CN214728252U

CN214728252U - Stake of charging of column convenient to use

Info

Publication number: CN214728252U
Application number: CN202120529449.2U
Authority: CN
Inventors: 钱广益; 陈捷凯
Original assignee: Wanbang Digital Energy Co Ltd; Wanbang Star Charge Technology Co Ltd
Current assignee: Wanbang Digital Energy Co Ltd; Wanbang Star Charge Technology Co Ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-11-16
Anticipated expiration: 2031-03-12

Abstract

The utility model discloses a column type that is convenient for use fills electric pile relates to low pressure distribution technical field. When charging is needed, the charging gun is pulled and the pulling steel cable is driven to move, at the moment, the retracting device works, so that the whole pulling steel cable has no reverse acting force, the ratchet wheel is in a self-locking hovering state, the cable keeps a certain distance from the ground, the charging is facilitated, and meanwhile, the damage caused by the friction between the cable and the ground is avoided; after charging, stimulate the rifle that charges once more, make the pawl be located the smooth curved surface department of ratchet, the elastic restoring force of spring makes the pawl be located natural state this moment, continuous ratchet only with dial the piece inconsistent, because dial the piece and be located one side of continuous ratchet pulling direction, the pawl can not be stirred to continuous ratchet on, the pulling synchronizing wheel can the antiport this moment, and drive the automatic withdrawal of pulling steel cable, until contracting to the normal position, thereby gravity through the heavy object is as the drive, the life of whole electric pile that fills has been increased, maintenance-free advantage also has.

Description

Stake of charging of column convenient to use

Technical Field

The utility model relates to a low voltage distribution technical field especially relates to a column type that is convenient for use fills electric pile.

Background

The electric automobile has no pollution, does not discharge carbon dioxide, does not have tail gas pollution, has the advantages of energy conservation and environmental protection for the common automobile with high emission at present, and is quite favorable for treating environmental pollution and reducing tail gas emission. As the number of the charging cars is increasing, the charging problem of the electric car is becoming one of the problems restricting the development of the electric car.

When the electric automobile charges fast, need follow and fill electric pile and drag out rifle and the cable that charges, with the car end interface connection that charges, after charging, electric current 250A's high-power cable need reset to the original position to practice thrift place and space.

The traditional cable winding and unwinding device adopts a motor and a spring as driving devices, and winds and unwinding cables through a transmission device, after the cable winding and unwinding device is used for a period of time, maintenance is needed, the high-power charging cable with the current of 250A is long and heavy, the cable is 2.92kg per meter, the diameter of the cable is 43.5mm, and the minimum bending radius is 217 mm. After charging is finished, the charging cable resets and needs larger driving force; when charging at every turn, if the high-power cable of electric current 250A scatters on ground, the insulating protective layer of cable all can arouse the damage with ground friction to shorten the life of cable, produced the potential safety hazard easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that after the charging is finished, the charging cable is reset and needs larger driving force; when charging at every turn, if the high-power cable of electric current 250A scatters on ground, the insulating protective layer of cable all can arouse the damage with ground friction to shorten the life of cable, produced the potential safety hazard easily.

In order to solve the technical problem, the utility model provides a convenient column type charging pile, which comprises a body, a charging gun and a cable, wherein the cable is bent into an S shape which rotates 90 degrees anticlockwise when the charging gun is not used, and the bottom end of the cable is arranged at an interval with the ground; the body is also provided with a winding and unwinding device for adjusting the upper end position of the cable, the winding and unwinding device comprises a threading sleeve fixed at the upper end of the cable in a sleeving manner, and further comprises a rotating wheel which is rotatably connected inside the body along the vertical direction, a pulling steel cable and a reset steel cable are respectively wound on the rotating wheel along opposite directions, one end of the pulling steel cable, which is far away from the rotating wheel, is connected with the threading sleeve, and a heavy object is connected on the reset steel cable; the winding and unwinding device further comprises a ratchet wheel coaxially fixed at the end part of the rotating wheel and a pawl matched with the ratchet wheel, the locking direction of the ratchet wheel is set to be opposite to the pulling direction of the pulling steel cable, the circumferential surface of the ratchet wheel is respectively provided with a smooth curved surface and convex continuous ratchets, the pawl is not abutted to the continuous ratchets in a natural state, one end of each continuous ratchets in the pulling direction is fixedly provided with a shifting block used for shifting the pawl to the continuous ratchets, and the pawl is connected with a spring used for resetting the pawl to the natural state.

The technical effects are as follows: when charging is needed, the charging gun is pulled, a cable connected with the charging gun pulls a steel cable through a threading sleeve, the steel cable is pulled to drive the whole rotating wheel to rotate, and a heavy object is driven to ascend through a reset steel cable; after the cable is pulled to a proper distance, the rotating wheel simultaneously drives the ratchet wheel to rotate, and at the moment, the pawl is in a natural state, so that the pawl is not abutted to the continuous ratchets, the pawl is continuously rotated to enable the shifting block to be abutted to the pawl, the pawl is shifted to the continuous ratchets, the ratchet wheel and the pawl are matched to play a role in stopping the whole rotating wheel, so that the whole pulling steel cable has no reverse acting force, the ratchet wheel is in a self-locking hovering state, the cable is kept at a certain distance from the ground, charging is facilitated, and damage caused by friction between the cable and the ground is avoided;

after charging, pulling the charging gun again to enable the pawl to be located at the smooth curved surface of the ratchet wheel, enabling the pawl to be located in a natural state through elastic restoring force of the spring, enabling the continuous ratchets to only abut against the shifting block, stopping applying pulling force to the charging gun at the moment, pulling the reset steel cable downwards through self gravity of the weight, and driving the whole rotating wheel to rotate reversely, wherein the shifting block is located on one side of the pulling direction of the continuous ratchets, so that the pawl cannot be shifted to the continuous ratchets, the rotating wheel can freely rotate in the reverse direction at the moment, the rotating wheel rotates reversely to drive the pulling steel cable to automatically retract until the pulling steel cable contracts to the original position, and therefore the gravity of the weight is used as driving, the service life of the whole charging pile is prolonged, and the charging gun has the advantage of being free of maintenance;

in the whole use, the rifle head that has effectively prevented the rifle that charges receives reverse pulling force, causes contact failure when having avoided charging, has also effectively avoided the potential safety hazard, and the cable hangs all the time on the pulling steel cable, and it is also more light convenient to use, has also practiced thrift the place and the space that charge simultaneously.

The utility model discloses the technical scheme who further injects is:

further, the winding and unwinding device further comprises a support which is fixed at the upper end inside the body and used for mounting the rotating wheel, the ratchet wheel, the pawl and the spring, the rotating wheel comprises a pulling synchronizing wheel used for winding the pulling steel cable and a resetting synchronizing wheel used for winding the resetting steel cable, and the pulling synchronizing wheel and the resetting synchronizing wheel are sequentially and coaxially arranged along the axial direction of the rotating wheel and synchronously rotate.

Preceding a column type that facilitates use fill electric pile, equal coaxial the same through-hole of having seted up on ratchet, pulling synchronizing wheel and the synchronizing wheel that resets, the through-hole is connected with the spacing groove along self diameter direction, wears to be equipped with the pivot that passes two other through-holes simultaneously in the through-hole, and is fixed with a plurality of spacing keys that are used for embedding to corresponding the spacing groove respectively in the pivot.

Preceding a column type that is convenient for use fills electric pile, the one end that the steel cable that resets deviates from the runner is fixed in the inside upper end of body, and the upper end of heavy object is fixed with the movable pulley of connecting on the steel cable that resets.

Preceding a column type that facilitates use fill electric pile, the heavy object sets up to iron sticks together.

The utility model provides a stake of charging of column convenient to use, the threading is sheathe in and is provided with the ball sealer that is used for plugging up the take-up and pay-off device outlet.

Preceding a column type that is convenient for use fill electric pile, the material of ball sealer sets up to rubber.

Preceding a column type that facilitates use fill electric pile, the interval between the bottom of cable and the ground sets up to 30mm when the rifle that charges does not use.

The utility model has the advantages that:

(1) the utility model discloses, the setting of pulling synchronizing wheel and reset synchronizing wheel makes between the pulling steel cable and the reset steel cable separate each other, has avoided both to twine each other when using, also makes both more smooth when driving whole runner rotation, thereby has improved the stability and the practicality of whole winding and unwinding devices greatly;

(2) the utility model discloses, the setting of spacing groove and spacing key makes ratchet, pulling synchronizing wheel and reset synchronizing wheel guarantee can the synchronous rotation while, also make between the three and with the support can dismantle the setting to be convenient for the installation and the dismantlement maintenance of whole winding and unwinding devices, the setting of movable pulley makes the heavy object more smooth when driving the runner, and drive efficiency is higher, and also to the wear of steel cable that resets less, increased the life of whole winding and unwinding devices;

(3) the utility model discloses, setting up of ball sealer can in time plug up winding and unwinding devices's outlet when the cable resets, and the rubber material has then further strengthened its sealed effect for whole electric pile that fills is when not using, inside debris such as water and dust are difficult for entering into the body more, increased whole waterproof performance who fills electric pile, thereby reduce its clean maintenance frequency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the position of the sealing ball of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a schematic structural view of the retracting device of the present invention;

fig. 5 is an exploded view of the retracting device of the present invention;

FIG. 6 is a schematic structural view of the pawl of the present invention in a natural state;

fig. 7 is a schematic structural view of the charging gun of the present invention in a use state.

Wherein: 1. a body; 2. a charging gun; 3. a cable; 4. a retracting device; 41. threading the wire sleeve; 42. a rotating wheel; 421. pulling the synchronizing wheel; 422. resetting the synchronizing wheel; 43. pulling the steel cable; 44. resetting the steel cable; 45. a weight; 46. a ratchet wheel; 461. a smooth curved surface; 462. a continuous ratchet; 463. a shifting block; 47. a pawl; 48. a spring; 49. a support; 5. a through hole; 6. a limiting groove; 7. a rotating shaft; 8. a limiting key; 9. a movable pulley; 10. and (4) sealing the ball.

Detailed Description

The utility model provides a stake of column charging convenient to use, the structure is shown in fig. 1 to 2, including body 1, rifle 2 and cable 3 charge, cable 3 bends into the S-shaped of anticlockwise rotation 90 degrees when rifle 2 does not use charging, the bottom and the ground interval of cable 3 set up, and the interval sets up to 30mm, be provided with receiving and releasing device 4 that is used for adjusting the cable 3 upper end position on body 1, receiving and releasing device 4 establishes threading cover 41 that is fixed in the cable 3 upper end including the cover, be provided with on threading cover 41 and be used for plugging up sealing ball 10 of receiving and releasing device 4 outlet, and sealing ball 10' S material sets up to rubber.

As shown in fig. 3 to 5, a support 49 is fixed at the upper end inside the body 1, a rotating wheel 42 rotating along the vertical direction is arranged on the support 49, the rotating wheel 42 comprises a pulling synchronizing wheel 421 and a resetting synchronizing wheel 422 coaxially arranged along the self axis direction in sequence, a pulling steel cable 43 is wound on the pulling synchronizing wheel 421, a resetting steel cable 44 is wound on the resetting synchronizing wheel 422, the winding directions of the pulling steel cable 43 and the resetting steel cable 44 are set to be opposite, one end of the pulling steel cable 43 departing from the pulling synchronizing wheel 421 is connected with a threading sleeve 41, one end of the resetting steel cable 44 departing from the resetting synchronizing wheel 422 is fixed at the upper end inside the body 1, the bottom end of the resetting steel cable 44 is connected with a movable pulley 9, a weight 45 is fixed at the lower end of the movable pulley 9, and the weight 45 is set as an iron lump.

As shown in fig. 5 to 6, one end of the reset synchronizing wheel 422, which is away from the pulling synchronizing wheel 421, is coaxially connected with a ratchet wheel 46, the same through holes 5 are coaxially formed in the ratchet wheel 46, the pulling synchronizing wheel 421 and the reset synchronizing wheel 422, the through holes 5 are connected with a limiting groove 6 along the diameter direction of the through holes 5, a rotating shaft 7 which simultaneously penetrates through the other two through holes 5 penetrates through the through holes 5, and a plurality of limiting keys 8 which are respectively embedded into the corresponding limiting grooves 6 are fixed on the rotating shaft 7; the bracket 49 is rotatably connected with a pawl 47 matched with the ratchet 46, the bracket 49 is further provided with a spring 48 connected with the pawl 47, the locking direction of the ratchet 46 is set to be opposite to the pulling direction of the pulling steel cable 43, the circumferential surface of the ratchet 46 is respectively provided with a smooth curved surface 461 and a convex continuous ratchet 462, one end of the continuous ratchet 462 along the pulling direction is fixed with a shifting block 463, the pawl 47 does not abut against the continuous ratchet 462 in a natural state, the shifting block 463 is used for shifting the pawl 47 to the continuous ratchet 462, and the spring 48 is used for resetting the pawl 47 to the natural state.

When charging is needed, the charging gun 2 is pulled, the cable 3 connected with the charging gun 2 pulls the pull steel cable 43 through the threading sleeve 41, and at the moment, the pull steel cable 43 drives the pull synchronizing wheel 421 to rotate, so that the reset synchronizing wheel 422 drives the weight 45 to ascend through the reset steel cable 44; after the cable 3 is pulled to a proper distance, the synchronizing wheel 421 is pulled and the ratchet wheel 46 is driven to rotate at the same time, as shown in fig. 6, because the pawl 47 is in a natural state at this time, the pawl 47 does not abut against the continuous ratchet 462, the continuous rotation enables the shifting block 463 to abut against the pawl 47 and shift the pawl 47 to the continuous ratchet 462, as shown in fig. 4, the ratchet wheel 46 and the pawl 47 play a stopping role in the whole rotating wheel 42 through matching, as shown in fig. 7, the whole pulling steel cable 43 has no reverse acting force, the ratchet wheel is in a self-locking hovering state, the cable 3 is also kept at a certain distance from the ground, charging is facilitated, and damage caused by friction between the cable 3 and the ground is also avoided.

After charging, the charging gun 2 is pulled again, so that the pawl 47 is located at the smooth curved surface 461 of the ratchet 46, at this time, the elastic restoring force of the spring 48 makes the pawl 47 located at a natural state, the continuous ratchet 462 only abuts against the shifting block 463, at this time, the pulling force on the charging gun 2 is stopped, the gravity of the weight 45 pulls the reset steel cable 44 downwards and drives the reset synchronizing wheel 422 and the pull synchronizing wheel 421 to rotate, the rotating direction is opposite to the pulling direction, because the shifting block 463 is located at one side of the pulling direction of the continuous ratchet 462, the pawl 47 cannot be shifted to the continuous ratchet 462, at this time, the pull synchronizing wheel 421 can freely rotate in the opposite direction, the reverse rotation of the pull synchronizing wheel 421 drives the pull steel cable 43 to automatically retract until retracting to the original position, and the service life of the whole charging pile is prolonged by using the gravity of the weight 45 as a drive, and has the advantage of no maintenance.

In the whole use, the rifle head that has effectively prevented rifle 2 that charges receives reverse pulling force, causes contact failure when having avoided charging, has also effectively avoided the potential safety hazard, and cable 3 hangs all the time on pulling steel cable 43, and it is also more light convenient to use, has also practiced thrift the place and the space that charge simultaneously.

In addition to the above embodiments, the present invention may have other embodiments; all the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.

Claims

1. The utility model provides a stake of column charging convenient to use, includes body (1), rifle (2) and cable (3) charge, its characterized in that: when the charging gun (2) is not used, the cable (3) is bent into an S shape which rotates 90 degrees anticlockwise, and the bottom end of the cable (3) is arranged at an interval with the ground; the cable winding and unwinding device comprises a body (1), and is characterized in that the body (1) is further provided with a winding and unwinding device (4) used for adjusting the upper end position of a cable (3), the winding and unwinding device (4) comprises a threading sleeve (41) fixedly sleeved on the upper end of the cable (3) and a rotating wheel (42) rotatably connected to the inside of the body (1) along the vertical direction, a pulling steel cable (43) and a reset steel cable (44) are respectively wound on the rotating wheel (42) along opposite directions, one end of the pulling steel cable (43) departing from the rotating wheel (42) is connected with the threading sleeve (41), and a heavy object (45) is connected to the reset steel cable (44); the winding and unwinding device (4) further comprises a ratchet wheel (46) coaxially fixed at the end of the rotating wheel (42) and a pawl (47) matched with the ratchet wheel (46), the locking direction of the ratchet wheel (46) is set to be opposite to the pulling direction of the pulling steel cable (43), a smooth curved surface (461) and a convex continuous ratchet (462) are respectively arranged on the circumferential surface of the ratchet wheel (46), the pawl (47) is not abutted to the continuous ratchet (462) in a natural state, a shifting block (463) used for shifting the pawl (47) to the continuous ratchet (462) is fixed at one end of the continuous ratchet (462) in the pulling direction, and a spring (48) used for resetting the pawl (47) to the natural state is connected to the pawl (47).

2. The post type charging pile convenient to use according to claim 1, is characterized in that: the winding and unwinding device (4) further comprises a support (49) which is fixed at the upper end inside the body (1) and is used for mounting the rotating wheel (42), the ratchet wheel (46), the pawl (47) and the spring (48), the rotating wheel (42) comprises a pulling synchronizing wheel (421) for winding the pulling steel cable (43) and a resetting synchronizing wheel (422) for winding the resetting steel cable (44), and the pulling synchronizing wheel (421) and the resetting synchronizing wheel (422) are sequentially and coaxially arranged along the axis direction of the rotating wheel (42) and synchronously rotate.

3. The post type charging pile convenient to use according to claim 2, characterized in that: the ratchet wheel (46), the pulling synchronizing wheel (421) and the reset synchronizing wheel (422) are coaxially provided with the same through hole (5), the through hole (5) is connected with a limiting groove (6) along the diameter direction of the through hole, a rotating shaft (7) penetrating through the other two through holes (5) simultaneously is arranged in the through hole (5), and a plurality of limiting keys (8) which are respectively embedded into the corresponding limiting grooves (6) are fixed on the rotating shaft (7).

4. The post type charging pile convenient to use according to claim 1, is characterized in that: one end of the reset steel cable (44) departing from the rotating wheel (42) is fixed at the upper end inside the body (1), and the upper end of the heavy object (45) is fixed with a movable pulley (9) connected to the reset steel cable (44).

5. The post type charging pile convenient to use according to claim 4, is characterized in that: the heavy object (45) is set as an iron lump.

6. The post type charging pile convenient to use according to claim 1, is characterized in that: and a sealing ball (10) for blocking the outlet of the winding and unwinding device (4) is arranged on the threading sleeve (41).

7. The post type charging pile convenient to use according to claim 6, is characterized in that: the sealing ball (10) is made of rubber.

8. The post type charging pile convenient to use according to claim 1, is characterized in that: when the charging gun (2) is not used, the distance between the bottom end of the cable (3) and the ground is set to be 30 mm.