CN117220698B - Broadcast transmitter - Google Patents
Broadcast transmitter Download PDFInfo
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- CN117220698B CN117220698B CN202311476558.2A CN202311476558A CN117220698B CN 117220698 B CN117220698 B CN 117220698B CN 202311476558 A CN202311476558 A CN 202311476558A CN 117220698 B CN117220698 B CN 117220698B
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- broadcast transmitter
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- 230000008054 signal transmission Effects 0.000 claims abstract description 18
- 238000002955 isolation Methods 0.000 claims abstract description 14
- 238000012937 correction Methods 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 71
- 238000001816 cooling Methods 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 9
- 230000003044 adaptive effect Effects 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000020169 heat generation Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention relates to the technical field of broadcast transmitters, and discloses a broadcast transmitter, which solves the problem of poor anti-interference effect in signal transmission of the existing broadcast transmitter. The invention reduces the influence of noise and interference by simultaneously transmitting forward and reverse signals through the controller, the differential signal transmission module, the signal filtering module, the signal isolation module, the self-adaptive equalization module and the signal error correction coding module, and secondly, the signal filtering module connected with the differential signal transmission module can reduce the frequency components of the noise and the interference and improve the purity of the signals, thereby the input signals and the output signals can be electrically isolated through the signal isolation module, the noise and the interference are prevented from being transmitted from the input end to the output end, and the isolation function can effectively prevent the mutual interference between different signal sources.
Description
Technical Field
The invention relates to the technical field of broadcast transmitters, in particular to a broadcast transmitter.
Background
Broadcasting is an important information dissemination means, and thus a broadcast transmitter, which is a device for transmitting audio or video information to a broadcast receiving device, plays an important role in the fields of broadcast television, wireless communication, aerospace, and the like, has received a great deal of attention.
The existing broadcast transmitter works on the principle that an audio or video signal is converted into a modulated signal combined with a carrier signal through a modulator, then amplified through a power amplifier and transmitted into the air through an antenna, the signals are received by the antenna in a receiver and converted into the same audio or video signal as the original signal through a demodulator, however, the signals may be affected by factors such as other wireless devices, electromagnetic interference sources or signal attenuation in the transmission process, so that the signal quality is reduced or interference is generated. This may result in poor quality of the signal received by the receiver and even an inability to demodulate properly.
Aiming at the problems, the novel design is carried out on the basis of the original broadcast transmitter.
Disclosure of Invention
The invention aims to provide a broadcast transmitter which works by adopting the device, thereby solving the problem of poor anti-interference effect in signal transmission of the existing broadcast transmitter.
In order to achieve the above purpose, the present invention provides the following technical solutions: the broadcast transmitter comprises a shell, a through hole formed in the surface of the shell, a power supply piece, a modulator and a power amplifier, wherein the power supply piece, the modulator and the power amplifier are arranged in the inner cavity of the shell, and an anti-interference structure is arranged outside the shell;
the anti-interference structure comprises a controller arranged at the top end of the shell, a differential signal transmission module arranged inside the controller, a signal filtering module connected with the differential signal transmission module, a signal isolation module connected with the signal filtering module, a self-adaptive equalization module connected with the signal isolation module, and a signal error correction coding module connected with the self-adaptive equalization module.
Further, a temperature sensing assembly is arranged in the shell and comprises a temperature sensor III arranged at one end of the power supply piece, a temperature sensor II is arranged at one end of the modulator, and a temperature sensor I is arranged at one end of the power amplifier.
Further, the top of casing is provided with heat recovery structure, and heat recovery structure is including running through in the main pipe of casing inner chamber, and the piping that has seted up to the top surface of casing, and three groups have been seted up to piping equidistant, are responsible for in a set of piping, are responsible for the position directly over the modulator.
Further, one end threaded connection who is responsible for has the induced draft pump, and the induced draft pump is through controller and temperature sensor one, temperature sensor two and three signal connection of temperature sensor respectively, and induced draft pump one end is provided with the box body, and the bottom four corners of box body is provided with the landing leg, and the landing leg is connected fixedly with the casing top surface, and the air outlet of induced draft pump communicates with the opening that the box body bottom surface was seted up.
Further, the surface of the main pipe is connected with an auxiliary pipe I and an auxiliary pipe II, the auxiliary pipe I and the auxiliary pipe II respectively penetrate through other two groups of pipe grooves formed in the top surface of a machine shell and extend into the inner cavity of the machine shell, one end of the auxiliary pipe I is positioned right above the power amplifier, and one end of the auxiliary pipe II is positioned right above the power supply piece.
Further, the solenoid valve is in threaded connection with the joint of the main pipe, the auxiliary pipe I and the auxiliary pipe II and is used for opening the main pipe, the auxiliary pipe I and the auxiliary pipe II respectively and is in signal connection with the controller, and the solenoid valve is in signal connection with the temperature sensor I, the temperature sensor II and the temperature sensor III respectively through the controller.
Further, the inside of box body is provided with the movable plate, and the top surface of movable plate is provided with the spring, and the one end and the box body inner wall top of spring are connected, and the top surface of movable plate is provided with conducting block one, conducting block one and power spare electric connection, and the inside top of box body is provided with conducting block two.
Further, the one end inner chamber of casing is provided with cooling structure, and cooling structure is including setting up the water tank in casing one side, and the surface connection of water tank has the inlet tube, and the top of water tank is connected with the output tube, and the one end threaded connection of output tube has the water pump, and water pump one end is provided with the fixed plate, and the fixed plate is connected with water tank top surface, water pump and two electric connection of conducting block, water pump and power spare electric connection.
Further, one end of the water pump is connected with a connecting pipe in a threaded manner, the connecting pipe penetrates through a notch formed in the surface of the shell, short pipes are connected to the surface of the connecting pipe, a plurality of groups of short pipes are distributed at equal intervals, one end of each short pipe is connected with a water bag, the water bags are in a winding state, and one end of each water bag is connected with the vertex angle of the power amplifier.
Further, the surface of the water bag is provided with elastic sheets, three groups of the elastic sheets are distributed at equal intervals, and the three groups of the elastic sheets are spirally wound.
Compared with the prior art, the invention has the following beneficial effects:
the broadcast transmitter provided by the invention has poor anti-interference effect when the existing broadcast transmitter transmits signals; the invention adopts a differential signal transmission mode to effectively reduce the influence of common mode noise and electromagnetic interference on signals, and secondly, the differential signal transmission module is connected with the signal filtering module, so that the frequency components of noise and interference can be reduced, the purity of the signals can be improved, the input signals and the output signals can be electrically isolated through the signal isolation module connected with the signals, the noise and the interference can be prevented from being propagated from the input end to the output end, the isolation function can effectively prevent the mutual interference between different signal sources, and the anti-interference performance of the whole system is improved, the self-adaptive equalization module can resist the signal distortion and attenuation in a transmission link by dynamically adjusting the frequency response of the signals, and the self-adaptive equalizer can correct the signals according to real-time feedback information, so that the quality of the original signals can be recovered, and the error can be recovered in the error correction process by introducing the error correction information into the error correction module or the error correction coding technology to the error can be realized in the error correction process even if the error is used for the number of the original signals.
Drawings
FIG. 1 is a schematic block diagram of an anti-interference structure of the present invention;
FIG. 2 is a schematic view of the overall three-dimensional structure of the present invention;
FIG. 3 is a schematic view of the overall three-dimensional cross-sectional structure of the present invention;
FIG. 4 is a schematic three-dimensional structure of a temperature sensing assembly according to the present invention;
FIG. 5 is a schematic three-dimensional structure of the heat recovery structure of the present invention;
FIG. 6 is a schematic view of the three-dimensional structure of the main pipe, solenoid valve and suction pump of the present invention;
FIG. 7 is a schematic cross-sectional view of a rubber block and a first conductive block and a second conductive block of the air suction structure of the present invention;
fig. 8 is a schematic three-dimensional structure of the cooling structure of the present invention.
In the figure: 1. a housing; 2. a through hole; 3. a power supply member; 4. a modulator; 5. a power amplifier; 6. a temperature sensing component; 61. a first temperature sensor; 62. a second temperature sensor; 63. a third temperature sensor; 7. an anti-interference structure; 71. a controller; 711. a differential signal transmission module; 712. a signal filtering module; 713. a signal isolation module; 714. an adaptive equalization module; 715. a signal error correction coding module; 8. a heat recovery structure; 81. a main pipe; 81A, enlarged disc; 81B, straight pipe; 82. an auxiliary pipe I; 83. an auxiliary pipe II; 84. an electromagnetic valve; 85. an induced draft pump; 86. a case body; 861. a support leg; 87. a moving plate; 88. a first conductive block; 89. a second conductive block; 810. a spring; 9. a cooling structure; 91. a water tank; 92. a water inlet pipe; 93. an output pipe; 94. a water pump; 95. a connecting pipe; 96. a short pipe; 97. a water bag; 98. an elastic sheet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
For a further understanding of the present invention, the present invention will be described in detail with reference to the drawings.
Referring to fig. 1-3, a broadcast transmitter includes a casing 1, a through hole 2 formed on the surface of the casing 1, a power supply member 3, a modulator 4 and a power amplifier 5 disposed in an inner cavity of the casing 1, and an anti-interference structure 7 disposed outside the casing 1.
The invention is further described below with reference to examples.
Referring to fig. 1-3, the anti-interference structure 7 includes a controller 71 disposed at the top end of the casing 1, a differential signal transmission module 711 disposed inside the controller 71, a signal filtering module 712 signal connected to the differential signal transmission module 711, a signal isolation module 713 signal connected to the signal filtering module 712 signal, an adaptive equalization module 714 signal connected to the signal isolation module 713 signal, and a signal error correction coding module 715 signal connected to the adaptive equalization module 714 signal, so as to effectively reduce the influence of common mode noise and electromagnetic interference on the signal.
Specifically, the existing audio or video signals are converted into modulated signals combined with carrier signals through a modulator 4, amplified through a power amplifier 5, and then transmitted into the air through an antenna, the signals are received by the antenna in a receiver and converted into audio or video signals identical to the original signals through a demodulator, however, in the signal transmission process, the signals may be affected by factors such as other wireless devices, electromagnetic interference sources or signal attenuation, so as to reduce the signal quality or generate interference, further, by arranging a differential signal transmission module 711 inside the controller 71, the influence of noise and interference is reduced by transmitting forward and reverse signals at the same time, the influence of common mode noise and electromagnetic interference on the signals can be effectively reduced by adopting a differential signal transmission mode at the signal source, the transmission line and the receiving end, the signal filtering module 712 connected to the signal transmission module 711 can reduce the frequency components of noise and interference, and improve the purity of the signal, so that the signal isolation module 713 connected through the signal can electrically isolate the input signal from the output signal, prevent noise and interference from propagating from the input end to the output end, the isolation function can effectively prevent mutual interference between different signal sources, and improve the anti-interference performance of the whole system, the adaptive equalization module 714 can resist signal distortion and attenuation in the transmission link by dynamically adjusting the frequency response of the signal, the adaptive equalizer corrects the signal according to real-time feedback information to recover the quality of the original signal to the maximum extent, and by introducing redundancy and information into the signal, a technology capable of detecting and correcting a certain number of errors at the receiving end, the signal error correction coding module 715 may restore the integrity of the original signal by using error correction coding even if some errors or disturbances occur during the signal transmission.
Referring to fig. 2-8, a temperature sensing assembly 6 is disposed in the casing 1, the temperature sensing assembly 6 includes a third temperature sensor 63 disposed at one end of the power supply member 3, a second temperature sensor 62 is disposed at one end of the modulator 4, a first temperature sensor 61 is disposed at one end of the power amplifier 5, a heat recovery structure 8 is disposed at the top end of the casing 1, the heat recovery structure 8 includes a main pipe 81 penetrating through an inner cavity of the casing 1, three groups of pipe slots are disposed on a top surface of the casing 1 at equal intervals, the main pipe 81 is disposed in one group of pipe slots, and the main pipe 81 is disposed at a position right above the modulator 4.
One end of the main pipe 81 is connected with an air suction pump 85 in a threaded manner, the air suction pump 85 is respectively connected with the first temperature sensor 61, the second temperature sensor 62 and the third temperature sensor 63 through the controller 71 in a signal manner, one end of the air suction pump 85 is provided with a box 86, four corners of the bottom end of the box 86 are provided with supporting legs 861, the supporting legs are fixedly connected with the top surface of the machine shell 1, an air outlet of the air suction pump 85 is communicated with an opening formed in the bottom surface of the box 86, the surface of the main pipe 81 is connected with a first auxiliary pipe 82 and a second auxiliary pipe 83, the first auxiliary pipe 82 and the second auxiliary pipe 83 respectively penetrate through other two groups of pipe grooves formed in the top surface of the machine shell 1 to extend into the inner cavity of the machine shell 1, one end of the first auxiliary pipe 82 is positioned right above the power amplifier 5, one end of the second auxiliary pipe 83 is positioned right above the power supply piece 3, the electromagnetic valve 84 is connected to the joint of the main pipe 81, the auxiliary pipe I82 and the auxiliary pipe II 83 in a threaded manner, the electromagnetic valve 84 is used for opening the main pipe 81, the auxiliary pipe I82 and the auxiliary pipe II 83 to three openings respectively, the electromagnetic valve 84 is connected with the controller 71 in a signal manner, the electromagnetic valve 84 is connected with the first temperature sensor 61, the second temperature sensor 62 and the third temperature sensor 63 in a signal manner through the controller 71 respectively, a moving plate 87 is arranged in the box 86, a spring 810 is arranged on the top surface of the moving plate 87, one end of the spring 810 is connected with the top end of the inner wall of the box 86, a first conductive block 88 is arranged on the top surface of the moving plate 87, the first conductive block 88 is electrically connected with the power supply piece 3, a second conductive block 89 is arranged on the top end of the box 86, and the electromagnetic valve is convenient to operate, intelligent adjustment and high in automation degree, so that the effect of heat recovery and reutilization can be achieved.
The inner cavity of one end of the shell 1 is provided with a cooling structure 9, the cooling structure 9 comprises a water tank 91 arranged on one side of the shell 1, the surface of the water tank 91 is connected with a water inlet pipe 92, the top of the water tank 91 is connected with an output pipe 93, one end of the output pipe 93 is in threaded connection with a water pump 94, one end of the water pump 94 is provided with a fixed plate, the fixed plate is connected with the top surface of the water tank 91, the water pump 94 is electrically connected with a conductive block two 89, the water pump 94 is electrically connected with a power supply piece 3, one end of the water pump 94 is in threaded connection with a connecting pipe 95, the connecting pipe 95 penetrates through a notch formed in the surface of the shell 1, the surface of the connecting pipe 95 is connected with short pipes 96, a plurality of groups of short pipes 96 are distributed at equal intervals, one end of the short pipes 96 is connected with a water bag 97, the water bag 97 is in a winding state, one end of the water bag 97 is connected with the top angle of a power amplifier 5, the surface of the water bag 97 is provided with elastic pieces 98, the elastic pieces 98 are distributed at equal intervals in three groups, the elastic pieces 98 are in a winding spiral shape, use at a later stage, water resource can be recycled, and the influence on the environment can be reduced.
Specifically, however, the power supply 3, the modulator 4 and the power amplifier 5 in the housing 1 are in a state of high-efficiency operation, so that a large amount of heat is generated, and further, the heat released by the power supply 3, the modulator 4 and the power amplifier 5 is different due to different functions, so that the heat in three areas of the inner cavity of the housing 1 is different, the maximum heat generated by the power amplifier 5 when the three are operated simultaneously is found by investigation, and the temperature sensor three 63 at one end of the power supply 3 is provided with the temperature sensor two 62, the temperature sensor one 61 is provided at one end of the power amplifier 5, the temperature sensing assembly 6 senses and detects the heat generated by the power supply 3, the modulator 4 and the power amplifier 5 and the temperature of the surface respectively, and the temperature interval values set by the temperature sensor one 61, the temperature sensor two 62 and the temperature sensor three 63 are different, the temperature value set by the third temperature sensor 63 is below 40 ℃, the temperature interval value set by the second temperature sensor 62 is 41-80 ℃, the temperature value set by the first temperature sensor 61 is above 81 ℃, however, when the heat of different areas is detected and the highest value of the interval is sensed through the set interval value of the three sets of temperature sensors, the first temperature sensor 61 and the second temperature sensor 62 transmit data to the controller 71, the air suction pump 85 is started through the controller 71, the first temperature sensor 61, the second temperature sensor 62 and the third temperature sensor 63 transmit data to the controller 71 connected with signals, the controller 71 controls the electromagnetic valve 84 connected with signals to drive, during the whole working and running process, the heat generation amount and the heat generation rate of the power amplifier 5 are larger than those of the modulator 4, and the heat generation amount and the heat generation rate of the power supply member 3 are the least because the heat transfer takes time;
when the temperature of the power amplifier 5 is just higher than 81 ℃, the temperature of the power supply part 3 and the modulator 4 is definitely lower than 81 ℃, in the normal working temperature range of the transmitter, the opening at the junction of the auxiliary pipe I82 at the upper end of the power amplifier 5 and the main pipe 81 is opened by controlling the rotation of the electromagnetic valve 84, the heat generated by the power amplifier 5 is further gathered upwards through the air suction pump 85, the heat is sucked into the main pipe 81 through the auxiliary pipe I82 and then is conveyed into the box 86 in threaded sealing connection with the air suction pump 85 through the main pipe 81, the box 86 is fixed with the casing 1 through four corner legs 861 at the bottom end, and as the hot gas is continuously conveyed below the moving plate 87 in the box 86, the moving plate 87 drives the conducting block I88 on the top surface to move upwards to be in contact with the conducting block II 89 for electrifying, meanwhile, the movable plate 87 compresses and holds the spring 810, the first conductive block 88 is electrically connected with the power supply piece 3, the water pump 94 is electrically connected with the second conductive block 89 and the power supply piece 3 respectively, a current loop is formed between the first conductive block 88 and the second conductive block 89, so that the circuit of the water pump 94 is connected and started, the water pump 94 generates negative pressure to convey cold water in the water tank 91 to the inside of the connecting pipe 95 through the output pipe 93, when the air suction pump 85 is closed, hot gas in the box 86 is reduced, the movable plate 87 drives the first conductive block 88 to move downwards and return to a position through the resilience force of the spring 810, the first conductive block 88 and the second conductive block 89 are separated, the current is disconnected, the water pump 94 pauses to operate, the main pipe 81 consists of a straight pipe 81B and an expansion disc 81A, and an air outlet of the air suction pump 85 is communicated with the box 86 and is in sealing connection;
the water pump 94 is fixedly connected with the water tank 91 through the fixing plate, the output pipe 93 penetrates through the notch formed in the surface of the casing 1 and stretches into the water tank 91, so that cold water in the connecting pipe 95 is conveyed into the water bag 97 rolled up through the elastic sheet 98 through a plurality of groups of short pipes 96 which are connected at equal intervals, the water bag 97 is gradually unfolded along with continuous input of the cold water, meanwhile, the water bag 97 drives the elastic sheet 98 to be unfolded, one end of the water bag 97 is connected with the vertex angle of the modulator 4, the top surfaces of the power amplifier 5, the modulator 4 and the power supply piece 3 are gradually unfolded along with the unfolding of the water bag 97, the power amplifier 5 firstly contacts with the unfolded water bag 97, the power amplifier 5 with the largest heat quantity is firstly cooled, the operation is convenient, intelligent adjustment is realized, the degree of automation is high, the temperature sensor is used for sensing the temperature of equipment by the system, and the diameter of the water bag 97 is smaller than the height between the expansion disc 81A and the modulator 4;
the controller 71 is used for intelligently controlling the electromagnetic valve 84, the water pump 94 and other devices, when the temperature reaches a set value, the corresponding cooling device is automatically started, the devices are guaranteed to work in a proper temperature range, when the heat in the machine shell 1 does not reach the set value, the controller 71 is used for closing the air suction pump 85 and the electromagnetic valve 84, so that the movable plate 87 is slowly cooled to reduce the volume, the first conductive block 88 is not contacted with the second conductive block 89, the water pump 94 is stopped, the water pump 94 is started to suck water in the water bag 97 back into the water tank 91, the water bag 97 is then rolled up to an initial state through the connected elastic sheet 98 and is positioned at the top corner of the modulator 4, water resources can be recycled, and the influence on the environment is reduced.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a broadcast transmitter, includes casing (1), sets up through-hole (2) on casing (1) surface, sets up power spare (3), modulator (4) and power amplifier (5) in casing (1) inner chamber, its characterized in that: an anti-interference structure (7) is arranged outside the shell (1);
the anti-interference structure (7) comprises a controller (71) arranged at the top end of the casing (1), a differential signal transmission module (711) arranged inside the controller (71), a signal filtering module (712) is connected with the differential signal transmission module (711), a signal isolation module (713) is connected with the signal filtering module (712) in a signal mode, an adaptive equalization module (714) is connected with the signal isolation module (713) in a signal mode, and a signal error correction coding module (715) is connected with the adaptive equalization module (714) in a signal mode; a temperature sensing assembly (6) is arranged in the shell (1), the temperature sensing assembly (6) comprises a temperature sensor III (63) arranged at one end of the power supply piece (3), a temperature sensor II (62) is arranged at one end of the modulator (4), and a temperature sensor I (61) is arranged at one end of the power amplifier (5); the top of casing (1) is provided with heat recovery structure (8), heat recovery structure (8) are including running through in the person in charge (81) of casing (1) inner chamber, wherein person in charge (81) are by straight pipeline (81B) and enlarge dish (81A) and constitute, straight pipeline (81B) one end is linked together with enlarge dish (81A), the overhead surface of casing (1) has seted up the tube chute, three groups have been seted up to the tube chute equidistant, straight pipeline (81B) are in a set of tube chute, are responsible for (81) and are in modulator (4) position directly over.
2. A broadcast transmitter according to claim 1, wherein: one end threaded connection who is responsible for (81) has induced draft pump (85), induced draft pump (85) respectively with temperature sensor one (61), temperature sensor two (62) and temperature sensor three (63) signal connection through controller (71), induced draft pump (85) one end is provided with box body (86), the bottom four corners of box body (86) is provided with landing leg (861), the landing leg is connected fixedly with casing (1) top surface, the opening intercommunication that the air outlet and box body (86) bottom surface were seted up of induced draft pump (85).
3. A broadcast transmitter according to claim 2, wherein: the surface of the main pipe (81) is connected with an auxiliary pipe I (82) and an auxiliary pipe II (83), the auxiliary pipe I (82) and the auxiliary pipe II (83) penetrate through other two groups of pipe grooves formed in the top surface of the casing (1) respectively and extend into the inner cavity of the casing (1), one end of the auxiliary pipe I (82) is located right above the power amplifier (5), and one end of the auxiliary pipe II (83) is located right above the power supply piece (3).
4. A broadcast transmitter according to claim 3, characterized in that: the electromagnetic valve (84) is used for being opened to three openings of the main pipe (81), the auxiliary pipe I (82) and the auxiliary pipe II (83) respectively, the electromagnetic valve (84) is connected with the controller (71) through signals, and the electromagnetic valve (84) is connected with the temperature sensor I (61), the temperature sensor II (62) and the temperature sensor III (63) through signals of the controller (71) respectively.
5. A broadcast transmitter as claimed in claim 4, wherein: the inside of box body (86) is provided with movable plate (87), and the top surface of movable plate (87) is provided with spring (810), and the one end of spring (810) is connected with box body (86) inner wall top, and the top surface of movable plate (87) is provided with conducting block one (88), conducting block one (88) and power piece (3) electric connection, and the inside top of box body (86) is provided with conducting block two (89).
6. A broadcast transmitter according to claim 1, wherein: one end inner chamber of casing (1) is provided with cooling structure (9), cooling structure (9) are including setting up water tank (91) in casing (1) one side, the surface connection of water tank (91) has inlet tube (92), the top of water tank (91) is connected with output tube (93), the one end threaded connection of output tube (93) has water pump (94), water pump (94) one end is provided with the fixed plate, the fixed plate is connected with water tank (91) top surface, water pump (94) and conducting block two (89) electric connection, water pump (94) and power spare (3) electric connection.
7. A broadcast transmitter as claimed in claim 6, wherein: one end threaded connection of water pump (94) has connecting pipe (95), and connecting pipe (95) run through in seting up the notch at casing (1) surface, and the surface connection of connecting pipe (95) has nozzle stub (96), and nozzle stub (96) equidistant distribution has the multiunit, and one end of nozzle stub (96) is connected with water bag (97), and water bag (97) are winding state, and water bag (97) one end is connected with power amplifier (5) apex angle.
8. A broadcast transmitter as claimed in claim 7, wherein: the surface of the water bag (97) is provided with elastic sheets (98), three groups of the elastic sheets (98) are distributed at equal intervals, and the three groups of the elastic sheets (98) are spirally wound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311476558.2A CN117220698B (en) | 2023-11-08 | 2023-11-08 | Broadcast transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311476558.2A CN117220698B (en) | 2023-11-08 | 2023-11-08 | Broadcast transmitter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117220698A CN117220698A (en) | 2023-12-12 |
| CN117220698B true CN117220698B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311476558.2A Active CN117220698B (en) | 2023-11-08 | 2023-11-08 | Broadcast transmitter |
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| RU2253597C2 (en) * | 2003-01-31 | 2005-06-10 | Федеральное государственное унитарное предприятие "Научно-производственное объединение прикладной механики им. акад. М.Ф. Решетнева" | Method of providing thermal conditions of communication, television broadcasting and information retransmission satellites and device for realization of this method |
| CN107113264A (en) * | 2015-01-28 | 2017-08-29 | 华为技术有限公司 | Differential signal transmission method, sending ending equipment and receiving device |
| CN108288972A (en) * | 2017-12-29 | 2018-07-17 | 浙江联品电子科技有限公司 | A kind of frequency-modulated broadcast transmitter with cooling decrease of noise functions |
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