CN209293585U - A kind of keyhole protection mechanism - Google Patents
A kind of keyhole protection mechanism Download PDFInfo
- Publication number
- CN209293585U CN209293585U CN201821259455.5U CN201821259455U CN209293585U CN 209293585 U CN209293585 U CN 209293585U CN 201821259455 U CN201821259455 U CN 201821259455U CN 209293585 U CN209293585 U CN 209293585U
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- China
- Prior art keywords
- keyhole
- shaft
- protection mechanism
- operation panel
- accommodating chamber
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Abstract
The utility model provides a kind of keyhole protection mechanism, it is installed in door lock, door lock includes panel base, and the operation panel for being formed with accommodating chamber is fastened with panel base, emergency key hole is formed in operation panel, the keyhole protection mechanism includes shaft, electrical control mechanism and keyhole cover board, the shaft, which is formed with spacing auxiliary section and pivots, is set to the operation panel, the electrical control mechanism has electric and overhanging because obtaining, the limiting section of the shaft rotation is limited with mating with the spacing auxiliary section, and the limiting section can bounce back because of power loss it is mating with the spacing auxiliary section to release, the keyhole cover board is set on the outside of the accommodating chamber and is fixed on one end of operation panel described in the shaft drawing-in, in the limiting section and the mating state of the spacing auxiliary section, the keyhole cover board covers institute State emergency key hole.The keyhole protection mechanism of the utility model is simple and compact for structure, occupies little space, and has stronger practicability.
Description
Technical field
The utility model relates to key lock field, in particular to a kind of keyhole protection mechanism.
Background technique
Fingerprint Lock currently on the market is designed with an emergency key hole in order to meet an urgent need to enter, convenient in power failure and electricity
Clamp mechanism is opened the door when failing with mechanical key, but present emergency tapered end be all an exposure to it is outer, or under panel mask, no
Need other decryption that can open panel, using emergency tapered end, such tamper-security is not high.This keyhole itself is deposited
There is security risk, the people for being familiar with mechanical lock structure can crack easily, and unlocked and recorded with the no electronics of mechanical key unlocking,
Be not suitable for the place for thering is gate inhibition to require to use.
Utility model content
In view of this, the utility model is directed to a kind of keyhole protection mechanism, to cover emergency key hole, peace is reduced
Full hidden danger.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of keyhole protection mechanism, is installed in door lock, and the door lock includes the panel base being installed on a door, and
The operation panel for being formed with accommodating chamber is fastened with the panel base, is formed with emergency key hole, institute on Yu Suoshu operation panel
Stating keyhole protection mechanism includes:
Shaft pivots and is set in the accommodating chamber of the operation panel, is formed with spacing auxiliary section in Yu Suoshu shaft；
Electrical control mechanism is fixedly arranged in the accommodating chamber, the electrical control mechanism have because it is electric and protractile, with the limit
Position auxiliary section is mating and limits the limiting section of shaft rotation, and the limiting section can bounce back because of power loss with release with
The spacing auxiliary section it is mating；
Keyhole cover board is set to the other side of the operation panel, and the keyhole cover board relative to the accommodating chamber
It is fixed on one end of operation panel described in the shaft drawing-in；In the limiting section and the mating shape of the spacing auxiliary section
State, the keyhole cover board cover the emergency key hole.
Further, be formed with positioning region in Yu Suoshu shaft, the keyhole protection mechanism further include be fixedly arranged on it is described
Elastic lockable mechanism in accommodating chamber, the elasticity lockable mechanism have elastic component and abut because of the elastic component pushing tow
Jacking block at the positioning region, and the jacking block can be detached from the positioning region limitation because external force rotates the shaft, it is described
Elastic lockable mechanism further includes having the limit plate being connected with the elastic component other end.
Further, the elastic component is spring.
Further, the jacking block be connected to the positioning region bearing surface it is rounded.
Further, it is arranged with automatically controlled screening glass in Yu Suoshu shaft, is formed in the two sides of the automatically controlled screening glass U-shaped
Slot, two U-type grooves respectively constitute the spacing auxiliary section and the positioning region.
Further, in the accommodating chamber, be fixedly provided with mounting rack on Yu Suoshu operation panel, the elasticity locking machine
Structure and the electrical control mechanism are fixedly arranged on the mounting rack.
Further, the electrical control mechanism is push-pull electromagnet, described in the draw bar of the push-pull electromagnet is constituted
Limiting section.
Further, the door lock is Fingerprint Lock, and the Fingerprint Lock includes controller, and connect with the controller
Fingerprint identification module；The electrical control mechanism in response to the controller control signal and control the limiting section it is overhanging or return
Contracting.
Compared with the existing technology, the utility model has the advantage that
(1) a kind of keyhole protection mechanism described in the utility model, it is electric outer because obtaining by the limiting section of electrical control mechanism
Stretch and be plugged in shaft spacing auxiliary section, because power loss retraction due to release it is mating with shaft spacing auxiliary section, to realize shaft
Rotation and locking, thus drive be fixed in shaft keyhole cover board capping or expose emergency key hole, in electrical control mechanism
When power-off, the unlocking of emergency key hole could be enabled, so that safety can be improved.The keyhole protection mechanism structure of the utility model
It is simple and compact, it occupies little space, there is stronger practicability.
(2) elastic lockable mechanism is set so that shaft positions, so that position-limiting action is played to keyhole cover board by shaft,
Keyhole cover board is freely rotated with shaft when preventing push-pull electromagnet from powering off, while when push-pull electromagnet obtains electric, described
Limiting section is smoothly plugged in the spacing auxiliary section of automatically controlled screening glass.
(3) for the ease of the installation and disassembly of electrical control mechanism and elastic lockable mechanism, the utility model is additionally provided with connected
It in the mounting rack of operation panel accommodating chamber, is connected in electrical control mechanism and elastic lockable mechanism on mounting rack, while also avoiding
Electrical control mechanism and elastic lockable mechanism are directly connected with operation panel and influence door lock beauty.
(4) door lock is Fingerprint Lock simultaneously, and Fingerprint Lock further includes controller and fingerprint identification module connected to the controller, electricity
Control mechanism controls the overhanging of limiting section or retraction in response to the control signal of controller, to realize electrical control mechanism in energization shape
When state, after only electronic identity authentication passes through, emergency key hole could be enabled.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the structural schematic diagram equipped with the Fingerprint Lock of keyhole protection mechanism described in the utility model embodiment；
Fig. 2 is another visual angle schematic diagram of Fig. 1；
Fig. 3 is the structural schematic diagram of the unassembled panel base of Fig. 1；
Fig. 4 is a kind of structural schematic diagram of keyhole protection mechanism described in the utility model embodiment；
Fig. 5 is the structural schematic diagram of shaft described in the utility model embodiment；
Fig. 6 is the structural schematic diagram of automatically controlled screening glass described in the utility model embodiment；
Fig. 7 is the structural schematic diagram of elastic lockable mechanism described in the utility model embodiment；
Fig. 8 is the structural schematic diagram of mounting rack described in the utility model embodiment；
Description of symbols:
1- operation panel, 101- accommodating chamber, 102- emergency key hole, 2- panel base, 3- keyhole cover board, 4- shaft,
The first installation end of 401-, the second installation end of 402-, 5- push-pull electromagnet, 501- draw bar 6- elasticity lockable mechanism, 601- bullet
Spring, 602- jacking block, 603- limit plate, the automatically controlled screening glass of 7-, 701- spacing auxiliary section, the positioning region 702-, 8- mounting rack, 801-
One mounting surface, the first plug-in opening of 802-, the second plug-in opening of 803-, the second mounting surface of 804-, 9- controller
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
Term " first ", " second " are used for description purposes only in the description of the present invention, and should not be understood as indicating
Or imply relative importance.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
The present embodiment is related to a kind of keyhole protection mechanism, is installed in door lock, and door lock includes the panel being installed on a door
Pedestal, and the operation panel for being formed with accommodating chamber is fastened with panel base, in being formed with emergency key hole on operation panel, originally
A kind of keyhole protection mechanism of embodiment includes:
Shaft is pivoted and is set in the accommodating chamber of operation panel, in being formed with spacing auxiliary section in shaft；
Electrical control mechanism is fixedly arranged in accommodating chamber, electrical control mechanism have because it is electric and protractile, with spacing auxiliary section grafting
Cooperate and limit the limiting section of shaft rotation, and limiting section can be bounced back because of power loss and be matched with releasing and the grafting of spacing auxiliary section
It closes；
Keyhole cover board is set to the other side of operation panel relative to accommodating chamber, and keyhole cover board is fixed on shaft and wears
One end through operation panel；In limiting section and the mating state of spacing auxiliary section, keyhole cover board covers emergency key hole.
The keyhole protection mechanism of the utility model, by the limiting section of electrical control mechanism because electric overhanging be plugged in shaft
Spacing auxiliary section, because power loss retraction due to release it is mating with shaft spacing auxiliary section, to realize rotation and the locking of shaft,
To drive the keyhole cover board being fixed in shaft capping or expose emergency key hole.It is equipped with the control of connection fingerprint recognition simultaneously
Device processed, the control signal of controller also can control the limiting section of electrical control mechanism overhanging or retraction, therefore only in electronic identity authentication
Afterwards or electrical control mechanism power off when, could enable emergency key hole unlock, thus can be improved safety and gate inhibition record information it is strong
Property processed.The keyhole protection mechanism of the utility model is simple and compact for structure, occupies little space, and has stronger practicability.
Based on design philosophy as above, since the keyhole protection mechanism of the utility model is applied in door lock, therefore this reality
The introduction for applying example is situation of the keyhole protection mechanism applied to Fingerprint Lock, and exemplary structure is as shown in Figure 1, Figure 2, Figure 3 shows,
Fingerprint Lock includes the panel base 2 being installed on a door, and the operation panel for being formed with accommodating chamber 101 is fastened with panel base 2
1, in being formed on operation panel 1 there are two emergency key hole 102, the keyhole protection mechanism installation of the present embodiment is fixed on operation
On panel 1, as shown in Figure 3, Figure 4.
For the ease of the present embodiment is described, a lower rotary shaft 4 is described first, structure is as shown in figure 5,4 pivot of shaft
Turn in the accommodating chamber 101 of operation panel 1, and in being formed with the first installation end 401 and the second installation end 402 in shaft 4, the
The accommodating chamber 101 of one installation end, 401 drawing-in operation panel 1 and following keyhole cover boards 3 are connected, and the second installation end 402 is under
The automatically controlled screening glass 7 stated is connected.Automatically controlled 7 structure of screening glass is as shown in fig. 6, automatically controlled screening glass 7 is sheathed on above-mentioned shaft 4, and electricity
The two sides symmetrical molding of control screening glass 7 has U-type groove, and two U-type grooves respectively constitute spacing auxiliary section 701 and positioning region 702.
In this embodiment, electrical control mechanism is fixedly arranged in accommodating chamber 101, electrical control mechanism have because it is electric and protractile, with
Above-mentioned spacing auxiliary section 701 is mating and limits the limiting section of the rotation of shaft 4, and limiting section can be bounced back because of power loss to release
It is mating with above-mentioned spacing auxiliary section 701.It is formed on keyhole cover board 3 and 4 first installation end of shaft, 401 shape phase
The mounting hole matched, relative to accommodating chamber 101, keyhole cover board 3 is set to the other side of operation panel 1, and is fixed on above-mentioned shaft 4
First installation end 401 of drawing-in operation panel 1.When limiting section state mating with spacing auxiliary section, 3 envelope of keyhole cover board
Lid emergency key hole 102.
Electrical control mechanism is push-pull electromagnet 5 in the present embodiment, and the draw bar 501 of push-pull electromagnet 5 constitutes limiting section,
Electric, the overhanging spacing auxiliary section 701 being plugged on automatically controlled screening glass 7 of draw bar 501 is obtained by push-pull electromagnet 5, it is plug-type
The power loss of electromagnet 5, the retraction of draw bar 501 release it is mating with spacing auxiliary section 701, with realize shaft 4 rotation and
Locking, to drive the capping of keyhole cover board 3 being fixed in shaft 4 or expose emergency key hole 102.
In order to position shaft 4, to play position-limiting action to keyhole cover board 3 by shaft 4, the present embodiment is additionally provided with
Elastic lockable mechanism 6.As shown in fig. 7, elastic lockable mechanism 6 include elastic component, the limit plate 603 being connected with elastic component one end with
And the elastic component other end is connected to the jacking block 602 at positioning region 702 because of own resilient pushing tow, and jacking block 602 can turn because of external force
Turn axis 4 and be detached from positioning region 702 limitation, while jacking block 602 abut positioning region 702 bearing surface be spheroidal, in order to
When lesser power acts on keyhole cover board 3, jacking block 602 is made to be detached from positioning region 702.Jacking block 602 is the bulk with Surface of Sphere
Body also can be that ball, the preferred ball of jacking block 602 in the present embodiment, and elastic component are spring 601.Elastic lockable mechanism 6 can be to prevent
Keyhole cover board 3 is freely rotated with shaft 4 when only push-pull electromagnet 5 powers off, at the same push-pull electromagnet 5 it is electric when so that
Draw bar 501 can be smoothly plugged in the spacing auxiliary section 701 of automatically controlled screening glass 7.
For the ease of installing electrical control mechanism and elastic lockable mechanism 6 in operation panel 1, a peace is additionally provided in the present embodiment
8 are shelved, electrical control mechanism and elastic lockable mechanism 6 are fixed in the accommodating chamber 101 of operation panel 1 by mounting rack 8, mounting rack
8 structures are as shown in figure 8, have the first mounting surface 801, the second mounting surface 804, the first plug-in opening 802 and second to insert on mounting rack 8
Hole 803 is filled, and the first plug-in opening 802 and the second plug-in opening 803 are through-hole.Push-pull electromagnet 5 is mounted on the first mounting surface
On 801, and push-pull electromagnet 5 draw bar 501 it is overhanging when the limit of automatically controlled screening glass 7 is plugged in through the first plug-in opening 802
Auxiliary section 701, elastic lockable mechanism 6 are fixed on the second mounting surface 804, and 602 the second plug-in opening of drawing-in of spring 601 and jacking block
803, it is connected to the positioning region 702 of automatically controlled screening glass 7.
The Fingerprint Lock of the present embodiment further includes the controller 9 for being connected with fingerprint identification module, electrical control mechanism response control simultaneously
The signal of device 9 processed and control limiting section it is overhanging or retraction, therefore only after electronic identity authentication or electrical control mechanism power off when,
The unlocking of emergency key hole 102 can be enabled, so that safety and gate inhibition, which can be improved, records the mandatory of information.The key of the utility model
Keyhole protection mechanism is simple and compact for structure, occupies little space, and has stronger practicability.
The keyhole protection mechanism of the present embodiment, which can be realized, carries out the door lock with one or two emergency key hole 102
Lockhole protection.Electrical control mechanism and elastic lockable mechanism 6 can be not only fixed in the accommodating chamber 101 of operation panel 1, can be also connected
In in panel base 2, in addition accommodating chamber 101, which can be not only located in operation panel 1, can be also set in panel base 2.
In use, only when electronic identity authentication passes through or door lock power off when, only need to gently rotate keyhole cover board with
Expose emergency key hole, that is, key opening door lock can be used, door lock is in the energized state under normal conditions, need to only be inputted just
True fingerprint can unlock,
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (8)
1. a kind of keyhole protection mechanism, is installed in door lock, the door lock includes the panel base (2) being installed on a door, with
And the operation panel (1) for being formed with accommodating chamber (101) is fastened with the panel base (2), Yu Suoshu operation panel is formed on (1)
There are emergency key hole (102), which is characterized in that the keyhole protection mechanism includes:
Shaft (4) is pivoted and is set in the accommodating chamber (101) of the operation panel (1), and Yu Suoshu shaft is formed with limit on (4)
Auxiliary section (701)；
Electrical control mechanism is fixedly arranged in the accommodating chamber (101), the electrical control mechanism have because it is electric and protractile, with described in
Spacing auxiliary section (701) is mating and limits the limiting section of the shaft (4) rotation, and the limiting section can be returned because of power loss
It contracts mating with the spacing auxiliary section (701) to release；
Keyhole cover board (3) is set to the other side of the operation panel (1), and the key relative to the accommodating chamber (101)
Blind patch (3) is fixed on one end of operation panel (1) described in the shaft (4) drawing-in；Match in the limiting section and the limit
Conjunction portion (701) mating state, the keyhole cover board (3) cover the emergency key hole (102).
2. a kind of keyhole protection mechanism according to claim 1, it is characterised in that: Yu Suoshu shaft is formed on (4)
Positioning region (702), the keyhole protection mechanism further include the elastic lockable mechanism (6) being fixedly arranged in the accommodating chamber (101),
The elasticity lockable mechanism (6) has elastic component and is connected at the positioning region (702) because of the elastic component pushing tow
Jacking block (602), and the jacking block (602) can be detached from the positioning region (702) limitation, institute because external force rotates shaft (4)
Stating elastic lockable mechanism (6) further includes having the limit plate (603) being connected with the elastic component other end.
3. a kind of keyhole protection mechanism according to claim 2, it is characterised in that: the elastic component is spring (601).
4. a kind of keyhole protection mechanism according to claim 2, it is characterised in that: the jacking block (602) is connected to institute
The bearing surface for stating positioning region (702) is rounded.
5. a kind of keyhole protection mechanism according to claim 4, it is characterised in that: Yu Suoshu shaft is arranged on (4)
There are automatically controlled screening glass (7), forms U-type groove in the two sides of the automatically controlled screening glass (7), two U-type grooves respectively constitute described
Spacing auxiliary section (701) and the positioning region (702).
6. a kind of keyhole protection mechanism according to claim 5, it is characterised in that: in the accommodating chamber (101), in
It is fixedly provided with mounting rack (8) on the operation panel (1), the elasticity lockable mechanism (6) and the electrical control mechanism are fixedly arranged on institute
It states on mounting rack (8).
7. a kind of keyhole protection mechanism according to claim 1, it is characterised in that: the electrical control mechanism is plug-type electricity
The draw bar (501) of magnet (5), the push-pull electromagnet (5) constitutes the limiting section.
8. a kind of keyhole protection mechanism described in any one of -7 according to claim 1, it is characterised in that: the door lock is to refer to
Line lock, the Fingerprint Lock includes controller (9), and the fingerprint identification module connecting with the controller (9)；The automatically controlled machine
Structure in response to the controller (9) control signal and control the limiting section it is overhanging or retraction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821259455.5U CN209293585U (en) | 2018-08-06 | 2018-08-06 | A kind of keyhole protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821259455.5U CN209293585U (en) | 2018-08-06 | 2018-08-06 | A kind of keyhole protection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209293585U true CN209293585U (en) | 2019-08-23 |
Family
ID=67650879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821259455.5U Active CN209293585U (en) | 2018-08-06 | 2018-08-06 | A kind of keyhole protection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209293585U (en) |
-
2018
- 2018-08-06 CN CN201821259455.5U patent/CN209293585U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |