CN210270665U - Notebook screen shaft convenient to rotate - Google Patents
Notebook screen shaft convenient to rotate Download PDFInfo
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- CN210270665U CN210270665U CN201921076584.5U CN201921076584U CN210270665U CN 210270665 U CN210270665 U CN 210270665U CN 201921076584 U CN201921076584 U CN 201921076584U CN 210270665 U CN210270665 U CN 210270665U
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- oil groove
- rotating shaft
- positioning holes
- rotate
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Abstract
The utility model discloses a notebook screen axle convenient to pivoted, it rotates conveniently, smoothly, has the sign. A notebook computer screen shaft convenient to rotate comprises a fixed section, a rotating shaft section and a transition section, wherein the fixed section and the rotating shaft section are integrally formed; the fixing section is cuboid, and a positioning hole is formed in the fixing section; one end of the fixed section extends downwards to form a transition section, the transition section is cylindrical, and the lower surface of the transition section is cut to form a first plane and a first cambered surface; the changeover portion terminal surface extends the pivot section, the pivot section is cylindricly, the one end of keeping away from the changeover portion on the pivot section has been seted up and has been equipped with the turn round, the surface of turning round forms the mesa, annular draw-in groove has been seted up to one side of turning round on the pivot section, first oil groove of undercut, second oil groove and third oil groove have been seted up in the direction from draw-in groove to the changeover portion on the pivot section to form three-section spaced annular first contact surface, second contact surface and third contact surface on the pivot section.
Description
Technical Field
The utility model belongs to the technical field of the pivot, specifically speaking relates to a notebook screen axle convenient to rotate.
Background
The notebook screen shaft is a pivot motion supporting structural member used between a notebook screen and a machine body, and generally is a metal rotating shaft which comprises a fixed end and a movable assembly shaft, wherein the fixed end is directly fixed on the machine body or is fixed on the machine body through a metal sheet, the movable assembly shaft is sleeved with a movable metal sheet which moves in a pivot mode, and the movable metal sheet is fixed on a main body where the screen is located.
The patent of utility model CN201821011982.4 discloses a notebook computer pivot, it includes stiff end and activity assembly axle, and the epaxial activity upset page or leaf that has cup jointed of activity assembly, activity upset page or leaf are fixed on notebook computer's fuselage, the stiff end and notebook computer's LCD screen bulk phase rigid coupling.
The fixed end of the fixing rod is a flat metal plate head which is not beneficial to rotating; the fixed section is directly connected with the movable rotating and matching shaft, the strength and the stability of the fixed structure are lower, the long-term use of the notebook computer is not facilitated, and the connection between the fixed end and the liquid crystal panel is also loosened.
In addition, because the sizes of computers of the same model are different, rotating shafts with the same structural characteristics and different shaft distances need to be selected, the structural characteristics of the rotating shafts are the same, and the difference is only the difference of the axial length, so that an operator can hardly accurately identify the rotating shafts with different axial lengths, assembly errors are easy to occur during assembly, and the assembly efficiency is influenced.
Disclosure of Invention
The utility model aims at providing a notebook screen axle convenient to pivoted, it rotates conveniently, smoothly, has the sign.
In order to solve the technical problem, the purpose of the utility model is to realize like this:
a notebook computer screen shaft convenient to rotate comprises a fixed section, a rotating shaft section and a transition section, wherein the fixed section and the rotating shaft section are integrally formed; the fixing section is cuboid, and a positioning hole is formed in the fixing section; one end of the fixed section extends downwards to form a transition section, the transition section is cylindrical, and the lower surface of the transition section is cut to form a first plane and a first cambered surface; a rotating shaft section extends from one end face of the transition section, the rotating shaft section is cylindrical, a rotating head is arranged at one end, far away from the transition section, of the rotating shaft section, a round table surface is formed on the outer surface of the rotating head, an annular clamping groove is formed in one side, facing the rotating head, of the rotating shaft section, a first oil groove, a second oil groove and a third oil groove which are sunken downwards are formed in the direction from the clamping groove to the transition section, and three sections of annular first contact surfaces, second contact surfaces and third contact surfaces which are spaced are formed on the rotating shaft section; the rotating shaft section is axially cut into two flat surfaces with planes mutually planar, the flat surfaces are parallel to the upper surface of the fixed section, and the flat surfaces penetrate through the first contact surface and the second contact surface; one end face of the transition section on the third oil groove protrudes with a fan-shaped limiting boss.
On the basis of the above scheme and as a preferable scheme of the scheme: the depth of the first oil groove is 0.1 mm, and the width of the first oil groove is 1 mm; the depth of the second oil groove is 0.1 mm, and the width of the second oil groove is 2.75 mm; the degree of depth of third oil groove is 0.1 millimeter, and the width of the terminal surface of third oil groove to the terminal surface of spacing boss is 1.25 millimeters.
On the basis of the above scheme and as a preferable scheme of the scheme: the width of spacing boss is 1.5 millimeters.
On the basis of the above scheme and as a preferable scheme of the scheme: the radius of the first cambered surface is 2 mm, and the radius of the circular table surface is 0.5 mm.
On the basis of the above scheme and as a preferable scheme of the scheme: the first plane inclination and the horizontal plane form an included angle of 20 degrees.
On the basis of the above scheme and as a preferable scheme of the scheme: the four positioning holes comprise two large positioning holes and two small positioning holes, the two small positioning holes are countersunk holes, the two small positioning holes are arranged adjacently, and the two large positioning holes are respectively positioned on two sides of the two small positioning holes.
On the basis of the above scheme and as a preferable scheme of the scheme: the fixed section is provided with an indication notch.
Compared with the prior art, the utility model outstanding and profitable technological effect is:
the convenient-to-rotate notebook screen shaft of the utility model is provided with four positioning holes on the fixing section, the four positioning holes are composed of two large positioning holes and two small positioning holes, and the two small positioning holes are countersunk holes which are more firmly connected with the notebook; the lower surface of the transition section is cut to form a first plane and a first cambered surface, so that the overall mass of the screen shaft is reduced, and meanwhile, the included angle between the inclination of the first plane and the horizontal plane is 20 degrees, so that the rotation range is increased; the rotary head on the rotary shaft section can play a better rotary effect, and is fixedly embedded into the notebook and fixed through the clamping groove; the first oil groove, the second oil groove and the third oil groove on the rotating shaft section realize an oil storage function, so that the rotating shaft section can rotate more smoothly and is not easy to block; the widths of the three oil grooves are different, so that a better lubricating effect is achieved; the flat surface can keep the notebook screen after rotating a certain angle, so that the notebook screen is more practical; the limiting boss is convenient to be installed with the notch on the notebook; the fixed section is provided with an identification notch, so that the assembly is convenient, and the assembly efficiency is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall structure of the present invention.
Fig. 3 is a schematic side view of the present invention.
Fig. 4 is a schematic view of the structure of the present invention.
Reference numerals: fixed segment 01, locating hole 010, sign breach 011, pivot section 02, turn round 020, draw-in groove 021, first oil groove 022, second oil groove 023, third oil groove 024, flat surface 025, changeover portion 03, first plane 030, first cambered surface 031, spacing boss 032.
Detailed Description
The present invention will be further described with reference to the following detailed description;
the embodiment provides a notebook computer screen shaft convenient to rotate, which comprises a fixed section 01, a rotating shaft section 02 and a transition section 03, wherein the fixed section and the rotating shaft section are integrally formed; the utility model adopts metal powder metallurgy forming, provides the hardness and toughness of the product through heat treatment, and realizes the stable performance and batch production;
the fixing section is cuboid, and a positioning hole 010 is formed in the fixing section; the four positioning holes comprise two large positioning holes and two small positioning holes, the two small positioning holes are countersunk holes, the two small positioning holes are arranged adjacently, and the two large positioning holes are respectively positioned at two sides of the two small positioning holes; the four positioning holes are arranged to be connected more firmly, and the two large positioning holes and the two small positioning holes are matched for use, so that damage to the fixing section is reduced, and the connection firmness is improved; the fixed section is provided with an identification notch 011 which is used for identifying workers, so that assembly errors are not easy to occur during assembly, and the assembly efficiency is increased;
one end of the fixed section extends downwards to form a transition section, the transition section is cylindrical, and the lower surface of the transition section is cut to form a first plane 030 and a first cambered surface 031; the weight of the transition section is reduced, the weight of the whole notebook is reduced, and the notebook is more convenient to carry;
a rotating shaft section extends from one end face of the transition section, the rotating shaft section is cylindrical, a rotating head 020 is arranged at one end, far away from the transition section, of the rotating shaft section, a round table surface is formed on the outer surface of the rotating head, and an annular clamping groove 021 is formed in one side, facing the rotating head, of the rotating shaft section; the rotary head is embedded into the notebook computer, so that the rotary shaft section can rotate, and the outer surface of the rotary head forms a circular table top, so that the rotary head can rotate more smoothly; the clamping groove has a fixing function;
a first oil groove 022, a second oil groove 023 and a third oil groove 024 which are sunken downwards are formed in the direction from the clamping groove to the transition section on the rotating shaft section; the first oil groove, the second oil groove and the third oil groove are used for storing oil and lubricating, so that the rotation is smoother, the abrasion of a rotating shaft section is reduced, and the service life is prolonged;
three sections of annular first contact surfaces, second contact surfaces and third contact surfaces which are spaced are formed on the rotating shaft section; a flat surface 025 with two planes mutually planar is axially cut on the rotating shaft section, the flat surface is parallel to the upper surface of the fixed section, and the flat surface passes through the first contact surface and the second contact surface; the flat surface plays a role in positioning, and the screen of the notebook can be kept fixed after rotating to a certain angle, so that the notebook has better practicability; one end face of the transition section on the third oil groove protrudes with a fan-shaped limiting boss 032; the limiting boss plays a limiting role and is more convenient to mount;
the rotating shaft section is processed by a coreless mill to ensure the precision and the roughness, and the flat surface is processed by a surface milling machine;
further, the depth of the first oil groove is 0.1 mm, and the width of the first oil groove is 1 mm; the depth of the second oil groove is 0.1 mm, and the width of the second oil groove is 2.75 mm; the degree of depth of third oil groove is 0.1 millimeter, and the width of the terminal surface of third oil groove to the terminal surface of spacing boss is 1.25 millimeters. The three oil grooves have different widths, and the three oil grooves are different in distance and distance, so that the lubricating effect is better and the rotation is smooth;
furthermore, the width of the limiting boss is 1.5 mm, the radius A of the first cambered surface is 2 mm, and the radius B of the circular table surface is 0.5 mm; the included angle D between the first plane inclination and the horizontal plane is 20 degrees; the first cambered surface and the first plane can more conveniently rotate and cannot collide.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that one skilled in the art conventionally understands, and are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a notebook screen axle convenient to rotate which characterized in that: comprises a fixed section, a rotating shaft section and a transition section, wherein the fixed section and the rotating shaft section are integrally formed; the fixing section is cuboid, and a positioning hole is formed in the fixing section; one end of the fixed section extends downwards to form a transition section, the transition section is cylindrical, and the lower surface of the transition section is cut to form a first plane and a first cambered surface; a rotating shaft section extends from one end face of the transition section, the rotating shaft section is cylindrical, a rotating head is arranged at one end, far away from the transition section, of the rotating shaft section, a round table surface is formed on the outer surface of the rotating head, an annular clamping groove is formed in one side, facing the rotating head, of the rotating shaft section, a first oil groove, a second oil groove and a third oil groove which are sunken downwards are formed in the direction from the clamping groove to the transition section, and three sections of annular first contact surfaces, second contact surfaces and third contact surfaces which are spaced are formed on the rotating shaft section; the rotating shaft section is axially cut into two flat surfaces with planes mutually planar, the flat surfaces are parallel to the upper surface of the fixed section, and the flat surfaces penetrate through the first contact surface and the second contact surface; one end face of the transition section on the third oil groove protrudes with a fan-shaped limiting boss.
2. The easy-to-rotate notebook screen shaft of claim 1, wherein: the depth of the first oil groove is 0.1 mm, and the width of the first oil groove is 1 mm; the depth of the second oil groove is 0.1 mm, and the width of the second oil groove is 2.75 mm; the degree of depth of third oil groove is 0.1 millimeter, and the width of the terminal surface of third oil groove to the terminal surface of spacing boss is 1.25 millimeters.
3. The easy-to-rotate notebook screen shaft of claim 2, wherein: the width of spacing boss is 1.5 millimeters.
4. The easy-to-rotate notebook screen shaft of claim 1, wherein: the radius of the first cambered surface is 2 mm, and the radius of the circular table surface is 0.5 mm.
5. The easy-to-rotate notebook screen shaft of claim 1, wherein: the first plane inclination and the horizontal plane form an included angle of 20 degrees.
6. The easy-to-rotate notebook screen shaft of claim 1, wherein: the four positioning holes comprise two large positioning holes and two small positioning holes, the two small positioning holes are countersunk holes, the two small positioning holes are arranged adjacently, and the two large positioning holes are respectively positioned on two sides of the two small positioning holes.
7. The easy-to-rotate notebook screen shaft of claim 1, wherein: the fixed section is provided with an identification gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921076584.5U CN210270665U (en) | 2019-07-10 | 2019-07-10 | Notebook screen shaft convenient to rotate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921076584.5U CN210270665U (en) | 2019-07-10 | 2019-07-10 | Notebook screen shaft convenient to rotate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210270665U true CN210270665U (en) | 2020-04-07 |
Family
ID=70048454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921076584.5U Active CN210270665U (en) | 2019-07-10 | 2019-07-10 | Notebook screen shaft convenient to rotate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210270665U (en) |
-
2019
- 2019-07-10 CN CN201921076584.5U patent/CN210270665U/en active Active
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