CN201425092Y

CN201425092Y - Buckle

Info

Publication number: CN201425092Y
Application number: CN2009201165665U
Authority: CN
Inventors: 周益智
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-03-27
Filing date: 2009-03-27
Publication date: 2010-03-17
Anticipated expiration: 2019-03-27

Abstract

The utility model discloses a buckle which is formed by a single flexible and elastic wire or other proper material. The buckle comprises a head matched with a mounting surface, a neck, and a ring-shaped base perpendicular to the head and connected with the neck; a wave-shaped bulge is formed on the base; the wave-shaped plane is perpendicular to the base; and a tip is formed at the tail end of the wire on the base. The buckle has the advantages that the structure is simple and effective; the tip is formed at the tail end of the wire on the base so that the buckle is easily screwed into a sealing strip; and the wave-shaped bulge is formed on the base, so as to ensure that the sealing strip is firmly and effectively fixed on the mounting surface through the buckle.

Description

Buckle

Technical field

The utility model relates to a kind of buckle, is specially to be used for Stamping Steel Ribbon or similar device are fixed in buckle on the installation surface, especially for the buckle of oven door Stamping Steel Ribbon.

Background technique

The gate open of electrical equipment such as baking box, refrigerator, microwave oven is everlasting to be equipped with around it and is used to seal or the tubulose Stamping Steel Ribbon of other purposes.This type of Stamping Steel Ribbon generally is made of an interior support tubes and an overcoat pipe fitting, and wherein interior support tubes adopts metal wire knitted to form, and the overcoat pipe fitting then can adopt insulation/hot material such as fiberglass braided forming.Practice shows, in use through for many years folding repeatedly, the sealing bar still has very strong serviceability and better seal to oven door under hot environment.

Be used for the typical method that the tubulose Stamping Steel Ribbon is fixed on the oven door be: several independent buckles of arranging along the axial side of Stamping Steel Ribbon are provided, buckle comprises orthogonal head and base, the bottom is embedded in Stamping Steel Ribbon inside, head is stretched out in the hole of inserting on the oven door, so that Stamping Steel Ribbon is fixed on the oven door by Stamping Steel Ribbon.

U.S. Pat 6893025 discloses a kind of gasket set that has buckle, described buckle is formed by the several angle bending by an elastic metallic yarn, the head and the base vertical that comprise a rhombus with header planes, described base is changed by at least one circle radius of curvature or constant circumfili constitutes, and have an afterbody, thereby this afterbody is bent downwardly at a certain angle usually with the last lap circumfili and is separated.Find that in long-term using process this buckle is pricked operator's hand easily, and easily glass fibre pierced through, cuts owing to have the afterbody of a perk when Stamping Steel Ribbon is installed, have a strong impact on the Stamping Steel Ribbon performance.And, when braiding, embed relatively difficulty of Stamping Steel Ribbon because this buckle has an afterbody, and can only embed the good Stamping Steel Ribbon of braiding in the mode that screws in, this just needs a large amount of hand labours.When the base of buckle was circumfili greater than a circle, multi layer spiral structure caused glass fibre to reel off raw silk from cocoons when screwing in easily, influences sealing effect.

Chinese patent application CN101180975 discloses a kind of buckle, comprise a head that agrees with installation surface, a neck is vertical with head with one, at the continuous base of neck, head has a top and a pair of shoulder, head is extended to shoulder by the top, one of them shoulder is punctured into an end wiry, another shoulder then inwardly be retracted to adjacent with wire end a bit, it is neck that shoulder is contracted to the thinnest part, wire begins the base of downward-sloping slightly back coiled annular from neck, neck is positioned at the base plane top, base has wave heave, and the formed plane of waveform is vertical with base, another terminal starting end near the base annular wiry, leave the gap, and with base at grade.Wave heave on this buckle base is more firm after can making and being buckled in the base screw-in or enrolling Stamping Steel Ribbon.

Summary of the invention

The utility model provides a kind of buckle, and this buckle is more conducive to screw in the Stamping Steel Ribbon that has woven.

A kind of buckle, be used for Stamping Steel Ribbon or similar device are fixed in installation surface, by single flexible, and rubber-like wire or other suitable material formation, comprise a head that agrees with installation surface, the base that neck is vertical with head with, link to each other at neck.Head has the top and a pair of shoulder of point, shoulder general size symmetry, head is extended to shoulder by the top, one of them shoulder is punctured into an end wiry, another shoulder then inwardly be retracted to adjacent with wire end a bit, it is neck that shoulder is contracted to the thinnest part, all the other wires begin the base of downward-sloping slightly back coiled annular from neck, neck is positioned at the base plane top, have wave heave on the base, another end wiry has a tip, near the starting end of base annular, leave the gap, and with base at grade.

Described another terminal tip wiry can be that direct cutting metal silk obtains, also wire end can be worn into coniform (needle-like), buckle is being installed in the process of Stamping Steel Ribbon, is earlier this end wiry on the base to be inserted Stamping Steel Ribbon, by rotation whole bottom is screwed in again.Wire end through processing has a tip, makes the easier screw-in Stamping Steel Ribbon of base, enhances productivity.

Described annular base is vertical with plane, head place, and has wave heave, this projection can make be buckled in the Stamping Steel Ribbon more firm, difficult drop-off.

The part that described wave heave can finish in base annular, the formed plane of waveform is also vertical with base, another end wiry is the end end of waveform, the starting end near the base annular leaves small gap, and with base at grade.

The formed plane of wave heave on the described base annular also can with head place plane parallel, and vertical with base; Perhaps on annular, have two wave heaves, the formed plane of two waveforms all with head place plane parallel, and vertical with base.

The simple in structure of the utility model buckle effectively has wave heave owing on the base, guaranteed that buckle firmly is fixed in Stamping Steel Ribbon on the installation surface effectively; Base end wiry has the tip, makes buckle be easier to screw in Stamping Steel Ribbon; The neck that separates with base plane has guaranteed that buckle can screw out easily and do not destroy the braiding structure of Stamping Steel Ribbon from Stamping Steel Ribbon; And wiry one terminal and base do not have the afterbody of perk on the base in same plane, prevented the glass fibre of buckle wire puncture through seal bar and prick operator's hand in installation process.

Description of drawings

Fig. 1 is the structural representation of the enforceable a kind of buckle of the utility model;

Fig. 2 is the enlarged view of A among Fig. 1;

Fig. 3 is the structural representation of the enforceable another kind of buckle of the utility model;

Fig. 4 is the enlarged view of B among Fig. 3.

Embodiment

As shown in Figure 1, a kind of buckle that is used for Stamping Steel Ribbon or similar device are fixed in installation surface, by single flexible, and rubber-like wire or other suitable material constitute, be generally stainless steel, as the semi-harden stainless steel of 304ss, it is circular that the wire cross section is generally, diameter is 0.5～0.8mm, and typical sizes is 0.635mm.Buckle comprises 10, one neck 20 of head that agree with installation surface base 30 vertical with head with, that link to each other at neck.Head 10 has the top 11 and a pair of shoulder 12 of point, shoulder general size symmetry, head 10 is extended to shoulder 12 by top 11, one of them shoulder is punctured into an end 13 wiry, another shoulder then inwardly be retracted to adjacent with wire end 13 a bit, it is neck 20 that two shoulders are contracted to the thinnest part, all the other wires are from the base 30 of the downward-sloping slightly back of neck 20 beginnings coiled annular, neck 20 is positioned at top, base 30 planes 0.8～1.0mm, and is vertical with base with the longitudinal axis of neck 20 by top 11.Annular base 30 is vertical with the plane at head 10 places, and the wave heave 33 that is partly with in the annular end, the formed plane of waveform is also vertical with base, another end 32 wiry is the end end of waveform, wear into needle-like, near the starting end 31 of base annular, leave the gap of 0.3～0.4mm, and with base at grade.

Described wave heave, waveform height 1.0-1.5mm, waveform length (being the distance of waveform starting end) 4.0-5.0mm to the waveform ending segment.

A kind of optimum size of buckle head: the distance between base 30 and the buckle shoulder 12 is about 3.3mm, distance between base 30 and the buckle top 11 is about 10.4mm, width between buckle two shoulders is about 4.8mm, the waveform height of wave heave is 1.5mm, waveform length is 4.5mm, and neck 20 is 1.0mm to the perpendicular distance of base 30.

But Fig. 3 is the another kind form of implementation of the utility model buckle, described wave heave 33 formed planes and head 10 plane parallel, and vertical with base 30.Wire end on the base 30 cuts into shown in Figure 4.

The method that the utility model buckle is embedded Stamping Steel Ribbon is: because the end end of base annular, just wire wherein one terminal 32 and the starting end 31 of base annular between leave the gap of 0.3～0.4mm, and has a tip, earlier wire end 32 is inserted the braiding overcoat of Stamping Steel Ribbon, further be pressed into again the braiding overcoat in and by the rotation till certain one metal wire that tangles Stamping Steel Ribbon inner support pipe fitting, then according to rotating buckle by the top 11 of buckle head and the longitudinal axis of neck 20, base 30 just can pass braiding overcoat and inner support metal pipe element, and is in inner support pipe fitting below wiry fully.

Certainly, also can earlier buckle be screwed in the inner support pipe fitting, then around buckle braided glass fibre overcoat.

Claims

1. buckle, constitute by single rubber-like wire, comprise a head that agrees with installation surface (10), a neck (20) is vertical with head (10) with one, at the continuous base (30) of neck (20), head (10) has a top (11) and a pair of shoulder (12), head (10) is extended to shoulder (12) by top (11), one of them shoulder is punctured into an end wiry (13), another shoulder then inwardly be retracted to adjacent with wire end (13) a bit, it is neck (20) that shoulder is contracted to the thinnest part, wire is from the base (30) of the downward-sloping slightly back of neck (20) beginning coiled annular, neck (20) is positioned at top, base (30) plane, base (30) has wave heave, the formed plane of waveform is vertical with base (30), another end wiry (32) is near the starting end (31) of base annular, leave the gap, and with base (30) at grade, it is characterized in that: described another end wiry (32) has a tip.

2. buckle as claimed in claim 1 is characterized in that: described another end wiry (32) is a needle-like.

3. buckle as claimed in claim 1 is characterized in that: described wave heave (33) is at the latter end of base (30) annular, and an end wiry (32) is the end end of waveform.

4. buckle as claimed in claim 1 is characterized in that: formed plane of described wave heave (33) and head (10) plane parallel, and vertical with base (30).

5. as claim 1,3 or 4 described buckles, it is characterized in that: the waveform height of described wave heave is 1.0～1.5mm, and waveform length is 4.0～5.0mm.

6. buckle as claimed in claim 1 is characterized in that: the perpendicular distance between described neck (20) and base (30) is 0.8～1.0mm.