CN215526913U - One-to-five luminous conductive circuit - Google Patents
One-to-five luminous conductive circuit Download PDFInfo
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- CN215526913U CN215526913U CN202122341601.7U CN202122341601U CN215526913U CN 215526913 U CN215526913 U CN 215526913U CN 202122341601 U CN202122341601 U CN 202122341601U CN 215526913 U CN215526913 U CN 215526913U
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Abstract
The utility model relates to a one-to-five light-emitting conductive circuit, comprising: an emitting assembly and a light guide receiving assembly; the light guide receiving component comprises a photoelectric receiving element; the transmitting assembly comprises a first transmitting element, a second transmitting element, a third transmitting element, a fourth transmitting element and a fifth transmitting element; the input end of each transmitting element is respectively connected with a micro control unit, and the micro control unit is used for providing high level for each transmitting element; the output ends of the transmitting elements are connected with each other and grounded; the input end of the light guide receiving component is connected with the micro control unit, and the output end of the light guide receiving component is grounded; the micro control unit is used for providing high level to the light guide receiving assembly; the output end of the light guide receiving component is connected with the micro control unit, and the micro control unit is used for collecting the voltage value of the output end of the light guide receiving component and calculating the corresponding reading value. The circuit structure is simplified by arranging one photoelectric receiving element corresponding to five transmitting elements.
Description
Technical Field
The utility model relates to the technical field of electronic circuit design, in particular to a one-to-five luminous conductive circuit.
Background
At present, a sampling lamp panel needs to be welded on a photoelectric direct reading module in a commercial light guide water meter and a commercial light guide gas meter, as shown in fig. 1, the existing sampling lamp panel is specifically a transmitting tube corresponding to a receiving tube, and five groups of transmitting tubes and receiving tubes are formed, so that the equipment is complicated, and a sampling small plate needs to be welded manually during production and manufacturing, which consumes a large amount of manpower; in addition, the production speed cannot be improved and the power consumption cannot be reduced in the prior art.
Therefore, a light guide circuit with a simple structure and low power consumption is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a one-to-five light-emitting conductive circuit which is simple in circuit structure and low in power consumption.
In order to achieve the purpose, the utility model provides the following scheme:
the utility model provides a one-to-five luminous conductive circuit, which comprises: an emitting assembly and a light guide receiving assembly;
the light guide receiving assembly includes a photoelectric receiving element; the transmitting assembly comprises a first transmitting element, a second transmitting element, a third transmitting element, a fourth transmitting element and a fifth transmitting element; an angular position device is arranged between the light guide receiving component and the transmitting component, the angular position device comprises an angular position device and a coded disc, a light transmitting hole is formed in the angular position device, and the transmitting component transmits light signals to the light guide receiving component through the light transmitting hole;
the input ends of the first, second, third, fourth and fifth transmitting elements are respectively connected with a micro control unit, and the micro control unit is used for providing high level for the first, second, third, fourth and fifth transmitting elements; the output ends of the first, second, third, fourth and fifth transmitting elements are connected with the ground;
the input end of the light guide receiving component is connected with the micro control unit, and the output end of the light guide receiving component is grounded; the micro control unit is used for providing a high level to the light guide receiving component; the output end of the light guide receiving component is connected with the micro control unit, and the micro control unit is used for collecting the voltage value of the output end of the light guide receiving component.
Optionally, the output ends of the first, second, third, fourth and fifth transmitting elements are connected to the micro control unit; the micro control unit is used for acquiring the voltage value of the output end and judging whether the first transmitting element, the second transmitting element, the third transmitting element, the fourth transmitting element and the fifth transmitting element are damaged or not according to the voltage value.
Optionally, the circuit further comprises:
the input end of the first resistor is connected with the output end of the light guide receiving component, and the output end of the first resistor is grounded.
Optionally, the circuit further comprises: a second resistor and a third resistor;
the input end of the third resistor is connected with the output end of the transmitting component, and the output end of the third resistor is connected with the input end of the second resistor;
and the input end of the second resistor is connected with the output end of the third resistor, and the output end of the second resistor is grounded.
Optionally, the light guide receiving element is an infrared receiving tube.
Optionally, the first, second, third, fourth, and fifth emitting elements are infrared emitting tubes or LEDs.
According to the specific embodiment provided by the utility model, the utility model discloses the following technical effects:
the utility model provides a one-to-five light-emitting conductive circuit, which comprises: an emitting assembly and a light guide receiving assembly; the light guide receiving component comprises a photoelectric receiving element; the transmitting assembly comprises a first transmitting element, a second transmitting element, a third transmitting element, a fourth transmitting element and a fifth transmitting element; an angular position device is arranged between the light guide receiving component and the transmitting component, a light transmitting hole is formed in the angular position device, and the transmitting component transmits a light signal to the light guide receiving component through the light transmitting hole; the input end of each transmitting element is respectively connected with a micro control unit, and the micro control unit is used for providing high level for each transmitting element; the output ends of the transmitting elements are connected with each other and grounded; the input end of the light guide receiving component is connected with the micro control unit, and the output end of the light guide receiving component is grounded; the micro control unit is used for providing high level to the light guide receiving assembly; the output end of the light guide receiving component is connected with the micro control unit, and the micro control unit is used for collecting the voltage value of the output end of the light guide receiving component. The photoelectric water meter is provided with the photoelectric receiving element corresponding to the five transmitting elements, so that the circuit structure is simplified compared with the conventional photoelectric water meter provided with five groups of sampling lamp panels which receive and transmit.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a sampling lamp panel in a conventional photoelectric water meter;
FIG. 2 is a circuit diagram of a one-to-five light emitting conductive circuit according to the present invention;
fig. 3 is a schematic structural diagram of a one-to-five light-emitting conductive circuit according to the present invention.
Description of the symbols:
the light guide comprises an emitting assembly-1, a first emitting element-F1, a second emitting element-F2, a third emitting element-F3, a fourth emitting element-F4, a fifth emitting element-F5, a light guide receiving assembly-2, a photoelectric receiving element-S, a first resistor-R1, a second resistor-R2 and a third resistor-R3.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
The utility model aims to provide a one-to-five light-emitting conductive circuit which is simple in circuit structure and low in power consumption.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 2, a one-to-five light-emitting conductive circuit of the present invention includes: an emission component 1 and a light guide receiving component 2.
The light guide receiving component 2 includes a photoelectric receiving element S; the firing assembly 1 comprises a first firing element F1, a second firing element F2, a third firing element F3, a fourth firing element F4, and a fifth firing element F5; an angle positioner is arranged between the light guide receiving assembly 2 and the transmitting assembly 1, a light transmitting hole is formed in the angle positioner, and the transmitting assembly 1 transmits light signals to the light guide receiving assembly 2 through the light transmitting hole. Specifically, the middle of the angle positioner is provided with 3 light holes with certain angles, the light holes can be transmitted to the other side of the angle positioner from one side of the angle positioner, the photoelectric emission assembly and the light guide receiving assembly are respectively positioned at two sides of the angle positioner, and the positions of the emission assembly and the light guide receiving assembly are fixed after being installed. When the angle position device rotates, the angle of the light hole of the angle position device changes, the quantity and the position of light rays emitted by the corresponding emitting element and irradiating the other side of the angle position device through the angle position device also change, namely the quantity and the position of the light rays irradiating the other side of the angle position device through the angle position device are different when the angle position device is positioned on each reading of 0-9, coding is carried out according to the principle, and then the actual data of the water meter is read through the decoding of the control unit.
The input terminals (each input terminal is T1, T2, T3, T4, T5 shown in fig. 1) of the first transmitting element F1, the second transmitting element F2, the third transmitting element F3, the fourth transmitting element F4 and the fifth transmitting element F5 are respectively connected with a micro control unit, and the micro control unit is used for providing high level for the first transmitting element F1, the second transmitting element F2, the third transmitting element F3, the fourth transmitting element F4 and the fifth transmitting element F5; the output ends of the first radiating element F1, the second radiating element F2, the third radiating element F3, the fourth radiating element F4 and the fifth radiating element F5 are connected with the ground. Wherein, T1, T2, T3, T4 and T5 are all connected with the IO pin of MCU (micro control unit).
The input end S1 of the light guide receiving component 2 is connected with the micro control unit, and the output end of the light guide receiving component 2 is grounded; the micro control unit is used for providing a high level to the light guide receiving component 2; the output end of the light guide receiving component 2 is connected with the micro control unit, and the micro control unit is used for collecting the voltage value of the output end of the light guide receiving component 2, generating a corresponding code value according to the voltage value, and calculating a corresponding reading value according to the code value. Wherein, S1 is connected with the IO pin of the MCU.
Further, the outputs of the first firing element F1, the second firing element F2, the third firing element F3, the fourth firing element F4 and the fifth firing element F5 are a first detection point ADT, which is connected to the micro control unit; the micro control unit is used for acquiring a voltage value of the ADT at the first detection point and judging whether the first emitting element F1, the second emitting element F2, the third emitting element F3, the fourth emitting element F4 and the fifth emitting element F5 are damaged or not according to the voltage value.
Further, the output end ADR of the light guide receiving assembly 2 is a second detection point, and is connected to the micro control unit through the second detection point ADR, and the micro control unit is configured to collect a voltage value at the second detection point. And the ADR and the ADT are AD detection points and are connected with an AD pin of the MCU.
Further, the circuit further comprises: a first resistor R1.
The input end of the first resistor R1 is connected with the output end of the light guide receiving component 2, and the output end of the first resistor R1 is grounded. The first resistor R1 is used for current limiting and can be used for adjusting the sensitivity of the light guide receiving component.
Still further, the circuit further comprises: a second resistor R2 and a third resistor R3.
And the input end of the third resistor R3 is connected with the output end of the transmitting component, and the output end of the third resistor R3 is connected with the input end of the second resistor.
The input end of the second resistor R2 is connected with the output end of the third resistor R3, and the output end is grounded. The second resistor R2 and the third resistor R3 are used as current limiting and can be used for adjusting the emission intensity of the emission component.
Specifically, the light guide receiving element 2 is an infrared receiving tube. The infrared receiving tube is influenced by light, and is switched on when the light exists, and is switched off when the light does not exist. The infrared receiving tube can be a PT receiving tube, a PD receiving tube or other infrared receiving tubes which can realize the function.
Specifically, the first emitting element F1, the second emitting element F2, the third emitting element F3, the fourth emitting element F4 and the fifth emitting element F5 are infrared emitting tubes or LEDs, or other emitting tubes capable of achieving the functions, and can emit infrared light or bright light when being powered on.
Specifically, F1 to F5 are turned on in sequence instead of simultaneously (i.e., high level is input) each time sampling is performed, one emission element is turned on to detect the high-low level of ADR once, and then the next emission element is turned off and then turned on.
In addition, the light guide receiving assembly and the transmitting assembly are directly attached to a main board in the photoelectric water meter, a sampling lamp panel does not need to be welded, and the problem of deformation does not exist. The structure of the utility model is schematically shown in figure 3.
The working process of the utility model is as follows:
a high level is input to the input terminals of the first, second, third, fourth, and fifth emitting elements F1, F2, F3, F4, and F5, respectively, and a high level is input to the input terminal of the light guide receiving assembly 2. Because the angular position device is arranged between the light guide receiving component 2 and the transmitting component 1, the angular position device comprises a character wheel and a coded disc, a light transmitting hole is arranged on the angular position device, and the transmitting component 1 transmits a light signal to the light guide receiving component 2 through the light transmitting hole. When the first emitting element F1 is lit, if the angle of rotation of the angular positioner is just capable of irradiating the light emitted by the first emitting element F1 onto the photo receiving element S through the light hole, the photo receiving element S has the on condition (simultaneously inputting the optical signal and the high level), the voltage value of the output end is the high level, the micro control unit collects the high level signal, and encodes the high level signal according to the high level signal, so as to obtain the code value 1. Then, each of the emitting elements F2, F3, F4, and F5 is respectively lighted up, finally, a code value corresponding to a corresponding level signal is obtained and stored in a micro control unit, and the micro control unit performs corresponding calculation and decoding according to a 5-bit code value sequence formed by each of the emitting elements F2, F3, F4, and F5, so as to obtain a reading result.
The utility model has the following advantages:
1) in the aspect of energy consumption: the sampling power consumption of the photoelectric water meter is reduced, and the photoelectric sampling time is shortened. Compared with the prior art, the same working current, when sampling, the prior art needs to respectively and sequentially start the transmitting element and the receiving element, and the chip selection end of the receiving element (the chip selection end is the connecting end with the micro control unit) needs to be started five times, and the specific process is as follows: and starting chip selection, lighting a transmitting element and detecting the AD value of a receiving element, if the chip selection needs 20us when being started, lighting a transmitting element and detecting the AD value once for 20us, wherein the time consumed by the whole sampling process comprises the following steps: the time of starting the emitting element for +5 times by one chip selection and detecting the AD value is 20us +20us 5-120 us in total time, compared with the prior art, the time of starting the chip selection for 4 times is saved, the whole sampling time is greatly shortened, and the actual use power consumption of the product is reduced.
2) In the aspect of cost: but the machine of sampling part pastes (the material all can be arranged on the mainboard), has practiced thrift lamp plate welding manpower, has promoted production efficiency.
3) In the functional aspect: the photoelectric board lamp plate is easy to deform when being installed in a thin mode, reading accuracy is affected, the transmitting tube, the receiving tube and the main board are integrated, the transmitting tube and the receiving tube are directly attached to the main board, small sampling plates are not needed, and the problem of deformation is solved.
4) The process aspect is as follows: in the prior art, a small lamp panel needs to be added, the small lamp panel is attached to a main board through a bridging technology, and the transmitting assembly and the receiving assembly are both pasted on the main board, so that the mounting is simple, and the LED lamp is suitable for mass production.
5) Through comparison of the code groups, the reading can be accurate under the condition that part of the emission lamps are damaged.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.
Claims (6)
1. A receive five luminous conductive circuit, its characterized in that, receive five luminous conductive circuit includes: an emitting assembly and a light guide receiving assembly;
the light guide receiving assembly includes a photoelectric receiving element; the transmitting assembly comprises a first transmitting element, a second transmitting element, a third transmitting element, a fourth transmitting element and a fifth transmitting element; an angular position device is arranged between the light guide receiving component and the transmitting component, a light transmitting hole is formed in the angular position device, and the transmitting component transmits a light signal to the light guide receiving component through the light transmitting hole;
the input ends of the first, second, third, fourth and fifth transmitting elements are respectively connected with a micro control unit, and the micro control unit is used for providing high level for the first, second, third, fourth and fifth transmitting elements; the output ends of the first, second, third, fourth and fifth transmitting elements are connected with the ground;
the input end of the light guide receiving component is connected with the micro control unit, and the output end of the light guide receiving component is grounded; the micro control unit is used for providing a high level to the light guide receiving component; the output end of the light guide receiving component is connected with the micro control unit, and the micro control unit is used for collecting the voltage value of the output end of the light guide receiving component.
2. The one-receive-five light-emitting conductive circuit according to claim 1, wherein the output ends of the first, second, third, fourth and fifth light-emitting elements are connected to the micro control unit; the micro control unit is used for acquiring the voltage value of the output end and judging whether the first transmitting element, the second transmitting element, the third transmitting element, the fourth transmitting element and the fifth transmitting element are damaged or not according to the voltage value.
3. The one-to-five light emitting conductive circuit of claim 1, further comprising:
the input end of the first resistor is connected with the output end of the light guide receiving component, and the output end of the first resistor is grounded.
4. The one-to-five light emitting conductive circuit of claim 3, further comprising: a second resistor and a third resistor;
the input end of the third resistor is connected with the output end of the transmitting component, and the output end of the third resistor is connected with the input end of the second resistor;
and the input end of the second resistor is connected with the output end of the third resistor, and the output end of the second resistor is grounded.
5. The one-collector five-emitter conductive circuit of claim 1, wherein the light guide receiving element is an infrared receiving tube.
6. The light-receiving and light-emitting conductive circuit according to claim 1, wherein the first, second, third, fourth and fifth emitting elements are infrared emitting tubes or LEDs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122341601.7U CN215526913U (en) | 2021-09-27 | 2021-09-27 | One-to-five luminous conductive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122341601.7U CN215526913U (en) | 2021-09-27 | 2021-09-27 | One-to-five luminous conductive circuit |
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| Publication Number | Publication Date |
|---|---|
| CN215526913U true CN215526913U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122341601.7U Active CN215526913U (en) | 2021-09-27 | 2021-09-27 | One-to-five luminous conductive circuit |
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| CN (1) | CN215526913U (en) |
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- 2021-09-27 CN CN202122341601.7U patent/CN215526913U/en active Active
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