CN218316099U

CN218316099U - Dismouting auxiliary device suitable for polytypic aircraft tire

Info

Publication number: CN218316099U
Application number: CN202222755113.5U
Authority: CN
Inventors: 文成; 吴滇; 丁梦姣; 康小波; 周毅
Original assignee: Changsha Aeronautical Vocational and Technical College
Current assignee: Changsha Aeronautical Vocational and Technical College
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-01-17
Anticipated expiration: 2032-10-19

Abstract

The utility model relates to a dismouting auxiliary device suitable for polytypic aircraft tire, including the removal support that is used for promoting, still include the roller bar, the roller bar rotates around self axis to be connected in removing the support, the axis of rotation level of roller bar, and the roller bar parallel is equipped with a plurality ofly, and a plurality of roller bars are used for supporting the aircraft tire. When the aircraft tire is installed, the tire is vertically placed on the rolling rod, the movable support is pushed, the tire and the wheel shaft are coaxial through manual judgment, due to the rolling contact relation between the rolling rod and the tire, the tire can be aligned to the groove of the wheel shaft through rotating the tire under the condition that the position relation coaxial with the wheel shaft is not changed, the position of the tire is adjusted conveniently through personnel operation, the purpose of accurate positioning between the tire and the wheel shaft is achieved, and the damage to the wheel shaft is reduced.

Description

Dismouting auxiliary device suitable for polytypic aircraft tire

Technical Field

The application relates to the field of aircraft component dismouting, especially relate to a dismouting auxiliary device suitable for polytypic aircraft tire.

Background

The airplane tire dismounting and mounting high frequency is developed in the airplane maintenance training teaching. When the airplane tire is dismounted and mounted, the tire is jacked up by using the jack and lifted off the ground, the relevant auxiliary equipment is used for supporting the airplane tire in the vertical state, and then the tire is axially pulled out of or sleeved into the wheel shaft under the cooperation of a plurality of persons, so that the dismounting or mounting process is completed.

The airplane wheel shaft is provided with a plurality of grooves, and when the airplane tire is installed, the tire needs to be sleeved after the lug on the inner circle of the airplane tire is aligned with the groove. Currently, the auxiliary equipment can only hold the airplane tire and move the airplane tire to a position close to the wheel axle, and a plurality of persons are required to further cooperate to align the airplane tire with the wheel axle. Because aircraft tire quality, volume are great, influence personnel and cause the damage to the axle with the accurate location of aircraft tire and shaft easily, influence the axle and use.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the adjustment aircraft tire and the relative position between the aircraft shaft, the application provides a dismouting auxiliary device suitable for polytypic aircraft tire.

The application provides a dismouting auxiliary device suitable for polytypic aircraft tire adopts following technical scheme:

the utility model provides a dismouting auxiliary device suitable for polytypic aircraft tire, still includes the roll bar including the removal support that is used for promoting, the roll bar rotate around self axis connect in remove the support, the axis of rotation level of roll bar, the roll bar parallel is equipped with a plurality ofly, and is a plurality of the roll bar is used for supporting the aircraft tire.

Through adopting above-mentioned technical scheme, during the installation aircraft tire, with the vertical placing of tire on the hob, promote and remove the support, make tire and shaft coaxial through artifical judgement, because the rolling contact relation between hob and the tire for the tire can be under not changing the position relation coaxial with the shaft, make the lug of tire and the recess of shaft aim at through rotating the tire, so that personnel's operation adjustment tire position, realize the purpose of accurate location between tire and the shaft, reduce the shaft damage.

Preferably, the movable support is including the moving base and two supporting seats that are used for promoting, two horizontal linear direction sliding connection in is all followed to the supporting seat moving base, two the supporting seat all rotates with the roll bar to be connected, just the axis of rotation of roll bar is perpendicular with the sliding direction of supporting seat.

Through adopting above-mentioned technical scheme, to polytypic aircraft tire, the distance between two supporting seats of slide bearing adjustment is in order to adapt to polytypic aircraft tire's external diameter, has stronger adaptability.

Preferably, the two supporting seats slide in the same horizontal plane.

Through adopting above-mentioned technical scheme, improve the stability of tire setting on the supporting seat.

Preferably, still include synchronous driving piece, synchronous driving piece includes linkage gear and two drive racks, the linkage gear rotates to be connected in the movable support, two drive racks are connected with two supporting seats respectively and all mesh with the linkage gear, synchronous driving piece is used for driving two supporting seats and is close to each other or keeps away from.

Through adopting above-mentioned technical scheme, realize that two supporting seats are close to in step or keep away from, improve the adjustment efficiency of distance between the supporting seat.

Preferably, any one of the supporting seats is provided with a locking hole, the movable support is provided with a locking groove communicated with the locking hole, and the locking groove extends along the moving direction of the supporting seat; the locking screw is used for penetrating through the locking hole and the locking groove, and the locking nut is used for being in threaded connection with the locking screw.

Through adopting above-mentioned technical scheme, realize the stepless locking to the supporting seat, avoid tire gravity to promote the supporting seat and keep away from each other for the tire remains the same height throughout at the dismouting in-process.

Preferably, the movable base comprises a base body and a lifting part, the lifting part is connected to the base body in a sliding manner along the vertical direction, and the supporting seat is connected to the lifting part in a sliding manner; the lifting device comprises a base body and is characterized by further comprising a hydraulic device arranged on the base body, wherein the hydraulic device is used for driving the lifting part to slide.

Through adopting above-mentioned technical scheme to more laborsaving efficient mode is with polytypic aircraft tire altitude mixture control to aiming at the shaft, and makes polytypic aircraft tire obtain more accurate relative position, reduces the wearing and tearing to the shaft when installing.

Preferably, a stop lever and a limiting part are arranged on the movable support, the stop lever and the limiting part are sequentially arranged along the length direction of the rolling rod, and the rolling rod, the stop lever and the limiting part are used for radial putting of airplane tires.

By adopting the technical scheme, when the tire is disassembled, the tire is radially embedded between the stop rod and the limiting part along the tire, the movable support is pushed, and the tire is axially pulled out under the limitation of the stop rod and the limiting part; when the tyre is installed, the tyre is axially sleeved under the limit of the stop lever and the limiting part. In the process of disassembly and assembly, the tire is always kept in an upright state, and the tire is prevented from shaking to scratch the wheel axle.

Preferably, the stop lever is detachably connected to the moving bracket.

Through adopting above-mentioned technical scheme, with tire and spacing portion butt back again with shelves pole dress back movable support, better adaptation tire installation scene.

Preferably, a clamping groove is formed in the movable support, the extending direction of the clamping groove is parallel to the rolling rod, and the clamping groove is used for clamping one end of the gear rod.

Through adopting above-mentioned technical scheme, according to the thickness of polytypic aircraft tire, the joint position of adjustment shelves pole and draw-in groove can adapt to the tire of different models.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the aircraft tire is installed, the tire is vertically placed on the rolling rod, the movable support is pushed, the tire and the wheel shaft are coaxial through manual judgment, and due to the rolling contact relation between the rolling rod and the tire, the tire can be aligned to the groove of the wheel shaft through rotating the tire under the condition that the position relation coaxial with the wheel shaft is not changed, so that the position of the tire is conveniently adjusted through personnel operation, the purpose of accurate positioning between the tire and the wheel shaft is realized, and the damage to the wheel shaft is reduced.

2. Aiming at the tyres of the multi-model aircraft, the sliding support seat adjusts the distance between the two support seats to adapt to the outer diameters of different tyres, and the adaptability is high.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Description of the reference numerals: 1. moving the support; 11. a movable base; 111. a base body; 112. a lifting part; 113. a limiting part; 12. a supporting base; 121. a card slot; 122. a gear lever; 2. a hydraulic device; 3. a synchronous drive; 31. a linkage gear; 32. a driving rack; 4. rolling a rod; 5. a universal wheel; 6. a handle.

Detailed Description

The present application is described in further detail below with reference to fig. 1.

Referring to fig. 1, the embodiment of the present application discloses a dismounting auxiliary device suitable for multiple models of airplane tires, which comprises a movable support 1, a hydraulic device 2, a synchronous driving piece 3 and a rolling rod 4. The moving bracket 1 includes a moving base 11 and a support base 12. The movable base 11 includes a base body 111 and an elevating portion 112.

The base 111 is provided with a universal wheel 5 for moving. The lifting part 112 is a frame body, the frame body is vertically arranged, and the lifting part 112 is connected to the seat body 111 in a sliding manner along the vertical direction. The hydraulic device 2 is mounted on the base body 111 and connected to the lifting unit 112, and the hydraulic device 2 drives the lifting unit 112 to move up and down.

The synchronous driving member 3 includes a linkage gear 31 and two driving racks 32 both meshed with the linkage gear 31, the linkage gear 31 is rotatably connected to the lifting part 112, and a rotation axis of the linkage gear 31 is vertically arranged. The two driving racks 32 are parallel to each other and located at both sides of the linkage gear 31 in the radial direction, and both the two driving racks 32 are slidably connected to the elevating part 112.

Two support seats 12 are arranged side by side, and the support seats 12 are fixedly connected with the driving racks 32 and correspond to one another. When the linkage gear 31 rotates clockwise, the two driving racks 32 approach each other, and then the two supporting seats 12 corresponding to the two driving racks 32 one by one approach each other; when the linkage gear 31 rotates counterclockwise, the two driving racks 32 are relatively far away, and the two supporting seats 12 corresponding to the two driving racks 32 one by one are further far away from each other.

The rolling rods 4 are arranged in two and correspond to the supporting seats 12 one by one, the rolling rods 4 are rotatably connected to the supporting seats 12 around the axes of the rolling rods 4, and the rolling rods 4 are used for being in rolling contact with the outer surfaces of the airplane tires.

The dismounting auxiliary device suitable for the tyres of the multiple types of airplanes further comprises a locking screw and a locking nut. Any one of the supporting seats 12 is provided with a locking hole, the movable support 1 is provided with a locking groove communicated with the locking hole, and the locking groove extends along the moving direction of the supporting seat 12; the locking screw is used for penetrating through the locking hole and the locking groove, and the locking nut is used for being in threaded connection with the locking screw.

The base 111 has a stopper surface parallel to the moving direction of the lifting unit 112, and the stopper surface is a stopper 113.

The supporting seat 12 is provided with a clamping groove 121 parallel to the rolling rod 4 and a stop lever 122 for vertically clamping the clamping groove 121. The stopper rod 122 and the stopper portion 113 are sequentially located in the longitudinal direction of the roller bar 4. There is the space that is used for supplying the tire to place between shelves pole 122 and spacing portion 113, and shelves pole 122 and spacing portion 113 all are used for propping up the ascending both sides of tire axial simultaneously for the tire can remain upright state all the time when the pedestal 111 removes.

The seat body 111 is provided with a handle 6 for being held by a person, so that the person can push the seat body 111 to move.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A disassembly and assembly aid suitable for multiple model aircraft tyres, comprising a mobile carriage (1) for pushing, characterized in that: still include roll bar (4), roll bar (4) around self axis rotate connect in remove support (1), the axis of rotation level of roll bar (4), roll bar (4) parallel is equipped with a plurality ofly, and is a plurality of roll bar (4) are used for supporting the aircraft tire.

2. A mounting/dismounting aid for use with multiple aircraft tires according to claim 1, comprising: remove support (1) including removal base (11) and two supporting seat (12) that are used for promoting, two horizontal linear direction sliding connection in is all followed in supporting seat (12) removal base (11), two supporting seat (12) all rotate with roll bar (4) and are connected, just the axis of rotation of roll bar (4) is perpendicular with the slip direction of supporting seat (12).

3. A disassembly and assembly aid suitable for use with multiple aircraft tires according to claim 2, wherein: the two supporting seats (12) are positioned in the same horizontal plane to slide.

4. A disassembly and assembly aid suitable for use with multiple aircraft tires according to claim 3, wherein: still include synchronous driving piece (3), synchronous driving piece (3) are including linkage gear (31) and two drive racks (32), linkage gear (31) rotate to be connected in movable support (1), two drive rack (32) are connected with two supporting seats (12) respectively and all mesh with linkage gear (31), synchronous driving piece (3) are used for driving two supporting seats (12) and are close to each other or keep away from.

5. A disassembly and assembly aid suitable for use with multiple aircraft tires according to claim 4, wherein: any one of the supporting seats (12) is provided with a locking hole, a locking groove communicated with the locking hole is arranged on the movable support (1), and the locking groove extends along the moving direction of the supporting seat (12); the locking screw is used for penetrating through the locking hole and the locking groove, and the locking nut is used for being in threaded connection with the locking screw.

6. A mounting/dismounting aid for use with multiple aircraft tires according to claim 2, comprising: the mobile base (11) comprises a base body (111) and a lifting part (112), the lifting part (112) is connected to the base body (111) in a sliding manner along the vertical direction, and the supporting seat (12) is connected to the lifting part (112) in a sliding manner; the lifting device is characterized by further comprising a hydraulic device (2) arranged on the seat body (111), wherein the hydraulic device (2) is used for driving the lifting part (112) to slide.

7. A mounting/dismounting aid for use with multiple aircraft tires according to claim 1, comprising: be equipped with shelves pole (122) and spacing portion (113) on movable support (1), shelves pole (122) with spacing portion (113) set gradually along roll bar (4) length direction, roll bar (4), shelves pole (122) with be used for between spacing portion (113) supplying aircraft tire radial to put into.

8. A disassembly and assembly aid for use with tires for multiple aircraft types as claimed in claim 7, wherein: the gear lever (122) is detachably connected to the movable support (1).

9. A tire changing aid according to claim 8 wherein: a clamping groove (121) is formed in the movable support (1), the extending direction of the clamping groove (121) is parallel to the rolling rod (4), and the clamping groove (121) is used for clamping one end of the gear rod (122).