CN110708648B

CN110708648B - Multi-channel stereo speaker system for cinema seat

Info

Publication number: CN110708648B
Application number: CN201911150539.4A
Authority: CN
Inventors: 梅涛; 任佳华
Original assignee: Anhui Jingli Electronic Co ltd
Current assignee: Anhui Jingli Electronic Co ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2021-02-12
Anticipated expiration: 2039-11-21
Also published as: CN110708648A

Abstract

The invention discloses a cinema seat multi-channel stereo speaker system, which comprises a seat component and a speaker component, wherein the speaker component is fixedly arranged on the seat component, the adjustment of the distance between a seat backrest and a seat cushion is realized through the sliding of a sliding sheet in a displacement groove, the use requirements of different users are met, a supporting structure is formed by a first connecting rod, a second connecting rod, a sleeve and a third connecting rod, the position stability of the seat component is realized, the relative position stability between a user and the seat backrest is ensured through the arrangement of a movable seat backrest, the viewing experience of the user is optimized, the user can enjoy the same sound effect as that of sitting under various postures, the surface of a dustproof net is flush with the surface of the seat backrest, the discomfort of the hard dustproof net on the back of the user is reduced, a plurality of ventilation openings are symmetrically arranged in the partition board, and a fan blows air from right to left, the effect of simulating the film effect of blowing can be played, the dust accumulation of the dust screen can be reduced, and the practicability is better.

Description

Multi-channel stereo speaker system for cinema seat

Technical Field

The invention relates to the technical field of cinema loudspeakers, in particular to a cinema seat multi-channel stereo loudspeaker system.

Background

The loudspeaker is used as audio equipment necessary for the cinema, is widely used in various large movie cities, has large space of a movie theater projection field, and is generally provided with a plurality of loudspeakers with large volume at the top edge of the projection field to improve the overall volume of the projection field and ensure that each user can clearly hear sound, but when the method is used, the loudspeakers have large volume and complex installation, are easy to cause safety accidents once falling off, have great potential safety hazard, and users sitting near the loudspeakers feel large sound and users far away from the loudspeakers feel small sound to influence the viewing experience of the users, some loudspeaker systems installed in the seats appear in the market, but the loudspeaker systems are fixedly installed in the seats, the installed seats are still fixed seats, and once the sitting postures of the users change, the relative position between the user and the speaker system changes, and the distance between the user and the fixed speaker system also changes, which affects the viewing experience of the user and has poor practicability.

Disclosure of Invention

The invention aims to provide a multi-channel stereo loudspeaker system for cinema seats, which ensures that the relative position between a user and a seat backrest is stable through the arrangement of a movable seat backrest, optimizes the viewing experience of the user, ensures that the user can enjoy the same sound effect as the user sitting in various postures, ensures that the surface of a dustproof net is flush with the surface of the seat backrest, reduces the discomfort of the dustproof net with hard texture on the back of the user, and is characterized in that a plurality of ventilation openings are symmetrically arranged in a partition plate, the ventilation openings are communicated with the air outlet end of a fan, the fan blows air out from right to left, so that the effect of simulating the wind scraping effect of a film can be achieved, the dust accumulation of the dustproof net can be reduced, and the ventilation openings provide heat dissipation for the fan, so that the problem provided by the background technology is solved.

In order to achieve the purpose, the invention provides the following technical scheme: a multi-channel stereo speaker system for cinema seats comprises a seat component and a speaker component, wherein the speaker component is fixedly arranged on the seat component, the seat component comprises an installation frame, a main line wiring channel, an auxiliary line wiring channel, a displacement groove, sliding pieces, a first connecting rod, a second connecting rod, a sleeve, a third connecting rod, an equipment box, a rotating shaft, spring pieces, a back plate, a seat back, a seat cushion and a switch panel, the installation frame is fixedly connected with a cinema seat frame, the main line wiring channel and the auxiliary line wiring channel are arranged inside the installation frame and are respectively communicated with two first connecting rods, the sliding pieces are fixedly arranged at the bottom of the first connecting rods and slide in the displacement groove, the displacement groove is arranged on the top surface of the installation frame, holes communicated with the main line wiring channel and the auxiliary line wiring channel are arranged on the top surface of the installation frame, the top of the first connecting rods is movably sleeved at the bottom of the sleeve through pins, the top of the sleeve is movably connected with the second connecting rods through pins, the two second connecting rods are respectively sleeved at two ends of the third connecting rod, the third connecting rod is of a bent rod structure, the two sleeves are respectively fixed on two side walls of the equipment box, the outer wall of the front surface of the equipment box is sleeved with a rotating shaft, one end of the rotating shaft extends into the equipment box and is fixedly connected with the inner wall of the equipment box through a spring part, the other end of the rotating shaft is connected with a back plate, a spring piece is arranged at the joint of the back plate and the rotating shaft, the back plate is obliquely and crosswise fixed on the back surface of the seat backrest, a seat cushion is arranged below the seat backrest, the bottom surface of the seat cushion moves in a displacement groove through a sliding block, a switch panel is fixedly installed on the seat;

the speaker subassembly includes the protecgulum, the protective housing, a separation plate, the vent, the fan, the cushion, first line hole of walking, the line hole is walked to the second, the back lid, louvre and dust screen, dust screen fixed mounting is in the inside of protecgulum, the protecgulum passes through the one end of threaded fixation at the protective housing, the fixed baffle that sets up in inside of protective housing, the inside symmetry of baffle sets up a plurality of vents, the vent communicates with the air-out end of fan, all fix on the both sides wall of fan and be provided with the cushion, the inner wall fixed connection of cushion and protective housing, be provided with first line hole of walking and second line hole on the protective housing, the other end of protective housing passes through screw thread and back lid fixed connection, be provided.

Preferably, the top surface of the partition board is fixedly connected with the loudspeaker, and the loudspeaker is positioned on the inner side of the ventilation opening.

Preferably, the connecting wire of the loudspeaker passes through the first wiring hole, and the connecting wire of the fan passes through the second wiring hole.

Preferably, the first wire feeding hole and the second wire feeding hole are communicated with the back plate, the back plate is sleeved with one end of the rotating shaft, and the rotating shaft is a hollow shaft.

Preferably, the surface of the dust screen is flush with the surface of the seat back.

Preferably, four sets of speaker assemblies are arranged, and the four sets of speaker assemblies are respectively connected with four switches on the switch panel through wires.

Preferably, the four sets of speakers installed inside the speaker assembly are respectively a left main channel speaker structure, a right main channel speaker structure, a left surround channel speaker structure, and a right surround channel speaker structure.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the multi-channel stereo speaker system for the cinema seat, the movable seat back is arranged to ensure that the relative position between a user and the seat back is stable, the viewing experience of the user is optimized, and the user can enjoy the same sound effect as that of sitting in various postures.

2. According to the multi-channel stereo speaker system for the cinema seat, the surface of the dustproof net is flush with the surface of the seat back, and the color of the dustproof net is the same as that of the seat back, so that the hidden effect is achieved, and the integral seat back is more attractive.

3. According to the multi-channel stereo loudspeaker system for the cinema seat, the surface of the dustproof net is flush with the surface of the seat backrest, discomfort caused by the dustproof net with hard texture to the back of a user is reduced, the partition plate is internally and symmetrically provided with the plurality of ventilation openings, the ventilation openings are communicated with the air outlet end of the fan, the fan blows air from right to left, the effect of simulating the air blowing effect of a film can be achieved, dust accumulation of the dustproof net can be reduced, and the heat dissipation holes provide heat dissipation for the fan.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

FIG. 2 is an enlarged view of the assembly of part A of FIG. 1;

fig. 3 is a schematic wiring diagram of a speaker according to a first embodiment of the invention;

fig. 4 is a schematic view of an overall structure of a speaker assembly according to a first embodiment of the present invention;

fig. 5 is a schematic view of a split structure of a speaker assembly according to a first embodiment of the present invention;

fig. 6 is a schematic diagram of an internal structure of a speaker assembly according to a first embodiment of the present invention;

fig. 7 is a schematic overall structure diagram of a second embodiment of the present invention.

In the figure: 1. a seat assembly; 11. a mounting frame; 12. a main line routing channel; 13. an auxiliary line routing channel; 14. a displacement slot; 15. sliding blades; 16. a first link; 17. a second link; 18. a sleeve; 19. a third link; 110. an equipment box; 111. a rotating shaft; 112. a spring plate; 113. a back plate; 114. a seat back; 115. a seat cushion; 116. a switch panel; 2. a speaker assembly; 21. a front cover; 22. a protective shell; 23. a partition plate; 24. a vent; 25. a fan; 26. a rubber pad; 27. a first wiring hole; 28. a second wiring hole; 29. a rear cover; 210. heat dissipation holes; 211. a dust screen; 212. a loudspeaker.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-3, a multi-channel stereo speaker system for cinema seats comprises a seat assembly 1 and a speaker assembly 2, wherein the speaker assembly 2 is fixedly mounted on the seat assembly 1, the seat assembly 1 comprises a mounting frame 11, a main line routing channel 12, an auxiliary line routing channel 13, a displacement slot 14, a sliding sheet 15, a first connecting rod 16, a second connecting rod 17, a sleeve 18, a third connecting rod 19, an equipment box 110, a rotating shaft 111, a spring sheet 112, a back plate 113, a seat backrest 114, a seat cushion 115 and a switch panel 116, the mounting frame 11 is fixedly connected with the cinema seat frame, the main line routing channel 12 and the auxiliary line routing channel 13 are arranged inside the mounting frame 11, the main line routing channel 12 and the auxiliary line routing channel 13 are respectively communicated with the two first connecting rods 16, the sliding sheet 15 is fixedly mounted at the bottom of the first connecting rod 16, the sliding sheet 15 slides inside the displacement slot 14, the displacement slot 14 is arranged on the top surface of the, the top surface of the mounting frame 11 is provided with holes communicated with the main wire routing channel 12 and the auxiliary wire routing channel 13, the sliding sheet 15 drives the wires to move together when sliding, friction is generated on the surfaces of the wires, the sliding sheet 15 is made of rubber materials, has good ductility while having certain hardness, abrasion on the surfaces of the wires is reduced, adjustment of the distance between the seat backrest 114 and the seat cushion 115 is realized through sliding of the sliding sheet 15 in the displacement groove 14, the use requirements of different users are met, the first connecting rod 16, the second connecting rod 17, the sleeve 18 and the third connecting rod 19 form a supporting structure of the seat backrest 114, the position of the whole seat assembly 1 is stable by matching with a cinema seat frame, the top of the first connecting rod 16 is movably sleeved at the bottom of the sleeve 18 through a pin, the top of the sleeve 18 is movably connected with the second connecting rod 17 through a pin, the two second connecting rods 17 are respectively sleeved at two ends of the third connecting rod 19, the third connecting rod 19 is set to be a curved rod structure, a user can directly lift the third connecting rod 19 to realize the extension of the first connecting rod 16 and the second connecting rod 17, the height between the seat back 114 and the seat cushion 115 is adjusted, the adaptability of the device is further improved, the two sleeves 18 are respectively fixed on two side walls of the equipment box 110, the rotating shaft 111 is sleeved on the outer wall of the front surface of the equipment box 110, one end of the rotating shaft 111 extends into the equipment box 110 and is fixedly connected with the inner wall of the equipment box 110 through a spring element, the other end of the rotating shaft 111 is connected with the back plate 113, the spring plate 112 is arranged at the connection part of the back plate 113 and the rotating shaft 111, the back plate 113 is obliquely and crosswise fixed on the back surface of the seat back 114, after the user sits down, the seat back 114 designed by a curved surface supports the back of the user, and once the position of the user is changed due to emotional excitement, however, no matter how the user rotates, the rotation angle is, the movable seat back 114 can always change with the position change of the user, so as to ensure the relative position between the user and the seat back 114 to be stable, thereby optimizing the viewing experience of the user, and the relative position between the user and the seat back 114 is also stable, which means that the relative position between the speaker assembly 2 and the user is stable, thereby ensuring that the user can enjoy the same sound effect as that when the user sits on the seat in various postures, a seat cushion 115 is arranged below the seat back 114, the bottom surface of the seat cushion 115 moves inside the displacement slot 14 through a slider, a switch panel 116 is fixedly arranged on the seat cushion 115, the switch panel 116 is electrically connected with the speaker assembly 2 through a lead wire, four sets of speaker assemblies 2 are arranged on the speaker assembly 2, the four sets of speaker assemblies 2 are respectively connected with four switches on the switch panel 116 through lead wires, the speakers 212 arranged inside the four sets of speaker assemblies 2 are respectively of a left, A right main channel speaker configuration, a left surround channel speaker configuration, and a right surround channel speaker configuration, and four sets of speakers 212 provide a comprehensive sound service for the user.

Referring to fig. 4-6, the speaker assembly 2 includes a front cover 21, a protective shell 22, a partition 23, vents 24, a fan 25, a rubber cushion 26, a first wire hole 27, a second wire hole 28, a rear cover 29, a heat dissipation hole 210, and a dust-proof net 211, wherein a surface of the dust-proof net 211 is flush with a surface of the seat back 114, and a color of the dust-proof net 211 is the same as a color of the seat back 114, thereby achieving a hiding effect, so that the seat back 114 is more beautiful as a whole, the dust-proof net 211 is disposed at two sides of a user's back region, so as to reduce discomfort of the dust-proof net 211 with a hard texture on the back of the user, the dust-proof net 211 is fixedly mounted inside the front cover 21, the front cover 21 is fixed at one end of the protective shell 22 by threads, the partition 23 is fixedly disposed inside the protective shell 22, a plurality of vents 24 are symmetrically disposed inside the partition 23, the vents, the film wind-blowing simulation device can simulate the film wind-blowing effect and reduce the dust accumulation of the dust-proof net 211, the heat dissipation holes 210 provide heat dissipation for the fan 25, the connecting wire of the fan 25 passes through the second wire-passing hole 28, the rubber pad 26 is fixedly arranged on both side walls of the fan 25, the rubber pad 26 is fixedly connected with the inner wall of the protective shell 22, the protective shell 22 is provided with a first wire-passing hole 27 and a second wire-passing hole 28, the first wire-passing hole 27 and the second wire-passing hole 28 are both communicated with the back plate 113, the back plate 113 is sleeved with one end of the rotating shaft 111, the rotating shaft 111 is a hollow shaft, all the connecting wires are hidden inner connecting wires, the device is more attractive, the safety accidents possibly caused by exposed wires are reduced, the potential safety hazards in the film watching process are reduced, the other end of the protective shell 22 is fixedly connected with the rear cover 29 through threads, the plurality of heat, the speaker 212 is located inside the ventilation opening 24, and a connection line of the speaker 212 passes through the first wiring hole 27.

Example two:

referring to fig. 7, a cinema seat multi-channel stereo speaker system includes a seat assembly 1 and two speaker assemblies 2, the seat assembly 1 is the same as the seat assembly 1 of the first embodiment, in this embodiment, the two speaker assemblies 2 are provided, and the speakers 212 fixedly installed inside the two speaker assemblies 2 are respectively a left main channel speaker structure and a right main channel speaker structure.

The working principle is as follows: the sliding sheet 15 drives the wires to move together when sliding, friction is generated on the surfaces of the wires, the sliding sheet 15 is made of rubber materials, the sliding sheet has certain hardness and good ductility, abrasion on the surfaces of the wires is reduced, the adjustment of the distance between the seat back 114 and the seat cushion 115 is realized through the sliding of the sliding sheet 15 in the displacement groove 14, the first connecting rod 16, the second connecting rod 17, the sleeve 18 and the third connecting rod 19 form a supporting structure of the seat back 114, the position of the whole seat assembly 1 is stable by matching with a cinema seat frame, after a user sits down, the seat back 114 with the arc surface design supports the back of the user, once the position of the user is changed due to emotion excitement, the seat back 114 is driven to rotate leftwards or rightwards under the action of the rotating shaft 111, however, the rotating angle is large, the movable seat back 114 can always change along with the position change of the user, guarantee that the relative position between user and backrest 114 is stable, and the relative position of user and backrest 114 is stable also represents speaker subassembly 2 and user's relative position, guarantee that the user can all enjoy the same sound effect with when just sitting under various postures, the surface of dust screen 211 is parallel and level with the surface of backrest 114, and the colour of dust screen 211 is the same with the colour of backrest 114, play the effect of hiding, make backrest 114 whole more pleasing to the eye, dust screen 211 sets up the both sides in user's backrest region, reduce the discomfort that dust screen 211 of harder texture caused to user's back, the inside symmetry of baffle 23 sets up a plurality of vents 24, vent 24 and the air-out end intercommunication of fan 25, fan 25 air-out from right to left, reduce the laying dust of dust screen 211, louvre 210 provides the heat dissipation for fan 25.

In summary, the following steps: the invention provides a multi-channel stereo loudspeaker system of cinema seats, a slide sheet 15 drives a lead to move together when sliding, friction is generated on the surface of the lead, the slide sheet 15 is made of rubber materials, has certain hardness and good ductility, abrasion on the surface of the lead is reduced, the adjustment of the distance between a seat back 114 and a seat cushion 115 is realized through the sliding of the slide sheet 15 in a displacement groove 14, the use requirements of different users are met, a first connecting rod 16, a second connecting rod 17, a sleeve 18 and a third connecting rod 19 form a supporting structure of the seat back 114 and are matched with a cinema seat frame to realize the position stabilization of the whole seat assembly 1, after the user sits down, the seat back 114 with an arc design supports the back of the user, once the position of the user is changed due to emotional excitement, the seat back 114 is driven to rotate leftwards or rightwards under the action of a rotating shaft 111, however, no matter how the user rotates, the rotation angle is what, the movable seat back 114 can always change along with the position change of the user, the relative position between the user and the seat back 114 is ensured to be stable, the viewing experience of the user is optimized, the relative position between the user and the seat back 114 is also stable, the relative position between the speaker assembly 2 and the user is also represented to be stable, the user can be ensured to enjoy the same sound effect as that when the user sits in various postures, the surface of the dust screen 211 is flush with the surface of the seat back 114, the color of the dust screen 211 is the same as that of the seat back 114, a hiding effect is achieved, the seat back 114 is more attractive integrally, the dust screen 211 is arranged on two sides of the back area of the user, discomfort caused by the hard dust screen 211 to the back of the user is reduced, the plurality of ventilation openings 24 are symmetrically arranged in the partition plate 23, the ventilation openings 24 are communicated with the air outlet end of the fan 25, the fan 25 blows air from right to left, which not only can play a role of simulating the effect of blowing the film, but also can reduce the dust deposition of the dust screen 211, and the heat dissipation holes 210 provide heat dissipation for the fan 25.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A cinema seat multichannel stereo speaker system, includes seat subassembly (1) and speaker subassembly (2), speaker subassembly (2) fixed mounting is on seat subassembly (1), its characterized in that: the seat assembly (1) comprises an installation frame (11), a main line wiring channel (12), an auxiliary line wiring channel (13), a displacement groove (14), a sliding sheet (15), a first connecting rod (16), a second connecting rod (17), a sleeve (18), a third connecting rod (19), an equipment box (110), a rotating shaft (111), a spring sheet (112), a back plate (113), a seat backrest (114), a seat cushion (115) and a switch panel (116), wherein the installation frame (11) is fixedly connected with a cinema seat frame, the main line wiring channel (12) and the auxiliary line wiring channel (13) are arranged inside the installation frame (11), the main line wiring channel (12) and the auxiliary line wiring channel (13) are respectively communicated with the two first connecting rods (16), the sliding sheet (15) is fixedly installed at the bottoms of the first connecting rods (16), the sliding sheet (15) slides inside the displacement groove (14), and the displacement groove (14) is arranged on the top surface of the installation frame (11), holes communicated with the main wire routing channel (12) and the auxiliary wire routing channel (13) are formed in the top surface of the mounting frame (11), the top of the first connecting rod (16) is movably sleeved at the bottom of the sleeve (18) through a pin, the top of the sleeve (18) is movably connected with the second connecting rod (17) through a pin, the two second connecting rods (17) are respectively sleeved at two ends of the third connecting rod (19), the third connecting rod (19) is of a bent rod structure, the two sleeves (18) are respectively fixed on two side walls of the equipment box (110), a rotating shaft (111) is sleeved on the outer wall of the front surface of the equipment box (110), one end of the rotating shaft (111) extends into the equipment box (110) and is fixedly connected with the inner wall of the equipment box (110) through a spring part, the other end of the rotating shaft (111) is connected with the back plate (113), a spring plate (112) is arranged at the connection part of the back plate (113) and the rotating shaft (111), and the back plate (113) is, a seat cushion (115) is arranged below the seat backrest (114), the bottom surface of the seat cushion (115) moves in the displacement groove (14) through a sliding block, a switch panel (116) is fixedly arranged on the seat cushion (115), and the switch panel (116) is electrically connected with the loudspeaker assembly (2) through a lead; the loudspeaker assembly (2) comprises a front cover (21), a protective shell (22), a partition plate (23), ventilation openings (24), a fan (25), a rubber mat (26), a first wiring hole (27), a second wiring hole (28), a rear cover (29), a heat dissipation hole (210) and a dust screen (211), wherein the dust screen (211) is fixedly installed inside the front cover (21), the front cover (21) is fixedly arranged at one end of the protective shell (22) through threads, the partition plate (23) is fixedly arranged inside the protective shell (22), a plurality of ventilation openings (24) are symmetrically arranged inside the partition plate (23), the ventilation openings (24) are communicated with an air outlet end of the fan (25), the rubber mat (26) is fixedly arranged on two side walls of the fan (25), the rubber mat (26) is fixedly connected with the inner wall of the protective shell (22), the protective shell (22) is provided with the first wiring hole (27) and the second wiring hole (28), the other end of the protective shell (22) is fixedly connected with the rear cover (29) through threads, and a plurality of heat dissipation holes (210) are formed in the rear cover (29).

2. The theatre multi-channel stereo speaker system of claim 1, wherein: the top surface of the partition plate (23) is fixedly connected with the loudspeaker (212), and the loudspeaker (212) is positioned on the inner side of the ventilation opening (24).

3. The theatre multi-channel stereo speaker system of claim 2, wherein: the connecting wire of the loudspeaker (212) passes through the first wire arranging hole (27), and the connecting wire of the fan (25) passes through the second wire arranging hole (28).

4. The theatre multi-channel stereo speaker system of claim 1, wherein: the first wire feeding hole (27) and the second wire feeding hole (28) are communicated with a back plate (113), the back plate (113) is sleeved with one end of a rotating shaft (111), and the rotating shaft (111) is a hollow shaft.

5. The theatre multi-channel stereo speaker system of claim 1, wherein: the surface of the dust screen (211) is flush with the surface of the seat back (114).

6. The theatre multi-channel stereo speaker system of claim 1, wherein: the loudspeaker assemblies (2) are provided with four groups, and the four groups of loudspeaker assemblies (2) are respectively connected with four switches on the switch panel (116) through leads.

7. The theatre multi-channel stereo speaker system of claim 6, wherein: the four groups of loudspeakers (212) arranged in the loudspeaker component (2) are respectively a left main sound channel loudspeaker structure, a right main sound channel loudspeaker structure, a left surround sound channel loudspeaker structure and a right surround sound channel loudspeaker structure.