CN103149985A - Double-layer main board fixing column and system with same - Google Patents
Double-layer main board fixing column and system with same Download PDFInfo
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- CN103149985A CN103149985A CN2011104079748A CN201110407974A CN103149985A CN 103149985 A CN103149985 A CN 103149985A CN 2011104079748 A CN2011104079748 A CN 2011104079748A CN 201110407974 A CN201110407974 A CN 201110407974A CN 103149985 A CN103149985 A CN 103149985A
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Abstract
The invention discloses a double-layer main board fixing column and a system with the same. The double-layer main board fixing column comprises an annular top and a plurality of first elastic legs. The first elastic legs are separately arranged on one side of the annular top. Each first elastic leg comprises an inclined wall and a pressing part. Each inclined wall is formed on one surface, which faces the other first elastic leg, of the corresponding first elastic leg. Each pressing part is formed at one end, which is away from the annular top, of the corresponding first elastic leg. A tapered guide groove is defined by the inclined walls of the first elastic legs, and can be expanded in a support way.
Description
Technical field
The invention relates to a kind of circuit board fixing device, and particularly relevant for the system of a kind of double-deck mainboard fixed leg and application thereof.
Background technology
Along with the progress that science and technology is maked rapid progress, various electronic installations have been popularized in our daily life.The inside of these electronic installations all has circuit board usually with the installing electronic package.In order to protect electronic package, the steadiness of circuit board is particularly important.
Generally speaking, the mainboard of computing machine normally utilizes two kinds of practices fixedly the time.The first practice is to arrange one by surface adhering technical (Surface Mount Technology at lower floor's mainboard, SMT) formed axle sleeve, then utilize screw pass the set through hole of upper strata mainboard and fasten in this axle sleeve, with common fixedly upper strata mainboard and lower floor's mainboard.Yet such mode often has the shortcoming of undercapacity, causes mainboard firmly to fix.
The second practice is all to dig screw at upper strata mainboard and lower floor's mainboard, and the axle sleeve of double end tapping is arranged between the screw of upper and lower layer mainboard, then fixes respectively upper and lower layer mainboard from both sides with two screws.Yet such mode must be used two screws, has improved far and away the burden of cost.
From the above, in existing mainboard technique for fixing, still exist part difficulty and challenge, with to be overcome.
Summary of the invention
In view of this, an aspect of of the present present invention is in the system that a kind of double-deck mainboard fixed leg and application thereof are provided.
A purpose of the present invention is only to fix double-deck mainboard with single screw, and promotes fixing intensity, firmly to fix upper and lower two-layer mainboard.
In order to achieve the above object, according to one embodiment of the present invention, a kind of double-deck mainboard fixed leg comprises a circular top and a plurality of the first elastic foot.These first elastic foots are sides that are arranged at apart from each other circular top.Each first elastic foot comprises an inclined wall and a pressure section.Inclined wall is to be formed at the first elastic foot in the face of a surface of another the first elastic foot.Pressure section is to be formed at the first elastic foot away from an end of circular top.These inclined walls of these the first elastic foots define a gradually-reducing shape guide groove jointly, and this gradually-reducing shape guide groove can be strutted.
In the part embodiment, pressure section can comprise a body, a necking section and compresses hook.One end of necking section is to be connected in body.Compressing hook is the other end that parallel body protrudes from the necking section.
In the part embodiment, each first elastic foot comprises a vertical wall, is connected in inclined wall away from a side of pressure section, and these vertical walls define a tubular guide groove jointly.In the part embodiment, vertical wall is cut and is provided with a screw thread.In the part embodiment, circular top comprises an opening, and it is to be communicated in above-mentioned tubular guide groove.In the part embodiment, double-deck mainboard fixed leg can comprise a top convex wall, is based in the edge of opening of circular top around ground.In the part embodiment, the quantity of the first elastic foot can be two or four.
In the part embodiment, double-deck mainboard fixed leg can comprise a plurality of the second elastic foots, is arranged at apart from each other the circular top opposite side of the first elastic foot dorsad, wherein, each second elastic foot comprises an inclined wall, is formed at the second elastic foot in the face of a surface of another the second elastic foot.
Another aspect of the present invention provides a kind of double-deck mainboard fixed system, and it comprises just like above-described double-deck mainboard fixed leg, a fixture, one first mainboard and one second mainboard.Fixture has a cap body and a cylinder, and cylinder is to be pressed against on the inclined wall of the first elastic foot.The first mainboard has a through hole, and it is that pressure section by the first elastic foot is propped up.The second mainboard is to clip between cap body and circular top.
Another aspect of the present invention provides a kind of double-deck mainboard fixed system, and it comprises just like above-described double-deck mainboard fixed leg, a fixture, one first mainboard and one second mainboard.Fixture has a cap body, hat body and a cylinder, and cylinder is to be pressed against on the inclined wall of the first elastic foot, and the cap body is to be pressed on those second elastic foots, and the hat body is to be pressed against on the inclined wall of the second elastic foot.The first mainboard has a through hole, and it is that pressure section by the first elastic foot is propped up.The second mainboard is to clip between the second elastic foot and circular top.
By above technological means, the user can insert fixture in the gradually-reducing shape guide groove, and forces on inclined wall, so that the gradually-reducing shape guide groove is outwards strutted, thereby drives the through hole that pressure section removes to prop up the first mainboard.The second mainboard can be clipped on circular top by cap body or second elastic foot of fixture.Whereby, embodiments of the present invention can fix two mainboards by single fixture.In addition, by the application of force of fixture to inclined wall, pressure section can be tight against the first mainboard, therefore can realize firm fixing effect.
The above be only illustrate purpose of the present invention, reach this purpose technological means, with and the effect that produced etc., introduce in detail in the embodiment that detail of the present invention will be below and relevant drawings.
Description of drawings
For above and other objects of the present invention, feature, advantage and embodiment can be become apparent, appended the description of the drawings is as follows:
Fig. 1 illustrates the stereographic map according to the double-deck mainboard fixed leg shown in one embodiment of the present invention;
Fig. 2 illustrates the sectional view of double-deck mainboard fixed system of the double-deck mainboard fixed leg of application drawing 1;
Fig. 3 illustrates the part sectioned view of pressure section shown in Figure 2;
Fig. 4 illustrates the section operation chart of the double-deck mainboard fixed system of Fig. 2;
Fig. 5 illustrates the stereographic map according to the double-deck mainboard fixed leg of another embodiment of the present invention;
Fig. 6 illustrates the stereographic map according to the double-deck mainboard fixed leg of the another embodiment of the present invention;
Fig. 7 illustrates the stereographic map of the double-deck mainboard fixed leg of an embodiment again according to the present invention;
Fig. 8 illustrates the part sectioned view of the second elastic foot of Fig. 7;
Fig. 9 illustrates the side view of double-deck mainboard fixed system of the double-deck mainboard fixed leg of application drawing 7.
[primary clustering symbol description]
100: double-deck mainboard fixed leg
120: circular top
130: the top convex wall
140a: the first elastic foot
140b: the first elastic foot
142a: inclined wall
142b: inclined wall
144a: pressure section
144b: pressure section
146a: vertical wall
146b: vertical wall
150a: the second elastic foot
150b: the second elastic foot
152a: inclined wall
152b: inclined wall
160: the gradually-reducing shape guide groove
170a: compress hook
172a: necking section
174a: body
176a: surface
180: the tubular guide groove
190: opening
200: fixture
202: the cap body
204: cylinder
206: the hat body
300: the first mainboards
302: through hole
400: the second mainboards
Embodiment
Below will disclose a plurality of embodiment of the present invention with accompanying drawing, as clearly stated, the details on many practices will be explained in the following description.Yet, should be appreciated that, the details on these practices does not use to limit the present invention.In other words, in part embodiment of the present invention, these details are non-essential.In addition, for the purpose of simplifying accompanying drawing, some known habitual structures and assembly will illustrate in the mode of simple signal in the accompanying drawings.
Fig. 1 illustrates the stereographic map according to the double-deck mainboard fixed leg shown in one embodiment of the present invention.Fig. 2 illustrates the sectional view of double-deck mainboard fixed system of the double-deck mainboard fixed leg of application drawing 1.As shown in the figure, a kind of double-deck mainboard fixed leg 100 comprises a circular top 120, one first elastic foot 140a and another first elastic foot 140b.The first elastic foot 140a and the first elastic foot 140b are sides that is arranged at apart from each other circular top 120.The first elastic foot 140a comprises an inclined wall 142a and a pressure section 144a.The first elastic foot 140b comprises an inclined wall 142b and a pressure section 144b.Inclined wall 142a is formed at the first elastic foot 140a in the face of the surface of the first elastic foot 140b, and inclined wall 142b is formed at the first elastic foot 140b in the face of the surface of the first elastic foot 140a.Pressure section 144a is formed at the first elastic foot 140a away from an end of circular top 120, and pressure section 144b is formed at the first elastic foot 140b away from an end of circular top 120.The inclined wall 142a of the first elastic foot 140a and 140b and 142b define a gradually-reducing shape guide groove 160 jointly, and this gradually-reducing shape guide groove 160 can be strutted.
As shown in Figure 2, double-deck mainboard fixed system can comprise a fixture 200, one first mainboard 300 and one second mainboard 400.Fixture 200 has a cap body 202 and a cylinder 204, and cylinder 204 can be pressed against on inclined wall 142a and inclined wall 142b.The first mainboard 300 has a through hole 302, and it can be propped up by pressure section 144a and 144b.The second mainboard 400 can clip between cap body 202 and circular top 120.
By above technological means, the user can insert fixture 200 in gradually-reducing shape guide groove 160, and force on inclined wall 142a and 142b, so that gradually-reducing shape guide groove 160 is outwards strutted, thereby drive the through hole 302 that pressure section 144a and 144b remove to prop up the first mainboard 300.The second mainboard 400 can be clipped on circular top 120 by the cap body 202 of fixture 200.Whereby, embodiments of the present invention can fix the first mainboard 300 and the second mainboard 400 by single fixture 200.In addition, by the application of force of 200 couples of inclined wall 142a of fixture and 142b, pressure section 144a and 144b can be tight against the through hole 302 of the first mainboard 300, therefore can realize firm fixing effect.
Fig. 3 illustrates the part sectioned view of pressure section shown in Figure 2.This figure be with pressure section 144a as illustration, and pressure section 144b can be modeled as relative shape, therefore for for the purpose of simplifying accompanying drawing, will only do explanation with pressure section 144a.As shown in the figure, pressure section 144a comprises one and compresses hook 170a, a necking section 172a and a body 174a.The end of necking section 172a is to be connected in body 174a.Compressing hook 170a is the other end that parallel body 174a protrudes from necking section 172a.Whereby, pressure section 144a can prop up jointly by the surperficial 176a that compresses hook 170a and body 174a and necking section 172a the through hole 302 of the first mainboard 300.Particularly, the spacing that compresses hook 170a and body 174a can equal the thickness of the first mainboard 300, in order to compress hook 170a and body 174a compresses the first mainboard 300 jointly.
Please later consult Fig. 2, in the part embodiment, the first elastic foot 140a comprises vertical wall 146a, and it is to be connected in inclined wall 142a away from the side of pressure section 144a.Similarly, the first elastic foot 140b comprises vertical wall 146b, and it is to be connected in inclined wall 142b away from the side of pressure section 144b.Vertical wall 146a and 146b define a tubular guide groove 180 jointly.For example, the size of tubular guide groove 180 and shape can match with fixture 200, in order to fixture 200 fasten into.Above-mentioned vertical wall 146a and 146b refer to by profile view for straight line, and by fixture 200 sight, it can be curved, in order to formation tubular guide groove 180.
In the part embodiment, vertical wall 146a and 146b all cut and are provided with a screw thread.For example, vertical wall 146a and 146b can be provided with male thread.In addition, the surface of the cylinder 204 of fixture 200 can be provided with box thread, and both can corresponding mesh, and fasten in tubular guide groove 180 in order to fixture 200.
In the part embodiment, circular top 120 comprises an opening 190, is communicated in tubular guide groove 180, for fixture 200 fasten into.For example, the size of opening 190 can equate with tubular guide groove 180.
Fig. 4 illustrates the section operation chart of the double-deck mainboard fixed system of Fig. 2.As shown in the figure, fixture 200 can be fastened in tubular guide groove 180 (ask and consult Fig. 2), makes fixture 200 be pressed against on inclined wall 142a and 142b.Because fixture 200 can apply pressure to inclined wall 142a and 142b upper (as shown in the arrow of fixture 200 belows), and inclined wall 142a and 142b can be because the elasticity of itself outwards move, make gradually-reducing shape guide groove 160 (ask and consult Fig. 2) expand outwardly, that is to the expansion of relative both sides.Whereby, can drive pressure section 144a and 144b outwards moves, that is to two side shiftings (as shown in the arrow of pressure section 144a in Fig. 4 and 144b side), make pressure section 144a and 144b prop up the through hole 302 of the first mainboard 300, thereby fix the first mainboard 300.
When fixture 200 was fixed in tubular guide groove 180, the second mainboard 400 was to clip between cap body 202 and circular top 120.In other words, cap body 202 is to suppress on the second mainboard 400, and further forces the second mainboard 400 to be fixed between cap body 202 and circular top 120, thereby fixes the second mainboard 400.Whereby, embodiments of the present invention only need use single fixture 200 can fix the first mainboard 300 and the second mainboard 400.
Fig. 5 illustrates the stereographic map according to the double-deck mainboard fixed leg of another embodiment of the present invention.This figure is that with the maximum difference of the embodiment of Fig. 1 the double-deck mainboard fixed leg 100 of present embodiment comprises four the first elastic foot 140a, 140b, 140c and 140d, and Fig. 1 comprises two first elastic foot 140a and 140b.In present embodiment, the first elastic foot 140a, 140b, 140c and 140d are arranged at a side of circular top 120 apart from each other.Should be noted, Fig. 1 and the first elastic foot quantity shown in Figure 5 are only in order to explaining, and unrestricted the present invention.Relatively, embodiments of the present invention can adopt odd number or even number the first elastic foot to realize the function of fixing, and for example 2,3,4...N etc., wherein N is natural number.
Fig. 6 illustrates the stereographic map according to the double-deck mainboard fixed leg of the another embodiment of the present invention.As shown in the figure, double-deck mainboard fixed leg 100 can comprise a top convex wall 130, and it is to be based in the edge of the opening of circular top 120 around ground, so as to reaching the function of location.
Fig. 7 illustrates the stereographic map of the double-deck mainboard fixed leg of an embodiment again according to the present invention.As shown in the figure, double-deck mainboard fixed leg 100 can comprise two second elastic foot 150a and 150b, is arranged at apart from each other circular top 120 opposite side of the first elastic foot 140a and 140b dorsad.For example, the upside of circular top 120 can arrange the second elastic foot 150a and 150b, and the downside of circular top 120 can arrange the first elastic foot 140a and 140b.The first elastic foot 140a and the 140b of present embodiment are as shown in Figure 2, therefore do not repeat to give unnecessary details at this.
Fig. 8 illustrates the part sectioned view of the second elastic foot of Fig. 7.As shown in the figure, the second elastic foot 150a comprises an inclined wall 152a, and it is to be formed at the second elastic foot 150a in the face of the surface of the second elastic foot 150b.Similarly, the second elastic foot 150b comprises an inclined wall 152b, and it is to be formed at the second elastic foot 150b in the face of the surface of the second elastic foot 150a.Fixture 200 comprises a cap body 202, a cylinder 204, reaches a hat body 206.When the guide groove in the middle of fixture 200 insertion the second elastic foot 150a and 150b, hat body 206 is to be pressed against on inclined wall 152a and 152b, it is strutted to both sides respectively, make the second elastic foot 150a and 150b respectively to two side shiftings, to prop up the second mainboard 400 (not being shown in this figure).Cylinder 204 is to insert in tubular guide groove 180 by opening 190, and is pressed against inclined wall 142a and the 142b upper (as shown in Figure 4) of the first elastic foot 140a and 140b.Cap body 202 is to be pressed on the second elastic foot 150a and 150b.
Fig. 9 illustrates the side view of double-deck mainboard fixed system of the double-deck mainboard fixed leg of application drawing 7.As shown in the figure, present embodiment comprises pair of lamina mainboard fixed leg 100, a fixture 200, one first mainboard 300 and one second mainboard 400.Fixture 200 has a cap body 202 and a cylinder 204, and cylinder 204 is to be pressed against on inclined wall 142a and 142b (ask and consult Fig. 2), and cap body 202 is to be placed on the second elastic foot 150a and 150b.The first mainboard 300 has a through hole 302 (ask and consult Fig. 2), and it is propped up by pressure section 144a and 144b.The second mainboard 400 is to clip between the second elastic foot 150a and 150b and circular top 120.Whereby, the first mainboard 300 and the second mainboard 400 can firmly be fixed.In addition, the second elastic foot 150a and 150b and pressure section 144a and 144b can realize the function of double end location.For example, other mainboard can utilize the pressure section 144a that protrudes from the first mainboard 300 and 144b as anchor point, also can utilize the second elastic foot 150a of protruding from the second mainboard 400 and 150b as anchor point.
In the part embodiment, the first elastic foot 140a and 140b and the second elastic foot 150a and 150b can be made by tool resilient materials such as rubber or metals.
In the part embodiment, fixture 200 can be (comprise, but be not limited to) screw or a bolt.
Although the present invention discloses as above with embodiment; so it is not to limit the present invention; anyly be familiar with this skill person; without departing from the spirit and scope of the present invention; when can be used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking the scope that appending claims defines.
Claims (8)
1. a double-deck mainboard fixed leg, is characterized in that, it comprises:
One circular top has an opening; And
A plurality of the first elastic foots are arranged at a side of this circular top apart from each other, and each those first elastic foot comprises:
One inclined wall is formed at each those first elastic foot in the face of a surface of another those the first elastic foot; And
One pressure section is formed at each those first elastic foot away from an end of this circular top;
Wherein, those inclined walls of those the first elastic foots define a gradually-reducing shape guide groove jointly.
2. double-deck mainboard fixed leg according to claim 1, is characterized in that, this pressure section comprises:
One body;
One necking section, an end are to be connected in this body; And
One compresses hook, and parallel this body protrudes from the other end of this necking section.
3. double-deck mainboard fixed leg according to claim 1, it is characterized in that, each those first elastic foot comprises a vertical wall, is connected in this inclined wall away from a side of this pressure section, the vertical wall of those of those the first elastic foots defines a tubular guide groove jointly, is communicated in this opening.
4. double-deck mainboard fixed leg according to claim 3, is characterized in that, each those vertical wall is cut and is provided with a screw thread.
5. double-deck mainboard fixed leg according to claim 4, is characterized in that, also comprises a top convex wall, is based in the edge of this opening of this circular top around ground.
6. double-deck mainboard fixed leg according to claim 1, it is characterized in that, also comprise a plurality of the second elastic foots, be arranged at apart from each other this circular top opposite side of those the first elastic foots dorsad, each those second elastic foot comprises an inclined wall, is formed at each those second elastic foot in the face of a surface of another those the second elastic foot.
7. a double-deck mainboard fixed system, is characterized in that, it comprises:
Double-deck mainboard fixed leg as claimed in claim 6;
One fixture comprises:
One cap body is pressed on those second elastic foots;
One hat body is pressed against on those inclined walls of those the second elastic foots; And
One cylinder is pressed against on those inclined walls of those the first elastic foots;
One first mainboard has a through hole, and this through hole is propped up by those pressure sections; And
One second mainboard clips between those the second elastic foots and this circular top.
8. a double-deck mainboard fixed system, is characterized in that, it comprises:
Double-deck mainboard fixed leg as described in any one in claim 1 to 5;
One fixture has a cap body and a cylinder, and this cylinder is to be pressed against on those inclined walls;
One first mainboard has a through hole, and this through hole is propped up by those pressure sections; And
One second mainboard clips between this cap body and this circular top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104079748A CN103149985A (en) | 2011-12-06 | 2011-12-06 | Double-layer main board fixing column and system with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104079748A CN103149985A (en) | 2011-12-06 | 2011-12-06 | Double-layer main board fixing column and system with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103149985A true CN103149985A (en) | 2013-06-12 |
Family
ID=48548121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104079748A Pending CN103149985A (en) | 2011-12-06 | 2011-12-06 | Double-layer main board fixing column and system with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103149985A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW568196U (en) * | 2001-11-15 | 2003-12-21 | Nifco Inc | Clip for joining plate members |
| TWM337640U (en) * | 2008-03-03 | 2008-08-01 | Pingood Entpr Co Ltd | A fixing hitch |
| TWI317783B (en) * | 2006-06-26 | 2009-12-01 | Nifco Inc | Fastening construction using a clip |
| TWI331006B (en) * | 2007-07-09 | 2010-09-21 | Inventec Corp | Standoff assembly |
| CN201696416U (en) * | 2010-03-10 | 2011-01-05 | 苏州工业园区新凯精密五金有限公司 | Locating support blocking column |
-
2011
- 2011-12-06 CN CN2011104079748A patent/CN103149985A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW568196U (en) * | 2001-11-15 | 2003-12-21 | Nifco Inc | Clip for joining plate members |
| TWI317783B (en) * | 2006-06-26 | 2009-12-01 | Nifco Inc | Fastening construction using a clip |
| TWI331006B (en) * | 2007-07-09 | 2010-09-21 | Inventec Corp | Standoff assembly |
| TWM337640U (en) * | 2008-03-03 | 2008-08-01 | Pingood Entpr Co Ltd | A fixing hitch |
| CN201696416U (en) * | 2010-03-10 | 2011-01-05 | 苏州工业园区新凯精密五金有限公司 | Locating support blocking column |
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Application publication date: 20130612 |