CN102102468B - Magnetic lock for security - Google Patents
Magnetic lock for security Download PDFInfo
- Publication number
- CN102102468B CN102102468B CN 200910227568 CN200910227568A CN102102468B CN 102102468 B CN102102468 B CN 102102468B CN 200910227568 CN200910227568 CN 200910227568 CN 200910227568 A CN200910227568 A CN 200910227568A CN 102102468 B CN102102468 B CN 102102468B
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- Prior art keywords
- lock
- key operated
- magnetic
- magnetic key
- dead bolt
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Abstract
The invention discloses a magnetic lock for security. The magnetic lock for security consists of a fixed spring bolt (1) and a lock body; the lock body mainly comprises left and right movable spring bolts (16) (10), left and right magnet coils (8) (13), left and right returning springs (7) (11) and a magnetic lock locking protection plate (15) which are arranged on the magnetic lock body; the left movable spring bolt, the left returning spring, the right movable spring bolt, and the right returning spring can freely slide in a guide space formed by the magnetic lock body and the magnetic lock locking protection plate; the magnetic lock is locked through the self-locking function of the fixed spring bolt and the left and right movable spring bolts on the lock body under the acting force of the respective returning springs; and the movable spring bolts are separated through the absorption of two groups of magnet coils so as to unlock the magnetic lock. The problems that the conventional magnetic lock is high in power consumption and has a low security coefficient are solved, the safety and reliability performance of the magnetic lock is effectively improved, power consumption is reduced, and the service life of the magnetic coils is prolonged.
Description
Technical field
The invention belongs to the magnetic key operated lock technical field, what relate generally to is a kind of magnetic lock for security.
Technical background
Existing magnetic key operated lock adopt electromagnetic coil by 12V or 24V to produce at least the magnetic force of 80kg100Lbs comes adhesive firmly to inhale iron, thereby realize adhesive and the unlatching of magnetic key operated lock, reach the purpose of control gate.Originate as for external signal controlling and can adopt various ways, such as different outer signals such as password, fingerprint, radio-frequency cards, and produce the needed 12V of magnetic key operated lock or 24V voltage by access controller.
The needed electromagnetic actuation force of magnetic key operated lock adhesive is produced by electromagnetic coil, and the suction-combining force and the external voltage of electromagnetic coil are directly proportional, and external voltage is larger, and the suction-combining force of electromagnetic coil is larger; Can increase the volume of magnetic key operated lock by increasing the pitch of the laps number of electromagnetic coil, reach the purpose that increases electromagnetic actuation force.But generally, magnetic key operated lock often adopts 12V or 24V voltage external voltage, even increase the volume of magnetic key operated lock, magnetic key operated lock commonly used also can only provide the suction-combining force of 60kg (100Lbs) to 280kg (600Lbs).Magnetic key operated lock is in power supply state under in working order always, so power consumption is very large, and the life-span of electromagnetic coil also can reduce greatly.
Because magnetic key operated lock generally is used in security requirement higher place, as secret department, public security guard, prison, military depot, therefore the important departments such as company profile chamber require higher to its security reliability.But existing magnetic key operated lock in use, if be stained with very little paper, self-adhesive paper or press to get very thin foreign matter at the magnetic key operated lock lock body, this moment closed magnetic key operated lock, also can be in attracting state on the magnetic key operated lock surface, indicator lamp also can normally be lighted, but at this moment as long as one pull and will be opened with strength with hand, thereby safety reduces; Even secondly use the magnetic key operated lock of 180kg (350Lbs), the situation that is rushed open by the people also can appear in normal use procedure.If but use the excessive magnetic key operated lock of the suction-combining force (such as＞280kg (600Lbs)), and the requirement of opposite house is just higher, and less door may just can't be installed.This shows, in use there is very large potential safety hazard in existing magnetic key operated lock.
Summary of the invention
Task of the present invention produces thus, proposes a kind of magnetic lock for security, solves the existing problem that the magnetic key operated lock power consumption is large, safety factor is low, effectively improves the safety and reliability of magnetic key operated lock, reduces power consumption, extends the application life of electromagnetic coil.
the present invention completes the technical scheme that above-mentioned task takes: it is by fixedly dead bolt and lock body form, lock body mainly comprises the movable dead bolt in the left and right that is arranged on the magnetic key operated lock lock body, the left and right electromagnetic coil, left and right back-moving spring and magnetic key operated lock lock backplate, its left active lock tongue, left back-moving spring, right movable dead bolt, right back-moving spring can be free to slide within the guide space of magnetic key operated lock lock body and magnetic key operated lock lock backplate formation, realize the locking of magnetic key operated lock at the auto-lock function under action of reset spring power separately by left and right active lock tongue on fixedly dead bolt and lock body, throw off movable dead bolt by the adhesive of two groups of electromagnetic coil electromagnetic coils and realize unblanking of magnetic key operated lock.
The designed magnetic key operated lock of the present invention drives two movable dead bolts by the electromagnetic coil of two groups of 5V (or 12V), and these two movable dead bolts can be freely movable in the space of magnetic key operated lock lock body.be provided with powerful back-moving spring between movable dead bolt and electromagnetic coil, when magnetic key operated lock is in door opening state, two movable dead bolts mutual apical grafting under the effect of powerful back-moving spring, this moment closed magnetic key operated lock, fixedly the dead bolt on dead bolt can clash into two movable dead bolts under the effect of door closing force, enter after slip by the inclined-plane in the space of two movable dead bolt inboards, and two movable dead bolts reset under the effect of spring, fixedly the step of two of dead bolt steps and movable dead bolt overlaps mutually, form self-locking under the effect of Compress Spring power, reach the purpose of magnetic key operated lock locking.When unblanking, control panel can be to the operating voltage of electromagnetic coil input (5V or 12V) after accepting instruction, electromagnetic coil work this moment, drag after two movable dead bolt compression reseting springs respectively to two lateral movements, and stop the regular hour, at this moment the body that just can pull the door open is realized the unlocking action of magnetic key operated lock.Due to power consumption not basically under normal duty, only when the unlocking condition of magnetic key operated lock, just can power up on electromagnetic coil, therefore the application life of magnetic key operated lock can be improved greatly, and a large amount of electric energy can be saved
Description of drawings
Fig. 1 is structure of magnetic lock schematic diagram of the present invention.
Fig. 2 is structure of magnetic lock top view of the present invention.
Fig. 3 is magnetic key operated lock locking states structural representation of the present invention.
Fig. 4 is magnetic key operated lock unlocking condition structural representation of the present invention.
In figure: 1, movable dead bolt, 2, the magnetic key operated lock support, 3, the control box cover plate, 4, mounting bracket, 5, the left side shrouding, 6, control circuit board, 7, left back-moving spring, 8, left electromagnetic coil, 9, the magnetic key operated lock lock body, 10, right movable dead bolt, 11, right back-moving spring, 12, the right side shrouding, 13, right side electromagnetic coil cover plate, 14, right electromagnetic coil, 15, magnetic key operated lock lock backplate), 16, left movable dead bolt, 17, left side electromagnetic coil cover plate.
The specific embodiment
By reference to the accompanying drawings, provide embodiments of the invention as follows, but the present invention does not limit to following examples.
Magnetic key operated lock of the present invention mainly is divided into two parts: as shown in Fig. 1-2, and fixedly dead bolt 1 and lock body.Fixedly dead bolt 1 is fixed on door by dormant bolt, fixedly has two inclined-planes and the step that be arranged in parallel on dead bolt 1.Lock body is connected with doorframe by magnetic key operated lock support 2 use bolts, thereby realizes the locking of magnetic key operated lock and unblank by the rotation of door pivot.
As shown in Figure 3-4: lock body is by magnetic key operated lock support 2, control box cover plate 3, left side shrouding 5, control circuit board 6, left back-moving spring 7, left electromagnetic coil 8, magnetic key operated lock lock body 9, right movable dead bolt 10, right back-moving spring 11, right side shrouding 12, right electromagnetic coil cover plate 13, right electromagnetic coil 14, magnetic key operated lock lock backplate 15, left movable dead bolt 16 and left side electromagnetic coil cover plate 17 form, and wherein magnetic key operated lock support 2, left side shrouding 5, magnetic key operated lock lock body 9, right side shrouding 12 are connected by screw the basic structure that forms the magnetic key operated lock lock body.Control circuit board 6 is fixed on magnetic key operated lock support 2 by screw; Control box cover plate 3 links together by screw and magnetic key operated lock support 2, left side shrouding 5.Be provided with left movable dead bolt 16, left back-moving spring 7 on magnetic key operated lock lock body 9, left electromagnetic coil 8, right movable dead bolt 10, right back-moving spring 11, right electromagnetic coil 14 and magnetic key operated lock lock backplate 15, the rear portion of left movable dead bolt 16 is positioned at left electromagnetic coil 8, and the rear portion of the left movable dead bolt 16 in left electromagnetic coil 8 is provided with left back-moving spring 7; The rear portion of right movable dead bolt 10 is positioned at right electromagnetic coil 14, is provided with right back-moving spring 11 at the rear portion of the right movable dead bolt 10 of right electromagnetic coil 14.Then by screw, right side electromagnetic coil cover plate 13, left side electromagnetic coil cover plate 17 are fixed on the both sides of magnetic key operated lock lock body 9, by screw fixedly magnetic key operated lock lock backplate 15 on magnetic key operated lock lock body 9, thereby form a whole set of magnetic key operated lock lock body mechanism.Its left active lock tongue 16, left back-moving spring 7, right movable dead bolt 10, right back-moving spring 11 can be free to slide within the guide space of magnetic key operated lock lock body 9 and magnetic key operated lock lock backplate 15 formations.
What the drive circuit of magnetic key operated lock adopted is existing ripe access control circuit, mainly forms (access controller employing be also known technology) by external read head (any control read heads such as electronic cipher, radio-frequency card, IC-card or fingerprint all can) and access controller.Its basic principle is: external read head carries out the inside comparison with the information of input, can send identification coupling ID to access controller by the Wiegand protocol of standard after comparison is passed through.After access controller receives this ID, judge whether that according to the unlocking condition that self arranges this ID can unblank.Can issue 6 one instructions of control circuit board of magnetic key operated lock if can unblank, control circuit board is accepted can input its operating voltage (5V or 12V) to electromagnetic coil after instruction, electromagnetic coil work this moment, after dragging two movable dead bolt Compress Springs, respectively to two lateral movements, and stopping the regular hour, the body that at this moment just can pull the door open is realized the unlocking action of magnetic key operated lock.Control circuit board 6 is after the work regular hour, and release is carried in two operating voltages on electromagnetic coil automatically, and this moment, electromagnetic coil discharged, and two movable dead bolts are returned to initial position under the active force of spring.
When needs are closed the door action, only need to firmly close a body, fixedly dead bolt will clash into two movable dead bolts under the effect of door closing force, enter after slip by the inclined-plane in the space of two movable dead bolt inboards, and two movable dead bolts reset under the effect of spring, fixedly the step of two of dead bolt steps and movable dead bolt overlaps mutually, form self-locking under the effect of Compress Spring power, thereby realize the action of magnetic key operated lock locking, due to movable dead bolt with fixedly dead bolt intensity is very large, so safety is fine.
Claims (4)
1. magnetic lock for security, comprise fixedly dead bolt (1) and lock body, control circuit board (6), it is characterized in that: described lock body mainly comprises the movable dead bolt (16 in the left and right that is arranged on the magnetic key operated lock lock body, 10), left and right electromagnetic coil (8, 13), left and right back-moving spring (7, 11) and magnetic key operated lock lock backplate (15), its left active lock tongue, left back-moving spring, right movable dead bolt, right back-moving spring can be free to slide within the guide space of magnetic key operated lock lock body and magnetic key operated lock lock backplate formation, realize the locking of magnetic key operated lock at the auto-lock function under action of reset spring power separately by left and right active lock tongue on fixedly dead bolt and lock body, throw off movable dead bolt by the adhesive of two groups of electromagnetic coil electromagnetic coils and realize unblanking of magnetic key operated lock.
2. magnetic lock for security according to claim 1, is characterized in that: the step that has two inclined-planes on described fixedly dead bolt (1) and be arranged in parallel.
3. magnetic lock for security according to claim 1, is characterized in that: be provided with right side electromagnetic coil cover plate (13) and left side electromagnetic coil cover plate (17) on the both sides of described magnetic key operated lock lock body (9).
4. magnetic lock for security according to claim 1, it is characterized in that: described control circuit board (6) is fixed on magnetic key operated lock support (2) by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910227568 CN102102468B (en) | 2009-12-22 | 2009-12-22 | Magnetic lock for security |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910227568 CN102102468B (en) | 2009-12-22 | 2009-12-22 | Magnetic lock for security |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102102468A CN102102468A (en) | 2011-06-22 |
| CN102102468B true CN102102468B (en) | 2013-05-08 |
Family
ID=44155506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910227568 Expired - Fee Related CN102102468B (en) | 2009-12-22 | 2009-12-22 | Magnetic lock for security |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102102468B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236058A (en) * | 2018-11-20 | 2019-01-18 | 马美香 | A kind of wooden Fingerprint Lock of leatherware packet Tenon |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2099799U (en) * | 1991-05-04 | 1992-03-25 | 许一声 | Bolt lock of electron lock |
| CN2318344Y (en) * | 1997-08-15 | 1999-05-12 | 陈玉哲 | Permanent magnetic safety anti-theft lock body |
| CN200971726Y (en) * | 2006-11-16 | 2007-11-07 | 史秋华 | Intelligent anti-theft door |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8051686B2 (en) * | 2007-11-30 | 2011-11-08 | Glen Walter Garner | Multi-lock security device and detaching device for use therewith |
-
2009
- 2009-12-22 CN CN 200910227568 patent/CN102102468B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2099799U (en) * | 1991-05-04 | 1992-03-25 | 许一声 | Bolt lock of electron lock |
| CN2318344Y (en) * | 1997-08-15 | 1999-05-12 | 陈玉哲 | Permanent magnetic safety anti-theft lock body |
| CN200971726Y (en) * | 2006-11-16 | 2007-11-07 | 史秋华 | Intelligent anti-theft door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102102468A (en) | 2011-06-22 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20141222 |
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| EXPY | Termination of patent right or utility model |