CN108952324A - A kind of door latch structure - Google Patents
A kind of door latch structure Download PDFInfo
- Publication number
- CN108952324A CN108952324A CN201810903804.0A CN201810903804A CN108952324A CN 108952324 A CN108952324 A CN 108952324A CN 201810903804 A CN201810903804 A CN 201810903804A CN 108952324 A CN108952324 A CN 108952324A
- Authority
- CN
- China
- Prior art keywords
- pivoted housing
- lock tongue
- connecting rod
- connecting plate
- door latch
- 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.)
- Pending
Links
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- 238000007373 indentation Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B3/00—Fastening knobs or handles to lock or latch parts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
Abstract
The invention discloses a kind of door latch structures, including handle connecting rod, lock core and lock tongue, lock core includes that exterior cylindrical hangs tight set, one piece of columnar pivoted housing is respectively set in its internal two sides, the inner surface of the pivoted housing connects pushing block, outer surface has socket, and the end of handle connecting rod, which can insert, hangs tight set surface opening and grafting pivoted housing；Case assembly is pushed away between two pieces of pivoted housings, U-shaped push plate that is different by two block sizes, reversely splicing forms, the two stands of one of push plate are clamped lock tongue connecting plate, setting contact hangs tight the spring of set in another piece, and the pushing block of the pivoted housing is set in the U-shaped push plate of connection lock tongue connecting plate, when handle connecting rod drives pivoted housing rotation, the pushing block can push case assembly to walk, pull lock tongue connecting plate and lock tongue to move simultaneously, can fast assembling-disassembling door handle, use is more convenient.
Description
Technical field
The present invention relates to a kind of improvement of the structure of door lock.
Background technique
Door lock is the common product in current life, is installed on door-plate extensively.Current door lock handle generallys use
A piece straight-bar runs through lock core part, and when encountering fracture or lock core damages, dismounting is more not easy, and needs to dismantle lock core ability completely
Replacement.
Summary of the invention
The purpose of the present invention is in order to overcome the problems referred above, proposing a kind of door latch structure, can fast assembling-disassembling door handle, use
It is more convenient.
A kind of door latch structure proposed by the invention, including handle connecting rod, lock core and lock tongue, which is characterized in that
The lock core includes the set that hangs tight of exterior cylindrical, and internal two sides are respectively set one piece of columnar pivoted housing, and described turn
The inner surface of set connects pushing block, and outer surface has socket, and the end of handle connecting rod, which can insert, hangs tight set surface opening
And grafting pivoted housing；
Case assembly is pushed away between two pieces of pivoted housings, U-shaped push plate that is different by two block sizes, reversely splicing forms, wherein one
The two stands of block push plate are clamped lock tongue connecting plate, and setting contact hangs tight the spring of set, the pushing block setting of the pivoted housing in another piece
In in the U-shaped push plate of connection lock tongue connecting plate, when handle connecting rod drives pivoted housing rotation, the pushing block can push box group
Part walking pulls lock tongue connecting plate and lock tongue mobile simultaneously.
Further, the connected structure of the hand connecting rod is set as, and pivoted housing surface offers convex shape structure
Socket, socket inside top face has pedestal, and the spring leaf two sides of triangle are clamped the pedestal, and top is directed toward in socket
The heart；
Handle connecting rod end passes through the plug division connection plug of indent, and the plug division can be caught at the top of spring leaf,
By spring leaf clamping handle connecting rod, realize that connecting rod is separated with lock core.
Further, for the ease of locking, the door latch structure is additionally provided with locking mechanism, including safety plug, shank
On be provided with the card of beveled structure；
It hangs tight to put on and opens up through-hole, the shank of safety plug is plugged in through-hole, and the push plate of pivoted housing and spring side offers card
Enter the through slot of card, after the safety plug indentation, card is able to enter in the through slot of any side pivoted housing；
The card side of safety plug is provided with slope board, and after safety plug indentation, slope board is located at another piece of pivoted housing through slot
Outside.
Further, the connecting pin for pushing away case assembly and lock tongue connecting plate is equipped with hook formation, and lock tongue connecting plate end is equipped with
I-shaped connector can be caught in hook formation.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of lock core part of the present invention.
Fig. 3 is the structural schematic diagram that the present invention pushes away case assembly.
Fig. 4 is the structural schematic diagram of pivoted housing of the present invention.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below into
One step illustrates above-mentioned technical proposal.
A kind of door latch structure as shown in the figure, including handle connecting rod 13, lock core and lock tongue.Wherein:
Lock core includes that exterior cylindrical hangs tight set 11, and one piece of columnar pivoted housing 12, pivoted housing 12 is respectively set in internal two sides
Inner surface connect pushing block 121.The outer surface of pivoted housing 12 has socket, and the end of handle connecting rod 13, which can insert, to be hung tight
Cover the opening and grafting pivoted housing 12 on 11 surfaces.Connected structure specifically: the surface of pivoted housing 12 offers the socket of convex shape structure,
Socket inside top face has pedestal, and 14 two sides of spring leaf of triangle are clamped pedestal, and socket center is directed toward at top.Handle connection
The end of bar 13 passes through 131 connection plug of plug division of indent, and plug division 131 can be caught in 14 top of spring leaf.
Case assembly is pushed away between two pieces of pivoted housings 12, U-shaped push plate 21 that is different by two block sizes, reversely splicing forms, and leads to
It crosses 23 suspension connection of hook and hangs tight set 11.Two stabilizer blades of one of push plate 21 are clamped lock tongue connecting plate 22, are arranged in another piece
Contact hangs tight the spring 24 of set.The pushing block 121 of pivoted housing 12 is set in the U-shaped push plate 21 of connection lock tongue connecting plate 22.Work as handle
When connecting rod 13 drives pivoted housing 12 to rotate, pushing block 121 can push case assembly to walk, and pull lock tongue connecting plate 22 and lock tongue same
Shi Yidong.
The application, which is also set, can install locking mechanism additional, including safety plug 31, and the card of beveled structure is provided on shank
311；It hangs tight and opens up through-hole on set 11, the shank of safety plug 31 is plugged in through-hole, pivoted housing 12 and the push plate positioned at spring side
21 offer the through slot 211 for being caught in card 311, and after safety plug indentation, card 311 is able to enter the through slot of any side pivoted housing 12
In 211；The side of card 311 is provided with slope board 312, and after safety plug 31 is pressed into, slope board 312 is located at another piece of pivoted housing 12
Through slot 211 outside.
The connecting pin for pushing away case assembly and lock tongue connecting plate 22 is equipped with hook formation, and 22 end of lock tongue connecting plate is equipped with I-shaped
Connector 221, can be caught in hook formation.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (4)
1. a kind of door latch structure, including handle connecting rod, lock core and lock tongue, which is characterized in that
The lock core includes the set that hangs tight of exterior cylindrical, and one piece of columnar pivoted housing is respectively set in internal two sides, the pivoted housing
Inner surface connects pushing block, and outer surface has socket, and the end of handle connecting rod, which can insert, to be hung tight set surface opening and insert
Switch through set；
Case assembly is pushed away between two pieces of pivoted housings, U-shaped push plate that is different by two block sizes, reversely splicing forms, one of to push away
The two stands of plate are clamped lock tongue connecting plate, and setting contact hangs tight the spring of set in another piece, and the pushing block of the pivoted housing is set to company
It connects in the U-shaped push plate of lock tongue connecting plate, when handle connecting rod drives pivoted housing rotation, the pushing block can push case assembly row
It walks, pulls lock tongue connecting plate and lock tongue mobile simultaneously.
2. a kind of door latch structure according to claim 1, which is characterized in that the connected structure of the hand connecting rod is in this way
It is arranged, pivoted housing surface offers the socket of convex shape structure, and socket inside top face has pedestal, the spring leaf two of triangle
Side is clamped the pedestal, and socket center is directed toward at top；
Handle connecting rod end passes through the plug division connection plug of indent, and the plug division can be caught at the top of spring leaf.
3. a kind of door latch structure according to claim 1, which is characterized in that the door latch structure is additionally provided with locking knot
Structure, including safety plug are provided with the card of beveled structure on shank；
It hangs tight to put on and opens up through-hole, the shank of safety plug is plugged in through-hole, and the push plate of pivoted housing and spring side, which offers, is caught in card
The through slot of piece, after the safety plug indentation, card is able to enter in the through slot of any side pivoted housing；
The card side of safety plug is provided with slope board, and after safety plug indentation, slope board is located at the outer of another piece of pivoted housing through slot
Portion.
4. a kind of door latch structure according to claim 1, which is characterized in that push away the connecting pin of case assembly Yu lock tongue connecting plate
Equipped with hook formation, lock tongue connecting plate end is equipped with I-shaped connector, can be caught in hook formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810903804.0A CN108952324A (en) | 2018-08-09 | 2018-08-09 | A kind of door latch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810903804.0A CN108952324A (en) | 2018-08-09 | 2018-08-09 | A kind of door latch structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108952324A true CN108952324A (en) | 2018-12-07 |
Family
ID=64468587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810903804.0A Pending CN108952324A (en) | 2018-08-09 | 2018-08-09 | A kind of door latch structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108952324A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10200113A1 (en) * | 2002-01-03 | 2003-07-17 | Heinz W Perplies | Door lock has case containing catch bolt connected to door handle, with handle-case, carrier and protuberance |
| KR200421611Y1 (en) * | 2006-04-20 | 2006-07-14 | 안덕근 | A door of lockig pin |
| CN201314164Y (en) * | 2008-11-17 | 2009-09-23 | 李金谦 | Door lock |
| CN203613892U (en) * | 2013-12-13 | 2014-05-28 | 广东坚朗五金制品股份有限公司 | Channel lock |
| CN108316768A (en) * | 2018-02-28 | 2018-07-24 | 东莞市爱碧丽电子科技有限公司 | Machine automatization door lock |
| CN207686429U (en) * | 2017-12-26 | 2018-08-03 | 中山市伯兰美智能科技有限公司 | A kind of novel safety lock lamps structure |
| CN209494320U (en) * | 2018-08-09 | 2019-10-15 | 浙江坚迪五金制造有限公司 | A kind of door latch structure |
-
2018
- 2018-08-09 CN CN201810903804.0A patent/CN108952324A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10200113A1 (en) * | 2002-01-03 | 2003-07-17 | Heinz W Perplies | Door lock has case containing catch bolt connected to door handle, with handle-case, carrier and protuberance |
| KR200421611Y1 (en) * | 2006-04-20 | 2006-07-14 | 안덕근 | A door of lockig pin |
| CN201314164Y (en) * | 2008-11-17 | 2009-09-23 | 李金谦 | Door lock |
| CN203613892U (en) * | 2013-12-13 | 2014-05-28 | 广东坚朗五金制品股份有限公司 | Channel lock |
| CN207686429U (en) * | 2017-12-26 | 2018-08-03 | 中山市伯兰美智能科技有限公司 | A kind of novel safety lock lamps structure |
| CN108316768A (en) * | 2018-02-28 | 2018-07-24 | 东莞市爱碧丽电子科技有限公司 | Machine automatization door lock |
| CN209494320U (en) * | 2018-08-09 | 2019-10-15 | 浙江坚迪五金制造有限公司 | A kind of door latch structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |