A charging pile swing arm device and a charging pile

Abstract

The application provides a charging pile swing arm device and a charging pile. The charging pile swing arm device comprises a base, a swing arm rotating shaft fixing structure arranged on the surface of the base, a swing arm rotating shaft, a first end of the swing arm rotating shaft being fixed to the swing arm rotating shaft fixing structure, a second end of the swing arm rotating shaft extending into the base, the swing arm rotating shaft being connected with a swing arm and being rotatable together with the swing arm, a restoring mechanism, the restoring mechanism generating a restoring torque, the restoring torque making the swing arm have a tendency to return to an initial position, a transmission mechanism arranged in the base and connected with the swing arm rotating shaft and the restoring mechanism, and the swing arm rotating shaft and the restoring mechanism being linked through the transmission mechanism. The charging pile swing arm device provided by the application can be completely protected by the charging pile shell and has an attractive appearance.

Description

Technical Field

[0001] This application relates to the technical field of charging pile cable retraction devices, and in particular to a charging pile swing arm device and a charging pile. Background Technology

[0002] A charging cable assisted retrieval system is a user-friendly structural device that assists in pulling out and retrieving charging cables due to their large weight and length. Currently, the market commonly uses auxiliary devices such as coil spring balancers or swing arms. These auxiliary devices have the following drawbacks: coil spring balancers and existing swing arm auxiliary mechanisms cannot be completely enclosed by the charging pile casing, making them susceptible to damage, and their overall appearance is unsightly.

[0003] Therefore, it is desirable to provide a charging pile swing arm device that can be completely enclosed and protected by the charging pile shell, and has an aesthetically pleasing appearance. Utility Model Content

[0004] The technical problem this application aims to solve is that the current swing arm device cannot be completely enclosed by the charging pile shell, making it susceptible to damage, and its overall appearance is not aesthetically pleasing.

[0005] This application provides a charging pile swing arm device, including: a base; a swing arm pivot fixing structure disposed on the surface of the base; a swing arm pivot, the first end of which is fixed to the swing arm pivot fixing structure, and the second end of which extends into the base, the swing arm pivot being connected to the swing arm and capable of rotating together with the swing arm; a return mechanism that generates a return torque, the return torque causing the swing arm to tend to return to its initial position; and a transmission mechanism disposed in the base and connecting the swing arm pivot and the return mechanism, the swing arm pivot and the return mechanism being linked through the transmission mechanism.

[0006] In some embodiments of this application, the swing arm pivot fixing structure includes a side extending vertically upward from the base surface and a top extending horizontally from the side, the side being perpendicular to the top, and a first end of the swing arm pivot being fixed to the top.

[0007] In some embodiments of this application, a first bearing is provided at the top of the swing arm pivot fixing structure, a second bearing is provided in the base, a first end of the swing arm pivot is provided in the first bearing, and a second end of the swing arm pivot is provided in the second bearing.

[0008] In some embodiments of this application, when the swing arm is in the initial position, the side of the swing arm is flush with the outer edge of the base and the end face extending from the top of the swing arm pivot fixing structure.

[0009] In some embodiments of this application, the recovery mechanism includes a coil spring balancer disposed on the base surface adjacent to the rotating shaft fixing structure, wherein the balancer fixing shaft of the coil spring balancer extends into the base and is fixed.

[0010] In some embodiments of this application, the coil spring balancer includes a housing, inside which a coil spring is disposed, the outer ring hook of the coil spring is hung on the housing, and the inner ring hook of the coil spring is hung on the balancer fixed shaft.

[0011] In some embodiments of this application, the housing of the coil spring balancer includes sidewalls and a top cover, the top cover including an annular extension extending into the housing, and the outer ring hook of the coil spring being hooked onto the annular extension.

[0012] In some embodiments of this application, the top cover is connected to the side wall by bolts.

[0013] In some embodiments of this application, the recovery mechanism includes a recovery shaft disposed on the surface of the base adjacent to the shaft fixing structure and extending into the base, and a torsion spring sleeved on the recovery shaft, one end of the torsion spring being connected to the recovery shaft and the other end of the torsion spring being connected to the base.

[0014] In some embodiments of this application, the transmission mechanism is a gear transmission, which includes at least one transmission shaft and gears respectively disposed on the transmission shaft, the swing arm shaft and the balancer fixed shaft, with adjacent gears meshing to achieve transmission.

[0015] In some embodiments of this application, bearings are provided at both ends of the drive shaft and at both ends of the balancer fixing shaft located in the base, and the bearings are respectively fixed in bearing seats at the top and bottom of the base.

[0016] In some embodiments of this application, the transmission mechanism is a belt drive, and the transmission mechanism includes a transmission belt sleeved on the swing arm shaft and the balancer fixed shaft.

[0017] In some embodiments of this application, the base includes a base plate and an upper cover that is fastened to the base plate.

[0018] This application also provides a charging pile, including: a charging pile body; a charging pile swing arm device as described above, installed on the top of the charging pile body; a charging pile top cover, covering the base, coil spring balancer and swing arm pivot fixing structure of the charging pile swing arm device; and a charging gun, wherein the charging gun wire is connected to the charging pile swing arm device wire through a cable clamp holding one end of the charging gun wire.

[0019] The charging pile swing arm device provided in this application embodiment can be completely wrapped and protected by the charging pile shell, and has an aesthetically pleasing appearance. Attached Figure Description

[0020] The following accompanying drawings describe in detail the exemplary embodiments disclosed in this application. The same reference numerals denote similar structures in several views of the drawings. Those skilled in the art will understand that these embodiments are non-limiting and exemplary, and the drawings are for illustrative purposes only and are not intended to limit the scope of this application. Other embodiments may similarly fulfill the intent of this application. It should be understood that the drawings are not drawn to scale.

[0021] in:

[0022] Figure 1 This is a schematic diagram of the overall structure of the charging pile swing arm device according to some embodiments of this application;

[0023] Figure 2 This is a longitudinal cross-sectional view of the charging pile swing arm device shown in some embodiments of this application after the swing arm has been removed;

[0024] Figure 3 and Figure 4 This is a perspective view of the charging pile swing arm device shown in some embodiments of this application after the swing arm has been removed;

[0025] Figure 5 This is an exploded view of the charging pile swing arm device shown in some embodiments of this application after the swing arm has been removed;

[0026] Figure 6 and Figure 7 This is a schematic diagram of the structure of a charging pile according to some embodiments of this application. Detailed Implementation

[0027] The following description provides specific application scenarios and requirements for this application, intended to enable those skilled in the art to make and use the content of this application. Various partial modifications to the disclosed embodiments will be apparent to those skilled in the art, and the general principles defined herein can be applied to other embodiments and applications without departing from the spirit and scope of this application. Therefore, this application is not limited to the embodiments shown, but rather to the widest scope consistent with the claims.

[0028] The technical solution of this application will be described in detail below with reference to the embodiments and accompanying drawings.

[0029] Figure 1 This is a schematic diagram of the overall structure of the charging pile swing arm device according to some embodiments of this application; Figure 2This is a longitudinal cross-sectional view of the charging pile swing arm device shown in some embodiments of this application after the swing arm has been removed; Figure 3 and Figure 4 This is a perspective view of the charging pile swing arm device shown in some embodiments of this application after the swing arm has been removed; Figure 5 This is an exploded view of the charging pile swing arm device according to some embodiments of this application after the swing arm has been removed.

[0030] This application provides a charging pile swing arm device, referencing... Figures 1 to 5 As shown, it includes: a base 01; a swing arm pivot fixing structure 02, disposed on the surface of the base 01; a swing arm pivot 03, the first end of which is fixed to the swing arm pivot fixing structure 02, the second end of which extends into the base 01 and is fixed therein, the swing arm pivot 03 being connected to a swing arm 04 and rotating under the drive of the swing arm 04; a return mechanism, which generates a return torque, the return torque causing the swing arm to tend to return to its initial position, the return mechanism being, for example, a coil spring balancer 05, disposed on the surface of the base 01 adjacent to the swing arm pivot fixing structure 02, the balancer fixing shaft 051 of the coil spring balancer 05 extending into the base 01 and fixed therein; and a transmission mechanism 06, disposed in the base 01 and connecting the swing arm pivot 03 and the balancer fixing shaft 051, the swing arm pivot 03 and the balancer fixing shaft 051 achieving rotational linkage through the transmission mechanism 06.

[0031] In the technical solution of this application, the coil spring balancer 05 and the swing arm pivot 03 are arranged horizontally adjacent to each other instead of stacked vertically, which can reduce the overall height of the swing arm device. Furthermore, the swing arm 04 can be set to be flush with the edge of the charging pile body, so that the swing arm device can be completely wrapped and protected by the charging pile shell, and has an aesthetically pleasing appearance.

[0032] refer to Figures 1 to 5 As shown, in some embodiments of this application, the base 01 includes a base plate 011 and an upper cover 012 fastened to the base plate 011. The upper cover 012 fastens to the base plate 011, forming a receiving space inside the base 01. The upper cover 012 and the base plate 011 are connected by screws.

[0033] refer to Figures 1 to 5As shown, in some embodiments of this application, the swing arm pivot fixing structure 02 includes a side portion 021 extending vertically upward from the surface of the base 01 and a top portion 022 extending horizontally from the side portion 021. The side portion 021 is perpendicular to the top portion 022, and the first end of the swing arm pivot 03 is fixed to the top portion 022. The top portion 022 of the swing arm pivot fixing structure 02 and the portion of the base 01 below the top portion 022 have an acute angle structure (i.e., the projection pattern outline in the vertical direction is an acute angle shape), which can be completely placed at the right-angle corner of the top edge of the charging pile body without being exposed.

[0034] In some embodiments of this application, when the swing arm 04 is in the initial position, the side of the swing arm 04 is flush with the outer edge of the base 01 and the end face extending from the top of the swing arm pivot fixing structure 02.

[0035] refer to Figure 1 and Figure 2 As shown, the swing arm pivot 03 is connected to the swing arm 04 and rotates under the drive of the swing arm 04.

[0036] refer to Figures 1 to 5 As shown, in some embodiments of this application, a first bearing 031 is provided on the top 022 of the swing arm pivot fixing structure 02, a second bearing 032 is provided in the base 01, a first end of the swing arm pivot 03 is disposed on the first bearing 031, and a second end of the swing arm pivot 03 is disposed on the second bearing 032. The stability of the swing arm pivot 03 is improved by using the two bearings to assist in fixing the swing arm pivot 03.

[0037] refer to Figures 1 to 5 As shown, in some embodiments of this application, the coil spring balancer 05 includes a housing 052, inside which a coil spring 053 is provided. The outer ring hook of the coil spring 053 is hung on the housing 052, and the inner ring hook of the coil spring 053 is hung on the balancer fixing shaft 051.

[0038] refer to Figure 5 As shown, in some embodiments of this application, the housing 052 of the coil spring balancer 05 includes a side wall 054 and a top cover 055. The top cover 055 includes an annular extension 056 extending into the housing, and the outer ring hook of the coil spring is attached to the annular extension 056. In some embodiments of this application, the top cover 055 is bolted to the side wall 054.

[0039] In the technical solution of this application, the top cover 055 is detachable. By removing the top cover 055 and then rotating it, the preload of the coil spring 053 can be adjusted. The side wall 054 of the outer shell 052 can be connected to the swing arm pivot fixing structure 02 to improve stability.

[0040] In other embodiments of this application, the return mechanism includes a return shaft disposed on the surface of the base 01 adjacent to the shaft fixing structure 02 and extending into the base 01, and a torsion spring sleeved on the return shaft. The torsion spring provides a return torque, one end of the torsion spring is connected to the return shaft, and the other end of the torsion spring is connected to the base. The return shaft functions similarly to the balancer fixing shaft. When the return shaft rotates, it causes the torsion spring to loosen or tighten.

[0041] refer to Figures 1 to 5 As shown, in some embodiments of this application, the transmission mechanism 06 is a gear transmission. The transmission mechanism 06 includes at least one transmission shaft 061 and gears 062 respectively disposed on the transmission shaft 061, the swing arm shaft 03, and the balancer fixing shaft 051. Adjacent gears 062 mesh to achieve transmission. In some embodiments of this application, bearings are provided at both ends of the transmission shaft 061 and at both ends of the balancer fixing shaft 051 located in the base. The bearings are respectively fixed in bearing seats at the top and bottom of the base. That is, the upper and lower ends of the transmission shaft 061 can also be fixed by bearings, and the end of the balancer fixing shaft 051 located in the base 01 can also be fixed by bearings. The base plate 011 of the base 01 can be provided with bearing seats to accommodate the corresponding bearings.

[0042] In some other embodiments of this application, the transmission mechanism 06 is a belt drive, comprising a transmission belt sleeved on the swing arm shaft 03 and the balancer fixed shaft 051. The transmission mechanism 06 is used to realize rotational transmission between the swing arm shaft 03 and the balancer fixed shaft 051; that is, rotation of the swing arm shaft 03 can drive rotation of the balancer fixed shaft 051, and vice versa. The transmission mechanism 06 can be any other structure capable of achieving the above objectives.

[0043] Figure 6 and Figure 7 This is a schematic diagram of the structure of a charging pile according to some embodiments of this application.

[0044] This application also provides a charging pile, for reference. Figure 6 and Figure 7As shown, it includes: a charging pile body 100; a charging pile swing arm device 200 as described above, installed on the top of the charging pile body 100; a charging pile top cover 110, covering the base 01, spring balancer 05 and swing arm pivot fixing structure 02 of the charging pile swing arm device 200; and a charging gun 120, the gun wire of the charging gun 120 being connected to the cable of the charging pile swing arm device 200 through a cable clamp 130 that holds one end of the gun wire.

[0045] refer to Figure 6 and Figure 7 As shown, in the technical solution of this application, the base 01, coil spring balancer 05, and swing arm pivot fixing structure 02 of the charging pile swing arm device 200 are completely covered by the charging pile top cover 110, with only the swing arm 04 exposed for operation. This avoids damage to the main parts and maintains an aesthetically pleasing appearance. Furthermore, the swing arm 04 can be covered when not in operation. When the swing arm 04 is in its initial position, at least a portion of its edge is flush with the top edge of the charging pile body. (Reference) Figure 6 and Figure 7 As shown, when the swing arm 04 is a secondary swing arm, the edge of the first-level swing arm is flush with the top edge of the charging pile body, and the second-level swing arm protrudes.

[0046] The charging pile swing arm device provided in this application embodiment can be completely wrapped and protected by the charging pile shell, and has an aesthetically pleasing appearance.

[0047] The basic concepts have been described above. Obviously, for those skilled in the art, the detailed disclosure above is merely illustrative and does not constitute a limitation of this specification. Although not explicitly stated herein, those skilled in the art may make various modifications, improvements, and corrections to this application. Such modifications, improvements, and corrections are suggested in this specification, and therefore remain within the spirit and scope of the exemplary embodiments of this application.

[0048] It should be noted that, in the description of this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "fixing" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; a mechanical connection or an electrical connection; a rotating connection or a sliding connection; a direct connection or an indirect connection through an intermediate medium; or the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this application in light of the specific circumstances.

[0049] Furthermore, when the terms "first," "second," "third," etc., are used in this application specification to describe various features, these terms are only used to distinguish these features and should not be construed as indicating or implying the correlation or relative importance between features or implicitly indicating the number of features indicated.

[0050] In addition, this application specification describes exemplary embodiments by referring to idealized exemplary cross-sectional views and / or plan views and / or perspective views. Therefore, differences from the illustrated shapes are foreseeable due to factors such as manufacturing techniques and / or tolerances. Therefore, exemplary embodiments should not be construed as limited to the shapes of the regions shown herein, but should include deviations in shape caused, for example, by manufacturing processes. Thus, the regions shown in the figures are substantially schematic, and their shapes are not intended to illustrate the actual shapes of the regions of the device, nor to limit the scope of the exemplary embodiments.

[0051] Furthermore, this application uses specific terms to describe embodiments of this specification. For example, "an embodiment," "one embodiment," and / or "some embodiments" refer to a particular feature, structure, or characteristic related to at least one embodiment of this application. Therefore, it should be emphasized and noted that "an embodiment," "one embodiment," or "an alternative embodiment" mentioned twice or more in different locations in this application do not necessarily refer to the same embodiment. In addition, certain features, structures, or characteristics in one or more embodiments of this application can be appropriately combined.

[0052] Similarly, it should be noted that, in order to simplify the description of the present application and thus aid in the understanding of one or more embodiments, the foregoing description of the embodiments of the present application sometimes combines multiple features into a single embodiment, drawing, or description thereof. However, this disclosure method does not imply that the subject matter of the present application requires more features than those mentioned in the claims. In fact, the embodiments contain fewer features than all the features of the single embodiments disclosed above.

[0053] Finally, it should be understood that the embodiments described in this application are merely illustrative of the principles of the embodiments of this application. Other modifications may also fall within the scope of this application. Therefore, alternative configurations of the embodiments of this application are considered as examples and not limitations, and are regarded as consistent with the teachings of this application. Accordingly, the embodiments of this application are not limited to the embodiments explicitly described and illustrated in this application.

Claims

1. A charging pile swing arm device, characterized in that, include: Base; A swing arm pivot fixing structure is provided on the surface of the base; A swing arm pivot, the first end of which is fixed to the swing arm pivot fixing structure, and the second end of which extends into the base. The swing arm pivot is connected to the swing arm and can rotate together with the swing arm. A return mechanism generates a return torque that causes the swing arm to tend to return to its initial position; A transmission mechanism is disposed in the base and connected to the swing arm pivot and the return mechanism. The swing arm pivot and the return mechanism are linked together through the transmission mechanism.

2. The charging pile swing arm device according to claim 1, characterized in that, The swing arm pivot fixing structure includes a side extending vertically upward from the base surface and a top extending horizontally from the side, the side being perpendicular to the top, and the first end of the swing arm pivot being fixed to the top.

3. The charging pile swing arm device according to claim 2, characterized in that, The top of the swing arm pivot fixing structure is provided with a first bearing, the base is provided with a second bearing, the first end of the swing arm pivot is provided with the first bearing, and the second end of the swing arm pivot is provided with the second bearing.

4. The charging pile swing arm device according to claim 2, characterized in that, When the swing arm is in its initial position, the side of the swing arm is flush with the outer edge of the base and the end face extending from the top of the swing arm pivot fixing structure.

5. The charging pile swing arm device according to claim 1, characterized in that, The recovery mechanism includes a coil spring balancer, which is disposed on the surface of the base adjacent to the rotating shaft fixing structure. The balancer fixing shaft of the coil spring balancer extends into the base and is fixed.

6. The charging pile swing arm device according to claim 5, characterized in that, The coil spring balancer includes a housing, inside which a coil spring is disposed. The outer ring hook of the coil spring is hung on the housing, and the inner ring hook of the coil spring is hung on the balancer fixed shaft.

7. The charging pile swing arm device according to claim 6, characterized in that, The housing of the coil spring balancer includes side walls and a top cover, the top cover including an annular extension extending into the housing, and the outer ring hook of the coil spring is attached to the annular extension.

8. The charging pile swing arm device according to claim 7, characterized in that, The top cover is connected to the side wall by bolts.

9. The charging pile swing arm device according to claim 1, characterized in that, The recovery mechanism includes a recovery shaft disposed on the surface of the base adjacent to the shaft fixing structure and extending into the base, and a torsion spring sleeved on the recovery shaft. One end of the torsion spring is connected to the recovery shaft, and the other end of the torsion spring is connected to the base.

10. The charging pile swing arm device according to claim 1, characterized in that, The transmission mechanism is a gear transmission, which includes at least one transmission shaft and gears respectively disposed on the transmission shaft, the swing arm shaft and the balancer fixed shaft, with adjacent gears meshing to achieve transmission.

11. The charging pile swing arm device according to claim 10, characterized in that, Bearings are provided at both ends of the drive shaft and at both ends of the balancer fixing shaft located in the base, and the bearings are respectively fixed in the bearing seats at the top and bottom of the base.

12. The charging pile swing arm device according to claim 1, characterized in that, The transmission mechanism is a belt drive, which includes a transmission belt sleeved on the swing arm shaft and the balancer fixed shaft.

13. The charging pile swing arm device according to claim 1, characterized in that, The base includes a base plate and an upper cover that is fastened to the base plate.

14. A charging pile, characterized in that, include: The charging pile itself; The charging pile swing arm device as described in any one of claims 1-13 is installed on the top of the charging pile body; The charging pile top cover covers the base, coil spring balancer, and swing arm pivot fixing structure of the charging pile swing arm device; The charging gun has its charging cable connected to the cable of the charging pile swing arm device via a cable clamp that holds one end of the charging cable.

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