CN209888675U - Self-locking electric shock prevention electric vehicle charging device - Google Patents

Self-locking electric shock prevention electric vehicle charging device Download PDF

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Publication number
CN209888675U
CN209888675U CN201920616087.3U CN201920616087U CN209888675U CN 209888675 U CN209888675 U CN 209888675U CN 201920616087 U CN201920616087 U CN 201920616087U CN 209888675 U CN209888675 U CN 209888675U
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CN
China
Prior art keywords
charging
electromagnetic lock
lock
output end
wireless receiver
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920616087.3U
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Chinese (zh)
Inventor
刘畅
程前帅
常权
侯彦东
王成威
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kaifeng Pauline Machinery Co Ltd
Henan University
Original Assignee
Kaifeng Pauline Machinery Co Ltd
Henan University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kaifeng Pauline Machinery Co Ltd, Henan University filed Critical Kaifeng Pauline Machinery Co Ltd
Priority to CN201920616087.3U priority Critical patent/CN209888675U/en
Application granted granted Critical
Publication of CN209888675U publication Critical patent/CN209888675U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles

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  • Electric Propulsion And Braking For Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model provides a self-locking electric shock prevention charging device for an electric vehicle, which comprises a charging seat body, an electromagnetic lock, a travel switch, a relay and a charger, wherein a charging port cover is arranged at the insertion end of the charging seat body; the electromagnetic lock is arranged at the bottom of the charging seat body, and the input end of the electromagnetic lock is connected with one output end of the wireless receiver; the elastic bolt of the travel switch is inserted into the fixed end, and the input end of the travel switch is connected to one output end of the wireless receiver; the input end of the relay is connected with one output end of the wireless receiver, one output end of the relay is connected with the anode of the sealed lead-acid battery, and the other output end of the relay is connected with the anode binding post; and a wireless transmitter corresponding to the wireless receiver is arranged in the charger. The utility model discloses some potential safety hazards in the electric motor car charging process have effectively been avoided.

Description

Self-locking electric shock prevention electric vehicle charging device
Technical Field
The utility model relates to a relevant technical field that the electric motor car charges particularly, relates to a auto-lock protection against electric shock electric vehicle charging device.
Background
The electric vehicle is taken as a green sunward industry, is favored by low-price, convenient and environment-friendly functional advantages, is favored by low-income levels in cities, accords with the energy-saving and environment-friendly trend determined by the state, saves energy and environment and plays an important role in economic development, the electric vehicle is more and more generally used, but most of charging interfaces of electric vehicle batteries are directly exposed metal electrodes, once metal or human bodies touch the metal electrodes carelessly, electric shock accidents can happen, and in the daily life process, users can use an unmatched charger for charging at times, if the users use the wrong charger, the potential safety hazard of charging can be increased, in order to solve the problems, a charging interface with a protective cover is researched, but the charging interface is not suitable for children with strong curiosity, and still has electric shock risks.
SUMMERY OF THE UTILITY MODEL
The utility model provides a new auto-lock protection against electric shock electric vehicle charging device, the technical problem that solve are that the mouth that charges of current charging seat arouses the electric shock accident easily for setting up effectual protection against electric shock device, and charging seat and charger use in mixture easily, arouse the problem of potential safety hazard.
In view of the above, the utility model provides a novel self-locking electric shock prevention electric vehicle charging device, including charging seat body, electromagnetic lock, travel switch, relay and charger, the grafting end of charging seat body is provided with the charging flap, the bottom of charging flap extends along the bottom lateral wall of grafting end and is provided with the locking closure, be provided with first lockhole on the locking closure, the rigid coupling end of charging seat body is provided with positive terminal, negative terminal and ground terminal, be provided with the second lockhole between positive terminal, negative terminal and the ground terminal; the electromagnetic lock is arranged at the bottom of the charging seat body, an electromagnetic lock pin of the electromagnetic lock is arranged in the first lock hole in a penetrating manner, and the input end of the electromagnetic lock is connected with one output end of the wireless receiver; the elastic bolt of the travel switch is inserted into the fixed end, the input end of the travel switch is connected to one output end of the wireless receiver, and the elastic bolt of the travel switch is inserted into the second lock hole; the input end of the relay is connected with one output end of the wireless receiver, one output end of the relay is connected with the positive pole of the sealed lead-acid battery, the other output end of the relay is connected with the positive pole binding post, and the negative pole of the sealed lead-acid battery is connected with the negative pole binding post; and a wireless transmitter corresponding to the wireless receiver is arranged in the charger.
In any one of the above technical solutions, preferably, a fixing frame is disposed at the top of the insertion end, and the charging port cover is disposed on the fixing frame through a torsion spring.
In any one of the above technical solutions, preferably, a spring seat is disposed on the electromagnetic lock, and a spring in the spring seat is sleeved on the electromagnetic lock pin.
In any one of the above technical solutions, preferably, the size of the charging port cover is the same as that of the insertion end, and the locking cover and the charging port cover are bent at a right angle.
In any one of the above technical solutions, preferably, it is characterized in that two sides of the insertion end are provided with a stop lug, and each stop lug is provided with a mounting hole.
Compared with the prior art, the utility model has the advantages of:
(1) the bottom of the charging port cover of the charging seat body is provided with the lock cover, and electronic locking is carried out through the electromagnetic lock, so that a user can open the charging port cover only when the wireless transmitter transmits a signal, and unnecessary electric shock risks are effectively avoided;
(2) the travel switch is arranged at the fixed connection end of the charging seat body, so that when the charging seat is not charged, even if the charging port cover is damaged, a human body or metal contacts the positive terminal, the negative terminal and the grounding terminal of the plug-in end, no electric shock is caused;
(3) set up wireless transmitter in the charger, this wireless transmitter uses with wireless receiver is supporting, has effectively avoided the potential safety hazard that the user charged and causes with the charger that does not support.
Drawings
Fig. 1 is a schematic diagram illustrating an overall structure of a self-locking electric shock prevention charging device for an electric vehicle according to an embodiment of the present invention;
fig. 2 is an exploded view of the charging stand body of fig. 1;
FIG. 3 is a schematic diagram of the electromagnetic lock of FIG. 1;
fig. 4 is a schematic front view illustrating the charging dock body of fig. 1 with the charging port cover removed;
fig. 5 is a schematic view showing a back structure of the charging dock body of fig. 1 with the charging port cover removed;
fig. 6 shows a schematic view of the structure of the charging port cover in fig. 1.
Wherein, the names corresponding to the reference numbers in the drawings are: the charging seat comprises a charging seat body 101, an electromagnetic lock 102, a travel switch 103, a relay 104, a charger 105, a plugging end 106, a charging port cover 107, a locking cover 108, a first locking hole 109, a fixed end 110, a positive terminal 111, a negative terminal 112, a grounding terminal 113, a second locking hole 114, a fixed frame 115, a torsion spring 116, an electromagnetic locking pin 117, a wireless receiver 118, an elastic bolt 119, a sealed lead-acid battery 120, a wireless transmitter 121, a baffle lug 122, a mounting hole 123, a positive electrode 124, a negative electrode 125, a charging head 126,
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The present invention will be further described with reference to fig. 1 to 5.
As shown in fig. 1 to 5, a self-locking electric shock prevention charging device for an electric vehicle comprises a charging seat body 101, an electromagnetic lock 102, a travel switch 103, a relay 104 and a charger 105, the plug end 106 of the charging stand body 101 is provided with a charging port cover 107, the bottom of the charging port cover 107 is provided with a lock cover 108 extending along the bottom side wall of the plug end 106, the size of the charging port cover 107 is the same as that of the plugging port 106, the locking cover 108 and the charging port cover 107 are bent at a right angle, the lock cover 108 is provided with a first lock hole 109, the fixed connection end 110 of the charging seat body 101 is provided with a positive terminal 111, a negative terminal 112 and a grounding terminal 113, a second locking hole 114 is formed among the positive terminal 111, the negative terminal 112 and the ground terminal 113, a fixing frame 115 is arranged at the top of the inserting end 106, and the charging port cover 107 is arranged on the fixing frame 115 through a torsion spring 116; the electromagnetic lock 102 is arranged at the bottom of the charging seat body 101, an electromagnetic lock pin 117 of the electromagnetic lock 102 is arranged in the first lock hole 109 in a penetrating manner, an input end of the electromagnetic lock is connected to an output end of the wireless receiver 118, a spring seat (not shown in the figure) is arranged on the electromagnetic lock 102, and a spring in the spring seat is sleeved on the electromagnetic lock pin 117; the elastic bolt 119 of the travel switch 103 is inserted into the fixed end 110, the input end of the travel switch 103 is connected to one output end of the wireless receiver 118, and the elastic bolt 119 of the travel switch 103 is inserted into the second lock hole 114; the input end of the relay 104 is connected to one output end of the wireless receiver 118, one output end of the relay 104 is connected to the positive pole 124 of the sealed lead-acid battery 120, the other output end is connected to the positive pole terminal 111, and the negative pole 125 of the sealed lead-acid battery 120 is connected to the negative pole terminal 112; the charger 105 is internally provided with a wireless transmitter 121 corresponding to the wireless receiver 118, two sides of the insertion end 106 are both provided with a stop lug 122, and each stop lug 122 is provided with a mounting hole 123.
In the actual use process, when a user charges, after the charger 105 is connected with the mains supply, the wireless transmitter 121 inside the charger 105 is started to transmit a charging start signal to the wireless receiver 118, after the wireless receiver 118 receives the charging start signal, the electromagnetic lock 102 is triggered to be powered on, the electromagnetic lock pin 117 of the electromagnetic lock 102 exits from the first lock hole 109, the user can manually open the charging cover 107, the charging head 126 of the charger 105 is inserted into the plug-in end 106 of the charging seat body 101, the charging head 126 compresses the elastic bolt 119 to exit from the second lock hole 114, the travel switch 103 is triggered to switch on the relay 104, and the positive electrode 124 and the negative electrode 125 of the sealed lead-acid battery 120 are communicated, so that the charging operation is realized; after charging is completed, the charging head 126 of the charger 105 is firstly pulled out, the elastic bolt 119 is automatically inserted into the second locking hole 114, the travel switch 103 triggers the relay 104 to be disconnected, the positive terminal 111, the negative terminal 112 and the grounding terminal 113 of the plugging terminal 106 are powered off, meanwhile, the charging port cover 107 is automatically buckled, then the connecting end of the charger 105 and the mains supply is pulled out, the wireless transmitter 121 is closed, the wireless receiver 118 disconnects information receiving, the electromagnetic lock 102 is triggered to be powered off, the electromagnetic lock pin 117 is automatically inserted into the first locking hole 109, and the locking cover 108 is locked; that is, when the user is not charged at ordinary times, the positive terminal 111, the negative terminal 112, and the ground terminal 113 of the plug terminal 106 are powered off, and the charging port cover 107 is locked to the electromagnetic lock 102 by the lock cover 108.
The technical scheme of the utility model is described in detail above with the accompanying drawings, the technical scheme of the utility model provides a novel self-locking electric shock prevention electric vehicle charging device, the bottom of the charging port cover of the charging seat body is provided with the lock cover, and electronic locking is carried out through the electromagnetic lock, and the user can only open the charging port cover when the wireless transmitter transmits signals, thereby effectively avoiding unnecessary electric shock risks; the travel switch is arranged at the fixed connection end of the charging seat body, so that when the charging seat is not charged and a charging opening cover is damaged, a human body or metal does not get an electric shock when contacting the positive terminal, the negative terminal and the grounding terminal of the plugging end; in addition, a wireless transmitter is arranged in the charger and is matched with the wireless receiver for use, so that potential safety hazards caused by the fact that a user charges the charger which is not matched with the wireless transmitter are effectively avoided; the charging device of the electric vehicle is provided with double protection measures, and the potential safety hazard of the charging device is reduced under the condition that the original function of the charging device of the electric vehicle is not influenced.
The above description is only a preferred 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 (5)

1. The utility model provides a auto-lock protection against electric shock electric motor car charging device which characterized in that includes:
the charging base comprises a charging base body, wherein a charging port cover is arranged at the plugging end of the charging base body, a lock cover is arranged at the bottom of the charging port cover in an extending manner along the side wall of the bottom of the plugging end, a first lock hole is formed in the lock cover, a positive terminal, a negative terminal and a grounding terminal are arranged at the fixedly connected end of the charging base body, and a second lock hole is formed among the positive terminal, the negative terminal and the grounding terminal;
the electromagnetic lock is arranged at the bottom of the charging seat body, an electromagnetic lock pin of the electromagnetic lock penetrates through the first lock hole, and the input end of the electromagnetic lock is connected with one output end of the wireless receiver;
the elastic bolt of the travel switch is inserted into the fixed end, the input end of the travel switch is connected to one output end of the wireless receiver, and the elastic bolt of the travel switch is inserted into the second lock hole;
the input end of the relay is connected to one output end of the wireless receiver, one output end of the relay is connected to the positive electrode of the sealed lead-acid battery, the other output end of the relay is connected to the positive electrode binding post, and the negative electrode of the sealed lead-acid battery is connected to the negative electrode binding post;
the charger, the inside of charger is provided with the corresponding wireless transmitter of wireless receiver.
2. The self-locking electric shock prevention electric vehicle charging device as claimed in claim 1, wherein a fixing frame is arranged at the top of the insertion end, and the charging port cover is arranged on the fixing frame through a torsion spring.
3. The self-locking electric shock preventing electric vehicle charging device as claimed in claim 1, wherein a spring seat is arranged on the electromagnetic lock, and a spring in the spring seat is sleeved on the electromagnetic lock pin.
4. The self-locking electric shock prevention electric vehicle charging device as claimed in claim 1, wherein the size of the charging port cover is the same as that of the insertion end, and the locking cover and the charging port cover are bent at a right angle.
5. The self-locking electric shock preventing electric vehicle charging device as claimed in claim 1, wherein two sides of the insertion end are provided with a blocking ear, and each blocking ear is provided with a mounting hole.
CN201920616087.3U 2019-04-30 2019-04-30 Self-locking electric shock prevention electric vehicle charging device Expired - Fee Related CN209888675U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920616087.3U CN209888675U (en) 2019-04-30 2019-04-30 Self-locking electric shock prevention electric vehicle charging device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920616087.3U CN209888675U (en) 2019-04-30 2019-04-30 Self-locking electric shock prevention electric vehicle charging device

Publications (1)

Publication Number Publication Date
CN209888675U true CN209888675U (en) 2020-01-03

Family

ID=69019970

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920616087.3U Expired - Fee Related CN209888675U (en) 2019-04-30 2019-04-30 Self-locking electric shock prevention electric vehicle charging device

Country Status (1)

Country Link
CN (1) CN209888675U (en)

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200103

Termination date: 20200430