CN219777964U - Externally hung photoelectric pipeline liquid level sensor structure - Google Patents
Externally hung photoelectric pipeline liquid level sensor structure Download PDFInfo
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- CN219777964U CN219777964U CN202320357664.8U CN202320357664U CN219777964U CN 219777964 U CN219777964 U CN 219777964U CN 202320357664 U CN202320357664 U CN 202320357664U CN 219777964 U CN219777964 U CN 219777964U
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- photoelectric
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- 239000007788 liquid Substances 0.000 title claims abstract description 20
- 238000009434 installation Methods 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 206010011469 Crying Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a liquid level sensor structure of an externally hung photoelectric pipeline, wherein bulges at the front and rear parts of a transparent lower shell are buckled in corresponding buckling grooves at the upper part of a buckle, a transparent pipeline is arranged between the transparent lower shell and the buckle, a mounting seat and a circuit board fixed at the side edge of the mounting seat are arranged in a mounting groove at the upper end of the transparent lower shell, a light emitting pipe and a light receiving pipe are symmetrically arranged at the left side and the right side of the interior of the mounting seat respectively, the intersection point of light paths is arranged on the inner wall of the transparent pipeline, and the included angle of the light paths is 90 degrees; the mounting groove bottom is equipped with a plurality of groups of barricades, and the barricade left and right sides is equipped with left side plane and right side plane respectively, and left side plane is perpendicular with the light path of light emission pipe, and right side plane is perpendicular with the light path of light receiving pipe. The utility model has small volume, convenient installation and low cost; detecting whether liquid exists in the transparent pipeline, and directly hanging the externally hung photoelectric pipeline liquid level sensor structure on the transparent pipeline without cutting off the transparent pipeline.
Description
Technical Field
The utility model relates to the technical field of pipeline liquid level sensors, in particular to an externally hung photoelectric pipeline liquid level sensor structure.
Background
For example, chinese patent publication No. CN216927107U discloses a water flow detecting device, which is based on a reflection type, and mainly includes a pipe, a housing, a light emitter, a light receiver, etc. When detecting whether there is liquid in the pipeline, must cut off two mouth of pipe with the pipeline and insert at the sensor both ends, installation inconvenience and numerous have increased manufacturing cost, have the risk of weeping simultaneously, have the abrupt change of internal diameter in addition sensor both ends and pipeline grafting department because of having, produce the fluid resistance easily, turbulent flow, bubble, vibration, noise scheduling adverse phenomenon.
The principle of the externally hung photoelectric pipeline liquid level sensor is that the externally hung photoelectric pipeline liquid level sensor is transmission type, weak in signal, poor in effect, complex in circuit, large in size, inconvenient to install and high in cost.
Disclosure of Invention
The utility model aims to provide an externally hung photoelectric pipeline liquid level sensor structure so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the structure of the externally hung photoelectric pipeline liquid level sensor comprises an upper cover, a transparent lower shell and a buckle, wherein the protrusions at the front and rear parts of the transparent lower shell are buckled and clamped in corresponding buckling grooves at the upper part of the buckle, a transparent pipeline is arranged between the transparent lower shell and the buckle, and an arc-shaped protrusion is arranged at the middle part of the buckle;
the mounting groove at the upper end of the transparent lower shell is internally provided with a mounting seat and a circuit board fixed on the side edge of the mounting seat, and the upper cover covers the top of the transparent lower shell;
the light emitting tube and the light receiving tube are symmetrically arranged on the left side and the right side of the inside of the mounting seat respectively, the intersection point of the light paths is arranged on the inner wall of the transparent pipeline, and the included angle of the light paths is 90 degrees;
the mounting groove bottom is equipped with a plurality of groups of barricades, and the barricade left and right sides is equipped with left side plane and right side plane respectively, the light path of left side plane and light emission pipe is perpendicular, and the light path of right side plane and light receiving pipe is perpendicular.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has small volume, convenient installation and low cost; detecting whether liquid exists in the transparent pipeline, directly hanging the structure of the externally hung photoelectric pipeline liquid level sensor on the transparent pipeline without cutting off the transparent pipeline, ensuring smooth flowing of the liquid, no resistance, turbulence, bubbles, vibration, noise and the like, and having no influence on liquid flow and pipeline systems and no leakage risk.
Drawings
FIG. 1 is a schematic view of an exploded construction of the integral installation of the present utility model;
FIG. 2 is a schematic view of an exploded view of the connection of the mounting base and the circuit board of the present utility model;
FIG. 3 is a schematic perspective view of a transparent lower shell of the present utility model;
FIG. 4 is a schematic perspective view of a buckle according to the present utility model;
FIG. 5 is a schematic perspective view of the utility model after being integrally assembled;
FIG. 6 is a schematic side sectional view of the assembled upper cover, transparent lower shell, mounting base and transparent pipe;
FIG. 7 is a schematic side sectional view of the left side retaining wall of the present utility model for blocking light scattered by the light emitting tube;
fig. 8 is a schematic side sectional view of the right side retaining wall of the present utility model for blocking light scattered from the light emitting tube.
In the figure: 1. an upper cover; 2. a mounting base; 3. a circuit board; 4. a transparent lower case; 5. a mounting groove; 6. a protruding buckle; 7. a limit protrusion; 8. a transparent tube; 9. a buckle; 10. limiting notch; 11. a buckling groove; 12. a light emitting tube; 13. a light receiving tube; 14. a connecting column; 15. a plug hole; 16. a retaining wall; 17. a left side plane; 18. a right side plane; 19. arc-shaped protrusions.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-8, the present utility model provides a technical solution: the utility model provides an external photoelectric pipeline liquid level sensor structure, includes upper cover 1, transparent inferior valve 4 and buckle 9, the protruding knot 6 card in the buckle 9 upper portion at the front and back portion of transparent inferior valve 4 is in the corresponding catching groove 11, buckle 9 upper portion both sides are equipped with spacing breach 10, and the spacing protruding 7 setting in the spacing breach 10 that corresponds on the transparent inferior valve 4.
A transparent pipeline 8 (a silica gel pipe, a PET pipe, a hose and the like) is arranged between the transparent lower shell 4 and the buckle 9, and an arc-shaped bulge 19 is arranged in the middle of the buckle 9, so that the middle of the transparent pipeline 8 is pushed upwards, the outer wall of the transparent pipeline 8 is more sufficiently close to the sensor, and light can enter and exit from the sensor to the transparent pipeline 8 or from the transparent pipeline 8 to the sensor without being reflected to cause interference;
the mounting groove 5 at the upper end of the transparent lower shell 4 is internally provided with a mounting seat 2 and a circuit board 3 fixed on the side edge of the mounting seat 2, two sides of the side edge of the mounting seat 2 are provided with connecting columns 14, and the connecting columns 14 are inserted into corresponding inserting holes 15 on the circuit board 3. The upper cover 1 covers the top of the transparent lower shell 4;
the main function of the circuit board 3 is that the light emitting tube 12 and the light receiving tube 13 are attached to the side, and wires are welded to the side to supply power to the light emitting tube 12 and the light receiving tube 13 and transmit signals.
The light emitting tube 12 and the light receiving tube 13 are symmetrically arranged on the left side and the right side of the inside of the mounting seat 2 respectively, the intersection point of the light paths is arranged on the inner wall of the transparent pipeline 8, and the included angle of the light paths is 90 degrees;
the bottom of the mounting groove 5 is provided with a plurality of groups of retaining walls 16, the left side and the right side of each retaining wall 16 are respectively provided with a left side plane 17 and a right side plane 18, the left side planes 17 are perpendicular to the light path of the light emitting tube 12, and the purpose of the light emitting tube is to enable more light of the light emitting tube 12 to enter the transparent lower shell 4 without generating angle offset refraction; the right plane 18 is perpendicular to the optical path of the light receiving tube 13, and the purpose is to make the light reflected from the inner wall of the transparent tube 8 not refracted by an angular shift but received more by the light receiving tube 13.
If a small piece of light is poorly adhered to the transparent pipe 8 under the transparent lower case 4, some light emitted from the light emitting tube 12 will be totally reflected, some light will be emitted to the light receiving tube 13 to generate interference, and after the retaining wall 16 is added, the light scattered from the light emitting tube 12 will not reach the light receiving tube 13.
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 (3)
1. The utility model provides an externally hung photoelectric pipeline liquid level sensor structure, includes upper cover (1), transparent inferior valve (4) and buckle (9), its characterized in that: the convex buckles (6) at the front and rear parts of the transparent lower shell (4) are clamped in corresponding buckling grooves (11) at the upper parts of the buckles (9), a transparent pipeline (8) is arranged between the transparent lower shell (4) and the buckles (9), and arc-shaped bulges (19) are arranged in the middle of the buckles (9);
the mounting groove (5) at the upper end of the transparent lower shell (4) is internally provided with a mounting seat (2) and a circuit board (3) fixed on the side edge of the mounting seat (2), and the upper cover (1) covers the top of the transparent lower shell (4);
the left side and the right side of the inside of the mounting seat (2) are symmetrically provided with a light emitting tube (12) and a light receiving tube (13) respectively, the intersection point of light paths is arranged on the inner wall of the transparent pipeline (8), and the included angle of the light paths is 90 degrees;
the bottom of the mounting groove (5) is provided with a plurality of groups of retaining walls (16), the left side and the right side of each retaining wall (16) are respectively provided with a left side plane (17) and a right side plane (18), the left side planes (17) are perpendicular to the light path of the light emitting tube (12), and the right side planes (18) are perpendicular to the light path of the light receiving tube (13).
2. The plug-in photoelectric pipeline liquid level sensor structure according to claim 1, wherein: limiting gaps (10) are formed in two sides of the upper portion of the buckle (9), and limiting protrusions (7) on the transparent lower shell (4) are arranged in the corresponding limiting gaps (10).
3. The plug-in photoelectric pipeline liquid level sensor structure according to claim 1, wherein: connecting columns (14) are arranged on two sides of the side edge of the mounting seat (2), and the connecting columns (14) are inserted into corresponding inserting holes (15) on the circuit board (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320357664.8U CN219777964U (en) | 2023-03-02 | 2023-03-02 | Externally hung photoelectric pipeline liquid level sensor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320357664.8U CN219777964U (en) | 2023-03-02 | 2023-03-02 | Externally hung photoelectric pipeline liquid level sensor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219777964U true CN219777964U (en) | 2023-09-29 |
Family
ID=88106837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320357664.8U Active CN219777964U (en) | 2023-03-02 | 2023-03-02 | Externally hung photoelectric pipeline liquid level sensor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219777964U (en) |
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2023
- 2023-03-02 CN CN202320357664.8U patent/CN219777964U/en active Active
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