Keyboard easy to disassemble and assemble

Abstract

The utility model discloses a keyboard easy to disassemble and assemble, which comprises a lower shell and an upper shell, a keyboard plate is arranged between the lower shell and the upper shell, a key group is arranged on the keyboard plate, the key group comprises a positioning group and a positioning hole group, the positioning group comprises a first positioning hole, a second positioning hole and a third positioning hole, and the positioning hole group comprises a first positioning hole, a second positioning hole and a third positioning hole. According to the utility model, the positioning rod is arranged on the lower shell, the first positioning ring and the second positioning ring are respectively arranged on the upper shell and the keyboard plate, and the first positioning ring and the second positioning ring are inserted into the positioning rod, so that the positioning rod can be inserted into the upper shell and the keyboard plate, and the positioning rod is inserted into the first positioning ring and the second positioning ring. Then the rotating handle is rotated to enable the inserting rod to be sequentially inserted into the first positioning hole, the second positioning hole and the third positioning hole to splice the keyboard together, and similarly, the rotating handle is reversely rotated to enable the inserting rod to retreat from the first positioning hole, the second positioning hole and the third positioning hole, so that the keyboard can be easily disassembled, and a user can conveniently maintain or clean the keyboard.

Description

TECHNICAL FIELD

[0001] The utility model relates to keyboard field especially easy to disassemble keyboard. BACKGROUND

[0002] With the development of science and technology, computer has become the necessary article of most people's daily work and study, and most office work and study cannot leave computer, and computer is generally divided into desktop computer and portable computer, and the desktop computer is mainly composed of host computer, display, keyboard and mouse, and the keyboard as the commonly used part of computer also becomes the commonly used tool of people, and the keyboard of the general desktop computer adopts external keyboard, and the keyboard is placed on the desktop during use, the keyboard is the most commonly used and the most important input device, and English letters, numbers, punctuation marks and the like can be input into the computer through the keyboard, so as to send commands, input data and the like to the computer, and the existing keyboard is not easy to disassemble and clean, because the existing keyboard is connected by screws, so when the keyboard is damaged or too much dust, it is difficult to disassemble for maintenance and cleaning. SUMMARY

[0003] The utility model aims at providing a kind of easy disassembly keyboard.

[0004] To achieve the above object, the utility model adopts the following scheme:

[0005] A kind of easy disassembly keyboard, including lower shell and upper shell, key sheet is equipped between the lower shell and upper shell, key group is equipped on the key sheet:

[0006] Positioning group, the positioning group is composed of positioning rod and first positioning ring and second positioning ring, the positioning rod is symmetrically arranged in the two sides of lower shell inner wall, the first positioning ring is symmetrically arranged in the two sides of key sheet, the second positioning ring is symmetrically arranged in the two sides of upper shell inner wall, the first positioning ring and second positioning ring are sequentially set on positioning rod;

[0007] Positioning hole group, it is composed of first positioning hole, second positioning hole and third positioning hole, the first positioning hole is arranged on the first positioning ring, the second positioning hole is arranged on the second positioning ring, and the third positioning hole is symmetrically arranged on the positioning rod and is coaxial with the first positioning hole and the second positioning hole respectively.

[0008] Locking piece, locking piece that can sequentially pass through positioning hole group is equipped in the lower shell;

[0009] Drive mechanism, drive mechanism that can drive locking piece and positioning hole group to connect or separate is equipped in the lower shell.

[0010] As a further embodiment of this utility model, the number of positioning rods is four, and the positioning rods are arranged in groups of two, with the two groups of positioning rods symmetrically arranged on both sides of the inner wall of the lower shell.

[0011] As a further embodiment of this utility model, a first conical block is provided at the top of the positioning rod, and a limiting plate is provided on the outer wall of the positioning rod.

[0012] As a further embodiment of this utility model, the locking member includes a guide cylinder disposed on the inner wall of the lower shell and located on one side of the positioning rod. A square hole is provided on the axis of the guide cylinder, and a sliding rod is sleeved in the square hole. A fixing plate is fixed at one end of the sliding rod, and insert rods are symmetrically provided on one side of the fixing plate. The fixing plate is inserted into the first positioning hole, the second positioning hole and the third positioning hole respectively.

[0013] As a further embodiment of this utility model, a second conical block is fixed at one end of the insertion rod.

[0014] As a further embodiment of this utility model, the driving mechanism includes vertical plates symmetrically arranged between two guide cylinders, a threaded cylinder rotatably arranged between the vertical plates, a screw rod that can be threadedly connected to the threaded cylinder fixed at one end of the slide rod, a first bevel gear threadedly connected to the outer wall of the threaded cylinder, a rotating shaft rotatably arranged on one side of the lower shell, a second bevel gear that can mesh with the first bevel gear fixed at one end of the rotating shaft, and one end of the rotating shaft extending out of the lower shell.

[0015] As a further embodiment of this utility model, the internal threads of the threaded cylinder are symmetrically arranged at both ends of the threaded cylinder.

[0016] As a further embodiment of this utility model, a countersunk hole coaxial with the rotating shaft is provided on the outer wall of the lower shell, a hinge hole is provided at one end of the rotating shaft, and a rotating handle is hinged to the hinge hole.

[0017] In summary, the advantages of this utility model over the prior art are as follows: This utility model can assemble the keyboard by setting a positioning rod on the lower shell and setting a first positioning ring and a second positioning ring on the upper shell and the keypad respectively. The first positioning ring and the second positioning ring are inserted into the positioning rod, and the handle is rotated to insert the rod into the first positioning hole, the second positioning hole and the third positioning hole in sequence. Similarly, the handle is reversed to make the rod exit the first positioning hole, the second positioning hole and the third positioning hole, so that the keyboard can be easily disassembled. This makes it convenient for users to repair or clean the keyboard. Attached Figure Description

[0018] Figure 1 This is a three-dimensional view of the present invention.

[0019] Figure 2 This is an exploded view of the present invention.

[0020] Figure 3 is a sectional view of the utility model.

[0021] Figure 4 is a sectional view of the utility model.

[0022] Figure 5 is a sectional view of the utility model Figure 2 is an enlarged view of A in the utility model.

[0023] Figure 6 is a sectional view of the utility model Figure 3 is an enlarged view of B in the utility model.

[0024] Figure 7 is a sectional view of the utility model Figure 3 is an enlarged view of C in the utility model.

[0025] Figure 8 is a sectional view of the utility model Figure 4 is an enlarged view of D in the utility model.

[0026] The figure mark explanation: 1, lower shell;2, upper shell;3, key board;4, key group;20, positioning group;21, positioning rod;22, first positioning ring;23, second positioning ring;31, first positioning hole;32, second positioning hole;33, third positioning hole;24, first taper block;25, limit board;41, guide cylinder;42, square hole;43, slide rod;44, fixed plate;45, plug rod;46, second taper block;51, vertical board;52, screw cylinder;53, screw;54, first bevel gear;55, rotating shaft;56, second bevel gear;57, counterbore;58, hinged hole;59, handle. DETAILED DESCRIPTION

[0027] The following detailed implementation contents provide a plurality of different embodiments or examples for implementing the utility model. Of course, these are only examples and are not intended to be limiting. In addition, repeated reference numbers may be used in different embodiments, such as repeated numbers and / or letters. These repetitions are for the purpose of simple and clear description of the utility model, and do not represent a specific relationship between the different embodiments and / or structures discussed.

[0028] Furthermore, spatial terms may be used, such as "below," "lower," "from the inside out," "above," "upper," and similar terms. These relational terms are used to facilitate the description of the relationship between some elements or features in the drawings and other elements or features. These spatial relational terms include different orientations of the device in use or operation, as well as the orientations described in the drawings. The device may be turned to different orientations, degrees of rotation, or other orientations, and the spatially related adjectives used therein can be interpreted in the same way. Therefore, they should not be construed as limitations on the utility model. The terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

[0029] The utility model will be further described below with reference to the accompanying drawings and specific embodiments: Figures 1 to 8 The keyboard shown is easy to assemble and disassemble, including a lower shell 1 and an upper shell 2, with a keypad 3 disposed between the lower shell 1 and the upper shell 2, and key groups 4 disposed on the keypad 3.

[0030] Positioning group 20, which is composed of positioning rod 21, first positioning ring 22 and second positioning ring 23. Positioning rod 21 is symmetrically arranged on both sides of the inner wall of lower shell 1, first positioning ring 22 is symmetrically arranged on both sides of keypad 3, and second positioning ring 23 is symmetrically arranged on both sides of the inner wall of upper shell 2. The first positioning ring 22 and second positioning ring 23 are sequentially sleeved on positioning rod 21.

[0031] The positioning hole group 30 consists of a first positioning hole 31, a second positioning hole 32 and a third positioning hole 33. The first positioning hole 31 is disposed on the first positioning ring 22, the second positioning hole 32 is disposed on the second positioning ring 23, and the third positioning hole 33 is symmetrically disposed on the positioning rod 21 and is coaxial with the first positioning hole 31 and the second positioning hole 32 respectively.

[0032] Locking member 40, a locking member 40 that can pass through the positioning hole group 30 in sequence is provided in the lower shell 1;

[0033] The drive mechanism 50 is provided inside the lower housing 1, which can drive the locking member 40 to connect or separate from the positioning hole group 30.

[0034] A further embodiment of the positioning rod 21 in this utility model: the number of positioning rods 21 is four, the positioning rods 21 are arranged in groups of two, and the two groups of positioning rods 21 are symmetrically arranged on both sides of the inner wall of the lower shell 1.

[0035] The further embodiment of the positioning rod 21 in the utility model: first taper block 24 is equipped at the top of positioning rod 21, and limiting plate 25 is equipped on the outer wall of positioning rod 21.

[0036] The further embodiment of the stop lock 40 in the utility model: the stop lock 40 includes guiding cylinder 41 arranged on the inner wall of lower shell 1 and located at one side of positioning rod 21, square hole 42 is arranged on the axis of guiding cylinder 41, slide rod 43 is sleeved in square hole 42, fixed plate 44 is fixed at one end of slide rod 43, plug rod 45 is symmetrically arranged at one side of fixed plate 44, and fixed plate 44 is inserted into first positioning hole 31, second positioning hole 32 and third positioning hole 33 respectively.

[0037] The further embodiment of the plug rod 45 in the utility model: second taper block 46 is fixed at one end of plug rod 45.

[0038] The further embodiment of the driving mechanism 50 in the utility model: the driving mechanism 50 includes vertical plate 51 symmetrically arranged between two guiding cylinders 41, threaded cylinder 52 is rotatably arranged between vertical plate 51, screw rod 53 that can be threadedly connected with threaded cylinder 52 is fixed at one end of slide rod 43, first bevel gear 54 is threadedly connected on the outer wall of threaded cylinder 52, rotating shaft 55 is rotatably arranged at one side of lower shell 1, second bevel gear 56 that can be engaged with first bevel gear 54 is fixed at one end of rotating shaft 55, and one end of rotating shaft 55 protrudes out of lower shell 1.

[0039] The further embodiment of the threaded cylinder 52 in the utility model: the internal thread of threaded cylinder 52 is symmetrically arranged on both ends of threaded cylinder 52.

[0040] The further embodiment of the lower shell 1 in the utility model: the counterbore 57 coaxial with rotating shaft 55 is arranged on the outer wall of lower shell 1, hinge hole 58 is arranged at one end of rotating shaft 55, and handle 59 is hingedly connected on hinge hole 58.

[0041] When using, after using the keyboard for a long time, a lot of garbage and dust are hidden in the keyboard, or the parts of the keyboard are damaged and need to be replaced, at this time, only the handle 59 is rotated to drive the second bevel gear 56 on the rotating shaft 55 to rotate the first bevel gear 54, at this time, the threaded cylinder 52 is synchronously rotated, because the internal thread of the threaded cylinder 52 is symmetrically arranged, so when the threaded cylinder 52 is rotated, the two slide rods 43 are synchronously moved, and the plug rod 45 is withdrawn from the first positioning hole 31, the second positioning hole 32 and the third positioning hole 33, at this time, the user can easily disassemble and separate the lower shell 1, the upper shell 2 and the key plate 3 to clean or repair the keyboard, and the first positioning ring 22 and the second positioning ring 23 are inserted into the positioning rod 21 in turn, and the handle 59 is reversed, so that the keyboard can be reinstalled.

[0042] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and the person skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A detachable keyboard, comprising a lower shell (1) and an upper shell (2), a key plate (3) is arranged between the lower shell (1) and the upper shell (2), and a key group (4) is arranged on the key plate (3), characterized in that: a positioning group (20) is composed of positioning rods (21), a first positioning ring (22) and a second positioning ring (23), the positioning rods (21) are symmetrically arranged on both sides of the inner wall of the lower shell (1), the first positioning ring (22) is symmetrically arranged on both sides of the key plate (3), the second positioning ring (23) is symmetrically arranged on both sides of the inner wall of the upper shell (2), and the first positioning ring (22) and the second positioning ring (23) are sequentially sleeved on the positioning rods (21); a positioning hole group (30) is composed of a first positioning hole (31), a second positioning hole (32) and a third positioning hole (33), the first positioning hole (31) is arranged on the first positioning ring (22), the second positioning hole (32) is arranged on the second positioning ring (23), and the third positioning hole (33) is symmetrically arranged on the positioning rods (21) and coaxial with the first positioning hole (31) and the second positioning hole (32) respectively; a locking piece (40) is arranged in the lower shell (1) and can sequentially pass through the positioning hole group (30); and a driving mechanism (50) is arranged in the lower shell (1) and can drive the locking piece (40) to connect or separate with the positioning hole group (30). The number of the positioning rods (21) is four, and the positioning rods (21) are arranged in two groups, and the two groups of positioning rods (21) are symmetrically arranged on both sides of the inner wall of the lower shell (1). A first tapered block (24) is arranged on the top of the positioning rod (21), and a limiting plate (25) is arranged on the outer wall of the positioning rod (21). The locking piece (40) comprises a guide cylinder (41) arranged on the inner wall of the lower shell (1) and located on one side of the positioning rod (21), a square hole (42) is arranged on the axis of the guide cylinder (41), a sliding rod (43) is sleeved in the square hole (42), a fixed plate (44) is fixed on one end of the sliding rod (43), a plug rod (45) is symmetrically arranged on one side of the fixed plate (44), and the fixed plate (44) is respectively inserted into the first positioning hole (31), the second positioning hole (32) and the third positioning hole (33). A second tapered block (46) is fixed on one end of the plug rod (45).

2. The keyboard of claim 1, wherein, The driving mechanism (50) comprises a vertical plate (51) symmetrically arranged between the two guide cylinders (41), a threaded cylinder (52) is rotatably arranged between the vertical plates (51), a screw rod (53) is fixed on one end of the sliding rod (43) and can be threadedly connected with the threaded cylinder (52), a first bevel gear (54) is threadedly connected with the outer wall of the threaded cylinder (52), a rotating shaft (55) is rotatably arranged on one side of the lower shell (1), a second bevel gear (56) is fixed on one end of the rotating shaft (55) and can mesh with the first bevel gear (54), and one end of the rotating shaft (55) extends out of the lower shell (1).

3. The keyboard of claim 1, wherein, ​ 4. The keyboard of claim 1, wherein, ​ 5. The keyboard of claim 4, wherein, ​ 6. The keyboard of claim 4, wherein, ​ 7. A keyboard according to claim 6, wherein, The inner thread of the threaded cylinder (52) is symmetrically arranged on both ends of the threaded cylinder (52).

8. The keyboard of claim 6, wherein, A hole (57) coaxial with the rotating shaft (55) is arranged on the outer wall of the lower shell (1), and a hinge hole (58) is arranged on one end of the rotating shaft (55), and a rotating handle (59) is hinged on the hinge hole (58).

Images