CN104005605A - Noiseless lock with magnets - Google Patents

Abstract

The invention relates to hardware door lock accessories, and provides a noiseless lock with magnets. The noiseless lock with the magnets is provided with a box bottom assembly, a box cover, a rotation block, a lever-handle sleeve, a tension spring, a driving block, a reset spring, a lock tongue assembly and a cover buckling assembly. The front end of the box bottom assembly is provided with a lock tongue hole, and the inner portion of the box bottom assembly is provided with a rotation piece pivot, a lever-handle sleeve embedding hole, a lock tongue guide groove, a driving guide groove and a fixed tension spring embedded column. The lock tongue magnet is arranged in a lock tongue and the box buckling magnet is arranged in the box buckling assembly. The lock tongue assembly is embedded into the lock tongue guide groove, the driving block is embedded into the driving guide groove, the lever-handle sleeve is embedded into the lever-handle sleeve embedding hole and the rotation block is embedded on the rotation pivot through a pivoting hole in the middle of the rotation block. The noiseless lock realizes the function that under the attraction effect of the magnets, locking is realized as the lock tongue stretches out directly, achieves the effect that noise generated due to the fact that collision and friction are generated between the inclined lock tongue and the cover buckling assembly when a door is closed is eliminated and achieves a better silencing effect.

Description

A kind of mute lock body of carry magnet

Technical field

The present invention relates to five metals door lock fittings, especially the lock body parts of door lock carry magnet.

Background technology

Current known magnetic key operated lock majority is all to utilize magnetic to realize the keying of door lock, have and use electromagnet, also has and uses permanent magnet.Permanent-magnetic lock as disclosed in CN101525959B, is in lock body, to be provided with the magnetic core that adopts rare earth permanent-magnetic material to make, and changes the magnetic line of force direction of described magnetic core by rotation, realizes absorption and the release of lock body.No matter utilize electromagnet or permanent magnet, current disclosed magnetic key operated lock all can send collision sound in the time of absorption and release, for eliminating this type of sound, conventionally dead bolt contact surface is changed to plastic material.The employing of this kind of mode still inevitable dead bolt contacts with buckle, and impact sound and grating that dead bolt and buckle produce cannot be eliminated.

Summary of the invention

The impact sound and the grating that when the object of the invention is to eliminate Door-lock bolt and closing, produce, provide a kind of mute lock body of carry magnet.

The technical solution used in the present invention is: be provided with a box bottom component, a lid, a moving block, the one group of peach, an extension spring, a drive block, a return spring, a bolt component, a button box assembly; Box bottom component front end is provided with that dead bolt hole, inside are provided with a rotatable lamella pivot, embedding post is determined in one group of peach embedding hole, a dead bolt guide groove, a transmission guide groove and an extension spring; Moving block middle part establishes that a dead bolt clawback arm is established in a pivot hole, one end, the other end is established a transmission arm; Drive block rear portion is established one and is stirred groove, middle part and establish the moving embedding post of an extension spring; Bolt component front end is provided with that dead bolt, middle part are provided with return spring pressure ring, rear portion is provided with clawback groove, is provided with dead bolt magnet in dead bolt; In button box assembly, be provided with a button box magnet.Bolt component embeds in dead bolt guide groove, and the dead bolt of its front end can stretch out from dead bolt hole, and back-moving spring is embedded in outside dead bolt and presses between dead bolt hole and return spring pressure ring; Drive block embeds in transmission guide groove, and one end of extension spring is embedded in that extension spring determine on embedding post, the other end is embedded in extension spring and moves on embedding post; Dial peach and embed in group peach embedding hole, the pusher dog of being located at one side can embed stirring in groove of drive block rear portion; The pivot hole at its middle part of moving block nationality is embedded on rotation pivot, and the dead bolt clawback arm of its one end embeds in the clawback groove at bolt component rear portion, the transmission arm of its other end and biography piece front end butt.

At closing time, under the power that the attracts each other effect of dead bolt magnet and button box magnet, dead bolt is attracted out box bottom component, and realization is locked a door.

While opening the door, rotate and dial peach, drive pusher dog to move forward stirring in groove, take this to drive drive block to move forward along transmission guide groove, the transmission arm that drive block front end promotes moving block one end rotates forward, and now, the dead bolt clawback arm of the moving block other end rotates backward in clawback groove, take this to drive bolt component to move backward, until dead bolt end face box bottom component end face is concordant.After unblanking, drive block moves backward under the reply pulling force effect of extension spring, stirs groove and stirs backward pusher dog, dials peach spinning reduction thereby drive; Now, the retracted state that bolt component keeps it to bounce back in box bottom component under the screen resilience effect of return spring.

The present invention passes through technique scheme, the principle of utilizing magnet different magnetic poles to attract each other, realize under the suction of magnet, dead bolt directly stretches out the function that realization is locked a door, avoid lockset latch bolt and buckle to produce direct collision and friction, impact sound and the grating of having eliminated dead bolt and buckle, reach good muting function.

Brief description of the drawings

Below with reference to the drawings and specific embodiments, the present invention is further illustrated:

Fig. 1 is decomposing state cube view of the present invention;

Fig. 2 is confined state right view of the present invention;

Fig. 3 is that in Fig. 2, A-A cross section view and dead bolt of the present invention stretch out view;

Fig. 4 is dead bolt retracted state schematic diagram of the present invention.

Number in the figure is depicted as:

1-box bottom component, 11-dead bolt hole, 12-rotatable lamella pivot, 13-dial peach embedding hole, 14-dead bolt guide groove, 15-transmission guide groove, 16-extension spring and determine embedding post;

2-lid;

3-moving block, 31-pivot hole, 32-dead bolt clawback arm, 33-transmission arm;

4-dials peach, 41-pusher dog;

5-extension spring,

6-drive block, 61-stir groove, the moving embedding post of 62-extension spring;

7-return spring,

8-bolt component, 81-dead bolt, 811-dead bolt magnet, 82-return spring pressure ring, 83-clawback groove;

9-button box assembly, 91-button box magnet.

Detailed description of the invention

The present invention can implement in the following way, as shown in Figure 1: the present invention is provided with a box bottom component 1, a lid 2, a moving block 3, the one group of peach 4, an extension spring 5, a drive block 6, a return spring 7, a bolt component 8, a button box assembly 9; Box bottom component 1 front end is provided with that dead bolt hole 11, inside are provided with a rotatable lamella pivot 12, embedding post 16 is determined in one group of peach embedding hole 13, a dead bolt guide groove 14, a transmission guide groove 15 and an extension spring; Moving block 3 middle parts establish that a dead bolt clawback arm 32 is established in a pivot hole 31, one end, the other end is established a transmission arm 33; Drive block 6 rear portions are established one and are stirred groove 61, middle part and establish the moving embedding post 62 of an extension spring; Bolt component 8 front ends are provided with that dead bolt 81, middle part are provided with return spring pressure ring 82, rear portion is provided with clawback groove 83; In button box assembly 9, can snap in a button box magnet 91.Bolt component 8 can embed in dead bolt guide groove 14, and the dead bolt 81 of its front end can stretch out from dead bolt hole 11, and back-moving spring 7 can be embedded in outside dead bolt 81 and press between dead bolt hole 11 and return spring pressure ring 82; Drive block 6 can embed in transmission guide groove 15, and one end of extension spring 5 can be embedded in that extension spring is determined on embedding post 16, the other end can be embedded on the moving embedding post 62 of extension spring; Dial peach 4 and can embed in group peach embedding hole 13, the pusher dog 41 of being located at one side can embed stirring in groove 61 of drive block 6 rear portions; The pivot hole 31 at its middle part of moving block 3 nationalitys can be embedded on rotation pivot 12, and the dead bolt clawback arm 32 of its one end can embed in the clawback groove 83 at bolt component 8 rear portions, the transmission arm 33 of its other end can with pass piece 6 front end butts.

As shown in Figure 2 and Figure 3: in dead bolt 81, be provided with dead bolt magnet 811, in button box 9, be provided with button box magnet 91; At closing time, under the power that the attracts each other effect of dead bolt magnet 811 and button box magnet 91, and its attraction is greater than the elastic force of return spring 7, and dead bolt 81 is attracted out in box bottom component 1, and realization is locked a door.In this process, driver blade 6 always in transmission guide groove 15 rear ends, is dialled peach 4 and is remained static always under the pulling force effect of extension spring 5.

As shown in Figure 4: while unblanking, rotate and dial peach 4, drive pusher dog 41 to move forward stirring in groove 61, take this to drive drive block 6 to move forward along transmission guide groove 15, drive block 6 front ends promote transmission arms 33 and rotate forward, now, 32, dead bolt clawback arm rotates backward in clawback groove 83, and making every effort to overcome after the attraction that takes dead bolt magnet 811 and button box magnet 91 of clawback, can drive dead bolt 81 to move backward backward, until dead bolt 81 end faces are concordant with box bottom component 1 end face, unblank thereby realize.After unblanking, drive block 6 moves backward under the reply pulling force effect of extension spring 5, stirs groove 61 and stirs backward pusher dog 41, dials peach 4 spinning reductions thereby drive; Now, dead bolt 81 keeps its retracted state under the screen resilience effect of return spring 7.

The present invention takes this to have realized under the suction of magnet, and dead bolt directly stretches out the function that realization is locked a door, and has played and has eliminated lockset latch bolt and button box assembly shock and the sonorific effect that rubs at closing time, has reached good muting function.

Above embodiment shows and has described general principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not limited by above-described embodiment; description in above-described embodiment and manual just illustrates the principle of the invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications; these changes and improvements all fall in claimed scope of the present invention, and the scope of protection of present invention is defined by appending claims and equivalent thereof.

Claims (5)

1. a mute lock body for carry magnet, is provided with a box bottom component, a lid, a moving block, the one group of peach, an extension spring, a drive block, a return spring, a bolt component, a button box assembly; It is characterized in that: described box bottom component front end is provided with that dead bolt hole, inside are provided with a rotatable lamella pivot, embedding post is determined in one group of peach embedding hole, a dead bolt guide groove, a transmission guide groove and an extension spring; Described moving block middle part establishes that a dead bolt clawback arm is established in a pivot hole, one end, the other end is established a transmission arm; Described drive block rear portion is established one and is stirred groove, middle part and establish the moving embedding post of an extension spring; Described bolt component front end is provided with that dead bolt, middle part are provided with return spring pressure ring, rear portion is provided with clawback groove, is provided with dead bolt magnet in dead bolt; In described button box assembly, be provided with a button box magnet; Described bolt component embeds in dead bolt guide groove; Described drive block embeds in transmission guide groove; Described group of peach embeds dials in peach embedding hole; The pivot hole at its middle part of described moving block nationality is embedded on rotation pivot.

2. a mute lock body for carry magnet, is characterized in that: the dead bolt of described bolt component front end can stretch out from the dead bolt hole of described box bottom component front end; Described back-moving spring is embedded in outside described dead bolt and presses on described dead bolt hole and be located between the return spring pressure ring at described bolt component middle part.

3. a mute lock body for carry magnet, is characterized in that: one end of described extension spring is embedded on the moving embedding post of extension spring that extension spring is determined on embedding post, the other end is embedded in described drive block middle part in described box bottom component.

4. a mute lock body for carry magnet, is characterized in that: a side for described group of peach is provided with pusher dog, and described pusher dog can embed stirring in groove of described drive block rear portion.

5. a mute lock body for carry magnet, is characterized in that: the dead bolt clawback arm of described moving block one end can embed in the clawback groove at described bolt component rear portion, the transmission arm of its other end and described biography piece front end butt.