CN112709750A - Rotating shaft with controllable rotating angle - Google Patents
Rotating shaft with controllable rotating angle Download PDFInfo
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- CN112709750A CN112709750A CN202011496514.2A CN202011496514A CN112709750A CN 112709750 A CN112709750 A CN 112709750A CN 202011496514 A CN202011496514 A CN 202011496514A CN 112709750 A CN112709750 A CN 112709750A
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- plate
- gear
- locking
- rotating
- bottom plate
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- 230000033228 biological regulation Effects 0.000 claims abstract description 26
- 239000007787 solid Substances 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 244000309464 bull Species 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims abstract description 5
- 238000010168 coupling process Methods 0.000 claims abstract description 5
- 238000005859 coupling reaction Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 11
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 241001330002 Bambuseae Species 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 description 13
- 230000001276 controlling effect Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/10—Arrangements for locking
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses a rotating shaft with a controllable rotating angle, which comprises a bottom plate, a locking mechanism and a connecting assembly, wherein the bottom plate is provided with a locking hole; a bottom plate: the left side surface and the right side surface of the rotary table are respectively provided with a supporting plate, a rotating rod is symmetrically and rotatably connected between the two supporting plates, the middle part of the rotating rod above is provided with a rack sleeve, the middle part of the rotating rod below is symmetrically provided with a gear, the gears are respectively meshed and connected with the rack sleeve, and the bottoms of the supporting plates are uniformly provided with base screw holes; a locking mechanism: the locking assemblies are symmetrically arranged on the upper surface of the bottom plate and are installed with the gears in a matching way; connecting components: the symmetry sets up in the outer cambered surface of the bull stick of top, and coupling assembling's upper end all with the bottom surface fixed connection of mounting panel, locking mechanical system include fixing base, guide bar and lock solid subassembly, the controllable pivot of this rotation angle, more nimble to the regulation of angle, pivot rotation angle's locking mode is more firm, life is longer, the structural stability that internals constitute is higher, the price/performance ratio of device is higher.
Description
Technical Field
The invention relates to the technical field of rotating shafts, in particular to a rotating shaft with a controllable rotating angle.
Background
The accessories of the notebook computer comprise a plurality of electronic accessories and mechanical accessories, wherein in order to meet the folding function of the notebook computer, a special rotating shaft is needed to be used for completing the folding function, the rotating shaft can be connected with a screen and a keyboard and is also used for bearing bending moment and torque generated in the screen rotating process, the experience of a client using the notebook computer is greatly influenced by the design of the rotating shaft, along with the development of the industry, the rotating shaft with a controllable rotating angle is more frequently used in the notebook computer, the screen cannot be turned back to the original position due to self weight through the friction force generated by the extrusion of a damping component or a gasket and the gasket, the rotating angle is further regulated, the friction force depends on the number of the gaskets and the tightness of nuts, but the traditional technology has a plurality of defects, the regulation of the rotating angle is not flexible, the locking mode of the rotating shaft rotating angle is not firm enough, the service life is short, the cost performance of the device is low, so a novel rotating shaft with controllable rotating angle is provided to solve the problems.
Disclosure of Invention
The invention aims to overcome the existing defects and provide the rotating shaft with the controllable rotating angle, the angle is adjusted more flexibly, the locking mode of the rotating angle of the rotating shaft is firmer, the service life is longer, the structural stability of internal parts is higher, the cost performance of the device is higher, and the problems in the background art can be effectively solved.
In order to achieve the purpose, the invention provides the following technical scheme: a rotating shaft with a controllable rotating angle comprises a bottom plate, a locking mechanism and a connecting assembly;
a bottom plate: the left side surface and the right side surface of the rotary table are respectively provided with a supporting plate, a rotating rod is symmetrically and rotatably connected between the two supporting plates, the middle part of the rotating rod above is provided with a rack sleeve, the middle part of the rotating rod below is symmetrically provided with a gear, the gears are respectively meshed and connected with the rack sleeve, and the bottoms of the supporting plates are uniformly provided with base screw holes;
a locking mechanism: the locking assemblies are symmetrically arranged on the upper surface of the bottom plate and are installed with the gears in a matching way;
connecting components: the symmetry sets up in the outer cambered surface of the bull stick of top, and coupling assembling's upper end all with the bottom surface fixed connection of mounting panel, and is more nimble to the regulation of angle, and pivot rotation angle's locking mode is more firm, and life is longer, and the structural stability that internals are constituteed is higher, and the price/performance ratio of device is higher.
Furthermore, the locking mechanism comprises a fixing seat, guide rods and a locking assembly, the fixing seat is symmetrically arranged on the upper surface of the bottom plate, the two guide rods are rotatably connected to the inner wall of the fixing seat through bearings, the inner side ends of the two guide rods in the same fixing seat are respectively in sliding connection with the corresponding grooves in the side face of the gear, the locking assembly is arranged on the upper surface of the fixing seat, the upper end of the locking assembly is installed in a matched mode with the gear, the guide rods can guarantee that the gear cannot transversely displace, and the rotating shaft can normally run.
Further, the lock solid subassembly includes solid fixed cylinder, spring and lock solid subassembly regulation and control piece, the inside upper surface of fixing base all is equipped with solid fixed cylinder, and the equal sliding connection of inner wall of solid fixed cylinder has the push rod, and the inside of solid fixed cylinder all is equipped with the spring, the upper end of spring respectively with the push rod bottom fixed connection that corresponds, the upper end of push rod all is equipped with the regulation and control piece, regulation and control piece and gear cooperation installation, more nimble to the regulation of angle, pivot rotation angle's locking mode is more firm, life is longer.
Further, coupling assembling includes ring cover, connecting plate and gusset plate, the ring cover symmetry sets up in the outer cambered surface of the bull stick of top, and the outer cambered surface upper end of ring cover all is equipped with the connecting plate, and the side all is equipped with the gusset plate to outer downward sloping from inside to outside around the connecting plate, the upper surface of connecting plate all with the bottom surface fixed connection of mounting panel, the ring cover is located the both ends of rack cover, the structural stability that internals are constituteed is higher, the price/performance ratio of device is higher.
Furthermore, the front side and the rear side of the bottom plate are provided with protection plates, the middle of the mounting plate is uniformly provided with mounting screw holes, the rotating shaft can be mounted quickly, and the workload of workers is reduced.
Compared with the prior art, the invention has the beneficial effects that: the rotating shaft with the controllable rotating angle has the following advantages:
1. when the gear rotates, the regulating and controlling block can exert certain acting force on the teeth of the gear, a worker can increase the thrust for rotating the notebook computer, according to the principle, the thrust applied to the regulating and controlling block is increased when the gear is subjected to force, the inclined plane of the regulating and controlling block can convert the force into transverse acting force after the force is applied, the regulating and controlling block pushes the push rod to slide downwards along the inner wall of the fixed cylinder, the spring is compressed, when the notebook computer screen rotates to a proper angle, the worker stops rotating the notebook computer screen, the gear does not rotate any more and stops exerting the thrust on the regulating and controlling block, the spring extends and pushes the push rod back, the push rod pushes the regulating and controlling block to reset, the regulating and controlling block is clamped between the teeth of the gear again, the supporting force of the regulating and controlling block on the gear is larger than the torsion force caused by the dead weight of the notebook computer screen, the, the service life is longer.
2. The workman opens the notebook screen, the notebook screen passes through the mounting panel with power and transmits for the connecting plate, the bull stick that drives the top through the ring cover behind the connecting plate atress rotates, the gusset plate can further stabilize the mounting panel and be connected with the ring cover, at gear revolve's in-process, the guide bar lasts and slides along gear side recess, the fixing base supports the guide bar, the guide bar can guarantee that the gear can not take place lateral displacement, ensure that the pivot normally goes on, the structural stability that internals is constituteed is higher, the price/performance ratio of device is higher.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a locking assembly according to the present invention.
In the figure: the locking device comprises a base plate 1, a support plate 2, a rotating rod 3, a rack sleeve 4, a gear 5, a locking mechanism 6, a fixed seat 61, a guide rod 62, a locking assembly 63, a fixed cylinder 631, a spring 632, a push rod 633, a regulation and control block 634, a connecting assembly 7, a ring sleeve 71, a connecting plate 72, a reinforcing plate 73, a base screw hole 8, a mounting plate 9, a mounting screw hole 10 and a protection plate 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a rotating shaft with a controllable rotating angle comprises a bottom plate 1, a locking assembly 6 and a connecting assembly 7;
bottom plate 1: the left side surface and the right side surface of the notebook computer are respectively provided with a supporting plate 2, rotating rods 3 are symmetrically and rotatably connected between the two supporting plates 2, a rack sleeve 4 is arranged in the middle of the upper rotating rod 3, gears 5 are symmetrically arranged in the middle of the lower rotating rod 3, the gears 5 are respectively meshed and connected with the rack sleeve 4, base screw holes 8 are uniformly arranged at the bottom of the supporting plates 2, the supporting plates 2 support the rotating rods 3, the rack sleeves 4 are driven to rotate by the rotating rods 3 on the upper side after the rotating rods 3 on the upper side rotate, the gear sleeves 4 rotate to stir the gears 5 on the lower side to rotate, the gears 5 rotate to drive the rotating rods 3 on the lower side, and external bolts penetrate through the base screw holes 8;
the locking component 6: the locking assembly 6 is arranged on the upper surface of the bottom plate 1 symmetrically, the locking assembly 6 is installed in cooperation with the gear 5, the locking mechanism 6 comprises a fixed seat 61, two guide rods 62 and a locking assembly 63, the fixed seat 61 is arranged on the upper surface of the bottom plate 1 symmetrically, the inner wall of the fixed seat 61 is connected with the two guide rods 62 through bearings in a rotating manner, the inner side ends of the two guide rods 62 in the same fixed seat 61 are respectively connected with the corresponding side grooves of the gear 5 in a sliding manner, the locking assembly 63 is arranged on the upper surface of the inside of the fixed seat 61, the upper end of the locking assembly 63 is installed in cooperation with the gear 5, the locking assembly 63 comprises a fixed cylinder 631, a spring 632, a push rod 633 and a regulating block 634, the upper surface of the inside of the fixed seat 61 is provided with a fixed cylinder 631, the inner wall of the fixed cylinder 631 is connected with the push rod 633 in, the upper end of the push rod 633 is provided with a regulation block 634, the regulation block 634 is matched with the gear 5 for installation, when the gear 5 rotates, the regulation block 634 applies a certain acting force to the teeth of the gear 5, a worker increases the thrust for rotating the notebook computer, according to the principle, the thrust applied to the regulation block 634 by the teeth below the gear 5 increases, the inclined plane of the regulation block 634 after being stressed can convert the force into a vertical acting force, the regulation block 634 pushes the push rod 633 to slide downwards along the inner wall of the fixed cylinder 631, the spring 632 is compressed, when the notebook computer screen rotates to a proper angle, the worker stops rotating the notebook computer screen, the gear 5 does not rotate and stops applying the thrust to the regulation block 634, the spring 632 extends and pushes back the push rod 633, the push rod 633 pushes the regulation block 634 to reset, the regulation block 634 is clamped between the teeth of the gear 5 again, the supporting force of the regulation block 634 to the gear 5 is greater than the torsion force caused by the dead weight of, the locking of the rotation angle of the notebook computer screen is realized, in the rotation process of the gear 5, the guide rod 62 continuously slides along the groove on the side surface of the gear 5, the guide rod 62 is supported by the fixing seat 61, the guide rod 62 can ensure that the gear 5 does not generate transverse displacement, the normal operation of the rotating shaft is ensured, the adjustment of the angle is more flexible, the locking mode of the rotation angle of the rotating shaft is firmer, and the service life is longer;
the connecting assembly 7: the outer arc surfaces of the rotating rods 3 are symmetrically arranged above, the upper ends of the connecting components 7 are fixedly connected with the bottom surface of the mounting plate 9, each connecting component 7 comprises a circular ring sleeve 71, connecting plate 72 and gusset plate 73, ring cover 71 symmetry sets up in the 3 extrados of bull stick of top, ring cover 71's extrados upper end all is equipped with connecting plate 72, the side all is equipped with gusset plate 73 from interior to outer downward sloping around connecting plate 72, the upper surface of connecting plate 72 all with the bottom surface fixed connection of mounting panel 9, ring cover 71 is located the both ends of rack cover 4, the notebook screen is opened to the workman, the notebook screen passes through mounting panel 9 transmission with power and gives connecting plate 72, it rotates to drive the bull stick 3 of top through ring cover 71 behind the connecting plate 72 atress, gusset plate 73 can further stabilize the connection of mounting panel 9 and ring cover 71, the structural stability that the internals is constituteed is higher, the cost performance of device is higher.
Wherein: the side all is equipped with guard plate 11 around bottom plate 1, and the middle part of mounting panel 9 evenly is equipped with installation screw 10, passes through bolt and 10 threaded connection of installation screw with the screen of notebook, realizes the installation to the axis of rotation, and guard plate 11 plays certain guard action to the device.
When in use: the external bolt of a worker penetrates through the base screw hole 8 to be in threaded connection with the installation part at the bottom of the notebook, then the screen of the notebook is in threaded connection with the installation screw hole 10 through the bolt, the installation of the rotating shaft is realized, the worker opens the screen of the notebook, the force of the notebook screen is transmitted to the connecting plate 72 through the installation plate 9, the connecting plate 72 is stressed to drive the rotating rod 3 above through the circular sleeve 71 to rotate, the rotating rod 3 above the connecting plate rotates to drive the rack sleeve 4 to rotate, the rack sleeve 4 rotates to stir the gear 5 below to rotate, the gear 5 rotates to drive the rotating rod 3 below, when the gear 5 rotates, the regulating and controlling block 634 applies a certain acting force to the teeth of the gear 5, the worker increases the thrust for rotating the notebook, according to the principle, the thrust applied to the regulating and controlling block 634 by the teeth below the gear 5 is increased, and the inclined plane of the regulating and controlling, regulation and control block 634 promotes push rod 633 along the inner wall of fixed section of thick bamboo 631 lapse, spring 632 is compressed, after the notebook screen rotated suitable angle, the workman stop rotating the notebook screen, gear 5 no longer rotates and stops to exert thrust to regulation and control block 634, spring 632 extension and push back push rod 633, push rod 633 promotes regulation and control block 634 and resets, regulation and control block 634 blocks once more between gear 5's tooth, regulation and control block 634 is greater than the torsion that arouses because of the notebook screen dead weight to gear 5's holding power, realize the locking to notebook screen turned angle, at gear 5 pivoted in-process, guide bar 62 lasts and slides along gear 5 side recess, fixing base 61 supports guide bar 62, guide bar 62 can guarantee that gear 5 can not take place lateral displacement, ensure that the pivot normally goes on.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A controllable pivot of rotation angle which characterized in that: comprises a bottom plate (1), a locking mechanism (6) and a connecting component (7);
base plate (1): supporting plates (2) are arranged on the left side and the right side of the supporting plate, rotating rods (3) are symmetrically and rotatably connected between the two supporting plates (2), a rack sleeve (4) is arranged in the middle of the upper rotating rod (3), gears (5) are symmetrically arranged in the middle of the lower rotating rod (3), the gears (5) are meshed and connected with the rack sleeve (4), and base screw holes (8) are uniformly formed in the bottoms of the supporting plates (2);
locking mechanism (6): the locking components (6) are symmetrically arranged on the upper surface of the bottom plate (1) and are installed with the gear (5) in a matching way;
connection assembly (7): the symmetry sets up in the outer cambered surface of bull stick (3) of top, the upper end of coupling assembling (7) all with the bottom surface fixed connection of mounting panel (9).
2. A rotatable shaft according to claim 1, wherein: locking mechanical system (6) are including fixing base (61), guide bar (62) and lock solid subassembly (63), the upper surface symmetry of bottom plate (1) is equipped with fixing base (61), and the inner wall of fixing base (61) all is connected with two guide bar (62) through the bearing rotation, and two guide bar (62) medial extremity that are located same fixing base (61) inside respectively with gear (5) side recess sliding connection that corresponds, the inside upper surface of fixing base (61) all is equipped with lock solid subassembly (63), the upper end and the gear (5) cooperation installation of lock solid subassembly (63).
3. A rotatable shaft according to claim 2, wherein: lock solid subassembly (63) are including fixed section of thick bamboo (631), spring (632), push rod (633) and regulation and control piece (634), the inside upper surface of fixing base (61) all is equipped with fixed section of thick bamboo (631), and the equal sliding connection of inner wall of fixed section of thick bamboo (631) has push rod (633), and the inside of fixed section of thick bamboo (631) all is equipped with spring (632), the upper end of spring (632) respectively with push rod (633) bottom fixed connection who corresponds, the upper end of push rod (633) all is equipped with regulation and control piece (634), regulation and control piece (634) and gear (5) cooperation installation.
4. A rotatable shaft according to claim 1, wherein: coupling assembling (7) include ring cover (71), connecting plate (72) and gusset plate (73), ring cover (71) symmetry sets up in the bull stick (3) extrados of top, and the extrados upper end of ring cover (71) all is equipped with connecting plate (72), and the side all is equipped with gusset plate (73) to outer downward sloping from inside to outside around connecting plate (72), the upper surface of connecting plate (72) all with the bottom surface fixed connection of mounting panel (9), and ring cover (71) are located the both ends of rack cover (4).
5. A rotatable shaft according to claim 1, wherein: the front side and the rear side of the bottom plate (1) are respectively provided with a protection plate (11), and the middle part of the mounting plate (9) is uniformly provided with mounting screw holes (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011496514.2A CN112709750A (en) | 2020-12-17 | 2020-12-17 | Rotating shaft with controllable rotating angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011496514.2A CN112709750A (en) | 2020-12-17 | 2020-12-17 | Rotating shaft with controllable rotating angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112709750A true CN112709750A (en) | 2021-04-27 |
Family
ID=75544203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011496514.2A Pending CN112709750A (en) | 2020-12-17 | 2020-12-17 | Rotating shaft with controllable rotating angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112709750A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102454685A (en) * | 2010-10-15 | 2012-05-16 | 兆利科技工业股份有限公司 | Pedestal-raisable pivot device |
| CN104033485A (en) * | 2014-06-17 | 2014-09-10 | 仲杏英 | Automatic closing hinge |
| JP2019184012A (en) * | 2018-04-14 | 2019-10-24 | 山下 直伸 | Angular adjustment unit and angular adjustment assembly |
| CN210924322U (en) * | 2019-10-17 | 2020-07-03 | 孙辛一龙 | Computer heat dissipation base convenient to adjust inclination |
| CN111857285A (en) * | 2019-04-25 | 2020-10-30 | 华为技术有限公司 | Lifting mechanism and electronic equipment |
| CN212055487U (en) * | 2020-03-21 | 2020-12-01 | 昆山俊康泰精密机件有限公司 | Torsion rotating shaft for notebook computer |
-
2020
- 2020-12-17 CN CN202011496514.2A patent/CN112709750A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102454685A (en) * | 2010-10-15 | 2012-05-16 | 兆利科技工业股份有限公司 | Pedestal-raisable pivot device |
| CN104033485A (en) * | 2014-06-17 | 2014-09-10 | 仲杏英 | Automatic closing hinge |
| JP2019184012A (en) * | 2018-04-14 | 2019-10-24 | 山下 直伸 | Angular adjustment unit and angular adjustment assembly |
| CN111857285A (en) * | 2019-04-25 | 2020-10-30 | 华为技术有限公司 | Lifting mechanism and electronic equipment |
| CN210924322U (en) * | 2019-10-17 | 2020-07-03 | 孙辛一龙 | Computer heat dissipation base convenient to adjust inclination |
| CN212055487U (en) * | 2020-03-21 | 2020-12-01 | 昆山俊康泰精密机件有限公司 | Torsion rotating shaft for notebook computer |
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