CN108868330B - Computer key unlocking mechanism - Google Patents
Computer key unlocking mechanism Download PDFInfo
- Publication number
- CN108868330B CN108868330B CN201811207959.7A CN201811207959A CN108868330B CN 108868330 B CN108868330 B CN 108868330B CN 201811207959 A CN201811207959 A CN 201811207959A CN 108868330 B CN108868330 B CN 108868330B
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- China
- Prior art keywords
- unlock
- rod
- flexible
- unlocking mechanism
- deadlock lever
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/20—Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
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- Lock And Its Accessories (AREA)
Abstract
The present invention provides a kind of computer key unlocking mechanisms, including shell；Unlock rod；Flexible deadlock lever；Reset spring；Moving component, including magnetic unlock pin, electromagnet and can be along the push-pull rod that it is axially passed in and out；Unlocked state component attracts magnetic unlock pin to move to far from unlock rod direction, flexible deadlock lever is switched to free extension state from the state of locking for sending signal to electromagnet so that push-pull rod be driven to move through magnetic force to separate unlock rod direction.Since unlocking mechanism and electromagnetic component do not participate in directly moving locking/unlocking motion to flexible deadlock lever, magnetic unlock pin is not subject to the rotary shear amplified during unlocking through leverage simultaneously, to avoid the occurrence of the phenomenon that electromagnet causes unlocking mechanism to be unable to normal release by external force damage.
Description
Technical field
The present invention relates to unlocking mechanism technical fields, specifically, more particularly to a kind of Substation Anti-misoperation System computer key
Spoon unlocking mechanism.
Background technique
In anti-error field of security systems, computer key plays the role of very important.However due to the multiplicity of all kinds of locksets
Property, versatility and reliability to computer key, especially unlocking mechanism propose higher challenge.Solve lock machine on the market at present
The locking principle of structure is mainly blocks rotation, mostly the rotary motion of unlocking mechanism be latched using electromagnet push-pull rod/
Unlock switching, but due to the moment conditions during rotation process between arm and unlock rod, in compulsive unlocking, torsion is through thick stick
Rod principle amplification, rotation unlocking type mechanism can have very big shearing amplification, cause lockweight and electromagnetic component to damage, lead
Unlocking bite is caused, or even cannot normally be unlocked.
Although bearing locking using indirect lockweight rather than electromagnet push-pull rod in the indirect type unlocking mechanism scheme of part to turn round
Power, but since the leverage of rotation mode also exists, can also there be indirect lockweight and be deformed under the shearing action of amplification, be influenced
The case where mechanism global reliability.Unlocking structure reliability is improved under the premise of size is limited, is mentioned for computer key miniaturization
Higher challenge is gone out.
Summary of the invention
In view of this, main purpose of the present invention provides a kind of simple and reliable flexible enclosed type computer key unlocking mechanism,
Deadlock lever and electromagnetic component is caused to damage to solve the amplification of torsion existing for blocks rotation formula in the prior art, whole unlocking is reliable
The problem of property is not high, miniaturization difficult.
The present invention provides a kind of computer key unlocking mechanisms, including shell；Unlock rod；Flexible deadlock lever, is installed in
Inside unlock rod；Reset spring provides elastic force and is pressed in flexible deadlock lever inside unlock rod in advance, when deadlock lever front end of stretching is pressurized,
It can move backward in a certain range, the corresponding position of the unlock rod top end surface is exited in its front end at this time, when not by pressure
When, flexible deadlock lever can reset under spring force；Moving component, including magnetic unlock pin, movement chamber, electromagnet and can edge
Its push-pull rod axially passed in and out, magnetic unlock pin and push-pull rod can be moved along the central axes for moving chamber.Unlocked state component, is used for
Signal is sent to electromagnet.
When conventional blocking, magnetic unlock pin passes through movement chamber, unlock rod side wall is latched through-hole, is inserted into flexible deadlock lever
Side wall is latched blind hole, limits to flexible deadlock lever；When unlock, unlocked state sends signal to electromagnet, pushes away to drive
Pull rod moves through magnetic force to separate unlock rod direction and magnetic unlock pin is attracted to move to far from unlock rod direction, closes flexible
Locking bar is switched to free extension state from the state of locking.
Unlock club head is equipped with step groove and protrusion in one of the embodiments, cooperates with corresponding lockset.
Locking through-hole is opened up on unlock rod in one of the embodiments, magnetic shutting pin passes through this hole and is inserted into flexible close
Among the locking blind hole of locking bar, and it can realize axial disengaging.
There is stair-step inside unlock rod in one of the embodiments, to the flexible deadlock lever for installing its internal cavities
Carry out axially position.
Reset spring can be such that flexible deadlock lever axially inside moves in unlock rod in one of the embodiments, and energy
It automatically resets.
Magnetic unlock pin, movement chamber, electromagnet, push-pull rod and unlock rod are axial and flexible in one of the embodiments,
Deadlock lever is axially vertical.
Unlock pin and push-pull rod are contactless connection in one of the embodiments,.
Push-pull rod is soft magnetic materials in one of the embodiments,.
Shell two sides are equipped with a pair of metal electrodes in one of the embodiments,.
Rotating ring is arranged outside unlock rod in one of the embodiments, corresponding position installs Hall inside housings
Detecting element, the detection to unlock angle.
It applies the technical scheme of the present invention, is flexible lock-out scheme used in the present invention, rotation is avoided from principle
It is latched existing leverage, magnetic shutting pin and electromagnet push-pull rod are non-rigid connection, and electromagnet push-pull rod is not joined directly
With the flexible limit to flexible deadlock lever, while the complexity of unlocking mechanism is not increased, the electromagnet power consumption and ruler being associated
Very little, unlocking mechanism other elements size can all further reduce.
Detailed description of the invention
Fig. 1 is the perspective view of computer key unlocking mechanism of the present invention；
Fig. 2 is the schematic diagram of internal structure one of computer key unlocking mechanism of the present invention, is illustrated as blocking；
Fig. 3 is the partial structurtes exploded view of computer key unlocking mechanism of the present invention；
Fig. 4 is the schematic diagram of internal structure two of computer key unlocking mechanism of the present invention, is illustrated as unlocked state；
It further includes the unlocking mechanism schematic diagram of internal structure for rotating lantern ring that Fig. 5, which is of the invention,；
Detailed description of the invention:
Shell 10；Unlock rod 20；Telescopic cavity 201；Step groove 202；Protrusion 203；It is latched through-hole 204；Limited step
205；Flexible deadlock lever 30；Locating shaft 301；It is latched blind hole 302；Moving component 40；Push-pull rod 401；Electromagnet 402；Move chamber
403；Magnetic unlock pin 404；Reset spring 50；Limit circlip 60；Reading code component 70；Metal electrode 80；Rotating ring 90；Hall inspection
Survey element 100.
Specific embodiment
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to what the present invention protected
Range.Below according to Figure of description and embodiment, the present invention is further elaborated.
Referring to FIG. 1 to FIG. 4, according to embodiments of the present invention, a kind of unlocking mechanism, including shell 10 are provided；Unlock
Bar 20, stretch deadlock lever 30, moving component 40, and reset spring 50 limits circlip 60, reading code component 70, metal electrode 80.
Specifically, flexible deadlock lever 30 is installed in the telescopic cavity 201 of unlock rod 20, reset spring 50 is installed in rear end,
Under the action of the spring, the deadlock lever 30 that stretches can move back and forth in telescopic cavity 201.Head cavity of the integral installation in shell 10
It is interior, and realize and fix by limited step 205 and limit circlip 60.10 side of shell is equipped with the cavity of installation moving component 40,
Moving component 40 includes push-pull rod 401, electromagnet 402, moves chamber 403, magnetic unlock pin 404, on the same axis.In magnetic
Under power effect, magnetic unlock pin 404 is realized with push-pull rod 401 to be flexibly connected.
Under blocking, push-pull rod 401 withstands magnetic unlock pin 404 and moves to unlock rod 20 under contained spring effect,
Magnetic unlock pin passes through movement chamber 403, and the locking through-hole 204 on 20 side wall of unlock rod is inserted in the locking of flexible deadlock lever 30
In blind hole 302, to limit the axial movement of flexible deadlock lever 30.When computer key is inserted into lockset, by flexible deadlock lever 30
The limitation of 301 telescopic direction of head locating shaft movement, key cannot be fully inserted into, and then realize blocking function.
In authorization unlocking motion, electromagnetic component issues signal, and electromagnet 402 applies magnetic force to push-pull rod 401, and driving pushes away
Pull rod 401 drives magnetic unlock pin 404 to move along the direction for being detached from latch release shaft, and magnetic unlock pin 404 is detached from flexible deadlock lever 30
Locking blind hole 302, flexible deadlock lever 30 is switched to free extension state from the state of locking.Computer key is inserted into lockset at this time
Afterwards, stretching 30 head locating shaft 301 of deadlock lever can be along telescopic cavity 201 in axial retraction, and key can be fully inserted into rotation, Jin Ershi
Existing unlocking function.
In authorization locking and unlocking process, electromagnetic component does not participate in the limitation to flexible deadlock lever 30 directly, closes simultaneously
It is not subject to the rotary shear amplified through leverage when lock, causes unlocking mechanism cannot be just so as to avoid electromagnetic component damage
Often the case where movement.
In one embodiment, as shown in figure 3, unlock rod 20 is equipped with step groove 202, and it is symmetrical, convenient for suitable
With mechanical lock.
In one embodiment, as shown in figure 3, being additionally provided with a pair of protrusion 203 with lockset cooperation on unlock rod 20,
Lockset torsion is driven to unlock indirectly directly or by mechanical lock after unlock.
In one embodiment, as shown in Figure 1, reading code component 70 has also been installed at 10 top of shell, five anti-locksets are being read
When code-locked is correct, unlocked state component sends unlocking signal to electromagnet 402.
In one embodiment, whole in circle behind front as shown in figure 3, flexible 30 front end of deadlock lever is equipped with locating shaft 301
Shape, and it is equipped with step, guarantee that flexible deadlock lever 30 is only capable of along axial direction in 20 inside telescopic cavity 201 of unlock rod in a certain range
Interior movement.
In one embodiment, as shown in Figure 1,10 two sides of shell are equipped with a pair of metal electrodes 80, with matched electrolock
Tool is unlocked, the operation such as electrical verification.
In one embodiment, as shown in Fig. 2, magnetic unlock pin 404, movement chamber 403, electromagnet 402, push-pull rod 401
It is axially vertical with unlock rod 20 and flexible deadlock lever 30.
Further, referring to Fig. 5, the present invention provides a kind of computer keys of band rotation angle recognition.The computer key
On the basis of above scheme, rotating ring 90, hall detection component 100 are increased.Rotating ring 90 is set in outside unlock rod 20, and
It is freely rotatable, head is equipped with protrusion 901, similar unlock rod protrusion 203, and hall detection component 100 is installed in the sky of shell 10
Intracavitary portion unlocks angle when matching detection unlock with rotating ring 90.
Specific implementation process are as follows: when computer key is inserted into corresponding five anti-locksets and passes through reading code authorization unlocking, operator
Member's roll-shell 10, at this point, the 20 head step groove 202 of unlock rod being fixedly connected with shell 10, protrusion 203 and drive lockset
The rotation of unlock pellet, and 90 head of rotating ring protrusion 901 cooperates with the fixing shell of lockset, does not turn during unlocking
It is dynamic, it is mounted between the hall detection component 100 inside shell 10 and rotating ring 90 at this time and there is relative rotation, detection can be cooperated
Unlock rod rotational angle.
It can be seen from the above description that the above embodiments of the present invention realized the following chievements:
(1) magnetic unlock pin is subjected only to flexible deadlock lever and axially shears during unlocking in the present invention, without holding
After by operator's roll-shell in conventional blocks rotation formula scheme through leverage amplify rotary torsion, magnetic unlock pin by
The phenomenon that power is smaller, avoids related elements damage and is unable to proper motion and authorization unlocking；
(2) electromagnetic component does not participate in block action directly in the present invention, but relies on magnetic-force flexible with magnetic unlock pin
Connection avoids electromagnetic component by other elements damage and artificial strong destruction, also can avoid occurring because of assembly mismachining tolerance etc.
Authorization unlock pin and unlock between centers bite, and caused by cannot normally unlock situation；
(3) unlocking mechanism of Highgrade integration design, and five anti-lock compatibility with higher, while increasing rotating ring,
It can also be achieved the functions needs such as unlock angle detection.Integrated form mentality of designing reduces the type of computer key.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art the invention discloses spirit and technical scope in, any modification that can readily occur in,
Equivalent replacement, improvement etc., should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of computer key unlocking mechanism characterized by comprising shell, unlock rod, flexible deadlock lever, reset spring, fortune
Dynamic component and unlocked state component；
The unlock rod main body is hollow structure, and front end side wall is equipped with step groove, and there is limited step in rear end, and rear end is installed on institute
It states in case top cavity；
The flexible deadlock lever is arranged in the inner cavity of the unlock rod and does clearance fit, front end and the unlock rod front end face
Concordantly, the shell is supported by reset spring in rear end backward；
The unlock rod side wall opens up locking through-hole, and flexible deadlock lever side wall opens up locking blind hole, and the two is on the same axis；
The moving component includes magnetic unlock pin, movement chamber, electromagnet and can be along the push-pull rod that it is axially passed in and out, the magnetism
Unlock pin, electromagnet, push-pull rod and movement chamber are on same central axes, and consistent with unlock rod lateral through aperture axis, magnetism is closed
Lock pin and push-pull rod can be moved along chamber central axes are moved；
The unlocked state component, for sending signal to the electromagnet, to drive push-pull rod to far from unlock rod direction
Moving through magnetic force attracts magnetic unlock pin to move to far from unlock rod direction, and flexible deadlock lever is switched to from the state of locking
Free extension state.
2. computer key unlocking mechanism according to claim 1, it is characterised in that: be equipped with ladder at the top of the unlock rod
Groove and protrusion cooperate with corresponding lockset.
3. computer key unlocking mechanism according to claim 1, it is characterised in that: it is logical to open up locking on the unlock rod
Hole, magnetic shutting pin pass through this hole and are inserted among the locking blind hole of flexible deadlock lever, do clearance fit, and can realize it is axial into
Out.
4. computer key unlocking mechanism according to claim 1, it is characterised in that: the magnetism unlock pin and the push-and-pull
Bar leans on the non-rigid connection of magnetic force.
5. computer key unlocking mechanism according to claim 1, it is characterised in that: the magnetism unlock pin, movement chamber, electricity
Magnet and the unlock rod, flexible deadlock lever are axially vertical.
6. computer key unlocking mechanism according to claim 1, it is characterised in that: the shell two sides are equipped with a pair of of metal
Electrode cooperates with corresponding electrolock.
7. computer key unlocking mechanism according to claim 1, it is characterised in that: the push-pull rod is soft magnetic materials.
8. computer key unlocking mechanism according to claim 1, it is characterised in that: rotating ring is arranged outside unlock rod,
Corresponding position installs hall detection component inside housings, the detection to unlock angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811207959.7A CN108868330B (en) | 2018-10-17 | 2018-10-17 | Computer key unlocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811207959.7A CN108868330B (en) | 2018-10-17 | 2018-10-17 | Computer key unlocking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108868330A CN108868330A (en) | 2018-11-23 |
| CN108868330B true CN108868330B (en) | 2019-01-29 |
Family
ID=64325101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811207959.7A Active CN108868330B (en) | 2018-10-17 | 2018-10-17 | Computer key unlocking mechanism |
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| Country | Link |
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| CN (1) | CN108868330B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519043A (en) * | 2018-12-10 | 2019-03-26 | 珠海优特电力科技股份有限公司 | Lock cylinder system, key system and lock system |
| CN112233279B (en) * | 2019-06-27 | 2022-06-28 | 南京南瑞继保电气有限公司 | Computer key for transformer substation anti-error safety system |
| CN110634643B (en) * | 2019-10-18 | 2021-06-08 | 江麓机电集团有限公司 | Electromagnet locking and unlocking mechanism |
| CN113359371B (en) * | 2021-05-31 | 2023-04-07 | 吉林大学 | Resettable locking device suitable for space camera focusing mechanism |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3795126B2 (en) * | 1996-02-16 | 2006-07-12 | 美和ロック株式会社 | Locking / unlocking confirmation device |
| CN202249211U (en) * | 2011-08-09 | 2012-05-30 | 珠海华伟电气科技股份有限公司 | Unlocking mechanism for single-handle type computer key |
| GB201115303D0 (en) * | 2011-09-05 | 2011-10-19 | Pegasus Innovation Ltd | Fastening device |
| CN203499367U (en) * | 2013-08-16 | 2014-03-26 | 长园共创电力安全技术股份有限公司 | Single-handle computer key |
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2018
- 2018-10-17 CN CN201811207959.7A patent/CN108868330B/en active Active
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| Publication number | Publication date |
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| CN108868330A (en) | 2018-11-23 |
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