CN217532592U

CN217532592U - Charging device for electric vehicle

Info

Publication number: CN217532592U
Application number: CN202121957324.6U
Authority: CN
Inventors: 张海航
Original assignee: Shandong Chenhang Intelligent Technology Co ltd
Current assignee: Shandong Chenhang Intelligent Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-10-04
Anticipated expiration: 2031-08-20

Abstract

The utility model relates to a charging device for tramcar, include last casing (1), lower casing (2) and be located charge joint power supply structure (3) in casing (2) down, casing (2) orientation down one side of going up casing (1) is equipped with annular groove (21), go up be equipped with on casing (1) annular boss (22) with annular groove (21) cooperate, annular groove (21) with the clearance has between annular boss (22), sealed glue (23) among the clearance filling. The utility model discloses a charging device for trolley-bus at first adds the sealed glue 23 of take the altitude in to recess 21, then inserts annular boss 22 and combines fixedly in the annular groove 21, realizes sealedly, compares in the sealed mode among the prior art, the utility model discloses a charging device for trolley-bus does not need screw pressurization and loaded down with trivial details screw fixation operation, has simplified seal structure, and waterproof sealing nature is better simultaneously.

Description

Charging device for electric vehicle

Technical Field

The utility model belongs to the technical field of the new forms of energy, a charging device for electric motor car is related to.

Background

Along with the rapid development of electric bicycles and electric motorcycles in the market, the corresponding charging problem gradually draws attention of users. At present, environments such as residential communities have basically all possessed the electric car fill electric pile, facilitate the use, nevertheless because fill charging device on the electric pile and be located the open air, have fine requirement to waterproof. The existing charging device shell is mainly waterproof sealed by a waterproof sealing ring, the upper shell and the lower shell are connected by screws, and the waterproof sealing ring and the shell can be tightly attached without gaps by certain pressure extrusion to prevent water from immersing. This approach has the following drawbacks:

1. the sealing rings at all parts need to control the same pressure, so that the deformation of the sealing rings is consistent, screws with fixed intervals are generally adopted for pressurization, the larger the product is, the more the number of required screws is, and the more complicated the locking operation is;

2. because the screw is required to be locked, additional space for locking the screw is provided on the housing, and the size and specification of the product are increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a charging device for tram solves the sealed complex operation of current charging device, the poor problem of water-proof effects.

In order to achieve the above object, the utility model provides a charging device for electric car, include last casing, lower casing and be located charge joint power supply structure in the casing down, the casing orientation down one side of going up the casing is equipped with the annular groove, go up be equipped with on the casing annular boss with the annular groove cooperatees, the annular groove with the clearance has between the annular boss, sealed glue in the clearance packing.

According to the utility model discloses an aspect, be equipped with the air vent on last casing or the lower casing.

According to an aspect of the utility model, the air vent is the screw hole, connect with the screw of sealing in the air vent soon.

According to an aspect of the utility model, the cover is equipped with the sealing washer on the screw.

According to the utility model discloses an aspect, the air vent is circular through-hole, fill in the air vent by sealed glue.

According to the utility model discloses an aspect, the joint power supply structure that charges include with casing fixed connection's circuit board, setting are in down circuit board live wire interface, first zero line interface, second zero line interface, ground wire and a plurality of live wire interface that charges, a plurality of live wire interface that charges connect the parallel arrangement.

According to an aspect of the utility model, the circuit board with lower casing melting fixed connection.

According to an aspect of the utility model, still be equipped with the protector in the casing down.

The utility model discloses a charging device for tram goes up the casing and the sealed processing procedure of casing down as follows: at first to adding the sealed glue of take the altitude in the recess, then combine fixedly in inserting the annular groove with the annular boss, realize sealed, compare in the sealing mode among the prior art, the utility model discloses a charging device for tram does not need screw pressurization and loaded down with trivial details screw fixation operation, has simplified seal structure, and waterproof sealing nature is better simultaneously.

The utility model discloses a charging device for trolley-bus, when inserting the annular boss and combining fixedly in the annular groove, go up casing and lower casing body formation confined space, along with the continuation of annular boss stretches into, other in the confined space are discharged by the air vent for the inside and outside pressure keep balance of confined space can not be because of the higher sealed glue that leads to of pressure in the confined space spills over outside the recess, after annular boss is fixed, seal the processing to the air vent through screw or sealed glue.

Drawings

Fig. 1 schematically shows a view of a housing of a charging device for a trolley according to an embodiment of the present invention;

fig. 2 schematically shows a structural view of a lower case according to an embodiment of the present invention;

FIG. 3 schematically illustrates a mating view of an upper housing and a lower housing according to an embodiment of the present invention;

FIG. 4 is a schematic view showing an enlarged view of the portion A in FIG. 3;

fig. 5 schematically shows a fitting view of an upper case and a lower case according to a second embodiment of the present invention.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

In describing embodiments of the present invention, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer" are used in an orientation or positional relationship that is based on the orientation or positional relationship shown in the associated drawings for ease of description and simplicity of description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the invention.

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, which are not described herein in detail, but the present invention is not limited to the following embodiments.

With reference to fig. 1-4, the utility model provides a charging device for electric vehicle, including last casing 1, casing 2 and the joint power supply structure 3 that charges that is arranged in casing 2 down. One side of the lower shell 2 facing the upper shell 1 is provided with an annular groove 21, the upper shell 1 is provided with an annular boss 22 matched with the annular groove 21, a gap is arranged between the annular groove 21 and the annular boss 22, and the gap is filled with a sealant 23.

The utility model discloses a charging device for electric motor car goes up casing 1 and casing 2's sealing treatment process as follows down: at first to adding sealed glue 23 of take the altitude in the recess 21, then insert annular boss 22 and combine fixedly in the annular recess 21, realize sealing, compare in the sealed mode among the prior art, the utility model discloses a charging device for tram does not need screw pressurization and loaded down with trivial details screw fixation operation, has simplified seal structure, and waterproof sealing nature is better simultaneously.

Furthermore, the utility model discloses a charging device for electric motor car is equipped with air vent 24 on last casing 1 or the casing 2 down. As shown in fig. 3, according to an embodiment of the present invention, the vent hole 24 is provided on the lower case 2, the vent hole 24 is a threaded hole, and the screw 3 for sealing the vent hole 24 is screwed into the vent hole 24. The screw is sleeved with a sealing ring. As shown in fig. 5, according to the second embodiment of the present invention, the vent hole 24 may be a circular through hole, and the seal 4 is filled in the vent hole 24.

The utility model discloses a charging device for trolley-bus, when inserting annular boss 22 and combining fixedly in the annular groove 21, go up casing 1 and casing 2 formation seal space down, along with annular boss 22's continuation stretches into, other in the seal space are discharged by air vent 24 for the inside and outside pressure holding in seal space is balanced, can not lead to sealed glue 23 to spill over outside recess 21 because of pressure is higher in the seal space, after annular boss 22 is fixed, seal through screw 3 or sealed glue 4 and seal the processing to air vent 24.

As shown in fig. 2, according to the utility model discloses an embodiment, charge joint power supply structure 3 include with casing 2 fixed connection's circuit board 31, the live wire interface 32 of setting on circuit board 31, first zero line interface 33, second zero line interface 34, ground wire 35 and a plurality of live wire interface 36 that charge, a plurality of live wire interfaces 36 that charge set up in parallel. In the present embodiment, the wiring board 31 is fusion-fixed to the lower case 2. The utility model discloses a charging device for trolley, every live wire structure 36 that charges connects the trolley-bus joint that charges, the utility model discloses a charging device for trolley can charge for 12 trolley-buses simultaneously.

As shown in fig. 2, the lower housing 2 of the present invention is further provided with a protector 4.

The above description is only one embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a charging device for electric vehicle, includes casing (1), casing (2) and is located down the joint power supply structure (3) that charges in casing (2) down, a serial communication port, casing (2) orientation down one side of going up casing (1) is equipped with annular groove (21), go up be equipped with on casing (1) annular boss (22) with annular groove (21) cooperate, annular groove (21) with the clearance has between annular boss (22), sealed glue (23) fill in the clearance.

2. The charging device for the electric vehicle according to claim 1, wherein a vent hole (24) is provided in the upper case (1) or the lower case (2).

3. The charging device for the electric vehicle according to claim 2, wherein the vent hole (24) is a threaded hole, and a screw (4) for sealing the vent hole (24) is screwed into the vent hole (24).

4. The charging device for the electric vehicle according to claim 3, wherein the screw (4) is sleeved with a sealing ring.

5. The charging device for the electric vehicle according to claim 2, wherein the vent hole (24) is a circular through hole, and the vent hole (24) is filled with a sealant (5).

6. The charging device for the electric car according to any one of claims 1 to 5, wherein the charging connector power supply structure (3) comprises a circuit board (31) fixedly connected with the lower housing (2), a live wire interface (32) arranged on the circuit board (31), a first neutral wire interface (33), a second neutral wire interface (34), a ground wire (35) and a plurality of charging live wire interfaces (36), and the plurality of charging live wire interfaces (36) are arranged in parallel.

7. The charging device for the electric vehicle according to claim 6, wherein the wiring board (31) is fixedly connected to the lower case (2) by fusing.

8. A charging device for electric vehicles according to claim 6, characterized in that a protector (37) is further provided in the lower case (2).