CN202990627U

CN202990627U - Embedded lock

Info

Publication number: CN202990627U
Application number: CN 201220718226
Authority: CN
Inventors: 杨伟津; 杨晓雯
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-12-24
Filing date: 2012-12-24
Publication date: 2013-06-12
Anticipated expiration: 2022-12-24

Abstract

Disclosed is an embedded lock. The lock is characterized in that an embedded bolt movement mechanism is arranged in a lock box and composed of a connecting rod seat, rotating shafts, connecting rods, rolling shafts, a pair of embedded bolts, bolt movement track side plates, a lock box front cover and a fixed plate. An unlocking actuating unit drives a rack to perform front-back linear movement, and further the embedded bolt movement mechanism drives the embedded bolts to move curvedly back and forth and to be embedded with or separated from corresponding lock catch boxes. The embedded lock solves the problems that a double-leaf door, a double-leaf or single-leaf sliding door and the like cannot be locked firmly and reliably and straight bolt type door locks are poor in prying-resistant performance. In addition, the lock is wide in use range, simple and convenient to use, high in mechanical strength and excellent in prying-resistant and anti-theft performances, and a new element is added to development of the handle lock industry.

Description

Interior pincers type lock

Technical field

The utility model relates to the technical field of lock, particularly a kind of interior pincers type lock.

Background technology

For double door, in the situation that fixedly the straight dead bolt lock of Yishanmen is very difficult, double door is not locked, deviate from and be opened because mutually swing the excessive dead bolt that causes of angle that forms between keeper and dead bolt because shake two fan door bodies after locking with regard to being easy to, and for sliding door, what general straight dead bolt lock especially can't the locking door body.So at present on the market double door and biparting sliding door general adopt U-shaped large padlock is installed between two door handles or with the iron chains tighten after lock again cylinder lock method lock a door, this not only inconvenience but also dangerous yet not attractive in appearance of method of locking a door does not catch up with the requirements of the times of people's aesthetic and hommization.And straight dead bolt prizes power when being locked in by sled can be directly delivered to lock body inside, and door lock will be opened when lock body is inner destroyed, the pick-proof poor-performing.And also do not have on the market now only just can lock the product of double door or biparting sliding door with a lock solid and reliablely.

It is CN201635493U a kind of " glass door handle lock " that the Chinese patent communique discloses notification number, and it mainly is comprised of handle, gear drive, clutch, lock core and stubborn hand, straight rod-shaped dead bolt, transverse tube, slide.Wherein gear drive comprises gear, rack and pinion seat, and clutch comprises axle bed, spring and axle.Gear and tooth bar engagement, stubborn hand strap has a pin, and lock core and axle bed plug-in mounting are equipped with spring and axle in axle bed, and axle inserts gear and is connected with it from the outer end.When at rotational lock core outdoors, gear is driven to rotate; When pressing stubborn hand in door, stubborn pin on hand can insert gear and be connected with it from the inner, simultaneously the axle that originally is connected with gear is ejected gear, makes the disengaging of axle and gear, rotates at this moment and twists hand, and gear can be driven to rotate.The rotation of gear can drive the tooth bar that is engaged with and carry out rectilinear motion, thereby straight rod-shaped dead bolt horizontal direction is released lock body or regained in lock body.This lock is only suitable for using on single door, if be arranged on double door, when when latch position is firmly rocked by the people, can form larger angle between straight rod-shaped dead bolt and snap close, cause dead bolt to break away from snap close and be opened, and for single fan or biparting sliding door, what this door lock especially can't the locking door body.And the lock body of this handle lock is arranged on the pipe outer side edges of interior handle pipe, and leaves one section very large distance between door, and such design is unreasonable, mounting means very built on the sand, once prizing pine, pick-proof, anti-push-and-pull, protecting against shock, theftproof performance are poor, also are easy to damage because of collision.

Summary of the invention

The purpose of this utility model is to provide a kind of interior pincers type lock, it has solved double door or biparting sliding door or single fan sliding door etc. can not solid and reliable locking and the problem of straight dead bolt lock pick-proof poor-performing, in being somebody's turn to do, pincers type lock can be fanned door bodies or sliding door body and keeper to two and clamp together securely locking with interior jaw type dead bolt, its scope of application is extensive, easy to install and use, mechanical strength is high, and pick-proof, anti-push-and-pull, protecting against shock, theftproof performance are superior.

the technical solution that the utility model proposes is such: a kind of interior pincers type lock, comprise lock box 11, keeper 17, the rack-and-pinion fastening devices, unblank actuating unit 16 and power transmission shaft 15, the gear 9 of this rack-and-pinion fastening devices and tooth bar 8 are placed in rack-and-pinion holder 12 also intermeshing, this actuating unit 16 of unblanking is connected connection by power transmission shaft 15 with gear, also be provided with interior jaw type dead bolt motion, be contained in the interior interior jaw type dead bolt motion of lock box 11 by connecting rod base 7, pair of rotary axes 6, pair of links 5, the a pair of axis of rolling 4, a pair of interior jaw type dead bolt 3, a pair of dead bolt movement locus side plate 2, lock box protecgulum 1 and fixed head 10 form, described connecting rod base 7 rear portions are connected with tooth bar 8 leading sections, be flexibly connected with an end of the pair of links 5 of symmetry respectively by pair of rotary axes 6 symmetrically in the upper and lower of connecting rod base 7, the other end of pair of links 5 is flexibly connected with the rear portion of a pair of interior jaw type dead bolt 3 respectively by a pair of axis of rolling 4, the a pair of axis of rolling 4 two terminal circle cylindricality axle heads are bearing in respectively and are positioned at a left side, in the corresponding movement locus groove 2-1 of a pair of dead bolt movement locus side plate 2 of right both sides, before unblanking actuating unit 16 band carry-over bars 8 rectilinear motion driving a pair of interior jaw type dead bolts 3 and do before and after doing, rear curvilinear motion also clamps together or opens with corresponding keeper 17.

Described have the fixed head 10 that tooth bar 8 passes to be fixedly connected with the rearward end of a pair of dead bolt movement locus side plate 2, fixed head 10 middle parts have a square opening, this square opening is the moving conduit of tooth bar 8, described lock box protecgulum 1 is fixed on lock box 11 leading sections and is fixedly connected with the leading section of a pair of dead bolt movement locus side plate 2, the upper and lower of lock box protecgulum 1 is respectively equipped with a square opening, and this square opening is the moving conduit of a pair of interior jaw type dead bolt 3.

The outside of described interior jaw type dead bolt 3 is convex globoidal, and its inner face is provided with V-shaped groove 3-2, becomes interior hook-type dead bolt, and the rear portion of described interior jaw type dead bolt 3 is provided with pick-proof projection 3-1.

Compared with prior art, the utlity model has following beneficial effect:

Interior pincers type lock of the present utility model is owing to being provided with interior jaw type dead bolt motion between tooth bar front end and keeper, make hook-type dead bolt in a pair do the anterioposterior curve motion under power drive by default movement locus, realization has solved to the sealed of keeper or unlatching the problem that double door or biparting sliding door or single fan sliding door etc. can not be locked solid and reliablely.Simultaneously, because the rear portion of hook-type dead bolt in a pair is respectively equipped with four pick-proof projections, the lock box protecgulum is withstood when by sled, and the V-shaped groove of dead bolt hooks tight keeper, dead bolt can't be thrown off, solved existing straight dead bolt and be locked in the problem that when being prized, dead bolt is easily thrown off.In this, actuating unit of unblanking of pincers type lock can adopt existing lock core unlocking mechanism, manual unlocking mechanism, driven opening latch mechanism etc., in this, pincers type lock can be installed one or more unlocking mechanism, this actuating unit of unblanking can be arranged on the one or both sides of lock box, and in this, pincers type lock can be applied in the field of the locks such as door lock, handle lock, safe lock.Pincers type lock scope of application is extensive in this, installs, easy to use, and applicability is wide, and mechanical strength is high, and pick-proof, antitheft, preventing destructing performance is superior.Be specially adapted to double door and single, double fan sliding door.In this, pincers type lock has solved innovatively all the time and will coordinate straight dead bolt lock could lock the problem of double door and the locking problem of biparting sliding door with Tiandi lock, double door and biparting sliding door only need to just can be locked with an interior pincers type lock solid and reliablely, for the development of locking industry has increased new element.

Description of drawings

Fig. 1 is the profile schematic diagram of the interior pincers type lock of an embodiment of the utility model.

Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of interior pincers type lock shown in Figure 1.

Fig. 3 is that interior pincers type lock shown in Figure 1 is crossed the X-axis of rectangular co-ordinate and the schematic cross-section of Z axis, and in this moment, the dead bolt of pincers type lock is in opening;

Fig. 4 is that interior pincers type lock shown in Figure 1 is crossed the X-axis of rectangular co-ordinate and the schematic cross-section of Z axis, and in this moment, the dead bolt of pincers type lock is in locking state;

In figure: 1, lock box protecgulum; 2, dead bolt movement locus side plate; 2-1, movement locus groove; 3, interior jaw type dead bolt; 3-1, pick-proof projection; 3-2, V-shaped groove; 4, the axis of rolling; 5, connecting rod; 6, turning cylinder; 7, connecting rod base; 8, tooth bar; 9, gear; 10, fixed head; 11, lock box; 12, rack-and-pinion holder; 13, gear position limiting piece; 14, holder locking ring; 15, power transmission shaft; 16, the actuating unit of unblanking; 17, keeper.

The specific embodiment

By following embodiment, the utility model is further elaborated.

Referring to Fig. 1--shown in Figure 4, a kind of interior pincers type lock is comprised of lock box 11, keeper 17, rack-and-pinion fastening devices, the actuating unit 16 of unblanking, power transmission shaft 15 and interior jaw type dead bolt motion.Lock box 11 is fixed on the wherein Yishanmen limit of double door, and keeper 17 is fixed on another Yishanmen limit and is corresponding with lock box 11.The rack-and-pinion fastening devices is comprised of tooth bar 8, gear 9, rack-and-pinion holder 12, holder locking ring 14 and gear position limiting ring 13, the tooth bar 8 of horizontal positioned pass and sliding bearing on the horizontal direction through hole of rack-and-pinion seat 12, gear 9 be placed in the center hole of rack-and-pinion seat 12 and with tooth bar 8 engagements, rack-and-pinion seat 12 is fixed in lock box 11 by holder locking ring 14, gear 9 is spacing in rack-and-pinion seat 12 by gear position limiting piece 13, and the gear 9 of this rack-and-pinion fastening devices and tooth bar 8 are placed in rack-and-pinion holder 12 also intermeshing.This actuating unit 16 of unblanking is connected connection by power transmission shaft 15 with gear.be contained in the interior interior jaw type dead bolt motion of lock box 11 by connecting rod base 7, pair of rotary axes 6, pair of links 5, the a pair of axis of rolling 4, a pair of interior jaw type dead bolt 3, a pair of dead bolt movement locus side plate 2, lock box protecgulum 1 and fixed head 10 form, described connecting rod base 7 rear portions are connected with tooth bar 8 leading sections, be flexibly connected with an end of the pair of links 5 of symmetry respectively by pair of rotary axes 6 symmetrically in the upper and lower of connecting rod base 7, the other end of pair of links 5 is flexibly connected with the rear portion of a pair of interior jaw type dead bolt 3 respectively by a pair of axis of rolling 4, the a pair of axis of rolling 4 two terminal circle cylindricality axle heads are bearing in respectively and are positioned at a left side, in the corresponding movement locus groove 2-1 of a pair of dead bolt movement locus side plate 2 of right both sides, before unblanking actuating unit 16 band carry-over bars 8 rectilinear motion driving a pair of interior jaw type dead bolts 3 and do before and after doing, rear curvilinear motion also clamps together or opens with corresponding keeper 17.

Fixed head 10 middle parts that have that tooth bar 8 passes have a square opening, and this square opening is the moving conduit of tooth bar 8, and four jiaos of this hole are respectively equipped with an aperture, are fixed with the rim of the mouth of corresponding a pair of dead bolt movement locus side plate 2 rearward end.Lock box protecgulum 1 is fixed on lock box 11 leading sections, the upper and lower of lock box protecgulum 1 is respectively equipped with a square opening, this square opening is the moving conduit of a pair of interior jaw type dead bolt 3, and be respectively equipped with an aperture four jiaos of square openings, be fixed with the rim of the mouth of corresponding a pair of dead bolt movement locus side plate 2 leading sections.

The outside of interior jaw type dead bolt 3 is convex globoidal, and its inner face is provided with V-shaped groove 3-2, becomes interior hook-type dead bolt, and the rear portion of described interior jaw type dead bolt 3 is provided with pick-proof projection 3-1.

as shown in Figure 3, in this moment, pincers type lock is in the opening that interior jaw type dead bolt 3 is regained, unblank actuating unit 16 by power transmission shaft 15 driven gears 9 when in figure, clockwise direction rotates a circle, with the tooth bar 8 of gear 9 engagement rectilinear motion forward, promote connecting rod base 7 rectilinear motion forward, connecting rod base 7 promotes pair of rotary axes 6, pair of links 5, the a pair of axis of rolling 4 travels forward, due to the cylindrical shaft end bearing of a pair of axis of rolling 4 left side in correspondence, the movement locus groove 2-1 of right dead bolt movement locus side plate 2 goes up and drives a pair of interior jaw type dead bolt 3 and travels forward along this movement locus, a pair of interior jaw type dead bolt 3 inserts to enter in keeper 17 and clamps together locking state (as shown in Figure 4).In like manner, when the actuating unit 16 of unblanking rotates a circle by counter clockwise direction in figure by power transmission shaft 15 driven gears 9, can make a pair of interior jaw type dead bolt 3 leave keeper 17 and return in lock box 11 and lock box protecgulum 1, enter the door lock opening.

Claims

1. pincers type lock in a kind, comprise lock box (11), keeper (17), the rack-and-pinion fastening devices, unblank actuating unit (16) and power transmission shaft (15), the gear of this rack-and-pinion fastening devices (9) and tooth bar (8) are placed in rack-and-pinion holder (12) also intermeshing, this actuating unit of unblanking (16) is connected 9 by power transmission shaft (15) with gear) connect, it is characterized in that: also be provided with interior jaw type dead bolt motion, be contained in the interior interior jaw type dead bolt motion of lock box (11) by connecting rod base (7), pair of rotary axes (6), pair of links (5), the a pair of axis of rolling (4), a pair of interior jaw type dead bolt (3), a pair of dead bolt movement locus side plate (2), lock box protecgulum (1) and fixed head (10) form, described connecting rod base (7) rear portion is connected with tooth bar (8) leading section, be flexibly connected with an end of the pair of links (5) of symmetry respectively by pair of rotary axes (6) symmetrically in the upper and lower of connecting rod base (7), the other end of pair of links (5) is flexibly connected with the rear portion of a pair of interior jaw type dead bolt (3) respectively by a pair of axis of rolling (4), the a pair of axis of rolling (4) two terminal circle cylindricality axle head is bearing in respectively and is positioned at a left side, in the corresponding movement locus groove (2-1) of a pair of dead bolt movement locus side plate (2) of right both sides, unblank actuating unit (16) band carry-over bar (8) do before and after rectilinear motion drive a pair of interior jaw type dead bolts (3) and do the anterioposterior curve motion and clamp together or open with corresponding keeper (17).

2. interior pincers type lock according to claim 1, it is characterized in that: described have the fixed head (10) that tooth bar (8) passes to be fixedly connected with the rearward end of a pair of dead bolt movement locus side plate (2), fixed head (10) middle part has a square opening, this square opening is the moving conduit of tooth bar (8), described lock box protecgulum (1) is fixed on lock box (11) leading section and is fixedly connected with the leading section of a pair of dead bolt movement locus side plate (2), the upper and lower of lock box protecgulum (1) is respectively equipped with a square opening, this square opening is the moving conduit of a pair of interior jaw type dead bolt (3).

3. interior pincers type lock according to claim 1, it is characterized in that: the outside of described interior jaw type dead bolt (3) is convex globoidal, its inner face is provided with V-shaped groove (3-2), becomes interior hook-type dead bolt, and the rear portion of described interior jaw type dead bolt (3) is provided with pick-proof projection (3-1).