CN2545316Y

CN2545316Y - Locking device

Info

Publication number: CN2545316Y
Application number: CN 02217970
Authority: CN
Inventors: 吴雪冰; 孙朝霞
Original assignee: Shenzhen Zhongxing Communication Co Ltd Shanghai Second Research Institute
Current assignee: ZTE Corp
Priority date: 2002-06-04
Filing date: 2002-06-04
Publication date: 2003-04-16
Anticipated expiration: 2012-06-04

Abstract

The utility model discloses a lock catch device characterized by easy use, good technology, pleasing appearance, easy maintenance and a shielding function, the utility model comprises a lock rod, a lock ring, a bolt, a nut, a lock cover, a spring, an axle pin, a pin and a locknut. The lock cover is arranged at the end side of the lock rod. The lock cover is connected with the lock rod by the pin. The locking ring wall is provided with an opening slot, pins are arranged in the lock rod. One end of the lock rod of the utility model is a rectangular plate. The lock cover has a concave-shaped frame structure. The rectangular plate is arranged inside the concave-shaped frame structure. The opening slot on the lock ring wall has a rectangular breach structure. The radial orientation of the lock rod and the lock bolt adopts the orientation structure by a shaft and a colporate. The spring is a pressure spring. The lock catch device of the utility model is applied for the communications and electronic equipments cabinet or chassis which require shielding and can tightly compress the shielding cloth or the spring leaf between a door panel and a rack, and can eliminate the cracking noise of the door and the rack.

Description

A kind of locker

Technical field

The utility model relates to a kind of lock, especially a kind of locking device that handle and spring hitch are linked together.

Background technology

Communication now, the rack of electronic equipment, machine box door, what adopt mostly is that door lock and dead bolt structure or screw fastening structure are with on the door lock.Adopt door lock and dead bolt structure to mainly contain following dual mode, the one, put in place and reach the purpose of locking a door by the rotation dead bolt, though door is locked like this, but it is not compacted, there is the gap between door and the frame, door still has slightly to rock and sends impact sound, for rack that shielding requirements is arranged or cabinet, can't compress shielding finger and satisfy shielding requirements; The 2nd, by the rotation dead bolt, dead bolt is contacted with ramp blocks on the frame, door lock is lived and compressed, though this mode can be eliminated slightly rocking of door, also can satisfy shielding requirements,, frictional force during locking is bigger, because the friction of dead bolt and frame after use a period of time, then can damage frame and dead bolt and coat thereof.For with the fastening door of screw, not only waste time and energy but also not attractive in appearance in the time of fixedly, and be not easy to safeguard.

Summary of the invention

It is a kind of easy to use that the utility model provides, good manufacturability, and good looking appearance, easy to maintenance, and have the locker of function of shielding.

In order to solve the problems of the technologies described above, a kind of locker of the utility model, it comprises locking bar, lock ring, dead bolt, nut, locking closure, spring, pivot pin, pin and locknut, the end of locking bar is provided with locking closure, described locking closure is that pin is connected with described locking bar, on the described lock ring wall open slot is set, is provided with pin in the described open slot, be disposed with locking closure, lock ring, nut, pin, spring, dead bolt and locknut on the described locking bar.

One end of locking bar described in the utility model is a rectangular slab, and described locking closure is the concave shape frame construction, and described rectangular slab is arranged on the inboard of described concave shape framework; Open slot on the described lock ring wall is a right angle gap structure; The radial location employing axle of described locking bar and described dead bolt and the location structure of hole slot; Described spring adopts compression spring.

Compared with prior art, the utlity model has following beneficial effect:

(1) door-plate can be locked and compressed, be particularly useful for communication, electronic equipment cabinet or the cabinet of requirement shielding, can compress shielding cloth or shielding finger between door-plate and the frame, can eliminate the noise of door-plate and frame collision, itself shields lock;

(2) avoid the friction of dead bolt and frame, can not damage frame and dead bolt, prolonged the application life of lockset;

(3) easy to use, need not instrument, good looking appearance, good manufacturability.

Description of drawings

Fig. 1 (a) and Fig. 1 (b) are respectively the utility model locker structure assembling front view and vertical view;

Fig. 2 (a), Fig. 2 (b) and Fig. 2 (c) are respectively upward view, front view and the left views of locking closure in Fig. 1 (a) locker;

Fig. 3 (a) and Fig. 3 (b) are respectively upward view, the front views of locking bar in Fig. 1 (a) locker;

Fig. 4 (a), Fig. 4 (b) and Fig. 4 (c) are respectively upward view, front view and the left views of locking closure in Fig. 1 (a) locker;

Fig. 5 is the dead bolt schematic diagram in Fig. 1 (a) locker;

Fig. 6 (a) to Fig. 6 (f) be respectively the working state schematic representation of the utility model locker.

Main mark is described as follows in the utility model locker accompanying drawing:

Locking closure 10 locking bars 20 lock rings 30 springs 40

Dead bolt 50 locknuts 60 pins 70 nuts 80

Pivot pin 90 stopper slots 305

The specific embodiment

Below in conjunction with accompanying drawing locker of the present utility model is described in further details.

Fig. 1 (a) and figure (b) illustrate a kind of locker of the utility model locker the utility model, it comprises locking closure 10, locking bar 20, lock ring 30, spring 40, dead bolt 50, nut 80, pin 70, pivot pin 90 and locknut 60, the end of locking bar 20 is provided with locking closure 10, described locking closure 10 adopts bearing pin 90 pins to be connected with described locking bar 20, one open slot is set on the wall of described lock ring 30, be provided with pin 70 in the described open slot, be disposed with locking closure 10, lock ring 30, nut 30, pin 70, spring 40, dead bolt 50 and locknut 60 on the described locking bar 20.

One end of locking bar described in the utility model 20 is a rectangular slab, and described locking closure 10 is the concave shape frame construction, and described rectangular slab is arranged on the inboard of described concave shape framework; In order to limit and to guarantee locking bar 20 energy rotating certain angle in lock ring 30, described lock ring 30 walls are provided with the open slot of a right angle gap structure; Described locking bar 20 and the radial location employing axle of described dead bolt 50 and the location structure of hole slot; Described spring 40 adopts compression spring.

Shown in Fig. 2 (a), Fig. 2 (b) and Fig. 2 (c), the overall structure of described locking closure 10 is a concave character type framework, described locking closure 10 is made up of dull and stereotyped 101 and two

side plates

102 and 103, and described dull and stereotyped 101 geometry is by circle and rectangle be combined into, shown in Fig. 2 (a); The both sides of described dull and stereotyped 101 symmetries are provided with two vertical with it or

subvertical side plates

102 and 103, for above-mentioned bearing pin 90 is installed, on described

side plate

102 and 103, be provided with

circular hole

104 and 105 respectively, the diameter of its aperture and bearing pin 90 is corresponding, after the assembling of the utility model locker, described locking closure 10 can rotate around bearing pin 90.

Shown in Fig. 3 (a) and Fig. 3 (b), the main body of described locking bar 20 is column structures 201, one end of described cylinder 201 is provided with the rectangular plate 202 of a round end, rectangular plate 202 is provided with a circular hole 203, the external diameter of the aperture of described circular hole 203 and bearing pin 90 is corresponding, the other end of described cylinder 201 is provided with external thread structure, for convenience fixing described dead bolt 50, the both sides that have externally threaded screw rod 205 are set to plane structure, and the middle part of described cylinder 201 is provided with the blind hole 204 of a fixing above-mentioned pin 70.

Shown in Fig. 4 (a), Fig. 4 (b) and Fig. 4 (c), the element body of described lock ring 30 is hollow multidiameters that have through hole 301, be provided with screw rod 302 in described lock ring 30 axial middle parts, in order to fixedly mount the rack or the case of other employing the utility model lockers, the door-plate of cabinet class, the both sides of described screw rod 302 are provided with

plane

303 and 304; The wall of the thin end hollow shaft of described lock ring 30 is provided with a stopper slot 305, and the shape approximation of described stopper slot 305 is the right angle break slot, shown in Fig. 4 (c).

Described dead bolt 50 is shape flat boards as shown in Figure 5, the dead bolt 50 of the utility model locker need be sleeved on the above-mentioned locking bar 20 fixing, so, end at described dead bolt 50 is provided with a slotted hole 501, and the section of the screw rod 205 of described oval 501 shape and size and described locking bar 20 matches.

Describe the relation of the position between each part in the utility model locker below in conjunction with Fig. 1, and be the position relation of example explanation snap close and rack door-plate with the rack.

Adopt the rack of the utility model locker, on its corresponding position of rack door-plate slotted hole is set, the section of the screw rod 302 on this slotted hole lock ring 30 matches; Described locking closure 10 is in the position of portion outdoors, and locking closure 10 can rotate around pivot pin 90, and can rotate certain position in lock ring 30, drives locking bar 20, dead bolt 50 work simultaneously.

The part of described locking bar 20 is at outer side of door, another part is in the door inboard, the cuboid 202 that is about to locking bar 20 is packed between two

side plates

102 and 103 of concave character type on the locking closure 10, adopting pin to connect couples together locking bar 20 and locking closure 10, that is to say, with corresponding small sircle hole 104,203 and 105 on bearing pin 90 and locking bar 20 and the locking closure 10, promptly pin-and-hole links together, and locking closure 10 can rotate around pivot pin 90.Then, lock ring 30 is sleeved on the locking bar 20, is connected, lock ring 30 is fixed on the locking bar with the pin of the blind hole 204 on pin 70 and the locking bar, limit the moving position of locking bar 20 by the stopper slot on the lock ring 305, and guarantee the locking bar 20 definite position of in lock ring 30, moving.With nut 80 lock ring 30 is fixed on the door-plate 1, the door medial extremity is equipped with dead bolt 50, spring 40 and dead bolt 50 are sleeved on the locking bar 20, regulate the position of dead bolt 50 with locknut 60, looseningly be provided with two locknuts 60 and lock for what prevent nut according to the thickness of door-plate 1 and frame 2.

Below in conjunction with Fig. 6 (a) course of work that adopts the realization of the utility model locker to lock a door is described to Fig. 6 (f).

Shown in Fig. 6 (a) and Fig. 6 (b), the flat board 101 of locking closure 10 is vertical with lock ring 30, and dead bolt 50 is in door-plate 1 one sides, and door is an opening.This moment, locking closure 10 can not be pressed owing to the position-limiting action of the 305 pairs of pins 70 of stopper slot on the lock ring 30, and we can be described as locking closure 10 and can not close.This process is called state A.

Shown in Fig. 6 (c) and Fig. 6 (d), locking closure 10 around locking bar 20 axis along or be rotated counterclockwise an angle, drive angle of locking bar 20 and dead bolt 50 rotations simultaneously.Because the position-limiting action of the 305 pairs of pins 70 of stopper slot on the lock ring 30 when rotating to an angle, promptly stops operating, this moment, dead bolt 50 turned to a side of frame 2.Because drive in locking bar 20 and dead bolt 50 rotary courses at locking closure 10, dead bolt 50 does not contact with frame 2 all the time, thus there is not the frictional force effect between dead bolt 50 and the frame 2, thereby, avoided phenomenon because of frictionally damage frame 2 and dead bolt 50 and coat thereof.This process is called state B.

Shown in Fig. 6 (e) and Fig. 6 (f), around pivot pin 90 rotations, locking closure 10 covers on lock ring 30 with locking closure 10, locking bar 20 drives dead bolt 50 and moves to door-plate 1 direction, and this moment, dead bolt 50 touched frame 2, and door is locked, because the effect of spring 40, door-plate 1 is pressed on the frame 2.This process is called state C.

Realize the unlatching of door, as long as turn back to state A to state B from above-mentioned state C.

In addition, relevant zero in said process, the direction of parts rotation and the angle of rotation depend on this several aspects: locking closure 10

side plates

103 and 104 shape; 205 two planes 206 of locking bar 20 screw rods and 207 and the position of locking bar 20 cuboid sides relation; Dead bolt 50 is sleeved on the direction on the locking bar 20, and the position of slotted hole 501 two sides and dead bolt 50 external parts 502 concerns on the dead bolt 50.In a word,, make the utility model locker can lock the door of bin different parts such as being positioned at cabinet, rack, reached the effect of shielding again by adjusting the direction of rotation and the anglec of rotation of related components in the utility model locker.

Claims

1. locker, comprise locking bar, lock ring, dead bolt and nut, it is characterized in that, it also comprises locking closure, spring, pivot pin, pin and locknut, the end of locking bar is provided with locking closure, and described locking closure is that pin is connected with described locking bar, on the described lock ring wall open slot is set, be provided with pin in the described open slot, be disposed with locking closure, lock ring, nut, pin, spring, dead bolt and locknut on the described locking bar.

2. locker according to claim 1 is characterized in that, an end of described locking bar is a rectangular slab, and described locking closure is the concave shape frame construction, and described rectangular slab is arranged on the inboard of described concave shape framework.

3. locker according to claim 1 is characterized in that, the open slot on the described lock ring wall is a right angle gap structure.

4. locker according to claim 1 is characterized in that, the radial location employing axle of described locking bar and described dead bolt and the location structure of hole slot.

5. locker according to claim 1 is characterized in that, described spring adopts compression spring.