CN216524229U - Liquid level sensor device of vapour-pressure type control - Google Patents
Liquid level sensor device of vapour-pressure type control Download PDFInfo
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- CN216524229U CN216524229U CN202220039166.4U CN202220039166U CN216524229U CN 216524229 U CN216524229 U CN 216524229U CN 202220039166 U CN202220039166 U CN 202220039166U CN 216524229 U CN216524229 U CN 216524229U
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Abstract
The utility model belongs to the field of sensors, and particularly relates to a pneumatic control liquid level sensor device which comprises a liquid protection pipe, a protection cover, a sealing cover and a protection unit, wherein the liquid protection pipe is arranged on the liquid protection pipe; the upper end opening of the liquid protection pipe is fixedly connected with a protective cover through sealing threads; the upper end opening of the protective cover is fixedly connected with a sealing cover through sealing threads; a protection unit is arranged in the liquid protection pipe; the protection unit comprises a liquid level meter, a spacing column, a first fastener and a bearing plate; the liquid level meter is fixedly connected in the protective cover; the lower end of the liquid protection pipe is fixedly connected with a plurality of spacing columns through threads; the filtering hole is matched with the blocking cover to prevent solid in liquid from entering the liquid protection pipe and being in contact with the liquid level meter to cause damage, and the liquid level meter is located above the liquid protection pipe and is not in direct contact with liquid sewage, so that the liquid level meter is prevented from being blocked by the sewage, and the function of safe use and non-blocking of the liquid level meter is realized.
Description
Technical Field
The utility model relates to the field of sensors, in particular to a liquid level sensor device controlled by air pressure.
Background
The liquid level sensor is a pressure sensor capable of measuring the height of a liquid level and is divided into a contact type liquid level sensor and a non-contact type liquid level sensor, and the liquid level sensor has the characteristics of small size, reliability in work and long service life.
The air blowing type liquid level meter is a non-contact type liquid level sensor which is fixed by initial air pressure in a sealed container and measures the change of liquid level by influencing the change of air pressure through the change of liquid level height.
When a traditional contact type liquid level sensor is used for measuring liquid containing a large amount of impurities, such as sewage, pipelines are easily blocked by floating objects or sediments, and the measurement precision is influenced; therefore, a pneumatic control liquid level sensor device is proposed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art and solve the problem that when a traditional contact type liquid level sensor measures liquid containing a large amount of impurities such as sewage, the pipeline is easy to block due to floating objects or sediments, and the measurement precision is influenced, the utility model provides a pneumatic control liquid level sensor device.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a pneumatic control liquid level sensor device, which comprises a liquid protection pipe, a protection cover, a sealing cover and a protection unit, wherein the liquid protection pipe is arranged on the liquid protection pipe; the upper end opening of the liquid protection pipe is fixedly connected with a protective cover through sealing threads; the upper end opening of the protective cover is fixedly connected with a sealing cover through sealing threads; a protection unit is arranged in the liquid protection pipe; the protection unit comprises a liquid level meter, a spacing column, a first fastener and a bearing plate; the liquid level meter is fixedly connected in the protective cover; the lower end of the liquid protection pipe is fixedly connected with a plurality of spacing columns through threads; the lower end of the spacing column is fixedly connected with a first fastener through threads; a bearing plate is sleeved on the first fastening piece; the lower surface of the bearing plate is fixedly connected with an anti-skid plate; the liquid protection pipe is sleeved with a stopping cover; filter holes are uniformly distributed on the blocking cover; meanwhile, the liquid level meter is positioned above the liquid protection pipe, so that the liquid level meter is not in direct contact with liquid sewage, and the liquid level meter is prevented from being blocked by the sewage.
Preferably, a plurality of elastic frames are symmetrically and fixedly connected to the inner circumference of the liquid protection tube; the elastic frame bracket is elastically inserted with a limiting clamping block; and simultaneously, the object can be prevented from entering the position of the upper end from the lower end of the liquid protection pipe.
Preferably, an installation through groove is formed in the limiting clamping block; the upper part and the lower part of the limiting clamping block are symmetrically and rotatably connected with lifting rings; thereby realize the installation of the multiple level gauge of adaptation, make spacing fixture block can hoist and mount fixedly through the rope through rings.
Preferably, a third traction rope is fixedly connected to the lifting ring; the upper end of the third traction rope is fixedly connected with a threaded pipe; one end of the threaded pipe is in threaded connection with the inner wall of the protective cover, and the other end of the threaded pipe is in threaded insertion connection with a threaded shaft; the threaded shaft is in threaded connection with the inner wall of the protective cover; through the thread fixed connection between the threaded shaft and the threaded pipe, the functions of contraction and extension can be realized, and the installation, the prediction and the disassembly are convenient.
Preferably, the outer wall of the liquid protection tube is sleeved with a lifting linkage ring in a sliding manner; a plurality of partition columns are symmetrically and fixedly connected to the circumference of the lower surface of the lifting linkage ring; the outer wall of the liquid protection pipe can be scraped and cleaned when the liquid protection pipe moves up and down.
Preferably, the separation column is fixedly connected with a first traction rope and a second traction rope at intervals; the lower ends of the first traction rope and the second traction rope are fixedly connected with a first gravity pipe and a second gravity pipe respectively; therefore, the device can be contacted with the upper surface of the blocking cover in a large area during ascending and descending, and the function of cleaning the upper surface of the blocking cover is realized.
Preferably, a plurality of linkage shafts are fixedly connected to the upper surface of the lifting linkage ring; a floating ring is fixedly connected to the upper end of the linkage shaft; the floating ring is sleeved on the outer wall of the liquid protection pipe in a sliding manner; thereby the inner and outer liquid of the obstruction cover is ensured to be communicated, and the liquid level meter can be accurately operated and used.
The utility model has the advantages that:
1. according to the utility model, the stopping cover is matched with the filtering holes, so that solid matters in liquid can be prevented from entering the liquid protection pipe and contacting with the liquid level meter to cause damage, and the liquid level meter is positioned above the liquid protection pipe and is not directly contacted with liquid sewage, so that the liquid level meter is prevented from being blocked by the sewage, and the function of safe use and non-blocking of the liquid level meter is realized;
2. according to the utility model, the floating ring is highly linked with the page through the buoyancy generated by the floating ring and the liquid, so that the linkage shaft, the lifting linkage ring, the first traction rope, the second traction rope, the first gravity pipe and the second gravity pipe are driven to move up and down in the process of ascending and descending of the liquid level, the first gravity pipe and the second gravity pipe are in contact with the upper surface of the blocking cover, the object blocked on the filter hole is cleaned, the communication of the inner liquid and the outer liquid of the blocking cover is ensured, and the liquid level meter can be accurately operated and used.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic cross-sectional front view of an apparatus according to a first embodiment;
FIG. 2 is a schematic top view of a cross-sectional structure of an apparatus according to a first embodiment;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
FIG. 4 is an enlarged view of the structure at B in FIG. 1;
FIG. 5 is a schematic perspective view of a lifting link ring according to the first embodiment;
FIG. 6 is a schematic sectional view of the second embodiment of the device.
In the figure: 1. a liquid protection tube; 2. a protective cover; 3. a sealing cover; 4. a liquid level meter; 5. a spacer pillar; 6. a first fastener; 7. a bearing plate; 8. an anti-skid plate; 9. a blocking shield; 10. a filtration pore; 11. an elastic frame; 12. a limiting clamping block; 13. installing a through groove; 14. a hoisting ring; 15. a lifting link ring; 16. separating the columns; 17. a first pull cord; 18. a first gravity tube; 19. a second pull cord; 20. a second gravity tube; 21. a linkage shaft; 22. a floating ring; 23. a threaded pipe; 24. a threaded shaft; 25. a third pull cord; 26. a first handle; 27. a second handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-5, a pneumatic liquid level sensor device includes a liquid protection tube 1, a protective cover 2, a sealing cover 3 and a protection unit; the upper end opening of the liquid protection tube 1 is fixedly connected with a protective cover 2 through sealing threads; the upper end opening of the protective cover 2 is fixedly connected with a sealing cover 3 through sealing threads; a protection unit is arranged in the liquid protection tube 1; the protection unit comprises a liquid level meter 4, a spacing column 5, a first fastener 6 and a bearing plate 7; the liquid level meter 4 is fixedly connected in the protective cover 2; the lower end of the liquid protection pipe 1 is fixedly connected with a plurality of spacing columns 5 through threads; the lower end of the spacing column 5 is fixedly connected with a first fastening piece 6 through threads; a bearing plate 7 is sleeved on the first fastener 6; the lower surface of the bearing plate 7 is fixedly connected with an anti-skid plate 8; the liquid protection tube 1 is sleeved with a stopping cover 9; the blocking cover 9 is uniformly provided with filter holes 10; during operation, the blocking cover 9 is matched with the filtering holes 10, so that solid matters in liquid can be prevented from entering the liquid protection pipe 1 and being in contact with the liquid level meter 4 to cause damage, and meanwhile, the liquid level meter 4 is located above the liquid protection pipe 1 and is not in direct contact with liquid sewage, so that the liquid level meter 4 is prevented from being blocked by the sewage.
A plurality of elastic frames 11 are symmetrically and fixedly connected to the inner circumference of the liquid protection tube 1; the elastic bracket 11 is elastically inserted with a limit fixture block 12; during operation, make the position of the spacing fixture block 12 of injecing that can dismantle through the elasticity frame 11, can block simultaneously that the object gets into the position that the inside got into the upper end of liquid protection tube 1 from the lower extreme of liquid protection tube 1.
An installation through groove 13 is formed in the limiting clamping block 12; the upper part and the lower part of the limiting clamping block 12 are symmetrically and rotatably connected with lifting rings 14; during operation, can install the response part of level gauge 4 through installation logical groove 13 to realize the installation of the multiple level gauge 4 of adaptation, make spacing fixture block 12 can hoist fixedly through the rope through rings 14.
A third hauling rope 25 is fixedly connected to the hoisting ring 14; the upper end of the third traction rope 25 is fixedly connected with a threaded pipe 23; one end of the threaded pipe 23 is in threaded connection with the inner wall of the protective cover 2, and the other end of the threaded pipe is in threaded connection with a threaded shaft 24; the threaded shaft 24 is in threaded connection with the inner wall of the protective cover 2; during operation, the gravity of the limiting clamping block 12 fixed on the hanging ring 14 is offset through the third traction rope 25, the height can be kept at the same height, and the functions of contraction and extension can be realized through the thread fixedly connected between the threaded shaft 24 and the threaded pipe 23, so that the installation and the prediction are convenient.
The outer wall of the liquid protection tube 1 is sleeved with a lifting linkage ring 15 in a sliding manner; a plurality of partition columns 16 are symmetrically and fixedly connected to the circumference of the lower surface of the lifting linkage ring 15; during operation, through the cooperation of lift link ring 15 and dividing post 16, can scrape off the cleanness to the outer wall of liquid protection pipe 1 when can connecting a plurality of objects when up-and-down motion.
A first traction rope 17 and a second traction rope 19 are fixedly connected to the separation column 16 at intervals; the lower ends of the first traction rope 17 and the second traction rope 19 are fixedly connected with a first gravity pipe 18 and a second gravity pipe 20 respectively; in operation, the first traction rope 17 and the second traction rope 19 have different lengths, so that the first gravity tube 18 and the second gravity tube 20 are staggered with each other, and can be in large-area contact with the upper surface of the obstruction cover 9 during ascending and descending, and the function of cleaning the upper surface of the obstruction cover 9 is realized.
A plurality of linkage shafts 21 are fixedly connected to the upper surface of the lifting linkage ring 15; a floating ring 22 is fixedly connected to the upper end of the linkage shaft 21; the floating ring 22 is sleeved on the outer wall of the liquid protection pipe 1 in a sliding manner; during operation, the floating ring 22 is in high linkage with a page through buoyancy generated by the floating ring 22 and liquid, so that the linkage shaft 21, the lifting linkage ring 15, the first traction rope 17, the second traction rope 19, the first gravity pipe 18 and the second gravity pipe 20 are driven to move up and down in the process of rising and falling of the liquid level, the first gravity pipe 18 and the second gravity pipe 20 are in contact with the upper surface of the blocking cover 9, objects blocked on the filter holes 10 are cleaned, the inside and outside liquid of the blocking cover 9 are communicated, and the liquid level meter 4 can be accurately operated and used.
Example two
Referring to fig. 6, in a first comparative example, as another embodiment of the present invention, a second handle 27 is fixed to an upper surface of the sealing cover 3; a first handle 26 is fixedly connected to the upper surface of the floating ring 22; in operation, the floating ring 22 is conveniently installed on the liquid protection pipe 1 through the first handle 26, the sealing cover 3 is conveniently rotated through the second handle 27, the liquid level meter 4 is convenient to install and detach, and meanwhile, the sealing cover 3 can be conveniently rotated to achieve threaded sealing connection with the protection cover 2.
According to the working principle, the blocking cover 9 is matched with the filtering holes 10, so that solid matters in liquid can be prevented from entering the liquid protection pipe 1 and contacting with the liquid level meter 4 to cause damage, and meanwhile, the liquid level meter 4 is positioned above the liquid protection pipe 1 and is not in direct contact with liquid sewage, so that the liquid level meter 4 is prevented from being blocked by the sewage; the position of the limiting fixture block 12 can be detachably limited through the elastic frame 11, and meanwhile, an object can be prevented from entering the position of the upper end of the liquid protection tube 1 from the lower end of the liquid protection tube 1; the induction part of the liquid level meter 4 can be installed through the installation through groove 13, so that the liquid level meters 4 can be installed in a matching manner, and the limit clamping block 12 can be hoisted and fixed through a rope through the hoisting ring 14; the gravity of the limiting fixture block 12 fixed on the hanging ring 14 is offset through the third traction rope 25, the height can be kept at the same height, and the functions of contraction and extension can be realized through the thread fixed connection between the threaded shaft 24 and the threaded pipe 23, so that the installation, prediction and disassembly are convenient; the lifting linkage ring 15 is matched with the separation column 16, so that a plurality of objects can be connected, and the outer wall of the liquid protection pipe 1 can be scraped and cleaned during up-and-down movement; the first gravity tube 18 and the second gravity tube 20 are staggered with each other through different lengths of the first traction rope 17 and the second traction rope 19, so that the first traction rope and the second traction rope can be in large-area contact with the upper surface of the obstruction cover 9 during ascending and descending, and the function of cleaning the upper surface of the obstruction cover 9 is realized; the floating ring 22 is in high linkage with the page through buoyancy generated by the floating ring 22 and liquid, so that the linkage shaft 21, the lifting linkage ring 15, the first traction rope 17, the second traction rope 19, the first gravity pipe 18 and the second gravity pipe 20 are driven to move up and down in the process of rising and falling of the liquid level, the first gravity pipe 18 and the second gravity pipe 20 are in contact with the upper surface of the blocking cover 9, objects blocked on the filter holes 10 are cleaned, the communication of the inside and the outside of the blocking cover 9 is ensured, and the liquid level meter 4 can be accurately operated and used.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (7)
1. The utility model provides a liquid level sensor device of vapour-pressure type control which characterized in that: comprises a liquid protection tube (1), a protective cover (2), a sealing cover (3) and a protection unit; the upper end opening of the liquid protection pipe (1) is fixedly connected with a protective cover (2) through sealing threads; the upper end opening of the protective cover (2) is fixedly connected with a sealing cover (3) through sealing threads; a protection unit is arranged in the liquid protection pipe (1); the protection unit comprises a liquid level meter (4), a spacing column (5), a first fastener (6) and a bearing plate (7); the liquid level meter (4) is fixedly connected in the protective cover (2); the lower end of the liquid protection pipe (1) is fixedly connected with a plurality of spacing columns (5) through threads; the lower end of the spacing column (5) is fixedly connected with a first fastener (6) through threads; a bearing plate (7) is sleeved on the first fastening piece (6); the lower surface of the bearing plate (7) is fixedly connected with an anti-skid plate (8); the liquid protection pipe (1) is sleeved with a stopping cover (9); the blocking cover (9) is uniformly provided with filtering holes (10).
2. A pneumatic controlled level sensor apparatus as claimed in claim 1, wherein: a plurality of elastic frames (11) are symmetrically and fixedly connected to the inner circumference of the liquid protection tube (1); the elastic frame (11) is elastically inserted with a limit fixture block (12).
3. A pneumatic controlled level sensor apparatus as claimed in claim 2, wherein: an installation through groove (13) is formed in the limiting clamping block (12); the upper part and the lower part of the limiting clamping block (12) are symmetrically and rotatably connected with lifting rings (14).
4. A pneumatic controlled level sensor apparatus as claimed in claim 3, wherein: a third traction rope (25) is fixedly connected to the lifting ring (14); the upper end of the third traction rope (25) is fixedly connected with a threaded pipe (23); one end of the threaded pipe (23) is in threaded connection with the inner wall of the protective cover (2), and the other end of the threaded pipe is in threaded connection with a threaded shaft (24); the threaded shaft (24) is in threaded connection with the inner wall of the protective cover (2).
5. The pneumatic controlled level sensor apparatus of claim 4, wherein: the outer wall of the liquid protection pipe (1) is sleeved with a lifting linkage ring (15) in a sliding manner; the circumference of the lower surface of the lifting linkage ring (15) is symmetrically and fixedly connected with a plurality of separation columns (16).
6. A pneumatic controlled fluid level sensor apparatus as claimed in claim 5, wherein: a first traction rope (17) and a second traction rope (19) are fixedly connected to the separation column (16) at intervals; the lower ends of the first traction rope (17) and the second traction rope (19) are respectively fixedly connected with a first gravity tube (18) and a second gravity tube (20).
7. The pneumatic controlled level sensor apparatus of claim 6, wherein: a plurality of linkage shafts (21) are fixedly connected to the upper surface of the lifting linkage ring (15); a floating ring (22) is fixedly connected to the upper end of the linkage shaft (21); the floating ring (22) is sleeved on the outer wall of the liquid protection pipe (1) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220039166.4U CN216524229U (en) | 2022-01-06 | 2022-01-06 | Liquid level sensor device of vapour-pressure type control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220039166.4U CN216524229U (en) | 2022-01-06 | 2022-01-06 | Liquid level sensor device of vapour-pressure type control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216524229U true CN216524229U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220039166.4U Active CN216524229U (en) | 2022-01-06 | 2022-01-06 | Liquid level sensor device of vapour-pressure type control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216524229U (en) |
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- 2022-01-06 CN CN202220039166.4U patent/CN216524229U/en active Active
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