Electric power overhaul ladder
Technical Field
The utility model relates to an electric power overhauls the field, specifically is an electric power overhaul ladder.
Background
With the rapid development of national economy in China, the living standard of people is rapidly improved, electric power becomes an indispensable assistant in our lives, at present, an electric transmission line is used as a main way for transmitting electric power, plays a role in connecting a link and a bridge, and whether the safety and the reliability of the electric transmission line directly influence the stability of an electric power system.
In the electric power overhauls, often need overhaul the overhead cable that is located higher position, especially when overhauing the laying operation to outdoor overhead cable, owing to lack necessary support, constructor when the construction, need rely on the maintenance ladder of usefulness of ascending a height on the electric power cable, then carry out the construction operation, so the operation on the one hand maintenance ladder is fixed unstable, the easy slip phenomenon that appears leads to the constructor injured, on the other hand under maintenance ladder and constructor's action of gravity, very easily lead to cable strain or press break. Accordingly, one skilled in the art provides an electric service ladder to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric power overhaul ladder to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an electric power overhaul ladder comprises a base, wherein a fixed block is fixedly connected to the right side of the top of the base, a first ladder body is movably connected to the inside of the fixed block through a pin shaft, a connecting block is movably connected to the left side of the first ladder body, an electric push rod is movably connected to the inside of the base through a pin shaft, the top end of the electric push rod penetrates through the outside of the base and is movably connected with the connecting block through a pin shaft, a second ladder body is movably connected to the inside of the first ladder body, the top of the second ladder body penetrates through the outside of the first ladder body, teeth are fixedly connected to the inside of the second ladder body, gears are meshed with the surfaces of the teeth, supporting blocks are movably connected to the front surfaces of the gears, the other sides of the supporting blocks are fixedly connected with the first ladder body, a motor is fixedly connected to the front top of the first ladder body, and the surface of a motor rotating shaft, the top fixedly connected with guide block of base, the inside swing joint of the first ladder body has the movable block, the positive fixedly connected with kelly of movable block, the draw-in groove with kelly looks adaptation is seted up to the inside of guide block, the inside swing joint of movable block has the inserted bar, the one end of inserted bar runs through to the outside of the first ladder body.
As a further aspect of the present invention: the top of the second ladder body is fixedly connected with a top plate, and the top plate is rectangular.
As a further aspect of the present invention: the novel ladder comprises a first ladder body, a second ladder body, a handle, a spring, a first ladder body and a second ladder body, wherein the first ladder body is fixedly connected with the handle, the second ladder body is movably connected with the second ladder body, one end of the clamping block penetrates through the first ladder body, the handle is fixedly connected with the outer portion of the first ladder body, the spring is sleeved on the surface.
As a further aspect of the present invention: the internal thread of the first ladder body is connected with a bolt, and one end of the bolt penetrates through the outside of the connecting block.
As a further aspect of the present invention: the base is characterized in that the two sides of the bottom of the base are fixedly connected with supports, pulleys are movably connected inside the supports, brake covers are arranged at the tops of the pulleys, and the surfaces of the brake covers are movably connected with the supports through pin shafts.
As a further aspect of the present invention: the inside of first ladder body has seted up the spout, the inside and the surperficial swing joint of movable block of spout.
As a further aspect of the present invention: a groove is formed in the second ladder body, and the gear is located in the groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the fixed block, first ladder body, connecting block and electric putter, can support the access ladder, through the second ladder body, tooth, the gear, supporting shoe and motor, can adjust the length of access ladder, through the guide block, the movable block, the kelly, draw-in groove and inserted bar, can fix first ladder body, improve the security of access ladder, it is strong to make the access ladder steadiness, the difficult phenomenon that slips appears, and do not need the access ladder to rely on power cable, avoid the strain or the pressure of power cable to break, be favorable to people's use.
2. The utility model discloses in, through the roof, be convenient for pull out the second ladder body, through fixture block, handle and spring, be convenient for fix the second ladder body, through the bolt, be convenient for carry out the dismouting to the connecting block, through support and pulley, make the access ladder be convenient for remove, through the spout, make the movable block remove more stably, through the recess, make the gear can be at the internal rotation of second ladder.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial perspective view of the structure of the present invention;
FIG. 3 is an enlarged structural view of A in FIG. 1 according to the present invention;
fig. 4 is an enlarged structural view of B in fig. 1 according to the present invention.
In the figure: 1. a base; 2. a fixed block; 3. a first ladder body; 4. connecting blocks; 5. an electric push rod; 6. a second ladder body; 7. teeth; 8. a gear; 9. a support block; 10. a motor; 11. a guide block; 12. a movable block; 13. a clamping rod; 14. a card slot; 15. inserting a rod; 16. a top plate; 17. a clamping block; 18. a handle; 19. a spring; 20. a bolt; 21. a support; 22. a pulley; 23. a chute; 24. and (4) a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, in the embodiment of the present invention, an electric power overhaul ladder comprises a base 1, a fixed block 2 is fixedly connected to the right side of the top of the base 1, a first ladder body 3 is movably connected to the inside of the fixed block 2 through a pin shaft, a connecting block 4 is movably connected to the left side of the first ladder body 3, an electric push rod 5 is movably connected to the inside of the base 1 through a pin shaft, the top end of the electric push rod 5 penetrates the outside of the base 1 and is movably connected to the connecting block 4 through a pin shaft, a second ladder body 6 is movably connected to the inside of the first ladder body 3, the top of the second ladder body 6 penetrates the outside of the first ladder body 3, teeth 7 are fixedly connected to the inside of the second ladder body 6, a gear 8 is engaged to the surface of the teeth 7, a supporting block 9 is movably connected to the front of the gear 8, the other side of the supporting block 9 is fixedly connected to the first ladder body 3, the surface of motor 10 pivot is passed through the belt and is connected with the transmission of gear 8, base 1's top fixedly connected with guide block 11, the inside swing joint of first ladder body 3 has movable block 12, the positive fixedly connected with kelly 13 of movable block 12, the draw-in groove 14 with kelly 13 looks adaptation is seted up to the inside of guide block 11, the inside swing joint of movable block 12 has inserted bar 15, the one end of inserted bar 15 runs through to the outside of first ladder body 3.
Through the fixed block 2, first ladder body 3, connecting block 4 and electric putter 5, can support the access ladder, through the second ladder body 6, tooth 7, gear 8, supporting shoe 9 and motor 10, can adjust the length of access ladder, through guide block 11, movable block 12, kelly 13, draw-in groove 14 and inserted bar 15, can fix first ladder body 3, improve the security of access ladder, make the access ladder steadiness strong, the difficult phenomenon of falling that appears, and do not need the access ladder to rely on power cable, avoid power cable's strain or press absolutely, be favorable to people's use.
In this embodiment, a top plate 16 is fixedly connected to the top of the second ladder body 6, and the top plate 16 is rectangular.
The second ladder body 6 is easily pulled out by the top plate 16.
In this embodiment, the second ladder body 6 is movably connected with a fixture block 17 inside, one end of the fixture block 17 penetrates through the outside of the first ladder body 3 to be fixedly connected with a handle 18, a spring 19 is sleeved on the surface of the fixture block 17, and two sides of the spring 19 are respectively fixedly connected with the handle 18 and the first ladder body 3.
The second ladder body 6 is fixed conveniently through the fixture block 17, the handle 18 and the spring 19.
In the present embodiment, a bolt 20 is screwed into the first ladder body 3, and one end of the bolt 20 penetrates to the outside of the connecting block 4.
Through bolt 20, be convenient for carry out the dismouting to connecting block 4.
In this embodiment, the two sides of the bottom of the base 1 are fixedly connected with a support 21, the inside of the support 21 is movably connected with a pulley 22, the top of the pulley 22 is provided with a braking cover, and the surface of the braking cover is movably connected with the support 21 through a pin shaft.
The access ladder is convenient to move through the bracket 21 and the pulley 22.
In this embodiment, the first ladder body 3 has a sliding slot 23 formed therein, and the inside of the sliding slot 23 is movably connected to the surface of the movable block 12.
The movable block 12 is moved more stably by the slide groove 23.
In this embodiment, the second ladder body 6 is provided with a groove 24 therein, and the gear 8 is located inside the groove 24.
The gear wheel 8 is enabled to rotate in the second ladder body 6 by means of the recesses 24.
The utility model discloses a theory of operation is: remove base 1 to the assigned position, start electric putter 5, electric putter 5 makes first ladder body 3 rotate through connecting block 4, after first ladder body 3 rotates to suitable position, kelly 13 on the movable block 12 gets into in draw-in groove 14, put into movable block 12 with inserted bar 15, fix first ladder body 3 position, starter motor 10, motor 10 drives gear 8 through the belt and rotates, gear 8 makes second ladder body 6 reciprocate through tooth 7, adjust the length of access ladder, it is strong to make the access ladder steadiness, the difficult slip phenomenon that appears, and do not need the access ladder to rely on power cable, avoid the strain or the pressure of power cable to break, be favorable to people's use.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.