CN101315093A - Two-piece clip - Google Patents
Two-piece clip Download PDFInfo
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- CN101315093A CN101315093A CNA2008100999937A CN200810099993A CN101315093A CN 101315093 A CN101315093 A CN 101315093A CN A2008100999937 A CNA2008100999937 A CN A2008100999937A CN 200810099993 A CN200810099993 A CN 200810099993A CN 101315093 A CN101315093 A CN 101315093A
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- Prior art keywords
- gasket ring
- pin
- sheet
- clip
- periphery
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Abstract
Provided is a two-piece clip that can be detached from a mounting hole easily and reliably. A two-piece clip includes a grommet and a pin. The pin has a flange portion, a shaft portion, and a first lock member to be engaged with the peripheral edge of a mounting hole. A first lock groove is formed in the outer periphery of the distal end portion of the shaft portion, and, further, a second lock groove is formed in the outer periphery of the shaft portion on the proximal end side of the first lock groove.; The grommet has a cylinder portion, an opening through which a first lock member is projected and retracted, and an elastic member deflectably formed at the distal end of the cylinder portion and adapted to be engaged with the first lock groove and the second lock groove; when the elastic member is engaged with the first lock groove of the pin, the first lock member protrudes from the opening; and, when the elastic member is engaged with the second lock groove, the first lock member is pressed by the peripheral edge of the opening and drawn into the opening.
Description
Technical field
The present invention relates to a kind of comprise gasket ring (grommet) and pin, for example be installed on another part for a part and the two-piece clip that uses vehicle.
Background technique
For example, sometimes will be on the opening portion of the body panel of vehicle mounting cover parts dismantledly, as being used for like this a part is installed to structure on another part dismantledly, known have a kind of two-piece clip that is made of gasket ring and pin.
As this two-piece clip in the past, following two-piece clip (the overlapping expansion rivet of using of plate) is disclosed in following patent documentation 1, this two-piece clip is made of gasket ring (female part) and pin (male parts), above-mentioned gasket ring has eaves portion and clips the elastic foot sheet that cutting part is cut apart extension and deflection from this eaves portion, the axial region that above-mentioned pin has head and extends from this head, the front end of above-mentioned elastic foot sheet is crooked to the inside, the front end of above-mentioned axial region and the diameter of base end part reduce and form recess, the enlarged-diameter of intermediate portion.
To sell when inserting in the gasket ring a little, the front end of elastic foot sheet engages with the recess of axial region front end, thereby pin is remained on the gasket ring.Under this state, the further pushing pin in back in the mounting hole by gasket ring being inserted into a part and the inserting hole of another part, a plurality of elastic foot sheets are opened from the inboard pushing by the wide diameter portion in the middle of the axial region, mounting hole peripheral snap with a part, simultaneously, eaves portion and another part butt, thus by two-piece clip two parts are linked.Under this state, darker by pin is pressed into, the projection of elastic foot sheet engages with the recess of axial region terminal side, and a plurality of elastic foot sheets draw in respectively, therefore, by clip is extracted from each hole, a part can be pulled down from another part.
In addition, following two-piece clip (anchor clamps) is disclosed in following patent documentation 2, this two-piece clip is made of gasket ring (outer cylinder body) and pin (insertion body), above-mentioned gasket ring has: lip part, from this lip part tubular give prominence to setting tube portion, clip a pair of buckling sheet that the slit deflection ground of コ word shape forms and the engagement portion (linking department) of side-prominent setting in the front end of the sidewall of above-mentioned tube portion at the relative sidewall of this one, on the other hand, above-mentioned pin is provided with: the barred body of long plate shape; Link with the base end part of this barred body and diameter greater than the head of barred body; And be formed with clip bounding means a plurality of, that engage with above-mentioned engagement portion along the long side direction of above-mentioned barred body.
To sell when inserting in the gasket ring a little, the clip bounding means of the front end side of barred body engages with the engagement portion of gasket ring, pin is maintained in the gasket ring, under this state, in the mounting hole by gasket ring being inserted into a part and the inserting hole of another part, the mounting hole peripheral snap of an a pair of buckling sheet and a part, lip part and another part butt, thus two parts are linked.If further pressure pin, then Xiao head embeds between a pair of buckling sheet, thus, can suppress the deflection of a pair of buckling sheet, clip can be securely fixed in the mounting hole.Under this state, darker by pin is pressed into, the head of pin moves downwards from the position between a pair of buckling sheet, and buckling sheet becomes can deflection, by clip is extracted from each hole, two parts can be separated from each other.
Patent documentation 1: Japan Patent is opened flat 4-34507 communique in fact
Patent documentation 2: the real fair 1-37207 communique of Japan Patent
In above-mentioned patent documentation 1, it is opened by pin being pressed in the gasket ring from the inboard each elastic foot sheet of gasket ring periphery pushed.Yet, if the elastic foot sheet is in open configuration for a long time, then the elastic foot sheet changed along with the past of time under open configuration, the result can make elastic restoring force weaken, even further be pressed into thereby will sell for clip is extracted from each hole, each elastic foot sheet does not become original rounding state again yet, can produce the very difficult bad problem that clip is extracted from each hole.
In above-mentioned patent documentation 2, to sell further under the state in clip is fixed on mounting hole and be pressed into, head is moved between a pair of buckling sheet, make a pair of buckling sheet can deflection, thereby clip can be pulled down from the hole, but under this state, a pair of buckling sheet of being located at gasket ring still is in the state with the mounting hole peripheral snap.Therefore, when clip was extracted from each hole, a pair of buckling sheet was hooked on the periphery of mounting hole sometimes, also was difficult in this case clip is extracted from each hole, hindered the operating efficiency of pulling down of two parts.
Summary of the invention
Therefore, the two-piece clip that the object of the present invention is to provide a kind of energy from mounting hole, to pull down simple and reliablely.
To achieve these goals, the 1st invention of the present invention is a kind ofly to comprise gasket ring and be inserted into the pin in this gasket ring and be fixed on two-piece clip in the mounting hole, it is characterized in that described pin has: lip part; From the outstanding axial region that is provided with of a face of this lip part; Be located to deflection this axial region periphery, with first buckling sheet of the peripheral snap of described mounting hole, described gasket ring has: insert and internal diameter forms the tube portion littler than the external diameter of described lip part for described axial region; And on the perisporium of this one, form, opening portion for described first buckling sheet discrepancy, be provided with described first clamping close device, prescribed depth in described pin is pressed into described gasket ring, described first buckling sheet is outstanding from described opening portion, be provided with under the state of predetermined distance between described gasket ring and the described lip part, described first clamping close device can disengageably not remain on the described gasket ring described pin, be provided with second clamping close device, described pin can disengageably not remained on state on the described gasket ring by described first clamping close device under, by described pin further is pressed in the described gasket ring, described second clamping close device makes described first buckling sheet by the periphery of described opening portion pushing and in the retraction opening portion, and described pin is pressed into the position with this remains on the described gasket ring.
Adopt foregoing invention, pin is pressed in the gasket ring, week and making under the state that first buckling sheet of pin gives prominence to from the opening portion of being located at gasket ring in the tube portion that the axial region of pin is inserted into gasket ring, can utilize first clamping close device will not sell can disengageably remain on the gasket ring, in addition, under this state, insert in the mounting hole by axial region the tube portion of gasket ring and pin, first buckling sheet of pin and the peripheral snap of mounting hole, thus clip can be installed in the mounting hole.At this moment, when exist to be fixed to have mounting hole be mounted installation part on the part time, only need the axial region with the tube portion of gasket ring and pin be inserted into be located in the inserting hole that part is installed after insertion be mounted in the mounting hole of part and get final product.
Under this state,, therefore pin further can be pressed into towards gasket ring owing between gasket ring and lip part, be formed with specified gap.Therefore, in the time clip will being pulled down from mounting hole, under above-mentioned state, be pressed into by selling further, pushed by the opening portion periphery and inwards deflection and from the first outstanding buckling sheet of opening portion from the opening portion retraction, and, being pressed on the position at this, pin is remained on the gasket ring by second clamping close device.Consequently, first buckling sheet is thrown off from the mounting hole periphery, therefore, by clip is pulled out from mounting hole, just clip can be pulled down from mounting hole under this state.Like this, when clip is pulled down from mounting hole, only need just can easily clip be pulled down from mounting hole will sell towards extracting so comparatively simply operation after gasket ring is pressed into.
In addition and since this clip be not as in the past by pin being pressed into the mandatory open structure of the periphery that makes gasket ring, thereby so can not produce this and open partly under open configuration and to change the bad problem that is difficult to pull down along with the past of time.Utilize second clamping close device that pin is remained on the gasket ring by selling to be pressed into dearly, can make the mandatory gathering of first buckling sheet of pin, therefore, when clip is extracted from mounting hole, clip can not be hooked on the periphery of mounting hole, can carry out the operation of pulling down of clip reliably.Owing to need not open significantly elastic part is set on gasket ring, therefore, for example can adopt harder synthetic resin material etc., the optional scope of material is big.
The two-piece clip of the 2nd invention of the present invention is in above-mentioned the 1st invention, described first clamping close device comprises: the spring sheet that deflection ground forms on first buckle slot that forms on the front end periphery of the axial region of described pin and the front end in the tube portion of described gasket ring, described second clamping close device comprises: the axial region of described pin than described first buckle slot second buckle slot and described spring sheet more by forming on the periphery of base end part.
Adopt foregoing invention, will sell when being pressed in the gasket ring a little, the spring sheet of gasket ring engages with first buckle slot of pin, and first buckling sheet of pin is given prominence to from the opening portion of gasket ring, under this state, pin can be assembled on the gasket ring.Be pressed into if under this state, will sell deeper, then spring sheet is thrown off and engage with second buckle slot from first buckle slot, and first buckling sheet of giving prominence to from opening portion pushed and inwards deflection by the opening portion periphery, from the opening portion retraction, be pressed on the position at this, pin can be remained on the gasket ring.
The two-piece clip of the 3rd invention of the present invention is that on the outer circumferential face of described axial region, described first buckle slot forms than the described second buckle groove depth in above-mentioned the 2nd invention.
Adopt foregoing invention,, therefore when spring sheet has engaged with first buckle slot, can make spring sheet be not easy from this first buckle slot, to deviate from because first buckle slot forms than the second buckle groove depth.Therefore, when spring sheet has engaged with first buckle slot, can keep first buckling sheet reliably, can stably keep the state behind the clip insertion mounting hole internal fixation of this state from the outstanding state of opening portion.
When spring sheet engaged with second buckle slot, spring sheet opened when engaging with first buckle slot more, and therefore, spring sheet is got back to the first buckle slot side easily under the effect of its elastic force.Therefore, make after first buckling sheet pulls down from mounting hole from the opening portion retraction and with clip, can easily change back to the state that spring sheet engages with first buckle slot by selling just to be pressed into to gasket ring slightly, can get back to first buckling sheet from the outstanding state of opening portion, thereby reuse clip easily.
The two-piece clip of the 4th invention of the present invention is in above-mentioned the 1st invention, described first clamping close device comprises: the spring sheet that deflection ground forms on first buckle slot that forms on the front end periphery of the axial region of described pin and the front end in the tube portion of described gasket ring, described second clamping close device comprises: the periphery by described tube portion terminal side of second buckling sheet that more forms by base end part side deflection ground at described first buckling sheet of ratio of the axial region of described pin and the opening portion of described gasket ring.
Adopt foregoing invention, will sell when being pressed in the gasket ring a little, the spring sheet of gasket ring engages with first buckle slot of pin, and first buckling sheet of pin is given prominence to from the opening portion of gasket ring, under this state, pin can disengageably can not remained on the gasket ring.Be pressed into if under this state, will sell deeper, then spring sheet is thrown off from first buckle slot, and first buckling sheet outstanding from opening portion pushed and inwards deflection by the opening portion periphery, from the opening portion retraction, the terminal side peripheral snap of second buckling sheet of the terminal side of pin and the tube portion of gasket ring opening portion, be pressed on the position at this, pin can be remained on the gasket ring.
The two-piece clip of the 5th invention of the present invention is in the above-mentioned the 2nd to the 4th any of inventing, the periphery of the described axial region forward end of described first buckle slot is provided with limited wall, and this limited wall is more outstanding significantly towards the external diameter direction than the periphery of the described axial region terminal side of described first buckle slot.
Adopt foregoing invention, because the periphery of the axial region forward end of first buckle slot is provided with towards the outstanding significantly limited wall of external diameter direction, therefore can make spring sheet be not easy to throw off from first buckle slot, pin can easily not deviate from from gasket ring.
The two-piece clip of the 6th invention of the present invention is in the above-mentioned the 2nd to the 5th any of inventing, engage with described first buckle slot at described spring sheet, described first buckling sheet is from described opening portion when outstanding, the periphery by described tube portion forward end of described opening portion is configured near the base end part of described first buckling sheet.
Adopt foregoing invention, engage with first buckle slot at spring sheet, first buckling sheet is under the outstanding state of opening portion, the periphery of the opening portion forward end of tube portion is configured near the base end part of first buckling sheet, therefore, to sell when gasket ring is pressed into, first buckling sheet can be pushed and inwards deflection by the forward end periphery of opening portion immediately, thereby can shorten the stroke that is pressed into of pin, can improve and pull down operating efficiency.
The two-piece clip of the 7th invention of the present invention is that described gasket ring is integrally formed with the part that will be fixed on the described mounting hole in the above-mentioned the 1st to the 6th any of inventing.
The employing foregoing invention because gasket ring is integrally formed with the part that will be fixed on the mounting hole, therefore can reduce the number of parts of clip, only the axial region of pin need be inserted in this gasket ring just clip can be temporarily anchored on the described part.
Adopt two-piece clip of the present invention, be pressed into pin in the gasket ring, utilizing first clamping close device will sell under the state that can disengageably not remain on the gasket ring, by inserting in the mounting hole, from the opening portion of gasket ring outstanding first buckling sheet and mounting hole peripheral snap, thereby clip can be installed in the mounting hole.Under this state, be pressed into by selling further, first buckling sheet is pushed and retraction by the opening portion periphery, and first buckling sheet is thrown off from the mounting hole periphery, thereby clip can be pulled down from mounting hole.
In addition, because this clip is not by pin being pressed into the mandatory open structure of the periphery that makes gasket ring, does not open part and under open configuration, changed the bad problem that is difficult to pull down along with the past of time thereby therefore can not produce.By will sell be pressed into dearly utilize second clamping close device will sell with the regulation the position that is pressed into remain on the gasket ring, can make the mandatory gathering of first buckling sheet of pin, therefore, when clip is extracted from mounting hole, clip can not be hooked on the periphery of mounting hole, can be easily and carry out the operation of pulling down of clip reliably.
Description of drawings
Fig. 1 is the exploded perspective view of the 1st example of expression two-piece clip of the present invention.
Fig. 2 is the stereogram when above-mentioned two-piece clip is seen in oblique below.
What Fig. 3 represented is the gasket ring that constitutes above-mentioned two-piece clip, and Fig. 3 (A) is a plan view, and Fig. 3 (B) is a worm's eye view.
What Fig. 4 represented is the pin that constitutes above-mentioned two-piece clip, and Fig. 4 (A) is a plan view, and Fig. 4 (B) is a side view, and Fig. 4 (C) is a worm's eye view.
Fig. 5 is the explanatory drawing of the state after expression is fixed on above-mentioned two-piece clip in the mounting hole.
Fig. 6 is the explanatory drawing of expression state that above-mentioned two-piece clip is pulled down from mounting hole.
Fig. 7 is the explanatory drawing of the 2nd example of expression two-piece clip of the present invention.
What Fig. 8 represented is the 3rd example of two-piece clip of the present invention, and Fig. 8 (A) is the plan view that constitutes the pin of this two-piece clip, and Fig. 8 (B) is the side view of this pin, and Fig. 8 (C) is the worm's eye view of this pin.
Fig. 9 is the explanatory drawing of the state after expression is fixed on above-mentioned two-piece clip in the mounting hole.
Figure 10 is the explanatory drawing of expression state that above-mentioned two-piece clip is pulled down from mounting hole.
Figure 11 is the exploded perspective view of the 4th example of expression two-piece clip of the present invention.
Figure 12 is the stereogram that constitutes the pin of above-mentioned two-piece clip.
Figure 13 is the stereogram that constitutes the gasket ring of above-mentioned two-piece clip.
What Figure 14 represented is the pin that constitutes above-mentioned two-piece clip, and Figure 14 (A) is a plan view, and Figure 14 (B) is a side view, and Figure 14 (C) is a worm's eye view.
Figure 15 is the explanatory drawing that is illustrated in the state behind the pin of having assembled on the gasket ring.
Figure 16 is the explanatory drawing of the state after expression is fixed on two-piece clip of the present invention in the mounting hole.
Figure 17 is the explanatory drawing of the state after expression is fixed on above-mentioned two-piece clip in the thicker mounting hole that is mounted part of thickness of slab.
Figure 18 is the explanatory drawing of expression state that above-mentioned two-piece clip is pulled down from mounting hole.
What Figure 19 represented is the 5th example of two-piece clip of the present invention, is the explanatory drawing of the state after expression is fixed on this two-piece clip in the mounting hole.
Figure 20 is the explanatory drawing of expression state that above-mentioned two-piece clip is pulled down from mounting hole.
What Figure 21 represented is the 6th example of two-piece clip of the present invention, and Figure 21 (A) is the plan view that constitutes the pin of this two-piece clip, and Figure 21 (B) is the side view of this pin, and Figure 21 (C) is the worm's eye view of this pin.
Figure 22 is the explanatory drawing of the state after expression is fixed on above-mentioned two-piece clip in the mounting hole.
Figure 23 is the explanatory drawing of expression state that above-mentioned two-piece clip is pulled down from mounting hole.
(symbol description)
3 mounting holes
10,10a, 10b, 10c, 10d, 10e two-piece clip
20,20a gasket ring
22,22a tube portion
23 opening portions
25 spring sheets
30 pins
31 lip parts
32 axial regions
35 first buckle slots
36 second buckle slots
40 first buckling sheets
55 second buckling sheets
Embodiment
Below with reference to Fig. 1 to Fig. 6 the 1st example of two-piece clip of the present invention is described.
For example, in the engine compartment of vehicle, be equipped with various component parts such as engine body, storage battery, air filter and washing tank.In the past, these component parts were provided in the engine compartment to expose state mostly.But, when vehicle bumps against pedestrian's grade, pedestrian etc. and has been crashed by preceding car bonnet, car bonnet before the above-mentioned component parts in the engine compartment may puncture and make pedestrian's etc. bodily injury.Therefore, come the indoor various component parts of covering engine with cover.When various component parts being keeped in repair, changing parts or cleaning, this cover needs and can pull down easily.
The two-piece clip of the present invention of this example uses (with reference to Fig. 1) when being suitable on the body panel 1 in being disposed at the engine compartment of aforesaid vehicle dismantledly mounting cover parts 5.But the present invention is not limited to this form, for example, also can use two-piece clip of the present invention when the panel component that inside components installation parts such as (decoration and decorative sheets) is fixed to vehicle etc. is mounted on the part or when linking a plurality of panel component.
As shown in Figure 1, the two-piece clip 10 of this example (below be called " clip 10 ") comprises gasket ring 20 and inserts pin 30 on this gasket ring 20.On body panel 1, be formed with circular mounting hole 3 (with reference to Fig. 5).On cover 5, with mounting hole 3 positions aligning of above-mentioned body panel 1 on be formed with circular inserting hole 6, on the surface side periphery of inserting hole 6, be formed with circular recess 7.In fact mounting hole 3 and inserting hole 6 are arranged on a plurality of positions of body panel 1 and cover 5, but have only represented a position for convenience at this.
Referring to figs. 1 through Fig. 3 and Fig. 5, Fig. 6 above-mentioned gasket ring 20 is described, this gasket ring 20 has: be roughly ring-type that central authorities have circular patchhole 21a, with the head 21 of the surface side peripheral snap of the inserting hole 6 of cover 5; And from the back side periphery tubular of the patchhole 21a of this head 21 the tube portion 22 of giving prominence to setting, inserting for the axial region 32 of following pin 30.The internal diameter of tube portion 22 is configured to the external diameter less than the lip part 31 of pin 30, and the lip part 31 that inserts the pin 30 in the tube portion 22 via patchhole 21a engages with the upper opening edge of tube portion 22.The periphery of the patchhole 21a of above-mentioned head 21 surface side constitutes circular tabular surface 21b, with from the periphery of this tabular surface 21b towards radial outside gradually the form of attenuation be formed with conical surface 21c (with reference to Fig. 3 (A)).Above-mentioned tabular surface 21b will sell 30 when being pressed in the gasket ring 20 to greatest extent deeply and the part of the back side butt of the lip part 31 of following pin 30, and above-mentioned conical surface 21c is the gap between the back side of surface of guaranteeing head 21 under this state and lip part 31 and make gasket ring 20 and pin 30 segregative parts (with reference to Fig. 6).
Be formed with the opening portion 23,23 of a pair of slotted hole shape on the relative position of the perisporium of above-mentioned tube portion 22, this opening portion 23,23 is come in and gone out for first buckling sheet 40 of following pin 30.The opening portion 23 of this slotted hole shape forms the length (with reference to Fig. 3 (A)) from the extremely axial way of the cardinal extremity edge of tube portion 22.The periphery by the forward end of tube portion 22 of opening portion 23 form in the engaging protrusion 26 of the front end that makes following spring sheet 25 engage with first buckle slot 35 that is similarly following pin 30, first buckling sheet 40 (following) is configured in when opening portion 23 is given prominence near the base end part of this first buckling sheet 40.
As shown in Figure 2, the more forward distolateral part of ratio open portion 23 of above-mentioned tube portion 22 is towards point diameter and dwindles gradually and the shape that narrows down.Simultaneously with reference to Fig. 3 (B), circumferentially equally spaced be formed with a plurality of slits 24 (being four in this example) in the part upper edge of this reduced, be provided with can deflection because of these a plurality of slits 24 a plurality of spring sheets 25 (being four in this example)., engage with the outstanding engaging protrusion 26 that is provided with of specified altitude in the inboard of the front end of each spring sheet 25 with first buckle slot 35, second buckle slot 36 of following pin 30.This engaging protrusion 26 is the standing shape in circular-arc cross section, can tightly engage (with reference to Fig. 5) with first buckle slot 35, second buckle slot 36 of circular-arc depression.
Below with reference to Fig. 1, Fig. 2 and Fig. 4 to Fig. 6 the pin 30 that is inserted on the above-mentioned gasket ring 20 is described, this pin 30 has: be discoideus, with the lip part 31 of head 21 butts of above-mentioned gasket ring 20; And from the outstanding axial region 32 that is provided with of a face of this lip part 31.Above-mentioned axial region 32 has: from the axle body 33 of the outstanding long plate shape of the back side central vertical of lip part 31 and the wide diameter portion 34 that links with the front end of this body 33.Shown in Fig. 4 (A), outstanding a pair of projection 33a, the 33a of being provided with from the bi-side of the thickness of slab direction of axle body 33 base end parts, this is to projection 33a, 33a in pin 30 is assembled into gasket ring 20 time and interior week coupling of the tube portion 22 of gasket ring 20, thereby the inclination of anti-shotpin 30 and rocking makes pin 30 can be assembled in (with reference to Fig. 5, Fig. 6) on the gasket ring 20 tightly.
The front end 34a of the wide diameter portion 34 of axial region 32 front ends is the thin taper of front end, and the axial region 32 of pin 30 is inserted in the tube portion 22 of gasket ring 20 easily.In addition, the outer circumferential face of the base end part 34b of wide diameter portion 34 is towards the base end part side diameter of axial region 32 and becomes big shape gradually, as shown in Figure 6, and interior all approximate match of the periphery of base end part 34b and spring sheet 25.
Between the front end 34a and base end part 34b of wide diameter portion 34, on the periphery of the forward end of axial region 32, be formed with first buckle slot 35 of prescribed depth, than this buckle slot 35 more by being formed with second buckle slot 36 of prescribed depth on the periphery of base end part.In this example, first buckle slot 35 and second buckle slot 36 are arranged on and clip on the neighbouring position of partition 37, in addition, to be circular-arc engaging protrusion 26 corresponding with the cross section of spring sheet 25 front ends, and the inner peripheral surface of each buckle slot 35,36 is the shape of circular-arc depression.
As shown in Figure 5, first buckle slot 35 forms with the depth D 1 from the outer periphery R of the diameter maximum of wide diameter portion 34, and this depth D 1 forms than the 2 dark (D1＞D2) of the depth D from outer periphery R of second buckle slot 36.In addition, the width W 1 of this first buckle slot 35 forms than the 2 wide (W1＞W2) of the width W of second buckle slot 36.As shown in Figure 5, the periphery by axial region 32 forward end of first buckle slot 35 is provided with than the limited wall 38 that leans on the partition 37 on the periphery of axial region 32 terminal sides more to give prominence to more greatly towards the external diameter direction of being located at this first buckle slot 35.
As shown in Figure 5, for engaging with first buckle slot 35 of pin 30, the engaging protrusion 26 when the spring sheet 25 that makes gasket ring 20 on gasket ring 20, assembled when selling 30 the gap that between the lip part 31 of the head 21 of gasket ring 20 and pin 30, forms given size, above-mentioned first buckle slot 35 of configuration on the assigned position of axial region 32 front ends.Thus, engage, sell under 30 states that are assembled on the gasket ring 20 with first buckle slot 35 shown in Figure 5, pin 30 further can be pressed into towards gasket ring 20 in engaging protrusion 26.Under the assembled state of gasket ring shown in Figure 5 20 and pin 30, the upper-end surface of base end part 34b of being located at the wide diameter portion 34 of pin 30 becomes roughly the same position with respect to the periphery of tube portion 22 forward end of the opening portion 23 that forms on gasket ring 20, thus, the periphery of tube portion 23 forward end of opening portion 23 is configured near the base end part of the first following buckling sheet 40.
On the bi-side of the thickness of slab direction of above-mentioned axle body 33, extend a pair of first buckling sheet 40,40 anchor pin shape, deflection that is provided with towards the oblique outside to the base end part side of axial region 32 from the upper-end surface of the base end part 34b of above-mentioned wide diameter portion 34.Front end at each first buckling sheet 40,40 is provided with the first engaging stepped part 41,41 respectively, from side-prominent being provided with and a slice part 43,43 of body 33 almost parallels of the interior week of this first engaging stepped part 41,41.Each first engaging stepped part the 41, the 41st, with the part of the back side peripheral snap of mounting hole 3, when engaging, slice part 43,43 is inserted into the interior week of mounting hole 3.
Be pressed into prescribed depth and when the engaging protrusion 26 of spring sheet 25 has been engaged with above-mentioned first buckle slot 35 when selling 30 towards gasket ring 20, a pair of first buckling sheet 40,40 is outstanding from opening portion 23,23, under this state, pin 30 can disengageably not remained on (with reference to Fig. 5) on the gasket ring 20.On the other hand, be pressed into darker and when the engaging protrusion 26 of spring sheet 25 has been engaged with second buckle slot 36 when selling 30 under the state that can disengageably do not remained at pin shown in Figure 5 30 on the gasket ring 20, a pair of first buckling sheet 40,40 is by the pushing of the periphery of opening portion 32 and from opening portion 23 retractions, be pressed on the position at this, pin 30 is maintained in the gasket ring 20 (with reference to Fig. 6).As mentioned above, in the 1st example, first buckle slot 35 and spring sheet 25 constitute first clamping close device of the present invention, and second buckle slot 36 and spring sheet 25 constitute second clamping close device of the present invention.
Using method to the clip 10 that is made of said structure describes below.
At first, as shown in Figure 1, the axial region 32 of pin 30 and a pair of first buckling sheet 40,40 are alignd with the patchhole 21a and the pair of openings portion 23,23 of gasket ring 20, will sell 30 and be pressed in the gasket ring 20.Like this, axial region 32 just inserts in the portion 22 via patchhole 21a, a pair of first buckling sheet 40,40 is inserted into hole 21a pushing and deflection to the inside, and arrive opening portions 23,23 o'clock at this first buckling sheet 40,40, a pair of first buckling sheet 40,40 elastic recoveries and from opening portion 23,23 outstanding (with reference to Fig. 6).Meanwhile, the front end 34a of the taper that the front end of axial region 32 is thin enters the inside of a plurality of spring sheets 25 and pushes each engaging protrusion 26, make a plurality of spring sheets 25 towards outside deflection, in case each engaging protrusion 26 arrives first engagement groove 35, a plurality of spring sheets 25 just can be distinguished elastic recovery, each engaging protrusion 26 engages with first buckle slot 35, consequently, as shown in Figure 5, can will sell 30 under the state that a pair of first buckling sheet 40,40 is given prominence to from opening portion 23,23 can disengageably not keep and be assembled on the gasket ring 20.
At this moment, because the periphery by axial region 32 forward end of first buckle slot 35 is provided with than the limited wall 38 (with reference to Fig. 5) that leans on the partition 37 on the periphery of axial region 32 terminal sides more to give prominence to significantly towards the external diameter direction of being located at this first buckle slot 35, even therefore act on having and desire to make the external force of pin 30 from gasket ring 20 separation, above-mentioned limited wall 38 also can hook the engaging protrusion 26 of spring sheet 25, thereby can make spring sheet 25 be not easy to throw off from first buckle slot 35, consequently, the pin 30 that can prevent to be assembled on the gasket ring 20 is easily deviate from from gasket ring 20.For example, on gasket ring 20, assembled when carrying under 30 the state sold very effective.
Then, set cover 5 making under mounting hole 3 and the state that inserting hole 6 aligns on body panel 1, the clip 10 that will be in above-mentioned state inserts (with reference to Fig. 1) from cover 5 sides.Like this, pass inserting hole 6 from opening portion 23,23 outstanding a pair of first buckling sheets 40,40, be mounted pushing and inwards deflection in interior week of hole 3, in case the first engaging stepped part 41,41 arrives the back side of mounting hole 3, first buckling sheet 40,40 just can elastic recovery, the back side peripheral snap of each first engaging stepped part 41,41 and mounting hole 3 and the head 21 of gasket ring 20 and the surface side peripheral snap of inserting hole 6, body panel 1 and cover 5 be by both clampings, thereby cover 5 can be installed on the body panel 1.
At this moment, as shown in Figure 5, owing to form the depth D 1 of first buckle slot 35 darker than the depth D 2 of second buckle slot 36, therefore, compare when engaging with second buckle slot 36 (with reference to Fig. 6) with the engaging protrusion 26 that makes spring sheet 25, engaging protrusion 26 is engaged on darker position with first buckle slot 35, thereby can make the engaging protrusion 26 of spring sheet 25 be not easy from first buckle slot 35, to throw off.In addition, in this example, as shown in Figure 5, owing to form the width W 1 of first buckle slot 35 wideer than the width W 2 of second buckle slot 36, therefore, compare (with reference to Fig. 6) when engaging with second buckle slot 36, engaging protrusion 26 is engaged with bigger area of contact with first buckle slot 35, thereby the engaging protrusion 26 of spring sheet 25 is tightly engaged with first buckle slot 35 with the engaging protrusion 26 that makes spring sheet 25.Consequently, when inserting clip 10 in inserting holes 6 and the mounting hole 3 at the lip part 31 of pressure pin 30, the spring sheet 25 that can prevent gasket ring 20 is thrown off from first buckle slot 35 and is chimeric with second buckle slot 36, and the engaging protrusion 26 of spring sheet 25 is tightly engaged with first buckle slot 35, under the state that first buckling sheet 40,40 is given prominence to from opening portion 23,23, stably keep.
As shown in Figure 5, utilize clip 10 cover 5 to be installed under the state on the body panel 1, between the lip part 31 of the head 21 of gasket ring 20 and pin 30, be formed with specified gap, therefore, pin can be pressed into towards gasket ring 20.Therefore, in order to keep in repair in to engine compartment etc. and will be with cover 5 when body panel 5 is pulled down, by further pressure pin 30 under above-mentioned state, spring sheet 25 be towards outside deflection, and engaging protrusion 26 is crossed partition 37 and engaged with second buckle slot 36.Meanwhile, a pair of first buckling sheet 40 is pushed and inwards deflection by the periphery by tube portion 22 forward end of each opening portion 23, from opening portion 23,23 retractions, as shown in Figure 6, the first engaging stepped part 41 is thrown off from the back side periphery of mounting hole 3, and fastening state is removed.Therefore, by cover 5 is lifted from body panel 1, clip 10 just can be thrown off in the mounting hole 3 of body panel 1, thereby cover 5 can be pulled down from body panel 1 afterwards.
At this moment, engaging protrusion 26 at spring sheet 25 engages with first buckle slot 35, first buckling sheet 40 is under the outstanding state of opening portion 23, the forward end periphery of opening portion 23 is configured near the base end part of first buckling sheet 40, therefore, in case will sell 30 is pressed into towards gasket ring 20, first buckling sheet 40 just can be pushed and inwards deflection by the forward end periphery of opening portion 23 immediately, can shorten the stroke that is pressed into of pin 30, improves and pulls down efficiency of operation.
As mentioned above, because the depth D 1 of first buckle slot 35 forms than the 2 dark (D1＞D2) of the depth D of second buckle slot 36, therefore, under spring sheet 25 and state that second buckle slot 36 engages, spring sheet 25 ratios more open (with reference to Fig. 5, Fig. 6) when engaging with first buckle slot 35, consequently, spring sheet 25 returns to first buckle slot, 35 sides under the effect of its elastic force easily.Therefore, as mentioned above, after in making first buckling sheet, 40 retraction opening portions 23, with clip 10, from mounting hole 3, pulling down, be pressed into to gasket ring 20 slightly by selling 30, just can easily get back to the state that spring sheet 25 engages with first buckle slot 35, become the state that first buckling sheet 40 is given prominence to from opening portion 23 again, therefore, re-using of clip 10 is easy.
As mentioned above, for this clip 10, in the time of in being fixed to mounting hole 3, only need in gasket ring 20, assemble to sell and be pressed into mounting hole 3 so simple operations after 30 and just clip 10 can be fixed in the mounting hole 3, on the other hand, when clip 10 is pulled down from mounting hole 3, only need just can easily clip 10 be pulled down from mounting hole 3 towards extracting so comparatively simply operation after gasket ring 20 further is pressed into will sell 30, consequently, can improve the operating efficiency of mounting or dismounting cover 5 on aforesaid body panel 1.
For this clip 10, owing to be not such in the past pass through the periphery that pressure pin makes gasket ring and force open structure, therefore this can not take place open part time dependent situation under open configuration, be located at a pair of first buckling sheet 40, the 40 pressure retractions of pin 30 owing to utilize the peripheral portion of the opening portion 23 of gasket ring 20 to make, so can reliably clip 10 be pulled down from mounting hole 3.
Because gasket ring 20 do not open, therefore, in that being extracted Shi Buhui from mounting hole 3, clip 10 hooked by its periphery, can guarantee the efficiency of operation of pulling down of clip 10.In addition, do not open part owing to be provided with on gasket ring 20, therefore, for example can adopt harder synthetic resin material, the optional scope of material is big.
What Fig. 7 represented is the 2nd example of two-piece clip of the present invention.To the identical symbol of the part mark identical in fact and omit its explanation with above-mentioned example.
The gasket ring 20 of above-mentioned example was arranged with body panel 1 and cover in 5 minutes, on the contrary, the difference of the two-piece clip 10a of this example (below be called " clip 10a ") is: gasket ring 20a is integrally formed on the cover 5 that is installed in dismantledly on the body panel 1.Particularly, gasket ring 20a has from the outstanding tube portion 22 that is provided with of the back side periphery of the inserting hole 6 of cover 5 formation, but head 21 is not set.
In this clip 10a, the periphery of gasket ring is not to open structure, therefore can integrally formed gasket ring on the part be installed in cover 5 grades.Adopt this form since on cover 5 integrally formed gasket ring 20a, therefore gasket ring 20a can not leave cover 5, can improve will sell 30 and be installed to gasket ring 20a when interior and will sell 30 operating efficiencies when pulling down from gasket ring 20a.
What Fig. 8 to Figure 10 represented is the 3rd example of two-piece clip of the present invention.To the identical symbol of the part mark identical in fact and omit its explanation with above-mentioned example.
The two-piece clip 10b of the 3rd example (below be called " clip 10b ") and the difference of above-mentioned the 1st, the 2nd example are the structure of second clamping close device, when after pin 30 can disengageably not remained in the gasket ring 20, selling 30 when further being pressed into, this second clamping close device makes in first buckling sheet, the 40 retraction opening portions 23, and will sell 30 and be pressed at this and to remain on position in the gasket ring 20.
To sell 30 first clamping close devices that can disengageably not remain on the gasket ring 20 under the state that first buckling sheet 40 is given prominence to from opening portion 23 has and above-mentioned the 1st, the 2nd example identical construction.That is, in the 3rd example, first buckle slot 35 and spring sheet 25 also constitute first clamping close device of the present invention.
Below above-mentioned not isostructure is described.Shown in Fig. 8 (A), Fig. 8 (B), the base end part 34b of the wide diameter portion 34 that links with front end of the axle body 33 that hangs down from the lip part 31 of pin 30 compares the shape of extending longlyer towards the axial forward end side with the structure of above-mentioned the 1st, the 2nd example.Different with above-mentioned example, between the front end 34a of wide diameter portion 34 and base end part 34b, only formed first buckle slot 35 and second buckle slot 36 has not been set.In addition, be provided with a pair of second buckling sheet 55,55 in the forward end deflection ground extension of giving prominence to the projection 33a, the 33a that are provided with from the bi-side of axle body 33 terminal sides, should align with first buckling sheet 40,40 to second buckling sheet 55,55, form anchor pin shape towards lip part 31 towards the oblique outside.Front end at each second buckling sheet 55 is provided with the second engaging stepped part 56 respectively.
Thereby further be pressed into when making first buckling sheet 40 the second engaging stepped part 56 of second buckling sheet 55 and the peripheral snap (with reference to Figure 10) of opening portion 23 terminal sides of gasket ring 20 when selling 30 under the state that can disengageably do not remained at pin 30 on the gasket ring 20 from opening portion 23 retractions.That is, in the 3rd example, second buckling sheet 55 constitutes second clamping close device of the present invention with the periphery of opening portion 23 terminal sides.
For clip 10b with above-mentioned structure, to sell 30 when gasket ring 20 is pressed into prescribed depth, the same with above-mentioned the 1st, the 2nd example, the engaging protrusion 26 of spring sheet 25 engages with first buckle slot 35, under the state that a pair of first buckling sheet 40,40 is given prominence to from opening portion 23,23, pin 30 can disengageably not kept.At this moment, second buckling sheet 55,55 is inserted into the interior week pushing of hole 21a and becomes the state of deflection to the inside.Under this state, by clip 10b is pressed into towards mounting hole 3, from each the first engaging stepped part 41 of outstanding a pair of first buckling sheet 40,40 of opening portion 23 and the back side peripheral snap of mounting hole 3, as shown in Figure 9, can cover 5 be installed on the body panel 1 by clip 10b.
Afterwards, when clip 10b is pulled down from mounting hole 3, as shown in figure 10, by under state shown in Figure 9, will sell 30 be pressed into darker, spring sheet 25 deflection laterally, engaging protrusion 26 is thrown off from first buckle slot 35, and a pair of first buckling sheet 40,40 is pushed and deflection to the inside by the forward end periphery of opening portion 23, from opening portion 23 retractions.Meanwhile, 55,55 elastic recoveries of second buckling sheet, the terminal side periphery butt of the second engaging stepped part 55 and opening portion 23, pin 30 is pressed on the position at this and is kept by gasket ring 20, the retraction state of first buckling sheet 40 is kept, and therefore, pin 30 can be extracted from mounting hole 3 and is pulled down.
What Figure 11 to Figure 18 represented is the 4th example of two-piece clip of the present invention.To the identical symbol of the part mark identical in fact and omit its explanation with above-mentioned example.
The two-piece clip 10c of the 4th example (below be called " clip 10c ") is except gasket ring 20 and pin 30, also has force application device (in this example, being wind spring 70), this force application device is clipped between gasket ring 20 and the pin 30, and to above-mentioned pin 30 towards with respect to the side of being pressed into of gasket ring 20 application of force in the opposite direction.
With reference to Figure 11, Figure 13 and Figure 15 to Figure 18, the part different with above-mentioned example with gasket ring 20 is that the center describes, what be formed with on the surface of head 21 that the lip part 31 of supply and marketing 30 enters accommodates recess 21d, is formed with a pair of gap slot 21e, 21e with the form that runs through head 21 on this accommodates the relative peripheral portion of the formed patchhole 21a of bottom center of recess 21.
The tube portion 22 that is located at head 21 back side has: the tubular perisporium 22a that stretches out of the back side periphery of 21 patchhole 21a and the bottom 22b that links with the front end opening of this perisporium 22a from the head, tube portion 22 is roughly the cylindric of the end.As shown in figure 15, an end of wind spring 70 in the inner side end upper support of above-mentioned bottom 22b.
On the other hand, with reference to Figure 11, Figure 12, Figure 14 and Figure 15 to Figure 18 pin 30 is described, the axial region 32 of this pin 30 comprises: from the outstanding setting of back side of lip part 31, the base portion 32a that both sides 32b, 32b are tabular surface; From the front end of this base portion 32a hang down, relative both sides 32d, the intermediate portion 32c that 32d is tabular surface; And the discoideus front end 32e that is provided with continuously with this intermediate portion 32c (with reference to Fig. 4 (A) to Fig. 4 (C)).The other end of wind spring 70 in the front-end face upper support of above-mentioned discoideus front end 32e.In the relative both sides 32d side of above-mentioned intermediate portion 32c, extend from the front-end face of above-mentioned front end 32e and to be provided with a pair of first buckling sheet 40,40, extend in the forward end of the relative both sides 32b of base portion 32a and be provided with a pair of second buckling sheet 55,55.
Between the gasket ring 20 of above-mentioned structure and pin 30, accompany wind spring 70 as force application device.To this, describe with the assembling sequence of pin 30 to gasket ring 20, at first, in the tube portion 22 of gasket ring 20, insert wind spring 70, an end is supported on the inner side end of bottom 22b.Under this state, first buckling sheet 40,40 is alignd with gap slot 21e, 21e, axial region 32 is inserted in the tube portion 22 via patchhole 21a, the other end of wind spring 70 is supported on the front-end face of front end 32e of axial region 32.Then, the application of force that overcomes wind spring 70 will be sold 30 and will be pressed into towards gasket ring 20.
Like this, first buckling sheet 40,40 is pushed and deflection to the inside by gap slot 21e, 21e's in interior week, in a single day the first engaging stepped part 41,41 is passed gap slot 21e, 21e and is arrived opening portion 23, first buckling sheet 40,40 just can elastic recovery, make the terminal side peripheral snap of the first engaging stepped part 41,41 and opening portion 23, under the state that first buckling sheet 40 is given prominence to from opening portion 23, as shown in figure 15, pin 30 can disengageably not remained on the gasket ring 20.That is, in the 4th example, the periphery of above-mentioned first buckling sheet 40 and opening portion 23 terminal sides constitutes first clamping close device.
At this moment, one end of wind spring 70 is supported by the inner side end of the bottom 22b of tube portion 22, the other end is supported by the front-end face of the front end 32e of axial region 32, wind spring 70 is clipped between gasket ring 20 and the pin 30 with compressive state, to pin 30 towards with respect to the side of being pressed into of gasket ring 20 in the opposite direction under the state of (with reference to the arrow of Figure 15) application of force, pin 30 is assembled on the gasket ring 20.
At this moment and since pin 30 by wind spring 70 towards with respect to the side of being pressed into of gasket ring 20 application of force in the opposite direction, therefore shown in the arrow of Figure 16, first buckling sheet 40 is pushed by the back side towards mounting hole 3.Consequently, even change because of size error etc., can accordingly clip 10c be stably fixed in the mounting hole 3 with rocking flexibly as the thickness of slab of the body panel 1 that is mounted part yet.
ヘ り) etc. sometimes clip will be fixed in the mounting hole 3 that forms on the soft parts such as decorative sheet, this flexible member may is sometimes because of the (Japanese: become thinner than regulation thickness of slab that collapses down.In this case, utilize the application of force of wind spring 70, the first engaging stepped part 41 of first buckling sheet 40 also can firmly engage with the back side periphery of mounting hole 3, clip 10c can be fixed in the mounting hole 3 with rocking.
As shown in figure 17, when the thickness of slab of body panel 1 is thicker, the first engaging stepped part 41 of first buckling sheet 40 of the pin 30 that is pushed away on the application of force of wind spring 70 firmly engages with the back side periphery of mounting hole 3, also clip 10c can be fixed in the mounting hole 3 with rocking in this case.In addition, in this case, because the variation of thickness of slab, wind spring 70 is compressed, and sells 30 integral body and is pressed further into, and move the position of the first engaging stepped part 41, therefore, can as in the past, not act on excessive load on one's body, can stably fix 40 of first buckling sheets.
On the other hand, when clip 10c is pulled down from mounting hole 3, under state shown in Figure 16, to sell 30 by the application of force that overcomes wind spring 70 further is pressed into towards gasket ring 20, as shown in figure 18, second buckling sheet 55,55 deflection to the inside under the effect of gap slot 21e, 21e inner circumference edge, and first buckling sheet 40,40 is pushed and deflection to the inside by the forward end periphery of opening portion 23, from opening portion 23,23 retractions, thereby the first engaging stepped part 41 is thrown off from the back side periphery of mounting hole 3.When further pressure pin 30, in a single day the second engaging stepped part 56 of second buckling sheet 55 is passed gap slot 21e and is arrived opening portion 23, second buckling sheet 55,55 just can elastic recovery, the terminal side peripheral snap of the second engaging stepped part 56 and opening portion 23, be maintained under the state of first buckling sheet 40,40 in retraction opening portion 23, thereby clip 10c can be extracted from mounting hole 3 and pulls down.As mentioned above, the same with above-mentioned the 3rd example in the 4th example, the periphery of second buckling sheet 55 and opening portion 23 terminal sides has constituted second clamping close device.
What Figure 19, Figure 20 represented is the 5th example of two-piece clip of the present invention.To the identical symbol of the part mark identical in fact and omit its explanation with above-mentioned example.
The two-piece clip 10d of the 5th example (below be called " clip 10d ") is the same with above-mentioned the 4th example, between gasket ring 20 and pin 30, accompany force application device, be to be used for pin 30 can disengageably not remained on first clamping close device on the gasket ring 20 and be used for first buckling sheet 40 is remained in from second clamping close device of the state of opening portion 23 retractions with the difference of the 4th example.
That is,, on the 22b of the bottom of gasket ring 20, be formed with inserting hole 22d as Figure 19, shown in Figure 20.On the other hand, pin 30 axial region 32 has: from the outstanding columned leading axle 57 that is provided with of the front-end face of front end 32e and from the front end of this leading axle 57 with less than the outstanding outstanding axle 59 of the diameter of above-mentioned leading axle 57.On the front end periphery of above-mentioned outstanding axle 59, give prominence to and be provided with the engaging pawl 63,63 that the half point that clips slit 61 cuts the deflection of shape.In the axial way of above-mentioned outstanding axle 59, more be provided with a pair of engaging protrusion 65,65 by giving prominence on the periphery of base portion side than above-mentioned engaging pawl 63.
To sell 30 under the state of wind spring 70 when being pressed in the gasket ring 20 when sheathed on the periphery of above-mentioned leading axle 57, half point cuts the interior week pushing of outer periderm inserting hole 22d of engaging pawl 63,63 of shape and inwards deflection, engaging pawl 63 is deviate from from the outstanding side (outer surface side) of inserting hole 22d, the outstanding side peripheral snap of engaging pawl 63,63 and inserting hole 22d, under the state that first buckling sheet 40 is given prominence to from opening portion 23, pin 30 can disengageably can not remained on the gasket ring 20.That is, in the 5th example, the engaging pawl 63 of being located at axial region 32 front ends of pin 30 has constituted first clamping close device with the inserting hole 22d that is located at the bottom 22b of a portion 22.
Insert in the mounting hole 3 by the clip 10d after will assembling, the back side peripheral snap of the first engaging stepped part 51 and this mounting hole 3, clip 10 is fixed in the mounting hole 3 (with reference to Figure 19).In addition, in the 5th example,, therefore can guarantee the be pressed into amount of pin 30 with respect to gasket ring 20 because inserting hole 22d is led to so that movably form is slotting by the outstanding axle 59 of the axial region 32 of pin 30.In addition, owing to leading to the leading axle 57 of sell 30 axial region 32 in wind spring 70 interpolations, so can suppress the inclination and the dislocation of wind spring 70.
When clip 10d is pulled down from mounting hole 3, as shown in figure 20, further be pressed into by selling 30 under the state in clip shown in Figure 19 10 is fixed on mounting hole 3, the back side peripheral snap of above-mentioned a pair of engaging protrusion 65,65 and inserting hole 22d and first buckling sheet 40 is remained in from the state of opening portion 23 retractions, thus clip 10d can be extracted from mounting hole 3.That is, in the 5th example, the outstanding axle 59 of the being located at pin 30 axially engaging protrusion 65 in the way and the inserting hole 22d that is located at the bottom 22b of a portion 22 has constituted second clamping close device.
What Figure 21 to Figure 23 represented is the 6th example of two-piece clip of the present invention.To the identical symbol of the part mark identical in fact and omit its explanation with above-mentioned example.
The two-piece clip 10e of the 6th example (below be called " clip 10e ") is the same with above-mentioned the 4th, the 5th example, accompanies force application device between gasket ring 20 and pin 30, is that with the difference of the 4th example the application of force of force application device gives structure.
That is, in the clip 10e of this example, do not use wind spring 70 as force application device, and be to use resin spring 70a integrally formed on pin 30.To shown in Figure 21 (C), this resin spring 70a comprises as Figure 21 (A): the outstanding a pair of support plate 71,71 of form that leaves gradually towards the oblique outside with the front end 32e from the axial region 32 of pin 30; And with stretch out from the front end of this support plate 71,71 towards the close gradually form in oblique inboard, spring sheet 73,73 connected to each other between the end.
On the other hand, as shown in figure 22, be formed with the inserting hole 22e of slotted hole shape on the bottom 22b of the tube portion 22 of gasket ring 20, the periphery of this inserting hole 22e constitutes towards the spring abutting part 27 that square neck is oblique obliquely.
Be used for that pin 30 can disengageably do not remained on first clamping close device on the gasket ring 20 and be used for remaining in from second clamping close device of the state of opening portion 23 retractions first buckling sheet 40 identical with above-mentioned the 4th example.
In the time of in will selling 30 insertion gasket rings 20, the spring sheet 73,73 of resin spring 70a is inserted in the above-mentioned inserting hole 22e, and the first engaging stepped part 41 of first buckling sheet 40 can disengageably not kept with the terminal side peripheral snap of opening portion 23.At this moment because spring sheet 73,73 deflection with being located at spring abutting part 27 butts on the gasket ring 20, therefore, under the effect of its spring restoring force, pin 30 quilts towards with respect to the side of being pressed into of gasket ring 20 application of force in the opposite direction.
As shown in figure 22, sell 30 clip 10e and insert in the mounting hole 3 by will on gasket ring 20, having assembled, the back side peripheral snap of the first engaging stepped part 51 and mounting hole 3, clip 10e is fixed in the mounting hole 3.At this moment, because first buckling sheet 40 engages with mounting hole 3, therefore selling 30 is pressed further into, firmly butt and the deflection of the spring abutting part 27 of spring sheet 73,73 and gasket ring 20, it is bigger than above-mentioned installment state that its elastic restoring force becomes, first buckling sheet 40 and the back side of mounting hole 3 butt of exerting oneself, thus clip 10e can be fixed in the mounting hole 3 with rocking.
When clip 10e is pulled down from mounting hole 3, to sell 30 by the application of force that overcomes resin spring 70a under above-mentioned state further is pressed into, as shown in figure 23, the second engaging stepped part 56 of second buckling sheet 55 and the terminal side peripheral snap of opening portion 23, first buckling sheet 40 is held in from the state of opening portion 23 retractions, thereby clip 10e can be extracted from mounting hole 3.
Claims (7)
1. a two-piece clip comprises gasket ring and is inserted into the interior pin of this gasket ring, and is fixed in the mounting hole, it is characterized in that,
Described pin has: lip part; From the outstanding axial region that is provided with of a face of this lip part; Be located to deflection this axial region periphery, with first buckling sheet of the peripheral snap of described mounting hole,
Described gasket ring has: form the tube portion littler than the external diameter of described lip part for described axial region insertion and internal diameter; And the opening portion that on the perisporium of this one, forms, supplies described first buckling sheet to come in and go out,
Be provided with first clamping close device, in being pressed into described gasket ring, described pin is provided with under the state of predetermined distance between prescribed depth, described first buckling sheet, described gasket ring outstanding and the described lip part from described opening portion, described first clamping close device can disengageably not remain on described pin on the described gasket ring
Be provided with second clamping close device, described pin can disengageably not remained on state on the described gasket ring by described first clamping close device under, by described pin further is pressed in the described gasket ring, described second clamping close device makes described first buckling sheet by the periphery of described opening portion pushing and in the retraction opening portion, and described pin is pressed into the position with this remains on the described gasket ring.
2. two-piece clip as claimed in claim 1 is characterized in that,
Described first clamping close device comprises: the spring sheet that deflection ground forms on first buckle slot that forms on the front end periphery of the axial region of described pin and the front end in the tube portion of described gasket ring,
Described second clamping close device comprises: at described first buckle slot of ratio of the axial region of described pin second buckle slot and the described spring sheet by forming on the periphery of base end part more.
3. two-piece clip as claimed in claim 2 is characterized in that, on the outer circumferential face of described axial region, described first buckle slot forms than the described second buckle groove depth.
4. two-piece clip as claimed in claim 1 is characterized in that,
Described first clamping close device comprises: the spring sheet that deflection ground forms on first buckle slot that forms on the front end periphery of the axial region of described pin and the front end in the tube portion of described gasket ring,
Described second clamping close device comprises: the periphery by described tube portion terminal side of second buckling sheet that more forms by the side deflection ground of base end part at described first buckling sheet of ratio of the axial region of described pin and the opening portion of described gasket ring.
5. as each described two-piece clip in the claim 2 to 4, it is characterized in that, the periphery of the described axial region forward end of described first buckle slot is provided with limited wall, and this limited wall is more outstanding significantly towards the external diameter direction than the periphery of the described axial region terminal side of described first buckle slot.
6. as each described two-piece clip in the claim 2 to 5, it is characterized in that, engage with described first buckle slot at described spring sheet, described first buckling sheet is from described opening portion when outstanding, the periphery by described tube portion forward end of described opening portion is configured near the base end part of described first buckling sheet.
7. as each described two-piece clip in the claim 1 to 6, it is characterized in that described gasket ring is integrally formed with the part that will be fixed on the described mounting hole.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007142841 | 2007-05-30 | ||
| JP2007142841 | 2007-05-30 | ||
| JP2008108673 | 2008-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101315093A true CN101315093A (en) | 2008-12-03 |
Family
ID=40106211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100999937A Pending CN101315093A (en) | 2007-05-30 | 2008-05-29 | Two-piece clip |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2009008249A (en) |
| CN (1) | CN101315093A (en) |
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2008
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| C06 | Publication | ||
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