CN2362996Y - Padlock for iron railings - Google Patents

Abstract

The utility model relates to a padlock which comprises a padlock plunger (21) and padlock bodies (32, 33). Each of the padlock bodies (32, 33) is provided with a padlock gap (43) and mating holes (37, 38) which are formed at both sides of the padlock gap (43). The mating holes (37, 38) receive the padlock plunger (21). A spring bolt (14) is arranged in each of the padlock bodies (32, 33), used for releasing the padlock plunger (21). A transverse padlock plunger (10) is matched with the spring bolt (14), and then, the operation of the spring bolt (14) can be controlled. The transverse padlock plunger (10) is arranged in each of the padlock bodies (32, 33). A user operates a padlock component (6) which acts on the transverse padlock plunger (10), so that the transverse padlock plunger (10) axially moves. Fitting between the spring bolt (14) and the transverse padlock plunger (10) is realized by corresponding fitting surfaces (15, 12a). One of the fitting surfaces is a tilting surface (12a). The fitting surface (15) slides along the tilting fitting surface (12a). The axial movement of one component (10 or 14) drives the axial movement of the other component (10 or 14). The utility model is characterized in that the component (10) extends by a channel (16) which is arranged on the component (14), and the channel extends from one end of the component (14) to an opposite end.

Description

A kind of padlock that is used for iron bar

The utility model relates to a kind of lock.Specifically, the utility model relates to a kind of Double-core padlock that is used for iron bar.But be appreciated that the utility model is not limited to be used for iron bar, also can have many different application.

Fig. 1 shows Taiwan utility model application No.84202129 (prior art).This twin-core laterally lock comprises and defines main body 10 and the lock dog 50 of wherein locking space 16.Main body 10 and lock dog 50 have the aligning locking bolt hole 13,52 of passing extension from it.When lock-out state shown in Figure 2, locking bolt 70 passes locking bolt hole 52,13.Locking bolt 70 has two cannelures that separate 71,72.When latched position shown in Figure 2, the bolt tongue 21 of spring hitch 20 cooperates in close cannelure 72.Spring hitch 20 is elongate articles in axial sliding, and presses to latched position by spring 24.Locking piece 20 comprises side mouth 22.One end of primary and secondary pin 40,42 can be movable in the side mouth.Female pin 40 tapered end face cooperate with the respective ramp of side mouth 22 on being formed on spring hitch 20.In latch-up structure shown in Figure 2, spring 24 is pressed on the spring hitch 20, so bolt tongue 21 is accommodated in the annular groove 72.When at non-locking during the stage during key, female pin 40 is upwards pushed away, and tiltedly fitting face moves each other, so the bias voltage of antagonistic spring 24 promotes spring hitch 20 but as shown in Figure 1.Can from annular groove, retract bolt tongue 21 like this, so discharged locking bolt 70.

As can be seen, female pin 40 only meshes with the side of spring hitch 20 from Fig. 1 and Fig. 2.Between two parts, have only less contact surface, and if be not processed at these parts and have accurate tolerance, this mating surface can unexpectedly be thrown off so.Perhaps, the phenomenon that also may block.Therefore this device can not be used when key.

The purpose of this utility model provides a kind of lock, and this lock can be eliminated or reduce shortcomings more above-mentioned at least.

The lock that provides according to an aspect of the present utility model comprises: locking bolt; Have the lock space and be the lock main part of the mating holes that receives locking bolt in the both sides in lock space; Discharge the spring hitch of locking bolt, this spring hitch has central axis and is located in the lock body; Laterally locking bolt extends transverse to spring hitch in lock body, and laterally locking bolt has central axis and cooperates operation with the control spring bolt with spring hitch; The user can operate the operable locks parts of horizontal locking bolt, to move axially horizontal locking bolt; By corresponding matching surface at spring hitch and the horizontal adapting device between the locking bolt, one of them matching surface for tilting, second along sliding on the matching surface that tilts, moving axially of parts drives moving axially of another parts; One of them parts extends through the passage that is located on another parts, and this passage extends to the opposite end from an end of described another parts.

Manual in the application also can at length have been described the parts in the utility model, element and feature separately or synthetically, and the combination of any two a plurality of excessively any or all of described parts, element or feature, and the specific integral body of mentioning here known to those skilled in the art be equivalent, if propose separately, these known equivalents also are considered to be included in here so.

For the utility model is further understood, by example an embodiment is described referring now to accompanying drawing.

Fig. 3 is the exploded perspective view according to the padlock of most preferred embodiment design of the present utility model;

Fig. 4 is the lateral cross-sectional view of the padlock under lock-out state shown in Figure 3;

Fig. 5 is a unshowned lateral cross-sectional view under unlocked state among Fig. 4;

Fig. 6 is the stereogram of the plan of the padlock shown in Fig. 3 when using; And

Fig. 7 is the installation stereogram of the padlock during the plan shown in Fig. 6 is used.

As shown in Figure 3, this padlock is made up of two parts lock body that comprises main part 32 and arm 33.Main part 32 is uneven U-shaped structure.Arm 33 is fixed to an end of the lower arm part of main part 32.Main part 32 and arm 33 have complementary matching surface, to realize arm 33 fixedly securing to main part 32.Fixedly be to insert the respective aperture 39 that is located on the arm 33 by pair of screws 41 to realize, screw 41 cooperates with respective aperture 40 on being located at main part 32.As shown in Figure 3, the hole 39 on the arm 33 can cover by corresponding cap 42.The lock body that installs defines central authorities lock space 43.

The other end with respect to being fixed on the end on the main body 32 of arm 33 has through hole 38, and this through hole aligns with the blind hole 37 on being located at main part 32.Locking bolt 21 passes the hole 38,37 of alignment, extends by lock space 43 in mode shown in Figure 4.Thrust spring is received within the end of blind hole 37, pushes down locking bolt 21 on the direction of hole 37 outlets.

Locating hole 35 (Fig. 3) feeds main body 32 and processes, and vertical blind hole 37 and extending.Locating hole 35 also is a blind hole.What be inserted into locating hole 35 is spring hitch spring 13 and spring hitch 14.As shown in Figure 4, spring hitch spring 13 is towards the direction pressing spring bolt 14 of locking bolt 21.Spring hitch 14 has elongated cylindrical key 18, and this key has central axis longitudinally.Spring hitch tongue 17 is positioned at an end of spring key 18.This bolt tongue 17 has the spring hitch that radially the extends surface 17a (see figure 5) that cooperates with locking bolt 21, and its operation will be described at the appropriate time.The other end of spring key 18 has radially the groove 16 that extends, and its structure be the passage of extension radially, at the other end of spring hitch lock body 18 towards spring hitch spring 13 openings.Passage 16 extends perpendicular to the spring hitch surface 17a that is located on the spring hitch tongue 17.Hook pin 15 and the passage 16 that radially extends intersect extension.

What be parallel to locating hole 35 extensions is the cylinder hole 36 of an end opening.Locating hole 35 and circular hole 36 link together by transverse holes 45.Transverse holes 45 is all intersected with circular hole 36 and locating hole 35 and is extended, and as shown in Figure 5, extends beyond locating hole slightly and arrives cecum.The other end in hole 45 is sealed by end cap 44.What admit in transverse holes 45 is lateral hook bolt 10.Lateral hook bolt 10 comprises the hook portion 12 that is positioned at the one end, in order to cooperate with hook pin 15.Lateral hook bolt 10 is processed into by elongated cylindrical bar, has central axis longitudinally.Hook portion 12 has flush end, so can be inserted into the radial passage 16 that is located at spring hitch main body 18.The openend of hook portion 12 comprises inclined plane 12a and stop surface 12b, and this stop surface is parallel with the vertical central axis of spring key 18.As shown in Figure 4, hook pin 15 is received within the openend of hook portion 12.

Two locks of surveying face that are formed in lateral hook bolt 10 that separate with hook portion 12 rotate recess 11.Each lock rotates recess 11 and is limited by the face that basal plane 11b and contact surface 11a reach with respect to contact surface.Basal plane 11b is limited by coupling part, plane 11c wherein.The vertical hook portion 12 of coupling part 11c and extending.

Be received in the cylinder hole 36 is the exercisable lock cylinder 6 of a pair of user.In each lock cylinder 6 admittance are combination disk 4 and spacers 5 of selectively arranging.This lockset has nearly 1,000,000 password combination.Therefore more durable and more difficult quilt is prized than the cylindrical billiard lock of the prior art shown in Fig. 1 and Fig. 2.Each cylinder 6 has the groove 47 that extends along its circumferential surface, and this groove 47 is parallel with the vertical central axis of cylinder 6.At assembled state, lock pin 7 is positioned at this groove 47.

Each cylinder 6 remains in the respective end of cylinder hole 36 by annular pin 3.This lock pin has circular circumferential groove 49.The snap ring 2 of hardened steel is positioned at circumferential groove 49, and with the opening of cylinder hole 36 near on 50 engagements of corresponding groove, make lock pin 3 clampings location.This layout is difficult to extract, and is therefore superior than the layout shown in the prior art.In addition, being labeled as 51 first combination disk 4 also is converted steel.So just reduced the possibility of carrying out drilling by the combination disk 4 of lock cylinder 6.When correct key 1 is inserted into of two lock cylinders 6 and passes through combination disk 4, lock cylinder 6 is rotated.The opposite end of lock cylinder 6 has been formed swivel joint 8 to the openend of cylinder hole 6.These each swivel joints 8 are formed by radially extending projection, and the lock that this projection is positioned at separately rotates recess 11.Swivel joint 8 cooperates with various contact surface 11a, shown in Figure 4 and 5, makes lateral hook bolt 10 towards moving right.

The major part 32 of lock main body also has the hole 46 of passing extension from the both sides of cylinder hole.This hole 46 receives pin 9, and this pin has limited rotatablely moving of swivel 8 and exceeded latched position.The end restriction that rotatablely moves also by each swivel of swivel 8 exceeds unlocked position, and each swivel is near on the face with respect to the lock rotation recess 11a of contact surface 11a.

Arm 33 also comprises the stop hole of minor diameter.This stop hole 34 forms blind hole 48 (Fig. 4,5) in roughly extending on vertically and intersecting with through hole 38 of arm 33 on arm 33.This blind hole 48 receives them when making retaining spring 29 and latch 30 be inserted into stop hole 34.Retaining spring 29 is pushed down latch 30 with the direction of stretching out blind hole 48.In case after the critical piece of padlock installs, cap 31 is inserted into the openend of stop hole 34.Cap 31 can be identical with the metal material of lock body, and after the critical piece of padlock installs, can be welded in place cap.Simultaneously, other anyly is inserted into separately that the end cap of the openend in hole can be welded in place.

Can be clear that from Fig. 3 locking bolt 21 comprises two circumference annular grooves that separate 23,26.Each circumference annular groove is limited by the stop surface 24,28 of a side of the outer end of close locking bolt 21.The inboard of each circumference annular groove 23,26 is limited by inclined plane 25,27.From Fig. 4, be appreciated that when locking bolt 21 during in latched position.Latch 30 cooperates with circumference annular groove 26.The latch 30 that is pressed in the annular groove 26 by retaining spring 29 cooperates with stop surface 28, to stop the further insertion of locking bolt 21.When locking bolt 21 was in unlocked state shown in Figure 5, latch 30 cooperated with annular groove 23 and resists stop surface 24, stops further returning of locking bolt 21.Equally, as shown in Figure 4, spring hitch tongue 17 cooperates with annular groove 23, and the returning of the locking bolt 21 that is in the lock state with prevention of opposing stop surface 24.

Fig. 6 and Fig. 7 show the practical application of padlock.As shown in Figure 6, this padlock can be used for locking wire netting wall, hedge or enclosure wall.This padlock is fixed in around the outermost end bar of door.Fig. 7 shows main part 32, and arm 33 can be installed around end bar 52, so that the padlock location.Because padlock has two lock tubes in relative both sides, so padlock can be operated by inserting key in the both sides of door through keyhole 6a (only showing).

In operation, the user is inserted in the exercisable lock cylinder of user one to key 1.Insert key and can make cylinder 6 rotations, and swivel 8.Under lock-out state, an end face of swivel 8 is near contact surface 11a.The rotation of swivel 8 will promote contact surface 11a towards the right side, up to arriving position shown in Figure 5.Then the right hand moves lateral hook bolt 10, and the surperficial 12a of inclination will move right.Owing to hook pin 15 is fixed by spring hitch spring opposing inclined plane 12a, moving right of lateral hook bolt causes hook pin 15 to move towards the cecum of locating hole 35.Then, spring hitch tongue 17 is pulled out from the mated condition of annular groove 23, has discharged locking bolt 21 like this.Locking bolt 21 is open under the effect of spring 20.

Claims (15)

1, a kind of lock comprises:

Locking bolt;

Lock body, this lock body have the lock space and are located at the hole that the both sides of locking the space receive the aligning of locking bolt;

Discharge the spring hitch of locking bolt, this spring hitch has central axis and is formed in the lock body.

Horizontal locking bolt, this horizontal locking bolt along the spring hitch horizontal expansion, have central axis and cooperate operation with the control spring bolt with spring hitch in lock body;

The exercisable lock assembly of user, these parts are operable on the horizontal locking bolt, and horizontal locking bolt is axially moved;

Cooperation between spring hitch and the horizontal locking bolt realizes that by corresponding matching surface one of them is the matching surface that tilts, and slides on the matching surface of second edge inclination, and moving axially of parts drives moving axially of another parts;

It is characterized in that: one of them parts extends through the passage that is located on another parts, and this passage extends to the opposite end from an end of described another parts.

2, lock according to claim 1, wherein second matching surface is positioned at passage.

3, lock according to claim 1 and 2, wherein passage is an otch

4, lock according to claim 1 and 2, wherein passage is the pipeline that is positioned at an end of spring hitch, the other end of spring hitch cooperates with locking bolt.

5, lock according to claim 4, wherein pipeline intersects extension through central axis and spring hitch, and pipeline extends vertically up to the surface of the spring hitch that cooperates with locking bolt.

6, lock according to claim 4, wherein the existence form of second matching surface is the surperficial horizontal expansion that pin is positioned at along two parts.

7, lock according to claim 4, the matching surface of its medium dip has formed the part of the hook portion of associated member.

8, lock according to claim 7, wherein the openend of hook portion comprises the matching surface of inclination and the central axis almost parallel of another parts of forming along second matching surface extends stop surfaces.

9, lock according to claim 9, wherein hook portion is formed on the horizontal locking bolt, separates with hook portion to be the side recess, and an end of this recess is limited by contact surface, rotation end that can the person's of manipulating operable lock parts with respect to contact surface, thus move axially horizontal locking bolt.

10, lock according to claim 10 wherein is formed with two recesses in the relative both sides of horizontal locking bolt, and each recess can be operated with user's operable lock parts separately.

11, lock according to claim 10, wherein hook portion is essentially the plane, and each recess limits by basal plane, limits the coupling part that is essentially the plane by two basal planes, and extend perpendicular to hook portion the coupling part.

12, lock according to claim 4 wherein rotates banking pin and each user's operable lock parts interrelates, and to limit the rotation of each user's operable lock parts, each rotation banking pin is inserted into the respective end of main body.

13, lock according to claim 4, wherein user's operable lock parts are assembled by selectively arranging combination disk and password spacer.

14, lock according to claim 13, first combination disk that wherein is positioned at the most close lock main body outside are hardened steel.

15, lock according to claim 14, wherein each user's operable lock parts is received by the hole in the lock main body, and opening wherein is by the pin spare sealing with annular groove of admitting the hardened steel snap ring.

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