CN2729243Y - Door lock - Google Patents
Door lock Download PDFInfo
- Publication number
- CN2729243Y CN2729243Y CN 200420107464 CN200420107464U CN2729243Y CN 2729243 Y CN2729243 Y CN 2729243Y CN 200420107464 CN200420107464 CN 200420107464 CN 200420107464 U CN200420107464 U CN 200420107464U CN 2729243 Y CN2729243 Y CN 2729243Y
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- CN
- China
- Prior art keywords
- dead bolt
- lock
- handle
- door
- big
- Prior art date
- 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
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Abstract
The utility model relates to a door lock, comprising a lock body, a lock core and an actuating handle. The lock core is arranged in the lock body. The lock body is composed of a lock shell and a lock shell cover. The side of the lock body is provided with a door lock panel. The interior of the lock shell is provided with a big lock bolt and a small lock bolt. The actuating handle and the small lock bolt are linked through a small lock bolt slide block and a square hole transmission block. The big lock bolt is linked with the lock core and the actuating handle through a big lock bolt slide block, a lock core transmission piece and a shifting fork. The inside of the door lock panel is provided with a vertical connecting rod which is linked with the actuating handle. The vertical connecting rod is provided with a pin shaft. The pin shaft is matched with a pin shaft seat which is fixed on the door frame. The pin shaft moves top and down and enters the pin shaft seat, which causes the door leaf and the door frame to realize the multiple lock points locking. The action of the big lock bolt and the small lock bolt linking with the actuating handle can realize the optional door opening, door closing and door locking. The utility model has novel structure, function expanding, safety, good energy saving effect, easy use and long service life.
Description
Technical field:
The utility model relates to the building annex, relates in particular to door, particularly a kind of door lock.
Background technology:
Door lock of the prior art, as with the spherical door lock of iron sheet punching out with the stockless catch-bolt of urib founding, function is few, has only a locking point, and the life-span is short, and the performance of ensuring public security is undesirable, can't satisfy the instructions for use of consumers in general in various different occasions.
Summary of the invention:
Technical problem of the prior art to be solved in the utility model is: because door lock of the prior art has only a locking point, the life-span is short, and security personnel's performance is undesirable, can't satisfy the instructions for use of consumers in general in various different occasions.
The utility model provides a kind of door lock for the technical scheme that solves above-mentioned technical problem of the prior art and adopt, described this door lock is by lock body, lock core and handle handle constitute, described lock body is made of lock housing and lock housing lid, a side of described lock housing and lock housing lid is provided with Door lock casing, wherein, described Door lock casing links to each other with described lock housing by upper and lower surfaces plate contiguous block, be provided with a big dead bolt and a little dead bolt in the described lock housing, described little dead bolt is arranged on the top of described lock housing, described big dead bolt is arranged on the bottom of described lock housing, the front end of described big dead bolt is cuboid, the front end of described little dead bolt is wedge-like, described Door lock casing is provided with a big dead bolt and passes through the hole by hole and a little dead bolt, described big dead bolt matches with the position of described big dead bolt by the hole, described little dead bolt matches with the position of described little dead bolt by the hole, the rear end of described little dead bolt is provided with a little dead bolt slide block by a little dead bolt connecting rod, described little dead bolt connecting rod is provided with a packing ring, be arranged with a small lock tongue spring on the little dead bolt connecting rod between described little dead bolt and the packing ring, described little dead bolt slide block is arranged in the interior chute of described lock housing, the downside of described little dead bolt slide block is provided with a square hole drive block, the two ends of described square hole drive block are provided with rotating shaft, be provided with square hole in the described rotating shaft vertically, be provided with projection behind a preceding projection and in the peripheral side of described square hole drive block, projection and the V-shaped distribution of back projection before described, the lower end of described little dead bolt slide block before described projection and the back projection between, the front side of projection is provided with slope before described, described handle handle is made of an interior handle and an outer handle, handle is fixedlyed connected by the handle connecting rod that a cross section is square with outer handle in described, described handle connecting rod is located in the described square hole, described big dead bolt is made of big dead bolt box body and big dead bolt lid, be provided with big lock tongue spring in the described big dead bolt box body, described big dead bolt is arranged in another interior chute of described lock housing, the rear end of described big dead bolt is provided with a big dead bolt slide block, described big dead bolt slide block is connected with a lock core driver blade, described lock core driver blade semi-surrounding is arranged on the outside of described big dead bolt lid, described lock core vertically passes and is arranged on described lock housing and covers, the tumbler of described lock core is connected with described lock core driver blade, the upside of described lock core driver blade is provided with a shift fork, described shift fork is provided with the hole, described shift fork is set in the rotating shaft of described square hole drive block one end, the side of described shift fork is provided with a sliding piece, described sliding piece contacts with the top of described lock core driver blade, described shift fork is to being provided with a driving lever, described driving lever extends to the front side of described little dead bolt slide block, also be provided with a spring between described shift fork and the described lock housing, be provided with a drive block push rod between the back projection of described square hole drive block and the described lock core driver blade, described drive block push rod is connected with described lock housing by a spring.
Further, described lock core is connected and fixed by a lock core base and a Lock cylinder cover and described lock housing lid.
Further, be provided with the lock core driving groove in the described lock core driver blade, the tumbler of described lock core is arranged in described lock core driving groove, and a side of described lock core driver blade is provided with a spring leaf.
Further, be arranged with a handle seat on one end of described handle connecting rod, be provided with a handle inserts in the described handle seat, described handle inserts is provided with a handle spring, one side of described handle spring is provided with a spring pressuring plate, be provided with the square hole that matches with described handle connecting rod in the described spring pressuring plate, the side of described spring pressuring plate is provided with crotch, described crotch is connected with an end in contact of described handle spring, and the arranged outside of described handle seat has a handle lid.
Further, described little dead bolt connecting rod is provided with a jump ring.
Further; the side of described lock body is provided with a door and endures backing plate; described door very backing plate is provided with a little dead bolt hole and a big dead bolt hole; one side of a described little dead bolt hole or a big dead bolt hole is provided with a dead bolt protective sleeve, and described dead bolt protective sleeve is very fixedlyed connected the side of backing plate with described door.
Further, the upper and lower side of described Door lock casing has an extension respectively, all has a straight shape groove on the described extension at least, the inboard of described Door lock casing is provided with a vertical links, described vertical links is connected with described handle handle by driving member, all be set with a bearing pin in the top and the bottom of described vertical links at least, described bearing pin passes described straight shape groove respectively, described bearing pin is respectively arranged with an axis pin base outward, at least have a breach that cooperates the bearing pin external diameter in the upper and lower side of described axis pin base, described axis pin base is provided with and the fixing screw hole of doorframe.
Further, be provided with the chucking pad between described lock core driver blade and the described big dead bolt.
Further, the side at described little dead bolt slide block is provided with adjustment screw.
The course of work of the present utility model is as follows: use key rotation lock core, tumbler in the lock core drives big dead bolt slide block by the lock core driver blade and moves, big dead bolt slide block moves big dead bolt forward end, charge into the door that is fixed on the doorframe and endure backing plate, simultaneously, the action of lock core driver blade restriction shift fork makes shift fork fix little dead bolt slide block, prevents that little dead bolt slide block is stepped back by the external force effect; The then recoverable big dead bolt of backward rotation lock core, and discharge shift fork simultaneously; Little dead bolt normality under the small lock tongue spring effect stretches out in outside the lock housing, and when rotating the handle handle, the handle handle rotates the square hole drive block, and the square hole drive block spurs little dead bolt slide block, makes little dead bolt retraction, can open the door; Further rotate the handle handle, the square hole drive block drives the drive block push rod and moves down, and the drive block push rod drives shift fork and rotates, shift fork promotes the lock core driver blade and moves, the lock core driver blade drives big dead bolt slide block and moves, and big dead bolt slide block makes big dead bolt stretch out lock housing, locks a door.Simultaneously, the bearing pin upper and lower displacement with on the vertical links of handle handle interlock enters in the axis pin base that is fixed on the doorframe, makes door leaf and doorframe realize Multiple locking point locking.
The utility model and prior art contrast, and its effect is actively with tangible.The utility model is provided with big dead bolt and little dead bolt in lock body, realize arbitrarily opening the door, closing the door and lock a door by action with the handle handle of big dead bolt and little dead bolt interlock, simultaneously, handle handle and the vertical links interlock that has bearing pin, utilize bearing pin to make door leaf and doorframe realize Multiple locking point sealing locking, more safe and reliable, the while good energy-conserving effect.
Description of drawings:
Fig. 1 is the structural representation of the lock body in a kind of door lock of the utility model.
Fig. 2 is the structural representation of the handle handle in a kind of door lock of the utility model.
Fig. 3 is the structural representation of the lock core in a kind of door lock of the utility model.
Fig. 4 is the structural representation of the Door lock casing extension in a kind of door lock of the utility model.
Fig. 5 is the structural representation that the door in a kind of door lock of the utility model is endured backing plate.
Fig. 6 is the combination schematic diagram of the lock body in a kind of door lock of the utility model.
The specific embodiment:
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6, a kind of door lock of the utility model is by lock body, lock core 36 and handle handle 33 constitute, described lock body is made of lock housing 4 and lock housing lid 20, described lock housing 4 and lock housing lid 20 is connected and fixed by lock housing mounting screw 21, a side of described lock housing 4 and lock housing lid 20 is provided with Door lock casing 1, wherein, described Door lock casing 1 links to each other with described lock housing 4 by upper and lower surfaces plate contiguous block 3, described panel contiguous block 3 links to each other with lock housing 4 by screw 26, in a preferred embodiment of the present utility model, the two ends up and down of described Door lock casing 1 also are respectively arranged with a panel end socket 2, be provided with a big dead bolt 24 and a little dead bolt 5 in the described lock housing 4, described little dead bolt 5 is arranged on the top of described lock housing 4, described big dead bolt 5 is arranged on the bottom of described lock housing 4, the front end of described big dead bolt 5 is cuboid, the front end of described little dead bolt 24 is wedge-like, described Door lock casing 1 is provided with a big dead bolt and passes through the hole by hole and a little dead bolt, described big dead bolt matches with the position of described big dead bolt 24 by the hole, described little dead bolt matches with the position of described little dead bolt 5 by the hole, the rear end of described little dead bolt 5 is provided with a little dead bolt slide block 11 by a little dead bolt connecting rod 9, described little dead bolt connecting rod 9 is provided with a packing ring 7, be arranged with a small lock tongue spring 6 on the little dead bolt connecting rod 9 between described little dead bolt 5 and the packing ring 7, described little dead bolt slide block 11 is arranged in the chute in the described lock housing 4, the downside of described little dead bolt slide block 11 is provided with a square hole drive block 111, the two ends of described square hole drive block 111 are provided with rotating shaft, be provided with square hole in the described rotating shaft vertically, be provided with projection behind a preceding projection and in the peripheral side of described square hole drive block 111, projection and the V-shaped distribution of back projection before described, the lower end of described little dead bolt slide block 11 before described projection and the back projection between, the front side of projection is provided with slope before described, described handle handle 33 is made of an interior handle and an outer handle, handle is fixedlyed connected by the handle connecting rod 27 that a cross section is square with outer handle in described, described handle connecting rod 27 is located in the described square hole, described lock housing lid 20 is provided with handle installing hole 42, described big dead bolt 24 is made of big dead bolt box body 25 and big dead bolt lid 22, be provided with big lock tongue spring 23 in the described big dead bolt box body 25, described big dead bolt 24 is arranged in another chute in the described lock housing 4, the rear end of described big dead bolt 24 is provided with a big dead bolt slide block 19, described big dead bolt slide block 19 is connected with a lock core driver blade 16, described lock core driver blade 16 semi-surroundings are arranged on the outside of described big dead bolt lid 22, described lock housing lid 20 is provided with lock core mounting hole 43, described lock core 36 vertically passes and is arranged on the described lock housing lid 20, the tumbler of described lock core 36 is connected with described lock core driver blade 16, the upside of described lock core driver blade 16 is provided with a shift fork 14, described shift fork 14 is provided with the hole, described shift fork 14 is set in the rotating shaft of described square hole drive block 111 1 ends, the side of described shift fork 14 is provided with a sliding piece, described sliding piece contacts with the top of described lock core driver blade 16, described shift fork 14 is to being provided with a driving lever, described driving lever extends to the front side of described little dead bolt slide block 11, also be provided with a spring 15 between described shift fork 14 and the described lock housing 4, be provided with a drive block push rod 12 between the back projection of described square hole drive block 111 and the described lock core driver blade 16, described drive block push rod 12 is connected with described lock housing 4 by a spring 13.
Further, described lock core 36 is connected and fixed with described lock housing lid 20 by a lock core base 34 and a Lock cylinder cover 35.
Further, be provided with the lock core driving groove in the described lock core driver blade 15, the tumbler of described lock core 36 is arranged in described lock core driving groove, and a side of described lock core driver blade 15 is provided with a spring leaf 18.
Further, be arranged with a handle seat 31 on one end of described handle connecting rod 27, be provided with a handle inserts 30 in the described handle seat 31, described handle inserts 30 is provided with a handle spring 29, one side of described handle spring 29 is provided with a spring pressuring plate 28, be provided with the square hole that matches with described handle connecting rod 27 in the described spring pressuring plate 28, the side of described spring pressuring plate 28 is provided with crotch, described crotch is connected with an end in contact of described handle spring 29, and the arranged outside of described handle seat 31 has a handle lid 32.
Further, described little dead bolt connecting rod 9 is provided with a jump ring 7.
Further; the side of described lock body is provided with a door and endures backing plate 38; described door very backing plate 38 is provided with a little dead bolt hole and a big dead bolt hole; one side of a described little dead bolt hole or a big dead bolt hole is provided with a dead bolt protective sleeve 37, and described dead bolt protective sleeve 37 is very fixedlyed connected the side of backing plate 38 with described door.
Further, the upper and lower side of described Door lock casing 1 has an extension 41 respectively, all has a straight shape groove on the described extension 41 at least, the inboard of described Door lock casing 1 is provided with a vertical links, described vertical links is connected with described handle handle 33 by driving member, all be set with a bearing pin 39 in the top and the bottom of described vertical links at least, described bearing pin 39 passes described straight shape groove respectively, be respectively arranged with an axis pin base 40 outside the described bearing pin 39, at least have a breach that cooperates bearing pin 40 external diameters in the upper and lower side of described axis pin base 40, described axis pin base 40 is provided with and the fixing screw hole of doorframe.
Further, be provided with chucking pad 17 between described lock core driver blade 16 and the described big dead bolt 24.
Further, the side at described little dead bolt slide block 11 is provided with adjustment screw 10.
Claims (9)
1. door lock, by lock body, lock core and handle handle constitute, described lock body is made of lock housing and lock housing lid, a side of described lock housing and lock housing lid is provided with Door lock casing, it is characterized in that: described Door lock casing links to each other with described lock housing by upper and lower surfaces plate contiguous block, be provided with a big dead bolt and a little dead bolt in the described lock housing, described little dead bolt is arranged on the top of described lock housing, described big dead bolt is arranged on the bottom of described lock housing, the front end of described big dead bolt is cuboid, the front end of described little dead bolt is wedge-like, described Door lock casing is provided with a big dead bolt and passes through the hole by hole and a little dead bolt, described big dead bolt matches with the position of described big dead bolt by the hole, described little dead bolt matches with the position of described little dead bolt by the hole, the rear end of described little dead bolt is provided with a little dead bolt slide block by a little dead bolt connecting rod, described little dead bolt connecting rod is provided with a packing ring, be arranged with a small lock tongue spring on the little dead bolt connecting rod between described little dead bolt and the packing ring, described little dead bolt slide block is arranged in the interior chute of described lock housing, the downside of described little dead bolt slide block is provided with a square hole drive block, the two ends of described square hole drive block are provided with rotating shaft, be provided with square hole in the described rotating shaft vertically, be provided with projection behind a preceding projection and in the peripheral side of described square hole drive block, projection and the V-shaped distribution of back projection before described, the lower end of described little dead bolt slide block before described projection and the back projection between, the front side of projection is provided with slope before described, described handle handle is made of an interior handle and an outer handle, handle is fixedlyed connected by the handle connecting rod that a cross section is square with outer handle in described, described handle connecting rod is located in the described square hole, described big dead bolt is made of big dead bolt box body and big dead bolt lid, be provided with big lock tongue spring in the described big dead bolt box body, described big dead bolt is arranged in another interior chute of described lock housing, the rear end of described big dead bolt is provided with a big dead bolt slide block, described big dead bolt slide block is connected with a lock core driver blade, described lock core driver blade semi-surrounding is arranged on the outside of described big dead bolt lid, described lock core vertically passes and is arranged on described lock housing and covers, the tumbler of described lock core is connected with described lock core driver blade, the upside of described lock core driver blade is provided with a shift fork, described shift fork is provided with the hole, described shift fork is set in the rotating shaft of described square hole drive block one end, the side of described shift fork is provided with a sliding piece, described sliding piece contacts with the top of described lock core driver blade, described shift fork is to being provided with a driving lever, described driving lever extends to the front side of described little dead bolt slide block, also be provided with a spring between described shift fork and the described lock housing, be provided with a drive block push rod between the back projection of described square hole drive block and the described lock core driver blade, described drive block push rod is connected with described lock housing by a spring.
2. door lock as claimed in claim 1 is characterized in that: described lock core is connected and fixed by a lock core base and a Lock cylinder cover and described lock housing lid.
3. door lock as claimed in claim 1 is characterized in that: be provided with the lock core driving groove in the described lock core driver blade, the tumbler of described lock core is arranged in described lock core driving groove, and a side of described lock core driver blade is provided with a spring leaf.
4. door lock as claimed in claim 1, it is characterized in that: be arranged with a handle seat on the end of described handle connecting rod, be provided with a handle inserts in the described handle seat, described handle inserts is provided with a handle spring, one side of described handle spring is provided with a spring pressuring plate, be provided with the square hole that matches with described handle connecting rod in the described spring pressuring plate, the side of described spring pressuring plate is provided with crotch, described crotch is connected with an end in contact of described handle spring, and the arranged outside of described handle seat has a handle lid.
5. door lock as claimed in claim 1 is characterized in that: described little dead bolt connecting rod is provided with a jump ring.
6. door lock as claimed in claim 1; it is characterized in that: the side of described lock body is provided with a door and endures backing plate; described door very backing plate is provided with a little dead bolt hole and a big dead bolt hole; one side of a described little dead bolt hole or a big dead bolt hole is provided with a dead bolt protective sleeve, and described dead bolt protective sleeve is very fixedlyed connected the side of backing plate with described door.
7. door lock as claimed in claim 1, it is characterized in that: the upper and lower side of described Door lock casing has an extension respectively, all has a straight shape groove on the described extension at least, the inboard of described Door lock casing is provided with a vertical links, described vertical links is connected with described handle handle by driving member, all be set with a bearing pin in the top and the bottom of described vertical links at least, described bearing pin passes described straight shape groove respectively, described bearing pin is respectively arranged with an axis pin base outward, at least have a breach that cooperates the bearing pin external diameter in the upper and lower side of described axis pin base, described axis pin base is provided with and the fixing screw hole of doorframe.
8. door lock as claimed in claim 1 is characterized in that: be provided with the chucking pad between described lock core driver blade and the described big dead bolt.
9. door lock as claimed in claim 1 is characterized in that: the side at described little dead bolt slide block is provided with adjustment screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420107464 CN2729243Y (en) | 2004-10-21 | 2004-10-21 | Door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420107464 CN2729243Y (en) | 2004-10-21 | 2004-10-21 | Door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2729243Y true CN2729243Y (en) | 2005-09-28 |
Family
ID=35048020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420107464 Expired - Fee Related CN2729243Y (en) | 2004-10-21 | 2004-10-21 | Door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2729243Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681026A (en) * | 2019-01-29 | 2019-04-26 | 亚萨合莱国强（山东）五金科技有限公司 | A kind of single bolt door lock for vertical hinged door |
-
2004
- 2004-10-21 CN CN 200420107464 patent/CN2729243Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681026A (en) * | 2019-01-29 | 2019-04-26 | 亚萨合莱国强（山东）五金科技有限公司 | A kind of single bolt door lock for vertical hinged door |
| CN109681026B (en) * | 2019-01-29 | 2023-12-19 | 亚萨合莱国强（山东）五金科技有限公司 | Single tongue door lock for side-hung door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |