CN214299099U - Airplane tire leaning frame - Google Patents

Abstract

The application relates to an aircraft tire relies on frame, including the bottom plate, be located be provided with mount and crane on the bottom plate side by side, the crane is established at the inboard inner tube of outer tube including the outer tube that coaxial slip set up and cover, is located one side of inner tube is provided with the connecting plate, is located one side that the connecting plate is close to the mount is vertical to be provided with the rack, the mount is close to one side of rack is rotated and is provided with the gear, the gear with rack relatively meshes, is located one side of gear is provided with the drive the gear carries out the pivoted driving piece, is located one side of gear is provided with first locking structure. This application has and depends on the frame to adjust according to aircraft tire's size to with aircraft tire assorted effect.

Description

Airplane tire leaning frame

Technical Field

The application relates to the field of tire storage tools, in particular to an aircraft tire rest stand.

Background

Aircraft tires are commonly known as aircraft tires. Aircraft tires are important components on aircraft where safety and reliability requirements are high. Safe takeoff and landing of an aircraft must rely on the various unique functions of the aircraft tires. The aircraft tires are removed during maintenance to allow for inspection and maintenance operations.

The aircraft tire that generally will dismantle among the prior art is put one side through relying on the frame to make operating personnel can arrange the aircraft tire in proper order, thereby be convenient for the maintenance to look over.

With respect to the related art in the above, the inventor thinks that the sizes of the airplane tires are different, but the tire depending frame in the related art cannot be adjusted according to the sizes of the airplane tires, so that the situation that the airplane tires topple over occurs.

SUMMERY OF THE UTILITY MODEL

In order to make the frame of relying on can adjust according to aircraft tire's size to match with aircraft tire, the application provides aircraft tire frame of relying on.

The application provides an aircraft tire relies on frame adopts following technical scheme:

the aircraft tire relies on frame, including the bottom plate, be located be provided with mount and crane side by side on the bottom plate, the crane establishes the inboard inner tube of outer tube including outer tube and the cover that coaxial slip set up, is located one side of inner tube is provided with the connecting plate, is located one side that the connecting plate is close to the mount is vertical to be provided with the rack, the mount is close to one side of rack is rotated and is provided with the gear, the gear with the relative meshing of rack is located one side of gear is provided with the drive the gear carries out pivoted driving piece, is located one side of gear is provided with first locking structure.

Through adopting above-mentioned technical scheme, rotate through driving piece drive gear to drive the rack and reciprocate, thereby drive the connecting plate and reciprocate, thereby drive the inner tube and reciprocate, thereby adjust the height of crane, thereby adjust according to aircraft tire's size.

Optionally, the first locking structure includes a ratchet wheel coaxially disposed with the gear, and a pawl engaged with the ratchet wheel, the fixing frame is disposed below the pawl and provided with a supporting plate, a first elastic block is disposed above the supporting plate, an elastic member is disposed below the first elastic block, and an approaching plate is disposed on one side of the first elastic block.

By adopting the technical scheme, the pawl is matched with the ratchet wheel relatively, so that when the approaching plate is in relative contact with the first elastic block, the pawl is meshed with the ratchet wheel relatively, the ratchet wheel can only move in a single direction, the gear can only rotate in a single direction, the rack and the connecting plate can only move upwards, the inner pipe can only move upwards, and the inner pipe cannot move downwards and is locked; when approaching the board and first bullet piece contactless to make first bullet piece promote the pawl and upwards rotate, thereby make pawl and ratchet break away from, thereby make the gear can the free rotation, thereby make connecting plate and inner tube can the relative rotation, thereby make the height of crane adjust.

Optionally, be located be provided with an at least spout on the bottom plate, be located sliding connection has the solid pole of card on the bottom plate, the solid pole of card is located the position of spout is provided with the sliding block, the sliding block is located the inside of spout and relative slip, the solid pole of card set up the direction with the vertical projected length direction of mount is the same, is located the inside of spout is provided with second locking structure.

Through adopting above-mentioned technical scheme, move on the bottom plate through the solid pole of card to make and support the aircraft tire through the solid pole of card, thereby make the tire reduce the possibility of empting when the slope is placed.

Optionally, the second locking structure includes a plurality of first fixture blocks arranged along the sliding groove direction, the first fixture blocks are arranged vertically near one side wall of the fixing frame, the second fixture blocks are hinged to the fixture rods and abutted against the first fixture blocks, and the second fixture blocks are arranged vertically far away from one side wall of the fixing frame.

Through adopting above-mentioned technical scheme, through the relative butt of first fixture block with the second fixture block to make the vertical lateral wall of second fixture block and the vertical lateral wall of first fixture block can butt relatively, thereby make can not move towards the one side that deviates from the crane, thereby support the aircraft tire.

Optionally, one side of the sliding groove, which deviates from the fixing frame, is transversely provided with a locking block, the position of the clamping and fixing rod, which is located in the locking block, is provided with a locking groove, the position of the locking block, which deviates from the locking groove, is provided with an elastic piece, and the elastic piece pushes the locking block to stretch into the locking groove.

Through adopting above-mentioned technical scheme, be located the inside of locking groove through the locking piece to lock the solid pole of card through the locking piece, thereby make the solid pole of card can enter into the position according to the frame when the aircraft tire, the inside separation back in locking piece auto-lock fixed slot, the solid pole of card moves towards one side of aircraft tire, thereby supports the aircraft tire.

Optionally, a spring plate is disposed on one side of the clamping rod away from the fixing frame, and an elastic member is disposed between the spring plate and the clamping rod.

Through adopting above-mentioned technical scheme, thereby the spring plate makes can be automatic will block that the solid pole moves towards one side of crane to operating personnel's operation.

Optionally, a support rod is obliquely arranged at the bottom end of one side, deviating from the clamping and fixing rod, of the lifting frame and the fixing frame.

Through adopting above-mentioned technical scheme, thereby make through the bracing piece that the slope set up when aircraft tire relies on the frame, aircraft tire can produce one-way power to relying on the frame to the bracing piece that sets up through relative one side supports the frame of relying on, thereby makes to rely on the frame to be difficult for empting, thereby increases the life who relies on the frame.

Optionally, the outer pipe wall of the inner pipe is vertically provided with scale marks.

Through adopting above-mentioned technical scheme, can make operating personnel be convenient for adjust the height that the inner tube rose through the scale mark that sets up to operating personnel's of being convenient for operation.

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

1. rotate through driving piece drive gear to drive the rack and reciprocate, thereby drive the connecting plate and reciprocate, thereby drive the inner tube and reciprocate, thereby adjust the height of crane, thereby adjust according to the size of aircraft tire.

2. Through the relative matching of the pawl and the ratchet wheel, when the approaching plate is in relative contact with the first elastic block, the pawl and the ratchet wheel are meshed relatively, so that the ratchet wheel can only move in a single direction, the gear can only rotate in a single direction, the rack and the connecting plate can only move upwards, the inner pipe cannot move downwards, and the inner pipe is locked; when approaching the board and first bullet piece contactless to make first bullet piece promote the pawl and upwards rotate, thereby make pawl and ratchet break away from, thereby make the gear can the free rotation, thereby make connecting plate and inner tube can the relative rotation, thereby make the height of crane adjust.

Drawings

FIG. 1 is a schematic view of the overall structure of an aircraft tire mounting bracket according to an embodiment of the present application;

FIG. 2 is a top plan view of the overall structure of an aircraft tire support frame in an embodiment of the present application;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

FIG. 5 is a schematic illustration of the engagement of the locking block and locking slot of an aircraft tire rest in an embodiment of the present application.

Description of reference numerals: 1. a base plate; 2. a fixed mount; 3. a lifting frame; 31. an outer tube; 311. a support bar; 32. an inner tube; 321. a sliding part; 322. a support portion; 323. scale lines; 33. a connecting plate; 331. a rack; 4. a connecting shell; 41. a gear; 42. rotating the motor; 43. a ratchet wheel; 44. a pawl; 45. a support plate; 451. a first bullet block; 452. a first spring; 46. a sliding groove; 461. a proximity plate; 5. a clamping structure; 51. a chute; 511. a first clamping block; 52. clamping and fixing the rod; 521. a sliding block; 522. an avoidance groove; 523. a second fixture block; 524. a locking groove; 53. a spring plate; 531. a second spring; 54. accommodating grooves; 541. a slide plate; 542. a third spring; 543. and locking the block.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses aircraft tire relies on frame. Referring to fig. 1 and 2, the aircraft tire leaning frame comprises a bottom plate 1, a fixing frame 2 and a lifting frame 3 which are arranged above the bottom plate 1 side by side, and the fixing frame 2, the lifting frame 3 and the bottom plate 1 are respectively and fixedly connected. The lifting frame 3 comprises an outer tube 31 which is vertically arranged, an inner tube 32 is sleeved on the inner side of the top end of the outer tube 31, and the inner tube 32 is connected with the outer tube 31 in a sliding mode. The inner tube 32 includes a sliding portion 321 vertically disposed and a supporting portion 322 horizontally disposed at the top end of the sliding portion 321, and the supporting portion 322 and the sliding portion 321 are an integral structure. A graduation mark 323 is vertically provided on the inner tube 32 so that an operator can adjust the height through the graduation mark 323.

A connecting plate 33 is vertically arranged on one side of the lifting frame 3 close to the fixed frame 2, the connecting plate 33 is fixedly connected on the inner tube 32, and the arrangement direction of the connecting plate 33 is perpendicular to the axial direction of the supporting part 322 of the inner tube 32.

A rack 331 is vertically arranged on one side of the connecting plate 33 close to the fixed frame 2, and the rack 331 is fixedly connected with the connecting plate 33. The position of the fixed frame 2 relative to the rack 331 is provided with a connecting shell 4, the connecting shell 4 is a rectangular hollow shell, the upper end and the lower end of the connecting shell 4 and one side opening close to the lifting frame 3 are arranged, and the connecting shell 4 is fixedly connected with the fixed frame 2.

Referring to fig. 2 and 3, a gear 41 is rotatably connected between two opposite side walls of the connecting shell 4, and the gear 41 is engaged with the rack 331. A rotating motor 42 is fixedly arranged on the outer side of the connecting shell 4, a motor shaft of the rotating motor 42 is coaxially arranged with the axis of the gear 41, the motor shaft of the rotating motor 42 extends into the connecting shell 4 and is rotatably connected with the connecting shell 4, and the motor shaft of the rotating motor 42 is fixedly connected with the gear 41.

So that the gear 41 is rotated by rotating the motor 42, thereby moving the rack 331 upward, so that the connecting plate 33 is moved upward simultaneously with the inner pipe 32.

A ratchet wheel 43 is coaxially arranged on one side of the gear 41 in the axial direction, and the ratchet wheel 43 is fixedly connected with a motor shaft of the rotating motor 42. A pawl 44 is arranged at one side of the ratchet wheel 43, the rotation center of the pawl 44 is rotationally connected with the connecting shell 4, and the pawl 44 is meshed with the ratchet wheel 43 relatively.

The pawl 44 can only move in one direction through the relative matching of the pawl 44 and the ratchet wheel 43, so that the gear 41 can only move in one direction, the rack 331 can only move upwards, the connecting plate 33 can only move upwards, the inner tube 32 can only move upwards, and the locking can be automatically carried out when the inner tube is moved in place.

Be located the below level of pawl 44 and be provided with backup pad 45, fixed connection between backup pad 45 and the connection shell 4, and the upper surface that is located backup pad 45 is provided with first bullet piece 451, and the upper surface of first bullet piece 451 inclines downward the setting gradually from one side that deviates from connecting plate 33 to one side that is close to connecting plate 33. A first spring 452 is vertically arranged below the first elastic block 451, the first spring 452 is vertically arranged, one end of the first spring 452 is fixedly connected with the first elastic block 451, and the other end of the first spring 452 is fixedly connected with the support plate 45.

The connecting shell 4 is horizontally provided with a sliding groove 46 on a side wall of the side wall provided with the pawl 44, which is opposite to the position of the first elastic block 451, the inner part of the sliding groove 46 is horizontally and slidably connected with a proximity plate 461, one end of the proximity plate 461, which is close to the first elastic block 451, is a plane which is obliquely arranged, the oblique angle is the same as that of the upper surface of the first elastic block 451, and the oblique surface of the proximity plate 461 is abutted against the oblique surface of the first elastic block 451.

When the approaching plate 461 is not in contact with the first elastic block 451, the first spring 452 pushes the first elastic block 451 to move upward, so that the pawl 44 is lifted upward by the first elastic block 451, so that the pawl 44 is disengaged from the ratchet 43, so that the ratchet 43 can rotate freely, so that the gear 41 can rotate freely, and the connecting plate 33 and the inner tube 32 can move up and down freely relative to each other.

When the approaching plate 461 contacts the first spring block 451, the approaching plate 461 moves the first spring block 451 downward, so that the pawl 44 and the ratchet 43 are engaged with each other, and the ratchet 43 and the gear 41 can only rotate in one direction, so that the connecting plate 33 and the inner tube 32 can only move upward.

Referring to fig. 2 and 4, the clamping structures 5 are respectively arranged below the lifting frame 3 and the fixing frame 2, the clamping structures 5 comprise two sliding grooves 51 which are arranged in parallel relatively, and the arrangement direction of the sliding grooves 51 is perpendicular to the projection of the lifting frame 3 on the bottom plate 1.

A plurality of first latch blocks 511 are fixedly arranged in the sliding groove 51 along the arrangement direction of the sliding groove 51, and the upper surface of each first latch block 511 is an inclined surface which gradually inclines downwards from one side far away from the lifting frame 3 to one side close to the lifting frame 3. A clamping rod 52 is horizontally arranged on the bottom plate 1 in a sliding manner, and the length direction of the clamping rod 52 is perpendicular to the arrangement direction of the sliding chute 51. The position of the fastening rod 52 on the sliding slot 51 is fixedly provided with a sliding block 521, and the sliding block 521 is located inside the sliding slot 51 and is connected with the sliding slot 51 in a sliding manner.

An avoiding groove 522 is formed in the position, located on the first fixture block 511, of the sliding block 521, the avoiding groove 522 is the same as the projection size of the first fixture block 511 from the sliding block 521, and therefore the sliding block 521 can move relatively in the sliding groove 51 along the arrangement direction of the sliding groove 51.

The top end of one side of the sliding block 521 departing from the lifting frame 3 is hinged to a second clamping block 523, the bottom wall of the second clamping block 523 is inclined, the inclination angle of the bottom wall is the same as that of the upper surface of the first clamping block 511, and the side of the second clamping block 523 departing from the sliding block 521 is a vertically arranged side wall.

Thereby the second fixture block 523 moves downwards due to gravity, so that the second fixture block 523 is respectively abutted to the second fixture block 523, and the vertical side wall of the second fixture block 523 is abutted to the vertical side wall of the first fixture block 511, so that the second fixture block 523 can only move towards one side close to the lifting frame 3, and the fastening rod 52 can only move towards one side of the lifting frame 3.

When the clamping rod 52 needs to move towards the side departing from the lifting frame 3, the second clamping block 523 rotates upwards, so that the second clamping block 523 is separated from the first clamping block 511, and the clamping rod 52 can move freely relatively. The tire of the aircraft is thus clamped by the clamping bar 52, so that the tire is more firmly leaned on.

A spring plate 53 is horizontally arranged between the two opposite sliding grooves 51 and on one side of the clamping rod 52 departing from the lifting frame 3 and the fixed frame 2, the spring plate 53 is fixedly connected with the bottom plate 1, and the arrangement direction of the spring plate 53 is parallel to the arrangement direction of the clamping rod 52. A second spring 531 is horizontally disposed between the spring plate 53 and the fastening rod 52, one end of the second spring 531 is fixedly connected with the spring plate 53, and the other end of the spring plate 53 is fixedly connected with the fastening rod 52. Thereby pushing the catching bar 52 to move toward one side of the crane 3 by the second spring 531.

Referring to fig. 2 and 5, the bottom plate 1 is located one side that two chutes 51 deviate from relatively and has transversely seted up holding tank 54, and the inside sliding connection who is located holding tank 54 has slide plate 541, and slide plate 541 upwards stretches out from the inside of holding tank 54, and slide plate 541 is located the part of the inside of holding tank 54, the one side level that deviates from card solid pole 52 is provided with third spring 542, one side and slide plate 541 fixed connection of third spring 542, and fixed connection between other one end and the bottom plate 1. And a locking block 543 is fixedly arranged on one side of the sliding plate 541 close to the fastening rod 52, and the locking block 543 is fixedly connected with the sliding plate 541. The two ends of the locking rod 52 are provided with locking grooves 524 corresponding to the locking blocks 543, and when the locking rod 52 is opposite to the locking blocks 543, the locking blocks 543 extend into the locking grooves 524, so that the locking rod 52 is locked by the locking blocks 543.

Referring to fig. 1, a support rod 311 is obliquely disposed on a side of the outer tube 31 away from the fastening rod 52, one end of the support rod 311 is fixedly connected to the outer tube 31, and the other end of the fastening rod 52 is fixedly connected to the bottom plate 1. And the inclination direction gradually inclines downward from the side close to the outer tube 31 to the side far from the outer tube 31.

The implementation principle of the aircraft tire depending on the frame of the embodiment of the application is as follows: the ratchet wheel 43 and the gear 41 are driven to rotate by rotating the motor 42, so that the rack 331 is driven to move upwards, the inner tube 32 is driven to move upwards, the pawl 44 is matched with the ratchet wheel 43 relatively, the gear 41 cannot rotate reversely, the rack 331 cannot move downwards, and the inner tube 32 is locked relatively. When the approaching plate 461 moves towards the side departing from the lifting frame 3, the first elastic block 451 moves upwards under the action of the spring, so that the pawl 44 moves upwards, the pawl 44 is separated from the ratchet wheel 43, the ratchet wheel 43 and the gear 41 can rotate relatively, the connecting plate 33 and the inner tube 32 can only move up and down, and the height of the lifting frame 3 can be adjusted for tires of different sizes.

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: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. Aircraft tire relies on frame, including bottom plate (1), its characterized in that: be located be provided with mount (2) and crane (3) side by side on bottom plate (1), crane (3) including outer tube (31) and the cover that coaxial slip set up establish inner tube (32) in outer tube (31) inboard, be located one side of inner tube (32) is provided with connecting plate (33), is located connecting plate (33) are close to one side vertical rack (331) that is provided with of mount (2), mount (2) are close to one side of rack (331) is rotated and is provided with gear (41), gear (41) with rack (331) mesh relatively, are located one side of gear (41) is provided with the drive gear (41) carry out the pivoted driving piece, are located one side of gear (41) is provided with first locking structure.

2. An aircraft tire rest according to claim 1, wherein: the first locking structure comprises a ratchet wheel (43) and a pawl (44), the ratchet wheel (43) is coaxially arranged with the gear (41), the pawl (44) is meshed with the ratchet wheel (43), a supporting plate (45) is arranged below the pawl (44) on the fixing frame (2), a first elastic block (451) is arranged above the supporting plate (45), an elastic part is arranged below the first elastic block (451), and an approaching plate (461) is arranged on one side of the first elastic block (451).

3. An aircraft tire rest according to claim 1, wherein: the clamping device is characterized in that at least one sliding groove (51) is formed in the bottom plate (1), a clamping and fixing rod (52) is connected to the bottom plate (1) in a sliding mode, a sliding block (521) is arranged at the position, located on the sliding groove (51), of the clamping and fixing rod (52), the sliding block (521) is located inside the sliding groove (51) and slides relative to the sliding groove, the arrangement direction of the clamping and fixing rod (52) is the same as the length direction of the vertical projection of the fixing frame (2), and a second locking structure is arranged inside the sliding groove (51).

4. An aircraft tire rest according to claim 3, wherein: the second locking structure comprises a plurality of first clamping blocks (511) arranged along the direction of the sliding groove (51), the first clamping blocks (511) are arranged vertically on the side wall of one side, close to the fixed frame (2), of the first clamping block (511), the clamping rod (52) is hinged to a second clamping block (523) abutted against the first clamping blocks (511), and the second clamping block (523) deviates from the vertical side wall of one side of the fixed frame (2).

5. An aircraft tire rest according to claim 3, wherein: be located one side that spout (51) deviate from mount (2) transversely is provided with locking piece (543), is located that the position that blocks solid pole (52) for locking piece (543) has seted up locking groove (524), is located that locking piece (543) deviate from the position that locking groove (524) is provided with the elastic component, the elastic component promotes locking piece (543) stretch into the inside that locks groove (524).

6. An aircraft tire rest according to claim 3, wherein: a spring plate (53) is arranged on one side of the clamping rod (52) departing from the fixed frame (2), and an elastic part is arranged between the spring plate (53) and the clamping rod (52).

7. An aircraft tire rest according to claim 3, wherein: the bottom end of one side, which is away from the clamping and fixing rod (52), of the lifting frame (3) and the fixing frame (2) is obliquely provided with a supporting rod (311).

8. An aircraft tire rest according to claim 1, wherein: and the outer side pipe wall of the inner pipe (32) is vertically provided with scale marks (323).

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