CN219172199U

CN219172199U - Electric vehicle charger capable of adjusting length of power line

Info

Publication number: CN219172199U
Application number: CN202320370082.3U
Authority: CN
Inventors: 刘少波
Original assignee: Shenzhen Yidudian New Energy Co ltd
Current assignee: Shenzhen Yidudian New Energy Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-06-13
Anticipated expiration: 2033-03-02

Abstract

The utility model relates to the technical field of electric vehicle chargers and discloses an electric vehicle charger with an adjustable length of a power line, which comprises a shell, wherein one far away end of a rotating frame is fixedly connected with a torsion spring, one near end of the rotating frame is respectively and fixedly connected with two ends of a rotating rod, a convex ring is fixedly connected to the outer part of the top end of the rotating rod, two rear ends of the spring are fixedly connected with connecting blocks, the rear wall of each connecting block is abutted against the front wall of the convex ring, three bottom ends of the spring are fixedly connected with clamping plates, and the bottom ends of the clamping plates are abutted against the top wall of each connecting block. According to the utility model, the torsion spring is stressed and twisted by pulling the power line, when the power line is pulled by force, the rotation speed of the convex ring is synchronously increased along with the rotating rod, and the convex ring surface is of different radians, so that the transverse force is larger when the high speed is higher, and the convex column at the bottom of the clamping plate is connected with the concave hole at the top end of the rotating rod after the connecting block moves to one side, thereby achieving the purpose of fixing the power line, and further the length of the power line can be randomly adjusted.

Description

Electric vehicle charger capable of adjusting length of power line

Technical Field

The utility model relates to the technical field of electric vehicle chargers, in particular to an electric vehicle charger with an adjustable power line length.

Background

Electric motor cars are very common in daily life, and are powered by batteries, electric energy is converted into mechanical energy through various driving, controlling and outputting structures to realize movement, and the speed of the electric motor cars is changed by manually adjusting the current, and along with the development of science and technology, the electric motor cars are not only two-wheel or three-wheel electric motor cars, but also four-wheel electric motor cars, and the electric motor cars are short-distance traveling of people is more convenient and more in line with the concept of energy conservation and environmental protection.

In order to ensure that the electric vehicle has enough electric power, the battery inside the electric vehicle needs to be charged through the charger, but in actual use, the power line of the charger is possibly too long or too short to be convenient for normal use, and the power plug of the charger is mostly directly exposed in the external environment, so that the plug is possibly damaged due to various factors during daily use, and the use of the charger is further influenced.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an electric vehicle charger capable of adjusting the length of a power line.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an electric motor car charger of adjustable power cord length, includes the casing, anterior fixedly connected with U-shaped frame in the shells inner wall, roof and interior bottom wall middle part all rotate and are connected with the revolving rack in the U-shaped frame, one end fixedly connected with torsional spring is kept away from to the revolving rack mutually, one end all fixedly connected with is kept away from in the U-shaped frame in roof and interior bottom wall middle part outside mutually to the torsional spring, the revolving rack is close to one end respectively fixed connection at the bull stick both ends mutually, the bull stick periphery is provided with the power cord, upper portion the outside fixedly connected with bulge loop in bull stick top, the anterior fixedly connected with L shaped plate of roof in the casing, L shaped plate rear end fixedly connected with spring two, spring two rear end fixedly connected with connecting block, connecting block rear wall butt is at bulge loop front wall, the anterior fixedly connected with spring three of roof in the U-shaped frame, three bottom fixedly connected with cardboard of spring, cardboard bottom butt is at the connecting block roof.

As a further description of the above technical solution:

the power cord is characterized in that a fixing frame is fixedly connected to the periphery of the front portion of the power cord, a protective shell is slidably connected to the inner top wall and the inner bottom wall of the fixing frame, a first spring is fixedly connected to the upper portion and the lower portion of the inner rear wall of the fixing frame, a sliding plate is fixedly connected to the front end of the first spring, and the sliding plate is slidably connected to the rear wall of the protective shell.

As a further description of the above technical solution:

the limiting frame is fixedly connected to the front part of the inner bottom wall of the shell, and the bottom wall of the limiting frame is arranged at the outer top of the power line.

As a further description of the above technical solution:

the inner wall of the protection ring is connected with the periphery of the power line in a sliding manner.

As a further description of the above technical solution:

the charger comprises a shell, and is characterized in that a charger body is fixedly connected to the rear part of the inner bottom wall of the shell, the front wall of the charger body is communicated with a power line, and a plurality of uniformly distributed heat dissipation grooves are formed in the rear parts of the side walls of the two sides of the shell.

As a further description of the above technical solution:

the middle part of the top wall of the shell is rotationally connected with a handle, and the four corners of the bottom wall of the shell are fixedly connected with anti-slip pads.

As a further description of the above technical solution:

the middle part of the top end of the clamping plate is fixedly connected with a pull rod, the upper part of the pull rod penetrates through the front part of the top wall of the shell, and the spring III is wound outside the pull rod.

As a further description of the above technical solution:

the connecting block is characterized in that a push rod is fixedly connected to one side wall of the connecting block, and the upper portion of the push rod is slidably connected to one side of the front portion of the top wall of the shell.

The utility model has the following beneficial effects:

1. according to the utility model, the rotating rod is rotated by pulling the power line, and then the torsion spring is stressed and twisted by the rotating frame, when the power line is pulled by force, the rotation speed of the convex ring is synchronously increased along with the rotating rod, and as the surface of the convex ring is different in radian, the transverse acting force applied to the connecting block is larger during high-speed rotation, the connecting block moves to one side, so that the convex column at the bottom of the clamping plate is connected with the concave hole at the top end of the rotating rod, the purpose of fixing the power line is achieved, the length of the power line can be optionally adjusted, and the influence on practical use when the power line is longer or shorter is avoided.

2. According to the utility model, the sliding plate can move forwards and backwards through the first spring, so that the protective shell can move along the fixing frame, further, when the charger is not used, the front plug of the power line can be automatically protected by the first spring, the damage to the plug caused by external factors is avoided, and when the protective shell is contacted with the socket, the protective shell can move backwards along the fixing frame to expose the plug, so that the practical use of the plug is not affected.

Drawings

Fig. 1 is a front perspective view of an electric vehicle charger with an adjustable power cord length according to the present utility model;

FIG. 2 is a side perspective view of an electric vehicle charger with an adjustable power cord length in accordance with the present utility model;

FIG. 3 is a side perspective cross-sectional view of an electric vehicle charger with an adjustable power cord length in accordance with the present utility model;

fig. 4 is a schematic cross-sectional view of a connection structure inside a housing of an electric vehicle charger with an adjustable power cord length according to the present utility model.

Legend description:

1. a power line; 2. a protective ring; 3. a housing; 4. a push rod; 5. a pull rod; 6. a handle; 7. a third spring; 8. a protective shell; 9. a first spring; 10. a fixing frame; 11. a slide plate; 12. a heat sink; 13. an anti-slip pad; 14. a limiting frame; 15. a rotating rod; 16. an L-shaped plate; 17. a rotating frame; 18. a convex ring; 19. a torsion spring; 20. a U-shaped frame; 21. a charger body; 22. a second spring; 23. a connecting block; 24. and (5) clamping plates.

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, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the electric vehicle charger with the length of the power line adjustable comprises a shell 3, wherein the front part of the inner wall of the shell 3 is fixedly connected with a U-shaped frame 20, the middle parts of the inner top wall and the inner bottom wall of the U-shaped frame 20 are respectively and rotatably connected with a rotating frame 17, one end, far away from the rotating frame 17, of the rotating frame 17 is fixedly connected with a torsion spring 19, one end, far away from the torsion spring 19, of the rotating frame 19 is respectively and fixedly connected with the two ends of a rotating rod 15, the periphery of the rotating rod 15 is provided with the power line 1, the rotating rod 15 drives the rotating frame 17 to rotate through the power line 1, the torsion spring 19 is further stressed to prepare for automatic recovery of the power line 1, the outer part of the top end of the upper rotating rod 15 is fixedly connected with a convex ring 18, the front part of the inner top wall of the shell 3 is fixedly connected with an L-shaped plate 16, the rear end of the L-shaped plate 16 is fixedly connected with a spring two 22, the rear end fixedly connected with connecting block 23 of spring two 22, connecting block 23 back wall butt is at bulge loop 18 antetheca, make connecting block 23 and bulge loop 18 contact through spring two 22, the transverse force that connecting block 23 receives is great when bulge loop 18 rotational speed is higher, thereby make connecting block 23 overcome spring two 22 effect and take place lateral shifting, the anterior fixedly connected with spring three 7 of roof in U-shaped frame 20, spring three 7 bottom fixedly connected with cardboard 24, cardboard 24 bottom butt is at connecting block 23 roof, make cardboard 24 downwardly moving through spring three 7, after connecting block 23 removes cardboard 24 bottom projection and the shrinkage pool connection of bull stick 15 top, reach the purpose of fixed power cord 1, and then can adjust power cord 1 length at will, avoid power cord 1 longer or influence in actual use when shorter.

The outer periphery of the front part of the power line 1 is fixedly connected with a fixing frame 10, the inner top wall and the inner bottom wall of the fixing frame 10 are both in sliding connection with a protective shell 8, the upper part and the lower part of the inner rear wall of the fixing frame 10 are both in sliding connection with a first spring 9, the front end of the first spring 9 is both in sliding connection with a sliding plate 11, the protective shell 8 can be pushed to move along the fixing frame 10 through the first spring 9 so as to realize the purpose of protecting the front plug of the power line 1, and the protective shell 8 can be moved backwards along the fixing frame 10 after being contacted with a socket so as to expose the plug, thereby the actual use of the plug is not influenced, the first spring 9 can not be longitudinally deformed when the protective shell 8 moves through the sliding plate 11, the front part of the inner bottom wall of the shell 3 is fixedly connected with a limiting frame 14, the bottom wall of the limiting frame 14 is arranged at the outer top of the power line 1, the purpose of ensuring the parallelism of the power line 1 and a wire outlet hole is realized through the limiting frame 14, the power line 1 and the shell 3 are prevented from being scratched, the protection ring 2 is fixedly connected to the inside of the front wall of the shell 3, the inner wall of the protection ring 2 is slidably connected to the periphery of the power line 1, the purpose of reducing friction force between the power line 1 and the shell 3 is achieved through the protection ring 2, the effect of protecting the power line 1 and prolonging service life of the power line is achieved, the charger body 21 is fixedly connected to the rear part of the bottom wall in the shell 3, the front wall of the charger body 21 is communicated with the power line 1, a plurality of heat dissipation grooves 12 which are uniformly distributed are arranged at the rear parts of the side walls at two sides of the shell 3, heat generated during the operation of the charger body 21 can be timely discharged out of the shell 3 through the heat dissipation grooves 12, potential safety hazards caused by overhigh temperature inside the shell 3 are avoided, the middle part of the top wall of the shell 3 is rotationally connected with the handle 6, the anti-slip pads 13 are fixedly connected to the four corners of the bottom wall of the shell 3, the purpose of being convenient to carry is achieved through the handle 6, and utilize slipmat 13 to increase the frictional force between charger and the external object to reduce the probability that the charger dropped when using, reach the effect of protection charger, cardboard 24 top middle part fixedly connected with pull rod 5, the upper portion of pull rod 5 runs through casing 3 roof front portion, spring three 7 winding is outside pull rod 5, thereby realize the purpose that makes cardboard 24 only can the up-and-down motion through pull rod 5, and thereby can make cardboard 24 and bull stick 15 break away from and make power cord 1 withdraw automatically under torsional spring 19 effect through pull rod 5, connecting block 23 one side lateral wall fixedly connected with push rod 4, push rod 4 upper portion sliding connection is in casing 3 roof front portion one side, realize through push rod 4 when connecting block 23 can't be along with convex ring 18 reversal and the purpose that manual connecting block 23 resets, guarantee the reliability of next time use.

Working principle: the rotating frame 17 is driven to rotate by the rotating rod 15 through stably pulling the power line 1, so that the torsion spring 19 is stressed to twist, when the power line 1 is about to straighten a proper length, the rotating speed of the rotating rod 15 is accelerated by forcefully pulling the power line 1, and then the rotating speed of the convex ring 18 is accelerated, as the surface of the convex ring 18 is different in radian, the transverse acting force applied to the connecting block 23 during high-speed rotation is larger, so that the connecting block 23 overcomes the elasticity of the spring two 22 and moves to one side, the blocking of the clamping plate 24 is removed, the bottom convex column of the clamping plate 24 is connected with the concave hole at the top end of the rotating rod 15, the purpose of fixing the power line 1 is achieved, the power line 1 automatically retracts under the action of the torsion spring 19 when the external force disappears, the length of the power line 1 can be adjusted at will, the actual use is prevented from being influenced when the power line 1 is longer or shorter, and the clamping plate 24 and the rotating rod 15 are separated through the pull rod 5, so that the power line 1 is retracted along with the rotation of the torsion spring 19, and the connecting block 23 is reset through the push rod 4, so that the connecting block 23 is ready for next use, and in addition, the protection shell 11 is pushed by the spring 9 to move forward, so that the protection shell 8 moves forward, the protection shell 10 is not influenced by the power line 10, and the external plug is prevented from being exposed to the external plug, and the external plug is exposed to the external plug.

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

1. The utility model provides an electric motor car charger of adjustable power cord length, includes casing (3), its characterized in that: the utility model discloses a cardboard that includes U-shaped frame (20) of front portion fixedly connected with in casing (3) inner wall, roof and interior bottom wall middle part all rotate and are connected with revolving rack (17) in U-shaped frame (20), one end fixedly connected with torsional spring (19) are kept away from mutually to revolving rack (17), one end all fixedly connected with is kept away from mutually in U-shaped frame (20) roof and interior bottom wall middle part outside, revolving rack (17) are close to one end respectively fixedly connected with in bull stick (15) both ends mutually, bull stick (15) periphery is provided with power cord (1), upper portion bull stick (15) top outside fixedly connected with bulge loop (18), roof front portion fixedly connected with L shaped plate (16) in casing (3), L shaped plate (16) rear end fixedly connected with spring second (22), spring second (22) rear end fixedly connected with connecting block (23), connecting block (23) rear wall butt is in bulge loop (18) front wall, roof front portion fixedly connected with spring third (7) in U-shaped frame (20), spring third (7) bottom fixedly connected with cardboard (24) bottom butt joint (24).

2. An electric vehicle charger with adjustable power cord length as in claim 1, wherein: the power cord (1) front portion periphery fixedly connected with mount (10), roof and interior diapire all sliding connection have protective housing (8) in mount (10), the equal fixedly connected with spring one (9) of back wall upper and lower part in mount (10), the equal fixedly connected with slide (11) of spring one (9) front end, slide (11) all sliding connection is at protective housing (8) back wall.

3. An electric vehicle charger with adjustable power cord length as in claim 1, wherein: the limiting frame (14) is fixedly connected to the front part of the inner bottom wall of the shell (3), and the bottom wall of the limiting frame (14) is arranged at the outer top of the power line (1).

4. An electric vehicle charger with adjustable power cord length as in claim 1, wherein: the protection ring (2) is fixedly connected to the inside of the front wall of the shell (3), and the inner wall of the protection ring (2) is slidably connected to the periphery of the power line (1).

5. An electric vehicle charger with adjustable power cord length as in claim 1, wherein: the novel electric power charger is characterized in that a charger body (21) is fixedly connected to the rear portion of the inner bottom wall of the shell (3), the front wall of the charger body (21) is communicated with the power line (1), and a plurality of uniformly distributed heat dissipation grooves (12) are formed in the rear portions of the side walls of the two sides of the shell (3).

6. An electric vehicle charger with adjustable power cord length as in claim 1, wherein: the middle part of the top wall of the shell (3) is rotationally connected with a handle (6), and four corners of the bottom wall of the shell (3) are fixedly connected with anti-slip pads (13).

7. An electric vehicle charger with adjustable power cord length as in claim 1, wherein: the middle part of the top end of the clamping plate (24) is fixedly connected with a pull rod (5), the upper part of the pull rod (5) penetrates through the front part of the top wall of the shell (3), and the spring III (7) is wound outside the pull rod (5).

8. An electric vehicle charger with adjustable power cord length as in claim 1, wherein: the side wall of one side of the connecting block (23) is fixedly connected with a push rod (4), and the upper part of the push rod (4) is slidably connected to one side of the front part of the top wall of the shell (3).