CN219286727U

CN219286727U - I/O dustproof wiring terminal block for connecting industrial equipment

Info

Publication number: CN219286727U
Application number: CN202320776260.2U
Authority: CN
Inventors: 李新星; 林辉
Original assignee: Wuxi Antuoke Automation Technology Co ltd
Current assignee: Wuxi Antuoke Automation Technology Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-06-30
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses an I/O dustproof wiring terminal block for connecting industrial equipment, which relates to the technical field of terminal blocks and comprises a lower shell and an upper shell, wherein a printed circuit board is arranged between the lower shell and the upper shell, a first clamping block is arranged on the side surface of the lower shell, a first clamping groove is formed in the side surface of the upper shell, mounting lug plates are arranged on two sides of the lower shell, a partition plate is arranged on the top side of the lower shell, a plate placing groove is formed in the left side of the partition plate, and a support plate is arranged on the inner side of the plate placing groove. The I/O points are expanded through the ox horn connector and the mark connector, the points are reasonably distributed, the marks are obvious, the wiring is clear, and the I/O interface and the needle-shaped cold-pressed terminal are connected in a crimping manner, so that the wiring efficiency is high; in addition, the dustproof cover plate is used for carrying out dustproof treatment on the surface of the identification connector, so that the structural design is convenient for daily maintenance and overhaul, and long-term stable operation of the equipment is ensured.

Description

I/O dustproof wiring terminal block for connecting industrial equipment

Technical Field

The utility model relates to the technical field of terminal blocks, in particular to an I/O dustproof wiring terminal block for connecting industrial equipment.

Background

With the continuous development of industrial automation, in recent years, programmable Logic Controllers (PLCs) are favored by people with the unique advantages of high reliability, strong adaptability, good flexibility, simple programming, easy mastering and the like. In the PLC control system, the PLC is used as a main control device, and is necessarily connected with various input signals (such as buttons, limit switches, toggle switches, contacts of relays, other detection signals, and the like) and output devices (such as execution elements of relay coils, contactor coils, electromagnetic valves, and the like) in a control object. In actual work, because the PLC is limited by the scale of a PLC application system, the number of the PLC I/O points is often insufficient, and in order to expand the number of the I/O points for the PLC in use to meet the use requirement, a terminal block is selected, so that the cost performance of a control system is improved.

The terminal block can expand the point resource of the I/O, and the cost performance is high. However, most of the terminal blocks are in use, because of the large number of connected electronic devices, the connection is possibly disordered, the I/O wire terminals and the connector interface are difficult to correspond, and the connection mode of the common traditional screw tightening is low in connection efficiency and time-consuming and labor-consuming; in addition, the I/O wiring terminal block needs to be exposed and installed to work under the condition that the field environment is severe, dust is accumulated at the wiring position of the I/O wiring terminal block in daily accumulation, insulation is reduced under the condition that the environment humidity is high, input signals malfunction, unnecessary trouble is brought to the operation of field equipment, even safety accidents are caused, and in order to improve the prior art, the I/O dustproof wiring terminal block connected with industrial equipment is provided.

Disclosure of Invention

The utility model mainly aims to provide an I/O dustproof wiring terminal block for connecting industrial equipment, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a connect I/O dustproof binding post platform of industrial equipment, includes lower casing and last casing, be provided with the printed wiring board between lower casing and the last casing, the side of lower casing is provided with the fixture block No. one, the draw-in groove No. one has been seted up to the side of going up the casing, the both sides of lower casing all are provided with the installation otic placode, the top side of lower casing is provided with the baffle, the left side of baffle is provided with puts the board groove, the inboard of putting the board groove is provided with the extension board, the side of putting the board groove is provided with the fixture block No. two, no. two draw-in grooves have been seted up to the both sides of printed wiring board;

the ox horn connector and the sign connector are installed to the top side of printed circuit board, the surface of sign connector is provided with the I/O interface, the crimping has the needle terminal of colding pressing in the I/O interface, the top side of going up the casing is provided with the surrounding board, the surrounding board is U type structure, the top side of surrounding board is provided with dustproof apron, be provided with cam and buckle between surrounding board and the dustproof apron, the installation through-hole has been seted up to the upper end surface of going up the casing.

Preferably, the printed circuit board is located in the board placement groove, the support plate is in contact with the outer surface of the bottom end of the printed circuit board, the first clamping block is clamped with the first clamping groove, and the second clamping block is clamped with the second clamping groove.

Preferably, the three identification connectors are arranged in parallel, the three identification connectors are white, brown and blue respectively, identifiers are arranged at the contact parts of the upper shell and the identification connectors in one-to-one correspondence, a plurality of I/O interfaces are arranged, and the identification connectors are located on the inner sides of the surrounding baffles.

Preferably, the dustproof cover plate is rotationally connected with the surrounding baffle, the upper shell is clamped with the lower shell, and the printed circuit board is clamped with the lower shell.

Preferably, the mounting through holes are four, and the ox horn connector and the identification connector are respectively arranged in the four mounting through holes.

Preferably, the cam is located at two sides of the dustproof cover plate, and the buckle is located at front and rear sides of the dustproof cover plate.

Advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, I/O points are expanded through the ox horn connector and the identification connector, the points are reasonably distributed, the identification is obvious, the wiring is clear, a crimping wiring mode is adopted between the I/O interface and the needle-shaped cold-pressed terminal, the wiring efficiency is high, in addition, the printed circuit board is clamped and fixed through the lower shell and the upper shell, and the installation lug plate is convenient for the movement and installation of the terminal block and has a stable structure.

According to the utility model, the surface of the identification connector is subjected to dust prevention treatment through the dustproof cover plate, the structural design is convenient for daily maintenance and overhaul, meanwhile, the accumulated ash condition on the surface of the connector is effectively prevented, and the long-term stable operation of the equipment is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the utility model at A in FIG. 1;

FIG. 3 is an enlarged schematic view of the present utility model at B in FIG. 1;

fig. 4 is an enlarged schematic view of the present utility model at C in fig. 1.

In the figure: 1. a lower housing; 2. an upper housing; 3. a printed circuit board; 4. a first clamping block; 5. a first clamping groove; 6. a partition plate; 7. a board placing groove; 8. a support plate; 9. a second clamping block; 10. a second clamping groove; 11. a header connector; 12. identifying the connector; 13. an I/O interface; 14. pin cold-pressed terminals; 15. a surrounding baffle; 16. a dust-proof cover plate; 17. a cam; 18. a buckle; 19. mounting through holes; 20. and (5) mounting an ear plate.

Description of the embodiments

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Embodiment one: as shown in fig. 1 to 4, an I/O dustproof terminal block for connecting industrial equipment, comprising a lower case 1 and an upper case 2, characterized in that: a printed circuit board 3 is arranged between the lower shell 1 and the upper shell 2, a first clamping block 4 is arranged on the side face of the lower shell 1, a first clamping groove 5 is formed on the side face of the upper shell 2, mounting lug plates 20 are arranged on two sides of the lower shell 1, a partition plate 6 is arranged on the top side of the lower shell 1, a board placing groove 7 is arranged on the left side of the partition plate 6, a support plate 8 is arranged on the inner side of the board placing groove 7, a second clamping block 9 is arranged on the side face of the board placing groove 7, and a second clamping groove 10 is formed on two sides of the printed circuit board 3; the top side of the printed circuit board 3 is provided with a ox horn connector 11 and a sign connector 12, the outer surface of the sign connector 12 is provided with an I/O interface 13, and a needle-shaped cold-pressed terminal 14 is pressed in the I/O interface 13.

The printed circuit board 3 is positioned in the board placement groove 7, the support plate 8 is contacted with the outer surface of the bottom end of the printed circuit board 3, the first clamping block 4 is clamped with the first clamping groove 5, and the second clamping block 9 is clamped with the second clamping groove 10; the three identification connectors 12 are arranged in parallel, the three identification connectors 12 are respectively white, brown and blue, identifiers are arranged on the contact portions of the upper shell 2 and the identification connectors 12 in one-to-one correspondence, a plurality of I/O interfaces 13 are arranged, and the identification connectors 12 are located on the inner side of the surrounding baffle 15.

The printed circuit board 3 is clamped and fixed by arranging the lower shell 1 and the upper shell 2, and the mounting lug plate 20 is convenient for the movement and the mounting of the terminal block, so that the structure is stable; I/O points are expanded through the ox horn connector 11 and the identification connector 12, the points are reasonably distributed, the identification is obvious, and the wiring is clear; the I/O interface 13 and the needle cold-pressed terminal 14 are connected in a crimping manner, so that the wiring efficiency is high.

Embodiment two: as shown in fig. 1 to 4, an I/O dust-proof terminal block for connecting industrial equipment has a main structure substantially the same as that of the first embodiment, except that: the top side of the upper shell 2 is provided with a surrounding baffle 15, the surrounding baffle 15 is of a U-shaped structure, the top side of the surrounding baffle 15 is provided with a dustproof cover plate 16, a cam 17 and a buckle 18 are arranged between the surrounding baffle 15 and the dustproof cover plate 16, and the outer surface of the upper end of the upper shell 2 is provided with a mounting through hole 19.

The dustproof cover plate 16 is rotationally connected with the surrounding baffle 15, the upper shell 2 is clamped with the lower shell 1, and the printed circuit board 3 is clamped with the lower shell 1; the four mounting through holes 19 are arranged, and the ox horn connector 11 and the identification connector 12 are respectively arranged in the four mounting through holes 19; the cams 17 are located on both sides of the dust cover plate 16, where the cams 17 are not mounted on the dust cover plate 16, and as can be seen in the figures, the catches 18 are located on both front and rear sides of the dust cover plate 16.

Through setting up dustproof apron 16 and carrying out dustproof processing to sign connector 12 surface, structural design makes things convenient for daily maintenance to overhaul, and the effectual long-term steady operation of assurance equipment of preventing the accumulated ash condition on connector surface daily month accumulation simultaneously.

Working principle: it should be noted that, the utility model is an I/O dustproof terminal block for connecting industrial equipment, when in use, the I/O dustproof terminal block for connecting industrial equipment is provided, the installation ear plate 20 is an installation structure for fixing the device, the number of I/O points on the printed circuit board 3 are reasonably distributed, then the contact points of the printed circuit board 3 are welded and installed with the contact pieces of the ox horn connector 11 and the identification connector 12, the ox horn connector 11 is set as an O signal interface, three rows of identification connectors 12 are wrapped in the surrounding baffle 15, the white, brown and blue 3 identification connectors 12 are I signal interfaces, wherein the white connector is an I/O port, the red connector is a 24V interface, the blue connector is a 0V interface, and corresponding definition marks are printed in the shell, so that the on-site operation is clearer by obviously distinguishing the connection mode of the I/O.

When the I part is connected, the dustproof cover plate 16 can be rotated to be opened, the corresponding cable is inserted into the I/O interface 13 of the connector after being crimped by the needle-shaped cold-pressed terminal 14, the traditional screwing fixation is changed, the wiring efficiency is greatly improved, the dustproof cover plate 16 is rotated to be closed after the wiring is completed, the buckle 18 is pressed down to lock the buckle, the cam 17 has a damping anti-falling function, and meanwhile, the accumulated ash condition on the surface of the identification connector 12 is effectively prevented. The right side opening of the surrounding baffle 15 is used for facilitating placement of cables, when the whole device is in a vertical state, the opening of the surrounding baffle 15 is turned into a lower position, and at the moment, the dustproof effect is optimal.

In addition, the circuit part of the terminal block can be provided with a power supply indicator lamp, the power supply indicator lamp PW is a red lamp, the signal indicator lamp 00-07 is a blue lamp, and when any point I signal acts, the corresponding indicator blue lamp is lighted, so that whether the on-site wiring is wrong or not can be rapidly judged when wiring is carried out.

The point resources of the I/O can be saved through the first aspect of the terminal table, and the cost is saved; the I/O wiring terminal block in the second aspect has one-to-one corresponding indicator lamps for preventing wiring errors, so that debugging time is optimized; the third aspect is suitable for application occasions with limited space or control cabinets which can not be used, has wide application range and is convenient to move and install.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a connect industrial equipment's dustproof binding post platform of I/O, includes lower casing (1) and last casing (2), its characterized in that: a printed circuit board (3) is arranged between the lower shell (1) and the upper shell (2), a first clamping block (4) is arranged on the side face of the lower shell (1), a first clamping groove (5) is formed in the side face of the upper shell (2), mounting lug plates (20) are arranged on two sides of the lower shell (1), a partition board (6) is arranged on the top side of the lower shell (1), a board placing groove (7) is formed in the left side of the partition board (6), a support plate (8) is arranged on the inner side of the board placing groove (7), a second clamping block (9) is arranged on the side face of the board placing groove (7), and a second clamping groove (10) is formed in two sides of the printed circuit board (3);

ox horn connector (11) and sign connector (12) are installed to the top side of printed circuit board (3), the surface of sign connector (12) is provided with I/O interface (13), the crimping has needle cold pressing terminal (14) in I/O interface (13), the top side of last casing (2) is provided with surrounding board (15), surrounding board (15) are U type structure, the top side of surrounding board (15) is provided with dustproof apron (16), be provided with cam (17) and buckle (18) between surrounding board (15) and dustproof apron (16), installation through-hole (19) have been seted up to the upper end surface of last casing (2).

2. An I/O dust terminal block for connection to industrial equipment as set forth in claim 1, wherein: the printed circuit board (3) is located in the board locating groove (7), the support plate (8) is in contact with the outer surface of the bottom end of the printed circuit board (3), the first clamping block (4) is clamped with the first clamping groove (5), and the second clamping block (9) is clamped with the second clamping groove (10).

3. An I/O dust terminal block for connection to industrial equipment as set forth in claim 1, wherein: the three identification connectors (12) are arranged in parallel, the three identification connectors (12) are white, brown and blue respectively, identifiers are arranged on contact portions of the upper shell (2) and the identification connectors (12) in one-to-one correspondence, a plurality of I/O interfaces (13) are arranged, and the identification connectors (12) are located on the inner side of the surrounding baffle plate (15).

4. An I/O dust terminal block for connection to industrial equipment as set forth in claim 1, wherein: the dustproof cover plate (16) is rotationally connected with the surrounding baffle plate (15), the upper shell (2) is clamped with the lower shell (1), and the printed circuit board (3) is clamped with the lower shell (1).

5. An I/O dust terminal block for connection to industrial equipment as set forth in claim 1, wherein: the mounting through holes (19) are four, and the ox horn connector (11) and the identification connector (12) are respectively arranged in the four mounting through holes (19).

6. An I/O dust terminal block for connection to industrial equipment as set forth in claim 1, wherein: the cams (17) are positioned on two sides of the dustproof cover plate (16), and the buckles (18) are positioned on the front side and the rear side of the dustproof cover plate (16).