阅读说明：本技术 井下应急救援逃生关闭门 (Emergency rescue close door in pit ) 是由 张克 康红琴 季超 韩伟 张辉 王世坤 黄宏远 郭洋 于 2021-06-11 设计创作，主要内容包括：本发明涉及井下应急救援技术领域,尤其涉及一种井下应急救援逃生关闭门。本发明要解决的技术问题是封闭门大多为实时封闭,容易阻碍后续逃出人员,使用安全性较差。为了解决上述技术的问题,本发明提供了一种井下应急救援逃生关闭门,本发明由缓释机构和自警示机构组成,采取了在钢板内部铣槽,回型槽封闭的方式,门板从上往下落,一次性阻隔危险源,在回型槽周围采用紧贴门板的橡胶密封更加严密、安全、可靠、有保障,同时能够利用切割线圈可在磁环内切割磁感线,以此发电点亮指示灯,即能在井下指示逃生门的准确位置,同时通过不同位置的指示灯可以使逃生者快速了解门板关闭进度,非常具有实用价值。(The invention relates to the technical field of underground emergency rescue, in particular to an underground emergency rescue escape closing door. The invention aims to solve the technical problems that most closed doors are closed in real time, so that subsequent escape of personnel is easily blocked, and the use safety is poor. In order to solve the technical problems, the invention provides an underground emergency rescue escape closing door which comprises a slow release mechanism and a self-warning mechanism, wherein a mode that a groove is milled in a steel plate and the return groove is closed is adopted, a door plate falls from top to bottom, a hazard source is blocked at one time, rubber tightly attached to the door plate is adopted around the return groove to seal more tightly, safely, reliably and safely, and the safety is guaranteed.)

1. The utility model provides an emergency rescue flees and closes door in pit, includes rectangle door frame (1), its characterized in that: an opening groove (2) is formed in the inner side of the surface of the rectangular door frame (1), a door plate (3) is connected to the inside of the opening groove (2) in a sliding mode, and a sealing gasket (4) matched with the door plate (3) is bonded to the inner side of the surface of the rectangular door frame (1) along the opening groove (2);

the inside of mouth-shaped groove (2) is provided with slow release mechanism (5) with door plant (3) matched with, and is provided with self-warning mechanism (6) between mouth-shaped groove (2) and door plant (3).

2. The downhole emergency rescue escape closing door of claim 1, wherein: the slow release mechanism (5) comprises an axial column (501), the axial column (501) is fixedly connected to the top of the inner ring of the rectangular door frame (1), the top of the door panel (3) is provided with an air cavity (502) corresponding to the axial column (501), the axial column (501) is movably inserted in the air cavity (502), and the bottom end of the axial column (501) is fixedly connected with an air-tight piston (503) matched with the air cavity (502);

the surface of the door plate (3) is provided with a spiral groove (504), the inside of the door plate (3) is provided with a communicating channel (505) communicating the spiral groove (504) with the air cavity (502), the inside of the spiral groove (504) is in threaded connection with an airtight plug (506), the inner end of the airtight plug (506) is provided with an air passage (507) matched with the communicating channel (505), and the surface of the airtight plug (506) is provided with an air hole (508) communicated with the air passage (507).

3. The downhole emergency rescue escape closing door of claim 1, wherein: the self-warning mechanism (6) comprises a semi-annular groove (601), the semi-annular groove (601) is arranged on the side edge of the surface of the door panel (3), a cutting coil (602) is wound in the semi-annular groove (601), an indicator lamp (603) is fixedly arranged on the surface of the door panel (3), and the wire end of the cutting coil (602) is electrically connected with the indicator lamp (603) through an inner wire channel of the door panel (3);

the side of the inner wall of the mouth-shaped groove (2) is fixedly clamped with a magnetic ring (604) matched with the cutting coil (602) through an embedding groove, and the surface of the door plate (3) is provided with a sealing edge device (605) matched with the magnetic ring (604) and the sealing gasket (4).

4. The downhole emergency rescue escape closing door of claim 3, wherein: the edge sealing device (605) comprises a glue edge (6051), the glue edge (6051) is fixedly connected to the edge of the surface of the door panel (3), and the outer end of the glue edge (6051) is bonded with a magnetic suction head (6052) matched with the magnetic ring (604).

5. The downhole emergency rescue escape closing door of claim 1, wherein: the groove bodies on the left side and the right side of the mouth-shaped groove (2) are milled into concave arc grooves, and the side edges on the left side and the right side of the door plate (3) are milled into convex arc surfaces matched with the concave arc grooves.

6. The downhole emergency rescue escape closing door of claim 1, wherein: the bottom edge of the door plate (3) is fixedly connected with a rubber cushion matched with the mouth-shaped groove (2).

7. The downhole emergency rescue escape closing door of claim 2, wherein: the number of the shaft columns (501) is two, and the two shaft columns (501) are symmetrically distributed along the vertical center line of the rectangular door frame (1).

8. The downhole emergency rescue escape closing door of claim 2, wherein: the outer end of the airtight bolt (506) is fixedly connected with an auxiliary turntable.

Technical Field

The invention relates to the technical field of underground emergency rescue, in particular to an underground emergency rescue escape closing door.

Background

After a mine accident occurs, how to determine an optimal disaster avoiding and rescuing route and guide the safe evacuation of the disaster-stricken personnel so as to minimize the influence of the accident and the casualties, becomes the key research direction of the existing mine emergency accident handling method, and according to the underground rescuing requirement, some tunnels can be closed at any time under the ground according to the situation, a wall body needs to be built rapidly, an escape passage needs to be reserved on the wall, and the escape passage door can be closed automatically and tightly, so that toxic gas, fire sources and the like can be blocked.

At present, most of common underground emergency rescue escape doors are ordinary rotary mechanical sealing doors. The inventor finds that the following problems exist in the prior art in the process of researching common escape doors: the closed door is mostly closed in real time, so that the subsequent escape of people is easily blocked, and the use safety is poor.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the underground emergency rescue escape closing door, and solves the problems that most closed doors are closed in real time, so that subsequent escape of personnel is easily blocked, and the use safety is poor.

In order to achieve the purpose, the invention is realized by the following technical scheme: the underground emergency rescue escape closing door comprises a rectangular door frame, wherein an opening-shaped groove is formed in the inner side of the surface of the rectangular door frame, a door plate is connected to the inside of the opening-shaped groove in a sliding mode, and a sealing gasket matched with the door plate is bonded to the inner side of the surface of the rectangular door frame and along the opening-shaped groove.

The inside of the mouth-shaped groove is provided with a slow release mechanism matched with the door plate, and a self-warning mechanism is arranged between the mouth-shaped groove and the door plate.

Preferably, the slow release mechanism comprises a shaft column, the shaft column is fixedly connected to the top of the inner ring of the rectangular door frame, an air cavity corresponding to the shaft column is formed in the top of the door plate, the shaft column is movably inserted into the air cavity, and an airtight piston matched with the air cavity is fixedly connected to the bottom end of the shaft column.

The surface of the door plate is provided with a spiral groove, a communicating channel for communicating the spiral groove with the air cavity is formed in the door plate, the inner part of the spiral groove is connected with an airtight plug in a threaded mode, the inner end of the airtight plug is provided with an air channel matched with the communicating channel, and the surface of the airtight plug is provided with an air hole communicated with the air channel.

Preferably, the self-warning mechanism includes the semicircular groove, the semicircular groove is seted up in the side on door plant surface, it has cutting coil to wind in the semicircular groove, the fixed surface of door plant installs the pilot lamp, and cutting coil's wire end passes through the door plant interior line way and is connected with the pilot lamp electricity.

The side of the inner wall of the mouth-shaped groove is fixedly clamped with a magnetic ring matched with the cutting coil through an embedding groove, and the surface of the door plate is provided with a sealing edge device matched with the magnetic ring and a sealing gasket.

Preferably, the edge sealing device comprises an adhesive edge, the adhesive edge is fixedly connected to the edge of the surface of the door panel, and the outer end of the adhesive edge is bonded with a magnetic suction head matched with the magnetic ring.

Preferably, the groove bodies on the left side and the right side of the mouth-shaped groove are milled into concave arc grooves, and the side edges on the left side and the right side of the door panel are milled into convex arc surfaces matched with the concave arc grooves.

Preferably, the bottom edge of the door panel is fixedly connected with a rubber pad matched with the mouth-shaped groove.

Preferably, the number of the pivot columns is two, and the two pivot columns are symmetrically distributed along the vertical center line of the rectangular door frame.

Preferably, the outer end of the airtight bolt is fixedly connected with an auxiliary turntable.

Advantageous effects

The invention provides an underground emergency rescue escape closing door. Compared with the prior art, the method has the following beneficial effects:

(1) this door is closed in emergency rescue fleing in pit is through setting up slow release mechanism, adopts the air pressure leakage hopper principle to make the door plant time delay close, along with personnel's withdrawing from, the gate slowly falls, closes until personnel withdraw totally, keeps apart all dangerous sources, has ensured the safety of withdrawing personnel, the reduction of maximum journey degree loss and injury provide the guarantee for rescue in the pit.

(2) This emergency rescue closes door of fleing in pit passes through the cooperation of parts such as door plant and rectangular door frame for the device has taken at the inside milling flutes of steel sheet, returns the closed mode of type groove, and the door plant is from last down falling, disposable separation danger source, and it is tighter, safe, reliable, secure to adopt the rubber seal of hugging closely the door plant around returning the type groove.

(3) This emergency rescue closes door of fleing in pit is through setting up from warning device for the device can utilize the cutting coil can cut the magnetism line of feeling in the magnetic ring, lights the pilot lamp with this electricity generation, can instruct the accurate position of fleeing for one's life the door in the pit, and the pilot lamp through different positions can make the person of fleing know the door plant fast simultaneously and close the progress.

(4) This door is closed in emergency rescue fleing in pit is through setting up banding device for the magnetic suction head on door plant surface after the whereabouts closure can be drawn by the magnetic ring and is restricted, makes gluey limit and sealed pad laminating, and the sealed effect to the door plant is further improved to the further improvement

Drawings

FIG. 1 is a front cross-sectional view of a structure of the present invention;

FIG. 2 is an enlarged view of the invention at A in FIG. 1;

FIG. 3 is a top cross-sectional view of the structure of the present invention;

FIG. 4 is an enlarged view of the invention at B in FIG. 3;

FIG. 5 is a partial top cross-sectional view of the structure of the present invention;

FIG. 6 is a partial perspective view of the door panel shown in FIG. 5 according to the present invention.

In the figure: 1. a rectangular door frame; 2. a mouth-shaped groove; 3. a door panel; 4. a gasket; 5. a slow release mechanism; 501. A column shaft; 502. an air cavity; 503. an airtight piston; 504. a helical groove; 505. a communicating channel; 506. an airtight plug; 507. an airway; 508. air holes; 6. a self-alert mechanism; 601. a half ring groove; 602. cutting the coil; 603. an indicator light; 604. a magnetic ring; 605. a sealing device; 6051. gluing edges; 6052. magnetic suction head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an underground emergency rescue escape closing door comprises a rectangular door frame 1, wherein an opening-shaped groove 2 is formed in the inner side of the surface of the rectangular door frame 1, a door plate 3 is connected to the inside of the opening-shaped groove 2 in a sliding manner, a sealing gasket 4 matched with the door plate 3 is bonded to the inner side of the surface of the rectangular door frame 1 and along the opening-shaped groove 2, the door plate 3 can slide up and down in the opening-shaped groove 2, the escape door is in an open state when the door plate 3 is located at an upper position, the escape door is in a closed state when the door plate 3 is located at a lower position, and the closed door plate 3 is attached to the sealing gasket 4 to improve the sealing effect;

the inside of mouth-shaped groove 2 is provided with slowly-releasing mechanism 5 with door plant 3 matched with, and is provided with self-warning mechanism 6 between mouth-shaped groove 2 and the door plant 3.

According to the invention, the slow release mechanism 5 comprises an axial column 501, the axial column 501 is fixedly connected to the top of an inner ring of the rectangular door frame 1, the top of the door plate 3 is provided with an air cavity 502 corresponding to the axial column 501, the axial column 501 is movably inserted in the air cavity 502, the bottom end of the axial column 501 is fixedly connected with an airtight piston 503 matched with the air cavity 502, and the axial column 501 and the airtight piston 503 can realize relative displacement when the door plate 3 slides up and down in the rectangular door frame 1;

the surface of the door panel 3 is provided with a spiral groove 504, the inside of the door panel 3 is provided with a communicating channel 505 communicating the spiral groove 504 with the air cavity 502, the inside of the spiral groove 504 is connected with an air-tight bolt 506 in a threaded manner, the inner end of the air-tight bolt 506 is provided with an air channel 507 matching with the communicating channel 505, the surface of the air-tight bolt 506 is provided with an air hole 508 communicating with the air channel 507, when the door panel 3 is positioned at the upper position, the air-tight piston 503 is positioned at the lower position of the air cavity 502, the air cavity 502 is sealed by the air-tight bolt 506, the door panel 3 cannot slide down due to negative pressure, when the air cavity 502 is communicated with the outside by rotating the air-tight bolt 506, the inside and outside pressure is balanced, the door panel 3 can slide down along with gravity, and the air holes 508 at different positions on the air-tight bolt 506 can adjust the air inflow so as to adjust the sliding speed of the door panel 3.

In the invention, the self-warning mechanism 6 comprises a semi-ring groove 601, the semi-ring groove 601 is arranged on the side edge of the surface of the door plate 3, a cutting coil 602 is wound in the semi-ring groove 601, an indicator lamp 603 is fixedly arranged on the surface of the door plate 3, and the wire end of the cutting coil 602 is electrically connected with the indicator lamp 603 through an inner wire channel of the door plate 3;

the side of mouth shape groove 2 inner wall is through caulking groove fixed joint have with cutting coil 602 matched with magnetic ring 604, when door plant 3 is slided down, cutting coil 602 at mouth shape inslot 2 internal synchronizing displacement can cut the magnetic induction line in magnetic ring 604, with this electricity generation light indicator 603, can instruct escape door's accurate position in the pit, the indicator 603 through different positions can make the person of fleing know the door plant 3 fast and close the progress simultaneously, the surface of door plant 3 be provided with magnetic ring 604 and sealed 4 matched with banding device 605.

In the invention, the edge sealing device 605 comprises a rubber edge 6051, the rubber edge 6051 is fixedly connected to the edge of the surface of the door panel 3, the outer end of the rubber edge 6051 is bonded with a magnetic suction head 6052 matched with the magnetic ring 604, and the magnetic suction head 6052 on the surface of the door panel 3 after falling and sealing can be pulled and bound by the magnetic ring 604, so that the rubber edge 6051 is attached to the sealing gasket 4, and the sealing effect on the door panel 3 is further improved.

In the invention, groove bodies on the left side and the right side of the mouth-shaped groove 2 are milled into concave arc grooves, and side edges on the left side and the right side of the door plate 3 are milled into convex arc surfaces matched with the concave arc grooves, so that the smoothness of the up-and-down sliding of the door plate 3 is improved.

In the invention, the bottom edge of the door plate 3 is fixedly connected with the rubber pad matched with the mouth-shaped groove 2, so that the sealing effect of the door plate 3 after falling and closing can be ensured on one hand, and the hard collision between the door plate 3 and the rectangular door frame 1 can be avoided on the other hand.

In the invention, the bottom edge of the door plate 3 is fixedly connected with the rubber pad matched with the mouth-shaped groove 2, so that the sealing effect of the door plate 3 after falling and closing can be ensured on one hand, and the hard collision between the door plate 3 and the rectangular door frame 1 can be avoided on the other hand.

In the invention, the outer end of the airtight bolt 506 is fixedly connected with the auxiliary turntable, so that an operator can rotate the airtight bolt 506 more conveniently.

When in use, the air-tight bolt 506 is firstly rotated to communicate the air chamber 502 with the outside to balance the internal and external pressure, so that the door plate 3 slides down along with the gravity, the air holes 508 at different positions on the air-tight bolt 506 can adjust the real-time air inflow to control the air inflow rate of the air cavity 502, so as to control the falling speed of the door panel 3, the sliding speed of the door panel 3 should be adjusted according to the actual situation, and when the door panel 3 slides downwards, the cutting coils 602 synchronously displaced in the slot 2 can cut magnetic induction lines in the magnetic ring 604, thereby generating power to light the indicator light 603, the exact position of the escape door can be indicated underground, meanwhile, the indicator lights 603 at different positions can enable the evacuee to quickly know that the door panel 3 is closed, after the door panel 3 falls to the bottom and is sealed, the magnetic suction head 6052 on the surface of the door panel 3 can be dragged and bound by the magnetic ring 604, so that the adhesive edge 6051 is attached to the sealing gasket 4, and the sealing effect on the door panel 3 is further improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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.