CN212076230U - Wind power tower crane frame - Google Patents

Abstract

The utility model relates to the field of tower crane equipment, in particular to a wind power tower crane frame set, which comprises two single-piece trusses arranged in parallel and chords respectively arranged at the upper ends of the single-piece trusses, wherein a detachable web member connecting set frame body is respectively arranged between the two single-piece trusses and between the chords; the single-piece truss is of an integral structure and comprises main chords, a jacking upper cross beam vertically and fixedly connected between the two main chords and an inclined web member obliquely and fixedly connected between the two main chords, wherein the chord member is arranged at the upper ends of the main chords; the periphery of the sleeve frame body is provided with four layers of ladder platforms, wherein the second layer of ladder platforms are detachable platforms and comprise two second platforms which are symmetrically distributed on two sides of the sleeve frame and a first platform which is connected between the two second platforms, the wind power tower crane sleeve frame is convenient to detach, and the transition efficiency is high.

Description

Wind power tower crane frame

Technical Field

The utility model relates to a tower machine equipment field especially relates to a wind-powered electricity generation tower machine cover frame.

Background

The sleeve frame is an important component of the tower crane and is a device for jacking and connecting the tower crane and climbing by itself. During jacking, the sleeve frame is sleeved outside a tower body formed by standard sections of the tower crane, and jacking operation is completed by a hydraulic oil cylinder pump station and a jacking beam device on the sleeve frame. Typically, tower crane pylons are designed as rectangular, unitary truss structures.

With the hot tide of domestic wind power construction, the tower crane gradually shows unique advantages in wind power construction. Meanwhile, hoisting of the wind power fan brings a series of new challenges, such as large hoisting weight, high installation height, small hoisting field, high efficiency of dismounting and transition requirements and the like. In order to meet the design requirement that the size of a wind power tower crane is large, the size of a sleeve frame designed according to a conventional sleeve frame is over-limited, and transportation and transition difficulties are brought. The main points are as follows: the existing tower crane frame is usually designed into a rectangular integral truss structure, while the integral frame is only suitable for a small-sized tower crane, and the size of the large-sized tower crane frame is bound to exceed the limit, which brings difficulty in transportation and even incapability of transporting a construction site; still some tower machine box framves design into all chord member and web members and all break up, through bolt or round pin hub connection, this kind of formula box frame that looses entirely, though can break up the transportation, because the similar kind of web member specification is more usually, the installation group need the serial number to distinguish when assembling, and the dismouting all needs a large amount of bolts of dismouting or round pin axle at every turn, wastes time and energy and changes a lot of inefficiency.

Disclosure of Invention

An object of the utility model is to provide a wind-powered electricity generation tower machine cover frame to solve among the prior art integral cover frame full formula cover frame or have large-scale tower machine cover frame size transfinite transportation difficulty, break up the transportation and transition inefficiency problem that wastes time and energy.

In order to solve the problem, the utility model relates to a wind-powered electricity generation tower machine set frame adopts following technical scheme:

a wind power tower crane frame set comprises two single-piece trusses arranged in parallel and chords respectively arranged at the upper ends of the single-piece trusses, wherein a set frame body is formed by connecting the two single-piece trusses and the chords through detachable web members; the single-piece truss is of an integral structure and comprises main chords, a jacking upper cross beam vertically and fixedly connected between the two main chords and an inclined web member obliquely and fixedly connected between the two main chords, wherein the chord member is arranged at the upper ends of the main chords; the periphery of the jacket frame body is provided with four layers of ladder platforms, wherein the second layer of ladder platforms are detachable platforms and comprise two second platforms which are symmetrically distributed on two sides of the jacket frame body and a first platform which is connected between the two second platforms.

In the wind power tower crane sleeve frame, the single truss is an integral truss integrally and fixedly welding the main chord, the jacking upper cross beam and the inclined web member.

The wind power tower crane sleeve frame is characterized in that the detachable web members comprise detachable cross web members and detachable diagonal web members, the detachable diagonal web members are obliquely connected between two adjacent main chords/chords, and the detachable cross web members are horizontally connected between two adjacent main chords/chords.

The cross section of the detachable cross web member is in an I shape, the detachable web plate comprises a supporting wing plate, a connecting wing plate and an intermediate web plate vertically connected between the two wing plates, bolt holes corresponding to the main strings/chords are formed in the connecting wing plate, and the connecting wing plate is connected with the main strings/chords through bolts, so that the supporting wing plate is located on the outer side of the main strings/chords.

In the wind power tower crane sleeve frame, the lower end face flange of the chord member is connected with the upper end face flange of the main chord through the hinged hole bolt respectively.

The wind power tower crane sleeve frame is characterized in that a chamfering positioning pin is vertically machined at the center of the upper end face flange of the chord member, and the chamfering positioning pin and the upper end face flange of the chord member are of an integrated structure.

The utility model has the advantages as follows:

1. the utility model discloses a wind-powered electricity generation tower machine cover frame will dismantle the part integration of comparatively complicated monolithic truss for a whole dismouting, reduces and dismantles work load, improves transition efficiency. Meanwhile, the jacking upper cross beam with the largest stress in the whole set frame is integrally integrated in the single-piece truss, so that the stress is safer and more reliable.

2. Can dismantle horizontal web member, can dismantle oblique web member, adopt numerical control to weld whole bore hole preparation after respectively, can guarantee every can dismantle and can replace at will between the horizontal web member, can replace at will between every can dismantling oblique web member, need not the serial number installation, can improve the installation effectiveness.

3. The detachable cross web members are positioned outside the string rods of the sleeve frame, and when the sleeve frame is laid on the ground in the dismounting process, the protruded detachable cross web members can play a role of supporting the sleeve frame for a sleeper.

4. The flange on the upper end face of the chord member is provided with the positioning pin with the chamfer, so that the transition joint on the upper part of the sleeve frame can be quickly and easily connected with the sleeve frame in place during hoisting in the air, the mounting efficiency of the transition joint and the sleeve frame is improved beneficially, and the positioning pin can resist the shearing force caused by the torsion of the upper part.

5. The utility model discloses a set frame ladder platform can carry out multiple dismouting combination, optimizes and is suitable for more use scenes, and the maximize improves the efficiency of transition under the various circumstances of transition. When the platform is transported in a transition place in a short-distance field, only the first platform can be detached according to the actual road condition, the second platform is kept for transportation, and the first platform and the second platform are detached for transportation simultaneously. When the transportation is carried out on long-distance highway, the sleeve frame platform and the sleeve frame structure can be completely disassembled to meet the requirement of non-overrun transportation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

Fig. 2 is a schematic structural view of a single-piece truss.

Fig. 3 is a schematic structural view of a chord.

Figure 4 is a schematic view of a ladder platform configuration.

FIG. 5 is a schematic view of a chamfered positioning pin.

Fig. 6 is a front view of the detachable cross web member.

Fig. 7 is a top view of the removable cross web member.

Fig. 8 is a side view of the detachable cross web member.

Fig. 9 is a front view of the detachable diagonal web member.

Fig. 10 is a side view of a detachable diagonal web member.

The reference numbers in the figures illustrate: 1-chord member, 2-single truss, 21-main chord, 22-jacking upper cross beam, 23-diagonal web member, 3-detachable cross web member, 31-supporting wing plate, 32-connecting wing plate, 33-middle web plate, 4-detachable diagonal web member, 5-chamfering positioning pin, 6-first platform and 7-second platform.

Detailed Description

In order to make the technical purpose, technical solution and advantageous effects of the present invention clearer, the technical solution of the present invention is further described below with reference to the accompanying drawings and specific embodiments.

Example 1:

a wind power tower crane frame set is shown in figures 1-10 and comprises a single-piece truss 2, a chord member 1, a detachable cross web member 3, a detachable inclined web member 4 and a ladder platform, wherein the single-piece truss 2 is an integral welding structure and comprises two main chords 21, the jacking upper cross beam 22 is horizontally welded at the position close to the upper ends of the two main chords, connects the two main chords 21 into a whole, and simultaneously for further reinforcement, the inclined web members 23 are connected between the two main chords 21, all the inclined web members 23 in the single-piece truss 2 are fixed in the single-piece truss in a welding mode, so that the single-piece truss is an integral truss integrally welded with the main chords 21, the jacking upper cross beam 22 and the inclined web members 23, the firmness of the single-piece truss 2 is ensured, meanwhile, compared with the whole set frame, the whole single-piece truss 2 is greatly reduced in size, so that the size of the whole single-piece truss can be transported as a component without exceeding the limit.

The two single-piece trusses 2 are arranged in parallel, and the top ends of the main chords 21 of the single-piece trusses are respectively provided with the chord members 1. The lower end face flange of the chord member 1 is connected with the upper end face flange of the main chord 21 through the hinged hole bolts, so that the upper flange of the main chord 21 of the single-piece truss is connected with the lower end face flange of the chord member 1 through the four hinged hole bolts to form two large single pieces. In addition, all connect through dismantling the web member between two monolithic trusses 2, perhaps between two chord member 1, and then organize the complete set support body jointly with dismantling the web member with two big monolithic that parallel was put. The detachable web members comprise detachable cross web members 3 and detachable diagonal web members 4, the detachable diagonal web members 4 are obliquely connected between two adjacent main chords 21 or between two adjacent chords 1 and 21, the detachable cross web members 3 are horizontally connected between two adjacent main chords 21 or between two adjacent chords 1 and 21, and two large single pieces are parallelly placed and connected through the detachable cross web members 3 and the detachable diagonal web members 4 to form the frame body structure.

Four layers of ladder platforms are installed on the periphery of the jacket body, wherein the second layer of ladder platform needs to be placed with the largest hydraulic pump station size, so in the embodiment, the second layer of ladder platform is designed to be a detachable platform and comprises two second platforms 7 symmetrically distributed on two sides of the jacket body and a first platform 6 connected between the two second platforms. During transit transportation in a short-distance yard, only the first platform 6 can be detached and the second platform 7 can be reserved for transportation according to actual road conditions, or the first platform 6 and the second platform 7 can be detached for transportation at the same time. During long-distance road transportation, the first platform 6, the second platform 7 and the sleeve frame structure can be completely disassembled (the single-piece truss 2 is still an integral structure) so as to meet the requirement of non-overrun transportation.

Example 2: the difference between the wind power tower crane frame of the embodiment and the embodiment 1 is mainly explained.

In order to avoid directly laying the jacket frame body on the ground in the dismounting process, in the embodiment, the cross section of the detachable cross web member 3 is designed to be in an i shape, as shown in fig. 6-8, the detachable cross web member 3 comprises a support wing plate 31, a connection wing plate 32 and an intermediate web plate 33 vertically connected between the two wing plates, bolt holes corresponding to the main strings/chords are formed in the connection wing plate 32, the connection wing plate 32 is connected with the main strings/chords through bolts, so that the support wing plate 31 is positioned on the outer side of the main strings/chords, and when the jacket frame is integrally laid on the ground in the dismounting process, the protruding detachable cross web member 3 can play a role of a sleeper supporting jacket frame, so that the jacket frame body is protected on one hand, and the transportation and the transfer are facilitated.

Example 3: the difference between the wind power tower crane frame of the embodiment and the embodiment 1 is mainly explained.

As shown in fig. 5, the central position of the upper end face flange of the chord member 1 is vertically processed with the chamfering positioning pin 5, the chamfering positioning pin 5 and the upper end face flange of the chord member 1 are integrally processed to form a cutting structure, the chamfering positioning pin 5 is used for being connected with a transition joint of an upper structure of a tower crane, the transition joint on the upper portion of the jacket frame is quickly and accurately in place with the jacket frame when the jacket frame is hoisted in the air, and meanwhile, the chamfering positioning pin 5 can resist shearing force caused by upper portion torsion, so that the safety is higher.

Finally, it should be noted that: the above-mentioned embodiments are only used for illustrating but not limiting the technical solution of the present invention, but the protection scope of the present invention is not limited thereto, and any equivalent replacement and modification or partial replacement that do not depart from the spirit and scope of the present invention should be covered within the protection scope of the present invention.

Claims (6)

1. A wind-powered electricity generation tower machine cover frame which characterized in that: the truss comprises two single-piece trusses arranged in parallel and chords respectively arranged at the upper ends of the single-piece trusses, wherein a complete set of frame bodies are respectively connected and assembled between the two single-piece trusses and between the chords through detachable web members; the single-piece truss is of an integral structure and comprises main chords, a jacking upper cross beam vertically and fixedly connected between the two main chords and an inclined web member obliquely and fixedly connected between the two main chords, wherein the chord member is arranged at the upper ends of the main chords; the periphery of the jacket frame body is provided with four layers of ladder platforms, wherein the second layer of ladder platforms are detachable platforms and comprise two second platforms which are symmetrically distributed on two sides of the jacket frame and a first platform which is connected between the two second platforms.

2. The wind power tower crane jacket frame according to claim 1, characterized in that: the single-piece truss is an integral truss integrally welded with the main chord, the jacking upper cross beam and the inclined web members.

3. The wind power tower crane jacket frame according to claim 1, characterized in that: the detachable web member comprises a detachable cross web member and a detachable inclined web member, the detachable inclined web member is obliquely connected between two adjacent main strings/chords, and the detachable cross web member is horizontally connected between two adjacent main strings/chords.

4. The wind power tower crane frame set according to claim 3, characterized in that: the cross section of the detachable cross web member is I-shaped, the detachable web plate comprises a supporting wing plate, a connecting wing plate and an intermediate web plate vertically connected between the two wing plates, bolt holes corresponding to the main strings/chords are formed in the connecting wing plate, and the connecting wing plate is connected with the main strings/chords through bolts, so that the supporting wing plate is located on the outer side of the main strings/chords.

5. The wind power tower crane jacket frame according to claim 1, characterized in that: and the lower end face flange of the chord member is connected with the upper end face flange of the main chord through a hinged hole bolt respectively.

6. The wind power tower crane jacket frame according to claim 1, characterized in that: the center position of the upper end face flange of the chord member is vertically processed with a positioning pin with a chamfer, and the positioning pin with the chamfer and the upper end face flange of the chord member are of an integrated structure.

Images