CN2061949U

CN2061949U - Spring lock mechanism

Info

Publication number: CN2061949U
Application number: CN 90202263
Authority: CN
Inventors: 张远明
Original assignee: Individual
Current assignee: Individual
Priority date: 1990-02-27
Filing date: 1990-02-27
Publication date: 1990-09-12

Abstract

Disclosed is a spring lock core for lock, in which a shaft moving lock core is used to control a lock to open or close; the utility model can be used to directly drive or control a locking element or a similar element to move in a same direction, and particularly, the utility model is suitable for various anti-prizing mechanical locks. The spring lock core is that a rotating shaft core of a hooked-head key bar (or a floating key) is respectively arranged in axial grooves which are respectively on the surface of the lock core and the surface of a lock at a certain position; the hooked-head key bar (or a floating key) is respectively used to block the spring in a corresponding body; the hooked-head key bar (or a floating key) moves following the lock core together when the lock core is moved axially. The spring lock core can select the amount of axial movement in an effective range as required to meet the requirements of locking elements or similar elements and locks requiring axial movement.

Description

Spring lock mechanism

" lock lock cylinder " is the invention that moves the controlling organization of lock core control lock switching by axle about a kind of.Be used for directly driving fastening device or similar articles, be specially adapted to pick-proof type lock.

The prior art of this technical field, the disclosed a kind of lock core of Chinese patent file (GG85 20 45 43) be the mobile cylindrical billiard lock core of trace axially, is made up of lock body, lock core cylinder, marble spring.The face of cylinder of lock core cylinder end has axial short groove, and a pellet shot from a slingshot is housed on the lock body corresponding with groove, and pellet shot from a slingshot one end embeds in this groove, makes lock core do unidirectional trace by the length of groove and moves.Amount of movement generally is no more than a pellet shot from a slingshot spacing.Because the amount of movement of lock core is very little, do not adapt to the relatively large axially movable lock of requirement make to(for) fastening device and control parts needs lock core, so the application surface of the lock cylinder of this structure is very little.

Deficiency in view of above-mentioned prior art the objective of the invention is: provide a kind of mechanism simply compact, and good reliability, wide application, anufacturability is good, and lock core can move axially, and the amount of movement lock lock cylinder of selection in a big way on demand.

The present invention is achieved by the following technical solutions.

Lock is that the periphery milling of lock core (4) has L shaped groove (10) in a cylindrical billiard lock core mechanism with the basic structure form of lock cylinder, and a position-limited marble (7) that is loaded on the lock body (1) is embedded in this groove, limits the rotation and the amount of movement of lock.Rotary locking cylinder (4) is to certain position, be located in the surperficial separately axial groove of fitting face of lock body (1) and lock core (4) the pellet shot from a slingshot protective device respectively shelves live pellet shot from a slingshot (5,6) in the corresponding body.Under the effect of external force, the pellet shot from a slingshot protective device of lock core (4) is protected the pellet shot from a slingshot (5) in the lock core (4) with lock core (4) one coaxial moving; The pellet shot from a slingshot protective device of lock body (1) is motionless, protects the pellet shot from a slingshot (6) in it.Thus, can realize driving fastening device and the together mobile purpose of similarity piece.

The pellet shot from a slingshot protective device for the pellet shot from a slingshot (6) of lock body (1), is the metal gib head key bar (9) that is loaded in the surperficial axial groove of lock core (4), and the eave tile of gib head key bar (9) is loaded in all grooves (2) of lock body (1) inner hole wall one end; Pellet shot from a slingshot (5) for lock core (4); Be the metal gib head key bar (8) that is loaded in lock body (1) the inner hole wall axial groove, the eave tile of gib head key bar (8) is contained in all grooves (3) of lock core (4) one ends.Gib head key bar (9) in the surperficial axial groove of lock core (4) is only done circumferentially with lock core (4) and is moved, and effect is the pellet shot from a slingshot (6) in the protection lock body (1).Gib head key bar (8) in lock body (1) the inner hole wall axial groove after the pellet shot from a slingshot (5) in the lock core (4) goes to its position, together moves axially with lock core (4), and the pellet shot from a slingshot (5) in the lock core (4) also is protected in moving.

Pellet shot from a slingshot protective device in the lock core (4) can also be, by the unsteady key of the sheet spring (11) in the axial groove that is loaded on lock body (1) hole inwall, metal flat key bar (12) formation.Wherein, flat key bar (12) can be done normal direction and move under the effect of the elastic force of sheet spring (11) in vallecular cavity, and effect is the pellet shot from a slingshot of both having protected in the lock core (4) (5), makes again to be locked in to open the back key and can take out.

Sheet spring (11) one ends of unsteady key bend up, and withstand on the middle part of flat key bar (12); One end folding has the right angle joint tongue, and the centre of joint tongue had the notch of bending place, the gap interlock of offering with two side symmetries of flat key bar (12) one ends.The joint tongue of sheet spring (11) is loaded in all grooves (3) of lock core (4) one ends, plays the unsteady key position of control.

Above-described lock cylinder owing to set up the guiding mechanism of L shaped groove and the pellet shot from a slingshot on the lock body formation on pellet shot from a slingshot protective device and the plug face in its mechanism, can rotate and move axially lock core on request.Especially guaranteed in lock core shaft that in moving process the pellet shot from a slingshot in the lock body is unlikely to be shifted out, unlikely the shifting out outside the surface of pellet shot from a slingshot in the lock core in hole wall.So lock core can be determined the axle amount of moving on demand in effective range, satisfy the needs of fastening device or the axially movable lock of similarity piece requirement.

The present invention has following accompanying drawing.

Fig. 1 is the sectional arrangement drawing of lock cylinder;

Fig. 2 is the A-A sectional view of Fig. 1;

Fig. 3 is the drawing of site that the lock core of the A-A sectional view of Fig. 2 rotates;

Fig. 4 is the B-B sectional view of Fig. 3;

Fig. 5 is the C-C sectional view of Fig. 3;

Fig. 6 is the assembling drawing of the pellet shot from a slingshot protective device of the key form of floating;

Fig. 7 is the D-D sectional view of Fig. 5;

Fig. 8 is the part drawing of sheet spring (11);

Fig. 9 is the part drawing of flat key bar (12).

Shown in the figure two kinds not the lock of homology functor protective device with the embodiment of lock cylinder.Fig. 1, Fig. 2 represent the opening before lock cylinder rotates; Fig. 3, Fig. 4, Fig. 5, Fig. 7 have represented the initial conditions that the cylinder lock mandrel moves; Fig. 6 has represented the structure of unsteady key.

Use in the lock cylinder at illustrated lock, pellet shot from a slingshot (5,6) fitting face at lock core (4) and lock body (1) comes into line, rotational lock core (4), position-limited marble (7) relatively moves in the circumferential slot of the L shaped groove (10) of plug face, gib head key bar (9) is done circumferentially mobile in the axial groove of lock core (4) with lock core (4), its eave tile moves in all grooves (2) of lock body (1), gib head key bar (8) is in the axial groove of lock body (1), its eave tile relatively moves in all grooves (2) of lock core, lock core (4) rotate in place, be that its axial groove is aimed at the turning that position-limited marble (7) moves to the L shaped groove of lock core (4) (12) relatively, gib head key bar (9) moves to the position of the pellet shot from a slingshot (6) of lock body (1), block pellet shot from a slingshot (6), the pellet shot from a slingshot (5) of lock core (4) moves to the position of gib head key bar (8), is blocked by it.So far, moving axially lock core (4) position-limited marble (7) relatively moves at the axial groove of the L shaped groove of lock core (10), gib head key bar (8) moves with lock core in the axial groove of lock body (1), lock body (1) is motionless relatively for gib head key bar (9), but relatively lock core (4) slides in its axial groove, and lock core (4) moves axially to the axial groove end of position-limited marble (7) and L shaped groove (10) counter stop of joining.

The another kind of form of the pellet shot from a slingshot protective device of lock core (4) is, the unsteady key of being made up of sheet spring (11), flat key bar (12).One end of sheet spring (11) is turned up the middle part that withstands on flat key bar (12); One end curves the right angle joint tongue, and the joint tongue middle part had the notch of bending place, the gap interlock that the dual-side symmetry of notch and flat key bar (12) one ends is offered.The joint tongue of sheet spring (11) is contained in all grooves (3) of lock core one end, and flat key bar (12) moves in the effect lower edge of the elastic force of sheet spring (11) normal direction.So unsteady bond energy makes the pellet shot from a slingshot (5) in the lock core both obtain protection, can do axial stretching again and move, making lock open the back key can take out.

Claims

1; a kind of lock lock cylinder that moves the switching of lock core control lock by axle; be specially adapted to various pick-proof type locks; in cylindrical billiard lock core mechanism; the periphery of lock core (4) is milled with L shaped groove (10); position-limited marble (7) in the lock body (1) is embedded in this groove; the rotation and the amount of movement of restriction lock core (4); the invention is characterized in: in the axial groove on the surface separately of the fitting face of lock body (1) and lock core (4); be respectively equipped with after lock core (4) rotates to an angle; can block the pellet shot from a slingshot (5 in the corresponding body; 6) pellet shot from a slingshot protective device; by the external force effect, the pellet shot from a slingshot protective device of lock core (4) together moves axially with lock core (4).

2, according to the lock lock cylinder of claim 1, the invention is characterized in: said pellet shot from a slingshot protective device, for the pellet shot from a slingshot (6) in the lock body (1) is the metal gib head key bar (9) that is loaded in the surperficial axial groove of lock core (4), the eave tile of dress gib head key bar (9) in all grooves (2) of lock body (1) inner hole wall one end; For the pellet shot from a slingshot (5) in the lock core (4) is the metal gib head key bar (8) that is loaded in lock body (1) the inner hole wall axial groove, the eave tile of dress gib head key bar (8) in all grooves (3) of lock core (4) one ends.

3, according to the lock lock cylinder of claim 1, the invention is characterized in: the pellet shot from a slingshot protective device of said lock core (4) is the unsteady key that is made of sheet spring (11), metal flat key bar (12).

4, according to the lock lock cylinder of claim 3, feature of the present invention is: sheet spring (11) one ends of the key that floats bend up the middle part that withstands on flat key bar (12), one end folding has the right angle joint tongue, the joint tongue middle part had the notch of bending place, the dual-side symmetry of flat key bar (12) one ends has gap, with the notch interlock mutually of sheet spring joint tongue, the joint tongue of the interior load spring of all grooves (3) (11).