阅读说明：本技术 一种智能数据采集和自发电一体化终端及方法 (Intelligent data acquisition and self-power generation integrated terminal and method ) 是由 牛豫海 张自力 张娟 张强 张增烁 赖涛 石安委 张秋镇 林凡 杨峰 于 2020-03-17 设计创作，主要内容包括：本发明涉及智能水表技术领域,公开了一种智能数据采集和自发电一体化终端及方法,智能数据采集和自发电一体化终端的表壳内设有叶轮盒,叶轮盒内设有叶轮,叶轮的叶片上设有磁体,且相邻两个叶片上的磁体的磁性相反,当水流驱动叶轮转动时,叶轮驱动计数机构对用水量进行计数,同时,位于叶轮盒上的线圈随着叶轮转动而切割叶片上的磁体之间的磁感线,从而产生感应电流,产生的感应电流传输到电源管理模块中进行存储,避免了现有智能水表通过新增外置的发电机导致水压损失过大的问题。(The invention relates to the technical field of intelligent water meters and discloses an intelligent data acquisition and self-generating integrated terminal and a method.)

1. An intelligent data acquisition and self-power generation integrated terminal is characterized by comprising a meter shell, an impeller box, a coil, a power management module and a counting mechanism, wherein the meter shell is provided with a water inlet end and a water outlet end; the impeller can drive the counting mechanism to count the water consumption when rotating;

the impeller comprises an impeller shaft and a plurality of blades, the plurality of blades are annularly arranged on the outer side wall of the impeller shaft, one ends of the blades are connected to the impeller shaft, the other ends of the blades are provided with magnets, and the magnets on two adjacent blades have opposite magnetism;

the coil is electrically connected with the power management module, is wound on the impeller box and is used for cutting the magnetic induction lines of the magnet when the impeller rotates.

2. The intelligent data acquisition and self-generating integrated terminal as claimed in claim 1, wherein the impeller box is a ring-shaped iron core.

3. The intelligent data acquisition and self-generating integrated terminal as claimed in claim 1, wherein the impeller box is provided with a groove, and the coil is mounted in the groove.

4. The intelligent data collection and self-generating integrated terminal as claimed in claim 1, further comprising a water filter net installed at the water inlet end.

5. The intelligent data acquisition and self-generating integrated terminal according to any one of claims 1 to 4, wherein the power management module comprises a rectifying circuit, a voltage stabilizing circuit and a charging circuit; the voltage stabilizing circuit comprises a voltage stabilizing chip;

the rectifier circuit comprises a first alternating current input end, a second alternating current input end, a first output end and a second output end, the first alternating current input end is connected with the first end of the coil, the second alternating current input end is connected with the second end of the coil, the first output end is connected with the input end of the voltage stabilizing chip, and the grounding end of the voltage stabilizing chip is connected with the second output end;

the charging circuit comprises a power management chip, a rechargeable power supply and a first capacitor, wherein the input end of the power management chip is connected with the output end of the voltage stabilizing chip, the grounding end of the power management chip is connected with the second output end, the output end of the power management chip is respectively connected with the first end of the first capacitor and the positive end of the rechargeable power supply, and the second end of the first capacitor and the negative end of the rechargeable power supply are respectively connected with the second output end.

6. The intelligent data acquisition and self-generating integrated terminal as claimed in claim 5, wherein the power management module further comprises a second capacitor, a first end of the second capacitor is connected to the first output terminal, and a second end of the second capacitor is connected to the second output terminal.

7. The self-generating intelligent water meter according to claim 5, wherein the power management module further comprises a third capacitor, a first end of the third capacitor is connected to the output end of the voltage stabilizing chip, and a second end of the third capacitor is connected to the second output end.

8. The intelligent data acquisition and self-generating integrated terminal as claimed in claim 5, further comprising a control mechanism and a display mechanism, wherein the control mechanism is electrically connected to the power management module and the display mechanism respectively.

9. The intelligent data acquisition and self-generating integrated terminal as claimed in claim 8, wherein the control mechanism is provided with a communication module, and the communication module is used for being in communication connection with external equipment.

10. An intelligent data acquisition and self-generating integrated method is characterized by comprising the following steps:

winding a coil on the impeller box;

electrically connecting the coil with a power management module;

installing an impeller in an impeller box so that the coil cuts magnetic induction lines of a magnet on the impeller when the impeller rotates; the impeller comprises an impeller shaft and a plurality of blades, the plurality of blades are annularly arranged on the outer side wall of the impeller shaft, one ends of the blades are connected to the impeller shaft, the other ends of the blades are provided with the magnets, and the magnets on two adjacent blades have opposite magnetism;

mounting the impeller box in the casing; the water meter comprises a meter shell, and is characterized in that a water inlet end and a water outlet end are arranged on the meter shell, and the impeller can drive a counting mechanism to count the water consumption when rotating.

Technical Field

The invention relates to the technical field of intelligent water meters, in particular to an intelligent data acquisition and self-generating integrated terminal and method.

Background

With the development of water affair informatization, the intelligent water affair platform occupies larger and larger scale in the water affair market, and the automation of the water plant can slowly develop towards the intelligent water plant. The intelligent water meter realizes the functions of remote meter reading and online monitoring data acquisition. But the process that intelligent water gauge realized the automatic acquisition management and control of informationization needs the power to be its energy supply, need the manual work to carry out the battery change after the energy storage power electric quantity of taking certainly of former table is used up, and not only the maintenance cost is high like this, also causes inconveniently to user's use simultaneously. In the prior art, generally, by a method of additionally arranging an external micro-engine, the water flow energy is converted into electric energy to charge an energy storage device, however, in the implementation of the invention, the inventor finds that the additionally arranged generator easily causes that the water pressure at the water outlet of the water meter is too large compared with the water pressure at the water inlet in the working process, and the newly arranged generator cannot be applied to the water meter when the water pressure is too large.

Disclosure of Invention

The embodiment of the invention aims to provide an intelligent data acquisition and self-power generation integrated terminal and method, which can solve the problem that the existing intelligent water meter has excessive water pressure loss due to the addition of an external generator.

In order to solve the technical problem, an embodiment of the invention provides an intelligent data acquisition and self-generating integrated terminal, which comprises a meter shell, an impeller box, a coil, a power management module and a counting mechanism, wherein the meter shell is provided with a water inlet end and a water outlet end, the impeller is accommodated in the impeller box, the impeller box is accommodated in the meter shell, and the impeller can drive the counting mechanism to count water consumption when rotating;

the impeller comprises an impeller shaft and a plurality of blades, the plurality of blades are annularly arranged on the outer side wall of the impeller shaft, one ends of the blades are connected to the impeller shaft, the other ends of the blades are provided with magnets, and the magnets on two adjacent blades have opposite magnetism;

the coil is electrically connected with the power management module, is wound on the impeller box and is used for cutting the magnetic induction lines of the magnet when the impeller rotates.

Preferably, the impeller case is a ring-shaped iron core.

Preferably, the impeller case is provided with a groove, and the coil is mounted in the groove.

As a preferred scheme, the intelligent data acquisition and self-power generation integrated terminal further comprises a water filter screen, and the water filter screen is installed at the water inlet end.

As a preferred scheme, the power management module comprises a rectification circuit, a voltage stabilizing circuit and a charging circuit; the voltage stabilizing circuit comprises a voltage stabilizing chip;

the rectifier circuit comprises a first alternating current input end, a second alternating current input end, a first output end and a second output end, the first alternating current input end is connected with the first end of the coil, the second alternating current input end is connected with the second end of the coil, the first output end is connected with the input end of the voltage stabilizing chip, and the grounding end of the voltage stabilizing chip is connected with the second output end;

the charging circuit comprises a power management chip, a rechargeable power supply and a first capacitor, wherein the input end of the power management chip is connected with the output end of the voltage stabilizing chip, the grounding end of the power management chip is connected with the second output end, the output end of the power management chip is respectively connected with the first end of the first capacitor and the positive end of the rechargeable power supply, and the second end of the first capacitor and the negative end of the rechargeable power supply are respectively connected with the second output end.

Preferably, the power management module further includes a second capacitor, a first end of the second capacitor is connected to the first output end, and a second end of the second capacitor is connected to the second output end.

Preferably, the power management module further includes a third capacitor, a first end of the third capacitor is connected to the output end of the voltage stabilizing chip, and a second end of the third capacitor is connected to the second output end.

As a preferred scheme, the intelligent data acquisition and self-power generation integrated terminal further comprises a counting mechanism, and the impeller can drive the counting mechanism to count the water consumption when rotating.

As a preferred scheme, the intelligent data acquisition and self-power generation integrated terminal further comprises a control mechanism and a display mechanism, wherein the control mechanism is electrically connected with the power management module and the display mechanism respectively.

Preferably, the control mechanism is provided with a communication module, and the communication module is used for being in communication connection with external equipment.

In order to solve the same technical problem, an embodiment of the present invention further provides an intelligent data acquisition and self-power generation integrated method, including:

winding a coil on the impeller box;

electrically connecting the coil with a power management module;

installing an impeller in an impeller box so that the coil cuts magnetic induction lines of a magnet on the impeller when the impeller rotates; the impeller comprises an impeller shaft and a plurality of blades, the plurality of blades are annularly arranged on the outer side wall of the impeller shaft, one ends of the blades are connected to the impeller shaft, the other ends of the blades are provided with the magnets, and the magnets on two adjacent blades have opposite magnetism;

mounting the impeller box in the casing; the water meter comprises a meter shell, and is characterized in that a water inlet end and a water outlet end are arranged on the meter shell, and the impeller can drive a counting mechanism to count the water consumption when rotating.

The embodiment of the invention has the following beneficial effects:

the embodiment of the invention provides an intelligent data acquisition and self-generating integrated terminal and a method, wherein an impeller box is arranged in a meter shell of the intelligent data acquisition and self-generating integrated terminal, an impeller is arranged in the impeller box, the blades of the impeller are provided with magnets, the magnetism of the magnets on two adjacent blades is opposite, when water flow drives the impeller to rotate, the impeller drives a counting mechanism to count the water consumption, meanwhile, a coil on the impeller box cuts magnetic induction lines between the magnets on the blades along with the rotation of the impeller, so that induction current is generated, the generated induction current is transmitted to a power management module to be stored, and the problem that the water pressure loss is overlarge due to the fact that an external generator is additionally arranged in the existing intelligent water meter is avoided.

Drawings

Figure 1 is an exploded view of a conventional water meter of the prior art;

FIG. 2 is a schematic view of an impeller, impeller cartridge and coil assembly in an embodiment of the invention;

FIG. 3 is a schematic diagram of a coil cut magnetic induction line in an embodiment of the present invention;

FIG. 4 is a schematic view of the assembly of a coil and impeller cartridge in an embodiment of the invention;

fig. 5 is a main structural block diagram of an intelligent data acquisition and self-power generation integrated terminal in the embodiment of the present invention;

FIG. 6 is a circuit schematic of a power management module in an embodiment of the invention;

wherein, fig. 1: 1-a watch cover; 2-axle pin; 3-a copper cap; 4-a mask liner; 5-watch glass; 6-O-shaped sealing rings; 7-a counter; 8-a magnetic prevention ring; 9-sun gear, 10-gear box; 11-a washer; 12-a magnetic steel base; 13-an impeller; 14-an impeller cartridge; 15-a watch case; 16-an adjusting screw; 17-adjusting screw washers; 18-a regulating plug; 19-a water filter screen; 20-adapter gaskets; 21-connection pipe; 22-a coupling nut;

fig. 2 to 4: 31-an impeller shaft; 32-blades; 33-impeller case; 34-coil.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, which is an exploded view of a conventional water meter in the prior art, an embodiment of the present invention mainly modifies an impeller 13 and an impeller box 14, and adds a power management module.

With reference to fig. 2 to 4, the intelligent data acquisition and self-generating integrated terminal provided by the embodiment of the present invention includes a meter case, an impeller box 33, a coil 34, a power management module, and a counting mechanism, wherein the meter case is provided with a water inlet end and a water outlet end, the impeller is accommodated in the impeller box 33, and the impeller box 33 is accommodated in the meter case; the impeller can drive the counting mechanism to count the water consumption when rotating;

the impeller comprises an impeller shaft 31 and a plurality of blades 32, the plurality of blades 32 are annularly arranged on the outer side wall of the impeller shaft 31, one end of each blade 32 is connected to the impeller shaft 31, the other end of each blade 32 is provided with a magnet, and the magnets on two adjacent blades 32 are opposite in magnetism;

the coil 34 is electrically connected with the power management module, the coil 34 is wound on the impeller box 33, and the coil 34 is used for cutting the magnetic induction lines of the magnet when the impeller rotates.

In the embodiment of the invention, the impeller box 33 is arranged in the meter shell of the intelligent data acquisition and self-power generation integrated terminal, the impeller is arranged in the impeller box 33, the blades 32 of the impeller are provided with magnets, the magnetism of the magnets on two adjacent blades 32 is opposite, when water flow drives the impeller to rotate, the impeller drives the counting mechanism to count the water consumption, meanwhile, the coil 34 on the impeller box 33 cuts magnetic induction lines among the magnets on the blades 32 along with the rotation of the impeller, so that induced current is generated, the generated induced current is transmitted to the power management module to be stored, and the problem that the existing intelligent water meter causes overlarge water pressure loss through an externally-added generator is avoided.

In the specific implementation, when the water flow drives the impeller to rotate, the impeller drives the counting mechanism to count the water consumption, and simultaneously, the impeller generates a rotatable magnetic field, and the coil is positioned on the periphery of the magnet. In addition, in order to enhance the magnetic induction of the magnet, the impeller case 33 in this embodiment is a ring-shaped iron core. Since the magnetic permeability of air is too low, the impeller case 33 at the periphery of the rotating impeller magnet is made of a ring-shaped iron core, which can greatly enhance the magnetic induction strength of the magnet.

Preferably, the impeller case 33 is provided with a groove, and the coil 34 is installed in the groove, so that the coil 34 is firmly fixed on the impeller case 33, and further, the groove is matched with the size of the coil 34, so that the coil 34 is embedded in the groove.

Referring to fig. 5, in the embodiment of the present invention, the intelligent data acquisition and self-power generation integrated terminal further includes an original water meter structure such as a middle cover and a meter glass, and the structures of the meter case, the middle cover, the meter glass and a sealing gasket form a sealing body together, so that the measured water in the meter case does not leak outside the meter.

Referring to fig. 5, in order to prevent impurities from entering the core of the water meter to cause a fault of the water meter, the intelligent data acquisition and self-generating integrated terminal in this embodiment further includes a water filter network, and the water filter network is installed at the water inlet end. Water is filtered through a water filter screen to enter the intelligent data acquisition and self-generating integrated terminal in a cleaning mode, and therefore water meter faults caused by the fact that impurities enter a water meter are avoided.

Referring to fig. 6, in an alternative embodiment, the power management module includes a rectifier circuit BD, a voltage regulator circuit, and a charging circuit; the voltage stabilizing circuit comprises a voltage stabilizing chip;

the rectifier circuit BD comprises a first alternating current input end, a second alternating current input end, a first output end and a second output end, wherein the first alternating current input end is connected with a first end of the coil 34, the second alternating current input end is connected with a second end of the coil 34, the first output end is connected with an input end of the voltage stabilizing chip, and a grounding end of the voltage stabilizing chip is connected with the second output end;

the charging circuit comprises a power management chip, a rechargeable power supply BT and a first capacitor C1, wherein the input end of the power management chip is connected with the output end of the voltage stabilizing chip, the grounding end of the power management chip is connected with the second output end, the output end of the power management chip is respectively connected with the first end of the first capacitor C1 and the positive end of the rechargeable power supply C1, and the second end of the first capacitor C1 and the negative end of the rechargeable power supply C1 are respectively connected with the second output end.

In this embodiment, the rectifier circuit BD is a rectifier bridge and functions to convert the alternating current generated by the coil 34 into direct current, the first capacitor C1 functions to filter, the voltage regulator chip functions to convert the output voltage into a set voltage value, and the power management chip functions to manage charging and discharging of the rechargeable power supply BT. The rectifier circuit BD, the voltage regulator circuit, and the charging circuit may be circuits in the prior art, and are not described herein.

Referring to fig. 6, preferably, the power management module further includes a second capacitor C2, a first end of the second capacitor C2 is connected to the first output terminal, and a second end of the second capacitor C2 is connected to the second output terminal; the power management module further comprises a third capacitor C3, wherein a first end of the third capacitor C3 is connected to the output end of the voltage regulation chip, and a second end of the third capacitor C3 is connected to the second output end. In this embodiment, the second capacitor C2 and the third capacitor C3 function as a filter.

In an alternative embodiment, the impeller is capable of driving the counting mechanism to count the water usage while rotating, and the coil 34 on the impeller case 33 cuts the magnetic induction line. The counting mechanism is often called a counter, and the common forms include a pointer type, a character wheel type, a pointer character wheel combination type, a digital display type and the like, and the manner that the impeller drives the counting mechanism to count the water consumption when rotating is the prior art, and further description is not given here. In addition, in specific application, the intelligent data acquisition and self-power generation integrated terminal further comprises an original water meter structure such as a gear box, a tip and a regulating plate, the gear box, the impeller box 33, the integral impeller, the tip and the regulating plate form a metering and self-power generation power mechanism, the power management module manages the power supply of the intelligent data acquisition and self-power generation integrated terminal, and conversion processing of the power supply of the self-power generation power mechanism is completed.

Referring to fig. 5, preferably, the intelligent data acquisition and self-power generation integrated terminal (i.e., the intelligent water meter) further includes a control mechanism and a display mechanism, the control mechanism is electrically connected to the power management module and the display mechanism, respectively, and controls each circuit, and the counting value of the counting mechanism can be acquired by using the prior art, that is, the water consumption is acquired. Preferably, the display mechanism is a digital display module, the control mechanism comprises a main control CPU module, a communication module and a digital display control module, and the main control CPU module is mainly responsible for controlling other circuit modules to work and has certain digital processing and storage functions; the communication module is used for being in communication connection with external equipment, for example, the communication module can be used for communicating with a designated background and sending data such as water consumption collected by the intelligent water meter and related operating conditions of the intelligent water meter to the background, and a specific communication mode between the communication module and the external equipment can adopt a communication method in the prior art, which is not described herein any more; the digital display control module mainly drives the digital display module to work.

Correspondingly, the embodiment of the invention also provides an intelligent data acquisition and self-generating integrated method, which comprises the following steps:

the coil 34 is wound on the impeller box 33;

electrically connecting the coil 34 to the power management module;

mounting the impeller within the impeller housing 33 such that the coils cut the magnetic induction lines of the magnets on the impeller as the impeller rotates; the impeller comprises an impeller shaft 31 and a plurality of blades 32, the plurality of blades 32 are annularly arranged on the outer side wall of the impeller shaft 31, one end of each blade 32 is connected to the impeller shaft 31, the other end of each blade 32 is provided with the magnet, and the magnets on two adjacent blades 32 are opposite in magnetism;

mounting the impeller case 33 in the case; the water meter comprises a meter shell, and is characterized in that a water inlet end and a water outlet end are arranged on the meter shell, and the impeller can drive a counting mechanism to count the water consumption when rotating.

To sum up, the embodiment of the invention provides an intelligent data acquisition and self-power generation integrated terminal and method, a generator is fused with an impeller module of a traditional water meter, a rotating magnetic field is generated when the impeller module rotates to provide flow counting for the intelligent water meter, a coil 34 cuts magnetic lines of force to generate induction current, the induction current is stored in a power supply after being processed by a power supply management module, the water pressure loss is effectively reduced, the problem that the existing intelligent water meter has overlarge water pressure loss due to the fact that an external generator is additionally arranged is avoided, a more accurate counting unit is provided for the water meter, and the problem that the intelligent water meter cannot continuously and stably supply energy is solved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.