CN221829044U - A monitor speaker box structure - Google Patents

Abstract

The utility model provides a sound box body structure of a monitoring sound box, which comprises a front shell and a middle frame, wherein a loudspeaker and two phase inversion tubes are fixedly arranged on the inner side of the front shell, and the two phase inversion tubes are symmetrically arranged below the loudspeaker respectively; the inner side of the front shell is provided with a plurality of screw columns, the inner peripheral wall of the middle frame is provided with a fixed ring, the fixed ring is provided with a plurality of screws, one side of the fixed ring, which is close to the screw columns, is provided with a sealing gasket, and the screws sequentially penetrate through the fixed ring and the sealing gasket to be fixedly connected with the screw columns. According to the utility model, the front shell is fixedly connected through the screw column at the inner side and the fixing ring in the middle frame matched with the sealing gasket, and other fixing structures are not required to be arranged at the outer side of the front shell, so that the outer side of the front shell is smooth, and the influence on the sound quality of a loudspeaker is prevented; two phase inversion tubes are arranged to enhance the low-frequency tone quality and ensure the clear tone quality.

Description

A monitor speaker box structure

Technical Field

The utility model relates to the technical field of sound box body structures, in particular to a monitoring sound box body structure.

Background Art

With the prosperity of the music market and audio equipment field, more and more music lovers are engaged in related work such as creation, recording, arrangement and production. This also means that owning a pair of good monitoring speakers has become a "top priority".

The main function of monitoring speakers is to faithfully and accurately restore the true situation of the sound content, without adding, omitting or modifying any components. At the same time, the harmful effects of the monitoring environment should be minimized, so that music producers, singers and recording engineers can use it as a basis for judgment and reference for tuning. Only such a monitoring system can help sound workers make correct judgments.

In a speaker, the material of the speaker diaphragm has the greatest impact on the sound quality. In actual use, the speaker box structure itself will also affect the sound quality. In order to facilitate disassembly, traditional speaker boxes use external screws to fix the front shell to the middle frame. Therefore, corresponding screw columns and other structures are set on the outside of the front shell of the box. These structures will cause some grooves or protrusions on the outside of the front shell, which will affect the sound quality when the speaker vibrates outward.

Utility Model Content

The technical problem to be solved by the utility model is to provide a monitoring speaker box structure to solve the problem in the prior art that the sound quality is affected by the screw fixing structure on the front shell of the speaker box.

The technical solution adopted by the utility model to solve the above-mentioned problem is: a monitoring speaker box structure, including a front shell and a middle frame, a speaker and two bass reflex tubes are fixedly arranged on the inner side of the front shell, and the two bass reflex tubes are symmetrically arranged below the speaker; a plurality of screw columns are arranged on the inner side of the front shell, a fixing ring is arranged on the inner peripheral wall of the middle frame, a plurality of screws are arranged on the fixing ring, a sealing gasket is arranged on the side of the fixing ring close to the screw column, and the screw passes through the fixing ring and the sealing gasket in sequence and is fixedly connected to the screw column.

Compared with the prior art, the advantages of the utility model are: the front shell is fixedly connected by the screw column on the inner side and the sealing gasket in cooperation with the fixing ring in the middle frame. No other fixing structure is required on the outer side of the front shell, thereby ensuring that the outer side of the front shell is flat and preventing the sound quality of the speaker from being affected; two bass reflex tubes are arranged to enhance the low-frequency sound quality and ensure clear sound quality.

Preferably, the front shell is made of plastic material with an integral injection-molded structure, and the middle frame is made of wood.

The technical effect achieved by adopting this technical solution is: the front shell conducts acoustic sound through the plastic material, and then absorbs acoustic sound through the wood of the middle frame, ensuring that the sound quality of the speaker is natural, clean and without sound distortion.

Preferably, sound-absorbing cotton is fitted onto the inner peripheral wall of the middle frame.

The technical effect achieved by adopting this technical solution: the sound inside the speaker is further absorbed by the sound-absorbing cotton to ensure clear sound quality.

Preferably, the inner peripheral wall of the middle frame is further provided with at least one reinforcing rib frame, and the reinforcing rib frame is provided with a through hole for allowing an adjusting tool to pass through to adjust the tightness of the screw on the same horizontal line as the screw.

The technical effect achieved by adopting this technical solution is as follows: the strength of the middle frame is enhanced by reinforcing the rib frame, and through holes are provided on the reinforcing rib frame to facilitate the adjustment tool to pass through the through holes and then adjust the screws, thereby facilitating the fixation of the front shell and the middle frame.

Preferably, the speaker comprises a high-frequency speaker and a low-frequency speaker, the high-frequency speaker is arranged at the upper part of the front shell, the low-frequency speaker is arranged at the lower part of the front shell, and the two bass reflex tubes are symmetrically arranged below the low-frequency speaker.

The technical effect achieved by adopting this technical solution is as follows: the high-frequency speaker is arranged at the top, the low-frequency speaker is arranged at the bottom, and two bass reflex tubes are arranged at the bottom of the low-frequency speaker, so as to conveniently lead the sound in the low-frequency speaker box out of the box.

Preferably, a high-frequency speaker protection steel mesh is provided on the high-frequency speaker outside the front shell, and a low-frequency speaker protection steel mesh is provided on the low-frequency speaker outside the front shell.

The technical effect achieved by adopting this technical solution is: through the protective steel mesh, dust is reduced from falling onto the sound membrane of the speaker.

Preferably, a plurality of rubber foot pads are provided at the bottom of the middle frame, and each of the rubber foot pads is fixedly connected to the middle frame by a screw.

The technical effect achieved by adopting this technical solution is: by setting the rubber foot pad, it can play a shock-absorbing role; it is convenient to fix it with screws.

Preferably, a circuit board is provided in the middle frame, and the middle frame is connected to a rear shell on the side away from the front shell. The rear shell is provided with a power socket, a power switch, a network interface and an audio output interface, and the speaker, power socket, power switch, network interface and audio output interface are all electrically connected to the circuit board.

The technical effect achieved by adopting this technical solution: all interfaces are set on the back shell for easy connection.

Preferably, a heat dissipation net for dissipating heat is provided on the rear shell.

The technical effect achieved by adopting this technical solution is: by setting up a heat dissipation net, the heat generated by the electronic components in the box when working can be easily diffused out.

Preferably, the front shell is provided with a brightness-adjustable LED backlight panel between the two inverter tubes, and the outer side surface of the LED backlight panel is flush with the outer side surface of the front shell.

The technical effect achieved by adopting this technical solution: by setting up an LED backlight panel, it can be used to display the LOGO.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of a monitor speaker box structure of the present invention;

Fig. 2 is a cross-sectional view along A-A in Fig. 1 of the present invention;

FIG3 is a rear view schematic diagram of the internal structure of a monitor speaker box structure of the present invention;

FIG4 is a schematic diagram of a rear view of the front shell of a monitor speaker box structure of the present invention;

FIG5 is a vertical cross-sectional view of a monitor speaker box structure of the present invention;

FIG6 is a schematic diagram of the rear shell structure of a monitor speaker box structure of the present invention;

FIG7 is a schematic diagram of the connection between a monitor speaker box structure and a silicone pad base according to the present invention;

FIG8 is a vertical partial cross-sectional view of FIG7 of the present utility model;

FIG. 9 is a schematic diagram showing the connection between a monitor speaker box structure and a hanging wall bracket according to the present invention.

Description of reference numerals:

11-front shell; 111-screw column; 12-middle frame; 13-back shell; 14-rubber foot pad; 2-speaker; 21-high-frequency speaker; 211-high-frequency speaker protective steel mesh; 22-low-frequency speaker; 221-low-frequency speaker protective steel mesh; 3-inverted tube; 4-fixing ring; 41-screw; 5-sealing gasket; 6-sound-absorbing cotton; 7-reinforcement rib frame; 71-through hole; 81-LED backlight panel; 82-heat dissipation net; 91-silicone pad base; 92-hanging wall bracket.

DETAILED DESCRIPTION

In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

As shown in Figs. 1 to 9, the present embodiment relates to a monitoring speaker box structure, including a front shell 11 and a middle frame 12. A speaker 2 and two inverted phase tubes 3 are fixedly arranged inside the front shell 11. The two inverted phase tubes 3 are symmetrically arranged below the speaker 2. The two inverted phase tubes 3 can further enhance the low-frequency sound quality through coupling to ensure clear sound quality.

The speaker 2 includes a high-frequency speaker 21 and a low-frequency speaker 22 . The high-frequency speaker 21 is arranged on the upper part of the front shell 11 , and the low-frequency speaker 22 is arranged on the lower part of the front shell 11 . Two inverted tubes 3 are symmetrically arranged below the low-frequency speaker 22 .

The high-frequency speaker 21 is arranged at the top, the low-frequency speaker 22 is arranged at the bottom, and two inverted tubes 3 are arranged below the low-frequency speaker 22, so as to conveniently lead the sound of the low-frequency speaker 22 inside the box out of the box.

5 , further, a high-frequency speaker protection steel mesh 211 is provided on the high-frequency speaker 21 outside the front shell 11, and a low-frequency speaker protection steel mesh 221 is provided on the low-frequency speaker 22 outside the front shell 11. The protective steel mesh reduces dust from falling on the sound membrane of the speaker.

Referring to Figures 3 and 4, in this embodiment, a plurality of screw columns 111 are provided on the inner side of the front shell 11, a fixing ring 4 is provided on the inner wall of the middle frame 12, a plurality of screws 41 are provided on the fixing ring 4, a sealing gasket 5 is provided on the side of the fixing ring 4 close to the screw column 111, and the screws 41 pass through the fixing ring 4 and the sealing gasket 5 in sequence and are fixedly connected to the screw column 111.

The front shell 11 is fixedly connected through the screw column 111 on the inner side and the sealing gasket 5 in cooperation with the fixing ring 4 in the middle frame 12. No other fixing structure is required on the outer side of the front shell 11 to ensure that the outer side of the front shell 11 is flat to prevent affecting the sound quality of the speaker 2.

The front shell 11 is made of plastic with an integrated injection structure, and the middle frame 12 is made of wood. The front shell 11 conducts acoustic sound through the plastic material, and then absorbs acoustic sound through the wood of the middle frame 12, ensuring that the sound quality of the speaker is natural, clean, and free of sound pollution.

As shown in Fig. 2, in this embodiment, a sound-absorbing cotton 6 is attached to the inner wall of the middle frame 12. The sound-absorbing cotton 6 further absorbs the sound inside the speaker to ensure clear sound quality.

The inner peripheral wall of the middle frame 12 is further provided with at least one reinforcing rib frame 7 , and the reinforcing rib frame 7 is provided with a through hole 71 on the same horizontal line as the screw 41 for allowing an adjusting tool to pass through to adjust the tightness of the screw 41 .

The strength of the middle frame 12 is enhanced by the reinforcing rib frame 7 , and a through hole 71 is provided on the reinforcing rib frame 7 , so that an adjusting tool can pass through the through hole 71 and then adjust the screw 41 , thereby facilitating the fixing of the front shell 11 and the middle frame 12 .

In this embodiment, a circuit board is provided in the middle frame 12, and the side of the middle frame 12 away from the front shell 11 is connected to a rear shell 13, and a power socket, a power switch, a network interface and an audio output interface are provided on the rear shell 13, and the speaker 2, the power socket, the power switch, the network interface and the audio output interface are all electrically connected to the circuit board. The rear shell 13 is an iron power amplifier panel, which is convenient for fixing the power amplifier and other interfaces.

All interfaces are arranged on the rear shell 13 for easy connection. In order to further ensure that the signal lines will not fall off after the interfaces are connected to the signal lines, corresponding lock buckles can be arranged on each interface to facilitate fixing the signal lines.

As shown in Fig. 6, a heat dissipation net 82 for dissipating heat is provided on the rear shell 13. The heat dissipation net 82 is provided to facilitate the dissipation of heat generated by the electronic components in the box when they are working.

In this embodiment, the front housing 11 is provided with a brightness-adjustable LED backlight panel 81 between the two inverter tubes 3, and the outer side of the LED backlight panel 81 is flush with the outer side of the front housing 11. The LED backlight panel 81 can be used to display a LOGO.

Among them, the LED backlight panel 81 includes an acrylic panel, a backlight panel and an LED circuit board. The outer side surface of the acrylic panel is flush with the outer side surface of the front shell 11. The backlight panel is arranged between the acrylic panel and the LED circuit board. The LED circuit board is arranged inside the front shell 11 and is fixedly connected to the front shell 11. The LED circuit board is electrically connected to the circuit board in the middle frame 12.

In this embodiment, a plurality of rubber pads 14 are disposed at the bottom of the middle frame 12 , and each rubber pad 14 is fixedly connected to the middle frame 12 by a screw.

The entire monitoring speaker can be placed directly on the ground, and can be provided with rubber foot pads 14 and then fixed with screws to achieve a shock-absorbing effect.

7 and 8, in order to further improve the shock-absorbing effect, a silicone pad base 91 can also be provided, and a receiving groove for receiving the rubber foot pad 14 is provided on the silicone pad base 91. In this way, the entire monitor speaker can be placed on the silicone pad base 91, and the shock-absorbing effect is better.

As shown in FIG. 9 , of course, in actual use, the monitor speaker can also be fixed by hanging the wall bracket 92, so that the entire monitor speaker is suspended in the air, which can also achieve a shock-absorbing effect. Specifically, the hanging arm bracket 92 includes a fixed plate and a folding arm, one end of the folding arm can be fixed to the wall, and the other end is rotatably connected to the fixed plate, and the fixed plate is fixedly connected to the middle frame 12 by screws. In this way, the hanging position of the entire monitor speaker can be adjusted by adjusting the folding arm, and the rotation connection between the folding arm and the fixed plate can adjust the direction of the monitor speaker.

The beneficial effects of the utility model are as follows: the front shell 11 is fixedly connected through the screw column 111 on the inner side and the sealing gasket 5 in cooperation with the fixing ring 4 in the middle frame 12. No other fixing structure is required on the outer side of the front shell 11, thereby ensuring that the outer side of the front shell 11 is flat and preventing the sound quality of the speaker 2 from being affected.

The above description shows and describes several preferred embodiments of the utility model, but as mentioned above, it should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the utility model concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.

Although the disclosure is as above, the protection scope of the disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the protection scope of the utility model.

Claims (10)

1. A monitor sound box body structure is characterized in that: the loudspeaker comprises a front shell (11) and a middle frame (12), wherein a loudspeaker (2) and two phase inversion tubes (3) are fixedly arranged on the inner side of the front shell (11), and the two phase inversion tubes (3) are symmetrically arranged below the loudspeaker (2) respectively;

The inner side of the front shell (11) is provided with a plurality of screw columns (111), the inner peripheral wall of the middle frame (12) is provided with a fixed ring (4), the fixed ring (4) is provided with a plurality of screws (41), one side of the fixed ring (4) close to the screw columns (111) is provided with a sealing gasket (5), and the screws (41) sequentially penetrate through the fixed ring (4) and the sealing gasket (5) to be fixedly connected with the screw columns (111).

2. A listening enclosure as defined in claim 1, wherein: the front shell (11) is made of plastic materials with an injection molding integrated structure, and the middle frame (12) is made of wood.

3. A listening enclosure as defined in claim 1, wherein: and sound-absorbing cotton (6) is adhered to the inner peripheral wall of the middle frame (12).

4. A listening enclosure as defined in claim 1, wherein: the inner peripheral wall of the middle frame (12) is also provided with at least one reinforcing rib frame (7), and the reinforcing rib frame (7) is provided with through holes (71) for an adjusting tool to pass through to adjust the tightness degree of the screws (41) on the same horizontal line of the screws (41).

5. A listening enclosure as defined in claim 1, wherein: the loudspeaker (2) comprises a high-frequency loudspeaker (21) and a low-frequency loudspeaker (22), the high-frequency loudspeaker (21) is arranged on the upper portion of the front shell (11), the low-frequency loudspeaker (22) is arranged on the lower portion of the front shell (11), and the two phase inversion tubes (3) are symmetrically arranged below the low-frequency loudspeaker (22) respectively.

6. The monitor speaker box structure of claim 5, wherein: the front shell (11) is provided with a tweeter protective steel mesh (211) on the tweeter (21) outside, and the low-frequency speaker protective steel mesh (221) on the low-frequency speaker (22) outside the front shell (11).

7. A listening enclosure as defined in claim 1, wherein: the bottom of the middle frame (12) is provided with a plurality of rubber foot pads (14), and each rubber foot pad (14) is fixedly connected with the middle frame (12) through screws.

8. A listening enclosure as defined in claim 1, wherein: the loudspeaker is characterized in that a circuit board is arranged in the middle frame (12), one side, far away from the front shell (11), of the middle frame (12) is connected with a rear shell (13), a power socket, a power switch, a network interface and an audio output interface are arranged on the rear shell (13), and the loudspeaker (2), the power socket, the power switch, the network interface and the audio output interface are all electrically connected with the circuit board.

9. The monitor speaker box structure of claim 8, wherein: a heat dissipation net (82) for heat dissipation is arranged on the rear shell (13).

10. A listening enclosure as defined in claim 1, wherein: the front shell (11) is provided with an LED backlight plate (81) with adjustable brightness between the two phase inversion tubes (3), and the outer side surface of the LED backlight plate (81) is flush with the outer side surface of the front shell (11).