CN2917361Y - Buckles - Google Patents

Abstract

The utility model discloses a fastening tool. One end of the trip piece steps across a fulcrum shaft that is pivoted with a frame, while the trip piece additionally steps across a check shaft. Two through grooves are arranged intervally on the frame soleplate, while a binding band goes around the two through grooves, the fulcrum shaft and the check shaft. Any one of the fulcrum shaft and check shaft or both of them are pivoted with an outer bushing, while the frame is provided with a spring plate that is resisted against the binding band. After the trip piece drives the binding band firmly locked, the regulating section of the binding band is easily pulled and tied when untying the binding band under the coordination of the outer bushing and the spring plate is resisted against the binding band so as to avoid the binding band from loosening and getting stuck under the tension acting force when driving a car and then to guarantee the use safety.

Description

A kind of fastener

Technical field

The utility model relates to a kind of fastener, refers to a kind of location technology that can tighten Binding fastener really safely especially.

Background technology

Early stage binding article technology is directly to utilize bundling belt for it, main earlier that the bundling belt two ends are approximately fixing, impose the lax part of the power of tightening then in bundling belt, mode of operation so, need experience or senior bundle worker can be easily for it, general personnel can't operate really smoothly, and article are also non-very firm after binding, and bundling belt also seems mixed and disorderly in appearance in addition.

So just the someone develops " hand controller ", these structures are mainly tightened bundling belt with the ratchet capstan winch, yet, its in practical operation, but have bundling belt easily strand tightly in rotating shaft be difficult for untiing, and the first-class shortcoming of the congested rotating shaft of bundling belt, be difficult in the operation execute smoothly into, trace it to its cause, be be that bundling belt must constantly be wound on the rotating shaft due to, moreover its structure complexity of these hand controllers is higher, its acquisition cost can not significantly stimulate to the market demand naturally.

In view of this, this creator develops the TaiWan, China patent announcement M258929 number " buckle structure (one) ", M258930 number " buckle structure (two) ", M258931 number " buckle structure (three) ", M258932 number " buckle structure (four) ", M258933 number " buckle structure (five) ", M259760 number " buckle structure (six) ", case is improved before the M272636 number patents such as " buckle structure (seven) ", these structures are put on display abroad and are well received by the public, business opportunity is unlimited, this creator is not with this complacency, the still research and development of Chi Xuing, find before these patents that case is with the bundling belt tension and after fixing, it also is not easy bundling belt adjustment section fastening once more, trace it to its cause, the friction that is bundling belt and each axis in fact is excessive, cause bundling belt behind the location, to be difficult for once more application of force tension, prior problem is, case is adjusting bundling belt the section tension after fixing before these patents, this bundling belt is in the vehicle driving process, can produce with vehicle movement and rock accordingly, cause the fixing state of bundling belt that the possibility that gets loose is arranged, and then cause the misgivings of safety in utilization.

The utility model content

The purpose of this utility model is to provide a kind of fastener that can worry about nothing and be easy to application of force tension bundling belt safely, with the psychological needs of match operation person safe handling.

For achieving the above object, technical solution of the present utility model is: a kind of fastener, and it comprises a framework, a pulling piece and a bundling belt; This framework has a base plate, is provided with side plate in these base plate both sides, and this base plate is provided with wears groove, and the biside plate span is provided with fulcrum; This pulling piece and framework fulcrum articulate, and making pulling piece is that the center passes in and out framework with the fulcrum, and this pulling piece is provided with an axis then striding with the corresponding position of fulcrum; This bundling belt is by wearing groove, just circle constitutes the section of tightening around axis after supporting fulcrum, continues it, passes fulcrum after below the pile warp axis and tightens intersegmental pulling out and constitute and adjust section, swinging under the control when the axis of pulling piece, this bundling belt can be anchored on an axis and a between centers; This fastener also comprises a shell fragment, and the one end is consolidated in the framework base plate, and another ora terminalis then forms the stop section of outstanding base plate, and make that this shell fragment makes progress therebetween press on the base plate bottom surface, will be by the bundling belt elasticity clipping of this position.

Described shell fragment is striden to be located at and is worn groove, and the one end is consolidated on the base plate, and another ora terminalis of shell fragment then forms a stop section and outstanding base plate, and make that this shell fragment can make progress therebetween press on the base plate bottom surface, in order to will be by the bundling belt elasticity clipping of this position.

Described axis is worn pivot in the endoporus of an external bushing, and this external bushing must freely rotate in the axis periphery.

Described fulcrum is worn pivot in the endoporus of an external bushing, and this external bushing must freely rotate in the fulcrum periphery.

Described base plate is interval with first and wears groove, second and wear groove, described bundling belt ora terminalis is worn the bottom land end by second and is penetrated the back, constitutes the section of tightening around just enclosing around axis behind fulcrum, continue it, pass fulcrum after below the pile warp axis and tighten intersegmental pulling out and constitute and adjust section; Another bundling belt penetrate first wear groove after, splice in the outer end of base plate, and this face of splicing is fixed with line.

Described biside plate end face is concaved with stopper slot; Described pulling piece has provided the pivot hole in an ora terminalis, and pivot is worn in the lump for fulcrum in this pivot hole, makes that this pulling piece can be that certain angle is swung at the center with the fulcrum; Pulling piece is pivoted with axis in addition, rotates at pulling piece to move down and involutory when being positioned framework, and this axis is positioned stopper slot.

Be provided with the clamping structure that with the bundling belt fastening time, plays the role of positioning at the pulling piece axis between described framework and pulling piece.

Described clamping structure is concaved with clamping groove at the biside plate end face, rotate at pulling piece and to move down and involutory when being positioned framework, this pulling piece then is provided with the strip chute that cooperates with it in the relative position of clamping groove, the pulling piece outer end then in the position of chute relatively to having limitting casing; Stride the slippage of establishing in chute with positioning piece then, this keeper has extended guide rod in addition backward, this guide rod inserts described limitting casing, keeper also upwards is equipped with the control plate in the position of guide rod both sides, overlap the spring of having pulled in its guide rod, this spring one end compresses the control plate, the other end then compresses the limitting casing medial surface, make this spring promote keeper with default elastic force, it is at any time towards the function of clamping groove direction location, this keeper is in entering clamping groove the time, this pulling piece and framework are involutory, to keep the effect of axis fastening bundling belt.

Described framework biside plate is provided with stopper slot below fulcrum, this stopper slot is that the arcuation setting is adopted at the center with the fulcrum, side plate is not run through in its two ends, the pulling piece pivot is fixed in fulcrum, this pulling piece is when with the fulcrum being the center swing, its axis can displacement in stopper slot synchronously, and is positioned this stopper slot two ends respectively.

After adopting such scheme, because the utility model compresses bundling belt with shell fragment, make it be positioned base plate, and be positioned outside the base plate so that the stop section is outstanding, so even if this bundling belt and hook are long because of distance, when vehicle travels and produce when getting loose stress, the utility model can limit this stress that gets loose with the stop section earlier and enter the section of tightening, and because shell fragment elasticity clipping bundling belt presses between the base plate bottom surface, be enough to prevent that the section of tightening of bundling belt from having the situation of the fastening of getting loose to take place between external bushing and axis, make enhancement place of the true tool safety in utilization of the utility model.

Description of drawings

Fig. 1 is a decomposing schematic representation of the present utility model;

Fig. 2 is a combination schematic diagram of the present utility model;

Fig. 3 is a combination generalized section of the present utility model;

Fig. 4 is another combination generalized section of the present utility model;

Fig. 5 is that the utility model shell fragment prevents the generalized section that bundling belt gets loose;

Fig. 6 is the schematic diagram of the utility model second embodiment;

Fig. 7 is the schematic diagram of the utility model the 3rd embodiment;

Fig. 8 is the schematic diagram of the utility model the 4th embodiment;

Fig. 9 is the decomposing schematic representation of the utility model the 5th embodiment;

Figure 10 is the combination schematic diagram of the utility model the 5th embodiment;

Figure 11 is the decomposing schematic representation of the utility model the 6th embodiment;

Figure 12 is the combination schematic diagram of the utility model the 6th embodiment.

The primary clustering symbol description

10 frameworks, 11 base plates, 12 side plates

13 first wear groove 14 second wears groove 15 pivot holes

16 clamping grooves, 20 pulling pieces, 21 top boards

22 flaps, 23 pivot holes, 24 fulcrums

240 external bushings, 25 free ends, 26 through holes

27 axis, 270 external bushings, 31 clamping grooves

32 chutes, 33 limitting casings, 40 keepers

41 guide rods, 42 control plates, 43 springs

50 bundling belts, 500 bundling belts, 51 sections of tightening

52 adjust section 61 first hooks 62 second hooks

70 shell fragments, 71 rivet holes, 72 rivets

73 stop sections

The specific embodiment

Please referring to Fig. 1 to Fig. 4, the utility model includes:

One framework 10, it has a square shape base plate 11, upwards is bent with side plate 12 in these base plate 11 both sides, and this base plate 11 is interval with first and wears groove 13, second and wear groove 14, and biside plate 12 is provided with pivot hole 15 nearly first above wearing groove 13;

One pulling piece 20, it has a top board 21, in top board 21 both sides to having flap 22, these pulling piece 20 bifoldable plates 22 also can be to being combined in framework 10 biside plates 12 inboards, pulling piece 20 has provided pivot hole 23 in flap 22 1 ora terminalis, this pivot hole 23 is corresponding with framework 10 pivot holes 15, wear pivot in the lump for fulcrum 24, and fulcrum 24 is provided with the external bushing 240 of hollow in pulling piece 20 scopes, and make fulcrum 24 wear the endoporus of pivot in external bushing 240, make this external bushing 240 freely rotate in fulcrum 24 peripheries, and pulling piece 20 free ends 25 outstanding framework 10 biside plates 12 outer ends, in order to pulling this top board 21, making this pulling piece 20 can be that certain angle is swung at the center with fulcrum 24; Bifoldable plate 22 slightly is provided with through hole 26 in the top position at fulcrum 24 in addition, in order to the axis 27 that is pivoted;

One clamping structure, tie up to biside plate 12 end faces and be concaved with clamping groove 31, rotate at pulling piece 20 and to move down and involutory when being positioned framework 10, these pulling piece 20 bifoldable plates 22 then are provided with the strip chute 32 that cooperates with it in the relative position of clamping groove 31, top board 21 outer ends then in the position of chute 32 relatively to having limitting casing 33; Stride the slippage of establishing in two chutes 32 with positioning piece 40 then, this keeper 40 has extended guide rod 41 in addition backward, this guide rod 41 inserts limitting casing 33, keeper 40 also upwards is equipped with control plate 42 in the position of guide rod 41 both sides, overlap the spring 43 of having pulled in its guide rod 41, make spring 43 1 ends compress control plate 42, the other end then compresses limitting casing 33 medial surfaces, make this spring 43 promote keeper 40 with default elastic force, it is at any time towards the function of clamping groove 31 directions location, when making this keeper 40 in entering clamping groove 31, pulling piece 20 can be fixed in the framework 10;

Two bundling belts 50,500, please cooperate Fig. 3,4 sights, wherein an end of a bundling belt 50 is provided with first hook 61, this bundling belt 50 penetrate first wear groove 13 after, splice in the outer end of base plate 11, and this face of splicing is fixed with line, another bundling belt 500 then is provided with second hook 62 in an end, this ora terminalis is then worn after groove 14 bottoms penetrate by second, after supporting fulcrum 24 external bushings 240, just enclose and constitute the section of tightening 51 around axis 27, continue it, pass 51 of fulcrum 24 external bushings 240 and the sections of tightening after below the pile warp axis 27, pull out by base plate 11 tops then and constitute and adjust section 52;

One shell fragment 70, stride and be located at second and wear groove 14, the one end is provided with rivet hole 71 and is consolidated on first and second base plate 11 of wearing 13,14 of grooves by means of rivet 72, shell fragment 70 another ora terminalis then form an arc tubulose stop section 73 and outstanding base plate 11, what make that this shell fragment 70 can make progress therebetween presses on base plate 11 bottom surfaces, in order to will be by the bundling belt 500 elasticity clippings of this position.

Please cooperate Fig. 1 and Fig. 3 to see it, the operator pulls the elastic force that control plate 42 overcomes spring 43, make keeper 40 break away from clamping groove 31, promptly can upwards rotate pulling piece 20, when axis 27 and fulcrum 24 are an ordinate, the section of tightening 51 of another bundling belt 500, adjust section 52 and be a maximum relaxed state, by fulcrum 24 external bushings 240 rotating in response to, and then can reach smoothly fast will the section of tightening 51 and adjust section 52 and unclasp, make two hooks 61,62 are enough to deviate from tied things such as the article of hook joint or belt, perhaps adjust section 52 and change two hooks 61 by drawing to put, 62 spacing reaches and makes two hooks 61,62 can adjust the article of institute's desire binding or the spacing of belt;

When desiring to tighten two hooks 61,62 o'clock, as shown in Figure 4, the adjustment section 52 of direct pull bundling belt 500 then, rotate pulling piece 20 then, make keeper 40 stretch into clamping groove 31, reach fixedly pulling piece 20 according to this in the effect of framework 10, make 240 of the external bushings that these pulling piece 20 axis 27 are clamped in axis 27 and fulcrum 24 with the adjustment section 52 and the section of tightening 51 doublings of bundling belt 500, because of the utility model with this bundling belt 500 of fulcrum 24 external bushings 270 intermediaries, so can pulling once more adjust section 52, make bundling belt 500 strain a bit of stroke again, make bundling belt 500 sections of tightening 51 be a stuck fastening state really, to make two hooks 61,62 be enough to the article of hook joint or belt tight to the most stable degree;

As shown in Figure 5, because the utility model compresses bundling belt 500 with shell fragment 70, make it be positioned base plate 11, and with stop section 73 outstanding being positioned outside the base plate 11, so even if this bundling belt 500 and hook 62 are long because of distance, when vehicle travels and produce when getting loose stress, the utility model can limit this stress that gets loose with stop section 73 earlier and enter the section of tightening 51, and because shell fragment 70 elasticity clipping bundling belts 500 press between base plate 11 bottom surfaces, be enough to prevent that bundling belt 500 sections of tightening 50 from having the situation of the fastening of getting loose to take place at external bushing 240 and 27 of axis, make enhancement place of the true tool safety in utilization of the utility model.

See also Fig. 6, it is the utility model second embodiment, the external bushing 240 of fulcrum 24 is removed by this embodiment system, and directly the external bushing 270 of another hollow is installed in axis 27, this external bushing 270 is located in pulling piece 20 scopes, and make axis 27 wear the endoporus of pivot in external bushing 270, and make this external bushing 270 freely rotate in axis 27 peripheries, tool is to replace the effect of fulcrum 24 external bushings 240.As for Fig. 7 then is the utility model the 3rd embodiment, its explanation the utility model is equipped with external bushing 270 in axis 27, and fulcrum 24 also is equipped with another external bushing 240, so can make to the utlity model has more convenient application of force tension bundling belt 500 and be in firm fastening user mode.

See also Fig. 8; it is the utility model the 4th embodiment; this embodiment is that arc tubulose stop section 73 shapes of explanation the utility model shell fragment 70 can change arbitrarily, need only limit this bundling belt 500 stress that gets loose and enter the section of tightening 51, promptly belongs to the utility model protection domain.

See also Fig. 9 and Figure 10, it is the utility model the 5th embodiment, this embodiment lies in the external bushing 270 that axis 27 is equipped with a hollow, make this external bushing 270 freely rotate in axis 27 peripheries, biside plate 12 is provided with stopper slot 16 below pivot hole 15 then, this stopper slot 16 is that the arcuation setting is adopted at the center with pivot hole 15, and side plate 12 is not run through in two ends, so that pulling piece 20 is when with fulcrum 24 being the center swing, the displacement in stopper slot 16 synchronously of its axis 27, and can be positioned this stopper slot 16 two ends respectively, and must freely rotate in axis 27 peripheries by external bushing 270, to promote doubling in the stability of tightening of axis 27 external bushings 270 and 24 bundling belts 500 of fulcrum.

See also Figure 11 and Figure 12, it is the utility model the 6th embodiment, this embodiment lies in the external bushing 240 that fulcrum 24 is equipped with a hollow, make this external bushing 240 freely rotate in fulcrum 24 peripheries, biside plate 12 end faces are then worn 13,14 of grooves two and are concaved with a stopper slot 16 then, rotate at pulling piece 20 and to move down and involutory when being positioned outside the framework 10, this axis 27 can be positioned in the stopper slot 16, reaching the function of assist location, thereby promote doubling in the stability of tightening of axis 27 and 240 bundling belts 500 of fulcrum 24 external bushings.

In sum, the utility model cover pivot mainly arbitrary at fulcrum, the axis of existing buckle structure or the while has external bushing, to reach tightening really of intermediary's bundling belt, the more important thing is, the utility model is provided with the shell fragment that compresses bundling belt in framework, and the situation that produces the fastening that gets loose with the degree of tightness active force of avoiding bundling belt to travel because of vehicle influences safety in utilization.The above only is preferred embodiment of the present utility model, when can not with the scope implemented of qualification the utility model, promptly the equalization of being done according to the utility model claim generally changes and modifies, and all should still belong in the scope that the utility model contains.

Claims (9)

1, a kind of fastener, it comprises a framework, a pulling piece and a bundling belt; This framework has a base plate, is provided with side plate in these base plate both sides, and this base plate is provided with wears groove, and the biside plate span is provided with fulcrum; This pulling piece and framework fulcrum articulate, and making pulling piece is that the center passes in and out framework with the fulcrum, and this pulling piece is provided with an axis then striding with the corresponding position of fulcrum; This bundling belt is by wearing groove, just circle constitutes the section of tightening around axis after supporting fulcrum, continues it, passes fulcrum after below the pile warp axis and tightens intersegmental pulling out and constitute and adjust section, swinging under the control when the axis of pulling piece, this bundling belt can be anchored on an axis and a between centers;

It is characterized in that: this fastener also comprises a shell fragment, and the one end is consolidated in the framework base plate, and another ora terminalis then forms the stop section of outstanding base plate, and make that this shell fragment makes progress therebetween press on the base plate bottom surface, will be by the bundling belt elasticity clipping of this position.

2, a kind of fastener as claimed in claim 1, it is characterized in that: described shell fragment is striden to be located at and is worn groove, the one end is consolidated on the base plate, another ora terminalis of shell fragment then forms a stop section and outstanding base plate, and make that this shell fragment can make progress therebetween press on the base plate bottom surface, in order to will be by the bundling belt elasticity clipping of this position.

3, a kind of fastener as claimed in claim 1 is characterized in that: described axis is worn pivot in the endoporus of an external bushing, and this external bushing must freely rotate in the axis periphery.

4, a kind of fastener as claimed in claim 1 is characterized in that: described fulcrum is worn pivot in the endoporus of an external bushing, and this external bushing must freely rotate in the fulcrum periphery.

5, a kind of fastener as claimed in claim 1, it is characterized in that: described base plate is interval with first and wears groove, second and wear groove, described bundling belt ora terminalis is worn the bottom land end by second and is penetrated the back, constitutes the section of tightening around just enclosing around axis behind fulcrum, continue it, pass fulcrum after below the pile warp axis and tighten intersegmental pulling out and constitute and adjust section; Another bundling belt penetrate first wear groove after, splice in the outer end of base plate, and this face of splicing is fixed with line.

6, a kind of fastener as claimed in claim 1 is characterized in that: described biside plate end face is concaved with stopper slot; Described pulling piece has provided the pivot hole in an ora terminalis, and pivot is worn in the lump for fulcrum in this pivot hole, makes that this pulling piece can be that certain angle is swung at the center with the fulcrum; Pulling piece is pivoted with axis in addition, rotates at pulling piece to move down and involutory when being positioned framework, and this axis is positioned stopper slot.

7, a kind of fastener as claimed in claim 1 is characterized in that: be provided with the clamping structure that plays the role of positioning with the bundling belt fastening time at the pulling piece axis between described framework and pulling piece.

8, a kind of fastener as claimed in claim 7, it is characterized in that: described clamping structure is concaved with clamping groove at the biside plate end face, rotate at pulling piece and to move down and involutory when being positioned framework, this pulling piece then is provided with the strip chute that cooperates with it in the relative position of clamping groove, the pulling piece outer end then in the position of chute relatively to having limitting casing; Stride the slippage of establishing in chute with positioning piece then, this keeper has extended guide rod in addition backward, this guide rod inserts described limitting casing, keeper also upwards is equipped with the control plate in the position of guide rod both sides, overlap the spring of having pulled in its guide rod, this spring one end compresses the control plate, the other end then compresses the limitting casing medial surface, make this spring promote keeper with default elastic force, it is at any time towards the function of clamping groove direction location, this keeper is in entering clamping groove the time, this pulling piece and framework are involutory, to keep the effect of axis fastening bundling belt.

9, a kind of fastener as claimed in claim 1, it is characterized in that: described framework biside plate is provided with stopper slot below fulcrum, this stopper slot is that the arcuation setting is adopted at the center with the fulcrum, side plate is not run through in its two ends, the pulling piece pivot is fixed in fulcrum, this pulling piece with the fulcrum is being center when swing, and its axis can displacement in stopper slot synchronously, and is positioned this stopper slot two ends respectively.

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