CN215971418U - Locking anti-theft device for automobile steering gear - Google Patents
Locking anti-theft device for automobile steering gear Download PDFInfo
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- CN215971418U CN215971418U CN202122669097.3U CN202122669097U CN215971418U CN 215971418 U CN215971418 U CN 215971418U CN 202122669097 U CN202122669097 U CN 202122669097U CN 215971418 U CN215971418 U CN 215971418U
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- groove
- lock
- steering
- theft
- steering column
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 230000000670 limiting effect Effects 0.000 abstract description 38
- 230000000694 effects Effects 0.000 abstract description 7
- 230000007246 mechanism Effects 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The utility model relates to the field of automobile theft prevention, in particular to an automobile steering gear locking anti-theft device which comprises a steel sleeve, a limiting mechanism and an anti-theft lock. The annular steering column is provided with a yielding groove and a semi-annular mounting groove, and the head end of the mounting groove is communicated with the yielding groove. The steel sleeve on the steering shaft can rotatably penetrate through the middle part of the steering column. The lock tongue of the anti-theft lock on the steering column can penetrate through the abdicating groove and then be embedded into the lock groove of the steel sleeve. Stop gear comprises rotation portion and spacing portion, and the rotatable steering column top of locating of rotation portion, the spacing portion of semi-ring shape of rotation portion bottom run through behind the mounting groove inlay in the spacing inslot of spring bolt. When the operation, make the spring bolt embedding locked groove of pickproof lock, make spacing portion pass mounting groove notch embedding spacing inslot again, utilize the limiting displacement that spacing portion played limiting groove inner wall, can avoid the spring bolt to be located the inslot that steps down in the use and remove, prevent that the spring bolt breaks away from the locked groove to promote the locking that turns to the steering gear, improve the theftproof effect of car.
Description
Technical Field
The utility model relates to the field of automobile theft prevention, in particular to an automobile steering gear locking anti-theft device.
Background
Locking anti-theft devices for use on miniature cars are currently known, such as: the anti-theft lock with the crutch type structure, which is not fixedly integrated with the steering gear and can lock the steering gear at any time, has the defects of large occupied area and great labor consumption when in use because the anti-theft lock is carried along with a vehicle although the anti-theft lock has a simpler structure. The existing locking anti-theft device for the steering gear of the mini-type automobile mainly comprises an anti-theft lock arranged on a steering shaft of the steering gear, a steel sleeve is welded on the steering shaft of the steering gear, a locking through groove is formed in the steel sleeve, a steering column is sleeved through the steel sleeve, the steel sleeve is welded on the steering column, mutually concentric through holes are respectively formed in the steel sleeve and the steering column, a fixing plate is arranged on the steel sleeve, the anti-theft lock is fixedly arranged on the fixing plate through a screw, a protective cover is welded outside a lock body of the anti-theft lock, a lock tongue in a lock shell of the anti-theft lock can extend into the locking through groove formed in the steel sleeve, and a boss on the lock shell can extend into the through hole in the steel sleeve and the through hole in the steering column. However, the steering gear locking anti-theft device with the structure is easy to crack by a master key, and has poor anti-theft effect.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention provides an anti-theft device for locking a steering gear of an automobile.
The utility model adopts the following technical scheme:
an automobile steering gear locking anti-theft device is characterized by comprising:
the steering column is of an annular structure, an inwards-recessed abdicating groove and an installing groove are arranged on the steering column, the installing groove is semi-annular, and the head end of the installing groove is communicated with the abdicating groove;
the steel bushing can rotatably penetrate through the middle part of the steering column, a steering shaft is arranged in the steel bushing, and a locking groove is formed in the outer surface of the steel bushing;
the anti-theft lock is arranged on the outer surface of the steering column, when the lock groove rotates to correspond to the abdicating groove, a lock tongue of the anti-theft lock can penetrate through the abdicating groove and then be embedded into the lock groove, and a limit groove is arranged on one side of the lock tongue close to the head end of the mounting groove;
stop gear, stop gear comprises rotation portion and spacing portion, the rotatable locating of rotation portion to the tubular column top, and the bottom surface of rotation portion is equipped with spacing portion, and this spacing portion is the semi-annular structure, spacing portion rotatable inlay in the mounting groove, after spring bolt embedding locked groove, the notch embedding that the mounting groove can be passed to spacing portion head end spacing inslot.
As a further improvement, the tail end of the limiting part and the inner wall of the mounting groove are respectively arranged at two ends of the spring, and when the head end of the limiting part is embedded into the limiting groove, the spring is in an unstressed state.
As a further improvement, an opening is formed in the side face of the rotating portion, the lock tongue penetrates through the opening and then is embedded in the receding groove, and the lock tongue can rotate relative to the opening.
From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages: the device comprises a steel sleeve, a limiting mechanism and an anti-theft lock. The annular steering column is provided with a yielding groove and a semi-annular mounting groove, and the head end of the mounting groove is communicated with the yielding groove. The steel sleeve on the steering shaft can rotatably penetrate through the middle part of the steering column. The lock tongue of the anti-theft lock on the steering column can penetrate through the abdicating groove and then be embedded into the lock groove of the steel sleeve. Stop gear comprises rotation portion and spacing portion, and the rotatable steering column top of locating of rotation portion, the spacing portion of semi-ring shape of rotation portion bottom run through behind the mounting groove inlay in the spacing inslot of spring bolt. When the operation, make the spring bolt embedding locked groove of pickproof lock, make spacing portion pass mounting groove notch embedding spacing inslot again, utilize the limiting displacement that spacing portion played limiting groove inner wall, can avoid the spring bolt to be located the inslot that steps down in the use and remove, prevent that the spring bolt breaks away from the locked groove to promote the locking that turns to the steering gear, improve the theftproof effect of car.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic diagram of the explosive structure of the present invention.
Fig. 3 is a schematic perspective view of the steel sleeve, the steering column and the limiting mechanism.
Fig. 4 is a schematic cross-sectional structure of the present invention.
Fig. 5 is a schematic structural view of the lock tongue after being embedded in the lock groove.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in figure 1, the automobile steering gear locking anti-theft device comprises a steel sleeve 2, a steering column 3, a limiting mechanism 4 and an anti-theft lock 5.
As shown in fig. 2 and 5, steering column 3 is the loop configuration, is equipped with inside sunken groove of stepping down 31 on this steering column 3, the rotatable running through of steel bushing 2 steering column 3 middle part is equipped with steering shaft 1 in this steel bushing 2, and this steering shaft 1 is connected with the steering wheel, pickproof lock 5 is located steering column 3 surface, works as lockgroove 21 rotates to corresponding with the groove of stepping down 31, and in the lockgroove 21 of embedding steel bushing 2 surface behind this pickproof lock 5's spring bolt 51 can run through the groove of stepping down 31, and utilizes the limiting displacement that spring bolt 51 outer wall played the inner wall of lockgroove 21, avoids steel bushing 2 and steering shaft 1 to be located steering column 3 and takes place to rotate to the turning to the steering gear is locked, realizes the theftproof purpose of car.
As shown in fig. 2, 3 and 4, in addition, an inwardly recessed mounting groove 32 is provided on the steering column 3, the mounting groove 32 is semi-annular, and the head end of the mounting groove 32 is communicated with the abdicating groove 31, the limiting mechanism 4 is composed of a rotating part 43 and a limiting part 41, the rotating part 43 is rotatably provided above the steering column 3, the bottom surface of the rotating part 43 is provided with the limiting part 41, the limiting part 41 is semi-annular, the limiting part 41 is rotatably embedded in the mounting groove 32, and a limiting groove 52 is provided on one side of the locking tongue 51 near the head end of the mounting groove 32, when the locking tongue 51 is embedded in the locking groove 21, the limiting part 41 can penetrate through the notch of the mounting groove 32 and be embedded in the limiting groove 52, and the limiting effect of the outer wall of the limiting part 41 on the inner wall of the limiting groove 52 can be utilized to prevent the locking tongue 51 from moving in the abdicating groove 31 during the use, thereby improving the connection stability of the locking tongue 51 and the locking groove 21, the latch tongue 51 is prevented from being disengaged from the lock groove 21, thereby facilitating the locking of the steering gear and improving the anti-theft effect of the automobile.
As shown in fig. 4 and 5, the end of the limiting portion 41 and the inner wall of the mounting groove 32 are respectively disposed at two ends of the spring 33, when the head end of the limiting portion 41 is embedded into the limiting groove 52, the spring 33 is in an unstressed state, when the lock tongue 51 needs to be moved out of the lock groove 21, only the rotating portion 43 needs to be rotated, the limiting portion 41 is positioned in the mounting groove 32 to rotate and compress the spring 33, so that the limiting portion 41 is separated from the limiting groove 52, the lock tongue 51 can be moved to be separated from the lock groove 21 by operating the anti-theft lock 5, the steel sleeve 2 and the steering shaft 1 can be positioned in the steering column 3 to rotate freely, and the automobile is used. The limiting part 41 is embedded in the limiting groove 52 under the elastic force of the spring 33 in daily life, so that even if a thief operates the anti-theft lock 5 through a master key, the bolt 51 cannot be separated from the lock groove 21, and the anti-theft effect of the automobile is enhanced. In addition, an external gear can be arranged on the rotating part 43 and driven by a motor fixed on the steering column 3 to realize the electric rotation of the rotating part 43, and the motor can be started by being wirelessly bound to a mobile phone and being started by the mobile phone, so that the anti-theft effect of the automobile is further enhanced. Further, as shown in fig. 2, an opening 42 is formed in the side surface of the rotating portion 43, the latch 51 penetrates through the opening 42 and then is embedded in the receding groove 31, the latch 51 can rotate relative to the opening 42, and the rotation of the rotating portion 43 during the moving process of the latch 51 can be avoided due to the arrangement of the opening 42, so that the integrity of the rotating portion 43 is ensured.
When parking, firstly rotating the steering shaft 1 and the steel sleeve 2 to enable the locking groove 21 to rotate to correspond to the abdicating groove 31, then rotating the rotating part 43 to enable the limiting part 41 to retract into the mounting groove 32, then operating the anti-theft lock 5 to enable the bolt 51 of the anti-theft lock 5 to penetrate through the abdicating groove 31 and then be embedded into the locking groove 21 on the outer surface of the steel sleeve 2, utilizing the limiting effect of the outer wall of the bolt 51 on the inner wall of the locking groove 21 to prevent the steel sleeve 2 and the steering shaft 1 from rotating in the steering column 3, thereby locking the steering of a steering gear, realizing the anti-theft purpose of an automobile, finally rotating the rotating part 43 to enable the limiting part 41 to penetrate through the notch of the mounting groove 32 and be embedded into the limiting groove 52, utilizing the limiting effect of the outer wall of the limiting part 41 on the inner wall of the limiting groove 52 to prevent the bolt 51 from moving in the abdicating groove 31 in the use process, and improving the connection stability of the bolt 51 and the locking groove 21, the latch tongue 51 is prevented from being disengaged from the lock groove 21, thereby facilitating the locking of the steering gear and improving the anti-theft effect of the automobile.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.
Claims (3)
1. An automobile steering gear locking anti-theft device is characterized by comprising:
the steering column is of an annular structure, an inwards-recessed abdicating groove and an installing groove are arranged on the steering column, the installing groove is semi-annular, and the head end of the installing groove is communicated with the abdicating groove;
the steel bushing can rotatably penetrate through the middle part of the steering column, a steering shaft is arranged in the steel bushing, and a locking groove is formed in the outer surface of the steel bushing;
the anti-theft lock is arranged on the outer surface of the steering column, when the lock groove rotates to correspond to the abdicating groove, a lock tongue of the anti-theft lock can penetrate through the abdicating groove and then be embedded into the lock groove, and a limit groove is arranged on one side of the lock tongue close to the head end of the mounting groove;
stop gear, stop gear comprises rotation portion and spacing portion, the rotatable locating of rotation portion to the tubular column top, and the bottom surface of rotation portion is equipped with spacing portion, and this spacing portion is the semi-annular structure, spacing portion rotatable inlay in the mounting groove, after spring bolt embedding locked groove, the notch embedding that the mounting groove can be passed to spacing portion head end spacing inslot.
2. A steering lock theft preventing device for vehicle according to claim 1, wherein: the spring both ends are located respectively to spacing portion end and mounting groove inner wall, and when spacing portion head end embedding spacing inslot, the spring is in the unstressed state.
3. A steering lock theft preventing device for vehicle according to claim 1, wherein: the side of the rotating part is provided with an opening, the lock tongue penetrates through the opening and then is embedded in the abdicating groove, and the lock tongue can rotate relative to the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122669097.3U CN215971418U (en) | 2021-11-03 | 2021-11-03 | Locking anti-theft device for automobile steering gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122669097.3U CN215971418U (en) | 2021-11-03 | 2021-11-03 | Locking anti-theft device for automobile steering gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215971418U true CN215971418U (en) | 2022-03-08 |
Family
ID=80572956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122669097.3U Expired - Fee Related CN215971418U (en) | 2021-11-03 | 2021-11-03 | Locking anti-theft device for automobile steering gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215971418U (en) |
-
2021
- 2021-11-03 CN CN202122669097.3U patent/CN215971418U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20220308 |