CN2793033Y - Mechanical hoisting stand of helicopter - Google Patents

Mechanical hoisting stand of helicopter Download PDF

Info

Publication number
CN2793033Y
CN2793033Y CN 200420112072 CN200420112072U CN2793033Y CN 2793033 Y CN2793033 Y CN 2793033Y CN 200420112072 CN200420112072 CN 200420112072 CN 200420112072 U CN200420112072 U CN 200420112072U CN 2793033 Y CN2793033 Y CN 2793033Y
Authority
CN
China
Prior art keywords
main
cantilever
helicopter
lifting pillar
fork ear
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 200420112072
Other languages
Chinese (zh)
Inventor
宋志民
沈明斋
高明宇
王兴铭
宋诗义
李希岩
张明亮
付立志
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harbin Aviation Industry Group Co Ltd
Original Assignee
Harbin Aviation Industry Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Harbin Aviation Industry Group Co Ltd filed Critical Harbin Aviation Industry Group Co Ltd
Priority to CN 200420112072 priority Critical patent/CN2793033Y/en
Application granted granted Critical
Publication of CN2793033Y publication Critical patent/CN2793033Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a machine crane supporting frame which is used when a helicopter is in repair and maintenance and is composed of a main crane supporting post, a supporting rod, a cantilever, etc. A pulley is arranged on the top end of the main crane supporting post, the back part has a winch seat, the bottom part of the main crane supporting post is connected with a rotary body through a shaft sleeve, and the rotary body is arranged on a fixed part; the supporting rod arranged on one side of the main crane supporting post comprises a transverse and a longitudinal supporting rods, one end of the main cantilever is fixedly connected with the top part of the main crane supporting post through a U-shaped fork ear, a short cantilever is sheathed on the main cantilever, and the collapsing length of the main cantilever can be adjusted through changing the connecting position of the main cantilever via the U-shaped fork ear on the main cantilever. A long cantilever is arranged above the supporting rod which is composed of the main cantilever and the short cantilever through the U-shaped fork ear, and the collapsing length of the long cantilever can be adjusted through changing the connecting position of the U-shaped fork ear, the connecting position of the main cantilever and the connecting position of the short cantilever. An adjusting threaded spindle which plays a role in support and adjustment is arranged between a pipe sleeve of the main crane supporting post and the main cantilever. The utility model has the advantages of light weight, simple structure, flexible adjustment, convenient operation, high reliability, etc. The utility model has a function of one machine with multiple uses, and various indexes satisfy the use requirements of the helicopter.

Description

A kind of power jacking support that is used for helicopter
Technical field
The utility model is that a kind of helicopter that is used for is repaired the power jacking support that uses when safeguarding, belongs to helicopter maintenance equipment technical field.It relates to improvement on the present apparatus structure and the raising on the performance.
Background technology
The power jacking support is the important device of using in the helicopter maintenance process.It not only needs to install and fix firmly, and certain rigidity, intensity and alerting ability should be arranged, and requires hitch point freely to rotate in maintenance, repair; Support answer flexible operation, simple in structure, use reliably, and the length of hold-down arm can be regulated.
The existing device that is used to lift by crane main reduction gear, driving engine and the screw propeller of helicopter is not a specialized apparatus, uses inconvenience, complicated operation, costs an arm and a leg, and these device structure complexity, weight is big, and the in-use performance instability, the maintenance condition is higher.
Summary of the invention
The purpose of this utility model designs the power jacking support that is used for helicopter that a kind of new structure is provided at existing problem in the above-mentioned present equipment just, it is a kind of in light weight, simple in structure, the support of the power jacking suspension bracket that in-use performance is high is fit to the maintenance requirement of Z9 and other all kinds helicopter.Fill up the adverse influence that reduces owing to the maintenance, repair performance that does not have specialized equipment to cause; Further improve the maintenance, repair of Z9 series and other various model helicopters.The purpose of this utility model realizes by following technical measures:
The technical solution of the utility model is that the support of power jacking suspension bracket is a design platform with the Z9 helicopter, utilizes existing mooring point on the Z9 helicopter main reduction gear platform, the installation of realization support and fixing.This kind is used for the power jacking support of helicopter, it is by main lifting pillar, assembly such as strut bar and cantilever constitutes, the top of main lifting pillar is equipped with pulley, its rear portion is a winch bed, its structural design features is, the bottom of main lifting pillar is mounted on the swivel by axle sleeve, swivel is installed on the fixed parts, the strut bar that is installed in main lifting pillar-side comprises cross struts and vertical strut, one end of cross struts and vertical strut all is fixed on the fixed parts, its other end is fixedly connected on the pipe box at main lifting pillar middle part, pipe box is provided with being responsible for the catch gear of anglec of rotation location, one end of main boom is fixedly connected on the top of main lifting pillar by U type fork ear, short cantilever is sleeved on the main boom, its collapsing length can be regulated by the connection location of fork ear conversion of the U type on it and main boom, long cantilever is installed in the top of the pole of main boom and short cantilever formation by U type fork ear, and the collapsing length of long cantilever is regulated in the conversion that can pass through U type fork ear and main boom and short cantilever connection location, also being equipped with one between the pipe box of main lifting pillar and main boom rises and supports and the adjustment screw rod of corrective action, in addition, all be provided with pulley and the pulley fork ear that is used for fixing at the external part of short cantilever and the two ends of long cantilever.
Main lifting pillar is installed in the left side or the right side of aircraft, and it mainly is made up of rotating part and fixed part, and rotating part can drive crane arm and do 360 ° rotatablely moving, and rotating part is connected with fixed part by the albronze lining, reduces spin friction power.Fixed part is connected with vertical strut with cross struts, realizes both having supported lifting pillar moving part, can guarantee the function that lifting pillar moving part rotates flexibly again.Cross struts strides across main reduction gear and is installed on the corresponding mooring point, is used for cross-tie and support bracket fastened main lifting pillar.Vertically strut and main lifting pillar are installed on the corresponding mooring point in the same side of aircraft, are used for along the lifting pillar 5 of vector direction supported mechanical lifting hanger.The crane arm of support can be made of in a different manner short cantilever, main crane arm and 3 parts of long cantilever, and different according to the position of different lifting needs and Heave Here can be regulated the length of crane arm, thereby be realized multi-purpose function.The power jacking support has one to adjust screw rod, and it connects main gib and crane arm, is used for supporting the luffing angle that weighing arm also can be adjusted crane arm.
Description of drawings
Fig. 1 is the integral structure scheme drawing of the utility model support
Fig. 2 is the structural representation of the main lifting pillar of the utility model support
Fig. 3 is the structural representation of the cross struts of the utility model support
Fig. 4 is the structural representation of the long cantilever of the utility model support
Fig. 5 is the structural representation of the short cantilever of the utility model support
Fig. 6 is the structural representation of the main boom of the utility model support
Fig. 7 is the structural representation of the adjustment screw rod of the utility model support
The specific embodiment
Below with reference to drawings and Examples the utility model is further described:
Should be referring to shown in the accompanying drawing 1-7, this kind is used for the power jacking support of helicopter, it is by main lifting pillar 1, assembly such as strut bar and cantilever constitutes, the top of main lifting pillar 1 is equipped with pulley 9, play effect to the cable wire guiding, its rear portion is nutted winch bed 14, its structural design features is, the mobile jib of main lifting pillar 1 adopts a long solid drawn pipe, consider the rigidity and the requirement of strength of main lifting pillar 1, overlap the last layer solid drawn pipe as bushing pipe 13 in its outside, both are welded to connect in employing, be the function that realizes that main lifting pillar 1 can rotate in the horizontal direction, the bottom of lifting pillar 1 is mounted on the swivel by albronze axle sleeve 11, swivel is installed on the fixed parts, the strut bar that is installed in main lifting pillar 1 one sides comprises cross struts 2 and vertical strut 3, one end of cross struts 2 and vertical strut 3 all is fixed on the fixed parts, its other end is fixedly connected on the pipe box 12 at main lifting pillar 1 middle part, pipe box 12 is provided with being responsible for the catch gear 16 of 15 anglecs of rotation location, after support is adjusted to certain angle, come the rotation of limit bracket with it, swivel all is equipped with the albronze axle sleeve with the position that the middle part of being responsible for 15 contacts with pipe box 12 and contacts with pipe box 12 and rotary connection with fixed parts, cross struts 2 is made up of horizontal support 21 and vertical supports 22, for needs stride across main reduction gear, can pass from the main rotor bottom, both form right angle shapes, and each support all adopts the girder welded structure.Two supports adopt the quick-release pin to connect.Cross struts 2 strides across main reduction gear and uses the corresponding mooring point with aircraft of special joint to be connected, and it adopts the quick-release pin to be connected with the fixed part of main lifting pillar, and is easy for removal and installation.Vertically strut 3 adopts stainless-steel seamless pipe and U type fork ear to assemble, be installed in along on the position of vector direction and main lifting pillar homonymy, it is connected the employing special joint with aircraft, adopt the quick-release pin to be connected with main lifting pillar 1 fixed part, and is easy for removal and installation.Main boom 4 adopts stainless-steel seamless pipes, pulley fork ear 10 and U type fork ear 8 to assemble, and a U type fork of the end welding ear 8 of main boom 4 is used for and adjusts screw rod 7 and be connected.Steel pipe of other end welding of main boom 4 is connected with main lifting pillar 1.One end of main boom 4 is fixedly connected on the top of main lifting pillar 1 by U type fork ear 8, short cantilever 6 is sleeved on the main boom 4, its collapsing length can be regulated by the connection location of fork ear 8 conversion of the U type on it and main boom 4, one end of short cantilever 6 is equipped with pulley 9, and pulley 9 adopts bearing pins to be connected with fork ear on the steel pipe.U type fork ear 8 is welded on the end near pulley 9, when lifting during near the driving engine of main lifting pillar 1, connects with it and to adjust screw rod 7, when the lifting main reduction gear, links up with fixing tightwire with it.Long cantilever 5 adopts stainless-steel seamless pipes, pulley 9, pulley fork ear 10 and U type fork ear 8 to assemble, and its two ends are welded with pulley fork ear 10 and are used to install pulley 9, and pulley 9 adopts bearing pins to be connected with fork ear on the steel pipe; Two U type fork ears weldering 8 is connected on the same side of steel pipe, during use cable wire is passed pulley, and two fork ears 8 are connected with the quick-release banking pin with the hole of short cantilever 6 and main boom 4 relevant positions.Long cantilever 5 is installed in the top of the pole of main boom 4 and short cantilever 6 formations by U type fork ear 8, and can pass through the collapsing length that the U type is pitched the conversion adjusting long cantilever 5 of ear 8 and main boom 4 and short cantilever 6 connection locations, also being equipped with one between the pipe box 12 of main lifting pillar 1 and main boom 4 rises and supports and the adjustment screw rod 7 of corrective action, in addition, all be provided with pulley 9 and the pulley fork ear 10 that is used for fixing at the external part of short cantilever 6 and the two ends of long cantilever 5.Adjusting screw rod 7 is made up of left-handed thread sleeve 71, right-handed thread sleeve 72, protection sleeve 73 and screw rod 72.Adjust the luffing angle of crane arm and play the effect that supports weighing arm by rotary screw.
2.25 meters of power jacking suspension bracket main body maximum heights, main lifting pillar can freely rotate in horizontal surface, and crane arm can require to adjust length according to different liftings.Crane arm requires to have four kinds of different array configurations according to different liftings.During the lifting main rotor, main boom, short cantilever are connected with long cantilever and are in the same place; When lifting by crane the driving engine of close suspension rod master lifting pillar, will lack the cantilever direct connection on main lifting pillar; Work hanging when suspension rod master lifting pillar is far away to get driving engine, main boom is connected with short cantilever is in the same place, short cantilever will stretch out a main boom part; Lifting is during main reduction gear, main boom and short cantilever is connected is in the same place, and lacks cantilever and will insert fully in the main boom, uses the movable pulley device simultaneously; Lifting is during rotor hub, main boom and short cantilever is connected is in the same place, and lacks cantilever and will insert in the main boom fully.Each combination of crane arm all adopts the quick-release stop pin to connect, make equipment installation, dismantle and deposit convenient flexibly.
The key technical indexes of power jacking suspension bracket is as follows:
The power jacking suspension bracket of Z9 helicopter is the actual conditions according to aircraft maintenance, maintenance, absorbing domestic and international design advantage and in conjunction with the design experiences design-calculated of our company, from its design-calculated version and range of use as can be seen, this equipment has been filled up a blank in the helicopter maintenance, repair, makes our the further perfect comprehensive coverage system of helicopter.Guaranteed normally turning out for work of helicopter more fully.
The utility model has the advantages that in light weight, simple in structure, adjust flexibly, easy to operate, reliability is high, especially has the multi-purpose function of a kind of equipment.This equipment is design platform and the constructional feature that is fit to other various types of helicopters with the Helicopter-9 helicopter.The development of this equipment makes that the maintenance, repair of helicopter are convenient, and every index has all satisfied the operating needs of helicopter.

Claims (5)

1. power jacking support that is used for helicopter, it is by main lifting pillar (1), assembly such as strut bar and cantilever constitutes, the top of main lifting pillar (1) is equipped with pulley (9), its rear portion is winch bed (14), it is characterized in that: the bottom of main lifting pillar (1) is mounted on the swivel by axle sleeve (11), swivel is installed on the fixed parts, the strut bar that is installed in main lifting pillar (1) one side comprises cross struts (2) and vertical strut (3), one end of cross struts (2) and vertical strut (3) all is fixed on the fixed parts, its other end is fixedly connected on the pipe box (12) at main lifting pillar (1) middle part, pipe box (12) is provided with being responsible for the catch gear (16) of (15) anglec of rotation location, one end of main boom (4) is fixedly connected on the top of main lifting pillar (1) by U type fork ear (8), short cantilever (6) is sleeved on the main boom (4), its collapsing length can be regulated by the connection location of fork ear (8) conversion of the U type on it and main boom (4), long cantilever (5) is installed in the top of the pole of main boom (4) and short cantilever (6) formation by U type fork ear (8), and can be by the collapsing length of U type fork ear (8) with the conversion adjusting long cantilever (5) of main boom (4) and short cantilever (6) connection location, also being equipped with one between the pipe box (12) of main lifting pillar (1) and main boom (4) rises and supports and the adjustment screw rod (7) of corrective action, in addition, the pulley fork ear (10) that all is provided with pulley (9) at the two ends of external part of lacking cantilever (6) and long cantilever (5) and is used for fixing.
2. the power jacking support that is used for helicopter according to claim 1 is characterized in that: outside suit one deck solid drawn pipe of being responsible for (15) at main lifting pillar (1) is as bushing pipe (13).
3. the power jacking support that is used for helicopter according to claim 1 is characterized in that: the position that the swivel and the person in charge's (15) middle part contacts with pipe box (12) all is equipped with the albronze axle sleeve and contacts with pipe box (12) and rotary connection with fixed parts.
4. the power jacking support that is used for helicopter according to claim 1 is characterized in that: cross struts (2) is made up of horizontal support (21) and vertical supports (22), both form right angle shapes, and each support all adopts the girder welded structure.
5. the power jacking support that is used for helicopter according to claim 1 is characterized in that: adjust screw rod (7) and be made up of left-handed thread sleeve (71), right-handed thread sleeve (72), protection sleeve (73) and screw rod (72).
CN 200420112072 2004-11-05 2004-11-05 Mechanical hoisting stand of helicopter Expired - Fee Related CN2793033Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420112072 CN2793033Y (en) 2004-11-05 2004-11-05 Mechanical hoisting stand of helicopter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420112072 CN2793033Y (en) 2004-11-05 2004-11-05 Mechanical hoisting stand of helicopter

Publications (1)

Publication Number Publication Date
CN2793033Y true CN2793033Y (en) 2006-07-05

Family

ID=36820181

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200420112072 Expired - Fee Related CN2793033Y (en) 2004-11-05 2004-11-05 Mechanical hoisting stand of helicopter

Country Status (1)

Country Link
CN (1) CN2793033Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106195549A (en) * 2016-08-18 2016-12-07 维高时代(北京)科技有限公司 A kind of vehicle-mounted camera rockerarm
CN107055348A (en) * 2017-02-26 2017-08-18 湖北阳超机电科技有限公司 A kind of building waste clears device
CN107244622A (en) * 2017-06-23 2017-10-13 苏州优银机械有限公司 A kind of cantilever arrangement with movable support mechanism

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106195549A (en) * 2016-08-18 2016-12-07 维高时代(北京)科技有限公司 A kind of vehicle-mounted camera rockerarm
CN106195549B (en) * 2016-08-18 2019-03-08 维高时代(北京)科技有限公司 A kind of vehicle-mounted camera rockerarm
CN107055348A (en) * 2017-02-26 2017-08-18 湖北阳超机电科技有限公司 A kind of building waste clears device
CN107244622A (en) * 2017-06-23 2017-10-13 苏州优银机械有限公司 A kind of cantilever arrangement with movable support mechanism

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20060705

Termination date: 20121105

C17 Cessation of patent right