High-reliability direct current charging and discharging device

Abstract

The application discloses a high-reliability direct-current charging and discharging equipment, relates to the technical field of pure electric drive automobile charging piles, and comprises a charging pile host and a charging end head assembly. The charging end head assembly is connected to the bottom of the charging pile host through wires on both sides. The outer wall of the second damping shaft is connected with an elastic ring pad. The outer wall of the charging head is provided with an elastic rubber cylinder. The high-reliability direct-current charging and discharging equipment is characterized in that when the charging head is inserted into the automobile charging port, the elastic ring pad is adapted to the surface of the automobile and is wrapped in the elastic rubber cylinder based on the opening angle of the cover plate of the automobile charging part, or the elastic ring pad surface is cut to make the elastic ring pad pass from the surface of the cover plate to the surface of the automobile when it is attached, thereby protecting and shielding the automobile charging port part, avoiding the accumulation of rainwater in the charging port part when charging in rainy weather, and thereby protecting the direct-current charging and discharging equipment and the automobile.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pure electric drive automobile charging piles, in particular to a high-reliability direct-current charging and discharging equipment. BACKGROUND

[0002] The automobile charging pile is a direct-current charging and discharging equipment, which directly outputs direct current to charge the battery of the pure electric drive automobile. The automobile charging pile usually has a large power (such as 30kW, 60kW, 120kW or even higher) and is suitable for fast charging. It is commonly used in places such as highway service areas and public charging stations where fast charging is required, and provides favorable energy support for long-distance driving of the pure electric drive automobile.

[0003] As described above, the existing automobile charging pile is commonly used in places such as highway service areas and public charging stations. When the automobile charging pile charges the pure electric drive automobile in an open environment, water is easily accumulated at the charging port of the automobile in rainy weather, which poses a certain safety hazard to the charging pile and the automobile itself.

[0004] Therefore, in view of the above, the existing structure and defects are improved, and a high-reliability direct-current charging and discharging equipment is provided. SUMMARY

[0005] In view of the deficiencies of the prior art, the present application provides a high-reliability direct-current charging and discharging equipment to solve the problems raised in the background art.

[0006] To achieve the above purpose, the following technical scheme is used: a high-reliability direct-current charging and discharging equipment, comprising a charging pile host and a charging end head assembly, the two sides of the bottom of the charging pile host are connected with the charging end head assembly through wires, the charging end head assembly comprises a handle, a charging head, a first damping shaft, a spring telescopic rod, a second damping shaft, an elastic ring pad, a slit and an elastic rubber tube, the end of the handle is fixed with the charging head, and the outer wall of the handle is distributed with the first damping shaft in a ring shape, the outer wall of the first damping shaft is connected with the spring telescopic rod, and the end of the spring telescopic rod is connected with the second damping shaft, the outer wall of the second damping shaft is connected with the elastic ring pad, and the side of the elastic ring pad is provided with the slit in a ring shape, and the outer wall of the charging head is provided with the elastic rubber tube.

[0007] Further, one end of the elastic rubber tube is fixedly connected with the outer wall of the handle, and the other end of the elastic rubber tube is connected with the side of the elastic ring pad.

[0008] Further, the charging end head assembly further comprises a transmission air bag, and the inside of the elastic ring pad is provided with the transmission air bag.

[0009] Further, the charging head assembly further comprises a filling air bag, and the elastic ring pad is provided with the filling air bag on the inner surface of the cut.

[0010] Further, the filling air bag is communicated with a transmission air bag, and the transmission air bag is embedded in the inside of the elastic ring pad in a ring shape.

[0011] Further, the charging pile host is provided with a cleaning box on both sides, and a sleeve is fixed to the upper inner wall of the cleaning box.

[0012] Further, the handle and the charging head are arranged in the cleaning box, and the charging head is inserted into the inside of the sleeve.

[0013] Further, the outer side of the sleeve is rotatably connected with a cleaning assembly on the inner wall of the cleaning box, and the cleaning assembly comprises a first transmission disc and a cleaning brush, and the side surface of the first transmission disc is provided with the cleaning brush.

[0014] Further, the cleaning brush is in a ring shape, and the surface of the cleaning brush is attached to the surface of the elastic ring pad.

[0015] Further, the cleaning assembly further comprises a second transmission disc, a transmission belt and a driving motor, the second transmission disc is arranged above the first transmission disc, the second transmission disc is drivingly connected with the first transmission disc through the transmission belt, and the side surface of the second transmission disc is connected with the driving motor.

[0016] The application provides a high-reliability direct-current charging and discharging equipment, which has the following beneficial effects:

[0017] 1. The high-reliability direct-current charging and discharging equipment, when the charging head is inserted into the automobile charging port, the elastic ring pad is adapted to be attached to the surface of the automobile, and based on the opening angle of the cover plate of the automobile charging part, the cover plate is wrapped in the elastic rubber cylinder or the cut on the surface of the elastic ring pad is used to make the elastic ring pad pass from the surface of the cover plate to the surface of the automobile when being attached, thereby protecting and shielding the automobile charging port part, avoiding the accumulation of rainwater at the charging port part when charging in rainy weather, thereby protecting the direct-current charging and discharging equipment and the automobile, and improving the reliability of charging in rainy weather.

[0018] 2. The high-reliability direct-current charging and discharging equipment, when the elastic ring pad is attached to the surface of the automobile by the elastic action, the elastic ring pad is compressed, the transmission air bag in the elastic ring pad is compressed, the gas in the transmission air bag is squeezed into the filling air bag, and the filling air bag in the cut between the surface of the cover plate and the surface of the automobile is inflated, thereby further filling the gap between the surface of the cover plate and the surface of the automobile, and strengthening the waterproof effect of the automobile charging port part.

[0019] 3. The high-reliability DC charging and discharging device, after the charging is completed, the charging head is manually pulled out and placed in the cleaning box, at this time the charging head is inserted into the sleeve, then the second transmission disc is driven by the driving motor and the first transmission disc is driven by the transmission belt to rotate the cleaning brush, the cleaning brush rotates on the surface of the elastic ring pad, thereby cleaning the surface of the elastic ring pad to prevent dirt from adhering to the surface of the vehicle due to the adhesion of dust and impurities. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 Figure 1 is a schematic diagram of the charging pile host structure of the high-reliability DC charging and discharging device of the present application.

[0021] Fig. 2 Figure 2 is a schematic diagram of the first transmission disc structure of the high-reliability DC charging and discharging device of the present application.

[0022] Fig. 3 Figure 3 is a schematic diagram of the sleeve structure of the high-reliability DC charging and discharging device of the present application.

[0023] Fig. 4 Figure 4 is a schematic diagram of the charging head structure of the high-reliability DC charging and discharging device of the present application.

[0024] Fig. 5 Figure 5 is a schematic diagram of the elastic rubber cylinder structure of the high-reliability DC charging and discharging device of the present application.

[0025] Fig. 6 Figure 6 is a schematic diagram of the slit internal structure of the high-reliability DC charging and discharging device of the present application.

[0026] In the figure: 1, charging pile host; 2, wire; 3, charging end head assembly; 301, handle; 302, charging head; 303, first damping shaft; 304, spring telescopic rod; 305, second damping shaft; 306, elastic ring pad; 307, slit; 308, elastic rubber cylinder; 309, transmission air bag; 310, filling air bag; 4, cleaning box; 5, sleeve; 6, cleaning assembly; 601, first transmission disc; 602, cleaning brush; 603, second transmission disc; 604, transmission belt; 605, driving motor. DETAILED DESCRIPTION

[0027] The embodiments of the present application will be further described in detail below in conjunction with the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0028] As Figs. 1-6As shown, the present application provides technical solutions: a high-reliability DC charging and discharging equipment, comprising a charging pile host 1 and a charging end head assembly 3, the charging pile host 1 is connected with the charging end head assembly 3 through wires 2 at both sides of the bottom, the charging end head assembly 3 comprises a handle 301, a charging head 302, a first damping shaft 303, a spring telescopic rod 304, a second damping shaft 305, an elastic ring pad 306, a slit 307 and an elastic rubber cylinder 308, the end of the handle 301 is fixed with the charging head 302, and the outer wall of the handle 301 is distributed with the first damping shaft 303 in a ring shape, the outer wall of the first damping shaft 303 is connected with the spring telescopic rod 304, and the end of the spring telescopic rod 304 is connected with the second damping shaft 305, the outer wall of the second damping shaft 305 is connected with the elastic ring pad 306, and the side of the elastic ring pad 306 is provided with the slit 307 in a ring shape, the outer wall of the charging head 302 is sleeved with the elastic rubber cylinder 308, one end of the elastic rubber cylinder 308 is fixedly connected with the outer wall of the handle 301, and the other end of the elastic rubber cylinder 308 is connected with the side of the elastic ring pad 306;

[0029] Specific operation is as follows, when the charging head 302 is inserted into the automobile charging port, the elastic ring pad 306 is attached to the surface of the automobile around the charging port, at this time, under the elastic action of the spring telescopic rod 304, the elastic ring pad 306 is adapted to tightly adhere to the surface of the automobile, at this time, based on the opening angle of the cover plate of the automobile charging port, if the opening angle is one hundred and eighty degrees, a part of the side of the elastic ring pad 306 is attached to the surface of the cover plate, and the slit 307 is used to make the elastic ring pad 306 pass from the surface of the cover plate to the surface of the automobile, avoiding the gap caused by the attachment of the elastic ring pad 306 when the surface of the cover plate and the surface of the automobile are not on the same surface, and when the opening angle of the cover plate is less than ninety degrees, the cover plate is located inside the elastic rubber cylinder 308, the elastic function of the elastic rubber cylinder 308 itself and the attachment and adaptation of the elastic ring pad 306 to the surface of the automobile are used to prevent the automobile charging port from being exposed, and the spring telescopic rod 304 can expand when attached to the surface of the automobile through the first damping shaft 303, at this time, the elastic ring pad 306 can also expand the inner diameter by using its own elastic function, thereby fully wrapping the charging port part;

[0030] Based on the above description, the elastic ring pad 306 is adapted to adhere to the surface of the automobile when the charging head 302 is inserted into the automobile charging port, and the cover plate of the automobile charging part is wrapped inside the elastic rubber cylinder 308 or the slit 307 on the surface of the elastic ring pad 306 is used to make the elastic ring pad 306 pass from the surface of the cover plate to the surface of the automobile when adhering, thereby protecting and shielding the automobile charging port part, avoiding the accumulation of rainwater in the charging port part when charging in rainy weather, thereby protecting the DC charging and discharging equipment and the automobile, and improving the reliability of charging in rainy weather.

[0031] As Figs. 1-6As shown, the charging head assembly 3 further comprises a transmission air bag 309, the inside of the elastic ring pad 306 is provided with the transmission air bag 309, the charging head assembly 3 further comprises a filling air bag 310, the inside surface of the elastic ring pad 306 at the cut seam 307 is provided with the filling air bag 310, the filling air bag 310 is in communication with the transmission air bag 309, and the transmission air bag 309 is annularly embedded in the inside of the elastic ring pad 306;

[0032] Specific operation as follows, the elastic ring pad 306 is attached to the surface of the automobile by the elastic effect, the force of the elastic ring pad 306 is compressed, so that the transmission air bag 309 inside the elastic ring pad 306 is compressed, so that the gas inside the transmission air bag 309 is extruded into the filling air bag 310, and the filling air bag 310 inside the cut seam 307 at the overhanging part of the cover plate surface to the automobile surface is inflated, thereby further filling the gap at the overhanging part of the cover plate surface to the automobile surface, to enhance the waterproof effect of the charging port of the automobile.

[0033] As shown, Figs. 1-3 The cleaning box 4 is provided on both sides of the charging pile host 1, and the sleeve 5 is fixed to the inner wall of the cleaning box 4. The handle 301 and the charging head 302 are arranged in the cleaning box 4, and the charging head 302 is inserted into the sleeve 5. The cleaning assembly 6 is rotatably connected to the inner wall of the cleaning box 4 outside the sleeve 5. The cleaning assembly 6 comprises a first transmission disc 601 and a cleaning brush 602. The cleaning brush 602 is arranged on the side surface of the first transmission disc 601 and has an annular structure. The surface of the cleaning brush 602 is attached to the surface of the elastic ring pad 306. The cleaning assembly 6 further comprises a second transmission disc 603, a transmission belt 604 and a driving motor 605. The second transmission disc 603 is arranged above the first transmission disc 601 and is in transmission connection with the first transmission disc 601 through the transmission belt 604. The driving motor 605 is connected to the side surface of the second transmission disc 603.

[0034] Specific operation as follows, after charging, the charging head 302 is manually pulled out and placed in the cleaning box 4. At this time, the charging head 302 is inserted into the sleeve 5. Then, the second transmission disc 603 is driven by the driving motor 605, and the first transmission disc 601 is driven by the transmission belt 604 to rotate with the cleaning brush 602. The cleaning brush 602 is attached to the surface of the elastic ring pad 306 and rotates, thereby cleaning the surface of the elastic ring pad 306. An additional flushing nozzle can be provided to enhance the cleaning effect. The insertion of the charging head 302 into the sleeve 5 prevents the flushing water from entering the inside of the charging head 302, so that the surface of the elastic ring pad 306 is prevented from being contaminated by adhering dust and impurities to the surface of the vehicle.

[0035] In summary, the high-reliability DC charging and discharging device, when in use, firstly, when the charging head 302 is inserted into the automobile charging port, the elastic ring pad 306 is attached to the surface of the automobile around the charging port, at this time, under the elastic action of the spring telescopic rod 304, the elastic ring pad 306 is adapted to tightly adhere to the surface of the automobile, the elastic function of the elastic rubber cylinder 308 itself and the fitting and adapting action of the elastic ring pad 306 and the surface of the automobile are used to prevent the automobile charging port from being exposed, and the spring telescopic rod 304 can be expanded when being attached to the surface of the automobile through the first damping shaft 303, at this time, the elastic ring pad 306 can also expand the inner diameter by using the elastic action of itself, thereby fully wrapping the charging port part to prevent rainwater from entering;

[0036] When the elastic ring pad 306 is attached to the surface of the automobile by the elastic action, the force acting on the elastic ring pad 306 is compressed, the transmission air bag 309 inside the elastic ring pad 306 is compressed, the gas inside the transmission air bag 309 is squeezed into the filling air bag 310, and the filling air bag 310 inside the cut seam 307 between the surface of the cover plate and the surface of the automobile is inflated, thereby further filling the gap between the surface of the cover plate and the surface of the automobile, to enhance the waterproof effect of the automobile charging port part;

[0037] Finally, after the charging is completed, the charging head 302 is manually pulled out and placed in the cleaning box 4, at this time, the charging head 302 is inserted into the sleeve 5, then the second transmission disc 603 is driven by the driving motor 605, and the first transmission disc 601 is driven by the transmission belt 604 to rotate the cleaning brush 602, the cleaning brush 602 is attached to the surface of the elastic ring pad 306 and rotates, thereby cleaning the surface of the elastic ring pad 306, and a flushing nozzle can be additionally configured to enhance the cleaning effect, and the insertion of the charging head 302 into the sleeve 5 can prevent flushing water from entering the inside of the charging head 302, so that the surface of the elastic ring pad 306 can prevent dirt and impurities from adhering to the surface of the vehicle.

[0038] Embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments are chosen and described in order to best explain the principles of the application and its practical application, and to enable others skilled in the art to understand the application for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A high-reliability direct-current charging and discharging device, comprising a charging pile host (1) and a charging end head assembly (3), characterized in that: The both sides of the charging pile host (1) are provided with charging end head assemblies (3) through wires (2), the charging end head assembly (3) comprises a handle (301), a charging head (302), a first damping pivot (303), a spring telescopic rod (304), a second damping pivot (305), an elastic ring pad (306), a slit (307) and an elastic rubber cylinder (308), the end of the handle (301) is fixedly provided with the charging head (302), the outer wall of the handle (301) is annularly provided with the first damping pivot (303), the outer wall of the first damping pivot (303) is connected with the spring telescopic rod (304), the end of the spring telescopic rod (304) is connected with the second damping pivot (305), the outer wall of the second damping pivot (305) is connected with the elastic ring pad (306), the side of the elastic ring pad (306) is annularly provided with the slit (307), the outer wall of the charging head (302) is sleeved with the elastic rubber cylinder (308), one end of the elastic rubber cylinder (308) is fixedly connected with the outer wall of the handle (301), the other end of the elastic rubber cylinder (308) is connected with the side of the elastic ring pad (306), the charging end head assembly (3) further comprises a transmission air bag (309), the inside of the elastic ring pad (306) is provided with the transmission air bag (309), the charging end head assembly (3) further comprises a filling air bag (310), the inside surface of the elastic ring pad (306) at the slit (307) is provided with the filling air bag (310), the filling air bag (310) is communicated with the transmission air bag (309), and the transmission air bag (309) is annularly embedded in the inside of the elastic ring pad (306).

2. The high-reliability DC charging and discharging device according to claim 1, characterized in that: The both sides of the charging pile host (1) are provided with cleaning boxes (4), and the inner wall upper portion of the cleaning box (4) is fixedly provided with a sleeve (5).

3. The high-reliability DC charging and discharging device according to claim 2, characterized in that: The handle (301) and the charging head (302) are arranged in the inside of the cleaning box (4), and the charging head (302) is inserted into the inside of the sleeve (5).

4. The high-reliability DC charging and discharging device according to claim 3, characterized in that: The outer side of the sleeve (5) is rotationally connected with a cleaning assembly (6) on the inner wall of the cleaning box (4), the cleaning assembly (6) comprises a first transmission disc (601) and a cleaning brush (602), and the side of the first transmission disc (601) is provided with the cleaning brush (602).

5. The high-reliability DC charging and discharging device according to claim 4, characterized in that: The cleaning brush (602) is annularly structured, and the surface of the cleaning brush (602) is attached to the surface of the elastic ring pad (306).

6. The high-reliability DC charging and discharging device according to claim 5, characterized in that: The cleaning assembly (6) further comprises a second transmission disc (603), a transmission belt (604) and a driving motor (605), the upper portion of the first transmission disc (601) is provided with the second transmission disc (603), the second transmission disc (603) is drivingly connected with the first transmission disc (601) through the transmission belt (604), and the side of the second transmission disc (603) is connected with the driving motor (605).

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