value controls in urea ammonium nitrate solution (UAN) is produced of industrial pH value on-line analysis device,
UAN produces and adopts urea liquid and ammonium nitrate solution mixed preparing, after mixing, solution ph is generally between 8-9, the pH value of UAN product requires as 6.5-7.5, generally by adding dilute nitric acid solution neutralization, pH change is observed during acid adding, qualified rear stopping acid adding, because solution temperature easily damages at 90-120 DEG C, pH detector.
The present embodiment is applicable to the industrial pH value on-line analysis device application process that pH value controls in urea ammonium nitrate solution (UAN) is produced: UAN solution in UAN make-up tank is joined refrigeratory 1 by inlet 121, in shell body 11, cooling water temperature is passed into by cooling water inlet 111 and coolant outlet 112, UAN solution enters surge tank 2, open flow control valve 4, control flow at 2m
3within/h, UAN solution is back to UAN make-up tank, and after heat exchange, UAN solution drops to 52 DEG C by 100 DEG C of temperature, and acid neutralization observes pH change, and when pH stops acid adding 6.6 time, UAN product solution temperature is finally down to 40 DEG C, and it is qualified to neutralize, and product sends tank field outside.
Embodiment 4
Be with the difference of embodiment 3: refrigeratory 1 diameter is 0.8m, height 1.5m; The diameter of coil pipe is 15mm; Surge tank 2 diameter is 100mm, is highly 0.5m; The diameter of taphole pipeline 7 is 25mm.
Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection domain that the utility model claims determine.
Claims (8)
1. one kind is applicable to industrial pH value on-line analysis device, it is characterized in that: comprise refrigeratory (1), surge tank (2) and pH in-line analyzer (3), described refrigeratory (1) comprises shell body (11) and heat exchange coil device (12), the lower sidewall of described shell body (11) is provided with cooling water inlet (111), the top of described shell body (11) is provided with coolant outlet (112), chilled water flows in described shell body (11), described heat exchange coil device (12) is arranged in shell body (11), described heat exchange coil device (12) comprises the inlet (121) at the top being arranged on described shell body (11) and is arranged on the liquid outlet (122) of lower sidewall of described shell body (11), coil pipe is provided with between described inlet (121) and liquid outlet (122), the lower sidewall of described surge tank (2) is provided with surge tank import (21), be connected between described surge tank import (21) and liquid outlet (122), the sidewall of described surge tank (2) is provided with thermometer (23), the top of described surge tank (2) is also provided with surge tank outlet (22), described surge tank outlet (22) be in series with flow rate regulating valve (4) successively and be connected with the taphole pipeline (7) of flowmeter (5), the top of described surge tank (2) is provided with pH in-line analyzer (3), described pH in-line analyzer (3) comprises Glass Probe (31), it is inner that described Glass Probe (31) immerses solution completely.
2. be according to claim 1ly applicable to industrial pH value on-line analysis device, it is characterized in that: described pH in-line analyzer (3) is threaded connection the top in described surge tank (2).
3. be according to claim 2ly applicable to industrial pH value on-line analysis device, it is characterized in that: described surge tank import (21) is connected by flange (6) with between liquid outlet (122).
4. be according to claim 3ly applicable to industrial pH value on-line analysis device, it is characterized in that: the bottom of described refrigeratory (1) and the bottom of described surge tank (2) are respectively arranged with sewage draining exit one (113) and sewage draining exit two (24).
5. be according to claim 4ly applicable to industrial pH value on-line analysis device, it is characterized in that: the diameter of described refrigeratory (1) is 0.5-0.8m, is highly 1.0-1.5m.
6. be according to claim 5ly applicable to industrial pH value on-line analysis device, it is characterized in that: the diameter of described coil pipe is between 15-25mm.
7. be according to claim 6ly applicable to industrial pH value on-line analysis device, it is characterized in that: the diameter of described taphole pipeline (7) is between 15-25mm.
8. according to claim 1-7 any one, be applicable to industrial pH value on-line analysis device, it is characterized in that: described surge tank (2) diameter is 100-200mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420560815.0U CN204177758U (en) | 2014-09-26 | 2014-09-26 | One is applicable to industrial pH value on-line analysis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420560815.0U CN204177758U (en) | 2014-09-26 | 2014-09-26 | One is applicable to industrial pH value on-line analysis device |
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| Publication Number | Publication Date |
|---|---|
| CN204177758U true CN204177758U (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420560815.0U Expired - Fee Related CN204177758U (en) | 2014-09-26 | 2014-09-26 | One is applicable to industrial pH value on-line analysis device |
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| CN (1) | CN204177758U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104237319A (en) * | 2014-09-26 | 2014-12-24 | 安徽淮化股份有限公司 | PH value online analysis device suitable for industrial production and application of device |
| CN108386861A (en) * | 2018-03-15 | 2018-08-10 | 宜兴市清泰净化剂有限公司 | A kind of environment-friendly type smoke prevention and dust control boiler flue system |
-
2014
- 2014-09-26 CN CN201420560815.0U patent/CN204177758U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104237319A (en) * | 2014-09-26 | 2014-12-24 | 安徽淮化股份有限公司 | PH value online analysis device suitable for industrial production and application of device |
| CN108386861A (en) * | 2018-03-15 | 2018-08-10 | 宜兴市清泰净化剂有限公司 | A kind of environment-friendly type smoke prevention and dust control boiler flue system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Jun Inventor after: Liu Bing Inventor after: Chen Wei Inventor after: Li Xuehai Inventor before: Li Jun Inventor before: Zhang Jingzhong Inventor before: Chen Wei Inventor before: Li Xuehai |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI JUN ZHANG JINGZHONG CHEN WEI LI XUEHAI TO: LI JUN LIU BING CHEN WEI LI XUEHAI |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20170926 |