CN207588483U - A kind of vehicle-mounted USB charger - Google Patents
A kind of vehicle-mounted USB charger Download PDFInfo
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- CN207588483U CN207588483U CN201721440358.1U CN201721440358U CN207588483U CN 207588483 U CN207588483 U CN 207588483U CN 201721440358 U CN201721440358 U CN 201721440358U CN 207588483 U CN207588483 U CN 207588483U
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- shell
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- electrode contact
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Abstract
The utility model is related to a kind of vehicle-mounted USB chargers, including housing, the circuit board being arranged in housing, it is embedded the USB interface component in housing, housing has the plug division being inserted into power interface, the end of plug division is embedded with positive electrode contact element, negative electrode contact element is embedded on the side wall of plug division, positive electrode contact element, negative electrode contact element, USB interface component respectively with circuit board electrical connection, voltage device plug connector is also embedded in housing, voltage device plug connector is formed with the power interface to match with plug division on the surface of housing, positive electrode contact element, negative electrode contact element is also electrically connected with the voltage device plug connector respectively.The problem of vehicle-mounted USB charger provides expansible power interface by voltage device plug connector, solves after being inserted into an onboard charger in the power interface on automobile, and power interface can not extend.Possibility also is provided to increase the quantity of USB interface simultaneously, facilitates the more electronic equipments of connection, it is more convenient to use.
Description
Technical field
The utility model is related to a kind of vehicle-mounted USB chargers.
Background technology
It can charge in order to facilitate people when riding in an automobile for electronic equipment, onboard charger is widely used
In automotive field, onboard charger takes electricity from automobile cigarette lighter interface, is then charged by USB interface for electronic equipment.
Such as the Chinese utility model patent that Authorization Notice No. is CN203119561U (application No. is 201320129759.0)《It is with voltage aobvious
The vehicle-mounted USB port charger shown》And Authorization Notice No. is in CN203827016U (application No. is 201420133614.2)
State's utility model patent《A kind of onboard charger with wireless routing function》, wherein disclosed onboard charger can only pass through
The limited USB port being fixedly installed thereon is powered, be additionally required using cigar lighter socket or in USB port demand it is big
In the case of, it can not be extended, inconvenience is brought to using.
Utility model content
Technical problem to be solved in the utility model is to provide one kind for the above-mentioned prior art to be extended vehicle
Carry the vehicle-mounted USB charger of power interface.
The technical scheme in the invention for solving the above technical problem is：A kind of vehicle-mounted USB charger, including housing,
The circuit board being arranged in the housing, the USB interface component being embedded in the housing, the housing, which has, is inserted into electricity
Plug division in source interface, the end of the plug division are embedded with positive electrode contact element, are embedded on the side wall of the plug division negative
Electrode contact element, the positive electrode contact element, negative electrode contact element, USB interface component respectively with circuit board electrical connection, it is characterised in that：
Voltage device plug connector is also embedded in the housing, the voltage device plug connector is formed on the surface of the housing to be inserted with described
The power interface that socket part matches, positive electrode contact element, negative electrode contact element are also electrically connected with the voltage device plug connector respectively.
For the quick obtaining window breaking tool under dangerous situation, the broken of the housing can be stretched out by being additionally provided in the housing
Window needle.
In order to be crushed in effortless realization to vehicle glass, the housing includes base enclosure, is connected to the base
Barrel shell on shell and the sliding part being movably socketed in the barrel shell, the barrel shell then form the plug division；
The outer end of the sliding part offers trepanning, the positive electrode contact element be embedded in the trepanning and it is described just
The aperture that the broken window needle can be supplied to pass through is offered in electrode contact element；
It is convexly equipped on the periphery of the broken window needle inner end and limits within one week edge, projection on the periphery of the broken window needle outer end
There is one week boss, the inner end of the broken window needle is threaded through along limiting that can be movable in the bottom of the barrel shell by the limiting；
Be arranged with the first spring outside the broken window needle, the both ends of first spring be against respectively the barrel shell bottom and
Between boss, first spring overcoat is equipped with second spring, and the both ends of the second spring are against the sliding part respectively
Between the bottom of inner face and the barrel shell.
In order to which the length for ensureing brokenly window needle can be pierced by from the aperture of positive electrode contact element, and without using broken window needle
When, broken window needle can be placed into barrel shell, and axis and barrel shell axis are provided on the internal perisporium of the inner end of the barrel shell has folder
The annular groove at angle is embedded with limiting plate in the annular groove, U-shaped hole is offered on the limiting plate, the bottom of the barrel shell offers U
The opening of type, the broken window needle are each passed through the U-shaped hole and opening and are limited by the limiting along activity in the barrel shell
Bottom.
In order to provide guiding for broken window needle so that the axis of broken window needle can be overlapped with the axis of barrel shell, and then realize broken window
Needle is smoothly pierced by from the aperture of positive electrode contact element, is provided on the inner wall in the middle part of the barrel shell and is oriented to the broken window needle movement
Guide table, has inclined guide surface in the guide table, and the guide surface is from extreme direction in the phase of outer end gradually into barrel shell
Mandrel direction is drawn close.
In order to facilitate the installation of, the barrel shell includes jacket casing, deduction cap and being capable of the mutual first half-shell of pairing and the second half
Shell, the jacket casing are set in outside the first half-shell and the second half-shell of mutual pairing, and the deduction cap be located in the first of mutual pairing
The end of half-shell and the second half-shell is simultaneously connected with the first half-shell, the second half-shell, is offered in first deduction cap for institute
State sliding part by aperture.
In order to facilitate the installation of negative electrode contact element, the negative electrode contact element include two contact blocks and be connected electrically in two touch
Connect band between block, the connect band are arranged in the first half-shell and the second half-shell of pairing, the first half-shell and second
It opens up the notch being embedded in for contact block in half-shell respectively, through-hole is offered respectively corresponding to two contact blocks on the jacket casing, two are touched
The outer surface of block protrudes from the outer surface of the jacket casing.
In order to provide different power supply interfaces, be also embedded in the housing it is at least one can be with the power cord of electronic equipment
The power supply interface being connected, the power supply interface and the circuit board electrical connection.
Compared with prior art, the utility model has the advantage of：The vehicle-mounted USB charger is carried by voltage device plug connector
Expansible power interface has been supplied, i.e., vehicle-mounted can have been filled so that grafting is various in the voltage device plug connector of the vehicle-mounted USB charger
Electric appliance so both increases power interface, solves after being inserted into an onboard charger in the power interface on automobile, power supply
The problem of interface can not extend.Also possibility is provided, and then more electronics can be connected to increase the quantity of USB interface simultaneously
Equipment, it is more convenient to use.
Description of the drawings
Fig. 1 is the stereogram of vehicle-mounted USB charger in the utility model embodiment.
Fig. 2 is the sectional view of vehicle-mounted USB charger in the utility model embodiment.
Fig. 3 is sectional view of the vehicle-mounted USB charger along horizontal profile in the utility model embodiment.
Fig. 4 is the three-dimensional exploded view of vehicle-mounted USB charger in the utility model embodiment.
Fig. 5 is the stereogram of barrel shell in the utility model embodiment.
Fig. 6 is the three-dimensional exploded view of barrel shell and broken window needle in the utility model embodiment.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing embodiment.
As shown in Figures 1 to 6, the vehicle-mounted USB charger in the present embodiment, including housing 1, circuit board 2, USB interface group
Part 3, positive electrode contact element 4, negative electrode contact element 5, voltage device plug connector 6, power supply interface 200 and broken window needle 7.
Housing 1 includes base enclosure 11, barrel shell 12 and sliding part 13.Wherein base enclosure 11 is whole in " 7 " font, i.e. base enclosure 11 has
There are transverse part and longitudinal direction portion.In transverse part there is lateral cavity, there is longitudinal cavity, lateral cavity and longitudinal cavity in longitudinal portion
It is connected.Voltage device plug connector 6 is the component of a cup-shaped, and voltage device plug connector 6 is embedded in the longitudinal cavity of base enclosure 11, voltage
Device plug connector 6 is formed with the power interface to match with plug division on the surface of housing 1.Have just on the voltage device plug connector 6
Pole connecting pin and cathode connecting pin, for connecting power supply.
Circuit board 2 is mounted in the transverse chambers body of base enclosure 11, in order to facilitate installation of the circuit board 2 in base enclosure 11, the base
Shell 11 includes the matrix 111 with lateral cavity and longitudinal cavity, and also lid is located at the capping 112 on matrix 111, capping 112
On offer the oral area of 6 installation of power supply depressor plug connector.
USB interface component 3 includes at least one USB interface component 3, and the quantity of USB interface is as needed and space is specific
Setting, USB interface is arranged in the transverse chambers body of base enclosure 11, and is offered in the capping 112 of base enclosure 11 for grafting USB interface
Oral area, each USB interface is electrically connected with circuit board 2.
There are two the settings of power supply interface 200 in the present embodiment, and when making, the quantity of power supply interface 200 can basis
It needs specifically to set with space, each power supply interface 200 is arranged in the transverse chambers body of base enclosure 11, the power supply interface 200 and circuit
Plate 2 is electrically connected, these power supply interfaces 200 and the interface of electronic equipment power source line match, and can be realized and electronic equipment power source
Connection.
Barrel shell 12 is connected in longitudinal portion of base enclosure 11, and the barrel shell 12 formation is inserted into automobile interior power interface (point
Firearm) in plug division.Positive electrode contact element 4, negative electrode contact element 5 are then embedded in barrel shell 12 and protrude from the surface of barrel shell 12,
In use, the barrel shell 12 can be plugged in the cigar lighter on automobile, then positive electrode contact element 4, negative electrode contact element 5 is realized and vapour
The connection of power supply on vehicle.The positive electrode contact element 4, negative electrode contact element 5 are connected respectively with circuit board 2, realize circuit board 2 to USB
The power supply of interface module 3, power supply interface 200.The positive electrode contact element 4, negative electrode contact element 5 also respectively on voltage device plug connector 6
Anode connection terminal be connected with cathode connecting pin so that voltage device plug connector 6 can be also powered, then can be again in voltage device
Use is extended in one onboard charger of grafting so that voltage device plug connector 6 forms power extension mouth in plug connector 6.
Barrel shell 12 includes jacket casing 121, deduction cap 122 and 123 and second half-shell 124 of first half-shell for being capable of mutual pairing,
In the present embodiment, after 123 and second half-shell 124 of first half-shell is to being combined, inside is formed with installation cavity, and outer wall is in cylinder
Shape.Jacket casing 121, which then matches, to be set in outside 123 and second half-shell 124 of first half-shell of mutual pairing, and deduction cap 122 be located in mutually
The end of 123 and second half-shell 124 of first half-shell of pairing is respectively arranged in 123 and second half-shell 124 of first half-shell for button
The card slot of 122 snapping of cap is provided with buckle in deduction cap 122 corresponding to each card slot, and deduction cap 122 is then from first half-shell 123, the second half
The end of shell 124 is connected, and offer confession in deduction cap 122 by buckle with first half-shell 123, the second half-shell 124 respectively
Sliding part 13 by aperture 1221.
Sliding part 13 can be combined to form along 123 and second half-shell 124 of first half-shell that is arranged on of barrel shell 12 axially slidably
Have in installation cavity body.Under normality, the end stretching of sliding part 13 is external in installation cavity.The outer end of sliding part 13 offers trepanning
131, positive electrode contact element 4 is embedded in trepanning 131 and the aperture 41 that broken window needle 7 can be supplied to pass through is offered in positive electrode contact element 4.
Negative electrode contact element 5 includes two contact blocks 51 and the connect band 52 being connected electrically between two contact blocks 51, connect band
52 are arranged in 123 and second half-shell 124 of first half-shell of pairing, and confession is opened up respectively in 123 and second half-shell 124 of first half-shell
The notch 1234 that contact block 51 is embedded in offers through-hole 1211 on jacket casing 121 respectively corresponding to two contact blocks 51, two contact blocks 51
Outer surface protrudes from the outer surface of jacket casing 121.
Broken window needle 7 is arranged on 123 and second half-shell 124 of first half-shell and has been combined to form in installation cavity body.Broken 7 inner end of window needle
Limiting in one week is convexly equipped on the periphery in portion along 71, breaks and is convexly equipped with one week boss 72 on the periphery of 7 outer end of window needle, break window needle 7
Inner end is threaded through by limiting along the limiting of 71 energy activities in the bottom of barrel shell 12.Specially：The internal perisporium of the inner end of barrel shell 12
On be provided with axis and 12 axis of barrel shell there is the annular groove 120 of angle, be embedded with limiting plate 100, limiting plate 100 in annular groove 120
On offer U-shaped hole 101, the bottom of barrel shell 12 offers U-shaped opening 1200, and broken window needle 7 is each passed through U-shaped hole 101 and opens
Mouthfuls 1200 and by limiting along 71 activity limitings in the bottom of barrel shell 12.
The first spring 8 is arranged with outside broken window needle 7, the both ends of the first spring 8 are against the bottom of barrel shell 12 and boss 72 respectively
Between, second spring 9 is arranged with outside the first spring 8, the both ends of second spring 9 are against the inner face and barrel shell of sliding part 13 respectively
Between 12 bottom.It is provided on the inner wall at 12 middle part of barrel shell and is oriented to the guide table 1201 that broken window needle 7 moves, in guide table 1201
With inclined guide surface, guide surface is gradually drawn close from extreme direction in the phase of outer end to the central axis direction of barrel shell 12.
Since the axis of annular groove 120 and the axis of barrel shell 12 have angle, then under normal conditions, broken window needle 7 is obliquely placed
In barrel shell 12, the outer end of broken window needle 7 is withstood on the side wall of barrel shell 12, i.e., the axis of broken window needle 7 and the axis of barrel shell 12 it
Between there is angle, meanwhile, the first spring 8 is also at nature, and broken window needle 7 can not go out the aperture 41 in positive electrode contact element 4.
Broken window needle 7 needs in use, the electrode contact element of vehicle-mounted USB charger is against on vehicle window, firmly to press so that sliding
Moving part 13 gradually reduces along 12 axis slid inward of barrel shell, second spring 9.With 13 continuous slid inward of sliding part, broken window is oppressed
Needle 7 also moves inward, and the first spring 8 is also increasingly compressed by.After the outer end of broken window needle 7 reaches guide table 1201, window needle 7 is broken
Angle between the axis of central axis and barrel shell 12 starts to be gradually reduced, while the decrement of the first spring 8 constantly increases, then
The storage power of first spring 8 gradually increases.When broken window needle 7 is after guide table 1201, then the central axis and barrel shell of window needle 7 are broken
12nd, the axis of the aperture 41 in positive electrode contact element 4 overlaps, and at this time under the pressure of the first spring 8, the outer end for breaking window needle 7 is fast
Aperture 41 that speed is gone out in positive electrode contact element 4 and beat on glass for vehicle window, so as to fulfill the fragmentation procedure to vehicle glass.
Since vehicle-mounted USB charger usually uses on the cigar lighter near driver, it is therefore desirable to during broken window operation, make
User can take easily and fast, and without repeatedly firmly impacting, very easy to use.
Claims (8)
1. a kind of vehicle-mounted USB charger, including housing (1), the circuit board (2) being arranged in the housing (1) is embedded described
USB interface component (3) in housing (1), the housing (1) have the plug division being inserted into power interface, the grafting
The end in portion is embedded with positive electrode contact element (4), and negative electrode contact element (5), the positive electrode are embedded on the side wall of the plug division
Contact element (4), negative electrode contact element (5), USB interface component (3) are electrically connected respectively with circuit board (2), it is characterised in that：The housing
(1) voltage device plug connector (6) is also embedded in, the voltage device plug connector (6) is formed on the surface of the housing (1) and institute
State the power interface that plug division matches, positive electrode contact element (4), negative electrode contact element (5) also respectively with the voltage device plug connector
(6) it is electrically connected.
2. vehicle-mounted USB charger according to claim 1, it is characterised in that：It is additionally provided with and can stretch out in the housing (1)
The broken window needle (7) of the housing (1).
3. vehicle-mounted USB charger according to claim 2, it is characterised in that：The housing (1) includes base enclosure (11), company
The barrel shell (12) being connected in the base enclosure (11) and the sliding part (13) being movably socketed in the barrel shell (12), it is described
Barrel shell (12) then forms the plug division；
The outer end of the sliding part (13) offers trepanning (131), and the positive electrode contact element (4) is embedded in the trepanning
(131) aperture (41) that the broken window needle (7) can be supplied to pass through is offered in and on the positive electrode contact element (4)；
Limiting in one week is convexly equipped on the periphery of broken window needle (7) inner end along (71), the periphery of broken window needle (7) outer end
On be convexly equipped with one week boss (72), the inner end of the broken window needle (7) by the limiting along (71) can the limiting of activity be threaded through
In the bottom of the barrel shell (12)；
The first spring (8) is arranged with outside the broken window needle (7), the both ends of first spring (8) are against the barrel shell respectively
(12) between bottom and boss (72), second spring (9) is arranged with outside first spring (8), the second spring (9)
Both ends are against respectively between the inner face of the sliding part (13) and the bottom of the barrel shell (12).
4. vehicle-mounted USB charger according to claim 3, it is characterised in that：The internal perisporium of the inner end of the barrel shell (12)
On be provided with axis and barrel shell (12) axis there is the annular groove (120) of angle, is embedded with limiting plate in the annular groove (120)
(100), U-shaped hole (101) is offered on the limiting plate (100), the bottom of the barrel shell (12) offers U-shaped opening
(1200), the broken window needle (7) is each passed through the U-shaped hole (101) and opening (1200) and is lived by the limiting along (71)
Dynamic limiting is in the bottom of the barrel shell (12).
5. vehicle-mounted USB charger according to claim 3, it is characterised in that：It is set on inner wall in the middle part of the barrel shell (12)
It is equipped with and is oriented to the mobile guide table (1201) of the broken window needle (7), there is inclined guide surface, institute on the guide table (1201)
Guide surface is stated gradually to draw close to the central axis direction of barrel shell (12) from extreme direction in the phase of outer end.
6. according to the vehicle-mounted USB charger described in claim 3 or 4 or 5, it is characterised in that：The barrel shell (12) is including jacket casing
(121), deduction cap (122) and can the mutually first half-shell (123) of pairing and the second half-shell (124), jacket casing (121) set
Be located at mutual pairing first half-shell (123) and the second half-shell (124) outside, the deduction cap (122) be located in the of mutual pairing
The end of one half-shell (123) and the second half-shell (124) is simultaneously connected with the first half-shell (123), the second half-shell (124), institute
State offered in deduction cap (122) for the sliding part (13) by aperture (1221).
7. vehicle-mounted USB charger according to claim 6, it is characterised in that：The negative electrode contact element (5) is touched including two
Block (51) and the connect band (52) being connected electrically between two contact blocks (51), the connect band (52) are arranged on the first of pairing
In half-shell (123) and the second half-shell (124), opened up respectively for contact block in the first half-shell (123) and the second half-shell (124)
(51) embedded notch (1234) offers through-hole (1211) on the jacket casing (121) respectively corresponding to two contact blocks (51), and two
The outer surface of a contact block (51) protrudes from the outer surface of the jacket casing (121).
8. vehicle-mounted USB charger according to claim 1, it is characterised in that：At least one is also embedded in the housing (1)
A power supply interface (200) that can be connected with the power cord of electronic equipment, the power supply interface (200) and the circuit board (2)
Electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721440358.1U CN207588483U (en) | 2017-11-01 | 2017-11-01 | A kind of vehicle-mounted USB charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721440358.1U CN207588483U (en) | 2017-11-01 | 2017-11-01 | A kind of vehicle-mounted USB charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207588483U true CN207588483U (en) | 2018-07-06 |
Family
ID=62730428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721440358.1U Active CN207588483U (en) | 2017-11-01 | 2017-11-01 | A kind of vehicle-mounted USB charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207588483U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877466A (en) * | 2017-04-28 | 2017-06-20 | 中山市壹辉财税服务有限公司 | Can switch on-vehicle charger of socket mode |
| CN110534950A (en) * | 2019-09-11 | 2019-12-03 | 广东法波德机器人科技有限公司 | A kind of electrode guide frame, electronic device and vehicle |
| WO2021088834A1 (en) * | 2019-11-05 | 2021-05-14 | 新嘉数码电子(深圳)有限公司 | Vehicle-mounted charger capable of placing earphone case |
-
2017
- 2017-11-01 CN CN201721440358.1U patent/CN207588483U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877466A (en) * | 2017-04-28 | 2017-06-20 | 中山市壹辉财税服务有限公司 | Can switch on-vehicle charger of socket mode |
| CN110534950A (en) * | 2019-09-11 | 2019-12-03 | 广东法波德机器人科技有限公司 | A kind of electrode guide frame, electronic device and vehicle |
| WO2021088834A1 (en) * | 2019-11-05 | 2021-05-14 | 新嘉数码电子(深圳)有限公司 | Vehicle-mounted charger capable of placing earphone case |
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