CN215984724U - High-protection prepayment water meter - Google Patents
High-protection prepayment water meter Download PDFInfo
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- CN215984724U CN215984724U CN202122372523.7U CN202122372523U CN215984724U CN 215984724 U CN215984724 U CN 215984724U CN 202122372523 U CN202122372523 U CN 202122372523U CN 215984724 U CN215984724 U CN 215984724U
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- prepaid water
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Abstract
The utility model discloses a high-protection prepaid water meter, which comprises a base meter shell, a bottom shell arranged on the base meter shell and a front shell matched with the bottom shell, wherein the bottom shell is provided with a main cavity for placing parts, the inner wall of the main cavity is also provided with a block body, the block body is provided with a battery cavity for placing a battery, the opening of the battery cavity is positioned at the outer side of the bottom shell, a battery cover is arranged on the opening of the battery cavity, the edge of the main cavity is provided with a sealing groove, and the edge of the front shell is provided with a boss matched with the sealing groove. The high-protection prepaid water meter provided by the utility model has the advantages of good sealing performance, simple structure and convenience in assembly.
Description
Technical Field
The utility model relates to the technical field of water meters, in particular to a high-protection prepaid water meter.
Background
At present, with the use of water meters at home and abroad, particularly, due to the difference of geographical conditions at home and abroad, the installation environment is poor, the protection requirement on the water meters is higher and higher, and the traditional prepayment water meter cannot ensure the normal use of internal electronic devices in severe environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-protection prepayment water meter which is good in sealing performance, simple in structure and convenient to assemble.
The utility model discloses a technical scheme of a high-protection prepaid water meter, which comprises the following steps:
the utility model provides a high-protection prepaid water meter, includes base table casing, locates base table casing's drain pan to and the preceding shell that matches with the drain pan, the main cavity that is used for placing spare part is offered to the drain pan, still be equipped with the block on the inner wall of main cavity, the battery cavity that is used for placing the battery is offered to the block, the opening in battery cavity is located the outside of drain pan, be equipped with the battery cover on the opening in battery cavity, the seal groove has been seted up at the border of main cavity, the border of preceding shell is equipped with the boss that matches with the seal groove.
Preferably, a main cavity sealing ring is arranged in the sealing groove.
Preferably, the edge of the main cavity is provided with a mounting hole located outside the sealing groove, and the front shell can be mounted in the mounting hole through a fastener.
Preferably, the opening of the battery cavity is provided with threads, and the battery cover is in threaded connection with the battery cavity.
Preferably, a battery sealing ring is arranged between the battery cover and the battery cavity.
Preferably, a motor is arranged in the main cavity, and waterproof glue is coated at the bottom of the motor.
As a preferred scheme, the front shell is provided with a rectangular through groove, and a transparent window is arranged on the rectangular through groove.
As a preferred scheme, the front shell is provided with a keyboard hole, a circuit board is arranged in the main cavity, and a silica gel key connected with the circuit board is arranged in the keyboard hole.
The high-protection prepaid water meter disclosed by the utility model has the beneficial effects that: the main cavity of the bottom shell is used for placing various parts, and then the sealing groove at the edge of the main cavity and the boss matched with the sealing groove of the front shell are used for sealing installation. And the block on the inner wall of the main cavity is provided with a battery cavity, the opening of the battery cavity is positioned outside the bottom shell, and then the battery cover is used for sealing installation. The battery and other parts are separately installed and are respectively installed in a sealing mode through the battery cover, the sealing groove and the boss, so that good sealing performance is guaranteed, the structure is simple, and the assembly is convenient.
Drawings
Fig. 1 is a schematic diagram of the construction of a high protection prepaid water meter according to the present invention.
Fig. 2 is a schematic view of another angular configuration of the high protection prepaid water meter of the present invention.
Detailed Description
The utility model will be further elucidated and described with reference to the embodiments and drawings of the specification:
referring to fig. 1 and 2, the high-protection prepaid water meter includes a base meter case 10, a bottom case 20 disposed on the base meter case 10, and a front case 30 coupled to the bottom case 20. The bottom shell 20 is provided with a main cavity 22 for placing parts, and the inner wall of the main cavity 22 is further provided with a block 40. The block body 40 is provided with a battery cavity 42 for placing a battery 80, an opening of the battery cavity 42 is located at the outer side of the bottom case 20, a battery cover 50 is arranged on the opening of the battery cavity 42, a sealing groove 24 is formed in the edge of the main cavity 22, and a boss 32 matched with the sealing groove 24 is arranged at the edge of the front case 30.
The main cavity 22 of the bottom housing 20 is used for placing various components, and then the components are hermetically installed through the sealing groove 24 at the edge of the main cavity 22 and the boss 32 of the front housing 30 matched with the sealing groove 24. And the block body 40 on the inner wall of the main cavity 22 is provided with a battery cavity 42, the opening of the battery cavity 42 is positioned at the outer side of the bottom shell 20, and then the battery cover 50 is used for sealing installation. The battery is separately installed with other parts and is hermetically installed through the battery cover 50, the sealing groove 24 and the boss 32, so that better sealing performance is ensured, and the battery is simple in structure and convenient to assemble.
In this embodiment, a main cavity sealing ring 60 is disposed in the sealing groove 24. Specifically, main cavity sealing washer 60 is placed behind seal groove 24, compresses tightly through the boss 32 of preceding shell 30 to make the fastness reinforcing, and the design of fine laminating water gauge itself makes the leakproofness reinforcing, avoids rivers to flow in the main cavity 22. Further, the edge of the main cavity 22 is opened with an installation hole 26 located outside the sealing groove 24, and the front shell 30 can be installed in the installation hole 26 by a fastener. Specifically, the mounting hole 26 is a threaded hole, a screw through hole is formed in the outer side of the boss 32 of the front shell 30, and the front shell 30 and the bottom shell 20 are locked to the threaded hole after passing through the screw. Make main cavity sealing washer 60 produce deformation through screw locking, improve waterproof effect, and set up fixed knot structure in the seal structure outside, make fixed knot structure's installation not influence seal structure, guarantee overall structure's leakproofness and fastness.
In this embodiment, the opening of the battery cavity 42 is provided with a screw thread, and the battery cover 50 is in threaded connection with the battery cavity 42. Specifically, the outer side of the battery cover 50 is provided with matched threads, and the battery cover 50 is fixed through the threads, so that good firmness can be guaranteed. Further, a battery sealing ring 70 is disposed between the battery cover 50 and the battery cavity 42. Specifically, the battery sealing ring 70 is placed beside the screw thread of the battery cover 50, and then is rotated into the battery cavity 42 along with the screw thread of the battery cover 50 to be compressed, so that the battery in the battery cavity 42 is kept dry.
In this embodiment, the front shell 30 is provided with a keyboard hole 34, the main cavity 22 is provided with a circuit board 100 therein, and the keyboard hole 34 is provided with a silica gel key 110 connected with the circuit board 100 therein.
In this embodiment, the front housing 30 is provided with a rectangular through slot, and the rectangular through slot is provided with a transparent window 36. Specifically, the circuit board 100 is provided with a liquid crystal display screen, the liquid crystal display screen faces the transparent window 36, and the periphery of the transparent window 36 is sealed by ultrasonic welding, so that the high transparency of the window is ensured, and the protective performance is also ensured.
In this embodiment, a motor 90 is disposed in the main cavity 22, and the bottom of the motor is coated with a waterproof adhesive. Specifically, the motor 90 is electrically connected to the circuit board 100, and waterproof glue is coated on the bottom of the motor 90 and is installed on the bottom case 20 to enhance the waterproof property, and the waterproof glue may be silicon rubber.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides a high-protection prepaid water meter, its characterized in that, includes base table casing, locates base table casing's drain pan to and the preceding shell that matches with the drain pan, the main cavity that is used for placing spare part is offered to the drain pan, still be equipped with the block on the inner wall of main cavity, the battery cavity that is used for placing the battery is offered to the block, the opening in battery cavity is located the outside of drain pan, be equipped with the battery cover on the opening in battery cavity, the seal groove has been seted up at the border of main cavity, the border of preceding shell is equipped with the boss that matches with the seal groove.
2. The prepaid water meter with high protection as set forth in claim 1, wherein a main chamber seal ring is disposed in said seal groove.
3. The prepaid water meter with high protection as claimed in claim 2, wherein the edge of the main chamber is provided with a mounting hole located outside the sealing groove, and the front housing is mounted to the mounting hole by a fastener.
4. The high protection prepaid water meter recited in claim 1, wherein the opening of said battery chamber is threaded and said battery cover is threadedly engaged with said battery chamber.
5. The prepaid water meter with high protection as set forth in claim 4, wherein a battery gasket is further disposed between said battery cover and said battery chamber.
6. The prepaid water meter with high protection as set forth in claim 1, wherein a motor is installed in said main chamber, and a waterproof adhesive is applied to the bottom of said motor.
7. A highly protective prepaid water meter as set forth in claim 1, wherein said front housing is provided with a rectangular through slot, and said rectangular through slot is provided with a transparent window.
8. The prepaid water meter with high protection as claimed in claim 1, wherein the front shell is provided with a keyboard hole, the main cavity is provided with a circuit board, and the keyboard hole is provided with a silica gel key connected with the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122372523.7U CN215984724U (en) | 2021-09-27 | 2021-09-27 | High-protection prepayment water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122372523.7U CN215984724U (en) | 2021-09-27 | 2021-09-27 | High-protection prepayment water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215984724U true CN215984724U (en) | 2022-03-08 |
Family
ID=80508401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122372523.7U Active CN215984724U (en) | 2021-09-27 | 2021-09-27 | High-protection prepayment water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215984724U (en) |
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2021
- 2021-09-27 CN CN202122372523.7U patent/CN215984724U/en active Active
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