CN211457770U

CN211457770U - Reinforced calculation module based on VPX

Info

Publication number: CN211457770U
Application number: CN202020371334.0U
Authority: CN
Inventors: 邢振国
Original assignee: Suzhou Yaoguo Electronics Co ltd
Current assignee: Suzhou Yaoguo Electronics Co ltd
Priority date: 2020-03-22
Filing date: 2020-03-22
Publication date: 2020-09-08
Anticipated expiration: 2030-03-22

Abstract

The utility model discloses a VPX-based reinforcement calculation module, which comprises a panel, a protection plate and a cold plate, wherein the cold plate is tightly attached and fixed on a chip of a printed circuit board, a reinforcement frame body is arranged around the printed circuit board and connected with the cold plate, and the panel is arranged on one side of the frame body and is vertical to the arrangement direction of the cold plate; the side opposite to the panel is a protection plate of a printed circuit board connection module, a mounting guide sleeve is arranged between the printed circuit board connection modules, and the mounting guide sleeve is matched with a guide pin with an anti-misplugging positioning surface on a printed circuit board back plate for use. The utility model discloses a consolidate the VPX board, simultaneously at the link module installation guard plate, improved the ability that the VPX module anti-vibration shocks resistance greatly, make the VPX module not only can use under the industrial control environment, can also use on military computer equipment such as car, ship, adaptable more abominable vibration environment to product application scope has been improved.

Description

Reinforced calculation module based on VPX

Technical Field

The utility model relates to a module is consolidated to the board specifically is a consolidate calculation module based on VPX, belongs to VPX module and consolidates technical field.

Background

The VPX bus is a new generation of high-speed serial bus standard which is proposed by the vta (VME International Trade Association ) organization on the basis of the VME bus in 2007, and the basic specification, mechanical structure, bus signal and other specific contents of the VPX bus are defined in the vta 46 series technical specification. The VPX standard board card based on VITA specification has been widely applied in the field of industrial control.

At present, a VPX standard board card is connected with a fixed panel through a standard fixed hole on a printed board, a chassis plastic guide rail is used for guiding and inserting, and after the VPX standard board card is inserted, a plug on the VPX board card is physically and electrically connected with a socket on a printed bottom board; and finally, the chassis is fixed through the mounting hole on the fixing panel. The fan can only be applied to a standard industrial control environment cabinet, and forced convection heat dissipation is realized through the fan; but not for a large number of users who employ hermetically sealed ruggedized chassis. In addition, for use in severe environment, the module strength cannot meet the actual requirement, the protection level required on military computer equipment such as vehicles and ships is more rigorous, and a design is needed, which can meet the basic requirement of heat dissipation and can also meet the requirements of impact resistance and vibration resistance.

SUMMERY OF THE UTILITY MODEL

The utility model provides a consolidate calculation module based on VPX through design and optimization to the structure, makes it satisfy and uses under adverse circumstances, satisfies corresponding temperature, impact, vibration requirement.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the VPX-based reinforced computing module comprises a panel, a protection plate and a cold plate, wherein the cold plate is tightly attached and fixed on a chip of a printed circuit board, reinforcing frame bodies are arranged on the periphery of the printed circuit board and connected with the cold plate, and the panel is arranged on one side of the frame bodies and is perpendicular to the arrangement direction of the cold plate; the side opposite to the panel is a protection plate of a printed circuit board connection module, a mounting guide sleeve is arranged between the printed circuit board connection modules, and the mounting guide sleeve is matched with a guide pin with an anti-misplugging positioning surface on a printed circuit board back plate for use.

The utility model discloses a further inject technical scheme, aforementioned reinforcement calculation module based on VPX, be equipped with on the panel and help the ware of pulling out, help the ware symmetry of pulling out to set up on the panel both sides.

In the VPX-based reinforcement calculation module, the outer side of the cold plate is a densely arranged fin-shaped heat dissipation structure, the direction of fins is parallel to the wind direction, a plurality of heat conduction bosses are arranged on the inner side of the cold plate, and the heat conduction bosses are tightly attached to components of the printed circuit board. The printed board is provided with a plurality of mounting positioning holes, and is connected with a cold plate through bolts and tightly connected with the cold plate so as to prevent impact and vibration.

According to the VPX-based reinforcement calculation module, the reinforcement frame body is made of the aluminum alloy material, and the heat dissipation performance is improved.

In the aforementioned VPX-based ruggedized computing module, the cold plate is made of aluminum alloy 2a12 or aluminum alloy 5a05, which is a lightweight material, and the heat-conducting boss is made of copper.

Further, in the aforementioned VPX-based reinforcement calculation module, the surfaces of the panel, the protection plate, the reinforcement frame and the cold plate are subjected to a three-proofing coating treatment, and the coating thickness is 45 μm ± 10 μm.

The utility model discloses possess following beneficial effect: the utility model discloses a consolidate the VPX board, simultaneously at the link module installation guard plate, improved the ability that the VPX module anti-vibration shocks resistance greatly, make the VPX module not only can use under the industrial control environment, can also use on military computer equipment such as car, ship, adaptable more abominable vibration environment to product application scope has been improved. Meanwhile, the panel frame is provided with the pulling-assisting device, so that the pulling-assisting device can play a role in assisting the pulling and inserting of the VPX reinforcing module, and the module can be led in and pulled out reliably and accurately. The utility model discloses a cold drawing structure can effectual improvement printing board's radiating efficiency, compensaties the not enough of traditional radiating mode, makes to consolidate the module and moves more reliably in adverse circumstances.

Drawings

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

FIG. 2 is a side schematic view of FIG. 1;

fig. 3 is a schematic view of the panel of fig. 1.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The embodiment provides a VPX-based reinforcement calculation module, and the structural design refers to VPX standard, and the basic size is 160mm × 233.35mm × 25.4mm, and the structure is as shown in FIGS. 1-3, including panel 1, guard plate 2 and cold drawing 3, and cold drawing 3 hugs closely and fixes on the chip of printed circuit board, and printed circuit board's periphery is equipped with reinforcement frame 4 and links to each other with cold drawing 3, and reinforcement frame 4 adopts aluminum alloy material to make. The panel is arranged on one side of the frame body and is perpendicular to the arrangement direction of the cold plates, the interface and the arrangement position of the panel are individually arranged according to needs, and the panel is provided with the pulling-assisting devices 5 which are symmetrically arranged on two sides of the panel 1. The side opposite to the panel is a protection plate of the printed circuit board connection module, a mounting guide sleeve 6 is arranged between the printed circuit board connection modules, and the mounting guide sleeve is matched with a guide pin with an anti-misplug positioning surface on the printed circuit board back plate for use, so as to prevent misplug. The outer side of the cold plate is provided with a close-packed fin-shaped heat dissipation structure 31, the direction of fins is parallel to the wind direction, a plurality of heat conduction bosses 32 are arranged on the inner side of the cold plate, and the heat conduction bosses 32 are tightly attached to components of the printed circuit board.

The heat radiation structure form of this embodiment adopts indirect air-cooled form, and electronic components carries out the heat conduction through the cold plate promptly. The reinforcing frame body is made of aluminum alloy materials, and heat dissipation performance is improved. The integral reinforcing module carries out three-proofing treatment of moisture resistance, mildew resistance and salt mist resistance, and the surfaces of parts are coated, so that the shielding effect of the whole machine is enhanced, and the conductivity between connecting surfaces is ensured; the coating is transparent, uniform and flat in appearance, has no bubbles, cracks, peeling, folds and pockmarks, and cannot be adhered with foreign matters; the mark seal on the printed board assembly can be clearly identified; the thickness of the coating is within the range of 45 mu m +/-10 mu m, and the electrical performance is kept intact after the coating is finished. The cold plate is made of aluminum alloy 2A12 or 5A05 light materials, and the main heat dissipation part is made of materials with good heat conductivity, such as pure copper T2. Materials for preventing the influence of the galvanic couple, such as highland barley paper, are considered during designing special-purpose parts such as insulation parts. The printed board is provided with 12 installation positioning holes for installing the cold plate and being tightly connected with the cold plate so as to prevent impact and vibration.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A VPX-based ruggedized computing module, comprising a panel, a shield plate, and a cold plate, wherein: the cold plate is tightly attached and fixed on a chip of the printed circuit board, a reinforcing frame body is arranged on the periphery of the printed circuit board and connected with the cold plate, and the panel is arranged on one side of the frame body and is vertical to the arrangement direction of the cold plate; the side opposite to the panel is a protection plate of a printed circuit board connection module, a mounting guide sleeve is arranged between the printed circuit board connection modules, and the mounting guide sleeve is matched with a guide pin with an anti-misplugging positioning surface on a printed circuit board back plate for use.

2. The VPX-based ruggedized computing module of claim 1, wherein: the panel is provided with pull-out aids which are symmetrically arranged at two sides of the panel.

3. The VPX-based ruggedized computing module of claim 1, wherein: the outer side of the cold plate is a densely arranged fin-shaped heat dissipation structure, the direction of fins is parallel to the wind direction, a plurality of heat conduction bosses are arranged on the inner side of the cold plate, and the heat conduction bosses are tightly attached to components of the printed circuit board.

4. The VPX-based ruggedized computing module of claim 1, wherein: the reinforcing frame body is made of aluminum alloy materials.

5. A VPX-based ruggedized computing module according to claim 3, wherein: the cold plate is made of aluminum alloy 2A12 or aluminum alloy 5A05 light materials, and the heat conduction boss is made of copper materials.

6. The VPX-based ruggedized computing module of claim 1, wherein: the surfaces of the panel, the protection plate, the reinforcing frame body and the cold plate are subjected to three-proofing coating treatment, and the thickness of the coating is 45 microns +/-10 microns.