CN103011032A - Lifting platform for underground cable construction - Google Patents

Abstract

The lifting platform for underground cable construction includes four outriggers, brackets are installed on the four outriggers, horizontal tubes are installed on the brackets, a suspension rope is installed at both ends of the horizontal tube, the upper end of the suspension rope is fixed on the horizontal tube, and the lower end of the suspension rope is set Lever hoist, the upper end of the lever hoist is connected with the suspension rope, two fixed ropes are arranged at the lower end of the lever hoist, the platform frame is arranged at the lower end of the two fixed ropes, a pull rope is respectively arranged on the four connection nodes of the support, and the upper end of the pull rope Connect with the support, the lower end of the pull rope is connected with the platform frame, the platform plate is installed on the platform frame, the platform plate is provided with a hoisting port, the platform plate is provided with a support plate, the support plate is provided with a horizontal fixed shaft, and the fixed shaft is equipped with wire rollers and wire rollers. The end of the sling is installed with a circle, the center of the swaying connecting plate coincides with the line roller, a rocking handle is set on the edge of the swaying connecting plate, a sling is installed on the sling, the upper end of the sling is fixed to connect the line roller, and the lower end of the sling is fixed to connect to the hook. The roller is located on the upper part of the hoisting port.

Description

Lifting platform for underground cable construction

technical field

The invention relates to a lifting platform, in particular to a lifting platform for underground cable construction.

Background technique

Some of the lifting platforms used in the existing underground cable laying process are built when they are used, and then dismantled after use, and repeatedly dismantled and built. The process is cumbersome and consumes a lot of manpower; Unstable, it is easy to cause the platform to fall due to sudden power failure, and there is a major safety hazard. For the transportation process of large-scale devices on the ground and underground, it needs to be transported to the lifting platform, which consumes manpower and low work efficiency.

Contents of the invention

In order to solve the above problems, the present invention proposes a lifting platform for underground cable construction. the

The technical solution adopted by the present invention to solve the technical problem is: the lifting platform for underground cable construction includes four legs, on which four legs are mounted brackets, on which a horizontal tube is installed, and a suspension rope is respectively arranged at both ends of the horizontal tube, The upper end of the lifting rope is fixed on the horizontal pipe, the lower end of the lifting rope is provided with a lever block, the upper end of the lever block is connected with the lifting rope, the lower end of the lever block is provided with two sections of fixed rope, and the lower end of the two sections of fixed rope is provided with a platform frame. A pull rope is respectively set on each connection node, the upper end of the pull rope is connected with the support, the lower end of the pull rope is connected with the platform frame, the platform plate is installed on the platform frame, the lifting port is opened on the platform plate, the support plate is set on the platform plate, and the support plate is set horizontally The fixed shaft is fitted with a line roller on the fixed shaft. The end of the line roller is installed with a circular shape. The center of the oscillating connecting plate coincides with the line roller. The wire roller is fixedly connected, the lower end of the sling is fixedly connected with the hook, and the wire roller is located at the upper part of the hoisting port.

In order to further realize the purpose of the present invention, the lower ends of the four supporting legs are respectively equipped with supporting feet, and the outer diameter of the supporting feet is larger than that of the supporting legs. A sheath is arranged on the stay rope, the sheath is covered on the stay rope, and a connecting rope is arranged on the upper end of the sheath, and the connecting rope is connected with the support. A counterweight is arranged at the edge of the oscillating connecting plate, and the connection line between the counterweight and the rocking handle passes through the center of the oscillating connecting plate. A fixed bracket is installed on the fixed shaft, one end of a fixed rod is installed on the fixed bracket, and the other end of the fixed rod is fixedly connected to the support plate. Positioning pins are arranged on the fixed bracket, and several positioning holes are opened on the wire roller, and the positioning holes are distributed circularly around the center of the wire roller, and the positioning pins cooperate with the positioning holes.

The beneficial effect of the present invention is that it is convenient to build, convenient to put into use immediately, improves the construction efficiency, manpower controls the lifting of the platform, and avoids the platform falling accident caused by sudden power failure. Ensure that people are working on a stable and safe platform. For the transportation of large devices on the ground and underground, hoisting is used to directly lift the equipment to avoid the process of unloading.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the present invention; Fig. 2 is a schematic diagram of a top view enlarged structure of Fig. 1; Fig. 3 is a schematic diagram of a partial enlarged structure of I in Fig. 1 .

Reference signs: 1 bracket 2 horizontal pipe 3 suspension rope 4 pull rope 5 lever hoist 6 fixed rope 7 platform frame 8 platform board 9 outrigger 10 sheath 11 foot 12 connecting rope 13 hook 14 fixed bracket 15 positioning pin 16 fixing rod 17 Wire Roller 18 Counterweight 19 Rocking Handle 20 Shaking Connection Plate 21 Support Plate 22 Fixed Shaft 23 Suspension Rope 24 Hoisting Port.

Detailed ways

The lifting platform for underground cable construction includes four outriggers 9, a bracket 1 is installed on the four outriggers 9, a horizontal tube 2 is installed on the bracket 1, a suspension rope 3 is respectively arranged at both ends of the horizontal tube 2, and the upper end of the suspension rope 3 is fixed on On the horizontal pipe 2, a lever hoist 5 is arranged at the lower end of the suspension rope 3, and the upper end of the lever hoist 5 is connected with the suspension rope 3, and the lower end of the lever hoist 5 is provided with two sections of fixed ropes 6, and the lower end of the two sections of fixed ropes 6 is provided with a platform frame 7. A stay rope 4 is respectively arranged on the four connection nodes of the support 1, the upper end of the stay rope 4 is connected with the support 1, the lower end of the stay rope 4 is connected with the platform frame 7, and the stay rope 4 connects the platform frame 7 with the support 1, so that the lifting platform It is more stable and less prone to violent shaking, which greatly increases the safety of construction personnel; in order to increase the stability of the four legs 9 and prevent the legs from shaking violently, the lower ends of the four legs 9 are respectively equipped with legs 11 , the outer diameter of the support leg 11 is greater than the outer diameter of the support leg 9; in order to prevent the phenomenon that the strength of the stay cord 4 is reduced or even broken due to the wear and tear of the contact between the stay cord 4 and the pile hole, a sheath 10 is arranged on the stay cord 4, and the sheath The cover 10 is set on the stay cord 4, and the upper end of the sheath 10 is provided with a connecting rope 12. In order to keep the sheath 10 between the stay cord 4 and the inner wall of the pile hole without falling off, the upper end of the connecting rope 12 is connected to the support 1; A platform plate 8 is installed on the platform frame 7 to play the role of carrying and protecting the human body. When using the present invention for construction, four supporting legs 9 and supporting feet 11 are fixed around the pile hole, then the bracket 1 is installed on the four supporting legs 9, the horizontal tube 2 is fixed on the bracket 1, and the horizontal tube 2 is fixed to hang Rope 3, platform frame 7 and platform plate 8 are dropped to the operation position of pile hole by suspension rope 3 and lever block 5 again, support 1 is connected with platform frame 7 with stay rope 4 at last. A platform plate (8) is installed on the platform frame 7, a hoisting opening 24 is provided on the platform plate 8, a support plate 21 is arranged on the platform plate 8, and a horizontal fixed shaft 22 is arranged on the support plate 21, and the line roller 17 and the line roll are set on the fixed shaft 22. The end of 17 is installed with a circle, the center of circle of the shaking connecting plate 20 coincides with the line roller 17, the edge of the shaking connecting plate 20 is provided with a rocking handle 19, a suspension rope 23 is installed on the line roller 17, and the upper end of the suspension rope 23 is fixedly connected to the line roller 17 , the lower end of the suspension rope 23 is fixedly connected to the hook 13, and the line roller 17 is located at the top of the hoisting port 24. The hook 13 is connected with the conveyed device, and the conveyed device and the platform are raised and lowered together. When the conveyed device is transported separately, the rocking handle 19 is shaken to complete the operation. For the transportation of large devices on the ground and underground, hoisting is used to directly lift the equipment to avoid the process of unloading. After the construction is completed, lift the platform frame 7 up with the lever hoist 5, and then lift the whole device to the next construction site and put it into use immediately, thereby greatly increasing the utilization rate of the equipment, reducing the time for disassembling and assembling the equipment, and improving the construction efficiency. A counterweight 18 is arranged at the edge of the shaking connecting plate 20, and the connection line between the counterweight 18 and the rocking handle 19 passes through the center of the circle of the shaking connecting plate 20, and the counterweight 18 reduces the force of the shaking process, and at the same time plays a balancing role in the shaking process . In order to further improve the stability, a fixed bracket 14 is installed on the fixed shaft 22 , one end of a fixed rod 16 is installed on the fixed bracket 14 , and the other end of the fixed rod 16 is fixedly connected to the support plate 21 . The fixing plate 21 can be connected more firmly with the fixing bracket 14 . Positioning pin 15 is arranged on the fixed bracket 14, and several positioning holes are offered on the wire roller 17, and the positioning holes are distributed circularly around the center of the circle of the wire roller 17, and the positioning pin 15 cooperates with the positioning hole, and the positioning pin 15 can fix the wire roller 17 at any time , to prevent the line roller 17 from inverting and damaging the equipment and devices.

Through the present invention, the lifting platform used in the construction of anti-sliding piles is convenient to build, convenient to put into use immediately, and improves the construction efficiency. The present invention uses manpower to control the lifting of the platform, avoiding the platform falling accident caused by sudden power failure. There are ropes at the four corners of the platform. Fixed, the rope and the pile hole are provided with a sheath to ensure that people can work on a stable and safe platform.

The specific embodiments of the present invention have been described above in conjunction with the accompanying drawings, but these descriptions should not be construed as limiting the scope of the present invention, and the technical contents not described in detail in the present invention are all known technologies.

Claims (6)

1. ground cable elevating platform for construction use, it is characterized in that: comprise four supporting legs (9), the upper mounting bracket (1) of four supporting legs (9), the upper transverse tube (2) of installing of support (1), transverse tube (2) two ends arrange respectively a lifting rope (3), lifting rope (3) upper end is fixed on the transverse tube (2), lifting rope (3) lower end arranges Lever Blocks (5), Lever Blocks (5) upper end is connected with lifting rope (3), Lever Blocks (5) lower end arranges two sections static lines (6), two sections static lines (6) lower end arranges paralell (7), on four connecting joint of described support (1) stay cord (4) is set respectively, stay cord (4) upper end is connected with support (1), stay cord (4) lower end links to each other with paralell (7), the upper erecting stage plate (8) of paralell (7), offer hoisting port (24) on the landing slab (8), stay bearing plate (21) is set on the landing slab (8), stay bearing plate (21) arranges the anchor shaft (22) of level, the upper cover of anchor shaft (22) wiring roller (17), the end of line roller (17) is installed circular, the center of circle of shaking connecting panel (20) overlaps with line roller (17), the edge of shaking connecting panel 20 arranges rocking handle (19), the upper lifting rope (23) of installing of line roller (17), lifting rope (23) upper end captive joint line roller (17), lifting rope (23) lower end captive joint hook (13), line roller (17) is positioned at hoisting port (24) top.

2. ground cable elevating platform for construction use according to claim 1, it is characterized in that: leg (11) is installed respectively in described four supporting legs (9) lower end, and the external diameter of leg (11) is greater than the external diameter of supporting leg (9).

3. ground cable elevating platform for construction use according to claim 1, it is characterized in that: sheath (10) is set on the described stay cord (4), sheath (10) is enclosed within on the stay cord (4), and sheath (10) upper end arranges connection cord (12), and connection cord (12) links to each other with support (1).

4. ground cable elevating platform for construction use according to claim 1, it is characterized in that: described connecting panel (20) edge of shaking arranges clump weight (18), and clump weight (18) passes the center of circle of shaking connecting panel (20) with the line of rocking handle (19).

5. ground cable elevating platform for construction use according to claim 1, it is characterized in that: the upper mounting and fixing bracket (14) of described anchor shaft (22), upper fixed link (16) one ends, fixed link (16) other end captive joint stay bearing plate (21) installed of fixed support (14).

6. ground cable elevating platform for construction use according to claim 5, it is characterized in that: locating dowel pin (15) is set on the described fixed support (14), the line roller is offered several knock holees on (17), knock hole is annular spread centered by the center of circle of line roller (17), and locating dowel pin (15) matches with knock hole.

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