CN219932250U - Explosion door for underground refuge chamber - Google Patents
Explosion door for underground refuge chamber Download PDFInfo
- Publication number
- CN219932250U CN219932250U CN202321619682.5U CN202321619682U CN219932250U CN 219932250 U CN219932250 U CN 219932250U CN 202321619682 U CN202321619682 U CN 202321619682U CN 219932250 U CN219932250 U CN 219932250U
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- CN
- China
- Prior art keywords
- door
- explosion
- emergency
- door frame
- refuge chamber
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- 238000004880 explosion Methods 0.000 title claims abstract description 78
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 230000003014 reinforcing effect Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses an explosion door for an underground refuge chamber, which comprises a door frame and an explosion door plate, wherein the explosion door plate is arranged on the inner side of the door frame, a hinge is arranged between the door frame and the explosion door plate, the door frame and the explosion door plate are pivoted and opened and closed through the hinge, an assembly frame is fixedly arranged on the outer side of the door frame, an observation port is arranged at the top of the inner side of the explosion door plate, an opening and closing hand wheel is arranged at the bottom of the observation port on the explosion door plate, and an emergency passage port is formed at the bottom of the inner side of the explosion door plate; through this explosion vent structure with emergent rescue passageway that sets up, when this explosion vent is installed to the refuge chamber in the pit, if the steel construction outside the door emptys or the door plant is plugged up to the heavy object, because the explosion vent pushes open to the outside, and because rescue inconvenient use machinery cutting etc. in the pit, can rescue personnel in the refuge chamber through emergent rescue passageway directly during the rescue to convenience when having improved the rescue has improved the practicality of this explosion vent simultaneously.
Description
Technical Field
The utility model belongs to the technical field of explosion vents, and particularly relates to an explosion vent for a downhole refuge chamber.
Background
The mine refuge chamber is a fixed room built under a mine, walls and doors of the room are required to meet corresponding explosion-proof requirements, breathable air and a refuge field can be provided for underground miners, the refuge chamber is provided with a thickened steel explosion-proof door, the refuge chamber is super-strong in overpressure resistance, can bear pressure of up to 15psi units, can protect the refuge chamber in an underground emergency, and enters the main chamber through the airtight cabin.
The utility model discloses a colliery underground refuge chamber protection airtight door with emergent detection passageway in 201420385967.1's patent, for the environmental parameter outside the refuge chamber for detecting the explosion vent of current development, all hang gas detection sensor outside the explosion vent, when accidents such as gas explosion or coal dust explosion take place in the colliery underground, hang the outside gas detection sensor of explosion vent and communication line thereof, thereby very easily be damaged by explosion shock wave and lead to the problem that gas detection sensor can not normally work, through the emergent detection passageway on the door body, just can conveniently detect refuge chamber explosion vent outside environmental parameter in refuge chamber explosion vent inboard, do benefit to making the exact decision, provide and the timely favourable guarantee for emergent rescue and saving oneself, but in this type explosion vent use, if the outside of door plant is blocked by steel construction or large-scale object, the explosion vent can't open promptly, reduce the problem of the device's practicality simultaneously, provide an explosion vent for this underground chamber for our utility.
Disclosure of Invention
The utility model aims to provide an explosion door for a downhole refuge chamber, which solves the problems that in the use process of the explosion door, the explosion door is pushed outwards, if the outer side of a door plate is blocked by a steel structure or a large object, the explosion door plate cannot be opened during rescue, namely the timeliness of rescue is affected, and the practicability of the device is reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an explosion vent for refuge chamber in pit, includes door frame and explosion door plant, the explosion door plant is installed the inboard of door frame, install the hinge between door frame and the explosion door plant, rotate through the hinge between door frame and the explosion door plant and open and shut, the fixed assembly jig that is provided with in the outside of door frame, the observation mouth is installed at the inboard top of explosion door plant, install the hand wheel that opens and shuts on the explosion door plant of observing the bottom of mouth, emergency access opening has been seted up to the inboard bottom of explosion door plant, be provided with emergency door in the emergency access opening, the location jack has been seted up to the both sides of emergency access opening, the screw thread dwang is installed to the inboard of emergency door, screw thread push rod is installed soon at the both ends of screw thread push rod, just the other end of screw thread push rod is provided with the push pedal, the other end of push pedal runs through emergency door's edge, simultaneously through steel construction inserted bar and location installation of counterpoint between emergency door and the emergency access opening.
Preferably, the inboard symmetry of emergency door is provided with two push plates, and two the symmetry is provided with gag lever post and telescopic link on the push plate, gag lever post and telescopic link are installed through pegging graft, and two simultaneously the push plate passes through gag lever post and telescopic link spacing removal.
Preferably, a rubber sealing gasket is further arranged at the edge of the inner side of the emergency door, and the explosion-proof door plate and the emergency door are reinforced and sealed through the rubber sealing gasket.
Preferably, symmetrical threads are formed at two ends of the inner side of the threaded rotary rod, and two push plates are provided with threaded push rods, and the two threaded rotary rods and the threaded push rods are installed in a screwed mode in the same direction.
Preferably, the edge of the door frame is provided with a reinforcing steel bar, one end of the reinforcing steel bar is provided with a threaded rotary joint, the edge of the door frame is also provided with a screw hole, and the reinforcing steel bar is fixed through the threaded rotary joint and the screw hole.
Preferably, a plurality of reinforcing steel bars are equidistantly arranged at the edge of the door frame, and the reinforcing steel bars are distributed in an array.
Compared with the prior art, the utility model has the beneficial effects that:
(1) Through this explosion vent structure with emergent rescue passageway that sets up, when this explosion vent is installed to the refuge chamber in the pit, if the steel construction outside the door is emptyd or when the heavy object plugs up the door plant, because the explosion vent pushes away to the outside, and because the inconvenient use mechanical cutting etc. of rescue in the pit, can rescue personnel in the refuge chamber through emergent rescue passageway directly during the rescue to the convenience when having improved the rescue has improved the practicality of this explosion vent simultaneously.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the emergency gate of the present utility model;
FIG. 3 is a schematic top view cross-sectional structure of the emergency gate of the present utility model;
fig. 4 is a schematic structural view of the reinforcing steel bar of the present utility model;
in the figure: 100. a door frame; 101. an explosion-proof door plate; 102. opening and closing a hand wheel; 103. an observation port; 104. an assembly frame; 200. an emergency door; 201. an emergency passage port; 202. a threaded push rod; 203. a threaded screw; 204. a push plate; 205. a steel structure insert rod; 206. a limit rod; 207. a telescopic rod; 208. positioning the jack; 209. a rubber gasket; 300. reinforcing steel bars; 301. a threaded rotary joint.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1, 2, 3 and 4, the present utility model provides a technical solution: the mine refuge chamber is a safety door with a sealing effect, a single outward opening mode is adopted, a plane bearing is adopted by a rotating shaft, the door leaf is guaranteed to rotate flexibly and is convenient to open and close, a high-quality insulating material is used for guaranteeing isolation of external high temperature, the explosion door for the underground refuge chamber comprises a door frame 100 and an explosion door plate 101, the explosion door plate 101 is arranged on the inner side of the door frame 100, a hinge is arranged between the door frame 100 and the explosion door plate 101, the door frame 100 and the explosion door plate 101 are opened and closed through the rotation of the hinge, convenience in opening and closing the explosion door plate 101 is improved in a rotating mode, an assembly frame 104 is fixedly welded on the outer side of the door frame 100, during the installation of the explosion door, the assembly frame 104 is embedded into a wall body to guarantee the installation stability of the explosion door plate, an observation port 103 is arranged on the inner side top of the explosion door plate 101 and can be used for observing the outdoor safety condition, an opening and closing hand wheel 102 is arranged on the explosion door plate 101 at the bottom of the observation port 103, turning the opening and closing hand wheel 102 to control the opening and closing of the door lock, an emergency passage opening 201 is formed in the bottom of the inner side of the explosion door 101, an emergency door 200 is arranged in the emergency passage opening 201, positioning insertion holes 208 are formed in two sides of the emergency passage opening 201, a threaded rotary rod 203 is arranged on the inner side of the emergency door 200, threaded push rods 202 are rotatably arranged at two ends of the threaded rotary rod 203, a push plate 204 is arranged at the other end of the threaded push rod 202, the other end of the push plate 204 penetrates through the edge of the emergency door 200, meanwhile, the emergency door 200 and the emergency passage opening 201 are arranged in an aligned manner through a steel structure insertion rod 205 and the positioning insertion holes 208, when the explosion door is installed in an underground refuge chamber, if a safety accident occurs, when workers wait for rescue in the underground refuge chamber, because the explosion door is opened to the outer side, if the outer side of the explosion door is blocked by a steel structure or a heavy object during opening, when the anti-explosion door is unable to be opened, because the underground space is limited, in order to ensure emergency rescue, the refuge worker can directly open the emergency door 200 installed on the anti-explosion door plate 101, the tool clamp is used for rotating on the threaded rotary rod 203 during opening, the threaded rotary rod 203 is driven to stretch out and draw back through threads when being rotated, the push plate 204 is driven to synchronously move during moving of the threaded rotary rod 203, the steel structure inserted rod 205 is pulled out from the positioning jack 208 through the push plate 204, and meanwhile, when the two push plates 204 move oppositely, the two push plates 204 are limited through the symmetrical limiting telescopic limiting rods 206 and the telescopic rods 207, so that the stability of the two push plates 204 is ensured, then the emergency door 200 can be taken down integrally, the worker can be rescued from the underground refuge chamber through the emergency access port 201, better rescue can be carried out under the emergency condition through the arranged emergency door 200, and harder rescue environments can be handled, so that the safety of the anti-explosion door is improved, and emergency conditions are better handled.
Specifically, the inboard symmetry of emergency door 200 is provided with two push plates 204, and symmetrical welded fastening has gag lever post 206 and telescopic link 207 on two push plates 204, gag lever post 206 and telescopic link 207 are installed through pegging graft, when two push plates 204 opposite direction remove or pull open, can play spacing effect, prevent that push plates 204 from rocking, two push plates 204 still glue through the spacing removal of gag lever post 206 and telescopic link 207 simultaneously in the inboard edge of emergency door 200 and have rubber seal 209, rubber seal 209 heat-resisting naphthalene corrodes, guarantee the leakproofness of this explosion door, prevent to reveal, strengthen the seal through rubber seal 209 between explosion door plate 101 and the emergency door 200, play better sealed effect, prevent that the door plate is sealed unstable.
Example 2
Referring to fig. 1 and fig. 4, the present utility model provides a technical solution: the utility model provides an explosion vent for refuge chamber in pit, the internal thread of symmetry has been seted up at the inboard both ends of screw thread revolve pole 203, and all welded fastening has screw thread push rod 202 on two push pedal 204, the installation of syntropy screwing between two screw thread revolve poles 203 and the screw thread push rod 202, when screw thread revolve pole 203 clockwise or anticlockwise rotates, two screw thread revolve poles 203 can synchronous movement, thereby better emergency door 200 that opens and shuts, reinforcing bar 300 is installed to the edge of door frame 100, the one end of reinforcing bar 300 is provided with the screw thread screwed joint 301 of integral type, and the edge of door frame 100 has still seted up the screw, reinforcing bar 300 is established soon through screw thread screwed joint 301 and screw, a plurality of reinforcing bars 300 have been installed to the edge equidistance of door frame 100, and a plurality of reinforcing bar 300 array distributes, when door frame 100 installs on the wall, reinforcing bar 300 accessible screw thread screwed joint 301 soon is established and is fixed in the edge of door frame 100, with the synchronous embedding wall of assembly frame 104, stability after improving door frame 100 installation, strengthen its structural strength, play better explosion-proof effect.
Example 3
According to the embodiment, the embodiment 1 is combined with the embodiment to obtain the embodiment, the emergency rescue channel port is formed in the explosion-proof door, when in evacuation, sudden or unexpected situations can be better handled, the safety of rescue workers is guaranteed, the overall stability of the explosion-proof door after being installed is improved through the reinforcing structure arranged at the edge of the door frame 100, the structural strength of the explosion-proof door is improved, and the explosion-proof door is better used for coping with explosion prevention.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an explosion vent for refuge chamber in pit, includes door frame (100) and explosion door plant (101), explosion door plant (101) are installed the inboard of door frame (100), install the hinge between door frame (100) and explosion door plant (101), rotate between door frame (100) and explosion door plant (101) through the hinge and open and shut, its characterized in that: the anti-explosion door comprises a door frame (100), wherein an assembly frame (104) is fixedly arranged on the outer side of the door frame (100), an observation port (103) is arranged at the top of the inner side of an anti-explosion door plate (101), an opening and closing hand wheel (102) is arranged at the bottom of the observation port (103) on the anti-explosion door plate (101), an emergency passage port (201) is formed in the inner side of the anti-explosion door plate (101), an emergency door (200) is arranged in the emergency passage port (201), positioning jacks (208) are formed in the two sides of the emergency passage port (201), a threaded rotary rod (203) is arranged on the inner side of the emergency door (200), threaded push rods (202) are rotatably arranged at the two ends of the threaded rotary rod (203), push plates (204) are arranged at the other ends of the threaded push plates (202), the other ends of the push plates (204) penetrate through the edge of the emergency door (200), and are arranged in an alignment mode through steel structure inserting rods (205) and the positioning jacks (208).
2. The explosion door for a downhole refuge chamber of claim 1, wherein: the emergency door is characterized in that two pushing plates (204) are symmetrically arranged on the inner side of the emergency door (200), a limiting rod (206) and a telescopic rod (207) are symmetrically arranged on the pushing plates (204), the limiting rod (206) and the telescopic rod (207) are installed in a plugging mode, and meanwhile the two pushing plates (204) move in a limiting mode through the limiting rod (206) and the telescopic rod (207).
3. The explosion door for a downhole refuge chamber of claim 1, wherein: the emergency door is characterized in that a rubber sealing gasket (209) is further arranged at the inner side edge of the emergency door (200), and sealing is enhanced between the explosion-proof door plate (101) and the emergency door (200) through the rubber sealing gasket (209).
4. The explosion door for a downhole refuge chamber of claim 1, wherein: symmetrical threads are formed at two ends of the inner side of the threaded rotary rod (203), threaded push rods (202) are arranged on two pushing plates (204), and the two threaded rotary rods (203) and the threaded push rods (202) are installed in a screwed mode in the same direction.
5. The explosion door for a downhole refuge chamber of claim 1, wherein: the door frame is characterized in that a reinforcing steel bar (300) is arranged at the edge of the door frame (100), a threaded rotary joint (301) is arranged at one end of the reinforcing steel bar (300), a screw hole is further formed in the edge of the door frame (100), and the reinforcing steel bar (300) is fixedly arranged in a rotary mode through the threaded rotary joint (301) and the screw hole.
6. The explosion door for the underground refuge chamber, according to claim 5, is characterized in that: a plurality of reinforcing steel bars (300) are equidistantly arranged at the edge of the door frame (100), and the reinforcing steel bars (300) are distributed in an array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321619682.5U CN219932250U (en) | 2023-06-26 | 2023-06-26 | Explosion door for underground refuge chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321619682.5U CN219932250U (en) | 2023-06-26 | 2023-06-26 | Explosion door for underground refuge chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219932250U true CN219932250U (en) | 2023-10-31 |
Family
ID=88495650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321619682.5U Active CN219932250U (en) | 2023-06-26 | 2023-06-26 | Explosion door for underground refuge chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219932250U (en) |
-
2023
- 2023-06-26 CN CN202321619682.5U patent/CN219932250U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |