CN101245680B - Door lock - Google Patents
Door lock Download PDFInfo
- Publication number
- CN101245680B CN101245680B CN2008100601084A CN200810060108A CN101245680B CN 101245680 B CN101245680 B CN 101245680B CN 2008100601084 A CN2008100601084 A CN 2008100601084A CN 200810060108 A CN200810060108 A CN 200810060108A CN 101245680 B CN101245680 B CN 101245680B
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- China
- Prior art keywords
- spring
- dead bolt
- pawl
- joint pin
- holder
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Abstract
The invention discloses a sash fastener, including a shell, a base and a bolt; the base is provided with a permanent seat; a first spring is arranged between the permanent seat and the bolt; a hook mechanism is arranged between the bolt and the permanent seat; the outside of the shell is arranged with a slip cover which is connected with the bolt; the invention is characterized in that the back part of the bolt is provided with a spring upper guard plate which is used for protecting the first spring; the advantages of the invention are that: as the back part of the bolt is provided with the spring upper guard plate which is used for protecting the first spring, when in installation, the first spring does not pop up due to the protection of the spring upper guard plate; furthermore, the length of a spring bearing used for socket-jointing the first spring is larger than or equal to one third of the length of the first spring, which leads the first spring not to pop up due to the bending of the spring bearing in installation, thus playing the role in double protection; the sash fastener also has the advantages of compact structure, convenient usage, safety and reliability, double-finger structure of the collet finger, bidirectional buckling, more uniform stress and being not easy to be damaged.
Description
Technical field
The present invention relates to a kind of lockset, especially relate to a kind of sash lock.
Background technology
Existing sash lock mainly comprises lock body and dead bolt, a kind of sash lock is disclosed as No. 00228072.8 Chinese utility model patent that April 25 calendar year 2001, bulletin was authorized, by lock body, poke rod, spring, dead bolt is formed, one end of poke rod is provided with handle, this is provided with flange at hand, in the time of outside handle stretches out lock body, flange is stuck on the draw-in groove of lock body, the other end of poke rod be shaped as "T"-shaped button, an end that is located at the dead bolt of lock body side is provided with the catching groove that is interlockingly connected with "T"-shaped button, spring is located on the poke rod, opens, when closing window, directly stir handle, the drive dead bolt moves, pin door and window, this sash lock is unblanked door and window conveniently, and firmly.But the sash lock of this structure must promote door and window more continuously after stirring handle could open door and window, convenient inadequately during use.
In order to address the above problem, a kind of window lock is disclosed in the Chinese invention patent application specification that on October 18th, 2006, disclosed application number was CN200610050768.5, comprise shell, base and dead bolt, base is provided with holder, be provided with first spring between holder and the dead bolt, the outer setting of shell has the slip lid that is connected with dead bolt, characteristics are to be provided with snap device between dead bolt and the holder, advantage is compact conformation, easy to use, safe and reliable, by a snap device is set between dead bolt and holder, when needs are opend the window, only need to promote slip lid and drive in the dead bolt and move, when elastic claw fastens when deciding the journey groove, dead bolt no longer ejects, at this moment, only need firmly can open the window gently; And when needs are closed window, as long as push to window, at this moment, the inclined-plane of slip strut contacts with window frame, and the slip strut is moved backward, and the oblique projection in chute can strut elastic claw, make its disengaging decide the journey groove, under the effect of first spring, dead bolt will eject the pinning window automatically; But when mounting spring,, first spring is jumped out, cause whole sash lock not use, and under abnormal condition, the reference column on the slip lid is pressed onto first spring easily, thereby damages first spring because the operative employee is unskilled.
Summary of the invention
Technical problem to be solved by this invention provide a kind of when assembling spring install easily and the sash lock that can not jump out.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of sash lock; comprise shell, base and dead bolt; described base is provided with holder; be provided with first spring between described holder and the described dead bolt; be provided with snap device between described dead bolt and the described holder; the outer setting of described shell has the slip lid that is connected with described dead bolt, and the rear portion of described dead bolt is provided with guard shield on the spring that is used to protect first spring.
Described snap device comprises the two pawl elastic claws and the joint pin that is wholely set in described holder front portion that are wholely set at described dead bolt rear portion, the end of described pair of pawl elastic claw is provided with pawl and colludes, the two sides of described joint pin be provided with described pawl collude cooperate decide the journey groove, between described pair of pawl elastic claw, be provided with the slip strut, the front end face of described slip strut is the inclined-plane, described slip strut is provided with described pawl and colludes corresponding oblique projection, described joint pin is provided with the cavity that holds described slip strut, described cavity both sides are provided with and the extraneous chute that communicates, described oblique projection embeds in the described chute, is provided with second spring between the end face of the bottom of described cavity and described slip strut.
Distance between the oblique projection top of both sides is less than being positioned at the described Breadth Maximum of deciding the described joint pin of journey groove leading portion part, the degree of depth sum that the difference of the distance between the oblique projection top of the described Breadth Maximum of decide journey groove leading portion described joint pin partly and both sides is colluded less than two described pawls.
Described joint pin is provided with the locating slot that communicates with described cavity, and described slip strut is provided with alignment pin, and described alignment pin is arranged on the place ahead of described oblique projection, and described alignment pin stretches in the described locating slot.
The rear portion of described dead bolt has been wholely set spring stack, and described holder is provided with spring eye, and an end apical grafting of described first spring is in described spring eye, and the other end of described first spring is socketed on the described spring stack.
The length of described spring stack is more than or equal to 1/3rd of the described first spring length, and the length of described spring stack is smaller or equal to half of the described first spring length.
The two sides of described dead bolt are provided with first gathering sill, and described base is provided with the lead that cooperates with described first gathering sill.
Described slip lid is provided with reference column, and described shell is provided with second gathering sill, and described dead bolt is provided with locating hole, and described reference column passes described second gathering sill and is connected with described locating hole.
Compared with prior art, advantage of the present invention is to be provided with guard shield on the spring that is used to protect first spring at the rear portion of dead bolt, when mounted, first spring can not be jumped out owing to be subjected to the protection of guard shield on the spring, simultaneously guaranteed that also under abnormal condition, the reference column on the slip lid can not be pressed onto first spring yet; And the length of spring stack that is used for socket first spring can not eject first spring because of it is crooked more than or equal to 1/3rd of the first spring length when mounted, plays double protection; Be arranged on alignment pin on the slip strut and can control the stroke distances of dead bolt; Cooperate with lead on being arranged on base and be arranged on first gathering sill of dead bolt two sides, can make moving of dead bolt more stable; Compact conformation of the present invention, easy to use, safe and reliable, elastic claw adopts two pawl structures, and two-way fastening is stressed more even, not fragile.
Description of drawings
Fig. 1 is a stereochemical structure decomposing schematic representation of the present invention;
Fig. 2 is a package assembly schematic diagram of the present invention.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
As shown in the figure; a kind of sash lock; comprise shell 1; dead bolt 2; base 3; first spring 5 and slip lid 6; slip lid 6 is provided with reference column 61; shell 1 is provided with second gathering sill 19; dead bolt 2 is provided with locating hole 21; reference column 61 passes second gathering sill 19 and is connected with locating hole 21; base 3 is provided with holder 4; holder 4 is provided with spring eye 41; the rear portion of dead bolt 2 has been wholely set spring stack 23; one end apical grafting of first spring 5 is in spring eye 41; the other end of first spring 5 is socketed on the spring stack 23; the length of spring stack 23 is more than or equal to 1/3rd of first spring, 5 length; the length of spring stack 23 is smaller or equal to half of first spring, 5 length; the rear portion of dead bolt 2 is wholely set guard shield 22 on the spring that is useful on protection first spring 5; dead bolt 2 rear portions have been wholely set two pawl elastic claws 7; the end of two pawl elastic claws 7 is provided with pawl and colludes 71; holder 4 front portions have been wholely set joint pin 8; the two sides of joint pin 8 be provided with pawl collude 71 cooperate decide journey groove 9; between two pawl elastic claws 7, be provided with slip strut 10; the front end face of slip strut 10 is the inclined-plane; slip strut 10 is provided with pawl and colludes 71 corresponding oblique projections 11; distance L 1 between oblique projection 11 tops of both sides is less than the Breadth Maximum W1 that is positioned at the joint pin 8 of deciding journey groove 9 leading portions part; the difference of the distance L 1 between oblique projection 11 tops of Breadth Maximum W1 that decides journey groove 9 leading portions joint pin 8 partly and both sides is colluded 71 degree of depth W2 sum less than two pawls; joint pin 8 is provided with the cavity 12 that holds slip strut 10; cavity 12 both sides are provided with and the extraneous chute 13 that communicates; tiltedly projection 11 embeds in the chute 13; be provided with second spring 14 between the end face of the bottom of cavity 12 and slip strut 10; joint pin 8 is provided with the locating slot 15 that communicates with cavity 12; slip strut 10 is provided with alignment pin 16; alignment pin 16 is arranged on the place ahead of oblique projection 11, and alignment pin 16 stretches in the locating slot 15.
In the foregoing description, the two sides of dead bolt 2 can also be provided with first gathering sill 17 of sufficient length, and base 4 is provided with the lead 18 that matches with first gathering sill 17, and are more stable when dead bolt is slided.
Claims (5)
1. sash lock; comprise shell; base and dead bolt; described base is provided with holder; be provided with first spring between described holder and the described dead bolt; the outer setting of described shell has the slip lid that is connected with described dead bolt; the rear portion of described dead bolt is provided with guard shield on the spring that is used to protect first spring; be provided with snap device between described dead bolt and the described holder; described snap device comprises the two pawl elastic claws and the joint pin that is wholely set in described holder front portion that are wholely set at described dead bolt rear portion; the end of described pair of pawl elastic claw is provided with pawl and colludes; the two sides of described joint pin be provided with described pawl collude cooperate decide the journey groove; between described pair of pawl elastic claw, be provided with the slip strut; the front end face of described slip strut is the inclined-plane; described slip strut is provided with described pawl and colludes corresponding oblique projection; described joint pin is provided with the cavity that holds described slip strut; described cavity both sides are provided with and the extraneous chute that communicates; described oblique projection embeds in the described chute; be provided with second spring between the end face of the bottom of described cavity and described slip strut; described joint pin is provided with the locating slot that communicates with described cavity; described slip strut is provided with alignment pin; described alignment pin is arranged on the place ahead of described oblique projection; described alignment pin stretches in the described locating slot; it is characterized in that distance between the oblique projection top of both sides less than being positioned at the described Breadth Maximum of deciding the described joint pin of journey groove leading portion part, the degree of depth sum that the difference of the distance between the oblique projection top of the described Breadth Maximum of decide journey groove leading portion described joint pin partly and both sides is colluded less than two described pawls.
2. a kind of sash lock as claimed in claim 1, the rear portion that it is characterized in that described dead bolt has been wholely set spring stack, described holder is provided with spring eye, one end apical grafting of described first spring is in described spring eye, and the other end of described first spring is socketed on the described spring stack.
3. a kind of sash lock as claimed in claim 2, the length that it is characterized in that described spring stack be more than or equal to 1/3rd of the described first spring length, and the length of described spring stack is smaller or equal to half of the described first spring length.
4. a kind of sash lock as claimed in claim 1 is characterized in that the two sides of described dead bolt are provided with first gathering sill, and described base is provided with the lead that cooperates with described first gathering sill.
5. a kind of sash lock as claimed in claim 1, it is characterized in that described slip lid is provided with reference column, described shell is provided with second gathering sill, and described dead bolt is provided with locating hole, and described reference column passes described second gathering sill and is connected with described locating hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100601084A CN101245680B (en) | 2008-03-06 | 2008-03-06 | Door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100601084A CN101245680B (en) | 2008-03-06 | 2008-03-06 | Door lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101245680A CN101245680A (en) | 2008-08-20 |
| CN101245680B true CN101245680B (en) | 2010-12-29 |
Family
ID=39946341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100601084A Active CN101245680B (en) | 2008-03-06 | 2008-03-06 | Door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101245680B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101597984B (en) | 2009-06-22 | 2011-01-19 | 董志君 | Lockset applied to transom window of inclined house |
| DE202010006525U1 (en) * | 2010-05-07 | 2011-10-05 | Dirak Dieter Ramsauer Konstruktionselemente Gmbh | In a trough swivel lever |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1847594A (en) * | 2006-05-16 | 2006-10-18 | 萧树庄 | New type of window lock |
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2008
- 2008-03-06 CN CN2008100601084A patent/CN101245680B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1847594A (en) * | 2006-05-16 | 2006-10-18 | 萧树庄 | New type of window lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101245680A (en) | 2008-08-20 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: LIANCHENG MACHINERY (NINGBO) CO., LTD. Free format text: FORMER OWNER: ZHUANG ZIPING Effective date: 20100930 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 315800 LIANCHENG MACHINERY (NINGBO) CO., LTD., NO.9, FENGYANG ROAD 3, DAGANG INDUSTRY CITY, BEILUN, NINGBO CITY, ZHEJIANG PROVINCE TO: 315800 NO.9, FENGYANG ROAD 3, BEILUNDAGANG INDUSTRY CITY, NINGBO CITY, ZHEJIANG PROVINCE |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20100930 Address after: 315800 Ningbo, Beilun Dagang Industrial City, Feng Yang Road, No. three, No. 9, No. Applicant after: Liancheng Machinery (Ningbo) Co., Ltd. Address before: Three road 315800 Zhejiang city of Ningbo province Beilun Dagang Industrial City No. 9 Feng Yang Liancheng machinery (Ningbo) Co. Ltd. Applicant before: Zhuang Ziping |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |