CN216960404U

CN216960404U - Compact multi-signal processing device

Info

Publication number: CN216960404U
Application number: CN202122684225.1U
Authority: CN
Inventors: 桑梓; 袁晓舒; 王海; 皋宽英; 沙学松
Original assignee: Dongfang Electric Co ltd
Current assignee: Dongfang Electric Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-07-12
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a compact multi-signal processing device, which relates to the technical field of industrial control and comprises a case, wherein a card insertion mounting area and a guide rail mounting area are arranged in the case; the card insertion mounting area is internally provided with a card insertion backboard and a plurality of cards, and the cards can be detachably mounted on the card insertion backboard; the guide rail installation area is internally provided with a support backboard, a guide rail and a plurality of non-plug-in card type devices, the guide rail is installed on the support backboard, the non-plug-in card type devices can be detachably installed on the guide rail, and the non-plug-in card type devices are in communication connection with the plug-in cards. The compact multi-signal processing device is provided with a plug-in card installation area and a guide rail installation area in a case, the plug-in card installation area is used for installing a plug-in card, and the guide rail installation area is used for installing non-plug-in card equipment.

Description

Compact multi-signal processing device

Technical Field

The utility model relates to the technical field of industrial control, in particular to a compact multi-signal processing device.

Background

In some industrial application scenarios with higher safety level, the field requires the control system to implement device-level heterogeneous redundancy, and therefore two or more signal processing devices with different designs and consistent functions need to be deployed at the same time. The existing signal processing device usually adopts two installation designs, one is an installation mode of a card insertion type case, and the other is an installation mode of DIN guide rail mounting. Due to the large difference of the two installation modes, the two installation modes are often respectively deployed in different cabinets on site.

The existing card-inserting type chassis is mainly designed according to the GB/T19520.12 standard, the standard defines that the front side and the rear side of the card-inserting type chassis both adopt card insertion, which leads to that the interior of the chassis can only adopt card insertion, and non-card-inserting type equipment can only be installed at other positions of the cabinet outside the chassis, so that the whole space utilization rate of the cabinet is reduced, and other equipment which widely adopts a guide rail installation mode needs to be independently installed at other positions of the cabinet. Devices that are currently widely installed in DIN rail include, but are not limited to, PLCs, AC-DC power supplies, relays, terminal blocks, etc. from various manufacturers.

For example, chinese patent application No. CN201721730811.2 discloses a multi-screen image stitching processor, which includes a chassis, where the chassis includes a front side plate, a rear side plate, a left side plate, a right side plate, an upper cover plate, and a lower bottom plate, which surround to form a hollow cylindrical first cavity; the rear side plate divides the first cavity into a second cavity and a third cavity which are different in size; a fan, a power supply module and a through hole for realizing communication between the second cavity and the third cavity are arranged on one side of the rear side plate, which is positioned in the third cavity; a control board card is arranged in the second cavity; the upper cover plate comprises a cross beam which is connected with the left side plate and the right side plate, a plurality of guide rails are arranged between the cross beam and the front side plate, and the guide rails can be moved outwards by stretching the guide rails; a plurality of input board cards or output board cards are arranged on the guide rail. The utility model has the advantages of reasonable structure and high stability; the plug-in card formula design convenient and fast satisfies different functional requirements, has reduced the fault rate of product, has reduced the maintenance cost.

In the above-mentioned patent, though make respective independent module with HDMI integrated circuit board, DVI integrated circuit board and VGA integrated circuit board respectively to adopt the form equipment of plug-in card, also be provided with the guide rail, but the effect of guide rail is installation HDMI integrated circuit board, DVI integrated circuit board, VGA integrated circuit board, is not installation non-plug-in card class equipment, and consequently the technical scheme of this patent is also very convenient to the installation of non-plug-in card class equipment.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model aims to provide a compact multi-signal processing device, which optimizes a card-inserting type case of GB/T19520.12 standard, increases the installation space of DIN guide rail type equipment, realizes the coexistence of a power supply installed by a guide rail, a PLC and a card, enables the device to adopt a self-made card for signal processing, supports the signal processing of a mainstream PLC, and improves the space utilization rate in the case on the basis of realizing multi-signal processing.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a compact multi-signal processing device comprises a case, wherein a card insertion mounting area and a guide rail mounting area are arranged in the case;

a card-inserting back plate and a plurality of cards are arranged in the card-inserting mounting area, and the cards can be detachably mounted on the card-inserting back plate; the card connector comprises a guide rail mounting area, and is characterized in that a support backboard, a guide rail and a plurality of non-card-inserting equipment are arranged in the guide rail mounting area, the guide rail is mounted on the support backboard, the non-card-inserting equipment can be detachably mounted on the guide rail, and the non-card-inserting equipment is in communication connection with the card connector.

The chassis comprises a front panel, a rear panel, a left panel, a right panel, an upper panel and a lower panel, wherein the front panel, the rear panel, the left panel, the right panel, the upper panel and the lower panel are enclosed to form the chassis;

the card inserting back plate and the supporting back plate are vertically installed between the left panel and the right panel, the front panel, the card inserting back plate, the left panel, the right panel, the upper panel and the lower panel are surrounded to form the card inserting installation area, and the rear panel, the supporting back plate, the left panel, the right panel, the upper panel and the lower panel are surrounded to form the guide rail installation area.

Further, the upper panel and the rear panel are detachably arranged, a plurality of heat dissipation holes are formed in the left panel, the right panel, the front panel and the lower panel, and the case is made of aluminum.

Furthermore, the card insertion backboard is a printed circuit board, and a plurality of connectors used for being connected with the plurality of cards are arranged on the card insertion backboard.

Further, a voltage conversion circuit is arranged on the card-inserting back plate.

Further, the plug-in card is a printed circuit board, and the plug-in card is vertically inserted into the plug-in card mounting area.

Further, the plug-in cards comprise a PLC special plug-in card and a replaceable plug-in card, and the replaceable plug-in card comprises a main processing card, a communication card, an analog quantity I/O card and a digital quantity I/O card.

Further, the support back plate is made of stainless steel, the guide rail is a DIN guide rail, and the guide rail is horizontally arranged in the middle of the support back plate.

Further, the add-on-card type device includes a PLC and a power supply, and the PLC and the power supply are mounted on the DIN rail.

Further, the power supply is provided with two power supplies, and the two power supplies are AC-DC power supplies which are mutually redundant.

The utility model has the beneficial effects that:

according to the compact multi-signal processing device provided by the utility model, the card insertion installation area and the guide rail installation area are arranged in the case, the card insertion installation area is used for installing a card, and the guide rail installation area is used for installing non-card-insertion equipment, so that the multi-signal processing device simultaneously supports the installation of the card and the guide rail type equipment, the coexistence problem of various types of equipment with different installation modes in the same case is solved, and the space utilization rate in the case is improved.

Drawings

FIG. 1 is a top view of the present invention;

FIG. 2 is a schematic view of a rail mount area of the present invention;

FIG. 3 is a schematic view of a card insertion mounting area of the present invention;

reference numerals:

1. a chassis; 11. a front panel; 12. a rear panel; 13. a left panel; 14. a right panel; 15. an upper panel; 16. a lower panel; 2. a card insertion installation area; 21. a card-inserting backplane; 22. inserting a card; 23. a PLC special plug-in card; 24. the card can be replaced; 3. a guide rail mounting area; 31. a support backing plate; 32. a guide rail; 33. a PLC; 34. and a power supply.

Detailed Description

The idea, specific structure and technical effects of the present invention will be described clearly and completely in the following description in conjunction with the embodiments and the accompanying drawings to fully understand the objects, features and effects of the present invention.

Example 1

A compact multi-signal processing apparatus, as shown in fig. 1-3, includes a chassis 1, a card-insertion mounting area 2 and a rail-mounting area 3 are arranged inside the chassis 1; a card-inserting back plate 21 and a plurality of cards 22 are arranged in the card-inserting mounting area 2, and the cards 22 can be detachably mounted on the card-inserting back plate 21; the support backboard 31, the guide rail 32 and the plurality of non-card-type devices are arranged in the guide rail installation area 3, the guide rail 32 is arranged on the support backboard 31, the non-card-type devices are detachably arranged on the guide rail 32, and the non-card-type devices are in communication connection with the cards 22 through signal connection lines.

In this embodiment, the card installation area 2 is used for installing a plurality of cards 22, the rail installation area 3 is used for installing a plurality of non-card-insertion devices, and the multi-signal processing device simultaneously supports the installation of the cards 22 and the rail-type non-card-insertion devices, thereby solving the coexistence problem of various devices with different installation modes in the same chassis and improving the space utilization rate inside the chassis.

Example 2

In this embodiment, a further improvement is made on the basis of embodiment 1, as shown in fig. 1 to 3, the chassis 1 includes a front panel 11, a rear panel 12, a left panel 13, a right panel 14, an upper panel 15, and a lower panel 16, and the front panel 11, the rear panel 12, the left panel 13, the right panel 14, the upper panel 15, and the lower panel 16 enclose to form the chassis 1.

The card-inserting back plate 21 and the supporting back plate 31 are vertically installed between the left panel 13 and the right panel 14, the front panel 11, the card-inserting back plate 21, the left panel 13, the right panel 14, the upper panel 15 and the lower panel 16 are enclosed to form a card-inserting installation area 2, the rear panel 12, the supporting back plate 31, the left panel 13, the right panel 14, the upper panel 15 and the lower panel 16 are enclosed to form a guide rail installation area 3, the vacant space after the chassis 1 is installed is effectively utilized, and therefore the utilization rate of the whole space of the chassis 1 is improved.

The top panel 15 and the rear panel 12 are removable to facilitate opening, installation and maintenance of the add-in card 22 and the add-in card type devices. The detachable installation mode can be the installation of conventional hinge rotation mode or the mode installation that the apron lid closed etc. can carry out conventional design according to actual demand.

The left panel 13, the right panel 14, the front panel 11 and the lower panel 16 are all provided with a plurality of heat dissipation holes to ensure the good heat dissipation of the chassis. The material of the case 1 is aluminum.

The size of the case is 4U case size, the height and the width meet GB/T19520.12 standard, specifically 177.8mm high is multiplied by 482.6mm wide, and the depth is customized according to actual conditions.

Example 3

This embodiment is further improved on the basis of embodiment 2, as shown in fig. 1 to 3, the card backplane 21 is a printed circuit board, and a plurality of connectors for connecting with a plurality of cards 22 are disposed on the card backplane 21. The card 22 is also a printed circuit board, the card 22 is vertically inserted into the card installation area 2 and is installed on the card backplane 21 through a connector, and the card 22 can realize bus communication through a circuit on the card backplane 21.

The cards 22 of the present embodiment include two types, a PLC dedicated card 23 and a replaceable card 24. The special PLC card 23 is a fixed circuit board that cannot be replaced, and is connected to the power supply and the PLC in the rail mounting area 3 through a signal connection line on the card backplane 21, so as to lead out the PLC signal and the power supply. The replaceable add-in card 24 is a self-contained circuit board that can be replaced with a card type and mounting location, including but not limited to a host processing card, a communications card, an analog I/O card, and a digital I/O card.

Example 4

This embodiment is further improved on the basis of embodiment 3, as shown in fig. 1 to 3, the support back plate 31 is made of stainless steel, and the guide rail 32 is a DIN guide rail. Support backplate 31 and install in quick-witted case depths, with quick-witted case about from top to bottom panel zonulae occludens, adopt stainless steel, intensity when guaranteeing the installation of DIN guide rail can support whole quick-witted case structure simultaneously. The guide rail 32 is horizontally arranged in the middle of the support back plate 31 and is fastened by screws.

The non-plug-in card type device comprises a PLC33 and a power supply 34, and the PLC33 and the power supply 34 are mounted on a DIN rail.

Specifically, two power supplies 34 are provided, and the two power supplies 34 are connected to the card backplane 21 through signal connection lines to supply power to the card mounting area 2. The two power supplies are mutually redundant AC-DC power supplies, and the conversion from 220V AC to 24V DC power supply is realized. The card-inserting back plate 21 is provided with a voltage conversion circuit for converting 24V DC into 12V, 5V and 3.3V DC voltage.

The embodiments of the present invention have been described in detail, but the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and the equivalents or substitutions are included in the scope of the present invention defined by the claims.

Claims

1. A compact multiple signal processing apparatus, characterized by: the card inserting device comprises a case (1), wherein a card inserting mounting area (2) and a guide rail mounting area (3) are arranged in the case (1);

a card-inserting back plate (21) and a plurality of cards (22) are arranged in the card-inserting mounting area (2), and the cards (22) can be detachably mounted on the card-inserting back plate (21); the card connector is characterized in that a supporting backboard (31), a guide rail (32) and a plurality of non-card-plugging devices are arranged in the guide rail mounting area (3), the guide rail (32) is arranged on the supporting backboard (31), the non-card-plugging devices are detachably arranged on the guide rail (32), and the non-card-plugging devices are in communication connection with the cards (22).

2. The compact multiple signal processing apparatus of claim 1, wherein: the case (1) comprises a front panel (11), a rear panel (12), a left panel (13), a right panel (14), an upper panel (15) and a lower panel (16), wherein the front panel (11), the rear panel (12), the left panel (13), the right panel (14), the upper panel (15) and the lower panel (16) are enclosed to form the case (1);

card-inserting backplate (21) and support backplate (31) are all vertically installed between left side panel (13) and right side panel (14), front panel (11), card-inserting backplate (21), left side panel (13), right side panel (14), top panel (15) and lower panel (16) enclose to close and form card-inserting installing zone (2), rear panel (12), support backplate (31), left side panel (13), right side panel (14), top panel (15) and lower panel (16) enclose to close and form guide rail installing zone (3).

3. The compact multiple signal processing apparatus of claim 2, wherein: the upper panel (15) and the rear panel (12) are detachably arranged, a plurality of heat dissipation holes are formed in the left panel (13), the right panel (14), the front panel (11) and the lower panel (16), and the case (1) is made of aluminum.

4. The compact, multiple signal processing apparatus of claim 1, wherein: the card-inserting back plate (21) is a printed circuit board, and a plurality of connectors used for being connected with the plurality of cards (22) are arranged on the card-inserting back plate (21).

5. The compact multiple signal processing apparatus of claim 4, wherein: and a voltage conversion circuit is arranged on the card-inserting back plate (21).

6. The compact multiple signal processing apparatus of claim 1, wherein: the plug-in card (22) is a printed circuit board, and the plug-in card (22) is vertically inserted into the plug-in card mounting area (2).

7. The compact, multiple signal processing apparatus of claim 1, wherein: the plug-in cards (22) include a PLC-specific plug-in card (23) and replaceable plug-in cards (24), the replaceable plug-in cards (24) including a main processing card, a communication card, an analog I/O card, and a digital I/O card.

8. The compact multiple signal processing apparatus of claim 1, wherein: the support back plate (31) is made of stainless steel, the guide rail (32) is a DIN guide rail, and the guide rail (32) is horizontally arranged in the middle of the support back plate (31).

9. The compact multiple signal processing apparatus of claim 8, wherein: the non-plug-in card type equipment comprises a PLC (33) and a power supply (34), wherein the PLC (33) and the power supply (34) are mounted on the DIN guide rail.

10. The compact multiple signal processing apparatus of claim 9, wherein: the power supply (34) is provided with two power supplies, and the two power supplies (34) are mutually redundant AC-DC power supplies.