CN1644852A - Crossing pellet anti-pull locks - Google Patents
Crossing pellet anti-pull locks Download PDFInfo
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- CN1644852A CN1644852A CN 200510008496 CN200510008496A CN1644852A CN 1644852 A CN1644852 A CN 1644852A CN 200510008496 CN200510008496 CN 200510008496 CN 200510008496 A CN200510008496 A CN 200510008496A CN 1644852 A CN1644852 A CN 1644852A
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- lock core
- key
- lock
- pin
- slingshot
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Abstract
An antipicking lock with crossed cylinders is disclosed. The spring cylinders are staggered and crossed on the three surfaces in a T-shaped keyhole. A slide pin hole in which the antidrilling plate and longitudinal slide pin are arranged is arranged at back end of lock core and communicated with said keyhole. Said antidrilling plate and slide pin are pressed by pressure spring. A longitudinal plate pin integrated with said slide pin is positioned on a longitudinal tail slot for longitudinal locking. Its key has a triangular oblique face on its front end.
Description
Technical field
The invention belongs to a kind of theftproof lock.
Background technology
Traditional lock, the lock core front end is the key inlet port, establishes key groove hole in the lock core, and the slotted eye side is provided with the pellet shot from a slingshot hole, lock core is positioned at the lock core cover, lock core overlaps corresponding lock core marble hole and also is provided with the pellet shot from a slingshot hole, is provided with one deck pellet shot from a slingshot in the pellet shot from a slingshot hole in the lock core, and corresponding one deck pellet shot from a slingshot is provided with two layers of pellet shot from a slingshot in the lock core sleeving marble hole, two layers of pellet shot from a slingshot rear end are provided with one or two layers of pellet shot from a slingshot of spring roof pressure, the spring outer end is enclosed on the lock body, and the lock core rear end is provided with opening pin, opens lock in order to stir dead bolt.When on the key tooth made gap between one deck pellet shot from a slingshot and the two layers of pellet shot from a slingshot just in time be positioned at the adjacent interfaces of lock core and lock core cover, lock core was broken away from the constraint of lock core cover, and key drives lock core and rotates and open lock; It is descending that otherwise spring holds one or two layers of pellet shot from a slingshot, and two layers of pellet shot from a slingshot latching can not rotate lock core between lock core and lock core cover.Its key directly plugs, and the pellet shot from a slingshot single line is arranged, intuitively exposed; Only re-lock, open origin of force, lock all for the robber and bring many convenience along lock core shortcoming such as peripheral hardware radially with pellet shot from a slingshot one.The present widely used theftproof lock of people, also owing to failing thoroughly to break away from above design defect, in fact at all can not be effectively antitheft.So that existing any standard machinery lock all can be opened in a few minutes on the market.
Summary of the invention
The objective of the invention is to design a kind of crossing pellet anti-pull locks, on the basis of basic maintenance conventional lock structure, key groove hole is designed to the T type, and adopt three pellet shot from a slingshot cross-distribution designs; And set up available key holds releasing from key vertical coak device at lock core and lock body afterbody.Realized effective antitheft with comparatively simple design and lower cost of manufacture.For this purpose, key groove hole is designed to the T type, and adopts three pellets shot from a slingshot to misplace in length and breadth, intersect layer by layer and be covered with key.Establish the slip pin-and-hole that communicates with key groove hole in the lock core rear end, be provided with anti-drilling sheet and longitudinal sliding motion pin therebetween, and have the pressure dog chart to hold sliding pin and anti-drilling sheet along the key groove hole direction.The lock core rear end exceeds lock body and is provided with dark vertical stern notch such as communicate with lock body, is positioned at stern notch with vertical pin sheet (alternative opening pin) of sliding pin one design, and lock core and lock body are appended vertical coak.Key positioner and unlatching origin of force postposition, its front end face is the design of triangle deflection face.The said structure design has realized purpose of the present invention.
Advantage of the present invention is to have kept the conventional lock structure substantially, key groove hole is designed to the T type, and adopt the design of three pellet shot from a slingshot cross-distribution, when foreign matter is dialled the sled pellet shot from a slingshot, crossing pellet stops mutually, interacts, and first floor three lock core marbles in key entrance respectively adopt size design to greatest extent, have almost sealed the key notch, effectively stop foreign matter to be got involved; And from key, hold in vertical coak device of releasing at the available key that lock core and lock body afterbody are set up, vertically coak (pin sheet and stern notch) gap is less than the gap in two layers of pellet shot from a slingshot and lock core sleeving marble hole, vertical coak is not had before the releasing, and all pellets shot from a slingshot are the empty state of dialling.Realized effective antitheft with comparatively simple design and lower cost of manufacture.Lock body unlatching of the present invention must make key utilize triangle deflection face to push crossing pellet successively open and enter key, arrive certain depth, key bit touches anti-drilling sheet, continue to hold anti-drilling sheet promotion sliding pin and in the slip pin-and-hole, move ahead, withdraw from the lock body stern notch fully until vertical pin sheet (opening pin); Simultaneously, key arrives at anchor point, cooperates in the lump with pellet shot from a slingshot and finishes, and key drives lock core and vertically sells sheet (opening pin) and rotarily opens lock.Otherwise can't unblank.Under the situation that does not change the conventional lock structure substantially, any robber person all can not be stolen open this lock.
Description of drawings
Fig. 1 is a structural representation of the present invention
Fig. 2 is a key schematic diagram of the present invention
Fig. 3 is covered with the key schematic diagram for pellet shot from a slingshot of the present invention intersects
Fig. 4 is lock core of the present invention dark vertical stern notch schematic diagram such as communicate with lock body
Fig. 5 is the vertical coak of the present invention, unlatching schematic diagram
The specific embodiment
A kind of crossing pellet anti-pull locks, extremely shown in Figure 5 as Fig. 1.Form by lock housing 1, lock core cover 2, lock core 3 and key 4.The design that is structure as a whole of lock housing and lock core cover, lock core are located in the lock core cover, and key groove hole 5 is located at the lock core front end, are three pellets shot from a slingshot of T type (one deck pellet shot from a slingshot 6, two layers of pellet shot from a slingshot 7 and pellet shot from a slingshot spring 8) structure.The lock core rear end is provided with the slip pin-and-hole 9 that communicates with key groove hole, be provided with anti-drilling sheet 10 and longitudinal sliding motion pin 11 therebetween, and pressure dog chart 12 is arranged, and the one end bearing is on the spring catch 13 of lock core rear end inwall, and the other end holds sliding pin and anti-drilling sheet along the key groove hole direction all the time.Described lock core rear end exceeds lock body and is provided with dark vertical stern notch 14 such as communicate with lock body, is positioned at stern notch with vertical pin sheet (alternative opening pin) 15 of sliding pin one design, and lock core and lock body are appended vertical coak.As shown in Figure 2, key positioner and open origin of force 16 postposition cooperates with the locating slot 17 of key entrance, and the distribution that is staggered of three times key teeth 18 is arranged in length and breadth, and its front end face is that triangle deflection face 19 designs.
Described lock core is positioned at the lock core cover, and the pellet shot from a slingshot spring is positioned at the lock core cover, and pellet shot from a slingshot spring front end is established one or two layers of pellet shot from a slingshot to key, and key tooth and one or two layers of pellet shot from a slingshot cooperate traditional structures such as realizing the lock body keying to repeat no more.
As shown in Figure 3, the diameter dimension of described three lock core one deck pellets shot from a slingshot is all greater than the key width dimensions, to cover key to greatest extent; First floor three lock core marbles in key entrance respectively adopt size design to greatest extent, almost with the key groove hole sealing, effectively stop foreign matter to be got involved; It misplaces in length and breadth, cross-over design layer by layer, makes mutual coverage, hinders mutually, influences each other.Restrain foreign matter and dial sled.
Described sliding pin bore dia is greater than the key groove hole overall size that communicates with it, and anti-drilling sheet design that should the place, after effectively stopping electric drill and destroying plug keyway, continues to get to sliding pin or get around the opening device that lock core directly acts on the lock core back.
As shown in Figure 4, described vertical stern notch is located at lock core and lock body rear end, and the lock core rear end exceeds lock body, and vertically stern notch communicates between lock core and lock body and waits deeply.As shown in Figure 5, vertically sell sheet (or opening pin) at ordinary times and be arranged in the common vertical stern notch coak of lock core and lock body between lock core and lock body, lock core can't be rotated.There is key to insert in the key, in finishing traditional engagement process of key tooth and pellet shot from a slingshot, holds anti-drilling sheet and promote the contraction of sliding pin compressive pressure dog chart, make the displacement of vertical pin sheet withdraw from the lock body stern notch, remove the coak of lock body lock core.But vertically sell sheet still in the lock core stern notch, so that lock core can drive its synchronization action unlock deadbolt when rotating.
The fit clearance of described vertical pin sheet (or opening pin) in vertical stern notch is less than the fit clearance of two layers of pellet shot from a slingshot in lock core sleeving marble hole 20.During technical unlocking, the unlatching external force that is applied on the lock core is at first limited in vertically selling sheet and vertical stern notch, and at this moment, the pellet shot from a slingshot in the lock core all is in the empty state of dialling.
During unlatching, must make key utilize triangle deflection face to push crossing pellet successively open and enter key, arrive certain depth, key bit touches anti-drilling sheet, continue to hold anti-drilling sheet promotion sliding pin and in the slip pin-and-hole, move ahead, withdraw from the lock body stern notch fully until vertical pin sheet (opening pin); Simultaneously, key arrives at anchor point, and the key tooth just in time is positioned on the adjacent interfaces of lock core and lock core cover one deck pellet shot from a slingshot and two layers of pellet shot from a slingshot gap.At this moment, vertical coak of lock core afterbody and lock body are all removed simultaneously at the pellet shot from a slingshot locking of lock core.Next key drives lock core and vertically sells sheet (opening pin) and rotarily opens lock.Otherwise can't unblank.Under the situation that does not change the conventional lock structure substantially, any robber person all can not be stolen open this lock.
In a word, the present invention has kept the conventional lock structure substantially, and key groove hole is designed to the T type, and adopts three pellet shot from a slingshot cross-distribution designs; And set up available key holds releasing from key vertical coak device at lock core and lock body afterbody.Realized effective antitheft with comparatively simple design and lower cost of manufacture.
Claims (4)
1, a kind of crossing pellet anti-pull locks, the lock core cover is structure as a whole with lock housing, and lock core is located in the lock core cover.It is characterized in that: key groove hole is designed to the T type, and adopts three pellets shot from a slingshot to misplace in length and breadth, intersect layer by layer and be covered with key.Establish the slip pin-and-hole that communicates with key groove hole in the lock core rear end, be provided with anti-drilling sheet and longitudinal sliding motion pin therebetween, and have the pressure dog chart to hold sliding pin and anti-drilling sheet along the key groove hole direction.The lock core rear end exceeds lock body and is provided with dark vertical stern notch such as communicate with lock body, is positioned at stern notch with vertical pin sheet (alternative opening pin) of sliding pin one design, and lock core and lock body are appended vertical coak.Key positioner and unlatching origin of force postposition, its front end face is the design of triangle deflection face.
2, crossing pellet anti-pull locks according to claim 1 is characterized in that: key groove hole is designed to the T type, and adopts three hand-deliver fork pellet shot from a slingshot designs.First floor three lock core marbles in key entrance respectively adopt size design to greatest extent.
3, crossing pellet anti-pull locks according to claim 1 is characterized in that: the lock core rear end exceeds lock body, and lock core and lock body afterbody are provided with available key holds releasing from key vertical coak device.
4, crossing pellet anti-pull locks according to claim 1 is characterized in that: vertically coak (pin sheet and stern notch) gap is less than the gap in two layers of pellet shot from a slingshot and lock core sleeving marble hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510008496 CN1644852A (en) | 2005-02-23 | 2005-02-23 | Crossing pellet anti-pull locks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510008496 CN1644852A (en) | 2005-02-23 | 2005-02-23 | Crossing pellet anti-pull locks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1644852A true CN1644852A (en) | 2005-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510008496 Pending CN1644852A (en) | 2005-02-23 | 2005-02-23 | Crossing pellet anti-pull locks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1644852A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102268934A (en) * | 2010-06-02 | 2011-12-07 | 苏季良 | Prizing-proof and burglar-proof instantly-opened lock core |
| CN105178714A (en) * | 2015-09-29 | 2015-12-23 | 殷卫平 | Anti-theft safety lock cylinder structure |
-
2005
- 2005-02-23 CN CN 200510008496 patent/CN1644852A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102268934A (en) * | 2010-06-02 | 2011-12-07 | 苏季良 | Prizing-proof and burglar-proof instantly-opened lock core |
| CN105178714A (en) * | 2015-09-29 | 2015-12-23 | 殷卫平 | Anti-theft safety lock cylinder structure |
| CN105178714B (en) * | 2015-09-29 | 2022-05-24 | 固安县朝阳生物科技有限公司 | Anti-theft safety lock core structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhao Lanwang Document name: Written notice of preliminary examination of application for patent for invention |
|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhao Lanwang Document name: Notice of correction |
|
| ASS | Succession or assignment of patent right |
Owner name: BEIJING HUAQING JIUDI LOCKED TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHAO LANWANG Effective date: 20060310 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20060310 Address after: 100084 Beijing Machinery Factory of Tsinghua University Applicant after: Beijing Huaqing Jiudi Locking Technology Co., Ltd. Address before: 050061 Hebei city in Shijiazhuang Province, Xinhua District Garden District No. 78 3-501 Applicant before: Zhao Lanwang |
|
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |