CN201027417Y - Loop rotation preventing lock with deadlock spring - Google Patents

Abstract

The utility model provides a lock wherein an anti-lock ring is provided with lock balls, belonging to a mechanical lock with anti-lock ring, comprising a lock shell and a lock core, wherein, the lock shell is provided with outer ball holes, the lock core is provided with inner ball holes and an anti-lock ring, the lock core is also provided with two parts which are arranged along an axial direction and are different in outer diameter, the anti-lock ring is encased in the part of the lock core with smaller outer diameter, the outer diameter of the anti-lock ring is the same as that of the part of the lock core with bigger outer diameter, the anti-lock ring is provided with assistant holes corresponding to the ball holes in the lock core, the anti-lock ring has a tail end provided with an open slot and an outer wall provided with positioning deep holes, the lock core is provided with semi-blind holes; the lock shell is provided with lock ball holes and positioning ball holes, the lock balls are arranged in the lock ball holes of the lock shell. The utility model uses the anti-lock ring easily manufactured to replace with the safety piece notch in the prior art, which simplifies the manufacturing procedures and improving the intensity of lock. Two semicircle holes replace with a circle hole in prior art, when the lock core rotates in the anti-lock ring, the two semicircle holes get close to each other and forms a circle hole to hold and lock the balls. The utility model is suitable to be used in places such as hotels and families, etc.

Description

The anti-lock of dialling the locked pellet shot from a slingshot of astragal

Technical field

The utility model relates to a kind of lockset, and is particularly a kind of with the anti-mechanical lock of dialling circle.

Background technology

Publication number is the cylinder lock that the utility model patent of CN2658308 (open day 2004-11-24) provides a kind of anti-skilled unlocking, it is except the basic structure with tapered end, have circular arc protective sheet notch on the lock core through the cylindrical billiard hole, in the protective sheet notch, have with the equal diameters and the locking groove in same cross section in cylindrical billiard hole of process.The protective sheet notch is built-in with the circular arc protective sheet.Have the circular hole identical on the protective sheet, for the turnover when locking and open of inside and outside cylindrical billiard with the cylindrical billiard diameter.The width and the protective sheet of protective sheet notch are complementary, but length is greater than protective sheet, and guarantee that the circular hole on the protective sheet can move to and the locking groove contraposition.When normal the unlatching, protective sheet is rotated simultaneously with lock core.As a rule, this utility model outside cylinder pellet shot from a slingshot when the thief carries out skilled unlocking can enter in the locking groove and can not open the stuck tapered end that makes of lock core.But there is following shortcoming in this structure: when carrying out skilled unlocking in stirring pellet shot from a slingshot rise and when reversing lock core in pellet shot from a slingshot and outside pellet shot from a slingshot compete the circular hole that enters protective sheet simultaneously, make antitheft failure thereby outer pellet shot from a slingshot may withdraw from protective sheet; Secondly, the machining more complicated of protective sheet notch so be necessary the structure of lock is transformed, makes it theftproof performance better and easier processing.

Summary of the invention

The purpose of this utility model is to provide easier processing of a kind of structure and theftproof performance the better anti-lock of dialling the locked pellet shot from a slingshot of astragal.

The utility model comprises a kind of anti-lock of dialling the locked pellet shot from a slingshot of astragal, comprises lock housing, lock core, and lock housing has outer pellet shot from a slingshot hole, and lock core has interior pellet shot from a slingshot hole, in the pellet shot from a slingshot hole function pellet shot from a slingshot is arranged in the lock core, and the anti-pellet shot from a slingshot of dialling is arranged in the outer pellet shot from a slingshot hole of lock housing; It also has the anti-circle of dialling, lock core has two parts of the various outer diameter that distributes vertically, anti-dial snare lock core than small outer-diametric portion, anti-group of circle external diameter is identical than large outer-diametric portion with lock core, anti-dialling enclosed the auxilliary hole that has with pellet shot from a slingshot hole correspondence in the lock core, the anti-circle tail end of dialling has open slot, and the anti-ring outer wall of dialling has the location counterbore, and lock core has the half-blindness hole; Lock housing has locked pellet shot from a slingshot hole and hoodle hole, location, and the locked pellet shot from a slingshot of lock housing has locked pellet shot from a slingshot in the hole.

According to further improvement of the utility model, the folded central angle in open slot and auxilliary hole is not equal to the folded central angle in half-blindness hole and interior pellet shot from a slingshot hole.

According to further improvement of the utility model, the folded central angle in location counterbore and auxilliary hole equals to locate hoodle hole and the folded central angle in outer pellet shot from a slingshot hole.

According to further improvement of the utility model, anti-group pellet shot from a slingshot is special-shaped pellet shot from a slingshot.

Characteristics of the present utility model are: the anti-circle of dialling with easy processing replaces the protective sheet notch, makes processing easy, has improved the intensity of lock; Lay respectively at the anti-semicircle orifice of dialling on circle and the lock core with two and replace circular hole of the prior art; When lock core rotated in anti-group of circle, two semicircle orifices were that complete circular hole removes to block locked pellet shot from a slingshot near amalgamation mutually; The anti-pellet shot from a slingshot of dialling is made " worker " i section, and multimachine can hook the anti-circle of dialling to make it have more.

Description of drawings

Further specify embodiment of the present utility model below in conjunction with accompanying drawing.

Fig. 1 is the structure sectional view of the utility model embodiment;

Fig. 2 is the structure sectional view after the proper unlatching of embodiment;

Fig. 3 is the initial configuration sectional view of embodiment during by technical opening;

Fig. 4 is embodiment by the structure sectional view of technical opening when stuck;

Fig. 5 is that embodiment lock housing, lock core and anti-dialling are enclosed the schematic diagram that is connected;

Fig. 6 be the embodiment lock core with anti-when dialling the circle joint and forming locked circular hole by the stuck schematic diagram of locked pellet shot from a slingshot;

Fig. 7 is that the schematic diagram that hoodle is connected is enclosed and located to embodiment lock core, anti-dialling.

The specific embodiment

Referring to Fig. 1～Fig. 7, embodiment 1 comprises lock housing 1, lock core 2.Lock housing 1, lock core 2 usefulness brass are made, and lock core 2 has 6 along the axial aligning of lock core 2 and the interior pellet shot from a slingshot hole 4 that communicates with keyhole 15 respectively, and lock housing 1 has 6 outer pellet shot from a slingshot holes 3.There is function pellet shot from a slingshot 5 in the pellet shot from a slingshot hole for 4 li in each lock core 2, and there is the anti-pellet shot from a slingshot 6 of dialling in each lock housing 1 outer pellet shot from a slingshot hole for 3 li.Lock core 2 has the cross section to be roughly the keyhole 15 of " mountain " font.Lock core 2 has two parts of the various outer diameter that distributes vertically, 3 interior pellet shot from a slingshot holes 4 are arranged in lock core 2 external diameter major parts in 6 interior pellet shot from a slingshot holes 4,3 interior pellet shot from a slingshot holes 4 are in lock core 2 external diameter smaller portions, lock core 2 waists have hemispheric half-blindness hole 11 on the different position, being entangled by the anti-circle 7 of dialling of lock core 2 than small outer-diametric portion, lock core 2 and the anti-circle 7 of dialling are slidingly matched, and it is identical than large outer-diametric portion with lock core 2 to prevent dialling circle 7 external diameters; Anti-dialling enclosed 73 auxilliary holes 8 that have with pellet shot from a slingshot holes 4 correspondences in the lock core 2; Auxilliary hole 8, interior pellet shot from a slingshot hole 4 and outer pellet shot from a slingshot hole 3 communicate.Anti-circle 7 tail ends of dialling have open slot 9, open slot 9 semicirculars in shape, and 11 pairs in the hemispheric half-blindness hole on open slot 9 and the lock core 2 is punctual, and both form a complete circular hole.Anti-circle 7 outer walls of dialling have location counterbore 10, and hoodle hole, location 13 is arranged in the lock housing 1, in the hoodle hole, location 13 hoodle 14 and spring 17 are arranged; Lock housing has locked pellet shot from a slingshot 18 and spring 17 in the 1 locked pellet shot from a slingshot hole 12.

When not inserting key 16, the anti-location counterbore 10 of dialling circle 7 outer walls is under the hoodle hole, lock housing 1 location 13, and hoodle 14 heads into location counterbore 10 under spring 17 pressure, and anti-3 auxilliary holes 8 of dialling circle 7 overlap with 3 interior pellet shot from a slingshot holes 4 of lock core 2 external diameter smaller portions; 6 function pellets shot from a slingshot 5 in the lock core 2 are pressed down by anti-group pellet shot from a slingshot 6 and spring 17 in addition, and they all vertically move down, and this moment, the anti-pellet shot from a slingshot 6 of dialling blocked lock housing 1 and lock core 2, and lock core 2 can not rotate (referring to Fig. 7).

When inserting suitable key 16,6 function pellets shot from a slingshot 5 move in various degree on the ground, and every pair of function pellet shot from a slingshot 5 and the anti-interface of dialling pellet shot from a slingshot 6 are on the interface of lock housing 1 inwall and lock core 2, and anti-ly dial circle 7 and lock core 2 is linked into an integrated entity by function pellet shot from a slingshot 5.Lock core 2 rotates simultaneously with the anti-circle 7 of dialling during twisting key 16, and meanwhile hoodle 14 is extruded location counterbore 10 and returns hoodle hole, location 13.Tapered end is opened.

When using unlocking tool 19 to insert keyholes 15 to carry out technical exploration and unblank, because lock core 2 and anti-classification of dialling circle 7 diameters make feel generation illusion easily, cause function pellet shot from a slingshot 5 to push the illusion of lock housing 1 inwall and rotational lock core 2, and in fact the anti-circle 7 of dialling still was pressed on the hoodle hole, location 13 by hoodle 14 and was fixed in the lock housing 1 this moment, it can not followed lock core 2 and rotate together, like this, when piecing together a locked circular hole when anti-group of circle 7 open slots 9 of lock core 2 half-blindness holes 11 convergences and with open slot 9, locked pellet shot from a slingshot 18 on the lock housing 1 in the locked pellet shot from a slingshot hole 9 falls in the locked circular hole unavoidablely, locked pellet shot from a slingshot 18 is fixed on lock core 2 in the lock housing 1, thereby reaches the effect that prevents technical opening.

In the present embodiment, open slot 9 and auxilliary hole 8 folded central angles are not equal to the folded central angle in half-blindness hole 11 and interior pellet shot from a slingshot hole 4, this promise in interior pellet shot from a slingshot hole 4, during all corresponding perforation in auxilliary hole 8 and outer pellet shot from a slingshot hole 3, half-blindness hole 11 can be not involutory with open slot 9.And location counterbore 10 and auxilliary hole 8 folded central angles equal to locate the folded central angle in hoodle hole 13 and outer pellet shot from a slingshot hole 3.

In the present embodiment, prevent that dialling pellet shot from a slingshot 6 is special-shaped pellets shot from a slingshot, the anti-pellet shot from a slingshot 6 of dialling is made " worker " i section, and multimachine can hook anti-group of circle 7 to make it have more.

The utility model is adapted at occasions such as hotel, family and uses.

Claims (4)

1. anti-lock of dialling the locked pellet shot from a slingshot of astragal, comprise lock housing (1), lock core (2), lock housing (1) has outer pellet shot from a slingshot hole (3), and lock core (2) has interior pellet shot from a slingshot hole (4), there is function pellet shot from a slingshot (5) lining, lock core (2) interior pellet shot from a slingshot hole (4), and there is the anti-pellet shot from a slingshot (6) of dialling lining, lock housing (1) outer pellet shot from a slingshot hole (3); It is characterized in that: it also has the anti-circle (7) of dialling, lock core (2) has two parts of the various outer diameter that distributes vertically, anti-dial circle (7) be enclosed within lock core (2) than small outer-diametric portion, anti-group of circle (7) external diameter is identical than large outer-diametric portion with lock core (2), the anti-circle (7) of dialling has corresponding auxilliary hole (8), same lock core (2) interior pellet shot from a slingshot hole (4), anti-circle (7) tail end of dialling has open slot (9), and anti-circle (7) outer wall of dialling has location counterbore (10), and lock core (2) has half-blindness hole (11); Lock housing (1) has locked pellet shot from a slingshot hole (12) and hoodle hole (13), location, and locked pellet shot from a slingshot (18) is arranged in lock housing (1) the locked pellet shot from a slingshot hole (12).

2. according to the described anti-lock of dialling the locked pellet shot from a slingshot of astragal of claim 1, it is characterized in that: the folded central angle in open slot (9) and auxilliary hole (8) is not equal to half-blindness hole (11) and the folded central angle in interior pellet shot from a slingshot hole (4).

3. according to the described anti-lock of dialling the locked pellet shot from a slingshot of astragal of claim 1, it is characterized in that: the folded central angle in location counterbore (10) and auxilliary hole (8) equals to locate hoodle hole (13) and the folded central angle in outer pellet shot from a slingshot hole (3).

4. according to the described anti-lock of dialling the locked pellet shot from a slingshot of astragal of claim 1, it is characterized in that: described anti-group pellet shot from a slingshot (6) is special-shaped pellet shot from a slingshot.

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