Cable harness branching device

Abstract

The utility model provides a cable harness branching device which comprises a power supply module, a branching and conduction insulation PCB module, a rotary switch module, a harness branching PCB module, an indicating lamp module, a diode PCB module and a J30J connector PCB module which are connected in sequence to form a branching function detection loop. When the device achieves a branching function, the power supply module achieves voltage parallel connection through branching and conduction of the insulation PCB, each path of power supply voltage is connected into a loop where different indicating lamps are located through the rotary switch, a cable to be subjected to branching is connected into the loop through the J30J connector PCB, and connection and disconnection of the loop are achieved by controlling the rotary switch. The cable harness branching result is judged according to the on-off condition of the indicator lamp; meanwhile, the principle that the diodes are turned on in the forward direction and turned off in the reverse direction is utilized, so that a sneak path is avoided and the indicator lamp is punctured. The device can quickly and reliably realize cable harness branching, and the branching efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric equipment professional wire harness processing, specifically relates to a cable wire harness branching device. BACKGROUND

[0002] In order to better adapt to the demand of miniaturization of test equipment, more and more microrectangular high-density connectors are used in the matching test cable, wherein the J30J series self-wire connector has been widely used in various test cables. In the process of test cable electric installation, the J30J series self-wire connector needs to be branched, that is, the wires corresponding to different points of the connector are laid in different branch wire harnesses according to the design drawing. At present, there are two kinds of existing branching methods:

[0003] Scheme one: branching through wire identification point number, one of its shortcomings is that for the J30J series self-wire connector, once the wire identification point number is wrong, the test cable branching error will be caused, thereby rework is needed; the second shortcoming is that if the J30J series self-wire connector includes self-wire shield, the wire identification point number is below the shielding layer, the wire needs to be picked out from the shielding layer before the wire identification point number is exposed, and the efficiency is low.

[0004] Scheme two: branching after determining the wire corresponding point number through multimeter, the shortcoming is that the laying direction of each determined wire needs to be verified with the design drawing, and the efficiency is low.

[0005] Therefore, it is urgent to design a cable wire harness branching device to improve the wire harness branching efficiency. SUMMARY

[0006] The utility model aims at solving one of the above technical problems, and proposes a cable wire harness branching device, which can quickly and reliably realize cable wire harness branching and solve the technical problem of low branching efficiency.

[0007] The utility model solves the above technical problems by adopting the following technical scheme:

[0008] A cable wire harness branching device comprises

[0009] The power supply module comprises a conduction end and a common end.

[0010] The rotary switch module comprises m rotary knobs, and each rotary knob comprises n gears.

[0011] The indicator light module comprises n indicator lights.

[0012] The line distribution and conduction insulation PCB module comprises a line distribution function common end and m line distribution function branch ends, the line distribution function common end is connected with the conduction end of the power supply module, and the m line distribution function branch ends are respectively connected with m rotary switches of the rotary switch module.

[0013] The wire harness distribution PCB module comprises n partitions, each partition comprises m input ends and one common output end, the m input ends of the i th partition of the wire harness distribution PCB module are respectively connected with the i th gear of m rotary knob switches, i takes the value range of 1~n, and the common output ends of the n partitions are respectively connected with one indicator lamp of the indicator lamp module.

[0014] The diode PCB module comprises n partitions, each partition comprises one common input end, m diodes and m output ends, the anodes of the m diodes are connected with the common input end, the cathodes are respectively connected with the m output ends, and the common input ends of the n partitions of the diode PCB module are respectively connected with one indicator lamp of the indicator lamp module.

[0015] The J30J connector PCB module comprises m input ends and a plurality of J30J connectors of different types, and the m input ends of the J30J connector PCB module are respectively connected with the m output ends of each partition of the diode PCB module.

[0016] Further, when the cable wire harness distribution device is used for line distribution detection, the scattered wires after the to-be-wired cable is connected with the corresponding J30J connector are connected with the common end of the power supply module.

[0017] Further, the cable wire harness distribution device further comprises a twist switch module, and the twist switch module comprises m twist switches.

[0018] The power supply module further comprises an insulation end.

[0019] The line distribution and conduction insulation PCB module further comprises a conduction insulation common end and m insulation function branch ends, the conduction insulation common end is connected with the insulation end of the power supply module, and the m insulation function branch ends are respectively connected with the m input ends of the J30J connector PCB module through m twist switches.

[0020] Further, when the cable wire harness distribution device is used for conduction or insulation detection, the positive electrode of the universal meter or the insulation meter is connected with the insulation end of the power supply module, and the negative electrode is connected with a certain point or a certain scattered wire after the to-be-wired cable is connected with the corresponding J30J connector.

[0021] Further, the value range of m is 66~144, and the value range of n is 6~8.

[0022] Furthermore, the branch line and conduction insulation PCB board module and the wire harness branch line PCB board module are drawn using two-layer PCB boards; the J30J connector PCB board module includes four-layer PCB boards.

[0023] Furthermore, the different models of J30J connectors include at least J30J-144ZKNP32 connector, J30J-100TJN-J connector, J30J-100ZKN-J connector, J30J-74TJN-J connector, J30J-74ZKN-J connector, J30J-66ZKN-J connector, and J30J-66TJNP17-J connector. The same points of each J30J connector are connected through printed lines on the PCB board and connected to the negative terminals of each diode in the diode PCB board module.

[0024] Furthermore, the cable harness branching device also includes a housing, a panel, and a DC power supply. The panel is fixed inside the housing. The connection ends of the J30J connector PCB board module, rotary switch module, toggle switch module, indicator light module, and power supply module are fixed on the upper layer of the panel. The branching and conduction insulation PCB board module, cable harness branching PCB board module, diode PCB board module, and DC power supply are fixed on the lower layer of the panel and connected to the upper-layer devices through wires.

[0025] Furthermore, the housing includes a main body, a top cover, and a portable handle. The main body and the top cover are connected by snap-fit ​​components, and the housing is connected to the panel by a ring structure and screws.

[0026] Furthermore, the DC power supply is either a 9V battery or a DC power module; the indicator light is a 5mm round-headed LED with a voltage of 3V.

[0027] The advantages of this utility model compared with the prior art are:

[0028] 1. The cable harness splitting device provided by this utility model has a simple structure, is easy to operate, and has high splitting efficiency. Through the rotary switch design, it can realize the splitting operation of cables with arbitrary wiring relationships.

[0029] 2. The cable harness splitting device provided by this utility model has an scalable design basis. By adding an adapter cable to the J30J connector PCB board, the cable harness splitting function of any connector can be realized.

[0030] 3. The cable harness splitting device provided by this utility model can realize multiple processes such as cable splitting, wire welding and crimping to corresponding terminals, cable continuity, and cable insulation without attaching conductor point numbers to the cable harness. Attached Figure Description

[0031] The accompanying drawings, which are included to provide a further understanding of the embodiments of the present application and are incorporated in and constitute a part of this specification, illustrate embodiments of the present application and together with the description serve to explain the principles of the present application. It is to be understood that the drawings are only schematic, and that they do not necessarily represent a definitive structure or architecture of the present application, and are merely intended to illustrate the principles described herein. The drawings are included to provide a conceptual understanding of the present application and are included to provide a conceptual understanding of the present application. In the drawings:

[0032] Figure 1 The cable harness branching device provided by the embodiment of the present application is shown in the principle diagram.

[0033] Figure 2 The cable harness branching device provided by the embodiment of the present application is shown in the principle diagram. DETAILED DESCRIPTION

[0034] The specific embodiments of the present application will be described in detail below. In the following description, for the purpose of explanation and not limitation, specific details are set forth in order to provide a thorough understanding of the present application. However, it will be apparent to one skilled in the art that the present application can also be practiced in other embodiments without these specific details.

[0035] It should be noted that, in order to avoid unnecessary details from obscuring the present application, only the device structure and / or processing steps closely related to the scheme of the present application are shown in the drawings, and other details not closely related to the present application are omitted.

[0036] The cable harness branching device provided by the present application mainly comprises: a power supply module, a control module and an acquisition module.

[0037] The power supply module provides a direct current power supply for the loop. When the device realizes the branching function, a direct current power supply or a 9V battery is used for power supply. When the device realizes the conduction and insulation check function, a conduction meter and an insulation meter internal power supply are used for power supply.

[0038] The control module includes a J30J connector PCB board, a branching and conduction insulation PCB board, a wire harness branching PCB board, a diode PCB board, a rotary switch, and a toggle switch. When the device performs the branching function, the power supply is connected in parallel through the branching and conduction insulation PCB board. Each power supply voltage is connected to the circuit containing a different indicator light via a rotary switch. The cable to be branched is connected to the circuit through the J30J connector PCB board. The circuit is opened or closed by controlling the rotary switch. Simultaneously, the principle of forward conduction and reverse cutoff of the diode is utilized to prevent the formation of a hidden path that could damage the indicator light. When the device performs the conduction and insulation function, the power supply is connected in parallel through the branching and conduction insulation PCB board. Each power supply voltage is connected to the circuit through a toggle switch. The cable to be conducted or insulated is connected to the circuit through the J30J connector PCB board. The circuit is opened or closed by controlling the toggle switch.

[0039] The acquisition module, composed of light-emitting diodes, determines the cable harness branching result by observing whether the indicator lights are on or off.

[0040] The technical solution of this utility model will now be described in detail with reference to two specific embodiments.

[0041] Example 1

[0042] As one aspect of this utility model, such as Figure 1 As shown, a cable harness branching device is provided, including a power supply module 1, a branching and conduction insulation PCB board module 2, a rotary switch module 3, a cable harness branching PCB board module 4, an indicator light module 5, a diode PCB board module 6, a J30J connector PCB board module 7, and a toggle switch module 8. Specifically:

[0043] Power supply module 1 is used to provide DC power to the branching, continuity or insulation detection circuit of the cable harness branching device;

[0044] The branch and conduction insulation PCB board module 2 is connected to the power supply module 1, rotary switch module 3, and toggle switch module 8 respectively, and is used to realize the parallel voltage of m rotary switches and m toggle switches, where m is a positive integer and the value range is 66 to 144.

[0045] Rotary switch module 3 is connected to wire branching and conduction insulation PCB board module 2 and wire harness branching PCB board module 4 respectively, and is used to control the on / off state of the wire branching detection circuit.

[0046] The wiring harness branch PCB board module 4 is connected to the rotary switch module 3 and the indicator light module 5 respectively, so that each rotary switch is connected to an indicator light.

[0047] The indicator light module 5 is connected with the wire harness distribution PCB module 4 and the diode PCB module 6 respectively, and is used for indicating the on-off state of the distribution detection circuit;

[0048] The diode PCB module 6 is connected with the indicator light module 5 and the J30J connector PCB module 7 respectively, and is used for avoiding the situation that the distribution detection circuit is in a potential on-off state by forward conduction and reverse cut-off, so as to break the indicator light;

[0049] The J30J connector PCB module 7 is connected with the diode PCB module 6, the knob switch module 8 and the power supply module 1 respectively, and is used for realizing the connection relationship between the cable wire harness distribution device and the J30J series connector in the cable.

[0050] The knob switch module 8 is connected with the J30J connector PCB module 7 and the distribution and conduction insulation PCB module 2 respectively, and is used for controlling the on-off state of the conduction or insulation detection circuit.

[0051] In the embodiment, as shown in FIG. 1, the power supply module 1 includes a conduction end, a common end and an insulation end. Figure 2 When the distribution detection is carried out, the conduction end is connected with the positive pole of the power supply, the common end is connected with the negative pole of the power supply, and the insulation end is left empty; when the cable conduction or insulation detection is carried out, the conduction end and the common end are left empty, the insulation end is connected with a universal meter or an insulation meter, and convenient power supply is realized. Specifically, when the distribution detection is carried out, the power supply module 1 is used as a 9V battery to supply power for the distribution circuit, and is used as a conduction at the same time. Meanwhile, the common end of the power supply module 1 is connected with a certain point of the scattered wire after the to-be-wired cable is connected with the corresponding J30J connector. When the insulation detection is carried out, the conduction meter and the insulation meter are selected to be self-powered, different detection modes are realized conveniently, and the negative pole of the conduction meter or the insulation meter is connected with a certain point or a certain point of the scattered wire after the to-be-wired cable is connected with the corresponding J30J connector.

[0052] In the embodiment, the distribution and conduction insulation PCB module 2 includes a distribution function common end, m distribution function branch ends, a conduction insulation common end and m insulation function branch ends. The distribution function common end is connected with the conduction end of the power supply module 1, the m distribution function branch ends are connected with the common ends of the centers of the m knob switches respectively, the conduction insulation common end is connected with the insulation end of the power supply module 1, and the m insulation function branch ends are connected with the input ends of the m knob switches respectively. In the embodiment, the distribution and conduction insulation PCB module 2 is drawn by using two-layer PCB boards. The distribution function common end is connected with the 9V battery in the power supply module 1, the 144 distribution function branch ends are connected with the center common ends of each rotary switch of the corresponding rotary switch module 3 respectively, the conduction insulation common end is connected with the insulation end in the power supply module 1, and the 144 conduction and insulation function branch ends are connected with the input ends of each knob switch of the corresponding knob switch module 8 respectively, so as to achieve the purpose of dividing one power supply into 144 power supplies.

[0053] In the embodiment, the rotary switch module 3 includes m rotary knob switches, each rotary knob switch includes n gears, and the rotary knob switches have a common center. In the embodiment, a total of 144 rotary knob switches are included, the common center of the rotary switches is connected with the 144 branch ends of the wire harness and the conducting insulation PCB module 2, and different gears of the rotary switches are connected with the wire harness branch PCB module 4.

[0054] In the embodiment, the wire harness branch PCB module 4 is drawn on a two-layer PCB, one end of which is connected with gears of the rotary switch module 3, and the other end is connected with the indicator light module 5. Specifically, the wire harness branch PCB module 4 includes 8 partitions, each partition includes m input ends and 1 common output end, and the m input ends of the 8 partitions of the wire harness branch PCB module 4 are connected with the m gears of the i-th rotary switch according to the partition number i, i is in the range of 1-n, and n=8.

[0055] In the embodiment, the indicator light module 5 is connected with the wire harness branch PCB module 4 at one end and connected with the positive electrode of the diode in the diode PCB module 6 at the other end. Specifically, the indicator light module 5 includes 8 indicator lights, each indicator light is connected with one common output end of the wire harness branch PCB module 4 at one end and connected with one input common end of the diode PCB module 6 at the other end, and the display of the indicator light indicates the on-off of the circuit.

[0056] In the embodiment, in the diode PCB module 6, the positive electrode of the diode is connected with the indicator light module 5, and the negative electrode of the diode is connected with the J30J connector PCB module 7. Specifically, the diode PCB module 6 includes 8 partitions, each partition includes 1 common input end and m diodes and their output ends connected thereto, and the common input end of each partition of the diode PCB module 6 is connected with one indicator light, and the m output ends are connected with the m input ends of the J30J connector PCB module 7.

[0057] In the embodiment, the J30J connector PCB module 7 includes m input ends and a plurality of J30J connectors of different types, and the m input ends are respectively connected with the m output ends of each partition of the diode PCB module 6. Specifically, the J30J connector PCB module 7 includes four layers of PCB, J30J-144ZKNP32 connector, J30J-100TJN-J connector, J30J-100ZKN-J connector, J30J-74TJN-J connector, J30J-74ZKN-J connector, J30J-66ZKN-J connector, J30J-66TJNP17-J connector, the same point of each connector is connected through the printed line on the PCB, and is connected with the negative electrode of each diode in the diode PCB module 6.

[0058] In the embodiment, the twist switch module 8 includes 144 twist switches, each of which is connected with a 144-way branch of the conducting and insulating function in the branch and conducting insulating PCB module 2 at the input end, and connected with the 144 input ends of the J30J connector PCB module 7 at the other end.

[0059] The cable harness branching device provided in the embodiment can quickly and reliably realize cable harness branching, has simple structure, is convenient to operate, and can be extended to realize cable conducting and insulation detection, and solves the technical problem of low branching efficiency.

[0060] Embodiment 2

[0061] As another aspect of the utility model, a kind of hardware composition of cable harness branching device structure is provided, comprising: box, panel, J30J connector PCB, branch and conducting insulating PCB, harness branching PCB, diode PCB, rotary switch, twist switch, indicator light, conducting table, insulating table, DC power supply, wire.The panel is fixed in the box, J30J connector PCB, rotary switch, twist switch, indicator light, power supply connection end are fixed on the upper layer of panel, branch and conducting insulating PCB, harness branching PCB, diode PCB, DC power supply are fixed in the lower layer of panel after being connected with the upper layer device by wire, conducting table, insulating table are connected when using.

[0062] Further, the box is similar to packing box, adopts aluminum alloy machining forming, including main body and upper cover, adopts buckle design to fix the upper cover and main body, adopts the mode of surrounding ring structure and 10 screws to support and fix panel, handle is installed on the left and right sides of box, to realize portable use.

[0063] Further, the panel is plane openwork structure, adopts aluminum alloy machining forming, adopts silk screen identification device name, each switch identification etc., and reserves rotary switch, button switch, connector PCB and other installation positions.

[0064] Further, J30J connector PCB includes J30J series connector, printed board etc.J30J series connector is to realize the connection relationship between cable harness branching device and J30J series connector in cable.The printed board adopts the laminated structure of four-layer PCB to design wiring, to realize the same point connection between J30J series connectors.

[0065] Further, branch and conducting insulating PCB adopts the structure of two-layer PCB to design wiring, to realize voltage parallel connection.

[0066] Further, the wire harness distribution PCB board adopts a two-layer PCB board structure for wiring design and is divided into eight areas to realize connection of each rotary switch with the indicator lamp.

[0067] Further, the diode PCB board includes a diode and a printed board. The diode avoids a loop potential path by forward conduction and reverse cut-off, thereby breaking the indicator lamp. The printed board adopts a two-layer PCB board structure for wiring design to realize the function of the series diode in the loop.

[0068] Further, the rotary switch is used to control the on-off of different loops.

[0069] Further, the twist switch is used to control the on-off of the loop.

[0070] Further, the indicator lamp is a 5mm round head LEC light emitting diode with a voltage of 3V, which is used as a collection signal to indicate the on-off of the loop.

[0071] Further, the conduction table is used to realize cable conduction inspection.

[0072] Further, the insulation table is used to realize cable insulation inspection.

[0073] Optionally, the direct current power supply is a 9V battery or a direct current power supply module, which provides a direct current power supply for the loop. The wire is an AF200-0.3 wire, which realizes the connection between the various functional modules.

[0074] Features described and / or illustrated with respect to one embodiment above can be used in the same or similar manner in one or more other embodiments and / or in combination with or in place of features in other embodiments.

[0075] It should be emphasized that the term "comprises / comprising" when used in this text refers to the presence of a feature, whole, step or component, but does not exclude the presence or addition of one or more other features, whole, step, component or combinations thereof.

[0076] Many of the features and advantages of the embodiments are apparent from the detailed description, and thus, the appended claims should be construed to cover all such features and advantages of the embodiments falling within the true spirit and scope of the embodiments. Further, since numerous modifications and changes will readily occur to those skilled in the art, it is not desired to limit the embodiments of the present application to the exact construction and operation described and illustrated, and accordingly, all suitable modifications and equivalents can be resorted to, falling within the scope of the embodiments.

[0077] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

[0078] The part not described in detail in the present application is the technology known to those skilled in the art.

Claims

1. A cable harness breakout device, comprising: The utility model relates to a cable harness distribution device, which comprises the following modules: a power supply module comprising a conducting end and a common end; a rotary switch module comprising m rotary switches, each of which comprises n gears; an indicator light module comprising n indicator lights; a distribution and conducting insulation PCB module comprising a distribution function common end and m distribution function branch ends, the distribution function common end being connected to the conducting end of the power supply module, and the m distribution function branch ends being connected to the m rotary switches of the rotary switch module respectively; a harness distribution PCB module comprising n partitions, each of which comprises m input ends and one common output end, the m input ends of the i-th partition of the harness distribution PCB module being connected to the i-th gear of the m rotary switches, i being in the range of 1 to n, and the common output ends of the n partitions being connected to one indicator light of the indicator light module respectively; a diode PCB module comprising n partitions, each of which comprises one common input end, m diodes, and m output ends, the anodes of the m diodes being connected to the common input end and the cathodes being connected to the m output ends respectively, and the common input ends of the n partitions of the diode PCB module being connected to one indicator light of the indicator light module respectively; a J30J connector PCB module comprising m input ends and J30J connectors of different types, the m input ends of the J30J connector PCB module being connected to the m output ends of the partitions of each diode PCB module respectively.

2. The apparatus of claim 1, wherein, When the cable harness distribution device is used for distribution detection, the loose wires after the mating of the to-be-wired cables and the corresponding J30J connectors are connected to the common end of the power supply module.

3. The apparatus of claim 1, wherein, The cable harness distribution device further comprises a twist switch module, the twist switch module comprising m twist switches. The power supply module further comprises an insulation end. The distribution and conducting insulation PCB module further comprises a conducting insulation common end and m insulation function branch ends, the conducting insulation common end being connected to the insulation end of the power supply module, and the m insulation function branch ends being connected to the m input ends of the J30J connector PCB module through the m twist switches respectively.

4. The apparatus of claim 3, wherein, When the cable harness distribution device is used for conducting or insulation detection, the positive pole of a multimeter or an insulation meter is connected to the insulation end of the power supply module, and the negative pole is connected to a certain point or a certain loose wire after the mating of the to-be-wired cables and the corresponding J30J connectors.

5. The apparatus of any one of claims 1-4, wherein, The value of m is in the range of 66 to 144, and the value of n is in the range of 6 to 8.

6. The apparatus of any one of claims 1-4, wherein, The distribution and conducting insulation PCB module and the harness distribution PCB module are drawn on two-layer PCBs, and the J30J connector PCB module comprises four-layer PCBs.

7. The apparatus of any one of claims 1-4, wherein, The different types of J30J connectors at least include J30J-144ZKNP32 connector, J30J-100TJN-J connector, J30J-100ZKN-J connector, J30J-74TJN-J connector, J30J-74ZKN-J connector, J30J-66ZKN-J connector, J30J-66TJNP17-J connector, and the same point of each J30J connector is connected through the printed line on the PCB board and connected with the negative pole of each diode in the diode PCB board module.

8. The apparatus of any one of claims 1-4, wherein, The cable harness branching device further comprises a box body, a panel, and a direct current power supply, the panel is fixed in the box body, the connecting end of the J30J connector PCB board module, the rotary switch module, the twist switch module, the indicator light module, and the power supply module is fixed on the upper layer of the panel, the branching and conducting insulation PCB board module, the cable harness branching PCB board module, the diode PCB board module, and the direct current power supply are fixed on the lower layer of the panel and connected with the devices on the upper layer through wires.

9. The apparatus of claim 8, wherein, The box body comprises a main body, an upper cover, and a portable handle, the main body and the upper cover are connected through a clamping piece, and the box body is connected with the panel through a surrounding structure and screws.

10. The apparatus of claim 8, wherein, The direct current power supply is one of 9V batteries or direct current power supply modules, and the indicator light is a 5mm round head LEC light emitting diode with a voltage of 3V.

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