CN213037324U

CN213037324U - Anti-slip portable airplane wheel jack

Info

Publication number: CN213037324U
Application number: CN202021624647.9U
Authority: CN
Inventors: 柯婷婷; 姜松; 沈重臣; 王文静
Original assignee: Xi'an Lanhua Aviation Manufacturing Co ltd
Current assignee: Xi'an Lanhua Aviation Manufacturing Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-04-23
Anticipated expiration: 2030-08-06

Abstract

The utility model relates to an aerospace technical field just discloses a portable wheel jack of antiskid falls, the on-line screen storage device comprises a base, the top fixedly connected with fixed block of base, the inner wall swing joint of fixed block has the dead lever, the one end fixedly connected with pull rod of dead lever, the top fixedly connected with locating lever of base, the outer wall swing joint of locating lever has the turning block, the first pneumatic cylinder of bottom fixedly connected with of turning block, the first hydraulic stem of output fixedly connected with of first pneumatic cylinder. This portable wheel jack that antiskid falls can reach the purpose that this portable wheel jack that antiskid falls, has avoided the wheel to follow the device slippage, and the work of giving the staff brings the facility, has improved staff's work efficiency, has reduced people's economic loss, has reduced people's fund cost's input, has solved the problem that general wheel jack does not prevent the antiskid and falls to people's work and life have been made things convenient for.

Description

Anti-slip portable airplane wheel jack

Technical Field

The utility model relates to an aerospace technical field specifically is a portable wheel jack of antiskid.

Background

Aviation refers to the navigation activity of an aircraft in the earth's atmosphere, and aerospace refers to the navigation activity of an aircraft in the space outside the atmosphere. The aerospace greatly changes the structure of transportation, and most of the aircraft can be disassembled for maintenance by using the wheels for landing, and wheel jacks are used in the installation and maintenance processes.

Most wheel jack's structure is fixed and single in the existing market, can lead to the wheel to follow the device slippage because the slope appears in the device in the use, brings inconvenience for staff's work, has reduced staff's work efficiency, has enlarged people's economic loss, has increased people's capital cost's input to people's work and life have been influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a portable wheel jack of antiskid falls possesses advantages such as antiskid and falls, has solved the problem that general wheel jack is not antiskid and falls.

(II) technical scheme

For the purpose that realizes above-mentioned wheel jack antiskid and fall, the utility model provides a following technical scheme: the utility model provides a portable wheel jack of antiskid, includes the base, the top fixedly connected with fixed block of base, the inner wall swing joint of fixed block has the dead lever, the one end fixedly connected with pull rod of dead lever, the top fixedly connected with locating lever of base, the outer wall swing joint of locating lever has the turning block, the first pneumatic cylinder of bottom fixedly connected with of turning block, the first hydraulic stem of output fixedly connected with of first pneumatic cylinder, the one end fixedly connected with supporting shoe of first hydraulic stem.

The top fixedly connected with lock block of locating lever, the top fixedly connected with second pneumatic cylinder of base, the output fixedly connected with second pneumatic cylinder of second pneumatic cylinder, the one end fixedly connected with tray of second pneumatic cylinder, the fixed pipe of inner wall fixedly connected with of tray, the inner wall fixedly connected with compression spring of fixed pipe, compression spring's one end fixedly connected with movable rod, the one end fixedly connected with buffer block of movable rod.

Preferably, the bottom of base fixedly connected with universal wheel, the outer wall swing joint of universal wheel has the brake block.

Preferably, the number of the positioning rods is two, and the two positioning rods are symmetrically arranged by taking the horizontal center line of the base as a symmetry axis.

Preferably, the inner wall of the base is provided with a positioning groove, and the inner wall of the positioning groove is movably connected with the outer wall of the first hydraulic cylinder.

Preferably, the inner wall of the rotating block is provided with a rotating hole, and the shape and size of the rotating hole are matched with those of the positioning rod.

Preferably, the inner wall of the fixed pipe is fixedly connected with a damping block, and the inner wall of the damping block is movably connected with the outer wall of the movable rod.

Preferably, the buffer block is a rubber buffer block, and the inner wall of the buffer block is provided with anti-skid lines.

(III) advantageous effects

Compared with the prior art, the utility model provides a portable wheel jack of antiskid falls possesses following beneficial effect:

1. this portable wheel jack that antiskid falls, through the base, the locating lever, the turning block, first pneumatic cylinder, first hydraulic stem, the supporting shoe, the tray, fixed pipe, the damping piece, compression spring, the use of mutually supporting of movable rod and buffer block, can reach the purpose that this antiskid falls portable wheel jack antiskid that antiskid falls, the wheel slippage has been avoided from the device, the work of giving the staff brings the facility, staff's work efficiency has been improved, people's economic loss has been reduced, people's fund cost's input has been reduced, the problem that general wheel jack is not antiskid to fall has been solved, thereby people's work and life have been made things convenient for.

2. This portable wheel jack that antiskid falls through base, universal wheel, fixed block, dead lever and the pull rod that sets up, can reach the purpose that this portable wheel jack that antiskid falls does not receive the convenient removal in place restriction, offers convenience for staff's work, has improved staff's work efficiency, has reduced staff's intensity of labour to people's work and life have been made things convenient for.

3. This portable wheel jack that antiskid falls through the tray that sets up, fixed pipe, damping piece, compression spring and movable rod, can reach the effectual purpose of this portable wheel jack shock attenuation that antiskid falls, can keep the stable stop of wheel on the jack, has made things convenient for people's work and life.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a universal wheel; 3. a fixed block; 4. fixing the rod; 5. a pull rod; 6. positioning a rod; 7. rotating the block; 8. a first hydraulic cylinder; 9. a first hydraulic lever; 10. a support block; 11. a locking block; 12. a second hydraulic cylinder; 13. a second hydraulic rod; 14. a support block; 15. a fixed tube; 16. a damping block; 17. a compression spring; 18. a movable rod; 19. and a buffer block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an anti-sliding portable airplane wheel jack comprises a base 1, a universal wheel 2 is fixedly connected to the bottom of the base 1, a brake pad is movably connected to the outer wall of the universal wheel 2, the universal wheel 2 can complete brake control on the base 1, a fixed block 3 is fixedly connected to the top of the base 1, a fixed rod 4 is movably connected to the inner wall of the fixed block 3, a pull rod 5 is fixedly connected to one end of the fixed rod 4, and through the base 1, the universal wheel 2, the fixed block 3, the fixed rod 4 and the pull rod 5, the anti-sliding portable airplane wheel jack can be conveniently moved without being limited by a field, thereby facilitating the work of workers, improving the work efficiency of the workers, reducing the labor intensity of the workers, and facilitating the work and life of people, the positioning rods 6 are fixedly connected to the top of the base 1, and the number of the positioning rods 6 is two, and two locating levers 6 use the horizontal central line of base 1 to set up as symmetry axis symmetry, the stability when using during the multiple spot supports can improve the device, the outer wall swing joint of locating lever 6 has turning block 7, the rotation hole has been seted up to the inner wall of turning block 7, and the shape size in rotation hole all matches each other with the shape size of locating lever 6, can realize that turning block 7 uses locating lever 6 to rotate as the axle center, the first pneumatic cylinder 8 of bottom fixedly connected with of turning block 7, the constant head tank has been seted up to the inner wall of base 1, and the inner wall of constant head tank and the outer wall swing joint of first pneumatic cylinder 8, can make first pneumatic cylinder 8 shrink to the base 1 in, practice thrift the space of storing of this wheel jack, the output end fixedly connected with first hydraulic stem 9 of first pneumatic cylinder 8, the one end fixedly connected with supporting shoe 10 of first hydraulic stem 9.

The top end of the positioning rod 6 is fixedly connected with a locking block 11, the top of the base 1 is fixedly connected with a second hydraulic cylinder 12, the output end of the second hydraulic cylinder 12 is fixedly connected with a second hydraulic rod 13, one end of the second hydraulic rod 13 is fixedly connected with a supporting block 14, the inner wall of the supporting block 14 is fixedly connected with a fixed pipe 15, the inner wall of the fixed pipe 15 is fixedly connected with a compression spring 17, one end of the compression spring 17 is fixedly connected with a movable rod 18, the inner wall of the fixed pipe 15 is fixedly connected with a damping block 16, the inner wall of the damping block 16 is movably connected with the outer wall of the movable rod 18, the damping block 16 can improve the friction resistance of the movable rod 18 and avoid the repeated movement of the compression spring 17, the anti-falling portable airplane wheel jack can achieve the purpose of good shock absorption effect through the supporting block 14, the fixed pipe 15, the damping block 16, the compression spring 17 and the movable rod, the wheel is convenient for work and life of people, one end of the movable rod 18 is fixedly connected with the buffer block 19, the buffer block 19 is a rubber buffer block, the inner wall of the buffer block 19 is provided with anti-skid grains, rubber is a high-elasticity polymer material with reversible deformation, the rubber is elastic at room temperature, can generate large deformation under the action of small external force, and can recover to the original shape after the external force is removed, the buffer block 19 can improve the frictional resistance with the wheel while adsorbing the wheel to exert gravity, and the aim of preventing the wheel from slipping can be achieved by the mutual matching use of the base 1, the positioning rod 6, the rotating block 7, the first hydraulic cylinder 8, the first hydraulic rod 9, the supporting block 10, the supporting block 14, the fixed pipe 15, the damping block 16, the compression spring 17, the movable rod 18 and the buffer block 19, so that the wheel can slip from the device and the work of workers can be facilitated, the working efficiency of staff is improved, the economic loss of people is reduced, the investment of capital cost of people is reduced, and the problem that a common airplane wheel jack does not slip is solved, so that the work and life of people are facilitated.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When the airplane wheel lifting jack is used, the airplane wheel is placed on the buffer block 19, the pull rod 5 is grabbed, the universal wheel 2 is pushed to enable the base 1 to move to a proper place, the rotating block 7 is rotated by taking the positioning rod 6 as an axis, the first hydraulic cylinder 8 is started, the first hydraulic rod 9 pushes the supporting block 10 to be in contact with the ground, the base 1 is lifted to enable the universal wheel 2 to be separated from the ground, the second hydraulic cylinder 12 is started, the second hydraulic rod 13 pushes the supporting block 14 to ascend, the airplane wheel is stressed to move, the airplane wheel is kept stable under the friction resistance of the buffer block 19 and the telescopic acting force of the compression spring 17, and therefore the anti-slipping work of the airplane wheel jack.

To sum up, this portable wheel jack of antiskid falls can reach the purpose that this portable wheel jack of antiskid falls and prevent skidding, has avoided the wheel to follow the device slippage, brings the facility for staff's work, has improved staff's work efficiency, has reduced people's economic loss, has reduced people's investment of capital cost, and this portable wheel jack of antiskid falls can not receive convenient removal of place restriction simultaneously, brings the facility for staff's work, has improved staff's work efficiency, has reduced staff's intensity of labour to people's work and life have been made things convenient for.

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.

Claims

1. The utility model provides a portable wheel jack of antiskid falls, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a fixed block (3), the inner wall of the fixed block (3) is movably connected with a fixed rod (4), one end of the fixed rod (4) is fixedly connected with a pull rod (5), the top of the base (1) is fixedly connected with a positioning rod (6), the outer wall of the positioning rod (6) is movably connected with a rotating block (7), the bottom of the rotating block (7) is fixedly connected with a first hydraulic cylinder (8), the output end of the first hydraulic cylinder (8) is fixedly connected with a first hydraulic rod (9), and one end of the first hydraulic rod (9) is fixedly connected with a supporting block (10);

the top fixedly connected with lock block (11) of locating lever (6), the top fixedly connected with second pneumatic cylinder (12) of base (1), the output fixedly connected with second pneumatic cylinder (13) of second pneumatic cylinder (12), the one end fixedly connected with tray (14) of second pneumatic cylinder (13), the fixed pipe of inner wall fixedly connected with (15) of tray (14), the inner wall fixedly connected with compression spring (17) of fixed pipe (15), the one end fixedly connected with movable rod (18) of compression spring (17), the one end fixedly connected with buffer block (19) of movable rod (18).

2. An anti-skid portable wheel jack as claimed in claim 1 further comprising: the bottom fixedly connected with universal wheel (2) of base (1), the outer wall swing joint of universal wheel (2) has the brake block.

3. An anti-skid portable wheel jack as claimed in claim 1 further comprising: the number of the positioning rods (6) is two, and the two positioning rods (6) are symmetrically arranged by taking the horizontal center line of the base (1) as a symmetry axis.

4. An anti-skid portable wheel jack as claimed in claim 1 further comprising: the inner wall of the base (1) is provided with a positioning groove, and the inner wall of the positioning groove is movably connected with the outer wall of the first hydraulic cylinder (8).

5. An anti-skid portable wheel jack as claimed in claim 1 further comprising: the inner wall of the rotating block (7) is provided with a rotating hole, and the shape and the size of the rotating hole are matched with those of the positioning rod (6).

6. An anti-skid portable wheel jack as claimed in claim 1 further comprising: the inner wall of the fixed pipe (15) is fixedly connected with a damping block (16), and the inner wall of the damping block (16) is movably connected with the outer wall of the movable rod (18).

7. An anti-skid portable wheel jack as claimed in claim 1 further comprising: the buffer block (19) is a rubber buffer block, and the inner wall of the buffer block (19) is provided with anti-skid lines.