CN2289057Y - Multifunctional air door for mine - Google Patents
Multifunctional air door for mine Download PDFInfo
- Publication number
- CN2289057Y CN2289057Y CN 97214956 CN97214956U CN2289057Y CN 2289057 Y CN2289057 Y CN 2289057Y CN 97214956 CN97214956 CN 97214956 CN 97214956 U CN97214956 U CN 97214956U CN 2289057 Y CN2289057 Y CN 2289057Y
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- door
- air door
- air
- door leaf
- utility
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Abstract
The utility model relates to a multifunctional air door for mines, which can block air flow, assure a ventilation system to be stable and cause mine cars and walkers to be safe. The utility model is composed of an air door set A and an air door set B which are identical in structures, and a linkage locking device C, wherein, the upper and the lower ends of a side shaft of a door leave of each air door set are respectively provided with a centripetal bearing and a centripetal thrust bearing and are respectively assembled with an upper threshold and a lower base. The utility model realizes that the two door leaves are simultaneously opened or closed by a knock rod, a pull rod, a rocker arm and a connecting rod. A balance weight, a steel cable and a pulley are used for realizing the linkage locking of the two air door sets. The air door has the advantages of small start and stop force, reliable action, transparency, visualization, deformation resistance, good closeness and safety, full mechanical structure, easy manufacture, installation and maintenance, economy, durability and easy popularization.
Description
The utility model relates to a kind of mine ventilation safety device, particularly a kind ofly can stop distinguished and admirablely, guarantees that ventilation system is stable, again the Air Throttle in Mine Pit that pedestrian and Safety for mine car are passed through.
Air Throttle in Mine Pit is to guarantee the stable a kind of requisite ventilation equipment of ventilation system in the well, and it mainly acts on is to stop distinguished and admirablely to flow to unwanted tunnel, satisfies the current of pedestrian and mine car simultaneously.At present, the domestic air door that is used for mine can be divided into common air door and self closing door by opening ways, and common air door is opened by manpower, and self closing door mostly is electronic keying; Forward air door, reverse throttle and bidirectional ventilation door can be divided into by pressurized and opening direction, wooden, steel or steel, wooden combination construction can be divided into by the material of building air door.Have the following disadvantages in these air doors: 1) door leaf is connected with the hinge type hinge with doorframe, and under blast and door leaf deadweight effect, rotary part frictional force is big, opens comparatively difficulty of air door; 2) door leaf directly is connected with doorframe, and when roadway deformation, doorframe is stressed and crooked, and door leaf easily misplaces, twisted distortion, the increase of leaking out; 3) door leaf is opaque, and its both sides driving pedestrian can not watch mutually when air door opened and closed, and collides unavoidably, casualty accident; 4) locking reliability is low, if the twice air door opens wide simultaneously, air feed is distinguished and admirable will be because of the short circuit of leaking out, and it is stable to influence ventilation system; 5) self closing door of electrical equipment control, with function out of hand, influence is normally used, and the fabricating cost height during power failure or when misoperation occurring, and maintenance difficulty is big.
The purpose of this utility model provides that a kind of opening force is little, anti-deformation, can perspective, the multi-functional Air Throttle in Mine Pit of automatic open and close, linkage lock.
The purpose of this utility model is achieved in that it is made up of two groups of air doors of the identical A of structure, B and linkage fastener C; The structure of its every group of air door is, the side shaft upper and lower end of forward and reverse door leaf is equipped with radial bearing, radial thrust bearing respectively, and respectively with last threshold, the assembling of lower bearing pedestal is also fixing; Perpendicular doorframe, horizontal doorframe are contained in the outside of reveal axle and the top of last threshold respectively, leave the anti-deformation seam therebetween, are filled with flexible material in the anti-deformation seam; Transparent material is equipped with on forward and reverse door leaf top, and the bottom is a door-plate; Lance is installed in the upper end of fixed bar, and lance one end is equipped with tumbler, and the other end is connected with door-plate by pull bar; Two rocking arms, one end is vertically fixed on the upper end of reveal axle, and the other end is linked to each other by rod hinge connection; The structure of linkage fastener C is, wire rope one end is connected with the outer end of the rocking arm of A group air door, by directive wheel, fixed pulley and movable pulley, and then by being connected with the outer end of homonymy B group air door upper rocker arm behind another fixed pulley, the directive wheel, below movable pulley, hang with counterweight, in the middle of wire rope, be connected with tension-regulator.
The purpose of this utility model can also following manner realize: the junction surface of forward and reverse door leaf adds the batten of hypotenuse bead, and the windward side frame of door leaf adds the rubber strip strip of paper used for sealing.
Crashproof damper all is equipped with on the top of the door-plate of forward and reverse door leaf.
Length adjuster all is housed on connecting rod, the pull bar.
The utility model is compared with existing Air Throttle in Mine Pit has following advantage: 1) function is many.Can stop forward, oppositely distinguished and admirable; Driving, pedestrian's auto-manual all can; Transparent visual prevent to collide hurt sb.'s feelings; Linkage lock keeps out the wind reliably; Anti-deformation, crashproof damping.2) simple in structure.Full mechanical does not have special power and control appliance, makes, installation, maintenance is easy.3) hoisting capacity is little, reliable in action, and closure is good, the security performance height.4) economy and durability is easily promoted.
Elaborate below in conjunction with accompanying drawing:
Fig. 1 perspective view of the present utility model
Fig. 2 vertical view of the present utility model
The utility model is made up of two groups of air doors of the identical A of structure, B and linkage fastener C.Be that example describes its structure in detail with A group air door below: a side of forward air door 1, reverse throttle 2 be an axle, and the upper and lower end of side shaft is equipped with radial bearing 16, radial thrust bearing 6 respectively, and assembles with last threshold 17, lower bearing pedestal 7 respectively and fix.Transparent material 12 as organic glass are equipped with in door leaf top, and the bottom is a door-plate 4, is double-deck plank therebetween air duct layer of cloth, realize transparently not leaking out, and the top of door-plate 4 adds crashproof damper 3, and crashproof damper 3 is become with compression spring set by pin.The junction surface of forward and reverse air door installs batten 5 additional, and the cross section is 45 ° of isosceles triangles, adopts the hypotenuse bead.Its effect has two, one, and door leaf engages tight, prevents the position; The 2nd, door leaf forward compression area is slightly larger than reverse compression area, promptly produces bias voltage, and door leaf is closed tightly automatically.Ventilative for preventing door leaf edge, also can install the rubber strip strip of paper used for sealing additional at door leaf windward side frame.Perpendicular doorframe 13, horizontal doorframe 14 are installed in the outside of reveal axle and the top of last threshold 17 respectively, leave the anti-deformation seam therebetween, are filled with flexible material 15 as rubber skin or multilayer air duct cloth in the anti-deformation seam.Doorframe is made of the bigger timber joggle of resistance intensity.Perpendicular doorframe 13 cross sections are isosceles triangle, and horizontal doorframe 14 cross sections are rectangle.Lance 9 is installed in the upper end of fixed bar 8 and can rotates around its amplitude limit.Lance 9 one ends are equipped with tumbler 10, and the other end is connected with door-plate through pull bar 11.Two rocking arms, 18 1 ends are vertical with the reveal axle, with door leaf angle at 45, be welded on reveal axle on concordant with the door leaf top edge, the other end is hinged and connected by connecting rod 20.On connecting rod 20, pull bar 11, easy-operating length adjuster is housed all.
The structure of linkage fastener C is: wire rope 24 1 ends are connected with the outer end of the rocking arm 18 of A group air door, by directive wheel 19, fixed pulley 23 and movable pulley 22, and then by being connected with the outer end of homonymy B group air door upper rocker arm 18 behind another fixed pulley 23, the directive wheel 19, hang with counterweight 21 moving the slip below 22, in the middle of wire rope 24, be connected with tension-regulator 25.
The course of work: the utility model is to utilize lever principle to realize the keying of air door.When no matter wind direction is forward or when reverse, the area of accepting the forward blast because of door leaf is a bit larger tham the area of accepting reverse pressure, under the action of gravity of counterweight 21, door leaf all keeps closed condition simultaneously.The power resources of opening air door are in the motion (pedestrian can directly promote reverse throttle) of mine car, when mine car during from two any direction approaching air doors, the Vehicular impact lance 9 of motion, tumbler 10 contacts and rotates with vehicle outside group, pull bar 11 pulling door leafs rotate, another door leaf synchronous backward of connecting rod 20 transmissions rotates, and realizes door opening (accompanying drawing 1, B organizes air door).Behind one group of door opening, the movable pulley 22 of linkage fastener C, counterweight 21 rise, and wire rope 24 is in tension, pin down another group air door and can not open (accompanying drawing 1, A organizes air door), thereby prevent that air feed is distinguished and admirable because of the short circuit of leaking out.Vehicle is by behind the air door, and under the action of gravity of counterweight 21, moving slip 22 descends, and wire rope pulling rocking arm 18 makes air door recover closed condition, finishes an open and close process.When mine car was walked close to another group air door, its course of action was identical therewith.
Claims (4)
1, a kind of multi-functional Air Throttle in Mine Pit is characterized in that: be made up of two groups of air doors of the identical A of structure, B and linkage fastener C; The structure of its every group of air door is, the side shaft upper and lower end of forward and reverse door leaf (1,2) is equipped with radial bearing (16), radial thrust bearing (6) respectively, and respectively with last threshold (17), lower bearing pedestal (7) assembling is also fixing; Perpendicular doorframe (13), horizontal doorframe (14) are contained in the outside of reveal axle and the top of last threshold respectively, leave the anti-deformation seam therebetween, are filled with flexible material (15) in the anti-deformation seam; Transparent material (12) is equipped with on forward and reverse door leaf (1,2) top, and the bottom is door-plate (4); Lance (9) is installed in the upper end of fixed bar (8), and lance (9) one ends are equipped with tumbler (10), and the other end is connected with door-plate by pull bar (11); Two rocking arms (18) one ends are vertically fixed on the upper end of reveal axle, and the other end is hinged and connected by connecting rod (20); The structure of linkage fastener C is, wire rope (24) one ends are connected with the outer end of the rocking arm (18) of A group air door, by directive wheel (19), fixed pulley (23) and movable pulley (22), and then by being connected with the outer end of homonymy B group air door upper rocker arm (18) behind another fixed pulley (23), the directive wheel (19), below movable pulley (22), hang with counterweight (21), in the middle of wire rope, be connected with tension-regulator (25).
2, multi-functional Air Throttle in Mine Pit according to claim 1 is characterized in that: the junction surface of forward and reverse door leaf (1,2) adds the batten (5) of hypotenuse bead, and the windward side frame of door leaf adds the rubber strip strip of paper used for sealing.
3, multi-functional Air Throttle in Mine Pit according to claim 1 is characterized in that: crashproof damper (3) all is equipped with on the top of the door-plate (4) of forward and reverse door leaf (1,2).
4, multi-functional Air Throttle in Mine Pit according to claim 1 is characterized in that: connecting rod (20), pull bar all are equipped with length adjuster on (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97214956 CN2289057Y (en) | 1997-04-22 | 1997-04-22 | Multifunctional air door for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97214956 CN2289057Y (en) | 1997-04-22 | 1997-04-22 | Multifunctional air door for mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2289057Y true CN2289057Y (en) | 1998-08-26 |
Family
ID=33932248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97214956 Expired - Fee Related CN2289057Y (en) | 1997-04-22 | 1997-04-22 | Multifunctional air door for mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2289057Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230388A (en) * | 2011-05-31 | 2011-11-02 | 李庆召 | Underground air door interlocking device |
| CN103147782A (en) * | 2013-03-29 | 2013-06-12 | 枣庄矿业（集团）有限责任公司柴里煤矿 | Linked air door bottom threshold |
| CN107020540A (en) * | 2017-06-06 | 2017-08-08 | 安徽理工大学 | A kind of adjustable shock-absorbing bracket of mine head sheave grooving truning fixture |
| CN108798746A (en) * | 2018-06-26 | 2018-11-13 | 宁波沸柴机器人科技有限公司 | A kind of coal mine underground air door device |
| CN109458207A (en) * | 2018-12-27 | 2019-03-12 | 北京天地华泰矿业管理股份有限公司 | A kind of underground coal mine is provided with the damper system of protecting against collision of driving vehicles device |
-
1997
- 1997-04-22 CN CN 97214956 patent/CN2289057Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230388A (en) * | 2011-05-31 | 2011-11-02 | 李庆召 | Underground air door interlocking device |
| CN103147782A (en) * | 2013-03-29 | 2013-06-12 | 枣庄矿业（集团）有限责任公司柴里煤矿 | Linked air door bottom threshold |
| CN107020540A (en) * | 2017-06-06 | 2017-08-08 | 安徽理工大学 | A kind of adjustable shock-absorbing bracket of mine head sheave grooving truning fixture |
| CN108798746A (en) * | 2018-06-26 | 2018-11-13 | 宁波沸柴机器人科技有限公司 | A kind of coal mine underground air door device |
| CN109458207A (en) * | 2018-12-27 | 2019-03-12 | 北京天地华泰矿业管理股份有限公司 | A kind of underground coal mine is provided with the damper system of protecting against collision of driving vehicles device |
| CN109458207B (en) * | 2018-12-27 | 2024-02-13 | 北京天地华泰矿业管理股份有限公司 | Air door system with running anti-collision device for underground coal mine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |