阅读说明：本技术 一种矿用推拉式风门 (Mining plug-type air door ) 是由 李进海 徐召栋 魏勋阔 刘遵利 陈元峰 黄瀚增 范吉宏 周油 庞树臣 王鹏 田新 于 2020-12-30 设计创作，主要内容包括：本发明公开了一种矿用推拉式风门,通过设置有驱动电机、皮带轮二、齿轮盘与齿牙,当该风门正常使用时,动电机的运行驱带动推拉门在U型箱的内壁滑动,由于齿轮盘与从动齿轮旋转的方向相反,可使两组推拉门相背或者相向移动,节省了开门占用的空间,而且结构简单,使用安全；通过设置有皮带轮一、第二皮带条、螺纹轴与限位轴,当停电时,摇动把手带动螺纹轴转动,使螺纹筒上下移动,螺纹筒的移动带动门体上下移动,防止停电时出现风门无法开启的现象,提高矿用推拉式风门的使用效果。(The invention discloses a mining push-pull air door which is provided with a driving motor, a belt pulley II, a gear disc and teeth, wherein when the air door is normally used, the operation of the movable motor drives sliding doors to slide on the inner wall of a U-shaped box; through being provided with belt pulley one, second belt pulley, threaded shaft and spacing axle, when having a power failure, wave the handle and drive the threaded shaft and rotate, make a screw thread section of thick bamboo reciprocate, the removal of a screw thread section of thick bamboo drives the door body and reciprocates, the phenomenon that the air door can't be opened appears when preventing to have a power failure, improves the result of use of mining plug-type air door.)

1. A mining push-pull air door, comprising: the door frame comprises a door frame body, wherein a door body is arranged on the outer surface of the front end of the door frame body, a control box is fixedly connected to the upper side of the outer surface of the front end of the door body, a driving motor is fixedly connected to the outer surface of the front end of the control box, the driving motor is connected with a connecting shaft, the connecting shaft penetrates through the control box, a second belt pulley is connected to the outer surface of the connecting shaft, a first belt strip is rotatably connected to the outer surface of the second belt pulley, a gear disc is further connected to the center position of the outer surface of the connecting shaft, a T-shaped groove is formed in the outer surface of the lower end of the control box, a T-shaped rod is connected to the inner wall of the T-shaped groove in a sliding mode, a sliding door is fixedly connected to;

the front end surface both sides fixedly connected with swivel bearing of portal, swivel bearing's inner wall and the both ends fixed connection of screw shaft, the surface spiro union of screw shaft has a screw section of thick bamboo, the outer skin weld of screw shaft has belt pulley one, the surface rotation of belt pulley one is connected with the second belt pulley.

2. A mining push-pull air door according to claim 1, characterized in that an additional connecting shaft is provided on either side of the 2 pulleys, and a driven gear is fixed on the connecting shaft.

3. A mining push-pull air door according to claim 1, characterized in that a T-shaped rod is arranged above the sliding door and fixedly connected with the sliding door, and further, the T-shaped rod is fixedly welded with the sliding door.

4. A mining push-pull air door according to claim 1, characterized in that a U-shaped box is arranged below the sliding door to realize auxiliary fixation of the sliding door.

5. A mining push-pull damper, as in claim 4, wherein the inner wall of the U-shaped box is slidably connected to a sliding door.

6. The mining push-pull air door as claimed in claim 1, wherein an operation box is arranged at one end of the portal frame, a rotating rod is movably connected to the inner wall of the operation box, a handle is connected to the outer surface of the upper end of the rotating rod, and the rotating rod is rotatably connected with the operation box through a bearing; thereby drive the bull stick through the handle and rotate, the bull stick finally drives the screw thread axle and rotates.

7. A mining push-pull damper, as in claim 1, wherein the number of the first pulleys is 2, and the other pulley is welded to the outer surface of the rotary rod.

8. A mining push-pull air door according to claim 1, characterized in that a limiting shaft and a sleeve are provided, the limiting shaft and the sleeve are used for keeping the parallel state of the door body and the door frame, the sleeve is connected to the outer surface of the limiting shaft in a sliding manner, and the limiting shaft is rotatably connected with the rotary bearing.

9. A mining push-pull damper according to claim 1, wherein the number of said sleeves and threaded cylinders is two.

10. Use of a mining push-pull damper according to any of claims 1-10 in the mining industry.

Technical Field

The invention belongs to the technical field of mining air doors, and particularly relates to a mining push-pull type air door.

Background

The information in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information forms the prior art that is already known to a person of ordinary skill in the art.

In the prior art, the door body of the mining air door is inconvenient to operate in the opening and closing process, the structure is complex, the maintenance difficulty is high, more underground space is occupied when the door is opened or closed, and in order to meet the installation requirement of the mining air door, a larger space is often required to be provided in an area where the air door is arranged in a mining area.

However, the applicant finds that due to the particularity of the underground structure of the mining area, if the structural range occupied by the air door is large, particularly the occupied space in the horizontal direction is large, namely in an underground pit with a certain depth, the area of excavation is increased, so that the mining area is easy to collapse, and potential safety hazards are easy to form.

In addition, the applicant also finds that the phenomenon that the air door cannot be opened when power failure occurs easily in the prior art causes that the air door cannot be used, so that air in a mining area cannot circulate, the situation is also dangerous, and therefore the air door which can still realize opening and closing of the air door under the condition of power failure and occupies a small space is provided, which is a problem to be solved urgently in the field of coal mining.

Disclosure of Invention

In order to solve the technical problems in the prior art, the invention aims to provide a mining push-pull air door.

In order to achieve the above object, one or more embodiments of the present invention disclose the following technical solutions:

a mining push-pull damper comprising: the door frame comprises a door frame body, wherein a door body is arranged on the outer surface of the front end of the door frame body, a control box is fixedly connected to the upper side of the outer surface of the front end of the door body, a driving motor is fixedly connected to the outer surface of the front end of the control box, the driving motor is connected with a connecting shaft, the connecting shaft penetrates through the control box, a second belt pulley is connected to the outer surface of the connecting shaft, a first belt strip is rotatably connected to the outer surface of the second belt pulley, a gear disc is further connected to the center position of the outer surface of the connecting shaft, a T-shaped groove is formed in the outer surface of the lower end of the control box, a T-shaped rod is connected to the inner wall of the T-shaped groove in a sliding mode, a sliding door is fixedly connected to;

the front end surface both sides fixedly connected with swivel bearing of portal, swivel bearing's inner wall and the both ends fixed connection of screw shaft, the surface spiro union of screw shaft has a screw section of thick bamboo, the outer skin weld of screw shaft has belt pulley one, the surface rotation of belt pulley one is connected with the second belt pulley.

The invention also aims to provide the application of the mining push-pull type air door in the mining industry.

When the power supply system is normal, the system in the control box is used for realizing the translation of the sliding door, and the opening and closing of the sliding door in the horizontal direction are realized by utilizing the shielding condition of the cold mountain sliding door;

when the power supply system can not work normally, the running of the door body in the vertical direction is realized by using devices such as a threaded shaft, a rotary bearing, a belt pulley and the like.

Compared with the prior art, the one or more embodiments of the invention achieve at least the following advantages:

1. in one or more embodiments in this application, through being provided with driving motor, belt pulley two, toothed disc and tooth, when this air door normal use, the operation of moving motor drives and drives the push-and-pull door and slide at the inner wall of U type case, because toothed disc and driven gear rotatory opposite direction, can make two sets of push-and-pull doors carry on the back mutually or remove in opposite directions, saved the space that the door took, simple structure moreover, it is safe in utilization.

2. In one or more embodiments in this application, through being provided with belt pulley one, second belt pulley, threaded shaft and spacing axle, when having a power failure, wave the handle and drive the threaded shaft and rotate, make a threaded section of thick bamboo reciprocate, the removal of a threaded section of thick bamboo drives the door body and reciprocates, the unable phenomenon of opening of air door appears when preventing to have a power failure, improves the result of use of mining plug-type air door.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

FIG. 1 is a schematic view of the overall structure of an apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic front view of an apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic top view of an apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of the novel threaded shaft and the limiting shaft according to an embodiment of the present invention;

in the figure, 1, a portal frame; 2. an operation box; 3. a threaded shaft; 4. a rotating bearing; 5. a door body; 6. a drive motor; 7. a control box; 8. a sliding door; 9. a limiting shaft; 10. a sleeve; 11. a threaded barrel; 12. a gear plate; 13. a first belt strip; 14. teeth; 15. a driven gear; 16. a T-shaped rod; 17. a T-shaped groove; 18. a U-shaped box; 19. a handle; 20. a second belt; 21. a first belt pulley; 22. a rotating rod; 23. a second belt pulley; 24. and (7) connecting the shafts.

Detailed Description

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As mentioned above, the existing mining damper has some problems in the use process, such as the large influence of the opening and closing area of the damper or the failure of normal use of the damper when the power system is short of supply. Based on foretell problem, this application has provided a mining plug-type air door, when reducing air door influence scope, provides the reserve scheme of the air door switch that does not rely on electric power. Thereby improving the comprehensive use effect of the air door. The utility model provides a mining push-and-pull door promptly, includes following structure:

the door frame comprises a door frame body, wherein a door body is arranged on the outer surface of the front end of the door frame body, a control box is fixedly connected to the upper side of the outer surface of the front end of the door body, a driving motor is fixedly connected to the outer surface of the front end of the control box, the driving motor is connected with a connecting shaft, the connecting shaft penetrates through the control box, a second belt pulley is connected to the outer surface of the connecting shaft, a first belt strip is rotatably connected to the outer surface of the second belt pulley, a gear disc is further connected to the center position of the outer surface of the connecting shaft, a T-shaped groove is formed in the outer surface of the lower end of the control box, a T-shaped rod is connected to the inner wall of the T-shaped groove in a sliding mode, a sliding door is fixedly connected to;

the front end surface both sides fixedly connected with swivel bearing of portal, swivel bearing's inner wall and the both ends fixed connection of screw shaft, the surface spiro union of screw shaft has a screw section of thick bamboo, the outer skin weld of screw shaft has belt pulley one, the surface rotation of belt pulley one is connected with the second belt pulley.

Because the geological structure in mining area is very complicated, the air door sets up improperly, especially the air door occupies too much space in the horizontal direction, causes the collapse of underground mining area easily, utilizes mutually supporting of T type groove and T type pole to restrict the direction of motion of the door body in this application, makes on the horizontal direction in underground mining area, detach power equipment, and the area that occupies is the size of the door body almost only.

And in order to prevent under the condition that has a power failure, the unable normal condition of opening of air door, more proposed the replacement scheme that the air door in vertical direction was opened in this application, the staff can lift up the air door is whole, though has certain requirement to highly, however, in the direction of height, the portal plays the supporting role, consequently the process of moving the door body also can not cause the influence to the underground environment in mining area.

Furthermore, any side of the 2 belt pulleys is provided with an additional connecting shaft, and a driven gear is fixed on the connecting shaft.

In some embodiments, in order to realize the work of the door body, the application provides that a T-shaped rod is arranged above the sliding door and is fixedly connected with the sliding door, and further, the T-shaped rod is fixedly welded with the sliding door.

In some embodiments, in order to facilitate the opening and closing of the sliding door by using the T-shaped rod and the T-shaped groove, a U-shaped box is arranged below the sliding door in the application, so that the sliding door is fixed in an auxiliary manner.

Furthermore, the inner wall of the U-shaped box is connected with a sliding door in a sliding manner.

In some embodiments, in order to realize the opening and closing of the air door by a worker in a power failure state, an operation box is arranged at one end of a door frame, the inner wall of the operation box is movably connected with a rotating rod, the outer surface of the upper end of the rotating rod is connected with a handle, and the rotating rod is rotatably connected with the operation box through a bearing; thereby drive the bull stick through the handle and rotate, the bull stick finally drives the screw thread axle and rotates.

Furthermore, the number of the first belt pulleys is 2 groups, and the other belt pulley is welded on the outer surface of the rotating rod.

In some embodiments, in order to achieve normal opening and closing of the damper without power supply, a rotary bearing is provided at each of the four corners of the door frame.

In some embodiments, in order to improve the safety performance in the use process, the door body and the gantry are kept in a parallel state by the aid of the limiting shaft and the sleeve, the sleeve is connected to the outer surface of the limiting shaft in a sliding mode, and the limiting shaft is rotatably connected with the rotary bearing.

In some embodiments, in order to ensure the stability of the up-and-down movement of the door body, the number of the sleeves and the number of the threaded cylinders are two.

Example 1

Referring to fig. 1 to 4, the present invention provides a technical solution: a mining sliding door comprises the following structures:

the door comprises a door frame 1, a door body 5 is arranged on the outer surface of the front end of the door frame 1, a control box 7 is fixedly connected to the upper side of the outer surface of the front end of the door body 5, a driving motor 6 is fixedly connected to the outer surface of the front end of the control box 7, the driving motor 6 is connected with a connecting shaft 24, the connecting shaft 24 penetrates through the control box 7, a second belt pulley 23 is connected with the outer surface of the connecting shaft 24, the outer surface of the second belt pulley 23 is rotatably connected with a first belt strip 13, the center position of the outer surface of the connecting shaft 24 is also connected with a gear disc 12, the outer surface of the lower end of the control box 7 is provided with a T-shaped groove 17, the inner wall of the T-shaped groove 17 is connected with a T-shaped rod 16 in a sliding way, the lower end of the T-shaped rod 16 is fixedly connected with a sliding door 8, the outer surface of the upper end of the T-shaped rod 16 is welded with teeth 14, the outer surface of the tooth 14 is engaged with a driven gear 15, and the driven gear 15 moves relatively on the gear disc 12; the front end surface both sides fixedly connected with swivel bearing 4 of portal 1, the inner wall of swivel bearing 4 and the both ends fixed connection of threaded shaft 24, the surface spiro union of threaded shaft 3 has threaded section of thick bamboo 11, the outer skin weld of threaded shaft 3 has belt pulley one 21, the surface of belt pulley one 21 rotates and is connected with second belt pulley 20. The T-shaped rod 16 is fixed with the sliding door 8 by welding. And a U-shaped box 18 is arranged below the sliding door, so that the sliding door 8 is fixed in an auxiliary manner. The inner wall of the U-shaped box 18 is connected with a sliding door 8 in a sliding way. An operation box 2 is arranged at one end of the portal frame 1, a rotating rod 22 is movably connected to the inner wall of the operation box 2, a handle 19 is connected to the outer surface of the upper end of the rotating rod 22, and the rotating rod 22 is rotatably connected with the operation box 2 through a bearing; thereby, the rotating rod 22 is driven to rotate by the handle 19, and the rotating rod 22 finally drives the threaded shaft 3 to rotate. The number of the first belt pulleys 21 is 2 groups, and the other belt pulley is welded on the outer surface of the rotating rod. In order to realize the opening and closing of the normal air door on the premise of no power supply, the rotating bearings 4 are arranged at four corners of the door frame 1. In order to improve the security performance in the use, set up spacing axle 9 and sleeve 10 in this application, utilize spacing axle 9 and sleeve 41 to keep the parallel state of door body 5 and portal 1, the surface sliding connection of spacing axle 9 has sleeve 10, and spacing axle 9 rotates with swivel bearing 4 to be connected. In order to ensure the stability of the up-and-down movement of the door body, the number of the sleeve 10 and the number of the thread cylinders 11 are two.

The utility model discloses a theory of operation and use flow: the utility model discloses a mining push-pull air door, when this air door normal use, the operator makes the connecting wire of driving motor 6 be connected with the power, operating switch starts driving motor 6, the operation of driving motor 6 drives connecting axle 24 and rotates, the rotation of connecting axle 24 drives toothed disc 12, belt pulley two 23 rotates, the rotation of belt pulley two 23 drives driven gear 15 to rotate under the effect of first belt strip 13, toothed disc 12, under the effect of tooth 14, the rotation of toothed disc 12 drives push-and-pull door 8 and slides at the inner wall of U type case 18, the rotation of driven gear 15 drives another group push-and-pull door 8 and slides at the inner wall of U type case 18, because toothed disc 12 and driven gear 15 rotatory opposite direction, can make two groups push-and-pull door 8 move back to back or in opposite directions, the space that the door that occupies has been saved, moreover, the steam door structure is safe in use, when having a power failure, the operator shakes handle 19 to drive, the rotation of bull stick 22 drives threaded shaft 3 through belt pulley 21, second belt strap 20 and rotates, and the rotation of threaded shaft 3 makes a screw thread section of thick bamboo 11 reciprocate, and the removal of a screw thread section of thick bamboo 11 drives a body 5 and reciprocates, and spacing axle 9, sleeve 10 set up be favorable to making a body 5 when removing keep parallel with portal 1, the unable phenomenon of opening of air door appears when preventing to have a power failure, improve the result of use of mining plug-type air door, and is comparatively practical.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.