CN2371298Y

CN2371298Y - Case lock

Info

Publication number: CN2371298Y
Application number: CN 99211651
Authority: CN
Inventors: 江枝昌
Original assignee: ZHONGSHAN HUANGGUAN LEATHER-ARTICLE Co Ltd
Current assignee: ZHONGSHAN HUANGGUAN LEATHER-ARTICLE Co Ltd
Priority date: 1999-06-02
Filing date: 1999-06-02
Publication date: 2000-03-29
Anticipated expiration: 2009-06-02

Abstract

The utility model relates to a box lock, which is arranged on an open end of a box seat of a carrying box. The utility model comprises a base, a sliding component, which is pivoted with one end of the base, a lock bolt, which is used for locking the sliding component, a fastener, which is pivoted on the other end of the base and is provided with an embedding part used for the sliding component to be buckled in a first position, a first elastic component, which is used for butting with the sliding component, and a second elastic component, which is used for butting with the fastener, wherein, the sliding component is also provided with a pushing part which is convex and exposed out of the sliding component and is positioned on the bottom surface of the fastener. The fastener is provided with a butting paling which is formed by the downward extension from the periphery of the fastener. The butting paling is supposed to be corresponding to a pushing surface of the pushing part with a presetting distance.

Description

Lock for box

The utility model is relevant with lockset, particularly about a kind of Lock for box.

Seeing also Fig. 1,2, is the Lock for box 10 for suitcase, has a housing 12, a sliding component 14 and a swing component 16; Housing 12 is arranged on the block, and the latch hook place of the corresponding case lid in its side wears a groove 122; Sliding component 14 is the ends that can make to be located at toward the mode of polyslip housing 12, and it has a fixture block 142 and a lock fastens 144; This lock fastens 144 in order to the limit slip part; Swing component 16 is hubbed at the other end of housing 12 in the mode that can make the pendulum of pivot between first and second position, and swing component 16 has a card post 162 and a draw-in groove 164.

The user covers case lid, makes latch hook stretch in the groove 122 of lockset 10, and pushes swing component 16 to primary importance, and the then card post 162 meeting stopper latch hooks of swing component 16, and draw-in groove 164 can be interlocked with the fixture block 142 of sliding component 14; By a key (not showing on the figure) lock of sliding component 14 is fastened 144 rotations, one predetermined angular again, then can finish the locking action.In addition, the user is when open, earlier lock is fastened after 144 mats, one key rotates a predetermined angular, push away sliding component 14 again, make fixture block 142 leave the draw-in groove 164 of swing component 16, swing component 16 promptly put to the second place by an elastic component 18 contacts by pivot, so the card post 162 of swing component 16 is the latch hook that breaks away from case lid, finishes the action of unlatching.

Above-mentioned lockset has following shortcoming at least:

One. the user is when opening lockset 10, after needing sliding component 14 slid onto the draw-in groove 164 that fixture block 142 breaks away from swing component 16 fully, swing component 16 could be open smoothly, and before the user is not pushed to the final position with sliding component 14 as yet, swing component 16 is pushed against by elastic component 18, make the buckling state of fixture block 142 and draw-in groove 164 often to be semi-open state, make user Chang Deyong hand pull swing component 16 and open lockset.

Two. when the user inserts too much article in suitcase 10, after covering case lid reluctantly, when opening lockset 10 once more, the card post 162 and the mutual stopper of latch hook of swing component 16, the single pushing tow strength of elastic component 18 is difficult to push open swing component, make swing component 16 smoothly to open, need buckling piece to be pulled open by manpower.

Main purpose of the present utility model is to provide a kind of Lock for box, is to open Lock for box glibly.

Edge is to reach aforesaid purpose, and Lock for box provided by the utility model is to have: a base; One sliding component is the end of pivot in base, is used to do on the base slippage between first and second position; One locking bolt is in order to lock sliding component on primary importance; One buckling piece is the other end that is hubbed at base, has when a fitting portion is positioned at primary importance for sliding component to be interlocked; One first elastic component is in order to contact sliding component person; One second elastic component is in order to contact buckling piece person; It is characterized in that: this sliding component also has a pushing part, is that to be exposed to sliding part outer and be positioned at this buckling piece bottom surface; Buckling piece also has Yi Dingyuan, is that the periphery from buckling piece down extends and forms, and to be a preset distance corresponding with the pushing tow face of pushing part.

Wherein this pushing part is a body of rod, and the one end extends the pushing tow face that without exception is a scalene cone.

Wherein this top wall is that periphery along this buckling piece down extends and forms.

Wherein the top wall of this buckling piece is to be a prominent rib.

Wherein the intersection of this body of rod and this pushing tow face with the distance of this top wall with respect to this body of rod, just equals chimeric preset width of this buckling piece.

For allowing your juror can more clearly understand the utility model, lift the utility model one preferred embodiment now, and cooperate following diagram to describe it in detail, wherein:

Fig. 1 is arranged at the suitcase schematic appearance for commonly using lockset;

Fig. 2 is the sectional view of the 2-2 direction of Fig. 1;

Fig. 3 is the three-dimensional exploded view of the utility model one preferred embodiment;

Fig. 4 is the combination dissected figure of the utility model one preferred embodiment, shows that it is in the state of locking;

Fig. 5 is the combination dissected figure of the utility model one preferred embodiment, shows that it is in the state of unlatching;

Fig. 6 is the cut-away view of another preferred embodiment.

See also Fig. 3, Lock for box 20 of the present utility model is made of a base 30, a sliding component 40, a buckling piece 50, one first elastic component 60 and one second elastic component 70 respectively.

A slotted eye 32 is run through near the place, bottom in these base 30 its two sides; One dividing plate 31 is positioned at the right side of this slotted eye 32; One embedding post 34 is based in the bottom of this base 30.

This sliding component 40 has a spacing lock 42, a pair of pivot sheet 44 and a pushing part 46; This slippage is arranged on this each pivot sheet 44 by one first shaft tip 48 second month in a season 40, and its two ends are fixedly arranged on the base 30, makes this sliding component 40 can be limited in this first shaft tip 48 and is doing slippage between first and second position on this base 30; These spacing lock 42 upper ends are provided with a lockhole 422, and the lower end then is provided with half circular card post 424; This pushing part 46 is a body of rod 462 by a side of this spacing lock 42 emergence one predetermined length L1 outwardly; Wherein, a pushing tow face 464 extends from an end of this body of rod 462, and lid is scalene cone.

One end of this buckling piece 50 is articulated on this base 30 by one second shaft tip 52; One fitting portion 53 is along the other end of this buckling piece 50 preset width L2 that stretches out; One card post 54, an end of the bottom of this buckling piece 50 vertical extent one predetermined length down certainly; One round recessed 56 is arranged at these buckling piece 50 bottoms and with respect to the embedding post 34 of this base 30; In addition, 58 on a top wall is from the periphery of this buckling piece 50 vertical extent and forming down.

This first elastic component 60 is a helical spring, is between between the sidewall of this sliding component 40 and this base 30, is positioned on the primary importance in order to these sliding component 40 normalities of contact.

This second elastic component 70 is a helical spring, and the one end is embedded in the round recessed 56 of this buckling piece 50, and the other end then is sheathed on the embedding post 34 of this base 30, does the sporter of pivot pendulum in order to this buckling piece 50 of contact.

See also Fig. 1, Fig. 2 and Fig. 4, this lockset 20 is arranged at the mode of suitcase and the mode of locking suitcase all belongs to prior art, not in giving unnecessary details, states it clearly so select feature of the present utility model now.When this lockset 20 during in locking, this sliding component 40 is positioned on this primary importance, push this buckling piece 50 after, make fitting portion 53 fastened by sliding component 40, and its buckling end just equals the width L2 of this fitting portion 53, so 70 on this second spring is compressive state; In addition, the pushing tow face 464 of this pushing part 48 is positioned at the top wall 58 left pre-positions of this buckling piece 50, and it just equals the length L 1 of this body of rod 462 at interval; Insert in the lockhole 422 of this sliding component 40 by a key again, rotate a predetermined angular after, this semicircle card post 424 is subjected to dividing plate 31 stoppers of this base 30, and limits this sliding component 40 slippages.

See also Fig. 3, Fig. 5, when the user opens this lockset 20, earlier a key (not showing on the figure) is inserted in the lockhole 422 of this sliding component 40, after rotating a predetermined angular, make its semicircle card post 424 just with dividing plate 31 intervals one preset distance of this base 30, slide onto the second place and can push this sliding component 40 by this primary importance, when this sliding component 40 is made evolution, 462 pairs of its bodies of rod should top wall 58 the position gradually towards right slippage, and the length L 1 that slides onto this body of rod 462 when this sliding component 40 is when slightly equaling the width L2 of fitting portion 53 of this buckling piece 50, and this fitting portion 53 is a critical point with these buckling piece 50 contact jaws; The top wall 58 of this buckling piece 50 of intersection contact of this body of rod 462 and this pushing tow face 44, when this sliding component 40 continues by primary importance towards second place slippage, this top wall 58 can be subjected to the angle change of these pushing tow face 464 its scalene cones and pass, and by the passing guiding strength that this scalene cone produced, make fitting portion 53 that this sliding component 40 fastens these buckling pieces 50 and this sliding component 40 critical point then be release conditions, the strength that cooperates this second spring 70 this buckling piece 50 of contact again by compression, then this buckling piece 50 of pushing and pressing is done with reaching the swing of work one pivot, so the card post 54 of this buckling piece 50 discharges the latch hook of case lid, finishes the motion of unlatching.

See also Fig. 6 and be the diagram for another preferred embodiment of the present utility model, what they were different with aforementioned preferred embodiment is, a buckling piece 80 has a prominent rib 82 and is aforesaid top wall 58, and this prominent rib 82 is arranged at a side of the round recessed 84 of this buckling piece 80; The body of rod 922 length of one sliding component, 90 its pushing parts 92 are longer; By this, strength and this second spring 70 pushing tow strength of this prominent rib 82 of passing of pushing tow face 924 its scalene cones generation guidings of this pushing part 92 can be more concentrated, and this buckling piece 80 of pushing tow can be opened rapidly more swimmingly.

Claims

1. a Lock for box is to be arranged on the suitcase block openend, and it includes:

One base;

One sliding component is the end of pivot in base, is used to do on the base slippage between first and second position; This sliding component has a locking bolt in order to lock sliding component on primary importance;

One buckling piece is the other end that is hubbed at base, has when a fitting portion is positioned at primary importance for sliding component to be interlocked;

One first elastic component is in order to the contact sliding component;

One second elastic component is in order to the contact buckling piece;

It is characterized in that:

This sliding component has more a pushing part, is that to be exposed to sliding part outer and be positioned at this buckling piece bottom surface;

Buckling piece has more Yi Dingyuan, is that the periphery from buckling piece down extends and forms, and to be a preset distance corresponding with the pushing tow face of pushing part.

2. Lock for box according to claim 1 is characterized in that, wherein this pushing part is a body of rod, and the one end extends the pushing tow face that without exception is a scalene cone.

3. Lock for box according to claim 1 is characterized in that, wherein this top wall is that periphery along this buckling piece down extends and forms.

4. according to claim 1,3 described Lock for box, it is characterized in that wherein the top wall of this buckling piece is to be a prominent rib.

5. according to claim 1,3 or 4 described Lock for box, it is characterized in that wherein the intersection of this body of rod and this pushing tow face with the distance of this top wall with respect to this body of rod, just equals chimeric preset width of this buckling piece.