CN102373846B

CN102373846B - Foldable lock

Info

Publication number: CN102373846B
Application number: CN2011103275708A
Authority: CN
Inventors: 陈茂翼
Original assignee: Sinox Co Ltd
Current assignee: Sinox Co Ltd
Priority date: 2011-10-25
Filing date: 2011-10-25
Publication date: 2013-08-14
Anticipated expiration: 2031-10-25
Also published as: CN102373846A

Abstract

The invention discloses a foldable lock. The foldable lock comprises a first lock body provided with a first adjoining plane, a second lock body provided with a second adjoining plane and a lock rod group which is formed by mutually pivoting a plurality of lock rods; the first lock body is provided with a rotary buckle member protruding out of the first adjoining plane; relative to the rotary buckle member protruding out of the first adjoining plane, the second adjoining plane of the second lock body is provided with a containing groove and a guide groove which is communicated with the containing groove; and the guide groove is a groove having an aperture which is gradually reduced to be the same as an inlet of the containing groove and is communicated with the containing groove. When the foldable lock provided by the invention is used, the first lock body and the second lock body are held by left and right hands of a user to move the first lock body and the second lock body in opposite directions; and the first lock body and the second lock body are primarily orientated by the adjoining planes with complementary shapes, and the rotary buckle member on the first adjoining plane is positioned by the guide groove on the second adjoining plane, so that the lock bodies are adjoined and positioned. As the lock bodies can be matched and pivotally rotated, the time for locating is reduced when the lock bodies are combined; and the accurate positioning is not needed so that the operation is convenient.

Description

Fold latch

Technical field

The present invention relates to a kind of lockset, belong to field of mechanical technique.

Background technology

For the lockset that is applied on the outdoor removable utensil, as vehicle or other removable utensils such as bicycle, motorcycles, common locking mode is to use lockset that they and immovable object such as cylinder or other fixed equipments are locked together, this lockset is usually except lock body itself, need possess the cable that can center on the thing of fixed equipment and desire lock, as cable wire lock, chain lock, taking in of cable wire lock needs be furled by the user, chain lock is then not easily contained, therefore goes out to carry inconvenience.

Have in the prior art with plural locking bar and be articulated to reach fold latch around purpose, as shown in Figure 1, locking bar is tabular usually, except deployable so that being sheathed on the object, also can be switched to the mutual close-stacked of each locking bar, can be accommodated in the middle of box or the sack.When this fold latch is locked, the bonnet lock hole on the locking bar end alignment lock body could be fastened, the action of fastening need be carried out the aiming of thin portion and fold latch could be locked operation inconvenience.

Summary of the invention

Technical problem to be solved by this invention provides a kind of easy to operate fold latch, does not need the aiming of thin portion to fasten, open during use and collapsible when taking in, can around thing to be locked is locked on the fixture.

For solving the problems of the technologies described above, the invention provides a kind of fold latch, comprise first lock body with first mating face, second lock body with second mating face and articulated the locking bar group that forms by plural locking bar mutually, it is characterized in that, described first lock body has the rotary buckle that is stretched on first mating face, with respect to the rotary buckle that is stretched on first mating face, the gathering sill that second mating face of described second lock body is provided with a storage tank and is communicated with storage tank, described gathering sill are that a bore is contracted to the groove that entrance with storage tank is identical and be communicated with gradually.

First mating face on first lock body is arc-plane or stairstepping plane, have on second mating face on second lock body shape and the first mating face complementation and limit first mating face to another arc-plane or the stairstepping plane of a direction motion.Separablely between two lock bodies also can engage and combine by two mating faces.

Described first lock body and described second lock body articulate mutually with the two ends of described locking bar group respectively.

Described locking bar is that the axle center rotatablely moves in the plane that is parallel to each other with the articulated section, and rotatablely moves thus and drive the action of two lock bodies, two lock bodies are separated from each other or are bonded to each other.

After being combined with second lock body, described first lock body becomes the ring of a sealing with described locking bar fabric.When this ring was not sheathed on the object, each locking bar that then can pivot made its mutual close-stacked and is convenient to accommodate.

Comprise a rotating lock core in described first lock body, described rotary buckle is positioned at an end of described lock core, and rotates along with the rotation of lock core, and the other end of described lock core is provided with lockhole.

Described rotary buckle enters in the storage tank along gathering sill, and when rotating to preset angles, described storage tank stops described rotary buckle to break away from storage tank, finishes the action of locking.

The beneficial effect that the present invention reaches:

Fold latch of the present invention in use, the user can the right-hand man respectively hold first and second lock body and make it mobile in opposite directions, tentatively directed by the mating face with complementary shape, by the gathering sill on second mating face rotary buckle on first mating face is positioned, can finish lock body and engage the location; Because lock body itself also can cooperate pivot, can reduce make lock body in conjunction with the time the required time of location, do not need careful location, easy to operate.

Description of drawings

Fig. 1 is fold latch of the prior art;

Fig. 2 is fold latch one embodiment schematic diagram of the present invention;

Fig. 3 is the fold latch first lock body embodiment schematic diagram of the present invention;

Fig. 4 is the fold latch first mating face embodiment schematic diagram of the present invention;

Fig. 5 is the fold latch second lock body embodiment schematic diagram of the present invention.

Among the figure, 110 first lock bodies; 111 first mating faces (a, b); 112 articulate teat;

120 second lock bodies; 121 second mating faces (a, b); 122 articulate teat;

123 storage tanks; 124 gathering sills; 130 containing holes;

131 rotary buckles; 132 lockholes; 141 first stopper sections;

142 second stopper sections; 200 locking bar groups; 210 locking bars;

211 first ends; 212 second ends; 220 articulated sections.

The specific embodiment

Below in conjunction with accompanying drawing the present invention is further described.Following examples only are used for technical scheme of the present invention more clearly is described, and can not limit protection scope of the present invention with this.

As shown in Figure 2, fold latch of the present invention mainly comprises first lock body, 110, the second lock bodies 120, and the locking bar group of being made up of plural locking bar 210a-210c 200.First lock body and second lock body articulate mutually with the two ends of locking bar group respectively.Each locking bar can both be that the axle center rotatablely moves in the plane that is parallel to each other with the articulated section, and can rotatablely move thus and drive the action of two lock bodies, two lock bodies are separated from each other or are bonded to each other.Wherein first lock body 110 and second lock body 120 have respectively in first mating face 111 and second mating face, 121, the first lock bodies 110 and include lock core; First mating face 111 is the arc-plane of recessed epirelief, second mating face 121 have with first mating face 111 on the arc-plane of complementary following protruding fovea superior, be combined with direction move toward one another shown in the arrow B in scheming when the combination of this kind complementation more is conducive to limit the mating face joint of first lock body 110 and second lock body 120.This direction of setting among this figure is for convenience of explanation, and first lock body and second lock body articulate mutually with the two ends of locking bar group respectively, so that lock body can rotate in the articulated section is arbitrarily angled, and the direction that its bonding position is not limited to mark among this figure.Arc-plane also can be the plane of shapes such as other stairsteppings that are complementation, waveform in other embodiments.

In preferred embodiment of the present invention, locking bar group 200 comprises the locking bar 210a-210c of eight equal in length.Each locking bar 210 has first end 211 and second end 212, and locking bar is provided with circular hole and connects locking bar and adjacent locking bar thereof for connectors such as rivet or screws.Wherein, the articulated section of locking bar 210a and first lock body 110 is positioned at the pivot joint teat 112 of first lock body 110; The pivot joint of locking bar 210b and second lock body 120 is positioned at the pivot joint teat 122 of second lock body 120.Each locking bar 210 can be that A is rotated on the plane that is parallel to each other in the axle center with its articulated section 220 all with lock body, and rotates combination or the separation that drives lock body thus.

The joint on two mating faces enters in the storage tank of second lock body rotary buckle 131.As shown in Figure 3, rotary buckle 131 is for the part of lock core and be positioned at an end of lock core, and is stretched on outside the containing hole 130 of lock core.The other end of lock core then is provided with lockhole.As shown in Figure 4, lockhole 132 is positioned at the dorsal part with first mating face, 111 rightabout first lock bodies 110.When key inserts in the lockhole 132, can rotate to drive rotary buckle 131.When key inserts in the lockhole and rotates key, face first mating face 111 this moment, can see rotary buckle 131 and rotate in a counter-clockwise direction, and the preferable anglec of rotation is 90 °, finish and lock, and first lock body 110 and second lock body 120 are fastened and no longer relatively move.

As Fig. 2, shown in 5, with respect to the arc-plane on first mating face 111 on first lock body 110, have then on second mating face 121 of second lock body 120 that shape is complementary with it to stop another arc-plane that first mating face 111 moves downward, the gathering sill 124 that the second mating face 121a is provided with a storage tank 123 and is communicated with the notch of storage tank 123, gathering sill 124 is arrival end at the end with the edge of second lock body 120, with storage tank 123 junctions be the port of export, gathering sill 124 is the diminishing groove of a bore from arrival end to the port of export, in the junction of gathering sill 124 with storage tank 123, the bore of gathering sill 124 equals or is slightly larger than storage tank 123 notches, does not need accurate aligning can be easy to enter in the storage tank 123 along gathering sill 124 with the guiding rotary buckle.The shape of storage tank 123 then cooperate rotary buckle 131 to enter and therein the rotation action and arrange; Be depicted as the amplification diagram of storage tank 123 in the circular dashed line, wherein the b position is at notch, and position a to the equal in length of b in till a ＇ to the length of b ＇; A is the circular arc of tolerable rotary buckle 131 rotations to a ＇.Rotary buckle 131 can enter storage tank 123 by the b position, and will occupy position a to the length of b; When it rotates, be introduced into one of storage tank 123 end and will turn to a ＇ position along circular arc by a position; One of opposite direction end then turns to b ＇ position by the b position along circular arc; So after rotary buckle 131 rotates 90 °, it will occupy position a ＇ to the length of b ＇.

When first mating face 111 and second mating face 121 by the arc-plane guiding and be bonded with each other, also make that lock body interosculates simultaneously.When first lock body 110 with after second lock body 120 engages, insert key in the lockhole this moment, namely rotatable key rotates rotary buckle 133 in storage tank 125.When towards second mating face 121, visible rotary buckle 133 carries out the clockwise direction half-twist, and after rotation finished, rotary buckle 133 occupied position a' to the length of b', and near first stopper section 141 and second stopper section 142 and no longer rotation; Lock body 110,120 namely can't carry out relative motion and finish and lock.

When lock body engage and finish lock after, 120 of first lock bodies 110, second lock body be with no longer relative motion, and the ring that seals of lock body and 200 formation one of locking bar group; When this ring was not sheathed on the object, user's each locking bar 210 that can pivot made its mutual close-stacked be convenient to take in.

The above only is preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvement and distortion, these improvement and distortion also should be considered as protection scope of the present invention.

Claims

1. fold latch, comprise first lock body with first mating face, second lock body with second mating face and articulated the locking bar group that forms by plural locking bar mutually, it is characterized in that, described first lock body has the rotary buckle that is stretched on first mating face, with respect to the rotary buckle that is stretched on first mating face, the gathering sill that second mating face of described second lock body is provided with a storage tank and is communicated with storage tank, described gathering sill are that a bore is contracted to the groove that entrance with storage tank is identical and be communicated with gradually;

First mating face on first lock body is arc-plane or stairstepping plane, have on second mating face on second lock body shape and the first mating face complementation and limit first mating face to another arc-plane or the stairstepping plane of a direction motion;

Described rotary buckle enters in the storage tank along gathering sill, and when rotating to preset angles, described storage tank stops described rotary buckle to break away from storage tank.

2. fold latch according to claim 1 is characterized in that, described first lock body and described second lock body articulate mutually with the two ends of described locking bar group respectively.

3. fold latch according to claim 1 is characterized in that, described locking bar is that the axle center rotatablely moves in the plane that is parallel to each other with the articulated section, and the drive two lock bodies action that rotatablely moves thus.

4. fold latch according to claim 1 is characterized in that, becomes the ring of a sealing after described first lock body is combined with second lock body with described locking bar fabric.

5. fold latch according to claim 1 is characterized in that, comprises a rotating lock core in described first lock body, and described rotary buckle is positioned at an end of described lock core, and rotates along with the rotation of lock core, and the other end of described lock core is provided with lockhole.