Keyboard key capable of adjusting pressing stroke

Abstract

The utility model relates to a keyboard key with an adjustable pressing stroke in the technical field of keyboard keys, which comprises a shell and a shaft core arranged in the shell, the top of the shaft core is an extension column protruding downwards, a pressing column protruding upwards is arranged in the shell, a reset spring is arranged between the pressing column and the extension column for sleeved connection, and the reset spring is arranged in the shell. The pressing column is a stroke cavity of a cylindrical hollow structure, the bottom end of the extension column can extend into the stroke cavity to move up and down, an adjusting bolt is arranged at the end, away from the extension column, of the pressing column and is in threaded connection with the bottom end of the pressing column, and the top end of the adjusting bolt can abut against the bottom end of the extension column. The pressing stroke height of the shaft core in the stroke cavity can be adjusted by rotating the adjusting bolt, so that the pressing stroke of the shaft core can reach a proper pressing range through adjustment of a human body, customization of the keyboard keys is improved, and the use experience of a user is optimized.

Description

Technical Field

[0001] The utility model relates to the technical field of keyboard keys, in particular to a keyboard key with an adjustable pressing stroke. Background Art

[0002] The keyboard is a device for inputting commands and data to operate computer equipment. The keyboard is the most commonly used and most important input device. English letters, Chinese characters, numbers, punctuation marks, etc. can be input into the computer through the keyboard, thereby issuing commands to the computer and inputting data.

[0003] The existing keyboard keys are generally composed of a shell and a shaft core arranged inside the shell, wherein the shell is provided with a reset spring located at the bottom of the shaft core, which is used to reset the shaft core that is pressed downward, wherein the existing keyboard keys all determine the pressing stroke between the shell and the shaft core by the length of the shaft core, so that the pressing stroke of the shaft core cannot be adjusted by the human body to achieve the user's adaptation to the appropriate pressing range. Therefore, in view of these current situations, there is an urgent need to develop a keyboard key with an adjustable pressing stroke to meet the needs of actual use. Summary of the invention

[0004] The utility model aims to provide a keyboard key with an adjustable pressing stroke, so as to solve the defect that the pressing stroke of the shaft core cannot be adjusted by the human body to achieve a suitable pressing range for the user to adapt to.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A keyboard key with adjustable pressing stroke comprises a shell and an axis core arranged inside the shell, the top of the axis core is an extension column protruding downward, the inside of the shell is provided with a pressing column protruding upward, a reset spring is provided between the pressing column and the extension column for sleeve connection, the axis core can be located in the shell for up and down movement through the reset spring, the pressing column is a stroke cavity with a cylindrical hollow structure, and the bottom end of the extension column can extend to the inside of the stroke cavity for up and down movement, an adjusting bolt is provided at one end of the extension column away from the pressing column, the adjusting bolt is threadedly connected to the bottom end of the pressing column, and the top end of the adjusting bolt can contact the bottom end of the extension column.

[0007] In the above description, as a further solution, a resistance insert is provided at the bottom end of the extension column, the bottom end of the resistance insert extends to the bottom of the extension column, and when the extension column is located inside the stroke cavity and moves up and down, the resistance insert can resist the adjusting bolt.

[0008] In the above description, as a further solution, the shell is composed of an upper shell and a base, the pressing column is vertically arranged at the center of the base, and the shaft core is arranged between the upper shell and the base.

[0009] In the above description, as a further solution, buckle strips are provided around the bottom of the upper shell, buckle grooves matching the buckle strips are provided around the base, and the upper shell is buckled and fixed with the buckle grooves corresponding to the buckle strips around the base.

[0010] In the above description, as a further solution, a clearance hole is opened in the top center of the upper shell, and an upwardly protruding cross rib is provided at the end of the shaft core away from the extension column, and the cross rib can extend through the clearance hole to the top of the upper shell.

[0011] In the above description, as a further solution, a plurality of guide columns protruding upward are provided inside the base, the inner wall of the guide column is provided with a vertical slide groove, the side wall of the shaft core is provided with a slider protruding outward, the shaft core is embedded in the slide groove of the inner wall of the guide column through the slider, and when the shaft core can be located in the shell and move up and down, the slide groove can slide along the track of the slide groove.

[0012] In the above description, as a further solution, a conductive component is also provided inside the shell, and the conductive component includes a fixed spring sheet and a contact spring sheet. The contact spring sheet and the fixed spring sheet are both fixedly connected inside the shell, and a side wall of the shaft core close to the contact spring sheet is provided with an upward inclined trigger slope. When the shaft core moves downward from the shell, the trigger slope can bend against the contact spring sheet, and the contact spring sheet can be conductively contacted with the fixed spring sheet.

[0013] In the above description, as a further solution, the bottom of the resisting spring sheet and the fixing spring sheet are both provided with a downwardly protruding welding pin, the bottom end of the welding pin can pass through the bottom of the shell, and the bottom end of the welding pin extends to the bottom of the shell.

[0014] In the above description, as a further solution, a light guide groove is opened on one side of the shell in the vertical direction, a light guide plug is provided inside the light guide groove, and the top surface of the light guide plug is a mapping slope inclined outward.

[0015] The beneficial effects produced by the utility model are as follows:

[0016] The present application discloses a keyboard key with adjustable pressing stroke. A pressing column adopts a cylindrical hollow structure to form a stroke cavity that can accommodate an extension column at the bottom of the shaft core, so that an adjustable stroke range can be obtained between the shell and the shaft core. Specifically, an adjusting bolt with an adjustable stroke cavity height is arranged in the pressing column. The pressing stroke height of the shaft core in the stroke cavity can be adjusted by rotating the adjusting bolt, so that the pressing stroke of the shaft core can reach a suitable pressing range through adjustment by the human body, thereby improving the customization of the keyboard keys and optimizing the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of a keyboard key with adjustable pressing stroke under the bottom angle of the present invention;

[0018] Figure 2 This is a schematic diagram of the exploded structure of a keyboard key with adjustable pressing stroke according to the utility model;

[0019] Figure 3 This is a schematic cross-sectional view of a keyboard key with adjustable pressing stroke according to the utility model;

[0020] In the figure: 1-upper shell, 11-buckle strip, 12-avoidance hole, 2-axis core, 21-extension column, 22-cross rib, 23-slider, 24-touch slope, 3-reset spring, 4-light guide, 41-light guide groove, 43-mapping slope, 5-base, 51-buckle groove, 52-pressing column, 53-stroke cavity, 54-guide column, 531-slide groove, 6-adjusting bolt, 7-conductive component, 71-fixing spring, 72-contact spring, 73-welding pin, 8-contact insert. DETAILED DESCRIPTION

[0021] In order to facilitate the understanding of those skilled in the art, the present invention is further described below in conjunction with the embodiments and drawings, and the contents mentioned in the implementation modes are not intended to limit the present invention. The present invention is described in detail below in conjunction with the drawings.

[0022] See also Figure 1-3 , a keyboard key with adjustable pressing stroke is specifically implemented, including a shell and an axis core 2 arranged inside the shell, the top of the axis core 2 is an extension column 21 protruding downward, the inside of the shell is provided with a pressing column 52 protruding upward, a reset spring 3 is provided between the pressing column 52 and the extension column 21 for sleeve connection, the axis core 2 can be located in the shell for up and down movement through the reset spring 3, the pressing column 52 is a stroke cavity 53 with a cylindrical hollow structure, and the bottom end of the extension column 21 can extend to the inside of the stroke cavity 53 for up and down movement, the end of the pressing column 52 away from the extension column 21 is provided with an adjusting bolt 6, the adjusting bolt 6 is threadedly connected to the bottom end of the pressing column 52, the bottom end of the extension column 21 is provided with a resistance insert 8, the bottom end of the resistance insert 8 extends to the bottom of the extension column 21, and when the extension column 21 is located in the stroke cavity 53 for up and down movement, the resistance insert 8 can resist the adjusting bolt 6.

[0023] By adopting a cylindrical hollow structure for the pressing column 52, a stroke cavity 53 is formed which can accommodate the extension column 21 at the bottom of the shaft core 2, so that an adjustable stroke range can be obtained between the shell and the shaft core 2, and then specifically an adjusting bolt 6 which can adjust the height of the stroke cavity 53 is arranged in the pressing column 52. By rotating the adjusting bolt 6, the pressing stroke height of the shaft core 2 in the stroke cavity 53 can be adjusted, so that the pressing stroke of the shaft core 2 can reach a suitable pressing range through adjustment by the human body, thereby improving the customization of the keyboard keys and optimizing the user experience.

[0024] A light guide groove 41 is formed on one side of the housing in the vertical direction. A light guide plug 4 is disposed inside the light guide groove 41 . The top end surface of the light guide plug 4 is a reflection slope 43 inclined outward.

[0025] A conductive component 7 is also provided inside the shell, and the conductive component 7 includes a fixed spring piece 71 and a contact spring piece 72. The contact spring piece 72 and the fixed spring piece 71 are fixedly connected inside the shell. A side wall of the shaft core 2 close to the contact spring piece 72 is provided with an upwardly inclined touch slope 24. When the shaft core 2 moves downward in the shell, the touch slope 24 can bend against the contact spring piece 72, and the contact spring piece 72 can be conductively contacted with the fixed spring piece 71. The bottoms of the contact spring piece 72 and the fixed spring piece 71 are provided with downwardly protruding welding pins 73. The bottom ends of the welding pins 73 can pass through the bottom of the shell, and the bottom ends of the welding pins 73 extend to the bottom of the shell. By plugging and fixing the welding pins 73 with the PCB circuit board of the external keyboard, a pluggable structure can be formed between the external keyboard and the keys, which is convenient for users to replace the keys.

[0026] The structure of the specific shell, such as Figure 2 and 3 As shown, the shell body is composed of an upper shell 1 and a base 5, a pressing column 52 is vertically arranged at the center of the base 5, and the shaft core 2 is arranged between the upper shell 1 and the base 5, a buckle strip 11 is arranged around the bottom of the upper shell 1, and a buckle groove 51 matching the buckle strip 11 is arranged around the base 5, and the upper shell 1 is buckled and fixed with the buckle grooves 51 corresponding to the buckle strip 11 around the base 5.

[0027] A clearance hole 12 is provided at the top center of the upper shell 1, and an upwardly protruding cross rib 22 is provided at one end of the shaft core 2 away from the extension column 21. The cross rib 22 can pass through the clearance hole 12 and extend to the top of the upper shell 1. A plurality of upwardly protruding guide columns 54 are provided inside the base 5, and a vertical slide groove 531 is provided on the inner wall of the guide column 54. A slider 23 protruding outward is provided on the side wall of the shaft core 2. The shaft core 2 is inlaid with the slide groove 531 on the inner wall of the guide column 54 through the slider 23, and when the shaft core 2 can be located in the shell and move up and down, the slide groove 531 can slide along the track of the slide groove 531.

[0028] The working process of a keyboard key with adjustable pressing stroke is: by rotating the adjusting bolt 6, the adjusting bolt 6 can be located in the stroke cavity 53 and move up and down, thereby changing the height of the stroke cavity 53. When the user presses the shaft core 2 again, the interference insert 8 at the bottom of the extension column 21 is located inside the stroke cavity 53 and moves downward. The interference insert 8 can interfere with the top of the adjusting bolt 6. At the same time, the triggering inclined surface 24 can interfere and bend with the interference spring piece 72. The interference spring piece 72 can interfere and conduct electricity with the fixed spring piece 71. The interference spring piece 72 interferes with the fixed spring piece 71, and then a switch signal is provided to the PCB circuit board of the external keyboard.

[0029] The above is only a preferred embodiment of the utility model, and does not constitute any form of limitation to the utility model. Although the utility model is disclosed as a preferred embodiment as above, it is not used to limit the utility model. Any technician familiar with the profession can make some changes or modifications to equivalent embodiments of equivalent changes by using the technical contents disclosed above without departing from the scope of the technical solution of the utility model. However, any simple modification, equivalent changes and modifications made to the above embodiments according to the technology of the utility model, which do not depart from the content of the technical solution of the utility model, are within the scope of the technical solution of the utility model.

Claims

1. A keyboard key with adjustable pressing stroke, comprising a housing and a shaft core arranged inside the housing, the top of the shaft core is an extension column protruding downward, a pressing column protruding upward is arranged inside the housing, a return spring is arranged between the pressing column and the extension column for sleeve connection, the shaft core can be located in the housing through the return spring to move up and down, and is characterized in that: The pressing column is a stroke cavity with a cylindrical hollow structure, and the bottom end of the extension column can extend into the stroke cavity to move up and down. An adjusting bolt is provided at one end of the extension column away from the pressing column. The adjusting bolt is threadedly connected to the bottom end of the pressing column, and the top end of the adjusting bolt can interfere with the bottom end of the extension column.

2. A keyboard key with adjustable pressing stroke according to claim 1, characterized in that: The bottom end of the extension column is provided with a conflict insert, the bottom end of the conflict insert extends to the bottom of the extension column, and when the extension column is located inside the stroke cavity and moves up and down, the conflict insert can conflict with the adjusting bolt.

3. A keyboard key with adjustable pressing stroke according to claim 2, characterized in that: The shell body is composed of an upper shell and a base, the pressing column is vertically arranged at the center of the base, and the shaft core is arranged between the upper shell and the base.

4. A keyboard key with adjustable pressing stroke according to claim 3, characterized in that: The bottom of the upper shell is provided with buckle strips around the periphery, and the base is provided with buckle grooves matching the buckle strips around the periphery. The upper shell is buckled and fixed with the buckle grooves corresponding to the buckle strips around the periphery of the base.

5. The keyboard key with adjustable pressing stroke according to claim 3, characterized in that: A clearance hole is provided at the center of the top of the upper shell, and an upwardly protruding cross rib is provided at one end of the shaft core away from the extension column. The cross rib can pass through the clearance hole and extend to the top of the upper shell.

6. A keyboard key with adjustable pressing stroke according to claim 3, characterized in that: The interior of the base is provided with a plurality of guide columns protruding upward, the inner wall of the guide column is provided with a vertical slide groove, the side wall of the shaft core is provided with a slider protruding outward, the shaft core is embedded in the slide groove of the inner wall of the guide column through the slider, and when the shaft core can be located in the shell and move up and down, the slide groove can slide along the track of the slide groove.

7. A keyboard key with adjustable pressing stroke according to any one of claims 1 to 6, characterized in that: A conductive component is also provided inside the shell, and the conductive component includes a fixed spring sheet and a contact spring sheet. The contact spring sheet and the fixed spring sheet are both fixedly connected inside the shell. A side wall of the shaft core close to the contact spring sheet is provided with an upwardly inclined touch slope. When the shaft core moves downward from the shell, the touch slope can bend against the contact spring sheet, and the contact spring sheet can be conductively contacted with the fixed spring sheet.

8. A keyboard key with adjustable pressing stroke according to claim 7, characterized in that: The bottoms of the resisting spring sheet and the fixing spring sheet are both provided with downwardly protruding welding pins, the bottom ends of the welding pins can pass through the bottom of the shell, and the bottom ends of the welding pins extend to the bottom of the shell.

9. A keyboard key with adjustable pressing stroke according to any one of claims 1 to 6, characterized in that: A light guide groove is provided on one side of the shell in the vertical direction, a light guide plug is provided inside the light guide groove, and a top end surface of the light guide plug is a mapping inclined surface inclined outward.

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