CN110894748A - Connecting structure of security door and main wall and installation method of security door - Google Patents
Connecting structure of security door and main wall and installation method of security door Download PDFInfo
- Publication number
- CN110894748A CN110894748A CN201911082556.9A CN201911082556A CN110894748A CN 110894748 A CN110894748 A CN 110894748A CN 201911082556 A CN201911082556 A CN 201911082556A CN 110894748 A CN110894748 A CN 110894748A
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- door
- wall body
- security
- security door
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/0007—Implements for finishing work on buildings for mounting doors, windows or frames; their fitting
- E04F21/0015—Implements for finishing work on buildings for mounting doors, windows or frames; their fitting for mounting frames
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/003—Implements for finishing work on buildings for marking doors, windows or frames
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/56—Fastening frames to the border of openings or to similar contiguous frames
- E06B1/58—Fastening frames to the border of openings or to similar contiguous frames by filling up the joints, e.g. by cementing
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Door And Window Frames Mounted To Openings (AREA)
Abstract
The invention discloses a connecting structure of a security door and a main wall body and an installation method of the security door, wherein the installation operation of the security door is carried out according to the following steps; when the main wall body (1) is constructed, a door opening (4) is reserved at the position where the security door (3) needs to be installed, and two groups of steel bars (6) are embedded in the door opening (4); the security door (3) is fixed on the steel bar (6) through the oblique round steel (7); and T-bar keels (10) are arranged in the main wall body (1) and the post-cast wall body (2) to prevent forcible disassembly. The invention effectively avoids the problem that the security door cannot be installed after the construction of the building main body is finished. The construction efficiency is improved, and the construction progress is guaranteed. And the construction cost is also reduced. The reliability of the security door is increased. Is beneficial to the sustainable development of the safety protection industry.
Description
Technical Field
The invention relates to a connecting structure of a security door and a main wall body and an installation method of the security door, and belongs to the technical field of industrial and civil building construction.
Background
For important storage bases such as a vault, an artwork warehouse and the like, the safety protection requirement is high, and a security door needs to be installed. The security door is generally integrally processed and manufactured in a factory by a professional manufacturer, and has the advantages of great weight and strong integrity in order to meet the security requirement. Therefore, the security door is installed only by being reliably connected with the wall body to achieve the precaution effect.
The installation method of the existing security door is separated from the construction of a building main body, and the problem that the security door cannot be installed after the construction of the building main body is finished exists. Sometimes, the constructed main body engineering is required to be damaged; not only influence the construction progress but also waste time and energy, increase construction cost. And the problem of unsatisfactory connection reliability of the security door and the wall body exists.
Disclosure of Invention
The invention aims to provide a connecting structure of a security door and a main wall body and an installation method of the security door, which can improve the connection reliability of the security door and the wall body, save labor, accelerate the construction progress, reduce the cost, and are beneficial to the sustainable development of the security industry, thereby overcoming the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention relates to a connecting structure of a security door and a main wall, which comprises the main wall and the security door, wherein a post-pouring wall is arranged between the main wall and the security door, the post-pouring wall is poured between the main wall and a door frame of the security door and is integrally poured and connected with the main wall, reinforcing steel bars are embedded in the main wall and the post-pouring wall, inclined round steel and a T-bar keel are also embedded in the post-pouring wall, the security door is arranged in a door hole of the post-pouring wall through the door frame of the security door, and the door frame of the security door is welded with the inclined round steel and the reinforcing steel bars and then is fixed with the post-pouring wall into a whole.
The T-bar keel consists of a spiral main stem and blades, and the blades are respectively fixed on the spiral main stem in a spiral arrangement.
The installation method of the security door for the connection structure of the security door and the main wall body comprises the following steps of:
step one, when a main wall body is poured, reserving a door opening at a position where a security door needs to be installed, wherein the door opening is larger than a door frame of the security door, and reserving a post-pouring wall body space; two groups of steel bars are embedded in the main wall body around the door opening;
secondly, the security door is horizontally centered in the door opening and is welded and fixed with the steel bars through the oblique round steel;
laying two layers of bidirectional reinforcing mesh sheets in a space between the door opening and a door frame of the security door;
step four, placing a T-bar keel between the two layers of bidirectional reinforcing mesh sheets;
fifthly, fixedly connecting the two layers of bidirectional reinforcing mesh sheets by using round steel;
sixthly, erecting a template between a door frame and the edge of a door opening of the security door, and performing secondary concrete pouring to form a post-pouring wall body; the main wall body is connected with the door frame of the security door into a whole through the post-pouring wall body.
And seventhly, after the concrete of the post-cast wall is solidified, removing the template to finish the installation.
In the installation method of the security door, the space distance A reserved between the edge of the door opening and the edge of the door frame in the first step is not less than 300 mm.
In the installation method of the security door, in the first step, the distance between the two groups of steel bars is smaller than the thickness of the post-cast wall body, and the two groups of steel bars are arranged in front of and behind the post-cast wall body.
According to the installation method of the security door, in the first step, the T-bar keel is poured in the main wall body close to the door opening.
In the installation method of the security door, the T-bar keel is made of a reinforcing material processed by a steel plate and is provided with a spiral main stem; the helical main stem is provided with blades which are arranged in a helical manner.
In the installation method of the security door, in the second step, each steel bar is welded with one end of each of the two oblique round steel bars, and the other end of each of the two oblique round steel bars is welded with the outer side of the door frame of the security door; the steel bars are welded with the two oblique round steel Y-shaped bars; the oblique round steel on the adjacent reinforcing steel bars is arranged in an X-shaped cross mode.
In the installation method of the security door, the width of the two layers of bidirectional reinforcing mesh sheets in the third step is smaller than the thickness of the post-cast wall; a layer of bidirectional reinforcing mesh is arranged close to the main wall body and fixed with the reinforcing steel bars in a spot welding manner; and the other layer of bidirectional reinforcing mesh is arranged close to the door frame and is fixed with the door frame in a spot welding manner.
In the installation method of the security door, the bidirectional reinforcing mesh in the third step is a bidirectional reinforcing mesh with the model number of 2C14@ and the interval of 100.
In the installation method of the security door, in the fourth step, the T-bar keel is placed between the two layers of bidirectional reinforcing mesh sheets for convenience; the oblique round steel and the round steel connected with the former group of steel bars are welded firstly, the T-bar keel is placed in the space between the door opening and the door frame, and then the oblique round steel and the round steel connected with the latter group of steel bars are welded.
Due to the adoption of the technical scheme, compared with the prior art, the method for simultaneously constructing the main wall body and the post-cast wall body is adopted, so that the problem that the security door cannot be installed after the construction of the building main body is finished is effectively solved. The main engineering which is constructed can be installed at one time without destroying. The construction efficiency is improved, and the construction progress is guaranteed. And the construction cost is also reduced. And the problem of unsatisfactory connection reliability of the security door and the wall body exists. T-bar keels are buried in the main wall body and the post-pouring wall body, certain difficulty is caused for breaking and dismantling the wall body, and reliability of the security door is improved. Is beneficial to the sustainable development of the safety protection industry.
Drawings
FIG. 1 is a schematic structural view of the present invention;
figure 2 is a schematic view of the structure of a T-bar keel.
The labels in the figures are: the method comprises the following steps of 1-main wall body, 2-post-cast wall body, 3-security door, 4-door opening, 5-door frame, 6-reinforcing steel bar, 7-oblique round steel, 8-round steel, 9-bidirectional reinforcing steel bar net piece, 10-T-bar keel, 11-spiral stem and 12-blade.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
The invention relates to a connecting structure of a security door and a main wall, which comprises a main wall 1 and a security door 3, wherein a post-pouring wall 2 is arranged between the main wall 1 and the security door 3, the post-pouring wall 2 is poured between the main wall 1 and a door frame 5 of the security door 3 and is connected with the main wall 1 into a whole, reinforcing steel bars 6 are embedded in the main wall 1 and the post-pouring wall 2, an inclined round steel 7 and a T-bar keel 10 are also embedded in the post-pouring wall 2, the security door 3 is installed in a door hole of the post-pouring wall 2 through the door frame 5 of the security door 3, and the door frame 5 of the security door 3 is welded with the inclined round steel 7 and the reinforcing steel bars 6 and then is fixed with the post-pouring wall 2 into a whole; the T-bar keel 10 is composed of a spiral main stem 11 and blades 12, the number of the blades 12 can be determined according to use requirements, at least 8 blades 2 are arranged on the main stem 11 in length per meter under normal conditions, and the blades 12 are respectively fixed on the spiral main stem 11 in spiral arrangement.
As shown in fig. 1, the installation method of the security door of the present invention for the connection structure of the security door and the main wall is implemented by the following steps:
step one, when a main wall body 1 is poured, reserving a door opening 4 at a position where a security door 3 needs to be installed, wherein the door opening 4 is larger than a door frame 5 of the security door 3, and reserving a space of a post-pouring wall body 2; two groups of steel bars 6 are embedded in the main wall body 1 around the door opening 4;
secondly, the security door 3 is integrally, horizontally and centrally located in the door opening 4 and is welded and fixed with the steel bars 6 through the oblique round steel 7;
thirdly, laying two layers of bidirectional reinforcing mesh sheets 9 in a space between the door opening 4 and the door frame 5 of the security door 3;
step four, placing a T-bar keel 10 between the two layers of bidirectional reinforcing mesh sheets 9;
fifthly, the two layers of bidirectional reinforcing mesh sheets 9 are fixedly connected by round steel 11;
sixthly, erecting a template between the door frame 5 of the security door 3 and the edge of the door opening 4, and performing secondary concrete pouring to form a post-cast wall body 2; the main wall body 1 and the door frame 5 of the security door 3 are connected into a whole through the post-pouring wall body 2.
And seventhly, after the concrete of the post-cast wall body 2 is solidified, removing the template to finish the installation.
In the first step of the installation method of the security door, the space distance A left between the edge of the door opening 4 and the edge of the door frame 5 is not less than 300 mm. The distance between the two groups of steel bars 6 is smaller than the thickness of the post-cast wall body 2, and the two groups of steel bars are arranged in front and at the back respectively. T-bar keels 10 (not shown in the figure) are poured in the main wall body 1 close to the door openings 4. As shown in fig. 2, the T-bar keel 10 is made of a reinforcing material processed by a steel plate and has a spiral main stem 11; the helical stem 11 is provided with helically arranged blades 12.
In the second step, each reinforcing steel bar 6 is welded with one end of each two inclined round steel 7, and the other end of each two inclined round steel 7 is welded with the outer side of the door frame 5 of the security door 3; the steel bar 6 is welded with two oblique round steel 7Y shapes; the oblique round steel 7 on the adjacent reinforcing steel bars 6 is arranged in an X-shaped cross way. The width of the two layers of bidirectional reinforcing mesh sheets 9 in the third step is smaller than the thickness of the post-cast wall 2; a layer of bidirectional reinforcing mesh 9 is arranged close to the main wall 1 and fixed with the reinforcing steel bars 6 in a spot welding manner; and the other layer of bidirectional reinforcing mesh 9 is arranged close to the door frame 5 and is fixed with the door frame 5 in a spot welding manner. The bidirectional reinforcing mesh 9 adopts a bidirectional reinforcing mesh with the model number of 2C14@ at the interval of 100.
In the fourth step, the T-bar keel 10 is placed between the two layers of bidirectional steel mesh sheets 9 in order to facilitate the placement; the oblique round steel 7 and the round steel 8 connected with the former group of the steel bars 6 are welded firstly, the T-bar keel 10 is placed in the space between the door opening 4 and the door frame 5, and then the oblique round steel 7 and the round steel 8 connected with the latter group of the steel bars 6 are welded.
In the concrete embodiment, the main wall 1 is a reinforced concrete structure wall provided with T-Bar keels 10, and steel bars 6 are reserved; the post-cast wall body 2 is a post-cast area reserved when the main wall body 1 is cast, the width A is not less than 300mm, and the post-cast area is a reinforced concrete structure wall body with a T-Bar keel 10 arranged inside; the post-cast wall body 2 and the main wall body 1 are constructed simultaneously, after the main wall body 1 is constructed, the security door 3 is integrally positioned in place through a vertical transportation elevator and a horizontal transportation frame; the security door 3 comprises a door frame 5 and a door leaf. The door frame 5 is welded and fixed with the steel bars 6 reserved in the main wall body 1 by adopting the oblique round steel 7, and a bidirectional steel bar net piece 9 is added in the post-cast wall body 2 for reinforcement; and then, forming a post-cast wall body 2 after mold sealing and pouring, so that the post-cast wall body 2, the main wall body 1 and the security door 3 are connected into a whole.
The method for simultaneously constructing the main wall and the post-cast wall effectively avoids the problem that the security door cannot be installed after the construction of the main building body is finished. The main engineering which is constructed can be installed at one time without destroying. The construction efficiency is improved, and the construction progress is guaranteed. And the construction cost is also reduced. And the problem of unsatisfactory connection reliability of the security door and the wall body exists. T-bar keels are buried in the main wall body and the post-pouring wall body, certain difficulty is caused for breaking and dismantling the wall body, and reliability of the security door is improved. Is beneficial to the sustainable development of the safety protection industry.
Claims (10)
1. The utility model provides a connection structure of security protection door and main wall body, includes main wall body (1) and security protection door (3), its characterized in that: be equipped with post-cast wall body (2) between main wall body (1) and security protection door (3), post-cast wall body (2) are pour and are connected as an organic whole between main wall body (1) and door frame (5) of security protection door (3) and pour with main wall body (1), bury reinforcing bar (6) in main wall body (1) and post-cast wall body (2) underground, it has oblique round steel (7) and T-bar fossil fragments (10) still to bury in post-cast wall body (2) underground, security protection door (3) are installed in the door hole of post-cast wall body (2) through door frame (5) of security protection door (3), and door frame (5) and oblique round steel (7) and reinforcing bar (6) of security protection door (3) are welded after-casting wall body (2) fixed as an organic whole with post-cast.
2. The connecting structure of the security door and the main wall body according to claim 1, characterized in that: the T-bar keel (10) is composed of a spiral main stem (11) and blades (12), and the blades (12) are spirally arranged and fixed on the spiral main stem (11) respectively.
3. A method for installing a security door for the connection structure of claim 1 or 2, characterized in that: the method comprises the following steps of installing the security door:
step one, when a main wall body (1) is poured, reserving a door opening (4) at a position where a security door (3) needs to be installed, wherein the door opening (4) is larger than a door frame (5) of the security door (3), and reserving a space of a post-pouring wall body (2); two groups of steel bars (6) are embedded in the main wall body (1) around the door opening (4);
secondly, the security door (3) is integrally, horizontally and centrally located in the door opening (4) and is welded and fixed with the steel bar (6) through the oblique round steel (7);
thirdly, two layers of bidirectional reinforcing mesh sheets (9) are laid in a space between the door opening (4) and the door frame (5) of the security door (3);
step four, placing a T-bar keel (10) between the two layers of bidirectional reinforcing mesh sheets (9);
fifthly, the two layers of bidirectional reinforcing mesh sheets (9) are fixedly connected by round steel (8);
sixthly, erecting a template between the door frame (5) of the security door (3) and the edge of the door opening (4), and performing secondary concrete pouring to form a post-cast wall body (2); the main wall body (1) and a door frame (5) of the security door (3) are connected into a whole through the post-pouring wall body (2);
and seventhly, after the concrete of the post-cast wall body (2) is solidified, removing the template, and finishing the installation.
4. The installation method of the security door according to claim 3, characterized in that: in the first step, the distance A of the space reserved between the edge of the door opening (4) and the edge of the door frame (5) is not less than 300 mm.
5. The installation method of the security door according to claim 3, characterized in that: in the first step, the distance between the two groups of steel bars (6) is smaller than the thickness of the post-cast wall body (2), and the front and the rear steel bars are respectively in one group.
6. The installation method of the security door according to claim 1, characterized in that: in the first step, a T-bar keel (10) is also poured in the main wall body (1) close to the door opening (4).
7. The installation method of the security door according to claim 3 or 6, characterized in that: the T-bar keel (10) is made of a reinforcing material processed by a steel plate and is provided with a spiral main stem (11); the helical main stem (11) is provided with blades (12) which are arranged in a helical manner.
8. The installation method of the security door according to claim 3, characterized in that: in the second step, each reinforcing steel bar (6) is welded with one end of each two oblique round steel (7), and the other end of each two oblique round steel (7) is welded with the outer side of a door frame (8) of the security door (3); the reinforcing steel bar (6) is welded with the two oblique round steel bars (7) in a Y shape; the oblique round steel (7) on the adjacent reinforcing steel bars (6) are arranged in an X-shaped cross manner.
9. The installation method of the security door according to claim 3, characterized in that: in the third step, the width of the two layers of bidirectional reinforcing mesh sheets (9) is smaller than the thickness of the post-cast wall body (2); a layer of bidirectional reinforcing mesh (9) is arranged close to the main wall body (1) and is fixed with the reinforcing steel bars (6) in a spot welding manner; the other layer of bidirectional reinforcing mesh (9) is arranged close to the door frame (5) and is fixed with the door frame (5) in a spot welding manner.
10. The installation method of the security door according to claim 3, characterized in that: in the third step, the bidirectional steel bar mesh (9) is a bidirectional steel bar mesh with the model number of 2C14@ at the interval of 100; in the fourth step, the T-bar keel (10) is placed between the two layers of bidirectional steel mesh sheets (9) in order to facilitate the placement; the oblique round steel (7) and the round steel (8) connected with the former group of steel bars (6) are welded firstly, and after the T-bar keel (10) is placed in the space between the door opening (4) and the door frame (5), the oblique round steel (7) and the round steel (8) connected with the latter group of steel bars (6) are welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911082556.9A CN110894748A (en) | 2019-11-07 | 2019-11-07 | Connecting structure of security door and main wall and installation method of security door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911082556.9A CN110894748A (en) | 2019-11-07 | 2019-11-07 | Connecting structure of security door and main wall and installation method of security door |
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| Publication Number | Publication Date |
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| CN110894748A true CN110894748A (en) | 2020-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911082556.9A Pending CN110894748A (en) | 2019-11-07 | 2019-11-07 | Connecting structure of security door and main wall and installation method of security door |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115059263A (en) * | 2022-07-28 | 2022-09-16 | 中国十七冶集团有限公司 | Installation method of security door |
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2019
- 2019-11-07 CN CN201911082556.9A patent/CN110894748A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115059263A (en) * | 2022-07-28 | 2022-09-16 | 中国十七冶集团有限公司 | Installation method of security door |
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