The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
To shown in Figure 9, according to embodiment of the present utility model, sliding nacelle door lock locking mechanism comprises locking mechanism 10 down as Fig. 1, and following locking mechanism 10 comprises first lock collar 11, first lock 12, first latch hook 13 and driving mechanism 14.First lock collar 11 is fixedly installed on the slip hatch door by securing members such as bolts, and first lock collar 11 is provided with the installation screwed hole, is used for first latch hook 13 and driving mechanism 14 etc. are arranged on first lock collar 11.Be set with rotating shaft on first lock collar 11, first latch hook 13 is arranged in this rotating shaft rotationally.End in rotating shaft is provided with stop part, and this stop part for example is baffle ring etc., and this stop part is used for first latch hook, 13 backstops in rotating shaft, prevents that first latch hook 13 breaks away from from rotating shaft.
First lock, 12 corresponding first lock collars 11 are fixedly installed on the doorframe, and match with first latch hook 13 on first lock collar 11, and slip hatch door and doorframe are locked together.First lock 12 comprises that support 121 and lock 122, the first latch hooks 13 that are connected on the support 121 are hooked on the lock 122.
Preferably, this lock 122 is arranged on the support 121 rotationally, frictional force between first latch hook 13 and the lock 122 can be converted to rolling friction, can effectively reduce the frictional force between first latch hook 13 and the lock 122, improve the sensitivity of locking mechanism down.More preferably, can a sheathed turning set on lock 122, first latch hook 13 is hooked on this turning set.This turning set can form protection to lock 122, prevents that 13 pairs of locks of first latch hook 122 from forming wearing and tearing.When turning set owing to wearing and tearing during excessive the inefficacy, only it need be taken off from lock 122, the turning set that more renews get final product, so use is more simple and convenient, has also improved the maintenance convenience of first lock 12.
First lock 12 also comprises microswitch feeler lever 123, elastic component 125 and microswitch 124.Microswitch feeler lever 123 is slidably disposed on the support 121, and be positioned at the below of lock 122, the width of the part after the spacing between itself and the lock 122 is hooked on the lock 122 less than first latch hook 13 between lock 122 and microswitch feeler lever 123 ends, after first latch hook 13 is hooked on the lock 122, can drives microswitch feeler lever 123 and slide to the direction away from lock 122.
Elastic component 125 is set between the backstop step of support 121 and microswitch feeler lever 123, is used for driving microswitch feeler lever 123 and slides to lock 122, after first latch hook 13 and lock 122 break away from, can make microswitch feeler lever 123 homings.
Microswitch 124 is fixedly installed on the support 121, and the contact of microswitch 124 is positioned on the motion path of microswitch feeler lever 123, when microswitch feeler lever 123 under the effect of first latch hook 13 during away from lock 122, projection on it can be touched the contact of microswitch 124, thereby makes microswitch 124 be in closure state.Signal output part at microswitch 124 also is connected with display unit, is used for the state of microswitch 124 is shown, thereby makes the staff judge mated condition between slip hatch door and the doorframe according to the state of microswitch 124.This display unit for example is display lamp.
First latch hook 13 is arranged on first lock collar 11 rotationally, and corresponding with first lock 12, selectively be hooked on first lock 12, thereby with the sliding nacelle door locked on doorframe.
Driving mechanism 14 drives with first latch hook 13 and is connected, and drives first latch hook 13 and rotates to be locked together on first lock 12 or with first lock 12 with respect to first lock collar 11 and be separated.
Driving mechanism 14 comprises the handle that is arranged on rotationally on first lock collar 11 and the driving member that is connected on the handle, and driving member drives with first latch hook 13 and is connected.Driving member comprises the driving cam 143 of fixedlying connected with handle, this driving cam 143 is corresponding with the tail end of first latch hook 13, and under the induced effect of handle, press down the tail end of first latch hook 13, the hook portion of first latch hook 13 is lifted, thereby break away from from the lock 122 of first lock 12.
Be connected with first return spring 144 on first latch hook 13, this first return spring 144 is connected the tail end of first latch hook 13, and provide the return active force for first latch hook 13, the hook subordinate of first latch hook 13 is pressed, thereby guarantee when handle does not provide external force, be in the lock state between first latch hook 13 and first lock 12.Be connected with second return spring 145 that driving driving cam 143 and first latch hook 13 are separated between driving cam 143 and first lock collar 11, this second return spring 145 provides the return active force for driving cam 143, can guarantee driving cam 143 timely returns, prevent that first latch hook 13 can't be hooked on the lock 122 of first lock 12 under normal conditions owing to be subjected to the effect of driving cam 143, has guaranteed the locking effect between slip hatch door and the doorframe.
Also be connected with position-limit mechanism 15 on the driving cam 143, position-limit mechanism 15 comprise first end be connected pull bar 151 on the driving cam 143, be connected pull bar 151 second end swing arm 152 and be connected positive stop hook 153 in the swing arm 152.On the slip hatch door, also be set with stop-motion seat, when needs slip hatch door and doorframe are in open mode under normal conditions, handle can be rotated to suitable position, then positive stop hook 153 is hooked on the stop-motion seat, thereby prevent driving cam 143 return under the effect of first return spring 144 and second return spring 145, make driving cam 143 be pressed on the tail end of first latch hook 13 all the time, be in unlocking condition all the time thereby make between first latch hook 13 and first lock 12.
Handle comprises Internal handle 141 and outer handle 142, and Internal handle 141 comprises Internal handle axle 1411 that first end is fixedlyed connected with outer handle 142 and along the handle 1412 of the second end end that radially is rotatably connected to Internal handle axle 1411 of Internal handle axle 1411.The second end end of Internal handle axle 1411 is provided with handle mount pad 1413 along the radial direction of Internal handle axle 1411, handle 1412 is arranged on the handle mount pad 1413 rotationally, be provided with spring in the handle 1412 and along the installing hole of spring ball slidably, handle mount pad 1413 is provided with the ball grooves of location ball.Rotation Internal handle 141 or outer handle 142 all can drive driving cam 143 and rotate counterclockwise, and driving cam 143 drives latch hooks first latch hook 13 and turns clockwise, thereby opens down locking mechanism 10.When unclamping handle, first latch hook 13 resets rapidly under the active force of return spring.Internal handle is arranged to foldable, and the spring on it and ball can limit the folding position of handle, makes Internal handle easy operating more, and when non-working condition, it is littler to take up room.
Sliding nacelle door lock locking mechanism also comprises the last locking mechanism 20 that is arranged on down locking mechanism 10 tops, and last locking mechanism 20 comprises second lock collar 21, second lock 22, second latch hook 23 and the 3rd return spring 24.Second lock collar 21 is fixedly installed on the slip hatch door, and second lock collar 22 is positioned at the top of first lock collar 11.Second lock, 22 corresponding second lock collars 21 are arranged on the doorframe.Second latch hook, 23 corresponding second locks 22 are arranged on second lock collar 21 rotationally, thereby selectively be hooked on second lock 22, cooperate with following locking mechanism 10, the slip hatch door is locked together in securely with doorframe, the hatch door that prevents from sliding is opened unintentionally.
The 3rd return spring 24 is connected between the tail end and second lock collar 21 of second latch hook 23, for second latch hook 23 provides elastic acting force, make second latch hook 23 not be subjected to external force to do the time spent, be in the hook state, also namely when second latch hook 23 and second lock 22 are in mated condition, if be not subjected to the external force effect, second latch hook 23 is hooked on second lock 22, makes slip hatch door and doorframe remain locked state.When second latch hook 23 and second lock 22 are separated, under the elastic reaction of the 3rd return spring 24, the position at place when second latch hook 23 still is in locking.
Be provided with connecting rod 30 between last locking mechanism 20 and the following locking mechanism 10, first end of connecting rod 30 is connected the tail end of first latch hook 13, and second end of connecting rod 30 is connected on the driving mechanism 14.In the present embodiment, second end of this connecting rod 30 is connected down on the locking mechanism 10, and matches to be locked together on second lock 22 or with second lock 22 with first latch hook 13 and be separated.Connecting rod 30 can be connected on the driving mechanism 14, also can directly be connected the tail end of first latch hook 13, and together moves with first latch hook 13, realizes the sealed and opening action of slip hatch door and doorframe.
In the present embodiment, second end of connecting rod 30 is connected on the driving cam 143, and under the driving effect of handle, together move with driving cam 143, when lifting on the hooking end of driving cam 143 with first latch hook 13, under the induced effect of driving cam 143, the tail end of connecting rod 30 pullings second latch hook 23 moves downward, and lifts on the hooking end of second latch hook 23, and second latch hook 23 and second lock 22 are separated.After the suffered driving force of handle disappears, under the acting in conjunction of first return spring 144, second return spring 145 and the 3rd return spring 24, the hooking end of first latch hook 13 and second latch hook 23 all rotates counterclockwise, and be hooked on the lock 122, slip hatch door and doorframe are locked together in together.
In the present embodiment, connecting rod 30 is divided into two sections, is provided with spring support 31 between two sections connecting rods 30, and spring support 31 is fixedly installed on the slip hatch door.Be mounted slidably pull bar 32 at spring support 31, pull bar 32 has the backstop step, between the backstop step of pull bar 32 and spring support 31, be provided with spring, this spring orders about upwards locking mechanism 20 motions of pull bar 32, thereby prevent down that 10 pairs of returns of going up second latch hook 23 of locking mechanism 20 of locking mechanism cause clamping stagnation, have guaranteed the operation smoothness of whole sliding nacelle door lock locking mechanism.
When the slip hatch door opens the door, rotate interior or outer handle, drive latch hook and turn clockwise, up to the constraint of latch hook disengaging lock, can open the slip hatch door this moment.
Hold interior or outer handle pulling sliding door, latch hook turns clockwise in the touching lower edge rotating shaft of lock rotary column, and when sliding door was closed fully, latch hook is return under the active force of return spring, hooked the lock 122 on the lock, and the slip hatch door is in locking states.When the latch hook return, promote microswitch feeler lever 123 and move downward, make microswitch 124 be in normally off, and show by display unit, can make the staff know the state of current slip hatch door very clearly.
From foregoing description as can be known, according to embodiment of the present utility model, sliding nacelle door lock locking mechanism comprises locking mechanism down, following locking mechanism comprises first lock collar, first lock, first latch hook and driving mechanism, the corresponding first lock collar setting of first lock, first latch hook is arranged on first lock collar rotationally, and it is corresponding with first lock, driving mechanism drives with first latch hook and is connected, driving first latch hook rotates with respect to first lock collar, to be locked together on first lock, perhaps to be separated with first lock, thereby to realize the locking and unlocking of slip hatch door is moved.After first latch hook on the slip hatch door is hooked on first lock, if be not activated the activation force of mechanism, then can well the slip hatch door be locked together in doorframe, when needs are opened, then need to operate driving mechanism, make driving mechanism drive first latch hook and first lock is separated, thereby open the slip hatch door.Above-mentioned locking mechanism is simple in structure, and is easy to operate, and lock structure is reliable and stable.
It should be noted that at last: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.