CN213056753U

CN213056753U - Special intelligent module for charging pile

Info

Publication number: CN213056753U
Application number: CN202021763520.5U
Authority: CN
Inventors: 黄忠; 陈旭东; 付强; 祁朋云
Original assignee: Shanghai Ruilei Electronic Technology Co ltd
Current assignee: Shanghai Ruilei Electronic Technology Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-04-27
Anticipated expiration: 2030-08-21

Abstract

The utility model provides a fill special intelligent object of electric pile, including casing, control panel and a plurality of relay, the control panel is installed in the casing, the casing is equipped with a plurality of draw-in grooves, the opening part of draw-in groove is equipped with the buckle, the relay is installed in the draw-in groove and with the buckle chucking, the control contact and the control panel of relay are connected. The relay in the traditional charging pile is modularly integrated, a plurality of relays are fixed on the same shell to form a combination body, and the plurality of relays are controlled to be switched on and off through the control panel; compact structure saves installation space, and control scheme is clear orderly, and the connection of each part adopts detachable mode such as joint, grafting or screw respectively, tears open and trades the convenience, and the installation is maintained easy operation. The relay is fixed on the module body through special joint design, and when a certain relay is damaged or the service life is ended, the relay can be conveniently taken out and replaced by pressing the buckle with elasticity.

Description

Special intelligent module for charging pile

Technical Field

The utility model relates to an electric elements technical field such as electric pile and energy storage are filled to new energy automobile, new energy, in particular to fill special intelligent object of electric pile.

Background

Along with the popularization of electric automobiles in China, charging piles for charging the electric automobiles are more and more concerned by people, and the miniaturization, integration and intellectualization are the trend of the future development.

At present, fill electric pile inside six relays that use, most electric pile inside relay that uses is the permutation alone, arranges in disorder when using the installation, and the space occupation is great. And the control system is independently controlled when in use, the wiring harness of a control signal is more numerous, the circuit is complicated and messy, and the installation and the maintenance are difficult.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a fill special intelligent object of electric pile, including casing, control panel and a plurality of relay, the control panel is installed in the casing, the casing is equipped with a plurality of draw-in grooves, the opening part of draw-in groove is equipped with the buckle, the relay is installed in the draw-in groove and with the buckle chucking, the control contact and the control panel of relay are connected.

Optionally, the casing is provided with a control port and a communication port, the control port is internally provided with a first terminal, the communication port is internally provided with a second terminal, the first terminal and the second terminal are connected with the control panel, the second terminal is an SR-485 interface or a CAN interface, and the control contact of the relay is connected with the control panel in an inserting mode with the first terminal.

Optionally, the number of the clamping grooves and the number of the relays on the shell are three, the three clamping grooves are arranged on the shell in a triangular mode, the cross section of each clamping groove is in a semi-arc shape, inward convex eaves are arranged at two ends of an opening of each clamping groove, the relays are cylindrical, and the convex eaves clamp the outer cylindrical surfaces of the relays; the first power contact of the first relay is connected to a power contact of the second relay, and the second power contact of the first relay is connected to a power contact of the third relay.

Optionally, the control panel is connected to a voltage sensor and an insulation detection element, the voltage sensor is connected to a power contact of the relay, and the insulation detection element is connected to the housing.

Optionally, the housing includes a body and a bottom cover, and the body and the bottom cover are fixedly connected by screws; the body of the shell is integrally formed, and the shell is made of an insulating material.

Optionally, the surfaces of the two sides of the shells are respectively provided with a slot and a guide rail, and the two shells can be connected with the guide rail of the second shell in a matching manner through the slot of the first shell; an insulating partition plate is arranged on the connecting surface of the first shell and the second shell, the insulating partition plate is clamped and fixed by the two shells, and the insulating partition plate extends to a position between adjacent relays on the two shells from the connecting surfaces of the two shells; the first shell and the second shell are respectively provided with a second terminal inserted by a communication port jack and connected with each other by a cable.

Optionally, the control panel is connected with temperature sensor, alarm indicator and bee calling organ, temperature sensor installs inside the casing, alarm indicator and bee calling organ install the surface at the casing.

Optionally, the control panel is connected with a display screen, and the display screen receives and displays the power supply parameters and the temperature values transmitted by the control panel.

The relay in the traditional charging pile is modularly integrated, a plurality of relays are fixed on the same shell to form a combination body, and the plurality of relays are controlled to be switched on and off through the control panel; compact structure saves installation space, and control scheme is clear orderly, and the connection of each part adopts detachable mode such as joint, grafting or screw respectively, tears open and trades the convenience, and the installation is maintained easy operation. The relay is fixed on the module body through special joint design, and when a certain relay is damaged or the service life is ended, the relay can be conveniently taken out and replaced by pressing the buckle with elasticity.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective exploded view of an intelligent module dedicated for charging pile in an embodiment of the present invention;

fig. 2 is a front view of an embodiment of the intelligent module dedicated for charging pile of the present invention;

fig. 3 is a schematic perspective view of a housing of an embodiment of the intelligent module special for charging pile of the present invention;

fig. 4 is a schematic perspective view of an embodiment of the two charging pile dedicated intelligent module assembly of the present invention;

fig. 5 is an assembled rear elevation view of two intelligent modules dedicated for charging piles of the present invention;

fig. 6 is a schematic diagram of the wiring for the charging pile after the two intelligent modules special for the charging pile are assembled;

fig. 7 is a circuit diagram of the embodiment of fig. 6.

In the figure: 1. the device comprises a shell, 2, a control panel, 3, a relay, 4, a second terminal, 5, an insulating partition board, 6, a cable, 7, a copper sheet, 8, a direct power supply, 9, a charging gun, 10, a body, 11, a bottom cover, 12, a clamping groove, 13, a convex brim, 14, a buckle, 15, a control port, 16, a communication port, 17, a guide rail, 18, a slot, 31, a first terminal, 32 and a power supply contact.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1-3, the embodiment of the utility model provides a fill special intelligent object of electric pile, including casing 1, control panel 2 and a plurality of relay 3, control panel 2 is installed in casing 1, casing 1 is equipped with a plurality of draw-in grooves 12, the opening part of draw-in groove 12 is equipped with buckle 14, relay 3 installs in draw-in groove 12 and with 14 chucking of buckle, relay 3's control contact is connected with control panel 2.

The working principle and the beneficial effects of the technical scheme are as follows: the relay in the traditional charging pile is modularly integrated, a plurality of relays are fixed on the same shell to form a combination body, and the plurality of relays are controlled to be switched on and off through the control panel; compact structure saves installation space, and control scheme is clear orderly, and the connection of each part adopts detachable mode such as joint, grafting or screw respectively, tears open and trades the convenience, and the installation is maintained easy operation. The relay is fixed on the module body through special joint design, when a certain relay damages or the life-span ends, through will have elastic buckle to push down, can take out the relay very conveniently and change, and the control panel can select to adopt intelligent control type.

In one embodiment, as shown in fig. 1 to 3, the housing 1 is provided with a control port 15 and a communication port 16, the control port 15 is internally inserted with a first terminal 31, the communication port 16 is internally inserted with a second terminal 4, the first terminal 31 and the second terminal 4 are connected with the control board 2, the second terminal 4 is an SR-485 interface or a CAN interface, and the control contact of the relay 3 is connected with the control board 2 by plugging with the first terminal 31.

The working principle and the beneficial effects of the technical scheme are as follows: the control contact connecting circuit of the relay adopts a first terminal plugging mode, the communication circuit adopts a second terminal for plugging, on one hand, the connection is convenient, on the other hand, the electric wires are clustered into groups through the terminals, the circuit is clearer and more orderly, the second terminal 4 adopts an SR-485 interface or a CAN interface and is used for mutually connecting the control signal lines of the intelligent module special for the charging pile in series or connecting the control signal lines to a remote control end, the suction and the release of each group of module relays are controlled through a standard communication interface, and the universality and the compatibility of the interface are realized. The modules are connected in series through special CAN communication lines, and the modules CAN be expanded through series connection.

In one embodiment, as shown in fig. 1 to 3, there are three slots 12 and three relays 3 on the housing 1, the three slots 12 are arranged in a triangular shape on the housing 1, the cross section of each slot 12 is a semi-circular arc shape, two open ends of each slot are provided with inward protruding eaves 13, each relay 3 is cylindrical, and the protruding eaves 13 clamp an outer cylindrical surface of each relay 3; as shown in fig. 6 and 7, the first power contact of the first relay 3a (3a ') is connected to a power contact of the second relay 3b (3 b'), the second power contact of the first relay 3a (3a ') is connected to a power contact of the third relay 3c (3 c'), and the power contacts may be connected using a copper sheet 7.

The working principle and the beneficial effects of the technical scheme are as follows: this scheme adopts three relay combination mode, two power contacts of one of them relay are connected with a contact of two other relays respectively, during the use, with two power contacts of first relay different power of being connected respectively, use on filling electric pile, when filling electric pile outside and having a plurality of loads, as shown in figure 6 and 7 have two guns that charge, if only one rifle that charges, or two guns that charge simultaneously but the power when differentiating, through the closed and the disconnection of control first outage ware 3a (3a '), for example first outage ware 3a (3 a') is closed, two power forms parallelly connected, the power increase of the rifle that charges. The product can carry out a reasonable distribution to outside energy demand, guarantees the charge efficiency of load.

In one embodiment, the control board 2 is connected with a voltage sensor connected with the power contact 32 of the relay 3 and an insulation detection element connected with the housing 1.

The working principle and the beneficial effects of the technical scheme are as follows: this scheme is through setting up insulating detecting element and voltage sensor, has integrateed the high voltage detection function of insulating detection and contact, can do an effectual record and can carry out timely feedback to the state of this product and the contact resistance between the power contact to the module is from the operating condition and the fault condition that the relay auxiliary contact monitoring function of taking can be timely provides the product, conveniently masters maintenance duration.

In one embodiment, as shown in fig. 1, the housing 1 includes a body 10 and a bottom cover 11, and the body 10 and the bottom cover 11 are fixedly connected by screws; the body 10 of the shell 1 is integrally formed, and the shell 1 is made of an insulating material.

The working principle and the beneficial effects of the technical scheme are as follows: the casing adopts insulating material preparation, and the casing is for using screw fixed connection's body and bottom two parts, conveniently installs the control panel in the casing, forms the protection to the control panel after the encapsulation, and dustproof and waterproof has improved electrical protection grade and power consumption security, and the screw fixation still conveniently detects or changes the control panel.

In one embodiment, as shown in fig. 4-5, the two side surfaces of the housing 1 are respectively provided with a slot 18 and a guide rail 17, and the two housings 1 can be connected with the guide rail 17 of the second housing through the slot 18 of the first housing; an insulating partition plate 5 is arranged on the connecting surface of the first shell and the second shell, the insulating partition plate 5 is clamped and fixed by the two shells, and the insulating partition plate 5 extends from the connecting surface of the two shells to a position between adjacent relays on the two shells; the two housings each have a second terminal 4 for a communication port card to be inserted and connected to each other by a cable 6.

The working principle and the beneficial effects of the technical scheme are as follows: use the electric pile that fills that needs six relays as an example, if fill electric pile special intelligent object and adopt three relay combination mode, can adopt this scheme to realize that two fill electric pile special intelligent object and connect the use side by side, reduce greatly and fill electric pile and need send out the volume, adopt the connected mode shown in figure 6 and figure 7, connect a plurality of power 8 and the rifle 9 that charges, come actuation, the release of control every group module relay through the communication interface of standard. Through dedicated CAN communication line series connection between every module, the module CAN be through establishing ties the extension, and corresponding fill the rifle head of electric pile and also CAN increase, and the relay is fixed on the module body through special bayonet socket design, when a certain relay damages or life-span ends, through pushing down the buckle, CAN take out the relay of renewal very conveniently with the relay. Meanwhile, the high-voltage detection functions of insulation detection and contacts can be integrated, the state of the product and the contact resistance between the contacts can be effectively recorded, and timely feedback can be carried out. And the module is from the relay auxiliary contact monitoring function of taking can be timely provide the operating condition and the fault condition of product, conveniently masters maintenance duration. When filling electric pile outside and having a plurality of loads, this product can carry out a reasonable distribution to outside energy demand, guarantees the charge efficiency of load.

In one embodiment, the control board 2 is connected with a temperature sensor installed inside the housing 1, an alarm indicator light and a buzzer installed on an outer surface of the housing 1. The control panel 2 is further connected with a display screen, and the display screen receives and displays the power supply parameters and the temperature values transmitted by the control panel.

The working principle and the beneficial effects of the technical scheme are as follows: the temperature sensor can monitor the temperature condition when in use, and the alarm indicator lamp and the buzzer are arranged for generating sound and light alarm signals when the product is in failure or abnormal in use, so that timely treatment is effectively prompted; the display screen is arranged for displaying parameter values and changes such as power supply parameters, temperature values and the like which need to be paid attention to in use, and can also display conditions such as fault positions, reasons and the like.

According to the invention, on the basis of the existing relay for the charging pile, a plurality of relays in the charging pile are integrated, so that the space occupancy rate of the relays during use and installation is reduced, and the control of various signals in the charging pile on the relays CAN be effectively reduced by controlling the modules in an SR-485 and CAN communication mode. The module has strong interchangeability to the relay, can record and monitor the service life of the relay in real time, and can provide feedback to the master control to inform people to replace the independent relay when the service life of one relay in the module is ended. To a great extent has reduced the cost in the use, and module self can carry out the energy monitoring to the load of outside, can in time effectual distribute the energy, improves electric automobile's charge efficiency, and this module can be through establishing ties the extension moreover, and along with the extension of module, traditional electric pile that fills is not restricted to present two rifle designs, can increase corresponding rifle head that charges along with the increase of module. Compared with the prior art, the invention has the following advantages or positive effects:

1. the inside six relays that use of electric pile are filled to present tradition, arrange in disorder when using the installation to occupy great space. The utility model discloses the product has carried out integrated design with three relay, with its integration to a module on, the effectual area occupied that reduces the relay, and this module has dedicated installation foot position, convenient to use installation to accessible bayonet lock concatenation is expanded between every module, carries out series connection through the communication cable, has improved assembly and availability factor.

2. The tradition fills electric pile all is the independent control to every group relay, and the control pencil and the control circuit that need are more numerous to efficiency ratio is lower when welding, the utility model discloses a design of integrated circuit board is controlled the module through SR-485, CAN communication mode, has saved power input and signal feedback pencil, has also effectively reduced product control circuit's hardware cost. A special plug-in type interface is adopted between the circuit board and the product wiring harness, so that the condition of wiring error during installation can be effectively prevented.

3. The utility model discloses from taking the master control circuit board, it is more direct effective to relay control and inside sensor signal acquisition, and adopt its circuit break-make of positive and negative bilateral control to the relay, it is more safe to make the circuit charge, because malfunction and misjudgment that cause to the understanding of relay parameter when having avoided the indirect control relay of external circuit, and the control panel is from taking "owner", "from" module automatic identification function, when a plurality of uses side by side, the control panel of acquiescence and master control end connection is the primary module, the control panel that is connected with the primary module is the secondary module.

4. The utility model discloses can be from taking the insulation to detect the function, can carry out real-time insulation monitoring safely effectually to the product, avoided taking place the danger of electric leakage in charging process.

5. Consider the energy-conserving requirement of new forms of energy, can the utility model discloses an inside integrated energy-conserving board circuit of product, the hardware resource waste condition when having avoided a plurality of relays to use.

6. The utility model discloses from the auxiliary contact function of taking can real-time supervision and send the operating condition and the fault condition of relay to the master control board can take notes the electric life-span of relay, and convenient effectual the maintenance time who lets us master the relay has avoided because the product appears surpassing rated electric life-span and not carrying out timely change for the harm that we brought.

7. When a load is arranged on the external charging pile, the energy distribution unit integrated with the control panel in the product can distribute energy in time according to the size of the load, so that the charging efficiency is improved.

8. The utility model discloses can add the high pressure detection function to the relay contact, can effectively prevent the overheated condition of contact terminal that the relay contact caused because of contact resistance is too big.

9. When a plurality of intelligent modules are used in parallel, the design of the insulating baffle is added between the positive leading-out terminal and the negative leading-out terminal of the intelligent modules special for the adjacent charging piles, and the phenomenon of arc discharge between two contacts is avoided.

10. The utility model discloses can add the temperature monitoring function, can be real-time the operating temperature who looks over the module, guarantee that the product has a good operating condition.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a fill special intelligent object of electric pile, its characterized in that, includes casing (1), control panel (2) and a plurality of relay (3), install in casing (1) control panel (2), casing (1) is equipped with a plurality of draw-in grooves (12), the opening part of draw-in groove (12) is equipped with buckle (14), install in draw-in groove (12) relay (3) and with buckle (14) chucking, the control contact and the control panel (2) of relay (3) are connected.

2. The intelligent module special for charging piles according to claim 1, wherein the housing (1) is provided with a control port (15) and a communication port (16), the control port (15) is internally plugged with a first terminal (31), the communication port (16) is internally plugged with a second terminal (4), the first terminal (31) and the second terminal (4) are connected with the control board (2), the second terminal (4) is an SR-485 interface or a CAN interface, and a control contact of the relay (3) is connected with the control board (2) in a plugging manner with the first terminal (31).

3. The intelligent module special for charging piles according to claim 1, wherein the number of the clamping grooves (12) on the shell (1) and the number of the relays (3) are three, the three clamping grooves (12) are arranged on the shell (1) in a triangular manner, the cross section of each clamping groove (12) is in a semi-circular arc shape, inward convex eaves (13) are arranged at two ends of an opening of each clamping groove, each relay (3) is in a cylindrical shape, and the convex eaves (13) clamp the outer cylindrical surface of each relay (3); the first power contact of the first relay is connected to a power contact of the second relay, and the second power contact of the first relay is connected to a power contact of the third relay.

4. The intelligent module special for charging piles according to claim 3, characterized in that the control board (2) is connected with a voltage sensor and an insulation detection element, the voltage sensor is connected with a power contact (32) of the relay (3), and the insulation detection element is connected with the housing (1).

5. The intelligent module special for charging pile according to claim 1, characterized in that the housing (1) comprises a body (10) and a bottom cover (11), and the body (10) and the bottom cover (11) are fixedly connected by screws; the shell is characterized in that the body (10) of the shell (1) is integrally formed, and the shell (1) is made of an insulating material.

6. The intelligent module special for charging piles according to any one of claims 1 to 5, wherein the two side surfaces of the housings (1) are respectively provided with a slot (18) and a guide rail (17), and the two housings (1) can be matched and connected with the guide rail (17) of the second housing through the slot (18) of the first housing; an insulating partition plate (5) is arranged on the connecting surface of the first shell and the second shell, the insulating partition plate (5) is clamped and fixed by the two shells, and the insulating partition plate (5) extends to a position between adjacent relays on the two shells from the connecting surfaces of the two shells; the first shell and the second shell are respectively provided with a second terminal (4) for inserting a communication port socket card, and the second terminals are connected with each other by cables.

7. The intelligent module special for charging piles according to any one of claims 1 to 5, wherein the control board (2) is connected with a temperature sensor, an alarm indicator light and a buzzer, the temperature sensor is installed inside the casing (1), and the alarm indicator light and the buzzer are installed on the outer surface of the casing (1).

8. The intelligent module special for charging piles according to claim 7, wherein the control board (2) is connected with a display screen, and the display screen receives and displays the power supply parameters and the temperature values transmitted by the control board.