CN104660017A - Switching power supply casing and manufacture method thereof - Google Patents
Switching power supply casing and manufacture method thereof Download PDFInfo
- Publication number
- CN104660017A CN104660017A CN201510096124.9A CN201510096124A CN104660017A CN 104660017 A CN104660017 A CN 104660017A CN 201510096124 A CN201510096124 A CN 201510096124A CN 104660017 A CN104660017 A CN 104660017A
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- plate
- base
- louvre
- lid
- power supply
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- 238000000034 method Methods 0.000 title claims abstract description 58
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 42
- 238000005452 bending Methods 0.000 claims abstract description 29
- 210000003734 kidney Anatomy 0.000 claims description 35
- 230000004888 barrier function Effects 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 24
- 238000004080 punching Methods 0.000 claims description 20
- 230000000750 progressive effect Effects 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Casings For Electric Apparatus (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention relates to a switching power supply casing and a manufacture method thereof. The switching power supply casing comprises a base and a cover detachably mounted on the base, wherein the base wholly adopts a U shape and comprises a baseplate, a left side plate and a right side plate, the baseplate is horizontal, the left side plate is vertical and connected to the left end of the baseplate from above, and the right side plate is vertical and connected to the right end of the baseplate from above; the cover body wholly adopts a U shape and comprises a top plate, a front side plate and a rear side plate, the top plate is horizontal, the front side plate is vertical and connected to the front end of the top plate from below, and the rear side plate is vertical and connected to the rear end of the top plate from below; radiating holes and various types of mounting holes are formed in the base and the cover; and the rear side plate of the cover is detachably connected with a connecting plate of the baseplate of the base through a fastener. Main parts of the base and the cover can be subjected to one-step bending forming after stamping blanking, and the processing procedures are reduced remarkably under the premise that the radiating effect is guaranteed.
Description
Technical field
The present invention relates to a kind of shell and manufacture method thereof of stamping forming Switching Power Supply.
Background technology
Along with the high speed development of power electronic technology, the work of power electronic equipment and people, the relation of life are day by day close, and electronic equipment all be unable to do without reliable power supply, enter computer power supply round Realization eighties Switching Power Supply, taken the lead in computer power supply regenerate, enter nineties Switching Power Supply and in succession enter various electronics, electric equipment field, stored-program control exchange, communication, electron detection device power supply, control appliance power supply etc. employ Switching Power Supply all widely, more facilitate developing rapidly of switch power technology.
Usual Switching Power Supply comprises longitudinal casing and one piece of fixing printed substrate in the enclosure of an aluminum alloy or steel, also be provided with the heat abstractor such as fin or fan between shell and printed substrate, the screw be provided with by the shell of the securing members such as screw and Switching Power Supply can by fixing for Switching Power Supply on an electronic device.And all L-shaped base of the common employing of current Switching Power Supply and lid link together the overall shell in cuboid hull shape of composition up and down, and all L-shaped base and lid are in order to link together up and down, inevitable the operation by increasing bending is needed to form web portion for connecting when manufacturing processing, such as formed by bending process and patch position etc. for what connect, so L-shaped base and lid just at least need first time to form the basic configuration of L shape during fabrication, second time is formed and patches position, form a fixed connection position totally three bendings for the third time, and L-shaped base and lid make the layout of circuit board also can be limited to, in order to being connected and fixed of base and lid, circuit board needs the space hold considering electronic devices and components when planning circuit layout.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of manufacturing process simple and the shell of the Switching Power Supply that manufacturing cost is lower and manufacture method thereof, and the shell of this Switching Power Supply is easy to the circuit layout of the circuit board of Switching Power Supply.
One of technical scheme realizing the object of the invention is to provide a kind of shell of Switching Power Supply, and comprise base and be removably mounted on the lid on base, base overall U-shaped, comprises base plate, left plate and right plate, and floor level is arranged; Left plate vertical is arranged, and is connected to the left end of base plate from top; Right plate vertical is arranged, and is connected to the right-hand member of base plate from top; The front end face of base plate is provided with 2 pieces of circuit board barrier plates that vertical is arranged on the body rim of base plate, and 2 pieces of circuit board barrier plates are symmetrical set; The back edge central authorities of base plate are provided with the connecting plate of the formation of bending forward; Base plate is provided with 3 to 7 rivet joint screws of the circuit board for installing Switching Power Supply;
Lid overall U-shaped, comprise top board, front side board and back side panel, top board is horizontally disposed with; Front side board vertical is arranged, and is connected to the front end of top board from below; Back side panel vertical is arranged, and is connected to the rear end of top board from below; The front and back of lid to length than the front and back of base to short 2 to the 4cm of length, the left and right of lid is corresponding to length with the left and right of base to length; The upward and downward length of back side panel is corresponding with the upward and downward length of the left plate of base;
Base and lid are provided with louvre and all kinds of installing hole;
Lid is supported on the connecting plate of the base plate of base by its back side panel, and lid is removably connected by the connecting plate of its back side panel with the base plate of base by securing member.
Further, the plate portion, the left and right sides of the base plate of base is arranged with the first louvre be spacedly distributed vertically; The junction of base plate and left plate is provided with the second louvre be spacedly distributed vertically, and the second louvre half is positioned on base plate, second half is positioned on left plate, and the position of each second louvre is corresponding with the first corresponding louvre; Corresponding, the junction of base plate and right plate is also arranged with the 3rd louvre vertically, and the 3rd louvre half is positioned on base plate, second half is positioned on right plate; The front portion of left plate is provided with the 4th louvre 12-1 be spacedly distributed vertically; The front and rear of right plate is arranged with each 2 the 5th louvres.
Further, the first louvre is kidney ellipsoid, and the floor projection of the second louvre is kidney ellipsoid, and the floor projection of the 3rd louvre is kidney ellipsoid, and the 4th louvre 12-1 is kidney ellipsoid, and the 5th louvre is kidney ellipsoid.
Further, the postmedian of the base plate of base is provided with 4 rivet joint screws be positioned on 4 angles of hypothetical rectangle, is also provided with 1 rivet joint screw on the right side of the middle front part of base plate.
Further, the front edge of the base plate of base is provided with the first spacing hole of half kidney ellipsoid in the left-hand portion of the circuit board barrier plate in left side, is arranged with the first spacing hole of half kidney ellipsoid at the position, right side of the circuit board barrier plate on right side, symmetrical, the back edge of base plate is also provided with corresponding 2 the first spacing holes, described first spacing hole outward opening; The second spacing hole that the front edge top of left plate is provided with the second spacing hole of 1 half kidney ellipsoid, back edge is respectively provided with 1 half kidney ellipsoid up and down symmetrically, described second spacing hole outward opening; The 3rd spacing hole that the front edge top of right plate is provided with the 3rd spacing hole of 1 half kidney ellipsoid, back edge is respectively provided with 1 half kidney ellipsoid up and down symmetrically, described 3rd spacing hole outward opening.
Further, the top board of lid gathers the 6th louvre spaced apart, and the 6th louvre is rounded; The upward and downward length of front side board is 1 to 3 centimetre, front side board is carved with the wiring mark of Switching Power Supply; Back side panel gathers the 7th louvre spaced apart, and the 7th louvre is rounded.
Further, the middle part of the right plate of base is provided with 3 and connects counterbore with being spacedly distributed vertically, connects the installation that counterbore is used for the power device of Switching Power Supply; The rear portion of left plate is provided with the rectangular installation portion caved inward, and the central authorities of installation portion are provided with the through through hole in left and right, and installation portion is used for the installation of the power device of Switching Power Supply.
Further, the upper forepart of the left plate of base and upper posterior medial are provided with the left connecting pin for patching connection that inside bending is formed; The upper forepart of right plate and upper posterior medial are provided with the right connecting pin for patching connection that inside bending is formed; The connecting plate of the base plate of base is provided with the through screw in front and back; The left and right sides of the top board of lid is respectively equipped with the gib block of downward bending formation, the upward and downward length of gib block is 1.5 to 3 millimeters, be equipped with L-shaped connector below the rear and front end of 2 gib block 21-1, connector and the left connecting pin of base, right connecting pin are corresponding; The middle and lower part of back side panel is provided with the connecting hole of kidney ellipsoid;
In the inner chamber of lid by the gib block inserted base from back to front of its top board, in the left connecting pin of the left plate of the connector inserted base in the left side of lid, in the right connecting pin of the right plate of the connector inserted base on the right side of lid, thus lid is limited on base in the vertical direction, lid is supported on the connecting plate of the base plate of base by its back side panel, and it is through before and after the screw of the connecting plate of the connecting hole of back side panel and base, by attachment screw from back to front through screwing in the screw of the connecting plate of base after the connecting hole of back side panel, thus lid is arranged on base.
Realize the manufacture method that two of the technical scheme of the object of the invention is to provide a kind of shell of Switching Power Supply, comprise the manufacture method of base and the manufacture method of lid respectively, wherein the manufacture method of base comprises following several step:
1. adopt progressive die technique blanking and punching to form the preliminary configuration of base: described base plate, left plate, right plate and each position thereof are all in same level, namely the main body of the main body of the main body of base plate, left plate, right plate, circuit board barrier plate, connecting plate, louvre and all kinds of installing hole are all in same level;
2. make left plate, right plate, circuit board barrier plate, connecting plate all be connected with the body normal of base plate by first time bending technique simultaneously;
3. 5 rivet joint screws are fixedly installed on the corresponding site of base by the mode of riveted joint;
The manufacture method of lid comprises following several step:
1. adopt progressive die technique blanking and punching to form the preliminary configuration of lid: described top board, front side board, back side panel and each position thereof are all in same level, lid adopts the mode of interval punching to form the louvre of half quantity;
2. the louvre of remaining half quantity is formed by punching press;
3. make front side board, back side panel all be connected with the body normal of top board by a bending technique simultaneously.
Realize the manufacture method that three of the technical scheme of the object of the invention is to provide a kind of shell of Switching Power Supply, comprise the manufacture method of base and the manufacture method of lid respectively, wherein the manufacture method of base comprises following several step:
1. progressive die technique blanking and punching is adopted to form the preliminary configuration of base: the main body of the main body of described base plate, the main body of left plate, right plate, circuit board barrier plate, connecting plate, louvre and all kinds of installing hole are all in same level, left connecting pin protrudes from the main body of left plate, and right connecting pin protrudes from the main body of right plate;
2. make left plate, right plate, circuit board barrier plate, connecting plate all be connected with the body normal of base plate by a bending technique simultaneously;
3. 5 rivet joint screws are fixedly installed on the corresponding site of base by the mode of riveted joint;
The manufacture method of lid comprises following several step:
1. progressive die technique blanking and punching is adopted to form the preliminary configuration of lid: described top board, front side board, back side panel and each position thereof are all in same level, namely the main body of top board, front side board, back side panel, gib block, connector are all in same level, and lid adopts the mode of interval punching to form the louvre of half quantity;
2. the louvre of remaining half quantity is formed by punching press;
3. make front side board, back side panel, gib block and connector all be connected with the body normal of top board by a bending technique simultaneously.
The present invention has positive effect: the shell of (1) Switching Power Supply of the present invention is punched shell, its base and lid all adopt U-shaped to design, under the prerequisite ensureing radiating effect, add area of dissipation significantly compared to traditional L shape base and shell, the developed area of U-shaped is obviously large than L shape.
(2) shell of Switching Power Supply of the present invention is owing to adopting base and the lid of U-shaped, the circuit layout of the circuit board of Switching Power Supply is no longer by the base of L shape and the limitation of lid, due to the design base of L shape and lid in conjunction with time inevitablely need to design limit connector at connecting portion, its connecting portion is then close proximity to circuit board, and U-shaped base of the present invention and lid are completely without this drawback.
(3) manufacturing process of the shell of Switching Power Supply of the present invention simplifies greatly, only need when base is installed with lid to be connected by patching rear employing screw, base and the shaping of lid only need a bending technique to complete, and traditional shell no matter base and all minimum needs of lid three bending techniques, not only save manufacturing cost, and decrease the higher problem of defect rate that cumbersome causes.
Accompanying drawing explanation
Fig. 1 is a kind of schematic perspective view (attachment screw is not shown) of the shell of Switching Power Supply of the present invention;
Fig. 2 is the structural representation of the base in Fig. 1;
The structural representation (front view) of base when Fig. 3 is the right back top view from Fig. 2;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is the right view of Fig. 3;
Fig. 6 is the structural representation of lid in Fig. 1;
The structural representation (front view) of lid when Fig. 7 is the right back top view from Fig. 6;
Fig. 8 is the rearview of Fig. 7;
Fig. 9 is the vertical view of Fig. 7;
Figure 10 is the expansion schematic diagram after the base shown in Fig. 4 during fabrication blanking;
Figure 11 is the expansion schematic diagram after the lid shown in Fig. 9 during fabrication blanking;
The assembling schematic diagram that Figure 12 is the shell of the Switching Power Supply shown in Fig. 1.
Mark in above-mentioned accompanying drawing is as follows:
Base 1, base plate 11, the first louvre 11-1, the second louvre 11-2, the 3rd louvre 11-3, rivet joint screw 11-4, circuit board barrier plate 11-5, the first spacing hole 11-6, connecting plate 11-7, rectangular indentation 11-8,
Left plate 12, the 4th louvre 12-1, the second spacing hole 12-2, left connecting pin 12-3, installation portion 12-4,
Right plate 13, connects counterbore 13-1, the 5th louvre 13-2, the 3rd spacing hole 13-3, right connecting pin 13-4,
Lid 2, top board 21, the 6th louvre 21-1, gib block 21-2, connector 21-3, front side board 22, back side panel 23, the 7th louvre 23-1, connecting hole 23-2.
Embodiment
The present invention, when carrying out orientation and describing, is described with orientation shown in Fig. 3, and the orientation up and down in figure is also up and down in the de-scription, and the orientation of picture in picture face court of institute is front, and the orientation deviating from drawing is rear.
(shell of embodiment 1, Switching Power Supply)
See Fig. 1, the shell of the Switching Power Supply of the present embodiment comprises base 1, be removably mounted on lid 2 on base 1 and an attachment screw, base 1 and lid 2 are fixed together by described screw.Base 1 and lid 2 are all stamping parts of aluminum or steel material.
See Fig. 2 to Fig. 5, base 1 overall U-shaped, comprise base plate 11, left plate 12 and right plate 13, base plate 11 is horizontally disposed with; Left plate 12 vertical is arranged, and is connected to the left end of base plate 11 from top; Right plate 13 vertical is arranged, and is connected to the right-hand member of base plate 11 from top.The plate portion, the left and right sides of base plate 11 is arranged with the first louvre 11-1 be spacedly distributed vertically, and the first louvre 11-1 is kidney ellipsoid.Base plate 11 is provided with the junction of left plate 12 the second louvre 11-2 be spacedly distributed vertically, second louvre 11-2 half is positioned on base plate 11, second half is positioned on left plate 12, the floor projection of the second louvre 11-2 is kidney ellipsoid, and the position of each second louvre 11-2 is corresponding with the first corresponding louvre 11-1; Corresponding, base plate 11 is also arranged with the 3rd louvre 11-3 vertically with the junction of right plate 13, and the 3rd louvre 11-3 half is positioned on base plate 11, second half is positioned on right plate 13.The postmedian of base plate 11 is provided with 4 the rivet joint screw 11-4 be positioned on 4 angles of hypothetical rectangle, is also provided with 1 rivet joint screw 11-4 on the right side of the middle front part of base plate 11, and rivet joint screw 11-4 is used for the fixing of the circuit board of Switching Power Supply.The front end face of base plate 11 is provided with 2 pieces of circuit board barrier plate 11-5 that vertical is arranged on the body rim of base plate 11, and 2 pieces of circuit board barrier plate 11-5 are symmetrical set; The front edge of base plate 11 is provided with the first spacing hole 11-6 of half kidney ellipsoid in the left-hand portion of the circuit board barrier plate 11-5 in left side, is arranged with the first spacing hole 11-6 of half kidney ellipsoid at the position, right side of the circuit board barrier plate 11-5 on right side, symmetrical, the back edge of base plate 11 is also provided with corresponding 2 the first spacing hole 11-6, described first spacing hole 11-6 outward opening, fixes for the installation of whole Switching Power Supply.The back edge central authorities of base plate 11 are provided with the connecting plate 11-7 of the formation of bending forward, thus the back edge of base plate 11 central authorities form rectangular indentation 11-8, screw through before and after connecting plate 11-7 is provided with, connecting plate 11-7 and circuit board barrier plate 11-5 can adapted to be used for the front and back of circuit board of Switching Power Supply spacing, and connecting plate 11-7 being fixedly connected with also for base 1 and lid 2.The rear portion of left plate 12 is provided with the installation portion 12-4 that rectangular inside (to the right) caves in, and the central authorities of installation portion 12-4 are provided with the through through hole in left and right, and installation portion 12-4 is used for the installation of the power device of Switching Power Supply; The front portion of left plate 12 is provided with the 4th louvre 12-1 be spacedly distributed vertically, and the 4th louvre 12-1 is kidney ellipsoid; The second spacing hole 12-2 that the front edge top of left plate 12 is provided with the second spacing hole 12-2 of 1 half kidney ellipsoid, back edge is respectively provided with 1 half kidney ellipsoid up and down symmetrically, described second spacing hole 12-2 outward opening, fixes for the installation of whole Switching Power Supply; The upper forepart of left plate 12 and upper posterior medial are provided with the left connecting pin 12-3 for patching connection that inside bending is formed.The middle part of right plate 13 is provided with 3 and connects counterbore 13-1 with being spacedly distributed vertically, connects the installation that counterbore 13-1 is used for the power device of Switching Power Supply; The front and rear of right plate 13 is arranged with each 2 the 5th louvre 13-2, and the 5th louvre 13-2 is kidney ellipsoid; The 3rd spacing hole 13-3 that the front edge top of right plate 13 is provided with the 3rd spacing hole 13-3 of 1 half kidney ellipsoid, back edge is respectively provided with 1 half kidney ellipsoid up and down symmetrically, described 3rd spacing hole 13-3 outward opening, fixes for the installation of whole Switching Power Supply; The upper forepart of right plate 13 and upper posterior medial are provided with the right connecting pin 13-4 for patching connection that inside bending is formed.
See Fig. 6 to Fig. 9, lid 2 overall U-shaped, comprise top board 21, front side board 22 and back side panel 23, top board 21 is horizontally disposed with; Front side board 22 vertical is arranged, and is connected to the front end of top board 21 from below; Back side panel 23 vertical is arranged, and is connected to the rear end of top board 21 from below.The front and back of lid 2 to length than the front and back of base 1 to the short 2.5cm of length, the left and right of lid 2 is corresponding to length with the left and right of base 1 to length.Top board 21 gathers the 6th louvre 21-1 spaced apart, and the 6th louvre 21-1 is rounded.The upward and downward length of front side board 22 is 1.3cm, front side board 22 is carved with the wiring mark of Switching Power Supply.The upward and downward length of back side panel 23 is corresponding with the upward and downward length of the left plate 12 of base 1, and back side panel 23 gathers the 7th louvre 23-1 spaced apart, and the 7th louvre 23-1 is rounded; The middle and lower part of back side panel 23 is provided with the connecting hole 23-2 of kidney ellipsoid.The left and right sides of the top board 21 of lid 2 is respectively equipped with the gib block 21-2 of downward bending formation, the upward and downward length of gib block 21-2 is 2 millimeters, be equipped with L-shaped connector 21-3 below the rear and front end of 2 gib block 21-1, connector 21-3 be corresponding with the left connecting pin 12-3 of base 1, right connecting pin 13-4, retaining mechanism when being connected with lid 2 as base 1.
See Fig. 1 and Figure 12, in the inner chamber of lid 2 by the gib block 21-2 inserted base 1 from back to front of its top board 21, in the left connecting pin 12-3 of the left plate 12 of the connector 21-3 inserted base 1 in the left side of lid 2, in the right connecting pin 13-4 of the right plate 13 of the connector 21-3 inserted base 1 on the right side of lid 2, thus lid 2 is limited on base 1 in the vertical direction, lid 2 is supported on the connecting plate 11-7 of the base plate 11 of base 1 by its back side panel 23, and it is through before and after the screw of the connecting plate 11-7 of the connecting hole 23-2 of back side panel 23 and base 1, by attachment screw from back to front through screwing in the screw of connecting plate 11-7 of base 1 after the connecting hole 23-2 of back side panel 23, thus lid 2 is fixedly connected on base 1.
When the shell of the Switching Power Supply of the present embodiment uses, the circuit board that electronic devices and components are housed to be inserted from the top down in rivet joint screw 11-4 and is fixed by securing member, the rear and front end of circuit board is by spacing before and after circuit board barrier plate 11-5 and connecting plate 11-7, by trip bolt from outside to inside successively through the respective through hole on the installation portion 12-4 of base 1, to screw behind the installation position of heat conductive rubber sheet and power device in corresponding nut thus power device to be arranged on the left plate 12 of base 1, by trip bolt from outside to inside successively through the connection counterbore 13-1 of base 1, to screw behind the installation position of heat conductive rubber sheet and power device in corresponding nut thus power device to be arranged on the right plate 13 of base 1.The installation that first spacing hole 11-6, the second spacing hole 12-2 and the 3rd spacing hole 13-3 are used for whole Switching Power Supply is fixed.
(manufacture method of the shell of embodiment 2, Switching Power Supply)
The manufacture method of the shell of the Switching Power Supply obtained by embodiment 1, comprise the manufacture method of base 1 and the manufacture method of lid 2 respectively, wherein the manufacture method of base 1 comprises following several step:
1. Figure 10 is seen, progressive die technique blanking and punching is adopted to form the preliminary configuration of base 1: the first louvre 11-1 of base plate 11, second louvre 11-2, 3rd louvre 11-3, first spacing hole 11-6, circuit board barrier plate 11-5, screw on connecting plate 11-7 and connecting plate 11-7, the installing hole of rivet joint screw 11-4 is formed all, the installation portion 12-4 of left plate 12, second spacing hole 12-2, left connecting pin 12-3 is formed all, the connection counterbore 13-1 of right plate 13, 5th louvre 13-2, 3rd spacing hole 13-3, right connecting pin 13-4 is formed all, the main body of described base plate 11, the main body of left plate 12, the main body of right plate 13, circuit board barrier plate 11-5, connecting plate 11-7 is all in same level, left connecting pin 12-3 protrudes from the main body of left plate 12, right connecting pin 13-4 protrudes from the main body of right plate 13,
2. make left plate 12, right plate 13 by bending technique simultaneously, circuit board barrier plate 11-5, connecting plate 11-7 be all connected with the body normal of base plate 11;
3. 5 rivet joint screw 11-4 are fixedly installed on the corresponding site of base 1 by the mode of riveted joint.
The manufacture method of lid 2 comprises following several step:
1. Figure 11 is seen, progressive die technique blanking and punching is adopted to form the preliminary configuration of lid 2: the 6th louvre 21-1 of the half quantity of top board 21, gib block 21-2, connector 21-3 is formed all, 7th louvre 23-1 of the half quantity of front side board 22 and back side panel 23, connecting hole 23-2 is formed all, described top board 21, front side board 22, back side panel 23 and each position thereof are all in same level: i.e. the main body of top board 21, front side board 22, back side panel 23, gib block 21-2, connector 21-3 is all in same level, 6th louvre 21-1, 7th louvre 23-1 adopts the mode of interval punching to form the hole of each half quantity,
2. the 6th louvre 21-1, the 7th louvre 23-1 of remaining half quantity is formed by punching press;
3. make front side board 22, back side panel 23, gib block 21-2 and connector 21-3 all be connected with the body normal of top board 21 by a bending technique simultaneously.
The bending technique number of times of the manufacture method of above-mentioned base 1 and the manufacture method of lid 2 is less, enormously simplify the manufacturing process of Switching Power Supply shell.
Obviously, above-described embodiment is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And these belong to spirit institute's apparent change of extending out of the present invention or change and are still among protection scope of the present invention.
Claims (10)
1. the shell of a Switching Power Supply, comprise base (1) and be removably mounted on the lid (2) on base (1), it is characterized in that: base (1) overall U-shaped, comprise base plate (11), left plate (12) and right plate (13), base plate (11) is horizontally disposed with; Left plate (12) vertical is arranged, and is connected to the left end of base plate (11) from top; Right plate (13) vertical is arranged, and is connected to the right-hand member of base plate (11) from top; The front end face of base plate (11) is provided with 2 pieces of circuit board barrier plates (11-5) that vertical is arranged on the body rim of base plate (11), and 2 pieces of circuit board barrier plates (11-5) are symmetrical set; The back edge central authorities of base plate (11) are provided with the connecting plate (11-7) of the formation of bending forward; Base plate (11) is provided with 3 to 7 rivet joint screws (11-4) of the circuit board for installing Switching Power Supply;
Lid (2) overall U-shaped, comprise top board (21), front side board (22) and back side panel (23), top board (21) is horizontally disposed with; Front side board (22) vertical is arranged, and is connected to the front end of top board (21) from below; Back side panel (23) vertical is arranged, and is connected to the rear end of top board (21) from below; The front and back of lid (2) to length than the front and back of base (1) to short 2 to the 4cm of length, the left and right of lid (2) is corresponding to length with the left and right of base (1) to length; The upward and downward length of back side panel (23) is corresponding with the upward and downward length of the left plate (12) of base (1);
Base (1) and lid (2) are provided with louvre and all kinds of installing hole;
Lid (2) is supported on the connecting plate (11-7) of the base plate (11) of base (1) by its back side panel (23), and lid (2) is removably connected by the connecting plate (11-7) of its back side panel (23) with the base plate (11) of base (1) by securing member.
2. the shell of Switching Power Supply according to claim 1, is characterized in that: the plate portion, the left and right sides of the base plate (11) of base (1) is arranged with the first louvre (11-1) be spacedly distributed vertically; Base plate (11) is provided with the junction of left plate (12) the second louvre (11-2) be spacedly distributed vertically, second louvre (11-2) half is positioned at that base plate (11) is upper, second half is positioned on left plate (12), and the position of each second louvre (11-2) is corresponding with corresponding the first louvre (11-1); Corresponding, base plate (11) is also arranged with the 3rd louvre (11-3) vertically with the junction of right plate (13), and the 3rd louvre (11-3) half is positioned at that base plate (11) is upper, second half is positioned on right plate (13); The front portion of left plate (12) is provided with the 4th louvre 12-1 be spacedly distributed vertically; The front and rear of right plate (13) is arranged with each 2 the 5th louvres (13-2).
3. the shell of Switching Power Supply according to claim 2, it is characterized in that: the first louvre (11-1) is in kidney ellipsoid, the floor projection of the second louvre (11-2) is kidney ellipsoid, the floor projection of the 3rd louvre (11-3) is kidney ellipsoid, 4th louvre 12-1 is kidney ellipsoid, and the 5th louvre (13-2) is in kidney ellipsoid.
4. the shell of Switching Power Supply according to claim 1, it is characterized in that: the postmedian of the base plate (11) of base (1) is provided with 4 rivet joint screws (11-4) be positioned on 4 angles of hypothetical rectangle, is also provided with 1 rivet joint screw (11-4) on the right side of the middle front part of base plate (11).
5. the shell of Switching Power Supply according to claim 1, it is characterized in that: the front edge of the base plate (11) of base (1) is provided with first spacing hole (11-6) of half kidney ellipsoid in the left-hand portion of the circuit board barrier plate (11-5) in left side, is arranged with first spacing hole (11-6) of half kidney ellipsoid at the position, right side of the circuit board barrier plate (11-5) on right side, symmetrical, the back edge of base plate (11) is also provided with corresponding 2 the first spacing holes (11-6), described first spacing hole (11-6) outward opening; The second spacing hole (12-2) that the front edge top of left plate (12) is provided with second spacing hole (12-2) of 1 half kidney ellipsoid, back edge is respectively provided with 1 half kidney ellipsoid up and down symmetrically, described second spacing hole (12-2) outward opening; The 3rd spacing hole (13-3) that the front edge top of right plate (13) is provided with the 3rd spacing hole (13-3) of 1 half kidney ellipsoid, back edge is respectively provided with 1 half kidney ellipsoid up and down symmetrically, described 3rd spacing hole (13-3) outward opening.
6. the shell of Switching Power Supply according to claim 1, is characterized in that: upper the 6th louvre (21-1) spaced apart that gathers of the top board (21) of lid (2), and the 6th louvre (21-1) is rounded; The upward and downward length of front side board (22) is 1 to 3 centimetre, front side board (22) is carved with the wiring mark of Switching Power Supply; Upper the 7th louvre (23-1) spaced apart that gathers of back side panel (23), the 7th louvre (23-1) is rounded.
7. the shell of Switching Power Supply according to claim 1, it is characterized in that: the middle part of the right plate (13) of base (1) is provided with 3 and connects counterbore (13-1) with being spacedly distributed vertically, connects the installation of counterbore (13-1) for the power device of Switching Power Supply; The rear portion of left plate (12) is provided with the rectangular installation portion (12-4) caved inward, and the central authorities of installation portion (12-4) are provided with the through through hole in left and right, and installation portion (12-4) is for the installation of the power device of Switching Power Supply.
8. the shell of Switching Power Supply according to claim 1, is characterized in that: the upper forepart of the left plate (12) of base (1) and upper posterior medial are provided with the left connecting pin (12-3) for patching connection that inside bending is formed; The upper forepart of right plate (13) and upper posterior medial are provided with the right connecting pin (13-4) for patching connection that inside bending is formed; The connecting plate (11-7) of the base plate (11) of base (1) is provided with the through screw in front and back; The left and right sides of the top board (21) of lid (2) is respectively equipped with the gib block (21-2) of downward bending formation, the upward and downward length of gib block (21-2) is 1.5 to 3 millimeters, be equipped with L-shaped connector (21-3) below the rear and front end of 2 gib block 21-1, connector (21-3) and the left connecting pin (12-3) of base (1), right connecting pin (13-4) are corresponding; The middle and lower part of back side panel (23) is provided with the connecting hole (23-2) of kidney ellipsoid;
In the inner chamber of lid (2) by gib block (21-2) inserted base (1) from back to front of its top board (21), in the left connecting pin (12-3) of the left plate (12) of connector (21-3) inserted base (1) in the left side of lid (2), in the right connecting pin (13-4) of the right plate (13) of connector (21-3) inserted base (1) on the right side of lid (2), thus lid (2) is limited on base (1) in the vertical direction, lid (2) is supported on the connecting plate (11-7) of the base plate (11) of base (1) by its back side panel (23), and it is through before and after the screw of the connecting plate (11-7) of the connecting hole (23-2) of back side panel (23) and base (1), by attachment screw from back to front through screwing in the screw of connecting plate (11-7) of base (1) after the connecting hole (23-2) of back side panel (23), thus lid (2) is arranged on base (1).
9. the manufacture method of the shell of Switching Power Supply as described in one of claim 1 to 7, it is characterized in that comprising the manufacture method of base (1) and the manufacture method of lid (2) respectively, wherein the manufacture method of base (1) comprises following several step:
1. adopt progressive die technique blanking and punching to form the preliminary configuration of base (1): described base plate (11), left plate (12), right plate (13) and each position thereof are all in same level, namely the main body of the main body of the main body of base plate (11), left plate (12), right plate (13), circuit board barrier plate (11-5), connecting plate (11-7), louvre and all kinds of installing hole are all in same level;
2. make left plate (12), right plate (13), circuit board barrier plate (11-5), connecting plate (11-7) all be connected with the body normal of base plate (11) by a bending technique simultaneously;
3. 5 rivet joint screws (11-4) are fixedly installed on the corresponding site of base (1) by the mode of riveted joint;
The manufacture method of lid (2) comprises following several step:
1. adopt progressive die technique blanking and punching to form the preliminary configuration of lid (2): described top board (21), front side board (22), back side panel (23) and each position thereof are all in same level, lid (2) adopts the mode of interval punching to form the louvre of half quantity;
2. the louvre of remaining half quantity is formed by punching press;
3. make front side board (22) by bending technique simultaneously, back side panel (23) is all connected with the body normal of top board (21).
10. the manufacture method of the shell of Switching Power Supply as claimed in claim 8, it is characterized in that comprising the manufacture method of base (1) and the manufacture method of lid (2) respectively, wherein the manufacture method of base (1) comprises following several step:
1. progressive die technique blanking and punching is adopted to form the preliminary configuration of base (1): the main body of the main body of described base plate (11), the main body of left plate (12), right plate (13), circuit board barrier plate (11-5), connecting plate (11-7), louvre and all kinds of installing hole are all in same level, left connecting pin (12-3) protrudes from the main body of left plate (12), and right connecting pin (13-4) protrudes from the main body of right plate (13);
2. make left plate (12), right plate (13), circuit board barrier plate (11-5), connecting plate (11-7) all be connected with the body normal of base plate (11) by a bending technique simultaneously;
3. 5 rivet joint screws (11-4) are fixedly installed on the corresponding site of base (1) by the mode of riveted joint;
The manufacture method of lid (2) comprises following several step:
1. progressive die technique blanking and punching is adopted to form the preliminary configuration of lid (2): described top board (21), front side board (22), back side panel (23) and each position thereof are all in same level, namely the main body of top board (21), front side board (22), back side panel (23), gib block (21-2), connector (21-3) are all in same level, and lid (2) adopts the mode of interval punching to form the louvre of half quantity;
2. the louvre of remaining half quantity is formed by punching press;
3. make front side board (22), back side panel (23), gib block (21-2) and connector (21-3) all be connected with the body normal of top board (21) by a bending technique simultaneously.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711492941.1A CN108011501B (en) | 2015-03-04 | 2015-03-04 | A kind of manufacturing method of the shell of Switching Power Supply |
| CN201510096124.9A CN104660017B (en) | 2015-03-04 | 2015-03-04 | The shell and its manufacture method of Switching Power Supply |
| CN201711489982.5A CN108054907B (en) | 2015-03-04 | 2015-03-04 | The manufacturing method of the shell of Switching Power Supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510096124.9A CN104660017B (en) | 2015-03-04 | 2015-03-04 | The shell and its manufacture method of Switching Power Supply |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711489982.5A Division CN108054907B (en) | 2015-03-04 | 2015-03-04 | The manufacturing method of the shell of Switching Power Supply |
| CN201711492941.1A Division CN108011501B (en) | 2015-03-04 | 2015-03-04 | A kind of manufacturing method of the shell of Switching Power Supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104660017A true CN104660017A (en) | 2015-05-27 |
| CN104660017B CN104660017B (en) | 2017-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510096124.9A Active CN104660017B (en) | 2015-03-04 | 2015-03-04 | The shell and its manufacture method of Switching Power Supply |
| CN201711489982.5A Active CN108054907B (en) | 2015-03-04 | 2015-03-04 | The manufacturing method of the shell of Switching Power Supply |
| CN201711492941.1A Active CN108011501B (en) | 2015-03-04 | 2015-03-04 | A kind of manufacturing method of the shell of Switching Power Supply |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711489982.5A Active CN108054907B (en) | 2015-03-04 | 2015-03-04 | The manufacturing method of the shell of Switching Power Supply |
| CN201711492941.1A Active CN108011501B (en) | 2015-03-04 | 2015-03-04 | A kind of manufacturing method of the shell of Switching Power Supply |
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| Country | Link |
|---|---|
| CN (3) | CN104660017B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105658040A (en) * | 2016-03-22 | 2016-06-08 | 江苏峰谷源储能技术研究院有限公司 | Power module heat-radiating structure with power-type components |
| CN110138237A (en) * | 2019-05-31 | 2019-08-16 | 宁波久源电子有限公司 | A kind of portable three road DC voltage-stablized source apparatus |
| CN113795100A (en) * | 2021-08-25 | 2021-12-14 | 长沙航特电子科技有限公司 | Intelligent manufacturing and processing technology of switching power supply |
| WO2023020408A1 (en) * | 2021-08-17 | 2023-02-23 | 广州金升阳科技有限公司 | Switch power supply structure |
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| CN201594789U (en) * | 2009-12-28 | 2010-09-29 | 南皮县基鑫源五金制品有限责任公司 | Power outer casing |
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| CN110138237A (en) * | 2019-05-31 | 2019-08-16 | 宁波久源电子有限公司 | A kind of portable three road DC voltage-stablized source apparatus |
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| CN113795100A (en) * | 2021-08-25 | 2021-12-14 | 长沙航特电子科技有限公司 | Intelligent manufacturing and processing technology of switching power supply |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108054907A (en) | 2018-05-18 |
| CN108011501A (en) | 2018-05-08 |
| CN104660017B (en) | 2017-12-19 |
| CN108011501B (en) | 2019-11-19 |
| CN108054907B (en) | 2019-11-15 |
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Effective date of registration: 20160509 Address after: 213015 Changzhou Province in the Clock Tower District, Jiangsu, Wu Road, No. 1801 Applicant after: Jiangsu University of Technology Address before: 213022 No. 3, Qinling Mountains Road, Xinbei District, Jiangsu, Changzhou Applicant before: Changzhou Shou Pu Power Technology Co., Ltd. |
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