CN102953595A - Locking device and electric door lock with locking device - Google Patents
Locking device and electric door lock with locking device Download PDFInfo
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- CN102953595A CN102953595A CN2012105092157A CN201210509215A CN102953595A CN 102953595 A CN102953595 A CN 102953595A CN 2012105092157 A CN2012105092157 A CN 2012105092157A CN 201210509215 A CN201210509215 A CN 201210509215A CN 102953595 A CN102953595 A CN 102953595A
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Abstract
The invention discloses a locking device and an electric door lock with the locking device. The locking device comprises a shell body, a motor, an actuating structure, a transmission gear and a linkage structure; wherein the linkage structure comprises a first linkage gear, a second linkage gear and a rack; and the second linkage gear is coaxially arranged on one side of the first linkage gear, one end face of the first linkage gear is provided with an accommodating chamber, the inner peripheral wall of the accommodating chamber is convexly provided with a first convex block, the second linkage gear comprises a gear end and a connection end, the connection end comprises an accommodating section with a second convex block extending convexly on the circumference and is connected with the first linkage gear in a rotating way, the accommodating section is accommodated in the accommodating chamber, a rotating space is formed for rotation of the second convex block relative to the first convex block, and the first convex block is driven to rotate due to propping of the second convex block against the first convex block. The invention also discloses the electric door lock with the locking device. A novel anti-clamping structure is disclosed for the locking device, so that the unlocking and locking functions can be realized conveniently and easily when a motor is damaged.
Description
Technical field
The present invention relates to a kind of dead lock, relate in particular to the dead lock on a kind of electric door lock that is used in the equipment such as automobile and use the electric door lock of this dead lock.
Background technology
Dead lock is the parts that are used for controlling locking structure in the lock body in electric door lock, is the important component part of electric door lock.Dead lock mainly comprises the parts such as housing, motor, gear, tooth bar, actuator.Send signal by controller, the drive motors running, motor driven gear rotates, and the rotation of gear is converted into the stretching motion of actuator by tooth bar.If the motor in the dead lock burns out because of long time running or because other reasons damages, cause dead lock stuck, adopt manual mode of operation, the pulling actuator, the band carry-over bar moves, by the engagement fit of rack-and-pinion, driven gear running, and then drive motor running.
Summary of the invention
In view of the above, be necessary to provide a kind of in the situation that motor to turn round more conveniently to realize leggiero and unblank and the dead lock of blocking function.
In addition, also be necessary to provide a kind of electric door lock of this dead lock of application.
A kind of dead lock comprises housing, motor, execution architecture and is arranged at described housing interior travelling gear and linkage structure; Described travelling gear is socketed in the rotating shaft of motor; Described linkage structure comprises the first linkage gear, the second linkage gear and tooth bar; Described the second linkage gear is located at a side of described the first linkage gear coaxially, and described the second linkage gear is meshed with described tooth bar; Described the first linkage gear is meshed with described travelling gear; One end face of described the first linkage gear is formed with a host cavity, protruded out the first projection on the internal perisporium of host cavity, described the second linkage gear comprises gear end and link, described link comprises that periphery protrudes out the set section of the second projection, described link connects described the first linkage gear rotationally, described set section is contained in the described host cavity and forms a rotation space for relative the first projection running of described the second projection, and drives described the first projection running by supporting with described the first projection.
Further, the external diameter of the gear end of described the second linkage gear is less than the external diameter of described the first linkage gear.
Further, described link also comprises linkage section, and described linkage section can be connected with the first linkage gear rotatably around axial line.
Further, the radial dimension of the radial dimension of described the second projection and the first projection is suitable.
Further, the radial dimension of the radial dimension of described rotation space and described the first projection or described the second projection is suitable.
Further, described housing comprises top cover, underframe and the accommodation space that is surrounded by described top cover and described underframe.
Further, an end wall of the underframe of described housing is provided with the first through hole that matches with described execution architecture, described execution architecture be arranged in the accommodation space and the first through hole of passing described housing to described hull outside.
Further, described execution architecture comprises pull bar; Described pull bar is connected with described tooth bar, and described pull bar passes described housing to hull outside.
Further, described execution architecture comprises the pull bar cap; Described pull bar cap one end is connected with pull bar, and the other end is connected with connecting rod in the door-locking system.
The present invention also provides a kind of electric door lock of this dead lock of application.
A kind of electric door lock comprises door interlock switch, gate lock actuator and door lock controller, and described gate lock actuator comprises above-mentioned dead lock.
Compared to prior art, the present invention adopts coaxial two linkage gears that respectively are provided with a projection, projection on the gear wheel can drive the projection running on the pinion, when adopting manual manipulation mode, pinion drive gear wheel and motor rotation once after, in the follow-up manual operation, pinion all can not drive gear wheel and motor rotation, alleviated the application of force intensity of subsequent manual, easily realize manual operation, therefore the invention discloses a kind of novel Anti-jamming structure of dead lock, avoided damaging the stuck problem of dead lock that causes because of motor.Dead lock of the present invention can be more convenient be realized unblanking and the function of locking in the situation that motor can't turn round leggiero.
Description of drawings
Fig. 1 is the overall schematic of the dead lock of preferred embodiment of the present invention;
Fig. 2 is the decomposing schematic representation of the dead lock among Fig. 1;
Fig. 3 is the enlarged diagram of the gear in the linkage structure of the dead lock among Fig. 1.
The specific embodiment
By describing technology contents of the present invention, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and cooperate accompanying drawing to give in detail explanation.
See also Fig. 1 and Fig. 2, the present invention discloses a kind of dead lock 100 that increases application life and guarantee functional reliability, and this dead lock 100 comprises housing 10, motor 20, travelling gear 30, linkage structure 40 and execution architecture 50; Described travelling gear 30 and described linkage structure 40 all are arranged in the described housing 10; Described motor 20 connects described travelling gear 30, and rotates by the control of controller (not shown), thereby band nutating gear 30 rotates; Described linkage structure 40 1 ends connect described travelling gear 30, and the other end connects described execution architecture 50, drive linkage structure 40 by travelling gear 30, and linkage structure 40 drives execution architecture 50 actions.
Described housing 10 comprises top cover 11, underframe 12 and the accommodation space 13 that is surrounded by top cover 11 and underframe 12.One end wall of the underframe 12 of described housing 10 (figure mark) is provided with the first through hole 121 that matches with described execution architecture 50, described execution architecture 50 be arranged in the accommodation space 13 and the first through hole 121 of passing described housing 10 to described housing 10 outsides.
Described travelling gear 30 is socketed in the rotating shaft (figure is mark not) of motor 20.The rotating shaft of described motor 20 is rotated, and drives described travelling gear 30 around its axle center circular motion.
Described linkage structure 40 comprises the first linkage gear 41, the second linkage gear 42 and tooth bar 43.Described the first linkage gear 41 is meshed with described travelling gear 30, and described travelling gear 30 drives described the first linkage gear 41 and rotates when rotate in its axle center.The second linkage gear 42 is arranged on described the first linkage gear 41 1 sides coaxially, and its external diameter is little than the external diameter of the first linkage gear 41, and the rotation by the first linkage gear 41 drives the second linkage gear 42 coaxial rotation.Described tooth bar 43 and 42 engagements of described the second linkage gear, described the second linkage gear 42 rotates, and by the engagement fit effect of rack-and-pinion, drives described tooth bar 43 and does rectilinear motion.
See also Fig. 2 and Fig. 3, be recessed into a host cavity 411 in described the first linkage gear 41 1 end faces, protruded out the first projection 412 to center position on the internal perisporium on described the first linkage gear 41 behind the formation host cavity 411.Described the second linkage gear 42 comprises gear end 421 and link 422, and the external diameter of described gear end 421 is less than the external diameter of described the first linkage gear 41.Described link 422 comprises linkage section 4221 and set section 4222, and described linkage section 4221 can be connected with the first linkage gear 41 rotatably around axial line, as connecting by riveted.The periphery of described set section 4222 has protruded out the second projection 42221.The radial dimension of the second projection 42221 roughly radial dimension with the first projection 412 is suitable.Described set section 4222 is contained in the described host cavity 411 and forms a rotation space 4212, and the radial dimension of the radial dimension of rotation space 4212 and described the first projection 412 or the second projection 42221 is suitable.During 41 rotation of the first linkage gear, described the first projection 412 rotates relative to the second projection 42221 at rotation space 4212 first, then is close to the second projection 42221, rotates together thereby drive described the second linkage gear 42.
Described execution architecture 50 comprises pull bar 51, pull bar cap 52.Described pull bar 51 is connected with described tooth bar 43, moves so that described tooth bar 43 drives described pull bar 51 when doing rectilinear motion, and described pull bar 51 passes the first through hole 121 on the described housing 10 to housing 10 outsides.Described pull bar cap 52 1 ends are connected with pull bar 51, and the other end is connected with connecting rod (not shown) in the door-locking system.The end that described pull bar cap 52 is connected with connecting rod in the door-locking system is provided with the second through hole 521.
Be appreciated that execution architecture described in the present invention 50 can only comprise pull bar 51.Described pull bar 51 1 ends connect described tooth bar 43, and the other end connects the connecting rod in the door-locking system.The end that described pull bar 51 connects the connecting rod in the door-locking system is provided with the second through hole 521.
When motor 20 damages can't be turned round, can realize by manual mode unblanking and blocking function of dead lock 100.At this moment, the first projection 412 phase close neighbours on the second projection 42221 on described the second linkage gear 42 and the first linkage gear 41.Manually the described pull bar cap 52 of push/pull or pull bar 51 are with carry-over bar 43 to do rectilinear motion, and tooth bar 43 rectilinear motions will drive described the second linkage gear 42 and rotate,
Under the effect of external force, thereby the second projection 42221 can be rotated further with the first projection 412 along former direction and separate, burn such as pull bar 51 motor 20 under the state of stretching, so, pull under external force long draw 51, then the second projection 42221 is rotated further with the first projection 412 along former direction at rotation space 4212 and separates, then compress pull bar 51, then the second projection 42221 turns to and the first projection 412 close neighbours at the rightabout of rotation space 4212 along former direction, then driving the first projection 412 rotates together, so drive motor 20 rotating shafts are rotated, until pull bar 51 is compressed to extreme limit of travel, and then stretching pull bar 51, then the second projection 42221 and the first projection 412 Re-isolations, can design, with the flexible travel limits of pull bar 51 in rotation space 4212 strokes, so draw/press described pull bar 51 in subsequent manual after, to need not again to drive the first projection 412 rotates together, thereby alleviated the application of force intensity of subsequent manual, can easily realize manually the drawing of pull bar 51/or press being easy to realize unblanking and blocking function of dead lock 100.
Under the effect of external force, thereby the second projection 42221 can be along the counter-rotation of former direction with the first projection 412 original position of moving back, burn such as pull bar 51 motor 20 under the state of stretching, so, compress under external force this pull bar 51, then the second projection 42221 is in the counter-rotation of rotation space 4212 along former direction, promoting the first projection 412 moves together, so drive motor 20 rotating shafts are rotated, until pull bar 51 is compressed to extreme limit of travel, and then stretching pull bar 51, then the second projection 42221 separates with the first projection 412, can design, with the flexible travel limits of pull bar 51 in rotation space 4212 strokes, so draw in subsequent manual/or press described pull bar 51 after, to need not again to drive the first projection 412 rotates together, thereby alleviated the application of force intensity of subsequent manual, can easily realize manually the drawing of pull bar 51/or press being easy to realize unblanking and blocking function of dead lock 100.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes description of the present invention to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. a dead lock (100) comprises housing (10), motor (20), execution architecture (50) and is arranged at described housing (10) interior travelling gear (30) and linkage structure (40); Described travelling gear (30) is socketed in the rotating shaft of described motor (20); It is characterized in that: described linkage structure (40) comprises the first linkage gear (41), the second linkage gear (42) and tooth bar (43); Described the second linkage gear (42) is located at a side of described the first linkage gear (41) coaxially, and described the second linkage gear (42) is meshed with described tooth bar (43); Described the first linkage gear (41) is meshed with described travelling gear (30); One end face of described the first linkage gear (41) is formed with a host cavity (411), protruded out the first projection (412) on the internal perisporium of host cavity (411), described the second linkage gear (42) comprises gear end (421) and link (422), described link (422) comprises that periphery protrudes out the set section of the second projection (42221) (4222), described link (422) connects described the first linkage gear (41) rotationally, described set section (4222) is contained in the described host cavity (411) and forms a rotation space (4212) for relative the first projection of described the second projection (42221) (412) running, and drives described the first projection (412) running by supporting with described the first projection (412).
2. dead lock as claimed in claim 1, it is characterized in that: the external diameter of the gear end (421) of described the second linkage gear (42) is less than the external diameter of described the first linkage gear (41).
3. dead lock as claimed in claim 1, it is characterized in that: described link (422) also comprises linkage section (4221), described linkage section (4221) can be connected with the first linkage gear (41) rotatably around axial line.
4. such as claim 1,2 or 3 described dead locks, it is characterized in that: the radial dimension of the radial dimension of described the second projection (42221) and the first projection (412) is suitable.
5. such as claim 1,2 or 3 described dead locks, it is characterized in that: the radial dimension of the radial dimension of described rotation space (4212) and described the first projection (412) or described the second projection (42221) is suitable.
6. such as claim 1,2 or 3 described dead locks, it is characterized in that: described housing (10) comprises top cover (11), underframe (12) and the accommodation space (13) that is surrounded by described top cover (11) and described underframe (12).
7. dead lock as claimed in claim 6, it is characterized in that: an end wall of the underframe (12) of described housing (10) is provided with the first through hole (121) that matches with described execution architecture (50), described execution architecture (50) be arranged in the accommodation space (13) and the first through hole (121) of passing described housing (10) to described housing (10) outside.
8. such as claim 1,2 or 3 described dead locks, it is characterized in that: described execution architecture (50) comprises pull bar (51); Described pull bar (51) is connected with described tooth bar (43), and described pull bar (51) passes described housing (10) to housing (10) outside.
9. dead lock as claimed in claim 8, it is characterized in that: described execution architecture (50) comprises pull bar cap (52); Described pull bar cap (52) one ends are connected with pull bar (51), and the other end is connected with connecting rod in the door-locking system.
10. an electric door lock comprises door interlock switch, gate lock actuator and door lock controller, it is characterized in that: described gate lock actuator comprises the described dead lock such as claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105092157A CN102953595A (en) | 2012-11-30 | 2012-11-30 | Locking device and electric door lock with locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105092157A CN102953595A (en) | 2012-11-30 | 2012-11-30 | Locking device and electric door lock with locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102953595A true CN102953595A (en) | 2013-03-06 |
Family
ID=47762929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105092157A Pending CN102953595A (en) | 2012-11-30 | 2012-11-30 | Locking device and electric door lock with locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102953595A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761136A (en) * | 2016-12-27 | 2017-05-31 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| CN114033258A (en) * | 2021-10-29 | 2022-02-11 | 浙江宏泰电子设备有限公司 | Intelligent door lock with clutch structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0737789A1 (en) * | 1995-04-12 | 1996-10-16 | Antonio Solari | Electronic safety-lock |
| CN2331739Y (en) * | 1998-05-20 | 1999-08-04 | 张志钢 | Lock engine for electric door lock of vehicle |
| WO2001005656A8 (en) * | 1999-07-14 | 2001-09-20 | Transtechnology Corp | Safe arm actuator apparatus for bomb racks |
| CN201416623Y (en) * | 2009-05-28 | 2010-03-03 | 吴阳锋 | Flexible energy-stored type dual gear on electronic control lock |
| CN202139918U (en) * | 2011-05-20 | 2012-02-08 | 佛山市天汇汽车电子有限公司 | Vehicular locking device |
-
2012
- 2012-11-30 CN CN2012105092157A patent/CN102953595A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0737789A1 (en) * | 1995-04-12 | 1996-10-16 | Antonio Solari | Electronic safety-lock |
| CN2331739Y (en) * | 1998-05-20 | 1999-08-04 | 张志钢 | Lock engine for electric door lock of vehicle |
| WO2001005656A8 (en) * | 1999-07-14 | 2001-09-20 | Transtechnology Corp | Safe arm actuator apparatus for bomb racks |
| CN201416623Y (en) * | 2009-05-28 | 2010-03-03 | 吴阳锋 | Flexible energy-stored type dual gear on electronic control lock |
| CN202139918U (en) * | 2011-05-20 | 2012-02-08 | 佛山市天汇汽车电子有限公司 | Vehicular locking device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761136A (en) * | 2016-12-27 | 2017-05-31 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| CN106761136B (en) * | 2016-12-27 | 2018-04-20 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| US11448000B2 (en) | 2016-12-27 | 2022-09-20 | Qingdao Haier Joint Stock Co., Ltd. | Automatic door opening device and refrigerator having the same |
| CN114033258A (en) * | 2021-10-29 | 2022-02-11 | 浙江宏泰电子设备有限公司 | Intelligent door lock with clutch structure |
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Application publication date: 20130306 |