CN216901561U - VPX box that radiating effect is good - Google Patents

Abstract

The utility model discloses a VPX box with a good heat dissipation effect, and belongs to the technical field of VPX cabinets. According to the utility model, the first fan and the channel are arranged, and the positioning bolt is arranged to adjust the height of the first fan, so that the device is suitable for the heights of different VPX board cards and power supplies, the airflow is in full contact with the VPX board cards, the power supplies and other equipment, and the heat dissipation effect is improved; the first fans arranged on the two side plates can be arranged at different heights to form two parallel heat dissipation airflows, so that the heat dissipation effect in the box is good; set up the second fan on the upper cover plate, can make hot-air from the upper portion by the suction, prevent that hot-air from piling up in the incasement, cooperate first fan to form and rise the air current in the incasement, the radiating effect is good.

Description

VPX box that radiating effect is good

Technical Field

The utility model belongs to the technical field of VPX cabinets, and particularly relates to a VPX cabinet with a good heat dissipation effect.

Background

VPX is a new generation of bus standards based on high speed serial buses. The primary purpose of this standard development is to protect the applications of the VME bus, inherit and continue the VME bus. The VPX bus standard has strong I/O capability and high-performance network exchange capability to support higher backboard bandwidth, can comprehensively support the current high-speed serial interconnection standard, greatly increases the definable I/0 pin number of a user, and provides sufficient space for future upgrading and expanding; the VPX standard defines the overall dimension of a VPX board card, the topological structure of a back plate, the socket definition when various serial standard protocols are supported, the definition of a power socket, the definition of a monitoring bus and the like in detail. The method lays a solid foundation for the generalization of radar signal processing and data processing platforms.

The VPX standard is specially formulated for key high-performance systems and is commonly used in severe environments such as military use, aerospace and the like, and the design and the structural design of the chassis have the characteristics of firm and compact structure, good magnetic compatibility, strengthened circuit boards and ultrahigh power design, so that the requirement on heat dissipation performance is high, and the heat dissipation effect is improved by increasing heat dissipation holes in part of the chassis, but the improvement on the heat dissipation effect by the mode is poor.

SUMMERY OF THE UTILITY MODEL

The technical problem is as follows: aiming at the problems in the prior art, the utility model aims to provide a VPX box with a good heat dissipation effect to improve the heat dissipation effect of a chassis.

The technical scheme is as follows: in order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model provides a VPX case that radiating effect is good, including the frame and with curb plate, bottom plate, upper cover plate and the first fan of frame connection, be equipped with the channel on the curb plate, be equipped with on the first fan with the slider that the channel corresponds, the first fan pass through the channel with curb plate swing joint.

Preferably, the slot way is movably connected with a positioning bolt for positioning the first fan, and the sliding block is provided with a threaded hole corresponding to the positioning bolt.

Preferably, the channel is provided with a plurality of channels, and the number of the first fans is one or more than one.

Preferably, a hollow plate and a filter screen are arranged on the side plate corresponding to the channel, and the hollow plate is detachably connected with the side plate.

Preferably, the upper cover plate is provided with one or more second fans.

Preferably, a plurality of height columns are arranged on the upper cover plate, an outer cover plate is connected to the height columns, and a downward protruding portion is arranged on the outer cover plate.

Preferably, a plurality of mounting bars are arranged on the bottom plate.

Has the beneficial effects that: compared with the prior art, the utility model has the following advantages: 1. the height of the first fan can be adjusted by arranging the first fan and the channel and arranging the positioning bolt, so that the device is suitable for the heights of different VPX board cards and power supplies, airflow is in full contact with the VPX board cards, the power supplies and other equipment, and the heat dissipation effect is improved; 2. the first fans arranged on the two side plates can be arranged at different heights to form two parallel heat dissipation airflows, so that the heat dissipation effect in the box is good; 3. set up the second fan on the upper cover plate, can make hot-air from the upper portion by the suction, prevent that hot-air from piling up in the incasement, cooperate first fan to form and rise the air current in the incasement, the radiating effect is good.

Drawings

FIG. 1 is a schematic top view of the internal structure of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a side view structure of the embodiment;

FIG. 3 is an enlarged view at A in FIG. 1;

FIG. 4 is a schematic view of a first fan and a channel structure;

FIG. 5 is a schematic top view of the upper cover plate and the second fan;

fig. 6 is a side view of the mounting bar.

Detailed Description

The present invention will be further illustrated by the following specific examples, which are carried out on the premise of the technical scheme of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 and 2, 1, a VPX case that radiating effect is good, inside is used for placing equipment such as power 9 and VPX integrated circuit board 92, VPX case includes frame 1, two curb plates 2, bottom plate 3, upper cover plate 4, front end plate 11 and back end plate 12, frame 1 is the bar skeleton of whole case, frame 1 left and right sides sets up and is connected with curb plate 2 respectively, the lower terminal surface is connected with bottom plate 3, the upper cover plate 4 is connected with to the up end, preceding terminal surface is connected with front end plate 11, the rear end face is connected with back end plate 12, these 6 boards pass through screwed connection with frame 1, thereby can dismantle. Be equipped with a plurality of mounting bars 8 on bottom plate 3, 8 vertical settings of mounting bar, two mounting bars 8 form a set of, mounting bar 8 adopts current support strip, from the top down is provided with a plurality of connecting holes and is used for connecting device (as shown in fig. 6), be provided with power place plate on a set of mounting bar 8 that is close to rear end plate 12, power place plate has one section distance at incasement distance bottom plate 3, thereby can set up power 9 above at the incasement half-space height, leave other equipment of space installation of reservation below convenient, also convenient heat dissipation. The two groups of mounting bars 8 close to the front end plate 11 are connected with a plurality of pairs of guide grooves 91, the guide grooves 91 are arranged from top to bottom, the guide grooves 91 are used for guiding VPX board cards, the VPX board cards are transversely inserted from the direction of the front end plate 11 when the VPX board cards are used, and the VPX board cards are inserted into slots in the back of the box under the guidance of the guide grooves 91.

As shown in fig. 1, 3 and 4, 4 channels 21 are arranged in each side plate 2 from top to bottom, a first sliding groove 22 and a second sliding groove 23 are arranged on each channel 21, the channels 21 are divided into two groups in pairs, two sliding blocks 51 corresponding to one group of channels 21 are arranged on the first fan 5 for heat dissipation, and the sliding blocks 51 are placed in the channels 21 and slide up and down, so that the first fan 5 and the side plates 2 are movably connected up and down. Two positioning bolts 211 are movably connected on the channel 21, a threaded hole 511 corresponding to the positioning bolt 211 is arranged on the sliding block 51, the positioning bolt 211 penetrates through the second sliding groove 23 and is in threaded connection with the threaded hole 511, the sliding block 51 and the channel 21 can be fixedly connected by tightening the positioning bolt 211, thereby can fix first fan 5 the not co-altitude on curb plate 2, the height of first fan 5 is adjusted according to the setting condition of VPX integrated circuit board 92 in the VPX incasement to the convenience, make the air current can directly pass through VPX integrated circuit board 92, the radiating effect is improved, first fan 5 from the outside to the incasement air blast, 4 first fan 5 can set up at same height, also can both sides limit sets up at the co-altitude not of a height, make things convenient for the air current to get into from one side and flow out from the opposite side again, form the air current of twice parallel, also can set up at the height of difference according to the position of power 9 and VPX integrated circuit board 92, the radiating effect in every region in the improvement incasement.

As shown in fig. 2 and 4, the hollowed-out part of the side plate 2 corresponding to the middle of each group of channels 21 is arranged to facilitate air flow, a filter screen 23 is arranged in the hollowed-out part, the filter screen 23 adopts the existing air filter screen to block dust, a detachable hollowed-out plate 22 is arranged on the outer side of the filter screen 23, the hollowed-out plate 22 is connected with the side plate 2 through screws, and the filter screen 23 is replaced after being conveniently detached.

As shown in fig. 2 and 5, two second fans 6 are arranged on the upper cover plate 4, the second fans 6 are arranged above the VPX board card 9 area and above the power supply 9 area, the second fans 6 adopt exhaust fans to convey hot air in the box to the outside of the box, the hot air rises in the box in a natural state, the hot air can be rapidly exhausted by arranging the second fans 6, and in addition, the second fans are matched with the first fans 5, ascending heat dissipation airflow can be formed in the box, and the heat dissipation effect is better. Be equipped with a plurality of high posts 41 on the upper cover plate 4, be connected with outer apron 7 on the high post 41, outer apron 7 can block the water of top from the second fan 6 entering incasement, plays the guard action, is equipped with decurrent bulge 71 on the outer apron 7, and outer apron 7 cage lid is on the box, and bulge 71 plays water-proof effects, prevents that water from rolling to drop on the case or the joint department of back end plate 12.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Claims (7)

1. The utility model provides a VPX case that radiating effect is good, its characterized in that, including frame (1) and with curb plate (2), bottom plate (3), upper cover plate (4) and first fan (5) that frame (1) is connected, be equipped with channel (21) on curb plate (2), be equipped with on first fan (5) with slider (51) that channel (21) correspond, first fan (5) through channel (21) with curb plate (2) swing joint.

2. The VPX box with the good heat dissipation effect according to claim 1, wherein a positioning bolt (211) for positioning the first fan (5) is movably connected to the channel (21), and a threaded hole (511) corresponding to the positioning bolt (211) is formed in the sliding block (51).

3. A VPX box according to claim 2, wherein the number of the channels (21) is one or more than one, and the number of the first fans (5) is one or more than one.

4. The VPX box with the good heat dissipation effect according to claim 1, wherein a hollowed-out plate (22) and a filter screen (23) are arranged on the side plate (2) at positions corresponding to the channels (21), and the hollowed-out plate (22) is detachably connected with the side plate (2).

5. A VPX box according to claim 1, wherein the upper cover plate (4) is provided with one or more second fans (6), and the number of the second fans (6) is one or more than one.

6. A VPX box according to claim 1, wherein the upper cover plate (4) is provided with a plurality of height posts (41), the height posts (41) are connected with an outer cover plate (7), and the outer cover plate (7) is provided with a downward protrusion (71).

7. A VPX box according to claim 1, wherein the bottom plate (3) is provided with a plurality of mounting bars (8).

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