CN113607889B - Fluid measuring device capable of being overhauled on line - Google Patents
Fluid measuring device capable of being overhauled on line Download PDFInfo
- Publication number
- CN113607889B CN113607889B CN202110892472.2A CN202110892472A CN113607889B CN 113607889 B CN113607889 B CN 113607889B CN 202110892472 A CN202110892472 A CN 202110892472A CN 113607889 B CN113607889 B CN 113607889B
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- sleeve
- meter
- mounting
- ball valve
- piston rod
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- 239000012530 fluid Substances 0.000 title claims abstract description 31
- 238000005259 measurement Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 38
- 230000002093 peripheral effect Effects 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 11
- 239000000523 sample Substances 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000003009 desulfurizing effect Effects 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention relates to the technical field of fluid measurement devices, in particular to a fluid measurement device capable of being overhauled on line, which comprises a pH meter, a mounting bracket for mounting the pH meter and a ball valve, wherein one end of the ball valve is detachably connected with the mounting bracket through a connecting component, and the other end of the ball valve is used for being mounted in a medium to be tested and communicated with the inside of the medium to be tested; the mounting bracket comprises a movable shaft part which can axially move along the valve passage of the ball valve, the pH meter is mounted on the movable shaft part, and the pH meter is driven by the movable shaft part to pass through the valve passage of the ball valve. The installing support and the pH meter are integrally detached from the ball valve for maintenance, and in the process, the fluid in the pipeline to be detected can normally perform corresponding work, so that the purpose of on-line maintenance is achieved.
Description
Technical Field
The invention relates to the technical field of fluid measuring devices, in particular to a fluid measuring device capable of being overhauled on line.
Background
In existing desulfurizing tower systems, a fluid measurement device is typically provided in the system in order to detect the pH during desulfurization.
The existing fluid measuring device mainly comprises a pH meter and a mounting bracket for mounting the pH meter, wherein the pH meter mainly comprises a main body part and a probe part; the pH value is detected by installing the pH meter into the pipeline of the desulfurizing tower through the installing support.
However, such fluid measuring devices are usually directly fixed on the pipeline, and therefore, when the pH meter needs to be detached for maintenance, the fluid flow in the pipeline needs to be stopped, so that the fluid in the pipeline is prevented from flowing out of the position where the pH meter is installed in the pipeline, and thus, the purpose of online maintenance cannot be achieved by the fluid measuring device.
Disclosure of Invention
In view of the above, it is an object of the present invention to provide a fluid measuring device that can be serviced on-line.
In order to solve the technical problems, the technical scheme of the invention is as follows:
The fluid measuring device capable of being overhauled on line comprises a pH meter, a mounting bracket for mounting the pH meter and a ball valve, wherein one end of the ball valve is detachably connected with the mounting bracket through a connecting component, and the other end of the ball valve is used for being mounted in a medium to be tested and communicated with the inside of the medium to be tested; the mounting bracket comprises a movable shaft part which can axially move along the valve passage of the ball valve, the pH meter is mounted on the movable shaft part, and the pH meter is driven by the movable shaft part to pass through the valve passage of the ball valve.
The adoption of the scheme has the advantages that:
When detection is needed, firstly, the ball valve is opened to open a valve channel of the ball valve, then the movable shaft part is controlled to extend to one side of the ball valve, and at the moment, the movable shaft part drives the pH meter to pass through the valve channel of the ball valve to enter a medium to be detected, and fluid in the medium to be detected is detected; when the pH meter needs to be overhauled, the movable shaft is controlled to retract at first, the movable shaft can drive the pH meter to retract outwards along the valve channel of the ball valve, the pH meter is finally completely withdrawn from the valve channel of the ball valve, then the ball valve is controlled to be closed, fluid in a medium to be tested can not flow to one side of the mounting bracket under the blocking of the ball valve, the blocking is realized, the mounting bracket is detachably connected with the ball valve through the connecting component, and therefore, the mounting bracket and the pH meter can be detached integrally from the ball valve to carry out overhauling work.
Further, the connecting component comprises a fixed sleeve fixedly arranged on the mounting bracket, and a channel for the movable shaft part and the pH meter to pass through is formed in the fixed sleeve; the connecting assembly further comprises a connecting sleeve fixedly arranged at the end part of the ball valve and used for inserting the fixing sleeve, and a locking assembly arranged between the connecting sleeve and the fixing sleeve and used for locking the connecting sleeve and the fixing sleeve; the valve port of the ball valve, which is close to one end of the fixed sleeve, is positioned in the connecting sleeve.
Further, the locking component comprises a threaded sleeve which is in threaded connection with the outer peripheral wall of the connecting sleeve, and a limiting ring which is arranged on the outer peripheral wall of the fixed sleeve; the thread bush is far away from the bulge loop that extends to the thread bush inboard of ball valve one end for with the spacing ring butt, during locking, the inside wall of bulge loop and the lateral wall butt of spacing ring.
Further, a circle of convex surface is formed between the connecting sleeve and the valve port of the ball valve; the convex surface is provided with a sealing ring, and when the locking is performed, the end part of the fixing sleeve is abutted against the sealing ring.
Further, the mounting bracket comprises a cylinder and a mounting sleeve for mounting the pH meter; the piston rod of the cylinder forms the output shaft part; a first mounting cavity extending along the axial direction of the piston rod is formed in the piston rod of the cylinder, and the mounting sleeve is arranged in the first mounting cavity; a second installation cavity and a third installation cavity which are communicated are formed in the installation sleeve; the main body part of the pH meter is arranged in the second mounting cavity, and the probe part of the pH meter is arranged in the third mounting cavity; one end of the mounting sleeve extends out of the piston rod, and a through hole communicated with the third mounting cavity is formed in the peripheral wall of one end of the mounting sleeve extending out of the piston rod; the fixed sleeve is fixedly arranged at the end part of the cylinder body of the cylinder, and the piston rod of the cylinder and the mounting sleeve are movably arranged in the channel of the fixed sleeve in a penetrating manner.
Further, the air cylinder is a reciprocating air cylinder, and two ends of a piston rod of the air cylinder penetrate out of two ends of a cylinder body of the air cylinder respectively; and two ends of the first installation cavity penetrate through two ends of the piston rod respectively.
Further, a liquid inlet and a liquid outlet which are communicated with the channel are formed in the peripheral wall of the fixed sleeve; in the initial state, the outer peripheral wall of one end of the mounting sleeve extending out of the piston rod is arranged at intervals with the inner peripheral wall of the channel.
Drawings
FIG.1 is a schematic diagram of the structure of the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1;
fig. 3 is a schematic view of the mounting structure of the piston rod and the mounting sleeve.
Detailed Description
The following detailed description of the invention is provided in connection with the accompanying drawings to facilitate understanding and grasping of the technical scheme of the invention.
Examples:
as shown in fig. 1, the present embodiment provides an on-line overhaulable fluid measurement device, which comprises a pH meter 1 and a mounting bracket for mounting the pH meter 1, wherein the pH meter 1 comprises a main body part 11 and a probe part 12 mounted at one end of the main body part 11, and the probe part 12 extends into the fluid to realize detection.
The embodiment further comprises a ball valve 3, one end of the ball valve 3 is detachably connected with the mounting bracket through a connecting component, the other end of the ball valve is used for being mounted on a medium to be tested and communicated with the inside of the medium to be tested, the medium to be tested here refers to an area for bearing fluid to be tested, such as a pipeline or a container, the pipeline is used as the medium to be tested in the embodiment, and the ball valve 3 can be mounted on the pipeline through a flange joint during mounting, so that the ball valve 3 is communicated with the pipeline.
The mounting bracket comprises a movable shaft part which can move along the axial direction of a valve channel of the ball valve 3, and the valve channel refers to an internal flow channel of the ball valve 3. The pH meter 1 is arranged on the movable shaft part, the pH meter 1 is driven by the movable shaft part to pass through the valve channel of the ball valve 3, in other words, the movable shaft part can realize axial displacement movement, so that the pH meter 1 is driven to enter a medium to be detected through the valve channel of the ball valve 3 for detection, and the movable shaft can retract along the valve channel of the ball valve 3 to drive the pH meter 1 to retract from the medium to be detected and the valve channel of the ball valve 3 in sequence.
After the whole device is assembled, when detection is needed, the ball valve 3 is opened firstly to open a valve channel of the ball valve 3, then the movable shaft part is controlled to extend to one side of the ball valve 3, and at the moment, the movable shaft part drives the pH meter 1 to pass through the valve channel of the ball valve 3 to enter a pipeline to be detected, so that fluid (such as liquid) in the pipeline is detected; when the pH meter 1 needs to be overhauled, the movable shaft is controlled to retract at first, the movable shaft can drive the pH meter 1 to retract outwards along the valve channel of the ball valve 3, the pH meter 1 is finally completely withdrawn from the valve channel of the ball valve 3, then the ball valve 3 is controlled to be closed, fluid in a pipeline to be tested cannot flow to one side of the mounting bracket under the blocking of the ball valve 3, blocking is achieved, the mounting bracket is detachably connected with the ball valve 3 through the connecting component, and therefore the mounting bracket and the pH meter 1 can be integrally detached from the ball valve 3 for overhauling, and in the process, the fluid in the pipeline to be tested can normally perform corresponding work, so that the aim of online overhauling is achieved.
In this embodiment, the mounting bracket includes a cylinder 21, and a mounting sleeve 22 for mounting the pH meter 1; in this embodiment, the cylinder 21 may specifically be an existing double-headed reciprocating cylinder 21, where the reciprocating cylinder 21 includes a cylinder body 211 and a piston rod 212 disposed in the cylinder body 211, and two ends of the piston rod 212 respectively extend out of two ends of the cylinder body 211, and the piston rod 212 is driven by a piston in the cylinder body 211 to axially move integrally.
In the present embodiment, the output shaft portion is constituted by the piston rod 212 of the cylinder 21; the pH meter 1 is driven to move in and out of the ball valve 3 by the piston rod 212.
As shown in fig. 2 and fig. 3, a first mounting cavity 213 extending along the axial direction of the piston rod 212 and used for mounting the mounting sleeve 22 is formed in the piston rod 212 of the cylinder 21, and the mounting sleeve 22 is mounted in the first mounting cavity 213; the first installation cavity 213 penetrates through two ends of the piston rod 212, and is aimed at one end for penetrating the installation sleeve 22, and the other end for routing, etc., wherein routing refers to the passage of a cable of the pH meter, and as shown in fig. 1, the cable 6 of the pH meter 1 penetrates out from the tail of the first installation cavity 213.
Wherein the two ends of the first mounting cavity 213 penetrate the two ends of the piston rod 212 respectively; the installation sleeve 22 may be installed in the first installation cavity 213 in a threaded connection manner, for example, an internal thread is disposed on an inner peripheral wall of the first installation cavity 213 near one end of the ball valve 3, an external thread is correspondingly disposed on an outer peripheral wall of the installation sleeve 22, and when the installation sleeve 22 is inserted into the first installation cavity 213, the two threads are connected through the internal thread and the external thread, so as to ensure tightness of the two threads, and a sealing gasket (not shown in the drawing) may be disposed between the inner peripheral wall of the first installation cavity 213 and the outer peripheral wall of the installation sleeve 22.
The second installation cavity 221 for installing the main body part 11 of the pH meter 1 and the third installation cavity 222 for installing the probe part 12 of the pH meter 1 are arranged in the installation sleeve 22, two ends of the second installation cavity 221 are open, one end of the second installation cavity is communicated with the third installation cavity 222, the main body part 11 of the pH meter 1 is arranged in the second installation cavity 221, and the probe part 12 of the pH meter 1 is arranged in the third installation cavity 222; in order to ensure the sealing property between the outer peripheral wall of the main body portion 11 of the pH meter 1 and the inner peripheral wall of the second mounting chamber 221, a sealing gasket (not shown in the drawings) may be interposed between the outer peripheral wall of the main body portion 11 of the pH meter 1 and the inner peripheral wall of the second mounting chamber 221.
In this embodiment, one end of the mounting sleeve 22 extends into the first mounting cavity 213, the other end extends out of the piston rod 212, and the peripheral wall of the end of the mounting sleeve 22 extending out of the piston rod 212 is provided with 2 through holes 223 communicated with the third mounting cavity 222, where the number of through holes 223 may be 2, and two through holes 223 are oppositely arranged, of course, 4 through holes 223 may also be arranged, and the 4 through holes 223 are distributed along the circumferential array of the mounting sleeve 22, and the specific number of the through holes 223 may be selected according to actual needs, which is not limited herein; during detection, fluid enters the third mounting cavity 222 through the through hole 223 and is detected by the probe portion 12 of the pH meter 1 in the third mounting cavity 222, and during this process, the fluid entering the third mounting cavity 222 can be discharged from the third mounting cavity 222 through the other through holes 223.
The purpose of setting the mounting sleeve 22 to mount the pH meter 1 in this solution without directly mounting the pH meter 1 in the piston rod 212 is: because the existing pH meter has different lengths, when a shorter pH meter is selected, the piston rod 212 needs to ensure that the pH meter 1 is fed into a pipeline to be measured through the ball valve 3, so that the length of the piston rod 212 needs to be ensured to be long enough, so that the length of the piston rod 212 is far longer than the whole length of the pH meter 1, when the pH meter 1 is installed, the pH meter 1 is required to be installed into the piston rod 212 from the tail end of the piston rod 212 (namely, one end far away from the ball valve 3), the operation is difficult, the installation sleeve 22 is arranged in the embodiment, an transferring effect is achieved through the installation sleeve 22, when the pH meter 1 is installed, the installation sleeve 22 can be installed into the installation sleeve 22 firstly, and then the installation sleeve 22 is installed into the piston rod 212, and the pH meter 1 can be installed into the installation sleeve 22 from the tail end of the installation sleeve 22 relatively easily, and at the moment, the installation sleeve 22 can be installed directly from the head end of the piston rod 212, so that the problem of difficulty in installation caused by the long length of the piston rod 212 is solved. Therefore, the pH meter can be suitable for the installation of pH meters with various length dimensions by arranging the installation sleeve for switching.
In this embodiment, the connecting assembly includes a fixing sleeve 41 fixedly mounted on the mounting bracket, specifically, the fixing sleeve 41 is fixedly mounted on the end of the cylinder body 211 of the cylinder, where the end refers to the end of the cylinder body 211 near the ball valve 3.
As shown in fig. 2, the fixing sleeve 41 is provided with a piston rod 212 of the air cylinder 21, a mounting sleeve 22 and a channel 411 for the pH meter 1 to pass through, and the piston rod 212 of the air cylinder 21 and the mounting sleeve 22 are movably arranged in the channel 411 of the fixing sleeve 41 in a penetrating manner; here the channel 411 is arranged coaxially with the piston rod 212 of the cylinder 21. The piston rod 212 of the cylinder 21 can drive the mounting sleeve 22 and the pH meter 1 to pass through the channel 411 to enter and exit the ball valve 3.
The connecting assembly further comprises a connecting sleeve 42 fixedly arranged at the end part of the ball valve 3 and used for inserting the fixing sleeve 41, and a locking assembly arranged between the connecting sleeve 42 and the fixing sleeve 41 and used for locking the connecting sleeve 42 and the fixing sleeve 41, a valve port of the ball valve 3, which is close to one end of the fixing sleeve 41, is positioned in the connecting sleeve 42, and the valve port of the ball valve 3 is coaxially arranged with the connecting sleeve 42, so that when the locking assembly is in a locking state, the fixing sleeve 41 is inserted into the connecting sleeve 42 to be locked, and when the locking assembly is unlocked, the fixing sleeve 41 can be pulled out from the connecting sleeve 42 to achieve the purpose of disassembly.
The locking assembly includes a threaded sleeve 43 screwed on the outer peripheral wall of the connecting sleeve 42, specifically, an external thread may be disposed on the outer peripheral wall of the connecting sleeve 42, an internal thread adapted to the external thread may be disposed on the inner peripheral wall of the threaded sleeve 43, and the threaded connection between the internal thread and the external thread may be achieved through the matching of the internal thread and the external thread.
The locking assembly comprises a limiting ring 44 arranged on the peripheral wall of the fixed sleeve 41; the thread sleeve 43 is provided with a circle of convex ring 431 extending towards the inner side of the thread sleeve 43 and used for being abutted against the limiting ring 44 at one end of the ball valve 3, a circle of convex surface is formed between the connecting sleeve 42 and the valve port of the ball valve 3, the convex surface can be a circle of plane at the periphery of the valve port of the ball valve 3, the convex surface is provided with a sealing ring 45, when the ball valve is locked, the fixing sleeve 41 is inserted into the connecting sleeve until the inner end of the fixing sleeve 41 is abutted against the sealing ring 45, then the thread sleeve 43 is rotated to drive the thread sleeve 43 to move towards the side close to the ball valve 3, and the inner side wall of the convex ring 431 at the end part of the thread sleeve 43 is firmly abutted against the outer side wall of the limiting ring 44, so that the fixing of the two is completed. Similarly, when the disassembly is required, the threaded sleeve 43 is only required to be reversed, the threaded sleeve 43 is driven to move towards one end far away from the ball valve 3 until the threaded sleeve 43 is completely separated from the connecting sleeve 42, and at the moment, the fixed sleeve 41 can be pulled down from the connecting sleeve 42 to finish the disassembly.
In order to clean the probe portion 12 of the pH meter 1, in this embodiment, a liquid inlet 412 and a liquid outlet 413 which are communicated with the channel 411 are formed on the outer peripheral wall of the fixing sleeve 41; in the initial state, the outer peripheral wall of one end of the mounting sleeve 22 extending out of the piston rod 212 is arranged at intervals with the inner peripheral wall of the channel 411, and the intervals are mainly used for flowing cleaning liquid; the initial state here refers to a state in which the piston rod 212 drives the pH meter 1 to retract from the ball valve 3 into the fixed sleeve 41.
During cleaning, cleaning liquid enters the channel 411 from the liquid inlet 412, further enters the third mounting cavity 222 through the through hole 223 to clean the probe part 12, and the cleaned liquid flows back into the channel 411 from the through hole 223 and finally is discharged from the liquid outlet 413.
In order to prevent the fluid in the pipe to be measured from flowing back into the channel 411 and being discharged from the liquid inlet 412 and the liquid outlet 413 when the pH meter 1 is in operation (i.e., when the pH meter 1 is inserted into the pipe to be measured for measurement), in this embodiment, a sealing member, such as a spring seal 46, is fixedly mounted on the front end of the fixing sleeve 41, i.e., on the inner peripheral wall of one end near the ball valve 3, and the spring seal 46 is used to abut against the outer peripheral wall of the piston rod 212, and on the outer peripheral wall of the front end of the mounting sleeve 22, so as to realize sealing, preventing the fluid from flowing back into the channel 411.
The foregoing is only exemplary of the invention, and many other embodiments of the invention are possible, and all modifications and variations of the invention are intended to fall within the scope of the invention.
Claims (4)
1. The fluid measuring device capable of being overhauled on line comprises a pH meter and a mounting bracket for mounting the pH meter, and is characterized by further comprising a ball valve, wherein one end of the ball valve is detachably connected with the mounting bracket through a connecting component, and the other end of the ball valve is used for being mounted in a medium to be tested and communicated with the inside of the medium to be tested; the mounting bracket comprises a movable shaft part which can axially move along the valve channel of the ball valve, the pH meter is mounted on the movable shaft part, and the pH meter is driven by the movable shaft part to pass through the valve channel of the ball valve;
The connecting component comprises a fixed sleeve fixedly arranged on the mounting bracket, and a channel for the movable shaft part and the pH meter to pass through is formed in the fixed sleeve; the connecting assembly further comprises a connecting sleeve fixedly arranged at the end part of the ball valve and used for inserting the fixing sleeve, and a locking assembly arranged between the connecting sleeve and the fixing sleeve and used for locking the connecting sleeve and the fixing sleeve; the valve port of the ball valve, which is close to one end of the fixed sleeve, is positioned in the connecting sleeve;
The mounting bracket comprises a cylinder and a mounting sleeve for mounting the pH meter; the piston rod of the cylinder forms the movable shaft part; a first mounting cavity extending along the axial direction of the piston rod is formed in the piston rod of the cylinder, and the mounting sleeve is arranged in the first mounting cavity; a second installation cavity and a third installation cavity which are communicated are formed in the installation sleeve; the main body part of the pH meter is arranged in the second mounting cavity, and the probe part of the pH meter is arranged in the third mounting cavity; one end of the mounting sleeve extends out of the piston rod, and a through hole communicated with the third mounting cavity is formed in the peripheral wall of one end of the mounting sleeve extending out of the piston rod; the fixed sleeve is fixedly arranged at the end part of the cylinder body of the cylinder, and a piston rod of the cylinder and the mounting sleeve are movably arranged in a channel of the fixed sleeve in a penetrating manner;
The cylinder is a reciprocating cylinder, and two ends of a piston rod of the cylinder penetrate out of two ends of a cylinder body of the cylinder respectively; and two ends of the first installation cavity penetrate through two ends of the piston rod respectively.
2. The on-line overhauling fluid measuring device as recited in claim 1, wherein the locking assembly comprises a threaded sleeve which is in threaded connection with the outer peripheral wall of the connecting sleeve, and a limiting ring which is arranged on the outer peripheral wall of the fixed sleeve; the thread bush is far away from the bulge loop that extends to the thread bush inboard of ball valve one end for with the spacing ring butt, during locking, the inside wall of bulge loop and the lateral wall butt of spacing ring.
3. The on-line overhaulable fluid measurement device of claim 2, wherein a circle of convex surface is formed between the connecting sleeve and the valve port of the ball valve; the convex surface is provided with a sealing ring, and when the locking is performed, the end part of the fixing sleeve is abutted against the sealing ring.
4. The fluid measuring device capable of being overhauled on line according to claim 1, wherein a liquid inlet and a liquid outlet which are communicated with the channel are formed in the peripheral wall of the fixed sleeve; in the initial state, the outer peripheral wall of one end of the mounting sleeve extending out of the piston rod is arranged at intervals with the inner peripheral wall of the channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110892472.2A CN113607889B (en) | 2021-08-04 | 2021-08-04 | Fluid measuring device capable of being overhauled on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110892472.2A CN113607889B (en) | 2021-08-04 | 2021-08-04 | Fluid measuring device capable of being overhauled on line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113607889A CN113607889A (en) | 2021-11-05 |
| CN113607889B true CN113607889B (en) | 2024-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110892472.2A Active CN113607889B (en) | 2021-08-04 | 2021-08-04 | Fluid measuring device capable of being overhauled on line |
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| Country | Link |
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| CN (1) | CN113607889B (en) |
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| CN205561943U (en) * | 2016-02-02 | 2016-09-07 | 浙江天信仪表科技有限公司 | Bayonet ultrasonic flowmeter that can change on line |
| CN206594095U (en) * | 2017-03-23 | 2017-10-27 | 瓮福紫金化工股份有限公司 | A kind of analyzer installs attending device online |
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| CN103308582A (en) * | 2012-03-14 | 2013-09-18 | 沈阳中科韦尔腐蚀控制技术有限公司 | Online automatic cleaning device of pH electrode and control method |
| CN205301231U (en) * | 2015-12-25 | 2016-06-08 | 甘肃银光化学工业集团有限公司 | Bayonet support of pH value among on line measurement reation kettle |
| CN207076694U (en) * | 2017-04-12 | 2018-03-09 | 北京华科仪科技股份有限公司 | A kind of flue gas desulfurization PH electrode cleaning devices |
| CN207908414U (en) * | 2018-01-18 | 2018-09-25 | 杭州美尼特自动化仪表有限公司 | A kind of uninterrupted on-line detecting system of pH value |
| CN210604482U (en) * | 2019-06-28 | 2020-05-22 | 江苏天宇检测技术有限公司 | Sea water pH value detection device |
| CN211652788U (en) * | 2020-01-21 | 2020-10-09 | 杭州新标能源环境科技有限公司 | Disassembly-free cleaning structure applied to fluid measurement |
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- 2021-08-04 CN CN202110892472.2A patent/CN113607889B/en active Active
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|---|---|---|---|---|
| CN205561943U (en) * | 2016-02-02 | 2016-09-07 | 浙江天信仪表科技有限公司 | Bayonet ultrasonic flowmeter that can change on line |
| CN206594095U (en) * | 2017-03-23 | 2017-10-27 | 瓮福紫金化工股份有限公司 | A kind of analyzer installs attending device online |
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| Title |
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| 在线自动清洗pH计的应用;何金平;工业计量;第23卷(第S1期);198-199 * |
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