CN2748590Y - Night lock head - Google Patents
Night lock head Download PDFInfo
- Publication number
- CN2748590Y CN2748590Y CN 200420114614 CN200420114614U CN2748590Y CN 2748590 Y CN2748590 Y CN 2748590Y CN 200420114614 CN200420114614 CN 200420114614 CN 200420114614 U CN200420114614 U CN 200420114614U CN 2748590 Y CN2748590 Y CN 2748590Y
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- CN
- China
- Prior art keywords
- slingshot
- lock core
- pellet shot
- key
- hole
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- 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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Abstract
The utility model provides a night lock head which can prevent the technical opening. The utility model comprises a lock body, a lock core, pellets, and a spring. The outer lock core is provided with a radial blind hole; the lock body is provided with a radial via hole. The radial via hole and the radial blind hole have a coaxial line and the holes are anastomosed. The inner of the two holes from bottom to top is sequentially mounted with a screw-plug, a torsion preventing spring, a flat head pellet and a round head pellet, forming a radial torsion preventing device. The finally arranged two holes increase the toggling difficulty degree by tools. As the depth of the radial blind hole is larger than the length of the round head pellet, the lock head is opened when the key is inserted and the outer lock core is rotated. When the key is pulled out from the outer lock core, the top surface of the flat head pellet enters the radial blind hole and occupies the cavities of the lock body and the outer lock core. As the outer lock core can not be twisted by the other tools except for the matched key, the utility model has the twist preventing function.
Description
Technical field
The utility model relates to cylinder lock head, relates in particular to the anti-technical opening device of cylinder lock head.
Background technology
Existing cylinder lock head still can be utilized so-called special tool to open by the lawless person, this phenomenon shows the further improvement of structure needs of existing cylinder lock head, just can make lawless person's special tool malfunctioning invalid, guarantee the safe in utilization of cylinder lock head.
Summary of the invention
Have the defective that cylinder lock head still can be utilized the special tool unlatching by the lawless person now in order to overcome, but the cylinder lock head that the utility model provides a kind of precautionary technology to open.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of cylinder lock head, comprise lock body, be installed on the interior lock core of lock body, be installed on pellet shot from a slingshot and spring in the lock core marble hole, it is characterized in that: on described outer lock core, be provided with radial blind holes, on described lock body, be provided with radial direction through hole, described radial direction through hole and described radial blind holes coaxial line and aperture coincide, order is equipped with plug, anti-torsion spring, tack pellet shot from a slingshot and round end pellet shot from a slingshot from bottom to top in radial direction through hole and radial blind holes, and they closely contact and constitute radially anti-twisting equipment.
As preferably, described radial direction through hole and described radial blind holes are arranged on the rear side away from the pellet shot from a slingshot hole, unlatching pellet shot from a slingshot place of key port end.When lawless person's attempt utilizes special tool to stir pellet shot from a slingshot, be provided with the degree of adding to the difficulties like this.
As preferably, the degree of depth of the radial blind holes on the described outer lock core is greater than the length of round end pellet shot from a slingshot.Therefore, when key inserted outer lock core, the bottom surface of round end pellet shot from a slingshot and outer lock core periphery maintained an equal level, and key can rotate outer lock core and realize the tapered end unlatching; When key when outer lock core is extracted, the end face of tack pellet shot from a slingshot enters radial blind holes and occupies the cavity of lock body and outer lock core, the instrument beyond the matched key can not twist outer lock core, so just plays anti-torsion effect.
As preferably, on described lock body, be provided with axial V-shaped groove, on described outer lock core, be provided with axial groove, open on the pellet shot from a slingshot for one group in described outer lock core pellet shot from a slingshot hole and be provided with work nest, be provided with a locking plate that is installed in the described axial groove, described locking plate can move in the described work nest, is provided with at least one locking key.One end is positioned at locking spring, locking plate, locking key, closely contact formation of the V-shaped groove order axial locking of outer lock core special hole.Locking key wherein is across the corresponding space that occupies outer lock core and lock body, locking key in plant equipment axle and the linking bond of gear outer lock core and lock body are axially locked.Instrument beyond the matched key can not twist outer lock core, so the existing lock function of this device has the anti-function of turning round again.
As preferably, described locking plate is a both sides all jagged rectangle hard plate, and it is orthogonal that described locking plate and one group are opened pellet shot from a slingshot.
As preferably, described locking key is 3 cylinders that are installed in the locking plate recess.
As preferably, what each that install in the same tapered end opened work nest on pellet shot from a slingshot is provided with the position difference, and it is differential to match with the differential of tartar on the key.
As preferably, on described unlatching pellet shot from a slingshot, be provided with two anti-allocating slots parallel with work nest.
As preferably, on the key port end face of described outer lock core, be provided with two radially anti-muscle of dialling.
The beneficial effects of the utility model are, because outer lock core key port end face is provided with two radially anti-muscle of dialling, formed narrow keyhole, supporting key is a flat recess tartar structure placed in the middle, the lawless person wants to utilize special tool to stir very difficulty of pellet shot from a slingshot by keyhole, has played the anti-usefulness of allocating for.Owing to have the anti-allocating slot of twice on every pellet shot from a slingshot, and the anti-allocating slot spacing of each pellet shot from a slingshot is unequal, so special tool can't be dialled down pellet shot from a slingshot, lock also just is difficult to open.Radially the beneficial effect of anti-twisting equipment and axial locking can from
Find out among the embodiment.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified
Fig. 1 is the front view of the utility model cylinder lock head.
Fig. 2 is the rear elevation of Fig. 1.
Fig. 3 is the sectional view that the utility model cylinder lock head is in opening.
Fig. 4 is the sectional view that the utility model cylinder lock head is in the lock state.
Fig. 5 is the front view of outer lock core shown in Fig. 1 Fig. 2.
Fig. 6 is the vertical view of Fig. 5.
Fig. 7 is the right view of Fig. 5.
Fig. 8 is the front view of locking plate shown in Fig. 2 Fig. 3 Fig. 4.
Fig. 9 is a front view of opening pellet shot from a slingshot shown in Fig. 2 Fig. 3 Fig. 4.
1. tapered ends among the figure, 2. outer lock core is 3. opened pellet shot from a slingshot, the 4. anti-muscle of dialling, 5. keyhole 6. descends recess, 7. locking key, 8. locking plate, 9. side recess, 10. axial groove, 11. work nests, 12. anti-allocating slots, 13. the locking spring, 14.V shape groove, 15. open spring, 16. plugs, 17. anti-torsion spring, 18. tack pellets shot from a slingshot, 19. round end pellets shot from a slingshot, 20. radial blind holes, 21. radial direction through hole, 22. keys.
The specific embodiment
The utility model cylinder lock head is the head of unblanking inside and outside two-way, and outer lock core and internal cylinder are installed in lock body, special-shaped pellet shot from a slingshot is installed in that outer lock core and internal cylinder are inner single.In reaching, the lock body middle part between the outer lock core shifting block assembly and loose piece assembly are installed.Technique improvement measure of the present utility model is mainly reflected in the external lock head part.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, outer lock core 2 is installed in lock body 1, single 7 unlatching pellets shot from a slingshot 3 and the unlatching spring 15 of being equipped with in outer lock core 2.
Lock body structure: as shown in Figure 1 and Figure 2, lock body 1 is one and has two circular cylindrical cavities and the integrated part of rectangle entity three parts, is used to protect lock core and connects related components.That circular cylindrical cavity inwall that outer lock core 2 is installed is provided with axial V-shaped groove 14 (referring to Fig. 3), as the matching part of locking device.
The outer lock core structure: the key port end face of outer lock core 2 is provided with two radially anti-muscle 4 of dialling, anti-group of muscle top is axial key hole 5 (referring to Fig. 7), on the periphery of outer lock core 2, be provided with the slender U-shaped side recess 9 (referring to Fig. 6) that is used to that the slender U-shaped recess 6 (referring to Fig. 5) down of unlatching pellet shot from a slingshot 3 and unlatching spring 15 thereof is installed and is used to install locking key 7, be provided with the axial groove 10 (referring to Fig. 6) that is used to install locking plate 8 at the middle part of outer lock core 2.Axial groove 10 is total to the center aspect with side recess 9, axial groove 10 and one group of unlatching pellet shot from a slingshot 3 orthogonal (referring to Fig. 4).
Billiards structure: as shown in Figure 9, open pellet shot from a slingshot 3 and be provided with a work nest 11 and two anti-allocating slots 12.Work nest 11 on one group of each pellet shot from a slingshot of opening pellet shot from a slingshot 3 and anti-allocating slot 12 the position is set and its spacing has nothing in common with each other.
The locking plate structure: as shown in Figure 8, described locking plate 8 is both sides all jagged rectangle hard plates.This locking plate 8 can move (referring to Fig. 3, Fig. 4) under external force in axial groove 10.
The locking key structure: described locking key 7 is a cylinder, its quantity at least one, the quantity of locking key 7 is three (referring to Fig. 2) in the present embodiment.When cylinder locking key 7 is arranged in the side recess 9 of the V-shaped groove 14 of lock body 1 and outer lock core 2, this cylindrical axis is positioned at outer lock core 2 periphery inboards, like this, the mouth limit of its side recess 9 just can be stirred cylinder it is moved to opening pellet shot from a slingshot 3 when matched key rotates outer lock core 2, carries out the transition to position shown in Figure 3 by position shown in Figure 4.
Opening process: matched key 22 is inserted in the keyhole 5 of outer lock core 2, at this moment, tartar on the key forms the in-line straight line with work nest 11 differential the matching of opening on the pellet shot from a slingshot 3, the work nest of each pellet shot from a slingshot, and in-line work nest and axial groove 10 are on the aspect of same center.This is the precondition that tapered end is opened, when under this condition, rotating outer lock core 2 by matched key, cylinder locking key 7 is stirred on the mouth limit of the side recess 9 of outer lock core 2 makes it move to opening pellet shot from a slingshot 3, promote simultaneously in the work nest 11 that locking plate 8 enters each unlatching pellet shot from a slingshot 3, outer lock core 2 rotates in lock body 1 and drives shifting block, the loose piece action realizes unblanking to open the door.As shown in Figure 3, when tapered end was opening, locking plate 8 parts entered in the work nest 11 and locking key 7 enters in the side recess 9 of outer lock core 2 fully.
Locking process: with key from outer lock core 2, extract just can realize the locking.One group of unlatching this moment pellet shot from a slingshot 3 forms contour in-line under the effect of opening spring 15, meanwhile under the effect of locking spring 13, locking plate 8 promotes the closely V-shaped grooves 14 of contact lock bodies 1 of locking key 7 when withdrawing from unlatching pellet shot from a slingshot 3 work nests 11, make locking key 7 across occupying V-shaped groove 14 and disjunctor key of side recess 9 formation.
Locking device is formed and the anti-function of turning round: in sum, described locking device be by locking plate 8, be arranged in locking plate 8 limit portion recesses 3 locking keies 7, lock springs 13 and cooperate and constitute with two of outer lock core 2 special hole of being installed on of locking plate 8 another side portions two end in contact.3 locking keies 7 of locking plate 8 promotions that are installed under the effect of locking spring 13 in outer lock core 2 axial grooves 10 make its side recess 9 across V-shaped groove 14 that occupies lock body 1 and outer lock core 2.Axle and the linking bond of gear of locking key 7 in plant equipment axially locks outer lock core 2 and lock body 1, and except that the unlatching process, tapered end is always lock-out state.Instrument beyond the matched key can not twist outer lock core 2, can prevent that the lawless person from turning round the crime attempt of afterwards dialling earlier.
The locking device of the utility model cylinder lock head can be used as the locking device of single tapered end, can be applied to not external-open door lock, cabinet door lock, drawer-lock, lock etc. separately.
Another parts that can use separately is an anti-twisting equipment radially, as depicted in figs. 1 and 2, on described outer lock core 2, be provided with radial blind holes 20, on described lock body 1, be provided with radial direction through hole 21, described radial direction through hole 21 and described radial blind holes 20 coaxial lines and aperture coincide, order is equipped with plug 16, anti-torsion spring 17, tack pellet shot from a slingshot 18 and round end pellet shot from a slingshot 19 from bottom to top in radial direction through hole 21 and radial blind holes 20, and they closely contact and constitute radially anti-twisting equipment.
Described radial direction through hole 21 and described radial blind holes 20 are arranged on the rear side away from the pellet shot from a slingshot hole, unlatching pellet shot from a slingshot 3 place of key port end.Can increase the difficulty of utilizing special tool to stir round end pellet shot from a slingshot 19 like this.
The degree of depth of the radial blind holes 20 in the described outer lock core 2 is greater than the length of round end pellet shot from a slingshot 19.In the time of in key inserts outer lock core, the bottom surface of round end pellet shot from a slingshot 19 and the periphery of outer lock core maintain an equal level, and outer lock core 2 can be rotated to be realized opening.When key was extracted in outer lock core, the end face of tack pellet shot from a slingshot 18 entered in the radial blind holes 20 of outer lock core, occupied the cavity of lock body 1 and outer lock core 2 simultaneously, played anti-torsion effect because of outer lock core 2 can not rotate.
Claims (9)
1. cylinder lock head, comprise lock body, be installed on the interior lock core of lock body, be installed on pellet shot from a slingshot and spring in the lock core marble hole, it is characterized in that: on described outer lock core (2), be provided with radial blind holes (20), on described lock body (1), be provided with radial direction through hole (21), described radial direction through hole (21) and described radial blind holes (20) coaxial line and aperture coincide, and order is equipped with plug (16), anti-torsion spring (17), tack pellet shot from a slingshot (18) and round end pellet shot from a slingshot (19) from bottom to top in radial direction through hole (21) and radial blind holes (20).
2. cylinder lock head according to claim 1 is characterized in that: described radial direction through hole (21) and described radial blind holes (20) are arranged on the rear side away from the pellet shot from a slingshot hole, unlatching pellet shot from a slingshot (3) place of key port end.
3. cylinder lock head according to claim 1 and 2 is characterized in that: the degree of depth of the radial blind holes (20) on the described outer lock core (2) is greater than the length of round end pellet shot from a slingshot (19).
4. cylinder lock head according to claim 3, it is characterized in that: on described lock body (1), be provided with axial V-shaped groove (14), on described outer lock core (2), be provided with axial groove (10), open on the pellet shot from a slingshot (3) for one group in described outer lock core (2) pellet shot from a slingshot hole and be provided with work nest (11), be provided with a locking plate (8) that is installed in the described axial groove (10), described locking plate (8) can move in the described work nest (11), be provided with at least one locking key (7), an end is positioned at the locking spring (13) of outer lock core (2) special hole, locking plate (8), locking key (7), the closely contact of V-shaped groove (14) order.
5. according to claim 1 or 2 or 4 described cylinder lock heads, it is characterized in that: described locking plate (8) is a both sides all jagged rectangle hard plate, and described locking plate (8) is orthogonal with one group of unlatching pellet shot from a slingshot (3).
6. cylinder lock head according to claim 5 is characterized in that: described locking key (7) is 3 cylinders that are installed in locking plate (8) recess.
7. according to claim 1 or 2 or 4 or 6 described cylinder lock heads, it is characterized in that: what each that install in the same tapered end opened work nest (11) on pellet shot from a slingshot (3) is provided with the position difference, and it is differential to match with the differential of tartar on the key.
8. cylinder lock head according to claim 7 is characterized in that: be provided with two anti-allocating slots (12) parallel with work nest (11) on described unlatching pellet shot from a slingshot (3).
9. according to claim 1 or 2 or 4 or 6 or 8 described cylinder lock heads, it is characterized in that: on the key port end face of described outer lock core (2), be provided with two radially anti-muscle (4) of dialling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420114614 CN2748590Y (en) | 2004-12-18 | 2004-12-18 | Night lock head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420114614 CN2748590Y (en) | 2004-12-18 | 2004-12-18 | Night lock head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2748590Y true CN2748590Y (en) | 2005-12-28 |
Family
ID=35720082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420114614 Expired - Fee Related CN2748590Y (en) | 2004-12-18 | 2004-12-18 | Night lock head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2748590Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102400597A (en) * | 2011-11-15 | 2012-04-04 | 四川大学 | Hydraulic spring lock |
| CN101457602B (en) * | 2007-12-10 | 2012-09-26 | 保德安保安制品有限公司 | Lock head for lengthened safe-guard door lock |
| CN114167111A (en) * | 2021-12-19 | 2022-03-11 | 乔岁儿 | Novel electricity meter |
-
2004
- 2004-12-18 CN CN 200420114614 patent/CN2748590Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101457602B (en) * | 2007-12-10 | 2012-09-26 | 保德安保安制品有限公司 | Lock head for lengthened safe-guard door lock |
| CN102400597A (en) * | 2011-11-15 | 2012-04-04 | 四川大学 | Hydraulic spring lock |
| CN102400597B (en) * | 2011-11-15 | 2014-02-26 | 四川大学 | Hydraulic spring lock |
| CN114167111A (en) * | 2021-12-19 | 2022-03-11 | 乔岁儿 | Novel electricity meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG PROV BAODEAN ELECTROMECHANICAL CO., LTD. Free format text: FORMER OWNER: LUO YONGJIN Effective date: 20070727 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070727 Address after: 311400, No. 11, No.1 Road, Dongzhou Industrial Zone, Hangzhou, Zhejiang, Fuyang Patentee after: Zhejiang BAODEAN electromechanical Co., Ltd. Address before: 318058 Zhejiang province Taizhou Jinqing Luqiao Wenchang West BAODEAN locks company Patentee before: Luo Yongjin |
|
| ASS | Succession or assignment of patent right |
Owner name: BAO DE AN SECURITY PRODUCTS CO., LTD. Free format text: FORMER OWNER: ZHEJIANG PROV BAODEAN ELECTROMECHANICAL CO., LTD. Effective date: 20071012 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20071012 Address after: 311400, No. 11, No.1 Road, Dongzhou Industrial Zone, Hangzhou, Zhejiang, Fuyang Patentee after: Zhejiang BAODEAN Security Products Co., Ltd. Address before: 311400, No. 11, No.1 Road, Dongzhou Industrial Zone, Hangzhou, Zhejiang, Fuyang Patentee before: Zhejiang BAODEAN electromechanical Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051228 Termination date: 20101218 |