CN216718198U - Pipeline water flow detection device - Google Patents
Pipeline water flow detection device Download PDFInfo
- Publication number
- CN216718198U CN216718198U CN202122733680.6U CN202122733680U CN216718198U CN 216718198 U CN216718198 U CN 216718198U CN 202122733680 U CN202122733680 U CN 202122733680U CN 216718198 U CN216718198 U CN 216718198U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- water flow
- detection device
- flow detection
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Abstract
The utility model discloses a pipeline water flow detection device which comprises a shell, a first water flow detection device and a second water flow detection device, wherein the shell is provided with an installation notch, and a first through hole and a second through hole are formed in the installation notch; the mounting piece is inserted into the mounting notch and forms a pipeline receiving position with the shell; the light emitter is positioned in the shell and emits light to the water pipe in the pipeline containing position through the first through hole; the light receiver is positioned in the shell and is exposed out of the pipeline accommodating position through the second through hole; the pipeline water flow detection device is arranged on the periphery of the transparent pipeline by the installation and matching of the installation part and the shell, light rays are emitted to the transparent pipeline in the pipeline containing position by the aid of the light emitter, the characteristic that the light rays have different refractive indexes when passing through different media is utilized, whether water flows through the transparent pipeline is judged by the aid of whether the light rays are received by the light receiver, and the pipeline water flow detection device is simple to operate, high in detection accuracy, stable and reliable; moreover, the installation piece is inserted in the installation notch, so that the operation is simple and the installation is convenient.
Description
Technical Field
The utility model relates to the technical field of water flow detection, in particular to a pipeline water flow detection device.
Background
In daily life and production, some electrical appliances (such as instant electric water heaters, water dispensers and other electrical appliances) need to detect water flow in a water pipe to obtain corresponding signals so as to perform corresponding operations. Currently, a float sensor is generally used to detect water flow.
However, the floating magnetic sensor is a magnetic core used inside, so that the magnetism in water can be slowly demagnetized for a long time, the performance is unstable, the magnetism of the magnetic core is also related to the water temperature, the higher the water temperature is, the faster the demagnetization is, if the magnetic core is demagnetized, the problem in detection can be caused, the subsequent detection accuracy is influenced, and the use is not facilitated. And the operation of installing the floating magnetic sensor to the water pipe is complicated and cumbersome, and the installation is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pipeline water flow detection device, and aims to solve the technical problem that the pipeline water flow detection device in the prior art is inconvenient to install.
In order to achieve the purpose, the technical scheme of the utility model comprises the following steps:
the utility model provides a pipeline water flow detection device which comprises a shell, a first water flow detection device and a second water flow detection device, wherein the shell is provided with an installation notch, and a first through hole and a second through hole are formed in the installation notch; the mounting piece is inserted into the mounting notch and forms a pipeline accommodating position with the shell; the light emitter is positioned in the shell and emits light to the water pipe in the pipeline containing position through the first through hole; the light receiver is positioned in the shell and is exposed to the pipeline receiving position through the second through hole.
Compared with the prior art, the periphery of the transparent pipeline is surrounded by the mounting notch of the shell, the mounting piece is matched with the shell in mounting, the pipeline water flow detection device is mounted on the periphery of the transparent pipeline, light rays are emitted to the transparent pipeline in the pipeline storage position by the aid of the light emitter, the characteristic that the light rays have different refractive indexes when passing through different media is utilized, whether the light rays flow through the transparent pipeline is judged by the aid of whether the light rays are received by the light receiver, and the pipeline water flow detection device is simple to operate, high in detection accuracy, stable and reliable; moreover, the installation piece is inserted in the installation notch, so that the operation is simple and the installation is convenient.
In one embodiment, when the pipeline is in a water-free state, the optical transmitter and the optical receiver are in the same optical path; when the pipeline is in a water state, the light emitter and the light receiver are not positioned on the same light path; the second through hole is arranged corresponding to the light receiver.
In another embodiment, when the pipeline is in a water state, the light emitter and the light receiver are positioned on the same light path; when the pipeline is in a water-free state, the light emitter and the light receiver are not positioned on the same light path;
the second through hole is arranged corresponding to the light receiver.
In a preferred embodiment, the shell is internally provided with a receiving cavity which is communicated with the first through hole and the second through hole; the pipeline water flow detection device also comprises a circuit board, wherein the circuit board is arranged in the containing cavity; the circuit board is provided with the light emitter and the light receiver.
Furthermore, a limiting groove is arranged on the circuit board; accomodate the intracavity and be equipped with the stopper, the stopper with the spacing groove corresponds the setting.
Further, the shell is also provided with an electric wire through hole, and the electric wire through hole is communicated with the containing cavity.
In a preferred embodiment, two opposite outer sides of the mounting part are provided with mounting clamping protrusions; the double-phase inside side of installation breach all is equipped with the installation screens, the installation screens with the protruding setting of installation card.
Furthermore, two outer sides of the mounting piece are provided with positioning blocks; positioning grooves are formed in the two inner side edges of the installation notch and correspond to the positioning blocks; the locating slot extends from the periphery of the shell to the pipeline containing position.
In a preferred embodiment, an opening is formed in one side, facing the pipeline containing position, of the mounting piece, and elastic glue is arranged in the opening; when the installation part is inserted into the installation notch, the elastic glue is abutted and contacted with the pipeline in the pipeline storage position.
In a preferred embodiment, the housing is made of a light-impermeable material.
For a better understanding and practice, the utility model is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of a water flow detection device for a pipeline;
FIG. 2 is a front view of the plumbing water flow detection arrangement;
FIG. 3 is a schematic view of the plumbing water flow detection arrangement mounted to a transparent pipe;
FIG. 4 is an exploded view of the plumbing water flow sensing arrangement mounted to a transparent pipe;
FIG. 5 is a schematic view of the piping water flow detecting device of embodiment 1;
fig. 6 is a schematic view of the piping water flow detecting device of embodiment 2.
Description of reference numerals:
100-shell, 100 a-shell body, 100 b-cover plate, 110-installation gap, 111-first through hole, 112-second through hole, 113-installation clamping position, 114-positioning groove, 120-containing cavity, 121-limiting block, 122-wire through hole, 200-installation part, 210-installation clamping protrusion, 220-positioning block, 230-opening, 30-pipeline containing position, 300-transparent pipeline, 400-circuit board, 410-light emitter, 420-light receiver, 430-limiting groove.
Detailed Description
In order to better illustrate the utility model, the utility model is described in further detail below with reference to the accompanying drawings.
It should be understood that the embodiments described are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.
The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the present application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the application, as detailed in the appended claims. In the description of the present application, it is to be understood that the terms "first," "second," "third," and the like are used solely for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order, nor is it to be construed as indicating or implying relative importance. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
Further, in the description of the present application, "a plurality" means two or more unless otherwise specified. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.
The utility model provides a pipeline water flow detection device which can be installed on the periphery of a transparent pipeline, utilizes the characteristic that light rays have different refractive indexes when passing through different media, judges whether water flows through the transparent pipeline by judging whether a light receiver receives the light rays emitted by a light emitter or not, and has the advantages of simple operation and high detection accuracy.
Example 1
As shown in fig. 1 to 5, specifically, the pipe water flow detecting device includes a housing 100 having an installation notch 110, wherein the installation notch 110 is provided with a first through hole 111 and a second through hole 112; a mounting member 200 inserted into the mounting notch 110 and forming a pipe receiving position 30 with the housing 100; a light emitter 410 positioned in the housing 100, the light emitter 410 emitting light to the water pipe in the pipe receiving position 30 through the first through hole 111; a light receiver 420 located in the housing 100, wherein the light receiver 420 is exposed to the conduit receiving position 30 through the second through hole 112.
According to the utility model, the installation notch 110 of the shell 100 surrounds the periphery of the transparent pipeline 300, and the installation part 200 is matched with the shell 100 in an installation manner, so that the pipeline water flow detection device is installed on the periphery of the transparent pipeline 300, the light emitter 410 emits light rays to the transparent pipeline 300 in the pipeline containing position 30, the characteristic that the light rays have different refractive indexes when passing through different media is utilized, and whether water flows through the transparent pipeline 300 is judged by judging whether the light rays are received by the light receiver 420, so that the operation is simple, the detection accuracy is high, and the stability and reliability are realized; moreover, the installation piece 200 is inserted into the installation notch 110, so that the operation is simple and the installation is convenient.
In one embodiment, as shown in fig. 5, when the pipe is in a non-water state (i.e. when no water flows through the transparent pipe 300, the inside of the transparent pipe 300 is in a vacant state, and the medium is air), the optical transmitter 410 and the optical receiver 420 are located on the same optical path, the optical transmitter 410 transmits light to the pipe storage position 30, the light is refracted for the first time when entering the transparent pipe 300, the light is refracted for the second time when exiting the transparent pipe 300, so as to form a first optical path, and the optical receiver 420 located on the first optical path generates a high-level signal when receiving the light transmitted by the optical transmitter 410, which indicates that no water flows through the transparent pipe 300;
when the pipe is in a water state (that is, when water flows in the transparent pipe 300, the inside of the transparent pipe 300 is filled with water, and the medium is water), the light emitter 410 emits light to the pipe storage position 30, the light is refracted for the first time when entering the transparent pipe 300, and the light is refracted for the second time when exiting the transparent pipe 300, so as to form a second light path, because the medium in the transparent pipe 300 is changed, the refractive indexes are different, the light emitter 410 and the light receiver 420 are not located on the same light path, and the light receiver 420 located on the first light path cannot receive the light emitted by the light emitter 410, so as to generate a low level signal, which indicates that water flows in the transparent pipe 300.
It should be noted that the optical receiver 420 may generate a high level signal or a low level signal after receiving the optical signal, which may be determined according to an actual circuit, and the present invention is not limited thereto.
In addition, the present invention can be used as a liquid level detecting device, which is installed at a corresponding position in the transparent pipe 300, and detects the liquid level by detecting whether water flows through the position.
Further, the transverse cross section of the pipe water flow detection device is circular, and at this time, the first through hole 111 and the second through hole 112 are symmetrically distributed about the diameter of the pipe water flow detection device.
In one embodiment, the housing 100 has a receiving cavity 120 therein, and the receiving cavity 120 is communicated with the first through hole 111 and the second through hole 112; the pipeline water flow detection device further comprises a circuit board 400, wherein the circuit board 400 is installed in the containing cavity 120; the circuit board 400 has the optical transmitter 410 and the optical receiver 420 mounted thereon. The present invention improves the accuracy of the optical path and simplifies the mounting process by mounting the optical transmitter 410 and the optical receiver 420 on the same circuit board 400.
The housing 100 includes a housing body 100a and a cover plate 100b, and the cover plate 100b is connected to the housing body 100a to enclose the receiving cavity 120.
Further, a limiting groove is formed on the circuit board 400; a limiting block 121 is arranged in the accommodating cavity 120, and the limiting block 121 is arranged corresponding to the limiting groove 430; according to the utility model, the limiting matching of the limiting block 121 and the limiting groove 430 enables the light emitter 410 to be aligned with the first through hole 111 and the light receiver 420 to be aligned with the second through hole 112 when the circuit board 400 is placed in the accommodating cavity 120. Meanwhile, light emitted by the light emitter 410 can enter the pipeline storage position 30 only after passing through the first through hole 111, so that the problem of light divergence is effectively solved, and the detection precision is improved.
Further, the housing 100 further has a wire through hole 122, and the wire through hole 122 is communicated with the receiving cavity 120; so that the electric wires of the circuit board 400 are protruded out of the housing 100 through the electric wire through holes 122.
In one embodiment, the mounting member 200 has mounting protrusions 210 on two opposite lateral sides; the two inner sides of the installation notch 110 are provided with installation clamping positions 113, and the installation clamping positions 113 are arranged corresponding to the installation clamping protrusions 210; the mounting part 200 and the shell 100 are fixedly mounted through the snap fit of the mounting clamping protrusions 210 and the mounting clamping positions 113.
Further, two opposite outer sides of the mounting member 200 are provided with positioning blocks 220; positioning grooves 114 are formed in two opposite inner sides of the installation notch 110, and the positioning grooves 114 are arranged corresponding to the positioning blocks 220; the positioning groove 114 extends from the periphery of the housing 100 to the direction of the pipe receiving portion 30. According to the utility model, the positioning block 220 and the positioning groove 114 are used for positioning, so that the positions of the installation clamping protrusion 210 and the installation clamping position 113 can be determined after the positioning groove 114 and the positioning block 220 are positioned and aligned, and quick installation is realized.
Preferably, the mounting protrusion 210 is disposed adjacent to the mounting protrusion 210.
In a preferred embodiment, an opening 230 is provided on a side of the mounting member 200 facing the pipe receiving position 30, and an elastic glue is provided in the opening 230; when the mounting member 200 is inserted into the mounting notch 110, the elastic glue is in abutting contact with the pipeline in the pipeline accommodating position 30; the utility model utilizes the elastic glue to better position and fix the pipeline and prevent the pipeline from loosening.
In a preferred embodiment, the housing 100 is made of an opaque material, so as to effectively prevent external light from entering the duct receiving portion 30 to cause interference, thereby improving detection accuracy.
Example 2
The position of the second through hole 112 of this embodiment is changed from that of embodiment 1, as shown in fig. 6, when the pipe is in a water state (i.e. when there is water flow in the transparent pipe 300, the inside of the transparent pipe 300 is filled with water, and the medium is water), the light emitter 410 and the light receiver 420 are located on the same light path; when the pipeline is in a water-free state, the optical transmitter 410 and the optical receiver 420 are not in the same optical path; the second through hole 112 is disposed corresponding to the optical receiver 420.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and modifications and variations of the present invention are also intended to fall within the scope of the appended claims. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. A pipeline water flow detection device, comprising:
the device comprises a shell, a first connecting piece and a second connecting piece, wherein the shell is provided with an installation notch, and a first through hole and a second through hole are formed in the installation notch;
the mounting piece is inserted into the mounting notch and forms a pipeline accommodating position with the shell;
the light emitter is positioned in the shell and emits light to the water pipe in the pipeline containing position through the first through hole;
the light receiver is positioned in the shell and is exposed to the pipeline receiving position through the second through hole.
2. The pipeline water flow detection device according to claim 1, wherein:
when the pipeline is in a water-free state, the light emitter and the light receiver are positioned on the same light path;
when the pipeline is in a water state, the light emitter and the light receiver are not positioned on the same light path;
the second through hole is arranged corresponding to the light receiver.
3. The pipeline water flow detection device according to claim 1, wherein:
when the pipeline is in a water state, the light emitter and the light receiver are positioned on the same light path;
when the pipeline is in a water-free state, the light emitter and the light receiver are not positioned on the same light path;
the second through hole is arranged corresponding to the light receiver.
4. The pipeline water flow detection device according to claim 1, wherein:
a containing cavity is formed in the shell and is communicated with the first through hole and the second through hole;
the pipeline water flow detection device also comprises a circuit board, wherein the circuit board is arranged in the containing cavity; the circuit board is provided with the light emitter and the light receiver.
5. The pipeline water flow detection device according to claim 4, wherein:
the circuit board is provided with a limiting groove;
accomodate the intracavity and be equipped with the stopper, the stopper with the spacing groove corresponds the setting.
6. The pipeline water flow detection device according to claim 4, wherein:
the shell is also provided with an electric wire through hole, and the electric wire through hole is communicated with the containing cavity.
7. The pipeline water flow detection device according to claim 1, wherein:
the two outer sides of the mounting part are provided with mounting clamping protrusions;
the double-phase inside edge that installs the breach all is equipped with the installation screens, the installation screens with the protruding setting that corresponds of installation card.
8. The pipeline water flow detection device according to claim 7, wherein:
the two outer sides of the mounting piece are provided with positioning blocks;
positioning grooves are formed in two opposite inner sides of the mounting notch and correspond to the positioning blocks; the locating slot extends from the periphery of the shell to the pipeline containing position.
9. The pipeline water flow detection device according to claim 1, wherein:
an opening is formed in one side, facing the pipeline containing position, of the mounting piece, and elastic glue is arranged in the opening;
when the installation part is inserted into the installation notch, the elastic glue is abutted and contacted with the pipeline in the pipeline storage position.
10. The pipeline water flow detection device according to claim 1, wherein:
the shell is made of light-proof materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122733680.6U CN216718198U (en) | 2021-11-09 | 2021-11-09 | Pipeline water flow detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122733680.6U CN216718198U (en) | 2021-11-09 | 2021-11-09 | Pipeline water flow detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216718198U true CN216718198U (en) | 2022-06-10 |
Family
ID=81879706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122733680.6U Active CN216718198U (en) | 2021-11-09 | 2021-11-09 | Pipeline water flow detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216718198U (en) |
-
2021
- 2021-11-09 CN CN202122733680.6U patent/CN216718198U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR9811872A (en) | Flow meter system usable with water treatment device | |
| CA3005882C (en) | Visual liquid level indicator | |
| KR101965864B1 (en) | Apparatus for detecting leakage of oil base liquid | |
| US20140203200A1 (en) | Device for detecting the state of a mounting of a coil on an electrovalve | |
| CN106679827B (en) | Pyroelectric infrared sensing device and electric appliance | |
| CN216718198U (en) | Pipeline water flow detection device | |
| EP1079207B1 (en) | Magnetic rotary sensor | |
| US7520167B2 (en) | Fuel level gauge for use in automobile | |
| KR102029359B1 (en) | Sensing method for detecting leakage of oil base liquid apparatus | |
| CN101414515B (en) | Method and apparatus for detecting contact position | |
| CN216387407U (en) | Pipeline water flow detection device | |
| CN212410445U (en) | Liquid detection device | |
| KR20190014428A (en) | Leak sensor using light source | |
| CN216927107U (en) | Water flow detection device | |
| CN218567637U (en) | Pipeline water flow sensor | |
| CN210268832U (en) | Non-contact optical liquid level sensor device | |
| KR102006409B1 (en) | Liquid leakage sensor with sensitivity adjustment function | |
| CN217819210U (en) | Liquid leakage detection device | |
| CN213874552U (en) | Liquid level sensor | |
| CN210108428U (en) | Flow meter | |
| CN218567636U (en) | Pipeline water flow sensor | |
| CN218180069U (en) | Liquid level detection device | |
| CN215771626U (en) | Instrument input jack structure of easily assembling | |
| CN218679026U (en) | Double-probe proximity sensor | |
| CN218724543U (en) | Photoelectric sensor for sewage tank and sewage tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |