CN202225835U - Locking device and support for locking system of electronic steering column - Google Patents
Locking device and support for locking system of electronic steering column Download PDFInfo
- Publication number
- CN202225835U CN202225835U CN2011203099326U CN201120309932U CN202225835U CN 202225835 U CN202225835 U CN 202225835U CN 2011203099326 U CN2011203099326 U CN 2011203099326U CN 201120309932 U CN201120309932 U CN 201120309932U CN 202225835 U CN202225835 U CN 202225835U
- Authority
- CN
- China
- Prior art keywords
- safety slide
- dead bolt
- groove
- guide rod
- steering column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The utility model discloses a locking device and a support for a locking system of an electronic steering column. The locking device comprises a support, a bolt, a guide rod and a safety slider, and the support comprises a bolt hole, a guide rod groove and a safety slider groove. The bolt hole is linearly communicated with the guide rod groove, the safety slider groove is perpendicularly communicated with the guide rod groove, the guide rod is connected with the bolt and contained in the guide rod groove, the upper lateral side of the bolt is provided with a groove, the thickness of the safety slider is smaller than the width of the groove on the upper lateral side of the bolt, and the safety slider is contained in the safety slider groove. When the bolt is driven by the guide rod to retract into the bolt hole, the safety slider is descended to the lower end of the safety slider groove to be clamped into the groove on the upper lateral side of the bolt. When the bolt is driven by the guide rod to extend out of the bolt hole, the safety slider is ascended to the upper end of the safety slider groove. The locking device for the locking system of the electronic steering column is high in reliability and safety and low in manufacturing cost.
Description
Technical field
The utility model relates to the automobile burglar technology, particularly a kind of Locking Device of electronic steering column locking system and bearing.
Background technology
Electronic steering column lock is a kind of safety element that locks or discharge steering shaft through motor-driven.At the Locking Device that is used for the electronic steering column locking system, whether Electronic Locking Mechanism limits through checking according to the authorized user or unclamps steering shaft.Modern automobile industry has proposed increasingly high requirement for the compactedness of the reliability of electronic steering column locking system, safety, installing space.
The overall weight of existing electronic steering column locking system is big, volume is big, manufacturing cost is high, and reliable and secure property is also relatively poor.
One Chinese patent application 200710305148.6 discloses a kind of Locking Device of electronic steering column locking system, and is as shown in Figure 1, and the housing 10 that holds Electronic Locking Mechanism is fixed on the outside face of Steering gear through mounting bracket 12 and shear bolt 14.Electronic Locking Mechanism is contained in the housing 10.Electronic Locking Mechanism comprises worm screw 20, worm gear 22, clamper 23, connecting pin 24 and lock bolt 26.Worm screw 20 is fixed on the turning cylinder 18a of motor 18, thereby based on the driving of motor 18 and rotate.Worm gear 22 is meshed with worm screw 20.Clamper 23 supports worm screw 20 and worm gear 22, thereby worm and worm wheel are set at the normal position.The cam that is provided with on connecting pin 24 and the worm gear 22 contacts, and is supported by cam.Lock bolt 26 comprises the fitting recess 26 ' by connecting pin 24 constraints.In this case, the end of lock bolt 26 is supported by retracting spring 27, thereby and that lock bolt is pressed against on the steering shaft steering shaft is restrained.Whether PCB module 25 is controlled motor 18 through checking according to the authorized user and is turned round forward or backwards.When motor 18 during by forward and reverse drive, worm screw 20 is interlocked with one another with worm gear 22, thereby lock bolt 26 engages with the sawtooth that on the outside face of electrical steering axle, forms alternatively, makes the state-transition of steering shaft become lock-out state or releasing orientation.
The Locking Device of one Chinese patent application 200710305148.6 disclosed electronic steering column locking systems; When driving; Control lock bolt 26 is for unclamping the steering shaft state; Since lock bolt 26 unrestricted mechanisms, the situation that might meet accident and lock, and reliability, the safety of electronic steering column locking system are relatively poor; It also needs the extra driving stop control that motor is set, and manufacturing cost is higher.
The utility model content
The technical matters that the utility model will solve provides a kind of Locking Device of electronic steering column locking system, reliability, safe, low cost of manufacture.
For solving the problems of the technologies described above, the Locking Device of the electronic steering column locking system of the utility model comprises a bearing, a dead bolt, a guide rod, a safety slide;
Said bearing comprises dead bolt hole, stem guiding trough, safety slide groove, and said dead bolt hole communicates with said stem guiding trough straight line, and said safety slide groove vertically communicates with said stem guiding trough;
Said guide rod links together with dead bolt;
Said guide rod is contained in the said stem guiding trough;
Said dead bolt, upper side are provided with a groove;
Said safety slide, its thickness are less than the width of the groove of said dead bolt upper side, and said safety slide is contained in the said safety slide groove;
Withdrawal dead bolt hole under of the drive of said dead bolt at guide rod, said safety slide drops to the lower end of said safety slide groove, snaps onto the groove of said dead bolt upper side; Under the drive of said dead bolt at guide rod, lean out dead bolt hole, said safety slide rises to the upper end of said safety slide groove.
The lower end of said guide rod also is provided with the 3rd post piece;
Said dead bolt afterbody downside is provided with the adaptive circular hole of together said the 3rd post piece, and said dead bolt is installed through said circular hole and the 3rd post piece with said guide rod and linked together.
Said safety slide, its upper surface is provided with a connecting pin, and said safety slide drives in said safety slide groove, to go up and down through said connecting pin.
The Locking Device of said electronic steering column locking system can also comprise a cam structure portion;
Said cam structure portion is along a spiral ascending manner convex tendon is circumferentially arranged; Said cam structure subordinate end face is provided with axis hole and spiral fashion so groove;
The upper end of said guide rod is provided with the second post piece, and the said second post piece is with the 3rd post piece axis normal, and the said second post piece is insinuated into above the said spiral ascending manner convex tendon;
The connecting pin that said safety slide upper surface is provided with is insinuated in the spiral fashion so groove of said cam structure subordinate end face;
When the rotation of said cam structure portion, the said dead bolt dead bolt hole of under the drive of guide rod, withdrawing, said connecting pin gets into the paraxial hole of said spiral fashion so groove and locates, and said safety slide drops to the lower end of said safety slide groove; When the rotation of said cam structure portion, said connecting pin get into said spiral fashion so groove away from the axis hole place, said dead bolt leans out dead bolt hole under the drive of guide rod, said safety slide rises to the upper end of said safety slide groove.
The Locking Device of said electronic steering column locking system can also comprise second micro-switch; Said second micro-switch is placed in below the said safety slide groove; When said safety slide drops to the lower end of said safety slide groove, said second micro-switch sends effective unlocking signal.
For solving the problems of the technologies described above, the utility model also provides a kind of bearing, comprises dead bolt hole, stem guiding trough, safety slide groove, and said dead bolt hole communicates with said stem guiding trough straight line, and said safety slide groove vertically communicates with said stem guiding trough.
The safety slide that is provided with in the Locking Device of the electronic steering column locking system of the utility model; It is the double insurance structure in the electronic steering column locking system; Under released state; Safety slide can be embedded in the groove of dead bolt, has guaranteed the situation that automobile is in operation and can not meets accident and lock, and has strengthened the safe reliability of total system greatly; Through driving the groove that safety slide decline snaps in the dead bolt upper side of indentation; Dead bolt is stuck, triggers said second micro-switch simultaneously and send effective unlocking signal control motor and quit work delicate structure; Do not need the extra driving stop control that motor is set, low cost of manufacture.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further explain.
Fig. 1 is the Locking Device scheme drawing of existing a kind of electronic steering column locking system;
Fig. 2 is the structural representation of Locking Device one embodiment of the electronic steering column locking system of the utility model;
Fig. 3 is the following end elevation of big gear wheel of Locking Device one embodiment of the electronic steering column locking system of the utility model;
Fig. 4 is the view of upper end of big gear wheel of Locking Device one embodiment of the electronic steering column locking system of the utility model;
Fig. 5 is big gear wheel, miniature gears, motor, guide rod, dead bolt, the safety slide assembling scheme drawing of Locking Device one embodiment of the electronic steering column locking system of the utility model;
Fig. 6 is miniature gears, big gear wheel, guide rod, dead bolt, safety slide, the micro-switch assembling scheme drawing of Locking Device one embodiment of the electronic steering column locking system of the utility model;
Fig. 7 is big gear wheel, guide rod, dead bolt, the safety slide assembling scheme drawing of Locking Device one embodiment of the electronic steering column locking system of the utility model;
Fig. 8 is guide rod, safety slide, the bearing assembling scheme drawing of Locking Device one embodiment of the electronic steering column locking system of the utility model;
Fig. 9 is housing, the bearing assembling scheme drawing of Locking Device one embodiment of the electronic steering column locking system of the utility model.
The specific embodiment
Locking Device one embodiment of the electronic steering column locking system of the utility model comprises housing 12, bearing 1, motor 2, dead bolt 3, guide rod 4, spring 5, safety slide 6, gear lid 7, circuit card 8, big gear wheel 9, miniature gears 10, first micro-switch 141, second micro-switch 142 shown in Fig. 2～9;
Said miniature gears 10 comprises a main gear 101, a pinion 102; Main gear 101 is coaxial with pinion 102, and main gear 101 diameters are greater than pinion 102 diameters;
Said big gear wheel 9 comprises gear part 90, cam structure portion 91, and cam structure portion 91 is used for driving said guide rod and dead bolt up-and-down movement along with the rotation of gear part 90;
Said cam structure portion 91, the upper end is fixed on gear part 90 1 sides, is cylindricality and external diameter less than gear part 90 external diameters, and the opposite side of gear part 90 has adapter shaft 901;
Along circumferentially an annular groove 911 being arranged, there be a boss in said cam structure portion 91 in the said annular groove 911 near gear part 90 places; Said cam structure portion 91 away from gear part 90 places along a spiral ascending manner convex tendon 912 is circumferentially arranged; Said cam structure portion 91 lower surfaces are provided with axis hole 914 and spiral fashion so groove 913;
The gear part 90 of said miniature gears 10 and big gear wheel 9 is placed in the said gear lid 7; The pinion 102 of said miniature gears 10 is with gear part 90 engagements of big gear wheel 9; The lower cover of said gear lid 7 is provided with a cam structure portion hole, a motor-driven axis hole, and the cam structure portion 91 of said big gear wheel 9 leans out the lower cover of gear lid 7 through cam structure portion hole; The axle drive shaft of said motor 2 carries gear 21; The gear 21 that the axle drive shaft of said motor 2 carries is in said motor-driven axis hole is insinuated into said gear lid 7; And be meshed with the main gear 101 of said miniature gears 10, the main body of said motor 2 lays respectively at gear part 90 both sides of said big gear wheel 9 with said miniature gears 10; Said gear lid 7 is provided with a cylindrical cavity on the lower cover direction;
Said big gear wheel 9 is fixed between the loam cake of said bearing 1 with said gear lid 7 through axis hole 914 pivots that said adapter shaft 901 and said cam structure portion 91 lower surfaces are provided with;
Said miniature gears 10 pivots are fixed between the upper and lower cover of said gear lid 7;
Said motor 2 pivots are fixed between the loam cake of said bearing 1 with said gear lid 7;
Said bearing 1 is provided with dead bolt hole, stem guiding trough, safety slide groove, and said dead bolt hole communicates with said stem guiding trough straight line, and said safety slide groove vertically communicates with said stem guiding trough;
The upper end of said guide rod 4 is provided with the first post piece 401, the second post piece, 402, the first post pieces 401 with the second post piece, 402 axis normal, and the lower end of said guide rod 4 is provided with the 3rd post piece 403, the three post pieces 403 with the first post piece 401 and the second post piece, 402 axis normal;
Said spring 5 one ends are enclosed within on the said first post piece 401, and the other end is placed in the cylindrical cavity of said gear lid 7 on the lower cover direction;
Said dead bolt 3, upper side are provided with a groove 31, and the afterbody downside is provided with the adaptive circular hole of together said the 3rd post piece 403, and said dead bolt 3 is installed to link through said circular hole and the 3rd post piece 403 with said guide rod 4 and is fixed together;
Said guide rod 4 is contained in the said stem guiding trough, slides along said stem guiding trough; The second post piece 402 of said guide rod 4 is insinuated into above the said spiral ascending manner convex tendon 912;
Said safety slide 6; Its thickness is slightly less than groove 31 width of said dead bolt upper side; Its upper surface is provided with a connecting pin 601; Said safety slide 6 is contained in the said safety slide groove, and said safety slide drives in said safety slide groove, to go up and down through said connecting pin, and said connecting pin 601 is insinuated in the spiral fashion so groove 913 of said cam structure portion 91 lower surfaces; When 91 rotations of said cam structure portion, said dead bolt 3 dead bolt hole of under the drive of guide rod 4, withdrawing, 914 places, paraxial hole of the said spiral fashion so groove 913 of said connecting pin 601 entering, said safety slide 6 drops to the lower end of said safety slide groove; When 91 rotations of said cam structure portion, said connecting pin 601 get into said spiral fashion so groove 913 away from axis hole 914 places, said dead bolt 3 leans out dead bolt hole under the drive of guide rod 4, said safety slide 6 rises to the upper end of said safety slide groove;
Said first micro-switch 141 is insinuated in the said annular groove 911, is used to send effectively go up lock signal;
Said second micro-switch 142 is placed in below the said safety slide groove, and when said safety slide 6 drops to the lower end of said safety slide groove, said second micro-switch 142 sends effective unlocking signal;
Said housing 12 and said bearing 1 are provided with a plurality of adaptive pin-and-holes, and bearing 1 installs and fixes through C type pin 13 with housing 12 is in the same place, and bearing 1 also can install and fix through rivet with housing 12 is in the same place.
The working process of the Locking Device of the electronic steering column locking system of above-mentioned embodiment is following:
The Locking Device of electronic steering column locking system is fixed on the outside face of Steering gear through clip and anti-theft bolt.
When the authorized user through the checking release, circuit card 8 control motors 2 are just changeing, motor 2 carries main gear 101 counter-rotatings that gear 21 drives said miniature gears 10 through axle drive shaft; Thereby driving auxiliary gear 102 counter-rotatings; Pinion 102 drives said big gear wheel 9 just to be changeed, and the cam structure portion 91 of big gear wheel is just changeing, and said spiral ascending manner convex tendon 912 drives said guide rod 4 through the second post piece 402 and rises; Thereby drive the dead bolt hole of said dead bolt 3 indentation bearings 1, unclamp steering shaft with release; The cam structure portion 91 of big gear wheel is just changeing; The spiral fashion so groove 913 of said cam structure portion 91 rear surfaces drives said safety slide 6 through connecting pin 601 and moves; When said guide rod 4 risings drive the dead bolt hole of said dead bolt 3 indentation bearings 1; Said connecting pin 601 gets into 914 places, paraxial hole of said spiral fashion so groove 913, and the lower end that makes said safety slide 6 drop to said safety slide groove embeds in the groove 31 of said dead bolt 3 upper sides, and dead bolt 3 is stuck; When released state, prevent the generation of the unexpected situation of locking in the driving effectively, strengthened the safe reliability of total system greatly; In the time of in the groove 31 of said dead bolt 3 upper sides of said safety slide 6 decline embeddings, can touch said second micro-switch 142, send effective unlocking signal, be used to control motor 2 and stop just to change.
When the authorized user locks through checking; 2 counter-rotatings of circuit card 8 control motors, motor 2 is just changeing through the main gear 101 that axle drive shaft carries the said miniature gears 10 of gear 21 drivings, thus driving auxiliary gear 102 is just changeing; Pinion 102 drives said big gear wheel 9 counter-rotatings; Cam structure portion 91 counter-rotating of big gear wheel, the spiral fashion so groove 913 of said cam structure portion 91 lower surfaces drives said safety slide 6 through connecting pin 601 and is moving, when said connecting pin 601 get into said spiral fashion so groove 913 away from axis hole 914 places; The upper end that makes said safety slide 6 rise to said safety slide groove breaks away from the groove of said dead bolt 3 upper sides, makes dead bolt 3 releases; After dead bolt 3 releases, said guide rod 4 can be in the elastic force effect lower edge of spring 5 said spiral ascending manner convex tendon 912 descend with the counter-rotating of the cam structure portion 91 of big gear wheel, drive the dead bolt hole restriction steering shaft that said dead bolt 3 leans out bearing 1, realize locking.Cam structure portion 91 counter-rotatings of big gear wheel simultaneously, the boss in said annular groove 911 touches said first micro-switch 141, and said first micro-switch 141 can send effectively separates lock signal, is used to control motor 2 and stops counter-rotating.
The safety slide that is provided with in the Locking Device of the electronic steering column locking system of the utility model; It is the double insurance structure in the electronic steering column locking system; Under released state; Safety slide can be embedded in the groove of dead bolt, has guaranteed the situation that automobile is in operation and can not meets accident and lock, and has strengthened the safe reliability of total system greatly; Through driving the groove that safety slide decline snaps in the dead bolt upper side of indentation; Dead bolt is stuck, triggers said second micro-switch simultaneously and send effective unlocking signal control motor and quit work delicate structure; Do not need the extra driving stop control that motor is set, low cost of manufacture.
Claims (6)
1. the Locking Device of an electronic steering column locking system is characterized in that, comprises a bearing, a dead bolt, a guide rod, a safety slide;
Said bearing comprises dead bolt hole, stem guiding trough, safety slide groove, and said dead bolt hole communicates with said stem guiding trough straight line, and said safety slide groove vertically communicates with said stem guiding trough;
Said guide rod links together with dead bolt;
Said guide rod is contained in the said stem guiding trough;
Said dead bolt, upper side are provided with a groove;
Said safety slide, its thickness are less than the width of the groove of said dead bolt upper side, and said safety slide is contained in the said safety slide groove;
Withdrawal dead bolt hole under of the drive of said dead bolt at guide rod, said safety slide drops to the lower end of said safety slide groove, snaps onto the groove of said dead bolt upper side; Under the drive of said dead bolt at guide rod, lean out dead bolt hole, said safety slide rises to the upper end of said safety slide groove.
2. the Locking Device of electronic steering column locking system according to claim 1 is characterized in that, the lower end of said guide rod is provided with the 3rd post piece;
Said dead bolt afterbody downside is provided with the adaptive circular hole of together said the 3rd post piece, and said dead bolt is installed through said circular hole and the 3rd post piece with said guide rod and linked together.
3. the Locking Device of electronic steering column locking system according to claim 1 is characterized in that, said safety slide, and its upper surface is provided with a connecting pin, and said safety slide drives in said safety slide groove, to go up and down through said connecting pin.
4. the Locking Device of electronic steering column locking system according to claim 3 is characterized in that, the Locking Device of said electronic steering column locking system also comprises a cam structure portion;
Said cam structure portion is along a spiral ascending manner convex tendon is circumferentially arranged; Said cam structure subordinate end face is provided with axis hole and spiral fashion so groove;
The upper end of said guide rod is provided with the second post piece, and the said second post piece is with the 3rd post piece axis normal, and the said second post piece is insinuated into above the said spiral ascending manner convex tendon;
The connecting pin that said safety slide upper surface is provided with is insinuated in the spiral fashion so groove of said cam structure subordinate end face;
When the rotation of said cam structure portion, the said dead bolt dead bolt hole of under the drive of guide rod, withdrawing, said connecting pin gets into the paraxial hole of said spiral fashion so groove and locates, and said safety slide drops to the lower end of said safety slide groove; When the rotation of said cam structure portion, said connecting pin get into said spiral fashion so groove away from the axis hole place, said dead bolt leans out dead bolt hole under the drive of guide rod, said safety slide rises to the upper end of said safety slide groove.
5. the Locking Device of electronic steering column locking system according to claim 1; It is characterized in that; The Locking Device of said electronic steering column locking system also comprises second micro-switch; Said second micro-switch is placed in below the said safety slide groove, and when said safety slide drops to the lower end of said safety slide groove, said second micro-switch sends effective unlocking signal.
6. a bearing is characterized in that, comprises dead bolt hole, stem guiding trough, safety slide groove, and said dead bolt hole communicates with said stem guiding trough straight line, and said safety slide groove vertically communicates with said stem guiding trough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203099326U CN202225835U (en) | 2011-08-24 | 2011-08-24 | Locking device and support for locking system of electronic steering column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203099326U CN202225835U (en) | 2011-08-24 | 2011-08-24 | Locking device and support for locking system of electronic steering column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202225835U true CN202225835U (en) | 2012-05-23 |
Family
ID=46076437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203099326U Expired - Lifetime CN202225835U (en) | 2011-08-24 | 2011-08-24 | Locking device and support for locking system of electronic steering column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202225835U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104386019A (en) * | 2014-11-21 | 2015-03-04 | 苏州华昌机电有限公司 | Automobile electronic steering column lock and automobile with same |
| CN105015486A (en) * | 2014-04-29 | 2015-11-04 | 斯特拉泰克安全公司 | Steering lock |
-
2011
- 2011-08-24 CN CN2011203099326U patent/CN202225835U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015486A (en) * | 2014-04-29 | 2015-11-04 | 斯特拉泰克安全公司 | Steering lock |
| CN104386019A (en) * | 2014-11-21 | 2015-03-04 | 苏州华昌机电有限公司 | Automobile electronic steering column lock and automobile with same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202186352U (en) | Locking device for electric steering column locking system | |
| CN101168361B (en) | Power steering lock unit | |
| CN202225835U (en) | Locking device and support for locking system of electronic steering column | |
| US20120305323A1 (en) | Device for attaching an electric battery to the chassis of a motor vehicle | |
| CN104554140B (en) | Electronic steering column lock | |
| CN204567566U (en) | Electronic steering column lock | |
| CN102865362B (en) | Parking mechanism for automatic transmission | |
| CN202249266U (en) | Lock pin driving device for intelligent anti-theft lock brake of electromobile | |
| CN102226362A (en) | Vehicle steering column lock | |
| CN202899813U (en) | Electronic steering column locking device | |
| CN206478219U (en) | A kind of parking assist mechanism for AMT/EMT speed changers | |
| CN104386019A (en) | Automobile electronic steering column lock and automobile with same | |
| CN202209391U (en) | Gear with cam structure | |
| CN211032339U (en) | Quick locking structure | |
| CN103291130A (en) | Mechanical transmission device for electronic lock | |
| CN201573620U (en) | Anti-theft lock for vehicle drive system | |
| CN209959764U (en) | Parking device and automobile | |
| CN208650619U (en) | Vehicle centering body for stereo garage | |
| CN201883837U (en) | Novel releasing device for swing door opener | |
| CN101581179B (en) | Transmission device of industrial door opener capable of automatic switching | |
| CN203213743U (en) | Safety triangular lock | |
| CN202883568U (en) | Multi-tooth index plate self-locking device | |
| CN209776376U (en) | High-stability electronic steering column lock | |
| CN115264055B (en) | Automobile P-gear emergency unlocking mechanism | |
| CN211715747U (en) | Parking mechanism, transmission and vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120523 |
|
| CX01 | Expiry of patent term |