CN205654706U - Excurvation pivot - Google Patents
Excurvation pivot Download PDFInfo
- Publication number
- CN205654706U CN205654706U CN201620321202.0U CN201620321202U CN205654706U CN 205654706 U CN205654706 U CN 205654706U CN 201620321202 U CN201620321202 U CN 201620321202U CN 205654706 U CN205654706 U CN 205654706U
- Authority
- CN
- China
- Prior art keywords
- gear
- pedestal
- pivot part
- pivot
- pars contractilis
- 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.)
- Active
Links
Landscapes
- Gears, Cams (AREA)
Abstract
The utility model relates to an excurvation pivot, including first pedestal, the second pedestal, first pivot portion, second pivot portion, first gear, the second gear, third gear and fourth gear, first pivot partial other and first pedestal and the pin joint of second pedestal, second pivot partial other and first pedestal and the pin joint of second pedestal, first gear and second gear press from both sides respectively to be located between first pedestal and the second pedestal, the first gear engages with the second gear, the third gear is fixed in in the first pivot portion, the third gear meshes with one side of first pedestal, the fourth gear is fixed in in the second pivot portion, the fourth gear meshes with the opposite side of first pedestal, this excurvation pivot simple structure, low in production cost, the pivot is nimble, small friction between the spare part, long service life, in addition, owing to set up first pars contractilis and second pars contractilis for at the in -process of two relative pivots of part, the clearance between two articles remains the unanimity throughout, accords with the high requirement of user to the quality.
Description
Technical field
This utility model relates to connector technical field, particularly relates to a kind of excurvation rotating shaft.
Background technology
Excurvation rotating shaft is a kind of connector for connecting two objects being mutually pivoted.Existing excurvation rotating shaft
Structure is complicated, and production cost is high, pivots dumb, and between parts, frictional force is big, and service life is short, deposits
In the necessity improved.
Summary of the invention
This utility model provides a kind of excurvation rotating shaft for overcoming drawbacks described above, and this excurvation pivot structure is simple,
Production cost is low, pivots flexibly, and between parts, frictional force is little, and service life is long；Additionally, due to arrange
First pars contractilis and the second pars contractilis so that during two parts are pivoted relative to each other, two objects it
Between gap always consistent, meet user's high request to quality.
For achieving the above object, this utility model adopts the following technical scheme that.
A kind of excurvation rotating shaft, including the first pedestal, the second pedestal, the first pivot part, the second pivot part, the
One gear, the second gear, the 3rd gear and the 4th gear, described first pivot part respectively with described First
Body and described second pedestal pivot joint, described second pivot part respectively with described first pedestal and described second pedestal
Pivot joint, described first gear and described second gear are located in described first pedestal and described second pedestal respectively
Between, described first gear engages with described second gear, and described 3rd gear is fixed on described first and pivots
In portion, described 3rd gear engages with the side of described first pedestal, and described 4th gear is fixed on described
In two pivot parts, described 4th gear engages with the opposite side of described first pedestal.
Wherein, described first pivot part is mutually symmetrical with described second pivot part, and described 3rd gear is with described
4th gear is mutually symmetrical with.
Wherein, described first gear respectively with described first pedestal and described second pedestal pivot joint, described second
Gear respectively with described first pedestal and described second pedestal pivot joint.
Wherein, described first gear extends the first fixed plate, and described first fixed plate pivots with described first
Portion is fixing to be connected, and described second gear extends the second fixed plate, described second fixed plate and described second pivot
Transfer part is fixing to be connected.
Wherein, described excurvation rotating shaft also includes that the first pars contractilis, described first pars contractilis pivot with described first
Portion is slidably connected, and offers the first through hole in described first pars contractilis, and the outer end of described first pivot part is inserted
Described first through hole, is additionally provided with the 5th gear in described first pivot part, the inner of described first pars contractilis is prolonged
Stretching out the first tooth bar, described 3rd gear and described first tooth bar engage with described 5th gear respectively.
Wherein, the inwall of described first through hole is provided with the first positioning strip, described first pivot part corresponding described the
The position of one positioning strip is provided with the first locating slot, and described first positioning strip embeds described first locating slot.
Wherein, described excurvation rotating shaft also includes that the second pars contractilis, described second pars contractilis pivot with described second
Portion is slidably connected, and offers the second through hole in described second pars contractilis, and the outer end of described second pivot part is inserted
Described second through hole, is additionally provided with the 6th gear in described second pivot part, the inner of described second pars contractilis is prolonged
Stretching out the second tooth bar, described 4th gear and described second tooth bar engage with described 6th gear respectively.
Wherein, the inwall of described second through hole is provided with the second positioning strip, described second pivot part corresponding described the
The position of two positioning strips is provided with the second locating slot, and described second positioning strip embeds described second locating slot.
Wherein, the both sides of described first pivot part offer the first chute and the second chute respectively, and described first
The inner both sides of pars contractilis each extend over out the first draw runner and the second draw runner, and described first draw runner inserts described the
One chute, described second draw runner inserts described second chute, and the both sides of described second pivot part offer respectively
3rd chute and the 4th chute, the both sides of described second pars contractilis the inner each extend over out the 3rd draw runner and the 4th
Draw runner, described 3rd draw runner inserts described 3rd chute, and described 4th draw runner inserts described 4th chute.
Wherein, described first pars contractilis and described second pars contractilis offer fixed via respectively, and described first
The both sides of pedestal are respectively symmetrically and are provided with the 7th gear and eighth gear, described 7th gear and described eighth gear
Respectively with described First body by integral forming, described 3rd gear engages with described 7th gear, and the described 4th
Gear engages with described eighth gear.
The beneficial effects of the utility model are: a kind of excurvation rotating shaft of the present utility model, including the first pedestal,
Second pedestal, the first pivot part, the second pivot part, the first gear, the second gear, the 3rd gear and the 4th
Gear, described first pivot part respectively with described first pedestal and described second pedestal pivot joint, described second pivot
Transfer part respectively with described first pedestal and described second pedestal pivot joint, described first gear and described second gear
It is located in respectively between described first pedestal and described second pedestal, described first gear and described second gear
Engagement, described 3rd gear is fixed in described first pivot part, described 3rd gear and described first pedestal
Side engagement, described 4th gear is fixed in described second pivot part, described 4th gear and described the
The opposite side engagement of one pedestal；This excurvation pivot structure is simple, and production cost is low, pivots flexibly, parts
Between frictional force little, service life is long；Additionally, due to be provided with the first pars contractilis and the second pars contractilis, make
Must be during two parts be pivoted relative to each other, the gap between two objects is always consistent, meets use
The family high request to quality.
Accompanying drawing explanation
With accompanying drawing, the utility model is described in further detail, but the embodiment in accompanying drawing does not constitute this practicality new
Any restriction of type.
Fig. 1 is the structural representation of a kind of excurvation rotating shaft deployed condition of the present utility model.
Fig. 2 is the structural representation of a kind of excurvation rotating shaft closure state of the present utility model.
Detailed description of the invention
Being further described this utility model with embodiment below in conjunction with the accompanying drawings, this is of the present utility model
Preferred embodiment.
Embodiment.
As depicted in figs. 1 and 2, a kind of excurvation rotating shaft of the present utility model, including the first pedestal 1, second
Pedestal the 2, first pivot part the 3, second pivot part the 4, first gear the 7, second gear the 8, the 3rd gear 13
With the 4th gear 14, described first pivot part 3 respectively with described first pedestal 1 and described second pedestal 2 pivot
Connect, described second pivot part 4 respectively with described first pedestal 1 and described second pedestal 2 pivot joint, described
One gear 7 and described second gear 8 are located between described first pedestal 1 and described second pedestal 2 respectively,
Described first gear 7 engages with described second gear 8, and described 3rd gear 13 is fixed on described first and pivots
In portion 3, described 3rd gear 13 engages with the side of described first pedestal 1, and described 4th gear 14 is solid
In described second pivot part 4, described 4th gear 14 engages with the opposite side of described first pedestal 1,
First pivot part 3 is mutually symmetrical with described second pivot part 4, described 3rd gear 13 and described 4th gear
14 is mutually symmetrical with, the first gear 7 respectively with described first pedestal 1 and described second pedestal 2 pivot joint, described
Second gear 8 respectively with described first pedestal 1 and described second pedestal 2 pivot joint.
This excurvation pivot structure is simple, and production cost is low, pivots flexibly, and between parts, frictional force is little, makes
Use the life-span long；Additionally, due to be provided with the first pars contractilis and the second pars contractilis so that relative at two parts
During pivot, the gap between two objects is always consistent, meets user's high request to quality.
First gear 7 of the present embodiment extends the first fixed plate 9, described first fixed plate 9 and described the
One pivot part 3 is fixing to be connected, and described second gear 8 extends the second fixed plate 10, described second fixed plate
10 fixing with described second pivot part 4 are connected.This arranges simple in construction, when the first pivot part 3 rotates
Time can drive the first gear 7 to rotate by the first fixed plate 9, and the first gear 7 drives again the second gear 8
Rotating, the second gear 8 drives the second pivot part 4 to rotate by the second fixed plate 10.
The excurvation rotating shaft of the present embodiment also includes the first pars contractilis 5, and described first pars contractilis 5 is with described first
Pivot part 3 is slidably connected, and offers the first through hole, described first pivot part 3 in described first pars contractilis 5
Outer end insert described first through hole, be additionally provided with the 5th gear 15 in described first pivot part 3, described first
The first tooth bar 11, described 3rd gear 13 and described first tooth bar 11 are extended respectively in the inner of pars contractilis 5
Engage with described 5th gear 15；Excurvation rotating shaft also includes the second pars contractilis 6, described second pars contractilis 6 with
Described second pivot part 4 is slidably connected, and offers the second through hole in described second pars contractilis 6, and described second
Described second through hole is inserted in the outer end of pivot part 4, is additionally provided with the 6th gear 16 in described second pivot part 4,
The second tooth bar 12, described 4th gear 14 and described second tooth are extended in the inner of described second pars contractilis 6
Articles 12 engage with described 6th gear 16 respectively.This arranges simple in construction, it is easy to molding so that first stretches
Contracting portion 5 and the second pars contractilis 6 can realize stretching motion during the most curved axis of rotation so that two
During individual parts are pivoted relative to each other, the gap between two objects is always consistent.
The inwall of first through hole of the present embodiment is provided with the first positioning strip, and described first pivot part 3 is corresponding described
The position of the first positioning strip is provided with the first locating slot, and described first positioning strip embeds described first locating slot；The
The inwall of two through holes is provided with the second positioning strip, the position of corresponding described second positioning strip of described second pivot part 4
Being provided with the second locating slot, described second positioning strip embeds described second locating slot.This arranges simple in construction, easily
In molding, it is possible to prevent the first pars contractilis 5 from relative to the first pivot part 3, lateral displacement occurring, prevent second
There is lateral displacement relative to the second pivot part 4 in pars contractilis 6, strengthens the structural stability of excurvation rotating shaft.
The both sides of first pivot part 3 of the present embodiment offer the first chute and the second chute respectively, and described
The both sides of one pars contractilis 5 the inner each extend over out the first draw runner 19 and the second draw runner 20, described first draw runner
19 insert described first chute, and described second draw runner 20 inserts described second chute, described second pivot part 4
Both sides offer the 3rd chute and the 4th chute respectively, the both sides of described second pars contractilis 6 the inner are prolonged respectively
Stretching out the 3rd draw runner 21 and the 4th draw runner 22, described 3rd draw runner 21 inserts described 3rd chute, and described
Four draw runners 22 insert described 4th chute.This arranges simple in construction, it is easy to molding, it is simple to the first pars contractilis 5
Or second stretching motion of pars contractilis 6, practicality is good.
First pars contractilis 5 and described second pars contractilis 6 of the present embodiment offer fixed via respectively, fixing
Through hole is for installing the object needing to pivot.
The both sides of first pedestal 1 of the present embodiment are respectively symmetrically and are provided with the 7th gear 17 and eighth gear 18,
Described 7th gear 17 and described eighth gear 18 are one-body molded with described first pedestal 1 respectively, and described
Three gears 13 engage with described 7th gear 17, and described 4th gear 14 engages with described eighth gear 18.
This arranges simple in construction, it is easy to molding, it is simple to moving the first pivot part 3 when, by the 7th gear
17 drive the 3rd gear 13 to rotate, and moving the second pivot part 4 when, are driven by eighth gear 18
4th gear 14 rotates.
Principle of the present utility model is: user moves the first pivot part 3 so that the first pivot part 3 rotates,
3rd gear 13 is rotated, and the 3rd gear 13 drives the 5th gear 15 to rotate, and the 5th gear 15 drives
First tooth bar 11 moves, so that the first pars contractilis 5 does stretching motion；While above-mentioned motion is carried out,
First pivot part 3 rotates and the first gear 7 is rotated, and drives the second gear 8 to rotate, and then drives second
Pivot part 4 rotates；And during the second pivot part 4 rotates, its operating principle and the first pivot part 3 phase
With, repeat no more here.
Last it should be noted that, above example is only in order to illustrate the technical solution of the utility model, rather than
Restriction to this utility model protection domain, although having made in detail this utility model with reference to preferred embodiment
Illustrate, it will be understood by those within the art that, the technical solution of the utility model can be repaiied
Change or equivalent, without deviating from the spirit and scope of technical solutions of the utility model.
Claims (10)
1. an excurvation rotating shaft, it is characterized in that: include the first pedestal, second pedestal, first pivot part, second pivot part, first gear, second gear, 3rd gear and the 4th gear, described first pivot part respectively with described first pedestal and described second pedestal pivot joint, described second pivot part respectively with described first pedestal and described second pedestal pivot joint, described first gear and described second gear are located between described first pedestal and described second pedestal respectively, described first gear engages with described second gear, described 3rd gear is fixed in described first pivot part, described 3rd gear engages with the side of described first pedestal, described 4th gear is fixed in described second pivot part, described 4th gear engages with the opposite side of described first pedestal.
A kind of excurvation rotating shaft the most according to claim 1, it is characterised in that: described first pivot part is mutually symmetrical with described second pivot part, and described 3rd gear is mutually symmetrical with described 4th gear.
A kind of excurvation rotating shaft the most according to claim 1, it is characterised in that: described first gear respectively with described first pedestal and described second pedestal pivot joint, described second gear respectively with described first pedestal and described second pedestal pivot joint.
A kind of excurvation rotating shaft the most according to claim 3, it is characterized in that: described first gear extends the first fixed plate, described first fixed plate is fixing with described first pivot part to be connected, described second gear extends the second fixed plate, and described second fixed plate is fixing with described second pivot part to be connected.
A kind of excurvation rotating shaft the most according to claim 1, it is characterized in that: also include the first pars contractilis, described first pars contractilis is slidably connected with described first pivot part, the first through hole is offered in described first pars contractilis, described first through hole is inserted in the outer end of described first pivot part, being additionally provided with the 5th gear in described first pivot part, the first tooth bar is extended in the inner of described first pars contractilis, and described 3rd gear and described first tooth bar engage with described 5th gear respectively.
A kind of excurvation rotating shaft the most according to claim 5, it is characterized in that: the inwall of described first through hole is provided with the first positioning strip, the position of corresponding described first positioning strip of described first pivot part is provided with the first locating slot, and described first positioning strip embeds described first locating slot.
A kind of excurvation rotating shaft the most according to claim 6, it is characterized in that: also include the second pars contractilis, described second pars contractilis is slidably connected with described second pivot part, the second through hole is offered in described second pars contractilis, described second through hole is inserted in the outer end of described second pivot part, being additionally provided with the 6th gear in described second pivot part, the second tooth bar is extended in the inner of described second pars contractilis, and described 4th gear and described second tooth bar engage with described 6th gear respectively.
A kind of excurvation rotating shaft the most according to claim 7, it is characterized in that: the inwall of described second through hole is provided with the second positioning strip, the position of corresponding described second positioning strip of described second pivot part is provided with the second locating slot, and described second positioning strip embeds described second locating slot.
A kind of excurvation rotating shaft the most according to claim 8, it is characterized in that: the both sides of described first pivot part offer the first chute and the second chute respectively, the both sides of described first pars contractilis the inner each extend over out the first draw runner and the second draw runner, described first draw runner inserts described first chute, described second draw runner inserts described second chute, the both sides of described second pivot part offer the 3rd chute and the 4th chute respectively, the both sides of described second pars contractilis the inner each extend over out the 3rd draw runner and the 4th draw runner, described 3rd draw runner inserts described 3rd chute, described 4th draw runner inserts described 4th chute.
A kind of excurvation rotating shaft the most according to claim 9, it is characterized in that: described first pars contractilis and described second pars contractilis offer fixed via respectively, the both sides of described first pedestal are respectively symmetrically and are provided with the 7th gear and eighth gear, described 7th gear and described eighth gear respectively with described First body by integral forming, described 3rd gear engages with described 7th gear, and described 4th gear engages with described eighth gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620321202.0U CN205654706U (en) | 2016-04-15 | 2016-04-15 | Excurvation pivot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620321202.0U CN205654706U (en) | 2016-04-15 | 2016-04-15 | Excurvation pivot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205654706U true CN205654706U (en) | 2016-10-19 |
Family
ID=57391289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620321202.0U Active CN205654706U (en) | 2016-04-15 | 2016-04-15 | Excurvation pivot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205654706U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159649A (en) * | 2019-03-29 | 2019-08-23 | 联想(北京)有限公司 | Connect mould group and electronic equipment |
| WO2019174478A1 (en) * | 2018-03-12 | 2019-09-19 | 深圳市柔宇科技有限公司 | Hinge unit, housing, and electronic device |
| CN110332219A (en) * | 2019-08-02 | 2019-10-15 | 东莞市劲丰电子有限公司 | It is interactive to be folded outward rotating mechanism |
-
2016
- 2016-04-15 CN CN201620321202.0U patent/CN205654706U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019174478A1 (en) * | 2018-03-12 | 2019-09-19 | 深圳市柔宇科技有限公司 | Hinge unit, housing, and electronic device |
| CN110159649A (en) * | 2019-03-29 | 2019-08-23 | 联想(北京)有限公司 | Connect mould group and electronic equipment |
| CN110332219A (en) * | 2019-08-02 | 2019-10-15 | 东莞市劲丰电子有限公司 | It is interactive to be folded outward rotating mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205654706U (en) | Excurvation pivot | |
| CN201356522Y (en) | Structure of telescopic link | |
| CN205437199U (en) | Novel chuck | |
| CN201810736U (en) | External circulating ball screw | |
| CN203515083U (en) | Invisible hinge | |
| CN205485748U (en) | Combination upset pivot structure | |
| CN202775309U (en) | Child game bed and joint structure thereof | |
| CN201814521U (en) | Telescopic rod rotary lock type mop | |
| CN205713586U (en) | Hinge | |
| CN205485740U (en) | Combination upset pivot structure of institutional advancement | |
| CN201190718Y (en) | Locking pieces | |
| CN204416020U (en) | A kind of new-type box body automatic opening structure | |
| CN206816660U (en) | A kind of rotating assembly | |
| TWM344024U (en) | Pivot structure with resilient locking assembly | |
| CN205012822U (en) | Shower is pivot mechanism for room | |
| CN204467951U (en) | A kind of floor brush of dust collector | |
| CN204166447U (en) | Display and keyboard, mouse coupling arrangement | |
| CN210866136U (en) | Full-automatic chip packaging machine | |
| CN203716721U (en) | External force damping device | |
| CN205696084U (en) | Improved generation car key package is detained | |
| CN204336816U (en) | Vertical type dust collector | |
| CN208688706U (en) | A kind of O-shaped sealing ring device for testing tensile force | |
| CN101117869B (en) | Thrusting lock | |
| CN207889414U (en) | A kind of special ruler for accountants | |
| CN207313883U (en) | A kind of plug-in oil-containing pin-lift arrangement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 2, Shangli Road, Shipai Town, Dongguan City, Guangdong Province, 523000 Patentee after: DONGGUAN JINFENG ELECTRONIC Co.,Ltd. Address before: 523000 Shangbian Village, Puxin Industrial Zone, Shipai Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN JINFENG ELECTRONIC Co.,Ltd. |