CN102235120B - Magnetic fluid coded lock - Google Patents
Magnetic fluid coded lock Download PDFInfo
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- CN102235120B CN102235120B CN 201110094455 CN201110094455A CN102235120B CN 102235120 B CN102235120 B CN 102235120B CN 201110094455 CN201110094455 CN 201110094455 CN 201110094455 A CN201110094455 A CN 201110094455A CN 102235120 B CN102235120 B CN 102235120B
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Abstract
The invention discloses a magnetic fluid coded lock, which comprises a lock body, a lock cylinder and a common ball device. The magnetic fluid coded lock is provided with a magnetic fluid ball device, a controller and a password keyboard; and the magnetic fluid ball device consists of a magnetic fluid container, a magnetic fluid, an electromagnetic coil, a limiting post, a first ball and a second ball. The magnetic fluid coded lock is provided with the common ball device, the controller, the password keyboard and the magnetic fluid ball device, and the magnetic fluid ball device is combined with the common ball lock, so that the magnetic fluid coded lock can be opened by using a key and inputting an electronic password through the password keyboard, and the safety performance of the lock is improved.
Description
Technical field
The present invention relates to a kind of coded lock, particularly a kind of magnetic-fluid combination lock.
Background technology
Existing electronic password lock is easily decoded by the robber, mechanical lock is easily utilized master key to open by the robber, the safety that is unfavorable for security door or safety cabinet, a kind of magnetic-fluid combination lock that electronic password lock is combined with mechanical lock has become the needs that people improve the lock security performance.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of magnetic-fluid combination lock is provided, electronic cipher is locked in the mechanical lock combination, utilize the magnetic fluid cylinder device that lock core is pinned, improve the security performance of lock.
the technical solution adopted in the present invention is: magnetic-fluid combination lock includes lock body, lock core and common spring device, magnetic-fluid combination lock is provided with the magnetic fluid cylinder device, controller and code keypad, the magnetic fluid cylinder device is by the magnetic fluid container, magnetic fluid, electromagnetic coil, limited post, the first pellet and the second pellet consist of, the magnetic fluid container is located in lock body, be sealed with magnetic fluid in the magnetic fluid container, the magnetic fluid container is provided with the first marble hole, in the first marble hole, sealing is connected with the first pellet movingly, lock core be provided with the second marble hole, the upper end of the second pellet is actively tied in the second marble hole of lock core, the lower end of the second pellet is actively tied in the first marble hole of lock body, the lower surface of the second pellet contacts with the upper surface of the first pellet, the magnetic fluid container is provided with electromagnetic coil outward, and the magnetic fluid container is connected with controller, and controller is connected with code keypad.
The operating principle of magnetic-fluid combination lock is: magnetic-fluid combination lock is provided with common spring device and magnetic fluid cylinder device; When locking, the first lock is to utilize the common spring of common spring device to block lock body and lock core, and lock core can not be rotated with respect to lock body; The second lock is to utilize the second pellet of magnetic fluid cylinder device to block lock body and lock core, and lock core can not be rotated with respect to lock body; When unblanking, at first key is inserted keyhole, utilize key to move the common spring of common spring device, the position that common spring is left block lock body and lock core can be rotated with respect to lock body lock core; Then utilize code keypad to input code signal to controller, utilize controller to control the first pellet and second pellet of magnetic fluid cylinder device, make the second pellet leave the position of blocking lock body and lock core, lock core can be rotated with respect to lock body; Rotating key opens magnetic-fluid combination lock.
The invention has the beneficial effects as follows: magnetic-fluid combination lock is provided with common spring device, controller, code keypad and magnetic fluid cylinder device, utilize the magnetic fluid cylinder device to be combined with common spring lock, make magnetic-fluid combination lock need key and utilize code keypad input electronic cipher just can open, having improved the security performance of lock.
Description of drawings
Fig. 1 is the structural representation of magnetic-fluid combination lock.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed:
the structural representation of magnetic-fluid combination lock shown in Figure 1, magnetic-fluid combination lock, include lock body 1, lock core 2 and common spring device 15, magnetic-fluid combination lock is provided with magnetic fluid cylinder device 3, controller 4 and code keypad 5, magnetic fluid cylinder device 3 is by magnetic fluid container 6, magnetic fluid 7, electromagnetic coil 8, limited post 9, the first pellet 10 and the second pellet 11 consist of, magnetic fluid container 6 is located in lock body 1, be sealed with magnetic fluid 7 in magnetic fluid container 6, magnetic fluid container 6 is provided with the first marble hole 12, lock core 2 is provided with the second marble hole 13, the first interior sealing of marble hole 12 is connected with the first pellet 10 movingly, the upper end of the second pellet 11 is actively tied in the second marble hole 13 of lock core 2, the lower end of the second pellet 11 is actively tied in first marble hole 12 of magnetic fluid container 6 of lock body 1, the lower surface of the second pellet 11 contacts with the upper surface of the first pellet 10, magnetic fluid container 6 is outer is provided with electromagnetic coil 8, and magnetic fluid container 6 is connected with controller 4, and controller 4 is connected with code keypad 5.
In order to implement to utilize controller 4 to control the magnetic field of electromagnetic coil 8, the proportion that utilizes magnetic field to control magnetic fluid 7 moves the first pellet 10 and the second pellet 11, magnetic fluid container 6 is positioned at the below of lock core 2, the proportion of magnetic fluid 7 is less than the proportion of the first pellet 10 and the second pellet 11, the first pellet 10 times is sunken to the liquid level of magnetic fluid 7, the lower surface of the first pellet 10 contacts with limited post 9, limited post 9 is fixedly connected with lock body 1, the second pellet 11 blocks lock body 1 and lock core 2, and lock body 1 and lock core 2 can not be relatively rotated.The center line of the first pellet 10, the second pellet 11, the first marble hole 12, the second marble hole 13 and limited post 9 is identical; Lock body 1 is provided with adjustment notch 16, meets designing requirement with the relative position that guarantees magnetic fluid 7, the first pellet 10 and the second pellet 11.
For lock is opened, the upper surface that is further designed to the second pellet 11 14 distance and second pellet 11 at the bottom of the hole of the second marble hole 13 stretch into the deep equality of the first marble hole 12, make the second pellet 11 enter at the bottom of the hole at 14 o'clock, the interface position of the second pellet 11 and the first pellet 10 just in time is positioned at the interface position of lock body 1 and lock core 2; The lockset position of coupler of magnetic fluid cylinder device 3 is: the contact surface of the first pellet 10 and the second pellet 11 is positioned at the contact surface of lock body 1 and lock core 2; The state of unblanking of magnetic fluid cylinder device 3 is: controller 4 exports to electromagnetic coil 8 power supply signal of unblanking, magnetic fluid 7 is magnetized, the proportion of magnetic fluid 7 is greater than the proportion of the first pellet 10 and the second pellet 11, the first pellet 10 and the second pellet 11 float, and make the contact surface position of the contact surface position of the first pellet 10 and the second pellet 11 and lock body 1 and lock core 2 on identical radius.
In order to reduce ferromagnetic material to the interference in magnetic field, lock body 1 and lock core 2 are by the nonferromagnetic material manufacturing; For example: lock body 1 and lock core 2 are by the brass manufacturing.
Claims (9)
1. magnetic-fluid combination lock, include lock body (1), lock core (2) and common spring device (15), it is characterized in that: described magnetic-fluid combination lock is provided with magnetic fluid cylinder device (3), controller (4) and code keypad (5), magnetic fluid cylinder device (3) is by magnetic fluid container (6), magnetic fluid (7), electromagnetic coil (8), limited post (9), the first pellet (10) and the second pellet (11) consist of, magnetic fluid container (6) is located in lock body (1), be sealed with magnetic fluid (7) in magnetic fluid container (6), magnetic fluid container (6) is provided with the first marble hole (12), lock core (2) is provided with the second marble hole (13), the interior sealing of the first marble hole (12) is connected with the first pellet (10) movingly, the upper end of the second pellet (11) is actively tied in second marble hole (13) of lock core (2), the lower end of the second pellet (11) is actively tied in first marble hole (12) of magnetic fluid container (6) of lock body (1), the lower surface of the second pellet (11) contacts with the upper surface of the first pellet (10), magnetic fluid container (6) is outer is provided with electromagnetic coil (8), and magnetic fluid container (6) is connected with controller (4), and controller (4) is connected with code keypad (5).
2. magnetic-fluid combination lock according to claim 1, it is characterized in that: described magnetic fluid container (6) is positioned at the below of lock core (2), the proportion of magnetic fluid (7) is less than the proportion of the first pellet (10) and the second pellet (11), be sunken to the liquid level of magnetic fluid (7) under the first pellet (10), the lower surface of the first pellet (10) contacts with limited post (9), limited post (9) is fixedly connected with lock body (1), the second pellet (11) blocks lock body (1) and lock core (2), lock body (1) and lock core (2) can not be relatively rotated.
3. magnetic-fluid combination lock according to claim 1, it is characterized in that: the center line of described the first pellet (10), the second pellet (11), the first marble hole (12), the second marble hole (13) and limited post (9) is identical.
4. magnetic-fluid combination lock according to claim 1 is characterized in that: the upper surface of described the second pellet (11) distance and second pellet (11) of (14) at the bottom of the hole of the second marble hole (13) stretches into the deep equality of the first marble hole (12).
5. magnetic-fluid combination lock according to claim 1, it is characterized in that: the lockset position of coupler of described magnetic fluid cylinder device (3) is: the contact surface of the first pellet (10) and the second pellet (11) is positioned at the contact surface of lock body (1) and lock core (2).
6. magnetic-fluid combination lock according to claim 1, it is characterized in that: the state of unblanking of described magnetic fluid cylinder device (3) is: controller (4) exports to electromagnetic coil (8) power supply signal of unblanking, magnetic fluid (7) is magnetized, the proportion of magnetic fluid (7) is greater than the proportion of the first pellet (10) and the second pellet (11), the first pellet (10) and the second pellet (11) float, make the contact surface position of the contact surface position of the first pellet (10) and the second pellet (11) and lock body (1) and lock core (2) on identical radius.
7. magnetic-fluid combination lock according to claim 1, it is characterized in that: described lock body (1) and lock core (2) are by the nonferromagnetic material manufacturing.
8. magnetic-fluid combination lock according to claim 7, it is characterized in that: described lock body (1) and lock core (2) are by the brass manufacturing.
9. magnetic-fluid combination lock according to claim 1, it is characterized in that: described lock body (1) is provided with adjustment notch (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110094455 CN102235120B (en) | 2011-04-06 | 2011-04-06 | Magnetic fluid coded lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110094455 CN102235120B (en) | 2011-04-06 | 2011-04-06 | Magnetic fluid coded lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102235120A CN102235120A (en) | 2011-11-09 |
| CN102235120B true CN102235120B (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110094455 Active CN102235120B (en) | 2011-04-06 | 2011-04-06 | Magnetic fluid coded lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102235120B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165483A (en) * | 2017-07-25 | 2017-09-15 | 南华大学 | Mechano-electronic dual control Anti-theft lock head |
| CN111827789A (en) * | 2020-07-22 | 2020-10-27 | 黄倩 | Intelligent mechanical integrated safety anti-theft lock |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6639496B1 (en) * | 2001-04-25 | 2003-10-28 | Van Namen Frederik T. | Bistable long-stroke electro-magnetic mechanical actuator |
| CN201377212Y (en) * | 2009-04-09 | 2010-01-06 | 程建安 | Anti-theft coded billiard lock |
| CN201588455U (en) * | 2009-04-07 | 2010-09-22 | 孔德明 | Double-security lock |
| CN101949236A (en) * | 2010-09-03 | 2011-01-19 | 袁石楚 | Electromagnetic password and mechanical spring lock cylinder |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01271588A (en) * | 1988-04-22 | 1989-10-30 | Shicoh Eng Co Ltd | Magnetic sensor lock |
-
2011
- 2011-04-06 CN CN 201110094455 patent/CN102235120B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6639496B1 (en) * | 2001-04-25 | 2003-10-28 | Van Namen Frederik T. | Bistable long-stroke electro-magnetic mechanical actuator |
| CN201588455U (en) * | 2009-04-07 | 2010-09-22 | 孔德明 | Double-security lock |
| CN201377212Y (en) * | 2009-04-09 | 2010-01-06 | 程建安 | Anti-theft coded billiard lock |
| CN101949236A (en) * | 2010-09-03 | 2011-01-19 | 袁石楚 | Electromagnetic password and mechanical spring lock cylinder |
Non-Patent Citations (1)
| Title |
|---|
| JP平1-271588A 1989.10.30 |
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| CN102235120A (en) | 2011-11-09 |
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Owner name: NANTONG TONGZHOU DISTRICT PRODUCTIVITY PROMOTION C Free format text: FORMER OWNER: LIN ZHIYONG Effective date: 20130906 |
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Effective date of registration: 20150615 Address after: 226300, No. 1888, Tong Jin Road, hi tech Zone, Jiangsu, Nantong Patentee after: TRISTAR TECHNOLOGY GROUP (CHINA) CO., LTD. Address before: 226300, six floor, Xianghe Road, Jinsha Road, Jinsha Town, Nantong, Jiangsu, Tongzhou District Patentee before: Tongzhou District Nantong Productivity Promotion Center |