CN207382552U - A kind of bass reflex type speaker with recess shape air passage - Google Patents
A kind of bass reflex type speaker with recess shape air passage Download PDFInfo
- Publication number
- CN207382552U CN207382552U CN201721549438.0U CN201721549438U CN207382552U CN 207382552 U CN207382552 U CN 207382552U CN 201721549438 U CN201721549438 U CN 201721549438U CN 207382552 U CN207382552 U CN 207382552U
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- China
- Prior art keywords
- babinet
- loud speaker
- air passage
- telescopic rod
- bass reflex
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- 230000011514 reflex Effects 0.000 title claims abstract description 15
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 230000004888 barrier function Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000008602 contraction Effects 0.000 abstract description 2
- 238000004804 winding Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The utility model discloses a kind of bass reflex type speakers with recess shape air passage,Including babinet and loud speaker,The sidewall upper of babinet offers through hole,Loud speaker is installed on through hole,The end of loud speaker is extended in the inner cavity of babinet,This bass reflex type loudspeaker box structure with recess shape air passage is simple,By adding in annular rack,Capstan winch and motor,Turning knob,Knob drives first rotating shaft to rotate,So that gear engagement in rotation annular rack moves left and right,Baffle above is made to move left and right therewith,Startup power supply,Motor drives capstan winch winding rope,Piston is pulled to the right,The air in air bag is sucked out at this time,Balloon contraction,Baffle moves downward therewith,The movement up and down of baffle is realized by sequence of operations,The variation of baffle position will play different reflecting effects to the sound wave of loud speaker reverse side,So as to form different tonequality,With very strong practicability.
Description
Technical field
The utility model is related to speaker fields, are specially a kind of bass reflex type speaker with recess shape air passage.
Background technology
Speaker is the terminal of entire sound system, and effect is that audio electric energy is converted into corresponding acoustic energy, and its spoke
Space is mapped to go.
It is the extremely important component of sound system, because it is responsible for is transformed into acoustical signal for people's electric signal
Ear directly listens to so key task, and the sense of hearing that it will be directly with people is come into contacts with, and the sense of hearing of people be it is very sensitive,
And there is very strong resolving ability to the tone color of complex sound.
Bass reflex type speaker is by forming a closed space with baffle behind loud speaker, ensureing sound wave just
It transmits in face.However, baffle inside reflecting type baffle box in the market, mostly using fixed, very that is realized adjusts sound by baffle
The effect of sound proposes a kind of bass reflex type speaker with recess shape air passage therefore.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide a kind of bass reflex type speaker with recess shape air passage
The problem of being proposed in background technology.
To achieve the above object, the utility model provides following technical solution：
A kind of bass reflex type speaker with recess shape air passage, including babinet and loud speaker, the sidewall upper of babinet is opened
Equipped with through hole, loud speaker is installed on through hole, the end of loud speaker is extended in the inner cavity of babinet, and the babinet is close to loud speaker
One end madial wall be fixedly connected with one end of the first telescopic rod, one end of the other end connection annular rack of first telescopic rod
Lateral wall, the other end lateral wall of the annular rack connect one end of the second telescopic rod, the other end of second telescopic rod
Madial wall of the babinet away from first telescopic rod one end is connected, in the first teeth and gear that the madial wall of the annular rack is equipped with
The second teeth alternately engage, the center of gear is connected with one end of first rotating shaft, and the other end of the first rotating shaft runs through case
The rear wall of body is simultaneously connected with knob, and the upper end of the annular rack is sequentially connected from left to right under compression box and capstan winch stent
End, the compression box are L-type structure, and the center of the capstan winch connects the second shaft of motor, rope is wound on the capstan winch,
One end of the rope close to the side wall of capstan winch one end and connects one end of piston through compression box, and the other end of the piston leads to
It crosses spring and is connected to compression box on the madial wall of first telescopic rod one end, the inner wall of one section of the compression box longitudinal direction is connected with
Connecting plate, the middle part of the connecting plate extend to laterally one section of compression box through connecting tube, the lower end of the connecting tube is plugged with
Inner cavity in, the lower end of the upper end through connection air bag of the connecting tube, the air bag upper end connection link block lower end, institute
The upper end for stating link block is connected with the lower end of baffle, and the motor is electrically connected with external power supply.
Preferably, the lower face of first telescopic rod and babinet is arranged in parallel.
Preferably, the junction of the connecting tube and connecting plate is equipped with rubber pad.
Preferably, the baffle is arranged in parallel with wall box.
Compared with prior art, the beneficial effects of the utility model are：This carries the bass reflex type sound in recess shape air passage
Box structure is simple, and by adding in annular rack, capstan winch and motor, turning knob, knob drives first rotating shaft to rotate, so that tooth
Wheel rotates engagement ring shape rack and moves left and right, and baffle above is made to move left and right therewith, startup power supply, and motor drives capstan winch winding
Rope pulls to the right piston, and the air in air bag is sucked out at this time, and balloon contraction, baffle moves downward therewith, passes through a system
The movement up and down of baffle is realized in row operation, and the variation of baffle position will play the sound wave of loud speaker reverse side different reflection effects
Fruit so as to form different tonequality, has very strong practicability.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is A structure enlargement diagrams.
In figure：Babinet 1, loud speaker 2, the first telescopic rod 3, annular rack 4, the second telescopic rod 5, gear 6, first rotating shaft 7,
Compression box 8, capstan winch 9, rope 10, piston 11, spring 12, connecting plate 13, air bag 14, connecting tube 15, link block 16, baffle 17.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：
A kind of bass reflex type speaker with recess shape air passage, including babinet 1 and loud speaker 2, the sidewall upper of babinet 1
Through hole is offered, loud speaker 2 is installed on through hole, the end of loud speaker 2 is extended in the inner cavity of babinet 1, and babinet 1 is close to raise one's voice
One end madial wall of device 2 is fixedly connected with one end of the first telescopic rod 3, and the lower face of the first telescopic rod 3 and babinet 1 is arranged in parallel the
One end lateral wall of the other end connection annular rack 4 of one telescopic rod 3, the other end lateral wall connection second of annular rack 4 are stretched
One end of contracting bar 5, other end connection madial wall of the babinet 1 away from 3 one end of the first telescopic rod of the second telescopic rod 5, annular rack 4
Madial wall the first teeth and gear 6 that are equipped on the second teeth alternately engage, the center of gear 6 is connected with first rotating shaft 7
One end, the other end of first rotating shaft 7 through babinet 1 rear wall and be connected with knob, the upper end of annular rack 4 from left to right according to
The lower end of secondary connection 9 stent of compression box 8 and capstan winch, compression box 8 are L-type structure, and the center of capstan winch 9 connects second turn of motor
Axis, rope 10 is wound on capstan winch 9, and one end of rope 10 close to the side wall of 9 one end of capstan winch and connects piston 11 through compression box 8
One end, the other end of piston 11 is connected to compression box 8 on the madial wall of 3 one end of the first telescopic rod by spring 12, presses
The inner wall of 8 one section of longitudinal direction of contracting case is connected with connecting plate 13, and connecting tube 15 and the junction of connecting plate 13 are equipped with rubber pad, connecting plate
13 middle part is extended to through connecting tube 15, the lower end of connecting tube 15 is plugged in the inner cavity one section horizontal of compression box 8, connecting tube
The lower end of 15 upper end through connection air bag 14, the lower end of the upper end connection link block 16 of air bag 14, the upper end of link block 16 connects
The lower end of baffle 17 is connected to, baffle 17 is arranged in parallel with 1 side wall of babinet, and motor is electrically connected with external power supply.
Operation principle：Turning knob, knob drives first rotating shaft 7 to rotate, so that 6 engagement in rotation annular rack 4 of gear
It moves left and right, baffle 17 above is made to move left and right therewith, startup power supply, motor drives capstan winch 9 to wind rope 10, by piston 11
It pulls to the right, the air in air bag 14 is sucked out at this time, and air bag 14 is shunk, and baffle 17 moves downward therewith, passes through a series of behaviour
Make the movement up and down of realization baffle 17, the variation of 17 position of baffle will play different reflections to the sound wave of 2 reverse side of loud speaker
Effect, so as to form different tonequality.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of bass reflex type speaker with recess shape air passage, including babinet (1) and loud speaker (2), the side wall of babinet (1)
Upper end offers through hole, and loud speaker (2) is equipped on through hole, and the end of loud speaker (2) is extended in the inner cavity of babinet (1),
It is characterized in that：The babinet (1) is fixedly connected with one end of the first telescopic rod (3) close to one end madial wall of loud speaker (2), described
One end lateral wall of the other end connection annular rack (4) of first telescopic rod (3), the other end outside of the annular rack (4)
Wall connects one end of the second telescopic rod (5), and the other end connection babinet (1) of second telescopic rod (5) is away from the first telescopic rod
(3) madial wall of one end, the second teeth in the first teeth and gear (6) that the madial wall of the annular rack (4) is equipped with are handed over
For engagement, the center of gear (6) is connected with one end of first rotating shaft (7), and the other end of the first rotating shaft (7) runs through babinet
(1) rear wall is simultaneously connected with knob, and the upper end of the annular rack (4) is sequentially connected compression box (8) and capstan winch (9) from left to right
The lower end of stent, the compression box (8) are L-type structure, and the center of the capstan winch (9) connects the second shaft of motor, the strand
Rope (10) is wound on disk (9), one end of the rope (10) passes through the side wall of close capstan winch (9) one end of compression box (8) simultaneously
One end of piston (11) is connected, the other end of the piston (11) is connected to compression box (8) by spring (12) and is stretched close to first
On the madial wall of contracting bar (3) one end, the inner wall of one section of compression box (8) longitudinal direction is connected with connecting plate (13), the connecting plate
(13) middle part extends to one section of compression box (8) transverse direction through connecting tube (15), the lower end of the connecting tube (15) is plugged with
In inner cavity, the lower end of the upper end through connection air bag (14) of the connecting tube (15), the upper end connection connection of the air bag (14)
The lower end of block (16), the upper end of the link block (16) are connected with the lower end of baffle (17), and the motor and external power supply are electrical
Connection.
2. a kind of bass reflex type speaker with recess shape air passage according to claim 1, it is characterised in that：Described
One telescopic rod (3) and the lower face of babinet (1) are arranged in parallel.
3. a kind of bass reflex type speaker with recess shape air passage according to claim 1, it is characterised in that：The company
It takes over (15) and the junction of connecting plate (13) is equipped with rubber pad.
4. a kind of bass reflex type speaker with recess shape air passage according to claim 1, it is characterised in that：The barrier
Plate (17) is arranged in parallel with babinet (1) side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721549438.0U CN207382552U (en) | 2017-11-20 | 2017-11-20 | A kind of bass reflex type speaker with recess shape air passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721549438.0U CN207382552U (en) | 2017-11-20 | 2017-11-20 | A kind of bass reflex type speaker with recess shape air passage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207382552U true CN207382552U (en) | 2018-05-18 |
Family
ID=62333396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721549438.0U Active CN207382552U (en) | 2017-11-20 | 2017-11-20 | A kind of bass reflex type speaker with recess shape air passage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207382552U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111131969A (en) * | 2020-01-16 | 2020-05-08 | 台州椒江中含乐器科技有限公司 | Regulator for changing sound frequency by using Doppler effect |
| CN111654986A (en) * | 2020-06-02 | 2020-09-11 | 辽宁鑫知界科技有限公司 | Sand casting aluminum alloy communication shell and processing technology thereof |
-
2017
- 2017-11-20 CN CN201721549438.0U patent/CN207382552U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111131969A (en) * | 2020-01-16 | 2020-05-08 | 台州椒江中含乐器科技有限公司 | Regulator for changing sound frequency by using Doppler effect |
| CN111654986A (en) * | 2020-06-02 | 2020-09-11 | 辽宁鑫知界科技有限公司 | Sand casting aluminum alloy communication shell and processing technology thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231201 Address after: Room 802, Building 6, Huwan San Street, Country Garden Mountain, No. 33, Fengxiang South Road, Zhouxin, Qingcheng District, Qingyuan City, Guangdong Province, 511500 Patentee after: Xiang Shifeng Address before: 510000, 3rd Floor, No. 2 Yangmei Street, Chaoyang Village, Shimen Street, Baiyun District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU RUIJUSHENG TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right |