CN111396114A - Intelligent air door for underground tunnel - Google Patents
Intelligent air door for underground tunnel Download PDFInfo
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- CN111396114A CN111396114A CN202010118197.4A CN202010118197A CN111396114A CN 111396114 A CN111396114 A CN 111396114A CN 202010118197 A CN202010118197 A CN 202010118197A CN 111396114 A CN111396114 A CN 111396114A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 48
- 230000001360 synchronised effect Effects 0.000 claims description 65
- 239000002131 composite material Substances 0.000 claims description 24
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000009423 ventilation Methods 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 description 4
- 238000005065 mining Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21F1/12—Devices for automatically opening air doors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
- E05F15/635—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by push-pull mechanisms, e.g. flexible or rigid rack-and-pinion arrangements
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
- E05F15/643—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by flexible elongated pulling elements, e.g. belts, chains or cables
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2999/00—Subject-matter not otherwise provided for in this subclass
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
An intelligent air door of an underground roadway comprises a front vehicle identification system, a rear vehicle identification system, a left door body, a right door body, a front door access system, a rear door access system, a left door opening and closing transmission system, a right door opening and closing transmission system and a main controller; the invention utilizes a double-fan staggered type opening and closing air door structure, an intelligent identification technology, an emergency device and the like to prevent potential safety hazards caused by automatic opening of an underground air door due to disturbance. The invention has scientific principle, compact structure and high intelligent degree, and can realize the opening and closing of the air door by underground workers or mine cars according to the regulations, thereby reducing ventilation accidents and improving the safety level of mines.
Description
Technical Field
The invention belongs to the technical field of mining equipment, and particularly relates to an intelligent air door for an underground roadway.
Background
At present, although automatic opening and closing of the underground air door of the coal mine is realized, underground workers or mine cars cannot be accurately identified, when broken stones fall or illegal objects are close to the underground air door, the air door is automatically opened, so that underground air flow flees randomly, air flow short circuits are formed, underground normal work is influenced, the condition of gas accumulation is possibly caused, and great potential safety hazards exist. In addition, reasonable air door structure can prevent air leakage, guarantees that the working face has sufficient air volume, improves the safety guarantee level in the pit. Therefore, the underground air door needs to be opened and closed automatically and intelligently.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the underground roadway intelligent air door, the operation mode of the air door is improved, the intelligent identification equipment is combined with the automatic door technology, the phenomenon can be effectively prevented, and the safety guarantee level of a mine is improved.
In order to solve the technical problems, the invention adopts the following technical scheme: an intelligent air door of an underground roadway comprises a front vehicle identification system, a rear vehicle identification system, a left door body, a right door body, a front door access system, a rear door access system, a left door opening and closing transmission system, a right door opening and closing transmission system and a main controller;
a mine car track is laid on a bottom plate of the tunnel along the direction of the tunnel, a left hollow wall body is arranged on the bottom plate of the tunnel and is close to the left side wall, a right hollow wall body which is symmetrical to the left hollow wall body in the left-right direction of the mine car track is arranged on the bottom plate of the tunnel and is close to the right side wall, a hollow cross beam is horizontally arranged between the top parts of the left hollow wall body and the right hollow wall body, a left vertical guide hole and a right vertical guide hole are respectively arranged on the right side of the left hollow wall body and the left side of the right hollow wall body, a left lower guide rail is laid at the lower end of the left vertical guide hole on the bottom plate of the tunnel along the left-right horizontal direction, a left upper horizontal guide hole is arranged at the bottom part of the left side of the hollow cross beam along the left-right horizontal direction, the left upper horizontal guide hole, the left lower guide rail and the left vertical guide hole, the right upper horizontal guide hole, the right lower guide rail and the right vertical guide hole are positioned on the same vertical plane;
the lower side edge of the left door body is arranged on the left lower guide rail in a sliding manner, the upper side edge of the left door body extends into the left upper horizontal guide hole, and the left vertical guide hole of the left door body; the lower side of the right door body is arranged on the right lower guide rail in a sliding manner, the upper side of the right door body extends into the right upper horizontal guide hole, the right vertical guide hole of the right door body is internally provided, and the right side of the left door body and the left side of the right door body are staggered back and forth to form a double-door-leaf staggered opening and closing structure;
the front vehicle identification system, the front door control system and the main controller are positioned on the front side of the left wall body, the rear vehicle identification system and the rear door control system are positioned on the rear side of the right wall body, the left door opening and closing transmission system is arranged in the left wall body and is in transmission connection with the left door body, and the right door opening and closing transmission system is arranged in the right wall body and is in transmission connection with the right door body; the signal output ends of the front vehicle identification system, the front door control system, the rear vehicle identification system and the rear door control system are connected with the signal input end of the main controller, and the signal output end of the main controller is connected with the signal input ends of the left door opening and closing transmission system and the right door opening and closing transmission system respectively.
The left door opening and closing transmission system and the right door opening and closing transmission system are identical in structure and are symmetrically arranged in the left and right directions, the left door opening and closing transmission system comprises a power motor, two single-wheel-groove synchronous pulleys, two double-wheel-groove synchronous pulleys, two composite synchronous driving wheels and a rack, the single-wheel-groove synchronous pulleys are arranged on a main shaft of the power motor, the two composite synchronous driving wheels are arranged in the left side of the hollow cross beam in a rotating mode from left to right at intervals, and the single-wheel-groove synchronous pulleys are in transmission connection with one wheel groove of the double-wheel-groove synchronous pulleys through a first synchronous belt;
the composite synchronous driving wheel comprises a front belt wheel, a middle gear and a rear belt wheel which are integrally arranged on a coaxial line, the outer diameters of the front belt wheel and the rear belt wheel are equal, the outer diameter of the front belt wheel is smaller than that of the middle gear, a rack is horizontally arranged on the upper side of a left door body along the left-right direction, the lower part of the middle gear is meshed with the rack, another wheel groove of the double-wheel-groove synchronous belt wheel is in transmission connection with the front belt wheel of the left composite synchronous driving wheel through a second synchronous belt, and the rear belt wheels of the two composite synchronous driving wheels are in transmission connection through a third synchronous.
An emergency door is rotatably arranged on the left door body through a hinge.
And the left lower guide rail and the right lower guide rail are respectively provided with a stopper for limiting the left-right moving distance of the left door body and the right door body, and the stoppers are connected with the main controller through signal lines.
Both sides all are equipped with high definition digtal camera around the door body on left wall body right side upper portion, and high definition digtal camera passes through the signal line and is connected with main control unit.
By adopting the technical scheme, the invention has the following beneficial effects:
before starting the air door, the license plate information of the mine car in the whole mining area needs to be counted, the license plate information is compiled into a command and is led into the main controller, and a door opening program instruction is set. Comparing with the inside license plate information of main control unit when current vehicle identification system or back vehicle identification system discerned license plate information, if can discern then main control unit sends out the instruction to the power motor, the epaxial single round groove synchronous pulley of power motor drives double round groove synchronous pulley through first hold-in range, double round groove synchronous pulley drives left compound synchronous drive wheel through the second hold-in range, left compound synchronous drive wheel drives compound synchronous drive wheel through the third hold-in range, the rack that two compound synchronous drive go up the well gear drive and mesh with it, left rack drives the left door body and moves left along left lower guideway, the rack on right side drives the right door body and moves right along right lower guideway, the air door is opened.
Meanwhile, the access control card is equipped for the working personnel, and the left access control system or the right access control system is swiped through the access control card to open the door. In addition, information such as the number of revolutions, steering, door opening width (door movement distance), speed, etc. of the power motor needs to be set in advance in the main controller. The high-definition camera is used for discerning people or the mine car through the air door, when the high-definition camera can not detect someone or mine car, sends a signal to main control unit, and main control unit sends the instruction to the power motor, and the power motor antiport on left side and right side drive the left door body and the right door body respectively and close.
The power motor is controlled by the main controller and is arranged in the wall body, so that power transmission is facilitated. The stopper is installed on left lower guideway and right lower guideway, can control the range of operation of the left door body and the right door body. When a mine accident happens, if the air door cannot be started, the escape can be realized through the emergency door.
In summary, the invention utilizes the structure of the double-fan staggered opening and closing air door, the intelligent identification technology, the emergency device and the like to prevent the potential safety hazard caused by the automatic opening of the underground air door due to disturbance. Both the vehicle identification system and the door control system contain sensing devices inside. The vehicle recognition system controls the opening and closing of the air door by recognizing the license plate of the mine car and sending a signal to the main controller. The access control system is characterized in that a worker swipes an access card to transmit a door opening signal to a main controller to open a door when passing through the access control system. The door leaf opening and closing device can transmit signals to the main controller, and the main controller controls the rotating speed and the rotating direction of the power motor through internal programming instructions to realize opening and closing of the door leaf. The composite synchronous driving wheel is of a symmetrical structure, namely the front belt wheel and the rear belt wheel are symmetrical front and back relative to the middle gear, and the middle gear is meshed with the rack on the upper side edge of the door body to drive the door body to move. The two composite synchronous driving wheels simultaneously drive one rack, so that the door body can be prevented from shaking forwards and backwards during operation, and the stability of the mechanism operation is improved. The limiting stopper can control the running amplitude and the running and stopping position of the door body, and when the door body is about to contact, a signal is sent out, and the power motor stops moving. After the mine car or the staff pass through, the high-definition camera senses to send a door closing signal to the controller, and the power motor reversely closes the door. The invention has scientific principle, compact structure and high intelligent degree, and can realize the opening and closing of the air door by underground workers or mine cars according to the regulations, thereby reducing ventilation accidents and improving the safety level of mines.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a floor plan of the present invention;
FIG. 3 is a schematic view of the composite synchronous drive wheel of FIG. 1 engaged with a rack;
FIG. 4 is a schematic structural view of the composite synchronous drive wheel of FIG. 1;
FIG. 5 is a schematic structural view of a single sheave synchronous pulley mounted on the main shaft of the power motor;
fig. 6 is a schematic structural view of a double sheave synchronous pulley.
Detailed Description
As shown in fig. 1-6, the intelligent air door for underground roadway of the present invention comprises a front vehicle identification system 1, a rear vehicle identification system 2, a left door body 3, a right door body 4, a front door access system 5, a rear door access system 6, a left door opening and closing transmission system, a right door opening and closing transmission system and a main controller 9;
a mine car track 11 is laid on the bottom plate of the tunnel 10 along the direction of the tunnel 10, a left hollow wall 12 is arranged on the bottom plate of the tunnel 10 close to the left side wall, a right hollow wall 13 which is symmetrical to the left hollow wall 12 about the mine car track 11 is arranged on the bottom plate of the tunnel 10 close to the right side wall, a hollow cross beam 14 is horizontally arranged between the top parts of the left hollow wall 12 and the right hollow wall 13, a left vertical guide hole and a right vertical guide hole are respectively arranged on the right side of the left hollow wall 12 and the left side of the right hollow wall 13, a left lower guide rail 15 is laid on the bottom plate of the tunnel 10 at the lower end of the left vertical guide hole along the left-right horizontal direction, a left upper horizontal guide hole is arranged on the left-right horizontal direction of the bottom part of the left side of the hollow cross beam 14, the left upper horizontal guide hole, the left lower guide rail 15 and the left vertical guide hole are positioned on, a right upper horizontal guide hole is formed in the bottom of the right side of the hollow cross beam 14 along the left-right horizontal direction, and the right upper horizontal guide hole, the right lower guide rail 16 and the right vertical guide hole are located on the same vertical plane;
the lower side edge of the left door body 3 is arranged on the left lower guide rail 15 in a sliding manner, the upper side edge of the left door body 3 extends into the left upper horizontal guide hole and the left vertical guide hole of the left door body 3; the lower side edge of the right door body 4 is arranged on the right lower guide rail 16 in a sliding manner, the upper side edge of the right door body 4 extends into the right upper horizontal guide hole, the right vertical guide hole of the right door body 4 is formed, and the right side edge of the left door body 3 and the left side edge of the right door body 4 are staggered back and forth to form a double-door-leaf staggered opening and closing structure;
the front vehicle identification system 1, the front door control system 5 and the main controller 9 are positioned on the front side of the left wall body, the rear vehicle identification system 2 and the rear door control system 6 are positioned on the rear side of the right wall body, the left door opening and closing transmission system is arranged in the left wall body and is in transmission connection with the left door body 3, and the right door opening and closing transmission system is arranged in the right wall body and is in transmission connection with the right door body 4; the signal output ends of the front vehicle identification system 1, the front door control system 5, the rear vehicle identification system 2 and the rear door control system 6 are connected with the signal input end of a main controller 9, and the signal output end of the main controller 9 is connected with the signal input ends of a left door opening and closing transmission system and a right door opening and closing transmission system respectively.
The left door opening and closing transmission system and the right door opening and closing transmission system are identical in structure and are symmetrically arranged in the left and right directions, the left door opening and closing transmission system comprises a power motor 17, two single-wheel-groove synchronous pulleys 18, two double-wheel-groove synchronous pulleys 19, a composite synchronous driving wheel 20 and a rack 21, the single-wheel-groove synchronous pulleys 18 are arranged on a main shaft of the power motor 17, the number of the composite synchronous driving wheels 20 is two, the double-wheel-groove synchronous pulleys 19 and the two composite synchronous driving wheels 20 are arranged inside the left side of the hollow cross beam 14 in a rotating mode from left to right at intervals, and the single-wheel-groove synchronous pulleys 18 are in transmission connection with one wheel groove of the double-wheel-groove synchronous pulleys 19 through a first;
the composite synchronous driving wheel 20 comprises a front belt wheel 23, a middle gear 24 and a rear belt wheel 25 which are coaxially and integrally arranged, the outer diameters of the front belt wheel 23 and the rear belt wheel 25 are equal, the outer diameter of the front belt wheel 23 is smaller than that of the middle gear 24, a rack 21 is horizontally arranged on the upper side edge of the left door body 3 along the left-right direction, the lower part of the middle gear 24 is meshed with the rack 21, the other wheel groove of the double-wheel-groove synchronous belt wheel 19 is in transmission connection with the front belt wheel 23 of the composite synchronous driving wheel 20 on the left side through a second synchronous belt 26, and the rear belt wheels 25 of the two composite synchronous driving wheels 20 are in transmission connection through a.
An emergency door 28 is rotatably arranged on the left door body 3 through a hinge.
The left lower guide rail 15 and the right lower guide rail 16 are respectively provided with a stopper 29 for limiting the left-right movement distance of the left door body 3 and the right door body 4, and the stoppers 29 are connected with the main controller 9 through signal lines.
Both sides all are equipped with high definition digtal camera 30 around the door body on left wall body right side upper portion, and high definition digtal camera 30 is connected with main control unit 9 through the signal line.
Before starting the air door, the license plate information of the mine car in the whole mining area needs to be counted, the license plate information is compiled into a command and is led into the main controller 9, and a door opening program command is set. When the license plate information is recognized by the current vehicle recognition system 1 or the rear vehicle recognition system 2, the license plate information is compared with the license plate information inside the main controller 9, if the license plate information can be recognized, the main controller 9 sends an instruction to the power motor 17, the single-wheel-slot synchronous pulley 18 on the main shaft of the power motor 17 drives the double-wheel-slot synchronous pulley 19 through the first synchronous belt 22, the double-wheel-slot synchronous pulley 19 drives the left composite synchronous driving wheel 20 through the second synchronous belt 26, the left composite synchronous driving wheel 20 drives the composite synchronous driving wheel 20 through the third synchronous belt 27, the middle gears 24 on the two composite synchronous drives drive the racks 21 meshed with the middle gears 24, the left rack 21 drives the left door body 3 to move leftwards along the left lower guide rail 15, the right rack 21 on the right side drives the right door body 4 to.
Meanwhile, the access control card is equipped for the working personnel, and the left access control system or the right access control system is swiped through the access control card to open the door. In addition, information such as the number of revolutions, steering, door opening width (door movement distance), and speed of the power motor 17 must be set in advance in the main controller 9. The high-definition camera 30 is used for identifying people or mine cars passing through the air door, when the high-definition camera 30 cannot detect people or mine cars, a signal is sent to the main controller 9, the main controller 9 sends an instruction to the power motor 17, and the power motor 17 on the left side and the power motor 17 on the right side rotate in opposite directions to respectively drive the left door body 3 and the right door body 4 to close.
The power motor 17 is controlled by the main controller 9 and is installed in the wall body to facilitate power transmission. The stoppers 29 are mounted on the left lower guide rail 15 and the right lower guide rail 16, and can control the operation range of the left door body 3 and the right door body 4. When a mine accident happens, if the air door cannot be started, the escape can be realized through the emergency door 28.
The front vehicle identification system 1, the rear vehicle identification system 2, the left door body 3, the right door body 4, the front door access system 5, the rear door access system 6, the left door opening and closing transmission system, the right door opening and closing transmission system, the main controller 9 and the power motor 17 in the invention are all the existing mature technologies, and the specific construction is not repeated.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a underworkings intelligence air door which characterized in that: the intelligent door control system comprises a front vehicle identification system, a rear vehicle identification system, a left door body, a right door body, a front door access system, a rear door access system, a left door opening and closing transmission system, a right door opening and closing transmission system and a main controller;
a mine car track is laid on a bottom plate of the tunnel along the direction of the tunnel, a left hollow wall body is arranged on the bottom plate of the tunnel and is close to the left side wall, a right hollow wall body which is symmetrical to the left hollow wall body in the left-right direction of the mine car track is arranged on the bottom plate of the tunnel and is close to the right side wall, a hollow cross beam is horizontally arranged between the top parts of the left hollow wall body and the right hollow wall body, a left vertical guide hole and a right vertical guide hole are respectively arranged on the right side of the left hollow wall body and the left side of the right hollow wall body, a left lower guide rail is laid at the lower end of the left vertical guide hole on the bottom plate of the tunnel along the left-right horizontal direction, a left upper horizontal guide hole is arranged at the bottom part of the left side of the hollow cross beam along the left-right horizontal direction, the left upper horizontal guide hole, the left lower guide rail and the left vertical guide hole, the right upper horizontal guide hole, the right lower guide rail and the right vertical guide hole are positioned on the same vertical plane;
the lower side edge of the left door body is arranged on the left lower guide rail in a sliding manner, the upper side edge of the left door body extends into the left upper horizontal guide hole, and the left vertical guide hole of the left door body; the lower side of the right door body is arranged on the right lower guide rail in a sliding manner, the upper side of the right door body extends into the right upper horizontal guide hole, the right vertical guide hole of the right door body is internally provided, and the right side of the left door body and the left side of the right door body are staggered back and forth to form a double-door-leaf staggered opening and closing structure;
the front vehicle identification system, the front door control system and the main controller are positioned on the front side of the left wall body, the rear vehicle identification system and the rear door control system are positioned on the rear side of the right wall body, the left door opening and closing transmission system is arranged in the left wall body and is in transmission connection with the left door body, and the right door opening and closing transmission system is arranged in the right wall body and is in transmission connection with the right door body; the signal output ends of the front vehicle identification system, the front door control system, the rear vehicle identification system and the rear door control system are connected with the signal input end of the main controller, and the signal output end of the main controller is connected with the signal input ends of the left door opening and closing transmission system and the right door opening and closing transmission system respectively.
2. The intelligent air door for the underground roadway according to claim 1, wherein: the left door opening and closing transmission system and the right door opening and closing transmission system are identical in structure and are symmetrically arranged in the left and right directions, the left door opening and closing transmission system comprises a power motor, two single-wheel-groove synchronous pulleys, two double-wheel-groove synchronous pulleys, two composite synchronous driving wheels and a rack, the single-wheel-groove synchronous pulleys are arranged on a main shaft of the power motor, the two composite synchronous driving wheels are arranged in the left side of the hollow cross beam in a rotating mode from left to right at intervals, and the single-wheel-groove synchronous pulleys are in transmission connection with one wheel groove of the double-wheel-groove synchronous pulleys through a first synchronous belt;
the composite synchronous driving wheel comprises a front belt wheel, a middle gear and a rear belt wheel which are integrally arranged on a coaxial line, the outer diameters of the front belt wheel and the rear belt wheel are equal, the outer diameter of the front belt wheel is smaller than that of the middle gear, a rack is horizontally arranged on the upper side of a left door body along the left-right direction, the lower part of the middle gear is meshed with the rack, another wheel groove of the double-wheel-groove synchronous belt wheel is in transmission connection with the front belt wheel of the left composite synchronous driving wheel through a second synchronous belt, and the rear belt wheels of the two composite synchronous driving wheels are in transmission connection through a third synchronous.
3. The intelligent air door of the underground roadway according to claim 1 or 2, characterized in that: an emergency door is rotatably arranged on the left door body through a hinge.
4. The intelligent air door of the underground roadway according to claim 1 or 2, characterized in that: and the left lower guide rail and the right lower guide rail are respectively provided with a stopper for limiting the left-right moving distance of the left door body and the right door body, and the stoppers are connected with the main controller through signal lines.
5. The intelligent air door of the underground roadway according to claim 1 or 2, characterized in that: both sides all are equipped with high definition digtal camera around the door body on left wall body right side upper portion, and high definition digtal camera passes through the signal line and is connected with main control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010118197.4A CN111396114A (en) | 2020-02-26 | 2020-02-26 | Intelligent air door for underground tunnel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010118197.4A CN111396114A (en) | 2020-02-26 | 2020-02-26 | Intelligent air door for underground tunnel |
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| Publication Number | Publication Date |
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| CN111396114A true CN111396114A (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010118197.4A Pending CN111396114A (en) | 2020-02-26 | 2020-02-26 | Intelligent air door for underground tunnel |
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2020
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| CN208168674U (en) * | 2018-04-24 | 2018-11-30 | 山西汾西矿业（集团）有限责任公司曙光煤矿 | A kind of intelligent push-pull closing throttle setting |
| CN110397464A (en) * | 2019-06-11 | 2019-11-01 | 太原理工大学 | A kind of antifreeze open shutter for coal master's ventilating system |
| CN110566262A (en) * | 2019-08-25 | 2019-12-13 | 滁州方大矿业发展有限公司 | air door starting and stopping equipment with automatic identification function for coal mine |
| CN110714796A (en) * | 2019-11-05 | 2020-01-21 | 辽宁工程技术大学 | Guide rail type push-and-pull coal mine air door |
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Application publication date: 20200710 |