Keyboard lifter

Abstract

The utility model relates to the technical field of keyboard lifters, in particular to a keyboard lifter. The keyboard lifter comprises a shell, a lifting driving assembly, an overturning driving assembly, a keyboard fixing assembly and a keyboard; the keyboard fixing assembly comprises a rotating shaft which is connected with the keyboard; the lifting driving assembly and the overturning driving assembly are installed in the shell. The keyboard fixing assembly is in transmission connection with the lifting driving assembly; the rotating shaft is in transmission connection with the overturning driving assembly; and the top of the shell is provided with an access for the keyboard to pass through. The lifting driving assembly drives the keyboard fixing assembly to ascend and descend so that the keyboard can be stored in the shell through the inlet and outlet or stretch out of the shell. When the keyboard is located outside the shell, the turnover driving assembly drives the rotating shaft to rotate so that the keyboard can be turned over from the vertical state to the horizontal use state or turned over from the horizontal use state to the vertical state.

Description

Technical Field

[0001] The utility model relates to the technical field of keyboard lifters, in particular to a keyboard lifter. Background Art

[0002] A computer keyboard is an input device of a computer for inputting characters into the computer. As a main input accessory of the computer, the keyboard is one of the necessary accessories of the computer. It is the main way for users to interact with the computer. Whether it is writing documents, programming, searching the web, or playing games, the use of the keyboard is indispensable.

[0003] Currently, computer keyboards are generally directly placed on the desktop for users to use, and they are still placed on the desktop after use. When not in use, they are exposed to the external environment for a long time, which is easy to get dirty and damaged by depreciation. If they are stored after each use, it is time-consuming and laborious. Summary of the Utility Model

[0004] An embodiment of the utility model provides a keyboard lifter to solve the problems in the prior art that the keyboard is exposed to the external environment for a long time when not in use, which is easy to get dirty and damaged by depreciation, and it is time-consuming and laborious to store it after each use.

[0005] The utility model discloses a keyboard lifter, which comprises a housing, a lifting drive assembly, a flipping drive assembly, a keyboard fixing assembly and a keyboard; the keyboard fixing assembly comprises a rotating shaft, and the rotating shaft is connected with the keyboard; the lifting drive assembly and the flipping drive assembly are installed in the housing; the keyboard fixing assembly is in transmission connection with the lifting drive assembly, and the rotating shaft is in transmission connection with the flipping drive assembly; an entrance and exit for the keyboard to pass through is opened at the top of the housing;

[0006] The lifting drive assembly drives the keyboard fixing assembly to lift, so as to store the keyboard in the housing through the entrance and exit, or extend the keyboard out of the housing;

[0007] When the keyboard is in a state outside the housing, the flipping drive assembly drives the rotating shaft to rotate, so as to flip the keyboard from a vertical state to a horizontal use state, or from a horizontal use state to a vertical state.

[0008] Optionally, the keyboard fixing assembly further comprises a sliding rod, and the rotating shaft is connected with the keyboard through the sliding rod; the keyboard is slidably installed on the sliding rod, and the keyboard can slide close to or away from the rotating shaft.

[0009] Optionally, the keyboard fixing assembly further comprises at least two folding rods, the folding rods are rotatably connected between them, and the folding rods are respectively rotatably connected with the rotating shaft and the keyboard.

[0010] Optionally, a wire guiding groove is arranged on the folding rod, and the wires of the keyboard are introduced into the housing through the wire guiding groove.

[0011] Optionally, a mounting and storage rod is provided on the rotating shaft, and a first storage groove is formed in the mounting and storage rod. The folding rod is rotatably mounted in the first storage groove. When the keyboard slides close to the rotating shaft, the folding rod is stored in the first storage groove.

[0012] Optionally, a second storage groove is formed on the side of the keyboard facing the rotating shaft, and the second storage groove is correspondingly arranged with the first storage groove. The folding rod is rotatably mounted in the second storage groove. When the keyboard slides close to the rotating shaft, the folding rod is stored in the second storage groove.

[0013] Optionally, inside the housing, a limiting portion is provided on the surface of the rotating shaft. When the keyboard is flipped to the horizontal use state, the limiting portion abuts against the edge of the entrance and exit; and / or

[0014] A mouse storage cavity is provided at the top of the housing for storing a mouse.

[0015] Optionally, a first driving member and a transmission curved rod are provided inside the housing. The first driving member is in transmission connection with the transmission curved rod to drive the transmission curved rod to move up and down. A rotating flip cover is installed on the entrance and exit, and a connecting curved rod is provided at the end of the rotating flip cover. A guiding piece is installed on the inner side surface of the housing, and an arc-shaped opening is formed in the guiding piece. The turning point of the connecting curved rod is rotatably mounted on the guiding piece, and one end of the transmission curved rod is rotatably connected with the end of the connecting curved rod in the arc-shaped opening.

[0016] When the transmission curved rod moves upward, the rotating flip cover opens the entrance and exit. When the moving curved rod moves downward, the rotating flip cover closes the entrance and exit.

[0017] Optionally, the keyboard fixing assembly further includes a moving mounting plate provided inside the housing. The rotating shaft is rotatably mounted on the moving mounting plate. The lifting driving assembly includes a first motor and a first transmission belt. A transmission wheel is provided on the mounting plate, and the first transmission belt is respectively connected with the transmission end of the first motor and the transmission wheel.

[0018] Optionally, the flipping driving assembly includes a second motor and a second transmission belt. The second motor is installed on the moving mounting plate, and the second transmission belt is respectively connected with the transmission end of the second motor and the rotating shaft.

[0019] Compared with the prior art, the beneficial effects of the keyboard lifter provided by the embodiment of the present utility model are as follows: The keyboard lifter of the present utility model drives the rotating shaft to rise through the lifting drive assembly, thereby driving the keyboard to lift. When the keyboard is in use, it rises from the housing through the access opening, and then under the drive of the flipping drive assembly, the keyboard is driven by the rotating shaft to flip from the vertical state to the horizontal use state. After use, under the drive of the flipping drive assembly, the keyboard is driven by the rotating shaft to flip from the horizontal use state to the vertical state, and the lifting drive assembly drives the rotating shaft to descend and retracts into the housing through the access opening. In this way, it is possible to avoid the problem that the keyboard is exposed to the external environment for a long time when not in use, which is prone to dirt and depreciation damage, and it is time-consuming and laborious to store it every time after use. Brief Description of the Drawings

[0020] The technical solutions of the present utility model will be further described in detail below in conjunction with the drawings and embodiments. In the drawings:

[0021] Figure 1 is a schematic diagram of the keyboard lifter with the keyboard of the embodiment of the present utility model stored in the housing;

[0022] Figure 2 is a schematic diagram of the keyboard lifter with the keyboard of the embodiment of the present utility model lifted out of the housing for use;

[0023] Figure 3 is a schematic diagram of the keyboard sliding adjustment of the embodiment of the present utility model;

[0024] Figure 4 is a schematic diagram of one side inside the keyboard lifter of the embodiment of the present utility model;

[0025] Figure 5 is a schematic diagram of the other side inside the keyboard lifter of the embodiment of the present utility model;

[0026] Figure 6 is a schematic diagram of the other side inside the keyboard lifter of the embodiment of the present utility model;

[0027] Figure 7 is a schematic diagram of the keyboard and the keyboard fixing assembly of the embodiment of the present utility model;

[0028] Figure 8 is another schematic diagram of the keyboard and the keyboard fixing assembly of the embodiment of the present utility model;

[0029] Figure 9 is another schematic diagram of the keyboard and the keyboard fixing assembly of the embodiment of the present utility model;

[0030] Figure 10 is a schematic diagram of the rotating flip cover, the first driving member, the transmission curved rod and the guiding piece of the embodiment of the present utility model;

[0031] Figure 11This is a schematic diagram of the folding rod in the embodiment of the utility model.

[0032] The reference numerals in the figure are as follows:

[0033] 1. Housing; 11. Entrance and exit; 12. Mouse storage cavity; 13. Rotating flip cover; 131. Connecting curved rod; 14. Flip cover; 15. Installation vertical plate; 16. Second slide rail; 2. Lifting drive assembly; 21. First motor; 22. First drive belt; 3. Flipping drive assembly; 31. Second motor; 4. Keyboard fixing assembly; 41. Rotating shaft; 411. Installation storage rod; 411a. First storage groove; 412. Limiting part; 412a. Position notch; 42. Sliding rod; 421. First slide rail; 43. Folding rod; 431. Lead wire groove; 44. Moving installation plate; 441. Driving wheel; 442. Installation rod; 443. Second slider; 5. Keyboard; 51. Second storage groove; 52. First sliding piece; 6. Mouse; 7. First driving member; 8. Driving curved rod; 9. Guide piece; 91. Arc opening; 10. Gear. Detailed implementation manners

[0034] It should be noted that, without conflict, the embodiments in the present application and the features in the embodiments may be combined with each other. Now, with reference to the accompanying drawings, the preferred embodiments of the present utility model will be described in detail.

[0035] The embodiment of the present utility model provides a keyboard lifter. As Figures 1 to 11 shown, the keyboard lifter includes a housing 1, a lifting drive assembly 2, a flipping drive assembly 3, a keyboard fixing assembly 4, and a keyboard 5; the keyboard fixing assembly 4 includes a rotating shaft 41, and the rotating shaft 41 is connected to the keyboard 5; the lifting drive assembly 2 and the flipping drive assembly 3 are installed in the housing 1; the keyboard fixing assembly 4 is in transmission connection with the lifting drive assembly 2, and the rotating shaft 41 is in transmission connection with the flipping drive assembly 3; an entrance and exit 11 for the keyboard 5 to pass through is formed at the top of the housing 1. The lifting drive assembly 2 drives the keyboard fixing assembly 4 to lift, so as to store the keyboard 5 in the housing 1 through the entrance and exit 11 or extend the keyboard 5 out of the housing 1.

[0036] When the keyboard 5 is in a state outside the housing 1, the flipping drive assembly 3 drives the rotating shaft 41 to rotate, so as to flip the keyboard 5 from a vertical state to a horizontal use state, or from a horizontal use state to a vertical state.

[0037] The keyboard lifter of the present utility model drives the rotation shaft 41 to rise through the lifting drive assembly 2, thereby driving the keyboard 5 to lift. When the keyboard 5 is in use, it rises from the housing 1 through the entrance and exit 11, and then under the drive of the flipping drive assembly 3, the keyboard 5 is driven by the rotation shaft 41 to flip from the vertical state to the horizontal use state. After use, under the drive of the flipping drive assembly 3, the keyboard 5 is driven by the rotation shaft 41 to flip from the horizontal use state to the vertical state, the lifting drive assembly 2 drives the rotation shaft 41 to descend, and it is received into the housing 1 from the entrance and exit 11. In this way, it can avoid the problem that the keyboard 5 is exposed to the external environment for a long time when not in use, which is prone to dirt and depreciation damage, and it is time-consuming and laborious to store it every time after use.

[0038] Specifically, the keyboard fixing assembly 4 further includes a sliding rod 42, and the rotation shaft 41 is connected to the keyboard 5 through the sliding rod 42; the keyboard 5 is slidably mounted on the sliding rod 42, and the keyboard 5 can slide closer to or farther away from the rotation shaft 41. With the arrangement of the sliding rod 42 in this solution, the keyboard 5 is slidably mounted on the sliding rod 42, so that the keyboard 5 can slide closer to or farther away from the rotation shaft 41. In this way, the keyboard 5 can adjust its use position during use, which is more convenient for the user. Specifically, two sliding rods 42 are provided at both ends of the rotation shaft 41, a first slide rail 421 is provided on the sliding rod 42, and first sliding pieces 52 are provided at the bottom sides of both sides of the keyboard 5, and the first sliding pieces 52 are slidably mounted on the first slide rail 421.

[0039] Furthermore, the keyboard fixing assembly 4 further includes at least two folding rods 43, the folding rods 43 are rotatably connected between them, and the folding rods 43 are respectively rotatably connected to the rotation shaft 41 and the keyboard 5. In this solution, the folding rods 43 are further provided between the rotation shaft 41 and the keyboard 5, and the folding rods 43 can further improve the sliding stability of the keyboard 5. Specifically, two folding rods 43 can be provided, one end between the two folding rods 43 is rotatably connected, the other end of one folding rod 43 is rotatably connected to the keyboard 5, and the other end of the other folding rod 43 is rotatably connected to the rotation shaft 41. The rotation connections between the two folding rods 43, between the folding rods 43 and the keyboard 5, and between the folding rods 43 and the rotation shaft 41 can all be realized by pin joints, which will not be elaborated here.

[0040] Specifically, a wire guiding groove 431 is provided on the folding rod 43, and the wire of the keyboard 5 is introduced into the housing 1 through the wire guiding groove 431. The further provision of the wire guiding groove 431 on the folding rod 43 can accommodate the wires, facilitate the laying of the wires, and at the same time can protect the wires. The wires are the power supply and signal transmission lines of the keyboard 5, which are no different from the wires in an ordinary keyboard 5, and will not be elaborated here. After the wires are introduced into the housing 1, they are further connected to the computer host, which will not be elaborated here.

[0041] Further, an installation and storage rod 411 is provided on the rotating shaft 41, and a first storage groove 411a is formed in the installation and storage rod 411. The folding rod 43 is rotatably installed in the first storage groove 411a. When the keyboard 5 slides close to the rotating shaft 41, the folding rod 43 is stored in the first storage groove 411a. The provision of the first storage groove 411a facilitates the folding and storage of the folding rod 43, enabling the keyboard 5 to be stored more compactly. The width of the first storage groove 411a can be greater than the length of the folding rod 43 to facilitate the folding of the folding rod 43 in the first storage groove 411a more easily.

[0042] A second storage groove 51 is formed on the side of the keyboard 5 facing the rotating shaft 41, and the second storage groove 51 is arranged corresponding to the first storage groove 411a. The folding rod 43 is rotatably installed in the second storage groove 51. When the keyboard 5 slides close to the rotating shaft 41, the folding rod 43 is stored in the second storage groove 51. The provision of the second storage groove 51 facilitates the folding and storage of the folding rod 43, enabling the keyboard 5 to be stored more compactly. The width of the second storage groove 51 can be greater than the length of the folding rod 43 to facilitate the folding of the folding rod 43 in the second storage groove 51 more easily. In one embodiment, when there are two folding rods 43, one end of one folding rod 43 is rotatably installed in the first storage groove 411a, and the other folding rod 43 is rotatably installed in the second storage groove 51. When folding and storing, one folding rod 43 is mainly stored in the first storage groove 411a, and the other folding rod 43 is mainly stored in the second storage groove 51.

[0043] On the other hand, inside the housing 1, a limiting portion 412 is provided on the surface of the rotating shaft 41. When the keyboard 5 is flipped to the horizontal use state, the limiting portion 412 abuts against the edge of the entrance / exit 11. The provision of the limiting portion 412 can abut against the edge of the entrance / exit 11 when the keyboard 5 is flipped to the horizontal use state, limit the flipping of the keyboard 5, so that the keyboard 5 is correctly flipped and maintained in the horizontal use state, facilitating the user to use. Specifically, when the keyboard 5 is flipped to the horizontal use state, a clamping notch 412a is formed on the side of the limiting portion 412 facing the entrance / exit 11, and the clamping notch 412a is clamped on the edge of the entrance / exit 11.

[0044] On the other hand, a mouse storage cavity 12 is provided on the top of the housing 1, and the mouse storage cavity 12 is used to store the mouse 6. The keyboard lifter further includes a mouse 6. When not in use, the mouse 6 can be stored in the mouse storage cavity 12. A flip cover 14 is provided on the mouse storage cavity 12, and the flip cover 14 covers the mouse storage cavity 12.

[0045] On the other hand, a first driving member 7 and a transmission curved rod 8 are arranged inside the housing 1. The first driving member 7 is in transmission connection with the transmission curved rod 8 to drive the transmission curved rod 8 to move up and down. A rotating flip cover 13 is installed on the entrance and exit 11, and a connecting curved rod 131 is arranged at the end of the rotating flip cover 13. A guiding piece 9 is installed on the inner side surface of the housing 1, and an arc-shaped opening 91 is formed in the guiding piece 9. The turning point of the connecting curved rod 131 is rotatably installed on the guiding piece 9, and one end of the transmission curved rod 8 is rotatably connected with the end of the connecting curved rod 131 in the arc-shaped opening 91. When the transmission curved rod 8 moves upward, the rotating flip cover 13 opens the entrance and exit 11. When the moving curved rod moves downward, the rotating flip cover 13 covers the entrance and exit 11. After the keyboard 5 is lowered into the housing 1, the first driving member 7 drives the transmission curved rod 8 to move downward. Due to the zigzag shapes of the transmission curved rod 8 and the connecting curved rod 131, the rotating flip cover 13 is pushed by the transmission curved rod 8 and the connecting curved rod 131 to flip and cover the entrance and exit 11. When the keyboard 5 needs to be raised, the first driving member 7 drives the transmission curved rod 8 to move upward. Due to the zigzag shapes of the transmission curved rod 8 and the connecting curved rod 131, the rotating flip cover 13 is pushed by the transmission curved rod 8 and the connecting curved rod 131 to flip in the reverse direction and open the entrance and exit 11. At this time, the keyboard 5 can be raised through the entrance and exit 11. The first driving member 7 can be a rodless cylinder or the like.

[0046] Specifically, connecting curved rods 131 are arranged at both ends of the rotating flip cover 13, and corresponding first driving members 7, transmission curved rods 8, and guiding pieces 9 are arranged at both ends of the rotating flip cover 13. The specific setting and connection method are the same as above and will not be elaborated here.

[0047] Specifically, the keyboard fixing assembly 4 further includes a moving mounting plate 44 arranged inside the housing 1. The rotating shaft 41 is rotatably installed on the moving mounting plate 44. The lifting driving assembly 2 includes a first motor 21 and a first transmission belt 22. A transmission wheel 441 is arranged on the mounting plate. The first transmission belt 22 is respectively connected with the transmission end of the first motor 21 and the transmission wheel 441. An installation vertical plate 15 is installed inside the housing 1, and the first motor 21 is installed on the installation vertical plate 15. Two relatively arranged second sliding rails 16 can be further installed on the inner wall of the housing 1. Two relatively arranged second sliding blocks 443 are installed on the moving mounting plate 44, and the two second sliding blocks 443 are respectively slidably installed on the two second sliding rails 16 to improve the lifting stability of the moving mounting plate 44.

[0048] Mounting rods 442 are arranged at both ends of the moving mounting plate 44, and both ends of the rotating shaft 41 are rotatably installed on the two mounting rods 442.

[0049] Further, the flipping drive assembly 3 includes a second motor 31 and a second drive belt. The second motor 31 is installed on the movable mounting plate 44, and the second drive belt is respectively connected to the drive end of the second motor 31 and the rotating shaft 41. Gears 10 may be provided at both ends of the rotating shaft 41, and gears 10 may also be provided at the drive end of the second motor 31. The second drive belt is provided with meshing teeth that mesh with the gears 10 to achieve the transmission of the rotating shaft 41.

[0050] It should be understood that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit them. Those skilled in the art can modify the technical solutions described in the above embodiments or equivalently replace some of the technical features therein; and all such modifications and replacements should fall within the protection scope of the appended claims of the present invention.

Claims

1. A keyboard lifter, characterized in that, It includes a housing, a lifting drive assembly, a flipping drive assembly, a keyboard fixing assembly and a keyboard; the keyboard fixing assembly includes a rotating shaft, and the rotating shaft is connected to the keyboard; the lifting drive assembly and the flipping drive assembly are installed in the housing; the keyboard fixing assembly is in transmission connection with the lifting drive assembly, and the rotating shaft is in transmission connection with the flipping drive assembly; an entrance and exit through which the keyboard can pass is provided at the top of the housing. The lifting drive assembly drives the keyboard fixing assembly to move up and down, so as to receive the keyboard in the housing through the entrance and exit, or extend the keyboard out of the housing. When the keyboard is in a state outside the housing, the flipping drive assembly drives the rotating shaft to rotate, so as to flip the keyboard from a vertical state to a horizontal use state, or from a horizontal use state to a vertical state.

2. The keyboard lift according to claim 1, characterized in that, The keyboard fixing assembly further includes a sliding rod, and the rotating shaft is connected to the keyboard through the sliding rod; the keyboard is slidably installed on the sliding rod, and the keyboard can slide closer to or farther away from the rotating shaft.

3. The keyboard lifter according to claim 2, wherein The keyboard fixing assembly further includes at least two folding rods, the folding rods are rotatably connected to each other, and the folding rods are respectively rotatably connected to the rotating shaft and the keyboard.

4. The keyboard lifter according to claim 3, characterized in that, A wire guiding groove is provided on the folding rod, and the wire of the keyboard is introduced into the housing through the wire guiding groove.

5. The keyboard lifter according to claim 3, characterized in that, An installation and storage rod is provided on the rotating shaft, and a first storage groove is provided in the installation and storage rod; the folding rod is rotatably installed in the first storage groove; when the keyboard slides closer to the rotating shaft, the folding rod is stored in the first storage groove.

6. The keyboard lifter according to claim 5, characterized in that, A second storage groove is provided on the side of the keyboard facing the rotating shaft, and the second storage groove is arranged corresponding to the first storage groove; the folding rod is rotatably installed in the second storage groove; when the keyboard slides closer to the rotating shaft, the folding rod is stored in the second storage groove.

7. The keyboard lifter according to any one of claims 1 to 6, characterized in that, Inside the housing, a limiting portion is provided on the surface of the rotating shaft; when the keyboard is flipped to the horizontal use state, the limiting portion abuts against the edge of the entrance and exit. and / or A mouse storage cavity is provided at the top of the housing, and the mouse storage cavity is used for storing a mouse.

8. The keyboard lifter according to any one of claims 1 to 6, characterized in that A first driving member and a transmission curved rod are provided inside the housing, the first driving member is in transmission connection with the transmission curved rod to drive the transmission curved rod to move up and down; a rotating flip cover is installed on the entrance and exit, and a connecting curved rod is provided at the end of the rotating flip cover; a guiding piece is installed on the inner side surface of the housing, and an arc-shaped opening is provided in the guiding piece; the turning point of the connecting curved rod is rotatably installed on the guiding piece, and one end of the transmission curved rod is rotatably connected to the end of the connecting curved rod in the arc-shaped opening. When the transmission curved rod moves upward, the rotating flip cover opens the entrance and exit; when the moving curved rod moves downward, the rotating flip cover closes the entrance and exit.

9. The keyboard lifter according to any one of claims 1 to 6, characterized in that, The keyboard fixing component further includes a movable mounting plate disposed within the housing, the rotating shaft being rotatably mounted on the movable mounting plate, the lifting drive component including a first motor and a first transmission belt, a transmission wheel being disposed on the mounting plate, and the first transmission belt being respectively connected to the transmission end of the first motor and the transmission wheel.

10. The keyboard lifter according to claim 9, characterized in that, The flipping drive component includes a second motor and a second transmission belt, the second motor being mounted on the movable mounting plate, and the second transmission belt being respectively connected to the transmission end of the second motor and the rotating shaft.

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