CN202013288U - Sampling column as well as stability detecting system for water quality - Google Patents
Sampling column as well as stability detecting system for water quality Download PDFInfo
- Publication number
- CN202013288U CN202013288U CN2011200599946U CN201120059994U CN202013288U CN 202013288 U CN202013288 U CN 202013288U CN 2011200599946 U CN2011200599946 U CN 2011200599946U CN 201120059994 U CN201120059994 U CN 201120059994U CN 202013288 U CN202013288 U CN 202013288U
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- Prior art keywords
- tubing string
- sampling
- thread segment
- water
- acid
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 81
- 238000005070 sampling Methods 0.000 title claims abstract description 70
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 238000004448 titration Methods 0.000 claims abstract description 24
- 239000002253 acid Substances 0.000 claims description 26
- 239000003513 alkali Substances 0.000 claims description 26
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 24
- 238000001514 detection method Methods 0.000 claims description 19
- 230000006641 stabilisation Effects 0.000 claims description 16
- 238000011105 stabilization Methods 0.000 claims description 16
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 12
- 239000008187 granular material Substances 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 9
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 10
- 239000000523 sample Substances 0.000 description 27
- 238000000034 method Methods 0.000 description 7
- 239000000725 suspension Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 3
- 239000012496 blank sample Substances 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000012204 lemonade/lime carbonate Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a sampling column which comprises a tubular column (5) and tube joints (1), wherein the tube joints (1) are detachably connected with ports of the tubular column (5), and O-shaped seal rings (8) are arranged at joints of the tube joints (1) and the ports of the tubular column (5). The utility model also provides a stability detecting system for water quality, wherein the stability detecting system comprises a water sampling device and an acid-base liquid titration device, and the water sampling device comprises two sampling columns provided by the utility model. In the utility model, the sampling column and the stability detecting system has good sealing property, can prevent the ports of the tubular column from fracturing and ensuring the stability of the water quality to be detected conveniently and accurately.
Description
Technical field
The utility model relates to water quality stability and detects particularly a kind of sampling post and a kind of water stabilization property detection system.
Background technology
Current, the process water demand in fields such as electric power, petrochemical complex, metallurgy increases day by day.Along with continually developing and the deterioration year by year of water quality of water resource, detection to water quality stability more and more comes into one's own, this is because the stability of water quality mainly shows as water not only non-scaling but also not corrosion pipeline in pipe conveying procedure, the water quality stability difference will cause the situations such as burn into fouling, resistance of ducting increase even obstruction of aqueduct and equipment, thereby have to take more exchange device or carry out measures such as pickling, exhaust the people and drain the treasury.Can whether direct relation commercial unit to the stability of water quality normally move, and therefore, it is significant for commercial production that supervision detects water quality stability.
Existing water quality stability detection method mainly adopts stable index method, and this method splits into two-way with detected water sample, and wherein one road sampling post of flowing through is judged water quality stability by measuring blank sample stream with the basicity changing value of the water of the sampling post of flowing through.
The existing sampling post that is used for stable index method, the tubing string of sampling post is connected with water sample stream pipeline to realize the installation and removal of tubing string by pipe adapter, because pipe adapter removably is connected with the port of tubing string, the sealing of junction is not fine, when tubing string feeds water sample, water might leak out from the junction, and because this tubing string is generally plexi-glass tubular, when just feeding water sample,, cause the damage of sampling post easily owing to be heated inhomogeneous and phenomenon that generator tube styletable mouth breaks.
The utility model content
The purpose of this utility model is the sampling post that is used for stable index method at existing, removably be connected between the port of tubing string and the pipe adapter, junction poor sealing performance and the problem that causes the tubing string port to break easily provide a kind of good seal performance, can prevent sampling post and water stabilization property detection system that the tubing string port breaks.
The sampling post that the utility model provides comprises tubing string and pipe adapter, and described pipe adapter removably is connected with the port of described tubing string, and the junction of the port of described pipe adapter and described tubing string is provided with the O RunddichtringO.
In the sampling post that the utility model provides, the port of tubing string and the junction of pipe adapter are provided with the O RunddichtringO, the O RunddichtringO belongs to a kind of extrusion pressing type packoff, the effect that elastic deformation can play sealing and offset pressure takes place by extruding, therefore, the O RunddichtringO is installed in the junction of the port of tubing string and pipe adapter can be realized sealing the tubing string port, prevent that water sample from leaking out from the junction of tubing string port, and can offset the bulging force that tubing string has produced owing to the inequality of being heated when just having fed water sample, the phenomenon of avoiding generator tube styletable mouth to break.
In addition, detection to water quality stability need be adopted the water stabilization property detection system, this water stabilization property detection system comprises water sampling device and acid ﹠ alkali liquid titration apparatus, one road water sample carries out the acid ﹠ alkali liquid titration via the measuring cup that feeds the acid ﹠ alkali liquid titration apparatus after the water sampling device, another road water sample directly feeds described measuring cup and carries out the acid ﹠ alkali liquid titration, the acid ﹠ alkali liquid titration is used to obtain the basicity value of detected water sample, can judge water quality stability by the basicity changing value of measuring water sample thus.
Because it is impure more in the detected water sample with suspension, in testing process, can the sampling post of water sampling device be polluted, influence the accuracy of testing result, need to change the sampling post often for fear of polluting, this also can bring many inconvenience to testing.
Inventor of the present utility model is at the problems referred to above, two sampling posts that connect in turn are provided in the water sampling device, the tubing string of one of them sampling post is used to take up calcium carbonate granule, the tubing string of another sampling post is used to take up filter fiber, detected water sample is at first filtered via the tubing string that takes up filter fiber, filtering impurity and the suspension in the water sample, feed the tubing string that takes up calcium carbonate granule afterwards again, can reduce the pollution of impurity in the detected water sample and suspension to the tubing string that takes up calcium carbonate granule, easy to detect, guaranteed the accuracy of testing result.Yet, be used to take up the problem that the tubing string of filter fiber still has poor sealing performance and causes the tubing string port to break easily.
Therefore, the utility model also provides a kind of water stabilization property detection system, this water stabilization property detection system comprises water sampling device and acid ﹠ alkali liquid titration apparatus, described acid ﹠ alkali liquid titration apparatus comprises the acid ﹠ alkali liquid titration cup and is used to accept measuring cup from the acid ﹠ alkali liquid of acid ﹠ alkali liquid titration cup, described water sampling device comprises the sampling post that two the utility model provide, described two sampling posts connect in turn, the tubing string of one of them sampling post has taken up calcium carbonate granule, the tubing string of another sampling post has taken up filter fiber, and described another sampling post is connected to the measuring cup of described acid ﹠ alkali liquid titration apparatus by the outlet of its tubing string.
In the water stabilization property detection system that the utility model provides,, can avoid water sample leakage and tubing string port to break owing to also be provided with the O RunddichtringO with the junction of pipe adapter at the port of the tubing string that is used to take up filter fiber.
Sampling post that the utility model provides and water stabilization property detection system good seal performance, and the phenomenon of breaking of the tubing string originating port in the post of can avoiding sampling.
Description of drawings
The structural representation of a kind of embodiment of the sampling post that Fig. 1 provides for the utility model.
Embodiment
Below in conjunction with accompanying drawing sampling post and the water stabilization property detection system that the utility model provides is described in further detail.
As shown in Figure 1, the sampling post that the utility model provides comprises tubing string 5 and pipe adapter 1, and described pipe adapter 1 removably is connected with the port of described tubing string 5, and described pipe adapter 1 is provided with O RunddichtringO 8 with the junction of the port of described tubing string 5.
Described tubing string 5 is a plexi-glass tubular, is used to take up calcium carbonate granule, by measuring the basicity changing value of blank sample stream and the water of the stream of the tubing string 5 that takes up calcium carbonate granule of flowing through, can judge water quality stability.
Can be provided with according to the needs of practical operation size tubing string 5, so that it can adapt to the calcium carbonate granule of different lime carbonate purity, satisfy the measurement demand and be convenient to installing/dismounting, under the preferable case, the internal diameter of described tubing string 5 is the arbitrary value in 14 millimeters-15 millimeters, and the length of described tubing string 5 is the arbitrary value in 640 millimeters-660 millimeters, under the situation about being more preferably, the internal diameter of described tubing string 5 is 14.5 millimeters, and length is 650 millimeters.
Being threaded is a kind of dismountable fixedly connected mode, columnar component adopts when being threaded, be formed with external thread at an end outside surface that screws in, an end inside surface that is threaded into is formed with internal thread, realizes the fixedly connected of two ends by internal thread is screwed on external thread.
According to a kind of embodiment of the present utility model, first thread segment 11 of pipe adapter 1 is an internal thread, and second thread segment 22 of the port of tubing string 5 is an external thread, therefore by tubing string 5 spinning in pipe joints 1 can be realized that it is threaded.
According to another kind of embodiment of the present utility model, as shown in Figure 1, second thread segment 22 of the port of tubing string 5 is an internal thread, and first thread segment 11 of pipe adapter 1 is an external thread, therefore can realize that by pipe adapter 1 is screwed in tubing string 5 it is threaded.
O RunddichtringO 8 is called O type rubber seal again, is that a kind of cross sectional shape is circular rubber ring.O RunddichtringO 8 belongs to the extrusion pressing type sealing, its principle of work is to make it that elastic deformation take place by extruding, on sealing contact surface, cause contact pressure, when the interior pressure of contact pressure greater than sealed medium, then realize sealing and not leaking, and can offset the pressure that extruding produces by elastic deformation.O RunddichtringO 8 when mounted, need or be threaded on the thread segment of end at the thread segment of screw terminal the O type circle groove that is complementary with its size is set, by O RunddichtringO 8 being installed in the described O type circle groove, can so that screw terminal by O RunddichtringO 8 be threaded into end and combine closely.
The size of O RunddichtringO 8 is defined by its internal diameter and line footpath (being cross section diameter), according to the technical solution of the utility model, can select the O RunddichtringO 8 of different size according to the size of tubing string 5 and pipe adapter 1, to satisfy the needs of practical operation, and correspondingly the size of described O type circle groove is provided with according to the size of O RunddichtringO 8, so that itself and O RunddichtringO 8 are complementary, satisfy the needs of installing.
According to the technical solution of the utility model, be formed with O type circle groove (not shown) on described first thread segment 11 or second thread segment 22, described O RunddichtringO 8 is installed in the described O type circle groove.Thus, O type circle groove can be arranged on the outside surface of screw terminal, or be arranged on the inside surface that is threaded into end, by O RunddichtringO 8 being installed in the described O type circle groove, the port of tubing string 5 can be combined closely with pipe adapter 1, when tubing string 5 feeds water sample, because the telescopic action of O RunddichtringO 8, can prevent that water sample from leaking from pipe adapter 1, and can have been avoided the port generation fracture phenomena of tubing string 5 by 8 counteractings of O RunddichtringO owing to feed the thermal expansion force that water sample causes.
According to the technical solution of the utility model, the combination of the port of tubing string 5 and pipe adapter 1 is the fixing seal mode, and described O type circle groove can be rectangular recess, V-type groove or triangular groove, and under the preferable case, described O type circle groove is a rectangular recess.
In order to realize sealing better, under the preferable case, be provided with two O RunddichtringOs 8 between described first thread segment 11 and described second thread segment 22, thus, be formed with two O type circle grooves on described first thread segment 11 or second thread segment 22, described two O RunddichtringOs 8 are installed in respectively in described two O type circle grooves.
The utility model also provides a kind of water stabilization property detection system (not shown), this water stabilization property detection system comprises water sampling device and acid ﹠ alkali liquid titration apparatus, described acid ﹠ alkali liquid titration apparatus comprises the acid ﹠ alkali liquid titration cup and is used to accept measuring cup from the acid ﹠ alkali liquid of acid ﹠ alkali liquid titration cup, described water sampling device comprises the sampling post that two the utility model provide, described two sampling posts connect in turn, the tubing string 5 of one of them sampling post has taken up calcium carbonate granule, the tubing string 5 of another sampling post has taken up filter fiber, and described another sampling post is connected to the measuring cup of described acid ﹠ alkali liquid titration apparatus by the outlet of its tubing string 5.
Adopt the water stabilization property detection system, one road water sample carries out the acid ﹠ alkali liquid titration via feeding measuring cup after the water sampling device, another road water sample directly feeds measuring cup and carries out the acid ﹠ alkali liquid titration, the acid ﹠ alkali liquid titration is used to obtain the basicity value of detected water sample, can judge water quality stability by the basicity changing value of measuring water sample thus.
In order to reduce pollution to the sampling post, two sampling posts that connect in turn are provided in the water sampling device, the tubing string of one of them sampling post is used to take up calcium carbonate granule, the tubing string of another sampling post is used to take up filter fiber, detected water sample is at first filtered via the tubing string that takes up filter fiber, filtering impurity and the suspension in the water sample, feed the tubing string take up calcium carbonate granule afterwards again, can reduce the pollution of impurity in the detected water sample and suspension the tubing string that takes up calcium carbonate granule.
According to the technical solution of the utility model, two sampling posts that the utility model provides have been comprised in the water sampling device, the port of the tubing string 5 of these two sampling posts and the junction of pipe adapter 1 all are provided with O RunddichtringO 8, because the telescopic action of O RunddichtringO 8, can prevent that water sample from leaking, and, avoid the port generation fracture phenomena of tubing string 5 owing to the thermal expansion force that the feeding water sample causes can be offset by O RunddichtringO 8.
Sampling post that the utility model provides and water stabilization property detection system good seal performance, can prevent that the tubing string port from breaking, make that water quality stability is easy to detect, accuracy is high.
Though the utility model is disclosed by above-mentioned embodiment, yet above-mentioned embodiment is not in order to limit the utility model, any the utility model the technical staff in the technical field in not breaking away from spirit and scope of the present utility model, should do various changes and modification.Therefore protection domain of the present utility model should be as the criterion with the scope that appended claims was defined.
Claims (8)
1. sampling post, this sampling post comprises tubing string (5) and pipe adapter (1), described pipe adapter (1) removably is connected with the port of described tubing string (5), it is characterized in that, described pipe adapter (1) is provided with O RunddichtringO (8) with the junction of the port of described tubing string (5).
2. sampling post according to claim 1, it is characterized in that, described removably being connected to is threaded, described pipe adapter (1) has first thread segment (11), the port of described tubing string (5) has second thread segment (22), and described pipe adapter (1) is threaded by first thread segment (11) and second thread segment (22) with the port of described tubing string (5).
3. sampling post according to claim 2 is characterized in that, described first thread segment (11) is an internal thread, and described second thread segment (22) is an external thread.
4. sampling post according to claim 2 is characterized in that, described first thread segment (11) is an external thread, and described second thread segment (22) is an internal thread.
5. sampling post according to claim 2 is characterized in that, is formed with O type circle groove on described first thread segment (11) or second thread segment (22), and described O RunddichtringO (8) is installed in the described O type circle groove.
6. sampling post according to claim 1 is characterized in that, the internal diameter of described tubing string (5) is the arbitrary value in 14 millimeters-15 millimeters, and the length of described tubing string (5) is the arbitrary value in 640 millimeters-660 millimeters.
7. sampling post according to claim 1 is characterized in that, described tubing string (5) is a plexi-glass tubular.
8. water stabilization property detection system, this water stabilization property detection system comprises water sampling device and acid ﹠ alkali liquid titration apparatus, described acid ﹠ alkali liquid titration apparatus comprises the acid ﹠ alkali liquid titration cup and is used to accept measuring cup from the acid ﹠ alkali liquid of acid ﹠ alkali liquid titration cup, it is characterized in that, described water sampling device comprises the described sampling post of each claim among two claim 1-7, described two sampling posts connect in turn, the tubing string (5) of one of them sampling post has taken up calcium carbonate granule, the tubing string (5) of another sampling post has taken up filter fiber, and described another sampling post is connected to the measuring cup of described acid ﹠ alkali liquid titration apparatus by the outlet of its tubing string (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200599946U CN202013288U (en) | 2010-10-09 | 2011-03-09 | Sampling column as well as stability detecting system for water quality |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020562956.8 | 2010-10-09 | ||
| CN201020562956 | 2010-10-09 | ||
| CN2011200599946U CN202013288U (en) | 2010-10-09 | 2011-03-09 | Sampling column as well as stability detecting system for water quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202013288U true CN202013288U (en) | 2011-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200599946U Expired - Lifetime CN202013288U (en) | 2010-10-09 | 2011-03-09 | Sampling column as well as stability detecting system for water quality |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202013288U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104360038A (en) * | 2014-11-26 | 2015-02-18 | 贵州电力试验研究院 | Integrated safety index balanced reaction device |
| CN108398522A (en) * | 2018-02-11 | 2018-08-14 | 吉林省电力科学研究院有限公司 | industrial water quality stabilizing characteristic tester |
-
2011
- 2011-03-09 CN CN2011200599946U patent/CN202013288U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104360038A (en) * | 2014-11-26 | 2015-02-18 | 贵州电力试验研究院 | Integrated safety index balanced reaction device |
| CN104360038B (en) * | 2014-11-26 | 2016-03-30 | 贵州电力试验研究院 | The stable index balanced reaction device of integration |
| CN108398522A (en) * | 2018-02-11 | 2018-08-14 | 吉林省电力科学研究院有限公司 | industrial water quality stabilizing characteristic tester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111019 |
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| CX01 | Expiry of patent term |