CN113006488B - Construction method for quickly reserving casing pipe of lower air supply outlet of arc-shaped stand - Google Patents
Construction method for quickly reserving casing pipe of lower air supply outlet of arc-shaped stand Download PDFInfo
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- CN113006488B CN113006488B CN202110307088.1A CN202110307088A CN113006488B CN 113006488 B CN113006488 B CN 113006488B CN 202110307088 A CN202110307088 A CN 202110307088A CN 113006488 B CN113006488 B CN 113006488B
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- air supply
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- supply outlet
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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
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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
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- 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
- E04H3/12—Tribunes, grandstands or terraces for spectators
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to the technical field of building construction methods, in particular to a construction method for quickly reserving a lower air supply outlet sleeve of an arc-shaped stand. The construction method comprises the following steps: and calculating the arc radius of the arc stand according to a construction drawing, preparing an auxiliary tool for reserving the arc stand casing pipe, and performing field construction by using the auxiliary tool for reserving the arc stand casing pipe. According to the principle that the radiuses of circles are the same, on the same arc stand, the distance between adjacent sleeves is the same, and the positions of the rest sleeves on the same arc line can be determined only by determining the positions of the two adjacent sleeves. An auxiliary tool for auxiliary positioning is reserved in the process of manufacturing the arc stand casing, the positions of the front two points are determined, and all the other positions on the same arc line can be quickly positioned according to the auxiliary tool, so that the positioning accuracy is improved, the construction efficiency is accelerated, and the labor cost is reduced.
Description
Technical Field
The invention relates to the technical field of building construction methods, in particular to a construction method for quickly reserving a lower air supply outlet sleeve of an arc-shaped stand.
Background
Air conditioner air supply form in buildings such as large-scale venue, ladder classroom, report room is the air supply under the seat, seat atmosphere multirow, every row all arranges for the arc structure, the floor is pour twice in the building construction process, the first time is thick inclined floor, pour for the stair step the second time, and seat air supply sleeve pipe need reserve when the first inclined floor is pour, no step is as referring to, the location difficulty, and a large amount, each all needs accurate positioning, make mistakes easily, and efficiency is lower. During the pre-buried construction period is reserved in the cooperation, need carry out sleeve pipe location, fixed and installation, the time is urgent, needs to accomplish sleeve pipe location, fixed and installation fast.
Disclosure of Invention
The invention aims to provide a construction method for quickly reserving a sleeve of a lower air supply outlet of an arc-shaped stand, which overcomes the defects of the prior art, utilizes an auxiliary tool to position, improves the positioning accuracy, accelerates the construction efficiency and reduces the labor cost.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a construction method for quickly reserving a sleeve of a lower air supply outlet of an arc-shaped stand comprises the following steps:
(1) calculating the arc radius of the arc stand according to a construction drawing;
(2) selecting a hard plate body, forming 2+ N round holes on the plate body, wherein N is more than or equal to 1, the round holes are all positioned on the same arc, the arc radius is the same as that of the arc stand, the diameter of each round hole is matched with the outer diameter of the lower air supply outlet sleeve of the arc stand, and the distance between the circle centers of two adjacent round holes is the same as that between the axes of the two adjacent lower air supply outlet sleeves of the arc stand;
(3) in a construction site, in the installation positions of the lower air supply outlet sleeves in the same row, the installation positions of the first two lower air supply outlet sleeves are selected and positioned by adopting a conventional positioning method, the positioned points are marked as A, B points, and after the positioning of the A, B points is finished, the lower air supply outlet sleeves are fixedly installed according to the positioning points;
(4) sleeving the first two round holes of the plate body on the lower air supply outlet sleeves at the A, B points, wherein the remaining N round holes on the plate body are the point positions where the next N lower air supply outlet sleeves need to be installed, and respectively installing the lower air supply outlet sleeves into the remaining N installation point positions to complete the installation of the first 2+ N lower air supply outlet sleeves;
(5) after the first 2+ N lower air supply outlet sleeves are installed, the plate body is taken down, the plate body is sleeved on the last 2+ M sleeves of the first 2+ N lower air supply outlet sleeves again, M is more than or equal to 0 and less than N, the lower air supply outlet sleeves at the positions of the remaining N-M round holes of the plate body are continuously installed, and the rest is repeated until the lower air supply outlet sleeves of the row are completely installed;
(6) and (5) repeating the steps (3) to (5), and completely installing all the lower air supply outlet sleeves.
The principle of the invention is based on the principle that the radii of circles are the same, for example: A. b, C, D are all on the same arc, two points are determined on the same arc, the two points are B and C respectively, the two points are the center point of the lower air supply outlet sleeve, the diameter of the circle is the outer diameter of the lower air supply outlet sleeve, the distance between the two points is the center distance of the lower air supply outlet sleeve, the distance between A and B, the distance between C and D and the distance between B and C are the same, therefore, only two points need to be determined, and the rest points on the same arc can be determined according to the two points.
Furthermore, the thickness of the plate body is 0.1-2cm, so that the plate is not easy to deform.
Furthermore, N is 2, or is 3, or is 4 for appurtenance takes the convenience, portable, and the construction is simple, and the human cost consumes for a short time.
Furthermore, the up end interval of plate body is provided with 2+ N pipe, the position of pipe and the position one-to-one of round hole, and the internal diameter of pipe equals the external diameter of round hole, and the effect of pipe is right lower supply-air outlet sleeve pipe.
Furthermore, the height of the round pipe is 1-3cm, so that the centering effect of the round pipe is ensured.
The invention has the beneficial effects that: compared with the prior art, the construction method for quickly reserving the casing of the lower air supply outlet of the arc-shaped stand has the following advantages: the method is suitable for reserving and positioning the air supply sleeve under the venue arc stand, can adjust the design drawing of the auxiliary tool according to the difference of arc radiuses of the venue stand, makes the corresponding auxiliary tool, and further meets the requirements of different venues.
Drawings
FIG. 1 is a schematic structural view of an auxiliary tool for reserving a casing pipe of an arc-shaped stand according to the present invention;
FIG. 2 is a structural design drawing of an auxiliary tool for reserving a casing pipe of an arc-shaped stand for project report hall projects of the Wiegand International trade and communication center of the invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
Example 1
A construction method for quickly reserving a sleeve of a lower air supply outlet of an arc-shaped stand comprises the following steps:
(1) calculating the arc radius of the arc stand according to a construction drawing;
(2) selecting a hard plate body, forming 2+ N round holes on the plate body, wherein N is more than or equal to 1, the round holes are all positioned on the same arc, the arc radius is the same as that of the arc stand, the diameter of each round hole is matched with the outer diameter of the lower air supply outlet sleeve of the arc stand, and the distance between the circle centers of two adjacent round holes is the same as that between the axes of the two adjacent lower air supply outlet sleeves of the arc stand;
(3) in a construction site, the mounting positions of the first two lower air supply outlet sleeves are selected for positioning at the mounting positions of the same row of lower air supply outlet sleeves, the positioning points are marked as A, B points, and after the positioning of the A, B points is completed, the lower air supply outlet sleeves are fixedly mounted according to the positioning points;
(4) sleeving the first two round holes of the plate body on the lower air supply outlet sleeves at the A, B points, wherein the remaining N round holes on the plate body are the point positions where the next N lower air supply outlet sleeves need to be installed, and respectively installing the lower air supply outlet sleeves into the remaining N installation point positions to complete the installation of the first 2+ N lower air supply outlet sleeves;
(5) after the first 2+ N lower air supply outlet sleeves are installed, the plate body is taken down, the plate body is sleeved on the last 2+ M sleeves of the first 2+ N lower air supply outlet sleeves again, M is more than or equal to 0 and less than N, the lower air supply outlet sleeves at the positions of the remaining N-M round holes of the plate body are continuously installed, and the rest is repeated until the lower air supply outlet sleeves of the row are completely installed;
(6) and (5) repeating the steps (3) to (5), and completely installing all the lower air supply outlet sleeves.
Entry implementation address: the project reporting hall of the Weihai International trade and exchange center.
The structure of appurtenance is reserved to arc stand sleeve pipe, as shown in fig. 1, the package rubbing board body 1, the interval is equipped with 4 round holes 2 on the plate body 1, round hole 2 all is located same circular arc, and the arc radius of circular arc radius and arc stand is the same, and the diameter of round hole 2 cooperatees with the sheathed tube external diameter of supply-air outlet under the arc stand, and the interval between the centre of a circle of two adjacent round holes 2 is the same with the interval between two adjacent sheathed tube axes of supply-air outlet under the arc stand.
Preparing the arc stand casing pipe before the auxiliary tool is reserved: the arc radius of the arc stand is calculated according to construction drawings, A, B, C, D is on the same arc according to the principle that the radii of circles are the same, two points are determined on the same arc, the two points are B and C respectively, the two points are sleeve central points, the diameter of the circle is the outer diameter of a sleeve, the distance between the two points is the central distance of the sleeve, the distance between A and B, the distance between C and D and the distance between B and C are the same, therefore, only two points need to be determined, and other point positions on the same arc can be determined according to the two points.
The manufacturing process of the auxiliary tool for reserving the sleeve of the arc stand comprises the following steps: as shown in fig. 2, according to a design drawing, a hard plate is selected and cut according to the size of the design drawing, the size of a circular hole is the same as that of a sleeve, the center distance between the sleeves is 580mm, the outer diameter of the sleeve is 159mm, the diameter of the circular hole is 160mm, the radian is the same as that of the design drawing, and the distance between the sleeves is the same as that of the design drawing.
The use method of the arc-shaped stand casing tube reservation auxiliary tool comprises the following steps: selecting the positions of the first two sleeves on the same row of sleeves on the same arc line for positioning, namely A, B two points, fixedly mounting the sleeves according to positioning point positions after positioning, sleeving A, B two points by using a sleeve reserved auxiliary tool, wherein the C, D point position is a third point position and a fourth point position, respectively inserting the sleeves into C, D two points, and completing C, D two-point positioning; after the first round of positioning is completed, the auxiliary tool for positioning the sleeve is taken out, the first two round holes of the auxiliary tool for reserving the sleeve are continuously sleeved into the third point and the fourth point (C, D points in the first positioning), the fifth point and the sixth point can be determined, and by analogy, the point positions on the same radian only need to be positioned at the first two points, and other point positions can be positioned by using the auxiliary tool for positioning the sleeve.
The project report hall of the Weihai International trade and trade communication center is an arc-shaped stand, the air supply mode is air supply under a seat, and the arc-shaped stand has 850 lower air supply outlet sleeves. The method is adopted to reserve and position the sleeve of the lower air supply outlet, the construction period is only 3 days, the construction period is shortened by 5 days compared with the construction period of the conventional construction method, the reservation accuracy of the sleeve is effectively ensured, the construction efficiency is increased, and the labor cost is reduced.
The above embodiments are only specific examples of the present invention, and the protection scope of the present invention includes but is not limited to the product forms and styles of the above embodiments, and any suitable changes or modifications made by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (5)
1. A construction method for quickly reserving a sleeve of an air supply outlet under an arc-shaped stand is characterized by comprising the following steps: the method comprises the following steps:
(1) calculating the arc radius of the arc stand according to a construction drawing;
(2) selecting a hard plate body, forming 2+ N circular holes on the plate body, wherein N is more than or equal to 1, the circular holes are all positioned on the same circular arc, the radius of the circular arc is the same as that of the arc stand, the diameter of each circular hole is matched with the outer diameter of the lower air supply outlet sleeve of the arc stand, and the distance between the centers of two adjacent circular holes is the same as that between the axes of the two lower air supply outlet sleeves of the arc stand;
(3) in a construction site, the mounting positions of the first two lower air supply outlet sleeves are selected for positioning at the mounting positions of the same row of lower air supply outlet sleeves, the positioning points are marked as A, B points, and after the positioning of the A, B points is completed, the lower air supply outlet sleeves are fixedly mounted according to the positioning points;
(4) sleeving the first two round holes of the plate body on the lower air supply outlet sleeves at the A, B points, wherein the remaining N round holes on the plate body are the point positions where the next N lower air supply outlet sleeves need to be installed, and respectively installing the lower air supply outlet sleeves into the remaining N installation point positions to complete the installation of the first 2+ N lower air supply outlet sleeves;
(5) after the first 2+ N lower air supply outlet sleeves are installed, the plate body is taken down, the plate body is sleeved on the last 2+ M sleeves of the first 2+ N lower air supply outlet sleeves again, M is more than or equal to 0 and less than N, the lower air supply outlet sleeves at the positions of the remaining N-M round holes of the plate body are continuously installed, and the rest is repeated until the lower air supply outlet sleeves of the row are completely installed;
(6) and (5) repeating the steps (3) - (5), and completely installing all the lower air supply outlet sleeves.
2. The construction method for quickly reserving the sleeve of the lower air supply outlet of the arc-shaped stand according to claim 1, characterized in that: the thickness of the plate body is 0.1-2 cm.
3. The construction method for quickly reserving the sleeve of the lower air supply outlet of the arc-shaped stand according to claim 1, characterized in that: the N is 2, or 3, or 4.
4. The construction method for quickly reserving the sleeve of the lower air supply outlet of the arc-shaped stand according to claim 1, characterized in that: the up end interval of plate body is provided with 2+ N pipe, the position of pipe and the position one-to-one of round hole, and the internal diameter of pipe equals the external diameter of round hole.
5. The construction method for quickly reserving the sleeve of the lower air supply outlet of the arc-shaped stand as claimed in claim 4, characterized in that: the height of the round pipe is 1-3 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110307088.1A CN113006488B (en) | 2021-03-23 | 2021-03-23 | Construction method for quickly reserving casing pipe of lower air supply outlet of arc-shaped stand |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110307088.1A CN113006488B (en) | 2021-03-23 | 2021-03-23 | Construction method for quickly reserving casing pipe of lower air supply outlet of arc-shaped stand |
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| CN113006488A CN113006488A (en) | 2021-06-22 |
| CN113006488B true CN113006488B (en) | 2022-05-24 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE20001878U1 (en) * | 2000-02-03 | 2001-06-07 | Nodeko GmbH Handels- und Vertriebsgesellschaft, 59872 Meschede | Distance gauge for marking holes in a flat structure |
| CN101899903A (en) * | 2009-05-27 | 2010-12-01 | 中冶成工上海五冶建设有限公司 | Fixing device for embedded sleeves of fundamental roof of coke oven |
| CN103362300A (en) * | 2013-06-28 | 2013-10-23 | 中建七局第二建筑有限公司 | Template structure and method for template support of cast-in-place concrete arc-shaped terrace |
| CN108952165A (en) * | 2018-08-31 | 2018-12-07 | 陕西建工第三建设集团有限公司 | A kind of prefabricated processing of sheath assembly in a row and pre-buried construction method |
| CN110565953A (en) * | 2019-09-17 | 2019-12-13 | 北京天润建设有限公司 | Construction method for reserving pipeline opening |
-
2021
- 2021-03-23 CN CN202110307088.1A patent/CN113006488B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20001878U1 (en) * | 2000-02-03 | 2001-06-07 | Nodeko GmbH Handels- und Vertriebsgesellschaft, 59872 Meschede | Distance gauge for marking holes in a flat structure |
| CN101899903A (en) * | 2009-05-27 | 2010-12-01 | 中冶成工上海五冶建设有限公司 | Fixing device for embedded sleeves of fundamental roof of coke oven |
| CN103362300A (en) * | 2013-06-28 | 2013-10-23 | 中建七局第二建筑有限公司 | Template structure and method for template support of cast-in-place concrete arc-shaped terrace |
| CN108952165A (en) * | 2018-08-31 | 2018-12-07 | 陕西建工第三建设集团有限公司 | A kind of prefabricated processing of sheath assembly in a row and pre-buried construction method |
| CN110565953A (en) * | 2019-09-17 | 2019-12-13 | 北京天润建设有限公司 | Construction method for reserving pipeline opening |
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| CN113006488A (en) | 2021-06-22 |
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Address after: 518000 Floor 9, new Zhoubang science and technology building, No. 9, Changye Road, Liulian community, Pingshan street, Pingshan District, Shenzhen, Guangdong Province Patentee after: CHINA CONSTRUCTION FIFTH ENGINEERING INSTALLATION Co.,Ltd. Address before: 410000 No. 158 Zhongyi Road, Yuhua District, Changsha, Hunan Patentee before: CHINA CONSTRUCTION FIFTH ENGINEERING INSTALLATION Co.,Ltd. |
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