CN220729762U - Online sampling analysis device for circulating water pipe - Google Patents
Online sampling analysis device for circulating water pipe Download PDFInfo
- Publication number
- CN220729762U CN220729762U CN202322415866.6U CN202322415866U CN220729762U CN 220729762 U CN220729762 U CN 220729762U CN 202322415866 U CN202322415866 U CN 202322415866U CN 220729762 U CN220729762 U CN 220729762U
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- Prior art keywords
- sampling
- joint
- circulating water
- water pipe
- analysis device
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- 238000005070 sampling Methods 0.000 title claims abstract description 106
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 238000004458 analytical method Methods 0.000 title claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 17
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000010992 reflux Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000001139 pH measurement Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an online sampling analysis device for a circulating water pipe, which comprises two tee joints arranged at intervals, wherein each tee joint comprises a water inlet joint, a water outlet joint and a sampling joint, the water outlet joint of a first tee joint is communicated with the water inlet joint of a second tee joint through a circulating water pipeline, the sampling joints of the two tee joints are communicated through sampling pipelines, the sampling pipelines are internally connected with sampling devices in series, and the interiors of the two tee joints are respectively connected with a control baffle through a control rotating shaft in a rotating way. The utility model can directly reflux the sampling water into the pipeline, realizes on-line sampling detection and avoids water waste.
Description
Technical Field
The utility model relates to the technical field of liquid sampling equipment, in particular to an online sampling and analyzing device for a circulating water pipe.
Background
In the production process of preparing sulfuric acid from smelting flue gas, a heat exchanger is required to exchange heat in the purification process and the dry absorption process, and circulating water is a cold source for providing cold and hot heat exchange for sulfuric acid through the heat exchanger, so that the heat exchange purpose is realized; in the production process, PH measurement is carried out on water in a circulating water pipeline to judge whether leakage points exist in the acid heat exchanger, so that an important judging basis for monitoring whether leakage exists in the heat exchanger is provided; the measurement of the circulating water Ph requires a pipeline sampler, and how to select a reasonable sampler becomes an important problem of on-line numerical accuracy.
The PH sampler of the prior circulating water pipeline adopts pipeline water taking detection, and the detected water is discharged; in addition, the drainage can not be reused to directly drain the trench to cause the waste of water loss, and simultaneously the northern air temperature is low and is easy to condense in winter to cause the situations of inaccurate measurement and the like.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides an online sampling and analyzing device for a circulating water pipe, which can directly reflux sampling water into a pipeline, realize online sampling and detection and avoid water waste.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an online sampling analysis device of circulating water pipe, includes the tee bend joint that two intervals set up, the tee bend joint includes water inlet connection, water outlet connection and sampling joint, and wherein the water outlet connection of first tee bend joint is linked together through circulating water pipe with the water inlet connection of second tee bend joint, is linked together through sampling pipeline between the sampling joint of two tee joints, sampling device has been concatenated to sampling pipeline inside, two tee joint is inside to be connected with control baffle through control pivot rotation respectively, and the inside control baffle of first tee joint inclines towards first side to set up, and the inside control baffle of second tee joint inclines towards the second.
Preferably, the water inlet joint, the water outlet joint and the sampling joint of the three-way joint are respectively in threaded connection with a connecting threaded sleeve.
Preferably, a rotary locking piece is arranged outside the three-way joint, and the end part of the control rotating shaft penetrates through the three-way joint and is connected with the rotary locking piece.
Preferably, the sampling device comprises a sampling sleeve, a sealing ring is fixedly connected to the inner wall of the sampling sleeve, and a sampling opening is formed in the middle position of the sealing ring.
Preferably, a sealing gasket is arranged at the bottom of the sampling opening, and an elastic component is arranged between the sealing gasket and the sampling sleeve.
Preferably, two groups of conduction valves are arranged in the sampling pipeline and are respectively positioned at the front side and the rear side of the sampling device.
Compared with the prior art, the utility model has the beneficial effects that:
in order to solve the problem that the medium in the circulating water pipeline returns to the pipeline again through the sampler, the condition of discharging is avoided, the mobility of the medium in the sampler is ensured, a baffle which is opposite to the medium flowing direction and the same as the medium flowing direction is respectively arranged at the inlet and the outlet in the whole sampling process to form a pressure difference between the inlet and the outlet, the problem that the liquid in the pipeline freely passes through the sampler and returns to the pipeline is solved through the pressure difference between the inlet and the outlet, and the online implementation precision measurement of the whole sampling system is ensured; the utility model is characterized in that the sampling water is directly returned into the pipeline, thereby avoiding the waste of water, saving the pipeline laying of the outer row of the sampler and avoiding the occurrence of congealing condition of the medium in the pipeline in the north.
Drawings
FIG. 1 is a schematic perspective view of an on-line sampling and analyzing device for a circulating water pipe according to the present utility model;
fig. 2 is a schematic diagram of a front view structure of an online sampling and analyzing device for a circulating water pipe according to the present utility model;
FIG. 3 is an enlarged schematic view of the position A of the on-line sampling and analyzing device for a circulating water pipe according to the present utility model;
fig. 4 is an enlarged schematic diagram of a B-site of an on-line sampling and analyzing device for a circulating water pipe according to the present utility model.
In the figure: 100. a three-way joint; 110. a water inlet joint; 120. a water outlet joint; 130. a sampling joint; 200. a circulating water pipe; 300. a sampling pipe; 400. a sampling device; 410. sampling sleeve; 420. a seal ring; 421. a sampling opening; 430. a sealing gasket; 440. an elastic component; 500. a sampler; 510. a sampling probe; 600. a rotary lock; 700. a control baffle; 710. and controlling the rotating shaft.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1-4, an online sampling analysis device for a circulating water pipe includes two tee joints 100 arranged at intervals, the tee joints 100 include a water inlet joint 110, a water outlet joint 120 and a sampling joint 130, wherein the water outlet joint 120 of a first tee joint 100 is communicated with the water inlet joint 110 of a second tee joint 100 through a circulating water pipe 200, the sampling joints 130 of the two tee joints 100 are communicated with each other through a sampling pipe 300, circulating water is mainly circulated and conveyed through the circulating water pipe 200, and in the process of sampling and detecting the circulating water, part of circulating water is controlled to flow in the sampling pipe 300, so that online sampling of the part of circulating water is realized.
A sampling device 400 is connected in series inside the sampling pipe 300, and two tee joints 100 are connected in seriesThe control baffle plates 700 are respectively connected with the parts through the control rotating shafts 710 in a rotating way, the control baffle plates 700 in the first three-way joint 100 are obliquely arranged towards the first side, and the control baffle plates 700 in the second three-way joint 100 are obliquely arranged towards the second side; referring to fig. 2, the left three-way joint 100 is first, the right three-way joint is second, and the pressure intensity of the liquid inlet opening and the liquid outlet opening of the sampling pipeline 300 can be adjusted by arranging two groups of control baffles 700, so that P is formed Feeding in Greater than P Out of Allowing a portion of the circulating liquid to flow through the sampling pipe 300 for on-line sampling; referring to fig. 4 specifically, the top of the control baffle 700 in the first three-way joint 100 faces the direction of the sampling joint 130, and the height of the control baffle 700 in the direction along which water flows is gradually increased, and the direction of the control baffle 700 in the second three-way joint 100 is opposite to the direction, so that the pressure difference at two sides can be controlled by adjusting the inclination angle of the two control baffles 700, and part of circulating liquid can enter the sampling pipeline 300 to be sampled on line, and meanwhile, the circulating water in the circulating water pipeline 200 can synchronously move without being blocked, so that the free circulation of the circulating water is ensured.
The water inlet joint 110, the water outlet joint 120 and the sampling joint 130 of the three-way joint 100 are respectively in threaded connection with a connecting screw sleeve, the sampling pipeline 300 and the circulating pipeline 200 can be detachably connected and fixed through the connecting screw sleeve, and the whole structure can be detachably designed, so that the front-stage assembly and the later-stage maintenance are convenient.
The rotary locking piece 600 is arranged outside the three-way joint 100, the end part of the control rotating shaft 710 penetrates through the three-way joint 100 and is connected with the rotary locking piece 600, the rotary locking piece 600 can select the combination of the damping rotating shaft and the locking bolt, the control baffle 700 can be stopped at any angle, the control baffle 700 is adjusted to be in an inclined state in a sampling state, the control baffle 700 is adjusted to be in a horizontal state in the water circulation process, water can normally circulate in the circulating water pipeline 200, and state switching is realized.
Referring specifically to fig. 3, as a preferred sampling device, the sampling device 400 includes a sampling sleeve 410, a sealing ring 420 is fixedly connected to an inner wall of the sampling sleeve 410, a sampling opening 421 is formed in a middle position of the sealing ring 420, a sampler 500 is mounted and fixed on an outer side of the sampling opening 421 in a sealing manner, and a sampling probe 510 of the sampler 500 extends into the sampling sleeve 410 and is opposite to the sampling opening 421 in position, so that online sampling of circulating water can be realized; the sampler 500 here may be selected as a Ph sampling device.
The bottom of the sampling opening 421 is provided with a sealing gasket 430, an elastic component 440 is arranged between the sealing gasket 430 and the sampling sleeve 410, the elastic component 440 can be selected as an elastic telescopic rod component, and the sealing gasket 430 can be propped against the bottom of the sampling opening 421 in a normal state; by arranging the device, secondary sealing can be realized in the sampling sleeve 410, and after the sampler 500 is taken out, sealing can be automatically realized at the position, so that the risk of overflow of circulating water at the position is avoided.
Two groups of conduction valves are arranged in the sampling pipeline 300 and are respectively positioned on the front side and the rear side of the sampling device 400, the sampling pipeline 300 is arranged to protect the front side and the rear side of the sampling device 400, and interception can be carried out inside the sampling pipeline 300, especially after the sampling device 400 is damaged, so that the sampling device 400 is maintained and replaced on line.
When the utility model is used, the control baffle 700 is adjusted to be in a horizontal state in a normal state, at the moment, the pressure of the water outlet end and the pressure of the water inlet end of the sampling pipeline 300 are consistent, and circulating water normally flows in the circulating water pipeline 200, so that circulation is realized.
In the sampling state, the two control baffles 700 are controlled to be in a state of preset opposite inclination, so that P can be controlled Feeding in Greater than P Out of Part of the circulating water is allowed to flow into the sampling pipe 300 and the sampling device 400, and is finally sampled and detected by the sampler 500.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an online sampling analysis device of circulating water pipe, includes three way connection (100) that two intervals set up, three way connection (100) are including water inlet connection (110), play water connection (120) and sampling connection (130), wherein water inlet connection (110) of first three way connection (100) and second three way connection (100) are linked together through circulating water pipe (200), are linked together through sampling pipeline (300) between sampling connection (130) of two three way connection (100), its characterized in that:
sampling device (400) has been concatenated to sampling tube (300) inside, two tee bend joint (100) are inside to be connected with control baffle (700) through control pivot (710) rotation respectively, and control baffle (700) in first tee bend joint (100) are inside to be set up towards first side slope, and control baffle (700) in second tee bend joint (100) are inside to be set up towards second side slope.
2. The on-line sampling analysis device for a circulating water pipe according to claim 1, wherein the water inlet joint (110), the water outlet joint (120) and the sampling joint (130) of the three-way joint (100) are respectively connected with a connecting screw sleeve in a threaded manner.
3. The on-line sampling analysis device for a circulating water pipe according to claim 1, wherein a rotary locking member (600) is provided outside the three-way joint (100), and the end of the control shaft (710) penetrates through the three-way joint (100) and is connected with the rotary locking member (600).
4. The on-line sampling analysis device for a circulating water pipe according to claim 1, wherein the sampling device (400) comprises a sampling sleeve (410), a sealing ring (420) is fixedly connected to the inner wall of the sampling sleeve (410), and a sampling opening (421) is formed in the middle of the sealing ring (420).
5. The on-line sampling analysis device for a circulating water pipe according to claim 4, wherein a sealing gasket (430) is arranged at the bottom of the sampling opening (421), and an elastic component (440) is arranged between the sealing gasket (430) and the sampling sleeve (410).
6. The on-line sampling analysis device for a circulating water pipe according to any one of claims 1 to 5, wherein two sets of conducting valves are arranged in the sampling pipe (300), and the two sets of conducting valves are respectively positioned at the front side and the rear side of the sampling device (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322415866.6U CN220729762U (en) | 2023-09-06 | 2023-09-06 | Online sampling analysis device for circulating water pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322415866.6U CN220729762U (en) | 2023-09-06 | 2023-09-06 | Online sampling analysis device for circulating water pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220729762U true CN220729762U (en) | 2024-04-05 |
Family
ID=90500630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322415866.6U Active CN220729762U (en) | 2023-09-06 | 2023-09-06 | Online sampling analysis device for circulating water pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220729762U (en) |
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2023
- 2023-09-06 CN CN202322415866.6U patent/CN220729762U/en active Active
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