Board card interface conversion device

Abstract

The utility model belongs to the technical field of interface conversion, and discloses a board card interface conversion device which comprises a conversion channel and a cable, the conversion channel comprises an anode banana jack, a cathode banana jack and a first socket, and the first socket is provided with a plurality of first pins. And the positive banana jack and the negative banana jack are electrically connected with two different first pins respectively. A first plug and a second plug are arranged at the two ends of the cable respectively, one end of the cable is connected with the board card interface through the second plug, the other end of the cable is connected with the first socket through the first plug, and the positive banana jack and the negative banana jack can be electrically connected with external calibration equipment through two banana plug wires respectively. Therefore, the problem that an ARINC429 bus board card interface is incompatible with a calibration equipment interface is solved, conversion between the board card interface and a banana interface is achieved, the structure is simple, rapid insertion can be achieved, and the calibration work efficiency can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to interface conversion technical field especially relates to a board card interface conversion device. BACKGROUND

[0002] ARINC429 bus board card is integrated ARINC429 data bus simulator integrated board card, the simulator inbuilt transmitter and receiver on the board card, can have transmission and receiving function simultaneously. ARINC429 bus board card needs to draw output and input signal from board card pin when measuring, when carrying out transmitter characteristic calibration, needs to connect pin to oscilloscope, when carrying out receiver characteristic calibration, needs to connect pin to standard 429 bus.

[0003] However, the interface of ARINC429 bus board card connector belongs to VHDCI (very high density cable interconnect) interface in SCSI connector, the slot contact point is very small and very dense, is not the common banana mouth, in the actual use, in the hardware connection of input and output, the situation of joint mismatching can appear, therefore lead to the calibration cannot normally carry out.

[0004] Therefore, a board card interface conversion device is needed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a board card interface conversion device, can solve the problem that the interface of ARINC429 bus board card is incompatible with the interface of calibration device.

[0006] In order to achieve this purpose, the utility model adopts the following technical scheme:

[0007] Provide a kind of board card interface conversion device, comprising:

[0008] Conversion channel, the conversion channel includes positive banana jack, negative banana jack and first socket, the first socket is provided with multiple first pins, the positive banana jack and the negative banana jack are electrically connected with different first pins respectively;

[0009] Cable, the cable is respectively provided with first plug and second plug at both ends, the first plug is provided with multiple first insertion holes, the first plug can be inserted into the first socket, and multiple first pins are one-to-one inserted into multiple first insertion holes, the second plug is provided with multiple second insertion holes, multiple first insertion holes are electrically connected with different second insertion holes respectively, and the second plug is inserted into the board card interface to be connected.

[0010] As an optional scheme of the board interface conversion device, the conversion channel is provided with a plurality of the positive banana jack and a plurality of the negative banana jack.

[0011] As an optional scheme of the board interface conversion device, the board interface conversion device further comprises a box body, the box body comprises a top cover and a base, and the conversion channel is fixed to the base.

[0012] As an optional scheme of the board interface conversion device, the box body comprises a mounting panel, the mounting panel is fixed to the base, and the positive banana jack, the negative banana jack and the first socket are fixed to the mounting panel.

[0013] As an optional scheme of the board interface conversion device, the board interface conversion device comprises a plurality of the conversion channels and a plurality of the cable, the plurality of the conversion channels are fixed to the mounting panel, and the plurality of the cable are connected with the plurality of the first socket one by one.

[0014] As an optional scheme of the board interface conversion device, the conversion channel further comprises a switch and a plurality of first conductive wires, the positive banana jack and the negative banana jack are connected with the first pin through the first conductive wire, the switch is connected with all the first conductive wires and is arranged on the mounting panel.

[0015] As an optional scheme of the board interface conversion device, the box body is made of an insulating material.

[0016] As an optional scheme of the board interface conversion device, the box body further comprises a hand-held part.

[0017] As an optional scheme of the board interface conversion device, the box body further comprises a locking mechanism, and the locking mechanism is connected between the top cover and the base.

[0018] As an optional scheme of the board interface conversion device, the cable comprises a protective layer and a plurality of second conductive wires, the second conductive wires are connected between the first socket and the second socket, and the protective layer is wrapped outside all the second conductive wires.

[0019] The board interface conversion device has the advantages that:

[0020] The utility model provides a kind of board card interface conversion device, one end of cable is connected with board card interface by second plug, the other end is connected with first socket by first plug, in conversion channel, different two first pins in first socket are electrically connected with positive banana jack and negative banana jack respectively, positive banana jack and negative banana jack are electrically connected with external calibration equipment respectively by two banana plug leads, to overcome the problem that ARINC429 bus board card interface and calibration equipment interface are incompatible, realize the conversion of board card interface and banana interface, simple structure, can be quickly inserted, beneficial to improve the efficiency of calibration work. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the schematic diagram of the first socket of the board card interface conversion device provided by the utility model;

[0022] Figure 2 It is the schematic diagram of the first plug of the board card interface conversion device provided by the utility model;

[0023] Figure 3 It is the schematic diagram of the second plug of the board card interface conversion device provided by the utility model;

[0024] Figure 4 It is the internal connection schematic diagram of the cable of the board card interface conversion device provided by the utility model;

[0025] Figure 5 It is the connection schematic diagram of the conversion channel of the board card interface conversion device provided by the utility model;

[0026] Figure 6 It is the schematic diagram of the mounting panel of the board card interface conversion device provided by the utility model.

[0027] In the drawing:

[0028] 100, conversion channel;110, positive banana jack;120, negative banana jack;130, first socket;131, first pin;140, switch;150, first conductive wire;

[0029] 200, cable;210, first plug;211, first jack;220, second plug;221, second jack;230, second conductive wire;

[0030] 300, mounting panel. DETAILED DESCRIPTION

[0031] The utility model will be further explained in detail below in combination with the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the utility model, and not to limit the utility model. In addition, it should be noted that, in order to facilitate the description, only the part related to the utility model is shown in the drawings, not all structures.

[0032] In the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0033] In the utility model, unless otherwise explicitly specified and limited, the first feature is "on" or "below" the second feature, which can include direct contact between the first and second features, or indirect contact between the first and second features through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0034] In the description of the embodiment, the terms "up", "down", "right", etc. orientation or position relationship is based on the orientation or position relationship shown in the drawings, only for the convenience of description and simplification of operation, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

[0035] As Figures 1 to 3As shown, the board card interface conversion device of the embodiment includes a conversion channel 100 and a cable 200. The conversion channel 100 includes a positive banana jack 110, a negative banana jack 120, and a first socket 130 provided with a plurality of first pins 131. The positive banana jack 110 and the negative banana jack 120 are respectively electrically connected with different two first pins 131. The cable 200 is provided with a first plug 210 and a second plug 220 at two ends respectively. The first plug 210 is provided with a plurality of first jacks 211. The first plug 210 can be plugged into the first socket 130, and the plurality of first pins 131 are one-to-one correspondingly plugged into the plurality of first jacks 211. The second plug 220 is provided with a plurality of second jacks 221. The plurality of first jacks 211 are respectively electrically connected with different second jacks 221. The second plug 220 is plugged into the board card interface to be connected.

[0036] Based on the above design, in the board card interface conversion device, one end of the cable 200 is connected with the board card interface through the second plug 220, and the other end is connected with the first socket 130 through the first plug 210. In the conversion channel 100, different two first pins 131 in the first socket 130 are respectively electrically connected with the positive banana jack 110 and the negative banana jack 120. The positive banana jack 110 and the negative banana jack 120 can be respectively electrically connected with external calibration equipment through two banana plug leads. Thus, the problem of incompatibility between the ARINC429 bus board card interface and the calibration equipment interface is overcome. The conversion of the board card interface and the banana interface is realized. The structure is simple. The cable can be quickly plugged and mounted. The efficiency of calibration work is improved.

[0037] In the embodiment, the interface of the ARINC429 bus board card is a VHDCI68 type socket (female head) interface. The VHDCI68 type socket interface is provided with 68 second pins, which are arranged in two rows. The two rows are respectively provided with 34 second pins. The upper row is sequentially from right to left as B01 pin to B34 pin. The lower row is sequentially from left to right as B35 pin to B68 pin. Correspondingly, the second plug 220 is a VHDCI68 type socket (male head) interface. The second plug 220 is provided with 68 second jacks 221. The second jacks 221 can be one-to-one correspondingly connected with the second pins. That is, the second jacks 221 are arranged in two rows. The upper row is sequentially from left to right as b01 jack to b34 jack. The lower row is sequentially from right to left as b35 jack to b68 jack. The effective connection between the second plug 220 and the board card interface is ensured. Of course, in some other embodiments, the board card interface can be provided as other types of interfaces, such as CPCI, PXI, PCI, PC / 104, and ISA interfaces for communication. The second plug 220 can adopt a plug matched with the interface. Details are not described herein.

[0038] Further, in the embodiment, the first socket 130 is a MD232-25T serial port (female), the MD232-25T female is provided with 25 first pins 131, the 25 first pins 131 are arranged in two rows, the upper row is provided with 13 first pins 131, and the lower row is provided with 12 first pins 131, the first pins 131 in the upper row and the lower row are staggered, the upper row is sequentially A01 pin to A13 pin from left to right, and the lower row is sequentially A14 pin to A25 pin from right to left, correspondingly, the first plug 210 is a MD232-25T serial port (male), that is, the first plug 210 includes 25 first sockets 211 arranged in two rows, the upper row is sequentially a01 socket to a13 socket from right to left, and the lower row is sequentially a14 socket to a25 socket from left to right, to ensure the effective connection of the first plug 210 and the first socket 130. Of course, in some other embodiments, the first plug 210 and the first socket 130 can also use other models of standard interfaces, which will not be described here.

[0039] In the embodiment, the cable 200 includes a protective layer and a plurality of second conductive wires 230, the second conductive wires 230 are connected between the first socket 211 and the second socket 221, to realize the corresponding connection of each first socket 211 and one second socket 221. The protective layer is wrapped outside all the second conductive wires 230, which can not only play a role in bundling the wires, but also improve the corrosion resistance of the cable 200 and prolong the service life.

[0040] It can be understood that, in actual use, since the number of external calibration devices is limited, and the number of the first sockets 211 in the first plug 210 is different from the number of the second sockets 221 in the second plug 220, only part of the first sockets 211 and the same number of the second sockets 221 are electrically connected, which can realize the function of interface conversion, save the use cost of wires, and improve the interchangeability of the interface conversion device when the first socket 211 or the second socket 221 is damaged. For example, in the embodiment, the first sockets 211 and the second sockets 221 participating in interface conversion are both sixteen, of which the first sockets 211 are numbered a1-a16, and the second sockets 221 are numbered b1-b8 and b61-b68, and the corresponding connection relationship is as shown in Table 1 and Table 2. Figure 1 and Table 1.

[0041] Table 1

[0042] Second jack number First jack number b01 a01 b68 a02 b02 a03 b67 a04 b03 a05 b66 a06 b04 a07 b65 a08 b05 a09 b64 a10 b06 a11 b63 a12 b07 a13 b62 a14 b08 a15 b61 a16

[0043] Further, a plurality of positive banana jacks 110 and a plurality of negative banana jacks 120 are arranged in the conversion channel 100, and the plurality of positive banana jacks 110 and the plurality of negative banana jacks 120 are one-to-one corresponding to form a plurality of groups of banana jacks, each group of banana jacks can be connected with an external calibration device, so as to realize the multi-dimensional calibration of the board card. Specifically, the conversion channel 100 further comprises a plurality of first conductive wires 150, and the positive banana jacks 110 and the negative banana jacks 120 are connected to the first pins 131 through the first conductive wires 150, so as to ensure the effective connection of the conversion channel 100. Optionally, the conversion channel 100 further comprises a switch 140, and the switch 140 is connected to all the first conductive wires 150, so as to control the opening and closing of the conversion channel 100, and ensure the safety in use.

[0044] In the embodiment, the conversion channel 100 is provided with eight positive banana jacks 110 and eight negative banana jacks 120, which can be connected one-to-one with 16 first pins 131, and the 16 first pins 131 can be connected one-to-one with the first jacks 211 connected to the second jacks 221, so as to realize the one-to-one connection of the positive banana jacks 110 and the second pins and the one-to-one connection of the negative banana jacks 120 and the second pins. Among them, the eight positive banana jacks 110 are numbered as C01-C08, the eight negative banana jacks 120 are numbered as D01-D08, and the 16 first pins 131 are A01-A16 respectively, and the corresponding connection relationship is as shown in Table 1 and Table 2. Figure 2 And Table 2. In some other embodiments, the positive banana jacks 110 and the negative banana jacks 120 can also be provided as four, six, ten, etc., which can be adjusted according to the use demand, and will not be repeated here.

[0045] Table 2

[0046]

[0047]

[0048] Further, the board card interface conversion device further comprises a box body, the box body comprises a top cover and a base, and the conversion channel 100 is fixed to the base. When the conversion device needs to be used, the top cover is opened, and the cable 200 is connected with the first socket 130; when the conversion device does not need to be used, the top cover can be closed and connected with the base, so as to realize the dustproof and protection of the conversion channel 100. Optionally, the top cover can be rotatably connected with the base, so as to facilitate the opening of the top cover.

[0049] Specifically, the box comprises a mounting panel 300 fixed to the base, and a first accommodating space is formed between the mounting panel 300 and the base, the positive banana jack 110, the negative banana jack 120, the first socket 130 and the switch 140 are all fixed to the mounting panel 300, and the first conductive wire 150 is accommodated in the first accommodating space, so that the neatness of the use interface is ensured. Optionally, the top cover protrudes away from the base, so that when the top cover and the base are closed, a second accommodating space is formed between the top cover and the mounting panel 300, and the second accommodating space can accommodate the cable 200, thereby preventing the loss of the cable 200.

[0050] Further, the board card interface conversion device comprises a plurality of conversion channels 100 and a plurality of cables 200, the plurality of conversion channels 100 are all fixed to the mounting panel 300, and the plurality of cables 200 are connected to the plurality of first sockets 130 one by one, so that the board card interface conversion device can be connected to a plurality of board cards to be calibrated at the same time, and the working efficiency of the calibration of the plurality of board cards is improved. In the embodiment, four groups of conversion channels 100 are arranged on the mounting panel 300, and the four groups of conversion channels 100 are distributed in parallel on the mounting panel 300, so that the appearance of the mounting panel 300 is neat. In some other embodiments, the conversion channels 100 can also be two, three, five or the like.

[0051] Further, the box further comprises a hand carrying part and a locking mechanism, the box can be lifted through the hand carrying part, and the movement and accommodation of the box are facilitated, and the locking mechanism is connected between the top cover and the base, and the top cover and the base can be locked, so that the top cover is prevented from being automatically opened when the box is moved.

[0052] Still further, the box is made of an insulating material, so that the box is prevented from being conductive during the use of the conversion device, and the use safety is ensured. Optionally, the box can be an ABS plastic box, a wooden box, a paper box or the like. Of course, the box can also be made of a metal material, such as an aluminum alloy, stainless steel or the like, and details are not repeated here.

[0053] Obviously, the above embodiments of the utility model are only examples for clearly illustrating the utility model, and are not a limitation on the embodiments of the utility model. For ordinary skilled persons in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments are not enumerated. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model claims.

Claims

1. A board interface conversion device, characterized by, The application relates to a board card interface conversion device. The conversion channel (100) comprises a positive banana jack (110), a negative banana jack (120) and a first socket (130) which is provided with a plurality of first pins (131), and the positive banana jack (110) and the negative banana jack (120) are electrically connected with two different first pins (131) respectively. The cable (200) is provided with a first plug (210) and a second plug (220) at two ends respectively, the first plug (210) is provided with a plurality of first jacks (211), the first plug (210) can be plugged into the first socket (130), and a plurality of the first pins (131) are plugged into a plurality of the first jacks (211) one by one, the second plug (220) is provided with a plurality of second jacks (221), a plurality of the first jacks (211) are electrically connected with different second jacks (221) respectively, and the second plug (220) is plugged into a board card interface to be connected.

2. The board interface conversion device of claim 1, wherein, The conversion channel (100) is provided with a plurality of the positive banana jacks (110) and a plurality of the negative banana jacks (120), and the plurality of the positive banana jacks (110) and the plurality of the negative banana jacks (120) correspond one by one.

3. The board interface conversion device according to claim 1 or 2, characterized by The board card interface conversion device further comprises a box body, the box body comprises a top cover and a base, and the conversion channel (100) is fixed to the base.

4. The board interface conversion device of claim 3, wherein, The box body comprises a mounting panel (300), the mounting panel (300) is fixed to the base, and the positive banana jack (110), the negative banana jack (120) and the first socket (130) are fixed to the mounting panel (300).

5. The board interface conversion device of claim 4, wherein, The board card interface conversion device comprises a plurality of the conversion channels (100) and a plurality of the cables (200), the plurality of the conversion channels (100) are fixed to the mounting panel (300), and the plurality of the cables (200) are connected with the plurality of the first sockets (130) one by one.

6. The board interface conversion device of claim 4, wherein, The conversion channel (100) further comprises a switch (140) and a plurality of first conductive wires (150), the positive banana jack (110) and the negative banana jack (120) are connected with the first pins (131) through the first conductive wires (150), and the switch (140) is connected with all the first conductive wires (150) and arranged on the mounting panel (300).

7. The board interface conversion device of claim 3, wherein, The box body is made of an insulating material.

8. The board card interface conversion device of claim 3, wherein, The box body further comprises a hand-carrying part.

9. The board card interface conversion device of claim 3, wherein, The box body further comprises a locking mechanism connected between the top cover and the base.

10. The board interface conversion device of claim 1, wherein, The cable (200) comprises a protective layer and a plurality of second conductive wires (230), the second conductive wires (230) are connected between the first jacks (211) and the second jacks (221), and the protective layer is wrapped outside all the second conductive wires (230).

Images