CN108412317B - Power-down protection lockset device - Google Patents
Power-down protection lockset device Download PDFInfo
- Publication number
- CN108412317B CN108412317B CN201810289256.7A CN201810289256A CN108412317B CN 108412317 B CN108412317 B CN 108412317B CN 201810289256 A CN201810289256 A CN 201810289256A CN 108412317 B CN108412317 B CN 108412317B
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- China
- Prior art keywords
- power
- rotating rod
- door
- rod
- electromagnet
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
- E05B2047/0007—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets with two or more electromagnets
Abstract
The application relates to a power-down protection lockset device, which comprises: the lock body is connected with a power supply and used for switching the door body according to the control signal; further comprises: the power-off protection mechanism is respectively connected with the power supply and the door body and is used for locking the door body when power is off; and the unlocking mechanism is connected with the power-off protection mechanism and used for driving the power-off protection mechanism to cancel the locking of the door body. Compared with the prior art, the door body can be automatically locked when the power is off by configuring the power-off protection mechanism, so that the technical defect that the electromagnetic lock is in a runaway state when the power is off is overcome, the electromagnetic lock is ensured to play a role when the power is off, the electromagnetic lock can be controlled constantly, in addition, the locking of the power-off protection mechanism can be manually released by configuring the unlocking mechanism, and the situation that the automatic locking back door cannot be opened is avoided.
Description
Technical Field
The application relates to a lockset, in particular to a power-down protection lockset device.
Background
Electromagnet locks are widely used in various industries because of their remotely controllable nature, and when the lock-protected device is to be removed or closed, the switch of the electromagnet lock is remotely controlled by a button or other device. For example, chinese patent CN207110720U discloses a mechano-electronic lock comprising: a case body; the electromagnet structure comprises a lock cylinder, a first base, a coil winding, a power supply and a switch, wherein the lock cylinder is partially arranged in the box body, the first base is fixed in the box body, the coil winding is arranged on the first base, the power supply is used for supplying power to the coil winding, and the switch is arranged on the lock cylinder and selectively connected with the coil winding in series through rotating the lock cylinder; the telescopic structure comprises a second base arranged in the box body, a magnetic lock rod which is arranged on the second base in a sliding manner through a pulley and can selectively extend out of the box body under the action of an electromagnet structure, and a telescopic spring connected between the bottom of the second base and the magnetic lock rod; the fixing body is arranged on one side of the box body, and a groove which can be embedded with the magnetic lock rod is formed in the side wall of the fixing body. The electromagnetic on-off signal can be realized by the low-voltage secondary control circuit, and the communication module is configured for the electromagnetic on-off signal, so that the remote control can be realized. However, in some occasions, the power-off condition occurs, the electromagnetic lock is invalid during the power-off period, and the door lock is similar to the dummy door, so that accidents occur. Most conventional electromagnetic locks suffer from such drawbacks.
Disclosure of Invention
The application aims to overcome the defects of the prior art and provide a power-down protection lockset device.
The aim of the application can be achieved by the following technical scheme:
a power-down protection lockset device comprising:
the lock body is connected with a power supply and used for switching the door body according to the control signal;
further comprises:
the power-off protection mechanism is respectively connected with the power supply and the door body and is used for locking the door body when power is off;
and the unlocking mechanism is connected with the power-off protection mechanism and used for driving the power-off protection mechanism to cancel the locking of the door body.
The power-off protection mechanism includes:
one end of the second movable rod is provided with a soft magnet which is used for being absorbed by the electromagnet, and the other end of the second movable rod is provided with a second executing part which is used for locking the door body;
one end of the third rotating rod and one end of the fourth rotating rod are connected to the door through rotating shafts, and the other ends of the third rotating rod and the fourth rotating rod are respectively connected with the rod bodies of the second moving rods and used for supporting the second moving rods to axially translate along the rod bodies of the second moving rods;
one end of the second spring is fixed on the door, and the other end of the second spring is connected with a fourth rotating rod close to the second movable rod soft magnet in the third rotating rod and the fourth rotating rod and is used for contracting to drive a second executing part of the second movable rod to lock the door body when power is off;
and the second electromagnet is arranged on the door and connected with the power supply, and is used for adsorbing the soft magnet and stretching the second spring when the power supply is powered normally.
The third rotating rod and the fourth rotating rod are connected through the fixing nails, and slide ways for sliding the fixing nails are arranged on the third rotating rod and the fourth rotating rod.
The second actuating part is a plug rod which is used for being inserted into the door frame to lock the door body.
The unlocking mechanism comprises:
the cam is fixed on the door body and used for limiting the rotation of the fourth rotating rod, and when the protruding part of the cam contacts the fourth rotating rod, the fourth rotating rod is pushed to rotate so as to drive the second moving rod to translate, so that the second executing part releases the locking of the door body;
and the connecting rod is used for driving the cam to rotate.
The cam is positioned between the third electromagnet and the fourth rotating rod, the distance between the third electromagnet and the axis of the cam is smaller than the distance between the protruding part of the cam and the axis of the cam, and the protruding part of the cam turns to the third electromagnet anticlockwise when being attracted by the third electromagnet.
The lock body includes:
one end of the first movable rod is provided with a first executing part which is used for being absorbed by the electromagnet and locking the door body;
one end of the first rotating rod and one end of the second rotating rod are connected to the door through rotating shafts, and the other ends of the first rotating rod and the second rotating rod are respectively connected with the rod body of the first rotating rod and are used for supporting the first rotating rod to axially translate along the rod body of the first rotating rod;
a first spring, one end of which is fixed on the door, the other end of which is connected with a second rotating rod near the soft magnet of the first rotating rod in the first rotating rod and the second rotating rod,
the first electromagnet is arranged on the door frame and connected with the power supply, and is used for adsorbing the first executing part and stretching the first spring to lock the door body when the door is electrified, and the first executing part of the first movable rod is driven to unlock the door body when the door is electrified by the first spring to shrink;
and the controller assembly is connected with the first electromagnet and used for controlling the power on and power off of the first electromagnet.
The first rotating rod and the second rotating rod are connected through the fixing nails, and slide ways for sliding the fixing nails are arranged on the first rotating rod and the second rotating rod.
The first executing part is a plug rod used for being inserted into the door frame to lock the door body, and a soft magnet is arranged on the first executing part.
The lock body further includes a circular plate for restricting rotation of the second rotation lever, the circular plate and the first spring being provided on the same side of the second rotation lever.
Compared with the prior art, the application has the following beneficial effects:
1) Through configuration outage protection mechanism, can lock the door body automatically when the outage to overcome the power and lost electromagnetic lock and be in the technical defect of out of control state, guaranteed electromagnetic lock and played the effect when the outage, realized electromagnetic lock's controllable often, can realize manual release outage protection mechanism's locking through configuration unlocking mechanism in addition, avoid automatic locking back door unable opening.
2) The second electromagnet adopts a normal power-on mode to avoid the second executing part from working, and combines with the second spring, so that the locking of the door body can be realized when the reverse logic control is powered off.
3) The unlocking mechanism pushes the fourth rotating rod in a cam mode, and the structure is simple and reliable.
4) The fourth electromagnet is configured to absorb the cam, so that the protruding part of the cam is far away from the fourth rotating rod when the power is off, and the locking of the power-off protection mechanism to the door body is not affected.
5) The second electromagnet and the first electromagnet are arranged at different positions so as to realize different functions.
Drawings
FIG. 1 is a schematic diagram of the structure of the present application, and the electromagnetic lock is in a normally closed state;
FIG. 2 is a side view of the present application;
FIG. 3 is a schematic diagram of the electromagnetic lock in a normally open state;
FIG. 4 is a schematic diagram of the structure of the electromagnetic lock in the power-off protection state according to the present application;
FIG. 5 is a schematic diagram of an electromagnetic lock according to the present application in a keyed-on state;
wherein: 1. the door frame, 2, the door, 3, the first electromagnet, 4, the first movable rod, 5, the first spring, 6, the circular plate, 7, the slideway, 8, the second electromagnet, 9, the fourth movable rod, 10, the second spring, 11, the cam, 12, the third electromagnet, 13 the first movable rod, 14, the second movable rod, 15, the second movable rod, 16 and the third movable rod.
Detailed Description
The application will now be described in detail with reference to the drawings and specific examples. The present embodiment is implemented on the premise of the technical scheme of the present application, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present application is not limited to the following examples.
Example 1:
the application designs a power-down protection lockset device, as shown in figure 1, comprising:
the lock body is connected with a power supply and used for switching the door body according to the control signal;
further comprises:
the power-off protection mechanism is respectively connected with the power supply and the door body and is used for locking the door body when power is off;
and the unlocking mechanism is connected with the power-off protection mechanism and used for driving the power-off protection mechanism to cancel the locking of the door body.
As shown in fig. 2, the lock body and the power-off protection mechanism are both arranged on the inner side of the door 2, the main body of the unlocking mechanism is arranged on the inner side of the door 2, and the key jack is arranged on the outer side of the door. Through configuration outage protection mechanism, can lock the door body automatically when the outage to overcome the power and lost electromagnetic lock and be in the technical defect of out of control state, guaranteed electromagnetic lock and played the effect when the outage, realized electromagnetic lock's controllable often, can realize manual release outage protection mechanism's locking through configuration unlocking mechanism in addition, avoid automatic locking back door unable opening.
In this embodiment, the power-off protection mechanism includes: a second movable rod 15, one end of which is provided with a soft magnet for being absorbed by the electromagnet, and the other end of which is provided with a second executing part for locking the door body; one end of the third rotating rod 16 and one end of the fourth rotating rod 9 are connected to the door 2 through rotating shafts, and the other ends of the third rotating rod 16 and the fourth rotating rod are respectively connected with the rod bodies of the second moving rods 15 and are used for supporting the second moving rods 15 to axially translate along the rod bodies of the second moving rods; a second spring 10, one end of which is fixed on the door 2, and the other end of which is connected with a third rotating rod 16 and a fourth rotating rod 9 near a second moving rod 15 soft magnet, and is used for contracting to drive a second executing part of the second moving rod 15 to lock the door body when power is off; a second electromagnet 8 is provided on the door 2 and connected to the power supply for attracting the soft magnetic body and stretching the second spring 10 when the power supply is normal. The second electromagnet 8 adopts a normal power-on mode to avoid the second executing part from working, and is combined with the second spring 10, so that the locking of the door body can be realized when the reverse logic control is powered off.
The third rotating rod 16 and the fourth rotating rod 9 are connected through a fixed nail, and the third rotating rod 16 and the fourth rotating rod 9 are both provided with a slideway 7 for sliding the fixed nail.
Preferably, the second actuating part may be a plunger for inserting into the door frame 1 to lock the door body.
In cooperation with the above-mentioned power-off protection mechanism, preferably, the unlocking mechanism may include: the cam 11 is fixed on the door body and used for limiting the rotation of the fourth rotating rod 9, and when the protruding part of the cam 11 contacts the fourth rotating rod 9, the fourth rotating rod 9 is pushed to rotate so as to drive the second moving rod 15 to translate, so that the second executing part releases the locking of the door body; and the connecting rod is used for driving the cam 11 to rotate.
Preferably, the lobe of the cam 11 is provided with a soft magnetic body, the unlocking mechanism further comprises a third electromagnet 12 for attracting the lobe of the cam 11, the third electromagnet 12 is fixed on the door 2 and connected with a power supply, the cam 11 is positioned between the third electromagnet 12 and the fourth rotating rod 9, the distance between the third electromagnet 12 and the axis of the cam 11 is smaller than the distance between the lobe of the cam 11 and the axis of the cam 11, and the lobe of the cam 11 is turned counterclockwise to the third electromagnet 12 when attracted by the third electromagnet 12. In short, with the second movable lever 15 disposed horizontally and the third electromagnet 12 disposed vertically, the boss can only rotate within a range above the horizontal plane in which the cam shaft center is located, and thus the rotation of the cam 11 requires a corresponding limit structure.
Similar to the power-off protection mechanism structure, the lock body includes: a first actuating part for being absorbed by the electromagnet and locking the door body is arranged at one end of the first movable rod 4; one end of the first rotating rod 13 and one end of the second rotating rod 14 are connected to the door 2 through rotating shafts, and the other ends of the first rotating rods are respectively connected with the rod bodies of the first rotating rods 4 and are used for supporting the first rotating rods 4 to axially translate along the rod bodies of the first rotating rods; the first spring 5, one end of which is fixed on the door 2, and the other end of which is connected with a second rotating rod 14 near the soft magnet of the first rotating rod 4 in the first rotating rod 13 and the second rotating rod 14, except that the first electromagnet 3 is arranged on the door frame 1 and is connected with a power supply, and is used for adsorbing the first executing part and stretching the first spring 5 to lock the door body when power is applied, and the first executing part of the first rotating rod 4 is contracted by the first spring 5 to drive the door body to be unlocked when power is applied; and the controller assembly is connected with the first electromagnet 3 and is used for controlling the power on and power off of the first electromagnet 3.
The first rotating rod 13 and the second rotating rod 14 are connected through a fixed nail, and the first rotating rod 13 and the second rotating rod 14 are both provided with a slideway 7 for sliding the fixed nail.
Preferably, the first actuating part is a plunger for inserting into the door frame 1 to lock the door body, and a soft magnet is provided thereon.
The lock body further comprises a circular plate 6 for restricting the rotation of the second rotation lever 14, the circular plate 6 and the first spring 5 being provided on the same side of the second rotation lever 14.
When the lockset is normally closed, the first electromagnet 3 is remotely controlled to act, and the first movable rod 4 on the inner side of the door is attracted; when the lock is normally opened, the first electromagnet 3 is remotely powered off to remove the magnetic force, the first spring 5 is in a stretching state in the attracting state, the first moving rod 4 is pulled leftwards by the first spring 5 after the first electromagnet 3 is powered off to remove the magnetic force and positioned at the circular plate 6, and the normal opening and closing of the lock is completed, as shown in fig. 3. The first electromagnet 3, the second electromagnet 8 and the third electromagnet 12 are in an attracting state in an electrified state, when the power supply fails abnormally, the first dynamic lever 4 is positioned at the circular plate, the second dynamic lever 15 is pulled back leftwards under the action of the second spring 10, the door body is locked at the door frame positioned at the left side, and the lockset is still in a closed state at the moment, so that the power failure protection in the special state is completed, as shown in fig. 4. When one wants to unlock the lock, the cam 11 is turned by the key to unlock the lock, as shown in fig. 5. When the power supply is electrified, the third electromagnet 12 attracts the cam 11, so that the power-down protection device can be ensured to work.
Example 2
The same points as in embodiment 1 are not described again in this embodiment, and only the differences are described.
The significant difference between this embodiment and embodiment 1 is that the connecting rod connecting the cams in this embodiment is the rotational shaft of the lock cylinder, and after the key is inserted into the lock cylinder, the rotational shaft is rotated to rotate the cams.
Example 3
The same points as in embodiment 1 are not described again in this embodiment, and only the differences are described.
The significant difference between this embodiment and embodiment 1 is that in this embodiment, the first electromagnet 1 is also provided on the door 2, the device includes a locking mechanism, the first execution unit and the second execution unit are striker of the locking mechanism of the loader, the trigger logic of the two execution units is or, any execution unit impacts the locking mechanism, and the locking mechanism locks the door body.
Claims (7)
1. A power-down protection lockset device comprising:
the lock body is connected with a power supply and used for switching the door body according to the control signal;
characterized by further comprising:
the power-off protection mechanism is respectively connected with the power supply and the door body and is used for locking the door body when power is off;
the unlocking mechanism is connected with the power-off protection mechanism and used for driving the power-off protection mechanism to cancel locking of the door body;
the power-off protection mechanism includes:
one end of the second movable rod is provided with a soft magnet which is used for being absorbed by the second electromagnet, and the other end of the second movable rod is provided with a second executing part which is used for locking the door body;
one end of the third rotating rod and one end of the fourth rotating rod are connected to the door through rotating shafts, and the other ends of the third rotating rod and the fourth rotating rod are respectively connected with the rod bodies of the second moving rods and used for supporting the second moving rods to axially translate along the rod bodies of the second moving rods;
one end of the second spring is fixed on the door, and the other end of the second spring is connected with a fourth rotating rod close to the second movable rod soft magnet in the third rotating rod and the fourth rotating rod and is used for contracting to drive a second executing part of the second movable rod to lock the door body when power is off;
and the second electromagnet is arranged on the door and connected with the power supply, and is used for adsorbing the soft magnet and stretching the second spring when the power supply is powered normally.
2. The power down protection lock device according to claim 1, wherein the second actuating portion is a plunger for inserting into a door frame to lock the door body.
3. The power down protection lock device of claim 1, wherein the unlocking mechanism comprises:
the cam is fixed on the door body and used for limiting the rotation of the fourth rotating rod, and when the protruding part of the cam contacts the fourth rotating rod, the fourth rotating rod is pushed to rotate so as to drive the second moving rod to translate, so that the second executing part releases the locking of the door body;
and the connecting rod is used for driving the cam to rotate.
4. A power failure protection lock device according to claim 3, wherein the cam has a soft magnetic body on its boss, the unlocking mechanism further comprises a third electromagnet for attracting the boss of the cam, the third electromagnet is fixed to the door and connected to the power supply, the cam is located between the third electromagnet and the fourth rotating rod, the distance between the third electromagnet and the cam axis is smaller than the distance between the boss of the cam and the cam axis, and the boss of the cam is turned counterclockwise when attracted by the third electromagnet.
5. A power down protection lock arrangement according to claim 3, wherein the lock body comprises:
one end of the first movable rod is provided with a first executing part which is used for being absorbed by the first electromagnet and locking the door body;
one end of the first rotating rod and one end of the second rotating rod are connected to the door through rotating shafts, and the other ends of the first rotating rod and the second rotating rod are respectively connected with the rod body of the first rotating rod and are used for supporting the first rotating rod to axially translate along the rod body of the first rotating rod;
a first spring, one end of which is fixed on the door, the other end of which is connected with a second rotating rod near the soft magnet of the first rotating rod in the first rotating rod and the second rotating rod,
the first electromagnet is arranged on the door frame and connected with the power supply, and is used for adsorbing the first executing part and stretching the first spring to lock the door body when the door is electrified, and the first executing part of the first movable rod is driven to unlock the door body when the door is electrified by the first spring to shrink;
and the controller assembly is connected with the first electromagnet and used for controlling the power on and power off of the first electromagnet.
6. The power down protection lock device according to claim 5, wherein the first actuating portion is a plunger for inserting into a door frame to lock the door body, and a soft magnet is provided thereon.
7. The power down protection lock device of claim 5, wherein the lock body further comprises a circular plate for restricting rotation of the second rotation lever, the circular plate being disposed on a same side of the second rotation lever as the first spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810289256.7A CN108412317B (en) | 2018-04-03 | 2018-04-03 | Power-down protection lockset device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810289256.7A CN108412317B (en) | 2018-04-03 | 2018-04-03 | Power-down protection lockset device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108412317A CN108412317A (en) | 2018-08-17 |
| CN108412317B true CN108412317B (en) | 2023-10-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810289256.7A Active CN108412317B (en) | 2018-04-03 | 2018-04-03 | Power-down protection lockset device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108412317B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2260867Y (en) * | 1996-11-19 | 1997-08-27 | 李根喜 | Anti-theft lock for rolling door |
| CN202954638U (en) * | 2012-12-07 | 2013-05-29 | 无锡日联科技有限公司 | Double-lock safety door control device |
| KR101469164B1 (en) * | 2014-08-08 | 2014-12-05 | (주)서전기전 | A switching board having earthquake reducing module and door locking device using permanent magnet |
| CN107355139A (en) * | 2017-09-05 | 2017-11-17 | 佛山市奇点安防科技有限公司 | Electronic lock and apply its gate control system |
| CN206722576U (en) * | 2017-03-07 | 2017-12-08 | 佛山市誉轩信息科技有限公司 | Magnetic force door-control lock |
| CN208416171U (en) * | 2018-04-03 | 2019-01-22 | 元壤实业（上海）有限公司 | A kind of power down protection lock device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7448426B2 (en) * | 2004-11-29 | 2008-11-11 | Chung-Hsien Hsieh | Failsafe door closing device of a fire proof rolling door |
| CN210858480U (en) * | 2019-09-25 | 2020-06-26 | 浙江不老神人防防护设备有限公司 | Electric control protective airtight door |
-
2018
- 2018-04-03 CN CN201810289256.7A patent/CN108412317B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2260867Y (en) * | 1996-11-19 | 1997-08-27 | 李根喜 | Anti-theft lock for rolling door |
| CN202954638U (en) * | 2012-12-07 | 2013-05-29 | 无锡日联科技有限公司 | Double-lock safety door control device |
| KR101469164B1 (en) * | 2014-08-08 | 2014-12-05 | (주)서전기전 | A switching board having earthquake reducing module and door locking device using permanent magnet |
| CN206722576U (en) * | 2017-03-07 | 2017-12-08 | 佛山市誉轩信息科技有限公司 | Magnetic force door-control lock |
| CN107355139A (en) * | 2017-09-05 | 2017-11-17 | 佛山市奇点安防科技有限公司 | Electronic lock and apply its gate control system |
| CN208416171U (en) * | 2018-04-03 | 2019-01-22 | 元壤实业（上海）有限公司 | A kind of power down protection lock device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108412317A (en) | 2018-08-17 |
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