CN201298035Y - Scale inhibition test kettle - Google Patents
Scale inhibition test kettle Download PDFInfo
- Publication number
- CN201298035Y CN201298035Y CNU2008202272161U CN200820227216U CN201298035Y CN 201298035 Y CN201298035 Y CN 201298035Y CN U2008202272161 U CNU2008202272161 U CN U2008202272161U CN 200820227216 U CN200820227216 U CN 200820227216U CN 201298035 Y CN201298035 Y CN 201298035Y
- Authority
- CN
- China
- Prior art keywords
- end cap
- cap flange
- main body
- pressure
- control device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 34
- 230000005764 inhibitory process Effects 0.000 title abstract description 6
- 238000003466 welding Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000003651 drinking water Substances 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 235000020188 drinking water Nutrition 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 231100000956 nontoxicity Toxicity 0.000 abstract 1
- 239000011257 shell material Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000007769 metal material Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 150000003839 salts Chemical group 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 235000012204 lemonade/lime carbonate Nutrition 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000002075 main ingredient Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 239000011505 plaster Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 235000012206 bottled water Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229940000406 drug candidate Drugs 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000003777 experimental drug Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
A scale inhibition test kettle belongs to the technical field of chemical equipment. The method is characterized in that: the tee joint comprises an inverted T-shaped tee joint main body, end cover flanges, a temperature control device and a pressure control device, wherein the end cover flanges are arranged at three openings of the tee joint main body, the pressure control device is arranged at the third end cover flange at the top end, and the temperature control device is arranged at the second end cover flange on one side face of the tee joint main body. The utility model has the advantages that: the shell material is PPR which has: energy saving, corrosion resistance, no scaling, sanitation, no toxicity and more suitability for drinking water delivery; heat resistance, pressure resistance and long service life; light weight, high strength and small fluid resistance. The tee joint is adopted as a test main body, different working faces are formed at the three openings, so that the temperature, the pressure and the maintenance working faces are independent, and the control and the maintenance are convenient.
Description
Technical field
The invention belongs to technical field of chemical, particularly relate to a kind of antisludging test kettle.
Background technology
The kind of water heater and function increase day by day and are perfect at present, but the incrusted problem of temperature sensor in the water heater has hindered the realization of water heater intelligent robotization.In the prior art, the material of temperature, pressure test still substantially all is a metal material, and heat-resistance stainless steel is in the majority, and its reason is that metal material is high pressure resistant, high-heat performance good, and Applicable media is generally agranular gas, liquid.Incrustation scale is nothing to be surprised in daily life, as family expenses kettle incrustation scale, power plant's pipeline incrustation scale, water heater incrustation scale, the sediment incrustation of heat-exchanger surface etc.Incrustation scale is according to its different hard scale and soft dirty two kinds of being divided into that form reason and scaling tendency.The principal ingredient of hard scale is salts such as carbonate, sulfate, phosphate and silicate.The Main Ingredients and Appearance of soft dirt is rust deposite, microorganism and plaster sand etc.The existence of incrustation scale can cause that rate of heat exchange reduces, and metal heat transfer speed is reduced rapidly, causes metal erosion, and harm is produced.In natural water, contain Fe
2+, Mn
2+, Cu
2+, Zn
2+, Ni
2+, Na
+, K
+, Cl
-, SO
4 2-, Ca
2+And Mg
2+Etc. component, select in test the material of metal material for use as temperature, pressure test still, test kettle meeting itself and said components generation chemical reaction become various salt, produce incrustation scale.The temperature of metal material, pressure test still are not suitable for the water quality requirement of working pressure, temperature and domestic water at water heater, carry out the scale inhibition experiment of coating.
Summary of the invention
At the technical matters of above-mentioned existence, the invention provides a kind of antisludging test kettle that is applicable to the experiment of coating scale inhibition.It is the water quality requirement of working pressure, temperature and domestic water at water heater, is applicable to that coating carries out the antisludging test kettle of scale inhibition experiment.
For achieving the above object, design proposal of the present invention is as follows:
The present invention includes and be threeway main body, end cap flange, temperature control equipment and the pressure control device of being inverted the T type, three opening parts in the threeway main body are provided with the end cap flange, the 3rd end cap flange place is provided with pressure control device on the top, and the second end cap flange place is provided with temperature control equipment in the one side.
Described temperature control equipment comprises well heater, thermopair and temperature controller, and well heater and thermopair all place on the second end cap flange, and passes the second end cap flange respectively, and temperature controller is connected with thermopair with well heater respectively.
Described pressure control device comprises electro connecting pressure gauge, solenoid valve, blowdown valve, electromagnetic relay and air compressor, electro connecting pressure gauge, solenoid valve and blowdown valve all place on the 3rd end cap flange, and pass the 3rd end cap flange respectively, on the 3rd end cap flange, have the entrance pressure mouth, described entrance pressure mouth is connected with air compressor, described electro connecting pressure gauge two ends connect solenoid valve and electromagnetic relay respectively, electromagnetic relay is connected with air compressor, and electromagnetic relay, air compressor, solenoid valve and electro connecting pressure gauge are connected with power supply respectively.
Described end cap flange comprises that two identical hubbed clip-on-welding flanges of structure connect and compose, and one of them welds the plectane formation on the flange endoporus, with the band neck end of plectane flange and three openings welding of threeway main body.The flange that matches with threeway main body caliber in described threeway main body and the end cap flange and the material of plectane are PPR.
The invention has the beneficial effects as follows: test kettle sheathing material of the present invention is selected PPR (Poly PropyleneRandom) for use, i.e. atactic copolymerized polypropene, and it has following excellent properties:
A) energy-conservation: the energy consumption of PPR pipe only is 20% of a steel pipe, and its coefficient of heat conductivity low (0.2w/mk), is 1/200 of steel pipe only also, is applied to hot-water heating system and will significantly reduces thermal loss.
B) corrosion-resistant, non-scaling, health, nontoxic: use the PPR pipe to remove to use encrustation that coating steel pipe caused, get rusty and the water quality " secondary pollution " that causes.Because the PPR component is simple, fundamental component is carbon and hydrogen, meets the food hygiene regulation, and is nontoxic, is more suitable for carrying in potable water.
C) heat-resisting, withstand voltage, long service life: the long-term serviceability temperature of PPR pipe reaches 95 ℃, and the short-term serviceability temperature can reach 120 ℃.In serviceability temperature is 70 ℃, and working pressure is under the 1.2MPa condition, long-term use continuously, and the life-span can reach more than 50 years.
D) high-strength light, fluid resistance are little: PPR pipe density only is 1/8 of metal tube, and the compression resistance proof strength is up to 5MPa, and good toughness, shock-resistant.Because inner wall smooth, non-corrosive, non-scaling, fluid resistance is little.
The present invention adopts threeway as trial body, forms different workplaces at three opening parts, makes temperature, pressure and service work face independent separately, convenient control, maintenance.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the circuit diagram of temperature principle of work of the present invention.
Fig. 3 is a pressure principle of work circuit diagram of the present invention.
Embodiment
Embodiment: as shown in Figure 1, comprise and be threeway main body 7, end cap flange, temperature control equipment and the pressure control device of being inverted the T type, three opening parts in the threeway main body are provided with the end cap flange, the 3rd end cap flange 12 places are provided with pressure control device on the top, the second end cap flange, 11 places are provided with temperature control equipment in the one side, and the opposite side first end cap flange 2 is service work face.
As shown in Figure 1, this routine main body 7 adopts the threeway of PPR tubing, is inverted T font.This routine end cap flange comprises two hubbed clip-on-welding flanges that structure is identical, connects by bolt, and one of them welds the plectane formation on the flange endoporus, and band neck end and 7 three openings of threeway main body with the plectane flange weld.Wherein flange and the plectane that matches with threeway main body 7 calibers is identical with threeway main body 7 materials, and the end cap flange is as workplace.As shown in Figure 2, described temperature control equipment comprises well heater 8, thermopair 9 and temperature controller 10, well heater 8 and thermopair 9 all place on the second end cap flange 11, and pass the second end cap flange 11 respectively, both ends are placed in the threeway main body 7, the other end places outside the threeway main body 7, and outer with the stretching out threeway main body 7 respectively well heater 8 of temperature controller 10 is connected with thermopair 9 ends.Realize the automatic control of design temperature in the test kettle, as temperature Control work face; As Fig. 1, shown in Figure 3, pressure control device of the present invention, comprise electro connecting pressure gauge 5, solenoid valve 6, blowdown valve 4, electromagnetic relay 13 and air compressor 14, electro connecting pressure gauge 5, solenoid valve 6 and blowdown valve 4 all place on the 3rd end cap flange 12, and pass the 3rd end cap flange 12 respectively, on the 3rd end cap flange 12, have entrance pressure mouth 3, described entrance pressure mouth 3 is connected with air compressor 14, described electro connecting pressure gauge 5 two ends connect solenoid valve 6 and electromagnetic relay 13 respectively, electromagnetic relay 13 is connected with air compressor 14, electromagnetic relay 13, air compressor 14, solenoid valve 6 and electro connecting pressure gauge 5 are connected with power supply respectively.Realize the automatic control of set pressure in the test kettle, as the pressure control workplace.The support 1 of described rack area size, structure choice per sample can be hung on the 3rd flange 12 with fine rule during small sample, during large sample, also can directly put into main body 7.
Thermopair 9 models in this example: MT type, PT100.Temperature controller 10 models: XMTD2202 type, PT100;-50～150 ℃; Precision: 1.0 ℃.Electro connecting pressure gauge 5 models: high temperature YZ100; Measurement range 1.5Mpa, precision: 0.05Mpa.Solenoid valve 6 is one one and leads to model: US-15, working pressure range: 0.048～1.4Mpa.Blowdown valve 4: model: A21X-T; Rated pressure: 1.2Mpa; Maximum temperature: 110 ℃.Electromagnetic relay 13 models: HG4104.Air compressor 14 models: WY5.2-A micro-air compressor.
Principle of work of the present invention, as shown in Figure 2, the temperature control principle is: adopt well heater 8, thermopair 9, temperature controller 10 in conjunction with realizing temperature controlling, well heater 8 energized heat to test kettle, temperature in the thermopair 9 real-time monitoring test stills, when the working temperature of test temperature in the kettle above setting, temperature controller 10 can be cut off the electricity supply automatically, and well heater 8 stops heating; And when temperature drops to the working temperature that is lower than setting, automatic again energized, well heater 8 continues heating, tests the working temperature that temperature in the kettle remains on setting like this.As shown in Figure 3, the pressure control principle is: adopt air compressor 14 that air pressure is provided, enter in the test kettle from entrance pressure mouth 3, electro connecting pressure gauge 5 is not only set working pressure, and show pressure in the test kettle in real time, in case surpass the maximum pressure of setting, solenoid valve 6 is cut off the electricity supply automatically, air compression stopping voltage supply, and when pressure drops to the minimum operating pressure that is lower than setting, the automatic again energized of solenoid valve 6, air compressor 14 continues voltage supply, and the test kettle internal pressure remains on set pressure like this.Blowdown valve 4 is explosion-prooves, is 1.2Mpa owing to the design maximum of this test kettle is withstand voltage, in case the pressure in the test kettle surpasses 1.2Mpa, it will release pressure automatically, the safety of warranty test.
This routine scale inhibition temperature, pressure test still operating temperature range: room temperature～100 ℃; Working pressure range: normal pressure～1Mpa.
Test procedure:
1, prepares sample;
2, check and install all component of antisludging test kettle of the present invention;
3, open end cap flange 12 workplaces on top, put into sample, add the solution of preparing, close end cap flange 12;
4, working temperature, pressure are set;
5, opening power, beginning antisludging test.
Incrustation scale is according to its different hard scale and soft dirty two kinds of being divided into that form reason and scaling tendency.The principal ingredient of hard scale is salts such as carbonate, sulfate, phosphate and silicate.The Main Ingredients and Appearance of soft dirt is rust deposite, microorganism and plaster sand etc.When the incrustation scale problem that natural aquatic becomes is discussed, people often with lime carbonate as representative, the solution of this routine described preparation: adopt CaCl
2, MgCl
26H
2O, absolute ethyl alcohol, hydrochloric acid are as experimental drug, and it is pure to be analysis.With CaCl
2, MgCl
2Being mixed with hardness is that 38.3 utmost point hard water of spending (lime carbonate concentration is 684mg/L, and the hygienic standard of national Drinking Water hardness is less than 450mg/L) are done accelerated tests.This routine described sample is copper pipe and the copper pipe that is brushed with coating, does contrast test simultaneously.
Claims (4)
1, a kind of antisludging test kettle, it is characterized in that: comprise being threeway main body, end cap flange, temperature control equipment and the pressure control device of being inverted the T type, three opening parts in the threeway main body are provided with the end cap flange, the 3rd end cap flange place is provided with pressure control device on the top, and the second end cap flange place is provided with temperature control equipment in the one side.
2, antisludging test kettle according to claim 1, it is characterized in that: described temperature control equipment comprises well heater, thermopair and temperature controller, well heater and thermopair all place on the second end cap flange, and passing the second end cap flange respectively, temperature controller is connected with thermopair with well heater respectively.
3, antisludging test kettle according to claim 1, it is characterized in that: described pressure control device comprises electro connecting pressure gauge, solenoid valve, blowdown valve, electromagnetic relay and air compressor, electro connecting pressure gauge, solenoid valve and blowdown valve all place on the 3rd end cap flange, and pass the 3rd end cap flange respectively, on the 3rd end cap flange, have the entrance pressure mouth, described entrance pressure mouth is connected with air compressor, described electro connecting pressure gauge two ends connect solenoid valve and electromagnetic relay respectively, electromagnetic relay is connected with air compressor, electromagnetic relay, air compressor, solenoid valve and electro connecting pressure gauge are connected with power supply respectively.
4, antisludging test kettle according to claim 1, it is characterized in that: described end cap flange comprises that two identical hubbed clip-on-welding flanges of structure connect and compose, one of them welds the plectane formation on the flange endoporus, the band neck end with the plectane flange does not place in three openings of threeway main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202272161U CN201298035Y (en) | 2008-12-12 | 2008-12-12 | Scale inhibition test kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202272161U CN201298035Y (en) | 2008-12-12 | 2008-12-12 | Scale inhibition test kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201298035Y true CN201298035Y (en) | 2009-08-26 |
Family
ID=41044017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202272161U Expired - Fee Related CN201298035Y (en) | 2008-12-12 | 2008-12-12 | Scale inhibition test kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201298035Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101745355B (en) * | 2008-12-12 | 2012-01-04 | 中国科学院海洋研究所 | antisludging test kettle |
| CN107478773A (en) * | 2017-07-13 | 2017-12-15 | 河南清水源科技股份有限公司 | A kind of constant temperature antisludging test instrument |
-
2008
- 2008-12-12 CN CNU2008202272161U patent/CN201298035Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101745355B (en) * | 2008-12-12 | 2012-01-04 | 中国科学院海洋研究所 | antisludging test kettle |
| CN107478773A (en) * | 2017-07-13 | 2017-12-15 | 河南清水源科技股份有限公司 | A kind of constant temperature antisludging test instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20111212 |