CN201083048Y

CN201083048Y - Rotary marble safety door lock

Info

Publication number: CN201083048Y
Application number: CNU200720112275XU
Authority: CN
Inventors: 陆颂荫
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-07-20
Filing date: 2007-07-20
Publication date: 2008-07-09
Anticipated expiration: 2017-07-20

Abstract

The utility model discloses a rotation type cylinder safety lock, comprising cover plates, a shell (2), a big lock bolt device, a small lock bolt device, dead bolt lock heads, a handle rotating part (10) and a shell sealing cover (6), wherein, a big lock bolt through hole and a small lock bolt through hole are arranged on the shell sealing cover (6); two cover plates are provided and respectively have a handle mounting hole; two dead bolt lock heads are provided and respectively arranged on the cover plates; a fixing rivet part (7) for fixing and splicing the dead bolt lock head of lock cores of the dead bolt lock heads is arranged inside the shell (2); a swinging arm (9) controlling a guide plate (8) to move is arranged on the fixing rivet part (7); an upper swinging arm (11) of the handle rotating part (10) is connected with the small lock bolt device; the big lock bolt device is movably connected with a push plate (13) which is controlled by the swinging arm (9) and coordinates with a lower swinging arm (12) for use. The utility model has the advantages that: the lock has higher safety, can be firmly arranged on a doorframe between an inner decorative plate and an outer decorative plate of a door body, and can lock the door in the case without locking the door.

Description

Rotary marble safety door lock

Technical field:

The utility model relates to a kind of door lock assembly, specifically is a kind of rotary marble safety door lock with rotary pin tumbler lock head.

Background technology:

A kind of notice of authorization number is called the safety door latch with rotary pin tumbler lock head for the CN2913538Y name utility model patent is disclosed on the China national intellectual property board web, it comprises cover plate and housing, described cover plate is equipped with first guide and the fixture that is shaped on first through hole, described housing is installed second guide and the jump ring that is shaped on second through hole, the first guide shift fork and the second guide shift fork can in the opposite direction rotate and connect the activity of control guide strip, described guide strip connects the open and close lock device of big dead bolt and little dead bolt, first through hole is equipped with first rotary pin tumbler lock head, and the shift fork of described first rotary pin tumbler lock head on first guide connects the control guide strip; Second through hole is equipped with second rotary pin tumbler lock head, and the shift fork of described second rotary pin tumbler lock head on second guide connects the control guide strip; Described big dead bolt open and close lock device comprises mutually and equipped to be connected big dead bolt on the big dead bolt mount pad, to be arranged on location lid on the big dead bolt mount pad, to be connected torsion spring that the location covers, to be connected the guide strip that is used with torsion spring and to be fixed on the housing with locating and cover and lead that guide strip is used; Described little dead bolt open and close lock device comprises mutually equipped little dead bolt, the guide peg that is connected with little dead bolt, swing arm and is located at keeper, spring, locating piece, compressing spring and pad on the guide peg successively, described pad is fixed on the end of guide peg with screw, described swing arm one end is connected on the big dead bolt mount pad by another lead, and its other end is to be plugged on the slotted eye of keeper.In addition, safeties also are installed in the housing of this utility model, these safeties comprise equipped mutually security insurance button, slide block, locating piece, torsion spring, pendulum and screw, these safeties be with little dead bolt open and close lock device in the locating piece corresponding matching, be that the spin safe stop button can remove to keep off the locating piece that connects in the little dead bolt open and close lock device by moving slider, open and close thereby control little dead bolt open and close lock device.

Though above-mentioned utility model must use key operated mode to improve the sense of security by adopting inlet/outlet, strengthened antitheft performance, but still there is following weak point in actual applications in it: 1, this have the safety door latch of rotary pin tumbler lock head because the shared volume ratio of its internal construction is bigger, especially the setting of its safeties has increased the volume of door lock more, therefore this safety door latch with rotary pin tumbler lock head only is adapted to be mounted within on the inner trim panels of a body, and its rotary pin tumbler lock head is to fixedly connected with door lock after passing the balustrade exterior panelling of a body and doorframe, this mounting means is extremely insecure, allows the person that illegally enters the house pry open safety door latch easily and enters in the house; 2, since swing arm one end in the above-mentioned safety door latch with rotary pin tumbler lock head be connected on the big dead bolt mount pad by a lead, its other end is to be plugged on the slotted eye of keeper, therefore big dead bolt and little dead bolt move simultaneously, they otherwise be positioned at big dead bolt box simultaneously and little dead bolt box, be positioned at the housing of this safety door latch simultaneously, therefore when safety door latch is in open mode, the door body can't be closed, and this wants to close the door to some but the house owner that do not want to lock a door has brought certain inconvenience.

The utility model content:

The technical problems to be solved in the utility model is, provides on a kind of doorframe that can firmly be installed between the inside and outside decorative panel, safety is higher and the rotary marble safety door lock that can also door can be closed under the situation of not locking a door.

Technical solution of the present utility model is that a kind of rotary marble safety door lock with following structure is provided: comprise cover plate, housing, big dead bolt device, little dead bolt device, ball lock head, handle revolving part and the housing capping that is connected with housing; Have big dead bolt through hole and little dead bolt through hole in the described housing capping; Described cover plate has two and have the handle installing hole; Described ball lock head have two and equipped respectively on the cover board; Be provided with the fixing fixedly riveting part of pegging graft of lock core afterbody of the sub-tapered end of ammunition feed in the described housing, described fixedly riveting part is provided with the swing arm that can control the guide strip activity; The top link of described handle revolving part is connected on the little dead bolt device; Be connected with the push pedal that the following swing arm with the handle revolving part by swing arm control is used on the described big dead bolt device.

After adopting above structure, compared with prior art, the utlity model has following advantage: after adopting the structure of two cover plates, two ball lock heads and a housing capping, rotary marble safety door lock of the present utility model just can be fixedly mounted on the doorframe between the inside and outside decorative panel more, the safety that has improved safety door latch.In addition, when safety door latch was in open mode, the big dead bolt in the big dead bolt device was retracted in the housing, and the little dead bolt in the little dead bolt device can be positioned at little dead bolt box, thereby make door still be in closed condition, thereby satisfied that some house owners want to close the door but the requirement not wanting to lock a door.Also just because of therefore the effect that the utility model also can be closed the door when can realize not locking a door is gone out the house owner and saved the process that opens the lock with the key together, making gos out becomes very convenient.

The top link of above-mentioned handle revolving part is connected on the little dead bolt device and refers to, is with a portable plate on the dead bolt mobile jib of described little dead bolt device; Described top link is enclosed within on the dead bolt mobile jib and between the location-plate I and portable plate of little dead bolt device.This structure can the house owner not pinned under the situation of big dead bolt, uses little power rotating handles just can easily door be opened.

Above-mentioned push pedal flexibly connects with big dead bolt device and refers to, is provided with two chutes in the middle of the described push pedal, and described chute flexibly connects with big dead bolt device by the column that is fixed on the big dead bolt.This structure can make the house owner also little dead bolt be opened when using key to open big dead bolt, has simplified the program of unblanking.

The lower end of above-mentioned push pedal is connected with an extension spring, and the other end of described extension spring is fixedly connected on the bottom of housing.This structure can make push pedal after little dead bolt is opened, and can return rapidly can be to original position, thereby realizes the effect that also can close the door when not locking a door better; Simultaneously, the house owner also can use handle to carry out operation to little dead bolt device.

Description of drawings:

Fig. 1 takes away partial schematic sectional view behind the cover plate for the utility model rotary marble safety door lock.

Fig. 2 is a structure of cover plate schematic diagram of the present utility model.

Fig. 3 is installed in structural representation between the inside and outside decorative panel for the utility model rotary marble safety door lock.

Fig. 4 is the structure for amplifying schematic diagram of ball lock head in the utility model rotary marble safety door lock.

Shown in the figure: 1, cover plate, 2, housing, 3, ball lock head, 4, the handle installing hole, 5, the lock core afterbody, 6, the housing capping, 7, fixing riveting part, 8, guide strip, 9, swing arm, 10, the handle revolving part, 11, top link, 12, following swing arm, 13, push pedal, 14, the dead bolt mobile jib, 15, portable plate, 16, location-plate I, 17, chute, 18, big dead bolt, 19, column, 20, extension spring, 21, securing member, 22, location-plate II, 23, square through hole, 24, handle, 25, big dead bolt mount pad, 26, spring, 27, the location lid, 28, torsion spring, 29, pressing spring, 30, lead, 31, little dead bolt, 32, pad, 33, big dead bolt through hole, 34, little dead bolt through hole, 35, screw, 36, balustrade exterior panelling, 37, inner trim panels.

The specific embodiment:

The utility model is described in further detail below in conjunction with the drawings and specific embodiments:

As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the utility model rotary marble safety door lock comprises cover plate 1, housing 2, big dead bolt device, little dead bolt device, ball lock head 3, handle revolving part 10 and housing capping 6; Described housing capping 6 is connected on the location-plate II22 that is located at housing 2 by securing member 21, thereby the left side of housing 2 is sealed; Have big dead bolt through hole 33 and little dead bolt through hole 34 in the described housing capping 6; Described handle revolving part 10 is provided with a square through hole 23, but mounting knob 24 on the described square through hole 23; Described cover plate 1 has two, and every cover plate 1 has handle installing hole 4; Described ball lock head 3 has two, and each ball lock head 3 is fitted on the cover plate 1 separately; Be provided with the lock core afterbody 5 fixing fixedly riveting parts 7 of pegging graft of the sub-tapered end 3 of ammunition feed in the described housing 2, described fixedly riveting part 7 is provided with the swing arm 9 that can control guide strip 8 activities.Big dead bolt open and close lock device comprises and equipped mutually is connected big dead bolt 18 on the big dead bolt mount pad 25, is arranged on location lid 27 on the big dead bolt mount pad 25, is connected the location and cover torsion spring 28 on 27, be connected the guide strip 8 that is used with torsion spring 28 and be fixed on the housing 2 with locating and cover 27 and the lead 30 that is used of guide strip 8 in the utility model.The medium and small dead bolt device of the utility model comprises and is fixedly connected on the housing 2 and the middle location-plate I16 that has a through hole, can is fixedly connected on the pad 32 of location-plate I16 right-hand member and is positioned at location-plate I16 the right at the dead bolt mobile jib 14 of move left and right on the through hole of location-plate I16, by screw 35 and be fixed on portable plate 15 on the dead bolt mobile jib 14, is with spring 26 on the dead bolt mobile jib 14 between described little dead bolt 31 and the location-plate I16; Be with pressing spring 29 on the dead bolt mobile jib 14 between described portable plate 15 and the pad 32.In the utility model, the top link 11 of handle revolving part 10 is socketed on the dead bolt mobile jib 14 between location-plate I 16 and the portable plate 15; Be connected with the push pedal 13 that the following swing arm 12 with handle revolving part 10 by swing arm 9 control is used on the described big dead bolt device, be provided with two chutes 17 in the middle of the described push pedal 13, described chute 17 flexibly connects with big dead bolt device by the column of being located on the big dead bolt 18 19; The lower end of described push pedal 13 is connected with an extension spring 20, and the other end of described extension spring 20 is fixedly connected on the bottom of housing 2.

As shown in Figure 3, the utility model rotary marble safety door lock can be installed on the balustrade exterior panelling 36 and the doorframe between the inner trim panels 37 of a body, and two handles 24 are respectively by being installed in after the handle installing hole 4 on the cover plate 1 and balustrade exterior panelling 36 and the inner trim panels 37 on the square through hole 23 on the handle revolving part 10.One end of described two ball lock heads 3 is fitted on the through hole of cover plate 1 after passing balustrade exterior panelling 36 and inner trim panels 37 respectively, and the lock core afterbody 5 of its other end is fixedly plugged in fixedly on the riveting part 7.

Operating principle of the present utility model is:

When the house owner wants to lock a door, can be when ball lock head 3 inserts key and rotates in the counterclockwise direction, the lock core afterbody 5 of ball lock head 3 drives swing arm 9 on the fixing riveting part 7 also towards counterclockwise rotating, can promote guide strip 8 when swing arm 9 rotates counterclockwise moves up, after guide strip 8 moves up a segment distance, swing arm 9 meeting promotion location are covered 27 and are moved to the left, thereby driving big dead bolt 18 is moved to the left, and move up an end distance from after guide strip 8 also can under the effect of torsion spring 28, be moved to the left, this moment, the left groove of guide strip 8 will break away from lead 30, after key rotates counterclockwise a circle, the intermediate groove of guide strip 8 will be stuck on the lead 30, and under the effect of torsion spring 28, the location covers 27 also along with guide strip 8 is stuck on the lead 30.When key when counterclockwise rotating second circle, swing arm 9, guide strip 8 and location covers 27 and are moved above repeating, and the right groove of guide strip 8 is stuck on the lead 30, thereby big dead bolt 18 is stretched in the big dead bolt box fully.

When the house owner wants to unblank, as long as turn clockwise key, thereby swing arm 9 can promote push pedals 13 and want to go up to move and impel push pedal 13 to promote swing arm 12 down and little dead bolt 31 is withdrawn in the housing 2 in little dead bolt box, touching the location to swing arm 9 covered 27 o'clock, swing arm 9 can successively promote guide strip 8 and the location covers 27, thereby make the right groove of guide strip 8 break away from lead 30, after key had changeed a circle clockwise, the intermediate groove of guide strip 8 will be stuck on the lead 30.When key turned clockwise for second when circle, swing arm 9, location cover 27 and lead 30 repeat above action be stuck on the lead 30 until the left groove of guide strip 8, this moment, dead bolt was fully retracted in the housing 2 greatly.When key turns clockwise the 3rd circle, thereby swing arm 9 promotion push pedals 13 impel push pedal 13 to promote swing arm 12 down and little dead bolt 31 are withdrawn in the housing 2 in little dead bolt once more, open thereby will lock fully.

Claims

1. a rotary marble safety door lock comprises cover plate (1), housing (2), big dead bolt device, little dead bolt device, ball lock head (3) and handle revolving part (10); Be provided with the fixing fixedly riveting part (7) of pegging graft of lock core afterbody (5) of the sub-tapered end of ammunition feed (3) in the described housing (2); Described fixedly riveting part (7) is provided with can control the movable swing arm (9) of guide strip (8); It is characterized in that: it also comprises the housing capping (6) that is connected with housing (2); Have big dead bolt through hole (33) and little dead bolt through hole (34) in the described housing capping (6); Described cover plate (1) has two and have handle installing hole (4); Described ball lock head (3) has two and be fitted in respectively on the cover plate (1); The top link (11) of described handle revolving part (10) is connected on the little dead bolt device; Be connected with the push pedal (13) that the following swing arm (12) with handle revolving part (10) by swing arm (9) control is used on the described big dead bolt device.

2. rotary marble safety door lock according to claim 1 is characterized in that: the top link (11) of described handle revolving part (10) is connected on the little dead bolt device and refers to, is with a portable plate (15) on the dead bolt mobile jib (14) of described little dead bolt device; Described top link (11) is enclosed within on the dead bolt mobile jib (14) and is positioned between the location-plate I (16) and portable plate (15) of little dead bolt device.

3. rotary marble safety door lock according to claim 1, it is characterized in that: described push pedal (13) flexibly connects with big dead bolt device and refers to, be provided with two chutes (17) in the middle of the described push pedal (13), described chute (17) flexibly connects with big dead bolt device by the column (19) that is fixed on the big dead bolt (18).

4. according to claim 1 or 3 described rotary marble safety door locks, it is characterized in that: the lower end of described push pedal (13) is connected with an extension spring (20), and the other end of described extension spring (20) is fixedly connected on the bottom of housing (2).