CN106677614B - Latch bolt with rotary latch - Google Patents
Latch bolt with rotary latch Download PDFInfo
- Publication number
- CN106677614B CN106677614B CN201610955043.4A CN201610955043A CN106677614B CN 106677614 B CN106677614 B CN 106677614B CN 201610955043 A CN201610955043 A CN 201610955043A CN 106677614 B CN106677614 B CN 106677614B
- Authority
- CN
- China
- Prior art keywords
- latch
- rotary
- bolt
- shell
- gliding mass
- 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.)
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Classifications
-
- 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
- E05B15/10—Bolts of locks or night latches
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The present invention relates to a kind of latch bolt, which, which is arranged in, is installed on a door and on the door lock assembly that uses, and in particular to one kind has the latch bolt of rotation (spin) formula latch, this is latched in moving in rotation when in disengaging shell.This latch bolt with rotary latch of the invention is the latch bolt of door lock assembly, comprising: shell is inserted in the mounting groove being formed on door, latch guide hole is formed on one side；Gliding mass is arranged in the shell and is moved forward and backward；Rotary operating member connect with handle and operates the gliding mass；The inside of the gliding mass is arranged in, for flexibly supporting latch in latch elastic component；And latch, including the guiding axis to install in a manner of guide hole through latch and form bevelled latch head, rotating device is provided on latch guide hole and guiding axis, the rotating device on the basis of being able to drive latch in the forward or backward of latch to be oriented to axis center (C) for rotating.
Description
Technical field
The present invention relates to a kind of latch bolt, which, which is arranged in, is installed on a door and on the door lock assembly that uses, and in particular to
One kind having the latch bolt of rotation (spin) formula latch, this is latched in moving in rotation when in disengaging shell.
Background technique
The present invention relates to a kind of latch bolt, the latch bolt is used as a structure of door lock assembly, upon closing of the door, in elastic component
Under the action of, the blocking of door is jumped out and kept to the latch bolt, when swing handle etc., beats in the latch bolt insertion shell
It opens the door.
The door lock assembly being arranged on door includes door knob (bar) and latch bolt, and the door knob is rod-shaped or round, the latch bolt
With the latch moved forward or back under the rotation of the door knob (bar).At this point, the advance of latch refers to that latch jumps out a side
The movement in outside, the retrogressing of latch refer to that latch enters a movement for inside.
In general latch bolt, front end a part that the latch of front end is arranged in is formed slopely, in the state of advance i.e.
Make to close the door in the case where not having handled operation, inclined-plane is contacted with doorframe or wall surface and retreated naturally, so as to natural shutdown.
On the other hand, as described above, when being provided with the door lock assembly including latch bolt and door knob on door, in doorframe or wall surface
On be formed with for the latch bolt latch insertion latch slot.
Due to this structure, when shutting, the latch of the latch bolt is inserted into the latch slot, even if not having
Close the door in the state of rotation door knob, as previously mentioned, the latch of latch bolt is pushed open and retreated naturally by doorframe or wall surface, latch then including
Advance under the elastic reaction of the spring set etc. and be inserted into the slot for being formed in doorframe or wall surface, so as to keep shutdown shape
State.
The latch bolt used in the prior art has the following problems: being formed on latch and for enabling latch closing
When the inclined-plane that retreats and being arranged in is contacted with the pushing surface of the slot on the doorframe of the contact of incline plane when door, latch can simply after
It moves back, so that biggish load can be generated, the problem for causing startup operation not smooth enough.
Summary of the invention
Present invention aim to address problems present on existing latch bolt.
That is, the present invention provides a kind of latch bolt with rotary latch, at closing time, being latched in for the latch bolt exists with setting
The pushing surface of slot on doorframe contacts, and the latch will not be retreated simply at this time, but rotated back, existing so as to solve
There is problem present on latch bolt.
In order to achieve the above object, the latch bolt with rotary latch of the invention is the latch bolt of door lock assembly, feature
It is, comprising: shell is inserted in the mounting groove being formed on door, latch guide hole is formed on one side；Gliding mass, if
It sets in the shell and is moved forward and backward；Rotary operating member connect with handle and operates the gliding mass；Latch elastic component, if
It sets in the inside of the gliding mass, for flexibly supporting latch；And latch, including being installed in a manner of guide hole by through the latch
Guiding axis and form bevelled latch head, rotating device is provided on latch guide hole and guiding axis, it is described
Rotating device on the basis of being able to drive latch to be oriented to axis center C in the forward or backward of latch for rotating.
Latch bolt with rotary latch present invention as described above is advanced in latch along the axis of guiding axis center C
Or when retreating, latch is rotated on the basis of being oriented to axis center C, to contact then with the pushing surface for the slot being arranged on doorframe
When moving back can rotated back, therefore there is difference between the prior art, be able to solve the problems of in the prior art.
Detailed description of the invention
Fig. 1 is the three-dimensional signal of the door lock assembly for the latch bolt with rotary latch for being provided with one embodiment of the invention
Figure.
Fig. 2 is to be provided with the exploded perspective of the door lock assembly of the latch bolt with rotary latch of one embodiment of the invention to show
It is intended to.
Fig. 3 is the vertical view signal for being provided with the door lock assembly of the latch bolt with rotary latch of one embodiment of the invention
Figure.
Fig. 4 is the exploded stereoscopic schematic diagram of the latch bolt with rotary latch of one embodiment of the invention.
Fig. 5 is the schematic front view indicated inside the latch bolt with rotary latch of one embodiment of the invention.
Fig. 6 is main view and the side view signal of the latch in the latch bolt with rotary latch of one embodiment of the invention
Figure, wherein (a) is schematic side view, it (b) is schematic front view.
Fig. 7 is that the state in latch direction in the latch bolt with rotary latch for indicate conversion one embodiment of the invention is shown
It is intended to, wherein (a) is schematic side view, it (b) is schematic front view.
Specific embodiment
The term used in present specification and claims or vocabulary should not be limited to containing on common or dictionary
Justice explains that structure shown in the embodiment and figure recorded in this specification is an optimal embodiment of the invention,
All technical ideas of the invention cannot be represented, it is therefore to be understood that can have in application of the invention can replace these
A variety of equivalent structures and variation.
Latch bolt with rotary latch of the invention is a structure of the door lock assembly being installed on a door.
About this latch bolt with rotary latch of the invention, carried out specifically referring to the attached drawing for indicating an embodiment
It is bright.
It is described as follows referring to figs. 1 to Fig. 5.
Door lock assembly includes door lock assembly 1 and latch bolt 2 this two large divisions with rotary latch, wherein the door lock
Component 1 has handle, and the latch bolt 2 is installed on the side of the door lock assembly 1, can be operated by handle.
In general, door lock assembly 1 has any handle in rotary, extending type or push type, passes through described
Hand, the rotary latch being arranged in latch bolt 2 retreat, and by elastic component, before rotary latch and then reset.
In this latch bolt 2 with rotary latch, rotary latch is rotated (SPIN) when moving forward or back, and is wrapped
Following several major: shell 10 is included, is installed as being inserted into the mounting groove being formed on door；Rotary latch 20, it is prominent
It is installed on the one side of the shell 10, a portion is inserted into case inside, and is rotated when moving forward or back；It is sliding
Body 30 is set to the inside of the shell 10, is able to drive the retrogressing of latch 20；Latch elastic component 40, is set to the shell
In 10, enable to advance for flexibly supporting latch 20 and gliding mass 30；With rotary operating member 50, it is connected with handle, is rotating
When drive the gliding mass 30 to retreat.
The shell 10 is inserted in the mounting groove being formed on door, has inner space for accommodating gliding mass 30, elasticity
Part 40 and rotary operating member 50 are formed with the latch guide hole 12 for latch 20 through installation in one side (front) 11, described
Latch has more than one latch guide surface 13 with guide hole 12.It the guide surface 13 and is formed on the guiding axis 22 of latch 20
Rotary guide surface 22a contact, enable latch 20 to rotate (SPIN) when moving forward and backward.
This shell 10 is for ease of installation latch 20 and is easy to install gliding mass 30, elastic component 40 in inner space
And rotary operating member 50, generally it is made of housing body 10a and lid 10b.
Referring to fig. 4 to Fig. 6, the rotary latch 20 is installed in a manner of guide hole 12 by through latch, and is arranged at
Latch in shell 10 is flexibly supported with elastic component 40, is moved forward and backward when rotated, comprising: latch head 21 has
To the outside of shell 10 inclined-plane 21a outstanding；Guiding axis 22 runs through latch guide hole 12, rotatably leads with more than one
To face 22a；Left/right rotation uses rotation axle portion 23 instead, and between the latch head 21 and guiding axis 22, diameter is less than guiding
The diameter of axis 22, into latch in guide hole 12, so that latch 20 can be in the state of without external world's interference to be oriented to axis center C
On the basis of rotate；Snap ring 24 positioned at 30 inside of gliding mass；With fixing bolt 25, for the snap ring 24 to be fixed on guiding axis
22。
Preferably, the rotary guide surface 22a being formed on the guiding axis 22 is formed as spiral shape, so that rotary door bolt
Lock 20 is rotated on the basis of being oriented to axis center C, be formed in inclined-plane 21a on the latch head 21 also with rotary guide surface
22a is identically formed as spiral shape.
The latch 20 is installed to be latch head 21 to prominent on the outside of shell 10, by guiding axis 22 through shell 10
Guide hole 12 and the Kong Zhonghou being formed on gliding mass 30 install snap ring 24 using fixing bolt 25.
This latch 20 contacts with the pushing surface for the slot being arranged on doorframe and is individually retreated that (latch is to shell by promotion
Side is mobile), when in addition retreating under the action of gliding mass 30 is in handle, the latch 20 can be moved together with the gliding mass.It retreats
Latch 20 and gliding mass 30 under the action of latch elastic component 40 again before so that reset.
That is, the rotating device for driving latch 20 to rotate when moving forward and backward in latch 20 includes: more than one
Latch guide surface 13 is formed in the latch guide hole 12；More than one spiral rotary guide surface 22a, shape
Cheng Yu is contacted on the guiding axis 22 of latch guide hole 12 with latch guide surface 13.
Referring to Fig. 7, latch head 21 is being pushed to be allowed to retreat, and the left/right rotation uses rotation axle portion 23 instead and is located at latch
With in guide hole 12, and when latch head 21 being driven to rotate, latch 20 as constructed as above can be revolved centered on being oriented to axis center C
Turn, so as to change the inclined-plane 21a on latch head 21 to the left and right as shown in (a) of Fig. 7.
The gliding mass 30 is installed on the inside of shell 10, and is installed as retreating by handle, retreat when and latch
20 move together, so as to drive latch 20 to retreat under handle effect.The gliding mass 30 is formed as "U" shaped structure, institute
The top 31 and lower part 32 for stating gliding mass 30 are formed with nipple hole 34, and the nipple hole 34 supplies the card being set on rotary operating member 50
It is only inserted into protrusion 52, the front face 33 of the gliding mass 30 is formed with the perforative perforation of rotation axle portion 23 for latch 20.
When rotary operating member 50 rotates, this gliding mass 30 is retreated by locking protrusion 52, at this time latch 20
It moves together.But when latch 20 is contacted and retreated with the pushing surface for the slot being arranged on doorframe, gliding mass 30 will not be moved.
The gliding mass 30 retreated together with the latch 20 passes through latch in the case where losing (disappearance) active force (load)
With reset in turn before elastic component 40.
The latch elastic component 40 is located at the rear of rotary latch 20 and is installed in the inside of gliding mass 30, and uses
In resilient support rotary latch 20, when rotary latch 20 and the retrogressing of gliding mass 30, the latch drives institute with elastic component 40
It is resetted in turn before stating rotary latch 20 and gliding mass 30.
The rotary operating member 50 is to be able to drive gliding mass 30 when rotating by handle to retreat mobile structure, comprising:
Connecting hole 51, for connecting the rotary operating member 50 with handle 1a, to be able to drive rotation behaviour in operating handle 1a
Workpiece 50 rotates；With more than one locking protrusion 52, it is inserted in the nipple hole 34 being formed on gliding mass 30, when described
When rotary operating member 50 rotates, the locking protrusion 52 is able to drive the retrogressing of latch elastic component 40.It dashes forward that is, the locking is used
It is multiple for playing 52, and is inserted in the nipple hole 34 on the top 31 and lower part 32 that are respectively formed at gliding mass 30.
This rotary operating member 50 is carried out forward or reverse by handle, and locking drives gliding mass 30 with protrusion 52 when rotated
It retreats (referring to Fig. 5).
Description of symbols
10: shell 11: one side
12: latch guide hole 13: latch guide surface
20: latch 21: latch head
22: guiding axis 22a: rotary guide surface
23: left/right rotation uses rotation axle portion instead
30: gliding mass
40: elastic component
50: rotary operating member.
Claims (6)
1. a kind of latch bolt with rotary latch, the latch bolt is the latch bolt of door lock assembly, comprising: shell is inserted in be formed
In mounting groove on door；It is arranged in the intracorporal gliding mass of the shell；Latch elastic component；And latch, by the latch elasticity
Part resilient support, prominent to the side of shell, the latch bolt is characterized in that,
Have latch with guide hole (12) in the one side of the shell (10),
The latch (20) includes to run through the guiding axis (22) and be formed with inclined-plane that latch is installed in a manner of guide hole (12)
The latch head (21) of (21a),
Rotating device is provided on latch guide hole (12) and the guiding axis (22), the rotating device is for fastening with a bolt or latch
Latch is able to drive when the forward or backward of lock to rotate on the basis of being oriented to axis center (C).
2. a kind of latch bolt with rotary latch, the latch bolt is the latch bolt for the door lock assembly being installed on a door, the latch bolt
It is characterised by comprising:
Shell (10), is inserted in the mounting groove being formed on door, and latch is formed on the one side of the shell (10) with leading
Hole (12)；
Latch (20), including to run through the guiding axis (22) and be formed with inclined-plane that the latch is installed in a manner of guide hole (12)
The latch head (21) of (21a)；
Gliding mass (30), is arranged in the inside of the shell, and is moved forward and backward；
The inside of the gliding mass is arranged in, for flexibly supporting latch with elastic component (40) in latch；With
Rotary operating member (50), connect with handle, for operating the gliding mass,
Rotating device is provided on latch guide hole (12) and the guiding axis (22), the rotating device is for fastening with a bolt or latch
Latch is able to drive when the forward or backward of lock to rotate on the basis of being oriented to axis center (C).
3. the latch bolt according to claim 1 or 2 with rotary latch, which is characterized in that
The latch flexibly supports gliding mass while flexibly supporting latch (20) with elastic component (40), so that the gliding mass (30)
It can advance when retreating.
4. the latch bolt according to claim 1 or 2 with rotary latch, which is characterized in that
The rotating device is by being formed in the latch guide surface (13) of latch guide hole (12), contacting with the guide surface (13)
And it is formed in the spiral rotary guide surface (22a) on guiding axis (22) and constitutes.
5. the latch bolt according to claim 1 or 2 with rotary latch, which is characterized in that
The latch (20) is formed with left/right rotation between latch head (21) and guiding axis (22) and uses rotation axle portion (23), institute instead
State left/right rotation use instead rotation axle portion (23) diameter be less than guiding axis diameter and can the rotation in the latch guide hole (12).
6. the latch bolt according to claim 4 with rotary latch, which is characterized in that
The inclined-plane (21a) being formed on the latch head (21) is and the rotary guide surface that is formed on guiding axis (22)
The spiral shape of (22a) same direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610955043.4A CN106677614B (en) | 2016-10-27 | 2016-10-27 | Latch bolt with rotary latch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610955043.4A CN106677614B (en) | 2016-10-27 | 2016-10-27 | Latch bolt with rotary latch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106677614A CN106677614A (en) | 2017-05-17 |
| CN106677614B true CN106677614B (en) | 2019-05-21 |
Family
ID=58839504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610955043.4A Active CN106677614B (en) | 2016-10-27 | 2016-10-27 | Latch bolt with rotary latch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106677614B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100621519B1 (en) * | 2006-03-24 | 2006-09-15 | 두알산업 주식회사 | Pleated type latch bolt for door lock and the process of manufacture |
| CN202125124U (en) * | 2011-06-16 | 2012-01-25 | 无锡仟益贸易有限公司 | Direction-changing type door lock inclined tongue |
| CN202788213U (en) * | 2012-04-05 | 2013-03-13 | 曹国基 | Door lock |
| KR20130036831A (en) * | 2011-10-05 | 2013-04-15 | 주식회사 예스코리아 | A structure of a door lock |
| CN203257179U (en) * | 2013-03-08 | 2013-10-30 | 苏州万盛亿五金锁具有限公司 | Door lock with turnover latch bolt |
| KR20140016751A (en) * | 2012-07-31 | 2014-02-10 | 주식회사 넥스트 | Mult-type llatch bolt |
| EP2716844A2 (en) * | 2012-10-03 | 2014-04-09 | Roto Frank Ag | Door lock |
| CN203742301U (en) * | 2014-03-21 | 2014-07-30 | 温州华意利五金装饰有限公司 | Reversing-type door lock |
| CN104989177A (en) * | 2015-07-22 | 2015-10-21 | 佛山市汇泰龙五金卫浴制造有限公司 | Inclined tongue reserving mechanism and intelligent door lock with inclined tongue reserving mechanism |
| CN204960529U (en) * | 2015-07-22 | 2016-01-13 | 佛山市汇泰龙智能科技有限公司 | Oblique tongue reversing mechanism and have this oblique tongue reversing mechanism's intelligent lock |
| CN205063556U (en) * | 2015-10-12 | 2016-03-02 | 安朗杰安防技术（中国）有限公司 | Oblique tongue switching -over structure of lock body |
| CN206220670U (en) * | 2016-10-27 | 2017-06-06 | 江山 | Latch bolt with rotary latch |
-
2016
- 2016-10-27 CN CN201610955043.4A patent/CN106677614B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100621519B1 (en) * | 2006-03-24 | 2006-09-15 | 두알산업 주식회사 | Pleated type latch bolt for door lock and the process of manufacture |
| CN202125124U (en) * | 2011-06-16 | 2012-01-25 | 无锡仟益贸易有限公司 | Direction-changing type door lock inclined tongue |
| KR20130036831A (en) * | 2011-10-05 | 2013-04-15 | 주식회사 예스코리아 | A structure of a door lock |
| CN202788213U (en) * | 2012-04-05 | 2013-03-13 | 曹国基 | Door lock |
| KR20140016751A (en) * | 2012-07-31 | 2014-02-10 | 주식회사 넥스트 | Mult-type llatch bolt |
| EP2716844A2 (en) * | 2012-10-03 | 2014-04-09 | Roto Frank Ag | Door lock |
| CN203257179U (en) * | 2013-03-08 | 2013-10-30 | 苏州万盛亿五金锁具有限公司 | Door lock with turnover latch bolt |
| CN203742301U (en) * | 2014-03-21 | 2014-07-30 | 温州华意利五金装饰有限公司 | Reversing-type door lock |
| CN104989177A (en) * | 2015-07-22 | 2015-10-21 | 佛山市汇泰龙五金卫浴制造有限公司 | Inclined tongue reserving mechanism and intelligent door lock with inclined tongue reserving mechanism |
| CN204960529U (en) * | 2015-07-22 | 2016-01-13 | 佛山市汇泰龙智能科技有限公司 | Oblique tongue reversing mechanism and have this oblique tongue reversing mechanism's intelligent lock |
| CN205063556U (en) * | 2015-10-12 | 2016-03-02 | 安朗杰安防技术（中国）有限公司 | Oblique tongue switching -over structure of lock body |
| CN206220670U (en) * | 2016-10-27 | 2017-06-06 | 江山 | Latch bolt with rotary latch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106677614A (en) | 2017-05-17 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200330 Address after: 264200 No.11 Yantai East Road, Weihai City, Shandong Province Patentee after: Weihai sky electromechanical Meter Co., Ltd. Address before: 264200 Shandong city of Weihai Province torch high tech Industrial Development Zone North Road No. 141 Room 401 Patentee before: Jiang Shan |
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| TR01 | Transfer of patent right |