CN211720864U - Power module plastic casing that can assemble - Google Patents

Power module plastic casing that can assemble Download PDF

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Publication number
CN211720864U
CN211720864U CN201921960112.6U CN201921960112U CN211720864U CN 211720864 U CN211720864 U CN 211720864U CN 201921960112 U CN201921960112 U CN 201921960112U CN 211720864 U CN211720864 U CN 211720864U
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module
side plate
upper side
lower side
sides
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CN201921960112.6U
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Chinese (zh)
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陈士伟
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Beijing Dahua Radio Instrument Co ltd
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Beijing Dahua Radio Instrument Co ltd
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Abstract

The utility model discloses an assembled power module plastic shell, which comprises 1 module panel, 2 module lower side plates, 2 module upper side plates, 1 module bottom plate and 1 module upper cover; the module panel is provided with a fan fixing hole, a through hole with the diameter phi of 2.5mm, a groove and the like; the module lower side plate and the module upper side plate are of symmetrical structures, and 4 clamping structures are arranged on two sides of the module bottom plate respectively; two sides of the module upper cover are respectively provided with 2 bosses. The plastic shell has simple structure, convenient assembly and disassembly and elegant appearance. The power module has the advantages that the power module can be mechanically protected, the use safety level of the power module is improved, safety distance does not need to be considered, the use of insulating materials is reduced, the size of the module is reduced to a certain degree, the assembly process is simplified, and meanwhile, the weight is greatly reduced.

Description

Power module plastic casing that can assemble
Technical Field
The utility model relates to a power supply unit especially relates to a power module plastic casing that can assemble. The feedback type power supply is mainly used for a feedback type power supply.
Background
Power supply equipment is an important component of various power supply systems and is widely applied to various fields. With the development of electronic integration, the trend of miniaturization of devices and equipment is more and more obvious, and the trend is also the same for power supplies. High power density, miniaturization, lightness and thinness, and sheet type are the development directions of power supply technology, however, the traditional sheet metal shell body can not meet the technical requirement to a certain extent.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a power module plastic casing that can assemble.
The utility model aims at realizing through the following technical scheme:
the utility model discloses a power module plastic casing that can assemble, including 1 module panel, 2 module lower side plates, 2 module upper side plates, 1 module bottom plate, 1 module upper cover;
the module panel is provided with 2 groups of fan fixing holes on the outer side, the left side and the right side of the module panel are respectively provided with 3 through holes with the diameter phi of 2.5mm and are arranged in an up-down manner, and the bottom of the module panel is provided with 2 grooves which are symmetrically arranged in a left-right manner;
the module lower side plate is of a symmetrical structure, 5 grooves and 4 clamping structures are arranged at the bottom of the module lower side plate, 8 elliptical holes with the diameter of 4.3 x 5.8mm, 4 blind holes with the diameter of phi 1.8mm and the depth of 4mm and 5 clamping separation blades are arranged at the top of the module lower side plate, 2 blind holes with the diameter of phi 1.8mm and the depth of 7.5mm are respectively arranged at two sides of the module lower side plate, a boss structure penetrating through the front and the rear parts is arranged at one side of the module lower side plate, and the height of the boss is 1.5 mm;
the module upper side plate is of a symmetrical structure, the bottom of the module upper side plate is provided with 4 counter bores with the diameter phi of 2.5mm, the bottom of the module upper side plate is provided with 5 grooves with the diameters of 21 x6 x 1.7mm, the top of the module upper side plate is provided with 4 clamping structures, two sides and the middle of the top of the module upper side plate are respectively provided with a rectangular opening, and two sides of the module upper side plate are respectively provided with a blind hole with the diameter phi of 1.8mm and the depth of 6.5 mm;
two sides of the module bottom plate are respectively provided with 4 clamping structures;
module upper cover both sides respectively are equipped with 2 bosss, and boss interval 4mm highly is 3mm, 3.5mm respectively, runs through to distance rear portion 86.5mm department by preceding, and module upper cover top both sides respectively are equipped with 4 joint holes, and the size is 9 x 2.5mm, and degree of depth 3.6mm runs through partly the boss.
By the foregoing the technical scheme the utility model provides a can see out, the embodiment of the utility model provides a power module plastic casing that can assemble compares in the panel beating casing, need not consider ann rule distance, has also reduced insulating material's use, has reduced the module size to a certain extent, has simplified assembly process, and weight has also obtained reducing by a wide margin simultaneously.
Drawings
Fig. 1 is a schematic view of an overall structure of a plastic casing of an assembled power module according to an embodiment of the present invention;
FIG. 2-1 is a front view of the module panel;
FIG. 2-2 is a rear view of the module panel;
FIGS. 2-3 are schematic views of square nut installation;
FIG. 2-A1 is an enlarged view of a portion of a square nut mounting groove;
FIG. 3-1 is a side view of the underside of the module;
FIG. 3-2 is a front view of the lower side plate of the module;
3-B1 is a partial enlarged view of a nut mounting groove on the lower side plate of the module;
FIG. 3-B2 is a partial enlarged view of the clamping structure of the lower side plate of the module;
FIG. 3-B3 is an enlarged view of a partial opening feature of the lower side panel of the module;
FIG. 3-3 is a schematic view of the mounting of the upper and lower side plates and the heat sink of the module;
FIG. 4-1 is a side view of the upper side of the module;
FIG. 4-2 is a front view of the module upper side panel;
FIG. 4-3 is a cross-sectional view of the upper side plate A of the module;
FIG. 4-C1 is a partial enlarged view of the clamping structure of the upper side plate of the module;
FIG. 4-C2 is an enlarged view of a partial opening feature in the side panel of the module;
FIG. 5 is a schematic view of a module base plate structure;
FIG. 6-1 is a schematic top view of the module top cover;
FIG. 6-2 is a schematic view of the top cover of the module;
FIG. 6-3 is a side view schematic of the module top cover;
FIG. 6-D1 is a partial enlarged view of bosses on both sides of the upper cover of the module;
FIG. 6-D2 is a partial enlarged view of the snap-fit holes in the upper cover of the module;
FIG. 6-D3 is a partial enlarged view of the snap-fit holes in the upper cover of the module;
fig. 6-4 are schematic views of module top cover installation.
In the figure:
21. module upper cover 22, module panel 23, module upper side plate 24, module lower side plate 25, module bottom plate 26, module upper side plate, module lower side plate, module upper side plate, module lower side,From Tapping screw ST2.2x6.5,27、Square nut M4,28、Heat radiator, 29、Countersunk self-tapping screw ST2.2X6.5,30、Small pan head screw M4 ×10,31、Square nut M4, 32、Pan head tapping screw ST2.2X6.5
Detailed Description
Embodiments of the present invention will be described in further detail below. Details not described in the embodiments of the present invention belong to the prior art known to those skilled in the art.
The utility model discloses a power module plastic casing that can assemble, the concrete implementation of its preferred is:
the device comprises 1 module panel, 2 module lower side plates, 2 module upper side plates, 1 module bottom plate and 1 module upper cover;
the module panel is provided with 2 groups of fan fixing holes on the outer side, the left side and the right side of the module panel are respectively provided with 3 through holes with the diameter phi of 2.5mm and are arranged in an up-down manner, and the bottom of the module panel is provided with 2 grooves which are symmetrically arranged in a left-right manner;
the module lower side plate is of a symmetrical structure, 5 grooves and 4 clamping structures are arranged at the bottom of the module lower side plate, 8 elliptical holes with the diameter of 4.3 x 5.8mm, 4 blind holes with the diameter of phi 1.8mm and the depth of 4mm and 5 clamping separation blades are arranged at the top of the module lower side plate, 2 blind holes with the diameter of phi 1.8mm and the depth of 7.5mm are respectively arranged at two sides of the module lower side plate, a boss structure penetrating through the front and the rear parts is arranged at one side of the module lower side plate, and the height of the boss is 1.5 mm;
the module upper side plate is of a symmetrical structure, the bottom of the module upper side plate is provided with 4 counter bores with the diameter phi of 2.5mm, the bottom of the module upper side plate is provided with 5 grooves with the diameters of 21 x6 x 1.7mm, the top of the module upper side plate is provided with 4 clamping structures, two sides and the middle of the top of the module upper side plate are respectively provided with a rectangular opening, and two sides of the module upper side plate are respectively provided with a blind hole with the diameter phi of 1.8mm and the depth of 6.5 mm;
two sides of the module bottom plate are respectively provided with 4 clamping structures;
module upper cover both sides respectively are equipped with 2 bosss, and boss interval 4mm highly is 3mm, 3.5mm respectively, runs through to distance rear portion 86.5mm department by preceding, and module upper cover top both sides respectively are equipped with 4 joint holes, and the size is 9 x 2.5mm, and degree of depth 3.6mm runs through partly the boss.
The module panel is fixed with the upper side plate and the lower side plate of the module through the through hole with the diameter phi of 2.5mm, the bottom groove of the module panel is fixed with the chassis bottom shell through the M4 square nut, and the fan fixing hole is fixed with a cooling fan.
The bottom groove of the lower side plate of the module is fixed with the chassis bottom shell through an M4 square nut;
the bottom clamping structure of the lower side plate of the module is clamped with the bottom plate of the module;
a radiator is fixed to an elliptical hole in the top of the lower side plate of the module;
the top of the lower side plate of the module is fixed with the upper side plate of the module through a blind hole with the diameter phi of 1.8mm and the depth of 4 mm;
the blocking piece at the top of the module lower side plate is positioned with the module upper side plate;
two sides of the lower side plate of the module are fixed with the panel of the module through blind holes with the diameter phi of 1.8mm and the depth of 7.5 mm;
and the boss structure on one side of the lower side plate of the module is positioned with the radiator.
Fixing a counter bore at the bottom of the upper side plate of the module with the upper side plate of the module;
the groove at the bottom of the upper side plate of the module is clamped and positioned with the upper side plate of the module;
the clamping structure at the top of the upper side plate of the module is clamped and mounted with the upper cover of the module;
openings at two sides and the middle position of the top of the upper side plate of the module are wiring holes among modules;
and the module upper side plate is fixed with the module panel through blind holes on two sides.
The module bottom plate is installed through the solid module bottom plate with the clamping structure at two sides.
The module upper cover is positioned between the bosses on the two sides and the module upper side plate;
the module upper cover is clamped with the module upper side plate through the clamping hole.
The overall dimension of the plastic shell is designed according to the dimension of a 3U standard case, and PC + ABS is selected as the material of the plastic shell.
The utility model discloses develop on the feedback type power and designed a novel, plastics power module casing that can assemble of a section. Compared with a sheet metal shell, the plastic shell does not need to consider safety distance, insulating materials are reduced, the size of a module is reduced to a certain degree, the assembly process is simplified, and meanwhile the weight is greatly reduced.
The design idea of the utility model is as follows:
the plastic shell is reasonable in design, can be used on a 3U standard case, is simple in structure and convenient to assemble on the basis of effectively retaining functions, and meets certain anti-seismic grade and flame-retardant grade.
The specific scheme is as follows:
the plastic shell is divided into five parts: the module comprises module panels (1), module lower side plates (2), module upper side plates (2), module bottom plates (1) and module upper covers (1), and is used in a set.
1. A module panel:
the outside of the module panel is provided with 2 groups of fan fixing holes; the left side and the right side of the panel are respectively provided with 3 through holes with the diameter phi of 2.5mm, and the through holes are arranged in an upper row and a lower row; the bottom of the panel is provided with 2 grooves which are arranged in a bilateral symmetry way.
The fan fixing holes can fix 60 fans for module heat dissipation;
the through hole with the diameter phi of 2.5mm can be used for fixing the upper side plate and the lower side plate of the module;
the panel bottom groove can be provided with an M4 square nut for fixing the module and the chassis bottom shell.
2. Module lower side plate:
the lower side plate of the module adopts a symmetrical design; the bottom of the lower side plate is provided with 5 grooves; the bottom of the lower side plate is provided with 4 clamping structures; the top of the lower side plate is provided with 8 elliptical holes with the diameter of 4.3 x 5.8 mm; the top of the lower side plate is provided with 4 blind holes with the diameter phi of 1.8mm and the depth of 4 mm; the top of the lower side plate is provided with 5 blocking pieces for clamping connection; two sides of the lower side plate are respectively provided with 2 blind holes with the diameter phi of 1.8mm and the depth of 7.5 mm; one side of the lower side plate is provided with a boss structure which penetrates through the front and the back, and the height of the boss is 1.5 mm.
The symmetrical design can ensure that the lower side plate can be installed on the left and right sides, thereby not only reducing the material types, but also facilitating the assembly of workers;
the bottom groove of the lower side plate can be provided with an M4 square nut for fixing the module and the chassis bottom shell;
the bottom clamping structure of the lower side plate is used for being quickly clamped with the module bottom plate;
the elliptical hole at the top of the lower side plate is used for fixing the radiator;
the top of the lower side plate is provided with a blind hole with the diameter phi of 1.8mm and the depth of 4mm, and the blind hole is used for fixing the upper side plate;
the blocking piece at the top of the lower side plate is used for quickly positioning the upper side plate;
blind holes with the diameter phi of 1.8mm and the depth of 7.5mm are formed in the two sides of the lower side plate and used for fixing the module panel;
and the boss structure on one side of the lower side plate is used for quickly positioning the radiator.
3. Module upper side plate
The upper side plate of the module adopts a symmetrical design; the bottom of the upper side plate of the module is provided with 4 counter bores with the diameter phi of 2.5 mm; the bottom of the upper side plate of the module is provided with 5 grooves with the diameters of 21 × 6 × 1.7 mm; the top of the upper side plate of the module is provided with 4 clamping structures; two sides and the middle position of the top of the upper side plate of the module are respectively provided with a rectangular opening; two sides of the upper side plate of the module are respectively provided with a blind hole with the diameter phi of 1.8mm and the depth of 6.5 mm.
The symmetrical design can ensure that the left side and the right side of the upper side plate can be installed, thereby not only reducing the material types, but also facilitating the assembly of workers;
the counter bore at the bottom of the upper side plate of the module is used for fixing the upper side plate;
the groove at the bottom of the upper side plate of the module is used for quickly clamping and positioning the upper side plate;
the clamping structure at the top of the upper side plate of the module is used for quickly mounting the upper cover of the module;
and the openings on two sides and the middle position of the top of the side plate on the module are used for wiring among modules.
And blind holes on two sides of the side plate on the module are used for fixing the panel.
4. Module bottom plate
Two sides of the module bottom plate are respectively provided with 4 clamping structures.
The clamping structures on two sides of the module bottom plate are used for quickly installing the bottom plate.
5. Module top cover
2 bosses are respectively arranged on two sides of the upper cover of the module, the distance between every two bosses is 4mm, the height of every two bosses is 3mm and 3.5mm, and the bosses penetrate through the upper cover of the module from the front to the position 86.5mm away from the rear; two sides of the top of the module are respectively provided with 4 clamping holes with the size of 9 x 2.5mm and the depth of 3.6mm, and the clamping holes penetrate through a part of the lug bosses.
The module upper cover boss is used for positioning the upper cover and the upper side plate, so that the upper cover can be conveniently clamped and mounted;
and the clamping hole at the top of the module is used for clamping the upper cover and the upper side plate.
The overall dimension of the plastic shell is designed according to the dimension of a 3U standard case, so that one shell can meet the requirements of various products of the same case.
PC + ABS is selected as the material of the plastic shell, the strength and toughness of the shell can meet the product requirements through reasonable proportioning, and meanwhile, the inherent characteristics of the material can meet the safety requirements of the product, can also meet certain flame retardant grade, and ensures the use safety of the product.
By the foregoing the utility model provides a technical scheme can see out, the utility model discloses can assemble plastic housing simple structure, equipment convenience, the security is high, and elegant appearance.
Specific embodiments, as shown in fig. 1 to 6-4:
the plastic shell is divided into five parts: the module comprises module panels (1), module lower side plates (2), module upper side plates (2), module bottom plates (1) and module upper covers (1) which are used in a set, as shown in figure 1.
2 groups of fan fixing holes 1 are arranged on the outer side of the module panel, 60 fans can be installed, and the fan fixing holes are used for module heat dissipation; the left side and the right side of the panel are respectively provided with 3 through holes 2 with the diameter phi of 2.5mm, and the through holes 2 can be fixed at the holes 15 of the upper side plate and the holes 9 of the lower side plate by using a pan head self-tapping screw with ST2.2x 6.5; the bottom of the panel is provided with 2 grooves 3 which can be provided with M4 square nuts for fixing the module and the chassis bottom shell, as shown in figures 2-3.
The lower side plate of the module adopts a symmetrical design and can be installed on the left and the right; the bottom of the lower side plate is provided with 5 grooves 4, and M4 square nuts can be installed for fixing the module and the chassis bottom shell; the bottom of the lower side plate is provided with 4 clamping structures 5 which can rapidly clamp the lower side plate with the bottom plate 16; the top of the lower side plate is provided with 8 elliptical holes 6, and the radiator can be fixed by small pan head screws M4 x 10; the top of the lower side plate is provided with 4 blind holes 7, and the holes 11 of the upper side plate can be fixed by using countersunk self-tapping screws ST2.2x 6.5; the top of the lower side plate is provided with 5 blocking pieces 8 for clamping and connecting and used for quickly positioning the upper side plate 12; two sides of the lower side plate are respectively provided with 2 blind holes 9 for fixing the panel; one side of the lower side plate is provided with a boss structure 10 penetrating through the front and the rear for supporting the edge of the heat sink substrate to realize the quick positioning of the heat sink, as shown in fig. 3-3.
The upper side plate of the module adopts a symmetrical design and can be installed left and right; the bottom of the upper side plate of the module is provided with 4 counter bores 11 which can be fixed at the lower side plate holes 7 by counter-bore self-tapping screws ST2.2x 6.5; the bottom of the upper side plate of the module is provided with 5 grooves 12 for clamping and positioning the upper side plate and the lower side plate; the top of the upper side plate of the module is provided with 4 clamping structures 13 for quickly installing the upper cover of the module; two sides and the middle position of the top of the upper side plate of the module are respectively provided with a rectangular opening 14 for routing among modules; the upper side plate is provided with blind holes 15 on both sides for fixing the panel.
Two sides of the module bottom plate are respectively provided with 4 clamping structures 16, and the clamping structures 16 are clamped and connected at the lower side plate 5 and used for quickly installing the bottom plate.
2 bosses 17 are arranged on two sides of the upper cover of the module respectively, the distance between every two bosses is 4mm, the height of every two bosses is 3mm and 3.5mm, and the bosses penetrate through the upper cover of the module from the front to the position 86.5mm away from the rear; two sides of the top of the module are respectively provided with 4 clamping holes 18, the size is 9 x 2.5mm, the depth is 3.6mm, and the clamping holes penetrate through a part of the lug bosses.
The module upper cover boss is used for positioning the upper cover and the upper side plate, so that the upper cover can be conveniently clamped and mounted;
and the clamping hole at the top of the module is used for clamping the upper cover and the upper side plate.
The plastic shell has simple structure, convenient assembly and disassembly, small volume, light weight and elegant appearance. Both can play mechanical protection to power module's electrical part, also improved power module's safety in utilization level, make power module realize the high density of device and put, the whole volume of the power module who reduces, and then promoted the space utilization of standard subrack, 3 this power module of one set of 3U's standard subrack mountable has indirectly improved the unit output of equipment.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (7)

1. An assembled power module plastic shell is characterized by comprising 1 module panel, 2 module lower side plates, 2 module upper side plates, 1 module bottom plate and 1 module upper cover;
the module panel is provided with 2 groups of fan fixing holes on the outer side, the left side and the right side of the module panel are respectively provided with 3 through holes with the diameter phi of 2.5mm and are arranged in an up-down manner, and the bottom of the module panel is provided with 2 grooves which are symmetrically arranged in a left-right manner;
the module lower side plate is of a symmetrical structure, 5 grooves and 4 clamping structures are arranged at the bottom of the module lower side plate, 8 elliptical holes with the diameter of 4.3 x 5.8mm, 4 blind holes with the diameter of phi 1.8mm and the depth of 4mm and 5 clamping separation blades are arranged at the top of the module lower side plate, 2 blind holes with the diameter of phi 1.8mm and the depth of 7.5mm are respectively arranged at two sides of the module lower side plate, a boss structure penetrating through the front and the rear parts is arranged at one side of the module lower side plate, and the height of the boss is 1.5 mm;
the module upper side plate is of a symmetrical structure, the bottom of the module upper side plate is provided with 4 counter bores with the diameter phi of 2.5mm, the bottom of the module upper side plate is provided with 5 grooves with the diameters of 21 x6 x 1.7mm, the top of the module upper side plate is provided with 4 clamping structures, two sides and the middle of the top of the module upper side plate are respectively provided with a rectangular opening, and two sides of the module upper side plate are respectively provided with a blind hole with the diameter phi of 1.8mm and the depth of 6.5 mm;
two sides of the module bottom plate are respectively provided with 4 clamping structures;
module upper cover both sides respectively are equipped with 2 bosss, and boss interval 4mm highly is 3mm, 3.5mm respectively, runs through to distance rear portion 86.5mm department by preceding, and module upper cover top both sides respectively are equipped with 4 joint holes, and the size is 9 x 2.5mm, and degree of depth 3.6mm runs through partly the boss.
2. The plastic casing for splicing power modules as claimed in claim 1, wherein the module panel fixes the module upper side plate and the module lower side plate through the through hole with the diameter of 2.5mm, the bottom groove of the module panel is fixed with the chassis bottom shell through M4 square nuts, and the fan fixing hole is fixed with a heat dissipation fan.
3. The plastic housing of a splicing power module of claim 2, wherein the bottom groove of the lower side plate of the module is fixed with the bottom shell of the chassis through an M4 square nut;
the bottom clamping structure of the lower side plate of the module is clamped with the bottom plate of the module;
a radiator is fixed to an elliptical hole in the top of the lower side plate of the module;
the top of the lower side plate of the module is fixed with the upper side plate of the module through a blind hole with the diameter phi of 1.8mm and the depth of 4 mm;
the blocking piece at the top of the module lower side plate is positioned with the module upper side plate;
two sides of the lower side plate of the module are fixed with the panel of the module through blind holes with the diameter phi of 1.8mm and the depth of 7.5 mm;
and the boss structure on one side of the lower side plate of the module is positioned with the radiator.
4. The plastic housing of a splicing power module of claim 3, wherein a counter bore at the bottom of the upper side plate of the module is fixed with the upper side plate of the module;
the groove at the bottom of the upper side plate of the module is clamped and positioned with the upper side plate of the module;
the clamping structure at the top of the upper side plate of the module is clamped and mounted with the upper cover of the module;
openings at two sides and the middle position of the top of the upper side plate of the module are wiring holes among modules;
and the module upper side plate is fixed with the module panel through blind holes on two sides.
5. The plastic housing for a power module as claimed in claim 4, wherein the module bottom plate is mounted by a two-side clamping structure solid module bottom plate.
6. The plastic housing of an assembled power module as claimed in claim 5, wherein the module upper cover is positioned between the bosses on both sides and the module upper side plate;
the module upper cover is clamped with the module upper side plate through the clamping hole.
7. The plastic housing of a power module as claimed in any one of claims 1 to 6, wherein the plastic housing has an outer dimension designed according to the dimension of a 3U standard chassis, and the plastic housing is made of PC or ABS.
CN201921960112.6U 2019-11-12 2019-11-12 Power module plastic casing that can assemble Active CN211720864U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921960112.6U CN211720864U (en) 2019-11-12 2019-11-12 Power module plastic casing that can assemble

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921960112.6U CN211720864U (en) 2019-11-12 2019-11-12 Power module plastic casing that can assemble

Publications (1)

Publication Number Publication Date
CN211720864U true CN211720864U (en) 2020-10-20

Family

ID=72815389

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921960112.6U Active CN211720864U (en) 2019-11-12 2019-11-12 Power module plastic casing that can assemble

Country Status (1)

Country Link
CN (1) CN211720864U (en)

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