CN220693005U - Protective structure of bridge rectifier - Google Patents
Protective structure of bridge rectifier Download PDFInfo
- Publication number
- CN220693005U CN220693005U CN202321902196.4U CN202321902196U CN220693005U CN 220693005 U CN220693005 U CN 220693005U CN 202321902196 U CN202321902196 U CN 202321902196U CN 220693005 U CN220693005 U CN 220693005U
- Authority
- CN
- China
- Prior art keywords
- bridge rectifier
- frame
- fixed
- fixed block
- protective
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Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 31
- 239000002184 metal Substances 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 230000017525 heat dissipation Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Landscapes
- Rectifiers (AREA)
Abstract
The utility model discloses a protective structure of a bridge rectifier, which comprises: the plurality of protective sleeves are sleeved at the positions of pins on the bridge rectifier, and the inner sides of the protective sleeves are provided with connecting components which comprise corner brackets fixed on the inner sides of the protective sleeves and cross frames connected with the corner brackets; an adjusting piece is arranged between the cross and the corner bracket; the outer frame is sleeved outside the bridge rectifier; through the lag of design, can promote the support ability to the pin, effectively guarantee that the pin can not appear buckling in processing, can also make corresponding length adjustment according to the pin of different specifications simultaneously, promote the commonality of lag in use to in the protection installation to the frame, realize connecting through simple effectual structure, this kind of structure is convenient to produce, has reduced the processing degree of difficulty, promotes the practicality in-service use, has perfected current not enough in the protection to bridge rectifier.
Description
Technical Field
The utility model belongs to the technical field of bridge rectifiers, and particularly relates to a protection structure of a bridge rectifier.
Background
The bridge rectifier is formed by bridge connection of four rectifying silicon chips and external insulation plastic packaging, and the high-power bridge rectifier is formed by adding zinc metal shell packaging outside the insulation layers, so that heat dissipation is enhanced.
In the lead frame of the bridge rectifier disclosed in the publication No. CN212848384U, the possibility of bending and breaking of the pins and accidental damage of the frame caused by extrusion are reduced in the production process by additionally arranging a protective structure on the pins and the frame, and multiple protection is realized.
Disclosure of Invention
The present utility model is directed to a protection structure of a bridge rectifier, so as to solve the problem that the protection effect of the bridge rectifier in the prior art is insufficient.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a protective structure of a bridge rectifier, the protective structure comprising:
the plurality of protective sleeves are sleeved at the positions of pins on the bridge rectifier, and the inner sides of the protective sleeves are provided with connecting components which comprise corner brackets fixed on the inner sides of the protective sleeves and cross frames connected with the corner brackets; an adjusting piece is arranged between the cross and the corner bracket;
the bridge rectifier comprises an outer frame, wherein the outer frame is sleeved outside the bridge rectifier, a propping assembly is arranged in the outer frame and comprises a metal sheet and a fixed block, the metal sheet is propped against the outer surface of the bridge rectifier, and a spring is further arranged between the metal sheet and the metal sheet.
Preferably, the top of the opposite ends of the angle bracket and the cross are provided with end grooves, the surfaces of the end grooves are provided with connecting holes, and the adjusting piece is clamped into the inner sides of the end grooves.
Preferably, the adjusting piece is composed of a connecting plate and a convex column fixed on the bottom end surface of the connecting plate, and the convex column is connected with the connecting hole in a penetrating way.
Preferably, the inner groove is set up to the inner wall of frame, sheetmetal, fixed block and spring all set up the inside at the inner groove, the both ends of sheetmetal are fixed with the end plate, the fixed block is provided with two, and fixes the both ends position department in the inner groove, the inboard of fixed block is fixed with the slide bar, the end plate slides and runs through on the slide bar.
Preferably, the spring is arranged between the fixed block and the end plate, and the middle part of the metal sheet is in a bulge shape.
Preferably, the fixing block is fixed with the sliding rod through bolts, and the fixing block is fixed with the inner groove through bolts.
Preferably, the cross section of the inner side of the outer frame is equal to that of the bridge rectifier, the bridge rectifier comprises a frame, the pins are arranged at four feet of the bottom end face of the frame, a heat dissipation plate is further arranged at the top end of the frame, and the heat dissipation plate and the frame are both arranged in the inner side of the outer frame.
Compared with the prior art, the utility model has the beneficial effects that:
through the lag of design, can promote the support ability to the pin, effectively guarantee that the pin can not appear buckling in processing, can also make corresponding length adjustment according to the pin of different specifications simultaneously, promote the commonality of lag in use to in the protection installation to the frame, realize connecting through simple effectual structure, this kind of structure is convenient to produce, has reduced the processing degree of difficulty, promotes the practicality in-service use, has perfected current not enough in the protection to bridge rectifier.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the connection of the protective sheath and the cross of the present utility model;
fig. 3 is an enlarged schematic view of the area a of fig. 1 according to the present utility model.
In the figure: 100. a frame; 101. pins; 102. a heat dissipation plate; 200. an outer frame; 200a, an inner tank; 201. a metal sheet; 201a, end plates; 202. a fixed block; 202a, a slide bar; 203. a spring; 300. a protective sleeve; 300a, corner brackets; 300b, end slots; 300b-1, connecting holes; 301. a cross; 302. a connecting plate; 302a, posts.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 3, the present utility model provides a technical solution: a protective structure of a bridge rectifier, the protective structure comprising:
the plurality of protective sleeves 300, in the present utility model, the protective sleeves 300 are in a hollow cylindrical structure, and similarly, when the protective sleeves 300 are used on flat pins, such as a bridge rectifier with the model of KBPC5010, the shape of the protective sleeves 300 can be changed, the protective sleeves are sleeved on the positions of the pins 101 on the bridge rectifier, the inner sides of the protective sleeves 300 are provided with connecting components for interconnection, the connecting components comprise corner brackets 300a fixed on the inner sides of each protective sleeve 300, and the corner brackets 300a are provided with triangular structures and cross frames 301 connected with the corner brackets 300a in order to ensure the stability of the protective sleeves 300; be provided with the regulating part that is used for realizing position control between cross 301 and the angle support 300a, can make corresponding regulation according to the pin 101 position on the bridge rectifier of different specifications, wherein the specification of bridge rectifier includes the board: DB101, DB102, DB103, DB104, DB105, DB106, DB107;
the outer frame 200 is sleeved outside the bridge rectifier, the abutting assembly is arranged inside the outer frame 200 and comprises a metal sheet 201 and a fixed block 202, the metal sheet 201 abuts against the outer surface of the bridge rectifier, and the metal sheet 201 is made of metal, so that the thickness is controlled to be 1mm in order to ensure elasticity, connection is realized, the bridge rectifier can be protected in later use, and a spring 203 for realizing rebound is further arranged between the metal sheets 201 and 20.
In this embodiment, it is preferable that the top of the opposite ends of the corner bracket 300a and the cross 301 are provided with the end slots 300b, wherein the depth of the end slots 300b is half of the thickness of the corner bracket 300a, so as to ensure the strength required for normal support, the surface of the end slots 300b is provided with the connecting holes 300b-1, the aperture of the connecting holes 300b-1 is half of the width of the corner bracket 300a, and the adjusting member is clamped into the inner side of the end slots 300b to realize position adjustment.
In this embodiment, preferably, the adjusting member is composed of a connecting plate 302 made of plastic and a boss 302a fixed on the bottom end surface of the connecting plate 302, where the boss 302a is connected with the connecting hole 300b-1 in a penetrating manner, so as to achieve connection, and in order to ensure mounting stability, the diameter of the boss 302a should be greater than 0.1mm of the inner diameter of the connecting hole 300b-1, and in the process of clamping, clamping and abutting can be completed through deformation of the boss 302 a.
In this embodiment, preferably, the inner wall of the outer frame 200 is provided with an inner groove 200a with a depth of half of the wall thickness thereof, the metal sheet 201, the fixing blocks 202 and the springs 203 are all disposed inside the inner groove 200a, the end plates 201a are fixed at both ends of the metal sheet 201, the fixing blocks 202 do not protrude out of the inner groove 200a, the fixing blocks 202 are provided with two fixing blocks, and are fixed at both ends of the inner groove 200a, the sliding bars 202a are fixed at the inner sides of the fixing blocks 202, the end plates 201a slide through the sliding bars 202a, and during the abutting of the frame 100, the metal sheet 201 is deformed, and at this time, the metal sheet 201 drives the end plates 201a to slide on the surfaces of the sliding bars 202 a.
In this embodiment, preferably, the spring 203 is disposed between the fixed block 202 and the end plate 201a, when the end plate 201a slides on the sliding rod 202a, the spring 203 is pressed, and at this time, the spring 203 pushes the end plate 201a and the metal sheet 201 reversely through rebound, so that the raised position of the middle part of the metal sheet 201 further abuts against the outer surface of the frame 100, thereby realizing limit, and the middle part of the metal sheet 201 is raised.
In this embodiment, it is preferable that the fixing block 202 is fixed to the slide bar 202a by bolts, and the fixing block 202 is fixed to the inner tank 200a by bolts, so that the installation and fastening can be facilitated, and the assembly of the structure itself can be realized.
In this embodiment, preferably, the cross section of the inner side of the outer frame 200 is equal to the cross section of the bridge rectifier, the bridge rectifier includes a frame 100, pins 101 are mounted at four feet of the bottom end surface of the frame 100, a heat dissipation plate 102 is further disposed at the top end of the frame 100, and the heat dissipation plate 102 and the frame 100 are both built in the inner side of the outer frame 200.
Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A protection structure of bridge rectifier, its characterized in that: the protective structure comprises:
a plurality of protective sleeves (300) sleeved at the positions of pins (101) on the bridge rectifier, wherein a connecting component is arranged on the inner side of each protective sleeve (300) and comprises a corner bracket (300 a) fixed on the inner side of each protective sleeve (300) and a cross (301) connected with the corner bracket (300 a); an adjusting piece is arranged between the cross (301) and the corner bracket (300 a);
the bridge rectifier comprises an outer frame (200), wherein the outer frame is sleeved outside the bridge rectifier, a propping assembly is arranged in the outer frame (200), the propping assembly comprises a metal sheet (201) and a fixed block (202), the metal sheet (201) is propped against the outer surface of the bridge rectifier, and a spring (203) is further arranged between the metal sheet (201) and the metal sheet (20).
2. The protective structure of a bridge rectifier of claim 1 wherein: the top of the opposite ends of the angle bracket (300 a) and the cross (301) are respectively provided with an end groove (300 b), the surface of the end groove (300 b) is provided with a connecting hole (300 b-1), and the adjusting piece is clamped into the inner side of the end groove (300 b).
3. The protective structure of a bridge rectifier of claim 2, wherein: the adjusting piece is composed of a connecting plate (302) and a convex column (302 a) fixed on the bottom end face of the connecting plate (302), and the convex column (302 a) is connected with the connecting hole (300 b-1) in a penetrating mode.
4. The protective structure of a bridge rectifier of claim 1 wherein: inner groove (200 a) has been seted up to the inner wall of frame (200), sheetmetal (201), fixed block (202) and spring (203) all set up the inside in inner groove (200 a), the both ends of sheetmetal (201) are fixed with end plate (201 a), fixed block (202) are provided with two, and fix the both ends position department in inner groove (200 a), the inboard of fixed block (202) is fixed with slide bar (202 a), end plate (201 a) slip runs through on slide bar (202 a).
5. The bridge rectifier guard structure of claim 4, wherein: the spring (203) is arranged between the fixed block (202) and the end plate (201 a), and the middle part of the metal sheet (201) is in a bulge shape.
6. The bridge rectifier guard structure of claim 4, wherein: the fixed block (202) and the sliding rod (202 a) are fixed by bolts, and the fixed block (202) and the inner groove (200 a) are fixed by bolts.
7. The bridge rectifier guard structure of claim 4, wherein: the cross section of the inner side of the outer frame (200) is equal to that of a bridge rectifier, the bridge rectifier comprises a frame (100), pins (101) are arranged at four feet of the bottom end face of the frame (100), a heat dissipation plate (102) is further arranged at the top end of the frame (100), and the heat dissipation plate (102) and the frame (100) are both arranged in the inner side of the outer frame (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902196.4U CN220693005U (en) | 2023-07-19 | 2023-07-19 | Protective structure of bridge rectifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902196.4U CN220693005U (en) | 2023-07-19 | 2023-07-19 | Protective structure of bridge rectifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220693005U true CN220693005U (en) | 2024-03-29 |
Family
ID=90377708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321902196.4U Active CN220693005U (en) | 2023-07-19 | 2023-07-19 | Protective structure of bridge rectifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220693005U (en) |
-
2023
- 2023-07-19 CN CN202321902196.4U patent/CN220693005U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |