CN112015132A

CN112015132A - PLC system and automation equipment

Info

Publication number: CN112015132A
Application number: CN202010789988.XA
Authority: CN
Inventors: 纪宠钎; 王立松
Original assignee: Leadshine Technology Co Ltd; Shenzhen Leadshine Control Technology Co Ltd
Current assignee: Shenzhen Leisai Automation System Co Ltd; Shenzhen Leadshine Control Technology Co Ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2020-12-01

Abstract

The invention provides a PLC system and automation equipment, which comprise power supply equipment and control equipment, wherein the power supply equipment and the control equipment are arranged adjacently, the side edge of the power supply equipment adjacent to the control equipment is provided with a power supply connector and a first fixing piece, the side edge of the control equipment adjacent to the power supply equipment is provided with a power supply socket and a second fixing piece, the front side of the control equipment is provided with at least two communication interfaces, and the interface end surfaces of the communication interfaces form an included angle with the bottom surface of the control equipment; the front side of the control equipment is also provided with a port, and the port comprises a plurality of IO terminals; the front face of the control equipment is also provided with at least one display unit, and the display content of the display unit is at least used for prompting the use condition of the IO terminal. Through the implementation of the invention, the power supply equipment and the control equipment in the PLC system are electrically connected through the power socket, and the control equipment is provided with the communication interface, the port and the display unit, so that the functions of the PLC system can be stably realized, the integration level of the PLC system is improved, and the running stability of the PLC system is ensured.

Description

PLC system and automation equipment

Technical Field

The invention relates to the field of bus equipment, in particular to a PLC system.

Background

Currently, the rapid development of industrial control technology, and the integration of ethernet technology into automation control technology has become the current trend of development. The ethernet has the advantages of flexible topology, excellent real-time performance, good stability, short refresh period, and the like, and is therefore suitable for constructing a networked automatic control system.

In a PLC (Programmable Logic Controller) system, a plurality of electronic devices are often combined, and how to implement a reliable system architecture between the electronic devices makes the PLC system operate stably is a problem that needs to be solved urgently.

Disclosure of Invention

The invention provides a PLC system, which mainly solves the problems of low reliability and lack of stability of the PLC system in the prior art.

The invention provides a Programmable Logic Controller (PLC) system, which comprises power supply equipment and control equipment, wherein the power supply equipment and the control equipment are arranged adjacently, the side edge of the power supply equipment adjacent to the control equipment is provided with a power supply connector and a first fixing piece, the side edge of the control equipment adjacent to the power supply equipment is provided with a power supply socket and a second fixing piece, the power supply connector is connected with the power supply socket to realize the power supply of the power supply equipment to the control equipment, and the first fixing piece and the second fixing piece are connected to realize the fixed connection between the power supply equipment and the control equipment; the front surface of the control equipment is provided with at least two communication interfaces, and the interface end surfaces of the communication interfaces form an included angle with the bottom surface of the control equipment; the front surface of the control equipment is also provided with a port, and the port comprises a plurality of IO terminals; the front face of the control equipment is further provided with at least one display unit, and the display content of the display unit is at least used for prompting the using condition of the IO terminal.

Optionally, an included angle formed between the interface end face of the communication interface and the bottom face of the control device is 0-90 degrees.

Optionally, the first fixing piece is a fixing column or a connecting hole, the second fixing piece is a corresponding connecting hole or a fixing column, and the fixing column and the connecting hole are matched in size to form tight contact.

Optionally, a first fastening part and a first signal connector are arranged on one side, away from the power supply device, of the control device, the first fastening part is used for being in matched connection with a second fastening part arranged on the adjacent electronic device or the end cover, and the first signal connector is used for being in matched connection with a second signal connector arranged on the adjacent electronic device, so that communication connection between the control device and the adjacent electronic device is achieved.

Optionally, the first fastening part includes two fastening parts respectively disposed at the upper end and the lower end of the same side of the device, and the fastening part includes two concave fastening parts, two convex fastening parts or a combination of one concave fastening part and one convex fastening part, and corresponds to the second fastening part disposed on the adjacent device; the concave fastener comprises a groove and a convex block which are sequentially arranged outwards, and the outer edge of the convex block is flush with the side surface of the equipment; the convex fastener comprises a groove and a convex block which are sequentially arranged outwards, and the inner side wall of the groove is flush with the side surface of the equipment; the direction of the groove and the direction of the lug are opposite.

Optionally, the control device comprises a single host device, or a combination of an adapter and at least one interface device.

Optionally, the electronic device further comprises at least one electronic device, wherein a second fastening part is arranged on one side of the electronic device, and a first fastening part is arranged on the other side of the electronic device, the second fastening part is used for being fixedly connected with the first fastening part on the adjacent control device or other electronic devices, and the first fastening part is used for being fixedly connected with the second fastening part on the adjacent other electronic devices or end covers; and a second signal connector is arranged on one side of the electronic equipment, a first signal connector is arranged on the other side of the electronic equipment, the second signal connector is used for being connected with the adjacent first signal connector of the control equipment or other electronic equipment, and the first signal connector is used for being connected with the second signal connector of the adjacent other electronic equipment.

Optionally, the PLC system is further provided with an end cover at a far-end side away from the power supply device, one side of the end cover is provided with a second fastener, the second fastener is in matched connection with the first fasteners of the other devices which are adjacently arranged, and the end cover is at least used for covering the first signal connectors on the other devices which are adjacently arranged.

Optionally, in the power supply device, the control device and the electronic device, the back surfaces of the devices are aligned, and each back surface of the device is provided with a clip assembly, the clip assembly includes a clip and a clip base, the clip base is fixedly arranged on the back surface of the device, the clip is arranged in a guide groove on the clip base, the positions of the clip assemblies arranged on the devices are aligned, and the positions of clamping pieces on the clips are consistent; and the equipment is fixedly connected with the embedded track through the clamping between the clamping piece on each clamping clip and the embedded track.

Optionally, the clip includes two telescopic buckles and a rotary buckle, the rotary buckle is disposed between the two telescopic buckles, a rotation center of the rotary buckle is rotatably connected with the clip base through a fixed column, and the clip base is fixedly disposed at the back of the device; the telescopic buckles are provided with extending parts at positions close to the rotary buckle in the length direction, the extending parts on the two telescopic buckles are centrosymmetric relative to the rotation center of the rotary buckle, and the two telescopic buckles are movably connected with the rotary buckle through the extending parts; the translational motion of any one telescopic buckle in the length direction drives the rotary buckle to rotate and drives the other telescopic buckle to perform the translational motion in the length direction opposite to the telescopic buckle direction, so that the buckle clamp is switched between a first state and a second state; the two telescopic buckles are respectively provided with a clamping piece, and in a first state, the telescopic buckles are close to each other until the clamping pieces are respectively clamped at the outer edges of the upper side and the lower side of the embedded track; in the second state, the clamping piece is separated from the embedded track, and the telescopic buckles are mutually far away.

Optionally, the housing of each device includes a front housing and a rear cover detachably connected to each other, and the clip base is detachably connected to the rear cover or integrally formed therewith; or, the casing integrated into one piece of equipment, the buckle base detachable set up in behind the casing or with casing integrated into one piece.

Optionally, a groove is formed in the rear cover, and the extending direction of the groove penetrates through the left side surface and the right side surface of the shell.

Optionally, the electronic device includes at least one of an interface device, an adapter, and a splitter.

Optionally, the interface device comprises at least one of an 8-point interface device, a 16-point interface device, a 64-point interface device, or a 32-point interface device.

The invention also provides an automation device which comprises the PLC system.

Advantageous effects

The invention provides a PLC system and automation equipment, which comprise power supply equipment and control equipment, wherein the power supply equipment and the control equipment are arranged adjacently, the side edge of the power supply equipment adjacent to the control equipment is provided with a power supply connector and a first fixing piece, the side edge of the control equipment adjacent to the power supply equipment is provided with a power supply socket and a second fixing piece, the power supply connector is connected with the power supply socket to realize the power supply of the power supply equipment to the control equipment, and the first fixing piece and the second fixing piece are connected to realize the fixed connection between the power supply equipment and the control equipment; the front surface of the control equipment is provided with at least two communication interfaces, and the interface end surfaces of the communication interfaces form an included angle with the bottom surface of the control equipment; the front side of the control equipment is also provided with a port, and the port comprises a plurality of IO terminals; the front face of the control equipment is also provided with at least one display unit, and the display content of the display unit is at least used for prompting the use condition of the IO terminal. Through the implementation of the invention, the power supply equipment and the control equipment in the PLC system are electrically connected through the power socket, and the control equipment is provided with the communication interface, the port and the display unit, so that the functions of the PLC system can be stably realized, the integration level of the PLC system is improved, and the running stability of the PLC system is ensured.

Drawings

Fig. 1 is a schematic structural diagram of a PLC system according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a power supply device in a PLC system according to an embodiment of the present invention;

fig. 3 is a schematic front view of a host device structure in a PLC system according to an embodiment of the present invention;

fig. 4 is a left side view schematically illustrating a structure of a host device in the PLC system according to the embodiment of the present invention;

fig. 5 is a schematic right view of a host device structure in the PLC system according to the embodiment of the present invention;

fig. 6 is a schematic front view of another PLC system structure provided in the embodiment of the present invention;

fig. 7 is a schematic front view of an electronic device according to an embodiment of the present invention;

fig. 8 is a schematic rear view of a PLC system structure according to an embodiment of the present invention;

fig. 9 is a schematic perspective view of a clip structure according to an embodiment of the present invention;

FIG. 10 is a schematic view of a clip base according to an embodiment of the present invention;

fig. 11 is a rear view schematically illustrating a retractable buckle according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

First embodiment

An embodiment of the present invention provides a PLC system, please refer to fig. 1 to 6, including a power device 10 and a control device 20, where the power device 10 is disposed adjacent to the control device 20, a power connector 101 and a first fixing member 102 are disposed on a side of the power device 10 adjacent to the control device 20, a power socket 211 and a second fixing member 212 are disposed on a side of the control device 20 adjacent to the power device 10, the power connector 101 is connected to the power socket 211 to realize power supply of the power device 10 to the control device 20, and the first fixing member 102 and the second fixing member 212 are connected to realize fixed connection between the power device 10 and the control device 20; the front surface of the control device 20 is provided with at least two communication interfaces 22, and the interface end surfaces of the communication interfaces 22 form an included angle with the bottom surface of the control device 20; the front surface of the control device 20 is also provided with a port 23, and the port includes a plurality of IO terminals; at least one display unit 24 is further disposed on the front surface of the control device 20, and the display content of the display unit 24 is at least used for prompting the use condition of the IO terminal.

The PLC system is an electronic device system designed for industrial production and operated by digital operation, and in this embodiment, the PLC system includes a power supply device 10 for supplying power, and a control device 20 for implementing a master control function, and is used for controlling and logically implementing the whole system, and is in a core control position in the whole system.

The communication interface 22 provided on the control device 20 is basically a communication interface 22 for output. The communication interface 22 on the control device 20 in this embodiment is mainly used for connecting with other devices and sending network signals to other devices connected with the communication interface. The control device 20 comprises a plurality of communication interfaces 22 for the expanded output, each communication interface 22 for the expanded output being connectable to a device.

In some embodiments, the interface direction of the communication interface 22 is inclined, and the specific angle of inclination is: the interface end face of the communication interface 22 on the control device 20 forms an included angle of 0 to 90 degrees with the bottom face of the control device 20. The included angle of 0 to 90 degrees is used herein, and means that the communication interface 22 can be parallel to the bottom surface of the control device 20 or perpendicular to the bottom surface of the control device 20. The communication interface 22 may be inclined upward or inclined downward. It will be appreciated that in some scenarios, a tilted communication interface 22 may be easier to plug and unplug than a horizontal one. The tilted communication interface 22 can be realized by using a network connector having a tilted socket, or by directly tilting the network connector of the conventional direct plug interface on the circuit board or tilting the circuit board as a whole. In this embodiment, the communication interface 22 is an RJ45 communication interface 22, and in other specific embodiments, the communication interface 22 may also be other types of interfaces as long as it can access a corresponding transmission line to realize a network data transmission function.

Since the communication interface 22 is inclined at an angle to the plane of the housing of the control device 20, in some embodiments, the shape of the housing portion of the control device 20 surrounding the communication interface 22 corresponds to the inclination of the communication interface 22 for the sake of insertion and removal convenience and aesthetics. That is, the housing of the control device 20 around the communication interface 22 is directly matched with the inclination direction of the communication interface 22, and generally such matching means that the surrounding housing portion is perpendicular to the inclination direction of the communication interface 22 regardless of the inclination direction of the communication interface 22, so that the housing portion corresponding to the outlet of the communication interface 22 is flush.

If there are a plurality of communication interfaces 22, the plurality of communication interfaces 22 may be arranged in a longitudinal direction as in the control device 20 shown in the figure, the inclination direction of each communication interface 22 is the same, and the shape of the surrounding housing may be correspondingly configured in a zigzag shape.

The control device 20 is further provided with a port 23 on the front surface, wherein the port 23 includes a plurality of terminals, and the terminals include an IO terminal and a ground terminal. The ports may include a single row, two rows, or more vertically aligned terminals; the port type includes at least one of an 8-point port, a 16-point port, a 64-point port, or a 32-point port. Wherein a 16-point port type includes at least two rows of terminals, wherein each row of terminals includes eight IO terminals and one ground terminal. The 32-point port type includes at least two rows of terminals, wherein the terminals are arranged in an up-down arrangement, and the terminals include sixteen IO terminals and two ground terminals. These terminals can be detachable terminals, so the terminals can be more conveniently taken and placed when damaged and are more convenient to mount because the terminals can be detached.

The control device 20 is further provided with a display unit 24 corresponding to the port 23, and the display of the display unit 24 corresponds to the port 23 and can be used for indicating the use or occupation condition of the port 23. The display unit 24 may include a display panel or an LED array, the LED array may include a plurality of LED lamps, the number of the LED lamps may directly correspond to the number of the IO ports, and the use condition of the IO ports 23 may be indicated by on/off of the LED lamps. The display panel may include a liquid crystal display, a digital display, and the like.

The power supply device 10 and the control device 20 are electrically connected and fixedly connected, the electrical connection is to supply power to the control device 20 through the power supply device 10, and the fixed connection is to fix the position between the power supply device 10 and the control device 20, so as to ensure the reliability of the system operation.

The electrical connection between the power supply device 10 and the control device 20 can be realized by a power connector 101 and a power socket 211 respectively provided on the power supply device 10 and the control device 20. The power connector 101 and the power socket 211 are electrically connected to each other, and the power of the power supply device 10 can be supplied to the control device 20 through the connection therebetween.

The fixed connection between the power supply device 10 and the control device 20 is realized by the first fixing member 102 and the second fixing member 212 respectively arranged on the power supply device 10 and the control device 20. The first and second fixing

members

102 and 212 are connected by a specific mating method, which is various and may include a snap-fit connection, a threaded fastener mating connection, and the like. After the connection between the first fixing member 102 and the second fixing member 212, that is, the fixed connection between the power supply device 10 and the control device 20 is realized, the first fixing member 102 and the second fixing member 212 also function as a position limit between the power supply device 10 and the control device 20.

The power device 10 and the control device 20 are two electronic devices, and for convenience of connection, the connectors for electrical connection and fixed connection are preferably disposed on the same side, that is, the first fixing member 102 and the power connector 101 on the power device 10 are disposed on the same side of the power device 10, and the second fixing member 212 and the power socket 211 on the control device 20 are also disposed on the same side of the control device 20, so that the connection between the power device 10 and the control device 20 can be directly completed through the connection on the same side without connecting other connectors externally.

In some embodiments, the first fixing member 102 is a fixing post or a connecting hole, and the second fixing member 212 is a corresponding connecting hole or a fixing post, and the fixing post and the connecting hole are mutually matched in size to form a tight contact. The connection between the power supply device 10 and the control device 20 may be achieved by a hole-shaft fitting connection member, which may achieve close contact with the size of the hole and the shaft, thereby achieving fixed connection. For the reliability of connection, the shaft hole fit between the fixing column and the connecting hole can be interference fit. The interference fit is connection fit adopted when parts need to be tightly matched to prevent connection from falling off or transmitting large torque in the mechanical installation process, and has the characteristics of simple structure, good centering property, high bearing capacity, small strength weakening of a shaft and a hub and good impact resistance. The shape of the fixed column can be any one of a cylinder, a conical column and a step-shaped column, or a combination of the cylinder, the conical column and the step-shaped column.

In some embodiments, the power connector 101 and the power socket 211 may further be provided with mutually matching fasteners. In order to further improve the connection stability, the power connector 101 and the power socket 211 may further be provided with a fastener, where the fastener includes two fastening portions respectively disposed on the power connector 101 and the power socket 211, and the fastener is connected in a matching manner, so as to improve the connection stability between the power connector 101 and the power socket 211, and further improve the connection stability between the power device 10 and the control device 20.

In some embodiments, a first latch 213 and a first signal connector 214 are disposed on a side of the control device 20 away from the power device 10, the first latch 213 is configured to mate with a second latch 301 disposed on an adjacent electronic device or an end cover, and the first signal connector 214 is configured to mate with a second signal connector 302 disposed on an adjacent electronic device, so as to implement a communication connection between the control device 20 and the adjacent electronic device. The PLC system can also be connected with other electronic equipment or end covers, wherein the other electronic equipment is connected to expand the functions of the PLC system, and the end covers are connected to seal the components of the PLC system to prevent devices on the side edges of the PLC system from being exposed. In order to connect with other electronic devices, in this embodiment, a first fastener 213 and a first signal connector 214 are further disposed on a side of the control device 20 away from the power supply device 10, where the first fastener 213 is used to connect with the other electronic devices or a second fastener 301 on the end cover to achieve a fixed connection between the control device 20 and the other electronic devices or the end cover, and the first signal connector 214 is used to connect with a second signal connector 302 on the other electronic devices to achieve a communication connection therebetween. The first latch 213 and the first signal connector 214 are disposed on the same side of the control device 20, and the connection between the first latch 213 and the second latch 301, and the connection between the first signal connector 214 and the second signal connector 302 can be achieved at one time when the first latch 213 and the second signal connector 214 are connected.

The first locking member 213 and the second locking member 301 are respectively disposed at the upper end and the lower end of the side of the electronic device, as shown in the drawings. The first buckling part 213 comprises two buckling parts respectively arranged at the upper end and the lower end of the same side of the equipment, and the buckling parts comprise two concave buckling parts, two convex buckling parts or a combination of one concave buckling part and one convex buckling part and correspond to the second buckling part 301 arranged on the adjacent equipment; the concave buckle piece comprises a groove and a convex block which are sequentially arranged outwards, and the outer edge of the convex block is flush with the side surface of the equipment; the convex fastener comprises a groove and a convex block which are arranged outwards in sequence, and the inner side wall of the groove is flush with the side surface of the equipment; the direction of the groove and the direction of the lug are opposite.

In some embodiments, the control device 20 is provided with a rail extending from the front of the device to the first signal connector 214, the rail communicating with the front of the device to the first signal connector 214 at least from the outside of the control device 20 to provide a sliding track for the second signal connector 302 on the other device. The guide rails are arranged so that the control equipment and other electronic equipment can be inserted and matched with each other in a staggered manner along the direction of the guide rails when being connected, and the connection stability between the control equipment and the other electronic equipment is improved; the number of grooves on the rails corresponds to the number of slots in the first signal connector 214.

In this embodiment, the control device 20 may include a single host device 21, or a combination of an adapter and at least one interface device. The control device in this embodiment needs to include components such as a communication interface, a port, and a display unit, and may be implemented by the host device 21 as a whole, or by a combination of an adapter and an interface device. The connection between the adapter and the interface device is also realized by the fastener and the signal connector.

In some embodiments, the electronic device may further include at least one electronic device, a second locking member 301 is disposed on one side of the electronic device, and a first locking member 213 is disposed on the other side of the electronic device, the second locking member 301 is used to be fixedly connected to a first locking member 213 on the adjacent control device 20 or other electronic devices, and the first locking member 213 is used to be fixedly connected to a second locking member 301 on the adjacent other electronic devices or end covers, please refer to fig. 7. The PLC system in this embodiment may further include other electronic devices, which are installed on a side of the control device 20 away from the power supply device 10, in other words, the power supply device 10 is directly connected to the control device 20 only; when there are a plurality of electronic devices, the positions of the electronic devices are determined according to the types of the electronic devices, and the electronic devices are sequentially installed on one side of the control device 20, that is, the first electronic device is connected to the control device 20, and the other electronic devices are sequentially connected to the previous electronic device. For the fixed connection between the electronic device and the control device 20, and between the electronic device and the electronic device, a second fastener 301 is disposed on one side of the electronic device, and a first fastener 213 is disposed on the other side of the electronic device, the second fastener 301 may be connected to the first fastener 213 on other electronic devices, or connected to the first fastener 213 on the control device 20, and the first fastener 213 may be connected to the second fastener 301 on other electronic devices or the end cover.

In some embodiments, one side of the electronic device is further provided with a second signal connector 302, and the other side is provided with a first signal connector 214, the second signal connector 302 is used for connecting with the first signal connector 214 of the adjacent control device 20 or other electronic device, and the first signal connector 214 is used for connecting with the second signal connector 302 of the adjacent other electronic device. Besides fixed connection, communication connection is required to be performed between the electronic devices, and the communication connection is realized through a first signal connector 214 and a second signal connector 302 which are arranged on the electronic devices, the first signal connector 214 and the second signal connector 302 are respectively arranged on two sides of the electronic devices, the first signal connector 214 can be connected with the second signal connector 302 on other electronic devices, and the second signal connector 302 can be connected with the first signal connector 214 on other electronic devices or the first signal connector 214 on the control device 20. For convenience of connection, the first signal connector 214 and the first latch 213 are disposed on the same side of the electronic device, and the second signal connector 302 and the second latch 301 are also disposed on the same side.

In some embodiments, the electronic device may specifically include at least one of an interface device, an adapter, and a splitter. When the electronic devices are connected, as also mentioned in the embodiment of the present application, the first latch 213 and the second latch 301 are fixedly connected, and the first signal connector 214 and the second signal connector 302 are used to implement a communication connection between the adjacent electronic devices.

It should be noted that, in this embodiment, the first locking member, the second locking member, the first signal connector, and the second signal connector may be disposed on the electronic device, except for being disposed on the control device, and the sizes and positions of the first locking member, the second locking member, the first signal connector, and the second signal connector are similar.

In this embodiment, each device, including a control device, an interface device, an adapter, a splitter, and the like, may be provided with a heat dissipation assembly; the heat dissipation assembly comprises a plurality of first sub-assemblies, and the plurality of first sub-assemblies are formed by intersecting at least three strip-shaped holes at one point. It should be understood that several of the present embodiments refer to two or more, that is, the heat dissipation assembly includes two or more first sub-assemblies, wherein each of the first sub-assemblies is formed by intersecting at least three strip-shaped holes at a point. The first subassemblies can be arranged in a staggered mode or arranged side by side; compared with the parallel arrangement mode, the staggered arrangement mode can arrange more first subassemblies in a unit area, namely further increasing the heat dissipation area and improving the heat dissipation effect; compared with the staggered arrangement mode, the arrangement mode of the parallel arrangement mode is simpler and easier to implement.

The heat dissipation assembly can be arranged on the top surface and the bottom surface of the equipment at the same time, and can also be arranged on the top surface of the equipment only or on the bottom surface of the equipment only. When the heat dissipation assembly is arranged on the top surface and the bottom surface of the equipment at the same time, convection can be achieved, and the heat dissipation effect is further improved.

In some embodiments, the interface device may comprise at least one of an 8-point interface device, a 16-point interface device, a 64-point interface device, or a 32-point interface device. The 16-point interface device is provided with a port on the front surface of the interface device, the port comprises at least two rows of terminals, and each row of terminals comprises eight IO terminals and one grounding terminal. The 32-point interface device is provided with a port on the front surface of the interface device, the port comprises two rows of terminals, the terminals are arranged up and down, and the 32-point interface device comprises sixteen IO terminals and two grounding terminals. These terminals can be detachable terminals, so the terminals can be more conveniently taken and placed when damaged and are more convenient to mount because the terminals can be detached.

In this embodiment, a panel is further disposed on the front side of the interface device, where the panel includes an LED lamp, and light of the LED lamp is displayed after passing through a light-transmitting plate or a light-guiding member; wherein the light can be displayed through the light-transmitting panel to be visible to a user; or the light of LED lamp is derived through leaded light spare and is shown, for example use the leaded light post, every LED lamp is corresponding to a leaded light post, through the better demonstration of the light of leaded light post with the LED lamp.

The adapter may act as a communication slave, connecting with the host device 21 or other device, receiving and responding to data communications from the host device 21. Wherein the adapter comprises a housing. The adapter is also provided with a plurality of communication interfaces, and at least one communication interface inclines downwards to form a non-perpendicular included angle with the bottom surface of the adapter. It should be noted that the aforementioned non-perpendicular angle formed between the communication interface and the bottom surface of the adapter refers to the integrally formed angle between the communication interface and the bottom surface of the housing, but the bottom surface of the housing is not limited to be a complete plane. For example, in some implementation scenarios, the bottom surface of the housing may have a certain curvature or a notch, and it is considered that when the adapter of the present embodiment is stably placed on the ground, a non-perpendicular included angle is formed between the communication interface and the ground. The adapter in this embodiment has at least one communication interface that slopes down, and is not perpendicular with the bottom surface, under some adapter's setting scenes, can more conveniently carry out the plug of communication terminal. It should be understood that the communication interface is inclined downward, i.e. the opening of the communication interface for inserting the communication terminal is downward, i.e. for the communication terminal on the communication transmission line, when the adapter is connected, the communication terminal is also inserted into the adapter obliquely. The communication interface of the adapter at least comprises a communication interface used for receiving data, and the communication interface used for receiving data can be connected with the upper-level equipment to receive the data sent by the upper-level equipment.

In some embodiments, the adapter further comprises a communication interface for transmitting data, and the communication interface for transmitting data may be connected to other communication slave stations (e.g. other adapters) or to the bus splitter for transmitting data to other communication slave stations or to the bus splitter.

The splitter CAN be applied to an automatic control system, performs network expansion to meet the requirement of local area networking, and CAN be applied to a servo control system based on EtherCAT, RS232, RS485, CAN and modbus communication, for example. The splitter includes a housing and at least three network interfaces. Among the at least three network interfaces, a network interface for input is included, and at least two network interfaces are network interfaces for extended output. At least one of the network interfaces on the splitter is an obliquely-inserted network interface, and it can be understood that, in some scenarios, the obliquely-inserted network interface is easier to insert and extract than a horizontal interface. In actual use, the splitter may be provided as a module in an automation control system and fixed to the mounting rail together with other modules of the same or different functions in the system. The shell of the splitter is provided with heat dissipation holes, and the heat dissipation holes are formed in at least one surface of the shell of the splitter.

In some embodiments, an end cover may be further disposed on a far-end side of the PLC system away from the power device, a second fastener is disposed on one side of the end cover, the second fastener is in matching connection with a first fastener 213 of another device disposed adjacently, and the end cover is at least used for covering a first signal connector 214 on another device disposed adjacently, so as to prevent the first signal connector 214 on the other device from being exposed.

The embodiment provides a PLC system, which includes a power supply device 10 and a control device 20, where the power supply device 10 is disposed adjacent to the control device 20, a power connector 101 and a first fixing member 102 are disposed on a side of the power supply device 10 adjacent to the control device 20, a power socket 211 and a second fixing member 212 are disposed on a side of the control device 20 adjacent to the power supply device 10, the power connector 101 is connected to the power socket 211 to supply power to the control device 20 by the power supply device 10, and the first fixing member 102 and the second fixing member 212 are connected to fixedly connect the power supply device 10 and the control device 20; the front surface of the control device 20 is provided with at least two communication interfaces 22, and the interface end surfaces of the communication interfaces 22 form an included angle with the bottom surface of the control device 20; the front surface of the control device 20 is also provided with a port 23, and the port includes a plurality of IO terminals; at least one display unit 24 is further disposed on the front surface of the control device 20, and the display content of the display unit 24 is at least used for prompting the use condition of the IO terminal. Through the implementation of this embodiment, electrical connection is carried out through power socket to electrical equipment and the controlgear in the PLC system, and the controlgear then is equipped with communication interface, port and display element, can stably realize PLC system function, has promoted PLC system integration level, has guaranteed the stability of PLC system operation.

The embodiment also provides an automation device, which includes the PLC system in each embodiment of the present invention, and details are not repeated here.

Second embodiment

An embodiment of the present invention provides a PLC system, please refer to fig. 1 to 6 continuously, including a power device 10 and a control device 20, where the power device 10 is disposed adjacent to the control device 20, a power connector 101 and a first fixing member 102 are disposed on a side of the power device 10 adjacent to the control device 20, a power socket 211 and a second fixing member 212 are disposed on a side of the control device 20 adjacent to the power device 10, the power connector 101 is connected to the power socket 211 to enable the power device 10 to supply power to the control device 20, and the first fixing member 102 and the second fixing member 212 are connected to enable the power device 10 and the control device 20 to be fixedly connected; the front surface of the control device 20 is provided with at least two communication interfaces 22, and the extending direction of the interfaces of the communication interfaces 22 forms an included angle with the bottom surface of the control device 20; the front surface of the control device 20 is also provided with a port 23, and the port includes a plurality of IO terminals; at least one display unit 24 is further disposed on the front surface of the control device 20, and the display content of the display unit 24 is at least used for prompting the use condition of the IO terminal.

The PLC system in this embodiment may include the power supply device 10, the control device 20, and other electronic devices, and the control device 20 may specifically include a single host device 21, or a combination of an adapter and an interface device; other electronic devices may include adapters, splitters, and interface devices; all of these devices, after being combined to form a PLC system, may also be installed into an embedded track. Specifically, in the power supply device 10, the control device 20 and the electronic device, the back surfaces of the devices are aligned, and each back surface of the device is provided with a clip assembly, the clip assembly includes a clip 40 and a clip base 50, the clip base is fixedly arranged on the back surface of the device, the clip 40 is arranged in a guide groove 51 on the clip base 50, the positions of the clip assemblies arranged on the devices are flush, and the positions of clamping pieces on the clips 40 are consistent; the fixed connection between each device and the embedded track is realized by the clamping between the clamping piece on the clip 40 and the embedded track, please refer to fig. 8-10. The clip assembly is a tool for mounting each device on the embedded track, and includes a clip 40 and a clip base 50, wherein the clip base 50 is directly and fixedly connected with the back of each device, and the clip 40 is connected with the clip base 50.

Referring to fig. 9, the clip 40 of the present embodiment includes two retractable buckles 41 and a rotary buckle 42, the rotary buckle 42 is disposed between the two retractable buckles 41, and a rotation center of the rotary buckle 42 is rotatably connected to the clip base 50 through a fixing post; the extension parts 411 are arranged on the extension buckles 41 in the length direction and close to the rotating buckle 42, the extension parts 411 on the two extension buckles 41 are centrosymmetric relative to the rotating center of the rotating buckle 42, and the two extension buckles 41 are movably connected with the rotating buckle 42 through the extension parts 411; the translational motion of any telescopic buckle 41 in the length direction drives the rotary buckle 42 to rotate and drives the other telescopic buckle 41 to perform the translational motion in the length direction opposite to the direction of the telescopic buckle 41, so that the clip is switched between a first state and a second state; the two telescopic buckles 41 are respectively provided with a clamping piece 412, and in the first state, the telescopic buckles 41 are close to each other until the clamping pieces 412 are respectively clamped at the outer edges of the upper side and the lower side of the embedded track; in the second state, the clip 412 is separated from the embedded track, and the retractable hooks 41 are away from each other.

Referring to fig. 10, the clip base 50 of the present embodiment is provided with a guide slot 51, the size of the guide slot 51 matches with the size of the clip 40, and the clip 40 is placed in the guide slot 51. The clip base 50 can be directly fixed on the electronic device to be installed, the clip 40 is disposed in the clip base 50 through the guiding groove 51 on the clip base 50, at least the rotary clip 42 in the clip 40 and the clip base 50 are rotatably connected through the fixing column, and the connection at least allows the rotary clip 42 to rotate within a certain range.

In some embodiments, a metal plate 43 is further disposed on the clip 40, and the metal plate 43 is used to contact a grounding metal plate on a device disposed on the clip assembly to achieve grounding of the device. The metal sheet 43 is fixed on the clip 40, please refer to fig. 11.

In some embodiments, at least two notches 52 are symmetrically arranged on both sides of the slot edge of the guide slot 21 of the clip base 50, and the size of the notch 52 is larger than or equal to that of the fixing elastic sheet on the clip. When in use, the relationship between the clip 1 and the clip base 50 can be detachable, and in order to realize the detachment between the two, the movable connection between the retractable clip and the rotary clip is detachable, and the guide groove 51 on the clip base 50 is provided with a component for detaching the clip 40, namely, the notches 52 arranged at the two sides of the groove edge of the guide groove 51 of the clip base 50, the fixed elastic sheet can pass through the notches 52 and be detached from the guide groove 51 on the clip base 50, thereby detaching the retractable clip from the clip base on the premise of detaching the movable connection between the retractable clip and the rotary clip.

In order to realize the normal rotation of the rotary buckle 42 in the buckle 40 in the buckle base 50, a circular rotary groove 54 is provided in the middle of the guide groove 51 of the buckle base 50, the size of the rotary groove 54 is greater than or equal to the size of the outer edge of the rotary buckle 42, and the rotary center of the rotary buckle 42 is located at the center of the rotary groove 54 and can rotate normally in the rotary groove 54 around the center.

In some embodiments, the housing of each device comprises a front shell and a rear cover detachably connected to each other, and the clip base 50 is detachably connected to or integrally formed with the rear cover; or, the casing of the device is integrally formed, and the clip base 50 is detachably disposed at the back of the casing or integrally formed with the casing. A clip base 50 integrally formed with a rear cover of the fixed device; or clip base 50, is fixedly connected to the rear cover of the device being secured by fasteners. That is, the clip base 50 and the rear cover of each device may be the same component, or the clip base 50 may be fixedly mounted on the rear cover of the device by other fixing members.

In some embodiments, the rear cover of each device is provided with a groove 25, and the groove 25 extends through the left and right sides of the housing 10. The groove 25 on the back cover is used for accommodating the embedded track, and all devices are clamped on the upper and lower outer edges of the embedded track through the fastening and clamping component. The arrangement position of the groove 25 is usually the middle part of the rear cover 102, the direction of the groove 25 is along the width direction of each device, and the groove runs through from left to right and can be communicated with the grooves on other devices; that is, the grooves provided on the respective devices are opposite to each other in pairs and penetrate through the embedded track.

The foregoing is a more detailed description of embodiments of the present invention, and the present invention is not to be considered limited to such descriptions. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.

Claims

1. A Programmable Logic Controller (PLC) system is characterized by comprising power supply equipment and control equipment, wherein the power supply equipment and the control equipment are arranged adjacently, a power supply connector and a first fixing piece are arranged on the side edge of the power supply equipment adjacent to the control equipment, a power supply socket and a second fixing piece are arranged on the side edge of the control equipment adjacent to the power supply equipment, the power supply connector is connected with the power supply socket to realize the power supply of the power supply equipment to the control equipment, and the first fixing piece and the second fixing piece are connected to realize the fixed connection between the power supply equipment and the control equipment; the front surface of the control equipment is provided with at least two communication interfaces, and the interface end surfaces of the communication interfaces form an included angle with the bottom surface of the control equipment; the front surface of the control equipment is also provided with a port, and the port comprises a plurality of IO terminals; the front face of the control equipment is further provided with at least one display unit, and the display content of the display unit is at least used for prompting the using condition of the IO terminal.

2. The PLC system of claim 1, wherein an angle formed between an interface end surface of the communication interface and a bottom surface of the control device is 0-90 degrees.

3. The PLC system according to claim 1, wherein a first fastener and a first signal connector are arranged on a side of the control device away from the power supply device, the first fastener is used for being matched and connected with a second fastener arranged on an adjacent electronic device or an end cover, and the first signal connector is used for being matched and connected with a second signal connector arranged on an adjacent electronic device, so that communication connection between the control device and the adjacent electronic device is achieved.

4. The PLC system of claim 3, wherein the first fastener comprises two fasteners respectively disposed at the upper and lower ends of the same side of the device, and the fastener comprises two female fasteners, two male fasteners, or a combination of one female fastener and one male fastener, corresponding to the second fastener disposed on the adjacent device or end cap; the concave fastener comprises a groove and a convex block which are sequentially arranged outwards, and the outer edge of the convex block is flush with the side surface of the equipment; the convex fastener comprises a groove and a convex block which are sequentially arranged outwards, and the inner side wall of the groove is flush with the side surface of the equipment; the direction of the groove and the direction of the lug are opposite.

5. The PLC system of any one of claims 1-4, wherein the control device comprises a single host device, or a combination of an adapter and at least one interface device.

6. The PLC system according to any one of claims 1 to 4, further comprising at least one electronic device, wherein a second fastener is disposed on one side of the electronic device, and a first fastener is disposed on the other side of the electronic device, the second fastener is used for being fixedly connected with a first fastener on the adjacent control device or other electronic device, and the first fastener is used for being fixedly connected with a second fastener on the adjacent other electronic device or end cover; and a second signal connector is arranged on one side of the electronic equipment, a first signal connector is arranged on the other side of the electronic equipment, the second signal connector is used for being connected with the adjacent first signal connector of the control equipment or other electronic equipment, and the first signal connector is used for being connected with the second signal connector of the adjacent other electronic equipment.

7. The PLC system according to any one of claims 1 to 4, wherein an end cover is further provided at a far end side of the PLC system away from the power supply device, a second fastener is provided at one side of the end cover, the second fastener is in matching connection with the first fastener of the other device which is adjacently provided, and the end cover is at least used for covering the first signal connector on the other device which is adjacently provided.

8. The PLC system according to claim 6, wherein the back surfaces of the power supply device, the control device and the electronic device are aligned, and each device is provided with a clip assembly on the back surface, the clip assembly comprises a clip and a clip base, the clip base is fixedly arranged on the back surface of the device, the clip is arranged in a guide groove on the clip base, the positions of the clip assemblies arranged on the devices are aligned, and the positions of the clamping members on the clips are consistent; the clamping pieces on the buckling clamps are clamped with the embedded rails, so that the equipment is fixedly connected with the embedded rails;

the shell of each device comprises a front shell and a rear cover which are detachably connected with each other, and the buckle clamp base and the rear end cover are detachably connected or integrally formed; or, the casing integrated into one piece of equipment, the buckle base detachable set up in behind the casing or with casing integrated into one piece.

9. The PLC system of claim 8, wherein the clip comprises two retractable buckles and a rotating buckle, the rotating buckle is arranged between the two retractable buckles, the rotating buckle has a rotating center rotatably connected with the clip base through a fixed column, and the clip base is fixedly arranged at the back of the device; the telescopic buckles are provided with extending parts at positions close to the rotary buckle in the length direction, the extending parts on the two telescopic buckles are centrosymmetric relative to the rotation center of the rotary buckle, and the two telescopic buckles are movably connected with the rotary buckle through the extending parts; the translational motion of any one telescopic buckle in the length direction drives the rotary buckle to rotate and drives the other telescopic buckle to perform the translational motion in the length direction opposite to the telescopic buckle direction, so that the buckle clamp is switched between a first state and a second state; the two telescopic buckles are respectively provided with a clamping piece, and in a first state, the telescopic buckles are close to each other until the clamping pieces are respectively clamped at the outer edges of the upper side and the lower side of the embedded track; in the second state, the clamping piece is separated from the embedded track, and the telescopic buckles are mutually far away.

10. An automation device, characterized in that the automation device comprises a PLC system according to any of claims 1-9.