CN106255371B - Power supply box of ATR (attenuated total reflectance) case - Google Patents
Power supply box of ATR (attenuated total reflectance) case Download PDFInfo
- Publication number
- CN106255371B CN106255371B CN201610832028.0A CN201610832028A CN106255371B CN 106255371 B CN106255371 B CN 106255371B CN 201610832028 A CN201610832028 A CN 201610832028A CN 106255371 B CN106255371 B CN 106255371B
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- Prior art keywords
- box body
- upper box
- power
- voltage stabilizing
- module
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/209—Heat transfer by conduction from internal heat source to heat radiating structure
Abstract
The invention provides a power supply box of an ATR case, which comprises: an upper box body; the lower box body corresponds to the upper box body, and the locking devices are arranged on two sides of the upper box body; the power supply board and the voltage stabilizing board are arranged in the upper box body and the lower box body, and the connector on the power supply board is clamped between the upper box body and the lower box body; the upper box body is fixed with the relay, and the upper box body is fixed with a shielding cover arranged outside the relay. With power strip and voltage stabilizing plate integration at last box body under with in the box body, the connector block of power strip is at last box body under with between the box body, and the relay is fixed at last box body top in addition, and still set up the shield cover outside the relay, whole compact structure, small, go up the box body surface and leave the heat dissipation muscle, on keeping the basis that whole power box body structure is little and compact, can also strengthen the radiating effect of whole box body, the power strip can keep apart the forceful electric power signal and the weak electric signal of quick-witted incasement, the space has effectively been utilized.
Description
Technical Field
The invention relates to an ATR (attenuated total reflectance) case, in particular to a power supply box of the ATR case.
Background
ATR chassis (ARINC atrracking system) is a standard chassis for civil aircraft avionics chassis objects, racks, cooling air and connectors as specified by the ARINC 404 specification "transport equipment chassis and mounts" by the american aviation radio corporation (ARINC) "avionics committee (AEEC)". In 1940, the ARINC avionics Line Replaceable Unit (LRU) installed the identified ATR chassis system as a standard chassis system for american civil aircraft electronics. The united states air force and the army navy also adopt this standard.
The ATR case is a serialized and generalized case of airborne electronic equipment. Inside the electronic equipment that can extract fast of ATR machine case, the ATR machine case equipment of present many applications, inside all contains power strip and voltage regulator plate, these two kinds of function integrated circuit boards.
Often need carry out signal isolation and heat conduction between power strip and voltage stabilizing plate and other integrated circuit boards, handle through structural parts such as add shielding box, heat-conduction device on the integrated circuit board, in addition the installation of integrated circuit board itself is fixed, then needs occupy great space, leads to whole ATR machine case volume great, and the heat conduction effect is also not ideal sometimes moreover.
The technical problems to be solved in the field are urgent to solve aiming at the technical problems that the power supply part of the conventional ATR case occupies a large space and has poor signal isolation and heat conduction effects.
Disclosure of Invention
The invention aims to provide a power supply box of an ATR (attenuated total reflection) case, which aims to solve the technical problems that the power supply part of the conventional ATR case occupies large space and has poor signal isolation and heat conduction effects.
In order to solve the above technical problem, the present invention provides a power supply box of an ATR chassis, including:
an upper box body;
a lower box body corresponding to the upper box body,
lockers installed at both sides of the upper box body;
the power supply board and the voltage stabilizing board are arranged in the upper box body and the lower box body, and a connector on the power supply board is clamped between the upper box body and the lower box body;
the upper box body is fixed with a relay, and a shielding cover arranged outside the relay is fixed on the upper box body.
Furthermore, the upper box body is of a square box opening structure, and a connecting groove for mounting the connector is formed in one side, located on the connector, of the upper box body;
the lower box body is of a square box body structure with a boss, a connecting bulge is arranged on one side of the lower box body corresponding to the connector, and after the upper box body is clamped with the lower box body, the connecting groove and the connecting bulge tightly press the connector; wherein the content of the first and second substances,
the boss of the lower box body is clamped with the bottom of the side wall of the upper box body and then fixed through bolts.
Furthermore, a first supporting strip is fixed between one side of the power panel corresponding to the voltage stabilizing plate;
and a second supporting strip is fixed between the power panel and the other side corresponding to the voltage stabilizing plate.
Further, a power supply module is arranged at the top of the power supply board;
a module mounting groove corresponding to the shape of the upper part of the power module is formed in the inner side of the upper box cover;
and a first heat-conducting rubber pad which is correspondingly attached to the upper part of the power module in shape is adhered to the module mounting groove.
Further, a voltage stabilizing module and a capacitor are arranged at the bottom of the voltage stabilizing plate.
And a second heat-conducting rubber pad corresponding to the voltage stabilizing module in shape is adhered to the voltage stabilizing module.
Furthermore, a plurality of heat dissipation ribs are arranged on the other side of the upper box cover, which is positioned on the shielding case.
Further, the lockers comprise a left locker positioned on the left side of the upper box body and a right locker positioned on the right side of the upper box body;
the left side of the upper box body is provided with a left locking bulge, the side wall of the left locking bulge is of an inclined ridge structure, and the left locker is provided with an inclined ridge structure corresponding to the inclined ridge structure of the left locking bulge;
the right side of the upper box body is provided with a right locking protrusion, the side wall of the right locking protrusion is of an inclined ridge structure, and the right locking device is provided with an inclined ridge structure corresponding to the inclined ridge structure of the right locking protrusion.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a power supply box of an ATR chassis, which comprises: an upper box body; the lower box body corresponds to the upper box body, and the lockers are arranged on two sides of the upper box body; the power supply board and the voltage stabilizing board are arranged in the upper box body and the lower box body, and a connector on the power supply board is clamped between the upper box body and the lower box body; the upper box body is fixed with a relay, and a shielding cover arranged outside the relay is fixed on the upper box body. With power strip and voltage stabilizing plate integration at last box body under with in the box body, the connector block of power strip is at last box body under with between the box body, and the relay is fixed at last box body top in addition, and still set up the shield cover outside the relay, whole compact structure, small, go up the box body surface and leave the heat dissipation muscle, on keeping the basis that whole power box body structure is little and compact, can also strengthen the radiating effect of whole box body, the power strip can keep apart the forceful electric power signal and the weak electric signal of quick-witted incasement, the space has effectively been utilized.
Drawings
FIG. 1 schematically illustrates an exploded view of an embodiment of the present invention;
FIG. 2 schematically illustrates a perspective view of an embodiment of the present invention;
FIG. 3 schematically illustrates a top model view of an embodiment of the invention;
fig. 4 schematically shows a bottom model schematic of an embodiment of the invention.
Reference numbers in the figures:
1. an upper box body; 11. a connecting groove; 12. a locking bulge is arranged; 13. heat dissipation ribs; 2. a lower box body; 21. a connecting projection; 22. a boss; 3. a left locker; 31. a right locking device; 4. a power panel; 41. a power supply module; 42. a connector; 5. a pressure stabilizing plate; 51. a voltage stabilization module; 52. a capacitor; 6. a first support bar; 7. a relay; 71. a shield can.
Detailed Description
The following detailed description of embodiments of the invention, but the invention can be practiced in many different ways, as defined and covered by the claims.
Referring to fig. 1 to 4, an embodiment of the invention provides a power box of an ATR chassis, including: the upper box body 1, the lower box body 2, the locker, the power panel 4, the voltage stabilizing plate 5, the relay 7 and the shielding case 71.
Wherein, the upper box body 1 is arranged at the upper side, the lower box body 2 is arranged at the lower side corresponding to the upper box body 1, the locker comprises a left locker 3 and a right locker 31 which are respectively arranged at the two sides of the upper box body 1; the power panel 4 and the voltage stabilizing plate 5 are arranged in the upper box body 1 and the lower box body 2, and the connector 42 on the power panel 4 is clamped between the upper box body 1 and the lower box body 2; the relay 7 is fixed on the upper box body 1, and the shielding cover 71 installed outside the relay 7 is fixed on the upper box body 1.
Integrate power strip 4 and voltage regulator plate 5 in last box body 1 and lower box body 2, power strip 4's connector 42 block is between last box body 1 and lower box body 2, and the relay is fixed at last box body 1 top, and still set up shield 71 outside relay 7, whole compact structure, small, it sets up the heat dissipation muscle to go up 1 surface of box body, on keeping the basis that whole power box body structure is little and compact, can also strengthen the radiating effect of whole box body, the power strip can keep apart the forceful electric power signal and the weak electric signal of quick-witted incasement, the space has effectively been utilized.
As shown in fig. 1 and fig. 2, the upper box body 1 has a square box opening structure, and a connection groove 11 for installing the connector 42 is formed on one side of the connector 42 of the upper box body 1; the lower box body 2 is of a square box body structure with a boss 22, a connecting bulge 21 is arranged on one side of the lower box body 2 corresponding to the connector 42, and after the upper box body 1 is clamped with the lower box body 2, the connecting groove 11 and the connecting bulge 21 tightly press the connector 42; wherein, the boss 22 of the lower box body 2 is clamped with the bottom of the side wall of the upper box body 1 and then fixed by bolts.
Overall structure is compact, goes up box body 1 and box body 2 down with the boss 22 block of bottom and box body 2 down through last box body 1, connector 42 also can be through the coupling groove 11 of last box body 1 and the protruding 21 block of being connected of box body 2 down, connects the fastening, and is small, reduces the volume of whole power pack as far as possible under the radiating circumstances of assurance.
As shown in fig. 1, a first supporting bar 6 is fixed between the power panel 4 and the side corresponding to the voltage stabilizing plate 5; and a second supporting bar is fixed between the other sides of the power panel 4 and the voltage stabilizing plate 5. The two corresponding sides of the power panel 4 and the voltage stabilizing plate 5 are respectively supported by the supporting bars, so that the power panel 4 and the voltage stabilizing plate 5 can form an integral PCB module, the structure is compact, and the occupied space is small.
As shown in fig. 1, a power module 41 is arranged on the top of the power panel; a module mounting groove corresponding to the shape of the upper part of the power module 41 is arranged on the inner side of the upper box cover 1; a first heat-conducting rubber pad which is correspondingly attached to the upper part of the power module 41 in shape is adhered to the module mounting groove.
The power module 41 is arranged at the top of the power panel, a module mounting groove for mounting the power module on the power panel 4 is arranged in the upper box cover 1, the whole volume of the upper box cover 1 and the lower box cover 2 can be reduced as much as possible, moreover, a first heat-conducting rubber pad corresponding to the upper appearance of the power module 41 is pasted in the module mounting groove of the upper box cover 1, the whole structure is compact, a mounting groove and a first heat-conducting rubber pad corresponding to the mounting groove are arranged at the contact part of the power module 41 and the upper box body 1, and the whole power box structure is compact and can play a good heat dissipation role for the power module 41.
As shown in fig. 1, a voltage regulator module 51 and a capacitor 52 are disposed at the bottom of the voltage regulator board 5. The voltage stabilizing module 51 is adhered with a second heat conducting rubber pad corresponding to the shape of the voltage stabilizing module 51. Voltage stabilizing plate 5 bottom sets up voltage stabilizing module 51 and electric capacity 52, paste the bottom backplate that is voltage stabilizing module 51 corresponding second heat conduction cushion with voltage stabilizing plate 5 in voltage stabilizing plate 5's bottom, this structure sets up advantage with the structure of above-mentioned first heat conduction cushion, be convenient for stabilize earlier the installation at last box body 1 with voltage stabilizing plate 5 with power strip 4 that the combination is in the same place, then 2 locks of box body are on voltage stabilizing plate 5 down, and convenient for assembly, and the overall structure is compact after the equipment, whole power strip structure is small, and cooperate first heat conduction cushion and second heat conduction cushion, can play fine radiating effect to whole power strip and voltage stabilizing plate.
As shown in fig. 1, 2 and 3, a plurality of heat dissipating ribs 13 are disposed on the other side of the shield 71 on the upper case cover 1. Because the other side of the upper box cover 1, which is positioned at the shielding case, is provided with the plurality of radiating ribs, the upper space of the upper box cover can be fully utilized for radiating, and the radiating effect is improved.
The lockers include a left locker 3 positioned at the left side of the upper case 1 and a right locker 31 positioned at the right side of the upper case 1; the left side of the upper box body 1 is provided with a left locking bulge, the side wall of the left locking bulge is of an inclined ridge structure, and the left locker 3 is provided with an inclined ridge structure corresponding to the inclined ridge structure of the left locking bulge; the right side of the upper box body 1 is provided with a right locking bulge 12, the side wall of the right locking bulge is of an inclined ridge structure, and the right locking device 31 is provided with an inclined ridge structure corresponding to the inclined ridge structure of the right locking bulge. The upper box body 1 is provided with a locking convex structure, the side wall of the locking convex structure is correspondingly provided with an inclined ridge structure, and the corresponding locker is also provided with an inclined ridge structure, so that the locking effect is improved.
As shown in fig. 1 to 4, the assembly structure of the present invention is mainly realized by the following connection relations:
mounting holes on the left side and the right side of the power panel 4 respectively correspond to threaded holes on the first supporting strip 6 and the second supporting strip, and are fixedly connected through M2 screws; mounting holes on the left side and the right side of the pressure stabilizing plate 5 respectively correspond to threaded holes in the first supporting strip 6 and the second supporting strip, and are fixedly connected through M2 screws; after assembly, it can be seen that the power panel 4 and the voltage stabilizer panel 5 are combined into an integral PCB module by two support bars.
Pasting a first heat-conducting rubber pad with the thickness of 1mm in a slot position corresponding to a power module 41 in an upper box body 1 of the power box; placing the combined integral PCB module into the upper box body 1 of the power box, and attaching the power module 41 to the first heat-conducting rubber pad adhered in the module slot position; cutting a second heat-conducting rubber pad with the thickness of 1mm according to the overall dimension of the voltage stabilizing module 51 at the bottom of the voltage stabilizing plate 5, and then adhering the second heat-conducting rubber pad on the voltage stabilizing module 51 of the back plate of the voltage stabilizing plate 5; and covering the lower box cover 2 of the power box on the upper box cover 1 of the power box, aligning the hole positions, and fixing the periphery by using countersunk screws.
Fixing the relay 7 at the bottom of the outer side of the upper box cover 1 of the power box by using a screw M3; buckling the shielding cover 71 on the periphery of the relay 7, and fixing four corners of the shielding cover by using countersunk screws; the left locker 3 and the right locker 31 are installed at the left and right sides of the upper box cover 1 of the power box and fixed by using long screws of the left locker 3 and the right locker 31.
According to the invention, the power panel 5 and the voltage stabilizing panel 6 are combined and arranged in the power box, and the power box is used for isolating strong current signals and weak current signals, so that the space is effectively utilized, and the miniaturization requirement of equipment is met. And the outside processing many heat dissipation muscle 13 of lid 1 on the power pack, increase heat radiating area, inside through first heat conduction cushion and second heat conduction cushion with two block boards on the heat conduction shell, improved heat conduction efficiency.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A power pack for an ATR chassis, comprising:
an upper case (1);
a lower box body (2) corresponding to the upper box body (1),
the locking devices are arranged on two sides of the upper box body (1);
the power supply board (4) and the voltage stabilizing board (5) are arranged in the upper box body (1) and the lower box body (2), and a connector (42) on the power supply board (4) is clamped between the upper box body (1) and the lower box body (2);
a relay (7) is fixed at the bottom of the outer side of the upper box body (1), and a shielding cover (71) installed outside the relay (7) is fixed on the upper box body (1);
a first supporting strip (6) is fixed between one side of the power panel (4) corresponding to the voltage stabilizing plate (5); a second supporting strip is fixed between the other side of the power panel (4) corresponding to the voltage stabilizing plate (5), and the first supporting strip (6) and the second supporting strip are used for combining the power panel (4) and the voltage stabilizing plate (5) into an integral PCB module;
the bottom of the voltage stabilizing plate (5) is provided with a voltage stabilizing module (51) and a capacitor (52), and a second heat-conducting rubber pad corresponding to the voltage stabilizing module (51) in shape is pasted on the voltage stabilizing module (51).
2. The power supply box of the ATR cabinet according to claim 1, wherein the upper box body (1) is of a square box opening structure, and a connecting groove (11) for installing the connector (42) is formed in one side of the connector (42) of the upper box body (1);
the lower box body (2) is of a square box body structure with a boss (22), a connecting protrusion (21) is arranged on one side of the lower box body (2) corresponding to the connector (42), and after the upper box body (1) is clamped with the lower box body (2), the connecting groove (11) and the connecting protrusion (21) tightly press the connector (42); wherein the content of the first and second substances,
the boss (22) of the lower box body (2) is clamped with the bottom of the side wall of the upper box body (1) and then fixed through bolts.
3. The power pack of the ATR cabinet of claim 1, wherein a power module (41) is provided on top of the power board;
a module mounting groove corresponding to the shape of the upper part of the power module (41) is formed in the inner side of the upper box body (1);
and a first heat-conducting rubber pad which is correspondingly attached to the upper part of the power module (41) in shape is adhered to the module mounting groove.
4. The power supply box of the ATR cabinet of claim 1, wherein a plurality of heat dissipation ribs (13) are provided on the upper box body (1) at the other side of the shield (71).
5. The power pack of the ATR chassis of claim 1, wherein the locker comprises a left locker (3) on the left side of the upper case (1) and a right locker (31) on the right side of the upper case (1);
the left side of the upper box body (1) is provided with a left locking bulge, the side wall of the left locking bulge is of an inclined ridge structure, and the left locker (3) is provided with an inclined ridge structure corresponding to the inclined ridge structure of the left locking bulge;
the right side of the upper box body (1) is provided with a right locking protrusion (12), the side wall of the right locking protrusion is of an inclined ridge structure, and the right locking device (31) is provided with an inclined ridge structure corresponding to the inclined ridge structure of the right locking protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610832028.0A CN106255371B (en) | 2016-09-19 | 2016-09-19 | Power supply box of ATR (attenuated total reflectance) case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610832028.0A CN106255371B (en) | 2016-09-19 | 2016-09-19 | Power supply box of ATR (attenuated total reflectance) case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106255371A CN106255371A (en) | 2016-12-21 |
| CN106255371B true CN106255371B (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610832028.0A Active CN106255371B (en) | 2016-09-19 | 2016-09-19 | Power supply box of ATR (attenuated total reflectance) case |
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| Country | Link |
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| CN (1) | CN106255371B (en) |
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| CN201282020Y (en) * | 2008-12-30 | 2009-07-29 | 山东泰开互感器有限公司 | Capacitor admittance gas insulated electromagnetic voltage transformer |
| CN202335162U (en) * | 2011-11-23 | 2012-07-11 | 新视野光电（郑州）有限公司 | LED (Light Emitting Diode) power supply box |
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| CN106255371A (en) | 2016-12-21 |
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