CN113339039B - Labor-saving underground air door switching device - Google Patents
Labor-saving underground air door switching device Download PDFInfo
- Publication number
- CN113339039B CN113339039B CN202110741883.1A CN202110741883A CN113339039B CN 113339039 B CN113339039 B CN 113339039B CN 202110741883 A CN202110741883 A CN 202110741883A CN 113339039 B CN113339039 B CN 113339039B
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- air door
- door frame
- door body
- frame body
- labor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/10—Air doors
Abstract
The invention discloses a labor-saving underground air door switching device, which can realize the separation of the space of a mine through an underground air door; the door frame comprises a door frame body, wherein 3 rotary hinges are arranged at the upper end of the door frame body at equal intervals, the rotary hinges are arranged on an air door body, and the air door body and the door frame body are mutually attached; the ball is connected with the air door body in a rolling way through a spherical groove formed in the air door body; and the observation window is made of transparent glass and is arranged on the door frame body. This laborsaving underground air door switching device carries out supplementary rotation to the air door body through rotating the hinge and accepting the spin to be convenient for rotate the air door body, be convenient for promote the air door body promptly, and realize fixing between air door body and the door frame body through first electric telescopic handle and pulling rod, thereby can be quick release spacing between door frame body and the air door body, be convenient for follow-up promote the air door body more.
Description
Technical Field
The invention relates to the technical field of underground air doors, in particular to a labor-saving underground air door switching device.
Background
The underground air door can be used for separating the space under the mine, so that the influence of larger air flow on construction equipment in the mine is avoided, the underground air door can be used for protecting the working equipment, and the influence on the working efficiency due to the air flow is avoided.
The publication number is: the air door for the mine of CN104929676A is characterized in that the air door is provided with the ventilation opening and the matched sliding window, namely the door and the window, so that the air door can be opened or closed quickly, simply and conveniently in a labor-saving manner, the air door is more reliable and safe in emergency, the cost is lower, the air door is more suitable to be selected when a cylinder is not suitable to be installed in a place with a limited roadway length and a small space, the air door can be designed into various different structures according to the position of the ventilation opening and the sliding direction of the door and the window, each structure has advantages and disadvantages, and the air door can be optimally selected according to the specific position condition of the air door on site.
However, there are some problems in the use of the underground air door, for example, when a worker opens the underground air door alone, a large force is still required to be used for pushing, and the adopted pulley is a fixed pulley, so that only the stress direction can be changed, labor can not be saved, and the condition inside the door can not be observed in advance, so that the condition inside the door body is easily unknown, and a certain potential safety hazard is easily caused when the underground air door is opened. Aiming at the problems, innovative design is urgently needed on the basis of the original underground air door.
Disclosure of Invention
The invention aims to provide a labor-saving underground air door switch device, which solves the problems that in the prior art, when the underground air door switch device is independently opened, the underground air door switch device still needs to be pushed by using a large force, and the condition inside the door cannot be observed in advance.
In order to achieve the above purpose, the present invention provides the following technical solutions: the underground air door switching device saves labor, and can realize the separation of the space of a mine through the underground air door;
the door frame comprises a door frame body, wherein 3 rotary hinges are arranged at the upper end of the door frame body at equal intervals, the rotary hinges are arranged on an air door body, and the air door body and the door frame body are mutually attached;
the bearing rolling ball is in rolling connection with the air door body through a spherical groove formed in the air door body, and the bearing rolling ball is mutually attached to the door frame body;
the observation window is made of transparent glass and is arranged on the door frame body;
comprising the following steps:
the first electric telescopic rod is arranged on the door frame body, the first electric telescopic rod is mutually attached to the limiting plate through a groove formed in the limiting plate, and the limiting plate is arranged on the air door body;
the fixed plate is arranged on the door frame body, a second electric telescopic rod is arranged on the fixed plate, and the second electric telescopic rod is mutually attached to the air door body;
and the sealing cover plate is mutually attached to the door frame body, and a pulling handle is arranged on the sealing cover plate.
Preferably, the sealing cover plate is symmetrically provided with positioning rods, the positioning rods are mutually attached to the air door body, the outer surfaces of the positioning rods are smooth, and the sealing cover plate is convenient to fix the sealing cover plate through the positioning rods.
Preferably, the positioning rod is provided with a fixed reed, the fixed reed is arranged on the air door body, and the sealing cover plate and the air door body are conveniently connected and fixed through the fixed reed and the positioning rod through the structure.
Preferably, install the sealing strip that sets up to annular platelike structure on the sealing cover plate, just the sealing strip sets up to the rubber material, and the sealing strip passes through the recess of seting up on the air door body with the air door body laminating each other, through above-mentioned structure, be convenient for under the effect of sealing strip, guarantee the sealed effect of the door body.
Preferably, the damper body is provided with a positioning plate, the positioning plate is of a square plate-shaped structure, the positioning plate is provided with a groove with a smooth surface, and the pulling rod can slide in the groove formed in the positioning plate conveniently through the structure.
Preferably, the locating plate is mutually attached to the pulling rod, the pulling rod penetrates through the door frame body, a return spring is arranged on the door frame body, the return spring is mutually connected with the pulling rod, and the door frame body and the air door body are conveniently fixed through the pulling rod through the structure.
Compared with the prior art, the invention has the beneficial effects that: the labor-saving underground air door switch device has the advantages that the air door body is rotated in an auxiliary mode through the rotating hinge and the bearing rolling ball, so that the air door body is rotated conveniently, namely, the air door body is pushed conveniently, the air door body and the door frame body are fixed through the first electric telescopic rod and the pulling rod, limit between the door frame body and the air door body can be relieved rapidly, and the air door body is pushed more conveniently subsequently;
1. the air door body rotates around the rotating hinge, the bearing rolling balls are arranged at the upper end and the lower end of the air door body, the air door body can be supported through the bearing rolling balls, and the air door body can be driven to rotate in an auxiliary mode effectively when the air door body rotates, so that the air door body is opened more conveniently, the air door body can be pushed through the work of the second electric telescopic rod, and time and labor are saved;
2. can realize observing the condition of other one side of air door body through the inspection window, avoid blind purpose to open the air door body to make harmful gas or dust get into the wall department, more practical safety, and through taking off sealed apron, thereby can make the gas at air door body both ends carry out the convection current in advance, thereby can effectually follow-up open the air door body process laborsaving.
Drawings
FIG. 1 is a schematic view of a front view of a seal cover plate of the present invention;
FIG. 2 is a schematic view of a front cross-sectional structure of a damper body according to the present invention;
FIG. 3 is a schematic side view of a damper body according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
fig. 5 is a schematic side sectional view of the first electric telescopic rod of the present invention.
In the figure: 1. a door frame body; 2. rotating the hinge; 3. a damper body; 4. receiving a rolling ball; 5. a first electric telescopic rod; 6. a limiting plate; 7. a fixing plate; 8. a second electric telescopic rod; 9. a viewing window; 10. sealing the cover plate; 11. pulling the handle; 12. a positioning rod; 13. fixing the reed; 14. a sealing strip; 15. a positioning plate; 16. pulling the rod; 17. and a return spring.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the underground air door switching device saves labor, and can realize the separation of the space of a mine through the underground air door;
the door frame body 1, the upper end equidistance is provided with 3 rotation hinges 2, and the rotation hinges 2 are installed on the air door body 3, and the air door body 3 is mutually attached to the door frame body 1;
the ball 4 is connected with the air door body 3 in a rolling way through a spherical groove formed in the air door body 3, and the ball 4 is mutually attached to the door frame body 1;
a viewing window 9 made of transparent glass and mounted on the door frame body 1;
comprising the following steps:
the first electric telescopic rod 5 is arranged on the door frame body 1, the first electric telescopic rod 5 is mutually attached to the limiting plate 6 through a groove formed in the limiting plate 6, and the limiting plate 6 is arranged on the air door body 3;
a fixed plate 7, which is installed on the door frame body 1, wherein a second electric telescopic rod 8 is installed on the fixed plate 7, and the second electric telescopic rod 8 is mutually attached to the air door body 3;
the sealing cover plate 10 is mutually attached to the door frame body 1, and a pulling handle 11 is arranged on the sealing cover plate 10;
in the embodiment, positioning rods 12 are symmetrically arranged on the sealing cover plate 10, the positioning rods 12 are mutually attached to the air door body 3, and the outer surface of the positioning rods 12 is smooth; the positioning rod 12 is provided with a fixed reed 13, and the fixed reed 13 is arranged on the throttle body 3; the sealing cover plate 10 is provided with a sealing strip 14 which is of an annular plate-shaped structure, the sealing strip 14 is made of rubber, and the sealing strip 14 is mutually attached to the air door body 3 through a groove formed in the air door body 3;
however, when the air at two ends of the air door body 3 needs to be pre-convected, the pulling handle 11 in fig. 3 is pulled, because the pulling handle 11 is installed on the sealing cover plate 10, the sealing cover plate 10 starts to be pulled at the moment, because the positioning rod 12 is installed on the sealing cover plate 10, and the fixing reed 13 is installed on the positioning rod 12, the fixing reed 13 installed on the positioning rod 12 starts to be mutually extruded and deformed with the fixing reed 13 installed on the air door body 3, at the moment, the sealing cover plate 10 can be removed, and because the sealing cover plate 10 is provided with the sealing strip 14, the sealing strip 14 also starts to move in a direction away from the air door body 3, at the moment, the convection of the air at two ends of the air door body 3 can be realized, and when the air door body 3 is opened later, the air door body 3 needs to consume larger force due to larger air pressure difference, and the area of the sealing cover plate 10 is smaller, and the pressure applied to the sealing cover plate 10 is smaller, so that the air door body is easier to pull;
the air door body 3 is provided with a positioning plate 15, the positioning plate 15 is of a square plate-shaped structure, and the positioning plate 15 is provided with a groove with a smooth surface; the positioning plate 15 is mutually attached to the pulling rod 16, the pulling rod 16 penetrates through the door frame body 1, a return spring 17 is arranged on the door frame body 1, and the return spring 17 is mutually connected with the pulling rod 16;
when the air door body 3 needs to be pushed to be opened, the first electric telescopic rod 5 starts to work, because the first electric telescopic rod 5 is mutually attached to the groove formed in the limiting plate 6, along with the work of the first electric telescopic rod 5, the first electric telescopic rod 5 starts to move in the direction away from the limiting plate 6 until the first electric telescopic rod 5 is not attached to the limiting plate 6 any more, and then the pulling rod 16 in the drawing chart 4 is pulled, so that the pulling rod 16 moves in the direction away from the door frame body 1, and because the pulling rod 16 is provided with the return spring 17, the return spring 17 starts to be stretched and deformed until the pulling rod 16 is not attached to the groove formed in the positioning plate 15 any more, and at the moment, the air door body 3 and the door frame body 1 are not fixed any more, so that the air door body 3 is pushed conveniently.
Working principle: when the air door body 3 needs to be pushed, the first electric telescopic rod 5 starts to work until the first electric telescopic rod 5 is no longer attached to the limiting plate 6, the pulling rod 16 in fig. 4 is pulled, the pulling rod 16 is no longer attached to the positioning plate 15, then the second electric telescopic rod 8 starts to work, the second electric telescopic rod 8 starts to push the air door body 3 along with the work of the second electric telescopic rod 8, at this moment, the air door body 3 rotates around the rotating hinge 2, and because the receiving rolling ball 4 is installed on the air door body 3, the air door body 3 starts to rotate along with the push of the air door body 3, the air door body 3 can be supported through the rotation of the receiving rolling ball 4, and the air door body 3 is pushed more conveniently, namely the working principle of the labor-saving underground air door switching device.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The underground air door switching device saves labor, and can realize the separation of the space of a mine through the underground air door;
the door frame comprises a door frame body, wherein 3 rotary hinges are arranged at the upper end of the door frame body at equal intervals, the rotary hinges are arranged on an air door body, and the air door body and the door frame body are mutually attached;
the bearing rolling ball is in rolling connection with the air door body through a spherical groove formed in the air door body, and the bearing rolling ball is mutually attached to the door frame body;
the observation window is made of transparent glass and is arranged on the door frame body;
characterized by comprising the following steps:
the first electric telescopic rod is arranged on the door frame body, the first electric telescopic rod is mutually attached to the limiting plate through a groove formed in the limiting plate, and the limiting plate is arranged on the air door body;
the fixed plate is arranged on the door frame body, a second electric telescopic rod is arranged on the fixed plate, and the second electric telescopic rod is mutually attached to the air door body;
and the sealing cover plate is mutually attached to the door frame body, and a pulling handle is arranged on the sealing cover plate.
2. The labor-saving downhole damper switching apparatus of claim 1, wherein: the sealing cover plate is symmetrically provided with positioning rods, the positioning rods are mutually attached to the air door body, and the outer surfaces of the positioning rods are smooth.
3. A labor-saving downhole damper switch assembly as in claim 2 wherein: the fixed reed is arranged on the positioning rod, and the fixed reed is arranged on the air door body.
4. The labor-saving downhole damper switching apparatus of claim 1, wherein: install the sealing strip that sets up to annular platelike structure on the sealing cover plate, just the sealing strip sets up to the rubber material, and the sealing strip passes through the recess of seting up on the air door body with the air door body laminating each other.
5. The labor-saving downhole damper switching apparatus of claim 1, wherein: the air door is characterized in that the air door body is provided with a positioning plate which is of a square plate-shaped structure, and the positioning plate is provided with a groove with a smooth surface.
6. The labor-saving downhole damper switching apparatus of claim 5, wherein: the locating plate is mutually attached to the pulling rod, the pulling rod penetrates through the door frame body, a return spring is arranged on the door frame body, and the return spring is mutually connected with the pulling rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110741883.1A CN113339039B (en) | 2021-06-30 | 2021-06-30 | Labor-saving underground air door switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110741883.1A CN113339039B (en) | 2021-06-30 | 2021-06-30 | Labor-saving underground air door switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113339039A CN113339039A (en) | 2021-09-03 |
| CN113339039B true CN113339039B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110741883.1A Active CN113339039B (en) | 2021-06-30 | 2021-06-30 | Labor-saving underground air door switching device |
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| Country | Link |
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| CN (1) | CN113339039B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204552797U (en) * | 2015-04-13 | 2015-08-12 | 长安大学 | A kind of mining telescopic pressure-bearing air door |
| CN204677228U (en) * | 2015-06-08 | 2015-09-30 | 贵州大学 | A kind of air door for mine |
| WO2016078961A1 (en) * | 2014-11-21 | 2016-05-26 | Siegenia-Aubi Kg | Sealing device for a slidable leaf as a sliding leaf or slidable lift-and-slide leaf of a window or a door |
| CN208831038U (en) * | 2018-08-30 | 2019-05-07 | 辽宁排山楼黄金矿业有限责任公司 | A kind of down-hole air door convenient for locking |
-
2021
- 2021-06-30 CN CN202110741883.1A patent/CN113339039B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016078961A1 (en) * | 2014-11-21 | 2016-05-26 | Siegenia-Aubi Kg | Sealing device for a slidable leaf as a sliding leaf or slidable lift-and-slide leaf of a window or a door |
| CN204552797U (en) * | 2015-04-13 | 2015-08-12 | 长安大学 | A kind of mining telescopic pressure-bearing air door |
| CN204677228U (en) * | 2015-06-08 | 2015-09-30 | 贵州大学 | A kind of air door for mine |
| CN208831038U (en) * | 2018-08-30 | 2019-05-07 | 辽宁排山楼黄金矿业有限责任公司 | A kind of down-hole air door convenient for locking |
Non-Patent Citations (1)
| Title |
|---|
| 王二鹏 ; 刘波 ; 郭文杰 ; .浅谈各种矿井风门的功能及应用.矿山机械.2010,(第19期),50-53. * |
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| CN113339039A (en) | 2021-09-03 |
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