CN214464401U - Gas back-flushing type rapid explosion-proof device for coal mine excavation working face - Google Patents
Gas back-flushing type rapid explosion-proof device for coal mine excavation working face Download PDFInfo
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- CN214464401U CN214464401U CN202120390004.0U CN202120390004U CN214464401U CN 214464401 U CN214464401 U CN 214464401U CN 202120390004 U CN202120390004 U CN 202120390004U CN 214464401 U CN214464401 U CN 214464401U
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- door
- limiting block
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Abstract
The utility model provides a gaseous recoil formula of colliery excavation working face hinders and explodes device fast, include: the anti-collision device comprises a door frame, a roadway, an anti-explosion window, an anti-explosion door, an anti-explosion plate, a limiting plate, an anti-collision liner, a limiting block, a mounting seat, a sliding cavity and a spring; the door frame is fixed in the roadway through bolts, and the top of the door frame is rotatably connected with two explosion-proof windows through hinges; the right side of the door frame is rotatably connected with an explosion-proof door through a hinge, and the left side of the door frame is fixedly welded with an explosion-proof plate; a plurality of limiting plates are fixed on the rear end face of the right end of the explosion-proof plate through bolts and are arranged in a linear array mode in the vertical direction; the utility model has the advantages of rational in infrastructure, it is difficult for being bounced to open after the explosion door closure, also difficult being washed open by the stormy waves, and the effect is better to hinder to effectual problem and the not enough that appear in having solved current device.
Description
Technical Field
The utility model relates to an explosion-proof equipment technical field, more specifically the theory that says so especially relates to a gaseous recoil formula of coal mining face hinders and explodes device fast.
Background
The gas recoil type rapid explosion-proof device for the coal mine excavation working face is arranged at different parts of a roadway under a coal mine, joint explosion-proof is realized, when explosion occurs, an explosion-proof window is closed rapidly and closed simultaneously under the action of a spring to complete explosion-proof action, an explosion-proof door is closed rapidly under the action of gas power generated by a gas generating device to complete gas recoil type rapid explosion-proof action, and explosion waves and flames generated by explosion are effectively prevented.
The explosion door of the gas back-flushing type rapid explosion-proof device for the coal mining working face is easily bounced off by the limiting plate on the inner side end of the explosion-proof plate in the closed process, and is also easily bounced off by blast generated by explosion after being closed, so that the explosion-proof effect is poor.
In view of the above, the present invention provides a gas recoil type rapid explosion-proof device for a coal mining working face, which aims to solve the problems and improve the practical value by the technology.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a colliery is excavated working face gaseous recoil formula and is hindered device of exploding fast to solve the problem and not enough that provide among the above-mentioned background art.
In order to achieve the above object, the utility model provides a colliery is excavated gaseous recoil formula and is hindered explode device fast which is reached by following specific technological means:
a coal mine excavation working face gas recoil type rapid explosion-proof device comprises: the anti-collision device comprises a door frame, a roadway, an anti-explosion window, an anti-explosion door, an anti-explosion plate, a limiting plate, an anti-collision liner, a limiting block, a mounting seat, a sliding cavity and a spring; the door frame is fixed in the roadway through bolts, and the top of the door frame is rotatably connected with two explosion-proof windows through hinges; the right side of the door frame is rotatably connected with an explosion-proof door through a hinge, and the left side of the door frame is fixedly welded with an explosion-proof plate; a plurality of limiting plates are fixed on the rear end face of the right end of the explosion-proof plate through bolts and are arranged in a linear array mode in the vertical direction; the right end of the limiting plate protrudes rightwards out of the right end of the explosion-proof plate, and the front end of one end, protruding out of the explosion-proof plate, of the limiting plate is welded with a rectangular plate-shaped anti-collision liner; a rectangular block-shaped limiting block is arranged right in front of each limiting plate, and the right end of each limiting block corresponds to the front part and the rear part of the anti-collision liner; the left end of each limiting block is provided with a rectangular block-shaped mounting seat; the mounting seat is fixed on the front end face of the right end of the explosion-proof plate through a bolt, and a rectangular sliding cavity is formed in the right end of the mounting seat; the left end of the limiting block is in sliding fit with the inside of the sliding cavity, and a spring is welded at the left end of the limiting block; the spring is in clearance fit in the sliding cavity, and the left end of the spring is welded on the left end of the sliding cavity.
As a further optimization of this technical scheme, the utility model relates to a colliery is excavated working face gas recoil formula and is hindered exploder fast, the left end of hindering the explosion door and the right-hand member swing joint of stopper, and the stopper is established to the stop device of hindering the explosion door.
As this technical scheme's further optimization, the utility model relates to a colliery is excavated gaseous recoil formula of working face and is hindered device of exploding fast, the anticollision liner is established to the red copper board, and the left end of anticollision liner and the right-hand member that hinders the board of exploding laminate mutually.
As the further optimization of this technical scheme, the utility model relates to a colliery is excavated working face gas recoil formula and is hindered device of exploding fast, the front side of stopper right-hand member is arc lock tongue form, and the stopper is established to the elasticity telescoping device.
As the further optimization of this technical scheme, the utility model relates to a colliery is excavated working face gas recoil formula and is hindered device of exploding fast, the spring is provided with one at least in the inside in sliding chamber.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
1. the utility model discloses a set up the stopper and establish to the stop device of explosion vent, be convenient for through the spacing explosion vent of stopper for be difficult for being bounced by the limiting plate after the explosion vent is closed, also difficult unrestrained the rushing away of gas that the explosion produced, the effect of explosion vent is better.
2. The utility model discloses a to the improvement of the gaseous recoil formula of colliery working face device of exploding that hinders fast, it is rational in infrastructure to have, hinders that the door is difficult for being bounced out after the closure, also difficult being washed out by the blast, hinders and explodes the better advantage of effect, thereby effectual solution the utility model discloses the problem that proposes in background art one with not enough.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the limiting block limiting explosion-proof door of the present invention;
fig. 3 is the schematic diagram of the elastic expansion structure of the limiting block of the present invention.
In the figure: the anti-collision device comprises a door frame 1, a roadway 2, an anti-explosion window 3, an anti-explosion door 4, an anti-explosion plate 5, a limiting plate 6, an anti-collision liner 7, a limiting block 8, a mounting seat 9, a sliding cavity 10 and a spring 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, the present invention provides a specific technical implementation of a gas recoil type rapid explosion-proof device for a coal mining working face:
a coal mine excavation working face gas recoil type rapid explosion-proof device comprises: the anti-collision device comprises a door frame 1, a roadway 2, an anti-explosion window 3, an anti-explosion door 4, an anti-explosion plate 5, a limiting plate 6, an anti-collision liner 7, a limiting block 8, a mounting seat 9, a sliding cavity 10 and a spring 11; the door frame 1 is fixed in the roadway 2 through bolts, and the top of the door frame 1 is rotatably connected with two explosion-proof windows 3 through hinges; the right side of the door frame 1 is rotatably connected with an explosion-proof door 4 through a hinge, and the left side of the door frame 1 is fixedly welded with an explosion-proof plate 5; a plurality of limiting plates 6 are fixed on the rear end face of the right end of the explosion-proof plate 5 through bolts, and the limiting plates 6 are arranged in a linear array mode in the vertical direction; the right end of the limiting plate 6 protrudes rightwards out of the right end of the explosion-proof plate 5, and the front end of one end, protruding out of the explosion-proof plate 5, of the limiting plate 6 is welded with a rectangular plate-shaped anti-collision gasket 7; a rectangular block-shaped limiting block 8 is arranged right in front of each limiting plate 6, and the right end of each limiting block 8 corresponds to the front and back of the anti-collision liner 7; the left end of each limiting block 8 is provided with a rectangular block-shaped mounting seat 9; the mounting seat 9 is fixed on the front end face of the right end of the explosion-proof plate 5 through a bolt, and a rectangular sliding cavity 10 is formed in the right end of the mounting seat 9; the left end of the limiting block 8 is in sliding fit with the inside of the sliding cavity 10, and a spring 11 is welded at the left end of the limiting block 8; the spring 11 is clearance-fitted inside the sliding chamber 10, and the left end of the spring 11 is welded to the left end of the sliding chamber 10.
Specifically, please refer to fig. 2, the left end of the explosion door 4 is movably connected to the right end of the limiting block 8, and the limiting block 8 is set as a limiting device of the explosion door 4, after the explosion door 4 is closed, the limiting block 8 is blocked at the front end of the explosion door 4 to keep the closing state of the explosion door 4, so that the explosion door 4 is not easily bounced off by the limiting block after being closed, is not easily blown off by blast, and has a good explosion preventing effect.
Specifically, referring to fig. 2, the crash pad 7 is a copper plate, and the left end of the crash pad 7 is attached to the right end of the explosion-proof plate 5.
Specifically, please refer to fig. 2, the front side of the right end of the limiting block 8 is in the shape of an arc tongue, which facilitates the closing of the explosion door 4, and referring to fig. 3, the limiting block 8 is an elastic expansion device, the right end of the limiting block 8 is impacted when the explosion door 4 is closed, so that the left end of the limiting block 8 retracts into the inside of the sliding cavity 10, the spring 11 is compressed, and after the explosion door 4 is closed, the spring 11 rebounds to push the limiting block 8 to slide outward from the sliding cavity 10, and the front end of the explosion door 4 is blocked.
Specifically, referring to fig. 3, at least one spring 11 is disposed inside the sliding cavity 10.
The method comprises the following specific implementation steps:
strike stopper 8's right-hand member when hindering explosion door 4 is closed, make stopper 8's left end to the inside retraction of sliding chamber 10, spring 11 compression, hinder explosion door 4 closed back, spring 11 rebounds and promotes stopper 8 and slide outside the sliding chamber 10, keep off the front end at hindering explosion door 4, keep hindering the closed state of explosion door 4, make to hinder explosion door 4 closed back difficult by the limiting plate bullet open, also difficult unrestrained the rushing away of blast production, it is better to hinder the effect of exploding.
In summary, the following steps: according to the gas back-flushing type rapid explosion-proof device for the coal mine excavation working face, the limiting block is arranged to be the limiting device of the explosion-proof door, so that the explosion-proof door is limited by the limiting block, the explosion-proof door is not easy to bounce off by the limiting block after being closed, is not easy to be flushed off by blast generated by explosion, and has a good explosion-proof effect; the utility model discloses a to the improvement of the gaseous recoil formula of colliery working face device of exploding that hinders fast, it is rational in infrastructure to have, hinders that the explosion door is difficult for being bounced after the closure, also difficult being washed away by the blast, hinders and explodes the better advantage of effect to the effectual problem and the not enough that appear in the current device of having solved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A coal mine excavation working face gas recoil type rapid explosion-proof device comprises: the anti-explosion door comprises a door frame (1), a roadway (2), an anti-explosion window (3), an anti-explosion door (4), an anti-explosion plate (5), a limiting plate (6), an anti-collision liner (7), a limiting block (8), a mounting seat (9), a sliding cavity (10) and a spring (11); the method is characterized in that: the door frame (1) is fixed in the roadway (2) through bolts, and the top of the door frame (1) is rotatably connected with two explosion-proof windows (3) through hinges; the right side of the door frame (1) is rotatably connected with an explosion-proof door (4) through a hinge, and the left side of the door frame (1) is fixedly welded with an explosion-proof plate (5); a plurality of limiting plates (6) are fixed on the rear end face of the right end of the explosion-proof plate (5) through bolts, and the limiting plates (6) are arranged in a linear array mode in the vertical direction; the right end of the limiting plate (6) protrudes rightwards to the right end of the explosion-proof plate (5), and the front end of one end, protruding out of the explosion-proof plate (5), of the limiting plate (6) is welded with a rectangular plate-shaped anti-collision gasket (7); a rectangular block-shaped limiting block (8) is arranged right in front of each limiting plate (6), and the right end of each limiting block (8) corresponds to the front and back of the anti-collision gasket (7); the left end of each limiting block (8) is provided with a rectangular block-shaped mounting seat (9); the mounting seat (9) is fixed on the front end face of the right end of the explosion-proof plate (5) through a bolt, and a rectangular sliding cavity (10) is formed in the right end of the mounting seat (9); the left end of the limiting block (8) is in sliding fit with the inside of the sliding cavity (10), and a spring (11) is welded at the left end of the limiting block (8); the spring (11) is in clearance fit in the sliding cavity (10), and the left end of the spring (11) is welded on the left end of the sliding cavity (10).
2. The coal mine excavation working face gas recoil type rapid explosion prevention device of claim 1, which is characterized in that: the left end of the explosion-proof door (4) is movably connected with the right end of the limiting block (8), and the limiting block (8) is set as a limiting device of the explosion-proof door (4).
3. The coal mine excavation working face gas recoil type rapid explosion prevention device of claim 1, which is characterized in that: the anti-collision pad (7) is a red copper plate, and the left end of the anti-collision pad (7) is attached to the right end of the explosion-proof plate (5).
4. The coal mine excavation working face gas recoil type rapid explosion prevention device of claim 1, which is characterized in that: the front side of the right end of the limiting block (8) is in an arc-shaped locking tongue shape, and the limiting block (8) is arranged to be an elastic telescopic device.
5. The coal mine excavation working face gas recoil type rapid explosion prevention device of claim 1, which is characterized in that: at least one spring (11) is arranged in the sliding cavity (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120390004.0U CN214464401U (en) | 2021-02-22 | 2021-02-22 | Gas back-flushing type rapid explosion-proof device for coal mine excavation working face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120390004.0U CN214464401U (en) | 2021-02-22 | 2021-02-22 | Gas back-flushing type rapid explosion-proof device for coal mine excavation working face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214464401U true CN214464401U (en) | 2021-10-22 |
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ID=78143341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120390004.0U Expired - Fee Related CN214464401U (en) | 2021-02-22 | 2021-02-22 | Gas back-flushing type rapid explosion-proof device for coal mine excavation working face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214464401U (en) |
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2021
- 2021-02-22 CN CN202120390004.0U patent/CN214464401U/en not_active Expired - Fee Related
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| 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: 20211022 |
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| CF01 | Termination of patent right due to non-payment of annual fee |