CN212463402U

CN212463402U - Novel STB mainboard of chip circuit is deposited in DDR fortune

Info

Publication number: CN212463402U
Application number: CN202020768133.4U
Authority: CN
Inventors: 黄建平
Original assignee: Shenzhen Tianxing Chuangzhan Electronics Co ltd
Current assignee: Shenzhen Tianxing Chuangzhan Electronics Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-02-02
Anticipated expiration: 2030-05-11

Abstract

The utility model relates to an electromechanical box mainboard technical field, and a novel STB mainboard of chip circuit is deposited in DDR fortune is disclosed, including STB frame, the diapire left side fixedly connected with circuit board in the STB frame, mainboard top fixed mounting have WIFI main control chip, mainboard top fixed mounting have the DDR original paper, DDR original paper top fixed mounting has microprocessor, DDR original paper top fixed mounting has the image decompressor, DDR original paper top fixed mounting has the audio frequency decompressor, DDR original paper top fixed mounting has the memory, diapire fixedly connected with fin in the STB frame. This set top box mainboard of chip circuit is deposited in novel DDR fortune is through this set top box mainboard of chip circuit is deposited in novel DDR fortune, through setting up the motor, is provided with the sliding tray, makes connecting rod one, two connecting rod three difference swing joint of connecting rod, uses through the cooperation of gear with rotatory circle, makes the fan leaf can the tilting, has solved because can not dispel the heat and lead to the problem that inside mainboard spare can not normal use.

Description

Novel STB mainboard of chip circuit is deposited in DDR fortune

Technical Field

The utility model relates to a STB mainboard technical field specifically is a novel STB mainboard of chip circuit is deposited in DDR fortune.

Background

The set-top box is a conversion device for converting digital television signals into analog signals, and decodes and restores digitally compressed image and sound signals into analog signals to be sent to common terminal equipment; the set-top box is a kind of conversion equipment which converts the digital television signal into the analog signal, it decodes and restores the image and sound signal after the digital compression, produce the analog video and sound signal, provide the high-quality television program for spectator through display and sound equipment, the set-top box has become a kind of embedded computing equipment at present, provide the strong CPU computing power, have perfect real-time operating system, generally cooperate with DDR and chip to use, people are accustomed to being called DDR is the double rate synchronous dynamic random access memory in fact; the chip is a silicon chip containing an integrated circuit, has a small volume, is often a part of a computer or other electronic equipment, and is used for coordinating and controlling hardware facilities of each part of the set-top box.

In recent years, with the coming of the 5G era, the operating speed and the output power of a chip are continuously improved, and as a high-power chip generates more heat and the circuit density is rapidly improved, the space of a terminal device is obviously reduced, and the heat is more and more difficult to be rapidly transferred in a small space, the reliability of the chip, a main board and other components is greatly threatened, and the chip, the main board and other components can not be started even seriously, so that effective heat dissipation is required.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a novel STB mainboard of chip circuit is deposited in DDR fortune possesses effective heat dissipation, has improved the advantage of efficiency, has solved general mainboard spare and has leaded to the problem of can not normal use because can not dispel the heat.

(II) technical scheme

For realizing the above-mentioned effective heat dissipation, improved the purpose of efficiency, the utility model provides a following technical scheme: a set top box mainboard of a novel DDR (double data rate) operation chip circuit comprises a set top box frame, wherein a circuit board is fixedly connected to the left side of the inner bottom wall of the set top box frame, a power socket is fixedly connected to the upper side of the circuit board, a thermal induction medium mounting seat is fixedly connected to the left upper corner of the inner bottom wall of the set top box frame, a supporting rod is fixedly connected to the upper side of the thermal induction medium mounting seat, a shell is movably connected to the upper side of the supporting rod, a motor is fixedly connected to the inner part of the shell, a metal rod is fixedly inserted into the shell, a sliding groove is formed in the shell, a fixing rod is fixedly connected to the outer side of the metal rod, a first connecting rod is movably connected to the left side of the fixing rod, a second connecting rod is movably connected to the upper side of the, diapire the right fixedly connected with main plate in the STB frame, the circuit board passes through soldering tin connecting band and main plate fixed connection, main plate top fixedly connected with CPU, the tuning demodulator, the passback ware, WIFI master control chip and DDR original paper, DDR original paper top fixedly connected with microprocessor, the image decompressor, the audio decompressor, memory and HDM high definition configuration socket, main plate top fixedly connected with image configuration socket, the audio frequency configuration socket, the coaxial socket of network, diapire the right fixedly connected with pilot lamp in the STB frame, diapire fixedly connected with fin in the STB frame, the fin is all through being connected with main plate and circuit board, diapire the right fixedly connected with USB interface in the STB frame, the fixed thermovent that has seted up on the STB frame right arm.

Preferably, the left side of the fixing rod is movably connected with the left side of the first connecting rod, so that the fixing rod and the first connecting rod can interact.

Preferably, the right side of the first connecting rod is movably connected with the top of the second connecting rod, so that the first connecting rod and the second connecting rod interact.

Preferably, the lower part of the second connecting rod is movably connected with the left side of the third connecting rod, so that the second connecting rod and the third connecting rod interact.

Preferably, the metal is provided with a groove matched with the rotating ring, and the structure limits the running track of the optional ring and prevents the sliding.

Preferably, the microprocessor enables the main board elements to be intelligent, thereby improving the performance of the main board elements, and simultaneously has the functions of structure, interruption, execution parts, instruction storage and the like.

Preferably, the HDM high-definition configuration socket texture is matched with the projector socket, and the structure ensures the practicability and the adaptability of the HDM high-definition configuration socket.

Preferably, the tuning demodulator is used for demodulating the transmitted modulation digital signal into a transmission stream.

Preferably, the HDM high-definition configuration socket can be directly connected with a projector, and a high-definition effect can be achieved.

Preferably, the heat pipe can disperse the heat of the high-heat area to different areas to play a role in auxiliary heat dissipation.

Preferably, the feedback device transmits the transmission stream signal to the terminal devices on both sides through the feedback device by an instruction stored by the microprocessor.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel STB mainboard of chip circuit is deposited in DDR fortune possesses following beneficial effect:

1. this novel STB mainboard of chip circuit is deposited in DDR fortune is through setting up the motor, is provided with the sliding tray, makes connecting rod one, three difference swing joint of two connecting rods of connecting rod, uses through the cooperation of gear with rotatory circle, makes the fan leaf can the tilting, simultaneously, installs fin and heat pipe and also plays supplementary radiating effect, has possessed effective heat dissipation, has improved the advantage of efficiency, has solved because can not dispel the heat and lead to inside mainboard spare problem that can not normally use.

2. According to the set top box mainboard of the novel DDR (double data rate) memory chip circuit, the set top box mainboard is not provided with so many jacks, and is only provided with a USB (universal serial bus) interface, an image decompressor and an audio decompressor; meanwhile, the microprocessor is arranged, so that the whole operation is basically intelligent, unnecessary and messy plugs are not needed except for necessary sockets on the main plate, unnecessary troubles are avoided, the efficiency is improved, and the structure is more convenient and practical.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is an enlarged view of the connection between the metal rod and the fan blade structure of the present invention;

fig. 3 is an enlarged schematic view of the structure of the DDR element of the present invention;

FIG. 4 is a schematic front view of the present invention;

fig. 5 is a schematic view of the back structure of the present invention;

fig. 6 is a schematic view of the front structure connection between the metal rod and the fan blade of the present invention.

In the figure: 1. a set top box frame; 2. a circuit board; 211. a power socket; 3. a thermal induction medium mount; 4. a housing; 411. a motor; 412. a metal rod; 413. a sliding groove; 414. fixing the rod; 415. a first connecting rod; 416. a second connecting rod; 417. a third connecting rod; 418. a gear; 419. a rotating ring; 420. a fan blade; 5. a support bar; 6. soldering a connecting band; 7. a main plate member; 8. a CPU; 9. tuning the demodulator; 10. a backhaul; 11. a WIFI main control chip; 12. a DDR original; 1211. a microprocessor; 1212. an image decompressor; 1213. an audio decompressor; 1214. a memory; 13. an HDM high definition configuration socket; 14. an image configuration socket; 15. an audio configuration jack; 16. a network coaxial jack; 17. an indicator light; 18. a heat sink; 19. a heat pipe; 20. a USB interface; 21. and a heat dissipation port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, a set top box mainboard of a novel DDR memory chip circuit comprises a set top box frame 1, wherein a circuit board 2 is fixedly connected to the left side of the inner bottom wall of the set top box frame 1, a power socket 211 is fixedly connected to the upper side of the circuit board 2, a thermal induction medium mounting base 3 is fixedly connected to the upper left corner of the inner bottom wall of the set top box frame 1, a supporting rod 5 is fixedly connected to the upper side of the thermal induction medium mounting base 3, a shell 4 is movably connected to the upper side of the supporting rod 5, a motor 411 is fixedly connected to the inside of the shell 4, a metal rod 412 is fixedly inserted into the shell 4, and a groove matched with a rotating; a sliding groove 413 is formed in the shell 4, a fixing rod 414 is fixedly connected to the outer side of the metal rod 412, a first connecting rod 415 is movably connected to the left side of the fixing rod 414, and the left side of the fixing rod 414 is movably connected with the left side of the first connecting rod 415, so that the fixing rod 414 and the first connecting rod 415 are interacted; the upper side of the first connecting rod 415 is movably connected with a second connecting rod 416, and the right side of the first connecting rod 415 is movably connected with the top of the second connecting rod 416, so that the first connecting rod 415 and the second connecting rod 416 are interacted; the lower side of the second connecting rod 416 is movably connected with a third connecting rod 417, and the lower side of the second connecting rod 416 is movably connected with the left side of the third connecting rod 417, so that the second connecting rod 416 and the third connecting rod 417 interact with each other; the bottom wall of the fixing rod 414 is movably connected with a gear 418, the middle of the metal rod 412 is fixedly connected with a rotating ring 419 corresponding to the gear 418, the right side of the metal rod 412 is movably connected with a fan blade 420, the right side of the bottom wall of the set-top box frame 1 is fixedly connected with a main board part 7, the circuit board 2 is fixedly connected with the main board part 7 through a soldering tin connecting band 6, a CPU8, a tuning demodulator 9, a passback device 10, a WIFI main control chip 11 and a DDR original 12 are fixedly connected above the main board part 7, a microprocessor 1211, an image decompressor 1212, an audio decompressor 1213, a memory 1214 and an HDM high-definition configuration socket 13 are fixedly connected above the DDR original 12, and the HDM high-definition configuration socket 13 can be directly; the microprocessor 1211 makes the main board elements 7 intelligent, thereby improving their performance, and also has the functions of structure, interruption, execution of components, instruction storage, etc.; an image configuration socket 14, an audio configuration socket 15 and a network coaxial socket 16 are fixedly connected to the upper portion of the main board member 7, an indicator lamp 17 is fixedly connected to the right side of the inner bottom wall of the set top box frame 1, a cooling fin 18 is fixedly connected to the inner bottom wall of the set top box frame 1, the cooling fin 18 is connected with the main board member 7 and the circuit board 2 through a connector 19, a USB interface 20 is fixedly connected to the right side of the inner bottom wall of the set top box frame 1, and a cooling hole 21 is fixedly formed in the right arm of the set top box.

The working principle is as follows: when the power socket 211 is turned on, the indicator light 17 lights up to turn on the whole circuit, the whole circuit is connected, the transmission stream received is demultiplexed according to the mark information transmitted by the feedback device 10 through analysis and processing by the CPU8, then the program stream is descrambled according to the tuning demodulator 9, the descrambled information is sent to the image decompressor 1212 and the audio compressor 1213 through the microprocessor 1211 to be decoded respectively, the information is streamed to the memory 1214 and is restored to a signal, the signal is processed and output through the HDM high definition configuration socket 13, the network coaxial socket 16 and the USB interface 20, meanwhile, various system data tables are separated and multiplexed, the device can generate a large amount of heat due to cycle operation in the using process, when the heat is identified by the thermal induction medium mounting base 3, the motor 411 starts to work, and the metal rod 412 swings up and down, the metal rod 412 acts with the sliding groove 413, connecting rod 415 drives connecting rod two 416 and rotates, connecting rod two 416 drives connecting rod three 417 and rotates, it is connected with gear 418 to rotate on connecting rod three 417, use with the cooperation of circle 419 of rotation through gear 418, make fan blade 420 can the tilting, for mainboard spare 7 and circuit board 2 heat dissipation, and simultaneously, be connected with fin 18 on the roof box frame 1, fin 18 uses heat pipe 19 to connect, can be with each different region of heat dispersion in high hot area, play supplementary radiating effect, effectively prevent burning out the part, thereby the normal use of each part has been guaranteed, moreover, the steam generator is simple in structure, and the operation is convenient again.

To sum up, the set top box motherboard of the novel DDR memory chip circuit is provided with the motor 411 and the sliding groove 413, so that the first connecting rod 415, the second connecting rod 416 and the third connecting rod 417 are respectively and movably connected, and the fan blade 420 can rotate up and down by matching the gear 418 with the rotating ring 419, and meanwhile, the heat radiating fins 18 and the heat pipe 19 are mounted to play a role in auxiliary heat radiation, so that the set top box motherboard has the advantages of effective heat radiation and efficiency improvement, and the problem that the internal motherboard 7 cannot be normally used due to the fact that heat radiation cannot be performed is solved; the set top box main board 7 is not provided with so many jacks, and is only provided with a USB interface 20, an image decompressor 1212 and an audio decompressor 1213; meanwhile, the microprocessor 1211 is arranged, basically all intelligentization is realized, unnecessary and messy plugs are not arranged on the operation main board element 7 except necessary sockets, and unnecessary troubles are avoided, so that the efficiency is improved, and the structure is more convenient and practical.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a set top box mainboard of novel DDR fortune deposit chip circuit, includes set top box frame (1), its characterized in that: the left side of the inner bottom wall of the set top box frame (1) is fixedly connected with a circuit board (2), a power socket (211) is fixedly connected above the circuit board (2), the upper left corner of the inner bottom wall of the set top box frame (1) is fixedly connected with a thermal induction medium mounting seat (3), a supporting rod (5) is fixedly connected above the thermal induction medium mounting seat (3), a shell (4) is movably connected above the supporting rod (5), a motor (411) is fixedly connected inside the shell (4), a metal rod (412) is fixedly inserted inside the shell (4), a sliding groove (413) is formed inside the shell (4), a fixing rod (414) is fixedly connected outside the metal rod (412), a first connecting rod (415) is movably connected on the left side of the fixing rod (414), a second connecting rod (416) is movably connected on the upper side of the first connecting rod (415), a third connecting rod (, wall swing joint has gear (418) in dead lever (414), fixedly connected with and the rotatory circle (419) that gear (418) corresponds in the middle of metal pole (412), metal pole (412) the right swing joint has fan leaf (420), wall right fixedly connected with main board spare (7) in set-top box frame (1), circuit board (2) are through soldering tin connecting band (6) and main board spare (7) fixed connection, main board spare (7) top fixedly connected with CPU (8), tuning demodulator (9), passback ware (10), WIFI main control chip (11) and DDR original paper (12), DDR original paper (12) top fixedly connected with microprocessor (1211), image decompressor (1212), audio decompressor (1213), memory (1214) and HDM high definition configuration socket (13), main board spare (7) top fixedly connected with image configuration socket (14), audio configuration socket (15), The network coaxial jack (16), fixed connection has pilot lamp (17) in the bottom wall right in set-top box frame (1), bottom wall fixed connection has fin (18) in set-top box frame (1), fin (18) all are connected through 19 with main plate spare (7) and circuit board (2), bottom wall right fixed connection has USB interface (20) in set-top box frame (1), fixed thermovent (21) have been seted up on set-top box frame (1) right arm.

2. The set top box mainboard of novel DDR (double data Rate) operation and storage chip circuit, as claimed in claim 1, wherein: the left side of the fixing rod (414) is movably connected with the left side of the first connecting rod (415).

3. The set top box mainboard of novel DDR (double data Rate) operation and storage chip circuit, as claimed in claim 1, wherein: the right side of the first connecting rod (415) is movably connected with the top of the second connecting rod (416).

4. The set top box mainboard of novel DDR (double data Rate) operation and storage chip circuit, as claimed in claim 1, wherein: the lower part of the second connecting rod (416) is movably connected with the left side of the third connecting rod (417).

5. The set top box mainboard of novel DDR (double data Rate) operation and storage chip circuit, as claimed in claim 1, wherein: the metal rod (412) is provided with a groove matched with the rotating ring (419).

6. The set top box mainboard of novel DDR (double data Rate) operation and storage chip circuit, as claimed in claim 1, wherein: the texture of the HDM high-definition configuration socket (13) is matched with that of a projector socket.