CN219326449U - Charging gun wire winding and unwinding device - Google Patents

Abstract

The utility model discloses a charging gun wire winding and unwinding device which comprises a charging pile, a charging cable and a charging gun head, and further comprises a winding and unwinding box body, wherein a winding and unwinding wheel and a winding and unwinding driving mechanism for driving the winding and unwinding wheel to rotate are arranged in the winding and unwinding box body, the charging cable is wound on the winding and unwinding wheel, one end of the charging cable is electrically connected with the charging gun head, the other end of the charging cable is electrically connected with a movable ring of an electric slip ring, a stationary ring of the electric slip ring is electrically connected with the charging pile through a power wire, a control button is arranged on the charging gun head, and the control button and the winding and unwinding driving mechanism are electrically connected with a controller which is provided with a wireless communication module. The charging cable winding and unwinding device has the advantages that the charging cable can be wound and unwound through the winding and unwinding wheel and the winding and unwinding driving mechanism, and the charging cable can be prevented from being corroded by dust and water vapor when being wound and unwound in the winding and unwinding box body, and meanwhile the problems that the charging cable is easy to be trampled or rolled to be damaged or easy to be tangled to influence use and the like due to scattering on the ground are avoided; independent double control can be realized through the control button and the mobile terminal connected with the controller, and the use is convenient.

Description

Charging gun wire winding and unwinding device

Technical Field

The utility model belongs to the field of electric vehicle charging, and particularly relates to a charging gun wire winding and unwinding device.

Background

A car charging station is similar to a car filling station and is a "powered" device. The automobile charging station is a high-efficiency charger, and can rapidly charge mobile phones, electric vehicles, electric automobiles and the like. Many charging piles are arranged in the charging station. At present, most of charging wires are self-contained in a charging pile, and the end parts of the charging wires are directly clamped on the charging pile in normal practice, and then pulled out and inserted into a vehicle when the charging pile is used. The charging wires of the existing electric vehicle charging station are hung on the charging piles, even part of the cables can be towed on the ground, and the cables are easy to crush; in addition, the charging cable is fully exposed to the outside, is exposed to the sun for a long time, is easily corroded by water vapor, and has soil and dust on the surface, so that the service life is greatly shortened; meanwhile, overlong charging wires are easy to cause entanglement or knotting of the wire harnesses of the charging piles adjacent to each other, and the use is affected and manual wire collection is troublesome.

Disclosure of Invention

The utility model aims to provide a charging gun wire winding and unwinding device, which aims to at least partially overcome the defects that the existing conventional charging pile charging cable is exposed to the outside, inconvenient to use, easy to damage, troublesome in manual wire winding and the like.

The technical scheme for solving the technical problems is as follows: the utility model provides a charging gun line receive and releases ware, includes fills electric pile, charging cable and charging gun head, and it still includes receives and releases the wire box, receive and releases the wire box in be equipped with receive and release reel and drive receive and release reel pivoted receive and release actuating mechanism, charging cable coil in receive and release reel is last and one end follow receive and release bottom half trompil is worn out downwards and with the below charging gun head electricity is connected, and the other end runs through receive and release reel's section of thick bamboo wall back and electric slip ring's rotating ring electricity is connected, electric slip ring's stationary ring pass through the power cord with fill electric pile electricity and be connected, be equipped with control button on the charging gun head, control button with receive and release actuating mechanism all is connected with a controller electricity, the controller possesses wireless communication module, mobile terminal can with wireless communication module electricity is connected in order to control receive and release actuating mechanism.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, a guiding mechanism for preventing the charging cable from scraping the edge of the opening when ascending and descending is arranged on the periphery of the opening at the bottom of the winding and unwinding box body.

Further, the open hole is a rectangular hole, the long side of the rectangular hole is parallel to the axis of the take-up and pay-off wheel, the guide mechanism is a guide roller, and four side edges of the open hole are respectively provided with one guide roller.

Further, receive and release reel includes the cylinder and locates the valgus baffle ring at cylinder both ends, the inside middle department of cylinder is equipped with the circular mounting panel of taking the centre bore, and the pivot is followed the centre bore passes through and through the ring flange with mounting panel fixed connection, the one end of pivot with receive and release drive mechanism's output fixed connection, offered on the section of thick bamboo wall of cylinder and confession the kidney shape hole that one end of charging cable passed.

Further, receive and release line wheel rotate connect in the receive and release line box through the mounting bracket, the mounting bracket include preceding extension board and back extension board pass through one side with receive and release line wheel axis parallel link board fixed connection, back extension board with receive and release line box's back lateral wall fixed connection, receive and release line actuating mechanism is fixed in on the back extension board, the pivot middle part with mounting panel fixed connection, the front end of pivot through the cover establish the bearing spare with preceding extension board rotate to be connected, the electrical slip ring cover is located in the pivot.

Further, the take-up and pay-off driving mechanism comprises a driving motor and a speed reducer.

Further, still include the support frame, fill electric pile and be located the bottom of support frame, receive and release line box is fixed in the top of support frame, with still the power cord that the ring is connected wears out receive and release line box back with the below fill electric pile electricity is connected, receive and release line box's diapire is more than 2.5m from ground height.

Further, a two-dimensional code is arranged on the charging pile or at the middle lower part of the supporting frame, and the mobile terminal is electrically connected with the wireless communication module after scanning the two-dimensional code and paying.

Further, the wireless communication module is a Bluetooth module.

Further, a position switch is arranged on the lower side of the opening at the bottom of the coiling and uncoiling box body, the position switch is electrically connected with the coiling and uncoiling driving mechanism, and the charging gun head is triggered when being lifted to be close to the lower side of the opening.

Compared with the prior art, the utility model has the technical effects and advantages that:

1) The coiling and uncoiling box body is internally provided with the coiling and uncoiling wheel, the electric slip ring and the coiling and uncoiling driving mechanism, so that the coiling and uncoiling of the charging cable can be realized when the coiling and uncoiling wheel rotates, only the charging gun head is suspended outside the coiling and uncoiling box body after coiling, the charging cable is protected by the coiling and uncoiling box body, the charging cable is prevented from being corroded by dust and water vapor, and meanwhile, the problem that the charging cable is easy to be trampled or rolled to damage or be easy to tangle and influence use due to scattering on the ground is also avoided;

2) The charging gun head is provided with a control button, the controller is provided with a wireless communication module, the control button on the charging gun head is manually pressed or a mobile terminal such as a mobile phone is connected with the wireless communication module of the controller in a code scanning payment mode, the code scanning payment is completed, the charging gun head suspended at a high position is released to a region which can be touched by a human hand by a wire winding and unwinding driving mechanism, the control button is manually pressed and the wire winding and unwinding driving mechanism can be controlled to release a charging cable with a proper length so as to be connected with a charging interface of a trolley bus to be charged, after the charging is completed, the charging gun head is pulled out, the charging cable can be automatically wound up and the charging gun head is reset upwards by triggering the control button or the mobile terminal;

3) The guide mechanism is arranged at the opening part of the bottom surface of the coiling and uncoiling box body, which is used for downwards extending the charging cable, so that the scraping of the periphery of the opening on the charging cable with larger force during coiling and uncoiling can be avoided, and the service life of the charging cable can be prolonged; the position switch can be further arranged at the proper position of the edge of the opening, and the charging gun head is triggered when the charging gun head returns upwards to the proper position, so that a stop signal is sent to the winding and unwinding driving mechanism, and the phenomenon that the charging gun head returns excessively and collides with the bottom wall of the winding and unwinding box body is avoided.

Drawings

Fig. 1 is an isometric view of a charging gun wire winding and unwinding device (only one charging gun head is shown, and a charging pile is hung on a structure such as a telegraph pole through a backboard);

FIG. 2 is a front view of the pay-off and take-up housing of the charging gun wire retractor of FIG. 1 and its internal components;

FIG. 3 is an isometric view of the structure shown in FIG. 2;

FIG. 4 is a bottom view of the structure shown in FIG. 2;

FIG. 5 is an isometric view of the mount of FIG. 2 and a take-up and pay-off drive mechanism, take-up and pay-off wheel and electrical slip ring thereon;

FIG. 6 is a schematic view of the structure of FIG. 5 without the take-up reel and with the viewing angle adjusted;

FIG. 7 is an isometric view of the take-up and pay-off wheel of the structure of FIG. 5;

fig. 8 is a schematic diagram of the charging gun wire winding and unwinding device provided by the utility model when being installed at a high place through a supporting frame.

In the drawings, the list of components represented by the various numbers is as follows:

1. charging piles; 2. a charging cable; 3. charging gun heads; 4. a coiling and uncoiling box body; 5. a take-up reel; 6. a wire winding and unwinding driving mechanism; 7. a moving ring; 8. a stationary ring; 9. a control button; 10. a controller; 11. a guide roller; 12. a cylinder; 13. an everting baffle ring; 14. a mounting plate; 15. a rotating shaft; 16. a flange plate; 17. waist-shaped holes; 18. a mounting frame; 19. a support frame; 20. and a position switch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

In the description of the present utility model, if terms indicating orientations such as "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", etc. are used, the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the indicated devices or elements must have a specific orientation, be configured and operated in the specific orientation, and thus are not to be construed as limiting the present utility model.

As shown in fig. 1 to 8, the utility model provides a charging gun wire winding and unwinding device, which comprises a charging pile 1, a charging cable 2 and a charging gun head 3, and further comprises a winding and unwinding box 4, wherein a winding and unwinding wheel 5 and a winding and unwinding driving mechanism 6 for driving the winding and unwinding wheel 5 to rotate are arranged in the winding and unwinding box 4, the charging cable 2 is wound on the winding and unwinding wheel 5, one end of the charging cable 2 penetrates through a hole at the bottom of the winding and unwinding box 4 downwards and is electrically connected with the charging gun head 3 below, the other end of the charging cable penetrates through the wall of the winding and unwinding wheel 5 and is electrically connected with a movable ring 7 of an electric slip ring, a stationary ring 8 of the electric slip ring is electrically connected with the charging pile 1 through a power wire, a control button 9 is arranged on the charging gun head 3, the control button 9 and the winding and unwinding driving mechanism 6 are electrically connected with a controller 10, and the controller 10 is provided with a wireless communication module, and the mobile terminal can be electrically connected with the wireless communication module to control the winding and unwinding driving mechanism 6.

It should be noted that, the wire winding and unwinding driving mechanism can be controlled independently by the control button and the mobile terminal (such as a mobile phone) connected with the wireless communication module. When the winding and unwinding driving mechanism operates, the winding and unwinding wheel rotates forwards or reversely, the charging cable wound on the winding and unwinding wheel rotates forwards, the charging gun head is driven by the charging cable to ascend, and the winding and unwinding wheel pays out the charging cable when the winding and unwinding wheel rotates reversely, so that the charging gun head descends according to self gravity. In addition, it is emphasized that a charging gun head can be arranged on a winding and unwinding box body in a matched manner, and two or more charging gun heads can be arranged, so that flexible selection can be performed according to requirements.

In one embodiment of the present utility model, as shown in fig. 1, a guiding mechanism is provided at the periphery of the opening at the bottom of the pay-off and take-up box 4 to prevent the charging cable 2 from scraping the edge of the opening when it is lifted up and down. Specifically, the opening may be configured as a rectangular hole, the long side of the rectangular hole is parallel to the axis of the take-up and pay-off wheel 5, the guiding mechanism is a guiding roller 11, and four sides of the opening are respectively provided with the guiding roller 11.

It can be understood that each guide roller should be slightly protruded towards the inner side of the opening hole, so that the charging cable is guaranteed to be relatively far away from the edge of the opening hole, each guide roller can rotate when the charging cable and the guide roller generate friction action, the friction action between the guide rollers is guaranteed to be rolling friction, the friction force is small, and the charging cable is not easy to wear. The reason that the long side of trompil is parallel with receive and release reel axis is because, receive the one end that charges the rifle head can have reciprocal short distance removal in receive and release reel axis direction to the charging cable connection when receiving and releasing, consequently the trompil long side is parallel with receive and release reel axis direction, the foretell short distance of adaptation that can be better removes.

In one embodiment of the present utility model, the wire winding and unwinding wheel 5 includes a cylindrical body 12 and outward turning baffle rings 13 disposed at two ends of the cylindrical body 12, a circular mounting plate 14 with a central hole is disposed in the middle of the interior of the cylindrical body 12, a rotating shaft 15 passes through the central hole and is fixedly connected with the mounting plate 14 through a flange 16, one end of the rotating shaft 15 is fixedly connected with the output end of the wire winding and unwinding driving mechanism 6, and a kidney-shaped hole 17 through which one end of the charging cable 2 passes is formed on the wall of the cylindrical body 12.

In one embodiment of the present utility model, as shown in fig. 5 and 6, the wire take-up and pay-off wheel 5 is rotatably connected to the wire take-up and pay-off box 4 through a mounting frame 18, the mounting frame 18 includes a front support plate and a rear support plate which are fixedly connected to a connecting plate parallel to the axis of the wire take-up and pay-off wheel 5 through one side, the rear support plate is fixedly connected to the rear side wall of the wire take-up and pay-off box 4, the wire take-up and pay-off driving mechanism 6 is fixed to the rear support plate, the middle part of the rotating shaft 15 is fixedly connected to the mounting plate 14, the front end of the rotating shaft 15 is rotatably connected to the front support plate through a sleeved bearing member, and the electrical slip ring is sleeved on the rotating shaft 15.

It should be noted that, the electrical slip ring ensures that the rotating wire is electrically connected with the stationary wire, and is sleeved on the rotating shaft, wherein the stationary ring is relatively rotated and the movable ring is relatively rotated with respect to the stationary ring and the rotating shaft. The structure of the mounting frame is shown in fig. 6, but the mounting frame is not limited to the form that the front support plate and the rear support plate are connected through the connecting plate, and the front support plate and the rear support plate can be respectively and independently fixedly connected with the coiling and uncoiling box body.

In one embodiment of the present utility model, the pay-off and take-up drive mechanism 6 includes a drive motor and a decelerator.

The driving motor reduces the rotation speed and improves the torque through the speed reducer, so that enough rotation torque is ensured when the wire is wound and unwound; the drive motor is preferably a servo motor.

In one embodiment of the present utility model, as shown in fig. 8, the charging pile further includes a supporting frame 19, the charging pile 1 is located at the bottom of the supporting frame 19, the wire winding and unwinding box 4 is fixed at the top of the supporting frame 19, the power wire connected with the stationary ring 8 penetrates out of the wire winding and unwinding box 4 and is electrically connected with the charging pile 1 below, and the height of the bottom wall of the wire winding and unwinding box 4 from the ground is above 2.5 m. In the above embodiment, a two-dimensional code is disposed on the charging pile 1 or at the middle lower portion of the supporting frame 19, and the mobile terminal is electrically connected with the wireless communication module after scanning the two-dimensional code and paying. Wherein, wireless communication module is bluetooth module.

In the embodiment, the charging pile is arranged in the bottom of the support frame, the wire winding and unwinding box body is fixed at the higher position (more than 2.5 m) at the top of the support frame, and when the charging gun is not used in daily life, the charging gun head is stored and suspended at the higher position above, so that pedestrians are not influenced and are not easy to touch, and the charging gun head has a certain antitheft and anti-intentional damage effect; only after a user sweeps a code through a mobile terminal such as a mobile phone and pays for a fee or is connected with a wireless communication module of a controller in other modes, the charging gun head can automatically descend (or manually descends under the control of the mobile phone) to an area suitable for being touched by a human hand, then a control button is manually pressed to enable the charging cable to further extend to the length of the charging gun head which can be just connected with a charging interface of a car to be charged, after the charging is completed, the charging gun head is pulled out, the charging cable is wound up and the charging gun head is lifted up and reset through the control button or the mobile phone to control the winding and unwinding driving mechanism to rotate, and further, for convenience, the charging can be set up and completed, and the charging gun head is automatically wound up and reset after the charging gun head is pulled out. The control button on the charging gun head can be a button for folding and unfolding double control.

On the basis of the above embodiments, in order to avoid that the charging gun head excessively collides with the bottom wall of the winding and unwinding line box body due to the problem of sensitivity and accuracy of the encoder and the like of the winding and unwinding line driving mechanism when the charging gun head rises and returns, a position switch 20 (specifically, a metal proximity switch) may be disposed on the lower side of the opening at the bottom of the winding and unwinding line box body 4, the position switch 20 is electrically connected with the winding and unwinding line driving mechanism 6, and the charging gun head 3 triggers the position switch 20 when rising to be close to the lower side of the opening. After the position switch is triggered, the take-up and pay-off driving mechanism receives a stop signal and stops rotating immediately.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (10)

1. The utility model provides a charging gun line winding and unwinding device, includes fills electric pile (1), charging cable (2) and charges rifle head (3), its characterized in that still includes and receive and releases line box (4), receive and release line box (4) interior receive and release line wheel (5) and drive receive and release line actuating mechanism (6) of receive and release line wheel (5) pivoted, charging cable (2) coil in receive and release line wheel (5) are gone up and one end is followed receive and release line box (4) bottom trompil is worn out downwards and is connected with the rifle head (3) electricity of below that charges, and the other end runs through receive and release line wheel (5) cylinder wall back with electric slip ring's rotating ring (7) electricity is connected, electric slip ring's stationary ring (8) pass through the power cord with it is connected to charge pile (1) electricity, be equipped with control button (9) on charging rifle head (3), control button (9) and receive and release line actuating mechanism (6) all are connected with a controller (10) electricity, controller (10) mobile communication terminal can possess with wireless module receive and release line actuating mechanism (6) wireless connection.

2. The charging gun wire winding and unwinding device according to claim 1, wherein a guiding mechanism for preventing the charging cable (2) from scraping the edge of the opening when ascending and descending is arranged around the opening at the bottom of the winding and unwinding box (4).

3. The charging gun wire winding and unwinding device according to claim 2, characterized in that the opening is a rectangular hole, the long side of the rectangular hole is parallel to the axis of the winding and unwinding wheel (5), the guiding mechanism is a guiding roller wheel (11), and four sides of the opening are respectively provided with the guiding roller wheel (11).

4. The charging gun wire winding and unwinding device according to claim 1, characterized in that the winding and unwinding wheel (5) comprises a cylinder body (12) and outward turning baffle rings (13) arranged at two ends of the cylinder body (12), a circular mounting plate (14) with a central hole is arranged in the middle of the inside of the cylinder body (12), a rotating shaft (15) passes through the central hole and is fixedly connected with the mounting plate (14) through a flange plate (16), one end of the rotating shaft (15) is fixedly connected with the output end of the winding and unwinding driving mechanism (6), and a kidney-shaped hole (17) for allowing one end of the charging cable (2) to pass through is formed in the wall of the cylinder body (12).

5. The charging gun wire winding and unwinding device according to claim 4, wherein the winding and unwinding wheel (5) is rotatably connected in the winding and unwinding box body (4) through a mounting frame (18), the mounting frame (18) comprises a front support plate and a rear support plate which are fixedly connected with a connecting plate parallel to the axis of the winding and unwinding wheel (5) through one side, the rear support plate is fixedly connected with the rear side wall of the winding and unwinding box body (4), the winding and unwinding driving mechanism (6) is fixed on the rear support plate, the middle part of the rotating shaft (15) is fixedly connected with the mounting plate (14), the front end of the rotating shaft (15) is rotatably connected with the front support plate through a sleeved bearing piece, and the electric slip ring is sleeved on the rotating shaft (15).

6. A charging gun wire retractor according to claim 5, wherein the retraction drive mechanism (6) comprises a drive motor and a decelerator.

7. The charging gun wire winding and unwinding device according to any one of claims 1 to 6, further comprising a supporting frame (19), wherein the charging pile (1) is located at the bottom of the supporting frame (19), the winding and unwinding box (4) is fixed at the top of the supporting frame (19), the power wire connected with the stationary ring (8) penetrates out of the winding and unwinding box (4) and is electrically connected with the charging pile (1) below, and the height of the bottom wall of the winding and unwinding box (4) from the ground is more than 2.5 m.

8. The charging gun line winding and unwinding device according to claim 7, wherein a two-dimensional code is arranged on the charging pile (1) or at the middle lower part of the supporting frame (19), and the mobile terminal is electrically connected with the wireless communication module after scanning the two-dimensional code and paying.

9. The charging gun wire retractor of claim 7, wherein the wireless communication module is a bluetooth module.

10. The charging gun wire winding and unwinding device according to claim 7, wherein a position switch (20) is arranged on the lower side of an opening in the bottom of the winding and unwinding box body (4), the position switch (20) is electrically connected with the winding and unwinding driving mechanism (6), and the charging gun head (3) triggers the position switch (20) when being lifted to be close to the lower side of the opening.

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