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CN-121493262-B - Method for installing integrated folding guide wall

CN121493262BCN 121493262 BCN121493262 BCN 121493262BCN-121493262-B

Abstract

The invention provides an installation method of an integrated folding type guide wall, which comprises more than two fixing seats, guide wall units arranged on the fixing seats and balancing weights arranged on the guide wall units, wherein limit brackets are arranged on the fixing seats, limit spaces for accommodating the guide wall units are formed in the limit brackets, the guide wall units comprise supporting frames, first guide assemblies arranged on one sides of the supporting frames, second guide assemblies hinged to the joints of the first guide assemblies and the supporting frames, and folding assemblies hinged to the second guide assemblies and the supporting frames respectively, and the accurate splicing installation of different guide wall units can be realized, and different test conditions of different models can be met by adjusting the angles of partial guide surfaces of the guide wall units.

Inventors

  • WANG XU
  • Cai Kunyang
  • YANG XIAN

Assignees

  • 众坤智航(北京)航空设备技术有限公司

Dates

Publication Date
20260512
Application Date
20260113

Claims (10)

  1. 1. The installation method of the integrated folding type guide wall comprises more than two fixing seats, wherein limiting brackets are arranged on the fixing seats, limiting spaces for accommodating guide wall units are formed in the limiting brackets, the guide wall units comprise supporting frames and first guide assemblies arranged on one sides of the supporting frames, and the installation method is characterized in that the guide wall units also comprise second guide assemblies hinged to the joints of the first guide assemblies and the supporting frames and folding assemblies hinged to the second guide assemblies and the supporting frames respectively, and the installation method further comprises the following steps: S1, aligning the central lines of the fixed seats to the first datum line according to a preset first datum line, and then fixing two adjacent fixed seats through a splicing assembly arranged between the fixed seats; S2, placing different guide wall units in corresponding limiting spaces, limiting the supporting frame through a limiting bracket, and forming a second datum line on the limiting bracket by using an extension line of a straight line where the second guide assembly is hinged with the supporting frame; S3, after the different guide wall units are aligned to the second datum line, driving the second guide assembly to rotate to a preset angle in the limiting space through the folding assembly, and then determining whether second guide plates of the second guide assemblies in the different guide wall units are positioned in the same guide surface, if the second guide plates of the second guide assemblies in the different guide wall units on two adjacent sides are positioned in the same guide surface, entering a step S4, otherwise, repeating the step S2, and readjusting the position of the guide wall units with position deviation in the limiting space so as to enable the guide wall units after adjustment to be positioned on the second datum line; S4, fixedly installing a third guide plate between two adjacent first guide assemblies, enabling two sides of the third guide plate to be connected with the two adjacent first guide plates respectively, further forming a first guide area through the first guide assemblies and the third guide plates, fixedly installing a fourth guide plate between the two adjacent second guide assemblies, enabling the second guide assemblies and the fourth guide plates to form a second guide area, driving the second guide assemblies to rotate to a preset angle in a limiting space through a folding assembly, adjusting angles between the second guide assemblies and a supporting frame according to different working conditions, adjusting angles between more than two second guide assemblies, the fourth guide plates and the supporting frame, enabling the first guide area formed by the first guide assemblies and the third guide plates and the second guide area formed by the second guide assemblies and the fourth guide plates to form different radian guide curved surfaces, and conducting guide testing.
  2. 2. The method for installing the integrated folding guide wall according to claim 1, wherein the bottom of the fixed seat is provided with more than two installing grooves, the installing grooves penetrate through the bottom of the fixed seat along the width direction of the fixed seat, and one side, far away from the fixed seat, of each installing groove is provided with a connecting plate crossing the installing grooves; the step S1 further includes: after the two adjacent fixing seats are fixed, the fixing rods penetrate through the mounting grooves, and then the two ends of the fixing rods protruding out of the two ends of the mounting grooves are fixed on the ground through locking pieces.
  3. 3. The method of installing an integrated folding guide wall according to claim 1, wherein the splice assembly comprises a splice plate and more than two locking pieces, and the splice plate is provided with perforations matched with the locking pieces; the step S1 further includes: after the central line of the fixing seat is aligned with the first datum line, the splice plates are tightly attached to the side surfaces of the two adjacent fixing seats, the through holes on the splice plates are aligned with the connecting holes on the fixing seats, then the splice plates are fixed between the fixing seats after passing through the through holes through the locking pieces, and then the splice plates tightly attached to the side surfaces of the two adjacent limiting brackets are fixed between the limiting brackets after passing through the through holes through the locking pieces.
  4. 4. The method of installing an integrated folding guide wall according to claim 1, wherein the second guide assembly comprises a support body, more than two second guide plates and a sleeve which is arranged at the lower end of the support body at intervals and matched with the fixed shaft, the support body is provided with more than two second support rods which are arranged at intervals, and the second guide plates are arranged on the second support rods; the step S2 further includes: Selecting a straight line where a support body in any guide wall unit positioned in the limiting space is positioned around the rotating joint of the support frame as a second datum line, and then marking positioning points on different limiting brackets on two adjacent sides respectively by using extension lines of two ends of the second datum line, so that the axes of fixed shafts on the support frames in different guide wall units on two adjacent sides are aligned with two positioning points on the corresponding limiting brackets and positioned on the same straight line.
  5. 5. The method of installing an integrated folding guide wall according to claim 1, wherein two folding assemblies are arranged in each guide wall unit, each folding assembly comprises a second connecting seat fixed on the second supporting rod, a driving piece and a third connecting seat fixed on the supporting frame, and two ends of the driving piece are hinged with the second connecting seat and the third connecting seat respectively; the step S3 further includes: The driving piece drives the support body to rotate around the joint of the first flow guiding component and the support frame so as to drive the second flow guiding plate to rotate around the first flow guiding plate of the first flow guiding component.
  6. 6. The method of claim 1, wherein the first guide assembly comprises more than two first guide plates and first support rods matched with the radian of the first guide plates, the first support rods are fixedly connected to one side of the support frame at intervals, and the first guide plates are arranged on the first support rods.
  7. 7. The method of claim 1, wherein the fixing base is provided with a guide wall unit, the guide wall unit is provided with a counterweight, and step S4 further comprises placing the counterweight in the support frame of different guide wall units.
  8. 8. The method of installing an integrated folding guide wall according to claim 7, wherein the supporting frame comprises a first supporting structure, a second supporting structure, a third supporting structure, more than two third supporting rods, a fourth supporting rod and a first inclined supporting rod, the first supporting structure, the second supporting structure and the third supporting structure are sequentially arranged at intervals along the vertical direction, the third supporting rod is arranged between the first supporting structure and the second supporting structure and between the second supporting structure and the third supporting structure, the first inclined supporting rod is obliquely arranged between the third supporting rods, more than two storage spaces matched with the balancing weights are respectively formed between the first supporting structure and the second supporting structure and between the third supporting structure through the first inclined supporting rod and the third supporting rod, The step S4 further includes: After the second guide plates in different guide wall units are determined to be in the same guide surface, the balancing weights are respectively placed into storage spaces of the supporting frames in the different guide wall units, and then the baffle plates are arranged on one side, close to the balancing weights, of the limiting support.
  9. 9. The method for installing an integrated folding guide wall according to claim 1, further comprising step S5, S5, after the diversion test is completed, the supporting body is driven to rotate around the supporting frame to a buffer storage platform formed above the third supporting structure through the driving piece, so that the supporting body is abutted to the third supporting structure, and the second diversion assembly is driven to be placed on the buffer storage platform after being folded.
  10. 10. The method of claim 1, wherein the limiting support is provided with a limiting step corresponding to the limiting table, and the limiting step is matched with the thickness of the second diversion component.

Description

Method for installing integrated folding guide wall Technical Field The invention relates to the technical field of ground devices associated with aircrafts, in particular to a method for installing a folding guide wall. Background When the ground test of the aircraft engine is performed, because the thrust of the engine is extremely large, the wake can blow nearby small-sized aircrafts, service vehicles and other equipment, even cause safety accidents, harm is caused to on-site staff, and the wake needs to be processed when different models are tested based on the consideration of operation safety and personnel personal safety so as to prevent the wake from damaging surrounding facilities and staff ‌. For example, chinese patent application No. 201520414789.5, classification No. B64F1/26, and publication day No. 2015.11.11, discloses a splicing unit of a noise reduction guide wall for an aircraft ground test, wherein a plurality of splicing units are transversely spliced into a wall body, the windward side of the splicing unit is an arc capable of guiding air flow obliquely upwards into the air, and the splicing unit sequentially comprises a stainless steel micropore plate, a sound absorbing plate, a sound insulating plate, a cavity layer and a back sealing plate from the windward side to the leeward side. The guide wall splicing unit in the above document is a multi-channel sound absorption structure formed by a micro-pore plate, a sound absorption plate, a sound insulation plate and a galvanized steel plate, so that the problem of aircraft test noise and air flow threat is solved, but the wall body in the guide wall splicing unit cannot be folded, and then the angle of a guide surface cannot be adjusted to meet different test working conditions of different models, in order to achieve the aim of increasing the area of the guide wall, the splicing is achieved by fixing the guide walls on the ground respectively, but the problem that splicing gaps exist among the guide walls is not considered, and meanwhile, the guide walls cannot be folded together or the folding angle is adjusted, so that the guide walls can be adjusted synchronously. Disclosure of Invention The invention aims to provide an installation method of an integrated folding guide wall, which can realize accurate splicing installation of different guide wall units and meet different test running conditions of different models by adjusting the angle of the guide surface of the guide wall unit. The invention provides a method for installing an integrated folding guide wall, which comprises more than two fixing seats, wherein limiting brackets are arranged on the fixing seats, limiting spaces for accommodating guide wall units are formed in the limiting brackets, and each guide wall unit comprises a support frame and a first guide assembly arranged on one side of the support frame; the method also comprises the following steps: S1, aligning the central lines of the fixed seats to the first datum line according to a preset first datum line, and then fixing two adjacent fixed seats through a splicing assembly arranged between the fixed seats; S2, placing different guide wall units in corresponding limiting spaces, limiting the supporting frame through a limiting bracket, and forming a second datum line on the limiting bracket by using an extension line of a straight line where the second guide assembly is hinged with the supporting frame; S3, after the different guide wall units are aligned to the second datum line, driving the second guide assembly to rotate to a preset angle in the limiting space through the folding assembly, and then determining whether second guide plates of the second guide assemblies in the different guide wall units are positioned in the same guide surface; S4, fixedly installing a third guide plate between two adjacent first guide assemblies, fixedly installing a fourth guide plate between two adjacent second guide assemblies, and adjusting angles among more than two second guide assemblies, the fourth guide plates and the supporting frame to enable a first guide area formed by the first guide assemblies and the third guide plates and a second guide area formed by the second guide assemblies and the fourth guide plates to form different radian guide curved surfaces for guide test. By the arrangement, different fixing seats can be placed on a test ground according to the first datum line and are positioned on the same straight line, so that the orderly arrangement among the different fixing seats is ensured; and then, the second diversion components of the different diversion wall units are rotated to a preset angle to verify whether the second diversion components of the different diversion wall units are positioned in the same diversion surface or not, and further verify whether the adjacent different diversion wall units are positioned on the same second datum line or not, thereby ensuring that the adjacent different diver