CN114087570A

CN114087570A - Regulation formula museum exhibit multi-angle spotlight

Info

Publication number: CN114087570A
Application number: CN202111404304.0A
Authority: CN
Inventors: 陈涛; 王怡
Original assignee: Chongqing University
Current assignee: Chongqing University
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-02-25

Abstract

The invention belongs to the technical field of multi-angle light-projecting lamps, and provides an adjustable multi-angle light-projecting lamp for museum exhibits, which comprises a fixing frame and a first driving piece fixed on the fixing frame, wherein a Bluetooth receiving module and a controller which are fixed on the fixing frame are respectively arranged at two sides of the first driving piece, a rotating disc is coaxially fixed on an output shaft of the first driving piece, a rotating shaft through hole is arranged at one side of the rotating disc, which is far away from the first driving piece, the rotating shaft through hole is rotatably connected with a rotating rod, a first mobile power supply is fixed on the rotating disc, second controller and second bluetooth receiving module, dwang are fixed with the electric cylinder, and the dwang other end ball pivot is connected with shot-light and articulated position is located the shot-light middle part, and the afterbody of electric cylinder output shaft and shot-light is articulated, is provided with the annular frame on the shot-light shell, is fixed with the camera on the annular frame, and this device simple structure just follows the personage and removes, can be fine carry out the omnidirectional to the showpiece and shine.

Description

Regulation formula museum exhibit multi-angle spotlight

Technical Field

The invention belongs to the technical field of exhibit spot lamps in museums, and particularly relates to an adjustable multi-angle spot lamp in a museum.

Background

Among the prior art, for the artistic atmosphere of better baking the showpiece in the exhibition room in museum, embody the beauty and the simple or compound vowel of showpiece, the light that has different directions usually shines the showpiece, because showpiece art style is different, the use light and shade of light differs, very easily cause each angle illumination of showpiece to differ, consequently very easily influence the artistic charm of showpiece, when the visitor is when the certain interest of showpiece is strong, and certain department is in the dim light region in the exhibition room, the visitor usually experiences not well to the appreciation of showpiece.

Therefore, the exhibits of the museum can obtain the same light source from different angles, all artistic details of the exhibits can be displayed in an all-around mode, visitors can see clear and bright contents for each detail, and the visiting experience of the appreciators is improved.

Disclosure of Invention

The invention aims to provide a regulating type multi-angle spotlight for exhibits in a museum so as to realize the function of omnibearing irradiation on the exhibits.

In order to achieve the purpose, the invention adopts the following technical scheme: the Bluetooth device comprises a fixed frame and a first driving piece fixed on the fixed frame, wherein a first Bluetooth receiving module and a first controller fixed on the fixed frame are respectively arranged on two sides of the first driving piece, and a turntable is coaxially fixed on an output shaft of the first driving piece;

a rotating shaft through hole is formed in one side, away from the first driving piece, of the rotating disc, the rotating shaft through hole is connected with a rotating rod in a rotating mode, a bearing part is fixed to one end of the rotating rod and is attached to the upper surface of the rotating disc, a driven gear is fixed to the bearing part, a second driving piece is fixed to one side of the bearing part, a driving gear is coaxially fixed to an output shaft of the second driving piece and is meshed with the driven gear, and a mobile power supply, a second controller and a second Bluetooth receiving module are fixed to the other side, away from the first driving piece, of the rotating disc;

an electric control cylinder is fixed on the rotating rod, a spotlight is connected to the other end of the rotating rod in a spherical hinge mode, the hinge position is located in the middle of the spotlight, an output shaft of the electric control cylinder is hinged to the tail of the spotlight, an annular frame is arranged on a shell of the spotlight, a camera is fixed on the annular frame, and a processor, a third controller, a Bluetooth emitting module and a second mobile power supply are fixed on the rotating rod;

the first controller, the first Bluetooth receiving module and the first driving piece are electrically connected;

the first mobile power supply, the second controller and the second Bluetooth receiving module are all electrically connected;

the processor, the third controller, the Bluetooth transmitting module and the second mobile power supply are all electrically connected.

The principle and the beneficial effects of the invention are as follows: (1) in the proposal, the driving piece is utilized to drive the turntable to rotate, the turntable is in a disc shape, the turntable drives the rotating rod to rotate around the exhibits in circumferential direction, and the spot lamp on the rotating rod rotates around the exhibits in circumferential direction, therefore, the spot lamp can rotate to each direction of the exhibits, because the rotating disc drives the rotating rod to rotate, the rotating rod drives the spot lamp to rotate, the accuracy of the rotating angle of the spot lamp cannot be ensured, so in order to make the concentrated irradiation light of the spot lamp more accurate, the rotating rod driving piece drives the rotating rod to rotate, the rotating rod drives the spot lamp to rotate again, can correct the rotation angle of the light concentrated by the spotlight, so that the light concentrated by the spotlight always keeps towards the circular center of the circular motion of the spotlight without deflection, simultaneously, automatically controlled jar can control the shot-light and advance the adjustment of upper and lower position, can let showpiece all around and showpiece's upper and lower portion can both shine, better realization is to showpiece omnidirectional shining and show.

(2) In the scheme, the camera is arranged at the spot lamp and can shoot the front condition of the spot lamp and transmit information to the microcomputer, the microcomputer can judge whether a person appears and observe an exhibit, if the person appears, the microcomputer transmits an instruction to the controller, the controller controls the driving piece to rotate, the camera continuously transmits the information of the shot photos of the position of the visitor to the computer, the rotating rod driven by the rotating disk is driven by the driving piece to rotate, the spot lamp can move along with the moving track of the visitor, not only can the multi-angle irradiation be realized, but also the function of moving along with the visitor is realized, the spot lamp moves along with the moving track of the visitor, the situation that the visitor has light to irradiate in each direction of appreciating the exhibit can be ensured, when the microcomputer detects that no person exists around the exhibit, the spotlight can be controlled to be turned off, energy is saved, irradiation of light to the exhibit can be reduced, and the exhibit is protected.

(3) In this scheme, under the help of camera, not only can shoot in succession, the orbit information to the visitor is saved, and send and carry out real-time processing for microcomputer, make the shot-light follow the orbit of people and remove and rotate, because the orbit information who goes on exhibit and visitor in succession saves, also can act as a real time monitoring to important showpiece, if any unexpected condition has taken place for the showpiece, all can call out the inside data of microcomputer and look over, make the showpiece safer.

(4) In this scheme, because all adopted portable power source in carousel department and axis of rotation department, used wireless bluetooth technique to carry out the transmission of technique simultaneously, avoided carrying out the wire between each rotating member and connect the winding condition of emergence, consequently, each rotating member can reciprocate a lot of and carry out the rotation, and is more nimble.

In a preferred embodiment of the present invention, a plurality of ambient light sensors are disposed on the annular frame, and are uniformly distributed along the circumferential direction of the spotlight.

Has the advantages that: the ambient light sensor senses the ambient light intensity condition, sends information to the microcomputer, and the microcomputer controls the intensity of the spotlight, so that the light intensity can be automatically adjusted.

In a preferred embodiment of the invention, the rotating rod is provided with an air cylinder, one end of the air cylinder is hinged with the rotating rod, the other end of the air cylinder is hinged with the spotlight, an air outlet of the air cylinder is communicated with the heat dissipation frame, and the heat dissipation frame is fixed at the tail part of the spotlight.

Has the advantages that: because the spotlight shines for a long time, the afterbody of spotlight can produce a large amount of heats, utilizes the rotation of electronic jar drive spotlight afterbody, utilizes the principle of angle change, makes the cylinder can produce and save and exhaust the air, does not consume extra electric energy, plays the heat dissipation effect and has protected the spotlight to receive high temperature to roast less, extension spotlight life.

In a preferred embodiment of the invention, the heat dissipation frame is annular and has a hollow structure, and a plurality of air ports are arranged on the heat dissipation frame and are uniformly distributed along the circumferential direction of the spotlight.

Has the advantages that: when the inflator does contraction movement, the air opening can suck cold air at the tail part of the spotlight, the cold air forms primary air cooling through the tail part of the spotlight, when the inflator does extension movement, the sucked air is discharged, secondary heat dissipation is carried out on the tail part of the spotlight, and the air opening surrounded by the tail part of the spotlight can better dissipate heat.

In a preferred embodiment of the present invention, the air port of the air cylinder is communicated with the heat dissipation frame through a hose.

Has the advantages that: through the hose connection be convenient for with gas transport to the heat dissipation frame in, can not receive the resistance to the vertical rotation of shot-light yet.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a front view of a multi-angle spotlight for a show in a regulated museum in an embodiment of the present application.

Fig. 2 is a sectional view of an annular frame of a multi-angle spotlight for a regulated museum exhibit in an embodiment of the present application.

Fig. 3 is a through hole sectional view of a rotating shaft of a multi-angle spotlight for an exhibition of an adjustable museum in the embodiment of the present application.

Fig. 4 is a sectional view of a multi-angle spotlight heat dissipation frame for regulating museum exhibits in an embodiment of the present application.

Fig. 5 is a schematic circuit operation system diagram of a multi-angle spotlight for a regulated museum exhibit according to an embodiment of the present application.

Reference numerals in the drawings of the specification include: the device comprises a fixed frame 11, a first controller 12, a first Bluetooth receiving module 13, a first stepping motor 14, a rotary disc 15, a driven gear 151, a bearing part 152, a driving gear 153, a second stepping motor 154, a first mobile power supply 155, a second controller 156, a second Bluetooth receiving module 157, a rotating shaft through hole 158, a rotating rod 16, a third controller 161, a Bluetooth transmitting module 162, a second mobile power supply 163, an air cylinder 164, an air cylinder fixed frame 165, a hose 166, an electric control cylinder 167, a microcomputer 168, an air rod 169, a heat dissipation frame 17, an air opening 171, a heat dissipation frame interface 172, a spot lamp 18, a ring frame 19, a camera 191 and an ambient light sensor 192.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "vertical", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

Example 1

Basically as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, an adjustable multi-angle spotlight for a museum comprises a fixed frame 11 and a first driving member fixed on the fixed frame 11, wherein the first driving member is a first stepping motor 14, a first bluetooth receiving module 13, model nRF52832 and a first controller 12 fixed on the fixed frame 11 are respectively arranged at two sides of the first stepping motor 14, the first bluetooth receiving module 13 is electrically connected with the first controller 12, the first stepping motor 14 is electrically connected with the first controller 12, and a rotating disc 15 is coaxially fixed on an output shaft of the first stepping motor 14;

a rotating shaft through hole 158 is arranged on one side of the rotating disc 15 far away from the first driving part, a rotating rod 16 is connected in the rotating shaft through hole 158 in a rotating manner, a bearing part 152 is fixed on the upper end of the rotating rod 16 through a coaxial bolt, the bearing part 152 is positioned above the rotating disc 15, the bearing part 152 is attached to the upper surface of the rotating disc 15, a driven gear 151 is coaxially fixed on the bearing part 152, a second stepping motor 154 is fixed on one side of the bearing part 152, a driving gear 153 is coaxially fixed on an output shaft of the second stepping motor 154, the driving gear 153 is meshed with the driven gear 151, a first mobile power supply 155, a second controller 156 and a second Bluetooth receiving module 157 model nRF52832 are fixed on the other side of the rotating disc 15 far away from the driving part, the first mobile power supply 155 and the second controller 156 are fixed on the other side of the rotating disc, the second bluetooth receiving module 157 is electrically connected with the second stepping motor 154, the second controller 156 is electrically connected with the second stepping motor 154, and the second controller 156 is in signal connection with the second bluetooth receiving module 157;

an electric control cylinder 167 is fixed on the lower portion of the rotating rod 16, a spotlight 18 is connected to the lower end of the rotating rod 16 in a spherical hinge mode, an output shaft of the electric control cylinder 167 is hinged to the tail portion of the spotlight 18, an annular frame 19 is arranged on one side, far away from the electric control cylinder 167, of an outer shell of the spotlight 18, a camera 191 is fixed on the annular frame 19, a processor of which the model is 3855U, a third controller 161 and a Bluetooth emitting module 162 of which the model is nRF52832 and a second mobile power supply 163 are fixed on the rotating rod 16, the second mobile power supply 163 is electrically connected with a microcomputer 168, the Bluetooth emitting module 162, the third controller 161 and the electric control cylinder 167, the microcomputer 168 is electrically connected with the Bluetooth emitting module 162 and the third controller 161, and the third controller 161 is electrically connected with the spotlight 18 and the electric control cylinder 167.

The specific implementation process is as follows:

in the embodiment, the processor model is a microcomputer 168 of 3855U, the first bluetooth receiving module 13, the second bluetooth receiving module 157 and the bluetooth transmitting module 162 are a master-slave integrated bluetooth module with wireless serial port and model nRF52832, and a regulation type multi-angle spotlight for museums is provided, as shown in fig. 1, the fixed frame 11 can support the turntable 15, and the fixed frame 11 and the turntable 15 are rotatably matched (not shown in the figure), so that the rotation of the turntable 15 can be more stable, the fixed frame 11 is fixed above the exhibit, the camera 191 on the spotlight 18 can shoot photos in real time, one photo is shot every second, the exhibit and visitors around the exhibit are shot, and photo information is sent to the microcomputer 168, the microcomputer 168 judges whether a person exists around the exhibit based on the photo information, if a person exists, the microcomputer 168 can take photos based on the photo information, the generation has positional information, microcomputer 168 sends positional information to bluetooth emission module 162, bluetooth emission module 162 sends positional information to first bluetooth receiving module 13 and second bluetooth receiving module 157 simultaneously, first bluetooth receiving module 13 sends the positional information who receives to first controller 12, second bluetooth receiving module 157 sends received positional information to second controller 156, first controller 12 control first step motor 14 rotates, first step motor 14 drives carousel 15 and rotates, carousel 15 drives dwang 16 and does the circumferential direction around the exhibit, and then dwang 16 drives shot-light 18 and does the circumferential direction around the exhibit, shot-light 18 does the circumferential direction around the exhibit and can guarantee that shot-light 18 can both shine the different directions of exhibit, can realize the function of shining to the all-round irradiation in exhibit circumference like this.

The second controller 156 controls the second stepping motor 154 to rotate, the second stepping motor 154 drives the rotating rod 16 to rotate, the rotating rod 16 drives the spot lamp 18 to rotate, the rotating angle of the spot lamp 18 is adjusted, and the angle of the spot lamp 18 driven by the rotary disk 15 around the circumferential rotation of the exhibit can be corrected. In order to avoid blocking by people or to enable the spotlight to better irradiate the exhibit, the microcomputer 168 can also send position information to the third controller 161, the third controller 161 controls the electric control cylinder 167 to stretch, as shown in fig. 1, the angle of the spotlight 18 in the vertical direction is adjusted, the angle of the spotlight 18 in the horizontal direction and the angle of the spotlight 18 in the vertical direction can be adjusted, it can be well ensured that the concentrated light of the spotlight 18 can more accurately irradiate the exhibit, and visitors can comprehensively see all details of the exhibit in different directions.

The camera 191 continuously acquires the position information of the exhibits and the visitor, the microcomputer 168 judges the movement track of the visitor based on the position information and then sends track information to the bluetooth transmitting module 162, the bluetooth transmitting module 162 sends track signals to the first bluetooth receiving module 13 and the second bluetooth receiving module 157, the first bluetooth receiving module 13 and the second bluetooth receiving module 157 receive the signals and then respectively send the signals to the first controller 12 and the second controller 156, the first stepping motor 14 and the second stepping motor 154 respectively rotate according to the signals of the first controller 12 and the second controller 156, meanwhile, the microcomputer 168 transmits signals to the third controller 161, and the third controller 161 controls the electric control cylinder 167 to stretch and retract, as shown in fig. 1, the electric control cylinder 167 drives the spotlight 18 to adjust the angle in the up and down direction, therefore, the continuous track information can enable the movement track of the visitor to rotate, the sufficient illumination intensity of visitors at different angles of the exhibit can be well guaranteed, the visiting experience is improved, when no visitor exists, the camera 191 also takes a picture and transmits the picture information to the microcomputer 168, the microcomputer 168 judges that no person exists in the picture information, the microcomputer 168 sends a signal for reducing the illumination to the third controller 161, the third controller 161 controls the spotlight 18 to reduce the illumination of the exhibit, or in order to meet the requirements of energy conservation and emission reduction, the microcomputer 168 sends a signal for turning off the spotlight 18 to the third controller 161, and the third controller 161 controls the spotlight 18 to be turned off.

The camera 191 can continuously take pictures and send the track information of the visitor to the microcomputer 168 for real-time processing, can continuously store track information of exhibits and the visitor, can also serve as real-time monitoring of important exhibits, and can call data inside the microcomputer 168 for checking if any accident happens to the exhibits, so that the exhibits are safer.

Because all be provided with portable power source in carousel 15 and dwang 16 department, use wireless bluetooth technique to carry out signal transmission simultaneously, avoided carrying on between each rotating member wire connection and taken place winding condition, consequently, each rotating member can reciprocate a lot of and carry out the rotation, and is more nimble.

Example 2

Embodiment 2 is different from embodiment 1 in that an annular frame 19 is sleeved on the spot light 18, a plurality of ambient light sensors 192 are arranged on the annular frame 19, in this embodiment, the model of the ambient light sensors 192 is LXD/GB5-A1DPH, and as shown in fig. 2, the plurality of ambient light sensors 192 are uniformly distributed along the circumferential direction of the annular frame 19.

The specific implementation process is as follows:

as shown in fig. 2, the ambient light sensor 192 is disposed in four directions, namely, up and down, left and right, of the annular frame 19, the annular frame 19 surrounds the spot light 18, the ambient light sensor 192 can sense the light intensities of the spot light 18 in different directions more comprehensively and more accurately, information of the ambient light intensities is transmitted to the microcomputer 168, the microcomputer 168 sends a signal to the third controller 161 after processing, the third controller 161 controls the illumination intensity of the spot light 18, the illumination intensity of the spot light 18 with the ambient light intensity is adapted, it can be well ensured that a visitor is in a comfortable illumination intensity, and the experience of the visitor can be improved.

When no visitor exists but the exhibit needs to be irradiated, the ambient light sensor 192 detects ambient light, when light in a certain direction of the exhibit is weak, the ambient light sensor 192 sends information to the microcomputer 168, the microcomputer 168 sends signals for controlling the rotation of the first stepping motor 14 and the second stepping motor 154 to the bluetooth transmitting module 162, the bluetooth transmitting module 162 sends signals to the first bluetooth receiving module 13 and the second bluetooth receiving module 157, the first bluetooth receiving module 13 and the second bluetooth receiving module 157 respectively send signals to the first controller 12 and the second controller 156 to control the rotation of the first stepping motor 14 and the second stepping motor 154, and the light emitting lamp 18 is driven to be turned to the weak light direction for irradiation, so that the weak light area of the exhibit can obtain enough illumination intensity, and details of the exhibit can be displayed in an omnibearing manner.

Example 3

The difference between the embodiment 3 and the embodiment 1 is that a heat dissipation frame 17 is fixed at the tail of the spot light 18, the heat dissipation frame 17 is of an annular hollow structure, the heat dissipation frame 17 is provided with a heat dissipation frame interface 172, as shown in fig. 4, seven air ports 171 are formed in the inner side of the heat dissipation frame 17, the air ports 171 are circumferentially arranged along the tail of the spot light 18, an air cylinder fixing frame 165 is fixedly arranged at the tail of the spot light 18, the air cylinder 164 is hinged to the air cylinder fixing frame 165, the air cylinder 164 includes an air rod 169 and an air outlet, the air cylinder 164 is slidably connected to the air rod 169, the air outlet of the air cylinder 164 faces the spot light 18, the air rod 169 is hinged to the rotating rod 16, and the air outlet of the air cylinder 164 is communicated with the heat dissipation frame interface 172 through a hose 166.

The specific implementation process is as follows:

as shown in fig. 1, the electric cylinder 167 works, when the electric cylinder 167 contracts, the tail of the spot light 18 rotates upward, the air rod 169 is compressed by the extrusion action of the spot light 18, the air discharged from the air outlet of the air cylinder 164 through the air outlet of the air cylinder passes through the heat dissipation frame interface 172 and comes out from the air opening 171 to dissipate heat from the tail of the spot light 18, as shown in fig. 4, the air opening 171 is uniformly arranged on the heat dissipation frame 17, when the electric cylinder is installed at the tail of the spot light 18, the air opening 171 uniformly surrounds the tail of the spot light 18, and can dissipate heat circumferentially from the whole tail of the spot light 18; when the electric control cylinder 167 extends, the tail part of the spot light 18 rotates downwards, the air rod 169 extends under the pulling action of the spot light 18, negative pressure is generated in the air cylinder 164 to suck air, the air enters the air cylinder 164 through the air opening 171 and the heat dissipation frame interface 172, the air near the air opening 171 flows in the air suction process of the air cylinder 164 to dissipate heat of the tail part of the spot light 18 again, and therefore when the spot light 18 adjusts the upper and lower angles, the air flows generated by the rotation of the spot light 18 per se can dissipate heat of the tail part of the spot light 18, extra electric energy is not consumed, and a certain heat dissipation effect is achieved.

The air outlet of the air cylinder 164 is communicated with the heat dissipation frame interface 172 through the hose 166, so that air can be conveyed into the heat dissipation frame conveniently, and resistance on vertical rotation of the spotlight can be avoided.

In the description herein, reference to the description of the terms "preferred embodiment," "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An adjustable multi-angle spotlight for museum exhibits is characterized by comprising a fixing frame and a first driving piece fixed on the fixing frame, wherein a first Bluetooth receiving module and a first controller fixed on the fixing frame are respectively arranged on two sides of the first driving piece, and a rotating disc is coaxially fixed on an output shaft of the first driving piece;

a rotating shaft through hole is formed in one side, away from the first driving piece, of the rotating disc, a rotating rod is connected with the rotating shaft through hole in a rotating mode, a bearing part is fixed to one end of the rotating rod, the bearing part is attached to the upper surface of the rotating disc, a driven gear is fixed to the bearing part, a second driving piece is fixed to one side of the bearing part, a driving gear is coaxially fixed to an output shaft of the second driving piece, the driving gear is meshed with the driven gear, and a first mobile power supply, a second controller and a second Bluetooth receiving module are fixed to the other side, away from the first driving piece, of the rotating disc;

an electric control cylinder is fixed on the rotating rod, a spotlight is connected to the other end of the rotating rod in a spherical hinge mode, the hinge position is located in the middle of the spotlight, an output shaft of the electric control cylinder is hinged to the tail of the spotlight, an annular frame is arranged on a shell of the spotlight, a camera is fixed on the annular frame, and a processor, a third controller, a Bluetooth emission module and a second mobile power supply are fixed on the rotating rod;

2. The adjustable multi-angle spotlight of claim 1, wherein the annular frame has a plurality of ambient light sensors disposed thereon, the plurality of ambient light sensors being circumferentially and uniformly distributed along the spotlight.

3. The multi-angle spotlight of claim 2, wherein the rotating rod is provided with a gas cylinder, one end of the gas cylinder is hinged to the rotating rod, the other end of the gas cylinder is hinged to the spotlight, the gas outlet of the gas cylinder is communicated with a heat dissipation frame, and the heat dissipation frame is fixed to the tail of the spotlight.

4. The adjustable multi-angle spotlight of claim 3, wherein the heat dissipation frame is annular and hollow, and has a plurality of air holes distributed uniformly along the circumference of the spotlight.

5. The adjustable multi-angle spotlight for exhibits in a museum according to claim 4, wherein the air port of the air cylinder is connected to the heat dissipating frame through a hose.