CN102758830A - Bolt and cap connection structure - Google Patents
Bolt and cap connection structure Download PDFInfo
- Publication number
- CN102758830A CN102758830A CN2012101346366A CN201210134636A CN102758830A CN 102758830 A CN102758830 A CN 102758830A CN 2012101346366 A CN2012101346366 A CN 2012101346366A CN 201210134636 A CN201210134636 A CN 201210134636A CN 102758830 A CN102758830 A CN 102758830A
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- mentioned
- cap
- nuts
- bolt
- neck
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Abstract
The invention provides a bolt and cap connection structure and is aimed at realizing high unplugging force of a bolt and realizing extension of applications. The bolt and cap connection structure is characterized in that the bolt (2) is provided with a head (20) at the upper end, a large-diameter gasket (22) disposed around the axial part and an embedding neck part (24 or 24a) disposed on the gasket; a cap (1) is provided with a cap part (10) and a clamp part (18); the clamp part is in embedded fit with the neck part; the cap part is covered on the head; and the roughly C-shaped clamp part (18) can be inserted in the neck in the radial direction and comprises a pair of extension sheets (19) protruding to the front from the two ends.
Description
Technical field
The present invention relates to use and utilize cap to cover the effective nuts linkage structure of occasion of the head of bolt with cap to bolt.In addition, as long as bolt of the present invention has head and is formed with the axial region of external screw thread, also comprise the article that are called screw or screw.
Background technique
Fig. 7 representes disclosed structure in the patent documentation 1.The nuts linkage structure of this figure is: bolt 10 have the upper end head 12, be located at axial region 11 around large diameter pad 13 and the chimeric neck of use on this pad, cap (being mounted parts) 15 has the clip portion 16 that embeds above-mentioned neck and connection and is arranged in this clip portion 16 and covers the cap portion 18 on the head 12.Clip portion 16 is C shapes roughly, and is integrated through the hinge 19 and the cap portion 15 of thin wall shape.Bolt 10 forms above-mentioned neck between head 12 and pad 13.If clip portion 16 inserts with respect to bolt 10 and is formed on the gap between head 12 and the pad 13, then above cap 15 is entrenched on the above-mentioned neck, Yi Bian cap portion 18 is that fulcrum rotates and is entrenched on the head 12 with hinge 19 on one side.
The existing technology document
Patent documentation 1: Japan opens clear 63-119921 communique in fact
In the structure of above-mentioned patent documentation 1; Even in the user mode of bolt 10, for example utilizing bolt interior material to be installed on the fixed components such as panel after; Also can clip portion 16 be inserted the gap between heads 12 and the pad 13 and be entrenched in the neck of bolt or remove should be chimeric, but have following problem.That is, in this structure, clip portion 16 breaks away from from the neck of bolt easily; Even strengthen chimeric degree, take out the power this respect in increase and also have boundary, in addition; Cap portion 18 12 breaks away from from the head easily, even strengthen chimeric degree, also because thermal expansion etc. and too big improvement can't be arranged.And owing to must cap portion 18 be entrenched on the head 12, therefore shortcoming is for the versatility of the head of bolt.
Summary of the invention
The objective of the invention is to solve above problem, give the expansion that height takes out power and realizes purposes bolt.Another purpose is, keeps the chimeric operability of cap portion with respect to the head of bolt, gives the versatility with respect to nose shape.It is clear and definite that other purposes become in following description of contents.
To achieve these goals; If the present invention is specific with reference to carrying out with embodiment; Then in following structure: bolt 2 have the upper end head 20, be located at chimeric on large diameter pad 22 and this pad around the axial region with neck 24 or 24a; Cap 1 has cap portion 10 and clip portion 18, and above-mentioned clip portion and above-mentioned neck are chimeric, and above-mentioned cap portion covers on above-mentioned head; Above-mentioned clip portion 18 forms can be from radially inserting the roughly C shape of above-mentioned neck, and have the forwards outstanding a pair of prolongation sheet portion 19 that is provided with from the two ends of this C shape.
Above the present invention more preferably specializes with scheme 2～7 specific modes.
(1) be a kind of have with above-mentioned prolongation sheet portion 19 do not limit each other to the mode of the direction distortion of leaving, and keep the structure (scheme two) of above-mentioned cap portion 10 with respect to the matching mechanism 14 of the state that covers of above-mentioned head 20.
(2) be a kind of above-mentioned matching mechanism have be located at the above-mentioned cap of cutting portion 10 around and the structure (scheme three) of the fastening pawl 14 that cooperates from the outside in the state of above-mentioned head and above-mentioned prolongation sheet portion 19 is covered in the inboard of the opening portion 13 that obtains with above-mentioned cap portion.
(3) shown in Fig. 2 (b), be that a kind of above-mentioned bolt 2 has the lip part 23 on every side that is located at above-mentioned head 20, above-mentioned neck 24 is located at the structure (scheme four) between above-mentioned lip part 23 and the above-mentioned pad 22.
(4) having shown in Fig. 5 (b), is that a kind of above-mentioned bolt 2 has the lip part 23 on every side that is located at above-mentioned axial region 21, and above-mentioned neck 24a is located at the structure (scheme five) between above-mentioned lip part 23 and the above-mentioned pad 22.
(5) be a kind of above-mentioned prolongation sheet portion 19 have be located at outstanding distolateral and to become the structure (scheme six) of the guide portion 19 that big mode tilts along with prolong sheet portion interval each other near front end.
(6) be that a kind of above-mentioned cap portion 10 has and is located on the periphery 11 and with the structure (scheme seven) of above-mentioned matching mechanism from the 11b of containment wall portion of outer side covers.
Effect of the present invention is following.
In the invention of scheme one; Infer from Fig. 1; Forming in clip portion can be with existing identical on the roughly C shape this point of the neck of inserting bolt portion radially, but owing to have the forwards outstanding a pair of prolongation sheet portion that is provided with from the two ends of its C shape, therefore can keep the embedding operation property to the bolt neck well; Even and set chimeric degree especially strongly with respect to neck; Also can utilize the guiding function that prolongs sheet portion or flexing action etc. reliably and easily to embed, thus, can not damage fitting operation property ground and increase chimeric retention force.
In the invention of scheme two; Can infer from Fig. 2, utilize matching mechanism can keep the state that covers of cap portion, and because prevention respectively prolongs the distortion of sheet portion to the direction of leaving mutually; Therefore be easy to increase the installation strength of cap portion with respect to head; And also can increase the chimeric intensity of clip portion, thus, can eliminate cap because the problem that external force etc. all of a sudden comes off and so on respect to the bolt neck.
In the invention of scheme three; Above-mentioned matching mechanism can easily be formed on the opening portion that obtains of cutting cap portion on every side as the fastening pawl; In addition, this fastening pawl is engaged in from the outside and prolongs in the sheet portion, therefore cooperates easily; And can find out also have the advantage that the mode that makes its deflection to the inside for example to pinch prolongation sheet portion with finger etc. is removed cooperation simply from the enlarged view of Fig. 2.
In the invention of scheme four, because bolt is as Fig. 2 (b), lip part protrudes in around the head, thus the chimeric aperture of clip portion compare with the diameter of axial region become big (that is, recess diameter becomes the size corresponding with head) thus obtain stable chimeric status.With respect to this, in the invention of scheme five, the diameter of neck is as Fig. 5 (b), and specific clearly is the mode of the size corresponding with axial region, thus the versatility of obtaining.
In the invention of scheme six; Owing to prolong sheet portion have be located at outstanding distolateral and to become big mode and tilt along with prolong sheet portion interval each other near front end; Promptly; Tilt to be the guide portion of Ha shape, therefore can carry out embedding operation reliably, also realize the automatic fitting operation that utilizes manipulator of assembling procedure easily to the bolt neck.
In the invention of scheme seven,, can handle with the mode that improves cosmetic look and prevent all of a sudden to remove the cooperation of matching mechanism because cap portion has and be located at periphery and from the containment wall portion of outer side covers matching mechanism, therefore as from Fig. 6 infer.
Description of drawings
Fig. 1 (a) and (b) be the stereogram of state before the assembling of relation of bolt and cap of the expression form of having used nuts linkage structure of the present invention and the stereogram of assembled state temporarily.
Fig. 2 (a) and (b) be that expression is connected the stereoscopic figure and the major component sectional view of the state on the bolt with above-mentioned cap.
Fig. 3 (a) and (b) be the stereogram of observing above-mentioned cap Dan Pin from different directions.
Fig. 4 representes above-mentioned cap Dan Pin, (a) is to be the plan view of benchmark with Fig. 1, (b) is plan view, (c) is right side view.
Fig. 5 has carried out the variation one of being out of shape to above-mentioned cap and bolt, (a) is the figure that representes accordingly with Fig. 1 (a), (b) is the figure that representes accordingly with Fig. 2 (b).
Fig. 6 is the embodiment two who above-mentioned cap has been carried out distortion, (a) is the figure that representes accordingly with Fig. 2 (a), (b) is the figure that representes accordingly with Fig. 1 (b).
Fig. 7 representes the structure of patent documentation 1, (a) is the explanatory drawing of the relation of expression cap and bolt, (b) is the explanatory drawing of the installment state of expression cap.
Among the figure: 1-cap (16-hinge, 18-embedding part), 2-bolt (20-head, 21-axial region, 22-pad; The 23-lip part), 10-cap portion, 11-periphery (11a-fastening recess, 11b-containment wall portion), 13-opening portion (12-wall; The 13a-opposite flank, 14-fastening pawl), 15-opening portion (12-wall), 17-supporting portion (17a-cooperates protuberance), 18-clip portion; 19-prolongs sheet portion (19a-rake, 19b-guide portion), 24-neck, 24a-neck.
Embodiment
Below, with reference to accompanying drawing embodiments of the invention are described.In this explanation, according to the nuts linkage structure, the order of use-case, variation is specified.
(linkage structure)
With regard to the linkage structure of Fig. 1～shown in Figure 3, as the cap 1 and the bolt 2 of object, bolt 2 have the upper end head 20, be located at axial region 21 around large diameter pad 22 and pad 22 on chimeric with neck 24.Cap 1 has cap portion 10 and clip portion 18, is that clip portion 18 is entrenched on the neck 24, and cap portion 10 covers the type on head 20.
At first, the detailed part of bolt 2 is following.Bolt 2 have head 20, axial region 21, pad 22 and be located at head 20 around lip part 23, between lip part 23 and pad 22, form the neck 24 chimeric with clip portion 18.Pad 22 is fixed on the axial region appropriate location on every side with the state that combines with the external screw thread screw thread of axial region 21 by constituting than head 20 big profiles.Lip part 23 is 20 middle up and down being provided with so that the chimb shape is outstanding on every side from the head.Therefore, neck 24 is the thickness identical with the diameter of head 20.
In addition, above bolt 2 also can for example form pad 22 with bolt, forms lip part 23 as another one individually and installs afterwards again.In addition, though head 20 is made as Hexagon in the upper end of axial region 21, nose shape is arbitrarily.Axial region 21 is as long as be with external screw thread, and the front end shape can form carefullyyer as Fig. 7.
On first group of relative wall 12,12, cut the opening portion 13 or the opening portion 15 of essentially rectangular shape respectively.Wherein, supporting portion 17 is connected on the opening portion 15 through hinge 16.As shown in Figure 4, supporting portion 17 has cooperation protuberance 17a that protrudes in upper surface and the clip portion 18 that protrudes in the side.Shown in the left side enlarged view of Fig. 2 (b), be fulcrum in cap portion 10 when clip portion 18 sides are rotated with hinge 16, cooperate protuberance 17a to cooperate and prevent the excessive rotation or the bending of cap portion 10 with the fastening recess 11a of the internal surface that is located at periphery 11.
With respect to this, opening portion 13 forms and between the 13a of opposite flank, holds the width that respectively prolongs sheet portion 19, and in the opposite flank the outstanding respectively fastening pawl 14 that is provided with in lower end of 13a.Shown in the right side enlarged view of Fig. 2 (b), be fulcrum in cap portion 10 when clip portion 18 sides are rotated with hinge 16, the outer side surface of each fastening pawl 14 and corresponding prolongation sheet portion 19 is butt and cooperating with sheet subordinate end face flexibly.
(making use-case)
If above bolt 2 conducts of supposition for example are used for interior material is fixed on the pattern of the parts use of panel side, the state that then utilizes cap 1 to come interior material to be fixed on panel side usually carries out processing attractive in appearance.That is, carry out cap 1 and prolong the relative states insertion lip part 23 of sheet portions 19 and bolt side neck 24 and the operation in the gap between the pad 22 from two of that kind shown in Figure 1.In this operation, as if two prolongation sheet portions 19 and bolt side neck 24 butts, then utilize the guiding function of the guide portion 19b of each front end, follow elastic displacement neck 24 can embed simply in the C shape of clip portion 18.Thus, in this structure, even set the chimeric degree with respect to the clip portion 18 of neck 24 strongly, clip portion 18 also can utilize once-through operation just to be entrenched on the neck 24 reliably through prolonging sheet portion 19 and guide portion 19a.
With regard to cap 1, if cap portion 10 rotates or bendings through hinge 16 from the state of Fig. 1 (b), on one side then each fastening pawl 14 of opening portion 13 follows the click sound of rattling away to cooperate with sheet subordinate end face with the outer side surface Elastic Contact of corresponding prolongation sheet portion 19 on one side.Thus; In this structure; With the mode that can't see around portion 11 and wall 12,12 contents bow one's head under the state of portion 20, pad 22, lip part 23, cap portion 10 utilizes fastening pawl 14 to come to keep reliably this to cover state with respect to the cooperation that each prolongs sheet portion 19.Simultaneously; Because the cooperation prevention through fastening pawl 14 respectively prolongs the distortion of sheet portion 19 to the direction of leaving mutually; Therefore also can increase the chimeric intensity of clip portion 18 with respect to bolt neck 24, thus, the possibility that can eliminate cap 1 because external force etc. all of a sudden comes off.
(variation)
Fig. 5 representes the neck of bolt and relative cap side have been carried out the variation one that changes, and Fig. 6 is illustrated in the variation two of having appended containment wall portion on the cap.In the explanation of each variation, to identical with aforesaid way or similar parts mark same-sign, only the structure that has changed is described in detail.
In variation one, shown in Fig. 5 (b), bolt 2 have be located at axial region 21 around lip part 23, neck 24a be formed between lip part 23 and the pad 22 and diameter and axial region 21 roughly the same.Therefore, the diameter of neck 24a is littler than the neck 24 of aforesaid way.In this occasion, supporting portion 17, clip portion 18, respectively prolong sheet portion 19 and change to corresponding size with this neck 24a.
In variation two, cap portion 10 portion 11 around has the 11b of containment wall portion in the outside that is located at opening portion 13, utilizes the 11b of this containment wall portion, can not see fastening pawl 14 from the outside, prolong sheet portion 19.In this occasion, shown in Fig. 6 (a), can improve cosmetic look and prevent all of a sudden to remove the cooperation of matching mechanism.
In addition, as long as nuts linkage structure of the present invention possesses specific structure in the scheme one, major component can hereby or change of variation ground or expansion.As this example, the head of bolt and axial region shape also can be the shapes of patent documentation 1 that kind.
Claims (10)
1. nuts linkage structure; Bolt has head, be located at large diameter pad and the chimeric neck of using on this pad around the axial region; Cap has cap portion and clip portion, and above-mentioned clip portion and above-mentioned neck are chimeric, and above-mentioned cap portion covers on above-mentioned head; This nuts linkage structure is characterised in that
Above-mentioned clip portion forms can be from radially inserting the roughly C shape of above-mentioned neck, and have the forwards outstanding a pair of prolongation sheet portion that is provided with from the two ends of this C shape.
2. nuts linkage structure according to claim 1 is characterized in that,
Above-mentioned nuts linkage structure has with above-mentioned prolongation sheet portion and does not limit to the mode of the direction distortion of leaving each other, and keeps the matching mechanism of above-mentioned cap portion with respect to the state that covers of above-mentioned head.
3. nuts linkage structure according to claim 2 is characterized in that,
Above-mentioned matching mechanism have be located at the above-mentioned cap of cutting portion around and the fastening pawl that cooperates from the outside in the state of above-mentioned head and above-mentioned prolongation sheet portion is covered in the inboard of the opening portion that obtains with above-mentioned cap portion.
4. according to each described nuts linkage structure of claim 1～3, it is characterized in that,
Above-mentioned bolt has the lip part on every side that is located at above-mentioned head, and above-mentioned neck is located between above-mentioned lip part and the above-mentioned pad.
5. according to each described nuts linkage structure of claim 1～3, it is characterized in that,
Above-mentioned bolt has the lip part on every side that is located at above-mentioned axial region, and above-mentioned neck is located between above-mentioned lip part and the above-mentioned pad.
6. according to each described nuts linkage structure in the claim 1～3, it is characterized in that,
Above-mentioned prolongation sheet portion have be located at outstanding distolateral and to become the guide portion that big mode tilts along with prolong sheet portion interval each other near front end.
7. nuts linkage structure according to claim 4 is characterized in that,
Above-mentioned prolongation sheet portion have be located at outstanding distolateral and to become the guide portion that big mode tilts along with prolong sheet portion interval each other near front end.
8. nuts linkage structure according to claim 5 is characterized in that,
Above-mentioned prolongation sheet portion have be located at outstanding distolateral and to become the guide portion that big mode tilts along with prolong sheet portion interval each other near front end.
9. according to claim 2 or 3 described nuts linkage structures, it is characterized in that,
Above-mentioned cap portion has the periphery of being located at and with the containment wall portion of above-mentioned matching mechanism from outer side covers.
10. nuts linkage structure according to claim 7 is characterized in that,
Above-mentioned cap portion has the periphery of being located at and with the containment wall portion of above-mentioned matching mechanism from outer side covers.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-102536 | 2011-04-28 | ||
| JP2011102536A JP2012233532A (en) | 2011-04-28 | 2011-04-28 | Bolt cap fastening structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102758830A true CN102758830A (en) | 2012-10-31 |
Family
ID=47053420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101346366A Pending CN102758830A (en) | 2011-04-28 | 2012-04-28 | Bolt and cap connection structure |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2012233532A (en) |
| CN (1) | CN102758830A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644200A (en) * | 2018-07-06 | 2018-10-12 | 海盐晋悦五金制品有限公司 | A kind of antitheft self threading pin |
| CN110030253A (en) * | 2017-11-30 | 2019-07-19 | 泰科电子日本合同会社 | Lid |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5623581B2 (en) * | 2013-04-03 | 2014-11-12 | タキゲン製造株式会社 | Nut locking device |
| JP6203772B2 (en) * | 2015-03-23 | 2017-09-27 | 株式会社ホンダアクセス | Screw hole cap |
| US10369441B2 (en) | 2017-08-22 | 2019-08-06 | Karsten Manufacturing Corporation | Golf club head with hidden screw port |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63119921U (en) * | 1987-01-30 | 1988-08-03 | ||
| JPH0743492U (en) * | 1993-12-28 | 1995-08-22 | 有限会社斎藤製作所 | Anti-scattering tool for bolts and nuts |
| JPH08226431A (en) * | 1995-02-21 | 1996-09-03 | Nec Corp | Screw cap structure |
| CN2656698Y (en) * | 2003-10-29 | 2004-11-17 | 吴宏名 | Screw bolt connecting piece with protective lid |
| CN1966309A (en) * | 2005-11-04 | 2007-05-23 | 株式会社青山制作所 | Hook attaching unit |
| CN101283187A (en) * | 2005-09-23 | 2008-10-08 | 高级建筑系统有限公司 | Swagable washer locking plate |
-
2011
- 2011-04-28 JP JP2011102536A patent/JP2012233532A/en not_active Withdrawn
-
2012
- 2012-04-28 CN CN2012101346366A patent/CN102758830A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63119921U (en) * | 1987-01-30 | 1988-08-03 | ||
| JPH0743492U (en) * | 1993-12-28 | 1995-08-22 | 有限会社斎藤製作所 | Anti-scattering tool for bolts and nuts |
| JPH08226431A (en) * | 1995-02-21 | 1996-09-03 | Nec Corp | Screw cap structure |
| CN2656698Y (en) * | 2003-10-29 | 2004-11-17 | 吴宏名 | Screw bolt connecting piece with protective lid |
| CN101283187A (en) * | 2005-09-23 | 2008-10-08 | 高级建筑系统有限公司 | Swagable washer locking plate |
| CN1966309A (en) * | 2005-11-04 | 2007-05-23 | 株式会社青山制作所 | Hook attaching unit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110030253A (en) * | 2017-11-30 | 2019-07-19 | 泰科电子日本合同会社 | Lid |
| CN108644200A (en) * | 2018-07-06 | 2018-10-12 | 海盐晋悦五金制品有限公司 | A kind of antitheft self threading pin |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2012233532A (en) | 2012-11-29 |
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Legal Events
| Date | Code | Title | Description |
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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: 20121031 |