Wiring device of multi-contact terminal disc

Abstract

A wiring device of a multi-contact terminal disc comprises a probe fixing plate and a socket fixing plate, the probe fixing plate and the socket fixing plate are connected through a plurality of supporting columns, four power probes are arranged at the center of the probe fixing plate in a matrix distribution mode, and a plurality of signal probes are arranged around the circle center of the probe fixing plate. A receding hole is formed in the center of the socket fixing plate, a power socket used for being connected with a power plug and a signal socket used for being connected with a signal plug are fixedly installed deviating from the receding hole, the power probes are connected with the power socket through power lines, and the signal probes are connected with the signal socket through signal lines. The probe fixing plate is provided with a clamping groove, the clamping groove is located among the four power probes and is used for being clamped with a clamping tenon of the terminal plate, the groove bottom of the clamping groove is eccentrically provided with a positioning hole, and the positioning hole is used for determining the direction and is connected with the terminal plate through a positioning screw.

Description

Technical Field

[0001] The utility model relates to the field of product performance testing, in particular to a wiring device for a multi-contact terminal disk. Background Art

[0002] In electrical debugging of industrial production, for example, in the intelligent actuator industry, impact tests are required on products before leaving the factory. The product is provided with a terminal block, which is a multi-contact terminal block. During the test, the multiple contacts on the terminal block need to be connected to the test lines respectively before power can be turned on for testing.

[0003] At present, when wiring a multi-contact terminal disk, it is usually necessary to loosen the screws on the terminal disk with a handheld screwdriver, then place the corresponding metal wire under the screw end, and then tighten the screw to install and fix the metal wire. Only after the wiring is completed can the product be moved to the test station for impact testing. However, since the metal wire is a copper wire and is soft in texture, the metal wire needs to be installed and removed before and after each test. The screw end repeatedly applies a large pressure to the copper metal wire. After repeated use, the metal wire will wear and break, and it is necessary to replace it with a new metal wire, resulting in increased production costs; and the terminal disk has many contacts and limited structural space. When wiring, there is often a phenomenon that the subsequent wiring is blocked and interfered by the previous wiring, which makes wiring difficult and inefficient. It not only takes a long time, but also easily leads to wrong wiring and insufficient wiring, resulting in product damage and even threatening the safety of staff. How to solve this problem requires a wiring device for a multi-contact terminal disk that is convenient, fast, safe to use, and has low production costs. Summary of the invention

[0004] The purpose of the utility model is to provide a wiring device for a multi-contact terminal disk in view of the deficiencies in the prior art, in which the power sockets and the signal sockets on the socket fixing plate are respectively connected to the corresponding probes on the probe fixing plate, the probes are arranged correspondingly to the contacts on the terminal disk, and the mobile wiring device contacts the terminal disk to complete the wiring, thereby solving the problems of difficult and low efficiency of wiring of the wiring terminal disk and high cost caused by easy damage of the metal wire.

[0005] The purpose of the utility model is achieved by adopting the following scheme: a wiring device of a multi-contact terminal disk, comprising a probe fixing plate and a socket fixing plate, wherein the probe fixing plate and the socket fixing plate are connected through a plurality of supporting columns, four power probes are arranged in a matrix distribution at the center of the probe fixing plate, and a plurality of signal probes are arranged around the center of the probe fixing plate, a clearance hole is arranged at the center of the socket fixing plate, a power socket for connecting a power plug and a signal socket for connecting a signal plug are fixedly installed eccentrically to the clearance hole, each power probe is connected to the power socket through a power line, and each signal probe is connected to the signal socket through a signal line, a clamping groove is arranged on the probe fixing plate, the clamping groove is located between the four power probes, and is used for clamping with the tenon of the terminal disk, a positioning hole is eccentrically arranged at the bottom of the clamping groove, the positioning hole is used to determine the direction, and is connected to the terminal disk through a positioning screw.

[0006] Preferably, the power probe is fixed in a power probe mounting hole provided on the probe fixing plate, and the signal probe is fixed in a signal probe mounting hole provided on the probe fixing plate.

[0007] Further preferably, the number of the signal probe mounting holes is greater than the number of the signal probes, so as to be used for arranging the signal probes according to the correspondence of the contacts of the terminal board.

[0008] Further preferably, each signal probe mounting hole and power probe mounting hole is numbered.

[0009] Further preferably, the power probe is fixedly installed in the power probe installation hole by glue, and the signal probe is fixedly installed in the signal probe installation hole by glue.

[0010] Preferably, countersunk holes are provided on the probe fixing plate and the socket fixing plate, threaded holes are provided on both ends of the support column, and both ends of the support column are fixedly connected to the probe fixing plate and the socket fixing plate by screws respectively.

[0011] Preferably, the cross section of the snap-fit ​​groove is cross-shaped.

[0012] Preferably, the signal plug is asymmetrically provided with a plurality of pins, and the signal socket is provided with sockets corresponding to the positions of the pins of the signal plug.

[0013] Preferably, the power plug is provided with two groups suitable for different voltages of 220V and 380V.

[0014] Preferably, the power line is fixedly connected to the power probe by welding, and the signal line is fixedly connected to the signal probe by welding.

[0015] By adopting the above scheme, the probes are arranged according to the corresponding positions of the contacts on the terminal disk, and each probe is connected to the power socket and the signal socket on the socket fixing plate through the power line or the signal line, so as to ensure the accuracy of wiring; the wiring device is fixedly connected to the terminal disk by the positioning screw, which is convenient for disassembly. The wiring device can be used for testing multiple products in the same batch. It is only necessary to contact the probe with the contact of the terminal disk to realize wiring. It is not necessary to wire each test product, so as to avoid damage to the metal wire caused by repeated wiring, reduce production costs, make wiring convenient and quick, and effectively improve production efficiency; at the same time, the power socket is suitable for plugs of different voltages to meet the voltage requirements of different products.

[0016] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a side view of the utility model;

[0019] Figure 3 for Figure 2 A-direction view;

[0020] Figure 4 for Figure 2 B-direction view;

[0021] Figure 5 This is a schematic diagram of the structure of the probe fixing plate of the utility model;

[0022] Figure 6 for Figure 5 CC section view;

[0023] Figure 7 This is a diagram showing the serial number of the probe mounting holes of the probe fixing plate of the utility model;

[0024] Figure 8 This is a schematic diagram of the structure of the power probe head of the utility model;

[0025] Fig. 9 This is a schematic diagram of the structure of the power probe cover of the utility model;

[0026] Fig.10 This is a schematic diagram of the structure of the signal probe head of the utility model;

[0027] Fig.11 This is a schematic diagram of the structure of the signal probe cover of the utility model;

[0028] Fig.12 This is a schematic diagram of the signal plug and cable connection of the utility model;

[0029] Fig.13 It is a structural schematic diagram of a first power plug of the utility model;

[0030] Fig.14 It is a structural schematic diagram of the second power plug of the utility model. DETAILED DESCRIPTION

[0031] See also Figures 1 to 14 , a wiring device for a multi-contact terminal disk, comprising a probe fixing plate 5 and a socket fixing plate 1. The probe fixing plate 5 is connected to the socket fixing plate 1 through a plurality of support columns 4, countersunk holes 53 are arranged on the probe fixing plate 5 and the socket fixing plate 1, threaded holes are arranged at both ends of the support column 4, and the two ends of the support column 4 are respectively fixedly connected to the probe fixing plate 5 and the socket fixing plate 1 by screws; four power probes 7 are arranged in a matrix distribution at the center of the probe fixing plate 5, and the power probes 7 are fixed in the power probe mounting holes 52 arranged on the probe fixing plate 5, and a plurality of signal probes 8 are arranged at the center of the ring probe fixing plate 5, and the signal probes 8 are fixed in the signal probe mounting holes 51 arranged on the probe fixing plate 5. The power probes 7 and the signal probes 8 are respectively fixedly installed in the power probe mounting holes 52 and the signal probe mounting holes 51 by glue, which is convenient for fixing and installing and has low cost. The number of the signal probe mounting holes 51 is more than the number of the signal probes 8, and is used to set the signal probes 8 according to the positions of the contacts of the terminal disk. A clearance hole 15 is arranged at the center of the socket fixing plate 1, and a power socket 3 for connecting a power plug and a signal socket 2 for connecting a signal plug 11 are fixedly installed at the clearance hole 15. The signal plug 11 is asymmetrically provided with multiple pins, and the signal socket 2 is provided with a socket corresponding to the pin position of the signal plug 11, so as to facilitate the alignment of the signal plug 11 and the signal socket 2. The power plug includes a first power plug suitable for 220V voltage and a second power plug suitable for 380V voltage. By setting two groups of plugs with different voltages, different power plugs can be replaced according to different power supply voltage requirements of the test product. Each power probe 7 is connected to the power socket 3 through a power line 31, and each signal probe 8 is connected to the signal socket 2 through a signal line 21. The power line 31 is fixedly connected to the power probe 7 by welding, and the signal line 21 is fixedly connected to the signal probe 8 by welding, so as to ensure that the connection line and the probe are firmly connected. A clamping groove 6 is arranged on the probe fixing plate 5, and the cross section of the clamping groove 6 is cross-shaped. The clamping groove 6 is located between the four power probes 7 and is used for clamping with the tenon of the terminal plate. The bottom of the clamping slot 6 is eccentrically provided with a positioning hole 61, which is used to determine the direction and is connected to the terminal plate through a positioning screw 54. The clearance hole 15 is located at the center of the socket fixing plate 1, which is convenient for connecting the power line 31 and the signal line 21, and also makes way for installing the positioning screw 54, so as to facilitate the connection of the wiring device with the terminal plate.

[0032] Each signal probe mounting hole 51 and power probe mounting hole 52 is numbered, such as Figure 7 As shown, it is convenient to connect the power line 31 with the power socket 3 and the power probe 7, and it is also convenient to connect the signal line 21 with the signal socket 2 and the signal probe 8. When wiring, the wiring is performed according to the numbers to reduce labor intensity, avoid wrong wiring, and prevent accidents.

[0033] The power probe 7 includes a power probe head 71 and a power probe cover 72 , and the power probe cover 72 is fixedly connected to the probe fixing plate 5 . The signal probe 8 includes a signal probe head 81 and a signal probe cover 82 , and the signal probe cover 82 is fixedly connected to the probe fixing plate 5 .

[0034] In this embodiment, the outer circumferential surface of the probe fixing plate 5 is set as a stepped surface, and a clearance groove 62 is set at the edge of the clamping groove 6. The multiple signal probe mounting holes 51 are located at the bottom of the groove and the end surface of the groove 62, and the power probe mounting hole 52 is located at the bottom surface of the groove 62, so that the installation height and position of the signal probe 8 correspond to the contact structure of the terminal board.

[0035] When using this embodiment, first confirm the direction according to the positioning screw 54 in the positioning hole 61, and engage the clamping groove 6 of the probe fixing plate 5 with the clamping tenon of the terminal plate, then tighten the positioning screw 54 to fix the wiring device on the terminal plate, and after fixing, move the product to the test station, select a suitable power plug to connect it, and connect the signal plug to the signal socket according to regulations to perform the test. In this embodiment, the signal plug 11 is connected to a cable, and a plurality of metal wires 9 are arranged in the cable. The other end of the cable is connected to the signal source 10. By changing the corresponding connection between the metal wires 9 and the signal plug 11, the wiring device can be used in different products.

[0036] Compared with the prior art, the wiring device of the utility model has a one-to-one correspondence between the socket and the probe. Wiring can be achieved by simply contacting the probe with the terminal disk contact. There is no need to manually connect multiple metal wires to the terminal disk contacts during testing. The operation is convenient, the wiring efficiency is high, and the labor intensity is effectively reduced. At the same time, the metal wires can be avoided from being damaged due to repeated disassembly, thereby reducing production costs.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modification made to the present invention by those skilled in the art without departing from the spirit of the present invention shall fall within the protection scope of the present invention.

Claims

1. A wiring device for a multi-contact terminal board, characterized in that: The invention comprises a probe fixing plate (5) and a socket fixing plate (1), wherein the probe fixing plate (5) is connected to the socket fixing plate (1) via a plurality of support columns (4), four power probes (7) are arranged in a matrix arrangement at the center of the probe fixing plate (5), and a plurality of signal probes (8) are arranged around the center of the probe fixing plate (5), and a clearance hole (15) is arranged at the center of the socket fixing plate (1), and a power socket (3) for connecting a power plug and a signal plug (11) are fixedly installed offset from the clearance hole (15). The signal socket (2) is provided with a power supply probe (7) connected to the power supply socket (3) via a power supply line (31), and each signal probe (8) is connected to the signal socket (2) via a signal line (21); a clamping groove (6) is provided on the probe fixing plate (5), and the clamping groove (6) is located between the four power supply probes (7) and is used for clamping with the tenon of the terminal plate; a positioning hole (61) is eccentrically provided at the bottom of the clamping groove (6), and the positioning hole (61) is used for determining the direction and is connected to the terminal plate via a positioning screw (54).

2. The wiring device of the multi-contact terminal board according to claim 1, characterized in that: The power probe (7) is fixed in a power probe mounting hole (52) provided on the probe fixing plate (5), and the signal probe (8) is fixed in a signal probe mounting hole (51) provided on the probe fixing plate (5).

3. The wiring device of the multi-contact terminal board according to claim 2, characterized in that: The number of the signal probe mounting holes (51) is greater than the number of the signal probes (8), and is used to arrange the signal probes (8) in correspondence with the positions of the contacts on the terminal plate.

4. The wiring device of the multi-contact terminal board according to claim 2, characterized in that: Each signal probe mounting hole (51) and power probe mounting hole (52) is numbered.

5. The wiring device of the multi-contact terminal board according to claim 2, characterized in that: The power probe (7) is fixedly mounted in the power probe mounting hole (52) by glue, and the signal probe (8) is fixedly mounted in the signal probe mounting hole (51) by glue.

6. The wiring device of the multi-contact terminal board according to claim 1, characterized in that: The probe fixing plate (5) and the socket fixing plate (1) are both provided with countersunk holes (53), and both ends of the support column (4) are both provided with threaded holes, and the two ends of the support column (4) are respectively fixedly connected to the probe fixing plate (5) and the socket fixing plate (1) by screws.

7. The wiring device of the multi-contact terminal board according to claim 1, characterized in that: The cross section of the clamping groove (6) is cross-shaped.

8. The wiring device of the multi-contact terminal board according to claim 1, characterized in that: The signal plug (11) is provided with a plurality of pins asymmetrically, and the signal socket (2) is provided with sockets corresponding to the positions of the pins of the signal plug (11).

9. The wiring device of the multi-contact terminal board according to claim 1, characterized in that: The power plug arrangement is suitable for two groups of different voltages of 220V and 380V.

10. The wiring device of the multi-contact terminal board according to claim 1, characterized in that: The power line (31) is fixedly connected to the power probe (7) by welding, and the signal line (21) is fixedly connected to the signal probe (8) by welding.

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