CN213124300U - Circuit and device for simplifying integrated relay terminal board - Google Patents
Circuit and device for simplifying integrated relay terminal board Download PDFInfo
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- CN213124300U CN213124300U CN202022077519.3U CN202022077519U CN213124300U CN 213124300 U CN213124300 U CN 213124300U CN 202022077519 U CN202022077519 U CN 202022077519U CN 213124300 U CN213124300 U CN 213124300U
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Abstract
The utility model discloses a circuit for simplifying integrated relay terminal board, the circuit includes first power supply unit PS1, second power supply unit PS2 and relay coil K1, first power supply unit PS1 and second power supply unit PS2 all are connected with relay coil K1; the first power supply unit PS1 includes a light emitting diode D1, a diode D2, a resistor R1, and a resistor R2, the diode D2 is connected in parallel to the relay coil K1, the resistor R2 is connected in parallel to the diode D2, the light emitting diode D1 is connected in series to the resistor R1, a negative electrode of the light emitting diode D1 is connected to one end of the resistor R1, the other end of the resistor R1 is connected to one end of the resistor R2, and the other end of the resistor R2 is connected to an anode of the light emitting diode D1 and a negative electrode of the diode D2, respectively. Through the design of the first power supply unit PS1 and the second power supply unit PS2, the work that the system needs to be wired alone when sending instructions can be effectively reduced, and the use of the cabinet space is reduced.
Description
Technical Field
The utility model belongs to the technical field of the relay, in particular to a circuit and device for simplifying integrated relay terminal board.
Background
In integrated circuit, can often use the relay, if involve a plurality of relays, then every relay all needs the independent wiring, has increased work load and cost to can occupy more space, be unfavorable for equipment layout and later maintenance work.
Therefore, there is a need for a circuit for simplifying the integrated relay terminal board to solve the above-mentioned technical problems.
SUMMERY OF THE UTILITY MODEL
To the above problem, an object of the utility model is to provide a circuit and device for simplifying integrated relay terminal board, need the work of independent wiring when can effectual reduction system send instruction, reduce the use in rack space, reduce the work load of wiring and reduce the error rate.
In order to achieve the above object, the utility model adopts the following technical scheme:
provided is a circuit for simplifying an integrated relay terminal board, the circuit including a first power supply unit PS1, a second power supply unit PS2, and a relay coil K1, the first power supply unit PS1 and the second power supply unit PS2 each being connected to the relay coil K1;
the first power supply unit PS1 includes a light emitting diode D1, a diode D2, a resistor R1 and a resistor R2, the diode D2 is connected in parallel with the relay coil K1, the resistor R2 is connected in parallel with the diode D2, the light emitting diode D1 is connected in series with the resistor R1, wherein a cathode of the light emitting diode D1 is connected to one end of the resistor R1, another end of the resistor R1 is connected to one end of the resistor R2, and another end of the resistor R2 is connected to an anode of the light emitting diode D1 and a cathode of the diode D2 respectively;
the second power supply unit PS2 includes a power supply configuration module, a switch K2, a terminal a, a terminal B, and a terminal C, where a COM contact of the power supply configuration module is connected to the switch K2, a C contact of the power supply configuration module is connected to the terminal C, the terminal a is connected to a normally open contact NO of the switch K2, the terminal B is connected to a normally closed contact NC of the switch K2, a positive contact of the power supply configuration module is connected to a positive electrode of a dc power supply or a live wire of an ac power supply, and a negative contact of the power supply configuration module is connected to a negative electrode of the dc power supply or a zero wire of the ac power supply.
Furthermore, the anode of the light emitting diode D1, the other end of the resistor R2, the cathode of the diode D2 and one end of the relay coil K1 are all connected to the data interface DB, and the other end of the resistor R1, one end of the resistor R2, the anode of the diode D2 and the other end of the relay coil K1 are all connected to the cathode of the dc power supply.
Further, a resistor FD is disposed between the C-point of the power configuration module and the terminal C, one end of the resistor FD is connected to the C-point of the power configuration module, and the other end of the resistor FD is connected to the terminal C.
Further, a resistor R3 and a light emitting diode D3 are connected between the positive contact and the negative contact of the power supply configuration module.
Further, the resistor R3 is connected in series with the led D3, wherein a cathode of the led D3 is connected to a cathode of the power configuration module, an anode of the led D3 is connected to one end of the resistor R3, and another end of the resistor R3 is connected to an anode of the power configuration module.
The utility model also provides a device for simplifying integrated relay terminal board, the device includes foretell circuit that is used for simplifying integrated relay terminal board.
The utility model discloses a first power supply unit PS1 and second power supply unit PS 2's design, the work that needs the independent wiring when can effectual reduction system send the instruction reduces the use in rack space, reduces the work load and the reduction error rate of wiring, practices thrift the consumptive material, practices thrift the cost, has more improved the security of system.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 shows an overall block diagram of an embodiment of the present invention;
fig. 2 shows a circuit diagram of the first power supply unit PS1 and the second power supply unit PS2 according to an embodiment of the present invention;
fig. 3 shows a schematic diagram of a power supply circuit of an embodiment of the present invention;
fig. 4 shows a wiring diagram of the WET jumper manner according to an embodiment of the present invention;
fig. 5 shows a wiring diagram of the DRY jumper manner according to an embodiment of the present invention;
fig. 6 shows a schematic configuration diagram of a power supply configuration module according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Exemplarily, the embodiment of the utility model provides a mainly have 1 PCB integrated circuit board, 1 steel bottom plate, 16 relays (set up to 5 pins and be connected with the relay base, the relay base welding is on PCB integrated circuit board), 32 wire jumpers, 18 integrated diode's insurance, 56 binding post, 28 special little screws, 19 way emitting diode and the data interface (DB) of 37 integrated pins are constituteed, as shown in FIG. 1. Wherein, the 37 pins integrated on the data interface connect the 16 relays on the terminal board through the wiring inside the PCB circuit board according to the design requirement, the circuit inside the PCB circuit board is shown in fig. 2, which comprises a first power supply unit PS1, a second power supply unit PS2 and a relay coil K1, the first power supply unit PS1 and the second power supply unit PS2 are both connected to the relay coil K1, wherein the first power supply unit PS1 distributes the 24V DC power of the access terminal board to the coil of each relay in a parallel manner, the second power supply unit PS2 distributes the 24V dc power or 220V ac power of the access terminal board to the terminals (a, B, C are one group) of each group in parallel, the field device is supplied or not supplied with power (24 vdc or 220 vac) by means of jumpers and terminals of each group.
Specifically, in the embodiment of the present invention, the first power supply unit PS1 includes a light emitting diode D1, a diode D2, a resistor R1 and a resistor R2, the diode D2 is connected in parallel with the relay coil K1, the resistor R2 is connected in parallel with the diode D2, the light emitting diode D1 is connected in series with the resistor R1, wherein a negative electrode of the light emitting diode D1 is connected to one end of the resistor R1, another end of the resistor R1 is connected to one end of the resistor R2, and another end of the resistor R2 is connected to a positive electrode of the light emitting diode D1 and a negative electrode of the diode D2 respectively; the second power supply unit PS2 includes a power supply configuration module, a switch K2, a terminal a, a terminal B, and a terminal C, where a COM contact of the power supply configuration module is connected to the switch K2, a C contact of the power supply configuration module is connected to the terminal C, a resistor FD is disposed between the C contact of the power supply configuration module and the terminal C, one end of the resistor FD is connected to the C contact of the power supply configuration module, the other end of the resistor FD is connected to the terminal C, the terminal a is connected to a normally open contact NO of the switch K2, the terminal B is connected to a normally closed contact NC of the switch K2, an anode contact of the power supply configuration module is connected to an anode of the dc power supply or a live wire of the ac power supply, and a cathode contact of the power supply configuration module is connected to a cathode of the dc power supply or a neutral wire of the.
In the embodiment of the utility model provides an in, emitting diode D1's positive pole, resistance R2's the other end, diode D2's negative pole and relay coil K1's one end all are connected with data interface DB, direct current power supply's negative pole is all connected to resistance R1's the other end, resistance R2's one end, diode D2's positive pole and relay coil K1's the other end.
The embodiment of the utility model provides an in, be connected with resistance R3 and emitting diode D3 between the positive pole contact of power configuration module and the negative pole contact, resistance R3 and emitting diode D3 are established ties, wherein, emitting diode D3's negative pole is connected with the negative pole of power configuration module, emitting diode D3's positive pole is connected with resistance R3's one end, resistance R3's the other end and the anodal of power configuration module are connected.
In the embodiment of the present invention, the first power supply unit PS1 can be connected to two 24V dc power supplies, i.e. PWR1 and OV, PWR2 and OV, as shown in fig. 1, these two power supplies are designed redundantly;
the second power supply unit PS2 can be connected with a 24V direct current power supply or a 220V alternating current power supply, and power supply is configured for the relay in a WET or DRY jumper mode;
a 37-pin interface at the data interface (DB) is connected with equipment through a special cable to realize data downloading;
the terminals 1 to 16 (a, B, C) are used for connecting field devices, and the field production requirements are fulfilled by different wiring methods.
For example, the WET adopts a jumper mode as shown in fig. 4, wherein a terminal a is connected with a terminal C through an on/off load 2, and a terminal B is connected with a terminal C through an off/off load 1; in the DRY jumper mode, as shown in fig. 5, a terminal a and a terminal C are connected by a normally open connection, and a terminal B and a terminal C are connected by a normally closed connection.
In the embodiment of the present invention, for the safety of the field device, each path of the power supply is designed with a safety measure, wherein, a single safety is 1A, and supports 3.15A at most, as shown in fig. 3, both OV terminals are connected to the cathode of the 24V dc power supply, PWR1 terminal is connected to one terminal of the resistor FS1, the other terminal of the resistor FS1 is connected to the anode of the diode D6, the cathode of the diode D6 is connected to the anode of the 24V dc power supply, PWR2 terminal is connected to one terminal of the resistor FS2, the other terminal of the resistor FS2 is connected to the anode of the diode D7, the cathode of the diode D7 is connected to the anode of the 24V dc power supply, the other terminal of the resistor FS1 is also connected to one terminal of the varistor R5 and one terminal of the resistor R7, the other terminal of the varistor R5 is connected to the cathode of the 24V dc power supply, the other terminal of the resistor R7 is connected to the anode of the diode D5, the diode D5, the other end of the resistor FS2 is also connected with one end of the piezoresistor R4 and one end of the resistor R6 respectively, the other end of the piezoresistor R4 is connected with the cathode of the 24V direct-current power supply, the other end of the resistor R6 is connected with the anode of the light-emitting diode D4, and the cathode of the light-emitting diode D4 is connected with the cathode of the 24V direct-current power supply.
In the embodiment of the utility model, the field device lays a two-core cable and connects with the corresponding channel, the terminal A and the terminal C are connected, if the light emitting diode corresponding to the channel is bright green, the field device is in an open state, if the light emitting diode corresponding to the channel is not bright, the field device is in a closed state; and the terminal B and the terminal C are connected, if the light emitting diode corresponding to the channel is bright green, the field equipment is in a closed state, and if the light emitting diode corresponding to the channel is not bright, the field equipment is in an open state.
In the embodiment of the present invention, when the power supply configuration module is configured, whether the power supply is charged or not is determined by the connection mode of the jumper terminal, as shown in fig. 6, the jumper combination of the positive electrode, the COM, the C, and the negative electrode is to externally provide the power supply voltage accessed by the second power supply unit PS 2; the combination of COM and C, N and the negative pole is such that no supply voltage is supplied to the outside.
When the embodiment of the utility model is used, PWR1 at the PS1 position of the first power supply unit is connected with the anode of the 24V DC power supply, and OV is connected with the cathode of the 24V DC power supply; PWR2 is connected with the positive pole of 24V DC power supply, OV is connected with the negative pole of 24V DC power supply. PWR1 and PWR2 are redundant in design.
The L +1 end of the second power supply unit PS2 is connected with the anode of the 24V direct current power supply or the live wire of the 220V alternating current power supply, and the N-1 end is connected with the cathode of the 24V direct current power supply or the zero wire of the 220V alternating current power supply; l +2 is connected with the positive pole of the 24V direct current power supply or the live wire of the 220V alternating current power supply, and N-2 is connected with the negative pole of the 24V direct current power supply or the zero line of the 220V alternating current power supply.
For example, the power line in the embodiment of the present invention uses a 2.5 square annealed copper wire, but is not limited thereto.
The data interface (DB) is connected with the equipment through a special cable and receives the instruction sent by the equipment.
The terminals a (1-16), B (1-16) and C (1-16) are connected to the field device, and signals are transmitted to the field device through the connection cable.
The embodiment of the utility model provides an in, the instruction that the system sent passes to integrated terminal board through the cable of data interface (DB), and if integrated terminal board accepted the channel signal who corresponds for true, the emitting diode of the relay that this passageway corresponds then will become green, and the binding post that corresponds the passageway can connect terminal A, terminal C (normally open) or terminal B, terminal C (normally closed), and the wire jumper mode that deuterogamies corresponding passageway just can provide the required function of design for field device.
Through the embodiment of the utility model provides an in the design, need the work of wiring alone when can effectual reduction system send instruction, reduce the use in rack space, reduce the work load of wiring and reduce the error rate, practice thrift the consumptive material, practice thrift the cost, more improved the security of system.
Correspondingly, the utility model also provides a device for simplifying integrated relay terminal board, the device includes foretell circuit that is used for simplifying integrated relay terminal board.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. A circuit for simplifying an integrated relay terminal board, characterized in that the circuit includes a first power supply unit PS1, a second power supply unit PS2, and a relay coil K1, the first power supply unit PS1 and the second power supply unit PS2 each being connected to the relay coil K1;
the first power supply unit PS1 includes a light emitting diode D1, a diode D2, a resistor R1 and a resistor R2, the diode D2 is connected in parallel with the relay coil K1, the resistor R2 is connected in parallel with the diode D2, the light emitting diode D1 is connected in series with the resistor R1, wherein a cathode of the light emitting diode D1 is connected to one end of the resistor R1, another end of the resistor R1 is connected to one end of the resistor R2, and another end of the resistor R2 is connected to an anode of the light emitting diode D1 and a cathode of the diode D2 respectively;
the second power supply unit PS2 includes a power supply configuration module, a switch K2, a terminal a, a terminal B, and a terminal C, where a COM contact of the power supply configuration module is connected to the switch K2, a C contact of the power supply configuration module is connected to the terminal C, the terminal a is connected to a normally open contact NO of the switch K2, the terminal B is connected to a normally closed contact NC of the switch K2, a positive contact of the power supply configuration module is connected to a positive electrode of a dc power supply or a live wire of an ac power supply, and a negative contact of the power supply configuration module is connected to a negative electrode of the dc power supply or a zero wire of the ac power supply.
2. The circuit for simplifying the integrated relay terminal board according to claim 1, wherein the anode of the light emitting diode D1, the other end of the resistor R2, the cathode of the diode D2 and one end of the relay coil K1 are connected to the data interface DB, and the other end of the resistor R1, one end of the resistor R2, the anode of the diode D2 and the other end of the relay coil K1 are connected to the cathode of the dc power supply.
3. The circuit for simplifying the integrated relay terminal board according to claim 1, wherein a resistor FD is provided between the C-contact of the power supply disposition module and the terminal C, one end of the resistor FD is connected to the C-contact of the power supply disposition module, and the other end of the resistor FD is connected to the terminal C.
4. The circuit for simplifying the integrated relay terminal board according to claim 1, wherein a resistor R3 and a light emitting diode D3 are connected between a positive contact and a negative contact of the power supply configuration module.
5. The circuit for simplifying the integrated relay terminal board according to claim 4, wherein the resistor R3 is connected in series with a light emitting diode D3, wherein a cathode of the light emitting diode D3 is connected to a cathode of the power supply configuration module, an anode of the light emitting diode D3 is connected to one end of a resistor R3, and the other end of the resistor R3 is connected to an anode of the power supply configuration module.
6. An apparatus for simplifying an integrated relay terminal board, characterized in that the apparatus comprises the circuit for simplifying an integrated relay terminal board according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022077519.3U CN213124300U (en) | 2020-09-21 | 2020-09-21 | Circuit and device for simplifying integrated relay terminal board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022077519.3U CN213124300U (en) | 2020-09-21 | 2020-09-21 | Circuit and device for simplifying integrated relay terminal board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213124300U true CN213124300U (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022077519.3U Active CN213124300U (en) | 2020-09-21 | 2020-09-21 | Circuit and device for simplifying integrated relay terminal board |
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| Country | Link |
|---|---|
| CN (1) | CN213124300U (en) |
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- 2020-09-21 CN CN202022077519.3U patent/CN213124300U/en active Active
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