Easily-assembled steel structure net rack

Abstract

The utility model relates to a steel structure net rack easy to assemble, and belongs to the technical field of steel structure net rack installation. Comprising bolt balls, an upper chord member, a lower chord member and a web member, the ends of the upper chord member, the lower chord member and the web member are installed on the corresponding bolt balls respectively, a pipeline supporting and hanging frame is hung on the set of bolt balls connected with the lower chord member through a hanging chain assembly A, and the two sides of the pipeline supporting and hanging frame are connected with a hanging rod assembly B and a hanging rod assembly C respectively; and the upper ends of the suspender component B and the suspender component C are respectively connected to the corresponding lower chord members. The pipeline supporting and hanging bracket has the advantages that the lifting chain assembly A, the lifting rod assembly B and the lifting rod assembly C are cooperatively matched and used for fixing the pipeline supporting and hanging bracket, the lifting chain assembly A, the lifting rod assembly B and the lifting rod assembly C jointly carry loads, the stability of the pipeline supporting and hanging bracket is effectively improved, and the risk that a pipeline is damaged due to large mechanical displacement is reduced.

Description

Technical Field

[0001] The utility model relates to an easy-to-assemble steel structure grid, belonging to the technical field of steel structure grid installation. Background Art

[0002] Prefabricated buildings are mainly divided into three categories: prefabricated concrete buildings, easy-to-assemble steel structure grid structures and prefabricated wooden structures.

[0003] Easy-to-assemble steel structure grid structure buildings are mainly steel components and steel materials as the main frame, and then used in conjunction with new lightweight, heat-insulating, and high-strength materials. Steel structure buildings reduce the use of clay bricks, bricks, cement, sand, stone, and ash, reduce damage to resources, and protect the ecological environment. The most important feature of prefabricated steel structure buildings is that due to the good elasticity and strong plasticity of steel, the safety and reliability of the building are improved.

[0004] For example, patent number CN202122484218.7 discloses a spherical grid fire water pipe support structure and a spherical grid. It includes a spherical grid body and a mounting seat, the spherical grid body includes a bolt ball, the bolt ball is provided with a plurality of threaded holes, and the axes of the threaded holes all pass through the center of the bolt ball; the mounting seat includes a mounting frame, the mounting frame is connected to the lower end of the bolt ball, and the mounting frame is used to install the fire main pipe.

[0005] Although the above patent can realize the function of pipeline installation, the current technical considerations are not comprehensive and have the following disadvantages: Since the fixing part of the above patent is the main component of the mounting frame, it has to bear the weight of the pipeline, plus its own gravity, resulting in poor stability and the anti-overturning ability of the mounting frame will also be reduced.

[0006] In order to solve one of the above problems, an easy-to-assemble steel structure grid is urgently needed. Utility Model Content

[0007] In view of the above deficiencies in the prior art, the technical problem to be solved by the utility model is: how to achieve the coordinated cooperation of the lifting chain assembly A, the hanging rod assembly B, and the hanging rod assembly C to fix the pipeline support and hanger bracket, and effectively improve the stability of the pipeline support and hanger bracket, and for this purpose, provide an easy-to-assemble steel structure grid.

[0008] The easy-to-assemble steel structure grid described in the utility model includes bolt balls, upper chords, lower chords, and web bars. The ends of the upper chords, lower chords, and web bars are respectively installed on the corresponding bolt balls. It is characterized in that: a pipeline support and hanger bracket is suspended on a group of bolt balls connected to the lower chord through a suspension chain assembly A, and a suspension rod assembly B and a suspension rod assembly C are respectively connected on both sides of the pipeline support and hanger, and the upper ends of the suspension rod assembly B and the suspension rod assembly C are respectively connected to the corresponding lower chord.

[0009] Preferably, the pipeline support and hanger bracket includes a left vertical side column and a right vertical side column arranged at intervals, and an upper cross beam, a middle supporting beam and a bottom supporting beam are installed between the left vertical side column and the right vertical side column from top to bottom in sequence, and the two ends of the upper cross beam, the middle supporting beam and the bottom supporting beam are respectively detachably installed on the left vertical side column and the right vertical side column.

[0010] Preferably, both ends of the upper cross beam, the middle supporting beam and the bottom supporting beam are respectively provided with connecting end plates, and are installed on the left vertical side column or the right vertical side column through connecting bolts.

[0011] Preferably, the suspension rod assembly B includes a first left diagonal rod and a second left diagonal rod, the first left diagonal rod is hinged on the hinge seat A at the bottom of the left vertical side column, the second left diagonal rod is hinged on the hinge seat B at the top of the left vertical side column, the other end of the second left diagonal rod is hinged to the clamp A installed in the middle of the first left diagonal rod, and the upper end of the first left diagonal rod is hinged to the clamp B installed on the lower chord.

[0012] Preferably, the hoop B comprises an upper half hoop A and a lower half hoop A connected by bolts, the left first diagonal rod is hinged to the lower half hoop A, and the hoop A and the hoop B have the same structure.

[0013] Preferably, the hanger assembly C includes a first right-side diagonal rod and a second right-side diagonal rod, the first right-side diagonal rod is hinged on the hinge seat C at the bottom of the right vertical side column, the second right-side diagonal rod is hinged on the hinge seat D at the top of the right vertical side column, the other end of the second right-side diagonal rod is hinged to the clamp C installed in the middle of the first right-side diagonal rod, and the upper end of the first right-side diagonal rod is hinged to the clamp D installed on the lower chord.

[0014] Preferably, the hoop D comprises an upper half hoop C and a lower half hoop C connected by bolts, the right first diagonal rod is hinged to the lower half hoop C, and the hoop C and the hoop D have the same structure.

[0015] Preferably, the lifting chain assembly A includes a lifting ring and a U-shaped bolt, the lifting ring and the U-shaped bolt are connected by a chain body, the lifting ring is provided with a top screw connected to the bolt ball thread, the U-shaped bolt passes through the upper cross beam and is connected to the nut, thereby connecting the U-shaped bolt to the upper cross beam together.

[0016] Preferably, a cable bridge is installed on the middle-layer joist, and a pipe fixing seat for fixing the pipe is installed on the bottom-layer joist.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] The easy-to-assemble steel structure grid described in the utility model, the chain assembly A, the hanger assembly B, and the hanger assembly C cooperate with each other to fix the pipeline support and hanger bracket. The chain assembly A, the hanger assembly B, and the hanger assembly C carry the weight together, which effectively improves the stability of the pipeline support and hanger bracket and reduces the risk of damage to the pipeline due to large structural displacement.

[0019] The easy-to-assemble steel structure grid described in the utility model is an easy-to-assemble structure. The other end of the left second inclined rod is hinged to the clamp A installed in the middle of the left first inclined rod, and the upper end of the left first inclined rod is hinged to the clamp B installed on the lower chord rod. The installation of the pipeline support and hanger bracket can be achieved without changing the structure of the lower chord rod and the original steel structure grid, which is convenient for the easy-to-assemble steel structure grid without pipeline support and hanger brackets to be installed later.

[0020] The easy-to-assemble steel structure grid described in the utility model has a lifting ring and a U-bolt connected by a chain body, a top screw rod threadedly connected to a bolt ball is provided on the lifting ring, and the U-bolt passes through an upper cross beam and is connected to a nut, thereby connecting the U-bolt and the upper cross beam together, which can bear weight and effectively utilize the screw hole of the bolt ball itself. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following is a brief introduction to the drawings required for the specific embodiments or the description of the prior art. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0022] Figure 1 It is a structural schematic diagram of the utility model;

[0023] Figure 2 This is a structural schematic diagram of the pipeline support and hanger of the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of the lifting chain assembly A of the utility model;

[0025] In the figure: 1, bolt ball 2, upper chord 3, lower chord 4, web 5, chain assembly A 5.1, chain body 5.2, lifting eye 5.3, top screw 5.4, U-bolt 6, suspension rod assembly B 6.1, first diagonal tie rod on the left 6.2, second diagonal tie rod on the left 6.3, clamp A 6.4, clamp B 7, suspension rod assembly C 7.1, first diagonal tie rod on the right 7.2, second diagonal tie rod on the right 7.3, clamp C 7.4, clamp D 8, pipeline support and hanger 8.1, left vertical side column 8.2, right vertical side column 8.3, upper cross beam 8.4, middle joist 8.5, bottom joist 9, cable tray 10, pipeline fixing seat 10. DETAILED DESCRIPTION

[0026] The utility model is further described below in conjunction with the accompanying drawings: The utility model is further illustrated below through specific embodiments, but is not intended to limit the utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the invention should be included in the protection scope of the utility model.

[0027] Embodiment 1, as Figure 1-3 As shown, the easily assembled steel structure grid comprises a bolt ball 1, an upper chord 2, a lower chord 3 and a web 4, the ends of the upper chord 2, the lower chord 3 and the web 4 are respectively mounted on the corresponding bolt ball 1, a group of bolt balls 1 connected to the lower chord 3 is suspended with a pipeline support hanger 8 through a suspension chain assembly A5, the two sides of the pipeline support hanger 8 are respectively connected with a suspension rod assembly B6 and a suspension rod assembly C7, the upper ends of the suspension rod assembly B6 and the suspension rod assembly C7 are respectively connected to the corresponding lower chord 3.

[0028] The chain assembly A, the hanger assembly B and the hanger assembly C cooperate with each other to fix the pipeline support and hanger, effectively improving the stability of the pipeline support and hanger and reducing the risk of pipeline damage due to large structural displacement.

[0029] Embodiment 2, as Figure 1-3 As shown, the easily assembled steel structure grid comprises a bolt ball 1, an upper chord 2, a lower chord 3 and a web 4, the ends of the upper chord 2, the lower chord 3 and the web 4 are respectively mounted on the corresponding bolt ball 1, a group of bolt balls 1 connected to the lower chord 3 is suspended with a pipeline support hanger 8 through a suspension chain assembly A5, the two sides of the pipeline support hanger 8 are respectively connected with a suspension rod assembly B6 and a suspension rod assembly C7, the upper ends of the suspension rod assembly B6 and the suspension rod assembly C7 are respectively connected to the corresponding lower chord 3.

[0030] Furthermore, the pipeline support bracket 8 includes a left vertical side column 8.1 and a right vertical side column 8.2 that are arranged at intervals, and an upper cross beam 8.3, a middle supporting beam 8.4 and a bottom supporting beam 8.5 are installed between the left vertical side column 8.1 and the right vertical side column 8.2 from top to bottom, and the two ends of the upper cross beam 8.3, the middle supporting beam 8.4 and the bottom supporting beam 8.5 are respectively detachably installed on the left vertical side column 8.1 and the right vertical side column 8.2.

[0031] Furthermore, both ends of the upper cross beam 8.3, the middle joist 8.4 and the bottom joist 8.5 are respectively provided with connecting end plates, and are mounted on the left vertical side column 8.1 or the right vertical side column 8.2 through connecting bolts.

[0032] Furthermore, the suspension rod assembly B6 includes a first left diagonal rod 6.1 and a second left diagonal rod 6.2. The first left diagonal rod 6.1 is hinged on the hinge seat A at the bottom of the left vertical side column 8.1, and the second left diagonal rod 6.2 is hinged on the hinge seat B at the top of the left vertical side column 8.1. The other end of the second left diagonal rod 6.2 is hinged to a clamp A6.3 installed in the middle of the first left diagonal rod 6.1, and the upper end of the first left diagonal rod 6.1 is hinged to a clamp B6.4 installed on the lower chord 3.

[0033] Furthermore, the hoop B6.4 comprises an upper hoop A and a lower hoop A connected by bolts, the left first diagonal tie rod 6.1 is hinged to the lower hoop A, and the hoop A6.3 has the same structure as the hoop B6.4.

[0034] Furthermore, the suspension rod assembly C7 includes a first right-side oblique tie rod 7.1 and a second right-side oblique tie rod 7.2. The first right-side oblique tie rod 7.1 is hinged on the hinge seat C at the bottom of the right vertical side column 8.2, and the second right-side oblique tie rod 7.2 is hinged on the hinge seat D at the top of the right vertical side column 8.2. The other end of the second right-side oblique tie rod 7.2 is hinged to the clamp C7.3 installed in the middle of the first right-side oblique tie rod 7.1, and the upper end of the first right-side oblique tie rod 7.1 is hinged to the clamp D7.4 installed on the lower chord 3.

[0035] Furthermore, the hoop D7.4 includes an upper half hoop C and a lower half hoop C connected by bolts, the right first inclined rod 7.1 is hinged to the lower half hoop C, and the hoop C7.3 has the same structure as the hoop D7.4.

[0036] Furthermore, the lifting chain assembly A5 includes a lifting ring 5.2 and a U-shaped bolt 5.4, the lifting ring 5.2 and the U-shaped bolt 5.4 are connected through a chain body 5.1, the lifting ring 5.2 is provided with a top screw rod 5.3 threadedly connected to the bolt ball 1, the U-shaped bolt 5.4 passes through the upper cross beam 8.3 and is connected to a nut, thereby connecting the U-shaped bolt 5.4 and the upper cross beam 8.3 together.

[0037] Furthermore, a cable bridge 9 is installed on the middle-layer joist 8.4, and a pipe fixing seat 10 for fixing the pipe is installed on the bottom-layer joist 8.5.

[0038] The left first inclined brace and the left second inclined brace of the suspension rod assembly B can be prefabricated in the workshop and assembled and installed after arriving at the site. The specific installation steps are: first assemble the left vertical side column 8.1, the right vertical side column 8.2 and the upper cross beam 8.3 of the pipeline support and hanger 8, and install the left first inclined brace 6.1, the left second inclined brace 6.2, the right first inclined brace 7.1 and the right second inclined brace 7.2 on the pipeline support and hanger 8, and at the same time install the lifting chain assembly A5 on the corresponding bolt ball 1, and use the lifting device to hang the pipeline support and hanger 8. The frame 8 is hoisted, and the left first oblique tie rod 6.1 and the right first oblique tie rod 7.1 are connected to the corresponding lower chord rod 3 respectively, and then the other ends of the left second oblique tie rod 6.2 and the right second oblique tie rod 7.2 are fixed and connected to the left first oblique tie rod 6.1 and the right first oblique tie rod 7.1 respectively; finally, the cable tray 9 and the middle-layer joist 8.4 are installed between the left vertical side column 8.1 and the right vertical side column 8.2, and the pipeline and the bottom joist 8.5 are installed between the left vertical side column 8.1 and the right vertical side column 8.2.

[0039] The easy-to-assemble steel structure grid described in the utility model, the chain assembly A, the hanger assembly B, and the hanger assembly C cooperate with each other to fix the pipeline support and hanger bracket. The chain assembly A, the hanger assembly B, and the hanger assembly C carry the weight together, which effectively improves the stability of the pipeline support and hanger bracket and reduces the risk of damage to the pipeline due to large structural displacement.

[0040] The easy-to-assemble steel structure grid described in the utility model has the other end of the left second inclined rod hinged to the clamp A installed in the middle of the left first inclined rod, and the upper end of the left first inclined rod hinged to the clamp B installed on the lower chord rod. The installation of the pipeline support and hanger bracket can be achieved without changing the structure of the lower chord rod, which is convenient for the easy-to-assemble steel structure grid without pipeline support and hanger brackets to be installed later.

[0041] The easy-to-assemble steel structure grid described in the utility model has a lifting ring and a U-bolt connected by a chain body, a top screw rod threadedly connected to a bolt ball is provided on the lifting ring, and the U-bolt passes through an upper cross beam and is connected to a nut, thereby connecting the U-bolt and the upper cross beam together, which can bear weight and effectively utilize the screw hole of the bolt ball itself.

[0042] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the present utility model is defined by the attached claims and their equivalents.

[0043] The matters not described in detail in the present invention are all known technologies to those skilled in the art.

Claims

1. An easy-to-assemble steel structure grid, comprising a bolt ball, an upper chord, a lower chord, and a web member, wherein the ends of the upper chord, the lower chord, and the web member are respectively mounted on the corresponding bolt balls, characterized in that: A pipeline support hanger is suspended on a group of bolt balls connected to the lower chord through a suspension chain assembly A. The two sides of the pipeline support hanger are respectively connected to a suspension rod assembly B and a suspension rod assembly C. The upper ends of the suspension rod assembly B and the suspension rod assembly C are respectively connected to the corresponding lower chord.

2. The easily assembled steel structure grid according to claim 1 is characterized in that: The pipeline support and hanger bracket includes a left vertical side column and a right vertical side column arranged at intervals, and an upper cross beam, a middle supporting beam and a bottom supporting beam are installed between the left vertical side column and the right vertical side column from top to bottom in sequence, and the two ends of the upper cross beam, the middle supporting beam and the bottom supporting beam are respectively detachably installed on the left vertical side column and the right vertical side column.

3. The easily assembled steel structure grid according to claim 2 is characterized in that: The suspension rod assembly B includes a first left diagonal rod and a second left diagonal rod. The first left diagonal rod is hinged on the hinge seat A at the bottom of the left vertical side column, and the second left diagonal rod is hinged on the hinge seat B at the top of the left vertical side column. The other end of the second left diagonal rod is hinged to the clamp A installed in the middle of the first left diagonal rod, and the upper end of the first left diagonal rod is hinged to the clamp B installed on the lower chord.

4. The easily assembled steel structure grid according to claim 3 is characterized in that: The hoop B comprises an upper hoop A and a lower hoop A connected by bolts, the left first inclined rod is hinged to the lower hoop A, and the hoop A and the hoop B have the same structure.

5. The easily assembled steel structure grid according to claim 3 is characterized in that: The hanger assembly C includes a first right-side diagonal rod and a second right-side diagonal rod. The first right-side diagonal rod is hinged on the hinge seat C at the bottom of the right vertical side column, and the second right-side diagonal rod is hinged on the hinge seat D at the top of the right vertical side column. The other end of the second right-side diagonal rod is hinged to the clamp C installed in the middle of the first right-side diagonal rod, and the upper end of the first right-side diagonal rod is hinged to the clamp D installed on the lower chord.

6. The easily assembled steel structure grid according to claim 5 is characterized in that: The clamp D comprises an upper half clamp C and a lower half clamp C connected by bolts, the right first inclined rod is hinged to the lower half clamp C, and the clamp C and the clamp D have the same structure.

7. The easily assembled steel structure grid according to claim 6 is characterized in that: The lifting chain assembly A includes a lifting ring and a U-shaped bolt, which are connected by a chain body. The lifting ring is provided with a top screw connected to the bolt ball thread. The U-shaped bolt passes through the upper crossbeam and is connected to a nut, thereby connecting the U-shaped bolt to the upper crossbeam.

8. The easily assembled steel structure grid according to claim 7 is characterized in that: A cable bridge is installed on the middle-layer joist, and a pipeline fixing seat for fixing the pipeline is installed on the bottom-layer joist.

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