CN2144683Y - Permutation lock for suitcase or leather handbag - Google Patents

Abstract

The utility model provides a permutation lock for a suitcase or a leather handbag, comprising a shell locking body. One inner face of the shell locking body is provided with two digit wheel columns and two fixed columns; the two digit wheel columns are provided with two digit wheel groups. Two elastic elements are used for pressing the digit wheel groups; a locking plate which is a plate-shaped element is arranged in the shell locking body; the locking plate is provided with at least two clamping hooks which can be inlaid in the unlocking notches of the digit wheel groups; a straight groove which is used for sheathing with the fixed columns in the shell locking body is arranged on the bottom surface of the locking plate; a circular salient post is extended at one end of the locking plate. One elastic element is sheathed with the salient post of the locking plate to provide elastic force which is desired by the locking plate to return to original position. By the assembly of the members, the utility model has the advantages of simple structure, easy assembly, low cost, etc.

Description

Permutation lock for suitcase or leather handbag

The utility model is about a kind of combination lock, is meant a kind of volume exquisiteness, simple structure, assembly combination lock fast easily especially.

Suitcase combination lock and suitcase combination lock generally are assemblied in object surface, need have the characteristic light, thin, that volume is little, so that the product appearance moulding is light and handy and easy to use; Recently there have No. 80216156 (announcing No. 190153) to use the combination lock of flat partially digit wheel to check and approve bulletin to be on record, the structure of case is no doubt innovated before being somebody's turn to do, but design is complicated, part is many, and the individual part planform is very special, often make and manufacture difficulty, and the user breaks down when using easily, often make a suitcase of buying at high price or a suitcase, because of these combination locks directly are riveting in suitcase or suitcase, use and suffer to dismantle to repair.

The applicant grasps in the manufacturing experience of combination lock exploitation for many years, for example applied for getting permission the preceding case of (novel No. 50616) simple combination combination lock before the applicant novel No. 77201551, has simple in structure, the easy characteristic of combination, modern applicant is devoted to more that improvement makes that suitcase suitcase combination lock volume is more exquisite, structure is simpler, to make assembling easier, and the operational failure rate is low, and this is a main purpose of the present utility model.

Another purpose of the present utility model is to provide a kind of suitcase suitcase combination lock, under the prerequisite that does not change its latch hook member structure of pulling, can respectively be applicable to suitcase or suitcase.

In order to reach above-mentioned purpose, the utility model suitcase suitcase combination lock is to be provided with the cylinder of locating for two number wheels at least in a housing inner face; One locking plate is a fuel plate, be arranged in this lock housing body, having at least two trips can embed in the breach of unblanking of number wheels, and has a straight trough that two ends are circular arc, this straight trough is placed in the fixed cylinder on this housing inner face, be used for controlling the parallel distance when mobile of this locking plate, and be extended with a projection in its outside one end; One flexible member is sheathed on the projection of this locking plate, is used to provide the required elastic force of this locking plate homing, moves by the parallel of this locking plate, reach unblank, the action of locking.

Exemplify two preferred embodiments below and cooperate graphic detailed description the utility model, wherein:

Fig. 1 is the exploded perspective view of the utility model one embodiment combination lock.

Fig. 2 is the rear isometric view of this member locking plate 40 among Fig. 1.

Fig. 3 is Fig. 1 combined planar schematic diagram, shows each part assembled state.

Fig. 4 is the unlocking condition schematic diagram of Fig. 3 same structure.

Fig. 5 is the utility model when being applied to suitcase, this combination lock closure state schematic diagram.

Fig. 6 is another embodiment of the utility model when being applied to suitcase, the buckling state schematic diagram of this combination lock.

See also shown in Fig. 1,2, the utility model suitcase suitcase combination lock includes a lock hook piece 10, a lock housing body 20, two same No. code wheel groups 30, a locking plate 40, a spring 50 and a base plate 60 and constitutes, wherein:

This lock hook piece 10 is rectangular block elements, the centre is concaved with a rectangle groove 11, in order to alleviating this lock hook piece 10 weight, and respectively is concaved with a screw 12 in these elongate slot 11 both sides, for fixing to the loam cake of suitcase, a side of this lock hook piece 10 also has a L type snap close 13.

The inner face of this lock housing body 20 is concave space, its minor axis one side has a breach 21, can insert and do parallel moving for locking plate 40, and an adjacent major axis side then has two digit wheel breach 22, and be provided with an embedded hole 23 in addition in relative this major axis side, use for snap close 13 turnover of holding this lock hook piece 10; Have two digit wheel cylinders 24, two fixed cylinder 25, three riveted posts 26, two catch 27 and this digit wheel cylinder 24 periphery rings at these lock housing body 20 root edges and show most protruding grains 28, and in these two digit wheels cylinder, 24 1 sides, have two trapeze cuts 29, so that see the number of number wheel face.

These number wheels 30 respectively include a digit wheel 31, a detent roller 32 and a spring 33, these spring 33 1 end roof pressures are in this detent roller 32, this digit wheel 31 respectively has circular hole 311 and 321 to be set on this digit wheel cylinder 24 with this detent roller 32, these digit wheel 31 fronts have number and circular row has several concave points protruding sticking 28 to fasten with this, and its back side then circular row has most protruding sticking 313; These detent roller 32 external diameters are less than this digit wheel 31, and its circular row has concave point just can protruding sticking 313 fasten with this, and so that digit wheel reversion set-up function to be provided, its periphery has a locking notch 323 in addition; The non-the utility model purpose of this reversion set-up function is held and is not described in detail.

This locking plate 40 is integrated long plate shape elements, and one side minor axis promotes for finger presses to having a protuberance 41, and the adjacent side major axis is to convexing with a groove 42 that contains long nick, fastens for snap close 13 turnover of this latch hook piece 10 and uses; One is elliptoid shrinkage pool 43, can be for being placed on the fixed cylinder 25 of this lock body shell 20; In these groove 42 symmetrical sides, be provided with two breach 44,45 not of uniform size in addition, respectively be extended with two trips 46,47 in these breach 44,45 1 sides, but inlay card gone in the breach 323 of detent roller 32 peripheries; And be provided with a projection 48 in the symmetrical side of this protuberance 41.

This spring 50 is installed on the projection 48 of this locking plate 40, is used for forcing this locking plate 40 to remain in upper dead center position.

This base plate 60 is flat-panel components, and periphery has three circular holes 61 and is used for being linked on the three riveted posts 26 at these lock housing body 20 back sides, makes base plate 60 location through riveted, and in addition, two circular holes 62 of central authorities are on two fixed cylinder 25 of being inserted in this lock housing body 20.

During the assembling of the utility model suitcase suitcase combination lock, be earlier with digit wheel 31 and its circular hole 311 of ratch 32 usefulness, 321 are placed on this two digit wheels cylinder 24, these spring 50 1 ends are inserted on the projection 48 of this locking plate 40, again this locking plate 40 is placed in the lock housing body 20, this ellipticity shrinkage pool 43 is placed on the fixed cylinder 25 in this lock housing body 20, and make these spring 50 other ends withstand a catch 27, force this locking plate 40 to remain on upper dead center position, as shown in Figure 3, this moment, each part all kept the location, with base plate 60 capping bottom surfaces, make riveted post 26 pass circular hole 61 again, in addition riveted and to finish combination fixing.

According to above-mentioned Assembly Instruction Device as can be known, this combination lock simple structure, a few road installation step only so assembly is very rapid easily, use situation as follows as for it, please cooperate shown in Fig. 3,4:

This lock housing body 20 is fixed in suitcase lower cover appropriate location, this lock hook piece 10 is installed in suitcase loam cake appropriate location, as shown in Figure 3, the snap close 13 of lock hook piece 10 is snapped in by the embedded hole 23 of lock housing body 20 when number is correct, this snap close 13 urges the groove 42 of this locking plate 40, contracts after making spring 50 slightly, and snap close 13 is entered groove 42, elastic force by spring 50 forces locking plate 40 homings again, makes the cell wall kayser of this groove 42 live this snap close 13.

When unblanking, the correct number of digit wheel 31 is aimed at trapeze cut 29, then the breach 323 of its detent roller 32 is just aimed at grab 46,47, depress protuberance 41 this moment, drive that locking plate is parallel to move to right, make snap close 13 break away from the cell wall of these grooves 42, as Fig. 4, then lock hook piece 10 can up start and opens suitcase.

When locking, arbitrary digit wheel 31 is rotated, driving detent roller 32 makes its breach 323 no longer aim at grab 46,47, breach 323 shown in Fig. 3 imaginary line ', when then locking plate 40 moves to right, grab 47 will only touch detent roller 32 peripheries, and just snap close 13 can't leave the cell wall of this groove 42, and reaches blocking function.

View when seeing also Fig. 5 the utility model the foregoing description and being applied to suitcase 70, this lock hook piece 10 is to lock screw 12 with screw to be fixedly arranged on suitcase lid 71,20 of this lock housing bodies are fixedly arranged on casing 72 with this two fixed cylinder 25 through screwing togather, case lid 71 toward lower cover go into sealed after, the L type snap close 13 of this lock hook piece 10, embedded hole 23 through lock housing body 20 enters and groove 42 cell walls of chimeric this locking plate 40, also just finishes the action of case lid 71 fastening casings 72; When opening, earlier digit wheel is gone to default unlatching number, be positioned at protuberance 41 on this lock housing body 20 with finger press again, promote this locking plate 40 parallel slips, make this groove 42 cell walls break away from snap close 13, and can raise case lid.

Seeing also Fig. 6 again, is that another embodiment of the utility model is applied to the view that suitcase fastens, and its member includes a lock hook plate 80 and a lock body 90 2 parts; This lock crook plate 80 is flat components, and the one side has a strut rail sheet 81 and a L type snap close 82; These lock body 90 composed component overwhelming majority all are same as the suitcase lock body of an embodiment, institute's difference is positioned on the digit wheel symmetry side in these lock body 90 fronts and is provided with recessed rank 91, this is provided with an embedded hole 92 above recessed rank 91, be to be symmetrical in this snap close 82, fastens for snap close 82 turnover and uses; This lock hook plate 80 is installed in suitcase flip inner face, and 90 of this lock bodies are fixed in the positive appropriate location of suitcase, and it is described that its suitcase combination lock is opened, the operation of locking all is same as last embodiment suitcase, holds no longer at this and describe in detail.

The utility model suitcase number lock for chest main feature, its simple structure of Zai Yu, Zu Zhuan easily, failure rate is low, and Zai puts before not changing its lock construction of pulling, and can distinguish Ying Yong Yu suitcase and suitcase aspect.

Claims (4)

1, a kind of suitcase suitcase combination lock is characterized in that including:

One lock housing body, be one to have the rectangle housing of following concave space, the minor axis side has a breach, inner face is provided with more than one cylinder, for the more than one number wheels of installing, respectively have a locking notch on these number wheels, this lock housing body has breach with number such as digit wheel in the major axis side, and in relative major axis side, other is concaved with an embedded hole;

One locking plate, it is a long plate shape element, one side minor axis is to having a protuberance, an adjacent side major axis is to convexing with a groove with breach, the embedded hole of this lock housing body of this notch alignment, major axis is to having more than one breach relatively in addition, and this breach is extended with more than one trip, can embed the locking notch of these number wheels, the symmetrical side in this protuberance has a projection in addition;

One spring is to be placed on the projection of this locking plate, keeps the location in order to force locking plate, and the mat finger push reach with the elastic force of spring answer in the thrust of this locking plate protuberance unblank, block action.

2, suitcase suitcase combination lock as claimed in claim 1 is characterized in that this housing inner face has two cylinders for installing two number wheels; This locking plate one side major axis corresponds respectively to the locking notch of these number wheels to being extended with two grabs.

3, suitcase suitcase combination lock as claimed in claim 1, the embedded hole that it is characterized in that this housing major axis side is the opposite side of being located at its digit wheel breach.

4, suitcase suitcase combination lock as claimed in claim 1, the embedded hole that it is characterized in that this housing major axis side is to be positioned at this lock body front, with respect to the groove location of this locking plate.

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