CN210246973U

CN210246973U - Control panel assembly and audio amplifier

Info

Publication number: CN210246973U
Application number: CN201920922048.6U
Authority: CN
Inventors: Huizhong Xu; 许惠忠
Original assignee: Shenzhen Jiahua Sheng Electronic Technology Co ltd
Current assignee: Shenzhen Jiahua Sheng Electronic Technology Co ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-04-03
Anticipated expiration: 2029-06-17

Abstract

The utility model discloses a control panel assembly and a sound box, wherein, the control panel assembly is applied to the sound box and comprises a panel; the volume adjusting knob is rotatably arranged on the panel, and an accommodating cavity is formed inside the volume adjusting knob; the control mainboard is fixed on the panel and is contained in the containing cavity, the volume adjusting knob is in transmission connection with the control mainboard, the control panel is provided with a volume adjusting area corresponding to the volume adjusting knob, and the surface of the control mainboard is also provided with a function key. The utility model discloses technical scheme can reduce control panel's area, improves the space utilization on audio amplifier surface.

Description

Control panel assembly and audio amplifier

Technical Field

The utility model relates to a sound equipment technical field, in particular to control panel assembly and audio amplifier.

Background

The loudspeaker box is a terminal of the whole sound system and is used for converting audio electric energy into corresponding sound energy and radiating the sound energy into a space. The control panel on the surface of the sound box is provided with a volume adjusting knob for controlling the volume of the sound box and functional keys for controlling the functions of the sound box, such as on-off, playing progress and the like. The existing volume adjusting knob and the function keys are arranged at intervals, so that the area of the control panel is large, more space on the surface of the sound box is occupied, and the space utilization rate on the surface of the sound box is not high.

The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a control panel assembly aims at reducing control panel's area, improves the space utilization on audio amplifier surface.

In order to achieve the above object, the utility model provides a control panel assembly is applied to the audio amplifier, include:

a panel;

the volume adjusting knob is rotatably arranged on the panel, and an accommodating cavity is formed inside the volume adjusting knob; and

the control mainboard is fixed on the panel and is contained in the containing cavity, the volume adjusting knob is in transmission connection with the control mainboard, the control panel is provided with a volume adjusting area corresponding to the volume adjusting knob, and the surface of the control mainboard is also provided with function keys.

Optionally, the control panel assembly further includes a key support, the key support is accommodated in the accommodating cavity and arranged on the control main board, and the key support abuts against the function keys.

Optionally, the control panel assembly further includes a mounting bracket, the mounting bracket is accommodated in the accommodating cavity, a mounting groove is concavely formed in a surface of the mounting bracket, which is away from the panel, the control main board is arranged in the mounting groove, and the mounting bracket is fixed to the panel.

Optionally, a fixing column is convexly arranged on the bottom wall of the mounting groove, a fixing hole is formed in the surface of the control main board, and the control main board is fixed to the mounting frame through the matching of a connecting piece, the fixing hole and the fixing column.

Optionally, the mounting bracket faces the surface of the panel and is convexly provided with a connecting column, the panel is provided with a connecting hole, and the mounting bracket is fixed on the panel through the matching of a connecting piece and the connecting hole and the connecting column.

Optionally, the surface of the mounting frame facing the panel is convexly provided with a positioning rib, the surface of the panel is concavely provided with a limiting groove, and the positioning rib is inserted in the limiting groove.

Optionally, control panel assembly still includes drive gear, the protruding teeth of a cogwheel that is equipped with of chamber wall that holds the chamber, the gear with the cooperation of the teeth of a cogwheel, the volume control district of control mainboard still is equipped with the encoder, the encoder with control mainboard electricity is connected, drive gear with the encoder is connected, volume knob passes through drive gear transmission is connected the encoder.

Optionally, the control panel assembly further comprises a volume display screen, the volume display screen is arranged on the control mainboard and electrically connected with the control mainboard, and the volume display screen penetrates through the key support.

Optionally, the control panel assembly further includes a lens, and the lens is covered on the volume display screen;

and/or, the control panel assembly still includes the decoration ring, the decoration ring cover is located the lateral wall of volume knob.

The utility model also provides an audio amplifier, the audio amplifier includes casing and foretell control panel assembly, the panel is fixed to be located the casing.

The utility model discloses in technical scheme's the control panel subassembly, hold the chamber through the inside setting at volume knob, it is fixed with the panel to control the mainboard to make control the mainboard locate and hold the intracavity. Namely, the function keys of the sound box are integrated in the volume adjusting knob. When the volume adjusting device is used, the volume of the sound box can be adjusted by rotating the volume adjusting knob, and the function of the sound box can be controlled by pressing the function keys arranged on the control main board through external force. The utility model discloses a scheme control panel assembly can effectively save the shared space of function button for the structure that function button and volume knob interval in the current control panel assembly set up, and then can reduce control panel's area to reduce control panel and occupy the area on audio amplifier surface, improve the space utilization on audio amplifier surface.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a control panel assembly according to an embodiment of the present invention;

FIG. 2 is a schematic view of the control panel assembly of FIG. 1 with the lens removed;

FIG. 3 is an exploded view of the control panel assembly of FIG. 1;

fig. 4 is a sectional view of the control panel assembly of fig. 1.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Control panel assembly	50	Key support
10	Panel board	51	Convex column
				11	Limiting groove	53	Let a mouthful
13	Connecting hole	55	Fixing groove
				30	Volume adjusting knob	60	Mounting rack
31	Containing cavity	61	Mounting groove
				311	Gear tooth	63	Fixing column
40	Control mainboard	65	Positioning rib
				41	Function key	70	Lens
43	Encoder for encoding a video signal	80	Transmission gear
				45	Volume display screen	90	Decorative ring
47	Indicator light

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a control panel assembly 100.

Referring to fig. 1 to 3, in the embodiment of the present invention, the control panel assembly 100 includes a panel 10; the volume adjusting knob 30 is rotatably arranged on the panel 10, and a containing cavity 31 is formed inside the volume adjusting knob 30; the control main board 40 is fixed on the panel 10 and accommodated in the accommodating cavity 31, the volume adjusting knob 30 is in transmission connection with the control main board 40, the control panel 10 is provided with a volume adjusting area corresponding to the volume adjusting knob 30, and the surface of the control main board 40 is further provided with a function key 41.

The panel 10 includes a panel body (not shown) and a connecting portion (not shown) protruding from the panel body, and the control main board 40 is fixed to the connecting portion. The connecting portion is in a circular sleeve shape, and the volume adjusting knob 30 is sleeved on the inner side of the connecting portion. The volume knob 30 is also substantially of a cylindrical structure with both ends open.

The utility model discloses in technical scheme's control panel assembly 100, hold chamber 31 through the inside setting at volume knob 30, it is fixed with panel 10 to control mainboard 40 to make control mainboard 40 locate and hold in the chamber 31. That is, the function keys 41 of the sound box (not shown) are integrated in the volume adjustment knob 30. When the sound box is used, the volume of the sound box can be adjusted by rotating the volume adjusting knob 30, and each function of the sound box can be controlled by pressing the function key 41 arranged on the control main board 40 through external force. The utility model discloses a scheme control panel assembly 100 can effectively save the shared space of function button 41 for the structure that function button 41 and volume knob 30 interval in the current control panel assembly 100 set up, and then can reduce control panel 10's area to reduce control panel 10 and occupy the area on audio amplifier surface, improve the space utilization on audio amplifier surface.

It should be noted that the control panel assembly 100 according to the present invention can be applied to a household sound box, and can also be applied to a portable sound box. The function keys 41 arranged on the control main board 40 are all electrically connected with the control main board 40. The function keys 41 include a switch key for controlling the sound box to open and close, a pause key for controlling the sound box to pause and continue playing, a key for controlling the sound box to play the previous song, and a key for controlling the sound box to play the next song. It is understood that a plurality of function keys 41 are provided at intervals. In some embodiments, some of the function keys 41 may also be arranged circumferentially along the control main board 40. It is understood that the function keys 41 of the sound box are not limited to the above listed function keys 41, and there may be other function keys 41. In addition, an indicator lamp 47 is further disposed inside the accommodating cavity 31, the indicator lamp 47 is electrically connected with the control main board 40, and the indicator lamp 47 is used for prompting the working state of the sound box.

Referring to fig. 2 to 4, in an embodiment of the present invention, the control panel assembly 100 further includes a key support 50, the key support 50 is accommodated in the accommodating cavity 31 and is disposed on the control main board 40, and the key support 50 abuts against the function key 41.

The utility model discloses an in the scheme of embodiment, through setting up key support 50, key support 50 carries out the butt with function button 41, when exerting the external force to key support 50, just can realize the press control to function button 41, convenience of customers uses the operation. It should be noted that the key holder 50 includes a key holder body (not shown), a convex pillar 51 is convexly disposed on a surface of the key holder body facing the control main board 40, and the convex pillar 51 abuts against the function key 41. It should be noted that the number of the protruding columns 51 is the same as the number of the function keys 41, and the protruding columns 51 extend into the accommodating cavity 31, so that the key holder 50 is located at one end of the volume adjusting knob 30. So set up, on the one hand can avoid the user to stretch into the chamber 31 with the finger and press function button 41 when using, and direct tip at volume knob 30 can realize the control to function button 41, improves the convenience of using, and on the other hand key support 50's setting still has certain ornamental, makes control panel assembly 100 more for pleasing to the eye.

Referring to fig. 3 and 4, in an embodiment of the present invention, the control panel assembly 100 further includes a mounting bracket 60, the mounting bracket 60 is accommodated in the accommodating cavity 31, a mounting groove 61 is concavely formed on a surface of the mounting bracket 60 facing away from the panel 10, the control main board 40 is disposed in the mounting groove 61, and the mounting bracket 60 is fixed to the panel 10.

The utility model discloses an in the scheme of embodiment, through using mounting bracket 60 to at the concave mounting groove 61 that is equipped with on mounting bracket 60, will control mainboard 40 and locate the inside of mounting groove 61, use mounting bracket 60 to fix control mainboard 40 and panel 10. The setting of mounting bracket 60 can make things convenient for control mainboard 40 and panel 10 fixed on the one hand, and on the other hand, the setting of mounting bracket 60 is still favorable to protecting control mainboard 40, avoids control mainboard 40 to damage the electronic component on the control mainboard 40 and has influenced the use of audio amplifier at the in-process of installation.

Referring to fig. 3 and 4, in an embodiment of the present invention, a fixing column 63 is convexly disposed on a bottom wall of the mounting groove 61, a fixing hole (not labeled) is disposed on a surface of the control main board 40, and the control main board 40 is fixed to the mounting frame 60 through a connecting member (not shown) in cooperation with the fixing hole and the fixing column 63.

The utility model discloses an in the scheme of embodiment, the protruding fixed column 63 that is equipped with of tank bottom wall of mounting groove 61 will control mainboard 40 and be fixed in the top of fixed column 63, makes control mainboard 40 and mounting groove 61's tank bottom wall have certain clearance, improves control mainboard 40's radiating efficiency, guarantees control mainboard 40's normal work. It should be noted that the connecting member (not shown) may be a screw or a pin, and as long as the connecting member can fix the main board 40 and the fixing column 63, a technician may select a suitable connecting member according to specific situations, and details are not repeated herein.

Referring to fig. 3 and 4, in an embodiment of the present invention, a connection column (not labeled) is protruded from a surface of the mounting bracket 60 facing the panel 10, a connection hole 13 is formed on a surface of the panel 10, and the mounting bracket 60 is fixed to the panel 10 by a connection member cooperating with the connection hole 13 and the connection column (not labeled).

The utility model discloses an in the scheme of embodiment, mounting bracket 60 passes through the cooperation of connecting piece and connecting hole 13 and spliced pole (not marked), is fixed in mounting bracket 60 panel 10, and then fixes control mainboard 40 and panel 10. Wherein, the connecting piece can be the screw, also can the pin, as long as can realize with the fixed connection spare of mounting bracket 60 and panel 10 all can, the technical staff can select suitable connecting piece according to specific circumstances for use, no longer gives unnecessary details here.

Referring to fig. 4, in an embodiment of the present invention, the mounting frame 60 faces the surface of the panel 10 and is convexly provided with a positioning rib 65, the surface of the panel 10 is concavely provided with a limiting groove 11, and the positioning rib 65 is inserted into the limiting groove 11.

The utility model discloses an in the scheme of embodiment, protruding location muscle 65 of locating the mounting bracket 60 surface and the cooperation of spacing groove 11 can improve the fastness that mounting bracket 60 and panel 10 are connected on the one hand, and on the other hand, location muscle 65 and spacing groove 11 still have certain guide effect, improve mounting bracket 60 and panel 10's assembly efficiency.

Referring to fig. 3, in an embodiment of the present invention, the control panel assembly 100 further includes a transmission gear 80, the cavity wall of the accommodating cavity 31 is provided with a wheel tooth 311 in a protruding manner, the gear is matched with the wheel tooth 311, the control main board 40 is further provided with an encoder 43, the encoder 43 is electrically connected to the control main board 40, the transmission gear 80 is connected to the encoder 43, and the volume adjusting knob 30 is connected to the encoder 43 through the transmission gear 80.

The utility model discloses an in the scheme of embodiment, encoder 43 is fixed in control mainboard 40 towards the surface of panel 10, and the encoder 43 epirelief is equipped with the connecting axle (not marking), and in the connecting axle wore to locate drive gear 80's shaft hole (not marking), when exerting external force to volume knob 30's lateral wall, it is rotatory to make volume knob 30 opposite panel 10, and then drive gear 80 rotates, and then drive encoder 43 rotates to this volume control to the audio amplifier of realization. The transmission gear 80 is in transmission connection with the volume adjusting knob 30 and the encoder 43, so that the use experience of a user is improved.

Referring to fig. 2 to 4, in an embodiment of the present invention, the control panel assembly 100 further includes a volume display screen 45, the volume display screen 45 is disposed on the control main board 40 and electrically connected to the control main board 40, and the volume display screen 45 runs through the key holder 50.

The utility model discloses an in the scheme of embodiment, volume display screen 45 can show the volume parameter of audio amplifier in real time, and the volume parameter is shown on volume display screen 45 with the form of numerical value, and convenience of customers watches current volume, provides the foundation for the volume control of audio amplifier. It should be noted that the key holder 50 body is provided with a yielding opening 53 penetrating through the key holder 50 body, the volume display 45 penetrates through the yielding opening 53, and the height of the volume display 45 is flush with the key holder 50 body.

Referring to fig. 2 to 4, in an embodiment of the present invention, the control panel assembly 100 further includes a lens 70, and the lens 70 is disposed on the volume display 45;

and/or, the control panel assembly 100 further includes a decoration ring 90, and the decoration ring 90 is sleeved on an outer side wall of the volume adjusting knob 30.

The utility model discloses an in the scheme of embodiment, lens 70 lid is located on volume display screen 45, the convenient protection to volume display screen 45. It should be noted that the lens 70 is transparent, so that a user can observe the volume parameter displayed on the volume display screen 45 through the lens 70, thereby facilitating the user to know the volume parameter in real time. The decoration ring 90 is sleeved on the outer side wall of the volume adjusting knob 30, and the ornamental value of the control panel assembly 100 is increased.

Referring to fig. 3, in an embodiment of the present invention, the lens 70 is disposed on the key holder 50. Specifically, the lens 70 may be directly adhered to the surface of the key holder body away from the control main board 40, or may be clipped into the key holder body. When the lens 70 is clamped into the key holder body, the fixing groove 55 is concavely formed on the upper surface of the key holder body, the lens 70 is arranged on the fixing groove 55, the side wall of the fixing groove 55 is convexly provided with a limiting protrusion (not marked), and the limiting protrusion can fix the lens 70 on the fixing groove 55, so that the fixing firmness of the lens 70 is improved.

The utility model also provides an audio amplifier, this audio amplifier include casing (not shown in the figure) and control panel assembly 100, and this main control panel assembly 100's concrete structure refers to above-mentioned embodiment, because this audio amplifier has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here. Wherein the panel 10 is fixedly arranged on the housing. Specifically, the panel 10 may be fixedly connected to the housing through a locking screw, or may be embedded in the housing. As long as the fixation between the panel 10 and the housing can be achieved, the fixation of the entire control panel assembly 100 and the housing can be achieved, and will not be described in detail herein.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A control panel assembly for a sound box, comprising:

a panel;

2. The control panel assembly of claim 1, further comprising a key support received in the receiving cavity and disposed on the control motherboard, the key support abutting the function keys.

3. The control panel assembly of claim 1, further comprising a mounting bracket received in the receiving cavity, wherein a surface of the mounting bracket facing away from the panel is recessed with a mounting slot, wherein the control board is disposed in the mounting slot, and wherein the mounting bracket is secured to the panel.

4. The control panel assembly of claim 3, wherein a fixing post is protruded from a bottom wall of the mounting groove, a fixing hole is formed in a surface of the control main plate, and the control main plate is fixed to the mounting bracket by a connection member engaged with the fixing hole and the fixing post.

5. A control panel assembly as claimed in claim 3, wherein a coupling post is protrudingly provided on a surface of the mounting bracket facing the panel, the panel is provided with a coupling hole, and the mounting bracket is fixed to the panel by coupling of a coupling member with the coupling hole and the coupling post.

6. The control panel assembly of claim 3, wherein a positioning rib is protruded on a surface of the mounting bracket facing the panel, a limiting groove is concavely formed on a surface of the panel, and the positioning rib is inserted into the limiting groove.

7. The control panel assembly of any one of claims 1 to 6, further comprising a transmission gear, wherein gear teeth are protruded on the cavity wall of the accommodating cavity, the gear is engaged with the gear teeth, the volume adjusting area of the control main board is further provided with an encoder, the encoder is electrically connected to the control main board, the transmission gear is connected to the encoder, and the volume adjusting knob is in transmission connection with the encoder through the transmission gear.

8. The control panel assembly of claim 2, further comprising a volume display screen, the volume display screen being disposed on the control motherboard and electrically connected to the control motherboard, the volume display screen penetrating the key support.

9. The control panel assembly of claim 8, further comprising a lens, the lens covering the volume display screen;

10. An acoustic enclosure, comprising a housing and a control panel assembly as claimed in any one of claims 1 to 9, wherein the panel is fixedly mounted to the housing.