CN104948045A - Self-locking mechanism - Google Patents
Self-locking mechanism Download PDFInfo
- Publication number
- CN104948045A CN104948045A CN201510276508.9A CN201510276508A CN104948045A CN 104948045 A CN104948045 A CN 104948045A CN 201510276508 A CN201510276508 A CN 201510276508A CN 104948045 A CN104948045 A CN 104948045A
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- CN
- China
- Prior art keywords
- lock
- lock pin
- lock body
- self
- locking mechanism
- 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.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
- E05C19/02—Automatic catches, i.e. released by pull or pressure on the wing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casings For Electric Apparatus (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Abstract
The invention provides a self-locking mechanism. The self-locking mechanism comprises a lock pin (2) mounted on a fixed carrier (1) and a lock body (4) which is rotationally mounted on a movable carrier (3), wherein the lock body (4) is provided with a lock groove (5) with openings at the two ends; the lock groove (5) comprises a locking section (5.1) for locking the lock pin (2), and a leading-out section (5.2) for leading the lock pin (2) to slide out of the locking section (5.1). The self-locking mechanism has few parts and a condition that a spring loses the efficiency so that the whole mechanism loses the efficiency does not occur.
Description
Technical field
The present invention relates to a kind of self-locking mechanism.
Background technology
At present, comparatively common self-locking mechanism is generally divided into two parts, i.e. lock body and lock pin, wherein lock body is contained on movable carrier, lock pin then fills on a fixed support, when movable carrier drives lock body to move straight down, the lock body moved downward touches lock pin, and finally makes lock pin be locked in lock body.
The overall component of self-locking mechanism of the type are more, and structure is comparatively complicated, and corresponding cost is also high, and generally include spring, and spring is in use, along with the prolongation of service time, be easy to lose efficacy, and spring was once lose efficacy, whole self-locking mechanism just can lose self-locking effect.
Summary of the invention
The technical problem to be solved in the present invention is, provides a kind of component few, and there will not be the self-locking mechanism causing whole failure mechanisms because of spring failure.
For solving the problems of the technologies described above, technical scheme provided by the invention is: comprise installation lock pin on a fixed support and be rotatably installed in the lock body on movable carrier, lock body is provided with the locked groove of both ends open, and locked groove comprising lock segments for locking lock pin, guiding lock pin to skid off the derivation section of lock segments.
The inlet portion of lock segments be provided with can make lock body spacing on lock pin to stop lock body to continue retaining wall on descending first, the sticking department of lock segments is provided with and stops lock pin to enter into the lower retaining wall of deriving in section, derive the inlet portion of section be provided with make lock body spacing on lock pin to stop lock body to continue retaining wall on descending second, derive section and be provided with the lower guiding wall guiding lock pin to skid off lock body, when on second, retaining wall contacts with lock pin is spacing, lock pin is positioned at directly over lower guiding wall.
The bottom of lock body is also provided with and lock pin can be guided to slide relative to lock body and make lock pin move closer to lock segments inlet portion and the end guiding wall that contact spacing with retaining wall on first.
The sticking department of lock segments is also provided with the upper stopper preventing lock pin from exiting.
Self-locking mechanism of the present invention is only made up of lock body and lock pin, without the need to arranging spring, avoid the situation causing whole self-locking mechanism to lose efficacy because of spring failure to occur, and the hinge slot structure that lock body is arranged is ingenious, self-locking effect can be realized, overall structure is very succinct, and component are few, and cost of production is also lower.
Further, the inlet portion of lock segments be provided with can make lock body spacing on lock pin to stop lock body to continue retaining wall on descending first, the sticking department of lock segments is provided with and stops lock pin to enter into the lower retaining wall of deriving in section, derive the inlet portion of section be provided with make lock body spacing on lock pin to stop lock body to continue retaining wall on descending second, derive section and be provided with the lower guiding wall guiding lock pin to skid off lock body, when on second, retaining wall contacts with lock pin is spacing, lock pin is positioned at directly over lower guiding wall, the locked groove design of above structure is ingenious, overall succinct, make self-locking mechanism overall operation reliable.
Further, the bottom of lock body is also provided with and lock pin can be guided to slide relative to lock body and make lock pin move closer to lock segments inlet portion and the end guiding wall that contact spacing with retaining wall on first, the relative lock body of the bootable lock pin of end guiding wall slides, the effective guarantee reliability of whole service process.
Accompanying drawing explanation
Fig. 1 is the structural representation of self-locking mechanism of the present invention for cabinet back during cabinet.
To be self-locking mechanism of the present invention to slip in locked groove and the flow chart be locked in lock segments for lock pin during cabinet Fig. 2 gradually.
Fig. 3 is the schematic diagram of self-locking mechanism of the present invention when contacting with retaining wall on second is spacing for lock pin during cabinet.
Fig. 4 is that self-locking mechanism of the present invention skids off for lock pin during cabinet the flow chart that locked groove derives section gradually.
Shown in figure of the present invention: 1 immobilization carrier, 2 lock pins, 3 movable carriers, 4 lock bodies, 4.1 end guiding walls, 5 locked grooves, 5.1 lock segments, 5.2 derive section, retaining wall on 6 first, 7 times retaining walls, retaining wall on 8 second, 9 times guiding walls, stopper on 10.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in the figure, self-locking mechanism of the present invention, comprise the lock pin 2 be arranged on immobilization carrier 1 and the lock body 4 be rotatably installed on movable carrier 3, rotation wherein for lock body is installed, first can rotate installation rotating shaft on movable carrier, then lock body is rotatably installed in and rotating shaft just can realize lock body be rotatably installed on movable carrier.In the present embodiment, lock body 4 eccentric rotary is arranged on movable carrier 3, and the top setting of center of gravity, lock body in the raw time, lock body middle and upper part forms semiellipse shape, and the bottom of this semiellipse shape is molded into the curved bottom of inclination.
Lock body 4 is provided with the locked groove 5 of both ends open, and locked groove 5 comprising lock segments 5.1 for locking lock pin 2, guiding lock pin 2 to skid off the derivation section 5.2 of lock segments 5.1.In the present embodiment, when lock body in the raw time, locked groove 5 is transversely offered.
Wherein the inlet portion of lock segments 5.1 be provided with can make lock body 4 spacing on lock pin 2 to stop lock body to continue retaining wall 6 on descending first, this on first retaining wall can be straight wall, also can be the wall of slightly arcuation, as long as lock body can be made spacing on lock pin.The sticking department of lock segments 5.1 is provided with and stops lock pin 2 to enter into the lower retaining wall 7 of deriving in section 5.2, and same lower retaining wall 7 can be the wall of straight wall or slightly arcuation, as long as can block lock pin.Derive the inlet portion of section 5.2 be provided with make lock body 4 spacing on lock pin 2 to stop lock body 4 to continue retaining wall 8 on descending second, the wall of retaining wall 8 can be straight wall also can be slightly arcuation on same second, as long as can make lock body spacing on lock pin.Derive section 5.2 and be provided with the lower guiding wall 9 guiding lock pin 2 to skid off lock body 4, when on second, retaining wall 8 contacts with lock pin 2 is spacing, lock pin 2 is positioned at directly over lower guiding wall 9, the wall of same lower guiding wall can be straight wall also can be slightly arcuation, can skid off by smooth and easy guiding lock pin.Certainly when on second, retaining wall 8 contacts with lock pin 2 is spacing, lock pin 2 is positioned at the cross section center of circle that can be understood as lock pin 2 directly over lower guiding wall 9 and is in directly over lower guiding wall 9, namely as shown in Figure 3, the initiating terminal (right-hand member namely in figure) of lower guiding wall 9 will be positioned at the right side in the lock pin cross section center of circle, and that is initiating terminal will exceed the lock pin cross section center of circle.
The bottom of lock body 4 is also provided with and the relative lock body 4 of lock pin 2 can be guided to slide and make lock pin 2 move closer to lock segments 5.1 inlet portion and the end guiding wall 4.1 that contact spacing with retaining wall on first 6 in addition.This end guiding wall 4.1 is arcwall in the present embodiment, and surface is mellow and full smooth, is convenient to lock pin and slides.
As the improvement project of the present embodiment, the sticking department of lock segments 5.1 is also provided with the upper stopper 10 preventing lock pin 2 from exiting, and like this when dynamics is larger, lock pin also can not exit sticking department easily.
In the present embodiment, lock segments entirety slightly arcuation, can make lock pin firmly be locked in this lock segments, and the lower guiding wall 9 of the section of derivation downwards tilts the opening of whole derivation section is increased gradually gradually, is convenient to that lock pin is smooth and easy skids off derivation section like this.
Self-locking mechanism of the present invention can be used for the occasion of multiple needs locking, as for cabinet, now at the back of cabinet, one piece of portable plate is installed, this portable plate just becomes movable carrier to install the lock body of self-locking mechanism, and one piece of fixed head is installed on wall, this fixed head just becomes immobilization carrier to install the lock pin of self-locking mechanism, and also portable plate can be made relatively to move up and down along fixed head by chute slide rail between portable plate and fixed head, arranging between portable plate and fixed head not only can movable support plate simultaneously but also after the air spring that can make portable plate homing, drop-down cabinet for the first time, after a drop-down segment distance, lock body touches lock pin, the relative lock body of lock pin slides along guiding wall under shape, when sliding to lock segments inlet portion, because there being the setting of retaining wall on first, lock body is limited on lock pin, lock body can not continue descending again, now unclamp cabinet, the trend of rising is had at the effect lower cabinet body of air spring, add upper lock body to be affected by gravity, now lock body starts backswing while rising, now lock pin enters in lock segments, because there being the setting of lower retaining wall, lock pin is locked in lock segments, now lock body is also locked by lock pin, cabinet keeps motionless, relatively original cabinet height, now cabinet height reduction, the shorter person's placing articles of height can be supplied, with reference to figure 2.And after article have been placed, second time pulls cabinet, now lock segments deviate from by lock pin, deviates from that the lock pin of lock segments is then spacing touches retaining wall on second, now lock body too by lock pin spacing live and keep motionless, refer to Fig. 3.Now again unclamp cabinet, equally under air spring effect, plunger contacts is to lower guiding wall in uphill process for lock body, and lock pin skids off lock body along lower guiding wall, and after lock pin skids off lock body, lock body is homing under gravity.After on the cabinet that this self-locking mechanism is used in the type, the user that cabinet can be made to meet different height uses.
Certain self-locking mechanism of the present invention also can be used on other needs Iterim Change height or temporary locking, simultaneously again can the occasion of homing.Self-locking mechanism component of the present invention are considerably less, smart structural design, and cost is low, the more important thing is without using spring, and the situation causing whole self-locking mechanism ineffective because of spring failure can be avoided to occur.
Claims (4)
1. a self-locking mechanism, it is characterized in that: comprise the lock pin (2) be arranged on immobilization carrier (1) and the lock body (4) be rotatably installed on movable carrier (3), lock body (4) is provided with the locked groove (5) of both ends open, and locked groove (5) comprising lock segments (5.1) for locking lock pin (2), guiding lock pin (2) to skid off the derivation section (5.2) of lock segments (5.1).
2. self-locking mechanism according to claim 1, it is characterized in that: the inlet portion of lock segments (5.1) be provided with can make lock body (4) spacing on lock pin (2) to stop lock body to continue retaining wall (6) on descending first, the sticking department of lock segments (5.1) is provided with and stops lock pin (2) to enter into the lower retaining wall (7) of deriving in section (5.2), the inlet portion of deriving section (5.2) be provided with make lock body (4) spacing on lock pin (2) to stop lock body (4) to continue retaining wall (8) on descending second, derive section (5.2) and be provided with the lower guiding wall (9) guiding lock pin (2) to skid off lock body (4), when on second, retaining wall (8) contacts with lock pin (2) is spacing, lock pin (2) is positioned at directly over lower guiding wall (9).
3. self-locking mechanism according to claim 2, is characterized in that: the bottom of lock body (4) is also provided with and the relative lock body (4) of lock pin (2) can be guided to slide and make lock pin (2) move closer to lock segments (5.1) inlet portion and the end guiding wall (4.1) that contact spacing with retaining wall on first (6).
4. self-locking mechanism according to claim 2, is characterized in that: the sticking department of lock segments (5.1) is also provided with the upper stopper (10) preventing lock pin (2) from exiting.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510276508.9A CN104948045B (en) | 2015-05-27 | 2015-05-27 | Self-locking mechanism |
| PCT/CN2015/084469 WO2016187941A1 (en) | 2015-05-27 | 2015-07-20 | Self-locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510276508.9A CN104948045B (en) | 2015-05-27 | 2015-05-27 | Self-locking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104948045A true CN104948045A (en) | 2015-09-30 |
| CN104948045B CN104948045B (en) | 2017-06-30 |
Family
ID=54163054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510276508.9A Active CN104948045B (en) | 2015-05-27 | 2015-05-27 | Self-locking mechanism |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104948045B (en) |
| WO (1) | WO2016187941A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1637372A (en) * | 2003-12-11 | 2005-07-13 | 三星电子株式会社 | Storage device and door holder for same |
| DE102006007418A1 (en) * | 2005-03-04 | 2006-09-07 | Ark-Les Corp., Stoughton | Latch for appliance e.g. dishwasher, has rotating hook to capture/release strike when it enters/exists the hook opening, and stop to hold carriage in position along line with spring in high compression state |
| CN202148748U (en) * | 2011-06-16 | 2012-02-22 | 东风汽车有限公司 | Pull type mask lock |
| CN203383623U (en) * | 2013-06-14 | 2014-01-08 | 扬州盛世模塑科技有限公司 | Labyrinth-type locking pin device |
| CN203939333U (en) * | 2014-04-28 | 2014-11-12 | 上海索维尼科技发展有限公司 | Door closer |
| CN204627236U (en) * | 2015-05-27 | 2015-09-09 | 宁波乐歌视讯科技股份有限公司 | Self-locking mechanism |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2750219A (en) * | 1952-07-11 | 1956-06-12 | Admiral Corp | Latch mechanism |
| DE10251813B4 (en) * | 2002-11-07 | 2006-08-03 | Olho-Technik Oleff & Holtmann Ohg | In a motor vehicle built-in container |
| US8973956B2 (en) * | 2008-10-29 | 2015-03-10 | Nifco Inc. | Latch device |
-
2015
- 2015-05-27 CN CN201510276508.9A patent/CN104948045B/en active Active
- 2015-07-20 WO PCT/CN2015/084469 patent/WO2016187941A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1637372A (en) * | 2003-12-11 | 2005-07-13 | 三星电子株式会社 | Storage device and door holder for same |
| DE102006007418A1 (en) * | 2005-03-04 | 2006-09-07 | Ark-Les Corp., Stoughton | Latch for appliance e.g. dishwasher, has rotating hook to capture/release strike when it enters/exists the hook opening, and stop to hold carriage in position along line with spring in high compression state |
| CN202148748U (en) * | 2011-06-16 | 2012-02-22 | 东风汽车有限公司 | Pull type mask lock |
| CN203383623U (en) * | 2013-06-14 | 2014-01-08 | 扬州盛世模塑科技有限公司 | Labyrinth-type locking pin device |
| CN203939333U (en) * | 2014-04-28 | 2014-11-12 | 上海索维尼科技发展有限公司 | Door closer |
| CN204627236U (en) * | 2015-05-27 | 2015-09-09 | 宁波乐歌视讯科技股份有限公司 | Self-locking mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016187941A1 (en) | 2016-12-01 |
| CN104948045B (en) | 2017-06-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 315145, No. 558, South Road, Yinzhou Economic Development Zone, Zhejiang, Ningbo, Yinzhou District Applicant after: Lege Ergonomics Technology Co., Ltd. Address before: 315191, No. 9, high voltage Road, Jiangshan hi tech park, Ningbo, Zhejiang, Yinzhou District Applicant before: NingBo Loctek Visual Technology Co., Ltd. |
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| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |