Lower suspension beam mounting and fixing device

Abstract

The invention provides a lower suspension beam mounting and fixing device. The device comprises a lower suspension beam penetrating and fixing assembly with an opening in one end; the fixed supporting plate is arranged at the closed end of the lower cantilever penetrating and fixing assembly. The hoisting beam is arranged and connected to the lower suspension beam penetrating and fixing assembly. Only the upper and lower cantilevers need to be placed on the lower cantilever insertion fixing assembly, the lower cantilevers can completely extend into the mounting part during insertion, a chain block is not needed, one section of lower cantilever can be fixed to each of the two ends of the device, and after insertion of one section of lower cantilever is completed, a ground worker pulls a rope to conduct steering insertion of the other section of lower cantilever, so that the construction efficiency is greatly improved, and the cost is saved; and the device can be repeatedly used, and can be adjusted according to field requirements.

Description

Technical Field

[0001] The present invention relates to the technical field of building construction, and in particular, to a device for installing and fixing a cantilever beam. Background Art

[0002] A cantilever beam refers to a beam suspended below a support structure and is usually used to support equipment, pipelines, suspended ceilings or other loads. Its main feature is that the beam body is located below the support point and is fixed to the upper structure through suspenders, bolts or other connecting members.

[0003] The traditional method for installing and fixing a cantilever beam uses a winch dragging method, which is slow, inefficient and unsafe, and it takes fifteen to twenty minutes for one installation; secondly, a crane directly binds the cantilever beam for insertion. Workers need to use a chain block to drag the cantilever beam to the installation position, and then unbind the steel wire rope at a high altitude, which is unsafe and slow. Summary of the Invention

[0004] In view of this, the present invention proposes a device for installing and fixing a cantilever beam, aiming to solve the problems of slow speed, low efficiency and insecurity in the existing method of installing and fixing a cantilever beam using a winch dragging method.

[0005] The present invention proposes a device for installing and fixing a cantilever beam, which includes: a cantilever beam insertion and fixing assembly with one end open, used to carry the cantilever beam so that the cantilever beam can be inserted into the cantilever beam insertion and fixing assembly; a fixed support plate, arranged at the closed end of the cantilever beam insertion and fixing assembly, used to fixedly support the cantilever beam. The cantilever beam is inserted into the cantilever beam insertion and fixing assembly or fixed on the fixed support plate, or two cantilever beams are respectively inserted into the cantilever beam insertion and fixing assembly and fixed on the fixed support plate; a lifting beam, arranged and connected to the cantilever beam insertion and fixing assembly, used for lifting to lift the cantilever beam insertion and fixing assembly and the cantilever beam inserted and fixed in the cantilever beam insertion and fixing assembly.

[0006] Further, in the above-mentioned device for installing and fixing a cantilever beam, the cantilever beam insertion and fixing assembly includes: a fixed support member, which is provided with a support insertion cavity with one end open, so that the cantilever beam can be inserted into the support insertion cavity; a top limiting member, which is inserted through the top wall of the support insertion cavity in a position-adjustable manner along the thickness direction of the fixed support member, used to adjust the length of the top limiting member placed in the support insertion cavity, to adapt to cantilever beams of different heights, so as to limit the top wall of the cantilever beam, such that the cantilever beam is clamped between the bottom wall of the support insertion cavity and the bottom end of the top limiting member.

[0007] Further, for the above-mentioned lower suspension beam installation and fixing device, the fixed support member includes: two support beams arranged side by side and oppositely, and each of the support beams is provided with a support groove; an upper connecting member and a lower connecting member, the two ends of the upper connecting member are respectively connected to the upper connecting plates of the two support beams, and the two ends of the lower connecting member are respectively connected to the lower connecting plates of the two support beams, so as to form a support insertion cavity surrounded between the two support beams.

[0008] Further, for the above-mentioned lower suspension beam installation and fixing device, the upper connecting member and / or the lower connecting member is a telescopic structure for adjusting the width of the support insertion cavity.

[0009] Further, for the above-mentioned lower suspension beam installation and fixing device, one end of the two support beams is provided with a sealing plate, which is respectively connected to the two support beams to seal the support insertion cavity.

[0010] Further, for the above-mentioned lower suspension beam installation and fixing device, the support beam is a C-shaped steel or an I-shaped steel.

[0011] Further, for the above-mentioned lower suspension beam installation and fixing device, the hoisting beam is an I-shaped steel beam.

[0012] Further, for the above-mentioned lower suspension beam installation and fixing device, the top of the hoisting beam is provided with a lifting lug.

[0013] Further, for the above-mentioned lower suspension beam installation and fixing device, the lifting lug is provided with a lifting hole.

[0014] Further, for the above-mentioned lower suspension beam installation and fixing device, the fixed support plate is provided with installation holes for connecting the fixed holes on the lower suspension beam through bolts.

[0015] For the lower suspension beam installation and fixing device provided by the present invention, only need to place the lower suspension beam on the lower suspension beam insertion and fixing assembly. When inserting, the lower suspension beam can all extend into the installation part without using a chain block. This device can also fix a section of the lower suspension beam at both ends respectively. After one root is inserted, the ground personnel can pull the rope to turn and insert the other section of the lower suspension beam, which greatly improves the construction efficiency, saves costs, is safe, and this device can be reused and adjusted according to the on-site needs. This device also has the following effects: 1. The installation and insertion of the lower suspension beam are fast; 2. It is safer than the traditional method; 3. Greatly save labor and mechanical costs; 4. The efficiency is increased by 2-3 times; 5. It can safely carry out insertion operations above 15 meters; 6. The on-site production is simple, and the materials and specifications are diverse. Description of the Drawings

[0016] By reading the following detailed description of the preferred embodiments, various other advantages and benefits will become apparent to those of ordinary skill in the art. The drawings are only for the purpose of illustrating the preferred embodiments and are not considered to be a limitation of the present invention. Also, throughout the drawings, the same reference numerals are used to represent the same components. In the drawings: Figure 1 The front view of the lower suspension beam mounting and fixing device provided by the embodiment of the present invention; Figure 2 The structural schematic diagram of the lower suspension beam mounting and fixing device provided by the embodiment of the present invention. Specific embodiments

[0017] Hereinafter, the exemplary embodiments of the present disclosure will be described in more detail with reference to the drawings. Although the exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided so that the present disclosure can be more thoroughly understood and the scope of the present disclosure can be fully conveyed to those skilled in the art. It should be noted that, without conflict, the embodiments in the present invention and the features in the embodiments can be combined with each other. Hereinafter, the present invention will be described in detail with reference to the drawings and in combination with the embodiments.

[0018] See Figures 1 to 2 , which shows the preferred structure of the lower suspension beam mounting and fixing device provided by the embodiment of the present invention. As shown in the figure, the device includes: a lower suspension beam insertion and fixing assembly 1, a fixed support plate 2, and a lifting beam 3.

[0019] The lower suspension beam insertion and fixing assembly 1 is used to carry the lower suspension beam (not shown in the figure) so that the lower suspension beam can be inserted into the lower suspension beam insertion and fixing assembly 1. Specifically, the lower suspension beam insertion and fixing assembly 1 can support the lower suspension beam, and the end of the lower suspension beam can be inserted into the lower suspension beam insertion and fixing assembly 1 to support and fix the lower suspension beam through the lower suspension beam insertion and fixing assembly 1. Among them, the lower suspension beam is of an I-shaped structure or other structures.

[0020] The fixed support plate 2 is arranged at the closed end of the lower suspension beam insertion and fixing assembly 1 (such as Figure 1 the right end shown in the figure) for fixedly supporting the lower suspension beam. The lower suspension beam is inserted into the lower suspension beam insertion and fixing assembly 1 or fixed on the fixed support plate 2, or two lower suspension beams are respectively inserted into the lower suspension beam insertion and fixing assembly 1 and fixed on the fixed support plate 2.

[0021] Specifically, the device can support and fix a cantilever beam to hoist the end of a cantilever beam. It can also hoist the two ends of two cantilever beams simultaneously. When hoisting one cantilever beam, it can be fixed in one of two ways, either inserted into the cantilever beam insertion and fixing component 1 or fixedly installed at the end on the fixed support plate 2. When hoisting two cantilever beams simultaneously, the end of one cantilever beam can be inserted into the cantilever beam insertion and fixing component 1, and the end of the other cantilever beam can be fixedly installed on the fixed support plate 2, so as to hoist the ends of the two cantilever beams simultaneously through this device. In this embodiment, the fixed support plate 2 is provided with mounting holes 21 for connecting to the fixed holes on the cantilever beam through bolts, that is, the web structure of the cantilever beam is provided with fixed holes for installation and fixation. The fixed holes on the web structure of the cantilever beam can be fixed to the mounting holes 21 through bolts to achieve the fixation of the cantilever beam, and then drive the cantilever beam to be hoisted and displaced.

[0022] The hoisting beam 3 is arranged and connected to the cantilever beam insertion and fixing component 1 for hoisting to hoist the cantilever beam insertion and fixing component 1 and the cantilever beam inserted and fixed therein. Specifically, the hoisting beam 3 is arranged and connected to the top wall of the cantilever beam insertion and fixing component 1 for connecting and hoisting the hoisting beam 3, thereby realizing the hoisting of the entire device and thus realizing the hoisting and displacement of the fixedly installed cantilever beam. In this embodiment, the top of the hoisting beam 3 is provided with lifting lugs 31, and there can be two lifting lugs 31, which are respectively arranged at both ends of the hoisting beam 3. The lifting lugs 31 can also be provided with lifting holes 311 for easy hoisting. Among them, the hoisting beam 3 can be an I-shaped steel beam or other steel beam structures, and there is no limitation on it in this embodiment; the lifting lugs 31 can be made of 16 mm thick steel plates.

[0023] Continue to refer to Figure 1 and Figure 2 , the cantilever beam insertion and fixing component 1 includes: a fixed support member 11 and a top limiting member 12; wherein, the fixed support member 11 is provided with a support insertion cavity 111 with an opening at one end (such as the left end shown in Figure 2 ), so that the cantilever beam can be inserted into the support insertion cavity 111; the top limiting member 12 is inserted through the top wall of the support insertion cavity 111 in a position-adjustable manner along the thickness direction of the fixed support member 11 (such as the vertical direction shown in Figure 1 ) for adjusting the length of the top limiting member 12 placed in the support insertion cavity 111 to adapt to cantilever beams of different heights, and for limiting the top wall of the cantilever beam, so that the cantilever beam is clamped between the bottom wall of the support insertion cavity 111 and the bottom end of the top limiting member 12.

[0024] Specifically, the fixed support member 11 has a support insertion cavity 111 with an open left end for carrying the cantilever beam, enabling the cantilever beam to be inserted into the support insertion cavity 111 from the open end of the support insertion cavity 111. On the top wall of the fixed support member 11, a top limiting member 12 is provided directly above the support insertion cavity 111. The top limiting member 12 can be arranged on the fixed support member 11 with adjustable position along the depth direction of the support insertion cavity 111 (such as Figure 1 the vertical direction shown), and the length of the top limiting member 12 located in the support insertion cavity 111 can be adjusted to adapt to different cantilever beams, so that the cantilever beam is clamped between the bottom wall of the support insertion cavity 111 and the bottom end of the top limiting member 12.

[0025] In an implementation manner of this embodiment, the top limiting member 12 can be a threaded rod. The fixed support member 11 is provided with a threaded through hole at a position corresponding to directly above the support insertion cavity 111, and the threaded rod is inserted through the threaded through hole. It should be noted that the size value of the threaded rod can be determined according to specific circumstances, and this embodiment does not make any limitation on it. By adjusting the position of the top limiting member 12, the position of the bottom end of the top limiting member 12 can be adjusted to adapt to the height of the cantilever beam and clamp the cantilever beam. In this implementation manner, the threaded rod and the threaded through hole cooperate to adjust the position of the bottom end, with a simple structure, convenient operation, and easy control of clamping the cantilever beam. In this embodiment, the top limiting member 12 can be a hexagon screw, and the fixed support member 11 is provided with an adaptor nut at a position corresponding to directly above the support insertion cavity 111 for height adjustment.

[0026] In another implementation manner of this embodiment, the top limiting member 12 can be a smooth straight rod. The fixed support member 11 is provided with a connection through hole at a position corresponding to directly above the support insertion cavity 111, and the smooth straight rod is slidably inserted through the connection through hole and can be connected to the fixed support member 11 through a clamping member. Specifically in implementation, the cross-sectional shape of the straight rod and the cross-sectional shape of the connection through hole can be circular. However, this embodiment is not limited thereto. In other embodiments, the shape of the straight rod and the connection through hole can be appropriate shapes, such as square, diamond, etc. The specific adjustment method is: the clamping member can be released, and then the straight rod can be adjusted to move along the height direction through the connection through hole to adjust the position of the bottom end. After the adjustment is completed, the clamping member can be tightened.

[0027] Continue to refer to Figure 1 and Figure 2, the fixed support member 11 includes: two support beams 112, an upper connecting member 113, and a lower connecting member (not shown in the figure); wherein, the two support beams 112 are arranged side by side and oppositely, and each support beam 112 is provided with a support groove 1121; the two ends of the upper connecting member 113 are respectively connected to the upper connecting plates of the two support beams 112, and the two ends of the lower connecting member are respectively connected to the lower connecting plates of the two support beams 112, so as to form a support insertion cavity 111 between the two support beams 112. Specifically, the support beam 112 can be an I-shaped steel, of course, the support beam 112 can also be a C-shaped steel, and two C-shaped steels arranged oppositely can enclose to form a support insertion cavity 111. One end of the two support beams 112 is provided with a sealing plate (not shown in the figure), which is respectively connected to the two support beams 112 to seal the support insertion cavity 111. In this embodiment, the upper connecting member 113 and the lower connecting member can be flat iron structures to form a fixed support insertion cavity 111. Among them, the hoisting beam 2 is arranged above the two support beams 112, and the two sides are respectively connected to the top walls of the upper connecting plates of the two support beams 112, which can not only realize the connection of the two support beams 112, but also be used as a hoisting beam 2 for hoisting. Among them, the hoisting beam 2 and the support beam 112 can both be H-shaped steels of 200*200*8*12 or 244*175*7*11, that is, wide flange H-shaped steels with a web height of 200 mm, a flange width of 200 mm, a web thickness of 8 mm, and a flange thickness of 12 mm, or medium flange H-shaped steels with a web height of 244 mm, a flange width of 175 mm, a web thickness of 7 mm, and a flange thickness of 11 mm.

[0028] In other embodiments, the upper connecting member 113 and / or the lower connecting member is a telescopic structure for adjusting the width of the support insertion cavity 111 to adapt to the width of the cantilever beam.

[0029] The device template is fabricated and installed on site according to actual requirements such as the size of the inserted cantilever beam and can be adjusted at any time. The cantilever beam is directly fixed using the fixed module, and the installation can be completed within 2 minutes. Just loosen the bolts to proceed with the next installation step.

[0030] In summary, for the cantilever beam installation and fixing device provided in this embodiment, only need to place the cantilever beam on the cantilever beam insertion and fixing assembly. During insertion, the cantilever beam can fully extend into the installation position without using a chain block. The device can also fix a section of the cantilever beam at each end. After one insertion is completed, the ground personnel can pull the rope to turn and insert the other section of the cantilever beam, which greatly improves the construction efficiency, saves costs, and is safe. Moreover, the device can be reused and adjusted according to the on-site needs. The device also has the following effects: 1. The installation and insertion of the cantilever beam are fast; 2. It is safer compared to traditional methods; 3. Greatly save labor and mechanical costs; 4. The efficiency is increased by 2 - 3 times; 5. It can safely carry out interspersed operations over 15 meters; 6. The on-site production is simple, and the materials and specifications are diverse.

[0031] It should be noted that in the description of the present invention, the terms indicating directions or positional relationships such as "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings. This is only for convenience of description and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present invention.

[0032] In addition, it should also be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "coupled" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, and can be the communication inside two elements. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0033] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalent technologies, the present invention is also intended to include these changes and modifications.

Claims

1. An underhung beam installation and fixing device, characterized in that, include: A lower suspension beam interpenetrating fixing assembly with an open end, used for carrying the lower suspension beam, so that the lower suspension beam can be interpenetrated and placed in the lower suspension beam interpenetrating fixing assembly; A fixed support plate is arranged at the closed end of the lower suspension beam interlaced fixing assembly, and is used to fix and support the lower suspension beam. The lower suspension beam is inserted into the lower suspension beam interlaced fixing assembly or fixed on the fixed support plate, or two lower suspension beams are respectively inserted into the lower suspension beam interlaced fixing assembly and fixed on the fixed support plate; A hoisting beam is arranged on and connected to the lower suspension beam interlacing and fixing assembly and is used for hoisting so as to hoist the lower suspension beam interlacing and fixing assembly and the lower suspension beam interlaced and fixed in the lower suspension beam interlacing and fixing assembly.

2. The lower suspension beam mounting and fixing device according to claim 1, characterized in that, The lower suspension beam interlaced fixing assembly comprises: A fixed support member, which is provided with a support insertion cavity with one end open, so that the lower suspension beam can be inserted into the support insertion cavity; A top limiter is provided on the top wall of the support interpenetration cavity in a positionally adjustable manner along the thickness direction of the fixed support member, and is used to adjust the length of the top limiter placed in the support interpenetration cavity, and is used to adapt to lower suspension beams of different heights to limit the top wall of the lower suspension beam, so that the lower suspension beam is clamped between the bottom wall of the support interpenetration cavity and the bottom end of the top limiter.

3. The cantilever mounting and fixing device according to claim 2, wherein The fixed support member comprises: Two supporting beams arranged side by side and opposite to each other, each supporting beam being provided with a supporting groove; An upper connecting member and a lower connecting member, wherein both ends of the upper connecting member are respectively connected to the upper connecting plates of the two support beams, and both ends of the lower connecting member are respectively connected to the lower connecting plates of the two support beams, so that a supporting interlaced cavity is formed between the two support beams.

4. The lower suspension beam installation and fixing device according to claim 3, characterized in that: The upper connecting member and / or the lower connecting member is a telescopic structure, which is used to adjust the width of the supporting interlacing cavity.

5. The lower suspension beam installation and fixing device according to claim 3, characterized in that: A blocking plate is provided at one end of the two support beams, which is respectively connected to the two support beams to block the support through cavity.

6. The underhung beam mounting and fixing device according to claim 3, characterized in that, The support beam is a C-shaped steel or an I-shaped steel.

7. The lower suspension beam installation and fixing device according to any one of claims 1 to 6, characterized in that, The hoisting beam is an I-shaped steel beam.

8. The underhung beam mounting and fixing device according to any one of claims 1 to 6, characterized in that A lifting lug is provided on the top of the lifting beam.

9. The underhung beam mounting and fixing device according to claim 8, wherein The lifting ear is provided with a lifting hole.

10. The lower suspension beam installation and fixing device according to any one of claims 1 to 6, characterized in that: The fixed support plate is provided with mounting holes for connecting with the fixing holes on the lower suspension beam by bolts.

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