CN102022535A - Hole plug - Google Patents
Hole plug Download PDFInfo
- Publication number
- CN102022535A CN102022535A CN2010105029328A CN201010502932A CN102022535A CN 102022535 A CN102022535 A CN 102022535A CN 2010105029328 A CN2010105029328 A CN 2010105029328A CN 201010502932 A CN201010502932 A CN 201010502932A CN 102022535 A CN102022535 A CN 102022535A
- Authority
- CN
- China
- Prior art keywords
- hole
- insertion part
- plate
- fastening projection
- stopple
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003780 insertion Methods 0.000 claims description 55
- 230000037431 insertion Effects 0.000 claims description 54
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Images
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Body Structure For Vehicles (AREA)
- Insertion Pins And Rivets (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Connection Of Plates (AREA)
Abstract
The invention relates to a hole plug for plugging a through hole arranged on a plate, which can realize low insert force and high pull-out force. The hole plug (10) comprises an inserting part (30), a cover part (40) and an annular flange part (50), wherein the inserting part is inserted into a through hole (21) arranged on a plate (20), the cover part (40) is connected with the inserting part (30) for plugging the through hole (21), and the annular flange portion (50) is connected with the inserting part (30) and pressed on the back of the plate (20) for plugging the space between the inserting part (30) and the through hole (21). The inserting part (30) comprises an annular step part (60) and a plurality of clamp bumps (70-72), wherein the annular step part is projected from the outer periphery of the inserting part (30) and placed against the back of the plate (20) for plugging the space between the inserting part (30) and the through hole (21), and the clamp bumps are projected out of the outer periphery of the annular step part (60) at the positions which are separated from each other and clamped with the through hole (21).
Description
Technical field
The present invention relates to be used for the stopple that obturation is located at the through hole on the plate, can realize low insertion force and high withdrawal force.
Background technique
In the past, the structure of known stopple is as follows: be provided with ring-type back side lip part and a plurality of for example 8 the ribs that are provided with in the first-class angle intervals of the radiation direction of the central axis of relative above-mentioned insertion part (for example with reference to the 0012nd section of patent documentation 1 on the outer circumferential face of stopple insertion part, Fig. 1～3 below are called " the former " with it).
Above-mentioned rib in the past is provided with (for example with reference to patent documentation 1 the 0016th section) with the purpose that improves back side lip part rigidity.
In addition, known in the past stopple structure is as follows: on the outer circumferential face of insertion part along equally spaced being equipped with a plurality of for example 4 resilient engagement portions (for example with reference to the 2nd page of the 14th～21 row of patent documentation 2, Fig. 1～6 below are called it " latter ") full week.
On above-mentioned insertion part in the past, on its periphery, be provided with ring-type fusible parts the 2nd page of the 21st～25 row of patent documentation 2 (for example with reference to) circlewise.Above-mentioned resilient engagement portion in the past is used to keep be arranged on fusible parts on the insertion part so that it can not come off from the insertion part the 2nd page of the 25th～26 row of patent documentation 2 (for example with reference to) with ring-type.
Patent documentation 1: the spy opens the 2008-51314 communique.
Patent documentation 2: real fair 07-14692 communique.
, the rib of above-mentioned the former (patent documentation 1) in the past is owing to being that purpose with the rigidity that improves the back side lip part is provided with, so the existence of rib has brought the problem of the insertion force that causes increasing the insertion part.
In addition, there is the problem of the temporary fixed effect of only performance till formal the fixing that the fusion by fusible parts obtains in the latter's in the past (patent documentation 2) resilient engagement portion.
Summary of the invention
So the invention of each in Ji Zai each scheme proposes for the problem that solves above-mentioned prior art in the past and exist respectively, its purpose have following some.
Scheme one
The invention of scheme one record, its purpose is as follows.
That is, the invention of scheme one record can realize low insertion force and high withdrawal force.
Scheme two
The invention of scheme two record, except the purpose of the invention of such scheme one record, its purpose is as follows.
Promptly, the invention of scheme two record because the fastening projection is provided with in the cornerwise mode that is not positioned at by circular step portion center, so can prevent the increase of insertion force.
Scheme three
The invention of scheme three record, except the purpose of the invention of such scheme two records, its purpose is as follows.
Promptly, the invention of scheme three record because the fastening projection is not positioned on the diagonal by circular step portion center, and will the angular setting between the adjacent fastening projection for equating, so the fastening projection can be configured in the appropriate location.
Each invention that is documented in respectively in each scheme is made to achieve these goals, below each characteristic feature of an invention is described with invention form of implementation shown in the drawings.
In addition, symbol is a used symbol in the expression invention form of implementation, does not limit technical scope of the present invention.
In addition, figure number is a used figure number in the expression invention form of implementation, does not also limit technical scope of the present invention.
Scheme one
The invention of scheme one record has following characteristics.
The first, stopple 10 for example as Fig. 1～shown in Figure 4, has following structure.
(1) insertion part 30
Insert in the through hole of being located on the plate 20 21 for example as Fig. 1 and shown in Figure 7 insertion part 30.
(2) cover portion 40
(3) lip part 50
The second, for example as Fig. 1～shown in Figure 4, insertion part 30 has following structure.
(4) circular step portion 60
For example as Fig. 1～4 and shown in Figure 7, circular step portion 60 is outstanding and be connected on the back side of plate 20 between the inaccessible insertion part 30 and through hole 21 from the outer circumferential face of insertion part 30.
(5) fastening projection 70～72
Fastening projection 70～72 is for example as Fig. 1～4 and shown in Figure 7, be provided with a plurality of, from the outer circumferential face of circular step portion 60 outstanding and be positioned on the position separated from one another and with through hole 21 fastenings.
Scheme two
The invention of scheme two record except the feature of the invention of such scheme one record, has following characteristics.
That is, fastening projection 70～72 for example shown in Fig. 8 (a), is arranged to not be positioned on the diagonal by circular step portion 60 centers.
Scheme three
The invention of scheme three record except the feature of the invention of such scheme two records, has following characteristics.
That is, for example shown in Fig. 8 (a), the angular setting between the adjacent fastening projection 70～72 is for equating (for example 120 degree).
The invention effect
The present invention can reach following effect owing to adopt said structure.
Scheme one
According to the invention of scheme one record, can real following effect.
That is, the invention according to scheme one record can realize low insertion force and high withdrawal force.
Scheme two
The invention of scheme two record except the effect of invention with scheme one record, can be achieved as follows effect.
That is, according to the invention of scheme two record, because the fastening projection is arranged to not be positioned on the diagonal by circular step portion center, so can prevent the increase of insertion force.
Scheme three
According to the invention of scheme three record, except the effect of invention, can be achieved as follows effect with scheme two records.
That is, according to the invention of scheme three record because the fastening projection is not positioned on the diagonal by circular step portion center, and will the angular setting between the adjacent fastening projection for equating, so the fastening projection can be configured in the appropriate location.
Description of drawings
Fig. 1 is the side view when installing stopple onboard.
Fig. 2 is a stereogram of seeing stopple from oblique upper.
Fig. 3 is a stereogram of seeing stopple from oblique below.
Fig. 4 is another stereogram of seeing stopple from oblique below.
Fig. 5 is the plan view of stopple.
Fig. 6 is the worm's eye view of stopple.
State when Fig. 7 represents to install stopple onboard, this figure are the partial sectional views along the A-A line of Fig. 6.
Fig. 8 (a)～(d) is the explanatory drawing that the fastening projection is configured in diverse location.
Among the figure:
The 10-stopple, 20, the 20a-plate, 21-through hole, 30-insertion part, 40-cover portion, 41-diapire, 42-sidewall, 43-upper wall, 50-lip part, 60-circular step portion, 70～72-fastening projection.
Embodiment
Among the figure, 10 expression stopples, as Fig. 1 and shown in Figure 7, this stopple 10 is to be used for the parts that obturation is located at the through hole 21 on the plate 20 of (not shown) such as door-plates of automobile.
In addition, as plate 20, though illustration the door-plate of automobile, not only be not limited to door-plate, also be not limited to be used for automobile.
As shown in Figure 7, plate 20 has the different polytype of thickness of slab, for example has thickness of slab thicker, and for example the plate 20 of 1.2mm and thickness ratio are than the plate 20a of thin for example 0.6mm.
In addition, the thickness of plate 20,20a is not limited to two kinds, can also have more than three kinds in 0.6mm～1.2mm scope, and also not be limited to illustrative 0.6mm, 1.2mm.
Through hole 21 runs through the table back side of plate 20 and forms circle as shown in Figure 1.
In addition, as the shape of through hole 21, though illustration circle, be not limited to this.
Shown in Fig. 1～4, stopple 10 is roughly distinguished and is to have following each several part.
In addition, about (1)～(3) hereinafter, will narrate hereinafter.
(1) insertion part 30
(2) cover portion 40
(3) lip part 50
In addition, the each several part of stopple 10 is not limited to above-mentioned (1)～(3).
As Fig. 1 and shown in Figure 7, insert in the through hole of being located on the plate 20 21 insertion part 30.
Particularly, shown in Fig. 1～4, insertion part 30 forms ring-type, its external diameter is set at below the internal diameter of through hole 20, in this form of implementation with this internal diameter about equally.
Shown in Fig. 1～4, insertion part 30 has following each several part.
In addition, about (1) and (2) hereinafter, will narrate hereinafter.
(1) circular step portion 60
(2) fastening projection 70～72
In addition, the each several part of insertion part 30 is not limited to above-mentioned (1) and (2).
As Fig. 1 and shown in Figure 7, cover portion 40 is connected with on insertion part 30, is used for inaccessible through hole 21.
Particularly, shown in Fig. 1～4, cover portion 40 forms the cylindrical shape that is closed above.Cover portion 40 as shown in Figure 7, formation comprises: the diapire 41 that extend with ring-type towards the center 30 underpart from the insertion part; The annular sidewall 42 that erects upward from interior all ends of diapire 41; And the disc upper wall 43 that is used for the ring-type upper end portion of inaccessible sidewall 42.
Particularly, lip part 50 as shown in Figure 7, extend with umbrella towards oblique below 30 upper end portion from the insertion part, and wall thickness is set at wall thickness than insertion part 30, crooked easily.
Particularly, circular step portion 60 as shown in Figure 7, the cross section is outstanding with convex, is set at the external diameter of its maximum projection bigger than the internal diameter of through hole 21.
Fastening projection 70～72
Fastening projection 70～72 is provided with a plurality of for example three as Fig. 1～4 and shown in Figure 7, and is outstanding from the outer circumferential face of circular step portion 60, be positioned at the position that is separated from each other and with through hole 21 fastenings.
In addition, fastening projection 70～72 is arranged to not be positioned on the diagonal by circular step portion 60 centers shown in Fig. 8 (a).
That is, shown in Fig. 8 (a), the angular setting between the adjacent fastening projection 70～72 for example is set at 120 degree for equating.
Particularly, fastening projection 70～72 as shown in Figure 7, the cross section is outstanding with convex, is set at the external diameter of its maximum projection bigger than the internal diameter of through hole 21.
Fastening projection 70～72 is set to three the reasons are as follows.
Shown in Fig. 8 (a), fastening projection 70～72 is provided with three at interval with 120 degree in this form of implementation.
It is for three fastening projections 70～72 are not positioned on the diagonal that fastening projection 70～72 is set to three.
Promptly, shown in Fig. 8 (c), fastening projection a～d is provided with four at interval with 90 degree, when then inserting in the through hole 21, the fastening projection a that is positioned at the angular direction will be interfered by the extruding of the inward flange of through hole 21 with b, c and d with curving inwardly each other mutually, and the drawback that increases insertion force is arranged.
Relative therewith, shown in Fig. 8 (a), fastening projection 70～72 is spent the occasion that is interval with three with 120, because three fastening projections 70～72 all are not positioned at the angular direction, so when inserting through hole 21, three fastening projections 70～72 can not interfered mutually, the drawback that can avoid insertion force to increase.
In addition, in this form of implementation, though three fastening projections 70～72 are provided with at interval with 120 degree, but also can be with unequal interval, irregular spacing setting, for example fastening projection 70 and 71 is provided with at interval with 120 degree, fastening projection 71 and 72 is provided with at interval with 100 degree, fastening projection 72 and 70 is provided with at interval with 140 degree.
On the other hand, shown in Fig. 8 (b), fastening projection a, b are being provided with two occasion at interval with 180 degree, fastening projection a and b are positioned at the angular direction, above-mentioned drawback can occur.
Shown in Fig. 8 (d), be interval with five the occasion of fastening projection a～e with 72 degree, five fastening projection a～e are not positioned at the angular direction., if increase the number of fastening projection a～d, the distance of then adjacent snap fit tabs a～e is approaching, can occur and is arranged on the drawback same to the situation of angular direction.
As mentioned above, fastening projection 70～72 is provided with occasion the best of three with the interval of 120 degree.Fastening projection a～e is provided with the intervals of 72 degree five occasion with fastening projection a～d be provided with four occasion with the intervals of 90 degree compare, the advantage that can reduce insertion force is arranged, the occasion that is provided with five with 72 degree at interval also is available in the use.In addition, surpass five occasion, the occasion of odd numbers such as seven, nine for example is set,, can become more remarkable to the same drawback of the occasion of angular direction with being arranged on, be not suitable in use because the distance of adjacent fastening projection is too approaching.
Using method
The following describes the using method of stopple 10 with said structure.
At first, as shown in Figure 1, the insertion part 30 of stopple 10 is inserted with the through hole 21 of plate 20 with aiming at.
When inserting this insertion part 30, the inward flange butt of its fastening projection 70～72 and through hole 21 then.Here, if forcefully when being pressed into stopple 10, then fastening projection 70～72 is by the extruding of through hole 21 inward flanges, because insertion part 30 distortion that constitute by annular wall, so fastening projection 70～72 is by through hole 21.
When fastening projection 70～72 was passed through through hole 21, then restored insertion part 30, so fastening projection 70～72 as shown in Figure 7, is connected on the back side of plate 20.
Thus, between lip part 50 and fastening projection 70～72, plate 20 is held from the table back side, and insertion part 30 becomes and can not extract from through hole 21.
Simultaneously, because circular step portion 60 is than snap fit tabs 70～72 low one-level ground formation, so when fastening projection 70～72 was passed through through hole 21 inward flanges, circular step portion 60 was also by through hole 21.
When circular step portion 60 passed through through hole 21, as shown in Figure 7, circular step portion 60 was connected on the back side of plate 20.Circular step portion 60 is connected on the back side of plate 20, thereby between inaccessible insertion part 30 and the through hole 21.
That is, circular step portion 60 is owing to forming ring-type, so can guarantee along the through hole water tightnesses in 21 full weeks.
On the other hand, lip part 50 as shown in Figure 7, and is crooked upward by the pushing on plate 20 surfaces, utilizes the elastic restoring force of resin, flexibly is crimped on the surface of plate 20.
In addition, utilize the elastic restoring force of lip part 50, insertion part 30 effects are extracted the power of direction from through hole 21.Therefore, fastening projection 70～72 and circular step portion 60 are connected on the back side of plate 20 forcefully.
Because fastening projection 70～72 is connected on the back side of plate 20 forcefully, so can prevent insertion part 30 rocking in through hole 21.
In addition, owing to circular step portion 60 is connected on the back side of plate 20 forcefully, so can improve water tightness.
On the other hand, under the thin situation of the thickness of slab of plate 20a, as shown in Figure 7, and by the amount of bow of change lip part 50, thus but the variation of the thickness of slab of baffle 20a.
Claims (3)
1. stopple comprises:
The insertion part in the through hole on the plate is located in insertion;
Be connected with on described insertion part and the cover portion of inaccessible described through hole; And
Be connected with on the described insertion part and be crimped on the surface of described plate and the annular flange portion between inaccessible described insertion part and the described through hole, this stopple is characterised in that,
Described insertion part has:
Outstanding and be crimped on the back side of described plate and the circular step portion between inaccessible described insertion part and the described through hole from the outer circumferential face of this insertion part; And
From the outer circumferential face of described circular step portion outstanding and be positioned at position separated from one another and with a plurality of fastening projections of described through hole fastening.
2. stopple according to claim 1 is characterized in that,
Described fastening projection is arranged to not to be positioned on the diagonal by described circular step portion center.
3. stopple according to claim 2 is characterized in that,
Angular setting between the adjacent described fastening projection is for equating.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-216950 | 2009-09-18 | ||
| JP2009216950A JP2011064296A (en) | 2009-09-18 | 2009-09-18 | Hole plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102022535A true CN102022535A (en) | 2011-04-20 |
Family
ID=43864162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105029328A Pending CN102022535A (en) | 2009-09-18 | 2010-09-17 | Hole plug |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2011064296A (en) |
| CN (1) | CN102022535A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103946607A (en) * | 2011-11-16 | 2014-07-23 | 株式会社利富高 | Hole plug |
| CN104937316A (en) * | 2013-01-28 | 2015-09-23 | 株式会社利富高 | Hole plug |
| CN105659009A (en) * | 2013-10-24 | 2016-06-08 | 株式会社利富高 | Hole plug |
| CN111512076A (en) * | 2017-12-27 | 2020-08-07 | 丰田车体株式会社 | Hole plug |
| CN111512075A (en) * | 2017-12-27 | 2020-08-07 | 丰田车体株式会社 | Mounting structure of hole plug |
| CN112392953A (en) * | 2019-08-16 | 2021-02-23 | 伊利诺斯工具制品有限公司 | Closing plug |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103522960B (en) * | 2013-09-26 | 2016-07-13 | 奇瑞汽车股份有限公司 | A kind of blanking cover and method to set up thereof |
| US11608893B2 (en) * | 2018-05-25 | 2023-03-21 | Illinois Tool Works Inc. | Light weight hole plug |
| JP7401957B2 (en) * | 2019-12-10 | 2023-12-20 | ダイハツ工業株式会社 | vehicle structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1298037A2 (en) * | 2001-10-01 | 2003-04-02 | ITW Automotive Products GmbH & Co. KG | A plug for the sealing closure of an opening in a sheet of a body or the bottom of an automobile |
| CN1500668A (en) * | 2002-11-13 | 2004-06-02 | ������������ʽ���� | Hole plug |
| CN2670263Y (en) * | 2003-12-17 | 2005-01-12 | 陈联光 | Stainless steel sealing cap |
| CN101187424A (en) * | 2006-11-24 | 2008-05-28 | 百乐仕株式会社 | Hole plug |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3442109C2 (en) * | 1984-11-17 | 1993-10-21 | Itw Ateco Gmbh | One-piece cover part for closing sheet metal openings |
| JPS6259362U (en) * | 1985-10-02 | 1987-04-13 | ||
| JP2001124205A (en) * | 1999-10-26 | 2001-05-11 | Kinugawa Rubber Ind Co Ltd | Sealing plug |
| JP2008051314A (en) * | 2006-08-28 | 2008-03-06 | Inoac Corp | Plug |
-
2009
- 2009-09-18 JP JP2009216950A patent/JP2011064296A/en active Pending
-
2010
- 2010-09-17 CN CN2010105029328A patent/CN102022535A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1298037A2 (en) * | 2001-10-01 | 2003-04-02 | ITW Automotive Products GmbH & Co. KG | A plug for the sealing closure of an opening in a sheet of a body or the bottom of an automobile |
| CN1500668A (en) * | 2002-11-13 | 2004-06-02 | ������������ʽ���� | Hole plug |
| CN2670263Y (en) * | 2003-12-17 | 2005-01-12 | 陈联光 | Stainless steel sealing cap |
| CN101187424A (en) * | 2006-11-24 | 2008-05-28 | 百乐仕株式会社 | Hole plug |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103946607A (en) * | 2011-11-16 | 2014-07-23 | 株式会社利富高 | Hole plug |
| CN103946607B (en) * | 2011-11-16 | 2016-08-24 | 株式会社利富高 | Stopple |
| CN104937316A (en) * | 2013-01-28 | 2015-09-23 | 株式会社利富高 | Hole plug |
| CN105659009A (en) * | 2013-10-24 | 2016-06-08 | 株式会社利富高 | Hole plug |
| US9969438B2 (en) | 2013-10-24 | 2018-05-15 | Nifco Inc. | Hole plug |
| CN111512076A (en) * | 2017-12-27 | 2020-08-07 | 丰田车体株式会社 | Hole plug |
| CN111512075A (en) * | 2017-12-27 | 2020-08-07 | 丰田车体株式会社 | Mounting structure of hole plug |
| CN111512075B (en) * | 2017-12-27 | 2022-03-29 | 丰田车体株式会社 | Mounting structure of hole plug |
| CN111512076B (en) * | 2017-12-27 | 2022-05-06 | 丰田车体株式会社 | Hole plug |
| CN112392953A (en) * | 2019-08-16 | 2021-02-23 | 伊利诺斯工具制品有限公司 | Closing plug |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011064296A (en) | 2011-03-31 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110420 |