CN113501404A - Ultrahigh construction elevator and wall attaching method for same - Google Patents
Ultrahigh construction elevator and wall attaching method for same Download PDFInfo
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- CN113501404A CN113501404A CN202110848052.4A CN202110848052A CN113501404A CN 113501404 A CN113501404 A CN 113501404A CN 202110848052 A CN202110848052 A CN 202110848052A CN 113501404 A CN113501404 A CN 113501404A
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- Prior art keywords
- frame
- wall
- guide rail
- attached
- building
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/023—Mounting means therefor
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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
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
Abstract
The invention discloses an ultrahigh construction elevator and a wall attaching method for the same, wherein an auxiliary frame is arranged in a space below a building floating structure, so that a guide rail frame positioned below the building floating structure can take root and is connected with the auxiliary frame, the problem that the guide rail frame cannot take root or the structural strength is greatly reduced due to long extension of a first wall attaching frame is solved, and the ultrahigh construction elevator can be stably connected to the side of the building with the floating structure by utilizing the cooperative fit of various wall attaching frames of a wall attaching system.
Description
Technical Field
The invention relates to the field of building construction, in particular to an ultrahigh construction elevator and a wall attaching method for the same.
Background
The construction lifter is often used when the building is constructed, along with the construction process of the building, the higher the construction is, the higher the guide rail frame of the construction lifter needs to be connected, so that the construction lifter can run to the corresponding height, and the guide rail frame needs to be plumbed and fixed on the base, so that the wall-attached frame is adopted to connect the guide rail frame to the building. The existing wall-attached frame is connected to the outer side of a building and has a certain adjusting capacity, but as the appearance of the building changes day and night, more and more buildings are more and more greatly folded in the bottom and greatly floated in the middle to form a floating structure, so that the guide rail frame needs to be firmly connected to the building with the floating structure.
Disclosure of Invention
The invention aims to: aiming at the problems that in the prior art, along with the change of the appearance of a building, more and more buildings are more and more contracted inwards at the bottom and more floated outwards at the middle part to form a floating structure, and therefore a guide rail frame needs to be firmly connected to the building with the floating structure, the invention provides an ultrahigh construction elevator and a wall attaching method for the ultrahigh construction elevator.
In order to achieve the purpose, the invention adopts the technical scheme that:
an ultrahigh construction hoist comprising:
the guide rail frame is connected with the elevator foundation and positioned outside the largest outer drift of the building, the guide rail frame comprises a plurality of standard knots which are vertically stacked, a rack is arranged along the length direction of the guide rail frame, an auxiliary frame is arranged between the building and the guide rail frame and connected with the elevator foundation, the top of the auxiliary frame is positioned at the lower side of the maximum outer float of the building, the auxiliary frame comprises a plurality of standard knots which are vertically stacked, the guide rail frame and the auxiliary frame are connected through a plurality of first wall-attached frames which are vertically arranged at intervals, on the first wall-attached frame, the guide rail frame is connected with the building through a plurality of second wall-attached frames which are vertically arranged at intervals, on the second wall-attached frame, the guide rail frame is connected with the building to float outwards through a plurality of third wall-attached frames which are vertically arranged at intervals, on the third wall-attached frame, the guide rail frame is connected with the building through a plurality of fourth wall-attached frames which are vertically arranged at intervals;
the lift car comprises a chassis, an outer cage, a suspension cage and a transmission trolley, wherein the suspension cage is arranged on the chassis and connected with the transmission trolley, the outer cage is located on the outer side of the periphery of the suspension cage and connected to the chassis, the suspension cage is used for loading personnel, and a gear on the transmission trolley is meshed with a rack on the guide rail frame.
By adopting the ultrahigh construction elevator, the auxiliary frame is arranged in the space below the structure floating outside the building, so that the guide rail frame positioned below the structure floating outside the building can take root and is connected with the auxiliary frame, the problem that the guide rail frame cannot take root or the structural strength is greatly reduced due to the fact that the first wall attaching frame is lengthened for a long time is solved, and meanwhile, the ultrahigh construction elevator can be stably connected to the side of the building with the structure floating outside by utilizing the cooperative fit of various wall attaching frames of the wall attaching system.
Preferably, the transmission trolley comprises a plurality of motors in synchronous transmission, and each motor is correspondingly connected with one gear.
Preferably, a power supply cabinet is arranged on the inner side of the outer cage.
Preferably, first attach the wall frame and include first body frame and first supporting tube, first body frame pass through fixture can dismantle connect in first supporting tube, first body frame is used for dismantling the connection the guide rail frame, first supporting tube is used for dismantling the connection the auxiliary frame.
By adopting the structure, the first main frame and the first supporting pipe can be connected after being adjusted to a certain position, so that the first wall attaching frame has certain length adjusting capacity integrally, and the connecting requirements of the guide rail frame and the auxiliary frame are met.
Further preferably, the first main frame includes two, the first support pipe also includes two, the width of first support pipe is greater than the first main frame, the first main frame is connected in the first support pipe through first trapezoidal frame.
Further preferably, the auxiliary frame is provided with a wall-attached connecting pipe, and the first supporting pipe is detachably connected to the wall-attached connecting pipe through a clamp.
Further preferably, the first wall attaching frame positioned at the uppermost part of the auxiliary frame is detachably connected to the outside of the building through a first extension frame.
Preferably, the second wall-attached frame comprises a second main frame and a second supporting tube, the second main frame is detachably connected to the second supporting tube through a clamping device, the second main frame is detachably connected to the guide rail frame, and the second supporting tube is detachably connected to the outer side of the building.
By adopting the structure, the second main frame is connected with the second support pipe after a certain position can be adjusted, so that the second wall-attached frame has certain length adjustment capability and meets the connection requirement of the guide rail frame and the building, and meanwhile, the second wall-attached frame can meet the condition that a certain distance exists between the guide rail frame and the building.
Further preferably, the number of the second main frames is two, the number of the second support pipes is also two, the width of the second support pipe is larger than that of the second main frame, and the second main frame is connected to the second support pipes through a second trapezoidal frame.
Preferably, the third wall-attached frame comprises a third main frame and first inclined supporting tubes, two ends of the third main frame are detachably connected with the guide rail frame and the outer side of the building respectively, the third main frame comprises two first inclined supporting tubes, and the first inclined supporting tubes are connected between the two first inclined supporting tubes.
By adopting the structure, the third wall-attached frame meets the condition that the minimum distance exists between the guide rail frame and the building, and the third main frame is connected through the first inclined supporting tube, so that the strength of the third wall-attached frame is ensured, and the safety of the third wall-attached frame connecting the building outer floating structure and the guide rail frame is met.
Preferably, the fourth attaches the wall frame and includes fourth body frame and third stay tube, the fourth body frame pass through fixture can dismantle connect in the third stay tube, the fourth body frame is used for dismantling the connection the guide rail frame, the third stay tube is through second extension frame can dismantle the connection building outside, second extension frame bottom is equipped with the oblique stay tube of second, the connection building outside can be dismantled to the oblique stay tube one end of second, the other end can be dismantled the connection the second extension frame.
Adopt this kind of structure setting, the fourth body frame with can adjust certain position between the third stay tube and connect again, make the fourth attaches the wall frame wholly to have certain length adjustment ability, satisfies the connection demand of guide rail frame and building, simultaneously the second bearing diagonal pipe supports the second adds the long frame of formation triangular structure, increases the steadiness of second extension frame guarantees the fourth attaches the wall frame connect the building with the security of guide rail frame satisfies the fourth attaches the wall frame and connects the position on the structure that wafts outside the building guide rail frame and the building outside.
Further preferably, the number of the fourth main frames is two, the number of the third support tubes is also two, the width of the third support tube is larger than that of the fourth main frame, and the fourth main frame is connected to the third support tube through a third trapezoidal frame.
Further preferably, the first lengthening frame, the second wall-attached frame, the third wall-attached frame, the second lengthening frame and the second inclined supporting tube are all connected to a beam body of a building.
Further preferably, the first wall attaching frame, the first lengthening frame, the second wall attaching frame, the third wall attaching frame, the fourth wall attaching frame and the second lengthening frame are all truss sheet structures.
Preferably, the guide rail frame and the auxiliary frame are both truss structures.
The invention also provides a wall attaching method for the ultrahigh construction elevator, which comprises the following steps:
s1, assembling a first main frame, a first trapezoidal frame, a first supporting pipe and a first wall attaching seat of a first wall attaching frame on the ground, adjusting the length of the first wall attaching frame, assembling the first wall attaching frame with a first lengthening frame, and screwing bolts but not screwing;
assembling a second main frame, a second trapezoidal frame, a second supporting tube and a second wall attaching seat of a second wall attaching frame on the ground, adjusting the length of the second wall attaching frame, and screwing the bolt but not screwing the bolt;
assembling a third main frame, a first inclined supporting tube and a third wall attaching seat of a third wall attaching frame on the ground, adjusting the length of the third wall attaching frame, and screwing bolts but not screwing;
assembling a fourth main frame, a third trapezoidal frame, a third supporting tube, a fourth wall-attached seat, a second lengthening frame and a second inclined supporting tube of a fourth wall-attached frame on the ground, adjusting the length of the first wall-attached frame, and screwing a bolt but not screwing;
s2, sequentially arranging the installation positions of the first wall attaching frame, the second wall attaching frame, the third wall attaching frame and the fourth wall attaching frame from bottom to top, wherein the first wall attaching frame, the second wall attaching frame, the third wall attaching frame and the fourth wall attaching frame comprise a plurality of first wall attaching frames, the first wall attaching frames are used for connecting auxiliary frames, the second wall attaching frames, the third wall attaching frames and the fourth wall attaching frames are used for connecting buildings, the third wall attaching frames are used for connecting the maximum outward floating of the buildings, and the first wall attaching frames positioned on the uppermost sides of the auxiliary frames are used for connecting the outer sides of the buildings through the first lengthening frames;
s3, when the car is installed, the two cars on the left side and the right side of the guide rail frame are started simultaneously, the cars ascend synchronously, the cars move to the installation position where the top fence of the cage is flush with the wall frame, the stress balance of the guide rail frame is kept, and the verticality error is reduced;
s3, fixing the wall-attached frame arm on the guide rail frame standard knot square frame angle plate by using a bolt, and screwing the bolt but not screwing the bolt;
s4, hoisting the wall attaching frame assembled on the ground by using a tower crane to a mounting position, and mounting bolts of the main frame and the wall attaching arm;
s5, slowly putting down the wall-attached frame until the wall-attached base is connected with the embedded plate outside the building beam body, spot-welding the wall-attached base and the embedded plate, adjusting the positions of all parts of the wall-attached frame, and measuring the verticality and the levelness of the guide rail frame;
s6, after the verticality and the levelness of the guide rail frame meet the requirements, welding the wall-attached base and the embedded plate well, and fully welding the periphery of the wall-attached base and the embedded plate;
s7, welding an inclined supporting tube below the lengthened frame, and installing the inclined supporting tube;
s8, tightening all bolts, taking off the lifting hook of the tower crane, and then starting the lifter to ensure that the outer cage does not collide with the wall-attached frame.
The wall attaching method for the ultrahigh construction elevator is adopted, the wall attaching frame is preassembled, the wall attaching arms corresponding to the wall attaching frame are arranged on the guide rail frame, the wall attaching frame is hoisted to be connected with the wall attaching arms and is pre-connected with the wall attaching base on the building, then the positions of all parts of the wall attaching frame are adjusted according to the verticality and the levelness of the guide rail frame to meet the requirements of the verticality and the levelness, and the wall attaching frame and the wall attaching base are fixedly connected in a stable manner, so that a plurality of wall attaching frames can be sequentially and cooperatively installed on the maximum outward floating side of the building with an outward floating structure, the auxiliary frame is arranged in the space below the outward floating structure of the building, the guide rail frame below the outward floating structure of the building can take roots to be connected with the auxiliary frame, and the problems that the guide rail frame cannot take roots or the first wall attaching frame is lengthened to cause that the structural strength is greatly reduced are solved, the wall attaching method has the advantages of simple steps, convenience in operation and good effect.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the ultrahigh construction elevator, the auxiliary frame is arranged in the space below the structure floating outside the building, so that the guide rail frame positioned below the structure floating outside the building can take root and is connected with the auxiliary frame, the problem that the guide rail frame cannot take root or the structural strength is greatly reduced due to the fact that the first wall attaching frame is lengthened for a long time is solved, meanwhile, the ultrahigh construction elevator can be stably connected to the side of the building with the structure floating outside by the aid of the cooperative matching of various wall attaching frames of the wall attaching system, and the ultrahigh construction elevator is simple in structure, convenient to use and good in effect;
2. according to the ultrahigh construction elevator, the first main frame and the first supporting pipe can be connected after being adjusted to a certain position, so that the first wall attaching frame has certain length adjusting capacity as a whole, and the connecting requirements of the guide rail frame and the auxiliary frame are met;
3. according to the ultrahigh construction elevator, the second main frame and the second support pipe can be connected after being adjusted to a certain position, so that the second wall attaching frame has a certain length adjusting capacity as a whole, the connection requirement of the guide rail frame and a building is met, and meanwhile, the second wall attaching frame can meet the condition that a certain distance exists between the guide rail frame and an external floating structure of the building;
4. according to the ultrahigh construction elevator, the third wall-attached frame meets the condition that the minimum distance exists between the guide rail frame and a building, the third main frame is connected through the first inclined supporting tube, the strength of the third wall-attached frame is ensured, and the safety of the third wall-attached frame in connection with an external floating structure of the building and the guide rail frame is met;
5. according to the ultrahigh construction elevator, the fourth main frame and the third supporting tube can be connected after being adjusted to a certain position, so that the fourth wall-attached frame has certain length adjustment capacity as a whole, the connection requirement of the guide rail frame and a building is met, meanwhile, the second inclined supporting tube supports the second lengthening frame to form a triangular structure, the stability of the second lengthening frame is improved, the safety of the fourth wall-attached frame for connecting the building and the guide rail frame is ensured, and the fourth wall-attached frame is connected to the guide rail frame and the outer side of the building at the position above the building outer floating structure;
6. the invention relates to a wall attaching method for an ultrahigh construction elevator, which comprises the steps of pre-assembling a wall attaching frame, arranging wall attaching arms corresponding to the wall attaching frame on a guide rail frame, hoisting the wall attaching frame to be connected with the wall attaching arms, pre-connecting wall attaching seats on a building, adjusting the positions of parts of the wall attaching frame according to the verticality and the levelness of the guide rail frame to meet the requirements of the verticality and the levelness, fixedly connecting the wall attaching frame with the wall attaching seats in a way, sequentially and cooperatively installing a plurality of wall attaching frames on the maximum outward floating side of the building with an outward floating structure, arranging an auxiliary frame in a space below the outward floating structure of the building, enabling the guide rail frame below the outward floating structure of the building to root and be connected with the auxiliary frame, and avoiding the problems that the guide rail frame cannot root or the first wall attaching frame is lengthened to cause that the structural strength is greatly reduced, the wall attaching method has the advantages of simple steps, convenience in operation and good effect.
Drawings
Fig. 1 is a schematic structural view of an ultrahigh construction hoist according to the present invention;
FIG. 2 is a schematic top view of the first wall mount;
FIG. 3 is a schematic top view of the first wall attachment frame and the first elongated frame;
FIG. 4 is a schematic front view of a second wall attachment frame;
FIG. 5 is a schematic top view of the second wall mount;
FIG. 6 is a schematic front view of a third wall attaching frame;
FIG. 7 is a schematic top view of a third wall mount;
FIG. 8 is a schematic front view of a fourth wall mount;
FIG. 9 is a schematic top view of the fourth wall mount;
FIG. 10 is an exploded view of the structure of the chassis and outer cage;
FIG. 11 is a schematic structural view of the cage;
fig. 12 is a schematic structural diagram of the transmission trolley.
The labels in the figure are: 1-guide rail frame, 2-auxiliary frame, 21-wall attaching connecting pipe, 3-first wall attaching frame, 31-first main frame, 32-first supporting pipe, 33-first lengthening frame, 4-second wall attaching frame, 41-second main frame, 42-second supporting pipe, 5-third wall attaching frame, 51-third main frame, 52-first inclined supporting pipe, 6-fourth wall attaching frame, 61-fourth main frame, 62-third supporting pipe, 63-second lengthening frame, 64-second inclined supporting pipe, 7-beam body, 101-car, 102-chassis, 103-outer cage, 104-suspension cage and 105-transmission trolley.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A building with a height of 56 stories has a floating structure in the middle of the building, and the super high construction hoist as shown in fig. 1 to 12 is adopted, and comprises a guide rail frame 1 and two cages 101 which respectively lift along the guide rail frame 1.
As shown in fig. 1, guide rail frame 1 is connected in the lift basis, is located the outside that floats outside the building is the biggest outward, guide rail frame 1 includes the standard festival of the vertical range upon range of setting of a plurality of, follows guide rail frame 1 length direction is equipped with the rack, the building with be equipped with auxiliary frame 2 between the guide rail frame 1, auxiliary frame 2 is connected in the lift basis, and its top is located the downside that floats outside the building is the biggest, auxiliary frame 2 includes the standard festival of the vertical range upon range of setting of a plurality of, guide rail frame 1 with auxiliary frame 2 attaches wall frame 3 through the first of the vertical interval setting of a plurality of and connects.
As shown in fig. 2, the first wall-attached frame 3 includes a first main frame 31 and a first support tube 32, the first main frame 31 is detachably connected to the first support tube 32 through a clamp, the first main frame 31 is used for detachably connecting the guide rail frame 1, the first support tube 32 is used for detachably connecting the auxiliary frame 2, the first main frame 31 includes two first support tubes 32, the first support tube 32 also includes two first support tubes 32, the width of the first support tube 32 is greater than that of the first main frame 31, the first main frame 31 is connected to the first support tube 32 through a first trapezoidal frame, the auxiliary frame 2 is provided with a wall-attached connecting tube 21, the first support tube 32 is detachably connected to the wall-attached connecting tube 21 through a clamp, and with this structure, the first main frame 31 and the first support tube 32 can be connected after a certain position is adjusted, the first wall-attached frame 3 has certain length adjustment capacity as a whole, and the connection requirement of the guide rail frame 1 and the auxiliary frame 2 is met; as shown in fig. 3, the first wall attaching frame 3 located at the uppermost portion of the auxiliary frame 2 is detachably connected to the outside of the building through a first elongated frame 33, further stabilizing the auxiliary frame 2.
As shown in fig. 4 and 5, above the first wall-attached frame 3, the rail frame 1 is connected to the building through a plurality of second wall-attached frames 4 arranged vertically at intervals; specifically, the second wall-attached frame 4 includes a second main frame 41 and a second support tube 42, the second main frame 41 is detachably connected to the second support tube 42 through a clamp, the second main frame 41 is used for detachably connecting the guide rail frame 1, the second support tube 42 is used for detachably connecting the outer side of the building, the second main frame 41 includes two support tubes 42, the width of the second support tube 42 is greater than that of the second main frame 41, the second main frame 41 is connected to the second support tube 42 through a second trapezoid frame, the structure setting is adopted, the second main frame 41 and the second support tube 42 can be connected after a certain position is adjusted, so that the second wall-attached frame 4 has a certain length adjusting capacity integrally, the connection requirement of the guide rail frame 1 and the building is met, and meanwhile, the second wall-attached frame 4 can meet the requirement that a certain distance exists between the guide rail frame 1 and the outer floating structure of the building The case (1).
As shown in fig. 6 and 7, above the second wall-attached frame 4, the guide rail frame 1 is connected with the maximum outer drift of the building through a plurality of third wall-attached frames 5 which are vertically arranged at intervals; specifically, the third attaches wall frame 5 includes third body frame 51 and first oblique stay tube 52, the both ends of third body frame 51 are used for dismantling the connection respectively guide rail frame 1 and the building outside, third body frame 51 includes two, connects between two first oblique stay tube 52 adopts this kind of structure setting, the third attaches wall frame 5 to satisfy the condition that has the minimum distance between guide rail frame 1 and the building, through first oblique stay tube 52 is connected third body frame 51 guarantees the third and attaches wall frame 5's intensity, satisfy its connection building structure that wafts outward with the security of guide rail frame 1.
As shown in fig. 8 and 9, above the third wall-attached frame 5, the rail frame 1 is connected to the building through a plurality of fourth wall-attached frames 6 arranged vertically at intervals; specifically, the fourth wall-attached frame 6 includes a fourth main frame 61 and a third support tube 62, the fourth main frame 61 is detachably connected to the third support tube 62 through a fixture, the fourth main frame 61 is used for detachably connecting the guide rail frame 1, the third support tube 62 is detachably connected to the outside of the building through a second elongated frame 63, a second inclined support tube 64 is provided at the bottom of the second elongated frame 63, one end of the second inclined support tube 64 is detachably connected to the outside of the building, the other end of the second inclined support tube 64 is detachably connected to the second elongated frame 63, the fourth main frame 61 includes two, the third support tube 62 also includes two, the width of the third support tube 62 is larger than that of the fourth main frame 61, the fourth main frame 61 is connected to the third support tube 62 through a third trapezoidal frame, and by adopting the structure, the fourth main frame 61 and the third support tube 62 can be connected after being adjusted to a certain position, make fourth attaches wall frame 6 is whole to have certain length adjustment ability, satisfies the connection demand of guide rail frame 1 and building, simultaneously the second oblique stay tube 64 supports second extension frame 63 forms the triangle structure, increases the steadiness of second extension frame 63 guarantees fourth attaches wall frame 6 connection building with the security of guide rail frame 1 satisfies the position on fourth attaches wall frame 6 connects the structure that wafts outside the building guide rail frame 1 and the building outside.
The first lengthening frame 33, the second wall-attached frame 4, the third wall-attached frame 5, the second lengthening frame 63 and the second inclined support tube 64 are all connected to a beam body 7 of a building, the first wall-attached frame 3, the first lengthening frame 33, the second wall-attached frame 4, the third wall-attached frame 5, the fourth wall-attached frame 6 and the second lengthening frame 63 are all truss structure, and the guide rail frame 1 and the auxiliary frame 2 are all truss structure.
In this embodiment, 36 wall-attached brackets are specifically used to connect 56 stories, and the specific connection conditions are shown in the following table.
The guide rail frame 1 of the construction elevator does not exceed 10.5 meters at most in the process of height connection, a wall-attached frame needs to be installed to ensure the overall stability and verticality of the guide rail frame 1, the plane of the wall-attached frame is allowed to deviate from the horizontal by +/-8 degrees, and an on-site installer can properly adjust the optimal attachment point according to the on-site actual conditions.
Before the wall-attached frame is installed, the welding position of the wall-attached base and the strength of concrete nearby the welding position need to be detected, the guide rail frame 1 can be heightened and the wall-attached frame can be installed after the designed strength is achieved, a simple working platform is lapped at the edge of a building needing to be welded with the wall-attached base, and the wall-attached frame is convenient to install and the wall-attached base is convenient to weld.
As shown in fig. 10 to 12, the car 101 includes a chassis 102, an outer cage 103, a cage 104, and a transmission trolley 105, the cage 104 is disposed on the chassis 102, the cage 104 is connected to the transmission trolley 105, the outer cage 103 is disposed at the outer side of the periphery of the cage 104 and connected to the chassis 102, a power cabinet is disposed at the inner side of the outer cage 103, the cage 104 is used for loading people, a gear on the transmission trolley 105 is engaged with the rack on the guide rail frame 1, specifically, the transmission trolley 105 includes a plurality of motors that are synchronously driven, and each motor is correspondingly connected to one gear.
By using the ultrahigh construction elevator, the auxiliary frame 2 is arranged in the space below the structure floating outside the building, so that the guide rail frame 1 positioned below the structure floating outside the building can take root and is connected with the auxiliary frame 2, the problem that the structural strength is greatly reduced because the guide rail frame 1 cannot take root or the first wall-attached frame 3 is lengthened is solved, and meanwhile, the ultrahigh construction elevator can be stably connected beside the building with the structure floating outside by utilizing the cooperative fit of various wall-attached frames of the wall-attached system.
Example 2
As shown in fig. 1 to 12, a wall attaching method for an ultrahigh construction elevator according to embodiment 1 of the present invention includes the steps of:
step one, the installation of the chassis 102 includes:
a1, transporting the chassis 102 to an installation position, determining the installation position and direction, leveling the plane of the chassis 102 (leveling by a horizontal ruler), and connecting the chassis 102 to a foundation embedded part by using bolts of M24-8.8 grade, wherein fastening is not needed temporarily;
a2, mounting the lowest standard knot of the guide rail frame 1 (before mounting, pipe joints at two ends of the standard knot and a rack pin are wiped clean, a small amount of lubricating grease is added, and the direction of the rack is noticed during mounting), and screwing bolts;
a3, hoisting equipment is matched, 3-4 sections of standard sections of the guide rail frame 1 are additionally installed, perpendicularity inspection is carried out, connecting bolts between the chassis 102 and a foundation embedded part are screwed down after inspection (the perpendicularity of the guide rail frame 1 is measured and adjusted by a theodolite, a spirit level or a line weight, and the perpendicularity of each vertical pipe of the guide rail frame 1 in two adjacent directions is guaranteed to be less than or equal to 1/1500), when deviation exceeds an allowable range, a steel plate plug cushion is used for being prepared in advance between the chassis 102 and a foundation until the perpendicularity of the foundation section meets requirements, foundation bolts of the chassis 102 are screwed down, and the torque is screwed down to 350 N.m;
a4, installing a lower limit switch and a lower limit stop iron at a selected position;
a5, installing the chassis of the auxiliary frame 2 standard knot and 3-4 knots by the same method, checking the verticality, screwing down the connecting bolt between the chassis and the basic embedded part after checking (measuring and adjusting the verticality of the auxiliary frame 2 by using a theodolite, a gradienter or a line weight, ensuring that the verticality of each vertical pipe of the auxiliary frame 2 in two adjacent directions is less than or equal to 1/1500), and when the deviation exceeds the allowable range, using a prepared steel plate plug pad at the connecting bolt between the auxiliary frame 2 chassis and the foundation until the verticality of the basic knot meets the requirement, screwing down the foundation bolt of the auxiliary frame 2 chassis, and screwing down the moment of 350 N.m.
Step two, lightning protection grounding arrangement comprises:
b1, burying the grounding device according to the electrical requirement;
b2, grounding points are led out by the outer concrete beam of the head layer in a lightning protection manner, the grounding points of the construction site are grounded by taking phi 12mm galvanized round steel as leads and are connected with a construction elevator, and the working grounding resistance of the construction elevator is less than or equal to 4 omega;
b3, repeatedly grounding, leading the concrete beam to a leading-out point by a copper wire which is more than or equal to 16mm2 and is used for grounding the power distribution box of the construction elevator, wherein the resistance of the concrete beam is not more than 10 omega.
Step three, installing the outer cage 103, the suspension cage 104 and the transmission trolley 105, and comprising the following steps:
c1, mounting support channel steel at two sides of the chassis 102;
c2, installing the outer cage 103 door frame and a power supply cabinet, and adjusting the verticality of the outer cage 103 door frame to enable the verticality of the outer cage 103 door to be less than or equal to 1/1000 in two adjacent directions, wherein the top of the outer cage 103 door frame is fixed with a safety channel, and the bottom of the outer cage 103 door frame is connected with the connecting hole of the chassis 102, so that the outer cage 103 door frame is a fixed structure, and fences at two sides of a construction elevator, a fence of an operation room and a fence at the rear are installed to form complete bottom protection and prevent workers from entering the bottom of the construction elevator;
c3, mounting a lower buffer spring of the suspension cage 104;
c4, hoisting the cage 104 by using a tower crane to be in place, standing an installer on the uppermost standard section of the guide rail frame 1 (protection work must be done), then slowly lowering the cage 104 by a hoisting equipment driver according to an instruction, righting the cage 104 by the installer according to the descending condition of the hoisting equipment to enable a guide wheel of the cage 104 to be accurately clamped into the guide rail, resetting and hoisting the cage 104 to be in place, leveling, paying attention to enable a pinion of a safety device to enter a rack for meshing, and enabling the cage 104 to stably fall on a base spring;
adjusting the gaps between each roller and the back of the upright post, the backrest wheel and the rack of the guide rail frame 1 to keep the gaps between the rollers and the back of the upright post, the backrest wheel and the rack between 0.3mm and 0.5mm, keeping the top gap between the gear and the rack between 2mm, and aligning the pinion and the rack to the center in width;
c5, releasing the brake on the motor, the method is: firstly, detaching the two cotter pins, marking at the opening of the nut before detaching the cotter pins, facilitating resetting and then screwing the two nuts, and ensuring that the two nuts are screwed down in parallel until the brake is loosened and the brake disc can be optionally shifted;
c6, the weight of the transmission trolley 105 is 750KG, the transmission trolley 105 is hoisted by using hoisting equipment, the transmission trolley 105 is installed by referring to the installation mode of the suspension cage 104, after the transmission trolley 105 is aligned with the connection lug plate of the suspension cage 104, a sensor pin is inserted, the stop groove is upward, and a fixing plate is installed;
c7, resetting the brake;
c8, when the guide rail bracket 1 is adjusted to be vertical, 4 foundation bolts are pressed by a moment of 350 N.m;
c9, installing a safety rail on top of the cage 104.
Step four, installing a control system, comprising:
d1, fixing the cable on the cable bracket;
d2, winding the cable on the top of the suspension cage;
d3, connecting one end of the cable to L12, L22, L32 and PE terminals of a three-phase limit switch arranged on a safety device mounting plate through a cable bracket;
the other end of the D4 cable is connected to the L1, L2, L3 and PE terminals of the outer cage power box;
d5, switching on a power switch in a ground power box, checking whether the power supply with correct phase sequence is switched on, and ensuring that the running direction of the suspension cage 104 is consistent with the mark 'up' or 'down' on a control box or an operation box;
d6, checking each safety control switch, including the limit switch of the outer cage 103 door, the limit switch of the cage 104 door, the limit switch of the top door of the cage 104, the upper limit switch, the lower limit switch, the three-phase limit switch and the anti-top switch, to be normally used;
d7, installing and adjusting the position of each limit stop at the bottom and the top of the guide rail frame 1 according to the actual position of each limit switch on the small plate of the suspension cage 104.
And step five, installing a suspender, namely, firstly assembling the suspender on the ground, hoisting the suspender by using a tower crane, then putting a suspender pin shaft into a mounting hole at the top of the suspension cage (connecting a power line of the electric suspender), locking an anti-falling bolt, and performing trial run to meet the requirement of matching standard section adding.
Step six, install auxiliary frame 2, include:
e1, the specification of the auxiliary frame 2 standard section is 650 multiplied by 1508, and the specification of the riser is phi 76 multiplied by 4.5;
e2, mounting four sections of the auxiliary frame 2 standard sections at the bottom on an auxiliary underframe, wherein two sides of each auxiliary frame 2 standard section are reinforced and stabilized by using diagonal stay pipes with the diameter of 76 multiplied by 4.5, the horizontal position of a first wall-attached part is reinforced and stabilized by using a horizontal connecting pipe, and the first wall-attached frame 3 is used for connecting the guide rail frame 1 and the horizontal connecting pipe of the elevator;
e3, the auxiliary frame 2 standard section and the guide rail frame 1 of the construction elevator are sequentially used for the second, third and fourth wall attachment, every two wall attachment are directly reinforced and stabilized by using an inclined pull pipe, the horizontal position of the wall attachment is reinforced and stabilized by using a horizontal connecting pipe, then the first wall attachment frame 3 is installed, and the standard section is hoisted by using a tower crane and is not more than five sections at most;
e4, installing a fifth auxiliary standard section for attaching to a wall and a guide rail frame of a construction elevator, using the first wall attaching frame 3 and a round pipe with the diameter phi 76 multiplied by 4.5 to be well drawn with the guide rail frame 1 of the elevator by a double pipe clamp, connecting the first lengthening frame 33 with the wall attaching seat on the fifth wall attaching frame, fixing the other end of the first lengthening frame 33 on a building, and hoisting the standard section by using a tower crane, wherein the standard section is not more than five sections at most.
Seventhly, heightening the guide rail frame 1, and comprising the following steps:
f1, wiping the pipe joints at the two ends of the standard joint and the rack pin, and adding a small amount of lubricating grease;
f2, opening a safety fence at the top of the cage, putting down the lifting hook on the lifting rod, and hooking the lifting appliance of the standard knot;
f3, hooking a standard knot by using a standard knot lifting appliance, and enabling one end with a taper sleeve to be downward;
f4, hoisting the standard knot to the top of the cage 104, and stably placing the standard knot, wherein at most 2 standard knots are allowed to be placed on the top of the cage 104 each time;
f5, closing the cage top safety fence of the cage 104, simultaneously starting the left cage 101 and the right cage 101, synchronously ascending, keeping the stress balance of the guide rail frame, reducing the verticality error, and when the cage 104 ascends to be close to the top of the guide rail frame 1, driving in a inching mode until the top of the transmission mechanism is about 300mm away from the top of the guide rail frame 1, stopping;
f6, hoisting the standard knot by using a hoisting rod, putting down a lifting hook aiming at the vertical pipe of the standard knot at the top end of the guide rail frame 1 and a pin hole on the rack, and fastening by using a bolt;
f7, loosening the lifting hook, rotating the suspension rod back, fastening all bolts by using a tightening torque of 350N.m, and driving the suspension cage 104 to descend and return to the ground;
f8, connecting the standard knots in sequence according to the method until the required installation height is reached, installing an additional wall frame and a cable protection frame simultaneously along with the continuous heightening of the guide rail frame 1, and checking the verticality of the guide rail frame in two directions by using a theodolite, wherein the installation method of the additional wall frame comprises the following steps S1-S8.
Before the construction elevator is heightened, a warning line is set, and irrelevant personnel are strictly prohibited from entering a working area.
Before the construction elevator is heightened, the upper end upper speed reduction limit stop iron, the upper limit stop iron and the upper limit stop iron are disassembled, the standard section without the rack is disassembled, and then the heightening operation is carried out according to the step of installing the standard section.
Before the construction elevator is heightened, the perpendicularity of the guide rail frame 1 is measured, marks are marked on a building to facilitate installation and serve as reference points, meanwhile, the perpendicularity of the building is measured, and the lists are recorded and serve as the basis for perpendicularity compensation during elevator installation.
Wherein, the installation of attaching the wall frame includes:
s1, assembling the first main frame 31, the first trapezoidal frame, the first support tube 32 and the first wall attaching seat of the first wall attaching frame 3 on the ground, adjusting the length of the first wall attaching frame 3, assembling the first wall attaching frame 3 with the first elongated frame 33, and screwing the bolt but not screwing;
assembling the second main frame 41, the second trapezoidal frame, the second supporting tube 42 and the second wall-attached base of the second wall-attached frame 4 on the ground, adjusting the length of the second wall-attached frame 4, and screwing the bolts without screwing;
assembling a third main frame 51, a first inclined supporting pipe 52 and a third wall attaching base of a third wall attaching frame 5 on the ground, adjusting the length of the third wall attaching frame 5, and screwing bolts but not screwing;
assembling a fourth main frame 61, a third trapezoid frame, a third supporting pipe 62, a fourth wall-attached seat, a second lengthening frame 63 and a second inclined supporting pipe 64 of a fourth wall-attached frame 6 on the ground, adjusting the length of the first wall-attached frame 3, and screwing bolts without screwing;
s2, sequentially setting the mounting positions of the first wall-attached frame 3, the second wall-attached frame 4, the third wall-attached frame 5 and the fourth wall-attached frame 6 from bottom to top, wherein the first wall-attached frame 3, the second wall-attached frame 4, the third wall-attached frame 5 and the fourth wall-attached frame 6 all include a plurality of frames, the first wall-attached frame 3 is used for connecting the auxiliary frame 2, the second wall-attached frame 4, the third wall-attached frame 5 and the fourth wall-attached frame 6 are all used for connecting the building, wherein the third wall-attached frame 5 is used for connecting the building to float out to the maximum extent, and the first wall-attached frame 3 located at the uppermost portion of the auxiliary frame 2 is used for connecting the building to the outside through the first elongated frame 33;
s3, simultaneously starting the two cars 101 on the left side and the right side of the guide rail frame 1 during installation, synchronously ascending, moving to the installation position where the top fence of the cage 104 is flush with the wall frame, keeping the stress balance of the guide rail frame 1 and reducing the verticality error;
s3, fixing the wall-attached frame arm on the guide rail frame 1 standard knot square frame angle plate by four M16 bolts, and screwing the bolts but not screwing the bolts so as to adjust the position;
s4, hoisting the wall attaching frame assembled on the ground by using a tower crane to a mounting position, mounting bolts of the main frame and the wall attaching arm, wherein the arm length of the tower crane is 50m, and the model of the tower crane is a middle-link L630 jib crane;
s5, slowly putting down the wall-attached frame until the wall-attached base (or the lengthened frame angle steel) is connected with the pre-embedded plate outside the building beam body 7, spot-welding the wall-attached base (or the lengthened frame angle steel) and the pre-embedded plate, adjusting the positions of all parts of the wall-attached frame, and measuring the verticality and the levelness of the guide rail frame 1;
s6, after the verticality and the levelness of the guide rail frame 1 meet the requirements, welding the wall-attached base (or the lengthened frame angle steel) and the embedded plate well, fully welding the periphery, and ensuring that the welding line is 8mm high and has no defects of air holes and the like;
polishing the welding position before welding, cooling and spraying paint on the surface;
the wall attaching seat is fixed with the embedded plate outside the building beam through welding, so that the wall attaching part is fully contacted with a building, the welding periphery of the wall attaching seat and the embedded plate of the building is full-welded, the welding height is 8mm, the grade of a welding line is II, and the requirements are as follows:
a. the welding line is smooth and full, convex-concave phenomenon can not occur, slag is removed after welding, welding defects such as air holes, slag inclusion, undercut and the like can not be caused, and the defects are found and repaired in time;
b. the phenomenon of air hole and sand hole cannot occur at the welding seam;
c. the full-length welding is required to be carried out around during welding, and the height of a welding seam cannot be smaller than 8 mm;
d. during welding, deformation control measures are adopted, and the diagonal line after welding is not more than 2 mm; the straightness and the flatness are not more than 2.5 mm;
e. the welding should meet the steel structure welding specification GB 50661-2011;
s7, welding an inclined supporting tube below the lengthened frame, and installing the inclined supporting tube;
s8, tightening all bolts, taking off the lifting hook of the tower crane, and then slowly starting the lifter to ensure that the outer cage 103 does not collide with the wall-attached frame.
The guide rail frame 1 of the construction elevator does not exceed 10.5 meters at most in the process of height connection, a wall-attached frame needs to be installed to ensure the overall stability and verticality of the guide rail frame 1, the plane of the wall-attached frame is allowed to deviate from the horizontal by +/-8 degrees, and an on-site installer can properly adjust the optimal attachment point according to the on-site actual conditions.
Before the wall-attached frame is installed, the welding position of the wall-attached base and the strength of concrete nearby the welding position need to be detected, the guide rail frame 1 can be heightened and the wall-attached frame can be installed after the designed strength is achieved, a simple working platform is lapped at the edge of a building needing to be welded with the wall-attached base, and the wall-attached frame is convenient to install and the wall-attached base is convenient to weld.
The wall attaching method for the ultrahigh construction elevator is applied, the wall attaching frame is preassembled, the wall attaching arms corresponding to the wall attaching frame are arranged on the guide rail frame 1, the wall attaching frame is hoisted to be connected with the wall attaching arms and is pre-connected with the wall attaching base on a building, then the positions of all parts of the wall attaching frame are adjusted according to the verticality and the levelness of the guide rail frame 1 to meet the requirements of the verticality and the levelness, and the wall attaching frame and the wall attaching base are fixedly connected in a way, so that a plurality of wall attaching frames can be sequentially installed on the side, with the maximum outward floating of the building, of the outward floating structure in a cooperative manner, the auxiliary frame 2 is arranged in the space below the outward floating structure of the building, the guide rail frame 1 positioned below the outward floating structure of the building can root and be connected with the auxiliary frame 2, and the problem that the guide rail frame 1 cannot root or the first wall attaching frame 3 is lengthened for causing the structural strength to be greatly reduced is avoided, the wall attaching method has the advantages of simple steps, convenience in operation and good effect.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An ultrahigh construction elevator characterized by comprising: guide rail frame (1), connect in the lift basis, be located the biggest outer side of wafting of building, guide rail frame (1) includes the standard festival of the vertical range upon range of setting of a plurality of, follows guide rail frame (1) length direction is equipped with the rack, the building with be equipped with between guide rail frame (1) auxiliary frame (2), auxiliary frame (2) are connected in the lift basis, and its top is located the biggest downside of wafting of building, auxiliary frame (2) include the standard festival of the vertical range upon range of setting of a plurality of, guide rail frame (1) with auxiliary frame (2) attach wall frame (3) through the first of the vertical interval setting of a plurality of and connect on first attach wall frame (3), guide rail frame (1) attach wall frame (4) through the second of the vertical interval setting of a plurality of and connect the building on the wall frame (4), guide rail frame (1) attach wall frame (5) through the third of the vertical interval setting of a plurality of and connect the biggest external wafting of building, on the third wall-attached frame (5), the guide rail frame (1) is connected with a building through a plurality of fourth wall-attached frames (6) which are vertically arranged at intervals;
car (101), including chassis (102), outer cage (103), cage (104) and transmission dolly (105), set up on chassis (102) cage (104), cage (104) is connected transmission dolly (105), outer cage (103) are located cage (104) periphery outside and connect in chassis (102), cage (104) are used for loading personnel, gear engagement on transmission dolly (105) is in on guide rail frame (1) the rack.
2. The ultrahigh construction hoist of claim 1, characterized in that the transmission trolley (105) comprises a number of synchronously driven motors, each of which is associated with one of the gears.
3. The ultrahigh construction elevator of claim 1, characterized in that inside the outer cage (103) is provided a power supply cabinet.
4. The ultrahigh construction hoist of claim 1, characterized in that the first wall attaching frame (3) comprises a first main frame (31) and a first support pipe (32), the first main frame (31) is detachably connected to the first support pipe (32) by a clamp, the first main frame (31) is used for detachably connecting the guide rail frame (1), and the first support pipe (32) is used for detachably connecting the auxiliary frame (2).
5. The ultrahigh construction elevator according to claim 4, wherein the auxiliary frame (2) is provided with a wall attachment connecting pipe (21), and the first support pipe (32) is detachably connected to the wall attachment connecting pipe (21) by a clip.
6. The ultrahigh construction elevator according to claim 5, wherein the first wall attaching frame (3) located at the uppermost side of the auxiliary frame (2) is detachably connected to the outside of the building by a first elongated frame (33).
7. The ultrahigh construction elevator according to claim 1, wherein the second wall attaching frame (4) comprises a second main frame (41) and a second support pipe (42), the second main frame (41) is detachably connected to the second support pipe (42) by a clamp, the second main frame (41) is detachably connected to the guide rail frame (1), and the second support pipe (42) is detachably connected to the outside of the building.
8. The ultrahigh construction elevator according to claim 1, wherein the third wall attaching frame (5) comprises a third main frame (51) and a first inclined supporting tube (52), both ends of the third main frame (51) are respectively used for detachably connecting the guide rail frame (1) and the outer side of the building, and the third main frame (51) comprises two members between which the first inclined supporting tube (52) is connected.
9. The ultrahigh construction elevator according to any one of claims 1 to 8, wherein the fourth wall attaching frame (6) comprises a fourth main frame (61) and a third support tube (62), the fourth main frame (61) is detachably connected to the third support tube (62) through a clamping device, the fourth main frame (61) is detachably connected to the guide rail frame (1), the third support tube (62) is detachably connected to the outer side of the building through a second elongated frame (63), a second inclined support tube (64) is arranged at the bottom of the second elongated frame (63), one end of the second inclined support tube (64) is detachably connected to the outer side of the building, and the other end of the second inclined support tube (64) is detachably connected to the second elongated frame (63).
10. A wall attaching method for the ultrahigh construction elevator as recited in any one of claims 1 to 9, comprising the steps of:
s1, assembling a first main frame (31), a first trapezoidal frame, a first supporting pipe (32) and a first wall attaching base of a first wall attaching frame (3) on the ground, adjusting the length of the first wall attaching frame (3), assembling the first wall attaching frame (33) with a first lengthening frame (33), and screwing bolts without screwing;
assembling a second main frame (41), a second trapezoidal frame, a second supporting pipe (42) and a second wall attaching base of a second wall attaching frame (4) on the ground, adjusting the length of the second wall attaching frame (4), and screwing bolts but not screwing;
assembling a third main frame (51), a first inclined supporting tube (52) and a third wall-attached base of a third wall-attached frame (5) on the ground, adjusting the length of the third wall-attached frame (5), and screwing bolts but not screwing;
assembling a fourth main frame (61), a third trapezoid frame, a third supporting pipe (62), a fourth wall attaching seat, a second lengthening frame (63) and a second inclined supporting pipe (64) of a fourth wall attaching frame (6) on the ground, adjusting the length of the first wall attaching frame (3), and screwing bolts without screwing;
s2, sequentially arranging the installation positions of the first wall-attached frame (3), the second wall-attached frame (4), the third wall-attached frame (5) and the fourth wall-attached frame (6) from bottom to top, wherein the first wall-attached frame (3), the second wall-attached frame (4), the third wall-attached frame (5) and the fourth wall-attached frame (6) comprise a plurality of frames, the first wall-attached frame (3) is used for connecting an auxiliary frame (2), the second wall-attached frame (4), the third wall-attached frame (5) and the fourth wall-attached frame (6) are used for connecting a building, the third wall-attached frame (5) is used for connecting the building to float outwards to the maximum extent, and the first wall-attached frame (3) positioned at the uppermost of the auxiliary frame (2) is used for connecting the outer side of the building through the first extension frame (33);
s3, simultaneously starting two cars (101) at the left side and the right side of the guide rail frame (1) during installation, synchronously ascending, moving to the installation position where the cage top fence of the suspension cage (104) is flush with the wall frame, keeping the stress balance of the guide rail frame (1), and reducing the perpendicularity error;
s3, fixing the wall-attached frame arm on the guide rail frame (1) standard knot square frame angle plate by using a bolt, and screwing the bolt but not screwing the bolt;
s4, hoisting the wall attaching frame assembled on the ground by using a tower crane to a mounting position, and mounting bolts of the main frame and the wall attaching arm;
s5, slowly putting down the wall attaching frame until the wall attaching base is connected with the embedded plate outside the building beam body (7), spot-welding the wall attaching base and the embedded plate, adjusting the positions of all parts of the wall attaching frame, and measuring the verticality and the levelness of the guide rail frame (1);
s6, after the verticality and the levelness of the guide rail frame (1) meet the requirements, welding the wall-attached base and the embedded plate well, and fully welding the periphery of the wall-attached base and the embedded plate;
s7, welding an inclined supporting tube below the lengthened frame, and installing the inclined supporting tube;
s8, tightening all bolts, taking off the lifting hook of the tower crane, and then starting the lifter to ensure that the outer cage (103) does not collide with the wall-attached frame.
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| CN202110848052.4A CN113501404A (en) | 2021-07-27 | 2021-07-27 | Ultrahigh construction elevator and wall attaching method for same |
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Cited By (1)
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| CN114368660A (en) * | 2021-12-30 | 2022-04-19 | 江苏省送变电有限公司 | But angle regulation's construction elevator |
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