CN112938773B - Method and system for installing underground engineering section and installation crane - Google Patents
Method and system for installing underground engineering section and installation crane Download PDFInfo
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- CN112938773B CN112938773B CN202110356452.3A CN202110356452A CN112938773B CN 112938773 B CN112938773 B CN 112938773B CN 202110356452 A CN202110356452 A CN 202110356452A CN 112938773 B CN112938773 B CN 112938773B
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- 238000009434 installation Methods 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000010276 construction Methods 0.000 claims description 25
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
- B66C19/005—Straddle carriers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting 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
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
- B66C5/04—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods with runways or tracks supported for movements relative to bridge or gantry
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses an underground engineering section installation crane which is arranged in a foundation pit and comprises the following components: the first main beam and the second main beam are arranged in parallel along a second direction, and a first track and a second track are respectively arranged on opposite sides of the first main beam and the second main beam; the lifting device is arranged on the first main beam and the second main beam and is parallel to the second direction; the traction device is arranged on one side of the first main beam, opposite to the second main beam, and is used for traction of the underground engineering section to be installed to move along the second direction; the multiple groups of travelling mechanisms are respectively arranged at two ends of the first main beam and the second main beam and used for supporting the crane to travel along the first direction; the support disengaging gear is connected between the two groups of travelling mechanisms along the first direction and is used for increasing the distance between the first track and the second track after the lifting device lifts the underground engineering section to be installed so as to realize the downward installation of the underground engineering section to be installed. The installation method and the installation system are also provided, and the installation efficiency is high.
Description
Technical Field
The invention relates to underground engineering equipment and construction of an underground engineering section, in particular to an installation method, an installation system and an installation crane of the underground engineering section.
Background
With the increasing scarcity of urban land resources, the development and utilization of underground space is the direction of urban construction development in the future. The prefabrication of the underground engineering components such as the comprehensive pipe rack, the underground space co-constructed body, the sinking road and the like is an effective method for improving the engineering quality, and is also the embodiment of low-carbon green environment-friendly requirements.
The construction period is generally required to be short in underground engineering segment installation, a small-segment pipe gallery is usually installed outside a foundation pit by adopting an automobile crane or a crawler crane, and for a large-segment pipe gallery (more than 100 tons), the crane is difficult to hoist, move, align and group.
At present, pouring is generally adopted on a construction site to finish the construction of underground engineering components, and the mode has the advantages of long construction period, low efficiency, high loss and high waste emission, or adopts a mode similar to a girder erection machine to install large prefabricated components, so that more equipment is needed to be input.
Disclosure of Invention
The invention aims to solve the problems that the installation efficiency of an underground engineering section is low, the energy conservation and the environmental protection are not facilitated, and the equipment requirement on an installation crane is high.
In order to solve the technical problems, the embodiment of the invention discloses an underground engineering section installation crane which is arranged in a foundation pit and comprises:
the first main beam and the second main beam are arranged in parallel along a second direction, and a first track and a second track are respectively arranged on one side of the first main beam and the second main beam opposite to each other;
the lifting device is arranged on the first main beam and the second main beam and is parallel to the second direction;
The traction device is arranged on one side of the first main beam, which is opposite to the second main beam, and is used for traction of the underground engineering section to be installed to move along the second direction;
The plurality of groups of travelling mechanisms are respectively arranged at two ends of the first main beam and the second main beam and used for supporting the crane to travel along the first direction;
The support disengaging gear is connected between the two groups of travelling mechanisms along the first direction and is used for increasing the distance between the first track and the second track after the lifting device lifts the underground engineering section to be installed so as to realize the lowering installation of the underground engineering section to be installed.
By adopting the technical scheme, the underground engineering section is pulled to the underground engineering section installation crane in the foundation pit from one side of the foundation pit in a pulling mode, the process does not need to be provided with a dump truck crane, the underground engineering section does not need to be rotated by 90 degrees, the whole machine height of the underground engineering section installation crane is small, the installation efficiency of the underground engineering section is high, the energy is saved, the environment is protected, the underground engineering section installation crane is particularly suitable for construction sites with high clearance limit, and compared with the installation mode of the girder erection machine type underground engineering section, the underground engineering section installation crane is arranged in the foundation pit, the top of the underground engineering section does not need to be additionally reinforced, the reinforcing requirements on two sides of the foundation pit are reduced, the use of equipment is reduced, and the installation cost is reduced.
Further, the traction device comprises at least one traction trolley, and the traction trolley is arranged on the first track and the second track.
Further, the traction cart includes:
a frame;
The driving mechanism is arranged on the frame and used for driving the traction trolley to walk;
The rack and pinion device comprises a rack, the rack is arranged on one side of the first main beam, which is opposite to the second main beam, is parallel to the first track and the second track, and extends along the second direction;
the idler wheels are arranged below the frame and used for the traction trolley to walk;
And the traction lug plate is arranged on one side of the frame along the second direction and is used for realizing connection with the underground engineering section to be installed.
Further, the number of the traction trolleys is two, and the traction trolleys are respectively arranged on the first track and the second track.
Further, the traction device comprises a fixed traction device, and the fixed traction device is arranged at the distal end of the first girder or the second girder.
Further, the fixed traction device is one of a winch and a hydraulic traction device.
Further, the lifting device comprises:
A door frame;
the hydraulic lifter is arranged on the portal frame;
the movable beam is arranged below the portal frame, and a first slideway is arranged at the upper part of the movable beam along the first direction;
the screw mechanism is arranged on one side of the portal along the first direction and comprises a screw, and the screw is connected with the portal so as to drive the portal to move along the first slideway.
Further, the underground engineering section installation crane further includes:
the second slideway is respectively arranged on the first girder and the second girder along the second direction; and
The lifting device further comprises:
And the oil cylinder is connected to one side of the moving beam along the second direction and is used for driving the moving beam and the portal frame to move along the second slideway.
Further, the number of the lifting devices is at least 4, and two sets of the lifting devices are correspondingly arranged at the middle positions of the first main beam and the second main beam respectively.
Further, the method further comprises the following steps:
the support legs are arranged above the travelling mechanism and used for supporting the first main beam and the second main beam;
and the cross beam is connected between the supporting leg and the travelling mechanism.
Embodiments of the present invention also disclose a system for installing an underground engineered segment, comprising:
The corridor vehicle is used for conveying the underground engineering section to be installed to one side of the foundation pit, so that the axial direction of the underground engineering section to be installed is parallel to the first direction; and
The underground engineering section is provided with a crane.
The embodiment of the invention also discloses an installation method of the underground engineering section, the crane is installed by using the underground engineering section, and the method comprises the following steps:
Conveying the underground engineering section to be installed to one side of the foundation pit, so that the axial direction of the underground engineering section to be installed is parallel to the first direction;
traction of the underground engineering section to be installed moves to the lower part of the lifting device along the second direction;
lifting the underground engineering section to be installed to leave the double-girder rail;
Increasing the distance between the two main girder rails;
and lowering and installing the underground engineering section to be installed.
The embodiment of the invention further discloses a method for installing the underground engineering section, which comprises the step of moving the underground engineering section to be installed to the lower part of the lifting device along the second direction in the traction process, wherein the method comprises the following steps of:
the pipe gallery support rail on the gallery vehicle for transporting the underground engineering sections to be installed is on the same plane with the rail of the double main beams;
And the traction trolley positioned on the double-girder rail pulls the underground engineering section to be installed to move below the lifting device along the second direction.
Further, after the step of pulling the underground works section to be installed to move in the second direction to the lower side of the lifting device, further comprising:
Disconnecting the connection between the traction trolley and the underground engineering section to be installed;
And according to the lifting point on the underground engineering section to be installed, connecting with the lifting device.
Further, in the step of increasing the distance between the double girder rails, it includes:
the distance between the double main girder rails is increased by the supporting and disengaging device so as to increase the distance between the double main girders.
Further, in the step of lowering and installing the underground works section to be installed, it includes:
the lifting device lowers the underground engineering section to be installed into a foundation pit;
and adjusting the installation position of the underground engineering section to be installed so as to finish the installation of the underground engineering section to be installed.
Compared with the prior art, the invention has the following technical effects:
The underground engineering section is pulled to the underground engineering section installation crane in the foundation pit from one side of the foundation pit in a traction mode, and the unloading crane is not required to be configured, so that the underground engineering section installation efficiency is high, energy is saved, and the environment is protected; the underground engineering section enters the foundation pit from the outside of the foundation pit, and the section which is finished by the early construction can be backfilled in time, so that the construction efficiency is high; the underground engineering section installation crane is arranged in the foundation pit, the upper part of the underground engineering section is not required to be additionally reinforced, the underground engineering section is not required to be rotated by 90 degrees, the whole machine of the underground engineering section installation crane is small in height and light in weight, the underground engineering section installation crane is particularly suitable for construction sites with high clearance limitation, meanwhile, the strength requirement on the foundation pad layer of the underground engineering section is reduced, and the construction cost is reduced.
Drawings
FIG. 1 illustrates a schematic diagram I of an installation system for an underground utility section provided by an embodiment of the present invention;
FIG. 2 illustrates a side view of an underground engineered segment installation crane provided by an embodiment of the present invention;
FIG. 3a illustrates a schematic view of a roadway vehicle transporting a subsurface engineering segment provided in an embodiment of the present invention;
FIG. 3b shows a right side view of FIG. 3 a;
FIG. 4a shows an enlarged view of I in FIG. 1;
FIG. 4b shows a left side view of FIG. 4 a;
Fig. 5a shows a schematic structural diagram of a lifting device according to an embodiment of the present invention;
FIG. 5b shows a partial left side view of FIG. 5 a;
FIG. 6a shows a schematic diagram II of an installation system for an underground utility section provided by an embodiment of the present invention;
FIG. 6b shows a left side view of FIG. 6 a;
FIG. 7 illustrates a flow chart of a method of installing an underground engineered segment provided by embodiments of the present invention;
FIG. 8a illustrates a schematic third view of an installation system for an underground utility section provided by an embodiment of the present invention;
Fig. 8b shows a schematic view of D-D in fig. 8 a.
Reference numerals:
1.1 a first main beam; 1.11 first track; 1.2 a second main beam; 1.21 a second track; 2, supporting legs; 3, a cross beam; 4, a walking mechanism; 5 lifting devices; 5.1 lifting a lifting point; 5.2 portal frame; 5.3 hydraulic lifters; 5.4 oil cylinders; 5.5 screw mechanisms; 5.51 screw rods; 5.6 a first slideway; 5.7 a second slideway; 5.8 moving beams; 6, towing a trolley; 6.1 a driving mechanism; 6.2, a frame; 6.3, a roller; 6.31 roller tracks; 6.4 rack and pinion arrangement; 6.5 traction ear plates; 7, a corridor vehicle; 7.1 piping lane support rails; 7.2 supporting legs of the corridor vehicle; 8, an underground engineering section to be installed; 9 supporting the disengaging device; 10 fixed traction device; a first direction; and B a second direction.
Detailed Description
Further advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure of the present specification, by describing the embodiments of the present invention with specific examples. While the description of the invention will be described in connection with the preferred embodiments, it is not intended to limit the inventive features to the implementation. Rather, the purpose of the invention described in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the invention. The following description contains many specific details for the purpose of providing a thorough understanding of the present invention. The invention may be practiced without these specific details. Furthermore, some specific details are omitted from the description in order to avoid obscuring the invention. It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
It should be noted that in this specification, like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present embodiment, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
In the description of the present embodiment, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present embodiment can be understood in a specific case by those of ordinary skill in the art.
In the description of the present embodiment, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The term "first direction" as used herein refers to the installation direction of the subterranean engineered segment, and the second direction is perpendicular to the first direction.
The term "distal end of the first or second main beam" as used herein refers to the end of the first or second main beam that is farther from the section of the subterranean construction to be installed prior to pulling the section of the subterranean construction to be installed.
Referring to fig. 1 and 2, an embodiment of the present invention discloses an underground engineering section installation crane, which is disposed in a foundation pit, comprising: the first main beam 1.1 and the second main beam 1.2 are arranged in parallel along the second direction B, wherein a first track 1.11 and a second track 1.21 are respectively arranged on opposite sides of the first main beam 1.1 and the second main beam 1.2; the lifting device 5 is arranged on the first main beam 1.1 and the second main beam 1.2 and is parallel to the second direction B; the traction device is arranged on one side opposite to the first main beam 1.1 and the second main beam 1.2 and is used for traction of the underground engineering section 8 to be installed to move along the second direction B; the multiple groups of travelling mechanisms 4 are respectively arranged at two ends of the first main beam 1.1 and the second main beam 1.2 and are used for supporting the crane to travel along the first direction A; the support disengaging device 9 is connected between the two groups of travelling mechanisms 4 along the first direction A and is used for increasing the distance between the first track 1.11 and the second track 1.21 after the lifting device 5 lifts the underground engineering section 8 to be installed, so as to realize the lowering installation of the underground engineering section 8 to be installed.
Here, the utility segments include prefabricated utility tunnel, prefabricated utility space co-construct segments, and prefabricated submerged road segments.
In this embodiment the traction means comprise at least one traction trolley 6 provided on the first track 1.11 and the second track 1.21.
In this embodiment, the first girder 1.1 and the second girder 1.2 are connected along the first direction a by the lifting device 5, the underground engineering section installation crane is arranged in the foundation pit, the underground engineering section 8 to be installed is directly pulled onto the first track 1.11 and the second track 1.21 of the first girder 1.1 and the second girder 1.2 from one side of the foundation pit by the traction trolley 6, the underground engineering section 8 to be installed moves under the lifting device 5 on the first track 1.11 and the second track 1.21 under the traction of the traction trolley 6, the underground engineering section 8 to be installed is lifted to be separated from the first track 1.11 and the second track 1.21 by the lifting device 5, then the support disengaging device 9 and the screw mechanism 5.5 are simultaneously operated, the distance between the first track 1.11 and the second track 1.21 along the first direction a is increased, namely the distance between the first girder 1.1 and the second girder 1.2 is increased, and the underground engineering section 8 to be installed is installed by the lifting device 5.
The underground engineering section installation crane provided by the embodiment does not need to rotate the underground engineering section by 90 degrees; the underground engineering section does not need to be provided with a crane for unloading, and has no lifting action during unloading, so that the installation efficiency of the underground engineering section is high, energy is saved and environment is protected; the underground engineering section enters the foundation pit from the outside of the foundation pit, the working section which is finished by the prior construction can be backfilled in time, the influence of rainwater on the construction is greatly reduced, and the construction efficiency is high; the underground engineering section installation crane is arranged in the foundation pit, the top of the underground engineering section is not required to be additionally reinforced, and the underground engineering section is not required to be rotated by 90 degrees, so that the whole machine of the underground engineering section installation crane is small in height and light in weight, and the underground engineering section installation crane is particularly suitable for construction sites with high clearance limit, and the installation cost is reduced.
Here, both the traction trolley 6 and the underground works section 8 to be installed are moved on the first track 1.11, the second track 1.21.
Referring to fig. 4a and 4b, the traction cart 6 provided by the embodiment of the present invention includes: a frame 6.2; the driving mechanism 6.1 is arranged on the frame 6.2 and is used for driving the traction trolley 6 to walk; the rack and pinion device 6.4 comprises a rack, wherein the rack is arranged on one side opposite to the first girder 1.1 and the second girder 1.2, is positioned above the first track 1.11 and the second track 1.21 and extends along the second direction B; the idler wheels 6.3 are arranged below the frame 6.2 and used for balancing the walking of the traction trolley 6; and the traction lug plate 6.5 is arranged on one side of the frame 6.2 along the second direction B and is used for realizing connection with the underground engineering section 8 to be installed.
In this embodiment, the rollers of the traction trolley 6 roll on the roller tracks 6.31 below the first track 1.11 and the second track 1.21, where the positions of the roller tracks are not limited, and the roller tracks are adjusted according to the positions of the rollers on the portal frame.
With continued reference to fig. 1 and 2, in this embodiment, the number of the traction trolleys is two, and one traction trolley 6 is respectively disposed on the first track 1.11 and the second track 1.21, and the number of the traction trolleys is not limited by the present invention.
Referring to fig. 8a and 8b, the traction device provided by the embodiment of the present invention comprises a fixed traction device 10 provided at the distal end of the first girder 1.1 or the second girder 1.2.
Here, when the traction device is a fixed traction device, the lengths of the first rail 1.11 and the second rail 1.21 on the first and second rails 1.1 and 1.2 may be smaller than those of the first and second rails 1.1 and 1.2, and a fixed traction device may be provided at the distal end of the first rail 1.1 where the first rail 1.11 is not provided, or a fixed traction device may be provided at the distal end of the second rail 1.2 where the second rail 1.21 is not provided, wherein the fixed traction device is one of a winch and a hydraulic traction device, and the present invention does not limit the type of the fixed traction device.
Referring to fig. 5a and 5b, a lifting device 5 provided by an embodiment of the present invention includes: 5.2 of a portal frame; the hydraulic lifter 5.3 is arranged on the portal frame 5.2; the movable beam 5.8 is arranged below the portal frame 5.2, and a first slideway 5.6 is arranged at the upper part of the movable beam 5.8 along the first direction A; the screw mechanism 5.5 is arranged on one side of the portal 5.2 along the first direction A and comprises a screw 5.51, and the screw 5.51 is connected with the portal 5.2 to drive the portal 5.2 to move along the first slideway 5.6.
Specifically, after the lifting device lowers the underground engineering section to be installed to the foundation pit, the portal frame can be driven to move along the first slideway by the screw mechanism according to the installation requirement so as to adjust the position of the underground engineering section to be installed in the first direction.
In this embodiment, the number of liquid lifters is not limited, and may be set according to the number of lifting points and the size and total amount of the underground construction section to be installed.
With continued reference to fig. 5a and 5b, an embodiment of the present invention provides an underground engineering section installation crane further comprising: the second slideway 5.7 is respectively arranged on the first girder 1.1 and the second girder 1.2 along the second direction B; the lifting device 5 further comprises: and the oil cylinder 5.4 is connected to one side of the moving beam 5.8 along the second direction B and is used for driving the moving beam 5.8 to move along the second slideway 5.7.
Specifically, after the lifting device lowers the underground engineering section to be installed to the foundation pit, the position of the underground engineering section to be installed in the second direction is adjusted by driving the movable beam to move along the second slideway through the oil cylinder according to the installation requirement.
With continued reference to fig. 1 and 2, the number of lifting devices is 4, and two sets of lifting devices 5 are correspondingly arranged at the middle positions of the first main beam 1.1 and the second main beam 1.2 respectively.
Specifically, two sets of lifting devices along the first direction are connected through the portal frame, and the lifting devices are correspondingly arranged at the middle positions of the first main beam and the second main beam, so that the stress of the first main beam and the stress of the second main beam are balanced, and safety guarantee is provided for the installation process of the underground engineering section.
With continued reference to fig. 1, an underground engineering section installation crane provided by an embodiment of the present invention further includes: the support legs 2 are arranged above the travelling mechanism 4 and used for supporting the first main beam 1.1 and the second main beam 1.2; and the cross beam 3 is connected between the support leg 2 and the travelling mechanism 4.
With continued reference to FIG. 1, an embodiment of the present invention also provides a system for installing an underground engineered segment, comprising: a corridor vehicle 7 for transporting the underground construction section 8 to be installed to one side of the foundation pit, such that the axial direction of the underground construction section 8 to be installed is parallel to the first direction a; and, the above-mentioned underground engineering section installs the hoist.
Specifically, the axial direction of the underground engineering section 8 to be installed is parallel to the first direction a, the underground engineering section 8 to be installed is directly pulled to the first girder 1.1 and the second girder 1.2 by adopting the pulling trolley 6 in the underground engineering section installation crane, the underground engineering section 8 to be installed is moved to the lower part of the lifting device 5 on the first track 1.11 and the second track 1.21, the underground engineering section 8 to be installed is lifted to the position away from the first track 1.11 and the second track 1.21 by the lifting device 5, then the distance between the first track 1.11 and the second track 1.21 along the first direction a is increased under the action of the supporting and disengaging device 9, namely the distance between the first girder 1.1 and the second girder 1.2 along the first direction a is increased, and the underground engineering section 8 to be installed is installed below the lifting device 5.
Referring to figures 3a and 3b, the corridor car legs 7.2 are lifted and supported on the ground as the underground works section 8 to be installed on the corridor car 7 moves along the pipe corridor support track 7.1 towards the tail of the corridor car, to maintain the balance and stability of the corridor car 7.
Referring to fig. 7, an embodiment of the present invention further provides a method for installing an underground engineering section, using the above underground engineering section to install a crane, the method comprising:
s1: conveying the underground engineering section to be installed to one side of the foundation pit, so that the axial direction of the underground engineering section to be installed is parallel to the first direction;
S2: pulling the underground engineering section to be installed to move to the lower part of the lifting device along the second direction;
S3: lifting the underground engineering section to be installed to leave the double-girder rail;
s4: increasing the distance between the two main girder rails;
s5: and lowering and installing the underground engineering section to be installed.
Wherein, the double main beams are a first main beam and a second main beam; the double girder rail refers to a first rail and a second rail.
By adopting the technical scheme, the underground engineering section to be installed is directly pulled to the first track and the second track of the first girder and the second girder from one side of the foundation pit through the traction trolley, a crane for unloading the trolley is not required to be configured, and the underground engineering section to be installed moves to the lower part of the lifting device on the first track and the second track under the traction of the traction trolley; lifting the underground engineering section to be installed by a lifting device to leave the first rail and the second rail, wherein the first rail and the second rail no longer bear the load of the underground engineering section to be installed; and then under the action of the support disengaging device, increasing the distance between the first rail and the second rail along the first direction, namely increasing the distance between the first main beam and the second main beam along the first direction, and installing the underground engineering section to be installed below the lifting device.
Referring to fig. 6a and 6b, an embodiment of the present invention further provides a method for installing an underground engineering section, using the above-mentioned system for installing an underground engineering section, including the above-mentioned method for installing an underground engineering section, wherein, in S2: the step of pulling the underground works section 8 to be installed in the second direction B to below the lifting device 5 comprises: the pipe gallery support track 7.1 on the gallery car 7 carrying the underground engineering section 8 to be installed is on the same plane with the tracks (i.e. the first track 1.11, the second track 1.21) of the double girders (i.e. the first girder 1.1, the second girder 1.2); the traction trolley 6 on the double girder rail (i.e. the first rail 1.11, the second rail 1.21) pulls the underground works section 8 to be installed in the second direction B to move under the lifting device 5.
In this embodiment, at S2: after the step of pulling the underground works section to be installed to move in the second direction to the lower side of the lifting device, the method further comprises: disconnecting the traction trolley from the underground engineering section to be installed; according to the hanging point on the underground engineering section to be installed, the lifting device is connected.
In this embodiment, at S4: in the step of increasing the distance between the double girder rails, the method comprises the following steps: the distance between the double main girder rails is increased by the supporting and disengaging device so as to increase the distance between the double main girders.
In this embodiment, at S5: in the step of lowering and installing the underground engineering section to be installed, the method comprises the following steps: the lifting device lowers the underground engineering section to be installed into the foundation pit; and adjusting the installation position of the underground engineering section to be installed so as to finish the installation of the underground engineering section to be installed.
The installation method and the installation system of the underground engineering section provided by the invention do not need to rotate the underground engineering section by 90 degrees; the underground engineering section is not lifted during unloading, a crane for unloading is not needed to be configured, and the installation efficiency of the underground engineering section is high; the underground engineering section enters the foundation pit from the outside of the foundation pit, and the section which is finished by the early construction can be backfilled in time, so that the construction efficiency is high; the underground engineering section installation crane is arranged in the foundation pit, the top of the pipe gallery is not required to be additionally and locally reinforced, and the underground engineering section is not required to be rotated by 90 degrees, so that the whole machine of the underground engineering section installation crane is small in height and light in weight, and is particularly suitable for construction sites with high clearance limitation, and the construction cost is reduced.
While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a further detailed description of the invention with reference to specific embodiments thereof, and that the practice of the invention is not intended to be limited to those descriptions. Various changes in form and detail may be made therein by those skilled in the art, including a few simple inferences or alternatives, without departing from the spirit and scope of the present invention.
Claims (10)
1. An underground works festival section installation hoist locates in the foundation ditch, its characterized in that includes:
the first main beam and the second main beam are arranged in parallel along a second direction, and a first track and a second track are respectively arranged on one side of the first main beam and the second main beam opposite to each other;
The lifting device is arranged on the first main beam and the second main beam and is parallel to the second direction;
The traction device is arranged on one side of the first main beam, which is opposite to the second main beam, and is used for traction of the underground engineering section to be installed to move along the second direction;
The multiple groups of travelling mechanisms are respectively arranged at two ends of the first main beam and the second main beam and used for supporting the crane to travel along a first direction;
The support disengaging device is connected between the two groups of travelling mechanisms along the first direction and is used for increasing the distance between the first track and the second track after the lifting device lifts the underground engineering section to be installed so as to realize the lowering installation of the underground engineering section to be installed;
The traction device comprises at least one traction trolley, and the traction trolley is arranged on the first track and the second track;
the traction cart includes:
a frame;
The driving mechanism is arranged on the frame and used for driving the traction trolley to walk;
The rack and pinion device comprises a rack, the rack is arranged on one side of the first main beam, which is opposite to the second main beam, is parallel to the first track and the second track, and extends along the second direction;
the idler wheels are arranged below the frame and used for the traction trolley to walk;
the traction lug plate is arranged on one side of the frame along the second direction and is used for realizing connection with the underground engineering section to be installed;
the lifting device comprises:
A door frame;
the hydraulic lifter is arranged on the portal frame;
the movable beam is arranged below the portal frame, and a first slideway is arranged at the upper part of the movable beam along the first direction;
The screw mechanism is arranged on one side of the portal along the first direction and comprises a screw, and the screw is connected with the portal so as to drive the portal to move along the first slideway;
The underground engineering section installation crane further comprises:
the second slideway is respectively arranged on the first girder and the second girder along the second direction; and
The lifting device further comprises:
And the oil cylinder is connected to one side of the moving beam along the second direction and is used for driving the moving beam and the portal frame to move along the second slideway.
2. The underground construction section installation crane of claim 1, wherein the number of the traction trolleys is two, and the traction trolleys are respectively arranged on the first rail and the second rail.
3. The underground engineering section installation crane of claim 1, wherein the number of the lifting devices is at least 4, and two sets of the lifting devices are respectively and correspondingly arranged at the middle positions of the first main beam and the second main beam.
4. The underground engineering section installation crane of claim 1, further comprising:
the support legs are arranged above the travelling mechanism and used for supporting the first main beam and the second main beam;
and the cross beam is connected between the supporting leg and the travelling mechanism.
5. A system for installing an underground utility section, comprising:
The corridor vehicle is used for conveying the underground engineering section to be installed to one side of the foundation pit, so that the axial direction of the underground engineering section to be installed is parallel to the first direction; and
An underground works segment installation crane of any one of claims 1 to 4.
6. A method of installing an underground works section using the underground works section installation crane of any one of claims 1 to 4, the method comprising:
Conveying the underground engineering section to be installed to one side of the foundation pit, so that the axial direction of the underground engineering section to be installed is parallel to the first direction;
traction of the underground engineering section to be installed moves to the lower part of the lifting device along the second direction;
lifting the underground engineering section to be installed to leave the double-girder rail;
Increasing the distance between the two main girder rails;
and lowering and installing the underground engineering section to be installed.
7. A method of installing an underground works section using the system for installing an underground works section according to claim 5, comprising the method of installing an underground works section according to claim 6, wherein, in the step of pulling the underground works section to be installed to move in the second direction to the lower side of the lifting device, comprising:
the pipe gallery support rail on the gallery vehicle for transporting the underground engineering sections to be installed is on the same plane with the rail of the double main beams;
And the traction trolley positioned on the double-girder rail pulls the underground engineering section to be installed to move below the lifting device along the second direction.
8. The method of installing an underground-working section according to claim 7, further comprising, after the step of pulling the underground-working section to be installed to move in the second direction to below the lifting device:
Disconnecting the connection between the traction trolley and the underground engineering section to be installed;
And according to the lifting point on the underground engineering section to be installed, connecting with the lifting device.
9. The method of installing an underground works section of claim 7, wherein in the step of increasing the distance between the double girder rails, it includes:
the distance between the double main girder rails is increased by the supporting and disengaging device so as to increase the distance between the double main girders.
10. The method of installing an underground works section according to claim 7, wherein in the step of lowering and installing the underground works section to be installed, it comprises:
the lifting device lowers the underground engineering section to be installed into a foundation pit;
and adjusting the installation position of the underground engineering section to be installed so as to finish the installation of the underground engineering section to be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356452.3A CN112938773B (en) | 2021-04-01 | 2021-04-01 | Method and system for installing underground engineering section and installation crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356452.3A CN112938773B (en) | 2021-04-01 | 2021-04-01 | Method and system for installing underground engineering section and installation crane |
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| Publication Number | Publication Date |
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| CN112938773A CN112938773A (en) | 2021-06-11 |
| CN112938773B true CN112938773B (en) | 2024-05-17 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1359444A (en) * | 1963-04-16 | 1964-04-24 | Allgemeiner Elektrobau Hermann | Cable gallery for main pipes of electrical installations |
| CN207684764U (en) * | 2017-11-10 | 2018-08-03 | 秦皇岛优益重工科技有限公司 | A kind of piping lane segment contraposition installation gantry crane |
| CN207684765U (en) * | 2017-11-10 | 2018-08-03 | 秦皇岛优益重工科技有限公司 | A kind of piping lane segment lifting gantry crane |
| CN207774633U (en) * | 2018-01-26 | 2018-08-28 | 湖北益通建设股份有限公司 | Prefabricated piping lane fast hoisting construction system |
| CN209555971U (en) * | 2018-10-10 | 2019-10-29 | 中铁工程机械研究设计院有限公司 | Prefabricated assembled pipe gallery fitting machine |
| CN214780349U (en) * | 2021-04-01 | 2021-11-19 | 上海振华重工(集团)股份有限公司 | Installation system and installation crane for underground engineering segments |
-
2021
- 2021-04-01 CN CN202110356452.3A patent/CN112938773B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1359444A (en) * | 1963-04-16 | 1964-04-24 | Allgemeiner Elektrobau Hermann | Cable gallery for main pipes of electrical installations |
| CN207684764U (en) * | 2017-11-10 | 2018-08-03 | 秦皇岛优益重工科技有限公司 | A kind of piping lane segment contraposition installation gantry crane |
| CN207684765U (en) * | 2017-11-10 | 2018-08-03 | 秦皇岛优益重工科技有限公司 | A kind of piping lane segment lifting gantry crane |
| CN207774633U (en) * | 2018-01-26 | 2018-08-28 | 湖北益通建设股份有限公司 | Prefabricated piping lane fast hoisting construction system |
| CN209555971U (en) * | 2018-10-10 | 2019-10-29 | 中铁工程机械研究设计院有限公司 | Prefabricated assembled pipe gallery fitting machine |
| CN214780349U (en) * | 2021-04-01 | 2021-11-19 | 上海振华重工(集团)股份有限公司 | Installation system and installation crane for underground engineering segments |
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|---|---|
| CN112938773A (en) | 2021-06-11 |
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