Classifications

• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
  • H05K7/00—Constructional details common to different types of electric apparatus
  • H05K7/14—Mounting supporting structure in casing or on frame or rack
  • H05K7/1462—Mounting supporting structure in casing or on frame or rack for programmable logic controllers [PLC] for automation or industrial process control
  • H05K7/1468—Mechanical features of input/output (I/O) modules
  • H05K7/1472—Bus coupling modules, e.g. bus distribution modules
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
  • H01R9/22—Bases, e.g. strip, block, panel
  • H01R9/24—Terminal blocks
  • H01R9/26—Clip-on terminal blocks for side-by-side rail- or strip-mounting
  • H01R9/2625—Clip-on terminal blocks for side-by-side rail- or strip-mounting with built-in electrical component
  • H01R9/2658—Clip-on terminal blocks for side-by-side rail- or strip-mounting with built-in electrical component with built-in data-bus connection

Definitions

• Decentralized module for bringing together and distributing signal lines
• Electronic control systems are used in particular to automate technical processes.
• Electronic control systems which have a so-called decentralized periphery.
• a central, program-controlled computing unit in particular a programmable logic controller, forwards electrical process signals via a bus system to decentralized control systems.
• decentralized electronic control systems central wiring of signal lines in switch cabinets is no longer necessary, since decentralized, modular adhesive blocks can be set up at any point in the process to be automated.
• a modular control system is known from document DE 44 38 806 C1, in which connection blocks for signal processing between field devices and an internal bus conductor can be arranged on mounting rails.
• the internal bus conductor can be connected to a higher-level fieldbus system.
• the modular control system has fixed terminal blocks on which an electronic module can be attached.
• the removable electronics module is used in particular for signal processing purposes and for coupling to a bus system connected to a central programmable logic controller.
• the large and confusing structure of the clamping area is particularly disadvantageous, as is the electronic module which can be placed far up.
• the disadvantage is Furthermore, the terminal blocks lying one above the other in several rows represent an extremely confusing wiring diagram. This disadvantageously increases the wiring error rate and the project planning time for wiring the control system.
• the object of the invention is to provide a correspondingly more advantageous decentralized module.
• the object is achieved with the decentralized module specified in claim 1 for merging and distributing signal lines for electrical process signals.
• the advantage of the decentralized module according to the invention for merging and distributing signal lines for electrical process signals is that the electronics can be arranged in particular in a flat base module. As a result, the decentralized module according to the invention has a flat, low overall height. This is advantageous because in process technology, space consumption, particularly of electronic components, is an important parameter.
• connection field for electrical interfaces for coupling to a data bus and the removable connection field with electrical connection means for signal lines.
• the module according to the invention enables the wiring according to colors customary in the project planning, ie in particular the so-called connection of the signal lines according to the so-called “play of colors”.
• connection module for the signal lines can be detachably attached, in particular latched, to the base module.
• the base module behind the connection module with the electronic circuit arranged therein can be completely replaced.
• the existing wiring on the connection module remains, so that no time-consuming and error-prone rewiring of the signal lines is required. This enables a quick exchange of the electronics of the decentralized module.
• connection fields in the form of cable channels which is present in a preferred embodiment of the invention, is also advantageous.
• the cable ducts for covering the connection panels have pivotable doors, so that advantageously only the terminal strips are released that are to be wired, for example.
• an advantageously quick assignment between the labeling text, terminal strips and the corresponding signal lines can take place.
• FIG. 1 shows a perspective illustration of the decentralized module according to the invention in the non-wired state with an open door, which releases a connector panel with electrical connection means for signal lines,
• FIG. 3 shows, by way of example, an embodiment of the decentralized module according to the invention in a perspective view
• FIG 5 shows an example of the decentralized module from below with the cable channels of the connection module and the base module.
• FIG. 1 shows an example of an embodiment of the decentralized module according to the invention for merging and distributing signal lines FLA, FLB for electrical process signals.
• the decentralized module has a flat base module M1 with at least one electrical interface shown in FIG. 2 and having the reference symbols SP, SPI, SPO, SV and M. This is used in particular to connect the decentralized module to at least one data bus, which has the reference symbols B1 and B2.
• an electrical interface SP can be used via a data bus B1 to connect the decentralized module to a central, program-controlled computing unit, for example a programmable logic controller also referred to as a "PLC".
• PLC programmable logic controller
• decentralized modules serve further electrical interfaces SPO or SPI via a subordinate data bus B2 for connecting the decentralized module, in particular to other decentralized modules.
• decentralized periphery in which decentralized modules can be arranged in any desired spatial distribution and can be coupled to a program-controlled computing unit via at least one superordinate and / or subordinate data bus B1 and / or B2.
• the decentralized module according to the invention also has, as shown in FIG. 1, a connection module M2 for the signal lines FLA and FLB in addition to the flat base module M1.
• the connection module M2 is detachably attachable to the base module M1 in an electrically contacting manner.
• the decentralized module has an electronic circuit E, which is preferably arranged in the base module M1 and is only indicated in the figure.
• the electronic circuit E can be controlled via the data bus having the reference symbols B1 and B2 and, in the attached state of the connection module M2, effects a coupling between the signal lines FLA and / or FLB and the electrical interface SP, SPI, SPO, SV and / or M of the base module Ml to the higher and / or lower data bus Bl and / or B2.
• the individual signal lines connected to the connection module M2 and having the reference symbols FLA and FLB can each be activated as input or output signal lines by means of the electronic circuit E which can be controlled via the data bus B1 and / or B2.
• the base module M1 in one embodiment of the decentralized module according to the invention has a first connection field F1 with the electrical interface (s) with the reference symbols SP, SPI, SPO, SV and M, which in particular as
• Connectors are formed.
• a power supply connection SV and a ground connection M are also provided on the first connection field F1 for the decentralized module.
• the base module M1 can preferably be attached to a fastening element.
• the fastening element is present, for example, in the form of a top-hat rail H onto which the base module M1 can be snapped on or pushed on.
• a second connection field F2 which is used for the electrically contacting attachment of the connection module M2 to the base module M1.
• the connection module M2 has at least a third connection field F3 with electrical connection means for the signal lines FLA and FLB with reference symbols KA and KB.
• the connection module M2 has in particular at least one electrical connection means for signal lines arranged next to the third connection field F3 and a further fourth connection field F4 with reference symbols KC and KD.
• FIG. 2 shows only the signal lines FLA and FLB that are electrically connected to the electrical connection means KA and KB.
• the electrical connection means KA, KB, KC and KD are preferably designed as terminal strips for electrical contacting of signal lines.
• the signal lines are used in particular for the transmission of electrical process signals, which may be in digital or analog form, for example.
• the first connection field F 1 of the base module M 1 is formed on two opposite sides with a first and a second side wall SI and S 2 to form a first cable duct K 1.
• the third connection field F3 and / or the fourth connection field F4 are in particular on the connection module M2 on two opposite sides with a third and a fourth side wall S3 and S4 or with a fifth and a sixth side wall S5 and S6 to form a second cable channel K2 or formed into a third cable duct K3.
• the first, second, third, fourth, fifth and sixth side walls S1..S6 preferably run approximately parallel to one another, so that the cable ducts K1, K2 and K3, as shown in FIGS. 1 and 2, are advantageously accessible on both sides are.
• a first door T1 is pivotably mounted on the base module M1 to cover the first cable channel C1 on the first or second side wall SI or S2. Accordingly, in particular to cover the second cable duct K2 or the third cable duct K3 on the third or fourth side wall S3 or S4 or on the fifth or sixth side wall S5 or S6, a second door T2 or a third door T3 are pivotally mounted.
• the second door T2 and the third door T3 of the detachable connection module M2 have, in particular, labeling areas H1 and H2 arranged on both sides.
• a preferably crescent-shaped cover strip L is provided, which can be attached to the fourth and fifth side walls S4 and S5.
• the cover strip can preferably be plugged or snapped onto the fourth and fifth side walls S4 and S5 or, if appropriate, in one space between the side walls can be attached.
• the second and third doors T2 and T3 for covering the second and third cable channels K2 and K3 are pivotably mounted on the snap-on, crescent-shaped cover strip L on the crescent-shaped cover strip L.
• Signal devices A are furthermore preferably arranged on the snap-on cover strip L. These are each assigned to the individual signal lines connected to the connection module M2, for example having the reference symbols FLA and FLB, via the connection means KA, KB, KC and KD. The signal devices A are used in particular to visualize the electrical process signals transferred on the signal lines. Furthermore, further signal devices AE are arranged on the decentralized module according to the invention, which signal the operating state of the decentralized module or the electronic circuit E, for example. In the example in FIG. 1, the further signaling devices AE are arranged on the first side wall SI of the base module Ml.
• FIG. 3 shows a further advantageous embodiment of the decentralized module, the connection module M2 having at least a third connection field F3, which is divided into two subfields by the reference symbols F31 and F32 by means of a columnar partition S7.
• the third connection field F3 is formed in particular on two opposite sides with a third and a fourth side wall S3 and S4 to form a second cable duct K2.
• the second cable duct K2 is divided by the column-shaped partition S7 into two partial cable ducts with the reference symbols K21 and K22.
• a second and a third door T2 and T3 are preferably pivotable on the partition wall S7 to cover the two partial cable ducts K21 and K22. stored in cash.
• Signal devices A are preferably arranged on the partition S7, which are each assigned to the individual signal lines connected to the connection module M2.
• FIGS. 4 and 5 show further exemplary representations of the decentralized module in a side view and in a view from below.
• This shows the flat base module M 1 that can be attached to a fastening element H and in which the electronic circuit E is arranged.
• the connection module M2 is attached to the base module Ml in an electrically contacting manner.
• the crescent-shaped cover strip L or the columnar partition S7 with the signaling devices A and the third door T3 are also shown.
• locking means are provided, which are used to attach the connection module M2 to the base module M1.
• the latching means have the reference symbol S in FIG. 4 and the reference symbol R in FIG. 5.
• the locking means in particular have a half-open hinge S and a locking hook R.
• the latching hook R is arranged in particular on the connection module M2 and latches on the base module Ml.
• the locking hook R is arranged on a tiltable, spring-loaded handle G, so that it is easy to operate for locking and unlocking the connection module M2 on the base module M1.
• FIG. 5 shows the flat base module M 1 with electronic circuit E that can be attached to the fastening element H.
• the base module M1 has the first connection field F1 with the first cable duct KL and the first door T1.
• the base module Ml furthermore has the connection field F2 which is arranged next to the first connection field F1 and which is for attachment of the connection module M2 is used. This has the crescent-shaped cover strip L or the columnar partition S7.
• the connection module M2 shows the third and fourth connection fields F3 and F4 or the two subfields F31 and F32, as well as the second and third cable channels K2 and K3 and the two partial cable channels K21 and K22.
• the opening directions of the first, second and third doors T1, T2 and T3 are exemplified by arrows which have the reference symbols PI, P2 and P3.

Landscapes

• Engineering & Computer Science (AREA)
• Automation & Control Theory (AREA)
• Microelectronics & Electronic Packaging (AREA)
• Details Of Indoor Wiring (AREA)
• Small-Scale Networks (AREA)
• Selective Calling Equipment (AREA)
• Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
• Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)

Applications Claiming Priority (3)

Publications (1)

Family

ID=8037223

Family Applications (1)

Country Status (5)

Families Citing this family (11)

Family Cites Families (13)

• 1997
  • 1997-03-10 DE DE29704307U patent/DE29704307U1/de not_active Expired - Lifetime
• 1998
  • 1998-02-27 CN CN98803183A patent/CN1249897A/zh active Pending
  • 1998-02-27 WO PCT/DE1998/000580 patent/WO1998041075A1/de not_active Application Discontinuation
  • 1998-02-27 US US09/380,930 patent/US6324063B1/en not_active Expired - Fee Related
  • 1998-02-27 EP EP98914828A patent/EP0966870A1/de not_active Ceased

Non-Patent Citations (1)

Also Published As

Similar Documents

Legal Events