CN110409839B - Integrated push-pull type roof access opening construction method - Google Patents
Integrated push-pull type roof access opening construction method Download PDFInfo
- Publication number
- CN110409839B CN110409839B CN201910685199.9A CN201910685199A CN110409839B CN 110409839 B CN110409839 B CN 110409839B CN 201910685199 A CN201910685199 A CN 201910685199A CN 110409839 B CN110409839 B CN 110409839B
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- steel frame
- well
- board
- cover board
- fixed
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F19/00—Other details of constructional parts for finishing work on buildings
- E04F19/08—Built-in cupboards; Masks of niches; Covers of holes enabling access to installations
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/006—General building constructions or finishing work for buildings, e.g. roofs, gutters, stairs or floors; Garden equipment; Sunshades or parasols
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The invention provides an integrated push-pull type roof access hole construction method which comprises the steps of determining the position of an access hole, the size of a pipe body and the size of a cover plate, cutting the cover plate, welding a well steel frame with the pipe body, fixing the cover plate on the well steel frame, plugging the inner wall of the well steel frame, hoisting the plugged well steel frame, fixing a cat ladder on the well steel frame, installing an illuminating lamp on the top of a roof, and installing a cover plate at the access hole. According to the construction method for the integrated push-pull roof access hole, the shaft steel frame is welded on the ground, and the shaft steel frame is blocked by the cover plate, so that the welding quality can be controlled, the welding quality and the construction efficiency are effectively improved, the problem that a traditional shaft does not have a reliable protection device is solved, the passing safety of shaft constructors is ensured, and the engineering quality is ensured; through setting up light and switch, realize the well and overhaul the illumination of cat ladder, avoid appearing the potential safety hazard when current, construction method is simple, promoted the whole decorative effect of furred ceiling, practiced thrift 36% cost.
Description
Technical Field
The invention belongs to the technical field of building decoration, and particularly relates to an integrated push-pull type roof access opening construction method.
Background
The steel structure building roofs of airport terminal buildings, station waiting halls, exhibition halls and the like have the characteristics of complex molding, overlength structure and the like, and are required to be overhauled regularly, and a hall scaffold is required to be erected for construction, and steel skeleton access holes and ladders are welded at high altitudes on site. The traditional access opening is welded and installed at the high altitude on site, and can be made into the same plane with a ceiling or a wall body for concealment, however, as the frame body on the access opening is hinged with the door body through parts, the gap at the edge of the access opening is larger, so that a black seam can appear on the ceiling, the appearance is quite unattractive, and meanwhile, the construction method has the problems of more operation procedures, low construction efficiency, uncontrollable field high altitude welding quality and the like.
Disclosure of Invention
The invention mainly aims to provide an integrated push-pull roof access opening construction method, which solves the problems that the construction efficiency is low, the field high-altitude welding quality cannot be controlled, the cover plate at the access opening can influence the integral effect of indoor decoration and the like in the prior art.
The technical scheme of the invention is as follows: the utility model provides an integrated push-pull type roofing access hole construction method, includes the position, body and the cover plate size of confirming the access hole, cuts the cover plate, welds the well steelframe with the body, fixes the cover plate on the well steelframe, shutoff well steelframe inner wall, hoist and mount shutoff well steelframe, fixed cat ladder on the well steelframe, at roofing top installation light, installation apron in access hole department.
Preferably, the specific steps are as follows:
a. preparation of the technique
Reasonably planning, determining the position and the size of an access hole, and determining the size of a pipe body and the height of a cat ladder;
b. ground processing
Welding the pipe body into a shaft steel frame and a ladder stand on the ground according to the drawing, performing anti-corrosion treatment on the shaft steel frame and the ladder stand, cutting the cover board, and planing grooves on the back surface of the cover board according to the side length of the shaft steel frame;
c. shaft blocking steel frame
One side of the cover board is fixed on the inner wall of a hoistway steel frame, the cover board is bent, then the other side of the cover board is fixed on the inner wall of an adjacent hoistway steel frame, and a cat ladder (11) is fixed on the hoistway steel frame through the cover board;
d. hoisting and plugging well steel frame
The hoistway steel frame is integrally hoisted and lifted between a suspended ceiling and a roof by pulleys, and two ends of the hoistway steel frame are respectively fixed with the periphery of the roof and the periphery of an overhaul port;
e. mounting cover plate
The method comprises the steps of respectively installing relatively parallel sliding grooves on suspended ceilings on two sides of an access opening, fixing the sliding grooves at the lower end of a hoistway steel frame, inserting a cover plate into the sliding grooves, and performing push-pull detection;
f. lighting lamp for installation
The lighting lamp is installed on the roof through the ladder stand, and the switch is installed near the access hole.
Preferably, the cover board comprises a flame-retardant board and an aluminum-plastic board, wherein the aluminum-plastic board is fixed on the flame-retardant board, and the flame-retardant board is fixed on the steel frame of the well.
Preferably, the back of the aluminum-plastic plate is provided with a gouging, and the depth of the gouging is 1/4 of the thickness of the aluminum-plastic plate and is not less than 0.3mm.
Preferably, the cover plate is hinged to the suspended ceiling.
Preferably, the cover plate is made of aluminum alloy or PCV material.
Preferably, the two sides of the cover plate are provided with bulges, the end part of the sliding groove is provided with a clamping groove, and the clamping groove is matched and clamped with or separated from the bulges.
The invention has the following beneficial effects:
according to the construction method for the integrated push-pull roof access hole, the shaft steel frame is processed through the ground, and the cover plate is fixed on the shaft steel frame, so that the welding quality can be controlled, the welding quality and the construction efficiency are effectively improved, meanwhile, the problem that a traditional shaft is not provided with a reliable protection device is solved, the passing safety of shaft constructors is ensured, and the engineering quality is ensured; by arranging the illuminating lamp and the switch, illumination of a hoistway and an overhaul cat ladder is realized, and potential safety hazards are avoided during passing; through setting up apron and sliding tray at the access hole, make things convenient for the maintainer business turn over, make indoor overall effect coordinate, construction method is simple, promoted the overall decorative effect of furred ceiling, practiced thrift 36% cost.
Drawings
FIG. 1 is a block diagram of a roof access opening provided by the invention;
in the figure: 1. a tube body; 2. hoistway steel frame; 3. a flame retardant panel; 4. an aluminum plastic plate; 5. a lighting lamp; 6. a sliding groove; 7. a cover plate; 8. a handle; 9. a switch; 10. a pipeline; 11. and (5) climbing a ladder.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the drawings.
Referring to fig. 1, the construction method of the integrated push-pull roof access opening comprises the following specific steps:
a. preparation of the technique
According to the design of the suspended ceiling, the electromechanical pipeline 10 above the suspended ceiling is avoided, the position and the size of the access opening are determined, and the height of the crawling ladder 11 is determined according to the distance between the suspended ceiling and the roof.
b. Ground processing
And determining the size of the pipe body 1 of the well steel frame 2 according to the size of the overhaul hole, wherein the pipe body 1 is a galvanized square pipe of 40 x 2.5, welding the galvanized square pipe into the well steel frame 2 according to a design drawing, checking whether welding is firm, and brushing anticorrosive paint on the well steel frame 2 after welding is qualified. The cover board comprises a flame-retardant board 3 and an aluminum-plastic board 4, the length and the width of the flame-retardant board 3 and the aluminum-plastic board 4 are determined according to the height and the inner wall circumference of a welded shaft steel frame 2, marking is carried out, then the flame-retardant board 3 and the aluminum-plastic board 4 are cut into large blocks, wherein the flame-retardant board 3 is required to be continuously marked according to the size of the side wall of the shaft steel frame 2 and cut into four flame-retardant boards 3 for standby, and the thickness of the flame-retardant board 3 is 12mm; the back of the aluminum-plastic plate 4 needing to turn needs to be grooved, the thickness of the aluminum-plastic plate 4 is 4mm, the back of the aluminum-plastic plate 4 is marked according to the width of each flame-retardant plate 3, then the groove is formed at the marked part, and the whole depth of the groove is 1mm in the groove forming process.
c. Shaft blocking steel frame
The fire-retardant board 3 is fixed in proper order in the inboard of well steelframe 2 through the self tapping, fix fire-retardant board 3 middle part earlier, the interval of centre self tapping is 300mm, afterwards, around fixed fire-retardant board 3, wherein interval between the self tapping is 200mm, distance between self tapping and fire-retardant board 3 edge is 12mm, reserve 5 mm's gap between the adjacent fire-retardant board 3, keep each fire-retardant board 3 surface to be smooth and the straightness between the adjacent fire-retardant board 3 is qualified, evenly coat powerful glue on the surface of fire-retardant board 3 and the back of aluminium-plastic board 4, when waiting to coat powerful glue of brushing is not sticky, paste aluminium-plastic board 4 on fire-retardant board 3, wait to the handing-over corner of fire-retardant board 3, firstly with aluminium-plastic board 4 slowly buckle 30, make aluminium-plastic board 4 the slot pair Ji Guaijiao boundary line at the back of aluminium-plastic board 4, afterwards slowly buckle 30, make aluminium-plastic board 4 at the back of slot adapt to the angle of buckling again, finally slowly buckle 30, make aluminium-plastic board 4 paste on fire-retardant board 3 on the fire-retardant board, afterwards, paste aluminium-plastic board 4 on fire-retardant board 3 in proper order, use hammer indirect the face of pasting with the fire-retardant board 3 of pasting, can obtain the complete maintenance surface of well.
d. Hoisting shaft steel frame
After the glue between the aluminum plastic plate 4 and the flame-retardant plate 3 is thoroughly dried and firmly stuck, the well-mounted well steel frame 2 is hoisted above the suspended ceiling by adopting pulleys, so that the cavity of the well corresponds to the position of the access hole, the central axis direction of the well is vertical to the suspended ceiling and the roof, the lower part of the well is welded with the upper end face of the suspended ceiling, and then the upper end of the well is fixed with the roof.
e. Mounting cover plate
Four sliding grooves 6 are fixed on the upper end face of a suspended ceiling around the access hole, wherein two sliding grooves 6 are positioned on the same straight line, the other two sliding grooves 6 are fixed on the other side of the access hole, namely the sliding grooves 6 are fixed on two sides of the access hole in pairs, the sliding grooves 6 are fixed on a well steel frame 2 through self tapping, two cover plates 7 slide from two ends of the two pairs of sliding grooves 6 to the middle respectively, sliding blocks on two sides of the cover plates 7 are inserted into the sliding grooves 6, the two cover plates 7 can be closed or pushed open in the pushing process, a handle 8 is arranged outside the cover plates 7, and then the cover plates 7 are pulled on the sliding grooves 6 through the handle 8, so that the opening and closing are flexible.
f. Lighting lamp for installation
The lighting lamp 5 is fixed on the roof, the switch 9 is fixed above the suspended ceiling near the access opening, namely, the switch 9 is arranged on the inner side of the cover plate 7, a residual current protection device of 30mA is arranged by adopting 220V voltage, the single-control switch 9 is fixed near the access opening, and the single-control switch 9 is connected with the lighting lamp 5 through a pipeline 10.
TABLE 1
The aluminum-plastic panel 4 may be a surface layer such as a stainless steel panel, a metal panel, or an artificial panel.
When the cover 7 may be made of a transparent material, the lamp 5 may not be installed above the hoistway steel frame 2.
According to the construction method for the integrated push-pull roof access hole, the shaft steel frame is welded on the ground, and the cover plate is fixed on the shaft steel frame, so that the welding quality can be controlled, the welding quality and the construction efficiency are effectively improved, meanwhile, the problem that a traditional shaft is not provided with a reliable protection device is solved, the passing safety of shaft constructors is ensured, and the engineering quality is ensured; by arranging the illuminating lamp and the switch, illumination of a hoistway and an overhaul cat ladder is realized, and potential safety hazards are avoided during passing; through setting up apron and sliding tray at the access hole, make things convenient for the maintainer business turn over, make indoor overall effect coordinate, construction method is simple, promoted the overall decorative effect of furred ceiling, practiced thrift 36% cost.
Claims (3)
1. The construction method of the integrated push-pull roof access opening is characterized by comprising the following steps of: including the position of confirming the access hole, body (1) and the size of cover board, cut the cover board, with body (1) welding well steelframe (2), fix the cover board on well steelframe (2), shutoff well steelframe (2) inner wall, hoist and mount shutoff well steelframe (2), fixed cat ladder (11) on well steelframe (2), at roofing top installation light (5), install apron (7) in access hole department, apron (7) are articulated with the furred ceiling, the material of apron (7) is aluminum alloy or PCV material, apron (7) both sides are equipped with the arch, and specific step is as follows:
a. preparation of the technique
Reasonably planning, determining the position and the size of an access hole, and determining the size of a pipe body (1) and the height of a ladder stand (11);
b. ground processing
Welding the pipe body (1) into a shaft steel frame (2) and a crawling ladder (11) on the ground according to a drawing, performing anti-corrosion treatment on the shaft steel frame and the crawling ladder, cutting a cover board, and planing grooves on the back surface of the cover board according to the side length of the shaft steel frame (2);
c. shaft blocking steel frame
One side of the cover board is fixed on the inner wall of the well steel frame (2), the cover board is bent, then the other side of the cover board is fixed on the inner wall of the adjacent well steel frame (2), and the crawling ladder (11) is fixed on the well steel frame (2) through the cover board;
d. hoisting and plugging well steel frame
The hoistway steel frame (2) is integrally hoisted and lifted between a suspended ceiling and a roof by adopting pulleys, and two ends of the hoistway steel frame (2) are respectively fixed with the periphery of the roof and the periphery of an overhaul hole;
e. mounting cover plate
The method comprises the steps that relatively parallel sliding grooves (6) are respectively arranged on suspended ceilings on two sides of an access hole, the sliding grooves (6) are fixed at the lower end of a hoistway steel frame (2), a cover plate (7) is inserted into the sliding grooves (6) and is subjected to push-pull detection, clamping grooves are formed in the end parts of the sliding grooves (6), and the clamping grooves are matched and clamped with or separated from protrusions;
f. lighting lamp for installation
An illuminating lamp (5) is arranged on the roof through a ladder stand (11), and a switch (9) is arranged near the overhaul port.
2. The method for constructing the integrated push-pull roof access opening according to claim 1, wherein the method comprises the following steps: the cover board comprises a flame-retardant board (3) and an aluminum-plastic board (4), wherein the aluminum-plastic board (4) is fixed on the flame-retardant board (3), and the flame-retardant board (3) is fixed on a hoistway steel frame (2).
3. The method for constructing the integrated push-pull roof access opening according to claim 2, wherein the method comprises the following steps: the back of the aluminum-plastic plate (4) is provided with a gouging, and the depth of the gouging is 1/4 of the thickness of the aluminum-plastic plate (4) and is not less than 0.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910685199.9A CN110409839B (en) | 2019-07-27 | 2019-07-27 | Integrated push-pull type roof access opening construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910685199.9A CN110409839B (en) | 2019-07-27 | 2019-07-27 | Integrated push-pull type roof access opening construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110409839A CN110409839A (en) | 2019-11-05 |
| CN110409839B true CN110409839B (en) | 2023-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910685199.9A Active CN110409839B (en) | 2019-07-27 | 2019-07-27 | Integrated push-pull type roof access opening construction method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114776037A (en) * | 2022-03-31 | 2022-07-22 | 中国建筑第八工程局有限公司 | Assembled tall and big slat mounting equipment |
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| JP2016160090A (en) * | 2015-03-05 | 2016-09-05 | 三菱電機ビルテクノサービス株式会社 | Elevator hoistway work floor device and elevator hoistway work floor device installation method |
| CN206941987U (en) * | 2017-07-18 | 2018-01-30 | 江苏远瀚建筑设计有限公司 | People overhauls pore structure on roofing |
| CN107975129A (en) * | 2017-11-28 | 2018-05-01 | 中国二十冶集团有限公司 | A kind of prefabricated rain sewage inspection well and pipe connecting method |
| CN208088688U (en) * | 2018-04-13 | 2018-11-13 | 中建电力建设有限公司 | Push-pull type movable steel cover plate structure for roof manhole |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895234B (en) * | 2015-05-06 | 2017-09-08 | 浙江东南网架股份有限公司 | For metal roofing board it is floating type go out roof opening component and its installation method |
| CN205840090U (en) * | 2016-06-23 | 2016-12-28 | 深圳市盛朗艺术设计有限公司 | A kind of access hole structure of furred ceiling |
-
2019
- 2019-07-27 CN CN201910685199.9A patent/CN110409839B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016160090A (en) * | 2015-03-05 | 2016-09-05 | 三菱電機ビルテクノサービス株式会社 | Elevator hoistway work floor device and elevator hoistway work floor device installation method |
| CN206941987U (en) * | 2017-07-18 | 2018-01-30 | 江苏远瀚建筑设计有限公司 | People overhauls pore structure on roofing |
| CN107975129A (en) * | 2017-11-28 | 2018-05-01 | 中国二十冶集团有限公司 | A kind of prefabricated rain sewage inspection well and pipe connecting method |
| CN208088688U (en) * | 2018-04-13 | 2018-11-13 | 中建电力建设有限公司 | Push-pull type movable steel cover plate structure for roof manhole |
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| Publication number | Publication date |
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| CN110409839A (en) | 2019-11-05 |
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