CN114071317A - Sound post capable of freely combining loudspeaker directions - Google Patents
Sound post capable of freely combining loudspeaker directions Download PDFInfo
- Publication number
- CN114071317A CN114071317A CN202111497582.5A CN202111497582A CN114071317A CN 114071317 A CN114071317 A CN 114071317A CN 202111497582 A CN202111497582 A CN 202111497582A CN 114071317 A CN114071317 A CN 114071317A
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- passive radiator
- mounting
- loudspeaker
- speaker
- sound
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
- H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
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- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention discloses a sound post capable of freely combining the directions of loudspeakers, which comprises: a housing including a mounting plate; the surface symmetry of mounting panel is provided with two sets of stereo set subassemblies, the stereo set subassembly includes two speakers and a passive radiator, passive radiator is located the outside, the speaker is fixed in through the slope fixing base that can change the speaker orientation on the mounting panel. The two bass passive radiators are additionally arranged on the two sides of the sound column, so that the function of low bass deficiency of the middle four loudspeakers is compensated, and meanwhile, the sound of the sound column is more mellow and the low frequency is more favorable.
Description
Technical Field
The invention relates to the technical field of sound equipment, in particular to a sound post capable of freely combining the directions of loudspeakers.
Background
The sound column is formed by arranging and combining a plurality of loudspeakers and connecting the loudspeakers in phase. The directional characteristic of the sound column is almost the same as that of a single loudspeaker in the horizontal direction, but the sound column is greatly improved in the vertical direction, and the sound column propagates in a wave mode in the horizontal direction, but has strong directional characteristic in the vertical direction to form a dish-shaped three-dimensional radiation effect. The popular speaking of the sound box is that a power amplifier is arranged in a main box body or a bass box body of the sound box, and the sound box generates sound after amplifying an audio signal, so that the sound of the sound box becomes louder.
When the existing sound post is used, a user cannot randomly change the direction of the loudspeaker according to the use environment, so that the sound post cannot exert the best effect, and the practicability is poor.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a sound post capable of freely combining the directions of loudspeakers.
The invention is realized by the following technical scheme:
a fret capable of freely combining the directions of a loudspeaker, comprising:
a housing including a mounting plate;
the surface symmetry of mounting panel is provided with two sets of stereo set subassemblies, the stereo set subassembly includes two speakers and a passive radiator, passive radiator is located the outside, the speaker is fixed in through the slope fixing base that can change the speaker orientation on the mounting panel.
The invention is further provided with: the shell body further comprises a shell body, and the shell body and the mounting plate are of an integrally formed structure.
The invention is further provided with: constitute the installation cavity between casing and the mounting panel, the installation cavity is used for supplying speaker and passive radiator to stretch into to the casing.
The invention is further provided with: the middle part of the surface of the mounting plate is also provided with a power amplifier control plate, and the two sound components are symmetrically arranged by taking the power amplifier control plate as the center.
The invention is further provided with: the surface of mounting panel uses the power amplifier control panel to be provided with two sets of stop gear as the center still symmetry, stop gear is used for installing the stereo set subassembly, stop gear includes two speaker mounting holes and a passive radiator mounting hole, passive radiator mounting hole is located the outside.
The invention is further provided with: the speaker mounting hole is the circular port, passive radiator mounting hole is oval hole, the speaker mounting hole with the inside homoring of passive radiator mounting hole is equipped with the spacing ring.
The invention is further provided with: the utility model discloses a loudspeaker, including slope fixing base, speaker, slope fixing base, the upper surface of slope fixing base is the slope setting, the locating hole that supplies the speaker to stretch into is worn to be equipped with at the center of slope fixing base, the lower surface of slope fixing base still is equipped with two spacing posts, spacing post is used for spacingly.
The invention is further provided with: every group two slope fixing bases of stereo set subassembly are reverse setting.
The invention is further provided with: the four inclined fixing seats of the two groups of sound components are in the same direction.
The invention discloses a sound post capable of freely combining the directions of loudspeakers, which is compared with the prior art:
according to the invention, the two bass passive radiators are added on the two sides of the sound column, so that the function of insufficient bass of the middle four loudspeakers is compensated, meanwhile, the sound of the sound column is more mellow, and the low frequency is more favorable;
the two loudspeakers of each group of sound components are arranged in the opposite direction, so that the two loudspeakers of each group of sound components are staggered by a certain angle, the directivity of the whole sound column is wider, and listeners can hear high-quality sound from multiple angles;
the invention adjusts the orientation of the loudspeaker through the inclined fixed seat which can change the orientation of the loudspeaker, and can adjust according to the actual using environment, thereby achieving the best using effect.
The slope fixing base adopts threaded mode fixed, when needs are adjusted the angle, only need to incline the fixing base change can, simultaneously, slope fixing base lower surface is equipped with spacing post, makes things convenient for the installation of slope fixing base more, and is very convenient.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a top view of the first embodiment of the invention.
Fig. 3 is a schematic structural diagram of the housing of the present invention.
Fig. 4 is a top view of fig. 3.
FIG. 5 is a perspective view of the tilting mounting base of the present invention.
FIG. 6 is a side view of the tilt mount of the present invention.
Fig. 7 is another schematic structural diagram according to the first embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 9 is another schematic structural diagram according to the second embodiment of the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
wherein: 100. a housing; 101. a shell body; 102. mounting a plate; 103. an accommodating chamber; 200. a sound component; 201. a speaker; 202. a passive radiator; 203. an inclined fixed seat; 203a, positioning holes; 203b and a limiting column; 300. a power amplifier control board; 400. a limiting installation mechanism; 401. a speaker mounting hole; 402. a passive radiator mounting hole; 403. a limit ring.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The first embodiment is as follows:
referring to fig. 1 to 7, a fret capable of freely combining directions of speakers includes: a housing 100, the housing 100 including a mounting plate 102; the sound assembly 200, two groups of sound assemblies 200 are symmetrically arranged on the surface of the mounting plate 102, the sound assembly 200 comprises two loudspeakers 201 and a passive radiator 202, the passive radiator 202 is positioned at the outermost side, and the loudspeakers 201 are fixed on the mounting plate 102 through an inclined fixing seat 203 capable of changing the orientation of the loudspeakers 201; the shell 100 further comprises a shell body 101, and the shell body 101 and the mounting plate 102 are of an integrally formed structure; a mounting cavity 103 is formed between the casing 101 and the mounting plate 102, and the mounting cavity 103 is used for the loudspeaker 201 and the passive radiator 201 to extend into the casing 100; the middle part of the surface of the mounting plate 102 is also provided with a power amplifier control plate 300, and the two sound components 200 are symmetrically arranged by taking the power amplifier control plate 300 as the center. The casing 100 is a hollow semi-cylindrical structure, the mounting plate 102 is used for mounting the loudspeaker 201 and the passive radiator 202, and the accommodating cavity 103 formed by the casing body 101 and the mounting plate 102 is mainly used for the loudspeaker 201 and the passive radiator 202 to extend into the casing 100, so that the whole sound column is stronger in integrity, and the passive radiators 202 positioned on two sides of the whole sound column can enhance the bass effect; in addition, as shown in fig. 1 in detail, the edge of the housing 101 is higher than the mounting plate 102, so that the speaker 201, the passive radiator 202 and the power amplifier control board 300 do not protrude out of the entire housing 101, and the assembly and transportation of the product are facilitated; in addition, in the above technical solution, the power amplifier control board 300 is located in the middle of the mounting board 102, and it is noted that the surface of the power amplifier control board 300 is integrated with keys (at least including a volume key, a switch key, and a reset key), the power amplifier control board 300 is internally provided with a PCB circuit board, the keys are electrically connected with the PCB circuit board, and the PCB circuit board is further electrically connected with the speaker 201 and the passive radiator 202.
Referring to fig. 1 and 7, fig. 1 and 7 show two structural forms of a first embodiment of the present invention, in which fig. 1 shows that two speakers 201 close to a power amplifier control board 300 face downward, and two speakers 201 far from the power amplifier control board 300 face upward; fig. 7 shows that the two speakers 201 close to the power amplifier control board 300 are oriented upward, and the two speakers 201 far from the power amplifier control board 300 are oriented downward. The two inclined fixing seats 203 of each set of the sound assembly 200 are arranged in opposite directions. Wherein, two slope fixing bases 203 of every group sound subassembly 200 are reverse setting, and the orientation of two speakers 202 of every group sound subassembly 200 is reverse setting promptly for two speakers 201 of every group sound subassembly 200 are certain angular distribution that staggers, and the directive property of whole sound column is wideer.
Referring to fig. 3 and 4, two sets of limiting installation mechanisms 400 are further symmetrically arranged on the surface of the installation plate 102 with the power amplifier control board 300 as the center, the limiting installation mechanisms 400 are used for installing the audio component 200, each limiting installation mechanism 400 comprises two speaker installation holes 401 and a passive radiator installation hole 402, and the passive radiator installation hole 402 is located on the outermost side.
In the above technical solution, the limiting installation mechanism 400 is mainly used for installing the acoustic assembly 200, that is, the speaker 201 and the passive radiator 202, the speaker installation hole 401 is used for installing the speaker 201 and allowing the speaker 201 to extend into the interior, and the passive radiator installation hole 402 is used for installing the passive radiator 202 and allowing the passive radiator 202 to extend into the interior.
Referring to fig. 3 and 4, the speaker mounting hole 401 is a circular hole, the passive radiator mounting hole 402 is an elliptical hole, and both the speaker mounting hole 401 and the passive radiator mounting hole 402 are provided with a limiting ring 403.
In the above technical solution, the limiting ring 403 is mainly used for limiting the lower portions of the speaker 201 and the passive radiator 202, so that the installation is more compact.
Referring to fig. 5 and 6, the inclined fixing base 203 is a rectangular structure, the upper surface of the inclined fixing base 203 is arranged in an inclined manner, a positioning hole 203a for the speaker 201 to extend into is formed in the center of the inclined fixing base 203, two limiting posts 203b are further arranged on the lower surface of the inclined fixing base 203, and the limiting posts 203b are used for limiting.
In the above technical solution, the upper surface of the inclined fixing seat 203 is arranged in an inclined manner, the speaker 201 is mounted on the surface of the mounting plate 102 through the inclined fixing seat 203, so that the direction of the speaker 201 can be inclined (i.e. the playing direction of the speaker is inclined), four corners of the inclined fixing seat 203 are respectively provided with a first fixing hole, the first fixing hole is provided with a first threaded hole at a position corresponding to the mounting plate 102, the inclined fixing seat 203 is fastened on the surface of the mounting plate 102 through screws, and the first threaded holes are all located outside the speaker mounting hole 401; in addition, a plurality of second threaded holes are formed in the outer portion of the positioning hole 203a of the inclined fixed seat 203, second fixing holes are formed in positions, corresponding to the second threaded holes, of the loudspeaker 201, and the loudspeaker 201 is fastened on the inclined fixed seat 203 through screws; as shown in fig. 5 and fig. 6, the two limiting posts 203b are located on the lower inclined plane of the inclined fixing base 203, and when the inclined fixing base 203 needs to be installed, the limiting posts 203b extend into the speaker installation holes 401 to perform a limiting function, so that the inclined fixing base 203 can be conveniently installed, and the installation is free from deviation; in addition, it should be noted that a plurality of threaded holes three are further formed outside the mounting hole 402 of the passive radiator, a fixing hole three is formed in the position of the passive radiator corresponding to the threaded hole three, and the passive radiator 202 is fastened to the surface of the mounting plate 102 through a screw.
Example two:
referring to fig. 2 to 6, 8 and 9, a fret capable of freely combining directions of speakers includes: a housing 100, the housing 100 including a mounting plate 102; the sound assembly 200, two groups of sound assemblies 200 are symmetrically arranged on the surface of the mounting plate 102, the sound assembly 200 comprises two loudspeakers 201 and a passive radiator 202, the passive radiator 202 is positioned at the outermost side, and the loudspeakers 201 are fixed on the mounting plate 102 through an inclined fixing seat 203 capable of changing the orientation of the loudspeakers 201; the shell 100 further comprises a shell body 101, and the shell body 101 and the mounting plate 102 are of an integrally formed structure; a mounting cavity 103 is formed between the casing 101 and the mounting plate 102, and the mounting cavity 103 is used for the loudspeaker 201 and the passive radiator 201 to extend into the casing 100; the middle part of the surface of the mounting plate 102 is also provided with a power amplifier control plate 300, and the two sound components 200 are symmetrically arranged by taking the power amplifier control plate 300 as the center. The casing 100 is a hollow semi-cylindrical structure, the mounting plate 102 is used for mounting the loudspeaker 201 and the passive radiator 202, and the accommodating cavity 103 formed by the casing body 101 and the mounting plate 102 is mainly used for the loudspeaker 201 and the passive radiator 202 to extend into the casing 100, so that the whole sound column is stronger in integrity, and the passive radiators 202 positioned on two sides of the whole sound column can enhance the bass effect; in addition, as shown in fig. 8 and fig. 9, the edge of the housing 101 is higher than the mounting plate 102, so that the speaker 201, the passive radiator 202 and the power amplifier control board 300 do not protrude out of the entire housing 101, and the assembly and transportation of the product are facilitated; in addition, in the above technical solution, the power amplifier control board 300 is located in the middle of the mounting board 102, and it is noted that the surface of the power amplifier control board 300 is integrated with keys (at least including a volume key, a switch key, and a reset key), the power amplifier control board 300 is internally provided with a PCB circuit board, the keys are electrically connected with the PCB circuit board, and the PCB circuit board is further electrically connected with the speaker 201 and the passive radiator 202.
Referring to fig. 8 and 9, fig. 8 and 9 show two structural forms of the second embodiment of the present invention, in which fig. 8 shows that four speakers 201 are all oriented upward, and fig. 9 shows that four speakers 201 are all oriented downward. Namely, the four tilted holders 203 of the two sets of the acoustic assemblies 200 are oriented in the same direction, namely, the four speakers 201 of the two sets of the acoustic assemblies 200 are oriented in the same direction.
Referring to fig. 3 and 4, two sets of limiting installation mechanisms 400 are further symmetrically arranged on the surface of the installation plate 102 with the power amplifier control board 300 as the center, the limiting installation mechanisms 400 are used for installing the audio component 200, each limiting installation mechanism 400 comprises two speaker installation holes 401 and a passive radiator installation hole 402, and the passive radiator installation hole 402 is located on the outermost side.
In the above technical solution, the limiting installation mechanism 400 is mainly used for installing the acoustic assembly 200, that is, the speaker 201 and the passive radiator 202, the speaker installation hole 401 is used for installing the speaker 201 and allowing the speaker 201 to extend into the interior, and the passive radiator installation hole 402 is used for installing the passive radiator 202 and allowing the passive radiator 202 to extend into the interior.
Referring to fig. 3 and 4, the speaker mounting hole 401 is a circular hole, the passive radiator mounting hole 402 is an elliptical hole, and both the speaker mounting hole 401 and the passive radiator mounting hole 402 are provided with a limiting ring 403.
In the above technical solution, the limiting ring 403 is mainly used for limiting the lower portions of the speaker 201 and the passive radiator 202, so that the installation is more compact.
Referring to fig. 5 and 6, the inclined fixing base 203 is a rectangular structure, the upper surface of the inclined fixing base 203 is arranged in an inclined manner, a positioning hole 203a for the speaker 201 to extend into is formed in the center of the inclined fixing base 203, two limiting posts 203b are further arranged on the lower surface of the inclined fixing base 203, and the limiting posts 203b are used for limiting.
In the above technical solution, the upper surface of the inclined fixing seat 203 is arranged in an inclined manner, the speaker 201 is mounted on the surface of the mounting plate 102 through the inclined fixing seat 203, so that the direction of the speaker 201 can be inclined (i.e. the playing direction of the speaker is inclined), four corners of the inclined fixing seat 203 are respectively provided with a first fixing hole, the first fixing hole is provided with a first threaded hole at a position corresponding to the mounting plate 102, the inclined fixing seat 203 is fastened on the surface of the mounting plate 102 through screws, and the first threaded holes are all located outside the speaker mounting hole 401; in addition, a plurality of second threaded holes are formed in the outer portion of the positioning hole 203a of the inclined fixed seat 203, second fixing holes are formed in positions, corresponding to the second threaded holes, of the loudspeaker 201, and the loudspeaker 201 is fastened on the inclined fixed seat 203 through screws; as shown in fig. 5 and fig. 6, the two limiting posts 203b are located on the lower inclined plane of the inclined fixing base 203, and when the inclined fixing base 203 needs to be installed, the limiting posts 203b extend into the speaker installation holes 401 to perform a limiting function, so that the inclined fixing base 203 can be conveniently installed, and the installation is free from deviation; in addition, it should be noted that a plurality of threaded holes three are further formed outside the mounting hole 402 of the passive radiator, a fixing hole three is formed in the position of the passive radiator corresponding to the threaded hole three, and the passive radiator 202 is fastened to the surface of the mounting plate 102 through a screw.
In the first and second embodiments, the power amplifier control board 300 has keys (at least including volume keys, switch keys, and reset keys) integrated on its surface, and the power amplifier control board 300 has a PCB inside, the keys are electrically connected to the PCB, and the PCB is further electrically connected to the speaker 201 and the passive radiator 202.
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 able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (9)
1. A fret capable of freely combining the directions of a loudspeaker, which is characterized by comprising:
a housing (100), the housing (100) comprising a mounting plate (102);
the loudspeaker assembly (200) comprises two groups of loudspeaker assemblies (200) symmetrically arranged on the surface of the mounting plate (102), the loudspeaker assemblies (200) comprise two loudspeakers (201) and a passive radiator (202), the passive radiator (202) is located on the outermost side, and the loudspeakers (201) are fixed on the mounting plate (102) through inclined fixing seats (203) capable of changing the orientation of the loudspeakers (201).
2. The column recited in claim 1, wherein: the shell (100) further comprises a shell body (101), and the shell body (101) and the mounting plate (102) are of an integrally formed structure.
3. A fret capable of freely combining speaker directions as claimed in claim 2, wherein: a mounting cavity (103) is formed between the shell (101) and the mounting plate (102), and the mounting cavity (103) is used for enabling the loudspeaker (201) and the passive radiator (201) to extend into the shell (100).
4. The column recited in claim 1, wherein: the middle part of the surface of the mounting plate (102) is also provided with a power amplifier control plate (300), and the two sound components (200) are symmetrically arranged by taking the power amplifier control plate (300) as the center.
5. The column recited in claim 4, wherein: the surface of mounting panel (102) uses power amplifier control panel (300) to be provided with two sets of stop gear (400) as the center still symmetry, stop gear (400) are used for installing stereo set subassembly (200), stop gear (400) include two speaker mounting holes (401) and one passive radiator mounting hole (402), passive radiator mounting hole (402) are located the outside.
6. The column recited in claim 5, wherein: the loudspeaker mounting hole (401) is a circular hole, the passive radiator mounting hole (402) is an oval hole, and the loudspeaker mounting hole (401) and the interior of the passive radiator mounting hole (402) are all annularly provided with a limiting ring (403).
7. The column recited in claim 1, wherein: the utility model discloses a loudspeaker, including slope fixing base (203), the lower surface of slope fixing base (203) is equipped with two spacing posts (203b), the upper surface of slope fixing base (203) is the slope setting, locating hole (203a) that supply speaker (201) to stretch into are worn to be equipped with in the center of slope fixing base (203), spacing post (203b) are used for spacingly.
8. The column recited in claim 7, wherein: two inclined fixed seats (203) of each group of the sound assembly (200) are arranged in opposite directions.
9. The column recited in claim 7, wherein: the four inclined fixed seats (203) of the two groups of sound components (200) are in the same direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111497582.5A CN114071317A (en) | 2021-12-09 | 2021-12-09 | Sound post capable of freely combining loudspeaker directions |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111497582.5A CN114071317A (en) | 2021-12-09 | 2021-12-09 | Sound post capable of freely combining loudspeaker directions |
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Publication Number | Publication Date |
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CN114071317A true CN114071317A (en) | 2022-02-18 |
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Application Number | Title | Priority Date | Filing Date |
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CN202111497582.5A Pending CN114071317A (en) | 2021-12-09 | 2021-12-09 | Sound post capable of freely combining loudspeaker directions |
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CN (1) | CN114071317A (en) |
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2021
- 2021-12-09 CN CN202111497582.5A patent/CN114071317A/en active Pending
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