CN207664291U - A kind of power supply changeover device - Google Patents
A kind of power supply changeover device Download PDFInfo
- Publication number
- CN207664291U CN207664291U CN201721676134.0U CN201721676134U CN207664291U CN 207664291 U CN207664291 U CN 207664291U CN 201721676134 U CN201721676134 U CN 201721676134U CN 207664291 U CN207664291 U CN 207664291U
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- socket
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/44—Means for preventing access to live contacts
- H01R13/447—Shutter or cover plate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/60—Means for supporting coupling part when not engaged
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R27/00—Coupling parts adapted for co-operation with two or more dissimilar counterparts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a kind of power supply changeover devices, main body upper cover including the setting that cooperates and main body lower cover, main body upper cover matches to form the internal shell with accommodating cavity with main body lower cover, main body upper cover upper surface offers several socket apertures, main body lower cover lower face offers the first socket group, second socket group and third socket group, lower rotation is equipped with active blade in accommodating cavity, active blade includes rotational sleeve of the rotation on bottom in accommodating cavity, set on rotational sleeve side and extend to the first movable blocking arm of any socket side in the first socket group, set on rotational sleeve side and extend to the second movable blocking arm of any socket side in the second socket group, and set on rotational sleeve side and extend to the third activity blocking arm of any socket side in third socket group.Power supply changeover device disclosed by the utility model, it is safe to use when in use, it can be achieved that the same time only uses a kind of purpose of specification pin.
Description
Technical field
The utility model is related to a kind of power supply changeover devices.
Background technology
, cannot be general because the plugs and sockets specification of various countries is different, it is unmatched slotting if desired to insert a plug into specification
In seat, then need to pass through power supply changeover device.Power supply changeover device is a kind of adapter tool, in use, power supply changeover device is inserted into target
Socket, target plug, which is then inserted into socket aperture matching on power supply changeover device, can realize conversion.Power supply is converted
When the appearance of device improves the convenience, especially transnational trip of the outgoing life of people, the electronic equipment for worrying to carry is not had to
Trouble caused by plug is mismatched with local power outlet.
And in existing power supply changeover device, in order to improve the wide usage of converter, it is provided in some power supply changeover devices
The pin of plurality of specifications, when in use, as long as the pin release of needs is inserted into target socket.And traditional power supply turns
In parallel operation, for these pins, there is no safety protection structures, for example, when user releases the pin of one of specification,
It may also be released due to misoperation, while the pin closed on, cause power supply changeover device to be inserted not into target socket, or even can allow
There is the risk got an electric shock in user, electrical safety is relatively low.
Meanwhile in order to meet the converter as multinational plug, need to be arranged multigroup plug-assembly, at the same by button come
The stretching and retraction of controller plug component, button move up and down action, and it is upper for button to need to open up slide opening on the shell
Lower slider certainly will have part slide opening and not be blocked however, when button moves up or moves down, and turn so as to see from slide opening
The internal structure of parallel operation, not only makes internal structure expose, or even electric shock phenomenon can occurs because child plays with power supply changeover device, and
And will appear the phenomenon that moisture enters with dust and other impurities, do not have the effect of dustproof and waterproof.
Utility model content
Against the above deficiency, the purpose of this utility model is to provide a kind of power supply changeover device, it can be achieved that the same time
Using a kind of purpose of specification pin, safety in utilization is improved；Meanwhile the exposed of enclosure structure can be not only prevented, it prevents
There is electric shock phenomenon because child plays with power supply changeover device, and moisture can be prevented, dust and other impurities enter in shell
Phenomenon can reach the purpose of dustproof and waterproof.
Used technical solution is the utility model in order to achieve the above objectives：
A kind of power supply changeover device, includes cooperate a main body upper cover and the main body lower cover of setting, the main body upper cover with
Main body lower cover matches to form the internal shell with an accommodating cavity, which offers several socket apertures, shape
At socket panel, which offers at least three socket groups, which is respectively one first socket
Group, one second socket group and a third socket group, which is characterized in that lower rotation is provided with an active catch in the accommodating cavity
Piece, the active blade include the rotational sleeve being rotatably dispose in accommodating cavity on bottom and are set to rotational sleeve side
At least three lever arms, three lever arms are respectively one first active catch for extending to any socket side in the first socket group
Arm, the one second movable blocking arm for being set to rotational sleeve side and extending to any socket side in the second socket group and setting
In rotational sleeve side and extend to a third activity blocking arm of any socket side in third socket group.
There is one first guiding surface in the described first movable blocking arm end as a further improvement of the utility model,
There is one second guiding surface in the described second movable blocking arm end, there is a third on third activity blocking arm end side side
Guiding surface.
At least three plug-assemblies are provided in the accommodating cavity as a further improvement of the utility model, this three
A plug-assembly be respectively one first plug-assembly, one second plug-assembly and be located at the first plug-assembly and the second plug group
A third plug-assembly between part, wherein first plug-assembly is including one first block and is set to the first block end face
One first button that is upper and being pierced by outer side side, second plug-assembly is including one second block and is set to the second block
On end face and be pierced by one second button on outer side side, the third plug-assembly include be pierced by the third on outer side side by
Key；It is offered on the shell one side and passes through and one first up and down slide opening, pass through for the second button for the first button
And it up and down one second slide opening and is passed through for third button and a up and down third slide opening；On the outer casing inner wall
And be inserted with one first sliding block passed through for the first button positioned at the first slide opening inner side edge is up and down, on the outer casing inner wall and
One second sliding block passed through for the second button is inserted with positioned at the second slide opening inner side edge is up and down, bottom is set in the accommodating cavity
It is equipped with the third block that third plug-assembly is run through in upper end, and the third block is located at third slide opening inner side edge；It is pressed first
When key is slided up and down along the first slide opening, the first slide opening is matched with the first sliding block by the first block and is sheltered from；In the second button
When being slided up and down along the second slide opening, the second slide opening is matched with the second sliding block by the second block and is sheltered from；On third button edge
When third slide opening and sliding up and down, third slide opening is sheltered from by third block.
First plug-assembly further includes one first plug lower substrate, sets as a further improvement of the utility model,
The one first plug upper substrate that is placed on the first plug lower substrate upper surface and it is set to the first plug lower substrate lower end and up and down
Three first pins being active in the first socket group, wherein first block is set to the first plug lower substrate and first
The end of plug upper substrate offers one first passed through for the first button on first sliding block and drives slide opening；Described
One plug lower substrate two sides upwardly extend respectively is provided with one first grab, and the first grab upper end is fastened on the first plug
On upper substrate；The first sliding groove for the first block and the insertion of the first sliding block is provided on the outer casing inner wall.
Second plug-assembly further includes one second plug lower substrate, sets as a further improvement of the utility model,
The one second plug upper substrate that is placed on the second plug lower substrate upper surface and it is set to the second plug lower substrate lower end and up and down
Three second pins being active in the second socket group, wherein second block is set to the second plug lower substrate and second
Plug upper substrate end offers one second passed through for the second button on second sliding block and drives slide opening；Described second
Plug lower substrate two sides upwardly extend respectively is provided with one second grab, and the second grab upper end is fastened on the second plug
On substrate；The second sliding slot for the second block and the insertion of the second sliding block is provided on the outer casing inner wall.
The third plug-assembly further includes a third plug lower substrate, sets as a further improvement of the utility model,
The third plug upper substrate that is placed on third plug lower substrate upper surface and it is set to third plug lower substrate lower end and up and down
Three third pins being active in third socket group, wherein bottom is provided in the accommodating cavity is inserted into for third block
A slot, the perforation passed through for third block is offered on the third plug-assembly；The third plug lower substrate
Two sides upwardly extend respectively is provided with a third grab, and the third grab upper end is fastened on third plug upper substrate.
One is provided in the accommodating cavity and above active blade as a further improvement of the utility model, to insert
Head bracket is set up on the plug bracket across the first plug-assembly, the second plug-assembly and third plug-assembly
Several positioning columns.
Main body lower cover bottom offers linear distributing 1 first and inserts as a further improvement of the utility model,
Mouth, one second socket and a third socket, front offers one the 4th socket on the left of first socket, on first socket right side
One the 5th socket is offered in front of side, rear offers one the 6th socket on the left of the third socket, on the right side of the third socket
Rear offers one the 7th socket, offers one the 8th socket at the 6th socket rear, is offered at the 7th socket rear
One the 9th socket, wherein the third socket, the 8th socket are combined with the 9th socket constitutes the first socket group, this second
Socket, the 4th socket are combined with the 5th socket constitutes the second socket group, first socket, the 6th socket and the 7th socket
It is combined and constitutes the third socket group.
The described first movable blocking arm end extends to the 8th socket side as a further improvement of the utility model, should
Second movable blocking arm end extends to the 4th socket side, which extends to the 6th socket side；This
The activity for being bent to form the linking arm for being connected to rotational sleeve side in the middle part of one movable blocking arm and being connected to linking arm end
Arm, the linking arm are located at the 6th socket side, which is located at the 8th socket side, are inserted close to the 6th in the linking arm
The side of mouth has one the 4th guiding surface.
As a further improvement of the utility model, in the accommodating cavity and positioned at the first plug-assembly, the second plug
It is provided with a socket support above component and third plug-assembly, a socket shrapnel group is inserted on the socket support, this is inserted
Seat shrapnel group includes socket shrapnel and a right socket shrapnel in a left socket shrapnel, one, and the left socket shrapnel, middle socket shrapnel
It is spaced from each other two-by-two with right socket shrapnel three, meanwhile, the left socket shrapnel, middle socket shrapnel and right socket shrapnel are distinguished
Setting is matched with several socket apertures；Bottom is provided with a conductive sheet set in the accommodating cavity, which includes one first
Conductive sheet, one second conductive sheet and a third conductive sheet, first conductive sheet are electrically connected with left socket shrapnel, second conductive sheet
It is electrically connected with middle socket shrapnel, which is electrically connected with right socket shrapnel；Meanwhile in the socket support upper end and position
Modular jack panel lower end is provided with a protection door component, which includes the first protection door and the second protection
Door；It is provided with a circuit board in the accommodating cavity and is respectively electrically connected to a self- recoverage of socket shrapnel group and conductive sheet set
Fuse, the self-recovery fuse are set in the side slot on outer casing inner wall.
The beneficial effects of the utility model are：
(1) by the setting of active blade, by the first movable blocking arm, the second movable blocking arm and the third activity on its side
Blocking arm is active in any socket in the first socket group respectively, any socket in any socket and third socket group in the second socket group
Side, when the pin for pushing down on the one of which part in the first plug-assembly, the second plug-assembly, third plug-assembly
When, pin pushes wherein one movable blocking arm, makes active blade unitary rotation, then other two movable blocking arm is by the socket on side
It completely or partially blocks, then can not move down and be pierced by positioned at the pin being blocked above socket, it is therefore, when in use, only a kind of
Specification pin can protrude out main body lower cover lower surface, it can be achieved that the same time only uses a kind of purpose of specification pin, and raising makes
Use safety；
(2) matched first block and the first sliding block are added by the first slide opening inner side edge in the first plug-assembly,
Matched second block and the second sliding block are added in the second slide opening inner side edge of the second plug-assembly, in third plug-assembly
Third slide opening inner side edge adds third block, during the first button, the second button and third button slide up and down, first
Slide opening, the second slide opening and third slide opening are blocked always, and without internal structure exposing phenomenon, therefore, it can not only prevent shell
Internal structure it is exposed, prevent electric shock phenomenon occur because child plays with power supply changeover device, and moisture, dust can be prevented
Equal sundries enter the phenomenon in shell, can reach the purpose of dustproof and waterproof.
Above-mentioned is the general introduction of utility model technical solution, below in conjunction with attached drawing and specific implementation mode, to the utility model
It is described further.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is a part of structural schematic diagram of the utility model；
Fig. 3 is another part structural schematic diagram of the utility model；
Fig. 4 is the structural schematic diagram of the first plug-assembly of the utility model；
Fig. 5 is the structural schematic diagram of the second plug-assembly of the utility model；
Fig. 6 is the structural schematic diagram of the utility model third plug-assembly；
Fig. 7 is an internal structure schematic diagram of the utility model main body lower cover；
Fig. 8 is another internal structure schematic diagram of the utility model main body lower cover；
Fig. 9 is the structural schematic diagram of the utility model main body lower cover bottom；
Figure 10 is the another internal structure schematic diagram of the utility model main body lower cover；
Figure 11 is the structural schematic diagram of the utility model active blade；
Figure 12 is that the utility model protects door component to be set to the structural schematic diagram on socket support；
Figure 13 is that the utility model socket shrapnel group is set to the structural schematic diagram on socket support.
Specific implementation mode
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose is taken, below in conjunction with
Specific embodiment of the present utility model is described in detail in attached drawing and preferred embodiment.
Fig. 1 to Fig. 3 and Fig. 9 is please referred to, the utility model embodiment provides a kind of power supply changeover device, including cooperates
The main body upper cover 11 being arranged and a main body lower cover 12, the main body upper cover 11 match to form inside with one with main body lower cover 12
The shell 1 of accommodating cavity, 11 upper surface of main body upper cover offer several socket apertures 111, socket panel are formed, in the accommodating cavity
Be provided at least three plug-assemblies, three plug-assemblies be respectively one first plug-assembly 2, one second plug-assembly 3 and
A third plug-assembly 4 between the first plug-assembly 2 and the second plug-assembly 3,12 lower face of main body lower cover open up
There are at least three socket groups, which is respectively to be inserted for up and down one first be pierced by 2 lower end of the first plug-assembly
Mouth organizes 121, for the up and down one second socket group 122 being pierced by 3 lower end of the second plug-assembly and under third plug-assembly 4
Hold the up and down third socket group 123 being pierced by.First plug-assembly 2 includes one first block 21 and is set to first
On 21 end face of block and be pierced by one first button 22 of 1 outer side edges of shell, second plug-assembly 3 include one second block 31,
And it is set on 31 end face of the second block and is pierced by one second button 32 of 1 outer side edges of shell, which includes wearing
Go out a third button 41 of 1 outer side edges of shell；It offers and is passed through for the first button 22 and up and down on 1 one side of shell
One first slide opening 13, pass through for the second button 32 and one second up and down slide opening 14 and passed through simultaneously for third button 41
A up and down third slide opening 15；It is inserted with confession on 1 inner wall of shell and positioned at 13 inner side edge of the first slide opening is up and down
One first sliding block 5 that first button 22 passes through plugs on 1 inner wall of shell and positioned at 14 inner side edge of the second slide opening is up and down
There is one second sliding block 6 passed through for the second button 32, bottom is provided with upper end through third plug-assembly 4 in the accommodating cavity
One third block 7, and the third block 7 is located at 15 inner side edge of third slide opening, in the present embodiment, which is plastic cement
Piece.
In the present embodiment, when the first button 22 is slided up and down along the first slide opening 13, the first slide opening 13 is by first gear
Block 21 is matched with the first sliding block 5 and is sheltered from；When the second button 32 is slided up and down along the second slide opening 14, the second slide opening 14 by
Second block 32 is matched with the second sliding block 6 and is sheltered from；When third button 41 is slided up and down along third slide opening 15, third is slided
Hole 15 is sheltered from by third block 31.
Specifically, push down on the first button 22 make its along the first slide opening 13 to glide when, the first block 21 with
It moving down, then the first block 21 shelters from most of opening of the first slide opening 13, and exposes outside the upper part of the first slide opening 13, and
Drive due to the first sliding block 5 in the first button 22 moves down, then the top of the first sliding block 5 hides the exposed parts of the first slide opening 13
It blocks, then entire first slide opening 13 is blocked, no internal structure exposing phenomenon；When push up the first button 22 make its along
When first slide opening 13 slides up, the first block 21 is with moving up, then the first block 21 hides most of opening of the first slide opening 13
It blocks, and exposes outside the lower part of the first slide opening 13, and the drive due to the first sliding block 5 in the first button 22 moves up, then first
The lower part of sliding block 5 shelters from the exposed parts of the first slide opening 13, then entire first slide opening 13 is blocked, outside no internal structure
Reveal phenomenon.Similarly, when upwards with slide downward, entire second slide opening 14 is also blocked the second button 32, no internal structure
Exposing phenomenon.When pushing third button 41 that it is made to be slided up and down along third slide opening 15, due to the setting of third block 31, the
Three slide openings 15 are sheltered from by third block 31 always, no internal structure exposing phenomenon.
As known from the above, matched first block is added by 13 inner side edge of the first slide opening in the first plug-assembly 2
21 and first sliding block 5, during the first button 22 slides up and down, the first slide opening 13 is blocked always, and without internal junction
Structure exposing phenomenon；Matched second block 32 and second is added by 14 inner side edge of the second slide opening in the second plug-assembly 3
Sliding block 6, during the second button 32 slides up and down, the second slide opening 14 is blocked always, and exposed existing without internal structure
As；Third block 31 is added by 15 inner side edge of third slide opening in third plug-assembly 4, is slided up and down in third button 41
In the process, third slide opening 15 is blocked always, and without internal structure exposing phenomenon.
Therefore, the exposed of 1 internal structure of shell can be not only prevented, prevents from getting an electric shock because child plays with power supply changeover device
Phenomenon, and moisture can be prevented, dust and other impurities enter phenomenon in shell 1, may ultimately reach the purpose of dustproof and waterproof.
As shown in figure 4, first plug-assembly 2 further includes one first plug lower substrate 23, is set under the first plug
One first plug upper substrate 24 on 23 upper surface of substrate and it is set to 23 lower end of the first plug lower substrate and up and down in
Three first pins 25 in one socket group 121, wherein first block 21 is set to the first plug lower substrate 23 and first
The end of plug upper substrate 24 offers one first passed through for the first button 22 on first sliding block 5 and drives slide opening 51；
First plug lower substrate, 23 two sides upwardly extend respectively is provided with one first grab 231, and 231 upper end of the first grab
It is fastened on the first plug upper substrate 24；Be provided on 1 inner wall of the shell for the first block 21 and the first sliding block 5 insertion
One the first sliding groove 16.
As shown in figure 5, second plug-assembly 3 further includes one second plug lower substrate 33, is set under the second plug
One second plug upper substrate 34 on 33 upper surface of substrate and it is set to 33 lower end of the second plug lower substrate and up and down in
Three second pins 35 in two socket groups 122, wherein second block 32 is set to the second plug lower substrate 33 and second
34 end of plug upper substrate offers one second passed through for the second button 22 on second sliding block 6 and drives slide opening 61；Institute
It states 33 two sides of the second plug lower substrate and upwardly extends respectively and be provided with one second grab 331, and 331 upper end of the second grab is detained
Together on the second plug upper substrate 34；One for the second block 32 and the insertion of the second sliding block 6 is provided on 1 inner wall of the shell
Second sliding slot 17.
As shown in fig. 6, the third plug-assembly 4 further includes a third plug lower substrate 42, is set under third plug
A third plug upper substrate 43 on 42 upper surface of substrate and it is set to 42 lower end of third plug lower substrate and up and down in
Three third pins 44 in three socket groups 123, wherein bottom is provided in the accommodating cavity is inserted into for third block 7
One slot 18 offers the perforation 45 passed through for third block 7 on the third plug-assembly 4；Under the third plug
42 two sides of substrate upwardly extend respectively is provided with a third grab 421, and 421 upper end of third grab is fastened on third plug
On upper substrate 43.
As shown in fig. 7, bottom is provided with a plug bracket 8 in the accommodating cavity, set up on the plug bracket 8
There are several positioning columns 81 across the first plug-assembly 2, the second plug-assembly 3 and third plug-assembly 4.
As shown in Fig. 8 and Figure 11, bottom and the rotation of 8 lower end of plug bracket an activity is provided in the accommodating cavity
Catch 9, the active blade 9 include the rotational sleeve 91 being rotatably dispose in accommodating cavity on bottom and are set to rotational sleeve
At least three lever arms of 91 sides, three lever arms are respectively to extend to any socket side in the first socket group 121
One first movable blocking arm 92 is set to 91 side of rotational sleeve and extends to one of any socket side in the second socket group 122
It second movable blocking arm 93 and is set to 91 side of rotational sleeve and extends to one of any socket side in third socket group 123
Third activity blocking arm 94, wherein there is one first guiding surface 921 in 92 end of the first movable blocking arm, in second activity
93 end of blocking arm has one second guiding surface 931, has a third guiding surface in the 94 end side of third activity blocking arm
941.By the setting of active blade 9, by first the 92, the second movable blocking arm 93 of movable blocking arm and third active catch on its side
Arm 94 is active in any socket in the first socket group 121, any socket and third socket group 123 in the second socket group 122 respectively
In any socket side, when pushing down in the first plug-assembly 2, the second plug-assembly 3, third plug-assembly 4 wherein
When the pin of one component, pin pushes wherein one movable blocking arm, makes 9 unitary rotation of active blade, then other two movable blocking arm
Socket on side is completely or partially blocked, then can not move down and be pierced by positioned at the pin being blocked above socket, therefore, make
Used time, only a kind of specification pin can protrude out main body lower cover lower surface, it can be achieved that the same time only uses a kind of specification pin
Purpose, improve safety in utilization.And by first the 92, second movable blocking arm 93 of movable blocking arm and leading on third activity blocking arm 94
To inclined-plane, when pin moves down promotion activity blocking arm, guiding surface plays guiding role, and the rotation of guiding activity blocking arm makes activity
9 unitary rotation of catch, to block other sockets.
It is inserted as shown in figure 9,12 bottom of main body lower cover offers linear distributing 1 first socket 1231, one second
Mouthfuls 1221 with a third socket 1211, on the left of first socket 1231 in front of offer one the 4th socket 1222, this first
1231 right side front of socket offers one the 5th socket 1223, and one the 6th socket is offered at the 1211 left side rear of third socket
1232, one the 7th socket 1233 is offered at the 1211 right side rear of third socket, is offered at 1232 rear of the 6th socket
One the 8th socket 1212 offers one the 9th socket 1213 at 1233 rear of the 7th socket, wherein the third socket 1211,
8th socket 1212 is combined with the 9th socket 1213 and constitutes the first socket group 121, second socket 1221, the 4th socket
1222 are combined with the 5th socket 1223 and constitute the second socket group 122, first socket 1231, the 6th socket 1232 and the
Seven sockets 1233, which are combined, constitutes the third socket group 123.
As shown in Figure 10, the described first 92 end of movable blocking arm extends to 1212 side of the 8th socket, second active catch
93 end of arm extends to 1222 side of the 4th socket, which extends to 1232 side of the 6th socket；It should
First movable blocking arm, 92 middle part is bent to form the linking arm 922 for being connected to 91 side of rotational sleeve and is connected to linking arm 922
One lever arm 923 of end, the linking arm 922 are located at 1232 side of the 6th socket, which is located at the 8th socket
1212 sides have one the 4th guiding surface 9221 in the linking arm 922 close to the side of the 6th socket 1232.
As shown in Figure 12 and Figure 13, in the accommodating cavity and positioned at the first plug-assembly 2, the second plug-assembly 3 and the
Three plug-assemblies, 4 top is provided with a socket support 10, and a socket shrapnel group 20, the socket are inserted on the socket support 10
Shrapnel group 20 includes socket shrapnel 202 and a right socket shrapnel 203 in a left socket shrapnel 201, one, and the left socket shrapnel
201, middle socket shrapnel 202 is spaced from each other two-by-two with right 203 three of socket shrapnel, meanwhile, the left socket shrapnel 201, in
Socket shrapnel 202 matches setting with several socket apertures 111 respectively with right socket shrapnel 203；Bottom is arranged in the accommodating cavity
There is a conductive sheet set 30, which includes one first conduction 301, one second conductive sheet 302 and a third conductive sheet
303, which is electrically connected with left socket shrapnel 201, which is electrically connected with middle socket shrapnel 202
It connects, which is electrically connected with right socket shrapnel 203；Meanwhile in 10 upper end of the socket support and being located at combined type
Socket panel lower end is provided with a protection door component 40, which includes the first protection door 401 and the second protection door
402。
As shown in Fig. 2, being provided with a circuit board 50 in the accommodating cavity and being respectively electrically connected to socket shrapnel group 20 and lead
One self-recovery fuse 60 of electric piece group 30, the self-recovery fuse 60 are set in the side slot 19 on 1 inner wall of shell.
The operation principle of the utility model is：
When pushing down on the first button 22, when driving three first pins 25 to move down to be pierced by the first socket group 121, the
One block 21 shelters from the first slide opening 13 with the first sliding block 5, meanwhile, a wherein pin in three first pins 25 is inserted into the
Eight sockets 1212 then apply active force to the first guiding surface 921 of the first movable blocking arm 92, and the first movable blocking arm 92 is made to drive
Active blade 9 is whole to be rotated clockwise, then the second movable blocking arm 93 blocks the 4th socket 1222, to prevent the second plug-assembly
3 move down, meanwhile, third activity blocking arm 94 blocks the 6th socket 1232, to prevent third plug-assembly 4 from moving down, realizes same
Time only uses a kind of purpose of specification pin, improves safety in utilization.
When pushing down on the second button 32, when driving three second pins 35 to move down to be pierced by the second socket group 122, the
Two blocks 32 shelter from the second slide opening 14 with the second sliding block 6, meanwhile, a wherein pin in three second pins 35 is inserted into the
Four sockets 1222 then apply active force to the second guiding surface 931 of the second movable blocking arm 93, and the second movable blocking arm 93 is made to drive
Active blade 9 is whole to be rotated counterclockwise, then the first movable blocking arm 92 blocks the 8th socket 1212, to prevent the first plug-assembly
2 move down, meanwhile, the first movable blocking arm 92 blocks the 6th socket 1232 with third activity blocking arm 94, to prevent third plug group
Part 4 moves down, and realizes that the same time only uses a kind of purpose of specification pin, improves safety in utilization.
When pushing down on third button 41, when driving three third pins 44 to move down to be pierced by third socket 123, third
Block 31 shelters from third slide opening 15, meanwhile, the wherein pin in three third pins 44 is inserted into the 6th socket 1232, then
The pin is located between the first movable blocking arm 92 and third activity blocking arm 94, makes the first movable blocking arm 92 and third activity blocking arm 94
It can not swing, at this point, the first movable blocking arm 92 blocks the 8th socket 1212, the second movable blocking arm 93 blocks up the 4th socket 1222
Firmly, it prevents the first plug-assembly 2 from being moved down with the second plug-assembly 3, realizes that the same time only uses a kind of purpose of specification pin,
Improve safety in utilization.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore identical as the utility model above-described embodiment or approximate technical characteristic is used, and obtained other structures,
It is within the protection scope of the utility model.
Claims (12)
1. a kind of power supply changeover device, including a main body upper cover of the setting that cooperates and a main body lower cover, the main body upper cover and master
Body lower cover matches to form the internal shell with an accommodating cavity, which offers several socket apertures, is formed
Socket panel, the main body lower cover lower face offer at least three socket groups, three socket groups be respectively one first socket group,
One second socket group and a third socket group, which is characterized in that lower rotation is provided with an active blade in the accommodating cavity,
The active blade includes the rotational sleeve being rotatably dispose in accommodating cavity on bottom and is set to rotational sleeve side at least
Three lever arms, three lever arms be respectively the one first movable blocking arm for extending to any socket side in the first socket group,
It is set to rotational sleeve side and extends to one second movable blocking arm of any socket side in the second socket group and be set to and turn
Moving sleeve side and the third activity blocking arm for extending to any socket side in third socket group.
2. power supply changeover device according to claim 1, which is characterized in that have one the in the described first movable blocking arm end
One guiding surface has one second guiding surface, in the third activity blocking arm end side in the described second movable blocking arm end
Side has a third guiding surface.
3. power supply changeover device according to claim 1 or 2, which is characterized in that be provided with one first in the accommodating cavity
Plug-assembly, first plug-assembly include one first block and are set on the first block end face and are pierced by outer side side
One first button, offer and passed through for the first button and one first up and down slide opening on the shell one side, at this
It is inserted with one first sliding block passed through for the first button on outer casing inner wall and positioned at the first slide opening inner side edge is up and down.
4. power supply changeover device according to claim 3, which is characterized in that further include that one second be set in accommodating cavity inserts
Head assembly, second plug-assembly include one second block and are set on the second block end face and are pierced by outer side side
One second button is offered on the shell one side and is passed through for the second button and one second up and down slide opening, outer at this
It is inserted with one second sliding block passed through for the second button on shell inner wall and positioned at the second slide opening inner side edge is up and down.
5. power supply changeover device according to claim 4, which is characterized in that further include being set in accommodating cavity and being located at first
A third plug-assembly between plug-assembly and the second plug-assembly, the third plug-assembly include being pierced by outer side side
One third button is offered on the shell one side and is passed through for third button and a up and down third slide opening, in the appearance
It sets intracavitary bottom and is provided with the third block that third plug-assembly is run through in upper end, and the third block is located on the inside of third slide opening
Side.
6. power supply changeover device according to claim 3, which is characterized in that first plug-assembly further includes one first slotting
Head lower substrate, the one first plug upper substrate that is set on the first plug lower substrate upper surface and it is set to base under the first plug
Plate lower end and up and down three first pins in the first socket group, wherein first block is set to the first plug
The end of lower substrate and the first plug upper substrate offers one first passed through for the first button on first sliding block and drives
Slide opening；The first plug lower substrate two sides upwardly extend respectively is provided with one first grab, and the first grab upper end is detained
Together on the first plug upper substrate；It is provided on the outer casing inner wall and is slided for the one first of the first block and the insertion of the first sliding block
Slot.
7. power supply changeover device according to claim 4, which is characterized in that second plug-assembly further includes one second slotting
Head lower substrate, the one second plug upper substrate that is set on the second plug lower substrate upper surface and it is set to base under the second plug
Plate lower end and up and down three second pins in the second socket group, wherein second block is set to the second plug
Lower substrate and the second plug upper substrate end offer one second passed through for the second button on second sliding block and drive cunning
Hole；The second plug lower substrate two sides upwardly extend respectively is provided with one second grab, and the second grab upper end fastens
In on the second plug upper substrate；It is provided on the outer casing inner wall and is slided for the one second of the second block and the insertion of the second sliding block
Slot.
8. power supply changeover device according to claim 5, which is characterized in that the third plug-assembly further includes that a third is inserted
Head lower substrate, the third plug upper substrate that is set on third plug lower substrate upper surface and it is set to base under third plug
Plate lower end and up and down three third pins in third socket group, wherein bottom is provided with confession in the accommodating cavity
The slot that third block is inserted into, offers the perforation passed through for third block on the third plug-assembly；Described
Three plug lower substrate two sides upwardly extend respectively is provided with a third grab, and the third grab upper end is fastened on third plug
On upper substrate.
9. power supply changeover device according to claim 5, which is characterized in that in the accommodating cavity and on active blade
Side is provided with a plug bracket, has been set up on the plug bracket across the first plug-assembly, the second plug-assembly and the
Several positioning columns of three plug-assemblies.
10. power supply changeover device according to claim 1, which is characterized in that main body lower cover bottom offers linearly
One first socket, one second socket and a third socket for distribution, front offers one the 4th socket on the left of first socket,
Front offers one the 5th socket on the right side of first socket, and rear offers one the 6th socket on the left of the third socket,
Rear offers one the 7th socket on the right side of the third socket, one the 8th socket is offered at the 6th socket rear, the 7th
Socket rear offers one the 9th socket, wherein the third socket, the 8th socket are combined composition described first with the 9th socket
Socket group, second socket, the 4th socket are combined with the 5th socket constitutes the second socket group, the first socket, the 6th
Socket is combined with the 7th socket and constitutes the third socket group.
11. power supply changeover device according to claim 10, which is characterized in that the first movable blocking arm end extends to the
Eight socket sides, the second movable blocking arm end extend to the 4th socket side, which extends to the 6th
Socket side；It is bent to form the linking arm for being connected to rotational sleeve side in the middle part of the first movable blocking arm and is connected to connection
One lever arm of arm end, the linking arm are located at the 6th socket side, which is located at the 8th socket side, in the company
The side for connecing nearly 6th socket of arm rest has one the 4th guiding surface.
12. power supply changeover device according to claim 5, which is characterized in that in the accommodating cavity and be located at the first plug
It is provided with a socket support above component, the second plug-assembly and third plug-assembly, one is inserted on the socket support and is inserted
Seat shrapnel group, the socket shrapnel group include socket shrapnel and a right socket shrapnel in a left socket shrapnel, one, and the left socket bullet
Piece, middle socket shrapnel are spaced from each other two-by-two with right socket shrapnel three, meanwhile, the left socket shrapnel, middle socket shrapnel with
Right socket shrapnel matches setting with several socket apertures respectively；Bottom is provided with a conductive sheet set in the accommodating cavity, the conduction
Piece group includes one first conductive sheet, one second conductive sheet and a third conductive sheet, which is electrically connected with left socket shrapnel
It connects, which is electrically connected with middle socket shrapnel, which is electrically connected with right socket shrapnel；Meanwhile described
Socket support upper end and modular jack panel lower end is provided with a protection door component, which includes first protecting
Protect door and the second protection door；It is provided with a circuit board in the accommodating cavity and is respectively electrically connected to socket shrapnel group and conduction
One self-recovery fuse of piece group, the self-recovery fuse are set in the side slot on outer casing inner wall.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721676134.0U CN207664291U (en) | 2017-12-05 | 2017-12-05 | A kind of power supply changeover device |
| PCT/CN2018/117923 WO2019109839A1 (en) | 2017-12-05 | 2018-11-28 | Power converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721676134.0U CN207664291U (en) | 2017-12-05 | 2017-12-05 | A kind of power supply changeover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207664291U true CN207664291U (en) | 2018-07-27 |
Family
ID=62940574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721676134.0U Active CN207664291U (en) | 2017-12-05 | 2017-12-05 | A kind of power supply changeover device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN207664291U (en) |
| WO (1) | WO2019109839A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019109839A1 (en) * | 2017-12-05 | 2019-06-13 | 东莞市佳旅电器有限公司 | Power converter |
| CN111244666A (en) * | 2019-12-16 | 2020-06-05 | 深圳市铁甲科技有限公司 | Replaceable multifunctional self-adaptive power plug |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2315700Y (en) * | 1997-06-04 | 1999-04-21 | 吴祖榆 | AC/DC two purpose power supply device capable of changing power plug |
| CN201118055Y (en) * | 2007-10-13 | 2008-09-17 | 东莞欧陆电子有限公司 | Multi-specification plug/socket power converter |
| CN201450205U (en) * | 2009-06-29 | 2010-05-05 | 黄秀萍 | Power plug conversion device with various standard plugs |
| TWI399000B (en) * | 2010-07-26 | 2013-06-11 | Delta Electronics Inc | Electrnic device having rotary socket and rotary socket thereof |
| CN104009353B (en) * | 2013-02-22 | 2017-12-12 | 公牛集团有限公司 | Universal converter |
| CN106207607B (en) * | 2016-08-30 | 2018-10-12 | 宁波凯峰电器有限公司 | A kind of multinational converter of dial type |
| CN108023203A (en) * | 2017-12-05 | 2018-05-11 | 东莞市佳旅电器有限公司 | A kind of power supply changeover device |
| CN207664291U (en) * | 2017-12-05 | 2018-07-27 | 东莞市佳旅电器有限公司 | A kind of power supply changeover device |
-
2017
- 2017-12-05 CN CN201721676134.0U patent/CN207664291U/en active Active
-
2018
- 2018-11-28 WO PCT/CN2018/117923 patent/WO2019109839A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019109839A1 (en) * | 2017-12-05 | 2019-06-13 | 东莞市佳旅电器有限公司 | Power converter |
| CN111244666A (en) * | 2019-12-16 | 2020-06-05 | 深圳市铁甲科技有限公司 | Replaceable multifunctional self-adaptive power plug |
| CN111244666B (en) * | 2019-12-16 | 2021-08-03 | 深圳市铁甲科技有限公司 | Replaceable multifunctional self-adaptive power plug |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019109839A1 (en) | 2019-06-13 |
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