CN203894594U - Control device for multi-interface communication, environment control device and functional board - Google Patents
Control device for multi-interface communication, environment control device and functional board Download PDFInfo
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Abstract
The utility model discloses a control device for multi-interface communication, an environment control device and a functional board so as to improve the flexibility of cooperation between the environment control device and the functional board and reduce occupation of clamping slots for the internal space of the environment control device. The control device for multi-interface communication comprises a controller, a power supply and at least one clamping slot provided with a plurality of regularly arranged jacks; the clamping slot at least comprises a first group of jacks used for providing a power channel, a second group of jacks used for providing a control channel and a third group of jacks used for providing a communication channel, the first group of jacks are connected with the power supply, and the second group of jacks and the third group of jacks are connected with the controller; the power supply provides power for the functional board through the first group of jacks after the clamping slot is connected to the functional board; the controller determines the type of the functional board according to the level of each jack of the second group of jacks; and jacks, which are matched with the type of the functional board, of the third groups of jacks are enabled, and a communication channel with the functional board is established.
Description
Technical field
The utility model relates to observation and control technology field, relates in particular to a kind of control device, environmental control equipment and feature board of multi-interface communication.
Background technology
Environmental control equipment is taking computing machine as basic production run control and scheduling automation equipment, carry out monitoring and controlling by the operational outfit to on-the-spot, to realize the various functions such as data acquisition, equipment control, measurement, parameter adjusting and various types of signal warning.The application of environmental control equipment is very wide, and it can be applied to data acquisition, the supervision in the fields such as electric system, water supply system, oil, chemical industry and control and process control.
Environmental control equipment is most widely used in electric system, technical development is also ripe, have and raise the efficiency, correctly grasp system running state, accelerate decision-making, can help quick diagnosis to go out the advantages such as system failure state, the existing indispensable instrument of power scheduling that become; To improving reliability, security and the economic benefit of operation of power networks, alleviate yardman's burden, realize power dispatching automation and modernization, in the efficiency of raising scheduling and level, there is irreplaceable effect aspect.
Environmental control equipment generally need to have one or more interfaces in RS232, RS485, RS422 serial interface, analog acquisition, switching value output, switch value input interface and power output interface, in prior art, the position of slot corresponding to general each interface on base plate is fixed, various types of boards can not access in the slot of non-corresponding types, so need on base plate for polytype board arranges multiple slot, the board of corresponding each type also may need to arrange multiple slots.Therefore, the compatibility of environmental control equipment is poor, and various slot takies more space.
Utility model content
The purpose of this utility model is to provide a kind of control device, environmental control equipment and feature board of multi-interface communication, to improve the compatibility of environmental control equipment to feature board, and reduces slot taking space.
The purpose of this utility model is achieved through the following technical solutions:
The utility model embodiment provides a kind of control device of multi-interface communication, comprises that controller, power supply and at least one are provided with the slot of some regularly arranged jacks;
Described slot at least comprises first group of jack for power channel is provided, for providing second group of jack of control channel and for the 3rd group of jack of communication port is provided, described first group of jack is connected with described power supply, and described second group of jack is connected with described controller with described the 3rd group of jack;
Described slot accesses after a feature board, and described power supply is described feature board power supply by described first group of jack; Described controller is determined the type of described feature board according to the level of each jack of described second group of jack; Enable in described the 3rd group of jack and the jack of the type matching of described feature board, and the communication port of foundation and described feature board.
In the present embodiment, the described controller of described control device can be in the time that described slot accesses described feature board, judge the type of described feature board, and by described the 3rd group of jack foundation of described slot and the communication port of described feature board, therefore after the slot unified specification of described control device, communication port is identified and set up to polytype feature board of the plug same unified specification of described control device to any access, improved the dirigibility that control device mates with feature board; Further, do not need, for each feature board arranges separately special slot, can save the space in environmental control equipment.
Preferably, described controller is determined the type of described feature board according to the level of each jack of described second group of jack, comprising:
Generate control signal according to the level of each jack of described second group of jack, determine the type of described feature board according to described control signal.
Preferably, described second group of jack comprises at least two jacks.
Preferably, each jack of described second group of jack is also connected with high level direct supply by resistance respectively, and when described slot does not access described feature board, the binary coding that generates control signal according to the level of each jack of described second group of jack is 111.
Preferably, when described slot does not access described feature board, the binary coding that generates control signal according to the level of each jack of described second group of jack is 111.
Preferably, the type of described feature board comprises RS232 feature board, RS422 feature board, RS485 feature board, switching value input function plate, switching value output function plate, analog input feature board or power output function plate.
Preferably, described controller comprises programmable logic controller (PLC) PLC.
The utility model embodiment beneficial effect is as follows: the described controller of described control device can be in the time that described slot accesses described feature board, judge the type of described feature board, and by described the 3rd group of jack foundation of described slot and the communication port of described feature board, therefore after the slot unified specification of described control device, communication port is identified and set up to polytype feature board of the plug same unified specification of described control device to any access, improved the dirigibility that control device mates with feature board; Further, do not need, for each feature board arranges separately special slot, can save the space in environmental control equipment.
The utility model embodiment also provides a kind of environmental control equipment, comprises the control device of multi-interface communication as above.
Preferably, also comprise processor, described processor is connected with the controller of the control device of described multi-interface communication;
Described processor carries out data interaction for the feature board of the slot access of the control device by described controller and described multi-interface communication.
Preferably, described processor is central processor CPU.
The utility model embodiment beneficial effect is as follows: the described controller of described control device can be in the time that described slot accesses described feature board, judge the type of described feature board, and by described the 3rd group of jack foundation of described slot and the communication port of described feature board, therefore after the slot unified specification of described control device, communication port is identified and set up to polytype feature board of the plug same unified specification of described control device to any access, improved the dirigibility that control device mates with feature board; Further, do not need, for each feature board arranges separately special slot, can save the space in environmental control equipment.
The utility model embodiment also provides a kind of feature board, comprises that one is provided with the plug of some regularly arranged contact pins, and described plug at least comprises first group of contact pin for obtaining power supply and for second group of contact pin of control signal is provided; Each contact pin in described second group of contact pin is by the type of described feature board, earthing power supply or unsettled respectively, when described feature board accesses the slot of control device of a multi-interface communication, the each contact pin in described second group of contact pin make the Level hold of inserted jack constant or drop-down for ground power supply level.
Preferably, described plug also comprises the 3rd group of contact pin for communication port is provided, after jack in the slot of the control device of described the 3rd group of corresponding described multi-interface communication of contact pin is enabled, the controller of the control device of described feature board and described multi-interface communication is set up communication port.
Preferably, described second group of contact pin comprises at least one contact pin.
Preferably, described feature board is power output function plate.
Preferably, described feature board is RS232 feature board, RS422 feature board, RS485 feature board, switching value input function plate, switching value output function plate, analog input feature board.
The utility model embodiment beneficial effect is as follows: the plug unified specification of all types of feature boards, its second group of contact pin can be in the time that feature board accesses slot, change the level of each jack of the second group slot of slot, make the controller of control device determine the type of the feature board of access according to the level of each jack, improved the dirigibility that control device mates with feature board; Further, do not need, for each feature board arranges separately special slot, can save the space in environmental control equipment.
Brief description of the drawings
The structural representation of the control device of the multi-interface communication that Fig. 1 provides for the utility model embodiment;
The schematic diagram of the slot of the control device of the multi-interface communication that Fig. 2 provides for the utility model embodiment;
The structural representation of the environmental control equipment that Fig. 3 provides for the utility model embodiment;
The structural representation of the plug of a kind of feature board that Fig. 4 provides for the utility model embodiment;
The structural representation of the plug of a kind of concrete power output function plate that Fig. 5 provides for the utility model embodiment.
Embodiment
Below in conjunction with Figure of description, the implementation procedure of the utility model embodiment is elaborated.It should be noted that same or similar label from start to finish represents same or similar element or has the element of identical or similar functions.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Referring to Fig. 1, the utility model embodiment provides a kind of control device 10 of multi-interface communication, comprises that controller 101, power supply 102 and at least one are provided with the slot 103 of some regularly arranged jacks;
Slot 103 comprises first group of jack 1031 for power channel is provided, for providing second group of jack 1032 of control channel and for the 3rd group of jack 1033 of communication port is provided, first group of jack 1031 is connected with power supply 102, and second group of jack 1032 is connected with controller 101 respectively with the 3rd group of jack 1033;
Slot 103 accesses after a feature board, and power supply 102 is feature board power supply by first group of jack 1031; Controller 101 is determined the type of feature board according to the level of each jack of second group of jack 1032; Enable in the 3rd group of jack 1033 and the jack of the type matching of feature board, and the communication port of foundation and feature board.
Obviously, in the present embodiment, in the time multiple slot 103 being set in control device 10, can access dissimilar feature board; In the time multiple slot 103 being set in control device 10, each slot 103 is same sizes, and each slot 103 can access the feature board of identical or different type simultaneously.
In the present embodiment, the controller 101 of control device 10 can be in the time of slot 103 access function plate, the type of arbitration functions plate, and by the 3rd group of jack 1033 foundation of slot 103 and the communication port of feature board, therefore after slot 103 unified specifications of control device 10, communication port is identified and set up to polytype feature board of the plug same unified specification of control device 10 to any access, improved the dirigibility that control device 10 mates with feature board; Further, do not need, for each feature board arranges separately special slot, can save the space in environmental control equipment.
And the slot 103 of same specification, in the time accessing dissimilar feature board, controller 101 need to complete the judgement of the type to feature board, then sets up communication port.Preferably, controller 101 is determined the type of feature board according to the level of each jack of second group of jack 1032, comprising: generate control signal according to the level of each jack of second group of jack 1032, determine the type of feature board according to control signal.
Because controller 101 is to generate control signal according to the level of each jack of second of slot 103 group of jack 1032, to judge the type of the feature board that slot 103 accessed, therefore, considering of the type class of the feature board that maybe must support based on the required support of control device 10, can make second group of jack 1032 comprise at least two jacks.For example, second group of jack 1032 comprises two jacks, be 00 to 11 according to the binary coding scope of the level generation control signal of two jacks of second group of jack 1032, suppose that 11 characterize the situation of not inserting feature board, 00 to 10 of binary coding can characterize the type of three kinds of feature boards.And at present in environmental control equipment, feature board used is 7 kinds of left and right conventionally, therefore preferred, second group of jack 1032 comprises three jacks, and the binary coding scope that generates control signal according to the level of each jack of second group of jack 1032 is 000 to 111.Preferably, second group of jack 1032 of slot 103 also connects high level direct supply by resistance, and now, in the not situation of access function plate of slot 103, the binary coding that generates control signal according to the level of each jack of second group of jack 1032 is 111.Certainly, for supporting more eurypalynous feature board, can second group of jack 1032 be expanded or be reset, for example second group of jack 1032 comprises 4 jacks, the binary coding scope that the level of its each jack generates control signal is 0000 to 1111, can support the feature board of 15 types.Therefore, the relation of the number M of the type of the jack number N that second group of jack 1032 comprises and the feature board of support, coincidence formula (1):
M＝2^N 1 (1)
Wherein, N is more than or equal to 2 integer.
Preferably, feature board comprises RS232 feature board, RS422 feature board, RS485 feature board, switching value input function plate, switching value output function plate, analog input feature board and power supply 102 feature boards etc.Slot 103 is specifically for accessing any in above-mentioned several functions plate.
Preferably, controller 101 comprises programmable logic controller (PLC) (Programmable Logic Controller, PLC).
The utility model embodiment beneficial effect is as follows: the controller of control device can be in the time that slot accesses feature board, the type of arbitration functions plate, and the 3rd group of jack that passes through slot set up and the communication port of feature board, therefore after the slot unified specification of control device, communication port is identified and set up to polytype feature board of the plug same unified specification of control device to any access, improved the dirigibility that control device mates with feature board; Further, do not need, for each feature board arranges separately special slot, can save the space in environmental control equipment.
Control device 10 middle controllers 101 that above-described embodiment provides can be determined according to the level of each jack of second of slot 103 group jack the type of feature board, in order more directly it to be understood, referring to Fig. 2, be elaborated as an example of a slot 103 that comprises 32 jacks example, first group of jack 1031 of slot 103 comprises that jack 1 is to jack 12, second group of jack 1032 comprises that jack 13 to 16, the three groups of jacks 1033 of jack comprise that jack 17 is to jack 32.Each jack in first group of jack 1031 meets DC voltage VCC or earthing power supply GND; Jack 13 in second group of jack 1032 to jack 15 (SLODID0 to SLODID2) meets DC voltage VCC by resistance, in the time of connection function plate not, jack 13 to the level of jack 15 is high level, and jack 16 is unsettled, only apply jack 13 to jack 15, jack 16 is idle, and jack 13 to jack 15 is also connected with the controller 101 shown in Fig. 1 certainly; Jack 17 in the 3rd group of jack 1033 to jack 32 (DATA0 to DATA15) is also connected with the controller 101 shown in Fig. 1.Those skilled in the art should understand, the jack of pointing out in the present embodiment is connected with controller 101, refer to that jack is electrically connected with a stitch of controller 101, this concrete connection is to carry out embodiment according to the difference of the kind of controller 101, model and characteristic, no longer gives an example at this.
In the present embodiment, slot 103 is access function plate not, and the level of SLODID0 to SLODID2 is high level VCC, i.e. SLODID[2:0] be 111.
After slot 103 access function plates, the level of the part jack of second group of jack 1032 changes, for example, access power output function plate, SLODID[2:0] be 000; Access RS232 feature board, SLODID[2:0] be 001; Access RS845 feature board, SLODID[2:0] be 010; Access RS422 feature board, SLODID[2:0] be 011; Access switching value input function plate, SLODID[2:0] be 100; Access switching value output function plate, SLODID[2:0] be 101; Access analog input feature board, SLODID[2:0] be 110.
While accessing above-mentioned feature board, the communication port of the type matching of the feature board that controller 101 is set up and accessed by the 3rd group of jack 1033, specific as follows:
Access power output function plate, SLODID[2:0] be 000: now, with SLODID0, SLODID1, the contact pin of the power output function plate that SLODID2 (jack 13 is to jack 15) is corresponding connects earthing power supply, be equivalent to SLODID0, SLODID1, one termination high level of the resistance that SLODID2 connects, the other end earthing power supply GND of resistance, make to access SLODID0 after power output function plate, SLODID1, the level of SLODID2 is dragged down, thereby controller 101 is by SLODID0, SLODID1, the level that SLODID2 obtains is low level, so that controller 101 generates control signal according to the above-mentioned level obtaining, and definite slot 103 access for power output function plate, and each power supply (comprising DC voltage VCC and ground power supply GND) of controlling first group of jack 1031 is exported.
Access RS232 feature board, SLODID[2:0] be 001: now, the contact pin of the RS232 feature board that SLODID1 and SLODID2 (jack 14 and jack 15) are corresponding connects earthing power supply, be equivalent to a termination high level of the resistance that SLODID1 is connected with SLODID2, the other end earthing power supply GND of resistance, make to access SLODID1 after RS232 feature board, the level of SLODID2 is dragged down, thereby the level that controller 101 is obtained by SLODID1 and SLODID2 is low level, and SLODID0 (jack 13) is constant, the level that controller 101 is obtained by SLODID0 is high level, so that controller 101 generates control signal according to the above-mentioned level obtaining, and definite slot 103 access for RS232 feature board.If RS232 feature board is only supported the RS232 communication of two-way, need to configure RS232_R1, RS232_T1, RS232_R2, RS232_T2, RS232_R1 is the data reception signal line of first via RS232 interface, RS232_T1 is the data transmitted signal line of first via RS232 interface, RS232_R2 is the data reception signal line of the second road RS232 interface, and RS232_T2 is the data transmitted signal line of the second road RS232 interface; Therefore, controller 101 configures the 3rd group of DATA0=RS232_R1 in jack 1033, DATA1=RS232_T1, DATA2=RS232_R2, DATA3=RS232_T2.
Access RS485 feature board, SLODID[2:0] be 010: now, the contact pin of the RS485 feature board that SLODID0 and SLODID2 (jack 13 and jack 15) are corresponding connects earthing power supply, be equivalent to a termination high level of the resistance that SLODID0 is connected with SLODID2, the other end earthing power supply GND of resistance, make to access SLODID0 after RS485 feature board, the level of SLODID2 is dragged down, thereby the level that controller 101 is obtained by SLODID1 and SLODID2 is low level, and SLODID1 is constant, the level that controller 101 is obtained by SLODID1 (jack 14) is high level, so that controller 101 generates control signal according to the above-mentioned level obtaining, and definite slot 103 access for RS485 feature board.If RS485 platelet is only supported the RS485 communication of two-way, need to configure RS485_R1, RS485_T1, RS485_RW1, RS485_R2, RS485_T2, RS485_RW2.R485_R1 is the data reception signal line of first via RS485 interface, and RS485_T1 is the data transmitted signal line of first via RS485 interface, and RS485_R2 is the data reception signal line of the second road RS485 interface; RS485_T2 is the data transmitted signal line of the second road RS485 interface, RS485_RW1 is the sending and receiving enable signal line of the input and output of first via RS485 communication, high level is for receiving, low level enables for sending, RS485_RW2 is the sending and receiving enable signal line of the input and output of the second road RS485 communication, high level is for receiving, and low level enables for sending.Therefore, controller 101 configures the 3rd group of DATA0=RS485_R1 in jack 1033, DATA1=RS485_T1, DATA2=RS485_RW1, DATA3=RS485_R2, DATA4=RS485_T2DATA5=RS485_RW2.
Access RS422 feature board, SLODID[2:0] be 011: now, the contact pin of the RS422 feature board that SLODID2 (jack 15) is corresponding connects earthing power supply, be equivalent to a termination high level of the resistance that SLODID2 connects, the other end earthing power supply GND of resistance, making to access the level of SLODID2 after RS422 feature board is dragged down, thereby the level that controller 101 is obtained by SLODID2 is low level, and SLODID0 and SLODID1 are constant, the level that controller 101 is obtained by SLODID0 and SLODID1 (jack 13 and jack 14) is high level, so that controller 101 generates control signal according to the above-mentioned level obtaining, and definite slot 103 access for RS422 feature board.If RS422 platelet is only supported the RS422 communication of two-way, need to configure RS422_R1, RS422_T1, RS422_R2, RS422_T2.RS422_R1 is the data reception signal line of first via RS422 interface, RS422_T1 is the data transmitted signal line of first via RS422 interface, RS422_R2 is the data reception signal line of the second road RS422 interface, and RS422_T2 is the data transmitted signal line of the second road RS422 interface.Therefore, controller 101 configures the 3rd group of DATA0=RS422_R1 in jack 1033, DATA1=RS422_T1, DATA2=RS422_R2, DATA3=RS422_T2.
Access switching value input function plate, SLODID[2:0] be 100: now, the contact pin of the switching value input function plate that SLODID1 and SLODID0 (jack 14 and jack 13) are corresponding connects earthing power supply, be equivalent to a termination high level of the resistance that SLODID1 is connected with SLODID0, the other end earthing power supply GND of resistance, make to access SLODID1 after switching value input function plate, the level of SLODID0 is dragged down, thereby the level that controller 101 is obtained by SLODID1 and SLODID0 is low level, and SLODID2 is constant, the level that controller 101 is obtained by SLODID2 (jack 15) is high level, so that controller 101 generates control signal according to the above-mentioned level obtaining, and definite slot 103 access for switching value input function plate.If beginning amount input function plate is only supported the beginning amount input of two-way, need to configure SWITCH_DIN1, SWITCH_DIN2.SWITCH_DIN1 is the data input signal line of first via switch value input interface, and SWITCH_DIN2 is the data input signal line of the second way switch amount input interface; Therefore, controller 101 configures the 3rd group of DATA0=SWITCH_DIN1 in jack 1033, DATA1=SWITCH_DIN2.
Switching value output platelet and module amount input platelet and upper face bonding technique are similar, repeat no more.
In above-described embodiment, after dissimilar feature board access slot 103, in second group of jack 1032 of slot 103, the level of each jack changes, controller 101 is generated control signal (be SLODID[2:0] value) and is determined the type of feature board by the level of each jack in second group of jack 1032, and accordingly the each jack in the 3rd group of jack 1033 is configured, thereby set up the communication port matching with feature board.It should be noted that, above-described embodiment is only that the utility model is not limited to this in order to describe.
Referring to Fig. 3, the utility model embodiment also provides a kind of environmental control equipment 20, comprises the control device 10 of the multi-interface communication that as above embodiment provides, and control device 10 as shown in Figure 1.
Preferably, also comprise processor 11, processor is connected with the controller 101 of the control device 10 of multi-interface communication;
Processor 11 carries out data interaction for the feature board accessing by controller 101 and at least one slot 103.
Preferably, processor 11 is central processing unit (Central Processing Unit, CPU).
The utility model embodiment beneficial effect is as follows: the controller of control device can be in the time that slot accesses feature board, the type of arbitration functions plate, and the 3rd group of jack that passes through slot set up and the communication port of feature board, therefore after the slot unified specification of control device, communication port is identified and set up to polytype feature board of the plug same unified specification of control device to any access, improved the dirigibility that control device mates with feature board; Further, do not need, for each feature board arranges separately special slot, can save the space in environmental control equipment.
A kind of feature board that the utility model embodiment provides, comprises that one is provided with the plug 30 of some regularly arranged contact pins.This plug 30 as shown in Figure 4, at least comprises first group of contact pin 301 for obtaining power supply and for second group of contact pin 302 of control signal is provided;
The type that each contact pin in second group of contact pin 302 is pressed feature board, earthing power supply GND or unsettled respectively, when feature board accesses the slot of control device of a multi-interface communication, the each contact pin in second group of contact pin 302 makes the constant or drop-down level for ground power supply GND of the Level hold of inserted jack.It should be noted that, pointed earthing power supply GND in the present embodiment, can be direct external ground power supply GND, or in the time of the slot of control device of access multi-interface communication, meets the ground power supply GND of this slot; Unsettled contact pin can be empty needle, this position does not arrange contact pin or is set to the contact pin not contacting with the jack of slot, can certainly carry out modification according to actual situation, even for example in the time that corresponding jack insertion contact pin also needs to keep high level, can make this contact pin there are two kinds of selections, a kind of situation is unsettled, and another kind of situation is to make it to be connected with the high level power supply VCC of slot after insertion jack.
Preferably, plug 30 also comprises the 3rd group of contact pin 303 for communication port is provided, after jack in the slot of the control device of the 3rd group of contact pin 303 corresponding multi-interface communications is enabled, the controller of the control device of feature board and multi-interface communication is set up communication port.
Preferably, second group of contact pin 302 comprises at least one contact pin.With reference to the slot 103 shown in figure 2, the control signal that the controller of the control device of multi-interface communication obtains is to generate according to the level of each jack of its second group of jack 1032, in its second group of jack 1032, each contact pin of second group of contact pin 302 of each jack and feature board is combined, thereby the change of the level of the each jack to second group of jack 1032, direct relation control can be determined the quantity of the type of feature board.For example, second group of jack 1032 has 3 effective jacks, initially connects high level; Second group of contact pin 302 has a contact pin, its to should 3 effective jacks carry out position while changing, can determine at most the feature board of three types, control signal is respectively SLODID[2:0]=011, SLODID[2:0]=101, SLODID[2:0]=110.Again for example, second group of jack 1032 has 3 effective jacks, initially connects high level; Second group of contact pin 302 has two contact pins, its to should 3 effective jacks carry out position while changing, can determine at most the feature board of three types, control signal is respectively SLODID[2:0]=001, SLODID[2:0]=010, SLODID[2:0]=100.Therefore, the quantity of second group of contact pin on feature board is to judge according to itself type and position.
Preferably, when feature board is power output function plate, can not there is the 3rd group of contact pin.
Preferably, when feature board has the 3rd group of contact pin, feature board is RS232 feature board, RS422 feature board, RS485 feature board, switching value input function plate, switching value output function plate or analog input feature board conventionally.
In order to understand more clearly the structure of this plug, in conjunction with the slot shown in Fig. 2, the plug 40 that Fig. 5 shows power output function plate comprises first group of contact pin 401, second group of contact pin 402 and the 3rd group of contact pin 403, wherein, because this feature board is power output function plate, the 3rd group of contact pin can omit.The controller of the control device of multi-interface communication is taking SLODID[2:0]=000 determine feature board be power output function plate, therefore, the plug 40 of power output function plate can make contact pin 13 be connected with contact pin 11, contact pin 14 is connected with contact pin 12, contact pin 15 is connected with contact pin 9, after this plug 40 inserts in the slot 103 shown in Fig. 2, the control signal that controller is obtained by slot 103 is SLODID[2:0]=000, the feature board that can determine access is power output function plate.Certainly, the formation of concrete control signal, the cooperation of the concrete contact pin of the plug 40 of for example feature board and the concrete jack of slot 103, can change, and the utility model is not limited to this.The function of other types similarly, does not repeat them here.
The utility model embodiment beneficial effect is as follows: the plug unified specification of all types of feature boards, its second group of contact pin can be in the time that feature board accesses slot, change the level of each jack of the second group slot of slot, make the controller of control device determine the type of the feature board of access according to the level of each jack, improved the dirigibility that control device mates with feature board; Further, do not need, for each feature board arranges separately special slot, can save the space in environmental control equipment.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if these amendments of the present utility model and within modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
Claims (15)
1. a control device for multi-interface communication, is characterized in that, comprises that controller, power supply and at least one are provided with the slot of some regularly arranged jacks;
Described slot at least comprises first group of jack for power channel is provided, for providing second group of jack of control channel and for the 3rd group of jack of communication port is provided, described first group of jack is connected with described power supply, and described second group of jack is connected with described controller with described the 3rd group of jack;
Described slot accesses after a feature board, and described power supply is described feature board power supply by described first group of jack; Described controller is determined the type of described feature board according to the level of each jack of described second group of jack; Enable in described the 3rd group of jack and the jack of the type matching of described feature board, and set up communication port with described feature board.
2. control device as claimed in claim 1, is characterized in that, described controller is determined the type of described feature board according to the level of each jack of described second group of jack, comprising:
Generate control signal according to the level of each jack of described second group of jack, determine the type of described feature board according to described control signal.
3. control device as claimed in claim 2, is characterized in that, described second group of jack comprises at least two jacks.
4. control device as claimed in claim 3, is characterized in that, described second group of jack comprises three jacks, and the binary coding scope that generates control signal according to the level of each jack of described second group of jack is 000 to 111.
5. control device as claimed in claim 4, it is characterized in that, each jack of described second group of jack is also connected with high level direct supply by resistance respectively, when described slot does not access described feature board, the binary coding that generates control signal according to the level of each jack of described second group of jack is 111.
6. control device as claimed in claim 1, it is characterized in that, the type of described feature board comprises RS232 feature board, RS422 feature board, RS485 feature board, switching value input function plate, switching value output function plate, analog input feature board or power output function plate.
7. control device as claimed in claim 1, is characterized in that, described controller is programmable logic controller (PLC) PLC.
8. an environmental control equipment, is characterized in that, comprises the control device of the multi-interface communication as described in claim 1 to 7 any one.
9. environmental control equipment as claimed in claim 8, is characterized in that, also comprises processor, and described processor is connected with the controller of the control device of described multi-interface communication;
Described processor carries out data interaction for the feature board of the slot access of the control device by described controller and described multi-interface communication.
10. environmental control equipment as claimed in claim 9, is characterized in that, described processor is central processor CPU.
11. 1 kinds of feature boards, coordinate with the control device of the multi-interface communication described in claim 1 to 7 any one, it is characterized in that, comprise that one is provided with the plug of some regularly arranged contact pins, described plug at least comprises first group of contact pin for obtaining power supply and for second group of contact pin of control signal is provided;
Each contact pin in described second group of contact pin is by the type of described feature board, earthing power supply or unsettled respectively, described in the access one of described feature board when the slot of the control device of multi-interface communication, the each contact pin in described second group of contact pin makes the constant or drop-down level for ground power supply of the Level hold of inserted jack.
12. feature boards as claimed in claim 11, it is characterized in that, described plug also comprises the 3rd group of contact pin for communication port is provided, after jack in the slot of the control device of described the 3rd group of corresponding described multi-interface communication of contact pin is enabled, the controller of the control device of described feature board and described multi-interface communication is set up communication port.
13. feature boards as claimed in claim 11, is characterized in that, described second group of contact pin comprises at least one contact pin.
14. feature boards as claimed in claim 11, is characterized in that, described feature board is power output function plate.
15. feature boards as claimed in claim 12, is characterized in that, described feature board is RS232 feature board, RS422 feature board, RS485 feature board, switching value input function plate, switching value output function plate, analog input feature board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420334073.XU CN203894594U (en) | 2014-06-20 | 2014-06-20 | Control device for multi-interface communication, environment control device and functional board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420334073.XU CN203894594U (en) | 2014-06-20 | 2014-06-20 | Control device for multi-interface communication, environment control device and functional board |
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| CN203894594U true CN203894594U (en) | 2014-10-22 |
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| CN201420334073.XU Expired - Fee Related CN203894594U (en) | 2014-06-20 | 2014-06-20 | Control device for multi-interface communication, environment control device and functional board |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106871376A (en) * | 2017-03-27 | 2017-06-20 | 珠海格力电器股份有限公司 | One kind sweeps wind part type determination device, method and air-conditioning |
| CN109541475A (en) * | 2018-12-18 | 2019-03-29 | 武汉精能电子技术有限公司 | The method that automatic identification is carried out to multiple functions module simultaneously |
| CN109828936A (en) * | 2019-01-28 | 2019-05-31 | 南京钛佳汽车科技有限公司 | A kind of full style interface of automobile intelligent host |
-
2014
- 2014-06-20 CN CN201420334073.XU patent/CN203894594U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106871376A (en) * | 2017-03-27 | 2017-06-20 | 珠海格力电器股份有限公司 | One kind sweeps wind part type determination device, method and air-conditioning |
| CN109541475A (en) * | 2018-12-18 | 2019-03-29 | 武汉精能电子技术有限公司 | The method that automatic identification is carried out to multiple functions module simultaneously |
| CN109828936A (en) * | 2019-01-28 | 2019-05-31 | 南京钛佳汽车科技有限公司 | A kind of full style interface of automobile intelligent host |
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