CN112333952A

CN112333952A - Carbon fiber air-cooled case for airborne information processing

Info

Publication number: CN112333952A
Application number: CN202011253858.0A
Authority: CN
Inventors: 王恒海; 张梁娟; 夏鹏; 杨增钦
Original assignee: CETC 14 Research Institute
Current assignee: CETC 14 Research Institute
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-02-05

Abstract

The invention discloses a carbon fiber air-cooled case for airborne information processing, which relates to the technical field of airborne information processing cases and specifically comprises a case body and a case body frame, wherein the case body frame is fixedly connected inside the case body, reinforcing ribs are arranged inside the case body frame, the bottom and the top of the inner wall of the case body frame are respectively provided with a guide rail and a wedge piece, the wedge piece is positioned on the back surface of the guide rail, the inside of the case body frame is movably connected with an information processing module, the positions of the top and the bottom of the information processing module, which are connected with the wedge piece, are both fixedly connected with sealing rings, and the sealing rings are. Through box carbon fiber integrated forming, realized that weight compares and lightens 30% in aluminum alloy machine case, the rigidity intensity improves by a wide margin, through means such as optimizing forced air cooling channel structure, wedge seal design, improved environmental suitability, solved information processing machine case heat dissipation problem.

Description

Carbon fiber air-cooled case for airborne information processing

Technical Field

The invention relates to an airborne information processing case, in particular to a carbon fiber air-cooled case for airborne information processing.

Background

An onboard information processing chassis is a typical part of avionics, whose main functions are to couple, fasten and support the onboard electronics. The normal work or the good or bad reliability of the airborne electronic equipment is greatly related to the performance of the chassis.

At present, with the improvement of airborne environmental conditions and weight reduction requirements, the design and manufacture of a light-weight and high-performance chassis meeting the requirements has important significance. Currently, airborne information processing cabinets are all metal cabinets.

According to the carbon fiber air-cooled case for airborne information processing, the airborne information processing case has the characteristics of light weight, high rigidity and strength, excellent heat dissipation, good environmental adaptability and the like through means of integrated forming of the carbon fibers of the case body, optimization of an air-cooled channel structure, wedge-shaped sealing design and the like.

At present, the integrated carbon fiber signal processing air-cooled case is not applied to the field of information processing cases.

Disclosure of Invention

The invention aims to provide a carbon fiber air-cooled case for airborne information processing, which is integrally formed by carbon fibers, has a wedge-shaped sealed air duct and has an air inlet structure at one end and air outlet structures at two sides, so that the airborne information processing case has the characteristics of light weight, high rigidity and strength, excellent heat dissipation, good environmental adaptability and the like, and solves the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a carbon fiber forced air cooling machine case for machine carries information processing, including box and box frame, box frame fixed connection is in the inside of box, box frame's inside is provided with the strengthening rib, the bottom and the top of box frame inner wall are equallyd divide and do not are provided with guide rail and wedge piece, the wedge piece is located the back of guide rail, box frame's inside swing joint has information processing module, information processing module's the equal fixedly connected with sealing washer in position that top and bottom and wedge piece are connected, the equal swing joint of sealing washer is on the surface of wedge piece, information processing module's top and bottom swing joint are respectively in the inside of guide rail, box frame's the back is provided with the back shroud through the bolt, the front of box is provided with the fan subassembly, the wind hole has been seted up to.

As a further scheme of the invention: the fan assembly comprises a cover body, a front cover plate and a fan, the front cover plate and the fan are arranged inside the cover body respectively, the fan is located between the front cover plate and the cover body, and the front cover plate is located on the back of the fan.

As a further scheme of the invention: and a filtering structure is arranged at the position of the front surface of the cover body corresponding to the air port of the fan.

As a further scheme of the invention: the filtering structure comprises a filtering frame, a filter screen, a groove, a sealing ring, a sealing gasket and an annular groove, wherein the sealing ring is fixedly connected to the side surface of the filtering frame, the groove is arranged on the front surface of the cover body, the annular groove is arranged on the side surface of the inner wall of the groove, the sealing ring is movably connected to the inside of the annular groove, the filter screen is fixedly connected to the inside of the filtering frame, the sealing gasket is fixedly connected to the back surface of the filtering frame, and the back surface of the sealing gasket is movably.

As a further scheme of the invention: the shrouding structure includes movable frame, fly leaf, activity groove and fly leaf groove, and the fly leaf groove is seted up in the side of wind hole inner wall, and the top of box is seted up to the fly leaf groove, and the fly leaf groove communicates with each other with the fly leaf groove, and the inside at the fly leaf is connected to the fly leaf movable frame swing joint, the both ends of fly leaf and the inner wall fixed connection of fly leaf, the fly leaf then swing joint is in the inside in fly leaf groove.

As a further scheme of the invention: the guide rail, the reinforcing ribs and the wedge are formed by carbon fiber balanced and symmetrical laying layers, and the box body frame is integrally formed by carbon fiber.

As a further scheme of the invention: the fan assembly, the box body and the information processing module in the case jointly form an air cooling channel, and the sealing ring and the case wedge are pressed oppositely to form sealing.

As a further scheme of the invention: the using method comprises the following steps:

firstly, fixing a rear cover plate on the back of a box body through screws, then moving an information processing module towards the back to enable the information processing module to slide to the inside of a box body frame on a guide rail, so that a sealing ring and the surfaces of wedge pieces are pressed oppositely to form sealing, then fixing a fan assembly on the front of the box body through screws, starting the fan assembly, and sucking external air by a fan;

and step two, the air passes through the information processing module after being filtered by the filtering structure, as shown in the figure, the air absorbs heat and then reaches the wedge piece again, then reaches the inside of the air hole through the wedge piece, and finally discharges hot air from the inside of the air hole.

Compared with the prior art, the invention has the beneficial effects that:

according to the carbon fiber air-cooled case for airborne information processing, the weight is reduced by 30% compared with that of an aluminum alloy case by integrally forming the carbon fibers of the case body, the rigidity and the strength are greatly improved, the environment adaptability is improved by optimizing air-cooled channel structures, wedge-shaped sealing designs and other means, and the problem of heat dissipation of the information processing case is solved.

Drawings

FIG. 1 is a schematic view of the external shape of a carbon fiber air-cooled chassis for onboard information processing.

FIG. 2 is a schematic diagram of the box assembly of a carbon fiber air-cooled chassis for airborne information processing.

FIG. 3 is a schematic illustration of a fan assembly in a carbon fiber air-cooled chassis for on-board information processing.

FIG. 4 is a schematic diagram of a fan assembly in a carbon fiber air-cooled chassis for on-board information processing.

FIG. 5 is a schematic view of a duct configuration of a fan assembly, an information processing module and wedges in a carbon fiber air-cooled chassis for on-board information processing.

FIG. 6 is a left side cross-sectional view of a carbon fiber air-cooled enclosure housing for on-board information processing.

FIG. 7 is an enlarged view of the structure of FIG. 6A in a carbon fiber air-cooled cabinet for onboard information processing.

FIG. 8 is an elevational cross-sectional view of a carbon fiber air-cooled chassis enclosure for airborne information processing at the location of the enclosure.

FIG. 9 is a top cross-sectional view of a carbon fiber air-cooled chassis enclosure for onboard information processing in a position.

As shown in the figure: 1. a box body; 2. a fan assembly; 3. a rear cover plate; 4. a box frame; 5. a guide rail; 6. reinforcing ribs; 7. a wedge; 8. a front cover plate; 9. a cover body; 10. a fan; 11. an information processing module; 12. a seal ring; 13. a wind hole; 14. a closing plate structure; 141. a movable frame; 142. a movable plate; 143. a movable groove; 144. a movable plate groove; 15. a filter structure; 151. a filter frame; 152. a filter screen; 153. a groove; 154. a seal ring; 155. a gasket; 156. an annular groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 9, in the embodiment of the invention, a carbon fiber air-cooled chassis for airborne information processing includes a chassis 1 and a chassis frame 4, the chassis frame 4 is fixedly connected inside the chassis 1, a reinforcing rib 6 is arranged inside the chassis frame 4, a guide rail 5 and a wedge 7 are respectively arranged at the bottom and the top of the inner wall of the chassis frame 4, the guide rail 5, the reinforcing rib 6 and the wedge 7 are formed by carbon fiber balanced and symmetrical layering, the chassis frame 4 is integrally formed by carbon fiber, so that the weight of the chassis frame 4 is light, the chassis frame 4, the guide rail 5, the reinforcing rib 6 and the wedge 7 are connected by gluing, so that the chassis frame is convenient to detach and maintain, the wedge 7 is positioned at the back of the guide rail 5, the wedge 7 is triangular, the position of a through hole is connected with an air hole 13 box, when the information processing module 11 is installed, the guide, the offset line is placed, and then the position where the seal ring 12 is attached to the back surface of the information processing module 11 is made to closely fit the wedge 7, so that the wedge 7 is connected to the ventilation hole in the information processing module 11, and the connection position is sealed with the seal ring 12, so that the air entering the position is transmitted to the inside of the wedge 7, and the hot air is discharged through the air hole 13.

The inside of the box body frame 4 is movably connected with an information processing module 11, the positions of the top and the bottom of the information processing module 11, which are connected with the wedge-shaped pieces 7, are fixedly connected with sealing rings 12, the sealing rings 12 are movably connected on the surfaces of the wedge-shaped pieces 7, the top and the bottom of the information processing module 11 are provided with grooves, the shapes of the grooves are matched with the shapes of the guide rails 5, the grooves can slide on the guide rails 5 conveniently, the top and the bottom of the information processing module 11 are respectively and movably connected inside the guide rails 5, the back surface of the box body frame 4 is provided with a back cover plate 3 through bolts, the back cover plate 3 is sealed, the situation that an ideal air channel and a heat dissipation effect cannot be achieved when air is introduced is prevented, the fan assembly 2, the box body 1 and the information processing module 11 inside the case jointly form an air cooling channel, the sealing, and gaps are not easy to generate, so that the sealing performance is ensured.

The front side of the box body 1 is provided with a fan component 2, the fan component 2 comprises a cover body 9, a front cover plate 8 and a fan 10, the inside of the cover body 9 is respectively provided with the front cover plate 8 and the fan 10, the fan 10 is positioned between the front cover plate 8 and the cover body 9, the front cover plate 8 is positioned at the back side of the fan 10, the front side of the cover body 9 corresponding to the position of the air port of the fan 10 is provided with a filtering structure 15, the filtering structure 15 comprises a circular filtering frame 151, a filtering net 152, a groove 153, a sealing ring 154, a sealing gasket 155 and an annular groove 156, the sealing ring 154 is fixedly connected to the side surface of the filtering frame 151, the groove 153 is arranged at the front side surface of the cover body 9, the annular groove 156 is arranged at the side surface of the inner wall of the groove 153, the sealing ring 154 is movably connected to the inside of the annular groove 156, the filtering, the sealing ring 154 is used to position the filtering frame 151, prevent the filtering frame 151 from sliding and loosening during operation, and prevent the side air from entering and directly bringing dust into the filtering frame, so that the air is filtered by the filtering net 152, and the filtered air enters the information processing module 11.

The top and the bottom of the box body 1 are provided with air holes 13 corresponding to the positions of the wedges 7, the air holes 13 are in a long and thin rectangular shape, so that air with heat can be conveniently discharged, heat dissipation is performed, a closing structure 14 is arranged inside the air holes 13, the closing structure 14 comprises a movable frame 141, a movable plate 142, a movable groove 143 and a movable plate groove 144, the movable frame 141 is in a shape like a Chinese character 'kou', a plurality of air holes 13 are wrapped in the movable frame 141, then the movable plates 142 with the same number as the air holes 13 are connected, the movable plate groove 144 is arranged on the side surface of the inner wall of the air holes 13, the movable groove 143 is arranged on the top of the box body 1, the movable groove 143 is communicated with the movable plate groove 144, the movable frame 141 is movably connected inside the movable groove 143, two ends of the movable plate 142 are fixedly connected with the inner wall of the movable frame 141, the movable plate 142 is movably connected inside the movable, the movable frame 141 is driven to move left and right, so that the movable plate 142 is driven to move left and right in the movable plate groove 144, and the air holes 13 can be freely opened and closed, so that the air holes 13 are closed when the air-cooling fan is not used, dust is not easy to enter, and the air-cooling fan is opened when the air-cooling fan is used, and heat dissipation is convenient.

The using method comprises the following steps:

firstly, fixing a rear cover plate 3 on the back of a box body 1 through screws, then moving an information processing module 11 towards the back to enable the information processing module to slide on a guide rail 5 to the inside of a box body frame 4, so that a sealing ring 12 and the surface of a wedge piece 7 are pressed oppositely to form sealing, then fixing a fan assembly 2 on the front of the box body 1 through screws, starting the fan assembly 2, and sucking external air by a fan 10;

and step two, the air passes through the information processing module 11 after being filtered by the filtering structure 15, as shown in fig. 5, the air absorbs heat and then reaches the wedge 7 again, then reaches the inside of the air hole 13 through the wedge 7, and finally discharges hot air from the inside of the air hole 13, when the air is not used, the pulling block on the movable frame 141 is pulled manually, so that the movable frame 141 moves leftwards in the movable groove 143, and the movable frame 142 is driven to shield the air hole 13, so that dust is prevented from entering the inside of the box body 1 from the air hole 13.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention without departing from the spirit and scope of the invention.

Claims

1. A carbon fiber air-cooled case for airborne information processing comprises a case body (1) and a case body frame (4), and is characterized in that the case body frame (4) is fixedly connected inside the case body (1), reinforcing ribs (6) are arranged inside the case body frame (4), a guide rail (5) and a wedge piece (7) are respectively arranged at the bottom and the top of the inner wall of the case body frame (4), the wedge piece (7) is positioned at the back of the guide rail (5), an information processing module (11) is movably connected inside the case body frame (4), sealing rings (12) are fixedly connected at the positions where the top and the bottom of the information processing module (11) are connected with the wedge piece (7), the sealing rings (12) are movably connected on the surface of the wedge piece (7), the top and the bottom of the information processing module (11) are respectively movably connected inside the guide rail (5), and a rear cover plate (3) is arranged at the back of the case body, the front of box (1) is provided with fan subassembly (2), and wind hole (13) have been seted up to the top of box (1) and the position that the bottom corresponds wedge piece (7), and the inside of wind hole (13) is provided with shrouding structure (14).

2. The carbon fiber air-cooled cabinet for airborne information processing according to claim 1, wherein the fan assembly (2) comprises a cover body (9), a front cover plate (8) and a fan (10), the front cover plate (8) and the fan (10) are respectively arranged inside the cover body (9), the fan (10) is located between the front cover plate (8) and the cover body (9), and the front cover plate (8) is located on the back of the fan (10).

3. The carbon fiber air-cooled cabinet for airborne information processing according to claim 2, wherein the front face of the cover (9) is provided with a filter structure (15) at a position corresponding to the air outlet of the fan (10).

4. The carbon fiber air-cooled cabinet for airborne information processing according to claim 3, wherein the filtering structure (15) comprises a filtering frame (151), a filtering net (152), a groove (153), a sealing ring (154), a sealing gasket (155) and an annular groove (156), the sealing ring (154) is fixedly connected to the side surface of the filtering frame (151), the groove (153) is arranged on the front surface of the cover body (9), the annular groove (156) is arranged on the side surface of the inner wall of the groove (153), the sealing ring (154) is movably connected to the inside of the annular groove (156), the filtering net (152) is fixedly connected to the inside of the filtering frame (151), the sealing gasket (155) is fixedly connected to the back surface of the filtering frame (151), and the back surface of the sealing gasket (155) is movably connected to the front surface of the cover body (9).

5. The carbon fiber air-cooled cabinet for airborne information processing according to claim 1, wherein the closing plate structure (14) includes a movable frame (141), a movable plate (142), a movable groove (143) and a movable plate groove (144), the movable plate groove (144) is formed on a side surface of an inner wall of the air hole (13), the movable groove (143) is formed in a top portion of the cabinet body (1), the movable groove (143) and the movable plate groove (144) are communicated with each other, the movable frame (141) is movably connected inside the movable groove (143), two ends of the movable plate (142) are fixedly connected with the inner wall of the movable frame (141), and the movable plate (142) is movably connected inside the movable plate groove (144).

6. The carbon fiber air-cooled cabinet for airborne information processing according to claim 1, wherein the guide rails (5), the reinforcing ribs (6) and the wedges (7) are formed by carbon fiber balanced symmetrical laying, and the box body frame (4) is integrally formed by carbon fiber.

7. The carbon fiber air-cooled case for airborne information processing according to claim 1, wherein the fan assembly (2), the case body (1) and the case internal information processing module (11) jointly form an air-cooled channel, and the sealing ring (12) and the case wedge (7) are pressed against each other to form a seal.

8. The carbon fiber air-cooled cabinet for onboard information processing according to claim 1, wherein the use method is as follows:

firstly, fixing a rear cover plate (3) on the back of a box body (1) through screws, then moving an information processing module (11) towards the back to enable the information processing module to slide to the inside of a box body frame (4) on a guide rail (5), so that a sealing ring (12) and the surface of a wedge piece (7) are pressed oppositely to form sealing, then fixing a fan assembly (2) on the front of the box body (1) through the screws, starting the fan assembly (2), and sucking external air by a fan (10);

and secondly, the air passes through the information processing module (11) after being filtered by the filtering structure (15), as shown in fig. 5, the air absorbs heat and then reaches the wedge piece (7) again, then reaches the inside of the air hole (13) through the wedge piece (7), and finally discharges hot air from the inside of the air hole (13), and when the air is not used, the pulling block on the movable frame (141) is pulled manually, so that the movable frame (141) moves leftwards in the movable groove (143), and the movable frame (142) is driven by the pulling block to shield the air hole (13), and dust is prevented from entering the inside of the box body (1) from the air hole (13).