CN218068161U

CN218068161U - Non-contact I/O port signal input/output condition acquisition device

Info

Publication number: CN218068161U
Application number: CN202221514073.9U
Authority: CN
Inventors: 兰力
Original assignee: Guangzhou Santuo Identification Tech Co ltd
Current assignee: Guangzhou Santuo Identification Tech Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-12-16
Anticipated expiration: 2032-06-16

Abstract

The utility model provides a non-contact IO port signal input/output situation collection system, the technical field who relates to the equipment status control, consider to be equipped with the more condition of IO port on the production facility body, all correspond on every IO port and set up a signal indication lamp with this IO port signal input/output situation of bright and dark luminance characterization, then utilize the bright and dark light image that each signal indication lamp of image acquisition equipment non-contact collection sent, the bright and dark luminance that shows through the signal indication lamp represents the current signal transmission state of IO port, and can judge the mode encapsulation in the host computer as an discernment with it, the host computer then can be based on this input/output situation of judging IO port signal, the consequence of universal difference has been avoided, non-contact collection has also been realized, the harmful effects to the operating stability production of former production facility body have been avoided.

Description

Non-contact I/O port signal input/output condition acquisition device

Technical Field

The utility model relates to a technical field of equipment condition monitoring, more specifically relates to a non-contact IO port signal input/output situation collection system.

Background

With the acceleration of the industrialization process, the real-time monitoring of the running condition of the electronic production equipment is an important means for enterprises to improve the utilization rate of the equipment, and the real-time monitoring of the running condition of the electronic production equipment is realized by directly observing the equipment at any time on site by a technical operator, but the labor and the financial resources are wasted.

At present, electronic production equipment is provided with a hardware communication interface, specifically, for example, each system of PLC equipment has a corresponding wiring diagram, which can clearly illustrate electrical components connected to each I/O port, each connected sensor or other signal for input and output, each output corresponding alarm, motor switch light actuator, and the like, for these I/O ports on PLC equipment, it can be provided to directly know the input and output status thereof through vision, for example, the current signal transmission status of the I/O port is represented by the display brightness of an LED signal indicator light, which can be packaged as a preset transmission status identification and determination mode.

The device comprises a photoresistor, a common resistor and a control chip, wherein the photoresistor is close to a signal indicator lamp of electronic production equipment and is connected with the common resistor in series on a power supply, a main control chip is connected to the potential between the photoresistor and the common resistor, after the corresponding relation between the state of a signal lamp of the electronic equipment and the working state of the electronic equipment is set, the state of the signal indicator lamp of the electronic equipment is acquired in real time through the photoresistor, and finally, the current working state of the electronic equipment is judged by using the main control chip according to the corresponding relation between the state of the signal lamp and the working state of the electronic equipment.

SUMMERY OF THE UTILITY MODEL

For solving the current mode through gathering hardware interface signal indicator lamp signal on the electronic production equipment and producing the interference to equipment easily, and the relatively poor problem of universality, the utility model provides a non-contact IO port signal input output situation collection system gathers the IO port signal input output situation that each signal indicator lamp of PLC equipment corresponds to non-contact, and does not disturb the operating stability of equipment itself.

In order to solve the technical problem, the technical scheme of the utility model as follows:

a non-contact I/O port signal input/output status acquisition device comprises a production equipment body, image acquisition equipment and an upper computer, wherein a plurality of I/O ports are arranged on the production equipment body, a signal indicator lamp for representing the signal input/output status of the I/O port by light and dark brightness is correspondingly arranged on each I/O port, and the signal indicator lamp emits light of a light source of the light and the dark; the input end of the image acquisition equipment is on the same horizontal line with the light of the bright and dark light source of the signal indicator lamp, and is spaced from the light starting point of the bright and dark light source by a distance l, and the bright and dark light image displayed by the signal indicator lamp is acquired; the output end of the image acquisition equipment is connected with an upper computer, the acquired bright and dark light images are transmitted to the upper computer, and the upper computer judges the input and output conditions of the I/O port signals.

In the technical scheme, considering the situation that a plurality of I/O ports are arranged on a production equipment body, a signal indicator lamp for representing the signal input and output conditions of the I/O port by the brightness of light and shade is correspondingly arranged on each I/O port, then the image acquisition equipment is used for acquiring the image of light and shade emitted by each signal indicator lamp in a non-contact manner, the current signal transmission state of the I/O port is represented by the brightness of light and shade displayed by the signal indicator lamp, and the image acquisition equipment can be packaged in an upper computer as an identification and judgment mode (as the existing identification and judgment mode, for example, the image is similar to the mode that the green light on a computer equipment case represents that the equipment is in a working state, the red light on the computer equipment case represents that a read-write hard disk is used, the network card lamp behind the case is bright to indicate that the network is communicated, the network card lamp indicates that the network is in network communication when the network lamp is flashed, electronic production equipment in the industry also uses different bright, dark and flashing states of different signal lamps and different working states of the equipment to represent the equipment), the upper computer equipment can judge the input and output conditions of the I/O port signals based on the input and output conditions of the production equipment, thereby avoiding the consequence of poor universality, realizing the poor operation and avoiding the non-contact acquisition equipment body and generating adverse effect on the stability of the original production equipment.

Preferably, the collection system still includes the protecting cover body, and the protecting cover body sets up in the top of production facility body, and the signal indicator that each IO port corresponds in a plurality of IO port of production facility body sends bright and dark light source light and incides to the protecting cover internally, and it is 45 spectroscopes with vertical direction still fixed being provided with in the protecting cover body, and light source light incides to the spectroscope, forms transmission light and reflection light behind the spectroscope, and transmission light is the same with the incident light direction, and the reflection light level incides to image acquisition equipment's input.

Preferably, the image acquisition device is located inside a protective cover body, and the transmitted light and the reflected light of the signal indicator light propagate inside the protective cover body.

Preferably, the protective cover body is made of painted or anodized aluminum, painted steel, brass or plastic.

Preferably, the protective cover body is provided with a transparent window, and the transmission light enters the eyes of an operator who performs observation work through the transparent window.

Preferably, the transparent window is a PMMA plate or a polycarbonate plate.

More than, the protecting cover body is used for protecting image acquisition equipment on the one hand, make it avoid the dust, impurity and corrosive gas's pollution, can cooperate the installation site simultaneously, reach the mesh of preventing destroying, on the other hand, the spectroscope can divide into two parts with bright and dark light source light, partly is transmission light, another part is reflection light, transmission light and reflection light are the internal transmission light that propagates of equal protection casing, transmission light is the same with the incident light direction, reflection light level incides to image acquisition equipment's input, the protecting cover body has ensured image acquisition's true degree and quality. As a transparent window, the selected material ensures that the window is clear and transparent, and on one hand, workers can observe the window except for contact-type acquisition, and on the other hand, the window is convenient to maintain and operate.

Preferably, the acquisition device further comprises a signal transmission line, a line through hole for the signal transmission line to pass through is formed in the protective cover body, and the output end of the image acquisition equipment is connected with the upper computer through the signal transmission line.

Preferably, the production equipment body is a PLC production equipment body.

Preferably, the signal indicator lamp is an LED signal indicator lamp.

Preferably, the image acquisition device is a camera.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:

the utility model provides a non-contact IO port signal input/output situation collection system, consider to be equipped with the more condition of IO port on the production facility body, all correspond on every IO port and set up a signal indication lamp with this IO port signal input/output situation of bright and dark luminance characterization, then utilize the bright and dark light image that each signal indication lamp sent of image acquisition equipment non-contact collection, the bright and dark luminance that shows through signal indication lamp represents the current signal transmission state of IO port, and can judge the mode encapsulation in the host computer as an discernment, the host computer then can be based on this input/output situation who judges IO port signal, the consequence of having avoided the poor universality, non-contact collection has also been realized, the harmful effects of operation stability production to the original production facility body have been avoided.

Drawings

Fig. 1 is a schematic view of a first structure of a non-contact I/O port signal input/output status acquisition device according to embodiment 1 of the present invention;

fig. 2 is a schematic view showing light transmission of the spectroscope according to embodiment 1 of the present invention;

fig. 3 is a schematic diagram of a second structure of a non-contact I/O port signal input/output status acquisition device according to embodiment 2 of the present invention;

wherein, 1-production equipment body; 2-an image acquisition device; 21-a lens; 22-a camera body; 3-an upper computer; 11-I/O port; 12-signal indicator light; 4-a protective cover body; 5-a spectroscope; 6-transparent window; 7-signal transmission line.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent;

for the purpose of better illustrating the present embodiments, certain elements of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;

it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The technical solution of the present invention is further described with reference to the accompanying drawings and embodiments.

Example 1

As shown in fig. 1, the present embodiment provides a non-contact I/O port signal input/output status acquisition device, referring to fig. 1, the device includes a production equipment body 1, an image acquisition device 2, and an upper computer 3, the production equipment body 1 is provided with a plurality of I/O ports 11, each I/O port is correspondingly provided with a signal indicator lamp 12 for representing the signal input/output status of the I/O port by brightness of light and dark, and the signal indicator lamp 12 emits light of a bright light source and a dark light source; the input end of the image acquisition device 2 is positioned on the same horizontal line with the light of the bright and dark light source of the signal indicator lamp 12, and is spaced from the light starting point of the bright and dark light source by a distance l to acquire the bright and dark light image displayed by the signal indicator lamp 12; the output end of the image acquisition equipment 2 is connected with the upper computer 3, the acquired bright and dark light images are transmitted to the upper computer 3, and the upper computer 3 judges the input and output conditions of the I/O port signals.

In this embodiment, as shown in fig. 1, it can be seen that there are many I/O ports 11 on the production equipment body 1, two parallel rows are shown in fig. 1, and there are many corresponding signal indicator lamps 12, therefore, considering that there are many I/O ports 11 on the production equipment body 1, one signal indicator lamp 12 is correspondingly disposed on each I/O port 11, which represents the input and output status of the I/O port signal with brightness of light and shade, then the image acquisition equipment 2 is used to acquire the brightness image emitted by each signal indicator lamp 12 in a non-contact manner, the current signal transmission status of the I/O port 11 is represented by the brightness of the signal indicator lamp 12, and the current signal transmission status can be packaged in the upper computer 3 as an identification determination mode, where the identification determination mode is used as the existing identification determination mode, if the device is similar to a case of a computer device, in which a green light on the case represents that the device is in a working state, a red light on the case represents that a hard disk is read and written, a network card light on the back of the case indicates that the network card light is in network communication, electronic production equipment in an enterprise also indicates different light, dark and flashing states of different signal lamps and different working states of the device, and the like, in the embodiment, the upper computer 3 is connected with the image acquisition device 2, before the acquisition device operates, a picture can be taken first, the position of a signal indicator lamp to be detected is specified, a general signal indicator lamp has indication modes such as light and shade, fast and slow flashing, red and green or other color conversion (the mode needs a color camera), and the like, and the upper computer 3 is preset with identification of the modes, which is not a key point for protection of the utility model, and after the signal indicator lamp is selected, selecting a corresponding mode according to the indicating mode of the signal indicator lamp. Then, the signal indicator lamp is associated with the I/O port and the state to be indicated, if in IO, the corresponding data indication or the link connection indication is associated with which IO network port, the acquisition device starts to operate after being configured, and the upper computer can judge the input and output conditions of the I/O port signal based on the configuration, so that the result of poor universality is avoided, non-contact acquisition is realized, and the adverse effect on the operation stability of the original production equipment body is avoided.

In this embodiment, production facility body 1 is the PLC production facility body, and signal indicator 12 is the LED signal indicator, image acquisition equipment 2 is the camera, as shown in fig. 1, and the camera includes camera lens 21 and camera body 22, and in addition, in order to ensure image acquisition's promptness, the camera time of shooing and camera will be gathered bright and dark light image transmission to host computer 3, and the host computer 3 judges that the time sum of I/O port signal input output situation is no longer than the execution cycle of production facility body 1.

Referring to fig. 1, the collecting device further includes a protecting cover 4, as shown in fig. 1, the protecting cover 4 is disposed above the production equipment body 1, a signal indicator lamp corresponding to each I/O port of the plurality of I/O ports of the production equipment body 1 emits bright and dark light source light to enter the protecting cover 4, a spectroscope 5 which is 45 degrees with the vertical direction is further fixedly disposed in the protecting cover, the light source light enters the spectroscope 5, as shown in fig. 2, the light source light forms transmission light and reflection light after passing through the spectroscope 5, the transmission light is the same as the incident light, and the reflection light horizontally enters the input end of the image collecting device.

In this embodiment, the image acquisition device 2 is located in the protective cover body 4, the transmission light and the reflection light of the signal indicator light 12 are transmitted in the protective cover body 4, the protective cover body 4 is made of aluminum material, painted steel, brass or plastic which is painted or anodized, on one hand, the protective cover body is used for protecting the image acquisition device from being polluted by dust, impurities and corrosive gas, and on the other hand, the image acquisition device can be matched with an installation place to achieve the purpose of damage prevention, on the other hand, the spectroscope 5 can divide the bright and dark light source light into two parts, one part is transmission light, the other part is reflection light, the transmission light and the reflection light are transmitted in the protective cover body, the transmission light and the incidence light are in the same direction, the reflection light horizontally enters the input end of the image acquisition device, and the protective cover body ensures the authenticity and the quality of image acquisition.

Example 2

Referring to fig. 3, another non-contact I/O port signal input/output status acquisition device is provided in this embodiment, that is, on the basis of the structure of the non-contact I/O port signal input/output status acquisition device provided in embodiment 1, an apparent window 6 is disposed on the protective cover 4, and transmitted light is incident into an eye of an operator performing observation work through the transparent window 6, in this embodiment, the transparent window 6 is a PMMA plate or a polycarbonate plate, which is used as a transparent window, and selected materials ensure that the operator can perform observation work on one hand and, on the other hand, is convenient for maintenance and operation except for contact acquisition.

In addition, for the timely transmission of the image, the acquisition device further comprises a signal transmission line 7, a line through hole for the signal transmission line to pass through is formed in the protective cover body 4, and the output end of the image acquisition device 3 is connected with an upper computer through the signal transmission line 7.

Example 3

In this embodiment, an example is described based on the basic structure proposed in embodiment 1 or embodiment 2, and a production apparatus body is assumed to be a PLC production apparatus body, each I/O port of which has a signal indicator lamp, and a DO1 port among the I/O ports is now monitored. The PLC production facility body gives DO1 port output, and under normal conditions, the signal indication lamp that the DO1 port corresponds can be bright, because electromagnetic interference, vibration lead to various reasons such as contact failure, the abnormality has taken place now, and the PLC production facility body lets DO1 port output this moment, but the DO1 port does not have the output, and the signal indication lamp is not bright, or the PLC production facility body does not give DO1 port output, and DO1 has but exported, and the signal indication lamp is bright. At this moment, the state of the DO1 port stored in the PLC production equipment body is different from the actual state of the DO1 port monitored by the upper computer, and the upper computer acquires the brightness, time and times of each signal indicator lamp, can automatically count and analyze the input and output states of the I/O port and form a statistical report.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. 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. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A non-contact I/O port signal input/output status acquisition device is characterized by comprising a production equipment body (1), image acquisition equipment (2) and an upper computer (3), wherein the production equipment body (1) is provided with a plurality of I/O ports (11), each I/O port (11) is correspondingly provided with a signal indicator lamp (12) for representing the signal input/output status of the I/O port by brightness of light and shade, and the signal indicator lamp (12) emits light of a light source of the light and shade; the input end of the image acquisition equipment (2) is positioned on the same horizontal line with the bright and dark light source light of the signal indicator lamp (12), and is spaced from the light starting point of the bright and dark light source by a distance l to acquire the bright and dark light image displayed by the signal indicator lamp; the output end of the image acquisition equipment (2) is connected with the upper computer (3), the acquired bright and dark light image is transmitted to the upper computer (3), and the upper computer (3) judges the input and output conditions of the I/O port signal.

2. The non-contact I/O port signal input/output condition acquisition device according to claim 1, further comprising a protective cover (4), wherein the protective cover (4) is disposed above the production equipment body, the signal indicator lamp (12) corresponding to each of the plurality of I/O ports of the production equipment body (1) emits bright and dark light to enter the protective cover (4), a spectroscope (5) which is 45 degrees to the vertical direction is further fixedly disposed in the protective cover (4), the light from the light source enters the spectroscope (5), transmitted light and reflected light are formed after passing through the spectroscope (5), the direction of the transmitted light is the same as that of the incident light, and the reflected light horizontally enters the input end of the image acquisition equipment (2).

3. The non-contact I/O port signal input/output condition acquisition apparatus according to claim 2, wherein the image acquisition device (2) is located inside a protective cover (4), and the transmission light and the reflection light of the signal indicator lamp (12) are propagated inside the protective cover (4).

4. The device for acquiring the signal input/output conditions of the non-contact I/O port according to claim 3, wherein the protective cover body (4) is made of painted or anodized aluminum, painted steel, brass or plastic.

5. The device for acquiring the signal input/output conditions of the non-contact I/O port according to claim 3, wherein the protective cover (4) is provided with a transparent window (6), and the transmitted light is incident to the eyes of an operator performing observation work through the transparent window (6).

6. The device for acquiring signal input/output conditions of a non-contact I/O port according to claim 5, wherein the transparent window (6) is a PMMA plate or a polycarbonate plate.

7. The non-contact I/O port signal input/output condition acquisition device according to claim 3, wherein the acquisition device further comprises a signal transmission line (7), a line through hole for the signal transmission line (7) to pass through is arranged on the protective cover body (4), and the output end of the image acquisition device (2) is connected to the upper computer (3) through the signal transmission line (7).

8. The non-contact I/O port signal input/output condition acquisition device according to any one of claims 1 to 7, wherein the production equipment body (1) is a PLC production equipment body.

9. The device for acquiring the signal input/output conditions of the non-contact I/O port according to claim 8, wherein the signal indicator lamp (12) is an LED signal indicator lamp.

10. The non-contact I/O port signal input output condition acquisition apparatus according to claim 9, wherein the image acquisition device (2) is a camera.