CN113044741B - Safety channel for connecting integrated climbing frame and tower crane and lifting method thereof - Google Patents
Safety channel for connecting integrated climbing frame and tower crane and lifting method thereof Download PDFInfo
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- CN113044741B CN113044741B CN202110359203.XA CN202110359203A CN113044741B CN 113044741 B CN113044741 B CN 113044741B CN 202110359203 A CN202110359203 A CN 202110359203A CN 113044741 B CN113044741 B CN 113044741B
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- 230000009194 climbing Effects 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000004904 shortening Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 241000219098 Parthenocissus Species 0.000 claims 4
- 230000008569 process Effects 0.000 description 9
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a safety channel for connecting an integrated climbing frame and a tower crane and a lifting method thereof, wherein the safety channel comprises a main body part for trampling and a telescopic part which is telescopically connected to the main body part, the main body part is hinged to the integrated climbing frame, the telescopic part can be connected to the tower crane, a telescopic inclined structure is arranged between the main body part and the integrated climbing frame, and the inclination angle of the safety channel is adjusted through the telescopic of the inclined structure; the safety channel adopts a structure form that the telescopic inclined pull structure is connected to the integrated climbing frame, and the inclination angle of the safety channel can be adjusted through the telescopic operation of the inclined pull structure, so that the influence of the height deviation between the safety channel and a standard section of the tower crane can be avoided, the safety channel is stably connected to the tower crane, and the passing safety of personnel is ensured.
Description
Technical Field
The invention relates to the technical field of construction in the building industry, in particular to a safety channel for connecting an integrated climbing frame and a tower crane and a lifting method thereof.
Background
Along with the increasing maturity of the development of house buildings in China and the gradual improvement of the safety consciousness of the whole people, the construction convenience and safety of engineering become the focus of social attention. In the construction process of engineering, zero accidents are the precondition of the engineering of the marker post, and are the primary task for creating the best economic benefit, so that the construction unit is required to improve the safety consciousness, and the hidden danger of all safety accidents is avoided.
Because the tower crane has a certain distance from the structural object, the tower crane can gradually rise along with the height of the floor, a tower crane driver needs to climb to an operating room by hand from a vertical ladder stand at the lowest position of a standard section of the tower crane every day, and the process of the tower crane has great potential safety hazards, especially severe weather is met, the ladder stand is easy to freeze and skid, and safety accidents are extremely easy to cause in the up-down climbing process. At present, the traditional method is that a fixed channel is simply erected between a tower crane and a structure by using a steel pipe and a template, the method is used for the traditional scaffold, more potential safety hazards exist in the erection and use processes, and the process is extremely complicated along with continuous lifting of the tower crane and the structure and repeated cyclic disassembly and installation. In addition, the lifting attached scaffold newly generated in the building industry at present cannot be used as a safe and reliable solution to the problem. The safety of the liftable attached scaffold is greatly improved relative to that of the traditional scaffold, but the difficulty that a tower crane driver enters the liftable attached scaffold into the tower crane ladder stand through the floor is still larger.
The application publication number CN 111173315A discloses a pedestrian passage structure of a tower crane on a climbing frame, a keel plate is fixedly connected to one side of the integral lifting climbing frame, which is close to the tower crane, a hanging ring is welded to the outer end of the keel plate, a transverse keel is fixedly arranged above the keel plate on the integral lifting climbing frame, the lower end of a steel wire rope is connected with the hanging ring, the upper end of the steel wire rope is fixedly tied with the transverse keel, a turning plate is hinged to the outer end of the keel plate, and the turning plate is erected on a standard section of the tower crane after being unfolded; when the tower crane pedestrian passageway rises along with the rising of the integral lifting climbing frame, the height between the tower crane pedestrian passageway and the tower crane standard section is not always in the same horizontal plane, so that the tower crane pedestrian passageway and the tower crane are connected through the turning plate, the stable state is not necessarily ensured, and certain potential safety hazards exist.
Disclosure of Invention
The invention aims to provide a safety channel for connecting an integrated climbing frame and a tower crane and a lifting method thereof, which are used for solving the problems in the prior art, wherein the safety channel is connected to the integrated climbing frame through a telescopic inclined pull structure, and the inclination angle of the safety channel can be adjusted through the telescopic inclined pull structure, so that the influence of the height deviation between the safety channel and a standard section of the tower crane can be avoided, the safety channel is stably connected to the tower crane, and the passing safety of personnel is ensured.
In order to achieve the above object, the present invention provides the following solutions:
the invention provides a safety channel for connecting an integrated climbing frame and a tower crane, which comprises a main body part for trampling and a telescopic part which is telescopically connected to the main body part, wherein the main body part is hinged to the integrated climbing frame, the telescopic part can be connected to the tower crane, and a telescopic inclined-pulling structure is arranged between the main body part and the integrated climbing frame.
Preferably, the width of the telescopic part is smaller than that of the main body part, the telescopic part is provided with a pulley, the main body part is provided with a chute, the pulley slides in the chute, and a safety locking device is arranged between the main body part and the telescopic part.
Preferably, the main body part with the telescopic part includes the opposite and parallel arrangement's of opening longitudinal rod respectively, be connected with a plurality of horizontal poles between the longitudinal rod, the top surface of horizontal pole is connected with the steel sheet.
Preferably, the safety locking device is a pin shaft, the longitudinal rod of the main body part and the longitudinal rod of the telescopic part are connected through the pin shaft in a penetrating way, one end of the pin shaft is provided with an expansion end, and the other end of the pin shaft is provided with a fixing bolt in a penetrating way.
Preferably, the inclined pull rod is arranged in the inclined pull rod, and a turnbuckle is arranged in the middle of the inclined pull rod.
Preferably, a hook is arranged at the end part of the telescopic part, and the hook is connected to the tower crane.
Preferably, an end beam is arranged at the end of the main body, one leaf of the hinge structure is fixedly connected with the end beam, and the other leaf of the hinge structure is fixedly connected to the integrated climbing frame.
Preferably, the two sides of the main body part and the telescopic part are respectively provided with a surrounding guardrail.
The invention also provides a lifting method for the safety channel connecting the integrated climbing frame and the tower crane, the safety channel is hinged on the integrated climbing frame, a telescopic inclined-pull structure is arranged between the safety channel and the integrated climbing frame, and the lifting method comprises the following steps:
(1) The length of the inclined pulling structure is adjusted to enable the safety channel to incline upwards, and the safety channel is separated from one end connected with the tower crane;
(2) Shrinking the length of the safety channel;
(3) Lifting the integrated climbing frame to a specified height, and lifting the safety channel together with the integrated climbing frame;
(4) Elongating the safety channel after reaching a specified height;
(5) Adjusting the length of the cable-stayed structure, and downwards releasing the safety channel;
(6) The safety channel is reconnected to the tower crane;
(7) And (5) when climbing is needed again, repeating the steps (1) to (6).
Preferably, the safety channel is locked with a safety locking device both after shortening and after extension.
Compared with the prior art, the invention has the following technical effects:
the safety channel is connected to the integrated climbing frame through the telescopic inclined pull structure, and the inclination angle of the safety channel can be adjusted through the telescopic inclined pull structure, so that the influence of the height deviation between the safety channel and a standard section of the tower crane can be avoided, the safety channel is stably connected to the tower crane, and the passing safety of personnel is ensured;
the safety channel comprises the main body part and the telescopic part which are in telescopic connection, the length of the safety channel can be contracted while the safety channel is inclined upwards in the lifting process, the interference influence of the tower crane and the protrusion of the tower crane on the safety channel can be avoided, the safety channel is lifted smoothly, in addition, the length of the safety channel can be properly adjusted according to the interval between the tower crane and the integrated climbing frame, and the safety channel is ensured to be stably connected between the tower crane and the integrated climbing frame;
according to the invention, the telescopic connection of the main body part and the telescopic part of the safety channel is realized through the pulley, and the safety locking device is used for locking, so that the main body part and the telescopic part can slide smoothly when the safety channel stretches out and draws back, the main body part and the telescopic part are firmly and reliably connected after the safety channel slides in place, and the safety of personnel passing is ensured;
the invention adopts the mode that the diagonal draw bar is matched with the turnbuckle to realize the expansion of the diagonal draw structure, thereby realizing the adjustment of the inclination angle of the safety channel, namely, the expansion of the diagonal draw bar and the hinging of the safety channel are different technical characteristics as an integral technical scheme, which is an integral technical conception, and the adjustment of the inclination angle of the safety channel can be realized only by the mutual matching of the technical characteristics, and the adjustment operation of the safety channel is simple, convenient and high in safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a security channel in a normal application state (where personnel can pass through);
FIG. 2 is a schematic view of the structure of the diagonal draw bar retracted and the safety passage tilted upward;
FIG. 3 is a schematic diagram of the structure of FIG. 2 at 1;
FIG. 4 is a schematic diagram of the structure at 2 in FIG. 2;
FIG. 5 is a schematic view of a hinge structure;
wherein, 1, a hook; 2. a longitudinal bar; 3. a pulley; 4. a bolt hole; 5. a pin shaft; 6. a pull ring; 7. a cross bar; 8. a steel plate; 9. an end beam; 10. a diagonal draw bar; 11. a turnbuckle; 12. a hinge structure; 13. a surrounding guardrail; 14. and fixing the bolt.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a safety channel for connecting an integrated climbing frame and a tower crane and a lifting method thereof, which are used for solving the problems in the prior art, wherein the safety channel is connected to the integrated climbing frame through a telescopic inclined pull structure, and the inclination angle of the safety channel can be adjusted through the telescopic inclined pull structure, so that the influence of the height deviation between the safety channel and a standard section of the tower crane can be avoided, the safety channel is stably connected to the tower crane, and the passing safety of personnel is ensured.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
The invention provides a safety channel for connecting an integrated climbing frame and a tower crane, which comprises a main body part for stepping and a telescopic part which is telescopically connected to the main body part, wherein the main body part and the telescopic part are telescopically connected to form a safety channel for people to walk. The main body part is used as a main body of the safety channel, the length of the main body part can be larger than that of the telescopic part, the telescopic part can stretch and move in the length direction of the main body part, so that the whole safety channel can be lengthened or shortened, and the telescopic movement can be realized by arranging the pulley 3 in a manner of rolling and sliding relatively, or can be realized by arranging the sliding block and the sliding groove respectively; in either telescopic mode, the telescopic part should only slide along the length direction, and the pulley 3 is limited by the chute or a limiting structure is arranged, so that the telescopic part cannot be folded downwards by the main body part to damage the telescopic connection structure. The end of the main body part is hinged on the integrated climbing frame, so that the main body part can incline upwards or downwards by a certain angle around the hinge shaft, and the whole safety channel can incline through the hinge shaft as the main body part and the telescopic part are connected together in a telescopic way to form the safety channel. The telescopic part can be connected to a standard section of the tower crane (for example, the cross rod 7 lapped on the standard section of the tower crane or detachably connected to the standard section of the tower crane by means of bolts and the like), the operation of the former is more convenient, and the connection of the latter is more stable. Be provided with telescopic structure that draws to one side between main part and the integrated frame of climbing, draw to one side the structure and can be telescopic link, rope, telescopic bracket isotructure, can drive the inclination of safety passageway through drawing to one side the flexible of structure and reciprocate to according to actual conditions and demand adjustment safety passageway's inclination, consequently, can avoid the influence of the high deviation between safety passageway and the tower crane standard festival, make the stable connection of safety passageway on the tower crane, guarantee personnel's security, in addition, can shrink its length when lifting the integrated in-process of climbing the frame with safety passageway slope upward, can avoid tower crane and the interference influence of protrusion to safety passageway for safety passageway promotes smoothly, moreover, can also be according to the appropriate adjustment safety passageway's of interval between tower crane and the integrated frame of climbing, guarantee that safety passageway stably connects between tower crane and the integrated frame of climbing.
As shown in fig. 1-2, the width of the telescopic part can be designed to be smaller than that of the main body part, the telescopic part is sleeved on the inner side of the main body part, the telescopic part can be provided with a pulley 3, the main body part is provided with a sliding groove, and the pulley 3 slides in the sliding groove to realize telescopic movement of the main body part and the telescopic part. In order to ensure that the pulley 3 moves only in the longitudinal direction in the chute, the pulley 3 may be clamped in the chute (the pulley 3 may be disposed on the upper bottom surface and the lower bottom surface of the telescopic portion at the same time), that is, the chute is disposed on two sides of the pulley 3, and the chute limits the movement of the pulley 3 in the vertical direction. A safety locking device can be arranged between the main body part and the telescopic part, and after the telescopic position of the telescopic part and the main body part is determined, the relative position of the telescopic part and the main body part is fixed through the safety locking device, so that dangerous factors caused by the fact that the telescopic part continuously slides relative to the main body part when people pass or in the process of lifting/lowering a safety channel are avoided; the safety locking device can be in a structure of a pin shaft 5, a limiting block and the like and is used for limiting the movement of the telescopic part in the length direction of the main body part.
As shown in fig. 1-3, the main body structures of the main body part and the telescopic part are basically the same, but the width and the size are different, and the telescopic part can respectively comprise longitudinal rods 2 with opposite openings and arranged in parallel, wherein the longitudinal rods 2 can be U-shaped steel, and the longitudinal rods 2 form two side edges of a safety channel; a plurality of cross bars 7 are connected between the two side edges, wherein the cross bars 7 can be square steel pipes or U-shaped steel; the both ends of horizontal pole 7 are connected respectively on the vertical pole 2 of both sides, and the top surface of horizontal pole 7 is connected with steel sheet 8, and horizontal pole 7 can form stable main part supporting structure with vertical pole 2 combination to can improve the bearing capacity of steel sheet 8, further guarantee the security of safe passageway, it should be noted that, the connected mode at above-mentioned each position all can adopt welded connected mode, if be assembled structure, also can adopt bolted connection's mode. In order to further ensure the safety of walking, an anti-slip structure may be provided on the surface of the steel plate 8, and the anti-slip structure may be a corrugated protrusion.
As shown in fig. 3, the safety locking device is a pin 5, a plurality of pin holes 4 are respectively formed on the longitudinal rod 2 of the main body part and the longitudinal rod 2 of the telescopic part, the distances in the length direction are equal, the pin holes 4 in the main body part can be coaxial with the pin holes 4 in the telescopic part, and after the pin 5 passes through the pin holes 4, the locking of the main body part and the telescopic part is realized. The diameter of the pin shaft 5 is smaller than the inner diameter of the bolt hole 4, one end of the pin shaft 5 is provided with an enlarged end, the diameter of the enlarged end is larger than the inner diameter of the bolt hole 4, the other end of the pin shaft 5 is provided with a vertical axial through hole, after the pin shaft 5 passes through the bolt hole 4, a fixing bolt 14 is arranged in the through hole in a penetrating mode, the pin shaft 5 is fixed in the bolt hole 4, and finally locking of a main body part and a telescopic part is achieved.
As shown in fig. 1-2, the diagonal draw structure may adopt diagonal draw bars 10, and the diagonal draw bars 10 may be steel wires or support bars. The diagonal draw bar 10 is connected in the both sides of main part respectively, is provided with pull ring 6 on the main part, and the tip of diagonal draw bar 10 passes pull ring 6 and realizes connecting, and the tip of diagonal draw bar 10 can have certain activity in pull ring 6, and when diagonal draw bar 10 drove main part inclination and remove, the relative position of diagonal draw bar 10 and pull ring 6 can change to can all realize stable tensioning fixed action to the main part at different angles. The diagonal draw bar 10 is divided into two sections at the middle part, opposite end parts of the two sections are provided with reverse threads and are connected with turnbuckle screws 11, the turnbuckle screws 11 serve as adjusting nuts, and when the turnbuckle screws rotate, the diagonal draw bar 10 can be driven to move close to or away from the moving, so that the length of the diagonal draw bar 10 is adjusted, and the inclination angle of the main body part is adjusted through the length adjustment of the diagonal draw bar 10.
As shown in fig. 1-2, the end of the telescopic part may be provided with a hook 1, where the hook 1 may be fixedly disposed on an end surface of each vertical rod 2, and the hook 1 is connected to a cross rod 7 on the tower crane, so that connection between the telescopic part and the tower crane can be further limited, left and right shaking is avoided, stability of connection is ensured, it is to be noted that connection between the hook 1 and the cross rod 7 is also based on a characteristic that the telescopic section may move on the main section, that is, a telescopic characteristic of a safety channel, and when the hook 1 is in an arc bending structure, connection or disconnection between the hook 1 and the cross rod 7 may be realized through movement of the telescopic section in a length direction.
As shown in fig. 2 and 4-5, the end part of the main body part is provided with an end part cross beam 9, the end part cross beam 9 can be connected to the longitudinal rods 2 on two sides of the main body part, the end part cross beam 9 can be a section of square steel pipe, angle steel or U-shaped steel, and is provided with an installation plane, one installation plane of the end part cross beam 9 is fixedly connected with one leaf of the hinge structure 12, the other leaf of the hinge structure 12 is fixedly connected to the integrated climbing frame, and at least 2 hinge structures 12 can be arranged side by side to ensure the stability of connection. The hinge structure 12 is provided with mounting holes, round holes can be formed in corresponding positions of the end cross beams 9 and are connected through screws or bolts, the hinge structure 12 can be directly welded on the end cross beams 9, and the other ends are connected in the same mode. The hinge connection of the main body part and the integrated climbing frame can be realized through the arrangement of the hinge structure 12, and the rotary movement of the main body part on the hinge shaft (the rotary shaft of the hinge structure 12) is realized.
As shown in fig. 1-2, two sides of the main body part and the telescopic part are respectively provided with a guard rail 13, and the guard rails 13 can be connected to the longitudinal bars 2 at two sides. The safety of personnel when passing on the safety passage is better guaranteed through setting up the enclosing guardrail 13.
The invention also provides a lifting method for the safety channel connecting the integrated climbing frame and the tower crane, wherein the safety channel applied in the method can adopt the safety channel recorded in the foregoing, the safety channel is hinged on the integrated climbing frame, a telescopic inclined pulling structure is further arranged between the safety channel and the integrated climbing frame, and the method specifically comprises the following steps:
(1) The length of the inclined pulling structure is adjusted, the inclined pulling structure can adopt a steel wire rope, and the length of the steel wire rope between the safety channel and the integrated climbing frame is shortened by pulling the steel wire rope to adjust the length of the inclined pulling structure; when the safety channel described above is used, the turnbuckle 11 may be rotated to adjust the length of the diagonal draw bar 10. In either way, after the length of the diagonal draw bar 10 structure is adjusted, the safety passage is inclined upwards, and the safety passage is separated from the end connected with the tower crane. It should be noted that if the fastening device is detached first, the hook 1 may be provided, and if necessary, the length of the safety channel may be extended first, so that the hook 1 is disconnected first, if necessary, if the fastening device is detached first, instead of the end of the safety channel connected to the tower crane by the way of being connected by the fastening device in a lap joint manner.
(2) After the safety channel is inclined upwards by a certain angle, selecting whether to shrink the length of the safety channel according to whether an obstacle exists in the moving space above, when the safety channel is shrunk, firstly disassembling the pin shaft 5 connected with the safety channel, then shrinking the length of the safety channel, and after shrinking to a specified length, installing the pin shaft 5. It should be noted that, if a limiting structure is provided between the telescopic part and the main body part on the safety channel, the pin 5 may not be installed at this time, and the position movement of the telescopic part is limited by the limiting structure, so as to ensure the safety and stability of the safety channel when climbing along with the integrated climbing frame.
(3) After the relative positions of the telescopic part and the main body part are fixed, the height of the integrated climbing frame is improved, at this time, the safety channel is hinged on the integrated climbing frame, and then is lifted together in the lifting process of the integrated climbing frame, and the positioning and fixing of the safety channel are realized by means of the hinge shaft and the inclined pulling structure in the whole lifting process.
(4) After reaching the specified height, the previously installed pins 5 (if any) are removed, and the safety channel is then extended and secured so that the length of the safety channel can be greater than the spacing between the tower crane and the integrated climbing frame.
(5) The length of the cable-stayed structure is adjusted, and the length of the cable-stayed structure is lengthened, namely, the cable-stayed structure is reversely adjusted relative to the step (1), so that the safety channel is released downwards. It should be noted that the length of the cable-stayed structure can be reasonably adjusted according to whether the safety channel contacts the cross rod 7, so as to ensure better contact connection.
(6) After the cross rod 7 of safe passageway overlap joint on the tower crane, realize the overlap joint connection of safe passageway and tower crane, if have couple 1, then adjust safe passageway at length direction as required for couple 1 can be connected with cross rod 7 effectively, if there is fastener, then install fastener, finally make safe passageway connect again on the tower crane. And the length of the safety channel can be properly adjusted according to the distance between the tower crane and the integrated climbing frame, so that the safety channel is ensured to be stably connected between the tower crane and the integrated climbing frame.
(7) And (5) when climbing is needed again, repeating the steps (1) to (6).
The safety channel can be locked by adopting the safety locking device after shortening and extending, the safety locking device can be in the structures of a pin shaft 5, a limiting block and the like and is used for limiting the movement of the telescopic part in the length direction of the main body part, so that firm and reliable connection between the main body part and the telescopic part of the safety channel is ensured after the telescopic part slides in place, and the passing safety of personnel is ensured.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (7)
1. The utility model provides a connect integrated safe passageway of climbing frame and tower crane which characterized in that: the integrated climbing frame comprises a main body part for trampling and a telescopic part which is telescopically connected to the main body part, wherein the main body part is hinged to the integrated climbing frame, the main body part can incline upwards or downwards by a certain angle around a hinge shaft, the main body part and the telescopic part are telescopically connected together to form a safety channel, the whole safety channel can incline through the hinge shaft, the telescopic part can be connected to a tower crane, a hook is arranged at the end part of the telescopic part and is connected to a cross rod of the tower crane, the hook is of an arc-shaped bending structure, the connection or disconnection of the hook and the cross rod is realized through the movement of the telescopic part in the length direction, and a telescopic inclined-pulling structure is arranged between the main body part and the integrated climbing frame; the width of the telescopic part is smaller than that of the main body part, the telescopic part is provided with a pulley, the main body part is provided with a chute, the pulley slides in the chute, and a safety locking device is arranged between the main body part and the telescopic part; the inclined pull rod is arranged in the inclined pull rod, and a turnbuckle is arranged in the middle of the inclined pull rod.
2. The secure access for connecting an integrated creeper and tower crane of claim 1, wherein: the main body part with the telescopic part includes the opposite and parallel arrangement's of opening longitudinal rod respectively, be connected with a plurality of horizontal poles between the longitudinal rod, the top surface of horizontal pole is connected with the steel sheet.
3. The secure access for connecting an integrated creeper and tower crane of claim 2, wherein: the safety locking device is a pin shaft, the longitudinal rod of the main body part is connected with the longitudinal rod of the telescopic part in a penetrating way through the pin shaft, one end of the pin shaft is provided with an enlarged end, and the other end of the pin shaft is provided with a fixing bolt in a penetrating way.
4. The secure access for connecting an integrated creeper and tower crane of claim 1, wherein: the end part of the main body part is provided with an end part cross beam, one leaf of the hinge structure is fixedly connected with the end part cross beam, and the other leaf of the hinge structure is fixedly connected with the integrated climbing frame.
5. The secure access for connecting an integrated creeper and tower crane of claim 1, wherein: the two sides of the main body part and the telescopic part are respectively provided with a surrounding guardrail.
6. A method for lifting a safety channel connecting an integrated climbing frame and a tower crane, characterized in that the safety channel connecting the integrated climbing frame and the tower crane as claimed in any one of claims 1-5 is applied, the safety channel is hinged on the integrated climbing frame, a telescopic cable-stayed structure is further arranged between the safety channel and the integrated climbing frame, and the method comprises the following steps:
(1) The length of the inclined pulling structure is adjusted to enable the safety channel to incline upwards, and the safety channel is separated from one end connected with the tower crane;
(2) Shrinking the length of the safety channel;
(3) Lifting the integrated climbing frame to a specified height, and lifting the safety channel together with the integrated climbing frame;
(4) Elongating the safety channel after reaching a specified height;
(5) Adjusting the length of the cable-stayed structure, and downwards releasing the safety channel;
(6) The safety channel is reconnected to the tower crane;
(7) And (5) when climbing is needed again, repeating the steps (1) to (6).
7. The method for lifting a security gateway connecting an integrated climbing frame and a tower crane according to claim 6, wherein: the safety channel is locked by adopting a safety locking device after shortening and after extending.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110359203.XA CN113044741B (en) | 2021-04-02 | 2021-04-02 | Safety channel for connecting integrated climbing frame and tower crane and lifting method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110359203.XA CN113044741B (en) | 2021-04-02 | 2021-04-02 | Safety channel for connecting integrated climbing frame and tower crane and lifting method thereof |
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| CN113044741A CN113044741A (en) | 2021-06-29 |
| CN113044741B true CN113044741B (en) | 2023-12-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113044741A (en) | 2021-06-29 |
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