CN211743497U - Power adapter with circuit board limiting structure - Google Patents
Power adapter with circuit board limiting structure Download PDFInfo
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- CN211743497U CN211743497U CN202020505360.8U CN202020505360U CN211743497U CN 211743497 U CN211743497 U CN 211743497U CN 202020505360 U CN202020505360 U CN 202020505360U CN 211743497 U CN211743497 U CN 211743497U
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- circuit board
- end cover
- shell
- casing
- slot
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Abstract
The utility model discloses a power adapter with a circuit board limiting structure, which comprises a shell, a circuit board and an end cover, wherein slots are arranged on the inner top and the inner bottom of the shell, the slot on the inner top of the shell and the slot on the inner bottom of the shell are symmetrically arranged from top to bottom, and the upper edge and the lower edge of the circuit board are respectively matched and spliced with the slot on the inner top of the shell and the slot on the inner bottom of the shell; the inner wall of the end cover is provided with two first limiting grooves which are respectively used for being matched and spliced with two corners of the tail end of the circuit board, two bulges are integrally formed on the inner wall of the end cover between the two first limiting grooves, a second limiting groove is formed between the two bulges, and the rear edge of the circuit board is matched and spliced with the second limiting groove; the utility model discloses all be provided with limit structure between inside circuit board and casing and the end cover, so, can effectively restrain the circuit board and produce the phenomenon of rocking or vibration to can effectively avoid power adapter's damage.
Description
Technical Field
The utility model relates to a power adapter technical field, concretely relates to power adapter with circuit board limit structure.
Background
The power adapter is the device that is used for changeing power supply, current power adapter includes the casing, install the inside circuit board of casing and fix the end cover at casing tail end opening part, but install at present and be provided with limit structure between the inside circuit board list of casing and the casing, so, at the in-process that power adapter carried, the circuit board easily produces the phenomenon of rocking or vibration to the phenomenon that the desoldering appears in the electronic components of messenger's welding on the circuit board, can cause power adapter's damage promptly.
SUMMERY OF THE UTILITY MODEL
To prior art not enough, the utility model provides a power adapter with circuit board limit structure all is provided with limit structure between its inside circuit board and casing and the end cover, so, can effectively restrain the circuit board and produce the phenomenon of rocking or vibrating to can effectively avoid power adapter's damage.
The utility model discloses a power adapter with circuit board limit structure, including the casing, install the circuit board inside the casing and fix the end cover at casing tail end opening part, all be provided with the slot on the interior top of casing and the interior bottom, the slot that is located on the top in the casing and the slot that is located on the bottom in the casing are the symmetry setting from top to bottom, the upper border and the lower border of circuit board respectively with the slot on the top in the casing and the slot cooperation grafting on the bottom in the casing; the inner wall of the end cover is provided with two first limiting grooves which are respectively used for being matched and spliced with two corners of the tail end of the circuit board, two bulges are integrally formed on the inner wall of the end cover between the two first limiting grooves, a second limiting groove is formed between the two bulges, and the rear edge of the circuit board is matched and spliced with the second limiting groove.
The utility model discloses a power adapter with circuit board limit structure, wherein, the periphery wall of end cover towards casing one end is provided with the annular groove, the internal perisporium of casing towards end cover one end is provided with annular step, annular groove and annular step gomphosis, end cover and casing bond through the glue of filling between annular groove and annular step; by adopting the structure, the end cover can be reliably embedded with the shell after the annular groove is embedded with the annular step, and the end cover can be reliably bonded with the shell after glue is filled between the annular groove and the annular step.
The utility model discloses a power adapter with circuit board limit structure, wherein, the homogeneous body shaping has the location protruding muscle that extends from front to back on the inner wall of the left and right sides of casing, and the rear end of every way location protruding muscle all extends to the opening part of casing, is provided with the constant head tank that is used for respectively with the rear end gomphosis of one of them location protruding muscle on the interior tip of end cover; through the setting of protruding muscle of location and constant head tank, when end cover and casing were assembled, can play location and spacing effect to the end cover, so, can bring the convenience for the assembly of end cover and casing.
The utility model discloses a power adapter with circuit board limit structure, wherein, the positioning convex ribs on the inner walls of the left and right sides of the shell are arranged in a vertically staggered way, and the two positioning grooves on the inner end part of the end cover are arranged in a vertically staggered way; after adopting this kind of structure, can realize preventing slow-witted effect between end cover and the casing, can avoid the end cover to appear the phenomenon of adorning the reflection promptly.
The utility model discloses all be provided with limit structure between inside circuit board and casing and the end cover, so, can effectively restrain the circuit board and produce the phenomenon of rocking or vibration to can effectively avoid power adapter's damage.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the partially exploded structure of the present invention;
FIG. 3 is a schematic view of the partially exploded structure of the present invention;
fig. 4 is a schematic sectional view of the present invention.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model discloses a power adapter with circuit board limit structure, including casing 1, install circuit board 2 inside casing 1 and fix at casing 1 tail end opening part's end cover 3, all be provided with slot 11 on casing 1's interior top and interior bottom, slot 11 on the top in casing 1 and slot 11 on the bottom in casing 1 are the symmetry setting from top to bottom, the upper edge and the lower edge of circuit board 2 cooperate with slot 11 on the top in casing 1 and slot 11 on the bottom in casing 1 to peg graft respectively; the inner wall of the end cover 3 is provided with two first limiting grooves 31 which are respectively used for being matched and spliced with two corners of the tail end of the circuit board 2, two bulges 32 are integrally formed on the inner wall of the end cover 3 between the two first limiting grooves 31, a second limiting groove 33 is formed between the two bulges 32, and the rear edge of the circuit board 2 is matched and spliced with the second limiting groove 33; the utility model discloses all be provided with limit structure between inside circuit board and casing and the end cover, so, can effectively restrain the circuit board and produce the phenomenon of rocking or vibration to can effectively avoid power adapter's damage.
An annular groove 34 is formed in the outer peripheral wall of one end, facing the shell 1, of the end cover 3, an annular step 12 is formed in the inner peripheral wall of one end, facing the end cover 3, of the shell 1, the annular groove 34 is embedded with the annular step 12, and the end cover 3 and the shell 1 are bonded through glue filled between the annular groove 34 and the annular step 12; by adopting the structure, the end cover can be reliably embedded with the shell after the annular groove is embedded with the annular step, and the end cover can be reliably bonded with the shell after glue is filled between the annular groove and the annular step.
Positioning convex ribs 13 extending from front to back are integrally formed on the inner walls of the left side and the right side of the shell 1, the rear end of each positioning convex rib 13 extends to the opening of the shell 1, and positioning grooves 35 which are respectively used for being embedded with the rear end parts of one positioning convex rib 13 are arranged on the inner end parts of the end covers 3; through the setting of protruding muscle of location and constant head tank, when end cover and casing were assembled, can play location and spacing effect to the end cover, so, can bring the convenience for the assembly of end cover and casing.
The positioning convex ribs 13 on the inner walls of the left side and the right side of the shell 1 are arranged in a vertically staggered manner, and the two positioning grooves 35 on the inner end part of the end cover 3 are arranged in a vertically staggered manner; after adopting this kind of structure, can realize preventing slow-witted effect between end cover and the casing, can avoid the end cover to appear the phenomenon of adorning the reflection promptly.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (4)
1. Power adapter with circuit board limit structure, including casing (1), install circuit board (2) inside casing (1) and fix end cover (3) at casing (1) tail end opening part, its characterized in that: the inner top and the inner bottom of the shell (1) are respectively provided with a slot (11), the slot (11) positioned on the inner top of the shell (1) and the slot (11) positioned on the inner bottom of the shell (1) are symmetrically arranged from top to bottom, and the upper edge and the lower edge of the circuit board (2) are respectively matched and spliced with the slot (11) on the inner top of the shell (1) and the slot (11) on the inner bottom of the shell (1); the inner wall of the end cover (3) is provided with two first limiting grooves (31) which are respectively used for being matched and spliced with two corners of the tail end of the circuit board (2), two bulges (32) are integrally formed on the inner wall of the end cover (3) between the two first limiting grooves (31), a second limiting groove (33) is formed between the two bulges (32), and the rear edge of the circuit board (2) is matched and spliced with the second limiting groove (33).
2. The power adapter with the circuit board limiting structure according to claim 1, wherein an outer peripheral wall of one end of the end cover (3) facing the housing (1) is provided with an annular groove (34), an inner peripheral wall of one end of the housing (1) facing the end cover (3) is provided with an annular step (12), the annular groove (34) is embedded with the annular step (12), and the end cover (3) is bonded with the housing (1) through glue filled between the annular groove (34) and the annular step (12).
3. The power adapter with the circuit board limiting structure according to claim 1, wherein the inner walls of the left and right sides of the housing (1) are integrally formed with positioning ribs (13) extending from front to back, the rear end of each positioning rib (13) extends to the opening of the housing (1), and the inner end of the end cover (3) is provided with positioning grooves (35) respectively used for being embedded with the rear end of one of the positioning ribs (13).
4. The power adapter with circuit board limiting structure according to claim 3, wherein the positioning ribs (13) on the inner walls of the left and right sides of the casing (1) are arranged in a vertically staggered manner, and the two positioning grooves (35) on the inner end of the end cover (3) are arranged in a vertically staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020505360.8U CN211743497U (en) | 2020-04-09 | 2020-04-09 | Power adapter with circuit board limiting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020505360.8U CN211743497U (en) | 2020-04-09 | 2020-04-09 | Power adapter with circuit board limiting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211743497U true CN211743497U (en) | 2020-10-23 |
Family
ID=72854087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020505360.8U Active CN211743497U (en) | 2020-04-09 | 2020-04-09 | Power adapter with circuit board limiting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211743497U (en) |
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2020
- 2020-04-09 CN CN202020505360.8U patent/CN211743497U/en active Active
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