CN214793343U

CN214793343U - Thing networking water accuse terminal and mounting structure

Info

Publication number: CN214793343U
Application number: CN202120161881.0U
Authority: CN
Inventors: 宋文博; 严晓风; 刘经国
Original assignee: Chengdu Jinbang Technology Co ltd
Current assignee: Chengdu Jinbang Technology Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-11-19
Anticipated expiration: 2031-01-21

Abstract

The utility model relates to a water control terminal of the internet of things and a mounting structure, wherein the mounting structure comprises an upper housing, a lower housing and a middle connecting piece; the upper cover shell and the lower cover shell can form a closed space; through reasonable layout, the water control terminal has good appearance, high structural strength, attractive appearance and undisturbed internal circuit board. The use cost of the product is lower. The manual trigger key is provided, sufficient external interface space is reserved, the display observation port of the mechanical counter is reserved, the adaptability is wide, the design is more advanced, and the later stage popularization is easier. The Bluetooth communication interface is compatible with bus communication, 2g/4g/nbiot Internet of things communication and Internet of things Bluetooth communication interfaces, and has the advantages of strong communication capacity, richer function series and wide adaptability. The utility model discloses have good waterproof sealing technology, dampproofing and waterproofing has improved the use reliability of product.

Description

Thing networking water accuse terminal and mounting structure

Technical Field

The utility model relates to a thing networking water accuse terminal and mounting structure, specifically speaking are thing networking intelligence hot water accuse consumption terminal uses as hot water consumption measurement charging application, carries out hot water consumption and realizes quantity measurement and consumption control, belongs to hot water measurement technical field.

Background

Campus hot water consumption terminals such as a water boiling terminal and a bath hot water terminal have been widely used in colleges and universities and various aspects of hot water consumption as indispensable cost control devices in daily life of the campus. However, the basic consumption information carriers of the traditional fee control terminal mainly use the one-card radio frequency card, and the problems of inconvenient use, such as offline consumption information, easy damage and demagnetization of the radio frequency card, and the like exist. Meanwhile, the conventional consumption terminal in the all-purpose card mode also has the problems that the working state of the consumption terminal cannot be remotely acquired, alarm information cannot be transmitted, the consumption terminal is easily damaged and the like, and the system is inconvenient to maintain.

With the continuous technical progress of the non-card trend of the Internet of things, the novel Internet of things hot water consumption terminal has been paid attention to by a large number of enterprises in the industry at home and has been developed to a certain extent. However, the internet of things has more water control terminal components, and the circuit board is prone to failure due to moisture. How to design a reasonable terminal structure and optimally arrange each component so as to ensure the stability and reliability of the terminal in long-term operation is a technical problem to be solved urgently in the field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a thing networking water accuse terminal and mounting structure, optimize the structure and the overall arrangement at thing networking water accuse terminal, reach the purpose that the shape is pleasing to the eye, powerful, sexual valence relative altitude, reliability are high.

The utility model discloses the purpose is realized through following technical scheme:

the Internet of things water control terminal comprises a base meter, a metering sensor, a trigger button, a PCB control panel and a valve driver;

the trigger button is used for triggering the PCB control panel to be connected with the battery to be electrified;

the base meter adopts a mechanical meter to measure and display the water consumption, and the measuring sensor acquires the reading of the base meter;

the PCB control panel comprises a liquid crystal display, an MCU and a communication unit; the MCU is used for receiving the control instruction through the communication unit, acquiring the water consumption purchased by a user, acquiring a starting instruction, and controlling the opening of the water supply valve through the valve driver; and receiving the number of the base meter sent by the metering sensor, calculating the water consumption of the current user and sending the water consumption to the liquid crystal display for display, and controlling the valve driver to close the water supply valve when the water consumption reaches the water consumption purchased by the user.

Further, the communication unit can realize bus communication, Bluetooth communication and/or 2g/4g/nbiot internet of things communication.

Further, the water supply device also comprises a buzzer, and when the MCU controls the water supply valve to be opened or closed, the MCU drives the buzzer to output corresponding reminding sound.

The utility model provides a mounting structure is applicable to thing networking water accuse terminal, includes:

the upper cover shell, the lower cover shell and the middle connecting piece; the upper cover shell and the lower cover shell can form a closed space;

the upper cover shell comprises a counter limiting strip, a switch mounting hole, a PCB fixing column, a liquid crystal display window, a seal hole and an upper shell fixing column; the liquid crystal display window is a transparent window and is positioned on the upper part of the upper cover shell panel, and the PCB fixing columns are distributed on two sides of the liquid crystal display window; the limit strip of the mechanical counter is arranged at the lower part in the panel of the upper housing and is matched with the size of the top end outer ring of the mechanical counter; the switch mounting hole is arranged between the liquid crystal display window and the stop strip of the register; an upper shell fixing column is arranged at the corner of the upper shell;

the middle connecting piece comprises an upper shell fixing limit groove, a base meter fixing screw groove, a counter limit mounting groove, a bus threading hole, a buzzer limit mounting groove, a battery mounting hole, a speed reducer limit mounting hole and a lower shell fixing limit column; the upper shell fixing limiting groove corresponds to the upper shell fixing column in position; one corner of the middle connecting piece is provided with a lower shell fixing limiting column; the lower part of the upper surface of the middle connecting piece is provided with a counter limiting installation groove which is matched with the size of the outer ring at the bottom end of the mechanical counter and is uniformly provided with a plurality of elastic installation clamping pieces along the circumferential direction; the upper part of the upper surface of the middle connecting piece is provided with a valve driver mounting groove, and a speed reducer limiting mounting hole is formed in the valve driver mounting groove; a battery mounting hole and a buzzer limiting mounting groove are formed in the side surface of the driver mounting groove; the middle part of one side of the middle connecting piece is provided with a bus threading hole; base meter fixing screw grooves are respectively arranged on the inner side of the limit mounting groove of the register and the inner part of the mounting groove of the valve driver;

the lower housing is provided with a lower housing fixing column which is matched with the lower housing fixing limiting column in position, and a screw is inserted to realize the fixed connection between the lower housing and the middle connecting piece; the upper end and the lower end are provided with water pipe outlets, and the water inlet end and the water outlet end of the base meter are respectively led out.

Furthermore, the upper cover shell is provided with a seal hole, and the lower cover shell is provided with a seal hole corresponding to the seal hole and used for hanging the Internet of things water control terminal.

Further, the PVC data plate is attached to the outer surface of the upper cover shell and comprises two-dimensional code information of the machine.

Compared with the prior art, the utility model have following advantage:

(1) the utility model discloses a through reasonable overall arrangement, the water accuse terminal that has good outward appearance, structural strength is big, the appearance is pleasing to the eye, the internal circuit board is not disturbed. The use cost of the product is lower.

(2) The utility model provides a manual trigger button, reserved sufficient external interface space, reserved mechanical counter and showed that viewing aperture adaptability is wide, and the design is more advanced, and easier later stage is promoted.

(3) The utility model discloses compatible bus type communication, 2g 4g nbiot internet of things communication, thing networking bluetooth communication interface, communication capability is powerful, and the function series is abundanter, and adaptability is wide.

(4) The flexible epoxy pouring sealant is used for pouring and sealing in the cavity of the circuit board to achieve the moisture-proof and waterproof effects, and the use reliability of the product is improved.

Drawings

Fig. 1 is a connection diagram of the external appearance of the water control terminal structure of the internet of things;

FIG. 2 is a sectional view of the structural member connection;

FIG. 3 is a top view of the intermediate member;

FIG. 4 is a bottom view of the intermediate member;

FIG. 5 is a schematic view of the upper housing construction;

fig. 6 is a schematic view of the lower casing structure.

Detailed Description

The utility model provides a thing networking water accuse terminal comprises basic table 9, measurement sensor 7, trigger button 14, PVC data plate 1, PCB control panel 3, valve driver 4, transparent display window 2.

The PCB control panel 3 comprises a liquid crystal display, an MCU and a communication unit, and the communication unit can be in various communication modes such as butt-joint bus communication, Bluetooth communication, 2g/4g/nbiot Internet of things communication and the like. The MCU is used for receiving the control instruction through the communication unit, acquiring the water consumption purchased by a user and controlling the opening of the water supply valve through the valve driver; and receiving the displayed number of the mechanical register sent by the metering sensor 7, calculating the current water consumption of the user and sending the water consumption to the liquid crystal display for display, and controlling the valve driver to close the water supply valve when the water consumption reaches the water consumption purchased by the user.

The trigger button 14 is a stainless steel touch button, and has the advantages of durability and reliability. The trigger button 14 is used for triggering the power-on of the PCB control board 3.

The base meter 9 is a copper single-flow-beam flowmeter and has the advantages of good metering reliability, high precision, high temperature resistance and the like. The base meter 9 adopts a mechanical meter 6 and is composed of a multi-stage gear reducer, so that the damping coefficient is small and the action is sensitive. The water consumption is measured and displayed.

The metering sensor 7 is a high-reliability electronic sensor, and has the advantages of accurate metering sampling, magnetic interference resistance, no accumulated tolerance and low power consumption. The device is used for collecting the displayed readings of the mechanical counter.

The valve driver 4 is used for controlling the opening or closing of the water supply valve, the multi-stage ball-milling stamping gear is combined to reliably and stably act, and the driving current is low, so that the energy consumption is reduced.

The PVC nameplate 1 is used for displaying information of the terminal, including model, manufacturer and the like. In one embodiment, the PVC nameplate 1 comprises two-dimensional code information of the machine, and the scanning payment of a user is facilitated.

The production equipment serial number is laser marked to reserve the location 26.

The structure of the utility model mainly comprises an upper housing 5, a lower housing 25 and an intermediate connecting piece 8. With reference to fig. 1, the upper shell 5 and the lower shell 25 can form a closed space, inside which the components and the intermediate connecting element 8 are arranged.

Referring to fig. 5, the upper housing 5 is composed of a counter limit bar 12, a switch mounting hole 28, a PCB fixing post 11, a liquid crystal display window 13, a seal hole 15, and an upper housing fixing post 10. Mainly completes the work of pasting and applying the PVC facial mask, installing the switch key and hanging the seal. The liquid crystal display window 13 is a transparent window and is positioned on the upper part of the panel of the upper housing 5, and the number of the PCB fixing columns 11 is four and is distributed on two sides of the liquid crystal display window 13; the counter limiting strips 12 are four arc strips with intervals, are matched with the size of the top end outer ring of the mechanical counter 6, and are arranged at the lower part in the panel of the upper housing 5; the switch mounting hole 28 is arranged between the liquid crystal display window 13 and the stop strip 12 of the register; two corners of one side inside the upper housing 5, one corner of the opposite side and the middle part of the opposite side are provided with upper housing fixing columns 10.

With reference to fig. 3 and 4, the intermediate connecting member 8 is composed of an upper shell fixing limit groove 23, base meter

fixing screw grooves

16 and 21, a counter limit mounting groove 17, a bus threading hole 18, a buzzer limit mounting groove 19, a battery mounting hole 20, a speed reducer limit mounting hole 22 and a lower shell fixing limit post 24. The connection of the middle connection base meter, the mechanical counter, the valve driver and the upper and lower shells is completed. The upper shell fixing limiting grooves 23 correspond to the upper shell fixing columns 10 in position and are distributed at two corners of one side of the middle connecting piece 8, one corner of the opposite side and the middle part of the opposite side, and the other corner of the opposite side is provided with a lower shell fixing limiting column 24; the lower part of the upper surface is provided with a register limiting installation groove 17 which is matched with the size of the outer ring at the bottom end of the mechanical register 6, and four elastic installation clamping pieces which limit the mechanical register 6 are uniformly arranged along the circumferential direction; the upper part of the upper surface is provided with a valve driver 4 mounting groove, and a speed reducer limiting mounting hole 22 is arranged in the valve driver 4 mounting groove; a battery mounting hole 20 and a buzzer limiting mounting groove 19 are arranged on the side surface of the driver 4 mounting groove; the middle part of one side of the middle connecting piece 8 is provided with a bus threading hole 18; the inner side of the limit mounting groove 17 of the register and the inside of the mounting groove of the valve driver 4 are respectively provided with base meter

fixing screw grooves

16 and 21.

Referring to fig. 6, the lower housing 25 has a lower housing fixing post 27, which is matched with the lower housing fixing limiting post 24, and screws are inserted to fixedly connect the lower housing 25 and the middle connecting member 8. The upper end and the lower end are provided with water pipe outlets, and the water inlet end and the water outlet end of the base meter 9 are respectively led out. The lower shell 25 has a seal hole corresponding to the seal hole 15 for hanging the terminal.

During installation, the metering sensor 7 is fixed on the upper surface of the base meter 9, the middle connecting piece 8 is fixedly connected with the base meter 9 through the middle

piece fixing holes

16 and 21 by screws, and the base meter 9 is fixed on the lower surface; the speed reducer limiting mounting hole 22 and the valve driver 4 are fixedly connected through screws, and the valve driver 4 is fixed to the upper surface of the middle connecting piece 8.

Inserting the top end of the mechanical counter 6 into the limit strip 12 of the counter; the PCB control panel 3 passes through the through holes at the four corners through screws and is screwed into the PCB fixing columns 11 for fixation, the liquid crystal display of the PCB control panel 3 is opposite to the transparent window, and a user can read the water consumption; the metering sensor 7 is fixedly connected with the PCB control board 3 through a metering sensor output wire in a welding way; the trigger button 14 is fitted into the switch mounting hole 28.

The bus is led out from a bus threading hole 18, the buzzer is arranged in a buzzer limiting installation groove 19, an intermediate connecting piece 8 is fixedly connected with the bottom end of a mechanical counter 6 through a counter limiting clamping groove 17, a screw passes through an upper shell fixing limiting groove 23 and is screwed into an upper shell fixing column 10, the intermediate connecting piece 8 is fixed to an upper housing 5, and the mechanical counter 6 is clamped on the intermediate connecting piece 8; the middle connecting piece 8 is fixed with the lower housing 25 through the lower housing fixing limit column 24 by screw connection.

When in use, the lower cover shell 25 is detached, the battery is arranged, and the trigger button 14 is pressed to supply electricity to the PCB control board 3 for metering.

Therefore, the system connection of the whole Internet of things water control terminal is realized. The whole water control terminal is simple and convenient in structure, low in production cost, high in reliability and sensitive in touch control reflection. According to a large number of practices, the Internet of things water control terminal can be well used in hot water intelligent consumption places, and has good popularization significance and popularization value.

The above description is only for the best embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention.

The details of the present invention not described in detail in the specification are well known to those skilled in the art.

Claims

1. The Internet of things water control terminal is characterized by comprising a base meter (9), a metering sensor (7), a trigger button (14), a PCB control panel (3) and a valve driver (4);

the trigger button (14) is used for triggering the PCB control board (3) to be connected with a battery for electrifying;

the base meter (9) adopts a mechanical meter (6) to meter and display the water consumption, and the metering sensor (7) acquires the reading of the base meter (9);

the PCB control board (3) comprises a liquid crystal display, an MCU and a communication unit; the MCU is used for receiving a control instruction through the communication unit and controlling the opening of the water supply valve through the valve driver; and receiving the indication of the base meter (9) sent by the metering sensor (7), and controlling the valve driver to close the water supply valve when the water consumption reaches the water consumption purchased by the user.

2. The internet of things water control terminal of claim 1, wherein:

the communication unit can realize bus communication, Bluetooth communication and/or 2g/4g/nbiot Internet of things communication.

3. The internet of things water control terminal of claim 2, wherein: the water supply valve is controlled to be opened or closed by the MCU, and the MCU drives the buzzer to output corresponding reminding sound.

4. An installation structure suitable for the internet of things water control terminal in claim 3, comprising:

an upper housing (5), a lower housing (25) and an intermediate connector (8); the upper cover shell (5) and the lower cover shell (25) can form a closed space;

the upper housing (5) comprises a counter limiting strip (12), a switch mounting hole (28), a PCB fixing column (11), a liquid crystal display window (13), a seal hole (15) and an upper housing fixing column (10); the liquid crystal display window (13) is a transparent window and is positioned on the upper part of the panel of the upper housing (5), and the PCB fixing columns (11) are distributed on two sides of the liquid crystal display window (13); the counter limiting strip (12) is arranged at the lower part in the panel of the upper housing (5) and is matched with the top end outer ring of the mechanical counter (6) in size; the switch mounting hole (28) is arranged between the liquid crystal display window (13) and the limit strip (12) of the register; an upper shell fixing column (10) is arranged at the corner of the upper shell (5);

the middle connecting piece (8) comprises an upper shell fixing limit groove (23), base meter fixing screw grooves (16, 21), a counter limit mounting groove (17), a bus threading hole (18), a buzzer limit mounting groove (19), a battery mounting hole (20), a speed reducer limit mounting hole (22) and a lower shell fixing limit column (24); the upper shell fixing limiting groove (23) corresponds to the upper shell fixing column (10); a lower shell fixing limiting column (24) is arranged at one corner of the middle connecting piece (8); a counter limiting installation groove (17) is formed in the lower portion of the upper surface of the middle connecting piece (8), is matched with the size of an outer ring at the bottom end of the mechanical counter (6), and is uniformly provided with a plurality of elastic installation clamping pieces along the circumferential direction; a valve driver mounting groove is formed in the upper portion of the upper surface of the middle connecting piece (8), and a speed reducer limiting mounting hole (22) is formed in the valve driver mounting groove; a battery mounting hole (20) and a buzzer limiting mounting groove (19) are arranged on the side surface of the driver mounting groove; the middle part of one side of the middle connecting piece (8) is provided with a bus threading hole (18); base meter fixing screw grooves (16, 21) are respectively arranged on the inner side of the register limiting installation groove (17) and the inner part of the valve driver installation groove;

the lower housing (25) is provided with a lower housing fixing column (27) which is matched with the lower housing fixing limiting column (24), and a screw is inserted to realize the fixed connection of the lower housing (25) and the middle connecting piece (8); the upper end and the lower end are provided with water pipe outlets, and the water inlet end and the water outlet end of the base meter (9) are respectively led out.

5. The mounting structure according to claim 4, wherein the upper housing (5) has a seal hole (15), and the lower housing (25) has a seal hole corresponding to the seal hole (15) for hanging the internet of things water control terminal.

6. The mounting structure according to claim 5, characterized in that the PVC nameplate (1) is attached to the outer surface of the upper housing (5) and comprises the two-dimensional code information of the machine.