Anti-electric shock new energy automobile charging pile

Abstract

The invention discloses an anti-electric-shock new energy automobile charging pile, and relates to the technical field of new energy automobile charging piles. According to the anti-electric-shock new energy automobile charging pile, through the arrangement of the protective storage box and the detection ring frame, storage and cleaning operation of a charging wire can be achieved in the charging process and after charging is completed, the service life of the charging wire is prolonged, and the maintenance convenience of equipment is improved; and meanwhile, the outer surface of the charging wire can be detected in the using process, the phenomenon of electric leakage caused by breakage of the surface of the charging wire is avoided, the situation of electric shock of operators is further prevented, and the operation safety of equipment is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of new energy vehicle charging piles, and in particular to a new energy vehicle charging pile for preventing electric shock. Background Art

[0002] A charging pile refers to a charging device that provides energy replenishment for electric vehicles. Its function is similar to that of a gas pump in a gas station. It can be fixed on the ground or on a wall and installed in parking lots or charging stations in public buildings and residential areas. It can charge electric vehicles of various models according to different voltage levels. The input end of the charging pile is directly connected to the AC power grid, and the output end is equipped with a charging plug for charging electric vehicles. Referring to the Chinese patent, the announcement number is "CN219600965U", "A New Energy Vehicle Charging Pile with Anti-Electric Shock", which points out that when the existing new energy charging pile is used, if it encounters rainy weather, the rainwater falling on the ground is easy to splash into the charging head; however, the device still has the problem of poor safety in use, such as circuit damage and rainwater residue at the charging port. In response to this, we propose a new energy vehicle charging pile with anti-electric shock to solve the above problems. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a new energy vehicle charging pile that prevents electric shock, which solves the problems raised in the above background technology.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: A new energy vehicle charging pile for preventing electric shock, comprising a charging pile body, charging guns are plugged into both sides of the charging pile body, and a charging wire is connected between the charging gun and the charging pile body;

[0005] Both sides of the charging pile body are fixed with protective storage boxes, which are used to store the corresponding charging wires. A positioning sleeve is fixedly installed at the bottom of the protective storage box, and a detection ring frame is fixedly installed inside the positioning sleeve. The charging wire passes through the corresponding detection ring frame, and the detection ring frame is used to detect whether the surface of the charging wire is damaged;

[0006] A plurality of limit slots are symmetrically provided inside the detection ring frame, and a detection terminal is slidably connected inside the limit slot, a spring body is fixedly installed between the detection terminal and the limit slot, and the detection terminal is used to fit the surface of the charging wire;

[0007] A control panel is fixedly mounted on the outer side of the charging pile body, and a detection circuit is provided between the control panel and a plurality of detection terminals for detecting the leakage position of the charging wire.

[0008] Preferably, a wiring terminal is fixedly mounted on the end of the charging gun, and the wiring terminal is used to connect to the charging wire.

[0009] Preferably, a warning module is fixedly installed on the outer side of the protective storage box, and a sound warning device and a warning light are fixedly installed on the outer side of the warning module, and the warning module is electrically connected to the control panel.

[0010] Preferably, a plurality of limit shafts are slidably installed inside the protective storage box, and the outer sides of the limit shafts are rotatably sleeved with limit rollers, the charging wires bypass the plurality of limit rollers, and support springs are fixedly installed at both ends of the limit shafts.

[0011] Preferably, elastic protective sleeves are fixedly mounted on the outer sides of the plurality of support springs.

[0012] Preferably, an outer cleaning sleeve and an inner cleaning sleeve are fixedly mounted on both ends of the positioning sleeve, and both the outer cleaning sleeve and the inner cleaning sleeve are made of elastic material and are used to clean the outer surface of the charging wire.

[0013] Preferably, a plurality of humidity detectors are fixedly installed inside the charging gun, and the humidity detectors are used to detect the humidity inside the charging gun and at the charging port of the vehicle.

[0014] Preferably, a fixing frame is fixedly installed on the outside of the charging gun, a micro pump is fixedly installed on the inside of the fixing frame, and a negative pressure ring frame is fixedly installed on the inside of the charging gun. The negative pressure ring frame and multiple humidity detectors, as well as the negative pressure ring frame and the micro pump are interconnected through connecting pipes. When the humidity detector detects that the humidity value is too high during the process of inserting the charging gun into the charging port, the micro pump and the negative pressure ring frame can cooperate to extract the residual moisture near the humidity detector.

[0015] Preferably, a protection module is fixedly installed inside the fixing frame.

[0016] Preferably, a sealing ring frame is fixedly mounted on the outer side of the charging gun.

[0017] The present invention provides a new energy vehicle charging pile that prevents electric shock. Compared with the prior art, it has the following beneficial effects:

[0018] (1) The anti-electric shock new energy vehicle charging pile can store and clean the charging wires during and after charging by providing a protective storage box and a detection ring frame, thereby improving the service life of the charging wires and the convenience of equipment maintenance. At the same time, the outer surface of the charging wire can be inspected during use to avoid damage to the surface of the charging wire and leakage, further preventing operators from getting electric shocks and improving the operating safety of the equipment.

[0019] (2) The anti-electric shock new energy vehicle charging pile can detect when the charging gun is inserted into the car charging port through the cooperation of the humidity detector installed inside the charging gun and the negative pressure ring frame, and extract the excess moisture at the charging port to avoid affecting the charging effect while improving the safety of the equipment. At the same time, through the setting of the protection module, when the humidity detector detects that the humidity value is too high or the charging wire detects leakage, the charging circuit can be disconnected in time to ensure the safety of operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0021] Figure 2 This is a schematic diagram of the cross-sectional structure of the protective storage box of the present invention;

[0022] Figure 3 For the present invention Figure 2 The enlarged structural diagram at A in the middle;

[0023] Figure 4 For the present invention Figure 2 Side view;

[0024] Figure 5 It is a schematic diagram of the cross-sectional structure of the detection ring frame of the present invention;

[0025] Figure 6 For the present invention Figure 5 The enlarged structural diagram at B in the middle;

[0026] Figure 7 For the present invention Figure 5 Front view;

[0027] Figure 8 This is a schematic diagram of the cross-sectional structure of the charging gun of the present invention.

[0028] In the figure: 1. Charging pile body; 2. Control panel; 3. Charging gun; 301. Wiring terminal; 4. Protective storage box; 5. Warning module; 501. Sound warning device; 502. Warning light; 6. Charging wire; 7. Limit roller; 701. Limit shaft rod; 8. Support spring; 801. Elastic protective sleeve; 9. Positioning sleeve; 10. Outer cleaning sleeve; 11. Inner cleaning sleeve; 12. Detection ring frame; 1201. Limiting slot; 1202. Detection terminal; 1203. Spring body; 13. Humidity detector; 14. Fixed frame; 15. Protection module; 16. Micro pump; 1601. Connecting pipe; 1602. Negative pressure ring frame; 17. Sealing ring frame. DETAILED DESCRIPTION

[0029] 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.

[0030] See also Figure 1-Figure 8 The present invention provides two technical solutions, which specifically include the following embodiments:

[0031] Embodiment 1:

[0032] In an embodiment of the present invention, a new energy vehicle charging pile for preventing electric shock includes a charging pile body 1, charging guns 3 are plugged into both sides of the charging pile body 1, and a charging wire 6 is connected between the charging gun 3 and the charging pile body 1, and the charging gun 3 is an existing device, which is used to be inserted into the charging port of the car to realize the charging operation;

[0033] In the embodiment of the present invention, further, a protective storage box 4 is fixed on both sides of the charging pile body 1, and the protective storage box 4 is used to store the corresponding charging wire 6. A positioning sleeve 9 is fixedly installed at the bottom of the protective storage box 4, and a detection ring frame 12 is fixedly installed inside the positioning sleeve 9. The charging wire 6 passes through the corresponding detection ring frame 12, and the detection ring frame 12 is used to detect whether the surface of the charging wire 6 is damaged. Through the setting of the protective storage box 4, the charging wire 6 can be stored during and after the use of the charging gun 3. On the one hand, it can reduce the friction between the charging wire and the ground, improve the protection effect and service life of the charging wire 6, and at the same time, it can facilitate the maintenance of the wire 6. When the charging wire 6 is pulled out of the protective storage box 4 by pulling the charging gun 3 outward, the charging wire 6 can slide inside the detection ring frame 12. Through the setting of the detection ring frame 12, the damaged position on the surface of the charging wire 6 can be detected to avoid leakage and affect the safety of use.

[0034] In the embodiment of the present invention, specifically, a plurality of limit slots 1201 are symmetrically provided inside the detection ring frame 12, and a detection terminal 1202 is slidably connected inside the limit slot 1201, a spring body 1203 is fixedly installed between the detection terminal 1202 and the limit slot 1201, and the detection terminal 1202 is used to fit with the surface of the charging wire 6. The detection terminal 1202 is an existing device for performing leakage detection, and the control is realized based on the existing PLC control module;

[0035] In the embodiment of the present invention, specifically, during detection, as the charging wire 6 slides inside the detection ring frame 12, the plurality of detection terminals 1202 can contact the outer surface of the charging wire 6, and when the detection terminal 1202 contacts the damaged position, the detection circuit is connected;

[0036] In the embodiment of the present invention, a control panel 2 is fixedly installed on the outer side of the charging pile body 1, and a detection circuit is provided between the control panel 2 and the plurality of detection terminals 1202 for detecting the leakage position of the charging wire 6. The control panel 2 is controlled based on an existing PLC module;

[0037] In the embodiment of the present invention, specifically, a wiring terminal 301 is fixedly installed at the end of the charging gun 3, and the wiring terminal 301 is used to connect to the charging wire 6. The connection between the wiring terminal 301 and the charging wire 6 is a plug-in type, which is convenient for replacing the charging gun 3;

[0038] In the embodiment of the present invention, specifically, a warning module 5 is fixedly installed on the outer side of the protective storage box 4, and a sound warning device 501 and a warning light 502 are fixedly installed on the outer side of the warning module 5. The warning module 5 is electrically connected to the control panel 2. The warning module 5 is used to respond in time when the detection circuit detects that the charging wire 6 is damaged, so that the operator can find it in time, and further improve the safety of use;

[0039] In the embodiment of the present invention, specifically, a plurality of limiting shafts 701 are slidably installed inside the protective storage box 4, and the outer sides of the limiting shafts 701 are rotatably sleeved with limiting rollers 7, and the charging wire 6 passes around the plurality of limiting rollers 7. Support springs 8 are fixedly installed at both ends of the limiting shafts 701. When the charging gun 3 drives the charging wire 6 to be pulled outward, as the charging wire 6 is pulled out, the plurality of limiting rollers 7 can be rotated under force, and the limiting shafts 701 are driven to slide inside the protective storage box 4 to squeeze the support springs 8. When the charging gun 3 is reset after use, the support springs 8 can drive the limiting rollers 7 and the charging wire 6 to reset.

[0040] In the embodiment of the present invention, specifically, elastic protective sleeves 801 are fixedly installed on the outer sides of the plurality of support springs 8 to prevent the charging wires 6 from being damaged during the expansion and contraction of the support springs 8 .

[0041] Embodiment 2: Based on embodiment 1, in the embodiment of the present invention, a new energy vehicle charging pile for preventing electric shock includes a charging pile body 1, charging guns 3 are plugged into both sides of the charging pile body 1, and a charging wire 6 is connected between the charging gun 3 and the charging pile body 1, and the charging gun 3 is an existing device, which is used to be inserted into the charging port of the car to realize the charging operation;

[0042] In the embodiment of the present invention, further, a protective storage box 4 is fixed on both sides of the charging pile body 1, and the protective storage box 4 is used to store the corresponding charging wire 6. A positioning sleeve 9 is fixedly installed at the bottom of the protective storage box 4, and a detection ring frame 12 is fixedly installed inside the positioning sleeve 9. The charging wire 6 passes through the corresponding detection ring frame 12, and the detection ring frame 12 is used to detect whether the surface of the charging wire 6 is damaged. Through the setting of the protective storage box 4, the charging wire 6 can be stored during and after the use of the charging gun 3. On the one hand, it can reduce the friction between the charging wire and the ground, improve the protection effect and service life of the charging wire 6, and at the same time, it can facilitate the maintenance of the wire 6. When the charging wire 6 is pulled out of the protective storage box 4 by pulling the charging gun 3 outward, the charging wire 6 can slide inside the detection ring frame 12. Through the setting of the detection ring frame 12, the damaged position on the surface of the charging wire 6 can be detected to avoid leakage and affect the safety of use.

[0043] In the embodiment of the present invention, specifically, a plurality of limit slots 1201 are symmetrically provided inside the detection ring frame 12, and a detection terminal 1202 is slidably connected inside the limit slot 1201, a spring body 1203 is fixedly installed between the detection terminal 1202 and the limit slot 1201, and the detection terminal 1202 is used to fit with the surface of the charging wire 6. The detection terminal 1202 is an existing device for performing leakage detection, and the control is realized based on the existing PLC control module;

[0044] In the embodiment of the present invention, specifically, during detection, as the charging wire 6 slides inside the detection ring frame 12, the plurality of detection terminals 1202 can contact the outer surface of the charging wire 6, and when the detection terminal 1202 contacts the damaged position, the detection circuit is connected;

[0045] In the embodiment of the present invention, a control panel 2 is fixedly installed on the outer side of the charging pile body 1, and a detection circuit is provided between the control panel 2 and the plurality of detection terminals 1202 for detecting the leakage position of the charging wire 6. The control panel 2 is controlled based on an existing PLC module;

[0046] In the embodiment of the present invention, specifically, a wiring terminal 301 is fixedly installed at the end of the charging gun 3, and the wiring terminal 301 is used to connect to the charging wire 6. The connection between the wiring terminal 301 and the charging wire 6 is a plug-in type, which is convenient for replacing the charging gun 3;

[0047] In the embodiment of the present invention, specifically, a warning module 5 is fixedly installed on the outer side of the protective storage box 4, and a sound warning device 501 and a warning light 502 are fixedly installed on the outer side of the warning module 5. The warning module 5 is electrically connected to the control panel 2. The warning module 5 is used to respond in time when the detection circuit detects that the charging wire 6 is damaged, so that the operator can find it in time, and further improve the safety of use;

[0048] In the embodiment of the present invention, specifically, a plurality of limiting shafts 701 are slidably installed inside the protective storage box 4, and the outer sides of the limiting shafts 701 are rotatably sleeved with limiting rollers 7, and the charging wire 6 passes around the plurality of limiting rollers 7. Support springs 8 are fixedly installed at both ends of the limiting shafts 701. When the charging gun 3 drives the charging wire 6 to be pulled outward, as the charging wire 6 is pulled out, the plurality of limiting rollers 7 can be rotated under force, and the limiting shafts 701 are driven to slide inside the protective storage box 4 to squeeze the support springs 8. When the charging gun 3 is reset after use, the support springs 8 can drive the limiting rollers 7 and the charging wire 6 to reset.

[0049] In the embodiment of the present invention, specifically, an elastic protective sleeve 801 is fixedly installed on the outer side of each of the plurality of support springs 8 to prevent the support springs 8 from damaging the charging wire 6 during the expansion and contraction process;

[0050] In the embodiment of the present invention, further, an outer cleaning sleeve 10 and an inner cleaning sleeve 11 are fixedly installed at both ends of the positioning sleeve 9, and the outer cleaning sleeve 10 and the inner cleaning sleeve 11 are both made of elastic material and are used to clean the outer surface of the charging wire 6. By setting the outer cleaning sleeve 10 and the inner cleaning sleeve 11, when the charging wire 6 slides inside, impurities, moisture, etc. attached to the surface can be removed, which improves the convenience of equipment maintenance and the detection accuracy of the equipment.

[0051] In the embodiment of the present invention, specifically, a plurality of humidity detectors 13 are fixedly installed inside the charging gun 3. The humidity detector 13 is used to detect the humidity inside the charging gun 3 and at the charging port of the car. The humidity detector 13 is an existing device, and is controlled based on an existing PLC control module. The humidity detector 13 is installed at the conductive end inside the charging gun 3, and is used to detect the humidity at the conductive end of the charging gun 3 and the charging port of the car during the plugging process, to determine whether there is any moisture residue, so as to avoid affecting the charging process;

[0052] In the embodiment of the present invention, a fixing frame 14 is fixedly installed on the outside of the charging gun 3, a micro pump 16 is fixedly installed inside the fixing frame 14, and a negative pressure ring frame 1602 is fixedly installed inside the charging gun 3. The negative pressure ring frame 1602 and the plurality of humidity detectors 13, as well as the negative pressure ring frame 1602 and the micro pump 16 are interconnected through a connecting pipe 1601. When the humidity detector 13 detects that the humidity value is too high during the process of inserting the charging gun 3 into the charging port, the micro pump 16 and the negative pressure ring frame 1602 cooperate to extract the residual moisture near the humidity detector 13;

[0053] In the embodiment of the present invention, specifically, a protection module 15 is fixedly installed inside the fixing frame 14. The protection module 15 is a charging circuit control unit. When the charging gun 3 is inserted into the charging port of the car, the charging circuit is connected after the detection value of the humidity detector 13 meets the standard, and the charging operation is performed. When the humidity detector 13 detects that the humidity value is too large or the charging wire 6 detects leakage, the charging circuit can be disconnected in time to ensure the safety of the operation;

[0054] In the embodiment of the present invention, further, a sealing ring frame 17 is fixedly installed on the outer side of the charging gun 3. The sealing ring frame 17 is used to seal the charging gun 3 and the charging port of the car when the charging gun 3 is inserted into the charging port of the car, so as to further ensure the charging effect.

[0055] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0056] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the present invention.

Claims

1. A new energy vehicle charging pile for preventing electric shock, comprising a charging pile body (1), characterized in that: Charging guns (3) are plugged into both sides of the charging pile body (1), and a charging wire (6) is connected between the charging gun (3) and the charging pile body (1); A protective storage box (4) is fixed on both sides of the charging pile body (1), the protective storage box (4) is used to store the corresponding charging wire (6), a positioning sleeve (9) is fixedly installed at the bottom of the protective storage box (4), a detection ring frame (12) is fixedly installed inside the positioning sleeve (9), the charging wire (6) passes through the corresponding detection ring frame (12), and the detection ring frame (12) is used to detect whether the surface of the charging wire (6) is damaged; The detection ring frame (12) is symmetrically provided with a plurality of limiting slots (1201), and a detection terminal (1202) is slidably connected inside the limiting slot (1201), a spring body (1203) is fixedly installed between the detection terminal (1202) and the limiting slot (1201), and the detection terminal (1202) is used to fit with the surface of the charging wire (6); A control panel (2) is fixedly mounted on the outer side of the charging pile body (1), and a detection circuit is provided between the control panel (2) and a plurality of detection terminals (1202) for detecting the leakage position of the charging wire (6).

2. The anti-electric shock new energy vehicle charging pile according to claim 1 is characterized in that: A wiring terminal (301) is fixedly mounted on the end of the charging gun (3), and the wiring terminal (301) is used to connect to a charging wire (6).

3. The anti-electric shock new energy vehicle charging pile according to claim 1 is characterized in that: A warning module (5) is fixedly mounted on the outer side of the protective storage box (4), and a sound warning device (501) and a warning light (502) are respectively fixedly mounted on the outer side of the warning module (5), and the warning module (5) is electrically connected to the control panel (2).

4. The anti-electric shock new energy vehicle charging pile according to claim 1, characterized in that: A plurality of limit shafts (701) are slidably installed inside the protective storage box (4), and the outer sides of the limit shafts (701) are rotatably sleeved with limit rollers (7), the charging wire (6) passes around the plurality of limit rollers (7), and support springs (8) are fixedly installed at both ends of the limit shaft (701).

5. The anti-electric shock new energy vehicle charging pile according to claim 4 is characterized in that: An elastic protective sleeve (801) is fixedly mounted on the outer sides of the plurality of support springs (8).

6. The anti-electric shock new energy vehicle charging pile according to claim 1, characterized in that: An outer cleaning sleeve (10) and an inner cleaning sleeve (11) are respectively fixedly mounted on both ends of the positioning sleeve (9); the outer cleaning sleeve (10) and the inner cleaning sleeve (11) are both made of elastic material and are used to clean the outer surface of the charging wire (6).

7. The anti-electric shock new energy vehicle charging pile according to claim 1, characterized in that: A plurality of humidity detectors (13) are fixedly installed inside the charging gun (3), and the humidity detectors (13) are used to detect the humidity inside the charging gun (3) and at the charging port of the vehicle.

8. The anti-electric shock new energy vehicle charging pile according to claim 7 is characterized in that: A fixing frame (14) is fixedly installed on the outside of the charging gun (3), a micro pump (16) is fixedly installed inside the fixing frame (14), and a negative pressure ring frame (1602) is fixedly installed inside the charging gun (3). The negative pressure ring frame (1602) and multiple humidity detectors (13), as well as the negative pressure ring frame (1602) and the micro pump (16) are interconnected through a connecting pipe (1601). When the humidity detector (13) detects that the humidity value is too high during the process of inserting the charging gun (3) into the charging port, the micro pump (16) and the negative pressure ring frame (1602) cooperate to extract the residual moisture near the humidity detector (13) 9. The anti-electric shock new energy vehicle charging pile according to claim 8, characterized in that: A protection module (15) is fixedly installed inside the fixing frame (14).

10. The anti-electric shock new energy vehicle charging pile according to claim 1, characterized in that: A sealing ring frame (17) is fixedly mounted on the outer side of the charging gun (3).

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