CN218383799U - Programmable logic controller based on embedded encryption PCIE card quick installation - Google Patents

Abstract

The utility model discloses a programmable logic controller based on PCIe card is installed fast is encrypted in embedding, include: the bottom surface of the first slot fixing plate is provided with a signal connector; a second slot fixing plate connected with the first slot fixing plate; the second slot fixing plate is provided with a plurality of PCIe butt joint slot regions, and the slot position of each PCIe butt joint slot region corresponds to the signal connector in position and quantity. The technical scheme of the utility model it is limited to aim at solving prior art's PLC's control mainboard space, and the problem of the quick access of PCIe card can't be realized to interface quantity and the external function of equipment that the restriction control mainboard provided.

Description

Programmable logic controller based on embedded encryption PCIE card quick installation

Technical Field

The utility model relates to a computer technology field especially relates to a programmable logic controller based on quick installation of PCIE card is encrypted in embedding.

Background

The PLC is a computer device specially designed for application in industrial environment, and mainly comprises a power supply, a control mainboard and a related bus interface. Among the bus interfaces of the PLC, PCIe slots provided based on the peripheral device high-speed connection standard PCIe are one of the most dominant bus interfaces.

On a control mainboard of the PLC, a PCIe bus interface is usually designed by welding conductive contacts, or a PCIe slot is designed by accessing pins based on a PCIe protocol to a mainboard CPU, where the PCIe slot is a main access way of the PCIe bus interface in the PLC. PCIe as a third generation I/O bus can provide a solution of high-speed transmission bandwidth based on an end-to-end interconnection protocol, which results in that a control motherboard needs to access a large number of external devices, such as a graphics card, a RAID array card, and a solid state disk, through PCIe slots.

However, in general, a large number of electronic components are integrated on a control motherboard of the PLC, and a space provided for installing a PCIe slot is limited, which limits the number of interfaces and external device functions that can be provided by the control motherboard.

SUMMERY OF THE UTILITY MODEL

The utility model provides a programmable logic controller based on PCIE card is installed fast in embedding encryption aims at solving among the prior art PLC's control mainboard space limited, the problem of the external function of interface quantity and equipment that the restriction control mainboard provided.

In order to achieve the above object, the utility model provides a programmable logic controller based on PCIE card is installed fast in encryption of embedding, include:

the first slot fixing plate is provided with a signal connector;

a second slot fixing plate connected with the first slot fixing plate;

a wire assembly connecting the first slot fixing plate and the second slot fixing plate;

wherein,

the second slot fixing plate is provided with a plurality of PCIe butt joint slot regions, each PCIe butt joint slot region is fixed with a PCIe slot, and the PCIe slots are connected with the signal connector through the wire assemblies.

Preferably, the PCIe programmable logic controller further includes:

the communication bus is fixed on the top surface of the first slot fixing plate and electrically connected with the signal connector;

and the wire interface is fixed on the first slot fixing plate and is electrically connected with the communication bus.

Preferably, in the PCIe programmable logic controller, the wire assembly includes:

a wire trunk connected to the wire interface;

the plurality of wire branch circuits are connected with the wire trunk circuit in parallel and are respectively correspondingly connected with each PCIe slot;

a slot metal contact fixed at the tail end of the wire branch.

Preferably, the PCIe programmable logic controller further includes a switch mechanism, and the switch mechanism includes:

the slot baffles are respectively arranged in each PCIe butt joint slot area;

and the change-over switch is connected with the slot baffle and is arranged between the lead trunk and the lead branch.

Preferably, the PCIe programmable logic controller further includes a slot locking element fixed to each PCIe docking slot area; the slot screens piece includes:

and the plurality of buckles are fixed at four corners of the second slot fixing plate.

Preferably, the PCIe programmable logic controller further includes a sliding connector fixed to each PCIe docking bay, and the sliding connector includes:

the plug board is fixed on the edge of each PCIe butt joint slot area; wherein,

the inserting plate is provided with a slot limiting interlayer.

Preferably, in the PCIe programmable logic controller, the PCIe slot includes:

PCIe-x1 slots, PCIe-x4 slots, PCIe-x8 slots, and PCIe-x16 slots.

Preferably, in the PCIe programmable logic controller, the first slot fixing plate further includes:

and the expansion IO module is electrically connected with the main control chip on the control mainboard and is also electrically connected with the signal connector.

Preferably, in the PCIe programmable logic controller, the first slot fixing plate further includes:

the satellite positioning time service module is electrically connected with a main control chip of the control main board;

and the clock module is electrically connected with the satellite positioning time service module and is also electrically connected with the signal connector.

Preferably, the PCIe programmable logic controller further includes:

and the connecting hinge is fixed between the first slot fixing plate and the second slot fixing plate.

Preferably, the PCIe programmable logic controller further includes:

and the power supply is fixed on the second slot fixing plate and is electrically connected with each PCIe slot.

To sum up, the utility model discloses technical scheme provides a programmable logic controller based on quick installation of PCIE card is encrypted in embedding, bottom surface through first slot fixed plate sets up signal connector, connect first slot fixed plate on programmable logic controller's control mainboard through this signal connector, set up a plurality of PCIe on the second slot fixed plate and dock the slot district, can dock a plurality of PCIe slots through this PCIe dock the slot district, every PCIe slot homoenergetic enough inserts the PCIe card, a large amount of PCIe slots are in idle state, like this the PCIe card can insert fast, need not to queue up, wait for other PCIe cards to extract. And the trench in every PCIe butt joint slot region corresponds in position and quantity with signal connector, and corresponding just can insert this extension mainboard with a plurality of PCIe slots, solves current PLC's control mainboard space limited, restricts the problem of interface quantity and the external function of equipment that the control mainboard provided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic diagram of a prior art fast-installed programmable logic controller based on an embedded encrypted PCIe card;

FIG. 2 is an enlarged view of a portion of one of the connection designs provided by the embodiment of FIG. 1.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions in the present application as to "first," "second," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; "connected" may be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The problems to be solved by the embodiments of the present application are as follows:

the main access mode of the existing PCIe bus interface is to set a PCIe slot on a control mainboard, and a control mainboard 8 of a Programmable Logic Controller (PLC) is accessed to a large amount of external equipment through the PCIe slot. Generally, a large number of electronic components are integrated on a control mainboard of the PLC, and a space provided for installing PCIe slots is limited, which limits the number of interfaces and external functions of the device that the control mainboard can provide.

In order to solve the above problem, the following embodiments of the present application provide a programmable logic controller based on embedded encrypted PCIE card fast installation, and the PCIE slot 202 is fixed on the second slot fixing plate 2 by setting the second slot fixing plate 2 on the first slot fixing plate 1, and is electrically connected to the control motherboard through the wire assembly 3, so that the space of the control motherboard is indirectly expanded, thereby providing a large amount of space for installing the PCIE slot 202 and accessing to an external device.

To achieve the above purpose, referring to fig. 1, fig. 1 is a schematic structural diagram of a programmable logic controller based on embedded encryption PCIE card fast installation according to the present invention. As shown in fig. 1, the PCIe programmable logic controller on the expansion motherboard includes:

the first slot fixing plate 1 is fixedly arranged on the control mainboard, and the first slot fixing plate 1 is connected with relevant electric devices on the control mainboard.

The first slot fixing plate 1 is provided with a signal connector 101; the signal connector 101 is used to connect an associated electrical device (e.g., CPU) on the control board and fix the first socket fixing plate 1 on the control board.

A second slot fixing plate 2 connected to the first slot fixing plate 1;

and a wire assembly 3 connecting the first socket fixing plate 1 and the second socket fixing plate 2. The second slot fixing plate 2 is not directly connected with the control mainboard, but is connected with the first slot fixing plate 1 through the wire assembly 3, and is indirectly electrically connected with related devices on the control mainboard, so that the space of the control mainboard can be indirectly increased by the second slot fixing plate 2, and the access of a plurality of PCIe slots 202 can be realized. The second slot securing plate 2 can be connected to the first slot securing plate 1 by a hinge or the like.

Wherein,

the second slot fixing plate 2 is provided with a plurality of PCIe butt joint slot zone areas 201, each PCIe butt joint slot zone area 201 is fixed with a PCIe slot 202, each PCIe butt joint slot zone area 201 is used for accessing and fixing the PCIe slot 202, thus, the space can be provided for installing a plurality of PCIe slots 202 by setting the plurality of PCIe butt joint slot zone areas 201, the PCIe slots 202 are connected with the signal connector 101 through the wire assembly 3, a large amount of external equipment can be accessed through the plurality of PCIe slots 202, for example, a display card, a RAID array card, a solid state hard disk and the like, thereby the number of interfaces which can be accessed by the control mainboard is increased, and the external function of the equipment is expanded.

To sum up, the embodiment of the utility model provides a programmable logic controller PCIe programmable logic controller based on quick installation of PCIE card is encrypted in embedding, bottom surface at first slot fixed plate 1 sets up signal connector 101, connect first slot fixed plate 1 on the control mainboard through this signal connector 101, and set up a plurality of PCIe butt joint slot position district 201 on second slot fixed plate 2, can dock a plurality of PCIe slots 202 through this PCIe butt joint slot position district 201, and every PCIe butt joint slot position and signal connector 101's position and the quantity of slot position district 201 correspond, it is corresponding just can insert this extension mainboard with a plurality of PCIe slots 202, it is limited to solve current PLC's control mainboard space, the problem of interface quantity and the external function of equipment that the restriction control mainboard provided, and a large amount of PCIe slots are in idle state, a large amount of PCIe cards can quick access this PLC like this.

In addition, as a preferred embodiment, as shown in fig. 1, the PCIe programmable logic controller further includes:

a communication bus 102 fixed to the top surface of the first socket fixing plate 1 and electrically connected to the signal connector 101; the communication bus 102 is fixed in the first socket fixing plate 1, so that the signal connector 101 is connected to the electrical components of the control board, and the communication bus 102 can lead out the signal of the signal connector 101.

And a wire interface 103 fixed to the first socket fixing plate 1 and electrically connected to the communication bus 102. The wire interface 103 is fixed to the first slot fixing board 1 and electrically connected to the communication bus 102, so that communication signals from the communication bus 102 can be connected to the PCIe slot 202 of the second slot fixing board 2 through the wire interface 103.

According to the technical scheme provided by the embodiment of the application, the communication bus 102 is connected with the signal connector 101, so that the communication signal can be led out from the control mainboard, and the communication signal is connected to the PCIe slot 202 of the second slot fixing plate 2 through the wire interface 103.

As a preferred embodiment, as shown in fig. 2, in the PCIe programmable logic controller, the wire assembly 3 shown in fig. 1 includes:

a wire trunk 301 connected to the wire interface 103. The wire trunk 301 is used for connecting the communication signal led out from the signal connector 101 to the second slot fixing plate 2 through the wire interface 103.

A plurality of conductor branches 302 connected in parallel with the conductor trunk 301 and respectively connected to each PCIe slot 202. The wire branch 302 is connected in parallel with the wire trunk 301, so that the communication signals led out from the slot fixing pins can be connected to the PCIe slot 202 of each PCIe docking slot area 201 through the wire branch 302.

And slot metal contacts 303 fixed to the ends of the wire branches 302, wherein the slot metal contacts 303 contact pins of the PCIe slot 202, so that the PCIe slot 202 of each PCIe docking bay 201 can be accessed to the control motherboard.

The technical scheme that this application embodiment provided is through setting up wire main road 301 to set up many wire branch roads 302 parallelly connected with wire main road 301 parallelly connected, then insert PCIe slot 202 to the control mainboard through being fixed in wire branch road 302 terminal slot metallic contact 303, can realize the connection of a plurality of PCIe slots 202.

As a preferred embodiment, as shown in fig. 2, the PCIe programmable logic controller further includes a switch mechanism 4, where the switch mechanism 4 includes:

a socket barrier 401 disposed in each PCIe docking bay area 201; the slot fence 401 is used for sensing whether the PCIe slot 202 is accessed in the PCIe docking bay 201, and when the PCIe docking bay 201 is accessed in the PCIe slot 202, the PCIe slot 202 touches the slot fence 401.

A switch stem 402 connected to the slot blocking plate 401 and disposed between the wire stem 301 and the wire branch 302. When the PCIe docking slot site area 201 is accessed with the PCIe slot 202, the PCIe slot 202 may touch the slot baffle 401, the slot baffle 401 may displace, and the slot baffle 401 is connected to the switch opening stem 402, so that the displacement of the slot baffle 401 may cause the switch opening stem 402 to close, so that the wire branch 302 is accessed to the signal connector 101 of the first slot fixing plate 1, and further, the PCIe slot 202 is connected to the control motherboard; similarly, when the PCIe slot 202 of the PCIe docking bay 201 moves out, the slot fence 401 is reset, and the switch stem 402 is also restored, so that the branch is disconnected.

As a preferred embodiment, as shown in fig. 2, the PCIe programmable logic controller further includes a power supply 5 fixed to the second slot fixing plate 2 and electrically connected to each PCIe slot 202. The power supply 5 is used to supply power to devices connected to each PCIe slot 202.

In addition, as shown in fig. 2, as a preferred embodiment, the above programmable logic controller further includes a sliding connector 6 fixed to each PCIe docking slot bay 201, and the sliding connector 6 enables the PCIe slot 202 to be slidably connected into the PCIe docking slot bay 201. Wherein, the sliding connection piece 6 includes:

a patch panel 601 secured to an edge of each PCIe docking bay 201; the patch panel 601 is formed with a slot-defining interlayer 602. Through the patch panel 601, the PCIe slot 202 is slidably connected into the PCIe docking bay 201, and the PCIe slot 202 is held and retained by the slot retaining interlayer 602, and the PCIe slot 202 is retained.

In addition, as a preferred embodiment, in the PCIe programmable logic controller described above, the PCIe slot 202 includes: PCIe-x1 slots, PCIe-x4 slots, PCIe-x8 slots, and PCIe-x16 slots. The connection design structure provided by the embodiment of the application supports PCIe slots in various forms.

As a preferred embodiment, as shown in fig. 1, in the PCIe programmable logic controller, the first socket fixing plate 1 further includes:

and the expansion IO module 104 is electrically connected with the main control chip on the control mainboard, and the expansion IO module 104 is also electrically connected with the signal connector 101.

According to the technical scheme provided by the embodiment of the application, the PCIe slot 202 can be accessed to the main control chip of the control mainboard through the expansion IO module 104 by connecting the expansion IO module 104 with the signal connector 101.

In addition, as a preferred embodiment, as shown in fig. 1, the first socket fixing board 1 in the PCIe programmable logic controller further includes:

the satellite positioning time service module 105 is electrically connected with the main control chip 801 of the control mainboard 8;

a clock module 106 electrically connected to the satellite positioning and timing module 105, and the clock module 106 is also electrically connected to the signal connector 101.

The satellite positioning time service module 105 can receive signals of a Beidou navigation system or other navigation positioning systems, and service time and calibrate the clock module 106 to control the accuracy of the clock module 106.

In addition, as a preferred embodiment, as shown in fig. 1 and fig. 2, the PCIe programmable logic controller further includes:

and the connecting hinge 7 is fixed between the first slot fixing plate 1 and the second slot fixing plate 2. Through this connection hinge 7, the second slot fixing plate 2 can be movably connected to the first slot fixing plate 1, thereby movably connecting the second slot fixing plate 2 with the control main board 8.

To sum up, the embodiment of the utility model provides a PCIe programmable logic controller on control mainboard, bottom surface through first slot fixed plate 1 sets up signal connector 101, connect first slot fixed plate 1 on control mainboard through this signal connector 101, set up a plurality of PCIe butt joint slot position district 201 on the second slot fixed plate 2, can dock a plurality of PCIe slots 202 through this PCIe butt joint slot position district 201, and every PCIe butt joint slot position of slot position district 201 corresponds in position and the quantity with signal connector 101, it is corresponding just can insert this expansion mainboard with a plurality of PCIe slots 202, it is limited to solve current PLC's control mainboard space, the problem of the external function of interface quantity and equipment that the restriction control mainboard provided.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (10)

1. A programmable logic controller based on embedded encryption PCIE card quick installation is characterized by comprising:

the socket comprises a first socket fixing plate (1), wherein the first socket fixing plate (1) is provided with a signal connector (101);

a second slot fixing plate (2) connected with the first slot fixing plate (1);

a wire assembly (3) connecting the first slot fixing plate (1) and the second slot fixing plate (2);

wherein,

the second slot fixing plate (2) is provided with a plurality of PCIe butt joint slot regions (201), each PCIe butt joint slot region (201) is fixed with a PCIe slot (202), and the PCIe slot (202) is connected with the signal connector (101) through the wire assembly (3).

2. The programmable logic controller of claim 1, further comprising:

a communication bus (102) fixed on the top surface of the first slot fixing plate (1) and electrically connected with the signal connector (101);

and a wire interface (103) fixed to the first socket fixing plate (1) and electrically connected to the communication bus (102).

3. The programmable logic controller according to claim 2, wherein the wire assembly (3) comprises:

a wire trunk (301) connected to the wire interface (103);

a plurality of conductor branches (302) which are connected with the conductor trunk (301) in parallel and are correspondingly connected with each PCIe slot (202) respectively;

and the slot metal contact (303) is fixed at the tail end of the wire branch (302).

4. The programmable logic controller according to claim 3, further comprising a switching mechanism (4), the switching mechanism (4) comprising:

a socket barrier (401) disposed in each PCIe docking bay area (201) respectively;

and the change-over switch (402) is connected with the slot baffle (401) and is arranged between the lead trunk circuit (301) and the lead branch circuit (302).

5. The programmable logic controller of claim 1, further comprising:

and the power supply (5) is fixed on the second slot fixing plate (2) and is electrically connected with each PCIe slot (202).

6. The programmable logic controller of claim 1, further comprising a sliding connector (6) secured to each of the PCIe docking bay areas (201), the sliding connector (6) comprising:

a patch panel (601) secured to an edge of each of the PCIe docking bay areas (201); wherein,

the insertion plate (601) is formed with a slot limiting interlayer (602).

7. The programmable logic controller of claim 1, wherein the PCIe slot (202) comprises:

PCIe-x1 slots, PCIe-x4 slots, PCIe-x8 slots, and PCIe-x16 slots.

8. The programmable logic controller of claim 1, wherein the first socket mounting plate (1) further comprises:

the expansion IO module (104) is electrically connected with a main control chip on the control mainboard, and the expansion IO module (104) is also electrically connected with the signal connector (101).

9. The programmable logic controller of claim 1, wherein the first socket mounting plate (1) further comprises:

a satellite positioning time service module (105) electrically connected with a main control chip of the control mainboard;

and the clock module (106) is electrically connected with the satellite positioning time service module (105), and the clock module (106) is also electrically connected with the signal connector (101).

10. The programmable logic controller of claim 1, further comprising:

and the connecting hinge (7) is fixed between the first slot fixing plate (1) and the second slot fixing plate (2).

Images