CN216483279U - High accuracy NB-IOT ultrasonic water meter - Google Patents
High accuracy NB-IOT ultrasonic water meter Download PDFInfo
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- CN216483279U CN216483279U CN202220128910.8U CN202220128910U CN216483279U CN 216483279 U CN216483279 U CN 216483279U CN 202220128910 U CN202220128910 U CN 202220128910U CN 216483279 U CN216483279 U CN 216483279U
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Abstract
The utility model discloses a high accuracy NB-IOT ultrasonic water meter, the integrator is arranged in the shell, the side wall of the shell is provided with a fastening screw connected with the side wall of the transducer, the tube walls of the two end parts of the ultrasonic flow sensor pipeline are provided with the transducers, the inner part of the ultrasonic flow sensor pipeline is provided with a rectifying device, the reflecting component of the inner part of the ultrasonic flow sensor pipeline is provided with a screwed joint connected with the water pipe pipeline, the inner design structure of the water meter is simple, no moving part is arranged, the inner structure is simple, no moving part is arranged, the metering precision is not influenced by the abrasion of the parts after long-term use, the connection and the installation are flexible, the maintenance and the maintenance of the whole meter are convenient, the precision of the whole meter can be ensured, the metering is facilitated, and the service life is prolonged, the ultrasonic water meter is suitable for metering of household ultrasonic water meters.
Description
Technical Field
The utility model relates to a water gauge technical field specifically is a high accuracy NB-IOT ultrasonic water gauge.
Background
As is known, the traditional water meter mostly adopts a mechanical impeller type or a rotary wing type and the like, the flow is calculated by a calculator through collecting the rotating number of turns of an impeller according to the direct proportion of the rotating number of turns of the impeller and the flow, but because all transmission parts in the water meter are made of plastic materials, mechanical abrasion exists in long-term use, the traditional mechanical water meter has the defects of short service life, complex structure and the like, the measurement precision is reduced particularly due to the abrasion of the impeller and the like, in addition, the range ratio of the mechanical water meter is difficult to achieve more than 1:160, the water consumption is lower than the minimum flow of the mechanical water meter, the water meter impeller does not rotate, metering cannot be carried out, and loss is brought to a user.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems with existing high precision NB-IOT ultrasonic water meters.
Therefore, the utility model aims at providing a high accuracy NB-IOT ultrasonic water meter, the simple nothing moving part of internal design structure, the low pressure loss, the simple nothing moving part of internal structure, long-term the use does not have the part wearing and tearing influence measurement accuracy, has the connection, the installation is nimble, and the maintenance is maintained conveniently in the whole table, can ensure whole table precision, does benefit to the measurement, increase of service life is applicable to the measurement of family at ultrasonic water meter.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a high accuracy NB-IOT ultrasonic water meter, comprising:
the integrator is arranged inside the shell;
the side wall of the shell is provided with a fastening screw connected with the side wall of the transducer;
the ultrasonic flow sensor comprises an ultrasonic flow sensor pipeline, wherein transducers are arranged on pipe walls of two end parts of the ultrasonic flow sensor pipeline, a rectifying device is arranged inside the ultrasonic flow sensor pipeline, a reflection assembly is arranged inside the ultrasonic flow sensor pipeline, and threaded joints connected with water pipe pipelines are arranged at two ends of the ultrasonic flow sensor pipeline.
As a preferred scheme of a high accuracy NB-IOT ultrasonic water gauge, wherein, reflection component is including setting up respectively in fairing both sides and being located the reflecting plate bracket of transducer output below and setting up in the stainless steel reflecting plate of reflecting plate bracket lateral wall.
As a preferred scheme of a high accuracy NB-IOT ultrasonic water meter, wherein, the inside of ultrasonic flow sensor pipeline is provided with the collar, the inside of casing is provided with the fastener, the output of fastener is twisted the inside of ultrasonic flow sensor pipeline and with the outer wall connection of collar.
As a preferred scheme of a high accuracy NB-IOT ultrasonic water meter, wherein, fairing sets up in the inside of collar, fairing's outer wall is provided with the fixed head of embedding collar inner wall.
As a preferred scheme of a high accuracy NB-IOT ultrasonic water meter, wherein, the lateral wall of reflecting plate bracket is provided with the draw-in groove with the stainless steel reflecting plate chucking, the lateral wall setting of reflecting plate bracket compresses tightly the stainless steel reflecting plate at the inside fastening button of draw-in groove.
Compared with the prior art, the utility model discloses the beneficial effect who has is: this water gauge internal design simple structure does not have any moving part, and low pressure loss, internal structure are simple does not have any moving part, and long-term the use does not have the part wearing and tearing to influence the measurement accuracy, has to connect, the installation is nimble, and the whole table is overhauld and is maintained conveniently, can ensure whole table accuracy, does benefit to the measurement, increase of service life is applicable to the measurement of ultrasonic water gauge at family.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, 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 labor. Wherein:
fig. 1 is a schematic structural view of a high-precision NB-IOT ultrasonic water meter according to the present invention;
fig. 2 is the utility model relates to a high accuracy NB-IOT ultrasonic water meter ultrasonic wave flow sensor pipeline section partial structure sketch map.
100. An integrator; 200. a housing; 300. an ultrasonic flow sensor conduit; 310. a threaded joint; 320. a transducer; 330. a reflective component; 331. a baffle bracket; 332. a stainless steel reflective plate; 333. fastening the button; 334. a card slot; 400. a rectifying device; 410. a fixed head; 420. a fastener; 430. and (7) installing a ring.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a high accuracy NB-IOT ultrasonic water meter, interior design simple structure does not have any moving part, low pressure loss, and interior simple structure does not have any moving part, uses for a long time and does not have the part wearing and tearing to influence measurement accuracy, has the connection, the installation is nimble, and the maintenance is maintained conveniently in the whole table, can ensure whole table precision, does benefit to the measurement, increase of service life is applicable to the measurement of ultrasonic water meter at the family.
Fig. 1-2 show a schematic structural diagram of an embodiment of a high-precision NB-IOT ultrasonic water meter according to the present invention, please refer to fig. 1-2, and a main body of the high-precision NB-IOT ultrasonic water meter includes an integrator 100, a housing 200, and an ultrasonic flow sensor pipe 300.
The integrator 100 is arranged inside the shell 200, and the flow is calculated through a calculating chip on the integrator 100;
the side wall of the shell 200 is provided with a fastening screw connected with the side wall of the transducer 320, and the whole shell 200 is protected;
the two end pipe walls of the ultrasonic flow sensor pipeline 300 are provided with transducers 320, the inside of the ultrasonic flow sensor pipeline 300 is provided with a rectifying device 400, the inside of the ultrasonic flow sensor pipeline 300 is provided with a reflection assembly 330, the two ends of the ultrasonic flow sensor pipeline 300 are provided with threaded joints 310 connected with a water pipe, the axes of the two transducers 320 are perpendicular to the central axis, the included angle is 90 degrees, so that the pair of ultrasonic transducers 320 alternately receive and transmit ultrasonic waves in opposite directions, the integrator 100 indirectly measures the flow velocity of fluid by measuring the difference of the forward flow propagation time and the reverse flow propagation time of the ultrasonic waves in a medium, and then calculates the flow rate;
a mounting ring 430 is arranged inside the ultrasonic flow sensor pipeline 300, a fastener 420 is arranged inside the shell 200, an output end of the fastener 420 is screwed into the ultrasonic flow sensor pipeline 300 and is connected with the outer wall of the mounting ring 430, the rectifying device 400 is arranged inside the mounting ring 430, a fixing head 410 embedded in the inner wall of the mounting ring 430 is arranged on the outer wall of the rectifying device 400, and current conversion is carried out through the rectifying device 400, so that the current of the water meter is stable;
With reference to fig. 1-2, a high-precision NB-IOT ultrasonic water meter according to this embodiment is specifically used in a process that axes of two transducers 320 are perpendicular to a central axis of an ultrasonic flow sensor pipe 300, so that a pair of ultrasonic transducers 320 alternately transmit and receive ultrasonic waves in opposite directions, an integrator 100 indirectly measures a flow velocity of a fluid by measuring a forward flow and reverse flow propagation time difference of the ultrasonic waves in a medium, and calculates a flow rate by a flow velocity.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. A high accuracy NB-IOT ultrasonic water meter, characterized by, includes:
an integrator (100), the integrator (100) being disposed inside a housing (200);
the side wall of the shell (200) is provided with a fastening screw connected with the side wall of the transducer (320);
ultrasonic flow sensor pipeline (300), be provided with transducer (320) on the both ends pipe wall of ultrasonic flow sensor pipeline (300), the inside of ultrasonic flow sensor pipeline (300) is provided with fairing (400), reflection component (330) of the inside of ultrasonic flow sensor pipeline (300), the both ends of ultrasonic flow sensor pipeline (300) are provided with screwed joint (310) with water pipe line connection.
2. A high accuracy NB-IOT ultrasonic water meter in accordance with claim 1, wherein the reflector assembly (330) comprises a reflector plate bracket (331) and a stainless steel reflector plate (332) disposed on the side wall of the reflector plate bracket (331) below the output end of the transducer (320) and disposed on both sides of the rectifying means (400).
3. A high precision NB-IOT ultrasonic water meter as set forth in claim 2, wherein said ultrasonic flow sensor tube (300) is internally provided with a mounting ring (430), and said housing (200) is internally provided with a fastener (420), the output end of said fastener (420) being screwed into the interior of the ultrasonic flow sensor tube (300) and connected to the outer wall of the mounting ring (430).
4. A high accuracy NB-IOT ultrasonic water meter as claimed in claim 3, wherein the fairings (400) are disposed inside the mounting ring (430), and the outer wall of the fairings (400) is provided with a fixing head (410) embedded in the inner wall of the mounting ring (430).
5. A high precision NB-IOT ultrasonic water meter as claimed in claim 4, wherein said reflector plate holder (331) side wall is provided with a locking slot (334) for locking said stainless steel reflector plate (332), said reflector plate holder (331) side wall is provided with a locking button (333) for locking said stainless steel reflector plate (332) inside said locking slot (334).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220128910.8U CN216483279U (en) | 2022-01-18 | 2022-01-18 | High accuracy NB-IOT ultrasonic water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220128910.8U CN216483279U (en) | 2022-01-18 | 2022-01-18 | High accuracy NB-IOT ultrasonic water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216483279U true CN216483279U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220128910.8U Active CN216483279U (en) | 2022-01-18 | 2022-01-18 | High accuracy NB-IOT ultrasonic water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216483279U (en) |
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2022
- 2022-01-18 CN CN202220128910.8U patent/CN216483279U/en active Active
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