CN203347362U - Improved electronic lock structure - Google Patents
Improved electronic lock structure Download PDFInfo
- Publication number
- CN203347362U CN203347362U CN 201320359880 CN201320359880U CN203347362U CN 203347362 U CN203347362 U CN 203347362U CN 201320359880 CN201320359880 CN 201320359880 CN 201320359880 U CN201320359880 U CN 201320359880U CN 203347362 U CN203347362 U CN 203347362U
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- electromagnet
- iron core
- electronic lock
- dead bolt
- lock housing
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Abstract
An improved electronic lock structure is characterized in that the end portion, extending out of an electromagnet, of a movable iron core is provided with a circumferential boss and sleeved with a second reset spring, the second reset spring is arranged between the circumferential boss and the electromagnet in an abutting mode, and when an electronic lock is in a locked state, the upper end of a sliding bolt abuts against the lower end of a rotary spring bolt, the lower end of the sliding bolt abuts against the top of the circumferential boss, and the bottom of the circumferential boss abuts against a lock shell. The improved electronic lock structure has the advantages that as the second reset spring is arranged on the movable iron core in a sleeved mode and arranged between the circumferential boss and the electromagnet in the abutting mode, magnetism winding cannot occur on the second reset spring easily, the elasticity of the spring is not prone to being weakened, the stability of the electronic lock is good, and breakdowns will not happen easily; when the electronic lock is in the locked state, the top of the circumferential boss abuts against the lower end of the sliding bolt, and the bottom of the circumferential boss abuts against the lock shell, so that the movable iron core is effectively prevented from being clamped with coils of the electromagnet, and the safety and the reliability of the electronic lock are further improved.
Description
Technical field
The utility model relates to a kind of lockset, specifically refers to a kind of electronic lock structure of improvement, is applicable to mechanical and electronic compound lock.
Background technology
Existing a lot of mechanical and electronic compound lock when locking directly by the moving iron core on electronic lock, stop slide plate or dead bolt after move, but the intensity of moving iron core is often not high, if slide plate or dead bolt after firmly clash into moving iron core while moving, easily directly rush open or damage moving iron core, the safety of electronic lock can't be guaranteed.
In order to improve the security reliability of this mechanical and electronic compound lock, people have designed multiple follow-on electronic lock, as the patent No. is that ZL201020112783.X(notice of authorization number is CN201610665U) Chinese utility model patent disclosed " electronic lock in a kind of mechanical and electronic compound lock ", this electronic lock comprises lock housing and is arranged on electromagnet and the rotation dead bolt in lock housing, be provided with telescopic moving iron core on electromagnet, be fixedly installed central axis in lock housing, rotation dead bolt turning set tongue is on central axis, be provided with and can make to rotate the reduction torsion spring that dead bolt resets between central axis and rotation dead bolt.Moving iron core is horizontally installed in lock housing, be provided with the retainer of vertical placement between rotation dead bolt and moving iron core, under lock-out state, the upper end gear of retainer is in the lower end of rotation dead bolt, the lower end of retainer and overhanging moving iron core are mutually vertical and be resisted against on moving iron core, between retainer and lock housing to being provided with the first back-moving spring.Although, this electronic lock is under lock-out state, block the revolution of rotation dead bolt by retainer, iron core can directly not contacted with the rotation dead bolt, avoided moving iron core to be subject to shear stress radially, iron core also can be damaged under the effect of strong external force, guarantee to a certain extent the security reliability of electronic lock.But still there are following two faults of construction in this electronic lock, the first,, thereby easily produce and twine magnetic phenomenon in the course of work in moving iron core the inside due to spring fitting, cause spring force to weaken, stability reduces, and easily is out of order; The second, because moving iron core is cylindric, thereby when electronic lock, under lock-out state, be retainer and moving iron core when leaning, under retainer, depress, moving iron core easily and magnet spool block, and then further reduce the stability of electronic lock.
The utility model content
Technical problem to be solved in the utility model is for above-mentioned prior art present situation, provides that a kind of stability is high, the electronic lock structure of the improvement of failure rate is low.
The utility model solves the problems of the technologies described above adopted technical scheme: the electronic lock structure of this improvement, comprise lock housing and be arranged on electromagnet and the rotation dead bolt in lock housing, on described electromagnet, be provided with laterally scalable and be positioned at the moving iron core of lock housing, be fixedly installed central axis in described lock housing, described rotation dead bolt turning set is located on described central axis, be provided with and can make to rotate the reduction torsion spring that dead bolt resets between described central axis and rotation dead bolt, be provided with the retainer of vertical placement between described rotation dead bolt and moving iron core, support and be provided with the first back-moving spring between described retainer and lock housing, it is characterized in that: the end that described moving iron core stretches out in electromagnet has the circumference boss and is arranged with the second back-moving spring, and this second back-moving spring supports and is located between described circumference boss and electromagnet, under the electronic lock lock-out state, the upper end of described retainer offsets with the lower end of rotation dead bolt, the top of the lower end of retainer and described circumference boss offsets, the base abuts of described circumference boss is on described lock housing.
For the safety that makes electronic lock more reasonable, be provided with an emergent thimble in described lock housing, be provided with spring stop piece and be arranged with the 3rd back-moving spring on emergent thimble, and the 3rd back-moving spring supports and is located between described spring stop piece and lock housing, the inner of described emergent thimble also can promote under external force moving iron core towards moving iron core and move in electromagnet, the outer end of described emergent thimble is hidden in lock housing, and the lower end of described retainer is provided with breach over against the part of described emergent thimble.
More flexible in order to make to rotate the dead bolt activity, prevent from rotating between dead bolt and housing and the phenomenon that gets stuck occurs, the upper end of described retainer is with the bottom of rotation dead bolt the R corner structure cooperatively interacted.
In order to adjust and control the balance of rotation dead bolt, described lock housing comprises housing and cover plate, described central axis is fixed on described housing, on the cover board has the installing hole worn for described central axis, and the surrounding integrated punching that is positioned at installing hole on described cover plate forms a circular groove.
As above-mentioned arbitrary scheme preferably, the middle part of described rotation dead bolt is provided with the mounting hole coordinated with described central axis, the length of described mounting hole is greater than the diameter of described central axis, support and be provided with stage clip between the front inwall of described mounting hole and central axis, the rear side of described rotation dead bolt is provided with downward opening lower bayonet socket, on described lock housing, be provided with opening up and with the upper latch notch of described lower bayonet fittings.
In order further to improve the safety in utilization of electronic lock, be provided with the bumper bar paralleled with described moving iron core in described lock housing, described bumper bar and electromagnet are positioned at the both sides of described retainer and the top that bumper bar is positioned at electromagnet, be provided with spring block and be arranged with the 4th back-moving spring on bumper bar, and the 4th back-moving spring supports and is located between described spring block and lock housing, be provided with the locating hole that slides and penetrate for described bumper bar in described retainer lower end.
Compared with prior art, the utility model has the advantage of: at first, because the second back-moving spring is set on moving iron core and supports, be located between circumference boss and electromagnet, thereby second back-moving spring be not prone to and twine magnetic, spring force is difficult for weakening, and the good stability of electronic lock is difficult for breaking down; Secondly, under lock-out state, because the top of circumference boss and the lower end of retainer offset, bottom and the lock housing of circumference boss offset, thereby effectively avoid stuck phenomenon occurring between moving iron core and magnet spool, further improved the safety and reliability of electronic lock.
The accompanying drawing explanation
The structural representation that Fig. 1 is the utility model embodiment;
The perspective exploded view that Fig. 2 is electronic lock shown in Fig. 1;
Fig. 3 is the elevation after electronic lock shown in Fig. 1 removes cover plate;
Fig. 4 is the structural representation after electronic lock shown in Fig. 1 removes housing.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As shown in Figures 1 to 4, the lock housing of the electronic lock structure of the improvement in the present embodiment is comprised of housing 1 and cover plate 2.Be provided with rotation dead bolt 3 at the top of housing 1, top at housing 1 also is fixed with central axis 6, have the installing hole 21 worn for central axis 6 on cover plate 2, rotation dead bolt 3 turning sets are located on central axis 6, between central axis 6 and rotation dead bolt 3, are provided with and can make to rotate the reduction torsion spring (not shown) that dead bolt 3 resets.In the present embodiment, in order to adjust and control the balance of rotation dead bolt 3, the surrounding integrated punching that is positioned at installing hole 21 on cover plate 2 forms circular groove 22.
The bottom of housing 1 is equipped with electromagnet 4, on electromagnet 4, is provided with laterally telescopic and be positioned at the moving iron core 5 of housing 1.Be provided with the retainer 7 of vertical placement between rotation dead bolt 3 and moving iron core 5, between the housing 1 of retainer 7 and lock housing to being provided with the first back-moving spring 8.Be arranged with the second back-moving spring 9 on moving iron core 5, the end that moving iron core 5 stretches out in electromagnet 4 has circumference boss 51, and the second back-moving spring 9 is to being located between circumference boss 51 and electromagnet 4.With in existing electronic lock structure, back-moving spring being located to moving core interior, compare, in the present embodiment, after being set on moving iron core 5 by the second back-moving spring 9, the second back-moving spring 9 is not prone to and twines magnetic, spring force is difficult for weakening, and the good stability of electronic lock is difficult for breaking down.In addition, more flexible in order to make to rotate dead bolt 3 activities, prevent and housing 1 between the phenomenon that gets stuck appears, the upper end of retainer 7 is with the bottom of rotation dead bolt 3 the R corner structure cooperatively interacted.
Be provided with emergent thimble 10 in housing 1, be provided with spring stop piece 11 and be arranged with the 3rd back-moving spring 12, the three back-moving springs 12 to being located between spring stop piece 11 and housing 1 on emergent thimble 10.The inner of emergent thimble 10 is towards moving iron core 5 and can promote under external force moving iron core 5 to the interior movement of electromagnet 4, and the lower end of retainer 7 is provided with breach 71 over against the part of emergent thimble 10.In order to improve the safety in utilization of electronic lock, in the present embodiment, the outer end of emergent thimble 10 is hidden in housing 1, thereby avoids electronic lock because pressing because of carelessness emergent thimble 10, electronic lock to be opened under normal locking.
Similar with existing electronic lock structure, in the electronic lock structure of the present embodiment, the middle part of rotation dead bolt 3 is provided with the mounting hole 31 coordinated with central axis 6, the length of mounting hole 31 is greater than the diameter of central axis 6, support and be provided with stage clip 13 between the front inwall of mounting hole 31 and central axis 6, the rear side of rotation dead bolt 3 is provided with downward opening lower bayonet socket 32, is provided with upper latch notch 14 opening up and that coordinate with lower bayonet socket 32 on housing 1.In addition, in order to improve the safety in utilization of electronic lock, be provided with the bumper bar 15 paralleled with moving iron core 5 in lock housing, bumper bar 15 is positioned at the both sides of retainer 7 and the top that bumper bar 15 is positioned at electromagnet 4 with electromagnet 4, be provided with spring block 16 and be arranged with the 4th back-moving spring 17 on bumper bar 15, and the 4th back-moving spring 17 supports and is located between spring block 16 and housing 1, is provided with the locating hole 72 that slides and penetrate for bumper bar 15 in retainer 7 lower ends.
The operating principle of this electronic lock: when electronic lock need to be opened, electromagnet 4 energisings are retracted iron core 5, and external force promotes 3 revolutions of rotation dead bolt, and the lower end of rotation dead bolt 3 promotes retainer 7 and moves down, and electronic lock just can be opened, and now, the first back-moving spring 8 is compressed.When electronic lock need to lock, rotation dead bolt 3 resets under the effect of reduction torsion spring (not shown), simultaneously, retainer 7 is moved under the effect of the first back-moving spring 8 and is offseted with the lower end of rotation dead bolt 3, now, moving iron core 5 stretches out and keep off in the lower end of retainer 7 with the moving down of prevention retainer 7 under the effect of electromagnet 4, and electronic lock is locked.And under lock-out state, the upper end of retainer 7 offsets with the lower end of rotation dead bolt, because the top of moving iron core 5 circumference boss 51 and the lower end of retainer 7 offset, the bottom of circumference boss 51 and the housing of lock housing 1 offset, thereby can effectively avoid the phenomenon of blocking occurring between the coil of moving iron core 5 and electromagnet 4, further improved the safety and reliability of electronic lock.In addition, in the time of can't making when the electromagnet abnormal that iron core 5 is normal retracts, promote emergent thimble 10 iron core 5 is retracted, and be provided with breach 71 due to the lower end of retainer 7 over against the part of the thimble 10 of meeting an urgent need, thereby retainer 7 can be moved down under the promotion of rotation dead bolt 3, and electronic lock is opened.
Claims (5)
1. the electronic lock structure of an improvement, comprise lock housing and be arranged on electromagnet (4) and the rotation dead bolt (3) in lock housing, on described electromagnet (4), be provided with laterally scalable and be positioned at the moving iron core (5) of lock housing, be fixedly installed central axis (6) in described lock housing, described rotation dead bolt (3) turning set is located on described central axis (6), be provided with and can make to rotate the reduction torsion spring that dead bolt resets between described central axis (6) and rotation dead bolt (3), be provided with the retainer (7) of vertical placement between described rotation dead bolt (3) and moving iron core (5), support and be provided with the first back-moving spring (8) between described retainer (7) and lock housing, it is characterized in that: the end that described moving iron core (5) stretches out in electromagnet has circumference boss (51) and is arranged with the second back-moving spring (9), and this second back-moving spring (9) supports and is located between described circumference boss (51) and electromagnet (4), under the electronic lock lock-out state, the upper end of described retainer (7) offsets with the lower end of rotation dead bolt (3), the top of the lower end of retainer (7) and described circumference boss (51) offsets, the base abuts of described circumference boss (51) is on described lock housing.
2. the electronic lock structure of improvement according to claim 1, it is characterized in that: be provided with an emergent thimble (10) in described lock housing, be provided with spring stop piece (11) and be arranged with the 3rd back-moving spring (12) on emergent thimble (10), and the 3rd back-moving spring (12) supports and is located between described spring stop piece (11) and lock housing, the inner of described emergent thimble (10) also can promote under external force moving iron core (5) towards moving iron core (5) and move in electromagnet (4), the outer end of described emergent thimble (10) is hidden in lock housing, the lower end of described retainer (7) is provided with breach (71) over against the part of described emergent thimble (10).
3. the electronic lock structure of improvement according to claim 1, it is characterized in that: described lock housing comprises housing (1) and cover plate (2), described central axis (6) is fixed on described housing (1), have the installing hole (21) worn for described central axis on cover plate (2), the surrounding integrated punching that is positioned at installing hole on described cover plate (2) forms a circular groove (22).
4. according to the electronic lock structure of the described improvement of arbitrary claim in claims 1 to 3, it is characterized in that: the middle part of described rotation dead bolt (3) is provided with the mounting hole (31) coordinated with described central axis (6), the length of described mounting hole (31) is greater than the diameter of described central axis (6), support and be provided with stage clip (13) between the front inwall of described mounting hole (31) and central axis (6), the rear side of described rotation dead bolt (3) is provided with downward opening lower bayonet socket (32), is provided with upper latch notch (14) opening up and that coordinate with described lower bayonet socket (32) on described lock housing.
5. according to the electronic lock structure of the described improvement of arbitrary claim in claims 1 to 3, it is characterized in that: be provided with the bumper bar (15) paralleled with described moving iron core (5) in described lock housing, described bumper bar (15) is positioned at the both sides of described retainer (7) and the top that bumper bar (15) is positioned at electromagnet (4) with electromagnet (4), be provided with spring block (16) and be arranged with the 4th back-moving spring (17) on bumper bar (15), and the 4th back-moving spring (17) supports and is located between described spring block (16) and lock housing, be provided with the locating hole (72) that slides and penetrate for described bumper bar (15) in described retainer (7) lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320359880 CN203347362U (en) | 2013-06-19 | 2013-06-19 | Improved electronic lock structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320359880 CN203347362U (en) | 2013-06-19 | 2013-06-19 | Improved electronic lock structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203347362U true CN203347362U (en) | 2013-12-18 |
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ID=49747274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320359880 Expired - Fee Related CN203347362U (en) | 2013-06-19 | 2013-06-19 | Improved electronic lock structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203347362U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763240A (en) * | 2015-03-05 | 2015-07-08 | 林翔 | Electromagnet device for safe box |
| CN112523616A (en) * | 2020-10-24 | 2021-03-19 | 深圳市亿指科技有限公司 | Electronic lock |
-
2013
- 2013-06-19 CN CN 201320359880 patent/CN203347362U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763240A (en) * | 2015-03-05 | 2015-07-08 | 林翔 | Electromagnet device for safe box |
| CN112523616A (en) * | 2020-10-24 | 2021-03-19 | 深圳市亿指科技有限公司 | Electronic lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20160619 |