Wind load dynamic simulation test device and method for external operation scaffold of high-rise and large-span structure

Abstract

The invention discloses a wind load dynamic simulation test device and a wind load dynamic simulation test method for an external operation scaffold of a high-rise and large-span structure. The device comprises a frame body assembly used for supporting an erected high-rise and high-large-span structure external operation scaffold, a displacement sensor (2) arranged between the high-rise and high-large-span structure external operation scaffold and the frame body assembly, a rail movement assembly arranged on the frame body assembly, and a wind tunnel assembly (92) arranged on the rail movement assembly. Through the frame body assembly, the scaffold for external operation of the high-rise and large-span structure and the displacement sensor (2) are supported, through the displacement sensor (2), staggered displacement signals generated by the scaffold for external operation of the high-rise and large-span structure in wind load dynamic simulation are picked up, and through the track motion assembly and the wind tunnel assembly (92), the displacement signals are transmitted to the scaffold for external operation of the high-rise and large-span structure. The wind load can be applied to the high-rise and large-span structure external operation scaffold in all directions, and the wind load can be applied to the high-rise and large-span structure external operation scaffold in an adjustable state in a wind load dynamic simulation fan-shaped place. The technical problem that an industrial exhaust fan is used for directly blowing the external operation scaffold of the high-rise and large-span structure is solved, so that the wind load dynamic simulation test effect of the external operation scaffold of the high-rise and large-span structure is improved.

Claims

1. A wind load dynamic simulation test device for high-rise and long-span structure external working scaffolding, characterized by: The invention comprises a frame assembly for supporting a high-rise and long-span structure external working scaffold, a displacement sensor (2) arranged between the high-rise and long-span structure external working scaffold and the frame assembly, a track motion assembly arranged on the frame assembly, and a wind tunnel assembly (92) arranged on the track motion assembly.

2. The wind load dynamic simulation test device for high-rise and long-span structure outdoor scaffolding according to claim 1 is characterized by: The frame assembly, displacement sensor (2), track motion assembly and wind tunnel assembly (92) are connected to each other in a manner that a wind load dynamic simulation fan-shaped field is applied to a high-rise and long-span structure external working scaffold in an adjustable state.

3. The wind load dynamic simulation test device for high-rise and long-span structure outdoor scaffolding according to claim 2 is characterized by: The track motion component and the wind tunnel component (92) are connected to the frame component and the displacement sensor (2) in a manner that wind loads are applied in all directions to the high-rise and long-span structure external working scaffolding.

4. The wind load dynamic simulation test device for high-rise and long-span structure outdoor scaffolding according to claim 1 is characterized by: The frame assembly is configured to include a frame rod (1) and a bracket (5). Alternatively, the track motion assembly is configured to include a track (8) and a motion vehicle (9), Or, it further includes a first accessory device and the first accessory device is arranged between the displacement sensor (2) and the frame assembly, and the first accessory device is arranged to include an inner pull rope (3) and an outer pull rope (4), Or, it further comprises a second accessory device and the second accessory device is arranged on the frame assembly, and the second accessory device is arranged to include a vibrator (6) and a support base (7), Or, it further includes a third accessory device and the third accessory device is arranged between the track motion component and the wind tunnel component (92), and the third accessory device is configured to include a water spray pipe (93) and a high-pressure water pump component (94), Alternatively, a fourth accessory device is further included and is arranged between the track motion component, the wind tunnel component (92) and the third accessory device, and the fourth accessory device is arranged as a lifting platform (91).

5. The wind load dynamic simulation test device for high-rise and long-span structure outdoor scaffolding according to claim 4 is characterized by: A bracket (5) and a support seat (7) are respectively arranged in the track (8); a rack (1) is arranged between the bracket (5) and the track (8); an inner pull rope (3) is arranged between the displacement sensor (2) and the rack (1); an outer pull rope (4) is arranged on the displacement sensor (2); and a vibrator (6) is arranged between the bracket (5) and the support seat (7); a moving vehicle (9) is arranged on the track (8); and a lifting platform (91) is arranged on the moving vehicle (9); a wind tunnel assembly (92) is arranged on the lifting platform (91); a water spray pipe (93) is arranged between the wind tunnel assembly (92) and the lifting platform (91); and a high-pressure water pump assembly (94) is arranged between the water spray pipe (93) and the lifting platform (91).

6. The wind load dynamic simulation test device for high-rise and long-span structure outdoor scaffolding according to claim 5 is characterized by: The displacement sensor (2) is configured as a pull-wire displacement sensor, and the housing of the displacement sensor (2) is configured to be connected to the inner pull-wire (3) in a tethered manner, and the contact of the displacement sensor (2) is configured to be connected to the outer pull-wire (4) in a tethered manner. Alternatively, the wind tunnel assembly (92) is configured to include a seat (921), a blower portion (922) and a rod portion V (923), and a hole body (924) is provided in the middle of the seat portion (921), an expansion portion of the hole body (924) is configured to be accommodatedly connected to the blower portion (922), and one end of the rod portion V (923) is configured to be connected to the shell of the blower portion (922), another end of the rod portion V (923) is configured to be connected to the side of the seat portion (921), and the lower end surface of the seat portion (921) is configured to be connected to the lifting platform (91), and the contraction portion of the hole body (924) is configured to be distributed correspondingly to the water spray pipe (93). Alternatively, the seat portion (921) is configured as a rectangular block and the blower portion (922) is configured as a blast furnace blower, the rod portion V (923) is configured as a beam-shaped body and the hole body (924) is configured as a tapered hole, one blower portion (922) and one rod portion V (923) are configured to form a group of blower components, and the plurality of groups of blower components are configured to be arranged and distributed at intervals along the peripheral contour line of the hole body (924).

7. The wind load dynamic simulation test device for high-rise and long-span structure outdoor scaffolding according to claim 5 is characterized by: The frame rod (1) is configured to include a rod portion I (11) and an ear seat portion I (12), and the inner side surface of the rod portion I (11) is configured to be connected to the inner end surface of the ear seat portion I (12), the lower end of the vertical portion of the rod portion I (11) is configured to be connected to the foundation of the wind load dynamic simulation test in an implanted manner, and the horizontal portion of the rod portion I (11) is configured to be distributed in a transverse manner with the bracket (5), and the ear seat portion I (12) is configured to be connected to the inner pull rope (3) in a tied manner. Alternatively, the rod portion I (11) is configured as a U-shaped beam-shaped body and the ear seat portion I (12) is configured as a single-plate ear seat with a through-hole body, the ear seat portion I (12) is configured to be spaced and distributed along the contour line of the rod portion I (11) and the through-hole body of the ear seat portion I (12) is configured to be connected to the inner pull rope (3), Alternatively, the bracket (5) is configured as a rectangular plate-shaped body and the bracket (5) is configured to be embeddedly connected to the track (8), the upper end surface of the bracket (5) is configured to be distributed correspondingly to the rack rod (1), and the lower end surface of the bracket (5) is configured to be contact-connected to the vibrator (6), Or, the track (8) is configured to include a rail portion I (81), a rail portion II (82) and a sleeper portion (83), and the inner side of the upper end surface of the sleeper portion (83) is configured to be in contact connection with the lower end surface of the rail portion I (81), the outer side of the upper end surface of the sleeper portion (83) is configured to be in contact connection with the lower end surface of the rail portion II (82), and the rail portion I (81) and the rail portion II (82) are respectively configured to be connected to the sleeper portion (83) through fasteners, the upper end surface of the rail portion I (81) and the upper end surface of the rail portion II (82) are respectively configured to be in contact connection with the moving vehicle (9), and the lower end surface of the sleeper portion (83) is configured to be in contact connection with the wind load dynamic simulation test foundation, Alternatively, the rail portion I (81) and the rail portion II (82) are respectively configured as circular rails with an I-shaped cross section and the sleeper portion (83) is configured as a bridge sleeper, and the sleeper portion (83) is configured to be spaced and distributed along the contour line of the rail portion I (81). Alternatively, the vehicle (9) is configured to include a shaft (99), a wheel (98) and a frame (97), and the vertical portion of the frame (97) is configured to be connected to the inner side of the outer end of the shaft (99), the outer end of the shaft (99) is configured to be connected to the wheel (98), and the peripheral side of the wheel (98) is configured to be contact-connected to the track (8), and the upper end surface of the horizontal portion of the frame (97) is configured to be connected to the lifting platform (91). Alternatively, the shaft portion (99) is configured as a rod-shaped body having a groove body at the end thereof and the wheel portion (98) is configured as a convex disc-shaped body having a rotating motor, the rotating motor of the wheel portion (98) is configured to be sleeve-coupled with the groove body of the shaft portion (99) and the frame portion (97) is configured as a convex seat-shaped body, one shaft portion (99) and two wheel portions (98) are configured to form a set of driving components, and at least two sets of driving components are arranged on the frame portion (97). Alternatively, the inner pull rope (3) and the outer pull rope (4) are respectively configured as rope-shaped bodies, and one end of the inner pull rope (3) is configured to be connected to the rack (1) in a tethered manner, and the other end of the inner pull rope (3) is configured to be connected to the displacement sensor (2) in a tethered manner, and one end of the outer pull rope (4) is configured to be connected to the displacement sensor (2) in a tethered manner, and the other end of the outer pull rope (4) is configured to be connected to an external working scaffold of a high-rise or long-span structure in a tethered manner, Alternatively, the vibrator (6) is configured as a vibration motor and the housing of the vibrator (6) is configured to be embeddedly connected to the support seat (7), and the vibration contact of the vibrator (6) is configured to be contact-connected to the bracket (5). Alternatively, the support seat (7) is configured to include a box portion (71) and a rod portion II (72), and the lower end surface of the box portion (71) is configured to be connected to the upper end surface of the rod portion II (72), the upper end opening of the box portion (71) is configured to be accommodatedly connected to the vibrator (6), and the lower end surface of the box portion (71) is configured to be contact-connected to the wind load dynamic simulation test foundation, and the rod portion II (72) is configured to be implanted and connected to the wind load dynamic simulation test foundation. Alternatively, the box portion (71) is configured as a box-shaped body with an open upper end surface and the rod portion II (72) is configured as a rod-shaped body with a pointed lower end, and the rod portion II (72) is configured to be spaced and distributed along the lower end surface of the box portion (71). Alternatively, the water spray pipe (93) is configured to include a pipe portion (931) and a nozzle portion (932), and the lower end of the inner side surface of the pipe portion (931) is configured to be connected in a communication manner with the vertical inner port of the nozzle portion (932), the horizontal outer port of the nozzle portion (932) is configured to be connected in a communication manner with the output port of the high-pressure water pump assembly (94), and the lower end surface of the pipe portion (931) is connected to the lifting platform (91), and the pipe portion (931) is configured to be distributed corresponding to the wind tunnel assembly (92). Alternatively, the pipe portion (931) is configured as an annular tubular body having a spray nozzle on the inner side thereof, and the nozzle portion (932) is configured as an L-shaped pipe joint. Alternatively, the high-pressure water pump assembly (94) is configured as an integrated component having a water tank and a high-pressure pump, and the upper end face of the water tank of the high-pressure water pump assembly (94) is configured to be connected to the lower end face of the high-pressure pump of the high-pressure water pump assembly (94), the water tank of the high-pressure water pump assembly (94) is configured to be communicatively connected to the high-pressure pump input port of the high-pressure water pump assembly (94) through a pipeline, and the high-pressure pump output port of the high-pressure water pump assembly (94) is configured to be communicatively connected to the water spray pipe (93), and the lower end face of the water tank of the high-pressure water pump assembly (94) is configured to be connected to the lifting platform (91), Alternatively, the lifting platform (91) is configured to include a platform portion I (911), a platform portion II (912), a rod portion III (913), a rod portion IV (914), a telescopic cylinder portion (915), an ear seat portion II (916), an ear seat portion III (917), an ear seat portion IV (918) and an ear seat portion V (919), and a receiving groove body I (910) is provided on the right side of the lower end face edge of the platform portion I (911), a receiving groove body II (9100) is provided on the right side of the upper end face edge of the platform portion II (912), and the platform portion The left side of the lower end face edge of I (911) is configured to be connected to the inner end face of the ear seat portion II (916), the receiving groove body I (910) is configured to be connected to the inner end head of the ear seat portion IV (918), and the left side of the upper end face edge of the platform portion II (912) is configured to be connected to the inner end face of the ear seat portion III (917), the receiving groove body II (9100) is configured to be connected to the inner end head of the ear seat portion V (919), and one end head of the rod portion III (913) is configured to be connected to the ear seat portion II (916) through a pin shaft. The other end of the rod portion III (913) is configured to be connected to the ear seat portion V (919) through a pin shaft, and one end of the rod portion IV (914) is configured to be connected to the ear seat portion III (917) through a pin shaft, the other end of the rod portion IV (914) is configured to be connected to the ear seat portion IV (918) through a pin shaft, and the upper end face of the telescopic body of the telescopic cylinder portion (915) is configured to be connected to the middle of the lower end face of the table portion I (911), and the lower end face of the shell of the telescopic cylinder portion (915) is configured to be connected to the table portion The middle of the upper end face of the platform II (912) is connected and the middle of the rod III (913) and the middle of the rod IV (914) are arranged to be connected to each other through a pin shaft, the lower end face of the platform II (912) is arranged to be connected to the sports car (9) and the middle of the upper end face of the platform I (911) is arranged to be connected to the wind tunnel assembly (92), the inner side of the upper end face of the platform I (911) is arranged to be connected to the water spray pipe (93) and the outer side of the upper end face of the platform I (911) is arranged to be connected to the high-pressure water pump assembly (94), Alternatively, the platform part I (911) and the platform part II (912) are respectively configured as rectangular blocks and the rod part III (913) and the rod part IV (914) are respectively configured as long strip bodies with end heads and a through hole in the middle, the telescopic cylinder part (915) is configured as an electric telescopic rod and the ear seat part II (916) and the ear seat part III (917) are respectively configured as double-plate ear seats, the ear seat part IV (918) and the ear seat part V (919) are respectively configured as double-plate ear seats with convex inner end heads and the accommodating tank body I (910) and the accommodating tank body II (9100) are respectively configured as long strip holes with convex cross sections, the middle through hole of the rod part III (913) The middle through hole of the rod portion IV (914) is configured to be connected to a pin located between the rod portion III (913) and the rod portion IV (914), and the end through hole of the rod portion III (913) is configured to be connected to a pin located on the ear seat portion II (916) and the ear seat portion V (919), respectively. The end through hole of the rod portion IV (914) is configured to be connected to a pin located on the ear seat portion III (917) and the ear seat portion IV (918), respectively. The convex inner end of the ear seat portion IV (918) is configured to be connected to the accommodating groove body I (910), and the convex inner end of the ear seat portion V (919) is configured to be connected to the accommodating groove body II (9100).

8. The wind load dynamic simulation test device for high-rise and long-span structure outdoor scaffolding according to any one of claims 1 to 7, characterized in that: The displacement sensor (2), the inner pull rope (3), the outer pull rope (4), the frame (1), the bracket (5), the track (8), the moving vehicle (9), and the wind tunnel assembly (92) are arranged in a manner of being distributed according to omnidirectional wind blowing, and the displacement sensor (2), the inner pull rope (3), the outer pull rope (4), the frame (1), the bracket (5), the track (8), the moving vehicle (9), and the wind tunnel assembly (92) are arranged in a manner of being distributed according to vibration simulation, and the displacement sensor ( 2), the inner pull rope (3), the outer pull rope (4), the rack (1), the bracket (5), the track (8), the moving vehicle (9), the wind tunnel assembly (92), and the lifting platform (91) are arranged to be distributed in a manner of lifting support, and the displacement sensor (2), the inner pull rope (3), the outer pull rope (4), the rack (1), the bracket (5), the track (8), the moving vehicle (9), the wind tunnel assembly (92), the water spray pipe (93), and the high-pressure water pump assembly (94) are arranged to be distributed in a manner of water mist simulation, Alternatively, the frame rod (1) is arranged to be spaced apart and distributed along the longitudinal center line of the bracket (5); a displacement sensor (2), an inner pull rope (3) and an outer pull rope (4) are arranged to form a group of sensor components; multiple groups of sensor components are arranged on the frame rod (1); a vibrator (6) and a support seat (7) are arranged to form a group of vibration components; multiple groups of vibration components are arranged to be spaced apart and distributed along the peripheral contour line of the bracket (5); a sports car (9), a lifting platform (91), a wind tunnel assembly (92), a water spray pipe (93) and a high-pressure water pump assembly (94) are arranged to form a group of simulation components; at least two groups of simulation components are arranged on the track (8); the pipe portion (931) and the seat portion (921) are respectively arranged to be connected to the platform portion I (911); the pipe portion (931) is arranged to be distributed corresponding to the hole body (924); the platform portion II (912) is arranged to be connected to the frame portion (97); and the wheel portion (98) is respectively arranged to be connected to the rail portion I (81) and the rail portion II (82).

9. A dynamic simulation test method for wind loads on high-rise and long-span structure scaffolding, characterized by the following steps: The frame assembly enables support of the high-rise and large-span structure external working scaffold and the displacement sensor (2); the displacement sensor (2) enables pickup of the displacement signal generated by the high-rise and large-span structure external working scaffold in the wind load dynamic simulation; the track motion assembly and the wind tunnel assembly (92) enable all-round application of wind load to the high-rise and large-span structure external working scaffold, and enables application of wind load to the high-rise and large-span structure external working scaffold in the fan-shaped field of the wind load dynamic simulation in an adjustable state.

10. The wind load dynamic simulation test method for high-rise and long-span structure outdoor scaffolding according to claim 1 is characterized by the following steps: When a wind load dynamic simulation test is conducted on a high-rise and long-span structure external working scaffold, the high-rise and long-span structure external working scaffold is erected between the pole part I (11) and the bracket (5), one end of the inner pull rope (3) is connected to the through hole system of the ear seat part I (12), and the other end of the outer pull rope (4) is connected to the component of the high-rise and long-span structure external working scaffold, so that the displacement sensor (2) is installed between the pole (1) and the high-rise and long-span structure external working scaffold, the vibrator (6), the blower part (922) and the high-pressure pump of the high-pressure water pump assembly (94) are in working state, and the bracket (5) is in a vibrating state through the vibrator (6), so as to conduct a wind load dynamic simulation test on the high-rise and long-span structure external working scaffold. The vibration simulation is performed on the external working scaffold of the high-rise and high-span structure. The wind flow generated by the blower part (922) is blown through the hole body (924). The high-pressure pump of the high-pressure water pump assembly (94) injects the high-pressure water into the pipe part (931) through the nozzle part (932). The spray nozzle of the pipe part (931) sprays an annular water mist. The blown wind flow and the annular water mist are mixed and blown toward the external working scaffold of the high-rise and high-span structure. The dynamic simulation of the wind load is performed on the external working scaffold of the high-rise and high-span structure. The dynamic signal of the component installation of the external working scaffold of the high-rise and high-span structure is picked up by the displacement sensor (2), thereby realizing the dynamic simulation test of the wind load on the external working scaffold of the high-rise and high-span structure. When the telescopic cylinder part (915) is telescoped, the wind load is generated. During the movement, the rod portion III (913) and the rod portion IV (914) rotate, so that the rod portion III (913) rotates on the ear seat portion II (916) and the ear seat portion V (919), so that the rod portion IV (914) rotates on the ear seat portion III (917) and the ear seat portion IV (918), so that the ear seat portion IV (918) moves in the receiving tank body I (910), and the ear seat portion V (919) moves in the receiving tank body II (9100), driving the platform portion I (911) to move up and down, adjusting the height of the wind tunnel assembly (92) and the water spray pipe (93), and realizing the adjustment of the height of the external working scaffolding of the high-rise and high-span structure after the blowing wind flow and the annular water mist are mixed. When the wheel portion (98 ) is in working state, the wheel part (98) moves on the rail part I (81) and the rail part II (82), so that the moving vehicle (9) moves in a circular motion on the track (8), driving the wind tunnel assembly (92) and the water spray pipe (93) to move along the peripheral contour line of the bracket (5), so as to adjust the azimuth angle position of the mixed blowing wind flow and the annular water mist and blow them toward the high-rise and high-span structure external working scaffolding. After completing the wind load dynamic simulation test on the high-rise and high-span structure external working scaffolding, the vibrator (6), the blower part (922) and the high-pressure pump of the high-pressure water pump assembly (94) are in non-working state, and one end of the inner pull rope (3) is separated from the through hole body of the ear seat part I (12).Separate the other end of the outer pull rope (4) from the components of the high-rise and long-span structure external working scaffold, thereby separating the displacement sensor (2) from the rack (1) and the high-rise and long-span structure external working scaffold, and remove the high-rise and long-span structure external working scaffold from between the pole part I (11) and the bracket (5).

Images