Keyboard convenient to disassemble and assemble

Abstract

The utility model discloses a keyboard convenient to disassemble and assemble, which comprises an upper shell, a lower shell, keycaps, a function module and a plurality of disassembly and assembly structures, the disassembly and assembly structures are arranged at the joint of the upper shell and the lower shell at intervals, and the upper shell and the lower shell are disassembled and assembled through the disassembly and assembly structures. The upper shell and the lower shell are assembled to form a hollow cavity structure with an opening in the upper end, the key cap is arranged at the opening in the upper end of the cavity, the functional module is arranged in the cavity and comprises a shaft body, a positioning plate, an IXPE shaft lower pad, a PET sound optimization pad, a PCBA board and sound attenuation cotton which are sequentially arranged from top to bottom, one end of the shaft body is connected with the key cap, and the other end of the shaft body is connected with the key cap. And the other end of the PCB sequentially penetrates through the positioning plate, the IXPE shaft lower pad and the PET sound optimization pad from top to bottom and then is connected with the PCBA board. The keyboard is simple in structure and reasonable in design, the upper shell and the lower shell of the keyboard are convenient to disassemble and assemble, the upper shell and the lower shell cannot be damaged in the disassembling and assembling process, the reject ratio of the keyboard is low, and therefore the manufacturing cost of products is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of keyboards, in particular to a keyboard that is convenient for disassembly and assembly. Background Technique

[0002] A keyboard is an instruction and data input device used to operate a computer device, and also refers to a set of function keys arranged through a system to operate a machine or device, such as a computer keyboard. A keyboard is also a part of a keyboard instrument, and can also refer to an instrument using a keyboard, such as a piano, digital piano or electronic organ, etc. The keyboard helps to practice typing. The keyboard is the most commonly used and main input device. Through the keyboard, English letters, Chinese characters, numbers, punctuation marks, etc. can be input into the computer, so as to issue commands to the computer and input data, etc. There are also some keyboards with various shortcut keys. Over time, gradually, there are also independent products with various shortcut functions sold separately on the market, and come with dedicated drivers and setting software, and personalized operations can also be achieved on compatible machines.

[0003] At present, the outer shell of some keyboards is generally composed of an upper shell and a lower shell. During assembly, the technology of plastic hidden hooks is used to fix the upper shell and the lower shell together to achieve a design without metal screws. Therefore, be careful not to damage it when disassembling. However, the upper and lower shells of this type of keyboard are not easy to disassemble and assemble, and the plastic hidden hook structure is easily damaged during the assembly process of the upper and lower shells, resulting in the scrapping of the entire upper and lower shells of the keyboard, so that the defective rate of the keyboard remains high, greatly increasing the manufacturing cost. Therefore, we propose a keyboard that is convenient for disassembly and assembly to overcome the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide a keyboard that is convenient for disassembly and assembly, which has the advantages of simple structure, reasonable design, convenient disassembly and assembly of the upper and lower shells of the keyboard, and will not cause damage to the upper and lower shells during the disassembly and assembly process. At the same time, it can improve the yield rate of the keyboard and reduce the manufacturing cost of the product, and solves the problems raised in the above technical background.

[0005] To achieve the above object, the present utility model provides the following technical solution: A keyboard that is convenient for disassembly and assembly. The keyboard includes an upper case, a lower case, keycaps, a function module, and a disassembly and assembly structure. A plurality of the disassembly and assembly structures are provided, and the plurality of disassembly and assembly structures are all spaced apart at the connection between the upper case and the lower case. The upper case and the lower case are disassembled and assembled through the plurality of disassembly and assembly structures, and after the upper case and the lower case are assembled, a cavity structure with an opening at the upper end and a hollow interior is formed. The keycaps are arranged at the upper end opening of the cavity, the function module is arranged in the cavity, and the function module includes a shaft body, a positioning plate, an IXPE under-shaft pad, a PET sound actor pad, a PCBA board, and a sound-absorbing cotton that are sequentially arranged in the cavity from top to bottom. One end of the shaft body is connected to the keycap, and the other end sequentially penetrates through the positioning plate, the IXPE under-shaft pad, and the PET sound actor pad from top to bottom and then is connected to the PCBA board.

[0006] Preferably, a function interface is provided at the rear side of the lower case, and the function interface is electrically connected to the PCBA board.

[0007] Preferably, a plurality of the keycaps are provided, and the plurality of keycaps at least include letter keycaps, number keycaps, and function keycaps.

[0008] Preferably, through holes for the shaft body to penetrate are provided on the positioning plate, the IXPE under-shaft pad, and the PET sound actor pad.

[0009] Preferably, the disassembly and assembly structure is composed of a locking main body, a spring piece, an upper connecting pin, and a lower connecting pin. A U-shaped insertion opening is formed in the middle of the bottom of the locking main body, and upper connecting holes are respectively penetrated through both sides of the locking main body located at the insertion opening. Two upper connecting pins are provided, and the two upper connecting pins respectively pass through the upper connecting holes from bottom to top and then are fixedly connected to the upper case. Two lower connecting pins are provided, and the two lower connecting pins fix the spring piece on the lower case. When the lower case is assembled with the upper case, the spring piece is inserted into the insertion opening.

[0010] Preferably, the spring piece is integrally in a "J" shape, and it includes a first connecting portion, a second connecting portion, and a protruding portion provided between the first connecting portion and the second connecting portion. The first connecting portion, the second connecting portion, and the protruding portion are integrally formed. A notch is formed on both side walls of the protruding portion, and a V-shaped spring piece is provided at the notch. When the spring piece is inserted into the insertion opening, the spring piece is in limit connection with the insertion opening.

[0011] Preferably, both the upper connecting pin and the lower connecting pin have a cap head at one end and a cylindrical structure at the other end.

[0012] Preferably, the opening of the insertion opening gradually narrows from inside to outside to form a bottleneck shape.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] 1. The present utility model provides a keyboard that is convenient for disassembly and assembly. The keyboard includes an upper case, a lower case, keycaps, a function module, and a disassembly and assembly structure. The overall structure is simple and reasonable. A plurality of disassembly and assembly structures are provided, and the plurality of disassembly and assembly structures are all arranged at intervals at the connection between the upper case and the lower case. Through the disassembly and assembly structure, the upper case and the lower case of the keyboard can be conveniently disassembled and assembled. The disassembly and assembly structure is composed of a locking body, a spring piece, an upper connecting pin, and a lower connecting pin. A U-shaped insertion opening is provided at the middle of the bottom of the locking body. The locking body is fixed to the upper case through the upper connecting pin, and the spring piece is fixed to the lower case through the lower connecting pin. When assembling the upper case and the lower case, the spring piece can be inserted into the insertion opening, and the operation is simple and convenient.

[0015] 2. The spring piece in the present utility model includes a first connecting portion, a second connecting portion, and a protruding portion provided between the first connecting portion and the second connecting portion. A notch is provided on both side walls of the protruding portion, and a V-shaped spring piece is provided at the notch. When the spring piece is inserted into the insertion opening, the spring piece is connected with the insertion opening in a limiting manner, so that the assembly of the upper case and the lower case can be realized. Compared with the traditional plastic hidden hook, it is not easily damaged during disassembly and assembly, and the spring piece has a long service life and will not damage the keyboard during disassembly and assembly, resulting in a low defective rate of the keyboard, thereby reducing the manufacturing cost of the product. Description of the Drawings

[0016] Figure 1 One of the overall structure diagrams of the keyboard of the present utility model;

[0017] Figure 2 Another overall structure diagram of the keyboard of the present utility model;

[0018] Figure 3 Exploded view of the keyboard of the present utility model;

[0019] Figure 4 Structure diagram of the disassembly and assembly structure of the present utility model;

[0020] Figure 5 Exploded view of the disassembly and assembly structure of the present utility model;

[0021] Figure 6 Structure diagram of the spring piece of the present utility model.

[0022] The reference numerals and names in the drawings are as follows:

[0023] 1. Upper shell; 2. Lower shell; 3. Keycap; 4. Function module; 41. Axle body; 42. Positioning plate; 43. IXPE under-axle pad; 44. PET sound actor pad; 45. PCBA board; 46. Sound-absorbing cotton; 5. Disassembly and assembly structure; 51. Locking main body; 52. Elastic sheet; 521. First connecting part; 522. Second connecting part; 523. Protruding part; 524. Notch; 525. Reed; 53. Upper connecting pin; 54. Lower connecting pin; 55. Insertion interface; 56. Upper connecting hole; 6. Function interface; 7. Through hole. Detailed implementation manner

[0024] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0025] In the description of the embodiments of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the embodiments of the present invention, "a plurality" means two or more, unless otherwise specifically defined.

[0026] In the embodiments of the present invention, unless otherwise clearly defined and limited, the terms "installation", "connection", "connection", "fixation", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific situations.

[0027] Please refer to Figures 1 to 3, An embodiment provided by the present utility model: A keyboard that is convenient for disassembly and assembly. The keyboard includes an upper shell 1, a lower shell 2, keycaps 3, a function module 4, and a disassembly and assembly structure 5. Among them, there are multiple disassembly and assembly structures 5, and the multiple disassembly and assembly structures 5 are all arranged at intervals at the connection of the upper shell 1 and the lower shell 2. The upper shell 1 and the lower shell 2 are disassembled and assembled through the multiple disassembly and assembly structures 5. Through the disassembly and assembly structure 5, the purpose of convenient disassembly and assembly of the upper shell 1 and the lower shell 2 is achieved. After the upper shell 1 and the lower shell 2 are assembled, a cavity structure with an opening at the upper end and a hollow interior is formed. The keycaps 3 are arranged at the upper end opening of the cavity, and the function module 4 is arranged in the cavity. The function module 4 includes a shaft body 41, a positioning plate 42, an IXPE under-shaft pad 43, a PET voice pad 44, a PCBA board 45, and a sound-absorbing cotton 46 that are arranged in the cavity from top to bottom in sequence. One end of the shaft body 41 is connected to the keycap 3, and the other end sequentially penetrates through the positioning plate 42, the IXPE under-shaft pad 43, and the PET voice pad 44 and then is connected to the PCBA board 45. A function interface 6 is arranged at the rear side of the lower shell 2, and the function interface 6 is electrically connected to the PCBA board 45.

[0028] Specifically, there are multiple keycaps 3, and the multiple keycaps 3 at least include letter keycaps, number keycaps, and function keycaps.

[0029] Specifically, through holes 7 for the shaft body 41 to penetrate are arranged on the positioning plate 42, the IXPE under-shaft pad 43, and the PET voice pad 44.

[0030] Please refer to Figure 4 , The disassembly and assembly structure 5 in the figure is composed of a locking main body 51, a spring piece 52, an upper connecting pin 53, and a lower connecting pin 54. Among them, a U-shaped insertion opening 55 is opened at the middle of the bottom of the locking main body 51, and upper connecting holes 56 are arranged on both sides of the locking main body 51 at the insertion opening 55. There are two upper connecting pins 53, and the two upper connecting pins 53 respectively pass through the upper connecting holes 56 from bottom to top and are fixedly connected to the above-mentioned upper shell 1. There are two lower connecting pins 54, and the two lower connecting pins 54 fix the spring piece 52 on the above-mentioned lower shell 2. When the lower shell 2 and the upper shell 1 are assembled, the spring piece 52 is inserted into the insertion opening 55.

[0031] Specifically, both the upper connecting pin 53 and the lower connecting pin 54 have a cap head at one end and a cylindrical structure at the other end.

[0032] Specifically, the opening of the insertion opening 55 gradually tightens from inside to outside to form a bottleneck shape. Such a design is convenient for the spring piece 52 to be inserted and limited, realizing the snap connection and disassembly of the upper shell 1 and the lower shell 2.

[0033] Please refer to Figure 5, the shrapnel 52 in the figure is generally in the shape of a "ji" character, which includes a first connecting portion 521, a second connecting portion 522, and a protruding portion 523 disposed between the first connecting portion 521 and the second connecting portion 522. The first connecting portion 521, the second connecting portion 522, and the protruding portion 523 are integrally formed. A notch 524 is formed on both side walls of the protruding portion 523, and a V-shaped reed 525 is disposed at the notch 524. When the shrapnel 52 is inserted into the insertion interface 55, the reed 525 is in limit connection with the insertion interface 55.

[0034] Please refer to again Figure 4 and Figure 5 , when assembling the above upper shell 1 and lower shell 2, first, the locking body 51 is fixed on the upper shell 1 through the upper connecting pin 53, and then the shrapnel 52 is fixedly installed on the lower shell 2 through two lower connecting pins 54. By providing a notch 524 on the protruding portion 523 of the shrapnel 52, and a V-shaped reed 525 is disposed at the notch 524. When the shrapnel 52 is inserted into the insertion interface 55, the reed 525 is in limit fixation with the insertion interface 55, realizing the assembly of the upper shell 1 and the lower shell 2. Compared with the traditional plastic hidden hook, it is not easily damaged during disassembly and assembly, and the shrapnel 525 has a long service life and will not damage the keyboard during disassembly and assembly, resulting in a low defect rate of the keyboard, thereby reducing the manufacturing cost of the product.

[0035] For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present invention. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A keyboard that is easy to disassemble and assemble, characterized in that: It includes an upper shell (1), a lower shell (2), keycaps (3), a function module (4) and a disassembly and assembly structure (5). A plurality of the disassembly and assembly structures (5) are provided, and the plurality of disassembly and assembly structures (5) are all arranged at intervals at the connection between the upper shell (1) and the lower shell (2). The upper shell (1) and the lower shell (2) are disassembled and assembled through the plurality of disassembly and assembly structures (5), and after the upper shell (1) and the lower shell (2) are assembled, a cavity structure with an opening at the upper end and a hollow interior is formed. The keycaps (3) are arranged at the upper end opening of the cavity, the function module (4) is arranged in the cavity, and the function module (4) includes a shaft body (41), a positioning plate (42), an IXPE under-shaft pad (43), a PET voice actor pad (44), a PCBA board (45) and a sound-absorbing cotton (46) which are arranged in the cavity from top to bottom in sequence. One end of the shaft body (41) is connected to the keycap (3), and the other end sequentially penetrates through the positioning plate (42), the IXPE under-shaft pad (43) and the PET voice actor pad (44) from top to bottom and then is connected to the PCBA board (45). The disassembly and assembly structure (5) is composed of a locking main body (51), a spring piece (52), an upper connecting pin (53) and a lower connecting pin (54). A U-shaped insertion opening (55) is opened at the middle of the bottom of the locking main body (51), and upper connecting holes (56) are penetrated through on both sides of the locking main body (51) located at the insertion opening (55). Two upper connecting pins (53) are provided, and the two upper connecting pins (53) respectively pass through the upper connecting holes (56) from bottom to top and are fixedly connected to the upper shell (1). Two lower connecting pins (54) are provided, and the two lower connecting pins (54) fix the spring piece (52) on the lower shell (2). When the lower shell (2) is assembled with the upper shell (1), the spring piece (52) is inserted into the insertion opening (55).

2. The keyboard that is easy to disassemble and assemble according to claim 1, characterized in that: A function interface (6) is arranged at the rear side of the lower shell (2), and the function interface (6) is electrically connected to the PCBA board (45).

3. The keyboard that is easy to disassemble and assemble according to claim 1, characterized in that: A plurality of the keycaps (3) are provided, and the plurality of keycaps (3) at least include letter keycaps, number keycaps and function keycaps.

4. The keyboard that is easy to disassemble and assemble according to claim 1, characterized in that: Through holes (7) for the shaft body (41) to penetrate are arranged on the positioning plate (42), the IXPE under-shaft pad (43) and the PET voice actor pad (44).

5. The keyboard that is easy to disassemble and assemble according to claim 1, characterized in that: The spring piece (52) is integrally in a "Ji" shape, and it includes a first connecting portion (521), a second connecting portion (522) and a protruding portion (523) arranged between the first connecting portion (521) and the second connecting portion (522). The first connecting portion (521), the second connecting portion (522) and the protruding portion (523) are integrally formed. Notches (524) are opened on both side walls of the protruding portion (523), and a V-shaped spring piece (525) is arranged at the notches (524). When the spring piece (52) is inserted into the insertion opening (55), the spring piece (525) is in limit connection with the insertion opening (55).

6. The keyboard that is easy to disassemble and assemble according to claim 1, characterized in that: Both the upper connecting pin (53) and the lower connecting pin (54) have a cap head at one end and a cylindrical structure at the other end.

7. The keyboard that is easy to disassemble and assemble according to claim 1, characterized in that: The opening of the plug port (55) is gradually tightened from the inside to the outside to form a bottle mouth shape.

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