CN203296491U - Anti-snap safe lock cylinder - Google Patents

Abstract

The utility model discloses an anti-snap safe lock cylinder. The lock cylinder comprises a lock cylinder inner core, a lock cylinder body, a plurality of columns of rowed pin holes, lower pins, door seal pins, springs, upper pins, a stirring part for opening a bolt, an inner rotation part and a key hole. The pin holes are arranged in the lock cylinder inner core and the lock cylinder body in a mutual communicated mode, the lower pins are arranged in the pin holes in the lock cylinder inner core, the door seal pins are at the tops of the pin holes of the lock cylinder body, the springs are arranged under the door seal pins, the upper pins are arranged in the pin holes of the lock cylinder body during opening of the lock cylinder, the inner rotation part is connected onto the lock cylinder inner core, and the stirring part is driven by the inner rotation part. The anti-snap safe lock cylinder is characterized in that at least one anti-snap groove is formed vertically in the lock cylinder body, a strengthening part is mounted in the middle of the lock cylinder body, the middle of the strengthening part is embedded in the lock cylinder body, and two sides of the strengthening part are fixed with the outer wall of the lock cylinder body after being folded. According to the anti-snap safe lock cylinder, violent unlocking through torsion pliers can be prevented through the anti-snap grooves, the strength of the lock cylinder body is improved through the strengthening part, secondary violent unlocking is prevented, and the safe lock cylinder is simple in structure, convenient to manufacture and capable of preventing violent unlocking effectively.

Description

A kind of anti-safe lock cylinder of turning round

Technical field

The utility model relates to field of lockset, specifically refers to a kind of anti-safe lock cylinder of turning round.

Background technology

Popular illegal method for unlocking is a lot of in the world now: hit that spoon (English is Bump Lock) is unblanked, drill bit is unblanked, pull out that the zip core is unblanked, picklock is unblanked etc.And anti-illegal unlocking technique is also a variety of along with having occurred: prizing-proof lock core, Anti-drilling lockwork, anti-lock core, anti-twistlock core (anti-snap), the anti-bump key lock core (anti-bump) etc. of pulling out.

In actual life, some robbers adopt the means that violence is unblanked to implement theft, they with special socket bar, entangle the lock core head or locking pliers is clamped the lock core head, then firmly toward pulling up and down or firmly pull left and right, make the middle part fracture of lock core, thereby damage lock cored structure and lock is opened, it is helpless that existing lock core is unblanked for such violence, so its structure is further improved.

Summary of the invention

The purpose of the utility model is to make up above-mentioned deficiency, to society disclose a kind of simple in structure, easy to make, can effectively prevent the anti-safe lock cylinder of turning round that violence is unblanked.

The technical solution of the utility model is achieved in that

A kind of anti-safe lock cylinder of turning round, comprise the lock core inner core, lock core body, the lower pellet in the marble hole that the ordered series of numbers that in lock core inner core and lock core body, the phase earthing is arranging is in a row, lock core in the in-core marble hole, the pellet of sealing up a door at lock core body marble hole top, seal up a door spring under pellet, the upper pellet in the lock core body marble hole during the lock core open mode, the shifting part of unlock deadbolt, be connected on the lock core inner core drive shifting part in turn part, keyhole; It is characterized in that: vertically arrange at least one on described lock core body and prevent turning round groove, the middle part of described lock core body is equipped with girth member, and the middle part of described girth member embeds in described lock core body, fixes with the outer wall of described lock core body after its both sides turnover.

The described anti-number of turning round groove is two, comprises the first anti-groove and the second anti-groove of turning round turned round, and described first anti-ly turns round groove and be arranged at the 3rd marble hole place from left to right, and the described second anti-groove of turning round is arranged at from left to right between the 4th marble hole and the 5th marble hole.

Described girth member is the overall structure that the heat treated metal sheet processes.

Described girth member comprises the inserted sheet of middle part projection and, to four jiaos of egative films that extend, offers respectively screw hole on four angles of described egative film.

Described girth member turnover outer wall rear and lock core body fixes by screw.

After described girth member turnover, cross section is M type structure.

The utility model advantage compared with prior art is:

A kind of anti-safe lock cylinder of turning round of the utility model prevents from coming violence to unblank with torsion pincers or special socket bar by vertically offer the anti-groove of turning round on lock core body, and by at core body middle part, girth member being installed, strengthens the intensity at core body middle part.

The safety lock core arranges at least one anti-groove of turning round, when having the people to unblank with these violent tools, due to the anti-effect of turning round groove, lock core can be in the fracture of the screw hole position at lock core middle part, but at the first anti-lock core body of turning round the groove front portion, can be twisted off because of External Force Acting, due to the first anti-partition effect of turning round groove, the first anti-lock core body of turning round the groove rear portion will can not be damaged, the such first anti-interior structure of lock core body of turning round the groove rear portion is incited somebody to action the function of still can bringing into normal play, and lock is not opened yet.So just guaranteed safety.

If burglar then continuation adopts torsion pincers and special socket bar enforcement violence to unblank, lock core body can rupture at the second anti-groove place of turning round like this, but the pellet in the 5th marble hole and the 6th marble hole still can play the locking effect, and lock still can not be opened.If rethink and continue such violence and unblank, due to the front two-section that broken, the lock core rear end is very short cause, then with torsion pincers or special socket bar, is obviously dying.The burglar can only use the hard nail, and according to lever principle, the shorter active force of moment is less, and has girth member that lock core body middle part intensity is strengthened greatly, finally still can guarantee the safety of lock core.

The safety lock core is only prevented turning round groove and at screw hole place, middle part, a girth member being installed by offering on lock core body, and it is simple in structure, processes also very convenient.

Description of drawings

Fig. 1 is Facad structure schematic diagram of the present utility model (section);

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

Fig. 3 is the structural representation after Fig. 1 lock core body is installed girth member;

Fig. 4 is the top view of Fig. 3;

Fig. 5 is the structural representation of fixture in Fig. 1;

Fig. 6 is the upward view of Fig. 5;

Fig. 7 is the left view of Fig. 5;

Fig. 8 is the structural representation after the fixture turnover.

The specific embodiment

In the utility model accompanying drawing, the title of each Reference numeral is:

Lock core inner core 1, lower pellet 2, upper pellet 3, spring 4, the pellet 5 of sealing up a door, lock core body 6, keyhole 7, key 8, girth member 9, inserted sheet 91, egative film 92, screwed hole 92a, screw 93, in turn part 11, shifting part 12, the first anti-groove 13, the second anti-groove 14, screw hole 15 turned round turned round.

Below in conjunction with accompanying drawing, the utility model is described in further detail:

As shown in Figures 1 to 8, a kind ofly anti-turn round safe lock cylinder, comprise lock core inner core 1, lock core body 6, the marble hole 14 that the ordered series of numbers that in lock core inner core and lock core body, the phase earthing is arranging is in a row, lower pellet 2 in lock core in the in-core marble hole, the pellet 5 of sealing up a door at lock core body marble hole top, the spring 4 under the pellet of sealing up a door, upper pellet 3 in lock core body marble hole during the lock core open mode, the shifting part 12 of unlock deadbolt, be connected on the lock core inner core drive shifting part 12 in turn part 11, keyhole 7; Vertically be provided with on described lock core body 6 and prevent turning round groove, the middle part of described lock core body 6 is equipped with girth member 9, and the middle part of described girth member 9 embeds in described lock core body 6, fixes with the outer wall of described lock core body 6 after its both sides turnover.

Describedly anti-turn round totally two of grooves, comprise the first anti-groove 13 and the second anti-groove 14 of turning round turned round, described first anti-ly turns round groove 13 and is arranged at the 3rd marble hole place from left to right, and this first anti-bottom of turning round groove 13 is milled the outer wall of wearing lock core body 6 and formed opening; The described second anti-groove 14 of turning round is arranged at from left to right between the 4th marble hole and the 5th marble hole, and this second is anti-ly turned round groove 14 and only mill into a cannelure on the outer wall of lock core body 6 and do not mill the outer wall of wearing lock core body 6.

The overall structure that described girth member 9 processes for the heat treated metal sheet, adopt heat treated metal materials processing girth member 9, makes the intensity of girth member 9 better.

Described girth member 9 comprises the inserted sheet 91 of middle part projection and to four jiaos of egative films 92 that extend, offer respectively screwed hole 92a on four angles of described egative film 92, the egative film 92 of girth member 9 extends to four jiaos the area that makes egative film 92 and increases, thereby increase the contact surface of girth member 9 and lock core body 6 outer walls, to improve consolidation effect.

Described girth member 9 turnovers outer wall rear and lock core body 6 fixes by screw 93.

After described girth member 9 turnovers, cross section is M type structure.

When the utility model is installed, lock core is provided with anti-of turning round groove is placed in outer side of door.When girth member 9 is installed, first the inserted sheet of girth member 9 91 is inserted lock core body 6 middle parts with it in suitable groove, then the both sides of egative film 92 are being turned over downwards respectively, make four jiaos of outer walls with lock core body 6 of egative film 92 be close to mutually and make cross section be M type structure, and with screw 93, pass the screwed hole 92a of four jiaos and girth member 9 is fixed on lock core body 6 outer walls.

the robber when adopting torsion pincers or special socket bar violence to unblank, clamps the lock core head with torsion pincers or special socket bar, then exerts oneself toward left and right or pulls up and down, makes the middle part fracture of lock core, and fracture position is roughly just near screw hole 15, safe lock cylinder of the present utility model is vertically offered the first anti-groove 13 and the second anti-groove 14 of turning round turned round on lock core body 6, first prevents that turning round groove 13 is arranged at the 3rd marble hole place from left to right, the second anti-groove 14 of turning round is arranged at from left to right between the 4th marble hole and the 5th marble hole, when having the robber to unblank with locking pliers or special socket bar violence, can rupture because of External Force Acting in the front portion of lock core body 6, due to the first anti-partition effect of turning round groove 13, the rear portion of lock core body 6 will can not be damaged, pellet in remaining three row's marble holes still can work, stop the effect of opening the door thereby play, unblank with torsion pincers or special socket bar if continue, second prevents that turning round groove 14 can play the partition effect equally, rupture between the 4th marble hole and the 5th marble hole, and the pellet in the 5th marble hole of back and the 6th marble hole still can work, play the effect of opening the door that stops.

When the robber unblanks in violence, while running into the situation of this local fracture, continuing sometimes the secondary violence unblanks, they can be toward hard nail of lock core the inside wedging, then beat the nail afterbody with hammer toward side, make remaining lock core body 6 at middle part screw hole 15 place's fractures, thereby reach the purpose of destroying and unblanking; Safe lock cylinder of the present utility model has been installed girth member 9 at lock core body 6 middle parts, has increased the intensity at lock core body 6 middle parts, can prevent effectively that the secondary violence from unblanking.The sheet metal that is used for being processed into girth member 9, through heat treatment process, makes girth member 9 have better intensity.

Claims (6)

1. prevent turning round safe lock cylinder for one kind, comprise lock core inner core (1), lock core body (6), the marble hole (14) that the ordered series of numbers that in lock core inner core and lock core body, the phase earthing is arranging is in a row, lower pellet (2) in lock core in the in-core marble hole, the pellet of sealing up a door (5) at lock core body marble hole top, seal up a door spring (4) under pellet, upper pellet (3) in lock core body marble hole during the lock core open mode, the shifting part of unlock deadbolt (12), be connected on the lock core inner core drive shifting part (12) in turn part (11), keyhole (7); It is characterized in that: at least one anti-groove of turning round vertically is set on described lock core body (6), the middle part of described lock core body (6) is equipped with girth member (9), the middle part of described girth member (9) embeds in described lock core body (6), fixes with the outer wall of described lock core body (6) after its both sides turnover.

2. a kind of anti-safe lock cylinder of turning round according to claim 1, it is characterized in that: the described anti-number of turning round groove is two, comprise the first anti-groove (13) and the second anti-groove (14) of turning round turned round, described first anti-turn round groove (13) and is arranged at the 3rd marble hole place from left to right, and the described second anti-groove (14) of turning round is arranged at from left to right between the 4th marble hole and the 5th marble hole.

3. according to claim 1 and 2ly a kind ofly anti-turn round safe lock cylinder, it is characterized in that: the overall structure that described girth member (9) processes for the heat treated metal sheet.

4. a kind of anti-safe lock cylinder of turning round according to claim 3, it is characterized in that: described girth member (9) comprises the inserted sheet (91) of middle part projection and, to four jiaos of egative films (92) that extend, offers respectively screw hole (92a) on four angles of described egative film (92).

5. according to claim 4ly a kind ofly anti-turn round safe lock cylinder, it is characterized in that: after described girth member (9) turnover and the outer wall of lock core body (6) fix by screw (93).

6. according to claim 5ly a kind ofly anti-turn round safe lock cylinder, it is characterized in that: after described girth member (9) turnover, cross section is M type structure.

Images