CN108972129B

CN108972129B - Special electric cutting device for live-wire work

Info

Publication number: CN108972129B
Application number: CN201810619432.9A
Authority: CN
Inventors: 张丽萍; 高志明; 许崇新; 郑毅; 徐晓成; 于晓; 宋蕾; 程妍; 林涛; 邢文学; 商艳
Original assignee: State Grid Corp of China SGCC; Hon Hai Precision Industry Co Ltd
Current assignee: State Grid Corp of China SGCC; Hon Hai Precision Industry Co Ltd
Priority date: 2018-06-15
Filing date: 2018-06-15
Publication date: 2020-06-23
Anticipated expiration: 2038-06-15
Also published as: CN108972129A

Abstract

The invention discloses a special electric cutting device for live working, which comprises a cutting device body, wherein the cutting device body comprises a standing box, a clamping cavity, a support plate, a slide rail, a slide seat, a clamping plate, a bottom plate, a fixed block and a cover plate, the clamping cavity is arranged in a lower cavity of the standing box, a screw rod hole is arranged on one side of the clamping cavity, the support plate is fixedly arranged on the inner wall of the clamping cavity where the screw rod hole is positioned, a motor and a worm wheel protective shell are fixedly arranged on one side of the support plate, a worm wheel and a screw rod are arranged in the worm wheel protective shell, the output end of the motor is rotatably connected with a drive shaft, one end of the drive shaft penetrates through the circle center position of the worm wheel, and the drive shaft is fixedly connected with the worm wheel, can cut the operation high-efficiently fast, and then improve holistic work efficiency.

Description

Special electric cutting device for live-wire work

Technical Field

The invention relates to the technical field of live-wire work, in particular to a special electric cutting device for live-wire work.

Background

Live working refers to a working method for overhauling and testing on uninterrupted electrical equipment or lines. Electrical equipment requires frequent testing, inspection and maintenance over long periods of operation. Live working is an effective measure for avoiding maintenance and power failure and ensuring normal power supply. The contents of live-line work can be divided into live-line test, live-line inspection, live-line maintenance, and the like. Objects of live working include power plant and substation electrical equipment, overhead transmission lines, distribution lines, and power distribution equipment.

Traditional cutting device for live working, work efficiency is lower to need external protection circuit, the electric spark that produces when preventing to cut causes the accident because high-voltage circuit, and is comparatively loaded down with trivial details.

The invention content is as follows:

the invention aims to solve the problems that the conventional electric cutting device special for live working cannot efficiently complete cutting tasks and the like.

In order to solve the above problems, the present invention provides a technical solution: a special electric cutting device for live working comprises a cutting device body, wherein the cutting device body comprises a standing box, a clamping cavity, a support plate, a slide rail, a slide seat, a clamping plate, a bottom plate, a fixing block and a cover plate, the standing box lower cavity is internally provided with the clamping cavity, one side of the clamping cavity is provided with a screw hole, the inner wall of the clamping cavity where the screw hole is located is fixedly provided with the support plate, one side of the support plate is fixedly provided with a motor and a worm wheel protective shell, a worm wheel and a lead screw are arranged in the worm wheel protective shell, the output end of the motor is rotatably connected with a drive shaft, one end of the drive shaft penetrates through the circle center position of the worm wheel, the drive shaft is fixedly connected with the worm wheel, the outer ring of the worm wheel is provided with a plurality of rotating teeth, the outer surface of the, the improved sliding plate is characterized in that a circular groove is formed in one side, close to the lead screw, of the sliding plate, a disc is arranged inside the circular groove, one end of the lead screw is fixedly connected with the center of one side of the disc, the lead screw is rotatably connected with the sliding plate through the circular groove and the disc, a sliding rail is arranged at the lower end of the sliding plate, a sliding groove is formed in the upper end face of the sliding rail, and the lower end of the sliding plate slides.

Preferably, one side of the sliding plate is fixedly connected with two connecting columns, one end of each of the two connecting columns is fixedly connected with a sliding rod, one side of the standing box is provided with a sliding seat, the two sliding rods are fixedly connected with the sliding seat, one side of the standing box is provided with two strip-shaped grooves, the two sliding rods respectively slide in the corresponding strip-shaped grooves, one side of the sliding seat is connected with the clamping plate through two first connecting rods, one side of the clamping plate is provided with an arc-shaped groove, the inner side of the arc-shaped groove is fixedly connected with the clamping piece, one side of the standing box is fixedly connected with two second connecting rods, the two second connecting rods and the two first connecting rods are axisymmetrically distributed around the longitudinal central axis of the side surface of the standing box, one end of the two second connecting rods is fixedly connected with the clamping plate, one side of the clamping plate is, two fixed blocks of bottom plate upper end side edge junction fixedly connected with, two connect, two through the pivot between the fixed block be equipped with the apron between the fixed block, apron one side is equipped with the round hole, two the fixed block is rotated with the apron through pivot and round hole and is connected, apron one side is equipped with a plurality of arc recesses, and is a plurality of go up arc recess middle part and be equipped with the cutting sword groove, it is a plurality of cutting sword inslot is equipped with cutting blade.

Preferably, a first fixing part and a second fixing part are arranged in the cover plate, two third fixing parts are fixedly arranged between the first fixing part and the second fixing part, the first fixing part, the second fixing part and the third fixing part are connected through a rotating shaft, three positioning parts are fixedly connected to the surface of the rotating shaft, the three positioning parts are respectively arranged between the first fixing part and the third fixing part, between the two third fixing parts and between the second fixing part and the third fixing part, cutting blades are fixedly arranged on the outer sides of the three positioning parts, a rotating motor and a speed reducer are arranged in the cover plate, the lower ends of the rotating motor and the speed reducer are fixedly connected with the inner cavity wall of the cover plate through mounting parts, the output end of the rotating motor is rotatably connected with the input end of the speed reducer through a driving rod, the output end, the bottom plate is internally provided with an air cavity, the upper end of the air cavity is fixedly connected with two air pipes, the upper end openings of the air pipes are respectively connected with an air suction opening, one end of the air suction opening is connected to the side wall of the lower arc-shaped groove, a driving motor is installed in the air cavity, and the upper end of the driving motor is rotatably connected with the upper end of the air cavity through a fixed shaft.

Preferably, a dust collecting cavity is arranged on one side of the air cavity, and a plurality of filter screens which are parallel to each other are arranged in the dust collecting cavity.

Preferably, the output port of the wind chamber is connected with the input port of the dust collecting chamber.

Preferably, the lower arc-shaped groove is opposite to the upper arc-shaped groove.

Preferably, an expansion groove is arranged at the joint of the middle part of the lower arc-shaped groove and the upper arc-shaped groove.

Preferably, the lower arc-shaped groove, the upper arc-shaped groove, the expansion groove and the cutting blade are all made of ceramic materials.

The invention has the beneficial effects that:

the invention relates to a special electric cutting device for live working, which has the characteristic of high cutting efficiency, and in the specific use, compared with the traditional special electric cutting device for live working, the special electric cutting device for live working adopts three grooves to simultaneously fix and cut, thereby improving the cutting efficiency, and simultaneously, an electric spark eliminating structure is additionally arranged on the cutting working surface, an external protection circuit is not needed, the cutting operation can be efficiently and quickly carried out, and the integral working efficiency is further improved.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

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

FIG. 2 is a schematic view of the worm gear of the present invention;

FIG. 3 is a schematic view of the internal structure of the worm gear protection shell of the present invention;

FIG. 4 is a schematic view of the slider structure of the present invention;

FIG. 5 is a schematic view of the internal structure of the cover plate of the present invention;

fig. 6 is a schematic view of the internal structure of the base plate of the present invention.

In the figure: 1. a cutting device body; 2. standing the box; 3. a clamping cavity; 4. a screw hole; 5. a carrier plate; 6. a motor; 7. a worm gear protective housing; 8. a worm gear; 9. a screw rod; 10. a drive shaft; 11. rotating the teeth; 12. a thread ring; 13. a slide plate; 14. connecting columns; 15. a circular groove; 16. a disc; 17. a slide rail; 18. a chute; 19. a slide bar; 20. a slide base; 21. a strip-shaped groove; 22. a first connecting rod; 23. a clamping plate; 24. an arc-shaped slot; 25. a clamping member; 26. a second connecting rod; 27. a base plate; 28. a fixed block; 29. a rotating shaft; 30. a cover plate; 31. an upper arc-shaped groove; 32. cutting a cutter groove; 33. a cutting blade; 34. a first fixing member; 35. a third fixing member; 36. a second fixing member; 37. a rotating shaft; 38. a positioning member; 39. a speed reducer; 40. a rotating electric machine; 41. a mounting member; 42. a dust collection chamber; 43. a circular hole; 44. a lower arc-shaped groove; 45. a wind cavity; 46. an air duct; 47. an air suction opening; 48. a drive motor; 49. a fixed shaft; 50. and (5) filtering by using a filter screen.

The specific implementation mode is as follows:

as shown in fig. 1 to 6, the following technical solutions are adopted in the present embodiment: a special electric cutting device for live working comprises a cutting device body 1, wherein the cutting device body 1 comprises a standing box 2, a clamping cavity 3, a support plate 5, a sliding rail 17, a sliding seat 20, a clamping plate 23, a bottom plate 27, a fixing block 28 and a cover plate 30, the clamping cavity 3 is arranged in a lower cavity of the standing box 2, a screw rod hole 4 is formed in one side of the clamping cavity 3, the support plate 5 is fixedly installed on the inner wall of the clamping cavity 3 where the screw rod hole 4 is formed, a motor 6 and a worm wheel protective shell 7 are fixedly installed on one side of the support plate 5, a worm wheel 8 and a screw rod 9 are arranged inside the worm wheel protective shell 7, an output end of the motor 6 is rotatably connected with a driving shaft 10, one end of the driving shaft 10 penetrates through the circle center position of the worm wheel 8, the driving shaft 10 is fixedly connected with the worm wheel 8, a plurality of rotating teeth, worm wheel 8 is connected with the transmission of lead screw 9 through rotating tooth 11 and whorl circle 12, lead screw 9 one end is equipped with slide 13, slide 13 is equipped with circular slot 15 with one side that lead screw 9 is close to, the inside disc 16 that is equipped with of circular slot 15, lead screw 9 one end and disc 16 one side central point put fixed connection, lead screw 9 rotates with slide 13 through circular slot 15 and disc 16 and is connected, slide 13 lower extreme is equipped with slide rail 17, slide rail 17 up end is equipped with spout 18, slide 13 lower extreme slides in spout 18.

Wherein, slide 13 one side fixed connection two spliced poles 14, two spliced poles 14 one end all fixed connection slide bar 19, standing case 2 one side is equipped with slide 20, two slide bar 19 and slide 20 fixed connection, standing case 2 one side is equipped with two bar grooves 21, two slide bar 19 slide in corresponding bar groove 21 respectively, slide 20 one side is connected grip block 23 through two head rod 22, grip block 23 one side is equipped with arc wall 24, the inboard fixed connection holder 25 of arc wall 24, standing case 2 one side fixed connection two second connecting rod 26, two second connecting rod 26 and two head rod 22 are about standing case 2 side longitudinal center line axial symmetry distribution, two second connecting rod 26 one end fixed connection grip block 23, grip block 23 one side is equipped with arc wall 24, the inner side of the arc-shaped groove 24 is fixedly connected with a clamping piece 25, the upper end of the standing box 2 is fixedly connected with a bottom plate 27, the joint of the edge of one side of the upper end of the bottom plate 27 is fixedly connected with two fixing blocks 28, the two fixing blocks 28 are connected through a rotating shaft 29, a cover plate 30 is arranged between the two fixing blocks 28, one side of the cover plate 30 is provided with a round hole 43, the two fixing blocks 28 are rotatably connected with the cover plate 30 through the rotating shaft 29 and the round hole 43, one side of the cover plate 30 is provided with a plurality of upper arc-shaped grooves 31, the middle parts of the plurality of upper arc-shaped grooves 31 are provided with cutting knife grooves 32, the cutting knife grooves 32 are internally provided with cutting blades 33, the cover plate 30 is internally provided with a first fixing piece 34 and a second fixing piece 36, two third fixing pieces 35 are fixedly arranged between the first fixing piece 34 and the, the surface of the rotating shaft 37 is fixedly connected with three positioning pieces 38, the three positioning pieces 38 are respectively arranged between the first fixing piece 34 and the third fixing piece 35, the two third fixing pieces 35, the second fixing piece 36 and the third fixing piece 35, the outer sides of the three positioning pieces 38 are fixedly provided with cutting blades 33, the cover plate 30 is internally provided with a rotating motor 40 and a speed reducer 39, the lower ends of the rotating motor 40 and the speed reducer 39 are fixedly connected with the inner cavity wall of the cover plate 30 through a mounting piece 41, the output end of the rotating motor 40 is rotatably connected with the input end of the speed reducer 39 through a driving rod, the output end of the speed reducer 39 is fixedly connected with the rotating shaft 37, the upper end surface of the bottom plate 27 is provided with a lower arc-shaped groove 44, the bottom plate 27 is internally provided with an air cavity 45, the upper end of the air cavity 45 is fixedly connected with two air pipes 46, the, a driving motor 48 is installed in the air cavity 45, and the upper end of the driving motor 48 is rotatably connected with the upper end of the air cavity 45 through a fixing shaft 49.

Wherein, wind chamber 45 one side is equipped with dust collection chamber 42, install a plurality of filter screens 50 that are parallel to each other in the dust collection chamber 42, the output port of wind chamber 45 and the input port connection of dust collection chamber 42, lower arc recess 44 is relative with last arc recess 31 position, arc recess 44 middle part is equipped with the extension groove with last arc recess 31 junction down, arc recess 44, last arc recess 31, extension groove, cutting blade 33 are ceramic material and make down.

The using state of the invention is as follows: a special electric cutting device for live working has the characteristic of high cutting efficiency, firstly, a cutting device body 1 is sent to a position near a cutting area through a lifting device, a clamping cavity 3 is close to a telegraph pole, then a motor 6 is started, a worm wheel 8 is driven to rotate through a driving shaft 10, a screw rod 9 is driven to rotate, a disc 16 is driven to rotate in a circular groove 15, a sliding plate 13 is forced to slide in a sliding groove 18, two sliding rods 19 are driven to slide in a strip-shaped groove 21, a sliding seat 20 moves along with the sliding seat, meanwhile, a clamping plate 23, an arc-shaped groove 24 and a clamping piece 25 are forced to slide, a stable working environment is provided for cutting operation through the two clamping pieces 25, a cover plate 30 is rotated at the moment, the cover plate 30 covers the upper end of a bottom plate 27, a cable speed reducer to be cut is placed in an upper, and then drive the output of speed reducer 39 and rotate and connect, namely drive axis of rotation 37 and rotate, thereby drive three cutting blade 33 and rotate, start the inside driving motor 48 of bottom plate 27 simultaneously, the blade is connected in the rotation of driving motor 48 output, make wind chamber 45 form the negative pressure through driving motor 48, in the electric spark suction wind chamber 45 that rethread tuber pipe 46 and inlet scoop 47 produced when will cutting the operation, carry to in the dust collecting cavity 42 at last, little metal particle discharge bottom plate 27 after filtering through filter screen 50.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. The utility model provides a special electronic cutting device of live working, includes cutting device body (1), its characterized in that, cutting device body (1) is including standing case (2), presss from both sides tight chamber (3), support plate (5), slide rail (17), slide (20), grip block (23), bottom plate (27), fixed block (28) and apron (30), be equipped with in standing case (2) cavity of resorption and press from both sides tight chamber (3), press from both sides tight chamber (3) one side and be equipped with lead screw hole (4), fixed mounting has support plate (5) on the tight chamber (3) inner wall of the clamp that lead screw hole (4) are located, support plate (5) one side fixed mounting has motor (6) and worm wheel protective housing (7), inside worm wheel (8) and lead screw (9) of being equipped with of worm wheel protective housing (7), motor (6) output rotates and connects drive shaft (10), the centre of a circle position of worm wheel (8) is passed to drive shaft (10, the driving shaft (10) is fixedly connected with a worm wheel (8), the outer ring of the worm wheel (8) is provided with a plurality of rotating teeth (11), the outer surface of the screw rod (9) is provided with a plurality of thread rings (12), the worm wheel (8) is in transmission connection with the screw rod (9) through the rotating teeth (11) and the thread rings (12), one end of the screw rod (9) is provided with a sliding plate (13), one side of the sliding plate (13) close to the screw rod (9) is provided with a circular groove (15), a disc (16) is arranged in the circular groove (15), one end of the screw rod (9) is fixedly connected with the central position of one side of the disc (16), the screw rod (9) is rotationally connected with the sliding plate (13) through a circular groove (15) and a disc (16), the lower end of the sliding plate (13) is provided with a sliding rail (17), the upper end surface of the sliding rail (17) is provided with a sliding chute (18), and the lower end of the sliding plate (13) slides in the sliding chute (18); two spliced poles (14) of slide (13) one side fixed connection, two equal fixed connection slide bar (19) in spliced pole (14) one end, stand case (2) one side is equipped with slide (20), two slide bar (19) and slide (20) fixed connection, stand case (2) one side is equipped with two bar grooves (21), two slide bar (19) slide respectively in corresponding bar groove (21), grip block (23) is connected through two head rod (22) in slide (20) one side, grip block (23) one side is equipped with arc wall (24), inboard fixed connection holder (25) of arc wall (24), stand case (2) one side fixed connection two second connecting rod (26), two second connecting rod (26) and two head rod (22) are about standing case (2) side longitudinal center spool symmetric distribution, one end of each of the two second connecting rods (26) is fixedly connected with a clamping plate (23), an arc-shaped groove (24) is arranged on one side of each clamping plate (23), the inner side of the arc-shaped groove (24) is fixedly connected with a clamping piece (25), the upper end of the standing box (2) is fixedly connected with a bottom plate (27), the joint of the edge of one side of the upper end of the bottom plate (27) is fixedly connected with two fixed blocks (28), the two fixed blocks (28) are connected through a rotating shaft (29), a cover plate (30) is arranged between the two fixed blocks (28), one side of the cover plate (30) is provided with a round hole (43), the two fixed blocks (28) are rotationally connected with the cover plate (30) through a rotating shaft (29) and the round hole (43), a plurality of upper arc-shaped grooves (31) are formed in one side of the cover plate (30), cutting knife grooves (32) are formed in the middles of the upper arc-shaped grooves (31), and cutting blades (33) are arranged in the cutting knife grooves (32); the improved structure of the inner cavity of the cover plate is characterized in that a first fixing piece (34) and a second fixing piece (36) are arranged in the cover plate (30), two third fixing pieces (35) are fixedly arranged between the first fixing piece (34) and the second fixing piece (36), the first fixing piece (34), the second fixing piece (36) and the third fixing piece (35) are connected through a rotating shaft (37), three positioning pieces (38) are fixedly connected to the surface of the rotating shaft (37), the three positioning pieces (38) are respectively arranged between the first fixing piece (34) and the third fixing piece (35), the two third fixing pieces (35) and the second fixing piece (36) and the third fixing piece (35), cutting blades (33) are fixedly arranged on the outer sides of the positioning pieces (38), a rotating motor (40) and a speed reducer (39) are arranged in the cover plate (30), the lower ends of the rotating motor (40) and the speed reducer (39) are fixedly connected with the inner cavity wall of the cover plate (30), the output end of the rotating motor (40) is rotatably connected with the input end of the speed reducer (39) through the driving rod, the output end of the speed reducer (39) is fixedly connected with the rotating shaft (37), a lower arc-shaped groove (44) is formed in the upper end face of the bottom plate (27), an air cavity (45) is formed in the bottom plate (27), two air pipes (46) are fixedly connected to the upper end of the air cavity (45), the upper end ports of the air pipes (46) are respectively connected with an air suction port (47), one end of the air suction port (47) is connected to the side wall of the lower arc-shaped groove (44), a driving motor (48) is installed in the air cavity (45), and the upper end of the driving motor (48) is rotatably connected with the upper end of the; an expansion groove is formed at the joint of the middle part of the lower arc-shaped groove (44) and the upper arc-shaped groove (31); the lower arc-shaped groove (44), the upper arc-shaped groove (31), the expansion groove and the cutting blade (33) are all made of ceramic materials.

2. The electric cutting device special for live working according to claim 1, wherein: a dust collecting cavity (42) is arranged on one side of the air cavity (45), and a plurality of filter screens (50) which are parallel to each other are arranged in the dust collecting cavity (42).

3. The electric cutting device special for live working according to claim 2, wherein: the output port of the air cavity (45) is connected with the input port of the dust collection cavity (42).

4. The electric cutting device special for live working according to claim 1, wherein: the lower arc-shaped groove (44) is opposite to the upper arc-shaped groove (31).