CN202152569U - Novel door lock - Google Patents

Novel door lock Download PDF

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Publication number
CN202152569U
CN202152569U CN2011201720016U CN201120172001U CN202152569U CN 202152569 U CN202152569 U CN 202152569U CN 2011201720016 U CN2011201720016 U CN 2011201720016U CN 201120172001 U CN201120172001 U CN 201120172001U CN 202152569 U CN202152569 U CN 202152569U
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CN
China
Prior art keywords
lock
lock core
key
halfbody
dead bolt
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2011201720016U
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Chinese (zh)
Inventor
谭立信
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Individual
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Individual
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Publication date
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Priority to CN2011201720016U priority Critical patent/CN202152569U/en
Application granted granted Critical
Publication of CN202152569U publication Critical patent/CN202152569U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a novel door lock which comprises a lock body, a lock hole and a locking dog, wherein a first lock cylinder is rotatably arranged in the lock body, a first spring marble is arranged between the lock body and the first lock cylinder, a first key is arranged in the first lock cylinder, and a first gear is fixedly arranged on the first lock cylinder; the locking dog is provided with a first rack and a second rack as well as a sliding chamber, a second lock cylinder is arranged in the sliding chamber in a sliding way, a second spring marble is arranged between the second lock cylinder and the locking dog, and a second key hole is arranged in the lock cylinder; two sides of a second gear meshed with the second rack are respectively and fixedly provided with a driving part; a second key used for opening the second spring marble is fixedly arranged in the lock hole; and a locking element is arranged on the second lock cylinder. The novel door lock has a reasonable structure, realizes the function that the key can be taken out only when the door is locked, improves the anti-theft performance of the anti-theft door of a unit, and can be widely applied to anti-theft doors of a unit.

Description

New door lock
Technical field
The utility model relates to the door lock technical field, relates in particular to a kind of new door lock that is used for the unit security door.
Background technology
The Along with people's growth in the living standard, a flickering building is rised sheer from level ground, and for the sake of security, almost each unit all is equipped with security door.But because people's antitheft consciousness is also thinner, the custom of not locking a door conveniently, so security door often is in opening, this has just stayed opportunity to the offender, causes potential safety hazard.
The utility model content
The utility model technical problem to be solved is: a kind of new door lock is provided, and rational in infrastructure, realized locking a door and could take out key, improved the theftproof performance of unit security door.
For solving the problems of the technologies described above; The technical scheme of the utility model is: new door lock; Comprise lock body that is installed on the swing leaf and the lockhole that is installed on seldom moving door leaf or the doorframe; Be rotatablely equipped with first lock core in the said lock body, be provided with first spring marble between the said lock body and first lock core, said first lock core is provided with first keyhole that runs through said first lock core; Be provided with first key that is used to open said first spring marble in said first keyhole, be installed with first gear on said first lock core; Dead bolt; Said dead bolt is slidingly mounted on the said swing leaf; Said dead bolt is provided with first tooth bar that is meshed with said first gear, and said dead bolt is provided with a sliding chamber, is slidingly fitted with second lock core in the said sliding chamber; Be provided with second spring marble between said second lock core and the dead bolt, said second lock core is provided with second keyhole; A side relative with said first tooth bar on the said dead bolt is provided with second tooth bar; With second gear that said second tooth bar is meshed, the both sides of said second gear are installed with driver part respectively; Fixed installation is useful on second key of opening said second spring marble in the said lockhole; Said second lock core is provided with stopping element, and the said stopping element and second gear offset.
As a kind of improvement, said first is provided with jog on the key, and said jog is corresponding with the first spring marble position.
As a kind of improvement, said driver part comprises rotating and is installed on the swing leaf and is positioned at the inboard inner handle of said swing leaf and rotates the outdoor handle that is installed on the swing leaf and is positioned at the said swing leaf outside.
As a kind of improvement, said stopping element comprises the baffle plate that is fixedly installed on said second lock core.
As further improvement; Said first key comprises unblank halfbody and the handle halfbody that links together through bearing pin; Said jog is arranged on the said halfbody of unblanking; Said unblanking is provided with disc spring between halfbody and the handle halfbody, and said disc spring one end is fixedly installed on the said bearing pin, and the other end is fixedly installed on the said handle halfbody.
As further improvement, the said halfbody of unblanking is plugged in said first keyhole and stretches out said first lock core.
Owing to adopted technique scheme, the beneficial effect of the utility model is: because first lock core, second lock core and stopping element have been installed on swing leaf, seldom designing lockhole on moving door leaf or the doorframe; In lockhole, be provided with second key, make to have only with first key and open first lock core, dead bolt can slide; Have only second key to open second lock core, second lock core and dead bolt can slide relatively, and stopping element can not braked by second gear when door lock is sealed; Otherwise stopping element will be braked by second gear; Thereby cause dead bolt to be braked, first lock core can not turn round and put in place, and then the operator can't take out key; Thereby having realized only locks a door puts in place and can take out first key, has improved the theftproof performance of unit security door.
Be installed on the swing leaf and be positioned at the inboard inner handle of swing leaf and rotate the outdoor handle that is installed on the swing leaf and is positioned at the swing leaf outside because driver part comprises rotating, convenient when making this door lock operation, first key just plays the effect of opening first spring marble; The application of force not when unblanking, but rely on the inner handle or the outdoor handle application of force, when rotating inner handle or outdoor handle; Driving second gear rotates; Slide thereby drive dead bolt, both convenient, laborsaving again.
Because first key comprises unblank halfbody and the handle halfbody that links together through bearing pin, makes the Key structure of winning simple, realized inserting in a side of door, can extract out from the opposite side of door, the operator is easy to use.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the utility model embodiment locked state sketch map;
Fig. 3 is the utility model embodiment unlocking condition sketch map;
Fig. 4 is the empty lock of a utility model embodiment view;
Fig. 5 is the structural representation of the utility model embodiment first key;
Among the figure: 1, doorframe, 2, swing leaf, 3, lock body, 4, first lock core, 5, first spring marble, 6, first gear; 7, inner handle, 8, outdoor handle, 9, first key, 91, the halfbody of unblanking, 92, the handle halfbody, 93, bearing pin; 94, disc spring, 95, jog, 10, dead bolt, 11, first tooth bar, 12, second lock core; 13, baffle plate, 14, second key, 15, second spring marble, 16, second tooth bar, 17, second gear.
The specific embodiment
Like Fig. 1, Fig. 2 and shown in Figure 5, a kind of new door lock mainly comprises lock body 3 that is installed on the swing leaf 2 and the lockhole that is installed on seldom moving door leaf or the doorframe 1; Be rotatablely equipped with first lock core 4 in the said lock body 3, be provided with first spring marble 5 between the said lock body 3 and first lock core 4, said first lock core 4 is provided with first keyhole that runs through said first lock core 4; Be provided with first key 9 that is used to open said first spring marble 5 in said first keyhole; Akin with common spring marble lock, said first key 9 is provided with jog 95, and said jog 95 is corresponding with first spring marble, 5 positions; After first key 9 inserts first keyhole; The pellet shot from a slingshot of first spring marble 5 can be pressed onto the jog 95 of first key 9, and this moment, first lock core 4 can rotate in lock body 3, after first key 9 leaves original position; The pellet shot from a slingshot that is pressed in the recess of first key, 9 jogs 95 just constrains in first key 9 in first keyhole, and first key 9 just can't be extracted out; Be installed with first gear 6 on said first lock core 4; Said new door lock also comprises dead bolt 10; Said dead bolt 10 is slidingly mounted on the said swing leaf 2; Said dead bolt 10 is provided with first tooth bar 11 that is meshed with said first gear 6, and for the ease of processing and saving cost, first tooth bar 11 can be set to one with said dead bolt 10; Said dead bolt 10 is provided with a sliding chamber; Be slidingly fitted with second lock core 12 in the said sliding chamber, be provided with second spring marble 15 between said second lock core 12 and the dead bolt 10, said second lock core 12 is provided with second keyhole; Be provided with second tooth bar 16 with said first tooth bar, 11 relative sides on the said dead bolt 10, same, second tooth bar 16 also can be set to one with said dead bolt 10; Said new door lock also comprises second gear 17 that is meshed with said second tooth bar 16, and the both sides of said second gear 17 are installed with driver part respectively; Fixed installation is useful on second key 14 of opening said second spring marble 15 in the said lockhole; Said second lock core 12 is provided with stopping element; The said stopping element and second gear 17 offset, and said stopping element comprises the baffle plate 13 that is fixedly installed on said second lock core 12, and said baffle plate 13 is arranged on the end of said second lock core 12; If second key 14 is not opened second spring marble 15; When second lock core 12 slided to lockhole together with dead bolt 10, baffle plate 13 can be against on second gear 17, braking dead bolt 10.
Said driver part comprises rotating and is installed on the swing leaf 2 and is positioned at the inboard inner handles 7 of said swing leaf 2 and rotates the outdoor handle 8 that is installed on the swing leaf 2 and is positioned at said swing leaf 2 outsides.
First key 9 needs and can in swing leaf 2, open door lock, outside swing leaf 2, extracts out then, also can outside swing leaf 2, open door lock simultaneously, in swing leaf 2, extracts out then.In order to realize this technical scheme; Said first key comprises unblank halfbody 91 and the handle halfbody 92 that links together through bearing pin 93; Said jog 95 is arranged on the said halfbody 91 of unblanking; Said unblanking is provided with disc spring 94 between halfbody 91 and the handle halfbody 92, and said disc spring 94 1 ends are fixedly installed on the said bearing pin 93, and the other end is fixedly installed on the said handle halfbody 92.The said halfbody 91 of unblanking is plugged in said first keyhole and stretches out said first lock core.Unblank to have the jog 95 of opening first spring marble on the halfbody 91, handle halfbody 92 is as application of force handle, and these two halfbodies are hinged through a bearing pin 93; And bearing pin 93 is provided with disc spring 94; When unblanking, the halfbody 91 of unblanking that will have jog 95 inserts first keyhole, turning handle halfbody 92; Make handle halfbody 92 halfbody 91 of unblanking that staggers; The application of force pushed first key 9 and made it stretch out swing leaf 2 this moment, and this moment, the handle halfbody 92 just played position-limiting action, and the jog 95 on the halfbody 91 of unblanking is opened first spring marble 5; When getting key, release handle halfbody 92 under the effect of disc spring 94, has handle halfbody 92 and synthesizes a linearly extended integral body with the halfbody 91 of unblanking, and arrest an end that exposes the halfbody 91 of unblanking outside the swing leaf 2 this moment, just can extract first key 9 out.
Its course of work is following:
As shown in Figure 3, during unlatching, after first key 9 inserts first keyhole; The pellet shot from a slingshot of first spring marble 5 can be pressed onto the jog 95 of first key 9, and this moment, first lock core 4 can rotate in lock body 3, rotated outdoor handle 8; Drive second gear 17 and rotate, drive dead bolt 10 and from lockhole, skid off, dead bolt 10 drives first gear 6 and rotates; Make the key 9 of winning leave original position, the pellet shot from a slingshot that is pressed in the recess of first key, 9 jogs 95 just constrains in first key 9 in first keyhole, and first key 9 just can't be extracted out; From lockhole, deviate from fully when dead bolt 10, security door just can be opened.
As shown in Figure 2, when locking a door, the people open security door from enter into outdoors the door in after; Backward rotation inner handle 7 drives second gear 17 and rotates, and drives dead bolt 10 and slides to lockhole; When second key 14 is inserted in second keyhole, open second spring marble, 15, the second lock cores 12 and just can slide relatively with dead bolt 10; Even this moment, baffle plate 13 was against on second gear 17, dead bolt 10 still can slide to lockhole, and dead bolt 10 drives 6 rotations of first gear simultaneously; Make the key 9 of winning go back to original position, just can extract first key 9 out.
As shown in Figure 4, during empty the lock, promptly dead bolt 10 is not inserted in the lockhole, at this moment backward rotation inner handle 7 or outdoor handle 8; Drive second gear 17 and rotate, drive dead bolt 10 and slide to lockhole, because second key 14 is not inserted in second keyhole; Can't open second spring marble, 15, the second lock cores 12 and be locked together in slip together, when baffle plate 13 is against on second gear 17 with dead bolt 10; Dead bolt 10 just is braked, and first gear 6 also is braked simultaneously, and first key 9 does not go back to original position; Just can't extract first key 9 out, personnel also inconvenience leave, and have improved the theftproof performance of security door.
The utility model is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of having done all drop within the protection domain of the utility model.

Claims (6)

1. new door lock; Comprise lock body that is installed on the swing leaf and the lockhole that is installed on seldom moving door leaf or the doorframe; Be rotatablely equipped with first lock core in the said lock body, be provided with first spring marble between the said lock body and first lock core, it is characterized in that: said first lock core is provided with first keyhole that runs through said first lock core; Be provided with first key that is used to open said first spring marble in said first keyhole, be installed with first gear on said first lock core;
Dead bolt; Said dead bolt is slidingly mounted on the said swing leaf; Said dead bolt is provided with first tooth bar that is meshed with said first gear, and said dead bolt is provided with a sliding chamber, is slidingly fitted with second lock core in the said sliding chamber; Be provided with second spring marble between said second lock core and the dead bolt, said second lock core is provided with second keyhole;
A side relative with said first tooth bar on the said dead bolt is provided with second tooth bar;
With second gear that said second tooth bar is meshed, the both sides of said second gear are installed with driver part respectively;
Fixed installation is useful on second key of opening said second spring marble in the said lockhole;
Said second lock core is provided with stopping element, and the said stopping element and second gear offset.
2. new door lock as claimed in claim 1 is characterized in that: said first is provided with jog on the key, and said jog is corresponding with the first spring marble position.
3. new door lock as claimed in claim 1 is characterized in that: said driver part comprises rotating and is installed on the swing leaf and is positioned at the inboard inner handle of said swing leaf and rotates the outdoor handle that is installed on the swing leaf and is positioned at the said swing leaf outside.
4. new door lock as claimed in claim 1 is characterized in that: said stopping element comprises the baffle plate that is fixedly installed on said second lock core.
5. new door lock as claimed in claim 2; It is characterized in that: said first key comprises unblank halfbody and the handle halfbody that links together through bearing pin; Said jog is arranged on the said halfbody of unblanking; Said unblanking is provided with disc spring between halfbody and the handle halfbody, and said disc spring one end is fixedly installed on the said bearing pin, and the other end is fixedly installed on the said handle halfbody.
6. new door lock as claimed in claim 5 is characterized in that: the said halfbody of unblanking is plugged in said first keyhole and stretches out said first lock core.
CN2011201720016U 2011-05-26 2011-05-26 Novel door lock Expired - Fee Related CN202152569U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011201720016U CN202152569U (en) 2011-05-26 2011-05-26 Novel door lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201720016U CN202152569U (en) 2011-05-26 2011-05-26 Novel door lock

Publications (1)

Publication Number Publication Date
CN202152569U true CN202152569U (en) 2012-02-29

Family

ID=45693069

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011201720016U Expired - Fee Related CN202152569U (en) 2011-05-26 2011-05-26 Novel door lock

Country Status (1)

Country Link
CN (1) CN202152569U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107060512A (en) * 2017-02-13 2017-08-18 中山国鳌智能科技有限公司 Pellet interlocking theftproof lock
CN108930451A (en) * 2018-06-22 2018-12-04 芜湖汉科信息技术有限公司 A kind of electronic information service theftproof lock
CN112324249A (en) * 2020-11-18 2021-02-05 强麟 Lock bolt structure of anti-theft door lock and operation method thereof
CN113622750A (en) * 2021-08-09 2021-11-09 浙江星月安防科技有限公司 Electromagnetic lock assembly and anti-theft door
CN113775258A (en) * 2021-08-23 2021-12-10 深圳市云伽智能技术有限公司 Inner lock body and lock with same

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107060512A (en) * 2017-02-13 2017-08-18 中山国鳌智能科技有限公司 Pellet interlocking theftproof lock
CN107060512B (en) * 2017-02-13 2018-10-23 中山国鳌智能科技有限公司 Pellet interlocking theftproof lock
CN108930451A (en) * 2018-06-22 2018-12-04 芜湖汉科信息技术有限公司 A kind of electronic information service theftproof lock
CN112324249A (en) * 2020-11-18 2021-02-05 强麟 Lock bolt structure of anti-theft door lock and operation method thereof
CN113622750A (en) * 2021-08-09 2021-11-09 浙江星月安防科技有限公司 Electromagnetic lock assembly and anti-theft door
CN113775258A (en) * 2021-08-23 2021-12-10 深圳市云伽智能技术有限公司 Inner lock body and lock with same
CN113775258B (en) * 2021-08-23 2024-01-12 深圳市云伽智能技术有限公司 Inner lock body and lock with same

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120229

Termination date: 20130526