CN210973580U

CN210973580U - Triangular support-shaped hoisting device

Info

Publication number: CN210973580U
Application number: CN201921943956.XU
Authority: CN
Inventors: 张荣泰; 董军
Original assignee: China Chemical Engineering Second Construction Corp
Current assignee: China Chemical Engineering Second Construction Corp
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-07-10
Anticipated expiration: 2029-11-12

Abstract

The utility model relates to a triangular bracket-shaped hoisting device, which comprises an annular track laid on the ground, a sleeve arranged on the ground at the center of a circle, and the axial direction of the sleeve is vertical to the ground; still include first, second and third landing leg, wherein the top and the mounting fixed connection of first landing leg and second landing leg, the third landing leg is articulated with the mounting, and first landing leg is the A font with the second landing leg and fixes into wholly, the bottom and the vertical fixation of third landing leg at the sleeve suit on ground, and three landing legs form triangular pyramid shape with ground, the arc recess is seted up at the direction towards the mounting to orbital upper surface, the bottom installation walking wheel of first, second landing leg and with orbital recess cooperation be connected, one of them walking wheel has drive arrangement, the fixed electric hoist in bottom of mounting. But above-mentioned device quick travel, construction site founds simply fast to manpower and materials and financial resources have been practiced thrift.

Description

Triangular support-shaped hoisting device

Technical Field

The utility model relates to a jack-up machinery especially relates to a triangular supports shape hoist device that building construction place used.

Background

During construction of a building site, building materials such as reinforcing steel bars, castings and prefabricated parts frequently enter and exit the site, a tower crane, a crane and even a gantry crane of the building site need to be frequently operated, for some large-scale building sites, a plurality of hoisting machines are often configured to meet complex loading and unloading requirements, a hoisting operator is easy to have a work-wasting phenomenon, construction cost is increased, for example, the tower crane needs to bear a busy loading and unloading task besides a feeding requirement of daily building requirements, if a loading and unloading vehicle is provided with a single-arm hoisting device, a special vehicle can increase production cost, and the existing gantry crane is large in construction cost due to the restriction of the beam strength, so that the hoisting machine which is simple in construction, relatively high in bearing capacity and beneficial to time saving is needed.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a simple structure removes convenient A-frame shape hoist device.

For solving the above technical problem, the utility model discloses a technical scheme is: a triangular support-shaped hoisting device is characterized by comprising an annular rail fixed on the ground, wherein the rail is a circle surrounded by square steel, an oblique groove is formed in the square steel close to the upper part of the inner side of the circle, the bottom of the groove is arc-shaped, a sleeve is axially and vertically arranged on the ground at the circle center of the annular rail, and a steel shaft is arranged in the sleeve;

still include first landing leg, second landing leg and third landing leg, the top and the mounting fixed connection of above-mentioned three landing legs, wherein first landing leg is the A font with the second landing leg and fixes into wholly, the steel shaft is connected to the bottom of third landing leg, first landing leg and the bottom installation walking wheel of second landing leg and sliding connection in the recess inside, above-mentioned three landing legs form three pyramid forms with ground, wherein have at least one walking wheel to connect and be provided with drive arrangement, the electric hoist is connected to the bottom of mounting.

Furthermore, the middle part of the third supporting leg is fixed with a telescopic rod, the top end of the steel shaft is provided with a lower hinged part, the bottom of the third supporting leg is connected with the steel shaft through the lower hinged part, and the top of the third supporting leg is hinged with an upper hinged part arranged on the fixing part.

Further, a plurality of transverse railings are fixed between the first supporting leg and the second supporting leg.

Furthermore, the annular track is provided with a 90-degree notch, and two ends of the notch are provided with limiting devices.

Further, a bearing is arranged between the sleeve and the steel shaft.

Further, the circular track and the sleeve are fixed on a movable rigid flat plate.

Compared with the prior art, the utility model discloses an electric hoist hangs the back with the heavy object, and drive arrangement road wheel uses the sleeve to detour as the centre of a circle along circular orbit's recess to remove the heavy object to other departments, thereby realize the dress/unload of heavy object, it is convenient to remove, can obviously reduce delivery vehicle's latency, is favorable to practicing thrift the time limit for a project.

Furthermore, the utility model discloses the construction cost of device is littleer, and the structure is simple, and the annular loading and unloading is regional, can reduce the quantity of loading and unloading personnel, saves the cost of enterprises.

Drawings

Fig. 1 is an overall schematic view of a triangular-bracket-shaped hoisting device.

Figure 2 is a bottom view of the mounting of the tripod hoist apparatus.

Fig. 3 is a schematic enlarged view of the structure of the center of the track of the triangular bracket-shaped hoisting device.

In the figure: 1-rail, 2-groove, 3-sleeve, 4-steel shaft, 51-first support leg, 52-second support leg, 53-third support leg, 6-fixing piece, 7 transverse pull rod, 8-walking wheel, 9-driving device, 10-electric hoist, 11-telescopic rod, 12-lower hinged piece, 13-upper hinged piece, 14-limiting device, 15-bearing and 16-rigid flat plate.

Detailed Description

The utility model relates to a triangular support shape hoist device that typical embodiment provided, including fixing at the annular track 1 on ground, the track is the circular that square steel encloses, and the square steel is close to the top of circle inboard and offers the inclined recess 2, and the bottom of recess 2 is convex, and the ground axial of the centre of a circle department of annular track 1 installs sleeve 3 perpendicularly, installs steel shaft 4 in the sleeve, installs bearing 15 between sleeve 3 and the steel shaft 4; the three-leg-type electric hoist is characterized by further comprising a first supporting leg 51, a second supporting leg 52 and a third supporting leg 53, the top ends of the three supporting legs are fixedly connected with the fixing piece 6, the first supporting leg 51 and the second supporting leg 52 are fixed into a whole in an A shape, the bottom end of the third supporting leg 53 is connected with the steel shaft 4, the bottom of the first supporting leg 51 and the bottom of the second supporting leg 52 are provided with walking wheels 8 and are connected inside the groove 2 in a sliding mode, the three supporting legs and the ground form a triangular pyramid shape, at least one walking wheel 8 is connected with a driving device 9, and the bottom of the fixing piece 6 is connected with the.

In the above embodiment, the hoisting device is integrally triangular-pyramid-shaped, and after the electric hoist 10 hoists the heavy object, the driving device 9 drives the traveling wheels to orbit around the sleeve 3 along the groove 2 of the annular track 1, so as to move the heavy object to other places, thereby realizing loading/unloading of the heavy object. Hawser and hoist the decurrent pulling force of heavy object and can concentrate on three landing legs, because the landing leg becomes straight shaft-like, compares portal crane, and the bearing capacity is bigger more firm under the condition of same material consumption, and likewise, under the demand of the same load of lifting by crane, the utility model discloses the construction cost of device is littleer, and the structure is simple, and annular loading and unloading is regional, can reduce the quantity of handling personnel, saves the cost of enterprises.

In a preferred embodiment, the middle part of the third leg 53 is fixed with a telescopic rod 11, the top end of the steel shaft 4 is provided with a lower hinge 12, the bottom part of the third leg 53 is connected with the steel shaft 4 through the lower hinge 12, and the top part of the third leg 53 is hinged with an upper hinge 13 arranged on the fixed part 6. The telescopic rod 11 device can be a hydraulic rod and a lead screw, and can extend or shorten the length of the third supporting leg 53, so that a hoisting heavy object can move far away from the center of the track or near the center of the track, and in the process of extending or shortening the third supporting leg 53, the top fixing part can form an arc taking the first and second supporting legs as the radius to drive the third supporting leg 53 to move up and down along the sleeve 3.

In a preferred embodiment, several transverse rails 7 are fixed between the first leg 51 and the second leg 52 to further improve the stability of the device.

In a preferred embodiment, the track 1 is provided with a 90-degree gap, and two ends of the gap are provided with limiting devices 14. Under the condition that the annular track 1 protrudes out of the earth surface, the protruding part can influence the in-and-out of the transport carrier, and the gap is arranged, so that the transport vehicle can conveniently enter a hoisting place in the annular track from the gap. And the limit devices are arranged at the two ends of the track to prevent the travelling wheels from derailing.

Preferably, the circular track 1 and the sleeve 3 are fixed to a movable rigid plate 16.

The technical solution claimed by the present invention is further clearly and completely described below with reference to an embodiment.

At the building site that the business turn over goods is many, the car of supplied materials does not have regularly usually, and this busy hour idle when just causing hoists such as current tower crane causes litter worker, in order to solve the cost increase problem that litter worker brought, following increases a buffer to the material of business turn over, mainly constructs a triangular support shape hoist device:

an annular track 1 with the diameter of 25 meters and an opening of 90 degrees is fixed on the idle horizontal ground, the annular track 1 is formed by bending thickened angle steel upwards according to a break angle and towards the direction of the center of a circle, the inner wall of the break angle forms a groove 2 with an arc-shaped section, or the annular track is made by bending the angle steel containing the shape, the center of the bottom of the arc-shaped groove 2 and the center of the circle of the arc surface are obliquely directed to a fixing piece 6, two ends of the opening of the arc-shaped track 1 are clamped by a limiting device 14, and the travelling wheels 8 are prevented from derailing; under the condition, the rail can adopt an I-shaped rail, the upper surface of the rail is vertical to the fixing piece, the traveling wheels adopt train steel wheels, and limiting devices are arranged at the two end parts of the rail to prevent the traveling wheels from derailing; a steel sleeve 3 with the inner diameter of 15 centimeters is vertically fixed on the ground surface at the center of the circular arc track 1, two bearings 15 are vertically installed inside the sleeve 3, a steel shaft 4 is installed in an inner ring of each bearing in a matching mode, and a lower hinged part 12 which is horizontal to the ground is fixed at the top of each steel shaft 4; two pieces of square steel form an angle of 30 degrees and one end of the square steel is fixed on a fixing piece 6, a transverse pull rod 7 is fixed between the two pieces of square steel to form an A-shaped integral structure, a walking wheel 8 is respectively installed at the other end of the square steel, the two pieces of square steel form a first supporting leg 51 and a second supporting leg 52, the radial directions of the two walking wheels 8 are on the same plane, an upper hinging piece 13 device is fixed at the other end of the fixing piece 6, the first supporting leg 51 and the second supporting leg 52, an upper hinging piece 13 is hinged with a hydraulic telescopic rod, the other end of the hydraulic telescopic rod 11 is hinged with a lower hinging piece 12 on a steel shaft 4, the hydraulic telescopic rod 11 and the steel shaft 4 form a straight line and form a third supporting leg 53, at the moment, the first, the second and the third supporting legs form a triangular pyramid with the ground, the bottom of the fixing piece 6 is connected with an electric hoist 10, the telescopic rod 11 may be replaced by a hydraulic rod, a lead screw, a reel, etc.

After the unloading truck stops between the circle center and the track, the operation control panel drives the walking wheels 8 through the driving device to move the lifting hook electric hoist to the top of the goods to be lifted, after the mooring rope is bound, the operation control panel lifts the heavy object through the electric hoist, after the goods are lifted away from the unloading truck, the operation driving device drives the walking wheels to walk, the walking wheels of the first supporting leg 51 and the second supporting leg 52 move along the groove 2 of the track in the anticlockwise direction of the circle center part of the third supporting leg 53, the electric hoist 10 puts the goods down after leaving the unloading truck, the goods can also be put down through the electric hoist, the operation control panel enables the hydraulic telescopic rod to extend or shorten, the lifting hook electric hoist is enabled to move properly along the radial direction of the circle center, and the goods lifted off before.

The ring-shaped track 1 and the sleeve 3 are fixed on a movable rigid flat plate, which is equivalent to fixing the integral device on the movable rigid flat plate, such as a steel plate, and the steel plate can drive the integral hoisting equipment to move while moving, so that the loading and unloading area can be conveniently adjusted in a construction site.

The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents made within the spirit and principle of the invention are intended to be included within the scope of the invention.

Claims

1. A triangular support-shaped hoisting device is characterized by comprising an annular rail (1) fixed on the ground, wherein the rail is a circle surrounded by square steel, an oblique groove (2) is formed in the upper part of the square steel close to the inner side of the circle, the bottom of the groove (2) is arc-shaped, a sleeve (3) is axially and vertically arranged on the ground at the circle center of the annular rail (1), and a steel shaft (4) is arranged in the sleeve;

still include first landing leg (51), second landing leg (52) and third landing leg (53), the top and mounting (6) fixed connection of above-mentioned three landing legs, wherein first landing leg (51) are A font with second landing leg (52) and fix into whole, steel shaft (4) are connected to the bottom of third landing leg (53), first landing leg (51) and the bottom installation walking wheel (8) of second landing leg (52) and sliding connection in recess (2) inside, above-mentioned three landing legs form three pyramid shape with ground, wherein have at least one walking wheel (8) to be connected and be provided with drive arrangement (9), the bottom of mounting (6) is connected electric hoist (10).

2. The triangular bracket-shaped hoisting device according to claim 1, wherein the middle part of the third leg (53) is fixed with a telescopic rod (11), the top end of the steel shaft (4) is provided with a lower hinge part (12), the bottom of the third leg (53) is connected with the steel shaft (4) through the lower hinge part (12), and the top of the third leg (53) is hinged with an upper hinge part (13) arranged on the fixing part (6).

3. A tripod hoisting device according to claim 1 or 2, wherein: a plurality of transverse railings (7) are fixed between the first supporting leg (51) and the second supporting leg (52).

4. A triangular support shaped lifting device according to claim 3, characterized in that the circular track (1) is provided with a 90 degree gap, and both ends of the gap are provided with a limiting device (14).

5. A tripod-shaped lifting device as claimed in claim 1, 2 or 4, wherein bearings (15) are mounted between the sleeve (3) and the steel shaft (4).

6. A tripod hoisting device according to claim 5, wherein the endless track (1) and the sleeve (3) are fixed to a movable rigid plate (16).