Construction method for integrally lifting steel truss, truss and electromechanical facility

Abstract

The invention discloses an integral lifting construction method for a steel net rack, a truss and an electromechanical facility, and relates to the technical field of building construction.The construction method comprises the following steps that S1, a support is arranged on the foundation ground, steel balls and rod pieces are sequentially assembled on the support according to a construction drawing to form a unit grid, and the unit grid is formed; the arching elevation and the unit size are synchronously measured to meet the standard requirements; s2, when the net rack is about to be assembled with the truss, electromechanical engineering construction is started; s3, due to the fact that the elevation of the first layer of the truss is lower than that of the net rack, steel balls and rod pieces of the first layer of the truss are assembled by pre-lifting to a certain height, lamps are installed and the steel balls and rod pieces of the first layer of the truss are assembled by lifting to a proper height, and supporting columns are arranged on the four sides of the net rack; and S4, integrally lifting the net rack, the trusses with different heights and electromechanics, installing the enclosure structure and unloading after the whole is lifted to a proper position, fixing the support and the independent column after all load construction is completed, and meanwhile, reliably connecting each edge of the net rack with the grounding protection body.

Description

Technical Field

[0001] The invention relates to the technical field of building construction, and in particular to a construction method for integrally lifting a steel grid, a truss and electromechanical facilities. Background Art

[0002] After the grid and truss are assembled, they are lifted to the designed position, and then the electrical trough boxes, conduits, cable laying, and lamp installation are installed and powered on for testing; the trough boxes and conduits are fixed in the grid, and in the current existing technology, the mechanical and electrical engineering work is carried out after the grid is lifted, and the joints of the trough boxes and conduits are fixed without deformation. After the grid and enclosure projects are completed, the grid will deflect again under its own weight, and the trough boxes and conduits that are not fixed with deformation will also deform as the grid deflects. Summary of the invention

[0003] In view of this, the object of the present invention is to provide a method for integrally lifting a steel grid, a truss and electromechanical facilities.

[0004] The invention provides a method for integrally lifting the steel grid, truss and electromechanical facilities using the following technical solutions:

[0005] A method for integrally lifting a steel grid, a truss and an electromechanical facility includes a truss and a grid, wherein the lowest elevation of the truss is lower than the lowest elevation of the grid, and the construction method adopts the following steps:

[0006] S1. Set the support on the foundation ground, assemble the steel balls and rods on the support in sequence according to the construction drawings to form a unit grid, and simultaneously measure the arch elevation and unit size to meet the requirements of the specification;

[0007] S2. When the grid is about to be completed and the trusses are assembled, the mechanical and electrical engineering construction begins;

[0008] S3. Since the elevation of the first layer of the truss is lower than that of the grid, the steel balls and rods for assembling the first layer of the truss are pre-lifted to a certain height, and then lifted to a suitable height to install the lamps and assemble the steel balls and rods for assembling the first layer of the truss. The lifting system uses a hydraulic lifter and computer control for synchronous lifting. When it reaches the designated position, the lifting power supply and hydraulic oil valve are turned off, and support columns are set on the four sides of the grid;

[0009] S4. The grid, trusses of different heights and electromechanical components are lifted as a whole, and the hydraulic lifting is controlled by a computer to move back and forth. When the whole is lifted to a suitable position, the enclosure structure is installed and unloaded. After all load construction is completed, the support and independent column are fixed, and at the same time, each side of the grid is reliably connected to the grounding protection body.

[0010] Furthermore, in step S2, the electromechanical engineering construction includes the construction of a trough box module and a conduit module. The trough box module includes a trough box and a mounting bracket arranged on a grid. The mounting bracket is provided with a guide angle steel for installing the trough box. A grounding wire is arranged at a position of 20 to 30 meters between the trough box and the guide angle steel. Grounding wires are arranged at the starting and ending ends of the guide angle steel to be connected to a protective conductor.

[0011] Furthermore, a flexible connecting belt is provided between two adjacent trough boxes.

[0012] Furthermore, a slide rail angle steel is arranged on the mounting bracket, a sliding block is arranged on the side of the guide groove angle steel, and the sliding block is slidably arranged in the slide rail angle steel.

[0013] Furthermore, a door-shaped frame is provided on the mounting bracket, and a fixing component for fixing the trough box is provided on the door-shaped frame.

[0014] Furthermore, the fixing assembly includes a lower pressure plate pressed on the top cover of the trough box, two anti-deformation plates symmetrically arranged on the lower pressure plate and a spring arranged between the two anti-deformation plates, and the top of the anti-deformation plate and the spring are arranged at the bottom of the top rod of the door-type frame.

[0015] Furthermore, the catheter module includes a catheter and a catheter bracket installed on a grid, a grounding wire is arranged between the catheter and the catheter bracket, and the grounding wire can be extended and retracted with the catheter, the lamp is installed on the catheter bracket, the catheter is connected to the trough box and a grounding wire is arranged, and the wires in the trough box are connected to the lamp through the catheter.

[0016] Furthermore, a sliding sleeve is provided on the catheter support, and the catheter passes through the sliding sleeve and can move inside the sliding sleeve.

[0017] Furthermore, a fixing pipe clamp for fixing the pipe is arranged on the pipe support.

[0018] Furthermore, a hose is provided at the end of the conduit away from the trough box, the hose is connected to the lamp, and the wires in the trough box are connected to the lamp through the conduit and the hose.

[0019] In summary, the present invention includes at least one of the following beneficial effects: the electromechanical work is completed synchronously when the grid is assembled, the trough box and the conduit are installed in a deformable sliding and fixed manner, the trough box and the conduit can slide freely and will not loosen when the grid is wound under load, and has reliable stability and ductility. When the grid and the truss are assembled, the lamps are installed and powered on for acceptance, and the electromechanical quality can be effectively guaranteed; thereby avoiding the safety risks brought by working at heights, while improving work efficiency and saving construction costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1Schematic diagram of the structure of the grid connected to trusses of different elevations according to the embodiment of the present invention Figure 1 ;

[0021] Figure 2 Schematic diagram of the structure of the grid connected to trusses of different elevations according to the embodiment of the present invention Figure 2 ;

[0022] Figure 3 Schematic diagram of the structure of the grid connected to trusses of different elevations according to the embodiment of the present invention Figure 3 ;

[0023] Figure 4 This is a schematic diagram of the structure of the connection between the tank boxes according to an embodiment of the present invention;

[0024] Figure 5 This is a structural schematic diagram of the installation of the trough box according to an embodiment of the present invention;

[0025] Figure 6 It is a structural schematic diagram of a fixing assembly according to an embodiment of the present invention;

[0026] Figure 7 This is a schematic diagram of the structure of the catheter module installation according to an embodiment of the present invention;

[0027] Figure 8 This is a schematic diagram of the structure of the catheter installation according to an embodiment of the present invention;

[0028] Fig. 9 It is a cross-sectional schematic diagram of the installation of the catheter according to an embodiment of the present invention.

[0029] Description of reference numerals:

[0030] 1. Truss; 2. Grid; 3. Support; 4. Independent column; 5. Lamp; 6. Support column; 7. Trough box module; 71. Trough box; 72. Mounting bracket; 73. Guide angle steel; 74. Slide rail angle steel; 75. Slider; 76. Door frame; 77. Fixing assembly; 771. Lower pressure plate; 772. Anti-deformation plate; 773. Spring; 78. Connecting belt; 8. Catheter module; 81. Catheter; 82. Catheter bracket; 83. Sliding sleeve; 84. Hose; 85. Fixed pipe clamp. DETAILED DESCRIPTION

[0031] The following describes the embodiments of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention.

[0032] The following is combined with Figure 1-9 The present invention is described in further detail.

[0033] The embodiment of the present invention discloses a method for integrally lifting a steel grid, a truss and electromechanical facilities. Figure 1-Figure 9 The steel grid, truss and electromechanical facilities integral lifting construction method includes truss 1 and grid 2, wherein the lowest level elevation of truss 1 is lower than the lowest level elevation of grid 2, and the construction method adopts the following steps:

[0034] Step 1: Set the support 3 on the foundation ground, assemble the steel balls and rods on the support 3 in sequence according to the construction drawings to form a unit grid, and simultaneously measure the arch elevation and unit size to meet the requirements of the specification;

[0035] Step 2: When the grid 2 is about to be completed and assembled with the truss 1, start the mechanical and electrical engineering construction;

[0036] Step 3: Since the elevation of the first layer of truss 1 is lower than that of grid 2, the steel balls and rods of the first layer of truss 1 are pre-lifted to a certain height, and the lamps 5 and the steel balls and rods of the first layer of truss 1 are installed and lifted to a suitable height. The lifting system adopts a hydraulic lifter and computer-controlled synchronous lifting. When it reaches the designated position, the lifting power supply and hydraulic oil valve are turned off, and support columns 6 are set on the four sides of grid 2. The lamps 5 are wired and the control box is wired and powered on for acceptance.

[0037] Step 4: The grid 2, trusses 1 of different heights and electromechanical components are lifted as a whole. The hydraulic lifting is controlled by a computer to move back and forth. When the whole is lifted to a suitable position, the enclosure structure is installed and unloaded. After all load construction is completed, the support 3 and the independent column 4 are fixed. At the same time, each side of the grid 2 is reliably connected to the grounding protection body.

[0038] In this embodiment, the electromechanical engineering construction in step S2 includes the construction of a trough box module 7 and a conduit module 8, wherein the trough box module 7 includes a trough box 71 and a mounting bracket 72 arranged on the grid 2, wherein the mounting bracket 72 is provided with a guide angle steel 73 for mounting the trough box 71, and grounding wires are arranged at positions 20 to 30 m between the trough box 71 and the guide angle steel 73, and grounding wires are arranged at the starting and ending ends of the guide angle steel 73 to be connected to the protective conductor.

[0039] In this embodiment, a flexible connecting belt 78 is provided between two adjacent slot boxes 71 , which can play a buffering role when the two adjacent slot boxes 71 move.

[0040] In this embodiment, a slide rail angle steel 74 is provided on the mounting bracket 72, and a slider 75 is provided on the side of the guide groove angle steel 73. The slider 75 is slidably set in the slide rail angle steel 74. When the grid 2 is bent downward, the slot box 71 can move on the inner side of the slide rail angle steel 7 along with the guide groove angle steel 73.

[0041] In this embodiment, a door-shaped frame 76 is further provided on the mounting bracket 72 , and a fixing component 77 for fixing the trough box 71 is provided on the door-shaped frame 76 .

[0042] In this embodiment, the fixing assembly 77 includes a lower pressure plate 771 pressed on the top cover of the trough box 71, two anti-deformation plates 772 symmetrically arranged on the lower pressure plate 771, and a spring 773 arranged between the two anti-deformation plates 772. The top of the anti-deformation plate 772 and the spring 773 are arranged at the bottom of the top rod of the door-shaped frame 76, so that the cover plate of the trough box 71 is in a compressed state at any time.

[0043] In this embodiment, the catheter module 8 includes a catheter 81 and a catheter bracket 82 installed on the grid 2. A grounding wire is set at the position of the catheter 81 and the catheter bracket 82. The grounding wire can be extended and retracted with the catheter 81. The lamp 5 is installed on the catheter bracket 82. The catheter 81 is connected to the trough box 71 and a grounding wire is set. The wires in the trough box 71 are connected to the lamp 5 through the catheter 81.

[0044] In this embodiment, a sliding sleeve 83 is provided on the catheter support 82 , and the catheter 81 passes through the sliding sleeve 83 and can move inside the sliding sleeve 83 .

[0045] In this embodiment, a fixing pipe clamp 85 for fixing the pipe 81 is provided on the pipe support 82 .

[0046] In this embodiment, a hose 84 is provided at the end of the conduit 81 away from the trough box 71 , and the hose 84 is connected to the lamp 5 . The wires in the trough box 71 are connected to the lamp 5 through the conduit 81 and the hose 84 .

[0047] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the present invention, which should be included in the scope of the claims of the present invention.

Claims

1. A method for integrally lifting a steel grid, truss and electromechanical facilities, characterized in that: It comprises a truss (1) and a grid (2), wherein the lowest level of the truss (1) is lower than the lowest level of the grid (2), and the construction method adopts the following steps: S1. A support (3) is set on the foundation ground, and steel balls and rods are assembled on the support (3) in sequence according to the construction drawings to form a unit grid, and the arch elevation and unit size are simultaneously measured to meet the requirements of the specification; S2, when the grid (2) is about to be completed and assembled with the truss (1), the mechanical and electrical engineering construction begins; S3. Since the elevation of the first layer of the truss (1) is lower than that of the grid (2), the steel balls and rods for assembling the first layer of the truss (1) are pre-lifted to a certain height, and then the lamps (5) and the steel balls and rods for assembling the first layer of the truss (1) are installed and lifted to a suitable height. The lifting system uses a hydraulic lifter and computer-controlled synchronous lifting. When the lifting reaches the designated position, the lifting power supply and hydraulic oil valve are turned off, and support columns (6) are set on the four sides of the grid (2); S4, the grid (2) and the trusses (1) of different heights and the electromechanical system are lifted as a whole, and the hydraulic lifting is controlled by a computer to move back and forth. When the whole is lifted to a suitable position, the enclosure structure is installed and unloaded. After all load construction is completed, the support (3) and the independent column (4) are fixed, and at the same time, each side of the grid (2) is reliably connected to the ground protection body.

2. The method for integrally lifting the steel grid, truss and electromechanical facilities according to claim 1 is characterized in that: In step S2, the electromechanical engineering construction includes the construction of a trough box module (7) and a conduit module (8), wherein the trough box module (7) includes a trough box (71) and a mounting bracket (72) arranged on the grid (2), wherein the mounting bracket (72) is provided with a guide angle steel (73) for mounting the trough box (71), a grounding wire is arranged at a position 20 to 30 m between the trough box (71) and the guide angle steel (73), and the starting and ending ends of the guide angle steel (73) are both provided with grounding wires connected to the protective conductor.

3. The method for integrally lifting the steel grid, truss and electromechanical facilities according to claim 2 is characterized in that: A flexible connecting belt (78) is provided between two adjacent slot boxes (71).

4. The method for integrally lifting the steel grid, truss and electromechanical facilities according to claim 2 is characterized in that: A slide rail angle steel (74) is arranged on the mounting bracket (72), a sliding block (75) is arranged on the side of the guide groove angle steel (73), and the sliding block (75) is slidably arranged in the slide rail angle steel (74).

5. The method for integrally lifting the steel grid, truss and electromechanical facilities according to claim 4 is characterized in that: A door-shaped frame (76) is also provided on the mounting bracket (72), and a fixing assembly (77) for fixing the trough box (71) is provided on the door-shaped frame (76).

6. The method for integrally lifting the steel grid, truss and electromechanical facilities according to claim 5 is characterized in that: The fixing assembly (77) comprises a lower pressure plate (771) pressed on the top cover of the trough box (71), two anti-deformation plates (772) symmetrically arranged on the lower pressure plate (771), and a spring (773) arranged between the two anti-deformation plates (772), and the top of the anti-deformation plate (772) and the spring (773) are arranged at the bottom of the top rod of the door-shaped frame (76).

7. The method for integrally lifting the steel grid, truss and electromechanical facilities according to claim 2 is characterized in that: The conduit module (8) comprises a conduit (81) and a conduit bracket (82) mounted on a grid frame (2); a grounding wire is arranged between the conduit (81) and the conduit bracket (82); the grounding wire can be extended and retracted along with the conduit (81); the lamp (5) is mounted on the conduit bracket (82); the conduit (81) is connected to a trough box (71) and a grounding wire is arranged; and the wires in the trough box (71) are connected to the lamp (5) through the conduit (81).

8. The method for integrally lifting the steel grid, truss and electromechanical facilities according to claim 7 is characterized in that: The catheter support (82) is provided with a sliding sleeve (83), and the catheter (81) passes through the sliding sleeve (83) and can move inside the sliding sleeve (83).

9. The method for integrally lifting the steel grid, truss and electromechanical facilities according to claim 8 is characterized in that: The conduit support (82) is provided with a fixing conduit clamp (85) for fixing the conduit (81).

10. The method for integrally lifting the steel grid, truss and electromechanical facilities according to claim 7 is characterized in that: A hose (84) is provided at the end of the conduit (81) away from the trough box (71); the hose (84) is connected to the lamp (5); and the wires in the trough box (71) are connected to the lamp (5) via the conduit (81) and the hose (84).

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