CN210893287U - NB wet-type does not have magnetism valve accuse water gauge structure - Google Patents

Abstract

The utility model discloses an NB wet-type does not have magnetic valve accuse water gauge structure, contains upper casing, gauge outfit cover, transparent box, PCB circuit board, lower casing, group battery, battery case, wet-type does not have magnetic water gauge base table; an inductor is arranged on the PCB circuit; a circular pointer is arranged on the dial plate of the wet-type non-magnetic water meter base meter; half of the round pointer on the base dial plate of the wet-type non-magnetic water meter is made of plastic, and the other half is made of metal; the inductor on the PCB is matched with the circular pointer on the base meter of the wet-type nonmagnetic water meter to realize nonmagnetic sampling; the PCB is provided with an NB module for uploading the collected water meter flow data to a management center; the lithium battery pack is placed in the battery box to supply power to all functional modules of the PCB; the battery box and the lower shell are fixedly connected through screws. The utility model has the advantages of reasonable design, sealing performance is good, ensures that electronic module effectively works for a long time, and adopts the structure of removable lithium cell, and the battery case is located the casing outside, convenient change.

Description

NB wet-type does not have magnetism valve accuse water gauge structure

Technical Field

The utility model relates to an intelligence water gauge field, specifically speaking involve NB wet-type no magnetism valve accuse water gauge structure.

Background

Water meters are installed indoors in many places of China, and the trouble is brought to users by the fact that the water meters are charged every month when the water meters enter the users for meter reading, the trouble is brought to meter reading personnel, and the unnecessary trouble is caused. The method aims to effectively solve the defects of meter reading and charging in households, improve efficiency and avoid arrearage. Therefore, the outdoor metering beep of the energy consumption meter is higher and higher, especially for high-rise and luxurious residential districts, the outdoor metering of the energy consumption meter is very necessary, and the traditional meter reading mode can not meet the development requirements of residences in future.

Because the placement environment of the water meter is well-grown in a dark and humid hidden environment and cannot be externally connected with a power supply, the current M-BUS BUS communication and short-distance wireless communication technology which dominates the market cannot well meet the requirement of the water meter for automatically reporting data in the aspects of coverage capacity and power consumption. The NB-IoT is just suitable for the low-power-consumption wide area network market, and is expected to realize the low power consumption, low cost, wide coverage range, no need of an ad hoc network, convenient network access and other strict requirements of the intelligent water meter and the terminal of the Internet of things.

The acquisition module in the water meter mostly adopts a reed switch and a Hall element, but both the acquisition module and the Hall element have obvious defects, once the reed switch breaks down, the detection of the fault is quite difficult, and the acquisition module is not suitable for product design with high requirement on the error due to larger error, has short service life and is not suitable for production; hall element is disturbed by magnetic field and electric field easily in work, the utility model discloses a do not have the flow data of magnetism sensing technology acquisition water gauge to adopt wireless communication technique to upload the flow data of water gauge to management center, make things convenient for the dynamic of management department in time to master the water gauge.

Disclosure of Invention

The utility model provides a NB wet-type does not have magnetic valve accuse water gauge structure, this water gauge structure internal design is reasonable, adopts no magnetic sampling to obtain flow data, is equipped with the NB module on the built-in circuit board, can upload to management center with information such as water gauge flow data and water gauge state, makes things convenient for the management department in time to master the developments of water gauge, and the management center is the opening, the closing of the also remote control water gauge valve, really realizes the intelligent management to the table meter.

In order to achieve the above object, the technical solution of the present invention is as follows:

the NB wet-type non-magnetic valve control water meter structure comprises an upper shell, a meter head cover, a transparent box, a PCB circuit board, a lower shell, a battery pack, a battery box and a wet-type non-magnetic water meter base meter; the method is characterized in that: the upper shell is connected with the meter head cover through a rotating shaft; the upper shell is provided with a cylindrical bulge for placing an antenna for wireless transmission; an inductor is arranged on the PCB circuit; a circular pointer is arranged on the dial plate of the wet-type non-magnetic water meter base meter; half of the round pointer on the base dial plate of the wet-type non-magnetic water meter is made of plastic, and the other half is made of metal; the inductor on the PCB is matched with the circular pointer on the base meter of the wet-type nonmagnetic water meter to realize nonmagnetic sampling; the PCB is provided with an NB module for uploading the collected water meter flow data to a management center; the PCB is arranged in the lower shell and is fixed with the lower shell by a buckle; the transparent box is sleeved on the PCB; the lithium battery pack is placed in the battery box; the power line of the lithium battery pack is connected with the PCB through the threading plug of the lower shell to supply power to each functional module of the PCB; the battery box is fixedly connected with the lower shell by screws; the upper and lower shells are fixedly connected by screws;

the utility model has the advantages that:

(1) the utility model discloses NB wet-type does not have magnetic valve accuse water gauge structure, inner structure reasonable in design, and sealing performance is good, ensures that electronic module effectively works for a long time.

(2) The utility model discloses NB wet-type does not have magnetic valve accuse water gauge structure, adopts the structure of removable lithium cell, and the battery case is located the casing outside, the convenient change.

(3) The utility model discloses NB wet-type does not have magnetic valve accuse water gauge structure adopts no magnetic mode to obtain the water gauge flow, does not receive outside strong magnetism to disturb, and the measurement is more accurate.

Drawings

Fig. 1 is the utility model discloses NB wet-type does not have magnetism valve accuse water gauge structure explosion diagram.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to the following description of the specific embodiments and the accompanying drawings.

As shown in figure 1: the NB wet-type non-magnetic valve control water meter structure comprises an upper shell (3), a meter head cover (1), a transparent box (4), a PCB circuit board (5), a lower shell (7), a battery pack, a battery box (8) and a wet-type non-magnetic water meter base meter (9); the upper shell is connected with the meter head cover through a rotating shaft (2); the upper shell is provided with a cylindrical bulge for placing an antenna for wireless transmission; an inductor is arranged on the PCB circuit; a circular pointer is arranged on the dial plate of the wet-type non-magnetic water meter base meter; half of the round pointer on the base dial plate of the wet-type non-magnetic water meter is made of plastic, and the other half is made of metal; the inductor on the PCB is matched with the circular pointer on the base meter of the wet-type nonmagnetic water meter to realize nonmagnetic sampling; the PCB is provided with an NB module for uploading the collected water meter flow data to a management center; the PCB is arranged in the lower shell and is fixed with the lower shell by a buckle; the transparent box is sleeved on the PCB; the lithium battery pack is placed in the battery box; a power line of the lithium battery pack is connected with the PCB through a threading plug (6) of the lower shell to supply power to each functional module of the PCB; the battery box is fixedly connected with the lower shell by screws; the upper shell and the lower shell are fixedly connected by screws.

The utility model discloses an assembly process and work flow are as follows:

the NB wet-type non-magnetic valve control water meter structure is characterized in that a PCB is assembled at a corresponding position in a lower shell, the PCB and the lower shell are fixedly connected by a buckle, a lithium battery pack is assembled in a battery box, a power line of the battery pack is welded on the PCB through a threading plug of the lower shell to supply power to each functional module of the PCB, and the battery box and the lower shell are fixed by screws; sleeving a transparent box on the PCB, and sealing and pouring glue; fixedly connecting the lower shell with a base meter of the wet-type non-magnetic water meter by screws; the upper and lower casing adopts screw fixed connection, goes up the casing and adopts the pivot to be connected with the gauge outfit cover, the utility model discloses a theory of operation as follows:

a round pointer in a wet-type non-magnetic water meter base meter is made of plastic and metal, non-magnetic sampling of the flow of the water meter is performed by matching with an inductor arranged on a PCB circuit board, after flow data is obtained, flow information of the water meter and state information of the water meter are uploaded to a management center through an NB (NB) network by an NB (nuclear magnetic resonance) module on the PCB circuit board, remote meter reading is achieved, and the management center can also remotely control the opening and closing of a valve of the water meter to remotely control the water meter.

Claims (1)

1. The NB wet-type does not have magnetism valve accuse water gauge structure contains casing, gauge outfit lid, transparent box, PCB circuit board, lower casing, group battery, battery case, wet-type does not have magnetism water gauge base table, characterized by: the upper shell and the meter head cover are connected by a rotating shaft; the upper shell is provided with a cylindrical bulge for placing an antenna for wireless transmission; an inductor is arranged on the PCB; a circular pointer is arranged on the dial plate of the wet-type non-magnetic water meter base meter; half of the round pointer on the base dial plate of the wet-type non-magnetic water meter is made of plastic, and the other half is made of metal; the inductor on the PCB is matched with the circular pointer on the base meter of the wet-type nonmagnetic water meter to realize nonmagnetic sampling; the PCB is provided with an NB module for uploading the collected water meter flow data to a management center; the PCB is arranged in the lower shell and is fixed with the lower shell by a buckle; the transparent box is sleeved on the PCB; the battery pack is placed in the battery box; the power cord of the battery pack is connected with the PCB through the threading plug of the lower shell to supply power to each functional module of the PCB; the battery box is fixedly connected with the lower shell by screws; the upper shell and the lower shell are fixedly connected by screws.

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