CN2864206Y - Pivot device for reducing noise - Google Patents
Pivot device for reducing noise Download PDFInfo
- Publication number
- CN2864206Y CN2864206Y CN 200620003011 CN200620003011U CN2864206Y CN 2864206 Y CN2864206 Y CN 2864206Y CN 200620003011 CN200620003011 CN 200620003011 CN 200620003011 U CN200620003011 U CN 200620003011U CN 2864206 Y CN2864206 Y CN 2864206Y
- Authority
- CN
- China
- Prior art keywords
- pivot
- positioning block
- fixed
- bolster
- sheathed
- Prior art date
- 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
Links
- 230000003139 buffering effect Effects 0.000 claims description 29
- 125000006850 spacer group Chemical group 0.000 claims description 29
- 238000007373 indentation Methods 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 abstract 2
- 238000012856 packing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Abstract
A hinge device to abate abnormal noise, comprising: a pivot; a rotation footstep fixed with the pivot mutually; a gasket unit arranged on the pivot; a fixed footstep arranged on the pivot; a convex locating piece arranged on the pivot, and fixed with the fixed footstep mutually, the convex locating piece differs from one side of the fixed footstep to form at least one convex part for position fix; a concave locating piece arranged and fixed on the pivot, the concave locating piece abuts upon the convex side of the convex locating piece, and form with at least one concave part for position fix against the convex part for position fix; a buffer pad arranged and fixed on the pivot, the buffer pad is fixed with the concave locating piece mutually; an elastic element arranged on the pivot; a fixed pieces arranged and fixed on the end of the pivot. The degree of driving fit between the buffer pad and the convex and concave locating pieces is increased by the buffer pad, making the convex and concave locating pieces conclusively to approach tightly, thereby the abnormal noise will not occur for an even friction area is formed when the convex and concave locating pieces rotate reversely.
Description
[technical field]
The utility model is about a kind of pivot device, particularly about between a kind of loam cake and base that is installed in lid-lifting device, so that loam cake can be with respect to the pivot device of the different sound of minimizing of base closure or openness.
[background technique]
Lid-lifting device (notebook computer for example, translating machine, mobile phone, all be equiped with pivot device between the loam cake screen of digital code camera etc.) and base, so that loam cake can be opened and closure with respect to base, when preventing that loam cake is closed with respect to base, loam cake and base produce bump and damage the screen of being located at loam cake, include relative recessed positioning block and protruding positioning block in the pivot device, when loam cake is closed with respect to base, proper and the protruding positioning block tabling of recessed positioning block, produce locating effect whereby and prevent that loam cake and base from producing bump, include elastic element in the pivot device in addition, make concavo-convex positioning block driving fit and packing mutually by the elastic force of elastic element, yet, because the elastic force of elastic element is wayward, so the closed intensity of concavo-convex positioning block is difficult to grasp, make closed intensity between concavo-convex positioning block during pine when the elastic force of elastic element is less, counterrotating friction area is inhomogeneous between then concavo-convex positioning block, produce different sound easily when rotated, especially when concavo-convex positioning block tabling, because elastic force is not enough so that concavo-convex positioning block packing, so when the jog of concavo-convex positioning block is relative, can't be smooth-going slip into relatively and form chimeric effect equally can be because of the inhomogeneous different sound that produces that rubs when chimeric.
[model utility content]
The purpose of this utility model is to be to provide a kind of pivot device that reduces different sound, by existing pivot device is improved, can reduce when rotating because of the inhomogeneous different sound that produces that rubs.
For reaching above-mentioned purpose, the technological means that the utility model adopted is a kind of pivot device that reduces different sound of design, it is characterized in that: comprising:
One pivot;
One rotation bolster, itself and pivot interfix;
One shim pack, it is sheathed on the pivot;
One fixing bolster, it is sheathed on the pivot;
One protruding positioning block, it is sheathed on the pivot and interfixes with fixing bolster, and protruding positioning block is different from fixedly that a side elongation moulding of bolster has at least one positioning convex portion;
One recessed positioning block, it is sheathed and be fixed on the pivot, and recessed positioning block is adjacent to the positioning convex portion side of protruding positioning block, and recessed positioning block forms at least one location indentations with respect to a side indent of protruding positioning block, and location indentations is with respect to the positioning convex portion of protruding positioning block;
One buffering spacer, it is sheathed and be fixed on the pivot, and buffering spacer is adjacent to recessed positioning block, and buffering spacer and recessed positioning block interfix;
One elastic element, it is sheathed on the pivot;
One fixed block, it is sheathed and be fixed in the pivot end.
The loam cake of rotation bolster and lid-lifting device interfixes, fixedly the base of bolster and lid-lifting device interfixes, when loam cake during with respect to the base closure or openness, loam cake driven rotary bolster rotates, then rotate bolster and drive pivoted, recessed positioning block and buffering spacer are driven by pivot and rotate with respect to protruding positioning block.
The pivot device of the different sound of described minimizing, it is characterized in that: the side that this recessed positioning block differs from protruding positioning block forms a fixing column, run through forming a fixed hole on this buffering spacer, the fixing column of this recessed positioning block wears and is fixed in the fixed hole of this buffering spacer.
The pivot device of the different sound of described minimizing, it is characterized in that: this fixedly runs through on the bolster and forms a fixed hole, this protruding positioning block with respect to this fixedly bolster one side edge towards fixing bolster place elongation moulding one fixing column is arranged, the fixing column of this protruding positioning block wears and is fixed in this fixedly in the fixed hole of bolster.
The pivot device of the different sound of described minimizing, it is characterized in that: this pivot one end extends axially and forms a section and be non-circular binding block, this pivot the other end extends axially and forms a section and be non-circular fixing rod, run through on this rotation bolster and form a non-circular perforation, the perforation of this rotation bolster and the binding block tabling of this pivot, fixedly run through on the bolster and form a circular hole, fixedly bolster utilizes this circle hole sleeve to be located on this pivot, run through on this protruding positioning block and form a circular hole, this protruding positioning block utilizes this circle hole sleeve to be located on this pivot, run through on this recessed positioning block and form a non-circular perforation, this recessed positioning block utilizes the sheathed and relative fixed of this perforation on the fixing rod of this pivot, run through forming a non-circular perforation on this buffering spacer, this buffering spacer utilizes this perforation sheathed and be fixed on the fixing rod of this pivot.
The pivot device of the different sound of described minimizing is characterized in that: run through forming a non-circular perforation on each pad of this shim pack, this shim pack utilizes this perforation sheathed and be fixed on the fixing rod of this pivot.
The pivot device of the different sound of described minimizing is characterized in that: form the screw section on the terminal wall of the fixing rod of this pivot, this fixed block is a nut and screw togather fixing with the screw section of this pivot.
The pivot device of the different sound of described minimizing is characterized in that: this fixedly is installed with a fixing pin on the bolster.
In sum, advantage of the present utility model is, the pivot device of the different sound of minimizing that the utility model provides, it is to be installed between the loam cake and base of lid-lifting device, it includes and can reach the buffering spacer that interfixes with recessed positioning block by counterrotating concavo-convex positioning block, when loam cake during with respect to the base closure or openness, loam cake drives the pivot rotation of pivot device, pivot drives recessed positioning block and buffering spacer with respect to protruding positioning block rotation, because buffering spacer increases the closed intensity between concavo-convex positioning block, effectively make the certain packing of concavo-convex positioning block, the friction area when then concavo-convex positioning block relatively rotates is even, and does not produce different sound.
[description of drawings]
Fig. 1 is a stereo appearance figure of the present utility model
Fig. 2 is an element exploded view of the present utility model
Fig. 3 is the element exploded view at another visual angle of the utility model
Fig. 4 is enforcement phase diagram of the present utility model
Fig. 5 is the action diagram of looking closely of the present utility model
Fig. 6 is the action diagram of looking closely of the present utility model
[embodiment]
See also shown in Fig. 1,2, the utility model includes a pivot (10), a rotation bolster (20), several pads (30), fixedly bolster (40), a protruding positioning block (50), a recessed positioning block (60), a buffering spacer (70), an elastic element (80) and a fixed block (81).
Aforesaid pivot (10) one ends extend axially and form a section and be non-circular binding block (11), and pivot (10) the other end extends axially and forms a section and be non-circular fixing rod (12), forms screw section (121) on the terminal wall of fixing rod (12).
Aforesaid rotation bolster (20) can be a rectangular lamellar body, rotation bolster (20) interfixes with pivot (10), run through on the rotation bolster (20) and form a non-circular perforation (21), rotation bolster (20) makes rotation bolster (20) and pivot (10) interfix with binding block (11) tabling of perforation (21) with pivot (10) whereby.
Aforesaid shim pack (30) is sheathed on the pivot (10), run through on each pad of shim pack (30) to form non-circular perforation (31), shim pack (30) with bore a hole sheathed and relative fixed on the fixing rod (12) of pivot (10).
Aforesaid fixedly bolster (40) is a L matrix body, fixedly bolster (40) is sheathed on the pivot (10), fixedly run through on the bolster (40) and form a circular hole (41), fixedly bolster (40) borrows circular hole (41) to be sheathed on the pivot (10), fixedly run through forming a fixed hole (42) on the bolster (40), fixedly bolster (40) is installed with a fixing pin (43).
See also Fig. 2, shown in 3, aforesaid protruding positioning block (50) is sheathed on the pivot (10), and protruding positioning block (50) interfixes with fixing bolster (40), run through on the protruding positioning block (50) and form a circular hole (51), protruding positioning block (50) borrows circular hole (51) to be sheathed on the pivot (10), protruding positioning block (50) is located elongation moulding with respect to fixing bolster (40) one side edge towards fixing bolster (40) a fixing column (52), fixing column (52) wears and is fixed in the fixed hole (42) of fixing bolster (40), make protruding positioning block (50) and fixing bolster (40) relative fixed whereby, protruding positioning block (50) is different from fixedly that the side elongation moulding of bolster (40) has at least one positioning convex portion (53).
Sheathed and the relative fixed of aforesaid recessed positioning block (60) is on pivot (10), recessed positioning block (60) is adjacent to positioning convex portion (53) side of protruding positioning block (50), run through on the recessed positioning block (60) and form a non-circular perforation (61), recessed positioning block (60) borrows the sheathed and relative fixed of perforation (61) on the fixing rod (12) of pivot (10), recessed positioning block (60) forms at least one location indentations (62) with respect to protruding positioning block (50) side indent, location indentations (62) is with respect to the positioning convex portion (53) of protruding positioning block (50), when pivot (10) drives recessed positioning block (60) rotation, when making location indentations (62) relative with positioning convex portion (53), location indentations (62) and positioning convex portion (53) tabling, the side that recessed positioning block (60) differs from protruding positioning block (50) forms a fixing column (63).
Aforesaid buffering spacer (70) is sheathed and be fixed on the pivot (10), buffering spacer (70) is adjacent to fixing column (63) side of recessed positioning block (60), and buffering spacer (70) and recessed positioning block (60) relative fixed, run through on the buffering spacer (70) and form a non-circular perforation (71), buffering spacer (70) borrows perforation (71) sheathed and be fixed on the fixing rod (12) of pivot (10), form fixed hole (72) on the buffering spacer (70) with respect to the fixing column (63) of recessed positioning block (60), the fixed hole (72) of buffering spacer (70) is sheathed and be fixed on the fixing column (63) of recessed positioning block (60), whereby with buffering spacer (70) and recessed positioning block (60) relative fixed, because buffering spacer (70) is set, and recessed positioning block (60) and protruding positioning block (50) are fitted tightly, when then recessed positioning block (60) rotated with respect to protruding positioning block (50), recessed positioning block (60) made friction area evenly then not produce different sound with the mutual packing of protruding positioning block (50).
Aforesaid elastic element (80) is sheathed on the pivot (10), and aforesaid fixed block (81) is sheathed and be fixed in pivot (10) end, and fixed block (81) can be a nut and screws togather fixing with the screw section (121) with pivot (10).
See also shown in Figure 4ly, rotation bolster (20) interfixes with the loam cake (91) of lid-lifting device (90), and fixedly the base (92) of the fixing pin (43) of bolster (40) and lid-lifting device (90) interfixes.
See also shown in Fig. 2 to 5, when loam cake (91) was opened with respect to base (92), loam cake (91) driven rotary bolster (20) rotation then made pivot (10) drive recessed positioning block (60) and buffering spacer (70) rotation.
See also shown in Fig. 2,3,4,6, when loam cake (91) is closed with respect to base (92), pivot (10) drives recessed positioning block (60) rotation, positioning convex portion (53) tabling of the location indentations (62) of then recessed positioning block (60) and protruding positioning block (50) provides relative positioning effect between loam cake (91) and base (92) whereby.
Claims (7)
1. pivot device that reduces different sound is characterized in that: comprising:
One pivot;
One rotation bolster interfixes with pivot;
One shim pack is sheathed on this pivot;
One fixing bolster is sheathed on this pivot;
One protruding positioning block, be sheathed on this pivot and with this fixedly bolster interfix, this protruding positioning block be different from this fixedly a side elongation moulding of bolster at least one positioning convex portion is arranged;
One recessed positioning block, sheathed and be fixed on this pivot, this recessed positioning block is adjacent to the positioning convex portion side of this protruding positioning block, and this recessed positioning block forms at least one location indentations with respect to a side indent of this protruding positioning block, and this location indentations is with respect to the positioning convex portion of this protruding positioning block;
One buffering spacer, sheathed and be fixed on this pivot, this buffering spacer is adjacent to this recessed positioning block, and buffering spacer and recessed positioning block interfix;
One elastic element is sheathed on this pivot;
One fixed block, sheathed and be fixed in this pivot end.
2. the pivot device of the different sound of minimizing as claimed in claim 1, it is characterized in that: the side that this recessed positioning block differs from protruding positioning block forms a fixing column, run through forming a fixed hole on this buffering spacer, the fixing column of this recessed positioning block wears and is fixed in the fixed hole of this buffering spacer.
3. the pivot device of the different sound of minimizing as claimed in claim 1 or 2, it is characterized in that: this fixedly runs through on the bolster and forms a fixed hole, this protruding positioning block with respect to this fixedly bolster one side edge towards fixing bolster place elongation moulding one fixing column is arranged, the fixing column of this protruding positioning block wears and is fixed in this fixedly in the fixed hole of bolster.
4. the pivot device of the different sound of minimizing as claimed in claim 3, it is characterized in that: this pivot one end extends axially and forms a section and be non-circular binding block, this pivot the other end extends axially and forms a section and be non-circular fixing rod, run through on this rotation bolster and form a non-circular perforation, the perforation of this rotation bolster and the binding block tabling of this pivot, fixedly run through on the bolster and form a circular hole, fixedly bolster utilizes this circle hole sleeve to be located on this pivot, run through on this protruding positioning block and form a circular hole, this protruding positioning block utilizes this circle hole sleeve to be located on this pivot, run through on this recessed positioning block and form a non-circular perforation, this recessed positioning block utilizes the sheathed and relative fixed of this perforation on the fixing rod of this pivot, run through forming a non-circular perforation on this buffering spacer, this buffering spacer utilizes this perforation sheathed and be fixed on the fixing rod of this pivot.
5. the pivot device of the different sound of minimizing as claimed in claim 4 is characterized in that: run through forming a non-circular perforation on each pad of this shim pack, this shim pack utilizes this perforation sheathed and be fixed on the fixing rod of this pivot.
6. the pivot device of the different sound of minimizing as claimed in claim 5 is characterized in that: form the screw section on the terminal wall of the fixing rod of this pivot, this fixed block is a nut and screw togather fixing with the screw section of this pivot.
7. the pivot device of the different sound of minimizing as claimed in claim 6 is characterized in that: this fixedly is installed with a fixing pin on the bolster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620003011 CN2864206Y (en) | 2006-01-26 | 2006-01-26 | Pivot device for reducing noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620003011 CN2864206Y (en) | 2006-01-26 | 2006-01-26 | Pivot device for reducing noise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2864206Y true CN2864206Y (en) | 2007-01-31 |
Family
ID=37676658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620003011 Expired - Fee Related CN2864206Y (en) | 2006-01-26 | 2006-01-26 | Pivot device for reducing noise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2864206Y (en) |
-
2006
- 2006-01-26 CN CN 200620003011 patent/CN2864206Y/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: 20070131 Termination date: 20130126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |