CN219225397U - Notebook computer rotating shaft mechanism - Google Patents

Abstract

The utility model relates to the technical field of rotating shafts, in particular to a rotating shaft mechanism of a notebook computer, which can turn a screen by 360 degrees, has small friction between a hinge and a shaft, changes resistance in the process of opening and closing the screen and has high reliability; the lower hinge is fixedly arranged at the left end of the main shaft, and the lower end of the upper hinge is rotationally connected with the right end of the main shaft; still include mount pad, the lantern ring, gyro wheel and compress tightly the subassembly, the mount pad is installed on notebook computer host's lateral wall, the lower extreme of lower hinge rotates through pivot and mount pad to be connected, be provided with locking subassembly between mount pad and the lower hinge, the lower extreme of going up the hinge is provided with the notch, the right-hand member cover of main shaft is equipped with the lantern ring, the lantern ring is provided with the breach, the angular range of breach is 15 degrees to 80 degrees with the keyboard, the lantern ring is located the notch of going up the hinge, the lantern ring is elastic material, the gyro wheel rotates to be installed at compressing tightly the lower extreme of subassembly, compressing tightly the upper end and last hinge connection of subassembly, the gyro wheel compresses tightly rolling contact with the lantern ring.

Description

Notebook computer rotating shaft mechanism

Technical Field

The utility model relates to the technical field of rotating shafts, in particular to a rotating shaft mechanism of a notebook computer.

Background

The notebook computer rotating shaft is used for rotationally connecting the host computer and the display screen and is an indispensable accessory. The existing notebook computer rotating shaft has various forms, wherein one rotating shaft is suitable for a light, thin and ultra-portable notebook computer, for example, the notebook computer rotating shaft proposed by application number CN 202221222042.6; the notebook computer rotating shaft is simple in structure, light and thin, and can be lengthened or shortened as required; but the pivot page or leaf and the connecting axle of the device are direct friction, and frictional force is invariable in opening the in-process moreover, can appear wearing and tearing after long-time use, cause the skidding for the display can not be stable fixed on appointed angle, and the reliability is not high.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the notebook computer rotating shaft mechanism which can turn the screen by 360 degrees, has small friction between a hinge and a shaft, changes resistance in the process of opening and closing the screen and has high reliability.

The utility model relates to a rotating shaft mechanism of a notebook computer, which comprises a lower hinge, a main shaft and an upper hinge, wherein the left end of the main shaft is fixedly arranged at the upper end of the lower hinge; the upper hinge is characterized by further comprising a mounting seat, a lantern ring, rollers and a pressing assembly, wherein the mounting seat is arranged on the side wall of the notebook computer host, the lower end of the lower hinge is rotationally connected with the mounting seat through a rotating shaft, a locking assembly is arranged between the mounting seat and the lower hinge, a notch is formed in the lower end of the upper hinge, the right end of the main shaft is sleeved with the lantern ring, the lantern ring is provided with a notch, the angle range of the notch is 15-80 degrees with a keyboard, the lantern ring is positioned in the notch of the upper hinge, the lantern ring is made of elastic materials, the rollers are rotationally arranged at the lower end of the pressing assembly, the upper end of the pressing assembly is connected with the upper hinge, and the rollers are in pressing rolling contact with the lantern ring; when the screen lock is on the keyboard, compress tightly the partial compression rolling contact of subassembly's pressure messenger gyro wheel and lantern ring breach below, the gyro wheel is in the lantern ring, resistance between gyro wheel and the lantern ring makes and keeps certain resistance between hinge and the main shaft, thereby make the stable lock of screen on the keyboard, when lifting the screen, when the angle between screen and the keyboard is less than 15 degrees, the gyro wheel keeps rolling contact with the lantern ring, make to open the screen and need a certain force, when the angle between screen and the keyboard reaches 15 degrees to 80 degrees, the gyro wheel breaks away from the back and main shaft contact with the lantern ring, make compressing tightly the atress of subassembly reduce, thereby make the resistance between hinge and the main shaft reduce, at this moment can easily open the screen, when the angle of gyro wheel and the lantern ring is greater than 80 degrees, compressing tightly the partial rolling contact of subassembly of breach top, at this moment, continue to open the screen and need a certain force, and the screen can be in arbitrary angular positioning, when the back of notebook computer host computer need overturn with the screen, open the locking component between mount pad and the lower hinge, will be screwed down around the back of upset after the upset, the pivot is tight with the main shaft, the hinge is tight with the notebook computer, the hinge can not be realized at the back at the realization of the realization, the roll-off the hinge is the roll-off, the current problem is, the roll-off is easy, the back is realized with the roll-off, the roll-off is more than the roll-off, the back is easy, the roll-off is can be compared with the roll, the roll-off is easy to the roll, the roll is with the back can be compared with the roll, and the roll-off, can be easily can be compared with the roll, and the roll can be easily and the roll.

Preferably, the compression assembly comprises a shaft lever, two arm plates and a double-end torsion spring, wherein the shaft lever is inserted into a notch of the upper hinge, the upper ends of the two arm plates are both rotationally connected with the shaft lever, the lower ends of the two arm plates are connected with a central shaft of the roller, the double-end torsion spring is fixedly sleeved on the shaft lever, and two ends of the double-end torsion spring are connected with the two arm plates; the torsion of double-end torsional spring is through two armplates effect on the gyro wheel, compresses tightly the gyro wheel on the lantern ring, and the gyro wheel falls into the lantern ring for receive certain resistance when the gyro wheel rolls, the size of double-end torsional spring torsion influences the resistance size between gyro wheel and the lantern ring, and when the gyro wheel gets into in the breach of lantern ring, the torsion of double-end torsional spring application on two armplates reduces, and the gyro wheel can not fall into in the main shaft, thereby reduces the resistance of switching screen, simple structure practicality is high.

Preferably, the device further comprises a half gear ring and a gear, wherein the half gear ring protruding out of the outer side of the lantern ring is arranged in the middle of the outer wall of the lantern ring, the gear recessed into the roller is arranged in the middle of the roller, and the gear is meshed with the half gear ring; when the screen is opened or closed, when the roller rolls on the lantern ring, the meshed half gear ring and the gear enable the roller to keep rotating, the roller is prevented from slipping on the lantern ring to cause the abrasion of the lantern ring, and the reliability is improved.

Preferably, the device also comprises two bearings, and the lower end of the upper hinge is rotationally connected with the right end of the main shaft through the two bearings; through installing two bearings for go up hinge and main shaft and rotate smooth and stable, avoid the friction damage between hinge and the main shaft.

Preferably, the hinge further comprises a plurality of mounting holes, wherein the mounting holes are formed in the upper hinge and the mounting seat, and counter-sunk holes are formed in the mounting holes; through setting up a plurality of mounting holes, facilitate the use bolt will be down hinge and last hinge and fix on notebook computer's host computer and screen, the countersunk head hole of a plurality of mounting holes makes the bolt can not outstanding, and the practicality is high.

Preferably, the hinge further comprises two positioning bolts, wherein the lower hinge is provided with positioning holes, the lower hinge is rotationally and spirally connected with the two positioning bolts, the two positioning bolts are respectively positioned at the upper side and the lower side of the rotating shaft of the lower hinge, and the inner ends of the positioning bolts are inserted into the positioning holes of the lower hinge; when the notebook computer is in a normal use state, the inner ends of the positioning bolts are inserted into the positioning holes of the lower hinge, the lower hinge is locked, when the notebook computer is used as a touch panel, the positioning bolts above are loosened to withdraw from the positioning holes of the lower hinge, the lower hinge is turned down by 180 degrees, the inner ends of the positioning bolts below are inserted into the positioning holes of the lower hinge, the lower hinge is locked, and at the moment, the screen can be turned over by 360 degrees to be buckled on the back of a notebook computer host, so that the notebook computer is simple in structure and high in practicability.

Preferably, the lower hinge, the main shaft, the upper hinge, the mounting seat, the idler wheels, the arm plate, the double-end torsion spring, the shaft lever and the arm plate are made of stainless steel; the stainless steel material is corrosion-resistant, does not rust, and has long service life.

Compared with the prior art, the utility model has the beneficial effects that: when the screen lock is on the keyboard, compress tightly the partial compression rolling contact of subassembly's pressure messenger gyro wheel and lantern ring breach below, the gyro wheel is in the lantern ring, resistance between gyro wheel and the lantern ring makes and keeps certain resistance between hinge and the main shaft, thereby make the stable lock of screen on the keyboard, when lifting the screen, when the angle between screen and the keyboard is less than 15 degrees, the gyro wheel keeps rolling contact with the lantern ring, make to open the screen and need a certain force, when the angle between screen and the keyboard reaches 15 degrees to 80 degrees, the gyro wheel breaks away from the back and main shaft contact with the lantern ring, make compressing tightly the atress of subassembly reduce, thereby make the resistance between hinge and the main shaft reduce, at this moment can easily open the screen, when the angle of gyro wheel and the lantern ring is greater than 80 degrees, compressing tightly the partial rolling contact of subassembly of breach top, at this moment, continue to open the screen and need a certain force, and the screen can be in arbitrary angular positioning, when the back of notebook computer host computer need overturn with the screen, open the locking component between mount pad and the lower hinge, will be screwed down around the back of upset after the upset, the pivot is tight with the main shaft, the hinge is tight with the notebook computer, the hinge can not be realized at the back at the realization of the realization, the roll-off the hinge is the roll-off, the current problem is, the roll-off is easy, the back is realized with the roll-off, the roll-off is more than the roll-off, the back is easy, the roll-off is can be compared with the roll, the roll-off is easy to the roll, the roll is with the back can be compared with the roll, and the roll-off, can be easily can be compared with the roll, and the roll can be easily and the roll.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the front view of the present utility model;

FIG. 3 is a schematic diagram of a rear view isometric construction of the present utility model;

FIG. 4 is an enlarged schematic view of the compression assembly;

the reference numerals in the drawings: 1. a lower hinge; 2. a main shaft; 3. an upper hinge; 4. a mounting base; 5. a collar; 6. a roller; 7. a shaft lever; 8. an arm plate; 9. double-ended torsion springs; 10. a half gear ring; 11. a gear; 12. a bearing; 13. a mounting hole; 14. and positioning bolts.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Examples

As shown in fig. 1 to 4, a rotating shaft mechanism of a notebook computer comprises a lower hinge 1, a main shaft 2 and an upper hinge 3, wherein the left end of the main shaft 2 is fixedly arranged at the upper end of the lower hinge 1, the lower end of the upper hinge 3 is rotationally connected with the right end of the main shaft 2, the lower hinge 1 is connected with a host computer of the notebook computer, and the upper hinge 3 is connected with a screen of the notebook computer; the notebook computer comprises a main shaft 2, a fixing seat 4, a lantern ring 5, a roller 6 and a pressing component, wherein the fixing seat 4 is arranged on the side wall of the main shaft of the notebook computer, the lower end of a lower hinge 1 is rotatably connected with the fixing seat 4 through a rotating shaft, a locking component is arranged between the fixing seat 4 and the lower hinge 1, a notch is formed in the lower end of the upper hinge 3, the right end of the main shaft 2 is sleeved with the lantern ring 5, the lantern ring 5 is provided with a notch, the angle range of the notch is 15-80 degrees with a keyboard, the lantern ring 5 is positioned in the notch of the upper hinge 3, the lantern ring 5 is made of elastic materials, the roller 6 is rotatably arranged at the lower end of the pressing component, the upper end of the pressing component is connected with the upper hinge 3, and the roller 6 is in pressing rolling contact with the lantern ring 5; the compression assembly comprises a shaft lever 7, two arm plates 8 and a double-end torsion spring 9, wherein the shaft lever 7 is inserted into a notch of the upper hinge 3, the upper ends of the two arm plates 8 are both in rotary connection with the shaft lever 7, the lower ends of the two arm plates 8 are connected with the central shaft of the roller 6, the double-end torsion spring 9 is fixedly sleeved on the shaft lever 7, and the two ends of the double-end torsion spring 9 are connected with the two arm plates 8; the gear wheel is characterized by further comprising a half gear ring 10 and a gear wheel 11, wherein the half gear ring 10 protruding out of the outer periphery of the collar 5 is arranged in the middle of the outer wall of the collar 5, the gear wheel 11 recessed into the roller wheel 6 is arranged in the middle of the roller wheel 6, and the gear wheel 11 is meshed with the half gear ring 10; the lower hinge 1 is provided with a positioning hole, the lower hinge 1 is rotatably and spirally connected with the two positioning bolts 14, the two positioning bolts 14 are respectively positioned at the upper side and the lower side of the rotating shaft of the lower hinge 1, and the inner ends of the positioning bolts 14 are inserted into the positioning holes of the lower hinge 1;

the torsion of the double-end torsion spring 9 acts on the roller 6 through the two arm plates 8 to press the roller 6 on the lantern ring 5, the roller 6 falls into the lantern ring 5, so that the roller 6 receives a certain resistance when rolling, the resistance between the roller 6 and the lantern ring 5 is influenced by the torsion of the double-end torsion spring 9, when the roller 6 enters a notch of the lantern ring 5, the torsion of the double-end torsion spring 9 applied on the two arm plates 8 is reduced, the roller 6 cannot fall into the main shaft 2, thereby reducing the resistance for opening and closing a screen, when the roller 6 rolls on the lantern ring 5, the meshed half gear ring 10 and the gear 11 keep the roller 6 to rotate, the roller 6 is prevented from slipping on the lantern ring 5 to cause the abrasion of the lantern ring 5, the inner ends of a plurality of positioning bolts 14 positioned above are inserted into the positioning holes of the lower hinge 1 in the normal use state of the notebook computer, the lower hinge 1 is locked, and the screen is buckled on a keyboard, the roller 6 is in compression rolling contact with the part below the notch of the lantern ring 5, the resistance between the roller 6 and the lantern ring 5 enables the upper hinge 3 and the main shaft 2 to keep a certain resistance, so that the screen is stably buckled on the keyboard, when the screen is lifted, the roller 6 is in rolling contact with the lantern ring 5 when the angle between the screen and the keyboard is smaller than 15 degrees, a certain force is required for opening the screen, when the angle between the screen and the keyboard reaches 15-80 degrees, the roller 6 is separated from the lantern ring 5 and then is in contact with the main shaft 2, the stress of the double-end torsion spring 9 is reduced, the resistance between the upper hinge 3 and the main shaft 2 is reduced, the screen can be easily opened at the moment, when the angle between the screen and the keyboard is larger than 80 degrees, the stress of the double-end torsion spring 9 is increased again, a certain force is required for continuously opening the screen at the moment, and the screen can be in arbitrary angle location, when needing to overturn the screen to the back of notebook host computer, open the positioning bolt 14 between mount pad 4 and the lower hinge 1, screw down the positioning bolt 14 of below around the pivot upset back with lower hinge 1, main shaft 2 and last hinge 3 all are overturn to the back of notebook computer this moment, the screen can overturn the lock and use as the touch-control flat board at the back of notebook host computer with the folding 360 degrees subsides of screen, realize the 360 degrees upset of screen, compare with prior art with the direct friction of pivot page or leaf and connecting axle change into the rolling friction of gyro wheel 6 and lantern ring 5, reduce wearing and tearing, be difficult to cause the problem of skidding, moreover in-process resistance at opening and closing is changeable, the reliability is high.

As shown in fig. 1 to 4, in the rotation shaft mechanism of a notebook computer according to the present utility model, when the rotation shaft mechanism works, firstly, the torsion force of the double-ended torsion spring 9 presses the roller 6 towards the main shaft 2 through the arm plate 8, when the screen is buckled on the keyboard, the roller 6 is in pressing rolling contact with the part below the notch of the sleeve ring 5, the roller 6 is sunk into the sleeve ring 5, the resistance between the roller 6 and the sleeve ring 5 keeps a certain resistance between the upper hinge 3 and the main shaft 2, so that the screen is buckled on the keyboard stably, when the screen is lifted later, the angle between the screen and the keyboard is smaller than 15 degrees, the roller 6 is kept in rolling contact with the sleeve ring 5, so that a certain force is required for opening the screen, then when the angle between the screen and the keyboard reaches 15 degrees to 80 degrees, the roller 6 is separated from the sleeve ring 5 and then is contacted with the main shaft 2, so that the stress of the double-ended torsion spring 9 is reduced, therefore, the resistance between the upper hinge 3 and the main shaft 2 is reduced, the screen can be easily opened at the moment, when the angle between the screen and the keyboard is larger than 80 degrees, the roller 6 is in rolling contact with the part above the notch of the lantern ring 5, the stress of the pressing component is increased again, a certain force is required for continuously opening the screen at the moment, the screen can be positioned at any angle, and finally, when the screen needs to be overturned to the back of the notebook computer host, the positioning bolt 14 between the mounting seat 4 and the lower hinge 1 is opened, the lower hinge 1 overturns around the rotating shaft and then is positioned at the lower side by the positioning bolt 14, and at the moment, the lower hinge 1, the main shaft 2 and the upper hinge 3 are overturned to the back of the notebook computer, and the screen can be folded and tightly attached to the back of the notebook computer to be used as a touch panel.

The main functions realized by the utility model are as follows:

1. the screen can be turned over by 360 degrees;

2. the direct friction between the rotating shaft page and the connecting shaft is changed into the rolling friction between the roller 6 and the lantern ring 5, so that the abrasion is reduced, and the slipping problem is not easy to cause;

3. the resistance varies during opening and closing.

The main shaft 2, the double-end torsion spring 9, the half gear ring 10, the gear 11, the positioning bolt 14, the bearing 12 and the roller 6 of the notebook computer rotating shaft mechanism are purchased in the market, and a person skilled in the art only needs to install and operate according to the attached using instruction without creative labor.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (7)

1. The rotating shaft mechanism of the notebook computer comprises a lower hinge (1), a main shaft (2) and an upper hinge (3), wherein the left end of the main shaft (2) is fixedly arranged at the upper end of the lower hinge (1), the lower end of the upper hinge (3) is rotationally connected with the right end of the main shaft (2), the lower hinge (1) is connected with a host computer of the notebook computer, and the upper hinge (3) is connected with a screen of the notebook computer; the novel notebook computer is characterized by further comprising a mounting seat (4), a lantern ring (5), rollers (6) and a pressing component, wherein the mounting seat (4) is arranged on the side wall of the notebook computer host, the lower end of the lower hinge (1) is rotationally connected with the mounting seat (4) through a rotating shaft, a locking component is arranged between the mounting seat (4) and the lower hinge (1), a notch is formed in the lower end of the upper hinge (3), the lantern ring (5) is sleeved at the right end of the main shaft (2), the lantern ring (5) is provided with a notch, the angle range of the notch is 15-80 degrees with a keyboard, the lantern ring (5) is located in the notch of the upper hinge (3), the lantern ring (5) is made of elastic materials, the rollers (6) are rotationally arranged at the lower end of the pressing component, the upper end of the pressing component is connected with the upper hinge (3), and the rollers (6) are in pressing rolling contact with the lantern ring (5).

2. The rotating shaft mechanism of a notebook computer according to claim 1, wherein the pressing assembly comprises a shaft lever (7), two arm plates (8) and a double-end torsion spring (9), the shaft lever (7) is inserted into a notch of the upper hinge (3), the upper ends of the two arm plates (8) are rotationally connected with the shaft lever (7), the lower ends of the two arm plates (8) are connected with a central shaft of the roller (6), the double-end torsion spring (9) is fixedly sleeved on the shaft lever (7), and two ends of the double-end torsion spring (9) are connected with the two arm plates (8).

3. The rotating shaft mechanism of the notebook computer according to claim 1, further comprising a half gear ring (10) and a gear (11), wherein the half gear ring (10) protruding out of the collar (5) is arranged in the middle of the outer wall of the collar (5), the gear (11) recessed into the roller (6) is arranged in the middle of the roller (6), and the gear (11) is meshed with the half gear ring (10).

4. A notebook computer spindle mechanism according to claim 1, further comprising two bearings (12), the lower end of the upper hinge (3) being rotatably connected to the right end of the main shaft (2) through the two bearings (12).

5. The rotating shaft mechanism of the notebook computer according to claim 1, further comprising a plurality of mounting holes (13), wherein the mounting holes (13) are formed in the upper hinge (3) and the mounting seat (4), and counter sunk holes are formed in the mounting holes (13).

6. The rotating shaft mechanism of the notebook computer according to claim 1, further comprising two positioning bolts (14), wherein a positioning hole is formed in the lower hinge (1), the two positioning bolts (14) are rotatably and spirally connected to the lower hinge (1), the two positioning bolts (14) are respectively located on the upper side and the lower side of the rotating shaft of the lower hinge (1), and the inner ends of the positioning bolts (14) are inserted into the positioning hole of the lower hinge (1).

7. The rotating shaft mechanism of the notebook computer according to claim 2, wherein the lower hinge (1), the main shaft (2), the upper hinge (3), the mounting seat (4), the roller (6), the arm plate (8), the double-end torsion spring (9), the shaft lever (7) and the arm plate (8) are made of stainless steel.

Images