CN115782630A - A car charging AC pile that is conveniently installed with copper bars - Google Patents

Abstract

The utility model provides an adopt copper bar to inserting the car of portable installation and charge and exchange stake, relates to the new forms of energy electric automobile field of charging, include: a housing, a bottom shell; the shell is fixedly provided with a male end plugging device, and the bottom shell is fixedly provided with a female end plugging device matched with the male end plugging device; the shell and the bottom shell are detachably and fixedly arranged to form a shell; the plug male end device and the plug female end device are both positioned in the shell; the control unit is fixedly arranged in the shell and is electrically connected with the plug-in male end device; an output cable connected with the charging gun is fixedly installed on the shell and is electrically connected with the control unit; the shell is fixedly provided with a human-computer interaction screen which is electrically connected with the control unit; the invention adopts the plug-in connection mode to install the charging pile, compared with the traditional charging pile, the installation process is more convenient, the disassembly is convenient in the later maintenance process, and compared with the traditional charging pile, the time consumption is lower, and the installation is convenient and fast.

Description

A car charging AC pile that is conveniently installed with copper bars

technical field

The invention relates to the field of new energy electric vehicle charging, in particular to a vehicle charging AC pile that is conveniently installed by pairing copper bars.

Background technique

At present, new energy vehicles are growing rapidly, and the charging piles of their supporting facilities are also increasing sharply. The function of charging piles is similar to that of fuel dispensers in gas stations. They can be fixed on the ground or walls and installed in public buildings (public buildings, shopping malls, public parking lots, etc.) ) and in the parking lot or garage of the residential area, various types of electric vehicles can be charged according to different voltage levels; the input end of the charging pile is directly connected to the AC power grid, and the output end is equipped with a charging plug for charging electric vehicles; For a large number of charging piles, higher requirements are put forward for their safety, reliability, convenience, and convenience of later maintenance during construction;

Most of the current charging piles will have a backboard. First install the backboard on the wall or a column. When wiring the charging pile, you need to open the shell of the charging pile, pass the wire through the back shell of the charging pile, and connect The wires are connected to the inside of the charging pile, and a small number of them need to be connected to the casing. After the wiring is completed, the casing is installed on the rear casing. The wiring process is cumbersome and the operation is inconvenient;

Therefore, the present invention proposes a vehicle charging AC pile that is conveniently installed with copper bars plugged in to improve the convenience of charging pile installation. By changing the structure of the charging pile, the installation method of the charging pile is simplified, so that the installation and construction personnel operation is more convenient.

Contents of the invention

The technical solution used in the present invention is: a car charging AC pile that adopts copper bars to be plugged and installed portablely, including: a shell and a bottom shell; There is a plug female end device matched with the plug male end device; the outer shell and the bottom case are detachably fixed and installed to form a housing; the plug male end device and the plug female end device The end devices are located inside the housing;

A control unit is fixedly installed inside the casing, and the control unit is electrically connected to the plug-in male device; the bottom casing is provided with a space for input cables to enter, and the casing is fixedly installed with a An output cable connected to the charging gun, the output cable is electrically connected to the control unit; a man-machine interaction screen is fixedly installed on the housing, and the man-machine interaction screen is electrically connected to the control unit.

Further, the plug-in receptacle device includes: five sets of receptacle components, respectively corresponding to A, B, C, N and PE terminals in the three-phase five-wire alternating current;

Each set of the female end assembly includes: a fixed block; the fixed block is fixedly installed on the bottom case, and a metal bent frame is fixedly installed on the fixed block; the fixed block is provided with a channel for inserting cables hole, and is provided with a threaded hole; the axis of the threaded hole is perpendicular to the axis of the through hole, and penetrates to the inside of the through hole; a bolt is engaged and installed in each of the threaded holes; each of the metal brackets is respectively Corresponding to the A, B, C, N and PE terminals of the three-phase five-wire AC system;

The plug-in male end device includes: an insertion piece; each of the metal brackets is provided with an opening for the insertion of the insertion piece; there are five insertion pieces, all of which are fixedly installed on the control panel. unit, and respectively match with each of the corresponding metal brackets, and insert them.

Further, a spring clip wire is fixedly installed on each of the metal brackets, and the spring clip wire is used to further increase the clamping force after the insertion piece is inserted into the corresponding metal bracket.

Further, the plug-in male end device also includes: a fixed frame, the fixed frame is fixedly installed on the control unit; The fixing frame is fixedly connected; the insert corresponding to the PE end of the three-phase five-wire alternating current is fixedly connected to the shell.

Further, a protective shell is fixedly installed on the bottom shell, and a shell is formed between the protective shell and the bottom shell, and each set of the female end components is located in the shell; There is a square relief matching each of the metal bent openings and a circular relief matching each of the bolts.

Further, the upper end, the lower end and the rear end of the bottom case are provided with knockout holes for input cables.

Further, the joint between the outer shell and the bottom shell is provided with a sealing ring for waterproofing.

Since the present invention adopts the above-mentioned technical solution, the beneficial effects of the present invention are: the present invention installs the charging pile in the way of plugging. Compared with the traditional charging pile, the installation process is more convenient, and the later maintenance process Among them, it is easy to disassemble. Compared with the traditional charging pile, it takes less time and is convenient and quick.

Description of drawings

Figures 1-2 are schematic diagrams of the overall structure of the present invention.

3-4 are schematic diagrams of the internal structure of the present invention.

Fig. 5 is a schematic diagram of the positional relationship between the protective case and the bottom case of the present invention.

Fig. 6 is a schematic diagram of the overall structure of the plug socket according to the present invention.

Fig. 7 is a schematic diagram of the specific structure of the female end assembly of the present invention.

Fig. 8 is a schematic diagram of the specific structure of the male connector of the present invention.

Reference signs: shell-1; bottom shell-2; plug-in female device-3; plug-in male device-4; Frame-33; spring clip line-34; protective shell-35;; fixed frame-41;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Embodiments, as shown in Figures 1-8, a car charging AC pile for portable installation using copper bars, including: a casing 1, a bottom casing 2; The plug-in female end device 3 matched with the plug-in male-end device 4 is fixedly installed on the top; the shell 1 and the bottom case 2 are fixed and installed by bolts, and form a shell; the plug-in male-end device 4 and the plug-in female The end devices 3 are all located inside the housing;

A control unit 5 is fixedly installed inside the shell, and the control unit 5 is electrically connected to the plug-in male device 4; the bottom shell 2 is provided with a space for the input cable to enter, and the shell 1 is fixedly installed with an output connected to the charging gun. Cable 6, the output cable 6 is electrically connected to the control unit 5; the human-computer interaction screen is fixedly installed on the housing 1, and the human-computer interaction screen is electrically connected to the control unit; when installing, first pass the input cable through the bottom case 2 and connect Insert the plug-in female end device 3, then use expansion bolts to fix the bottom case 2 on the wall or column, and then hold the shell 1 so that the plug-in male end device 4 on the shell 1 is aligned with the plug-in female end device 3 , Insert the plug male end device 4 into the plug female end device 3. After the insertion is completed, use fastening bolts to fix the shell 1 and the bottom shell 2 together, and the installation is completed.

Specifically, as shown in Figure 5-8, the plug-in receptacle device 3 includes: five sets of receptacle components, respectively corresponding to A, B, C, N and PE terminals in the three-phase five-wire AC system;

Each set of receptacle components includes: a fixed block 31; the fixed block 31 is fixedly installed on the bottom shell 2, and a metal bent frame 33 is fixedly installed on the fixed block 31; the fixed block 31 is provided with a through hole for inserting a cable, and is provided There are threaded holes; the axis of the threaded hole is perpendicular to the axis of the through hole, and penetrates to the inside of the through hole; a bolt 32 is engaged in each threaded hole; each metal bent frame 33 corresponds to A, A, B, C, N and PE terminals; when installing, insert the A, B, C, N and PE wires in the input cable into the through holes on the corresponding fixing block 31, and turn the bolt 32 so that the bolt 32 Move down, and the wires are tightly fixed on the fixed block 31; the installation of the input cable is completed;

The plug-in male end device 4 includes: an insert piece 42; each metal bent frame 33 is provided with an opening for inserting the insert piece 42; there are five insert pieces 42, all of which are fixedly installed on the control unit 5, respectively Cooperate with each metal bracket 33 and insert it; insert each insertion piece 42 into the opening on the corresponding metal bracket 33, under the elastic action of the metal bracket 33, the metal bracket 33 holds the insertion piece 42 , so that the metal bracket 33 is in close contact with the corresponding insert piece 42 , so as to conduct the plug female end 3 and the plug male end 4 .

Specifically, a spring clip wire 34 is fixedly installed on each metal bracket 33 , and the spring clip wire 34 is used to further increase the clamping force after the insertion piece 42 is inserted into the corresponding metal bracket 33 .

Specifically, as shown in Figure 8, the plug-in male end device 4 also includes: a fixed frame 41 fixedly installed on the control unit 5; The piece 42 is fixedly connected to the fixed frame 41; the plug-in piece 42 corresponding to the PE end of the three-phase five-wire AC is fixedly connected to the shell 1; through the fixed frame 41, the plug-in piece 42 of the A, B, C, and N terminals can be improved and the control unit 5, the insertion piece at the PE end is also fixed on the shell 1, which can improve the service life of the number of inspections and prevent the insertion piece 42 from falling off when the number of inspections is too many.

Specifically, as shown in Figure 5, a protective case 35 is fixedly installed on the bottom case 2, and a shell is formed between the protective shell 35 and the bottom case 2, and each group of female end components is located in the shell; The opening of each metal bracket 33 matches the square space and the circular space that matches each bolt 32; the protective shell 35 is used to protect each female end assembly and prevent the female end from being hung up during the insertion of the insert piece 42 Components, in addition to prevent the risk of electric shock during spot maintenance.

Specifically, the upper end, the lower end and the rear end of the bottom case 2 are provided with knock-out holes for input cables; the connection between the case 1 and the bottom case 2 is provided with a sealing ring for waterproofing; The input cable enters from the upper end, the lower end or the rear end of the bottom case 2, which is convenient for the selection of different construction situations. In this embodiment, the input cable is selected to enter from the lower end of the bottom case 2, and then the knock-out hole at the lower end is opened with a hand drill, and the input cable Penetrate from the lower end of the bottom case 2; the sealing ring can improve the waterproof effect of the charging pile.

Working principle: When installing, first open the knock-out hole at the lower end of the bottom case 2, then pass the input cable through the sheltered space at the lower end of the bottom case 2, and connect the A, B, C, N and PE ends of the input cable respectively Connect to the corresponding fixing block 31, tighten the bolt 32, so that the A, B, C, N and PE terminal wires in the input cable are respectively fixed in the corresponding fixing block 31; use expansion bolts to fix the bottom case 2 to the On the wall or column; then pick up the shell 1, align the insert 42 with the opening on the corresponding metal bracket 33, and insert it, and then use the fastening bolts to fix the shell 1 and the bottom shell 2 together, complete Install.

Claims (7)

1. A car charging AC pile for portable installation using copper bars, characterized in that it includes: a casing (1), a bottom casing (2); the casing (1) is fixed with a plug-in male terminal device (4 ), the bottom shell (2) is fixedly installed with the plug socket device (3) matched with the plug socket device (4); between the shell (1) and the bottom shell (2) Removably fixedly installed and form a housing; the plug male device (4) and the plug female device (3) are both located inside the housing; A control unit (5) is fixedly installed inside the casing, and the control unit (5) is electrically connected to the plug-in male end device (4); the bottom case (2) is provided with a The housing (1) is fixedly installed with an output cable (6) connected to the charging gun, and the output cable (6) is electrically connected to the control unit (5); the housing (1) A man-machine interaction screen is fixedly installed on it, and the man-machine interaction screen is electrically connected with the control unit. 2. A car charging AC pile for portable installation using copper bars plug-in according to claim 1, characterized in that the plug-in female terminal device (3) includes: five sets of female terminal components, respectively corresponding to three phases A, B, C, N and PE terminals in the five-wire AC system; Each set of the female end assembly includes: a fixed block (31); the fixed block (31) is fixedly installed on the bottom case (2), and a metal bent frame (33) is fixedly installed on the fixed block (31) ); the fixed block (31) is provided with a through hole for inserting a cable, and is provided with a threaded hole; the axis of the threaded hole is perpendicular to the axis of the through hole, and penetrates to the inside of the through hole; each of the A bolt (32) is engaged and installed in the threaded holes; each metal bent frame (33) corresponds to the A, B, C, N and PE ends of the three-phase five-wire alternating current; The plug-in male end device (4) includes: an insertion piece (42); each of the metal brackets (33) is provided with an opening for the insertion of the insertion piece (42); the insertion piece (42) There are five sets, all of which are fixedly installed on the control unit (5), and are respectively matched with and inserted into each corresponding metal bracket (33). 3. A car charging AC pile for portable installation using copper bars plug-in according to claim 2, characterized in that a spring clip wire (34) is fixedly installed on each metal bent frame (33) , the spring clip wire (34) is used to further increase the clamping force after the insertion piece (42) is inserted into the corresponding metal bent frame (33). 4. A car charging AC pile for portable installation using copper bars plug-in according to claim 2, characterized in that, the plug-in male terminal device (4) also includes: a fixing frame (41) the fixing frame (41) is fixedly installed on the control unit (5); the inserts (42) corresponding to the A, B, C, and N terminals of the three-phase five-wire alternating current are fixedly connected to the fixing frame (41); The insert (42) corresponding to the PE end of the five-wire alternating current is fixedly connected to the housing (1). 5. A car charging AC pile for portable installation using copper bars plug-in according to claim 2, characterized in that a protective case (35) is fixedly installed on the bottom case (2), and the protective case ( 35) and the bottom shell (2) form a shell, and each set of the female end components is located in the shell; the shell is provided with an opening with each of the metal brackets (33) A cooperating square relief and a circular relief cooperating with each of said bolts (32). 6. A car charging AC pile for portable installation using copper bars plug-in according to claim 1, characterized in that, the upper end, lower end and rear end of the bottom case (2) are provided with holes for input cables Knock out the hole. 7. A car charging AC pile for portable installation using copper bars plug-in according to claim 1, characterized in that, the joint between the outer shell (1) and the bottom shell (2) is provided with waterproof sealing ring.

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