CN2432810Y

CN2432810Y - Buckle

Info

Publication number: CN2432810Y
Application number: CN 99258051
Authority: CN
Inventors: 赖锦国
Original assignee: Nifco Taiwan Corp
Current assignee: Nifco Taiwan Corp
Priority date: 1999-12-29
Filing date: 1999-12-29
Publication date: 2001-06-06
Anticipated expiration: 2009-12-29

Abstract

The utility model discloses a buckle. A female buckle is provided with two relative leading parts at an opening of a large diameter. Two relative positions are a buckling surface which causes the buckling part of a male buckle to disengage from the smooth surface of the female part, and the rear side end of the buckling surface is provided with clamping points. A through hole is arranged between two clamping points. One side of the male buckle is provided with a holding part, and the other side is provided with the buckling part which is provided with a return spring sheet in arrow headed and clamping spring sheets. Two clamping spring sheets are extended towards the through hole. Both sides of the return spring sheet are pushed into the reducing-shaped inner wall surface of containing space of the female buckle. The clamping spring sheets are tightly buckled on the buckling surface and clamping space which is formed between two clamping points. The buckle has the advantages of easy operation, buckling firmness and good safety.

Description

Fastener

The utility model provides a kind of fastener, especially refer on a kind of buckling parts that utilizes pin thread as the shape of sagittate clip shell fragment and reseting shrapnel, the arrange in pairs or groups corresponding design of inclined plane, stuck point and saturating emptying aperture of accommodation space internal face of box, just can reach operation simple and easy, fasten firm and have the effect of security consideration.

Now the society in all trades and professions for make two kinds of objects reach the combination or purpose of connecting, just deriving fastener miscellaneous produces, and its product purpose is more all-embracing, very strange, but the final utility of all fasteners is all only in order to prolong or fixing the use, as with Pressing fastener, all utilize other open type design mostly, that is be pressed into box and two clip shell fragments that pin thread two skew backs are stretched are fastened in the relative saturating emptying aperture of box fixing with a pin thread, and the purposes of this kind fastener is extremely wide, can be by safety cap, knapsack, learn easily on the article such as school bag and shoes, can consult shown in Figure 7 in addition, the fastener of commonly using shown in its figure also is similar wherein a kind of product, and this type of other open type fastener all exposes to the push switch of clip shell fragment of two sides as unlatching with it, but the fastener of this kind mode when being used in the purposes that must consider security (as the safety belt of mechanical type electronic toy, bear braces that child uses and the holding appliances such as safety belt in the go-cart), just highlight the security wretched insufficiency of this type of fastener, now extremely strong because of one-year-old above child in itself curiosity and study power of this stage, just can by after watching the adult how to operate the other open type fastener that this kind expose, can imitate its opening ways easily, so if can design a kind of non-exposed and must be with the fastener of different directions operation, just can strengthen the consideration of this kind fastener on safety, as being aided with simultaneously the fixing after easy operational motion fastens with reinforcement again, must effectively improve the shortcoming of commonly using article.

Therefore, the creator is because the above-mentioned shortcoming of commonly using, special at comprehensive consideration and design on its safety, again through repeatedly modification and assessment, the creator is that to develop a kind of security high and have processing ease concurrently, fasten the birth of firm brand-new fastener, with apply to prolong or stationary rope on use.

Main purpose of the present utility model is to provide a kind of fastener, it extends out a buckling parts by the rear, grip part of pin thread, and in its side and end be provided with two sagittate reseting shrapnels and clip shell fragment, so after the buckling parts of a side pushes towards the skewed guidance part in the accommodation space of box, can make the clip shell fragment be a strain in the place, inclined-plane of guidance part, and then buckle on the smooth buckling surface in rear, and the free end of clip shell fragment is promptly outwards stretched by saturating emptying aperture place, and the protrusion stuck point that is aided with left and right sides limits the free-ended axial displacement of its clip shell fragment two sides, after cooperating reseting shrapnel to push again towards the gradually-reducing shape internal face in the box accommodation space, form the flexible reaction force of a kind of tool, allow the free end of clip shell fragment be close to the buckling surface inboard at the guidance part rear of inclination, so the operator is as desiring to make public affairs, during the two disengaging of box, only pin thread must be pressed into box rotate again 90 the degree after, just can be directly by the even surface place disengaging of box, it is simple and easy to reach operation with this, fasten firm and have the effect of security consideration.

The purpose of this utility model is achieved in that a kind of fastener, comprise pin thread and box, this box is a hollow-cone body, and be provided with the guidance part that two relative ecto-entads tilt in the large diameter opening part of a side, and two relative positions are all the even surface that the buckling parts that can make pin thread breaks away from box in addition, and rear side end is formed with a smooth buckling surface, and buckling surface two sides respectively convex with stuck point, respectively offer a saturating emptying aperture between two stuck points; And this pin thread one side is the grip part, and side is a buckling parts in addition, and this buckling parts is formed with one respectively in its end and side and is sagittate reseting shrapnel and clip shell fragment; The two side free ends distance of the clip shell fragment of pin thread buckling parts is greater than the inclined plane distance of two corresponding guidance parts, clip shell fragment two sides are a distortion inwardly, and buckle into the smooth buckling surface in guidance part rear, two clip shell fragments outwards stretch towards saturating emptying aperture place, and reseting shrapnel two sides in the place ahead are also pushed the gradually-reducing shape internal face in the box accommodation space, and the clip shell fragment closely is held in buckling surface and the formed clip of the two stuck points space.

The grip part of this pin thread is provided with a ribbon hole that supplies ribbon to wear.

The clip shell fragment of this pin thread buckling parts all extends out the support shell fragment of a distance in the terminal inner face of its two sides free end.

Place, the composition surface of the grip part of this pin thread and the central plate body of buckling parts, all be provided with two strengthen usefulness to prevent that buckling parts from producing the block of improper bending distortion when pushing.

The side end face that this box diameter is little offers a lanyard hole, and forms a holding part in the inboard.

This box is with one-body molded or with joint element another box is set together in the opposite direction.

The reseting shrapnel of this pin thread increases its contact area at two side free ends.

The clip shell fragment of this pin thread buckling parts extends out two in the free-ended terminal inboard of its two side and supports shell fragment, and each supports shell fragment and is connected to medial extremity surface, grip part.

The inboard of this support shell fragment offers a profile groove.

The utility model is because the buckling parts of its pin thread one side when being forced into the accommodation space of box, make sagittate clip shell fragment be an inside crimp at the place, inclined-plane of guidance part, so the clip shell fragment just makes its clip shell fragment present outside stretch-like after buckling into emptying aperture, and with the internal face of the gradually-reducing shape of the reseting shrapnel of last side extruding accommodation space, to form the flexible reaction force of a tool, and the free end that makes the clip shell fragment pushes against on the inboard smooth buckling surface in inclined plane, be aided with the axial displacement of the stuck point restriction clip shell fragment of its left and right sides Lve Gao again, when the pin thread desire breaks away from box, only need depress pin thread and make the internal face extruding of reseting shrapnel towards accommodation space, its clip shell fragment promptly moves down and breaks away from stuck point restriction about it, just can be behind 90 degree of the grip part of turn pin thread, and the clip shell fragment of pin thread and reseting shrapnel are deviate from easily by two side even surfaces of box accommodation space opening, operate simple and easy, fasten firm and have security consideration.

For reaching above-mentioned purpose and structure, technological means that the utility model adopted and effect thereof illustrate in detail that with regard to preferred embodiment cooperation of the present utility model is graphic its structure is as follows with function now, understand fully in order to do profit.

Fig. 1 is the three-dimensional exploded view of the utility model preferred embodiment

Fig. 2 is the sectional plain-view drawing of the utility model preferred embodiment

Fig. 3 is the action schematic diagram of the utility model preferred embodiment pin thread when pushing box

Fig. 4 is the user mode figure of the utility model preferred embodiment

Fig. 5 is that of the present utility model another implemented illustration

Fig. 6 is an enforcement illustration more of the present utility model

Fig. 7 is the sectional plain-view drawing of commonly using

See also shown in Figure 1, three-dimensional exploded view for the utility model preferred embodiment, can find out that the utility model comprises a pin thread 20 and box 10 by clear among the figure, wherein this box 10 is a hollow-cone body, and be provided with disymmetrical guidance part 11 in the opening part in its broad circle footpath, and each guidance part 11 is the ecto-entad heeling condition, and its end is formed with a smooth buckling surface 12, and respectively convex with slightly thick stuck point 121 by these buckling surface 12 2 sides, and the inboard sets out a saturating emptying aperture 13, and the width of this saturating emptying aperture 13 is slightly larger than the width of the clip shell fragment 222 of pin thread 20, and all be formed with an even surface 14 in 11 of the skewed guidance parts of box two sides, offer a lanyard hole 15 (please consulting shown in Figure 2 simultaneously) by box 10 other centre of side end face again, and be formed with a holding part 151 in its inboard, can be positioned in it in order to rope; In addition the place ahead of this pin thread 20 is one to be the grip part 21 of T type, and on this grip part 21, offer a saturating empty ribbon hole 211, extend out a buckling parts 22 by grip part 21 other sides again, and being respectively equipped with one in its end and side, this buckling parts 22 is sagittate reseting shrapnel 221 and clip shell fragment 222, wherein these clip shell fragment 222 ends are connected with 21 of grip parts has one to support shell fragment 223, and offer a profile groove 2231 in its medial surface appropriate location, to provide clip shell fragment 222 to have a suitable support force when the strain, again by the composition surface place of its grip part 21 with the central plate body of buckling parts 22, all be provided with two and strengthen, when pushing, produce bending distortion improperly to prevent buckling parts 22 with block 224.

See also Fig. 1,2, shown in 3, when the utility model uses in reality, push earlier with accommodation space place, the grip part 21 of pin thread 20 towards the broad opening of box 10, this moment, the arrow shaped reseting shrapnel 221 and the clip shell fragment 222 of its buckling parts 22 just inwardly were forced into towards skewed guidance part 11, the two side free ends distance of clip shell fragment 222 is greater than the inclined plane distance of two corresponding guidance parts 11, and make clip shell fragment 222 2 sides towards in be formed centrally a strain, after pushing away guidance part 11, its clip shell fragment 222 is just outwards stretched by saturating emptying aperture 13 places and pushes against on the smooth buckling surface 12 in guidance part 11 rears, omit the axial displacement that stuck point 121 high and that protrude limits clip shell fragment 222 by two sides about it again, push the gradually-reducing shape internal face of box 10 accommodation spaces simultaneously with two side free ends of the place ahead arrow shaped reseting shrapnel 221, and then form the reaction force that one day, grip part 21 directions were pushed, clip shell fragment 222 closely is held in buckling surface 12 and two stuck points, the 121 formed clip spaces.When pin thread 20 is desired to be broken away from by box 10 places, only must firmly urge towards box 10 with pin thread 20 grip parts 21, just can make the reseting shrapnel 221 of pin thread 20 push the gradually-reducing shape internal face of box 10 accommodation spaces, and make clip shell fragment 222 displacements one distance simultaneously, and make it to break away from buckling surface 12 and two stuck points, 121 formed clip spaces, and then the grip part 21 of pin thread 20 is rotated 90 spend, just make its clip shell fragment 222 detach the scope of emptying aperture 13, and make clip shell fragment 222 be moved to even surface 14 places, can be by the reaction force of reseting shrapnel 221, and with buckling parts 22 by releasing a distance in the accommodation space of box 10, only must pull out even surface 14 places of pin thread 20 by box 10 this moment, can make the two disengaging easily, reach the easy purpose of operation with this.

See also Fig. 1, shown in 2, the utility model is after the buckling parts 21 of pin thread 20 is inserted the accommodation space of box 10, the free end of its clip shell fragment 222 2 sides is close to buckling surface 12 inner edges, and the reaction force that produced in the gradually-reducing shape internal face of box 10 of the reseting shrapnel 221 that is aided with left and right sides higher stuck point 121 and pin thread 20 simultaneously, the two can't break away from and make pin thread 20 and box 10, and this reseting shrapnel 222 is pushed the gradually-reducing shape internal face of its box 10 because of utilizing harder elasticity strength, so when the operator desires to make pin thread 20 and box 10 the two separation, it urges strength and frictional force is all more powerful, more also there is not the switch that Gong to push because of its overall appearance, so the child very be difficult for to open fastener of the present utility model, so it is firm and have the effectiveness of high security to reach fastening really.

See also Fig. 3, shown in 4, generalized section and user mode figure for the utility model preferred embodiment, when box 10 with before pin thread 20 combines, can earlier the head of the body of generally restricting be passed the lanyard hole 15 of box 10, again with its rope body knotting, the holding in addition of body of will restricting then strained, make knot be positioned at the space of holding part 151, and the rope body fixing card of side in addition, nameplate, article such as permit identification use, and pin thread 20 and box 10 are after combining, the ribbon hole 211 that the grip part 21 of its pin thread 20 is had can be arranged in wherein for general ribbon, and only use for cooperating preferred embodiment to narrate in this ribbon hole 211, and non-principal character of the present utility model is so the utility model can be fixed with an end of box 10 knot of rope, and pin thread 20 1 ends are equipped with rope band, connect two kinds of different article with this.

In addition, the utility model is not as offering or do not use this ribbon hole 211 at pin thread 20 ends, just lanyard hole 15 that can box 10 wears rope or ribbon, uses in the prolongation with slider of zipper fastener sheet that general clothing, knapsack are provided, can form alternative user mode.

See also shown in Figure 5, for of the present utility model another implemented illustration, wherein the support shell fragment 223 of this pin thread 20 also can be only extends out a distance by the free end inboard of clip shell fragment 222, use with the location of auxiliary clip shell fragment 222 after being posted by buckling surface 12, reseting shrapnel 221 also can increase the contact area in its outside in addition, to increase urge power and the frictional force of pin thread 20 when pushing, can effectively strengthen the safety of the utility model fastener.

See also shown in Figure 6, one implement illustration again for of the present utility model, wherein this box 10 also can be formed in one or with joint element (as rivet, screw etc.) it is set up to two opposite accommodation spaces, uses with simultaneously ccontaining two pin threads 20, can form another kind of embodiment.

In sum, the fastener that the utility model is above-mentioned, can reach its effect and purpose really, so the utility model really is the novel creation of a practicality excellence, meets the application condition of novel patent, so file an application in the whence in accordance with the law, expect that examining committee grants accurate this case early, to ensure creator's arduous creation, if there is any query in an ancient unit of weight office, the indication of please writing to us.

The above only is a preferable possible embodiments of the present utility model, non-so promptly arrest limit claim of the present utility model, so the equivalent structure that all utilization the utility model specifications and accompanying drawing content are done changes, and all in like manner is contained in the scope of the present utility model, closes and gives Chen Ming.

Claims

1, a kind of fastener, comprise pin thread and box, it is characterized in that: this box is a hollow-cone body, and be provided with the guidance part that two relative ecto-entads tilt in the large diameter opening part of a side, and two relative positions are all the even surface that the buckling parts that can make pin thread breaks away from box in addition, and rear side end is formed with a smooth buckling surface, and buckling surface two sides respectively convex with stuck point, respectively offer a saturating emptying aperture between two stuck points; And

This pin thread one side is the grip part, and in addition side is a buckling parts, and this buckling parts is formed with one respectively in its end and side and is sagittate reseting shrapnel and clip shell fragment;

The two side free ends distance of the clip shell fragment of pin thread buckling parts is greater than the inclined plane distance of two corresponding guidance parts, clip shell fragment two sides are a distortion inwardly, and buckle into the smooth buckling surface in guidance part rear, two clip shell fragments outwards stretch towards saturating emptying aperture place, and reseting shrapnel two sides in the place ahead are also pushed the gradually-reducing shape internal face in the box accommodation space, and the clip shell fragment closely is held in buckling surface and the formed clip of the two stuck points space.

2, fastener as claimed in claim 1 is characterized in that: the grip part of this pin thread is provided with a ribbon hole that supplies ribbon to wear.

3, fastener as claimed in claim 1 is characterized in that: the clip shell fragment of this pin thread buckling parts all extends out the support shell fragment of a distance in the terminal inner face of its two sides free end.

4, fastener as claimed in claim 1 is characterized in that: place, the composition surface of the grip part of this pin thread and the central plate body of buckling parts, all be provided with two strengthen usefulness to prevent that buckling parts from producing the block of improper bending distortion when pushing.

5, fastener as claimed in claim 1 is characterized in that: the side end face that this box diameter is little offers a lanyard hole, and forms a holding part in the inboard.

6, fastener as claimed in claim 1 is characterized in that: this box is with one-body molded or with joint element another box is set together in the opposite direction.

7, fastener as claimed in claim 1 is characterized in that: the reseting shrapnel of this pin thread increases its contact area at two side free ends.

8, fastener as claimed in claim 1 is characterized in that: the clip shell fragment of this pin thread buckling parts, and extend out two in the free-ended terminal inboard of its two side and support shell fragment, each supports shell fragment and is connected to medial extremity surface, grip part.

9, fastener as claimed in claim 1 is characterized in that: the inboard of this support shell fragment offers a profile groove.