CN201391535Y - Pivot structure with flexible torque force adjusting arm - Google Patents
Pivot structure with flexible torque force adjusting arm Download PDFInfo
- Publication number
- CN201391535Y CN201391535Y CN200920009498U CN200920009498U CN201391535Y CN 201391535 Y CN201391535 Y CN 201391535Y CN 200920009498 U CN200920009498 U CN 200920009498U CN 200920009498 U CN200920009498 U CN 200920009498U CN 201391535 Y CN201391535 Y CN 201391535Y
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- CN
- China
- Prior art keywords
- regulating arm
- torsion
- pivot structure
- flexible
- axostylus axostyle
- 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
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Abstract
The utility model relates to a pivot structure with a flexible torque force adjusting arm, which comprises a shaft rod, a flexible torque force adjusting arm and a female shaft, wherein a torque force adjusting piece is connected with the shaft rod and is provided with at least one adjusting piece circumferential surface, and the female shaft comprises a beam barrel, a female shaft connecting part and a flexible torque force adjusting arm; the beam barrel covers the shaft rod so as to provide basic torque force, and the female shaft connecting part extends out of the beam barrel; and the flexible torque force adjusting arm extends to the position corresponding to the adjusting piece circumferential surface from the female shaft connecting part. When the shaft rod rotates relative to the beam barrel so as to allow the flexible torque force adjusting arm to touch the adjusting piece circumferential surface, the flexible torque force adjusting arm rubs against the torque force adjusting piece to be flexed so as to provide adjusting torque force to adjust the difference between the front and reverse rotation torque force of the shaft rod relative to the beam barrel.
Description
Technical field
The utility model relates to a kind of pivot structure, particularly a kind of pivot structure with flexible torsion regulating arm.
Background technique
In daily life, be able to folding, can between two objects, install a pivot structure usually in order to make collapsible object.Among existing pivot structure, formed by a public axle and a female axle mostly.Public axle comprises a linking department and an axostylus axostyle usually, and female axle then comprises another linking department and a beam barrel usually.Under general situation, but the axostylus axostyle of public axle is the beam barrel that turn ground is incorporated into female axle, and the linking department of public axle is incorporated into one first object, and female linking department is incorporated into one second object.Therefore, the axle center that first object can axostylus axostyle is that the center rotates, and makes between first object and second object and is able to folding, to form above-mentioned collapsible object.
In practical application, in order to make public axle along two different sense of rotation (direct rotational direction, despining direction) during with respect to female axle rotation, can provide torsion according to the torsion demand of reality, can utilize (double-contracting formula or three packet modes) clad type beam barrel to come the public axle of two-way coating usually.With the characteristic of utilizing " big, the contrary direction rotary torsion that coats of direction rotary torsion is little along coating " (i.e. so-called " easy opening and heavy closing ") is base of design, so that the torsion that is provided when above-mentioned two different sense of rotation (direct rotational direction and despining direction) spool are rotated with respect to mother when public axle with control to be provided.
In addition, in the prior art, the clad type beam barrel is normally made by rolling volume one punching press plate.In this structure, though and utilize the public axle and the friction of female between centers that one basic torsion is provided, and the basic torsion when coating the direction rotation is big, the basic torsion when contrary coating direction is rotated is little.Simultaneously, the function that can utilize the blocking assembly that is arranged at public axle and female between centers to provide locking to locate.Yet, owing to after public axle is with respect to female axle rotation repeatedly, can produce friction loss, causing when public axle rotates to specific angular orientation with respect to female axle, the basic torsion that is provided can't satisfy specified torsion.
Or in specific application, particularly public axle rotates to specific angular orientation with respect to female axle, when needing the variation of bigger torsion gradient (Gradient) or torsion, is difficult to adjust required basic torsion only according to the structural design of two-way coating.Edge this, the utility model provides a kind of new pivot structure, makes it under the prerequisite that does not change the matching relationship between beam barrel and axostylus axostyle, and a kind of technological means of regulating torsion can additionally be provided.
The model utility content
Technical problem and purpose that the utility model institute desire solves:
Take a broad view of the above, in the prior art, ubiquity " through public axle with respect to female axle rotation repeatedly after; the basic torsion that pivot structure provided can't satisfy specified torsion " and problems such as " rotate to specific angular orientation at public axle with respect to female axle; when needing the variation of bigger torsion gradient (Gradient) or torsion, be difficult to adjust required basic torsion " only according to the structural design of two-way coating.For this reason, main purpose of the present utility model is to provide a kind of pivot structure with flexible torsion regulating arm, it is under the prerequisite that does not change the matching relationship between beam barrel and axostylus axostyle, utilize the deflection of flexible torsion regulating arm to provide one to regulate torsion, to regulate the torsion that public axle is provided when direct rotational direction is rotated with respect to female axle with the despining direction.
The technological means that the utility model is dealt with problems:
The utility model provides a kind of pivot structure with flexible torsion regulating arm for solving the technological means that prior art problems adopted, and it is characterized in that, comprises:
One axostylus axostyle extends along one first bearing of trend;
One torsion adjustment sheet is linked to this axostylus axostyle, has an adjustment sheet side face; And
One female axle comprises:
One beam barrel coats this axostylus axostyle, so that a basic torsion to be provided;
An one female linking department, this beam barrel extends along one second bearing of trend certainly; And
One flexible torsion regulating arm should extend to corresponding to this adjustment sheet side face place by mother's axle linking department certainly;
Wherein, when this axostylus axostyle with respect to the rotation of this beam barrel, when making this flexible torsion regulating arm be contacted with this adjustment sheet side face, this flexible torsion regulating arm rubs with this torsion adjustment sheet and mutually by deflection, so that an adjusting torsion to be provided.
The above-mentioned pivot structure with flexible torsion regulating arm, wherein, this adjustment sheet side face also comprises at least one torsion adjusting range, with when this flexible torsion regulating arm is contacted with this torsion adjusting range, pushes this flexible torsion regulating arm and changes this adjusting torsion.
Above-mentioned pivot structure with flexible torsion regulating arm, wherein, this axostylus axostyle comprises:
One basic bar; And
A plurality of connecting plate are sheathed on this base bar.
The above-mentioned pivot structure with flexible torsion regulating arm, wherein, this torsion adjustment sheet is sheathed on this base bar.
The above-mentioned pivot structure with flexible torsion regulating arm wherein, also comprises a public axle linking department that extends from this axostylus axostyle, and should form one public with this axostylus axostyle by public affairs axle linking department.
The above-mentioned pivot structure with flexible torsion regulating arm, wherein, this public affairs axle linking department is offered at least one public axle connect apertures.
The above-mentioned pivot structure with flexible torsion regulating arm, wherein, this mother's axle linking department is also offered at least one female axle connect apertures.
The above-mentioned pivot structure with flexible torsion regulating arm, wherein, this first bearing of trend is vertical with this second bearing of trend.
The above-mentioned pivot structure with flexible torsion regulating arm, wherein, an axostylus axostyle outer circumferential face of this axostylus axostyle also is provided with one first blocking assembly.
The above-mentioned pivot structure with flexible torsion regulating arm, wherein, a beam barrel internal face of this beam barrel also is provided with one second blocking assembly.
The above-mentioned pivot structure with flexible torsion regulating arm, wherein, this first blocking assembly is a blocking groove, and this second blocking assembly is a blocking projection.
The above-mentioned pivot structure with flexible torsion regulating arm, wherein, this first blocking assembly is a blocking projection, and this second blocking assembly is a blocking groove.
The utility model effect against existing technologies:
From with as can be known above-mentioned, compared to the described pivot structure of prior art, owing in pivot structure provided by the utility model, have flexible torsion regulating arm, and flexible torsion regulating arm extends to corresponding to adjustment sheet side face place from female axle linking department; Therefore, can be when flexible torsion regulating arm be contacted with the adjustment sheet side face, flexible torsion regulating arm is rubbed mutually with the torsion adjustment sheet and, regulate torsion to provide one by deflection.Change to say it, the utility model really can be under the prerequisite that does not change the matching relationship between beam barrel and axostylus axostyle, utilize the deflection of flexible torsion regulating arm to provide one to regulate torsion, regulating the torsion that public axle is provided during with respect to female axle rotation along direct rotational direction and despining direction, and then reach the effect of adjustment direct rotational direction and despining direction torsion difference.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 is the pivot structure three-dimensional exploded view in the utility model preferred embodiment;
Fig. 2 is in the utility model preferred embodiment, and basic bar serial connection connecting plate is to form the three-dimensional exploded view behind the axostylus axostyle;
Fig. 3 is the stereo appearance figure in the utility model preferred embodiment;
Fig. 4 is in the utility model preferred embodiment, and female axle is made by an impact forging plate;
Fig. 5 is in the utility model preferred embodiment, is in the schematic representation of a blocking;
Fig. 6 is in the utility model preferred embodiment, twists public axle by force from the locking state, causes beam barrel to produce resiliently deformable and increases the schematic representation of basic torsion; And
Fig. 7 is in the utility model preferred embodiment, when flexible torsion regulating arm is contacted with the adjustment sheet side face, rubs mutually with the torsion adjustment sheet and by deflection.
Wherein, reference character
100 pivot structures
1 public axle
11 axostylus axostyles
111 basic bars
112 connecting plate
113 axostylus axostyle outer circumferential faces
1121 sleeve joint holes
1122 blocking sections
A 12 public linking department
121,122 a public connect apertures
2 female axles
21 beam barrels
211 beam barrel internal faces
212 second blocking assemblies
A 22 female linking department
221,222 a female connect apertures
23 flexible torsion regulating arms
2 ' impact forging plate
21 ' beam barrel plate
211 ' impact forging dorsal surface
212 ' impact forging projection
3 torsion adjustment sheets
31 adjustment sheet side faces
311,312 torsion adjusting ranges
32 sleeve joint holes
I1 first bearing of trend
I2 second bearing of trend
The I3 sense of rotation
The I4 deformation direction
I5 deflection direction
Embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and working principle are done concrete description:
Because pivot structure provided by the utility model can be widely used in and makes various collapsible objects, its combination mode of execution is too numerous to enumerate especially, so give unnecessary details no longer one by one at this, only enumerates one of them preferred embodiment and is specified.
See also Fig. 1 to Fig. 3, Fig. 1 is the pivot structure three-dimensional exploded view in the utility model preferred embodiment; Fig. 2 is in the utility model preferred embodiment, and basic bar serial connection connecting plate is to form the three-dimensional exploded view behind the axostylus axostyle; Fig. 3 is the stereo appearance figure in the utility model preferred embodiment.As shown in the figure, a pivot structure 100 comprises public axle 1, one female axle 2 and one a torsion adjustment sheet 3.
In the utility model preferred embodiment, be a blocking groove by the blocking section 1122 of each connecting plate 112 at the first blocking assembly that axostylus axostyle outer circumferential face 113 is connected to, and the second blocking assembly 212 that is arranged at beam barrel internal face 211 is a blocking projection.In practical application, the first above-mentioned blocking assembly also can be the blocking projection, and only this moment, 212 of the second blocking assemblies were necessary for a blocking groove.
See also Fig. 4, it is in the utility model preferred embodiment, and female axle is made by an impact forging plate.As shown in the figure, the preferably making female axle at 2 o'clock, but subpunch forges an impact forging plate 2 ', and impact forging plate 2 ' comprises a beam barrel plate 21 ' and above-mentioned female axle linking department 22 and flexible torsion regulating arm 23.Wherein, beam barrel plate 21 ' has an impact forging dorsal surface 211 ', and stretches out an impact forging projection 212 ' at impact forging dorsal surface 211 '.Simultaneously, female axle linking department 22 extends along the second above-mentioned bearing of trend I2 from beam barrel plate 21 ', and flexible torsion regulating arm 23 extends from female axle linking department 22.Then, beam barrel plate 21 ' can be rolled into beam barrel 21, make impact forging dorsal surface 211 ' form above-mentioned beam barrel internal face 211, and make impact forging projection 212 ' form the second above-mentioned blocking assembly 212.
See also Fig. 5 and Fig. 6, Fig. 5 is in the utility model preferred embodiment, is in the schematic representation of a blocking; Fig. 6 is in the utility model preferred embodiment, twists public axle by force from the locking state, causes beam barrel to produce resiliently deformable and increases the schematic representation of basic torsion.As shown in Figure 5, when public axle 1 rotates with respect to female axle 2, and the blocking section 1122 that makes each connecting plate 112 is during corresponding to the second blocking assembly 212, change to say it, promptly when the first blocking assembly corresponding to the blocking and make pivot structure 100 be in blocking each other of the second blocking assembly, 212, the first blocking assemblies and the second blocking assembly 212.
As shown in Figure 6, twist public axle 1 along a sense of rotation I3 by force from the locking state, make public axle 1 with respect to female axle 2 when sense of rotation I3 rotates, can make the first blocking assembly break away from the second blocking assembly 212, cause beam barrel to increase above-mentioned basic torsion along a deformation direction I4 resiliently deformable.
Please continue to consult Fig. 7, it is in the utility model preferred embodiment, when flexible torsion regulating arm is contacted with the adjustment sheet side face, rubs mutually with the torsion adjustment sheet and by deflection.As shown in Figure 7, when axostylus axostyle 11 with respect to beam barrel 21 rotation, when making flexible torsion regulating arm 23 be contacted with any position of adjustment sheet side face 31, flexible torsion regulating arm 23 rubs with torsion adjustment sheet 3 and mutually by deflection, so that an adjusting torsion to be provided.Particularly in Fig. 7, when axostylus axostyle 11 rotates with respect to beam barrel 21 along above-mentioned sense of rotation I3, when making flexible torsion regulating arm 23 be contacted with the torsion adjusting range 311 (being shown in Fig. 2) of adjustment sheet side face 31, torsion adjustment sheet 3 is pushed flexible torsion regulating arm 23, make flexible torsion regulating arm 23 along a deflection direction I5 deflection, and utilize the recovery torsion that the deflection restoring force produces and significantly change above-mentioned adjusting torsion.
After reading above disclosed technology, believe that such as the technician all can understand easily in affiliated technical field, compared to the described pivot structure of prior art, owing in pivot structure 100 provided by the utility model, have flexible torsion regulating arm 23, and flexible torsion regulating arm 23 extends to corresponding to adjustment sheet side face 31 places from female axle linking department 22; Therefore, can be when flexible torsion regulating arm 23 be contacted with adjustment sheet side face 31, flexible torsion regulating arm 23 is rubbed mutually with torsion adjustment sheet 3 and, regulate torsion to provide one by deflection.
Change to say it, the utility model really can be under the prerequisite of the matching relationship that does not change 11 of beam barrel 21 and axostylus axostyles, utilize the deflection of flexible torsion regulating arm 23 to provide one to regulate torsion, regulating the torsion that public axle is provided during with respect to female axle rotation along direct rotational direction and despining direction, and then reach the effect of adjustment direct rotational direction and despining direction torsion difference.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (12)
1, a kind of pivot structure with flexible torsion regulating arm is characterized in that, comprises:
One axostylus axostyle extends along one first bearing of trend;
One torsion adjustment sheet is linked to this axostylus axostyle, has an adjustment sheet side face; And
One female axle comprises:
One beam barrel coats this axostylus axostyle, so that a basic torsion to be provided;
An one female linking department, this beam barrel extends along one second bearing of trend certainly; And
One flexible torsion regulating arm should extend to corresponding to this adjustment sheet side face place by mother's axle linking department certainly;
Wherein, when this axostylus axostyle with respect to the rotation of this beam barrel, when making this flexible torsion regulating arm be contacted with this adjustment sheet side face, this flexible torsion regulating arm rubs with this torsion adjustment sheet and mutually by deflection, so that an adjusting torsion to be provided.
2, the pivot structure with flexible torsion regulating arm according to claim 1, it is characterized in that, this adjustment sheet side face also comprises at least one torsion adjusting range, with when this flexible torsion regulating arm is contacted with this torsion adjusting range, pushes this flexible torsion regulating arm and changes this adjusting torsion.
3, the pivot structure with flexible torsion regulating arm according to claim 1 is characterized in that, this axostylus axostyle comprises:
One basic bar; And
A plurality of connecting plate are sheathed on this base bar.
4, the pivot structure with flexible torsion regulating arm according to claim 3 is characterized in that, this torsion adjustment sheet is sheathed on this base bar.
5, the pivot structure with flexible torsion regulating arm according to claim 1 is characterized in that, also comprises a public axle linking department that extends from this axostylus axostyle, and should form one public with this axostylus axostyle by public affairs axle linking department.
6, the pivot structure with flexible torsion regulating arm according to claim 5 is characterized in that, this public affairs axle linking department is offered at least one public axle connect apertures.
7, the pivot structure with flexible torsion regulating arm according to claim 1 is characterized in that, this mother's axle linking department is also offered at least one female axle connect apertures.
8, the pivot structure with flexible torsion regulating arm according to claim 1 is characterized in that, this first bearing of trend is vertical with this second bearing of trend.
9, the pivot structure with flexible torsion regulating arm according to claim 1 is characterized in that, an axostylus axostyle outer circumferential face of this axostylus axostyle also is provided with one first blocking assembly.
10, the pivot structure with flexible torsion regulating arm according to claim 9 is characterized in that, a beam barrel internal face of this beam barrel also is provided with one second blocking assembly.
11, the pivot structure with flexible torsion regulating arm according to claim 10 is characterized in that, this first blocking assembly is a blocking groove, and this second blocking assembly is a blocking projection.
12, the pivot structure with flexible torsion regulating arm according to claim 10 is characterized in that, this first blocking assembly is a blocking projection, and this second blocking assembly is a blocking groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920009498U CN201391535Y (en) | 2009-04-09 | 2009-04-09 | Pivot structure with flexible torque force adjusting arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920009498U CN201391535Y (en) | 2009-04-09 | 2009-04-09 | Pivot structure with flexible torque force adjusting arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201391535Y true CN201391535Y (en) | 2010-01-27 |
Family
ID=41598362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920009498U Expired - Fee Related CN201391535Y (en) | 2009-04-09 | 2009-04-09 | Pivot structure with flexible torque force adjusting arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201391535Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200168A (en) * | 2010-03-26 | 2011-09-28 | 元镫金属股份有限公司 | Rotation shaft structure with elastic prop location |
| CN102444660A (en) * | 2010-09-30 | 2012-05-09 | 比亚迪股份有限公司 | Rotating shaft structure |
| CN102650316A (en) * | 2011-02-25 | 2012-08-29 | 元镫金属股份有限公司 | Integrated female shaft structure |
| CN104421324A (en) * | 2013-08-19 | 2015-03-18 | 纬创资通股份有限公司 | Pivot mechanism capable of changing axle center position and electronic device thereof |
-
2009
- 2009-04-09 CN CN200920009498U patent/CN201391535Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200168A (en) * | 2010-03-26 | 2011-09-28 | 元镫金属股份有限公司 | Rotation shaft structure with elastic prop location |
| CN102444660A (en) * | 2010-09-30 | 2012-05-09 | 比亚迪股份有限公司 | Rotating shaft structure |
| CN102650316A (en) * | 2011-02-25 | 2012-08-29 | 元镫金属股份有限公司 | Integrated female shaft structure |
| CN102650316B (en) * | 2011-02-25 | 2014-05-14 | 元镫金属股份有限公司 | Integrated female shaft structure |
| CN104421324A (en) * | 2013-08-19 | 2015-03-18 | 纬创资通股份有限公司 | Pivot mechanism capable of changing axle center position and electronic device thereof |
| CN104421324B (en) * | 2013-08-19 | 2017-04-12 | 纬创资通股份有限公司 | Pivot mechanism capable of changing axle center position and electronic device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20110409 |