CN213274399U

CN213274399U - Wireless NB-IoT ultrasonic water meter

Info

Publication number: CN213274399U
Application number: CN202022050238.9U
Authority: CN
Inventors: 张文玲
Original assignee: Shandong Xuheng Instrument Co ltd
Current assignee: Shandong Xuheng Instrument Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-05-25
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses a wireless NB-IoT ultrasonic water meter, the novel pipeline comprises a pipeline, be equipped with the ultrasonic wave pipeline section on the pipeline, ultrasonic wave pipeline section and pipeline UNICOM just are equipped with two, two the ultrasonic wave pipeline section is X form cross arrangement, ultrasonic wave pipeline section right side is equipped with the shutoff valve, shutoff valve upside is equipped with the motor, ultrasonic wave pipeline section upper portion is equipped with the casing, be equipped with the water surface board in the casing, water surface board downside is equipped with data processing module, data processing module below is equipped with antenna module, wireless communication module, NB-IoT module, battery compartment in proper order. Has the advantages that: the utility model discloses wireless NB-IoT ultrasonic water meter adopts ultrasonic wave dual track receiving and dispatching mode, and measurement accuracy is high, adopts X shape to set up the mode of alternately measuring flow, makes flow measurement more accurate, the utility model discloses set up sensor, data processing module and wireless NB-IoT transmission module etc. and constituteed intelligent metering device, had functions such as wireless data transmission, remote control.

Description

Wireless NB-IoT ultrasonic water meter

Technical Field

The utility model relates to a water gauge technical field specifically indicates a wireless NB-IoT ultrasonic water gauge.

Background

The ultrasonic water meter is a novel water meter which further calculates the flow of the outlet water by detecting the time difference generated by the change of the speed when the ultrasonic sound beam propagates in the downstream and the upstream in the water and analyzing and processing the flow to obtain the flow rate of the outlet water. The method has the characteristics of low initial flow velocity, wide range ratio, high measurement precision and stable work. The inner part has no moving part and no flow resisting element, is not influenced by impurities in water and has long service life. The output communication function is complete, and the requirements of various communications and wireless networking are met. The water meter has excellent small-flow detection capability, can solve the problems of a plurality of traditional water meters, is more suitable for water-rate gradient charging, is more suitable for saving and reasonably utilizing water resources, and has wide market and use prospects.

The narrowband Internet of Things (NB-IoT) becomes an important branch of the world-wide Internet. The NB-IoT is constructed in a cellular network, only consumes about 180kHz bandwidth, and can be directly deployed in a GSM network, a UMTS network or an LTE network so as to reduce the deployment cost and realize smooth upgrading. NB-IoT is an emerging technology in the IoT domain that supports cellular data connectivity for low power devices over wide area networks, also known as Low Power Wide Area Networks (LPWANs). NB-IoT supports efficient connectivity for devices with long standby time and high requirements for network connectivity while also providing very comprehensive indoor cellular data connectivity coverage.

At present, NB-IoT ultrasonic water meters on the market are all single-channel ultrasonic water meters, as is well known, the flow state of liquid in a pipeline is very complex, and according to the description of characters in fluid mechanics and relevant experimental data, the speed curve of the liquid in the pipeline is required to be in a bullet shape, namely: the middle flow velocity is high, the peripheral flow velocity is low, a single-channel instrument measures a line of the cross section of the pipeline, the flow velocity measured by the measuring line represents the flow velocity of the whole cross section area so as to measure the flow of the pipeline, and therefore the error of a single channel during measurement is usually larger than the actual value; meanwhile, when the user owes the water fee, the water meter lacks an effective control shutdown device.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a simple structure, the practicality is strong, the function is various, excellent in use effect's a wireless NB-IoT ultrasonic water meter.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a wireless NB-IoT ultrasonic water meter, includes the pipeline, be equipped with the ultrasonic wave pipeline section on the pipeline, ultrasonic wave pipeline section and pipeline UNICOM just are equipped with two, two the ultrasonic wave pipeline section is X form cross arrangement, ultrasonic wave pipeline section right side is equipped with the shutoff valve, the shutoff valve upside is equipped with the motor, the motor left side is equipped with drive electric capacity, the motor is equipped with the protection casing with drive electric capacity periphery, the pipeline left end is equipped with the rivers entry, and the right-hand member is equipped with the rivers export, ultrasonic wave pipeline section upper portion is equipped with the casing, casing upper portion is equipped with the water gauge lid articulated with the protection casing, be equipped with the water surface board in the casing, water surface board downside is equipped with data processing module, data processing module below is equipped with antenna module, wireless communication module, NB-.

Furthermore, the end parts of the ultrasonic pipe sections are provided with ultrasonic transceivers, the outer sides of the ultrasonic transceivers are provided with sealing covers, sealing gaskets are arranged between the ultrasonic pipe sections and the sealing covers, the sealing covers are provided with a plurality of hexagon socket nuts used for fixing, and the two ultrasonic pipe sections form a dual-channel measuring group.

Furthermore, a butterfly valve seat is arranged on the lower side of the shut-off valve, a butterfly valve clack is arranged on the butterfly valve seat in a clinging mode, the center of the butterfly valve clack is connected with the output end of the motor, the butterfly valve seat is fixedly connected with a pipeline, and the butterfly valve clack can rotate relative to the butterfly valve seat.

Furthermore, a display screen is arranged on the water surface plate and electrically connected with the data processing module.

Furthermore, a pressure sensor is arranged on the right side of the ultrasonic pipe section and arranged on the inner wall of the pipeline.

Furthermore, the four ultrasonic transceivers, the wireless communication module, the NB-IoT module and the antenna module are all electrically connected with the data processing module.

Furthermore, the output end of the driving capacitor is connected with the motor, and the driving capacitor, the data processing module and the battery compartment are electrically connected.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses wireless NB-IoT ultrasonic water meter adopts ultrasonic wave dual track receiving and dispatching mode, has avoided the single track only to the flow measurement of fluid cross-section, adopts X shape to set up the mode of cross measurement flow, makes the flow measurement more accurate, the utility model discloses set up sensor, data processing module and wireless NB-IoT transmission module etc. and constituteed intelligent metering device, had functions such as wireless data transmission, remote control.

Drawings

Fig. 1 is a schematic structural diagram of a wireless NB-IoT ultrasonic water meter according to the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of an ultrasonic pipe section of a wireless NB-IoT ultrasonic water meter according to the present invention.

FIG. 3 is a schematic view of the structure of the shutoff valve of the wireless NB-IoT ultrasonic water meter of the present invention

FIG. 4 is a schematic diagram of the structure of the wireless NB-IoT ultrasonic water meter for opening and closing the valve

FIG. 5 is a schematic view of the shut-off valve closing structure of the wireless NB-IoT ultrasonic water meter of the present invention

FIG. 6 is a logic diagram of a wireless NB-IoT ultrasonic water meter according to the present invention

As shown in the figure: 1. the device comprises a pipeline, 2, an ultrasonic pipe section, 3, a shut-off valve, 4, a motor, 5, a driving capacitor, 6, a protective cover, 7, a water inlet, 8, a water outlet, 9, a shell, 10, a water meter cover, 11, a water surface plate, 12, a data processing module, 13, an antenna module, 14, a wireless communication module, 15, an NB-IoT module, 16, a battery bin, 17, an ultrasonic transceiver, 18, a sealing cover, 19, a sealing gasket, 20, an inner hexagon nut, 21, a butterfly valve seat, 22, a butterfly valve clack, 23, a display screen, 24 and a pressure sensor.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

The utility model provides a wireless NB-IoT ultrasonic water meter, includes pipeline 1, be equipped with ultrasonic wave pipeline section 2 on the pipeline 1, ultrasonic wave pipeline section 2 just is equipped with two with 1 UNICOM of pipeline, two ultrasonic wave pipeline section 2 is X form cross arrangement, 2 right sides in ultrasonic wave pipeline section are equipped with shutoff valve 3, 3 upsides in shutoff valve are equipped with motor 4, 3 downside in shutoff valve are equipped with butterfly valve seat 21, hug closely be equipped with butterfly valve clack 22 on the butterfly valve seat 21, butterfly valve clack 22 center with the output of motor 4 is connected, butterfly valve seat 21 and pipeline 1 fixed connection, butterfly valve clack 22 is rotatable for butterfly valve seat 21. The utility model discloses a solar water heater, including motor 4, ultrasonic wave pipeline section 2, casing 9, sensor, antenna module 13, wireless communication module 14, NB-IoT module 15, battery compartment, motor 4 and drive capacitor 5 periphery are equipped with protection casing 6, 1 left end of pipeline is equipped with rivers entry 7, and the right-hand member is equipped with rivers export 8, 2 upper portions of ultrasonic wave pipeline section are equipped with casing 9, casing 9 upper portion is equipped with and covers 6 articulated water meter cover 10, be equipped with water surface plate 11 in the casing 9, 11 downside of water surface plate are equipped with data processing module 12, data processing module 12 below is equipped with antenna module 13, wireless communication module 14, NB-. And a display screen 23 is arranged on the water surface plate 11, and the display screen 23 is electrically connected with the data processing module 12. The end parts of the ultrasonic pipe sections 2 are provided with ultrasonic transceivers 17, sealing covers 18 are arranged on the outer sides of the ultrasonic transceivers 17, sealing gaskets 19 are arranged between the ultrasonic pipe sections 2 and the sealing covers 18, the sealing covers 18 are provided with a plurality of hexagon socket nuts 20 used for fixing, and the two ultrasonic pipe sections 2 form a double-channel measuring group. And a pressure sensor 24 is arranged on the right side of the ultrasonic pipe section 2, and the pressure sensor 24 is arranged on the inner wall of the pipeline 1. The four ultrasonic transceivers 17, the wireless communication module 14, the NB-IoT module 15, and the antenna module 13 are all electrically connected to the data processing module 12. The output end of the driving capacitor 5 is connected with the motor 4, and the driving capacitor 5 and the data processing module 12 are electrically connected with the battery compartment.

Example (b): through set up ultrasonic wave pipeline section 2 on pipeline 1, the rivers flow data transfer in the ultrasonic wave transceiver 17 collection pipeline 1 in ultrasonic wave pipeline section 2 carries out data processing to data processing module 12 to the automatic acquisition of water gauge data has been realized, through having avoided the error that the monaural only measured to pipeline 1 cross section one line to the arrangement of two channel ultrasonic wave transceiver X-shaped.

The data processing module 12 and the wireless communication module 14 form a control device, and collected water flow data can be wirelessly transmitted to a remote server through the wireless communication module 14, so that the function of remotely acquiring water meter data is realized, remote meter reading is realized, and meter reading efficiency is improved. The utility model discloses built-in NB-IoT module 15, antenna module 13 make the water gauge have the function of NB-IoT network.

The utility model discloses built-in shut-off valve 3, shut-off valve 3 is driven by drive electric capacity 5, and drive electric capacity 5 charges through the battery compartment, and when the user owes time, by the rotation of data processing module 12 control motor 4, motor 4 drives butterfly valve clack 22 and rotates, and butterfly valve clack 22 and butterfly valve seat 21 cooperate and turn-off the water route to long-range control to the water gauge has been realized.

Still be equipped with pressure sensor 24 on the pipeline 1 inner wall, data transmission to data processing module 12 that pressure sensor 24 gathered then is shown by the display screen 23 on the surface board who. It is understood that the display screen 23 can display information such as accumulated water flow, water pressure, tariff information, etc.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A wireless NB-IoT ultrasonic water meter comprising a conduit, characterized in that: be equipped with the ultrasonic wave pipeline section on the pipeline, the ultrasonic wave pipeline section just is equipped with two with pipeline UNICOM, two the ultrasonic wave pipeline section is X form cross arrangement, ultrasonic wave pipeline section right side is equipped with the shutoff valve, the shutoff valve upside is equipped with the motor, the motor left side is equipped with drive electric capacity, the motor is equipped with the protection casing with drive electric capacity periphery, the pipeline left end is equipped with rivers entry, and the right-hand member is equipped with the rivers export, ultrasonic wave pipeline section upper portion is equipped with the casing, casing upper portion is equipped with the water meter lid articulated with the protection casing, be equipped with the water surface board in the casing, water surface board downside is equipped with data processing module, data processing module below is equipped with antenna module, wireless communication module, NB-IoT module, battery compartment.

2. The wireless NB-IoT ultrasonic water meter as set forth in claim 1, wherein: the ultrasonic wave pipe section end all is equipped with the ultrasonic transceiver, the ultrasonic transceiver outside is equipped with sealed lid, be equipped with seal gasket between ultrasonic wave pipe section and the sealed lid, be equipped with a plurality of hexagon socket head nuts that are used for fixing on the sealed lid, two the ultrasonic wave pipe section is constituteed the double track and is measured the group.

3. The wireless NB-IoT ultrasonic water meter as set forth in claim 1, wherein: the lower side of the shutoff valve is provided with a butterfly valve seat, a butterfly valve clack is arranged on the butterfly valve seat in a clinging mode, the center of the butterfly valve clack is connected with the output end of the motor, the butterfly valve seat is fixedly connected with a pipeline, and the butterfly valve clack can rotate relative to the butterfly valve seat.

4. The wireless NB-IoT ultrasonic water meter as set forth in claim 1, wherein: the water surface plate is provided with a display screen, and the display screen is electrically connected with the data processing module.

5. The wireless NB-IoT ultrasonic water meter as set forth in claim 2, wherein: and a pressure sensor is arranged on the right side of the ultrasonic pipe section and arranged on the inner wall of the pipeline.

6. The wireless NB-IoT ultrasonic water meter as set forth in claim 5, wherein: the four ultrasonic transceivers, the wireless communication module, the NB-IoT module, the antenna module and the pressure sensor are all electrically connected with the data processing module.

7. The wireless NB-IoT ultrasonic water meter as set forth in claim 1, wherein: the output end of the driving capacitor is connected with the motor, and the driving capacitor, the data processing module and the battery bin are electrically connected.