CN203808639U

CN203808639U - Coded door lock

Info

Publication number: CN203808639U
Application number: CN201420214414.XU
Authority: CN
Inventors: 王化友
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-04-30
Filing date: 2014-04-30
Publication date: 2014-09-03
Anticipated expiration: 2024-04-30

Abstract

The utility model relates to the technical field of domestic door and window locks, in particular to a coded door lock opened by rotating a code wheel. The coded door lock mainly comprises a lock case and a lock cylinder structure. The lock cylinder structure comprises an inner shifting fork and an outer shifting fork, the inner shifting fork and the outer shifting fork pull a lock pillar to move horizontally, the inner shifting fork is connected with an inner handle, and the outer shifting fork is connected with an outer handle. The lock cylinder structure further comprises a rotary knob, the code wheel and a rotation shaft. The rotary knob is arranged outside the lock case, the code wheel is arranged in the lock case, and the rotary knob and the code wheel are connected through the rotation shaft. The coded door lock further comprises a connection piece, a spring and a spring bolt, wherein the connection piece is fixed through the spring. The code wheel is arranged between the connection piece and the lock case. The spring bolt is an independent column body and is movably installed in an accommodating groove of the connection piece through a spring. The end of the spring bolt can be inserted in an insertion groove formed in the code wheel. The coded door lock has the advantages that the shortcomings in the prior art are overcome, the safety of a security door is improved, and the personal safety and the property safety of residents are improved.

Description

Cipher door lock

Technical field

The utility model relates to family expenses door-window lockset technical field, specifically refers to the cipher door lock of opening by the mode of rotation cipher wheel.

Background technology

On traditional Rotary puzzle lock lock core, have hole in the market, cipher wheel is through this hole, the for example application of the coded lock on diary, ZL02228654.3 discloses the utility model patent that a kind of name is called Rotary puzzle lock, is the coded lock being applied on diary, stamp album at present.And inside door is used lockset mostly.If both combinations, can not only increase safety, improve anti-theft capability and ensure life property safety, particularly sharing place prevailing, two Huo Duo family, family residents share the room of a unit, although there is security door, are not enough to effectively antitheft.If want Rotary puzzle lock and the combination of normal key door lock, need to redesign the lock of Rotary puzzle lock, and nobody can invent such lock device at present, therefore the applicant is because disappearance and the inconvenience of above-mentioned prior art, the spirit of adhering to research and innovation, keeping on improving, utilize its professional eye and professional knowledge, work out a kind of cipher door lock.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art part, thereby a kind of new cipher door lock that is applicable to inside and outside door lock, sash lock, glass display cabinet, boot is provided.

The utility model mainly comprises lock housing and lock core structure, described lock core structure comprises the inside and outside shift fork that pulls lock translation, interior shift fork is connected with Internal handle, outer shift fork is connected with outer handle, described lock core structure also comprises knob, cipher wheel, rotating shaft, knob is arranged at outside lock housing, and within cipher wheel is arranged at lock housing, knob is connected by rotating shaft with cipher wheel; Also comprise brace, main spring and dead bolt, brace is fixed by main spring, and described cipher wheel is arranged between brace and lock housing; Described dead bolt is independent cylinder, and dead bolt is arranged in the accommodating groove of brace actively by spring; Dead bolt end can be inserted in the slot that cipher wheel is provided with.

In described cipher wheel, also there is the shorter screens of groove depth; On the summation of described screens and slot and knob, the number of numeral is corresponding.

The two ends of described brace also comprise guide groove, and the lead of lock housing both sides is plugged in guide groove.

Also comprise and lock button, lock button and be plugged in the hole of brace, bevelled shifting block is established at the top of described outer shift fork, and shifting block contacts with locking button, interferes and forms the state of locking.

Lock principle: press and lock button, lock among button patchhole, the shifting block at outer shift fork top is locked button and stopped and cannot realize free rotation, in the time of among dead bolt does not snap in slot, dead bolt is blocked by screens, so shifting block cannot upwards lift brace, can not be from directly unblanking outdoors.

Release principle: now adjust knob, the slot of cipher wheel is rotated to dead bolt top, the dead bolt of brace inserts in slot, thereby release.

In described rotating shaft, be arranged with the wind spring being connected with knob, knob and cipher wheel can reset under wind spring effect.

Cipher wheel spinning reduction function, cipher wheel reset principle: because after release, brace moves downward under spring action, dead bolt departs from slot, cipher wheel can reset by automatic rotation under the effect of wind spring.

Also comprise the control strip that can press rotating shaft;

Described cipher wheel bottom surface is also provided with a tune password groove that can insert control strip;

Described rotating shaft is an end opening, the hollow tubular structure of one end sealing, and the openend of rotating shaft is plugged among the endoporus of knob; Rotating shaft is embedded with the back-moving spring of diastole state;

The arranged outside of described rotating shaft has a circle external gear, and the openend of the endoporus of knob has a circle internal gear, and internal gear and external gear are engaged with each other.

Cipher wheel is changed cryptographic function, change password principle: under unlocking condition, press control strip until control strip enters in the tune password groove of cipher wheel, the internal gear of knob and the external gear of rotating shaft disengage, the other end of rotating shaft traveling priority in cipher wheel, therefore knob free to rotate, the numeral of new settings is corresponded to slot, stop pressing control strip it is returned, internal gear and external gear are from new engagement, and the other end of rotating shaft returns at cipher wheel cathetus.

Described dead bolt is rectangle or cylindrical-shaped structure.

Described lock core structure also comprises key lock mechanism.

Described key cylinder is pull-type anti-lock device.

Described key cylinder is touch-type anti-lock device.

The utility model has the advantage of, the disappearance of prior art and inconvenience are innovated, improved the safety of security door, increased the life property safety of resident family.

Accompanying drawing explanation

One of accompanying drawing 1 is structural representation.

Accompanying drawing 2 is structural representation two.

Accompanying drawing 3 is structural representation three.

Accompanying drawing 4 is front view.

Accompanying drawing 5 cipher wheel structure charts.

Accompanying drawing 6 is knob and rotating shaft normality position assembling drawing.

Accompanying drawing 7 is for pressing rotating shaft schematic diagram.

Accompanying drawing 8 is knob and cipher wheel connection diagram.

Accompanying drawing 9 is simple outer door latch structure schematic diagram one.

Accompanying drawing 10 is simple outer door latch structure schematic diagram two.

Accompanying drawing 11 is simple outer door latch structure schematic diagram three.

Accompanying drawing 12 is locked key cylinder device schematic diagram one for pull-type.

Accompanying drawing 13 is locked key cylinder device schematic diagram two for pull-type.

Accompanying drawing 14 is locked key cylinder device schematic diagram three for pull-type.

Accompanying drawing 15 is touch-type key cylinder anti-lock device schematic diagram one.

Accompanying drawing 16 is touch-type key cylinder anti-lock device schematic diagram two.

Accompanying drawing 17 is touch-type key cylinder anti-lock device schematic diagram three.

Accompanying drawing 18 is the tune password groove structure in cipher wheel.

Accompanying drawing 19 is adjusted the schematic diagram in password groove for control strip enters.

Accompanying drawing 20 is Internal handle schematic diagram.

The specific embodiment

Below in conjunction with 1 to 20 pair of preferred embodiment of the present utility model of accompanying drawing, be described further, the utility model mainly comprises lock housing 200 and lock core structure 100, described lock core structure 100 comprises the inside and outside shift fork 121,122 that pulls lock 11 translations, interior shift fork 121 is connected with Internal handle 31, outer shift fork 122 is connected with outer handle 32, described lock core structure 100 also comprises knob 13, cipher wheel 14, rotating shaft 17, knob 13 is arranged at outside lock housing 200, within cipher wheel 14 is arranged at lock housing 200, knob 13 is connected by rotating shaft 17 with cipher wheel 14;

Also comprise brace 10, main spring 16 and dead bolt 101, brace 10 is fixing by main spring 16, and described cipher wheel 14 is arranged between brace 10 and lock housing 200;

Described dead bolt 101 is independent cylinder, and dead bolt 101 is arranged in the accommodating groove 102 of brace 10 actively by spring 1011; Dead bolt 101 ends can be inserted in the slot 141 that cipher wheel 14 is provided with.

In described cipher wheel 14, also there is the shorter screens of groove depth 142; On the summation of described screens 142 and slot 141 and knob 13, the number of numeral is corresponding.

The two ends of described brace 10 also comprise guide groove 104, and the lead 201 of lock housing 200 both sides is plugged in guide groove 104.

Also comprise and lock button 15, lock button 15 and be plugged in the hole 103 of brace 10, bevelled shifting block 1221 is established at the top of described outer shift fork 122, and shifting block 1221 contacts with locking button 15, interferes and forms the state of locking.

In described rotating shaft 17, be arranged with the wind spring 171 being connected with knob 13, knob 13 and cipher wheel 14 can reset under wind spring 171 effects.

Also comprise the control strip 146 that can press rotating shaft 17;

Described cipher wheel 14 bottom surfaces are also provided with a tune password groove 143 that can insert control strip 146;

Described rotating shaft 17 is an end opening, the hollow tubular structure of one end sealing, and the openend of rotating shaft 17 is plugged among the endoporus 131 of knob 13; Rotating shaft 17 is embedded with the back-moving spring 172 of diastole state;

The arranged outside of described rotating shaft 17 has a circle external gear 173, and the openend of the endoporus 131 of knob 13 has a circle internal gear 1311, and internal gear 1311 is engaged with each other with external gear 173.

Described dead bolt 101 is rectangle or cylindrical-shaped structure.

Outer door lock embodiment mono-, described lock core structure 100 also comprises key lock mechanism 2, referring to accompanying drawing 9 to 11, realizes the Double-insurance structure of password unlocking and key unlocking, or in the situation that not accessing to your password lock, uses simple Key structure to realize the function of locking a door.

Outer door lock embodiment bis-, described lock core structure 100 also comprises key lock structure 2, and key cylinder is pull-type anti-lock device, closes behind the door, upwards mentions outer handle 32, and the anti-lock device of external door end face, bottom surface, side ejects door is locked; Referring to accompanying drawing 12 to 14, locking of its cryptopart is identical with embodiment mono-with release principle, repeats no more.

Outer door lock embodiment tri-, described lock core structure 100 also comprises key lock structure 2, and key cylinder is touch-type anti-lock device, and at closing time, the contact of locking bar end is stressed, under spring action, the anti-lock device of external door end face, bottom surface and side is ejected, and door is locked; Referring to accompanying drawing 15 to 17, locking of its cryptopart is identical with embodiment mono-with release principle, repeats no more.

Claims

1. cipher door lock, mainly comprise lock housing (200) and lock core structure (100), described lock core structure (100) comprises the inside and outside shift fork (121,122) that pulls lock (11) translation, interior shift fork (121) is connected with Internal handle (31), outer shift fork (122) is connected with outer handle (32), it is characterized in that:

Described lock core structure (100) also comprises knob (13), cipher wheel (14), rotating shaft (17), knob (13) is arranged at outside lock housing (200), within cipher wheel (14) is arranged at lock housing (200), knob (13) is connected by rotating shaft (17) with cipher wheel (14);

Also comprise brace (10), main spring (16) and dead bolt (101), brace (10) is fixing by main spring (16), and described cipher wheel (14) is arranged between brace (10) and lock housing (200);

Described dead bolt (101) is independent cylinder, and dead bolt (101) is arranged in the accommodating groove (102) of brace (10) actively by spring (1011); Dead bolt (101) end can be inserted in the slot (141) that cipher wheel (14) is provided with.

2. cipher door lock according to claim 1, is characterized in that:

In described cipher wheel (14), also there is the shorter screens of groove depth (142); Described screens (142) is corresponding with the upper digital number of knob (13) with the summation of slot (141).

3. cipher door lock according to claim 1, is characterized in that:

The two ends of described brace (10) also comprise guide groove (104), and the lead (201) of lock housing (200) both sides is plugged in guide groove (104).

4. cipher door lock according to claim 1, is characterized in that:

Also comprise and lock button (15), locking button (15) is plugged in the hole (103) of brace (10), bevelled shifting block (1221) is established at the top of described outer shift fork (122), and shifting block (1221) contacts with locking button (15), interferes and forms the state of locking.

5. cipher door lock according to claim 1, is characterized in that:

In described rotating shaft (17), be arranged with the wind spring (171) being connected with knob (13), knob (13) and cipher wheel (14) can reset under wind spring (171) effect.

6. according to the cipher door lock described in claim 5 any one, it is characterized in that:

Also comprise the control strip (146) that can press rotating shaft (17);

Described cipher wheel (14) bottom surface is also provided with a tune password groove (143) that can insert control strip (146);

Described rotating shaft (17) is an end opening, the hollow tubular structure of one end sealing, and the openend of rotating shaft (17) is plugged among the endoporus (131) of knob (13); Rotating shaft (17) is embedded with the back-moving spring (172) of diastole state;

The arranged outside of described rotating shaft (17) has a circle external gear (173), and the openend of the endoporus (131) of knob (13) has a circle internal gear (1311), and internal gear (1311) is engaged with each other with external gear (173).

7. cipher door lock according to claim 1, is characterized in that:

Described dead bolt (101) is rectangle or cylindrical-shaped structure.

8. cipher door lock according to claim 1, is characterized in that:

Described lock core structure (100) also comprises key lock mechanism (2).

9. cipher door lock according to claim 8, is characterized in that:

The key cylinder of described key lock structure (2) is pull-type anti-lock device.

10. cipher door lock according to claim 8, is characterized in that:

The key cylinder of described key lock structure (2) is touch-type anti-lock device.