CN217637511U

CN217637511U - Seal shell for intelligent water meter

Info

Publication number: CN217637511U
Application number: CN202221835643.4U
Authority: CN
Inventors: 黄文元; 何建荣; 李胜; 陈云鹏; 王旭
Original assignee: Zhejiang Shanli Intelligent Technology Co ltd
Current assignee: Zhejiang Shanli Intelligent Technology Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-10-21
Anticipated expiration: 2032-07-18

Abstract

The utility model discloses an intelligence is seal housing for water gauge relates to wireless intelligent water gauge field. This intelligence water gauge includes matched with base table subassembly and intelligent subassembly. In order to solve the technical defect that the product reliability that separately sealed battery of current intelligent water gauge and circuit board leakproofness harmfully lead to reduces, the utility model discloses a seal shell sets up on the outer intelligent component of base table subassembly. The sealed shell comprises a middle shell and an upper cover, the middle shell is provided with an intelligent assembly installation cavity, an intelligent assembly is installed in the intelligent assembly installation cavity, and the upper cover is fixedly arranged at the top of the middle shell. Through the utility model discloses can realize the integration of electron part and battery, reduce the product consumption, improve battery life, improve waterproof grade.

Description

Seal shell for intelligent water meter

Technical Field

The utility model relates to a wireless intelligent water gauge field particularly, relates to an intelligence is seal shell for water gauge.

Background

The remarkable progress of the information communication technology represented by the internet of things and the breakthrough of the low-cost sensor core technology deeply change the form of the traditional water business industry, and promote a large amount of new technologies, new products and new modes, particularly further combination with cloud computing and big data. The NB wireless intelligent water meter can realize remote reading of the meter reading data by utilizing an NB-IOT network of an operator.

Most of the existing NB wireless water meters are in a non-magnetic sensing data acquisition mode, the static power consumption is more than 10uA on average, the service life of a battery of the NB wireless water meter is far shorter than the service cycle of the NB wireless water meter, and the battery is replaced in the service cycle. The battery part of the water meter shell must consider the structure of replacing the battery, so that the electronic part and the battery cannot be sealed as a whole, and the electronic part and the battery are separately sealed and communicated through a connecting wire. Under the state of long-term operation, the existence of gaps in the connecting wires of the battery can cause water vapor to enter the electronic part, so that the sealing performance of the electronic part can not reach the standard of IP 68. Meanwhile, due to the influence of water vapor, the power consumption of the electronic part of the water meter has damage risks due to a damp environment, and the reliability of the product is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses not enough to in the background art, provide an intelligence seal shell for water gauge, through the utility model discloses can arrange same seal chamber in with the electron part and the battery of intelligence water gauge, avoid steam to invade the electron part, promote the reliability of product.

To achieve the above purpose, the technical solution of the utility model is as follows:

the utility model provides an intelligence is seal shell for water gauge, intelligence water gauge include matched with base table subassembly and intelligent component, seal shell sets up on the intelligent component outside the base table subassembly.

This use neotype intelligence subassembly includes the NB module of low-voltage, and the lithium manganese battery of high performance has guaranteed ultralow static consumption when realizing accurate data acquisition, makes battery life be greater than water gauge life, so can place battery and electron part in the same sealed shell simultaneously in, avoided steam to get into the electron part, improved the intelligent part's of water gauge reliability.

Further, in order to form a complete sealed shell, the sealed shell comprises a middle shell and an upper cover, the middle shell is provided with an intelligent assembly installation cavity, an intelligent assembly is installed in the intelligent assembly installation cavity, and the upper cover is fixedly arranged at the top of the middle shell.

Further, in order to connect the middle shell and the upper cover, the middle shell comprises a bottom groove and a first annular connecting piece fixedly arranged on the outer edge of the top of the bottom groove, the upper cover comprises a cover plate and a second annular connecting piece arranged on the outer edge of the cover plate, and the first annular connecting piece and the second annular connecting piece are connected.

Furthermore, in order to improve the reliability of the connection between the middle shell and the upper cover, the first annular connecting piece comprises an annular transverse plate part and an annular surrounding plate part, the inner wall of the annular transverse plate part is integrally connected with the outer wall of the top of the bottom groove, the annular surrounding plate part is fixedly arranged in the middle of the top of the annular transverse plate part, and the cross section of the annular surrounding plate part is L-shaped.

Further, the height of second annular connecting piece is greater than the height of first annular connecting piece, and second annular connecting piece lower part inner wall an organic whole is connected with a plurality of joint parts, the width of joint part reduces downwards in proper order, second annular connecting piece upper portion inner wall and the cooperation of first annular connecting piece outer wall.

Furthermore, a sealing ring is arranged on the outer side of the annular enclosing plate component.

Furthermore, the inner edge of the bottom of the middle shell is provided with a glue pouring groove, and sealant is filled in the glue pouring groove.

Furthermore, in order to further reduce the influence of humidity on the performance of the components of the PCBA, the intelligent component comprises the PCBA, and a layer of micron-sized waterproof and moistureproof transparent film is plated on the surface of the PCBA.

This intelligence subassembly adopts the lithium manganese cell of electric connection's high performance, the direct-reading sensor of light guide and the NB module of low-voltage, has guaranteed ultralow static power consumption when realizing accurate data acquisition, makes battery life be greater than water gauge life, so can place battery and electron part in same airtight space.

Furthermore, in order to enable the intelligent water meter to be matched with a water supply pipeline for use, two ends of the base meter component are respectively communicated with the water outlet pipe and the water inlet pipe.

Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can gain following beneficial effect:

a sealing ring and a glue pouring structure are designed at the connecting part of the sealing shell of the intelligent assembly, and AB glue is adopted for complete sealing, so that the waterproof grade of IP68 is realized; the PCBA circuit board adopts a parylene vacuum coating process to enable the whole component to get rid of the influence of humidity; the waterproof grade is greatly improved by triple waterproof designs of a sealing ring, glue pouring and vacuum coating; the reliability of intelligent water gauge has been improved.

Drawings

FIG. 1 is a front view of the overall structure of the present embodiment;

FIG. 2 is a semi-sectional isometric view of the intelligent component of the present embodiment;

FIG. 3 is a front view of the intelligent component of the present embodiment in half section;

FIG. 4 is a partially enlarged view of the embodiment A;

FIG. 5 is a bottom view of the smart component of the present embodiment;

the reference symbols in the drawings mean: 1. An intelligent component; 2 a base table component; 3. a battery; 4. a photoconductive direct-reading sensor; 5. a seal ring; 6. an upper cover; 7. a middle shell; 8. PCBA circuit board; 9. a glue pouring groove; 10. a bottom groove; 11. a first annular connector; 111. an annular cross plate member; 112. an annular shroud member; 12. a cover plate; 13. a second annular connector; 131. a clip member.

Detailed Description

The following detailed description of the present invention will be provided in conjunction with fig. 1 to 5, so as to make it clear for those skilled in the art how to practice the present invention. While the invention has been described in connection with its preferred embodiments, these embodiments are intended to be illustrative, and not limiting, of the scope of the invention.

As shown in fig. 1 to 5, a sealing housing for an intelligent water meter includes a base meter component 2 and an intelligent component 1 which are matched with each other, and the sealing housing is arranged on the intelligent component 1 outside the base meter component 2.

The sealed shell comprises a middle shell 7 and an upper cover 6, the middle shell 7 is provided with an intelligent assembly installation cavity, the intelligent assembly 1 is installed in the intelligent assembly installation cavity, and the upper cover 6 is fixedly arranged at the top of the middle shell 7.

Preferably, the intelligent component 1 comprises a battery 3, a photoconductive direct-reading sensor 4 and a PCBA circuit board 8 which are arranged on a bottom groove 10 of the middle shell 7, and the battery 3, the photoconductive direct-reading sensor 4 and the PCBA circuit board 8 are electrically connected through a circuit.

The middle shell 7 comprises a bottom groove 10 and a first annular connecting piece 11 fixed on the outer edge of the top of the bottom groove 10, and the upper cover 6 is provided with a second annular connecting piece 13 matched with the middle shell 7.

The first annular connecting member 11 includes an annular cross plate member 111 and an annular shroud member 112; the inner wall of the annular transverse plate part 111 is integrally connected with the outer wall of the top of the bottom groove 10, the annular enclosing plate part 112 is fixedly arranged in the middle of the top of the annular transverse plate part 111, and the cross section of the annular enclosing plate part 112 is L-shaped.

The height of second annular connecting piece 13 is greater than the height of first annular connecting piece 11, and second annular connecting piece 13 lower part inner wall an organic whole is connected with a plurality of joint parts 131, and the width of joint part 131 reduces downwards in proper order, and second annular connecting piece 13 upper portion inner wall is connected with the cooperation of first annular connecting piece 11 outer wall.

The sealing ring 5 is placed on the outer side of the annular enclosing plate part 112, and the upper cover 6 and the middle shell 7 clamp the sealing ring 5 in the middle to form a sealed cavity.

A glue pouring groove 9 is formed in the inner edge of the bottom of the middle shell 7, and sealant is filled in the glue pouring groove 9; the glue-pouring structure seals the PCBA circuit board 8 and the battery 3 in the same space and is not replaceable.

The parylene vacuum coating process is adopted to coat a micron-sized waterproof and moistureproof transparent film on the surface of the PCBA circuit board 8, so that the influence of air moisture is completely isolated, and the reliability of the circuit board is greatly improved.

Two ends of the base meter component 2 are respectively communicated with the water outlet pipe and the water inlet pipe.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an intelligence is sealed casing for water gauge, intelligence water gauge includes matched with base table subassembly and intelligent component, its characterized in that, sealed casing sets up on the intelligent component outside the base table subassembly.

2. The seal housing for the intelligent water meter according to claim 1, wherein the seal housing comprises a middle shell and an upper cover, the middle shell is provided with an intelligent component installation cavity, the intelligent component installation cavity is used for installing the intelligent component, and the upper cover is fixedly arranged at the top of the middle shell.

3. The seal housing for an intelligent water meter recited in claim 2, wherein said middle housing includes a bottom groove and a first annular connecting member fixedly disposed on an outer edge of a top portion of the bottom groove, said upper cover includes a cover plate and a second annular connecting member disposed on an outer edge of the cover plate, and the first annular connecting member is connected to the second annular connecting member.

4. The seal housing for the intelligent water meter according to claim 3, wherein the first annular connecting member includes an annular cross plate member and an annular surrounding plate member, an inner wall of the annular cross plate member is integrally connected with an outer wall of the top of the bottom groove, the annular surrounding plate member is fixedly disposed at a middle position of the top of the annular cross plate member, and the cross section of the annular surrounding plate member is L-shaped.

5. The seal housing for an intelligent water meter as set forth in claim 4, wherein the height of the second annular connecting member is greater than the height of the first annular connecting member, a plurality of engaging members are integrally connected to the lower inner wall of the second annular connecting member, the width of the engaging members decreases in the downward direction, and the upper inner wall of the second annular connecting member is engaged with the outer wall of the first annular connecting member.

6. A seal housing for an intelligent water meter as claimed in claim 5, wherein said annular shroud member is provided with a seal ring on the outside thereof.

7. The seal housing for the intelligent water meter as recited in claim 2, wherein the inner edge of the bottom of the middle shell is provided with a glue filling groove, and the glue filling groove is filled with a sealant.

8. A seal housing for an intelligent water meter, as claimed in claim 2, wherein said intelligent component comprises a PCBA circuit board, said PCBA circuit board having a surface coated with a micro-scale waterproof and moisture-proof transparent film.

9. The seal housing for an intelligent water meter according to claim 1, wherein: and two ends of the base meter component are respectively communicated with the water outlet pipe and the water inlet pipe.