CN207369207U - Detachable projection sound equipment all-in-one machine - Google Patents
Detachable projection sound equipment all-in-one machine Download PDFInfo
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- CN207369207U CN207369207U CN201721085844.6U CN201721085844U CN207369207U CN 207369207 U CN207369207 U CN 207369207U CN 201721085844 U CN201721085844 U CN 201721085844U CN 207369207 U CN207369207 U CN 207369207U
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- speaker module
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- 238000004891 communication Methods 0.000 claims description 41
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 230000005236 sound signal Effects 0.000 claims description 5
- 230000010354 integration Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000008439 repair process Effects 0.000 abstract description 3
- 239000000470 constituent Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 6
- 210000004072 lung Anatomy 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004202 respiratory function Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
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Abstract
The detachable projection sound equipment all-in-one machine of the utility model includes projection module, has projecting function；And speaker module, there is audio playing function；It is detachable between projection module and speaker module.Projection module and audio-frequency module are connected as one so as to be formed while there is projecting function and the projection sound equipment all-in-one machine of audio playing function, which has multiple functions, the functional integrations such as motion picture projection, K songs higher according to application scenario is different.It is detachable between projection module and speaker module, so that projection module and speaker module can be used alone.In projection module or speaker module failure, individually it can repair and replace, reduce maintenance use cost, when transporting and storing projection sound equipment all-in-one machine, projection module and speaker module can be dismantled to progress individually to transport and preserve, reduce the cost of transport and storage.
Description
Technical field
Multimedia video apparatus field is the utility model is related to, in particular to detachable projection sound equipment all-in-one machine.
Background technology
With the continuous improvement of living standard, people are also higher and higher for recreational requirement, and K songs become the modern times
A kind of indispensable recreation in life.
K songs are rhythmical massages in vivo, can wash human body diaphragm open, the circulation massage of this inside is any one fortune
Move what is all do not replaced.K is sung can expand lung capacity with vocalism, increase alveolar ventilation volume, improve respiratory function.K sings and speaks
Difference, K need the strength of certain strength, especially chest when singing, the strength of chest enhances, and lung capacity will increase.According to
Scientist counts, and the lung capacity of general adult is 3500 milliliters or so, and the lung capacity of singer is often at 4000 milliliters or so.
Anapnometer, the function of breathing just improve, so K songs are a kind of good methods for improving respiratory function.While K is sung also
Pressure can be discharged, is beneficial to physically and mentally healthy, thus K songs become most popular recreation.
But at present, can only often carry out K songs in KTV, the air impact felt oppressed in KTV K songs are experienced, in family or room
The multiple equipments such as projecting apparatus, sound equipment or player are needed to be used in conjunction with during outer K songs, not readily transportable and carrying, uses indoors
When occupy substantial amounts of space.
Utility model content
In view of this, the purpose of this utility model is to overcome deficiency of the prior art, there is provided a kind of projection module
Become one with speaker module, can use at the same time and can the detachable projection sound equipment all-in-one machine that uses of split.
The purpose of this utility model is realized by following technical scheme：
Detachable projection sound equipment all-in-one machine, including projection module, have projecting function；And speaker module, there is sound
Frequency playing function；The projection module and the speaker module are connected as one.
In the exemplary embodiment, the detachable projection sound equipment all-in-one machine further includes stent；
The speaker module is arranged on the stent, and the projection module is arranged on the speaker module, the branch
It is detachable between frame and the speaker module, or, the projection module, on the stent, the speaker module is arranged on institute
State on projection module, it is detachable between the stent and the projection module.
In the exemplary embodiment, the stent is A-frame, the A-frame it is height-adjustable.
In the exemplary embodiment, the bottom of the stent is equipped with universal wheel.
In the exemplary embodiment, the speaker module is equipped with communication unit, and the speaker module passes through the communication
The audio input device of unit and peripheral hardware communicates to connect.
In the exemplary embodiment, the projection module is equipped with communication unit, and the projection module passes through the communication
The video input apparatus of unit and peripheral hardware communicates to connect.
In the exemplary embodiment, the projection module is equipped with the first communication unit, and the speaker module is equipped with the
Two communication units；
The projection module obtains the vision signal of the audio-visual devices of peripheral hardware, the sound equipment by first communication unit
Module obtains the audio signal of the audio-visual devices of peripheral hardware by second communication unit.
In the exemplary embodiment, rechargeable battery is equipped with the speaker module and the projection module, it is described to fill
Battery powers the speaker module and the projection module.
In the exemplary embodiment, the cylindrical projection camera lens of the projection module is convex on the surface of the projection module
Rise, the speaker module is equipped with and the matched groove of protrusion.
In the exemplary embodiment, the speaker module is connected with the projection module by contact pin and lockhole clamping.
The utility model compared with prior art, has the following advantages that：
The detachable projection sound equipment all-in-one machine of the utility model includes projection module and speaker module.Projection module, tool
There is projecting function, image or video can be projected on curtain or wall, had the effect of image or video amplifier.Sound equipment mould
Block, has audio playing function, can play back audio, has the effect for amplifying sound.By projection module and audio
Module is connected as one so as to be formed while have projecting function and a projection sound equipment all-in-one machine of audio playing function, the projection sound
It is different higher with multiple functions, functional integrations such as motion picture projection, K songs according to application scenario to ring all-in-one machine.Projection module and
It is detachable between speaker module, so that projection module and speaker module can be used alone.In projection module or sound equipment mould
During block failure, individually it can repair and replace, reduce maintenance use cost, can when transporting and storing projection sound equipment all-in-one machine
Individually transport and preserve so that projection module and speaker module are dismantled progress, reduce the cost of transport and storage.
For enable the above-mentioned purpose of the utility model, feature and advantage become apparent from understandable, preferred embodiment cited below particularly,
And attached drawing appended by coordinating, it is described below in detail.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 shows the front view for the detachable projection sound equipment all-in-one machine that the utility model embodiment 1 is provided；
Fig. 2 shows the axonometric drawing for the detachable projection sound equipment all-in-one machine that the utility model embodiment 1 is provided；
Fig. 3 shows the standoff detachable projection sound equipment all-in-one machine of band that the utility model embodiment 1 is provided
Front view；
Fig. 4 shows the standoff detachable projection sound equipment all-in-one machine of band that the utility model embodiment 1 is provided
Rearview；
Fig. 5 shows the standoff detachable projection sound equipment all-in-one machine of band that the utility model embodiment 1 is provided
Decomposition texture schematic diagram；
Fig. 6 shows the module map for the detachable projection sound equipment all-in-one machine that the utility model embodiment 1 is provided.
Icon：The detachable projection sound equipment all-in-one machines of 1-；11- projection modules；The first communication units of 111-；12- sound equipment moulds
Block；121- lockholes；The second communication units of 122-；13- stents；14- rechargeable batteries.
Embodiment
Hereinafter, the various embodiments of the utility model will be described more fully with reference to attached drawing.The utility model can have
There are various embodiments, and can adjust and change wherein.Therefore, specific embodiment reference being shown in the drawings is more
Describe the utility model in detail.It should be understood, however, that：It is practical new herein there is no the various embodiments of the utility model are limited to
The intention of the specific embodiment of type, but the utility model should be interpreted as covering the various embodiments for falling into the utility model
All adjustment, equivalent and/or alternative in spirit and scope.Description taken together with the accompanying drawings, same reference numerals
Same element.
Hereinafter, the term " comprising " that can be used in the various embodiments of the utility model or " may include " instruction institute
Function, operation or the presence of element of utility model, and the increase of one or more functions, operation or element is not limited.
In addition, as used in the various embodiments of the utility model, term " comprising ", " having " and its cognate are meant only to represent
Special characteristic, numeral, step, operation, the combination of element, component or foregoing item, and be understood not to exclude one first
Or more further feature, numeral, step, operation, element, component or foregoing item combination presence or increase it is one or more
A feature, numeral, step, operation, element, component or foregoing item combination possibility.
In the various embodiments of the utility model, stating "or" or " at least one in A or/and B " includes arranging at the same time
Any combinations of the word gone out or all combinations." A or B " or " at least one in A or/and B " may include A, can for example, statement
Including B or it may include A and B both.
The statement (" first ", " second " etc.) used in the various embodiments of the utility model can be modified each
Various constituent element in kind embodiment, but respective sets can not be limited into element.For example, presented above be not intended to limit the member
The order and/or importance of part.The purpose presented above for being only used for differentiating an element and other elements.For example, first
User apparatus and second user device instruction different user device, although the two is all user apparatus.For example, this reality is not being departed from
In the case of scope with new various embodiments, the first element is referred to alternatively as the second element, and similarly, the second element also may be used
It is referred to as the first element.
It should be noted that：, can be by the first composition member if a constituent element ' attach ' to another constituent element by description
Part is directly connected to the second constituent element, and " connection " the 3rd can be formed between the first constituent element and the second constituent element
Element.On the contrary, when a constituent element " being directly connected to " is arrived another constituent element, it will be appreciated that be in the first constituent element
And second be not present the 3rd constituent element between constituent element.
The term used in the various embodiments of the utility model is only used for the purpose and simultaneously of description specific embodiment
It is not intended to the various embodiments of limitation the utility model.As used herein, singulative is intended to also include plural form, unless
Context is expressly otherwise indicated.Unless otherwise defined, otherwise all terms used herein (including technical term and science
Term) have and the various normally understood implications of embodiment one skilled in the art of the utility model are identical contains
Justice.The term (term such as limited in the dictionary generally used) be to be interpreted as have with the related technical field
The identical implication of situational meaning and the implication of Utopian implication or overly formal will be interpreted as having, unless at this
It is clearly defined in the various embodiments of utility model.
Embodiment 1
Also referring to Fig. 1 and Fig. 2, Fig. 1 shows the front view of detachable projection sound equipment all-in-one machine 1, and Fig. 2 is shown
The axonometric drawing of detachable projection sound equipment all-in-one machine 1.Detachable projection sound equipment all-in-one machine 1, including projection module 11 and sound
Ring module 12.
Wherein, projection module 11, have projecting function, can project image or video on curtain or wall, and having will
The effect of image or video amplifier.Speaker module 12, has audio playing function, can play back audio, has sound
The effect of sound amplification.
Projection module 11 is projecting apparatus, and speaker module 12 is music player.
By projection module 11 and audio-frequency module be connected as one so as to formed and meanwhile there is projecting function and audio broadcasting work(
The detachable projection sound equipment all-in-one machine 1 of energy, the detachable projection sound equipment all-in-one machine 1 have film according to application scenario is different
Multiple functions, the functional integrations such as projection, K songs are higher.
It is detachable between projection module 11 and speaker module 12 in the present embodiment, so that projection module 11 and sound equipment
Module can be used alone.In 12 failure of projection module 11 or speaker module, individually it can repair and replace, reduce maintenance
Projection module 11 and speaker module 12, when transporting and storing projection sound equipment all-in-one machine, it is single can be dismantled progress by use cost
Only transport and preservation, reduces the cost of transport and storage.
Speaker module 12 is connected with projection module 11 by contact pin and jack clamping.Specifically, speaker module 12 is equipped with
Jack, projection module 11 are equipped with contact pin, and when contact pin is inserted in jack, speaker module 12 is connected with projection module 11.Sound
Ring and be additionally provided with lockhole 121 in module 12, sticking department is carried in jack, lockhole 121 is connected with jack, and locked groove is carried on contact pin, is led to
Cross lockhole 121 stir sticking department and contact pin fasten, it is necessary to by with the matched key of sticking department in lockhole 121 to sticking department
Stirred, so that sticking department is fastened or separated with contact pin.The structure is common in lock, does not illustrate herein.
It should be noted that wire connection terminal is carried in jack, the wire connection terminal and the electrical equipment electricity in speaker module 12
Property connection, contact pin is made of conducting metal, which is electrically connected with the electrical equipment in projection module 11.It is inserted into contact pin
When in jack, mechanical connection is not merely formd, while yet forms both electric connection, is not only interfixed therebetween, and
The exchange and transmission of data-signal can be carried out, as the two can be powered by same power supply module, it is audio-visual that collaboration handles same peripheral hardware
Video-audio signal of equipment input etc..In other embodiments, electricity is carried out by cable between projection module 11 and speaker module 12
Property connection, or by the termination contact for not playing connection function on the two joint face so as to being electrically connected, or projection
There is no being electrically connected between module 11 and speaker module, the two work in combination is still separate.
The cylindrical projection camera lens of projection module 11 projection module 11 surface bulge, speaker module 12 be equipped with it is convex
Play matched groove.The cooperation of protrusion on projection module 11 and the groove in speaker module 12, has certain spacing and right
The effect of position, raised and groove is aligned, you can projection module 11 and speaker module 12 are accurately assembled, improve assembling
Stability after efficiency and assembling.
In another embodiment, speaker module 12 is equipped with contact pin, and projection module 11 is equipped with jack and lockhole 121.
Also referring to Fig. 3 to Fig. 5, detachable projection sound equipment all-in-one machine 1 further includes stent 13.Speaker module 12 is set
On stent 13, projection module 11 is arranged on speaker module 12, detachable between stent 13 and speaker module 12, so that
It is independent, detachable between all parts of detachable projection sound equipment all-in-one machine 1, easy to safeguard, transport and store.Pass through branch
Frame 13 props projection module 11 and speaker module 12, so that detachable projection sound equipment all-in-one machine 1 can be placed directly
On ground, put conveniently, floor space is small.
The top of stent 13 is in rod-shaped, and the bottom of speaker module 12 is equipped with the card slot to match with the top of stent 13, passes through card
The clamping of groove and stent 13, so that speaker module 12 is connected on stent 13, except clamping stent 13 and speaker module 12
Between can also use screw connection.The bottom of projection module 11 is again provided with the card slot to match with the top of stent 13 or carries
Threaded hole, so that when projection module 11 is used alone, projection module 11 can be individually placed on stent 13.Projection module
11st, can combine can be various and flexible with combination of two, combining form for speaker module 12, stent 13.
In another embodiment, projection module 11 is arranged on stent 13, and speaker module 12 is arranged on projection module 11,
It is detachable between stent 13 and projection module 11.
In the present embodiment, stent 13 is A-frame 13, A-frame 13 it is height-adjustable.By adjusting A-frame
13 height, so that the standoff height of projection module 11 is adjusted, to obtain optimal projected position, so that detachable throwing
Shadow sound integral machine 1 has more flexible projected position.
The bottom of stent 13 is equipped with universal wheel (not shown).By the universal wheel of 13 bottom of stent, so that branch
Frame 13 is removable, and detachable projection sound equipment all-in-one machine 1 is more convenient when mobile, more portable, universal wheel can be with
The universal wheel of auto-lock function, locks universal wheel when being put in a certain position, so that detachable projection sound equipment all-in-one machine 1
Position it is more constant, increase the stability of projection.
As shown in fig. 6, in the present embodiment, projection module 11 is equipped with the first communication unit 111, and projection module 11 passes through
The video input apparatus of one communication unit 111 and peripheral hardware communicates to connect, and projection module 11 is obtained outer by the first communication unit 111
If audio-visual devices vision signal.Speaker module 12 is equipped with the second communication unit 122, and speaker module 12 passes through the second communication
Unit 122 and the audio input device of peripheral hardware communicate to connect, and speaker module 12 obtains the shadow of peripheral hardware by the second communication unit 122
The audio signal of sound equipment.
The first communication unit 111 is added on projection module 11, which can be bluetooth unit or nothing
Line communication unit, establishes wireless communication with the video input apparatus of peripheral hardware by the first communication unit 111 and is connected, detachable throwing
Shadow sound integral machine 1 without being electrically connected by cable and video equipment, intelligence degree and the convenient degree that uses into
One step improves.The video input apparatus of peripheral hardware can be that mobile phone, computer or other multimedias with video playback capability are set
It is standby, wireless connection is established with projection module 11 by the bluetooth on video input apparatus or wireless communication unit, so that by video
The video or image of input equipment are input to projection module 11, are projected by projection module 11.
The second communication unit 122 is added in speaker module 12, which equally can be bluetooth unit
Or wireless communication unit, wireless communication is established with the audio input device of peripheral hardware by the second communication unit 122 and is connected, detachably
Formula projection sound equipment all-in-one machine 1 by cable and audio frequency apparatus without being electrically connected, intelligence degree and the convenient journey used
Degree further improves.The audio input device of peripheral hardware can be mobile phone, computer, MP3 or other with audio playing function
Multimedia equipment, wireless connection is established by the bluetooth on audio input device or wireless communication unit with speaker module 12, from
And by the audio input of audio input device to speaker module 12, played by speaker module 12.
Above-mentioned, the first communication unit 111 and the second communication unit 122 can synchronously obtain the audio of one audio-visual devices of cylinder
Signal and vision signal, so that the document-video in-pace higher of projection sound equipment all-in-one machine, strengthens experience effect.Projective module at the same time
Block 11 and speaker module 12 set the first communication unit 111 and the second communication unit 122 respectively, so that 11 He of projection module
Module is influenced to remain to establish communication connection with the audio-visual devices of peripheral hardware when being used alone.
It should be noted that audio input device can also include wireless microphone or cable microphone.Work as audio input device
For wireless microphone when, detachable projection sound equipment all-in-one machine 1 have the function of K song, by projection module 11 play MV, pass through sound equipment
Module 12 plays music, while the sound inputted by wireless microphone is carried out broadcasting of raising one's voice.
In another embodiment, projection module 11 and speaker module 12 are equipped with a communication unit, pass through the communication list
Member can obtain the vision signal and audio signal of the audio-visual devices of peripheral hardware at the same time, and document-video in-pace is further lifted.
It should be noted that be additionally provided with video input interface on projection module 11, by with the wired company of video input apparatus
Obtain and take vision signal, audio input interface is additionally provided with speaker module 12, by being obtained with audio input device wired connection
Audio signal.Or projection module 11 is equipped with audio input interface and video input mouth, or to be equipped with audio defeated for speaker module 12
Incoming interface and video input interface.
In the present embodiment, projection module 11 and speaker module 12 are electrically connected, and projection module 11 connects equipped with audio input
Mouth and video input interface.As projection module 11 is equipped with HDMI1, HDMI2, VAG interfaces, AV interfaces, Y/PB/PR interfaces,
USB interface, TF card socket etc..
In the present embodiment, detachable projection sound equipment all-in-one machine 1 further includes rechargeable battery 14, and rechargeable battery 14 is arranged on
Among speaker module 12, while power to speaker module 12 and projection module 11.Configure rechargeable battery 14 so that projection sound
Ringing all-in-one machine becomes a kind of portable, portable detachable projection sound equipment all-in-one machine 1, from the limit of field of employment
System.
In another embodiment, rechargeable battery 14 is arranged among projection module 11, while to speaker module 12 and projection
Module 11 is powered.
In another embodiment, rechargeable battery 14, two chargeable electricity are equipped with speaker module 12 and projection module 11
Pond 14 respectively powers speaker module 12 and projection module 11.It is chargeable by being set in speaker module 12 and projection module 11
Battery 14, so that speaker module 12 and projection module 11 can be used alone, the independence used is stronger, while chargeable
The cruising ability of battery 14 is stronger.
In all examples being illustrated and described herein, any occurrence should be construed as merely exemplary, without
It is that therefore, other examples of exemplary embodiment can have different values as limitation.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
Embodiment described above only expresses the several embodiments of the utility model, its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to the scope of the utility model.It should be pointed out that the ordinary skill for this area
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection domain of utility model.
Claims (9)
1. detachable projection sound equipment all-in-one machine, it is characterised in that including：
Projection module, has projecting function；And
Speaker module, has audio playing function；
It is detachable between the projection module and the speaker module；
Rechargeable battery is equipped with the speaker module and/or the projection module, the rechargeable battery is to the sound equipment mould
Block and projection module power supply.
2. detachable projection sound equipment all-in-one machine according to claim 1, it is characterised in that the detachable projection sound
Ring all-in-one machine and further include stent；
The speaker module be arranged on the stent on, the projection module be arranged on the speaker module on, the stent with
It is detachable between the speaker module, or,
The projection module be arranged on the stent on, the speaker module be arranged on the projection module on, the stent with
It is detachable between the projection module.
3. detachable projection sound equipment all-in-one machine according to claim 2, it is characterised in that the stent is triangle branch
Frame, the A-frame it is height-adjustable.
4. detachable projection sound equipment all-in-one machine according to claim 3, it is characterised in that the bottom of the stent is equipped with
Universal wheel.
5. detachable projection sound equipment all-in-one machine according to claim 1, it is characterised in that the speaker module is equipped with
Communication unit, the speaker module are communicated to connect by the audio input device of the communication unit and peripheral hardware.
6. detachable projection sound equipment all-in-one machine according to claim 1, it is characterised in that the projection module is equipped with
Communication unit, the projection module are communicated to connect by the video input apparatus of the communication unit and peripheral hardware.
7. detachable projection sound equipment all-in-one machine according to claim 1, it is characterised in that the projection module is equipped with
First communication unit, the speaker module are equipped with the second communication unit；
The projection module obtains the vision signal of the audio-visual devices of peripheral hardware, the speaker module by first communication unit
The audio signal of the audio-visual devices of peripheral hardware is obtained by second communication unit.
8. detachable projection sound equipment all-in-one machine according to claim 1, it is characterised in that the cylinder of the projection module
Shape projection lens the projection module surface bulge, the speaker module be equipped with and the matched groove of protrusion.
9. detachable projection sound equipment all-in-one machine according to claim 1, it is characterised in that the speaker module with it is described
Projection module passes through contact pin and lockhole clamping connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721085844.6U CN207369207U (en) | 2017-08-25 | 2017-08-25 | Detachable projection sound equipment all-in-one machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721085844.6U CN207369207U (en) | 2017-08-25 | 2017-08-25 | Detachable projection sound equipment all-in-one machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207369207U true CN207369207U (en) | 2018-05-15 |
Family
ID=62350805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721085844.6U Expired - Fee Related CN207369207U (en) | 2017-08-25 | 2017-08-25 | Detachable projection sound equipment all-in-one machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207369207U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111147920A (en) * | 2019-12-26 | 2020-05-12 | 北京塞宾科技有限公司 | Karaoke method, screen projection device and storage medium |
| CN111356067A (en) * | 2020-03-14 | 2020-06-30 | 安徽恒顺生产力促进中心有限公司 | Detachable removal type speaker |
| CN112927574A (en) * | 2021-01-20 | 2021-06-08 | 刘慧君 | Artificial intelligent classroom intelligent voice teaching device and using method thereof |
| CN112929787A (en) * | 2021-03-30 | 2021-06-08 | 峰米(北京)科技有限公司 | Projector |
-
2017
- 2017-08-25 CN CN201721085844.6U patent/CN207369207U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111147920A (en) * | 2019-12-26 | 2020-05-12 | 北京塞宾科技有限公司 | Karaoke method, screen projection device and storage medium |
| CN111356067A (en) * | 2020-03-14 | 2020-06-30 | 安徽恒顺生产力促进中心有限公司 | Detachable removal type speaker |
| CN112927574A (en) * | 2021-01-20 | 2021-06-08 | 刘慧君 | Artificial intelligent classroom intelligent voice teaching device and using method thereof |
| CN112929787A (en) * | 2021-03-30 | 2021-06-08 | 峰米(北京)科技有限公司 | Projector |
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