CN213402791U

CN213402791U - Mobile power supply box

Info

Publication number: CN213402791U
Application number: CN202022477819.0U
Authority: CN
Inventors: 周恩会; 董庆玮; 黄森; 范礼松; 孙建倩; 潘燕
Original assignee: Jiangsu Shagang Group Co Ltd; Zhangjiagang Hongchang Steel Plate Co Ltd
Current assignee: Jiangsu Shagang Group Co Ltd; Zhangjiagang Hongchang Steel Plate Co Ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-06-08
Anticipated expiration: 2030-10-29

Abstract

The utility model provides a mobile power supply box, which comprises a box body, wherein a socket is arranged on the box body, a pay-off rack is arranged in the box body, a power line is wound on the pay-off rack, one end of the power line is connected with a plug, the other end of the power line is connected with the socket through a leakage protector, when in use, the power line of the mobile power supply box is taken down from the pay-off rack, the plug is inserted into a fixed power supply box, and then the plug of a power consumption device is inserted into the socket of the mobile power supply box for power supply, so that the mobile power supply box is safe, reliable; meanwhile, by arranging the movable electrode terminal and the fixed electrode terminal, the length of a power line required by the winding and unwinding wire is reduced, and the wire winding and unwinding device has high practicability.

Description

Mobile power supply box

Technical Field

The utility model relates to an electrical equipment field especially relates to a mobile power supply box.

Background

In order to meet the safety requirement of a plurality of mobile electric devices in a factory, a power line must be specified to be not longer than a certain length, so that fixed power boxes arranged at various positions in the factory often cannot meet the requirement on power supply distance, and the mobile electric devices are required to meet the use requirement of the mobile electric devices and have the characteristics of safety, reliability, convenience in use and the like.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is a lot of mobile electric devices in the mill, in order to satisfy the safety requirement, must stipulate the power cord and can not exceed certain length, and fixed power supply box can not satisfy the requirement on the power supply distance, the utility model provides a mobile power supply box solves above-mentioned problem.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a mobile power supply box, includes the box, install the socket on the box, be provided with the pay off rack in the box, the last power cord that is equipped with of pay off rack, the one end of power cord is connected with the plug, the other end of power cord passes through earth-leakage protector and connects the socket.

Further: the pay-off rack comprises a support, a winding roller and a movable plate, the support is mounted in the box body, the winding roller is rotatably mounted on the support, the rotating axis of the winding roller is arranged along the horizontal direction, the power line is wound on the winding roller, a handle for driving the winding roller to rotate is arranged at the left end of the winding roller, a connecting rack is fixedly mounted at the right end of the winding roller, the power line comprises a plurality of leads, a plurality of fixed electrode terminals are fixedly mounted on the connecting rack, the plurality of fixed electrode terminals are arranged along the radial direction, and the tail end of each lead is connected with one fixed electrode terminal; the movable plate is arranged on the bracket through a horizontal adjusting mechanism and is positioned at the right side of the winding roller, a plurality of concave mounting grooves are arranged on the left end surface of the movable plate, the shape of each mounting groove is a circular ring shape concentric with the rotating axis of the winding roller, a movable electrode terminal is arranged in the mounting groove, the shape of the movable electrode terminal is a circular ring shape matched with the mounting groove, a spring is fixedly arranged at the bottom of the mounting groove, the extension direction of the spring is arranged along the horizontal direction, the movable electrode terminal is fixedly arranged at the left end of the spring and is connected with the leakage protector through a lead, the bottom of mounting groove is equipped with the through-hole of interlude wire, horizontal adjustment mechanism can drive the fly leaf removes along the horizontal direction left to make one movable electrode terminal and one fixed electrode terminal contact.

Further: the horizontal adjusting mechanism comprises an air cylinder and a guide rod, the cylinder body of the air cylinder is fixedly installed on the support, the piston rod of the air cylinder is arranged towards the left side along the horizontal direction and is fixedly connected with the movable plate, the guide rod is fixedly installed on the movable plate along the horizontal direction, the support is provided with a guide sleeve matched with the guide rod, and the guide sleeve can move left and right along the guide rod.

Further: the box body is also provided with a power indicator light, and the power indicator light is electrically connected with the lead.

Further: the box body is also provided with a traction handle, a roller and a hook for hanging the plug.

The utility model has the advantages that the utility model has the pay-off rack with the power line wound, when in use, the power line of the mobile power box is taken off from the pay-off rack and the plug is inserted into the fixed power box, and then the plug of the electric equipment is inserted into the socket of the mobile power box for power supply, thereby being safe, reliable, simple and convenient; meanwhile, by arranging the movable electrode terminal and the fixed electrode terminal, the length of a power line required by the winding and unwinding wire is reduced, and the wire winding and unwinding device has high practicability.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of a mobile power box of the present invention;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a schematic structural view of a pay-off stand;

FIG. 4 is an enlarged view of A in FIG. 3;

fig. 5 is a structural schematic view of the mounting groove in the movable plate.

In the figure, the power supply device comprises a box body 1, a box body 2, a socket 3, a power line 31, a lead wire 4, a plug 6, a support 7, a winding roller 8, a movable plate 9, a handle 10, a connecting frame 11, a fixed electrode terminal 12, a mounting groove 13, a movable electrode terminal 14, a spring 17, a cylinder 18, a guide rod 19, a power supply indicator light 20, a traction handle 21, a roller 22 and a hook.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element 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," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present invention includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present invention.

As shown in fig. 1 and 2, the utility model provides a mobile power supply box, the power distribution box comprises a box body 1, install socket 2 on the box 1, be provided with the pay off rack in the box 1, around being equipped with power cord 3 on the pay off rack, the one end of power cord 3 is connected with plug 4, the other end of power cord 3 passes through earth-leakage protector and connects socket 2.

When the electric welding machine works, the length of a power line of the electric welding machine is limited and is only 5 meters, and the distance between the nearest fixed power box and the nearest fixed power box is about 30 meters, so that the power box needs to be moved. The method comprises the steps of placing the mobile power supply box at a position 3 meters away from the electric welding machine, taking down a power line 3 of the mobile power supply box from a pay-off rack, inserting a plug 4 into a fixed power supply box, and then inserting the plug 4 of the electric welding machine into a socket 2 of the mobile power supply box for power supply to perform spot welding work.

As shown in fig. 3, 4 and 5, the pay-off stand includes a support 6, a winding roller 7 and a movable plate 8, the support 6 is installed in the box 1, the winding roller 7 is rotatably installed on the support 6, a rotation axis of the winding roller 7 is arranged along a horizontal direction, the power line 3 is wound on the winding roller 7, a handle 9 for driving the winding roller 7 to rotate is arranged at a left end of the winding roller 7, a connection frame 10 is fixedly installed at a right end of the winding roller 7, the power line 3 includes a plurality of strands of wires 31, a plurality of fixed electrode terminals 11 are fixedly installed on the connection frame 10, a plurality of fixed electrode terminals 11 are arranged along a radial direction, and a tail end of each wire 31 is connected with one fixed electrode terminal 11; the movable plate 8 is installed on the support 6 through a horizontal adjusting mechanism and is located on the right side of the winding roller 7, a plurality of inwards concave installation grooves 12 are formed in the left end face of the movable plate 8, the shape of each installation groove 12 is a circular ring shape concentric with the rotation axis of the winding roller 7, movable electrode terminals 13 are installed in the installation grooves 12, the shape of each movable electrode terminal 13 is a circular ring shape matched with the installation groove 12, springs 14 are fixedly arranged at the bottoms of the installation grooves 12, the stretching directions of the springs 14 are arranged along the horizontal direction, the movable electrode terminals 13 are fixedly installed at the left ends of the springs 14, the movable electrode terminals 13 are connected with the electric leakage protector through wires 31, through holes penetrating the wires 31 are formed in the bottoms of the installation grooves 12, and the horizontal adjusting mechanism can drive the movable plate 8 to move leftwards along the horizontal direction, and one of the movable electrode terminals 13 is brought into contact with one of the fixed electrode terminals 11.

Among the prior art, when the wire winding roller 7 rotated the left part and carried out the unwrapping wire, lead to its right part to be continuous simultaneously to receive the line, in case the right part does not have sufficient power cord 3 to supply with, then can't carry out the unwrapping wire, this needs to be equipped with very long power cord 3, movable electrode terminal 13 and fixed electrode terminal 11's the mode of setting in this scheme, this problem has then been avoided, when using the power supply box, drag plug 4 and carry out the unwrapping wire operation of power cord 3, fixed electrode terminal 11 follows wire winding roller 7 and rotates, the unwrapping wire finishes the back, horizontal adjustment mechanism drive fly leaf 8 moves left along the horizontal direction, and make movable electrode terminal 13 and fixed electrode terminal 11 contact electrically conduct, the setting of ring shape movable electrode terminal 13, can guarantee that fixed electrode terminal 11 follows wire winding roller 7 and rotates when any angle, can both carry out. After the wire winding operation is finished, the horizontal adjusting mechanism drives the movable plate 8 to move rightwards along the horizontal direction, so that the movable electrode terminal 13 is far away from the fixed electrode terminal 11, and then the wire winding operation can be carried out by swinging the handle 9. The spring 14 is provided to prevent the movable electrode terminal 13 from rigidly colliding with the fixed electrode terminal 11.

The horizontal adjusting mechanism comprises an air cylinder 17 and a guide rod 18, wherein the cylinder body of the air cylinder 17 is fixedly installed on the support 6, the piston rod of the air cylinder 17 is arranged towards the left side along the horizontal direction and is fixedly connected with the movable plate 8, the guide rod 18 is fixedly installed on the movable plate 8 along the horizontal direction, a guide sleeve matched with the guide rod 18 is arranged on the support 6, and the guide sleeve can move left and right along the guide rod 18.

The movable plate 8 is driven to move leftwards by the cylinder 17, so that the movable electrode terminal 13 is in contact with the fixed electrode terminal 11, the guide sleeve is matched with the guide rod 18, the moving stability of the movable plate 8 can be ensured, the movable electrode terminal 13 cannot be in contact with the fixed electrode terminal 11 due to the fact that the movable plate 8 is inclined is avoided, meanwhile, the driving mode of the cylinder 17 is simple and reliable in structure, and automatic control can be achieved.

The box body 1 is further provided with a power indicator lamp 19, the power indicator lamp 19 is electrically connected with the conducting wires 31, and whether the conducting wires 31 of each phase are electrified or not can be indicated through the power indicator lamp 19. The box body 1 is further provided with a traction handle 20, a roller 21 and a hook 22 for hanging the plug 4, the traction handle 20 and the roller 21 are arranged, so that an operator can conveniently move the power box, and the hook 22 is arranged so that the plug 4 can be placed conveniently.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a mobile power supply box, includes box (1), its characterized in that: a socket (2) is mounted on the box body (1), a pay-off rack is arranged in the box body (1), a power line (3) is wound on the pay-off rack, one end of the power line (3) is connected with a plug (4), and the other end of the power line (3) is connected with the socket (2) through a leakage protector;

the pay-off rack comprises a bracket (6), a winding roller (7) and a movable plate (8), the bracket (6) is arranged in the box body (1), the winding roller (7) is rotationally arranged on the bracket (6), the rotating axis of the winding roller (7) is arranged along the horizontal direction, the power cord (3) is wound on the winding roller (7), the left end of the winding roller (7) is provided with a handle (9) for driving the winding roller (7) to rotate, the right end of the winding roller (7) is fixedly provided with a connecting frame (10), the power line (3) comprises a plurality of strands of conducting wires (31), a plurality of fixed electrode terminals (11) are fixedly mounted on the connecting frame (10), the fixed electrode terminals (11) are arranged along the radial direction, and the tail end of each wire (31) is connected with one fixed electrode terminal (11);

the utility model discloses a wire leakage protector, including support (6), fly leaf (8), wire winding roller (7), be provided with mounting groove (12) of a plurality of indent on the left end face of fly leaf (8), a plurality of the shape of mounting groove (12) be with the concentric ring shape in rotation axis of wire winding roller (7), install movable electrode terminal (13) in mounting groove (12), the shape of movable electrode terminal (13) be with mounting groove (12) assorted ring shape, the fixed spring (14) that is provided with in tank bottom of mounting groove (12), the flexible direction of spring (14) sets up along the horizontal direction, movable electrode terminal (13) fixed mounting be in the left end of spring (14), movable electrode terminal (13) are connected through wire (31) the leakage protector, the bottom of mounting groove (12) is equipped with the through-hole of interlude wire (31), horizontal adjustment mechanism can drive fly leaf (8) move left along the horizontal direction to make one movable electrode terminal (13) and one fixed electrode terminal (11) contact.

2. A mobile power supply case as claimed in claim 1, wherein: the horizontal adjusting mechanism comprises an air cylinder (17) and a guide rod (18), the cylinder body of the air cylinder (17) is fixedly installed on the support (6), the piston rod of the air cylinder (17) is arranged towards the left side along the horizontal direction and is fixedly connected with the movable plate (8), the guide rod (18) is fixedly installed on the movable plate (8) along the horizontal direction, a guide sleeve matched with the guide rod (18) is arranged on the support (6), and the guide sleeve can move left and right along the guide rod (18).

3. A mobile power supply case as claimed in claim 1, wherein: the box body (1) is further provided with a power indicator lamp (19), and the power indicator lamp (19) is electrically connected with the lead (31).

4. A mobile power supply case as claimed in claim 1, wherein: the box body (1) is also provided with a traction handle (20), a roller (21) and a hook (22) for hanging the plug (4).