CN217421278U - Underground mining detachable convenient automatic windproof dustproof door - Google Patents
Underground mining detachable convenient automatic windproof dustproof door Download PDFInfo
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- CN217421278U CN217421278U CN202220789120.4U CN202220789120U CN217421278U CN 217421278 U CN217421278 U CN 217421278U CN 202220789120 U CN202220789120 U CN 202220789120U CN 217421278 U CN217421278 U CN 217421278U
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- 238000005065 mining Methods 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 238000000429 assembly Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 5
- 230000002708 enhancing effect Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 claims 6
- 238000009434 installation Methods 0.000 abstract description 10
- 238000011900 installation process Methods 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 description 5
- 231100000331 toxic Toxicity 0.000 description 3
- 230000002588 toxic effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 231100000572 poisoning Toxicity 0.000 description 2
- 230000000607 poisoning effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model provides a mining convenient automation of dismantling is prevent wind dustproof door in pit, include: the front bracket comprises an upper bracket, a left bracket and a right bracket; the upper bracket is connected with the left bracket and the right bracket; the upper bracket comprises a bracket shell arranged on the outer side; the bracket shell, the left bracket and the right bracket form a door frame; the fixing device is used for fixing the door frame; an inflatable bag is enclosed on the outer side of the door frame and used for sealing a gap between the door frame and the tunnel after inflation; a retractable door capable of being opened and closed is arranged in the door frame; the transmission device is arranged at the door frame, is connected with the telescopic door and is used for providing power for the telescopic door; the utility model can be quickly installed at the position where the air door needs to be installed temporarily, and can be quickly disassembled after being used up; in the installation process, the wall bodies on the two sides of the installation position do not need to be grooved, the installation and disassembly time is effectively saved, the working strength is reduced, and meanwhile, the sealing is well completed.
Description
Technical Field
The utility model relates to a mining dustproof door of preventing wind of convenient automation of dismantling in pit.
Background
70% of metal deposits in China adopt underground mining, the danger of the underground mining is high, and the poisoning suffocation accident is always a multiple accident in underground mining of non-coal mines; well doing mine ventilation work, building a high-efficiency underground intelligent ventilation structure, and performing plan control on underground wind current according to requirements, thereby being the key point for effectively preventing various accidents related to ventilation; the air door is an important facility of a mine ventilation system, firstly, the invasion and spread of a large amount of toxic and harmful gas to other well-ventilated working places can be avoided, the toxic and harmful gas is limited in a local area, and then the toxic and harmful gas is guided into a return airway of the ventilation system, so that casualty accidents caused by personnel poisoning can be effectively prevented; and secondly, the air flow adjusting function can be realized by opening or closing the air door.
In the existing underground air door installation procedure, grooves are formed in wall bodies on two sides, then a door frame and a sliding rail are fixed at the positions of the grooves, and finally a door leaf is installed; the early grooving workload is large, the door frame installation procedures are multiple, the time is long, especially, temporary doors need to be installed in certain places, the workload for detaching and installing the temporary doors is large, the time is long, and the mining efficiency is seriously reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned defect, providing a mining dustproof door of preventing wind of dismantling convenient automation in pit.
The utility model adopts the following technical scheme:
the utility model provides a dustproof door is prevent wind in mining dismantled convenient automation in pit, includes: the front bracket comprises an upper bracket, a left bracket and a right bracket; the upper bracket is connected with the left bracket and the right bracket; the upper bracket comprises a bracket shell arranged on the outer side; the bracket shell, the left bracket and the right bracket form a door frame; the fixing device is used for fixing the door frame; an inflatable bag is enclosed on the outer side of the door frame and used for blocking a gap between the door frame and the tunnel after inflation; a retractable door capable of being opened and closed is arranged in the door frame; the transmission device is arranged at the door frame, is connected with the telescopic door and is used for providing power for the telescopic door; and the control device is used for controlling the retractable door to open and close.
Preferably, the fixing means comprises a first reinforcing means; the first reinforcing device comprises a rear bracket; the rear bracket is connected with the front bracket through a plurality of connecting brackets; the connecting frames comprise bottom connecting frames which are arranged at the bottoms of the two sides of the front support and the rear support; the bottom connecting frame is in contact with the ground and is provided with a plurality of bolt holes for fixing the bottom connecting frame on the ground.
Preferably, the fixing means comprises second reinforcing means; the second reinforcing device comprises a plurality of hydraulic rods; one ends of the hydraulic rods are symmetrically arranged on the front side and the rear side of the left bracket; one ends of the hydraulic rods are symmetrically arranged on the front side and the rear side of the right bracket; the other ends of the hydraulic rods are used for being installed on a wall body of the tunnel.
Preferably, the eight hydraulic rods are installed in two horizontal positions; one ends of the four hydraulic rods are symmetrically arranged at the front side and the rear side of the left bracket; and one ends of the other four hydraulic rods are symmetrically arranged on the front side and the rear side of the left bracket.
Preferably, the upper bracket is hollow, wheel grooves are formed in two sides of the inner part of the upper bracket, and a track is formed at the bottom of each wheel groove; a plurality of door moving wheels are arranged on the track; the telescopic door is divided into a left door leaf and a right door leaf; the left door leaf comprises a first fixed door leaf and a first folding telescopic door leaf; the first folding telescopic door leaf is connected with the left bracket and the first fixed door leaf; the right door leaf comprises a second fixed door leaf and a second folding telescopic door leaf; the second folding telescopic door leaf is connected with the right bracket and the second fixed door leaf; the plurality of door moving wheels are fixedly connected with a first fixed door leaf through connecting sheets, and a second fixed door leaf is fixedly connected with the first fixed door leaf and the second fixed door leaf; the door moving wheels are connected with the first folding telescopic door leaf and the second folding telescopic door leaf through the core shaft and the conical bearing.
Preferably, a rear chute is arranged above the rear support, two rear sliders are arranged in the rear support, each rear slider is fixedly connected with a support frame, and the other ends of the two support frames are respectively fixed at the vertical center positions of the first fixed door leaf and the second fixed door leaf for enhancing the wind resistance of the retractable door.
Preferably, the transmission device is arranged at the upper part of the upper bracket and is positioned above the wheel groove; the transmission device comprises a speed reducing motor and a chain wheel and chain assembly; the two ends of the upper part of the upper bracket are provided with chain wheel and chain assemblies, and the speed reducing motor is connected with the driving chain wheel and chain assemblies; with the door wheel that moves of first fixed door leaf, through the chain fixed connection on connecting block and sprocket chain subassembly upper portion, with the door wheel that moves of the fixed door leaf of second, through the chain fixed connection of connecting block and sprocket chain subassembly lower part for when gear motor drove the chain transmission, the direction of motion of the fixed door leaf of first fixed door leaf, second was opposite.
Preferably, the control system is a PLC control system and is provided with a remote controller for controlling the reduction motor to rotate forward or backward, so as to control the retractable door to open or close.
The utility model has the advantages that: the detachable convenient automatic wind-proof and dust-proof door for the mine can be quickly installed at the position where the air door needs to be installed temporarily, and can be quickly detached after being used up; in the installation process, the wall bodies on the two sides of the installation position do not need to be grooved, the installation and disassembly time is effectively saved, the working strength is reduced, and meanwhile, the sealing is well completed.
Drawings
Fig. 1 is an overall schematic view of the present invention.
Fig. 2 is a schematic diagram of the present invention.
Fig. 3 is a schematic diagram of the present invention.
Fig. 4 is a partial schematic view of the present invention.
Detailed Description
In order to make the purpose and technical solution of the present invention clearer, the present invention is further explained with reference to the accompanying drawings and embodiments as follows:
as shown in fig. 1-4, the underground mining detachable convenient automatic wind-proof and dust-proof door comprises: the front bracket comprises an upper bracket 1, a left bracket 2 and a right bracket 3; the upper bracket 1 is connected with the left bracket 2 and the right bracket 3; the upper bracket 1 comprises a bracket shell 11 arranged on the outer side; the bracket shell 11, the left bracket 2 and the right bracket 3 form a door frame; the fixing device is used for fixing the door frame; an inflation bag 4 is enclosed on the outer side of the door frame, and the inflation bag 4 is provided with an inflation port and used for plugging a gap between the door frame and the tunnel after inflation; a retractable door 5 which can be opened and closed is arranged in the door frame; the transmission device is arranged at the door frame, is connected with the telescopic door and is used for providing power for the telescopic door; and the control device is used for controlling the retractable door to open and close.
Preferably, the fixing means comprises a first reinforcing means; the first reinforcement means comprises a rear bracket 61; the rear bracket 61 is connected with the front bracket through a plurality of connecting brackets 62; the connecting frames 62 comprise bottom connecting frames 621 which are arranged at the bottoms of the two sides of the front frame and the rear frame; the bottom connecting frame 621 is in contact with the ground and is provided with a plurality of bolt holes for fixing the bottom connecting frame 621 to the ground.
Preferably, the fixing means comprises second reinforcing means; the second reinforcing device comprises a plurality of hydraulic rods 7; one ends of the hydraulic rods 7 are symmetrically arranged on the front side and the rear side of the left bracket; one ends of the hydraulic rods are symmetrically arranged on the front side and the rear side of the right bracket; the other ends of the hydraulic rods are used for being installed on a wall body of the tunnel.
Preferably, the eight hydraulic rods 7 are installed in two horizontal positions; one ends of the four hydraulic rods 7 are symmetrically arranged at the front side and the rear side of the left bracket; and one ends of the other four hydraulic rods 7 are symmetrically arranged at the front side and the rear side of the left bracket.
Preferably, the upper bracket is hollow, wheel grooves 12 are formed in two sides of the inner part of the upper bracket, and a track is formed at the bottom of each wheel groove; a plurality of door moving wheels 13 are arranged on the track; the telescopic door is divided into a left door leaf and a right door leaf; the left door leaf comprises a first fixed door leaf 52 and a first folding telescopic door leaf 51; the first folding telescopic door leaf 51 is connected with the left bracket 2 and the first fixed door leaf 52; the right door leaf comprises a second fixed door leaf 53 and a second folding telescopic door leaf 54; the second folding telescopic door leaf 54 is connected with the right bracket 3 and the second fixed door leaf 53; the plurality of door moving wheels 13 are fixedly connected with a first fixed door leaf through connecting sheets, and a second fixed door leaf is fixedly connected with a first fixed door leaf and a second fixed door leaf; the door moving wheels 13 are connected with the first folding telescopic door leaf and the second folding telescopic door leaf through a mandrel and a conical bearing.
Preferably, a rear sliding groove is formed above the rear support 61, two rear sliding blocks are arranged in the rear sliding groove, each rear sliding block is fixedly connected with a support frame 611, and the other ends of the two support frames 611 are respectively fixed to the vertical center positions of the first fixed door leaf 52 and the second fixed door leaf 53, so as to enhance the wind resistance of the retractable door.
Preferably, as shown in fig. 2 and 4, the transmission device is arranged at the upper part of the upper bracket and above the wheel groove; the transmission device comprises a speed reducing motor 81 and a chain wheel and chain assembly 82, and can also be connected by matching a motor with a transmission box; chain wheel chain assemblies 82 are mounted at two ends of the upper part of the upper bracket, and the speed reducing motor 81 is connected with the driving chain wheel chain assemblies 82; the door moving wheel of the first fixed door leaf 52 is fixedly connected with the chain at the lower part of the chain wheel chain component through the connecting block 131, and the door moving wheel of the second fixed door leaf 53 is fixedly connected with the chain at the upper part of the chain wheel chain component through the connecting block 132, so that when the speed reducing motor drives the chain for transmission, the moving directions of the first fixed door leaf and the second fixed door leaf are opposite.
Preferably, the control system is a PLC control system and is provided with a remote controller for controlling the reduction motor to rotate forward or backward, so as to control the retractable door to open or close.
The utility model discloses an installation mode does:
firstly, a plurality of bolt holes are drilled on the wall and the ground of the tunnel in a position where the air door is to be temporarily installed in a pre-measured size mode.
And secondly, the windproof and dustproof door is placed, and the bottom connecting frame is locked on the bottom surface through the bolt, so that the bottom of the windproof and dustproof door is fixed.
And the other end of the hydraulic rod is arranged on the tunnel wall through a bolt, and the pressure of the hydraulic rod is adjusted to complete the fixation of the middle upper end of the windproof dustproof door.
And fourthly, inflating the inflatable bag to enable the inflated inflatable bag to block the gap between the door frame and the tunnel.
And fifthly, the stay wire supplies power to the control motor to complete installation.
The utility model discloses a dismantlement mode does:
firstly, the stay wire is removed.
And secondly, deflating the inflatable bag.
And thirdly, dismantling the hydraulic rod.
And fourthly, dismantling the bolt for fixing.
And fifthly, carrying away the parts to finish the disassembly work.
The design principle of the utility model is that:
firstly, the utility model ensures that the weight of the door leaf is born by the upper bracket through a plurality of door moving wheels and conical bearings; the gear motor and the chain wheel and chain assembly are matched to drive the left door leaf and the right door leaf in opposite directions, the left door leaf and the right door leaf are convenient to open and close, and the chain wheel and chain assembly is only responsible for opening and closing the left door leaf and the right door leaf and does not bear the weight of the door leaf.
And secondly, the bottom connecting frame is locked on the bottom surface through bolts, the fixation of the bottom of the windproof dustproof door is completed, and the upper middle part of the door frame is fixed through the design of a plurality of hydraulic rods, so that the integral fixation work of the windproof dustproof door is completed.
And thirdly, inflating the inflatable bag to enable the inflated inflatable bag to seal the gap between the door frame and the tunnel, so as to seal the windproof and dustproof door.
Fourthly, the rear support top is equipped with the back spout, is equipped with the back slider in the back spout, and on its back slider was fixed in the intermediate position of back door plant with the support frame, fix in the middle of the flexible door, only fix above the tradition relatively, can not be by what wind-blown rocks, and is more firm durable.
Fifthly, the door is opened and closed in the fence type retractable door mode, the traditional air door is prevented from being grooved on the tunnel side, the air door avoiding position is formed, the problem that the traditional air door is large in early grooving workload is solved, the door frame installation procedures are multiple, the time is long, the installation is rapid and convenient, and meanwhile, the good windproof and dustproof effect is achieved.
The utility model discloses a use does:
firstly, door closing process: the controller controls the speed reducing motor to work, and the speed reducing motor drives the chain wheel and chain assembly to enable the left door leaf and the right door leaf to move relatively to finish the door closing action; at the moment, the first fixed door leaf drives the first folding telescopic door leaf to move rightwards, the first folding telescopic door leaf is unfolded after being folded and contracted, and similarly, the second fixed door leaf drives the second folding telescopic door leaf to move leftwards, and the second folding telescopic door leaf is unfolded after being folded and contracted until the first fixed door leaf is closed in contact with the second fixed door leaf.
Secondly, door opening process: the controller controls the gear motor to work, the gear motor runs reversely to drive the chain wheel and chain assembly, so that the left door leaf and the right door leaf move reversely, the first fixed door leaf drives the first folding telescopic door leaf to move leftwards, the first folding telescopic door leaf is changed from unfolding to folding and shrinking, and similarly, the second fixed door leaf drives the second folding telescopic door leaf to move rightwards, and the second folding telescopic door leaf is changed from unfolding to folding and shrinking; with gas cell fixed connection on the hardboard, move the door wheel track cooperation, folding flexible door and taper bearing between be connected, sprocket chain subassembly etc. and be current equipment or current connected mode, the utility model discloses do not do the perusal.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The components adopted by the utility model are all universal standard components or components known by the technicians in the field, and the structure and the principle of the components are known by the technicians through technical manuals or conventional experimental methods.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments still belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides a mining dustproof door of preventing wind in convenient automation of dismantling in pit which characterized in that includes:
the front bracket comprises an upper bracket, a left bracket and a right bracket;
the upper bracket is connected with the left bracket and the right bracket;
the upper bracket comprises a bracket shell arranged on the outer side;
the bracket shell, the left bracket and the right bracket form a door frame;
the fixing device is used for fixing the door frame;
an inflatable bag is enclosed on the outer side of the door frame and used for sealing a gap between the door frame and the tunnel after inflation;
a retractable door capable of being opened and closed is arranged in the door frame;
the transmission device is arranged at the door frame, is connected with the telescopic door and is used for providing power for the telescopic door;
and the control device is used for controlling the retractable door to open and close.
2. The underground mining detachable convenient automatic wind and dust preventing door according to claim 1, characterized in that:
the fixing device comprises a first reinforcing device;
the first reinforcing device comprises a rear bracket;
the rear bracket is connected with the front bracket through a plurality of connecting brackets;
the connecting frames comprise bottom connecting frames which are arranged at the bottoms of the two sides of the front support and the rear support;
the bottom connecting frame is in contact with the ground and is provided with a plurality of bolt holes for fixing the bottom connecting frame on the ground.
3. The underground mining detachable convenient automatic wind and dust preventing door according to claim 1 or 2, characterized in that:
the fixing device comprises a second reinforcing device;
the second reinforcing device comprises a plurality of hydraulic rods;
one ends of the hydraulic rods are symmetrically arranged on the front side and the rear side of the left bracket;
one ends of the hydraulic rods are symmetrically arranged on the front side and the rear side of the right bracket;
and the other ends of the plurality of hydraulic rods are used for being installed on a wall body of the tunnel.
4. The underground mining detachable convenient automatic wind and dust preventing door according to claim 3, characterized in that:
the eight hydraulic rods are installed in two horizontal positions;
one ends of the four hydraulic rods are symmetrically arranged at the front side and the rear side of the left bracket;
and one ends of the other four hydraulic rods are symmetrically arranged on the front side and the rear side of the left bracket.
5. The underground mining detachable convenient automatic wind and dust preventing door according to claim 2, characterized in that:
the upper bracket is hollow, wheel grooves are formed in two sides of the inner part of the upper bracket, and a track is formed at the bottom of each wheel groove;
a plurality of door moving wheels are arranged on the track;
the telescopic door is divided into a left door leaf and a right door leaf;
the left door leaf comprises a first fixed door leaf and a first folding telescopic door leaf;
the first folding telescopic door leaf is connected with the left bracket and the first fixed door leaf;
the right door leaf comprises a second fixed door leaf and a second folding telescopic door leaf;
the second folding telescopic door leaf is connected with the right bracket and the second fixed door leaf;
the plurality of door moving wheels are connected and fixed with the first fixed door leaf and the second fixed door leaf through connecting sheets;
the door moving wheels are connected with the first folding telescopic door leaf and the second folding telescopic door leaf through the mandrels and the conical bearings.
6. The underground mining detachable convenient automatic wind and dust preventing door according to claim 5, characterized in that:
the wind-resistant retractable door is characterized in that a rear sliding groove is formed in the upper portion of the rear support, two rear sliding blocks are arranged in the rear support, each rear sliding block is fixedly connected with a support frame, and the other ends of the two support frames are respectively fixed to the center positions of the first fixed door leaf and the second fixed door leaf in the vertical direction and used for enhancing the wind-resistant performance of the retractable door.
7. The underground mining detachable convenient automatic wind and dust preventing door according to claim 5, characterized in that:
the transmission device is arranged at the upper part of the upper bracket and is positioned above the wheel groove;
the transmission device comprises a speed reducing motor and a chain wheel and chain assembly;
the two ends of the upper part of the upper bracket are provided with chain wheel and chain assemblies, and the speed reducing motor is connected with a driving chain wheel and chain assembly;
the door moving wheel of the first fixed door leaf is fixedly connected with the chain on the upper part of the chain wheel chain component through the connecting block, and the door moving wheel of the second fixed door leaf is fixedly connected with the chain on the lower part of the chain wheel chain component through the connecting block, so that when the speed reducing motor drives the chain to drive, the moving directions of the first fixed door leaf and the second fixed door leaf are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220789120.4U CN217421278U (en) | 2022-04-07 | 2022-04-07 | Underground mining detachable convenient automatic windproof dustproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220789120.4U CN217421278U (en) | 2022-04-07 | 2022-04-07 | Underground mining detachable convenient automatic windproof dustproof door |
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| Publication Number | Publication Date |
|---|---|
| CN217421278U true CN217421278U (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220789120.4U Active CN217421278U (en) | 2022-04-07 | 2022-04-07 | Underground mining detachable convenient automatic windproof dustproof door |
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| CN (1) | CN217421278U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114607465A (en) * | 2022-04-07 | 2022-06-10 | 福建马坑矿业股份有限公司 | Underground mining detachable convenient automatic wind-proof dust-proof door |
-
2022
- 2022-04-07 CN CN202220789120.4U patent/CN217421278U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114607465A (en) * | 2022-04-07 | 2022-06-10 | 福建马坑矿业股份有限公司 | Underground mining detachable convenient automatic wind-proof dust-proof door |
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