Key structure and sound box

Abstract

The utility model discloses a button structure and a sound box, the button structure comprises a housing and a pressing assembly, the housing is provided with an accommodating space and a button hole communicated with the accommodating space; the pressing assembly comprises an operation pad, a sealing cover and a hard rubber keyboard, the sealing cover and the hard rubber keyboard are located in the containing space, the hard rubber keyboard comprises a control panel and at least one button arranged on the control panel in a protruding mode, the buttons are electrically connected with the control panel, and the operation pad is provided with at least one mark. The end, provided with the mark, of the operation pad is located in the key hole, the other end of the operation pad is located in the containing space and defines a containing bin with the sealing cover and the control panel, the button is located in the containing bin, and the corresponding button can be driven to act by pressing the mark. According to the utility model, the pressing assembly is installed on the housing in a doll-like manner, the pressing assembly can be rapidly assembled on the housing, later maintenance and dismounting are convenient and rapid, the button structure can effectively prevent external dust or moisture from causing short circuit influence on the button on the control panel, and the dustproof and waterproof effects of the sound box are effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sound box structures, in particular to a key structure and a sound box. Background Art

[0002] As the market's requirements for the ID of the appearance of speaker products become increasingly higher, especially the button operation parts, different visual effects must be created through the contrast of different materials, while also meeting the requirements of waterproof and dustproof for the product's button parts.

[0003] However, the button structure in the existing speakers is single and cannot form different visual effects. The button parts are mainly sealed with silicone rings to prevent water and dust. After being pressed for a long time, the silicone rings will wear out, and external moisture and dust will easily enter the speaker from the button parts, causing the buttons on the circuit board to short-circuit, making the speaker unable to work normally, affecting production and life. Utility Model Content

[0004] The utility model provides a key structure and a speaker, aiming to solve the technical problem that the key parts of the existing speakers are mainly sealed with silicone rings for waterproofing and dustproofing, the silicone rings will be worn out after being pressed for a long time, and external moisture and dust will easily enter the interior of the speaker through the key parts, causing the buttons on the circuit board to short-circuit, making the speaker unable to work normally, and affecting production and life.

[0005] The utility model provides a key structure, comprising:

[0006] A housing having a receiving space and a key hole communicating with the receiving space;

[0007] The pressing component includes an operating pad, a sealing cover and a hard rubber keyboard located in the accommodating space, the hard rubber keyboard includes a control panel and at least one button protruding from the control panel, the button is electrically connected to the control panel, the operating pad is provided with at least one mark, one end of the operating pad having the mark is located in the key hole, the other end is located in the accommodating space and is enclosed with the sealing cover and the control panel to form a storage bin, the button is located in the storage bin, and the corresponding button action can be driven by pressing the mark.

[0008] Furthermore, the sealing cover includes an upper cover body, a lower cover body and a first sealing gasket, one end of the first sealing gasket is clamped between the upper cover body and the control board, and the other end is clamped between the lower cover body and the control board, and the operating pad is connected to the upper cover body.

[0009] Furthermore, the first sealing gasket includes a first U-shaped pad body, a second U-shaped pad body arranged parallel to the first U-shaped pad body, and two connecting pad bodies arranged at intervals, the first U-shaped pad body is clamped between the upper cover body and the control board, the second U-shaped pad body is clamped between the lower cover body and the control board, one end of the connecting pad body is connected to the first U-shaped pad body, and the other end is connected to the second U-shaped pad body.

[0010] Furthermore, the pressing assembly also includes multiple first fasteners, the lower cover body is provided with multiple first through holes, the control panel is provided with multiple second through holes, the upper cover body is provided with multiple first threaded holes, and the first fasteners pass through the first through holes and the second through holes in sequence and then connect with the first threaded holes.

[0011] Furthermore, the button structure also includes a plurality of second fasteners, the shell is also provided with a plurality of third through-holes all connected to the accommodating space, the operation pad is also penetrated with a plurality of fourth through-holes, the sealing cover is also provided with a plurality of second threaded holes, and the second fasteners pass through the third through-holes and the fourth through-holes in sequence and are connected to the second threaded holes.

[0012] Furthermore, the operation pad includes a soft rubber pad and a hard press frame, the soft rubber pad includes a convex button, a bottom pad and at least one pillar, the convex button and the pillar are respectively convexly arranged on two opposite surfaces of the bottom pad, the convex button is located in the key hole and connected to the hard press frame, the bottom pad and the pillar are both located in the accommodating space, the bottom pad is connected to the sealing cover, the bottom pad, the sealing cover and the control panel are combined to form the storage bin, the pillar is located in the storage bin, the mark is arranged on the hard press frame, and pressing the mark can drive the corresponding button action through the corresponding pillar.

[0013] Furthermore, the hard button frame includes an annular frame and a plurality of support rods protruding from one side of the annular frame, the number of the marks, the pillars and the buttons are all multiple, each of the marks is arranged on the annular frame and corresponds to each of the support rods, the protruding button is provided with a plurality of slots, the annular frame is pressed against the protruding button, each of the support rods is inserted into each of the slots, and each of the support rods is arranged corresponding to each of the pillars.

[0014] Furthermore, the pressing assembly also includes a light-shielding block and a light-transmitting button, the hard rubber keyboard also includes an LED lamp fixed on the control board and electrically connected to the control board, the light-shielding block is provided with a light-guiding hole, the light-shielding block is located in the storage bin, the LED lamp is located in the light-guiding hole, a slot is provided on a side of the soft rubber pad away from the hard rubber keyboard, the light-transmitting button is installed in the slot, and the light emitted by the LED lamp can enter the light-transmitting button through the light-guiding hole and the soft rubber pad.

[0015] Furthermore, the button structure also includes a second sealing gasket located in the accommodating space and at least one USB interface, the side of the sealing cover is provided with a through hole connected to the storage bin, and the shell is also penetrated by at least one embedding hole connected to the accommodating space, the second sealing gasket is an annular structure, the second sealing gasket is clamped between the pressing assembly and the shell, one end of the USB interface is located in the storage bin and electrically connected to the control board, and the other end passes through the through hole and the annular second sealing gasket in sequence and is located in the embedding hole.

[0016] The utility model also provides a sound box, comprising the key structure as described above.

[0017] Compared with the prior art, the beneficial effects of the present invention include at least:

[0018] The pressing component of the utility model comprises an operating pad, a sealing cover and a hard rubber keyboard, the hard rubber keyboard comprises a control panel and at least one button protruding from the control panel, one end of the operating pad having a mark is located in the key hole of the shell, the other ends of the sealing cover, the control panel and the operating pad are all located in the accommodating space of the shell and together enclose a storage bin, the buttons in the hard rubber keyboard are located in the storage bin, which can effectively prevent external dust or moisture from causing a short circuit to the buttons on the control panel, and effectively improve the dustproof and waterproof effect of the speaker, and by pressing the mark, the corresponding button action can be driven to realize the basic key function of the speaker, and the pressing component can be used as a separate integral structure, and the pressing component is installed on the shell in a nesting doll style, and the pressing component can be quickly assembled on the shell, and the later maintenance and disassembly are convenient and quick, which is suitable for large-scale promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the key structure provided by the embodiment of the utility model Figure 1 ;

[0020] Figure 2 for Figure 1 Exploded diagram of

[0021] Figure 3 A schematic diagram of the key structure provided by the embodiment of the utility model Figure 2 ;

[0022] Figure 4 A cross-sectional view of a key structure provided by an embodiment of the utility model;

[0023] Figure 5 for Figure 4 A local enlarged schematic diagram of the middle A;

[0024] Figure 6 The structure diagram of the combination of the pressing assembly and the second sealing gasket provided in the embodiment of the utility model is shown in FIG. Figure 1 ;

[0025] Figure 7 The structure diagram of the combination of the pressing assembly and the second sealing gasket provided in the embodiment of the utility model is shown in FIG. Figure 2 ;

[0026] Figure 8 for Figure 7 Exploded diagram of

[0027] Fig. 9 An exploded view of a pressing assembly provided in an embodiment of the utility model;

[0028] Fig.10 A schematic diagram of the structure of the upper cover provided in an embodiment of the utility model;

[0029] Fig.11 The structure of the soft rubber pad provided in the embodiment of the utility model is shown in FIG. Figure 1 ;

[0030] Fig.12 The structure of the soft rubber pad provided in the embodiment of the utility model is shown in FIG. Figure 2 ;

[0031] Fig.13 This is a schematic structural diagram of a hard press frame provided in an embodiment of the utility model.

[0032] In the figure:

[0033] 10. Shell; 11. Accommodating space; 12. Key hole; 13. Third through hole; 14. Mounting hole; 15. Front shell; 151. Fifth through hole; 16. Rear shell; 161. Second stud; 162. Third threaded hole; 17. Third fastener; 20. Press assembly; 21. Operation pad; 211. Mark; 212. Fourth through hole; 213. Soft rubber pad; 2131. Button; 2132. Bottom pad; 2133. Pillar; 2134. Slot; 2135. Second foolproof slot; 2136. Card slot; 214. Hard press frame; 2141. Ring frame; 2142. Support rod; 2143. Second foolproof column; 215. First foolproof column; 216. Shading block ; 2161, light guide hole; 217, light-transmitting button; 22, sealing cover; 221, upper cover body; 2211, first stud; 2212, first threaded hole; 222, lower cover body; 2221, first through hole; 223, first sealing gasket; 2231, first U-shaped pad body; 2232, second U-shaped pad body; 2233, connecting pad body; 224, second threaded hole; 225, first foolproof groove; 226, through hole; 23, hard rubber keyboard; 231, control panel; 2311, second through hole; 232, button; 233, LED light; 234, USB interface; 24, storage compartment; 25, first fastener; 30, second fastener; 40, second sealing gasket. DETAILED DESCRIPTION

[0034] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0035] See also Figures 1 to 5 As shown, an embodiment of the utility model discloses a key structure, which is mainly used in speakers. The key structure includes a shell 10 and a pressing assembly 20. The shell 10 is provided with a receiving space 11 and a key hole 12 connected to the receiving space 11. The receiving space 11 is located inside the shell 10. The key hole 12 is arranged to penetrate from the inner wall of the receiving space 11 toward the outer wall of the top side of the shell 10. The pressing assembly 20 is installed in the receiving space 11, and one end of the top of the pressing assembly 20 is located in the key hole 12. The pressing assembly 20 is installed on the shell 10 in a nesting doll-like manner so that the pressing assembly 20 can be quickly assembled on the shell 10.

[0036] The pressing assembly 20 includes an operating pad 21, a sealing cover 22 and a hard rubber keyboard 23. The sealing cover 22 and the hard rubber keyboard 23 are both located in the accommodating space 11. The hard rubber keyboard 23 includes a control panel 231 and at least one button 232 protruding from the control panel 231. The button 232 is electrically connected to the control panel 231. The operating pad 21 is provided with at least one mark 211. One end of the operating pad 21 having the mark 211 is located in the key hole 12, and the other end is located in the accommodating space 11. The sealing cover 22, the control panel 231 and part of the operating pad 21 are enclosed to form a sealed storage bin 24. The button 232 is located in the storage bin 24, which can effectively prevent external dust or moisture from causing a short circuit to the button 232 on the control panel 231. Each button 232 is connected to the operating pad 21. Each button 232 is respectively arranged corresponding to each mark 211. By pressing the corresponding mark 211, the corresponding button 232 can be driven to act to realize the basic key function of the speaker.

[0037] Please read further Figures 5 to 10 In this embodiment, the sealing cover 22 includes an upper cover body 221, a lower cover body 222 and a first sealing gasket 223. The control board 231 is arranged horizontally, the upper cover body 221 is located above the control board 231, and the lower cover body 222 is located below the control board 231. The first sealing gasket 223 is bent, one end of the first sealing gasket 223 is clamped between the upper cover body 221 and the control board 231, and the other end is clamped between the lower cover body 222 and the control board 231, so that the upper cover body 221 and the lower cover body 222 are both sealed and connected with the control board 231 through the first sealing gasket 223, and the operation pad 21 is connected to the upper cover body 221. The first sealing gasket 223 is made of EVA material with a thickness of 0.5 mm.

[0038] The first sealing pad 223 includes a first U-shaped pad body 2231, a second U-shaped pad body 2232 arranged parallel to the first U-shaped pad body 2231, and two connecting pad bodies 2233 arranged at intervals. The first U-shaped pad body 2231 is clamped between the upper cover body 221 and the control board 231, the second U-shaped pad body 2232 is clamped between the lower cover body 222 and the control board 231, one end of the connecting pad body 2233 is connected to the first U-shaped pad body 2231, and the other end is connected to the second U-shaped pad body 2232, and the connecting pad body 2233 is attached to the outer wall of the control board 231.

[0039] The pressing assembly 20 also includes a plurality of first fasteners 25, the lower cover 222 is provided with a plurality of first through holes 2221, the control panel 231 is provided with a plurality of second through holes 2311, the upper cover 221 is provided with a plurality of first studs 2211, the first studs 2211 are provided with a first threaded hole 2212, the number of the first studs 2211, the first through holes 2221, the second through holes 2311 and the first fasteners 25 are all two, the first fasteners 25 pass through the corresponding first through holes 2221 and the second through holes 2311 in sequence and are connected with the corresponding first threaded holes 2212, so as to form a fixed connection between the sealing cover 22 and the hard rubber keyboard 23, the upper cover 221 and the lower cover 222 are both made of hard materials, and the first fasteners 25 are screws.

[0040] Please read further Figures 2 to 5 ,as well as Figures 8 to 13 In this embodiment, the button structure also includes a plurality of second fasteners 30, the shell 10 is also provided with a plurality of third through holes 13 all connected to the accommodating space 11, the operation pad 21 is also penetrated with a plurality of fourth through holes 212, the sealing cover 22 is also provided with a plurality of second threaded holes 224, the number of the second fasteners 30, the third through holes 13, the fourth through holes 212 and the second threaded holes 224 are all four, the second fasteners 30 pass through the corresponding third through holes 13 and the fourth through holes 212 in turn and are connected with the corresponding second threaded holes 224, so as to fix the pressing assembly 20 on the shell 10, and the second fasteners 30 are screws.

[0041] The operation pad 21 includes a soft rubber pad 213 and a hard frame 214. The soft rubber pad 213 includes a convex button 2131, a bottom pad 2132 and at least one pillar 2133. The convex button 2131 and the pillar 2133 are respectively convexly arranged on two opposite surfaces of the bottom pad 2132. The convex button 2131 is located at the top of the bottom pad 2132, and the pillar 2133 is located at the bottom of the bottom pad 2132. The outer circumference of the convex button 2131 is smaller than the outer circumference of the bottom pad 2132. The convex button 2131 is located in the key hole 12, and the hard frame 214 is located outside the accommodating space 11. 214 is connected to the convex button 2131, the bottom pad 2132 and the support column 2133 are both located in the accommodating space 11, the bottom pad 2132 is connected to the sealing cover 22, the bottom pad 2132, the sealing cover 22 and the control panel 231 enclose the storage bin 24, the support column 2133 is located in the storage bin 24, each support column 2133 is respectively abutted against each button 232, the mark 211 is provided on the hard press frame 214, and pressing the mark 211 can drive the corresponding button 232 to act through the corresponding support column 2133 to realize the basic key function of the speaker.

[0042] In some embodiments, the soft rubber pad 213 also includes a first anti-foolproofing column 215 protruding from the bottom of the base pad 2132, and the upper cover body 221 is also provided with a first anti-foolproofing groove 225, and the first anti-foolproofing column 215 is inserted into the first anti-foolproofing groove 225 to prevent the soft rubber pad 213 from being installed in reverse and affecting the mark 211.

[0043] The hard push frame 214 includes an annular frame 2141 and a plurality of support rods 2142 convexly arranged on one side of the annular frame 2141. The number of marks 211, pillars 2133 and buttons 232 is multiple. Each mark 211 is arranged on the annular frame 2141 by silk screen processing. Each mark 211 is respectively arranged corresponding to each support rod 2142. The convex button 2131 is provided with a plurality of slots 2134. The slots 2134 are injected with glue. The annular frame 2141 is pressed against the convex button 213 1, each support rod 2142 is inserted into each slot 2134, and each support rod 2142 is stably fixed in the slot 2134 by glue. Each support rod 2142 is respectively arranged corresponding to each pillar 2133. By pressing the mark 211 on the hard push frame 214, the corresponding pillar 2133 can be driven by the corresponding support rod 2142 to act on the corresponding button 232, so as to realize the basic key function of the speaker. The depth of the slot 2134 can be set as needed.

[0044] In some embodiments, the hard press frame 214 also includes a second anti-foolproofing column 2143 protruding from the bottom of the annular frame 2141, and the soft rubber pad 213 is also provided with a second anti-foolproofing groove 2135, and the second anti-foolproofing column 2143 is inserted into the second anti-foolproofing groove 2135 to prevent the hard press frame 214 from being installed in reverse and affecting the mark 211.

[0045] The pressing assembly 20 further includes a light shielding block 216 and a light-transmitting button 217. The hard rubber keyboard 23 further includes an LED lamp 233 fixedly mounted on the control board 231 and electrically connected to the control board 231. The light shielding block 216 is white. The light shielding block 216 passes through a light guide hole 2161 with a light-concentrating function. The light shielding block 216 is located in the storage bin 24 and fixed on the top of the control board 231. The LED lamp 233 is located in the light guide hole 2161. A slot 2136 is provided on one side of the soft rubber pad 213 away from the hard rubber keyboard 23. The light-transmitting button 217 is installed in the slot 2136 and is staggered with the annular frame 2141. The soft rubber pad 21 3 has a light-transmitting effect. The light emitted by the LED lamp 233 can enter the light-transmitting button 217 through the light-guiding hole 2161 and the soft rubber pad 213. The control board 231 can drive the LED lamp 233 to emit light of various colors and transmit it to the light-transmitting button 217, so that the light-transmitting button 217 displays various colors of light to indirectly reflect various working states of the speaker. The light-shielding block 216 is made of EVA material, the hard press frame 214 is yellow, the light-transmitting button 217 is transparent, the soft rubber pad 213 is pink, and the appearance ID of the pressing component 20 is composed of multiple colors, which meets the psychological needs of users and has a good visual effect.

[0046] The button structure also includes a second sealing gasket 40 located in the accommodating space 11 and at least one USB interface 234. The side of the sealing cover 22 is provided with a through hole 226 connected to the storage bin 24. The shell 10 is also penetrated by at least one embedding hole 14 connected to the accommodating space 11. The second sealing gasket 40 is an annular structure. The second sealing gasket 40 is clamped between the pressing component 20 and the shell 10. One end of the USB interface 234 is located in the storage bin 24 and is electrically connected to the control board 231, and the other end passes through the through hole 226 and the annular second sealing gasket 40 in turn and is located in the embedding hole 14. The speaker can be connected to an external power supply through the USB interface 234. The second sealing gasket 40 is made of EVA material with a thickness of 0.5 mm.

[0047] In this embodiment, the shell 10 includes a front shell 15, a rear shell 16 and a plurality of third fasteners 17. The rear shell 16 is provided with a plurality of second studs 161, and the second studs 161 are provided with third threaded holes 162. The front shell 15 is provided with a plurality of fifth through holes 151. The number of the third fasteners 17, the fifth through holes 151 and the second studs 161 is six. The third fasteners 17 pass through the corresponding fifth through holes 151 and are connected with the corresponding third threaded holes 162 to fix the front shell 15 on the rear shell 16. The key hole 12 is provided on the front shell 15, and the third fasteners 17 are screws.

[0048] The utility model also discloses a sound box, comprising the key structure as described above.

[0049] The assembly method of the key structure comprises the following steps:

[0050] Step S101, assembling the operating pad 21, first installing the light-transmitting button 217 in the card slot 2136 of the soft rubber pad 213, then applying glue in each slot 2134 of the soft rubber pad 213, inserting each support rod 2142 of the hard pressing frame 214 into each slot 2134, and leaving it there until the glue solidifies, so as to fix the hard pressing frame 214 on the soft rubber pad 213;

[0051] Step S102, assembling the pressing assembly 20, firstly, fixing the light shielding block 216 on the top of the control board 231, and the LED light 233 on the control board 231 is located in the light guide hole 2161 of the light shielding block 216, and then clamping the first U-shaped pad body 2231 in the first sealing pad 223 between the upper cover body 221 and the top surface of the control board 231, and clamping the second U-shaped pad body 2232 in the first sealing pad 223 between the lower cover body 222 and the bottom surface of the control board 231, and then fixing the upper cover body 221, the lower cover body 222, the hard rubber keyboard 23 and the first sealing pad 223 together with a plurality of first fasteners 25, and finally connecting the operating pad 21 to the upper cover body 221;

[0052] Step S103, installing the pressing assembly 20, inserting one end of the operating pad 21 with the hard pressing frame 214 in step S102 into the key hole 12, and then fixing the pressing assembly 20 to the front housing 15 with a plurality of second fasteners 30;

[0053] Step S104, installing the second sealing gasket 40, and installing the second sealing gasket 40 on the red area of ​​the rear housing 16;

[0054] Step S105, assemble the shell 10, install the front shell 15 in step S103 on the rear shell 16 in step S104, clamp the second sealing gasket 40 between the pressing assembly 20 and the shell 10, one end of the USB interface 234 on the control board 231 is located in the storage bin 24, and the other end passes through the through hole 226 and the annular second sealing gasket 40 in sequence and is located in the embedding hole 14, finally, use a plurality of third fasteners 17 to fix the front shell 15 and the rear shell 16 to complete the entire installation process.

[0055] In summary, the pressing assembly 20 of the present invention includes an operating pad 21, a sealing cover 22 and a hard plastic keyboard 23. The hard plastic keyboard 23 includes a control panel 231 and at least one button 232 protruding from the control panel 231. One end of the operating pad 21 having a mark 211 is located in the key hole 12 of the housing 10, and the other end is located in the accommodation space 11 of the housing 10. The sealing cover 22 and the hard plastic keyboard 23 are also located in the accommodation space 11. The sealing cover 22, the control panel 231 and the operating pad 21 are enclosed together to form a storage compartment 24. The hard plastic keyboard 2 The button 232 is located in the storage compartment 24, which can effectively prevent external dust or moisture from causing a short circuit to the button 232 on the control panel 231, and effectively improve the dust and water proof effect of the speaker. By pressing the mark 211, the corresponding button 232 can be driven to act to realize the basic key function of the speaker, and the pressing component 20 can be used as a separate integral structure. The pressing component 20 is installed on the housing 10 in a nesting doll style. The pressing component 20 can be quickly assembled on the housing 10, and the later maintenance and disassembly are convenient and quick, which is suitable for large-scale promotion.

[0056] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A key structure, characterized in that: include: A housing having a receiving space and a key hole communicating with the receiving space; The pressing component includes an operating pad, a sealing cover and a hard rubber keyboard located in the accommodating space, the hard rubber keyboard includes a control panel and at least one button protruding from the control panel, the button is electrically connected to the control panel, the operating pad is provided with at least one mark, one end of the operating pad having the mark is located in the key hole, the other end is located in the accommodating space and is enclosed with the sealing cover and the control panel to form a storage bin, the button is located in the storage bin, and the corresponding button action can be driven by pressing the mark.

2. The key structure according to claim 1, characterized in that: The sealing cover comprises an upper cover body, a lower cover body and a first sealing gasket, one end of the first sealing gasket is clamped between the upper cover body and the control board, and the other end is clamped between the lower cover body and the control board, and the operating pad is connected to the upper cover body.

3. The key structure according to claim 2, characterized in that: The first sealing gasket includes a first U-shaped pad body, a second U-shaped pad body arranged parallel to the first U-shaped pad body, and two connecting pad bodies arranged at intervals. The first U-shaped pad body is clamped between the upper cover body and the control board, the second U-shaped pad body is clamped between the lower cover body and the control board, one end of the connecting pad body is connected to the first U-shaped pad body, and the other end is connected to the second U-shaped pad body.

4. The key structure according to claim 2, characterized in that: The pressing assembly also includes a plurality of first fasteners, the lower cover body is provided with a plurality of first through holes, the control panel is provided with a plurality of second through holes, the upper cover body is provided with a plurality of first threaded holes, and the first fasteners pass through the first through holes and the second through holes in sequence and are connected to the first threaded holes.

5. The key structure according to claim 1, characterized in that: The button structure also includes a plurality of second fasteners, the shell is also provided with a plurality of third through-holes which are all connected to the accommodating space, the operating pad is also provided with a plurality of fourth through-holes, the sealing cover is also provided with a plurality of second threaded holes, and the second fasteners pass through the third through-holes and the fourth through-holes in sequence and are connected to the second threaded holes.

6. The key structure according to claim 1, characterized in that: The operation pad includes a soft rubber pad and a hard press frame, the soft rubber pad includes a convex button, a bottom pad and at least one pillar, the convex button and the pillar are respectively convexly arranged on two opposite surfaces of the bottom pad, the convex button is located in the key hole and connected to the hard press frame, the bottom pad and the pillar are both located in the accommodating space, the bottom pad is connected to the sealing cover, the bottom pad, the sealing cover and the control panel are surrounded to form the storage bin, the pillar is located in the storage bin, the mark is arranged on the hard press frame, and pressing the mark can drive the corresponding button action through the corresponding pillar.

7. The key structure according to claim 6, characterized in that: The hard push frame includes an annular frame and a plurality of support rods protruding from one side of the annular frame. The number of the marks, the pillars and the buttons is multiple, each of the marks is arranged on the annular frame and corresponds to each of the support rods, the protruding button is provided with a plurality of slots, the annular frame is pressed against the protruding button, each of the support rods is inserted into each of the slots, and each of the support rods is arranged corresponding to each of the pillars.

8. The key structure according to claim 6, characterized in that: The pressing assembly also includes a light-shielding block and a light-transmitting button. The hard rubber keyboard also includes an LED lamp fixed on the control board and electrically connected to the control board. The light-shielding block is penetrated by a light-guiding hole. The light-shielding block is located in the storage bin. The LED lamp is located in the light-guiding hole. A slot is provided on a side of the soft rubber pad away from the hard rubber keyboard. The light-transmitting button is installed in the slot. The light emitted by the LED lamp can enter the light-transmitting button through the light-guiding hole and the soft rubber pad.

9. The key structure according to claim 1, characterized in that: The button structure also includes a second sealing gasket located in the accommodating space and at least one USB interface. The side of the sealing cover is provided with a through hole connected to the storage bin. The shell is also penetrated by at least one embedding hole connected to the accommodating space. The second sealing gasket is an annular structure. The second sealing gasket is clamped between the pressing assembly and the shell. One end of the USB interface is located in the storage bin and electrically connected to the control board, and the other end passes through the through hole and the annular second sealing gasket in sequence and is located in the embedding hole.

10. A sound box, characterized in that: Comprising a key structure as described in any one of claims 1-9.

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