阅读说明：本技术 一种飞机座椅、座舱盖通用吊车 (General crane for aircraft seat and canopy ) 是由 陈耀东 汪兆兴 曹智 那铭晨 韩国强 高艳 于 2021-07-21 设计创作，主要内容包括：本发明公开了一种飞机座椅、座舱盖通用吊车,包括主操作台和副操作台,所述主操作台的一端设置有牵引架,且主操作台的另一端设置有主台支脚架,所述牵引架以及主台支脚架与主操作台之间均通过转轴连接,所述副操作台设置在主操作台的正上方,本发明的支杆收放臂收放进入副操作台内部后,可以带动支撑杆展开,且吊装臂均为可折叠收放结构,能够实现吊车的快速展开与收放,有利于提高吊装作业的工作效率；平衡臂牵引钢索尾端可以通过绳结固定在钢索拉杆内部的任意通孔中,通过改变平衡臂牵引钢索尾端固定位置,进而实现带动平衡臂发生不同程度的倾斜,倾斜度不同的平衡臂则可以实现调节副吊装臂吊装的高度不同,更有利于吊车作业空间大小的调节。(The invention discloses a general crane for aircraft seats and canopy covers, which comprises a main operating platform and an auxiliary operating platform, wherein one end of the main operating platform is provided with a traction frame, the other end of the main operating platform is provided with a main platform foot rest, the traction frame and the main platform foot rest are connected with the main operating platform through rotating shafts, and the auxiliary operating platform is arranged right above the main operating platform; the tail end of the balance arm traction steel cable can be fixed in any through hole in the steel cable pull rod through a knot, the tail end fixing position of the balance arm traction steel cable is changed, the balance arm is driven to incline in different degrees, the height of the auxiliary hoisting arm can be adjusted by the balance arm with different inclinations, and the crane operation space size can be adjusted.)

1. An aircraft seat, general crane of canopy, include main operation panel (1) and vice operation panel (9), its characterized in that: one end of the main operating platform (1) is provided with a traction frame (8), the other end of the main operating platform (1) is provided with a main platform foot rest (7), the traction frame (8) and the main platform foot rest (7) are connected with the main operating platform (1) through a rotating shaft, the auxiliary operating platform (9) is arranged right above the main operating platform (1), a turntable (6) is arranged between the auxiliary operating platform (9) and the main operating platform (1), one end of the auxiliary operating platform (9) is fixed with a steel cable pull rod (21), a support rod retracting arm (27) is embedded into the other end of the auxiliary operating platform (9), one side of the auxiliary operating platform (9) corresponding to the steel cable pull rod (21) is provided with a winch (10), one side of the top end of the auxiliary operating platform (9) is provided with a main support rod (5), the main support rod (5) is connected with the auxiliary operating platform (9) through a rotating shaft, and the top end of the main supporting rod (5) is provided with an auxiliary supporting rod (4), the auxiliary supporting rod (4) is connected with the main supporting rod (5) through a rotating shaft, the top end of the auxiliary supporting rod (4) is embedded with a telescopic supporting rod (3), a supporting rod limiting bolt (20) penetrates between the telescopic supporting rod (3) and the auxiliary supporting rod (4), the top end of the telescopic supporting rod (3) is provided with a balance arm (14), the balance arm (14) is connected with the telescopic supporting rod (3) through a rotating shaft, one end of the balance arm (14) is provided with a main hoisting arm (2), a balance arm positioning nail (23) and a balance arm rotating nail (24) penetrate between the balance arm (14) and the main hoisting arm (2), one end of the main hoisting arm (2) is provided with an auxiliary hoisting arm (17), the auxiliary hoisting arm (17) is connected with the main hoisting arm (2) through a rotating shaft, and an auxiliary suspension arm positioning nail (25) is embedded between the auxiliary hoisting arm (17) and the main hoisting arm (2), the top end of the support rod retracting and releasing arm (27) is provided with a lower support arm (12), one side of the top end of the support rod retracting and releasing arm (27) is provided with a retracting and releasing arm joint B (16), the lower support arm (12) is connected with the support rod retracting and releasing arm (27) through a rotating shaft, one end of the lower support arm (12) is provided with an upper support arm (13), a rotating shaft is embedded between the top end of the upper support arm (13) and the auxiliary support rod (4), the upper support arm (13) is connected with the lower support arm (12) through a rotating shaft, the rotating shaft penetrates through the center of the lower support arm (12) and the center of the main support rod (5), a retracting and releasing arm joint A (15) is arranged on one side of the top end of the auxiliary operating platform (9), and an auxiliary support rod (11) is fixed on the upper surface of the auxiliary operating platform (9), a pin penetrates between the retractable arm joint A (15) and the retractable arm joint B (16), and a main boom arm block (19) is fixed on one side of the auxiliary support rod (4).

2. An aircraft seat, canopy universal crane according to claim 1, wherein: the outer side of the winch (10) is wound with a hoisting steel cable (26), fixed pulleys (18) are arranged at the two ends of the balance arm (14), the top end of the main hoisting arm (2) and the top end of the auxiliary hoisting arm (17), and one end of the hoisting steel cable (26) bypasses the fixed pulleys (18).

3. An aircraft seat, canopy universal crane according to claim 1, wherein: a balance arm traction steel cable (22) is arranged between the steel cable pull rod (21) and the balance arm (14), the top end of the balance arm traction steel cable (22) is knotted and fixed with the balance arm (14), and the bottom end of the balance arm traction steel cable (22) is knotted and fixed with the steel cable pull rod (21).

4. An aircraft seat, canopy universal crane according to claim 1, wherein: the support rod folding and unfolding arm (27) and the auxiliary operating platform (9) are fixedly connected through a folding and unfolding arm joint B (16) arranged on one side of the top end of the support rod folding and unfolding arm (27) and a folding and unfolding arm joint A (15) arranged on one side of the top end of the auxiliary operating platform (9), and the folding and unfolding arm joint B (16) and the folding and unfolding arm joint A (15) are fixed in a limiting mode through pins.

5. An aircraft seat, canopy universal crane according to claim 1, wherein: universal wheels are arranged at the bottom end points of the main operating platform (1).

6. An aircraft seat, canopy universal crane according to claim 3, wherein: through holes are uniformly formed in the steel cable pull rod (21), and the tail end of the balance arm traction steel cable (22) is tied at the position of the through hole formed in the steel cable pull rod (21).

Technical Field

The invention belongs to the technical field of installation equipment of engine base hatch covers, and particularly relates to a general crane for an aircraft seat and a hatch cover.

Background

The canopy is a transparent glass canopy above a special cockpit, which is positioned in a fuselage of an aircraft pilot or a flight crew, and the seats of the cockpit and the canopy of the aircraft need to be lifted and installed by using a special installation crane during installation, so that the equipment is complicated in unfolding and folding operations due to the restriction of the structural form of the canopy, the transition of the crane is inconvenient, and the universality and the maneuvering transition capacity of the traditional canopy crane are not suitable for the application of the current aircraft.

Disclosure of Invention

The invention aims to provide a general crane for aircraft seats and canopy, which solves the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a general crane for airplane seats and canopy comprises a main operating platform and an auxiliary operating platform, wherein one end of the main operating platform is provided with a traction frame, the other end of the main operating platform is provided with a main platform foot rest, the traction frame, the main platform foot rest and the main operating platform are connected through a rotating shaft, the auxiliary operating platform is arranged right above the main operating platform, a turntable is arranged between the auxiliary operating platform and the main operating platform, one end of the auxiliary operating platform is fixed with a steel cable pull rod, a support rod retractable arm is embedded into the other end of the auxiliary operating platform, one side of the auxiliary operating platform corresponding to the steel cable pull rod is provided with a winch, a main support rod is arranged on one side of the top end of the auxiliary operating platform, the main support rod and the auxiliary operating platform are connected through a rotating shaft, an auxiliary support rod is arranged on the top end of the main support rod, the auxiliary support rod and the main support rod are connected through a rotating shaft, and a telescopic support rod is embedded into the top end of the auxiliary support rod, a supporting rod limiting bolt penetrates between the telescopic supporting rod and the auxiliary supporting rod, a balance arm is arranged at the top end of the telescopic supporting rod, the balance arm is connected with the telescopic supporting rod through a rotating shaft, a main hoisting arm is arranged at one end of the balance arm, a balance arm positioning nail and a balance arm rotating nail penetrate between the balance arm and the main hoisting arm, an auxiliary hoisting arm is arranged at one end of the main hoisting arm, the auxiliary hoisting arm is connected with the main hoisting arm through a rotating shaft, an auxiliary hoisting arm positioning nail is embedded between the auxiliary hoisting arm and the main hoisting arm, a lower supporting arm is arranged at the top end of the supporting rod retracting arm, a retracting arm joint B is arranged on one side of the top end of the supporting rod retracting arm, the lower supporting arm is connected with the supporting rod retracting arm through a rotating shaft, an upper supporting arm is arranged at one end of the lower supporting arm, and a rotating shaft is embedded between the top end of the upper supporting arm and the auxiliary supporting rod, and go up between support arm and the lower support arm and be connected through the pivot, the pivot has been run through at the center of lower support arm and the center of main tributary vaulting pole, top one side of vice operation panel is provided with receive and releases arm joint A, and the last fixed surface of vice operation panel has the auxiliary rod support frame, it has the pin to run through between receiving and releasing arm joint A and receiving and releasing arm joint B, one side of auxiliary support pole is fixed with main davit stretcher piece.

Preferably, a hoisting steel cable is wound on the outer side of the winch, fixed pulleys are arranged at the two ends of the balance arm, the top end of the main hoisting arm and the top end of the auxiliary hoisting arm, and one end of the hoisting steel cable is wound around the fixed pulleys.

Preferably, a balance arm traction steel cable is arranged between the steel cable pull rod and the balance arm, the top end of the balance arm traction steel cable is knotted and fixed with the balance arm, and the bottom end of the balance arm traction steel cable is knotted and fixed with the steel cable pull rod.

Preferably, the support rod retracting arm and the auxiliary operating platform are fixedly connected through a retracting arm joint B arranged on one side of the top end of the support rod retracting arm and a retracting arm joint A arranged on one side of the top end of the auxiliary operating platform, and the retracting arm joint B and the retracting arm joint A are fixed in a limiting mode through pins.

Preferably, universal wheels are arranged at the bottom end points of the main operating platform.

Preferably, through holes are uniformly formed in the steel cable pull rod, and the tail end of the balance arm traction steel cable is tied at the through holes formed in the steel cable pull rod.

Compared with the prior art, the invention has the beneficial effects that:

1. after the support rod retracting arm retracts into the auxiliary operating platform, the support rod can be driven to unfold, and the hoisting arms are of foldable retracting structures, so that the crane can be unfolded and retracted quickly, and the working efficiency of hoisting operation can be improved.

2. The tail end of the balance arm traction steel cable can be fixed in any through hole in the steel cable pull rod through a knot, the tail end fixing position of the balance arm traction steel cable is changed, the balance arm is driven to incline in different degrees, the height of the auxiliary hoisting arm can be adjusted by the balance arm with different inclinations, and the crane operation space size can be adjusted.

3. The fork frame composed of the lower supporting arm, the upper supporting arm, the main supporting rod and the auxiliary supporting rod is an asymmetric fork frame structure, the fork frame structure is a mechanical structure commonly adopted by stroke amplification, and the asymmetric fork frame structure has the advantages of high efficiency, good stability and the like.

Drawings

FIG. 1 is a schematic front view of the present invention after deployment;

FIG. 2 is a schematic structural view of the hoisting cable and the balance arm traction cable of the present invention in front view after they are disassembled;

in the figure: 1. a main operating table; 2. a main hoisting arm; 3. a telescopic stay bar; 4. an auxiliary support rod; 5. a main support bar; 6. a turntable; 7. a main platform foot support; 8. a traction frame; 9. a sub-console; 10. a winch; 11. an auxiliary rod support frame; 12. a lower support arm; 13. an upper support arm; 14. a balance arm; 15. a retracting arm joint A; 16. a retracting arm joint B; 17. an auxiliary hoisting arm; 18. a fixed pulley; 19. a main boom arm block; 20. a stay bar limit bolt; 21. a wire rope pull rod; 22. a balance arm traction wire rope; 23. a balance arm positioning nail; 24. the balance arm rotates the nail; 25. an auxiliary suspension arm positioning nail; 26. hoisting a steel cable; 27. and a support rod retracting arm.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 and 2, the present invention provides the following technical solutions: a general crane for airplane seats and canopy comprises a main operating platform 1 and an auxiliary operating platform 9, wherein one end of the main operating platform 1 is provided with a traction frame 8, the other end of the main operating platform 1 is provided with a main platform foot rest 7, the traction frame 8 and the main platform foot rest 7 are connected with the main operating platform 1 through rotating shafts, the auxiliary operating platform 9 is arranged right above the main operating platform 1, a turntable 6 is arranged between the auxiliary operating platform 9 and the main operating platform 1, one end of the auxiliary operating platform 9 is fixed with a steel cable pull rod 21, the other end of the auxiliary operating platform 9 is embedded with a support rod retracting arm 27, one side of the auxiliary operating platform 9 corresponding to the steel cable pull rod 21 is provided with a winch 10, one side of the top end of the auxiliary operating platform 9 is provided with a support rod main support rod 5, the main support rod 5 is connected with the auxiliary operating platform 9 through a rotating shaft, the top end of the main support rod 5 is provided with an auxiliary support rod 4, the auxiliary support rod 4 is connected with the main support rod 5 through a rotating shaft, a telescopic support rod 3 is embedded in the top end of the auxiliary support rod 4, a support rod limit bolt 20 penetrates between the telescopic support rod 3 and the auxiliary support rod 4, a balance arm 14 is arranged at the top end of the telescopic support rod 3, the balance arm 14 is connected with the telescopic support rod 3 through a rotating shaft, a main hoisting arm 2 is arranged at one end of the balance arm 14, a balance arm positioning nail 23 and a balance arm rotating nail 24 penetrate between the balance arm 14 and the main hoisting arm 2, an auxiliary hoisting arm 17 is arranged at one end of the main hoisting arm 2, the auxiliary hoisting arm 17 is connected with the main hoisting arm 2 through a rotating shaft, an auxiliary hoisting arm positioning nail 25 is embedded between the auxiliary hoisting arm 17 and the main hoisting arm 2, a lower support arm 12 is arranged at the top end of the support rod retracting arm 27, a retracting arm joint B16 is arranged at one side of the top end of the support rod retracting arm 27, the lower support arm 12 is connected with the support rod retracting arm 27 through a rotating shaft, and upper support arm 13 is arranged at one end of the lower support arm 12, the rotating shaft is embedded between the top end of the upper supporting arm 13 and the auxiliary supporting rod 4, the upper supporting arm 13 is connected with the lower supporting arm 12 through the rotating shaft, the rotating shaft penetrates through the center of the lower supporting arm 12 and the center of the main supporting rod 5, a retractable arm joint A15 is arranged on one side of the top end of the auxiliary operating platform 9, an auxiliary rod supporting frame 11 is fixed on the upper surface of the auxiliary operating platform 9, a pin penetrates through the retractable arm joint A15 and the retractable arm joint B16, and a main suspension arm supporting block 19 is fixed on one side of the auxiliary supporting rod 4.

In order to lift the aircraft canopy, in the present embodiment, preferably, a lifting cable 26 is wound around the outer side of the winch 10, the fixed pulleys 18 are disposed at both ends of the balance arm 14, at the top end of the main lifting arm 2, and at the top end of the auxiliary lifting arm 17, and one end of the lifting cable 26 goes around the fixed pulleys 18.

In order to fix the inclination angle of the balance arm 14, in this embodiment, it is preferable that a balance arm pulling cable 22 is disposed between the cable pull rod 21 and the balance arm 14, a top end of the balance arm pulling cable 22 is tied and fixed to the balance arm 14, and a bottom end of the balance arm pulling cable 22 is tied and fixed to the cable pull rod 21.

In order to stabilize the connection between the support rod retracting arm 27 and the sub-operating platform 9 and facilitate the retraction and deployment of the entire crane, in the present embodiment, it is preferable that the support rod retracting arm 27 and the sub-operating platform 9 are connected and fixed by a retracting arm joint B16 provided on the top end side of the support rod retracting arm 27 and a retracting arm joint a15 provided on the top end side of the sub-operating platform 9, and the retracting arm joint B16 and the retracting arm joint a15 are fixed by a pin.

In order to facilitate the movement of the main operating board 1, in the present embodiment, it is preferable that universal wheels are disposed at bottom end points of the main operating board 1.

In order to change the inclination angle of the balance arm 14 and further change the working space of the crane, in this embodiment, preferably, through holes are uniformly formed in the cable pull rod 21, and the tail end of the balance arm traction cable 22 is tied at the through hole formed in the cable pull rod 21.

In order to be more stable, in this embodiment, preferably, after the crane is retracted, the auxiliary support rod support frame 11 plays a supporting role for the auxiliary support rod; the main boom arm 19 supports the main hoisting arm 2, and the main boom arm 19 is made of rubber.

In the present embodiment, the main operating table 1, the traction frame 8, the main table foot rest 7, the winch 10, the turntable 6, and the telescopic supporting rod 3 are all the prior art.

The working principle and the using process of the invention are as follows: after the crane is installed, firstly, the installation and the safety protection of the crane are checked, then the crane can be used, when the crane is in a retraction state and needs to be used, firstly, the traction frames 8 and the main platform foot supports 7 at two ends of the main operating platform 1 are opened so as to support the main operating platform 1, then, the strut limiting bolts 20 are disassembled, the extending length of the telescopic strut 3 is adjusted to be proper, then, the strut limiting bolts 20 are reinstalled, then, the balance arm 14 is rotated to be parallel to the main hoisting arm 2, the balance arm positioning nails 23 are reinstalled and inserted between the balance arm 14 and the main hoisting arm 2, so that the balance arm 14 and the main hoisting arm 2 are firmly fixed, the auxiliary hoisting arm 17 is rotated to be parallel to the main hoisting arm 2, and the auxiliary hoisting nail 25 is reinserted, so that the auxiliary hoisting arm 17 and the main hoisting arm 2 are firmly fixed, at this time, the strut retraction arm 27 can be pushed inwards, the support rod retracting and releasing arm 27 is retracted and enters the interior of the auxiliary operating table 9 until the retracting and releasing arm joint A15 and the retracting and releasing arm joint B16 are overlapped in the front view direction, and then a pin is inserted into the retracting and releasing arm joint A15 and the retracting and releasing arm joint B16 in a penetrating manner, so that the support rod retracting and releasing arm 27 can be fixed; along with the retraction of the support rod retracting arm 27 into the interior of the auxiliary operating table 9, the lower support arm 12 drives the upper support arm 13, the main support rod 5 and the auxiliary support rod 4 to be unfolded until the main support rod 5 and the auxiliary support rod 4 are parallel; at this time, the tail end of the hoisting steel cable 26 is fixed with the object to be hoisted, and the object can be hoisted by controlling the hoist 10; when the crane needs to be folded and unfolded, the operation is reversed as the working principle is the same.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.