CN219154265U - Electric motor car protection device that charges - Google Patents

Abstract

The utility model discloses a charging protection device of an electric vehicle, and relates to the technical field of power supply devices. According to the charging pile, the right side face of the charging pile is provided with the wrapping post, the right side face of the charging pile is connected with the driving mechanism which drives the wrapping post to rotate in a sliding mode, the center of the bottom face of the wrapping post is provided with the switching cylinder which can rotate along with the wrapping post, the driving mechanism is provided with the signal triggering mechanism which is triggered when being stressed, and the driving mechanism is provided with the separation type protection mechanism which is used for separating the charging wire from the switching cylinder. When the vehicle runs without pulling out the plug, the separating type protection mechanism triggers the switching cylinder to be separated from the charging wire, so that the separated charging wire can be carried away after the vehicle runs, the plug, the connector or the charging wire is prevented from being broken and damaged by the pulling force of the vehicle, the protection effect of the charging pile is achieved, and the potential safety hazard caused by the breakage of the charging wire is eliminated.

Description

Electric motor car protection device that charges

Technical Field

The utility model relates to the technical field of power supply devices, in particular to a charging protection device of an electric vehicle.

Background

The charging pile is arranged in a fixed area, and the electric vehicle is charged by utilizing the line and the connector to be connected with an interface on the electric vehicle, so that the requirements on the charging pile and the requirements on the function of the charging pile are gradually increased along with the development of the electric vehicle industry. When the charging pile is used, when the situation that the vehicle runs without pulling out the plug occurs, the pulling force generated by the vehicle is large, the electric wire, the connector and other structures of the charging pile are easy to damage, and if the electric wire is pulled apart, the wire core of the electric wire is directly exposed outside, so that potential safety hazards exist.

For this purpose, a charging protection device for an electric vehicle is proposed.

Disclosure of Invention

The utility model aims at: the utility model provides an electric vehicle charging protection device, which aims to solve the problem that the electric wires and joints of a charging pile are damaged when a vehicle runs without pulling out a plug.

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides an electric motor car protection device that charges, includes fills electric pile, the right flank that fills electric pile is provided with the wrapping post, fill electric pile right flank sliding connection has the drive wrapping post pivoted actuating mechanism, actuating mechanism can fill electric pile and slide back and forth, the bottom surface center of wrapping post is provided with can follow wrapping post pivoted switching section of thick bamboo, all be provided with the socket of intercommunication each other around the switching section of thick bamboo, just the external diameter of switching section of thick bamboo is less than the external diameter of wrapping post, fill electric pile in extension one be connected with the charging wire of plug and with the socket connection behind the switching section of thick bamboo, the positive socket connection of switching section of thick bamboo has another charging wire that is provided with the plug, be provided with the signal trigger mechanism that triggers when the atress on the actuating mechanism, be provided with on the actuating mechanism and be used for letting the charging wire with the disconnect-type protection mechanism of switching section of thick bamboo separation.

Further, actuating mechanism includes mount pad, supporting seat, telescopic equipment and inserts the pearl, the mount pad with the right flank of charging pile is upper and lower distributed setting in the supporting seat, the top surface of supporting seat with the bottom surface parallel and level of switching section of thick bamboo, the mount pad bottom surface seted up the groove and through rolling bearing with the wrapping post is connected, mount pad top surface opening just telescopic equipment fixed mounting is wherein, telescopic equipment's transmission shaft runs through the diapire of mount pad, cylindrical groove and cylindrical groove inner wall have been seted up to the top surface of wrapping post, insert pearl fixed connection be in telescopic equipment's transmission shaft on and insert in the spiral groove.

Further, a control button for driving the telescopic equipment is arranged on the mounting seat.

Further, the signal triggering mechanism comprises a guide block, a sliding plate, an elastic pad, a resistance spring and a push-type switch, wherein the installation seat and the left side face of the support seat are fixedly connected with the sliding plate, a rectangular groove is formed in the right side face of the charging pile, the sliding plate is sleeved in the rectangular groove, a space is reserved between the front face of the sliding plate and the front face of the rectangular groove, the guide block is fixedly connected to the left side face of the sliding plate, the right side face of the charging pile is provided with a T-shaped groove sleeved by the guide block, the front face of the guide block is fixedly connected with the elastic pad, the resistance spring is fixedly connected to the inner wall of the front side of the elastic pad, and a hole is formed in the front face of the elastic pad and the push-type switch is fixedly installed in the hole.

Further, disconnect-type protection machanism includes slide bar, straight-tooth wheel, takes pole piston and reset spring, the guide way has been seted up to inside the wrapping post bottom side, guide way inner wall upper half seted up and with the straight-tooth wheel meshing, the guide way lower half be smooth setting and be located the below of straight-tooth wheel, slide bar fixed connection be in the bottom surface center of straight-tooth wheel and run through in the wrapping post, the slide bar bottom with the top surface center fixed connection of switching section of thick bamboo, the holding tank that holds switching section of thick bamboo has been seted up to the supporting seat top surface, the spout has been seted up to the supporting seat inside, take pole piston with spout inner wall embolias, take pole piston top run through in the spout and with the bottom surface center fixed connection of switching section of thick bamboo, take pole piston bottom surface through reset spring with the spout diapire is connected.

Further, the front surface of the elastic pad is fixedly connected and communicated with an air pipe, and the free end of the air pipe penetrates through the side wall of the supporting seat and is communicated with the top wall of the sliding groove.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the winding post is pushed to rotate, when the switching cylinder rotates along with the winding post, the charging wire is wound on the outer wall of the switching cylinder firstly because the outer diameter of the switching cylinder is smaller than the outer diameter of the winding post, and then the plug and the socket are wrapped by the charging wire, so that the plug is not easy to fall off from the switching cylinder, the charging stability is ensured, and in the charging process, when the vehicle runs without pulling out the plug, the switching cylinder is triggered to be separated from the charging wire by the separating protection mechanism, so that the separated charging wire can be carried away after the vehicle runs, the plug, the connector or the charging wire is prevented from being broken and damaged by the pulling force of the vehicle, the protection effect on the charging pile is achieved, and the potential safety hazard caused by the breakage of the charging wire is eliminated.

2. The charging wire can be loosened from the outer wall when the winding post rotates, so that the charging wire for charging can be prolonged by a certain length to meet the requirement of extension.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic illustration of a portion of the structure of the present utility model;

FIG. 3 is a schematic side cross-sectional view of a portion of the structure of the present utility model;

reference numerals: 1. charging piles; 2. a winding post; 3. a transfer cylinder; 4. a charging wire; 5. a driving mechanism; 501. a mounting base; 502. a support base; 503. a telescoping device; 504. inserting a bead; 6. a signal trigger mechanism; 601. a guide block; 602. a slide plate; 603. an elastic pad; 604. a resistance spring; 605. a push switch; 7. a separation type protection mechanism; 701. a slide bar; 702. spur gears; 703. a piston with a rod; 704. a return spring; 8. a spiral groove; 9. a guide groove; 10. a receiving groove; 11. a chute; 12. control buttons.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1, an electric vehicle charging protection device, including charging stake 1, charging stake 1's right flank is provided with wrapping post 2, charging stake 1 right flank sliding connection has drive wrapping post 2 pivoted actuating mechanism 5, actuating mechanism 5 can slide back and forth on charging stake 1, wrapping post 2's bottom surface center is provided with can follow wrapping post 2 pivoted switching section of thick bamboo 3, all be provided with the socket of intercommunication each other in the front and back of switching section of thick bamboo 3, and switching section of thick bamboo 3's external diameter is less than wrapping post 2's external diameter, extend in charging stake 1 and stretch out a charging wire 4 that is connected with the plug and be connected with the socket behind switching section of thick bamboo 3, switching section of thick bamboo 3 positive socket connection has another charging wire 4 that is provided with the plug, what needs to be explained is, switching section of thick bamboo 3 positive charging wire 4 is used for with electric vehicle's interface connection, two charging wires 4 twine the several circles at post 2 and switching section of thick bamboo 3's outer wall, be provided with the signal trigger mechanism 6 that triggers when the atress on actuating mechanism 5, be provided with on actuating mechanism 5 and be used for letting charging wire 4 and switching section of thick bamboo 3 separate protection mechanism 7 that need not pass through charging post 1 to describe with charging stake 1.

Specifically, through the changeover bobbin 3 to the charging wire 4 that fills electric pile 1 internal circuit derivative and with electric vehicle's charging wire 4 switching, after two charging wires 4 are connected to changeover bobbin 3, through promoting spool 2 rotation, changeover bobbin 3 rotates along with spool 2, because of the external diameter of changeover bobbin 3 is less than the external diameter of spool 2, charging wire 4 can twine at changeover bobbin 3's outer wall earlier, and then get up plug and socket parcel through charging wire 4, let the plug be difficult to drop from changeover bobbin 3, guarantee the stability of charging, can loosen charging wire 4 through controlling actuating mechanism 5, for following the vehicle position, then follow the outer lane winding of changeover bobbin 3 and spool 2 afterwards, in the charging process, when the vehicle is not pulled out the plug and is just being driven, signal trigger mechanism 6 atress emission signal, this signal can be used to trigger operations such as outage and warning according to use needs by the user connection, disconnect-type protection mechanism 7 triggers changeover bobbin 3 and charging wire 4 simultaneously, make the vehicle take away the wire 4 of separation after driving, take away the wire 4 and take away the broken wire to take away, thereby the potential safety hazard of charging pile 4 can reach the safety hazard of charging wire 4 to the protection effect of charging pile 1.

As shown in fig. 3, the driving mechanism 5 includes a mounting seat 501, a supporting seat 502, a telescopic device 503 and an insertion bead 504, the mounting seat 501 and the supporting seat 502 are arranged on the right side surface of the charging pile 1 in an up-down distributed manner, the top surface of the supporting seat 502 is flush with the bottom surface of the switching cylinder 3, a groove is formed in the bottom surface of the mounting seat 501 and is connected with the winding column 2 through a rotating bearing, the top surface of the mounting seat 501 is opened, the telescopic device 503 is fixedly mounted in the mounting seat, the telescopic device 503 adopts a telescopic motor, a transmission shaft of the telescopic device 503 penetrates through the bottom wall of the mounting seat 501, a cylindrical groove is formed in the top surface of the winding column 2, a spiral groove 8 is formed in the inner wall of the cylindrical groove, the insertion bead 504 is fixedly connected on the transmission shaft of the telescopic device 503 and is inserted into the spiral groove 8, and the number of turns of the spiral groove 8 is identical with the number of turns of the charging wire 4 wound on the winding column 2.

Specifically, when the transmission shaft of the telescopic device 503 descends, the insertion bead 504 pushes the winding post 2 to rotate along the inner wall of the spiral groove 8, and the charging wire 4 can be loosened from the outer wall when the winding post 2 rotates, so that the charging wire 4 for charging can be lengthened by a certain length to meet the requirement of extension, and the charging wire 4 can be wound up to be conveniently stored.

As shown in fig. 1 and 2, a control button 12 for driving the telescopic device 503 is provided on the mount 501.

Specifically, when it is necessary to lengthen the charging wire 4 for charging, the rotation of the transmission shaft of the telescopic device 503 is controlled by the control button 12.

As shown in fig. 2, the signal triggering mechanism 6 includes a guide block 601, a slide plate 602, an elastic pad 603, a resistance spring 604 and a push switch 605, the left sides of the mounting seat 501 and the supporting seat 502 are fixedly connected with the slide plate 602, the right side of the charging pile 1 is provided with a rectangular groove, the slide plate 602 is sleeved with the rectangular groove, the front of the slide plate 602 and the front of the rectangular groove are spaced, the guide block 601 is fixedly connected with the left side of the slide plate 602, the cross section of the guide block 601 is in a T-shaped, the right side of the charging pile 1 is provided with a T-shaped groove (not shown in the figure) sleeved with the guide block 601, the front of the guide block 601 is fixedly connected with the elastic pad 603, the resistance spring 604 is fixedly connected with the inner wall of the front side of the elastic pad 603, and the front of the elastic pad 603 is provided with a hole and the push switch 605 is fixedly mounted therein.

Specifically, when the charging wire 4 receives the tensile force of the vehicle, the tensile force drives the sliding plate 602 to slide forwards through the winding post 2 and the driving mechanism 5, the sliding plate 602 extrudes the resistance spring 604 when sliding, so that the elastic pad 603 and the resistance spring 604 are compressed under the stress, then the pressing switch 605 is extruded to trigger signal transmission, the elastic force of the resistance spring 604 is set larger, the difficulty of manually triggering the sliding plate 602 to slide forwards can be increased, and the anti-theft effect is ensured.

As shown in fig. 3, the separation type protection mechanism 7 includes a sliding rod 701, a spur gear 702, a rod piston 703 and a return spring 704, a guiding groove 9 is formed in the bottom side of the winding column 2, the upper half part of the inner wall of the guiding groove 9 is formed and meshed with the spur gear 702, the lower half part of the guiding groove 9 is smooth and located below the spur gear 702, the sliding rod 701 is fixedly connected at the center of the bottom surface of the spur gear 702 and penetrates through the winding column 2, the bottom end of the sliding rod 701 is fixedly connected with the center of the top surface of the switching cylinder 3, a containing groove 10 for containing the switching cylinder 3 is formed in the top surface of the supporting seat 502, a sliding groove 11 is formed in the supporting seat 502, the rod piston 703 is sleeved with the inner wall of the sliding groove 11, the top end of the rod piston 703 penetrates through the sliding groove 11 and is fixedly connected with the bottom surface center of the switching cylinder 3, and the bottom surface of the rod piston 703 is connected with the bottom wall of the sliding groove 11 through the return spring 704.

As shown in fig. 2 and 3, the front surface of the elastic pad 603 is fixedly connected and communicated with an air pipe, and the free end of the air pipe penetrates through the side wall of the supporting seat 502 and is communicated with the top wall of the chute 11.

Specifically, when the elastic pad 603 is stressed, firstly, the push switch 605 transmits a signal to enable the transmission shaft of the telescopic device 503 to descend to the bottom end, so as to drive the charging wire 4 to loosen from the winding post 2, then the elastic pad 603 can inject the internal control into the chute 11 through the air pipe, the rod piston 703 is pushed by the air pressure to descend and drive the transfer cylinder 3 to move down into the accommodating groove 10, and then the transfer cylinder 3 drives the sliding rod 701 to descend so as to enable the spur gear 702 to be disengaged from the guide groove 9, at the moment, the transfer cylinder 3 can be disengaged from the winding post 2 to rotate, then the transfer cylinder 3 rotates to enable the charging wire 4 to loosen from the outer wall of the transfer cylinder through rotation along with the duration of the pulling force, and rotates to correspond to the pulling force direction under the pulling force, so that the pulling force can pull the charging wire 4 from the socket on the transfer cylinder 3, thereby realizing the separation of the charging wire 4 and the charging post 1, and avoiding the problem that the charging wire 4 is broken or the plug on the charging wire 4.

Claims (6)

1. The utility model provides an electric motor car protection device that charges, includes fills electric pile (1), its characterized in that, the right flank that fills electric pile (1) is provided with wrapping post (2), fill electric pile (1) right flank sliding connection has the drive wrapping post (2) pivoted actuating mechanism (5), actuating mechanism (5) can fill electric pile (1) go up the back and forth slip, the bottom surface center of wrapping post (2) is provided with can follow wrapping post (2) pivoted switching section of thick bamboo (3), all be provided with the socket of intercommunication around switching section of thick bamboo (3), just the external diameter of switching section of thick bamboo (3) is less than the external diameter of wrapping post (2), extend in charging pile (1) one and be connected with charging wire (4) of plug and with the socket connection at the back of switching section of thick bamboo (3), be provided with signal trigger mechanism (6) that trigger when atress on actuating mechanism (5), actuating mechanism (5) are provided with and let charging wire (4) and separating mechanism (7) are used for separating in the switching section of thick bamboo (3).

2. The electric vehicle charging protection device according to claim 1, wherein the driving mechanism (5) comprises a mounting seat (501), a supporting seat (502), a telescopic device (503) and an insertion bead (504), the mounting seat (501) and the supporting seat (502) are arranged on the right side surface of the charging pile (1) in an up-down distributed manner, the top surface of the supporting seat (502) is flush with the bottom surface of the switching cylinder (3), the bottom surface of the mounting seat (501) is provided with a groove and is connected with the winding column (2) through a rotating bearing, the top surface of the mounting seat (501) is opened and the telescopic device (503) is fixedly installed therein, a transmission shaft of the telescopic device (503) penetrates through the bottom wall of the mounting seat (501), a cylindrical groove is formed in the top surface of the winding column (2), a spiral groove (8) is formed in the inner wall of the cylindrical groove, and the insertion bead (504) is fixedly connected on the transmission shaft of the telescopic device (503) and is inserted into the spiral groove (8).

3. An electric vehicle charging protection device according to claim 2, characterized in that the mounting base (501) is provided with a control button (12) for driving the telescopic device (503).

4. The electric vehicle charging protection device according to claim 2, wherein the signal triggering mechanism (6) comprises a guide block (601), a sliding plate (602), an elastic pad (603), a resistance spring (604) and a push type switch (605), the left side surface of the mounting seat (501) and the supporting seat (502) are fixedly connected with the sliding plate (602), a rectangular groove is formed in the right side surface of the charging pile (1) and the sliding plate (602) is sleeved in the rectangular groove, a space is reserved between the front surface of the sliding plate (602) and the front surface of the rectangular groove, the guide block (601) is fixedly connected to the left side surface of the sliding plate (602), a T-shaped groove sleeved in the guide block (601) is formed in the right side surface of the charging pile (1), the front surface of the guide block (601) is fixedly connected with the elastic pad (603), the resistance spring (604) is fixedly connected with the inner wall of the front side of the elastic pad (603), and the push type switch (605) is fixedly mounted in the hole in the front surface.

5. The electric vehicle charging protection device according to claim 4, wherein the separation type protection mechanism (7) comprises a sliding rod (701), a spur gear (702), a rod piston (703) and a return spring (704), a guide groove (9) is formed in the bottom side of the winding column (2), a sliding groove (11) is formed in the upper half portion of the inner wall of the guide groove (9) and meshed with the spur gear (702), the lower half portion of the guide groove (9) is arranged smoothly and located below the spur gear (702), the sliding rod (701) is fixedly connected to the bottom center of the spur gear (702) and penetrates through the winding column (2), the bottom end of the sliding rod (701) is fixedly connected to the top center of the switching cylinder (3), a containing groove (10) for containing the switching cylinder (3) is formed in the top surface of the supporting seat (502), a sliding groove (11) is formed in the supporting seat (502), the rod piston (703) is sleeved into the inner wall of the sliding groove (11), and the top end of the rod piston (703) penetrates through the sliding groove (11) and is fixedly connected to the bottom wall (704) of the switching cylinder (704).

6. The electric vehicle charging protection device according to claim 5, wherein the front surface of the elastic pad (603) is fixedly connected and communicated with an air pipe, and the free end of the air pipe penetrates through the side wall of the supporting seat (502) and is communicated with the top wall of the sliding groove (11).

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