Charging head electric leakage detection recycling type new energy automobile charging pile

Abstract

The invention relates to the technical field of automobile charging piles, and discloses a charging head electric leakage detection recycling type new energy automobile charging pile which comprises a charging pile body, and a detection mechanism, a winding mechanism and a cleaning mechanism are arranged on the charging pile body. The electric leakage sensor is used for detecting whether the charging gun and the wire harness have the electric leakage condition or not, when electric leakage or other abnormal conditions are detected, the winding roller is used for winding the wire harness and the charging gun, the charging head with electric leakage is prevented from being continuously exposed outside, the electric shock risk caused by electric leakage is greatly reduced, and the charging safety is improved. Reliable safety guarantee is provided for a user and an operator, and when the wire harness is wound, the cleaning roller is used for cleaning the wire harness, so that dust, rain, snow and the like adhering to the second cable and the outer sleeve are removed, and the wire harness is kept clean and tidy.

Description

Technical Field

[0001] The present invention relates to the technical field of automobile charging piles, and in particular to a charging head leakage detection and recovery type new energy automobile charging pile. Background Art

[0002] The function of new energy vehicle charging pile is similar to that of gas pumps in gas stations. It can be installed in public buildings, shopping malls, public parking lots, residential parking lots or charging stations, and can charge various types of new energy vehicles according to different voltage levels. The input end of the new energy vehicle charging pile is directly connected to the AC power grid, and the output end is equipped with a charging plug for charging electric vehicles. New energy vehicle charging piles generally provide two charging methods: conventional charging and fast charging. People can use a specific charging card to swipe the card on the human-computer interaction interface provided by the charging pile to perform corresponding operations such as charging method, charging time, and cost data printing. The display screen of the new energy vehicle charging pile can display data such as charging amount, cost, and charging time.

[0003] The charging gun circuit of the existing new energy vehicle charging pile will wear out during use, and leakage may occur when it is damaged. In addition, when the charging head is not recovered after charging, moisture can easily enter the charging head in rainy and snowy weather, which may also cause leakage. This poses a safety hazard to the new energy vehicle charging pile when in use. Therefore, a charging head leakage detection and recovery type new energy vehicle charging pile is proposed to solve the above-mentioned problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a charging head leakage detection and recovery type new energy vehicle charging pile in view of the deficiencies in the above-mentioned prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: a charging head leakage detection and recovery type new energy vehicle charging pile, including a charging pile body, the charging pile body is respectively provided with a detection mechanism, a winding mechanism, and a cleaning mechanism, a wiring harness inlet and outlet are opened at the lower right side of the charging pile body, a first cable is connected to the charging pile body, the other end of the first cable is connected to an active joint, the other end of the active joint is connected to a second cable, and the second cable is located in the inner cavity of the wiring harness inlet and outlet, and the first cable is prevented from being wound around the winding roller by the provided active joint, thereby preventing the first cable from being pulled and broken, and facilitating the winding operation of the winding roller, the other end of the second cable is connected to a charging gun, a control panel is provided above the front of the charging pile body, a central processing unit is provided in the control panel, and is used to control and process signals of electrical equipment, a box door is provided below the front of the charging pile body, and is convenient for maintenance operations of staff, a display screen is provided above the front of the charging pile body, and a slot is provided above the right side of the charging pile body for inserting and fixing the charging gun, thereby improving practicality;

[0006] The detection mechanism includes: a leakage sensor and a jacket, wherein the leakage sensor is connected to the front inner wall of the charging pile body, the jacket is arranged on the outer wall of the second cable and the charging gun, and the inner wall of the jacket is provided with a plurality of induction clamps, and the induction clamps are connected to the detection end of the leakage sensor through a wire;

[0007] The winding mechanism includes: a motor, which is connected to the inner wall of the back side of the charging pile body, the output end of the motor is fixedly connected to a rotating shaft through a coupling, the front end of the rotating shaft is fixedly connected to a winding roller, and the outer sleeve and the second cable are wound on the winding roller.

[0008] Preferably, the cleaning mechanism comprises: two fixed rods, the two fixed rods are fixedly connected to the right inner wall of the charging pile body and are located at the front and rear sides of the wiring harness inlet and outlet, the left end of each fixed rod is fixedly connected to a fixed plate, two rotating rods are rotatably connected between the two fixed plates through bearings, and the rear ends of the two rotating rods pass through the fixed plates and extend backward, the outer walls of the two rotating rods are fixedly sleeved with cleaning rollers, and the outer sleeve and the second cable are located between the two cleaning rollers, the outer wall of each rotating rod is fixedly sleeved with gears, and are located on the back side of the fixed plate at the rear, the two gears are meshed, and the rear end of the upper rotating rod is fixedly connected with pulley 1.

[0009] Preferably, a second pulley is provided on the outer wall fixing sleeve of the rotating shaft, and the second pulley is transmission-connected to the first pulley via a belt.

[0010] Preferably, an ash discharge port is opened at the lower right side of the charging pile body and is located below the wiring harness inlet and outlet. An inclined plate is fixedly connected to the inner wall of the ash discharge port, and the left side of the inclined plate extends to below the cleaning roller.

[0011] Preferably, a blocking mechanism is provided on the charging pile body, and the blocking mechanism comprises: an electric telescopic rod, which is connected to the right side of the charging pile body, and the piston end of the electric telescopic rod is fixedly connected to a baffle and is located above the wiring harness inlet and outlet.

[0012] Preferably, a warning light is connected to the right side of the charging pile body, and a rain shield is fixedly connected to the top of the charging pile body.

[0013] The present invention adopts the above technical solution, which can bring the following beneficial effects:

[0014] 1. The charging head leakage detection and recovery type new energy vehicle charging pile, through the coordinated use of the detection mechanism, winding mechanism, and cleaning mechanism, uses the leakage sensor to detect whether there is leakage in the charging gun and the wiring harness. When leakage or other abnormal conditions are detected, the winding roller is used to wind up the wiring harness and the charging gun to avoid the leakage charging head from being continuously exposed, which greatly reduces the risk of electric shock caused by leakage, and provides reliable safety protection for users and operators. When the wiring harness is wound up, the cleaning roller is used to clean the wiring harness, so as to remove dust, rain and snow adhering to the second cable and the jacket, and keep the wiring harness tidy and clean.

[0015] 2. The charging pile for new energy vehicles with leakage detection and recovery of the charging head, through the coordinated use of the blocking mechanism and the alarm light, uses the electric telescopic rod to extend and retract to drive the baffle to move, so that the baffle can block the inlet and outlet of the wiring harness after the wiring harness is rolled up, to prevent the user from continuing to use the charging pile after the wiring harness is damaged. At the same time, the alarm light is controlled by the central processor to turn on the alarm, thereby reminding the staff that the charging pile is damaged and needs repair, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the front structure of the present invention;

[0017] Figure 2 It is a front cross-sectional view of the present invention;

[0018] Figure 3 It is a top cross-sectional view of the present invention;

[0019] Figure 4 It is a left side cross-sectional view of the present invention.

[0020] In the figure: 1. Charging pile body; 2. Detection mechanism; 21. Leakage sensor; 22. Jacket; 3. Winding mechanism; 31. Motor; 32. Rotating shaft; 33. Winding roller; 4. Cleaning mechanism; 41. Fixed rod; 42. Fixed plate; 43. Rotating rod; 44. Cleaning roller; 45. Gear; 46. Pulley one; 47. Pulley two; 48. Ash discharge port; 49. Inclined plate; 5. Blocking mechanism; 51. Electric telescopic rod; 52. Baffle; 6. Wire harness inlet and outlet; 7. First cable; 8. Second cable; 9. Charging gun; 10. Warning light; 11. Rain shield. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "setting" should be understood in a broad sense, for example, they can be fixedly connected or set, or detachably connected or set, or integrally connected or set. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "several" is two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-4, one embodiment of the present invention is: a charging head leakage detection and recovery type new energy vehicle charging pile, comprising a charging pile body 1, on which a detection mechanism 2, a winding mechanism 3, and a cleaning mechanism 4 are respectively arranged, a wiring harness inlet and outlet 6 is opened at the lower right side of the charging pile body 1, a first cable 7 is connected to the charging pile body 1, the other end of the first cable 7 is connected to an active joint, the other end of the active joint is connected to a second cable 8, and the second cable 8 is located in the inner cavity of the wiring harness inlet and outlet 6, the first cable 7 is prevented from being wound around the winding roller 33 by the arranged active joint, thereby preventing the first cable 7 from being pulled and broken, and facilitating the winding operation of the winding roller 33, the other end of the second cable 8 is connected to a charging gun 9, a control panel is arranged above the front of the charging pile body 1, a central processing unit is arranged in the control panel, for controlling and processing signals of electrical equipment, a box door is arranged below the front of the charging pile body 1, for facilitating maintenance operations of staff, a display screen is arranged above the front of the charging pile body 1, and a slot is arranged above the right side of the charging pile body 1 for the charging gun 9 Insertion and fixation improves practicality; the detection mechanism 2 includes: a leakage sensor 21 and a jacket 22. The leakage sensor 21 is connected to the front inner wall of the charging pile body 1. The model of the leakage sensor 21 is WCL-B5-6mA&30mA. The jacket 22 is arranged on the outer wall of the second cable 8 and the charging gun 9. The inner wall of the jacket 22 is provided with a plurality of induction clamps, and the induction clamps are connected to the detection end of the leakage sensor 21 through a wire. The leakage sensor 21 is used to detect whether there is leakage in the charging gun 9 and the wiring harness; the winding mechanism 3 includes: a motor 31, the motor 31 is connected to the inner wall of the back side of the charging pile body 1, the output end of the motor 31 is fixedly connected to the rotating shaft 32 through a coupling, the front end of the rotating shaft 32 is fixedly connected to the winding roller 33, and the outer cover 22 and the second cable 8 are wound on the winding roller 33. When leakage or other abnormal conditions are detected, the winding roller 33 is used to wind up the wire harness and the charging gun 9 to avoid the leakage charging head from being continuously exposed to the outside, which greatly reduces the risk of electric shock caused by leakage and provides reliable safety protection for users and operators;The cleaning mechanism 4 includes: two fixed rods 41, the two fixed rods 41 are fixedly connected to the right inner wall of the charging pile body 1, and are located on the front and rear sides of the wiring harness inlet and outlet 6, the left end of each fixed rod 41 is fixedly connected to a fixed plate 42, and two rotating rods 43 are rotatably connected between the two fixed plates 42 through bearings, and the rear ends of the two rotating rods 43 penetrate the fixed plate 42 and extend backward, the outer walls of the two rotating rods 43 are fixedly sleeved with cleaning rollers 44, and the outer sleeve 22 and the second cable 8 are located between the two cleaning rollers 44, the outer wall of each rotating rod 43 is fixedly sleeved with a gear 45, and is located on the back of the rear fixed plate 42, the two gears 45 are meshed, and the rear end of the upper rotating rod 43 is fixedly connected There is a pulley 1 46, and a pulley 2 47 is fixedly sleeved on the outer wall of the rotating shaft 32, and the pulley 2 47 is connected to the pulley 1 46 through a belt. When the wire harness is wound, the cleaning roller 44 is used to clean the wire harness, so as to remove dust, rain and snow adhering to the second cable 8 and the jacket 22, so as to keep the wire harness clean and tidy. A dust discharge port 48 is opened at the lower right side of the charging pile body 1, and is located below the wire harness inlet and outlet 6. The inner wall of the dust discharge port 48 is fixedly connected with an inclined plate 49, and the left side of the inclined plate 49 extends to the bottom of the cleaning roller 44. The cleaned dust, rain and snow fall onto the inclined plate 49 and are discharged from the dust discharge port 48 to prevent them from falling into the charging pile body 1, thereby improving the convenience of use. ;

[0026] Working principle: The leakage sensor 21 is used to detect whether there is leakage in the charging gun 9 and the wiring harness. When leakage or other abnormal conditions are detected, the first cable 7, the second cable 8, and the charging gun 9 are powered off first, and then the starting motor 31 is used to drive the rotating shaft 32 to rotate, and the rotating shaft 32 drives the winding roller 33 to rotate to wind up the wiring harness and the charging gun 9 to prevent the leakage charging head from being continuously exposed to the outside. When the wiring harness is wound up, the rotating shaft 32 is used to rotate to drive the pulley 2 47 to rotate, and the pulley 2 47 drives the pulley 1 46 to rotate through the belt, so that the pulley 1 46 drives the rotating rod 43 connected thereto to rotate, and the rotating rod 43 rotates to drive the gear 45 and the cleaning roller 44 to rotate, so that the two cleaning rollers 44 rotate at the same time under the meshing of the two gears 45, so that the cleaning roller 44 cleans the wiring harness, thereby removing dust, rain, snow, etc. adhering to the second cable 8 and the jacket 22, and keeping the wiring harness tidy and clean.

[0027] See also Figure 1-4On the basis of the above embodiment, in another embodiment of the present invention, a blocking mechanism 5 is provided on the charging pile body 1, and the blocking mechanism 5 includes: an electric telescopic rod 51, the electric telescopic rod 51 is connected to the right side of the charging pile body 1, and the piston end of the electric telescopic rod 51 is fixedly connected with a baffle 52, and is located above the wiring harness inlet and outlet 6. The electric telescopic rod 51 is extended and retracted to drive the baffle 52 to move, so that the baffle 52 can block the wiring harness inlet and outlet 6 after the wiring harness is rolled up, so as to prevent the user from continuing to use the charging pile after the wiring harness is damaged, thereby further improving the safety performance; an alarm light 10 is connected to the right side of the charging pile body 1, and the alarm light 10 is controlled by the central processor to turn on the alarm, thereby reminding the staff that the charging pile is damaged and needs to be repaired, thereby improving the practicality; a rain shield 11 is fixedly connected to the top of the charging pile body 1, and the rain shield 11 can block rain and snow to prevent rainwater from entering the charging pile body 1, thereby improving the practicality.

[0028] Working principle: By starting the electric telescopic rod 51 to extend and retract, the baffle 52 is driven to move, so that after the wiring harness is rolled up, the baffle 52 can block the wiring harness inlet and outlet 6 to prevent the user from continuing to use the charging pile after the wiring harness is damaged. At the same time, the central processor controls the alarm light 10 to turn on the alarm, thereby reminding the staff that the charging pile is damaged and needs repair.

[0029] It is worth noting that the motor 31, the electric telescopic rod 51, and the alarm light 10 in the above-mentioned embodiment are all commonly used equipment in the prior art, and the models used can be customized according to actual usage requirements. The power supply interface of the electrical equipment in this utility model is connected to the power supply system through a switch (not shown in the figure) and a wire (not shown in the figure) to achieve control thereof. The circuits and controls involved therein are all prior art and are well known in the current field of technology, so they will not be described in detail here.

[0030] The present invention provides a charging head leakage detection and recovery type new energy vehicle charging pile. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A charging head leakage detection and recovery type new energy vehicle charging pile, comprising a charging pile body (1), characterized in that: The charging pile body (1) is respectively provided with a detection mechanism (2), a winding mechanism (3), and a cleaning mechanism (4); a wiring harness inlet and outlet (6) is provided at the lower right side of the charging pile body (1); a first cable (7) is connected to the charging pile body (1); the other end of the first cable (7) is connected to a movable joint; the other end of the movable joint is connected to a second cable (8); the second cable (8) is located in the inner cavity of the wiring harness inlet and outlet (6); the other end of the second cable (8) is connected to a charging gun (9); The detection mechanism (2) comprises: a leakage sensor (21) and a jacket (22); the leakage sensor (21) is connected to the front inner wall of the charging pile body (1); the jacket (22) is arranged on the outer walls of the second cable (8) and the charging gun (9); a plurality of induction clamps are arranged on the inner wall of the jacket (22), and the induction clamps are connected to the detection end of the leakage sensor (21) via a wire; The winding mechanism (3) comprises: a motor (31), the motor (31) is connected to the inner wall of the back side of the charging pile body (1), the output end of the motor (31) is fixedly connected to a rotating shaft (32) via a coupling, the front end of the rotating shaft (32) is fixedly connected to a winding roller (33), and the outer sleeve (22) and the second cable (8) are wound around the winding roller (33).

2. A charging head leakage detection and recovery type new energy vehicle charging pile according to claim 1, characterized in that: The cleaning mechanism (4) comprises: two fixed rods (41), the two fixed rods (41) are fixedly connected to the right inner wall of the charging pile body (1), and are located at the front and rear sides of the wiring harness inlet and outlet (6), the left end of each fixed rod (41) is fixedly connected to a fixed plate (42), two rotating rods (43) are rotatably connected between the two fixed plates (42) through bearings, and the rear ends of the two rotating rods (43) penetrate the fixed plate (42) and extend backward, the outer walls of the two rotating rods (43) are fixedly sleeved with cleaning rollers (44), and the outer sleeve (22) and the second cable (8) are located between the two cleaning rollers (44), the outer wall of each rotating rod (43) is fixedly sleeved with a gear (45), and is located on the back of the rear fixed plate (42), the two gears (45) are meshed, and the rear end of the upper rotating rod (43) is fixedly connected with a pulley (46).

3. A charging head leakage detection and recovery type new energy vehicle charging pile according to claim 1, characterized in that: The outer wall fixed sleeve of the rotating shaft (32) is provided with a second pulley (47), and the second pulley (47) is transmission-connected with the first pulley (46) via a belt.

4. A charging head leakage detection and recovery type new energy vehicle charging pile according to claim 2, characterized in that: A dust discharge port (48) is provided at the lower right side of the charging pile body (1) and is located below the wiring harness inlet and outlet (6); an inclined plate (49) is fixedly connected to the inner wall of the dust discharge port (48), and the left side of the inclined plate (49) extends to below the cleaning roller (44).

5. A charging head leakage detection and recovery type new energy vehicle charging pile according to claim 1, characterized in that: The charging pile body (1) is provided with a blocking mechanism (5), the blocking mechanism (5) comprising: an electric telescopic rod (51), the electric telescopic rod (51) being connected to the right side of the charging pile body (1), the piston end of the electric telescopic rod (51) being fixedly connected to a baffle (52) and being located above the wiring harness inlet and outlet (6).

6. A charging head leakage detection and recovery type new energy vehicle charging pile according to claim 1, characterized in that: The right side of the charging pile body (1) is connected to an alarm light (10), and the top of the charging pile body (1) is fixedly connected to a rain shield (11).

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