CN112279041A - Tower crane manned lifting device - Google Patents
Tower crane manned lifting device Download PDFInfo
- Publication number
- CN112279041A CN112279041A CN202011265406.4A CN202011265406A CN112279041A CN 112279041 A CN112279041 A CN 112279041A CN 202011265406 A CN202011265406 A CN 202011265406A CN 112279041 A CN112279041 A CN 112279041A
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- China
- Prior art keywords
- plate
- connecting rope
- box body
- block
- roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/026—Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
- B66B11/0266—Passive systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/04—Riding means, e.g. Shoes, Rollers, between car and guiding means, e.g. rails, ropes
- B66B7/046—Rollers
Abstract
The invention belongs to the technical field of tower crane equipment, and particularly relates to a manned lifting device for a tower crane, which comprises a tower body, wherein a plurality of first guide rails and a plurality of second guide rails are respectively installed on two sides of the tower body, a box body is installed between the first guide rails and the second guide rails, a first support frame and a second support frame are respectively installed on two sides of the tower top, a fixing plate is installed between the first support frame and the second support frame, a first winch and a second winch are respectively installed on the fixing plate, a first locking assembly and a second locking assembly are respectively installed on two sides of the inner wall of the box body, a tape measure assembly is installed between the tower body and the box body, a buffer plate is installed between the fixing plate and the ground, a buffer mechanism is installed in the box body, the buffer mechanism comprises a clamp assembly and a rolling assembly, and is used for solving the problem that a power mechanism of a hanging basket.
Description
Technical Field
The invention belongs to the technical field of tower crane equipment, and particularly relates to a manned lifting device for a tower crane.
Background
The tower crane is a raw material which is used for hoisting construction reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by using hoisting equipment which is most commonly used on a building site. The tower crane has the characteristics of universality and high efficiency in the field of construction, but common tower crane operators climb to a tower crane operating room by hands, so that great potential safety hazards are caused, manned hanging baskets are developed gradually at the back, and the operation that workers can directly ascend to a tower crane through the hanging baskets is very convenient.
Disclosure of Invention
The purpose of the invention is: the utility model provides a tower crane manned hoisting device for solve the power unit of hanging flower basket and break down, make box and staff be located the midair, very dangerous, lead to the accident to take place easily.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
a tower crane manned lifting device comprises a tower body, wherein a plurality of first guide rails and a plurality of second guide rails are fixedly arranged on two sides of the tower body at equal intervals respectively, a box body is arranged between the first guide rails and the second guide rails, a first support frame and a second support frame are fixedly arranged on two sides of the tower top respectively, a fixed plate is fixedly arranged between the first support frame and the second support frame, a first winch and a second winch are fixedly arranged on the fixed plate respectively, a first connecting rope is fixedly connected onto the first winch, the tail end of the first connecting rope is connected to one side of the box body, a second connecting rope is fixedly connected onto the second winch, the tail end of the second connecting rope is connected to the other side of the box body, a second mounting seat is fixedly arranged at the first winch on the fixed plate, and a second idler wheel is rotatably arranged on the second mounting seat, the first connecting rope winds around the second roller and is connected to one side of the box body, a third mounting seat is fixedly mounted at the position of a second winch on the fixing plate, a third roller is rotatably mounted on the third mounting seat, the second connecting rope winds around the third roller and is connected to the other side of the box body, a first locking assembly and a second locking assembly are fixedly mounted on two sides of the inner wall of the box body respectively, the first locking assembly and the second locking assembly are identical in structure, the first connecting rope is connected with the first locking assembly, the second connecting rope is connected with the second locking assembly, a tape measure assembly is mounted between the tower body and the box body, a buffer plate is fixedly mounted between the fixing plate and the ground, a buffer mechanism is mounted in the box body, a mounting groove is formed in the box body, and the buffer mechanism partially penetrates out of the mounting groove and is in sliding connection with the buffer plate, the buffer mechanism comprises an anchor clamps component and a rolling component, the anchor clamps component comprises a first clamping plate piece, a second clamping plate piece and a first spring, the first clamping plate piece and the second clamping plate piece are identical in structure, a first installation block is fixedly arranged on the first clamping plate piece, a second installation block is fixedly arranged on the second clamping plate piece, the first installation block and the second installation block rotate to penetrate through a same connecting shaft, one end of the first spring is fixedly connected to the first clamping plate piece, the other end of the first spring is connected to the second clamping plate piece, the first clamping plate piece comprises a clamping plate and a clamping block, the clamping block is fixedly arranged on the clamping plate, a first sliding groove and a second sliding groove are respectively formed in two sides of the buffer plate, the clamping block in the first clamping plate piece is slidably arranged in the first sliding groove, and the clamping block in the second clamping plate piece is slidably arranged in the second sliding groove.
Further inject, a plurality of first blind holes have been seted up to the one side of fixture block, the second blind hole has been seted up in the bottom of first blind hole on the fixture block, install second spring and first joint post in the first blind hole, the cross-section of first joint post is "T" shape, the one end fixed connection of second spring is in the bottom of first blind hole, the other end and first joint post fixed connection, the third blind hole has all been seted up to the both sides face of card post, the through-hole has been seted up to the bottom of third blind hole, through-hole and second blind hole and third blind hole intercommunication, install third spring and second joint post in the third blind hole, the cross-section of second joint post is "T" shape, the one end fixed connection of third spring is in the bottom of third blind hole, and other end fixed connection is on second joint post, the end of second joint post is the inclined plane.
Further limiting, the rolling component comprises a first supporting plate, a second supporting plate, a rotating shaft, a supporting block, an I-shaped plate, a pressing block and a fourth connecting rope, a first transmission column is fixedly installed on the first clamping plate, a second transmission column is fixedly installed on the second clamping plate, the supporting block is fixedly installed on the first transmission column, the I-shaped plate is installed on the supporting block, one end of the fourth connecting rope is fixedly wound on the I-shaped plate, the pressing block is installed on the I-shaped plate, a first limiting ring and a second limiting ring are fixedly installed on the second transmission column, the fourth connecting rope winds between the first limiting ring and the second limiting ring, an eighth installing seat is fixedly installed on one side of the supporting block, an eighth roller is rotatably installed on the eighth installing seat, the fourth connecting rope winds around the eighth roller, the first supporting plate is fixedly installed in the box body, second backup pad fixed mounting is in one side of box, the axis of rotation is rotated and is installed between first backup pad and second backup pad, the axis of rotation installs third spacing ring and fourth spacing ring respectively outside first backup pad and second backup pad, the fourth is connected the rope and is walked around eighth gyro wheel after-fixing winding in the axis of rotation, the axis of rotation has the second handle in the outer fixed mounting of first backup pad.
Further limited, a rubber sleeve is arranged on the second handle.
Further limiting, the tape measure assembly comprises a connecting block, a first end cover, a second end cover, a winding drum, a coil spring and a third connecting rope, the connecting block is fixedly connected to the first end cover, the winding drum is installed on the first end cover, the drum is installed in the winding drum in a rotating mode, one end of the coil spring is connected with the drum, the other end of the coil spring is fixedly connected with the third connecting rope, the second end cover is installed on the first end cover, a through groove is formed in the first end cover, the third connecting rope penetrates out of the through groove, a fourth installation seat is installed between the tape measure assembly and the box body, a fourth roller is installed on the fourth installation seat in a rotating mode, a fifth installation seat is installed at one end of the fixing plate, a sixth installation seat and a seventh installation seat are installed at the other end of the fixing plate, a fifth roller is installed on the fifth installation seat in a rotating mode, a, and a seventh roller is rotatably mounted on the seventh mounting seat, and the third connecting rope winds around the fourth roller, the fifth roller, the sixth roller and the seventh roller and is fixedly connected with the box body.
Further limiting, the first guide rail and the second guide rail have the same structure, the first guide rail comprises a connecting arm, a connecting plate, two first mounting seats and two first rollers, one end of the connecting arm is connected to the tower body, a pinch plate is arranged on the other side of the connecting arm connected with the tower body, the pinch plate is fixedly connected with the connecting arm, the tail end of the connecting arm is fixedly connected with the connecting plate, the connecting plate is L-shaped, one first mounting seat is fixedly arranged at one end of the L-shaped connecting plate, one first roller is rotatably arranged on the first mounting seat, the other first mounting seat is fixedly arranged at the other end of the L-shaped connecting plate, the other first roller is rotatably arranged on the other first mounting seat, the two first rollers are 90-degree right angles, a moving plate is slidably arranged between the two first rollers, and the moving plate is L-shaped, the two sides of the box body are respectively and fixedly provided with a first fixed block, and the movable plate is fixedly provided with a second fixed block.
Further inject, first locking subassembly includes mounting panel, gasket, double-screw bolt, nut and card post, mounting panel fixed mounting is on the inner wall of box, double-screw bolt fixed mounting is in the mounting panel below, the equal spiro union of gasket and nut is on the double-screw bolt, the mounting panel is worn to establish by first connecting rope to the winding is on the double-screw bolt, the part of first connecting rope winding on the double-screw bolt is located between gasket and the nut.
Further inject, the terminal fixed mounting of first connecting rope has the couple, card post fixed mounting is on the mounting panel, the couple is hung on the card post.
Further limit, the bottom of box is fixed and is provided with a plurality of damping spring.
The invention adopting the technical scheme has the advantages that:
1. through the mutual matching of the clamp assembly, the buffer mechanism and the buffer plate, a worker can fix the positions of the box body and the buffer plate with small force, and then the box body is separated from the first winch and the second winch by loosening the first locking assembly and the second locking assembly, so that the worker can slowly descend the box body and the worker along the first guide rail and the second guide rail by controlling the buffer mechanism when the box body is positioned in the air, and accidents of the worker in the air are avoided;
2. through the mutual matching of the tape measure assembly, the fourth roller, the fifth roller, the sixth roller and the seventh roller, the third connecting rope can be automatically wound when in normal use, the third connecting rope is not damaged, and the box body can be prevented from inclining when in fault, so that the box body is prevented from being separated from the first guide rail and the second guide rail;
3. connect rope detachable through first locking Assembly and second locking Assembly and first connecting rope and second and connect in the box, when making to break down, make the staff not need extra instrument, can loosen box and first connecting rope and second connecting rope.
Drawings
The invention is further illustrated by the non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic structural view of an embodiment of a tower crane manned lifting device of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of an installation structure of a manned lifting device in an embodiment of a tower crane manned lifting device of the present invention;
FIG. 4 is an enlarged view of the mounting structure shown at B in FIG. 3;
FIG. 5 is a schematic cross-sectional view of a manned lifting device in an embodiment of a tower crane manned lifting device of the present invention;
FIG. 6 is an enlarged view of the structure at C in FIG. 5;
FIG. 7 is an enlarged view of the structure of FIG. 5 at D;
FIG. 8 is an enlarged view of the structure at E in FIG. 7;
FIG. 9 is a schematic structural view of a buffering device in an embodiment of a tower crane manned lifting device according to the present invention;
FIG. 10 is an enlarged view of the structure of FIG. 9 at F;
FIG. 11 is a first schematic sectional view of a second clamp in a buffering device of an embodiment of a tower crane manned lifting device according to the present invention;
FIG. 12 is an enlarged view of the structure of FIG. 11 at G;
FIG. 13 is a schematic sectional view of a second clamp in the buffering device of the embodiment of the tower crane manned lifting device according to the invention;
the main element symbols are as follows:
the tower body 1, the first guide rail 21, the buckle 210, the connecting arm 211, the connecting plate 212, the second guide rail 22, the first mounting seat 23, the first roller 24, the first support frame 31, the second support frame 32, the fixing plate 33, the first winch 34, the first connecting rope 341, the second mounting seat 342, the second roller 343, the hook 344, the second winch 35, the second connecting rope 351, the third mounting seat 352, the third roller 353, the tape measure assembly 4, the connecting block 41, the first end cover 42, the drum 421, the coil spring 422, the through groove 423, the second end cover 43, the fourth mounting seat 44, the fourth roller 45, the third connecting rope 46, the fifth mounting seat 47, the fifth roller 471, the sixth mounting seat 48, the sixth roller 481, the seventh mounting seat 49, the seventh roller 491, the seventh mounting seat 49
The damping device comprises a box body 5, a door plate 50, a damping spring 502, a first fixing block 504, a moving plate 51, a second fixing block 511, a mounting plate 52, a clamping column 521, a gasket 53, a nut 54, a stud 55, a buffer plate 6, a first sliding groove 61, a first clamping plate 71, a first mounting block 711, a first transmission column 712, a first spring 72, a support block 73, an I-shaped plate 731, a pressing block 732, an eighth mounting seat 733, an eighth roller 734, a four connecting rope 74, a second clamping plate 75, a second mounting block 751, a connecting shaft 752, a second transmission column 753, a first limit ring 754, a second limit ring 755, a clamping block 76, a second blind hole 761, a first blind hole 762, a second spring 763, a first clamping column 764, a through hole 77, a second clamping column 771, a third blind hole 772, a third spring 773, a first support plate 8, a second support plate 81, a rotating shaft 82, a third limit ring 82, a fourth limit ring 822, a second handle 83, A rubber sleeve 831.
Detailed Description
The present invention will be described in detail with reference to the drawings and specific embodiments, wherein like reference numerals are used for similar or identical parts in the drawings or the description, and implementations not shown or described in the drawings are known to those of ordinary skill in the art. In addition, directional terms, such as "upper", "lower", "top", "bottom", "left", "right", "front", "rear", and the like, used in the embodiments are only directions referring to the drawings, and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 13, the manned tower crane lifting device of the present invention includes a tower body 1, wherein a plurality of first guide rails 21 and a plurality of second guide rails 22 are fixedly installed at two sides of the tower body 1 at equal intervals, a box 5 is installed between the first guide rails 21 and the second guide rails 22, a first support frame 31 and a second support frame 32 are fixedly installed at two sides of the tower top, respectively, a fixing plate 33 is fixedly installed between the first support frame 31 and the second support frame 32, a first winch 34 and a second winch 35 are fixedly installed on the fixing plate 33, respectively, a first connecting rope 341 is fixedly connected to the first winch 34, the end of the first connecting rope 341 is connected to one side of the box 5, a second connecting rope 351 is fixedly connected to the second winch 35, the end of the second connecting rope 351 is connected to the other side of the box 5, and the first winch 34, the first connecting rope 341, the second connecting rope 35 and the second connecting rope 351 are matched with each other, the casing 5 can be lifted and lowered along the first rail 21 and the second rail 22. The fixing plate 33 is provided with the shell 9, the first winch 34 and the second winch 35 are shielded by the shell 9, and the first winch 34 and the second winch 35 are prevented from being directly exposed to the outside to influence the normal work of the first winch 34 and the second winch 35.
A second mounting seat 342 is fixedly mounted on the fixed plate 33 at the first winch, a second roller 343 is rotatably mounted on the second mounting seat 342, and the first connection rope 341 bypasses the second roller 343 and is connected to one side of the box 5. Fixed plate 33 is last in second hoist engine 35 department fixed mounting have third mount pad 352, rotate on the third mount pad 352 and install third gyro wheel 353, and the second is connected 351 rope and is walked around third gyro wheel 353 to the opposite side of spliced pole box 5, through the installation of second gyro wheel 343 and third gyro wheel 353, avoid the edge direct contact of first connecting rope 341 and second connecting rope 351 and fixed plate 33, lead to first connecting rope 341 and second connecting rope 351 impaired. The inner wall both sides of box 5 fixed mounting respectively have first locking Assembly and second locking Assembly, and first locking Assembly and second locking Assembly structure are the same, and first connecting rope 341 is connected with first locking Assembly, and second connecting rope 351 is connected with second locking Assembly.
The first locking assembly comprises a mounting plate 52, a gasket 53, a stud 55, a nut 54 and a clamping column 521, the mounting plate 52 is fixedly mounted on the inner wall of the box body 5, the stud 55 is fixedly mounted below the mounting plate 52, the gasket 53 and the nut 54 are both screwed on the stud 55, the mounting plate 52 is penetrated by the first connecting rope 341 and is wound on the stud 55, the part of the first connecting rope 341 wound on the stud 55 is positioned between the gasket 53 and the nut 54, the first connecting rope 341 is locked by the nut 54, and the first connecting rope 341 is fixedly wound on the stud 55. The end of the first connecting rope 341 is fixedly mounted with a hook 344, the clamping column 521 is fixedly mounted on the mounting plate 52, the hook 344 is hung on the clamping column 521, and the first connecting rope 341 and the hook 344 are locked by a nut 54 and hung on the clamping column 521 for double fixation, so that the first connecting rope 341 is more firmly connected in the box body 5, and accidental slipping is avoided. The bolt 54 is fixedly provided with a first handle, and the bolt 54 can be conveniently mounted and dismounted through the mounting of the first handle.
Install tape measure subassembly 4 between tower body 1 and box 5, tape measure subassembly 4 includes connecting block 41, first end cover 42, second end cover 43, the reel, rope 46 is connected to coil spring 422 and third, connecting block 41 fixed connection is on first end cover 42, the reel is installed on first end cover 42, drum 421 is installed to the reel internal rotation, coil spring 422's one end is connected with drum 421, rope 46 fixed connection is connected with the third to the other end, second end cover 43 is installed on first end cover, logical groove 423 has been seted up on first end cover 42, it goes out logical groove to connect rope 46 for the third. A fourth mounting seat 44 is mounted between the tape measure assembly 4 and the box body 5, a fourth roller 45 is rotatably mounted on the fourth mounting seat 44, a fifth mounting seat 47 is mounted at one end of the fixing plate 33, a sixth mounting seat 48 and a seventh mounting seat 49 are mounted at the other end of the fixing plate, a fifth roller 471 is rotatably mounted on the fifth mounting seat 47, a sixth roller 481 is rotatably mounted on the sixth mounting seat 48, a seventh roller 491 is rotatably mounted on the seventh mounting seat 49, the third connecting rope 46 bypasses the fourth roller 45, the fifth roller 471, the sixth roller 481 and the seventh roller 491 and is fixedly connected with the box body 5, and the third connecting rope 46 is prevented from being worn on the edge of the fixing plate 33 by mounting the fourth roller 45, the fifth roller 471, the sixth roller 481 and the seventh roller 491, and is vertically connected with the box body 5.
Fixed mounting has buffer board 6 between fixed plate 33 and the ground, installs buffer gear in the box 5, has seted up the mounting groove on the box 5, and buffer gear part passes the mounting groove to with buffer board 6 sliding connection. Buffer gear includes anchor clamps subassembly and rolling assembly, the anchor clamps subassembly includes first splint spare 71, second splint spare 75 and first spring 72, first splint spare 71 and second splint spare 75 structure are the same, the fixed first installation piece 711 that is provided with on the first splint spare 71, the fixed second installation piece 751 that is provided with on the second splint spare 75, rotate on first installation piece 711 and the second installation piece 751 and wear to be equipped with same connecting axle 752, through first installation piece 711 and second installation piece 751 and connecting axle 752, make and to rotate between first splint spare 71 and the second splint spare 75. One end of the first spring 72 is fixedly connected to the first jaw 71, and the other end is connected to the second jaw 75, so that the first jaw 71 and the second jaw 75 can be automatically reset after use. First splint spare 71 includes splint and fixture block 76, fixture block 76 fixed mounting is on the splint, and first spout 61 and second spout have been seted up respectively to the both sides of buffer board 6, fixture block 76 slidable mounting in first splint spare 71 in first spout 61, fixture block 76 slidable mounting in the second splint spare 75 in the second spout, and when the tight first splint spare 71 of application force and second splint spare 75, two fixture blocks 76 can offset with the bottom of first spout 61 and second spout.
A plurality of first blind holes 762 have been seted up to the one side of fixture block 76, second blind hole 761 has been seted up in the bottom of first blind hole 762 on the fixture block 76, install second spring 763 and first joint post 764 in the first blind hole 762, the cross-section of first joint post 764 is "T" shape, the one end fixed connection of second spring 763 is in the bottom of first blind hole 762, the other end and first joint post 764 fixed connection, make first joint post 764 when not using, the top of first joint post 764 is located outside first blind hole 762, the end is worn to establish in second blind hole 761. The third blind hole 772 is formed on both sides of the clamping column 76, the through hole 77 is formed at the bottom of the third blind hole 772, and the through hole 77 is communicated with the second blind hole 761 and the third blind hole 772. Install third spring 773 and second joint post 771 in third blind hole 772, the cross-section of second joint post 771 is "T" shape, the one end fixed connection of third spring 773 is in the bottom of third blind hole 772, other end fixed connection is on second joint post 771, the end of second joint post 771 is the inclined plane, when first joint post 764 does not use, the end of second joint post 771 in two third blind holes 772 offsets, and all be located second blind hole 761, the top is located third blind hole 772, thereby when making first joint post 764 remove to second blind hole 761, the top of first joint post 764 is close gradually with the bottom of first spout 61 or second spout promptly, can extrude second blind hole 761 with two second joint posts 771, make the top of two second joint posts 771 can break away from third blind hole 772, and offset with the lateral wall of first spout 61 and second spout.
The rolling component comprises a first supporting plate 8, a second supporting plate 81, a rotating shaft 82, a supporting block 73, an I-shaped plate 731, a pressing block 732 and a fourth connecting rope 74, a first transmission column 712 is fixedly installed on the first clamping plate part 71, a second transmission column 753 is fixedly installed on the second clamping plate part 75, the supporting block 73 is fixedly installed on the first transmission column 712, the I-shaped plate 731 is installed on the supporting block 73, one end of the fourth connecting rope 74 is fixedly wound on the I-shaped plate 731, the pressing block 732 is installed on the I-shaped plate 731, the pressing block 732 and the I-shaped plate 731 are fixedly connected onto the supporting block 73 through bolts, and therefore the tail end of the fourth connecting rope 74 is further fixed, and looseness is avoided. The second transmission column 753 is fixedly provided with a first limiting ring 754 and a second limiting ring 755, and the fourth connecting rope 74 passes through the space between the first limiting ring 754 and the second limiting ring 755 to avoid the fourth connecting rope 74 from sliding on the second transmission column 753. An eighth mounting seat 733 is fixedly mounted on one side of the supporting block 73, an eighth roller 734 is rotatably mounted on the eighth mounting seat 733, and the fourth connecting rope 74 bypasses the eighth roller 734. First backup pad 8 fixed mounting is in box 5, and second backup pad 81 fixed mounting is in one side of box 5, and axis of rotation 82 rotates and installs between first backup pad 8 and second backup pad 81, and axis of rotation 82 installs third spacing ring 821 and fourth spacing ring 822 outside first backup pad 8 and second backup pad 81 respectively, avoids axis of rotation 82 not hard up.
The fourth connecting rope 74 is fixedly wound on the rotating shaft 82 after bypassing the eighth roller 734, the second handle 83 is fixedly mounted on the rotating shaft 82 outside the first supporting plate 8, the fourth connecting rope 74 can be retracted through rotation of the second handle 83, and the first transmission column 712 and the second transmission column 753 are drawn in and close to each other, so that the first clamping plate member 71 and the second clamping plate member 75 are retracted, a clamping block on the first clamping plate member 71 abuts against the first sliding groove 61, and a clamping block 76 on the second clamping plate member 75 abuts against the second sliding groove. The clamping block on the first clamping plate 71 abuts against the first sliding groove 61, so that the first clamping column 764 abuts against the bottom of the first sliding groove 61, and the tail end of the first clamping column 764 moves towards the bottom of the second blind hole 761, so that the two second clamping columns 771 are separated from the third blind hole 772 and abut against the side wall of the first sliding groove 61; fixture block 76 on the second splint 75 offsets with the second spout, makes first joint post 764 offset with the bottom of second spout to make the end of first joint post 764 remove to the bottom of second blind hole 761, thereby make two second joint posts 771 break away from third blind hole 772, and offset with the lateral wall of second spout, offset with two second joint posts 771 and spout through first joint post 764, increase the frictional force between fixture block 76 and the spout. The second handle 83 is provided with a rubber sleeve 831, which facilitates the use of the second handle 83.
A plurality of hollowed-out grooves are formed in the bottom plate of the box body, a plurality of damping springs 502 are fixedly arranged at the bottom of the box body 5, the damping springs 502 and the hollowed-out grooves are staggered, vibration of the box body 5 is reduced when the box body 5 is abutted to the ground, and meanwhile, impurities brought by workers are leaked through the hollowed-out grooves, and the cleanness inside the box body 5 is kept.
In this embodiment, during normal use, a worker opens the door panel 50, enters the box body 5, and then starts the first winch 34 and the second winch 35, the first winch 34 and the second winch 35 respectively wind and release the first connecting rope 341 and the second connecting rope 351, the third connecting rope 46 in the tape measure assembly normally winds and releases along with the box body 5, and the buffer mechanism slides on the buffer plate 6, so that the box body 5 and the worker normally lift; when the first winch 34 and the second winch 35 lift or descend the driving box 5 to cause a fault, and the box 5 and the worker are located in mid-air, the worker takes the hook 344 of the first connecting rope 341 and the second connecting rope 351 off the clamping column 521 in the box 5, and then rotates the second handle 83 to contract the fourth connecting rope 74, the fourth connecting rope 74 contracts to drive the first transmission column 712 and the second transmission column 753 to contract, the first transmission column 712 and the second transmission column 753 contract to drive the first clamping plate 71 and the second clamping plate 75 to clamp the buffer plate, so that the first clamping column 764 in the first clamping plate 71 abuts against the bottom of the first chute 61, the side walls of the first chute 771 of the two second clamping columns 771 abut against the side walls of the first chute 61, the first clamping column 764 in the second clamping plate 75 abuts against the bottom of the second chute, the side walls of the two second clamping columns abut against the side walls of the second chute, and the box 5 is fixed with the buffer plate 6 through the buffer mechanism, then the staff fixes second handle 83 with another hand, and two nuts 54 are unscrewed respectively through first handle with the other hand, make first connecting rope 341 and second connecting rope 351 and box 5 unclamp, then slowly reverse second handle 83, unclamp the clamping state of first splint spare 71, second splint spare 75 and buffer board 6, make box 5 and staff can slowly slide down along first guide rail 21 and second guide rail 22, through the tight degree of clamp of control first splint spare 71, second splint spare 75 and buffer board 6, thereby control descending speed, make the descending of staff's ability safety to ground, avoid box 5 and staff in the midair, the emergence accident.
The man-carrying lifting device for the tower crane provided by the invention is described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a tower crane manned hoisting device which characterized in that: the tower comprises a tower body, a plurality of first guide rails and a plurality of second guide rails are fixedly arranged on two sides of the tower body at equal intervals respectively, a box body is arranged between the first guide rails and the second guide rails, a first support frame and a second support frame are fixedly arranged on two sides of the tower top respectively, a fixed plate is fixedly arranged between the first support frame and the second support frame, a first winch and a second winch are fixedly arranged on the fixed plate respectively, a first connecting rope is fixedly connected onto the first winch, the tail end of the first connecting rope is connected onto one side of the box body, a second connecting rope is fixedly connected onto the second winch, the tail end of the second connecting rope is connected onto the other side of the box body, a second mounting seat is fixedly arranged at the first winch on the fixed plate, a second idler wheel is rotatably arranged on the second mounting seat, and the first connecting rope winds around the second idler wheel, and is connected to one side of the box body, a third mounting seat is fixedly mounted on the fixing plate at the position of the second winch, a third roller is rotatably mounted on the third mounting seat, the second connecting rope bypasses the third roller and is connected to the other side of the box body, a first locking component and a second locking component are respectively fixedly mounted on two sides of the inner wall of the box body, the first locking component and the second locking component have the same structure, the first connecting rope is connected with the first locking component, the second connecting rope is connected with the second locking component, a tape measure component is mounted between the tower body and the box body, a buffer plate is fixedly mounted between the fixing plate and the ground, a buffer mechanism is mounted in the box body, a mounting groove is formed in the box body, part of the buffer mechanism penetrates out of the mounting groove and is in sliding connection with the buffer plate, and the buffer mechanism comprises a clamp component and a rolling component, the clamp assembly comprises a first clamping plate piece, a second clamping plate piece and a first spring, the first clamping plate piece and the second clamping plate piece are identical in structure, a first installation block is fixedly arranged on the first clamping plate piece, a second installation block is fixedly arranged on the second clamping plate piece, the first installation block and the second installation block rotate to penetrate through a same connecting shaft, one end of the first spring is fixedly connected onto the first clamping plate piece, the other end of the first spring is connected onto the second clamping plate piece, the first clamping plate piece comprises a clamping plate and a clamping block, the clamping block is fixedly arranged on the clamping plate, first sliding grooves and second sliding grooves are formed in two sides of the buffer plate respectively, the clamping block in the first clamping plate piece is slidably arranged in the first sliding grooves, and the clamping block in the second clamping plate piece is slidably arranged in the second sliding grooves.
2. The aerial lift device of tower crane of claim 1, characterized in that: a plurality of first blind holes have been seted up to the one side of fixture block, the second blind hole has been seted up in the bottom of first blind hole on the fixture block, install second spring and first joint post in the first blind hole, the cross-section of first joint post is "T" shape, the one end fixed connection of second spring is in the bottom of first blind hole, the other end and first joint post fixed connection, the third blind hole has all been seted up to the both sides face of card post, the through-hole has been seted up to the bottom of third blind hole, through-hole and second blind hole and third blind hole intercommunication, install third spring and second joint post in the third blind hole, the cross-section of second joint post is "T" shape, the one end fixed connection of third spring is in the bottom of third blind hole, and other end fixed connection is on second joint post, the end of second joint post is the inclined plane.
3. The aerial lift device of tower crane of claim 2, characterized in that: the rolling component comprises a first supporting plate, a second supporting plate, a rotating shaft, a supporting block, an I-shaped plate, a pressing block and a fourth connecting rope, wherein a first transmission column is fixedly arranged on the first clamping plate, a second transmission column is fixedly arranged on the second clamping plate, the supporting block is fixedly arranged on the first transmission column, the I-shaped plate is arranged on the supporting block, one end of the fourth connecting rope is fixedly wound on the I-shaped plate, the pressing block is arranged on the I-shaped plate, a first limiting ring and a second limiting ring are fixedly arranged on the second transmission column, the fourth connecting rope winds between the first limiting ring and the second limiting ring, an eighth mounting seat is fixedly arranged on one side of the supporting block, an eighth roller is rotatably arranged on the eighth mounting seat, the fourth connecting rope winds the eighth roller, the first supporting plate is fixedly arranged in the box body, second backup pad fixed mounting is in one side of box, the axis of rotation is rotated and is installed between first backup pad and second backup pad, the axis of rotation installs third spacing ring and fourth spacing ring respectively outside first backup pad and second backup pad, the fourth is connected the rope and is walked around eighth gyro wheel after-fixing winding in the axis of rotation, the axis of rotation has the second handle in the outer fixed mounting of first backup pad.
4. The aerial lift device of tower crane of claim 3, characterized in that: and a rubber sleeve is arranged on the second handle.
5. The aerial lift device of tower crane of claim 4, characterized in that: the tape measure component comprises a connecting block, a first end cover, a second end cover, a winding drum, a coil spring and a third connecting rope, the connecting block is fixedly connected onto the first end cover, the winding drum is installed on the first end cover, a drum wheel is installed in the winding drum in a rotating mode, one end of the coil spring is connected with the drum wheel, the other end of the coil spring is fixedly connected with the third connecting rope, the second end cover is installed on the first end cover, a through groove is formed in the first end cover, the third connecting rope penetrates out of the through groove, a fourth installation seat is installed between the tape measure component and the box body, a fourth roller is installed on the fourth installation seat in a rotating mode, a fifth installation seat is installed at one end of the fixing plate, a sixth installation seat and a seventh installation seat are installed at the other end of the fixing plate, a fifth roller is installed on the fifth installation seat in a rotating mode, a sixth roller is installed on the sixth installation seat, and the third connecting rope winds the fourth roller, the fifth roller, the sixth roller and the seventh roller and is fixedly connected with the box body.
6. The aerial lift device of tower crane of claim 5, characterized in that: the structure of first guide rail and second guide rail is the same, first guide rail includes linking arm, connecting plate, two first mount pads and two first gyro wheels, the one end of linking arm is connected on the body of the tower, the buckle is installed to the another side that the body of the tower meets to the linking arm, buckle and linking arm fixed connection, the end and the connecting plate fixed connection of linking arm, the connecting plate is L shape, one first mount pad fixed mounting is in the one end of connecting plate L shape, one first gyro wheel rotates and installs on first mount pad, another first mount pad fixed mounting is at the other end of connecting plate L shape, another first gyro wheel rotates and installs on another first mount pad, two first gyro wheels are the 90 degrees right angle, two slidable mounting has the movable plate between the first gyro wheel, the movable plate is L shape, the both sides of box fixed mounting respectively has first fixed block, and a second fixed block is fixedly arranged on the moving plate.
7. The aerial lift device of tower crane of claim 6, characterized in that: first locking component includes mounting panel, gasket, double-screw bolt, nut and card post, mounting panel fixed mounting is on the inner wall of box, double-screw bolt fixed mounting is in the mounting panel below, the equal spiro union of gasket and nut is on the double-screw bolt, the mounting panel is worn to establish by first connecting rope to the winding is on the double-screw bolt, the part of first connecting rope winding on the double-screw bolt is located between gasket and the nut.
8. The aerial lift device of tower crane of claim 7, characterized in that: the terminal fixed mounting of first connecting rope has the couple, card post fixed mounting is on the mounting panel, the couple is hung on the card post.
9. The aerial lift device of tower crane of claim 8, characterized in that: and a plurality of damping springs are fixedly arranged at the bottom of the box body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011265406.4A CN112279041B (en) | 2020-11-13 | 2020-11-13 | Tower crane manned lifting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011265406.4A CN112279041B (en) | 2020-11-13 | 2020-11-13 | Tower crane manned lifting device |
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| CN112279041A true CN112279041A (en) | 2021-01-29 |
| CN112279041B CN112279041B (en) | 2023-03-03 |
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| CN202011265406.4A Active CN112279041B (en) | 2020-11-13 | 2020-11-13 | Tower crane manned lifting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113479825A (en) * | 2021-06-25 | 2021-10-08 | 中国一冶集团有限公司 | Device for climbing tower crane |
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| CN207129804U (en) * | 2017-07-10 | 2018-03-23 | 张鸿英 | A kind of safe material elevator for building with pooling feature |
| CN110697545A (en) * | 2019-10-10 | 2020-01-17 | 奥帝亚电梯有限公司 | Construction elevator and installation method thereof |
| CN110763122A (en) * | 2019-12-03 | 2020-02-07 | 张瑞钦 | Verticality detection device for building |
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| CN2206274Y (en) * | 1993-08-27 | 1995-08-30 | 广州市第四建筑工程公司工程机械厂 | Headframe lift with many kinds of automatic safety protective device |
| CN2635636Y (en) * | 2003-08-22 | 2004-08-25 | 孙桂新 | Built-in type material lift |
| CN2787623Y (en) * | 2005-04-01 | 2006-06-14 | 王远洪 | Full enclosed traction structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113479825A (en) * | 2021-06-25 | 2021-10-08 | 中国一冶集团有限公司 | Device for climbing tower crane |
| CN113479825B (en) * | 2021-06-25 | 2023-10-27 | 中国一冶集团有限公司 | Device for climbing tower crane |
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| Publication number | Publication date |
|---|---|
| CN112279041B (en) | 2023-03-03 |
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