CN104808514A - Relay interlocking plate - Google Patents
Relay interlocking plate Download PDFInfo
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- CN104808514A CN104808514A CN201410031285.5A CN201410031285A CN104808514A CN 104808514 A CN104808514 A CN 104808514A CN 201410031285 A CN201410031285 A CN 201410031285A CN 104808514 A CN104808514 A CN 104808514A
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- relay
- module
- signal
- module structure
- input signal
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
Abstract
The invention provides a relay interlocking plate. The relay interlocking plate comprises a power supply module, a connector module, a first relay series connection module, a second relay series connection module, an independent relay module and a relay dual contact output module, wherein the power supply module is used for providing a required power supply for the relay interlocking plate; the connector module is used for connecting an input signal, an output signal and a plurality of pin signals Joint of a relay in each circuit module; and the first relay series connection module, the second relay series connection module, the independent relay module and the relay dual contact output module are electrically connected through the plurality of pin signals Joint according to an interlocking function requirement of a system, thereby forming the relay interlocking plate. According to the invention, the relay interlocking plate is enabled to meet interlocking requirements of different systems, thereby saving the design time, reducing the workload and improving the reliability and expandability of the relay interlocking plate.
Description
Technical field
The present invention relates to relay interlocking techniques field, particularly relate to a kind of relay interlock board.
Background technology
Interlocking design considers personal safety, and device security, avoids the design of a kind of logical relation of the situations such as maloperation, namely needs to meet some conditions simultaneously and could perform next step relevant operation.Interlocking realization usually have relay, PLC (Programmable Logic Controller), CPLD(Complex ProgrammableLogic Device), FPGA(Field-Programmable Gate Array).
Although interlocking design along with the development form of expression of science and technology more and more various, the interlocking design that traditional relay is formed occupies an important position all the time, is especially adapted to the relay pcb board interlock circuit that multiple signal carries out interlocking design.When carrying out the design of relay interlock board, slip-stick artist draws pcb board schematic diagram according to the interlocking design instructions of different sub-systems, a set of drawing of each subsystem design (comprising schematic diagram and PCB figure).
On the one hand, when subsystem is more, the workload of interlock board design can occupy many proportion in the project, and the possibility of makeing mistakes in design can strengthen; On the other hand, when subsystem interlock board, just need to repaint schematic diagram and PCB(Printed Circuit Board whenever interlocking demand changes) figure, very large inconvenience is caused to whole design process.
Summary of the invention
In view of the present situation of prior art, the object of the present invention is to provide a kind of relay interlock board, make this relay interlock board can meet the interlock function requirement of different system, do not need to repaint schematic diagram and pcb board according to the change of system interlock function requirement, thus save time and the workload of design, also improve extensibility and the reliability of relay interlock board.
For achieving the above object, the present invention adopts following technical scheme:
A kind of relay interlock board, described relay interlock board comprises power module, connector modules, the first relay serial module structure, the second relay serial module structure, separately relay module and relay double-contact output module;
Described power module is used for providing required power supply for described relay interlock board;
Described connector modules is for connecting the input signal of each circuit module repeat circuit, output signal and multiple leg signal Joint;
Described first relay serial module structure, the second relay serial module structure, separately relay module and relay double-contact output module require, by multiple described leg signal Joint electrical connection, to form relay interlock board according to the interlock function of system.
Wherein, the relay in described first relay serial module structure, the second relay serial module structure and independent relay module is the relay with two input signals; The result of described two input signal logical ORs is as the input signal of relay;
The input signal of described relay double-contact output module is described leg signal Joint.
Wherein, the relay in described first relay serial module structure, the second relay serial module structure and independent relay module is the relay with two pairs of normally opened contacts;
The wherein pair of contact of described relay is for exporting series connection interlocking signal and leg signal Joint; The another pair of contact of described relay is for exporting the input signal of described relay.
Wherein, described first relay serial module structure comprises at least three relays; Connect between described at least three relays.
Wherein, described second relay serial module structure comprises two relays at the most; Describedly to connect between two relays at the most;
The leg signal Joint that one end and the described first relay serial module structure of described second relay serial module structure export is electrically connected.
Wherein, described independent relay module comprises a relay;
The leg signal Joint that one end and the first relay serial module structure or the second relay serial module structure of wherein a pair normally opened contact of described relay export is electrically connected, and the other end is for exporting the leg signal Joint of described series connection interlocking signal and described independent relay module output;
Another of described relay to the coupled one end of normally opened contact to power module; The other end is for exporting the input signal of described relay.
Wherein, described relay double-contact output module comprises multiple relay, separate between multiple relay;
Described multiple relay is the relay with two pairs of normally opened contacts;
The coupled one end of wherein a pair normally opened contact of described relay is to power module, and the other end is for exporting the leg signal Joint of described relay double-contact output module;
Another is respectively used to export the forward input signal of described relay and reverse input signal to the two ends of normally opened contact.
Wherein, described connector modules comprises the first connector and the second connector;
Described first connector is for connecting input signal and the output signal of described first relay serial module structure, described second relay serial module structure and described independent relay module;
Described second connector is for connecting the input signal of described relay double-contact output module, output signal and leg signal Joint.
The invention has the beneficial effects as follows:
Relay interlock board of the present invention, makes this relay interlock board can meet the interlock function requirement of different system.During use, only need to draw multiple different leg signal Joint from the output of each relay preferred circuit module, then require according to the interlock function of system the selection carrying out preferred circuit module, carry out the relay interlocking requirement of simple leg signal Joint line and feasible system, designer need not repaint schematic diagram and the pcb board of interlock board again, saves time and the workload of design.Meanwhile, this relay interlock board, improves reliability and the extensibility of relay interlock board.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of relay interlock board one embodiment of the present invention;
Fig. 2 is the circuit theory diagrams of the first relay serial module structure one embodiment;
Fig. 3 is the circuit theory diagrams of the second relay serial module structure one embodiment;
Fig. 4 is the circuit theory diagrams of independent relay module one embodiment;
Fig. 5 is the circuit theory diagrams of relay double-contact output module one embodiment;
Fig. 6 is the circuit theory diagrams of power module one embodiment;
Fig. 7 is the circuit theory diagrams of the first connector one embodiment of connector modules;
Fig. 8 is the circuit theory diagrams of the second connector one embodiment of connector modules.
Embodiment
In order to make technical scheme of the present invention clearly, below in conjunction with accompanying drawing, relay interlock board of the present invention is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain that the present invention is not intended to limit the present invention.
See Fig. 1 to Fig. 8, relay interlock board of the present invention comprises power module 100, connector modules 150, first relay serial module structure 110, second relay serial module structure 120, separately relay module 140 and relay double-contact output module 130.Wherein, power module 100 is for providing required power supply for whole relay interlock board.Connector modules 150 is for connecting the input signal of above-mentioned each circuit module repeat circuit, output signal and multiple leg signal Joint.First relay serial module structure 110, second relay serial module structure 120, separately relay module 140 and relay double-contact output module 130 require, by multiple leg signal Joint electrical connection, to form relay interlock board according to the interlock function of system.In the present embodiment, leg signal Joint is Joint1 ~ Joint14.
Relay equal output pin signal Joint in above-mentioned each circuit module, the interlocking requirement of different system can be met by the connection between different leg signal Joint, and then reduce time and the workload of design, improve extensibility and the reliability of relay interlock board.
As a kind of embodiment, relay in first relay serial module structure 110, second relay serial module structure 120 and separately relay serial module structure 140 is the relay with two input signals, and the result of two input signal logical ORs is the input signal of relay.The input signal of relay double-contact output module 130 is not the external signal of relay interlock board but leg signal Joint.
Relay in first relay serial module structure 110, second relay serial module structure 120 and separately relay module 140 is the relay with two pairs of normally opened contacts.And the wherein pair of contact of relay is for exporting series connection interlocking signal and leg signal Joint, another pair of contact is for exporting the input signal of corresponding relay.
The circuit theory diagrams of the first relay serial module structure one embodiment as shown in Figure 2.First relay serial module structure comprises at least three relays, and connects between at least three relays.This embodiment comprises 5 relays, is respectively relay K 1, relay K 2, relay K 3, relay K 4 and relay K 5.Wherein, relay K 1 to relay K 5 is the relay with two input signals, and the result of two input signal logical ORs is as the input signal of relay.Two input signals as relay K 1 are respectively DI1 and DI2, and the result of input signal DI1 and DI2 logical OR relation is as the input signal of relay K 1.As long as any one namely in input signal DI1 and DI2 inputs this relay K 1, relay K 1 can both be made charged, and then make the contact adhesive of relay K 1.
More preferably, relay K 1 to relay K 5 is the relay with two pairs of normally opened contacts, and wherein one end of two pairs of normally opened contacts of relay K 1 is electrically connected with power module.Wherein a pair normally opened contact of relay K 1 to relay K 5 is connected mutually, forms series connection interlock circuit, for exporting series connection interlocking signal DO2, DO4, DO6, DO8, DO10 and leg signal Joint1 ~ Joint5.The another pair of contact of relay K 1 to K5 is for exporting input signal DO1, DO3, DO5, DO7 and DO9 of corresponding relay.If the pair of contact of connecting with relay K 1 of relay K 2 is for exporting the series connection interlocking signal DO4 and leg signal Joint2 that meet two signals simultaneously, the another pair of contact of relay K 2 is used for the input signal DO3 of output relay K2.The pair of contact of connecting with relay K 2 of relay K 3 is for exporting the series connection interlocking signal DO6 and the 3rd leg signal Joint3 that meet three signals simultaneously, and the another pair of contact of relay K 3 is used for the input signal of output relay K3.Relay K 1, relay K 4 are identical with relay K 3 with relay K 2 with the principle of work of relay K 5, repeat no more herein.
In other embodiments, the quantity of the relay in the first relay serial module structure can also be multiple.Quantity as relay can be 3,4,6,7,9,10,11 or 12.
Be illustrated in figure 3 the circuit theory diagrams of the second relay serial module structure one embodiment.Second relay serial module structure comprises two relays at the most, is in series between multiple relay.In the present embodiment, the quantity of the second relay serial module structure repeat circuit is two, is respectively relay K 6 and relay K 7.In other embodiments, the quantity of relay can be one.
Relay K 6 and relay K 7 are the relay with two input signals, and the result of the logical OR of two of relay input signals is as the input signal of relay.Meanwhile, relay K 6 and relay K 7 are also the relays with two pairs of normally opened contacts.One end of wherein a pair normally opened contact of relay K 6 is electrically connected with leg signal Joint6, and leg signal Joint6 can require to be electrically connected with leg signal Joint1 ~ Joint5 that the first relay serial module structure exports according to the interlocking of system; The other end is used for output relay series connection interlocking signal DO12 and leg signal Joint7.The coupled one end of the another pair of contact of relay K 6 is to power module, and the other end is used for the input signal DO11 of output relay K6.
The wherein pair of contact of relay K 7 is connected with relay K 6, and for output relay interlocking series signals DO14 and leg signal Joint8, the another pair of contact of relay K 7 is used for the input signal DO13 of output relay K7.Leg signal Joint6 can be coupled to power module by this second relay serial module structure, as independent relay interlock circuit, requires little system for interlocking.Also leg signal Joint6 can be electrically connected with the leg signal Joint5 of the first relay serial module structure, form the interlock board series circuit with seven relays.
Be illustrated in figure 4 the circuit theory diagrams of independent relay module one embodiment.This independent relay module only comprises a relay, the leg signal Joint that one end and other circuit module of wherein a pair normally opened contact of this relay export is electrically connected, and the other end is for exporting the leg signal Joint of series connection interlocking signal and the output of independent relay module.In the present embodiment, independent relay module is relay K 8.Relay K 8 is for having the relay of two input signals, and the result of two input signal logical ORs is the input signal of relay K 8.
Relay K 8 is for having the relay of two pairs of normally opened contacts, and one end of wherein a pair normally opened contact of relay K 8 is electrically connected with leg signal Joint9, and the other end is for exporting series connection interlocking signal DO16 and leg signal Joint10.In the present embodiment, the leg signal Joint5 that leg signal Joint9 can export with the first relay serial module structure is electrically connected, also can second relay serial module structure export leg signal Joint8 electrical connection.The coupled one end of the another pair of contact of relay K 8 is to power module, and the other end is used for the input signal DO15 of output relay K8.
Be illustrated in figure 5 the circuit theory diagrams of relay double-contact output module one embodiment.This relay double-contact output module can comprise multiple relay, and the principle of work of each relay is identical and separate.In the present embodiment, relay double-contact output circuit comprises two relays, is respectively relay K 9 and relay K 10.Relay in this circuit module is the relay with two pairs of normally opened contacts, the coupled one end of wherein a pair normally opened contact of relay is to power module, the other end is used for the leg signal Joint of output relay double-contact output module, and this leg signal is the series connection interlocking signal of double-contact output module.Another of relay is respectively used to the input signal of the forward exporting corresponding relay and reverse input signal to the two ends of normally opened contact.
For relay K 9, its concrete principle of work is described below:
The input signal of relay K 9 is the input signal of the outside of leg signal Joint11 instead of this relay interlock board, and leg signal Joint11 can select to connect Joint1 ~ Joint5, Joint7, Joint8 or Joint10 according to the interlocking requirement of system.
Relay K 9 is for having the relay of two pairs of normally opened contacts, and the coupled one end of wherein a pair normally opened contact of relay K 9 is to power module, and the other end is used for the series connection interlocking signal that output pin signal Joint12, leg signal Joint12 are relay K 9.Another of relay K 9 is to the reverse input signal DO17-of the forward input signal DO17+ of one end output relay K9 of normally opened contact, other end output relay K9.
What deserves to be explained is, the leg signal Joint that each circuit module exports is used for other circuit modules interconnected.When the interlocking that five relays in the first relay serial module structure can not meet system requires, leg signal Joint5 can connect the leg signal Joint9 in independent relay module or the leg signal Joint6 that is connected in the second relay serial module structure.And leg signal Joint1 ~ Joint4 is used for and the leg signal Joint11 in relay double-contact output module or leg signal Joint13 electrical connection; Certainly, leg signal Joint5 also can be used for and leg signal Joint11 or Joint13 electrical connection.
Leg signal Joint7 in second relay serial module structure is used for and the leg signal Joint11 in relay double-contact output module or leg signal Joint13 electrical connection; Leg signal Joint8 can connect leg signal Joint9, Joint11 or Joint13.
Be illustrated in figure 6 the circuit theory diagrams of power module one embodiment, power module is used for providing required power supply for whole relay interlock board.This power module comprises the power-feed connector J2 on four tunnels, and a wherein road of power-feed connector J2 is connected to 24V power end, and another road is coupled to ground, and all the other two-way are used for being electrically connected with other circuit modules.Be parallel with filtering circuit at the two ends of power-feed connector J2, this filtered electrical routing capacitor C1 and resistance R1 forms.
As a kind of embodiment, connector modules comprises the first connector and the second connector.Wherein, the first connector is for connecting input signal and the output signal of the first relay serial module structure, the second relay serial module structure and independent relay module.Second connector is for connecting the input signal of relay double-contact output module and outputing signal and leg signal Joint.
In the present embodiment, the quantity of the first connector J1 and the second connector J3 is one, and the first connector J1 and the second connector J3 is 32 path connectors.In other embodiments, the quantity of the first connector and the second connector can be multiple, and the quantity of the first connector and the second connector can require to design according to the interlocking of system.In the present embodiment, the first connector J1 for connecting relay K 1 to relay K 5, the input signal of relay K 6 to relay K 8 correspondence and output signal.Second connector J3 for connect double-contact output relay K9 to the input signal of relay K 10, can be interconnected between output signal and individual circuit leg signal Joint.
As a kind of embodiment, after each circuit module has designed, leg signal Joint5 and Joint6 wire can be connected, leg signal Joint8 and Joint11 wire has been connected, leg signal Joint12 and Joint9 wire has been connected.Material is thus formed the relay interlock board of the interlocking output simultaneously meeting nine input signals.
Relay interlock board in above-described embodiment is applicable to the subsystem relay hardware interlock demand of middle-size and small-size equipment or main equipment, if require very many at the signal of same PCB interlock board, then can design larger, the more interlock board of relay.Here a kind of relatively large relay interlock board is provided, all double by relay K 1 ~ K5, the K6 ~ K7 in the present embodiment, K8, K9 and K10 and J1, J3 number, then relay number is pressed, the number rearrangement of connector, so just have K1 ~ K20 to amount to 20 relays, J1, J3, J4, J5(do not comprise power-feed connector) amount to 4 connectors.The access port of one of them 5 relay contact series circuit arranges a Joint point, but so that can other circuit connected in series with this circuit, Joint point and signal are resequenced and gone out concrete pin 4 connector (J1, J3, J4, J5) correspondences, does not provide concrete schematic diagram herein.
Relay interlock board of the present invention, makes this relay interlock board can meet the interlock function requirement of different system.Only need to draw multiple different leg signal Joint from the output of each relay preferred circuit module, then require according to the interlock function of system the selection carrying out preferred circuit module, carry out the relay interlocking requirement of simple leg signal Joint line and feasible system, designer need not repaint schematic diagram and the PCB figure of interlock board again, saves time and the workload of design.Meanwhile, this relay interlock board, improves reliability and the extensibility of relay interlock board.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (8)
1. a relay interlock board, is characterized in that:
Described relay interlock board comprises power module, connector modules, the first relay serial module structure, the second relay serial module structure, separately relay module and relay double-contact output module;
Described power module is used for providing required power supply for described relay interlock board;
Described connector modules is for connecting the input signal of each circuit module repeat circuit, output signal and multiple leg signal Joint;
Described first relay serial module structure, the second relay serial module structure, separately relay module and relay double-contact output module require, by multiple described leg signal Joint electrical connection, to form relay interlock board according to the interlock function of system.
2. relay interlock board according to claim 1, is characterized in that:
Relay in described first relay serial module structure, the second relay serial module structure and independent relay module is the relay with two input signals; The result of described two input signal logical ORs is as the input signal of relay;
The input signal of described relay double-contact output module is described leg signal Joint.
3. relay interlock board according to claim 2, is characterized in that:
Relay in described first relay serial module structure, the second relay serial module structure and independent relay module is the relay with two pairs of normally opened contacts;
The wherein pair of contact of described relay is for exporting series connection interlocking signal and leg signal Joint; The another pair of contact of described relay is for exporting the input signal of described relay.
4. relay interlock board according to claim 3, is characterized in that:
Described first relay serial module structure comprises at least three relays; Connect between described at least three relays.
5. relay interlock board according to claim 4, is characterized in that:
Described second relay serial module structure comprises two relays at the most; Describedly to connect between two relays at the most;
The leg signal Joint that one end and the described first relay serial module structure of described second relay serial module structure export is electrically connected.
6. relay interlock board according to claim 5, is characterized in that:
Described independent relay module comprises a relay;
The leg signal Joint that one end and the first relay serial module structure or the second relay serial module structure of wherein a pair normally opened contact of described relay export is electrically connected, and the other end is for exporting the leg signal Joint of described series connection interlocking signal and described independent relay module output;
Another of described relay to the coupled one end of normally opened contact to power module; The other end is for exporting the input signal of described relay.
7. relay interlock board according to claim 6, is characterized in that:
Described relay double-contact output module comprises multiple relay, separate between multiple relay;
Described multiple relay is the relay with two pairs of normally opened contacts;
The coupled one end of wherein a pair normally opened contact of described relay is to power module, and the other end is for exporting the leg signal Joint of described relay double-contact output module;
Another is respectively used to export the forward input signal of described relay and reverse input signal to the two ends of normally opened contact.
8. relay interlock board according to claim 7, is characterized in that:
Described connector modules comprises the first connector and the second connector;
Described first connector is for connecting input signal and the output signal of described first relay serial module structure, described second relay serial module structure and described independent relay module;
Described second connector is for connecting the input signal of described relay double-contact output module, output signal and leg signal Joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031285.5A CN104808514B (en) | 2014-01-23 | 2014-01-23 | Relay interlock board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031285.5A CN104808514B (en) | 2014-01-23 | 2014-01-23 | Relay interlock board |
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| CN104808514A true CN104808514A (en) | 2015-07-29 |
| CN104808514B CN104808514B (en) | 2018-11-06 |
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| CN201410031285.5A Active CN104808514B (en) | 2014-01-23 | 2014-01-23 | Relay interlock board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111525507A (en) * | 2020-03-30 | 2020-08-11 | 世达汽车科技(上海)有限公司 | PCB intelligent control device for lifter |
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| CN104808514B (en) | 2018-11-06 |
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