CN218237417U - Classroom lamp - Google Patents

Abstract

The application is suitable for the technical field of teaching appliances, and particularly relates to a classroom lamp which comprises a lamp body and an inner lamp module, wherein the lamp body comprises a shell, a light source component and a driving component; the lamp inner module is arranged in the shell and comprises a module shell, a sound amplifying assembly, a light guide cover, a sensor and a controller; the module shell is arranged in the shell; the sound amplifying assembly is arranged in the module shell, the sound production end of the sound amplifying assembly faces the outside of the shell, and a vibration isolating sheet is extruded between the sound amplifying assembly and the module shell; the light guide cover is arranged on the module shell, and vibration isolation sheets are arranged between the light guide cover and the module shell; the sensor is arranged on the light guide cover and used for receiving light; the controller is electrically connected with the sensor and is used for controlling the light source component. Aim at solving the easy lamp body resonance that produces of public address equipment fixing on the lamp body that exists among the prior art, influence the sound effect, when installation sensor on the lamp body under this condition, influence the technical problem of sensor's use.

Description

Classroom lamp

Technical Field

The application relates to the technical field of teaching appliances, in particular to a classroom lamp.

Background

In the current school teaching activity, the teacher gives a lecture and imparts knowledge to students in a whole class, and most of the students carry sound amplifying devices such as the bee on their back to amplify the sound, or the conditional school meeting equips the classroom with a traditional wall-mounted loudspeaker box, and the teacher carries the microphone by hand or hangs the microphone to amplify the sound. Although a certain effect can be achieved, the sound amplification methods have certain disadvantages: the public address equipment is only limited to one (teacher on back) or a plurality of (the wall is respectively 1 about the wall behind the general podium in middle and primary schools classroom, respectively 2 on the wall about the general classroom of university, for making the student furthest apart from public address equipment can hear clearly, can only turn up the volume, this sound that can make the student that is close apart from public address equipment listen is too big again, the eardrum can not receive, uncomfortable, if turn down the volume, that student furthest apart from public address equipment listens not clearly clear, can not reach the purpose of public address, so these public address ways can not bring the fine experience of mr and student.

For solving above teaching puzzlement, the mode of installing the megaphone on the classroom lamp has appeared among the prior art, arrange evenly because of the classroom lamp, so can make the megaphone arrange evenly, but this kind of form can produce resonant phenomenon with the lamp body when the megaphone sends sound, cause sound impure, mixed and disorderly, influence the teaching quality to when installation sensing equipment in the lamp, because the lamp body shakes, also make the sensor shake, influence the result of use of sensor.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a classroom lamp, aim at solving exist among the prior art easily the lamp body produces resonance when public address equipment installs on the lamp body, influences out the sound effect, when installation sensor on the lamp body under this condition, influences the technical problem of the use of sensor.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the classroom lamp comprises a lamp body and an inner lamp module, wherein the lamp body comprises a shell, a light source component arranged in the shell and a driving component arranged on the shell;

the lamp internal module is arranged in the shell, and the lamp internal module comprises:

the module shell is arranged in the shell;

the sound amplifying component is arranged in the module shell and is used for connecting sound input equipment outside the shell, the sound production end of the sound amplifying component faces the outside of the shell, and a vibration isolating sheet is extruded between the sound amplifying component and the module shell so that the sound amplifying component and the module shell are relatively fixed;

the light guide cover is arranged on the module shell, and a vibration isolation sheet is arranged between the light guide cover and the module shell;

the sensor is arranged on the light guide cover and used for receiving the light rays outside the shell and converged by the light guide cover; and

a controller electrically connected to the sensor, the controller for controlling the light source assembly.

In one embodiment, the casing includes the frame, connect the back shroud in frame one side and connect the grid at the frame opposite side, the grid is used for the light-emitting, the grid has the breach, the module shell is inserted in breach department, the module shell is located be equipped with out the sound hole on the outer skin of one side of breach department, on the module shell with the outer skin is relative in the opposite side inner skin with the back shroud links to each other, the sound production end of public address subassembly is just right to go out the sound hole.

In one embodiment, the sound amplifying assembly comprises a sound box, the vibration isolation sheet is arranged between the sound box and the outer shell plate, and the vibration isolation sheet is arranged between the sound box and the inner shell plate.

In one embodiment, a side baffle is further arranged in the module shell, the side baffle is fixedly connected with the outer shell plate and/or the inner shell plate, and the vibration isolation sheet is also arranged between the sound box and the side baffle.

In one embodiment, the vibration isolation sheet is made of a polyethylene foam board or a heat-conducting adhesive with glass fibers.

In one embodiment, a PCB is further disposed in the module housing, the controller is disposed on the PCB, and the controller is electrically connected to the driving assembly to control the on/off of the light source assembly and the intensity of illumination.

In one embodiment, a stepped hole is formed in the outer shell plate, one end of the light guide cover is inserted into the stepped hole, a light transmission sheet is further installed at the stepped hole, the vibration isolation sheet is arranged between the light guide cover and the light transmission sheet, the sensor and the stepped hole are arranged in an aligned mode, the other end of the light guide cover abuts against the PCB, and the sensor is a photosensitive sensor.

In one embodiment, a through hole is further formed in the outer shell plate, an infrared sensor and/or a sound sensor electrically connected with the controller is further arranged on the PCB, and the infrared sensor and/or the sound sensor are exposed from the through hole.

In one embodiment, the back cover is further provided with a wireless audio receiving host, the wireless audio receiving host is electrically connected with the sound amplifying assembly, the light source assembly comprises a plurality of lamp beads, and the lamp beads are arranged on the inner side surface of the back cover.

In one embodiment, the module shell comprises an inner shell and an outer shell, the inner shell comprises an inner shell plate, the outer shell comprises an outer shell plate, the outer shell is inserted into the gap, a limiting plate abutting against the inner side surface of the grating is arranged on the outer shell, the inner shell is sleeved on the outer shell, the insertion end of the inner shell abuts against the limiting plate, the sound box comprises a loudspeaker, a step frame for fixing the loudspeaker and an outer frame for connecting the step frame, the vibration isolation sheet is arranged between the step frame and the outer shell plate, and the vibration isolation sheet is arranged between the outer frame and the inner shell plate.

The utility model provides a classroom lamp's beneficial effect lies in, this classroom lamp is in order to solve the problem that teaching sound can evenly distributed in the classroom, the means of installing the public address subassembly in the lamp body has been taken, make teaching sound can be even transmit each corner in classroom, and in order to solve the technical problem that easily produce resonance between lamp body and the public address subassembly, the module in the lamp that has the module shell has been installed in the lamp body, wherein fixed connection between the casing of module shell and lamp body, the public address subassembly then sets up in the module shell, make between public address subassembly and the lamp body keep apart completely, and the mounting means of public address subassembly in the module shell does, install through the form of extrusion vibration isolation piece between public address subassembly and the module shell, make the public address subassembly when vibration sound production, because the existence of vibration isolation piece, the lamp body can not produce resonance with the public address subassembly, and install the leaded light cover that is used for assembling light to the sensor on the module shell, the sensor is installed on the leaded light cover, leaded light cover is installed on the module shell, and also be equipped with the vibration isolation piece between the module shell, the vibration of public address subassembly can not transmit to the sensor on the sensor yet, the normal work of sensor has been guaranteed.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a classroom lamp provided in an embodiment of the present application;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at C in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is a schematic top view of a classroom lamp according to an embodiment of the present disclosure;

fig. 6 is a schematic bottom view of a classroom lamp according to an embodiment of the present application.

In the figure, 1, a light source assembly; 2. a drive assembly; 3. a module case; 4. a vibration isolation sheet; 5. a light guide cover; 6. a photosensitive sensor; 7. a frame; 8. a grid; 9. a back cover; 10. an outer shell plate; 11. an inner skin; 12. a sound outlet hole; 13. a sound box; 14. a side dam; 15. a PCB board; 16. a stepped hole; 17. a light transmitting sheet; 18. an infrared sensor; 19. a sound sensor; 20. a wireless audio receiving host; 21. an inner shell; 22. a housing; 23. a limiting plate; 24. a speaker; 25. a ladder frame; 26. and (4) an outer frame.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present application, it is to be understood that the terms "center," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used merely for convenience in describing the present application and to simplify the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-6, the present application provides an embodiment of a classroom lamp, in which the classroom lamp includes a lamp body and an inner lamp module, wherein the lamp body is a normal light-emitting lamp and includes a housing, a light source assembly 1 and a driving assembly 2, the light source assembly 1 is installed in the housing, and the driving assembly 2 is installed outside the housing.

In order to install the public address subassembly in the lamp body, this embodiment has set up module in the lamp, the module then includes module shell 3 in the lamp, module shell 3 sets up in the casing, and the public address subassembly is then located in module shell 3, the public address subassembly is used for the public address, the public address subassembly can with outside the casing, also be exactly the sound input equipment outside the lamp body is connected, so that the public address subassembly can amplify sound and send, sound input equipment has can be the microphone, the microphone belongs to sound input equipment, its teaching sound that can input the teacher, teaching sound transmits behind the public address subassembly, the public address subassembly then amplifies sound and sends.

Meanwhile, in order to avoid the vibration of the sound amplifying component from being transmitted to the lamp body, the module shell 3 is arranged to separate the lamp body from the sound amplifying component, a vibration isolation sheet 4 capable of avoiding vibration transmission is further arranged between the sound amplifying component and the module shell 3, and the vibration isolation sheet 4 is arranged between the sound amplifying component and the inner wall of the module shell 3 in an extruding mode to enable the sound amplifying component and the module shell 3 to be relatively fixed, so that the sound production resonance between the lamp body and the sound amplifying component can be effectively prevented, and the generation of noise is avoided. And the sound-emitting end of the sound amplification component faces the outside of the shell, so that sound can be favorably transmitted in a classroom.

Meanwhile, the lamp inner module also comprises a light guide cover 5, a sensor and a controller; specifically, the module is equivalent to an intelligent module in the lamp, it can set up the sensor except that set up the public address subassembly, the sensor in this embodiment can be photosensitive sensor 6, a light intensity for sensing in the classroom, the light in the classroom that is exactly the lamp body outside the casing can arrive the sensor after 5 aggregations of leaded light cover, the sensor receives light, and transmit signal gives the controller, if light is more weak, luminous intensity is strengthened to controller then steerable light source subassembly 1, if light is stronger, then controller then steerable light source subassembly 1 reduces luminous intensity, extinguish light source subassembly 1 even.

Specifically, a light guide cover 5 is mounted on the module housing 3, and a vibration isolation sheet 4 is arranged between the light guide cover 5 and the module housing 3; the sensor is installed on the light guide cover 5, the sensor is used for receiving the light that the casing is outside and after the light guide cover 5 assembles. The controller is electrically connected with the sensor and is used for controlling the light source assembly 1.

Because set up vibration isolation sheet 4 between light guide cover 5 and the module shell 3, the vibration of public address subassembly can not transmit light guide cover 5 department like this, also can not transmit for the sensor, can make the sensor normally work, increases life.

It should be noted that a switch can be set, after the switch is closed, the lamp body, the controller and the sensor are all electrified and can work normally, and the public address component can be provided with an independent power supply line and a switch, and the public address component can also be required to work when the lamp body does not emit light in the daytime, so that the single switch is set to control the public address component to be electrified.

Therefore, the classroom lamp provided by the embodiment has the beneficial effects that the classroom lamp can uniformly distribute teaching sound in a classroom, a means for installing the sound amplification component in the lamp body is adopted, the teaching sound can be uniformly transmitted to all corners of the classroom, and the technical problem of resonance between the lamp body and the sound amplification component is solved, an inner lamp module with a module shell 3 is installed in the lamp body, wherein the module shell 3 is fixedly connected with the shell of the lamp body, the sound amplification component is arranged in the module shell 3, the sound amplification component is completely isolated from the lamp body, the sound amplification component is installed in the module shell 3 in a mode of extruding the vibration isolation sheet 4 between the sound amplification component and the module shell 3, the sound amplification component is in vibration sounding, the lamp body cannot resonate with the sound amplification component due to the vibration isolation sheet 4, the light guide cover 5 for converging light rays to a sensor is installed on the module shell 3, the light guide cover 5 is installed on the module shell 3, the vibration isolation sheet 4 is also arranged between the module shell 3, and the sensor can not normally transmit the vibration component to the sensor, and the sensor can not normally work.

As shown in fig. 1, 2, 3, 5 and 6, in one embodiment, the housing includes a frame 7, a back cover 9 connected to one side of the frame 7, and a grid 8 connected to the other side of the frame 7, where the grid 8 is used for emitting light, the grid 8 has a notch, the module housing 3 is inserted into the notch, the module housing 3 is located on an outer shell 10 at one side of the notch, and is provided with a sound emitting hole 12, an inner shell 11 at the other side of the module housing 3 opposite to the outer shell 10 is connected to the back cover 9, and a sound emitting end of the sound amplifying assembly is aligned with the sound emitting hole 12.

As shown in fig. 2 and fig. 3, specifically, the module housing 3 is disposed inside the housing, and the sound amplifying assembly needs to generate sound to the outside of the housing, so the notch is disposed at the grid 8 for emitting light, the grid 8 for emitting light is disposed on the lower surface of the housing, the module housing 3 is inserted into the notch, and the housing plate 10 located at the notch is provided with the sound emitting hole 12, so that the sound emitting end of the sound amplifying assembly can align with the sound emitting hole 12 to emit sound to the outside. This embodiment provides the sound production mode of public address subassembly and the form that sets up of module shell 3, simple structure, and the effect is better.

As shown in fig. 2 and fig. 3, the sound amplifying assembly may be a sound box 13, and the specific implementation form of the vibration isolating sheet 4 disposed between the sound amplifying assembly and the module housing 3 may be that the vibration isolating sheet 4 is disposed between the sound box 13 and the outer housing plate 10, and the vibration isolating sheet 4 is disposed between the sound box 13 and the inner housing plate 11.

Specifically, a large vibration isolation sheet 4 may be disposed between the inner casing plate 11 and the sound box 13, and two small vibration isolation sheets 4 may be disposed between the outer casing plate 10 and the sound box 13, and since the sound outlet end of the sound box 13 faces the outer casing plate 10, the small vibration isolation sheets 4 are disposed on two sides of the sound outlet end.

This embodiment provides the form of setting up of vibration isolation piece 4 for both sides all are provided with vibration isolation piece 4, make like this can be better relatively fixed between audio amplifier 13 and the module shell 3, make audio amplifier 13's fixed effect better, and have fine vibration isolation effect, make on audio amplifier 13's vibration can not transmit module shell 3, can not transmit the lamp body even more.

As shown in fig. 2 and fig. 3, in order to enhance the vibration isolation and fixing effect, the present embodiment further provides a side baffle 14 disposed in the module housing 3, the side baffle 14 may be fixedly connected to the outer shell 10 and/or the inner shell 11, and the vibration isolation sheet 4 is also disposed between the sound box 13 and the side baffle 14.

In this way, the vibration isolation sheet 4 is arranged on the side part of the sound box 13, so that the vibration isolation sheet 4 is arranged in the upper direction and the lower direction, and the vibration isolation sheet 4 is also arranged on the side part, thereby strengthening the fixing effect and the vibration isolation effect.

In one embodiment, the vibration isolation sheet 4 is made of a polyethylene foam board or a thermal conductive adhesive sheet with glass fibers.

The polyethylene foam board or the heat-conducting adhesive bonding film with the glass fibers has good flexibility, can greatly absorb vibration, has good vibration isolation effect, has low material cost and is suitable for use.

As shown in fig. 2, the module in the lamp is further provided with a PCB 15 for mounting a controller, specifically, the module housing 3 is further provided with the PCB 15, the controller is disposed on the PCB 15, that is, the controller is disposed on a circuit of the PCB 15, and the controller is further electrically connected to the driving assembly 2 through the circuit to control the opening and closing of the light source assembly 1 and the intensity of illumination. Since the light emission condition of the light source assembly 1 is dependent on the driving assembly 2, the controller is electrically connected to the driving assembly 2 so that the light emission condition of the light source assembly 1 can be controlled. In addition, the sensor is also electrically connected to the controller on the PCB 15 for sending signals to the controller.

As shown in fig. 4, the light guide cover 5 and the module housing 3 are installed in such a manner that a stepped hole 16 is formed in the outer housing plate 10, one end of the light guide cover 5 is inserted into the stepped hole 16, the light guide cover 5 is installed in the stepped hole 16 in an insertion manner, light outside the housing can enter the light guide cover 5 through the stepped hole 16, a light transmissive sheet 17 is further installed at the stepped hole 16, the light transmissive sheet 17 can prevent dust and the like from entering, and ensure normal operation of the sensor, the vibration isolation sheet 4 is arranged between the light guide cover 5 and the light transmissive sheet 17, specifically, the light transmissive sheet 17 is installed at the step of the stepped hole 16, the vibration isolation sheet 4 is installed on the light transmissive sheet 17, and then the light guide cover 5 is in contact with the vibration isolation sheet 4, so that a vibration-proof effect can be achieved, and an extension section can be provided at the inner side of the stepped hole 16 to increase the length of the stepped hole 16.

The sensor is arranged at the inner side end of the light guide cover 5 and is aligned with the stepped hole 16, in order to increase the fixing firmness of the light guide cover 5, the other end of the light guide cover 5 is abutted to the PCB 15, namely the light guide cover 5 is arranged between the vibration isolation sheet 4 and the PCB 15 and cannot fall off, the sensor is the photosensitive sensor 6 and can sense the intensity of light, and light signals are converted into electric signals and transmitted to the controller.

As shown in fig. 2 and fig. 6, further, since the in-lamp module belongs to an intelligent module, besides the loudspeaker assembly and the photosensitive sensor 6, other sensors may be disposed, for example, an infrared sensor 18 and/or a sound sensor 19 may be disposed to increase the function of intelligent control, specifically, the infrared sensor 18 and the sound sensor 19 may be disposed on the PCB 15 and electrically connected to the controller, and accordingly, through holes are disposed on the housing plate 10, so that the infrared sensor 18 and the sound sensor 19 can be exposed from the through holes, signals outside the housing can be collected and transmitted to the controller, and the controller controls the light emitting condition of the light source assembly 1 according to the signals.

Specifically, open power supply circuit, lamp body, controller and each sensor are all circular telegram, and infrared sensor 18 can detect human existence, can make controller control light source subassembly 1 increase after detecting and shine, and sound sensor 19 can detect the sound in classroom, if sound is big, then explains that the people is more, then also can make controller control light source subassembly 1 increase shine.

As shown in fig. 5, the sound amplifying assembly in this embodiment may be connected to the sound input device by a solid wire, and preferably, may be connected by a wireless signal, specifically, a wireless audio receiving host 20 is further disposed on the back cover 9, the wireless audio receiving host 20 is electrically connected to the sound amplifying assembly, the wireless audio receiving host 20 may receive a signal from the wireless audio transmitting host and transmit the signal to the sound amplifying assembly for playing sound, the wireless audio transmitting host may be electrically connected to the sound input device, for example, sound received by a microphone is transmitted to the wireless audio transmitting host, and then the wireless audio transmitting host transmits the signal to the wireless audio receiving host 20.

As shown in fig. 2, the light source assembly 1 includes a plurality of lamp beads disposed on the inner side surface of the back cover 9. The lamp pearl of light source subassembly 1 is used for emitting light to grid 8, and light throws to the classroom through grid 8.

Referring to fig. 2 and 3, in an embodiment, the module housing 3 includes an inner housing 21 and an outer housing 22, and may be assembled by inserting the inner housing 21 and the outer housing 22 into each other, the inner housing plate 11 is a part of the inner housing 21, the outer housing plate 10 is a part of the outer housing 22, the outer housing 22 is inserted into the gap, and the outer housing plate 10 is exposed from the gap, but the outer housing 22 cannot pass through the gap, so a position-limiting plate 23 is further disposed on the outer housing 22 for abutting against an inner side surface of the grille 8, such that the outer housing plate 10 is flush with an outer surface of the grille 8, the inner housing 21 is sleeved on an inner side end of the outer housing 22, and a sleeved end of the inner housing 21 abuts against the position-limiting plate 23, and another end of the inner housing 21 is connected to the back cover 9. This embodiment has set module shell 3 to split type structure, can carry out the dismouting, and the convenience is all kinds of devices of installation in module shell 3.

As shown in fig. 2 and 3, the speaker box 13 includes a speaker 24, a step frame 25 for fixing the speaker 24, and an outer frame 26 connected to the step frame 25, specifically, the speaker 24 is horn-shaped, so that the speaker 24 is adapted to be fixed to the step frame 25, and the speaker 24 is effectively fixed by the connection adapted to the speaker 24, and the outer frame 26 is further sleeved outside the step frame 25, and the outer frame 26 and the step frame 25 are connected to each other by bolts to form a whole, so that the vibration isolating plate 4 is disposed between the outer frame 26 and the inner skin 11, and the vibration isolating plate 4 is disposed between the step frame 25 and the outer skin 10. And the outer frame 26 and the side dams 14 are also provided with the vibration-damping sheets 4.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. The classroom lamp is characterized by comprising a lamp body and an inner lamp module, wherein the lamp body comprises a shell, a light source component arranged in the shell and a driving component arranged on the shell;

the lamp internal module is arranged in the shell, and the lamp internal module comprises:

the module shell is arranged in the shell;

the sound amplifying component is arranged in the module shell and is used for connecting sound input equipment outside the shell, the sound production end of the sound amplifying component faces the outside of the shell, and a vibration isolating sheet is extruded between the sound amplifying component and the module shell so that the sound amplifying component and the module shell are relatively fixed;

the light guide cover is arranged on the module shell, and a vibration isolation sheet is arranged between the light guide cover and the module shell;

the sensor is arranged on the light guide cover and used for receiving light rays outside the shell and converged by the light guide cover; and

the controller is electrically connected with the sensor and is used for controlling the light source assembly.

2. The classroom lamp as set forth in claim 1, wherein the housing includes a frame, a back cover connected to one side of the frame, and a grill connected to the other side of the frame, wherein the grill is used for emitting light, the grill has a notch, the module housing is inserted into the notch, a sound emitting hole is formed in an outer housing plate located at one side of the notch, an inner housing plate located at the other side of the module housing opposite to the outer housing plate is connected to the back cover, and a sound emitting end of the sound emitting component faces the sound emitting hole.

3. The classroom lamp as set forth in claim 2, wherein the audio amplifier assembly includes an acoustic enclosure, the vibration isolation sheet being disposed between the acoustic enclosure and the outer housing plate, the vibration isolation sheet being disposed between the acoustic enclosure and the inner housing plate.

4. A classroom lamp as claimed in claim 3, wherein a side shield is further provided in the module housing, the side shield is fixedly connected to the outer housing plate and/or the inner housing plate, and the vibration isolation sheet is further provided between the sound box and the side shield.

5. A classroom lamp as defined in any one of claims 1-4, wherein the vibration isolation sheet is made of a polyethylene foam sheet or a heat conductive adhesive sheet with glass fibers.

6. The classroom lamp as set forth in claim 2, wherein a PCB is further disposed in the module housing, the controller is disposed on the PCB, and the controller is electrically connected to the driving assembly to control the light source assembly to be turned on or off and to control the intensity of the light.

7. The classroom lamp as set forth in claim 6, wherein a stepped hole is formed in the outer housing plate, one end of the light guide cover is inserted into the stepped hole, a light transmissive plate is further installed at the stepped hole, the vibration isolation plate is disposed between the light guide cover and the light transmissive plate, the sensor is disposed in alignment with the stepped hole, the other end of the light guide cover abuts against the PCB, and the sensor is a photosensitive sensor.

8. The classroom lamp as set forth in claim 7, wherein a through hole is further formed in the outer housing plate, and an infrared sensor and/or a sound sensor electrically connected to the controller are further formed in the PCB plate, the infrared sensor and/or the sound sensor being exposed from the through hole.

9. The classroom lamp as set forth in claim 2, wherein a wireless audio receiver is further disposed on the back cover, the wireless audio receiver is electrically connected to the loudspeaker assembly, and the light source assembly comprises a plurality of light beads disposed on an inner side of the back cover.

10. The classroom lamp as set forth in claim 3, wherein the module housing comprises an inner housing and an outer housing, the inner housing comprises the inner housing plate, the outer housing comprises the outer housing plate, the outer housing is inserted into the gap, the outer housing has a position-limiting plate abutting against the inner side of the grille, the inner housing is sleeved on the outer housing, the insertion end of the inner housing abuts against the position-limiting plate, the sound box comprises a speaker, a step frame for fixing the speaker, and an outer frame for connecting the step frame, the vibration-isolating piece is arranged between the step frame and the outer housing plate, and the vibration-isolating piece is arranged between the outer frame and the inner housing plate.

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