CN212843882U - Intelligent water meter circuit board fault detector - Google Patents
Intelligent water meter circuit board fault detector Download PDFInfo
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- CN212843882U CN212843882U CN202021755616.7U CN202021755616U CN212843882U CN 212843882 U CN212843882 U CN 212843882U CN 202021755616 U CN202021755616 U CN 202021755616U CN 212843882 U CN212843882 U CN 212843882U
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Abstract
An intelligent water meter circuit board fault detector comprises a base control box, wherein a control circuit and a power supply for supplying electric energy to each electric component of the detector are arranged in the base control box; a water meter character wheel box is fixed on the base control box, a rapid pressing device is arranged above the water meter character wheel box and comprises a probe positioning plate and a telescopic assembly which controls the probe positioning plate to press towards the base control box or keep away from the base control box, a probe is fixedly arranged on the probe positioning plate and penetrates through the probe positioning plate, and the top of the probe above the probe positioning plate is electrically connected with a control circuit through an electric wire; a stepping motor is also arranged on the base control box; and an output shaft of the stepping motor drives a character wheel shaft in the water meter character wheel box to rotate. The utility model changes the original detection means, so that the detection is fast and convenient; the detector simulates the operation mechanism of the water meter, and the detection digit is from 0000-; the detection range is distributed for each digit, and the detection result is real and effective.
Description
Technical Field
The utility model relates to a teletransmission water gauge technical field, concretely relates to intelligence water gauge circuit board fault detector.
Background
The intellectualization is a product in the internet era, and the intelligent water meter is a preferred product of the next 'one-family-one-table'; the photoelectric direct-reading remote water meter is known to work by using a digital disc hole site coding technology, a singlechip is used for identifying and reading character wheel data information, and an interface technology is used for transmitting the information to meter reading equipment to realize remote reading of a meter. Therefore, quality control of the intelligent water meter is very strict. The circuit board of the intelligent water meter is the heart of the whole water meter and directly relates to a series of functions such as reading identification, signal processing and transmission, data storage and the like. At present, the circuit board of the intelligent water meter is detected by manually stirring a character wheel, and the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the intelligent water meter circuit board fault detector is provided.
The purpose of the utility model is realized with the following mode:
an intelligent water meter circuit board fault detector comprises a base control box 4, wherein a control circuit and a power supply for supplying electric energy to each electric component of the detector are arranged in the base control box 4; a vertical plate 11 is vertically arranged on the rear side surface of the base control box 4, a water meter character wheel box 1 is fixed on the base control box 4, a quick pressing device is arranged on the vertical plate 11, the quick pressing device comprises a probe positioning plate 3 and a telescopic assembly for controlling the probe positioning plate 3 to press towards the base control box 4 or to be far away from the base control box 4, a probe 2 is fixedly arranged on the probe positioning plate 3, the probe 2 penetrates through the probe positioning plate 3, and the probe is positioned above the probe positioning plate and is electrically connected with a control circuit through an electric wire; a stepping motor 5 is also arranged on the base control box 4; and an output shaft of the stepping motor 5 drives a character wheel shaft in the water meter character wheel box 1 to rotate.
The control circuit comprises a singlechip control circuit and a stepping motor controller electrically connected with the singlechip control circuit.
The stepping motor 5 is electrically connected with the stepping motor controller, a first shaft gear is arranged on an output shaft of the stepping motor 5, a second shaft gear is arranged on a character wheel shaft of the water meter character wheel box, and the first shaft gear is meshed with the second shaft gear.
The telescopic assembly adopts a push-pull type rapid clamp which comprises a fixed seat 81, a fixed groove 82, a push-pull rod 83, a rotating piece 84 and a handle 85; the fixing seat and the fixing groove are fixed on the vertical plate, the push-pull rod is positioned in the fixing groove and is in sliding connection with the fixing groove, and two ends of the rotating piece are respectively in rotating connection with the rear end of the push-pull rod and the lower end of the handle.
The handle is provided with a sheath.
The probe positioning device is characterized by further comprising a guide fixing block 10 and a positioning slide rail 7, wherein the guide fixing block is fixed on the vertical plate, the positioning slide rail 7 penetrates through the probe positioning plate 3 and is in sliding connection with the probe positioning plate, one end of the positioning slide rail 7 is fixed in the guide fixing block 10, and the other end of the positioning slide rail 7 is fixed on the base control box 4.
And the vertical plate 11 is also provided with a limit switch 6 for switching on a power supply of the control circuit when the probe 2 on the probe positioning plate 3 is inserted into a detection port of the circuit board in the water meter character wheel box 1.
The limit switch 6 adopts a microswitch with the model number of LXW5-11G 3.
And a limiting plate 12 extending outwards is arranged on one side of the probe positioning plate 3 corresponding to the position of the limiting switch 6.
The sound-light alarm device also comprises a sound-light alarm module, and the sound-light alarm module is connected with the singlechip control circuit.
The utility model has the advantages that: compared with the prior art, the utility model changes the original detection means, so that the detection is rapid and convenient; the detector simulates the operation mechanism of the water meter, and the detection digit is from 0000-; the detection range is distributed for each digit, and the detection result is real and effective.
Drawings
Fig. 1 is the utility model discloses intelligence water gauge circuit board fault detector's schematic structure diagram.
Wherein, 1 is a water meter character wheel box; 2 is a probe; 3 is a probe positioning plate; 4 is a base control box; 5 is a stepping motor; 6 is a limit switch; 7 is a positioning slide rail; 8 is a telescopic assembly; 81 is a fixed seat; 82 is a fixing groove; 83 is a push-pull rod; 84 a rotating member; 85 is a handle; 9 is an electric wire; 10 is a guide fixing block; 11 is a vertical plate; 12 is a limit plate.
Detailed Description
The technical solutions in the embodiments of the present application are clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments that can be derived from the embodiments given herein by a person of ordinary skill in the art are intended to be within the scope of the present disclosure.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same technical meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only terms of relationships determined for convenience of describing structural relationships of the parts or elements of the present invention, and are not intended to refer to any parts or elements of the present invention, and are not to be construed as limiting the present invention.
In the present invention, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and may be fixedly connected, or may be integrally connected or detachably connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be determined according to specific situations by persons skilled in the relevant scientific or technical field, and are not to be construed as limiting the present invention.
As shown in fig. 1, an intelligent water meter circuit board fault detector comprises a base control box 4, a hollow base control box, a single chip microcomputer control circuit, a stepping motor controller and a power supply, wherein the single chip microcomputer control circuit, the stepping motor controller and the power supply are arranged in the hollow base control box; the singlechip control circuit is electrically connected with the power supply through a limit switch 6; a vertical plate is vertically arranged on the rear side face of the base control box, a water meter character wheel box 1 is fixed on the base control box 4, a rapid pressing device is arranged above the water meter character wheel box 1, the rapid pressing device comprises a probe positioning plate 3 and a telescopic assembly 8 for controlling the probe positioning plate 3 to press the base control box 4 or to be far away from the base control box 4, and the probe positioning plate 3 is arranged on the telescopic assembly 8; a probe 2 is fixedly arranged on the probe positioning plate 3, the probe 2 penetrates through the probe positioning plate 3, and the top of the probe above the probe positioning plate is electrically connected with the singlechip control circuit through an electric wire 9; the stepping motor 5 is fixed on the base control box 4, and the stepping motor 5 is electrically connected with the stepping motor controller; the output shaft of the stepping motor 5 is provided with a first shaft gear, a second shaft gear is arranged on a character wheel shaft of the water meter character wheel box 1, the first shaft gear is meshed with the second shaft gear, the limit switch 6 is arranged on the vertical plate 11, when the probe positioning plate 3 presses the base control box 4, the probe 2 on the probe positioning plate 3 is inserted into a detection port of a circuit board in the water meter character wheel box 1, and the limit switch 6 is connected with a power supply of the singlechip control circuit. The electric wire 9 is a four-core wire, a red-black-blue-white four-core wire, a red-black connection power line and a blue-white connection RS485 signal line.
The telescopic assembly adopts a push-pull type rapid clamp which comprises a fixed seat 81, a fixed groove 82, a push-pull rod 83, a rotating piece 84 and a handle 85; the fixed seat 81 and the fixed groove 82 are fixed on the vertical plate 11, the push-pull rod 83 is located in the fixed groove 82 and is connected with the fixed groove 82 in a sliding manner, and two ends of the rotating member 84 are respectively connected with the rear end of the push-pull rod 83 and the lower end of the handle 85 in a rotating manner. Convenient to use, labor-saving and easy to operate during bending.
A sheath is arranged on the handle 85. The protective sleeve is arranged to prevent slipping and is more comfortable to hold.
The probe positioning device is characterized by further comprising a guide fixing block 10 and a positioning slide rail 7, wherein the guide fixing block is fixed on the vertical plate, the positioning slide rail 7 penetrates through the probe positioning plate 3 and is in sliding connection with the probe positioning plate, one end of the positioning slide rail 7 is fixed in the guide fixing block 10, and the other end of the positioning slide rail 7 is fixed on the base control box 4. Through setting up direction fixed block 10 and location slide rail 7 for probe locating plate 3 is more smooth and easy when sliding and the orbit is fixed, and the probe that the help was fixed on probe locating plate 3 can be accurate quick inserts in the detection mouth.
And one side of the probe positioning plate 3 corresponding to the position of the limit switch 6 is provided with a limit plate extending outwards.
The limit switch 6 adopts a microswitch with the model number of LXW5-11G 3. The height of the contact of the limit switch 6 is consistent with the surface height of a circuit board inserted into the water meter character wheel box 1.
The sound-light alarm device also comprises a sound-light alarm module, and the sound-light alarm module is connected with the singlechip control circuit.
The working principle of the utility model is as follows: the intelligent water meter circuit board to be detected is flatly inserted into a water meter character wheel box 1 fixed on a base control box 4, a handle in a telescopic assembly is held by a hand and pressed downwards, a push-pull rod is pushed to slide downwards, and the push-pull rod pushes a probe positioning plate 3 to slide downwards, so that a probe 2 fixed on the probe positioning plate 3 is accurately inserted into a detection port of the intelligent water meter circuit board; the detection port is a communication interface of the singlechip control circuit and the intelligent water meter circuit board; one side of the probe positioning plate 3 corresponding to the position of the limit switch 6 is provided with a limiting plate extending outwards, when the probe positioning plate 3 slides downwards, the limiting plate touches the contact of the limit switch 6, the power of the singlechip control circuit board is switched on, the singlechip control circuit board controls the stepping motor 5 to rotate through the stepping motor controller, the first shaft gear of the stepping motor 5 is meshed with the second shaft gear on the character wheel shaft so as to drive the character wheel of the character wheel box to rotate, the circuit board of the intelligent water meter is rapidly connected with the probe through a detection port, and the character wheel data information is identified and read (the identification and reading of the character wheel data information of the intelligent water meter circuit board is the prior art, the well-known photoelectric direct reading type remote water meter works by utilizing the coding technology of the hole site of a digital code disc, identifies and reads the character wheel data information in work through the singlechip, and transmits the information to a meter, and remote reading of the meter is realized. ) And the read character wheel data information in the work is transmitted to the singlechip control circuit, and the singlechip control circuit detects whether the intelligent water meter circuit board is qualified or not according to the character wheel data information. When the detected intelligent water meter circuit board is unqualified, the singlechip control circuit gives an alarm through the acousto-optic alarm module connected with the singlechip control circuit to remind.
Wherein, the common end COM of the limit switch 6 is connected to one end of the power supply, and the normally open end NO is connected to the power supply end of the singlechip control circuit board.
The utility model simulates the working process of the water meter counting mechanism by controlling the running of the stepping motor by the program of the single chip microcomputer; and detecting whether the meter head is qualified or not by reading the data of the water meter in the working process. The design of the detector changes the original detection means, so that the detection is quick and convenient; the detector simulates the operation mechanism of the water meter, and the detection digit is from 0000-; the detection range is distributed for each digit, and the detection result is real and effective. The sound and light alarm module of the detector is used for lighting an alarm lamp and making a beep sound when a circuit board with a fault is found.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the invention, and those skilled in the art should understand that various modifications and variations can be made without inventive changes in the technical solutions of the present invention.
Claims (10)
1. The utility model provides an intelligence water gauge circuit board fault detector which characterized in that: the detector comprises a base control box (4), wherein a control circuit and a power supply for supplying electric energy to each electric component of the detector are arranged in the base control box (4); a vertical plate (11) is vertically arranged on the rear side face of the base control box (4), a water meter character wheel box (1) is fixed on the base control box (4), a quick pressing device is arranged on the vertical plate (11), the quick pressing device comprises a probe positioning plate (3) and a telescopic assembly for controlling the probe positioning plate (3) to press towards the base control box (4) or to be far away from the base control box (4), a probe (2) is fixedly arranged on the probe positioning plate (3), the probe (2) penetrates through the probe positioning plate (3), and the probe is positioned above the probe positioning plate and is electrically connected with a control circuit through an electric wire; a stepping motor (5) is also arranged on the base control box (4); and an output shaft of the stepping motor (5) drives a character wheel shaft in the water meter character wheel box (1) to rotate.
2. The intelligent water meter circuit board fault detector of claim 1, wherein: the control circuit comprises a singlechip control circuit and a stepping motor controller electrically connected with the singlechip control circuit.
3. The intelligent water meter circuit board fault detector of claim 1, wherein: the water meter character wheel box is characterized in that the stepping motor (5) is electrically connected with the stepping motor controller, a first shaft gear is arranged on an output shaft of the stepping motor (5), a second shaft gear is arranged on a character wheel shaft of the water meter character wheel box, and the first shaft gear is meshed with the second shaft gear.
4. The intelligent water meter circuit board fault detector of claim 1, wherein: the telescopic assembly adopts a push-pull type rapid clamp which comprises a fixed seat (81), a fixed groove (82), a push-pull rod (83), a rotating piece (84) and a handle (85); the fixing seat and the fixing groove are fixed on the vertical plate, the push-pull rod is positioned in the fixing groove and is in sliding connection with the fixing groove, and two ends of the rotating piece are respectively in rotating connection with the rear end of the push-pull rod and the lower end of the handle.
5. The intelligent water meter circuit board fault detector of claim 4, wherein: the handle is provided with a sheath.
6. The intelligent water meter circuit board fault detector of claim 1, wherein: the probe positioning device is characterized by further comprising a guide fixing block (10) and a positioning slide rail (7), wherein the guide fixing block is fixed on the vertical plate, the positioning slide rail (7) penetrates through the probe positioning plate (3) and is in sliding connection with the probe positioning plate, one end of the positioning slide rail (7) is fixed in the guide fixing block (10), and the other end of the positioning slide rail is fixed on the base control box (4).
7. The intelligent water meter circuit board fault detector of claim 1, wherein: and the vertical plate (11) is also provided with a limit switch (6) for switching on a power supply of the control circuit when the probe (2) on the probe positioning plate (3) is inserted into a detection port of the circuit board in the water meter character wheel box (1).
8. The intelligent water meter circuit board fault detector of claim 7, wherein: the limit switch (6) adopts a microswitch with the model number of LXW5-11G 3.
9. The intelligent water meter circuit board fault detector of claim 1, wherein: one side of the probe positioning plate (3) corresponding to the position of the limit switch (6) is provided with a limit plate (12) extending outwards.
10. The intelligent water meter circuit board fault detector of claim 1, wherein: the sound-light alarm device also comprises a sound-light alarm module, and the sound-light alarm module is connected with the singlechip control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021755616.7U CN212843882U (en) | 2020-08-21 | 2020-08-21 | Intelligent water meter circuit board fault detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021755616.7U CN212843882U (en) | 2020-08-21 | 2020-08-21 | Intelligent water meter circuit board fault detector |
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| Publication Number | Publication Date |
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| CN212843882U true CN212843882U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021755616.7U Active CN212843882U (en) | 2020-08-21 | 2020-08-21 | Intelligent water meter circuit board fault detector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310553A (en) * | 2021-05-22 | 2021-08-27 | 深圳市兴源智能仪表股份有限公司 | Instrument coded disc rotation testing device |
| CN114088170A (en) * | 2021-11-16 | 2022-02-25 | 深圳市敏泰智能科技有限公司 | Water meter photoelectric direct-reading circuit board testing device and testing method |
-
2020
- 2020-08-21 CN CN202021755616.7U patent/CN212843882U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310553A (en) * | 2021-05-22 | 2021-08-27 | 深圳市兴源智能仪表股份有限公司 | Instrument coded disc rotation testing device |
| CN114088170A (en) * | 2021-11-16 | 2022-02-25 | 深圳市敏泰智能科技有限公司 | Water meter photoelectric direct-reading circuit board testing device and testing method |
| CN114088170B (en) * | 2021-11-16 | 2024-02-09 | 深圳市敏泰智能科技有限公司 | Water meter photoelectric direct-reading circuit board testing device and testing method |
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