CN113525220A

CN113525220A - Tower crane loading binding process

Info

Publication number: CN113525220A
Application number: CN202110554557.XA
Authority: CN
Inventors: 李凯华; 樊伟杰; 韦亮; 罗宇德; 黄卫国; 覃重闪; 李华团; 覃富德
Original assignee: Guangxi Construction Engineering Group Construction Machinery Manufacturing Co Ltd
Current assignee: Guangxi Jianji Leasing Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-10-22
Anticipated expiration: 2041-05-20
Also published as: CN113525220B

Abstract

The invention discloses a binding process for loading a tower crane, which belongs to the field of a loading protection process for the tower crane. And a standard section frame sleeve, a standard section frame inner pull rod sleeve and a hoisting arm frame sleeve of the tower crane are all fixed on a vehicle body deck. The rubber pads are adopted to replace special plastic formed parts to be used as the liners, the cost is reduced, the customized cantilever crane bottom is used for supporting the square tube weldment and the angle steel square frame weldment, the cantilever crane is stacked without being separated by additional supports, but separated by the rubber pads, the loading size is reduced at the maximum speed limit, the requirements of binding, collision and scratch prevention and mutual positioning of the tower crane component assembly loading are met, and the purposes of low material cost, wide applicability, simple processing and manufacturing and easy use of the method are achieved.

Description

Tower crane loading binding process

Technical Field

The invention relates to the field of tower crane loading protection processes, in particular to a tower crane loading binding process.

Background

The components of the tower crane need to be divided into different components for binding and fixing when being loaded and transported by a trolley, common materials for protection comprise plastics, rubber, metal and wood, and the structural form comprises plates, sheets, sheaths, brackets and the like. Known shaped protective materials include plastic sheaths, wooden strips, special brackets, etc.

The plastic molding part needs to be manufactured by opening a die and is only suitable for a specific shape, so that the applicability is narrow; the steel packing belt has high strength, but high hardness, has higher requirement on the strength of a lining pad, has higher cost than the plastic packing belt and is easy to rust; the surface friction coefficient of the plastic hollow plate for the gasket is small, so that the gasket is not beneficial to being tightly bound, and the strength of the gasket is poorer than that of a solid material; the vertical spacing bracket of the hoisting arm support is complex to manufacture and high in cost.

Disclosure of Invention

The invention aims to provide a tower crane loading binding process, which solves the technical problems in the background technology.

A binding process for loading tower crane features that small iron boxes are packed, large parts are bound together, the rubber pad or skid is arranged between said small parts, and the standard section frame, pull rod and lifting arm frame of tower crane are fixed to deck of car body.

Further, the binding process of the crane boom comprises the following steps: square pipe support weldment transversely sets up, and the jack-up cantilever crane setting sets up the rubber pad between jack-up cantilever crane and the square pipe support weldment on a plurality of square pipe support weldments, and square pipe support weldment includes square pipe, channel-section steel and angle steel, and the channel-section steel setting is in the top at square pipe both ends, and the angle steel is fixed on the channel-section steel, and the right angle opening sets up relatively.

Further, the binding process of the crane boom comprises the following steps: set up two angle steel support intervals and set up relatively, the angle steel support upper padding is equipped with the rubber pad, and angle steel support comprises width direction angle steel, length direction angle steel and direction of height angle steel.

Furthermore, when the arm supports of the crane arm support are assembled together, the rubber pads are used for separating the arm supports and are tightly bound by rubber tube iron wires, the second rubber pads are respectively padded on the upper side and the lower side of an arm support connecting pin shaft of the arm support for protection, and the rubber tube iron wires are arranged for binding and fixing the boom chord members.

Further, the binding process of the railing and the wind shield welding piece is as follows: railing and deep bead seam spare and railing and deep bead seam spare coincide set up, and be provided with the rubber pad between the two, the rubber pad is established in four angle departments, then uses plastics packing area to tie up, and the plastic packing area fills up with the edge of railing and deep bead seam spare simultaneously has the rubber pad.

Further, the binding process of the platform is as follows: a wood block spacer is arranged between the platforms, then a plastic packing belt is used for bundling, and rubber pads are arranged at the corners of the plastic packing belt and the platforms.

Further, the binding process of the arm support pull rod is as follows: set up central authorities location billet and separate mutually between cantilever crane pull rod and the cantilever crane pull rod, bottom and top all set up the edge location billet fixed, central authorities location billet and edge location billet set up on same vertical line, then set up the both ends that the screw rod weldment passed central authorities location billet and edge location billet, and it is fixed to set up the nut and screw up, the nut bottom is provided with flat pad, the upper and lower both sides of central authorities location billet all are provided with continuous triangle draw-in groove, one side of edge location billet is provided with continuous triangle draw-in groove, central authorities location billet and edge location billet both ends all are provided with the recess, the screw rod weldment passes the recess fixed, the screw rod weldment includes round steel and end plate, the end plate welding is in one side of round steel, the end plate card is in the recess outside of bottom edge location billet.

Further, the binding process of the segments is as follows: the segments are overlapped together, rubber pads are arranged at four corners between the segments, screw rod weldments are arranged to penetrate through holes of the segment transportation process plate, and nuts and gaskets are arranged to be screwed and fixed.

Further, the binding process of the triangular arm support comprises the following steps: the bottom support is arranged to support the triangular arm support chord member, battens are arranged between the bottom support and the chord member to separate the two, the bottom support is arranged to be of a structure shaped like a Chinese character 'ji', and the bottom support is composed of length direction angle steel, width direction angle steel, height direction angle steel and bottom angle steel.

Further, the contact position of the parts is separated by a rubber pad and a transparent adhesive tape, and separated by a rubber pad and a nylon ribbon, the steel wire rope and the power line of the mechanism are bound by a rope and a nylon ribbon, and the exposed part of the shaft and the mechanism is covered by a plastic film and is tightly bound by the transparent adhesive tape in a winding way.

By adopting the technical scheme, the invention has the following technical effects:

the invention adopts the rubber pad to replace a special plastic formed part as the liner, reduces the cost, uses the customized cantilever crane bottom to support the square tube weldment and the angle steel square frame weldment bracket, and the cantilever crane is stacked without using an additional bracket for separation, but separated by the rubber pad, thereby reducing the loading size at the maximum speed limit, meeting the requirements of binding, collision and scratch prevention and mutual positioning of the tower crane component assembly loading, and realizing the purposes of low material cost, wide applicability, simple processing and manufacturing and easy use of the method.

Drawings

FIG. 1 is a cross-sectional view of a crane boom supported by a square tube support weldment according to the present invention.

FIG. 2 is a cross-sectional view of a square tube bracket weldment of the present invention.

FIG. 3 is a side view of the square tube support weldment of the present invention.

Fig. 4 is a cross-sectional view of the angle bracket supporting the boom of the crane according to the present invention.

Fig. 5 is a schematic structural view of the angle iron bracket of the invention.

Fig. 6 is a schematic view of the structure of the arm support of the present invention.

Figure 7 is a schematic view of the rail and wind deflector weldment tie structure of the present invention.

FIG. 8 is a schematic view of a platform set lashing structure of the present invention.

Fig. 9 is a schematic view of a boom tie bar binding structure of the invention.

Fig. 10 is a schematic structural view of the edge positioning wood block of the present invention.

Fig. 11 is a schematic structural view of the central positioning wood block of the present invention.

FIG. 12 is a schematic view of a screw weldment according to the present invention.

Figure 13 is a schematic view of a segment ligature structure according to the present invention.

FIG. 14 is a schematic view of a binding structure of the triangular arm support.

FIG. 15 is a schematic view of the bottom bracket structure of the present invention.

Fig. 16 is an exemplary view of a long truck-loading kit according to the present invention.

Reference numbers in the figures: 1-lifting arm support, 2-rubber pad, 3-square tube support weldment, 31-square tube, 32-channel steel, 33-angle steel, 4-angle steel support, 41-width direction angle steel, 42-length direction angle steel, 43-height direction angle steel, 5-arm support, 6-rubber pad, 7-arm support connecting pin shaft, 8-rubber-coated tube iron wire, 9-railing and wind shield weldment, 10-packing belt, 11-rubber pad, 12-platform, 13-packing belt, 14-rubber pad, 15-screw rod weldment, 151-round steel, 152-end plate, 16-nut, 17-flat washer, 18-edge positioning wood block, 181-two-end groove, 182-triangular clamping groove and 19-arm support pull rod, 20-central positioning wood block, 21-nut, 22-gasket, 23-segment, 24-triangular arm support, 25-batten, 26-bottom support, 261-length direction angle steel, 261-width direction angle steel, 261-height direction angle steel, 264-bottom angle steel, 27-standard segment frame set, 28-standard segment frame inner pull rod set, 29-segment frame set and 30-vehicle body deck.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, preferred embodiments are given and the present invention is described in further detail. It should be noted, however, that the numerous details set forth in the description are merely for the purpose of providing the reader with a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.

A binding process for loading a tower crane is characterized in that small-part iron boxes are used for packaging, large parts are integrally bound, a rubber pad or a skid is padded on a contact surface between the parts, the parts are fixed through a rubber gasket, a steel section welding support, a rubber tube and an iron wire pad in a spaced mode, a standard section frame of the tower crane is sleeved and fixed at the front end of a car body deck, an inner pull rod of the standard section frame is sleeved and fixed on the car body deck and arranged at the rear end of the standard section frame sleeved and arranged on the car body deck, and the rear end of the inner pull rod of the standard section frame is sleeved and arranged at the rear end of the inner pull rod of the standard section frame. In fig. 16, 27 is a standard bay suit, 28 is a standard bay inner tie bar suit, 29 is a bay suit, and 30 is a body deck.

The rubber gasket, the steel section welding support, the rubber tube, the iron wire and other materials are adopted, the contact protection of parts is ensured when the rubber gasket, the steel section welding support, the rubber tube, the iron wire and the like are used on the loading and sleeving assembly, the damage influence of transportation vibration on the surfaces and the dimensional precision of the parts is reduced, and meanwhile, the high material applicability is achieved. By adopting the rubber gasket, the steel section welding bracket, the rubber tube, the iron wire and other protective materials, the protection cost is reduced.

The support at the bottom of the arm support is shown in figures 1-3, wherein 1 is a hoisting arm support, 2 is a rubber pad, and 3 is a square tube support weldment. The square pipe support weldment is a weldment, and the structure is shown in fig. 7, wherein 31 is a square pipe, 32 is a channel steel, and 33 is an angle steel.

Another optional bottom support angle bracket is a weldment, which can replace the part 3 in fig. 1, as shown in fig. 4, wherein 1 is a crane boom, 2 is a rubber pad, and 4 is an angle bracket. As shown in fig. 5, the angle bracket structure includes width-direction angle steel 41, length-direction angle steel 42, and height-direction angle steel 43. An example is angle steel specification of 4x4, angle steel support size of 220mm x 380 mm.

The arm supports are separated by rubber pads when being arranged together and are tightly bound by rubber tube covered iron wires, and a two-dimensional diagram is shown in figure 6, wherein 5 is the arm support, 6 is the rubber pad, 7 is the arm support connecting pin shaft, and 6 is respectively padded on the upper side and the lower side of 7 for protection. And 8, rubber-covered pipe iron wires are used for binding and fixing the boom chord members.

The railing, platform, etc. are bound by plastic packing belt and rubber pad. The rail and wind deflector weld set is shown in fig. 7, where 9 is the rail and wind deflector weld, 10 is the strapping band, and 11 is the rubber pad. The platform set is shown in fig. 8, in which 12 is a platform, 13 is a packing belt, and 14 is a rubber pad.

The arm support pull rod sleeve is shown in fig. 9, wherein 15 is a screw rod weldment, 16 is a nut, and 17 is a flat washer; 18 is an edge positioning wood block, 19 is a boom pull rod, and 20 is a central positioning wood block, which is shown in fig. 11.

The screw weldment is constructed as shown in fig. 12, wherein 151 is round steel with threads on one end and an end plate 152 welded to the other end.

The structure of the edge positioning wood block is shown in fig. 10, wherein 181 is a groove at two ends for passing through a screw; 182 are a plurality of triangular slots of equal size along the length for clamping the tie rod. The structure of the member 20 is different from that of the member 18 in that triangular grooves are symmetrically arranged on the upper and lower sides.

The standard segment is penetrated by a screw with a baffle welded at the end, and the nut and the washer are locked to prevent relative displacement, as shown in fig. 13, wherein 21 is the nut, 22 is the washer, 23 is the segment, and 15 is the screw with the baffle welded at the end.

When the arm support with the triangular cross section is sleeved, the bottom support is adopted to support the boom chord member. The sectional view is shown in fig. 14, in which 24 is the arm support and 25 is the wood bar for separating the arm support and the bracket; and 26 is a bottom bracket. Reference numeral 26 denotes a weldment, and the structure thereof is shown in fig. 15, in which 261 denotes a longitudinal angle, 261 denotes a width angle, 261 denotes a height angle, and 264 denotes a bottom angle.

The contact position of the parts is separated by a rubber pad and a transparent adhesive tape, and separated by a rubber pad and a nylon ribbon, the steel wire rope and the mechanism power line are bound by a rope and the nylon ribbon, and the exposed part of the shaft and the mechanism is covered by a plastic film and is tightly wound by the transparent adhesive tape.

Before implementation, the loading of parts of the tower crane is not provided with a uniform protection process, so that transportation collision scratch and deformation sometimes occur. And realizing the collision protection target after implementation. By using the prior art for reference, the binding process and material selection are improved, and the purposes of easy use and cost saving are achieved.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Claims

1. A tower crane loading binding process is characterized in that: the small parts are packed in an iron box, the large parts are integrally bound, a rubber pad or a skid is padded on a contact surface between the parts, the parts are fixed at intervals through a rubber gasket, a steel section welding support, a rubber pipe and an iron wire pad, and a standard section frame sleeve, a standard section frame inner pull rod sleeve and a hoisting arm frame sleeve of the tower crane are all fixed on a deck of a vehicle body.

2. The tower crane loading binding process according to claim 1, characterized in that: the binding process of the hoisting arm support comprises the following steps: square pipe support weldment transversely sets up, and the jack-up cantilever crane setting sets up the rubber pad between jack-up cantilever crane and the square pipe support weldment on a plurality of square pipe support weldments, and square pipe support weldment includes square pipe, channel-section steel and angle steel, and the channel-section steel setting is in the top at square pipe both ends, and the angle steel is fixed on the channel-section steel, and the right angle opening sets up relatively.

3. The tower crane loading binding process according to claim 1, characterized in that: the binding process of the hoisting arm support comprises the following steps: set up two angle steel support intervals and set up relatively, the angle steel support upper padding is equipped with the rubber pad, and angle steel support comprises width direction angle steel, length direction angle steel and direction of height angle steel.

4. The tower crane loading binding process according to claim 2 or 3, characterized in that: when the arm supports of the crane arm support are assembled together, the rubber pads are used for separating the arm supports and are tightly bound by rubber tube iron wires, the rubber pads are respectively padded on the upper side and the lower side of an arm support connecting pin shaft of the arm support for protection, and the rubber tube iron wires are arranged to bind and fix the boom chord members.

5. The tower crane loading binding process according to claim 2, characterized in that: the binding process of the rail and the wind shield welding piece is as follows: railing and deep bead seam piece are vertical to be piled up the setting, and are provided with the rubber pad between the seam piece, and the rubber pad is established in four angle departments, then uses plastics packing area to tie up, and the contact department of plastics packing area and railing and deep bead seam piece pads the rubber pad simultaneously.

6. The tower crane loading binding process according to claim 5, characterized in that: the binding process of the platform comprises the following steps: a wood block spacer is arranged between the platforms, then a plastic packing belt is used for bundling, and a rubber pad is arranged at the contact position of the plastic packing belt and the platforms.

7. The tower crane loading binding process according to claim 6, characterized in that: the binding process of the arm support pull rod comprises the following steps: set up central positioning billet between cantilever crane pull rod and the cantilever crane pull rod and separate mutually, it is fixed that pull rod external member bottom and top all set up the edge positioning billet, central positioning billet and edge positioning billet set up on same vertical face, the upper and lower both sides of central positioning billet all are provided with continuous triangle draw-in groove, one side of edge positioning billet is provided with continuous triangle draw-in groove, central positioning billet and edge positioning billet both ends all are provided with the recess, it is fixed to set up the screw rod weldment and pass the recess, and it is fixed to set up the nut and screw up, the nut bottom is provided with the flat bed, the screw rod weldment includes round steel and end plate, the end plate welding is in one side of round steel, the end plate card is in the recess outside of bottom edge positioning billet.

8. The tower crane loading binding process according to claim 7, characterized in that: the binding process of the segments comprises the following steps: the segments are overlapped together, rubber pads are arranged at four corners between the segments, screw rod weldments are arranged to penetrate through holes of the transportation process plates on the segments, and nuts and gaskets are arranged to be screwed and fixed.

9. The tower crane loading binding process according to claim 8, characterized in that: the binding process of the triangular arm support comprises the following steps: the bottom support is arranged to support the triangular arm support chord member, battens are arranged between the bottom support and the chord member to separate the two, the bottom support is arranged to be of a structure shaped like a Chinese character 'ji', and the bottom support is composed of length direction angle steel, width direction angle steel, height direction angle steel and bottom angle steel.

10. The tower crane loading binding process according to claim 9, characterized in that: the contact position of the parts is separated by a rubber pad and a transparent adhesive tape, and separated by a rubber pad and a nylon ribbon, the steel wire rope and the mechanism power line are bound by a rope and the nylon ribbon, and the exposed part of the shaft and the mechanism is covered by a plastic film and is tightly wound by the transparent adhesive tape.