CN209642943U - A kind of linear array speaker of point sound source and line source fusion - Google Patents

A kind of linear array speaker of point sound source and line source fusion Download PDF

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Publication number
CN209642943U
CN209642943U CN201920584284.1U CN201920584284U CN209642943U CN 209642943 U CN209642943 U CN 209642943U CN 201920584284 U CN201920584284 U CN 201920584284U CN 209642943 U CN209642943 U CN 209642943U
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bugle
cabinet
linear array
sound source
point sound
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何向斌
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Abstract

The utility model relates to the linear array speakers that a kind of point sound source and line source merge, including cabinet, the coaxial Hi-Mid unit that is set to the bass unit of cabinet two sides and is set in cabinet middle part, the corresponding front end face of coaxial Hi-Mid unit of the cabinet is opening, and box house is provided with bugle diffuser;The bugle diffuser includes a pair of of number one gusset and a pair of second bugle plate, two blocks of number one gussets are angled to be symmetrical arranged as the shape to open side in opening, two piece of second bugle plate with the connection at an angle of number one gusset both side ends, is provided with bass unit installing port on the second bugle plate respectively.The utility model provides a kind of high sound pressure, and voice transmission is remote, the big coaxial Hi-Mid line source directional sound box of single sound angle of coverage only.

Description

A kind of linear array speaker of point sound source and line source fusion
Technical field
The utility model relates to speaker field, the linear array speaker of especially a kind of point sound source and line source fusion.
Background technique
Speaker refers to a kind of equipment that audio signal can be transformed to sound, and speaker is the terminal of entire sound system, makees With being audio electric energy to be converted into corresponding sound energy, and it is radiated space, it is commonly used for professional stage speaker system Critical component, just occurred the twenties, the performance of large-scale indoor and outdoor be usually used in by the speaker system that Horn forms and is expanded Sound: such as: dancing hall, theater, stadiums, sports ground, cinema's public address.Wherein, line source, by one it is linear or by it is countless mutually not The linear sound source of relevant point sound source composition, under the conditions of free found field, radiation sound can be uniformly distributed in using line source as axle center Cylindrical surface on, and it is high-efficient, so that speaker system is had a biggish sound pressure level, transmission range farther out, in order to meet high-quality Public address application requirement, need to usually design a large amount of point sound source of installation and be arranged in array.But current speaker is asked there are more Topic: one, the decorations requirement due to the hall tend not to provide enough space installations large-scale voice box group, voice box group Reduce volume or is mounted on some undesirable positions;The method for such as using smaller size smaller, can only select some smaller The speaker of power, but it is difficult to reach required sound pressure level requirement;As using undesirable position is mounted on, then required the finger of speaker Tropism control ability is very strong, accurately to cover target area.Secondly, conventional speaker is due to structure and electroacoustic design principle The limitation of aspect is difficult to realize super high power, and the sound wave wave surface radiated is spherical wave, and transmission range is also restricted.Thirdly, For the vertical angle of linear array speaker list only generally within 11 degree, combination array needs greater number superposition to reach vertical angle Increase, but increase speaker due to the structural distance between speaker make between (high pitch/middle pitch) in every speaker exist more Big size distance, the coupling of change is not good enough, and phase equalization is deteriorated.
Utility model content
The utility model is above-mentioned in order to solve the problems, such as, provides a kind of high sound pressure, and voice transmission is remote, and sound covers The linear array speaker of the big point sound source of lid angle and line source fusion.
The technical scheme adopted by the utility model to solve the technical problem is as follows: the line of a kind of point sound source and line source fusion Battle array speaker, including cabinet, the coaxial Hi-Mid unit that is set to the bass unit of cabinet two sides and is set in cabinet middle part, institute The corresponding front end face of coaxial Hi-Mid unit of cabinet is stated as opening, box house is provided with bugle diffuser;The bugle Diffuser includes a pair of of number one gusset and a pair of second bugle plate, and two blocks of number one gussets are angled to be symmetrical arranged as to opening Side in open shape, two piece of second bugle plate respectively with the connection at an angle of number one gusset both side ends, the second bugle plate On be provided with bass unit installing port.
Preferably, the number one gusset and the second V-shaped structure of bugle plate, the W-shaped structure of bugle diffuser.
Preferably, being spaced setting between two number one gussets, the middle part of bugle diffuser is made to form empty slot.
Preferably, the second bugle plate upper and lower side is respectively arranged with pilot hole.
Preferably, the both sides rear end of the cabinet makes the both sides rear end of cabinet to the angle with inside bending Form slot structure.
Preferably, the back of the cabinet is provided with the card slot of exterior wall wall surface hanging installation.
Preferably, the body structure that the cabinet is formed by left side plate, upper and lower plates and backboard, cabinet front end has Opening.
Preferably, the upper and lower plates are provided with the groove of installation bugle diffuser.
Preferably, the coaxial Hi-Mid unit is three coaxial Hi-Mid one waveguide bugle units.
Preferably, the bass unit two sides are respectively two, and symmetric coaxial arranges, and bass unit outer rim is provided with Phase plug.
The beneficial effects of the utility model are: the linear array speaker of a kind of point sound source and line source fusion, uses in three High pitch one waveguide bugle unit Coaxial Superimposed, bass unit two sides symmetric coaxial arrangement, has high sound pressure, and voice transmission is remote, And the big advantage of sound angle of coverage of single speaker, the fusion core technology of point sound source and line source, coaxial Hi-Mid one Waveguide bugle is by three Hi-Mid one waveguide bugle unit Coaxial Superimposed array principles, the coupled phase time consistency of Hi-Mid Property, and energy dissipation is carried out by external connection bugle, cylindrical type wave surface is formed, the long distance of fine definition and big energy is reached From transmission, Optimal coverage pattern congruity;Singly only or it can be combined into the use of orthogonal array function, hanging application function is adjustable Variation, sound field covering applicability is wide, and sound covering is uniformly distorted small, high-facsimile sound quality.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of overall structure signal of the linear array speaker of point sound source and line source fusion described in the utility model Figure;
Fig. 2 is a kind of facing structure signal of the linear array speaker of point sound source and line source fusion described in the utility model Figure;
Fig. 3 is a kind of plan structure signal of the linear array speaker of point sound source and line source fusion described in the utility model Figure;
Fig. 4 is a kind of bugle diffuser structure of the linear array speaker of point sound source and line source fusion described in the utility model Schematic diagram;
Fig. 5 is a kind of upper and lower plates structural representation of the linear array speaker of point sound source and line source fusion described in the utility model Figure.
Specific embodiment
The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram, Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
Embodiment
A kind of linear array speaker of as shown in Figure 1, 2, 3 point sound source and line source fusion, including cabinet 1, it is set to cabinet 1 The bass unit 2 of two sides and the coaxial Hi-Mid unit 3 for being set to middle part in cabinet 1, the coaxial Hi-Mid unit of the cabinet 1 3 corresponding front end faces are opening, and cabinet 1 is internally provided with bugle diffuser;The bugle diffuser includes a pair of of number one Gusset 4 and a pair of second bugle plate 5, the angled shape being symmetrical arranged to open side to be in opening of two blocks of number one gussets 4, two The second bugle of block plate 5 with the connection at an angle of 4 both side ends of number one gusset, is provided with bass list on the second bugle plate 5 respectively First installing port 51.
Wherein, bass unit 2 is 10 cun of neodymium iron boron bass units, and two sides are respectively two, and symmetric coaxial arranges, and point Not Pei You corresponding design plastic cement phase plug, do frequency response curve improve and energy lift;The coaxial Hi-Mid unit 3 For three coaxial Hi-Mid one waveguide bugle units.
Wherein, cabinet two sides and the back side equipped with installation suspender member, do speaker more and be hung vertically connection, every speaker can be with It is adjustable to do 0 degree to 20 degree of vertical angle.In the present embodiment, preferably 5 degree.
Wherein, the longitudinal central axis face of number one gusset 4 and cabinet 1 is in 30 degree of angles, the longitudinal direction of the second bugle plate 5 and cabinet 1 Middle axial plane is in -30 degree angles;So that number one gusset 4 and the V-shaped structure of the second bugle plate 5, the W-shaped structure of bugle diffuser.
In the utility model, the fusion core technology of point sound source and line source, coaxial Hi-Mid one waveguide bugle is by three A Hi-Mid one waveguide bugle unit Coaxial Superimposed array principle, the coupled phase time consistency of Hi-Mid, and by outer Portion connects bugle and carries out energy dissipation, forms cylindrical type wave surface, reaches the remote transmission of fine definition and big energy, most preferably Covering pattern consistency;Using more coaxial Hi-Mids, first mate is reduced to be distorted using the higher level that single unit occurs.
When installation, array functional purposes, the hanging angle between two cabinets can be combined into using the hanging of multiple cabinets Degree 0 degree to 20 degree by adjusting, preferably 0,5,10,15,20 degree of tilt angle, to reach preferable sound covering model It encloses.
It is spaced setting between two number one gussets 4, the middle part of bugle diffuser is made to form empty slot.Coaxial Hi-Mid unit 3 are close to be installed on the inside of empty slot, and also have for installing consolidating for coaxial Hi-Mid unit 3 between two number one gussets 4 Fixed board, it is engraved structure that fixed plate, which corresponds to Hi-Mid cell position,.
As shown in figure 4,5 upper and lower side of the second bugle plate is respectively arranged with pilot hole 52, make 5 upper and lower side of the second bugle plate 's.The both sides rear end of the cabinet 1 makes the both sides rear end of cabinet form slot knot to the angle 11 with inside bending Structure.
The back of the cabinet 1 is provided with the card slot 12 of exterior wall wall surface hanging installation.And card slot 12 is provided with multiple peaces Hole is filled, convenient for installing with portion, place.
The body structure that the cabinet 1 is formed by left side plate, upper and lower plates 10 and backboard, cabinet front end have opening.
As shown in figure 5, the upper and lower plates 10 are provided with the groove 13 of installation bugle diffuser.13 shape of groove and guiding Hole 52 and the end face of number one gusset 4 adapt to, for fixing number one gusset 4 and the second bugle plate 5.
2 two sides of bass unit are respectively two, and symmetric coaxial arranges, and 2 outer rim of bass unit is provided with phase plug 21, phase plug is installed on left side plate.Phase plug increases acoustic energy and bottom line reduces unit to improve frequency response curve Interference of sound between unit.
A kind of linear array speaker of point sound source and line source fusion described in the utility model, coaxial point sound source and line source melt Tune, three Hi-Mid one waveguide bugle unit Coaxial Superimposeds are closed, symmetric coaxial arrangement in bass unit two sides has super High-power, high sound pressure, voice transmission is remote, the big advantage of the sound angle of coverage of single speaker;It can singly only or be combined into vertical Array functional uses, and hanging application function is adjustable to be changed, and sound field covering applicability is wide, sound covering is uniformly distorted small, height Fax sound quality.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims Property range.

Claims (10)

1. the linear array speaker of a kind of point sound source and line source fusion, it is characterised in that: including cabinet, be symmetrically disposed on cabinet two sides Bass unit and be set to the coaxial Hi-Mid unit at middle part in cabinet, before the coaxial Hi-Mid unit of the cabinet is corresponding End face is opening, and box house is provided with bugle diffuser;The bugle diffuser includes a pair of of number one gusset and a pair Second bugle plate, two blocks of number one gussets are angled to be symmetrical arranged as the shape to open side in opening, two piece of second bugle plate Respectively with the connection at an angle of number one gusset both side ends, bass unit installing port is provided on the second bugle plate.
2. the linear array speaker of a kind of point sound source according to claim 1 and line source fusion, it is characterised in that: described the No.1 gusset and the second V-shaped structure of bugle plate, the W-shaped structure of bugle diffuser.
3. the linear array speaker of a kind of point sound source according to claim 2 and line source fusion, it is characterised in that: two first It is spaced setting between bugle plate, the middle part of bugle diffuser is made to form empty slot.
4. the linear array speaker of a kind of point sound source according to claim 2 and line source fusion, it is characterised in that: described second Bugle plate upper and lower side is respectively arranged with pilot hole.
5. the linear array speaker of a kind of point sound source according to claim 1 and line source fusion, it is characterised in that: the cabinet Both sides rear end to the angle with inside bending, so that the both sides rear end of cabinet is formed slot structure.
6. the linear array speaker of a kind of point sound source according to claim 4 and line source fusion, it is characterised in that: the cabinet Back be provided with exterior wall wall surface hanging installation card slot.
7. the linear array speaker of a kind of point sound source according to claim 1 and line source fusion, it is characterised in that: the case The body structure that body is formed by left side plate, upper and lower plates and backboard, cabinet front end have opening.
8. the linear array speaker of a kind of point sound source according to claim 6 and line source fusion, it is characterised in that: described is upper Lower plate is provided with the groove of installation bugle diffuser.
9. the linear array speaker of a kind of point sound source according to claim 1 and line source fusion, it is characterised in that: described is same Axis Hi-Mid unit is three coaxial Hi-Mid one waveguide bugle units.
10. the linear array speaker of a kind of point sound source according to claim 1 and line source fusion, it is characterised in that: described low Sound unit two sides are respectively two, and symmetric coaxial arranges, and bass unit outer rim is provided with phase plug.
CN201920584284.1U 2019-04-25 2019-04-25 A kind of linear array speaker of point sound source and line source fusion Active CN209642943U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920584284.1U CN209642943U (en) 2019-04-25 2019-04-25 A kind of linear array speaker of point sound source and line source fusion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920584284.1U CN209642943U (en) 2019-04-25 2019-04-25 A kind of linear array speaker of point sound source and line source fusion

Publications (1)

Publication Number Publication Date
CN209642943U true CN209642943U (en) 2019-11-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920584284.1U Active CN209642943U (en) 2019-04-25 2019-04-25 A kind of linear array speaker of point sound source and line source fusion

Country Status (1)

Country Link
CN (1) CN209642943U (en)

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