CN115010015A

CN115010015A - Hoisting device and outer wall construction equipment

Info

Publication number: CN115010015A
Application number: CN202110245793.3A
Authority: CN
Inventors: 窦正伟; 李敏; 夏辉; 张继骋
Original assignee: Guangdong Bozhilin Robot Co Ltd
Current assignee: Guangdong Bozhilin Robot Co Ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2022-09-06

Abstract

The application provides a hoisting device, which comprises a hanger, rope interval adjustment mechanism, first rope and second rope, the gallows includes the chassis, first davit and second davit, rope interval adjustment mechanism includes first pulley and second pulley, the one end of first rope is used for connecting the hoist engine, the other end is walked around first pulley and is extended towards first davit direction, and extend to end equipment through first davit, the one end of second rope is used for connecting the hoist engine, the other end is walked around the second pulley and is extended towards first davit direction, and extend to end equipment through the second davit. Extend first rope and second rope around first pulley and two opposite directions of second pulley orientation respectively for first rope and second rope go out the rope with great interval, with connect respectively in the great both ends of interval of end equipment, at the hoist and mount in-process, the deflection appears in end equipment being difficult to, guarantees the stationarity of hoist and mount. In addition, this application still provides an outer wall construction equipment.

Description

Hoisting device and outer wall construction equipment

Technical Field

The application relates to the technical field of hoisting, in particular to a hoisting device and external wall construction equipment.

Background

With the continuous development of hoisting technology, hoisting devices are widely used in the field of building construction, for example, they can be used for the construction and cleaning of external walls, and also for high altitude rescue, the existing hoisting devices usually connect one end of two steel cables to a hoist, the other ends of the two steel cables are respectively led out from the ends of two booms to connect with the equipment to be hoisted, the hoist winds the steel cables or releases the steel cables to respectively realize the ascending or descending of the equipment to be hoisted, however, due to the limited structure of the hoisting device, because the axial length of the drum of the hoist is short, the first steel cable and the second steel cable can only be set with a small distance along the axial direction of the drum, so that the first steel cable and the second steel cable can only be led out from the two booms to connect with the object to be hoisted with a small distance, the equipment to be hoisted is easy to incline, and stable hoisting cannot be guaranteed.

Disclosure of Invention

The embodiment of the application provides a hoisting device and outer wall construction equipment to solve the problems.

The embodiment of the application achieves the purpose through the following technical scheme.

In a first aspect, an embodiment of the present application provides a hoisting device, including a hanger, a rope interval adjusting mechanism, a first rope, and a second rope, where the hanger includes an underframe for mounting a winch, a first boom and a second boom, and the first boom and the second boom are connected to the underframe and arranged oppositely; the rope spacing adjusting mechanism comprises a first pulley and a second pulley, the first pulley and the second pulley are arranged on the base and are positioned between the first suspension arm and the second suspension arm, the first pulley is arranged adjacent to the first suspension arm, and the second pulley is arranged adjacent to the second suspension arm; one end of the first rope is used for being connected with the winch, the other end of the first rope rounds the first pulley and extends towards the first suspension arm direction and extends to the tail end device through the first suspension arm, one end of the second rope is used for being connected with the winch, and the other end of the second rope rounds the second pulley and extends towards the second suspension arm direction and extends to the tail end device through the second suspension arm.

The application provides a hoist device extends towards two opposite directions through winding first pulley and second pulley respectively with first rope and second rope for first rope and second rope go out the rope with great interval, and first rope and second rope can be connected respectively in the great both ends of interval of end equipment, and at the hoist and mount in-process, end equipment is difficult to appear the skew, guarantees the stationarity of hoist and mount.

In some embodiments, the first rope comprises at least two first sub-ropes, the second rope comprises at least two second sub-ropes, the rope spacing adjustment mechanism comprises at least two first pulleys arranged side by side and at least two second pulleys arranged side by side, one end of each first sub-rope is used for connecting with a winch, and the other end of each first sub-rope bypasses one first pulley and extends towards the direction of the first boom and extends to the terminal equipment through the first boom; one end of each second sub-rope is used for being connected with the winch, and the other end of each second sub-rope bypasses one second pulley, extends towards the direction of the second suspension arm and extends to the tail end equipment through the second suspension arm. The plurality of first sub ropes and the plurality of second sub ropes extend towards the first suspension arm and the second suspension arm respectively along two opposite directions, so that a rope outlet interval with a larger interval is formed between any one first sub rope and any one second sub rope, the plurality of first sub ropes can be uniformly connected to two opposite ends of one frame of the terminal equipment, the plurality of second sub ropes can be uniformly connected to two opposite ends of the other frame of the terminal equipment, so as to bear the gravity of the terminal equipment together, so that the hoisting safety is improved, meanwhile, the terminal equipment is stressed uniformly and kept in a horizontal state, and the hoisting stability is improved.

In some embodiments, the rope spacing adjusting mechanism includes a plurality of rotating shafts, a first anti-dropping baffle plate and a second anti-dropping baffle plate, each first pulley is rotatably disposed on the base through one rotating shaft, and the first anti-dropping baffle plate is disposed on one side of the first pulley away from the base and connected to the corresponding rotating shaft of at least two first pulleys; every second pulley rotates through a pivot and sets up in the base, and second anticreep baffle is located one side of keeping away from the base of second pulley to be connected in the pivot that at least two second pulleys correspond. Through setting up first anticreep plate washer and second anticreep baffle can prevent respectively that first rope and second rope from breaking away from first pulley and second pulley along the axial of pivot, improve the hoist and mount security.

In some embodiments, the base is provided with a plurality of mounting positions arranged side by side, and the mounting positions are used for mounting the rotating shaft. The rotating shaft used for installing the first pulley and the rotating shaft used for installing the second pulley can be installed at installation positions with different intervals, and the interval between the first pulley and the second pulley can be adjusted to meet different installation requirements.

In some embodiments, at least two first pulleys have a height difference in the vertical direction, and the projection parts of the adjacent two first pulleys on the plane of the chassis are overlapped; at least two second pulleys have height difference along the vertical direction, and the projection parts of two adjacent second pulleys on the plane of chassis are overlapped. Can stagger two first pulleys like this along vertical direction, and stagger along vertical direction two second pulleys, take place mutual interference when avoiding two first pulleys and two second pulleys to rotate, simultaneously, can reduce the interval between the axis of rotation of two first pulleys and the interval between two second pulley axes of rotation, so that first rope and second rope can pass through the narrow and small region in space, and simultaneously, two first sub-ropes can follow vertical direction interval after through two first pulley commutations, can follow vertical direction interval after two second sub-ropes pass through two second pulley commutations, thereby avoid the rope winding.

In some embodiments, the hoisting device further comprises a first reversing pulley and a second reversing pulley, the first reversing pulley is arranged between the first boom and the first pulley, the second reversing pulley is arranged between the second boom and the first pulley, and the first rope sequentially bypasses the first pulley and the first reversing pulley and then extends to the first boom; and the second rope sequentially rounds the second pulley and the second reversing pulley and then extends to the second suspension arm. The rope section of the first rope bent through the first reversing pulley and the rope section of the second rope bent through the second reversing pulley form a larger distance to be approximately equal to the distance between the first suspension arm and the second suspension arm, so that the first rope and the second rope can respectively better extend along the first suspension arm and the second suspension arm, and the first reversing pulley and the second reversing pulley can keep the distance between the rope section of the first rope bent through the first reversing pulley and the rope section of the second rope bent through the second reversing pulley.

In some embodiments, the hoisting device further comprises a rope outlet length measurer, the rope outlet length measurer comprises a first measuring wheel and a second measuring wheel, the first measuring wheel and the second measuring wheel are arranged on the first suspension arm, a gap is formed between the first measuring wheel and the second measuring wheel, and the first rope passes through the gap and extends to the terminal equipment. The measuring of the movement length of the first rope is realized, so that the tail end device can be accurately lifted or lowered to a corresponding height, and the accurate operation is realized.

In some embodiments, the first sheave and the second sheave have an outer diameter that is greater than or equal to 20 times an outer diameter of the first rope, wherein the outer diameter of the second rope is equal to the outer diameter of the first rope. Therefore, the rope has a larger bending radius, the bending stress is reduced, the bending times of the rope are improved, and the service life of the rope is prolonged.

In some embodiments, the hoisting device comprises at least two safety locks, the first boom and the second boom are each provided with at least one safety lock, the first rope is arranged through a lock hole of the safety lock positioned in the first boom, and the second rope is arranged through a lock hole of the safety lock positioned in the second boom. After the movement speed of the rope exceeds the limiting speed of the safety lock, the safety lock can lock the rope and limit the rope to continuously descend so as to avoid the falling risk caused by the stalling of the terminal equipment.

In a second aspect, an embodiment of the present application further provides an exterior wall construction device, which includes a terminal device and any one of the hoisting apparatuses described above, where the terminal device is suspended from the first rope and the second rope.

The application provides an outer wall construction equipment, through setting up foretell hoist device, first rope and second rope are respectively around first pulley and second pulley with extend to first davit and second davit towards opposite direction respectively, first rope and second rope go out the rope from the great first davit of interval and second davit, make like this and have great play rope interval between first rope and the second rope, the gallows of terminal equipment can steadily hoist and mount in first rope and second rope, so that terminal equipment can steady operation, the skew is difficult for appearing.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a hoisting device provided in an embodiment of the present application in a disassembled state.

Fig. 2 is a schematic structural diagram of a first pulley, a second pulley, a first lifting rope, a second lifting rope, a first anti-drop baffle, a second anti-drop baffle, and a stopper rod of the hoisting device provided in the embodiment of the present application in an assembled state.

Fig. 3 is a schematic structural diagram of the first boom and the rope-outgoing-length measuring device of the hoisting device provided by the embodiment of the application in an assembled state.

Fig. 4 is a partial structural schematic diagram of the hoisting device provided in the embodiment of the present application.

Fig. 5 is a schematic structural diagram of an exterior wall construction device provided in an embodiment of the present application in a disassembled state.

Reference numerals

Hoisting device-100, hanger-210, rope spacing adjusting mechanism-120, first rope-131, second rope-132, underframe-113, first hanger arm-111, second hanger arm-112, moving base 1133, first support frame-1131, second support frame-1132, first direction-Y, second direction-X, vertical direction-Z, winch-140, driver-141, reel-142, first pulley 121, second pulley 122, rotating shaft-123, first anti-drop baffle-124, second anti-drop baffle-125, stop lever 126, first reversing pulley-151, second reversing pulley-152, third reversing pulley-153, fourth reversing pulley-154, rope-outgoing length measurer-160, first measuring wheel-161, second measuring wheel-132, A second measuring wheel-162, a gap-163, an outer wall construction device-200, an end device-210, a hanging basket-211 and an actuator-212.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It should be apparent that the described embodiments are only a few embodiments of the present application, and not all embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

Referring to fig. 1, the present embodiment provides a hoisting device 100, which includes a hanger 110, a rope spacing adjusting mechanism 120, a first rope 131 and a second rope 132, wherein the rope spacing adjusting mechanism 120 is configured to adjust a rope outgoing spacing between the first rope 131 and the second rope 132. The hoisting device 100 can be applied to the outer wall construction equipment 200, the high-altitude rescue equipment and the like.

Referring to fig. 1, in the present embodiment, the hanger 110 includes a base frame 113 for mounting a winch, a first arm 111 and a second arm 112, and the first arm 111 and the second arm 112 are connected to the base frame 113 and are disposed opposite to each other.

In this embodiment, the chassis 113 may include a movable base 1133, a first support 1131, and a second support 1132, and a steering wheel may be installed at the bottom of the movable base 1133, and before hoisting, the movable base 1133 may be moved to different positions by driving the steering wheel, so as to adjust the hoisting position.

In this embodiment, the moving base 1133 has a first direction Y and a second direction X, wherein the first direction Y is substantially perpendicular to the second direction X, and the first direction Y and the second direction X are both on the same horizontal plane, wherein the first support 1131 and the second support 1132 may be tripods, and the first support 1131 and the second support 1132 may be disposed opposite to each other substantially along the second direction X and both located on the same side of the moving base 1133. The first suspension arm 111 and the second suspension arm 112 are respectively and fixedly arranged on the first support frame 1131 and the second support frame 1132, and both extend out towards the same side of the movable base 1133, the first suspension arm 111 and the second suspension arm 112 are arranged obliquely upwards relative to the horizontal plane and are symmetrically arranged, and the inclination angles of the first suspension arm 111 and the second suspension arm 112 relative to the horizontal plane can be approximately equal.

Referring to fig. 1, in the embodiment, the hoisting device 100 further includes a winch 140, the winch 140 may be disposed at an end portion of the movable base 1133 far from the first suspension arm 111 and the second suspension arm 112, the winch 140 includes a driver 141 and a winding drum 142, the winding drum 142 may be disposed substantially along the second direction X, wherein a rotation axis of the winding drum 142 is substantially parallel to the second direction X, and the driver 141 is configured to drive the winding drum 142 to rotate forward or backward.

When the drum 142 is rotated in the forward direction, the first and

second ropes

131 and 132 connected to the drum 142 are continuously wound, so that the end devices suspended from the first and

second ropes

131 and 132 are continuously raised; when the drum 142 is rotated reversely, the first and

second ropes

131 and 132 connected to the drum 142 are continuously released, so that the end devices suspended from the first and

second ropes

131 and 132 are continuously lowered. The winding drum 142 may be provided with a plurality of limiting rings, the plurality of limiting rings may be spaced apart from each other in the axial direction of the winding drum 142, the limiting rings are disposed around the rotation axis of the winding drum 142, and an area for winding the rope is formed between two adjacent limiting rings. The limiting ring can prevent the adjacent two rods of ropes from being wound due to mutual approaching.

Referring to fig. 1, in the present embodiment, the rope spacing adjustment mechanism 120 includes a first pulley 121 and a second pulley 122, the first pulley 121 and the second pulley 122 are disposed on the base frame 113 and located between the first suspension arm 111 and the second suspension arm 112, the first pulley 121 is disposed adjacent to the first suspension arm 111, and the second pulley 122 is disposed adjacent to the second suspension arm 112. The first pulley 121 and the second pulley 122 are both located between the first support 1131 and the second support 1132. The first pulley 121 and the second pulley 122 may be disposed side by side at an interval, and the rotation axis of the first pulley 121 and the rotation axis of the second pulley 122 are substantially perpendicular to the upper surface of the moving base 1133.

One end of the first rope 131 is connected to the hoist 140, and the other end thereof passes around the first sheave 121 and extends towards the first boom 111 and extends through the first boom 111 to the end device, and one end of the second rope 132 is connected to the hoist 140, and the other end thereof passes around the second sheave 122 and extends towards the second boom 112 and extends through the second boom 112 to the end device. The first rope 131 and the second rope 132 may first extend to the first pulley 121 and the second pulley 122 respectively approximately along the first direction Y, and wind around the first pulley 121 and the second pulley 122 respectively, wherein the first rope 131 is bent by 90 ° with respect to the first direction Y, then extends approximately along the second direction X towards the first boom 111, and then is bent from the end of the first boom 111 approximately along the extending direction of the first boom 111, and is led out towards the lower part of the first boom 111 along the vertical direction X; the second rope 132 is bent through 90 ° counter to the first direction Y, extends in the direction of the second boom 112, is bent substantially in the direction of extension of the second boom 112 from the tip of the second boom 112 and is paid out substantially in the vertical direction X below the second boom 112. The first rope 131 and the second rope 132 may be steel ropes. Wherein the vertical direction X is perpendicular to the first direction Y and the second direction X.

Since the drum 142 has a limited axial length, the first rope 131 and the second rope 132 need to be spaced apart from each other along the axial direction of the drum 142 when the first rope 131 and the second rope 132 are wound around the drum 142, and the first rope 131 and the second rope 132 are respectively paid out from the first boom 111 and the second boom 112 having a larger spacing by arranging the first pulley 121 and the second pulley 122 between the first boom 111 and the second boom 112 and by extending the first rope 131 and the second rope 132 around the first pulley 121 and the second pulley 122 in opposite directions, respectively, wherein the "rope paying-out spacing" refers to a spacing between a rope portion of the first rope 131 extending from the end of the first boom 111 and a rope portion of the second rope 132 extending from the end of the second boom 112, i.e. the distance between the first boom 111 and the second boom 112. The rope portion of the first rope 131 extending from the end of the first boom 111 and the rope portion of the second rope 132 extending from the end of the second boom 112 may be connected to two ends of the end equipment with a larger distance therebetween, respectively, to keep the center of gravity of the end equipment stable, and the end equipment is not prone to deflection during hoisting, thereby ensuring the smoothness of the hoisting device 100 during hoisting.

In some embodiments, as shown in fig. 1, the rope spacing adjusting mechanism 120 may include at least two first pulleys 121 arranged side by side and at least two second pulleys 122 arranged side by side, the first rope 131 includes at least two first sub ropes 1311, the second rope 132 includes at least two second sub ropes 1321, each of the first sub ropes 1311 has one end for connecting with the winch 140 and the other end passing around one of the first pulleys 121 and extending toward the first boom 111 and extending to the terminal equipment via the first boom 111; each second sub-rope 1321 has one end connected to the winch 140 and the other end passing around one second pulley 122 and extending toward the second boom 112 and through the second boom 112 to the end device.

By providing at least two first pulleys 121 arranged side by side and at least two first pulleys 121 arranged side by side, the plurality of first sub-ropes 1311 and the plurality of second sub-ropes 1321 can extend in two opposite directions respectively towards the first suspension arm 111 and the second suspension arm 112, so that a rope outlet space with a larger space is formed between any one first sub-rope 1311 and any one second sub-rope 1321, the plurality of first sub-ropes 1311 and the plurality of second sub-ropes 1321 are more stressed on the winding drum 142 of the winding machine 140 and are more uniformly distributed, the plurality of first sub-ropes 1311 can be uniformly connected to two opposite ends of one frame of the terminal equipment, the plurality of second sub-ropes 1321 can be uniformly connected to two opposite ends of the other frame of the terminal equipment to share the gravity of the terminal equipment, thereby improving the safety of hoisting, and meanwhile, the plurality of ropes can be respectively connected to two different ends of the terminal equipment, the stress of the terminal equipment is balanced and the terminal equipment is kept in a horizontal state, so that the hoisting stability is improved.

As an example, the number of the first ropes 131 may correspond to the number of the first pulleys 121, and the number of the second ropes 132 may correspond to the number of the second pulleys 122, for example, the number of the first pulleys 121 and the number of the second pulleys 122 may be two, the two first pulleys 121 and the two second pulleys 122 may be arranged side by side and spaced apart substantially along the second direction X, the rotation axis of the first pulley 121 is substantially parallel to the rotation axis of the second pulley 122, and each may be substantially perpendicular to the horizontal plane. Two first pulleys 121 are disposed adjacent to the first boom 111 and two second pulleys 122 are disposed adjacent to the second boom 112. Each first pulley 121 can be passed around by a first rope 131 and each second pulley 122 can be passed around by a second rope 132. The two first sub-ropes 1311 wind around the two first pulleys 121 substantially in the first direction Y and are both bent by 90 ° with respect to the first direction Y and both extend in the direction of the first boom 111 and both extend via the first boom 111 to the end device; the two second sub-ropes 1321 are wound around the two second pulleys 122 substantially in the first direction Y and are both bent by 90 ° in opposite directions with respect to the first direction Y and both extend in the direction of the second boom 112 and both extend through the second boom 112 to the end device.

In some embodiments, as shown in fig. 2, an interval a between the rotation axes of the two first pulleys 121 may be substantially equal to an interval b between the rotation axes of the two second pulleys 122, and an interval c between the rotation axis of one first pulley 121 and the rotation axis of its adjacent second pulley 122 may be substantially equal to the interval a, so that it is ensured that the intervals of the rope segments of the two adjacent ropes between the first pulley 121 and the hoisting passage are substantially equal, so that one ends of the four ropes are wound around the outer circumference of the winding drum 142 of the hoisting machine at equal intervals in the axial direction of the winding drum 142, and it is ensured that the ropes are spaced from each other without winding. In addition, the distance c may also be larger than the distance a and the distance b, and may be specifically adjusted according to actual requirements.

In some embodiments, as shown in fig. 2, at least two first pulleys 121 have a height difference along the vertical direction Z, and the projection portions of two adjacent first pulleys 121 on the plane of the base frame 113 overlap; at least two second pulleys 122 have a height difference along the vertical direction Z, that is, a height difference is formed between an upper surface of one second pulley 122 and an upper surface of another second pulley 122, wherein the height difference may be greater than or equal to an axial height of the second pulley 122, and projection portions of two adjacent second pulleys 122 on a plane on which the base frame 113 is located overlap. Therefore, the two first pulleys 121 can be staggered along the vertical direction Z, and the two second pulleys 122 can be staggered along the vertical direction Z, so that mutual interference between the two first pulleys 121 and the two second pulleys 122 during rotation is avoided, meanwhile, the distance between the rotation axes of the two first pulleys 121 and the distance between the rotation axes of the two second pulleys 122 can be reduced, so that the first rope 131 and the second rope 132 can pass through a narrow area, meanwhile, the two first sub ropes 1311 can be spaced along the vertical direction Z after being reversed by the two first pulleys 121, and the two second sub ropes 1321 can be spaced along the vertical direction Z after being reversed by the two second pulleys 122, so that rope winding is avoided.

In some embodiments, the rope spacing adjusting mechanism 120 may include a plurality of rotating shafts 123, a first anti-slip baffle 124 and a second anti-slip baffle 125, each first pulley 121 is rotatably disposed on the bottom frame 113 through one rotating shaft 123, the first anti-slip baffle 124 is disposed on a side of the first pulley 121 away from the bottom frame 113 and is connected to the rotating shafts 123 corresponding to at least two first pulleys 121; each second pulley 122 is rotatably disposed on the bottom frame 113 through a rotating shaft 123, and the second anti-slip baffle 125 is disposed on a side of the second pulley 122 away from the bottom frame 113 and connected to the rotating shafts 123 corresponding to at least two second pulleys 122. The first and second anti-slip baffles 124 and 125 prevent the first and

second ropes

131 and 132 from being separated from the first and

second pulleys

121 and 122 in the axial direction of the rotation shaft 123, respectively, thereby improving the safety of hoisting.

In addition, in some embodiments, at least two blocking rods 126 may be further provided, wherein at least one blocking rod 126 is fixed to the first anti-falling blocking plate 124 in a manner of being substantially parallel to the rotating shaft 123 so as to block the first rope 131 from being separated from the first pulley 121 along the radial direction of the first pulley 121; at least one blocking rod 126 is fixed to the second anti-falling blocking plate 125 in a manner substantially parallel to the rotating shaft 123 to block the second rope 132 from falling off the second pulley 122 along the radial direction of the second pulley 122, so as to ensure that the steel wire rope cannot fall off from the rope groove of the pulley. In addition, the blocking rods 126 may be fixed to the bottom frame 113 and may be distributed around the first pulley 121 and the second pulley 122.

In some embodiments, the hoisting device 100 may further comprise a first diverting pulley 151 and a second diverting pulley 152, the first diverting pulley 151 being disposed between the first boom 111 and the first pulley 121, the second diverting pulley 152 being disposed between the second boom 112 and the first pulley 121, the first rope 131 sequentially passing around the first pulley 121 and the first diverting pulley 151 and then extending to the first boom 111; the second rope 132 is routed around the second pulley 122 and the second diverting pulley 152 in turn to the second boom 112.

As an example, the rotational axes of the first and second diverting

pulleys

151 and 152 may be substantially parallel to the first direction Y. A tangent line of the outer circumferential bottom of the first diverting pulley 151 may be positioned on the same straight line as a tangent line of the outer circumference of the first pulley 121, and accordingly, a tangent line of the outer circumferential bottom of the second diverting pulley 152 may be positioned on the same straight line as a tangent line of the outer circumference of the second pulley 122, such that the first rope 131, after being bent 90 ° around the first pulley 121, may be directly extended to the bottom of the first diverting pulley 151 substantially along the tangent line of the first pulley 121, and wound around the first diverting pulley 151 from the bottom of the first diverting pulley 151, and vertically bent upward by 90 ° with respect to the second direction X to be extended to the first boom 111 in the vertical direction Z; accordingly, after being bent in the reverse direction by 90 ° around the second pulley 122, the second rope 132 extends straight to the bottom of the second diverting pulley 152 approximately along the tangent line of the second pulley 122, and is wound around the second diverting pulley 152 from the bottom of the second diverting pulley 152 and is bent vertically upward by 90 ° with respect to the second direction X to extend to the second boom 112 in the vertical direction Z.

By adopting the above design, the first rope 131 and the second rope 132 can respectively extend from the vertical direction Z to the first suspension arm 111 and the second suspension arm 112, and a larger distance is formed between a rope section of the first rope 131 bent by the first diverting pulley 151 and a rope section of the second rope 132 bent by the second diverting pulley 152 so as to be approximately equal to the distance between the first suspension arm 111 and the second suspension arm 112, so that the first rope and the second rope can respectively better extend along the first suspension arm 111 and the second suspension arm 112, and the first diverting pulley 151 and the second diverting pulley 152 can maintain the distance between the rope section of the first rope 131 bent by the first diverting pulley 151 and the rope section of the second rope 132 bent by the second diverting pulley 152.

In some embodiments, the hoist 100 may further include a third diverting pulley 153 and a fourth diverting pulley 154, wherein the third diverting pulley 153 is disposed at the end of the first boom 111 connected to the first support frame 1131, the fourth diverting pulley 154 may be disposed at the end of the first boom 111 far from the base frame 113, an outer tangent of the third diverting pulley 153 and an outer tangent of the fourth diverting pulley 154 may be located on the same straight line, and may be aligned with the extending direction of the first boom 111, the first rope 131 is wound around the third diverting pulley 153 to be bent at an angle with respect to the vertical direction Z, the sum of which and the angle of inclination of the first boom 111 with respect to the horizontal plane is substantially equal to 180 deg., and then extended to the fourth diverting pulley 154 in the extending direction of the first boom 111, and is bent around the fourth diverting pulley 154 to extend in a substantially vertically downward direction. Correspondingly, the third diverting pulley 153 and the fourth diverting pulley 154 may also be arranged in the second boom 112 in substantially the same way, and the second rope 132 may extend in a substantially vertical downward direction after passing through the third diverting pulley 153 and the fourth diverting pulley 154 in substantially the same bending way and the same rope discharging way as the first rope 131.

In some embodiments, the chassis 113 is provided with a plurality of mounting locations arranged side by side for mounting the rotation shaft 123. The plurality of mounting positions may be spaced apart from each other substantially along the second direction X, the mounting positions may be a hole structure, and the rotating shaft 123 may be detachably disposed in the hole structure, so as to adjust the mounting position of the rotating shaft 123, for example, by respectively disposing the rotating shaft 123 for mounting the first pulley 121 and the rotating shaft 123 for mounting the second pulley 122 in two mounting positions with a larger distance, the distance between the first pulley 121 and the second pulley 122 may be increased, and conversely, the distance between the first pulley 121 and the second pulley 122 may be decreased, so as to adjust the distance between the first pulley 121 and the second pulley 122, so as to meet different mounting requirements.

In some embodiments, as shown in fig. 1 and 3, the hoisting device 100 may further include a rope length measurer 160, the rope length measurer 160 includes a first measuring wheel 161 and a second measuring wheel 162, the first measuring wheel 161 and the second measuring wheel 162 are disposed on the first boom 111, and a gap 163 is formed between the first measuring wheel 161 and the second measuring wheel 162, the first rope 131 passes through the gap 163 and extends to the end device, the rope discharging length measurer 160 can measure the length of the first rope by acquiring the number of turns of the first measuring wheel 161 and the second measuring wheel 162, the length of the movement of the first rope 131 with respect to the first measuring wheel 161 according to one rotation of the first measuring wheel 161 and the second measuring wheel 162, to measure the length of the rope outgoing of the first rope 131, therefore, the movement length of the first rope 131 is measured, so that the terminal device can be accurately lifted or lowered to a corresponding height, and accurate operation is realized.

Furthermore, a rope length measurer 160 may be provided on the second boom 112, a first measuring wheel 161 and a second measuring wheel 162 may be provided on the second boom 112, and the second rope 132 may pass through the gap and extend to the end device.

In some embodiments, the outer diameters of the first and

second pulleys

121 and 122 are greater than or equal to 20 times the outer diameter of the first rope 131, wherein the outer diameter of the second rope 132 is equal to the outer diameter of the first rope 131, so that the rope has a larger bending radius, the bending stress is reduced, the bending times of the rope are increased, and the service life of the rope is prolonged.

In some embodiments, as shown in fig. 4, the hoisting device 100 comprises at least two safety locks 170, each of the first and

second booms

111 and 112 is provided with at least one safety lock 170, the first rope 131 is inserted into the locking hole of the safety lock 170 of the first boom 111, the second rope 132 is inserted into the locking hole of the safety lock 170 of the second boom 112, as an example, a first clamping member and a second clamping member are arranged in the locking hole of the safety lock 170, the first clamping member and the second clamping member are oppositely arranged and form a clamping gap, the first rope 131 passes through the clamping gap via the locking hole, when the speed of movement of the first cable 131 exceeds the limit speed, the automatic drive within the safety lock 170 will drive the first and second clamp members to clamp the first cable 131, to limit the continued movement of the first cord 131, the safety lock 170 is used to limit the payout speed of the first cord 131 and the second cord 132. When the hoisting device 100 detects that the movement speed of the rope exceeds the limiting speed of the safety lock 170, the safety lock 170 is controlled to lock the rope so as to limit the movement of the rope, thereby limiting the rope to continuously descend and avoiding the risk of falling due to the stalling of the terminal equipment.

To sum up, according to the hoisting device 100 provided in the embodiment of the present application, the first rope 131 and the second rope 132 respectively extend around the first pulley 121 and the second pulley 122 in two opposite directions, so that the first rope 131 and the second rope 132 are discharged at a large interval, the first rope 131 and the second rope 132 can be respectively connected to two ends of the terminal equipment at a large interval, and in the hoisting process, the terminal equipment is not prone to deflection, and the stability of hoisting is ensured.

Referring to fig. 5, the embodiment of the present application further provides an exterior wall construction equipment 200, which includes an end equipment 210 and any one of the hoisting devices 100, wherein the end equipment is suspended from the first rope 131 and the second rope 132. The exterior wall construction apparatus 200 may be an exterior wall cleaning apparatus, an exterior wall painting apparatus, or an exterior wall sanding apparatus. The end device may comprise a basket 211 and an actuator 212, wherein the actuator 212 is provided to the basket 211 and the basket 211 is suspended from the first rope 131 and the second rope 132. The actuator 212 may be a spraying mechanism, a wiping mechanism, or a cleaning mechanism, among others. As an example, two first ropes 131 are connected to opposite ends of one sash of the basket 211, and two second ropes 132 are connected to opposite ends of the other sash of the basket 211.

According to the external wall construction equipment 200 provided by the embodiment of the application, by arranging the hoisting device 100, the first rope 131 and the second rope 132 are respectively wound around the first pulley 121 and the second pulley 122 to respectively extend to the first boom 111 and the second boom 112 in opposite directions, and the first rope 131 and the second rope 132 are led out from the first boom 111 and the second boom 112 with larger distance, so that the first rope 131 and the second rope 132 have larger rope outlet distance, and the hanger 110 of the terminal equipment can be smoothly hoisted on the first rope 131 and the second rope 132, so that the terminal equipment can smoothly operate and is not easy to deflect.

The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application and are intended to be included within the scope of the present application.

Claims

1. A hoisting device, characterized in that includes:

the lifting frame comprises a base frame for mounting a winch, a first lifting arm and a second lifting arm, wherein the first lifting arm and the second lifting arm are connected to the base frame and are arranged oppositely;

the rope spacing adjusting mechanism comprises a first pulley and a second pulley, the first pulley and the second pulley are arranged on the underframe and are positioned between the first suspension arm and the second suspension arm, the first pulley is arranged adjacent to the first suspension arm, and the second pulley is arranged adjacent to the second suspension arm;

a first rope, one end of which is used for connecting a winch, and the other end of which bypasses the first pulley and extends towards the first suspension arm, and extends to a terminal device through the first suspension arm; and

and one end of the second rope is used for being connected with a winch, and the other end of the second rope bypasses the second pulley, extends towards the direction of the second suspension arm and extends to a terminal device through the second suspension arm.

2. The hoisting device of claim 1, wherein the first rope comprises at least two first sub-ropes, the second rope comprises at least two second sub-ropes, the rope spacing adjustment mechanism comprises at least two first sheaves arranged side by side and at least two second sheaves arranged side by side, each of the first sub-ropes has one end for connection to a hoist and another end that passes around one of the first sheaves and extends in a direction towards the first boom and through the first boom to a terminal equipment; one end of each second sub rope is used for being connected with a winch, and the other end of each second sub rope bypasses one second pulley, extends towards the direction of the second suspension arm and extends to a terminal device through the second suspension arm.

3. The hoisting device as recited in claim 2, wherein the rope spacing adjustment mechanism comprises a plurality of rotating shafts, a first anti-falling baffle and a second anti-falling baffle, each of the first pulleys is rotatably disposed on the bottom frame via one of the rotating shafts, and the first anti-falling baffle is disposed on a side of the first pulley away from the bottom frame and connected to the rotating shafts corresponding to at least two of the first pulleys; each second pulley is rotatably arranged on the underframe through one rotating shaft, and the second anti-falling baffle is arranged on one side, far away from the underframe, of the second pulley and is connected to the rotating shafts corresponding to at least two second pulleys.

4. The hoisting device as recited in claim 3, wherein the base frame is provided with a plurality of mounting locations arranged side by side for mounting the rotating shaft.

5. The hoisting device of claim 2, wherein the at least two first pulleys have a height difference in a vertical direction, and the projection parts of the adjacent two first pulleys on the plane of the underframe are overlapped; the at least two second pulleys have height difference along the vertical direction, and the projection parts of the two adjacent second pulleys on the plane where the underframe is located are overlapped.

6. The hoisting device of any one of claims 1-5, further comprising a first diverting pulley and a second diverting pulley, wherein the first diverting pulley is disposed between the first boom and the first pulley, the second diverting pulley is disposed between the second boom and the first pulley, and the first rope sequentially passes around the first pulley and the first diverting pulley and then extends to the first boom; and the second rope sequentially bypasses the second pulley and the second reversing pulley and then extends to the second suspension arm.

7. The hoisting device of any one of claims 1-5, further comprising a rope exit length measurer, wherein the rope exit length measurer comprises a first measuring wheel and a second measuring wheel, the first measuring wheel and the second measuring wheel are disposed on the first boom, a gap is formed between the first measuring wheel and the second measuring wheel, and the first rope passes through the gap and extends to a terminal device.

8. Hoisting device as claimed in any of the claims 1-5, characterized in that the outer diameter of the first and second pulleys is greater than or equal to 20 times the outer diameter of the first rope, wherein the outer diameter of the second rope is equal to the outer diameter of the first rope.

9. The hoisting device of claim 1, wherein the hoisting device comprises at least two safety locks, the first boom and the second boom are both provided with at least one safety lock, the first rope is arranged through a lock hole of the safety lock of the first boom, and the second rope is arranged through a lock hole of the safety lock of the second boom.

10. Exterior wall construction equipment, characterized in that it comprises end equipment and a hoisting device according to any one of claims 1-9, said end equipment being suspended from said first rope and from said second rope.