CN209170660U - A kind of speaker system - Google Patents

Abstract

The utility model discloses a kind of speaker system, preferable low frequency response can be possessed by not needing very big cabinet, and can effectively improve the efficiency of speaker system, to increase the acoustic pressure output of system.A kind of speaker system, including cabinet and it is set to the intracorporal multiple loudspeakers parallel with one another of the case, each loudspeaker respectively includes frame, the vibrating diaphragm being set in the frame and the voice coil for driving the diaphragm oscillations, the front of the vibrating diaphragm of each loudspeaker is oppositely arranged, sound chamber is formed between each vibrating diaphragm front, the sound chamber is connected to outside the cabinet, and each frame is located between the corresponding back side of the vibrating diaphragm and the inner wall of the cabinet.

Description

A kind of speaker system

Technical field

The utility model belongs to loudspeaker field, is related to a kind of speaker system.

Background technique

For conventional loudspeaker systems, a kind of reduction distortion change characteristic as disclosed in Chinese patent CN104661163B is bent The speaker system of line, including panel, woofer, high pitch loudspeaker, Squawker, bass resonator, tweeter Device shield, middle pitch resonator；Wherein, through the plate face lower part for being fixed on panel before and after woofer；Before and after high pitch loudspeaker Through the plate face middle part for being fixed on panel；Through the plate face top for being fixed on panel before and after Squawker；Bass resonator is Front end is equipped with open, back-end closure circular cylindrical cavity；The front end opening end face of bass resonator and the rear plate face lower part of panel Closed fixation, and the axis of bass resonator is overlapped with the axis of woofer.Wherein, the loudspeaker of installation is all independent , low frequency response is limited to tank-volumes, and inefficient, and power amplifier is needed to provide bigger power to improve the acoustic pressure of system Grade.

Utility model content

In view of the above-mentioned problems, the utility model provides a kind of speaker system, not needing very big cabinet can possess Preferable low frequency response, and the efficiency of speaker system can be effectively improved, to increase the acoustic pressure output of system.

In order to achieve the above objectives, the technical solution adopted in the utility model are as follows:

A kind of speaker system including cabinet and is set to the intracorporal multiple loudspeakers parallel with one another of the case, each institute It states loudspeaker and respectively includes frame, the vibrating diaphragm being set in the frame and the voice coil for driving the diaphragm oscillations, each institute The front for stating the vibrating diaphragm of loudspeaker is oppositely arranged, and sound chamber is formed between the front of each vibrating diaphragm, and the sound chamber is connected to institute It states outside cabinet, each frame is located between the corresponding back side of the vibrating diaphragm and the inner wall of the cabinet.

Further, each loudspeaker respectively further comprises capacitor, and the capacitor and the voice coil are connected in series.

Further, the capacitor is between the corresponding frame and the inner wall of the cabinet.

Further, the sound chamber is connected to outside the cabinet by waveguide.

Further, the speaker system further includes being fixedly installed on the intracorporal bracket of the case, each loudspeaking Device is respectively arranged on the bracket, and the waveguide is fixedly connected on the bracket or integrally formed with the bracket.

Further, the frame of each loudspeaker is fixedly connected on the bracket, and the sound chamber is formed in the vibration Between the positive and described bracket of film.

Further, the bracket is fixedly connected on the inner wall of the cabinet by screw.

Further, the side of the sound chamber is connected to outside the cabinet by a waveguide.

Further, loudspeaker mirror surface described at least two of which is symmetrical arranged.

Specifically, the loudspeaker is woofer.

The utility model uses above scheme, has the advantages that compared with prior art

Multiple loudspeakers are installed in cabinet with special parallel-connection structure, increase the efficiency of speaker system, are improved The low frequency output of speaker system, good low frequency response can be possessed by not needing very big cabinet, and can effectively improve and raise The efficiency of sound device system, to increase the acoustic pressure output of system.

Detailed description of the invention

It, below will be to needed in embodiment description in order to illustrate more clearly of the technical solution of the utility model Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, for For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other Attached drawing.

Fig. 1 is a kind of structural schematic diagram of speaker system of the utility model；

Fig. 2 is a kind of main view of the speaker system of the utility model after omitting cabinet；

Fig. 3 is a kind of top view of the speaker system of the utility model after omitting cabinet；

Fig. 4 is that the frequency response of the speaker system of the utility model and the frequency response of conventional loudspeakers compare.

Wherein:

1, cabinet；2, loudspeaker；21, frame；22, vibrating diaphragm；23, voice coil；24, capacitor；3, sound chamber；4, waveguide；41, it manages Wall；5, inner cavity；6, bracket.

Specific embodiment

The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model It can be easier to be understood by the person skilled in the art with feature.It should be noted that for the explanation of these embodiments It is used to help understand the utility model, but does not constitute the restriction to the utility model.

Referring to figs. 1 to shown in Fig. 3, the present embodiment provides a kind of speaker system, specially a kind of loudspeaking of push-push configuration Device system.The speaker system includes cabinet 1 and multiple woofers 2 parallel with one another for being set in cabinet 1, at least its In two 2 mirror surfaces of woofer be symmetrical arranged.The vibration that each woofer 2 respectively includes frame 21, is set in frame 21 Film 22 and voice coil 23 for driving vibrating diaphragm 22 to vibrate, the front of the vibrating diaphragm 22 of each woofer 2 is oppositely arranged, each vibrating diaphragm 22 Between be formed with sound chamber 3, sound chamber 3 is connected to outside cabinet 1, each frame 21 be located at corresponding vibrating diaphragm 22 the back side and cabinet 1 it is interior Between wall.Each woofer 2 respectively further comprises capacitor 24, and capacitor 24 and voice coil 23 are connected in series by conducting wire.The utility model In, " front of vibrating diaphragm " refer to vibrating diaphragm away from the farther away side surface of frame and magnetic circuit system, " back side of vibrating diaphragm " refer to towards Frame and field system and away from frame and the farther away side surface of magnetic furnace system.

Specifically as shown in Figure 1, the speaker system in the present embodiment includes two woofers 2 parallel with one another, i.e., The anode of two woofers 2 is connected with each other, and the cathode of two woofers 2 is connected with each other, and each woofer 2 Voice coil 23 concatenates a capacitor 24 respectively.Two 2 mirror surfaces of woofer are symmetrical arranged, and the vibrating diaphragm of two woofers 2 Opposite to each other, the sound chamber 3 is located between the front of two vibrating diaphragms 22 in 22 front.

The speaker system includes the bracket 6 being fixedly installed in cabinet 1.Specifically, referring to shown in Fig. 2, bracket 6 and case The surrounding inner wall of body 1 is mutually fixedly connected by screw.Each woofer 2 is all set on bracket 6, and the outer rim of frame 21 is solid Surely it is connected to bracket 6, above-mentioned sound chamber 3 is surrounded by bracket 6.The top of bracket 6 is formed with a waveguide 4, the waveguide 4 and sound Chamber 3 is interconnected to be connected to 1 external world of cabinet.I.e. sound chamber 3 connects the external world by waveguide 4, thus by the sound in sound chamber 3 Output.Also, only the side of sound chamber 3 is connected to outside cabinet 1 by a waveguide 4, i.e., sound is only defeated from a waveguide 4 Out.One is offered on cabinet 1 for the opening of waveguide 4 to be arranged, other parts are then substantially sealed off, the tube wall 41 of waveguide 4 One end be fixedly connected on the opening of cabinet 1, the other end is fixedly connected on the frame 21 of each woofer 2.It is above-mentioned Capacitor 24 be particularly located between corresponding 21 back side of frame and the inner wall of cabinet.

Referring to shown in Fig. 2, respectively to the present embodiment speaker system shown in FIG. 1 and conventional loudspeaker systems (including two A mutually independent loudspeaker) frequency response test has been carried out, and compared.Wherein, light frequency response curve is this reality The frequency response curve of example speaker system shown in FIG. 1 is applied, dark frequency response curve is the frequency response curve of conventional loudspeaker systems.By It is found that the low frequency response of the present embodiment speaker system shown in FIG. 1 is higher than conventional loudspeaker systems shown in Fig. 2.

In the utility model, first the voice coil 23 of each woofer 2 is connected in series with capacitor 24 respectively, then by multiple strings Woofer 2 after connection capacitor 24 is connected in parallel, and is exported by waveguide 4, is increased the efficiency of 2 system of woofer, The low frequency output for improving 2 system of woofer can possess low well under the premise of not needing very big cabinet 1 Frequency response is answered, and can effectively improve the efficiency of speaker system, to increase the acoustic pressure output of subwoofer system.

The above embodiments are only for explaining the technical ideas and features of the present invention, is a kind of preferred embodiment, mesh Be that person skilled in the art can understand the content of the utility model and implement accordingly, this reality can not be limited with this With novel protection scope.Equivalent transformation or modification made by all Spirit Essences according to the present utility model should all be covered at this Within the protection scope of utility model.

Claims (10)

1. a kind of speaker system including cabinet and is set to the intracorporal multiple loudspeakers parallel with one another of the case, each described Loudspeaker respectively includes frame, the vibrating diaphragm being set in the frame and the voice coil for driving the diaphragm oscillations, feature Be: the front of the vibrating diaphragm of each loudspeaker is oppositely arranged, and sound chamber, the sound chamber are formed between the front of each vibrating diaphragm It is connected to outside the cabinet, each frame is located between the corresponding back side of the vibrating diaphragm and the inner wall of the cabinet.

2. speaker system according to claim 1, it is characterised in that: each loudspeaker respectively further comprises capacitor, institute It states capacitor and the voice coil is connected in series.

3. speaker system according to claim 2, it is characterised in that: the capacitor is located at the corresponding frame and institute It states between the inner wall of cabinet.

4. speaker system according to claim 1, it is characterised in that: the sound chamber is connected to the case by waveguide In vitro.

5. speaker system according to claim 4, it is characterised in that: the speaker system further includes being fixedly installed on The intracorporal bracket of case, each loudspeaker are respectively arranged on the bracket, and the waveguide is fixedly connected on the branch It is integrally formed on frame or with the bracket.

6. speaker system according to claim 5, it is characterised in that: the frame of each loudspeaker is fixedly connected on institute Bracket is stated, the sound chamber is formed between the positive and described bracket of the vibrating diaphragm.

7. speaker system according to claim 5, it is characterised in that: the bracket is fixedly connected on described by screw The inner wall of cabinet.

8. speaker system according to claim 4, it is characterised in that: the side of the sound chamber passes through a waveguide Pipe is connected to outside the cabinet.

9. speaker system according to claim 1, it is characterised in that: loudspeaker mirror surface described at least two of which is symmetrical Setting.

10. -9 described in any item speaker systems according to claim 1, it is characterised in that: the loudspeaker is bass loudspeaker Device.