阅读说明：本技术 一种提升光耦电流传输比的辅助装置及方法 (Auxiliary device and method for improving current transmission ratio of optocoupler ) 是由 韩秀 蒋杰 于 2021-06-17 设计创作，主要内容包括：本发明提供了一种提升光耦电流传输比的辅助装置,包括：传感器,与光耦耦合器制造装备连接,所述传感器用来检测光源的出射方位；自动控制模块,与所述光耦耦合器制造装备连接,用于接收所述传感器的检测结果,并根据检测结果光源射出方向进行调整。本发明可以更好的确认聚光凹槽方位,并通过不断的调整,最后实现与接收器同轴,聚光效果达到最优,电流传输比可以达到最优值。(The invention provides an auxiliary device for improving the current transmission ratio of an optocoupler, which comprises: the sensor is connected with the optical coupler manufacturing equipment and used for detecting the emergent direction of the light source; and the automatic control module is connected with the optical coupler manufacturing equipment and used for receiving the detection result of the sensor and adjusting the light source emission direction according to the detection result. The invention can better confirm the position of the light-gathering groove, and finally realize the coaxiality with the receiver through continuous adjustment, the light-gathering effect reaches the optimum, and the current transmission ratio can reach the optimum value.)

1. An auxiliary device for improving the current transmission ratio of an optical coupler is characterized by comprising: the sensor is connected with the optical coupler manufacturing equipment and used for detecting the emergent direction of the light source; the automatic control module is connected with the optical coupler manufacturing equipment and used for receiving the detection result of the sensor and adjusting the light source emitting direction according to the detection result.

2. The auxiliary device for improving the current transmission ratio of the optical coupler as claimed in claim 1, wherein the optical coupler manufacturing equipment comprises two back-to-back attachment plates, a light emitting source, a receiver, a light gathering groove, two optical coupler connecting plates and a colloid surface, and the two back-to-back attachment plates are connected with the two optical coupler connecting plates; the light emitting source or the receiver is connected with the two photoelectric coupler connecting plates through the colloid surface; the light-gathering groove is connected on the colloid surface on one side of the luminous source.

3. The auxiliary device for improving the current transmission ratio of the optocoupler according to claim 2, wherein the automatic control module comprises a regulator, two motors, two moving guide rails, and two connecting wires; one regulator is connected with two motors through two connecting wires.

4. An auxiliary device for increasing the current transmission ratio of an optical coupler according to claim 3, wherein the adjuster is used for feeding back the fine adjustment direction of the light-gathering groove.

5. The auxiliary device for increasing the current transmission ratio of the optocoupler according to claim 3, wherein the two motors are used for controlling the two motion guide rails to be continuously adjusted; for achieving co-axial alignment with the receiver.

6. A method for improving the current transmission ratio of an optical coupler is characterized by comprising the following steps:

constructing a theoretical model, wherein the model is as follows: r ═ f (ctr), wherein: r is the radian of the light-gathering groove; CTR is the current transfer ratio;

calculating the current transmission ratio: current transfer ratio CTR₀A photoelectric coupler with the concentration of 450-₀The photoelectric coupler is a photoelectric coupler with the concentration of 450-;

constructing a coordinate system: the light source and the receiver are coaxial, a left-hand Cartesian coordinate system of the manufacturing platform is constructed, the origin of the coordinate system is located at the intersection of the panel at the light source and the ground panel, the direction from the light source of the light condensation groove to the receiver is the direction of an x axis, the panel at the light source is upward and is the direction of a z axis, and the y axis is perpendicular to the directions of the x axis and the z axis;

calculating the position coordinates of the central point of the light-gathering groove, detecting the emergent azimuth coordinates of the light source by using an infrared sensor, feeding the coordinates back to the controller to obtain the position coordinates of the central point of the current light-gathering groove, and calculating the movement coordinates required by the light-gathering groove;

comparing with the coordinates of the receiver, and calculating the magnitude and direction of the error; the control device finely tunes the condensation groove, and the controller controls the motor to finely tune the central point position of the condensation groove according to the feedback result to obtain the optimal location position of the condensation groove, and the qualified condition is detected:

photoelectric coupler electrification detectionMeasurement of CTR_iAnd if the CTRI is less than or equal to 900 percent multiplied by CTR0, returning and continuing to finely adjust the emergent direction of the light source.

7. The method for increasing the current transfer ratio of an optocoupler according to claim 6, wherein the calculating the current transfer ratio selects the current transfer ratio CTR₀450 and 600 percent of photoelectric coupler and circular arc-shaped light-gathering groove.

8. The method for improving the current transmission ratio of the optical coupler according to claim 6, wherein an origin of the constructed coordinate system is located at an intersection of the light source panel and the ground panel, an x-axis direction of the constructed coordinate system is a direction from the light source to the receiver of the light gathering groove, a z-axis direction of the constructed coordinate system is a direction from the light source panel to the receiver, and a y-axis of the constructed coordinate system is perpendicular to x-axis and z-axis directions.

9. The method for improving the current transmission ratio of the optocoupler according to claim 6, wherein the controller comprises a receiving module, a judging module, and a processing module; the judging module is used for judging the signal transmitted in the receiving module; and the processing module is used for processing the motor according to the signal of the judging module.

10. The method for improving the current transmission ratio of the optical coupler according to claim 6, wherein the receiver comprises a data acquisition module, an error calculation module and a data feedback module; the error calculation module is used for calculating the data information in the data acquisition module; the data feedback module is used for feeding back data information of the error calculation module.

Technical Field

The invention belongs to the field of photoelectricity, and particularly relates to an auxiliary device and method for improving the current transmission ratio of an optocoupler.

Background

The photoelectric coupler has the main function of isolating signal transmission, so that the photoelectric coupler becomes an electric appliance part which must be used on most household appliance control panels, and a common single board is used for more than one single board and is widely used.

The photoelectric coupler has a plurality of parameters, and the current transmission ratio is the core parameter of the photoelectric coupler. The Current Transfer Ratio (CTR) is the ratio of output current to forward current of the light-emitting diode when the working voltage of the output tube is a specified value, the magnitude of the current transfer ratio is related to the luminous intensity of the infrared LED at the IR end, and the infrared LED chip is directly fixed on the plane support. The current transmission ratio range of the photoelectric couplers on the market is 50-600%, most of the photoelectric couplers produced on the market have the current transmission ratio range of 250-.

At present, the photoelectric coupler with the current transmission ratio of 450-600% is the most demanded in the market end, and the photoelectric coupler with the current transmission ratio lower than 450% is accumulated in a large amount at the factory end, so that the production cost of the factory is greatly wasted. To solve the above problem, CN208608196U discloses a method for locating an led wafer in a light-gathering groove and above a phototransistor wafer, where the led wafer is electrically connected to the inner end of a fourth support through a second gold wire, and the efficiency of photoelectric conversion is improved through the light-gathering groove, so as to improve the Current Transfer Ratio (CTR) of the optocoupler, but the effect is not good, or there is a problem below, the radian of the light-gathering groove does not determine an optimal light-gathering groove position and does not guarantee coaxiality with the receiver, the light-gathering effect does not reach the optimal value, and the current transfer ratio does not reach the optimal value.

Disclosure of Invention

The invention aims to provide a navigation driving method of a traffic vehicle based on a high-precision map, which aims to solve the technical problems:

in order to solve the above technical problems, the following technical solutions are now provided:

an auxiliary device for improving the current transmission ratio of an optical coupler comprises: the sensor is connected with the optical coupler manufacturing equipment and used for detecting the emergent direction of the light source; and the automatic control module is connected with the optical coupler manufacturing equipment and used for receiving the detection result of the sensor and adjusting the light source emission direction according to the detection result.

As a further aspect of the present invention, the auxiliary device for increasing the current transmission ratio of the optocoupler includes two back-to-back attachment plates, a light source, a receiver, a light-gathering groove, two optocoupler connecting plates, and a colloid surface, where the two back-to-back attachment plates are connected to the two optocoupler connecting plates; the light emitting source or the receiver is connected with the two photoelectric coupler connecting plates through the colloid surface; the light-gathering groove is connected to the colloid surface on one side of the light-emitting source.

As a further scheme of the present invention, in the auxiliary device for increasing the current transmission ratio of the optocoupler, the automatic control module includes a regulator, two motors, two moving guide rails, and two connecting wires; and the regulator is connected with the two motors through two connecting wires.

As a further aspect of the present invention, in the auxiliary device for increasing the current transmission ratio of the optical coupler, the adjuster is used for feeding back the fine adjustment direction of the light condensation groove.

As a further scheme of the invention, in the auxiliary device for increasing the current transmission ratio of the optocoupler, the two motors are used for controlling the continuous adjustment of the two motion guide rails; for achieving co-axial alignment with the receiver.

As a further aspect of the present invention, the method for increasing the current transmission ratio of the optocoupler includes the following steps:

a) constructing a theoretical model:

b) calculating the current transmission ratio:

c) constructing a coordinate system:

d) calculating the position coordinates of the central point of the condensation groove:

e) calculating the moving coordinate of the light-gathering groove:

f) the control device finely adjusts the light-gathering groove:

g) and (5) detecting qualified conditions.

As a further method of the present invention, in the method for increasing the current transfer ratio of the optocoupler, the current transfer ratio CTR is selected for calculating the current transfer ratio₀450 and 600 percent of photoelectric coupler and circular arc-shaped light-gathering groove.

As a further method of the present invention, in the method for increasing the current transmission ratio of the optocoupler, an origin of the constructed coordinate system is located at an intersection of the light source panel and the ground panel, an x-axis direction of the constructed coordinate system is a direction from the light source of the light-gathering groove to the receiver, a z-axis direction of the constructed coordinate system is a direction from the light source panel to the receiver, and a y-axis of the constructed coordinate system is perpendicular to x-axis and z-axis directions.

As a further aspect of the present invention, in the method for increasing the current transmission ratio of the optocoupler, the controller includes a receiving module, a determining module, and a processing module; the judging module is used for judging the signal transmitted in the receiving module; and the processing module is used for processing the motor according to the signal of the judging module.

As a further scheme of the present invention, the auxiliary device for increasing the current transmission ratio of the optocoupler includes a data obtaining module, an error calculating module, and a data feedback module, where the error calculating module is configured to calculate data information in the data obtaining module; the data feedback module is used for feeding back data information of the error calculation module.

Compared with the prior art, the invention has the beneficial effects that:

the invention can better confirm the position of the light-gathering groove, and finally realize the coaxiality with the receiver through continuous adjustment, the light-gathering effect reaches the optimum, and the current transmission ratio can reach the optimum value.

Drawings

FIG. 1 is a schematic diagram of an auxiliary device for increasing the current transmission ratio of an optocoupler;

FIG. 2 is a schematic diagram of an automatic control module of the present invention;

FIG. 3 is a flow chart of the method for increasing the current transmission ratio of the optocoupler;

FIG. 4 is a block schematic diagram of a controller;

fig. 5 is a schematic diagram of a module on a receiver.

Reference numerals: 1. a backrest flitch; 2. a photoelectric coupler connecting plate; 3. a light emitting source; 4. a receiver; 5. a light-gathering groove; 6. a base; 7. a sensor; 8. a regulator; 9. a motor; 10. a moving guide rail; 11. colloid surface; 12. and connecting the wires.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "top", "bottom", "inner", "outer", and the like are used merely for indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or refer to a device or an element necessarily having a specific orientation, constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

The embodiment of the invention provides an auxiliary device for improving the current transmission ratio of an optocoupler, which comprises: the sensor 7 is connected with the optical coupler manufacturing equipment, and the sensor 7 is used for detecting the emergent direction of the light source; and the automatic control module is connected with the optical coupler manufacturing equipment and used for receiving the detection result of the sensor 7 and adjusting the light source emission direction according to the detection result. Specifically, as shown in fig. 1, sensor 7 is connected and is equipped in opto-coupler manufacture, preferably, the sensor is infrared sensor, sensor 7 aims at the opto-coupler manufacture and equips the light source, sensor 7 is fixed, sensor 7 can receive the light source signal that opto-coupler manufacture was equipped, transmit to automatic control module in, automatic control module can be after receiving sensor 7's testing result, can carry out the analysis to it, and finely tune the light source emission direction according to testing result, aim at reaches a better spotlight effect.

The invention can better confirm the position of the light-gathering groove, and finally realize the coaxiality with the receiver through continuous adjustment, the light-gathering effect reaches the optimum, and the current transmission ratio can reach the optimum value.

As shown in fig. 1, another auxiliary device for improving the current transmission ratio of an optocoupler is provided in an embodiment of the present invention, where the optocoupler manufacturing equipment includes two back-to-back attachment plates 1, a light source 3, a receiver 4, a light-gathering groove 5, two optocoupler connection plates 2, and a colloid surface 11, where the two back-to-back attachment plates 1 are connected to the two optocoupler connection plates 2; the light emitting source 3 or the receiver 4 is connected with the two photoelectric coupler connecting plates 2 through the colloid surface 11; the light-gathering groove 5 is connected to the colloid surface on the side where the light-emitting source 3 is arranged. Specifically, two back attachment plates 1 are vertically fixed on a platform, two photoelectric coupler connecting plates 2 are respectively fixed on the two back attachment plates 1, a light emitting source 3 is installed on the left photoelectric coupler connecting plate 2 through a colloid surface 11, a receiver 4 is installed on the right photoelectric coupler, the light emitting source 3 and the receiver 4 are relatively positioned on the same horizontal line, a semicircular light focusing groove 5 is buckled on the light emitting source 3, the light focusing groove 5 can contain the light emitting source 3 to be completely embedded in the inner space, a colloid surface 11 is mainly used for matching with the fixation among all elements to prevent the disconnection among all the elements in the working process and cause equipment damage and delay the working process, preferably, the colloid surface 11 is soft colloid and can be fixed and hardened after cooling, and an infrared sensor is also connected between the right photoelectric coupler connecting plate and the right back attachment plate, so that the receiver 4 can directly send the acquired data to the infrared sensor. The invention can provide a stable interface for improving the current transmission ratio of the optocoupler, can reduce unnecessary errors, and ensures that the adjusted light condensation effect is better and the current transmission ratio reaches an optimal value.

As shown in fig. 2, another auxiliary device for increasing the current transmission ratio of an optocoupler is provided in an embodiment of the present invention, where the automatic control module includes a regulator 8, two motors 9, two moving guide rails 10, and two connecting lines 12; the one regulator 8 is connected with the two motors 9 through two connecting lines 12, and the two motors 9 are connected with the two moving guide rails 10. Specifically, the regulator 8 in the automatic control module is mainly used for receiving the light source emission direction detected by the sensor 7, internally calculating after receiving a feedback light source emission direction detection result, calculating a Current Transfer Ratio (CTR) value, obtaining an angle to be regulated by the light source, and feeding back the angle to be regulated again to act, then the regulator 8 controls the motor 9 through two connecting lines, then the motor 9 directly drives the moving guide rail 10, the moving guide rail 10 specifically regulates the light source body, so that the light source body is subjected to angle regulation, and the emission direction of the light source is repositioned. The invention can automatically adjust the emitting direction of the light source, and through the arrangement of the device, the radian of the light-gathering groove 5 can be prevented from determining an optimal value in the manufacturing process, so that the adjusted light-gathering effect is better.

The embodiment of the invention provides another auxiliary device for improving the current transmission ratio of an optical coupler, and the regulator 8 is used for feeding back the fine adjustment direction of the light condensation groove 5. The regulator 8 in the automatic control module is mainly used for receiving the light source emission direction detected by the sensor 7, internally calculating after receiving the feedback light source emission direction detection result, calculating a Current Transfer Ratio (CTR) value, obtaining an angle to be regulated by the light source, and feeding back the angle to be regulated to act.

The embodiment of the invention provides another auxiliary device for improving the current transmission ratio of an optocoupler, wherein the two motors 9 are used for controlling the continuous adjustment of the two moving guide rails 10; for realizing the coaxial with the receiver 4.

The embodiment of the invention provides another method for improving the current transmission ratio of an optocoupler, which comprises the following steps:

a) constructing a theoretical model: specifically, a photoelectric coupling theoretical model is as follows: r ═ f (CTR), where R is the radian of the light-gathering groove and CTR is the current transfer ratio;

b) calculating the current transmission ratio:

c) constructing a coordinate system: specifically, a left-handed cartesian coordinate system of the manufacturing platform is constructed to ensure the light source and the receiver to be coaxial;

d) calculating the position coordinates of the central point of the condensation groove: specifically, an infrared sensor is used for detecting the emergent azimuth coordinate of the light source in the preparation process and feeding the emergent azimuth coordinate back to the controller to obtain the position coordinate of the central point of the current condensation groove;

e) calculating the moving coordinate of the light-gathering groove: specifically, the error magnitude and direction are calculated by comparing the coordinate of the receiver with the coordinate of the receiver;

f) the control device finely adjusts the light-gathering groove: specifically, the controller controls the motor to finely adjust the position of the central point of the light condensation groove according to the feedback result, so that the optimal placement position of the light condensation groove is obtained.

g) And (3) detecting qualified conditions: specifically, the photoelectric coupler is electrified to detect the CTR_iAnd (current transfer ratio) if CTRI is less than or equal to 900 percent multiplied by CTR0, returning to d) and continuing to finely adjust the emergent direction of the light source. If CTRi>900% × CTR0, then the return d and return operations are not required.

The embodiment of the invention provides another method for improving the current transmission ratio of an optocoupler, wherein the current transmission ratio CTR is selected for calculating the current transmission ratio₀450 and 600 percent of photoelectric coupler and circular arc-shaped light-gathering groove. Specifically, the range of R calculated by the photoelectric coupler through the theoretical model is 10-12 mm, namely the CTR is obtained₀For a photoelectric coupler of 450-. The arc-shaped light-gathering groove has the highest effective current transmission ratio and the best light-gathering effect.

The embodiment of the invention provides another method for improving the current transmission ratio of an optical coupler, wherein the original point of a constructed coordinate system is located at the intersection of a panel at a light source and a ground panel, the x-axis direction of the constructed coordinate system is the direction from a light source of a light condensation groove to a receiver, the z-axis direction of the constructed coordinate system is the upward direction of the panel at the light source, and the y-axis of the constructed coordinate system is vertical to the x-axis direction and the z-axis direction. The invention can facilitate the staff to see more visually, and the error of the light-gathering groove on the light-emitting source is convenient for the staff to adjust the light-gathering groove, thereby greatly improving the working efficiency.

The embodiment of the invention provides another method for improving the current transmission ratio of an optocoupler, wherein a controller comprises a receiving module, a judging module and a processing module; the judging module is used for judging the signal transmitted in the receiving module; the processing module is used for processing the motor according to the signal of the judging module. Specifically, when the receiving module mainly receives the emitting position coordinates of the infrared sensor and the judging module judges that the current position of the central point of the light-gathering groove is the optimal light-gathering groove placement position, the judging module can not continuously transmit signals to the processing module, the controller can not work to control the motor, otherwise, when the receiving module transmits the coordinate signal of the central position of the light-gathering groove to the next judging module, when the judging module judges that the position of the central point of the light-gathering groove is not the optimal placement direction of the light-gathering groove, the judging module transmits the position coordinates of the central point of the current condensation groove to the next processing module through signals, the processing module obtains the optimal placement position of the condensation groove according to calculation, and then sending an instruction to a controller, and finely adjusting the position of the central point of the light condensation groove by the controller after the instruction is obtained, so that the optimal light condensation groove placement direction is achieved. The invention improves the automation degree of the device, greatly improves the fine adjustment effect of the controller, improves the light gathering property of the light gathering groove and improves the current transmission ratio.

The embodiment of the invention provides another auxiliary device for improving the current transmission ratio of an optocoupler, which is characterized in that the receiver comprises a data acquisition module, an error calculation module and a data feedback module, wherein the error calculation module is used for calculating data information in the data acquisition module; the data feedback module is used for feeding back the data information of the error calculation module. Specifically, when the receiver obtains the power position emitted from the luminous source side, the data acquisition module in the receiver can automatically obtain the coordinate information of the center of the current light-gathering groove, then the error calculation module in the receiver can automatically perform error calculation and analysis with the coordinate of the receiver, and finally the coordinate of the coordinate position and the direction data information obtained by the error calculation module can be reflected by the data feedback module and displayed by the display on the receiver side. The invention avoids the complicated calculation of personnel, conveniently and clearly obtains the data of the error size and direction, is convenient for the controller to directly control the fine adjustment of the motor, greatly saves the time and improves the working efficiency.

Although several embodiments and examples of the present invention have been described for those skilled in the art, these embodiments and examples are presented as examples and are not intended to limit the scope of the invention. These new embodiments can be implemented in other various ways, and various omissions, substitutions, and changes can be made without departing from the spirit of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalent scope thereof.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.