CN217996551U

CN217996551U - Anti-tipping driving device of suspension crane

Info

Publication number: CN217996551U
Application number: CN202221854044.7U
Authority: CN
Inventors: 彭中维
Original assignee: Shenzhen Geshile Technology Co ltd
Current assignee: Shenzhen Geshile Technology Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-12-09
Anticipated expiration: 2032-07-19

Abstract

The utility model discloses a suspension crane driving device that prevents toppling relates to suspension crane technical field. The guide rail comprises a guide rail, the guide rail bottom is provided with the wallboard, and the wallboard middle part is formed with U type groove, and the guide rail bottom is located U type inslot, and the inboard of wallboard is provided with driven wheel subassembly and initiative wheel subassembly, and driven wheel subassembly includes two at least follow driving wheels, and initiative wheel subassembly includes two action wheels, contacts from the track of driving wheel and action wheel bottom and guide rail, the bottom of wallboard is provided with two at least spacing subassemblies in bottom. The utility model discloses be provided with the initiative wheel subassembly, the initiative wheel subassembly comprises three intermeshing's gear, drives two second gears through first gear and carries out the equidirectional removal, and then drives two action wheels and remove on the guide rail, sets up like this and makes the drive power on two action wheels even, has improved the stability of this drive arrangement during operation.

Description

Anti-tipping driving device of suspension crane

Technical Field

The utility model relates to a lift-off crane technical field specifically is a lift-off crane prevents drive arrangement that turns over.

Background

The suspension crane is a flexible light combined suspension crane and belongs to light and small hoisting equipment. The suspension crane is divided into two types: single beam and double beam. The main advantages include a lifting capacity of 2000 kg, easy installation, safety, etc. The steel wire rope is an indispensable important accessory of the crane and comprises a phosphated coating steel wire rope, a galvanized steel wire rope and a plain steel wire rope, and when the length of a cantilever of the traditional suspension crane needs to be increased, the stability of the crane needs to be checked and calculated, and anti-tipping measures need to be taken.

When electronic overhead crane span is less or the cantilever is great, lift by crane the heavy object in cantilever department and can lead to the opposite side negative wheel pressure condition to lead to the hoist both sides drive asynchronous, cause the unable even running of hoist, among the prior art, some hoist has installed additional and has stopped the perk device, but warpage phenomenon still can appear when the current overhead crane prevents tilting drive device, makes the unable even running of hoist when the negative wheel pressure easily, influences work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a suspension crane driving device that prevents toppling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hoist crane tilting prevention drive arrangement, includes the guide rail, the guide rail bottom is provided with the wallboard, and the wallboard middle part is formed with U type groove, and the guide rail bottom is located U type inslot, and the inboard of wallboard is provided with driven wheel subassembly and initiative wheel subassembly, and driven wheel subassembly includes two at least follow driving wheels, and the initiative wheel subassembly includes two action wheels, contacts from the track of driving wheel and action wheel bottom and guide rail, the bottom of wallboard is provided with two at least bottom spacing subassemblies.

Preferably, the spacing subassembly in bottom includes U type frame, is fixed with a plurality of fixed axles between the inner wall of U type frame, and the roll connection has the gyro wheel on the fixed axle axis body, and the gyro wheel contacts with the guide rail bottom, and U type frame bottom mounting has the mounting bracket, fixes mutually through the bolt between mounting bracket tip and the wallboard curb plate.

Preferably, the bottom of the guide rail is provided with at least two arc-shaped grooves, and the roller is matched with the arc-shaped grooves.

Preferably, the driven wheel assembly comprises at least two first rotating shafts in rolling connection with the wall plate, and the end parts of the first rotating shafts are fixed with the driven wheel.

Preferably, the driving wheel assembly comprises a second rotating shaft connected with the wall plate in a rolling manner and two third rotating shafts connected with the wall plate in a rolling manner, the end parts of the third rotating shafts are fixed with the driving wheel, a first gear and a second gear are respectively fixed on the second rotating shaft and the third rotating shaft, the first gear is positioned between the two second gears and is meshed with the second gear, a motor is fixed on the side surface of the wall plate, and the output end of the motor is fixed with the end part of the second rotating shaft.

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

this overhead crane driving device that prevents toppling is provided with initiative wheel subassembly, and initiative wheel subassembly comprises three intermeshing's gear, drives two second gears through first gear and carries out the equidirectional removal, and then drives two action wheels and remove on the guide rail, sets up like this and makes the drive power on two action wheels even, has improved the stability of this drive arrangement during operation.

In addition, still be provided with the spacing subassembly in bottom, the gyro wheel on the spacing subassembly in bottom contacts with the arc wall of guide rail, and the mounting bracket of the spacing subassembly in bottom is fixed mutually with the wallboard, when the device normal operating, the guide rail contacts from driving wheel and two action wheels on the driving wheel subassembly on the driven wheel subassembly, when negative wheel pressure appears, because guide rail both sides top and bottom are by the action wheel, carry out the centre gripping from driving wheel and gyro wheel, thereby guarantee that its relative position is unchangeable, make the action wheel and contact with the track from the driving wheel all the time, can effectually prevent that warpage phenomenon from appearing in the wallboard, the condition emergence of the unable even running of hoist when negative wheel pressure has been avoided, and the work efficiency is improved.

Drawings

Fig. 1 is a left side axial view of the present invention;

fig. 2 is a right side axial view of the present invention;

fig. 3 is a top view of the present invention with the guide rail removed;

figure 4 is a detail view of the bottom stop assembly.

In the figure: 1. a guide rail; 101. an arc-shaped slot; 2. a wallboard; 3. a driven wheel assembly; 301. a first rotating shaft; 302. a driven wheel; 4. an active wheel assembly; 401. a second rotating shaft; 402. a first gear; 403. a third rotating shaft; 404. a second gear; 405. a driving wheel; 406. a motor; 5. a bottom limiting assembly; 501. a U-shaped frame; 502. a fixed shaft; 503. a roller; 504. and (7) mounting a frame.

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.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, and 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.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a suspension crane driving device that prevents toppling, including guide rail 1, guide rail 1 is "worker" style of calligraphy, be provided with wallboard 2 in guide rail 1 bottom, and wallboard 2 middle part is formed with U type groove, it can be known that, guide rail 1 bottom is located U type inslot, inboard at wallboard 2 is provided with driven wheel subassembly 3 and driving wheel subassembly 4, driven wheel subassembly 3 and driving wheel subassembly 4 set up and guaranteed that drive arrangement carries out steady operation on guide rail 1, wherein, driven wheel subassembly 3 includes two at least follow driving wheels 302, as a specific implementation mode, follow driving wheels 302 and be provided with two, driving wheel subassembly 4 includes two action wheels 405, it can know that, follow the track of driving wheels 302 and action wheels 405 bottom and guide rail 1 and contact, wallboard 2's bottom is provided with two at least bottom spacing subassemblies 5, as a specific implementation mode, bottom spacing subassembly 5 sets up to two, and relative and be the symmetry axis with wallboard 2 and be the symmetric distribution.

When electronic suspension crane span is less or the cantilever is great, lift by crane the heavy object in cantilever department and can lead to the opposite side negative pressure condition to appear, thereby lead to the hoist both sides drive asynchronous, cause the unable even running of hoist, for preventing 2 warpages of wallboard, bottom spacing subassembly 5 includes U type frame 501, be fixed with a plurality of fixed axles 502 between the inner wall of U type frame 501, roll connection has gyro wheel 503 on the fixed axle 502 axis body, and gyro wheel 503 contacts with 1 bottom of guide rail, there is mounting bracket 504 at U type frame 501 bottom mounting, and it is fixed mutually through the bolt between mounting bracket 504 tip and the 2 curb plates of wallboard.

In order to prevent the roller 503 from moving axially and further improve the working stability of the device, at least two arc-shaped grooves 101 are formed in the bottom of the guide rail 1, and the roller 503 is matched with the arc-shaped grooves 101.

In order to ensure the smooth implementation of this solution, it should be noted that driven wheel assembly 3 includes at least two first rotating shafts 301 connected to wall plate 2 in a rolling manner, and the end of first rotating shaft 301 is fixed to driven wheel 302, and the number of first rotating shafts 301 is two.

In order to ensure the smooth implementation of this solution, it is necessary to know that driving wheel assembly 4 includes a second rotating shaft 401 connected to wall plate 2 in a rolling manner and two third rotating shafts 403 connected to wall plate 2 in a rolling manner, where third rotating shafts 403 are located at two sides of second rotating shaft 401, and ends of third rotating shafts 403 are fixed to driving wheel 405, and a first gear 402 and a second gear 404 are respectively fixed to shafts of second rotating shaft 401 and third rotating shafts 403, and it can be known that first gear 402 is located between two second gears 404 and is engaged with second gear 404, a motor 406 is fixed to a side surface of wall plate 2, and an output end of motor 406 is fixed to an end of second rotating shaft 401.

It can be understood that, drive two second gears 404 through first gear 402 and carry out the equidirectional removal, and then drive two action wheels 405 and remove on guide rail 1, because first gear 402 is located between two second gears 404, set up like this and make the drive power on two action wheels 405 even, improved the stability of this drive arrangement during operation.

The gyro wheel 503 on the spacing subassembly in bottom 5 contacts with the arc wall 101 of guide rail 1, and the spacing subassembly in bottom 5 is fixed mutually with wallboard 2 through mounting bracket 504, when the device normal operating, guide rail 1 contacts with two action wheels 405 on the driven wheel 302 and the initiative wheel subassembly 4 on the driven wheel subassembly 3, when negative wheel pressure appears, because guide rail 1 both sides top and bottom are by action wheel 405, carry out the centre gripping from driving wheel 302 and gyro wheel 503, thereby guarantee that its relative position is unchangeable, make action wheel 405 and contact with guide rail 1 from driving wheel 302 all the time, can effectually prevent the warpage.

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. A suspension crane anti-tipping drive device comprises a guide rail (1), and is characterized in that: guide rail (1) bottom is provided with wallboard (2), and wallboard (2) middle part is formed with U type groove, and guide rail (1) bottom is located U type inslot, and the inboard of wallboard (2) is provided with driven wheel subassembly (3) and driving wheel subassembly (4), and driven wheel subassembly (3) are including two at least follow driving wheels (302), and driving wheel subassembly (4) are including two action wheels (405), contact with the track of guide rail (1) from driving wheel (302) and action wheel (405) bottom, the bottom of wallboard (2) is provided with two at least bottom spacing subassemblies (5).

2. The anti-toppling driving device for a suspension crane according to claim 1, wherein: spacing subassembly of bottom (5) is fixed with a plurality of fixed axles (502) including U type frame (501) between the inner wall of U type frame (501), and roll connection has gyro wheel (503) on fixed axle (502) axis body, and gyro wheel (503) contact with guide rail (1) bottom, and U type frame (501) bottom mounting has mounting bracket (504), fixes mutually through the bolt between mounting bracket (504) tip and wallboard (2) curb plate.

3. The anti-toppling driving device for a suspension crane according to claim 1, wherein: at least two arc-shaped grooves (101) are formed in the bottom of the guide rail (1), and the roller (503) is matched with the arc-shaped grooves (101).

4. The anti-toppling driving device of a suspension crane according to claim 1, wherein: driven wheel subassembly (3) include at least two first pivot (301) with wallboard (2) rolling connection, the tip of first pivot (301) is fixed mutually with driven round (302).

5. The anti-toppling driving device for a suspension crane according to claim 1, wherein: the driving wheel assembly (4) comprises a second rotating shaft (401) connected with the wall plate (2) in a rolling mode and two third rotating shafts (403) connected with the wall plate (2) in a rolling mode, the end portions of the third rotating shafts (403) are fixed with the driving wheel (405), a first gear (402) and a second gear (404) are fixed on shaft bodies of the second rotating shafts (401) and the third rotating shafts (403) respectively, the first gear (402) is located between the two second gears (404) and meshed with the second gear (404), a motor (406) is fixed on the side face of the wall plate (2), and the output end of the motor (406) is fixed with the end portion of the second rotating shaft (401).