CN206183823U - Vehicle -mounted charger - Google Patents

Abstract

The utility model provides a vehicle -mounted charger, including a power switching over subassembly and connected USB subassembly, vehicle -mounted charger further includes a tup main part, the tup main part set up in the power switching over subassembly is kept away from the other end of USB subassembly, the tup main part further includes hammer tip and conical head, hammer tip part accept in in the conical head, hammer tip with the connection can be dismantled to the conical head. The utility model provides a vehicle -mounted charger can be convenient for carry out quick replacement to impaired hammer tip, thus the extension vehicle -mounted charger's life and assurance the window effect is pounded the critical moment to vehicle -mounted charger.

Description

A kind of onboard charger

【Technical field】

The utility model is related to technical field of automobile, especially a kind of onboard charger.

【Background technology】

With the quick popularization of automobile and mobile phone, the style and quantity of onboard charger are also more and more, many vehicle-mounted to fill Electrical equipment is integrated with the functions such as safety hammer or illumination, realizes function All-in-One.This charger with safety hammer, usually main Function is onboard charger, in order that its good appearance and being easy to use in the car, it is smaller that this kind of product typically all makes It is skilful thin, therefore, the tup rigidity deficiency and insufficient strength of safety hammer in charger, in practical application, cannot often smash The safety glass of automobile.

Additionally, existing charger is in use, there is collision due to plugging repeatedly during operation or use, The safety hammer part of the charger abrasion is occurred, and cannot play a part of quickly to pound window in clutch, and extend The escape time of user.It would therefore be highly desirable to provide a kind of new onboard charger with safety hammer.

【Utility model content】

To overcome the flimsy problem of existing tup, the utility model provides a kind of simple structure, practical vehicle-mounted Charger.

The utility model is as follows for solution above-mentioned technical problem provides a technical scheme：A kind of onboard charger, it includes One Power Transfer Unit and connected USB component, the onboard charger further include a tup main body, the tup Main body is arranged at the other end of the Power Transfer Unit away from the USB component, and the tup main body further includes toe With conehead, the toe is partially housed in the conehead, and the toe is detachably connected with the conehead.

Preferably, connected with helicitic texture between the toe and the conehead；Or between the toe and the conehead Connected by screwing fastening structure；Or connected by interference fit between the toe and the conehead.

Preferably, the conehead includes two ends, and the one end away from Power Transfer Unit opens up storage tank, the toe part It is contained in the storage tank.

Preferably, the toe is coaxially disposed with the conehead；The external diameter size of the toe is 0.01mm-5mm, described The external diameter size of conehead is 2mm-20mm.

Preferably, the toe includes a cone substantially, the angular range of the cone angle of the cone for 30 °- 85°；Angled setting between the outer surface of the conehead that the cone shape is in contact with it into the bus of cone angle, the angle Scope is 100 ° -160 °.

Preferably, the toe is metal alloy compositions of the Mohs' hardness more than 6, and the toe hardness is than conehead hardness Greatly.

Preferably, the onboard charger further includes separator and conduction element, and the separator is arranged at the electricity Between source transition components and the tup main body；The separator offers the mounting hole through separator；The conduction element leads to The mounting hole is crossed through the separator and electrically conduct the tup main body and the Power Transfer Unit.

Preferably, the conehead is connection end near one end of the Power Transfer Unit, and the conehead passes through the company End is connect to be detachably connected with the mounting hole.

Preferably, the conehead connection end outside opens up annular groove, is convexly equipped with and ring on the separator mounting hole inwall The buckle that shape groove coordinates；Or the separator mounting hole inwall opens up annular groove, be convexly equipped with the outer wall of the conehead connection end with The buckle that annular groove coordinates；The width of the buckle is less than the annular groove height.

Preferably, the onboard charger further includes conduction element, and the conduction element is through the conehead and electrically leads Lead to the Power Transfer Unit and the toe.

Compared with prior art, onboard charger provided by the utility model has the following advantages：

In onboard charger provided by the utility model, the toe is detachably connected with the conehead, can be easy to Toe to being damaged carries out quick-replaceable, so as to extend the service life of the onboard charger and ensure the onboard charger Window effect is pounded in clutch.

【Brief description of the drawings】

Fig. 1 is the dimensional structure diagram of onboard charger provided by the utility model.

Fig. 2 is the exploded perspective view of onboard charger shown in Fig. 1.

Fig. 3 A are generalized section of the onboard charger described in Fig. 1 along A-A directions.

Fig. 3 B are the generalized sections of onboard charger other embodiment shown in Fig. 3 A.

Fig. 3 C are enlarged diagrams at E shown in Fig. 3 B.

Fig. 4 A are enlarged diagrams at the B of onboard charger described in Fig. 3 A

Fig. 4 B are that the connection end shown in Fig. 4 A is illustrated with the amplification of another embodiment of the installation hole connection structure Figure.

Fig. 5 is the cross-sectional view of tup main body in onboard charger shown in Fig. 1.

Fig. 6 is the enlarged diagram of the first variant embodiment of structure shown in C in onboard charger described in Fig. 3 A.

Fig. 7 is the enlarged diagram of the second variant embodiment in onboard charger described in Fig. 6.

Fig. 8 is the enlarged diagram of the 3rd variant embodiment in onboard charger described in Fig. 6.

【Specific embodiment】

In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and implementation Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only used to solve The utility model is released, is not used to limit the utility model.

Fig. 1 is referred to, first embodiment of the invention provides a kind of onboard charger 10, and the onboard charger 10 includes hammer Head main body 11 and the charger body 12 being connected with the tup main body 11.Wherein, the partial receipt of tup main body 11 Within the charger body 12.

Incorporated by reference to Fig. 2 and Fig. 3 A, in the utility model, the charger body 12 include a Power Transfer Unit 121, An at least shell fragment 122, a conduction element 123, a USB component 124 and a shell 125.The Power Transfer Unit 121 respectively with institute Shell fragment 122, the conduction element 123 and the USB component 124 is stated to connect and be electrically connected with conducting.The tup main body 11 is set In the Power Transfer Unit 121 away from the USB component the other end.

Wherein, the shell 125 is a hollow cavity, and the Power Transfer Unit 121 is housed with the USB component 124 In the hollow cavity, the shell fragment 122 is partially housed in the hollow cavity with the conduction element 123.The shell fragment The shell 125 is run through in 122 parts, and can be connected with the negative pole of cigar lighter.The shell is stretched out in the part of the conduction element 123 125 one end that component 121 is changed near power supply dress is housed, to be connected with the tup main body 11.The USB component 124 is used for An electric energy output port is provided to device to be charged.

In some embodiments of the present utility model, the quantity of the shell fragment 122 is two, the surface pair of the shell 125 Title opens up the table that two through hole is partly passed from the two through hole of shell 125 and protrudes the shell 125 respectively for the shell fragment 122 Face.

Continuing with Fig. 2 and Fig. 3 A are combined, the tup main body 11 further includes a toe 111 and a conehead 112, described Toe 111 is partially housed in the conehead 112, is to be detachably connected between the toe 111 and the conehead 112.Wherein, The conehead 112 includes two ends, and the one end away from the Power Transfer Unit 121 offers a storage tank along wherein axis direction 113, the toe 111 can be partially housed in the storage tank 113.The conehead 112 is near the Power Transfer Unit 121 One end, namely one end relative with storage tank 113 is opened up is a connection end 114.

In the utility model some preferred embodiments, the toe 111 is coaxially disposed with the conehead 112；It is described The external diameter size of toe 111 is 0.01mm-5mm, and more preferably, the external diameter size of the toe 111 is 0.01mm-3mm, more enters one Step ground, the external diameter size of the toe 111 is 0.01mm-2mm.The external diameter size of the conehead 112 is 2mm-20mm, preferably Ground, the external diameter size of the conehead 112 is 2mm-18mm, and further, the external diameter size of the conehead 112 is 2mm- 18mm.The utility model some preferably in embodiment, the external diameter of the internal diameter less than the toe 111 of the storage tank 113, The toe 111 can be put by impacted process pressure and is embedded in the storage tank 113, and impacted process can make the toe Strong bonded between 111 and the conehead 112.

Please continue to refer to Fig. 3 A, in the utility model some embodiments, the tup main body 11 and the charger master Can directly by snapping connection between body 12, threaded connection etc. is detachably connected mode.Further, the conduction element 123 Power Transfer Unit 121 in the tup main body 11 that electrically conducts and the charger body 12.

Specifically, herein and conduction element as described below 123 can be elastic construction, it concretely but is not only restricted to such as metal Spring, metal clips etc..

Fig. 3 B- Fig. 3 C are referred to, in the utility model some embodiments, the tup main body 11 and the charger master Can directly by snapping connection between body 12, being provided with the onboard charger 10 can make the conduction element 123 pass through the cone First 112 and the electrically conduct Power Transfer Unit 121 and the structure of the toe 111：As shown in Figure 3 B, the conehead One end in 112 away from the storage tank 113 offers a connectivity structure 107.The connectivity structure 107 can house the conducting Part 123 and for the conduction element 123 provides support, is further provided with an electric connection line in the connectivity structure 107, makes described Conduction element 123 directly can electrically conduct with the toe 111, the Power Transfer Unit 121.The connectivity structure 107 is not only The conduction element 123 can be made to electrically conduct the toe 111, and the storage tank 113 can be made to keep providing the toe 111 Support and pound window effect without influence the onboard charger 10.In the utility model, can also be enforceable using other Technical scheme, herein not as restriction of the present utility model.

In these embodiments, it is seen then that the toe 111 can be touched separately as the positive electrode of the onboard charger 10 Head, and the conehead 112 is only the offer of the toe 111 support and fixation, and make the toe 111 with the shell It is electrically insulated between 125.Therefore, in these embodiments, the material to the conehead 112 has no special requirement, as described The material of conehead 112 has the engineering plastics of more excellent impact strength, such as may include but is not only restricted to：Polyamide, makrolon, Polyformaldehyde (match steel), Noryl and thermoplastic polyester etc..The material hardness of the conehead 112 is smaller than the toe 111 The hardness of selected material.

In some preferably embodiment, as shown in FIG. 3 C, the charger body 12 can also further include that one sets The support member 106 in the cavity of the shell 125 is put, the support member 106 can directly provide support, institute for the toe 111 The inwall that support member 106 is securable to the shell 125 is stated, so as to avoid the toe 111 in the vehicle-mounted charge 10 from existing Window process is pounded due to being deformed or being recessed by the larger reaction force of glass for vehicle window, more excellent window effect is pounded to obtain.

Please continue to refer to Fig. 2 and Fig. 3 A, in the utility model other preferably embodiment, the onboard charger 10 further include that a separator 13 is used to electrically isolate the shell 25 with the tup main body 11.The separator 13 is opened up There is the mounting hole 131 through the separator 13.

In certain embodiments, the conduction element 123 runs through the separator 13 by the mounting hole 131, to realize Electrically conducting between the tup main body 11 and the Power Transfer Unit 121.Further, the conehead 112 passes through It is detachably connected between the connection end 114 and the mounting hole 131.

Specifically, the mounting hole 131 matches with the appearance profile of the connection end 114.

Preferably, the separator 13 is provided with installed part 132 near one end of the charger body 12, it is preferable that institute Installed part 132 is stated for buckle-type installed part.It is appreciated that separator 13 also can by other means, such as with threaded connection side Formula, makes the separator 13 and the detachable connection of charger body 12.

In certain embodiments, the separator 13 may be disposed at the tup main body 11 and the charger body 12 it Between.In other embodiment, the separator 13 is arranged at the charger body 12 near the tup main body 11 Inner side.

As shown in Fig. 4 A and Fig. 4 B, the outside of the connection end of the conehead 112 114 opens up annular groove 109, it is described every The buckle 108 coordinated with the annular groove 109 is convexly equipped with the inwall of the mounting hole 131 of off member 13；Or the separator 13 The inwall of mounting hole 131 open up the ＇ of annular groove 109, be convexly equipped with and the annular groove on the outer wall of connection end 114 of the conehead 112 The ＇ of buckle 108 that 109 ＇ coordinate.

Further, the width of the buckle 108 (108 ＇) is less than the annular groove 109 (109 ＇) height.

The conduction element 123 runs through the separator 13 and tup main body 11 described in electrical communication and the Power convert group Part 121.When the conduction element 123 is elastic construction, the tup main body 11 phase with the state change of the conduction element 123 Moved along wherein axis direction for the charger body 12.Therefore in the swapping process of the onboard charger 10, by In the elastic construction of conduction element 123, its elastic force can keep tup main body 11 with electrically being led all the time between Power Transfer Unit 121 It is logical good.

Can also further avoid the onboard charger 10 in use, cause described vehicle-mounted due to automobile bumpiness Charger 10 is released with the power connection part of automobile cigarette lighter, causes the problem of electric energy loose contact.The separator 13 can Including but not limited to following material：Nylon, polyformaldehyde, polypropylene, polytetrafluoroethylene (PTFE), polysulfones, PEI, poly- inclined two PVF, PET, polyphenylene oxide, polyphenylene sulfide, chliorinated polyvinyl chloride, polybutylene terephthalate (PBT), The combination of one or more in makrolon, polyvinyl chloride, polybenzimidazoles, polyester bakelite etc..

In the utility model, it is provided with the embodiment of separator 13, the toe 111 and the conehead 112 Used as the positive electrode contact of the onboard charger 10, and the shell fragment 122 is then as the negative electrode of the onboard charger 10 Contact.The onboard charger 10 is inserted in lighting a cigarette for automobile by the toe 111 with the conehead 112, the shell fragment 122 Connected with automobile electrical network system in device socket, current loop is formed, so as to can be realized to mobile phone etc. by the USB component 124 Charging equipment is charged.

Refer to Fig. 5 and Fig. 6, the utility model some preferably in embodiment, the toe 111 includes being sequentially connected A canned paragraph 1101 and a hardness section 1102, the partial receipt of the canned paragraph 1101 or all be contained in the storage tank 113 It is interior.The shape of the cavity that the outline of the canned paragraph 1101 is formed with the storage tank 113 matches.The hardness section 1102 stretch out outside the storage tank 113.

In the utility model patent, window effect is pounded in order to obtain more excellent vehicle glass, the toe 111 it is described hard Degree section 1102 further includes a cone substantially, and the cone substantially can be coniform or be circular cone shape, described The shaft section of cone substantially, i.e., by circular cone axle interface two buses (or extended line of bus) between angle, Be defined as cone angle, the scope of the cone angle angle is less than 120 °, it is preferable that the scope of the cone angle angle be 30 °- 85 °, the scope of the cone angle angle is further 45 ° -80 °.Cone and automobile to be pounded in the hardness section 1102 substantially Vehicle window contact.It is appreciated that the canned paragraph 1101 can be integrally formed with hardness section 1102, it is also possible to separate assembling Form.

In order that the toe 111 has more excellent support effect, the bus of the cone of the toe 111 is in contact with it The conehead 112 outer surface between angled β set, the scope of the angle beta is 100 ° -160 °, it is preferable that the toe Angle beta between the outer surface of the bus of 111 cone and the conehead 112 being in contact with it is 110 ° -130 °.Specifically Ground, as shown in Figure 5, pointed surface is the table of the conehead 112 contacted with the cone of the toe 111 at D Face.

In the utility model some variant embodiments, in the tup main body 11, the toe 111 and the conehead It is to be detachably connected between 112.The toe 111 and the smooth one of the profile of the conehead 112 after assembling completion.

In the utility model, to avoid the toe 111 during for breaking automotive window from conehead 112 Come off, further, as shown in Figure 6, in the variant embodiment of the utility model first, the toe 111 and the cone Connected with helicitic texture between first 112, specifically, contacted with the storage tank 113 of the conehead 112 in the toe 111 Part, i.e., as shown in Figure 6, the outside of the canned paragraph 1101 of the toe 111 is provided with the first external thread structure 1111, it is provided with the first female thread structure 1131, first external thread structure 1111 and described first in the storage tank 113 It is engaged between female thread structure 1131, and realization screws combination.

In the utility model further embodiment, as shown in Figure 7, in the variant embodiment of the utility model second, Can also be connected by screwing fastening structure between the toe 111 and the conehead 112, i.e. in the outer of the canned paragraph 1101 Side is provided with an at least projection 1103, and is provided with the corresponding position of the storage tank 113 and matched with the projection After notch 1120 is, it is necessary to drive the toe 111 to be rotated a certain angle relative to the conehead 112, make the projection 1103 enter in the notch 1120, to realize realizing being fastened and connected between the toe 111 and the conehead 112.

It is as shown in Figure 8, described in the variant embodiment of the utility model the 3rd in some other embodiments Toe 111 further includes a deformable structure 1112, canned paragraph of the deformable structure 1112 around the toe 111 1101 are set, and it is near the external diameter of one end external diameter less than the one end away from hardness section 1102 of hardness section 1102. In these embodiments, the storage tank 113 of the conehead 112 with have the deformable structure 1112 toe 111 it Between be interference fit connection.By compressing, the elastic construction for setting the periphery of the toe 111 is squeezed deformation, so as to enter In entering the storage tank 113, to complete to be pressed on the toe 111 in the storage tank 113 of the conehead 112.It is preferred that Ground, the material of the deformable structure 1112 is preferably natural rubber, silicon rubber, butyl rubber, butadiene rubber, poly- isoamyl two The combination of one or more in alkene rubber, ACM, polysulfide rubber.

In the utility model, in above-described embodiment, being detachably connected between the toe 111 and the conehead 112 Setting can be beneficial to, when abrasion, deformation occurs in the toe 111, quickly and easily can change the toe 111, so that The cutting edge of the toe 111 can be made to keep sharp state, be beneficial to the carrying out that automobile pounds window operation.

In some other embodiments of the utility model, also be can be set in the shell 125 of the charger body 12 One standby toe puts region (not shown), when the toe 111 being loaded on the conehead 112 is impaired to be needed to change, uses Person can put in region from the toe and take out the toe 111, be changed with to toe 111 in damaged condition.

In the utility model some embodiments, in order that the tup main body 11 is realized electrically leading with the positive pole of cigar lighter Logical, the tup main body 11 uses conductive material.More preferably, in order that the tup main body 11 plays the emergent work for pounding window escape With the tup main body 11 can use metal alloy compositions.

Further, different materials can be used between the toe 111 and the conehead 112, wherein, the toe 111 can select metal alloy compositions of the Mohs' hardness more than 6, and the toe 111 may include but be not only restricted to following material：Carbon Steel Q215, carbon steel Q235, carbon steel Q255, carbon steel Q275, vanadium steel, wolfram steel or chrome-vanadium steel.The conehead 112 can select such as aluminium alloy Material, state alloy material or tungsten alloy material.Due in the utility model, the conehead 112 when window is pounded, will not directly with Glass for vehicle window is contacted, because the hardness of material selected by the toe 111 is more than the hardness of material selected by the conehead 112, So as to the application to high-valency metal can be reduced, cost is effectively controlled.

The utility model some preferably in embodiment, the size of the edge wherein axis direction of the onboard charger 10 It is 45mm-140mm, it is preferable that the size of the edge of the onboard charger 10 wherein axis direction may further be 60mm- 120mm.In the onboard charger 10, the appearance profile of the charger case 12 may include but be not only restricted to：Cylinder, side Shape, rhombus etc., use in order to grip.

Onboard charger provided by the utility model compared with prior art, has the following advantages：

In onboard charger provided by the utility model, the toe is detachably connected with the conehead, can be easy to Toe to being damaged carries out quick-replaceable, so as to extend the service life of the onboard charger and ensure the onboard charger Window effect is pounded in clutch.

Further, the toe is detachably connected from the conehead and selects different materials, and it is right to be effectively reduced The application of hardness alloy material higher, so as to can also enter while the use of high price alloy, effectively control cost is reduced One step realizes the convenient changing to being damaged toe.

Secondly, the toe can be fastened using various connected modes with the conehead and combined.This technique is than general weldering Connect that mode is relatively reliable, the continuity and the stability of quality of performance when using can be ensured.Driver and crew are overboard in danger in the car When, by the use of the product as hammer, by the quick crushing window glass of the onboard charger, realize escape.

Further, by taking the toe with the deformable structure as an example, when in use, due to by from Automobile The impulsive force of window, the toe can and the conehead combination it is more firm.

It is 0.01mm-5mm by the toe dimension limitation in the utility model, and further to the institute of the toe The scope for stating the angle of cone angle is defined, and the bus of the cone of the toe and the conehead being in contact with it appearance Between face it is angled be 100 ° -160 ° angle set, can further preferably with detachable toe onboard charger reality Scope is applied, user can be easy to be rapidly completed with smaller strength and pounded window operation.

In the utility model, the material selected by the toe is more than 6 metal alloy compositions for Mohs' hardness, for Metal alloy compositions it is preferred, can further optimize pound window operation effect, and can according to different automotive window hardness ranges, Select the material of suitable stiffness, so as to obtain it is more excellent pound window effect and reduce cost, improve the suitable of the onboard charger The property used.

In the utility model, the conehead connection end outside opens up annular groove, and the separator mounting hole inwall is convex It is provided with the buckle coordinated with annular groove；Or the separator mounting hole inwall opens up annular groove, on the outer wall of the conehead connection end It is convexly equipped with the buckle coordinated with annular groove；The width of the buckle is less than the annular groove height.Become with the conduction element state Change and change, so as to the tup main body can be made to move a certain distance relative to the separator.It is described further to avoid Onboard charger causes the onboard charger to be connected with the power supply of automobile cigarette lighter in use, due to automobile bumpiness Part releases, and causes the problem of electric energy loose contact.

In the utility model, the onboard charger further includes conduction element, and the conduction element passes through the conehead And the electrically conduct Power Transfer Unit and the toe.Such setting, in can reducing the onboard charger, to described The restriction of conehead material, ensureing charging performance and while pound window effect, can further reduces cost, raising is described vehicle-mounted to fill The portable degree of electrical equipment.

The utility model preferred embodiment is the foregoing is only, is not intended to limit the invention, it is all new in this practicality Any modification made within type principle, equivalent and improvement etc. all should be comprising within protection domains of the present utility model.

Claims (10)

1. a kind of onboard charger, it includes Power Transfer Unit and connected USB component, it is characterised in that：The car Carry charger and further include a tup main body, the tup main body is arranged at the Power Transfer Unit away from the USB groups The other end of part, the tup main body further includes toe and conehead, and the toe is partially housed in the conehead, described Toe is detachably connected with the conehead.

2. onboard charger as described in the appended claim 1, it is characterised in that：With helicitic texture between the toe and the conehead Connection；Or connected by screwing fastening structure between the toe and the conehead；Or lead between the toe and the conehead Cross interference fit connection.

3. onboard charger as stated in claim 2, it is characterised in that：The conehead includes two ends, away from Power convert master One end of body opens up storage tank, and the toe is partially housed in the storage tank.

4. onboard charger as described in the appended claim 1, it is characterised in that：The toe is coaxially disposed with the conehead；It is described The external diameter size of toe is 0.01mm-5mm, and the external diameter size of the conehead is 2mm-20mm.

5. onboard charger as described in the appended claim 1, it is characterised in that：The toe includes a cone substantially, described The angular range of the cone angle of cone is 30 ° -85 °；The conehead that the cone shape is in contact with it into the bus of cone angle Angled setting between outer surface, the scope of the angle is 100 ° -160 °.

6. onboard charger as claimed in claim 1, it is characterised in that：The toe is metal alloy of the Mohs' hardness more than 6 Material, and the toe hardness is bigger than the conehead hardness.

7. the onboard charger as any one of claim 1-6, it is characterised in that：The onboard charger is further included Separator and conduction element, the separator are arranged between the Power Transfer Unit and the tup main body；The separator Offer the mounting hole through separator；The conduction element is by the way that the mounting hole is through the separator and electrically conducts described Tup main body and the Power Transfer Unit.

8. onboard charger as recited in claim 7, it is characterised in that：The conehead is close to the one of the Power Transfer Unit It is connection end to hold, and the connection end is detachably connected with the mounting hole.

9. onboard charger as claimed in claim 8., it is characterised in that：The conehead connection end outside opens up annular groove, institute State the buckle for being convexly equipped with separator mounting hole inwall and being coordinated with annular groove；Or the separator mounting hole inwall opens up annular Groove, is convexly equipped with the buckle coordinated with annular groove on the outer wall of the conehead connection end；The width of the buckle is less than the annular groove Highly.

10. the onboard charger as any one of claim 1-6, it is characterised in that：The onboard charger is further wrapped Conduction element is included, the conduction element passes through the conehead and the electrically conduct Power Transfer Unit and the toe.