阅读说明：本技术 六绳臂头 (Six-rope arm head ) 是由 戴奇明 兰阳春 汪健 谢建琳 于 2019-09-30 设计创作，主要内容包括：本发明公开了一种六绳臂头,包括臂头座、回转机构、臂座,回转机构固定在臂头座下方,臂座通过螺栓固定在回转机构上,臂座左侧连接左臂,臂座右侧连接右臂,臂头座内设有第一双联滑轮和第一四联滑轮,臂座内设有第二双联滑轮和第二四联滑轮,左臂左端设有第三双联滑轮,右臂左部设有第三四联滑轮,右臂右端连接至后臂中部,后臂中部上设有左右对称的第四双联滑轮、第五双联滑轮,后臂左右两端部上设有左右对称的第六双联滑轮、第七双联滑轮。本发明所述的六绳臂头有3个吊点6根钢丝绳连接到工作平台上,3个吊点形成一个稳定的三角形结构,避免了工作平台发生左右倾翻的危险。(The invention discloses a six-rope arm head which comprises an arm head seat, a swing mechanism and an arm seat, wherein the swing mechanism is fixed below the arm head seat, the arm seat is fixed on the swing mechanism through bolts, the left side of the arm seat is connected with a left arm, the right side of the arm seat is connected with a right arm, a first duplex pulley and a first quadruple pulley are arranged in the arm head seat, a second duplex pulley and a second quadruple pulley are arranged in the arm seat, the left end of the left arm is provided with a third duplex pulley, the left part of the right arm is provided with a third quadruple pulley, the right end of the right arm is connected to the middle part of a rear arm, the middle part of the rear arm is provided with a fourth duplex pulley and a fifth duplex pulley which are bilaterally symmetrical, and the left and right ends of the rear arm are provided with a sixth. The six-rope arm head is provided with 3 lifting points and 6 steel wire ropes which are connected to the working platform, and the 3 lifting points form a stable triangular structure, so that the risk of the left and right tipping of the working platform is avoided.)

1. The utility model provides a six rope arm heads, includes arm head seat, rotation mechanism, arm seat, its characterized in that: the swing mechanism is fixed below the arm head seat, the arm seat is fixed on the swing mechanism through bolts, the left arm is connected to the left side of the arm seat, the right arm is connected to the right side of the arm seat, a first duplex pulley and a first quadruple pulley are arranged in the arm head seat, a second duplex pulley and a second quadruple pulley are arranged in the arm seat, a third duplex pulley is arranged at the left end of the left arm, a third quadruple pulley is arranged at the left part of the right arm, the right end of the right arm is connected to the middle part of the rear arm, a fourth duplex pulley and a fifth duplex pulley which are bilaterally symmetric are arranged on the middle part of the rear arm, and a sixth duplex pulley and a seventh duplex pulley which are bilaterally symmetric are arranged at the.

2. The six-cord arm head of claim 1, wherein: the rotary mechanism is provided with two motors which are double-motor rotary mechanisms.

3. The six-cord arm head of claim 1, wherein: the first duplex pulley is positioned on the upper side of the first quadruple pulley; the second duplex pulley is positioned on the left side of the second quadruple pulley.

4. The six-cord arm head of claim 1, wherein: first pair of pulley, first block of four pulley, second pair of pulley and second block of four pulley, third pair of pulley, third block of four pulley, sixth pair of pulley, seventh pair of pulley are vertical setting, fourth pair of pulley, fifth pair of pulley are horizontal setting.

5. The six-cord arm head of claim 1, wherein: and through holes for the steel wire rope to pass through are formed among the arm head seat, the swing mechanism, the arm seat, the left arm, the right arm and the rear arm.

6. The six-cord arm head of claim 1, wherein: the steel wire rope winding mechanism further comprises 6 steel wire ropes which are respectively a first steel wire rope, a second steel wire rope, a third steel wire rope, a fourth steel wire rope, a fifth steel wire rope and a sixth steel wire rope, wherein the third steel wire rope and the fourth steel wire rope sequentially pass around a first duplex pulley, a second duplex pulley and a third duplex pulley and penetrate out of the left end of the left arm, the first steel wire rope, the second steel wire rope, the fifth steel wire rope and the sixth steel wire rope sequentially pass through a first duplex pulley, a second duplex pulley and a third duplex pulley, then the first steel wire rope and the second steel wire rope sequentially pass through the fourth duplex pulley and the sixth duplex pulley and penetrate out of the left end of the rear arm, and the fifth steel wire rope and the sixth steel wire rope sequentially pass through the fifth duplex pulley and the seventh duplex pulley and penetrate out of the right end of the rear arm.

Technical Field

The invention relates to the field of mechanical equipment, in particular to a six-rope arm head.

Background

The hanging basket is a construction machine for high-altitude operation in construction engineering, and is used for curtain wall installation and outer wall cleaning. The hanging basket is usually hung on a hanging arm head through a steel wire rope, then the hanging arm head is driven by a hoisting mechanism to hang the hanging basket, and workers can clean the outer wall on the hanging basket. The existing suspension arm head is unreasonable in design, the suspension arm head is usually connected with a hanging basket through two steel wire rope hanging points, and the hanging basket is easy to shake in high altitude in a two-point connection mode, so that the hanging basket is prone to left and right tipping.

Disclosure of Invention

The invention provides a six-rope arm head.

The invention aims to solve the problems that the existing suspension arm head is unreasonable in design, and the suspension arm head enables a hanging basket to easily shake in high altitude through a mode of realizing connection between two steel wire rope hanging points and the hanging basket, so that the hanging basket is in danger of tilting left and right.

The technical scheme adopted by the invention for solving the technical problems is as follows: the six-rope arm head comprises an arm head seat, a rotating mechanism and an arm seat, wherein the rotating mechanism is fixed below the arm head seat, the arm seat is fixed on the rotating mechanism through a bolt, the left arm is connected to the left side of the arm seat, the right arm is connected to the right side of the arm seat, a first duplex pulley and a first quadruple pulley are arranged in the arm head seat, a second duplex pulley and a second quadruple pulley are arranged in the arm seat, a third duplex pulley is arranged at the left end of the left arm, a third quadruple pulley is arranged at the left end of the right arm, the right end of the right arm is connected to the middle part of the rear arm, a fourth duplex pulley and a fifth duplex pulley which are bilaterally symmetric are arranged in the middle part of the rear arm, and a sixth duplex pulley and a seventh duplex pulley which are bilaterally.

Preferably, the swing mechanism is provided with two motors which are double-motor swing mechanisms.

Preferably, the first duplex pulley is positioned at the upper side of the first quadruple pulley; the second duplex pulley is positioned on the left side of the second quadruple pulley.

Preferably, the first duplex pulley, the first quadruple pulley, the second duplex pulley, the second quadruple pulley, the third duplex pulley, the third quadruple pulley, the sixth duplex pulley and the seventh duplex pulley are all vertically arranged, and the fourth duplex pulley and the fifth duplex pulley are horizontally arranged.

Preferably, through holes for the steel wire rope to pass through are formed among the arm head seat, the swing mechanism, the arm seat, the left arm, the right arm and the rear arm.

Preferably, the steel wire rope fixing device further comprises 6 steel wire ropes which are respectively a first steel wire rope, a second steel wire rope, a third steel wire rope, a fourth steel wire rope, a fifth steel wire rope and a sixth steel wire rope, wherein the third steel wire rope and the fourth steel wire rope sequentially bypass a first duplex pulley, a second duplex pulley and a third duplex pulley and penetrate out of the left end of the left arm, the first steel wire rope, the second steel wire rope, the fifth steel wire rope and the sixth steel wire rope sequentially penetrate through a first quadruple pulley, a second quadruple pulley and a third quadruple pulley, then the first steel wire rope and the second steel wire rope sequentially penetrate through the fourth duplex pulley and the sixth duplex pulley and penetrate out of the left end of the rear arm, and the fifth steel wire rope and the sixth steel wire rope sequentially penetrate through the fifth duplex pulley and the seventh duplex pulley and penetrate out of the right end of the rear arm.

The invention has the beneficial effects that: the six-rope arm head forms 3 steel wire rope lifting points at the left end of the left arm and the left end and the right end of the rear arm, 3 lifting points and 6 steel wire ropes are connected to a working platform (namely a hanging basket), and the 3 lifting points form a stable triangular structure, so that the risk of the working platform tilting left and right is avoided. Meanwhile, the slewing mechanism is arranged at the center of the whole working platform, so that the slewing mechanism is less in overturning moment and stable and reliable in working. The double-motor swing mechanism is adopted, so that the swing moment is larger, and the double-motor swing mechanism is suitable for heavy working platforms.

Drawings

Fig. 1 is an external structure diagram of a six-rope arm head according to the present invention.

Fig. 2 is a schematic view of the internal structure of the six-rope arm head of the present invention.

Fig. 3 is a schematic drawing of threading of a steel wire rope with six rope arm heads.

Detailed Description

The invention is further illustrated with reference to the following figures and examples:

as shown in the figures, an embodiment of the six-rope arm head of the present invention is provided, which includes an arm head base 1, a swing mechanism 2, and an arm base 3, where the swing mechanism 2 is fixed below the arm head base 1, the arm base 3 is fixed on the swing mechanism 2 through a bolt, the left side of the arm base 3 is connected to a left arm 4, the right side of the arm base 3 is connected to a right arm 5, a first duplex pulley 6 and a first duplex pulley 7 are arranged in the arm head base 1, a second duplex pulley 8 and a second duplex pulley 9 are arranged in the arm base 3, the left end of the left arm 4 is provided with a third duplex pulley 10, the left portion of the right arm 5 is provided with a third duplex pulley 11, the right end of the right arm 5 is connected to the middle portion of a rear arm 12, the middle portion of the rear arm 12 is provided with a fourth duplex pulley 13 and a fifth duplex pulley 14, and the left and right ends of the rear arm 12 are provided with a.

Two motors are arranged on the swing mechanism 2 and are double-motor swing mechanisms.

The first duplex pulley 6 is positioned on the upper side of the first quadruple pulley 7; the second double pulley 8 is located to the left of the second quadruple pulley 9.

First duplex pulley 6, first quadruple pulley 7, second duplex pulley 8 and second duplex pulley 9, third duplex pulley 10, third quadruple pulley 11, sixth duplex pulley 15, seventh duplex pulley 16 are vertical setting, fourth duplex pulley 13, fifth duplex pulley 14 are horizontal setting.

Through holes for the steel wire rope to pass through are formed among the arm head seat 1, the swing mechanism 2, the arm seat 3, the left arm 4, the right arm 5 and the rear arm 12.

When the lifting mechanism is in practical use, the arm head base 1 is fixed on a large arm of the lifting machine through a connecting shaft, the swing mechanism 2 is fixed on the arm head base 1 through bolts and does not move, the arm base 3 is fixed on a part, capable of rotating, of the swing mechanism 2 through bolts, and then the swing mechanism 2 rotates to drive the arm base 3, the left arm 4 and the right arm 5 to rotate. Six steel wire ropes arrive at the arm head seat 1 from a pulley on the large arm, the six steel wire ropes are respectively a first steel wire rope 17, a second steel wire rope 18, a third steel wire rope 19, a fourth steel wire rope 20, a fifth steel wire rope 21 and a sixth steel wire rope 22, the third steel wire 19 and the fourth steel wire 20 pass through the left end of the left arm 4 by sequentially passing around the first duplex pulley 6, the second duplex pulley 8 and the third duplex pulley 10, the first steel wire rope 17, the second steel wire rope 18, the fifth steel wire rope 21 and the sixth steel wire rope 22 sequentially pass through the first four-way pulley 7, the second four-way pulley 9 and the third four-way pulley 11, then, the first steel wire rope 17 and the second steel wire rope 18 sequentially pass through the fourth duplex pulley 13 and the sixth duplex pulley 15 and pass out of the left end of the rear arm 12, and the fifth steel wire rope 21 and the sixth steel wire rope 22 sequentially pass through the fifth duplex pulley 14 and the seventh duplex pulley 16 and pass out of the right end of the rear arm 12. Therefore, 3 steel wire rope hoisting points are formed at the left end of the left arm 4 and the left end and the right end of the rear arm 12, 6 steel wire ropes at the 3 hoisting points are connected to the working platform (namely a hanging basket), and the 3 hoisting points form a stable triangular structure, so that the risk of the working platform tilting left and right is avoided. Meanwhile, the slewing mechanism is arranged at the center of the whole working platform, so that the slewing mechanism is less in overturning moment and stable and reliable in working. The double-motor swing mechanism is adopted, so that the swing moment is larger, and the double-motor swing mechanism is suitable for heavy working platforms.