CN113525220B

CN113525220B - Tower crane loading and binding process

Info

Publication number: CN113525220B
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 Jianji Leasing Co ltd
Current assignee: Guangxi Jianji Leasing Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2023-04-28
Anticipated expiration: 2041-05-20
Also published as: CN113525220A

Abstract

The invention discloses a tower crane loading and binding process, which belongs to the field of tower crane loading and protecting processes, and adopts small-part iron boxes for packing, large parts are integrally bound, rubber pads or skids are padded on contact surfaces among the parts, and rubber gaskets and steel profile welding supports are used for sleeving rubber tubes and iron wire spacers for fixation. The standard section frame sleeve of the tower crane, the standard section frame inner pull rod sleeve and the lifting arm support sleeve are all fixed on the vehicle body deck. The rubber pad is adopted to replace a special plastic forming part to serve as a gasket, the cost is reduced, a customized cantilever crane bottom support square tube weldment and an angle steel square frame weldment support are used, cantilever crane stacking is separated by using no additional support, but is separated by the rubber pad, the maximum speed limit is reduced, the loading size is reduced, the requirements of loading and binding of tower crane parts in a sleeving manner, collision scratch resistance and mutual positioning are met, and the purposes of low material cost, wide applicability, simplicity in processing and manufacturing and easiness in use are achieved.

Description

Tower crane loading and 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

When the parts of the tower crane are loaded and transported by the trolley, the parts are required to be bound and fixed by different components, common materials for protection comprise plastics, rubber, metal and wood, and structural forms comprise plates, sheets, jackets, supports and the like. Known protective materials having a specific shape include plastic sheaths, wood strips, special stents, and the like.

The plastic molding part needs to be molded, is only suitable for specific shapes, and has narrow applicability; the steel packing belt has high strength, but has high hardness, high requirement on the strength of the liner, higher cost than the plastic packing belt, and easy rust; the surface friction coefficient of the plastic hollow plate for the gasket is small, the binding is not easy, and the strength is poorer than that of the solid material; the vertical interval bracket of the crane boom is complex to manufacture and high in cost.

Disclosure of Invention

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

A loading and binding technology for tower crane features that small iron box is used for packing, large parts are integrally bound, rubber pad or skid is used for the contact surface between parts, and the standard section frame, pull rod and lifting arm frame are fixed to the deck of car.

Further, the binding process of the crane boom comprises the following steps: the square tube support weldment is transversely arranged, the lifting arm support is arranged on the square tube support weldments, a rubber pad is arranged between the lifting arm support and the square tube support weldments, the square tube support weldments comprise square tubes, channel steel and angle steel, the channel steel is arranged above two ends of the square tubes, the angle steel is fixed on the channel steel, and the right-angle openings are oppositely arranged.

Further, the binding process of the crane boom comprises the following steps: two angle steel brackets are arranged at intervals oppositely, a rubber pad is arranged on each angle steel bracket in a cushioning mode, and each angle steel bracket consists of width-direction angle steel, length-direction angle steel and height-direction angle steel.

Further, when the arm frames of the crane arm frames are assembled together, the arm frames are separated by rubber gaskets, the rubber gaskets are tightly bound by rubber sleeve iron wires, the second rubber gaskets are respectively padded on the upper side and the lower side of the arm frame connecting pin shaft of the arm frames for protection, and the rubber sleeve iron wires are arranged for binding and fixing the arm frame chord members.

Further, the binding process of the railing and the wind shield welding piece is as follows: the railing and the wind shield welding piece are overlapped with the railing and the wind shield welding piece, a rubber pad is arranged between the railing and the wind shield welding piece, the rubber pad is arranged at four corners, then the plastic packing belt is used for binding, and meanwhile, the rubber pad is arranged at the corners of the plastic packing belt, the railing and the wind shield welding piece.

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

Further, the binding process of the arm support pull rod is as follows: the cantilever crane pull rod is separated with the cantilever crane pull rod by setting up central location wood piece, bottom and top all set up the edge location wood piece and fix, central location wood piece and edge location wood piece set up on same vertical line, then set up the both ends that the screw rod weldment passed central location wood piece and edge location wood piece, and set up the nut and screw up fixedly, the nut bottom is provided with the flat pad, the upper and lower both sides of central location wood piece all are provided with continuous triangle draw-in groove, one side of edge location wood piece is provided with continuous triangle draw-in groove, central location wood piece and edge location wood piece both ends all are provided with the recess, the screw rod weldment passes the recess and fixes, 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 wood piece.

Further, the binding process of the segments is as follows: the sections are overlapped together, rubber pads are arranged at four corners between the sections, screw weldments are arranged to penetrate through holes of the section transportation process plates, 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 bracket is arranged to support the chord member of the triangular arm support, battens are arranged between the bottom bracket and the chord member to separate, the bottom bracket is arranged to be of a Chinese character 'ji' -shaped structure, and the bottom bracket consists of angle steel in the length direction, angle steel in the width direction, angle steel in the height direction and angle steel in the bottom.

Further, the contact parts of the parts are separated by rubber pads and transparent adhesive tapes, the parts are separated by rubber pads and nylon ties, the steel wire ropes are bound with the power wires of the mechanism by ropes and the nylon ties, the exposed parts of the shafts and the mechanism are covered by plastic films, and the parts are wound and bound by the transparent adhesive tapes.

The invention adopts the technical proposal and has the following technical effects:

according to the invention, the rubber pad is used for replacing a special plastic forming part to serve as a gasket, the cost is reduced, the customized cantilever crane bottom support square tube weldment and angle steel square frame weldment support are used, the cantilever crane overlapping is separated by using no additional support, but is separated by the rubber pad, the maximum speed limit is achieved, the loading size is reduced, the requirements of binding, collision scratch prevention and mutual positioning of tower crane part sleeving loading are met, and the purposes of low material cost, wide applicability, simplicity in processing and manufacturing and easiness in use are realized.

Drawings

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

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

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

Fig. 4 is a cross-sectional view of the present invention with angle brackets supporting the boom.

Fig. 5 is a schematic view of the angle steel bracket structure of the invention.

FIG. 6 is a schematic diagram of the boom of the present invention assembled together.

Fig. 7 is a schematic view of the rail and windshield seam ligating structure of the present invention.

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

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

FIG. 10 is a schematic view of the structure of the edge-locating wood block of the present invention.

FIG. 11 is a schematic view of the structure of the centrally located wood block of the present invention.

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

FIG. 13 is a schematic view of a segment ligating structure of the invention.

Fig. 14 is a schematic view of a binding structure of a triangle arm support according to the present invention.

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

FIG. 16 is a diagram of an example of a long car loading set according to the present invention.

Reference numerals in the drawings: 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, 8-rubber tube iron wire, 9-railing and wind deflector weldment, 10-packing belt, 11-rubber pad, 12-platform, 13-packing belt, 14-rubber pad, 15-screw weldment, 151-round steel, 152-end plate, 16-nut, 17-flat washer, 18-edge positioning wood block, 181-both end groove, 182-triangle clamping groove, 19-arm support pull rod, 20-center positioning wood block, 21-arm support, 22-gasket, 23-section sheet, 24-triangle, 25-batten, 26-bottom support, 261-length direction angle steel, 262-width direction angle steel, 263-height direction angle steel, 264-bottom angle steel, 27-standard section support, 28-standard section support inner sleeve, 29-pull rod sleeve, 30-pull rod sleeve, deck sleeve, and deck sleeve.

Detailed Description

The present invention will be described in further detail with reference to preferred embodiments for the purpose of making the objects, technical solutions and advantages of the present invention more apparent. It should be noted, however, that many of the details set forth in the description are merely provided to provide a thorough understanding of one or more aspects of the invention, and that these aspects of the invention may be practiced without these specific details.

A tower crane loading and binding process is shown in fig. 16, small part iron boxes are adopted for packing, large parts are integrally bound, rubber pads or skids are padded on contact surfaces among the parts, the rubber pads, steel section welding supports and rubber tube sleeving wire spacers are fixed, a standard section frame sleeve of a tower crane is fixed at the front end of a car body deck, a standard section frame inner pull rod sleeve is fixed on the car body deck and is arranged at the rear end of the standard section frame sleeve, the frame sleeve is arranged on the car body deck and is arranged at the rear end of the standard section frame inner pull rod sleeve. In fig. 16, 27 is a standard section rack set, 28 is a standard section rack inner tie rod set, 29 is a section rack set, and 30 is a vehicle body deck.

The rubber gasket, the steel section welding bracket, the rubber tube, the iron wire and other materials are adopted, the contact protection of parts is ensured on the loading sleeve assembly, the damage influence of transportation vibration on the surfaces and the dimensional accuracy of the parts is reduced, and meanwhile, the material applicability is high. The protection cost is reduced by adopting the protection materials such as the rubber gasket, the steel profile welding bracket, the rubber tube, the iron wire and the like.

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

Another alternative bottom support angle bracket is a weldment, which can be substituted for the 3 in fig. 1, as shown in fig. 4, where 1 is a boom, 2 is a rubber pad, and 4 is an angle bracket. As shown in fig. 5, the angle iron bracket structure is composed of angle iron 41 in the width direction, angle iron 42 in the length direction, and angle iron 43 in the height direction. One example is angle steel of specification 4x4, angle steel bracket size 220mm x 380mm.

The arm frames are separated by rubber pads when being assembled together, and are tightly bound by rubber tube sleeving iron wires, a two-dimensional diagram is shown in fig. 6, wherein 5 is the arm frame, 6 is the rubber pad, 7 is the arm frame connecting pin shaft, and 6 is respectively padded on the upper side and the lower side of 7 for protection. 8 is a rubber tube iron wire for binding and fixing the arm frame chord.

The rails, the platforms and the like are bound by plastic packing belts and rubber pads. The railing and windshield weld set is shown in fig. 7, wherein 9 is the railing and windshield weld, 10 is the strapping, and 11 is the rubber pad. The platform suit is shown in fig. 8, wherein 12 is the platform, 13 is the packing belt, and 14 is the 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 locating wood block, 19 is a boom pull rod, 20 is a center locating wood block, and the center locating wood block is shown in fig. 11.

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

The structure of the edge positioning wood block is shown in fig. 10, wherein 181 is a groove at two ends and is used for penetrating through a screw rod; 182 are a plurality of equally sized triangular detents open lengthwise for gripping the tie rod. The construction of the members 20 differs from that of the members 18 in that triangular slots are symmetrically disposed on the upper and lower sides.

The standard segment is penetrated by a screw rod with a baffle welded at the end part, 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 rod with the baffle welded at the end part.

When the arm support with the triangular section is sleeved, the bottom bracket is adopted to support the arm support chord member. The cross-sectional view is shown in fig. 14, wherein 24 is a boom and 25 is a wood strip for separating the bracket and the boom; 26 is a bottom bracket. 26 is a weldment, the structure is shown in fig. 15, wherein 261 is length direction angle steel, 262 is width direction angle steel, 263 is height direction angle steel, 264 is bottom angle steel.

The contact parts of the parts are separated by rubber pads and transparent adhesive tapes, separated by rubber pads and nylon binding tapes, the steel wire ropes are bound with the power wires of the mechanism by ropes and the nylon binding tapes, the exposed parts of the shafts and the mechanism are covered by plastic films, and the exposed parts are wound and bound by the transparent adhesive tapes.

The loading of the front tower crane parts is not carried out by a unified protection process, so that the transport collision scratch and deformation occur. After implementation, the collision protection target is realized. By referring to the prior art, the binding process and material selection are improved, and the purposes of easy use and cost saving are achieved.

The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims

1. A tower crane loading binding process is characterized in that: packing small parts by an iron box, binding large parts integrally, and padding rubber pads or skids on contact surfaces among the parts, wherein the rubber pads, the steel section welding supports and the rubber tube sleeving iron wire pads are fixed through rubber gaskets, and a standard section frame sleeve, a standard section frame inner pull rod sleeve and a crane boom sleeve of the tower crane are all fixed on a vehicle body deck;

the square tube support weldments are transversely arranged, the lifting arm frames are arranged on the square tube support weldments, rubber pads are arranged between the lifting arm frames and the square tube support weldments, each square tube support weldment comprises a square tube, channel steel and angle steel, the channel steel is arranged above two ends of the square tube, the angle steel is fixed on the channel steel, and right-angle openings are oppositely arranged;

the binding process of the crane boom comprises the following steps: two angle steel brackets are arranged at intervals and are opposite to each other, a rubber pad is arranged on each angle steel bracket, and each angle steel bracket consists of width-direction angle steel, length-direction angle steel and height-direction angle steel;

rubber pads are used for spacing when the arm frames of the crane arm frames are assembled together and are tightly bound by rubber sleeve iron wires, the rubber pads are respectively padded on the upper side and the lower side of an arm frame connecting pin shaft of the arm frames for protection, and the rubber sleeve iron wires are arranged for binding and fixing arm frame chords;

the binding process of the railing and the wind shield welding piece is as follows: the railing and the wind shield welding pieces are vertically stacked, rubber pads are arranged between the welding pieces, the rubber pads are arranged at four corners, then the plastic packing belt is used for binding, and meanwhile, the rubber pads are arranged at the contact positions of the plastic packing belt, the railing and the wind shield welding pieces;

the binding process of the platform is as follows: a wood block pad is arranged between the platforms, then a plastic packing belt is used for binding, and a rubber pad is arranged at the contact position of the plastic packing belt and the platform;

the binding process of the arm support pull rod comprises the following steps: the cantilever crane pull rod is separated with the cantilever crane pull rod mutually, the pull rod external member bottom and top all set up the edge location wood piece and fix, central location wood piece and edge location wood piece set up on same vertical face, the upper and lower both sides of central location wood piece all are provided with continuous triangle draw-in groove, one side of edge location wood piece is provided with continuous triangle draw-in groove, central location wood piece and edge location wood piece both ends all are provided with the recess, set up the screw rod weldment and pass the recess and fix, and set up the nut and screw up fixedly, the nut bottom is provided with the flat pad, the screw rod weldment includes round steel and end plate, the end plate welds in one side of round steel, the end plate card is in the recess outside of bottom edge location wood piece.

2. The tower crane loading lashing process according to claim 1, wherein: the binding process of the segment comprises the following steps: the sections are overlapped together, rubber pads are arranged at four corners between the sections, screw weldments are arranged to penetrate through holes of the transportation process plates on the sections, and nuts and gaskets are arranged to be screwed and fixed.

3. The tower crane loading lashing process according to claim 1, wherein: the binding process of the triangular arm support comprises the following steps: the bottom bracket is arranged to support the chord member of the triangular arm support, battens are arranged between the bottom bracket and the chord member to separate, the bottom bracket is arranged to be of a Chinese character 'ji' -shaped structure, and the bottom bracket consists of angle steel in the length direction, angle steel in the width direction, angle steel in the height direction and angle steel in the bottom.

4. The tower crane loading lashing process according to claim 1, wherein: the contact parts of the parts are separated by rubber pads and transparent adhesive tapes, separated by rubber pads and nylon binding tapes, the steel wire ropes are bound with the power wires of the mechanism by ropes and the nylon binding tapes, the exposed parts of the shafts and the mechanism are covered by plastic films, and the exposed parts are wound and bound by the transparent adhesive tapes.