CN112693990B - Tower crane connection structure - Google Patents

Tower crane connection structure Download PDF

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Publication number
CN112693990B
CN112693990B CN202110032751.1A CN202110032751A CN112693990B CN 112693990 B CN112693990 B CN 112693990B CN 202110032751 A CN202110032751 A CN 202110032751A CN 112693990 B CN112693990 B CN 112693990B
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CN
China
Prior art keywords
frame
tower crane
fixed mounting
fixedly installed
ring
Prior art date
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Active
Application number
CN202110032751.1A
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Chinese (zh)
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CN112693990A (en
Inventor
赵君亮
周成科
刘学曦
朱亚辉
刘艳娜
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Luohe Vocational Technology College
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Luohe Vocational Technology College
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Priority to CN202110032751.1A priority Critical patent/CN112693990B/en
Publication of CN112693990A publication Critical patent/CN112693990A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00Other common features of elevators
    • B66B7/02Guideways; Guides
    • B66B7/023Mounting means therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/0065Roping
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/02Cages, i.e. cars
    • B66B11/026Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
    • B66B11/0266Passive systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/04Driving gear ; Details thereof, e.g. seals
    • B66B11/043Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/16Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
    • B66B5/18Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces

Abstract

The invention discloses a tower crane connecting structure which mainly comprises an outer frame, a side shaft, a motor, a steel cable, a control box, a lift car, a guide rail, an electromagnetic meshing frame, a sliding seat and a locking box, wherein reinforcing frames are fixedly arranged at the upper end and the lower end of the outer frame, triangular supports which are symmetrically arranged are fixedly arranged at the edges of the reinforcing frames, a middle shaft is rotatably arranged in the middle of the inner side of the outer frame, an outer winding frame which is symmetrical in the front and back is fixedly arranged on the outer side of the middle shaft, a rotating sleeve which is symmetrical in the front and back is rotatably arranged in the middle of the outer side of the middle shaft, and an inner winding frame is fixedly arranged on the outer side of the rotating sleeve. The elevator car is reasonable in structural design, the elevator car can move up and down to convey people through a flexible and reasonable connecting structure, the expansibility is good, the elevator car is suitable for the use environment of a tower crane, the safety is better, double lock shafts and a reasonable anti-falling structure are arranged, instantaneous impact on the people inside the elevator car when the elevator car stops is avoided through a soft and slow falling mode, the elevator car is safer to use, and meanwhile, the elevator car is prevented from getting ill through active steel cable detection.

Description

Tower crane connection structure
Technical Field
The invention relates to tower crane equipment, in particular to a tower crane connecting structure.
Background
The tower crane is the most common hoisting equipment on the construction site, also called tower crane, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by the extension (height) of one section and one section (called standard section for short). The tower crane is an indispensable device on a construction site, and the tip of the tower crane (tower crane) has the function of bearing the upper load transmitted by a boom pull rope and a balance arm pull rope and directly transmits the upper load to a tower body structure through a rotary tower, a rotary table, a bearing seat and other structural components. The self-elevating tower top is provided with a truncated cone column type, a forward-inclined or backward-inclined truncated cone column type, a herringbone frame type and an inclined support frame type.
Many fixed connection of control chamber of current tower crane are on the tower crane, and connection structure is simple and crude, and the snap-on leads to operating personnel when reciprocating on the tower crane, needs manual climbing, and very inconvenient, can't effectually carry out personnel transportation with top and bottom and connect, and efficiency of influence and security are poor, and the structural instability of the upper and lower conveyer that has now simultaneously leads to personnel to reciprocate the security can't ensure, and expansibility is poor, can't adapt to the service environment of this kind of frequent extension of tower crane and disassembling the transportation.
Disclosure of Invention
The invention aims to provide a tower crane connecting structure to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a tower crane connecting structure mainly comprises an outer frame, a side shaft, a motor, a steel cable, a control box, a lift car, a guide rail, an electromagnetic meshing frame, a sliding seat and a locking box, wherein reinforcing frames are fixedly installed at the upper end and the lower end of the outer frame, triangular supports symmetrically arranged are fixedly installed at the edges of the reinforcing frames, a center shaft is rotatably installed in the middle of the inner side of the outer frame, an outer rolling frame symmetrically arranged front and back is fixedly installed on the outer side of the center shaft, a rotating sleeve symmetrically arranged front and back is rotatably installed in the middle of the outer side of the center shaft, an inner rolling frame is fixedly installed on the outer side of the rotating sleeve, an inner gear is fixedly installed in the middle of the outer side of the center shaft, a meshing ring is sleeved on the outer side of one end of the rotating sleeve close to the inner gear, the electromagnetic meshing frame is sleeved on the outer side of the meshing ring, the bottom end of the electromagnetic meshing frame is fixedly connected with the inner wall of the bottom end of the outer frame, the steel cable is wound on the outer rolling frame and the inner rolling frame in opposite directions, the inner wall of the bottom end of the outer frame is fixedly provided with a transmission frame, the right part of the front side of the transmission frame is fixedly provided with a motor, the motor is meshed with an inner gear through an external gear, the middle part of the transmission frame is rotatably provided with a transmission wheel, the middle part of the side shaft is fixedly provided with a driven wheel, the driven wheel is meshed with the motor through the transmission wheel, the front end and the rear end of the side shaft are fixedly provided with belt pulleys, the end part of the rotating sleeve is fixedly provided with an end wheel matched with the belt pulley, a belt is sleeved between the end wheel and the belt pulley, the middle part of the bottom end of the outer frame is provided with an opening matched with a steel cable, the bottom end of the steel cable is fixedly provided with a lift car, the left side wall of the lift car is fixedly provided with a control box, the rear side of the lift car is fixedly provided with a slide seat, a locking box is fixedly arranged between the slide seats, the middle part of the slide seat is slidably provided with guide rails, and two adjacent guide rails are fixedly connected through guide rail connecting pieces, the guide rail is fixedly connected with a climbing frame of the tower crane through a bolt.
As a further scheme of the invention: the electromagnetic meshing frame comprises a magnetic ring frame, an electromagnetic ring, a spline housing, a connecting seat, a guide rod, a spring, wear-resistant pieces and wear-resistant rings, wherein the left side wall of the magnetic ring frame is fixedly provided with the guide rod, the outer side of the guide rod is sleeved with the sliding connection seat, the rear portion of the guide rod is provided with the connecting seat and the front portion of the connecting seat, the electromagnetic ring is fixedly arranged between the connecting seats respectively, the inner side of the electromagnetic ring is rotatably provided with the wear-resistant rings, the inner wall of each wear-resistant ring is fixedly provided with the spline housing, the inner wall of the spline housing is meshed with the outer side wall of the meshing ring in a sliding connection mode through a spline groove, one side of the spline housing close to an inner gear is fixedly provided with the wear-resistant pieces, one end of the spline housing, which is far away from the wear-resistant pieces, is fixedly provided with the side wall of the adduction winding frame, and is fixedly connected with the side wall of the adduction winding frame.
As a still further scheme of the invention: the locking case includes telescoping cylinder, pipe, inner shell, pressure spring, cardboard, card key and inserted bar, the inner shell runs through the fixed connection slide, the inboard middle part of inner shell runs through slidable mounting and has the telescoping cylinder, and both ends fixed mounting has the cardboard about the telescoping cylinder, and cardboard lateral wall fixed mounting has the card key, guide rail middle part lateral wall seted up with card key complex card keyway, the cardboard is close to inner shell one side fixed mounting has the inserted bar, the inboard fixed mounting of inner shell has with inserted bar complex pipe, inner shell lateral wall fixed mounting has the pressure spring, and the pressure spring cover is established and is installed in the inner shell outside, pressure spring tip and inner shell inner wall fixed connection.
As a still further scheme of the invention: frame bottom middle part fixed mounting has the pressure measurement module that the symmetry set up, and pressure measurement module tip rotates installs resistant emery wheel, and wear-resisting wheel middle part is seted up with steel cable complex arc recess.
As a still further scheme of the invention: the control box inboard is provided with the grafting cable, the control box is through grafting cable and tower crane working part electric connection, and the working part needs the electrical apparatus for use of artificial control including hoisting motor, rotating electrical machines, the supporting electronic equipment of tower crane etc..
As a still further scheme of the invention: the bradyseism seat is installed to car bottom carousel, and skilled individual of bradyseism seat is four at least, is that the bradyseism seat adopts flexible damping material collocation bradyseism spring to make.
As a still further scheme of the invention: the control box is electrically connected with the motor, the telescopic cylinder, the pressure measuring module and the electromagnetic ring through a wire harness, the telescopic cylinder adopts the electric pushing cylinder, and the pressure measuring module adopts the high-strength pressure sensor.
Compared with the prior art, the invention has the beneficial effects that:
the elevator car is reasonable in structural design, the elevator car can move up and down to convey personnel through the flexible and reasonable connecting structure, manual climbing of tower crane personnel is avoided, the expansibility is good, the elevator car adapts to the use environment of a tower crane, the safety is better, the elevator car is provided with double lock shafts and a reasonable anti-falling structure, instantaneous impact on the personnel in the elevator car is avoided when the elevator car stops through a soft and slowly falling mode, the elevator car is safer to use, and meanwhile, the elevator car is prevented from getting ill in the bud through active steel cable detection.
Drawings
FIG. 1 is a schematic structural diagram of a tower crane connection structure.
FIG. 2 is a schematic sectional view of an internal top view angle of an outer frame in a tower crane connection structure.
FIG. 3 is the structure diagram of tower crane connection structure latter half rear view angle.
FIG. 4 is a schematic left-side view of a center shaft, a rotating sleeve, a tooth key groove and an electromagnetic ring in a tower crane connection structure.
FIG. 5 is a schematic plan view of the middle shaft, the side shaft, the motor, the steel cable and the inner coiling frame in the tower crane connection structure.
FIG. 6 is a schematic front view of the outer frame, the pressure measuring module, the grinding wheel and the steel cable in the tower crane connection structure.
FIG. 7 is a schematic rear view of the guide rail, the slide seat, the clamping plate and the telescopic cylinder in the tower crane connection structure.
FIG. 8 is a rear view schematic diagram among guide rail, slide, cardboard and the pressure spring among the tower crane connection structure.
In the figure: the device comprises an outer frame 1, a triangular support 2, a middle shaft 3, a belt pulley 4, a driven wheel 5, a side shaft 6, a motor 7, a steel cable 8, a control box 9, a shock absorption seat 10, a car 11, a guide rail 12, a reinforcing frame 13, an outer winding frame 14, an inner gear 15, a transmission frame 16, a transmission wheel 17, an inner winding frame 18, a magnetic ring frame 19, a rotating sleeve 20, an end wheel 21, a sliding seat 22, a telescopic cylinder 23, a guide pipe 24, an inner shell 25, a pressure spring 26, a clamping plate 27, a clamping key 28, a pressure measuring module 29, a wear-resisting wheel 30, an electromagnetic ring 31, a spline sleeve 32, a meshing ring 33, a connecting seat 34, a guide rod 35, a spring 36, a wear-resisting sheet 37, a wear-resisting ring 38, a belt 39, a clamping key groove 40, an inserting rod 41 and a guide rail connecting sheet 42.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 8, in an embodiment of the present invention, a tower crane connection structure mainly includes an outer frame 1, a side shaft 6, a motor 7, a steel cable 8, a control box 9, a car 11, a guide rail 12, an electromagnetic engagement frame, a slide seat 22, and a locking box, where reinforcing frames 13 are fixedly installed at upper and lower ends of the outer frame 1, triangular brackets 2 symmetrically installed at edges of the reinforcing frames 13 are fixedly installed at edges of the reinforcing frames 13, a central shaft 3 is rotatably installed at a middle portion of an inner side of the outer frame 1, an outer winding frame 14 symmetrically installed in a front-back direction is fixedly installed at an outer side of the central shaft 3, a rotating sleeve 20 symmetrically installed in a front-back direction is rotatably installed at a middle portion of an outer side of the central shaft 3, an inner winding frame 18 is fixedly installed at an outer side of the rotating sleeve 20, an engagement ring 33 is fixedly installed at an outer side of one end of the rotating sleeve 20 close to the inner gear 15, an electromagnetic engagement frame is sleeved at an outer side of the engagement ring 33, a bottom end of the electromagnetic engagement frame is fixedly connected to an inner wall of the outer frame 1, the outer side of the outer winding frame 14 and the outer side of the inner winding frame 18 are wound with a steel cable 8, the winding directions of the steel cable 8 wound and mounted on the outer sides of the outer winding frame 14 and the inner winding frame 18 are opposite, the inner wall of the bottom end of the outer frame 1 is fixedly provided with a transmission frame 16, the right part of the front side of the transmission frame 16 is fixedly provided with a motor 7, the motor 7 is meshed and connected with an internal gear 15 through an external gear, the middle part of the transmission frame 16 is rotatably provided with a transmission wheel 17, the left part of the transmission frame 16 is rotatably provided with a side shaft 6, the middle part of the side shaft 6 is fixedly provided with a driven wheel 5, the driven wheel 5 is meshed and connected with the motor 7 through the transmission wheel 17, the front end and the rear end of the side shaft 6 are fixedly provided with belt pulleys 4, the end part of the rotating sleeve 20 is fixedly provided with an end wheel 21 matched with the belt 4, a belt 39 is sleeved and mounted between the end wheel 21 and the belt 4, the middle part of the bottom end of the outer frame 1 is provided with an opening matched with the steel cable, 8 bottom fixed mounting of steel cable has car 11, and 11 left side wall fixed mounting of car has control box 9, 11 rear side fixed mounting of car has slide 22, runs through fixed mounting between the slide 22 and has the locking case, slide 22 middle part slidable mounting has guide rail 12, adjacent two link 42 fixed connection through the guide rail between the guide rail 12, guide rail 12 passes through the frame fixed connection that climbs of bolt and tower crane.
The electromagnetic meshing frame comprises a magnetic ring frame 19, an electromagnetic ring 31, a spline sleeve 32, a connecting seat 34, a guide rod 35, a spring 36, a wear-resisting sheet 37 and a wear-resisting ring 38, wherein the guide rod 35 is fixedly installed on the left side wall of the magnetic ring frame 19, the connecting seat 34 is installed on the outer side of the guide rod 35 in a sleeved and sliding mode, the electromagnetic ring 31 is fixedly installed between the connecting seat 34 and the connecting seat 34 located at the front part, the electromagnetic ring 31 is rotatably installed on the inner side of the electromagnetic ring 38, the spline sleeve 32 is fixedly installed on the inner wall of the wear-resisting ring 38, the inner wall of the spline sleeve 32 is in sliding connection with the outer side wall of the meshing ring 33 through a spline groove in a meshing mode, the wear-resisting sheet 37 is fixedly installed on one side, close to the internal gear 15, of the spline sleeve 32, one end, far away from the wear-resisting sheet 37, of the spline sleeve is fixedly installed with the spring 36, and the side wall of the inner coiling frame 18 are fixedly connected.
The locking case includes telescoping cylinder 23, pipe 24, inner shell 25, pressure spring 26, cardboard 27, card key 28 and inserted bar 41, inner shell 25 runs through fixed connection slide 22, sliding mounting runs through at the inboard middle part of inner shell 25 has telescoping cylinder 23, and both ends fixed mounting has cardboard 27 about telescoping cylinder 23, and cardboard 27 lateral wall fixed mounting has card key 28, 12 middle part lateral walls of guide rail seted up with card key 28 complex card keyway 40, cardboard 27 is close to inner shell 25 one side fixed mounting has inserted bar 41, the inboard fixed mounting of inner shell 25 has with inserted bar 41 complex pipe 24, inner shell 25 lateral wall fixed mounting has pressure spring 26, and the installation in the inner shell 25 outside is established to pressure spring 26 cover, pressure spring 26 tip and inner shell 25 inner wall fixed connection.
The middle part of the bottom end of the outer frame 1 is fixedly provided with pressure measuring modules 29 which are symmetrically arranged, the end parts of the pressure measuring modules 29 are rotatably provided with abrasion-resistant wheels 30, and the middle parts of the abrasion-resistant wheels 30 are provided with arc-shaped grooves matched with the steel cables 8.
9 inboards of control box are provided with the grafting cable, 9 control box are through grafting cable and tower crane working part electric connection, and the working part needs the electrical apparatus for manual control including hoisting motor, rotating electrical machines, the supporting electronic equipment of tower crane etc..
11 bottom turntables of car install bradyseism seat 10, and the skilled individual of bradyseism seat 10 is four at least, is that the bradyseism seat adopts flexible damping material collocation bradyseism spring to make.
The control box 9 is electrically connected with the motor 7, the telescopic cylinder 23, the pressure measuring module 29 and the electromagnetic ring 31 through a wire harness, the telescopic cylinder 23 adopts an electric pushing cylinder, and the pressure measuring module 29 adopts a high-strength pressure sensor.
The working principle of the invention is as follows:
the invention relates to a tower crane connecting structure, which is used for conveying personnel up and down and controlling a tower crane, when the tower crane connecting structure is used, the tower crane connecting structure can be opened through a locking box, an electromagnetic meshing frame is powered off, a motor works to enable a steel cable 8 to be placed down, a car 11 falls to the ground, an operator is directly connected to the top of the tower crane, a guide rail 12 with an expandable convex rail can synchronously extend along with a climbing frame of the tower crane, the expansion is convenient, the manual climbing frame of the operator can be avoided, the safety is high, the tower crane connecting structure is provided with the locking box, the electromagnetic meshing frame is matched, after the tower crane climbing to the top end, a control box 9 is electrically connected with a tower crane working part through a plugging cable, the tower crane works, the electromagnetic meshing frame is powered on to lock a rotating sleeve 20 and a middle shaft 3, the winding directions of the steel cable 8 wound and installed on the outer sides of an outer winding frame 14 and an inner winding frame 18 are opposite, the car 11 can be placed to fall, and an expansion cylinder in the locking box is extended at the same time, through cardboard extrusion guide rail, it dies to carry out two locks, safety and reliability, the same reason is when descending, it is unusual when pressure module 29 measures pressure, for example pressure loss, then that steel cable that probably corresponds is not hard up, for guaranteeing safety, can switch on through electromagnetic engagement frame, rub and hinder and descend, and through the extension of the inside telescoping cylinder of locking case, it dies to carry out the lock in the track, and the shape of card key is acute triangle-shaped, direct card dies when can avoiding extending, can rub and take off the groove, progressively realize stopping, it is too big to prevent to strike, avoid inside personnel to receive instantaneous impact, it is safer to use.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a tower crane connection structure, mainly includes frame (1), side shaft (6), motor (7), steel cable (8), control box (9), car (11), guide rail (12), electromagnetic meshing frame, slide (22) and locking case, its characterized in that, both ends fixed mounting has reinforcing frame (13) about frame (1), and reinforcing frame (13) edge fixed mounting has a triangular supports (2) that the symmetry set up, axis (3) are installed in the rotation of frame (1) inboard middle part, and axis (3) outside fixed mounting has outer rolling frame (14) of symmetry around, axis (3) outside middle part rotates installs the commentaries on classics cover (20) of symmetry around installing, changes cover (20) outside fixed mounting and has adduction book frame (18), axis (3) outside middle part fixed mounting has internal gear (15), it establishes fixed mounting has meshing ring (33) to change cover (20) to be close to internal gear (15) one end outside cover, an electromagnetic meshing frame is sleeved on the outer side of the meshing ring (33), the bottom end of the electromagnetic meshing frame is fixedly connected with the inner wall of the bottom end of the outer frame (1), a steel cable (8) is wound on the outer sides of the outer winding frame (14) and the inner winding frame (18), the winding directions of the steel cable (8) wound on the outer sides of the outer winding frame (14) and the inner winding frame (18) are opposite, a transmission frame (16) is fixedly installed on the inner wall of the bottom end of the outer frame (1), a motor (7) is fixedly installed on the right portion of the front side of the transmission frame (16), the motor (7) is meshed with the inner gear (15) through an external gear, a transmission wheel (17) is rotatably installed in the middle of the transmission frame (16), a side shaft (6) is rotatably installed on the left portion of the transmission frame (16), a driven wheel (5) is fixedly installed in the middle of the side shaft (6), and the driven wheel (5) is meshed with the motor (7) through the transmission wheel (17), both ends fixed mounting has belt pulley (4) around side shaft (6), it establishes belt (39) with belt pulley (4) complex end wheel (21) to change cover (20) tip fixed mounting, end wheel (21) and belt pulley (4) between the cover, frame (1) bottom middle part seted up with steel cable complex opening, steel cable (8) bottom fixed mounting has car (11), and car (11) left side wall fixed mounting has control box (9), car (11) rear side fixed mounting has slide (22), runs through fixed mounting between slide (22) and has the locking case, slide (22) middle part slidable mounting has guide rail (12), adjacent two link piece (42) fixed connection through the guide rail between guide rail (12), frame fixed connection that climbs through bolt and tower crane is passed through in guide rail (12).
2. The tower crane connecting structure according to claim 1, wherein the electromagnetic meshing frame comprises a magnetic ring frame (19), an electromagnetic ring (31), a spline sleeve (32), a connecting seat (34), a guide rod (35), a spring (36), a wear-resistant sheet (37) and a wear-resistant ring (38), the guide rod (35) is fixedly installed on the left side wall of the magnetic ring frame (19), the connecting seat (34) is installed on the outer side of the guide rod (35) in a sleeved and sliding manner, the electromagnetic ring (31) is fixedly installed between the two connecting seats (34) positioned at the rear part and the two connecting seats (34) positioned at the front part respectively, the wear-resistant ring (38) is rotatably installed on the inner side of the electromagnetic ring (31), the spline sleeve (32) is fixedly installed on the inner wall of the wear-resistant ring (38), the inner wall of the spline sleeve (32) is in a meshed and sliding manner with the outer side wall of the meshing ring (33) through a spline groove, the wear-resistant sheet (37) is fixedly installed on one side of the spline sleeve (32) close to the inner gear (15), and a spring (36) is fixedly mounted at one end of the spline sleeve (32) far away from the wear-resistant sheet (37), and the spring (36) is fixedly connected with the side wall of the inward coiling frame (18).
3. The tower crane connecting structure according to claim 1, wherein the locking box comprises a telescopic cylinder (23), a guide pipe (24), an inner shell (25), a pressure spring (26), a clamping plate (27), a clamping key (28) and an insertion rod (41), the inner shell (25) penetrates through a fixed connection sliding seat (22), the telescopic cylinder (23) penetrates through the middle part of the inner side of the inner shell (25), the clamping plates (27) are fixedly installed at the left end and the right end of the telescopic cylinder (23), the clamping key (28) is fixedly installed on the side wall of the clamping plate (27), a clamping key groove (40) matched with the clamping key (28) is formed in the side wall of the middle part of the guide rail (12), the insertion rod (41) is fixedly installed on one side of the clamping plate (27) close to the inner shell (25), the guide pipe (24) matched with the insertion rod (41) is fixedly installed on the inner side of the inner shell (25), the pressure spring (26) is fixedly installed on the side wall of the inner shell (25), the pressure spring (26) is sleeved on the outer side of the inner shell (25), and the end part of the pressure spring (26) is fixedly connected with the inner wall of the inner shell (25).
4. The tower crane connecting structure according to claim 3, wherein symmetrically arranged pressure measuring modules (29) are fixedly arranged in the middle of the bottom end of the outer frame (1), a grinding wheel (30) is rotatably arranged at the end part of each pressure measuring module (29), and an arc-shaped groove matched with the steel cable (8) is formed in the middle of each grinding wheel (30).
5. The tower crane connection structure according to claim 1, wherein a plug cable is arranged on the inner side of the control box (9), the control box (9) is electrically connected with a tower crane working part through the plug cable, and the working part comprises an electric appliance needing manual control, such as a hoisting motor, a rotating motor, a tower crane supporting electronic device and the like.
6. The tower crane connecting structure according to claim 1, wherein the damping seat (10) is installed to car (11) bottom end carousel, and skilled individual of damping seat (10) is four at least, is that the damping seat adopts flexible damping material collocation damping spring to make.
7. The tower crane connecting structure according to claim 4, wherein the control box (9) is electrically connected with the motor (7), the telescopic cylinder (23), the pressure measuring module (29) and the electromagnetic ring (31) through a wire harness, the telescopic cylinder (23) adopts an electric pushing cylinder, and the pressure measuring module (29) adopts a high-strength pressure sensor.
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