CN201627419U - Technical-unlocking-prevention lock cylinder and key for unlocking lock cylinder - Google Patents
Technical-unlocking-prevention lock cylinder and key for unlocking lock cylinder Download PDFInfo
- Publication number
- CN201627419U CN201627419U CN2010201195165U CN201020119516U CN201627419U CN 201627419 U CN201627419 U CN 201627419U CN 2010201195165 U CN2010201195165 U CN 2010201195165U CN 201020119516 U CN201020119516 U CN 201020119516U CN 201627419 U CN201627419 U CN 201627419U
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- China
- Prior art keywords
- pellet shot
- slingshot
- hole
- key
- lock
- 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.)
- Expired - Fee Related
Links
- 239000008188 pellet Substances 0.000 claims abstract description 87
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 239000000956 alloy Substances 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 208000006558 Dental Calculus Diseases 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract 2
- 239000004579 marble Substances 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a prevent that technique opens lock core, including the lock courage, lock courage overcoat be equipped with lock courage shell, the lock courage on be equipped with key hole and bullet hole, bullet downthehole marble of being equipped with, lock courage shell on be equipped with the outer bullet hole that corresponds in bullet hole, its technical scheme's main points are the lock courage on be close to key inserted hole one side in bullet hole and be equipped with and seal courage bullet hole, lock courage shell on be equipped with and seal the outer bullet hole that bullet hole corresponds, seal the bullet downthehole be equipped with lock courage cooperation seal the key hole prevent that the technique from opening and when having the foreign matter to get into the card between its and the key tank bottom the outer bullet that seals that locks the courage downthehole and block the pellet shot with the bullet that seals of sealing of lock courage, the outer downthehole in be equipped with reset spring. The utility model also discloses a key for opening this lock core.
Description
[technical field]
The utility model relates to a kind of lock core, and the utility model also relates to a kind of key of opening this lock core.
[background technology]
The keyhole of existing mechanical lock all leads directly to, keyhole in the lock gall communicates all the time with the keyhole that puts outward, can see from the outside or contact cipher chips or pellet shot from a slingshot in the lock gall with tiny instrument, thereby just can not have under the situation of key these mechanical locks to be carried out technical opening, dangerous, need and a kind ofly can prevent that the lock core with the instrument technical opening from guaranteeing people's safety.
[utility model content]
The utility model purpose be overcome in the prior art dangerous, do not have under the situation of key can technical opening deficiency, provide a kind of simple in structure, safe and reliable, prevent at the lock core that does not have technical opening under the situation of key and be used to open the key of this lock core.
The utility model is achieved through the following technical solutions:
A kind of Lock capable of preventing from being opened by master key core, comprise lock gall, described lock gall is set with the lock gall shell outward, described lock gall is provided with keyhole and pellet shot from a slingshot hole, described pellet shot from a slingshot is equipped with pellet shot from a slingshot in the hole, described lock gall shell is provided with the outer pellet shot from a slingshot hole corresponding with described pellet shot from a slingshot hole, it is characterized in that: the slotting inlet side of the close key in pellet shot from a slingshot hole is provided with and seals the courage hole on described lock gall, described lock gall shell is provided with outer the seal pellet shot from a slingshot hole corresponding with sealing the pellet shot from a slingshot hole, described seal be equipped with in the pellet shot from a slingshot hole cooperate with lock gall the keyhole sealing prevented technical opening and at the bottom of having foreign matter to enter to be stuck in itself and key between the time seal the pellet shot from a slingshot that seals that in the pellet shot from a slingshot hole lock gall is blocked outside slipping into, in the described outer hole back-moving spring is housed.
Aforesaid Lock capable of preventing from being opened by master key core is characterized in that: the described pellet shot from a slingshot lower end of sealing is a taper.
Aforesaid Lock capable of preventing from being opened by master key core is characterized in that: the described pellet shot from a slingshot that seals is that two cylindrical billiards fuse.
Aforesaid Lock capable of preventing from being opened by master key core, it is characterized in that: described keyhole is by the key on the described lock gall and be installed in inserting of key one side and surround, described inserting is provided with step, described key opposite side is provided with side opening, the side pin is housed in the described side opening, and described step and described side pin and keyhole form stepped hole.
Aforesaid Lock capable of preventing from being opened by master key core is characterized in that: the described gap of sealing pellet shot from a slingshot and sealing between the pellet shot from a slingshot hole is littler than the gap between described pellet shot from a slingshot and the pellet shot from a slingshot hole.
Aforesaid Lock capable of preventing from being opened by master key core is characterized in that: the described pellet shot from a slingshot that seals is made by carbide alloy.
Aforesaid Lock capable of preventing from being opened by master key core is characterized in that: the described pellet shot from a slingshot that seals has its outer end height concordant with the lock gall outer circumference surface when key inserts release.
A kind of key that is used to open above-mentioned Lock capable of preventing from being opened by master key core, comprise the shank of the key and can insert the interior release bar of keyhole, described release bar is provided with the tartar corresponding with pellet shot from a slingshot, it is characterized in that: the root of described release bar is provided with for sealing the pit that pellet shot from a slingshot falls into.
Aforesaid key is characterized in that: described pit both sides are provided with step.
Compared with prior art, the utility model has following advantage:
1, be provided with in the utility model lock gall keyhole sealing can be prevented technical opening and at the bottom of having foreign matter to enter to be stuck in itself and key between the time lock gall can be blocked seal pellet shot from a slingshot, keyhole is sealed pellet shot from a slingshot and is all sealed, all the time can not see or contact cipher chips from the outside, even will seal pellet shot from a slingshot pushes open instrument is stretched into the pellet shot from a slingshot of dialling the inside, sealing pellet shot from a slingshot will block lock gall it can not be rotated relative to the lock gall shell, equally can't technical opening, safe and reliable.
2, the gap of sealing pellet shot from a slingshot and sealing between the pellet shot from a slingshot hole of the present utility model is littler than the gap between described pellet shot from a slingshot and the pellet shot from a slingshot hole, makes the dislocation of lock gall and lock gall shell the time seal that pellet shot from a slingshot blocks lock gall and lock gall shell earlier and can't block when causing dialling pellet shot from a slingshot inside choosing and can't carry out technical opening.
3, the utility model is by the side pin in the keyhole with insert and form step, seals pellet shot from a slingshot and is encapsulated in step place instrument and is difficult to insert, and avoided skilled unlocking.
4, the pit both sides of key of the present utility model are provided with step, can guarantee the intensity of key.
5, the pellet shot from a slingshot that seals of the present utility model is a carbide alloy, can be effectively anti-drilling.
6, the utility model adopts simple structure to realize sealed key hole, low cost of manufacture.
[description of drawings]
Fig. 1 is the utility model stereogram;
Fig. 2 is the utility model vertical view;
Fig. 3 is the utility model sectional view;
Fig. 4 is the utility model sectional view;
Fig. 5 is the utility model sectional view;
Fig. 6 is the utility model exploded view;
Fig. 7 is the utility model exploded view.
[specific embodiment]
A kind of Lock capable of preventing from being opened by master key core, comprise lock gall 1, the described lock gall 1 outer lock gall shell 2 that is set with, described lock gall 1 is provided with keyhole 101 and pellet shot from a slingshot hole 102, in the described pellet shot from a slingshot hole 102 pellet shot from a slingshot 3 is housed, described lock gall shell 2 is provided with the outer pellet shot from a slingshot hole 201 corresponding with described pellet shot from a slingshot hole 102, the slotting inlet side of the close key in pellet shot from a slingshot hole 102 is provided with and seals courage hole 103 on described lock gall 1, described lock gall shell 2 is provided with outer the seal pellet shot from a slingshot hole 202 corresponding with sealing pellet shot from a slingshot hole 103, described seal be equipped with in the pellet shot from a slingshot hole 103 cooperate with lock gall 1 with keyhole 101 sealings prevent technical opening and have foreign matter to enter to be stuck in its with at the bottom of the key between the time seal outside slipping in the pellet shot from a slingshot hole 202 lock gall 1 is blocked seal pellet shot from a slingshot 4, the described pellet shot from a slingshot 4 that seals has its outer end and the concordant height of lock gall 1 outer circumference surface when key insertion release.In the described outer hole 201 back-moving spring 7 is housed.Push open instrument is stretched into the pellet shot from a slingshot of dialling the inside even will seal pellet shot from a slingshot, seal pellet shot from a slingshot and lock gall will be blocked it can not be rotated relative to the lock gall shell, equally can't technical opening, safe and reliable.
Described to seal pellet shot from a slingshot 4 lower ends be taper, is convenient to the key release bar and pushes open and seal pellet shot from a slingshot 4.
The described pellet shot from a slingshot 4 that seals is that two cylindrical billiards fuse, and is convenient to processing and spring is set.
Described keyhole 101 is by the key on the described lock gall 1 and be installed in inserting of key one side and 5 surround, described inserting 5 is provided with step 501, described key opposite side is provided with side opening 105, in the described side opening 105 side pin 6 is housed, described step 501 forms stepped hole 1011 with described side pin 6 and keyhole 101.
The described gap of sealing pellet shot from a slingshot 4 and sealing between the pellet shot from a slingshot hole 103 is littler than the gap between described pellet shot from a slingshot 3 and the pellet shot from a slingshot hole 102.
The described pellet shot from a slingshot 4 of sealing is made by carbide alloy, can be effectively anti-drilling.
A kind of key that is used to open above-mentioned Lock capable of preventing from being opened by master key core, comprise the shank of the key 8 and the release bar 9 that can insert in the keyhole 101, described release bar 9 is provided with the tartar 901 corresponding with pellet shot from a slingshot 3, the root of described release bar 9 is provided with for sealing the pit 902 that pellet shot from a slingshot 4 falls into, and also can be set to through hole.Described pit 902 both sides are provided with step 903, can guarantee the intensity of key.
In the time of in key inserts keyhole 101, key release bar 9 front ends will seal pellet shot from a slingshot by the cone angle of the lower end of sealing pellet shot from a slingshot 4 and push open, release bar 9 inserts in the keyhole 101, when release bar 9 insertions put released state in place, seal pellet shot from a slingshot 4 and fall in the pit 902, lock gall 1 just can relatively rotate with lock gall shell 2 and unblank.When extracting key, seal pellet shot from a slingshot 4 and fall and contact at the bottom of the keyhole whole keyhole 101 sealings.And as foreign matter enter be stuck in itself and key at the bottom of between the time, seal pellet shot from a slingshot 4 and just be stuck between lock gall 1 and the lock gall shell 2 it is blocked to relatively rotate and can't carry out technical opening.
Claims (9)
1. Lock capable of preventing from being opened by master key core, comprise lock gall (1), the outer lock gall shell (2) that is set with of described lock gall (1), described lock gall (1) is provided with keyhole (101) and pellet shot from a slingshot hole (102), pellet shot from a slingshot (3) is housed in the described pellet shot from a slingshot hole (102), described lock gall shell (2) is provided with the outer pellet shot from a slingshot hole (201) corresponding with described pellet shot from a slingshot hole (102), it is characterized in that: be provided with at the slotting inlet side of the close key in the last pellet shot from a slingshot hole (102) of described lock gall (1) and seal courage hole (103), described lock gall shell (2) is provided with outer the seal pellet shot from a slingshot hole (202) corresponding with sealing pellet shot from a slingshot hole (103), described seal be equipped with in the pellet shot from a slingshot hole (103) cooperate with lock gall (1) keyhole (101) sealing prevented technical opening and at the bottom of having foreign matter to enter to be stuck in itself and key between the time seal outside slipping in the pellet shot from a slingshot hole (202) lock gall (1) is blocked seal pellet shot from a slingshot (4), back-moving spring (7) is housed in the described outer hole (201).
2. Lock capable of preventing from being opened by master key core according to claim 1 is characterized in that: described to seal pellet shot from a slingshot (4) lower end be taper.
3. Lock capable of preventing from being opened by master key core according to claim 1 is characterized in that: the described pellet shot from a slingshot (4) that seals is that two cylindrical billiards fuse.
4. Lock capable of preventing from being opened by master key core according to claim 1, it is characterized in that: described keyhole (101) is surrounded by the key on the described lock gall (1) and insert (5) that are installed in key one side, described inserting (5) is provided with step (501), described key opposite side is provided with side opening (105), side pin (6) is housed in the described side opening (105), and described step (501) forms stepped hole (1011) with described side pin (6) and keyhole (101).
5. Lock capable of preventing from being opened by master key core according to claim 1 is characterized in that: the described gap of sealing pellet shot from a slingshot (4) and sealing between the pellet shot from a slingshot hole (103) is littler than the gap between described pellet shot from a slingshot (3) and pellet shot from a slingshot hole (102).
6. Lock capable of preventing from being opened by master key core according to claim 1 is characterized in that: the described pellet shot from a slingshot (4) that seals is made by carbide alloy.
7. Lock capable of preventing from being opened by master key core according to claim 1 is characterized in that: the described pellet shot from a slingshot (4) that seals has its outer end and the concordant height of lock gall (1) outer circumference surface when key inserts release.
8. key that is used to open the described Lock capable of preventing from being opened by master key core of claim 1, comprise the shank of the key (8) and can insert the interior release bar (9) of keyhole (101), described release bar (9) is provided with the tartar (901) corresponding with pellet shot from a slingshot (3), it is characterized in that: the root of described release bar (9) is provided with for sealing the pit (902) that pellet shot from a slingshot (4) falls into.
9. key according to claim 8 is characterized in that: described pit (902) both sides are provided with step (903).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201195165U CN201627419U (en) | 2010-02-09 | 2010-02-09 | Technical-unlocking-prevention lock cylinder and key for unlocking lock cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201195165U CN201627419U (en) | 2010-02-09 | 2010-02-09 | Technical-unlocking-prevention lock cylinder and key for unlocking lock cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201627419U true CN201627419U (en) | 2010-11-10 |
Family
ID=43058812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201195165U Expired - Fee Related CN201627419U (en) | 2010-02-09 | 2010-02-09 | Technical-unlocking-prevention lock cylinder and key for unlocking lock cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201627419U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900275A (en) * | 2012-10-08 | 2013-01-30 | 中山市基信锁芯有限公司 | Lock core and key |
| CN103615155A (en) * | 2013-05-15 | 2014-03-05 | 林宏韬 | Anti-theft lock cylinder |
-
2010
- 2010-02-09 CN CN2010201195165U patent/CN201627419U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900275A (en) * | 2012-10-08 | 2013-01-30 | 中山市基信锁芯有限公司 | Lock core and key |
| CN102900275B (en) * | 2012-10-08 | 2015-08-19 | 中山市基信锁芯有限公司 | Lock core and key |
| CN103615155A (en) * | 2013-05-15 | 2014-03-05 | 林宏韬 | Anti-theft lock cylinder |
| WO2014183409A1 (en) * | 2013-05-15 | 2014-11-20 | Lin Hongtao | Anti-theft lock cylinder |
| CN103615155B (en) * | 2013-05-15 | 2015-09-16 | 林宏韬 | Anti-theft lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20120209 |