CN201810626U

CN201810626U - Bifurcated rivet structure

Info

Publication number: CN201810626U
Application number: CN2010205487092U
Authority: CN
Inventors: 洪英丰
Original assignee: YUCHANG HARDWARE TOOLS CO Ltd
Current assignee: YUCHANG HARDWARE TOOLS CO Ltd; Yeun Chang Hardware Tool Co Ltd
Priority date: 2010-09-28
Filing date: 2010-09-28
Publication date: 2011-04-27
Anticipated expiration: 2020-09-28

Abstract

The utility model discloses a bifurcated rivet structure. The structure comprises a first rivet body, a second rivet body and a washer, wherein the upper ends of the first rivet body and the second rivet body are provided with an expanded knocking end respectively, and the lower ends of the first rivet body and the second rivet body are provided with a conical tip respectively; the inner side of an upper section at the periphery of the first rivet body is provided with a tangent plane which is parallel to the axial direction of the first rivet body, and the second rivet body is made of a half-cut metal bar, so that the second rivet body can be combined with the first rivet body on the tangent plane; a protruding part is connected below the tangent plane of the first rivet body through an externally expanded inclined plane and is provided with a plurality of spiral grooves; and the outer side of the second rivet body opposite to the tangent plane is horizontally provided with a plurality of cut grooves.

Description

The bifurcated rivet structure

Technical field

The utility model relates to " bifurcated rivet structure ", refers to that especially a kind of to hammer into the back expansible, so that fixing to be provided, with the bifurcated rivet structure of the usefulness that prevents to get loose automatically after the load-carrying.

Background technique

After article are fixed on the wall, for preventing that it from coming off, usually all can use setscrew is that gecko fixes, but because general setscrew is formed many, the complex process of member, so that the manufacture cost height, price is relatively costly, so will not be very economical in the use, and, also may expand problems such as screw can't fix really if this setscrew will be used on frangible gypsum board class or the light steel compartment material classes such as light body foam, anti-guncotton, allow the use meeting of setscrew extremely limit.

In view of this, then there is the dealer to develop a kind of bifurcated rivet structure, its structural form as shown in Figure 6, it includes: two nail bodies 30,300 and one washer 40, wherein, nail body 30,300 are made by the metal bar that partly cuts open, so that two nail bodies 30,300 can synthesize a complete nail relatively, and this two nails body 30,300 upper ends all establish be expansion knock the end 31, the lower end becomes the tip 32 of taper, and the plane of a nail body 300 inboards then utilizes the technology of processing as welding more therein, and is formed with a salient point 33, when in use, washer 40 promptly is set in this two nail body 30 after involutory, 300 peripheries are when two nail bodies 30,300 when being hammered in regular turn, can utilize salient point 33 to be resisted against on another nail body 30, and, hammer into the back jag and can reach with its extrapolation, the function that fixes.

So, aforesaid existing structure still has following problem points in actual applications: its utilize single salient point 33 against, the jag effect will be remarkable inadequately, and when two nail bodies 30,300 when hammering into, just having only on one side can jag, so the fixing ability is still disliked deficiency slightly.

So, how to research and develop improvement at the existing shortcoming of above-mentioned existing bifurcated rivet structure, real target for the required effort research and development of relevant industry, inventor of the present utility model in view of this, be to think and the idea of creation, satisfy with for many years experience and designed, through inquiring into and study sampling test in many ways, and repeatedly revise improvement, be to release the utility model.

The model utility content

The technical problem point that desire solves:

Existing bifurcated rivet can only monolateral jag, and this is the technical problem point that desire solves.

The technical characterstic of dealing with problems:

The utility model provides a kind of bifurcated rivet structure, it includes: one first nail body, one second a nail body and a washer, wherein, the first nail body and second nail end are on one's body all established the end that knocks that is expansion, the lower end becomes the tip of taper, the inboard also system of the first nail body periphery epimere is provided with parallel its axial tangent plane, the second nail body is then made by the metal bar that partly cuts open, so that the second nail body can become involutory with the first nail figure at the tangent plane place, the first nail body tangent plane down is equipped with a bump with an inclined-plane that extends out again, bump is provided with a plurality of spiral chutes, on the relative outside of second nail body and tangent plane then level be provided with a plurality of profile grooves, utilize the setting of these profile grooves, military order first nail body and the second nail body have easier stressed and outer characteristic of being out of shape.

Effect against existing technologies:

The utility model provides the bifurcated rivet structure, pass through said structure, washer is set in two first after involutory, two nail body peripheries, make first, can produce preliminary constraint between two nail bodies, when the first nail body hammers into earlier, the second nail body is again by touching when tangent plane also then hammers into, this second nail body can be along the inclined-plane outward guiding, and produce mutual repulsion with the first nail body, make first, two nail bodies can produce bending deflection gradually outward in the process of repulsion, cooperate bump on a large scale against typing again, military order first, two nail bodies all can be finished jag outward, utilize this bilateral jag, and military order fixes can be more certain.Utilizing the setting of profile groove of the present utility model, military order first nail body and the second nail body have easier stressed and outer characteristic of being out of shape.The first nail body of the present utility model can bilateral jag with the second nail body, so the fixing ability can not only obtain effective lifting, more can provide gradually repulsion because of the inclined-plane, and make the jag effect quite remarkable.

Description of drawings

Fig. 1: be three-dimensional combination figure of the present utility model;

Fig. 2: be three-dimensional exploded view of the present utility model;

Fig. 3: be the action schematic representation one that hammers into of the present utility model;

Fig. 4: be the action schematic representation two that hammers into of the present utility model;

Fig. 5: hammer into the phase diagram of first and second nail body phase jag of back for the utility model fully;

Fig. 6: be the three-dimensional exploded view of existing structure.

[primary component symbol description]

The utility model part:

The first nail body--10 second nail body---100

----11 tips-----12 of knocking end

Tangent plane----13 inclined-planes-----14

Bump----15 profile grooves-----16

Washer-----20

Existing part:

Nail body----30 nail bodies-----300

----31 tips-----32 of knocking end

Salient point-----33

Washer-----40

Embodiment

Understand and understanding for having the purpose of this utility model, feature and effect further, below please cooperate [brief description of drawingsfig] to enumerate embodiment now, detailed description is as the back:

At first, please see it earlier by Figure 1 and Figure 2, it includes: one first nail body 10, one second a nail body 100 and a washer 20, wherein, the first nail body 10 and second nail body 100 upper ends are all established and are knocking of expansion and hold 11, the lower end becomes the tip 12 of taper, the inboard also system of the first nail body, 10 periphery epimeres is provided with parallel its axial tangent plane 13, second 100 of the bodies of nail are made by the metal bar that partly cuts open, so that the second nail body 100 can form involutory at tangent plane 13 places and the first nail body 10, the first nail body, 10 tangent planes 13 down are equipped with a bump 15 with an inclined-plane that extends out 14 again, on the bump 15 and be provided with a plurality of spiral chutes, on the relative outside of second nail body 100 and tangent plane 13 then level be provided with a plurality of profile grooves 16, utilize the setting of these profile grooves 16, the military order first nail body 10 and the second nail body 100 have easier stressed and outer characteristic of being out of shape.

Continuous please by Fig. 3 continuously collocation to sight shown in Figure 5 it, during its actual use, washer 20 is set in two first after involutory, two nail bodies 10,100 peripheries, make first, two nail bodies 10,100 can produce preliminary constraint, when the first nail body 10 hammers into earlier, the second nail body 100 is again by touching when tangent plane 13 also then hammers into, this second nail body 100 can be along the inclined-plane 14 outward guidings, and produce mutual repulsion with the first nail body 10, but because the first nail body 10 and the second nail body, 100 epimeres are by washer 20 limit of enclosing, so this repulsion phenomenon only can occur in first, two nail bodies 10,100 hypomeres, make first, two nail bodies 10,100 can be in the process of repulsion, produce bending deflection gradually outward, cooperate bump 15 on a large scale against typing again, with first, two nail bodies 10, the setting of a plurality of profile grooves 16 in 100 outsides, military order first, two nail bodies 10,100 all can finish jag outward, utilize this bilateral jag, military order fixes can be more certain, the first nail body 10 and the second nail body 100 can be with aluminium again, zinc, copper, iron, various metal materials such as galvanized iron are made, this aluminium, the bifurcated rivet of zinc is applicable to light steel Combined partition, gypsum board, foam, anti-guncotton, noise barrier, lightweight and frangible and so on, copper bifurcated rivet is applicable to the wood furniture of trimming decoration, decorate, the bifurcated rivet of irony is applicable to indoor trimming of thin iron class Combined partition wall and decoration, the bifurcated rivet of galvanized iron material then can be applicable to outdoor trimming decoration, utilize the difference on this material, the use of military order bifurcated rivet can be more comprehensively, and not only office in minimum part.

Structure by above-mentioned specific embodiment, can obtain following benefit: its first nail body 10 and second is followed closely body 100 can bilateral jag, so the fixing ability can not only obtain effective lifting,, and make the jag effect can be quite remarkable more because inclined-plane 14 can provide repulsion gradually.

In sum, the utility model has reached breakthrough structural design really, and has the author content of improvement, can reach simultaneously usability and progressive on the industry again, and the utility model does not see any publication, also have a novelty, the regulation when meeting the relevant law of Patent Law proposes novel patent application in accordance with the law.

The above only is a preferred embodiment of the present utility model, when can not with the scope implemented of qualification the utility model; Promptly the equalization of being done according to the utility model claim generally changes and modifies, and all should still belong in the scope that the utility model patent contains.

Claims

1. bifurcated rivet structure, it includes: one first nail body, one second a nail body and a washer, wherein, the first nail body is held on one's body with second nail and is all established the end that knocks that is expansion, and the lower end becomes the tip of taper, it is characterized in that:

The inboard system of the first nail body periphery epimere is provided with parallel its axial tangent plane, the second nail body is then made by the metal bar that partly cuts open, so that the second nail body can become involutory with the first nail figure at the tangent plane place, the first nail body tangent plane down is equipped with a bump with an inclined-plane that extends out again.

2. bifurcated rivet structure according to claim 1 is characterized in that described bump is provided with a plurality of spiral chutes.

3. bifurcated rivet structure according to claim 1 is characterized in that, level is provided with a plurality of profile grooves on the relative outside of described second nail body and tangent plane.

4. bifurcated rivet structure according to claim 1 is characterized in that, the described first nail body and the second nail body are made with aluminium, zinc, copper, iron or galvanized iron metal material.