CN102242576A

CN102242576A - Anti-burglary press lock

Info

Publication number: CN102242576A
Application number: CN2010105147930A
Authority: CN
Inventors: 王宗超
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-05-13
Filing date: 2010-09-28
Publication date: 2011-11-16
Anticipated expiration: 2030-09-28
Also published as: CN102242576B

Abstract

The invention relates to the technical field of lock fitting design and manufacture, in particular to an anti-burglary press lock. The anti-burglary press lock comprises a lock shell (1), a positioning column (2), a lock cylinder shell (3) and a lock cylinder (4) and is characterized in that the positioning column (2) is arranged to be a bolt structure, and a nut (5) in a noncircular structure is arranged at the upper end of the positioning column; the positioning column (2) is fixed on the lock cylinder shell (3) through threads; and the lower end of the positioning column (2) is movably inserted in a positioning groove (17) of the lock cylinder (4), and the nut (5) in the noncircular structure at the upper end of the positioning column (2) is sunk in a rectangular spacing hole (10). The anti-burglary press lock has the advantages that: 1, the technical blank in the field of the industry is filled; 2, thread fixing of the positioning column (2) can be operated more easily than interference suit fixing; 3, thread fixing of the positioning column (2) is more steadily than interference suit fixing; and 4, the service life of the anti-burglary press lock is prolonged, and the anti-burglary press lock is safe and reliable.

Description

A kind of antitheft by lock

Technical field

The present invention relates to the design and the processing technique field of lockset, relate in particular to a kind of antitheft by lock.

Background technology

At present, on furniture, cabinet sliding door and extensively install and use on the building doors and windows antitheft by lock, solved the locking control problem when the push-pull door sash is closed the back and opened the certain interval state well, and easy operating easy to use, it mainly comprise the lock housing of being with firm banking, reference column, lock core shell, lock core.Reference column is one to have the cylinder of tapering, be fixed on the lock core shell by interference suit fixed form, the sub-fraction of its lower end is actively plugged in to be controlled lock core in the detent of lock core and not to break away from lock core shell, its upper end is given prominence to outside lock core shell and is arranged in strip spacing hole on the lock housing, lock continually and open by lock along with antitheft, reference column upper end constantly with the rear end collision of strip spacing hole, make the reference column that is fixed on the lock core shell by the interference suit take place to become flexible and outwards withdraw from gradually, finally cause the reference column lower end to break away from the detent of lock core, lost control to lock core, lock core is come off from lock core shell, the one, it is short to shorten antitheft application life by lock, and the 2nd, dangerous.

Summary of the invention

Technical problem to be solved by this invention provides safe and reliable antitheft by lock of long service life that do not come off of a kind of lock core.

The objective of the invention is to implement by following technology bill:

A kind of antitheft by lock, it mainly comprises lock housing, reference column, lock core shell and the lock core of being with firm banking, the one side that it is characterized in that strip spacing hole on the lock housing is provided with a breach, reference column is that its upper end of bolt structure is the nut of non-circular structure, be provided with screw thread in the fixing hole on the lock core shell, reference column is fixed on the lock core shell by the screw thread in the fixing hole, and the nut of its non-circular structure sinks in the strip spacing hole.

Above-mentioned breach is separately positioned on the opposite position on strip spacing hole both sides.

The nut of above-mentioned non-circular structure is oval, square or hexagon.

Above-mentioned breach be shaped as arc, square or V-arrangement.

The present invention compared with prior art, have following outstanding substantive distinguishing features and obvious improvement: the one, design scheme of the present invention has been filled up the technological gap in industry field, broken people for a long time to antitheft by the traditional understanding of locking the reference column fixed form, the 2nd, the screw thread of reference column on lock core shell is fixing can not to impact than the fixing operation easily of interference suit and to lock core, the 3rd, the screw thread of reference column is fixing than interference suit fixing-stable, the 4th, the side on strip spacing hole both sides has stoped the rotation of reference column when the nut that contains reference column upper end non-circular structure slides, thereby ensured and antitheftly can not reverse and withdraw from by being locked in the long-term use reference column, make the lower end of reference column can not break away from the detent of lock core, antitheft just the fault that lock core comes off can not appear again by lock, not only prolonged antitheft application life by lock, and safe and reliable.

Description of drawings

Fig. 1: the embodiment 1 antitheft lock construction schematic diagram of pressing

The antitheft rear elevation of Fig. 2: Fig. 1 by lock

The antitheft left view of Fig. 3: Fig. 1 by lock

Fig. 4: Fig. 1 is antitheft by locking A-A to sectional view

Fig. 5: the embodiment 2 antitheft lock construction schematic diagrames of pressing

Fig. 6: Fig. 5 is antitheft by locking B-B to sectional view

Fig. 7: the embodiment 3 antitheft lock construction schematic diagrames of pressing

The antitheft C-C of lock that presses of Fig. 8: Fig. 7 is to view

The specific embodiment

With reference to the accompanying drawings, provide the specific embodiment of the present invention, be used for that the present invention is further illustrated.

Embodiment 1

Present embodiment is that the embedded installing type that designs of objective for implementation is antitheft by lock (referring to accompanying drawing 1 to accompanying drawing 4) with the sliding sash.The embedded installing type of sliding sash is antitheft by lock, it mainly comprises lock housing 1, reference column 2, lock core shell 3 and the lock core 4 of band firm banking D, lock housing 1 contains lock core shell 3 and turriform spring 15, turriform spring 15 is enclosed within on the locking bolt 15 of lock core shell 3 front ends, lock core 4 contains location-plate 13 and cylindrical spring 14, reference column 2 is fixed on the lock core shell 3, and the sub-fraction of its lower end is actively plugged in the detent 17 of lock core, and its upper end is given prominence to outside lock core shell 3 and is arranged in strip spacing hole 10 on the lock housing.

In the present embodiment, front end and every side that firm banking D is arranged on lock housing 1 are provided with a fixing hole K.Reference column 2 is a bolt structure, its upper end is oval nut 5, oval nut 5 is provided with a word recess 6, the length of oval nut 5 is a, width is b, its cylinder is provided with screw thread 7, and the length of reference column 2 is made as when its lower end is actively plugged in the detent 17 of lock core 4, and the oval nut 5 of its upper end just all sinks in the strip spacing hole 10.Fixing hole 8 inwalls on the lock core shell 3 are provided with screw thread 9, and screw thread 7 matches with screw thread 9.Strip spacing hole 10 and locating hole 11 lay respectively at the relative both sides of lock housing 1, establish an arc notch 12 on the limit of strip spacing hole 10, ultimate range between arc notch 12 and the another side is d, the width of strip spacing hole 10 is set to c according to the width b of the oval nut 5 in reference column 2 upper ends, c is more bigger than the width b of oval nut 5, be b＜c, the length a of oval nut 5 is bigger than the width c of strip spacing hole 10, than the ultimate range between arc notch 12 and the another side is that d is smaller, be c＜a＜d, the oval nut 5 of its upper end could rotate and sink in the strip spacing hole 10 when only rotating in arc notch 12 positions when reference column 2 is fixed on the lock core shell 3 by screw thread like this, oval nut 5 all can not rotate in other position of strip spacing hole 10, is containing when oval nut 5 front and back slide the side on strip spacing hole 10 both sides on the lock housing 1 like this, also limited the rotation of oval nut 5, the rear end of strip spacing hole 10 is the arc of A end for matching with oval nut 5.

Lock core 4, location-plate 13 and cylindrical spring 14 match inserts in the lock core shell 3, turriform spring 15 is enclosed within inserts in the lock housing 1 on the locking bolt 16, fixing hole 8 is adjusted at the position of arc notch 12, insert just to clockwise rotate in the recess 6 on the oval nut 5 with " word " screwdriver reference column 2 is screwed in the fixing hole 8, reference column 2 just is fixed on the lock core shell 3 by screw thread, adjust in the detent 17 that its lower end is actively plugged in lock core 4, the oval nut 5 of its upper end just all sinks in the strip spacing hole 10, the length of oval nut 5 to adjusting to the direction suitable with strip spacing hole 5 one, antitheftly so just can lock and open, just constituted designed antitheft of the present invention by lock by lock.

The oval nut 5 of reference column 2 upper ends slides by the unlatching of locking with before and after being locked in the strip spacing hole 10 along with antitheft, oval nut 5 slips over through arc notch 12 places in sliding process moment, oval nut 5 does not also have enough time to rotate and has just slipped over arc notch 12 places, so the oval nut 5 of reference column 2 upper ends in sliding process since the restriction that is subjected to 10 liang of flank side surface of strip spacing hole can not rotate, so reference column 2 just can not reverse and withdraw from, its lower end just can not break away from the groove 17 of lock core 4, antitheft just the fault that lock core comes off can not appear by lock, also just guaranteed antitheft safety, prolonged antitheft application life by lock by lock.

Embodiment 2

Present embodiment is that the side designed of objective for implementation is mounted antitheft by lock (referring to accompanying drawing 5, accompanying drawing 6) with the sliding door.

Present embodiment and embodiment 1 are except that identical part, and difference is:

The one, side and every side that firm banking D is located at lock housing 1 are provided with two fixing hole K.The side of lock housing 1 and firm banking D are in the same plane.

The 2nd, reference column 2 upper ends are square nut 5, establish cross recess 6 above the square nut 5, and square nut 5 cornerwise length are e2.

The 3rd, the relative position place on strip spacing hole 10 both sides respectively establishes a square breach 12, minimum cornerwise length is e1 between the two square breach 12, e1 is more bigger than e2, i.e. e1＞e2, and to be the A end be the right-angle side that adapts with square nut 5 in the rear end of strip spacing hole 10.

Embodiment 3

Present embodiment is that the side designed of objective for implementation is mounted antitheft by lock (referring to accompanying drawing 7, accompanying drawing 8) with the sliding door.

Present embodiment and embodiment 2 are except that identical part, and difference is:

The one, extend one along the periphery of firm banking D and prolong limit 18.

Two reference columns, 2 upper ends are hexagon nut 5, the top of hexagon nut 5 is hexagon word recess 6, hexagon nut 5 cornerwise length are e2, the length of reference column 2 be set to when reference column 2 after fixing by screw thread on the lock core shell 3, when its lower end is actively plugged in the detent 17 on the lock core 4, hexagon nut 5 parts of its upper end sink in the strip spacing hole 10, and another part is exposed on the lateral surface of strip spacing hole 10 and is no more than the height that firm banking D prolongs limit 18.

The 3rd, strip spacing hole 10 is positioned on the lock housing of locating hole 11 1 sides and links to each other.

The 4th, the relative position place on strip spacing hole 10 both sides respectively establishes a V-notch 12, catercorner length minimum between two V-notchs 12 is e1, e1 is also bigger than e2, i.e. e1＞e2, and to be the A end be the V-arrangement that adapts with hexagon nut 5 in the rear end of strip spacing hole 10.

Claims

1. antitheft pressing locked, it comprises lock housing (1), reference column (2), lock core shell (3) and the lock core (4) of band firm banking D, it is characterized in that lock housing (1) upward is provided with a breach (12) in one side of strip spacing hole (10), reference column (2) is that its upper end of bolt structure is the nut of non-circular structure (5), be provided with screw thread (9) in the fixing hole (8) on the lock core shell (3), reference column (2) is fixed on the lock core shell (3) by the screw thread (9) in the fixing hole (8), and its non-circular nut (5) sinks in the strip spacing hole (10).

2. according to claim 1 antitheft by lock, it is characterized in that described breach (12) can be separately positioned on the opposite position on strip spacing hole (10) both sides.

3. according to claim 1 and 2 antitheft by lock, it is characterized in that described breach (12) is in arc, the square or V-arrangement any.

4. according to claim 1 and 2 antitheft by lock, it is characterized in that described non-circular structure nut (5) is any in oval, square or the hexagon.