CN215208246U

CN215208246U - Automobile crane spare tire lifting frame

Info

Publication number: CN215208246U
Application number: CN202120981769.1U
Authority: CN
Inventors: 王启峰; 李建霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-12-17
Anticipated expiration: 2031-05-10

Abstract

The utility model discloses a mobile crane spare tyre crane relates to the crane field, place the board including the spare tyre, the outside welding that the board was placed to the spare tyre has the steel wire axle, the outer wall cover of steel wire axle is equipped with the wire rope that extends to the steel wire axle outside, the top that the board was placed to the spare tyre one side is provided with first stopper, the outside that the board was placed to the spare tyre is located the inboard of first stopper is provided with the spare tyre, the outside that the board was placed to the spare tyre has the second stopper to be located the inside weld of spare tyre. The utility model discloses an universal wheel, spare tyre, motor, lead screw and bracing piece move to the spare tyre below through the universal wheel, and the output through the motor drives output shaft corotation, and output shaft corotation drives the lead screw and carries out the corotation, and lead screw corotation drives two sets of sliding column inward shifting of lead screw outer wall, and two sets of sliding column inward shifting drive sliding column top's fixed block inward shifting, and the fixed block removes the bracing piece inward shifting that drives the fixed block top.

Description

Automobile crane spare tire lifting frame

Technical Field

The utility model relates to a crane field specifically is a mobile crane spare tyre crane.

Background

The automobile crane is mounted on the common automobile chassis or the special automobile chassis, the driving cab and the crane control cab are separately arranged, and the automobile crane is used as a road engineering vehicle and is generally provided with a spare tire for replacing in emergency.

The spare tyre support of using is mostly fixed on current mobile crane, especially well light-tonnage mobile crane, nevertheless uses the vehicle of this kind of mode, when carrying out the spare tyre change, need with the help of its own or outside lifting device, perhaps manpower transport, can accomplish the removal and the change of spare tyre, and the operation is got up and is wasted time, hard, inconvenient.

Disclosure of Invention

The utility model aims to provide a: in order to solve the problem that the spare tire of the automobile crane spare tire lifting frame in the prior art is difficult to move and replace and the spare tire is difficult to disassemble when a plate is placed on the spare tire, the automobile crane spare tire lifting frame is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a spare tire lifting frame of an automobile crane comprises a spare tire placing plate, wherein a steel wire shaft is welded on the outer side of the spare tire placing plate, a steel wire rope extending to the outer side of the steel wire shaft is sleeved on the outer wall of the steel wire shaft, a first limiting block is arranged above one side of the spare tire placing plate, a spare tire is arranged on the outer side of the spare tire placing plate and positioned on the inner side of the first limiting block, a second limiting block is welded on the outer side of the spare tire placing plate and positioned inside a spare tire, a third limiting block is arranged at the top end of the second limiting block, a supporting block is arranged at the bottom end of the spare tire, a supporting rod is arranged at the bottom end of the supporting block, two groups of fixing blocks are arranged at the bottom end parts of the two groups of fixing blocks, a lead screw is sleeved on the inner wall of the sliding column, bases are sleeved on the outer walls of two ends of the lead screw, and a sliding groove is formed in the bottom end inside the bases, the utility model discloses a tire replacement device, including lead screw, motor, rocking handle, spare tire placing plate, first toothed disc, second toothed disc, telescopic spring, first gear dish, second toothed disc, motor case, output shaft, universal wheel, steel wire shaft, spare tire placing plate, steel wire shaft, telescopic spring, second toothed disc, motor case, output shaft one end and base fixed connection, the bottom of base is provided with the universal wheel, the inside that the spare tire placed the board is provided with the rocking handle that extends to the steel wire shaft outside, the one end of rocking handle is located the inside that the spare tire placed the board and is provided with the pivot, the one end of pivot is provided with the telescopic spring who extends to the spare tire placing inboard wall, the outer wall that one side of first toothed disc is located the pivot has cup jointed the second toothed disc.

Preferably, the bottom of slip post is located the inside of sliding tray and is provided with the sliding block, the quantity of bracing piece is the multiunit, and connects through the connecting axle between the multiunit bracing piece.

Preferably, the both sides that the outside that the board was placed to the spare tyre is located the spare tyre bottom are provided with the fourth stopper, the one end outer wall of lead screw is provided with positive screw, and the other end of lead screw is provided with the left-hand thread, the positive screw one end and the fixed block contact position department of lead screw are provided with the assorted screw thread, and the left-hand thread one end and the fixed block contact position department of lead screw are provided with the assorted screw thread.

Preferably, the top end of the second limiting block is provided with a groove, and the bottom end of the third limiting block is provided with a groove matched with the bump.

Preferably, the inside of fixed block is provided with the axis of rotation, the outside wall at the axis of rotation is cup jointed in the inside of bracing piece bottom.

Preferably, the inner wall of the base is provided with a rotating groove, and the outer wall of one end of the screw rod is sleeved inside the rotating groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the universal wheel, the spare tyre, including a motor, an end cap, a controller, and a cover plate, lead screw and bracing piece, move to the spare tyre below through the universal wheel, output shaft corotation is driven through the output of motor, output shaft corotation drives the lead screw and carries out the corotation, lead screw corotation drives two sets of sliding columns of lead screw outer wall and moves inwards, two sets of sliding columns move inwards and drive the fixed block on sliding column top and move inwards, the fixed block moves and drives the bracing piece on fixed block top and move inwards, the bracing piece makes the high tensile of bracing piece through the connecting axle, make the supporting shoe at bracing piece top rise, the supporting shoe rises and reaches a certain position department, the motor stops working, make the spare tyre need not artifically carry, can use equipment to go up and down, time and labor saving, be convenient for moving;

2. the utility model discloses a through setting up the fourth stopper, wire rope, including a motor, an end cap, a controller, and a cover plate, the equipment jacks up the spare tyre, the bottom of spare tyre surpasss the top of fourth stopper, slide the third stopper right and take off, dismantle wire rope from the inside of second stopper, pull open wire rope upwards from the outside of spare tyre again, move the spare tyre through the universal wheel, and when exceeding the outside of fourth stopper, start the motor and reverse, the motor drives the output shaft reversal, the output shaft reversal drives the lead screw and reverses, the lead screw reversal makes two sets of sliding columns of lead screw outer wall move outwards, two sets of sliding columns move outwards and drive the fixed block of sliding column top outwards, the fixed block moves and drives the bracing piece outwards of fixed block top, the bracing piece makes the bracing piece height reduce through the connecting axle, the bracing piece descends and drives the spare tyre decline of supporting shoe and supporting shoe top, the motor stop work makes the spare tyre place convenient and fast when the board outside is dismantled from the spare tyre, need not consume too much manpower.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the connection between the spare tire placing plate and the spare tire of the present invention;

FIG. 3 is a schematic view of the connection between the second stopper and the third stopper of the present invention;

FIG. 4 is a schematic view of the connection between the fixing block and the support rod of the present invention;

fig. 5 is a schematic view of the inner structure of the steel wire shaft of the present invention.

In the figure: 1. a spare tire placing plate; 2. a wire shaft; 3. a wire rope; 4. a first stopper; 5. a spare tire; 6. a second limiting block; 7. a third limiting block; 8. a support block; 9. a support bar; 10. a fixed block; 11. a sliding post; 12. a screw rod; 13. a base; 14. a sliding groove; 15. an output shaft; 16. a motor; 17. a motor case; 18. a universal wheel; 19. a rocking handle; 20. a rotating shaft; 21. a first gear plate; 22. a second gear wheel disc; 23. a telescoping spring.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

The motor (80 YYJJ) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-5, a spare tire lifting frame of an automobile crane comprises a spare tire placing plate 1, a steel wire shaft 2 welded on the outer side of the spare tire placing plate 1, a steel wire rope 3 extending to the outer side of the steel wire shaft 2 sleeved on the outer wall of the steel wire shaft 2, a first limiting block 4 arranged above one side of the spare tire placing plate 1, a spare tire 5 arranged on the outer side of the spare tire placing plate 1 and positioned on the inner side of the first limiting block 4, a second limiting block 6 welded on the outer side of the spare tire placing plate 1 and positioned inside the spare tire 5, a third limiting block 7 arranged on the top end of the second limiting block 6, a supporting block 8 arranged on the bottom end of the spare tire 5, a supporting rod 9 arranged on the bottom end of the supporting rod 9, two sets of fixing blocks 10 arranged on the bottom end of the two sets of fixing blocks 10, a sliding column 11 sleeved on the inner wall of the sliding column 11, a screw rod 12 sleeved on the outer wall of the two ends of the screw rod 12, a base 13, sliding tray 14 has been seted up to the inside bottom of base 13, motor 16 is installed to one side of lead screw 12 one end, motor 16's outer wall cup joints the motor case 17 of being connected with base 13, motor 16's output is connected with output shaft 15, 15 one end of output shaft and base 13 fixed connection, base 13's bottom is provided with universal wheel 18, the inside that board 1 was placed to the spare tyre is provided with the rocking handle 19 that extends to the steel wire axle 2 outside, the one end of rocking handle 19 is located the inside that board 1 was placed to the spare tyre and is provided with pivot 20, the inboard that board 1 was placed to the spare tyre of being located of steel wire axle 2 is provided with first toothed disc 21, the one end of pivot 20 is provided with the expanding spring 23 that extends to board 1 inner wall is placed to the spare tyre, the outer wall that one side of first toothed disc 21 is located pivot 20 has cup jointed second toothed disc 22.

Please refer to fig. 1, the bottom end of the sliding column 11 is provided with a plurality of sliding blocks inside the sliding groove 14, the number of the supporting rods 9 is multiple, the plurality of supporting rods 9 are connected by a connecting shaft, and the supporting block 8 is lifted by the plurality of supporting rods 9.

Please refer to fig. 1 and fig. 2, the outer side of the spare tire placing plate 1 is provided with fourth limiting blocks at two sides of the bottom end of the spare tire 5, the outer wall of one end of the screw rod 12 is provided with a positive thread, the other end of the screw rod 12 is provided with a negative thread, the contact position of one end of the positive thread of the screw rod 12 and the fixed block 10 is provided with a matched thread, the contact position of one end of the negative thread of the screw rod 12 and the fixed block 10 is provided with a matched thread, and the spare tire 5 is supported and limited on the outer wall of the spare tire placing plate 1 by the fourth limiting blocks.

Please refer to fig. 1, a groove is formed at the top end of the second limiting block 6, a groove matched with the protrusion is formed at the bottom end of the third limiting block 7, and the second limiting block 6 can be detached and installed through the groove and the protrusion.

Please refer to fig. 1 and 4, a rotating shaft is disposed inside the fixing block 10, the inside of the bottom end of the supporting rod 9 is sleeved on the outer wall of the rotating shaft, and the bottom end of the supporting rod 9 can be rotated and extended through the rotating shaft.

Please refer to fig. 1, the inner wall of the base 13 is formed with a rotation slot, and the outer wall of one end of the screw rod 12 is sleeved inside the rotation slot, so that the screw rod 12 can rotate inside the base 13 through the output shaft 15.

The working principle is as follows: when the device is used, firstly, an external power supply of the device is manually connected to enable the device to normally work, when the spare tire 5 needs to be moved and replaced, the device is moved to the position below the spare tire 5 through the universal wheel 18, the motor 16 is started, the output shaft 15 is driven to rotate forward through the output end of the motor 16, the screw rod 12 is driven to rotate forward through the output shaft 15, the screw rod 12 rotates forward to drive the two groups of sliding columns 11 on the outer wall of the screw rod 12 to move relatively, the two groups of sliding columns 11 move relatively to drive the fixed block 10 at the top end of the sliding columns 11 to move relatively, the fixed block 10 moves to drive the supporting rod 9 at the top end of the fixed block 10 to move inwards, the supporting rod 9 enables the supporting rod 9 to stretch by the height of the supporting block 9 through the connecting shaft, the supporting block 8 at the top end of the supporting rod 9 rises to a certain position, the motor 16 stops working, the spare tire 5 does not need to be manually carried, and the device can be lifted, time and labor are saved, and the movement is convenient; the spare tire 5 is sleeved on the outer wall of the second limiting block 6, the steel wire rope 3 is buckled into the inner wall of the second limiting block 6, the third limiting block 7 and the second limiting block 6 are clamped in a sliding mode, the rocking handle 19 is rotated rightwards, the rocking handle 19 drives the steel wire shaft 2 to rotate, the steel wire shaft 2 rotates to drive the first gear disc 21 inside the spare tire placing plate 1 to rotate, after the steel wire rope 3 is tightened to a certain degree, the steel wire shaft 2 is pushed, the telescopic spring 23 contracts to enable the first gear disc 21 to be in contact with and clamped with the second gear disc 22 to limit, the rocking handle 19 is pulled out, the two groups of steel wire shafts 2 rotate to enable the steel wire rope 3 to be in a tightened state, the steel wire rope 3 is tightened to limit the third limiting block 7, and the spare tire 5 is fixed on the outer side of the spare tire placing plate 1; when the spare tire 5 is disassembled outside the spare tire placing plate 1, the equipment jacks up the spare tire 5, the bottom end of the spare tire 5 exceeds the top end of a fourth limiting block, a third limiting block 7 slides rightwards to be taken down, a steel wire rope 3 is disassembled from the inside of a second limiting block 6, the steel wire rope 3 is pulled upwards from the outside of the spare tire 5, the spare tire 5 is moved through a universal wheel 18 and exceeds the outside of the fourth limiting block, a starting motor 16 rotates reversely, the motor 16 drives an output shaft 15 to rotate reversely, the output shaft 15 rotates reversely to drive a screw rod 12 to rotate reversely, the screw rod 12 rotates reversely to drive two groups of sliding columns 11 on the outer wall of the screw rod 12 to move outwards, the two groups of sliding columns 11 move outwards to drive a fixed block 10 at the top end of the sliding columns 11 to move outwards, the fixed block 10 moves to drive a supporting rod 9 at the top end of the fixed block 10 to move outwards, the supporting rod 9 reduces the height of the supporting rod 9 through a connecting shaft, the supporting block 9 descends to drive a supporting block 8 and the spare tire 5 at the top end of the supporting block 8 to descend, the motor 16 stops working, so that the spare tire 5 is conveniently and quickly disassembled from the outer side of the spare tire placing plate 1 without consuming excessive manpower.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a mobile crane spare tyre crane, places board (1) including the spare tyre, its characterized in that: the outer side of the spare tire placing plate (1) is welded with a steel wire shaft (2), the outer wall of the steel wire shaft (2) is sleeved with a steel wire rope (3) extending to the outer side of the steel wire shaft (2), a first limiting block (4) is arranged above one side of the spare tire placing plate (1), a spare tire (5) is arranged on the outer side of the spare tire placing plate (1) and located on the inner side of the first limiting block (4), a second limiting block (6) is welded on the outer side of the spare tire placing plate (1) and located inside the spare tire (5), a third limiting block (7) is arranged at the top end of the second limiting block (6), a supporting block (8) is arranged at the bottom end of the spare tire (5), a supporting rod (9) is arranged at the bottom end of the supporting block (8), two groups of fixing blocks (10) are arranged at the bottom end of the two groups of fixing blocks (10) are provided with a sliding column (11), the inner wall of the sliding column (11) is sleeved with a screw rod (12), the outer walls of two ends of the screw rod (12) are sleeved with a base (13), the bottom end inside the base (13) is provided with a sliding groove (14), one side of one end of the screw rod (12) is provided with a motor (16), the outer wall of the motor (16) is sleeved with a motor box (17) connected with the base (13), the output end of the motor (16) is connected with an output shaft (15), one end of the output shaft (15) is fixedly connected with the base (13), the bottom end of the base (13) is provided with a universal wheel (18), the inside of the spare tire placing plate (1) is provided with a rocking handle (19) extending to the outer side of the steel wire shaft (2), one end of the rocking handle (19) is arranged inside the spare tire placing plate (1) and is provided with a rotating shaft (20), the inner side of the steel wire shaft (2) is arranged inside the spare tire placing plate (1) and is provided with a first gear disc (21), one end of the rotating shaft (20) is provided with a telescopic spring (23) extending to the inner wall of the spare tire placing plate (1), and one side of the first gear disc (21) is sleeved with a second gear disc (22) on the outer wall of the rotating shaft (20).

2. The spare tire crane of claim 1, wherein: the bottom of slip post (11) is located the inside of sliding tray (14) and is provided with the sliding block, the quantity of bracing piece (9) is the multiunit, and connects through the connecting axle between multiunit bracing piece (9).

3. The spare tire crane of claim 1, wherein: the outside that spare tyre placed board (1) is located the both sides of spare tyre (5) bottom and is provided with the fourth stopper, the one end outer wall of lead screw (12) is provided with positive screw, and the other end of lead screw (12) is provided with the left-hand thread, the positive screw one end and fixed block (10) contact position department of lead screw (12) are provided with the assorted screw thread, and the left-hand thread one end and fixed block (10) contact position department of lead screw (12) are provided with the assorted screw thread.

4. The spare tire crane of claim 1, wherein: the top end of the second limiting block (6) is provided with a groove, and the bottom end of the third limiting block (7) is provided with a groove matched with the convex block.

5. The spare tire crane of claim 1, wherein: the inside of fixed block (10) is provided with the axis of rotation, the outside wall at the axis of rotation is cup jointed in the inside of bracing piece (9) bottom.

6. The spare tire crane of claim 1, wherein: the inner wall of the base (13) is provided with a rotating groove, and the outer wall of one end of the screw rod (12) is sleeved inside the rotating groove.