CN211043912U - Projection device - Google Patents

Abstract

The application provides a projection device. Projection equipment includes bearing component, the projecting apparatus, bearing component includes the base, bear the weight of the piece, driving motor, it connects in the base to bear the weight of the piece rotation to bear the weight of, driving motor is used for driving to bear the weight of and holds the piece rotation, the projecting apparatus can dismantle the electricity with bearing the weight of and be connected, the projecting apparatus includes the casing, miniature ray apparatus, a microphone, a processor, the casing has printing opacity portion, miniature ray apparatus is acceptd in the casing, and correspond printing opacity portion setting, the microphone is used for receiving speech signal and converts speech signal into audio signal, when audio signal matches with first preset instruction, the processor produces first control signal, first control signal is used for controlling driving motor motion, in order to drive to bear the weight. The application provides a projection equipment bears the projecting apparatus rotation on bearing component through voice signal control, and then projects the picture to the appointed region, and operation process is convenient, has also avoided simultaneously causing unnecessary to collide with to the projecting apparatus in the adjustment process.

Description

Projection device

Technical Field

The application relates to the technical field of projection, in particular to projection equipment.

Background

In order to seek better picture experience, projectors are produced, and projectors with a function of projecting pictures are increasingly popular with people. Traditional projecting apparatus is usually placed on desk or other appointed positions, and then projects the picture in appointed region, however, need the manual work to move the projecting apparatus repeatedly at the in-process of placing the projecting apparatus to make the picture suitable project in appointed region, the projecting apparatus that collides with easily in this adjustment process, thereby causes the damage of projecting apparatus, brings unnecessary loss for the user.

SUMMERY OF THE UTILITY MODEL

The application provides a projection device. Projection equipment includes carrier assembly and projecting apparatus, carrier assembly includes the base, holds carrier and driving motor, hold carrier rotate connect in the base, driving motor is used for the drive hold carrier and rotate, the projecting apparatus with hold carrier and can dismantle the electricity and connect, the projecting apparatus includes casing, micro-ray machine, microphone and treater, the casing has printing opacity portion, micro-ray machine accept in the casing, and correspond printing opacity portion sets up, the microphone is used for receiving speech signal and will speech signal converts audio signal into the audio signal, works as when audio signal matches with first predetermined instruction, the treater produces first control signal, first control signal is used for controlling driving motor moves, in order to drive hold carrier for the base motion.

The application provides a projecting apparatus accessible voice signal controls the projecting apparatus rotation that bears on bearing component, and then projects the picture to the appointed area, and operation process is convenient, has also avoided simultaneously causing unnecessary to collide with to the projecting apparatus in the adjustment process.

Drawings

Fig. 1 is a schematic three-dimensional perspective view of a projection apparatus provided in the present application.

Fig. 2 is an exploded view of the projection device shown in fig. 1.

Fig. 3 is a schematic diagram of an internal structure of a projector provided in the present application.

Fig. 4 is a schematic diagram of signal connection inside a projection device according to an embodiment of the present disclosure.

Fig. 5 is a schematic diagram of signal connection inside a projection device according to another embodiment of the present disclosure.

Fig. 6 is a schematic diagram of signal connection inside a projection device according to another embodiment of the present disclosure.

Fig. 7 is a schematic diagram of signal connection inside a projection device according to another embodiment of the present disclosure.

Fig. 8 is an exploded view of the load bearing assembly provided in the application.

Fig. 9 is a schematic view of a rotational state of the carrier assembly shown in fig. 8.

FIG. 10 is a schematic view of another rotational state of the load bearing assembly shown in FIG. 8.

FIG. 11 is a schematic view of another rotational state of the load bearing assembly shown in FIG. 8.

Fig. 12 is a schematic view of a receiving state of the bearing assembly shown in fig. 8.

Fig. 13 is a schematic diagram of signal connection inside a projection device according to still another embodiment of the present disclosure.

Fig. 14 is a schematic diagram illustrating an electrical connection relationship between a motion sensor and a processor according to an embodiment of the present application.

Fig. 15 is a schematic diagram illustrating an electrical connection relationship between a motion sensor and a functional chip according to another embodiment of the present application.

Fig. 16 is a schematic structural diagram of a carrier provided in an embodiment of the present application.

Fig. 17 is an enlarged partial view of the carrier shown in fig. 16 in region a.

Fig. 18 is a schematic structural view of a carrier provided in another embodiment of the present application.

Fig. 19 is a schematic view of the carrier shown in fig. 18 in a clamped state.

Fig. 20 is a schematic structural diagram of a housing provided in the present application.

Fig. 21 is a schematic view of the arrangement of the first heat-conducting member and the second heat-conducting member provided in the present application.

Fig. 22 is a schematic view of the arrangement of the thermally conductive connector and the heat sink fins provided in the present application.

Fig. 23 is a schematic view of an arrangement of fans provided in the present application.

Fig. 24 is a schematic view of the arrangement of the elastic members provided in the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Referring to fig. 1 to 3, fig. 1 is a three-dimensional schematic view of a projection apparatus provided in the present application, fig. 2 is an exploded schematic view of the projection apparatus shown in fig. 1, and fig. 3 is an internal structural schematic view of a projector provided in the present application. The projection device 1 includes a carrying assembly 10 and a projector 20. The carrier assembly 10 includes a base 100, a carrier 110, and a driving motor 120. The bearing member 110 is rotatably connected to the base 100, the driving motor 120 is used for driving the bearing member 110 to rotate, and the projector 20 is detachably connected to the bearing member 110. The projector 20 includes a housing 210, a micro optical engine 220, a microphone 230, and a processor 200. The housing 210 has a light-transmitting portion 211 and a sound hole portion 215, and the micro optical device 220 and the microphone 230 are accommodated in the housing 210 and are respectively disposed corresponding to the light-transmitting portion 211 and the sound hole portion 215. The microphone 230 is configured to receive a voice signal and convert the voice signal into an audio signal, and when the audio signal matches a first preset instruction, the processor 200 generates a first control signal, where the first control signal is configured to control the driving motor 120 to move so as to drive the bearing member 110 to move relative to the base 100.

In this embodiment, the microphone 230 in the projector 20 can receive a voice signal of a user, and when the content of the voice signal relates to a requirement for adjusting the position of the projector 20, the processor 200 generates a corresponding signal to control the driving motor 120 to rotate, thereby adjusting the position of the projector 20.

Referring to fig. 4, fig. 4 is a schematic diagram of a signal connection relationship inside a projection apparatus according to an embodiment of the present disclosure. Optionally, the projector 20 further includes a memory 260, and the memory 260 is used for storing preset instructions and the like. The processor 200 is electrically connected to the driving motor 120, the microphone 230, and the memory 260, respectively, when the microphone 230 receives a voice signal (for example, rotates 10 degrees to the left, etc.), the microphone 230 converts the voice signal into an audio electric signal, and transmits the audio electric signal to the processor 200, the processor 200 matches the received audio electric signal with a preset instruction in the memory 260, and when the audio electric signal is successfully matched with the first preset instruction (for example, adjusts a projection position instruction of the projector 20, etc.), the processor 200 generates a corresponding first control signal, and the first control signal controls the driving motor 120 to rotate by a corresponding angle.

Referring to fig. 5, fig. 5 is a schematic diagram of a signal connection relationship inside a projection apparatus according to another embodiment of the present disclosure. Optionally, projector 20 further includes a battery 70. After the projector 20 is detached from the carrying assembly 10, the battery 70 in the projector 20 supplies power to the micro optical engine 220 and the processor 200, so that the projector 20 can be used independently from the carrying assembly 10, and not only can be placed in a fixed position for projection, thereby increasing the application scenes of the projector 20. Optionally, the projector 20 further includes a monitoring module 60 and a display lamp 50, the monitoring module 60 may monitor the electric quantity of the battery 70, when the electric quantity of the battery 70 is lower than a preset threshold, the monitoring module 60 feeds back the electric quantity information to the processor 200, and then the processor 200 turns on the display lamp 50, so as to facilitate to intuitively remind the user that the projector 20 is in a low electric quantity state.

The application provides a 1 accessible voice signal of projection equipment controls the projecting apparatus 20 rotation of bearing on carrier assembly 10, and then projects the picture in the appointed area, and operation process intelligence is convenient, has also avoided simultaneously causing unnecessary colliding with to projecting apparatus 20 in the adjustment process.

Referring to fig. 3, fig. 3 is a schematic view of an internal structure of a projector according to the present application. When the audio electrical signal matches a second preset instruction, the processor 200 generates a second control signal, and the second control signal is used to control the projector 20 to project a corresponding picture.

In this embodiment, the projector 20 may have a wireless communication function, the wireless communication function includes but is not limited to a WiFi wireless communication function, and the user may control the projector 20 to obtain the corresponding resource through the wireless communication function through the voice signal, and then project the corresponding picture. It is understood that in other embodiments, the projector 20 may also have wired communication functionality, such as accessing a network through a network cable. It is understood that the projected picture can be video or image, but is not limited to these two types. The projector 20 in this embodiment can acquire corresponding resources and project corresponding pictures through the voice signal sent by the user, so that the operation is more convenient and faster, and the user experience is improved.

Referring to fig. 6, fig. 6 is a schematic diagram illustrating a signal connection relationship inside a projection apparatus according to another embodiment of the present disclosure. Optionally, the projector 20 further includes a speaker 280, the processor 200 is electrically connected to the micro optical engine 220, the microphone 230, and the speaker 280, respectively, and the processor 200 may be in communication connection with an external data source 2 (for example, a mobile phone, a server, and the like), and the processor 200 stores a preset instruction and the like. When the microphone 230 receives a voice signal (for example, playing a rehearsal of the three countries, etc.), the microphone 230 converts the voice signal into an audio electric signal, and transmits the audio electric signal to the processor 200, the processor 200 matches the received audio electric signal with a preset instruction, when the audio electric signal is successfully matched with a second preset instruction (for example, an instruction for acquiring an external data resource, etc.), the processor 200 executes the acquisition of a related external data resource through the second preset instruction, processes the acquired external data resource into a corresponding second control signal (for example, a video signal, an image signal, a sound signal, etc.), and finally, the micro optical machine 220 projects a corresponding picture through the second control signal and/or the speaker 280 generates a corresponding sound through the second control signal.

Referring to fig. 7, fig. 7 is a schematic diagram of a signal connection relationship inside a projection apparatus according to another embodiment of the present disclosure. Optionally, the projector 20 further includes a speaker 280, a memory 260, and a network communication module 270. The processor 200 is electrically connected to the micro optical engine 220, the microphone 230, the speaker 280, the memory 260, and the network communication module 270, the network communication module 270 is in communication connection with an external data source 2 (e.g., a mobile phone, a server, etc.), and the memory 260 is used for storing preset instructions, etc. When the microphone 230 receives a voice signal (for example, playing a rehearsal of the three countries, etc.), the microphone 230 converts the voice signal into an audio electric signal, and transmits the audio electric signal to the processor 200, the processor 200 matches the received audio electric signal with a preset instruction in the memory 260, when the audio electric signal is successfully matched with a second preset instruction (for example, an instruction for acquiring an external data resource, etc.), the network communication module 270 executes to acquire a related external data resource according to the second preset instruction, the processor 200 processes the acquired external data resource into a corresponding second control signal (for example, a video signal, an image signal, a sound signal, etc.), and finally, the micro optical machine 220 projects a corresponding picture through the second control signal and/or the speaker 280 generates a corresponding sound through the second control signal.

Referring to fig. 8 to 11, fig. 8 is an exploded view of a carrier assembly provided in the application, fig. 9 is a schematic view of a rotation state of the carrier assembly shown in fig. 8, fig. 10 is a schematic view of another rotation state of the carrier assembly shown in fig. 8, and fig. 11 is a schematic view of still another rotation state of the carrier assembly shown in fig. 8. The bearing member 110 includes a first bearing portion 111 and a second bearing portion 112. The second bearing portion 112 is rotatably connected to the first bearing portion 111, and the second bearing portion 112 is used for bearing the projector 20. The driving motor 120 includes a first motor 121 and a second motor 122. The first motor 121 is configured to drive the first bearing portion 111 to rotate, and the second motor 122 is configured to drive the second bearing portion 112 to rotate. The rotation direction of the second bearing part 112 is different from the rotation direction of the first bearing part 111.

In the present embodiment, the carrier 110 further includes a first carrier portion 111 and a second carrier portion 112. The second bearing part 112 is connected to the first bearing part 111, the first motor 121 drives the first bearing part 111 to rotate relative to the base 100, the second motor 122 drives the second bearing part 112 to rotate relative to the first bearing part 111, the rotation direction of the second bearing part 112 is different from that of the first bearing part 111, and the projector 20 is placed on the second bearing part 112, so that the projector 20 can rotate in two different directions, and a picture can be projected to a designated area more easily.

Referring to fig. 12 to 13 with reference to fig. 3, fig. 12 is a schematic view illustrating a receiving state of the carrying assembly shown in fig. 8, and fig. 13 is a schematic view illustrating a signal connection relationship inside a projection apparatus according to another embodiment of the present disclosure. Optionally, the bearing assembly 10 is provided with an accommodating space 118, the accommodating space 118 is used for accommodating the projector 20, when the projector 20 is placed in the accommodating space 118, the projector 20 is electrically connected to the bearing assembly 10, the processor 200 in the projector 20 generates a third control signal, and the third control signal controls the first motor 121 and the second motor 122 to rotate by a corresponding angle, so that the bearing assembly 10 enters an accommodating state, thereby facilitating carrying by a user.

Referring to fig. 14 to 15 in combination with fig. 8, fig. 14 is a schematic diagram of an electrical connection relationship between a motion sensor and a processor provided in an embodiment of the present application, and fig. 15 is a schematic diagram of an electrical connection relationship between a motion sensor and a functional chip provided in another embodiment of the present application. The projection device 1 further comprises a motion sensor 30. The motion sensor 30 is configured to obtain shake information of the projector 20, and the processor 200 controls the driving motor 120 to drive the bearing element 110 to rotate according to the shake information.

It can be understood that when we use the projection apparatus 1, the projection apparatus 1 will be placed on other carrying carriers (such as a table and a stool), and in some situations, the carrying carrier carrying the projection apparatus 1 will shake with shaking from the outside, for example, when people take a train, a car, a motor car, etc., at this time, the shaking of the carrying carrier will cause the picture projected by the projector 20 to shake, so that the user cannot view the projected picture well.

In this embodiment, the projection apparatus 1 further includes a motion sensor 30, when the projector 20 placed on the carrier 110 shakes, the motion sensor 30 can obtain shaking information of the projector 20, and the processor 200 controls the driving motor 120 to rotate the carrier 110 according to the shaking information to correct the shaking state of the projector 20, so as to completely solve or greatly solve the above-mentioned picture shaking problem, and from another perspective, the anti-shaking function also expands the application scenarios of the projection apparatus 1, and is not limited to be used only in fixed places (such as classrooms, offices, and the like). It is understood that the motion sensor 30 may be, but is not limited to, a gyroscope, and the motion sensor 30 may be disposed in the projector 20 or in the carrier assembly 10.

Optionally, the motion sensor 30 is disposed in the carrying assembly 10, when the projector 20 is placed in the carrying assembly 10, the processor 200 in the projector 20 is electrically connected to the motion sensor 30 in the carrying assembly 10, the motion sensor 30 transmits the acquired shake information to the processor 200, and the processor 200 calculates a shake correction value according to the shake information, and further controls the driving motor 120 to rotate by a corresponding angle, so as to correct the shake state of the projector 20. By providing the motion sensor 30 in the carrier assembly 10, space for the projector 20 may be saved.

Optionally, the carrier assembly 10 further comprises a functional chip 40. The functional chip 40 and the motion sensor 30 are provided in the carrier assembly 10, the functional chip 40 being electrically connected with the motion sensor 30. The motion sensor 30 transmits the acquired dithering information to the function chip 40, and the function chip 40 calculates a dithering correction value according to the dithering information, and then controls the driving motor 120 to rotate by a corresponding angle, so as to correct the dithering state of the projector 20. By arranging the functional chip 40 and the motion sensor 30 in the bearing assembly 10, the functional chip 40 and the motion sensor 30 can be ensured to be electrically connected at any moment, so that the anti-shake control is more sensitive.

Referring to fig. 16 to 17, fig. 16 is a schematic structural diagram of a carrier according to an embodiment of the present application, and fig. 17 is a partially enlarged schematic view of the carrier shown in fig. 16 in a region a. The carrier 110 is provided with an accommodating space 117. The shape of the accommodating space 117 matches the outer peripheral shape of the projector 20. The accommodating space 117 is used for accommodating the projector 20.

It can be understood that when the projector 20 is placed on the carrier 110, if the projector 20 slides relative to the joint or falls off the joint, the projected image is shaken slightly, and the projector 20 is damaged seriously. In the present embodiment, the carrier 110 is provided with an accommodating space 117 matching with the shape of the outer periphery of the projector 20, so that the projector 20 can be placed on the carrier 110.

In one embodiment, an accommodating space 117 is formed on one side of the carrier 110, the magnetic member 113 is disposed around the accommodating space 117, the projector 20 has a metal portion 114 that can be attracted by the magnetic member 113, and when the projector 20 is carried by the carrier 110, the metal portion 114 is disposed corresponding to the magnetic member 113.

Please further refer to fig. 18 to 19, in which fig. 18 is a schematic structural diagram of a carrier provided in another embodiment of the present application, and fig. 19 is a schematic diagram of the carrier shown in fig. 18 in a clamped state. In another embodiment, the carrier 110 further includes a sliding block 115 and a fixing portion 116, the sliding block 115 is slidable relative to the fixing portion 116, and the sides of the sliding block 115 opposite to the fixing portion 116 are respectively provided with an accommodating space 117, and the accommodating space 117 is matched with the outer periphery of the projector 20. The specific operation mode is as follows: when the projector 20 needs to be placed, the sliding block 115 is manually moved to a side away from the accommodating space 117, after the projector 20 is placed in the accommodating space 117, the sliding block 115 is released, and the sliding block 115 automatically returns to the non-sliding position under the action of the restoring force, so as to fix the projector 20.

Referring to fig. 20, fig. 20 is a schematic structural diagram of a housing provided in the present application. The housing 210 is provided with a first ventilation opening 212 and a second ventilation opening 213. The first ventilation opening 212 is located on the periphery of the housing 210 near the micro optical engine 220. The second ventilation opening 213 is located on a side of the housing 210 away from the micro optical engine 220.

It is understood that when the projector 20 projects a picture, the micro optical engine 220 and the processor 200 will generate a large amount of heat, and when the projector 20 is under a long-term condition, if the heat generated by the micro optical engine 220 and the processor 200 cannot be guided out of the projector 20 in time, the temperature inside the projector 20 will become higher and higher, which will eventually cause the damage of each electronic device.

In this embodiment, the first ventilation opening 212 and the second ventilation opening 213 are disposed to circulate the air inside the housing 210 and the outside air to take away a part of the heat inside the projector 20, thereby improving the service life of the projector 20 to a certain extent.

Referring to fig. 21, fig. 21 is a schematic view illustrating an arrangement of a first heat-conducting member and a second heat-conducting member according to the present application. The projector 20 also includes a heat sink assembly 250. The heat sink assembly 250 is used for dissipating heat of the projector 20. The heat dissipation assembly 250 includes a first heat conduction member 251 and a second heat conduction member 252. The first heat-conducting member 251 is disposed on the surface of the micro optical machine 220, and the second heat-conducting member 252 is disposed on the surface of the processor 200.

In this embodiment, the first heat conducting member 251 and the second heat conducting member 252 can respectively absorb heat generated by the micro optical engine 220 and the processor 200, thereby increasing the service life of the projector 20 to a certain extent. It is understood that the first thermal conductive member 251 and the second thermal conductive member 252 may be made of copper or aluminum, but not limited to the copper and the aluminum.

Referring to fig. 22, fig. 22 is a schematic view illustrating an arrangement of the heat conductive connecting member and the heat dissipating fins according to the present disclosure. The heat sink assembly 250 further includes a heat conductive connector 253 and heat sink fins 254. The heat dissipation fins 254 are disposed on a side of the housing 210 near the second ventilation opening 213. The heat dissipation fins 254 are respectively connected to the first heat conduction member 251 and the second heat conduction member 252 through heat conduction connectors 253.

In this embodiment, the heat dissipation assembly 250 further includes a heat conductive connector 253 and a heat dissipation fin 254, the first heat conductive member 251 and the second heat conductive member 252 are connected to the heat dissipation fin 254 through the heat conductive connector 253, the first heat conductive member 251 and the second heat conductive member 252 can be conducted to the heat dissipation fin 254, heat of the first heat conductive member 251 and the second heat conductive member 252 is further shared, and meanwhile, the heat dissipation fin 254 is disposed on a side of the housing 210 close to the second ventilation opening 213, which is beneficial for taking heat on the heat dissipation fin 254 out of the projector 20, thereby further improving the service life of the projector 20.

Referring to fig. 23, fig. 23 is a schematic view of an arrangement form of a fan provided in the present application. The heat dissipation assembly 250 further includes a fan 255, and the fan 255 is disposed on a side of the housing 210 close to the second ventilation opening 213.

In this embodiment, fan 255 has been add inside projector 20, the natural convection heat transfer form between the inside heat production electron device of projector 20 and the air is converted into the forced convection heat transfer form to the fan 255 that sets up, the ability of heat transfer has been increased, and simultaneously, set up fan 255 in the one side that casing 210 is close to second ventilation opening 213, be favorable to accelerating projector 20's inside air and outside air's circulation speed, thereby can be better carry over the inside heat with projector 20 to the external environment in.

Referring to fig. 24, fig. 24 is a schematic view of an arrangement form of the elastic member provided in the present application. The projector 20 further includes an elastic member 290, and the elastic member 290 covers the micro optical engine 220.

It can be understood that the micro-optical engine 220 is the most important part of the projector 20, and if the micro-optical engine 220 is damaged, the projector 20 cannot normally project the image. In this embodiment, the surface of the micro optical engine 220 is covered with the elastic member 290, and the elastic member 290 has an elastic deformation capability, so that the micro optical engine 220 can be protected to a great extent from being damaged by an external force. For example, when the projector 20 is pressed, the external force is applied to the projector 20, the force is transmitted to the elastic member 290, and the elastic member 290 deforms, so as to absorb most of the force, so that the micro optical engine 220 is not deformed or damaged by the pressing.

The principle and the implementation of the present application are explained herein by applying specific examples, and the above description of the embodiments is only used to help understand the core idea of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims (10)

1. A projection device is characterized in that the projection device comprises a bearing component and a projector, the bearing component comprises a base, a bearing part and a driving motor, the bearing part is rotationally connected with the base, the driving motor is used for driving the bearing piece to rotate, the projector is detachably connected with the bearing piece, the projector comprises a shell, a micro optical machine, a microphone and a processor, wherein the shell is provided with a light transmission part, the micro optical machine is accommodated in the shell, and is arranged corresponding to the light-transmitting part, the microphone is used for receiving voice signals and converting the voice signals into audio electric signals, when the audio electric signal is matched with a first preset instruction, the processor generates a first control signal, the first control signal is used for controlling the driving motor to move so as to drive the bearing piece to move relative to the base.

2. The projection device of claim 1, wherein the processor generates a second control signal for controlling the projector to project a corresponding picture when the audio electrical signal matches a second preset instruction.

3. The projection apparatus according to claim 1, wherein the bearing member includes a first bearing portion and a second bearing portion, the second bearing portion is rotatably connected to the first bearing portion, the second bearing portion is configured to bear the projector, the driving motor includes a first motor and a second motor, the first motor is configured to drive the first bearing portion to rotate, the second motor is configured to drive the second bearing portion to rotate, and a rotation direction of the second bearing portion is different from a rotation direction of the first bearing portion.

4. The projection device of claim 3, wherein the projection device further comprises a motion sensor for acquiring jitter information of the projector, and the processor controls the driving motor to rotate the bearing member according to the jitter information.

5. The projection apparatus according to claim 1, wherein the carrier is provided with an accommodation space having a shape matching an outer peripheral shape of the projector, the accommodation space being for accommodating the projector.

6. The projection apparatus as claimed in claim 1, wherein the housing has a first ventilation opening and a second ventilation opening, the first ventilation opening is located on a peripheral side of the housing close to the micro optical engine, and the second ventilation opening is located on a side of the housing away from the micro optical engine.

7. The projection device of claim 6, wherein the projector further comprises a heat dissipation assembly configured to dissipate heat from the projector, the heat dissipation assembly comprising a first thermal conductive member disposed on a surface of the micro optical engine and a second thermal conductive member disposed on a surface of the processor.

8. The projection device of claim 7, wherein the heat dissipation assembly further comprises a heat conductive connector and a heat dissipation fin, the heat dissipation fin is disposed on a side of the housing near the second ventilation opening, and the heat dissipation fin is connected to the first heat conductive member and the second heat conductive member through the heat conductive connector, respectively.

9. The projection device of claim 8, wherein the heat dissipation assembly further comprises a fan disposed on a side of the housing proximate to the second air vent.

10. The projection device of claim 1, wherein the projector further comprises an elastic member, the elastic member covering the micro-optical engine.

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