CN220288725U - Non-contact liquid level monitoring device - Google Patents
Non-contact liquid level monitoring device Download PDFInfo
- Publication number
- CN220288725U CN220288725U CN202321805565.8U CN202321805565U CN220288725U CN 220288725 U CN220288725 U CN 220288725U CN 202321805565 U CN202321805565 U CN 202321805565U CN 220288725 U CN220288725 U CN 220288725U
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- China
- Prior art keywords
- pipe
- monitoring
- liquid level
- pressure transmission
- liquid
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- 239000007788 liquid Substances 0.000 title claims abstract description 65
- 238000012806 monitoring device Methods 0.000 title claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 210000004907 gland Anatomy 0.000 claims description 6
- 239000002360 explosive Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005188 flotation Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
A non-contact liquid level monitoring device relates to the technical field of liquid level meters. The left side of the pressure transmission pipe is provided with a liquid inlet pipe, the right side of the pressure transmission pipe is provided with a monitoring pipe, the pressure transmission pipe is horizontally arranged, the liquid inlet pipe and the monitoring pipe are vertically arranged upwards, the pressure transmission pipe is provided with a floating piston, the floating piston is connected with the pressure transmission pipe through a sealing ring clearance fit, a magnetic pontoon is arranged in the monitoring pipe, and the outer side of the monitoring pipe is fixedly connected with a liquid level sensor and a turning plate box. The beneficial effects of the utility model are as follows: the monitoring tube and the monitored container form a communicating vessel, the liquid level of the magnetic pontoon is the same as the liquid level in the container, the liquid in the monitoring tube and the container is separated by the floating piston, and the magnetic pontoon is not contacted with special liquid when monitoring the liquid level, so that the influence of corrosive, inflammable and explosive or high-temperature liquid on the magnetic pontoon can be prevented, the monitored liquid can not leak, and potential safety hazards are avoided.
Description
Technical Field
The utility model relates to the technical field of liquid level meters, in particular to a non-contact liquid level monitoring device.
Background
In order to ensure the safe operation of equipment in industry, the liquid level is monitored, such as the liquid level of a boiler, however, when monitoring certain special corrosive, flammable and explosive liquid levels or high-temperature liquid, a common liquid level sensor is used, so that secondary accidents such as liquid leakage, sensor faults and the like are easy to occur.
Disclosure of Invention
The utility model provides a non-contact liquid level monitoring device, which aims to solve the problem that a common sensor is not suitable for specially monitoring the liquid level.
The technical scheme provided by the utility model is as follows: the non-contact liquid level monitoring device comprises a pressure transmission pipe, wherein a liquid inlet pipe is arranged on the left side of the pressure transmission pipe, a monitoring pipe is arranged on the right side of the pressure transmission pipe, the pressure transmission pipe is horizontally arranged, the liquid inlet pipe and the monitoring pipe are vertically arranged upwards, the pressure transmission pipe is provided with a floating piston, the floating piston is connected with the pressure transmission pipe through clearance fit of a sealing ring, a magnetic pontoon is arranged in the monitoring pipe, a liquid level sensor and a turning plate box are fixedly connected on the outer side of the monitoring pipe, and the monitoring pipe is filled with liquid with the density identical to that of the monitored liquid;
the monitoring pipe is provided with a limiting ring below the magnetic pontoon, the top of the monitoring pipe is connected with a gland through threads, and the gland is provided with a vent hole.
When the magnetic pontoon is positioned at the highest position of the effective stroke, the floating piston is positioned at the left side of the monitoring pipe, and when the magnetic pontoon is positioned at the lowest position of the effective stroke, the floating piston is positioned at the right side of the liquid inlet pipe.
The floating piston is of a hollow structure.
One end of the pressure transmission pipe is closed, and the other end of the pressure transmission pipe is sealed through a flange, a blind plate, a sealing gasket and a bolt.
The beneficial effects of the utility model are as follows: the monitoring tube and the monitored container form a communicating vessel, the liquid level of the magnetic pontoon is the same as the liquid level in the container, the liquid in the monitoring tube and the container is separated by the floating piston, and the magnetic pontoon is not contacted with special liquid when monitoring the liquid level, so that the influence of corrosive, inflammable and explosive or high-temperature liquid on the magnetic pontoon can be prevented, the monitored liquid can not leak, and potential safety hazards are avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a diagram of the operation of fig. 1.
In the figure, the device comprises a 1-pressure transmission pipe, a 2-liquid inlet pipe, a 3-monitoring pipe, a 4-floating piston, a 5-magnetic pontoon, a 6-liquid level sensor, a 7-flap box, an 8-gland, a 9-vent hole and a 10-limiting ring.
Detailed Description
As shown in fig. 1-2, a non-contact liquid level monitoring device comprises a pressure transmission pipe 1, wherein a liquid inlet pipe 2 is arranged on the left side of the pressure transmission pipe 1, a monitoring pipe 3 is arranged on the right side of the pressure transmission pipe, one side of the liquid inlet pipe 2 is in sealing connection with the bottom of a monitored container, the pressure transmission pipe 1 is horizontally arranged, the liquid inlet pipe 2 and the monitoring pipe 3 are vertically arranged upwards, a floating piston 4 is arranged on the pressure transmission pipe 1, the floating piston 4 is connected with the pressure transmission pipe 1 through a sealing ring in a clearance fit manner, a magnetic pontoon 5 is arranged in the monitoring pipe 3, a liquid level sensor 6 and a turning plate box 7 are fixedly connected on the outer side of the monitoring pipe 3, and the monitoring pipe 3 is filled with liquid with the same density as the monitored liquid;
the spacing ring 10 is installed to monitor pipe 3 in the below of magnetism flotation pontoon 5, monitor pipe 3 top passes through threaded connection gland 8, it has air vent 9 to open on the gland 8, make monitor pipe 3 and the container that is monitored form the intercommunication ware, the liquid level that magnetism flotation pontoon 5 is located is the same with the liquid level in the container, monitor pipe 3 and the liquid in the container are separated by floating piston 4, when monitoring the liquid level, magnetism flotation pontoon 5 and special liquid contactless, can prevent corrosivity, inflammable and explosive or the influence that high temperature liquid produced magnetism flotation pontoon 5, monitored liquid can not leak, there is not the potential safety hazard.
When the magnetic pontoon 5 is positioned at the highest position of the effective stroke, the floating piston 4 is positioned at the left side of the monitoring tube 3, and when the magnetic pontoon 5 is positioned at the lowest position of the effective stroke, the floating piston 4 is positioned at the right side of the liquid inlet tube 2.
The floating piston 4 is of a hollow structure so as to reduce the weight, reduce the difference value of hydraulic pressure difference on two sides to push the floating piston 4, and improve the monitoring precision.
One end of the pressure transmission pipe 1 is closed, and the other end of the pressure transmission pipe is sealed through a flange, a blind plate, a sealing gasket and bolts, so that the installation of the floating piston 4 is facilitated.
Claims (4)
1. Non-contact liquid level monitoring device, including biography pressure pipe (1), its characterized in that: the left side of the pressure transmission pipe (1) is provided with a liquid inlet pipe (2), the right side of the pressure transmission pipe is provided with a monitoring pipe (3), the pressure transmission pipe (1) is horizontally arranged, the liquid inlet pipe (2) and the monitoring pipe (3) are vertically arranged upwards, the pressure transmission pipe (1) is provided with a floating piston (4), the floating piston (4) is connected with the pressure transmission pipe (1) through a sealing ring clearance fit, the monitoring pipe (3) is internally provided with a magnetic pontoon (5), the outer side of the monitoring pipe (3) is fixedly connected with a liquid level sensor (6) and a turning plate box (7), and the monitoring pipe (3) is filled with liquid with the same density as the monitored liquid;
the limit ring (10) is installed below the magnetic pontoon (5) in the monitoring pipe (3), and threaded connection gland (8) is passed through at monitoring pipe (3) top, has air vent (9) on gland (8).
2. A non-contact liquid level monitoring device as claimed in claim 1, wherein: when the magnetic pontoon (5) is positioned at the highest position of the effective stroke, the floating piston (4) is positioned at the left side of the monitoring tube (3), and when the magnetic pontoon (5) is positioned at the lowest position of the effective stroke, the floating piston (4) is positioned at the right side of the liquid inlet tube (2).
3. A non-contact liquid level monitoring device as claimed in claim 1, wherein: the floating piston (4) is of a hollow structure.
4. A non-contact liquid level monitoring device as claimed in claim 1, wherein: one end of the pressure transmission pipe (1) is closed, and the other end is sealed by a flange, a blind plate, a sealing gasket and a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321805565.8U CN220288725U (en) | 2023-07-10 | 2023-07-10 | Non-contact liquid level monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321805565.8U CN220288725U (en) | 2023-07-10 | 2023-07-10 | Non-contact liquid level monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220288725U true CN220288725U (en) | 2024-01-02 |
Family
ID=89335280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321805565.8U Active CN220288725U (en) | 2023-07-10 | 2023-07-10 | Non-contact liquid level monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220288725U (en) |
-
2023
- 2023-07-10 CN CN202321805565.8U patent/CN220288725U/en active Active
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