CN201495846U - Twist lock for all keys - Google Patents

Abstract

The utility model provides a twist lock for all keys, which belongs the technical field of machines and solves the technical problem of the prior lock that the burglary-proof performance thereof is worse. The twist lock for all keys comprises a cylindrical lock body, wherein a lock core rotating relative to the lock body is arranged in the lock body, a plurality of ring-shaped grooves are formed on the inner side of the lock body, locking pieces corresponding to the ring-shaped grooves in position and equal to the grooves in number are arranged on the lock core, a spring is arranged between the locking pieces and the lock core, parts of the locking pieces stretch out of the lock core so as to be embedded in the ring-shaped grooves under the elastic force action of the spring, opening stop edges capable of being in contact with the key is arranged on the locking pieces, and an opening mechanism capable of opening the lock when the lock core moves relative to the lock body is arranged on the lock core. The utility model has the advantages of simple structure, convenient processing and low cost, and the lock body can't be easily broken when forced to be opened illegally, thereby prolonging the service life of the lock, and improving the burglary-proof performance.

Description

A kind of ten thousand spoons of twist lock tools

Technical field

The utility model belongs to field of mechanical technique, relates to a kind of lockset of 360 degree infinite place idle running.

Background technology

China's lockset is with a long history, and according to unearthed relics textual criticism and historical document record, the lockset development has 5,000 years history so far.Yangshao culture Neolithic period it " bone mistake ", " stone mistake " are exactly the key blank.

According to the definition of " Ci hai ", " device of sealing that could open with key is called lock ", in other words, if without key just can absolve just can not be referred to as the lock, can not be called genuine lock at least.

Obviously, lockset has played effect antitheft and that maintain secrecy.Yet those robbers that have no moral concept but utilize the high-tech means picking lock to open the door by every means, make people hard to guard against.This situation occurring is because all there is fatal weakness in conventional lock: one, lock core adopt materials such as common copper, aluminium, zinc, and the lock core of lockset has the position-limit mechanism that forms transversary with lock housing, if rotational lock core is not just resisted strong destruction by force; Two, the lockset manufacture craft is backward in technique, and lock structure is too common and single, can't stop the unlatching of technological means.

As can be seen, traditional lockset mostly is the common lockset of mechanical structure, and is relatively poor aspect theftproof.Because inserting with the not adaptive key of lockset can't rotational lock core, lockset also just can't be opened.That is to say that if unauthorized person is opened by force, bigger external force can make the lock core of lockset rotate by force with respect to lock body, lockset is damaged cause the theft time to be taken place.

Summary of the invention

The purpose of this utility model is at existing in prior technology the problems referred to above, and a kind of easy to use, theftproof is high, anti-destructive is high ten thousand spoons of twist lock tools are provided.

The purpose of this utility model can realize by following technical proposal: a kind of ten thousand spoons of twist lock tools, comprise a tubular lock body, being provided with in the lock body can be with respect to the lock core of lock body rotation, it is characterized in that, described lock body inboard has some roads annular groove, described lock core is provided with and the identical locking piece of the corresponding quantity in annular groove position, between locking piece and lock core, be provided with spring, locking piece partly stretches out lock core and is embedded in the above-mentioned annular groove under the elastic force effect of spring, have the unlatching retaining edge that can contact on the described locking piece, have on the described lock core when lock core and move the opening mechanism that lockset can be opened with respect to lock body with key.

These ten thousand spoons of twist lock tools are when locked state, and opening mechanism disconnects, and lockset can't be opened.That is to say, locking piece stretches out lock core and is embedded in the annular groove of lock body under the elastic force effect of spring when locked state, obviously, this moment, lock core can rotate with respect to lock body, but lock core can't move along its axis with respect to lock body, and this moment, opening mechanism was in off-state, so just made lockset be always locked state.Key or instrument can drive lock core 360 degree rotations when unmatched key or other instrument inserted lockhole.

On the contrary, when opening lockset, adaptive key is inserted in the lock core, after key inserted, the teeth of key acted on each locking piece and open retaining along the place, and make the equal retraction lock core of each locking piece.Obviously, this moment, lock core not only can rotate with respect to lock body, but also can move along its axis with respect to lock body.Simultaneously, can produce spacing and lockset is opened by opening mechanism after lock core moves.

In ten thousand spoons of above-mentioned twist lock tools, be provided with between described lock body and the lock core and can limit lock core with respect to the axially movable position limiting structure of lock body.

Make that by this position limiting structure lock core can be by coming off in the lock body.

In ten thousand spoons of above-mentioned twist lock tools, described position limiting structure is the block piece of being located at ringwise detent on the lock core and protruding from the lock body inboard, and described block piece is in detent place and block piece size less than the detent size.Block piece can move a segment distance in detent, that is to say that lock core can move along its axis a segment distance with respect to lock body, but lock core can be by coming off in the lock body.

In ten thousand spoons of above-mentioned twist lock tools, one end of described locking piece has the retaining of protrusion edge, it radially has the lockhole that runs through described lock core upper edge, described locking piece is positioned at the lockhole place, the two ends of above-mentioned spring act on respectively on retaining edge and the lock core, and retaining stretches out lock core along part under the elastic force effect of spring.

Make the retaining of locking piece stretch out lock core along part under the elastic force effect of spring, certainly, the retaining that part is stretched out is along being to be embedded in the annular groove of lock body.In case after key inserted, key will push the unlatching retaining edge of locking piece, and the elastic force that overcomes spring makes in the locking piece retraction lock core.

In ten thousand spoons of above-mentioned twist lock tools, described locking piece in the form of sheets, the bar hole of described lockhole for being complementary with locking piece, and have spring base for blind hole at the lockhole sidepiece, above-mentioned spring is positioned at the spring base place, and the two ends of spring act on the retaining of spring base bottom and locking piece respectively along last.

Locking piece in the form of sheets is easy to processing, and material is economized.Spring base plays positioning action to spring simultaneously, makes the elastic force of spring to act on the locking piece.

In ten thousand spoons of above-mentioned twist lock tools, described opening mechanism is made up of Moving plate and price fixing, and price fixing is connected in the lock body, and price fixing is provided with the contact one that is connected with power supply, and Moving plate is connected on the lock core, and Moving plate is provided with contact two.

Obviously, price fixing is owing to be connected on the lock body, so price fixing maintains static all the time.When opening switch lock, lock core is moved along its axis with respect to lock body, the Moving plate after moving is contacted with price fixing, and make contact one contact with contact two.

In ten thousand spoons of above-mentioned twist lock tools, also have a tapered end chamber in the described lock body, have a tapered end that can move up and down in the described tapered end chamber along the tapered end chamber, between tapered end and lock core, be provided with the locking mechanism that after tapered end moves up and down, can be located.

Can partly stretch out lock body after tapered end moves down, the tapered end that stretches out just can be locked with the handlebar of power car.On the contrary, move retraction lock body in back on the tapered end, make tapered end that handlebar is not locked.

In ten thousand spoons of above-mentioned twist lock tools, described locking mechanism is to be connected in the locking bar on the lock core and to be located to pull out hole and locating hole on the tapered end, the described locking bar outside has the dop that protrudes in the form of a ring, the described locking bar outside also vertically is fixed with the head that pulls out that is shaft-like, described locating hole is bar hole and has the convex shoulder of twice symmetry protrusion in its hole wall inboard, spacing between the twice convex shoulder is greater than the locking bar external diameter and less than the dop external diameter, described dop is positioned at the locating hole place, and can be positioned at and pull out the hole when dop breaks away from the above-mentioned head that pulls out from locating hole.

When dop was positioned at the locating hole place, the convex shoulder of locating hole inboard stopped dop, made tapered end to move up and down.In case dop breaks away from from locating hole, pull out head and will be in and pull out in the hole, drive locking bar in the lock core rotation process and rotate, pull out head along with just can stirring the edge, hole in the locking bar rotation process, thereby make and move or move down on the tapered end.Certainly, because dop from shifting out from locating hole, makes tapered end not stopped by dop like this and moves up and down.

In ten thousand spoons of above-mentioned twist lock tools, also be provided with holddown spring in the described lock body, above-mentioned Moving plate is connected on the locking bar, and the two ends of holddown spring act on respectively on Moving plate and the lock body.In case break away from the annular groove of locking piece from the lock body, lock core is stretched out automatically.

As another scheme, in above-mentioned ten thousand spoons of twist lock tools, described opening mechanism is for being connected in opening tool on the lock core, and opening tool partly stretches out lock body, is provided with spring between described opening tool and the lock body.When opening mechanism was opened, opening tool stretched out lock body along with moving because opening tool is a part under the elastic force effect of spring, and the opening tool after moving just can be opened lockset.

In ten thousand spoons of above-mentioned twist lock tools, be fixed with latch on the described tapered end, and can stretch out lock body when tapered end moves latch.Tapered end moves up and down in the process, the latch on it just can stretch out or the retraction lock body in, thereby the handlebar of power car is locked or unclamp.

In ten thousand spoons of above-mentioned twist lock tools, described Moving plate and price fixing are made by plastic material, described Moving plate sidepiece has the location plush copper of protrusion, have on the described lock body and protrude from its inboard and the location plush copper can be stopped shoulder block, described shoulder block upper edge lock core moving direction has the straight trough that is bar shaped, and above-mentioned location plush copper can be embedded in the straight trough place.

The above-mentioned part that plastic material is made can be by the injection moulding one-shot forming, and simultaneously, Moving plate and price fixing play insulating effect, conducting between contact one and the contact two in the time of can avoiding Moving plate not contact with price fixing.

And location plush copper and positioning recess match and make contact one can remain with contact two to contact or do not contact.

Compared with prior art, these ten thousand spoons of twist lock tools are owing to only be made up of lock core, lock body, Moving plate and price fixing etc., therefore, whole ten thousand spoons of twist lock tools simple in structure, processing is easy, cost is lower.

Simultaneously, when opening these ten thousand spoons of twist lock tools, even also can adopt, and lock core is rotated with respect to lock body 360 degree, but it can not be opened lockset with the not adaptive key of this lock.Have only adaptive key to insert and produce spacing lockset could the unlatching.Therefore, make that like this lockset is difficult for damaging when illegally opening by force, increased the application life of lock, improved theftproof performance.

Description of drawings

Fig. 1 is the three-dimensional decomposition texture schematic diagram of these ten thousand spoons of twist lock tools.

Fig. 2 is the sectional structure schematic diagram when originally ten thousand spoons of twist lock tools are in locked state.

Fig. 3 is the sectional structure schematic diagram when originally ten thousand spoons of twist lock tools are in opening.

Fig. 4 is the perspective view of price fixing in these ten thousand spoons of twist lock tools.

Fig. 5 is the perspective view of Moving plate in these ten thousand spoons of twist lock tools.

Fig. 6 is the sectional structure schematic diagram of tapered end in these ten thousand spoons of twist lock tools.

Fig. 7 is the sectional structure schematic diagram at keeper place in these ten thousand spoons of twist lock tools.

Fig. 8 is the structural representation of these ten thousand spoons of another structures of twist lock tool.

Fig. 9 is along the A-A sectional structure schematic diagram among Fig. 8.

Figure 10 is the structural representation of these ten thousand spoons of the third structures of twist lock tool.

Among the figure, 1, lock body; 1a, annular groove; 1b, block piece; 1c, tapered end chamber; 2, lock core; 2a, lockhole; 2b, spring base; 2c, detent; 3, spring; 4, locking piece; 4a, retaining edge; 4b, unlatching retaining edge; 5, price fixing; 6, Moving plate; 7, the contact one; 8, the contact two; 9, locking bar; 9a, dop; 9b, pull out head; 10, holddown spring; 11, tapered end; 11a, pull out the hole; 11b, locating hole; 11c, convex shoulder; 12, latch; 13, location plush copper; 14, shoulder block; 15, straight trough.

The specific embodiment

Embodiment one

As shown in Figure 1, these ten thousand spoons of twist lock tools comprise a tubular lock body 1 and cylindrical lock core 2, and lock core 2 axially has the keyhole that inserts for key in it along it, and lock body 1 is enclosed within lock core 2 outsides.

As shown in Figures 2 and 3, lock body 1 inboard has the recessed annular groove 1a in some roads, has on the lock core 2 and annular groove 1a quantity and the corresponding lockhole 2a in position, and lockhole 2a is bar hole and it radially runs through along lock core 2.See shown in Figure 6ly, all have one at the sidepiece of each lockhole 2a and be the spring base 2b of blind hole.In each lockhole 2a locking piece 4 is housed all, in each spring base 2b spring 3 is housed all, locking piece 4 in the form of sheets and the one end have the retaining of protrusion along 4a.The two ends of spring 3 act on the retaining of spring base 2b bottom and locking piece 4 respectively along on the 4a, and the retaining of locking piece 4 stretches out lock core 2 and is embedded in above-mentioned annular groove 1a place along locating part under the elastic force effect of spring 3.And having the retaining of unlatching at the middle part of locking piece 4 along 4b, key can contact along 4b with the unlatching retaining of locking piece 4 when key inserts lock core 2.

Between lock body 1 and lock core 2, be provided with and limit lock core 2 with respect to lock body 1 axially movable position limiting structure.Position limiting structure is to be located at the ringwise detent 2c on the lock core 2 and to protrude from the block piece 1b of lock body 1 inboard, and block piece 1b is in detent 2c place and block piece 1b size less than detent 2c size.

As Fig. 3 and Fig. 4 and shown in Figure 5, also be fixed with price fixing in the form of annular discs 5 in the lock body 1, the center of lock core 2 axially is fixed with a locking bar 9 along it, be fixed with a Moving plate 6 on the locking bar 9, Moving plate 6 and price fixing 5 are made by plastic material, on price fixing 5, be provided with two contacts 1 that are electrically connected with the power car circuit, on Moving plate 6, be provided with two contacts 28, and contact 28 is corresponding with one 7 positions, contact.In the present embodiment, contact or do not contact, be provided with the location plush copper of protrusion in the Moving plate end, have on the price fixing 5 and the corresponding positioning recess in plush copper position, location, and the location plush copper is embedded in the positioning recess place for contact one can be remained with contact two.

Also be provided with holddown spring 10 in the lock body 1, the two ends of holddown spring 10 act on respectively on Moving plate 6 and the lock body 1.

During the power switch theftproof lock locked state of this power car, the locking piece 4 on the lock core 2 stretches out lock core 2 in the elastic force effect lower part of spring 3, and the extension of locking piece 4 promptly keeps off the annular groove 1a place that is embedded in lock body 1 along the 4a place.Meanwhile, Moving plate 6 is in released state with price fixing 5, and contact 1 can't contact with contact 28, makes the power car circuit can't form the loop, and promptly lock is in locked state.

See Fig. 6 and shown in Figure 7, when opening lock, adaptive key is inserted in the keyhole of lock core 2 that unlatching retaining that can extruding locking piece 4 after key inserts is along 4b, make locking piece 4 overcome in the lockhole 2a of elastic force retraction lock core 2 of spring 3.At this moment, lock core 2 parts eject under the effect of holddown spring 10, and promptly lock core 2 parts are stretched out lock body 1, Moving plate 6 contacts with price fixing 5 simultaneously, make contact 1 contact with contact 28, the power car circuit turn-on, the power supply anti-theft switch lock of power car or motorcycle is in open mode.

In addition, for the handlebar of power car is locked, in lock body 1, also have a tapered end chamber 1c, have a tapered end 11 that can move up and down along tapered end chamber 1c in the 1c of tapered end chamber, between tapered end 11 and lock core 2, be provided with the locking mechanism that after tapered end 11 moves up and down, can be located.Be fixed with a latch 12 on the tapered end 11, after tapered end 11 moves up and down, can make latch 12 retraction lock bodies 1 or stretch out lock body 1.

Locking mechanism is to be connected in the locking bar 9 on the lock core 2 and to be located to pull out hole 11a and locating hole 11b on the tapered end 11, described locking bar 9 outsides have the dop 9a that protrudes in the form of a ring, described locking bar 9 outsides also vertically are fixed with a 9b that pulls out who is shaft-like, described locating hole 11b is bar hole and has the convex shoulder 11c of twice symmetry protrusion in its hole wall inboard, spacing between the twice convex shoulder 11c is greater than locking bar 9 external diameters and less than dop 9a external diameter, described dop 9a is positioned at locating hole 11b place, and when dop 9a from above-mentioned the pulling out a 9b and can be positioned at and pull out hole 11a of locating hole 11b disengaging.

As can be seen, when switch lock is in locked state, dop 9a is positioned at locating hole 11b place, dop 9a cooperates with the convex shoulder 11c at locating hole 11b place makes whole tapered end 11 to move up and down, and this moment, the latch 12 on the tapered end 11 stretched out lock body 1, be power car when being lockable, the handlebar of power car also is lockable.

On the contrary, open switch lock after, dop 9a breaks away from from locating hole 11b, pulls out a 9b at this moment and is positioned at and pulls out hole 11a, pulls out a 9b and is resisted against and pulls out 11a edge, hole, makes the latch 12 retraction lock bodies 1 of tapered end 11.When being the lock unlatching of power car, the handlebar of power car is opened simultaneously, that is to say that handlebar is not lockable, and makes handlebar to freely swing.

Embodiment two

Present embodiment is basic identical with structure and the principle of embodiment one, different place is to have on the lock body 1 and protrudes from its inboard and can locate the shoulder block 14 that plush copper 13 stop, shoulder block 14 upper edge lock core moving directions have the straight trough 15 that is bar shaped, above-mentioned location plush copper 13 can be embedded in straight trough 15 places, sees Fig. 8 and shown in Figure 9.When shoulder block 14 stopped Moving plate 6, Moving plate 6 did not contact all the time with price fixing 5.In case when location plush copper 13 was corresponding with straight trough 15 positions, Moving plate 6 just can contact with price fixing 2 under the elastic force effect of spring 3, and makes the power turn-on of power car.

Embodiment three

Present embodiment is basic identical with structure and the principle of embodiment one, and different place is, only is provided with a Moving plate 6 in lock body 1, sees shown in Figure 10.When Moving plate 6 was driving lock core 2 and moves under the effect of spring 3 after, tapered end 11 stretched out, and reaches the purpose that makes lockset sealed by the tapered end 11 that stretches out.

For example, when these ten thousand spoons of twist lock tools were installed in door when last, when the tapered end 11 that stretches out inserts on the fixture of doorframe, just be in locked state.

Claims (10)

1. ten thousand spoons of twist lock tools, comprise a tubular lock body (1), being provided with in the lock body (1) can be with respect to the lock core (2) of lock body (1) rotation, it is characterized in that, described lock body (1) inboard has some roads annular grooves (1a), described lock core (2) is provided with the locking piece (4) identical with the corresponding quantity in annular groove (1a) position, between locking piece (4) and lock core (2), be provided with spring (3), locking piece (4) part is stretched out lock core (2) and is embedded in the above-mentioned annular groove (1a) under the elastic force effect of spring (3), have the unlatching retaining that can contact on the described locking piece (4) along (4b) with key, have on the described lock core (2) when lock core (2) with respect to the mobile opening mechanism that lockset can be opened of lock body (1).

2. a kind of ten thousand spoons of twist lock tools according to claim 1 is characterized in that, are provided with between described lock body (1) and the lock core (2) can limit lock core (2) with respect to the axially movable position limiting structure of lock body (1).

3. a kind of ten thousand spoons of twist lock tools according to claim 2, it is characterized in that, described position limiting structure is for being located at ringwise detent (2c) lock core (2) on and protruding from the block piece (1b) of lock body (1) inboard, described block piece (1b) be in that detent (2c) is located and block piece (1b) size less than detent (2c) size.

4. according to claim 1 or 2 or 3 described a kind of ten thousand spoons of twist lock tools, it is characterized in that, one end of described locking piece (4) has the retaining of protrusion along (4a), it radially has the lockhole (2a) that runs through described lock core (2) upper edge, described locking piece (4) is positioned at lockhole (2a) and locates, the two ends of above-mentioned spring (3) act on retaining respectively along on (4a) and the lock core (2), and retaining stretches out lock core (2) along (4a) part under the elastic force effect of spring (3).

5. a kind of ten thousand spoons of twist lock tools according to claim 4, it is characterized in that, described locking piece (4) in the form of sheets, described lockhole (2a) is the bar hole that is complementary with locking piece (4), and has spring base (2b) for blind hole at lockhole (2a) sidepiece, above-mentioned spring (3) is positioned at spring base (2b) to be located, and the two ends of spring (3) act on the retaining of spring base (2b) bottom and locking piece (4) respectively along on (4a).

6. according to claim 1 or 2 or 3 described a kind of ten thousand spoons of twist lock tools, it is characterized in that, described opening mechanism is made up of Moving plate (6) and price fixing (5), price fixing (5) is connected in the lock body (1), price fixing (5) is provided with the contact one (7) that is connected with power supply, Moving plate (6) is connected on the lock core (2), and Moving plate (6) is provided with contact two (8).

7. according to claim 1 or 2 or 3 described a kind of ten thousand spoons of twist lock tools, it is characterized in that, also has a tapered end chamber (1c) in the described lock body (1), have a tapered end (11) that can move up and down along tapered end chamber (1c) in the described tapered end chamber (1c), between tapered end (11) and lock core (2), be provided with the locking mechanism that after tapered end (11) moves up and down, can be located.

8. a kind of ten thousand spoons of twist lock tools according to claim 7, it is characterized in that, described locking mechanism pulls out hole (11a) and locating hole (11b) for being connected in the locking bar (9) on the lock core (2) and being located on the tapered end (11), described locking bar (9) outside has the dop (9a) that protrudes in the form of a ring, described locking bar (9) outside also vertically is fixed with pull out (9b) who is shaft-like, described locating hole (11b) is bar hole and has the convex shoulder (11c) of twice symmetry protrusion in its hole wall inboard, spacing between the twice convex shoulder (11c) is greater than locking bar (9) external diameter and less than dop (9a) external diameter, described dop (9a) is positioned at locating hole (11b) to be located, and can be positioned at and pull out hole (11a) when dop (9a) breaks away from the above-mentioned head (9b) that pulls out from locating hole (11b).

9. a kind of ten thousand spoons of twist lock tools according to claim 8, it is characterized in that, also be provided with holddown spring (10) in the described lock body (1), above-mentioned Moving plate (6) is connected on the locking bar (9), and the two ends of holddown spring (10) act on respectively on Moving plate (6) and the lock body (1).

10. a kind of ten thousand spoons of twist lock tools according to claim 6 is characterized in that, described opening mechanism is gone up opening tool for being connected in lock core (2), and opening tool partly stretches out lock body (1), is provided with spring (3) between described opening tool and the lock body (1).

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