CN219017952U - Power adapter that protectiveness is good - Google Patents
Power adapter that protectiveness is good Download PDFInfo
- Publication number
- CN219017952U CN219017952U CN202223237167.9U CN202223237167U CN219017952U CN 219017952 U CN219017952 U CN 219017952U CN 202223237167 U CN202223237167 U CN 202223237167U CN 219017952 U CN219017952 U CN 219017952U
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- pin
- hole
- pin assembly
- shell
- push rod
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Abstract
The utility model discloses a power adapter with good protection performance. The shell is provided with an accommodating cavity, and the front side wall of the shell is provided with a pin passing hole penetrating through the cavity wall of the accommodating cavity along the front-back direction; the pin assembly is arranged on the shell and can move relative to the shell along the front-back direction, the pin assembly is positioned in the accommodating cavity, and the pin assembly penetrates through the pin passing hole; the stop piece is arranged at the front end of the shell and can move relative to the shell to cover or open the pin through hole; the driving piece is arranged on the shell and is used for driving the pin assembly to act. The driving piece can drive the pin assembly to extend out of or retract into the pin through hole of the shell, when the driving piece drives the pin assembly to retract into the pin through hole, the pin through hole can be covered by the stop piece by moving the stop piece, and at the moment, water cannot easily flow into the accommodating cavity through the pin through hole, so that the risk of water inflow through the pin through hole is reduced.
Description
Technical Field
The utility model relates to the field of power adapters, in particular to a power adapter with good protection.
Background
A power adapter on the market comprises a shell, a pin assembly and a driving piece, wherein pin through holes are formed in the front end of the shell, and components such as a transformer, an inductor, a capacitor, a control IC and a PCB are accommodated in an accommodating cavity of the shell. The pin assembly is arranged in the shell, the pin assembly penetrates through the pin passing hole, and the driving piece can drive the pin assembly to move back and forth relative to the shell so as to retract the front end of the pin assembly into the pin passing hole or extend out of the pin passing hole. When the front end of the pin assembly is retracted into the pin passing hole and the power adapter is accidentally contacted with liquid such as water or coffee, the liquid can enter the accommodating cavity in the power adapter through the pin passing hole, so that the electronic components of the power adapter are damaged.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the power adapter with good protection performance, which can reduce the risk of water inflow through the pin through holes.
The power adapter with good protection performance comprises a shell, a pin assembly, a stop piece and a driving piece. The shell is provided with an accommodating cavity, and the front side wall of the shell is provided with a pin passing hole penetrating through the cavity wall of the accommodating cavity along the front-back direction; the pin assembly is arranged on the shell and can move relative to the shell along the front-back direction, the pin assembly is positioned in the accommodating cavity, and the pin assembly penetrates through the pin passing hole; a stopper is provided at a front end of the housing, the stopper being movable relative to the housing to close or open the pin passing hole; the driving piece is arranged on the shell and is used for driving the pin assembly to act.
The power adapter with good protection performance has the following beneficial effects: the driving piece can drive the pin assembly to extend out of or retract into the pin through hole of the shell, when the driving piece drives the pin assembly to retract into the pin through hole, the pin through hole can be covered by the stop piece by moving the stop piece, and at the moment, water cannot easily flow into the accommodating cavity through the pin through hole, so that the risk of water inflow through the pin through hole is reduced.
According to some embodiments of the utility model, the device further comprises a linkage structure disposed on the housing, the linkage structure configured to: when the front end of the pin assembly moves backwards to enter the pin passing hole, the stopper is linked to cover the pin passing hole; and when the front end of the pin assembly moves forwards to extend out of the pin passing hole, the blocking piece is linked to open the pin passing hole.
According to some embodiments of the utility model, the linkage structure comprises an elastic member and a pushing block, one end of the elastic member is abutted against the shell, the other end of the elastic member is abutted against the stop member, the elastic member is used for driving the stop member to move and cover the pin passing hole, the pushing block is connected with the stop member, the pushing block is provided with a pushing inclined surface, and the pin assembly is provided with a pushing matching part which is abutted against the pushing inclined surface to drive the stop member to move and open the pin passing hole.
According to some embodiments of the utility model, the pushing block extends in a front-rear direction, and the pushing inclined surface is located at a rear end of the pushing block.
According to some embodiments of the utility model, the stopper is provided with a guide block protruding forward for inserting into the socket, the guide block is provided with a pin abdication hole along the front-rear direction, and when the stopper moves to open the pin abdication hole, the pin abdication hole is communicated with the pin through hole.
According to some embodiments of the utility model, the driving member is configured as a push rod, the push rod is disposed along a front-back direction, the push rod is slidably disposed in the housing along the front-back direction, a front end of the push rod is connected with the pin assembly, a push rod abdication hole is formed in a rear side wall of the housing, the push rod is adapted to the push rod abdication hole, and the push rod is arranged in the push rod abdication hole in a penetrating manner.
According to some embodiments of the utility model, the pushrod yielding hole is provided with a sealing ring, which surrounds the pushrod.
According to some embodiments of the utility model, the pin assembly comprises a mounting seat and at least two pin bodies, wherein the pin bodies are arranged on the mounting seat, and the mounting seat and the driving piece are in an integrated structure.
According to some embodiments of the utility model, a first sliding groove is formed in the cavity wall of the accommodating cavity along the front-rear direction, and the pin assembly is correspondingly provided with a first sliding block which is slidably arranged in the first sliding groove.
According to some embodiments of the utility model, the housing is provided with a second sliding groove along the left-right direction, the stop piece is correspondingly provided with a second sliding block, and the second sliding block is slidably arranged in the second sliding groove.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic perspective view of a power adapter of an embodiment of the present utility model with a pin assembly extended;
FIG. 2 is a schematic perspective view of a pin assembly of a power adapter according to an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view taken in the direction A-A of FIG. 1;
FIG. 4 is a schematic cross-sectional view in the direction B-B of FIG. 1;
FIG. 5 is a schematic cross-sectional view in the direction C-C of FIG. 2;
fig. 6 is an exploded view of a power adapter according to an embodiment of the present utility model.
Reference numerals:
the device comprises a shell 100, a containing cavity 101, a pin passing hole 110, a push rod abdicating hole 120, a sealing ring 121, a first sliding groove 130, a second sliding groove 140, a main body 150, a first front cover 160 and a second front cover 170;
the pin assembly 200, the mounting seat 210, the pushing matching part 211, the first sliding block 212 and the pin body 220;
a stopper 300, a guide block 310, a pin relief hole 320, a second slider 330;
a driving member 400;
a USB module 600.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, plural means two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 6, a power adapter with good protection according to an embodiment of the present utility model includes a housing 100, a pin assembly 200, a stopper 300, and a driver 400. The housing 100 is provided with a receiving cavity 101, and a front side wall of the housing 100 is provided with pin passing holes 110 penetrating to a cavity wall of the receiving cavity 101 in a front-rear direction; the pin assembly 200 is disposed in the housing 100 and can move in a front-rear direction relative to the housing 100, the pin assembly 200 is disposed in the accommodating cavity 101, the pin assembly 200 is disposed through the pin passing hole 110, and a front end of the pin assembly 200 can extend out of or retract into the pin passing hole 110 in the front-rear direction; the stopper 300 is disposed at the front end of the housing 100, and the stopper 300 is movable with respect to the housing 100 to cover or open the pin passing hole 110; the driving member 400 is disposed on the housing 100, and the driving member 400 is used for driving the pin assembly 200 to act. The driving member 400 may drive the pin assembly 200 to extend or retract into the pin passing hole 110 of the housing 100, and when the driving member 400 drives the pin assembly 200 to retract into the pin passing hole 110, the stopper 300 may cover the pin passing hole 110 by moving the stopper 300, at which time water is not easy to flow into the receiving chamber 101 through the pin passing hole 110, thereby reducing the risk of water entering through the pin passing hole 110.
In an embodiment, the device further includes a linkage structure 500 disposed on the housing 100, wherein the linkage structure 500 is configured to: when the front end of the pin assembly 200 moves backward into the pin passing hole 110, the interlock stopper 300 covers the pin passing hole 110; the interlock stopper 300 opens the pin passing hole 110 when the front end of the pin assembly 200 moves forward to protrude out of the pin passing hole 110. By arranging the linkage structure 500 to link the pin assembly 200 with the stopper 300, when the front end of the pin assembly 200 is retracted into the pin passing hole 110, the stopper 300 can be automatically moved to cover the pin passing hole 110, so that the water inlet risk is reduced; when the front end of the pin assembly 200 protrudes out of the pin passing hole 110, the stopper 300 is automatically removed to open the pin passing hole 110, facilitating the protrusion of the pin assembly 200. The linkage structure 500 is provided to improve the protection effect of the power adapter on the liquid without increasing the operation burden of the user. It is envisioned that opening or closing pin through aperture 110 may also be accomplished by manually moving stop 300.
In an embodiment, the linkage structure 500 includes an elastic member 510 and a pushing block 520, one end of the elastic member 510 is abutted to the housing 100, the other end of the elastic member 510 is abutted to the stopper 300, the elastic member 510 is used for driving the stopper 300 to move and cover the pin passing hole 110, the pushing block 520 is connected to the stopper 300, the pushing block 520 is provided with a pushing inclined plane 521, the pin assembly 200 is provided with a pushing matching portion 211, and the pushing matching portion 211 is used for being abutted to the pushing inclined plane 521 to drive the stopper 300 to move and open the pin passing hole 110. The elastic member 510 is provided to drive the stopper 300 to cover the pin passing hole 110, and the structure is simple without a complicated power source. It is conceivable that the elastic member 510 may also be a rubber pad provided between the housing 100 and the stopper 300. When the pin assembly 200 moves forward, the pushing stopper 300 opens the pin passing hole 110 by the cooperation of the pushing inclined surface 521 and the pushing cooperation portion 211, and the structure is simple and easy to implement. Specifically, the pushing engagement portion 211 is an engagement inclined surface, which is parallel to the pushing inclined surface 521, so as to reduce wear. It is conceivable that the pushing engagement portion 211 may also be a pushing angle, and the pushing angle may abut against the pushing inclined surface 521.
In the embodiment, the pushing block 520 extends in the front-rear direction, and the pushing inclined plane 521 is located at the rear end of the pushing block 520. The above structure realizes that the stopper 300 is moved again after the pin assembly 200 is retracted into the pin passing hole 110, and has a simple structure and is easy to implement.
In the embodiment, the stopper 300 is provided with a guide block 310 protruding forward for inserting into the socket, the guide block 310 is provided with a pin relief hole 320 along the front-rear direction, and when the stopper 300 moves to open the pin relief hole 320, the pin relief hole 320 communicates with the pin passing hole 110. Before use, the front end of the pin assembly 200 is in a state of being retracted into the pin passing hole 110. In use, the guide block 310 is inserted into the insertion hole of the socket, and then the driving member 400 is used to drive the front end of the pin assembly 200 to extend out of the pin passing hole 110 and pass through the pin relief hole 320 on the guide block 310, so that the pin assembly 200 is electrically connected with the socket. The guide block 310 is provided so that a child is not likely to get an electric shock hazard by mistakenly touching the pin assembly 200 while grasping the power adapter for use.
Specifically, the stopper 300 is a stopper.
In an embodiment, the driving member 400 is configured as a push rod, the push rod is disposed along a front-back direction, the push rod is slidably disposed in the housing 100 along the front-back direction, the front end of the push rod is connected with the pin assembly 200, the rear sidewall of the housing 100 is provided with a push rod abdicating hole 120, the push rod is adapted to the push rod abdicating hole 120, and the push rod is disposed through the push rod abdicating hole 120. The rear end of the push rod is positioned at the outer surface of the housing 100, so that a user can push the push rod to extend the front end of the pin assembly 200 out of the pin passing hole 110. It is conceivable that the driving member 400 may be a roller, the roller is pivotally connected to the housing 100, the roller is provided with a gear portion, the pin assembly 200 is provided with a rack portion extending in the front-rear direction, and the gear portion is engaged with the rack portion, so that the pin assembly 200 is driven to move forward or backward when the roller is rotated.
In an embodiment, the pushrod yielding bore 120 is provided with a sealing ring 121, the sealing ring 121 surrounding the pushrod. The sealing ring 121 is arranged, so that the power adapter is not easy to enter water at the push rod abdication hole 120, and the structure is simple and the implementation is easy.
In an embodiment, the pin assembly 200 includes a mounting base 210 and two pin bodies 220, the pin bodies 220 are disposed on the mounting base 210, and the mounting base 210 and the driving member 400 are integrally formed. The mounting base 210 and the driving piece 400 are integrally formed, so that the assembly steps are reduced, and the use effect is not affected. Specifically, the pin body 220 is inserted on the mounting base 210, the pin body 220 is a conductive metal strip, and the mounting base 210 and the driving member 400 are both insulating plastic members, so that the insulation is good. It is envisioned that pin assembly 200 may also be integrally formed with two pin bodies 220, with driver 400 being an insulating plastic member, with pin bodies 220 being directly connected to driver 400. It is envisioned that the pin assembly 200 may also include three pin bodies 220.
Specifically, the pushing engagement portion 211 is disposed on the mounting base 210.
In the embodiment, the cavity wall of the accommodating cavity 101 is provided with a first sliding groove 130 along the front-rear direction, the pin assembly 200 is correspondingly provided with a first sliding block 212, and the first sliding block 212 is slidably disposed in the first sliding groove 130. The first sliding groove 130 and the first sliding block 212 are arranged, so that the pin assembly 200 is arranged on the shell 100 in a sliding way, and the pin assembly 200 can move back and forth relative to the shell 100, so that the structure is simple. It is conceivable that the first slider 212 is disposed on the wall of the accommodating cavity 101 along the front-rear direction, and the first chute 130 is disposed on the pin assembly 200, and the first slider 212 is slidably connected to the first chute 130.
In the embodiment, the housing 100 is provided with the second sliding groove 140 along the left-right direction, the stop 300 is correspondingly provided with the second sliding block 330, and the second sliding block 330 is slidably disposed in the second sliding groove 140. The second slider 330 and the second chute 140 are provided such that the stopper 300 moves with respect to the housing 100 in a sliding manner, and the structure is simple. It is also conceivable to pivotally connect the stopper 300 to the housing 100, the stopper 300 being rotated to open or close the pin through hole 110.
Specifically, the housing 100 includes a main body 150, a first front cover 160 and a second front cover 170, where the first front cover 160 and the second front cover 170 are connected, the first front cover 160 and the second front cover 170 are both disposed at the front end of the main body 150, the second front cover 170 encloses with the main body 150 to form the accommodating cavity 101, and the first front cover 160 and the second front cover 170 enclose to form the second chute 140. The second chute 140 is formed by enclosing the first front cover 160 and the second front cover 170, so that the installation of the stop piece 300 is facilitated, and the structure is simple.
Specifically, the USB module 600 is further included, and the USB module 600 is disposed on the housing 100, so as to facilitate connection of wires.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A protective power adapter comprising:
a housing (100) provided with a housing cavity (101), wherein a front side wall of the housing (100) is provided with a pin passing hole (110) penetrating through a cavity wall of the housing cavity (101) along a front-rear direction;
the pin assembly (200) is arranged on the shell (100) and can move relative to the shell (100) along the front-back direction, the pin assembly (200) is positioned in the accommodating cavity (101), the pin assembly (200) is penetrated through the pin passing hole (110), and the front end of the pin assembly (200) can extend out of or retract into the pin passing hole (110) along the front-back direction;
a stopper (300) provided at a front end of the housing (100), the stopper (300) being movable with respect to the housing (100) to close or open the pin passing hole (110);
the driving piece (400) is arranged on the shell (100), and the driving piece (400) is used for driving the pin assembly (200) to act.
2. The shielded power adapter of claim 1 wherein: still include linkage structure (500), set up in casing (100), linkage structure (500) are configured to: when the front end of the pin assembly (200) moves backwards into the pin passing hole (110), the stopper (300) is linked to cover the pin passing hole (110); when the front end of the pin assembly (200) moves forward to extend out of the pin passing hole (110), the stopper (300) is linked to open the pin passing hole (110).
3. The shielded power adapter of claim 2 wherein: the linkage structure (500) comprises an elastic piece (510) and a pushing block (520), one end of the elastic piece (510) is abutted to the shell (100), the other end of the elastic piece (510) is abutted to the stop piece (300), the elastic piece (510) is used for driving the stop piece (300) to move and cover the pin passing hole (110), the pushing block (520) is connected to the stop piece (300), the pushing block (520) is provided with a pushing inclined surface (521), the pin assembly (200) is provided with a pushing matching part (211), and the pushing matching part (211) is abutted to the pushing inclined surface (521) to drive the stop piece (300) to move and open the pin passing hole (110).
4. A shielded power adapter according to claim 3 wherein: the pushing block (520) extends along the front-back direction, and the pushing inclined plane (521) is positioned at the rear end of the pushing block (520).
5. The shielded power adapter of claim 1 wherein: the stopper (300) is provided with a guide block (310) for being inserted into the socket in a protruding mode, the guide block (310) is provided with a pin abdication hole (320) along the front-back direction, and when the stopper (300) moves to open the pin abdication hole (320), the pin abdication hole (320) is communicated with the pin through hole (110).
6. The shielded power adapter of claim 1 wherein: the driving piece (400) is configured into a push rod, the push rod is arranged in the front-back direction, the push rod is arranged in the shell (100) in the front-back direction in a sliding mode, the front end of the push rod is connected with the pin assembly (200), a push rod abdication hole (120) is formed in the rear side wall of the shell (100), the push rod is matched with the push rod abdication hole (120), and the push rod penetrates through the push rod abdication hole (120).
7. The shielded power adapter of claim 6 wherein: the push rod abdication hole (120) is provided with a sealing ring (121), and the sealing ring (121) surrounds the push rod.
8. The shielded power adapter of claim 1 or 6, wherein: the pin assembly (200) comprises a mounting seat (210) and at least two pin bodies (220), wherein the pin bodies (220) are arranged on the mounting seat (210), and the mounting seat (210) and the driving piece (400) are of an integrated structure.
9. The shielded power adapter of claim 1 wherein: the plug pin assembly comprises a plug pin assembly body, and is characterized in that a first sliding groove (130) is formed in the cavity wall of the accommodating cavity (101) along the front-rear direction, a first sliding block (212) is correspondingly arranged on the plug pin assembly body (200), and the first sliding block (212) is arranged on the first sliding groove (130) in a sliding mode.
10. The shielded power adapter of claim 1 wherein: the shell (100) is provided with a second sliding groove (140) along the left-right direction, the stop piece (300) is correspondingly provided with a second sliding block (330), and the second sliding block (330) is arranged in the second sliding groove (140) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223237167.9U CN219017952U (en) | 2022-11-30 | 2022-11-30 | Power adapter that protectiveness is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223237167.9U CN219017952U (en) | 2022-11-30 | 2022-11-30 | Power adapter that protectiveness is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219017952U true CN219017952U (en) | 2023-05-12 |
Family
ID=86268752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223237167.9U Active CN219017952U (en) | 2022-11-30 | 2022-11-30 | Power adapter that protectiveness is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219017952U (en) |
-
2022
- 2022-11-30 CN CN202223237167.9U patent/CN219017952U/en active Active
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