CN217028440U

CN217028440U - Metal-plastic composite silencing locking bar for doors and windows

Info

Publication number: CN217028440U
Application number: CN202122486110.1U
Authority: CN
Inventors: 刘行钢
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-07-22
Anticipated expiration: 2031-10-15

Abstract

The utility model relates to the technical field of locking strips, and discloses a metal plastic composite noise reduction locking strip for doors and windows, which solves the problem that the use experience of a user is influenced by larger noise generated when the locking strip and a window frame profile slide and rub at present, which comprises a lock bar main body, wherein the outer end of the lock bar main body is compounded with a plastic layer, the upper end surface of the lock bar main body is connected with upper end reinforcements at equal intervals, the two side ends of the outer part of the lock bar main body are both connected with outer side end reinforcements, by compounding the plastic layer with the outer end of the locking strip main body, when the locking strip main body slides in the sliding groove of the window frame section bar, friction between the plastic layer and the metal window frame section bar is smaller than that between metals, so that larger noise cannot be generated, the noise is greatly reduced, the noise reduction effect is achieved, and the use experience of a user is improved; the novel wear-resistant rubber belt is attractive in appearance, simple in structure and good in wear resistance.

Description

Metal-plastic composite silencing locking bar for doors and windows

Technical Field

The utility model belongs to the technical field of locking strips, and particularly relates to a metal plastic composite noise reduction locking strip for doors and windows.

Background

The existing door and window lock structure generally comprises a lock bar, a transmission shaft, a shifting fork, a handle and a lock seat, wherein the lock bar is of a flat-long structure and is installed in a sliding groove of a window frame sectional material, the lock bar is connected with the transmission shaft, the shifting fork is connected with the transmission shaft, the handle is connected with the shifting fork, the lock bar can be driven to move up and down in the sliding groove by rotating the handle, the lock seat is installed on another window frame sectional material, a lock pin is arranged on the lock bar, and when the lock bar moves up and down, the lock pin is driven to be clamped into the lock seat, so that the window sash is locked.

When the locking strip among the present door and window lock structure slides in the spout of window frame section bar, friction between metal form locking strip and the metal form window frame section bar can produce great noise, influences user's use and experiences, consequently, needs design a metal plastic composite amortization locking strip for door and window.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the metal plastic composite silencing locking strip for the door and window, which effectively solves the problem that the use experience of a user is influenced by large noise generated during sliding friction between the locking strip and a window frame profile at present.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a metal plastic composite noise reduction locking bar for door and window, includes locking bar main part, plastic layer, upper end reinforcement, outside end reinforcement, lower extreme reinforcement and medial extremity reinforcement, locking bar main part outer end complex has the plastic layer, and locking bar main part up end equidistance is connected with the upper end reinforcement, and the outside both sides of locking bar main part all is connected with outside end reinforcement, and the inboard lower extreme face equidistance of locking bar main part is connected with the lower extreme reinforcement, and the inboard both sides of locking bar main part all is connected with medial extremity reinforcement.

Preferably, the cross-section of the locking strip main body is arranged in a U-shaped structure, and two ends of the locking strip main body are both turned outwards to form folded edges.

Preferably, upper end reinforcement, outside end reinforcement, lower extreme reinforcement and medial extremity reinforcement all include the arc post, and arc post outer end evenly connected with the sand grip.

Preferably, the upper end reinforcing parts and the lower end reinforcing parts are arranged in a staggered mode, and the outer side end reinforcing parts and the inner side end reinforcing parts are arranged in a staggered mode.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, the plastic layer is compounded with the outer end of the locking bar main body, when the locking bar main body slides in the sliding groove of the window frame section bar, the plastic layer and the metal window frame section bar rub against each other, compared with the friction between metals, the friction sound between the plastic layer and the window frame section bar is smaller, larger noise cannot be generated, the generation of noise is greatly reduced, the silencing effect is achieved, and the use experience of a user is improved;

(2) the novel wear-resistant rubber belt has the advantages of attractive appearance, simple structure and good wear resistance.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic structural view of the locking bar body of the present invention;

FIG. 4 is a schematic view of the connection structure of the upper end reinforcing member according to the present invention;

in the figure: 1. a locking bar body; 2. a plastic layer; 3. an upper end reinforcement; 301. an arc-shaped column; 302. a convex strip; 4. an outboard end stiffener; 5. a lower end reinforcement; 6. an inboard end stiffener.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1-4, the present invention comprises a locking bar body 1, a plastic layer 2, an upper end reinforcement 3, an outer side end reinforcement 4, a lower end reinforcement 5, and an inner side end reinforcement 6, wherein the plastic layer 2 is compounded at the outer end of the locking bar body 1, the section of the locking bar body 1 is arranged in a U-shaped structure, and both ends of the locking strip main body 1 are turned outwards to form folded edges, the upper end surface of the locking strip main body 1 is connected with upper end reinforcements 3 at equal intervals, both outer side ends of the locking strip main body 1 are connected with outer side end reinforcements 4, the lower end surface of the inner side of the locking strip main body 1 is connected with lower end reinforcements 5 at equal intervals, both inner side ends of the locking strip main body 1 are connected with inner side end reinforcements 6, through the arrangement of the upper end reinforcing member 3, the outer side end reinforcing member 4, the lower end reinforcing member 5 and the inner side end reinforcing member 6, the plastic layer 2 can increase the connection strength between the plastic layer and the locking bar body 1 when being compounded.

Embodiment two, on the basis of embodiment one, upper end reinforcement 3, outside end reinforcement 4, lower extreme reinforcement 5 and medial extremity reinforcement 6 all include arc post 301, and arc post 301 outer end evenly is connected with sand grip 302, conveniently increases the area of contact of plastic layer 2, has strengthened the joint strength between plastic layer 2 and the locking strip main part 1.

In the third embodiment, the upper end reinforcements 3 and the lower end reinforcements 5 are arranged in a staggered manner, and the outboard end reinforcements 4 and the inboard end reinforcements 6 are arranged in a staggered manner, based on the second embodiment.

The working principle is as follows: through compounding with plastic layer 2 and the 1 outer end of locking strip main part, with the cladding of locking strip main part 1, when using locking strip main part 1, when locking strip main part 1 slides in the spout of window frame section bar, friction between plastic layer 2 and the metal form window frame section bar compares in the friction between the metal, and the friction sound between plastic layer 2 and the window frame section bar is less, can not produce great noise, has improved user's use and has experienced.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a metal plastic composite noise reduction locking bar for door and window, includes locking bar main part (1), plastic layer (2), upper end reinforcement (3), outside end reinforcement (4), lower extreme reinforcement (5) and medial extremity reinforcement (6), its characterized in that: the plastic layer (2) is compounded at the outer end of the locking strip main body (1), the upper end face of the locking strip main body (1) is equidistantly connected with an upper end reinforcing part (3), the two outer side ends of the locking strip main body (1) are respectively connected with an outer side end reinforcing part (4), the lower end face of the inner side of the locking strip main body (1) is equidistantly connected with a lower end reinforcing part (5), and the two inner side ends of the locking strip main body (1) are respectively connected with an inner side end reinforcing part (6).

2. The metal plastic composite noise reduction locking bar for doors and windows according to claim 1, which is characterized in that: the section of the locking strip main body (1) is in a U-shaped structure, and two ends of the locking strip main body (1) are turned outwards to form folded edges.

3. The metal plastic composite noise reduction locking bar for doors and windows according to claim 1, which is characterized in that: upper end reinforcement (3), outside end reinforcement (4), lower extreme reinforcement (5) and medial extremity reinforcement (6) all include arc post (301), and arc post (301) outer end evenly is connected with sand grip (302).

4. The metal plastic composite noise reduction locking bar for doors and windows according to claim 1, which is characterized in that: the upper end reinforcing parts (3) and the lower end reinforcing parts (5) are arranged in a staggered mode, and the outer side end reinforcing parts (4) and the inner side end reinforcing parts (6) are arranged in a staggered mode.