阅读说明：本技术 电动车辆充电装置基座 (Electric vehicle charging device base ) 是由 余铁 吴智星 于 2019-10-23 设计创作，主要内容包括：电动车辆充电装置基座,包括壳体单元、盖板单元、过桥单元、防护单元组成。所述壳体单元固定在地下基础中,顶部与地面平齐内侧周边设置有凹槽,四周开设有孔。所述盖板单元由壳体单元承载,中间开设有U型孔,均匀布满孔,上方承载充电杆和防护单元。所述过桥单元联结壳体单元与盖板单元,由过桥托、过桥钩、过桥耳、螺杆、止阀、锁阀组成。所述防护单元由防护杆、防护环、卡簧和警示标识构成。本发明设计合理,功能性强,能很好的应用于电动车辆充电装置中,并能作为通用型基座的公共基础设施进行广泛部署。(The electric vehicle charging device base comprises a shell unit, a cover plate unit, a gap bridge unit and a protection unit. The shell unit is fixed in the underground foundation, a groove is formed in the periphery of the inner side of the top of the shell unit, which is flush with the ground, and holes are formed in the periphery of the shell unit. The cover plate unit is borne by the shell unit, a U-shaped hole is formed in the middle of the cover plate unit, the holes are evenly distributed, and the charging pole and the protection unit are borne above the cover plate unit. The gap bridge unit is connected with the shell unit and the cover plate unit and consists of a gap bridge support, a gap bridge hook, a gap bridge lug, a screw rod, a check valve and a lock valve. The protection unit comprises guard bar, guard ring, jump ring and warning sign. The invention has reasonable design and strong functionality, can be well applied to the charging device of the electric vehicle, and can be widely deployed as the public infrastructure of a universal base.)

1. The electric vehicle charging device base comprises a shell unit, a cover plate unit, a gap bridge unit and a protection unit; the shell unit is fixed in an underground foundation, a groove is formed in the periphery of the inner side of the top of the shell unit, which is flush with the ground, and holes are formed in the periphery of the shell unit; the cover plate unit is borne by the shell unit, a U-shaped hole is formed in the middle of the cover plate unit, the holes are evenly distributed, and the charging pole and the protection unit are borne above the cover plate unit; the gap bridge unit is connected with the shell unit and the cover plate unit and consists of a gap bridge support, a gap bridge hook, a gap bridge lug, a screw rod, a check valve and a lock valve; the protection unit comprises guard bar, guard ring, jump ring and warning sign.

2. The electric vehicle charging apparatus base as claimed in claim 1, wherein the housing unit is fixed in a stable underground foundation, and is a middle part of the underground foundation and the cover unit, the top of the housing unit is provided with a groove to ensure that the cover unit can be stably lifted and tightly combined with the cover unit in a concave-convex manner, and the cover unit can bear the weight of the cover unit, the top of the housing unit is flush with the ground, and the power cord can freely enter and exit the underground foundation through holes formed around the housing unit.

3. The electric vehicle charging device base as recited in claim 1, wherein the top of the cover plate unit is flush with the ground, the charging pole is fixed and bears the weight of the charging pole, the protection unit is fixed and bears the lateral stress of the charging pole, screw holes are uniformly distributed on the cover plate to adapt to different sizes of charging pole bases, a U-shaped groove is formed in the middle of the cover plate, the gap bridge unit and the charging pole can be fastened conveniently, and the uniform holes and the U-shaped manual groove are shielded or filled with caps when not used.

4. The electric vehicle charging apparatus base as claimed in claim 1, wherein the gap bridge unit couples and fastens the housing unit and the cover unit for non-rigid fastening of the threshold values of pre-stress and deflection, and the position is fixed by the stroke stop valve and the lock valve, when the screw fastening pre-stress reaches the threshold value, the gap bridge support, the gap bridge hook, the gap bridge lug and the screw are automatically broken or broken to unhook the housing unit and the cover unit, so as to protect the integrity of the housing unit, and the middle opening facilitates the free access of the power line.

5. The electric vehicle charging device base as recited in claim 1, wherein the guard unit is supported by the cover plate unit, and is composed of non-angle smooth profile material, high flexibility or high deflection non-rigid member around the guard bar and the guard ring, the guard bar and the guard ring are in horn shape, the horn mouth faces upwards, the slight lateral force is absorbed and buffered and transmitted to the base, and warning signs and reflective material are arranged around the guard bar and the guard ring.

Technical Field

The invention relates to the field of new energy vehicles and civil engineering pile foundation intersection, in particular to a base of a charging device of an electric vehicle.

Background

Electric vehicles have difficulty obtaining a common infrastructure that provides charging devices for the vehicle, making it inconvenient to own and use the electric vehicle. The sizes of charging rod devices provided by different electric automobile manufacturers are different, so that civil departments, investment companies and potential users can deploy civil engineering bases of the charging devices in public roads, residential districts, garages and other areas in advance, the standard implementation is difficult to unify, and the same large investment risk exists when any standard implementation is selected. Before the charging device base is constructed and the charging rod is installed and started, the base protrudes out of the ground part to influence the safety of pedestrians. Present electric vehicle charging device lacks warning and protection around, when the pole that charges takes place the side effect and act on, the base that charges is transmitted to power, leads to the base not hard up even by the pole that charges to link the root and pull up, and pre-buried base inner line damages, and later stage base civil engineering basis consolidates the maintenance cycle length, and pre-buried line maintenance construction cost is high. Therefore, the present invention aims to improve the existing electric vehicle charging device base to better meet the actual needs.

Disclosure of Invention

The present invention is directed to a base for an electric vehicle charging device, which solves the above-mentioned problems of the prior art.

The technical problem solved by the invention is realized by adopting the following technical scheme:

the electric vehicle charging device base comprises a shell unit, a cover plate unit, a gap bridge unit and a protection unit. The shell unit is fixed in the underground foundation, a groove is formed in the periphery of the inner side of the top of the shell unit, which is flush with the ground, and holes are formed in the periphery of the shell unit. The cover plate unit is borne by the shell unit, a U-shaped hole is formed in the middle of the cover plate unit, the holes are evenly distributed, and the charging pole and the protection unit are borne above the cover plate unit. The gap bridge unit is connected with the shell unit and the cover plate unit and consists of a gap bridge support, a gap bridge hook, a gap bridge lug, a screw rod, a check valve and a lock valve. The protection unit comprises guard bar, guard ring, jump ring and warning sign.

In the invention, the shell unit is fixed in a stable underground foundation and is a middle part of the underground foundation and the cover plate unit, the top of the shell unit is provided with a groove to ensure that the cover plate unit can be stably lifted and tightly combined with the cover plate unit in a concave-convex manner, the weight of the cover plate unit part is safely borne, the top of the shell unit is flush with the ground, and a power line freely passes through holes arranged on the periphery of the shell unit and enters and exits the underground foundation.

According to the invention, the top of the cover plate unit is flush with the ground, the charging pole is fixed and the weight of the charging pole is borne, the protection unit is fixed and the side stress of the protection unit is borne, holes are uniformly distributed on the cover plate to adapt to different sizes of charging pole bases, the U-shaped manual groove is formed in the middle of the cover plate, the gap bridge unit and the charging pole are conveniently fastened, and the uniform holes and the U-shaped manual groove are shielded or filled by caps when not used.

In the invention, the gap bridge unit is connected and fastened with the shell unit and the cover plate unit, the gap bridge unit is non-rigidly fastened with the threshold value of prestress and deflection, the position of the gap bridge unit is fixed by the stroke stop valve and the lock valve, and when the screw fastening prestress reaches the threshold value, the gap bridge support, the gap bridge hook, the gap bridge lug and the screw are automatically damaged or broken to enable the shell unit and the cover plate unit to be unhooked, so that the shell unit is protected from being intact, and a hole is formed in the middle of the shell unit, so that a power line can be conveniently and.

In the invention, the protection unit is supported by the cover plate unit and consists of non-rigid components with high flexibility or high deflection and smooth appearance materials at the peripheries of the protection rod and the protection ring, the protection rod and the protection ring are in a horn shape, the horn mouth faces upwards, slight lateral force is absorbed and buffered and transmitted to the base, and warning marks and reflective materials are arranged at the peripheries of the protection rod and the protection ring.

Has the advantages that: the electric vehicle charging device base fills the gap of being deployed as a common base of public infrastructure. The size of the charging pole is suitable for different electric automobile manufacturers, so that the base can be deployed, invested and built in advance in public road municipal engineering, residential district and garage construction. The charging device base finishes the construction and is flush with the surface of the road environment, the pedestrian safety is guaranteed, and the charging pole can be invested at a better time and installed in a required model. Base top sets up loudspeaker shape amount of deflection guard ring and warning sign, reflecting material around the pole of charging, increases the protective scope and plays warning and buffering to the slight side power of pole side direction of charging and transmit the base, protection charging pole. The base passes through the flexible design of bridge connection spare with the pole that charges, and the release force and the disconnection power of the violent power of protection effect to the pole side direction that charges transmit the base, have avoided later stage base civil engineering to consolidate, maintain and pre-buried line to receive the damage that violent side force is equivalent to the shearing force effect. When slight and strong side external force causes the charging pole to be damaged, the base of the charging device can be quickly repaired, and the cost is low.

Drawings

The attached drawings are as follows: is a cross-sectional view of the midline of a preferred embodiment of the present invention.

Wherein: 1a, a shell; 1b, a hole; 1c, a groove; 2a, a cover plate; 2b, a U-shaped groove; 2c, uniform holes; 3a1, bridge crossing hook; 3a2, hole; 3b, passing a bridge support; 3a3b, screw; 3c1, stop valve; 3c2, bridge crossing ear; 3c3, latch valve; 4a, a protective ring; 4b, a guard bar; 4c, warning identification; 240. a clamp spring; 5. a power line; 6. a charge pole.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.

Referring to the preferred embodiment of the base of the charging device for the electric vehicle in the drawing, the present embodiment comprises a housing 1a, a hole 1b and a groove 1c, wherein a power wire 5 in a buried pipeline freely enters and exits the interior of the housing 1a through the hole 1b and reaches the ground above a cover plate 2a through a hole 3a2 and a U-shaped groove 2b to provide power for a charging pole 6, and the groove 1c provides a required supporting step and thickness for the cover plate 2 a. The cover plate 2a is uniformly provided with holes 2c so as to support and install the charging rods 6 with different base sizes and the clamp springs 240 for connecting the protection rods 4b with the cover plate 2a, and the U-shaped grooves 2b provide operating spaces for installing the screw rods 3a3b and installing screw nuts of the bases of the charging rods 6. The opening 3a2 in the middle of the bridge hook 3a1 ensures the freedom of the power cord 5, and both ends are limited in the bridge ear 3c2, the bridge ear 3c2 can limit the upward displacement of the bridge hook 3a1 and the displacement toward the middle of the housing 1a, the limiting ability is limited only to a certain deformation amount of the hooks at both ends of the bridge hook 3a1, when the deformation amount exceeds a certain range, the bridge hook 3a1 can be unhooked and separated from the bridge ear 3c2, both ends of the bridge hook 3a1 can enter the bridge ear both ends 3c2 by rotating, and the alignment is successful through the stop valve 3c1, the relative position of the bridge hook 3a1 and the bridge ear 3c2 is fixed through the lock valve 3c3, the bridge ear 3c2 can be fastened by a screw or the like after being separated from the housing 1a and manufactured, or can be a part of the housing 1a one-step molding. The gap bridge support 3b and the cover plate 2a are welded into a whole, a hole is formed in the middle of the gap bridge support to guarantee the freedom degree of the power line 5, the gap bridge support 3b is connected with a gap bridge hook 3a1 through a screw rod 3a3b, and a gap is reserved between the gap bridge support 3b and the gap bridge hook 3a1 to provide buffering and elastic allowance for lateral stress from the cover plate 2 a.

Charging poles from different manufacturers are fixed on bases through evenly distributed holes 2c, so that the bases of the charging devices deployed in advance cannot be wasted or repeatedly invested, and the even holes 2c and the U-shaped grooves 2b are shielded or filled with caps when not used, so that dust and other impurities are prevented from being blocked or entering the shell. The housing 1a and the cover plate 2a are flush with the ground, so that the charging device base deployed in advance does not cause pedestrian travel influence and other environmental influences on the surrounding environment. When people and thing are close charge pole 6 in the surrounding environment, warning sign, reflecting material 4c on the guard ring can produce the warning effect to people's vision, when will contact charge pole 6 promptly and produced slight side stress to guard ring 4a, guard bar 4b of relative flexible tubular product preparation such as hollow steel pipe, plastics to and the general jump ring 240 of fastening strength can cushion this slight side stress. As the slight side stress continues to expand, the side stress acts on the charge pole 6 and is transmitted to the cover plate 2a, the bridge 3b, the screw 3a3b, the bridge hook 3a1, and the bridge lug 3c2, and the gap between the bridge hook 3a1 and the bridge 3b and the flexibility of the bridge hook 3a1 can buffer the reinforced side stress. When the strengthened side stress continues to expand to generate severe side stress, even when the protective rod 4b, the protective ring 4a, the snap spring 240 and the charging rod 6 overturn, the two ends of the bridge hook 3a1 are unhooked from the two ends of the bridge lug 3c2, and the shell 1a and the power line 6 cannot be damaged at this time. In maintenance, the gap bridge hook 3a1, the screw rod 3a3b, the protection rod 4b, the protection ring 4a, the clamp spring 240 and the charging rod 6 are found out from the spare part library and are installed again, and the repair time for rebuilding the civil foundation part of the charging device is shortened.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.