阅读说明：本技术 三角支架形吊装装置 (Triangular support-shaped hoisting device ) 是由 张荣泰 董军 于 2019-11-12 设计创作，主要内容包括：本发明涉及一种三角支架形吊装装置,包括铺设在地面的环形轨道,圆心处安装在地面的套筒,套筒的轴向垂直地面；还包括第一、第二和第三支腿,其中第一支腿和第二支腿的顶部与固定件固定连接,第三支腿与固定件铰接,第一支腿与第二支腿呈A字形固定成整体,第三支腿的底端与垂直固定在地面的套筒套装,三条支腿与地面形成三棱锥形状,所述轨道的上表面在朝向固定件的方向开设弧形凹槽,第一、第二支腿的底部安装行走轮并与所述的轨道的凹槽配合连接,其中一个行走轮有驱动装置,固定件的底部固定电葫芦。上述装置可快速移动,施工工地构建简单快速,从而节约了人力物力和财力。(The invention relates to a triangular support-shaped hoisting device, which comprises an annular rail paved on the ground, a sleeve arranged on the ground at the center of a circle, and a hoisting device arranged on the ground and provided with a triangular support, wherein 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.)

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. The tripod hoisting device of 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).

Technical Field

The invention relates to the field of hoisting machinery, in particular to a triangular support-shaped hoisting device used in a building construction site.

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 invention aims to provide a triangular support-shaped hoisting device which is simple in structure and convenient to move.

In order to solve the technical problems, the invention adopts the technical scheme that: 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, after the heavy object is hoisted by the electric hoist, the driving device drives the traveling wheels to orbit around the sleeve as the center of a circle along the groove of the annular track, so that the heavy object is moved to other places, the loading/unloading of the heavy object is realized, the moving is convenient, the waiting time of a carrying vehicle can be obviously reduced, and the construction period is favorably saved.

In addition, the device has the advantages of lower construction cost, simple construction and annular loading and unloading area, can reduce the number of loading and unloading personnel, and saves the enterprise cost.

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 invention provides a triangular support-shaped hoisting device which comprises an annular track 1 fixed on the ground, wherein the track is a circle surrounded by square steel, an inclined groove 2 is formed above 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 track 1, a steel shaft 4 is arranged in the sleeve, and a bearing 15 is arranged between the 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. The downward tension of the cable and the hoisting weight can be concentrated on the three support legs, and the support legs are straight rod-shaped, so that the loading capacity is higher and more stable under the condition of the same material consumption compared with a gantry crane.

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 in the 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 within the spirit and principle of the invention should be included in the scope of the invention.