CN112803103A

CN112803103A - Mobile charger

Info

Publication number: CN112803103A
Application number: CN202110023972.2A
Authority: CN
Inventors: 叶春林; 张淑亭
Original assignee: Hangzhou Ev Tech Co ltd
Current assignee: Hangzhou Ev Tech Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-05-14

Abstract

The invention discloses a mobile charger, comprising: a battery module; the battery module fixing device comprises a shell, wherein a mounting cavity is formed in the shell, the mounting cavity is provided with an opening, a guide rail is arranged on the wall of the mounting cavity and used for guiding a battery module to enter the mounting cavity, and a clamping piece used for fastening the battery module in the mounting cavity is arranged between the guide rail and the battery module; and the sealing cover component is used for sealing the opening of the mounting cavity. Through set up chucking spare between guide rail and battery module for the battery module can the chucking at the in-process that pushes the installation intracavity, accomplishes the installation and the fixed of battery module, and it is extremely convenient to install, has improved the installation effectiveness of battery module effectively. In addition, seal the opening of installation cavity through the closing cap subassembly to the protection battery module realizes to battery module waterproof, dampproofing and antivibration etc. guarantees that battery module can use under certain environment.

Description

Mobile charger

Technical Field

The invention relates to the field of chargers, in particular to a mobile charger.

Background

The energy storage battery box is just like a 'charger', can realize free charging and discharging of electric power, and can be suitable for various application fields, such as portable charging of electric vehicles. The energy storage battery box generally includes battery module and contravariant module because the battery module needs to have great energy storage capacity to lead to the battery module comparatively heavy. Among the prior art, mainly still place it to the casing to battery module's installation, then pass through the bolt fastening, the installation effectiveness is low and consume the manpower.

Disclosure of Invention

The invention provides a mobile charger, which is used for solving at least one technical problem in the prior art.

To solve the above problems, the present invention provides: a mobile charger, comprising:

a battery module;

the battery module fixing device comprises a shell, wherein a mounting cavity is formed in the shell, an opening is formed in the mounting cavity, a guide rail is arranged on the wall of the mounting cavity and used for guiding the battery module to enter the mounting cavity, and a clamping piece used for fastening the battery module in the mounting cavity is arranged between the guide rail and the battery module; and

a cover assembly for covering the opening of the mounting cavity.

The invention has the beneficial effects that: the invention provides a mobile charger, which is characterized in that a guide rail is arranged in an installation cavity, so that a battery module can be easily pushed into the installation cavity when being installed; then, through set up chucking spare between guide rail and battery module for the battery module can the chucking at the in-process that pushes the installation intracavity, accomplishes the installation and fixed of battery module, and it is extremely convenient to install, has improved the installation effectiveness of battery module effectively. In addition, seal the opening of installation cavity through the closing cap subassembly to the protection battery module realizes to battery module waterproof, dampproofing and antivibration etc. guarantees that battery module can use under certain environment.

As a further improvement of the above technical solution, the clamping member is disposed on the battery module, and the clamping member has an inclined slope in the same direction as the extending direction of the guide rail.

When pushing battery module into the installation intracavity along the guide rail, begin to push into the installation intracavity by the lower one end in inclined plane, at the in-process that pushes, because the thickness crescent of chucking spare, the higher one end in inclined plane of slope gradually and guide rail chucking promptly realize the interference between battery module and the guide rail and be connected to fix battery module in the installation intracavity.

As a further improvement of the above technical solution, the clamping member further has an abutting plane in the same extending direction as the guide rail, and the abutting plane is connected to the higher end of the inclined slope.

Promote to the back with the guide rail chucking when the higher one end of battery module, the butt plane also with form inseparable laminating between the guide rail, can increase the area of contact between chucking spare and the guide rail like this effectively to increase the frictional force between battery module and the guide rail, improve the steadiness of battery module installation.

As a further improvement of the technical scheme, the clamping piece is an elastic wedge-shaped block.

The elastic wedge block is made of rubber materials, so that when the battery module is pushed into the installation cavity along the guide rail, the clamping piece is in elastic contact with the guide rail, and the damage to the structure of the guide rail in the pushing process is avoided. And because rubber has good friction damping effect, can make battery module can better with the guide rail chucking, the fastening is effectual.

As a further improvement of the technical scheme, a U-shaped or L-shaped pressure relief groove is formed in the periphery of the clamping piece on the battery module.

The one end that releases the groove and make chucking spare is connected on battery module, and the chucking spare other end is the free end, just so makes chucking spare lie in the in-process of guide rail chucking gradually, can reduce partial pressure effectively, prevents that battery module and/or guide rail from appearing the structural damage at the in-process of chucking gradually.

As a further improvement of the above technical solution, the clamping member is provided on the guide rail, and the clamping member has an inclined slope in the same direction as the extending direction of the guide rail.

The chucking spare can also be located on the guide rail, when pushing into the installation intracavity with battery module like this, can realize the effect of chucking equally.

As a further improvement of the above technical solution, the housing is provided with a guide protrusion having the same extending direction as the guide rail, and the battery module is provided with a guide groove adapted to the guide protrusion.

Aligning the guide groove with the guide protrusion to enable the guide protrusion to be inserted into the guide groove, so that the guide protrusion plays a role in auxiliary guiding; and when the direction arch was located battery module's below, can play the supporting role to protruding to can be more easily get into the casing with battery module installation.

As a further improvement of the above technical solution, the battery module is provided with two guide bars having the same extending direction as the guide rail, and the two guide bars are arranged at intervals to form the guide groove.

Two gibbs are located the bellied both sides of direction respectively, can make two gibbs also can play spacing effect to battery module like this for the mounted position of location battery module in the installation cavity.

As a further improvement of the above technical solution, a partition wall for guiding is provided on the battery module.

As a further improvement of the above technical solution, the cover assembly is detachably connected to the housing, or the cover assembly is rotatably connected to the housing.

The sealing cover component can be detachably connected with the shell, so that the sealing cover component can be completely detached from the shell, and when the sealing cover component is installed, the sealing cover component and a threaded hole in the installation column are screwed through a screw, and the installation is convenient; the cover assembly may also be pivotally connected to the housing such that the cover assembly resembles a "door" arrangement that may be opened or locked as desired.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a mobile charger according to an embodiment of the present invention;

fig. 2 shows a schematic view of the internal structure of the mobile charger of fig. 1;

FIG. 3 is a schematic view of a portion of the enlarged structure at A in FIG. 2;

fig. 4 is a schematic view showing the structure of a battery module of the mobile charger of fig. 2;

FIG. 5 is a partial enlarged schematic view of the structure at B in FIG. 4;

FIG. 6 shows a schematic cross-sectional view of the mobile charger of FIG. 2;

fig. 7 shows a partially enlarged structural view at C in fig. 6.

Description of the main element symbols:

10-a battery module;

11-a clamp; 12-a pressure relief groove; 13-a guide bar; 14-a guide groove; 15-partition wall; 111-inclined ramp;

20-a housing;

21-mounting a cavity; 22-a guide rail; 23-a guide projection; 24-mounting posts; 25-a handle;

30-an inverter module;

40-a closure assembly;

41-front panel.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Examples

As shown in fig. 2, 4, 6 and 7, a mobile charger according to an embodiment of the present invention will now be described. The mobile charger includes:

a battery module 10;

the battery module comprises a shell 20, wherein a mounting cavity 21 is formed in the shell 20, the mounting cavity 21 is provided with an opening, a guide rail 22 is arranged on the wall of the mounting cavity 21, the guide rail 22 is used for guiding the battery module 10 to enter the mounting cavity 21, and a clamping piece 11 used for fastening the battery module 10 in the mounting cavity 21 is arranged between the guide rail 22 and the battery module 10; and

and a cover assembly 40, wherein the cover assembly 40 is used for covering the opening of the mounting cavity 21.

Compared with the prior art, the mobile charger provided by the embodiment of the invention has the advantages that the guide rail 22 is arranged in the installation cavity 21, so that the battery module 10 can be easily pushed into the installation cavity 21 when being installed; then, through set up chucking spare 11 between guide rail 22 and battery module 10 for battery module 10 can the chucking at the in-process that pushes installation cavity 21, accomplishes battery module 10's installation and fixed, and it is extremely convenient to install, has improved battery module 10's installation effectiveness effectively. In addition, seal the opening of installation cavity 21 through closing cap subassembly 40 to protect battery module 10, realize to battery module 10 waterproof, dampproofing and antivibration etc. guarantee that battery module 10 can use under certain environment.

As shown in fig. 2, the inverter module 30 may be further installed in the installation cavity 21 as needed, and the inverter module 30 is connected to the cavity wall of the installation cavity 21 through a fastener, installed in the installation cavity 21, and disposed adjacent to the battery module 10. According to needs, be equipped with a plurality of erection columns 24 that extend with guide rail 22 syntropy on the chamber wall of installation cavity 21, the screw hole sets up the tip at erection column 24, during installation contravariant module 30 for contravariant module 30 passes through the fixed mounting of screw and screw hole in installation cavity 21. The inverter module 30 includes an aluminum heat sink and a main power board assembly, and the main power board assembly is fixed to the aluminum heat sink.

When the mobile charger provided by the embodiment of the invention is installed, the inverter module 30 module can be firstly installed in the installation cavity 21 through screws, then the battery module 10 is pushed into the installation cavity 21 until being tightly clamped, and finally the sealing cover component 40 is used for sealing the opening of the installation cavity 21.

The cover assembly 40 can be detachably connected with the shell 20, so that the cover assembly 40 can be completely detached from the shell 20, and when the cover assembly is installed, the cover assembly 40 and the threaded hole in the mounting column 24 are screwed by screws, and the installation is convenient; the cover assembly 40 may also be pivotally connected to the housing 20 such that the cover assembly 40 resembles a "door" arrangement that may be opened or locked as desired, as desired.

In one embodiment, as shown in fig. 1 and 2, the front and rear ends of the mounting cavity 21 are respectively provided with an opening, the cover assembly 40 includes a front panel 41 and a rear panel to respectively cover the front and rear openings, and various functional components for connecting with external electronic devices are disposed on the front panel 41, wherein the functional components can be AC keys, DC keys, a splay socket, a three-pin socket, a cigarette lighter, etc., and are disposed as required.

A handle 25 is provided on the housing 20 to facilitate access by a user.

The material of the housing 20 is set as required, and in this embodiment, the housing 20 is preferably an aluminum frame.

In one embodiment, as shown in fig. 2, 4, 6 and 7, the chucking member 11 is provided on the battery module 10, and the chucking member 11 has an inclined slope 111 extending in the same direction as the guide rail 22.

Specifically, through set up slope inclined plane 111 on chucking spare 11, when pushing battery module 10 into installation cavity 21 along guide rail 22, begin to push into installation cavity 21 by the lower one end of slope inclined plane 111 in, at the in-process that pushes, because chucking spare 11 thickness crescent, the higher one end of slope inclined plane 111 gradually with guide rail 22 chucking promptly, until pushing motionless, realize the interference between battery module 10 and the guide rail 22 and be connected to fix battery module 10 in installation cavity 21.

Wherein, a plurality of clamping pieces 11 can be arranged on the battery module 10 along the extending direction of the guide rail 22, so that each clamping piece 11 can be simultaneously and tightly contacted with the guide rail 22, and the installation stability of the battery module 10 is improved; and a plurality of guide rails 22 may be symmetrically disposed on the wall of the mounting cavity 21 as needed, thereby further improving the mounting stability of the battery module 10.

In one embodiment, the retainer 11 further has an abutment plane (not shown) extending in the same direction as the guide rail 22, the abutment plane being connected to the upper end of the inclined ramp 111.

Specifically, through setting up the butt plane on chucking spare 11, promote to the back with guide rail 22 chucking when the higher one end of battery module 10, form inseparable laminating between butt plane and the guide rail 22 also, can increase the area of contact between chucking spare 11 and the guide rail 22 effectively like this to increase the frictional force between battery module 10 and the guide rail 22, improve the steadiness of battery module 10 installation.

In one embodiment, the retainer 11 is a resilient wedge-shaped block.

Specifically, by providing the retainer 11 as an elastic wedge-shaped block made of a rubber material, when the battery module 10 is pushed into the mounting cavity 21 along the guide rail 22, the retainer 11 and the guide rail 22 are in elastic contact with each other, thereby preventing damage to the structure of the guide rail 22 during the pushing process. Moreover, the rubber has a good friction damping effect, so that the battery module 10 can be better clamped with the guide rail 22, and the fastening effect is good.

In one embodiment, as shown in fig. 5, the battery module 10 is provided with a U-shaped or L-shaped pressure release groove 12 on the periphery of the clamping member 11.

Specifically, when the clamping member 11 is located at the edge of the battery module 10, the pressure release groove 12 is L-shaped such that one end of the clamping member 11 is coupled to the battery module 10 and the other end of the clamping member 11 is a free end, so that the clamping member 11 can effectively reduce a partial pressure during the gradual clamping of the guide rails 22, thereby preventing structural damage of the battery module 10 and/or the guide rails 22 during the gradual clamping.

When the clamping member 11 is located at the middle of the battery module 10, the pressure release groove 12 is U-shaped such that one end of the clamping member 11 is coupled to the battery module 10 and the other end of the clamping member 11 is a free end, thereby also achieving the function of pressure release.

In one embodiment, the clamping member is arranged on the guide rail, and the clamping member is provided with an inclined slope which is the same as the extending direction of the guide rail.

In particular, the clamping piece can also be arranged on the guide rail, so that the clamping effect can be realized when the battery module is pushed into the mounting cavity.

In one embodiment, as shown in fig. 2, 3 and 4, the housing 20 is provided with a guide protrusion 23 extending in the same direction as the guide rail 22, and the battery module 10 is provided with a guide groove 14 adapted to the guide protrusion 23.

Specifically, when the battery module 10 is pushed into the mounting cavity 21, the guide groove 14 is aligned with the guide projection 23, so that the guide projection 23 is inserted into the guide groove 14, and thus the guide projection 23 functions as an auxiliary guide; and when the guide protrusions 23 are located below the battery module 10, the guide protrusions may support the battery module 10, so that the battery module 10 may be more easily mounted into the housing 20.

In one embodiment, as shown in fig. 2, 3 and 4, the battery module 10 is provided with two guide bars 13 extending in the same direction as the guide rail 22, and the two guide bars 13 are spaced apart to form the guide grooves 14.

Specifically, the width of interval between two gib blocks 13 and the width looks adaptation of guide protrusion 23, two gib blocks 13 are located the both sides of guide protrusion 23 respectively, can make two gib blocks 13 also can play spacing effect to battery module 10 like this for the mounted position of location battery module 10 in installation cavity 21.

In one embodiment, as shown in fig. 2 and 4, the battery module 10 is provided with a partition wall 15 for guiding.

Specifically, because be equipped with erection column 24 on the lateral wall on installation cavity 21, form a guide slot between erection column 24 and the guide rail 22, through set up partition wall 15 in the side of battery module 10, when pushing battery module 10 into installation cavity 21 like this for partition wall 15 is located the guide slot between erection column 24 and the guide rail 22, also forms the guide effect this moment, does benefit to and pushes battery module 10 into installation cavity 21, simple to operate.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A mobile charger, comprising:

a battery module;

a cover assembly for covering the opening of the mounting cavity.

2. The mobile charger according to claim 1, wherein the clamping member is provided on the battery module, and the clamping member has an inclined slope in the same direction as the extension direction of the guide rail.

3. The mobile charger according to claim 2, wherein the retainer further has an abutment plane in the same direction as the extension direction of the guide rail, the abutment plane being connected to the higher end of the inclined slope.

4. The mobile charger of claim 2, wherein the retainer is a resilient wedge-shaped block.

5. The mobile charger according to claim 2, wherein the battery module is provided with a U-shaped or L-shaped pressure relief groove at the periphery of the clamping member.

6. The mobile charger according to claim 1, wherein the clamping member is provided on the guide rail, and the clamping member has an inclined slope in the same direction as the extension direction of the guide rail.

7. The mobile charger according to any one of claims 1 to 6, wherein the housing is provided with a guide protrusion having the same extending direction as the guide rail, and the battery module is provided with a guide groove adapted to the guide protrusion.

8. The mobile charger according to claim 7, wherein the battery module is provided with two guide bars having the same extending direction as the guide rails, and the two guide bars are spaced apart from each other to form the guide grooves.

9. The mobile charger according to any one of claims 1 to 6, wherein a partition wall for guiding is provided on the battery module.

10. The mobile charger according to any one of claims 1 to 6, wherein the cover assembly is detachably connected to the housing, or the cover assembly is rotatably connected to the housing.