CN210154630U - Ultrasonic water meter - Google Patents

Abstract

The utility model discloses an ultrasonic water meter and gauge outfit device thereof, gauge outfit device include the watchcase, be provided with battery module in the watchcase, be used for flow calculation's flow totalization module and teletransmission module, flow totalization module includes two ultrasonic transducer, two ultrasonic transducer installs in the both sides that ultrasonic water meter measured the straight tube. The utility model discloses following beneficial effect has: remote meter reading function is realized by adopting remote transmission communication technology; the flow totalizer has a bidirectional metering function. The ultrasonic water meter can well reduce the measurement error and has a simple structure. Because in the actual installation, the space is not enough above the ultrasonic water meter cover, so that the cover is opened difficultly by utilizing a mode of turning over from top to bottom, and the cover can be opened around the rotation of the thin-head screw by pressing and riveting the stud and the thin-head screw through the blind hole, so that the cover is opened simply and conveniently and meets the actual installation requirement.

Description

Ultrasonic water meter

Technical Field

The utility model relates to a water gauge outfit and supersound water gauge thereof, in particular to supersound water gauge.

Background

Ultrasonic water meters have gradually become the first choice for metering liquid media in pipelines, and are a revolution in homogeneous liquid metering, and development trends in the water meter industry. The liquid metering device has the characteristics of no movable part, ultralow initial flow, high precision, no pressure loss and low power consumption, and is widely applied to liquid metering. The corresponding mechanical water meter has the defects of high lower limit flow, poor precision, large pressure loss and incapability of realizing intelligent management. The water meter with the electronic device takes a mechanical water meter as a base meter, and is additionally provided with electronic components, so that the water meter has the functions of sensing and acquiring flow measurement parameters (such as the rotating speed of an impeller), calculating and processing, exchanging data and the like, and can meet the requirements of modern management modes such as automatic reading of water consumption, water fee collection and payment management and the like. However, the disadvantages of high lower limit flow, poor precision, large pressure loss and the like of the machine are overcome in the aspect of metering performance.

The activity space of the installation environment of general supersound water gauge is less, and supersound water gauge table lid top space is not enough, and the required space of the mode of opening that conventional upset from top to bottom or table lid are direct and go up the shell separation is great, need remove the equipment part above the supersound water gauge when needing to open the table lid or dismantle and get off and just can open the table lid, comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an supersound water gauge. The ultrasonic water meter and the meter head device thereof adopt a modular design, have simple structure and convenient maintenance, and the meter cover does not need large moving space for opening and closing, thus being more convenient.

The invention aims to be realized by the following technical scheme:

the utility model provides an ultrasonic water meter, includes gauge outfit device and the survey buret of being connected with the gauge outfit device, the gauge outfit device includes the watchcase, be provided with in the watchcase and be used for providing the battery module of electric energy, be used for flow calculation's the flow totalization module and be used for the teletransmission module of long-range checking meter for the gauge outfit device, the flow totalization module includes two ultrasonic transducer, the watchcase includes upper casing and lower shell, through self-tapping screw fixed connection on surveying the buret between upper casing and the lower shell. The improved plastic watch is characterized in that a watch cover is arranged at the top of the watch case, a blind hole press riveting stud is arranged at the top of the upper shell and is fixed with a thin-head screw in a matched mode, the blind hole press riveting stud is pre-arranged in the upper shell when the upper shell is subjected to injection molding, and a screw cover plate is arranged at the top of the thin-head screw.

By adopting the technical scheme, the flow velocity of the fluid can be detected by measuring the propagation velocity of the ultrasonic wave in the fluid, and the flow can be converted. Namely, different propagation time exists in the same propagation distance, and the flow rate is calculated by utilizing the relation between the propagation speed difference and the flow rate of the measured fluid to convert the flow rate, so that the remote meter reading function is realized. The electric signals output by the two ultrasonic transducers are converted into flow through the flow integrating instrument and then are remotely transmitted through the remote transmission module, so that the ultrasonic water meter is displayed. The flow testing method does not need to utilize a rectifier for rectification, so that the flow testing method is small in measuring error, simple in structure and convenient to install. Fix the watchcase on surveying buret through self-tapping screw, its fixed effect is better, and the fixed degree of difficulty is low. The cooperation between thin-end screw and the blind hole pressure riveting double-screw bolt for it is fixed between last shell and the watchcase, simultaneously, because the blind hole pressure riveting double-screw bolt is in advance in last shell, makes the blind hole pressure riveting double-screw bolt and last shell integration, and stability is better. The screw cover plate can play a role in attractive sealing. Meanwhile, the meter cover can rotate around the blind hole press-riveting stud, so that the meter cover is opened conveniently and simply, and a user can conveniently operate the water meter head device.

The utility model discloses further set up to: and a rubber ring is arranged between the thin-head screw and the upper shell.

After the technical scheme is adopted, the arrangement of the rubber ring enables the connection between the thin-head screw and the blind hole rivet pressing stud to be more stable and prevents the thin-head screw from loosening.

The other purpose of the utility model is realized by the following technical scheme:

the utility model provides an supersound water gauge outfit device, battery module includes the battery case, be provided with the battery in the battery case, sealed glue is irritated around the battery.

After the technical scheme is adopted, the battery is used for supplying power, and the sealant is filled around the battery to play a good sealing role.

The utility model discloses further set up to: the flow totalizer module comprises a flow totalizer die box, the flow totalizer die box is connected with the flow totalizer in a clamping mode, sponge pads are arranged on two sides of the top of the flow totalizer, and the sponge pads are abutted to display screens.

After the technical scheme is adopted, the flow velocity information of the fluid is calculated by the flow integrating instrument to obtain the flow through the setting of the flow integrating instrument. Wherein, the foam-rubber cushion that flow totalizer top set up can keep apart the display screen, and sealed glue when preventing the encapsulating enters into the display screen and causes the display screen to damage or fuzzy.

The utility model discloses further set up to: the remote transmission module comprises a remote transmission module box, a remote transmission module is arranged in the remote transmission module box, and the remote transmission module selects an LoRa or NB-Iot module or adopts RS-485 or M-BUS wired remote transmission.

After the technical scheme is adopted, the flow information generated by the flow integrating instrument through calculation is transmitted through the remote transmission module, so that the purpose of remote meter reading is achieved.

The utility model discloses further set up to: the remote transmission module is connected with the flow integrating instrument, the flow integrating instrument is connected with the battery, and the flow integrating instrument is connected with the ultrasonic transducer through electric wires.

After the technical scheme is adopted, the ultrasonic transducer transmits the flow speed data displayed by the ultrasonic information to the flow integrating instrument through the electric wire. The flow totalizer processes the flow rate information and outputs the flow information to the remote transmission module. The remote transmission module sends information to achieve the purpose of meter reading.

To sum up, the utility model discloses following beneficial purpose has: the electric signal output by the ultrasonic transducer is converted into flow through the flow integrating instrument, and then is remotely transmitted through the remote transmission module, so that the ultrasonic water meter is displayed. The main characteristics are as follows: the battery, the flow integrating instrument and the remote transmission module are combined into respective components and then are uniformly installed on the flow integrating instrument mould box, so that the structure is compact, the assembly line operation is facilitated, and the components such as the battery and the like are convenient to replace; meanwhile, the components are subjected to sealant filling treatment, the protection grade reaches IP68, and the components can work underwater for a long time; remote meter reading function is realized by adopting remote transmission communication technology; the flow totalizer has a bidirectional metering function. The ultrasonic water meter head device can better avoid error influence and has a simple structure. Through the cooperation of blind hole riveting double-screw bolt and thin first screw for the table lid can be rotatory around thin first screw, makes the table lid open simple and conveniently.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a cross-sectional view of the overall structure of an ultrasonic water meter;

FIG. 4 is an enlarged view of area A of FIG. 3;

fig. 5 is a sectional view taken along line B-B in fig. 3.

Reference numerals: 1. a watch case; 101. an upper housing; 102. a lower housing; 2. a battery module; 201. a battery case; 202. a battery; 3. a flow integrating module; 301. a flow totalizer diaphragm capsule; 302. a flow totalizer; 303. an ultrasonic transducer; 304. a sponge cushion; 4. a remote transmission module; 401. a remote module cartridge; 402. a remote transmission module; 5. sealing glue; 6. a display screen; 7. a self-tapping screw; 8. a watch cover; 9. riveting a stud by blind holes; 10. a thin-headed screw; 11. a rubber ring; 12. a screw cover plate; 13. measuring the tube.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

As shown in fig. 1, 2 and 3, an ultrasonic water meter includes a meter head unit and a measurement pipe 13 connected to the meter head unit. The watch head device comprises a watch case 1. The meter case 1 is internally provided with a battery module 2 for supplying electric energy to the meter head device, a flow integrating module 3 for flow calculation and a remote transmission module 4 for remote meter reading.

The flow totalizer module 3 includes a flow totalizer module 301. A flow totalizer 302 for converting flow rate information into flow information is clamped in the flow totalizer module 301. The flow totalizer 302 is connected with two ultrasonic transducers 303 through electric wires, and the two ultrasonic transducers 303 are installed on two sides of the ultrasonic water meter measuring straight pipe.

Optimally, sponge pads 304 are arranged on two sides of the top of the flow totalizer 302, and sealant 5 is filled at the bottom. The two foam pads 304 are commonly abutted with the display screen 6. By arranging the sponge pad 304, the damage or the blurring of the display screen 6 caused by the sealant 5 entering the display screen 6 when the sealant 5 is poured is prevented.

The battery module 2 includes a battery case 201, and a battery 202 is provided in the battery case 201. The battery 202 is connected to the flow totalizer 302 by a wire. With this arrangement, the battery 202 is enabled to power the flow totalizer 302 and to power other components connected to the flow totalizer 302.

Preferably, the battery case 201 is filled with the sealant 5 around the battery.

The remote transmission module 4 comprises a remote transmission module box 401, and a remote transmission module 402 is arranged in the remote transmission module box 401. The remote transmission module 402 is connected with the flow totalizer 302 through a wire. The remote module 402 is filled with sealant 5.

An ultrasonic water meter is shown in fig. 3, which includes a measuring pipe 13 and the meter head device. As shown in fig. 4 and 5, the watchcase 1 includes an upper case 101 and a lower case 102, and the upper case 101 and the lower case 102 are fixed to the measurement pipe 13 by the tapping screws 7.

The top of the watch case 1 is provided with a cover 8. The top of the upper shell 101 is provided with a blind hole rivet pressing stud 9 in advance when the upper shell 101 is subjected to injection molding. The blind hole rivet pressing stud 9 is provided with a thin-head screw 10 in a matching way. Wherein, a rubber ring 11 for preventing the thin head screw 10 from loosening is arranged between the thin head screw 10 and the upper casing 101. The top of the gauge head screw is provided with a screw cover plate 12. The arrangement of the screw cover plate 12 can ensure that the appearance of the watch case 1 is beautiful and the sealing performance is good.

Claims (6)

1. An ultrasonic water meter is characterized in that: the meter comprises a meter head device and a measuring pipe (13) connected with the meter head device, wherein the meter head device comprises a meter shell (1), a battery module (2) used for providing power for the meter head device, a flow integrating module (3) used for flow calculation and a remote transmission module (4) used for remote meter reading are arranged in the meter shell (1), the flow integrating module (3) comprises two ultrasonic transducers (303), the meter shell (1) comprises an upper shell (101) and a lower shell (102), the upper shell (101) and the lower shell (102) are fixedly connected on the measuring pipe (13) through self-tapping screws (7), a meter cover (8) is arranged at the top of the meter shell (1), a blind hole riveting stud (9) is arranged at the top of the upper shell (101), a thin head screw (10) is fixed on the blind hole riveting stud (9) in a matched manner, and the blind hole riveting stud (9) is pre-arranged in the upper shell (101) when the upper shell (101) is injection molded, the top of the thin-head screw (10) is provided with a screw cover plate (12).

2. An ultrasonic water meter as set forth in claim 1, wherein: a rubber ring (11) is arranged between the thin-head screw (10) and the upper shell (101).

3. An ultrasonic water meter as set forth in claim 1, wherein: the battery module (2) comprises a battery box (201), a battery (202) is arranged in the battery box (201), and a sealing glue (5) is poured around the battery (202).

4. An ultrasonic water meter as set forth in claim 3, wherein: flow integrating module (3) are including flow integrating instrument diaphragm capsule (301), the joint has flow integrating instrument (302) in flow integrating instrument diaphragm capsule (301), flow integrating instrument (302) top both sides are provided with foam-rubber cushion (304), foam-rubber cushion (304) butt has display screen (6), sealed glue (5) is irritated to flow integrating instrument (302) bottom.

5. An ultrasonic water meter as set forth in claim 1, wherein: the remote transmission module (4) comprises a remote transmission module box (401), a remote transmission module (402) is arranged in the remote transmission module box (401), and the remote transmission module (402) selects an LoRa or NB-Iot module or adopts RS-485 or M-BUS wired remote transmission.

6. An ultrasonic water meter as set forth in claim 5, wherein: the remote transmission module (402) is connected with the flow integrating instrument (302), the flow integrating instrument (302) is connected with the battery (202), and the flow integrating instrument (302) is connected with the ultrasonic transducer (303) through electric wires.

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