Drinking water meter

Abstract

A drinking water meter comprises a meter body and a shell, a control valve, a sampling module, a communication module and a battery are assembled in the shell, and the control valve is connected with the meter body to control water supply. A battery assembling cavity is formed in the downward surface of the shell, a battery sleeve is assembled in the battery assembling cavity, a battery cavity used for installing a battery is formed in the battery sleeve, and the bottom of the battery sleeve is closed and protrudes out of the downward surface of the shell. Compared with the prior art, the battery replacement device has the beneficial effects that the battery replacement process is greatly simplified, and the maintenance cost is reduced.

Description

Technical Field

[0001] This utility model belongs to the field of water meter technology, and specifically relates to a drinking water meter. Background Technology

[0002] Water meters are essential devices for measuring and monitoring water consumption, widely used in homes, businesses, and industries. With technological advancements, smart water meters are gradually replacing traditional mechanical water meters, offering more functions such as remote meter reading, data transmission, and fault alarms. However, existing smart water meters present some inconveniences regarding battery replacement. Specifically, most smart water meters on the market currently house the battery inside the casing. While this design protects the battery from external environmental influences, it creates significant inconvenience when battery replacement is needed. Specifically, users or maintenance personnel must open or disassemble the water meter casing to replace the battery. This process is not only cumbersome but can also easily damage the casing or compromise its sealing performance, thus affecting the normal operation of the water meter.

[0003] Therefore, based on some of the situations in the prior art described above, this application has made further designs and improvements. Utility Model Content

[0004] To solve the above-mentioned technical problems, the present invention provides the following technical solution.

[0005] A drinking water meter includes a meter body and a housing. The housing houses a control valve, a sampling module, a communication module, and a battery. The control valve is connected to the meter body to control water flow. A battery mounting cavity is provided on the downward surface of the housing, and a battery sleeve is installed within the battery mounting cavity. The battery sleeve has a battery cavity for installing the battery. The bottom of the battery sleeve is closed and protrudes from the downward surface of the housing. This design facilitates battery installation and replacement, while the protruding bottom structure helps protect the battery from external pressure or impact.

[0006] In a preferred embodiment of this application, a locking block is provided on the outer wall of the battery sleeve, and a locking portion is provided on the inner wall of the battery assembly cavity, with a locking groove on the locking portion that mates with the locking block. Through the cooperation of the locking block and the locking groove, rapid assembly and fixation between the battery sleeve and the battery assembly cavity can be achieved, making the operation simple and convenient and improving assembly efficiency.

[0007] In a preferred embodiment of this application, a plurality of annular grooves are provided on the outer wall of the battery sleeve, and sealing rings are fitted into the annular grooves. The sealing rings abut against the inner wall of the battery assembly cavity to achieve a seal. The sealing rings effectively improve the sealing performance between the battery assembly cavity and the battery sleeve, preventing moisture or other impurities from entering the battery cavity and damaging the battery, thereby extending the battery's service life.

[0008] In a preferred embodiment of this application, the outer wall of the battery sleeve is provided with exposed ears. The exposed ears facilitate the user's easy removal of the battery sleeve from the battery assembly cavity by using tools or manual operation when replacing the battery, further improving the convenience of battery replacement.

[0009] In a preferred embodiment of this application, the control valve includes a drive unit and a valve head. The valve body includes a metering unit and a pipe section. The valve head is assembled within the pipe section and connected to a valve stem. The valve stem extends out of the pipe section and has a mating groove at its end. The drive unit is connected to a connecting rod, which has a mating block that mates with the mating groove. This structural design makes the opening and closing actions of the control valve more stable and reliable. Through the cooperation of the mating groove and the mating block, the movement of the valve stem can be precisely controlled, thereby achieving precise control of the water flow.

[0010] In a preferred embodiment of this application, a first sealing ring is fitted on the valve stem, and a first pipe section is provided on the pipe segment for the valve stem to pass through. The first sealing ring abuts against the inner wall of the first pipe section to achieve a seal. A second sealing ring is fitted on the connecting rod, and a second pipe section is provided on the housing. The second sealing ring abuts against the inner wall of the second pipe section to achieve a seal. The multiple sealing rings effectively improve the sealing performance of the control valve, preventing water leakage from the gaps between the valve stem and the pipe segment, and between the connecting rod and the housing, thus ensuring the metering accuracy and reliability of the water meter.

[0011] In a preferred embodiment of this application, a first assembly part and a second assembly part are respectively provided on the first pipe section and the pipe segment. The first assembly part and the second assembly part are fixedly connected to the housing by fastening connectors. By fixing the first assembly part and the second assembly part to the housing by fastening connectors, the connection between the meter body and the housing is more robust and stable, enhancing the overall structural strength and durability of the water meter.

[0012] In a preferred embodiment of this application, the communication module is an NB-IoT remote transmission module. The NB-IoT remote transmission module has advantages such as low power consumption, wide coverage, and high reliability, enabling remote transmission of water meter data. This facilitates real-time monitoring and management of user water usage by water supply management departments, improving water supply management efficiency.

[0013] In a preferred embodiment of this application, the sampling module is a non-magnetic sampling module. The non-magnetic sampling module is unaffected by magnetic field interference, has high sampling accuracy, and can accurately acquire water usage data from the water meter, providing reliable data support for water meter measurement and remote transmission.

[0014] Compared with the prior art, this application has the following advantages: it greatly simplifies the battery replacement process and reduces maintenance costs. Attached Figure Description

[0015] Figure 1This is a three-dimensional schematic diagram of a drinking water meter.

[0016] Figure 2 This is a schematic diagram of a drinking water meter.

[0017] Figure 3 This is an exploded view of the structure of a drinking water meter.

[0018] Figure 4 for Figure 3 A magnified view of a portion of point A in the middle.

[0019] Figure 5 This is a three-dimensional schematic diagram of the shell.

[0020] Figure 6 This is a three-dimensional schematic diagram of a battery sleeve.

[0021] The following is an explanation of the reference numerals on the accompanying drawings:

[0022] 100. Meter body; 110. Metering section; 111. Second assembly section; 120. Pipe section; 121. First pipe section; 122. First assembly section;

[0023] 200. Housing; 210. Battery assembly cavity; 211. Snap-fit ​​part; 220. Second tube part; 230. Control valve; 231. Drive part; 232. Valve head; 233. Valve stem; 234. Mating groove; 235. Connecting rod; 236. Mating block; 237. First sealing ring; 238. Second sealing ring; 240. Battery sleeve; 241. Snap-fit ​​block; 242. Ear part; 243. Ring groove. Detailed Implementation

[0024] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0025] In the following embodiments, the same or similar reference numerals denote the same or similar components or components with the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0026] In the description of this utility model, it should be understood that the terms such as center, longitudinal, transverse, length, width, thickness, upper, lower, front, back, left, right, vertical, horizontal, top, bottom, inner, outer, clockwise, and counterclockwise, indicating orientation or positional relationships, are based on the orientation or positional relationships shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description; therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features shown. In the description of this utility model, unless otherwise expressly specified and limited, the terms "installation," "connection," "joining," etc., should be interpreted broadly, and those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0027] refer to Figures 1 to 6 A drinking water meter includes a meter body 100 and a housing 200. The housing 200 is preferably made of high-strength engineering plastic (such as ABS, PC, or PBT), which has good corrosion resistance and impact resistance, and is lightweight. The housing 200 houses a control valve 230, a sampling module, a communication module, and a battery. The control valve 230 is connected to the meter body 100 to control water flow. The communication module is an NB-IoT remote transmission module. NB-IoT remote transmission modules have advantages such as low power consumption, wide coverage, and high reliability, enabling remote transmission of water meter data. This facilitates real-time monitoring and management of user water usage by water supply management departments, improving water supply management efficiency. The sampling module is a non-magnetic sampling module. Non-magnetic sampling modules are unaffected by magnetic field interference, have high sampling accuracy, and can accurately acquire water meter usage data, providing reliable data support for water meter measurement and remote transmission. A battery assembly cavity 210 is provided on the downward surface of the housing 200. A battery sleeve 240 is assembled inside the battery assembly cavity 210. A battery cavity for installing the battery is provided inside the battery sleeve 240. The bottom of the battery sleeve 240 is closed and protrudes from the downward surface of the housing 200. This design facilitates the installation and replacement of the battery. At the same time, the protruding bottom structure helps to protect the battery and prevent it from being squeezed or bumped by external forces.

[0028] Regarding the assembly and fixation of the battery sleeve 240, a locking block 241 is provided on the outer wall of the battery sleeve 240, and a locking part 211 is provided on the inner wall of the battery assembly cavity 210. The locking part 211 has a locking groove that mates with the locking block 241. Through the engagement of the locking block 241 and the locking groove, rapid assembly and fixation between the battery sleeve 240 and the battery assembly cavity 210 can be achieved, making operation simple and convenient and improving assembly efficiency. Several annular grooves 243 are provided on the outer wall of the battery sleeve 240, and sealing rings are fitted within the annular grooves 243. The sealing rings abut against the inner wall of the battery assembly cavity 210 to achieve a seal. The sealing rings effectively improve the sealing performance between the battery assembly cavity 210 and the battery sleeve 240, preventing moisture or other impurities from entering the battery cavity and damaging the battery, thereby extending the battery's lifespan.

[0029] To facilitate the installation and removal of the battery sleeve 240, an exposed lug 242 is provided on the outer wall of the battery sleeve 240. The exposed lug 242 allows users to easily remove the battery sleeve 240 from the battery assembly cavity 210 by using tools or manual operation when replacing the battery, further improving the convenience of battery replacement. Furthermore, holes can be drilled in the lug 242 to allow the battery sleeve 240 to be connected to a water meter via a string, preventing the battery sleeve 240 from being lost.

[0030] In this application, the control valve 230 includes a drive unit 231 and a valve head 232. The meter body 100 includes a metering unit 110 and a pipe section 120. The valve head 232 is assembled inside the pipe section 120 and is connected to a valve stem 233. The valve stem 233 extends out of the pipe section 120 and has a mating groove 234 at its end. The valve head 232 is made of ceramic to ensure wear resistance and sealing performance, while the valve stem 233 is made of stainless steel to ensure its strength and corrosion resistance. The drive unit 231 is connected to a connecting rod 235, and the connecting rod 235 is provided with a mating block 236 that mates with the mating groove 234. This structural design makes the opening and closing actions of the control valve 230 more stable and reliable. Through the cooperation of the mating groove 234 and the mating block 236, the movement of the valve stem 233 can be precisely controlled, thereby achieving precise control of the water flow. The control valve 230 is a split design. Specifically, a first sealing ring 237 is mounted on the valve stem 233, and a first pipe section 121 through which the valve stem 233 passes is provided on the pipe section 120. The first sealing ring 237 abuts against the inner wall of the first pipe section 121 to achieve a seal. A second sealing ring 238 is mounted on the connecting rod 235, and a second pipe section 220 is provided on the housing 200. The second sealing ring 238 abuts against the inner wall of the second pipe section 220 to achieve a seal. The multiple sealing rings effectively improve the sealing performance of the control valve 230, preventing water leakage from the gaps between the valve stem 233 and the pipe section 120, and between the connecting rod 235 and the housing 200, thus ensuring the metering accuracy and reliability of the water meter.

[0031] Furthermore, a first assembly part 122 and a second assembly part 111 are respectively provided on the first pipe section 121 and the pipe segment 120. The first assembly part 122 and the second assembly part 111 are fixedly connected to the housing 200 by fastening connectors. By fixing the first assembly part 122 and the second assembly part 111 to the housing 200 by fastening connectors, the connection between the meter body 100 and the housing 200 is more firm and stable, enhancing the overall structural strength and durability of the water meter.

[0032] The scope of protection of this utility model includes, but is not limited to, the above embodiments. The scope of protection of this utility model is defined by the claims. Any substitutions, modifications, or improvements to this technology that are easily conceived by those skilled in the art shall fall within the scope of protection of this utility model.

Claims

1. A drinking water meter, comprising a meter body (100) and a housing (200), wherein a control valve (230), a sampling module, a communication module, and a battery are assembled within the housing (200), and the control valve (230) is connected to the meter body (100) to control water flow, characterized in that, A battery assembly cavity (210) is provided on the downward surface of the housing (200), and a battery sleeve (240) is assembled in the battery assembly cavity (210). The battery sleeve (240) is provided with a battery cavity for installing the battery. The bottom of the battery sleeve (240) is closed and protrudes from the downward surface of the housing (200).

2. A drinking water meter according to claim 1, characterized in that, A locking block (241) is provided on the outer wall of the battery sleeve (240), and a locking part (211) is provided on the inner wall of the battery assembly cavity (210). The locking part (211) is provided with a locking groove that cooperates with the locking block (241).

3. A drinking water meter according to claim 1, characterized in that, The outer wall of the battery sleeve (240) is provided with a plurality of annular grooves (243), and a sealing ring is fitted in the annular grooves (243). The sealing ring abuts against the inner wall of the battery assembly cavity (210) to achieve a seal.

4. A drinking water meter according to claim 1, characterized in that, The battery sleeve (240) has an exposed ear (242) on its outer side wall.

5. A drinking water meter according to claim 1, characterized in that, The control valve (230) includes a drive unit (231) and a valve head (232). The meter body (100) includes a metering unit (110) and a pipe section (120). The valve head (232) is assembled inside the pipe section (120). The valve head (232) is connected to a valve stem (233). The valve stem (233) extends out of the pipe section (120) and has a mating groove (234) at its end. The drive unit (231) is connected to a connecting rod (235). The connecting rod (235) has a mating block (236) that mates with the mating groove (234).

6. A drinking water meter according to claim 5, characterized in that, The valve stem (233) is equipped with a first sealing ring (237), and the pipe section (120) is provided with a first pipe portion (121) through which the valve stem (233) passes. The first sealing ring (237) abuts against the inner wall of the first pipe portion (121) to achieve a seal. The connecting rod (235) is equipped with a second sealing ring (238), and the housing (200) is provided with a second pipe portion (220). The second sealing ring (238) abuts against the inner wall of the second pipe portion (220) to achieve a seal.

7. A drinking water meter according to claim 6, characterized in that, The first pipe section (121) and the pipe segment (120) are respectively provided with a first assembly part (122) and a second assembly part (111), and the first assembly part (122) and the second assembly part (111) are fixedly connected to the housing (200) by fastening connectors.

8. A drinking water meter according to claim 1, characterized in that, The communication module is an NB-IoT remote transmission module.

9. A drinking water meter according to claim 1, characterized in that, The sampling module is a non-magnetic sampling module.

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