CN217545253U - Convenient portable block terminal - Google Patents

Abstract

The utility model relates to a convenient movable distribution box, which comprises a box body, a socket and a pair of box doors, wherein the socket and the pair of box doors are arranged on the box body, a furling motor, two groups of self-rotating furling rollers and a rotating linear motion conversion mechanism are arranged in the box body, a pair of one-way transmission bearings with opposite rotating directions are arranged on an output shaft of the furling motor, and a rotating transmission pair mechanism is arranged among the rotating ends of the one-way transmission bearings, the furling rollers and the rotating linear motion conversion mechanism; the socket is connected with a connecting cable in an inserted mode, the output end of the connecting cable is rotatably installed on the furling roller, and a cable sliding seat is arranged at the moving end of the rotating linear motion conversion mechanism. The utility model discloses a set up the cable that a pair of roll-up roller receive and releases different models to assist roll-up motor, rotatory linear motion shifter and the vice mechanism of rotation transmission to carry out the assistance-localization real-time and the spiral roll-up of cable, the workman of being convenient for accomodates the cable, when improving block terminal convenience in use, is favorable to the block terminal heat dissipation.

Description

Convenient portable block terminal

Technical Field

The utility model belongs to the technical field of the technique of block terminal and specifically relates to a convenient portable block terminal is related to.

Background

The distribution box is used as an important component of a distribution system in a construction site of the building industry, provides power guarantee for equipment in temporary construction, and requires that the distribution system is safe, quick and efficient when an electrical specialty is brought into the field early and taken out late in building construction.

The inside device of current tertiary block terminal is installed according to user demand and block terminal volume, and the cable in the block terminal is also accomodate according to installer's individual custom and arranges. But because the cable often will be external various consumer, its length is longer, not only can lead to accomodating of cable comparatively inconvenient, accomodate mixed and disorderly cable moreover and be unfavorable for the block terminal heat dissipation, await improvement.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is not enough to the above-mentioned that exists among the prior art and provide a convenient portable block terminal, it has reached the purpose of being convenient for accomodate the cable through carrying out assistance-localization real-time to the cable.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a convenient and fast movable distribution box comprises a box body, a socket and a pair of box doors, wherein the socket and the pair of box doors are arranged on the box body, a winding motor, two groups of winding rollers capable of rotating automatically and a rotating linear motion conversion mechanism are arranged in the box body, a pair of unidirectional transmission bearings with opposite rotation directions are arranged on an output shaft of the winding motor, and a rotating transmission pair mechanism is arranged among the unidirectional transmission bearings, the winding rollers and a rotating end of the rotating linear motion conversion mechanism; the socket is spliced with a connecting cable, the output end of the connecting cable is rotatably arranged on the furling roller, and the moving end of the rotating linear motion conversion mechanism is provided with a cable sliding seat.

By adopting the technical scheme, before the distribution box is used, the input end of the cable sequentially penetrates through the cable sliding seat, bypasses the winding roller and is connected with the output end of the connecting cable; the output end of the connecting cable is rotatably connected with the cable body, the output end of the connecting cable can be arranged inside or on the surface of the winding roller, and correspondingly, the cable body of the connecting cable can be selectively arranged on the winding roller in a penetrating manner, so that the cable arranged at the output end of the connecting cable can rotate along with the winding roller; then starting a winding motor, wherein the winding motor drives the locked one-way transmission bearing to rotate so as to drive the winding roller to rotate and drive the cable sliding seat to slide, so that the cable can be spirally wound on the winding roller to finish cable storage; then reversing the winding motor to complete the cable storage on the other winding roller; in the winding process, the pair of one-way transmission bearings can freely rotate in one direction and are locked in the other direction, the locking directions of the one-way transmission bearings and the locking direction of the other one-way transmission bearings are opposite, and the winding directions are opposite, so that the cables on the two winding rollers are not interfered with each other, but can be wound by the winding motor, and the operation is simple and rapid; in the paying-off process, the cable is directly pulled manually to drive the winding roller to rotate, and the cable with a preset length can be paid out; in the process, the cables of different models are collected and released by arranging the pair of collecting rollers, the collecting motor, the rotary linear motion conversion mechanism and the rotary transmission pair mechanism are used for assisting in auxiliary positioning and spiral collecting of the cables, workers can conveniently collect the cables, and the heat dissipation of the distribution box is facilitated while the use convenience of the distribution box is improved.

Further, the rotation-linear motion conversion mechanism is a reciprocating screw rod mechanism, a crank block mechanism or a gear-rack transmission mechanism. The mechanisms convert the rotary motion transmitted by the rotary transmission pair mechanism into linear motion, so that the cable can be spirally wound on the winding roller.

Furthermore, the rotating linear motion conversion mechanism comprises a sliding rod arranged on the box body, a reciprocating screw rod capable of rotating automatically and a reciprocating nut which is connected to the sliding rod in a sliding mode and is in threaded connection with the reciprocating screw rod, axial leads of the sliding rod, the reciprocating screw rod and the winding roller are parallel, and the cable sliding seat is arranged on the reciprocating nut.

Or, the rotation-linear motion conversion mechanism comprises a slide rod, a crank, a slide block and a connecting rod, wherein the slide rod is arranged on the box body, the crank can rotate, the slide block is connected to the slide rod in a sliding mode, two ends of the connecting rod are hinged to the crank and the slide block respectively, the axial lines of the slide rod and the furling roller are parallel, the axial lines of the slide rod and the crank are perpendicular, and the cable slide seat is arranged on the slide block.

Or the rotating linear motion conversion mechanism comprises a transmission rack and a transmission gear, the transmission rack is arranged on the box body and can rotate, the transmission rack is meshed with the transmission gear, the length direction of the transmission rack is parallel to the axial lead of the furling roller, and the cable sliding seat is arranged on the transmission rack.

Furthermore, the rotation transmission pair mechanism is one or the combination of two of a gear transmission pair, a belt transmission pair and a chain wheel transmission pair. Because the axial leads of the rotating linear motion conversion mechanism and the take-up roll are in a parallel or vertical state, the transmission pairs can be used singly or in combination to realize the transmission of force among a plurality of shafts.

Furthermore, the axial leads of the rotation linear motion conversion mechanism and the take-up roller are parallel, the rotation transmission pair mechanism comprises a first gear arranged on the one-way transmission bearing, a second gear arranged on the take-up roller and a third gear arranged at the rotation end of the rotation linear motion conversion mechanism, and the second gear is meshed with the first gear and the third gear.

Or the rotation transmission pair mechanism comprises a first transmission wheel arranged on the one-way transmission bearing, a second transmission wheel and a third transmission wheel arranged on the furling roller, a fourth transmission wheel arranged at the rotation end of the rotation linear motion conversion mechanism, a first transmission belt sleeved on the first transmission wheel and the second transmission wheel, and a second transmission belt sleeved on the third transmission wheel and the fourth transmission wheel.

Or, the rotation transmission pair mechanism comprises a first chain wheel arranged on the one-way transmission bearing, a second chain wheel and a third chain wheel arranged on the furling roller, a fourth chain wheel arranged at the rotation end of the rotation linear motion conversion mechanism, a first transmission chain sleeved on the first chain wheel and the second chain wheel, and a second transmission chain sleeved on the third chain wheel and the fourth chain wheel.

Furthermore, the axis of the rotating linear motion converting mechanism is perpendicular to the axis of the winding roller, the rotating transmission pair mechanism comprises a first gear arranged on the one-way transmission bearing, a second gear and a first bevel gear arranged on the winding roller, and a second bevel gear arranged at the rotating end of the rotating linear motion converting mechanism, the first gear and the second gear are meshed, and the first bevel gear and the second bevel gear are meshed.

Or, the rotation transmission pair mechanism comprises a first transmission wheel arranged on the one-way transmission bearing, a second transmission wheel and a first bevel gear arranged on the furling roller, a second bevel gear arranged on the rotation end of the rotation linear motion conversion mechanism, and a first transmission belt sleeved on the first transmission wheel and the second transmission wheel, wherein the first bevel gear is meshed with the second bevel gear.

Or, the rotation transmission pair mechanism comprises a first chain wheel arranged on the one-way transmission bearing, a second chain wheel and a first bevel gear arranged on the furling roller, a second bevel gear arranged at the rotation end of the rotation linear motion conversion mechanism, and a first transmission chain sleeved on the first chain wheel and the second chain wheel, wherein the first bevel gear is meshed with the second bevel gear.

Furthermore, the connecting cable comprises a plug, a connecting wire, a cable rotating connector, a transfer cable and a cable quick connector which are sequentially connected along the length direction, the plug is plugged in the socket, and the cable rotating connector and the winding roller are coaxially arranged.

Furthermore, the cable rotary connector is arranged on the end wall of the winding roller in a mode that the input end faces outwards, and the cable quick connector is arranged on the peripheral wall of the winding roller in a mode that the output end faces outwards. During installation, the cable is directly inserted into the cable quick connector and then wound, and the operation is simple and quick.

Furthermore, the cable slide comprises a mounting seat arranged at the moving end of the rotating linear motion conversion mechanism, a vertical rod arranged on the mounting seat, a pair of mounting blocks connected to the vertical rod in a sliding manner, a concave wheel connected to the mounting blocks in a rotating manner, and an elastic part sleeved on the vertical rod, wherein two ends of the elastic part are respectively fixed on the mounting blocks and the mounting seat. A gap for the cable to penetrate is formed between the pair of concave wheels, then the wheel surfaces of the pair of concave wheels are abutted against the surface of the cable by utilizing the pre-pressure of the elastic piece, and further the proper pre-pressure can be kept between the wound cable and the winding roller, so that the cable is convenient to wind and unwind.

Furthermore, the elastic part is a pressure spring. The compression spring is used for forcing the concave wheel to move close to the other concave wheel so as to keep contact between the concave wheel and the cable.

Furthermore, at least two cable outlets are formed in the box door, at least two groups of arc-shaped plates are detachably connected to the box door, each group of arc-shaped plates is at least two arc-shaped plates arranged around the cable outlets, pulleys are rotatably connected to the arc-shaped plates, and the peripheral walls of the pulleys are opposite to the arc-shaped outer bulges of the inner walls of the arc-shaped plates.

Furthermore, a one-way locking bearing is arranged between the arc-shaped plate and the pulley. When the cable is paid off, the unidirectional locking bearing and the pulley are in a free rotation state, so that the cable is convenient to pull, and meanwhile, the pulley can be limited to drive the cable to move towards the winding roller by utilizing the reverse locking function of the unidirectional locking bearing; when the cable is wound, the arc-shaped plate is detached from the box door.

Furthermore, the plate surface of the arc-shaped plate is provided with a first magnetic sheet which is magnetically adsorbed to the box door, the end part of the arc-shaped plate is provided with a second magnetic sheet, and the second magnetic sheets are mutually adsorbed. The structure is convenient for disassembling the arc-shaped plate.

Further, a slide way and a support are arranged in the box body, the support is limited by the slide way and can slide along the slide way to be separated, and the furling motor, the furling roller and the rotating linear motion conversion mechanism are arranged on the support. When the operations such as maintenance or plugging and unplugging of connecting cables are carried out, the support can slide out of the slide way to the outside of the box body, so that the workers can conveniently carry out related operations.

Still further, the slide is provided with two and is respectively arranged on the top wall and the bottom wall of the box body.

Or the two slideways are arranged on two side walls of the box body respectively.

Most furtherly, the slide is including setting up T type groove on the box, wearing to locate bolt on the T type groove, bolt threaded connection in on the support. Preferably, the bolt is a hand bolt.

Furthermore, a partition board is arranged in the box body, the partition board divides the interior of the box body into a control chamber and a containing chamber, a power isolation switch and an electric leakage protector which are electrically connected with the socket are arranged in the control chamber, and the socket and the support are arranged in the containing chamber.

Furthermore, a handle is arranged at the top of the box body, and a pair of rollers and a pair of fixed supporting legs are arranged at the bottom of the box body. The structure is convenient for workers to move the distribution box on the construction site.

Further, the pulley is a triangular wheel or a universal wheel.

To sum up, the beneficial technical effects of the utility model are that: receive and release the cable of different models through setting up a pair of roll-up roller to assist roll-up motor, rotatory linear motion shifter and the vice mechanism of rotation transmission and carry out the assistance-localization real-time and the spiral roll-up of cable, the workman of being convenient for accomodates the cable, when improving block terminal convenience in use, is favorable to the block terminal heat dissipation.

Drawings

Fig. 1 is a schematic structural view of the portable mobile distribution box of embodiment 1 of the present invention.

Fig. 2 is the internal structure schematic diagram of the portable mobile distribution box of embodiment 1 of the present invention.

Fig. 3 is a schematic view of a connection relationship between the chute, the bracket and the furling device according to embodiment 2 of the present invention.

Fig. 4 is a schematic view of a connection relationship between a connection cable and a winding device according to embodiment 3 of the present invention.

Fig. 5 is a schematic view of a connection relationship between the cable slider and the winding device according to embodiment 4 of the present invention.

Fig. 6 is a schematic view of the connection relationship between a pair of arc plates according to embodiment 5 of the present invention.

In the figure, 1, a box body; 11. a box door; 12. a handle; 13. a roller; 14. a fixed leg; 15. a partition plate; 151. a control room; 152. a housing chamber; 16. a socket; 17. a power isolation switch; 18. a leakage protector; 2. a slideway; 21. a T-shaped groove; 22. a bolt; 3. a support; 4. a winding device; 5. a winding motor; 51. a one-way drive bearing; 6. a winding roller; 7. a rotational-linear motion converting mechanism; 71. a slide bar; 72. a reciprocating screw rod; 73. a reciprocating nut; 8. a rotation transmission pair mechanism; 81. a first drive pulley; 82. a second transmission wheel; 83. a first drive belt; 84. a third transmission wheel; 85. a fourth transmission wheel; 86. a second belt; 9. connecting a cable; 91. a plug; 92. a connecting wire; 93. a cable swivel connector; 94. a patch cable; 95. a cable quick connector; 10. a cable slide; 101. a mounting seat; 102. erecting a rod; 103. mounting blocks; 104. a concave wheel; 105. an elastic member; 20. an arc-shaped plate; 201. a pulley; 202. a one-way locking bearing; 203. a first magnetic sheet; 204. a second magnetic sheet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and effects of the present invention clearer and easier to understand, the present invention is further explained below with reference to the accompanying drawings and the detailed description.

Example 1: referring to fig. 1, for the utility model discloses a convenient portable block terminal, including box 1, set up a pair of chamber door 11 on box 1, set up in the handle 12 at box 1 top and set up in a pair of gyro wheel 13 and a pair of fixed landing leg 14 of box 1 bottom.

Referring to fig. 2, in order to improve the arrangement of the components inside the housing 1, a partition 15 is provided inside the housing 1, and the partition 15 divides the interior of the housing 1 into a control chamber 151 and an accommodating chamber 152. The accommodating chamber 152 is internally provided with a socket 16 arranged on the surface of the partition plate 15, a plurality of slide ways 2 respectively arranged on the top wall and the bottom wall of the accommodating chamber 152, a support 3 limited by the slide ways 2 and capable of sliding and separating along the slide ways 2, and a winding device 4 arranged on the support 3, and the control chamber 151 is internally provided with a power isolation switch 17 and a leakage protector 18 which are arranged on the surface of the partition plate 15 and electrically connected with the socket 16.

The furling device 4 comprises a furling motor 5, two groups of furling rollers 6 capable of rotating automatically and a rotating linear motion conversion mechanism 7. The output shaft of the furling motor 5 is provided with a pair of unidirectional transmission bearings 51 with opposite rotation directions, and a rotation transmission pair mechanism 8 is arranged among the unidirectional transmission bearings 51, the furling roller 6 and the rotation end of the rotation linear motion conversion mechanism 7. A connecting cable 9 is inserted into the socket 16, the output end of the connecting cable 9 is rotatably arranged on the furling roller 6, and a cable sliding seat 10 is arranged at the moving end of the rotating linear motion converting mechanism 7.

Wherein, the rotation linear motion conversion mechanism 7 is a reciprocating screw rod mechanism, a crank block mechanism or a gear rack transmission mechanism. The rotation transmission pair mechanism 8 is one or the combination of two of a gear transmission pair, a belt transmission pair and a chain wheel transmission pair.

The implementation principle of the embodiment is as follows: before the distribution box is used, the input end of the cable sequentially penetrates through the cable sliding seat 10, bypasses the winding roller 6 and is connected with the output end of the connecting cable 9. Wherein, rotate between the output of connecting cable 9 and the cable body and be connected, its output can be installed in the inside or the surface of roll-up 6, and correspondingly, its cable body can wear to establish on roll-up 6 selectively to make the cable of installing at the connecting cable 9 output can rotate along with roll-up 6 together. Then the furling motor 5 is started, the furling motor 5 drives the furling roller 6 to rotate and the cable sliding seat 10 to slide by driving the one-way transmission bearing 51 which is locked, so that the cable can be spirally wound on the furling roller 6, and the cable is stored. And then the winding motor 5 is reversely rotated to finish the cable storage on the other winding roller 6. In the winding process, the pair of one-way transmission bearings 51 can freely rotate in one direction and are locked in the other direction, the locking directions of the one-way transmission bearings and the locking directions of the one-way transmission bearings are opposite, and the winding directions of the one-way transmission bearings and the winding directions of the other one-way transmission bearings are opposite, so that the cables on the two winding rollers 6 are not interfered with each other, but can be wound by the winding motor 5, and the operation is simple and rapid. In the paying-off process, the cable is directly pulled manually to drive the winding roller 6 to rotate, and the cable with the preset length can be paid off. In the process, cables of different models are collected by arranging the pair of collecting rollers 6, and the collecting motor 5, the rotary linear motion conversion mechanism 7 and the rotary transmission pair mechanism 8 are used for spirally collecting the cables, so that the convenience in use of the distribution box is improved.

Example 2: referring to fig. 3, for the utility model discloses a convenient portable block terminal, with embodiment 1's difference lies in, slide 2 including state set up T type groove 21 on box 1, wear to locate the bolt 22 on T type groove 21. The support 3 is slidably connected to the T-shaped groove 21 and can be slidably separated along the notch of the T-shaped groove 21, and the bolt 22 is screwed on the support 3, and the bolt 22 is preferably screwed by hand. When carrying out operations such as maintenance, perhaps plug connecting cable 9, can be with support 3 roll-off to the box 1 outside from slide 2, the workman of being convenient for carries out relevant operation.

Accordingly, the rotation-linear motion converting mechanism 7 is provided as a reciprocating screw mechanism including a slide rod 71 provided on the bracket 3, a reciprocating screw 72 rotatable on its axis, and a reciprocating nut 73 slidably coupled to the slide rod 71 and threadedly coupled to the reciprocating screw 72. The axial leads of the sliding rod 71, the reciprocating screw rod 72 and the take-up roller 6 are parallel, and the cable sliding seat 10 is arranged on the reciprocating nut 73.

The rotation transmission pair mechanism 8 is a belt transmission pair and comprises a first transmission wheel 81 arranged on the one-way transmission bearing 51, a second transmission wheel 82 and a third transmission wheel 84 arranged on the take-up roller 6, a fourth transmission wheel 85 arranged at the rotation end of the rotation linear motion conversion mechanism 7, a first transmission belt 83 sleeved on the first transmission wheel 81 and the second transmission wheel 82, and a second transmission belt 86 sleeved on the third transmission wheel 84 and the fourth transmission wheel 85.

Because the screw rod transmission has the advantages of small starting torque and good self-locking, a worker only needs to apply force to pull out the cable on the winding roller, the cable can drive the winding roller to rotate, and then the reciprocating screw rod 72 can be driven to rotate through the third driving wheel 84, the fourth driving wheel 85 and the second driving belt 86, so that the paying-off operation is completed. When in winding, the output shaft of the winding motor is arranged on the inner ring of the one-way transmission bearing 51, the first transmission wheel 81 is arranged on the outer ring of the one-way transmission bearing 51, the inner ring and the outer ring of the one-way transmission bearing 51 are relatively locked, and the winding motor can drive the winding roller 6 and the reciprocating screw 72 to rotate through the belt transmission pair, so that the cable can be spirally wound on the winding roller 6 in a reciprocating manner, and the operation is simple and rapid.

Example 3: referring to fig. 4, for the utility model discloses a convenient portable block terminal, with embodiment 1's difference, connecting cable 9 includes plug 91, connecting wire 92, cable swivelling joint ware 93, transfer cable 94 and cable quick-operation joint 95 that connect in order along length direction. The plug 91 is plugged into the socket 16, the cable rotary connector 93 is mounted on the end wall of the winding roller 6 in a mode that the input end faces outwards and is arranged coaxially with the winding roller 6, and the cable quick connector 95 is mounted on the peripheral wall of the winding roller 6 in a mode that the output end faces outwards, so that the cable can be plugged conveniently.

Example 4: referring to fig. 5, for the utility model discloses a portable distribution box, the difference with embodiment 1 lies in that cable slide 10 includes the mount pad 101 that sets up in the removal end of rotatory linear motion converting mechanism 7, sets up pole setting 102 on mount pad 101, a pair of installation piece 103 of sliding connection on pole setting 102, rotates the concave wheel 104 of connecting on installation piece 103, and the elastic component 105 of cover locating on pole setting 102. The elastic member 105 is a compression spring, and two ends of the elastic member 105 are respectively fixed to the mounting block 103 and the mounting base 101. A gap for the cable to penetrate is formed between the pair of concave wheels 104, then the wheel surfaces of the pair of concave wheels 104 can be abutted against the surface of the cable by utilizing the pre-pressure of the elastic piece 105, and further the proper pre-pressure can be kept between the reeled cable and the reeling roller 6, so that the reeling and unreeling of the cable are facilitated.

Example 5: referring to fig. 6, for the utility model discloses a convenient portable block terminal, with embodiment 1's difference lie in, for the cable after fixed side restriction predetermined length, two cable exits (the drawing is not shown) have been seted up on chamber door 11, can dismantle on chamber door 11 and be connected with two sets of arcs 20, and every group arc 20 sets up to two arcs 20 of arranging around the cable exit. The arc plate 20 is rotatably connected with a pulley 201, a one-way locking bearing 202 is arranged between the arc plate 20 and the pulley 201, and the peripheral wall of the pulley 201 protrudes outwards relative to the inner wall of the arc plate 20. The arc plate 20 is installed on the door 11 in a magnetic adsorption manner, a first magnetic sheet 203 magnetically adsorbed with the door 11 is arranged on the surface of the arc plate 20, a second magnetic sheet 204 is arranged at the end of the arc plate 20, and the second magnetic sheets 204 are mutually adsorbed.

When the cable is paid off, the arc plate 20 is magnetically attracted to the door 11 in advance, and the pulley 201 abuts against the surface of the cable, so that the one-way locking bearing 202 and the pulley 201 are in a free rotation state, thereby facilitating the drawing of the cable. After the paying-off is finished, the pulley 201 can be limited to drive the cable to move towards the winding roller 6 by using the reverse locking function of the one-way locking bearing 202. When the cable is wound, the arc plate 20 is removed from the door 11.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (10)

1. The utility model provides a convenient portable block terminal, includes box (1), set up in socket (16) and a pair of chamber door (11) on box (1), its characterized in that: a furling motor (5), two groups of self-rotating furling rollers (6) and a rotating linear motion converting mechanism (7) are arranged in the box body (1), a pair of unidirectional transmission bearings (51) with opposite rotating directions are arranged on an output shaft of the furling motor (5), and a rotating transmission pair mechanism (8) is arranged among the unidirectional transmission bearings (51), the furling rollers (6) and the rotating end of the rotating linear motion converting mechanism (7); a connecting cable (9) is inserted into the socket (16), the output end of the connecting cable (9) is rotatably arranged on the furling roller (6), and a cable sliding seat (10) is arranged at the moving end of the rotating linear motion conversion mechanism (7).

2. A portable mobile power distribution box according to claim 1, characterized in that: the rotary linear motion conversion mechanism (7) is a reciprocating screw rod mechanism, a crank block mechanism or a gear rack transmission mechanism.

3. A portable mobile power distribution box according to claim 1, characterized in that: the rotation transmission pair mechanism (8) is one or the combination of two of a gear transmission pair, a belt transmission pair and a chain wheel transmission pair.

4. A portable mobile power distribution box according to claim 1, characterized in that: connecting cable (9) include along length direction plug (91), connecting wire (92), cable swivelling joint ware (93), adapter cable (94) and cable quick-operation joint (95) of connecting in order, plug (91) peg graft in on socket (16), cable swivelling joint ware (93) with roll-up roller (6) coaxial arrangement.

5. A portable mobile power distribution box according to claim 1, characterized in that: the cable sliding seat (10) comprises a mounting seat (101) arranged at the moving end of the rotating linear motion conversion mechanism (7), a vertical rod (102) arranged on the mounting seat (101), a pair of mounting blocks (103) connected to the vertical rod (102) in a sliding mode, a concave wheel (104) connected to the mounting blocks (103) in a rotating mode, and an elastic piece (105) sleeved on the vertical rod (102), wherein two ends of the elastic piece (105) are fixed on the mounting blocks (103) and the mounting seat (101) respectively.

6. A portable mobile power distribution box according to claim 1, characterized in that: at least two cable outlets are formed in the box door (11), at least two groups of arc-shaped plates (20) are detachably connected to the box door (11), each group of arc-shaped plates (20) are arranged to be at least two arc-shaped plates (20) surrounding the cable outlets, pulleys (201) are rotatably connected to the arc-shaped plates (20), and peripheral walls of the pulleys (201) are opposite to the arc-shaped outer bulges of the inner walls of the arc-shaped plates (20).

7. A portable mobile distribution box according to claim 6, characterized in that: a one-way locking bearing (202) is arranged between the arc-shaped plate (20) and the pulley (201).

8. The portable, power distribution box of claim 1~7 wherein: the novel winding machine is characterized in that a slide way (2) and a support (3) are arranged in the box body (1), the support (3) is limited by the slide way (2) and can slide along the slide way (2) to be separated, and the winding motor (5), the winding roller (6) and the rotating linear motion conversion mechanism (7) are arranged on the support (3).

9. A portable mobile power distribution box according to claim 8, wherein: the improved box is characterized in that a partition plate (15) is arranged in the box body (1), the partition plate (15) divides the interior of the box body (1) into a control chamber (151) and a containing chamber (152), a power isolation switch (17) and a leakage protector (18) which are electrically connected with a socket (16) are arranged in the control chamber (151), and the socket (16) and a support (3) are arranged in the containing chamber (152).

10. The portable, power distribution box of claim 1~7 wherein: the top of the box body (1) is provided with a handle (12), and the bottom of the box body (1) is provided with a pair of rollers (13) and a pair of fixed supporting legs (14).

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