CN220745091U - Lifting beam for aircraft rescue with self-adjusting stress - Google Patents
Lifting beam for aircraft rescue with self-adjusting stress Download PDFInfo
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- CN220745091U CN220745091U CN202321360834.4U CN202321360834U CN220745091U CN 220745091 U CN220745091 U CN 220745091U CN 202321360834 U CN202321360834 U CN 202321360834U CN 220745091 U CN220745091 U CN 220745091U
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- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model belongs to the field of aircraft rescue devices, and relates to a lifting beam for stress self-adjusting aircraft rescue, which comprises a main lifting beam, main lifting beam hanging strips, auxiliary lifting beams and auxiliary lifting beam hanging strips, wherein the main lifting beam hanging strips are symmetrically arranged at two ends of the upper part of the main lifting beam, and the two ends of the lower part of the main lifting beam are connected with the auxiliary lifting beams through the auxiliary lifting beam hanging strips, and the aircraft rescue device is characterized in that: pulley blocks are arranged at intervals at the lower part of each auxiliary hanging beam, and a hanging sling is wound on each pulley block at two sides. The lifting beam for the rescue of the airplane has the advantages of being scientific and reasonable in structural design, capable of achieving stress self-adjustment, guaranteeing the lifting stability of the airplane, prolonging the service life of the main hanging belt, wide in applicable model range and easy to achieve, and is high in innovation.
Description
Technical Field
The utility model belongs to the field of aircraft rescue devices, and relates to a hanging beam, in particular to a hanging beam for stress self-adjusting aircraft rescue.
Background
The lifting beam for the rescue of the aircraft is a device for lifting the aircraft when the aircraft is in an accident, and the aircraft is transferred by using a U-shaped uploading or moving trailer after the lifting.
The existing hanging beam generally comprises a main hanging beam, main hanging beam hanging strips, auxiliary hanging beams, auxiliary hanging beam hanging strips and main hanging strips, wherein the main hanging beam hanging strips connected to hoisting equipment are symmetrically arranged at two ends of the upper part of the main hanging beam, the auxiliary hanging beams are symmetrically arranged at two ends of the lower part of the main hanging beam through the auxiliary hanging beam hanging strips, and a plurality of U-shaped main hanging strips are connected between the auxiliary hanging beams at two sides. During rescue, the aircraft is lifted up through the U-shaped main hanging belt.
Because the types of the aircrafts are different or the flatness of the contact positions with the aircrafts is different, each main hanging strip on the hanging beam can not bear force uniformly when the aircrafts are lifted, the weight of the aircrafts is mainly concentrated on a plurality of main hanging strips, so that the bearing area is smaller, and the stability of the aircrafts during lifting is affected; and also affects the life of the main harness which is subject to frequent stress for a long period of time.
In order to solve the problem that the stress of the main suspender is uneven, in the prior art, a structure is provided for connecting a pulley between each main suspender and a steel wire rope, the pulley is provided with a wheel, the steel wire rope can adjust the shrinkage of the steel wire rope to adjust the height of the main suspender through the wheel, the main suspender is guaranteed to have the same stress, and after the suspender is used for holding an airplane, the steel wire rope can automatically adjust the suspender through pulleys due to different stress when the suspender is lifted, so that the purpose of the same stress of the suspender is achieved. However, in the structure, because the pulleys are required to be connected to each main hanging belt, more parts of the existing hanging beam are caused, and the structure is complex.
Disclosure of Invention
The utility model aims to provide the lifting beam for the rescue of the airplane, which has scientific and reasonable structural design, can self-regulate the stress, ensure the lifting stability of the airplane, prolong the service life of the main hanging strip and is easy to realize.
The utility model solves the technical problems by the following technical proposal:
the utility model provides a atress self-interacting formula aircraft rescue is with hanging beam, includes main hanging beam, main hanging beam suspender, vice hanging beam and vice hanging beam suspender main hanging beam's upper portion both ends symmetry is provided with main hanging beam suspender, is connected with vice hanging beam at main hanging beam's lower part both ends through vice hanging beam suspender, its characterized in that: pulley blocks are arranged at intervals at the lower part of each auxiliary hanging beam, and a hanging sling is wound on each pulley block at two sides.
The hoisting sling is formed by connecting a plurality of sling groups through steel wires, each sling group comprises a pulley sling, a main sling connecting piece and a main sling, two ends of each main sling are connected with the pulley slings through the main sling connecting pieces, the pulley slings between two adjacent sling groups are connected through the steel wires, the steel wires at the positions are wound on the pulley blocks, and the steel wires at two ends of the hoisting sling are connected to the hoisting rings at two ends of the auxiliary hoisting beam.
The main sling connecting piece comprises a hanging ring, a U-shaped head, connecting bolts and nuts, wherein the hanging ring is arranged at two ends of the pulley sling, the U-shaped head is hung on the hanging ring, the opening of the U-shaped head is connected with the hanging ring through the matching of the connecting bolts and the nuts, and the connecting bolts are arranged on the connecting lugs at two ends of the main sling in a penetrating mode.
The pulley blocks are arranged on the auxiliary hanging beam through adjusting seats, the adjusting seats are composed of a first horizontal part, a second horizontal part and a first vertical part, the first vertical part is vertically bent upwards at two ends of the first horizontal part, the second horizontal part is vertically bent inwards at the upper ends of the two first vertical parts, vertical grooves are formed in the middle parts of the two first vertical parts, and limiting threaded holes are formed in the grooves;
an adjusting toothed plate is arranged at the bottom of the auxiliary hanging beam, the adjusting toothed plate is of a structure that teeth which are uniformly distributed at intervals are symmetrically arranged on two sides of a plate body, and a spacing opening is formed in a space between every two teeth;
the adjusting seat is slidably connected to the adjusting toothed plate through a second horizontal part on the adjusting seat, and is limited in a limiting opening of the adjusting toothed plate through a limiting screw extending out of a limiting threaded hole to fix the adjusting seat.
And the hanging ring is arranged on the auxiliary hanging beam through the adjusting seat.
And main hanging beam adjusting holes which are uniformly distributed at intervals are formed in two ends of the main hanging beam, hanging strip connecting pieces are arranged on the main hanging beam adjusting holes, the upper parts of the hanging strip connecting pieces are connected with main hanging beam hanging strips, and the lower parts of the hanging strip connecting pieces are connected with auxiliary hanging beam hanging strips.
The utility model has the advantages and beneficial effects that:
1. this atress self-interacting formula aircraft is saved and is used hanging beam through designing traditional many independent hoist and mount suspenders into one hoist and mount suspender of connecting through the pulley, when using, can carry out the regulation of hoist and mount suspender length by oneself according to the position of contact to after lifting by crane, play the effect of equipartition atress, guaranteed the reliable bearing to the aircraft, the life of extension suspender. Compared with the prior hanging beam, the configuration of the pulley is omitted, the number of equipment parts is reduced, the structure is optimized, and the cost is reduced.
2. This atress self-interacting formula aircraft rescue is with hanging beam through designing every suspender group into interval adjustable structure, can conveniently adjust bearing area according to different models, further guarantees the reliability of bearing.
3. The lifting beam for the rescue of the airplane has the advantages of being scientific and reasonable in structural design, capable of achieving stress self-adjustment, guaranteeing the lifting stability of the airplane, prolonging the service life of the main hanging belt, wide in applicable model range and easy to achieve, and is high in innovation.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the mounting structure of the strap attachment of the present utility model to a main hanging beam;
FIG. 3 is a schematic view of the construction of the main harness connection of the present utility model;
FIG. 4 is a schematic structural view of the pulley block and the hanging ring of the utility model mounted on the auxiliary hanging beam;
fig. 5 is a schematic structural view of the adjusting seat assembled on the adjusting toothed plate.
Reference numerals
1-main hanging strip, 2-main hanging strip connecting piece, 3-pulley hanging strip, 4-end steel wire rope, 5-hanging ring, 6-pulley block, 7-middle steel wire rope, 8-auxiliary hanging beam connecting piece, 9-auxiliary hanging beam hanging strip, 10-auxiliary hanging beam hanging strip connecting piece, 11-main hanging beam connecting piece, 12-main hanging beam hanging strip, 13-main hanging beam, 14-auxiliary hanging beam, 15-hanging strip connecting piece, 16-main hanging beam adjusting hole, 17-hanging ring, 18-U-shaped head, 19-connecting bolt, 20-connecting lug, 21-plate body, 22-adjusting toothed plate, 23-adjusting seat, 24-limiting opening, 25-tooth, 26-first horizontal part, 27-first vertical part, 28-limiting threaded hole and 29-second horizontal part.
Detailed Description
The utility model is further illustrated by the following examples, which are intended to be illustrative only and not limiting in any way.
The utility model provides a atress self-interacting formula aircraft rescue is with hanging beam, includes main hanging beam 13, main hanging beam suspender 12, vice hanging beam 14 and vice hanging beam suspender 9 the upper portion both ends of main hanging beam are provided with main hanging beam suspender through main hanging beam connecting piece 11 symmetry, are connected with vice hanging beam at main hanging beam's lower part both ends through vice hanging beam suspender, and vice hanging beam suspender passes through vice hanging beam connecting piece 8 to be connected on vice hanging beam, and vice hanging beam suspender passes through vice hanging beam suspender connecting piece 10 to be connected on main hanging beam, its innovation lies in: pulley blocks 6 are arranged at intervals at the lower part of each auxiliary hanging beam, and a hanging sling is wound on each pulley block at two sides. The lifting sling can stretch back and forth on the pulley block to adjust the stress of the contact part with the airplane, thereby playing a role in self-adjusting the stress.
The hoisting sling is formed by connecting a plurality of sling groups through steel wires 4, each sling group comprises a pulley sling 3, a main sling connecting piece 2 and a main sling 1, two ends of each main sling are connected with the pulley slings through the main sling connecting piece, the pulley slings between every two adjacent sling groups are connected through an intermediate steel wire rope 7, the steel wires at the positions are wound on pulley blocks, and two ends of the hoisting sling are connected to hanging rings 21 at two ends of the auxiliary hanging beam through end steel wires 4.
The main suspender connecting piece comprises a hanging ring 17, a U-shaped head 18, connecting bolts 19 and nuts, wherein the hanging ring is arranged at two ends of the pulley suspender, the U-shaped head is hung on the hanging ring, the opening of the U-shaped head is connected with the hanging ring through the cooperation of the connecting bolts and the nuts, and the connecting bolts are arranged on the connecting lugs 20 at two ends of the main suspender in a penetrating mode.
In order to adapt to more aircraft models and enable the bearing area of the lifting sling to be adjustable, the pulley block and the lifting ring connected with the steel wire rope are designed to be of an adjustable structure on the auxiliary lifting beam, and the adjustable function is realized through the cooperation of the adjusting seat and the adjusting toothed plate, and the specific structure is as follows:
the pulley blocks are mounted on the auxiliary hanging beam through adjusting seats 23, the adjusting seats are composed of a first horizontal portion 26, a second horizontal portion 29 and a first vertical portion 27, the first vertical portion is vertically bent upwards at two ends of the first horizontal portion, the second horizontal portion is vertically bent inwards at the upper ends of the two first vertical portions, vertical grooves are formed in the middle of the two first vertical portions, and limiting threaded holes 28 are formed in the grooves;
an adjusting toothed plate 22 is arranged at the bottom of the auxiliary hanging beam, the adjusting toothed plate is of a structure that teeth 25 which are uniformly distributed at intervals are symmetrically arranged at two sides of a plate body 21, and a spacing opening 24 is formed in a space between every two teeth;
the adjusting seat is slidably connected to the adjusting toothed plate through a second horizontal part on the adjusting seat, and is limited in a limiting opening of the adjusting toothed plate through a limiting screw extending out of a limiting threaded hole to fix the adjusting seat.
The lifting ring is arranged on the auxiliary lifting beam through the adjusting seat.
In order to adapt the width of the aircraft to be rescued, the spacing between the auxiliary hanging beams is also designed to be an adjustable structure. Main hanging beam adjusting holes 16 are uniformly distributed at intervals at two ends of the main hanging beam, hanging strip connecting pieces 15 are arranged on the main hanging beam adjusting holes, the upper parts of the hanging strip connecting pieces are connected with main hanging beam hanging strips, and the lower parts of the hanging strip connecting pieces are connected with auxiliary hanging beam hanging strips.
The working process of the utility model is as follows:
1. the number and the combination mode of pulley blocks and hanging rings which are arranged on the auxiliary hanging beam are determined according to the model of the aircraft to be rescued;
2. adjusting the interval between pulley blocks and the interval between the pulley blocks and the hanging ring on the auxiliary hanging beam;
3. installing a steel wire rope, a pulley sling and a main sling connecting piece;
4. installing an auxiliary hanging beam connecting piece, an auxiliary hanging beam hanging strip, a main hanging beam connecting piece and a main hanging beam hanging strip;
5. connecting the other end of the main hanging beam hanging strip to a crane hook;
6. the installed parts are moved to the airplane hanging area by a crane, so that auxiliary hanging beams are positioned on two sides of the airplane body and are placed on auxiliary hanging beam brackets;
7. sequentially connecting two ends of the main hanging strip to the main hanging strip connecting piece;
8. and (3) lifting by a crane, and slowly lifting the machine body until the plane is in a horizontal posture.
The adjustable pulley block and the adjustable hanging ring designed by the utility model meet the adjustment requirements of different distances, thereby meeting the rescue requirements of various models; the connection mode of the main suspenders ensures that each main suspender is equally stressed and ensures the stability of bearing. The hanging beam is simple in structure and convenient to operate.
Although the embodiments of the present utility model and the accompanying drawings have been disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the utility model and the appended claims, and therefore the scope of the utility model is not limited to the embodiments and the disclosure of the drawings.
Claims (6)
1. The utility model provides a atress self-interacting formula aircraft rescue is with hanging beam, includes main hanging beam, main hanging beam suspender, vice hanging beam and vice hanging beam suspender main hanging beam's upper portion both ends symmetry is provided with main hanging beam suspender, is connected with vice hanging beam at main hanging beam's lower part both ends through vice hanging beam suspender, its characterized in that: pulley blocks are arranged at intervals at the lower part of each auxiliary hanging beam, and a hanging sling is wound on each pulley block at two sides.
2. A lifting beam for aircraft rescue with self-adjusting force as defined in claim 1, wherein: the hoisting sling is formed by connecting a plurality of sling groups through steel wires, each sling group comprises a pulley sling, a main sling connecting piece and a main sling, two ends of each main sling are connected with the pulley slings through the main sling connecting piece, the pulley slings between every two adjacent sling groups are connected through the steel wires, the steel wires at pulley sling positions between every two adjacent sling groups are wound on the pulley blocks, and the steel wires at two ends of the hoisting sling are connected to the hoisting rings at two ends of the auxiliary hoisting beam.
3. A lifting beam for aircraft rescue with self-adjusting force as defined in claim 2, wherein: the main suspender connecting piece comprises a hanging ring, a U-shaped head, connecting bolts and nuts, wherein the hanging ring is arranged at two ends of the pulley suspender, the U-shaped head is hung on the hanging ring, the opening of the U-shaped head is connected with the hanging ring through the matching of the connecting bolts and the nuts, and the connecting bolts are arranged on the connecting lugs at two ends of the main suspender in a penetrating mode.
4. A lifting beam for aircraft rescue with self-adjusting force as defined in claim 1, wherein: the pulley blocks are arranged on the auxiliary hanging beam through adjusting seats, the adjusting seats are formed by a first horizontal part, a second horizontal part and a first vertical part, the first vertical parts are vertically bent upwards at two ends of the first horizontal part, the second horizontal parts are vertically bent inwards at the upper ends of the two first vertical parts, vertical grooves are formed in the middle parts of the two first vertical parts, and limiting threaded holes are formed in the grooves;
an adjusting toothed plate is arranged at the bottom of the auxiliary hanging beam, the adjusting toothed plate is of a structure that teeth which are uniformly distributed at intervals are symmetrically arranged on two sides of a plate body, and a spacing opening is formed in a space between every two teeth;
the adjusting seat is slidably connected to the adjusting toothed plate through a second horizontal part on the adjusting seat, and is limited in a limiting opening of the adjusting toothed plate through a limiting screw extending out of a limiting threaded hole to fix the adjusting seat.
5. A lifting beam for aircraft rescue with self-adjusting force as defined in claim 2, wherein: the lifting ring is arranged on the auxiliary lifting beam through the adjusting seat.
6. A lifting beam for aircraft rescue with self-adjusting force as defined in claim 1, wherein: main hanging beam adjusting holes are uniformly distributed at intervals at two ends of the main hanging beam, hanging strip connecting pieces are arranged on the main hanging beam adjusting holes, the upper parts of the hanging strip connecting pieces are connected with main hanging beam hanging strips, and the lower parts of the hanging strip connecting pieces are connected with auxiliary hanging beam hanging strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321360834.4U CN220745091U (en) | 2023-05-31 | 2023-05-31 | Lifting beam for aircraft rescue with self-adjusting stress |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321360834.4U CN220745091U (en) | 2023-05-31 | 2023-05-31 | Lifting beam for aircraft rescue with self-adjusting stress |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220745091U true CN220745091U (en) | 2024-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321360834.4U Active CN220745091U (en) | 2023-05-31 | 2023-05-31 | Lifting beam for aircraft rescue with self-adjusting stress |
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| Country | Link |
|---|---|
| CN (1) | CN220745091U (en) |
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2023
- 2023-05-31 CN CN202321360834.4U patent/CN220745091U/en active Active
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