CN2881015Y - Rust-proof lock - Google Patents

Abstract

The utility model discloses a rust-proof lock comprising a first lock hole, a second lock hole, a lock core, a lock body and a U-shaped lock rod having a pivoting end and a moving end. The moving can press down locking or release locking upwards. It is characterized in that: the lock body also comprises a lock axis; the pivoting end passes through and is connected with the lock axis; the lock core is provided with a locking position which can fasten the lock axis and limit the motion range of the moving end when the pivoting end connected with the lock axis moves downwards under force, and an unlocking position which can release fastened state with the lock axis and make the moving end freely move relative to the lock body. The utility model makes the lock core does not need to be communicated with the U-shaped lock rod by changing the locking mode of the lock core and the U-shaped lock rod, so as to prevent the situation of that the lock cannot be unlocked or locked, which is caused by that liquid or dust medium infiltrates into the lock core from the moving end, causing corrosion and fixation.

Description

Antirust lockset

Technical field

This is novel to be a kind of lock structure, is meant a kind of lock structure that core suffers corrosion, set that reduces especially.

Background technology

General lock structure may be exposed to outdoorly because of long-term, and through wind and weather or infiltrated by liquid mediums such as fog, dust fall and dew, makes core be subjected to corrosion and causes and can't open or the situation of set.

As shown in Figure 1, the structural representation of existing lockset.As shown in the figure because of existing lockset is to utilize core 2 to limit the displacement of the movable end 6 in the U-shape lock bar 4, it is remained in the lockhole 8 and makes lockset keep locking.Therefore must be connected between core 2 and the lockhole 8, also cause dustiness, liquid medium to be very easy to invade and infiltration core and cause the situation of corrosion set from lockhole 8.

For improving above-mentioned situation, the TaiWan, China patent announcement provides for No. 185348 and No. 528085 waterproof lockset to infiltrate core to prevent liquid medium respectively.Wherein the waterproof lockset of No. 185348, patent announcement is to infiltrate from lockhole to prevent liquid medium by extending taper Huan portion in the lockhole position and install the Coupling that can combine closely with taper Huan portion additional on the U-shape lock bar.But the tolerance that is allowed during owing to each component design makes above-mentioned design only can reduce liquid medium infiltrates, but after liquid medium infiltrates, owing to be close between lock body and lockhole and be sealed shape and can't ventilate, therefore on the contrary can't be by cross-ventilated mode with the liquid medium vaporization, so still can cause corrosion situation.

The three-dimensional combination figure of the waterproof lockset that No. 528085, patent announcement as shown in Figure 2; the design of this waterproof lockset mainly is the lock body containment vessel 12 that can fully coat lock body by setting up outside lock body, and the tolerance issues when utilizing embolism 14 to remedy between U-shape lock bar and lockhole design.And this kind design makes the cost of lockset significantly increase to calculate, and with No. 185348 identical situations that can't avoid corrosion fully of patent announcement.

Therefore, hope can be designed and can avoid dustiness, liquid medium to invade and the infiltration lock body, and can be with the dustiness that infiltrates, the antirust lockset that liquid medium is discharged.

Novel content

This novel technical problem to be solved is to provide a kind of antirust lockset, and particularly a kind of sharp snap close direction that changes core and U-shape lock bar invades and infiltrate the antirust lockset of core with minimizing dustiness, liquid medium.

This novel disclosed antirust lockset mainly include have first lockhole, the lock body of second lockhole, core and have pivot end and the U-shape lock bar of movable end is formed; Wherein movable end can press down locking or upwards remove locking by second lockhole.And it is characterized in that: lock body also comprises lock shaft, and pivot end passes through first lockhole and is connected with in lock shaft; And when the stressed interlock lock shaft of pivot end moved down, core had the locking position of the scope of activities of just can deduct lock shaft and restraint end, and the deduction state of releasing and lock shaft, and made the free movable unlocked position of the relative lock body of movable end.

Adopt the originally novel infiltration that the lock body containment vessel just can prevent dustiness, liquid medium that need not increase; after invading and infiltrate, dustiness, liquid medium also can utilize penetrating hole that liquid medium is discharged; and utilize embolism and hollow ring taps to block the infiltration of dustiness, liquid medium, further to reach the effect of antirust, anti-set.Below in conjunction with the drawings and specific embodiments to this novel being described in detail, but not as to this novel qualification.

Description of drawings

Fig. 1 is the structural representation of existing lockset;

Fig. 2 is the three-dimensional combination figure of existing waterproof lockset;

Fig. 3 is this novel structural representation;

Fig. 4 A is this novel locking schematic diagram;

Fig. 4 B is this novel release schematic diagram;

Fig. 5 A is for offering the structural representation in penetrating hole in this novel antirust lockset;

Fig. 5 B is that to offer the basis in penetrating hole novel, the schematic diagram of dustiness, liquid medium being discharged by penetrating hole;

Fig. 6 A is that the embolism first that is used in penetrating hole is implemented the aspect schematic diagram;

Fig. 6 B is that the embolism first that is used in penetrating hole is implemented the aspect schematic diagram;

Fig. 6 C is that the embolism that is used in key hole is implemented the aspect schematic diagram; And

Fig. 7 is the enforcement aspect schematic diagram of hollow ring taps.

Wherein, Reference numeral:

2: core 4:U type locking bar

6: movable end 8: lockhole

12: lock body containment vessel 14: embolism

20: 22: the first lockholes of lock body

Lockhole 26 in 24: the second: core

28: lock shaft 30:U type locking bar

32: pivot end 34: movable end

40a, 40b, 40c, 40d: penetrating hole 41a: labyrinth groove

41b: labyrinth groove 42: groove

100: inflate pump 110: embolism

110a: cylindrical shell 110b: buckle closure

120: penetrating hole 130: embolism

130a: an end end 140: penetrating hole

150: key hole 160: embolism

170: hollow ring taps 190: lockhole

The specific embodiment

This novel antirust lockset is to utilize the locking mode of existing lockset to avoid existing dustiness, liquid medium by the lockhole intrusion of movable end and the situation of infiltrating, and because core and pivot end do not have the relation of direct interlock yet, so dustiness, the liquid medium lockhole by pivot end infiltrates and the situation of intrusion core also can be avoided.

As shown in Figure 3, this novel configuration diagram.As shown in the figure, antirust lockset is by the lock body 20 with first lockhole 22, second lockhole 24, core 26 and have pivot end 32 and formed with the U-shape lock bar 30 of movable end 34, wherein movable end 34 can press down locking or upwards remove locking by this second lockhole 24, and the feature of this antirust lockset is to be: lock body 20 also comprises lock shaft 28, and pivot end 32 is connected with lock shaft 28 by first lockhole 22; And when pivot end 32 stressed interlock lock shafts 28 move down, core 26 has the locking position of the scope of activities of just can deduct this lock shaft 28 and restraint end 34, and the deduction state of releasing and lock shaft 28, and make movable end 34 relative lock body 20 free movable unlocked positions.

To the snap close mode that this is novel be described by Fig. 4 A and Fig. 4 B below.Wherein Fig. 4 A is shown is the locking schematic diagram, and Fig. 4 B shown be the release schematic diagram.

Locking schematic diagram as Fig. 4 A, when this Rustproof lock desire keeps locking, need earlier the U-shape lock bar to be imposed downward active force (to the lock body direction application of force) pivot end 32 interlock lock shafts 28 are moved down, make core 26 move to default locking position by key turns again and limit the displacement of lock shaft 28 so that pivot end 32 interlock movable ends 34 keep locking (remaining in second lockhole).

Release schematic diagram shown in Fig. 4 B, when core 26 is subjected to the rotation of key to move to default unlocked position, lock shaft 28 can Yin Qinei the reaction force that elastic component produced and move up, pivot end 32 will upwards be removed locking by interlock with movable end 34 this moment.

In addition in the gap that should have tolerance in the application of reality between U-shape lock bar and the lockhole, therefore liquid medium still may be in tolerance clearance be infiltrated lock body, therefore this novel also utilization is offered the liquid medium discharge of a plurality of penetrating holes infiltrating in lock body, to strengthen rust-proof effect.

Shown in Fig. 5 A, in this is novel, offer the structural representation in penetrating hole.As shown in the figure the lock body 20 of this lockset in offer a plurality of penetrating hole 40a, 40b, 40c and 40d that communicate with core 26 with first lockhole 22, second lockhole 24, in order to dustiness, liquid medium and the cold day that discharge to infiltrate lock body 20 water droplet that frosting is shaped that freezes.Wherein, as long as the design of penetrating hole 40a, 40b, 40c and 40d can be discharged the dustiness, liquid medium etc. that infiltrate lock body 20, do not limit its size and direction and aspect.

Key hole tool is recessed as groove 42 in addition, and in the time of can preventing outside trickle, moisture is with the reverse infiltration of capillarity and can supply to fill in embolism 160 (Fig. 6 C); Labyrinth groove 41a, 41b are arranged on core and the lock body again, can prevent that moisture is with the reverse infiltration of capillarity.

Shown in Fig. 5 B, offer the novel blowdown draining schematic diagram of liquid medium being discharged of basis in penetrating hole by penetrating hole.In the application of reality penetrating hole 40a, 40b, 40c, with 40d except that deriving by the dustiness in the infiltration lock body 20 of first lockhole 22 and second lockhole 24, the liquid medium, insert air blowing by inflating pump 100 by first lockhole 22 and second lockhole 24 in addition, can quicken dustiness, the liquid medium that evaporation, disturbance are discharged intrusion, infiltrated by wind-force.

This novelly also can utilize embolism and hollow ring taps further to block dustiness, liquid medium to invade in penetrating hole, lockhole or key plug hole during at locking condition and infiltrate in antirust lockset in addition.Embolism shown in Fig. 6 A, Fig. 6 B, Fig. 6 C is implemented aspect icon intention.Wherein Fig. 6 A, Fig. 6 B are to use the enforcement aspect figure in the embolism in penetrating hole, and Fig. 6 C then is to use the enforcement aspect figure in the embolism of key hole.

Be used in the first enforcement aspect schematic diagram of the embolism in penetrating hole as shown in Figure 6A, embolism 110 is made up of cylindrical shell 110a and buckle closure 110b as shown in the figure, the footpath need be slightly less than the internal diameter in penetrating hole 120 outside its middle cylinder body 110a, and the size of buckle closure 110b then can be slightly larger than the internal diameter in penetrating hole 120.

Therefore, when embolism 110 caulkeds can closely cooperate to prevent that liquid medium from infiltrating with its inner rim to the penetrating hole 120, the making material of above-mentioned embolism 110 can be utilized has a little flexible rubber material ... Deng, make it when caulked, can increase adaptation.

Shown in Fig. 6 B, be used in the second enforcement aspect schematic diagram of the embolism in penetrating hole.An end of embolism 130 end 130a external diameter offers external screw thread as shown in the figure, and the internal diameter in penetrating hole 140 then offers internal thread, and when embolism 130 bolt-locks were gone in the penetrating hole 140, the interlock that can pass through internal and external screw thread was with locking.

What in addition, Fig. 6 C was shown is the enforcement aspect schematic diagram that is used in the embolism of key hole.As shown in the figure, owing to be concaved with key hole 150 in the general lock body, therefore utilize embolism 160 caulkeds outside key hole 150, can prevent the infiltration of liquid medium more.

In fact since the pore size in key hole 150 and penetrating hole may and inequality, so the size of embolism and style and indefinite only need reach the infiltration that can block liquid medium and just can.

See also the enforcement aspect schematic diagram of the hollow ring taps shown in " Fig. 7 " again, the inner edge of hollow ring taps 170 is the bar footpaths (diameter of U-shape lock bar) that need be slightly less than U-shape lock bar 180 as shown in the figure, its outer rim then need be slightly less than the diameter of lockhole 190, when these hollow ring taps 170 cutting ferrules on the appropriate location of U-shape lock bar 30, and when being placed in the lockhole 190, can reducing the slot of U-shape lock bar 30 and 190 tolerances of lockhole and then block the intrusion and the infiltration of dustiness, liquid medium.

This novelly need not increase the infiltration that the lock body containment vessel just can prevent dustiness, liquid medium as mentioned above; after invading and infiltrate, dustiness, liquid medium also can utilize penetrating hole that liquid medium is discharged; and utilize embolism and hollow ring taps to block the infiltration of dustiness, liquid medium, further to reach the effect of antirust, anti-set.

Certainly; originally novel also can have other various embodiments; under the situation that does not deviate from this novel spirit and essence thereof; those of ordinary skill in the art be when can novelly making various corresponding changes and distortion according to this, but these corresponding change and distortion all should belong to the protection domain of this novel appended claim.

Claims (11)

1. antirust lockset, include have one first lockhole, a lock body of one second lockhole, a core and have a pivot end and a U-shape lock bar of a movable end, this movable end can press down locking or upwards remove locking by this second lockhole, it is characterized in that: this lock body also comprises a lock shaft, and this pivot end passes through this first lockhole and is connected with in this lock shaft;

This core has a locking position that just can deduct this lock shaft and limit the scope of activities of this movable end when this lock shaft of the stressed interlock of this pivot end moves down, and one removes a unlocked position that makes the free activity of the relative lock body of this movable end with the deduction state of this lock shaft.

2. antirust lockset according to claim 1 is characterized in that, also has a plurality of in order to discharge intrusion and a dustiness that infiltrates or the penetrating hole of a liquid medium in this lock body.

3. antirust lockset according to claim 1 is characterized in that, respectively this penetrating hole and this first lockhole or this second lockhole interlink.

4. antirust lockset according to claim 1 is characterized in that, respectively this penetrating hole and this core and this lock shaft interlink.

5. antirust lockset according to claim 1 is characterized in that, also is concaved with a key hole for key insertion on this lock body.

6. antirust lockset according to claim 1 is characterized in that, this antirust lockset also comprises the embolism of a plurality of caulkeds in this penetrating hole respectively.

7. antirust lockset according to claim 6 is characterized in that, this embolism caulked is outside key hole.

8. antirust lockset according to claim 1 is characterized in that, this antirust lockset also comprises a plurality of covers and is stuck in hollow ring taps between this pivot end and this first lockhole.

9. antirust lockset according to claim 8 is characterized in that, this hollow ring taps also can overlap and be stuck between this movable end and this second lockhole.

10. antirust lockset according to claim 1 is characterized in that, this antirust lockset also includes groove.

11. antirust lockset according to claim 1 is characterized in that, this antirust lockset also includes the labyrinth groove.

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