CN220552502U - Corrosion-resistant liquid level transmitter - Google Patents
Corrosion-resistant liquid level transmitter Download PDFInfo
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- CN220552502U CN220552502U CN202321854722.4U CN202321854722U CN220552502U CN 220552502 U CN220552502 U CN 220552502U CN 202321854722 U CN202321854722 U CN 202321854722U CN 220552502 U CN220552502 U CN 220552502U
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- corrosion
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- pressure sensing
- capillary
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- 239000007788 liquid Substances 0.000 title claims abstract description 61
- 238000005260 corrosion Methods 0.000 title claims abstract description 40
- 230000007797 corrosion Effects 0.000 title claims abstract description 36
- 230000006698 induction Effects 0.000 claims abstract description 11
- 239000002131 composite material Substances 0.000 claims description 25
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 21
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 21
- 230000035487 diastolic blood pressure Effects 0.000 claims description 6
- 229920000459 Nitrile rubber Polymers 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- -1 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000005086 pumping Methods 0.000 description 13
- 238000009434 installation Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a corrosion-resistant liquid level transmitter, which comprises a transmitter body, a small buzzing alarm, a cable data interface, a capillary liquid suction pipe, a mounting bracket and an external induction; the utility model relates to the technical field of speed changers, wherein a traditional sensor is required to be directly contacted with liquid or is not protected by a safety device, once leakage and corrosion occur, equipment is scrapped, and meanwhile, operation and monitoring personnel are injured.
Description
Technical Field
The utility model relates to the technical field of speed changers, in particular to a corrosion-resistant liquid level transmitter.
Background
The liquid level transmitter is an extension and development of the pressure transmitter technology, and realizes accurate measurement and transmission of the volume, the liquid height and the weight of water, oil and paste according to the principle that the pressures generated by liquids with different specific gravities at different heights are in linear relation; the liquid level transmitter in the prior art is limited by the structure, the sensor is directly contacted with the detected liquid, and most of the sensors are made of metal materials, so that the sensor is extremely easy to corrode, can not measure corrosive liquids such as strong acid, strong alkali and the like, and can only measure water, oil and other non-corrosive liquids, therefore, the existing liquid level transmitter has a narrow application range and low practical value, for example, the utility model CN2226755Y can completely isolate the corrosive liquids from the sensor while the accurate transfer of hydrostatic pressure to the sensor is not influenced, thereby measuring the liquids with strong corrosivity, expanding the application range and having higher practical value. The device has a single protection effect on the sensor, the sensor rejection rate is assumed to be high when a problem occurs, and the fixing device is not convenient enough, so that the technical means for solving the problem possibly exist in the prior art, but the scheme is intended to provide an alternative or alternative technical scheme.
Disclosure of Invention
In order to achieve the above purpose, the utility model is realized by the following technical scheme: a corrosion-resistant liquid level transmitter comprises a transmitter body, a small buzzing alarm, a cable data interface, a capillary liquid suction pipe, a mounting bracket and an external induction pipe; the transmitter body is mounted on the mounting bracket, the small buzzer alarm is mounted on the transmitter body, the capillary liquid suction pipe is mounted below the transmitter body and connected with the external induction coil, the cable data interface is mounted on the side surface of the upper end of the transmitter body, the diastolic pressure sensing structure is mounted in the external induction coil, and the mounting bracket is provided with the magnetic flange quick dismounting structure;
the diastolic pressure sensing structure comprises: PTFE composite pressure sensing ring, a plurality of pressure sensing springs, corrosion resistant soft capillary tube, safety layer, hollow wear-resisting layer, a plurality of sensors and a plurality of buffer springs;
the corrosion-resistant flexible capillary tube is nested in the capillary liquid suction tube, the corrosion-resistant flexible capillary tube is connected with the safety layer, the safety layer is connected with the capillary liquid suction tube, the PTFE composite pressure sensing ring is wrapped on the outer side of the capillary liquid suction tube, the plurality of pressure sensing springs are installed in the PTFE composite pressure sensing ring, the hollow wear-resistant layer is installed in the external sensing ring, the hollow wear-resistant layer is connected with the outer side of the PTFE composite pressure sensing ring, the plurality of sensors are installed in the hollow wear-resistant layer, and the plurality of sensors are connected with the plurality of buffer springs.
In the above, when the detection liquid is pumped into the capillary liquid pumping pipe by the transmitter body, a plurality of layers are arranged in the capillary liquid pumping pipe, the liquid is directly contacted with the corrosion-resistant soft capillary, the outside of the capillary liquid pumping pipe is wrapped with the safety layer, the safety layer is tightly attached to the capillary liquid pumping pipe, the corrosion-resistant soft capillary is of a three-layer structure, the safety layer is responsible for unexpected situations, if the corrosion-resistant soft capillary breaks, the safety function is played, the pressure sensing springs of the PTFE composite pressure sensing ring in the measuring group shell are intermittently arranged, so that the PTFE composite pressure sensing ring can shrink and relax, when the liquid passes through the capillary liquid pumping pipe, the pipeline expands, the faster the flow is, the larger the expansion of the capillary liquid pumping pipe is, the expanded capillary liquid pumping pipe drives the PTFE composite pressure sensing ring to expand, the sensor covered in the hollow wear-resistant layer at the outer side is pressed by the safety layer, the buffer spring provides a proper supporting force for the sensor, so that the pressure data in the pipe is converted into flow and hydraulic data, when the predetermined flow and pressure are exceeded, the state of the small alarm device is prompted, and the cable data transmission interface and the power supply data transmission device can immediately transmit the data.
Preferably, the magnetic flange quick-dismounting structure comprises: a pair of fixing flange blocks, a plurality of auxiliary fixing screws and a plurality of auxiliary magnets;
the fixing flange blocks are connected with the mounting bracket, the plurality of inner magnets are respectively arranged in the pair of fixing flange blocks, and the plurality of auxiliary fixing screws are respectively connected with the pair of fixing flange blocks;
it should be noted that, in the above-mentioned, this equipment provides two kinds of installation modes, and first kind is through a pair of flange piece for fixing, installs equipment on target position, is provided with auxiliary magnet in the flange piece for fixing, and it is convenient to carry out interim installation or dismantlement through magnetic force absorption, and the second kind is to add auxiliary fixing screw on the basis of first kind, fixes and dismantles when being used for complicated surface or weight too greatly like this conveniently, simultaneously because there is magnetic force to assist, can be more laborsaving and convenient during the installation.
Preferably, the corrosion-resistant soft capillary tube is provided with a corrosion-resistant nitrile rubber material;
preferably, the safety layer is provided with polytetrafluoroethylene composite material;
preferably, the hollow wear-resistant layer is provided with composite metal fibers;
preferably, the sensor is provided with a composite sensor of pressure and temperature.
Advantageous effects
The utility model provides a corrosion-resistant liquid level transmitter. Possess following beneficial effect, this corrosion-resistant liquid level changer compares with prior art: the traditional inductor all needs direct contact liquid or does not have safeties to protect, in case equipment is not only scrapped when leaking and corroding take place, but also can cause the injury to operation and monitoring personnel simultaneously, and this equipment is through the diastole effect when liquid passes through the pipeline, and external inductor realizes detecting liquid flow and rate's mode, is equipped with the insurance pipeline simultaneously, avoids breaking and causes personnel and double harm of equipment 。
Drawings
FIG. 1 is a schematic three-dimensional view of a corrosion resistant level transmitter according to the present utility model.
FIG. 2 is a schematic diagram of a cross-sectional front view of a corrosion resistant level transmitter according to the present utility model.
FIG. 3 is a schematic top view of an external inductor of a corrosion resistant level transmitter according to the present utility model.
Fig. 4 is an enlarged partial schematic view of "a" in fig. 3.
In the figure: 1. a transmitter body; 2. a small buzzer alarm; 3. a cable data interface; 4. a capillary liquid suction tube; 5. a mounting bracket; 6. an external induction coil; 7. PTFE composite pressure sensing ring; 8. a pressure-sensitive spring; 9. corrosion resistant flexible capillary tube; 10. a security layer; 11. a hollow wear-resistant layer; 12. a sensor; 13. a buffer spring; 14. a flange block for fixing; 15. auxiliary fixing screws; 16. an auxiliary magnet.
Detailed Description
All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
All electric parts and the adaptive power supply are connected through wires by the person skilled in the art, and a proper controller and encoder should be selected according to actual conditions so as to meet control requirements, specific connection and control sequence, and the electric connection is completed by referring to the following working principles in the working sequence among the electric parts, and the detailed connection means are known in the art, and mainly introduce the working principles and processes as follows, and do not describe the electric control.
Examples
The novel corrosion-resistant liquid level transmitter is specifically described below with reference to the accompanying drawings, as shown in fig. 1-4, and comprises a transmitter body 1, a small buzzing alarm 2, a cable data interface 3, a capillary liquid suction pipe 4, a mounting bracket 5 and an external induction coil 6; the transmitter body 1 is mounted on the mounting bracket 5, the small buzzer alarm 2 is mounted on the transmitter body 1, the capillary liquid suction pipe 4 is mounted below the transmitter body 1, the capillary liquid suction pipe 4 is connected with the external induction coil 6, the cable data interface 3 is mounted on the side surface of the upper end of the transmitter body 1, a diastolic pressure sensing structure is mounted in the external induction coil 6, and the mounting bracket 5 is mounted with a magnetic flange quick dismounting structure; the diastolic pressure sensing structure comprises: the anti-corrosion soft capillary tube comprises a PTFE composite pressure sensing ring 7, a plurality of pressure sensing springs 8, an anti-corrosion soft capillary tube 9, a safety layer 10, a hollow wear-resistant layer 11, a plurality of sensors 12 and a plurality of buffer springs 13; the corrosion-resistant soft capillary tube 9 is nested in the capillary liquid suction tube 4, the corrosion-resistant soft capillary tube 9 is connected with the safety layer 10, the safety layer 10 is connected with the capillary liquid suction tube 4, the PTFE composite pressure sensing ring 7 is wrapped outside the capillary liquid suction tube 4, a plurality of pressure sensing springs 8 are installed in the PTFE composite pressure sensing ring 7, the hollow wear-resistant layer 11 is installed in the external sensing ring 6, the hollow wear-resistant layer 11 is connected with the outer side of the PTFE composite pressure sensing ring 7, a plurality of sensors 12 are installed in the hollow wear-resistant layer 11, and a plurality of sensors 12 are connected with a plurality of buffer springs 13; the magnetic flange quick assembly disassembly structure includes: a pair of fixing flange blocks 14, a plurality of auxiliary fixing screws 15, and a plurality of auxiliary magnets 16; the fixing flange block 14 is connected to the mounting bracket 5, the plurality of internal magnets are respectively mounted in a pair of fixing flange blocks 14, and the plurality of auxiliary fixing screws 15 are respectively connected to a pair of fixing flange blocks 14.
According to the results of fig. 1-4, when the detection liquid is pumped into the capillary liquid pumping pipe 4 by the transmitter body 1, a plurality of layers are distributed in the capillary liquid pumping pipe 4, the liquid is directly contacted with the corrosion-resistant soft capillary 9, the outside of the capillary liquid pumping pipe is wrapped with the safety layer 10, the safety layer 10 is clung to the capillary liquid pumping pipe 4, the corrosion-resistant soft capillary 9 is of a three-layer structure, the safety layer 10 is responsible for unexpected situations, if the corrosion-resistant soft capillary 9 breaks, the safety function is played, the pressure-sensitive springs 8 of the PTFE composite pressure-sensitive rings 7 in the measuring group shell are intermittently arranged, so that the PTFE composite pressure-sensitive rings 7 can shrink and relax, when the liquid passes through the capillary liquid pumping pipe 4, the pipeline expands, the pressure is faster, the pressure is larger, the expanded capillary liquid pumping pipe 4 drives the PTFE composite pressure-sensitive rings 7 to expand, the sensor 12 covered in the outside of the hollow wear-resistant layer 11 is pressed, the buffer spring 13 provides a proper supporting force for the sensor 12, thereby converting the data in the pipe into flow and hydraulic data, and the data, when the preset flow and the pressure exceed the preset pressure, the pressure and the buzzer 2 and the alarm data can be immediately transmitted by the cable state alarm device, and the alarm device can send the alarm data; this equipment provides two kinds of installation modes, and first kind is through a pair of flange piece 14 for fixing, installs equipment on target position, is provided with auxiliary magnet 16 in the flange piece 14 for fixing, and it is convenient to carry out interim installation or dismantlement through magnetic force absorption, and the second is to add auxiliary set screw 15 on the basis of first kind, fixes and dismantles when being used for complicated surface or weight too greatly so conveniently, simultaneously because there is magnetic force to assist, can be more laborsaving and convenient during the installation.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The corrosion-resistant liquid level transmitter comprises a transmitter body (1), a small buzzing alarm (2), a cable data interface (3), a capillary liquid suction pipe (4), a mounting bracket (5) and an external induction coil (6), and is characterized in that the transmitter body (1) is mounted on the mounting bracket (5), the small buzzing alarm (2) is mounted on the transmitter body (1), the capillary liquid suction pipe (4) is mounted below the transmitter body (1), the capillary liquid suction pipe (4) is connected with the external induction coil (6), the cable data interface (3) is mounted on the side surface of the upper end of the transmitter body (1), a diastolic pressure sensing structure is mounted in the external induction coil (6), and a magnetic flange quick dismounting structure is mounted in the mounting bracket (5);
the diastolic pressure sensing structure comprises: the anti-corrosion soft capillary tube comprises a PTFE composite pressure sensing ring (7), a plurality of pressure sensing springs (8), an anti-corrosion soft capillary tube (9), a safety layer (10), a hollow wear-resistant layer (11), a plurality of sensors (12) and a plurality of buffer springs (13);
the corrosion-resistant flexible capillary tube (9) is nested in the capillary liquid suction tube (4), the corrosion-resistant flexible capillary tube (9) is connected with the safety layer (10), the safety layer (10) is connected with the capillary liquid suction tube (4), the PTFE composite pressure sensing ring (7) is wrapped on the outer side of the capillary liquid suction tube (4), a plurality of pressure sensing springs (8) are installed in the PTFE composite pressure sensing ring (7), the hollow wear-resistant layer (11) is installed in the external sensing ring (6), the hollow wear-resistant layer (11) is connected with the outer side of the PTFE composite pressure sensing ring (7), a plurality of sensors (12) are installed in the hollow wear-resistant layer (11), and a plurality of sensors (12) are connected with a plurality of buffer springs (13).
2. The corrosion resistant fluid level transmitter of claim 1, wherein said magnetic flange quick disconnect structure comprises: an inner magnet, a pair of fixing flange blocks (14), a plurality of auxiliary fixing screws (15), and a plurality of auxiliary magnets (16);
the fixing flange blocks (14) are connected with the mounting bracket (5), a plurality of internal magnets are respectively arranged in the pair of fixing flange blocks (14), and a plurality of auxiliary fixing screws (15) are respectively connected with the pair of fixing flange blocks (14).
3. A corrosion resistant level transmitter according to claim 2, characterized in that the corrosion resistant flexible capillary tube (9) is provided with a corrosion resistant nitrile rubber material.
4. A corrosion resistant level transmitter according to claim 3, characterized in that the safety layer (10) is provided with a polytetrafluoroethylene composite.
5. The corrosion resistant level transmitter of claim 4, wherein said hollow wear layer (11) is provided with composite metal fibers.
6. The corrosion resistant level transmitter of claim 5, wherein said sensor (12) is provided with a composite pressure and temperature sensor (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321854722.4U CN220552502U (en) | 2023-07-14 | 2023-07-14 | Corrosion-resistant liquid level transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321854722.4U CN220552502U (en) | 2023-07-14 | 2023-07-14 | Corrosion-resistant liquid level transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220552502U true CN220552502U (en) | 2024-03-01 |
Family
ID=90007656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321854722.4U Active CN220552502U (en) | 2023-07-14 | 2023-07-14 | Corrosion-resistant liquid level transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220552502U (en) |
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2023
- 2023-07-14 CN CN202321854722.4U patent/CN220552502U/en active Active
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