CN217024999U

CN217024999U - Hoisting truss for module house

Info

Publication number: CN217024999U
Application number: CN202220881060.9U
Authority: CN
Inventors: 周军; 王洋; 徐长进; 陈华周; 霸虎; 俞浩; 郭发强
Original assignee: China Construction Science And Industry Co ltd
Current assignee: China Construction Science And Industry Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-07-22
Anticipated expiration: 2032-04-14

Abstract

The utility model belongs to the technical field of building construction auxiliary equipment, and particularly relates to a hoisting truss for a modular building, which comprises an upper chord beam, a lower chord beam and web members, wherein the upper chord beam is provided with a first hoisting piece, and the first hoisting piece is suitable for being connected with a hoisting machine through a hoisting rope; the lower chord beam is provided with at least three second hoisting pieces, the three second hoisting pieces are distributed along the length direction of the lower chord beam, and each second hoisting piece can be respectively connected with two opposite sides of the module house through hoisting ropes; the two ends of the web member are respectively connected with the upper chord beam and the lower chord beam; the web members are provided in plurality, and the plurality of web members are distributed along the length direction of the lower chord beam. The hoisting truss for the module house provided by the utility model has the advantages of uniform stress and small structural deformation degree, and improves the safety and stability in the hoisting process.

Description

Hoisting truss for module house

Technical Field

The utility model belongs to the technical field of house building auxiliary equipment, and particularly relates to a hoisting truss for a modular house.

Background

The modular house is mostly nonstandard size, is overlength, super wide and overweight module usually, adopts general standard container 4 points hoist and mount modes, and the structural deformation is great and the box is unstable in the air, can not satisfy the hoist and mount demand of this type of module. In the existing 4-point hoisting method, hoisting points are generally arranged at the tops of 4 steel columns at the outermost periphery of a module, or the hoisting points are arranged at proper positions according to the size of a standard container and then are structurally reinforced. When the lifting points are arranged at the outermost periphery, the arrangement distance of the lifting points is large, the horizontal included angle of the sling is not easy to control, and the safety and the stability of the lifting are greatly influenced; when the hoisting points are arranged according to the size of a standard container, the structure is difficult to strengthen, the hoisting stress points are few, and the structure deformation is large in the hoisting process.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the defects that the horizontal included angle of the sling cable is difficult to control, the hoisting stress point is few, the structural deformation is large in the hoisting process, and the hoisting safety and stability are easily influenced in the conventional hoisting method.

In order to solve the problems, the utility model provides a hoisting truss for a modular house, which comprises an upper chord beam, a lower chord beam and web members, wherein the upper chord beam is provided with a first hoisting piece, and the first hoisting piece is suitable for being connected with a hoisting machine through a hoisting rope; the lower chord beam is provided with at least three second hoisting pieces, the three second hoisting pieces are distributed along the length direction of the lower chord beam, and each second hoisting piece can be respectively connected with two opposite sides of the module house through hoisting ropes; the two ends of the web member are respectively connected with the upper chord beam and the lower chord beam; the web members are provided in plurality, and the plurality of web members are distributed along the length direction of the lower chord beam.

The hoisting truss for the modular house provided by the utility model has two upper chord beams, the end parts of the two upper chord beams are connected in an included angle, and the two upper chord beams are connected with the lower chord beam through the web members to form a triangular truss.

According to the hoisting truss for the modular house, the lengths of the two upper chord beams are equal.

The hoisting truss for the module house provided by the utility model has two first hoisting pieces, and each upper chord beam is provided with one first hoisting piece.

According to the hoisting truss for the modular house, provided by the utility model, the distances between the included angle of each first hoisting piece and the included angle of the two upper chord beams are equal.

The second hoisting pieces are four in number.

According to the hoisting truss for the modular house, provided by the utility model, one end of the web member is welded with the upper chord beam, and the other end of the web member is welded with the lower chord beam.

According to the hoisting truss for the modular house, provided by the utility model, the first hoisting piece is welded on the top of the upper chord beam.

According to the hoisting truss for the module house, provided by the utility model, the second hoisting piece is welded at the bottom of the lower chord beam.

According to the hoisting truss for the module house, the first hoisting piece and the second hoisting piece respectively comprise hoisting plates and hoisting holes, and the hoisting holes are formed in the hoisting plates and are suitable for being connected with the hoisting ropes.

The utility model has the following advantages:

1. according to the hoisting truss for the modular house, the hoisting truss formed by connecting the upper chord beam, the lower chord beam and the web members is firm and light, and excessive hoisting weight cannot be increased; and the truss has a plurality of stress points and small structural deformation, and the safety and the stability in the hoisting process are ensured. The module house is hoisted along length direction through at least three second hoist and mount piece for interval between the second hoist and mount piece is less, and hoist and mount rope horizontal contained angle is easily controlled, and hoist and mount safety and stability, second hoist and mount piece and module house are all difficult for taking place to warp because of hoist and mount.

2. According to the hoisting truss for the modular house, the two upper chord beams are connected with the lower chord beam through the web members to form the triangular truss, so that the truss is more stable and firm, multi-point hoisting can be realized, the stress points of the truss are more, the stress of the hoisting points is more uniform, the structural deformation of the truss can be reduced, the structure is stable, and the safety and the stability in the hoisting process are ensured.

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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic view of a lifting truss of a modular house in the embodiment.

Fig. 2 is a front view of the first sling of the lifting truss of a modular house in this embodiment.

Fig. 3 is a front view of the second sling of the lifting truss of a modular house in this embodiment.

Fig. 4 is a first schematic diagram of hoisting a modular house in the embodiment.

Fig. 5 is a schematic diagram of hoisting a modular house in this embodiment.

Description of the reference numerals: 1. an upper chord beam; 2. a lower chord beam; 3. a web member; 11. a first hoisting member; 21. a second hoisting member; 4. hoisting a rope; 5. and (4) a modular house.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of 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," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Furthermore, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 5, the embodiment provides a hoisting truss for a modular house, which includes an upper chord beam 1, a lower chord beam 2, and a web member 3, wherein the upper chord beam 1 is provided with a first hoisting member 11, and the first hoisting member 11 is adapted to be connected with a hoisting machine through a hoisting rope 4; the lower chord beam 2 is provided with at least three second hoisting pieces 21, the three second hoisting pieces 21 are distributed along the length direction of the lower chord beam 2, and each second hoisting piece 21 can be respectively connected with two opposite sides of the module house 5 through hoisting ropes 4; two ends of the web member 3 are respectively connected with the upper chord beam 1 and the lower chord beam 2; the web member 3 has a plurality of web members 3, and the plurality of web members 3 are distributed along the length direction of the lower chord member 2.

The hoisting truss formed by connecting the upper chord beam 1, the lower chord beam 2 and the web members 3 is firm and light, and the hoisting weight cannot be increased excessively; and the truss has a plurality of stress points and small structural deformation, and the safety and the stability in the hoisting process are ensured. Module house 5 is hoisted along length direction through at least three second hoist and mount piece 21 for interval between the second hoist and mount piece 21 is less, and 4 horizontal contained angles of hoist and mount rope are easily controlled, and hoist and mount safety and stability, and second hoist and mount piece 21 and module house 5 are all difficult for taking place to warp because of hoist and mount.

In the specific embodiment, three or four or more second hanging pieces 21 are arranged on the lower chord beam 2. A plurality of second sling 21 can be distributed along the top of the bearing beam of the modular house 5, each bearing beam matching one second sling 21. Or, a plurality of second hoisting pieces 21 can also be distributed along the upright of the modular house 5, and one second hoisting piece 21 can be correspondingly arranged above the upright of each modular house 5. Alternatively, the plurality of second sling 21 may be evenly distributed along the length of the lower chord 2. The web members 3 comprise straight web members 3 connected in a plurality of vertical directions and inclined web members 3 arranged in a plurality of inclined directions, one ends of the inclined web members 3 are connected with the lower chord beam 2 and the straight web members 3, the other ends of the inclined web members 3 are connected with the upper chord beam 1 and the adjacent straight web members 3, and one ends of the two adjacent inclined web members 3 are connected.

In this embodiment, the number of the upper chord beams 1 is two, the end portions of the two upper chord beams 1 are connected at an included angle, and the two upper chord beams 1 are connected with the lower chord beam 2 through the web members 3 to form a triangular truss.

The triangular truss formed by connecting the two upper chord beams 1 with the lower chord beam 2 through the web members 3 is more stable and firm, multi-point hoisting can be realized, the stress points of the truss are more, the stress of a hoisting point is more uniform, the structural deformation of the truss can be reduced, the structure is stable, and the safety and the stability in the hoisting process are ensured.

In this embodiment, two the length of upper chord 1 equals, forms the triangle-shaped truss of isosceles triangle-shaped for the atress of hoist and mount truss is more even, and the structure is more firm.

In this embodiment, the number of the first hoisting pieces 11 is two, and one first hoisting piece 11 is arranged on each upper chord beam 1.

In this embodiment, the included angles between each first hoisting piece 11 and the two upper chord beams 1 are equal in distance.

Through the hoisting of two first hoisting pieces 11, the stress of the upper chord beam 1 is dispersed, so that the stress of the upper chord beam 1 is more uniform, and the hoisting machinery is more stable during hoisting. The two upper chord beams 1 are stressed evenly, so that the hoisting truss is prevented from shaking during hoisting.

In this embodiment, said second sling 21 has four.

The 8-point hoisting mode has more stress points, the stress distribution of the hoisting points is uniform, and the deformation degree of the triangular truss structure is smaller.

In this embodiment, one end of the web member 3 is welded to the upper chord member 1, and the other end is welded to the lower chord member 2.

In this embodiment, the first lifting member 11 is welded to the top of the upper chord beam 1.

In this embodiment, the second hanging piece 21 is welded to the bottom of the lower chord beam 2.

In this embodiment, the first hoisting member 11 and the second hoisting member 21 each include a hoisting plate and a hoisting hole, and the hoisting hole is formed in the hoisting plate and adapted to be connected to the hoisting rope 4. The hoisting rope 4 passes through the hoisting hole to be connected with the hoisting plate, and the connection is stable.

As an alternative embodiment, the first hanger 11 and the second hanger 21 may be hooks.

By adopting the technical scheme, after the moving process of the module house 5 is finished, the triangular truss is lifted by the hoisting machinery only by detaching the hoisting ropes 4 of the triangular truss from the beam of the module house 5. Therefore, transportation of the module house is realized, and the safety and stability of the module house 5 in the hoisting process are improved.

In particular, in one embodiment, the modular house 5 to be hoisted is 17.4 meters long, 3.9 meters wide, 3.3 meters high and 35 tons of total weight. In order to prevent the problems of uneven stress, overlarge deformation and the like of the module house 5 in the hoisting process, the triangular truss is provided in the embodiment, and eight-point hoisting of the module house 5 is realized through the triangular truss. During hoisting, the position of the main hook of the hoisting machinery and the gravity centers of the hoisting truss and the module house 5 coincide in the vertical direction. The lower chord 2 of the triangular truss is made of Q235B steel of HW250 × 250 × 9 × 14 gauge, the upper chord 1 and the web members 3 are made of Q235B steel of RHS300 × 200 × 14 gauge, and the total weight of the triangular truss is about 7.345 t.

After the module house 5 is finished, the maximum dead weight is 35 tons, the dead weight of the hoisting truss is deducted by 5.4 tons, the additional dead load is uniformly applied to the bottom of the hoisting truss in a linear load mode, and the linear load value is 8.51 KN/m. Through checking calculation, the maximum deformation of the module house 5 is about 3mm, the maximum deformation of the hoisting truss is about 2mm, and the hoisting requirement is met. The stress ratio of the rod piece is less than 1, and the design requirement is met.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims

1. A hoist and mount truss of module house which characterized in that includes:

the upper chord beam (1) is provided with a first hoisting piece (11), and the first hoisting piece (11) is suitable for being connected with hoisting machinery through a hoisting rope (4);

the lower chord beam (2) is provided with at least three second hoisting pieces (21), the three second hoisting pieces (21) are distributed along the length direction of the lower chord beam (2), and each second hoisting piece (21) can be respectively connected with two oppositely arranged sides of the modular house (5) through a hoisting rope (4);

the two ends of the web member (3) are respectively connected with the upper chord beam (1) and the lower chord beam (2); the web members (3) are arranged in a plurality, and the web members (3) are distributed along the length direction of the lower chord beam (2).

2. The hoisting truss for the modular house according to claim 1, characterized in that the number of the upper chords (1) is two, the ends of the two upper chords (1) are connected with an included angle, and the two upper chords (1) are connected with the lower chords (2) through the web members (3) to form a triangular truss.

3. Hoisting truss for modular housing as claimed in claim 2, characterized in that the length of the two upper chords (1) is equal.

4. Hoisting truss of a modular house according to claim 2 or 3, characterized in that said first hoisted piece (11) is two, one said first hoisted piece (11) being provided on each said upper string (1).

5. The hoisting truss for modular houses according to claim 4, wherein each of the first hoisting members (11) has an equal distance from the two upper chords (1).

6. Hoisting truss for a modular house according to any of the claims 1-3, 5, characterized in that said second hoisting member (21) has four.

7. Hoisting truss for modular house according to any of the claims 1-3, 5, characterized in that the web members (3) are welded to the upper chord member (1) at one end and to the lower chord member (2) at the other end.

8. Hoisting truss for a modular house according to any of the claims 1-3, 5, characterized in that the first hoisting member (11) is welded on top of the upper chord (1).

9. Hoisting truss for a modular house according to any of the claims 1-3, 5, characterized in that the second hoisting member (21) is welded to the bottom of the lower chord (2).

10. Hoisting truss for modular house according to any of the claims 1-3, 5 characterized in that the first hoisting member (11) and the second hoisting member (21) each comprise a hoisting plate and a hoisting hole, the hoisting hole being provided in the hoisting plate and adapted to be connected with the hoisting rope (4).