CN211569841U

CN211569841U - Independent hoisting type novel lengthening section

Info

Publication number: CN211569841U
Application number: CN201922310233.2U
Authority: CN
Inventors: 刘凯; 赵庆利; 戴祥福
Original assignee: Xuzhou Heavy Machinery Co Ltd
Current assignee: Xuzhou Heavy Machinery Co Ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-25
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a novel extension festival of independent hoist and mount formula, including the extension festival, the tip of extension festival is equipped with two sets of risers, is equipped with a set of first pulley at least between two sets of riser upper portions, is equipped with a set of second pulley between two sets of riser lower parts at least, first pulley is established on the axle center of difference with the second pulley, the extension festival is equipped with the hangers that wire rope connects, be equipped with the bracing piece that prevents the second pulley and touch to the earth on the extension festival, to the great extension festival in cross-section, through increasing two sets of fixed pulley devices, make normal big small and big radial pulley use on the extension festival, can realize hoist and mount, can realize the multiple rate design through increasing pulley quantity.

Description

Independent hoisting type novel lengthening section

Technical Field

The utility model relates to a novel extension festival of independent hoist and mount formula belongs to hoist device technical field.

Background

The extension section is truss-like structural style, and both ends are connected with adjacent arm section through four joints respectively, and extension section self does not possess the hoist and mount function, only has the arm section that has the hoist and mount pulley at extension section tip installation could realize the hoist and mount, and among the prior art, there is not independent hoist and mount function in the extension section, only can realize lifting the weight through increasing special hoist device at the arm end. The split charging of the lengthened section and the hoisting device is completed on the ground, and then the installation of the lengthened section is completed by the matching of auxiliary hoisting equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome among the prior art need accomplish earlier extension festival and hoist device partial shipment on ground, then accomplish the not enough of extension festival installation by the cooperation of supplementary lifting device, provide a novel extension festival of independent hoist and mount formula.

The utility model provides a novel extension festival of independent hoist and mount formula, includes the extension festival, the tip of extension festival is equipped with two sets of risers, is equipped with a set of first pulley at least between two sets of riser upper portions, is equipped with a set of second pulley at least between two sets of riser lower parts, first pulley is established on the axle center of difference with the second pulley, the extension festival is equipped with the hangers that wire rope connects, be equipped with the bracing piece that prevents the second pulley and touch to the ground on the extension festival.

Preferably, the lengthened section consists of four main chords, and a plurality of groups of web members are arranged between every two adjacent main chords.

Preferably, joints are arranged at two ends of the main chord.

Preferably, a rib plate is arranged between two horizontally adjacent web members.

Preferably, the vertical plate is connected with the lengthened section through a web member.

Preferably, rib plates are arranged on the side parts of the vertical plates.

Compared with the prior art, the utility model discloses the beneficial effect who reaches:

1. the lengthened section can be directly hoisted after being butted with the crane boom, a set of hoisting device is omitted, and one-time ground split charging is omitted;

2. the lengthened section which is hoisted independently can meet the requirement of multiple hoisting, and the hoisting capacity is larger;

3. under keeping original extension festival function prerequisite, to the great extension festival in cross-section, through increasing two sets of fixed pulley devices, make the radial pulley of normal size use on the extension festival, can realize hoist and mount, can realize the multiple rate design through increasing pulley quantity.

Drawings

FIG. 1 is a schematic view of a single-double-rate pulley of the present invention;

FIG. 2 is a side view of the single-double multiplying-power pulley of the present invention;

FIG. 3 is a schematic view of the hanging weight of the lengthened section of the present invention;

FIG. 4 is a sectional view of the end of the elongated section of the present invention;

FIG. 5 is a schematic view of the multi-ratio pulley hoist of the present invention;

fig. 6 is a side view of the multi-ratio pulley hoist of the present invention.

In the figure: 1. a main chord; 2. a web member; 3. a joint; 4. a vertical plate; 5. a rib plate; 6. a first pulley; 7. a second pulley; 8. a support bar; 9. a wire rope; 10. hanging a lug; 11. a weight; 12. and (5) lengthening the section.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

As shown in fig. 1-6, a novel independent hoisting type lengthening section is disclosed, which comprises a lengthening section 12, wherein the lengthening section 12 is composed of four main chords 1, the four main chords 1 are used as four edges of the overall structure of the lengthening section 12, and multiple groups of web members 2 are arranged between every two adjacent main chords 1 to form four faces. The end part of the lengthened section 12 is provided with two groups of vertical plates 4, after the vertical plates 4 are positioned, the pulley holes of the first pulley 6 and the second pulley 7 are positioned, and the specific positioning is shown in fig. 4. As shown in fig. 4 and 5, the pulley combination has a plurality of combination forms, so that the multi-rate working condition can be realized. The structure in fig. 4 can realize single and double multiplying power, and in fig. 5, six multiplying power of 1-6 can be realized. The space between two groups of vertical plates 4 is used for installing pulleys, at least one group of first pulleys 6 is arranged between the upper parts of the two groups of vertical plates 4, at least one group of second pulleys 7 is arranged between the lower parts of the two groups of vertical plates 4, the first pulleys 6 and the second pulleys 7 are arranged on different axes, the first pulleys 6 are arranged on the upper sides of the second pulleys 7, the second pulleys 7 are arranged on the front sides of the first pulleys 6, and the specific staggered size is determined according to the cross section size of the lengthened section. The extension section 12 is provided with a hanging lug 10 connected with a steel wire rope 9, one end of the steel wire rope 9 is connected with the hanging lug 10, then a heavy object 11 is hung, the heavy object passes through the second pulley 7 and is connected with a winch on the rotary table through the first pulley 6, as shown in fig. 5, a supporting rod 8 for preventing the second pulley 7 from touching the ground is arranged on the extension section 12, and the supporting rod 8 is arranged at the bottom of the extension section 12 and is fixedly connected to the main chord 1.

As shown in fig. 1, in this embodiment, in order to increase the versatility of the extension joint 12, joints 3 are provided at two ends of the main chord 1, and the joints are connected to the main chord 1 by welding.

As shown in fig. 4 and 6, in the present embodiment, rib plates 5 are disposed on the side portions of the vertical plates 4, and a rib plate 5 is disposed between two horizontally adjacent web members 2, so as to increase the firmness between two adjacent web members 2, and further to make the extension section 12 integrally firm.

In the present embodiment, as shown in fig. 2, the vertical plate 4 and the extension section 12 are connected by a web member 2.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a novel extension festival of independent hoist and mount formula, its characterized in that, includes extension festival (12), the tip of extension festival (12) is equipped with two sets of risers (4), is equipped with a set of first pulley (6) at least between two sets of risers (4) upper portion, is equipped with a set of second pulley (7) at least between two sets of risers (4) lower parts, establish on the axle center of difference first pulley (6) and second pulley (7), extension festival (12) are equipped with hangers (10) that wire rope (9) are connected, be equipped with bracing piece (8) that prevent second pulley (7) to ground contact on extension festival (12).

2. The novel independent hoisting type elongated joint as claimed in claim 1, wherein the elongated joint (12) is composed of four main chords (1), and a plurality of groups of web members (2) are arranged between adjacent main chords (1).

3. The novel independent hoisting type lengthened joint as claimed in claim 2, wherein joints (3) are arranged at two ends of the main chord (1).

4. The novel independent hoisting type lengthened joint as claimed in claim 2, wherein a rib plate (5) is arranged between two horizontally adjacent web members (2).

5. The novel independent hoisting type elongated joint as claimed in claim 1, wherein the vertical plate (4) is connected with the elongated joint (12) through a web member (2).

6. The novel independent hoisting type lengthened joint as claimed in claim 1, wherein a rib plate (5) is arranged on the side of the vertical plate (4).