CN218539080U - A introduction device for tower crane standard festival - Google Patents

Abstract

The utility model relates to a tower crane equipment technical field provides an introduction device for tower crane standard festival, including circular track, undersetting, inner jacket frame, rolling device, undersetting and inner jacket frame fixed connection, its characterized in that, circular track and undersetting fixed connection, circular orbital lateral surface and medial surface are equipped with outer recess and inner groovy, rolling device swing joint is in the recess, be equipped with the chain on the rolling device, through the chain on the rolling device and the relation of connection and the clearance fit of circular track and rolling device of the standard festival that needs the introduction, can make the standard festival rotatory to mounted position around the body of the tower, wait for the installation, not only reduced position calibration's time, still improved the efficiency of standard festival introduction.

Description

A introduction device for tower crane standard festival

Technical Field

The utility model relates to a tower crane equipment technical field specifically is an introduction device for tower crane standard festival.

Background

CN202121488505.9 discloses a standard knot introducing device of a tower crane, which comprises a lifting appliance, an introducing beam and an introducing trolley assembly, wherein the lifting appliance comprises a hanging plate and a rotatable pull rod hung below the hanging plate; the pulling piece is arranged on the introducing beam; the introduction dolly subassembly includes with introduction roof beam sliding contact complex introduction dolly and hoisting frame, and the top of hoisting frame is hung and is located the introduction dolly on, and the below of hoisting frame is used for articulating the standard festival, and the both sides of hoisting frame are hung and are located on the pull rod, stirs the piece and is used for stirring the pull rod and outwards rotates to make the pull rod break away from the hoisting frame.

Although this scheme provides one and can accomplish fast the introduction device who hangs in and screw out the hoisting frame of hoist, when the tower crane rises to jacking position with the standard festival, need spend more time and calibrate the position of introducing dolly and introduction roof beam.

Therefore, the present invention aims to overcome the above disadvantages.

SUMMERY OF THE UTILITY MODEL

The utility model provides an introducing device for tower crane standard festival promotes the standard festival to when the introducing position when the tower crane, and chain and the standard on the rolling device are economized fixed connection after, untie the tower crane lifting hook and need be connected between the standard festival of introduction, through the clearance fit between circular track and the rolling device, can save the standard and remove to the mounted position, wait for the installation, and this introducing device has reduced the required position calibration time of standard festival introduction, has improved efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an introduction device for tower crane standard festival, includes circular track, undersetting, inner jacket frame, rolling device, undersetting and inner jacket frame fixed connection, circular track and undersetting fixed connection, circular orbital lateral surface and medial surface are equipped with outer recess and inner groovy, rolling device swing joint is on outer recess and inner groovy, be equipped with the chain on the rolling device, the chain is used for pulling the introduction of standard festival.

In the above introduction device, the circular track is provided with a plurality of first connection pieces, the first connection pieces are perpendicular to the upper surface of the circular track, the first connection pieces are provided with first through holes, and the lower support is provided with a plurality of second connection pieces extending outwards along the side surface of the lower support; and a second through hole matched with the first through hole is formed in the second connecting piece, and the circular track penetrates through the first through hole and the second through hole through a connecting piece and is fixedly connected with the lower support.

In the above introduction device, the first connection pieces are arranged in pairs, a connection groove is formed between the two first connection pieces, and the lower support is inserted into the connection groove through the second connection piece and fixedly connected with the circular track through the first through hole and the second through hole by using a connection piece.

In the above introduction device, the rolling device includes a bearing, a running wheel, a fixed shaft, a fixed cap, and a fixed pin, the running wheel is provided with a placement groove, the placement groove is provided with a third through hole matching with the bearing, and the fixed shaft is provided with a pin hole; and after the fixed shaft sequentially penetrates through the bearing and the third through hole, the fixed shaft is fixed by a fixed cap and locked by a fixed pin, and the bearing is fixed in the placing groove.

In the above introducing device, the running wheel includes an outer wheel and an inner wheel, and the outer wheel has a circular plate structure; the interior wheel is inside hollow cylindrical structure, the standing groove is located the inside of interior wheel, the exterior wheel is the integrated into one piece structure with interior wheel, race the wheel is two at least, two race the interior wheel of wheel respectively on butt circular orbital outer recess and the inner groovy.

In the above introducing device, the rolling device further includes a fixing plate, a fourth through hole matched with the third through hole is formed in the fixing plate, the fixing plate is fixed on the fixing shaft through the fourth through hole, and the fixing plate is located on the outer side of the outer wheel.

In the above introducing device, the rolling device further comprises a hook assembly, the hook assembly is located between the fixed plates of the two running wheels, and two sides of the hook are fixedly connected with the fixed plates of the two running wheels.

In the above introduction apparatus, the hook assembly includes a hook; the lifting hook is an annular lifting hook; the chain is arranged in the annular lifting hook.

In the above-mentioned introducing device, the number of the second connecting pieces is at least four, and the number of the first connecting pieces is at least four.

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

the utility model discloses a clearance fit of circular track and rolling device, through the relation of connection of the standard festival of the chain on the rolling device and needs the introduction, can make the standard festival around the body of the tower rotation to mounted position, wait for the installation, not only reduced the time of position calibration, still improved the efficiency of standard festival introduction.

Drawings

FIG. 1 is a connection diagram of a circular track of the introduction device of example 1;

FIG. 2 is a perspective view of a first tab of the introduction device of embodiment 1;

FIG. 3 is a perspective view of a second tab of the introduction device of example 1;

FIG. 4 is a front view showing the rolling means and the circular rail of the introducing means of the embodiment 1;

FIG. 5 is a side cross-sectional view of the rolling device and circular track attachment of the introduction device of example 1;

FIG. 6 is a top cross-sectional view of the rolling device and circular track attachment of the introduction device of example 1;

FIG. 7 is a diagram of an embodiment of the introduction device of example 1.

In the figure: 1, a lower support; 2, inner sleeve frame; 3, a circular track; 4, an outer groove; 5, inner grooves; 6 a first connecting piece; 7 a second connecting sheet; 8, connecting pieces; 9 a first through hole; 10 a second via hole; 11 outer wheel; 12 an inner wheel; 13 fixing the shaft; 14 fixing the cap; 15 fixing pins; 16 fixing the plate; 17, a hook; 18 chains; 19 a bearing; 20 placing the groove; 21 a third via hole; 22 fourth via hole.

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.

Example 1

Referring to fig. 1-7, an introduction device for tower crane standard festival, includes circular track 3, undersetting 1, inner sleeve frame 2, rolling device, undersetting 1 and inner sleeve frame 2 fixed connection, circular track 3 and undersetting 1 fixed connection, circular track 3's lateral surface and medial surface are equipped with outer recess 4 and inner groovy 5, rolling device swing joint is on outer recess 4 and inner groovy 5, be equipped with chain 18 on the rolling device, chain 18 is used for pulling the introduction of standard festival.

Under this kind of design, the rolling device can be followed circular orbit 3's recess internal motion, and when the standard festival that the tower crane will introduce rises to the introduction position, the rolling device passes through chain 18 and the standard festival fixed connection of introduction, and at this moment, can untie the relation of connection between tower crane lifting hook 17 and the standard festival that needs the introduction, utilizes the rolling device to remove the standard festival that needs the introduction to the mounted position, waits to install.

Preferably, in order not to affect the movement of the rolling device in the circular track 3, a plurality of first connecting pieces 6 extending outwards and perpendicular to the upper surface are arranged on the upper surface of the circular track 3, first through holes 9 are further arranged on the first connecting pieces 6, on the lower support 1, because the lower support 1 is fixedly connected with the inner housing 2 through L-shaped angle steel, second connecting pieces 7 are arranged at the intersection points of the L shapes, the second connecting pieces 7 extend outwards, second through holes 10 matched with the first through holes 9 are arranged on the second connecting pieces 7, the circular track 3 can fixedly connected with the lower support 1 through the first through holes 9 and the second through holes 10 through connecting pieces 8, and the connecting pieces 8 can be bolts, pin shafts and the like.

Preferably, in order to improve the connection stability between the circular track 3 and the lower support 1, the first connecting pieces 6 are arranged in pairs, the two first connecting pieces 6 form a connecting groove therebetween, the lower support 1 is inserted into the connecting groove through the second connecting pieces 7 and fixedly connected with the circular track 3 through the first through holes 9 and the second through holes 10 by using connecting pieces, the connection mode is more stable, and is not easy to deform under the condition of long-time stress, further, the second connecting pieces 7 can also be arranged in pairs, and the connecting groove is formed between the two second connecting pieces 7 to connect the first connecting pieces 6, but the first connecting pieces 6 are optimally arranged in pairs.

As a further optimization of the embodiment, the rolling device includes a bearing 19, a running wheel, a fixed shaft 13, a fixed cap 14, and a fixed pin 15, a placement groove 20 is provided on the running wheel, a third through hole 21 matching with the bearing 19 is provided on the placement groove 20, and a pin hole is provided on the fixed shaft 13; after the fixed shaft 13 sequentially penetrates through the bearing 19 and the third through hole 21, the fixed shaft is fixed by the fixing cap 14 and locked by the fixing pin 15, the bearing 19 is fixed in the placing groove 20, and under the design, the novel rolling device is directly compared with the traditional bearing 19 as a rolling device, the bearing 19 is placed in the placing groove 20 of the running wheel by the aid of the novel rolling device, the bearing 19 can be better protected, and the problem that the bearing 19 is exposed, rusted and blocked easily is solved.

Further, the running wheel in the embodiment adopts a T-shaped wheel structure, the running wheel comprises an outer wheel 11 and an inner wheel 12, and the outer wheel 11 is of a circular plate structure; the inner wheel 12 is of a hollow cylindrical structure, the placing groove 20 is located inside the inner wheel 12, the outer wheel 11 and the inner wheel 12 are of an integrally formed structure, the number of running wheels is at least two, the inner wheels 12 of the two running wheels are respectively abutted to the outer groove 4 and the inner groove 5 of the circular track 3, and the running wheels are stronger in impact resistance under the design.

In this embodiment, the outer side of the outer wheel 11 is further provided with a fixing plate 16, one end of the fixing plate 16 is provided with a fourth through hole 22 matched with the third through hole 21, when two running wheels are used, one end of each of the two fixing plates 16 is fixed on the fixing shaft 13 through the fourth through hole 22, and the running wheel design of the T-shaped wheel structure can avoid the situation that the fixing plates 16 on two sides rub against the circular track 3 to cause difficulty in pushing and even clamping in the process of pushing the running wheels;

furthermore, in the working process, if the bearing 19, the running wheel or the fixed shaft 13 is damaged and falls down due to accidents, the risk of accidents is found, so that the anti-falling protection device is further arranged in the embodiment, the fixing plates 16 on the two sides are both of a T-shaped plate structure, the two ends of the T-shaped plate structure are bent in the same direction, the anti-falling effect can be timely played, and the working safety is greatly improved.

In this embodiment, the other ends of the two fixing plates 16 are fixedly connected to the hook 17 assembly, the hook 17 assembly is located between the two fixing plates 16, and in order to prevent the chain 18 of the rolling device from being separated from the hook 17 assembly during the movement of the rolling device, the hook 17 in this embodiment is a loop-shaped hook 17, the loop-shaped hook 17 is a U-shaped structure, and the chain 18 is installed in the loop-shaped hook 17.

Preferably, in order to ensure the stability of the circular rail 3, the second connecting sheets 7 are at least four, and the first connecting sheets 6 are at least four pairs.

In the present embodiment, the first connecting piece 6 is connected to the circular track 3 by welding, and the second connecting piece 7 is connected to the lower support 1 by welding.

Claims (9)

1. The utility model provides an introduction device for tower crane standard festival, includes circular track, undersetting, interior cover frame, rolling device, undersetting and interior cover frame fixed connection, its characterized in that, circular track and undersetting fixed connection, circular orbital lateral surface and medial surface are equipped with outer recess and inner groovy, rolling device swing joint is on outer recess and inner groovy, be equipped with the chain on the rolling device, the chain is used for pulling the introduction of standard festival.

2. The introduction device according to claim 1, wherein the circular track is provided with a plurality of first connecting pieces, the first connecting pieces are perpendicular to the upper surface of the circular track, the first connecting pieces are provided with first through holes, and the lower support is provided with a plurality of second connecting pieces extending outwards along the side surface of the lower support; and a second through hole matched with the first through hole is formed in the second connecting piece, and the circular track passes through the first through hole and the second through hole through a connecting piece and is fixedly connected with the lower support.

3. The introduction device according to claim 1, wherein the first coupling pieces are arranged in pairs, the two first coupling pieces form a coupling groove therebetween, and the lower holder is inserted into the coupling groove through the second coupling piece and fixedly coupled to the circular rail through the first and second through holes using a coupling member.

4. The introduction device according to claim 1, wherein the rolling device comprises a bearing, a running wheel, a fixed shaft, a fixed cap and a fixed pin, the running wheel is provided with a placing groove, the placing groove is provided with a third through hole matched with the bearing, and the fixed shaft is provided with a pin hole; and after the fixed shaft sequentially penetrates through the bearing and the third through hole, the fixed shaft is fixed by a fixed cap and locked by a fixed pin, and the bearing is fixed in the placing groove.

5. The introduction device of claim 4, wherein the runner includes an outer wheel and an inner wheel, the outer wheel being of circular plate construction; the interior wheel is inside hollow cylindrical structure, the standing groove is located the inside of interior wheel, the outer wheel is the integrated into one piece structure with interior wheel, race wheel is two at least, on the interior wheel of two race wheels butt circular orbital outer recess and inner groovy respectively.

6. The introducing device as claimed in claim 5, wherein the rolling device further comprises a fixing plate, the fixing plate is provided with a fourth through hole matching with the third through hole, the fixing plate is fixed on the fixing shaft through the fourth through hole, and the fixing plate is located outside the outer wheel.

7. The introduction device according to claim 6, wherein the rolling device further comprises a hook assembly, the hook assembly is located between the fixed plates of the two running wheels, and both sides of the hook are fixedly connected with the fixed plates of the two running wheels.

8. The introduction device of claim 7, wherein the hook assembly includes a hook; the lifting hook is an annular lifting hook; the chain is arranged in the annular lifting hook.

9. The introduction device of claim 1, wherein the second connecting tabs are at least four and the first connecting tabs are at least four pairs.

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