CN213175176U

CN213175176U - Silencing lock

Info

Publication number: CN213175176U
Application number: CN202020726999.9U
Authority: CN
Inventors: 林新达; 陈秀彬; 郭挺
Original assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Current assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-05-11
Anticipated expiration: 2030-05-06

Abstract

The utility model provides an amortization tool to lock, its technical scheme main points are amortization tool to lock including lock shell and slidable connect the spring bolt on the lock shell, be equipped with spacing post on the lock shell, set up on the spring bolt and supply spacing post to pass through and provide the guiding hole of sliding guide for the spring bolt, the cover is equipped with the buffer ring that provides cushioning effect when can stretch out and draw back to extreme position for the spring bolt on the spacing post. Through establishing the buffering circle at spacing post upper cover, when the spring bolt bumps with spacing post at flexible in-process, the buffering circle can provide cushioning effect for the spring bolt, prevents that the spring bolt from bumping with spacing post when stretching out and drawing back to extreme position and producing great noise.

Description

Silencing lock

Technical Field

The utility model relates to a tool to lock silence technical field especially relates to an amortization tool to lock.

Background

At present, the silencing function of the lockset is more and more emphasized by the lockset manufacturers on the market, and the silencing sleeve is usually added at the joint of the lock tongue and the lock shell of the existing lockset, so that the direct friction between the lock tongue and the lock shell is reduced, and a certain silencing effect is achieved. However, in the process of extension and retraction, the lock tongue rapidly moves under the action of elastic force to collide with the limiting mechanism, so that high noise is easily generated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an amortization tool to lock with amortization function.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a amortization tool to lock, connects the spring bolt on the lock shell including lock shell and slidable, be equipped with spacing post on the lock shell, set up on the spring bolt and supply spacing post to pass through and provide the guiding hole of sliding guide for the spring bolt, the cover is equipped with the buffer ring that can provide cushioning effect when flexible to extreme position for the spring bolt on the spacing post.

Further setting: the spring bolt is equipped with the slider with lock shell diapire butt below the one end that is close to spacing post, correspond on the slider correspond the guiding hole is seted up and is supplied spacing post passes through the slide opening.

Further setting: the buffer ring is sleeved at the bottom of the limiting column, and one side of the sliding block close to the bottom of the lock shell is provided with a sliding groove for the buffer ring to be embedded into and slide in the sliding hole.

Further setting: the slider with the spring bolt butt, just the slider with be equipped with between the spring bolt and make both reciprocal anchorage's unsmooth cooperation structure.

Further setting: the slider is close to the protruding reference column that is equipped with in the side surface of spring bolt, set up on the spring bolt and supply the locating hole that the reference column passed.

Further setting: the two ends of the sliding block are respectively provided with two positioning columns, and the lock tongue is correspondingly provided with four positioning holes.

Further setting: the lock shell comprises a lock box and a lining plate, wherein an avoiding hole for a lock tongue to pass through is formed in the lining plate, the limiting column is installed in the lock box, and the lining plate is detachably connected with the lock box.

Further setting: the bottom wall of the lock box is provided with a connecting sheet parallel to the lining plate, the connecting sheet and the lining plate are provided with corresponding fastening holes, and the lining plate penetrates through the fastening holes by means of a fastening piece to be connected and fixed with the lock box.

Further setting: the bottom of the limiting column protrudes to form a positioning block, and the bottom wall of the lock shell is provided with a mounting hole for the insertion of the positioning block.

Further setting: the sliding block can be made of metal materials or plastic materials.

Compared with the prior art, the utility model discloses a scheme has following advantage:

1. the utility model relates to an among the amortization tool to lock, establish the buffering circle through the cover on spacing post, when the spring bolt bumps with spacing post at flexible in-process, the buffering circle can provide the cushioning effect for the spring bolt, collides and produces great noise with spacing post when preventing that the spring bolt from stretching out and drawing back to extreme position.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of an embodiment of a silencing lock of the present invention;

FIG. 2 is an exploded view of an embodiment of the present invention;

FIG. 3 is an exploded view of one embodiment of the slider of the present invention;

fig. 4 is a schematic cross-sectional view of an embodiment of the silencing lock of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 and fig. 2, the utility model provides a silencing lock, including lock shell 1 and the spring bolt 2 that connects on lock shell 1 slidably, in this embodiment, spring bolt 2 is the square bolt, in other embodiments, spring bolt 2 also can be the latch bolt. Do on the lock shell 1 the spring bolt 2 provides the spacing post 3 that slides, seted up on the spring bolt 2 and can supply spacing post 3 to pass through and do the spring bolt 2 provides the guiding hole 21 of sliding guide, the cover is equipped with the buffer ring 4 that can provide cushioning effect when the spring bolt 2 stretches out and draws back to extreme position on the spacing post 3.

Through establish buffering circle 4 at spacing post 3 upper cover, when spring bolt 2 bumps with spacing post 3 at flexible in-process, buffering circle 4 can provide cushioning effect for spring bolt 2, prevents that spring bolt 2 from stretching out and drawing back to extreme position when bumping with spacing post 3 and producing great noise.

Furthermore, a sliding block 5 which is abutted against the bottom wall of the lock case 1 is arranged below one end, close to the limiting column 3, of the lock tongue 2, and a sliding hole 51 through which the limiting column 3 can pass is formed in the sliding block 5 corresponding to the guide hole 21. Through setting up slider 5, slider 5 can with 1 diapire butt of lock shell, improved the stability of 2 slip in-process of spring bolt.

As shown in fig. 3, further, the buffer ring 4 is sleeved at the bottom of the position-limiting column 3, and a sliding groove 52 for the buffer ring 4 to be inserted and slid is formed at the sliding hole 51 at one side of the sliding block 5 close to the bottom of the lock case 1. In other embodiments, the buffer ring 4 may also be completely sleeved on the outer wall of the limit post 3 and abut against the guide hole 21 of the lock tongue 2 and the inner wall of the slide hole 51 of the slide block 5.

Through seting up spout 52 in slider 5 bottom, buffering circle 4 can be embedded into in spout 52, utilizes the combined action of slider 5 and lock shell 1 diapire, can form clamping action to buffering circle 4, makes buffering circle 4 and lock shell 1 relatively fixed, ensures the cushioning effect that buffering circle 4 provided to spring bolt 2.

In this embodiment, the slider 5 with the spring bolt 2 can be dismantled and be connected, specifically, the top surface of slider 5 with the bottom surface butt of spring bolt 2, just the slider 5 with be equipped with between the spring bolt 2 and make both reciprocal anchorage's unsmooth cooperation structure. In other embodiments, the sliding block 5 may be integrally connected with the bolt 2. Preferably, the sliding block 5 may be made of metal or plastic.

Spring bolt 2 and slider 5 adopt the structure of split type connection, have increased the selection of the nimble collocation of spring bolt 2 with slider 5, and slider 5 also adopts metal material or plastics material to make, if adopt the metal material to make, can improve slider 5's structural stability, if adopt plastics material to make, can reduce slider 5 and lock 1 diapire and take place the noise that the friction and produce, have played better noise cancelling effect.

In this embodiment, a positioning column 53 protrudes from a surface of the slider 5 close to the latch bolt 2, the latch bolt 2 is provided with positioning holes 22 for the positioning columns 53 to pass through, preferably, two positioning columns 53 are respectively provided at two ends of the slider 5, the four positioning columns 53 are respectively provided at four corner ends of the slider 5, and the latch bolt 2 is correspondingly provided with four positioning holes 22. Specifically, the tail end of the bolt 2 is in a sheet shape. In other embodiments, the positions of the positioning column 53 and the positioning hole 22 can be reversed, that is, the positioning column 53 is disposed on the bolt 2, and the positioning hole 22 is correspondingly formed on the sliding block 5.

Utilize the cooperation of locating hole 22 on reference column 53 and the spring bolt 2 on the slider 5, make slider 5 and spring bolt 2 along the flexible direction relatively fixed of spring bolt 2, moreover because the upper and lower two surfaces of slider 5 respectively with slider 5 and lock shell 1 diapire butt to make slider 5 and spring bolt 2 relatively fixed, at the flexible in-process of spring bolt 2, slider 5 can be along with the flexible removal of spring bolt 2.

The lock shell 1 comprises a lock box 11 and a lining plate 12, the lock box 11 is concave and an opening is formed in one side of the lock box, and the lining plate 12 is installed at the opening. Offer the hole of dodging 121 that can supply bolt 2 to pass on the welt 12, spacing post 3 install in the lock box 11, welt 12 with the lock box 11 can be dismantled and be connected.

Specifically, a connecting piece 111 parallel to the lining plate 12 is arranged on the bottom wall of the lock box 11, the connecting piece 111 abuts against the lining plate 12, corresponding fastening holes 122 are respectively formed in the connecting piece 111 and the lining plate 12, the lining plate 12 penetrates through the fastening holes 122 by means of a fastening member to be connected and fixed with the lock box 11, and in this embodiment, the connecting piece 111 is provided with two pieces.

Because slider 5 and spring bolt 2 pass through reference column 53 reciprocal anchorage, and slider 5 presss from both sides and locates between spring bolt 2 and the lock box 11, when the equipment, need with slider 5 and spring bolt 2 installation fixed back to penetrate spring bolt 2 to the welt 12 dodge in the hole 121, connect welt 12 and lock box 11 fixedly again, make slider 5 bottom and the bottom butt of lock box 11, accomplish welt 12, lock box 11, spring bolt 2 and the equipment of slider 5.

Referring to fig. 4, in this embodiment, the bottom of the position-limiting column 3 protrudes to form a positioning block 31, and the bottom wall of the lock case 1 is provided with a mounting hole 112 into which the positioning block 31 can be inserted, specifically, the mounting hole 112 is opened at the bottom of the lock case 11. Utilize the cooperation of locating piece 31 and mounting hole 112, make spacing post 3 and lock box 11 along the mutual joint of horizontal direction, improved the reliability that spacing post 3 is connected with lock box 11, guarantee the stability when spacing post 3 receives spring bolt 2 collision.

The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a amortization tool to lock, connects the spring bolt on the lock shell including lock shell and slidable, be equipped with spacing post on the lock shell, set up on the spring bolt and supply spacing post to pass through and provide the guiding hole of sliding guide, characterized by for the spring bolt: the limiting post is sleeved with a buffer ring which can provide a buffer effect when the spring bolt stretches to the limiting position.

2. The noise dampening latch according to claim 1, wherein: the spring bolt is equipped with the slider with lock shell diapire butt below the one end that is close to spacing post, correspond on the slider correspond the guiding hole is seted up and is supplied spacing post passes through the slide opening.

3. The noise dampening latch according to claim 2, wherein: the buffer ring is sleeved at the bottom of the limiting column, and one side of the sliding block close to the bottom of the lock shell is provided with a sliding groove for the buffer ring to be embedded into and slide in the sliding hole.

4. The noise dampening latch according to claim 2, wherein: the slider with the spring bolt butt, just the slider with be equipped with between the spring bolt and make both reciprocal anchorage's unsmooth cooperation structure.

5. The noise dampening latch according to claim 4, wherein: the slider is close to the protruding reference column that is equipped with in the side surface of spring bolt, set up on the spring bolt and supply the locating hole that the reference column passed.

6. The noise dampening latch according to claim 5, wherein: the two ends of the sliding block are respectively provided with two positioning columns, and the lock tongue is correspondingly provided with four positioning holes.

7. The noise dampening latch according to claim 5, wherein: the lock shell comprises a lock box and a lining plate, wherein an avoiding hole for a lock tongue to pass through is formed in the lining plate, the limiting column is installed in the lock box, and the lining plate is detachably connected with the lock box.

8. The noise dampening latch according to claim 7, wherein: the bottom wall of the lock box is provided with a connecting sheet parallel to the lining plate, the connecting sheet and the lining plate are provided with corresponding fastening holes, and the lining plate penetrates through the fastening holes by means of a fastening piece to be connected and fixed with the lock box.

9. The noise dampening latch according to claim 1, wherein: the bottom of the limiting column protrudes to form a positioning block, and the bottom wall of the lock shell is provided with a mounting hole for the insertion of the positioning block.

10. The noise dampening latch according to claim 2, wherein: the sliding block is made of metal materials or plastic materials.