CN209874866U - Tunnel protection door with movable doorsill - Google Patents
Tunnel protection door with movable doorsill Download PDFInfo
- Publication number
- CN209874866U CN209874866U CN201920547598.4U CN201920547598U CN209874866U CN 209874866 U CN209874866 U CN 209874866U CN 201920547598 U CN201920547598 U CN 201920547598U CN 209874866 U CN209874866 U CN 209874866U
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- Prior art keywords
- door
- door leaf
- small
- doorsill
- leaf
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- Expired - Fee Related
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- 230000001681 protective effect Effects 0.000 claims abstract description 51
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000009423 ventilation Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model discloses a threshold tunnel guard gate moves about, including fixing the door frame on the building and articulating the door leaf on the door frame, the door leaf opens to the entrance to a cave, and the door leaf divide into left door leaf and right door leaf, still including the guard gate wicket that sets up on can dismantling the threshold that moves about of connection and the right door leaf, still is equipped with the fixed subassembly that can take up the threshold that moves about on the left door leaf. The small door of the protective door is opened to the outside of the cavern, and has the advantages of convenient opening and convenient evacuation of personnel in daily and emergency situations; the fixed assembly effectively ensures convenient taking and installation of the movable doorsill.
Description
Technical Field
The utility model belongs to the technical field of the guard gate, concretely relates to threshold tunnel guard gate alive.
Background
The protective door is a door capable of resisting impact of various shock waves or heavy objects and is generally made of steel materials. The tunnel is a building for passing automobiles or trains, and the vacuum insulated panel tunnel protection door is applied to railway tunnels, such as transverse passages, various equipment chambers, emergency rescue stations, emergency exits, shelters, vertical shaft access tunnels, inclined shaft access tunnels, repeaters, transformer substations and other chambers, and has the functions of fire prevention, explosion resistance, resistance to positive and negative wind pressure caused by periodic piston wind of trains, equipment damage prevention, personnel safety guarantee and the like.
The threshold mechanism of the protective door is divided into a fixed threshold, a movable threshold and a falling threshold. The fixed doorsill has lower manufacturing cost, but is inconvenient for people and vehicles to get in and out; the movable doorsill can be installed when needed, and the functions of protection and sealing are achieved. The existing movable threshold protective door is easy to lose and damage due to independent placement of the movable threshold, and is mostly an emergency incident when the threshold is needed, so that the movable threshold is inconvenient to take and install, and unnecessary accidents can be caused.
The existing tunnel protection door is opened towards the tunnel cave indoor, but when emergency rescue evacuation of the tunnel is carried out, the door body is opened inwards, so that evacuation of people in the tunnel cave is not facilitated. The damage of guard gate has also been accelerated in staff's daily business turn over, and the guard gate is bulky to change the maintenance cost big with the material more, and the installation of guard gate leads to the unable effective circulation of inside air easily, has reduced the environmental quality of hole room, is unfavorable for staff's work.
Disclosure of Invention
The utility model provides a movable threshold tunnel protective door, which solves the technical problems and provides a movable threshold tunnel protective door, which has the advantages of convenient opening and convenient evacuation of personnel in daily and emergency situations; the convenient taking and installation of the movable doorsill are effectively guaranteed.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a movable threshold tunnel protective door comprises a door frame fixed on a building and a door leaf hinged on the door frame, wherein the door leaf is opened towards the inside of a cavity and is divided into a left door leaf and a right door leaf; the movable doorsill is divided into a left doorsill and a right doorsill, the top of the left doorsill is detachably connected with the left door leaf, and the top of the right doorsill is detachably connected with the right door leaf; two groups of fixing components are fixedly connected to the side face of the left door leaf, and the two groups of fixing components are respectively used for fixedly placing the left doorsill and the right doorsill; the right door leaf is provided with the small protective door, and the small protective door is opened towards the outside of the chamber; the small protective door comprises a small protective door body, a small protective door frame and a small protective door lock, wherein the small protective door frame is fixed on the right door leaf in a welding mode; the top of the small door of the protective door is provided with a vent hole; and the small protective door is also provided with a blocking cover, and the blocking cover is rotatably connected to the small protective door and used for blocking the ventilation hole.
Preferably, a chain is further connected between the small protection door and the right door leaf and is used for preventing the small protection door from toppling. The problem that the protective door is toppled over due to looseness under the action of piston wind is solved, and the driving safety in the tunnel is guaranteed.
Preferably, a sealing strip is arranged on the side surface of the baffle cover close to the small door of the protective door. The effect of effectively guaranteeing the sealing performance in the cavern when in need is achieved.
Preferably, the door frame includes a lower door frame embedded in the ground, and the lower side of the movable doorsill is fixed in the lower door frame.
Preferably, the fixing assembly comprises a pair of fixing blocks fixed on the door leaf and arranged in parallel, a baffle plate rotatably connected with the fixing blocks and a supporting block fixed on the door leaf, wherein the supporting block is provided with a fixing groove, and the baffle plate is clamped with the fixing groove. The movable doorsill has the advantages that the movable doorsill is conveniently and rapidly collected, the movable doorsill is prevented from being lost and damaged, and the movable doorsill is convenient to install in emergency.
Preferably, a storage box is further arranged on the side surface of the left door leaf. The effect of conveniently receiving and placing the installation parts is achieved, and the loss of installation parts is prevented.
Preferably, the top of the ventilation hole is also provided with a motor, and the output end of the motor is fixedly connected with the fan blades. The ventilation of the air in the chamber is facilitated.
The utility model discloses the beneficial effect who reaches: the fixed connection has two sets of fixed subassemblies on the left door leaf side of guard gate, and fixed subassembly can make the threshold of moving fix and place on the door leaf, can prevent that the threshold of moving from losing or inconvenient taking. Be equipped with the little door of guard gate on the right door leaf, the little door of guard gate opens to the cavern is outer, can enough make things convenient for personnel daily business turn over tunnel cavern, has also solved because the tunnel guard gate opens and the inconvenient problem of personnel evacuation under the emergency rescue condition that causes towards the cavern. The small protective door is convenient to open and convenient to enter and exit daily, damage to the protective door is reduced, and use and maintenance cost is reduced; but also facilitate emergency evacuation. The top of the small door of the protective door is provided with a vent hole and a blocking cover, so that the sealing performance and the ventilation performance in the tunnel can be guaranteed as required.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a schematic view of the fixing assembly of the present invention;
FIG. 3 is a schematic view of the right door leaf of the present invention;
fig. 4 is a schematic view of the blocking cover of the present invention.
In the figure: 1-left threshold; 2-right threshold; 3-left door leaf; 4-right door leaf; 5-a protective door small door; 6-small door body; 7-small door frame of protective door; 8-protecting the small door lock of the door; 9-a vent hole; 10-a stop cover; 11-a sealing strip; 12-a stationary assembly; 13-storage box; 14-a motor; 15-fan blades; 16-fixing block; 17-a support block; 18-a chain; 19-baffle.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
As shown in fig. 1, the movable threshold tunnel protection door comprises a door frame fixed on a building and a door leaf hinged on the door frame, wherein the door leaf is opened towards the inside of a cavity and is divided into a left door leaf 3 and a right door leaf 4. The movable doorsill is divided into a left doorsill 1 and a right doorsill 2, the top of the left doorsill 1 is detachably connected with the bottom of the left door leaf 3 through a bolt, and the top of the right doorsill 2 is detachably connected with the bottom of the right door leaf 4 through a bolt.
Two groups of fixing components 12 are fixedly connected to the side face of the left door leaf 3, and the two groups of fixing components 12 are respectively used for fixedly placing the left doorsill 1 and the right doorsill 2. Two groups of fixed components 12 are arranged up and down. As shown in fig. 2, the fixing assembly 12 includes a pair of fixing blocks 16 fixed to the door leaf in parallel by welding, a baffle rotatably connected to the fixing blocks 16, and a supporting block 17 fixed to the door leaf, wherein a fixing groove is formed in the supporting block 17, and the baffle is connected to the fixing groove in a snap-fit manner. The fixed block 16 passes through bolted connection with the baffle, and the baffle can use the bolt to rotate as the center, and the fixed slot on the supporting shoe 17 makes baffle and fixed slot joint on the motion route of baffle to with the fixed receipts of left and right threshold of activity put on left door leaf. The movable doorsill has the advantages that the movable doorsill is conveniently and rapidly collected, the movable doorsill is prevented from being lost and damaged, and the movable doorsill is convenient to install in emergency. And a storage box is also arranged on the side surface of the left door leaf. The effect of conveniently receiving and placing the installation parts is achieved, and the installation parts are prevented from being lost.
A small protective door 5 is arranged on the right door leaf 4, and the small protective door 5 is opened towards the outside of the cavern. The tunnel protection door can not only facilitate the daily entering and exiting of personnel in the tunnel cavern, but also solve the problem that the personnel are inconvenient to evacuate under the emergency rescue condition caused by the fact that the tunnel protection door is opened towards the cavern. The small protective door is convenient to open and convenient to enter and exit daily, damage to the protective door is reduced, and use and maintenance cost is reduced; but also facilitate emergency evacuation.
As shown in fig. 3, the small protective door 5 includes a small door body 6, a small protective door frame 7 and a small protective door lock 8, the small protective door frame 7 is fixed on the right door leaf 4 by welding, the small door body 6 is connected to the small protective door frame 7 by hinges, and the small protective door lock 8 is used for locking the small door body 6 on the small protective door frame 7. A chain 18 is also connected between the small protective door 5 and the right door leaf 4, and the chain 18 is used for preventing the small protective door 5 from toppling. The problem that the protective door is toppled over due to looseness under the action of piston wind is solved, and the driving safety in the tunnel is guaranteed.
The top of the small door 5 of the protective door is provided with a vent hole 9. Still be equipped with on the small door 5 of guard gate and keep off lid 10, as shown in fig. 4, keep off lid 10 one side and pass through the rotatable connection of hinge on the small door 5 of guard gate, keep off the lid opposite side and be connected with the clip, the clip can be detained the knot circle on the small door body 6 and carry on spacingly to block ventilation hole 9. And a sealing strip 11 is arranged on one surface of the blocking cover 10 close to the side surface of the small door of the protective door. The effect of can guaranteeing leakproofness and the air permeability in the cavern as required has been played.
The top of the vent hole is also provided with a motor 14, and the output end of the motor 14 is fixedly connected with the fan blades 15. The ventilation of the air in the chamber is facilitated.
The door frame includes the lower door frame of embedding ground, and the downside of movable threshold is fixed in lower door frame. Lower door frame embedding ground compares in subaerial lower door frame, has effectively protected lower door frame, has reduced the wearing and tearing of current in-process to lower door frame. The threshold that lives is fixed in lower door frame, and lower door frame plays the positioning action, prevents that the threshold that lives from rocking.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (7)
1. A movable threshold tunnel protective door comprises a door frame fixed on a building and a door leaf hinged on the door frame, wherein the door leaf is opened towards the inside of a cavity and is divided into a left door leaf and a right door leaf;
the movable doorsill is divided into a left doorsill and a right doorsill, the top of the left doorsill is detachably connected with the left door leaf, and the top of the right doorsill is detachably connected with the right door leaf;
two groups of fixing components are fixedly connected to the side face of the left door leaf, and the two groups of fixing components are respectively used for fixedly placing the left doorsill and the right doorsill;
the right door leaf is provided with the small protective door, and the small protective door is opened towards the outside of the chamber;
the small protective door comprises a small protective door body, a small protective door frame and a small protective door lock, wherein the small protective door frame is fixed on the right door leaf in a welding mode;
the top of the small door of the protective door is provided with a vent hole;
and the small protective door is also provided with a blocking cover, and the blocking cover is rotatably connected to the small protective door and used for blocking the ventilation hole.
2. The movable threshold tunnel protection door as claimed in claim 1, wherein a chain is further connected between the small protection door and the right door leaf, and the chain is used for preventing the small protection door from falling.
3. The movable threshold tunnel protection door according to claim 1, wherein a sealing strip is arranged on the side surface of the blocking cover close to the small door of the protection door.
4. The movable threshold tunnel protection door according to claim 1, wherein the door frame comprises a lower door frame embedded in the ground, and the lower side of the movable threshold is fixed in the lower door frame.
5. The movable threshold tunnel protection door as claimed in claim 1, wherein the fixing assembly comprises a pair of fixing blocks fixed on the door leaf and arranged in parallel, a baffle plate rotatably connected with the fixing blocks, and a supporting block fixed on the door leaf, the supporting block is provided with a fixing groove, and the baffle plate is clamped with the fixing groove.
6. The movable threshold tunnel protection door of claim 1, wherein a storage box is further arranged on the side surface of the left door leaf.
7. The movable threshold tunnel protection door of claim 1, wherein a motor is further disposed on the top of the ventilation hole, and an output end of the motor is fixedly connected to the fan blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920547598.4U CN209874866U (en) | 2019-04-22 | 2019-04-22 | Tunnel protection door with movable doorsill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920547598.4U CN209874866U (en) | 2019-04-22 | 2019-04-22 | Tunnel protection door with movable doorsill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209874866U true CN209874866U (en) | 2019-12-31 |
Family
ID=68961273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920547598.4U Expired - Fee Related CN209874866U (en) | 2019-04-22 | 2019-04-22 | Tunnel protection door with movable doorsill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209874866U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118361174A (en) * | 2024-05-10 | 2024-07-19 | 中铁第四勘察设计院集团有限公司 | A flat-open full-section flood-proof door |
-
2019
- 2019-04-22 CN CN201920547598.4U patent/CN209874866U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118361174A (en) * | 2024-05-10 | 2024-07-19 | 中铁第四勘察设计院集团有限公司 | A flat-open full-section flood-proof door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |