CN211198228U - Fill electric pile with receipts exhibition line roller based on shrink technique step by step - Google Patents

Abstract

The utility model discloses a charging pile is with receipts exhibition line roller based on shrink technique step by step, the on-line screen storage device comprises a base, the safety cover, the stand, rotary drum and line roller, the top surface center of base is equipped with the stand, the outer disc upper portion cover of stand is equipped with the rotary drum, the rotary drum is the drum structure, the rotary drum rotates through first bearing and connects on the stand, the inner chamber of rotary drum is equipped with the first clockwork spring with stand matched with, the outer disc cover of rotary drum is equipped with the line roller, the line roller rotates through the second bearing and connects on the rotary drum, be equipped with the tightening chamber with rotary drum matched with in the line roller, be equipped with the second clockwork spring with rotary drum matched with in the tightening chamber, the outer disc of line roller is equipped with the line chamber, around being equipped with; this kind of mode that expandes or tighten up step by step can reduce the tensile force of first clockwork spring and second clockwork spring to the charging wire to the practical life of protection charging wire, and the expansion of charging wire or tighten up the convenience of fighting ten minutes, the application of being convenient for.

Description

Fill electric pile with receipts exhibition line roller based on shrink technique step by step

Technical Field

The utility model relates to a fill the electric pile field, specifically be a fill electric pile with receiving and releasing line roller based on shrink technique step by step.

Background

The charging pile has the function similar to an oiling machine in a gas station, can be fixed on the ground or on the wall, is installed in public buildings (public buildings, markets, public parking lots and the like) and residential district parking lots or charging stations, and can charge various types of electric vehicles according to different voltage grades. The input end of the charging pile is directly connected with an alternating current power grid, and the output end of the charging pile is provided with a charging plug for charging the electric automobile. Fill electric pile and generally provide two kinds of charging methods of conventional charging and quick charge, people can use specific charging card to swipe the card and use on the human-computer interaction operation interface that fills electric pile and provide, carry out operations such as corresponding charging method, charging time, expense data printing, fill electric pile display screen and can show data such as the charge volume, expense, charging time.

For making things convenient for the car owner to charge, the length of the charging cable that the stake of charging of taking the rifle from usually reserving is greater than 5 meters. In order to protect the safety of the charging equipment and the vehicle owner, the charging cable must be collected to return the charging pile after charging, and the wire collection work needs the vehicle owner to finish the operation by self. To current electric pile of filling, the car owner receives the line inconvenient, and receives the line operation and can't unify, receive the line effect poor, is difficult to satisfy modern demand of charging.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fill electric pile with receiving and releasing line roller based on shrink technique step by step to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a charging pile wire winding and unwinding roller based on a step-by-step contraction technology comprises a base, a protective cover, a stand column, a rotary drum and a wire roller, wherein the stand column is arranged in the center of the top end face of the base, the rotary drum is sleeved on the upper portion of the outer circular face of the stand column and is of a cylindrical structure, the rotary drum is rotatably connected onto the stand column through a first bearing, a first spiral spring matched with the stand column is arranged in an inner cavity of the rotary drum, one end of the first spiral spring is fixedly connected onto the stand column, the other end of the first spiral spring is fixedly connected onto the inner wall of the rotary drum, the wire roller is rotatably connected onto the rotary drum through a second bearing, a tightening cavity matched with the rotary drum is arranged in the wire roller, a second spiral spring matched with the rotary drum is arranged in the tightening cavity, one end of the second spiral spring is fixedly connected onto the outer circular face of the rotary drum, the wire chamber is wound with a charging wire, and the top end of the base is sleeved with a protective cover matched with the wire roller.

As a further technical scheme of the utility model, the axis of base and the axis coincidence of stand.

As a further technical proposal of the utility model, the wire cavity is an annular cavity.

As a further technical scheme of the utility model, a side of safety cover is equipped with the wire hole, and the embedded sliding sleeve that is equipped with of wire hole.

As a further technical scheme of the utility model, the wire hole is corresponding with the line roller on the horizontal direction.

Compared with the prior art, the utility model discloses the charging wire stretches out through the wire hole, expand from the line roller gradually by the user, extension length, in order to satisfy long distance practicality, the charging wire is when progressively expanding, the line roller rotates round the rotary drum, wait when the second clockwork spring contracts to minimum state, it rotates round the stand to actuate the rotary drum, thereby further expand the charging wire, after practical, first clockwork spring moves the rotary drum gyration, withdraw the charging wire, first clockwork spring resumes the back completely, the second clockwork spring drives the line roller gyration, continue to withdraw the charging wire, this kind of mode that expands step by step or tighten up can reduce the tensile force of first clockwork spring and second clockwork spring to the charging wire, thereby protect the practical life of charging wire, and the expansion of charging wire or tighten up the convenience of fighting ten minutes, and convenient application.

Drawings

Fig. 1 is a schematic structural diagram of a front view of a wire retracting and spreading roller for a charging pile based on a step-by-step retracting technology of the present invention;

fig. 2 is the utility model relates to an fill electric pile with interior structure schematic diagram of receipts line roller of opening and shutting based on shrink technique step by step.

In the figure: 1-base, 2-protective cover, 3-upright, 4-drum, 5-first bearing, 6-first spring, 7-wire roller, 8-tightening cavity, 9-wire cavity, 10-second bearing, 11-second spring, 12-wire outlet hole, and 13-sliding sleeve.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-2, a charging pile wire winding and unwinding roller based on a step-by-step shrinkage technology comprises a base 1, a protective cover 2, a stand column 3, a rotary drum 4 and a wire roller 7, wherein the stand column 3 is arranged in the center of the top end surface of the base 1, the axis of the base 1 coincides with the axis of the stand column 3, the upper portion of the outer circular surface of the stand column 3 is sleeved with the rotary drum 4, the rotary drum 4 is of a cylindrical structure, the rotary drum 4 is rotatably connected to the stand column 3 through a first bearing 5, a first spring 6 matched with the stand column 3 is arranged in an inner cavity of the rotary drum 4, one end of the first spring 6 is fixedly connected to the stand column 3, the other end of the first spring 6 is fixedly connected to the inner wall of the rotary drum 4, the wire roller 7 is sleeved on the outer circular surface of the rotary drum 4, the wire roller 7 is rotatably connected to the rotary drum 4 through a second bearing 10, a tightening cavity 8 matched with the rotary, one end fixed connection of second clockwork spring 11 is on the outer disc of rotary drum 4, and the other end fixed connection of second clockwork spring 11 is on tightening up the inner wall of chamber 8, the outer disc of line roller 7 is equipped with wire chamber 9, wire chamber 9 is the annular chamber, and around being equipped with the charging wire on the wire chamber 9, the top cover of base 1 is equipped with and takes 7 matched with safety cover 2 with the line roller, a side end of safety cover 2 is equipped with wire hole 12, the embedded sliding sleeve 13 that is equipped with of wire hole 12, wire hole 12 is corresponding with line roller 7 in the horizontal direction.

The utility model discloses during the use, the charging wire stretches out through wire hole 12, expand from line roller 7 gradually by the user, extension length, in order to satisfy long distance practicality, the charging wire is when progressively expanding, line roller 7 rotates round rotary drum 4, wait when second clockwork spring 11 contracts to the minimum state, it rotates round stand 3 to actuate rotary drum 4, thereby further expand the charging wire, after practical, first clockwork spring 6 drives rotary drum 4 gyration, withdraw the charging wire, first clockwork spring 6 resumes the back completely, second clockwork spring 1 drives line roller 7 gyration, continue to withdraw the charging wire, this kind of mode that expandes step by step or tighten up can reduce the tensile force of first clockwork spring 6 and second clockwork spring 11 to the charging wire, thereby protect the practical life of charging wire, and the expansion of charging wire or tighten up fill convenience very, and convenient for use.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (5)

1. A charging pile wire winding and unwinding roller based on a step-by-step contraction technology is characterized by comprising a base, a protective cover, a stand column, a rotary drum and a wire roller, wherein the stand column is arranged in the center of the top end face of the base, the rotary drum is sleeved on the upper portion of the outer circular face of the stand column and is of a cylindrical structure, the rotary drum is rotatably connected onto the stand column through a first bearing, a first spiral spring matched with the stand column is arranged in an inner cavity of the rotary drum, one end of the first spiral spring is fixedly connected onto the stand column, the other end of the first spiral spring is fixedly connected onto the inner wall of the rotary drum, the wire roller is rotatably connected onto the rotary drum through a second bearing, a tightening cavity matched with the rotary drum is arranged in the wire roller, a second spiral spring matched with the rotary drum is arranged in the tightening cavity, one end of the second spiral spring is fixedly connected onto the outer circular face of the rotary drum, the wire chamber is wound with a charging wire, and the top end of the base is sleeved with a protective cover matched with the wire roller.

2. The pole of claim 1, wherein the axis of the base and the axis of the post are coincident.

3. The pole of claim 1, wherein the wire chamber is an annular chamber.

4. The charging pile wire retracting and expanding roller based on the progressive shrinkage technology as claimed in claim 1, wherein a wire outlet hole is formed at one side end of the protective cover, and a sliding sleeve is embedded in the wire outlet hole.

5. The pole of claim 4, wherein the wire outlet hole is horizontally aligned with the wire roller.

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