KR970008773B1 - Locking device for bicycle - Google Patents

Abstract

The knob(51) of the rotary plate(53) is turned round to come in contact with the stopper(59) and the pull string(13) of the pin(74) of the rotary plate(53) is strained. As the latch(21) goes up centering upon the plate axis(30), the keeper(24) of the latch(53) is locked to the keeping groove(22) and the locking(A) is performed. When the knob(51) is released, by the restoring force of the spring(15), the lock(A) may be unlocked, so the rotation of the rotary plate(53) is stopped in advance. When the knob is in contact with the keeper(58) or is positioned adjacent to the keeper, the go-through hole of the cover(60), the keeping hole(52) of the rotary plate(53) and the inserting hole(44) of the lower plate are aligned in a straight line.

Description

Locks on motorcycles

1 is a state diagram of use of the present invention.

2 is an exploded perspective view of the lock of the present invention.

3 is a cross-sectional configuration of the lock of the present invention, (a) the state where the latch is raised and locked (b) the latch is in a state perpendicular to the one side between the fixed and unlocked.

4 is a cross-sectional view of the coupling state between the latch and the lock of the present invention lock.

5 is an exploded perspective view of the operation unit of the present invention.

6 is a plan sectional view of the operation unit of the present invention.

7: A-A 'sectional drawing of FIG.

8 is a cross-sectional configuration diagram of an operation unit of the present invention, wherein (a) the operation unit is not locked, and (b) the operation unit is locked.

* Explanation of symbols for main parts of the drawings

(A): lock, (B): control panel,

(W): wire, (1): two-wheeled vehicle,

(2): wheel frame, (3): steering wheel,

(4): lock body, (5): wheel,

(6): between connections, (7) (8): between fixed,

(9): fixing piece, (10): fixing groove,

(11): open groove, (12): loop,

(13): pulling string, (14) (28): hooking piece,

(15) (48) (70): spring, (16) (25): inclined surface,

(17): support portion, (18) (26) (61) (64): pin ball,

(19) (57): protrusions, (20): indentations,

(21): latch, (22) (68): locking groove,

(23): guide surface, (24): locking portion,

(27): rotating part, (29): head,

(30) (64) (74): pin, 31: wire sheath,

(32) (73): fastener, 33: bottom plate,

(34) (56): shaft hole, (35): stepped portion,

(36) (39): coupling groove, (37) (40): block,

(38) (77): screw groove, (41) (78): piece,

(42): number lock, (43): working chamber,

(44): insertion hole, (45): locking projection,

(46): number turning, (47): operating plate,

(49): case, (50): operation button,

(51): handle, (52): locking holes,

(53): rotating plate, (54): rotating plate shaft,

(55): cover, (56): shaft,

(58) (59): locking jaw, 60: through hole,

(62): fixed piece, (63): rotating part,

(65): rotating hole, (66): locking rod insertion hole,

(67): spring insertion chamber, (69): locking rod,

(71): C ring, (72): the pressing strip,

(75): rivet, (76): recessed groove

The present invention relates to an anti-theft lock of a motorcycle such as a bicycle or a motorcycle, and in particular, by installing an operation part that can lock and unlock the lock to the handle of the motorcycle that is the position closest to the driver's hand, so that the lock can be easily locked and released. It is.

In general, a bicycle or a motorcycle prevents theft by filling a frame (car body) with a lock of a fixed or detachable lock across a wheel.

The above locks prevent theft by fundamentally blocking the rotation of the wheels (wheels) by filling the bars across the front wheels or the rear wheels. The lock (lock) and unlock (lock) processes of the lock are inconvenient, because the lock and release of the lock are performed by squatting by moving to the wheel for bending, or by bending the waist. Drivers often avoided locking locks, which resulted in frequent theft of motorcycles.

In the case of a lock using a key, the lock cannot be locked when the key is forgotten or the key is lost. In such a case, there is a risk of theft.

An object of the present invention is to make it possible to simply lock and unlock the locking device of the motorcycle in order to solve the problems of the conventional locking device (lock) of the conventional motorcycle.

In order to achieve this purpose, a lock is mounted on a wheel frame in which a wheel (front wheel or rear wheel) of a two-wheeled vehicle is axially supported as in the prior art, and the rotation of the wheel is blocked, but the operation unit that locks and releases the lock can be It is mounted on the handle closest to the hand and then connected with the lock by wire, so that the lock can be easily locked and unlocked without taking a squat posture, or the control unit is operated by a numbered lock. In order to solve the inconvenience of the use of the key and the risk of key loss, it will be described in detail with reference to the accompanying drawings an embodiment of the present invention as follows.

2 is an exploded perspective view of the lock A of the present invention, wherein the body 4 of the lock is a pair of fixing rods 7 and 8 parallel to both sides of the connecting rod 6 so that the wheel 5 can be inserted therein. ) Is formed integrally so that the shape becomes a horseshoe shape.

The upper center of the connecting rod 6 forms a screw hole that is drilled up and down to fasten the wire W, and the upper and lower sides of the fixed rod 7 and 8 have a somewhat elastic "t-". Massively protruding the 1 "shaped fixing piece 9 so that the fixing groove 10 and the opening part 11 are formed.

On the inner side of one side of the fixed interval (7) protruding the hook 12 at an appropriate interval to fit the pulling line 13, and on the lower side of one side by forming the "L" shaped locking projection piece 14 One end of the spring 15 can be hooked.

An inclined surface 16 having an inclination of approximately 45 degrees is formed inwardly at the lower end of the fixed section 7, and the support 17 is protruded downward at the outer edge of the inclined surface 16, and the support 17 and the inclined surface ( 16 is formed between the protrusions 19, the pin hole 18 is formed, and in the middle of the protrusions 19 to form a recessed portion 20 to allow the latch 21 to be coupled.

On the lower end of the other fixing section (8) is formed a locking groove 22 which is opened downward, the lower surface of both sides of the locking groove 22 to form the guide surface 23 to be inclined oppositely so that the locking portion (24) of the latch easily enters and exits. To do it.

An inclined surface 25 having an inclination of approximately 45 degrees and a pivoting portion 27 through which a pin hole 26 is drilled are formed at one end thereof, and the locking portion piece having an "L" shape is formed at one side. (28) is formed, the other end is projected by the locking portion 24 to form a latch 21, then engaging the pivoting portion 27 of the latch to the indentation 20 between the fixed pin hole 18 ( 26, the head 29 is formed in the pin hole (18), 26, and the pin 30 is inserted into the pin spring (15) is inserted into the latch 21 is about the pin 30 axis The free end of the spring 15, but both ends of the spring 15 is inserted into the locking portion of the locking piece and the locking piece 14 and 28 of the bar, respectively, so that the bar 21 and the one side between the fixed side 7 is the holding force of the spring 15 And by the supporting action of the support portion 17 to be maintained in a vertical straight state.

On the upper part of the threaded hole between the connection, one fastener 32 of one side of the wire W, which is loosely fitted with the pulling string 13, is fixed to the inner through hole of the metal shell 31 to prevent tension and shrinkage by screwing, and the pulling string One end of the end portion 13 is inserted into the ring 12 of the fixing rod 7 in turn, and then welds the end portion to the center of the upper surface of the latch 21 so that the pull string 13 is pulled upward. The locking portion 24 of the pin (30) is lifted about the axis and is inserted into the locking groove 22 is locked, on the contrary, when the pulling line 13 is relaxed and loosened, the holding force of the spring 15 and the supporting portion ( By the supporting action of 17), one side of the fixing rod 7 makes the bar 21 be vertically straight so that the lock A can be unlocked.

5 is an exploded perspective view of the operation part B of the present invention, in which the axial hole 34 is recessed in the center of the round base 33, and the stepped part 35 is recessed in a predetermined section of the outer circumferential surface.

The bottom surface of the bottom plate 33 is integrally formed with an upper block 37 in which the semicircular coupling grooves 36 are formed downward, and the screw grooves 38 are formed in the bottom surface of the block 37 to lower the bottom of the block 37. The semi-circular coupling groove 39 can be fixed to the lower block 40 formed upward with a piece 41, and the number lock 42 is installed on one side of the bottom surface of the bottom plate 33.

The number lock 42 is formed inside the working chamber 43, the upper side of the working chamber 43 forms an insertion hole 44.

In the working chamber 43, a locking projection 45 is formed, and a plurality of number projections 46 are inserted into the operation plate 47 so that the operation plate 47 is inserted into the hole 44 by the spring 48. ) And the operation plate 50 is installed in the case 49 in the direction in which the operation plate 47 is supported, and the operation plate 47 is pushed when the numbered projection 46 matches the set state. Allow it to move

The shaft hole 34 of the bottom plate is a diameter slightly smaller than the diameter of the bottom plate 33, the handle 51 protrudes to one side of the outer circumferential surface, and inserts the lower shaft rod 54 of the rotating plate 53 on which the catching hole 52 is formed. .

The cover 55 coupled to the upper portion of the bottom plate 33 has a recessed hole 56 in the center thereof, and a protrusion 57 coupled to the stepped portion 35 of the bottom plate is formed downward in a predetermined portion of the outer circumferential surface. The locking jaw (58) (59) is formed on both end faces.

The upper side of the cover 55 forms a through hole 60, and one side of the through hole 60 is provided with a pair of fixing pieces 62 formed with a pin hole 61 facing and fixed, between the fixing piece 62 Thereafter, the pivoting portion 63 of the pivoting hole is coupled, and then the shaft 64 is fixed by the pin 64 so that the pivoting shaft 65 is rotated.

After forming the lock rod insertion hole 66 and the spring insertion chamber (67) in the longitudinal direction, the rotation hole (65) is inserted into the lock rod (69) formed with a locking groove (68) around the tip end. 66, but loosely fitted to the outer surface of the lock rod (69) located in the insertion chamber (67), the spring 70 is inserted, and then coupled to the C ring 71 by the elastic force of the spring 70 lock rod ( The rear end of 60) is not separated from the turning hole 65 and separated.

The upper part of the cover 55 is provided with the rotation hole 65, the upper portion is opened while fixing the pressure holding device 72 bent narrowly by pressing the rear end of the protruding lock rod 69 by pressing the rotation hole 65 It is possible to fix it, and the screw hole is formed in the oblique direction on the side of the protrusion 57 of the cover 55, and then the other fastener 73 of the wire W on which the other side of the pull string 13 is loosely screwed. Combining and fixing, the other end of the pulling line 13 is fixed to the pin one end of the upper surface of the rotating plate (53).

In this state, the cover 55 is coupled to the bottom plate 33 so that the upper shaft rod 54 of the rotating plate 53 is fitted into the shaft hole 56 of the cover, and the protrusion 57 of the cover is the stepped portion of the bottom plate ( 35), and the protruding handle 51 is positioned between the locking jaws 58 and 59, and then the cover 55 and the bottom plate 33 are combined with the rivet 75 to manipulate the operation unit B. If the handle 51 is located close to the locking step 58, the through hole 60, the locking hole 52, and the insertion hole 44 vertically coincide with the pull line 13 is the operation unit ( B is pulled in the direction B) and the latching portion 24 of the latch is inserted into the locking groove 22 of the fixing rod 8, and conversely, when the handle 51 is located close to the locking jaw 59, the through hole 60 is provided. Only the insertion hole 44 and vertically coincide with the pulling line 13 is loosely loosened in the direction of the lock (A) is to be a fixed straight line 7 and the bar 21 to be in a vertical straight line.

4 is a cross-sectional view showing the coupling state of the bar 21 and the fixed bar (7), when the pin 30 is combined and separated from the bar 21 and the fixed bar (7), the bar 21 is Since it is impossible to achieve the desired anti-theft prevention purpose, the concave groove 76 is formed in the middle portion of the pin 30 and the screw groove 77 is formed on the upper surface of the pivoting portion 27 of the latch. 78) to prevent the separation and separation of the pin (30).

Unexplained code;

80, a rivet insertion hole;

81, the fixing piece (7) fixing rivets;

82 is the spokes.

According to the present invention configured as described above, the engaging grooves 36 and 39 of the upper and lower blocks are brought into contact with the upper and lower outer surfaces of the handle 3 at a proper position where the driver's hand is close and easy to operate as shown in FIG. Then, the upper and lower blocks 37 and 40 are fastened with the piece 41 so that the operation unit B is firmly fixed to the handle, and the wire A is fixed to the lock A connected to the operation unit B. Insert the piece 9 into the wheel frame 2 so that the wheel 5 is positioned between the fixing rods 7 and 8, and then the opening 11 of the fixing piece is separated from the rivet 81 or loosening. The lock (A) is securely fixed to the wheel frame 2 while being fastened with a hard bolt or nut (see FIG. 1). Hereinafter, the operation and effects of the present invention will be described in detail.

When the motorcycle 1 is being prepared for operation or is not locked, the pull string 13 is locked when the handle 51 of the rotating plate is rotated by hand to come into contact with the latching jaw 59 located at the rear side. Direction, the pulling is loosened, and the latch 21 is straightened in a straight line with the fixed rod 7 by the holding force of the spring 15, as shown in FIG. The wheel 5 does not restrain the rotation of the wire spokes, so that the two-wheeled vehicle 1 can be driven.

In the above state of unlocking, the rear end portion of the protruding lock rod 69 is inserted into the pressing hole 72 as shown in FIG. 8A to prevent the flow of the rotation hole 65.

If you want to stop the two-wheeled vehicle (1) and then lock it, the rotary plate 53 is the sixth when the handle 51 of the operation unit in contact with the locking jaw (59) located in the front position in the standing posture, riding, getting off The pulling line 13 of the wire fixed to the pin 74 of the rotating plate by rotating in the direction of the arrow is pulled along the rotating plate 53, so that the latch 21 is raised about the axis of the pin 30, The locking portion 24 is locked to the lock A by being coupled to the locking groove 22 between the fixed portions between the spokes (wire spokes) 82 of the wheel as shown in FIG.

When the handle 51 rotated in the above state is released, the latch 21 is lowered by the restoring force of the tanger spring 15 so that the lock A can be unlocked. You can prevent it from rotating.

That is, when the handle 51 of the operation unit B is in contact with or close to the front locking jaw 58, the through hole 60 of the cover, the locking hole 52 of the rotating plate, and the insertion hole 44 of the bottom plate are vertically positioned. Matches.

In this state, the number plate 46 of the number lock 42 is operated so that the actuated plate 47 which is supported by the lock can move, and then the rear end of the lock rod 69 held by the brace 72 is moved. When lifted upright, the tip of the locking rod 69 is positioned directly above the cover through hole 60.

When the rear end of the locking rod 69 is pressed downward in the above state, the tip of the locking rod 69 is provided with the through hole 60, the locking hole 52, and the insertion hole 44 as shown in FIG. When the locking groove 68 of the lock rod is locked to the locking protrusion 45 of the operation plate while passing through the lock plate, and the number lock 46 that has been loosened is arbitrarily manipulated to lock the number lock 42, the operation button 50 Even when pressing), the movement of the operating plate 47 is prevented and the lock bar 69 is fixed, and the rotation plate 53 is prevented from being rotated by the lock bar 69 inserted vertically so that the lock of the lock A is prevented. When the wheels 82 of the wheels 5 are completed, the rotation of the wheels 82 is restricted by the cross bars 21 so that the two-wheeled vehicle 1 cannot be driven and thus theft is prevented.

In order to drive the motorcycle 1 in the locked state, since the operation unit B is located on the handle 3, the operating plate 47 is moved by operating the plurality of number protrusions 46 in the set loose state in a standing position. When the operation button 50 installed on one side of the case 49 is pressed, the operation plate 47 and the engaging protrusion 45 which are burnt are moved to the right side of FIG. The 69 is lifted by the spring 70 while the latch is released, the leading end of the locking rod 69 is immersed into the insertion rod 66, the rotating plate 53 is rotatable, the operating plate 47 is The holding force of the spring 48 causes it to be positioned as in FIG.

In the above, the rear end portion of the locking rod 69 protruding toward the rear side of the rotational opening 65 by the spring force 70 is forcibly fitted into the rotational opening 72 as shown in FIG. 65) to prevent flow.

In this state, when the handle 51 is rotated in the direction opposite to the arrow of FIG. 6 to approach or contact the rear catching jaw 59, the pulling line 13, which was pulled while the rotating plate 53 is also loosened, is loosened and burnt. Due to the restoring force of the spring 15 and the supporting action of the supporting portion 17, the locking portion 24 of the latch is separated from the locking groove 22 and descends to be in a vertical straight line with the one side fixing rod 7. ) Is unlocked and the two-wheeled vehicle 1 can be driven.

In the present invention, for the left-handed user, each component of the operation unit B may be installed and used in a symmetrical direction, and the effect of the operation is the same.

As described above, in the present invention, since the operation part B capable of locking and releasing (unlocking) the lock A is located at the handle 3, it is not necessary to take an uncomfortable posture such as bending or squatting. It is possible to simplify the locking and unlocking of the two-wheeled vehicle in the getting-on and getting-off position, and the key is unnecessary, thereby eliminating the risk of carrying and losing the key.

Claims (1)

The pair of fixed rods 7 and 8 with the fixed piece 9 protruding are connected to the connecting rod 6, and the support portion 17 is projected from the lower end of the fixed rod 7 in the bottom direction. Axially fix the latch 21 to which the locking portion 24 protrudes on one side thereof with the pin 30 so as to be tucked with the spring 15, and to the locking groove 22 at the bottom of the other fixing rod 8. And fasten one fastener 32 of one side of the wire W in which the pulling string 13 is loosely inserted into the outer shell 31 which is not tensioned and contracted at the center portion of the connecting rod 6, and the pulling string ( One end of the end 13 is inserted into the hook 12 between the fixing rods, and then fixed to the upper surface of the latch 21 to form a lock A. An insertion hole 44 and a shaft hole 34 are formed and the number lock The upper and lower blocks 37 and 40, which can be fixed to the handle 3 of the motorcycle, are formed on the bottom of the base plate 33 on which the 42 is installed, and the engaging holes 52 are formed in the shaft hole 34 of the base plate. The handle 51 protrudes and the other end of the pull line 13 is fixed. Insert the shaft rod 54 of the rotating plate 53, the shaft hole 56 and the through-hole 60 is formed on the upper plate 33, the pressure holding member 65 is fixed, the locking jaw (58) (59) ) Is fixed to the cover (55) in which the other fastener (73) of the wire (W) is fixed to the protruding portion (57) formed thereon, and the rotating hole (65) is fixed to the fixing piece (62) of the cover by the pin (64). A lock device for a two-wheeled vehicle which is fixed and has a locking rod 69 formed with a locking groove 68 on the pivoting hole 65.