CN113309369A - Accurate positioning and mounting method for building structure embedded sleeve and sleeve assembly component - Google Patents

Accurate positioning and mounting method for building structure embedded sleeve and sleeve assembly component Download PDF

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Publication number
CN113309369A
CN113309369A CN202110724165.3A CN202110724165A CN113309369A CN 113309369 A CN113309369 A CN 113309369A CN 202110724165 A CN202110724165 A CN 202110724165A CN 113309369 A CN113309369 A CN 113309369A
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China
Prior art keywords
sleeve
layer
template
positioning hole
laser
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CN202110724165.3A
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Chinese (zh)
Inventor
方泽华
方科宇
刘俊英
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Individual
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Individual
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Priority to CN202110724165.3A priority Critical patent/CN113309369A/en
Publication of CN113309369A publication Critical patent/CN113309369A/en
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    • 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
    • E04G21/18—Adjusting tools; Templates
    • 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
    • E04G21/18—Adjusting tools; Templates
    • E04G21/1841—Means for positioning building parts or elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
    • F16L5/02—Sealing

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

The invention discloses an accurate positioning and mounting method of building structure embedded sleeves and a sleeve assembly component, wherein the method comprises the following steps: processing and manufacturing a sleeve assembling component; determining the installation position of a first-layer sleeve by using the building axis data; and positioning and mounting the sleeves of other floors by using laser measuring equipment. The sleeve assembling component comprises a limiting plate, a sleeve and positioning hole pieces, the sleeve is fixedly installed on the limiting plate, at least two positioning hole pieces are arranged on the sleeve assembling component, positioning holes are formed in the positioning hole pieces, and one ends, provided with the positioning holes, of the positioning hole pieces extend into the sleeve. When the method is used for installing the sleeves, a three-point and one-line mode is adopted, accumulated errors are avoided, the installation precision and efficiency are improved, meanwhile, the position relation among the sleeves can be accurately expressed by adopting a sleeve assembling component mode, the vertical installation error is not more than 3mm, the horizontal installation error is not more than 1mm, the construction cost is reduced, and the engineering quality is improved.

Description

Accurate positioning and mounting method for building structure embedded sleeve and sleeve assembly component
Technical Field
The invention relates to the technical field of building construction, in particular to an accurate positioning and mounting method of building structure embedded sleeves and a sleeve assembling component.
Background
In high-rise buildings, in order to ensure that pipelines can be smoothly penetrated, embedded sleeves need to be arranged on each floor, and currently, an axis positioning method, a lead weight wire hanging method, a light beam positioning method and the like are adopted. The axis positioning method is characterized in that according to the position of a sleeve in a building design drawing, the position of the sleeve is marked on a template by utilizing building axis pay-off data, the sleeve is respectively fixed on a steel bar or the template, and then concrete is poured. The plumb bob wire hanging method is characterized in that the circle center position of a sleeve is roughly estimated by utilizing building axis line paying-off data, then a hole (the diameter is larger than 60 mm) is formed in a template, a plumb bob is used for newly forming a hole in an upper layer template to the circle center of a next layer of sleeve, a worker is arranged to observe and adjust the plumb bob near the next layer of sleeve, the plumb bob is enabled to be superposed with the circle centers of the upper layer sleeve and the lower layer sleeve, then the circumference position of the sleeve is marked on the template, then the sleeve is respectively fixed on a reinforcing steel bar or the template according to the marked position, and finally concrete is poured together with a floor slab. The beam positioning method is to position the upper casing by the lower casing by using laser equipment and then to fix and mount the casing. The other method is that the sleeve is directly installed on the pipeline, and is hoisted into the reserved pipe well together, then the pipe well reinforcing steel bars are recovered, the sleeve is fixed on the pipe well reinforcing steel bars, and finally the pipe well template is installed, and concrete is poured.
The axis positioning method, the plumb bob line hanging method and the like need to frequently use axis line pay-off data of different floors, accumulated errors are easily caused, the error of the axis line pay-off data of a high-rise building is usually 20 mm-30 mm, the axis line pay-off data of the high-rise building is frequently used, the vertical installation error of a sleeve can be enlarged to be more than 30 mm-50 mm, the installation quality and progress of a pipeline are seriously influenced, the light beam positioning method in the prior art only measures the positions of the sleeves of the upper floor and the lower floor, the accumulated errors are easily caused for the high-rise building, the position relation between adjacent sleeves cannot be accurately determined, the problems of displacement of the central line of the sleeve and unevenness of the sleeve can be possibly caused, in addition, each sleeve needs to be respectively positioned and installed in the construction process, the working efficiency is low, and the construction cost is high.
Disclosure of Invention
The invention aims to provide an accurate positioning and mounting method of a building structure embedded sleeve and a sleeve assembling component, and aims to solve the problems of low sleeve mounting accuracy, large error, low efficiency and the like in the prior art.
In order to achieve the purpose, the invention provides an accurate positioning and mounting method of a building structure embedded sleeve, which comprises the following steps:
the method comprises the following steps: processing and manufacturing a sleeve assembling component, and determining the size and the number of the sleeve and the positioning hole piece and the position of the sleeve and the positioning hole piece on the limiting plate;
step two: determining the installation position of a first-layer sleeve by using the axial line data of the first-layer building, fixing the sleeve assembly member in the step one on a first-layer template, and then pouring the sleeve assembly member in concrete along with a main structure;
step three: a. positioning and installing the sleeve assembling member above the second-layer template by using a laser plummet: placing a laser plummet above a second-layer template, estimating the circle center position of a sleeve by utilizing building axis pay-off data, then forming a hole in the second-layer template at the corresponding circle center position, observing lower laser of the laser plummet, enabling the lower laser to simultaneously penetrate through the hole in the second-layer template and the positioning hole in the first-layer floor slab finished installation sleeve assembly component so as to determine that the hole forming position of the second-layer template is accurate, placing the sleeve assembly component to be installed on the second-layer template, and adjusting the position of the sleeve assembly component to be installed so that the lower laser of the laser plummet simultaneously penetrates through the positioning hole in the second-layer template sleeve assembly component to be installed, the hole in the second-layer template and the positioning hole in the first-layer floor slab finished installation sleeve assembly component;
b. selecting two positioning holes on the sleeve assembling component to be installed to repeat the operation, determining the position of the sleeve assembling component to be installed on the second layer of template, and simultaneously adjusting the installation height of the sleeve assembling component to be installed by using a laser level meter to enable all sleeve pipe orifices to be in the same horizontal line;
c. fixing the sleeve assembling component to be installed on the template or the steel bar, and finally pouring the sleeve assembling component in the floor slab concrete along with the main floor slab pouring construction;
step four: a. positioning and installing a sleeve assembling component above the third layer of template by using a laser plummet: the laser plummet is placed above the third layer of template, the position of the center of the sleeve is estimated by utilizing the building axis line laying data, then, a hole is formed in the position, corresponding to the circle center, of the third layer of template, the lower laser of the laser plummet is observed and simultaneously penetrates through the hole of the third layer of template, the positioning hole of the second layer of floor slab on which the sleeve assembling component is installed and the positioning hole of the first layer of floor slab on which the sleeve assembling component is installed, the position of the sleeve assembling component to be installed is adjusted to enable the lower laser of the laser plummet to simultaneously penetrate through the positioning hole in the sleeve assembling component of the third layer of the template, the opening of the third layer of the template, the positioning hole in the sleeve assembling component of the second layer of the floor slab and the positioning hole in the sleeve assembling component of the first layer of the floor slab;
b. selecting two positioning holes on the sleeve assembling component to be installed to repeat the operation, determining the position of the sleeve assembling component to be installed on the third layer of template, and simultaneously adjusting the installation height of the sleeve assembling component by using the laser level meter to enable all sleeve pipe orifices to be in the same horizontal line;
c. fixing the sleeve assembling component to be installed on the template or the steel bar, and finally pouring the sleeve assembling component in the floor slab concrete along with the main floor slab pouring construction;
step five: and when the sleeve pipes of the fourth floor and above are installed, repeating the operation of the fourth step until all the sleeve pipes of the whole building are installed.
Further, step a of the third step is replaced by positioning a sleeve assembling member below the second-layer template by using a laser plummet: placing the laser plummet between the second layer of template and the first layer of floor slab, enabling lower laser of the laser plummet to penetrate through a positioning hole on the first layer of floor slab which is finished to install the sleeve assembling component, enabling upper laser of the laser plummet to be projected on the lower surface of the second layer of template, forming a hole at a laser projection point of the second layer of template, enabling upper laser to penetrate through the hole, placing the sleeve assembling component to be installed on the second layer of template, and adjusting the position of the sleeve assembling component to enable upper laser of the laser plummet to simultaneously penetrate through the hole on the second layer of template and the positioning hole on the sleeve assembling component to be installed;
step a of the step four is replaced by positioning a sleeve assembling component below the third layer of template by using a laser plummet: and placing the laser plummet between the third layer of template and the second layer of floor slab, enabling the lower laser of the laser plummet to simultaneously penetrate through the positioning hole on the second layer of floor slab which is already provided with the sleeve assembling component and the positioning hole on the first layer of floor slab which is already provided with the sleeve assembling component, enabling the upper laser of the laser plummet to be projected on the lower surface of the third layer of template, opening a hole at the laser projection point of the third layer of template, enabling the upper laser to penetrate through the hole, placing the sleeve assembling component to be installed on the third layer of template, and adjusting the position of the sleeve assembling component to enable the upper laser of the laser plummet to simultaneously penetrate through the opening hole of the third layer of template and the positioning hole on the sleeve assembling component to be installed.
Further, in the above steps, when the laser passes through the positioning hole, the laser can be observed manually or by installing a pinhole camera on a mobile phone.
Further, the diameter of an opening on the floor template of the sleeve assembling component to be installed is 15 mm-25 mm.
Based on the accurate positioning and mounting method of the building structure embedded sleeve, the invention also provides a sleeve assembling component which comprises a limiting plate, a sleeve and positioning hole pieces, wherein the sleeve is fixedly mounted on the limiting plate, the sleeve assembling component is provided with at least two positioning hole pieces, positioning holes are formed in the positioning hole pieces, and one ends of the positioning hole pieces, provided with the positioning holes, extend into the sleeve.
Furthermore, the positioning hole piece and the limiting plate are of an integrated structure, and the positioning hole piece is welded with the sleeve.
Furthermore, the positioning hole piece and the limiting plate are detachably connected, the positioning hole piece is inserted into the sleeve, and a jack matched with the positioning hole piece is arranged on the wall of the sleeve.
Further, the sleeve assembling component further comprises a positioning lock, the lower end of the positioning lock is detachably connected with the limiting plate, the positioning hole piece is detachably connected with the positioning lock, the positioning hole piece is connected with the sleeve in an inserting mode, and a jack matched with the positioning hole piece is arranged on the wall of the sleeve.
Further, the positioning hole piece is provided with a cutting groove at the position which is positioned at the inner side of the sleeve and is close to the wall of the sleeve.
Furthermore, the positioning holes are through holes with the diameter of 1.5 mm-6 mm.
The invention has the beneficial effects that: the invention improves the installation precision of the building structure embedded sleeve, avoids the accumulated error in the sleeve installation process in the prior art, overcomes the problems of the displacement of the central line of the sleeve and the uneven height of the sleeve after the sleeve is installed, and can achieve the vertical installation error of not more than 3mm and the horizontal installation error of not more than 1 mm. In addition, the invention adopts the modularization and standardization to manufacture the sleeve assembling component, optimizes the sleeve construction process, improves the sleeve installation efficiency, simplifies the working procedures, reduces the construction cost and the later-stage pipeline installation cost, shortens the construction period and improves the engineering quality.
Drawings
FIG. 1 is a schematic structural view of a sleeve fitting member of the present invention;
fig. 2 is a schematic structural view of a limiting plate of a first casing assembling member according to the present invention;
FIG. 3 is a schematic structural view of a first sleeve assembling member of the present invention;
FIG. 4 is a schematic sectional view taken along line A-A of FIG. 3;
fig. 5 is a schematic structural view of a limiting plate of a second sleeve assembling member of the invention;
FIG. 6 is a schematic structural view of a positioning hole member of a second sleeve assembling member according to the present invention;
FIG. 7 is a schematic structural view of a second grommet fitting member according to the present invention;
FIG. 8 is a schematic cross-sectional view taken along line B-B in FIG. 7;
fig. 9 is a schematic structural view of a third ferrule assembling member retaining plate according to the present invention;
FIG. 10 is a schematic view showing the construction of a positioning hole member of the third sleeve assembling member of the present invention;
FIG. 11 is a top schematic view of a third sleeve mounting member positioning lock of the present invention;
FIG. 12 is a schematic bottom view of a third sleeve mounting member positioning lock of the present invention;
FIG. 13 is a schematic structural view of a third grommet fitting member according to the present invention;
fig. 14 is a schematic cross-sectional view taken along line C-C in fig. 13.
In the figure: 1. a limiting plate; 1a, a first limiting plate; 1b, a second limiting plate; 1c, a third limiting plate; 2. a sleeve; 3. positioning a hole piece; 3a, a first positioning hole piece; 3b, a second positioning hole piece; 3c, a third positioning hole piece; 4. Positioning holes; 5. cutting off the groove; 6. casing patch; 7. a positioning lock; 8. a T-shaped support; 9. a groove; 10. t-shaped empty groove.
Detailed Description
The technical scheme of the invention is clearly and completely described in the following with reference to the accompanying drawings.
The invention provides an accurate positioning and mounting method of a building structure embedded sleeve, which comprises the following steps:
the method comprises the following steps: processing and manufacturing a sleeve assembling component, and determining the size and the number of the sleeve and the positioning hole piece and the position of the sleeve and the positioning hole piece on the limiting plate;
step two: determining the installation position of a first-floor sleeve by using the axial line data of the first-floor building, fixing a sleeve assembly member on a first-floor template, and then pouring the sleeve assembly member in concrete along with a main structure;
step three: a. positioning and installing the sleeve assembling member above the second-layer template by using a laser plummet: placing a laser plummet above a second-layer template, estimating the circle center position of the sleeve by utilizing the building axis pay-off data, then forming a hole in the corresponding circle center position on the second-layer template, observing laser under the laser plummet, enabling the laser to simultaneously penetrate through the hole in the second-layer template and the positioning hole in the sleeve assembling component which is installed on the first-layer floor slab to determine that the hole forming position of the second-layer template is accurate, placing the sleeve assembling component to be installed on the second-layer template, and adjusting the position of the sleeve assembling component to be installed to enable the laser under the laser plummet to simultaneously penetrate through the positioning hole in the sleeve assembling component to be installed on the second-layer template, the hole in the second-layer template and the positioning hole in the sleeve assembling component which is installed on the first-layer floor slab;
b. selecting two positioning holes on the sleeve assembling component to be installed to repeat the operation, determining the position of the sleeve assembling component to be installed on the second layer of template, and simultaneously adjusting the installation height of the sleeve assembling component to be installed by using a laser level meter to enable all sleeve pipe orifices to be in the same horizontal line;
c. fixing the sleeve assembling component to be installed on the template or the steel bar, and finally pouring the sleeve assembling component in the floor slab concrete along with the main floor slab pouring construction;
step four: a. positioning and installing a sleeve assembling component above the third layer of template by using a laser plummet: placing a laser plummet above a third-layer template, estimating the circle center position of a sleeve by utilizing building axis pay-off data, then forming a hole in the corresponding circle center position on the third-layer template, observing laser below the laser plummet, enabling the laser to simultaneously penetrate through the hole of the third-layer template, a positioning hole on a second-layer floor slab completed installation sleeve assembly component and a positioning hole on a first-layer floor slab completed installation sleeve assembly component so as to determine that the hole of the third-layer template is accurate in position, placing a to-be-installed sleeve assembly component on the third-layer template, adjusting the position of the sleeve assembly component so that the laser below the laser plummet simultaneously penetrates through the positioning hole on the third-layer template sleeve assembly component, the positioning hole on the second-layer floor slab completed installation sleeve assembly component and the positioning hole on the first-layer floor slab completed installation sleeve assembly component;
b. selecting two positioning holes on the sleeve assembling component to be installed to repeat the operation, determining the position of the sleeve assembling component to be installed on the third layer of template, and simultaneously adjusting the installation height of the sleeve assembling component by using a laser level meter to enable all sleeve pipe orifices to be in the same horizontal line;
c. fixing the sleeve assembling component to be installed on the template or the steel bar, and finally pouring the sleeve assembling component in the floor slab concrete along with the main floor slab pouring construction;
step five: and when the sleeve pipes of the fourth floor and above are installed, repeating the operation of the fourth step until all the sleeve pipes of the whole building are installed.
Specifically, in the steps of the method, when the laser penetrates through the positioning hole, the laser can be observed manually and directly or by a pinhole camera installed on a mobile phone. Generally, for a common building, the distance between floors is not too large, and only the laser can be directly observed to penetrate through the positioning hole by manual work, and for some buildings with higher floor height requirements, the laser can be observed to penetrate through the positioning hole by a mode of installing a pinhole camera by a mobile phone.
Specifically, the diameter of an opening on a floor formwork of a sleeve assembling component to be installed is 15 mm-25 mm generally, the diameter of the opening on the formwork is 20mm, the diameter of the opening on the formwork in the prior art is larger than 60mm generally, and the opening of the formwork needs to be repaired in the later period to prevent slurry leakage.
Based on the above accurate positioning and installation method for the building structure embedded sleeve, the invention further provides a sleeve assembly component, the sleeve assembly component is completed through laser cutting according to a design drawing, and the sleeve assembly component comprises a limiting plate 1, a sleeve 2 and a positioning hole piece 3, as shown in fig. 1, the sleeve 2 is fixedly installed on the limiting plate 1, the number and the position relation of the sleeves 2 on the sleeve assembly component are determined according to the actual condition of the building structure, the limiting plate 1 can be a steel plate or an iron plate, the sleeve assembly component is provided with at least two positioning hole pieces 3, the positioning hole pieces 3 can be made of metal or nonmetal materials, positioning holes 4 are arranged on the positioning hole pieces 3, and one end, provided with the positioning holes 4, of the positioning hole piece 3 extends into the sleeve 2.
Specifically, the positioning hole member 3 is provided with a cut-off groove 5 at a position which is located at the inner side of the casing and is close to the casing wall, so that one end of the positioning hole member 3 located in the casing can be conveniently taken off from the positioning hole member 3.
Specifically, the positioning hole 4 may be rectangular, circular or any other shape, usually circular, and the diameter of the positioning hole is related to the width of the laser beam and the installation accuracy, and is generally a through hole of 1.5mm to 6mm, and the diameter of the positioning hole adopted in the present invention is 4.5 mm.
Example 1:
on the basis of the method for accurately positioning and installing the embedded sleeve of the building structure provided by the above specific embodiment, step a of the method step three is replaced by positioning a sleeve assembling member below the second-layer template by using a laser plummet: the method comprises the steps of placing a laser plummet between a second-layer template and a first-layer floor slab, enabling lower laser of the laser plummet to penetrate through a positioning hole in the first-layer floor slab and on which a sleeve assembling component is installed, projecting upper laser of the laser plummet on the lower surface of the second-layer template, forming a hole in a laser projection point of the second-layer template, enabling the upper laser to penetrate through the hole, placing the sleeve assembling component to be installed on the second-layer template, and adjusting the position of the sleeve assembling component to enable the upper laser of the laser plummet to penetrate through the hole in the second-layer template and the positioning hole in the sleeve assembling component to be installed at the same time.
In this embodiment, step a of the fourth method is replaced with positioning the sleeve assembling member below the third layer of the formwork by using the laser plummet, placing the laser plummet between the third layer of the formwork and the second layer of the floor slab, allowing the lower laser of the laser plummet to simultaneously pass through the positioning hole of the second layer of the floor slab on which the sleeve assembling member is installed and the positioning hole of the first layer of the floor slab on which the sleeve assembling member is installed, projecting the upper laser of the laser plummet on the lower surface of the third layer of the formwork, forming a hole at the laser projection point of the third layer of the formwork, allowing the upper laser to pass through the hole, placing the sleeve assembling member to be installed on the third layer of the formwork, and adjusting the position of the sleeve assembling member to allow the upper laser of the laser plummet to simultaneously pass through the hole of the third layer of the formwork and the positioning hole on the sleeve assembling member to be installed.
Example 2:
on the basis of the accurate positioning and mounting method for the building structure embedded casing provided by the above specific embodiment, in the embodiment, the casing assembly component is processed in the first step, the casing assembly component comprises the limiting plate 1, the casings 2 and the positioning hole pieces 3, the casings 2 with different diameters are vertically welded on the limiting plate 1 according to the design drawing, the casing assembly component is processed by laser cutting, the laser cutting precision is 0.2mm, the position relation between the casings can be accurately expressed by adopting the casing assembly component, the mounting precision can reach the micron level by calculation and adjustment, the position relation between adjacent casings cannot be accurately determined by the prior art, the casings are mounted by utilizing the prior art, the vertical error is usually between 30mm and 50mm, the horizontal error is between 10mm and 15mm, and the method provided by the embodiment is used for mounting the casings for super high-rise buildings, the vertical installation error is not more than 3mm, and the horizontal installation error is not more than 1 mm.
In the embodiment, the first-floor sleeve installation position is determined by using the first-floor building axis data in the second step, the sleeve assembly component is fixed on the first-floor formwork through the angle code, then the sleeve assembly component is poured in concrete along with the main structure, the laser measurement equipment is used for determining the installation positions of other floor sleeves in the third step to the fifth step, the corresponding sleeve assembly component is fixed on the formwork or a steel bar through the angle code or other modes, and finally the sleeve assembly component is poured in the floor concrete along with the main floor pouring construction. The method provided by the embodiment does not use building axis line pay-off data except for the first floor and is used for installing the casing pipes on other floors, so that the accumulated error caused by frequently using different floor axis line pay-off data in the prior art is avoided, and the installation precision and the engineering progress of the casing pipes are improved.
The method provided by the embodiment adopts a laser positioning mode to determine the sleeve installation position, and except for the first floor and the second floor of the building, the other floors adopt a mode of simultaneously measuring three positioning holes in the vertical direction, namely the positioning hole on the sleeve assembly member of the floor to be installed, the positioning hole on the sleeve assembly member which is installed on the next floor and the positioning hole on the sleeve assembly member which is installed on the next two floors, and the accumulated error in the vertical direction is avoided by adopting a three-point one-line mode; in the horizontal direction, a laser level meter is adopted to ensure that all the pipe orifices of the casing pipe are positioned at the same horizontal line.
According to the method provided by the embodiment, the position relation between the sleeves is determined according to the design drawing when the sleeve assembling component is machined and manufactured, so that for one sleeve assembling component, whether the positions of all the sleeves on the sleeve assembling component are consistent can be determined only by randomly selecting two positioning holes on the sleeve assembling component to observe whether the positions of the sleeves are consistent with the positioning holes at the corresponding positions of two floors below, and the sleeves do not need to be observed one by one, so that the sleeve mounting efficiency is improved, and the construction cost is reduced.
Example 3:
on the basis of the casing assembling component provided by the foregoing specific embodiment, the casing assembling component in this embodiment includes the first limiting plate 1a, the casing 2, and the first positioning hole member 3a, as shown in fig. 2 to fig. 4, the first positioning hole member 3a and the first limiting plate 1a are integrated, and are directly completed by laser cutting, so that when the casing 2 is coupled with the first limiting plate 1a, the casing wall is partially cut according to the shape of the first positioning hole member 3a, then the casing wall is welded to the first positioning hole member 3a, and then the notch of the casing wall is repaired by using the casing patch 6, so that the casing wall is complete, and at this time, the end of the first positioning hole member 3a having the positioning hole 4 is located inside the casing.
Example 4:
on the basis of the sleeve assembling member provided in the above-mentioned embodiment, the sleeve assembling member in this embodiment includes a second limiting plate 1b, a sleeve 2 and a second positioning hole member 3b, as shown in fig. 5 to 8, the second positioning hole member 3b is an independent component, the second positioning hole member 3b is detachably connected to the second limiting plate 1b, a socket hole structurally matched with the second positioning hole member 3b is provided at a joint of the sleeve wall and the second limiting plate 1b, one end of the second positioning hole member 3b having the positioning hole 4 can be inserted into the sleeve 2 through the socket hole, a hollow groove matched with a portion of the second positioning hole member 3b located at the outer side of the sleeve 2 is provided at a corresponding position on the second limiting plate 1b, after the second positioning hole member 3b is inserted into the sleeve 2, the second positioning hole member 3b is welded to the second limiting plate 1b for fixing purpose, so that cutting of the sleeve wall is avoided when the sleeve 2 is connected to the second limiting plate 1b, the process is simplified.
Example 5:
on the basis of the sleeve assembling component provided in the above-mentioned embodiment, the sleeve assembling component in this embodiment includes a third limiting plate 1c, a sleeve 2, a third positioning hole member 3c and a positioning lock 7, as shown in fig. 9 to 14, a T-shaped support 8 is provided at the lower end of the positioning lock 7, a corresponding T-shaped hollow groove 10 is provided on the third limiting plate 1c, the positioning lock 7 is detachably connected with the third limiting plate 1c through the lower support, a groove 9 adapted to the structure of the third positioning hole member 3c is provided at the upper end of the positioning lock 7, the third positioning hole member 3c is detachably connected with the positioning lock 7, a socket adapted to the structure of the third positioning hole member 3c is provided at a position corresponding to the height of the third positioning hole member 3c on the positioning lock 7 on the sleeve wall, one end of the third positioning hole member 3c having the positioning hole 4 can be inserted into the sleeve 2 through the socket, the length of the third positioning hole piece 3c can be adjusted according to actual needs during manufacturing, only the third positioning hole piece needs to be matched with the positioning lock 7 and the third limiting plate 1c, the support at the lower end of the positioning lock 7 can be in any shape, only the support needs to be matched with the shape of the empty groove of the third limiting plate 1c, and the sleeve assembling component in the embodiment is also suitable for installation of the rigid waterproof sleeve with the wing ring on the outer side.
The sleeve assembling component described in the invention is suitable for installing sleeves on a template and in a building reserved pipe well, the sleeve assembling component is manufactured according to a design drawing, the number is arranged on the sleeve assembling component, each sleeve assembling component corresponds to the floor where the sleeve assembling component is located and the specific position one by one, and therefore, the sleeve assembling component can be installed according to the number when being installed. The position of the positioning hole piece can be arbitrarily selected before the component is manufactured, only the vertical consistency at the same position of different floors needs to be ensured, and in addition, the laser level meter is adopted, so that all the pipe orifices of the casing pipe can be ensured to be positioned on the same horizontal line. When the sleeve is positioned and installed, two positioning holes are selected on each sleeve assembling component, and laser plummets are respectively utilized to enable laser to simultaneously penetrate through the positioning holes of the sleeve assembling components at the same positions of a floor to be installed, a next floor and two floors, a three-point and one-line mode is adopted, so that the accumulated error in the vertical direction is avoided, and the position accuracy of all sleeves on the sleeve assembling components is ensured. After the positioning installation of the sleeve is completed, the part of the positioning hole piece, which is positioned inside the sleeve, can be taken down from the cutting groove, so that the subsequent pipeline installation is prevented from being influenced, the thickness of the manufactured positioning hole piece is relatively thin, constructors can directly take down the positioning hole piece, and the positioning hole piece is simple in operation, convenient and flexible.
The positioning hole piece and the three-point and one-line positioning mode described in the invention are also suitable for the accurate positioning of position nodes in the linear direction in installation engineering and measurement control engineering in other related fields of ship industry, petroleum industry and the like, wherein the size of the positioning hole on the positioning hole piece can determine the accuracy of installation or measurement control, and in the installation or measurement control process, linear laser simultaneously penetrates through at least three positioning holes with the same size and shape on the positioning hole piece and is repeatedly operated in sequence, so that the accumulated error in the linear direction can be avoided, and the accurate positioning is ensured.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Claims (10)

1. The accurate positioning and mounting method of the building structure embedded sleeve is characterized by comprising the following steps of:
the method comprises the following steps: processing and manufacturing a sleeve assembling component, and determining the size and the number of the sleeve and the positioning hole piece and the position of the sleeve and the positioning hole piece on the limiting plate;
step two: determining the installation position of a first-layer sleeve by using the axial line data of the first-layer building, fixing the sleeve assembly member in the step one on a first-layer template, and then pouring the sleeve assembly member in concrete along with a main structure;
step three: a. positioning and installing the sleeve assembling member above the second-layer template by using a laser plummet: placing a laser plummet above a second-layer template, estimating the circle center position of a sleeve by utilizing building axis pay-off data, then forming a hole in the second-layer template at the corresponding circle center position, observing lower laser of the laser plummet, enabling the lower laser to simultaneously penetrate through the hole in the second-layer template and the positioning hole in the first-layer floor slab finished installation sleeve assembly component so as to determine that the hole forming position of the second-layer template is accurate, placing the sleeve assembly component to be installed on the second-layer template, and adjusting the position of the sleeve assembly component to be installed so that the lower laser of the laser plummet simultaneously penetrates through the positioning hole in the second-layer template sleeve assembly component to be installed, the hole in the second-layer template and the positioning hole in the first-layer floor slab finished installation sleeve assembly component;
b. selecting two positioning holes on the sleeve assembling component to be installed to repeat the operation, determining the position of the sleeve assembling component to be installed on the second layer of template, and simultaneously adjusting the installation height of the sleeve assembling component to be installed by using a laser level meter to enable all sleeve pipe orifices to be in the same horizontal line;
c. fixing the sleeve assembling component to be installed on the template or the steel bar, and finally pouring the sleeve assembling component in the floor slab concrete along with the main floor slab pouring construction;
step four: a. positioning and installing a sleeve assembling component above the third layer of template by using a laser plummet: the laser plummet is placed above the third layer of template, the position of the center of the sleeve is estimated by utilizing the building axis line laying data, then, a hole is formed in the position, corresponding to the circle center, of the third layer of template, the lower laser of the laser plummet is observed and simultaneously penetrates through the hole of the third layer of template, the positioning hole of the second layer of floor slab on which the sleeve assembling component is installed and the positioning hole of the first layer of floor slab on which the sleeve assembling component is installed, the position of the sleeve assembling component to be installed is adjusted to enable the lower laser of the laser plummet to simultaneously penetrate through the positioning hole in the sleeve assembling component of the third layer of the template, the opening of the third layer of the template, the positioning hole in the sleeve assembling component of the second layer of the floor slab and the positioning hole in the sleeve assembling component of the first layer of the floor slab;
b. selecting two positioning holes on the sleeve assembling component to be installed to repeat the operation, determining the position of the sleeve assembling component to be installed on the third layer of template, and simultaneously adjusting the installation height of the sleeve assembling component by using the laser level meter to enable all sleeve pipe orifices to be in the same horizontal line;
c. fixing the sleeve assembling component to be installed on the template or the steel bar, and finally pouring the sleeve assembling component in the floor slab concrete along with the main floor slab pouring construction;
step five: and when the sleeve pipes of the fourth floor and above are installed, repeating the operation of the fourth step until all the sleeve pipes of the whole building are installed.
2. The method for accurately positioning and installing the embedded sleeve of the building structure as claimed in claim 1, wherein the step a in the step three is replaced by positioning a sleeve assembling member below the second-layer template by using a laser plummet: placing the laser plummet between the second layer of template and the first layer of floor slab, enabling lower laser of the laser plummet to penetrate through a positioning hole on the first layer of floor slab which is finished to install the sleeve assembling component, enabling upper laser of the laser plummet to be projected on the lower surface of the second layer of template, forming a hole at a laser projection point of the second layer of template, enabling upper laser to penetrate through the hole, placing the sleeve assembling component to be installed on the second layer of template, and adjusting the position of the sleeve assembling component to enable upper laser of the laser plummet to simultaneously penetrate through the hole on the second layer of template and the positioning hole on the sleeve assembling component to be installed;
step a of the step four is replaced by positioning a sleeve assembling component below the third layer of template by using a laser plummet: and placing the laser plummet between the third layer of template and the second layer of floor slab, enabling the lower laser of the laser plummet to simultaneously penetrate through the positioning hole on the second layer of floor slab which is already provided with the sleeve assembling component and the positioning hole on the first layer of floor slab which is already provided with the sleeve assembling component, enabling the upper laser of the laser plummet to be projected on the lower surface of the third layer of template, opening a hole at the laser projection point of the third layer of template, enabling the upper laser to penetrate through the hole, placing the sleeve assembling component to be installed on the third layer of template, and adjusting the position of the sleeve assembling component to enable the upper laser of the laser plummet to simultaneously penetrate through the opening hole of the third layer of template and the positioning hole on the sleeve assembling component to be installed.
3. The method for accurately positioning and installing the embedded sleeve of the building structure according to claim 1 or 2, wherein in the step, when the laser penetrates through the positioning hole, the laser can be observed manually and directly or by a pinhole camera installed by a mobile phone.
4. The method for accurately positioning and installing the embedded sleeve of the building structure according to claim 1 or 2, wherein the diameter of the opening on the floor formwork of the sleeve assembly component to be installed is 15-25 mm.
5. A sleeve fitting member according to claim 1, wherein: the sleeve assembling component comprises a limiting plate, a sleeve and positioning hole pieces, the sleeve is fixedly installed on the limiting plate, at least two positioning hole pieces are arranged on the sleeve assembling component, positioning holes are formed in the positioning hole pieces, and one ends, provided with the positioning holes, of the positioning hole pieces extend into the sleeve.
6. The sleeve assembling member according to claim 5, wherein: the positioning hole piece and the limiting plate are of an integrated structure, and the positioning hole piece is welded with the sleeve.
7. The sleeve assembling member according to claim 5, wherein: the positioning hole piece is detachably connected with the limiting plate, the positioning hole piece is inserted into the sleeve, and a jack matched with the positioning hole piece is arranged on the wall of the sleeve.
8. The sleeve assembling member according to claim 5, wherein: the sleeve assembling component further comprises a positioning lock, the lower end of the positioning lock is detachably connected with the limiting plate, the positioning hole piece is detachably connected with the positioning lock, the positioning hole piece is connected with the sleeve in an inserting mode, and a jack matched with the positioning hole piece is arranged on the wall of the sleeve.
9. The sleeve assembling member according to claim 5, wherein: the positioning hole piece is positioned on the inner side of the sleeve and is provided with a cutting groove at a position close to the wall of the sleeve.
10. The sleeve fitting member according to claim 5, wherein: the positioning holes are through holes with the diameters of 1.5 mm-6 mm.
CN202110724165.3A 2021-06-29 2021-06-29 Accurate positioning and mounting method for building structure embedded sleeve and sleeve assembly component Pending CN113309369A (en)

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