CN203481546U - A multifunctional front connector - Google Patents
A multifunctional front connector Download PDFInfo
- Publication number
- CN203481546U CN203481546U CN201320485177.6U CN201320485177U CN203481546U CN 203481546 U CN203481546 U CN 203481546U CN 201320485177 U CN201320485177 U CN 201320485177U CN 203481546 U CN203481546 U CN 203481546U
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- circuit
- high density
- resistance
- front connector
- interface
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Abstract
The utility model discloses a multifunctional front connector comprising an insulating housing in which a circuit board is disposed. The multifunctional front connector is characterized in that the circuit board comprises a first module and a second module, that the first module successively comprises a terminal bar side jumper set, a circuit with overcurrent protection, and a high density interface jumper set, that the second module successively comprises a terminal bar side interface circuit, a terminal bar side jumper set, a main circuit, a high density interface side jumper set, and a high density interface side circuit, that the input end of the circuit board is also equipped with a terminal bar, and that the output end of the circuit board is equipped with a high density interface. The terminal bar is connected with a field IO signal end. The high density interface is connected with an IO template. The multifunctional front connector has advantages of simple structure, easy use, a multifunctional purpose achieved by using a jumper manner, easy configuration, strong universality, few constituting modules, greatly-decreased field maintaining and debugging difficulty, reduced using cost, diminished waste, and strong practical value.
Description
Technical field
The utility model relates to a kind of multi-functional front connector for process controller, belongs to metallurgical automation technology field.
Background technology
In metallurgical automation technology field, conventionally adopt Programmable Logic Controller and process controller as main control unit, adopting IO(input and output) signaling module and multiple fieldbus technology carry out the collection of on-site signal, completes the control of technological process.In this control system, the effect of front connector is the signal cable of field apparatus to be connected with the IO signaling module being arranged on process controller, guarantees the reliability of wiring, the integrality of convenience and signal.At present, common front connector mainly contains two types, and wherein, the first kind has the function that guarantees consistent termination, and its main feature is simple in structure, easy for installation; Equations of The Second Kind is to adopt modularization appearance design, and inside has circuit board, can complete level conversion and electrical isolation function according to the variety classes of IO signal, and terminal board and cable receptacles are installed on its circuit board, is convenient to wiring.Both compare, and the front connector of Equations of The Second Kind modular construction is with better function, and the scope of application is wider.
In real work, the on-the-spot IO signal gathering that needs comprises analog input signal (AI), analog quantity output signals (AO), digital quantity input signal (DI), digital output signal (DO) and absolute value encoder signal (SSI) etc., not only signal kinds is various, even and the signal of same kind, also there is the situation of plurality of level.Therefore, in practical work process, often need to meet different on-the-spot needs with the front connector of variety classes, different model, the difficulty that this has increased field adjustable and maintenance undoubtedly, has increased use cost, causes the waste of human and material resources, financial resources.
Utility model content
The purpose of this utility model is to provide a kind of multi-functional front connector.
To achieve these goals, by the following technical solutions, a kind of multi-functional front connector, comprises insulation crust, is provided with circuit board in insulation crust, it is characterized in that: described circuit board comprises the first module and the second module; In described the first module, comprise successively terminal board side wire jumper group, with circuit and the High Density Interface wire jumper group of overcurrent protection, described terminal board side wire jumper group completes the signaling interface handoff functionality from front connector to terminal board, and described High Density Interface wire jumper group completes the signaling interface handoff functionality from front connector High Density Interface to IO signal templates; In described the second module, comprise successively terminal board side interface circuit, terminal board side wire jumper group, main circuit, High Density Interface side wire jumper group and High Density Interface lateral circuit; The input of described circuit board is also provided with terminal board, and output is provided with High Density Interface.
Described terminal board is connected with on-the-spot IO signal end, and High Density Interface is connected with IO template.
Described terminal board side interface circuit is a relay R L1 loop of protecting with diode V17.
Described main circuit is comprised of optical coupling isolation circuit, the Isolation input output function of completion logic level; Comprise the first parallel branch being formed by diode V11, voltage stabilizing didoe V13, resistance R 12 and resistance R 13, and the second parallel branch being formed by diode V12 and resistance R 11; Between resistance R 12 and resistance R 13, also join with the base stage of triode V14, the other end of the collector electrode of triode V14 and resistance R 11 is connected with two inputs of photocoupler U1 respectively, an output contact resistance R15 of photocoupler U1, another output connects the parallel circuits being comprised of resistance R 14, voltage stabilizing didoe V15, triode V16.
Described High Density Interface lateral circuit comprises the circuit being comprised of light-emitting diode L1A, the circuit being comprised of resistance R 16 and the series circuit being comprised of light-emitting diode L1A and resistance R 17.
The utility model is simple in structure, easy to use, adopt jumper to realize the multi-functional target of front connector, it configures convenient, and highly versatile forms module number few, reduced greatly the difficulty of the debugging of on-site maintenance, can also reduce use cost, cut the waste, there is stronger practical value.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the terminal board side interface circuit diagram of the second module in the utility model embodiment;
Fig. 3 is the terminal board side wire jumper group structural representation of the second module in the utility model embodiment;
Fig. 4 is the main circuit diagram of the second module in the utility model embodiment;
Fig. 5 is the High Density Interface side wire jumper group structural representation of the second module in the utility model embodiment;
Fig. 6 is the High Density Interface lateral circuit figure of the second module in the utility model embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figures 1 to 6, a kind of multi-functional front connector, comprise insulation crust 1, in insulation crust 1, be provided with circuit board 2, circuit board 2 comprises the first module 3 and the second module 4, in the first module 3, comprise successively terminal board side wire jumper group 3-1, with circuit 3-2 and the High Density Interface wire jumper group 3-3 of overcurrent protection, in the second module 4, comprise successively terminal board side interface circuit 4-1, terminal board side wire jumper group 4-2, main circuit 4-3, High Density Interface side wire jumper group 4-4 and High Density Interface lateral circuit 4-5; The input of described circuit board 2 is also provided with terminal board 5, and output is provided with High Density Interface 6.
Described terminal board 5 is connected with on-the-spot IO signal end 7, and 6 of High Density Interfaces are connected with the IO template 8 on process controller.
Described terminal board side interface circuit 4-1 is a relay R L1 loop of protecting with diode V17.
Described main circuit 4-3 is comprised of optical coupling isolation circuit, comprises the first parallel branch being comprised of diode V11, voltage stabilizing didoe V13, resistance R 12 and resistance R 13, and the second parallel branch being comprised of diode V12 and resistance R 11; Between resistance R 12 and resistance R 13, also join with the base stage of triode V14, the other end of the collector electrode of triode V14 and resistance R 11 is connected with two inputs of photocoupler U1 respectively, an output contact resistance R15 of photocoupler U1, another output connects the parallel circuits being comprised of resistance R 14, voltage stabilizing didoe V15, triode V16.
Described High Density Interface lateral circuit 4-5 comprises the circuit being comprised of light-emitting diode L1A, the circuit being comprised of resistance R 16 and the series circuit being comprised of light-emitting diode L1A and resistance R 17.
The utility model is simple in structure, easy to use, adopt jumper to realize the multi-functional target of front connector, it configures convenient, and highly versatile forms module number few, reduced greatly the difficulty of the debugging of on-site maintenance, can also reduce use cost, cut the waste, there is stronger practical value.
Claims (5)
1. a multi-functional front connector, comprises insulation crust, is provided with circuit board in insulation crust, it is characterized in that: described circuit board comprises the first module and the second module; In described the first module, comprise successively terminal board side wire jumper group, with circuit and the High Density Interface wire jumper group of overcurrent protection, described terminal board side wire jumper group completes the signaling interface handoff functionality from front connector to terminal board, and described High Density Interface wire jumper group completes the signaling interface handoff functionality from front connector High Density Interface to IO signal templates; In described the second module, comprise successively terminal board side interface circuit, terminal board side wire jumper group, main circuit, High Density Interface side wire jumper group and High Density Interface lateral circuit; The input of described circuit board is also provided with terminal board, and output is provided with High Density Interface.
2. multi-functional front connector as claimed in claim 1, is characterized in that: described terminal board is connected with on-the-spot IO signal end, and High Density Interface is connected with IO template.
3. multi-functional front connector as claimed in claim 1, is characterized in that: described terminal board side interface circuit is a relay R L1 loop of protecting with diode V17.
4. multi-functional front connector as claimed in claim 1, is characterized in that: described main circuit is comprised of optical coupling isolation circuit, the Isolation input output function of completion logic level; Comprise the first parallel branch being formed by diode V11, voltage stabilizing didoe V13, resistance R 12 and resistance R 13, and the second parallel branch being formed by diode V12 and resistance R 11; Between resistance R 12 and resistance R 13, also join with the base stage of triode V14, the other end of the collector electrode of triode V14 and resistance R 11 is connected with two inputs of photocoupler U1 respectively, an output contact resistance R15 of photocoupler U1, another output connects the parallel circuits being comprised of resistance R 14, voltage stabilizing didoe V15, triode V16.
5. multi-functional front connector as claimed in claim 1, is characterized in that: described High Density Interface lateral circuit (4-5) comprises the circuit being comprised of light-emitting diode L1A, the circuit being comprised of resistance R 16 and the series circuit being comprised of light-emitting diode L1A and resistance R 17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320485177.6U CN203481546U (en) | 2013-08-09 | 2013-08-09 | A multifunctional front connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320485177.6U CN203481546U (en) | 2013-08-09 | 2013-08-09 | A multifunctional front connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203481546U true CN203481546U (en) | 2014-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320485177.6U Expired - Fee Related CN203481546U (en) | 2013-08-09 | 2013-08-09 | A multifunctional front connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203481546U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111273599A (en) * | 2018-12-05 | 2020-06-12 | 汉能移动能源控股集团有限公司 | Control system and control cabinet |
-
2013
- 2013-08-09 CN CN201320485177.6U patent/CN203481546U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111273599A (en) * | 2018-12-05 | 2020-06-12 | 汉能移动能源控股集团有限公司 | Control system and control cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 |
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| CF01 | Termination of patent right due to non-payment of annual fee |