CN213690495U - Electromagnetic shielding redundant power supply capable of hot plugging - Google Patents
Electromagnetic shielding redundant power supply capable of hot plugging Download PDFInfo
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- CN213690495U CN213690495U CN202022346254.2U CN202022346254U CN213690495U CN 213690495 U CN213690495 U CN 213690495U CN 202022346254 U CN202022346254 U CN 202022346254U CN 213690495 U CN213690495 U CN 213690495U
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Abstract
The utility model discloses an electromagnetic shielding redundant power supply capable of hot plugging, which comprises a power supply plug box and a power supply module; the power supply plug-in box is used for being fixed on a computer case and comprises an upper frame, a partition plate and a bottom plate, wherein two module plug-in spaces are formed by the upper frame, the partition plate and the bottom plate together; the upper frame is provided with two opposite ventilation openings, and the upper frame is provided with a plurality of groups of partition plate riveting mounting holes along the plugging direction; the power supply module comprises two power supply modules, a power supply module and a power supply module, wherein the two power supply modules are respectively used for being inserted into two module plugging spaces and respectively comprise an upper cover and a shell, the upper cover and the shell jointly form an accommodating space, and two power supply processing boards which are installed in an up-down laminated mode are arranged in the accommodating space; the upper cover and the shell jointly form two opposite ventilation openings, the ventilation direction of the power module is consistent with the ventilation direction of the power plug box, the ventilation waveguide and the air guide block are arranged at the ventilation opening of the power module, and the outer side surfaces of the upper cover and the shell are provided with conductive reeds. The utility model discloses have reliability height, electromagnetic shield, ventilation cooling's effect.
Description
Technical Field
The utility model relates to a computer power technology field especially relates to a redundant power of electromagnetic shield of hot plug.
Background
In a computer, a power supply plays an important role as a first input/output unit. Many components fail to operate properly after a power failure, resulting in poor reliability of the computer device. When a special computer is designed, a full-function backup design and an electromagnetic shielding design are needed for a power supply. Therefore, it is necessary to design a hot-pluggable electromagnetic shielding computer redundant power supply to improve the reliability of computer equipment. Furthermore, the related electronic devices such as computers are prone to generate electromagnetic interference under certain application environments, including active interference and passive interference, and therefore the power supply needs to have an electromagnetic shielding function.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a computer power supply with electromagnetic shielding double backup capable of hot plugging, which can be powered by two paths or one path of power supply in the normal working state of the power supply; when one of the power supplies fails, the other power supply independently supplies power, and the failed power supply can be replaced under the normal working condition of the computer without power-off, so that the reliability of the computer equipment is improved, and the computer equipment is applied to high-reliability computer equipment to ensure that the computer equipment supplies power normally.
In order to achieve the above object, an embodiment of the present invention provides a redundant power supply of electromagnetic shield capable of hot plugging, including: the power supply plug box and the power supply module;
the power supply plug-in box is used for being fixed on a computer case and comprises an upper frame, a partition plate and a bottom plate, wherein two module plugging spaces are formed by the upper frame, the partition plate and the bottom plate; the upper frame is provided with two opposite ventilation openings, and the upper frame is provided with a plurality of groups of partition plate riveting mounting holes along the plugging direction;
the two power supply modules are respectively used for being inserted into the two module plugging spaces, each power supply module comprises an upper cover and a shell, the upper covers and the shells form an accommodating space together, and two power supply processing plates which are installed in an up-down laminated mode are arranged in the accommodating space; the upper cover with the casing forms two relative vents jointly, power module's ventilation direction with the ventilation direction of power subrack is unanimous, power module's vent department is provided with ventilation waveguide and air guide block, the upper cover with the lateral surface of casing all is provided with the electrically conductive reed.
In one embodiment, the power supply plug box further comprises a back plate and an end cover, the back plate is installed at one of the air vents, the end cover is installed on one side, far away from the module plugging space, of the back plate, and the end cover is of a hollow structure.
In one embodiment, the power supply plug box further comprises a back plate mounting support plate, the back plate mounting support plate is riveted with the upper frame, the partition plate and the bottom plate through double countersunk rivets, the back plate is mounted on the back plate mounting support plate through screws, and the back plate mounting support plate is of a hollow structure.
In one embodiment, a plurality of conductive reed reserved mounting holes are formed in the upper cover and the shell at the vent of the power module;
the power module further comprises a connector and a stud, the connector is arranged between the two power processing boards, and the stud is used for supporting the two power processing boards.
In one embodiment, the power module further includes a filter and a fan, the ventilation waveguide and the air guide block are respectively disposed at front ends of the filter and the fan along an insertion direction of the power module, and the two power processing boards are respectively disposed at rear ends of the filter and the fan.
In one embodiment, the power module further includes at least two module mounting brackets, and the at least two module mounting brackets are respectively disposed on two opposite sides of the housing to shield gaps between the upper cover and the housing and the power plug box, respectively.
In one embodiment, the power module further comprises a handle, and the handle is detachably arranged at the vent of the shell.
In one embodiment, the inner side surface of the partition plate and the inner side surface of the bottom plate are respectively provided with a boss extending in the direction of the acting force of the conductive reed, and the bosses are used for supporting the inserted power supply module so as to form a gap between the power supply module and the inner side surface of the bottom plate.
In one embodiment, the number of the bosses is plural, and the plural bosses on the partition plate correspond to the plural bosses on the base plate one to one.
In one embodiment, grooves are formed in the outer side surfaces of the upper cover and the shell, and a plurality of groups of mounting holes are formed in the bottom surface of each groove and used for fixing the conductive reed.
Compared with the prior art, the electromagnetic shielding redundant power supply capable of hot plugging in the embodiment of the utility model can be supplied by two paths or one path of the two paths together when the power supply is in a normal working state; when one of the power supplies fails, the other power supply independently supplies power, and the failed power supply can be replaced under the normal working condition that the computer is not powered off, so that the reliability of the computer equipment is improved, and the computer equipment is applied to high-reliability computer equipment to ensure that the computer equipment supplies power normally. Meanwhile, the power supply module is used as a plug-in component and is in good contact and lap joint with the power plug box, leakage of electromagnetic waves between the power supply module and the power plug box is effectively prevented, and the power supply module is provided with a ventilation waveguide at a ventilation position to ensure electromagnetic shielding. In addition, power module and power plug-in box have good ventilation cooling effect, improve the safety in utilization.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments will be briefly described below, and obviously, the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of an overall external structure of a hot-pluggable electromagnetic shielding redundant power supply according to an embodiment of the present invention;
fig. 2 is a front perspective view of a power supply box of a hot-pluggable electromagnetic shielding redundant power supply according to an embodiment of the present invention;
fig. 3 is an exploded schematic view of a power supply box of a hot-pluggable electromagnetic shielding redundant power supply according to an embodiment of the present invention;
fig. 4 is a front perspective view of a power module of a hot-pluggable electromagnetic shielding redundant power supply according to an embodiment of the present invention;
fig. 5 is a rear perspective view of a power module of a hot-pluggable electromagnetic shielding redundant power supply according to an embodiment of the present invention;
fig. 6 is an exploded schematic view of a power module of a hot-pluggable electromagnetic shielding redundant power supply according to an embodiment of the present invention.
Description of the main elements and symbols:
1. a power supply plug box; 11. 12, inserting and pulling a module in a space; 13. an upper frame; 14. a partition plate; 15. a base plate; 16. a mounting plate; 17. a back plate; 18. an end cap; 110. double countersunk rivet holes; 120. a boss; 2. a power supply module; 20. an upper cover; 21. a housing; 22. mounting a bracket; 23. a handle; 24. a ventilation waveguide; 25. a wind guide block; 26. a fan; 27. a filter; 28. 29, a power supply processing board; 210. mounting holes are reserved in the conductive reeds; 220. a conductive reed; 230. a stud; 240. and (4) a groove.
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 understood that the step numbers used herein are for convenience of description only and are not intended as limitations on the order in which the steps are performed.
It is to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
The terms "comprises" and "comprising" indicate the presence of the described features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
The term "and/or" refers to and includes any and all possible combinations of one or more of the associated listed items.
Referring to fig. 1-6, an embodiment of the present invention provides a hot-pluggable electromagnetic shielding redundant power supply, including: power supply plug box 1 and power supply module 2.
The power supply plug-in box 1 is used for being fixed on a computer case and comprises an upper frame 13, a partition plate 14 and a bottom plate 15, wherein two module plugging spaces 12 are formed by the upper frame 13, the partition plate 14 and the bottom plate 15. Two opposite ventilation openings are formed in the upper frame 13, and a plurality of groups of partition plate riveting mounting holes are formed in the upper frame 13 along the plugging direction. The number of the power modules 2 is two, and the two power modules 2 are respectively used for being inserted into two module plugging spaces (11 and 12 shown in fig. 2), each of the two power modules 2 respectively comprises an upper cover 20 and a housing 21, the upper cover 20 and the housing 21 together form an accommodating space, and two power processing boards (28 and 29 shown in fig. 6) which are installed in an up-down stacked manner are arranged in the accommodating space. The upper cover 20 and the shell 21 jointly form two opposite ventilation openings, the ventilation direction of the power module 2 is consistent with that of the power plug box 1, the ventilation opening of the power module 2 is provided with a ventilation waveguide 24 and an air guide block 25, and the outer side surfaces of the upper cover 20 and the shell 21 are provided with conductive reeds 220.
In this embodiment, power supply plug-in box 1 is the sheet metal material structure, provides two upper and lower plug power module 2's space, and the plug direction is the ventilation direction. The power supply plug box 1 is directly connected and fixed with a computer case, and the connecting part is lapped or filled with a conductive material, so that electromagnetic leakage is effectively prevented. This power plug-in box 1 is preceding ventilation formula structure (two vents around as shown in fig. 3), has seted up multiunit baffle riveting mounting hole along the plug direction, and four sides are for sealing stainless steel sheet metal component.
Specifically, as shown in fig. 3, the power supply jack 1 includes an upper frame 13, a partition 14, and a bottom plate 15, and the upper frame 13, the partition 14, and the bottom plate 15 collectively form two module insertion and extraction spaces 12. The upper frame 13, the partition plates 14 and the bottom plate 15 are respectively formed by riveting through double countersunk head rivets, as shown in fig. 1, the multiple groups of partition plate riveting mounting holes are double countersunk head rivet holes 110, and the upper frame 13 is sequentially provided with the multiple double countersunk head rivet holes 110 along the plugging direction.
The quantity of power module 2 is two, and two power module 2 all have good contact and overlap joint with power plug-in box 1 as plug part, prevent effectively that the electromagnetic wave between power plug-in box 1 and the power module 2 from revealing. The housing 21 is of a front-back ventilation structure, the ventilation direction is consistent with that of the power supply plug box 1, ventilation openings are formed in the front end and the back end of the housing respectively, and four sides of the housing are closed stainless steel sheet metal parts.
Specifically, the two power modules 2 respectively include an upper cover 20 and a housing 21, the upper cover 20 and the housing 21 together form a receiving space, and two power processing boards (28 and 29 shown in fig. 6) are stacked up and down and mounted in the receiving space. The upper cover 20 and the housing 21 together form two opposite ventilation openings, and the ventilation direction of the power module 2 is consistent with the ventilation direction of the power plug box 1. The outer side surfaces of the upper cover 20 and the housing 21 are provided with conductive reeds 220.
Furthermore, related electronic devices such as computers are prone to generate electromagnetic interference under certain application environments, including active interference and passive interference, and therefore, the power supply needs to have an electromagnetic shielding function. In the present embodiment, the power supply module 2 of the hot-pluggable electromagnetically shielded redundant power supply is provided with a ventilation waveguide 24 at the vent to ensure electromagnetic shielding.
Referring to fig. 1 to 3, in an embodiment, the power supply plug box 1 further includes a back plate 17 and an end cover 18, the back plate 17 is installed at one of the vents, the end cover 18 is installed at a side of the back plate 17 away from the module plugging space, and the end cover 18 is a hollow structure.
In this embodiment, an end cover 18 is disposed at the end of the power supply plug box 1, and the end cover 18 is a hollow-out structure of a sheet metal part and can ventilate.
Referring to fig. 1 to 3, in a certain embodiment, the power supply box 1 further includes a back plate mounting bracket plate 16, the back plate mounting bracket plate 16 is riveted with the upper frame 13, the partition plate 14 and the bottom plate 15 by double countersunk rivets, the back plate 17 is mounted on the back plate mounting bracket plate 16 by screws, and the back plate mounting bracket plate 16 is a hollow structure.
In the present embodiment, a back plate mounting bracket plate 16 is provided at the rear of the inserting and extracting spaces 11 and 12, the back plate mounting bracket plate 16 is riveted with the upper frame 13, the partition plate 14 and the bottom plate 15 by a double countersunk rivet, and the back plate 17 is mounted on the back plate mounting bracket plate 16 by screws. In addition, the back plate mounting support plate 16 is a hollow-out structure of a sheet metal part and can ventilate, and the ventilation holes are in a specific shape and size and can prevent electromagnetic waves of a certain wave band from penetrating.
Referring to fig. 4-6, in one embodiment, the upper cover 20 and the housing 21 have a plurality of conductive reed mounting holes 210 reserved at the vent of the power module 2. The power module 2 further comprises a connector and a stud 230, the connector is arranged between the two power processing boards 29, and the stud 230 is used for supporting the two power processing boards 28 and 29.
In this embodiment, the power and signals are conducted between the two power processing boards 28 and 29 through the stacked connector, and the two boards are supported and fixed by the stud 230, so that a certain ventilation space is reserved above and below the board card, the air duct is smooth, and the power boards are well cooled and radiated by air.
Referring to fig. 4-6, in a certain embodiment, the power module 2 further includes a filter 27 and a fan 26, along an insertion direction of the power module 2, the ventilation waveguide 24 and the ventilation block 25 are respectively disposed at front ends of the filter 27 and the fan 26, and the two power processing boards 28 and 29 are respectively disposed at rear ends of the filter 27 and the fan 26.
In the present embodiment, a filter 27 and a fan 26 are attached to the front end of the housing 21, respectively, and a ventilation waveguide 24 and an air guide block 25 are provided between the fan 26 and the front end of the housing 21 in order to prevent electromagnetic leakage in the ventilation direction. The middle rear part of the shell 21 is provided with an upper power supply processing board 28 and a lower power supply processing board 29.
Referring to fig. 4-6, in an embodiment, the power module 2 further includes at least two module mounting brackets 22, and the at least two module mounting brackets 22 are respectively disposed on two opposite sides of the housing 21 to shield gaps between the upper cover 20 and the housing 21 and the power plug box 1, respectively.
In the present embodiment, the mounting brackets 22 are disposed on both sides of the front end of the housing 21, and the module mounting brackets 22 block the elongated gaps between the power supply plug box 1 and the side surfaces of the power supply module 2, so that the module mounting brackets 22 can fix the power supply and can also play a role of electromagnetic shielding.
Referring to fig. 4-6, in one embodiment, the power module 2 further includes a handle 23, and the handle 23 is detachably disposed at the vent of the housing 21.
In the present embodiment, a retractable handle 23 is provided at the air vent at the front end of the housing 21, and the handle 23 is detachably fixed to the housing 21 by a bolt, for example, so that the handle can be easily stored.
In other embodiments, the handle 23 can also rotate, the rotation range can reach 0 degree to 180 degrees, the movement is flexible, and the operation is easy.
Referring to fig. 3, in one embodiment, bosses 120 extending in the direction of the acting force of the conductive reed 220 are respectively disposed on the inner side of the partition 14 and the inner side of the bottom plate 15, and the bosses 120 are used for supporting the inserted power module 2, so that a gap is formed between the power module 2 and the inner side of the bottom plate 15.
In this embodiment, two bosses 120 with several heights are respectively provided on the bottoms of the module insertion spaces 11 and 12, i.e., the partition 14 and the bottom plate 15, and the bosses 120 serve to support the power module 2 and protect the conductive springs 220 in the box: after the power module 2 is inserted into the power plug box 1, a plurality of gaps can be kept between the bottom of the power module 2 and the plane of the bottom plate 15 of the power plug box 1, and the gaps can enable the conductive reed 220 to be within an allowable range of compression, so that the conductive reed 220 at the bottom of the power module 2 is prevented from being compressed beyond the stroke and losing efficacy.
In one embodiment, the boss 120 is rectangular in cross-section.
In one embodiment, the number of the bosses 120 is plural, and the plural bosses 120 on the partition plate 14 correspond to the plural bosses 120 on the base plate 15 one by one.
As shown in fig. 3, two bosses 120 on the partition plate 14 correspond to two bosses 120 on the base plate 15 one by one.
Referring to fig. 4-6, in one embodiment, grooves 240 are formed on the outer side surfaces of the upper cover 20 and the housing 21, and a plurality of sets of mounting holes (not shown) are formed on the bottom surfaces of the grooves 240, and the mounting holes are used for fixing the conductive spring 220.
In this embodiment, the outer side surfaces of the upper cover 20 and the housing 21 are provided with a groove 240 with a certain depth, and the bottom of the groove 240 is provided with a plurality of sets of mounting holes for the metal conductive reed 220, so that a local gap between the power supply plug box 1 and the power supply module 2 can be increased, and the conductive reed 220 can compress and rebound in an effective stroke.
In summary, compared with the prior art, the electromagnetic shielding redundant power supply capable of hot plugging in the embodiment of the present invention can be powered by two paths or one of the two paths together when the power supply is in a normal working state; when one of the power supplies fails, the other power supply independently supplies power, and the failed power supply can be replaced under the normal working condition that the computer is not powered off, so that the reliability of the computer equipment is improved, and the computer equipment is applied to high-reliability computer equipment to ensure that the computer equipment supplies power normally. Meanwhile, the power module 2 is used as a plug-in component and is in good contact and lap joint with the power plug box 1, leakage of electromagnetic waves between the power module 2 and the power plug box 1 is effectively prevented, and the power module 2 is provided with a ventilation waveguide 24 at a ventilation position to ensure electromagnetic shielding. In addition, power module 2 and power plug box 1 have good ventilation cooling effect, improve the safety in utilization.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (10)
1. A hot-pluggable electromagnetically shielded redundant power supply, comprising: the power supply plug box and the power supply module;
the power supply plug-in box is used for being fixed on a computer case and comprises an upper frame, a partition plate and a bottom plate, wherein two module plugging spaces are formed by the upper frame, the partition plate and the bottom plate; the upper frame is provided with two opposite ventilation openings, and the upper frame is provided with a plurality of groups of partition plate riveting mounting holes along the plugging direction;
the two power supply modules are respectively used for being inserted into the two module plugging spaces, each power supply module comprises an upper cover and a shell, the upper covers and the shells form an accommodating space together, and two power supply processing plates which are installed in an up-down laminated mode are arranged in the accommodating space; the upper cover with the casing forms two relative vents jointly, power module's ventilation direction with the ventilation direction of power subrack is unanimous, power module's vent department is provided with ventilation waveguide and air guide block, the upper cover with the lateral surface of casing all is provided with the electrically conductive reed.
2. The hot-pluggable electromagnetic shielding redundant power supply according to claim 1, further comprising a back plate and an end cap, wherein the back plate is installed at one of the vents, the end cap is installed at a side of the back plate away from the module plugging space, and the end cap is a hollow structure.
3. The hot-pluggable electromagnetic shielding redundant power supply according to claim 2, wherein the power supply box further comprises a back plate mounting bracket plate, the back plate mounting bracket plate is riveted with the upper frame, the partition plate and the bottom plate respectively through double countersunk rivets, the back plate is mounted on the back plate mounting bracket plate through screws, and the back plate mounting bracket plate is of a hollow structure.
4. The hot-pluggable electromagnetic shielding redundant power supply according to claim 1, wherein the upper cover and the housing are provided with a plurality of conductive reed pre-installed holes at the vent of the power module;
the power module further comprises a connector and a stud, the connector is arranged between the two power processing boards, and the stud is used for supporting the two power processing boards.
5. The hot-pluggable electromagnetic shielding redundant power supply according to claim 4, wherein the power supply module further comprises a filter and a fan, the ventilation waveguide and the air guide block are respectively disposed at front ends of the filter and the fan, and the two power supply processing boards are respectively disposed at rear ends of the filter and the fan.
6. The hot-pluggable electromagnetically shielded redundant power supply according to claim 4, wherein the power module further comprises at least two module mounting brackets respectively disposed on opposite sides of the housing for shielding gaps between the upper cover and the housing and the power outlet box, respectively.
7. The hot-pluggable electromagnetically shielded redundant power supply according to claim 4, wherein the power supply module further comprises a pull handle detachably disposed at a vent of the housing.
8. The hot-pluggable electromagnetic shielding redundant power supply according to any one of claims 1 to 7, wherein the inner side surfaces of the partition plate and the bottom plate are respectively provided with a boss extending in the direction of the acting force of the conductive spring, and the bosses are used for supporting the inserted power supply module, so that the power supply module forms a gap with the inner side surface of the bottom plate.
9. The hot-pluggable electromagnetically shielded redundant power supply according to claim 8, wherein the number of the bosses is plural, and the plural bosses on the partition plate correspond to the plural bosses on the base plate one-to-one, respectively.
10. The hot-pluggable electromagnetic shielding redundant power supply according to any one of claims 1 to 7, wherein grooves are formed on the outer side surfaces of the upper cover and the housing, and a plurality of sets of mounting holes are formed on the bottom surfaces of the grooves and used for fixing the conductive reeds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022346254.2U CN213690495U (en) | 2020-10-20 | 2020-10-20 | Electromagnetic shielding redundant power supply capable of hot plugging |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022346254.2U CN213690495U (en) | 2020-10-20 | 2020-10-20 | Electromagnetic shielding redundant power supply capable of hot plugging |
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| CN213690495U true CN213690495U (en) | 2021-07-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115623726A (en) * | 2022-12-15 | 2023-01-17 | 深圳依源科技有限公司 | Power supply shell structure and power supply device |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115623726A (en) * | 2022-12-15 | 2023-01-17 | 深圳依源科技有限公司 | Power supply shell structure and power supply device |
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