CN204729459U - There is the pivot structure of two guide rails - Google Patents
There is the pivot structure of two guide rails Download PDFInfo
- Publication number
- CN204729459U CN204729459U CN201520303138.9U CN201520303138U CN204729459U CN 204729459 U CN204729459 U CN 204729459U CN 201520303138 U CN201520303138 U CN 201520303138U CN 204729459 U CN204729459 U CN 204729459U
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- CN
- China
- Prior art keywords
- guide rails
- rotating shaft
- intermediate section
- section
- pivot
- Prior art date
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- Expired - Fee Related
Links
- 230000008878 coupling Effects 0.000 claims abstract description 35
- 238000010168 coupling process Methods 0.000 claims abstract description 35
- 238000005859 coupling reaction Methods 0.000 claims abstract description 35
- 125000006850 spacer group Chemical group 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a kind of pivot structure with two guide rails, and this pivot structure comprises one first rotating shaft, one second rotating shaft and a coupling component, and the first rotating shaft has one first intermediate section, and the first intermediate section is provided with 2 first guide rails of arranged in parallel; Second rotating shaft is arranged on the side of the first rotating shaft, and the second rotating shaft has one second intermediate section, and the second intermediate section is provided with 2 second guide rails of arranged in parallel; Corresponding first rotating shaft of coupling component and the second rotating shaft configure, and coupling component side has 2 first protuberances, and opposite side has 2 second protuberances, and 2 first protuberances are rabbeted and slided on 2 first guide rails, and 2 second protuberances are rabbeted and slided on 2 second guide rails.By this, the first rotating shaft and the second rotating shaft can stably be rotated relative to coupling component.
Description
Technical field
The utility model relates to a kind of pivot structure, particularly relates to a kind of pivot structure with two guide rails.
Background technique
The electronic products such as mobile phone, notebook computer, PDA, need the pivot that reciprocally rotates or rotating shaft to arrange in pairs or groups use more.Therefore, there is a kind of double-shaft type pivot structure on the market, with the effect providing electronic product to make twin axle reciprocating rotation, keyboard base can be rotated relative to pivot structure respectively with display screen; What is more, effect of keyboard base and display screen energy 360 ° of reciprocating rotations is reached.
Please refer to shown in Fig. 1, it is traditional double shaft type pivot structure, it mainly comprises one first fixing-assembly a1, one second fixing-assembly a2, one first rotating shaft a3 and one second rotating shaft a4, first rotating shaft a3 is articulated in the first fixing-assembly a1 and can rotates relative to the first fixing-assembly a1, second rotating shaft a4 is articulated in the second fixing-assembly a2 and can rotates relative to the second fixing-assembly a2, by the first rotating shaft a3 and keyboard base affixed, second rotating shaft a4 and display screen affixed, keyboard base can be rotated relative to the first fixing-assembly a1 and the second fixing-assembly a2 with display screen.
But, above-mentioned double-shaft type pivot structure has following shortcoming, one, first rotating shaft a3 and the first fixing-assembly a1, the second rotating shaft a4 and the second fixing-assembly a2 guide chase a5 with one respectively and a projection a6 reaches pivot joint effect, but above unstable situations such as shaking and rock occurs because single guiding chase a5 and single projection a6 easily causes to rotate; The composition element of its two, first fixing-assembly a1 and the second fixing-assembly a2 is various and complicated, causes double-shaft type pivot structure to produce assembling not easily and the problem such as cost is higher.
Model utility content
An object of the present utility model, be to provide a kind of pivot structure with two guide rails, it utilizes the first rotating shaft, the second rotating shaft and coupling component mutually rabbet with two guide rails and two protuberances and slide respectively, first rotating shaft and the second rotating shaft are stably rotated relative to coupling component, and then when avoiding pivot structure to rotate, unstable situations such as shaking and rock occurs.
For reaching above-mentioned purpose, the utility model provides a kind of pivot structure with two guide rails, and it comprises:
One first rotating shaft, has one first intermediate section, and this first intermediate section is provided with 2 first guide rails of arranged in parallel;
One second rotating shaft, is arranged on the side of this first rotating shaft, and this second rotating shaft has one second intermediate section, and this second intermediate section is provided with 2 second guide rails of arranged in parallel; And
One coupling component, to should the first rotating shaft and this second rotating shaft configure, this coupling component side has 2 first protuberances, opposite side has 2 second protuberances, this 2 first protuberance is rabbeted and is slided on this 2 first guide rails, this 2 second protuberance is rabbeted and is slided on this 2 second guide rails, and makes this first rotating shaft and this second rotating shaft can rotate relative to this coupling component.
The above-mentioned pivot structure with two guide rails, wherein this coupling component is a spacer block, and this spacer block is sandwiched between this first intermediate section and this second intermediate section.
The above-mentioned pivot structure with two guide rails, wherein this spacer block side is provided with 2 first holes, opposite side is provided with 2 second holes, each this first protuberance comprises the one first outstanding element being solidly plugged in this first hole, and each this second protuberance comprises the one second outstanding element being solidly plugged in this second hole.
The above-mentioned pivot structure with two guide rails, wherein respectively this first outstanding element and each this second outstanding element are respectively a steel ball.
The above-mentioned pivot structure with two guide rails, wherein the both sides of this spacer block have two inner concave arc surfaces of this first intermediate section of form fit and this second intermediate section, this 2 first protuberance is formed on this inner concave arc surface of one, and this 2 second protuberance is formed on another this inner concave arc surface.
The above-mentioned pivot structure with two guide rails, wherein each this first guide rails includes one first helical groove laid along these the first intermediate section outer periphery, this 2 first protuberance is rabbeted and is slided on this 2 first helical groove, each this second guide rails includes one second helical groove laid along these the second intermediate section outer periphery, and this 2 second protuberance is rabbeted and slided on this 2 second helical groove.
The above-mentioned pivot structure with two guide rails, wherein the orbital direction of this 2 first guide rails is in configuring in the same way, the orbital direction of this 2 second guide rails is in configuring in the same way, and respectively this first guide rails is reverse configuration with the orbital direction of each this second guide rails.
The above-mentioned pivot structure with two guide rails, wherein more comprise a pivot and turn round assembly and two nuts, this first rotating shaft is extended with one first affixed section and one first pivot joint section from these the first intermediate section two ends, the outside peripheral dimension of this first intermediate section is greater than the outside peripheral dimension of this first pivot joint section, this second rotating shaft is extended with one second affixed section and one second pivot joint section from these the second intermediate section two ends, the outside peripheral dimension of this second intermediate section is greater than the outside peripheral dimension of this second pivot joint section, this pivot is turned round assembly and is socketed on this first pivot joint section and this second pivot joint section, this two nut is bolted in the end of this first pivot joint section and this second pivot joint section respectively, this pivot is turned round assembly and is pulled at this first intermediate section by folder, between this second intermediate section and this two nut.
The above-mentioned pivot structure with two guide rails, wherein this pivot turns round multiple compression springs that assembly includes multiple fixed plates of interval configuration, multiple rotor and is set up in parallel.
The above-mentioned pivot structure with two guide rails, wherein more comprise a S shape stop tab and a fixing rod, this first intermediate section is provided with one first annular ditch between this first affixed section and this first guide rails, this second intermediate section is provided with one second annular ditch between this second affixed section and this second guide rails, this coupling component is provided with pass through aperture, this pivot is turned round assembly and is included multiple fixed plate, each this fixed plate is provided with one first non-circular hole, this S shape stop tab has flat section always, this straight flat section be provided with one second non-circular hole and two ends be extended with respectively anti-in the same way and the one first C-shaped sheet bent inwards and one second C-shaped sheet, this the first C-shaped sheet is sheathed and be limited in this first annular ditch, this the second C-shaped sheet is sheathed and be limited in this second guide rails, these fixing rod two ends are extended with two non-circular posts, this fixing rod is arranged in this penetration hole, this non-circular post of one fastens in this first non-circular hole, another this non-circular post fastens in this second non-circular hole.
The utility model also has following effect:
Coupling component is be sandwiched between the spacer block between the first intermediate section and the second intermediate section, the first rotating shaft and the second rotating shaft is allowed to rotate relative to spacer block, the utility model pivot structure is made only to utilize the element of spacer block, the first rotating shaft and the second rotating shaft, effect that the first rotating shaft and the second rotating shaft can be rotated relative to coupling component can be reached, have that assembly element simplifies to reach pivot structure, ease of assembly and cost-effective feature.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Accompanying drawing explanation
The three-dimensional combination figure of the existing pivot structure of Fig. 1;
The three-dimensional exploded view of Fig. 2 the utility model pivot structure;
The three-dimensional combination figure of Fig. 3 the utility model pivot structure;
The using state schematic diagram of Fig. 4 the utility model pivot structure;
Another three-dimensional combination figure of Fig. 5 the utility model pivot structure;
Another using state schematic diagram of Fig. 6 the utility model pivot structure;
The another using state schematic diagram of Fig. 7 the utility model pivot structure.
Wherein, reference character
A1 ... first fixing-assembly
A2 ... second fixing-assembly
A3 ... first rotating shaft
A4 ... second rotating shaft
A5 ... guiding chase
A6 ... projection
10 ... pivot structure
1 ... first rotating shaft
11 ... first intermediate section
111 ... first guide rails
112 ... first helical groove
113 ... first annular ditch
12 ... first affixed section
13 ... first pivot joint section
2 ... second rotating shaft
21 ... second intermediate section
211 ... second guide rails
212 ... second helical groove
213 ... second annular ditch
22 ... second affixed section
23 ... second pivot joint section
3 ... coupling component
31 ... first protuberance
32 ... second protuberance
33 ... spacer block
331 ... first hole
332 ... second hole
333 ... first outstanding element
334 ... second outstanding element
335 ... inner concave arc surface
34 ... penetration hole
4 ... pivot turns round assembly
41 ... fixed plate
411 ... first non-circular hole
42 ... rotor
43 ... compression spring
5 ... nut
6 ... S shape stop tab
61 ... straight flat section
611 ... second non-circular hole
62 ... first C-shaped sheet
63 ... second C-shaped sheet
7 ... fixing rod
71 ... non-circular post
100 ... axle sleeve
200 ... first driving piece
300 ... second driving piece
Embodiment
Relevant detailed description of the present utility model and technology contents, be described as follows cooperation accompanying drawing, but appended accompanying drawing is only as illustrative purposes, not for limiting to the utility model.
Please refer to shown in Fig. 2 to Fig. 7, the utility model provides a kind of pivot structure with two guide rails, and this pivot structure 10 mainly comprises one first rotating shaft 1,1 second rotating shaft 2 and a coupling component 3.
First rotating shaft 1 has one first intermediate section 11, first intermediate section 11 is provided with 2 first guide rails 111 of arranged in parallel, each first guide rails 111 includes one first helical groove 112 laid along the first intermediate section 11 outer periphery, first rotating shaft 1 is extended with one first affixed section 12 and one first pivot joint section 13 from the first intermediate section 11 two ends, the outside peripheral dimension of the first intermediate section 11 is greater than the outside peripheral dimension of the first pivot joint section 13, and the first intermediate section 11 is provided with one first annular ditch 113 between first affixed section 12 and the first guide rails 111.
Second rotating shaft 2 is arranged on the side of the first rotating shaft 1, second rotating shaft 2 has one second intermediate section 21, second intermediate section 21 is provided with 2 second guide rails 211 of arranged in parallel, each second guide rails 211 includes one second helical groove 212 laid along the second intermediate section 21 outer periphery, second rotating shaft 2 is extended with one second affixed section 22 and one second pivot joint section 23 from the second intermediate section 21 two ends, the outside peripheral dimension of the second intermediate section 21 is greater than the outside peripheral dimension of the second pivot joint section 23, second intermediate section 21 is provided with one second annular ditch 213 between second affixed section 22 and the second guide rails 211.
Corresponding first rotating shaft 1 of coupling component 3 and the second rotating shaft 2 configure, coupling component 3 side has 2 first protuberances 31, opposite side has 2 second protuberances 32,2 first protuberances 31 are rabbeted and are slided on 2 first guide rails 111,2 second protuberances 32 are rabbeted and are slided on 2 second guide rails 211, and make the first rotating shaft 1 and the second rotating shaft 2 can rotate relative to coupling component 1.
Be described in detail as follows, coupling component 3 is a spacer block 33, spacer block 33 is sandwiched between the first intermediate section 11 and the second intermediate section 21, the both sides of spacer block 33 have two inner concave arc surfaces 335 of form fit first intermediate section 11 and the second intermediate section 21, one inner concave arc surface 335 is provided with 2 first holes 331, another inner concave arc surface 335 is provided with 2 second holes 332, and spacer block 33 is provided with pass through aperture 34.
In addition, each first protuberance 31 comprises the one first outstanding element 333 being solidly plugged in the first hole 331, each second protuberance 32 comprises the one second outstanding element 334 being solidly plugged in the second hole 332,2 first protuberances 31 are rabbeted and are slided on 2 first helical grooves 112, and 2 second protuberances 32 are rabbeted and slided on 2 second helical grooves 212.Wherein, each first outstanding element 333 is respectively a steel ball with the most preferred embodiment of each second outstanding element 334, but not as restriction.
Moreover the orbital direction of 2 first guide rails 111 is in configuring in the same way, and the orbital direction of 2 second guide rails 211 is in configuring in the same way, and each first guide rails 111 is reverse configuration with the orbital direction of each second guide rails 211.
The utility model pivot structure 10 more comprises a pivot and turns round assembly 4 and two nuts 5, pivot is turned round assembly 4 and is socketed on the first pivot joint section 13 and the second pivot joint section 23, two nuts 5 are bolted in the end of the first pivot joint section 13 and the second pivot joint section 23 respectively, pivot turn round assembly 4 by folder pull the first intermediate section 11, second intermediate section 21 and etc. between nut 5.Wherein, pivot is turned round assembly 4 and is included multiple fixed plates 41 of interval configuration, multiple rotor 42 and multiple compression springs 43 of being set up in parallel, and each fixed plate 41 is provided with one first non-circular hole 411.
The utility model pivot structure 10 more comprises S shape stop tab 6 and a fixing rod 7, S shape stop tab 6 has flat section 61 always, straight flat section 61 be provided with one second non-circular hole 611 and two ends be extended with respectively anti-in the same way and one first C-shaped sheet 62 and the one second C-shaped sheet 63 bent inwards, first C-shaped sheet 62 is sheathed and be limited in the first annular ditch 113, second C-shaped sheet 63 is sheathed and be limited in the second guide rails 211, fixing rod 7 two ends are extended with two non-circular posts 71, fixing rod 7 is arranged in penetration hole 34, the non-circular post 71 of one fastens in the first non-circular hole 411, another non-circular post 71 fastens in the second non-circular hole 611.
Shown in Fig. 3 to Fig. 7, combination and the using state of the utility model pivot structure 10 are as follows, and it is utilize the first rotating shaft 1 to have 2 first guide rails 111 that the first intermediate section 11, first intermediate section 11 is provided with arranged in parallel; Second rotating shaft 2 is arranged on the side of the first rotating shaft 1, and the second rotating shaft 2 has 2 second guide rails 211 that one second intermediate section 21, second intermediate section 21 is provided with arranged in parallel; Corresponding first rotating shaft 1 of coupling component 3 and the second rotating shaft 2 configure, coupling component 3 side has 2 first protuberances 31, opposite side has 2 second protuberances 32,2 first protuberances 31 are rabbeted and are slided on 2 first guide rails 111,2 second protuberances 32 are rabbeted and are slided on 2 second guide rails 211, and make the first rotating shaft 1 and the second rotating shaft 2 can rotate relative to coupling component 1.
Wherein, axle sleeve 100 is sheathed on one end of coupling component 3 and the first rotating shaft 1, second rotating shaft 2, first driving piece 200 and the first rotating shaft 1 affixed and follow the first rotating shaft 1 and rotate, second driving piece 300 and the second rotating shaft 2 affixed and follow the second rotating shaft 2 and rotate, and make the first driving piece 200 and the second driving piece 300 can rotate relative to axle sleeve 100, and reach the reciprocating rotation that the first driving piece 200 and the second driving piece 300 can carry out double-shaft way.
In addition, first rotating shaft 1 with 2 first guide rails 111 and 2 first protuberances 31 with coupling component 3 is mutually rabbeted and slides, second rotating shaft 2 with 2 second guide rails 211 and 2 second protuberances 32 with coupling component 3 is mutually rabbeted and slides, make the first rotating shaft 1 and the second rotating shaft 2 respectively have two pivot-connecting positions and can more stably rotate relative to coupling component 3, and then when avoiding pivot structure 10 to rotate, unstable situations such as shaking and rock occurs.
Moreover, coupling component 3 is for being sandwiched between the spacer block 33 between the first intermediate section 11 and the second intermediate section 21, the first rotating shaft 1 and the second rotating shaft 2 is allowed to rotate relative to spacer block 33, the utility model pivot structure 10 is made only to utilize the element of spacer block 33, first rotating shaft 1 and the second rotating shaft 2, effect that the first rotating shaft 1 and the second rotating shaft 2 can be rotated relative to coupling component 3 can be reached, have that assembly element simplifies to reach pivot structure 10, ease of assembly and cost-effective feature.
Again, spacer block 33 is pulled between the first rotating shaft 1 and the second rotating shaft 2 by folder, to strengthen the structural strength of pivot structure 10, allows pivot structure 10 have the ability of resistance to compression, resistance to deformation.
In addition, each first protuberance 31 comprises the first outstanding element 333 being solidly plugged in the first hole 331, and each second protuberance 32 comprises the second outstanding element 334 being solidly plugged in the second hole 332, makes coupling component 3 have assembling advantage that is simple and that conveniently manufacture.
Further, the both sides of spacer block 33 have two inner concave arc surfaces 335 of form fit first intermediate section 11 and the second intermediate section 21, and the first rotating shaft 1 and the second rotating shaft 2 can be rotated relative to coupling component 3 more swimmingly.
Certainly; the utility model also can have other various embodiments; do not deviating under the utility model spirit and real situation; those of ordinary skill in the art can do various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection domain that all should belong to the utility model claims.
Claims (10)
1. there is a pivot structure for two guide rails, it is characterized in that, comprising:
One first rotating shaft, has one first intermediate section, and this first intermediate section is provided with 2 first guide rails of arranged in parallel;
One second rotating shaft, is arranged on the side of this first rotating shaft, and this second rotating shaft has one second intermediate section, and this second intermediate section is provided with 2 second guide rails of arranged in parallel; And
One coupling component, to should the first rotating shaft and this second rotating shaft configure, this coupling component side has 2 first protuberances, opposite side has 2 second protuberances, this 2 first protuberance is rabbeted and is slided on this 2 first guide rails, this 2 second protuberance is rabbeted and is slided on this 2 second guide rails, and makes this first rotating shaft and this second rotating shaft can rotate relative to this coupling component.
2. the pivot structure with two guide rails according to claim 1, is characterized in that, this coupling component is a spacer block, and this spacer block is sandwiched between this first intermediate section and this second intermediate section.
3. the pivot structure with two guide rails according to claim 2, it is characterized in that, this spacer block side is provided with 2 first holes, opposite side is provided with 2 second holes, each this first protuberance comprises the one first outstanding element being solidly plugged in this first hole, and each this second protuberance comprises the one second outstanding element being solidly plugged in this second hole.
4. the pivot structure with two guide rails according to claim 3, is characterized in that, respectively this first outstanding element and each this second outstanding element are respectively a steel ball.
5. the pivot structure with two guide rails according to claim 2, it is characterized in that, the both sides of this spacer block have two inner concave arc surfaces of this first intermediate section of form fit and this second intermediate section, this 2 first protuberance is formed on this inner concave arc surface of one, and this 2 second protuberance is formed on another this inner concave arc surface.
6. the pivot structure with two guide rails according to claim 1, it is characterized in that, each this first guide rails includes one first helical groove laid along these the first intermediate section outer periphery, this 2 first protuberance is rabbeted and is slided on this 2 first helical groove, each this second guide rails includes one second helical groove laid along these the second intermediate section outer periphery, and this 2 second protuberance is rabbeted and slided on this 2 second helical groove.
7. the pivot structure with two guide rails according to claim 1, it is characterized in that, the orbital direction of this 2 first guide rails is in configuring in the same way, the orbital direction of this 2 second guide rails is in configuring in the same way, and respectively this first guide rails is reverse configuration with the orbital direction of each this second guide rails.
8. the pivot structure with two guide rails according to claim 1, it is characterized in that, more comprise a pivot and turn round assembly and two nuts, this first rotating shaft is extended with one first affixed section and one first pivot joint section from these the first intermediate section two ends, the outside peripheral dimension of this first intermediate section is greater than the outside peripheral dimension of this first pivot joint section, this second rotating shaft is extended with one second affixed section and one second pivot joint section from these the second intermediate section two ends, the outside peripheral dimension of this second intermediate section is greater than the outside peripheral dimension of this second pivot joint section, this pivot is turned round assembly and is socketed on this first pivot joint section and this second pivot joint section, this two nut is bolted in the end of this first pivot joint section and this second pivot joint section respectively, this pivot is turned round assembly and is pulled at this first intermediate section by folder, between this second intermediate section and this two nut.
9. the pivot structure with two guide rails according to claim 8, is characterized in that, this pivot turns round multiple compression springs that assembly includes multiple fixed plates of interval configuration, multiple rotor and is set up in parallel.
10. the pivot structure with two guide rails according to claim 8, it is characterized in that, more comprise a S shape stop tab and a fixing rod, this first intermediate section is provided with one first annular ditch between this first affixed section and this first guide rails, this second intermediate section is provided with one second annular ditch between this second affixed section and this second guide rails, this coupling component is provided with pass through aperture, this pivot is turned round assembly and is included multiple fixed plate, each this fixed plate is provided with one first non-circular hole, this S shape stop tab has flat section always, this straight flat section be provided with one second non-circular hole and two ends be extended with respectively anti-in the same way and the one first C-shaped sheet bent inwards and one second C-shaped sheet, this the first C-shaped sheet is sheathed and be limited in this first annular ditch, this the second C-shaped sheet is sheathed and be limited in this second guide rails, these fixing rod two ends are extended with two non-circular posts, this fixing rod is arranged in this penetration hole, this non-circular post of one fastens in this first non-circular hole, another this non-circular post fastens in this second non-circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520303138.9U CN204729459U (en) | 2015-05-12 | 2015-05-12 | There is the pivot structure of two guide rails |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520303138.9U CN204729459U (en) | 2015-05-12 | 2015-05-12 | There is the pivot structure of two guide rails |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204729459U true CN204729459U (en) | 2015-10-28 |
Family
ID=54387814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520303138.9U Expired - Fee Related CN204729459U (en) | 2015-05-12 | 2015-05-12 | There is the pivot structure of two guide rails |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204729459U (en) |
-
2015
- 2015-05-12 CN CN201520303138.9U patent/CN204729459U/en not_active Expired - Fee Related
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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: 20151028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |