CN217738346U - Shell for correlation flow sensor and correlation flow sensor - Google Patents
Shell for correlation flow sensor and correlation flow sensor Download PDFInfo
- Publication number
- CN217738346U CN217738346U CN202221993541.5U CN202221993541U CN217738346U CN 217738346 U CN217738346 U CN 217738346U CN 202221993541 U CN202221993541 U CN 202221993541U CN 217738346 U CN217738346 U CN 217738346U
- Authority
- CN
- China
- Prior art keywords
- cavity
- detection
- flow sensor
- installation
- housing
- 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
- Measuring Volume Flow (AREA)
Abstract
The utility model relates to the technical field of flow sensors, and provides a housing for an opposite-jet flow sensor and an opposite-jet flow sensor, wherein the housing for the opposite-jet flow sensor comprises an installation part and a detection part, the installation part is connected with the detection part and communicated with the detection part, the detection part extends into an inner cavity of a detection pipeline, and the installation part is installed on the side wall of the detection pipeline; the detection part is internally provided with a first cavity for mounting the detection chip and a second cavity for communicating with the mounting part, and the second cavity is communicated with the first cavity; the installation part is internally provided with a third cavity for glue filling and sealing, and the third cavity is communicated with the second cavity. The utility model provides a traditional flow sensor mostly adopt the principle of reflection to detect fluid flow, at the multiple reflection in-process, ultrasonic energy has some losses, has reduced the sensitivity and the accuracy of sensor, and simultaneously, traditional reflection formula flow sensor installs inconveniently, exists installation error easily, influences the problem of sensor use precision.
Description
Technical Field
The utility model relates to a flow sensor technical field especially relates to a correlation flow sensor is with casing and correlation flow sensor.
Background
The flow sensor is a sensor which can sense the flow of fluid and convert the flow into a usable output signal, and the application of the flow sensor is more and more extensive along with the continuous development of the society at present.
At present, the traditional flow sensor is mostly as shown in the attached drawing 1 in the use process, the flow of fluid is detected by adopting the reflection principle, the energy of ultrasonic waves is lost in the multiple reflection process, so that the sensitivity and the accuracy of the sensor are reduced, meanwhile, in the installation process, the ultrasonic wave transmitting part and the ultrasonic wave receiving part of the traditional flow sensor 1 are arranged corresponding to the reflected interface 2, so that the installation is troublesome, errors easily occur during the installation, and the use accuracy of the sensor is influenced.
Therefore, the housing for the correlation flow sensor and the correlation flow sensor are developed, so that the housing not only has urgent research value, but also has good economic benefit and industrial application potential.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect of the prior art that the aforesaid points out, the utility model provides a casing and correlation flow sensor for correlation flow sensor to solve traditional flow sensor and mostly adopt the principle of reflection to detect fluid flow, at the multiple reflection in-process, ultrasonic energy has the loss, has reduced the sensitivity and the accuracy of sensor, and simultaneously, traditional reflective flow sensor installs trouble, has installation error easily, influences the problem of sensor use precision.
In order to solve the technical problem, the technical scheme of the utility model is that:
a casing for a correlation flow sensor comprises a mounting part and a detection part, wherein the mounting part is connected with and communicated with the detection part, the detection part extends into an inner cavity of a detection pipeline, and the mounting part is mounted on the side wall of the detection pipeline;
a first cavity for mounting a detection chip and a second cavity for communicating with the mounting part are arranged in the detection part, and the second cavity is communicated with the first cavity;
and a third cavity for glue filling and sealing is arranged in the mounting part, and the third cavity is communicated with the second cavity.
As an improved technical scheme, the installation part and the detection part are of an integrally formed structure.
As an improved technical scheme, the detection part is of a columnar structure in appearance;
the end, far away from the second cavity, of the first cavity is of an arc-shaped structure, and the arc-shaped structure is matched with the appearance of the detection chip.
As an improved technical scheme, the size of the first cavity along the flow direction of the detection pipeline medium is smaller than that of the second cavity, a limiting groove for positioning the detection chip is arranged on the side wall of the inner cavity of the detection part and close to the arc-shaped structure of the first cavity, and the limiting groove is communicated with the first cavity and the second cavity.
As an improved technical scheme, a water dividing part is arranged on the outer side wall of the detection part and on one side far away from the first cavity.
As an improved technical scheme, the water dividing part is arranged in a conical structure, and the tip of the conical structure of the water dividing part is arranged against the water flow direction of the detection pipeline.
As an improved technical scheme, the appearance of installation department is cylinder type structure, and with the mounting hole looks adaptation of detection pipeline, the installation department with the department of detection junction border is equipped with the seal groove that is used for installing the sealing member.
As an improved technical scheme, the outer side wall of the mounting part is symmetrically provided with a positioning convex hull, and the positioning convex hull is matched with the positioning groove in the detection pipeline.
The utility model provides a correlation flow sensor, includes the casing, the casing inner chamber is installed and is surveyed the chip, and the filling has the perfusion glue, the wire of surveying the chip passes the inner chamber of casing, and extend to the outside of casing.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
the installation part and the detection part are arranged, the installation part is connected with and communicated with the detection part, the detection part extends into an inner cavity of the detection pipeline, the detection part is oppositely arranged in the installation and use process, and detection chips are arranged in the detection part, so that ultrasonic waves can be directly emitted or received, reflection in the middle process is not needed, energy loss is reduced, the sensitivity and accuracy of detection of the sensor are improved, the installation part is arranged on the side wall of the detection pipeline, and the installation is convenient and quick in use;
the detection chip is convenient to mount by arranging the first cavity in the detection part, the first cavity is communicated with the second cavity, the mounting part is provided with the third cavity, the third cavity is communicated with the second cavity, the arrangement of a connecting wire on the detection chip is convenient due to the communication of the first cavity, the second cavity and the third cavity, and meanwhile, the inner cavity of the whole shell can be filled with filling glue in the third cavity, so that the sealing and the fixing are convenient;
the end, far away from the second cavity, of the first cavity is arranged in an arc structure, the arc structure is matched with the appearance of the detection chip, a limiting groove is formed in the position, close to the arc structure of the first cavity, on the side wall of the inner cavity of the detection part, and the installation and positioning of the detection chip are facilitated by the arrangement of the arc structure and the limiting groove;
the outer side wall of the detection part and one side far away from the first cavity are provided with a water dividing part, the water dividing part is of a conical structure, the tip of the conical structure of the water dividing part is arranged against the water flow direction of the detection pipeline, and fluid in the detection pipeline can be uniformly distributed to the periphery by the arrangement of the water dividing part, so that the impact on the detection part is reduced, meanwhile, the eddy generated at the detection part is reduced, and the detection precision of the sensor is prevented from being influenced;
the sealing groove is arranged on the periphery of the joint of the installation part and the detection part, and the sealing groove can be used for installing sealing elements such as a sealing ring and the like, so that the installation sealing between the installation part and the detection pipeline is realized, and the problem of water leakage in the use process is avoided;
through the symmetry setting location convex closure on the lateral wall of installation department, location convex closure and the location groove looks adaptation on the detection pipeline make things convenient for correlation flow sensor's installation.
To sum up, the utility model provides a casing and correlation flow sensor for correlation flow sensor has solved traditional flow sensor and has mostly adopted the principle of reflection to detect fluid flow, and at the multiple reflection in-process, ultrasonic energy has the loss to some extent, has reduced the sensitivity and the accuracy of sensor, and simultaneously, traditional reflection formula flow sensor installation is troublesome, has installation error easily, influences the problem of sensor use accuracy.
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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of a conventional reflective flow sensor;
FIG. 2 is a schematic view of the installation structure of the correlation flow sensor of the present invention;
FIG. 3 is a schematic structural view of the housing for the correlation flow sensor of the present invention;
FIG. 4 is a schematic structural view of the housing of the correlation flow sensor in another angular direction;
FIG. 5 is a schematic cross-sectional view of the housing for the correlation flow sensor of the present invention;
fig. 6 is a schematic cross-sectional structural view of the correlation flow sensor of the present invention;
reference numerals: 1. traditional flow sensor, 2, the interface of reflection, 3, the installation department, 301, third cavity, 4, detecting part, 401, first cavity, 402, second cavity, 403, spacing recess, 5, detection pipeline, 6, survey the chip, 7, the part of dividing water, 8, seal groove, 9, location convex closure, 10, positioning groove, 11, sealing member, 12, wire, 13, apron.
Detailed Description
The invention will be further described with reference to specific examples. The use and purpose of these exemplary embodiments are to illustrate the invention, not to limit the scope of the invention in any way, and not to limit the scope of the invention in any way.
As shown in fig. 2 to 6, a casing for an opposite-jet flow sensor comprises an installation part 3 and a detection part 4, the installation part 3 is connected with and communicated with the detection part 4, the detection part 4 extends into an inner cavity of a detection pipeline 5, the installation part 3 is installed on a side wall of the detection pipeline 5, in the installation and use process, the detection part 4 is oppositely arranged, and detection chips 6 are installed inside the detection part 4, so that ultrasonic waves can be directly transmitted or received, reflection in the middle process is not needed, energy loss is reduced, and the sensitivity and accuracy of sensor detection are improved, the installation part 3 is installed on the side wall of the detection pipeline 5, and the installation is convenient and rapid in use;
a first cavity 401 for mounting the detection chip 6 and a second cavity 402 for communicating with the mounting part 3 are arranged in the detection part 4, and the second cavity 402 is communicated with the first cavity 401;
be equipped with in the installation department 3 and be used for the sealed third cavity 301 of encapsulating, third cavity 301 and second cavity 402 intercommunication, it surveys chip 6 to be convenient for install through setting up first cavity 401 in detection part 4, first cavity 401 intercommunication second cavity 402, be provided with third cavity 301 at installation department 3, third cavity 301 intercommunication second cavity 402, because first cavity 401, second cavity 402 and third cavity 301 intercommunication, be convenient for survey connecting wire 12's on the chip 6 setting, and simultaneously, the filling is filled to glue and can be filled the inner chamber of whole casing greatly in third cavity 301, and is convenient for seal, and is fixed.
In this embodiment, as shown in fig. 3 to 5, the mounting portion 3 and the detecting portion 4 are integrally formed.
In this embodiment, as shown in fig. 3 to 5, the detecting portion 4 has a cylindrical shape;
the one end that second cavity 402 was kept away from to first cavity 401 is the arc structure setting, and the arc structure and the appearance looks adaptation of surveying chip 6, is convenient for survey the installation of chip 6 through the arc structure setting.
In this embodiment, as shown in fig. 3 to 5, a size of the first cavity 401 along a medium flowing direction of the detection pipeline 5 is smaller than a size of the second cavity 402, in this embodiment, the first cavity 401 is disposed near one side of the detection portion 4, a limiting groove 403 for positioning the detection chip 6 is disposed on an inner cavity side wall of the detection portion 4 and near the arc-shaped structure of the first cavity 401, the limiting groove 403 is communicated with the first cavity 401 and the second cavity 402, and the detection chip 6 is conveniently positioned through the limiting groove 403, so that the detection chip is convenient to mount.
In this embodiment, as shown in fig. 2, 3, 5 and 6, a water dividing portion 7 is disposed on the outer side wall of the detecting portion 4 and on the side far from the first cavity 401.
In this embodiment, as shown in fig. 2, fig. 3, fig. 5, and fig. 6, the water diversion portion 7 is a conical structure, the tip of the conical structure of the water diversion portion 7 is arranged opposite to the water flow direction of the detection pipeline 5, and the fluid in the detection pipeline 5 can be uniformly distributed around by arranging the water diversion portion 7, so that the impact on the detection portion 4 is reduced, the eddy current generated at the position of the detection portion 4 is reduced, and the detection accuracy of the sensor is prevented from being affected.
In this embodiment, as shown in fig. 3 to 6, the installation portion 3 is a cylindrical structure and is matched with the installation hole of the detection pipeline 5, a sealing groove 8 for installing a sealing element 11 is formed around the joint of the installation portion 3 and the detection portion 4, and by arranging the sealing groove 8, the sealing groove 8 can be used for installing the sealing elements 11 such as a sealing ring, so that the installation and sealing between the installation portion 3 and the detection pipeline 5 are realized, and the problem of water leakage in the use process is avoided.
In this embodiment, as shown in fig. 2 to 6, the outer side wall of the mounting portion 3 is symmetrically provided with positioning convex hulls 9, the positioning convex hulls 9 are adapted to positioning grooves 10 on the detection pipeline 5, and the positioning convex hulls 9 are adapted to the positioning grooves 10 on the detection pipeline 5 by setting the positioning convex hulls 9, so that the correlation flow sensor can be conveniently mounted.
In this embodiment, as shown in fig. 2 and fig. 6, an opposite-jet flow sensor includes a housing for an opposite-jet flow sensor, the bottom of the inner cavity of the housing is provided with a detection chip 6, specifically, the detection chip 6 is installed at the arc-shaped structure of the first cavity 401, and the back of the detection chip 6 is clamped into the limit groove 403, and the inner cavity of the housing is filled with filling glue, and is sealed and fixed by the filling glue, and a lead 12 of the detection chip 6 passes through the inner cavity of the housing and extends to the outside of the housing for being connected with peripheral equipment.
For ease of understanding, the working process of the present embodiment is given below:
as shown in fig. 2 to 6, first, the detection chip 6 is installed in the first cavity 401 of the detection part 4, the lead 12 is extended to the outside of the housing, and then, the potting adhesive is filled in the inner cavity of the housing to hermetically fix the detection chip 6, thereby completing the assembly of the correlation flow sensor;
then, the correlation flow sensors are oppositely installed on the detection pipeline 5, the detection part 4 of the correlation flow sensor extends into the inner cavity of the detection pipeline 5, the water diversion part 7 of one of the correlation flow sensors is arranged against the water flow direction, the installation part 3 of the correlation flow sensor is installed in the installation hole arranged on the detection pipeline 5, a sealing part 11 is arranged between the installation part 3 and the installation hole of the detection pipeline 5 for sealing, meanwhile, in the installation process, a positioning convex hull 9 on the outer side wall of the installation part 3 is matched with a positioning groove 10 on the installation hole of the detection pipeline 5, then, a cover plate 13 is pressed on the correlation flow sensor, and the cover plate 13 is fixed on the side wall of the detection pipeline 5 through bolts.
To sum up can, the utility model provides a correlation flow sensor is with casing and correlation flow sensor has solved traditional flow sensor and has mostly adopted the principle of reflection to detect fluid flow, and at the multiple reflection in-process, ultrasonic energy has the loss to some extent, has reduced the sensitivity and the accuracy of sensor, and simultaneously, traditional reflection formula flow sensor installation is troublesome, has installation error easily, influences the problem of sensor use accuracy.
It should be understood that the use of these examples is only for illustrating the present invention and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes, modifications and/or alterations to the present invention may be made by those skilled in the art after reading the technical disclosure of the present invention, and all such equivalents may fall within the scope of the present invention as defined by the appended claims.
Claims (9)
1. A casing for a correlation flow sensor, characterized in that: the device comprises an installation part and a detection part, wherein the installation part is connected with and communicated with the detection part, the detection part extends into an inner cavity of a detection pipeline, and the installation part is installed on the side wall of the detection pipeline;
a first cavity for mounting a detection chip and a second cavity for communicating with the mounting part are arranged in the detection part, and the second cavity is communicated with the first cavity;
and a third cavity for glue filling and sealing is arranged in the mounting part, and the third cavity is communicated with the second cavity.
2. A housing for a correlation flow sensor as defined in claim 1 wherein: the installation department with the detection portion is the integrated into one piece structure.
3. A housing for an opposed flow sensor as defined in claim 1, wherein: the detection part is of a columnar structure;
the end, far away from the second cavity, of the first cavity is of an arc-shaped structure, and the arc-shaped structure is matched with the appearance of the detection chip.
4. A housing for an opposed flow sensor as defined in claim 3, wherein: the size of the first cavity along the flowing direction of the detection pipeline medium is smaller than that of the second cavity, a limiting groove used for positioning the detection chip is arranged on the side wall of the inner cavity of the detection part and close to the arc-shaped structure of the first cavity, and the limiting groove is communicated with the first cavity and the second cavity.
5. A housing for a correlation flow sensor as defined in claim 4 wherein: and a water dividing part is arranged on the outer side wall of the detection part and on one side far away from the first cavity.
6. A housing for a correlation flow sensor as defined in claim 5 wherein: the water dividing part is arranged in a conical structure, and the tip of the conical structure of the water dividing part is arranged against the water flow direction of the detection pipeline.
7. A housing for an opposed flow sensor as defined in claim 1, wherein: the appearance of installation department is cylinder type structure, and with the mounting hole looks adaptation of detection pipeline, the installation department with the detection part junction border is equipped with the seal groove that is used for installing the sealing member.
8. A housing for an opposed flow sensor as defined in claim 1, wherein: the symmetry is equipped with the location convex closure on the lateral wall of installation department, the location convex closure with positioning groove looks adaptation on the detection pipeline.
9. A correlation flow sensor, comprising: the shell of any one of claims 1 to 8, wherein the inner cavity of the shell is provided with a detection chip and is filled with perfusion glue, and a lead of the detection chip penetrates through the inner cavity of the shell and extends to the outer side of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221993541.5U CN217738346U (en) | 2022-07-29 | 2022-07-29 | Shell for correlation flow sensor and correlation flow sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221993541.5U CN217738346U (en) | 2022-07-29 | 2022-07-29 | Shell for correlation flow sensor and correlation flow sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217738346U true CN217738346U (en) | 2022-11-04 |
Family
ID=83813382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221993541.5U Active CN217738346U (en) | 2022-07-29 | 2022-07-29 | Shell for correlation flow sensor and correlation flow sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217738346U (en) |
-
2022
- 2022-07-29 CN CN202221993541.5U patent/CN217738346U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10895480B2 (en) | Static flow meter | |
| CN106525181B (en) | Double-shell ultrasonic transducer with temperature compensation gas | |
| CN217738346U (en) | Shell for correlation flow sensor and correlation flow sensor | |
| CN105509838A (en) | Throw-in type sensor | |
| CN218211614U (en) | Piezoelectric type vibration sensor structure | |
| CN109855789B (en) | Sensor for monitoring surface pressure of underwater small-sized vehicle | |
| CN107576360A (en) | Small-bore ultrasonic water meter | |
| CN201811764U (en) | Anti-scaling ultrasonic flow sensor | |
| CN100363753C (en) | Novel composite earthquake demodulator | |
| CN206399564U (en) | A kind of wireless pressure sensor | |
| CN210570924U (en) | Novel anti-corrosion input type liquid level meter | |
| CN210664620U (en) | Ultrasonic water meter | |
| CN211626623U (en) | Ultrasonic spherical transducer and ultrasonic level meter with same | |
| CN205826048U (en) | A kind of ultrasonic flow transducer structure | |
| CN220671344U (en) | Sensor | |
| WO2021139033A1 (en) | Fixed mounting structure for lining type ultrasonic flowmeter | |
| CN209131763U (en) | A kind of explosion-proof digital gas mass flow meter | |
| CN217504920U (en) | Box cover | |
| CN208297027U (en) | A kind of osmometer | |
| CN105973327A (en) | Ultrasound flow sensor and assembling method thereof | |
| CN217483591U (en) | Novel ultrasonic household meter | |
| CN215726158U (en) | Full-section hydrology flow measuring device | |
| CN105973324A (en) | Sheet type measuring sensor for ultrasonic water meters, heat meters and flow meters and use method of measuring sensor | |
| US4031503A (en) | Anti-corrosion ultrasonic transducer | |
| CN201680866U (en) | Reflection transducer assembly of ultrasound flow meter and heat meter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |