Automatic control rapid wiring board for high-grade laboratory

Abstract

The utility model relates to the technical field of PLC (Programmable Logic Controller) control panels, and provides a high-grade laboratory automatic control rapid wiring board, which comprises a printed circuit board provided with a power supply input module, a power supply output module, a flat cable seat, a port signal input / output interface, a relay module and a PLC mounting area, the power output module is arranged on the lower side of the PLC installation area, the flat cable seat is arranged on the lower side of the power output module, the relay module is arranged on the right side of the PLC installation area, the power input module is arranged on the right side of the relay module, the port signal input and output interface is arranged on the edge of the printed circuit board, and the flat cable seat is electrically connected with the port signal input and output interface. The PLC signal circuit is drawn in the printed circuit board, and various interface plug connectors are used for circuit access, so that the wiring work becomes neat and visual, the installation work efficiency is improved, and the error probability is reduced.

Description

Technical Field

[0001] This utility model relates to the field of PLC control board technology, and in particular to a high-level laboratory automation control quick-connect board. Background Technology

[0002] With the rapid development of microprocessors, computers, and digital communication technologies, computer control has expanded to almost all industrial fields. Programmable Logic Controllers (PLCs) have a wide range of applications, powerful functions, and ease of use, and have become one of the main control devices in modern industrial automation. When installing and using a PLC in an electrical box, signal lines, power lines, network cables, and other cables need to be connected to the PLC separately.

[0003] As disclosed in application number CN201510632129.9, a multi-functional modular integrated PLC control board is provided, wherein the temperature sensing module is electrically connected to the control module, the control module is electrically connected to the heat dissipation module, the input module is electrically connected to the control module, the control module is electrically connected to the output module, and the programming module is electrically connected to the control module.

[0004] In current technology, achieving a clear and neatly arranged cabling effect requires the organization of a large number of cables. This not only necessitates the installation of auxiliary materials such as terminal blocks and cable trays, but also requires a significant amount of time spent on cable management. Furthermore, if the installation personnel lack experience, the desired cabling effect may not be achieved, and wiring errors may even occur. The complex cabling not only increases the difficulty of troubleshooting but also significantly increases the workload of maintenance and repair. Utility Model Content

[0005] To address the aforementioned problems, this invention provides a high-level laboratory automation control quick-connection board.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] A high-level laboratory automation control quick-connect board includes: a printed circuit board, on which a power input module, a power output module, a ribbon cable connector, a port signal input / output interface, a relay module, and a PLC mounting area are disposed. The power output module is disposed below the PLC mounting area, the ribbon cable connector is disposed below the power output module, the relay module is disposed to the right of the PLC mounting area, the power input module is disposed to the right of the relay module, the port signal input / output interface is disposed at the edge of the printed circuit board, and the ribbon cable connector is electrically connected to the port signal input / output interface.

[0008] Preferably, the printed circuit board is further provided with a wiring instruction printing area, which is located on the lower side of the relay module.

[0009] Preferably, the printed circuit board is further provided with circular mounting holes, which are located at the four corners of the printed circuit board.

[0010] Preferably, the power input module includes: a 24V DC load power input interface, a 24V DC module power input interface, an input power fuse, a fuse indicator light of different colors, and a fuse indicator light current limiting resistor. The 24V DC module power input interface is electrically connected to the input power fuse.

[0011] Preferably, two sets of input power fuses, different colored fuse indicator lights, and fuse indicator light current-limiting resistors are provided.

[0012] Preferably, the port signal input / output interface includes: a controller feedback and power supply integrated port, a sensor signal and power supply integrated port, a loss of air and alarm integrated port, a blower operation control integrated port, an exhaust fan operation control integrated port, a reserved blower operation control integrated port, a blower main control integrated port, an exhaust fan main control integrated port, a reserved blower main control integrated port, a fresh air valve and exhaust valve control integrated port, a blower valve and disinfection valve control integrated port, an electric reheat control integrated port, an electric preheat control integrated port, a power failure control integrated port, an alarm control integrated port, a reserved AI-V, a reserved DI, a reserved AO, and a reserved DO.

[0013] Preferably, the relay module includes: a relay, a relay indicator light, and a current-limiting resistor for the relay indicator light, and multiple sets of the relay, relay indicator light, and current-limiting resistor for the relay indicator light are provided.

[0014] Preferably, the printed circuit board uses four-layer wiring printing.

[0015] Preferably, a metal guide rail is provided in the PLC installation area, and the metal guide rail is used to install the PLC.

[0016] The advantages of this invention are as follows: By drawing the PLC signal circuit on the printed circuit board and using various interface connectors for wiring, the wiring work becomes neat and intuitive, improving installation efficiency and reducing the probability of errors; the clear and unambiguous wiring ports reduce the difficulty of troubleshooting and greatly reduce the workload of maintenance; by isolating the module power supply and the load power supply, the impact of load fluctuations on the PLC power supply is avoided, ensuring the stability and safety of the module power supply; by optimizing the circuit layout, signal transmission delay is reduced, and the system response speed is improved; the use of high-quality components and strict manufacturing processes ensures the long-term stable operation of the equipment and extends its service life. Attached Figure Description

[0017] The accompanying drawings, which form part of this utility model, are used to provide a further understanding of the utility model. The illustrative embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute an undue limitation of the utility model. In the drawings:

[0018] Figure 1 This is a schematic diagram of the structure of the printed circuit board of this utility model;

[0019] Figure 2 This is a structural diagram of the power input module, relay module, and PLC installation area of ​​this utility model;

[0020] Figure 3 This is a schematic diagram of the port signal input / output interface allocation of this utility model.

[0021] Explanation of reference numerals in the attached figures:

[0022] 1. Printed Circuit Board; 2. Power Input Module; 3. Power Output Module; 4. Cable Header; 5. Port Signal Input / Output Interface; 6. Relay Module; 7. PLC Installation Area; 8. Wiring Instructions Printed Area; 9. Circular Mounting Hole; 21. 24V DC Load Power Input Interface; 22. 24V DC Module Power Input Interface; 23. Input Power Fuse; 24. Different Colored Fuse Indicator Light; 25. Fuse Indicator Current Limiting Resistor; 51. Controller Feedback and Power Supply Integration Port; 52. Sensor Signal and Power Supply Integration Port; 53. Airflow Loss and Alarm Integration Port; 54. Blower Fan Operation Control Integration Port; 55. Exhaust Fan Operation Control Integration Port 56. Reserved integrated port for fan operation control; 57. Integrated port for main control of supply fan; 58. Integrated port for main control of exhaust fan; 59. Reserved integrated port for main control of fan; 510. Integrated port for control of fresh air valve and exhaust air valve; 511. Integrated port for control of supply air valve and disinfection valve; 512. Integrated port for electric reheat control; 513. Integrated port for electric preheat control; 514. Integrated port for power failure control; 515. Integrated port for alarm control; 516. Reserved AI-V; 517. Reserved DI; 518. Reserved AO; 519. Reserved DO; 61. Relay; 62. Relay indicator light; 63. Relay indicator light current limiting resistor; 71. Metal guide rail. Detailed Implementation

[0023] It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0024] In the description of this utility model, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature. In the description of this utility model, unless otherwise stated, "a plurality of" means two or more.

[0025] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0026] Example 1, combined with Figures 1-3 Explanation:

[0027] A high-level laboratory automation control quick-connect board includes: a printed circuit board 1, on which a power input module 2, a power output module 3, a ribbon cable connector 4, a port signal input / output interface 5, a relay module 6, and a PLC mounting area 7 are disposed. The power output module 3 is disposed below the PLC mounting area 7, the ribbon cable connector 4 is disposed below the power output module 3, the relay module 6 is disposed to the right of the PLC mounting area 7, the power input module 2 is disposed to the right of the relay module 6, the port signal input / output interface 5 is disposed at the edge of the printed circuit board 1, and the ribbon cable connector 4 is electrically connected to the port signal input / output interface 5.

[0028] The printed circuit board 1 is also provided with a wiring instruction printing area 8, which is located on the lower side of the relay module 6.

[0029] The printed circuit board 1 is also provided with circular mounting holes 9, which are located at the four corners of the printed circuit board 1.

[0030] The power input module 2 includes: a 24V DC load power input interface 21, a 24V DC module power input interface 22, an input power fuse 23, a fuse indicator light of different colors 24, and a fuse indicator light current limiting resistor 25. The 24V DC module power input interface 22 is electrically connected to the input power fuse 23.

[0031] Two sets of input power fuse 23, fuse indicator lights of different colors 24, and fuse indicator light current limiting resistors 25 are provided.

[0032] The port signal input / output interface 5 includes: controller feedback and power supply integrated port 51, sensor signal and power supply integrated port 52, air loss and alarm integrated port 53, supply fan operation control integrated port 54, exhaust fan operation control integrated port 55, reserved fan operation control integrated port 56, supply fan main control integrated port 57, exhaust fan main control integrated port 58, reserved fan main control integrated port 59, fresh air valve and exhaust valve control integrated port 510, supply air valve and disinfection valve control integrated port 511, electric reheat control integrated port 512, electric preheat control integrated port 513, power failure control integrated port 514, alarm control integrated port 515, reserved AI-V 516, reserved DI 517, reserved AO 518, and reserved DO 519.

[0033] The four sets of port signal input / output interfaces on the right side of the printed circuit board 1 are, from top to bottom, alarm control integrated port 515, power failure control integrated port 514, electric preheating control integrated port 513, and electric reheating control integrated port 512.

[0034] The 11 sets of port signal input / output interfaces on the lower side of the printed circuit board 1 are, from left to right, the controller feedback and power supply integrated port 51, the sensor signal and power supply integrated port 52, the air loss and alarm integrated port 53, the supply fan operation control integrated port 54, the exhaust fan operation control integrated port 55, the reserved fan operation control integrated port 56, the supply fan main control integrated port 57, the exhaust fan main control integrated port 58, the reserved fan main control integrated port 59, the fresh air valve and exhaust valve control integrated port 510, and the supply air valve and disinfection valve control integrated port 511.

[0035] The four sets of port signal input / output interfaces on the left side of the printed circuit board 1 are reserved positions, namely reserved AI-V516, reserved DI517, reserved AO518 and reserved DO519 from top to bottom.

[0036] The relay module 6 includes: a relay 61, a relay indicator light 62, and a relay indicator light current-limiting resistor 63. Multiple sets of relays 61, relay indicator lights 62, and relay indicator light current-limiting resistors 63 are provided.

[0037] The printed circuit board 1 uses four-layer wiring printing.

[0038] A metal guide rail 71 is provided in the PLC installation area 7, and the metal guide rail 71 is used to install the PLC.

[0039] The PLC uses the Siemens ET200SP distributed I / O system, and the I / O output ports are connected to cable connector 4 via ribbon cables.

[0040] The working principle of this utility model is as follows: By integrating the relevant input and output signals into the grouped port signal input and output interfaces 5, the wiring construction is made more intuitive, accurate, simple and convenient. By drawing the PLC signal circuit on the printed circuit board and using various interface connectors for line access, the wiring work becomes neat and intuitive, improving installation efficiency and reducing the chance of errors.

[0041] For those skilled in the art, this utility model is not limited to the details of the exemplary embodiments described above, and can be implemented in other specific forms without departing from the spirit or essential characteristics of this utility model; therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this utility model is defined by the appended claims rather than the foregoing description. Therefore, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this utility model. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0042] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any minor modifications, equivalent substitutions and improvements made to the above embodiments based on the technical essence of the present utility model should be included within the protection scope of the technical solution of the present utility model.

Claims

1. A high-level laboratory automation control quick-connect panel, comprising: A printed circuit board (1) is characterized in that the printed circuit board (1) is provided with a power input module (2), a power output module (3), a ribbon cable connector (4), a port signal input / output interface (5), a relay module (6), and a PLC mounting area (7). The power output module (3) is located on the lower side of the PLC mounting area (7), the ribbon cable connector (4) is located on the lower side of the power output module (3), the relay module (6) is located on the right side of the PLC mounting area (7), the power input module (2) is located on the right side of the relay module (6), the port signal input / output interface (5) is located on the edge of the printed circuit board (1), and the ribbon cable connector (4) is electrically connected to the port signal input / output interface (5).

2. The high-level laboratory automation control quick-connection board according to claim 1, characterized in that, The printed circuit board (1) is also provided with a wiring instruction printing area (8), which is located on the lower side of the relay module (6).

3. The high-level laboratory automation control quick-connection board according to claim 1, characterized in that, The printed circuit board (1) is also provided with circular mounting holes (9), which are located at the four corners of the printed circuit board (1).

4. The high-level laboratory automation control quick-connection board according to claim 1, characterized in that, The power input module (2) includes: a 24V DC load power input interface (21), a 24V DC module power input interface (22), an input power fuse (23), a fuse indicator light (24), and a fuse indicator light current limiting resistor (25). The 24V DC module power input interface (22) is electrically connected to the input power fuse (23).

5. A high-level laboratory automation control quick-connection board according to claim 4, characterized in that, Two sets of input power fuse (23), fuse indicator light (24) and fuse indicator light current limiting resistor (25) are provided.

6. A high-level laboratory automation control quick-connection board according to claim 1, characterized in that, The port signal input / output interface (5) includes: controller feedback and power supply integration port (51), sensor signal and power supply integration port (52), air loss and alarm integration port (53), air supply fan operation control integration port (54), exhaust fan operation control integration port (55), reserved fan operation control integration port (56), air supply fan main control integration port (57), exhaust fan main control integration port (58), reserved fan main control integration port (59), fresh air valve and exhaust valve control integration port (510), air supply valve and disinfection valve control integration port (511), electric reheat control integration port (512), electric preheat control integration port (513), power failure control integration port (514), alarm control integration port (515), reserved AI-V (516), reserved DI (517), reserved AO (518), and reserved DO (519).

7. A high-level laboratory automation control quick-connect panel according to claim 1, characterized in that, The relay module (6) includes: a relay (61), a relay indicator (62), and a relay indicator current limiting resistor (63). Multiple sets of relays (61), relay indicator (62), and relay indicator current limiting resistor (63) are provided.

8. A high-level laboratory automation control quick-connection board according to claim 1, characterized in that, The printed circuit board (1) adopts four-layer wiring printing.

9. A high-level laboratory automation control quick-connection board according to claim 1, characterized in that, A metal guide rail (71) is provided in the PLC installation area (7), and the metal guide rail (71) is used to install the PLC.

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