CN212543390U

CN212543390U - Vehicle-mounted charger

Info

Publication number: CN212543390U
Application number: CN202021121847.2U
Authority: CN
Inventors: 林志坚
Original assignee: Shenzhen Qihu Intelligent Technology Co ltd
Current assignee: Shenzhen 3600 Smart Life Technology Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-02-12
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses an on-vehicle charger, this on-vehicle charger includes: the shell assembly is provided with a mounting port; the end cover is detachably connected to the shell assembly and covers the mounting opening, the end cover and the shell assembly enclose to form a mounting cavity, and a rotation stopping structure for preventing the end cover from rotating is arranged between the end cover and the shell assembly; and the charging assembly is partially arranged in the mounting cavity, and the other part of the charging assembly extends out of the shell assembly. The utility model discloses technical scheme's on-vehicle charger can improve the efficiency of installation.

Description

Vehicle-mounted charger

Technical Field

The utility model relates to a charging device technical field, in particular to vehicle-mounted charger.

Background

Along with the improvement of the automobile ownership, the vehicle-mounted charger can charge electronic products such as mobile phones at any time in the driving process, and is convenient to carry, so that the vehicle-mounted charger is popular with the majority of automobile owners.

However, in the related art vehicle-mounted charger, the end cap is generally detachably connected to the housing, so that the charging assembly can be partially exposed through the end cap for connection charging. However, in this type of vehicle-mounted charger, when the end cover is mounted, the end cover is likely to rotate relative to the housing, and therefore, it is difficult to align the charging assembly with the charging assembly, and repeated adjustment is required, which leads to low mounting efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing an on-vehicle charger aims at improving the efficiency of installation.

In order to achieve the above object, the utility model provides an on-vehicle charger, include:

the shell assembly is provided with a mounting port;

the end cover is detachably connected to the shell assembly and covers the mounting opening, the end cover and the shell assembly enclose to form a mounting cavity, and a rotation stopping structure for preventing the end cover from rotating is arranged between the end cover and the shell assembly; and

and the charging assembly is partially arranged in the mounting cavity, and the other part of the charging assembly extends out of the shell assembly.

Optionally, one of the inner side wall of the housing assembly and the outer side wall of the end cover is provided with a rotation stopping protrusion, the other of the inner side wall of the housing assembly and the outer side wall of the end cover is provided with a rotation stopping groove, and the rotation stopping protrusion is in clamping fit with the rotation stopping groove and is formed into the rotation stopping structure.

Optionally, the number of the rotation stopping protrusions is multiple, the rotation stopping protrusions are arranged along the circumferential direction of the inner side wall of the shell assembly at intervals, and the rotation stopping grooves correspond to the rotation stopping protrusions in multiple.

Optionally, the outer side wall of the end cover is provided with a first buckle, the inner side wall of the shell assembly is provided with a first buckle position, and the first buckle is in buckling fit with the first buckle position.

Optionally, the casing subassembly includes main part shell, electrode shell and inner circle, the main part shell has been seted up the installing port, the electrode shell connect in the main part shell is kept away from one side of installing port, the inner circle inlays to be located the main part shell is close to the internal perisporium of installing port, the end cover can dismantle connect in the inner circle, and with the main part shell the electrode shell encloses to close and forms the installation cavity, the structure of splining is located the end cover with between the inner circle, the subassembly part that charges is located in the installation cavity, another part stretch out in the electrode shell.

Optionally, the outer wall of the inner ring is provided with a second buckle, the inner wall of the main body shell is provided with a second buckle position, and the second buckle is buckled at the second buckle position, so that the inner ring and the main body shell can be detachably fixed.

Optionally, the main body shell includes a cylindrical section, a diameter-changing section and a spherical section, which are connected in sequence, the spherical diameter of the spherical section is larger than the diameter of the cylindrical section, the mounting opening is formed in the spherical section, the inner ring is embedded in the inner periphery of the spherical section, and the electrode shell is connected to one end of the cylindrical section, which is far away from the diameter-changing section.

Optionally, the electrode shell comprises a hemispherical section and a connecting section connected with the hemispherical section, the diameter of the hemisphere is the same as that of the cylinder section, and the connecting section is embedded in the cylinder section so that the cylinder section is butted with the hemispherical section.

Optionally, the outer wall of the connecting section is convexly provided with a clamping rib, the inner wall of the cylindrical section is concavely provided with a clamping groove, and the clamping rib is in clamping fit with the clamping groove.

Optionally, the charging assembly comprises a main circuit board, a charging circuit board and a heat dissipation plate, the charging circuit board is connected to the main circuit board and is perpendicular to the main circuit board, the heat dissipation plate is arranged on the surface of the main circuit board, a positive electrode connector is arranged on one side, far away from the charging circuit board, of the main circuit board, the positive electrode connector extends out of the shell assembly, a charging interface is arranged on one side, far away from the main circuit board, of the charging circuit board, and an interface hole is formed in the end cover corresponding to the charging interface, so that the charging interface is exposed through the interface hole.

The utility model discloses technical scheme's on-vehicle charger is through can dismantling the end cover and connect in housing assembly to the installing port of closing cap housing assembly makes to enclose between end cover and the housing assembly and closes and form the installation cavity, thereby can install the subassembly that charges in this installation cavity, and the extension is in order to charge. And through set up the structure of splining between end cover and casing subassembly to the spacing end cover of usable this structure of splining prevents that its relative casing subassembly from rotating, consequently in the installation, because the end cover can't rotate, therefore can be accurate with the end cover with the subassembly alignment that charges, need not adjust the position repeatedly, and then promoted the efficiency of installation greatly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the vehicle-mounted charger of the present invention;

FIG. 2 is an exploded view of the structure of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a partial structural schematic diagram of the housing assembly of the vehicle-mounted charger of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Shell assembly	110	Main body shell
111	Cylindrical section	1111	Clamping groove
				112	Reducing section	113	Spherical segment
1131	Mounting port	120	Electrode shell
				121	Segment of hemisphere	122	Connecting segment
1221	Clamping rib	130	Inner ring
				131	Rotation stopping protrusion	132	First fastening position
133	Second buckle	200	End cap
				210	Rotation stopping groove	220	First buckle
230	Interface hole	300	Charging assembly
				310	Main circuit board	311	Positive electrode joint
320	Charging circuit board	321	Charging interface
				1000	Vehicle-mounted charger

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a vehicle-mounted charger 1000.

Referring to fig. 1 to 4, in an embodiment of the present invention, the vehicle-mounted charger 1000 includes:

the shell assembly 100, the shell assembly 100 is provided with a mounting port 1131;

the end cap 200, the end cap 200 is detachably connected to the housing assembly 100 and covers the mounting opening 1131, the end cap 200 and the housing assembly 100 enclose to form a mounting cavity (not shown), and a rotation stopping structure for preventing the end cap 200 from rotating is arranged between the end cap 200 and the housing assembly 100; and

and a charging assembly 300, wherein a part of the charging assembly 300 is arranged in the mounting cavity, and the other part of the charging assembly 300 extends out of the shell assembly 100.

In this embodiment, the housing assembly 100 and the end cap 200 mainly provide support and protection for the charging assembly 300, and play an insulating role, and the material of the housing assembly 100 may be a plastic material with good insulating property and good structural strength, so that deformation is not easy to occur in the using process. The end cap 200 is detachably connected to the housing assembly 100, so that the charging assembly 300 in the installation cavity can be conveniently maintained after the end cap 200 is detached.

The charging assembly 300 is partially disposed within the mounting cavity and is exposed through the end cap 200 such that a charging cord may be connected through the end cap 200 and another portion extends out of the mounting cavity to enable connection to a power source, such as a cigarette lighter of an automobile.

The rotation stopping structure may be partially disposed on the outer wall of the end cap 200 and partially disposed on the inner wall of the housing assembly 100, so that the rotation of the end cap 200 relative to the housing assembly 100 may be limited by the rotation stopping structure during the installation process.

Therefore, the utility model discloses technical scheme's on-vehicle charger 1000 is through dismantling the end cover 200 and connecting in casing subassembly 100 to the installing port 1131 of closing cap casing subassembly 100 makes to enclose between end cover 200 and the casing subassembly 100 and closes and form the installation cavity, thereby can install the subassembly 300 that charges in this installation cavity, and the extension is in order to charge. And through set up the structure of splining between end cover 200 and casing subassembly 100 to usable this structure of splining spacing end cover 200 prevents that it from rotating relative casing subassembly 100, consequently in the installation, because end cover 200 can not rotate, therefore can be accurate with end cover 200 with the subassembly 300 alignment that charges, need not adjust the position repeatedly, and then promoted the efficiency of installation greatly.

In order to realize the rotation stopping of the end cap 200, the rotation stopping structure of the present application provides the following embodiments.

Referring to fig. 2 and 3 in combination, in one embodiment, the inner side wall of the housing assembly 100 is provided with a rotation stopping protrusion 131, the outer side wall of the end cap 200 is provided with a rotation stopping groove 210, and the rotation stopping protrusion 131 is in snap fit with the rotation stopping groove 210 and is formed as the rotation stopping structure. In this embodiment, the rotation stopping protrusion 131 may be a strip protrusion, and the rotation stopping groove 210 is concavely disposed on the outer side wall of the end cover 200, so that in the process of installing the end cover 200, the rotation stopping protrusion 131 and the rotation stopping groove 210 may be firstly matched and then detachably connected to the housing assembly 100, so as to ensure that the end cover 200 does not rotate during the connection process, thereby facilitating alignment. It is understood that, in this manner, the rotation stopping protrusion 131 may be disposed on the outer side wall of the end cap 200, and the rotation stopping groove 210 may be disposed on the inner side wall of the housing assembly 100.

In another embodiment, a first rotation stopping plane is formed on the outer side wall of the end cap 200, a second rotation stopping plane is formed on the inner side wall of the housing assembly 100, and the first rotation stopping plane and the second rotation stopping plane are attached to each other.

Further, this application the protruding 131 that splines quantity is a plurality of, and is a plurality of the protruding 131 that splines is followed the circumference interval setting of the inside wall of casing subassembly 100, the groove 210 that splines corresponds the protruding 131 that splines is equipped with a plurality ofly. It can be understood that, by such an arrangement, the rotation stopping protrusions 131 and the rotation stopping grooves 210 can limit the rotation at the same time, the stress on the end cover 200 is uniform and stable, and the rotation stopping effect is better.

In order to detachably connect the end cap 200 and the housing assembly 100, in an embodiment of the present application, the outer side wall of the end cap 200 is provided with a first buckle 220, the inner side wall of the housing assembly 100 is provided with a first buckle position 132, and the first buckle 220 is in buckling fit with the first buckle position 132. The first catch 220 may be a unitary structure with the end cap 200 to ensure structural stability between the first catch 220 and the end cap 200. The first fastening portion 132 may be a fastening groove structure provided with an inner sidewall of the housing assembly 100, and the end cap 200 and the housing assembly 100 may be detachably fixed in a fastening manner, which is simple in structure and convenient in installation.

Referring to fig. 2, in the embodiment of this application, casing assembly 100 includes main part shell 110, electrode shell 120 and inner circle 130, main part shell 110 has been seted up installing port 1131, electrode shell 120 connect in main part shell 110 keeps away from one side of installing port 1131, inner circle 130 inlays to be located main part shell 110 is close to the inner periphery of installing port 1131, end cover 200 can dismantle connect in inner circle 130, and with main part shell 110, electrode shell 120 encloses to close and forms the installation cavity, the structure of splining is located end cover 200 with between the inner circle 130, charging assembly 300 partially locates in the installation cavity, another part stretch out in electrode shell 120. The electrode shell 120 is mainly used for enabling an electrode of the charging assembly 300 to extend out to be connected with a cigarette lighter, and the main body shell 110 can provide protection for a circuit board in the charging assembly 300; the inner side wall of the inner ring 130 is provided with a first fastening position 132, so that the end cap 200 can be fastened and fixed to the inner ring 130. In practical applications, the charging assembly 300 can be removed from the mounting cavity by detaching the end cap 200 and the electrode shell 120, so that the maintenance is convenient, and the assembly process is simple. The end cap 200 is detachably fixed to the main body case 110 through the inner ring 130, so that the end cap 200 can be stably connected to the main body case 110, and cannot be easily loosened due to vibration during driving.

In an embodiment of the present application, the outer wall of the inner ring 130 is provided with a second buckle 133, the inner wall of the main body case 110 is provided with a second buckle position (not shown), and the second buckle 133 is buckled at the second buckle position, so that the inner ring 130 and the main body case 110 can be detachably fixed. The second buckle 133 and the inner ring 130 may be integrated to ensure structural stability of the second buckle 133, the second buckle may be a buckle groove structure concavely disposed on an inner side wall of the main body case 110, the inner ring 130 and the main body case 110 may be detachably fixed by a buckle fit, and the structure is simple and the installation process is convenient.

Further, this application main part shell 110 is including the cylinder section 111, reducing section 112 and the spherical section 113 that connect gradually, the sphere diameter of spherical section 113 is greater than the diameter of cylinder section 111, spherical section 113 has seted up installing port 1131, inner circle 130 inlays and locates the internal periphery of spherical section 113, electrode shell 120 connect in cylinder section 111 keeps away from the one end of reducing section 112.

Specifically, the cylindrical section 111, the variable diameter section 112 and the spherical section 113 are formed as an integral structure, and the shell wall of the variable diameter section 112 may be an arc-shaped wall and gradually increases in a direction from the cylindrical section 111 to the spherical section 113. By such arrangement, on one hand, the shell wall of the main body shell 110 can be staggered to form steps, so that a user can conveniently hold the shell wall for plugging and unplugging, and the hand feeling is good; on the other hand, the shell assembly 100 has a beautiful appearance and good visual experience, and is beneficial to improving the market competitiveness.

Further, referring to fig. 4, in an embodiment of the present application, the electrode shell 120 includes a hemispherical section 121 and a connecting section 122 connecting the hemispherical section 121, a spherical diameter of the hemispherical section 121 is the same as a diameter of the cylindrical section 111, and the connecting section 122 is embedded in the cylindrical section 111 to make the cylindrical section 111 abut against the hemispherical section 121. Wherein, hemisphere section 121 and linkage segment 122 structure as an organic whole to ensure that the structural stability between linkage segment 122 and hemisphere section 121 is good, be convenient for machine-shaping moreover, linkage segment 122 is cylindrical design, in order to cooperate with cylinder section 111. The hemispherical section 121 of the electrode shell 120 may be in good mating engagement with the cylindrical section 111 of the body shell 110. By virtue of the design of the hemispherical segment 121, the electrode of the charging assembly 300 can be well contacted when extending out of the electrode and being connected with the cigarette lighter.

In order to make convenient dismantlement and the installation of electrode shell 120 and main part shell 110, in this application embodiment, the protruding joint muscle 1221 that is equipped with of outer wall of linkage segment 122, the concave joint groove 1111 that is equipped with of inner wall of cylinder section 111, joint muscle 1221 with the cooperation of joint groove 1111 joint. In this embodiment, joint muscle 1221 includes vertical muscle and hoop muscle, vertical muscle is along the axial setting of linkage segment 122, the hoop muscle is along the circumference setting of linkage segment 122, the direction of joint groove 1111 then with joint muscle 1221 suitability design, so set up, make the in-process of the installation of electrode shell 120 and main part shell 110, it is spacing to utilize vertical muscle to splines, it is spacing to utilize the hoop muscle fastening simultaneously, the effectual stability of being connected between electrode shell 120 and the main part shell 110 of having ensured, and dismouting easy operation, the efficiency of dismouting is high.

In the embodiment of this application, the subassembly 300 that charges includes main circuit board 310, charging circuit board 320 and heating panel (not marked), charging circuit board 320 connect in main circuit board 310, and with main circuit board 310 sets up perpendicularly, and the surface of main circuit board 310 is located to the heating panel, main circuit board 310 keeps away from one side of charging circuit board 320 is equipped with positive terminal 311, positive terminal 311 stretch out in casing subassembly 100, charging circuit board 320 deviates from one side of main circuit board 310 is equipped with the interface 321 that charges, end cover 200 corresponds interface hole 230 has been seted up to the interface 321 that charges, so that the interface 321 warp that charges interface hole 230 reveals.

The main circuit board 310 may be a polygonal board or a special-shaped board, which is generally provided with common components of a charger, such as a charging coil and a capacitor; the charging Circuit Board 320 is a pcba (printed Circuit Board assembly) and serves as a provider for Circuit connection of electronic components of the vehicle-mounted charger 1000, and the charging Circuit Board 320 may have a circular shape so as to be assembled with the housing assembly 100. A positive electrode tab 311 extends through the electrode case 120 for connection to a power source; the interface 321 that charges can be Type-A interface or USB interface, and the quantity of the interface 321 that charges can set up a plurality ofly side by side to casing subassembly 100 corresponds and is equipped with a plurality of interface holes 230, so when charging, can charge simultaneously a plurality of electronic equipment, and the user uses more conveniently. The heat dissipation plate may be an iron plate or an aluminum plate, and may be fixed to the surface of the main circuit board 310 in an inserting manner, so that the heat dissipation plate may be used to collect the electric heat generated by the main circuit board 310 and the charging circuit board 320 during the operation process, and further, the heat dissipation may be performed through the housing assembly 100. So, effectual heat dispersion who improves on-vehicle charger has avoided producing the potential safety hazard because the electric heat of high temperature.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An on-vehicle charger, characterized in that the on-vehicle charger comprises:

the shell assembly is provided with a mounting port;

2. The vehicle charger of claim 1, wherein one of the inner side wall of the housing assembly and the outer side wall of the end cap is provided with a rotation stopping protrusion, and the other of the inner side wall of the housing assembly and the outer side wall of the end cap is provided with a rotation stopping groove, and the rotation stopping protrusion is in snap fit with the rotation stopping groove and is formed into the rotation stopping structure.

3. The vehicle-mounted charger according to claim 2, wherein the rotation stopping protrusions are provided in plural numbers, the rotation stopping protrusions are provided in plural numbers at intervals in a circumferential direction of an inner side wall of the housing assembly, and the rotation stopping grooves are provided in plural numbers corresponding to the rotation stopping protrusions.

4. The vehicle charger of claim 1, wherein the outer sidewall of the end cap is provided with a first buckle, the inner sidewall of the housing assembly is provided with a first buckle position, and the first buckle is in snap fit with the first buckle position.

5. The vehicle-mounted charger according to any one of claims 1 to 4, wherein the housing assembly comprises a main body housing, an electrode housing and an inner ring, the main body housing is provided with the mounting opening, the electrode housing is connected to a side of the main body housing away from the mounting opening, the inner ring is embedded in the inner periphery of the main body housing adjacent to the mounting opening, the end cover is detachably connected to the inner ring and forms the mounting cavity with the main body housing and the electrode housing, the rotation stopping structure is arranged between the end cover and the inner ring, the charging assembly is partially arranged in the mounting cavity, and the other part of the charging assembly extends out of the electrode housing.

6. The vehicle-mounted charger according to claim 5, wherein the outer wall of the inner ring is provided with a second buckle, the inner wall of the main body shell is provided with a second buckle position, and the second buckle is buckled at the second buckle position, so that the inner ring and the main body shell can be detachably fixed.

7. The vehicle-mounted charger according to claim 5, wherein the main body shell comprises a cylindrical section, a diameter-variable section and a spherical section which are connected in sequence, the spherical diameter of the spherical section is larger than the diameter of the cylindrical section, the spherical section is provided with the mounting port, the inner ring is embedded in the inner periphery of the spherical section, and the electrode shell is connected to one end of the cylindrical section, which is far away from the diameter-variable section.

8. The vehicle charger of claim 7 wherein said electrode housing comprises a hemispherical section having a spherical diameter equal to the diameter of said cylindrical section and a connecting section joining said hemispherical section, said connecting section being engaged within said cylindrical section to abut said cylindrical section against said hemispherical section.

9. The vehicle-mounted charger according to claim 8, wherein a clamping rib is convexly arranged on the outer wall of the connecting section, a clamping groove is concavely arranged on the inner wall of the cylindrical section, and the clamping rib is in clamping fit with the clamping groove.

10. The vehicle-mounted charger according to any one of claims 1 to 4, wherein the charging assembly comprises a main circuit board, a charging circuit board and a heat dissipation plate, the charging circuit board is connected to the main circuit board and is arranged perpendicular to the main circuit board, the heat dissipation plate is arranged on the surface of the main circuit board, a positive connector is arranged on one side of the main circuit board away from the charging circuit board, the positive connector extends out of the housing assembly, a charging interface is arranged on one side of the charging circuit board away from the main circuit board, and the end cover is provided with an interface hole corresponding to the charging interface, so that the charging interface is exposed through the interface hole.