CN209882077U - High-frequency sound structure of narrow frame TV - Google Patents
High-frequency sound structure of narrow frame TV Download PDFInfo
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- CN209882077U CN209882077U CN201920598077.1U CN201920598077U CN209882077U CN 209882077 U CN209882077 U CN 209882077U CN 201920598077 U CN201920598077 U CN 201920598077U CN 209882077 U CN209882077 U CN 209882077U
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Abstract
The utility model provides a high-frequency sound structure of a narrow-frame television, which comprises a high pitch loudspeaker and a high pitch loudspeaker, wherein the sound emitting direction of a loudspeaker of the high pitch loudspeaker faces towards a television user; the automatic telescopic mechanism is arranged on the television shell, and the high pitch loudspeaker is arranged on the automatic telescopic mechanism; the automatic telescopic mechanism pushes the high pitch loudspeaker to extend out of the outer side of the television when the television is started, and the automatic telescopic mechanism drives the high pitch loudspeaker to retract into the interior or the back of the television when the television is turned off or in standby. Through automatic telescopic machanism, can make high pitch loudspeaker not setting up on TV narrow frame and can make high pitch loudspeaker sound production towards TV user to avoid the high-frequency sound to lack, reach the more fidelity effect of high-frequency sound.
Description
Technical Field
The utility model relates to a television equipment field especially relates to a high frequency sound structure of narrow frame TV.
Background
At present, the appearance of the audio and video products in the industry, such as televisions, is required to be exquisite, the whole machine module is usually designed to be in a narrow frame structure, namely, the screen part of the whole image display occupies the proportion of the surface of the television as large as possible, the whole machine body is required to be thinner while the whole screen display of the surface of the television is required, and therefore the position of a loudspeaker needs to be specially set, so that the high-pitch loudspeaker of the whole machine sound box does not have an installation position on the frame, and the situation that the loudspeaker is directly arranged on the frame of the television due to the narrow frame of.
The high pitch loudspeaker of the existing narrow-frame television is generally arranged on the back rear shell of the television, and the loudspeaker of the high pitch loudspeaker can only sound towards the lower part or the upper part of the television, so that the sound emitted by the high pitch loudspeaker cannot directly face a user, the high frequency sound emitted by the high pitch loudspeaker has extremely strong directional characteristic, and the high pitch loudspeaker can only sound towards other directions, so that the directional characteristic enables the high frequency sound to reach the listening position of the user to be attenuated extremely quickly, and the high frequency sound on acoustics is lost.
Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, a high frequency sound structure of narrow frame TV is provided, can make high pitch loudspeaker towards TV user's vocal to avoid the high frequency sound disappearance, reach the effect that the high frequency sound is more fidelity.
The utility model provides a technical scheme that technical problem adopted as follows:
a high frequency sound structure of a narrow bezel television, comprising:
the loudspeaker of the high pitch loudspeaker gives out sound in the direction towards the television user;
the automatic telescopic mechanism is arranged on the television shell, and the high pitch loudspeaker is arranged on the automatic telescopic mechanism;
the automatic telescopic mechanism pushes the high pitch loudspeaker to extend out of the outer side of the television when the television is started, and the automatic telescopic mechanism drives the high pitch loudspeaker to retract into the interior or the back of the television when the television is turned off or in standby.
Further, automatic telescopic machanism is lead screw slider subassembly, lead screw slider subassembly including:
the first motor is fixedly arranged on the television shell;
the supporting seat is integrally formed with the television shell and comprises a front supporting seat fixedly arranged at a position close to the first motor and a rear supporting seat fixedly arranged along the telescopic direction of the high pitch loudspeaker;
the lead screw is rotatably arranged on the supporting seat, is arranged along the telescopic direction of the high pitch loudspeaker and is fixedly connected with the output shaft of the first motor at one end;
the sliding block is in threaded connection and sleeved on the lead screw, and the sliding block moves along the extending direction of the lead screw through the rotation of the lead screw;
the telescopic link, the one end fixed connection of telescopic link be in on the slider and other end fixed connection tweeter.
Further, the lead screw slider subassembly still includes:
the guide hole is formed in the sliding block;
the guide post, the guide post is followed loudspeaker's flexible direction is fixed to be set up on the supporting seat, the guide post alternates in the guiding hole and make the slider is followed the guide post orientation slides.
Further, the telescopic link with the fixed connecting block that is provided with of one end that high pitch loudspeaker is connected, the connecting block extends along left right direction the connecting hole that is used for interlude the screw is offered at the both ends of connecting block extending direction, the connecting block with high pitch loudspeaker passes through screw fixed connection.
Further, automatic telescopic machanism is rack and pinion subassembly that slides, rack and pinion subassembly that slides including:
the second motor is fixedly arranged on the television shell;
the gear is fixedly arranged on an output shaft of the second motor;
the rack, rack fixed connection is in on the high pitch loudspeaker, the rack with the gear meshes mutually.
Furthermore, the gear rack sliding assembly further comprises a guide groove which is positioned on the gear rack and is arranged along the stretching direction of the high pitch loudspeaker, and a positioning boss which is fixedly arranged on the television shell and is positioned in the guide groove.
Further, the automatic telescopic mechanism is an electric push rod.
Further, still including following the fixed deflector that sets up of tweeter's flexible direction, the deflector is equipped with two and is located respectively tweeter's both sides, tweeter's both sides are supported and are leaned on the deflector is followed the deflector orientation slides.
Further, the tweeter is provided in a lower region of the television, and the tweeter is projected from a lower bottom edge of the television housing to an outer side.
Further, the high pitch loudspeaker is provided with two, and two high pitch loudspeakers are located the both ends about the TV respectively, automatic telescopic machanism corresponds and is provided with two.
The beneficial effect who adopts above-mentioned scheme is: the utility model provides a pair of high frequency sound structure of narrow frame TV when the TV is opened the during operation, through automatic telescopic machanism automatic down stretching, takes out high pitch loudspeaker for high pitch loudspeaker sound production face is directional user's sound production all the time, thereby improves the definition that the user listened the sound position. When the whole machine is turned off or is in standby, the automatic telescopic mechanism automatically retracts, the high pitch loudspeaker is retracted, the effect of hiding the high pitch loudspeaker is achieved, the regular shape and the delicacy of the appearance of the whole television are kept, and by adopting the mode, the high pitch loudspeaker can be enabled to sound towards a television user without being arranged on a narrow frame of the television, so that high-frequency sound is avoided being lost, and the effect that high-frequency sound is more fidelity is achieved.
Drawings
Fig. 1 is a schematic structural diagram of the high-frequency sound structure of the narrow-frame television according to the present invention applied to the television.
Fig. 2 is the structure diagram of the screw slider assembly of the high-frequency sound structure of the narrow-frame television of the present invention.
Fig. 3 is a schematic structural diagram of the rack and pinion sliding assembly of the high-frequency sound structure of the narrow-frame television of the present invention.
Fig. 4 is a schematic structural diagram of the electric push rod of the high-frequency sound structure of the narrow-frame television of the present invention.
In the figure: 100. a television housing; 210. a lead screw slider assembly; 211. a first motor; 212. a supporting seat; 213. a front support; 214. a rear support; 215. a lead screw; 216. a slider; 217. connecting ribs; 218. a telescopic rod; 219. a guide post; 220. a rack and pinion glide assembly; 221. a second motor; 222. a gear; 223. a rack; 224. a guide groove; 225. positioning the boss; 230. an electric push rod; 232. a guide plate; 300. a high pitch loudspeaker; 400. connecting blocks; 410. and connecting the holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Fig. 1 is a schematic structural diagram of a high-frequency sound structure of a narrow-frame television according to the present invention applied to the television; fig. 2 is a schematic structural diagram of a screw slider assembly of the high-frequency sound structure of the narrow-frame television of the present invention; fig. 3 is a schematic structural diagram of a rack and pinion sliding assembly of the high-frequency sound structure of the narrow-frame television of the present invention; fig. 4 is a schematic structural diagram of the electric push rod of the high-frequency sound structure of the narrow-frame television of the present invention.
For the convenience of description, the direction of the tv facing and away from the user is the front-back direction, the directions of the upper and lower sides of the tv are the up-down direction, and the directions of the left and right sides of the tv are the left-right direction.
As shown in fig. 1 and 2, a high frequency sound structure of a narrow-bezel television comprises an automatic telescopic mechanism (detailed structure is described below), the automatic telescopic mechanism is disposed on a television housing 100, the television housing 100 may be a television middle shell or a television back shell, that is, the automatic telescopic mechanism may be disposed inside the television or on the back of the television, a tweeter 300 is fixedly connected to the telescopic end of the automatic telescopic mechanism, the tweeter 300 is used for emitting high sound from the television, and the speaker emitting direction of the tweeter 300 faces a television user; the automatic telescoping mechanism pushes the tweeter 300 to extend outside the tv housing 100 when the tv is turned on, and the automatic telescoping mechanism drives the tweeter 300 to retract to the rear side of the tv housing 100 when the tv is turned off, so that the tweeter 300 is hidden behind the tv. Therefore, when the television is started to work, the automatic telescopic mechanism automatically extends downwards to bring out the high pitch loudspeaker 300, so that the sound producing surface of the high pitch loudspeaker 300 always points to the user to produce sound, and the sound listening definition of the user is improved. When the television is turned off or is in standby, the automatic telescopic mechanism automatically retracts, the high-pitch loudspeaker 300 is retracted into the interior of the television or the back of the television, the effect of hiding the high-pitch loudspeaker 300 is achieved, the shape rule and the appearance delicacy of the whole television are kept, and by adopting the mode, the high-pitch loudspeaker 300 can be enabled to sound towards a television user without being arranged on a narrow frame of the television, so that high-frequency sound is avoided being lost, and the effect of enabling high-frequency sound to be more fidelity is achieved.
The utility model provides a concrete embodiment includes following several kinds, but is not only limited to following several kinds, and it is through flexible high pitch loudspeaker 300 to avoid the high-frequency sound to lack, reach the technical scheme that the high-frequency sound is more fidelity and all should be in the utility model discloses a within the scope of protection.
Example one
As shown in fig. 2, the automatic telescoping mechanism in this embodiment is a lead screw slider assembly 210, the lead screw slider assembly 210 includes a first motor 211, the first motor 211 is fixedly connected to the television housing 100 through a screw, the television housing may be a television middle shell or a television rear shell, a support base 212 is fixedly disposed on the television housing 100, and the support base 212 may be fixedly connected to the television housing 100 through a screw as an independent component. A lead screw 215 is rotatably connected to the support base 212 through a bearing, one end of the lead screw 215 is fixedly connected to an output shaft of the first motor 211 through a coupling, the support base 212 includes a front support base 213 positioned adjacent to the first motor 211, and a rear holder 214 along the extension and contraction direction of the tweeter 300, the front holder 213 being spaced apart from the rear holder 214 by a distance, the lead screw 215 is inserted between the front support 213 and the rear support 214 for rotation, a sliding block 216 is screwed and sleeved on the lead screw 215, the sliding block 216 moves along the extending direction of the lead screw 215 by the rotation of the lead screw 215, the sliding block 216 in this embodiment is positioned between the front support 213 and the rear support 214, connecting ribs 217 are integrally formed between the front support 213 and the rear support 214, and the connecting ribs 217 can enhance the structural strength of the front support 213 and the rear support 214, so that the support 212 has stronger bearing capacity. An expansion link 218 is fixedly embedded in the slide block 216, one end of the expansion link 218 is connected with the slide block 216, and the other end of the expansion link 218 is fixedly connected with the tweeter 300.
The fixed mode of telescopic link 218 and high pitch loudspeaker 300 can adopt direct welded fastening, and for convenient dismantlement, preferred scheme does in this embodiment telescopic link 218 with screw fixedly connected with connecting block 400 is passed through to the one end that high pitch loudspeaker 300 is connected, connecting block 400 extends along the left and right sides direction of TV connecting block 400 extending direction's both ends are offered and are used for alternate connecting hole 410 of screw, connecting block 400 with high pitch loudspeaker 300 realizes fixed connection through the screw of wearing to establish in connecting hole 410, and connecting hole 410 through controlling both ends is fixed, enables the even atress in high pitch loudspeaker 300 both sides and realizes stabilizing the fixed.
In order to enable the telescopic rod 218 to move directionally, the lead screw slider assembly 210 further includes a guide hole (not shown) formed in the slider 216, the slider 216 is set to be elongated along the left-right direction, one end of the slider 216 is connected to the lead screw 215, the other end of the slider 216 is provided with a guide hole, a guide post 219 is inserted into the guide hole, the guide post 219 is fixedly disposed on the support base 212 along the extension direction of the tweeter 300, that is, two ends of the guide post 219 are respectively fixed on the front support 213 and the rear support 214, and the slider 216 slides directionally along the guide post 219 through the guide hole. Thereby realizing the directional movement of the extension rod 218 and preventing the extension rod 218 or the tweeter 300 from shifting during the extension and retraction process.
The first motor 211 is started when the television is started to drive the lead screw 215 to rotate, the lead screw 215 rotates to drive the sliding block 216 to slide towards the outer side of the television, so that the telescopic rod 218 is driven to slide towards the outer side of the television, the high pitch loudspeaker 300 is pushed out, and the sound producing surface of the high pitch loudspeaker 300 always points to a user; when the television is turned off or in standby, the first motor 211 rotates reversely, the reverse lead screw 215 drives the slide block 216 to slide towards the inner side of the television, and then the high pitch loudspeaker 300 can be driven to retract to the back of the television, so that the regular shape and the delicacy of the appearance of the whole television are kept.
As shown in fig. 1 and 2, the tweeter 300 is disposed at a lower region of the tv in order to match the position of the tweeter 300 of the conventional tv, and the tweeter 300 is protruded from the lower bottom edge of the tv housing 100 to the outside. The tweeters 300 may also be located elsewhere on the television, such as from the top edge of the television housing 100 to the outside of the television, or from the left and right sides of the television to the outside of the television.
In this embodiment, two tweeters 300 are provided, the two tweeters 300 are respectively located at the left end and the right end of the television, and two automatic stretching mechanisms are correspondingly provided; therefore, the user can hear the high tones on the left side and the right side symmetrically, and better tone quality experience is achieved.
Example two
As shown in fig. 3, the automatic retracting mechanism in this embodiment is a rack and pinion sliding assembly 220, the rack and pinion sliding assembly 220 includes a second motor 221, the second motor 221 is fixedly connected to the tv housing 100 through a screw, a gear 222 is fixedly connected to an output shaft of the second motor 221 through a key, a rack 223 is fixedly connected to the tweeter 300 through a screw, the rack 223 is generally disposed on a side surface of the tweeter 300 or directly fixedly connected to a top end of the tweeter 300, and the rack 223 is engaged with the gear 222, so that the rack 223 is pushed by the rotation of the gear 222, and the tweeter 300 is further pushed. In order to make the tweeter 300 more beautiful after being removed, the rack 223 in the present embodiment is provided at the top end of the tweeter 300 so that the rack 223 is not exposed when the tweeter 300 is moved down.
The rack and pinion sliding assembly 220 further comprises a guide groove 224, the guide groove 224 extends along the extension direction of the tweeter 300 and is formed in the middle of the rack 223, the guide groove 224 is a kidney-shaped groove or a strip-shaped groove, the television housing 100 is provided with a positioning boss 225 through fixed screws, the positioning boss 225 is located in the guide groove 224, so that the rack 223 can move along the extension direction of the positioning boss 225, the movement direction of the rack 223 is limited through the positioning boss 225, and the tweeter 300 slides directionally. The present embodiment also realizes the extension and contraction of the tweeter 300 by the forward and reverse rotation of the second motor 221.
EXAMPLE III
As shown in fig. 4, the automatic telescopic mechanism is an electric push rod 230, and the electric push rod 230 is also called a linear actuator, and is a novel linear actuator mainly composed of a motor, a push rod, a control device and the like. Can realize remote control and centralized control. The electric push rod 230 moves back and forth within a certain range of stroke, the standard stroke of the electric push rod 230 is within the range of 100, 150, 200, 250, 300, 350 and 400mm, and the special stroke can be designed and customized according to different application conditions. The electric push rod 230 can be designed to have different thrusts according to different application loads. The use of the electric push rod 230 as an actuator not only reduces the air supply and auxiliary equipment required by the use of pneumatic actuators, but also reduces the weight of the actuator.
The electric push rod 230 is fixedly connected to the tv housing 100 by screws, and the end of the push rod is fixedly connected to the tweeter 300, which can be the connection method in the first embodiment. Follow the fixed deflector 232 that sets up of tweeter 300's flexible direction, deflector 232 is equipped with two and is located respectively tweeter 300's both sides, tweeter 300's both sides support to lean on deflector 232 and follow the deflector 232 orientation slides.
To sum up, the utility model provides a high frequency sound structure of narrow frame TV when the TV is opened the during operation, through automatic telescopic machanism automatic down stretching, takes out high pitch loudspeaker 300 for high pitch loudspeaker 300 sound producing face is directional user's sound production all the time, thereby improves the definition of user's listening. When the whole machine is turned off or in standby, the automatic telescopic mechanism automatically retracts, the high pitch loudspeaker 300 is retracted, the effect of hiding the high pitch loudspeaker 300 is achieved, the regular shape and the delicacy of the appearance of the whole machine of the television are kept, and by adopting the mode, the high pitch loudspeaker 300 can be enabled to sound towards a television user when not arranged on a narrow frame of the television, so that the high frequency sound is avoided being lost, and the effect of enabling the high frequency sound to be more fidelity is achieved.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a high frequency sound structure of narrow frame TV which characterized in that, including:
the loudspeaker of the high pitch loudspeaker gives out sound in the direction towards the television user;
the automatic telescopic mechanism is arranged on the television shell, and the high pitch loudspeaker is arranged on the automatic telescopic mechanism;
the automatic telescopic mechanism pushes the high pitch loudspeaker to extend out of the outer side of the television when the television is started, and the automatic telescopic mechanism drives the high pitch loudspeaker to retract into the interior or the back of the television when the television is turned off or in standby.
2. The high-frequency sound structure of a narrow-bezel television according to claim 1, wherein: automatic telescopic machanism is lead screw slider subassembly, lead screw slider subassembly including:
the first motor is fixedly arranged on the television shell;
the supporting seat is integrally formed with the television shell and comprises a front supporting seat fixedly arranged at a position close to the first motor and a rear supporting seat fixedly arranged along the telescopic direction of the high pitch loudspeaker;
the lead screw is rotatably arranged on the supporting seat, is arranged along the telescopic direction of the high pitch loudspeaker and is fixedly connected with the output shaft of the first motor at one end;
the sliding block is in threaded connection and sleeved on the lead screw, and the sliding block moves along the extending direction of the lead screw through the rotation of the lead screw;
the telescopic link, the one end fixed connection of telescopic link be in on the slider and other end fixed connection tweeter.
3. The high-frequency sound structure of a narrow-bezel television according to claim 2, wherein: the lead screw slider subassembly is still including:
the guide hole is formed in the sliding block;
the guide post, the guide post is followed loudspeaker's flexible direction is fixed to be set up on the supporting seat, the guide post alternates in the guiding hole and make the slider is followed the guide post orientation slides.
4. The high-frequency sound structure of a narrow-bezel television according to claim 3, wherein: the telescopic link with the fixed connecting block that is provided with of one end that high pitch loudspeaker is connected, the connecting block extends along controlling the direction connecting hole that is used for interlude the screw is offered at the both ends of connecting block extending direction, the connecting block with high pitch loudspeaker passes through screw fixed connection.
5. The high-frequency sound structure of a narrow-bezel television according to claim 1, wherein: automatic telescopic machanism slides the subassembly for rack and pinion, rack and pinion slides the subassembly including:
the second motor is fixedly arranged on the television shell;
the gear is fixedly arranged on an output shaft of the second motor;
the rack, rack fixed connection is in on the high pitch loudspeaker, the rack with the gear meshes mutually.
6. The high-frequency sound structure of a narrow-bezel television according to claim 5, wherein: the gear rack sliding assembly further comprises a guide groove and a positioning boss, wherein the guide groove is located on the gear rack and is formed along the stretching direction of the high pitch loudspeaker, and the positioning boss is fixedly arranged on the television shell and is located in the guide groove.
7. The high-frequency sound structure of a narrow-bezel television according to claim 1, wherein: the automatic telescopic mechanism is an electric push rod.
8. The high-frequency sound structure of a narrow-bezel television according to claim 7, wherein: still including following the fixed deflector that sets up of tweeter's flexible direction, the deflector is equipped with two and is located respectively tweeter's both sides, tweeter's both sides are supported and are leaned on the deflector is followed the deflector orientation slides.
9. The high-frequency sound structure of a narrow-bezel television according to claim 1, wherein: the tweeter is disposed in a lower region of the television, and the tweeter extends from a lower bottom edge of the television housing to an outer side.
10. The high-frequency sound structure of a narrow-bezel television according to claim 1, wherein: the high pitch loudspeaker is provided with two, and two high pitch loudspeakers are located the both ends about the TV respectively, automatic telescopic machanism corresponds and is provided with two.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920598077.1U CN209882077U (en) | 2019-04-28 | 2019-04-28 | High-frequency sound structure of narrow frame TV |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920598077.1U CN209882077U (en) | 2019-04-28 | 2019-04-28 | High-frequency sound structure of narrow frame TV |
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| CN209882077U true CN209882077U (en) | 2019-12-31 |
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| CN201920598077.1U Active CN209882077U (en) | 2019-04-28 | 2019-04-28 | High-frequency sound structure of narrow frame TV |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111970624A (en) * | 2020-08-06 | 2020-11-20 | 海信视像科技股份有限公司 | Display device loudspeaker state detection method and display device |
| CN112562498A (en) * | 2020-12-08 | 2021-03-26 | 广东长虹电子有限公司 | Display device with sound |
-
2019
- 2019-04-28 CN CN201920598077.1U patent/CN209882077U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111970624A (en) * | 2020-08-06 | 2020-11-20 | 海信视像科技股份有限公司 | Display device loudspeaker state detection method and display device |
| CN111970624B (en) * | 2020-08-06 | 2021-05-28 | 海信视像科技股份有限公司 | Display device loudspeaker state detection method and display device |
| CN112562498A (en) * | 2020-12-08 | 2021-03-26 | 广东长虹电子有限公司 | Display device with sound |
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