The utility model content
The purpose of the utility model is to provide a kind of valve system simple in structure and damage equipment can avoid the passenger by force through the fan door time.
For this reason, the utility model provides a kind of valve system of automatic ticket checker, comprising: frame; Fan door has rotating shaft, and rotating shaft is hinged on the frame, and the fan door has the open position of opening the ticket checking passage and the make position of closed ticket checking passage; Driving mechanism is in transmission connection with the rotating shaft of fanning door; Can stretch out in the ticket checking passage keeper with compress the elastic reset member of keeper, wherein, the keeper telescopically is arranged among both one of frame or fan door; Wherein, on frame or fan door another the side among both, be provided with locating slot, when the fan door was in the close position, keeper was located separably with locating slot and is cooperated.
Further, above-mentioned keeper is the slide bar of electromagnet, and electromagnet is fixedly attached on frame or the fan door.
Further, the end of the slide bar of above-mentioned electromagnet is the tapered or hemispheric location division that cooperates the location with locating slot.
Further, above-mentioned valve system comprises also and detects fan door position Detection mechanism and the controlling organization that is connected with the testing agency signal that this controlling organization is electrically connected with electromagnet and driving mechanism.
Further, above-mentioned testing agency is the encoder of the detection shaft rotary corner that rotates synchronously with the rotating shaft of fan door.
Further, above-mentioned keeper is a ball.
Further, above-mentioned keeper is shaft-like, and the end of keeper is the tapered or hemispheric location division that cooperates with the locating slot location.
Further, also has the limiting section that stroke is stretched out in qualification on the above-mentioned keeper.
Further, the position of above-mentioned keeper is near the edge away from rotating shaft of fan door.
In the utility model,, fan door locating slot when closure is matched with keeper through on fan door and frame, locating slot and keeper being set respectively; Realize that the fan door lock is tight; Fan door normally open or since the passenger by force through and during push-and-pull fan door, locating slot extruding keeper makes keeper to moving away from the locating slot direction; Thereby keeper and locating slot break away from; The fan door is opened, and the valve system that the utility model provides is simple in structure, the problem of easy damage equipment when having avoided the passenger to pass through the fan door by force.
Except top described purpose, characteristic and advantage, other purpose, characteristic and the advantage that the utlity model has are with combining accompanying drawing to do further detailed explanation.
The specific embodiment
Embodiment to the utility model is elaborated below in conjunction with accompanying drawing, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Fig. 2 is the structural representation according to the valve system of the utility model first embodiment.As shown in Figure 2, the valve system that present embodiment provides comprises frame 1, fan door 2, driving mechanism 3, and retaining mechanism 4.
Wherein, fan door 2 edges are perpendicular to the channel direction setting, and a side of fan door 2 is provided with rotating shaft 21; Fan door 2 is hinged through rotating shaft 21 and frame 1, and fan door 2 is that rotate in the axle center with rotating shaft 21, when being in primary importance with respect to passage; Passage opens wide, passenger's P Passable; When fan door 2 was in the second place with respect to passage, passage was closed, stops that the passenger passes through.
Driving mechanism 3 is fixedly connected with frame 1; Comprise motor 31 and driving gear set 32; Wherein, driving gear set 32 comprises that first gear 321 and second gear, 322, the first gears 321 are fixedly connected with the driving shaft of motor 31; Second gear 322 is fixedly connected first gear 321 and second gear, 322 engaged transmission with the rotating shaft 21 of fan door 2.Need to prove that driving gear set 32 also can be made up of intermeshing worm gear and worm screw.Motor 31 is in transmission connection through the rotating shaft 21 of driving gear set 32 with fan door 2, is used to drive rotating shaft 21 and rotates, and drives fan door 2 and between the primary importance and the second place, rotates.
Retaining mechanism 4 comprises locating slot 41, keeper 42 and back-moving spring 43, and wherein among both one of locating slot 41 and frame 1 or fan door 2 is fixedly connected, keeper 42 and frame 1 or fan door 2 another flexible connection among both.
Keeper 42 comprises location division 421 and limiting section 422; Wherein, location division 421 is taper shape or hemispherical, is arranged on an end of keeper 42 positioned adjacent grooves 41; Pass the gathering sill 11 that is arranged on frame 1 or the fan door 2; Top sensing locating slot 41, location division 421 can be approaching perhaps away from locating slot 41 along gathering sill 11, cooperates perhaps with locating slot 41 location and separate; Limiting section 422 is arranged on the end of keeper 42 away from locating slot 41, cooperates with frame 1 or fan door 2 location, is used to limit the maximum displacement of location division 421 with respect to frame 1 or fan door 2.
Locating slot 41 can be located with the location division 421 of keeper 42 and cooperated, and the longitudinal cross-section of locating slot 41 can be semicircle, rectangle or triangle.Back-moving spring 43 is arranged on frame 1 or the fan door 2 with keeper 42; One end is connected with frame 1 or fan door 2; The other end is connected with the limiting section 422 of keeper 42, and under the effect of back-moving spring 43, there is the trend to locating slot 41 motions all the time in keeper 42.
When fan door 2 was positioned at primary importance, separated with locating slot 41 location division 421 of keeper 42, and the effect that keeper 42 receives back-moving spring 43 is stretched out from the frame 1 or the fan door 2 of fixed positioning piece 42; When fan door 2 was positioned at the second place, the location division 421 of keeper 42 engaged with locating slot 41 and realizes that the location cooperates, and can stop fan door 2 relative frames 1 to be rotated, and realized 2 lockings of fan door.
Locating slot 41 is fixedly installed on the side of fan door 2 in the present embodiment; Keeper 42 is arranged on the frame 1 corresponding to locating slot 41, and the location division 421 of keeper 41 is passed the gathering sill 11 on the frame 1 and can be moved along gathering sill 11, thereby perhaps separates with locating slot 41 grafting cooperations; One end of back-moving spring 43 is connected with the limiting section 422 of keeper 42; The other end is connected with frame 1, and under the effect of back-moving spring 43, there is the trend of moving near the direction of locating slot 41 all the time in keeper 42.
Need to prove, after back-moving spring 43 elastic force are confirmed, can locating slot or the keeper distance with respect to rotating shaft 21 on the fan door be set according to the required moment of splitting the hinge door.
Need to prove that in actual use, valve system generally is to be oppositely arranged use in pairs, because use is identical with the enforcement principle of the foregoing description in pairs, repeats no more at this.
Introduce the course of work of the valve system of the utility model below.
When the fan door was positioned at the second place, locating slot 41 engaged with the location division 421 of keeper 42.In the process that fan door 2 is opened; Motor 31 rotations of the controlling organization (not shown) control driving mechanism of valve system; Drive rotating shaft 21 through driving gear set 32 and drive 2 rotations of fan door; The locating slot 41 of retaining mechanism 4 rotates with fan door 2, the location division 421 of locating slot 41 extruding keepers 42, and the active force that locating slot 41 acts on the location division 421 of keeper 42 is broken down into first component and second component that is parallel to the axis direction of location division 421 perpendicular to the axis direction of location division 421; This second component extruding location division 421 overcomes the elastic force of back-moving spring 43; Location division 421 is moved to the direction away from locating slot 41, and after the location division 421 of locating slot 41 and keeper 42 broke away from, fan door 2 is frame 1 rotating opening relatively.
In the process that the fan door is closed; When fan door 2 during near make position; The side that fan door 2 is provided with locating slot 41 at first contacts with the location division 421 of keeper 42, and the active force of fan gate action in the location division 421 of keeper 42 is broken down into first component and second component that is parallel to the axis direction of location division 421 perpendicular to the axis direction of location division 421, and this second component extruding location division 421 overcomes the elastic force of back-moving spring 43; Location division 421 is moved to the direction away from locating slot 41; When locating slot 41 was corresponding with 421 positions, location division of keeper 42, the elastic force of back-moving spring 43 discharged, and the location division 421 of keeper 42 is moved to the direction near locating slot 41 by the effect of back-moving spring 43; The location division 421 of keeper 42 is cooperated with locating slot 41 grafting; Stop fan door 2 to produce relative rotation with frame 1, fan door 2 is positioned at the second place at this moment, frame 1 fixed-site locking relatively.
When the fan door lock was tight, if there is the passenger to think to open the sluices by force device, firmly door 2 was fanned in push-and-pull; The location division 421 of locating slot 41 extruding keepers 42, second component that acts on location division 421 when external force force keeper 42 to move to the direction away from locating slot 41 during greater than the elastic force of back-moving spring 43; After the location division 421 of locating slot 41 and keeper 42 breaks away from; Because motor 31 has cut off the power supply, and therefore, can be opened at the situation lower fan door that does not destroy valve system.
In the valve system that present embodiment provides; Realize cooperating the location through the locating slot of retaining mechanism and the joint of keeper; In fan door 2 moving processes, keeper 42 receives locating slot 41 squeezing actions, moves to the direction away from locating slot 41; Therefore fan door 2 frame 1 rotation relatively, fan door 2 can be opened; When fan door 2 closures, keeper 42 receives back-moving spring 43 effects, closely cooperates with locating slot 41, stops 2 relative frames 1 rotations of fan door, realizes 2 lockings of fan door.
After 2 lockings of fan door; If have the passenger to be eager to excel to work firmly push-and-pull fan door 2 o'clock of fan door 2, as long as be applied to the elastic force that external force on the fan door 2 can overcome back-moving spring 43, fan door 2 just can be opened; Thereby avoid damaging valve system, improved the reliability of equipment.
Fig. 3 is the structural representation according to the valve system of the utility model second embodiment.Present embodiment is compared difference with first embodiment and is, keeper 42 is made up of the slide bar 441 of electromagnet 44, and in addition, present embodiment also comprises testing agency 5 and controlling organization (not shown).
As shown in Figure 3; The main body of electromagnet 44 is fixedly connected with frame 1, and when fan door 2 was positioned at the second place, the slide bar 441 that stretches out in electromagnet 44 main body end faces was relative with locating slot 41; The end of slide bar 441 is conical, and circular cone can cooperate with locating slot 41 grafting.Slide bar 441 passes the gathering sill 11 of frame 1, can move along gathering sill 11, pegs graft to cooperate perhaps with locating slot 41 and separates; Back-moving spring 43 1 ends are connected with slide bar 441, and the main body of the other end and frame 1 or electromagnet 44 is connected, and under the effect of back-moving spring 43, slide bar 441 exists all the time and stretches out the movement tendency of electromagnet 44 main bodys.
When the slide bar 441 of electromagnet 44 stretches out, can plug with the locating slot 41 on the fan door 2 and cooperate, realize 2 lockings of fan door; When the slide bar 441 of electromagnet is withdrawn, be separated with the locating slot of fanning on the door 2 41, fan door 2 can be opened.
Testing agency 5 can be an encoder, also can be photoelectric sensor or mechanical pick-up device, and testing agency 5 is used to detect the rotational angle of rotating shaft 21, i.e. the turned position of fan door.Testing agency 5 is and rotating shaft 21 coaxial mounted encoders in the present embodiment, and when rotating shaft 21 was rotated, encoder rotated thereupon, produces pulse signal and is sent to controlling organization, and controlling organization judges that in view of the above the rotational angle of rotating shaft 21 just fans the turned position of door 2.
When fan door 2 was positioned at the second place, locating slot 41 engaged to realize that the location cooperates with the slide bar 441 of electromagnet 44.When needs are opened fan door 2,44 energisings of controlling organization control electromagnet, slide bar 441 is attracted retraction, breaks away from locating slot 41, and fan door 2 rotates under the driving of driving mechanism 3, opens with respect to frame 1.
When needs are closed fan door 2, when detecting fan door 2, encoder rotates when arriving the second places with rotating shaft 21,44 outages of controlling organization control electromagnet, under the effect of back-moving spring 43, slide bar 441 stretches out, and pegging graft with locating slot 41 cooperates, thus it is tight to realize fanning door lock.
After the fan door lock is tight; If have the passenger to be eager to excel to work the fan door firmly during push-and-pull fan door; The fan door rotates, and is arranged on the locating slot 41 extruding slide bars 441 on the fan door, and the active force that locating slot 41 acts on slide bar 441 is broken down into first component and second component that is parallel to the length direction of slide bar 441 perpendicular to the length direction of slide bar 441; This second component extruding slide bar 441 overcomes the elastic force of back-moving spring 43; Make slide bar 441 to the direction motion away from locating slot 41, after locating slot 41 and slide bar 441 broke away from, fan door 2 was opened by force.
When folding fan door, rely on the electromagnet energising in the present embodiment, make slide bar withdraw from locating slot automatically, therefore reduced the parts depreciation that causes owing to locating slot extruding keeper; Correspondingly improved the reliability of equipment, simultaneously, when the passenger passes through the fan door by force; As long as be applied to the elastic force that the external force of fanning on the door can overcome back-moving spring; The fan door just can be opened, thereby avoids damaging valve system, has improved the reliability of equipment.
Need to prove; In other embodiment of the utility model, above-mentioned keeper can be replaced by ball, in another other embodiment of the utility model; Can be provided with and its swing arm of rotating synchronously in the rotating shaft of fan door; Correspondingly, the locating slot among above-mentioned each embodiment is arranged in this swing arm, to cooperate the location separably with keeper.At this moment, swing arm and keeper all can be hidden in the frame.
More than be merely the preferred embodiment of the utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Description of reference numerals
1 frame, 2 fan doors
3 driving mechanisms, 4 retaining mechanisms
21 rotating shafts, 31 motors
32 drive gear set, 321 first gears
322 second gears, 41 locating slots
42 keepers, 43 back-moving springs
421 location divisions, 422 limiting sections.