CN113187376A

CN113187376A - Walking type electric power overhaul ladder convenient to move

Info

Publication number: CN113187376A
Application number: CN202110574282.6A
Authority: CN
Inventors: 范宏杰
Original assignee: Zhejiang Ningyi Power Engineering Design Consulting Co ltd
Current assignee: Zhejiang Ningyi Power Engineering Design Consulting Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-07-30

Abstract

The application relates to a walking type electric power overhaul ladder convenient to move, aiming at solving the technical problem that when the position of the ladder needs to be moved, an operator needs to climb down the ladder and then move to a preset position and then climb up the ladder, so that the overhaul efficiency is low; the bottom plate is located and is provided with the brace table between the double ladder, install drive bevel gear on the brace table, be provided with the driven bevel gear who meshes with drive bevel gear on the brace table, the driven bevel gear center is provided with the drive worm, the bottom plate is located the drive worm bottom and is provided with the rotation turbine who meshes with the drive worm mutually, the bottom plate bottom is provided with the drive shaft through rotating turbine drive, the bottom plate is located the drive shaft both ends and is provided with the action wheel, the one end that the action wheel was kept away from to the bottom plate is provided with from the driving wheel, be provided with the eccentric bar on the drive bevel gear, it is connected with the initiative footboard to rotate on the eccentric bar. This application has operating personnel and can remove the ladder at the eminence, improves the effect of maintenance efficiency.

Description

Walking type electric power overhaul ladder convenient to move

Technical Field

The application relates to the field of electric power overhaul, in particular to a walking type electric power overhaul ladder convenient to move.

Background

Electric power overhaul ladder is a equipment commonly used when electric power overhauls, and electric power maintainer often climbs to predetermined height through electric power overhaul ladder and overhauls power equipment.

Among the correlation technique, chinese patent with publication number CN103560431A discloses an electric power overhaul ladder, including the overhaul ladder body, overhaul ladder body front end is provided with two at least fixed shackle, and fixed shackle is articulated with the overhaul ladder body, and the fixed shackle comprises inclosed annular by fixed ring piece and activity ring piece, and wherein activity ring piece one end is articulated with the fixed ring piece, and the other end passes through the pivot with fixed ring piece and overhaul ladder body and is connected. Therefore, when overhead maintenance is carried out, the front end of the maintenance ladder can be hooked on the support, the maintenance ladder is effectively prevented from sliding off, and the safety factor is improved.

In view of the above-mentioned related art, the inventor believes that there is a defect that when the position of the ladder needs to be moved, an operator needs to climb down the ladder and then move to a predetermined position and then climb up the ladder, resulting in low maintenance efficiency.

Disclosure of Invention

In order to facilitate that operating personnel can also move the ladder to predetermined position on the ladder, the application provides a walking electric power overhaul ladder convenient to remove.

The application provides a pair of walking electric power overhaul ladder convenient to remove adopts following technical scheme:

a walking type electric power overhaul ladder convenient to move comprises a bottom plate and a herringbone ladder positioned on the bottom plate; the novel herringbone ladder is characterized in that a supporting table is arranged between the herringbone ladders on the bottom plate, a driving bevel gear is mounted on the supporting table, a driven bevel gear meshed with the driving bevel gear is arranged on the supporting table, a driving worm is arranged at the center of the driven bevel gear, a rotating turbine meshed with the driving worm is arranged at the bottom end of the driving worm on the bottom plate, a driving shaft driven by the rotating turbine is arranged at the bottom of the bottom plate, driving wheels are arranged at two ends of the driving shaft on the bottom plate, a driven wheel is arranged at one end, far away from the driving wheels, of the bottom plate, an eccentric rod is arranged on the driving bevel gear, and a driving pedal is connected to the eccentric rod in a rotating mode.

By adopting the technical scheme, the eccentric rod is pushed by the driving pedal, the rotation of the driving bevel gear can be realized, and the driven bevel gear is meshed with the driving bevel gear, so that the driving worm rotates along with the driven bevel gear; the driving worm rotates to drive the rotating turbine to rotate, and the rotating turbine drives the driving shaft to drive the driving wheel to rotate, so that the driving wheel and the driven wheel are matched with each other to walk on the ground; therefore, an operator rotates the driving pedal at the top of the herringbone ladder to realize the movement of the bottom plate, so that the movement of the herringbone ladder is realized, and the worm gear structure has a self-locking function due to the fact that the rotating worm gear is driven by the driving worm gear, so that the moving safety of the herringbone ladder is improved, the operator does not need to frequently climb up and down when needing to change the horizontal position for many times, and the maintenance efficiency of power equipment is greatly improved.

Preferably, the supporting platform is provided with a power-assisted bevel gear meshed with the driven bevel gear on one side of the driving bevel gear, an eccentric shaft is arranged on one side of the power-assisted bevel gear, which is back to the driving bevel gear, and a power-assisted pedal is rotatably connected to the eccentric shaft.

By adopting the technical scheme, the power-assisted bevel gear and the driven bevel gear are meshed with each other, so that the power-assisted bevel gear can be acted by the power-assisted bevel gear when the drive bevel gear is hard to rotate; therefore, the eccentric rod and the eccentric shaft alternately ascend and descend, and the driven bevel gear can conveniently rotate.

Preferably, the surfaces of the active pedal and the power-assisted pedal are provided with anti-skidding components, and the anti-skidding components comprise anti-skidding rubber pads arranged on the surfaces of the active pedal or the power-assisted pedal and limiting frames arranged on the surfaces of the anti-skidding rubber pads.

Through adopting above-mentioned technical scheme, the friction on initiative footboard or helping hand footboard surface can be increased to the anti-skidding rubber pad on the anti-skidding subassembly, and the setting up of spacing frame is convenient for operating personnel to insert the foot and is established in spacing frame, can be convenient for drive initiative footboard or helping hand footboard on the one hand and rise, and on the other hand can also reduce operating personnel and step on empty probability, has improved the security.

Preferably, a brake gear is arranged on the driving shaft, a brake rack is arranged on the bottom plate and positioned at the top of the brake gear, and a brake rod is arranged at the top of the brake rack.

Through adopting above-mentioned technical scheme, the braking rack that sets up on the brake lever can mesh with brake gear mutually, therefore when needs are brakied the drive shaft, pushes down the brake lever for brake rack and brake gear intermeshing can brake the action wheel, thereby can lock the position of bottom plate fixedly.

Preferably, the bottom plate is provided with a brake driving member at the top of the brake lever, the brake driving member is electrically connected with a control device, and the control device is electrically connected with a remote controller.

By adopting the technical scheme, the brake driving piece can drive the brake rod to slide up and down, the remote controller can send a control signal to the control device from a long distance, and the control device controls the brake driving piece to stretch up and down, so that the brake rack is driven to brake the brake gear, and an operator can conveniently realize remote unlocking or locking at the top of the herringbone ladder.

Preferably, the bottom plate is located and slides from one side that the driving wheel is close to the driven wheel and is connected with the butt plate, the surface that the butt plate is back of the bottom plate is provided with the butt rubber pad, one side that the butt plate is back of the butt rubber pad is provided with the slide bar, the bottom plate is located the actuating lever top and is provided with the extensible member that the drive slide bar slided, the extensible member electricity is connected in controlling means in order to be controlled by controlling means.

Through adopting above-mentioned technical scheme, the pole that slides of extensible member driven descends, and the butt rubber pad butt ground of installation on the butt board of pole bottom that slides has increased the area of contact between bottom plate and the ground on the one hand for the fixed of bottom plate is more stable, and on the other hand is because the surperficial roughness of butt rubber pad, therefore can further fix the position of bottom plate, thereby plays further fixed effect to the bottom plate.

Preferably, the surface of butt rubber pad is provided with the locating convex block, the surface of butt board towards the butt rubber pad is provided with positioning groove, the positioning groove roof is provided with the magnetic part, the locating convex block roof is provided with the absorption piece that attracts mutually with the magnetic part magnetism.

By adopting the technical scheme, the positioning lug on the abutting rubber pad is inserted into the positioning groove, the magnetic piece and the adsorption piece are magnetically attracted, the abutting rubber pad can be fixed on the surface of the abutting plate, and the positioning lug and the positioning groove can limit the movement in the horizontal plane of the abutting rubber pad due to the friction action of the abutting rubber pad on the horizontal plane of the abutting rubber pad, so that the abutting rubber pad can be fixed conveniently; on the other hand, magnetic part and absorption piece adsorb each other, still are convenient for dismantle the change to the butt rubber pad when fixing the butt rubber pad to can quick assembly disassembly after the butt rubber pad uses for a long time and wearing and tearing.

Preferably, the herringbone ladder comprises ladder bodies positioned on two sides of the support platform, a connecting rod for connecting the two ladder bodies together is arranged at the top end of each ladder body, and a top plate is rotatably connected to the connecting rod.

By adopting the technical scheme, the ladder bodies are connected together through the connecting rods, so that the stability of the herringbone ladder is improved, and the connecting rods are positioned on two sides of the ladder bodies and can be used as handrails when an operator tramples the active pedal or the power-assisted pedal, so that the safety is further improved; the roof rotates to be connected on the connecting rod, can supply operating personnel to trample when operating personnel need trample, when operating personnel need remove the bottom plate, rotates the roof, and the operating personnel operation of can being convenient for can not produce the hindrance to operating personnel.

Preferably, the top plate is far away from one end that it is connected with the connecting rod rotation and is provided with the lock arc board, the lock arc board is used for the lock on the connecting rod, be provided with the locking subassembly with lock arc board locking on the connecting rod on the lock arc board.

By adopting the technical scheme, the buckling arc plates are arranged to be conveniently buckled on the connecting rod, and the top plate can be attached to the surface of the connecting rod due to the buckling arc plates, so that the top plate can be better supported when an operator tramples the top plate; the locking subassembly can improve the stability that the lock arc board is connected with lock arc board locking on the connecting rod, guarantees the safety of operating personnel when trampling the roof.

Preferably, the locking subassembly is including inserting the locking lever of establishing on lock arc board and connecting rod, the locking lever tip is provided with the stopper, the one end that the stopper was kept away from to the locking lever is provided with the screw thread with connecting rod threaded connection.

Through adopting above-mentioned technical scheme, locking lever and connecting rod threaded connection, and the stopper butt lock arc board of locking lever tip to can fix the lock arc board on the connecting rod steadily.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by adopting the technology that the bottom plate, the herringbone ladder, the supporting table, the driving bevel gear, the driven bevel gear, the driving worm, the rotating turbine, the driving shaft, the driving wheel, the driven wheel, the eccentric rod, the driving pedal, the power bevel gear, the eccentric shaft, the power pedal, the anti-skidding rubber pad and the limiting frame are matched, the bottom plate can be conveniently moved when an operator climbs to a high place, the time for climbing up and down is saved, and the maintenance efficiency of power equipment is improved;

2. the technology that a brake gear, a brake rack, a brake rod, a brake driving piece, a control device, a remote controller, a butt joint plate, a butt joint rubber pad, a sliding rod, a positioning lug, a positioning groove, a magnetic piece and an adsorption piece are matched is adopted, so that the position of the bottom plate can be conveniently locked and fixed;

3. through adopting ladder body, connecting rod, roof, lock arc board, lock pole, stopper and screw thread matched with technique to be convenient for rotate the roof, alleviate the hindrance of trampling initiative footboard or helping hand footboard production when removing the bottom plate.

Drawings

Fig. 1 is a schematic overall structure diagram of a walking electric power overhaul ladder convenient to move according to an embodiment of the application;

FIG. 2 is a schematic view for revealing structures at a top plate in an embodiment of the present application;

FIG. 3 is a schematic diagram for revealing features at a driven bevel gear in an embodiment of the present application;

FIG. 4 is a schematic view for showing a connection structure at a driving bevel gear and a driven bevel gear in an embodiment of the present application;

FIG. 5 is a schematic view for revealing a bottom structure of a base plate in an embodiment of the present application;

fig. 6 is a schematic view for showing a structure at an abutting plate in the embodiment of the present application.

Description of reference numerals: 1. a base plate; 11. a support table; 12. a driven wheel; 13. braking the drive member; 131. a brake lever; 1311. a brake rack; 132. a control device; 1321. a remote controller; 14. a telescoping member; 141. a slide bar; 142. a butt joint plate; 1421. a positioning groove; 1422. a magnetic member; 143. abutting against the rubber pad; 1430. a support plate; 1431. positioning the bump; 1432. an adsorbing member; 2. a herringbone ladder; 21. a ladder body; 211. a connecting rod; 22. a top plate; 220. a collar; 221. buckling the arc plate; 2211. a limiting hole; 23. a locking assembly; 231. a lock lever; 2311. a limiting block; 3. a drive bevel gear; 31. an eccentric rod; 311. an active pedal; 32. a driven bevel gear; 321. a drive worm; 33. a power-assisted bevel gear; 331. an eccentric shaft; 3311. a power-assisted pedal; 34. an anti-skid component; 341. an anti-skid rubber pad; 342. a limiting frame; 4. rotating the turbine; 41. a rotating shaft; 411. a drive sprocket; 5. a drive shaft; 51. a driven sprocket; 511. a drive chain; 52. a driving wheel; 53. and a gear is braked.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses walking electric power overhaul ladder convenient to remove. Referring to fig. 1, the walking type electric power overhaul ladder convenient to move comprises a bottom plate 1 and a herringbone ladder 2 positioned on the bottom plate 1; the double ladder 2 comprises ladder bodies 21 with two sides supporting each other, the top end of each ladder body 21 is fixedly welded with a connecting rod 211 connecting the two ladder bodies 21 together, and the ladder bodies 21, the connecting rods 211 and the bottom plate 1 form an isosceles trapezoid, so that an operator can climb conveniently.

Referring to fig. 1 and 2, the connecting rod 211 is rotatably connected with a top plate 22, and a collar 220 sleeved at the center of the connecting rod 211 is fixedly welded on one side of the top plate 22. The top plate 22 is far away from the end, rotatably connected with the connecting rod 211, of the top plate, and is fixedly welded with a buckling arc plate 221, the radian of the buckling arc plate 221 is the same as that of the connecting rod 211, and the buckling arc plate 221 is buckled on the connecting rod 211 on the side far away from the lantern ring 220.

Referring to fig. 2, a locking assembly 23 for locking the fastening arc plate 221 on the connection rod 211 is installed on the fastening arc plate 221, the locking assembly 23 includes a locking rod 231 inserted on the fastening arc plate 221 and the connection rod 211, and the locking rod 231 penetrates through the fastening arc plate 221 and is inserted in the fastening arc plate 221. The fastening arc plate 221 is provided with a limiting hole 2211 for the locking rod 231 to be inserted, the end of the locking rod 231 is fixedly welded with a limiting block 2311, and the size of the limiting block 2311 is larger than the inner diameter of the limiting hole 2211, so that the fastening arc plate 221 is abutted against the connecting rod 211. One end of the locking rod 231, which is far away from the limiting block 2311, is formed with a thread in threaded connection with the connecting rod 211 through tapping, so that the buckling arc plate 221 is fixed on the connecting rod 211, the top plate 22 is conveniently fixed at the central position of the connecting rod 211, and an operator can conveniently step on the locking rod.

Referring to fig. 1 and 3, a support platform 11 is welded and fixed between the herringbone ladders 2 on the bottom plate 1, a drive bevel gear 3 is installed on one side of the support platform 11, and the drive bevel gear 3 is rotatably connected to the support platform 11 through a bearing and a rotating shaft. An eccentric rod 31 is welded and fixed on one side surface of the driving bevel gear 3, which faces away from the supporting platform 11, an active pedal 311 is rotatably connected to the eccentric rod 31, and the active pedal 311 can freely rotate around the eccentric rod 31.

Referring to fig. 3 and 4, a driven bevel gear 32 engaged with the drive bevel gear 3 is rotatably connected to the support base 11 through a rotating shaft, and a driving worm 321 is keyed to the center of the driven bevel gear 32, and the driving worm 321 is inserted into the support base 11. The support platform 11 is provided with a power bevel gear 33 engaged with the driven bevel gear 32 at one side of the drive bevel gear 3, and the axis of the power bevel gear 33 and the axis of the drive bevel gear 3 are on the same horizontal line. An eccentric shaft 331 is fixedly welded to a side of the power-assisted bevel gear 33 opposite to the drive bevel gear 3, the eccentric shaft 331 and the eccentric rod 31 are symmetrical with respect to the axis of the power-assisted bevel gear 33, and a power-assisted pedal 3311 is rotatably connected to the eccentric shaft 331.

Referring to fig. 3 and 4, the anti-slip assembly 34 is installed on the surface of the active pedal 311 and the power pedal 3311, the anti-slip assembly 34 includes an anti-slip rubber pad 341 adhered and fixed on the surface of the active pedal 311 or the power pedal 3311 and a limit frame 342 on the surface of the anti-slip rubber pad 341 through a bolt, the limit frame 342 is an arc frame matched with the toe cap, and an operator can insert a shoe into the limit frame 342 conveniently.

Referring to fig. 3 and 5, the base plate 1 is provided with a rotating worm gear 4 engaged with the driving worm 321 at the bottom end of the driving worm 321, a rotating shaft 41 is inserted in the center of the rotating worm gear 4, a driving sprocket 411 is keyed on the rotating shaft 41, a driving shaft 5 is connected to the bottom wall of one end of the base plate 1 through an ear plate and a bearing, a driven sprocket 51 is keyed on the driving shaft 5, and a driving chain 511 is sleeved on the driving sprocket 411 and the driven sprocket 51 together, so that the rotating worm gear 4 is improved to drive the rotating shaft 41 to rotate.

Referring to fig. 5, driving wheels 52 are installed at two ends of a driving shaft 5 of a base plate 1, a driven wheel 12 is installed at one end of the base plate 1, which is far away from the driving wheels 52, through lugs and bearings, the driving wheels 52 and the driven wheel 12 are both in contact with the ground, so that the driving wheels 52 are driven to rotate through the driving shaft 5, and the base plate 1 is integrally moved.

Referring to fig. 5, a brake gear 53 is connected to the driving shaft 5 through a key, a brake driving member 13 is mounted on the top surface of the base plate 1 at the top of the brake gear 53 through a bolt, and the brake driving member 13 may be an electric cylinder. The brake rod 131 is welded and fixed to the piston rod of the brake actuator 13, the brake rack 1311 is welded and fixed to the bottom of the brake rod 131, and the brake rack 1311 slides under the drive of the brake actuator 13 and can be engaged with the brake gear 53 to brake the drive shaft 5.

Referring to fig. 5 and 6, the brake actuator 13 is electrically connected to a control device 132, and the control device 132 may be a PLC. The control device 132 is electrically connected with a remote controller 1321, and the control device 132 is connected with a wireless receiving module of the remote controller 1321 through an RS232 port to receive remote control signals from the remote controller 1321.

Referring to fig. 5 and 6, the top wall of the bottom plate 1 at the side of the driven wheel 12 close to the driving wheel 52 is provided with a telescopic member 14 through bolts, and the telescopic member 14 can be an electric push rod. The telescopic member 14 is electrically connected to the control device 132 to be controlled by the control device 132. A sliding rod 141 is welded and fixed on a piston rod of the electric push rod, a contact plate 142 is welded and fixed at the bottom of the sliding rod 141, a contact rubber pad 143 is installed at the bottom of the contact plate 142, and the contact rubber pad 143 is tightly pressed against the ground under the driving of the telescopic piece 14, so that the position of the bottom plate 1 is fixed.

Referring to fig. 6, a positioning groove 1421 is disposed on a surface of the abutting rubber pad 143 of the abutting plate 142, and the positioning groove 1421 is square and recessed in a bottom surface of the abutting plate 142. A magnetic member 1422 is bonded and fixed to the top wall of the positioning recess 1421, and the magnetic member 1422 may be a neodymium iron boron magnet. A supporting plate 1430 is fixedly bonded to the top of the abutting rubber pad 143, a positioning protrusion 1431 is convexly arranged on the surface of the supporting plate 1430 facing the positioning groove 1421, an adsorbing member 1432 magnetically attracted to the magnetic member 1422 is fixedly bonded to the top wall of the positioning protrusion 1431, and the adsorbing member 1432 may be an iron sheet. The positioning protrusion 1431 can be fittingly inserted into the positioning groove 1421 and magnetically attracted and fixed to the magnetic member 1422 by the attraction member 1432, so that the abutting rubber pad 143 is fixed to the bottom wall of the abutting plate 142.

The implementation principle of walking electric power overhaul ladder convenient to remove of this application embodiment is:

when an operator climbs to the top of the double ladder 2 and needs to move the double ladder 2, a signal is sent to the control device 132 through the remote controller 1321, and the control device 132 controls the brake driving piece 13 and the telescopic piece 14 to contract, so that the brake of the bottom plate 1 is released. Then, the locking of the engaging arc plate 221 is loosened and removed, the engaging arc plate 221 is rotated to one side of the connecting rod 211, and then the driving pedal 311 and the power-assisted pedal 3311 are alternately stepped by both feet to drive the driven bevel gear 31 to rotate. Driven bevel gear 31 drives through drive worm 321 and rotates turbine 4, it drives driving sprocket 411 through axis of rotation 41 and rotates to rotate turbine 4, thereby drive from driving wheel 12 rotation through drive chain 511, drive wheel 52 rotates this moment, the ascending walking of straight line side is realized to bottom plate 1, and need not operating personnel and climb down from the eminence, move herringbone ladder 2 to preset position and continue to climb the eminence again, the time of climbing from top to bottom has been practiced thrift, the efficiency of power equipment maintenance has been improved.

When the ramp 2 moves to a predetermined position, a signal is sent to the control device 132 through the remote controller 1321, the control device 132 controls the brake driving member 13 and the telescopic member 14 to extend, and the brake rod 131 at the bottom of the piston rod of the brake driving member 13 drives the brake rack 1311 to engage with the brake gear 53 at the bottom of the brake rack 1311, so that the rotation of the driving shaft 5 is braked. On the other hand, the extensible member 14 extends, and the abutting plate 142 on the sliding rod 141 at the bottom of the extensible member 14 abuts against the ground, so that the frictional contact area is increased, the bottom plate 1 is further fixed, and the stability of fixing the bottom plate 1 is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A walking type electric power overhaul ladder convenient to move comprises a bottom plate (1) and a herringbone ladder (2) positioned on the bottom plate (1); the method is characterized in that: a support table (11) is arranged between the herringbone ladders (2) on the bottom plate (1), a driving bevel gear (3) is arranged on the supporting platform (11), a driven bevel gear (32) meshed with the driving bevel gear (3) is arranged on the supporting platform (11), a driving worm (321) is arranged in the center of the driven bevel gear (32), a rotating turbine (4) meshed with the driving worm (321) is arranged at the bottom end of the driving worm (321) of the base plate (1), the bottom of the bottom plate (1) is provided with a driving shaft (5) driven by a rotating turbine (4), the bottom plate (1) is provided with driving wheels (52) at two ends of the driving shaft (5), a driven wheel (12) is arranged at one end of the bottom plate (1) far away from the driving wheel (52), an eccentric rod (31) is arranged on the driving bevel gear (3), and a driving pedal (311) is rotatably connected to the eccentric rod (31).

2. The portable walking power service ladder of claim 1, wherein: the supporting table (11) is provided with a power-assisted bevel gear (33) meshed with the driven bevel gear (32) on one side of the driving bevel gear (3), an eccentric shaft (331) is arranged on one side, back to the driving bevel gear (3), of the power-assisted bevel gear (33), and a power-assisted pedal (3311) is rotatably connected onto the eccentric shaft (331).

3. The portable walking power service ladder of claim 2, wherein: anti-skidding subassembly (34) are provided with on initiative footboard (311) and helping hand footboard (3311) surface, anti-skidding subassembly (34) are including setting up at the anti-skidding rubber pad (341) of initiative footboard (311) or helping hand footboard (3311) surface and setting up spacing frame (342) on anti-skidding rubber pad (341) surface.

4. The portable walking power service ladder of claim 1, wherein: the brake device is characterized in that a brake gear (53) is arranged on the driving shaft (5), a brake rack (1311) is arranged on the bottom plate (1) and located at the top of the brake gear (53), and a brake rod (131) is arranged at the top of the brake rack (1311).

5. The portable walking power service ladder of claim 4, wherein: the bottom plate (1) is provided with a brake driving piece (13) on the top of the brake rod (131), the brake driving piece (13) is electrically connected with a control device (132), and the control device (132) is electrically connected with a remote controller (1321).

6. The portable walking power service ladder of claim 5, wherein: the bottom plate (1) is located and slides from one side of driving wheel (12) being close to action wheel (52) and is connected with butt plate (142), butt plate (142) surface of back to bottom plate (1) is provided with butt rubber pad (143), one side of butt plate (142) back to butt rubber pad (143) is provided with slide bar (141), bottom plate (1) is located the actuating lever top and is provided with telescopic part (14) that drive slide bar (141) slided, telescopic part (14) electricity is connected in controlling means (132) in order to be controlled by controlling means (132).

7. The portable walking power service ladder of claim 6, wherein: the surface of the abutting rubber pad (143) is provided with a positioning convex block (1431), the surface of the abutting plate (142) facing the abutting rubber pad (143) is provided with a positioning groove (1421), the top wall of the positioning groove (1421) is provided with a magnetic piece (1422), and the top wall of the positioning convex block (1431) is provided with an adsorption piece (1432) magnetically attracted with the magnetic piece (1422).

8. The portable walking power service ladder of claim 1, wherein: the herringbone ladder (2) comprises ladder bodies (21) located on two sides of the support platform (11), a connecting rod (211) connecting the two ladder bodies (21) together is arranged at the top end of each ladder body (21), and a top plate (22) is rotatably connected onto the connecting rod (211).

9. The portable walking power service ladder of claim 8, wherein: one end that its and connecting rod (211) rotation are connected is kept away from in roof (22) is provided with lock arc board (221), lock arc board (221) are used for the lock on connecting rod (211), be provided with on lock arc board (221) with lock arc board (221) locking subassembly (23) on connecting rod (211).

10. The portable walking power service ladder of claim 9, wherein: the locking assembly (23) comprises a locking rod (231) inserted on the buckling arc plate (221) and the connecting rod (211), a limiting block (2311) is arranged at the end part of the locking rod (231), and a thread connected with the connecting rod (211) in a threaded manner is arranged at one end, far away from the limiting block (2311), of the locking rod (231).