CN212318061U - Mining air door in pit - Google Patents
Mining air door in pit Download PDFInfo
- Publication number
- CN212318061U CN212318061U CN202022072976.3U CN202022072976U CN212318061U CN 212318061 U CN212318061 U CN 212318061U CN 202022072976 U CN202022072976 U CN 202022072976U CN 212318061 U CN212318061 U CN 212318061U
- Authority
- CN
- China
- Prior art keywords
- door
- plate
- track
- motor
- sealing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The utility model provides an underground mining air door, which comprises a door plate arranged on a tunnel, wherein the door plate seals the upper, left and right sides of the tunnel when closed, and the gap between the door plate and the ground is larger than the height of a track laid on the ground of the tunnel; the door plate closing position is arranged between the two sleepers of the track; further comprising: the sealing plate is arranged at the lower part of the door panel, the width of the sealing plate is equal to that of the door panel, and the height of the sealing plate is greater than that of a gap between the door panel and the ground; the lifting device is arranged on the door plate and is connected and fixed with the sealing plate; the controller is connected with and controls the lifting device; the avoidance port is arranged below the sealing plate, and the length of the avoidance port is greater than the thickness of a single rail of the track; the two avoidance ports are matched with the rails of the track; the utility model discloses also can finely accomplish sealed in the track department, limit poisonous and harmful gas in local area to effectively prevent that the personnel from being poisoned and producing the injures and deaths.
Description
Technical Field
The utility model relates to a mining air door 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.
At present the air door can fine completion sealed in no track department, and at track department, the air door if press close to with ground, will be blockked by the track and can't close the door when closing the door, so there is gapped (orbital height) air door and ground at present, can't reach sealed effect, has the potential safety hazard, and if the air door if press close to with ground, then all need dismantle the track of removing air door department of closing the door at every turn, with the track dress back again after opening the door, with greatly increased operating personnel's work load.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned defect, provide one kind and also can reach sealed effect, and easy operation's mining air door in pit in there is the track department.
The utility model adopts the following technical scheme:
an underground mining air door comprises a door plate arranged on a roadway, wherein the door plate closes the upper side, the left side and the right side of the roadway, and the gap between the door plate and the ground is larger than the height of a track laid on the ground of the roadway; the door plate closing position is arranged between the two sleepers of the track; further comprising: the sealing plate is arranged at the lower part of the door panel, the width of the sealing plate is equal to that of the door panel, and the height of the sealing plate is greater than that of a gap between the door panel and the ground; the lifting device is arranged on the door plate and is connected and fixed with the sealing plate; the controller is connected with and controls the lifting device; the avoidance port is arranged below the sealing plate, and the length of the avoidance port is greater than the thickness of a single rail of the track; two of the avoidance ports are engaged with a rail of the track.
Preferably, a first cavity is arranged below the door panel; the sealing plate is arranged in the first cavity; the lifting device is arranged on two sides of the interior of the door panel.
Preferably, the lifting device is a hydraulic rod or a pneumatic rod.
Preferably, the door panel passes through the aggregate unit install in on the tunnel, the aggregate unit includes: the fixed gear is arranged on the side edge of the roadway; the rolling secondary wheel is positioned on the side edge of the door panel and matched with the fixed gear; the gear connecting shaft is movably connected with the axis of the fixed gear and the axis of the rolling secondary gear; the first motor is fixed on the side edge of the door plate and is connected with and drives the rolling secondary wheel, and the first motor is connected with the controller; the controller is a PLC controller; by adopting the design, the bidirectional door opening can be realized.
Preferably, the door plate is also provided with a pedestrian door; the second cavity is positioned in the door plate on the side edge of the pedestrian door and is used for accommodating the pedestrian door during lateral movement; and the side shifting device controls the pedestrian door to laterally shift.
Preferably, the side-shifting apparatus includes: the motor guide rail is fixed above the interior of the door plate; the second motor is arranged on the motor guide rail through a motor mounting frame, and the pedestrian door is fixed below the motor mounting frame; the gear is connected with and drives the second motor; a rack; the gear is installed and fixed above the inside of the door panel and matched with the gear; the second motor is connected with the controller.
Preferably, the controller is a PLC controller.
The door plate closing position is arranged between the two sleepers of the track, and the sleepers are avoided, so that the avoiding port of the sealing plate can be tightly attached to the ground only by avoiding the track.
The utility model has the advantages that: the air door of the utility model can well complete sealing at the rail, effectively prevent poisonous and harmful gas from invading and spreading to other work places with good ventilation, limit the poisonous and harmful gas in local areas, and further guide the poisonous and harmful gas into the return airway of the ventilation system, so as to effectively prevent casualties caused by poisoning; in addition, although the simple air door is installed in the parallel tunnel of the fan of the station to prevent short circuit air leakage in the current mine, the air door can be opened manually often with great force (the greater the pressure difference between two sides of the air door is, the greater the force for opening the door is), the manual physical consumption is increased, and the air door can be opened towards the selected direction according to the pressure conditions of two sides of the door; the air door can be controlled to be opened and closed remotely and automatically through the PLC, labor intensity of manual opening and closing of the door is reduced, meanwhile, opening and closing of the air door can be controlled rapidly according to requirements of a production field, and production efficiency is improved.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
FIG. 3 is a partial schematic view of the present invention
Fig. 4 is a schematic view of the linkage of the present invention.
Fig. 5 is a schematic view of the side shifting apparatus of the present invention.
Detailed Description
In order to make the purpose and technical solution of the present invention clearer, the following description is made with reference to the accompanying drawings and embodiments to further explain the present invention:
in the underground mine air door shown in fig. 1 to 3, the door plate 2 is arranged between two sleepers of the track at the closing position; the device comprises a door plate 2 arranged on a roadway 1, wherein the door plate 2 closes the upper side, the left side and the right side of the roadway 1, and the gap between the door plate 2 and the ground is larger than the height of a track 3 laid on the ground of the roadway; further comprising: a first cavity 21 located below the door panel 2; the sealing plate 4 is arranged in the first cavity 21, the width of the sealing plate 4 is equal to that of the door panel 2, and the height of the sealing plate 4 is greater than that of a gap between the door panel 2 and the ground; the lifting device 5 is provided with two sides of the door panel 2, and the lifting device 5 is connected and fixed with the sealing plate 4; a controller (not shown in the figure) connected to control the lifting device 5; an avoidance port 41 provided below the sealing plate 4, the avoidance port having a length greater than the thickness of a single rail of the track 3; two dodge the mouth with orbital rail cooperation for can the centre get into the track and hug closely the track when closing plate 4 falls, ground can be hugged closely to both sides, reaches sealed effect.
Preferably, the lifting device 5 is a hydraulic rod or a pneumatic rod.
Preferably, as shown in fig. 4, the door panel 2 is mounted on the tunnel by a linkage 6, which includes: the fixed gear 61 is arranged on the side edge of the roadway 1; the rolling secondary wheel 62 is positioned on the side edge of the door panel 2 and is matched with the fixed gear 61; the gear connecting shaft 63 is movably connected with the axis of the fixed gear 61 and the axis of the rolling secondary gear 62, so that the rolling secondary gear 62 always rotates around the fixed gear 61; the first motor 71 can rotate forwards and backwards, is fixed on the side edge of the door plate and is connected with and drives the rolling secondary wheel 62, and the first motor 71 is connected with the controller; by adopting the design, the bidirectional door opening can be realized.
Preferably, as shown in fig. 2, the door panel 2 is further provided with a pedestrian door 8; the second cavity 22 is positioned in the door plate 2 at the side of the pedestrian door 8 and is used for accommodating the pedestrian door 8 during lateral movement; and the side shifting device controls the pedestrian door to laterally shift.
Preferably, as shown in fig. 5, the side shift device includes: the motor guide rail 93 is fixed above the inside of the door panel 2; the second motor 72 is mounted on the motor guide rail 93 through a motor mounting frame 94, and the pedestrian door 8 is fixed below the motor mounting frame 94; a gear 92 connected to drive the second motor 72; a rack 91; the gear 92 is matched with the upper part of the inside of the door panel 2; the second motor 72 is connected with the controller; the second motor 72 can rotate in the forward and reverse directions, and when the second motor is started, the gear 92 is driven to rotate, and the motor mounting frame moves on the motor guide rail 93 by matching with the rack 91, so that the opening and closing of the pedestrian door 8 are driven.
Preferably, the controller is a PLC controller.
The sealing plate 4 can also be arranged outside the door plate, and a hydraulic rod or a pneumatic rod is also fixed outside the door plate through installation to lift the sealing plate.
The door plate 2 is closed at the position between the two sleepers of the track, and the sleepers are avoided, so that the avoiding port of the sealing plate 4 can be tightly attached to the ground only by avoiding the track.
The utility model discloses a use does:
when the door is closed, the first motor 71 is started according to the position of the door panel, the rolling secondary wheel 62 is driven to rotate around the fixed gear 61 all the time until the door panel closes the roadway, at the moment, the sealing plate 4 is positioned right above the track 3, the two avoidance ports 41 are respectively positioned right above the two rails of the track, and the lifting device 5 starts to work to drop the sealing plate.
When opening the door, elevating gear 5 begins work, rises the closing plate, flushes with the bottom plate of door plant 2, according to the pressure differential on door plant both sides, starts first motor, drives roll secondary wheel 62 and rotates all the time around fixed gear 61 until opening door plant 2 to the little party of pressure for the car can travel on the track 3 in tunnel 1.
When normally closing the door, the pedestrian passes through temporarily, need not to open whole door, and the second motor 72 can be started for pedestrian door 8 gets into second cavity 22, and the pedestrian can be current from the centre of door plant 2, makes things convenient for the site operation more.
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 utility model discloses the part that adopts is the parts that general standard spare or technical staff in the field know, and its structure and principle all are this technical staff all can learn through the technical manual or learn through conventional experimental method, for example PLC connection control motor, hydraulic stem, pneumatic stem's mode etc..
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 (8)
1. An underground mining air door comprises a door plate arranged on a roadway, wherein the door plate closes the upper side, the left side and the right side of the roadway, and the gap between the door plate and the ground is larger than the height of a track laid on the ground of the roadway; the method is characterized in that:
the door plate closing position is arranged between the two sleepers of the track;
the sealing plate is arranged at the lower part of the door panel, the width of the sealing plate is equal to that of the door panel, and the height of the sealing plate is greater than that of a gap between the door panel and the ground;
the lifting device is arranged on the door plate and is connected and fixed with the sealing plate;
the controller is connected with and controls the lifting device;
the avoidance port is arranged below the sealing plate, and the length of the avoidance port is greater than the thickness of a single rail of the track; two of the avoidance ports are engaged with a rail of the track.
2. A down-hole mine damper as claimed in claim 1, wherein:
a first cavity is arranged below the door plate;
the sealing plate is arranged in the first cavity;
the lifting device is arranged on two sides of the interior of the door panel.
3. A mining damper as claimed in claim 1 or claim 2, in which:
the lifting device is a hydraulic rod or a pneumatic rod.
4. A mining damper as claimed in claim 1 or claim 2, in which:
the door plant pass through aggregate unit install in on the tunnel, aggregate unit includes:
the fixed gear is arranged on the side edge of the roadway;
the rolling secondary wheel is positioned on the side edge of the door panel and matched with the fixed gear;
the gear connecting shaft is movably connected with the axis of the fixed gear and the axis of the rolling secondary gear;
the first motor is fixed on the side edge of the door plate and is connected with and drives the rolling secondary wheel, and the first motor is connected with the controller;
the controller is a PLC controller.
5. A mining damper as claimed in claim 1 or claim 2, in which:
the door plate is also provided with a pedestrian door;
the second cavity is positioned in the door plate on the side edge of the pedestrian door and is used for accommodating the pedestrian door during lateral movement;
and the side shifting device controls the pedestrian door to laterally shift.
6. The underground mine damper of claim 5, wherein the side-shifting device comprises:
the motor guide rail is fixed above the interior of the door plate;
the second motor is arranged on the motor guide rail through a motor mounting frame, and the pedestrian door is fixed below the motor mounting frame;
the gear is connected with and drives the second motor;
a rack; the gear is installed and fixed above the inside of the door panel and matched with the gear;
the second motor is connected with the controller.
7. A down-hole mine damper as claimed in claim 6, wherein:
the controller is a PLC controller.
8. A mining damper as claimed in claim 1 or claim 2, in which:
the controller is a PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022072976.3U CN212318061U (en) | 2020-09-21 | 2020-09-21 | Mining air door in pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022072976.3U CN212318061U (en) | 2020-09-21 | 2020-09-21 | Mining air door in pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212318061U true CN212318061U (en) | 2021-01-08 |
Family
ID=74016948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022072976.3U Active CN212318061U (en) | 2020-09-21 | 2020-09-21 | Mining air door in pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212318061U (en) |
-
2020
- 2020-09-21 CN CN202022072976.3U patent/CN212318061U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212318061U (en) | Mining air door in pit | |
| CN107100509A (en) | Subway cleaning type enters air draft airtight blast door and its long-range control method | |
| CN103818303B (en) | A kind of compartment with translation top pressure closure | |
| CN107687349B (en) | Electric lifting flood-proof protective airtight door for rapid rail transit engineering | |
| CN207212409U (en) | The manual vertical rotary type protective airtight partition door of rail rapid transit engineering | |
| CN111963231A (en) | Mining air door in pit | |
| CN207015339U (en) | A kind of subway train stops airtight energy-saving and safety device | |
| CN113944509B (en) | Full-automatic flood-proof protective airtight door | |
| CN217233564U (en) | Mining air door of portable | |
| CN2878677Y (en) | Air-powered security air door under coal well | |
| CN107042830A (en) | A kind of subway train stops airtight energy-saving and safety device | |
| CN2263035Y (en) | Inclined drifts winch interlock normal closed automatic block device | |
| CN208439259U (en) | A kind of underground ventilating air door pneumatic automatic stop block | |
| CN108005720A (en) | A kind of horizontal protective sealed door for the closure of subway ventilation road | |
| CN203005464U (en) | Car hindering system with automatic air doors for mining area | |
| CN117128021B (en) | Full-servo automatic stepless lifting type adjusting air window | |
| CN218844350U (en) | Automatic air door device of gas accuse | |
| CN216043840U (en) | Multipurpose high-efficiency air door for main roadway | |
| CN111549734A (en) | Intelligence overhead gage | |
| CN218716316U (en) | One-key anti-wind self-recovery explosion door | |
| CN2755540Y (en) | Air lock door sealer | |
| CN220131407U (en) | Automatic gangue discharging device for gangue bin | |
| CN201133257Y (en) | Automatic control non-pressure air door | |
| CN213083163U (en) | Dual-drive car stopping device for auxiliary inclined shaft | |
| CN218933569U (en) | Ventilating clerestory of steel structure factory building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |