CN220305643U - Internet access acquisition card, industrial personal computer and machine vision system - Google Patents
Internet access acquisition card, industrial personal computer and machine vision system Download PDFInfo
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- CN220305643U CN220305643U CN202322159160.8U CN202322159160U CN220305643U CN 220305643 U CN220305643 U CN 220305643U CN 202322159160 U CN202322159160 U CN 202322159160U CN 220305643 U CN220305643 U CN 220305643U
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Abstract
The embodiment of the utility model provides a network port acquisition card, an industrial personal computer and a machine vision system, which relate to the technical field of machine vision and comprise a processing sub-board and an electronic board; the processing sub-board and the electronic supply board are detachably connected through a circuit board connector; the power supply board includes: a power supply circuit; the processing sub-board includes: the system comprises a board interface for connecting with an industrial personal computer, one or more network port connectors for connecting with external network equipment and a main control circuit; each of the portal connectors includes a network signal terminal; the network signal terminal of the network port connector is electrically connected with the power supply circuit of the power supply electronic board through the circuit board connector; and the network signal terminal of the network port connector is also electrically connected with the main control circuit, so that the problem that the electronic board is damaged due to heat generation and is transmitted to the processing sub-board can be prevented, and meanwhile, the electronic board can be independently detached and then replaced or maintained, thereby improving the convenience of maintenance.
Description
Technical Field
The utility model relates to the technical field of machine vision, in particular to a network port acquisition card, an industrial personal computer and a machine vision system.
Background
At present, industrial personal computers and different devices are networked to realize multiple functions in many fields. For example: in the field of machine vision, a network port acquisition card is installed in the industrial personal computer and is connected with the industrial camera and other network equipment through a cable to provide a network interface and a power supply for the industrial camera so as to ensure communication between the industrial personal computer and the industrial camera. Specifically, the network port acquisition card converts a 12V power supply in the industrial personal computer into a 48V power supply through a power supply circuit, so as to provide power for the industrial camera; and the image data transmitted by the industrial camera is transmitted to the industrial personal computer through a control circuit comprising devices such as a network module and the like.
In the related art, a power supply circuit and a control circuit are integrated on a network port acquisition card, and the power supply circuit generates heat in the transformation process, so that the heat is transmitted to the control circuit through a circuit board, and devices in the control circuit are easy to damage; moreover, any device or circuit fails, requiring replacement or repair of the entire Zhang Banka, resulting in inconvenient fault handling.
However, since the network port acquisition card needs to provide both a network interface and a power supply for the industrial camera, both the control module and the power module need to be centralized on itself. Thus, when the power module fails, the entire Zhang Banka needs to be replaced or repaired, resulting in inconvenience in handling the failure.
Disclosure of Invention
The embodiment of the utility model aims to provide a network port acquisition card, an industrial personal computer and a machine vision system, which are used for solving the problems of device damage caused by heating of a power circuit and inconvenience in replacement and maintenance of the whole board card. The specific technical scheme is as follows:
the first aspect of the utility model provides a network port acquisition card, which comprises a processing sub-board and an electronic board;
the processing sub-board and the electronic supply board are detachably connected through a circuit board connector;
the power supply board includes: a power supply circuit;
the processing sub-board includes: the system comprises a board interface for connecting with an industrial personal computer, one or more network port connectors for connecting with external network equipment and a main control circuit; each of the portal connectors includes a network signal terminal;
the network signal terminal of the network port connector is electrically connected with the power supply circuit of the power supply electronic board through the circuit board connector; and the network signal terminal of the network port connector is also electrically connected with the main control circuit.
In one possible implementation manner, the board interface of the processing sub-board includes: the first power supply terminal is used for being electrically connected with a power supply circuit of the industrial personal computer, and the first signal terminal is used for being electrically connected with a main board of the industrial personal computer; the first signal terminal of the board card interface is used for realizing signal transmission between the main control circuit of the processing sub-board and the industrial personal computer;
the number of the circuit board connectors is one, and the circuit board connectors comprise a first part of terminals and a second part of terminals; the first part of terminals are used for electrically connecting the output end of the power supply circuit with the network signal terminals of the network port connector through the power supply wires on the processing sub-board; the second part of terminals are used for electrically connecting the first power supply terminal of the board card interface with the input end of the power supply circuit of the power supply electronic board; or,
the number of the circuit board connectors is two, and the circuit board connectors comprise a first circuit board connector and a second circuit board connector; the first circuit board connector is used for electrically connecting the output end of the power supply circuit with the network signal terminal of the network port connector through the power line on the processing sub-board; the second circuit board connector is used for electrically connecting the first power supply terminal of the board card interface with the input end of the power supply circuit of the power supply electronic board.
In one possible implementation manner, the processing sub-board is further provided with: a power manager and a switching circuit;
the power manager is electrically connected with the control ends of the main control circuit and the switch circuit;
in the case that the number of the circuit board connectors is one, the first partial terminal is electrically connected with the positive electrode of the network signal terminal, and the switch circuit is connected in series between the negative electrode of the network signal terminal and the ground terminal;
in the case that the number of the circuit board connectors is two, the first circuit board connector is electrically connected with the positive electrode of the network signal terminal, and the switch circuit is connected in series between the negative electrode of the network signal terminal and the ground terminal.
In one possible implementation manner, the switch circuit is a MOS transistor;
the network signal terminal is connected with the drain electrode of the MOS tube, the grounding end is electrically connected with the source electrode of the MOS tube, and the power supply manager is electrically connected with the grid electrode of the MOS tube.
In one possible embodiment, the power supply circuit includes: a booster circuit;
in the case where the number of the circuit board connectors is one, the first partial terminal is electrically connected with the high-voltage side of the booster circuit; the second part of terminal is electrically connected with the low-voltage side of the booster circuit;
in the case where the number of the circuit board connectors is two, the first circuit board connector is electrically connected with the high-voltage side of the booster circuit; the second circuit board connector is electrically connected with the low-voltage side of the booster circuit 。
In a possible implementation manner, the processing daughter board is further provided with a first ATX interface electrically connected with an external power supply; the first ATX interface is electrically connected with the second circuit board connector; or,
the electronic board is also provided with a second ATX interface which is electrically connected with an external power supply; the second ATX interface is electrically connected with the input end of the booster circuit.
In a possible implementation manner, the processing sub-board further includes: one or more isolation devices corresponding to the portal connectors;
the isolation device is electrically connected with the network signal terminal.
In one possible implementation, the board interface is a PCIe interface;
the network port connector is an RJ45 interface.
The second aspect of the utility model provides an industrial personal computer, which comprises any one of the network port acquisition cards.
In a third aspect of the utility model, there is provided a machine vision system comprising: the industrial personal computer and a plurality of industrial cameras described in any of the above; the industrial personal computer is electrically connected with the industrial cameras.
The embodiment of the utility model provides a network port acquisition card, an industrial personal computer and a machine vision system, wherein the network port acquisition card comprises a processing sub-board and an electronic board; the processing sub-board and the electronic supply board are detachably connected through a circuit board connector; the power supply board includes: a power supply circuit; the processing sub-board includes: the system comprises a board interface for connecting with an industrial personal computer, one or more network port connectors for connecting with external network equipment and a main control circuit; each of the portal connectors includes a network signal terminal; the network signal terminal of the network port connector is electrically connected with the power supply circuit of the power supply electronic board through the circuit board connector; and the network signal terminal of the network port connector is also electrically connected with the main control circuit. According to the embodiment of the utility model, the network port acquisition card is split into the processing sub-board and the power supply sub-board, so that the problem of damage to devices caused by heat generated by the power supply sub-board and transmitted to the processing sub-board can be prevented, meanwhile, when one party fails, the processing sub-board and the power supply sub-board can be detached independently and then replaced or maintained, and the maintenance convenience is improved. Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a schematic structural diagram of a network port acquisition card according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of another structure of a network port acquisition card according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a female port of a circuit board connector according to an embodiment of the present utility model;
fig. 4 is a schematic structural view of a male port of a circuit board connector according to an embodiment of the present utility model;
FIG. 5 is a circuit diagram of a boost circuit according to an embodiment of the present utility model;
FIG. 6 is a specific circuit diagram of connection between a portal collection card and an industrial camera according to an embodiment of the present utility model;
fig. 7 is a schematic diagram of the power supply system corresponding to fig. 6.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by the person skilled in the art based on the present utility model are included in the scope of protection of the present utility model.
In order to solve the problems of device damage caused by heating of a power circuit and inconvenience in replacement and maintenance of the whole board card in the related art, the embodiment of the utility model provides a network port acquisition card and an industrial personal computer.
In a first aspect of the present utility model, referring to fig. 1, fig. 1 is a schematic structural diagram of a network port acquisition card provided in an embodiment of the present utility model, where, as shown in fig. 1, the network port acquisition card includes a processing sub-board 01 and a power supply board 02; the processing sub-board 01 and the power supply sub-board 02 are detachably connected through a circuit board connector 08; the electron supply board 02 includes: a power supply circuit 03; the processing sub-board 01 includes: the system comprises a board interface 04 for connecting with an industrial personal computer, one or more network port connectors 05 for connecting with external network equipment and a master control circuit 06; each portal connector 05 includes a network signal terminal 07; the network signal terminal 07 of the network port connector 05 is connected with the power circuit 03 of the electronic board 02 through the circuit board connector 08; and the network signal terminal 07 of the network port connector 05 is also electrically connected with the main control circuit.
In the embodiment of the utility model, the network port acquisition card comprises two sub-boards, namely a processing sub-board 01 and an electronic board 02; the process sub-board 01 and the power supply sub-board 02 are detachably connected through the circuit board connector 08. Not only can realize that electron supply board 02 continues to supply power to processing daughter board 01 through the connection of connector, simultaneously because main control circuit 06 is located processing daughter board 01, consequently can prevent through the split of net gape acquisition card that heat that produces on electron supply board 02 from transmitting to processing daughter board 01, lead to main device damage in main control circuit 06. In addition, when the processing sub-board 01 or the electronic board 02 is damaged, the processing sub-board 01 or the electronic board 02 can be disassembled independently, so that the damaged processing sub-board 01 or the electronic board 02 is replaced without the need of replacing the whole processing sub-board, thereby causing inconvenient maintenance and affecting the convenience of maintenance.
The network port acquisition card in the embodiment of the utility model can be applied to an industrial personal computer adopting POE (Power Over Ethernet) technology, and the industrial personal computer can provide power for external network equipment connected with the connector through the network port connector on the network port acquisition card in the embodiment of the utility model. In one example, the external network device may be an industrial camera, a video camera, or the like. Specifically, power is supplied to the network port connector 05 through the power supply circuit 03 via the circuit board connector 08, thereby realizing power supply to external devices through the network port connector 05. Meanwhile, the external equipment can also send the acquired data to the main control circuit 06 through the network interface connector 05, and then the main control circuit 06 sends the acquired data to the industrial personal computer through the board interface 04, so that the power supply of the industrial personal computer to the external equipment can be realized, and the acquisition of the data can be realized.
In the embodiment of the present utility model, the input end of the power circuit 03 may be located on the power supply board 02, for example, a power supply terminal may be disposed on the power supply board 02, and the power supply terminal may be electrically connected to an external power supply, while the input end of the power circuit 03 is electrically connected to the power supply terminal, and then the power circuit 03 supplies power to the network port connector 05 through the circuit board connector 08. Since the portal connector 05 is connected to the external network device, power supply to the external network device through the portal connector 05 is realized. In the actual use process, the voltage at the input end of the power circuit 03 and the voltage at the network port connector 05 may be the same or different, for example, when the voltage required by the external network device is 48V and the voltage at the input end of the power circuit 03 is 12V, the power circuit 03 may be a boost circuit to boost the input 12V to 48V.
Therefore, according to the scheme of the embodiment of the utility model, the network port acquisition card is split into the processing sub-board and the power supply sub-board, so that the problem that devices are damaged due to heat of the power supply sub-board and transmitted to the processing sub-board can be prevented, meanwhile, when one party fails, the processing sub-board and the power supply sub-board can be detached independently and then replaced or maintained, and the maintenance convenience is improved.
In a possible implementation manner, referring to fig. 2, fig. 2 is another schematic structural diagram of a network port acquisition card provided in an embodiment of the present utility model, as shown in fig. 2, a board card interface 04 of a processing sub-board 01 includes: a first power supply terminal 10 for electrically connecting with a power supply circuit of the industrial personal computer, and a first signal terminal 11 for electrically connecting with a main board of the industrial personal computer; a first signal terminal 11 of the board interface 04 is used for realizing signal transmission between the main control circuit 06 of the processing sub-board 01 and the industrial personal computer; the number of the circuit board connectors is one, and the circuit board connector comprises a first part of terminals and a second part of terminals; the first part of terminals are used for electrically connecting the output end of the power circuit 03 with the network signal terminal 07 of the network port connector 05 through a power line on the processing sub-board 01; the second part of terminals are used for electrically connecting the first power supply terminal 10 of the board interface 04 with the input end of the power circuit 03 of the power supply electronic board 02; alternatively, the number of circuit board connectors is two, including the first circuit board connector 13 and the second circuit board connector 12; the first circuit board connector 13 is used for electrically connecting the output end of the power circuit 03 with the network signal terminal 07 of the network port connector 05 through a power line on the processing sub-board 01; the second circuit board connector 12 is used for electrically connecting the first power supply terminal 10 of the board interface 04 with an input end of the power supply circuit 03 of the power supply electronic board 02.
In practical use, the circuit board connectors may be of various types, through which electrical connection between boards is achieved. Specifically, the connector may be a board-to-board connector, a board-line connector, or the like. Specifically, the circuit board connector may include: the male port and the female port are respectively and correspondingly arranged on the processing sub-board and the power supply board, for example, the male port of the circuit board connector is arranged on the processing sub-board, and the female port of the circuit board connector is arranged on the power supply board. For another example, the male port of the circuit board connector is mounted on the electronic supply board and the female port of the circuit board connector is mounted on the process daughter board. Referring to fig. 3, fig. 3 is a schematic structural diagram of a female port of a circuit board connector according to an embodiment of the present utility model, where the female port may include an electrical signal, a ground signal, and other auxiliary signals, pins 1, 3, 5, 7, and 9 are electrically connected to a power supply circuit, pins 2, 4, 6, 8, and 10 correspond to the corresponding signals, pins 11 and 12 correspond to other signals, and in practical use, pins 11 and 12 may be connected to resistors, such as R1 and R2 in the figure. Fig. 4 may be referred to a schematic diagram of a male port of a circuit board connector, and fig. 4 is a schematic diagram of a structure of a male port of a circuit board connector according to an embodiment of the present utility model, where the male port corresponds to a female port and may include an electrical signal, a ground signal, and other auxiliary signals, pins 1, 3, 5, 7, and 9 are electrically connected to a power supply circuit, pins 2, 4, 6, 8, and 10 correspond to the corresponding signals, and pins 11 and 12 correspond to other signals.
In a possible implementation manner, referring to fig. 2, fig. 2 is another schematic structural diagram of a network port acquisition card provided by the embodiment of the present utility model, and the processing sub-board 01 may further be provided with: a power manager 14 and a switching circuit 15; the power manager 14 is electrically connected with the control ends of the main control circuit 06 and the switch circuit 15; in the case where the number of circuit board connectors is one, the first partial terminal is electrically connected to the positive electrode of the network signal terminal 07, and the switch circuit 15 is connected in series between the negative electrode of the network signal terminal 07 and the ground terminal 16. In the case where the number of circuit board connectors is two, the first circuit board connector 13 is electrically connected to the positive electrode of the network signal terminal 07, and the switch circuit 15 is connected in series between the negative electrode of the network signal terminal 07 and the ground terminal 16.
In the actual use process, under the condition that the number of the circuit board connectors is one, an external power supply can be connected with the input end of the power supply board 02, the external power supply directly supplies power to the power supply board 02, and the terminals of the circuit board connectors are connected with the output end of the power supply circuit of the power supply board to supply power to the processing sub-board 01, so that the processing sub-board 01 does not need to supply power to the power supply board.
In this embodiment of the present utility model, the power manager 14 and the switch circuit 15 may be two independent devices, and the power manager 14 is configured to control on-off of the switch circuit 15, and connect in series between the negative electrode of the network signal terminal 07 and the ground terminal 16 through the switch circuit 15 to realize on-off of the network signal terminal 07. Specifically, when the switching circuit 15 is closed, the network signal terminal 07 supplies power to the outside, and when the switching circuit 15 is opened, the network signal terminal 07 stops supplying power to the outside. In actual use, the first circuit board connector 13 may also be electrically connected to the power supply terminal of the power manager 14, so as to supply power to the power manager 14.
In a possible implementation manner, referring to fig. 2, fig. 2 is another schematic structural diagram of a network port acquisition card provided in an embodiment of the present utility model, and the switch circuit 15 may be a MOS transistor; the network signal terminal 07 is connected with the drain electrode of the MOS tube, the grounding end 16 is electrically connected with the source electrode of the MOS tube, and the power manager 14 is electrically connected with the gate electrode of the MOS tube. The power manager 14 is electrically connected with the main control circuit 06 and the grid electrode of the MOS tube to control the on-off of the MOS tube, specifically, when the power manager inputs current to the MOS tube, the MOS tube is conducted, the negative electrode of the network signal terminal 07 is grounded, the network port connector 05 supplies power outwards, when the power manager stops inputting current to the MOS tube, the MOS tube is disconnected, the negative electrode of the network signal terminal 07 is not grounded, and the network port connector 05 stops supplying power outwards. Therefore, the on-off of the MOS tube can be controlled through the power manager, and the power supply and the disconnection of the external power supply equipment can be realized.
In this embodiment, the power manager 14 may be further electrically connected to the master control circuit 06, and input current to the MOS transistor when the power manager 14 receives the power supply signal from the master control circuit 06, and stop inputting current to the MOS transistor when the power manager 14 receives the power supply stop signal from the master control circuit 06.
In a possible implementation manner, referring to fig. 2, fig. 2 is another schematic structural diagram of a network port acquisition card provided in an embodiment of the present utility model, and the power circuit 03 may include: a booster circuit 18; in the case where the number of circuit board connectors is one, the first partial terminal is electrically connected to the high-voltage side of the booster circuit 18; the second part of the terminals is electrically connected with the low voltage side of the booster circuit 18; in the case where the number of circuit board connectors is two, the first circuit board connector 13 is electrically connected to the high-voltage side of the booster circuit 18; the second circuit board connector 12 is electrically connected to the low voltage side of the boost circuit 18.
The second circuit board connector 12 is electrically connected to the low-voltage side of the booster circuit 18, and the first circuit board connector 13 is electrically connected to the high-voltage side of the booster circuit 18, whereby boosting of the voltage input from the second circuit connector 12 can be achieved. For example, when the voltage of the low-voltage side is inputted to the second circuit connector 12 to be 12V, then the voltage is boosted to 48V by the booster circuit 18, thereby realizing power supply of the external network device. Specifically, the Boost circuit may be a Boost circuit (Boost chopper circuit).
In a possible implementation manner, referring to fig. 5, fig. 5 is a circuit diagram of a boost circuit provided by an embodiment of the present utility model, where, as shown in fig. 5, the boost circuit may include: inductor 51, switch 52, capacitor 53, diode 54, ground 55; one end of the inductor 51 is connected to the positive electrode of the low voltage side; the other end of the inductor 51 is connected with the switch 52 and the anode of the diode 54; the negative electrode of the diode 54 is connected to one end of the capacitor 53, and the positive electrode of the high-voltage side is connected; the negative electrode on the low voltage side is connected to the other end of the switch 52, the ground terminal 55, the other end of the capacitor 53, and the negative electrode on the high voltage side. In fig. 5, vin represents the low-voltage side, and Vout represents the high-voltage side.
In one possible implementation manner, the number of the network port connectors 05 is plural, referring to fig. 2, fig. 2 is another schematic structural diagram of a network port acquisition card provided in the embodiment of the present utility model, and the processing sub-board 01 further includes: one or more isolation devices 17 corresponding to the portal connector 05; the isolation device 17 is electrically connected to the network signal terminal 07.
In one possible embodiment, the isolation device is a transformer comprising four center taps; the positive electrode of the network signal terminal 07 is electrically connected with two center taps of the transformer; the negative electrode of the network signal terminal 07 is electrically connected with the other two center taps of the transformer; alternatively, the positive pole of the network signal terminal 07 is electrically connected to one center tap of the transformer; the negative pole of the network signal terminal 07 is electrically connected to another center tap of the transformer. Through the isolation device, isolation between different industrial cameras can be achieved.
In a possible embodiment, the processing sub-board 01 is further provided with an ATX interface (not shown in fig. 2) electrically connected to an external power source, a power input terminal of the ATX interface is used for electrically connecting to the external power source, and a power output terminal of the ATX interface is electrically connected to the second circuit board connector. The processing sub-board 01 is also provided with a first ATX interface which is electrically connected with an external power supply; the first ATX interface is electrically connected to the second circuit board connector 12; or, the power supply electronic board 02 is also provided with a second ATX interface electrically connected with an external power supply; the second ATX interface is electrically connected to an input of the boost circuit 18.
In the actual use process, under the condition that the second ATX interface electrically connected with the external power supply is arranged on the power supply board 02, only one circuit board connector can be arranged, the external power supply is connected with the input end of the power supply board 02 through the ATX interface, the external power supply directly supplies power to the power supply board 02, and the terminals of the circuit board connector are connected with the output end of the power supply circuit of the power supply board to supply power to the processing sub board 01.
In the embodiment of the utility model, the industrial personal computer comprising the network port acquisition card and the external equipment which is electrically connected with the industrial personal computer through the network port form a POE power supply system. Specifically, the industrial personal computer may be a power supply device, and the power receiving device may be an industrial camera or the like. Specifically, the industrial personal computer is an industrial personal computer adopting a POE (Power Over Ethernet) technology, and can be used as power supply equipment to provide power for power receiving equipment connected with the connector through the network port connector on the network port acquisition card in the embodiment of the utility model. In one example, the external network device may be an industrial camera, a video camera, or the like.
Referring to fig. 6, fig. 6 is a specific circuit diagram of connection between a portal collection card and an industrial camera according to an embodiment of the present utility model. As shown in fig. 6, the portal collection card may include a processing sub-board 01 and an electronic board 02, the processing sub-board 01 and the electronic board 02 being connected by a first circuit connector 13 and a second circuit connector 12. The processing sub-board 01 is connected with the industrial camera 67 through a network port connector.
In one possible implementation, the board interface is a PCIe interface; the network port connector is an RJ45 interface. The processing sub-board 01 is connected to the RJ45 interface of the industrial camera 67 through its RJ45 interface 66, in particular, through a network cable transmission connection, and supplies power to the industrial camera. In one example, the PCIe interface may be PCIe gen2.0 x 4.
Referring to fig. 6, the Boost module may be placed on a separate PCB board to form a modularized Boost circuit, and the Boost circuit 62 on the power board 02 is electrically connected to the RJ45 interface 66 on the processing sub-board 01 through the first circuit board connector 13, so as to supply power to the RJ45 interface, and then the processing sub-board 01 is electrically connected to the RJ45 interface of the industrial camera 67, so as to supply power to the industrial camera. The atx_12v interface or pcie_12v interface on the processing sub-board 01 is transmitted to the Boost module 62 through the second circuit board connector 12, and the Boost module 62 on the power supply board 02 converts the 12V voltage to 48V of the PSE power supply circuit, and then is transmitted to the processing sub-board 01 through the first circuit board connector 13. POE 48V power also provides power to PSE manager 61 while being connected to a pair of transmission lines of RJ45 interface 66 through transformer 65. The other pair of transmission lines of the RJ45 interface 66 is connected as a negative electrode to the MOS tube 64 of the PSE manager 61 and grounded through the MOS tube. PSE manager 61 controls whether industrial camera 67 is powered by controlling the opening and closing of MOS transistor 64. The RJ45 interface 66 is electrically connected to an RJ45 interface of the industrial camera 67, and is further configured to receive data transmitted by the industrial camera 67, and then transmit the received MDI (Media Delivery Index, media transmission quality index) data to the main control module 63 through the RJ45 interface 66, and transmit the received data to the industrial personal computer through the main control module 63 by using a PCIe68 interface. And a barrier PGND (protective Ground) may be further provided on the periphery of the processing sub-board, where GND denotes a Ground.
In one example, the first power supply terminal 10 may be pins 2 and 3 of the PCIe interface, the second circuit board connector 12 is connected to pins 2 and 3 of the PCIe interface, the network signal terminals 07 may be pins 4 and 5 of the RJ45 interface, the main control module 63 may be connected to pin 5 of the RJ45 interface, and the second circuit board connector 12 may be connected to pin 4 of the RJ45 interface. In one example, when the industrial personal computer can supply power to the processing sub-board 01 through the ATX interface, the second circuit board connector 12 may be connected to pins 10 and 11 of the ATX interface.
Specifically, referring to fig. 7, fig. 7 is a schematic diagram of a power supply system corresponding to fig. 6. PSE device 73 is a device that uses POE (Power Over Ethernet, cable transmission) technology, and may be used as a power supply device, connected to RJ45 interface 66 on PD device (powered device) 72 through its RJ45 interface 66 via a cable, and supplying power to PD device 72. In one example, the powered device may be an industrial camera, a video camera, or the like. Meanwhile, the PD device 72 may also transmit the collected data to the PSE device via the RJ45 interface 66. Specifically, the positive pole of the RJ45 interface is also connected to a Boost circuit 71 through which power is supplied, while a set of wires of the RJ45 interface are connected to a center tap of a transformer 65 through which current stabilization of the RJ45 interface is performed. Boost circuit 71 may also be coupled to PSE manager 61 to provide power to PSE manager 61. In particular, multiple PD devices may be included. While Boost circuit 71 may be adjusted to meet the power requirements, such as by varying the power supply to meet the power requirements. Meanwhile, the negative electrode of the RJ45 interface 66 is grounded through a switch, and the switch is controlled through the PSE management module to realize the control of the on-off of the external power supply. Power is supplied to the PD device 72 when the switch is on, and power is stopped to the PD device 72 when the switch is off.
The second aspect of the utility model provides an industrial personal computer, which comprises any one of the network port acquisition cards.
Specifically, the network port acquisition card can be installed inside an industrial personal computer, and power is supplied to external network equipment connected with the connector by using the network port connector through POE technology. In one example, the external network device may be an industrial camera, a video camera, or the like.
Therefore, according to the scheme provided by the embodiment of the utility model, the network port acquisition card in the industrial personal computer is split into the processing sub-board and the power supply sub-board, so that the problem that devices are damaged due to heat generated by the power supply sub-board and transmitted to the processing sub-board can be prevented, meanwhile, when one party fails, the processing sub-board and the power supply sub-board can be detached independently and then replaced or maintained, and the maintenance convenience of the industrial personal computer is improved.
In a third aspect of the utility model, there is provided a machine vision system comprising: an industrial personal computer and a plurality of industrial cameras of any of the above; the industrial personal computer is electrically connected with the industrial cameras.
Therefore, according to the scheme provided by the embodiment of the utility model, the network port acquisition card in the industrial personal computer is split into the processing sub-board and the power supply sub-board, so that the problem that devices are damaged due to the fact that the power supply sub-board is transmitted to the processing sub-board due to heat generation can be prevented, meanwhile, when one party fails, the processing sub-board and the power supply sub-board can be detached independently and then replaced or maintained, and the maintenance convenience of the industrial personal computer in the machine vision system is improved.
The foregoing is merely illustrative of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model are included in the protection scope of the present utility model.
Claims (10)
1. The network port acquisition card is characterized by comprising a processing sub-board and an electronic board;
the processing sub-board and the electronic supply board are detachably connected through a circuit board connector;
the power supply board includes: a power supply circuit;
the processing sub-board includes: the system comprises a board interface for connecting with an industrial personal computer, one or more network port connectors for connecting with external network equipment and a main control circuit; each of the portal connectors includes a network signal terminal;
the network signal terminal of the network port connector is electrically connected with the power supply circuit of the power supply electronic board through the circuit board connector; and the network signal terminal of the network port connector is also electrically connected with the main control circuit.
2. The portal collection card of claim 1, wherein,
the board card interface of the processing sub-board comprises: the first power supply terminal is used for being electrically connected with a power supply circuit of the industrial personal computer, and the first signal terminal is used for being electrically connected with a main board of the industrial personal computer; the first signal terminal of the board card interface is used for realizing signal transmission between the main control circuit of the processing sub-board and the industrial personal computer;
the number of the circuit board connectors is one, and the circuit board connectors comprise a first part of terminals and a second part of terminals; the first part of terminals are used for electrically connecting the output end of the power supply circuit with the network signal terminals of the network port connector through the power supply wires on the processing sub-board; the second part of terminals are used for electrically connecting the first power supply terminal of the board card interface with the input end of the power supply circuit of the power supply electronic board; or,
the number of the circuit board connectors is two, and the circuit board connectors comprise a first circuit board connector and a second circuit board connector; the first circuit board connector is used for electrically connecting the output end of the power supply circuit with the network signal terminal of the network port connector through the power line on the processing sub-board; the second circuit board connector is used for electrically connecting the first power supply terminal of the board card interface with the input end of the power supply circuit of the power supply electronic board.
3. The portal collection card of claim 2, wherein,
the processing daughter board is also provided with: a power manager and a switching circuit;
the power manager is electrically connected with the control ends of the main control circuit and the switch circuit;
in the case that the number of the circuit board connectors is one, the first partial terminal is electrically connected with the positive electrode of the network signal terminal, and the switch circuit is connected in series between the negative electrode of the network signal terminal and the ground terminal;
in the case that the number of the circuit board connectors is two, the first circuit board connector is electrically connected with the positive electrode of the network signal terminal, and the switch circuit is connected in series between the negative electrode of the network signal terminal and the ground terminal.
4. The portal collection card of claim 3, wherein the switching circuit is a MOS transistor;
the network signal terminal is connected with the drain electrode of the MOS tube, the grounding end is electrically connected with the source electrode of the MOS tube, and the power supply manager is electrically connected with the grid electrode of the MOS tube.
5. The portal collection card of claim 2, wherein the power circuit comprises: a booster circuit;
in the case where the number of the circuit board connectors is one, the first partial terminal is electrically connected with the high-voltage side of the booster circuit; the second part of terminal is electrically connected with the low-voltage side of the booster circuit;
in the case where the number of the circuit board connectors is two, the first circuit board connector is electrically connected with the high-voltage side of the booster circuit; the second circuit board connector is electrically connected with the low-voltage side of the booster circuit 。
6. The portal collection card of claim 5, wherein,
the processing sub-board is also provided with a first ATX interface which is electrically connected with an external power supply; the first ATX interface is electrically connected with the second circuit board connector; or,
the electronic board is also provided with a second ATX interface which is electrically connected with an external power supply; the second ATX interface is electrically connected with the input end of the booster circuit.
7. The portal collection card of claim 1, wherein the processing sub-board further comprises: one or more isolation devices corresponding to the portal connectors;
the isolation device is electrically connected with the network signal terminal.
8. The portal collection card of any one of claims 1-7 wherein,
the board card interface is a PCIe interface;
the network port connector is an RJ45 interface.
9. An industrial personal computer, comprising the network port acquisition card of any one of claims 1-8.
10. A machine vision system, comprising: the industrial personal computer and plurality of industrial cameras of claim 9; the industrial personal computer is electrically connected with the industrial cameras through the network port acquisition card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322159160.8U CN220305643U (en) | 2023-08-11 | 2023-08-11 | Internet access acquisition card, industrial personal computer and machine vision system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322159160.8U CN220305643U (en) | 2023-08-11 | 2023-08-11 | Internet access acquisition card, industrial personal computer and machine vision system |
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| Publication Number | Publication Date |
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| CN220305643U true CN220305643U (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322159160.8U Active CN220305643U (en) | 2023-08-11 | 2023-08-11 | Internet access acquisition card, industrial personal computer and machine vision system |
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| Country | Link |
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| CN (1) | CN220305643U (en) |
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- 2023-08-11 CN CN202322159160.8U patent/CN220305643U/en active Active
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