CN216285618U - Device for detecting gas meter battery - Google Patents
Device for detecting gas meter battery Download PDFInfo
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- CN216285618U CN216285618U CN202122908897.6U CN202122908897U CN216285618U CN 216285618 U CN216285618 U CN 216285618U CN 202122908897 U CN202122908897 U CN 202122908897U CN 216285618 U CN216285618 U CN 216285618U
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Abstract
The utility model discloses a device for detecting a gas meter battery, which comprises: the current meter head comprises a sheet-shaped current meter pen and two current plugs; the current meter pen includes: the three-layer structure is tightly pressed; and the two conductive layers are respectively and electrically connected with a current plug which can be electrically connected with the control module. When the current detection is carried out on the gas meter, a current meter pen is inserted between two batteries of the gas meter, two conducting layers are contacted with electrodes of the two batteries, a current meter head is connected in series into a power supply circuit of the gas meter to be detected to measure the voltage drop between the two batteries, and a control module obtains the working current of the gas meter to be detected according to the voltage drop, so that the normal operation of the gas meter to be detected is ensured while the detection is carried out, and the defect that the detection work is inconvenient because the batteries or other power supply disconnection modes are required to detach for detecting the gas meter in the prior art is overcome.
Description
Technical Field
The utility model relates to the technical field of instruments and meters, in particular to a device for detecting a gas meter battery.
Background
When the existing after-sale service personnel troubleshoot faults at the home of a user, a special tool is lacked, the universal meter is particularly inconvenient to measure the working current, four alkaline batteries are arranged in a battery box of a gas meter, if the current value needs to be measured, a positive electrode meter pen and a negative electrode meter pen of an ammeter need to be connected in series, the batteries need to be detached or other power supply disconnection modes are used for detection, and inconvenience is brought to detection work.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the utility model is to overcome the defect that the detection work is inconvenient because the battery needs to be detached or other power supply is disconnected for detection when the gas meter is detected in the prior art, thereby providing the device for detecting the gas meter battery.
In order to achieve the purpose, the utility model provides the following technical scheme:
the embodiment of the utility model provides a device for detecting a gas meter battery, which comprises: the current meter head comprises a current meter pen and two current plugs electrically connected with the current meter pen, and the current meter pen is in a sheet shape; the current meter pen includes: the conductive structure comprises a first conductive layer, a second conductive layer and an insulating layer, wherein the insulating layer is arranged between the first conductive layer and the second conductive layer, and the three-layer structure is tightly pressed; the first conducting layer and the second conducting layer are electrically connected with a current plug respectively, and the current plug can be electrically connected with the control module.
In one embodiment, the control module is disposed within a housing having a plurality of receptacles that are electrically connected to the control module, and two current plugs of the current meter head are inserted into the receptacles and electrically connected to the receptacles.
In an embodiment, the apparatus for detecting a gas meter battery further includes: the digital voltage meter head comprises two voltage meter pens and two voltage plugs, the voltage plugs are inserted into the sockets, and the voltage plugs are electrically connected with the sockets; when the voltage of the gas meter to be detected is detected, two voltage plugs of the digital voltage meter head are respectively placed on the positive electrode and the negative electrode of a battery box of the gas meter to be detected so as to measure the working voltage of the gas meter to be detected.
In an embodiment, the apparatus for detecting a gas meter battery further includes: an IC card insertion part fixedly connected with the shell and electrically connected with the control module; when the IC card plug-in component is inserted into the gas meter to be tested, the IC card plug-in component reads the IC card of the gas meter to be tested and sends the read data to the control module.
In an embodiment, the apparatus for detecting a gas meter battery further includes: the dot matrix screen circuit is arranged in the shell, the dot matrix screen is arranged on the surface of the shell, the dot matrix screen is connected with the dot matrix screen circuit, and the dot matrix screen circuit is connected with the control module; the control module drives the dot matrix screen to display the measured working current, working voltage and IC card data of the gas meter to be tested through the dot matrix screen circuit.
In an embodiment, the apparatus for detecting a gas meter battery further includes: and the memory circuit is arranged in the shell, is connected with the control module and is used for storing the measured working current and working voltage of the gas meter to be tested and the data of the IC card.
In an embodiment, the apparatus for detecting a gas meter battery further includes: and the power circuit is arranged in the shell, is connected with the control module and is used for supplying power to the control module.
In one embodiment, the control module evaluates the service life of a battery of the gas meter to be tested based on the measured working current and working voltage of the gas meter to be tested, and displays the service life through the dot matrix screen.
The technical scheme of the utility model has the following advantages:
1. the utility model provides a device for detecting a gas meter battery, and discloses a device for detecting a gas meter battery, which comprises: the current meter head comprises a sheet-shaped current meter pen and two current plugs; the current meter pen includes: the three-layer structure is tightly pressed; and the two conductive layers are respectively and electrically connected with a current plug which can be electrically connected with the control module. When the current detection is carried out on the gas meter, a current meter pen is inserted between two batteries of the gas meter, two conducting layers are contacted with electrodes of the two batteries, a current meter head is connected in series into a power supply circuit of the gas meter to be detected to measure the voltage drop between the two batteries, and a control module obtains the working current of the gas meter to be detected according to the voltage drop, so that the normal operation of the gas meter to be detected is ensured while the detection is carried out, and the defect that the detection work is inconvenient because the batteries or other power supply disconnection modes are required to detach for detecting the gas meter in the prior art is overcome.
2. According to the device for detecting the gas meter battery, the IC card plug-in component reads the IC card data, the data read by the IC card can be displayed in real time, and reading and verification are not required to be carried out on a card reader-writer at a PC end of a business hall, so that the detection work is simpler and more convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a composition diagram of a specific example of an apparatus for detecting a gas meter battery according to an embodiment of the present invention;
FIG. 2 is a diagram illustrating an exemplary embodiment of a current meter stylus of a current meter head according to the present invention;
FIG. 3 is a diagram illustrating an exemplary embodiment of a current meter stylus of the current meter head;
FIG. 4 is a schematic view of a particular example of a housing with multiple receptacles provided by an embodiment of the present invention;
fig. 5 is a composition diagram of another specific example of the apparatus for detecting a gas meter battery according to the embodiment of the present invention;
fig. 6 is a composition diagram of another specific example of the apparatus for detecting a gas meter battery according to the embodiment of the present invention;
fig. 7 is a schematic current detection diagram of the apparatus for detecting a gas meter battery according to the embodiment of the present invention;
fig. 8 is a composition diagram of another specific example of the apparatus for detecting a gas meter battery according to the embodiment of the present invention;
fig. 9 is a composition diagram of another specific example of the apparatus for detecting a gas meter battery according to the embodiment of the present invention;
fig. 10 is a composition diagram of another specific example of the apparatus for detecting a gas meter battery according to the embodiment of the present invention;
FIG. 11 is a specific circuit structure diagram of a memory circuit according to an embodiment of the present invention;
fig. 12 is a composition diagram of another specific example of the apparatus for detecting a gas meter battery according to the embodiment of the present invention;
fig. 13 is a specific circuit configuration diagram of the power supply circuit according to the embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Examples
An embodiment of the present invention provides a device for detecting a gas meter battery, as shown in fig. 1, including: current gauge outfit 1 and control module 2, current gauge outfit 1 is connected with control module 2, and current gauge outfit 1 includes current meter pen 11 and two current plugs 12 of being connected with current meter pen 11 electricity, and current meter pen 11 is the slice.
Specifically, when current detection is performed on the gas meter to be detected, the current meter pen 11 is inserted between two batteries of the gas meter to be detected, two sides of the current meter pen 11 are in contact with electrodes of the two batteries, the current meter head 1 is connected in series to a power supply circuit of the gas meter to be detected to measure a voltage drop between the two batteries, and the control module 2 obtains a working current of the gas meter to be detected according to the voltage drop.
Specifically, the current meter pen 11 of the current meter head 1 of the embodiment of the present invention is in a sheet shape, and can be inserted between two batteries of the gas meter to be tested (the two batteries are connected in series), so that the whole current meter head 1 is connected in series to a power supply circuit of the gas meter to be tested, when the gas meter to be tested works, a small current flows in the current meter pen 11 to cause a voltage drop (a small voltage difference between the two batteries), the control module 2 is internally provided with a high-precision analog-to-digital conversion sampling chip, which can accurately measure a small voltage drop, and calculate a working current of the gas meter to be tested according to the voltage drop, a physical formula, and the like, thereby detecting the gas meter to be tested in a state that normal operation of the gas meter to be tested is ensured.
As shown in fig. 2, the current meter pen 11 includes: the structure comprises a first conductive layer 111, a second conductive layer 112 and an insulating layer 113, wherein the insulating layer 113 is arranged between the first conductive layer 111 and the second conductive layer 112, and the three-layer structure is tightly pressed; the first conductive layer 111 and the second conductive layer 112 are electrically connected to one current plug 12, respectively, and the current plug 12 can be electrically connected to the control module 2.
Specifically, the current meter pen 11 according to the embodiment of the present invention may be made of a common printed circuit board, the first conductive layer 111 and the second conductive layer 112 may be a top layer and a bottom layer of a PCB, the insulating layer 113 is disposed between the top layer and the bottom layer, the two conductive layers are made of the same conductive material, the insulating layer 113 may be a resin glass fiber hybrid board, and the first conductive layer 111, the second conductive layer 112, and the insulating layer 113 may be laminated together to form a sheet.
Specifically, as shown in fig. 3, cable joints 14 are disposed on the first conductive layer 111 and the second conductive layer 112, one end of the cable 12 is welded to the cable joint 14, and the other end of the cable 13 is fixed to the plug, and fig. 3 only shows the connection manner of one conductive layer and the cable 13, and the other conductive layer has the same connection manner.
In one embodiment, as shown in fig. 4, the control module 2 is disposed in a housing 4 having a plurality of sockets 3, which are electrically connected to the control module 2, two current plugs 12 of the current meter head 1 are inserted into the sockets, and the current plugs 12 are electrically connected to the sockets.
Specifically, each socket 3 of the embodiment of the present invention is electrically connected to the control module 2 to transmit information such as the measured operating current to the control module 2, and each socket 3 is adapted to the sizes of two current plugs 12 of the current meter head 1 to be in contact with the current plugs 12.
In one embodiment, as shown in fig. 5, the detecting device further includes: the digital voltmeter head 5, the digital voltmeter head 5 of the embodiment of the present invention and the voltmeter head of the multimeter have the same structure, for example: the digital voltage meter head 5 comprises two voltage meter pens and two voltage plugs, the voltage plugs are inserted into the sockets 3, and each socket 3 is matched with the two voltage plugs in size so as to be in contact with the voltage plugs which are electrically connected with the sockets 3.
Similarly, the digital voltage meter head 5 of the embodiment of the utility model has the same use method as the voltage meter head of the multimeter, that is, when the voltage of the gas meter to be measured is detected, two voltage plugs of the digital voltage meter head 5 are respectively placed on the positive electrode and the negative electrode of the battery box of the gas meter to be measured, so as to measure the working voltage of the gas meter to be measured.
In addition, the control module 2 in the embodiment of the present invention estimates the service life of the battery of the gas meter to be tested based on the measured working current and working voltage of the gas meter to be tested, and displays the service life through the dot matrix screen, or sends the estimation result to the user terminal so as to be known by the user.
In a specific embodiment, as shown in fig. 6, the detecting device further includes: and an IC card insertion part 6 fixedly connected to the housing 4 and electrically connected to the control module 2.
Specifically, for example: as shown in fig. 7, when the IC card insertion part 6 is inserted into the gas meter to be measured, the IC card insertion part 6 reads the IC card of the gas meter to be measured and transmits the read data to the control module 2. As can be seen from fig. 7, when current detection is performed on the gas meter to be detected, the current meter pen 11 is inserted between two batteries (the two batteries are connected in series) of the gas meter to be detected, and the current plug 12 is inserted into the socket 3, so that current detection can be performed on the gas meter to be detected without detaching the battery of the gas meter to be detected.
In addition, the control module 2 in the embodiment of the present invention may also transmit the read IC card data to the user terminal in a wireless manner such as bluetooth, infrared, lora, GPRS, NB, etc. for the user to know.
It should be noted that, in the IC card plug-in component 6 according to the embodiment of the present invention, a chip capable of reading data is provided, and the reading methods related thereto are all mature IC card reading methods in the prior art, and are not described herein again.
In a specific embodiment, as shown in fig. 8, the detecting device further includes: dot matrix screen circuit 7 and dot matrix screen 8, wherein, dot matrix screen circuit 7 and control module 2 all arrange in shell 4, and as shown in fig. 9, the dot matrix screen is arranged in shell 4 surface, and dot matrix screen 8 is connected with dot matrix screen circuit 7, and dot matrix screen circuit 7 is connected with control module 2.
Specifically, a plurality of LED lamps are arranged on the dot matrix screen 8 according to the embodiment of the present invention, and after the control module 2 receives the IC card data, the operating current, and the operating voltage, the corresponding LED lamps can be controlled to be turned on or off to display corresponding numbers.
In one embodiment, as shown in fig. 10, the detecting device further includes: and the memory circuit 9 is arranged inside the shell 4, is connected with the control module 2 and is used for storing the measured working current, working voltage and IC card data of the gas meter to be measured.
The specific structure of the memory circuit 9 according to the embodiment of the present invention is shown in fig. 11, wherein the VMCU end is connected to the control module 2, and the U3 may be an EEPROM memory chip, which is not limited herein.
In a specific embodiment, as shown in fig. 12, the detecting device further includes: and the power circuit 10 is arranged inside the shell 4, is connected with the control module 2 and is used for supplying power to the control module 2.
The specific structure of the power circuit 10 according to the embodiment of the present invention is shown in fig. 13, in which J12 is an interface that can be connected to a dc power supply, and U2 is a voltage conversion chip that converts a dc power supply voltage into a power supply voltage to supply power to the control module 2.
Based on the above specific structure of the detection device, the detection flow of the detection device is provided as follows: (1) the IC card plug-in part 6 is inserted into the IC card buckle of the gas meter to be detected, and the detection device reads whether the voltage of the gas meter to be detected meets the working voltage (for example, 3.3V) of the control module 2. (2) And when the working voltage of the control module 2 is not met, storing the abnormal information of the gas meter into a memory circuit, and displaying the abnormal information through a dot matrix screen. (3) And after the static working current value of the gas meter to be tested is read, storing the current value into a memory circuit, and displaying the current value through a dot matrix screen.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the spirit or scope of the utility model.
Claims (8)
1. A device for detecting a gas meter battery is characterized by comprising:
the current meter head comprises a current meter pen and two current plugs electrically connected with the current meter pen, and the current meter pen is in a sheet shape;
the current meter pen comprises: the conductive structure comprises a first conductive layer, a second conductive layer and an insulating layer, wherein the insulating layer is arranged between the first conductive layer and the second conductive layer, and the three-layer structure is tightly pressed;
the first conducting layer and the second conducting layer are electrically connected with a current plug respectively, and the current plug can be electrically connected with the control module.
2. The device for detecting the gas meter battery according to claim 1,
the control module is arranged in a shell with a plurality of sockets, the sockets are electrically connected with the control module, two current plugs of the current meter head are inserted into the sockets, and the current plugs are electrically connected with the sockets.
3. The apparatus for detecting a gas meter battery according to claim 2, further comprising:
the digital voltage meter head comprises two voltage meter pens and two voltage plugs, the voltage plugs are inserted into the sockets, and the voltage plugs are electrically connected with the sockets;
when the voltage of the gas meter to be detected is detected, two voltage plugs of the digital voltage meter head are respectively placed on the positive electrode and the negative electrode of a battery box of the gas meter to be detected so as to measure the working voltage of the gas meter to be detected.
4. The device for detecting the gas meter battery according to claim 3, further comprising:
an IC card insertion part fixedly connected with the shell and electrically connected with the control module;
when the IC card plug-in component is inserted into the gas meter to be tested, the IC card plug-in component reads the IC card of the gas meter to be tested and sends the read data to the control module.
5. The device for detecting the gas meter battery according to claim 4, further comprising: a dot matrix screen circuit and a dot matrix screen, wherein,
the dot matrix screen circuit is arranged in the shell, the dot matrix screen is arranged on the surface of the shell, the dot matrix screen is connected with the dot matrix screen circuit, and the dot matrix screen circuit is connected with the control module;
the control module drives the dot matrix screen to display the measured working current, working voltage and IC card data of the gas meter to be tested through the dot matrix screen circuit.
6. The device for detecting the gas meter battery according to claim 4, further comprising:
and the memory circuit is arranged in the shell, is connected with the control module and is used for storing the measured working current, working voltage and IC card data of the gas meter to be measured.
7. The apparatus for detecting a gas meter battery according to claim 2, further comprising:
and the power supply circuit is arranged in the shell, is connected with the control module and is used for supplying power to the control module.
8. The device for detecting the gas meter battery according to claim 5,
and the control module evaluates the service life of a battery of the gas meter to be tested based on the measured working current and working voltage of the gas meter to be tested and displays the service life through a dot matrix screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122908897.6U CN216285618U (en) | 2021-11-23 | 2021-11-23 | Device for detecting gas meter battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122908897.6U CN216285618U (en) | 2021-11-23 | 2021-11-23 | Device for detecting gas meter battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216285618U true CN216285618U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122908897.6U Active CN216285618U (en) | 2021-11-23 | 2021-11-23 | Device for detecting gas meter battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216285618U (en) |
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2021
- 2021-11-23 CN CN202122908897.6U patent/CN216285618U/en active Active
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