CN108520805B

CN108520805B - Full-size electric power cable cutting machine

Info

Publication number: CN108520805B
Application number: CN201810544536.8A
Authority: CN
Inventors: 张宏迪; 赵蓓蓓; 王佳鹏; 孙凤强; 吴雅君; 张戬; 刘昆
Original assignee: State Grid Fuxin Electric Power Supply Co; State Grid Corp of China SGCC
Current assignee: State Grid Fuxin Electric Power Supply Co; State Grid Corp of China SGCC
Priority date: 2018-05-31
Filing date: 2018-05-31
Publication date: 2023-09-05
Anticipated expiration: 2038-05-31
Also published as: CN108520805A

Abstract

The invention belongs to equipment for power transmission and transformation construction in the power industry, and particularly relates to a full-size electric power cable cutting machine. Two vertical beams (5) are fixedly welded on the left side and the right side of the upper end face of the lower base (16), the two vertical beams (5) on each side are correspondingly parallel to each other, the upper ends of the four vertical beams are fixedly connected with an upper cross beam (4), the upper ends of the V-shaped lower line pressing plate fixing seats (14) are respectively welded with V-shaped lower line pressing plates (13), vertical limiting sliding grooves (15-1) are respectively formed in two inner side faces corresponding to each other of the limiting vertical plates (15), two ends of the built-in threaded connecting plates (6) are hinged with one end of a first connecting plate (7), the other end of a second connecting plate (8) is hinged with one end of a L-shaped connecting plate (9), the other end of the L-shaped connecting plate is hinged with the upper end of a side pressing cable device (10), the lower end of the side pressing cable device is provided with a side V-shaped line pressing plate (10-2), the structure is simple, weight is light, and the cutting section is free from slag hanging and decarburization, and electric power construction operation safety is ensured.

Description

Full-size electric power cable cutting machine

Technical Field

The invention belongs to equipment for power transmission and transformation construction in the power industry, and particularly relates to a full-size electric power cable cutting machine.

Background

At present, in the process of electric power construction installation, overhaul and spot inspection of the structure of the arrival cable, the cable is required to be cut. Because the arrival place often does not have an external power supply or a condition for placing a cutting machine, particularly, the arrival spot of the materials is required to have a clean cut-off surface in the spot check so as to be convenient for a third party detection mechanism to carry out detection. The cable cutting scissors used in the current construction site are all of mechanical extrusion type, the cut cable heads are seriously deformed, materials are wasted greatly, insulating sealing of the cable heads in the site cannot be finished, and the cutting scissors clearly define that the large-diameter copper cables are not allowed to be cut. However, when using the hacksaw to cut, time and labor are wasted, and when sawing a power cable with a steel cable and an interlayer, the potential danger of flying out of the broken saw blade to hurt people is often caused, so that the power construction safety is seriously influenced.

Disclosure of Invention

The invention aims to overcome the technical defects and provide the full-size electric power cable cutting machine which is simple in structure, flat in fracture, time-saving and labor-saving.

The technical scheme adopted for solving the technical problems is as follows: the full-size electric power cable cutting machine comprises a lower base, an upper cross beam, a bearing pedestal, a bearing cover, a fastening wheel disc and a reciprocating electric saw, and is characterized in that two vertical beams are fixedly welded on the left side and the right side of the upper end surface of the lower base respectively, the two vertical beams on each side are mutually corresponding and parallel, the upper ends of the four vertical beams are fixedly connected with the upper cross beam, two V-shaped lower wire pressing plate fixing seats which are mutually corresponding are respectively fixed on the upper end surface of the lower base between the four vertical beams at positions corresponding to the rear sides of the four vertical beams by bolts, V-shaped lower wire pressing plates are respectively welded at the upper ends of the V-shaped lower wire pressing plate fixing seats, connecting lugs are arranged at the two ends of the V-shaped lower wire pressing plates, V-shaped lower wire pressing plate clamping opening parts are respectively fixedly provided with V-shaped lower wire pressing guard plates by bolts, the connecting lugs at one end of the V-shaped lower wire pressing plates are hinged with one end of the V-shaped upper wire pressing plates by bolts and nuts, the connecting lugs at the other end of the V-shaped lower line pressing plate are respectively hinged with the lower ends of the penetrating fastening bolts through bolts and nuts, the upper ends of the penetrating fastening bolts are respectively penetrated in the penetrating holes at the other end of the V-shaped upper line pressing plate and locked by the nuts, the V-shaped upper line pressing plate is respectively fixed with a V-shaped tightening line guard plate through bolts, the upper end face of the lower base between the two V-shaped lower line pressing plate fixing seats is respectively fixed with two mutually corresponding limit vertical plates through bolts relative to the positions at the rear sides of the two V-shaped lower line pressing plate fixing seats, the two mutually corresponding inner side faces of the limit vertical plates are respectively provided with a vertical limit sliding groove, the two ends of the limit sliding plates are respectively vertically arranged in the vertical limit sliding grooves to slide up and down, the lower ends of the electric saw fixing seats are fixed at the upper ends of the limit sliding plates, the reciprocating electric saw is fixed on the upper end face of the electric saw fixing seats through bolts, the middle of the upper cross beam is fixedly provided with a bearing seat, the bearing seat is fixedly provided with a bearing cover through bolts, the bearing cover and the bearing seat are internally provided with a bearing, the bearing is internally provided with a screw rod in a penetrating way, the upper end of the screw rod is fixedly provided with a fastening wheel disc by a nut, the lower end of the screw rod is in threaded connection with a built-in threaded connection plate, the two ends of the built-in threaded connection plate are hinged with one end of a first connecting plate, the other end of the first connecting plate is hinged with one end of a second connecting plate, the other end of the second connecting plate is hinged with one end of an L-shaped connecting plate, the other end of the L-shaped connecting plate is hinged with the upper end of the side pressure cable device, the lower end of the side pressure cable device is provided with a side V-shaped line pressing plate, the side V-shaped line pressing plate is fixedly provided with a side V-shaped line tightening guard plate by a screw, and the middle of the L-shaped connecting plate is hinged between two vertical beams which are parallel to each side by an L-shaped connecting bolt and a nut.

The beneficial effects of the invention are as follows: the full-size electric power cable cutting machine is simple in structure, light in weight and convenient to operate, can be operated by a single person, is time-saving and labor-saving, is suitable for cables of all types, can meet the requirements of any construction site, ensures that the sections of the cables are neat, meets the requirements of cable head sealing and cable sealing insulation on the sections of the cables after construction, improves the working efficiency, reduces the labor intensity and the risk of operators, has no slag hanging and decarburization on the cut sections, completely meets the sampling requirements of a third-party detection mechanism, and ensures the safety of electric power construction operation.

Drawings

The following is a detailed description of embodiments with reference to the accompanying drawings.

Fig. 1 is a front view of a full-size electric power cable cutter.

Fig. 2 is a left-hand side view of fig. 1.

Fig. 3 is a partial cross-sectional view taken along A-A of fig. 1.

Fig. 4 is a partial cross-sectional view taken along line B-B of fig. 1.

In the figure, the wheel disc is fastened 1-; 2-bearing; 3-a screw; 4-an upper cross beam; 5-vertical beams; 6-internally-arranged threaded connection plates; 7-connecting a plate I; 8-connecting a plate II; a 9-L-shaped connecting plate; 10-side pressure cable device; 10-1-side V-shaped wire tightening guard plates; 10-2-side V-shaped line pressing plates; 11-threading a fastening bolt; 12-V-shaped upper line pressing plate; a 12-1-V type tightening line guard board; 13-V-shaped lower line pressing plate; 13-1-V type lower tightening line guard board; 13-2-connecting lugs; a 14-V type lower line pressing plate fixing seat; 15-limiting vertical plates; 15-1 of a vertical limit chute; 16-a lower base; 17-a reciprocating electric saw; 18-an electric saw limiting device; 19-an electric saw battery; 20-an electric saw fixing seat; 21-a limit slide plate; 22-bearing seats; 23-bearing cap; 24-an electric power cable; 25-L-shaped plate connecting bolts.

Detailed Description

In the embodiment, referring to fig. 1-4, two vertical beams 5 are fixedly welded on the left side and the right side of the upper end face of a lower base 16 of the full-size electric power cable cutter, the two vertical beams 5 on each side are parallel to each other, and the upper ends of the four vertical beams 5 are fixedly connected with an upper cross beam 4. Two V-shaped lower line pressing plate fixing seats 14 corresponding to each other are respectively fixed on the upper end face of the lower base 16 between the four vertical beams 5 relative to the rear sides of the four vertical beams 5 through bolts, V-shaped lower line pressing plates 13 are respectively welded at the upper ends of the V-shaped lower line pressing plate fixing seats 14, connecting lugs 13-2 are respectively arranged at two ends of the V-shaped lower line pressing plates 13, and V-shaped lower line tightening guard plates 13-1 are respectively fixed at the bayonet positions of the V-shaped lower line pressing plates 13 through bolts. The connecting lugs 13-2 at one end of the V-shaped lower line pressing plate 13 are respectively hinged with one end of the V-shaped upper line pressing plate 12 by bolts and nuts, the connecting lugs 13-2 at the other end of the V-shaped lower line pressing plate 13 are respectively hinged with the lower ends of the penetrating fastening bolts 11 by bolts and nuts, the upper ends of the penetrating fastening bolts 11 are respectively penetrated in the penetrating holes at the other end of the V-shaped upper line pressing plate 12 and are locked by nuts, and the bayonets of the V-shaped upper line pressing plate 12 are respectively fixed with the V-shaped tightening line guard plates 12-1 by bolts. Two mutually corresponding limiting vertical plates 15 are fixedly arranged on the upper end face of the lower base 16 in the middle of the two V-shaped lower line pressing plate fixing seats 14 by bolts respectively at positions corresponding to the rear sides of the two V-shaped lower line pressing plate fixing seats 14, vertical limiting sliding grooves 15-1 are respectively arranged on two inner side faces of the limiting vertical plates 15, and two ends of the limiting sliding plate 21 are vertically arranged in the vertical limiting sliding grooves 15-1 respectively and slide up and down. The electric saw fixing seat 20 is fixed at the upper end of the limiting slide plate 21, the reciprocating electric saw 17 is fixed on the upper end surface of the electric saw fixing seat 20 by bolts, and the reciprocating electric saw 17 is respectively provided with an electric saw limiting device 18 and an electric saw battery 19. A bearing seat 22 is fixedly arranged in the middle of the upper beam 4, a bearing cover 23 is fixedly arranged on the bearing seat 22 by bolts, a bearing 2 is arranged between the bearing seat 22 and the bearing cover 23, a screw rod 3 is arranged in the bearing 2 in a penetrating way, and a fastening wheel disc 1 is fixedly arranged at the upper end of the screw rod 3 by nuts. The lower end threaded connection built-in screw connection board 6 of screw rod 3, the both ends of built-in screw connection board 6 articulate the one end of connecting plate one 7 respectively, the other end of connecting plate one 7 articulates the one end of connecting plate two 8 respectively, the other end of connecting plate two 8 articulates the one end of L type connecting plate 9 respectively, the other end of L type connecting plate 9 articulates the upper end of side pressure cable wire device 10 respectively, the lower extreme of side pressure cable wire device 10 is equipped with side V type line ball board 10-2 respectively, be equipped with side V type line tightening backplate 10-1 with the fix with screw on the side V type line ball board 10-2 respectively, the centre of L type connecting plate 9 is articulated between two perpendicular roof beams 5 that correspond parallel each side each other with L type template connecting bolt 25 and nut respectively.

The using method of the full-size electric power cable cutting machine is as follows: when the power cable device is used, nuts on the penetrating fastening bolts 11 are loosened, then the power cable 24 is placed between the V-shaped lower tightening wire guard plate 13-1 and the V-shaped upper tightening wire guard plate 12-1, the penetrating fastening bolts 11 are penetrated into the V-shaped upper wire guard plate 12 to fix the power cable 24 through locking nuts, the fastening wheel disc 1 is driven clockwise, the fastening wheel disc 1 drives the screw 3 to rotate, the built-in threaded connection plate 6 moves upwards on the screw 3, two ends of the built-in threaded connection plate 6 respectively drive the connection plate 7 and the connection plate 8 to move upwards, one end of the connection plate 8 respectively pulls the L-shaped connection plate 9 to enable the side V-shaped tightening wire guard plate 10-1 on the side V-shaped wire guard plate 10-2 of the side pressure cable device 10 to be pressed on the power cable 24, the reciprocating electric saw 17 is started to cut after the power cable 24 is gradually deepened, and two ends of the limiting sliding plate 21 slide plate 15 slide downwards gradually in the vertical limiting sliding groove 15-1 until cutting is completed. After the power cable 24 is cut, the fastening wheel disc 1 is driven anticlockwise, so that the side V-shaped wire tightening guard plate 10-1 on the side V-shaped wire pressing plate 10-2 of the side pressure cable device 10 is separated from the power cable 24, and meanwhile, nuts on the penetrating fastening bolts 11 are loosened, and the cut power cable 24 is taken down to finish the operation.

Claims

1. An all-size electric power cable cutting machine comprises a lower base (16), an upper cross beam (4), a bearing seat (22), a bearing cover (23), a fastening wheel disc (1) and a reciprocating electric saw (17), and is characterized in that two vertical beams (5) are fixedly welded on the left side and the right side of the upper end face of the lower base (16), the two vertical beams (5) on each side are mutually corresponding and parallel, the upper ends of the four vertical beams (5) are fixedly connected with the upper cross beam (4), two mutually corresponding V-shaped lower wire pressing plate fixing seats (14) are respectively fixed on the upper end face of the lower base (16) between the four vertical beams relative to the rear sides of the four vertical beams (5) by bolts, the upper ends of the V-shaped lower wire pressing plate fixing seats (14) are respectively welded with V-shaped lower wire pressing plates (13), connecting lugs (13-2) are respectively arranged at the two ends of the V-shaped lower wire pressing plates (13), V-shaped lower wire pressing plates (13-1) are fixedly arranged at bayonets of the V-shaped lower wire pressing plates (13) by bolts, one ends of the V-shaped lower wire pressing plates (13) are respectively connected with bolts by bolts, one ends of the V-shaped lower wire pressing plates (13) are respectively hinged with bolts, one ends of the V-shaped lower wire pressing plates (13) are respectively, the upper ends of the penetrating fastening bolts (11) are respectively penetrated in the penetrating holes at the other ends of the V-shaped upper line pressing plates (12) and locked by nuts, the V-shaped upper line pressing plates (12-1) are respectively fixed at the bayonets of the V-shaped upper line pressing plates (12) by bolts, the upper end faces of the lower bases (16) between the two V-shaped lower line pressing plate fixing seats (14) are respectively fixed with two mutually corresponding limit vertical plates (15) by bolts at the positions corresponding to the rear sides of the two V-shaped lower line pressing plate fixing seats (14), two mutually corresponding inner side faces of the limit vertical plates (15) are respectively provided with vertical limit sliding grooves (15-1), two ends of the limit sliding plates (21) are respectively vertically arranged in the vertical limit sliding grooves (15-1) to slide up and down, the lower ends of the electric saw fixing seats (20) are fixed at the upper ends of the limit sliding plates (21) by bolts, a reciprocating electric saw (17) is fixed on the upper end faces of the electric saw fixing seats (20), a bearing seat (22) is fixedly arranged in the middle of the upper cross beam (4), a bearing seat (23) is fixedly provided with a bearing cover (23), two mutually corresponding limit vertical plates (23) are respectively fixed on the rear sides of the two V-shaped lower line pressing plates (14), two end plates (2) are respectively provided with a connecting plate (3), two end faces are fixedly connected with the connecting plates (3) by the connecting plates) by the screw bolts (3), the two ends of the built-in threaded connection plate (6) are hinged with one end of a connection plate I (7), the other end of the connection plate I (7) is hinged with one end of a connection plate II (8), the other end of the connection plate II (8) is hinged with one end of an L-shaped connection plate (9), the other end of the L-shaped connection plate (9) is hinged with the upper end of a side pressure cable device (10), the lower end of the side pressure cable device (10) is provided with a side V-shaped line pressing plate (10-2), a side V-shaped line tightening guard plate (10-1) is fixedly arranged on the side V-shaped line pressing plate (10-2) through screws, and the middle of the L-shaped connection plate (9) is hinged between two vertical beams (5) which are parallel to each other through an L-shaped connection bolt (25) and a nut.