CN2287621Y - Telescopic tower crane - Google Patents
Telescopic tower crane Download PDFInfo
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- CN2287621Y CN2287621Y CN 97207350 CN97207350U CN2287621Y CN 2287621 Y CN2287621 Y CN 2287621Y CN 97207350 CN97207350 CN 97207350 CN 97207350 U CN97207350 U CN 97207350U CN 2287621 Y CN2287621 Y CN 2287621Y
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Abstract
The utility model relates to a telescopic tower crane, comprising a tower body, a crossbeam connecting seat fixed on the tower body, a crossbeam installed on the crossbeam connecting seat, and a trolley installed on the crossbeam. The trolley is composed of a vehicle body, a bearing, a roller shaft, a roller, a joint component, and a pulley block. The tower body is composed of an outer tower body and an inner tower body arranged in the outer tower body. The inner and the outer tower body are in the mutual connection by a steel cable penetrating through a fixed pulley and the pulley block. Therefore, the inner tower body can carry out the upward and downward slide in the outer tower body. One steel cable penetrating through a movable pulley on a fixed pulley lifting device and the pulley block is fixed at the other end of the crossbeam. Therefore, the tower body can be raised without stage, the crane operation is simple and safe, and the work efficiency is high.
Description
The utility model relates to a kind of improvement of civil construction hanging apparatus structure, particularly relates to the improvement of body of the tower structure.
Usually use steel headframe mechanism (as tower hanging apparatus) for the convenient material that promotes in the tier building at present, but traditional steel headframe mechanism does not have self-hoisting unit of TQ 60/80, when every rising one standard knot body of the tower, be everlasting and utilize on the ground pin etc. that two joint bodies of the tower are fixed, again whole body of the tower is set up, carry out assembly unit aloft after perhaps the accurate body of the tower of second feast-brand mark being sling with lift system, every assembly unit one joint body of the tower, just need adorn a lifting vertical rod, installation personnel must stand in operation in the enterprising line space in extreme higher position of body of the tower, and is very dangerous, and when whenever increasing the accurate body of the tower of a feast-brand mark, also must pull down parts such as crossbeam Connection Block and crossbeam, installation effectiveness is low.At this situation, Chinese patent CN2184684Y to done improvement.But it still has the following disadvantages: at first, this device can only be with a standard body of the tower as a step on rising body of the tower height, also be the body of the tower height or be a standard body of the tower height, be two standard body of the tower height, between a standard body of the tower height and two standard body of the tower height, cannot adjust other suitable height.Secondly, standard body of the tower of every rising all needs the on-the-spot installation of standard knot body of the tower of carrying out, and brings unnecessary trouble for the construction user of low-rise dwelling in the private home.
The purpose of this utility model is to provide a kind of body of the tower to increase that safety of operation is reliable, the body of the tower height can be realized the stepless tower hanging apparatus that increases, needn't field erectedly stretch.
The further purpose of the utility model is to provide a kind of simple to operation, safe and reliable flexible tower hanging apparatus that lifts.
The utility model further purpose is to provide that a kind of labor intensity of operating staff is low, the flexible tower hanging apparatus of high efficiency.
The further again purpose of the utility model is to provide a kind of flexible tower hanging apparatus that can utilize an electrical motor to realize building lifting and the flexible two kinds of difference in functionalitys of body of the tower respectively.
The technical solution of the utility model is: have body of the tower, the crossbeam Connection Block, crossbeam, dolly, upending frame, connect the steel rope of upending frame and the flexible tower hanging apparatus of fixed pulley, in the crossbeam Connection Block is installed in the assembly opening at top of body of the tower, fixed pulley is fixed on the crossbeam Connection Block, one end of crossbeam is installed on the crossbeam Connection Block, fixed pulley is fixed on the crossbeam, dolly is arranged on the crossbeam, dolly comprises vehicle body, bearing, roller shaft and roller, it is characterized in that, body of the tower is made of interior body of the tower and outer body of the tower, interior body of the tower places outer body of the tower, the inside on the top of outer body of the tower is provided with an assembly pulley that is made of two fixed pulleys, the outside portion, lower end of interior body of the tower is provided with four guiding pulleys, the guiding pulley can slide up and down along the track of outer body of the tower inboard, in being used for the flexible steel rope of body of the tower from the body of the tower bottom upwards through interior body of the tower and outside walk between the body of the tower, walk around again behind the fixed pulley down, again through the assembly pulley of interior body of the tower bottom, then upwards through interior body of the tower and outside walk between the body of the tower and be fixed in outside the top of body of the tower.
Above-mentioned outer body of the tower bottom inside also can be provided with a fixed pulley.
The further technical scheme of the utility model is, described dolly also comprises attaching parts and the assembly pulley that is made of two fixed pulleys, the vehicle body of dolly is captiveed joint with the upper end of attaching parts, captive joint with the assembly pulley that is made of two fixed pulleys in the lower end of attaching parts, steel wire penetrating body of the tower and through the fixed pulley at body of the tower top and the fixed pulley of crossbeam one end, again through fixed pulley of assembly pulley and the movable pulley on the upending frame, through another fixed pulley of assembly pulley, be fixed on the other end of crossbeam more then.
The utility model further technical scheme is, also can be provided with electrical motor and drop-gear box on the vehicle body of described dolly, the output shaft of electrical motor is connected with the worm screw of drop-gear box, the two ends of the worm-wheel shaft of drop-gear box respectively with two roller attachings, be set with the bearing that is installed on the vehicle body on the worm-wheel shaft of drop-gear box.
The further again technical scheme of the utility model is, described body of the tower is arranged on the vehicle frame of band wheel, two fixed pulleys are equipped with at the place, body of the tower bottom that is positioned at of vehicle frame, vehicle frame is provided with an electrical motor and two drop-gear boxs, two worm-wheel shafts of two drop-gear boxs are connected with two cylinders respectively, two worm screws of two drop-gear boxs lay respectively at the two ends of the output shaft of electrical motor, and the two ends of the output shaft of electrical motor respectively and be provided with the arrangement of clutch that clutch is formed with gear and shift fork and driving lever with spline housing or clutch between two worm screws of two drop-gear boxs, two steel ropes on two cylinders pass through two fixed pulleys on the vehicle frame respectively, more respectively with the steel rope that is connected upending frame be used in the flexible steel rope of body of the tower be connected.
Technique effect of the present utility model is: 1, the safety of operation that increases of body of the tower is reliable.It is the steel rope contraction between body of the tower and the outer body of the tower in utilizing power to make to run in the guide that the body of the tower of this device increases, body of the tower upwards raises equably in driving, increasing mode with existing general-duty body of the tower compares, it carries out assembly unit aloft after needn't utilizing lift system that the accurate body of the tower of second feast-brand mark is sling again, the accurate body of the tower of every assembly unit one feast-brand mark, do not need to adorn a lifting vertical rod, installation personnel also needn't stand in operation in the enterprising line space in extreme higher position of body of the tower, safety misadventure can not take place in operating personal, and is safe and reliable.2, between adjacent two body of the tower height, can realize that the stepless of body of the tower increases.The working process that is increased by aforementioned body of the tower as can be known, interior body of the tower is standard knot body of the tower of the interior rising of body of the tower outside not only, and by controlling the contraction of steel rope, interior body of the tower top can be rested on any position between a standard body of the tower height and two the standard body of the tower height, also promptly between adjacent two body of the tower height, can realize that the stepless of body of the tower increases.And existing general-duty body of the tower increase mode can only be with a standard body of the tower as a step, also be the height of body of the tower or be a standard body of the tower height, be two standard body of the tower height, between a standard body of the tower height and two standard body of the tower height, cannot adjust other suitable height, even Chinese patent CN2184684Y can't realize that also the stepless of body of the tower height increases, and this device has this function, thereby the crossbeam that can satisfy this device rises to the lifting that suitable height is finished building, has made things convenient for people's real work.3, needn't on-site installation.It all is to install in the building site usually that existing general-duty body of the tower increases mode, also is so as Chinese patent CN2184684Y, has brought unnecessary trouble for the construction user of low-rise dwelling in the private home.And the utility model needn't carry out on-site installation, and product itself just can place outer body of the tower with interior body of the tower, carries out necessary connection with steel rope, the user is when needs rising body of the tower, only need press body of the tower lifting starting switch, steel rope is shunk, just can reach the purpose that body of the tower is raise.
The further technique effect of the utility model is: 1, lifting is simple to operation.When adopting this device lifting building materials (floor particularly for building), in advance body of the tower is fixed, crossbeam one end and crossbeam Connection Block are fixed, and the bearing support on the other end and the building masonry wall is fixed, or directly frame is horizontal crossbeam on body of wall.Press the lifting starting switch, close starting switch after making upending frame drop to ground, after floor and upending frame buckled well, press the lifting starting switch again, contraction by steel rope is moved, the floor of attaching rises together to make upending frame reach with it, when floor rises to suitable height, close starting switch, steel rope no longer shrinks mobile, make floor aloft unsettled, spur the rope that is fixed on the dolly vehicle body by operating personal then, the floor that makes dolly drive upending frame and attaching with it moves together in the horizontal direction, when arriving appropriate location, roofing top, house, operating personal stops drag rope, pressing the lifting starting switch then makes steel rope loose, floor and upending frame move down under the self gravitation effect in vertical direction, after dropping on the roofing, close the lifting starting switch, make steel rope stop loose moving down, after unloading floor, press the lifting starting switch on the one hand, make upending frame break away from roofing, spur rope on the other hand, dolly is moved to the body of the tower direction, when dolly moves to apart from the body of the tower appropriate location, stop drag rope, steel rope is moved down, drive upending frame and drop to ground, carry out the installation of floor, carry out the lifting operation second time then.This lifting operating mode is compared with existing general-duty operating mode such as Chinese patent CN2123458U, when floor rises to certain altitude, no longer need operating personal to go the double hook of manual travelling is hooked upending frame, do not need the direction of conversion gear continually yet, more do not need with upending frame and on the carrying of floor transfer on the manual travelling from steel rope, comparatively speaking, the lifting operation is gone up and is wanted much simple and convenient.When electrical motor and drop-gear box are installed on the dolly, when floor is risen to aerial suitably height, close the lifting starting switch, only need press the carriage walking switch, just can make dolly drive upending frame and on floor move in the horizontal direction, arrive appropriate location, roofing top, press the lifting starting switch again and make that steel rope is loose to move down, make upending frame and on floor under the self gravitation effect, move down on the roofing, just can finish the lifting of floor on the roofing easily, even not need operating personal manually to remove to spur dolly.After floor installs with upending frame on the ground, only need press starting switch and close starting switch, control steel rope contraction, unclamp the actions such as advancing, retreat with dolly, just can finish the lifting of floor easily, whole lifting operating process is more simple and convenient.2, hoisting process is safe and reliable.At first, when floor is arrived aerial appropriate location by handling, no longer need operating personal to go the double hook on the manual travelling is hooked upending frame, the load transfer that makes floor etc. is to the double hook of manual travelling, when even the body of the tower of overhead hoist surpasses more than 1 meter owing to the landform reason between newly constructed house, operating personal also needn't be climbed to crossbeam and get on to finish this work, no longer has accident potential, and safety is better.Secondly, since in this device hoisting process not with the load transfer of floor to the double hook of manual driving, when floor is moved horizontally in the process of roofing top, operating personal needn't be for a long time on crossbeam, more do not need to make the underfloor that carries on the manual travelling suspension hook move on to roofing to finish the lifting of floor by the handle that shakes manual travelling, comparatively speaking operating personal is safe from danger, safety is good.Once more, the crossbeam of this device is horizontally disposed, and when floor is arrived aerial certain altitude by handling, in the horizontal direction mobile is to utilize the rope of pulling dolly or dolly is moved in the horizontal direction drive floor to move to appropriate location on the roofing by pressing the carriage walking starting switch, not to utilize the deadweight of floor to slide downwards to finish along the crossbeam track, can not cause because of gradient excessive, the impulse force that floor utilization deadweight produces when sliding downwards damages the phenomenon that crossbeam one end is positioned at the bearing support on the body of wall, avoided operating personal to go the people for keeping out the issuable danger of this impulse force, integraty is better comparatively speaking.
The utility model further technique effect is: 1, reduced labor intensity of operating personnel.On the one hand by as can be known aforementioned, when adopting this device handling floor, when floor moves to the roofing top, the handle that no longer needs operating personal to go to shake manual travelling to the crossbeam makes underfloor drop to roofing, finish the lifting of floor, and only need press the lifting starting switch, floor etc. is moved down with steel rope loose under the self gravitation effect and finish the lifting of floor, Comparatively speaking, labor intensity of operating personnel is very little.On the other hand, when electrical motor and drop-gear box are housed on the dolly, when floor is arrived aerial appropriate location by handling, no longer need dolly to be moved to the appropriate location of roofing top with manpower, and only need press the carriage walking starting switch, dolly is moved in the horizontal direction, thereby drive the appropriate location that floor arrives the roofing top, Comparatively speaking, labor intensity of operating personnel is littler.2, high efficiency.When electrical motor and drop-gear box are installed on the dolly, floor is installed on the upending frame from ground, till being installed in roofing, only need operating personal to press the lifting starting switch, close the lifting starting switch when making floor under the contraction of steel rope, rise to certain altitude, press the carriage walking starting switch again, dolly is moved in the horizontal direction, upending frame and floor are being closed the carriage walking starting switch during appropriate location in level under the fixed pulley group effect of dolly on moving to roofing, press the lifting starting switch again and make that steel rope is loose to move down, upending frame and floor drop on the roofing under the self gravitation effect, just can finish the lifting of floor, CN2113458U compares with Chinese patent, has saved a lot of control steps, comparatively speaking, work efficiency has improved.
The further again technique effect of the utility model is: can utilize an electrical motor to drive two drop-gear boxs respectively and finish two kinds of different functions of lifting building and telescopic tower.When body of the tower is set on the vehicle frame of being with wheel, by pushing away, draw the arrangement of clutch that the spline housing used by clutch or clutch are formed with gear and shift fork and driving lever, realize drop-gear box work of motor drives, and break away from another drop-gear box and another drop-gear box is quit work.By the push-and-pull arrangement of clutch, when electrical motor is worked, just can realize the lifting of upending frame and floor and two kinds of difference in functionalitys of lifting of interior body of the tower, because the lifting of interior body of the tower is short time work, can not influence the lifting of floor, save a motor, reduce cost.
Below in conjunction with the embodiment that accompanying drawing provides, the utility model is described in further detail.
Structural representation of the present utility model when Fig. 1 is the not charged motivation of dolly.
Structural representation when Fig. 2 overlooks for fixed pulley group among Fig. 1.
The view of body of the tower when Fig. 3 is positioned at outer body of the tower bottom for interior body of the tower among Fig. 1.
Fig. 4 is the view of body of the tower when interior body of the tower is positioned at outer body of the tower top among Fig. 1.
Fig. 5 is the lateral plan of dolly among Fig. 1.
Plan structure scheme drawing when Fig. 6 is the charged motivation of dolly of the present utility model.
Fig. 7 is the running condition constructional drawing of charged motivation dolly shown in Figure 6.
Fig. 8 is the right elevation of Fig. 7.
Fig. 9 is the main TV structure scheme drawing of two drop-gear boxs of an electrical motor band of the present utility model.
Figure 10 removes birds-eye view behind shift fork and the driving lever for Fig. 9.
As Fig. 1,4, flexible tower hanging apparatus shown in 5, has body of the tower (30), crossbeam Connection Block (27), crossbeam (18), dolly (22), upending frame (11), the steel rope (8) that connects upending frame (11), two fixed pulleys (24) and (26), crossbeam Connection Block (27) is installed in the assembly opening (28) at body of the tower (30) top, fixed pulley (26) is fixed on the crossbeam Connection Block (27), crossbeam Connection Block (27) is provided with the clamp of giving up the throne automatically (25), one end of crossbeam (18) is installed on the prong under the clamp of giving up the throne (25) on the crossbeam Connection Block (27), fixed pulley (24) is fixed on the crossbeam (18), dolly (22) is arranged on the crossbeam (18), body of the tower (30) is made of outer body of the tower (7) and interior body of the tower (29), interior body of the tower (29) places outer body of the tower (7), the inside portion on outer body of the tower (7) top is provided with a fixed pulley (9), the top of outer body of the tower (7) is provided with four guiding pulleys (10), in order to control the squareness of interior body of the tower (29) along track (5) interior body of the tower (29) when sliding up and down of outer body of the tower (7), the bottom of interior body of the tower (29) is provided with an assembly pulley (31) that is made of two fixed pulleys (32), the outside portion, lower end of interior body of the tower (29) is provided with four guiding pulleys (33), guiding pulley (33) can slide up and down along the inboard track (5) of outer body of the tower (7), be used for the flexible steel rope (6) of interior body of the tower (29) from body of the tower (30) bottom upwards through interior body of the tower (29) and outside walk between the body of the tower (7), walk around again behind the fixed pulley (9) down, again through the assembly pulley (31) of interior body of the tower (29) bottom, then upwards through interior body of the tower (29) and outside walk between the body of the tower (7) and be fixed in outside the top of body of the tower (7).
As shown in Figure 1, 2, 3, dolly (22) comprises vehicle body (20), bearing (35), roller shaft (23) and roller (19).Described dolly (22) can also comprise attaching parts (16) and the assembly pulley (14) that is made of two fixed pulleys (13), the vehicle body (20) of dolly (22) is captiveed joint with the upper end of attaching parts (16), captive joint with assembly pulley (14) in the lower end of attaching parts (16), attaching parts (16) can be two blocks of connection steel plates (16), respectively there are two connecting bores the upper and lower that connects steel plate (16), respectively there are two projecting shafts (21) vehicle body (20) both sides of dolly (22), connection steel plate (16) is sleeved on two projecting shafts (21) by two connecting bores on top, and captive joint with vehicle body (20), on the substrate (34) of assembly pulley (14) two adapter shafts (15) are housed, connecting two connecting bores of steel plate (16) by the bottom is sleeved on two adapter shafts (15) and goes up and captive joint with assembly pulley (14), attaching parts (16) can also constitute for " Jiong " shape steel plate, even can be made of several steel ropes.Steel rope (8) passes body of the tower (30) and through the fixed pulley (26) at body of the tower (30) top and the fixed pulley (24) of crossbeam (18) one ends, again through a fixed pulley (13) of assembly pulley (14) and the movable pulley (12) on the upending frame (11), through another fixed pulley (13) of assembly pulley (14), be fixed in the other end of crossbeam (18) more then.
Shown in Fig. 6,7,8, the vehicle body (20) of described dolly (22) can also be provided with electrical motor (37) and drop-gear box (41), the output shaft (38) of electrical motor (37) is connected with the worm screw (39) of drop-gear box (41), the two ends of the worm-wheel shaft (40) of drop-gear box (41) respectively with two rollers (19) attaching, be set with the bearing (35) that is installed on the vehicle body (20) on the worm-wheel shaft (40) of drop-gear box (41).
As Fig. 1,4,5,9, shown in 10, described body of the tower (30) can also be arranged on the vehicle frame (1) of band wheel, two fixed pulleys (2) and (3) are equipped with in the place, body of the tower (30) bottom that is positioned at of vehicle frame (1), vehicle frame (1) is provided with an electrical motor (45) and two drop-gear boxs (47) and (55), the worm-wheel shaft (56) of drop-gear box (47) and (55) is connected with (54) with cylinder (48) respectively with (57), the two ends of the output shaft (44) that the worm screw (46) of drop-gear box (47) and (55) and (53) lay respectively at electrical motor (45), and be provided with the arrangement of clutch that clutch uses gear and shift fork (50) and driving lever (51) to form with spline housing (49) and (52) or clutch between the worm screw (46) of the two ends of electrical motor (45) output shaft (44) and drop-gear box (47) and (55) and (53), steel rope (8) and (6) on cylinder (48) and (54) are passed through fixed pulley (3) and (2) respectively, are connected with the steel rope that is connected upending frame (11) (8) steel rope (6) flexible with being used for interior body of the tower (29) respectively again.
As Fig. 6,7, shown in 8, for making dolly (22) at the uniform velocity walking on the track of crossbeam (18), can on worm-wheel shaft (40) and vehicle body (20), sprocket wheel (36) and (42) be set respectively, and two sprocket wheels (36) and (42) are coupled together with chain (43), like this, when needs dolly (22) drives upending frame (11) and floor when mobile in the horizontal direction, press the carriage walking starting switch, electrical motor (37) rotates and drives worm screw (39) and worm-wheel shaft (40) rotation, sprocket wheel (42) on the worm-wheel shaft (40) drives roller shaft (23) rotation by chain (43), thereby make four rolling (19) advance in the horizontal direction or retreat along the track of crossbeam (18) together, because the drive of sprocket wheel (43), make the roller shaft (23) on worm-wheel shaft (40) and the vehicle body (20) all become axle drive shaft, dolly (22) can steadily be advanced and retreat when roller (19) was rotated.
In order to make body of the tower (30) move the vertically-arranged position to from horizontally-arranged, and easy for installation, laborsaving, body of the tower (7) bottom inside is provided with a fixed pulley (4) outside, thereby avoid body of the tower (30) by horizontally-arranged when making vertically-arranged into, the friction of steel rope and body of the tower (30) bottom steel, unlikely damage body of the tower (30).
Working process of the present utility model is, earlier body of the tower (30) is holded up, in advance dolly (22) is installed on the crossbeam (18), an end of crossbeam (18) is installed on the prong under the clamp of giving up the throne (25) on the crossbeam Connection Block (27) with steel rope (8) with lifting then, the other end with crossbeam (18) is installed in the last or direct frame of bearing support (17) of body of wall on body of wall again, crossbeam (18) is horizontal, and then three plase alternating current is connected with lead with the electrical motor (45) that the electrical motor (37) and the control floor of control carriage walking lift respectively by AC contactor or two-direction switch, by push-and-pull driving lever (51), electrical motor (45) is connected with the drop-gear box (47) of control lifting, after the energized, by pressing the AC contactor or the two-direction switch of the electrical motor (45) of controlling the floor lifting, control the lifting of floor, when floor rises to aerial certain altitude, close lifting with AC contactor or two-direction switch, steel rope (8) is no longer mobile, and floor is rested in the air.Restart the AC contactor or the two-direction switch of control dolly (22) walking, controlling dolly (22) walks in the horizontal direction, thereby drive the appropriate location that floor moves to the roofing top in the horizontal direction, the AC contactor or the two-direction switch of closing control dolly (22) walking make dolly (22) no longer mobile then; Thereby make floor no longer action in the horizontal direction.At this moment restart the AC contactor or the two-direction switch of the lifting of control floor, make steel rope (8) loose, thereby floor etc. is moved down under the self gravitation effect, until moving on the roofing, close the lifting starting switch, after unloading floor, start suspension switch on the one hand, make upending frame risings such as (11), start dolly (22) walking switch on the other hand, making dolly (22) drive upending frame (11) moves to the body of the tower direction, when upending frame (11) moves to apart from body of the tower (30) appropriate location, close dolly (22) walking switch, make upending frame (11) under the suspension switch effect, be displaced downwardly to ground with steel rope (8), carry out the work of floor lifting next time.
For the body of the tower (30) that makes hanging apparatus rises to suitable height to satisfy the floor lifting, only need by pushing bar (51), electrical motor (45) is connected with the drop-gear box (55) of control body of the tower (30) lifting and with drop-gear box (47) disengaging after, start the body of the tower direction switch, make body of the tower (30) under the effect of reel (54), by the contraction and the loose height of adjusting interior body of the tower (29) of steel rope (6), thereby make body of the tower (30) adjust to suitable height.By push-and-pull driving lever (51), make the output shaft (44) of electrical motor (45) be connected with drop-gear box (47) again and break away from then, thereby can carry out above-mentioned floor lifting operation again with drop-gear box (55).
In order to satisfy the needs that electric power lacks regional user, can also on the drop-gear box frame of walker tractor or on the four-wheeled car body electrical generator be installed, the power supply that electrical generator is produced and electrical motor (37) can be implemented above-mentioned floor equally easily and lift with after (45) are connected again, and effect too.
Claims (5)
1, a kind of flexible tower hanging apparatus, has body of the tower (30), crossbeam Connection Block (27), crossbeam (18), dolly (22), upending frame (11), the steel rope (8) that connects upending frame (11), fixed pulley (24) and (26), crossbeam Connection Block (27) is installed in body of the tower (30) top, fixed pulley (26) is fixed on the crossbeam Connection Block (27), one end of crossbeam (18) is installed on the crossbeam Connection Block (27), fixed pulley (24) is fixed on the crossbeam (18), dolly (22) is arranged on the crossbeam (18), dolly (22) comprises vehicle body (20), bearing (35), roller shaft (23) and roller (19), it is characterized in that: described body of the tower (30) is made of outer body of the tower (7) and interior body of the tower (29), interior body of the tower (29) places outer body of the tower (7), the inside portion on outer body of the tower (7) top is provided with a fixed pulley (9), the top of outer body of the tower (7) is provided with four guiding pulleys (10), the bottom of interior body of the tower (29) is provided with an assembly pulley (31) that is made of two fixed pulleys (32), the outside portion, lower end of interior body of the tower (29) is provided with four guiding pulleys (33), guiding pulley (33) can slide up and down along the inboard track (5) of outer body of the tower (7), be used for the flexible steel rope (6) of interior body of the tower (29) from body of the tower (30) bottom upwards through interior body of the tower (29) and outside walk between the body of the tower (7), walk around again behind the fixed pulley (9) down, again through the assembly pulley (31) of interior body of the tower (29) bottom, then upwards through interior body of the tower (29) and outside walk between the body of the tower (7) and be fixed in outside the top of body of the tower (7).
2, flexible tower hanging apparatus according to claim 1, it is characterized in that: outer body of the tower (7) bottom inside is provided with a fixed pulley (4).
3, flexible tower hanging apparatus according to claim 1, it is characterized in that: described dolly (22) also comprises attaching parts (16) and the assembly pulley (14) that is made of two fixed pulleys (13), the vehicle body (20) of dolly (22) is captiveed joint with the upper end of attaching parts (16), captive joint with the assembly pulley (14) that is made of two fixed pulleys (13) in the lower end of attaching parts (16), steel rope (8) passes body of the tower (30) and through the fixed pulley (26) at body of the tower (30) top and the fixed pulley (24) of crossbeam (18) one ends, again through a fixed pulley (13) of assembly pulley (14) and the movable pulley (12) on the upending frame (11), through another fixed pulley (13) of assembly pulley (14), be fixed on the other end of crossbeam (18) more then.
4, flexible tower hanging apparatus according to claim 3, it is characterized in that: the vehicle body (20) of described dolly (22) is provided with electrical motor (37) and drop-gear box (41), the output shaft (38) of electrical motor (37) is connected with the worm screw (39) of drop-gear box (41), the two ends of the worm-wheel shaft (40) of drop-gear box (41) respectively with two rollers (19) attaching, be set with the bearing (35) that is installed on the vehicle body (20) on the worm-wheel shaft (40) of drop-gear box (41).
5, according to claim 1 or 2 or 3 or 4 described flexible tower hanging apparatus, it is characterized in that: described body of the tower (30) is arranged on the vehicle frame (1) of band wheel, two fixed pulleys (2) and (3) are equipped with in the place, body of the tower (30) bottom that is positioned at of vehicle frame (1), vehicle frame (1) is provided with an electrical motor (45) and two drop-gear boxs (47) and (55), the worm-wheel shaft (56) of drop-gear box (47) and (55) is connected with (54) with cylinder (48) respectively with (57), the two ends of the output shaft (44) that the worm screw (46) of drop-gear box (47) and (55) and (53) lay respectively at electrical motor (45), and be provided with the arrangement of clutch of forming with gear and shift fork (50) and driving lever (51) with spline housing (49) and (52) or clutch by clutch between the worm screw (46) of the two ends of electrical motor (45) output shaft (44) and drop-gear box (47) and (55) and (53), steel rope (8) on cylinder (48) and (54) and (6) are passed through fixed pulley (3) and (2) on the vehicle frame (1) respectively, are connected with the steel rope that is connected upending frame (11) (8) steel rope (6) flexible with being used for interior body of the tower (29) respectively again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97207350 CN2287621Y (en) | 1997-03-14 | 1997-03-14 | Telescopic tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97207350 CN2287621Y (en) | 1997-03-14 | 1997-03-14 | Telescopic tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2287621Y true CN2287621Y (en) | 1998-08-12 |
Family
ID=33927137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97207350 Expired - Fee Related CN2287621Y (en) | 1997-03-14 | 1997-03-14 | Telescopic tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2287621Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101962156A (en) * | 2010-10-18 | 2011-02-02 | 南京工业大学 | Foldable fast-loading tower crane |
| CN102205929A (en) * | 2011-03-31 | 2011-10-05 | 四川川交路桥有限责任公司 | High and low gantry crane formed by steel tube upright post for hoisting long-span T beam |
| CN104030173A (en) * | 2014-05-12 | 2014-09-10 | 江苏大通重工有限公司 | Telescopic tower body of miniature tower-type hoisting machinery |
| CN107916805A (en) * | 2017-10-12 | 2018-04-17 | 宁波天弘电力器具有限公司 | The dust-proof operation canopy of fast lifting structure |
| CN111717805A (en) * | 2020-05-22 | 2020-09-29 | 朱法宪 | Self-lifting combined tower crane |
| CN114007936A (en) * | 2019-05-02 | 2022-02-01 | 伊特里克公司 | Vessel and crane for offshore operations involving energy consuming equipment or tools |
-
1997
- 1997-03-14 CN CN 97207350 patent/CN2287621Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101962156A (en) * | 2010-10-18 | 2011-02-02 | 南京工业大学 | Foldable fast-loading tower crane |
| CN102205929A (en) * | 2011-03-31 | 2011-10-05 | 四川川交路桥有限责任公司 | High and low gantry crane formed by steel tube upright post for hoisting long-span T beam |
| CN104030173A (en) * | 2014-05-12 | 2014-09-10 | 江苏大通重工有限公司 | Telescopic tower body of miniature tower-type hoisting machinery |
| CN107916805A (en) * | 2017-10-12 | 2018-04-17 | 宁波天弘电力器具有限公司 | The dust-proof operation canopy of fast lifting structure |
| CN114007936A (en) * | 2019-05-02 | 2022-02-01 | 伊特里克公司 | Vessel and crane for offshore operations involving energy consuming equipment or tools |
| CN114007936B (en) * | 2019-05-02 | 2023-12-12 | 伊特里克公司 | Ship and crane for offshore operations involving energy consuming equipment or tools |
| CN111717805A (en) * | 2020-05-22 | 2020-09-29 | 朱法宪 | Self-lifting combined tower crane |
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