CN213579621U - Integrative stifled type liquid level changer that prevents of liquid temperature - Google Patents
Integrative stifled type liquid level changer that prevents of liquid temperature Download PDFInfo
- Publication number
- CN213579621U CN213579621U CN202022871193.1U CN202022871193U CN213579621U CN 213579621 U CN213579621 U CN 213579621U CN 202022871193 U CN202022871193 U CN 202022871193U CN 213579621 U CN213579621 U CN 213579621U
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- silica gel
- cavity
- liquid level
- level gauge
- gauge body
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- 239000007788 liquid Substances 0.000 title claims abstract description 73
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000741 silica gel Substances 0.000 claims abstract description 30
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 30
- 230000001681 protective effect Effects 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model relates to an integrative stifled type liquid level changer that prevents of liquid temperature belongs to level gauge technical field. Including by the cavity and connect soon the level gauge body that constitutes in the nut of cavity bottom, this internal level sensor of installing of level gauge, level gauge body bottom has been seted up a plurality of pressure holes of getting, and level gauge body below cover is equipped with the silica gel protective sheath, and level gauge body lateral wall is hugged closely to silica gel protective sheath lateral wall, and silica gel protective sheath bottom is membranous structure, forms the water cavity between membranous structure and the level gauge body. The utility model discloses get difficult jam, long service life, maintenance and low in use cost in pressure hole.
Description
Technical Field
The utility model relates to an integrative stifled type liquid level changer that prevents of liquid temperature belongs to level gauge technical field.
Background
The static pressure type liquid level transmitter is a liquid level measuring instrument which utilizes the pressure change generated by the liquid level change to make the displacement generated by a measuring diaphragm be amplified and converted into a standard current signal to be output by a circuit, and is widely applied to the liquid level measurement in the industries of water conservancy, textile, environmental protection, chemical engineering, metallurgy and the like. The output signal is 4-20mA in two-wire system, and after the liquid level display and alarm control are implemented after the liquid level display is connected to an instrument, network management can be realized after networking.
The existing liquid level meter has the following defects: the liquid level sensor is packaged in the stainless steel weight, the pressure of external liquid is sensed through 4-5 3mm pressure taking holes in the weight, the pressure taking holes are easily blocked when the liquid level sensor is used in sewage or an environment with impurity precipitation, the liquid level sensor is required to be cleaned at variable time, the workload is increased, and the sensor is often damaged. Some manufacturers add multiple layers of filter screens to wrap the heavy hammer or shield the heavy hammer by using metal meshes, so that the trouble of blockage of sludge and sediments cannot be solved, a great deal of inconvenience is brought to liquid level monitoring, and the maintenance and use cost is increased.
Therefore, a liquid temperature integrated anti-blocking type liquid level transmitter capable of solving the technical problems is urgently needed.
Disclosure of Invention
The utility model aims to solve the above problem, provide a get integrative stifled type liquid level changer that prevents of liquid temperature that pressure hole is difficult for blockking up, extension level sensor life, reduction maintenance and use cost.
The utility model discloses a liquid temperature integrative anti-blocking type liquid level transmitter, its special character lies in including the level gauge body that comprises cavity 1 and the nut 3 that connects in cavity 1 bottom soon, installs level sensor 4 in the level gauge body, and level gauge body bottom has seted up a plurality of pressure tapping holes, and the cover is equipped with silica gel protective sheath 5 below the level gauge body, and silica gel protective sheath 5 lateral wall hugs closely the level gauge body lateral wall, and silica gel protective sheath 5 bottom is the membranous structure, forms water cavity 7 between membranous structure and the level gauge body;
the cavity 1 comprises a hollow upper cavity 8 and a mounting seat 2 screwed at the bottom of the upper cavity 8, the liquid level sensor 4 is inserted into the mounting seat 2, a locking pressing cap 9 for fixing the liquid level sensor 4 is screwed above the mounting seat 2, and the screw cap 3 is screwed at the bottom of the mounting seat 2;
a circuit board 13 connected with the liquid level sensor 4 through a lead 17 is arranged in the cavity 1, the bottom of the circuit board 13 is mounted on the locking press cap 9, a temperature sensor 14 is arranged near the circuit board 13, and the temperature sensor 14 and the circuit board 13 are connected with external equipment through a cable 15;
a conical cable outlet 10 is formed in the top of the cavity 1, the cable outlet 10 is sealed through a sealing plug 11 and a locking nut 12, and a through hole for a cable 15 to pass through is formed in the sealing plug 11;
the membrane-shaped structure is a silica gel membrane 6, and the silica gel membrane 6 and the silica gel protective sleeve 5 are of an integral structure;
the silica gel protective sleeve 5 is hollow and cylindrical, the top of the silica gel protective sleeve is open, and a plurality of annular sealing rings 16 are arranged along the inner wall of the silica gel protective sleeve 5;
the liquid level meter body is made of stainless steel materials.
The utility model discloses a liquid temperature is integrative prevents stifled type level transmitter structural design ingenious, has increased the silica gel protective sheath bottom the level gauge body, but the field installation, the lag that will fill water when also can dispatching from the factory to debug is installed in level gauge body bottom, level sensor and external isolated like this, rely on pellosil conduction pressure, guarantee the liquid level normal measurement, level gauge body cable export adopts the toper design sealed, has improved the whole sealing performance of cavity, has solved the problem of antiseep. Meanwhile, a temperature sensor is arranged in the liquid level meter body and can monitor the liquid level and the temperature change condition of the medium at the same time. To sum up, the utility model discloses convenient to use not only reduce cost but also satisfies the on-the-spot demand, successfully is used for subway station bilge well liquid level monitoring, has fine application prospect.
Drawings
FIG. 1 is a schematic structural view of a liquid temperature integrated anti-blocking type liquid level transmitter of the present invention;
FIG. 2 is a schematic structural view of a silica gel protective sleeve of a liquid temperature integrated anti-blocking type liquid level transmitter of the present invention;
fig. 3 the utility model relates to a integrative connection relation sketch map of preventing stifled type level transmitter upper chamber body, mount pad, locking pressure cap, nut, level sensor, temperature sensor, circuit board of liquid temperature.
In the figure: 1. a cavity; 2. a mounting seat; 3. a nut; 4. a liquid level sensor; 5. A silica gel protective sleeve; 6. a silicone membrane; 7. a water chamber; 8. an upper cavity; 9. locking the pressing cap; 10. a cable outlet; 11. a sealing plug; 12. locking the nut; 13. a circuit board; 14. a temperature sensor; 15. a cable; 16. a seal ring; 17. and (7) leading wires.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
The liquid temperature integrated anti-blocking type liquid level transmitter disclosed by the embodiment is shown in the attached drawings 1-3 and comprises a liquid level meter body, wherein the liquid level meter body is composed of a cavity 1 and a screw cap 3 screwed at the bottom of the cavity 1 and is made of stainless steel materials, a liquid level sensor 4 is installed in the liquid level meter body, a plurality of pressure taking holes are formed in the bottom of the liquid level meter body, a silica gel protective sleeve 5 is sleeved below the liquid level meter body, the side wall of the silica gel protective sleeve 5 is tightly attached to the side wall of the liquid level meter body, the bottom of the silica gel protective sleeve 5 is of a film-shaped structure, and a water cavity 7;
the specific structure of the cavity is as follows: the cavity 1 comprises a hollow upper cavity 8 and a mounting seat 2 screwed at the bottom of the upper cavity 8, the liquid level sensor 4 is inserted into the mounting seat 2, a locking pressing cap 9 for fixing the liquid level sensor 4 is screwed above the mounting seat 2, and the screw cap 3 is screwed at the bottom of the mounting seat 2; the liquid level sensor 4 with the structure can be well fixed
A circuit board 13 connected with the liquid level sensor 4 through a lead 17 is arranged in the cavity 1, the bottom of the circuit board 13 is arranged on the locking press cap 9, a temperature sensor 14 is arranged near the circuit board 13, and the temperature sensor 14 and the circuit board 13 are connected with external equipment through a cable 15; because the temperature sensor 14 is positioned between the circuit board 13 and the cavity 1, the temperature sensor 14 can be close to the cavity wall, and the accuracy of temperature detection is improved.
In order to improve the sealing performance of the cavity, a conical cable outlet 10 is arranged at the top of the cavity 1, the cable outlet 10 is sealed by a sealing plug 11 and a locking nut 12, and a through hole for a cable 15 to pass through is formed in the sealing plug 11;
the membranous structure of this embodiment is pellosil 6, and pellosil 6 and silica gel protective sheath 5 structure as an organic whole, and silica gel protective sheath 5 is the cavity cylindricality, and the top is uncovered, is equipped with a plurality of ring packing 16 along the 5 inner walls of silica gel protective sheath.
The working principle is as follows: increased silica gel protective sheath 5 bottom the level gauge body, but the field installation, also can leave the factory and install in level gauge body bottom the lag that will fill water when debugging, level sensor 4 is isolated with external world like this, relies on 6 conducting pressure of pellosil, guarantees the liquid level and normally measures, and level gauge body cable export 10 adopts the toper design sealed, has improved the bulk sealing performance of cavity, has solved the problem of antiseep. Meanwhile, a temperature sensor is arranged in the liquid level meter body and can monitor the liquid level and the temperature change condition of the medium at the same time.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a integrative stifled type level transmitter that prevents of liquid temperature, its characterized in that includes by the cavity and connect soon the level gauge body that constitutes in the nut of cavity bottom, installs level sensor in the level gauge body, and level gauge body bottom has been seted up a plurality of and has been got the pressure hole, and level gauge body below cover is equipped with the silica gel protective sheath, and level gauge body lateral wall is hugged closely to silica gel protective sheath lateral wall, and silica gel protective sheath bottom is membranous structure, forms the water cavity between membranous structure and the level gauge body.
2. The integrated liquid temperature anti-blocking liquid level transmitter according to claim 1, wherein the cavity comprises a hollow upper cavity and a mounting seat screwed to the bottom of the upper cavity, the liquid level sensor is inserted into the mounting seat, a locking pressing cap for fixing the liquid level sensor is screwed to the upper side of the mounting seat, and a nut is screwed to the bottom of the mounting seat.
3. The integrated liquid temperature anti-blocking liquid level transmitter according to claim 1, wherein a circuit board connected with the liquid level sensor through a lead is arranged in the cavity, the bottom of the circuit board is mounted on the locking pressing cap, a temperature sensor is arranged near the circuit board, and the temperature sensor and the circuit board are connected with external equipment through cables.
4. The liquid temperature integrated anti-blocking type liquid level transmitter according to claim 3, characterized in that a conical cable outlet is arranged at the top of the cavity, the cable outlet is sealed by a sealing plug and a locking nut, and the sealing plug is provided with a through hole for passing through a cable.
5. The liquid temperature integrated anti-blocking type liquid level transmitter according to claim 1, characterized in that the membrane-like structure is a silica gel membrane, and the silica gel membrane and the silica gel protective sleeve are integrated.
6. The integrative stifled type level transmitter that prevents of liquid temperature according to claim 1 or 5, characterized in that the silica gel protective sheath is the cavity cylindricality, and the top is uncovered, is equipped with a plurality of ring packing along silica gel protective sheath inner wall.
7. The liquid temperature integrated anti-blocking type liquid level transmitter according to claim 1, wherein the liquid level meter body is made of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022871193.1U CN213579621U (en) | 2020-12-04 | 2020-12-04 | Integrative stifled type liquid level changer that prevents of liquid temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022871193.1U CN213579621U (en) | 2020-12-04 | 2020-12-04 | Integrative stifled type liquid level changer that prevents of liquid temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213579621U true CN213579621U (en) | 2021-06-29 |
Family
ID=76544593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022871193.1U Expired - Fee Related CN213579621U (en) | 2020-12-04 | 2020-12-04 | Integrative stifled type liquid level changer that prevents of liquid temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213579621U (en) |
-
2020
- 2020-12-04 CN CN202022871193.1U patent/CN213579621U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |