WO1999003712A1

WO1999003712A1 - A steal-proof lock mechanism for vehicle wheel

Info

Publication number: WO1999003712A1
Application number: PCT/CN1998/000125
Authority: WO
Inventors: Xiaochen Zhang
Original assignee: Xiaochen Zhang
Priority date: 1997-07-15
Filing date: 1998-07-15
Publication date: 1999-01-28
Also published as: AU8330298A

Abstract

The present invention relates to a vehicle lock mechanism, particularly to a steal-proof lock mechanism for vehicle wheel. The lock mechnism comprises wheel inner staff (1), plug-in staffs (3) and wheel outer staff (14). Said wheel inner staff (1) has a straight body and it's one end is bended so as to form 'L' shape. The straight body of said wheel inner staff is in turn provided with two to six connection holes of female thread (2). One side of said plug-in staff (3) is provided with male thread so as to mesh with said holes of female thread (2), the other side has a radial locking hole (7). There are two radial plug holes (5) on the body of wheel outer staff (14) separately in order to make the plug-in staffs (3) insert into said plug holes (5). A lock is fitted into the hollow body between the holes.

Description

Automotive anti-theft wheel lock

The invention relates to a car lock, in particular a car anti-theft wheel lock.

Background technique

In the prior art, mechanical automobile anti-theft locks are mostly used to prevent theft by preventing the steering wheel from turning, but this makes car thieves commit crimes in the car and is not easy for the public to detect.

To this end, several types of anti-theft locks for automobile wheels have emerged. A wheel lock of a cart-type automobile is known, which is large and heavy, and has a complicated structure and difficult operation. Such structural defects make it difficult to be widely used. Chinese patents CN94 20 8206 and 96210355 disclose another two types of automobile anti-theft wheel locks, but they are also relatively complicated in structure and the anti-theft performance is not very reliable.

An object of the present invention is to innovate and develop an automobile anti-theft wheel lock with a simpler and more reliable structure, a compact size, convenient use and carrying, and a "Well" -shaped plug-in lock to lock the wheels of the vehicle in view of the shortcomings of the prior art.

Summary of the Invention

The object of the present invention is achieved by the following technical solution: The automobile anti-theft wheel lock is made by assembling and assembling a wheel inner rod, an insert rod and a wheel outer rod group. The inner rod of the wheel is a straight rod with an elbow and has an overall "L" shape. The rod body of the straight pestle is provided with 2 to 6 screw holes with internal threads in order. The screw hole is matched with the external thread of the screw, and the other end is provided with a rod section with a radial lock hole. The outer rod of the wheel is provided with two separate radial jacks on the rod body. An axially disposed lock is contained in the cavity of the shaft, and the lock is composed of a lock core, a bar-shaped plucker and a lock bolt. By rotating the lock core and the bar-shaped plucker, the lock plug can be inserted into the above-mentioned inserting pestle. Inside the keyhole, complete the locking action.

Overview of the drawings

The invention is further described below with reference to the drawings.

FIG. 1 is a schematic diagram of the overall structure of an anti-theft wheel lock according to a first embodiment of the present invention; FIG. 2 is a partial cross-sectional view taken along line II-II in FIG. 1, showing the structure of the lock in the outer pestle of the wheel;

3 is a partial schematic view of a front lock lever and a rear lock lever in the outer pestle of FIG. 1; 4 is a schematic diagram of the overall structure of an anti-theft wheel lock according to a second embodiment of the present invention;

FIG. 5 is a partially enlarged view viewed in the direction of A in FIG. 4; FIG.

6 is a schematic diagram of the overall structure of an anti-theft wheel lock according to a third embodiment of the present invention;

FIG. 7 is a schematic diagram of the anti-theft wheel lock in use state in FIG. 6.

Best Mode of the Invention

The automobile anti-theft wheel lock according to the first embodiment of the present invention is shown in Figs. 1 to 3, wherein the inner wheel 1 is a straight rod and has an elbow so that the whole is L-shaped. The elbow can be round or duck-shaped, and its end can be any shape that can be inserted into the gap between the disc and the drum and has a width greater than the size of the gap between the brake disc and the drum. On the straight pestle body, two to six screw holes 2 with internal threads are arranged in a straight line on the same plane of the elbow. The two plug-in rods 3 are of equal length, one end is provided with an external thread which is matched with the screw connection hole 2 and the other end is provided with a radial lock hole 7. The outer wheel 14 is composed of a lock lever 6 with a lock in the cavity of the pestle body, and a front lock lever 4 and a rear lock lever 8 with radial insertion holes 5, respectively. The rods 4 and 8 are screwed together with the internal threads of the two ends of the lock lever 6 through external threads near the rod end of the jack 5, respectively, and the length of the lock front lever is greater than the radius of the vehicle wheel. The wheel outer pestle can form a straight middle part of the shaft, inward bend at both ends or an external elbow, which can be adapted to abut convex or concave wheels of the drum, so that the automobile anti-theft wheel lock is suitable for automobile wheels of various shapes. . The diameter of the hole 5 of the socket 5 matches the diameter of the inserting pestle 3, so that two inserting inserts 3 that are parallel to each other and screwed perpendicularly to the inner pestle 1 can be inserted into the inserting hole 5 on the outer pestle, and the ends The keyhole 7 of the part is exactly concentric with the hole tube 13 in the outer rod body of the wheel, which is assembled by screwing the front lock lever 4, the lock pestle 6 and the rear lock lever 8, so that the lock bolt 11 can be latched. The screw connection hole 2 and the socket 5 and the lock hole 7 can be through holes or blind holes. The lock head is arranged axially and is housed in the axially opened cavity of the lock pestle 6, the lock core 9 is interposed, and the key hole faces the outside of the pestle body. The lock cylinder 9 is externally fixed with a bar-shaped plucker 10, and two other lock bolts 11 are axially symmetrically placed in the hole tubes 13 at both ends of the lock cylinder 9. The locking bolt 11 is a concentric cylinder with two sections of varying thickness and thickness, and a positioning compression spring 12 is set on the small diameter section. This car anti-theft wheel lock can be broken down into multiple sections of poles, which can be used as a ladder when combined. The material used can be carbon steel or stainless steel.

Application of the car anti-theft wheel lock:

Opening state: The outer rod of the wheel is a separate piece, and the vertical inner side of the inner rod 1 of the wheel is connected with two parallel insert rods 3 to form a whole. The plunger 10 in the lock head is perpendicular to the internally symmetrically separated lock bolts 11 and two The root lock bolt 11 is retracted and approached by the pushing of the positioning compression spring 12, and the other bolt head is retracted into the shaft hole tube 13 outside the eye of the socket 5.

Locking action: Depending on the size of the wheel diameter of the car to be locked, the two inserting pestles 3 are screwed into the screwing holes 2 on the inner rod 1 of the wheel, and the elbow is hooked into the drum to make the inserting rod. 3 axially lie transversely to the outline and insert into the socket 5 on the outer wheel pestle abutting on the outside of the wheel. At this time, the lock hole 7 on the plunger 3 is exactly concentric with the hole tube 13 in the outer rod of the wheel, and the key 10 is used to rotate the plunger 10 to rotate 90. Push the bolt heads of the two separate bolts 11 apart, the positioning compression spring is retracted, the bolts 11 are stretched out and inserted into the lock holes 7, and the insertion pestle 3 is pinned. Withdraw the key, at this time, the plunger 10 touches the lock bolt 11 and is on the same axis. The locked car wheels cannot be rotated because they are fixedly connected to the frame by the contoured external plug 3, the inner wheel 1 and the outer wheel of the wheel. This wheel lock is most effective for locking the car's active wheels.

The car wheel lock according to the second embodiment of the present invention is shown in FIGS. 4, 5 and 2, in which the inner wheel 1 has an elbow at one end, and the pestle body is provided with a screw hole 2 as a whole. Of steel columns. The elbow is further provided with a columnar or sheet-shaped ejector pin 21, and two to six screw connection holes 2 arranged in a straight line on the same plane of the elbow on the shaft of the straight pestle are provided with internal threads. The two inserting pestle 3 are of equal length, one end of which is provided with an external thread that can be screwed with the screwing hole 2, and the other end of the pestle body is provided with a radial locking hole. The outer wheel rod 14 is composed of three sections, that is, the section attached to the lock head 15 is centered by the lock head pestle 6, the front lock rod 4 and the rear lock rod 8 are provided with a radial jack 5 and an axial direction, respectively. One end of the lumen is integrated with the lock lever 6; the length of the front lock lever 4 is greater than the wheel radius. The connection method is threaded screw connection, so that two diameters of the pestle body constituting the outer wheel pestle 14 are divided. The locking hole 5 and the lock head 15 are connected to the rod of the lock pestle 6 between the two sockets 5. The lock head 15 is arranged axially and is embedded in an axially opened cavity of the lock lever 6, the lock core 9 is interposed, the key hole is facing the outside of the shaft, and the lock core 9 is fixed with a bar-shaped plunger 10 outside. Two lock bolts 11 are axially symmetrically disposed in the hole tubes 13 at both ends of the lock core 9. The locking bolt 11 is an integrated concentric cylinder formed by connecting two sections of thickness and diameter. The small diameter section is provided with a positioning compression spring 12 and the small diameter section can be pushed out by the dial 10 and inserted into the jack 5 The keyhole of the end of the inserting pestle 3 in the middle. The ends of the two lock bolts 11 are respectively inserted into the lumen of the pestle body of the front lock lever 4 and the rear lock lever 8 for more secure locking. The front end of the front rod 4 of the outer lever 14 of the wheel lock is provided with a radial end hole in a line with the socket 5, and the shaft is also provided with a direction facing the elbow of the inner wheel 1 Column-shaped or plate-shaped embossing 25 that the elbow runs. The automobile wheel lock is equipped with a pressure rod. The structure is such that a rod section 23 is upwardly connected with a convex post 24 that is matched with the end hole of the front lock rod 4 and its assembly method is threaded screw connection; Concave sleeve bowls 22 are respectively connected to the two ends of the two ends, which are used to cover any two mounting nuts on the wheel drum. The inner wheel 1, the insert 3, and the outer wheel 14 of the wheel lock of this kind of car are made of steel pillars with a diameter of 30 to 40 mm, and are strong enough to withstand driving wheels or external forces without damage.

Brief description of the use of the car wheel lock:

Opening state: The inner wheel of the wheel 1 is vertically connected with two inserting levers 33, and the front end of the outer lever 14 of the wheel 4 is connected with a pressing lever at the front end hole group to form an integrated part. The plunger 10 in the lock head 15 is perpendicular to the axially symmetrically separated two lock bolts 11, and the two lock bolts 11 are pushed back by the positioning compression spring 12 and retracted closer to each other. . For convenient placement, the inner wheel 1 and the insert lever 3 can also be disassembled, and the outer wheel and the pressure lever and the outer wheel pestle can be disassembled.

Locking action: Depending on the wheel diameter of the car to be locked, two plug-in rods 3 are screwed into the corresponding two screw-connection holes 2 in the shaft of the inner rod 1; a suitable pressure rod is used, and a convex post 24 It is connected with the end hole to be integrated with the outer wheel of the wheel. Hook the elbow of the wheel inner rod 1 into the gap between the wheel drum and the brake disc, so that the straight shaft abuts against the inside of the wheel, and inserts the pestle 3 axially and laterally out of the contour. The top pin 21 just fits into the axle collar. Align the jack 5 on the outer rod of the wheel with the end of the plug 3, and push the ends of the two plugs 3 into the jack 5. The lock holes are aligned with the heads of the two lock bolts 11, respectively. Use the key to drive the plunger 10 to rotate and push the two separate lock bolts 11 out into the lock hole, embedded in the lumen of the front lock 4 and the rear lock 8 of the lock, and lock when you pull out the key. At this time, the concave sleeve bowls 22 at both ends of the lever section 23 of the lever outside the wheel just fit the cover to press the two mounting nuts on the outside of the drum; drum. The locked wheels are framed by a wheel inner rod 1, an insert rod 3, and a wheel outer pestle, which are fixedly assembled and framed by a radial hook. They are blocked by the vehicle body and axles, which prevents the wheels from turning. Since the ejector pin 21 on the elbow of the inner wheel 1 blocks the axle hoop, the pressing protrusion 25 on the outer wheel of the wheel pushes against the wheel drum, especially the press rod connected to the outer wheel of the wheel is sleeved by the sleeve 22 Cover the two mounting nuts on the outside of the drum, so that the lock also has the function of preventing the wheel from being disassembled.

As shown in FIG. 6, an automobile wheel lock according to a third embodiment of the present invention includes a plurality of pestle segments including an in-wheel pestle 1, an insert rod 3, a continuous pestle 33, and an outer wheel rod 14. Lateral connection at the front of the shaft of the inner rod 1 There is a flat head short column-shaped pin 31; the middle section is provided with a plug-in screw connection hole 2 with a lock pin 3 at the other end and a lock hole at the other end; Connected to the connecting rod rotation hole 32 of the connecting rod 33. The outer wheel rod 14 is a pestle segment that is longer than the inner rod 1 of the wheel. A shaft joint 34 is connected to the rear end of the pestle body. The shaft joint 34 passes through the shaft hole inserted into the end of the connecting rod 33, so that the inner wheel 1 is connected to the outer wheel 14 by a screwed link 33 to form a transferable connection body. In the middle of the shaft, a lock head 15 with the keyhole facing outward and the body hidden in the shaft is embedded. A through hole 5 provided on the shaft in a radial direction is penetrated. The jack 5 provided on the outer wheel 14 and the corresponding plug rotation hole 2 provided on the inner wheel 1 can be set from 1 to 3, respectively, to adapt to different wheel diameters to plug the plug 3 . On both sides of the front part of the shaft of the outer wheel pestle 14, a guard plate 36 facing inward, that is, opposite the inner wheel 1, and a warning light 35 facing away are attached symmetrically. The guard plate 36 is a piece of circular steel plate with a shape matching the cover of the wheel decoration plate and covering the wheel attachment nut. The warning light 35 on the other side of the shaft, that is, facing away from the inner wheel 1 of the wheel, is a prior art product, and is a battery-powered light or flash.

Brief description of the use of the car wheel lock: When the wheel of the car to be locked is selected, the two can be screwed by the external thread at the 3 end of the plug rod and the correspondingly spaced plug screw connection hole 2 with internal thread.者 fixed connection. As shown in FIG. 7, the in-wheel pestle 1 is extended to the inside of the automobile wheel and abutted, the pin 31 is inserted into the gap between the wheel drum and the brake disc, and the intruder 3 is placed horizontally outside the tread of the tire 37; The front side protection plate 36 covers the wheel decorative plate and the mounting nut on the upper ring; at this time, the plug 3 is just inserted into the corresponding socket 5 and the lock bolt on the side of the lock 15 is ejected back. Retract, then extend forward, and fit in the keyhole on the end of the plug 3 to pin the plug 3. The part of the automobile wheel lock that is placed outside the contour of the wheel will be forced to stop when the wheel 38 is blocked by the rotation of the wheel, thereby achieving the effect of locking the wheel and stopping the rotation. The warning light 35 can also be turned on at night to indicate that the car is locked. When opening, use a key to insert and twist from the external lock hole to retract the lock post to withdraw from the lock hole, and transfer the wheel outer rod 14 to collect the car wheel lock.

Industrial applicability

Compared with the existing automobile wheel lock, the invention has the advantages of simple and reliable structure, light weight, convenient opening and locking operations, easy carrying, easy manufacture and low cost.

Since the lock of the present invention is applied to a wheel of a car, a thief presses the target of stealing the car outside Loud, loud, easy to be detected by others, so it is especially suitable for parking a car for a long time, with high reliability.

Claims

1. An automobile anti-theft wheel lock, which is composed of an inner wheel lever, an insert lever and an outer wheel lever, which is characterized in that: the inner wheel lever is straight and has an elbow and has an "L" shape, and is straight. The rod body of the rod is provided with 2 to 6 screwed holes with internal threads in sequence; one end of the inserted rod is provided with an external thread matched with the screwed hole, and the other end is provided with a radial locking hole; The shaft of the pestle is provided with two separated radial jacks, and the axial cavity lock is hidden in the shaft cavity between the holes. The lock is composed of a lock core, a bar-shaped plunger and a lock bolt. Core and bar-shaped pluckers allow the lock bolt to be inserted

The locking action of the lever is completed.

2. The anti-theft wheel lock for an automobile according to claim 1, characterized in that: the lock core of the lock head is interposed, and an outer fixing set is provided with a shape-shaped plunger, and the two lock bolts are axially symmetrically divided between the lock cores. The hole body tube at the end of the pestle body, and the bolt body is covered with a positioning compression spring.

3. The automobile anti-theft wheel lock as claimed in claim 1, characterized in that: the outer wheel pestle is composed of a three-section lever, the lock lever is centered, and the front lock lever and the rear lock lever are respectively provided with radial inserts. One end of the hole is screwed with the lock pestle, and the lock front rod is longer than the wheel radius.

4. The anti-theft wheel lock for an automobile according to claim 1, characterized in that the lock holes of the lock heads on the outer wheel pestle are outward, and both ends of the shaft can be bent inwardly or outwardly.

5. The wheel lock for an automobile according to claim 1, characterized in that: the elbow of the inner rod of the wheel is provided with an ejector pin.

6. The wheel lock for an automobile according to claim 1, wherein: the shaft of the outer rod of the wheel is provided with an embossment at an elbow of the inner rod of the wheel.

7. The wheel lock for an automobile according to claim 1, characterized in that: the rod body at one end of the wheel outer rod is provided with a radial end hole in a line with the insertion hole, and is further provided with a pressing rod, the rod section of the pressing rod A convex column connected with the end hole matching group is connected upward, and a concave sleeve bowl is respectively connected to both ends of the rod section.

8. An automobile wheel lock, comprising an inner wheel lever, an insert lever, a connecting rod and an outer wheel pestle, characterized in that: the front part of the pestle body of the wheel inner pestle is connected with a pin on the side, and the middle part is provided with a screw joint The plug-in screw connection hole of the plug-in rod with a lock hole at the other end is provided at the rear section with a screw-connecting screw connection rod for screwing the connecting rod. It is composed of two oppositely connected rod sections. The shaft end is provided with a shaft joint that is connected to the other end of the connecting rod, so that the inner rod of the wheel passes through the connecting rod to make the same wheel. The outer rod constitutes a transferable connection body, and a lock is embedded in the middle section of the shaft, and a locking bolt channel opened in the axial direction of the pestle body and a radial hole inserted therethrough are symmetrical on both sides of the front section of the shaft. Separately installed with an inward protective plate and an outward warning light.

9. The wheel lock for an automobile according to claim 8, characterized in that: the number of the insertion holes and the insertion holes is 1 to 3, and the number of holes is equal and correspondingly arranged in the wheel pestle and the wheel outer rod. on.

10. The wheel lock for an automobile according to claim 8, characterized in that: the protective plate is a circular plate with a cover matching the shape and size of the wheel decorative plate.