CN114991493A - Construction method for hoisting stage mechanical equipment - Google Patents
Construction method for hoisting stage mechanical equipment Download PDFInfo
- Publication number
- CN114991493A CN114991493A CN202210695744.4A CN202210695744A CN114991493A CN 114991493 A CN114991493 A CN 114991493A CN 202210695744 A CN202210695744 A CN 202210695744A CN 114991493 A CN114991493 A CN 114991493A
- Authority
- CN
- China
- Prior art keywords
- hoisting
- equipment
- construction
- site
- construction method
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 113
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 7
- 239000004035 construction material Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 11
- 238000004804 winding Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000032258 transport Effects 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 241000283690 Bos taurus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
- E04H3/10—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons for meetings, entertainments, or sports
- E04H3/22—Theatres; Concert halls; Studios for broadcasting, cinematography, television or similar purposes
- E04H3/24—Constructional features of stages
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Multimedia (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The application relates to the field of building hoisting, in particular to a construction method for hoisting stage mechanical equipment, which comprises the following steps: s1: preparing before hoisting construction; s2: the transportation channel is arranged, so that large components needing to be hoisted can be conveniently transported; s3: selecting hoisting equipment, selecting proper hoisting equipment and determining an initial hoisting scheme according to the actual condition and the site condition of the engineering, wherein the hoisting equipment comprises transportation equipment for transporting a large member to a construction site, hoisting equipment for hoisting the member and related auxiliary equipment, the hoisting equipment comprises a plurality of hoisting winches and a plurality of pulley blocks, and the member is hoisted by combining the hoisting winches and the pulley blocks; s4: arranging hoisting equipment, and arranging transportation equipment, hoisting equipment and related auxiliary equipment to proper positions according to actual conditions on site; s5: and starting hoisting. This application has the assurance in limited space, improves the effect of the heavy main equipment convenience of hoist and mount.
Description
Technical Field
The application relates to the field of building hoisting, in particular to a construction method for hoisting stage mechanical equipment.
Background
At present, along with the continuous progress of society and the continuous improvement of building construction level, the current building level steps into a new height of 'high, big and difficult', and the building construction environment is moved to city intensive construction or construction in a narrow space from the previous open construction; in special engineering, the underground part of the engineering is deeper and deeper, the supporting forms of a foundation pit are various, but during the internal construction of the foundation pit, many materials and large mechanical equipment are required to be hoisted into the foundation pit from the ground, and how to adopt a large hoisting machine to hoist the materials becomes a new problem to be researched and solved.
In engineering practice, hoisting heavy and large components in a limited place or inside a building with an external structure constructed is a difficult technical problem to deal with. The difficulty is mainly in the following aspects: the heavy component transportation equipment is usually an ultrahigh and overlong vehicle, and whether the traveling route in the field is reasonable or not is difficult to determine visually; the hoisting equipment used is usually large special equipment, such as: the hoisting capacity and the hoisting posture of a gantry crane or a crane are difficult to accurately determine by experience or site observation; during hoisting operation, due to the fact that the site is limited, a reasonable component installation sequence is difficult to determine, and a reasonable entering sequence and an optimal locating position of the transportation equipment, the hoisting equipment and the auxiliary equipment are difficult to determine.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: when a large component is hoisted indoors through a gantry crane or a crane, the gantry crane is easily influenced by an indoor site and is inconvenient to arrange, and the later-stage disassembly and assembly cost of the gantry crane is high after the hoisting of the large component is finished; when the crane is adopted, the suspension arm of the crane is easily influenced by the indoor height, so that the suspension arm of the crane cannot be normally extended and cannot be normally hoisted.
Disclosure of Invention
In order to guarantee that the convenience of hoisting the large and heavy equipment indoors is improved under the condition that the building structure is determined, the application provides a construction method for hoisting the stage mechanical equipment.
The application provides a construction method for hoisting stage mechanical equipment, which adopts the following technical scheme:
a construction method for hoisting stage mechanical equipment comprises the following steps:
s1: preparing before hoisting construction, including preparation in the aspect of construction technology, constructors for determining hoisting, preparation of construction materials and selection of main construction equipment;
s2: the transportation channel is arranged, so that large components needing to be hoisted can be conveniently transported;
s3: selecting hoisting equipment, selecting proper hoisting equipment and determining an initial hoisting scheme according to the actual condition and the site condition of the project, wherein the hoisting equipment comprises transportation equipment for transporting a large-scale component to a construction site, hoisting equipment for hoisting the component and related auxiliary equipment, the hoisting equipment comprises a plurality of hoisting winches and a plurality of pulley blocks, and the component is hoisted by the combination of the hoisting winches and the pulley blocks;
s4: arranging hoisting equipment, and arranging transportation equipment, hoisting equipment and related auxiliary equipment to proper positions according to actual conditions on site;
s5: and starting to hoist the large member formally on the basis of the steps.
By adopting the technical scheme, the pulley block, the hoisting winch and other hoisting equipment are arranged in the building and are matched with each other, so that objects with larger weight can be lifted in a limited space, the limitation of a field is smaller, and in addition, the adopted hoisting equipment consumes less fund; the convenient installation in earlier stage, the convenient dismantlement in later stage also.
Optionally, in step S1, the technical preparation includes construction and acceptance technical specifications to be followed by the construction, setting a temporary power supply, and cleaning an environment of the hoisting construction site, the hoisting constructor should have skills required by the hoisting construction and have corresponding credentials for going on duty, and the construction equipment includes necessary equipment required for hoisting the large-scale component.
Through adopting above-mentioned technical scheme, the technique preparation work of formulating before the hoist and mount construction makes things convenient for constructor to make preparation work in advance, avoids in the work progress, various problems appear, can't in time solve.
Optionally, in step 2, the size of the construction site is measured, the relevant conditions of the existing building beams, columns and civil engineering channels of the construction site are determined, a construction plan of the construction site is drawn, and then the channels for transporting the components are determined.
By adopting the technical scheme, the plan of the construction site at the drawing position is measured in advance, so that a reasonable passage for transporting stage components can be conveniently made for workers, repeated measurement on the site is avoided, and the working efficiency is improved.
Optionally, in step S3, the auxiliary equipment includes a truck crane for hoisting the large member from the transportation equipment to the construction site, and a guide pulley used in cooperation with the hoisting winch and the pulley block.
By adopting the technical scheme, the large-scale hoisting equipment cannot enter the field due to the limitation of construction site, the large-scale stage component can be hoisted to a place close to the installation position from a truck, and the truck crane has the characteristics of convenient movement and hoisting.
Optionally, in step S4, a suitable hoisting point is selected at the construction site, then the pulley block is installed, and no obstacle exists around the hoisting point, so as to block the movement of the hoisting steel wire rope.
Optionally, in step S4, the position of the truck and transport equipment at the construction site is arranged.
Optionally, in the step S4, a plurality of hoisting winches are arranged on the construction site, and then the hoisting winches are connected with the pulley block by a wire rope.
Optionally, the guide pulleys are arranged on two sides of the installation point, and are located on the same horizontal line with the hoisting winch, the guide pulleys are fixed on the ground through chemical bolts, and a steel wire rope on the hoisting winch penetrates through the guide pulleys.
Through adopting above-mentioned technical scheme, the oblique pulling force between hoist engine and the assembly pulley of setting can be changed into horizontally pulling force to the leading sheave that sets up, makes the play effect that hoist engine can be better.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in the hoisting process, the hoisting winch and the pulley block are matched, so that on one hand, the problem that large objects cannot be hoisted due to the limitation of indoor space conditions is avoided, on the other hand, the combination of the hoisting winch and the pulley is convenient to install on a construction site, the installation period is short, and the disassembly and assembly cost is low after later use is finished;
2. can form visual and visual data through this hoist and mount scheme, when hoist and mount construction, the staff can directly refer to this data hoist and mount can, this hoist and mount scheme, visual and visual understands easily, brings positive effect to the quality, safety and the time limit for a project of hoist and mount engineering.
Drawings
FIG. 1 is a schematic view of a transport corridor embodied in an embodiment of the present application;
FIG. 2 is a schematic diagram of a suspension point location embodied in an embodiment of the present application;
FIG. 3 is a schematic diagram of a truck mounted position embodying embodiments of the present application;
FIG. 4 is a schematic diagram of a floor plan of a hoist embodying embodiments of the present application;
FIG. 5 is a cross-sectional view of an embodiment of the present application embodying a hoist and sheave assembly arrangement;
FIG. 6 is a longitudinal cross-sectional view of an embodiment of the present application embodying a hoist and sheave assembly arrangement;
fig. 7 is a schematic diagram of the hoisting winch and the guide wheel according to the embodiment of the present application;
fig. 8 is a schematic diagram of a transportation stage component employing a carrier ox vehicle embodying embodiments of the present application.
Description of reference numerals: 1. carrying a ground cattle vehicle; 2. hoisting a winch; 3. a pulley block; 4. a truck; 5. a truck crane; 6. and a guide pulley.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses a construction method for hoisting stage mechanical equipment. The embodiment of the application is mainly used for hoisting heavy components of large stage equipment, a deep foundation pit which is constructed in advance is arranged on a construction site, and the large components used by the stage equipment need to be hoisted into the deep foundation pit; the weight of each stage device to be hoisted is 130 tons, the construction environment of a construction site is that the external structure of a building is already built, the height of the interior of the building is low, and hoisting can not be carried out by adopting equipment such as a crane or a gantry crane, and therefore, the stage devices are needed to be disassembled into a plurality of split bodies to be transported to the construction site, hoisted to a deep foundation pit, and finally connected in the deep foundation pit through bolts.
Referring to fig. 1, a construction method for hoisting stage mechanical equipment includes the following steps:
s1: preparation before hoisting construction;
preparation in the aspect of construction technology: transacting various operation application procedures according to the requirements of an owner management system; carefully preparing the construction and acceptance technical specifications which must be followed by the project construction: the adopted main construction and acceptance criteria and engineering quality inspection and evaluation standards are allocated according to professional construction requirements, the coverage rate of the standards is ensured to reach 100%, and a technical quality department is responsible for supervising and checking the allocation conditions and registering the allocation conditions in a book.
Preparation of hoisting constructors: and (4) making a labor force plan of each stage of project construction according to the contract construction period, the construction progress plan, the construction workload, the labor productivity and other factors, and organizing constructors to enter the construction site according to the labor force plan. Various labor forces are organized according to plans to enter a construction site, the quantity required by the progress of the project is met, and the invested constructors must ensure the technical quality necessary for completing the project. The special operating personnel must be qualified through corresponding professional training and have the certificate of going on duty to ensure the certificate of keeping duty.
Preparation of construction materials: on the basis of seriously digesting the construction drawing, the construction special tool and the related construction data are implemented according to the construction content, and the construction drawing, the material, the equipment and the work amount plan needed are reported in time. The materials purchased by oneself need to be purchased in time and supplied according to a plan, meanwhile, the quality of the materials (all of which require accompanied certificates of quality assurance) needs to be ensured, and the models, specifications and varieties of various materials are seriously rechecked.
Construction equipment used when hoisting the stage component: a carrier dock 1 for carrying the disassembled stage member; the device comprises a hydraulic jack, a chain block, a steel wire rope, a clamping ring, a spot welding machine, a gas cutting tool, a hoisting winch 2, a guy rope, an angle grinder, a pulley block 3, a hydraulic vehicle, a rail, a steel disc ruler, a steel wire line, a theodolite, a level gauge, a frame type level gauge, a hydraulic wrench, a locking screw and a bench tool.
The temporary power supply for providing electric power for equipment such as a hoisting winch 2 is arranged on a construction site, a general distribution box is led out from the distribution box in consideration of the overall load condition on the site during stage equipment installation construction, and the general distribution box is arranged at the rear position of a main stage. The branch is divided into a main stage, a side stage and a pit bottom from the main distribution box, and thus, the power utilization requirement of stage equipment installation and construction can be basically met; each power of the hoisting winch 2 motor is 11KW, the rated current is 22A, 4 sets of current is about 88A, the hoisting winch is started at the same time, the instant starting current is 2 times of the rated current, and a circuit breaker with the capacity of 200A is selected to meet the use requirement.
Preparation conditions before hoisting construction: the temporary hoisting points for installing the pulley block 3 and barriers such as scaffolds in a stage area are required to be arranged in advance in the hoisting construction, other impurities are removed, the foundation pit has no accumulated water, the transportation channel is smooth and has no foreign matters, and the shielding and protecting construction above the hoisting points is completed and the safety of personnel and equipment is ensured.
S2: arranging a transportation channel;
referring to fig. 1, firstly measuring the size of a construction site, drawing a plan view of the construction site, marking the arrangement conditions of the constructed building beams, columns and civil engineering channels of the construction site in the plan view, and determining a transportation channel capable of transporting the stage member in the plan view by combining the size of equipment used for hoisting the stage member, so as to avoid collision with the constructed building on the site when transporting the large stage member; through actual measurement and planning, the transportation channel of the on-site stage is as follows: a transportation channel for transporting stage equipment is arranged between the upper opening of the stage and the deep foundation pit in the middle of the stage.
The ultimate requirements for a transport corridor to carry a single large stage component are: carrying a maximum piece weight of 16.9 tons; load maximum single piece volume length width height =10.5 meters by 2.5 meters by 2.4 meters.
S3: selecting hoisting equipment;
according to the construction equipment provided in the step S1, and according to the actual situation of the project and the site conditions of the site hoisting, selecting corresponding hoisting equipment, where the hoisting equipment includes transportation equipment, hoisting equipment and auxiliary equipment, and the hoisting winch 2 and the pulley block 3 constitute main hoisting equipment for hoisting the stage equipment member, and in the actual hoisting process, the matching use of the winch and the pulley block 3 can hoist the heavy stage equipment member in a limited space, and the selected hoisting equipment only occupies a small construction site, and does not affect the implementation of other constructions; the transportation equipment comprises a truck 4 for transporting the large stage component to a construction site from a factory, equipment such as a ground carrier 1 and a hydraulic vehicle is also used for transporting the large stage component to the position above a foundation pit at a position needing to be installed from the truck 4, the narrow space of the construction site is avoided, the truck 4 cannot be close to the position near the foundation pit for installing the large stage component, the large stage component can be more conveniently transported to the position near the foundation pit in the middle of the stage by adopting the combination of multiple kinds of transportation equipment, and the hoisting efficiency is improved; the auxiliary equipment comprises a truck crane 5, when the truck 4 transports the large stage component to the vicinity of a construction site, the truck crane 5 is arranged at the inlet side of the transportation channel, and the truck crane 5 is convenient to hoist the stage component from the truck 4 to the carrier ox car 1; the auxiliary equipment also comprises a plurality of guide pulleys 6 matched with the hoisting winch 2 and the pulley block 3 for use, the arranged guide pulleys 6 can change the tension direction of the steel wire rope, and the tension in the inclined direction can be changed into horizontal tension, so that the hoisting winch 2 can better play a role.
S4: arranging hoisting equipment;
when the hoisting equipment is arranged, the actual situation of site construction needs to be considered, the influence on the normal operation of other work in the hoisting and transporting processes is avoided, as a transportation channel port is a main construction channel, the transportation channel port cannot be closed in a long time, the single piece transportation time is long, and the unloading work cannot be continuously carried out, the unloading machine is a portable truck crane 5, a site plan is drawn through actual measurement before transportation, such as a transportation vehicle, the unloading machine and a channel schematic diagram, and the tonnage of the truck crane 5 is selected according to the weight and the size of a component to be unloaded, a site station, the most economical unloading machine is selected according to the factors such as the height of the component to be unloaded and the like.
Referring to fig. 2, selection of the position of a suspension point of the pulley block 3: in the embodiment of the application, six hoisting points are exemplified, the positions of the six hoisting points are uniformly arranged on the top surfaces of the buildings on two sides of the deep foundation pit, each set hoisting point can bear the tension of at least 8 tons, and when the position of the hoisting point is selected, no obstacle is required to be arranged around the position of the hoisting point and the movement of a steel wire rope cannot be blocked; after the hoisting point is set, the worker correspondingly installs the pulley block 3 on each hoisting point, the hoisting point is connected with the pulley block 3 through the arranged shackle, and after the hoisting at the later stage is completed, the worker detaches the pulley block 3 from the hoisting point.
Referring to fig. 3, selection of location of truck crane 5: due to the particularity of the construction site, a stockyard without large-scale stage components is arranged, the passage is also a main construction passage of each construction unit, and only one part can be unloaded, so that the truck crane 5 is temporarily arranged for use, when the stage components are transported to the construction site, the position of the truck crane 5 is temporarily arranged, and the stage components are conveniently hoisted to the construction site from the truck 4; since the construction site has only one transportation passage, the truck crane 5 is generally arranged near the passage opening of the transportation passage, and during the arrangement, the truck crane 5 is considered not to collide with the building when in work.
Fig. 4, 5, 6, arrangement of hoisting winch 2 and guide sheave 6: the hoisting winches 2 are arranged in plurality, and the hoisting winches 2 are fixed on the ground through chemical bolts, in the embodiment of the application, four hoisting winches 2 are taken as an example, and the four hoisting winches 2 are uniformly arranged at the other end of the deep foundation pit relative to the transportation channel; guide pulley 6 is provided with a plurality ofly equally, and uses with jack-up hoist engine 2 mutually supporting, and a plurality of guide pulley 6 are arranged in the both sides of deep basal pit, and guide pulley 6 should not adopt the opening pulley, prevents that wire rope from droing from guide pulley 6. The hoisting winch 2 must be installed with a reasonable ground anchor, and the guide pulley 6 should be arranged on the vertical center line of the winding drum, and the distance to the winding drum should not be less than 20 times of the length of the winding drum. The machine base is fixed on the ground anchor by utilizing a preformed hole on the machine base or coiling the machine base by using a steel wire rope. The back part of the machine base is additionally provided with a weight to ensure that the hoisting winch 2 does not slide, move or overturn during operation. The rope outlet height of the winding drum of the hoisting winch 2 is higher than that of the bottom guide pulley 6.
The installation positions of the hoisting winch 2 and the guide sheave 6 should be noted as follows:
a. the hoisting winch 2 is installed in such a position that the operator can see the commander and the hoisted or dragged object clearly. The horizontal distance from the hoisting winch 2 to the installation position of the component is larger than the installation height of the component, namely when the component is hoisted to the installation position, the elevation angle of the sight line of an operator is smaller than 45 degrees;
b. the guide pulley 6 is arranged right ahead the hoisting winch 2, the distance from the guide pulley 6 to the axis of a winding drum, the width of the winding drum with a groove is not less than 15 times of the width of the winding drum, namely the inclination angle alpha is not more than 2.5 degrees, and the width of the winding drum without the groove is more than 20 times of the width of the winding drum, so that the steel wire rope and the groove edge of the guide pulley are prevented from being excessively abraded;
c. the direction of winding the steel wire rope into the reel is perpendicular to the axis of the reel, and the verticality of the steel wire rope is allowed to deviate by 6 degrees. Thus, the wire rope rings can be arranged orderly without oblique winding and mutual staggered extrusion.
S5: starting hoisting;
referring to fig. 7 and 8, before the actual start of hoisting, a suitable specification of the truck crane 5 is selected for the size of each stage member; steel plates with the thickness of 20mm are paved on the ground of the transportation channel, so that the heavy stage components are prevented from being transported, and the ox cart 1 for transporting the stage components is prevented from sinking into the ground; after the stage member is transported to a construction site, the truck crane 5 hoists the stage member to the carrier ox cart 1, and then transports the stage member to the vicinity of the deep foundation pit through the carrier ox cart 1 and the hoisting winch 2.
Before hoisting, 3 hoisting rope buckles are bound at the top of a horizontally placed stage component, the centers of the hoisting rope buckles are bound on the upper plane of the component in a vertical state, 2 rope buckles are bound at the lower part of the component for traction, the hoisting winch 2 is adjusted to enable each hoisting point to be in a stress state, and professional hoisting personnel uniformly command the coordination of the hoisting winch 2 at the hoisting point and the traction force at the lower part to start slow hoisting. The stage component is lifted to a vertical state through the hoisting winches 2 and is separated from the ground by about 200mm, the displacement of the bottom center line from the installation center line is generally observed, and after the installation center line position is adjusted through traction matching of each hoisting winch 2 and the bottom, the drop hook of the hoisting winch 2 is operated in a inching mode to ensure that the component center is coincided with the installation center. Connecting bolts and well supporting the bottom, loosening the hook and the rope buckle of the hoisting winch 2 and completing hoisting.
And after the primary hoisting is finished, sequentially hoisting the rest stage components by adopting the same method, and finishing the assembly in the deep foundation pit.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A construction method for hoisting stage mechanical equipment is characterized by comprising the following steps: the method comprises the following steps:
s1: preparing before hoisting construction, including preparation in the aspect of construction technology, determination of hoisting constructors, preparation of construction materials and selection of main construction equipment;
s2: the transportation channel is arranged, so that large components needing to be hoisted can be conveniently transported;
s3: selecting hoisting equipment, selecting proper hoisting equipment and determining an initial hoisting scheme according to the actual condition and site condition of a project, wherein the hoisting equipment comprises transportation equipment for transporting a large-scale component to a construction site, hoisting equipment for hoisting the component and related auxiliary equipment, the hoisting equipment comprises a plurality of hoisting winches (2) and a plurality of pulley blocks (3), and the component is hoisted through the combination of the hoisting winches (2) and the pulley blocks (3);
s4: arranging hoisting equipment, and arranging transportation equipment, hoisting equipment and related auxiliary equipment to proper positions according to actual conditions on site;
s5: and starting to hoist the large member formally on the basis of the steps.
2. The construction method for hoisting stage mechanical equipment according to claim 1, wherein the construction method comprises the following steps: in step S1, the technical preparation includes construction and acceptance specifications to be followed by the construction, temporary power supply setting, and cleaning up the environment of the hoisting construction site, the hoisting constructor should have skills for hoisting construction and have corresponding on-duty certificates, and the construction equipment includes necessary equipment for hoisting large-scale components.
3. The construction method for hoisting stage mechanical equipment according to claim 1, wherein the construction method comprises the following steps: in the step 2, the size of the construction site is measured, the relevant conditions of the existing construction beam, column and civil engineering channel arrangement of the construction site are confirmed, a construction plan of the site is drawn, and then the channel for transporting the component is determined.
4. The construction method for hoisting stage mechanical equipment according to claim 1, wherein the construction method comprises the following steps: in the step S3, the auxiliary equipment comprises a truck crane (5) for hoisting the large member from the transportation equipment to the construction site and a guide pulley (6) matched with the hoisting winch (2) and the pulley block (3).
5. The construction method for hoisting stage mechanical equipment according to claim 1, characterized in that: in the step S4, a proper lifting point is selected on the construction site, then the pulley block (3) is installed, no barrier is arranged around the lifting point, and the movement of the hoisting steel wire rope is blocked.
6. The construction method for hoisting stage mechanical equipment according to claim 1, characterized in that: in the step S4, the locations of the truck crane (5) and the transportation device at the construction site are arranged.
7. The construction method for hoisting stage mechanical equipment according to claim 1, wherein the construction method comprises the following steps: in the step S4, a plurality of hoisting winches (2) are arranged on a construction site, and then the hoisting winches (2) and the pulley block (3) are connected by a wire rope.
8. The construction method for hoisting stage mechanical equipment according to claim 4, wherein the construction method comprises the following steps: the guide pulleys (6) are arranged on two sides of the mounting point, the guide pulleys (6) and the hoisting winch (2) are located on the same horizontal line, the guide pulleys (6) are fixed on the ground through chemical bolts, and a steel wire rope on the hoisting winch (2) penetrates through the guide pulleys (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210695744.4A CN114991493A (en) | 2022-06-20 | 2022-06-20 | Construction method for hoisting stage mechanical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210695744.4A CN114991493A (en) | 2022-06-20 | 2022-06-20 | Construction method for hoisting stage mechanical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114991493A true CN114991493A (en) | 2022-09-02 |
Family
ID=83035746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210695744.4A Pending CN114991493A (en) | 2022-06-20 | 2022-06-20 | Construction method for hoisting stage mechanical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114991493A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2683728Y (en) * | 2004-03-17 | 2005-03-09 | 上海市第一建筑有限公司 | Integral hoisting system for giant-scale girder |
| CN101845914A (en) * | 2010-04-09 | 2010-09-29 | 中国第一冶金建设有限责任公司 | Installation method of three-tube steel chimney |
| CN106245530A (en) * | 2016-08-24 | 2016-12-21 | 广西长长路桥建设有限公司 | A kind of universal rod body CABLEWAY ERECTION SYSTEM removes engineering method |
| CN212503680U (en) * | 2020-04-08 | 2021-02-09 | 中国电建集团华东勘测设计研究院有限公司 | Hoisting system for large-scale bridge crane heavy workpiece |
| CN215107098U (en) * | 2021-04-27 | 2021-12-10 | 湖南建工集团有限公司 | Theatre main stage truck crane hoisting platform |
-
2022
- 2022-06-20 CN CN202210695744.4A patent/CN114991493A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2683728Y (en) * | 2004-03-17 | 2005-03-09 | 上海市第一建筑有限公司 | Integral hoisting system for giant-scale girder |
| CN101845914A (en) * | 2010-04-09 | 2010-09-29 | 中国第一冶金建设有限责任公司 | Installation method of three-tube steel chimney |
| CN106245530A (en) * | 2016-08-24 | 2016-12-21 | 广西长长路桥建设有限公司 | A kind of universal rod body CABLEWAY ERECTION SYSTEM removes engineering method |
| CN212503680U (en) * | 2020-04-08 | 2021-02-09 | 中国电建集团华东勘测设计研究院有限公司 | Hoisting system for large-scale bridge crane heavy workpiece |
| CN215107098U (en) * | 2021-04-27 | 2021-12-10 | 湖南建工集团有限公司 | Theatre main stage truck crane hoisting platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101328746B (en) | Steel structure high altitude mounting method | |
| CN113431340B (en) | Construction method of rose-shaped special-shaped space grid steel structure | |
| CN110528891B (en) | Integral hoisting method for large-span spherical net rack | |
| CN107013038B (en) | A kind of steel structure slipping of building roof lighting Zhongting changes column construction method | |
| CN105152032A (en) | Installing method for bridge crane in enclosed environment workshop | |
| CN111502304A (en) | Construction method for hoisting arched net rack | |
| CN115162594A (en) | Construction method based on BIM floor support plate process deepening | |
| CN111485573A (en) | Transmission project prefabricated foundation installation and iron tower assembly coherent construction method | |
| CN112252741A (en) | Full-rail crane for super high-rise unit curtain wall and installation and use method thereof | |
| KR102225739B1 (en) | Carrying device for exchanging festoon hanger rail of crane and exchanging method using it | |
| CN114991493A (en) | Construction method for hoisting stage mechanical equipment | |
| CN214062384U (en) | Full-rail crane for super high-rise unit curtain wall | |
| CN213807681U (en) | Long-distance open type TBM (tunnel boring machine) single-head tunneling small-section quick dismantling system | |
| KR101734024B1 (en) | Reinforcement and transfer deck for complement work of overhead crane girder | |
| CN111646376A (en) | Gun carriage hoisting device | |
| CN115324416A (en) | Integral hoisting construction process for iron tower | |
| CN210855039U (en) | Multifunctional crawler-type hydraulic crane for coal mine | |
| JP2011252318A (en) | Load receiving platform and its transferring method | |
| CN112627405A (en) | Curtain wall installation and construction method for variable cross-section track system | |
| CN111285229A (en) | Super high-rise power distribution room equipment hoisting engineering construction structure | |
| CN218028885U (en) | Coal conveying trestle maintenance operation platform of thermal power factory | |
| CN111411624A (en) | Hoisting method for reinforcement cage of underground continuous wall in height-limited area | |
| CN217172894U (en) | Temporary twisting-changing structure for coal mine shaft | |
| CN111691731B (en) | Steel plate warehouse installation method | |
| CN113931076B (en) | Prefabricated installation construction method for bridge deck plate of gradient section of steel plate composite beam bridge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220902 |
|
| RJ01 | Rejection of invention patent application after publication |