Improved structure of automobile steering wheel lock

Improved steering wheel lock structure

The present invention relates to a lock for a vehicle, and more particularly to an improved steering wheel lock structure of a car which is easy to use and has a knock-proof function.

According to recent changes in social security, thieves smashing, car theft rate is rising, and the number of blackmail cases is endless. Car anti-theft measures have become a subject of great concern to drivers. One common anti-theft method is to use locks to limit the steering wheel. Activities to achieve anti-theft features. There are two main types of steering wheel locks currently available on the market. One is the cover type steering wheel lock, which can not only lock the steering wheel of the car, but also prevent the car airbag from being stolen. However, the structure of the steering wheel lock is complicated. The manufacturing cost is high, the relative selling price is increased, and because of its large size and cumbersome, it is not convenient for collection and use; the other is a general type steering wheel lock as shown in the first figure, which includes a a locking rod (1) and a telescopic rod (2), wherein one end of the locking rod (1) is provided with a locking seat (1a) and two hook bodies (1b) are extended downward; and one end of the telescopic rod (2) is provided with a plurality of slots (2a) ) is disposed in the lock bar (1) and extends at the other end to extend the two hook bodies (2b); and in use, by the two hook bodies (1b) of the lock bar (1) and the telescopic rod (2) The two hook bodies (2b) are hooked on the opposite inner side of the steering wheel ring of the automobile, and the rotation angle of the steering wheel is restricted by the external protruding locking rod (1) to prevent the car from being stolen.

However, it is found that the conventional car steering wheel lock has practical advantages in the following applications: Sliding outwards at random, so that the telescopic rod (2) and the lock rod (1) form a stretched state, so that in use, the user needs to first open the lock seat (1a) with the key to open the telescopic rod (2) Re-retracting into the lock lever (1), and smoothly hooking on the steering wheel of the car, it is very troublesome and troublesome to use.

2. The two hooks (1b) of the lock lever (1) and the two hooks (2b) of the telescopic rod (2) are hooked on the opposite inner side of the steering wheel ring of the automobile, so that when the lock lever (1) When the end is subjected to an external force, an improper stress is generated in the lock rod (1) and the telescopic rod (2), and the lock bolt in the lock seat (1a) is broken and the lock is lost. Lost the anti-theft effect.

In view of this, the creator is thinking and creating ideas, and actively and continuously researching and improving in the spirit of perseverance and perseverance, and through many discussions and trial sample tests, and many revisions and improvements, this is the launch of this book. creation.

The present invention provides an improved steering structure of a car steering wheel, comprising a lock bar, a telescopic rod, an inner rod, a resetting device, a grip and a rubber sleeve, wherein the locking rod is hollow, and the two ends extend downwardly. The body is provided with a movable sliding lock seat at the middle section, and a lower side of the lock seat is provided with a stop post opposite to the two hook bodies. The telescopic rod is disposed in the lock rod, and one end is fixed with a positioning member, and the other end is fixed. The outer side of the lock bar is coupled with a buckle ring, the inner rod is inserted into the telescopic rod, one end is combined with a top abutting head, and the other end is coupled with a clip member outside the telescopic rod, and the clip member is sleeved on the lock rod. The opposite ends of the two hook bodies are fixed, and the resetting device is composed of a retaining ring fixed to the outer edge of the lock bar and a set of return springs disposed on the outer edge of the lock bar, and the grip sleeve is placed on the outer edge of the reset device, and The lock seat of the lock rod is fixed, and the rubber sleeve is coupled to the outer edge of the opposite end of the hook body of the lock rod; thereby, when used, the buckle is fastened to the side of the steering wheel of the automobile, and the two of the lock rods are The hook body is matched with the retaining column hook of the lock seat and fixed on the opposite side of the steering wheel to limit the rotation angle of the steering wheel. Stop car theft effect.

The main purpose of the creation is that the telescopic rod can be clamped and positioned by the clamping member of the inner rod when the telescopic rod is in a normal state, and the telescopic rod can be prevented from sliding outwards at random, and even if the telescopic rod is stretched by an external force during use, When the key is not used, the telescopic rod is directly retracted into the lock lever, and the locking steering wheel is smoothly completed, thereby improving the usability.

The second purpose of the present invention is that the buckle is fastened to the side of the steering wheel of the automobile when the buckle is used, and the two hooks of the lock lever are matched with the retaining column hook of the lock seat to be fixed on the opposite side of the steering wheel, thereby When the end of the lock rod is subjected to external force tapping, the impact force can be offset by the steering wheel, so as not to cause an improper stress on the lock rod and the telescopic rod to be pressed inward, and there is no concern that the lock bolt is damaged.

In the following, the preferred embodiment of the present invention will be described in detail as follows: as shown in the second figure, the three-dimensional exploded view of the present creation, the third three-dimensional combination of the creation, and the fourth sectional view. The utility model comprises a lock rod 10), a telescopic rod (20), an inner rod (30), a resetting device (40), a grip (50) and a rubber sleeve (60), wherein: the lock rod (10) The system is hollow, and the two hooks (11) extend downward from one end, a locking hole (12) is arranged in the middle section, and a lock seat (13) is arranged to be movable, and the lock seat (13) is disposed at one end. Two latching groove grooves (131) are internally provided with a lock bolt (132) which can be controlled by a key, and a stopper post (133) opposite to the two hook bodies (11) is protruded from the lower side; the telescopic rod (20) is also Hollow-shaped, penetrating in the lock bar (10), one end of which is fixed with a central hole positioning member (21), and the positioning member (21) is provided with a large-headed protrusion (211) protruding from the telescopic rod ( 20) The outer side is provided with a pivoting notch (22) and a buckle hole (23) at the other end, and a buckle (24) is coupled to the outer side of the locking rod (10), and the buckle (24) is fixed by a fixing seat (24). 241), a snap fastener (242), a limit member (243) and a U-shaped buckle (244) The fixing seat (241) is sleeved on the outer edge of the telescopic rod (20), and one end is provided with a pivoting notch (2411), and the other end bottom edge is provided with a second-order hole (2412), and the locking member (242) is disposed on the telescopic Inside the rod (20), a hooking groove (2421) and a set of groove (2422) are arranged at one end, and a longitudinal perforation (2423) is arranged at the other end to align with the button hole (23) of the telescopic rod, and the sleeve groove (2422) is provided with a latch (2424) protruding into the through hole (2423), the limiting member (243) is disposed inside the telescopic rod (20), and a pivot notch (2431) is disposed at one end, and the other end is provided. A receiving groove (2432) and a buckle hook (2433) are recessed, and a spring (2434) is fitted in the receiving groove (2432) against the buckle member (242), and the buckle hook (2433) is hooked on the card. The hooking groove (2421) of the fastener (242) positions the latching member (242), and one end of the U-shaped buckle rod (244) is supported by the shaft (245) and the limiting member (242) and the fixing seat (241) And the pivot joints (2421), (2411), and (22) of the telescopic rod (20) are pivoted, and a hook portion (2441) is disposed at the other end; the inner rod (30) is disposed in the telescopic rod (20). One end is combined with a top abutting head (31), and the other end is passed through a central hole of the positioning member (21)

In addition, as shown in the fifth figure, the cross-section action diagram of the buckle is opened, the sixth diagram is a schematic diagram of the cross-section action of the lock cylinder, and the seventh diagram is a schematic diagram of the cross-section action of the buckle of the creation buckle. The schematic diagram of the state profile and the ninth diagram of the locked state diagram of the present invention, when used, firstly retract the telescopic rod (20) to the bottom, so that the buckle member (242) of the buckle (24) is subjected to the inner rod ( 30) The top of the head (31) is pushed against the spring, and the spring (2434) is compressed in the direction of the limiting member (243), so that the latch (2424) provided inside the latching member (242) is disengaged from the blocking U-shaped buckle ( 244) The hook portion (2441), the U-shaped buckle (244) can be pivoted outward to form an open state, and then the two hooks (11) of the lock lever (10) are hooked to the steering wheel at an oblique angle (70). The inner edge of one side of the ring, the telescopic rod (20) is stretched to an appropriate length, and the U-shaped buckle (244) is pivotally fastened to the ring on the opposite side of the steering wheel (70) to make the hook of the U-shaped buckle (244) The buckle portion (2441) passes through the second-order hole (2412) of the fixing base (241) and the button hole (23) of the telescopic rod (20), and enters the longitudinal perforation of the locking member (242) by the elastic elasticity of the spring (2434). (2423), subject to the card (2424) card Fixed, and then the grip (50) and the lock seat (13) are moved in the direction of the two hooks (11) to compress the return spring (42), and the lock bolt (132) of the lock seat (13) is inserted into the lock rod (10). The locking hole (12) is fixed in the inside, so that the two hooks (11) of the locking rod (10) are engaged with the blocking post (133) of the locking seat (13) to clamp the steering wheel (70), that is, the locking is completed. Steering wheel (70).

When the steering wheel lock is to be removed, the key is inserted into the key hole of the lock seat (13) to rotate the lock bolt (132) into the lock seat (13), and the lock seat (13) is combined with the grip (50). ) by the elastic force of the return spring (42), it is displaced to the original position in the opposite direction of the two hooks (11), and the lock lever (10) is moved toward the buckle (24) by the grip (50). Lift up, and make the two hooks (11) of the lock lever (10) and the stop post (133) of the lock seat (13) out of the ring of the steering wheel (70), and then the lock lever (10) to the buckle (24) The direction is changed so that the top end of the inner rod (30) abuts the head (31) against the latching member (242) of the push ring (24), and compresses the spring (2434) toward the limiting member (243), thereby causing the buckle The inner hook (2424) of the piece (242) is disengaged from the hooking portion (2441) of the blocking U-shaped buckle (244), and the U-shaped buckle (244) can be pivoted outward to form an open state, and the removal is smoothly performed. Steering wheel lock.

Furthermore, as shown in the tenth embodiment, the locking state plan of another embodiment of the present invention and the elliptical drawing of the eleventh embodiment of the present invention are shown in the state of the locking state, wherein the two hooks (11) of the lock lever (10) are also It can be replaced by a U-shaped seat (11') or a cover plate (11") with a rim (111") extending downward and a post (112") extending downward.

According to the structure of the above specific embodiment, the present invention has the following advantages: 1. The telescopic rod (20) can be received by the inner rod (30) by the large-headed protrusion (211) of the positioning member (21). The two clamping jaws (321) of the clip member (32) are clamped and positioned to prevent the telescopic rod (20) from sliding outwards at random, and even if the telescopic rod (20) is stretched by an external force during use, the key can be used without a key. In this case, the telescopic rod (20) is directly retracted into the lock lever (10), and is smoothly locked to the steering wheel (70) according to a predetermined motion, so that the usability is greatly improved.

2. When used, the buckle (24) is fastened to the side of the ring of the car steering wheel (70), and the two hooks (11) of the lock lever (10) are matched with the stop of the lock seat (13). (133) The hook is fixed to the opposite side of the ring of the steering wheel (70), so that when the end of the lock bar (10) is subjected to an external force, the impact force can be offset by the steering wheel (70) without being locked. The rod (10) and the telescopic rod (20) generate an improper stress of squeezing inward, and there is no concern that the bolt (132) is damaged, and the tamper has a more perfect anti-theft effect.

In summary, this creation has indeed reached a breakthrough structure, and has improved content of creation, while at the same time achieving industrial use and progress, and this creation has not been seen in any publication, but also novel, When complying with the provisions of the Patent Law, put forward file a new type of patent application according to law, and ask the census board member to grant legal patent rights, to pray.

The above is only the preferred embodiment of the present invention, and the scope of the creation of the creation cannot be limited by it; that is, the equal variation and modification of the patent application scope of this creation should still belong to the creation patent. Within the scope of coverage.

<heading level="1">[study]</heading><p>1. . . Lock lever</p><p>1a. . . Lock seat</p><p>1b. . . Hook body</p><p>2. . . Telescopic rod</p><p>2a. . . Insert slot</p><p>2b. . . Hook body</p><heading level="1">[this creation]</heading><p>10. . . Lock lever</p><p>11. . . Hook body</p><p>11'. . . Inverted U-shaped seat</p><p>11"... hood</p><p>111"...retaining edge</p><p>112"...column</p><p>12. . . Locking hole</p><p>13. . . Lock seat</p><p>131. . . Inset ring groove</p><p>132. . . Lock bolt</p><p>133. . . Stop column</p><p>20. . . Telescopic rod</p><p>twenty one. . . Positioning member</p><p>211. . . Large stud</p><p>twenty two. . . Pivot gap</p><p>twenty three. . . Buckle hole</p><p>twenty four. . . Buckle</p><p>241. . . Fixed seat</p><p>2411. . . Pivot gap</p><p>2412. . . Second order hole</p><p>242. . . Fastener</p><p>2421. . . Hook slot</p><p>2422. . . Knot slot</p><p>2423. . . perforation</p><p>2424. . . Latch</p><p>243. . . Limiter</p><p>2431. . . Pivot gap</p><p>2432. . . Locating slot</p><p>2433. . . Buckle</p><p>2434. . . spring</p><p>244. . . U-shaped buckle</p><p>2441. . . Hook</p><p>30. . . Inner rod</p><p>31. . . Topping</p><p>32. . . Clip fastener</p><p>321. . . Jaws</p><p>33. . . plug</p><p>40. . . Reset device</p><p>41. . . Stop ring</p><p>42. . . Return spring</p><p>50. . . Grip</p><p>51. . . Insert rib</p><p>52. . . Retaining rib</p><p>60. . . Plastic sleeve</p><p>70. . . steering wheel</p>

The first picture: a three-dimensional exploded view of the system.

The second picture: is a three-dimensional exploded view of the creation.

The third picture: a three-dimensional combination of the creation of this creation.

The fourth picture: a sectional view of the combination of the creation.

The fifth picture is a schematic diagram of the profile action of the opening of the buckle.

Figure 6: Schematic diagram of the profile action of the lock steering wheel.

Figure 7: Schematic diagram of the cross-section action of the snap ring of this creation.

Figure 8: Schematic diagram of the lock state of the creation.

The ninth picture: is the plan view of the lock state of the creation.

Fig. 10 is a plan view showing the state of the lock in another embodiment of the present invention.

Eleventh drawing: A plan view of a locking state of another embodiment of the present invention.