CN2365353Y - Lock device - Google Patents

Abstract

The utility model relates to a lock device, which comprises an outer sleeve, a lock body which can rotate freely and which is arranged in an axle arranging hole on the outer sleeve in an axle connection way, at least a stopping sheet which is inlaid in a long groove hole in a free sliding way, a back stopping pin which is inlaid in a back stopping pin groove hole in a free sliding way and a plurality of row sheets which are inlaid in a track groove in a free sliding way. Compared with the existing locksets of the same class, the space volume of the utility model is reduced effectively, the assembly parts are simplified, the materials are saved, the security is good, and the use is convenient.

Description

Lock head device

The utility model is about a kind of lock head device, refers to that especially a kind of can connecing with lockset establish, to open the lock head device that is connect the lockset of establishing with locking.

Rows of sheet lock is that institute so it extensively is used, is to be that the characteristic on the structure design of Rows of sheet lock own makes illegal person be difficult for opening with unlocking tool extensively by the user in the conventional lock, and has higher safety, yet still there is shortcoming in the Rows of sheet lock of commonly using, demands improvement urgently.As shown in figure 20, for commonly using an example of Rows of sheet lock, it is one group that the screening 10 of this Rows of sheet lock is three, with two groups of both sides up and down that are stacked and placed on the locking bolt sheet 12 that is provided with locking bolt 11 respectively, each screening 10 all has guide groove 101 greatly on the middle part, the part that makes each screening 10 protrude into its guide groove 101 forms separates divergent sheet 102, to be separated divergent sheet 102 this guide groove 101 is separated into first divergent groove 103, second divergent groove the 104, the 3rd divergent groove the 105, the 4th divergent groove 106 and the 5th divergent groove 107 by each.Simultaneously, 10 liang of each screenings are along on the relative angle end of diagonal and offer locating slot 108,109, for the reference column 130 that is fixedly arranged on the housing 13,131 wear wherein, each screening 10 is equipped with a spring 14 again, elastic force by this spring 14 often remains on its locating slot 108 with each screening 10,109 top ends block is in reference column 130,131 state, at this moment, as shown in Figure 21, each divergent sheet 102 has the length that does not wait, make the end of the divergent sheet 102 that splices up and down form irregular end face, the irregular end face of this kind then make be based in this locking bolt sheet about in the of 12 the block protruded stigma 120 on the both sides can't enter the second divergent groove 104 by the first divergent groove 103, or the rest may be inferred person.So when the zigzag blade 40 with key 4 touched each screening 10 and locking bolt sheet 12, each screening 10 can be upwards (promptly pushing the direction of the spring 14) promotion of this zigzag blade 40.Because 40 one-tenth height sides straggly of this zigzag blade can be passed the distance that does not wait respectively with screening 10, so when this zigzag blade 40 turns to position perpendicular to this screening 10, the end face that the end of each divergent sheet 102 forms can become smooth, simultaneously, zigzag blade 40 can promote to be formed at the promotion tooth 121 on these locking bolt sheet 12 sides to the direction of locking bolt 11, this locking bolt sheet 12 is moved to illustrated left, at this moment, because block protruded stigma 120 can not be 102 blocks of divergent sheet, so it can enter the second divergent groove 104 by the first divergent groove 103 in this guide groove 101.In like manner, be rotated further key 4 and can make block protruded stigma 120 enter the 3rd divergent groove 105 etc. in regular turn, and make locking bolt 11 drive one by one outer stretching out outside the housing 13 for locking bolt sheet 12.

The design of this kind Rows of sheet lock by above-mentioned explanation and accompanying drawing 20 and Figure 21 as can be known, each screening 10 is stacked and placed on the housing 13 with locking bolt sheet 12 equal levels, make the housing 13 of this Rows of sheet lock on the horizontal stretching direction, must have bigger space with ccontaining each screening 10 and locking bolt sheet 12 with and the mobile space of palpus, thereby this kind Rows of sheet lock all has bigger volume.Secondly, the spare part of this kind Rows of sheet lock is metal product, and volume is bigger, and promptly spare part is more with material, so, just can cause the weight of this kind Rows of sheet lock often bigger, and manufacturing cost is also high.Again and, the spare part of this kind Rows of sheet lock is more, thus the assembling on comparatively time-consuming.

In addition, at present general lockset as multisection type lockset, safe auxiliary lock etc., is the independent lockset that uses, and can't drive the unlatching and the locking of lockset by a lock head device, changes with the different needs that cooperates the installing object or changes employed lockset.

Again and, the employed key of known lockset has directionality more, be that key inserts in the keyhole of lockset must be with specific direction operation, otherwise promptly can't insert in the keyhole or rotate to open and locking, so often cause the user must turn to the inconvenience of insertion once again because of mispluging.

Base this, the purpose of this utility model promptly is to provide a kind of reduced volume, saves the lock head device that reduces manufacturing cost with material.

Another purpose of the present utility model is to provide a kind of unistage type and multisection type lock casket that cooperates to use with by the unlatching of its control lock casket and the lock head device of locking.

A purpose more of the present utility model provides a kind of simplification spare part, and makes assembling lock head device more easily.

Another purpose of the present utility model is providing a kind of safe and difficult lock head device of illegal person with the unlocking tool unlatching that be.

A purpose more of the present utility model is providing a kind of key to insert the lock head device of non-directional restriction.

Another purpose of the present utility model must rotation be back to the lock head device that original position can be extracted key for 360 ° after providing a kind of key to insert.

Lock head device of the present utility model comprises an outer sleeve, comprises a cylindrical shell, and by this cylindrical shell enclose the limit form the axle establish the hole, wherein, be concaved with at least one caulking groove that this establishes the hole length bearing of trend that is parallel on this cylinder inboard wall, and

One rotatable this outer sleeve axle that is located in is freely established tapered end body in the hole, and it includes:

The tapered end housing, include one have first closed end and offer in the tapered end ring body of second closed end of keyhole, perpendicular this first closed end and the outward extending drivening piece be located at, and enclose the hollow bulb that forms of limit by this tapered end ring body, wherein, offer several rail groove radially arranged side by side on this tapered end ring body, at least one establishes the parallel elongate slot of hole length bearing of trend with this, and establish the retaining pin slotted eye of hole length bearing of trend perpendicular to this, and this drivening piece can pass the perforation of this housing and extend outside the housing, establishes to a lockset to connect;

At least one slip is embedded at the stopper sheet in this elongate slot freely, in between this stopper sheet and elongate slot and be provided with stopper sheet bullet spare, this stopper sheet bullet spare be not subjected under the external force effect, make this stopper sheet often partly outwards protrude out this elongate slot by its elastic force, and be embedded in the caulking groove of this outer sleeve, and make this tapered end body in this outer sleeve, rotate, and be subjected under the external force effect at this stopper sheet bullet spare, this stopper sheet can inwardly be retracted in this elongate slot and part protrudes in the hollow bulb of this tapered end housing, and this tapered end body can be rotated in this outer sleeve

One slip is embedded at the retaining pin in this retaining pin slotted eye freely, and

Several pieces slips are embedded at the screening in this rail groove freely, each screening is all to offer perforate in the substantial middle position, key can pass each perforate, and form on the parallel side of this screening glide direction of Yu Yiyu and at least onely protrude into the stopper sheet caulking groove that is partially submerged in the tapered end housing hollow bulb for this stopper sheet, respectively be equipped with screening bullet spare again on this screening base, so that this screening bullet spare be not subjected under the external force effect, by its elastic force, often make the locus of the stopper sheet caulking groove of at least one screening be higher than the locus of the stopper sheet caulking groove of another screening at least, and this stopper sheet can't be retracted in the stopper sheet caulking groove of each screening.Simultaneously, when key inserts this tapered end body and rotates, the blade of this key promptly is arranged in a straight line with the stopper sheet caulking groove that makes screening equidistantly not move to each row to the hole wall effect of this perforate by each screening perforate, at this moment, this stopper sheet promptly can be accommodated in this stopper sheet caulking groove to pressing down to push away for the hole wall that the outer sleeve axle is established the hole, makes this tapered end body be driven and be rotated by key then.In addition, because key is to be inserted and rotated by the perforate that the screening middle part is offered to the drive of screening, so key needn't be provided with directionality, that is the blade on the key axostylus axostyle both sides is to have identical zigzag, so all can make key drive this tapered end body with arbitrary blade.

Be provided with the reference column of downward extension at the both ends of above-mentioned stopper sheet, put to connect with this stopper sheet bullet spare, to the elasticity that this stopper sheet provides, up and down slippage is freely in this elongate slot can to make this stopper sheet by this stopper sheet bullet spare.This stopper sheet bullet spare can be general helical spring, elastic cylinder etc., and be installed in the set incorporating section, these elongate slot two ends, making this stopper sheet is the strong point with the reference column at two ends, be subjected to external force to do the time spent at this stopper sheet bullet spare, the bottom of this stopper sheet inwardly protrudes in the hollow bulb of this tapered end housing.

Be adjacent to this tapered end ring body and erect in the rail groove of first closed end that is provided with drivening piece, can set a tapered end spacer.The top of this tapered end spacer is provided with a protuberance, the bottom is extended with a clamping part downwards, the middle part also offers a perforate, simultaneously, this rail groove top that is equipped with the tapered end spacer is equipped with a mounting again, in between the protuberance of this mounting and tapered end spacer, then be provided with a spring, after making this tapered end body place the axle of outer sleeve to establish in the hole, this spring force can push this tapered end spacer downwards to its clamping part, enter in the draw-in groove that is arranged with on cylinder inboard wall, and this tapered end body can't be rotated this outer sleeve freely for the buckle of this clamping part and draw-in groove.And if the protuberance of this tapered end spacer is the blade of key when making progress pushing tow, this spring can make and move on this tapered end spacer by compression then, and makes this clamping part break away from this draw-in groove, and removes the buckle state of tapered end body to outer sleeve.

The screening bullet spare of establishing that connects is to be located between this screening base and tapered end inner wall of ring body on the above-mentioned screening base, pass the perforate of each screening at key after, key is touched to each perforate hole wall the time key blade, can band be moved by screening to the direction of compression screening bullet spare, because the side of key blade is to be irregular zigzag, the displacement of each screening promptly can be different, and the height straggly arrangement of the stopper sheet caulking groove that makes this screening before being passed by screening forms contour arrangement, at this moment, this stopper sheet promptly no longer is screening side institute block, and its part is entered in the stopper sheet caulking groove of each screening, no longer evagination is to this elongate slot, and break away from embedding-Ka to the caulking groove of this cylindrical shell, and, as previously mentioned, the tapered end spacer is also removed simultaneously to the buckle of cylindrical shell draw-in groove, rotate and make this tapered end originally know from experience in this outer sleeve the rotation with key, the rotation of tapered end body promptly also makes its drivening piece start be connected with lockset on this drivening piece, and this lockset is opened or locking.In addition, this screening bullet spare also can be the helical spring commonly used or elastic cylinder etc. flexible object can be provided.

This retaining pin is to be sheathed on the last shank in this time shank freely by following shank, slip, and the retaining pin spring that is installed in this time shank constitutes.The lower end of this time shank is formed with backstop head, the upper end that should go up shank also is formed with backstop head on, elastic force by this retaining pin spring, be embedded in the retaining pin slotted eye of this tapered end housing in this retaining pin, and this retaining pin spring is not by compression the time, upspringing pushes away shank on this, and last backstop head process of shank stretches in the caulking groove of this outer sleeve on this and make, and bullet pushes away this time shank and the following backstop head of this time shank is stretched in the hollow bulb of this tapered end housing downwards.When the key that forms a scrobicular ring on the axostylus axostyle that this tapered end body is a blade front end inserts, the following backstop head of this time shank can be chimeric to this scrobicular ring, and the time with this tapered end body of this key turns, the last backstop head that should go up shank promptly breaks away from the caulking groove of outer sleeve, and the hole wall of establishing the hole for the outer sleeve axle presses, order upward shank moves down and is abutted against with following shank, and make this retaining pin length of spring compressed, at this moment, because last shank is abutted against with following shank, and the last backstop crown of last shank is connected to the outer sleeve axle and establishes on the hole wall in hole, the following backstop head of this time shank is in the scrobicular ring of fastening on the key axostylus axostyle, make the user because of the following backstop backstop of following shank in the scrobicular ring of key axostylus axostyle, and key outwards can't be extracted.So, desire outwards to extract key, just must be with the tapered end body with key turns to original position, that is, turn to this stopper sheet and can enter the position of the caulking groove of this outer sleeve, in this position, no longer pressed by last shank by the hole wall that the outer sleeve axle is established the hole, the elastic-restoring force of this retaining pin spring can upspring then and push away shank on this, and make on this last backstop head process of shank stretch in the caulking groove of this outer sleeve, make shank break away from the state that is abutted against with following shank, thereby, when outwards extracting key, the following backstop head of this time shank just can break away from the scrobicular ring of key axostylus axostyle, is the axostylus axostyle pushing tow that makes progress and make down shank, the order following backstop head of shank down is accommodated in the retaining pin slotted eye of this tapered end housing, the key axostylus axostyle of waiting no longer contacts this time backstop head, the elastic-restoring force of the retaining pin spring that this is by compression former promptly downwards bullet push away this time shank, and the axle that makes down the following backstop head of shank protrude into this outer sleeve is once again established in the hole.

Compare with existing similar lockset, the spatial volume of lock head device of the present utility model effectively reduces, and is easy to manufacture, save material, and safety is good, easy to use.

Below now to be described in further detail characteristics of the present utility model and effect than Cui embodiment conjunction with figs..

Brief description of drawingsfig

Fig. 1 is the three-dimensional exploded view of the utility model embodiment lock head device,

Fig. 2 is the schematic perspective view that the assembling of the utility model embodiment lock head device is finished,

Fig. 3 is the stereogram that the tapered end body part of the utility model embodiment lock head device is cut open, is not the position that key turns moves preceding each stopper sheet caulking groove to be presented at screening,

Fig. 4 is that key is inserted and with key turns in the back in the sheathed outer sleeve of tapered end body of Fig. 3, the action schematic diagram that the part that each stopper sheet caulking groove of screening is in line arrange is cut open,

Fig. 5 is the sectional view of Fig. 2 along the 5-5 line,

Fig. 6 is the sectional view of Fig. 2 along the 6-6 line,

Fig. 7 is the sectional view of Fig. 4 along the 7-7 line,

Fig. 8 is the sectional view of Fig. 4 along the 8-8 line,

Fig. 9 is when driving 45 ° of tapered end bodies for Fig. 8 with key, the stopper sheet entered in the stopper sheet caulking groove of alinement and breaks away from the caulking groove sectional view of cylindrical shell,

Figure 10 is the sectional view of Fig. 2 along the 10-10 line,

Figure 11 is the sectional view of Fig. 2 along the 11-11 line,

Figure 12 is the sectional view of Fig. 4 along the 12-12 line,

Figure 13 is the sectional view of Fig. 4 along the 13-13 line,

Figure 14 is when to be Fig. 4 with key drive the tapered end body and rotate 45 °, makes the tapered end spacer break away from the sectional view of the draw-in groove of cylindrical shell,

Figure 15 is the sectional view of Fig. 2 along the 15-15 line,

Figure 16 be the tapered end body of Figure 15 with 45 ° of key turns, make shank break away from the sectional view of the caulking groove of cylindrical shell,

Figure 17 is that the lock head device of the utility model embodiment is installed in the schematic perspective view on the multisection type lockset,

Figure 18 is that the drivening piece of Figure 17 lock body is arranged in the part amplification stereogram on the lockset,

Figure 19 is that the lock head device of the utility model embodiment is installed in the schematic perspective view on the safe auxiliary lock,

Figure 20 is the stereogram of known Rows of sheet lock, and

Action schematic diagram when Figure 21 is 90 ° of the key turns of known Rows of sheet lock.

Symbol description

1 lock head device, 2 outer sleeves, 3 tapered end bodies

10 screenings of 4 keys, 5 locksets

11 locking bolts, 12 locking bolt sheets, 13 housings

22 of 14 springs, 20 cylindrical shells are established the hole

33 screenings of 31 tapered end housings, 32 stopper sheets

34 tapered end spacers, 35 retaining pins, 40 blades

41 axostylus axostyles, 42 scrobicular rings, 50 locking bolt seats

51 caps, 52 installing seats, 53 actuators

101 guide grooves, 102 divergent sheet 103 first divergent grooves

104 second divergent groove 105 the 3rd divergent groove 106 the 4th divergent grooves

107 the 5th divergent groove 108,109 locating slots 120 block protruded stigmas

121 promote tooth 130,131 reference columns 203 draw-in grooves

204 caulking grooves, 210 outer keyhole 310 tapered end ring bodies 311 drive axostylus axostyle 312 hollow bulbs 313 rail grooves 314 elongate slot

315 retaining pin slotted eyes, 320,321 reference columns, 322,323 stopper flat springs

330 perforates, 331 stoppers, 332 recesses

333 screening springs, 334 location divisions, 335 stopper sheet caulking grooves

The 342 spacer perforates of 340 protuberances, 341 clamping parts

350 times shanks of 343 mountings, 344 spacer springs

353 times backstop heads of shank 352 retaining pin springs on 351

Backstop 510 bottom surfaces, 511 circular hole on 354

512 end faces, 530 embeded slots, 531 actuating arms

Keyhole 3,103 second closed ends in 3,101 first closed ends 3102

3140,3141 incorporating sections 3130 dwindle notch

The lock head device 1 of the utility model embodiment is made of outer sleeve 2 and tapered end body 3, as shown in Figure 2.

With reference to Fig. 1, this outer sleeve 2 is to comprise a cylindrical shell 20, and encloses the axle that limit forms by this cylindrical shell 20 and establish hole 22, wherein, is that the compartment of terrain is concaved with a draw-in groove 203 and and is parallel to the caulking groove 204 that this establishes hole 22 length bearing of trends on these cylindrical shell 20 inwalls.

With reference to Fig. 1 and 2, this tapered end body 3 is to be located in 2 of this outer sleeves in rotatable mode freely to establish in the hole 22, and it includes:

One tapered end housing 31, it includes a tapered end ring body 310 that has first closed end 3101 and offer second closed end 3103 of interior keyhole 3102, perpendicular this first closed end 3101 and outward extending drive axostylus axostyle 311 of being located at, and enclose the hollow bulb 312 that forms of limit by this tapered end ring body 310, wherein, offer seven roads rail groove 313 radially arranged side by side on this tapered end ring body 310, on the outer wall of this tapered end ring body 310 and offer one and establish the parallel elongate slot 314 of hole 22 length bearing of trends with this, and one run through stopping lock slotted eye 315 perpendicular to what this established that hole 22 directions offer, simultaneously, this drive axostylus axostyle 311 can connect to be established to the lockset of commonly using 5 (as shown in figure 17)

One slip is embedded at the stopper sheet 32 in this elongate slot 314 freely, this stopper sheet 32 and two ends have the reference column 320 of downward extension, 321, with respect to this reference column 320,321, these elongate slot 314 two ends also are provided with incorporating section 3140,3141, in this incorporating section 3140, be equiped with stopper flat spring 322 in 3141,323, be placed through this stopper flat spring 322 for this reference column 320,321, in 323, can be positioned up or down in this incorporating section 3140,3141 by this reference column 320,321.This stopper flat spring 322,323 not pressed down by external force, this stopper sheet 32 is that part outwards protrudes out this elongate slot 314, and be embedded in the caulking groove 204 of this housing 13, then make this tapered end body 3 in this housing 13, rotate freely, anti-, at this stopper flat spring 322,323 when pressed by external force, this stopper sheet 32 can inwardly be retracted in this elongate slot 314, and part protrudes in the hollow bulb 312 of this tapered end housing 31, that is this stopper sheet can break away from the position of the caulking groove 204 that is embedded in this housing 13 32 this moments, and this tapered end body 3 can be rotated in this housing 13 freely;

Six slips are embedded at screening 33 in this rail groove 313 and a slice slip freely and are embedded at tapered end spacer 34 in the rail groove 313 of this first closed end 3101 freely.This screening 33 is to offer perforate 330 in the centre position, in perforate 330 tops and be stretched on a stopper 331 in the perforate 330, be formed with symmetrical recess 332 in the bottom of this screening 33, split wherein for screening spring 333, become an outward extending location division 334 in 332 complex of two recesses, make this location division 334 can protrude into dwindling in notch 3130 (see figure 6)s of these rail groove 313 bottoms, so that this screening 33 has movably space length when sliding up and down, simultaneously, this screening 33 abuts on the side of this stopper sheet 32 and is concaved with a stopper sheet caulking groove 335 again, the height and position difference offered of the stopper sheet caulking groove 335 of this screening 33 (promptly wherein at least one is higher than at least another) respectively, when making this screening spring 333 not pressed by external force, each screening 33 of elastic force pushing tow by this screening spring 333, the stopper sheet caulking groove 335 that makes each screening 33 is shown in Fig. 1 and 3, be to be height juxtaposed state straggly, and the stopper 331 of each screening 33 also is height arrangement straggly, at this moment, stopper sheet 32 promptly can can't enter in each stopper sheet caulking groove 335 for the side institute backstop of this screening 33.As for this tapered end spacer 34, shown in Fig. 1,10 and 11, then be to be provided with a protuberance 340 that stretches to screening 33 on its top, the bottom is extended with a clamping part 341 downwards, in the middle part and offer a spacer perforate 342; Simultaneously, these rail groove 313 tops that are equipped with tapered end spacer 34 are equipped with a mounting 343 again, then be equiped with a spacer spring 344 in this mounting 343 and 340 of protuberances, after making this tapered end body 3 place the axle of housing 2 to establish in the hole 22, the top contact of this spacer spring 344 is lived by the mounting 343 of cylindrical shell 20 inwall blocks, the bottom then can press against the protuberance 340 of this tapered end spacer 34, extend in the draw-in groove 203 that is buckled in outer sleeve 2 and the clamping part 341 that makes this tapered end spacer 34 is often outer, and make this tapered end body 3 can't in this outer sleeve 2, rotate (as shown in figure 11); And

With reference to Fig. 1 and 15, this retaining pin 35 is the following shanks 350 by hollow, and slip is sheathed on the last shank 351 in this time shank 350 freely, draws the retaining pin spring 352 that is installed in this time shank and constitutes.This time shank 350 lower ends are formed with backstop 353, the upper end that should go up shank 351 also forms on one backstop 354, elastic force by this retaining pin spring 352, place the retaining slotted eye 315 of this tapered end housing 31 in this retaining pin 35, and this retaining pin spring 352 is not by compression the time, can upspring and push away shank 351 on this and the last backstop 354 of shank 351 on this is protruded in the caulking groove 204 of this outer sleeve 2, and simultaneously downwards bullet pushes away this time shank 350, and the following backstop 353 of this time shank 350 is stretched in the hollow bulb 312 of this tapered end housing 31.As shown in figure 12, when the key 4 that forms a scrobicular ring 42 on the axostylus axostyle 41 of these tapered end body 3 one blades 40 front ends inserts, 353 meeting of the following backstop of this time shank 350 are earlier by axostylus axostyle 41 pushing tows, and it is retracted in this retaining pin slotted eye 315, wait after this key 4 is inserted into the location, this time shank 350 is not by 41 pushing tows of axostylus axostyle, this retaining pin spring 352 is by compression removed and can be pushed away this time shank 350 by the downward bullet of its elastic-restoring force because of the active force of this time of pushing tow shank 350, the following backstop 353 of shank 350 is embedded in this scrobicular ring 42, so when rotating this tapered end body 3 with key 4, as shown in figure 16, the last backstop 354 that should go up shank 351 promptly can break away from the caulking groove 204 of outer sleeve 2 and be pressed by 2 hole walls of establishing hole 22 of this outer sleeve, till the axis direction that makes shank 351 on this be pressed and carry over this retaining pin slotted eye 315 is displaced downwardly on it backstop 354 and is retracted in this retaining pin slotted eye 315, at this moment, the top of this time shank 350 promptly can be connected to the bottom of shank 351 on this, make this time shank 350 supreme moving make its backstop 353 spaces that are retracted in this retaining pin slotted eye 315 down, thereby, desire outwards pulling key 4, just can be owing to the inlay card of the scrobicular ring 42 that descends backstop 353 pairs of keys 4, and can't outwards spur this key 4, driven by key 4 and rotate circle to this retaining pin slotted eye 315 and align caulking groove 204 up to this tapered end body 3 to this outer sleeve 2, the hole wall that the last backstop 354 that should go up shank 351 is promptly no longer established hole 22 by axle presses downwards, the elastic-restoring force of this retaining pin spring 352 by compression can upspring then and push away shank 351 on this last backstop 354 of shank 351 on this is protruded in the caulking groove 204, at this moment, the inlay cards that can outwards spur key 4 and the following backstop 353 of shank 350 is broken away from scrobicular ring 42, but and take out key 4 in the self-locking head body 3.

Shown in Fig. 4 and 7 to 9, be at lock head device of the present utility model after assembling is finished, with key 4 insert should outer keyhole 210 and in keyhole 3102, enter in the spacer perforate 342 of the perforate 330 of screening 33 and tapered end spacer 34 and by the action schematic diagram of illustrated up time direction rotation.

As Fig. 4, shown in 7 and 8, key 4 rotates after inserting, then its blade 40 with irregular zigzag (not shown) can abut against respectively on the hole wall and stopper 331 of the perforate 330 of this screening 33, and make this screening 33 be moved to this stopper sheet caulking groove 335 (at this moment to the direction of compressing screening spring 333 to contour position by its drive, each stopper 331 also is contour), make this stopper sheet 32 no longer by the side of screening 33 institute backstop, and can partly enter in the stopper sheet caulking groove 335 of each screening 33, when this stopper sheet 32 1 breaks away from caulking groove 204, as shown in Figure 9, being rotated further this key 4 can make this tapered end body 3 rotate in outer sleeve 2, drive lockset 5 (see figure 1)s that are connected with on it and can drive axostylus axostyle 311, this lockset is opened or locking by this.With reference to Figure 12 to 14, the stopper sheet caulking groove 335 that turns to screening 33 at this key 4 is during to isometry position, blade 40 front ends of this key 4 also can be pressed the protuberance 340 that pushes away tapered end spacer 34, make this protuberance 340 move to the direction of compression set flat spring 344, turn to the location up to blade 40, the tapered end spacer 34 that moves up is satisfied the position that band makes draw-in groove 203 buckles of clamping part 341 disengagings and this housing 13, and make tapered end body 3 remove the buckle of tapered end spacer 34 and 32 pairs of housings 13 of stopper sheet simultaneously, tapered end body 3 is rotated.

Anti-, when key 4 rotates position before rotate of 360 ° or backward rotation, rotate counterclockwise key 4, make the blade 40 of key 4 no longer push this screening 33 and tapered end spacer 34, the screening spring 333 that this is compressed and the elastic-restoring force of spacer spring 344, promptly bullet pushes away this screening 33 and tapered end spacer 34 respectively, make screening 33 return back to stopper sheet caulking groove 335 and be height state straggly (i.e. figure as 3,5 and 6 those shown), and make tapered end spacer 34 return back to its clamping part 341 to be snapped in the draw-in groove 203 of housing 13.

Shown in Figure 17 and 18, the utility model embodiment is installed on the lockset 5, makes this lockset 5 can promote the locking bolt seat 50 of these locksets 5 by the drive axostylus axostyle 311 of this lock head device 1, to realize the unlatching and the locking of this lockset 5 of row.

Earlier in the installing seat 52 that this lock head device 1 embedded device is connected with on the bottom surface 510 of the cap 51 of this lockset 5, this drive axostylus axostyle 311 is stretched out to this locking bolt seat 50 from the circular hole 511 that is opened in cap 51, and on the side of the end face 512 of this cap 51, be coupling an actuator 53 in this circular hole 511, also make this drive axostylus axostyle 311 be arranged in the embeded slot of offering on this actuator 53 530, make this drive axostylus axostyle 311 rotate with this tapered end body 3 that band makes and 53 commentaries on classics of actuator of interlocking, make straight line through reciprocating cutter with actuating arm 531 these locking bolt seats 50 of driving that are connected with by this actuator 53.This locking bolt seat 50 and the person of commonly using roughly the same, so do not give unnecessary details in addition at this.

The schematic diagram that the safe auxiliary lock that Figure 19 commonly uses for the lock head device 1 and of the utility model embodiment is connected with.Its start principle also is same as the lockset 5 shown in Figure 17 and 18 and the start principle of this lock head device 1, so do not give unnecessary details in addition.

Because housing 13 of the present utility model is to be provided with in the concentric circles mode with tapered end body 3, and key 4 is by each screening of start in the perforate 330 of the screening 33 of arranged radially in tapered end body 3, so the spatial volume after the utility model assembling is finished is effectively reduced, and can optionally adjust size and produce.In addition, the usage quantity of this screening 33 is also unrestricted, decides as required.

Claims (11)

1, a kind of lock head device is characterized in that this lock head device comprises:

One outer sleeve, this outer sleeve comprises a cylindrical shell, and by this cylindrical shell enclose the limit form the axle establish the hole, wherein, be concaved with at least one caulking groove that this establishes the hole length bearing of trend that is parallel on this cylinder inboard wall;

One rotatable this outer sleeve axle that is located in is freely established tapered end body in the hole, this tapered end body includes: the tapered end housing, include one have first closed end and offer in the tapered end ring body of second closed end of keyhole, perpendicular this first closed end and the outward extending drivening piece be located at, and enclose the hollow bulb that forms of limit by this tapered end ring body, wherein, offer several rail groove radially arranged side by side on this tapered end ring body, at least one establishes the parallel elongate slot of hole length bearing of trend with this, and establish the retaining pin slotted eye of hole length bearing of trend perpendicular to this, and this drivening piece can pass the perforation of this housing and extend outside the housing, establishes to a lockset to connect;

At least one slip is embedded at the stopper sheet in this elongate slot freely, between this stopper sheet and elongate slot and be provided with stopper sheet bullet spare;

One slip is embedded at the retaining pin in this retaining pin slotted eye freely; And

Several pieces slips are embedded at the screening in this rail groove freely, each screening is roughly all to offer perforate at central part, pass respectively this perforate for key, and at least one side parallel with this screening glide direction, form one and can protrude into the stopper sheet caulking groove that is partially submerged in the tapered end housing hollow bulb for this stopper sheet, respectively be equipped with screening bullet spare again on this screening base.

2, lock head device according to claim 1 is characterized in that: wherein, be adjacent in the rail groove of first closed end of this tapered end body, set a tapered end spacer.

3, lock head device according to claim 2, it is characterized in that: wherein, the top of this tapered end spacer is provided with a protuberance to this screening direction extension, the bottom is extended with a clamping part downwards, the middle part also offers a spacer perforate, simultaneously, be equipped with a mounting again, between the protuberance of this mounting and tapered end spacer, then be provided with the spacer spring in the rail groove top that is equipped with this tapered end spacer.

4, lock head device according to claim 1 is characterized in that: wherein, this stopper sheet bullet spare one of is formed in the cohort person by helical spring and elastic cylinder.

5, lock head device according to claim 1 is characterized in that: wherein, this screening bullet spare is formed one in the cohort by helical spring and elastic cylinder.

6, lock head device according to claim 1 is characterized in that: wherein, the two ends of this stopper sheet are the reference columns that is provided with downward extension, put to connect with this stopper sheet bullet spare.

7, lock head device according to claim 1 is characterized in that: wherein, the elongate slot two ends of this tapered end housing are to be provided with the incorporating section, for this stopper sheet bullet spare device wherein.

8, lock head device according to claim 1 is characterized in that: wherein, the perforate of this screening top is provided with a stopper that is stretched in the perforate.

9, lock head device according to claim 1 is characterized in that: wherein, the bottom of this screening is formed with symmetrical recess, forms an outward extending location division between two recesses again.

10, lock head device according to claim 1 is characterized in that: wherein, this retaining pin is that slip is sheathed on the last shank in this time shank freely by following shank, and is installed in the retaining pin spring institute constitutor in this time shank.

11, lock head device according to claim 10, it is characterized in that: wherein, the lower end of this time shank is formed with backstop head, can be by stretching in the hollow bulb of this tapered end housing in this retaining pin slotted eye, simultaneously, the upper end that should go up shank also is formed with backstop head on, can be by stretching in the caulking groove of this outer sleeve in this retaining pin slotted eye.

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