CN206412796U - A kind of onboard charger - Google Patents
A kind of onboard charger Download PDFInfo
- Publication number
- CN206412796U CN206412796U CN201621453896.XU CN201621453896U CN206412796U CN 206412796 U CN206412796 U CN 206412796U CN 201621453896 U CN201621453896 U CN 201621453896U CN 206412796 U CN206412796 U CN 206412796U
- Authority
- CN
- China
- Prior art keywords
- shell
- onboard charger
- elastic arm
- mainboard
- sides
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of onboard charger, solve that charger case sealing effectiveness is bad, parts are more, assemble cumbersome technical problem.The onboard charger includes shell, circuit main board is provided with the shell, the shell both sides and bottom are provided with preformed hole, negative pole shell fragment is provided with the shell, the negative pole shell fragment includes base, and base both sides are provided with elastic arm, the elastic arm is located at the both sides of the mainboard, bulge type projection is provided with the outside of the elastic arm, the raised preformed hole from shell both sides stretches out, the negative pole of the in-car power circuit of connection；The base, elastic arm and raised integrated punching shaping.The utility model simplifies shell mechanism, improves the sealing of shell, while simplifying assembling process.
Description
Technical field
The utility model is related to a kind of onboard charger, and power supply can be provided by being inserted into automobile, be inserted into and for example lit a cigarette
The position of device.
Background technology
As shown in Figure 1, Figure 2, Figure 3 shows, negative pole design uses punching press shell fragment, negative pole to the structure of onboard charger in the prior art
Shell fragment 3 and cable 9 are welded direct on mainboard 2, and mainboard 2 is assembled on lower casing 7, and then upper casing 1 and lower casing 7 are fitted together,
After rosette 4 is assembled, bolt 5 is screwed on, top cover 8 is assembled.Negative pole shell fragment 3 is two panels shell fragment, as shown in figure 4, every shell fragment is by gold
Category band bending is constituted, and outside forms the bending of a convex, is stretched out from shell preformed hole, connects the negative of in-car power circuit
Pole.
The type product has the following disadvantages：
The bending of the convex of negative pole shell fragment 3 and shell reserve hole location gap greatly, are easily accessible dust.
The connection of product all parts coordinates bad, and outward appearance is irregular.
Lower casing assembling is present compared with big gap 10 on product, is easily accessible dust.
Negative pole shell fragment 3 is first welded to mainboard 2 and assembled again, and assembly difficulty is big, easily causes negative pole bullet in assembling process
Piece 3 departs from above mainboard 2, causes failure.
Parts are more, and installation step is more, and cost of goods manufactured is high, complicated.
Due to there is drawbacks described above, onboard charger manufacturing cost of the prior art is high, and electrical connection properties are unstable, make
It is also shorter with the life-span.
Utility model content
In view of problems of the prior art, the utility model provides a kind of onboard charger, using integral type outside
Shell and integral type negative pole shell fragment, simplify shell mechanism, improve the sealing of shell, while simplifying assembling process.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
Circuit main board is provided with a kind of onboard charger, including shell, the shell, the shell both sides and bottom are set
It is equipped with preformed hole, the shell and is provided with negative pole shell fragment, the negative pole shell fragment includes base, base both sides is provided with elastic arm,
The elastic arm, which is located on the outside of the both sides of the mainboard, the elastic arm, is provided with bulge type projection, described raised from shell both sides
Preformed hole stretches out, the negative pole of the in-car power circuit of connection；The base, elastic arm and raised integrated punching shaping.
Further, the raised width is less than the width of the elastic arm, and the width of the elastic arm is more than the shell two
The width of side preformed hole；The convex top and two ends are arc-shaped, and the preformed hole of the shell both sides is Long Circle hole, is fitted
Assigned in the projection.
Further, the shell is integrated injection and is made, and top open part is provided with top cover, the top cover and the shell
Clamping is combined；The outer casing bottom carries and is provided with preformed hole in the middle part of bottom plate, the bottom plate.
Further, it is reserved with the base below open-work, the mainboard and is connected with positive terminal, the positive terminal is worn
The open-work is crossed, is stretched out from the preformed hole of the outer casing bottom.
Further, contact chip is provided with the mainboard, the elastic arm of the negative pole shell fragment connects after being pressurized with the contact chip
Connection is touched, connection is disconnected when not being pressurized；The elastic arm of the negative pole shell fragment is provided with reinforcement bending with the base junction, described
Base edge is provided with upward bending edges, the base formation groove-like.
Further, cable, the cable external connection charging equipment are welded with the mainboard.
Further, the shell is in horn-like, and loudspeaker openend is located at the cover top portion, the loudspeaker open end side wall
On be provided with and tilt overhanging access port, the cable enters the shell from the access port and electrically connects the mainboard.
Further, sealing plug is provided with the access port, the cable enters the shell, institute through the sealing plug
State and be tightly connected between cable outer wall and the sealing plug；The shape of the sealing plug and the access port are adapted, the envelope
Mouth plug and access port clamping combination, prevent the sealing plug from being drawn out the access port.
Further, LED light is installed on the mainboard, light is appeared from the top cover.
Further, the positive terminal is cylinder, and upper end carries flange, and lower end is spherical.
There is advantages below using the utility model onboard charger of above-mentioned technical proposal：
The housing of the utility model onboard charger uses monolithic construction, it is not necessary to assemble, seamless, good airproof performance,
Product design is regular, attractive in appearance, and globality is strong.
The negative pole shell fragment of the utility model onboard charger is more matched using convex closure formula punching structure and charger profile,
Good appearance, and shell are posted, and gap is small, it is not easy to enter sand and dust.
Parts are few in the utility model onboard charger, and assembling is simple, manufacturing cost reduction.
Negative pole shell fragment need not be welded with mainboard in the utility model onboard charger, simplify packaging technology, in assembling
During will not occur because negative pole shell fragment be squeezed with mainboard depart from cause circuit malfunction the problem of.
The electrical connection properties of the utility model onboard charger are stable, extend service life.
Brief description of the drawings
Fig. 1 is the front view of onboard charger in the prior art；
Fig. 2 is the left view of onboard charger in the prior art；
Fig. 3 is the exploded view of onboard charger in the prior art；
Fig. 4 is the stereogram that onboard charger uses shell fragment in the prior art；
Fig. 5 is the stereogram that the utility model onboard charger uses shell fragment；
Fig. 6 is the exploded view of the utility model onboard charger；
Fig. 7 is the stereogram (shell is free of in figure) of the utility model onboard charger；
Fig. 8 is the front view of the utility model onboard charger；
Fig. 9 is the left view of the utility model onboard charger；
Figure 10 is the stereogram that the utility model onboard charger uses shell；
Figure 11 is that the utility model onboard charger uses the stereogram of sealing plug (to be inserted in figure on sealing plug wired
Cable).
In figure：1. upper casing；2. mainboard；2-1. contact chip；2-2. indicator lamp；3. negative pole shell fragment；4. rosette；5. bolt；
6. positive terminal；7. lower casing；8. top cover；9. cable；10. gap；11. negative pole shell fragment；11-1. elastic arms；11-2. is raised；11-3.
Base；11-4. strengthen bending；12. shell；12-1. preformed holes；12-2. access ports；12-3. sealing plugs.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type embodiment is described in further detail.
Embodiment 1
Such as Fig. 5, Fig. 6, Fig. 7 show one of the utility model embodiment, in this embodiment, a kind of onboard charger,
Including shell 12, circuit main board 2 is provided with shell 12, the both sides of shell 12 and bottom are provided with preformed hole, shell 12 and set
There is negative pole shell fragment 11, negative pole shell fragment 11 includes base 11-3, and base 11-3 both sides are provided with elastic arm 11-1, and elastic arm 11-1 is located at master
Bulge type projection 11-2, raised 11-2 are provided with the outside of the both sides of plate 2, elastic arm 11-1 to stretch from the preformed hole 12-1 of the both sides of shell 12
Go out, the negative pole of the in-car power circuit of connection.
In this embodiment, base 11-3, elastic arm 11-1 and the shaping of projection 11-2 integrated punchings.As shown in figure 5, base
The elastic arm 11-1 of 11-3 both sides is parallel, is vertical relation with base 11-3.Base 11-3 edges are additionally provided with upward folding
Crimp, base 11-3 formation groove-like, conveniently fixes mainboard 2, prevents mainboard 2 from rotating.
At the top of bulge type projection 11-2 and two ends are circular arc, outside rounder and more smooth, are passed through on elastic arm 11-1
What the mode of stamped recess was made.The both sides preformed hole 12-1 of shell 12 shape is the hole of Long Circle, adapts to raised 11-2, long
Circular preformed hole 12-1 is also beneficial to improve sealing herein.
As shown in figure 5, projection 11-2 width is less than elastic arm 11-1 width, elastic arm 11-1 width is more than 12 liang of shell
The width of side preformed hole.Edge is also left in raised 11-2 both sides, so, when raised 11-2 is from the preformed hole of the both sides of shell 12
When 12-1 stretches out, the edge of raised 11-2 both sides can shelter from the gap between preformed hole 12-1 and projection 11-2, so close
Envelope property is relatively good.
Shell 12 is integrated injection and is made, and further increases housing seal, also simplify assembling process.Open top
Place is provided with top cover 8, top cover 8 and the clamping of shell 12 combination.The bottom of shell 12 carries and is provided with preformed hole in the middle part of bottom plate, bottom plate.
As shown in Figure 10, shell 12 is in horn-like, and loudspeaker openend, which is located on the top of shell 12, loudspeaker open end side wall, to be set
It is equipped with and tilts overhanging access port 12-2, cable 9 enters shell 12 from access port 12-2 and electrically connects mainboard 2.
As shown in figure 11, sealing plug 12-3 is provided with access port 12-2, cable 9 enters shell through sealing plug 12-3
12, it is tightly connected, can be tightly connected using mode for dispensing glue between the outer wall of cable 9 and sealing plug 12-3.Sealing plug 12-3's
Shape and access port 12-2 are adapted, sealing plug 12-3 and access port 12-2 clampings combination, are prevented sealing plug 12-3 from being drawn out and are connect
Entrance 12-2.
After sealing plug 12-3 is installed in access port 12-2, sealing plug 12-3 tops are flushed with the top of shell 12,
The installation of top cover 8 is not influenceed, and can keep ensureing capping effect of the top cover 8 to shell 12.
As shown in Figure 5, Figure 7, open-work is reserved with base 11-3, the lower section of mainboard 2 is connected with positive terminal 6, positive terminal 6
Through the open-work, stretched out from the preformed hole of the bottom of shell 12.
As shown in fig. 7, contact chip 2-1 is provided with mainboard 2, with contact chip 2- after the elastic arm 11-1 compressions of negative pole shell fragment 11
1 contact connection, disconnects connection, improves security when not being pressurized.After onboard charger is inserted in in-car cigar lighter, negative pole
The compressive deformation of shell fragment 11, realizes circuit communication.
Cable 9, the external connection charging equipment of cable 9 are welded with mainboard 2.
LED light 2-2 is installed on mainboard 2, light is appeared from top cover 8.
As shown in fig. 6, positive terminal 6 is cylinder, upper end carries flange, and lower end is spherical.The upper end of positive terminal 6 is carried
Flange, will not be dropped out from the preformed hole of the bottom of shell 12.
Onboard charger assembling process in the present embodiment is as described below：
Negative pole shell fragment is installed first into shell；
Secondly positive terminal is installed in shell, stretched out from the open-work of outer casing bottom；
Then cable and mainboard are welded, mainboard is installed in shell；
Top cover is finally installed to cover top portion, assembling is completed.
After onboard charger assembling in the present embodiment as shown in Figure 8, Figure 9.
It was found from assembling process, because negative pole shell fragment need not be welded with mainboard in onboard charger, negative pole bullet is first installed
Piece, secondly installs mainboard, will not occur in an assembling process because negative pole shell fragment, which is squeezed to depart from mainboard, causes circuit malfunction
The problem of.
Embodiment 2
In this embodiment, elastic arm 11-1 and base the 11-3 junction of base 11-3 both sides are provided with reinforcement bending 11-
4, as shown in figure 5, the bending can improve elastic arm 11-1 elasticity, when elastic arm 11-1 is not pressurized can quickly with mainboard 2
Contact chip 2-1 disconnect connection.
Other structures in the present embodiment are in the same manner as in Example 1, and description is not repeated herein.
Preferred embodiment of the present utility model is these are only, protection domain of the present utility model is not intended to limit.
All any modification, equivalent substitution and improvements made within spirit of the present utility model and principle etc., are all contained in this practicality new
In the protection domain of type.
Claims (10)
1. being provided with circuit main board in a kind of onboard charger, including shell, the shell, the shell both sides and bottom are set
There is preformed hole, it is characterised in that negative pole shell fragment is provided with the shell, the negative pole shell fragment includes base, and base both sides are set
Elastic arm is equipped with, the elastic arm, which is located on the outside of the both sides of the mainboard, the elastic arm, is provided with bulge type projection, described raised from outer
The preformed hole of shell both sides stretches out, the negative pole of the in-car power circuit of connection；The base, elastic arm and raised integrated punching shaping.
2. onboard charger according to claim 1, it is characterised in that the raised width is less than the width of the elastic arm
Degree, the width of the elastic arm is more than the width of shell both sides preformed hole；The convex top and two ends are arc-shaped, institute
The preformed hole for stating shell both sides is Long Circle hole, adapts to the projection.
3. onboard charger according to claim 1, it is characterised in that the shell is integrated injection and is made, and top is opened
Top cover, the top cover and shell clamping combination are provided with mouthful；The outer casing bottom is carried to be set in the middle part of bottom plate, the bottom plate
It is equipped with preformed hole.
4. onboard charger according to claim 3, it is characterised in that open-work, the mainboard are reserved with the base
Lower section is connected with positive terminal, and the positive terminal passes through the open-work, is stretched out from the preformed hole of the outer casing bottom.
5. onboard charger according to claim 1, it is characterised in that contact chip is provided with the mainboard, described negative
The elastic arm of pole shell fragment contacts connection after being pressurized with the contact chip, and connection is disconnected when not being pressurized；The elastic arm of the negative pole shell fragment with
The base junction is provided with reinforcement bending, and the base edge is provided with upward bending edges, the base formation groove
Shape.
6. onboard charger according to claim 1, it is characterised in that cable, the cable are welded with the mainboard
External connection charging equipment.
7. onboard charger according to claim 6, it is characterised in that the shell is in horn-like, loudspeaker openend position
Overhanging access port is tilted in being provided with the cover top portion, the loudspeaker open end side wall, the cable is from the access
Mouth enters the shell and electrically connects the mainboard.
8. onboard charger according to claim 7, it is characterised in that sealing plug is provided with the access port, described
Cable enters the shell through the sealing plug, is tightly connected between the cable outer wall and the sealing plug；The sealing
The shape of plug and the access port are adapted, the sealing plug and access port clamping combination, prevent the sealing plug from being drawn
Go out the access port.
9. onboard charger according to claim 3, it is characterised in that be provided with LED light on the mainboard, from institute
State top cover and appear light.
10. onboard charger according to claim 4, it is characterised in that the positive terminal is cylinder, and upper end is carried
Flange, lower end is spherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621453896.XU CN206412796U (en) | 2016-12-27 | 2016-12-27 | A kind of onboard charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621453896.XU CN206412796U (en) | 2016-12-27 | 2016-12-27 | A kind of onboard charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206412796U true CN206412796U (en) | 2017-08-15 |
Family
ID=59553268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621453896.XU Withdrawn - After Issue CN206412796U (en) | 2016-12-27 | 2016-12-27 | A kind of onboard charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206412796U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786911A (en) * | 2016-12-27 | 2017-05-31 | 歌尔科技有限公司 | A kind of onboard charger |
| JP2020095942A (en) * | 2018-11-30 | 2020-06-18 | モレックス エルエルシー | connector |
| US10992092B2 (en) | 2018-11-30 | 2021-04-27 | Molex, Llc | Connector that connects to electric wires and to other connectors |
| US11024990B2 (en) | 2018-11-30 | 2021-06-01 | Molex, Llc | Connector assembly for connecting multiple cables to electrical device |
| USD922330S1 (en) | 2019-03-26 | 2021-06-15 | Molex, Llc | Connector |
| USD953990S1 (en) | 2019-03-26 | 2022-06-07 | Molex, Llc | Connector |
| USD953989S1 (en) | 2019-03-26 | 2022-06-07 | Molex, Llc | Connector |
-
2016
- 2016-12-27 CN CN201621453896.XU patent/CN206412796U/en not_active Withdrawn - After Issue
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786911A (en) * | 2016-12-27 | 2017-05-31 | 歌尔科技有限公司 | A kind of onboard charger |
| CN106786911B (en) * | 2016-12-27 | 2023-09-15 | 歌尔科技有限公司 | Vehicle-mounted charger |
| US11024990B2 (en) | 2018-11-30 | 2021-06-01 | Molex, Llc | Connector assembly for connecting multiple cables to electrical device |
| CN111342314A (en) * | 2018-11-30 | 2020-06-26 | 莫列斯有限公司 | Connector with a locking member |
| US10992070B2 (en) | 2018-11-30 | 2021-04-27 | Molex, Llc | Connector that connects to electric wires and to other connectors |
| US10992092B2 (en) | 2018-11-30 | 2021-04-27 | Molex, Llc | Connector that connects to electric wires and to other connectors |
| JP2020095944A (en) * | 2018-11-30 | 2020-06-18 | モレックス エルエルシー | connector |
| JP7340400B2 (en) | 2018-11-30 | 2023-09-07 | モレックス エルエルシー | connector |
| JP2020095942A (en) * | 2018-11-30 | 2020-06-18 | モレックス エルエルシー | connector |
| JP7388864B2 (en) | 2018-11-30 | 2023-11-29 | モレックス エルエルシー | connector |
| USD922330S1 (en) | 2019-03-26 | 2021-06-15 | Molex, Llc | Connector |
| USD953990S1 (en) | 2019-03-26 | 2022-06-07 | Molex, Llc | Connector |
| USD953989S1 (en) | 2019-03-26 | 2022-06-07 | Molex, Llc | Connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170815 Effective date of abandoning: 20230915 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170815 Effective date of abandoning: 20230915 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |