CN205639276U - Pivot mechanism that opens and shuts is extended to order - Google Patents
Pivot mechanism that opens and shuts is extended to order Download PDFInfo
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- CN205639276U CN205639276U CN201620446935.7U CN201620446935U CN205639276U CN 205639276 U CN205639276 U CN 205639276U CN 201620446935 U CN201620446935 U CN 201620446935U CN 205639276 U CN205639276 U CN 205639276U
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Abstract
The utility model discloses a pivot mechanism that opens and shuts is extended to order, the inside one end lateral wall of box body is formed with firstly, two stroke groove holes, other end lateral wall becomes to have firstly, two arc walls, the proper ability holding of an extension module is in the box body, torsion and travel control mechanism one end hinge an extension module, the other end has cross -under in the downthehole tip axle of stroke groove, the 2nd extension module can rotate the settlement angle relatively around the centre of a circle of box body arc wall and locate the extension module outside, the 2nd extension module outside first, two arc guide piece activities are inserted in the arc wall, elastic component one end is located on the box body, the other end is with elasticity normality crimping in the 2nd extension module one end, the backstop piece is located on the box body, backstop piece one end can the tight bottom of supporting the 2nd extension module of elasticity, the utility model discloses can improve the relevant too big random sliding phenomenon that causes of the component degree of freedom that opens and shuts, it is more stable and reliable to make opening and shutting of this type of pivot mechanism move.
Description
Technical field
This utility model relates to a kind of turning gear, particularly to a kind of folding control device being applicable to electronic equipment foot rest.
Background technology
Owing to tablet PC etc mobile device generally has to hold use with both hands, not only easily produce tired sense, even if be placed on such as laptop position, the most often have the phenomenon generation rocking sliding, cause puzzlement to the operation of user.Improving this shortcoming, modal mode is installing support foot rest, erects angle for this type of mobile device is supported into one by foot rest, carries out more convenient stable and labour-saving manipulation state.
In existing this type of tablet PC mobile device that support foot rest is set, support foot rest generally makes one end position with tablet PC pivot joint, the other end is then movable force side, the back side folded at tablet PC running gear can be developed when whole foot rest does not uses, or in use, raise into various different support angle with foot rest pivot joint positioning end for action axle center.Owing to foot rest must be positioned at Difference angles depending on the demand of user, therefore, foot rest pivot end generally has to use to including and opens or turning gear that the associated mechanisms of closed mode and angular positioning member are formed for coordinating.But the angle that the open-and-close mechanism of this type of turning gear existing can be opened is less, simultaneously, due to the relevant slide switching mechanism group to each other of the foot rest connector of turning gear, to connect degree of freedom relatively big, easily produces more unstable random slip, causes puzzlement to user.
Utility model content
In order to make up above deficiency, this utility model provides a kind of order and extends folding turning gear, and this order extends folding turning gear can strengthen the opening angle of this type of turning gear, and makes opening and closing movement more stable and reliable.
nullIn order to solve its technical problem, this utility model be the technical scheme is that a kind of order extends folding turning gear，Including box body、First extension assembly、Torsion and range controlling mechanism、Second extension assembly、Elastic parts and stop tab，This box bottom is provided with the Extendible flake for assembling electronic equipment，An interior accommodating space is formed inside box body，The two side of tray interior one end is respectively formed with first、Two stroke slotted eyes，Tray interior other end two side is respectively formed with first、Two arcuate grooves，First extension assembly be able to be placed in the interior accommodating space of box body，First extension assembly one side bottom is provided with arcuate bottom end，On hinged described first extension assembly of torsion and range controlling mechanism one end，Torsion and the range controlling mechanism other end are then provided with one end axle，This end axis is connected in box body in the stroke slotted eye of two opposite sides respectively，Second extension assembly is located at outside the first extension assembly，Set angle can be relatively rotated around the center of circle, box body arcuate groove place between first extension assembly and the second extension assembly，Second extension assembly outer surface is provided with has the first of measured length、Two arc guide cards，This is first years old、Two arc guide card activities are inserted in the arcuate groove on described box side wall，Elastic parts one end is located on box body，The other end is crimped on second extension assembly one end with elastic force normality，Stop tab is located on box body，Stop tab one end can the elastic bottom tight against the second extension assembly.
As further improvement of the utility model, described box body is made up of first and second half shell splicing of symmetrical configuration, first and second Extendible flake is formed respectively in first and second half shell, first and second Extendible flake combination forms Extendible flake, first extension assembly is made up of first and second half constituting parts splicings, first and second arcuate bottom end is formed respectively in first and second half constituting partss, first and second arcuate bottom end is spliced into the arcuate bottom end on the first extension assembly, and the second extension assembly is made up of first and second half sliding parts.
As further improvement of the utility model, described torsion and range controlling mechanism include a torsion external member, and this torsion external member is below with a connecting piece, and end axis is located on this connection sheet.
As further improvement of the utility model, one end of this torsion external member is provided with born of the same parents' axle sleeve, is additionally provided with an axostylus axostyle, and axostylus axostyle is arranged in born of the same parents' axle sleeve, first extension assembly is provided with first and second relative slotted eye, and these axostylus axostyle two ends are respectively positioned in described first and second relative slotted eye.
As further improvement of the utility model, the structure that can relatively rotate set angle between described first extension assembly and the second extension assembly around the center of circle, box body arcuate groove place is: be respectively equipped with first and second guide rail on two lateral walls of the first extension assembly, being formed with third and fourth guide rail of arc sheet inside described second extension assembly, third and fourth guide rail is respectively equipped with first and second arc fluting for being slidably engaged first and second guide rail on the sidewall of first and second guide rail.
As further improvement of the utility model, third and fourth guide rail of described second extension assembly is respectively equipped with overhanging first and second towards one end of the first extension assembly and boosts portion, first and second portion of boosting is positioned at the front lower of described first extension assembly, and first and second boosts the back lower place, portion is provided with relative backstop end.
As further improvement of the utility model, described elastic parts is torsion spring, and its one end is provided with first and second side, and it forms closing U-shaped structure for the other end of elastic force normality crimping；Box body is provided with accommodating chamber, and it is provided with first and second slot in the side of described accommodating chamber, accommodating chamber opposite side forms the peristome connected with interior accommodating space, elastic parts is located in described accommodating chamber, first and second side being provided with the bearing pin elastic parts one end supplying elastic parts to wear in accommodating chamber is plugged in described first and second slot respectively, and the closing U-shaped structure of the elastic parts other end is just stretched out from peristome and can be tight against second extension assembly one end.
As further improvement of the utility model, described second extension assembly one end is respectively equipped with an extension low order portion, and the elastic parts other end is crimped in described extension low order portion.
As further improvement of the utility model, described stop tab is provided with one and tiltedly sticks up arc dististyle, second extension assembly one end is respectively equipped with the backstop end tiltedly sticking up arc dististyle towards this, and is respectively equipped with the above-mentioned recess tiltedly sticking up arc dististyle of cooperation in the second setting position, extension assembly bottom surface.
As further improvement of the utility model, described stop tab one end is fixedly arranged on an opposed concave district of box body inside bottom surface, stop tab is tiltedly stuck up arc dististyle with vacant state towards the backstop end, one end of the second extension assembly and bottom surface recess thereof.
Advantageous Effects of the present utility model is: this utility model makes the first extension assembly and the second extension assembly can upspring in advance an angle conveniently raised by elastic parts, and via described stop tab preliminary backstop the second extension assembly, after continuing to be opened to a set angle for the first extension assembly, synchronizing drive the first extension assembly and the second extension assembly, thus the opening angle of this type of turning gear can be strengthened, more because using extension to raise the most outward, thus excessive the caused random sliding phenomenon of relevant folding degree of freedom of link can be improved, the opening and closing movement making this type of turning gear is more stable and reliable.
Accompanying drawing explanation
Fig. 1 is exploded view of the present utility model；
Fig. 2 is the second extension assembly of the present utility model and stop tab stereo amplification figure；
Fig. 3 is axonometric chart of the present utility model；
Fig. 4 be in Fig. 3 A-A to sectional view；
Fig. 5 be in Fig. 4 B-B to sectional view；
Fig. 6 is the position sectional view of upspringing in Fig. 4；
Fig. 7 is the partial sectional perspective view of Fig. 6；
Fig. 8 be Fig. 6 continue on action sectional view；
Fig. 9 is the stereoscopic-state figure being in Fig. 8 state；
Figure 10 is next mechanism action schematic diagram continuing on action at Fig. 8；
Figure 11 is that Fig. 8 position is to full opening of state sectional view.
Detailed description of the invention
nullEmbodiment: a kind of order extends folding turning gear，Including box body、First extension assembly、Torsion and range controlling mechanism、Second extension assembly、Elastic parts 80 and stop tab 90，This box bottom is provided with the Extendible flake for assembling electronic equipment，An interior accommodating space is formed inside box body，The two side of tray interior one end is respectively formed with first、Two stroke slotted eyes 12、22，Tray interior other end two side is respectively formed with first、Two arcuate grooves 13、23，First extension assembly be able to be placed in the interior accommodating space of box body，First extension assembly one side bottom is provided with arcuate bottom end，On hinged described first extension assembly of torsion and range controlling mechanism one end，Torsion and the range controlling mechanism other end are then provided with one end axle 52，This end axis is connected in box body in the stroke slotted eye of two opposite sides respectively，Second extension assembly is located at outside the first extension assembly，Set angle can be relatively rotated around the center of circle, box body arcuate groove place between first extension assembly and the second extension assembly，Second extension assembly outer surface is provided with has the first of measured length、Two arc guide cards 62、72，This is first years old、Two arc guide card activities are inserted in the arcuate groove on described box side wall，Elastic parts one end is located on box body，The other end is crimped on second extension assembly one end with elastic force normality，Stop tab is located on box body，Stop tab one end can the elastic bottom tight against the second extension assembly.
nullDescribed box body is by the first of symmetrical configuration、Two half shells 10、20 splicings composition (integral with the Component composition of bolt 100 etc via default laterally opposed through hole)，First、First is formed respectively in two half shells、Two Extendible flakes 11、21，First、Two Extendible flake combinations form Extendible flake，First extension assembly is by first、2 half constituting partss 30、40 splicing compositions (above-mentioned first、2 half constituting partss 30、40 at one end can engage gearing one foot rest with the group connection member of connecting bolt 101 etc，And can be integral with the Component composition of screw 103 etc via relatively transverse through hole)，First、First is formed respectively in 2 half constituting partss、Two arcuate bottom ends 33、43，First、Two arcuate bottom ends are spliced into the arcuate bottom end on the first extension assembly，Second extension assembly is by first、2 half sliding parts 60、70 compositions.
Described torsion and range controlling mechanism include a torsion external member 50, this torsion external member is below with a connecting piece 51, end axis is located on this connection sheet, and this structure can position these end axis 52 two ends to increase stability with the assembly snapping of packing assembly buckle 102 etc after making end axis 52 two ends be connected to first and second relative travel slotted eye 12,22 of above-mentioned first and second half shell 10,20 respectively.
One end of this torsion external member is provided with born of the same parents' axle sleeve 53, it is additionally provided with an axostylus axostyle 54, axostylus axostyle is arranged in born of the same parents' axle sleeve, first extension assembly is provided with first and second relative slotted eye 32,42, these axostylus axostyle two ends are respectively positioned in described first and second relative slotted eye, for when the torsion external member 50 of described torsion and range controlling mechanism deflects with opening and closing movement, produce desired torsion positioning function.
The structure that can relatively rotate set angle between described first extension assembly and the second extension assembly around the center of circle, box body arcuate groove place is: be respectively equipped with first and second guide rail 31,41 on two lateral walls of the first extension assembly, being formed with third and fourth guide rail of arc sheet inside described second extension assembly, third and fourth guide rail is respectively equipped with first and second arc fluting 61,71 for being slidably engaged first and second guide rail on the sidewall of first and second guide rail.
Third and fourth guide rail of described second extension assembly is respectively equipped with overhanging first and second towards one end of the first extension assembly and boosts portion 63,73, first and second portion of boosting is positioned at the front lower of described first extension assembly, and first and second boosts the back lower place, portion is provided with relative backstop end 76.
Described elastic parts is torsion spring, and its one end is provided with first and second side 81,82, and it forms closing U-shaped structure 83 for the other end of elastic force normality crimping；Box body is provided with accommodating chamber (by first, in two half shells first, two accommodating chambers 14, 24 are spliced), and it is provided with first in the side of described accommodating chamber, two slots 15, 25, accommodating chamber opposite side forms the peristome connected with interior accommodating space, elastic parts is located in described accommodating chamber, being provided with the bearing pin worn for elastic parts in accommodating chamber (can be for combining above-mentioned first, two half shells 10, a wherein bolt 100 of 20) elastic parts one end first, dual side-edge is plugged in described first respectively, in two slots, the closing U-shaped structure of the elastic parts other end is just stretched out from peristome and can be tight against second extension assembly one end.
Described second extension assembly one end is respectively equipped with an extension low order portion (forming first and second extension low order portion 64,74 on first and second half sliding parts respectively), and the elastic parts other end is crimped in described extension low order portion.
Described stop tab is provided with one and tiltedly sticks up arc dististyle 91, second extension assembly one end is respectively equipped with the backstop end tiltedly sticking up arc dististyle towards this, and is respectively equipped with the above-mentioned recess (forming first and second recess 65,75 on first and second half sliding parts respectively) tiltedly sticking up arc dististyle of cooperation in the second setting position, extension assembly bottom surface.
Described stop tab one end is fixedly arranged on an opposed concave district 26 of box body inside bottom surface, stop tab is tiltedly stuck up arc dististyle with vacant state towards the backstop end, one end of the second extension assembly and bottom surface recess thereof.
nullUnder normally off as shown in Fig. 4 figure，It is used for engaging the first of the device for spreading interlocking a foot rest etc、2 half constituting partss 30、40 the first extension assemblies formed are when leg frame positioning device not yet discharges，To develop in whole turning gear surface，After leg frame positioning device does not discharges，Such as Fig. 1、Shown in 6 and 7，It is pressed against described first with elastic force normality、2 half sliding parts 60、70 are formed the second extension assembly the extension low order portion 64 closed、Elastic parts 80 other end 83 of 74 will thus press under stress，Make described first、2 half constituting partss 30、40 the first extension assemblies and first formed、2 half sliding parts 60、70 are formed the second extension assembly deflects simultaneously，And make first、2 half sliding parts 60、The first of 70 the second extension assemblies formed、Two boost portion 63、73 are boosted first by bottom、2 half constituting partss 30、40 the first extension assemblies formed，Make above-mentioned first、2 half constituting partss 30、40 the first extension assemblies formed thus eject one setting opening angle，User force is facilitated to open foot rest；Under this preliminary open mode, tiltedly the sticking up arc dististyle 91 and will be resisted against this above-mentioned first and second half relative backstop ends 76 of sliding part 60,70 tentatively producing displacement simultaneously of stop tab 90, the second extension assembly making first and second half sliding parts 60,70 be formed temporarily ceases because of the deflection action pulling open foot rest and produce that persistently exerts a force.
nullSuch as Fig. 1、Shown in 8 and 9 figures，Due to first、2 half sliding parts 60、70 the second extension assemblies formed temporarily cease deflection，When user continuation force opens foot rest，First、2 half constituting partss 30、40 the first extension assemblies formed will be because of above-mentioned first、Two guide rails 31、41 are slidably engaged to first、2 half sliding parts 60、The arc fluting 61 of 70 the second extension assemblies formed、71，And continue to be opened to a greater angle as shown in Figure 8 outward，During this is persistently opened，The connection sheet 51 combined below torsion external member 50 and end axis 52 thereof will retreat along direction shown in arrow，Make above-mentioned end axis 52 above-mentioned first、Two half shells 10、Relative the first of 20、Two stroke slotted eyes 12、22 move to right side as depicted close to first、Two stroke slotted eyes 12、The right side endpoint location of 22.
nullWhen first、2 half constituting partss 30、40 the first extension assemblies formed continue to turn right move to first because opening the angle of foot rest、Two stroke slotted eyes 12、During the end position to the greatest extent of the right side of 22，Mechanism action schematic diagram as shown in Figure 10，First、2 half constituting partss 30、40 the first extension assemblies first formed、Two arcuate bottom ends 33、43 have center of rotation O originally as described first extension assembly first、Two arcuate bottom ends 33、The action axle center of 43 deflects，Simultaneously，Above-mentioned end axis 52 is above-mentioned first、Two half shells 10、Relative the first of 20、Two stroke slotted eyes 12、In 22 moving process，First、2 half constituting partss 30、40 the first extension assemblies formed are to deflect with one first AnchorPoint O1 for action axle center，But when above-mentioned end axis 52 moves to first、Two stroke slotted eyes 12、22 right end position time，To be limited by stop，Now，The first of heavy line position is continued to move to by imaginary line position、2 half constituting partss 30、40 the first extension assemblies formed will move on to one second AnchorPoint O2 as action axle center，And be pressed against an O3 one and urge first、2 half sliding parts 60、70 the second extension assemblies formed，Make first、2 half sliding parts 60、70 the second extension assemblies formed start stress and move toward extrinsic deflection，Form extension mechanism action the most outward，Now，Originally first is moved to、Two stroke slotted eyes 12、The end axis 52 of 22 right end starts reversely to move to left.As shown in Fig. 1 and 11, can be by first via above mechanism action, 2 half constituting partss 30, 40 the first extension assemblies formed are opened to maximum opening angle, until above-mentioned end axis 52 moves to first, two stroke slotted eyes 12, 22 left distal end, and make first, 2 half sliding parts 60, the outer surface first of 70 the second extension assemblies formed, two arc guide cards 62, 72 limit slippage are in above-mentioned first, two half shells 10, the first of 20 relative positions, two arcuate grooves 13, 23, and make the arc dististyle 91 that tiltedly sticks up of above-mentioned stop tab 90 be resisted against first, 2 half sliding parts 60, the first of 70 the second extension assemblies formed, two recess 65, 75.Otherwise, then the first extension assembly Guan Bi that as above-mentioned contrary program, first and second half constituting partss 30,40 can be formed closed position as shown in Fig. 1 and 4.
Claims (10)
- null1. an order extends folding turning gear，It is characterized by: include box body、First extension assembly、Torsion and range controlling mechanism、Second extension assembly、Elastic parts (80) and stop tab (90)，This box bottom is provided with the Extendible flake for assembling electronic equipment，An interior accommodating space is formed inside box body，The two side of tray interior one end is respectively formed with first、Two stroke slotted eyes (12、22)，Tray interior other end two side is respectively formed with first、Two arcuate grooves (13、23)，First extension assembly be able to be placed in the interior accommodating space of box body，First extension assembly one side bottom is provided with arcuate bottom end，On hinged described first extension assembly of torsion and range controlling mechanism one end，Torsion and the range controlling mechanism other end are then provided with one end axle (52)，This end axis is connected in box body in the stroke slotted eye of two opposite sides respectively，Second extension assembly is located at outside the first extension assembly，Set angle can be relatively rotated around the center of circle, box body arcuate groove place between first extension assembly and the second extension assembly，Second extension assembly outer surface is provided with has the first of measured length、Two arc guide cards (62、72)，This is first years old、Two arc guide card activities are inserted in the arcuate groove on described box side wall，Elastic parts one end is located on box body，The other end is crimped on second extension assembly one end with elastic force normality，Stop tab is located on box body，Stop tab one end can the elastic bottom tight against the second extension assembly.
- Order the most according to claim 1 extends folding turning gear, it is characterized by: described box body is by the first of symmetrical configuration, two half shells (10, 20) splicing composition, first, first is formed respectively in two half shells, two Extendible flakes (11, 21), first, two Extendible flake combinations form Extendible flake, first extension assembly is by first, 2 half constituting partss (30, 40) splicing composition, first, first is formed respectively in 2 half constituting partss, two arcuate bottom ends (33, 43), first, two arcuate bottom ends are spliced into the arcuate bottom end on the first extension assembly, second extension assembly is by first, 2 half sliding parts (60, 70) composition.
- Order the most according to claim 1 and 2 extends folding turning gear, it is characterized by: described torsion and range controlling mechanism include a torsion external member (50), this torsion external member is below with a connecting piece (51), and end axis is located on this connection sheet.
- Order the most according to claim 3 extends folding turning gear, it is characterized by: one end of this torsion external member is provided with born of the same parents' axle sleeve (53), it is additionally provided with an axostylus axostyle (54), axostylus axostyle is arranged in born of the same parents' axle sleeve, first extension assembly is provided with first and second relative slotted eye (32,42), and these axostylus axostyle two ends are respectively positioned in described first and second relative slotted eye.
- Order the most according to claim 1 extends folding turning gear, it is characterized by: the structure that can relatively rotate set angle between described first extension assembly and the second extension assembly around the center of circle, box body arcuate groove place is: be respectively equipped with first and second guide rail (31,41) on two lateral walls of the first extension assembly, being formed with third and fourth guide rail of arc sheet inside described second extension assembly, third and fourth guide rail is respectively equipped with first and second arc fluting (61,71) for being slidably engaged first and second guide rail on the sidewall of first and second guide rail.
- Order the most according to claim 5 extends folding turning gear, it is characterized by: third and fourth guide rail of described second extension assembly is respectively equipped with overhanging first and second towards one end of the first extension assembly and boosts portion (63,73), first and second portion of boosting is positioned at the front lower of described first extension assembly, and first and second boosts the back lower place, portion is provided with relative backstop end (76).
- Order the most according to claim 1 and 2 extends folding turning gear, it is characterized by: described elastic parts is torsion spring, its one end is provided with first and second side (81,82), and it forms closing U-shaped structure (83) for the other end of elastic force normality crimping；Box body is provided with accommodating chamber, and first and second slot (15,25) it is provided with in the side of described accommodating chamber, accommodating chamber opposite side forms the peristome connected with interior accommodating space, elastic parts is located in described accommodating chamber, first and second side being provided with the bearing pin elastic parts one end supplying elastic parts to wear in accommodating chamber is plugged in described first and second slot respectively, and the closing U-shaped structure of the elastic parts other end is just stretched out from peristome and can be tight against second extension assembly one end.
- Order the most according to claim 1 extends folding turning gear, it is characterized by: described second extension assembly one end is respectively equipped with an extension low order portion, and the elastic parts other end is crimped in described extension low order portion.
- Order the most according to claim 1 and 2 extends folding turning gear, it is characterized by: described stop tab is provided with one and tiltedly sticks up arc dististyle (91), second extension assembly one end is respectively equipped with the backstop end tiltedly sticking up arc dististyle towards this, and is respectively equipped with the above-mentioned recess tiltedly sticking up arc dististyle of cooperation in the second setting position, extension assembly bottom surface.
- Order the most according to claim 9 extends folding turning gear, it is characterized by: described stop tab one end is fixedly arranged on an opposed concave district (26) of box body inside bottom surface, stop tab is tiltedly stuck up arc dististyle with vacant state towards the backstop end, one end of the second extension assembly and bottom surface recess thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620446935.7U CN205639276U (en) | 2016-05-17 | 2016-05-17 | Pivot mechanism that opens and shuts is extended to order |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620446935.7U CN205639276U (en) | 2016-05-17 | 2016-05-17 | Pivot mechanism that opens and shuts is extended to order |
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| CN205639276U true CN205639276U (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620446935.7U Active CN205639276U (en) | 2016-05-17 | 2016-05-17 | Pivot mechanism that opens and shuts is extended to order |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067805A (en) * | 2018-01-23 | 2019-07-30 | 中兴通讯股份有限公司 | Shaft, terminal device and shaft control method |
| CN117055693A (en) * | 2023-10-08 | 2023-11-14 | 荣耀终端有限公司 | Rotating shaft mechanism and electronic equipment |
-
2016
- 2016-05-17 CN CN201620446935.7U patent/CN205639276U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067805A (en) * | 2018-01-23 | 2019-07-30 | 中兴通讯股份有限公司 | Shaft, terminal device and shaft control method |
| CN110067805B (en) * | 2018-01-23 | 2021-09-03 | 中兴通讯股份有限公司 | Rotating shaft, terminal equipment and rotating shaft control method |
| CN117055693A (en) * | 2023-10-08 | 2023-11-14 | 荣耀终端有限公司 | Rotating shaft mechanism and electronic equipment |
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