CN111959306A

CN111959306A - Insert electric automobile charging device of auto-lock

Info

Publication number: CN111959306A
Application number: CN202010877841.6A
Authority: CN
Inventors: 陆婉霖
Original assignee: Guangxi Dingdang Intelligent Parking Service Co ltd
Current assignee: Guangxi Dingdang Intelligent Parking Service Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2020-11-20

Abstract

The invention relates to the technical field of electric automobiles or charging devices thereof, and discloses an electric automobile charging device capable of being inserted and self-locked, which comprises a gun handle and a fixing device, wherein the gun handle is arranged on the gun handle; a gun head is fixedly connected to the outer side of the gun handle, one end, far away from the gun handle, of the gun head is fixedly connected with a lock pin, and a reset spring is arranged inside the packaging shell; the self-locking inserted charging device for the electric automobile is matched with the fixed gear, and after a charging gun is inserted into the fixed gear after use, the self-locking mechanism starts to work to firmly lock the fixed gear; through the cooperation use of electro-magnet and magnetic path, after using up the rifle that charges and inserting fixing device, electro-magnet in the fixing device begins to work, firmly adsorbs the magnetic path in the stock, has increased stability, locks the rifle that charges, has reached the effect that can not drop after the auto-lock, neither can be because of the device damage that drops and lead to, the potential safety hazard can not appear yet, has increased equipment life to a certain extent, has reduced the maintenance cost.

Description

Insert electric automobile charging device of auto-lock

Technical Field

The invention relates to the technical field of electric automobiles or charging devices thereof, in particular to an electric automobile charging device capable of being inserted and self-locked.

Background

The electric automobile fills electric pile is a special equipment that electric automobile's automobile-used battery charges, be the power conversion equipment who has specific function who uses when charging the battery, along with electric automobile's progress and popularization, electric automobile fills electric pile coverage area also bigger and bigger, common electric automobile fills electric pile and is filling the back after finishing charging, when putting back the rifle that charges, often can lead to placing insecure because of technology and design reason, the problem that the rifle that charges drops appears even, can cause the damage of equipment, reduce equipment life, the maintenance cost has been increased to a certain extent, again because the voltage that fills electric pile is general very high, so the electric pile that fills that drops also can cause very big potential safety hazard.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the self-locking-inserted electric vehicle charging device which has the advantages that the charging gun can be self-locked and cannot fall off after being placed after being used, and the problem that the charging gun is easy to fall off due to the fact that a common charging device is not firmly fixed is solved.

(II) technical scheme

In order to realize the purpose that the charging gun can be self-locked and cannot fall off after being placed after being used, the invention provides the following technical scheme: an electric automobile charging device capable of inserting self-locking comprises a gun handle and a fixing device; the gun head is fixedly connected to the outer side of the gun handle, an inserting core is fixedly connected to one end, away from the gun handle, of the gun head, a conductive column is fixedly connected to one end, away from the gun head, of the inserting core, and a magnetic block is arranged inside the gun handle; the fixing device is characterized in that an electromagnet is arranged inside the fixing device, a self-locking mechanism is arranged inside the fixing device, a wire is arranged inside the fixing device, a fixed gear is movably connected to the outer side of the fixing device, and a conductor is fixedly connected to the outer side of the fixing device.

The self-locking mechanism comprises a packaging shell, an electrorheological fluid is arranged inside the packaging shell, a return spring is arranged inside the packaging shell, a conductive block is fixedly connected inside the return spring, and a self-locking block is movably connected to the bottom of the packaging shell.

Preferably, the number of the conductive columns is equal to that of the ferrules, and the conductive columns are distributed at one end of each ferrule far away from the gun head.

Preferably, the number of the magnetic blocks is two, the magnetic blocks are distributed in a symmetrical position by taking the gun head as a center, and the magnetic blocks always display N poles; the two electromagnets are symmetrically distributed by taking the conductor as the center, the corresponding magnetic blocks and the electromagnets are arranged on the same horizontal line, the electromagnets are electrically connected with the conducting wire, and the electromagnets display S poles after being electrified.

Preferably, the number of the fixed gears is four, a rack is arranged at one end, away from the gun handle, of the gun head and matched with the fixed gears, and when the gun head is inserted into the fixing device, the rack is meshed with the fixed gears.

Preferably, sixteen self-locking mechanisms are uniformly distributed and respectively correspond to each other, the specifications of the sixteen self-locking mechanisms are the same, each fixed gear respectively corresponds to the four groups of self-locking mechanisms, and the shape of the self-locking block is matched with the fixed gears in the initial state.

Preferably, the conductive blocks are made of conductive materials, the conducting wires are installed inside the fixing device and are respectively electrically connected with the conductive blocks, the conductors and the conductive columns, and two adjacent conductive blocks are connected in series through the conducting wires.

Preferably, the main materials of the electrorheological fluid are gypsum, lime, carbon powder and olive oil, and the electrorheological fluid is solid in a power-on state and liquid in a non-power-on state.

(III) advantageous effects

Compared with the prior art, the invention provides an electric automobile charging device capable of realizing insertion self-locking, which has the following beneficial effects:

the self-locking inserted charging device for the electric automobile is matched with the fixed gear, and after a charging gun is inserted into the fixed gear after use, the self-locking mechanism starts to work to firmly lock the fixed gear; through the cooperation use of electro-magnet and magnetic path, after using up the rifle that charges and inserting fixing device, electro-magnet in the fixing device begins to work, firmly adsorbs the magnetic path in the stock, has increased stability, locks the rifle that charges, has reached the effect that can not drop after the auto-lock, neither can be because of the device damage that drops and lead to, the potential safety hazard can not appear yet, has increased equipment life to a certain extent, has reduced the maintenance cost.

Drawings

FIG. 1 is a schematic view showing the connection of the structures of the present invention;

FIG. 2 is a schematic diagram of the movement traces of the structures in FIG. 1 according to the present invention;

FIG. 3 is a right side cross-sectional view of various structures of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of the invention at B in FIG. 2.

In the figure: 1. a gun handle; 2. a gun head; 3. inserting a core; 4. a conductive post; 5. a magnetic block; 6. a fixing device; 7. an electromagnet; 8. a self-locking mechanism; 9. a wire; 10. fixing a gear; 11. a conductor; 81. a package housing; 82. an electrorheological fluid; 83. a return spring; 84. a conductive block; 85. self-locking block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an electric vehicle charging gun device with self-locking insertion comprises a gun handle 1 and a fixing device 6, wherein: the gun head 2 is fixedly connected to the outer side of the gun handle 1, a power-off button is arranged at the top of the gun handle 1, the whole device can be powered off after being pressed down, one end, away from the gun handle 1, of the gun head 2 is fixedly connected with an insertion core 3, the number of the insertion cores 3 is not less than seven, the number of the conductive columns 4 is consistent with that of the insertion cores 3, the conductive columns 4 are respectively distributed at one end, away from the gun head 2, of the insertion core 3, the contact area of the conductive columns 4 is increased, one end, away from the gun head 2, of the insertion core 3; the electromagnet 7 is arranged in the fixing device 6, the two magnetic blocks 5 are arranged and distributed symmetrically by taking the gun head 2 as a center, and the magnetic blocks 5 always display N poles; the two electromagnets 7 are arranged and are symmetrically distributed by taking the conductor 11 as a center, the corresponding magnetic blocks 5 and the corresponding electromagnets 7 are arranged on a horizontal line, when the gun head 2 is inserted into the fixing device 6, the electromagnets 7 and the magnetic blocks 5 can be in contact, the electromagnets 7 are electrically connected with the wires 9, the electromagnets 7 display S poles after being electrified, a self-locking mechanism 8 is arranged inside the fixing device 6, the wires 9 are arranged inside the fixing device 6, the fixed gear 10 is movably connected to the outer side of the fixing device 6, four fixed gears 10 are arranged, a rack is arranged at one end, far away from the gun handle 1, of the gun head 2 and is matched with the fixed gear 10, when the gun head 2 is inserted into the fixing device 6, the rack is meshed with the fixed gear 10, the fixed gear 10 is driven to rotate by the movement of the gun head 2.

The self-locking mechanism 8 comprises a packaging shell 81, sixteen self-locking mechanisms 8 are arranged and uniformly distributed and respectively correspond to each other, the specifications of the sixteen self-locking mechanisms 8 are the same, each fixed gear 10 respectively corresponds to the four groups of self-locking mechanisms 8, in an initial state, the self-locking blocks 85 are matched with the fixed gears 10 in shape, an electrorheological body 82 is arranged inside the packaging shell 81, the electrorheological body 82 is mainly made of gypsum, lime, carbon powder and olive oil, the electrorheological body 82 is in a solid state in an electrified state and in a liquid state in a non-electrified state, in the initial state, the self-locking blocks 85 do not limit the movement of the fixed gears 10, a reset spring 83 is arranged inside the packaging shell 81, a conductive block 84 is fixedly connected inside the reset spring 83, the conductive block 84 is made of a conductive material, a lead 9 is arranged inside a fixing device 6 and respectively corresponds to the conductive block 84 and the lead, The conductive posts 4 are electrically connected, two adjacent conductive blocks 84 are connected in series through the conducting wire 9, and the bottom of the packaging shell 81 is movably connected with a self-locking block 85.

When charging is finished and a charging gun needs to be put back, because the fixed gear 10 is movably connected to the outer side of the fixing device 6, a rack is arranged at one end, away from the gun handle 1, of the gun head 2 and is matched with the fixed gear 10, and when the gun head 2 is inserted into the fixing device 6, the rack is meshed with the fixed gear 10, the movement of the gun head 2 can drive the fixed gear 10 to rotate, at the moment, the whole device is in an unpowered state, the current variant 82 is in a liquid state, and because a return spring is fixedly connected in the self-locking mechanism 8, the self-locking block 85 does not limit the movement of the fixed gear 10;

when the gun head 2 is inserted to the bottom, the conductive posts 4 are in contact with the conductors 11, the whole device is in a power-on state at the moment, the conducting wires 9 are arranged inside the fixing device 6 and are respectively and electrically connected with the conductive blocks 84, the conductors 11 and the conductive posts 4, the conducting wires 9 are also in the power-on state, the adjacent two conducting blocks 84 are connected in series through the conducting wires 9, current passes through all the self-locking mechanisms 8, the self-locking mechanisms 8 are in the power-on state at the moment, and the self-locking blocks 85 limit the rotation of the fixed gear 10 and firmly clamp the fixed gear 10 because the current variants 82 are in a solid state in the power-on;

because electro-magnet 7 is connected with wire 9 electricity, and circular telegram back electro-magnet 7 shows the S utmost point, and magnetic path 5 shows the N utmost point all the time, so electro-magnet 7 after the circular telegram firmly adsorbs magnetic path 5, has further increased the stability of whole device, and the rifle that charges accomplishes the auto-lock process this moment, can not drop again, when needing to use again, presses the outage button that the top of stock 1 set up, then can take out the rifle that charges.

In summary, the self-locking insertion type electric vehicle charging device uses the self-locking mechanism 8 and the fixed gear 10 in a matching manner, and after the charging gun is inserted into the fixing device 6 after use, the self-locking mechanism 8 starts to work to firmly lock the fixed gear 10; through the cooperation use of electro-magnet 7 and magnetic path 5, after having used up the rifle that charges and insert fixing device 6, electro-magnet 7 in the fixing device 6 begins work, firmly adsorbs the magnetic path 5 in the stock 1, has increased stability, locks the rifle that charges, has reached the effect that can not drop after the auto-lock, neither can be because of the device damage that drops and lead to, the potential safety hazard can not appear yet, has increased equipment life to a certain extent, has reduced the maintenance cost.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an insert electric automobile charging device of auto-lock, includes stock (1), fixing device (6) its characterized in that: the gun head (2) is fixedly connected to the outer side of the gun handle (1), an inserting core (3) is fixedly connected to one end, far away from the gun handle (1), of the gun head (2), a conducting column (4) is fixedly connected to one end, far away from the gun head (2), of the inserting core (3), and a magnetic block (5) is arranged inside the gun handle (1); the novel fixing device is characterized in that an electromagnet (7) is arranged inside the fixing device (6), a self-locking mechanism (8) is arranged inside the fixing device (6), a wire (9) is arranged inside the fixing device (6), a fixed gear (10) is movably connected to the outer side of the fixing device (6), and a conductor (11) is fixedly connected to the outer side of the fixing device (6).

Self-locking mechanism (8), including encapsulation casing (81), the inside of encapsulation casing (81) is provided with current variant (82), inside reset spring (83) that is provided with of encapsulation casing (81), the inside fixedly connected with conducting block (84) of reset spring (83), the bottom swing joint of encapsulation casing (81) has from locking piece (85).

2. The self-locking-inserted electric vehicle charging device according to claim 1, wherein: the number of the inserting cores (3) is not less than seven, the number of the conductive columns (4) is consistent with that of the inserting cores (3), and the conductive columns are distributed at one end, far away from the gun head (2), of the inserting core (3) respectively.

3. The self-locking-inserted electric vehicle charging device according to claim 1, wherein: the two magnetic blocks (5) are symmetrically distributed by taking the gun head (2) as a center, and the magnetic blocks (5) always display N poles; the two electromagnets (7) are symmetrically distributed by taking the conductor (11) as a center, the corresponding magnetic blocks (5) and the electromagnets (7) are arranged on the same horizontal line, the electromagnets (7) are electrically connected with the lead (9), and the electromagnets (7) display S poles after being electrified.

4. The self-locking-inserted electric vehicle charging device according to claim 1, wherein: the number of the fixed gears (10) is four, a rack is arranged at one end, away from the gun handle (1), of the gun head (2) and matched with the fixed gears (10), and when the gun head (2) is inserted into the fixing device (6), the rack is meshed with the fixed gears (10).

5. The self-locking-inserted electric vehicle charging device according to claim 1, wherein: the self-locking mechanism (8) is provided with sixteen self-locking mechanisms which are uniformly distributed and respectively correspond to each other, the specifications of the sixteen self-locking mechanisms (8) are the same, each fixed gear (10) respectively corresponds to the four groups of self-locking mechanisms (8), and the shape of the self-locking block (85) is matched with the fixed gear (10) in the initial state.

6. The self-locking-inserted electric vehicle charging device according to claim 1, wherein: the conductive blocks (84) are made of conductive materials, the conducting wires (9) are installed inside the fixing device (6) and are respectively electrically connected with the conductive blocks (84), the conductors (11) and the conductive columns (4), and the two adjacent conductive blocks (84) are connected in series through the conducting wires (9).

7. The self-locking-inserted electric vehicle charging device according to claim 1, wherein: the main materials of the electrorheological fluid (82) are gypsum, lime, carbon powder and olive oil, and the electrorheological fluid (82) is in a solid state in a power-on state and in a liquid state in a non-power-on state.