CN205136290U - Rivet fastener convenient to dismantle - Google Patents
Rivet fastener convenient to dismantle Download PDFInfo
- Publication number
- CN205136290U CN205136290U CN201520878590.8U CN201520878590U CN205136290U CN 205136290 U CN205136290 U CN 205136290U CN 201520878590 U CN201520878590 U CN 201520878590U CN 205136290 U CN205136290 U CN 205136290U
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- CN
- China
- Prior art keywords
- rivet
- sleeve
- dismount
- easy
- pin
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- 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.)
- Expired - Fee Related
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- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Insertion Pins And Rivets (AREA)
Abstract
The utility model discloses a rivet fastener convenient to dismantle, including rivet (1) and rivet cover (2), rivet (1) is including round pin post (11) to and set up spigot surface (12) on round pin post (11) outer wall, spigot surface (12) are located round pin post (11) the front end of direction of impressing, rivet cover (2) including sleeve (21), set up cuing open on sleeve (21) groove (22) to and protruding pothook (23) of establishing on the one end inner wall that cuts open groove (22) is seted up to sleeve (21). Implement the beneficial effects of the utility model are that: the rivet fastener is provided with the spigot surface on adopting the rivet, and the rivet is sheathe in and is provided with the pothook isotructure, when needing the dismantlement during the rivet fastener, rotate the rivet so that the spigot surface sets up with the pothook in opposite directions, the clamp force between rivet and the rivet cover diminishes at this moment to be convenient for take the rivet out from the rivet cover, it is right in order to realize the quick dismantlement of rivet fastener.
Description
Technical field
The utility model relates to technical field of fastening, more particularly, relates to a kind of easy-to-dismount rivet fastener.
Background technique
Rivet fastener common in prior art is for assembling the slim sheet materials such as fixing circuit board, and this rivet fastener comprises rivet and rivet sleeve, and wherein the pin 100 of rivet is polished rod structure (as shown in Figure 1).When in rivet press-in rivet sleeve, one end that sleeve has a profile groove expands that rear to carry out assembling to sheet material fixing.When needs are dismantled rivet fastener, because pin is cylinder polished rod structure, operation comparatively difficulty when pin is extracted out from the sleeve of rivet sleeve.
Model utility content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, solid and reliable and can easy-to-dismount rivet fastener when providing a kind of fastening sheet material.
The utility model solves the technological scheme that its technical problem adopts: construct a kind of easy-to-dismount rivet fastener, comprise rivet and rivet sleeve; Described rivet comprises pin, and is opened in the guide surface on described pin outer wall; Described guide surface is positioned at the front end of described pin pressing direction; Described rivet sleeve comprises sleeve, the profile groove be opened on described sleeve, and projection offers the grab on one end inwall of described profile groove at described sleeve; When being pressed in described rivet sleeve by described rivet, described grab can be clamped in the front end of described pin pressing direction.
In easy-to-dismount rivet fastener described in the utility model, described profile groove is in-line, and described profile groove run through described sleeve sidewall and through the axis of described sleeve.
In easy-to-dismount rivet fastener described in the utility model, described guide surface is provided with two; The axis of two relatively described pins of described guide surface is symmetrical set.
In easy-to-dismount rivet fastener described in the utility model, the axis of the relatively described pin of described guide surface is obliquely installed.
In easy-to-dismount rivet fastener described in the utility model, described rivet also comprises and is positioned at the press part of described pin away from one end of described guide surface, and is opened in the first locating face on the outer wall of described press part; Described sleeve is convexly equipped with auxiliary section away from the outer side wall of the side of described profile groove, described auxiliary section offers the second locating face.
In easy-to-dismount rivet fastener described in the utility model, the projection respectively on the same end face of described pin of described first locating face and described guide surface is parallel to each other.
In easy-to-dismount rivet fastener described in the utility model, described first locating face is provided with two; The axis of two relatively described pins of described first locating face is symmetrical set.
In easy-to-dismount rivet fastener described in the utility model, described second locating face is provided with two; Two relatively described profile grooves of described second locating face are symmetrical set.
In easy-to-dismount rivet fastener described in the utility model, described rivet also comprises in hemisphere or conical head; Described head is positioned at described pin one end near described rivet sleeve.
In easy-to-dismount rivet fastener described in the utility model, the outer side wall of described head offers annular groove; The inwall of described sleeve is convexly equipped with the fin suitable with described annular groove.
Implement easy-to-dismount rivet fastener of the present utility model, there is following beneficial effect: described rivet fastener adopts on rivet and is provided with guide surface, rivet sleeve is provided with the structures such as grab, and when time in rivet press-in rivet sleeve, can to strut one end that sleeve has a profile groove stable and fastening reliably to realize sheet material; When described rivet fastener dismantled by needs, rotate rivet to arrange in opposite directions to make guide surface and grab, the clamping force now between rivet and rivet sleeve diminishes, thus is convenient to rivet to extract out from rivet sleeve, to realize the quick-detachment to described rivet fastener, and mode of operation is comparatively easy.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the rivet arrangement schematic diagram in fastening piece common in prior art;
Fig. 2 is the perspective view of the easy-to-dismount rivet fastener that the utility model preferred embodiment provides;
Fig. 3 is the exploded view of the rivet fastener shown in Fig. 2;
Fig. 4 is the bottom view of the rivet fastener shown in Fig. 2;
Fig. 5 is the cut-away view of the rivet fastener shown in Fig. 2;
Fig. 6 is the sectional view of the rivet sleeve in the rivet fastener shown in Fig. 2.
Embodiment
In order to there be understanding clearly to technical characteristics of the present utility model, object and effect, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, preferred embodiment of the present utility model provides a kind of rivet fastener, and it comprises rivet 1 and rivet sleeve 2.In the present embodiment, rivet 1 and rivet sleeve 2 are all made of plastics, and it is fastening that both cooperatively interact to realize to slim sheet materials (not shown) such as circuit boards.
Particularly, consult shown in Fig. 1 as Fig. 3, Fig. 5, this rivet 1 comprises pin 11, guide surface 12, press part 13, first locating face 14 and head 15.This pin 11 is cylindrical-shaped structure, its outer wall offers guide surface 12.Namely one end of pin 11 is provided with press part 13, and its other end is provided with head 15, and also press part 13 is arranged in the end of pressing direction when pin 11 is pressed into rivet sleeve 2, and head 15 is arranged in the front end of pressing direction when pin 11 is pressed into rivet sleeve 2.In the present embodiment, pin 11, guide surface 12, press part 13 and head 15 are integrated, its integrity better effects if.
This guide surface 12 is provided for rivet 1 and is convenient to take apart from rivet sleeve 2, and it is positioned at the front end of pin 11 pressing direction.In the present embodiment, guide surface 12 is provided with two, and the axis of two relative pins 11 of guide surface 12 is symmetrical set.The axis of the relative pin 11 of guide surface 12 is obliquely installed, and also namely the axis of the relative pin 11 of guide surface 12 is inclined-plane.In other embodiment of the present utility model, this guide surface 12 can also be parallel to each other with the axis of pin 11.
This press part 13 is positioned at pin 11 one end away from rivet sleeve 2, and it is cylindrical.The radius of press part 13 is greater than the radius of pin 11, adopts this structure that rivet 1 can be convenient to be pressed in rivet sleeve 2.This head 15 is positioned at pin 11 one end near rivet sleeve 2, and it is hemisphere or taper shape, adopt this structure to be convenient to one end that the sleeve 21 strutted in rivet sleeve 2 has profile groove 22.
This first locating face 14 is opened on the outer wall of press part 13, and the first locating face 14 is parallel to each other with the projection of guide surface 12 respectively on the same end face of pin 11.In the present embodiment, the first locating face 14 is provided with two, and the axis of two same pins 11 relatively of the first locating face 14 is symmetrical set.For ease of positioning the position of guide surface 12, in this embodiment, two the first locating faces 14 are symmetrical set with two all relative same planes of guide surface 12, and this plane is through the axis of pin 11.
Consult shown in Fig. 2, Fig. 3 and Fig. 5 as Fig. 6, this rivet sleeve 2 comprises sleeve 21, profile groove 22, grab 23, auxiliary section 24 and the second locating face 25.In the present embodiment, sleeve 21, grab 23 and auxiliary section 24 are integrated, its integrity better effects if.This sleeve 21 is cylindrical tube structure, and sleeve 21 offers profile groove 22 away from one end of press part 13, and this profile groove 22 is arranged along the axis of sleeve 21.In this embodiment, profile groove 22 in in-line, and profile groove 22 run through sleeve 21 sidewall and through the axis of sleeve 21.Adopt this structure, the one end that sleeve 21 can be made to offer profile groove 22 forms symmetrical a pair expansion clamp clip (non-label).In other embodiment of the present utility model, this profile groove 22 can also be other shape, such as, be man type etc.
This grab 23 projection is on one end inwall of sleeve 21 away from rivet 1, and the inner side of each expansion clamp clip is provided with grab 23.In the present embodiment, the corresponding rivet of end of expansion clamp clip is to form grab 23 to center recessed shape.When rivet 1 is pressed in rivet sleeve 2, the head 15 of rivet 1 can promote grab 23 with dilating expansion clamp clip, and now grab 23 is held in the front end of pin 11 pressing direction, stable and fastening reliably to realize sheet material.
This auxiliary section 24 projection is on the outer side wall of sleeve 21 away from the side of profile groove 22, and press part 13 offers the containing groove 131 for holding auxiliary section 24.Adopt the structure of this auxiliary section 24, overall structure when rivet 1 can be made to be pressed into rivet sleeve 2 is compacter, and structural strength is higher.In the present embodiment, this auxiliary section 24 is cone structure, and correspondingly containing groove 131 is taper groove.
This second locating face 25 is opened on auxiliary section 24, and in the present embodiment, the second locating face 25 is provided with two, and the axis of two the second locating face 25 relative sleeve 21 is symmetrical set.For ease of positioning the position of profile groove 22, in this embodiment, two relative profile grooves 22 of the second locating face 25 are symmetrical set, and also namely the projection of two relative profile grooves 22 of the second projection of locating face 25 bottom sleeve 21 bottom sleeve 21 is symmetrical set.
When described rivet fastener does not use, integral type state is kept for ease of making rivet 1 and rivet sleeve 2, in the present embodiment, the outer side wall of the head 15 of rivet 1 offers annular groove (not shown), correspondingly, sleeve 21 inwall of rivet sleeve 2 is convexly equipped with fin (not shown), and this fin can be held in described annular groove, relative with rivet sleeve 2 fixing to realize rivet 1, can effectively prevent rivet 1 from causing loss with being separated of rivet sleeve 2.
When reality uses the rivet fastener as above described in embodiment, the rivet 1 of collocated and rivet sleeve 2 are pressed in the mounting hole of slim sheet material (not shown), by the press part 13 of pressure rivet 1, pin 11 is made to stretch in the sleeve 21 of rivet sleeve 2, head 15 sleeve 21 strutted in rivet sleeve 2 of pin 11 has one end of profile groove 22, expansion clamp clip is expanded, by rivet sleeve 2 clamp clip that expands, slim sheet material is clamped fixing.When described rivet fastener dismantled by needs, when rotating rivet 1 to make the first locating face 14 and the second locating face 15 be parallel to each other, now guide surface 12 and grab 23 are arranged in opposite directions, also namely guide surface 12 and grab 23 are arranged face-to-face, clamping force between rivet 1 and rivet sleeve 2 is diminished, thus be convenient to rivet 1 to extract out from rivet sleeve 2, to realize the quick-detachment to described rivet fastener, and mode of operation is comparatively easy.Adopt the structure of above-mentioned first locating face 14 and the second locating face 15, fast and accurately rivet 1 can be turned to the position being easy to dismantle, thus the removal efficiency between rivet 1 and rivet sleeve 2 can be improved.
By reference to the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; do not departing under the ambit that the utility model aim and claim protect, also can make a lot of form, these all belong within protection of the present utility model.
Claims (10)
1. an easy-to-dismount rivet fastener, comprises rivet (1) and rivet sleeve (2); It is characterized in that: described rivet (1) comprises pin (11), and be opened in the guide surface (12) on described pin (11) outer wall; Described guide surface (12) is positioned at the front end of described pin (11) pressing direction; Described rivet sleeve (2) comprises sleeve (21), the profile groove (22) be opened on described sleeve (21), and projection offers the grab (23) on one end inwall of described profile groove (22) at described sleeve (21); When being pressed into by described rivet (1) in described rivet sleeve (2), described grab (23) can be clamped in the front end of described pin (11) pressing direction.
2. easy-to-dismount rivet fastener according to claim 1, it is characterized in that: described profile groove (22) is in in-line, and described profile groove (22) runs through the sidewall of described sleeve (21) and the axis through described sleeve (21).
3. easy-to-dismount rivet fastener according to claim 1, is characterized in that: described guide surface (12) is provided with two; The axis of two relatively described pins (11) of described guide surface (12) is symmetrical set.
4. easy-to-dismount rivet fastener according to claim 1, is characterized in that: the axis of the relatively described pin (11) of described guide surface (12) is obliquely installed.
5. easy-to-dismount rivet fastener according to claim 1, it is characterized in that: described rivet (1) also comprises and is positioned at the press part (13) of described pin (11) away from one end of described guide surface (12), and is opened in the first locating face (14) on the outer wall of described press part (13); Described sleeve (21) is convexly equipped with auxiliary section (24) away from the outer side wall of the side of described profile groove (22), described auxiliary section (24) offers the second locating face (25).
6. easy-to-dismount rivet fastener according to claim 5, is characterized in that: described first locating face (14) and the projection of described guide surface (12) respectively on the same end face of described pin (11) are parallel to each other.
7. easy-to-dismount rivet fastener according to claim 5, is characterized in that: described first locating face (14) is provided with two; The axis of two relatively described pins (11) of described first locating face (14) is symmetrical set.
8. easy-to-dismount rivet fastener according to claim 5, is characterized in that: described second locating face (25) is provided with two; Two relatively described profile grooves (22) of described second locating face (25) are symmetrical set.
9. the easy-to-dismount rivet fastener according to any one of claim 1 ~ 8, is characterized in that: described rivet (1) also comprises in hemisphere or conical head (15); Described head (15) is positioned at described pin (11) one end near described rivet sleeve (2).
10. easy-to-dismount rivet fastener according to claim 9, is characterized in that: the outer side wall of described head (15) offers annular groove; The inwall of described sleeve (21) is convexly equipped with the fin suitable with described annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520878590.8U CN205136290U (en) | 2015-11-05 | 2015-11-05 | Rivet fastener convenient to dismantle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520878590.8U CN205136290U (en) | 2015-11-05 | 2015-11-05 | Rivet fastener convenient to dismantle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205136290U true CN205136290U (en) | 2016-04-06 |
Family
ID=55622088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520878590.8U Expired - Fee Related CN205136290U (en) | 2015-11-05 | 2015-11-05 | Rivet fastener convenient to dismantle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205136290U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566558A (en) * | 2019-10-09 | 2019-12-13 | 无锡安欣达科技有限公司 | Rivet convenient to dismantle |
-
2015
- 2015-11-05 CN CN201520878590.8U patent/CN205136290U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566558A (en) * | 2019-10-09 | 2019-12-13 | 无锡安欣达科技有限公司 | Rivet convenient to dismantle |
| CN110566558B (en) * | 2019-10-09 | 2024-05-14 | 无锡安欣达科技有限公司 | Rivet convenient to dismantle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |