CN212278105U - But quick replacement's power adapter - Google Patents
But quick replacement's power adapter Download PDFInfo
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- CN212278105U CN212278105U CN202020784963.6U CN202020784963U CN212278105U CN 212278105 U CN212278105 U CN 212278105U CN 202020784963 U CN202020784963 U CN 202020784963U CN 212278105 U CN212278105 U CN 212278105U
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Abstract
The application discloses but quick replacement's power adapter, but this quick replacement's power adapter includes: the power supply comprises a shell assembly, a power supply conversion assembly, an input plug and an output plug; the shell assembly is provided with an accommodating cavity and an assembling hole communicated with the accommodating cavity; the power supply conversion assembly is assembled in the accommodating cavity; the input plug is detachably connected with the shell assembly, penetrates through the assembly hole and is electrically connected with the power conversion assembly; the output plug is detachably connected with the shell assembly, and penetrates through the assembling hole to be electrically connected with the power supply conversion assembly. Can be under the prerequisite of the electrical apparatus that does not need to dismantle and link to each other with power adapter quick replacement power adapter through above-mentioned mode to the water-proof effects of the power adapter of this application has obtained greatly promoting, can be under humid environment long-term normal use.
Description
Technical Field
The application relates to the technical field of power adapters, in particular to a power adapter capable of being replaced quickly.
Background
The power adapter is a power supply conversion device of small portable electronic equipment and electronic appliances, generally comprises components such as a shell, a transformer, an inductor, a capacitor, a control IC, a circuit board and the like, and the working principle of the power adapter is that alternating current input is converted into direct current output; according to the connection mode, the device can be divided into a wall-inserting type and a desktop type. The intelligent anti-theft device is widely matched with security cameras, set top boxes, routers, light bars, massage instruments and other equipment.
When the damaged electric appliances are inspected on a large scale, the damage of the power adapter is found to be one of the reasons, and a user generally has to go to a maintenance point to disassemble and replace the electric appliances with professional equipment.
Accordingly, there is a need for an improved power adapter to facilitate maintenance of the power adapter.
SUMMERY OF THE UTILITY MODEL
The technical problem that this application mainly solved provides a but quick replacement's power adapter to solve the inconvenient problem of maintaining of power adapter.
In order to solve the technical problem, the application adopts a technical scheme that: providing a quick-change power adapter, the quick-change power adapter comprising: the power supply comprises a shell assembly, a power supply conversion assembly, an input plug and an output plug; the shell assembly is provided with an accommodating cavity and an assembling hole communicated with the accommodating cavity; the power supply conversion assembly is assembled in the accommodating cavity; the input plug is detachably connected with the shell assembly, penetrates through the assembly hole and is electrically connected with the power conversion assembly; the output plug is detachably connected with the shell assembly, and penetrates through the assembling hole to be electrically connected with the power supply conversion assembly.
Optionally, the housing assembly comprises a first housing and a second housing, the first housing and the second housing being ultrasonically welded.
Optionally, the border of first shell is provided with first welding groove, and the border of second shell is provided with second welding groove, and first welding groove and second welding groove are inlayed each other and are established.
Optionally, the power conversion assembly includes a circuit board and a spring plate, the circuit board is assembled in the accommodating cavity, the spring plate is welded on the circuit board and electrically connected with the circuit board, and the input plug and the output plug are respectively elastically abutted to the spring plate.
Optionally, the elastic sheet includes a pin portion, a first elastic portion and a second elastic portion, the first elastic portion and the second elastic portion are respectively connected with the pin portion, the pin portion is welded with the circuit board, the first elastic portion and the second elastic portion are arranged at intervals to form an elastic channel, the input plug penetrates through the elastic channel and is respectively elastically abutted against the first elastic portion and the second elastic portion, and the output plug penetrates through the elastic channel and is respectively elastically abutted against the first elastic portion and the second elastic portion.
Optionally, the output plug or the input plug is further provided with a first fool-proof portion, the housing assembly is provided with a second fool-proof portion, and the first fool-proof portion is matched with the second fool-proof portion so that the output plug or the input plug is inserted into the assembling hole in a preset direction.
Optionally, the first shell is further provided with a third fool-proof portion, the second shell is further provided with a fourth fool-proof portion, and the third fool-proof portion is matched with the fourth fool-proof portion so that the first shell and the second shell are matched in a preset direction.
Optionally, the input plug or the output plug includes a connector, a cap and pins, the pins are connected to the connector pins and inserted into the assembly holes along with the connector to be electrically connected to the power conversion assembly, and the cap is connected to the housing assembly through threads and is pressed with the fixing connector.
Optionally, the joint is provided with a step, the step is set up at the edge of the assembly hole, and the cap is pressed on the step.
Optionally, the output plug is provided with a first engaging portion, the housing assembly is provided with a second engaging portion, and the first engaging portion is engaged with the second engaging portion.
The beneficial effect of this application is: the quick-replaceable power adapter of the application comprises a shell assembly, a power conversion assembly, an input plug and an output plug. The shell assembly is provided with an accommodating cavity; the power supply conversion assembly is assembled in the accommodating cavity and used for converting alternating current input into direct current output; the input plug is detachably connected with the shell assembly, penetrates through the assembly hole and is electrically connected with the power conversion assembly, and is used for being electrically connected with commercial power; the output plug is detachably connected with the shell assembly, penetrates through the assembling hole and is electrically connected with the power supply conversion assembly, and the output plug is used for being electrically connected with an electric appliance.
The utility model provides an input plug can dismantle with housing assembly and be connected, output plug can dismantle with housing assembly and be connected, when power adapter appears damaging, directly demolish input plug and output plug from housing assembly, just can directly separate housing assembly with electrical apparatus and commercial power respectively, so that change another housing assembly, thereby replace into a sound power conversion subassembly with power conversion subassembly fast, and then be convenient for change the last power adapter who has damaged of electrical apparatus, in order to reach quick repair's purpose.
Drawings
FIG. 1 is an exploded schematic view of one embodiment of a power adapter provided herein;
FIG. 2 is an enlarged, fragmentary schematic view of area A of FIG. 1 provided herein;
FIG. 3 is an assembled schematic view of another embodiment of a power adapter provided herein;
FIG. 4 is an exploded view of the power adapter of FIG. 3 provided herein;
FIG. 5 is a schematic cross-sectional view taken in the direction III-III of FIG. 3 as provided herein;
FIG. 6 is an enlarged partial schematic view of region B of FIG. 5 provided herein;
FIG. 7 is an enlarged, fragmentary schematic view of region C of FIG. 5 as provided herein;
FIG. 8 is an enlarged partial schematic view of region D of FIG. 5 as provided herein;
FIG. 9 is a schematic structural diagram of a first housing provided herein
Fig. 10 is a schematic structural diagram of the elastic sheet provided in the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1 and fig. 2, fig. 1 is an exploded schematic view of an embodiment of a power adapter 100 provided in the present application, and fig. 2 is a partially enlarged schematic view of a region a in fig. 1 provided in the present application.
The power adapter 100 is a power supply conversion device for small portable electronic devices and electronic appliances, and its operation principle is to convert ac input into dc output. The power adapter 100 is widely matched with electronic devices such as security cameras, set-top boxes, routers, lamps, massage instruments and the like.
The quick change power adapter 100 of the present application includes a housing assembly 10, a power conversion assembly 20, an input plug 30, and an output plug 40.
The housing assembly 10 is formed with a housing chamber 102 and a fitting hole 104 communicating with the housing chamber 102; the power conversion assembly 20 is assembled in the accommodating cavity 102, and the power conversion assembly 20 is used for converting an alternating current input into a direct current output; the input plug 30 is detachably connected with the housing assembly 10, penetrates through the assembly hole 104 and is electrically connected with the power conversion assembly 20, and the input plug 30 is used for being electrically connected with commercial power; the output plug 40 is detachably connected to the housing assembly 10, and penetrates through the assembly hole 104 to be electrically connected to the power conversion assembly 20, and the output plug 40 is used for electrically connecting to an electrical appliance. The detachable connection mentioned in this embodiment specifically includes a threaded connection, a snap connection, a screw connection, etc.
The beneficial effect of this embodiment does: the utility model provides an input plug 30 can dismantle with housing assembly 10 and be connected, output plug 40 can dismantle with housing assembly 10 and be connected, when power adapter 100 appears damaging, directly demolish input plug 30 and output plug 40 from housing assembly 10, just can directly separate housing assembly 10 with electrical apparatus and commercial power respectively, so that change another housing assembly 10, thereby replace into a good power conversion subassembly 20 with power conversion subassembly 20 fast, and then be convenient for change the last damaged power adapter 100 of electrical apparatus, in order to reach the purpose of quick repair.
In one embodiment, the output plug 40 is snap-fit to the housing assembly 10.
Specifically, the output plug 40 is provided with a first engaging portion 42, the housing assembly 10 is provided with a second engaging portion 106, and the first engaging portion 42 engages with the second engaging portion 106. As shown in fig. 2, in an embodiment, the housing assembly 10 has a mounting hole 104 communicating with the accommodating cavity 102, the power conversion assembly 20 is mounted in the accommodating cavity 102, and the output plug 40 is inserted into the mounting hole 104 and electrically connected to the power conversion assembly 20. The first engaging portion 42 of the output plug 40 is a protrusion, the second engaging portion 106 of the housing assembly 10 is a groove, and the protrusion is embedded in the groove, so as to seal the assembly hole 104 for water-proofing. Further, the number of the first engaging portions 42 is plural, and the first engaging portions are circumferentially distributed on the outer circumferential surface of the output plug 40.
The output plug 40 is further provided with a first fool-proof portion 46, the housing assembly 10 is provided with a second fool-proof portion 108, and the first fool-proof portion 46 is matched with the second fool-proof portion 108, so that the output plug 40 is inserted into the assembling hole 104 in a preset direction.
Similarly, the input plug 30 and the housing assembly 10 may also adopt the above-mentioned engaging and fool-proof structure of the output plug 40 and the housing assembly 10, which is not described herein again.
Referring to fig. 3 to 6, fig. 3 is an assembly diagram of another embodiment of the power adapter 100 provided in the present application, fig. 4 is an exploded diagram of the power adapter 100 in fig. 3 provided in the present application, fig. 5 is a schematic cross-sectional view taken along a direction III-III in fig. 3 provided in the present application, and fig. 6 is an enlarged partial diagram of a region B in fig. 5 provided in the present application.
In another embodiment, the output plug 40 is snap-fitted to the housing assembly 10 in a manner different from the previous embodiment.
Specifically, as shown in fig. 6, the first engaging portion 42 of the output plug 40 is a clamping rod, the second engaging portion 106 of the housing assembly 10 is a through hole, and the clamping rod penetrates through the through hole and engages with the housing assembly 10 to fix the output plug 40, and the output plug 40 is inserted into the assembling hole 104 to seal the assembling hole 104 for water-proofing.
Further, the number of the first engaging portions 42 is even, and the first engaging portions 42 are symmetrically distributed on the outer peripheral surface of the output plug 40, and the even number of the first engaging portions 42 is favorable for the stability of the output plug 40 after being engaged.
Similarly, the input plug 30 and the housing assembly 10 may also adopt the above-mentioned engaging structure of the output plug 40 and the housing assembly 10, which is not described herein again.
Referring to fig. 3 to 5 and fig. 7, fig. 7 is a partially enlarged schematic view of a region C in fig. 5 according to the present application.
In another embodiment, the input plug 30 is threadably connected to the housing assembly 10.
The input plug 30 includes a connector 32, a cap 34 and pins 36, the housing assembly 10 is provided with an assembling hole 104 communicating with the accommodating cavity 102, the power conversion assembly 20 is assembled in the accommodating cavity 102, the pins 36 are connected with the connector 32 and are inserted into the assembling hole 104 along with the connector 32 to be electrically connected with the power conversion assembly 20, the cap 34 is in threaded connection with the housing assembly 10 and is pressed with the fixed connector 32, and the connector 32 extends out of the cap 34 to be connected with the commercial power.
When it is desired to remove the input plug 30, the cap 34 is unscrewed and the contacts 32 are pulled directly out of the mounting holes 104. In addition, it should be noted that the tightness of the screw connection between the input plug 30 and the housing assembly 10 in the present embodiment is higher than the tightness of the screw connection between the input plug 30 and the housing assembly 10 in the previous embodiment, so as to improve the service life of the power adapter 100 in a humid environment.
Alternatively, the joint 32 is provided with a step portion 322, the step portion 322 is provided on the outer peripheral surface of the joint 32, the step portion 322 is bridged on the edge of the fitting hole 104, and the cap 34 is pressed on the step portion 322 to fix the joint 32. Here, the stepped portion 322 also serves the purpose of sealing the fitting hole 104 to further improve the waterproof effect of the housing assembly 10.
It will be appreciated that in another embodiment, the cap 34 may also serve the purpose of press-fitting the securing tab 32 as the diameter of the tab 32 tapers in a direction away from the housing assembly 10.
Similarly, the output plug 40 and the housing assembly 10 may also adopt the above-mentioned screw connection structure of the input plug 30 and the housing assembly 10, which is not described herein again.
Referring to fig. 4, 5 and 8, fig. 8 is a partially enlarged view of a region D in fig. 5 according to the present application.
The housing assembly 10 includes a first housing 12 and a second housing 14, the first housing 12 and the second housing 14 being ultrasonically welded, the first housing 12 and the second housing 14 being joined to form a receiving cavity 102. The first and second cases 12 and 14 are ultrasonically welded to completely weld the joint between the first and second cases 12 and 14, thereby improving the sealing performance of the case assembly 10, so that the power adapter 100 can be normally used in a wet environment for a long period of time even if the case assembly 10 is not filled with a sealant.
Alternatively, one of the input plug 30 and the output plug 40 is connected to the first housing 12, and the other of the input plug 30 and the output plug 40 is connected to the second housing 14. Of course, as shown in fig. 1, both the input plug 30 and the output plug 40 may be connected to the first housing 12, and both the input plug 30 and the output plug 40 may be connected to the second housing 14.
Specifically, the edge of the first shell 12 is provided with a first welding groove 122, the edge of the second shell 14 is provided with a second welding groove 144, and the first welding groove 122 and the second welding groove 144 are embedded with each other, so that a limiting effect can be achieved. In addition, the first case 12 is melted to fill the second welding groove 144, and the second case 14 is melted to fill the first welding groove 122. The first welding groove 122 and the second welding groove 144 are sequentially arranged and sequentially waterproofed to enhance the waterproofing effect of the case assembly 10.
Referring to fig. 1, the first shell 12 is further provided with a third fool-proofing portion 101, the second shell 14 is further provided with a fourth fool-proofing portion (not shown in fig. 1), and the third fool-proofing portion 101 is matched with the fourth fool-proofing portion, so that the first shell 12 is matched with the second shell 14 in a predetermined direction. Third prevention slow-witted portion 101 and fourth prevent slow-witted portion can be that arch and recess mutually support, and third prevention slow-witted portion 101 and fourth prevent slow-witted portion also can be that arch and through-hole mutually support, and third prevention slow-witted portion 101 and fourth prevent slow-witted portion also can be that arch and arch mutually support cooperate.
Referring to fig. 9, fig. 9 is a schematic structural diagram of the first shell 12 provided in the present application.
The first shell 12 may be provided with a plurality of spaced weld columns 122, the weld columns 122 melting under the influence of ultrasonic waves, and the weld columns 122 then sealing the joint between the first shell 12 and the second shell 14 after cooling. The plurality of solder columns 122 are spaced apart from each other to leave a space for melting deformation of the solder columns 122, so as to ensure that the material of the solder columns 122 does not overflow into the accommodating cavity 102.
Referring to fig. 4, the power conversion assembly 20 includes a circuit board 22 and a spring plate 24, the circuit board 22 is assembled in the accommodating cavity 102, the spring plate 24 is welded on the circuit board 22 and electrically connected to the circuit board 22, the input plug 30 and the output plug 40 respectively pass through the assembling hole 104 and elastically abut against the spring plate 24, so that the input plug 30 and the output plug 40 can be directly electrically connected to the spring plate 24 without welding, thereby providing a more convenient assembly manner and improving production efficiency.
The power conversion module 20 generally further includes functional components such as an inductor, a capacitor, and a control IC to achieve the purpose of converting ac to dc.
Referring to fig. 4 and 10, fig. 10 is a schematic structural diagram of the elastic sheet 24 provided in the present application.
The elastic sheet 24 includes a pin portion 241, a first elastic portion 243 and a second elastic portion 245, the first elastic portion 243 and the second elastic portion 245 are respectively connected with the pin portion 241, the pin portion 241 is welded with the circuit board 22 to be electrically connected with the circuit board 22, the first elastic portion 243 and the second elastic portion 245 are arranged at intervals to form an elastic channel 247, the input plug 30 penetrates through the elastic channel 247 and is respectively elastically abutted to the first elastic portion 243 and the second elastic portion 245, and the output plug 40 penetrates through the elastic channel 247 and is respectively elastically abutted to the first elastic portion 243 and the second elastic portion 245. Specifically, the input plug 30 is provided with an elastic channel 247 penetrating therethrough to apply an extruding force to the first elastic portion 243 and the second elastic portion 245, and the first elastic portion 243 and the second elastic portion 245 respectively have a tendency of restoring deformation to provide a reaction force to the input plug 30, so as to ensure that the input plug 30 is electrically connected to the first elastic portion 243 and the second elastic portion 245 respectively. The output plug 40 is provided with an elastic channel 247 through the elastic channel to apply an extruding force to the first elastic portion 243 and the second elastic portion 245, and the first elastic portion 243 and the second elastic portion 245 respectively have a tendency of restoring deformation to provide a reaction force for the output plug 40, so as to ensure that the output plug 40 is electrically connected with the first elastic portion 243 and the second elastic portion 245 respectively.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only an embodiment of the present application, and not intended to limit the scope of the present application, and all modifications that can be made by using equivalent structures or equivalent principles in the contents of the specification and the drawings or directly or indirectly applied to other related technical fields are also included in the scope of the present application.
Claims (10)
1. A quick-change power adapter, comprising:
the shell assembly is provided with an accommodating cavity and an assembling hole communicated with the accommodating cavity;
the power supply conversion assembly is assembled in the accommodating cavity;
the input plug is detachably connected with the shell assembly, penetrates through the assembly hole and is electrically connected with the power conversion assembly; and
the output plug is detachably connected with the shell assembly and penetrates through the assembling hole to be electrically connected with the power conversion assembly.
2. The quick-change power adapter as claimed in claim 1,
the housing assembly includes a first housing and a second housing, the first housing and the second housing being ultrasonically welded.
3. The quick-change power adapter as claimed in claim 2,
the border of first shell is provided with first welding groove, the border of second shell is provided with second welding groove, first welding groove with second welding groove inlays each other and establishes.
4. The quick-change power adapter as claimed in claim 1,
the power supply conversion assembly comprises a circuit board and an elastic sheet, the circuit board is assembled in the accommodating cavity, the elastic sheet is welded on the circuit board and electrically connected with the circuit board, and the input plug and the output plug are respectively elastically abutted against the elastic sheet.
5. The quick-change power adapter as claimed in claim 4,
the elastic sheet comprises a pin part, a first elastic part and a second elastic part, the first elastic part and the second elastic part are respectively connected with the pin part, the pin part is welded with the circuit board, the first elastic part and the second elastic part are arranged at intervals to form an elastic channel, the input plug penetrates through the elastic channel and is respectively in elastic butt joint with the first elastic part and the second elastic part, and the output plug penetrates through the elastic channel and is respectively in elastic butt joint with the first elastic part and the second elastic part.
6. The quick-change power adapter as claimed in claim 1,
the output plug perhaps input plug still is provided with first fool-proof portion, the casing subassembly is provided with the second fool-proof portion, first fool-proof portion with the cooperation of second fool-proof portion, so that output plug perhaps input plug inserts with the direction of predetermineeing in the pilot hole.
7. The quick-change power adapter as claimed in claim 2,
the first shell still is provided with third fool-proof portion, the second shell still is provided with fourth fool-proof portion, third fool-proof portion with the cooperation of fourth fool-proof portion, so that the first shell with the second shell cooperates with predetermined direction.
8. The quick-change power adapter as claimed in claim 1,
the input plug or the output plug comprises a connector, a cover cap and pins, the pins are connected with the connector and are inserted into the assembly holes along with the connector, the power conversion assembly is electrically connected with the power conversion assembly, and the cover cap is connected with the shell assembly in a threaded mode and is fixedly pressed on the connector.
9. The quick-change power adapter as claimed in claim 8,
the joint is provided with step portion, step portion sets up the border of pilot hole, the block is pressed on step portion.
10. The quick-change power adapter as claimed in claim 1,
the output plug is provided with a first clamping portion, the shell assembly is provided with a second clamping portion, and the first clamping portion is clamped with the second clamping portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020784963.6U CN212278105U (en) | 2020-05-12 | 2020-05-12 | But quick replacement's power adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020784963.6U CN212278105U (en) | 2020-05-12 | 2020-05-12 | But quick replacement's power adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212278105U true CN212278105U (en) | 2021-01-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020784963.6U Active CN212278105U (en) | 2020-05-12 | 2020-05-12 | But quick replacement's power adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212278105U (en) |
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2020
- 2020-05-12 CN CN202020784963.6U patent/CN212278105U/en active Active
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