CN2360553Y - Bicycle cipher Lock - Google Patents

Abstract

The utility model relates to a theftproof device for a bicycle, particularly a code lock for a bicycle, which is used in daily life. The utility model is characterized in that a lock body is a quadrangle casing body, a cylindrical part is protruded on the upper part of the front side of the quadrangle casing body, and a concave part is formed on the middle part of the back part of the quadrangle casing body; an upper and a lower symmetrical quadrangle through holes are communicated with a front and a back symmetrical quadrangle through holes, and the upper, the lower, the front and the back symmetrical quadrangle through holes are communicated with a switch iron square hole; four rotary wheels are arranged on the protruded cylindrical part on the front side of the casing body, a U-shaped lock tongue is inserted into the front and the back quadrangle holes which are communicated with each other, and the other end of the U-shaped lock tongue is inserted into a switch iron round hole. The utility model has the advantages of simple structure, convenient operation, convenient use, good theftproof performance, etc.; code can be exchanged optionally.

Description

The bicycle coded lock

The utility model belongs to a kind of bicycle anti-theft arrangement, the bicycle coded lock that particularly a kind of daily life is used.The bicycle lock of using in actual life can not be unblanked so through regular meeting key loss takes place because of being with key operated, has only lock is pried open, and bring very burden to the user, and theftproof performance is poor.Removing this kind bicycle lock wears in the bicycle companion; so; regular meeting does not open because of the oxidation of dust storm rain, humidity, moisture etc., does not lock, and the purpose of this utility model is to avoid above-mentioned deficiency of the prior art; and provide a kind of simple in structure, easy for operation; long service life, theft-proof is good, does not need key; be not afraid of and get rusty, the bicycle coded lock that password can be changed arbitrarily.

The purpose of this utility model can realize by following measure, it includes the utility model: lock body, swiveling wheel, U-shape lock tongue, switch iron, stator, big spring, little spring, little steel lock body are that positive top is protruded cylindric, the square housing of its middle part, back spill, upper and lower, forward and backward symmetry in whole, the square through hole is vertically mutually thorough mutually, the square Guan Tie hole that leads to about the bottom in the housing is thorough with the symmetrical square through hole half-phase up and down, and another circular port of switch iron is located at top, housing front and protrudes in the cylindric position.Protrude in the slightly wide groove of four swiveling wheels of ratio parallel with left and right directions on the cylindric position top, housing front, and four swiveling wheels are housed, and is fixed in the groove jack with mortise lock, and the U-shape lock tongue inserts shell and stops in the logical square hole in front and back; Switch iron one end inserts in the housing in the square hole logical about the bottom, and the other end of dress big spring inserts housing and protrudes in the switch iron circular port cylindric position in, in the middle part of stator is fixed on behind the housing with screw on the spill position.

The utility model has the advantages that: simple in structure, operation, easy to use, long service life, theft-proof is good, does not need key, is not afraid of and gets rusty, and password can be changed arbitrarily etc.

The drawing of accompanying drawing is described as follows: Fig. 1 is the utility model right perspective view; Fig. 2 is the utility model master TV structure schematic diagram; Fig. 3 is the utility model U-shaped dead bolt master TV structure schematic diagram; Fig. 4 is the attached TV structure schematic diagram of the utility model U-shape lock tongue; Fig. 5 is the utility model backsight structural representation; Fig. 7 .8.9 is a switch iron construction schematic diagram; Figure 10. Figure 11 is the utility model swiveling wheel, little spring, little steel ancient unit of weight, equal to 1/24 liang, small sircle hole layout schematic diagram and structural representation; Figure 12 is that the utility model switch iron hole, four directions and small sircle hole are arranged schematic diagram; Figure 13 is about the utility model, the layout schematic diagram of all around square opening and circular port.

The utility model is described in further detail below in conjunction with accompanying drawing: top, lock body front is protruded cylindric shown in Fig. 1 .2.5.6.10.12.13, the square housing of its middle part, back spill, before and after under housing, 2.6. is vertically mutually thorough mutually for symmetry square through hole, square switch iron hole 22 logical about lower housing portion is thorough with symmetrical square through hole 2.6 half-phases up and down, and another circular port 21 of switch iron is located at top, housing front and protrudes in the cylindric position; Protrude in the slightly wide groove of four swiveling wheels 1 of ratio parallel with left and right directions on the cylindric position top, housing front, four swiveling wheels is housed is fixed in the trench wall jack with mortise lock 17 figure.U-shape lock tongue 4 inserts in the square hole 6 that leads to before and after the housing shown in Fig. 1 .2.3.4.5.6.13.A switch iron and an end insert in the housing bottom in logical square switch iron hole 22, the right side shown in Fig. 1 .2.5.6.7.8.9.12.13, the spring-loaded other end insert housing protrude shown in Fig. 1 .6.13 fixed iron piece 3 usefulness screws 10 be fixed on behind the housing in the middle part of on the spill position.

Shown in Figure 10 .11, the centre bore 18 of swiveling wheel 1 and the jack 17 slivering lines on the trench wall, four groove right opposites are respectively established a small sircle hole, little steel ancient unit of weight, equal to 1/24 liang 15 and little spring 16 respectively are housed in these small sircle holes, little steel ancient unit of weight, equal to 1/24 liang 15 is near the edge of swiveling wheel 1, swiveling wheel 1 edge is provided with the concavo-convex 1-9 figure place of respectively representing, swiveling wheel 1, when the protuberance at swiveling wheel 1 edge is aimed at little steel ancient unit of weight, equal to 1/24 liang 15 during rotation, little steel ancient unit of weight, equal to 1/24 liang 15 enters slightly in the small sircle hole that little steel ancient unit of weight, equal to 1/24 liang 18 slightly goes out to have some when aiming at little steel ancient unit of weight, equal to 1/24 liang 15 with the recess at swiveling wheel edge, but because of being slightly less than steel ancient unit of weight, equal to 1/24 liang 15 by the small sircle hole of adorning little steel ancient unit of weight, equal to 1/24 liang 15, so take off swiveling wheel 1 carry out by number the time can not fall down, little steel ancient unit of weight, equal to 1/24 liang 15 can guarantee swiveling wheel 1 rotation and check the number.Little spring 16 plays the effect that pushes away little steel ancient unit of weight, equal to 1/24 liang 15.Little steel ancient unit of weight, equal to 1/24 liang 18 is installed in the small sircle hole top of little spring 16, small sircle hole deep mixed, the depth of these small sircle holes has upper aperture 2 decisions, but it is not mutually thorough with upper aperture 2, shown in Fig. 3 .4, U-shape lock tongue 4 shuttle iron, two respectively has two square grooves 7 to select for use 7 to lock arbitrarily according to the bicycle size, insert in the upper aperture 2 when opening in the square hole 6 under inserting when U-shape lock tongue 4 is locked, shown in Fig. 1 .5.6.7.8.9.11, switch iron 5 is two compositions of " W " shape, rounded bottom, top is square, four thick portion equal diameters, three thin portion equal diameters are then formed by thick portion 12 and thin portion 13 in top.The slightly larger in diameter of thick portion 12 is in perforate 19, thin portion slightly larger in diameter is in the diameter of cannelure 20, bottom and top are longer, because top stops after getting to inner walls, just in time aim at 2 times square holes 6 of square groove 11 upper aperture and just can open and shut son, two square grooves 11 are arranged at the bottom, and the top is a screw 14, be fixed on not loose spiral shell nurse when changing password with the spiral shell nurse, take off switch iron 5 and just can not change number.Big spring 8 and back-up ring 9 are equipped with in switch iron 5 tops, and big spring 8 can make switch iron 5 original positions, have cannelure 20 two unequal on the swiveling wheel 1, and reason is that swiveling wheel 1 can have and rotates to No. 9 palpuses No. 1 and stop.And can be on the swiveling wheel 1 that circles round the label code number of will writing from memory, be convenient to the number number so circled round after stopping, can all can at any place on the cannelure 20 in the position of perforate 19 peaces, because different positions produces the different digital of 1-9, swiveling wheel 1 recess is aimed in perforate 19, because little steel ancient unit of weight, equal to 1/24 liang 15 can stop swiveling wheel 1 at recess, the cannelure 20 of such four swiveling wheels 1 just on a line, just can open by lock.When using: as unblanking, at first with the password of four swiveling wheels 1 to good, such four cannelures have been arrived on the same straight line, at this moment our pull switch iron 5, it moves forward with square groove and following square hole 6 and aims at, so just can extract dead bolt out, decontrol switch iron 5, its square toes just insert in the square groove 7 of dead bolt.At this moment number is changeed disorderly, anyone has not just opened yet, when locking, the thin portion 13 of switch iron 5 is just in the cannelure 20 of swiveling wheel 1, swiveling wheel just can rotate freely, and when lock left, thick portion 12 was in perforate 19, swiveling wheel can not rotate, when using bicycle, dead bolt 4 is put into upper aperture 2, the nut on the screw 14 can prevent that switch iron 5 from coming out, because nut is greater than switch iron hole 22, but generally, nut has the recess of a nut size in switch iron hole 22 nut sides, when locking, nut just can not be extracted out, and nut just comes out when having only lock to open.

The utility model does not worry that other people open, because 1-9 number arranged on each swiveling wheel, four swiveling wheels are totally 36 numbers, 94 powers just, having only just has the possibility of opening lock to 6561 numbers, but well imagines, to so repeatedly number need be how long.

If you said number to others, but wanted afterwards that changing number also was easy to, the method of the number of changing, the people who does not know number can not the number of changing, at first open lock pull switch iron, at this moment nut will come out, the Panasonic nut is released switch iron, plugs pin iron with the iron rod that slightly is narrower than latch iron from one then, and latch iron will come out from the other end, can take off swiveling wheel, at this moment original swiveling wheel position is changed, can be changed number altogether 24 times to four swiveling wheels in this way, also can be by the swiveling wheel number of changing of transposing producer preparation, after the swiveling wheel transposing finishes, insert latch iron,, the [perforate is crossed by the switch Tie Tong insert switch iron hole good number, first-class nut, the number of changing has just been finished like this.

Claims (3)

1. bicycle coded lock, it includes, lock body, swiveling wheel, U-shape lock tongue, switch lock, stator, big spring, little spring, little steel ancient unit of weight, equal to 1/24 liang, its feature are as follows: a. lock body is that positive top is protruded cylindric, the square housing of its middle part, back spill, about in housing, the symmetrical square through hole of front and back is vertically mutually thorough mutually, the square switch iron hole that leads to about the bottom in the housing is thorough with the symmetrical square through hole half-phase up and down, and another circular port of switch iron is located at top, housing front and protrudes in the cylindric position; B. housing front top is protruded and in the slightly wide groove of four swiveling wheels of ratio parallel with left and right directions on the cylindric position four swiveling wheels is housed and is fixed in the trench wall jack with mortise lock; C.U type dead bolt inserts in the square hole that leads to before and after the housing; D. the switch iron one end other end insertion housing that inserts in the housing dress big spring in the square switch iron hole logical about the bottom protrudes in the switch iron circular port in the cylindric position; E. stator is fixed on behind the housing on the spill position, middle part with screw.

1. a kind of bicycle coded lock according to claim 1, it is characterized in that the centre bore of four swiveling wheels becomes a line with jack on the trench wall, four groove right opposites are respectively established a small sircle hole, in each small sircle hole, be equipped with little steel ancient unit of weight, equal to 1/24 liang and little spring near the edge of four swiveling wheels of edge of swiveling wheel be concave-convex it represent the 1-9 figure place.

2. a kind of bicycle coded lock according to claim 1 is characterized in that U-shape lock tongue shuttle iron, and respectively there are two square grooves at two.

3. a kind of bicycle coded lock according to claim 1 is characterized in that switch lock is the W type, it is formed by two ones, top is rounded, in the middle of four thick portions of cylinder a thin portion of cylinder is arranged respectively, four thick portion equal diameters, three thin portion equal diameters, the bottom is square, its top is provided with two square grooves, and the bottom is than last minister.

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