CN212002897U - Rear integrated tunnel protection door frame framework and door frame - Google Patents
Rear integrated tunnel protection door frame framework and door frame Download PDFInfo
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- CN212002897U CN212002897U CN202020411674.1U CN202020411674U CN212002897U CN 212002897 U CN212002897 U CN 212002897U CN 202020411674 U CN202020411674 U CN 202020411674U CN 212002897 U CN212002897 U CN 212002897U
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Abstract
The utility model discloses a rearmounted integral type tunnel protection door frame skeleton and door frame, including framework of steel reinforcement, pour filler and concave station frame, framework of steel reinforcement is fixed to be set up on the concave station frame, and the concave station frame is used for forming protection door frame skeleton, pours the filler and fills in the concave station frame. The installation method is used for installing the protective door frame, the reinforcing steel bar framework is used as the protective door frame framework to enhance the stress, the bending resistance and the deformation resistance of the protective door frame are improved, the concave frame is matched with the protective door frame, so that the protective door frame and the protective door are effectively sealed, the protective door frame adopts pouring filler to improve the fire resistance and the sealing property of the protective door, the integral fire prevention requirement is met, meanwhile, the protective door is prevented from being loosened, toppled over or even separated under the condition of long-term piston wind, and the use safety of the protective door is ensured.
Description
Technical Field
The utility model relates to a tunnel protection door field, especially a rearmounted integral type tunnel protection door frame skeleton and door frame.
Background
With the vigorous development of the construction of high-speed railways in China, the design fire regulations of railway engineering and the design regulations of railway tunnel disaster prevention evacuation rescue engineering are updated and revised in time. The specifications are more and more strict for equipment chamber guard doors and evacuation guard doors. The protective door must be used for protecting equipment of the cavern, ensuring smooth information, evacuating people and creating escape conditions.
In the prior art, the tunnel protection door is mainly installed by connecting with the wall body in three modes of pre-buried steel plates, embedded bars or rear chemical anchor bolts. The door frame structure is welded and assembled at an installation site, the door frame is welded or fastened by bolts with pre-buried steel plates, embedded bars or rear chemical anchor bolts, and the door frame is connected with a wall body and then provided with a protective door leaf structure.
However, due to the installation modes, the requirement on the installation accuracy of the embedded steel plate is high, the field welding quality is difficult to guarantee, the installation process adaptability is poor, the deformation of the protective door is caused, and the safety and the firmness are poor. Under the effect of long-term piston wind, the phenomenon that the guard gate is easy to become flexible, topple over and even drop off has appeared, has constituted very big potential safety hazard for the motor car operation. The mounting means of rearmounted chemical crab-bolt inevitably causes steel construction door frame and partition wall to form the space, can't satisfy whole fire prevention requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: to the problem that the guard gate that prior art exists appears becoming flexible easily under the long-term piston wind effect, emptys and even breaks away from and can't satisfy whole fire prevention requirement, provide a rearmounted integral type tunnel guard gate door frame skeleton and door frame.
In order to realize the purpose, the utility model discloses a technical scheme be:
a rear integrated tunnel protection door frame framework comprises a steel bar framework, a door frame hook rib and a frame;
a filling space is arranged in the frame, and one side of the filling space is provided with an opening;
the steel bar framework is fixedly arranged in the filling space;
the door frame hook rib is fixedly arranged in the filled space.
Through above-mentioned structure, the steel reinforcement framework can strengthen the atress as protection door frame skeleton, improves the bending resistance, the anti deformability of protection door frame, and frame and protection door frame cooperation make effectively sealed between protection door frame and the protection door.
As the preferred scheme of the utility model, one side of frame is equipped with the concave station. Through the structure, the concave platform can effectively ensure the sealing performance between the protective door frame and the protective door body.
As the utility model discloses an optimal scheme, the guard gate door frame still includes the guard gate hinge, and the guard gate hinge is fixed to be set up on the guard gate door frame, and the guard gate hinge is used for articulating with the guard gate door body. Through the structure, the protective door frame is hinged with the protective door.
As the utility model discloses an optimal scheme, the guard gate door frame still includes the guard gate hinge and includes hinge bolt and hinge inside lining steel sheet, and hinge inside lining steel sheet is located the frame, and hinge bolt passes hinge inside lining steel sheet and is connected with the guard gate door frame. Through above-mentioned structure, the inside lining steel sheet can improve the resistance to deformation ability of guard gate door frame, has improved the security of being connected between guard gate and the guard gate door frame.
A rear integrated tunnel protection door frame comprises pouring filler and the protection door frame framework;
the pouring filler is filled in the frame, and the opening of the protective door frame faces the partition wall and is connected with the partition wall through pouring filler.
Through above-mentioned structure, the filler can improve the refractiveness and the leakproofness of guard gate are pour in the guard gate door frame adoption, satisfy whole fire prevention requirement, avoid the guard gate not hard up to appear under the condition of long-term piston wind simultaneously, empty or even break away from, guaranteed the safety in utilization of guard gate.
As the utility model discloses an optimal scheme, the protection door frame be used for with partition wall fixed connection, the partition wall includes the partition wall embedded reinforcement, the partition wall embedded reinforcement is fixed to be set up in the partition wall and the partition wall embedded reinforcement's tip stretches out the partition wall, the door frame gib muscle is connected with the tip hook that the partition wall embedded reinforcement stretches out the partition wall. Through the structure, the protective door frame is hung together with the partition wall through the door frame hook rib and the partition wall embedded steel bar, so that the phenomenon that the protective door is loosened, toppled and even dropped is avoided, and the reliability of connection between the protective door and the partition wall can be effectively guaranteed.
As the utility model discloses an optimal scheme, the guard gate door frame is pour through pouring the filler with the partition wall. Through above-mentioned structure, pour protection door frame and partition wall through pouring the filler, make it form the integral type structure, can not have the gap to satisfy whole fire prevention requirement, guaranteed the safe in utilization of protection door.
As the preferred scheme of the utility model, pour the filler and pour the filler for there is not the shrink. Through above-mentioned structure, make guard gate door frame have better stability.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the reinforcing steel bar framework can strengthen the stress as the protective door frame framework, the bending resistance and the deformation resistance of the protective door frame are improved, and the frame is matched with the protective door frame to effectively seal the protective door frame and the protective door.
The fire resistance and the leakproofness that the guard gate door frame adopted to pour the filler can improve the guard gate satisfy whole fire prevention requirement, avoid the guard gate not hard up to appear under the condition of long-term piston wind simultaneously, empty or even break away from, guaranteed the safety in utilization of guard gate.
According to the method, the protective door frame framework is formed firstly, then the protective door frame framework is connected with the partition wall, and meanwhile, the rear integrated protective door frame structure is formed through pouring, the framework is reliably connected with the wall body, the construction requirement on the wall body poured once is simple, and the mounting process adaptability is strong. The reliability that can effectual assurance guard gate and wall connection avoids the guard gate to appear becoming flexible and empting, can effectively avoid the high accuracy requirement that pre-buried door frame mounting means brought and the poor problem of mounting process adaptability, adopts the technological method of rear-mounted pouring simultaneously, makes door frame skeleton and wall body form wholly, and is seamless, guarantees fire behavior, can effectively solve the problem that the fire resistance in door frame and partition wall gap that rear-mounted chemistry crab-bolt mounting means brought can not satisfy the standard requirement.
Drawings
Fig. 1 is a schematic structural view of the rear integrated tunnel protection double-leaf door of the present invention.
Fig. 2 is a schematic structural view of the rear integrated tunnel protection door frame and the partition wall.
Fig. 3 is a schematic structural view of the rear integrated tunnel protection door frame of the present invention.
Fig. 4 is a schematic structural view of the rear integrated tunnel protection single door of the present invention.
Icon: 1-protective door hinge; 11-hinge bolts; 12-hinge lining steel plates; 2-a protective door body; 3-a steel reinforcement framework; 4-pouring a filler; 5-a frame; 6-door frame hook rib; 7-partition wall; 71-embedding steel bars in the partition wall; 8-protective door frame.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1 to 3, the embodiment provides a rear integrated tunnel protection door frame framework, which includes a steel reinforcement framework 3, a frame 5, a door frame hook rib 6 and a protection door hinge 1;
the steel bar framework 3 and the frame 5 are fixedly connected in a factory, a filling space is arranged in the frame 5, the steel bar framework 3 is fixed in the filling space, one side of the filling space is provided with an opening, the other side of the frame 5 is provided with a concave platform, the concave platform can effectively ensure the sealing performance between the protective door frame 8 and the protective door body 2, specifically, the frame 5 is a concave platform steel frame, and the steel bar framework 3 and the frame 5 are welded in the factory; frame 5 and protection door frame 8 cooperation make the protection door body 2 carry out effectual sealing with protection door frame 8, and steel framework 3 can strengthen the atress as the skeleton of protection door frame 8, improves the bending resistance of protection door frame 8, resistance to deformation performance.
The door frame hook rib 6 is fixed in the filling space of the frame 5 and used for supporting the door frame 8 of the protective door.
The protective door body 2 is a double-leaf door, the protective door body 2 is hinged with a protective door frame 8 through a protective door hinge 1, and each leaf of the protective door is provided with three protective door hinges 1 which are hinged with the protective door frame 8.
The protective door hinge 1 comprises a hinge bolt 11 and a hinge lining steel plate 12, the hinge bolt 11 penetrates through the hinge lining steel plate 12 to be fixedly connected with the protective door frame 8, the lining steel plate 12 can improve the deformation resistance of the protective door frame 8, and the safety of connection between the protective door body 2 and the protective door frame 8 is ensured.
The embodiment also provides a rear integrated tunnel protection door frame, which comprises the protection door frame 8 framework and the pouring filler 4;
the pouring filler 4 is filled in the frame 5, specifically, the pouring filler 4 is a non-shrinkage pouring filler, and pouring is carried out on the installation site of the protective door; can improve the stability of protective door frame 8, protective door frame 8 is pour by pouring filler 4 and is formed, can improve the refractiveness and the leakproofness of protective door, satisfies whole fire prevention requirement, avoids protective door not hard up to appear under the condition of long-term piston wind simultaneously, emptys and breaks away from even, has guaranteed protective door's safety in utilization.
The fixed setting of guard gate door frame 8 is on partition wall 7, and partition wall 7 includes partition wall embedded reinforcement 71, and partition wall embedded reinforcement 71's tip stretches out partition wall 7, and the fixed hook of partition wall embedded reinforcement 71 tip and door frame gib muscle 6 that stretch out partition wall 7 simultaneously is in the same place, makes guard gate door frame 8 and partition wall 7 firmly connected together.
The embodiment also provides a method for installing the rear integrated tunnel protection door frame, which comprises the following steps:
s1: fixing a framework 8 of a protective door frame at a set position;
specifically, a steel reinforcement framework 3 and a frame 5 are welded in a factory to form a protective door frame 8 framework, after the protective door frame 8 framework is conveyed to the site, the protective door frame 8 is fixed at a set position, and a primary structure of the protective door frame 8 is debugged, so that the size structure of the protective door frame can meet the installation requirement of a protective door leaf, and a complete structure of the protective door frame 8 is formed;
s2: binding the door frame hook rib 6 and the partition wall embedded steel bar 71 in a hook manner, and pouring the protective door frame 8 and the partition wall 7 through pouring the filler 4;
specifically, the levelness and the verticality of the protective door frame 8 are adjusted, the framework of the protective door frame 8 is fixed, and the protective door frame 8 and the partition wall 7 are poured, so that the protective door and the partition wall 7 form an integrated structure without a gap;
s3: installing a protective door body 2;
specifically, after the concrete of the wall body is cured to reach the preset strength, the protective door body 2 is installed on the protective door frame 8.
In the whole installation process of the whole protective door, the tunnel site is not welded, all the work needing welding is finished in a factory, and the connection quality is ensured.
According to the method, the framework of the protective door frame 8 is formed firstly, then the protective door frame is connected with the partition wall 7, and meanwhile, the rear integrated protective door frame structure is formed through pouring, the framework is reliably connected with the wall body, the construction requirement on the wall body poured once is simple, and the mounting process is strong in adaptability. The reliability that can effectual assurance guard gate and wall connection avoids the guard gate to appear becoming flexible and empting, can effectively avoid the high accuracy requirement that pre-buried door frame mounting means brought and the poor problem of mounting process adaptability, adopts the technological method of rear-mounted pouring simultaneously, makes door frame skeleton and wall body form wholly, and is seamless, guarantees fire behavior, can effectively solve the problem that the fire resistance in door frame and partition wall gap that rear-mounted chemistry crab-bolt mounting means brought can not satisfy the standard requirement.
Example 2
As shown in fig. 2 to 4, the embodiment provides a rear integrated tunnel protection door frame framework, which includes a steel reinforcement framework 3, a frame 5, a door frame hook rib 6 and a protection door hinge 1;
the steel bar framework 3 and the frame 5 are fixedly connected in a factory, a filling space is arranged in the frame 5, the steel bar framework 3 is fixed in the filling space, one side of the filling space is provided with an opening, the other side of the frame 5 is provided with a concave platform, the concave platform can effectively ensure the sealing performance between the protective door frame 8 and the protective door body 2, specifically, the frame 5 is a concave platform steel frame, and the steel bar framework 3 and the frame 5 are welded in the factory; frame 5 and protection door frame 8 cooperation make the protection door body 2 carry out effectual sealing with protection door frame 8, and steel framework 3 can strengthen the atress as the skeleton of protection door frame 8, improves the bending resistance of protection door frame 8, resistance to deformation performance.
The door frame hook rib 6 is fixed in the filling space of the frame 5 and used for supporting the door frame 8 of the protective door.
The protective door body 2 is a single-leaf door, the protective door body 2 is hinged with a protective door frame 8 through a protective door hinge 1, and three protective door hinges 1 are arranged on the single-leaf door and hinged with the protective door frame 8.
The protective door hinge 1 comprises a hinge bolt 11 and a hinge lining steel plate 12, the hinge bolt 11 penetrates through the hinge lining steel plate 12 to be fixedly connected with the protective door frame 8, the lining steel plate 12 can improve the deformation resistance of the protective door frame 8, and the safety of connection between the protective door body 2 and the protective door frame 8 is ensured.
The embodiment also provides a rear integrated tunnel protection door frame, which comprises a protection door frame 8 framework and a pouring filler 4;
the pouring filler 4 is filled in the frame 5, specifically, the pouring filler 4 is a non-shrinkage pouring filler, and pouring is carried out on the installation site of the protective door; can improve the stability of protective door frame 8, protective door frame 8 is pour by pouring filler 4 and is formed, can improve the refractiveness and the leakproofness of protective door, satisfies whole fire prevention requirement, avoids protective door not hard up to appear under the condition of long-term piston wind simultaneously, emptys and breaks away from even, has guaranteed protective door's safety in utilization.
The fixed setting of guard gate door frame 8 is on partition wall 7, and partition wall 7 includes partition wall embedded reinforcement 71, and partition wall embedded reinforcement 71's tip stretches out partition wall 7, and the fixed hook of partition wall embedded reinforcement 71 tip and door frame gib muscle 6 that stretch out partition wall 7 simultaneously is in the same place, makes guard gate door frame 8 and partition wall 7 firmly connected together.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A rear integrated tunnel protection door frame framework is characterized by comprising a steel reinforcement framework (3), a door frame hook rib (6) and a frame (5);
a filling space is arranged in the frame (5), and one side of the filling space is provided with an opening;
the steel bar framework (3) is fixedly arranged in the filling space;
the door frame hook rib (6) is fixedly arranged in the filling space.
2. The door frame framework of the rear integrated tunnel protection door of claim 1, wherein one side of the frame (5) is provided with a concave platform.
3. The rear integrated tunnel protection door frame framework of claim 1, further comprising a protection door hinge (1), wherein the protection door hinge (1) is fixedly arranged on a protection door frame (8), and the protection door hinge (1) is used for being hinged to a protection door body (2).
4. The rear integrated tunnel protection door frame framework of claim 3, wherein the protection door hinge (1) comprises a hinge bolt (11) and a hinge lining steel plate (12), the hinge lining steel plate (12) is located in the frame (5), and the hinge bolt (11) penetrates through the hinge lining steel plate (12) to be connected with the protection door frame (8).
5. A rear integrated tunnel protection door frame, which is characterized by comprising a pouring filler (4) and the protection door frame framework of any one of the claims 1 to 4;
the pouring filler (4) is filled in the frame (5), an opening of the frame (5) faces to the partition wall (7), and the frame is connected with the partition wall (7) through the pouring filler (4) in a pouring mode.
6. The rear integrated tunnel protection door frame according to claim 5, wherein the partition wall (7) comprises partition wall embedded steel bars (71), the partition wall embedded steel bars (71) are fixedly arranged in the partition wall (7) and the end portions of the partition wall embedded steel bars (71) extend out of the partition wall (7), and the door frame hook bars (6) are connected with the end portions of the partition wall embedded steel bars (71) extending out of the partition wall (7) in a hook mode.
7. The rear integrated tunnel protection door frame according to claim 5, characterized in that the casting filler (4) is a non-shrink casting filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020411674.1U CN212002897U (en) | 2020-03-26 | 2020-03-26 | Rear integrated tunnel protection door frame framework and door frame |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020411674.1U CN212002897U (en) | 2020-03-26 | 2020-03-26 | Rear integrated tunnel protection door frame framework and door frame |
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| CN212002897U true CN212002897U (en) | 2020-11-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305721A (en) * | 2020-03-26 | 2020-06-19 | 中铁二院工程集团有限责任公司 | Rear integrated tunnel protection door frame framework, door frame and installation method |
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2020
- 2020-03-26 CN CN202020411674.1U patent/CN212002897U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305721A (en) * | 2020-03-26 | 2020-06-19 | 中铁二院工程集团有限责任公司 | Rear integrated tunnel protection door frame framework, door frame and installation method |
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