Rotating shaft mechanism for notebook computer

Abstract

The utility model discloses a rotating shaft mechanism for a notebook computer, which relates to the technical field of computer rotating shafts and comprises a keyboard seat, a connecting lug plate is arranged on one side of the keyboard seat, a sealing plate is arranged at the top of the connecting lug plate, a rotating shaft component is arranged in the middle of the connecting lug plate, and a rotating sleeve is arranged on the side surface of the connecting lug plate. An L-shaped supporting frame is arranged on the outer wall of the rotating sleeve, a mounting plate is arranged on one side of the L-shaped supporting frame, and a connecting assembly is arranged on one side of the rotating shaft assembly. The angle of the display screen is adjusted through the arranged rotating shaft assembly, the adjusting angle of the display screen is controlled through the arranged driving piece, the arranged driving gear and the arranged driven gear, manual adjustment is not needed, the use convenience of the device is improved, the rotating sleeve and the mounting plate are limited through the arranged limiting ring and the arranged protruding block, and the using effect is good. And the influence on the stability of the display screen due to sliding in the use process is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of computer hinges, in particular to a hinge mechanism for a notebook computer. Background Art

[0002] The pivot mechanism is a mechanism that is necessary to connect the main parts of the product and is used to withstand both bending moments and torques during rotation. Common pivot shafts include: mobile phone pivot shafts, laptop pivot shafts, portable DVD pivot shafts, LED desk lamp pivot shafts, LCD display pivot shafts, and GPS vehicle bracket pivot shafts, etc.

[0003] The hinge mechanism of an ordinary laptop computer is mostly used to manually adjust the angle of the display screen, which is time-consuming and labor-intensive. In addition, when there is a problem with the display screen or the hinge, it is inconvenient to disassemble and repair the display screen or the hinge. When damage occurs, users mostly replace the entire device, which causes a certain amount of waste. Therefore, it is necessary to provide a hinge mechanism for a laptop computer to solve this problem. Utility Model Content

[0004] The main purpose of the present invention is to provide a hinge mechanism for a notebook computer, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A hinge mechanism for a laptop computer comprises a keyboard base, a connecting ear plate provided on one side of the keyboard base, a sealing plate provided on the top of the connecting ear plate, a hinge assembly provided in the middle of the connecting ear plate, a rotating sleeve provided on the side of the connecting ear plate, an L-shaped support frame provided on the outer wall of the rotating sleeve, and a mounting plate provided on one side of the L-shaped support frame;

[0007] The rotating shaft assembly includes a driving member, a rotating shaft is provided on one side of the driving member, a driving gear is provided on one side of the rotating shaft, a driven gear is provided on the side of the driving gear, a rotating shaft is provided in the middle of the driven gear, a limiting ring is provided on the outer wall of the rotating shaft, a protrusion is provided on one side of the limiting ring, and a connecting assembly is provided on the outside of one end of the rotating shaft;

[0008] The connecting assembly includes a limit sleeve, a protective frame is provided on the side of the limit sleeve, a support plate is provided in the middle of the protective frame, a connecting shaft is provided in the middle of the support plate, one end of the connecting shaft is provided with a groove, and a square protrusion is provided in the middle of the groove, an extension rod is provided on one side of the square protrusion, and a cylinder is provided on one side of the extension rod.

[0009] Preferably, there are two connecting ear plates, which are symmetrically distributed at both ends of the keyboard base, and a mounting groove is opened in the middle of one of the connecting ear plates. The sealing plate is connected to the top of the mounting groove by bolts, and the bottom of the driving member is connected to the bottom inner wall of the mounting groove by bolts. The output end of the driving member is connected to the rotating shaft, and the rotating shaft is clamped together with the driving gear.

[0010] Preferably, the driving gear and the driven gear are engaged with each other, and the driven gear is located on the inner side of the mounting groove, the driven gear is connected to the rotating shaft by a clip, and the end of the rotating shaft close to the driven gear passes through the connecting ear plate through a bearing, the rotating shaft is arranged adjacent to the keyboard seat, and the end of the rotating shaft away from the driven gear passes through the protective frame.

[0011] Preferably, the rotating shaft is fixedly connected to the limiting ring, and there are two limiting rings, which are symmetrically distributed at both ends of the rotating shaft. The limiting ring is fixedly connected to the protrusion, and the protrusion is symmetrically distributed at the top and bottom of the limiting ring. The rotating shaft is inserted in the middle of the rotating sleeve, and a limiting groove is opened in the middle of the rotating sleeve, and the protrusion is inserted in the middle of the limiting groove.

[0012] Preferably, the protective frame is slidably connected to the side of the keyboard seat close to the rotating shaft, the protective frame is in contact with the side of the limit sleeve, and there are two limit sleeves, which are symmetrically distributed on both sides of the protective frame. The limit sleeve is arranged at one end of the rotating shaft, and the slot in the middle of the side wall of the limit sleeve is clamped on the side of the L-shaped support frame.

[0013] Preferably, the protective frame is fixedly connected to the support plate. There are two support plates, which are symmetrically distributed inside the protective frame. One of the support plates is connected to the rotating shaft through a bearing, and the other support plate is connected to the connecting rotating shaft through a bearing. The rotating shaft and the connecting rotating shaft are correspondingly arranged inside the protective frame.

[0014] Preferably, the end of the rotating shaft away from the driven gear is connected to the cylinder through a bolt, and the cylinder is located in the middle of the rotating shaft, the cylinder is movably connected to the extension rod, and the middle of the end of the extension rod away from the cylinder is fixedly connected to the square protrusion, the square protrusion is inserted into the inside of the groove, and the groove is opened in the middle of the connecting rotating shaft, the end of the connecting rotating shaft away from the groove is connected to the middle of the connecting ear plate through a bearing, and the side of the connecting ear plate is connected to the positioning plate through bolts.

[0015] Preferably, the rotating sleeve is fixedly connected to the L-shaped support frame, and the L-shaped support frame is fixedly connected to the mounting plate. The rotating sleeve is symmetrically distributed on both sides of the protective frame, and the two rotating sleeves are respectively sleeved on the outer walls of the rotating shaft and the connecting rotating shaft.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. The angle of the display screen can be adjusted by the provided rotating shaft assembly. The angle of the display screen can be adjusted by the provided driving member, active gear and driven gear. Manual adjustment is not required, which improves the convenience of using the device. The provided limiting ring and protrusion limit the position of the rotating sleeve and the mounting plate to prevent sliding during use, which affects the stability of the display screen.

[0018] 2. The disassembly of the rotating shaft and the display screen is facilitated by the provided connecting assembly. The provided cylinder pushes the extension rod and the connecting rotating shaft, so that the connecting rotating shaft is ejected from the inside of one of the connecting ear plates, and the connecting rotating shaft is pulled to realize the disassembly of one of the rotating sleeves. The protective frame is slid again to facilitate the disassembly of the other rotating sleeve, thereby facilitating the disassembly and maintenance of the rotating shaft and improving the ease of use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a first-perspective stereoscopic view of the entire device of the utility model;

[0020] Figure 2 This is a second perspective stereogram of the entire device of the utility model;

[0021] Figure 3 It is a structural diagram of the rotating shaft assembly of the utility model;

[0022] Figure 4 It is a structural diagram of the connection component of the utility model.

[0023] In the figure: 1. Keyboard seat; 2. Connecting ear plate; 3. Sealing plate; 4. Mounting plate; 5. Rotating sleeve; 6. L-shaped support frame; 7. Rotating shaft assembly; 8. Mounting slot; 9. Driving member; 10. Rotating shaft; 11. Driving gear; 12. Driven gear; 13. Rotating shaft; 14. Limiting ring; 15. Bump; 16. Limiting slot; 17. Connecting assembly; 18. Limiting sleeve; 19. Card slot; 20. Protective frame; 21. Support plate; 22. Cylinder; 23. Extension rod; 24. Square bump; 25. Groove; 26. Connecting shaft; 27. Positioning plate. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] See also Figure 1 、 Figure 2 、 Figure 3 、 Figure 4As shown, a hinge mechanism for a laptop computer includes a keyboard base 1, a connecting ear plate 2 is provided on one side of the keyboard base 1, a sealing plate 3 is provided on the top of the connecting ear plate 2, a hinge assembly 7 is provided in the middle of the connecting ear plate 2, a rotating sleeve 5 is provided on the side of the connecting ear plate 2, an L-shaped support frame 6 is provided on the outer wall of the rotating sleeve 5, and a mounting plate 4 is provided on one side of the L-shaped support frame 6;

[0026] See also Figure 1 、 Figure 2 、 Figure 3 As shown, the rotating shaft assembly 7 includes a driving member 9, a rotating shaft 10 is provided on one side of the driving member 9, and a driving gear 11 is provided on one side of the rotating shaft 10, a driven gear 12 is provided on the side of the driving gear 11, and a rotating shaft 13 is provided in the middle of the driven gear 12, a limiting ring 14 is provided on the outer wall of the rotating shaft 13, a protrusion 15 is provided on one side of the limiting ring 14, and a connecting component 17 is provided on the outside of one end of the rotating shaft 13, there are two connecting ear plates 2, which are symmetrically distributed at both ends of the keyboard base 1, and a mounting groove 8 is opened in the middle of one of the connecting ear plates 2, the sealing plate 3 is connected to the top of the mounting groove 8 by bolts, and the bottom of the driving member 9 is connected to the bottom inner wall of the mounting groove 8 by bolts, the output end of the driving member 9 is connected to the rotating shaft 10 for transmission, the rotating shaft 10 is clamped together with the driving gear 11, the driving gear 11 and the driven gear 12 are meshed with each other, and the driven gear 12 is located on the inner side of the mounting groove 8, the driven gear 12 is clamped and connected to the rotating shaft 13, and the rotating shaft The end of 13 close to the driven gear 12 passes through the ear plate 2 through the bearing, the rotating shaft 13 is arranged adjacent to the keyboard seat 1, and the end of the rotating shaft 13 away from the driven gear 12 passes through the protective frame 20, the rotating shaft 13 is fixedly connected to the limiting ring 14, and there are two limiting rings 14, which are symmetrically distributed at both ends of the rotating shaft 13, the limiting ring 14 is fixedly connected to the protrusion 15, and the protrusion 15 is symmetrically distributed at the top and bottom of the limiting ring 14, the rotating shaft 13 is inserted in the middle of the rotating sleeve 5, and a limiting groove 16 is provided in the middle of the rotating sleeve 5, and the protrusion 15 is inserted in the middle of the limiting groove 16. The angle of the display screen is adjusted by the provided rotating shaft assembly 7, and the adjustment angle of the display screen is controlled by the provided driving member 9, the active gear 11 and the driven gear 12. No manual adjustment is required, which improves the convenience of use of the device. The limiting ring 14 and the protrusion 15 are used to limit the rotating sleeve 5 and the mounting plate 4 to prevent sliding during use, which affects the stability of the display screen.

[0027] See also Figure 1 、 Figure 2 、 Figure 4As shown, the connecting component 17 includes a limiting sleeve 18, a protective frame 20 is provided on the side of the limiting sleeve 18, a support plate 21 is provided in the middle of the protective frame 20, a connecting shaft 26 is provided in the middle of the support plate 21, one end of the connecting shaft 26 is provided with a groove 25, and a square protrusion 24 is provided in the middle of the groove 25, an extension rod 23 is provided on one side of the square protrusion 24, and a cylinder 22 is provided on one side of the extension rod 23, the protective frame 20 is slidably connected to the side of the keyboard seat 1 close to the shaft 13, the protective frame 20 is in contact with the side of the limiting sleeve 18, and the limiting sleeve 18 has two, divided into The protective frame 20 is symmetrically distributed on both sides of the protective frame 20, the limit sleeve 18 is sleeved on one end of the rotating shaft 13, the card slot 19 in the middle of the side wall of the limit sleeve 18 is clamped on the side of the L-shaped support frame 6, the protective frame 20 is fixedly connected to the support plate 21, and there are two support plates 21, which are symmetrically distributed inside the protective frame 20, and one of the support plates 21 is connected to the rotating shaft 13 through a bearing, and the other support plate 21 is connected to the connecting rotating shaft 26 through a bearing. The rotating shaft 13 and the connecting rotating shaft 26 are correspondingly arranged inside the protective frame 20, and the end of the rotating shaft 13 away from the driven gear 12 is connected to the cylinder 22 by a bolt. The cylinder 22 is connected, and the cylinder 22 is located in the middle of the rotating shaft 13. The cylinder 22 is movably connected to the extension rod 23, and the middle of the end of the extension rod 23 away from the cylinder 22 is fixedly connected to the square protrusion 24. The square protrusion 24 is inserted into the inside of the groove 25, and the groove 25 is opened in the middle of the connecting rotating shaft 26. The end of the connecting rotating shaft 26 away from the groove 25 is connected to the middle of the connecting ear plate 2 through a bearing, and the side of the connecting ear plate 2 is connected to the positioning plate 27 through a bolt. The rotating sleeve 5 is fixedly connected to the L-shaped support frame 6, and the L-shaped support frame 6 is fixedly connected to the mounting plate 4. The rotating sleeve 5 is connected to the two, divided into They are symmetrically distributed on both sides of the protective frame 20, and the two rotating sleeves 5 are respectively sleeved on the outer walls of the rotating shaft 13 and the connecting rotating shaft 26. The connecting component 17 is provided to facilitate the disassembly of the rotating shaft and the display screen. The extension rod 23 and the connecting rotating shaft 26 are pushed by the provided cylinder 22, so that the connecting rotating shaft 26 is ejected from the inside of one of the connecting ear plates 2, and the connecting rotating shaft 26 is pulled to realize the disassembly of one of the rotating sleeves 5. The protective frame 20 is slid again to facilitate the disassembly of the other rotating sleeve 5, thereby facilitating the disassembly and maintenance of the rotating shaft, and improving the convenience of use of the device.

[0028] It should be noted that the present invention is a hinge mechanism for a laptop computer. When in use, one of the rotating sleeves 5 is sleeved on the outer wall of the rotating shaft 13, so that the limiting groove 16 in the middle of the rotating sleeve 5 is aligned with the protrusion 15, and the rotating sleeve 5 is pushed so that the rotating sleeve 5 and the mounting plate 4 are sleeved on the outer wall of the rotating shaft 13. The protrusion 15 limits the rotating sleeve 5, and then the limiting sleeve 18 is sleeved on the outside of the rotating shaft 13, so that the slot 19 on the side of the limiting sleeve 18 is clamped on the side of the L-shaped support frame 6, and then the protective frame 20 is sleeved on one end of the rotating shaft 13, so that the rotating shaft 13 is inserted in the middle of the support plate 21 inside the protective frame 20, and then the connecting shaft 26 is passed through the middle of the connecting ear plate 2 on one side of the keyboard seat 1, and the other rotating sleeve 5 is sleeved on the outside of the connecting shaft 26, and the connecting shaft is pushed. The rotating shaft 26 aligns one end of the connecting rotating shaft 26 with the square protrusion 24 at one end of the rotating shaft 13, so that the square protrusion 24 is inserted into the inside of the groove 25, thereby realizing the connection between the rotating shaft 13 and the connecting rotating shaft 26, thereby facilitating the rotating shaft 13 to drive the connecting rotating shaft 26 to rotate. During disassembly, by loosening the positioning plate 27 on the side of the connecting ear plate 2, the mounting slot near one end of the connecting rotating shaft 26 is exposed, and the cylinder 22 is operated. The cylinder 22 drives the extension rod 23 to extend, so that the extension rod 23 pushes the connecting rotating shaft 26, and the connecting rotating shaft 26 is ejected from the inside of the mounting slot, pulling the connecting rotating shaft 26 to separate the connecting rotating shaft 26 from the rotating sleeve 5, and then the limiting sleeve 18 of the protective frame 20 is removed from the outside of the rotating shaft 13 in turn to complete the disassembly of the device.

[0029] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A hinge mechanism for a notebook computer, comprising a keyboard seat (1), characterized in that: A connecting ear plate (2) is provided on one side of the keyboard seat (1), and a sealing plate (3) is provided on the top of the connecting ear plate (2), a rotating shaft assembly (7) is provided in the middle of the connecting ear plate (2), a rotating sleeve (5) is provided on the side of the connecting ear plate (2), and an L-shaped support frame (6) is provided on the outer wall of the rotating sleeve (5), and a mounting plate (4) is provided on one side of the L-shaped support frame (6); The rotating shaft assembly (7) comprises a driving member (9), a rotating shaft (10) is arranged on one side of the driving member (9), a driving gear (11) is arranged on one side of the rotating shaft (10), a driven gear (12) is arranged on the side of the driving gear (11), a rotating shaft (13) is arranged in the middle of the driven gear (12), a limiting ring (14) is arranged on the outer wall of the rotating shaft (13), a protrusion (15) is arranged on one side of the limiting ring (14), and a connecting assembly (17) is arranged on the outside of one end of the rotating shaft (13); The connection assembly (17) comprises a limit sleeve (18), a protective frame (20) is arranged on the side of the limit sleeve (18), a support plate (21) is arranged in the middle of the protective frame (20), a connecting shaft (26) is arranged in the middle of the support plate (21), a groove (25) is arranged at one end of the connecting shaft (26), and a square protrusion (24) is arranged in the middle of the groove (25), an extension rod (23) is arranged on one side of the square protrusion (24), and a cylinder (22) is arranged on one side of the extension rod (23).

2. The hinge mechanism for a notebook computer according to claim 1, characterized in that: There are two connecting ear plates (2), which are symmetrically distributed at the two ends of the keyboard seat (1), and a mounting groove (8) is opened in the middle of one of the connecting ear plates (2). The sealing plate (3) is connected to the top of the mounting groove (8) by bolts, and the bottom of the driving member (9) is connected to the bottom inner wall of the mounting groove (8) by bolts. The output end of the driving member (9) is transmission-connected to the rotating shaft (10), and the rotating shaft (10) is clamped together with the driving gear (11).

3. The hinge mechanism for a notebook computer according to claim 2, characterized in that: The driving gear (11) and the driven gear (12) are meshed with each other, and the driven gear (12) is located on one side of the inner part of the mounting groove (8). The driven gear (12) is connected to the rotating shaft (13) by a clamping connection, and one end of the rotating shaft (13) close to the driven gear (12) passes through the connecting ear plate (2) through a bearing. The rotating shaft (13) is arranged adjacent to the keyboard seat (1), and one end of the rotating shaft (13) away from the driven gear (12) passes through the protective frame (20).

4. The hinge mechanism for a notebook computer according to claim 3, characterized in that: The rotating shaft (13) is fixedly connected to the limiting ring (14), and there are two limiting rings (14) which are symmetrically distributed at the two ends of the rotating shaft (13). The limiting ring (14) is fixedly connected to the protrusion (15), and the protrusion (15) is symmetrically distributed at the top and bottom of the limiting ring (14). The rotating shaft (13) is inserted in the middle of the rotating sleeve (5), and a limiting groove (16) is provided in the middle of the rotating sleeve (5), and the protrusion (15) is inserted in the middle of the limiting groove (16).

5. The hinge mechanism for a notebook computer according to claim 1, characterized in that: The protective frame (20) is slidably connected to a side of the keyboard seat (1) close to the rotating shaft (13), the protective frame (20) is in contact with the side of the limiting sleeve (18), and there are two limiting sleeves (18), which are symmetrically distributed on both sides of the protective frame (20), the limiting sleeve (18) is sleeved on one end of the rotating shaft (13), and the slot (19) in the middle of the side wall of the limiting sleeve (18) is clamped on the side of the L-shaped support frame (6).

6. The hinge mechanism for a notebook computer according to claim 5, characterized in that: The protective frame (20) is fixedly connected to the support plate (21). There are two support plates (21), which are symmetrically distributed inside the protective frame (20). One of the support plates (21) is connected to the rotating shaft (13) through a bearing, and the other support plate (21) is connected to the connecting rotating shaft (26) through a bearing. The rotating shaft (13) and the connecting rotating shaft (26) are correspondingly arranged inside the protective frame (20).

7. The hinge mechanism for a notebook computer according to claim 5, characterized in that: The end of the rotating shaft (13) away from the driven gear (12) is connected to the cylinder (22) through a bolt, and the cylinder (22) is located in the middle of the rotating shaft (13). The cylinder (22) is movably connected to the extension rod (23), and the middle of the end of the extension rod (23) away from the cylinder (22) is fixedly connected to the square protrusion (24), the square protrusion (24) is inserted into the inside of the groove (25), and the groove (25) is opened in the middle of the connecting rotating shaft (26), the end of the connecting rotating shaft (26) away from the groove (25) is connected to the middle of the connecting ear plate (2) through a bearing, and the side of the connecting ear plate (2) is connected to the positioning plate (27) through a bolt.

8. The hinge mechanism for a notebook computer according to claim 1, characterized in that: The rotating sleeve (5) is fixedly connected to the L-shaped support frame (6), and the L-shaped support frame (6) is fixedly connected to the mounting plate (4). The rotating sleeve (5) is symmetrically distributed on both sides of the protective frame (20), and the two rotating sleeves (5) are respectively sleeved on the outer walls of the rotating shaft (13) and the connecting rotating shaft (26).

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