CN111147901B - Heat radiation structure of set top box - Google Patents
Heat radiation structure of set top box Download PDFInfo
- Publication number
- CN111147901B CN111147901B CN201911425645.9A CN201911425645A CN111147901B CN 111147901 B CN111147901 B CN 111147901B CN 201911425645 A CN201911425645 A CN 201911425645A CN 111147901 B CN111147901 B CN 111147901B
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- Prior art keywords
- heat dissipation
- shell
- top box
- heat
- hole
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention provides a set top box heat dissipation structure, which comprises: the heat dissipation device comprises a shell, wherein heat dissipation holes are formed in the shell; a power assembly mounted within the housing; the heat dissipation device comprises a heat dissipation piece, wherein the heat dissipation piece is movably connected to a shell, an initial position for closing the heat dissipation holes and a terminal position for opening the heat dissipation holes are arranged on a movable path of the heat dissipation piece, and the power assembly is connected with the heat dissipation piece and drives the heat dissipation piece to move between the initial position and the terminal position. The set top box heat dissipation structure provided by the invention can realize that when the set top box does not work, the heat dissipation part is positioned at the initial position and blocks the heat dissipation hole, the shell is completely closed and is not communicated with the outside, and foreign matters such as dust, mosquitoes and the like cannot enter the set top box.
Description
Technical Field
The invention relates to the field of set top boxes, in particular to a set top box heat dissipation structure.
Background
Nowadays, digital televisions are widely popularized in common families, and set top boxes are widely applied to common families as supporting equipment of the digital televisions. Among the prior art, the heat radiation structure of STB is mainly through setting up the grid on the casing, set up the fan in the box, STB during operation, the fan will drive the air and flow from the grid, thereby take away the heat in the box, reach the heat dissipation purpose, this kind of mode that sets up the grid on the casing leads to electron device in the STB and external environment direct intercommunication, external environment's dust, foreign matters such as mosquito get into in the casing easily, dustproof effect is poor, lead to equipment failure easily, if do little with the hole of grid, can't reach good radiating effect again, influence the life of equipment.
Disclosure of Invention
The invention mainly aims to provide a heat dissipation structure of a set top box, and aims to solve the problems that in the prior art, when a shell of the set top box is provided with a heat dissipation structure of a grid, an electronic device is directly communicated with an external environment when the set top box does not work, foreign matters such as dust, mosquitoes and the like in the external environment easily enter the shell, the dustproof effect is poor, and equipment faults are easily caused.
In order to achieve the above object, the present invention provides a heat dissipation structure of a set top box, including: the heat dissipation device comprises a shell, wherein heat dissipation holes are formed in the shell; a power assembly mounted within the housing; the heat dissipation device comprises a heat dissipation piece, wherein the heat dissipation piece is movably connected to a shell, an initial position for closing the heat dissipation holes and a terminal position for opening the heat dissipation holes are arranged on a movable path of the heat dissipation piece, and the power assembly is connected with the heat dissipation piece and drives the heat dissipation piece to move between the initial position and the terminal position.
Optionally, power component includes the electro-magnet and adsorbs the piece, it fixes to adsorb the piece on the radiating piece on the termination position, the electro-magnet repels adsorb the piece on the initiating position, the electro-magnet adsorbs adsorb the piece.
Optionally, the electromagnet and the adsorbing member are composed of magnets with opposite polarities.
Optionally, the power assembly includes an air cylinder or a motor, the air cylinder or the motor has a power output shaft, and the power output shaft is connected to the heat dissipation member to drive the heat dissipation member to move between the start position and the stop position.
Optionally, a rotating shaft is arranged on the heat dissipation part, a mounting hole is formed in the shell, and the rotating shaft penetrates through the mounting hole to form rotating connection.
Optionally, the heat dissipation structure of the set top box further comprises a connecting rod, the connecting rod is connected between the shell and the heat dissipation member, a transmission shaft is arranged on the connecting rod, a transmission groove and/or a transmission hole are/is further formed in the heat dissipation member, and the transmission shaft penetrates through the transmission groove and/or the transmission hole.
Optionally, the heat dissipation member includes a driving plate and a driven plate, the starting position is where the driving plate and the driven plate are spliced with each other to close the heat dissipation holes, and the stopping position is where the driving plate and the driven plate are separated from each other to open the heat dissipation holes.
Optionally, the heat dissipation structure of the set top box further includes a damper, the damper is installed in the casing, a main buffer gear is arranged on the damper, a secondary buffer gear is arranged on the driving plate and/or the driven plate, and the main buffer gear and the secondary buffer gear are meshed with each other.
Optionally, the heat dissipation structure of the set top box further comprises a fan, and the fan is installed in the shell.
Optionally, the heat dissipation structure of the set-top box further comprises a main control board and a spring fastener, wherein the spring fastener is fixed on the main control board and fastens and presses the power assembly on the main control board.
According to the technical scheme, the heat dissipation holes are formed in the shell, and the power assembly is installed in the shell; the heat dissipation member is movably connected to the shell, an initial position for closing the heat dissipation hole and a terminal position for opening the heat dissipation hole are arranged on a movable path of the heat dissipation member, and the power assembly is connected with the heat dissipation member and drives the heat dissipation member to move between the initial position and the terminal position. When the STB is out of work, the heat dissipation piece is in the initial position and blocks the louvre, the casing is completely sealed, and is not communicated with the outside, foreign matters such as dust and mosquitoes can not enter the STB, when the STB is in work, power component circular telegram drives the heat dissipation piece activity, from the initial position activity to the termination position, the louvre is opened the electron device in the fuselage and is passed through louvre and external environment heat exchange, after the power component outage, the heat dissipation piece loses power, get back to the initial position again from the termination position, close the louvre, thereby can reach good radiating effect and can avoid the foreign matters to get into the STB again.
Drawings
In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the embodiments or technical solutions of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a heat dissipation structure of a set top box according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a heat sink of the heat dissipation structure of a set top box according to the present invention at a start position;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a schematic structural view of a heat sink of the heat sink structure of the set top box according to the present invention at the termination position;
fig. 5 is a partially enlarged view of B in fig. 4.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 10 | |
34 | |
| 11 | |
35 | |
| 12 | |
40 | Connecting |
| 20 | |
41 | Accommodating |
| 21 | |
50 | |
| 22 | |
51 | |
| 30 | |
52 | From |
| 31 | |
60 | |
| 32 | |
61 | Spring buckle |
| 33 | Wing plate |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions relating to "first", "second", etc. in the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 5, to achieve the above object, the present invention provides a heat dissipation structure of a set top box, including: the heat dissipation device comprises a shell 10, wherein a heat dissipation hole 11 is formed in the shell 10; a power assembly 20, the power assembly 20 being mounted within the housing 10; the heat dissipation device comprises a heat dissipation member 30, wherein the heat dissipation member 30 is movably connected to the housing 10, a starting position for closing the heat dissipation hole 11 and a terminating position for opening the heat dissipation hole 11 are arranged on a moving path of the heat dissipation member 30, and the power assembly 20 is connected to the heat dissipation member 30 and drives the heat dissipation member 30 to move between the starting position and the terminating position.
In this embodiment, the housing 10 is provided with a heat dissipation hole 11, and when the set-top box is in operation, air in the body is convected to air in the external environment through the heat dissipation hole 11, so as to achieve the purpose of heat dissipation. The heat dissipation holes 11 may be formed in the side surface or the top surface of the housing 10, and may be determined according to the installation manner of the set-top box.
The power assembly 20 and the heat sink 30 are both installed in the housing 10, and the power assembly 20 is connected to the heat sink 30 to move the heat sink 30. The moving mode of the heat sink 30 includes sliding relative to the housing 10 or rotating relative to the housing 10, when the heat sink 30 slides relative to the housing 10, a sliding rail may be disposed on the housing 10, and the heat sink 30 moves up and down along the sliding rail to open or close the heat dissipating hole 11; when the heat sink 30 rotates with respect to the housing 10, the heat sink 30 rotates to form a certain angle with respect to the surface of the housing 10, thereby opening or closing the heat dissipation holes 11.
When the heat dissipation member 30 is at the initial position, the heat dissipation member 30 blocks the heat dissipation holes 11, thereby achieving the purpose of closing the heat dissipation holes 11, at this time, the power assembly 20 does not provide power for the heat dissipation member 30, and the set-top box is in a non-working state; when the heat sink 30 is at the termination position, the opening degree of the heat dissipation hole 11 reaches the maximum, at this time, the power assembly 20 is powered on to provide power for the heat sink 30, and the set top box is in a working state. Therefore, when the set-top box does not work, the shell 10 is completely closed and is not communicated with the outside, foreign matters such as dust and mosquitoes cannot enter the set-top box (as shown in fig. 2), when the set-top box works, the power component 20 is powered on to drive the heat dissipation member 30 to move, the heat dissipation member moves from the start position to the stop position, the heat dissipation holes 11 are opened (as shown in fig. 4), electronic devices in the machine body exchange heat with the external environment through the heat dissipation holes 11, after the power component 20 is powered off, the heat dissipation member 30 loses power, the heat dissipation member returns to the start position from the stop position, the heat dissipation holes 11 are closed, and therefore good heat dissipation effect can be achieved, and the foreign matters can be prevented from entering the set-top box.
The power assembly 20 may be composed of a motor and a fixing device of the motor or a cylinder and a fixing device of the cylinder, the cylinder or the motor has a power output shaft, and the power output shaft is connected to the heat dissipating member 30 to drive the heat dissipating member 30 to move between the start position and the stop position. In an embodiment, as shown in fig. 3, the power assembly 20 may further include an electromagnet 21, an adsorbing element and a corresponding fixing device, where the corresponding fixing device may be a spring buckle 61 and a mounting groove 35, the spring buckle 61 fixes the electromagnet 21 inside the housing 10, the mounting groove 35 is disposed on the heat sink 30, the adsorbing element is fixed in the mounting groove 35, so that the adsorbing element is fixed on the heat sink 30, and the adsorbing element has a through hole for the electromagnet 21 to penetrate into the adsorbing element to form a clearance fit.
Two states of attraction and repulsion exist between the electromagnet 21 and the adsorption element (as shown in fig. 2-4), the electromagnet 21 and the adsorption element are composed of magnets 22 with opposite polarities, the electromagnet 21 has magnetism, when the electromagnet 21 is not electrified, namely the set top box is in a non-working state, the electromagnet 21 and the magnets 22 are mutually attracted, so that the heat dissipation element 30 is stabilized at an initial position, the heat dissipation hole 11 is closed, and foreign matters such as dust, mosquitoes and the like are prevented from entering the set top box; when the set top box works, the electromagnet 21 is electrified, the magnetism of the electromagnet 21 is changed, so that the electromagnet 21 and the magnet 22 are changed from the original attraction state to the repulsion state, the magnet 22 is repelled by the electromagnet 21 to be away from the electromagnet 21, the heat dissipation hole 11 is opened, and an electronic device in the machine body exchanges heat with the external environment through the heat dissipation hole 11; after the electromagnet 21 is powered off, the polarity of the electromagnet 21 is restored, and an attractive force is generated on the magnet 22, so that the heat sink 30 is driven to return to the initial position from the termination position, and the heat dissipation hole 11 is closed.
In a further embodiment, as shown in fig. 5, a rotating shaft 34 is provided on the heat sink 30, a mounting hole 12 is provided on the housing 10, and the rotating shaft 34 is inserted into the mounting hole 12 to form a rotating connection; the heat dissipation structure of the set top box further comprises a connecting rod 40, the connecting rod 40 is connected between the shell 10 and the heat dissipation member 30, a transmission shaft (not shown in the figure) is arranged on the connecting rod 40, a transmission groove (not shown in the figure) and/or a transmission hole are/is further arranged on the heat dissipation member 30, and the transmission shaft penetrates through the transmission groove and/or the transmission hole.
The mounting hole 12 is located at an edge position of a sidewall of the heat dissipation hole 11, the rotating shaft 34 on the heat dissipation member 30 protrudes out of a main body of the heat dissipation member 30 and is inserted into the mounting hole 12 to form a rotating connection, and the heat dissipation member 30 rotates relative to the housing 10 to open or close the heat dissipation hole 11 under the driving of the power assembly 20. The connecting rod 40 is connected between the heat sink 30 and the housing 10, the connecting rod 40 is provided with a transmission shaft, in a preferred embodiment, the heat sink 30 is provided with a transmission groove, the transmission shaft penetrates through the transmission groove and is matched with the transmission groove, when the heat sink 30 is driven by the power assembly 20 to rotate, the heat sink 30 drives the transmission shaft to move, so that the whole connecting rod 40 is driven to ascend or descend, and after the connecting rod 40 ascends for a certain distance, the connecting rod 40 interferes with the housing 10, so that the connecting rod 40 cannot ascend further, the heat sink 30 cannot rotate continuously and is stabilized at a stop position, and at this time, the opening degree of the heat dissipation hole 11 also reaches the maximum. When the power assembly 20 is powered off and loses the driving force, the connecting rod 40 descends to the original position, the heat sink 30 returns to the initial position, and the heat dissipation hole 11 is closed. In the embodiment where power module 20 includes electromagnet 21 and magnet 22, the ascending of link 40 is driven by the repulsive force of electromagnet 21 to magnet 22 after being energized, and reaches a stable state after being hindered by housing 10, so that heat sink 30 is stabilized at the end position, the descending of link 40 is driven by the attractive force of electromagnet 21 to magnet 22 after being de-energized, and when electromagnet 21 and magnet 22 are fully attracted, link 40 reaches a stable state, so that heat sink 30 is stabilized at the start position.
In an alternative embodiment, as shown in fig. 5, the connecting rod 40 is provided with a receiving slot 41, the transmission shaft is located in the receiving slot 41, the wing plate 33 is vertically extended from the heat dissipating member 30, the transmission slot is located on the wing plate 33, the wing plate 33 is embedded in the receiving slot 41, and the transmission shaft and the transmission slot are formed in the receiving slot 41.
Optionally, the heat sink 30 includes a driving plate 31 and a driven plate 32, at the start position, the driving plate 31 and the driven plate 32 are spliced with each other to close the heat dissipation hole 11, and at the stop position, the driving plate 31 and the driven plate 32 are separated from each other to open the heat dissipation hole 11.
Taking the heat dissipation member 30 and the housing 10 to form a rotatable connection as an example, in this embodiment, the heat dissipation member 30 is a plate-shaped structure and is formed by splicing a plurality of heat dissipation plates, each of the heat dissipation plates includes a driving plate 31 and a driven plate 32, the driving plate 31 and the driven plate 32 are both provided with a transmission groove, the number of the transmission shafts on the connecting rod 40 corresponds to the number of the transmission grooves, and the transmission grooves are matched with the transmission shafts one by one. Wherein, above-mentioned mounting groove 35 that is used for fixed magnet 22 is located driving plate 31, and power component 20 drive driving plate 31 rotates, and under the drive of connecting rod 40, driven plate 32 follows driving plate 31 and rotates the same angle to increase louvre 11's aperture, strengthen the air convection of external environment and fuselage inside, improve the radiating effect.
The heat dissipation structure of the set top box further comprises a damper 50, the damper 50 is installed in the shell 10, a main buffer gear 51 is arranged on the damper 50, a secondary buffer gear 52 is arranged on the driving plate 31 and/or the driven plate 32, and the main buffer gear 51 is meshed with the secondary buffer gear 52.
As an embodiment, as shown in fig. 4, a buffer gear 52 is disposed on the driving plate 31 and engaged with a main buffer gear 51 on the damper 50, and the damper 50 has a buffering effect on the movement of the heat sink 30 to slow down the rotation speed of the heat sink 30, so that the movement of the heat sink 30 is more stable.
In a specific implementation, the heat dissipation structure of the set top box further includes a blower, and the blower is installed in the housing 10.
The fan is installed in the housing 10 to drive the air to flow for fast heat dissipation.
The heat dissipation structure of the set top box further comprises a main control board and a spring buckle 61, wherein the spring buckle 61 is fixed on the main control board and buckles the power assembly 20 on the main control board.
In order to reduce the volume of the set-top box and make the device more compact, the power assembly 20 and the damper 50 are disposed on the main control board to save the assembly space, in this embodiment, the spring buckle 61 buckles the electromagnet 21 on the main control board so as to fix the electromagnet 21.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides a set top box heat radiation structure which characterized in that, set top box heat radiation structure includes:
the heat dissipation device comprises a shell, wherein heat dissipation holes are formed in the shell;
a power assembly mounted within the housing;
the heat dissipation device comprises a shell, a heat dissipation hole, a power assembly and a power module, wherein the heat dissipation device is movably connected to the shell, an initial position for closing the heat dissipation hole and a terminal position for opening the heat dissipation hole are arranged on a movable path of the heat dissipation device, and the power assembly is connected with the heat dissipation device and drives the heat dissipation device to move between the initial position and the terminal position;
the connecting rod is connected between the shell and the heat radiating piece, a transmission shaft is arranged on the connecting rod, a transmission groove and/or a transmission hole are/is further formed in the heat radiating piece, and the transmission shaft penetrates through the transmission groove and/or the transmission hole;
the power assembly comprises an electromagnet and an adsorption piece, the adsorption piece is fixed on the heat dissipation piece, and the electromagnet is fixed in the shell;
the lifting of the connecting rod is driven by repulsive force of the electromagnet on the adsorption piece after being electrified, and reaches a stable state after being hindered by the shell, so that the heat dissipation piece is stabilized at the termination position, the descending of the connecting rod is driven by attractive force of the electromagnet on the adsorption piece after being powered off, and when the electromagnet and the adsorption piece are completely adsorbed, the connecting rod reaches a stable state, so that the heat dissipation piece is stabilized at the start position;
when the heat dissipation member rotates relative to the shell, a certain angle is formed between the heat dissipation member and the surface of the shell after the heat dissipation member rotates, and therefore the heat dissipation hole is opened or closed.
2. The heat dissipating structure of claim 1, wherein the electromagnet and the attraction member are comprised of magnets of opposite polarity.
3. The set top box heat dissipation structure of claim 1, wherein the power assembly comprises an air cylinder or a motor, the air cylinder or the motor having a power output shaft, the power output shaft being coupled to the heat dissipation member to drive the heat dissipation member to move between the start position and the end position.
4. The heat dissipating structure of a set top box according to claim 1, wherein the heat dissipating member has a shaft, the housing has a mounting hole, and the shaft is inserted into the mounting hole to form a rotary connection.
5. The set-top box heat dissipation structure of claim 4, wherein the heat dissipation member comprises a driving plate and a driven plate, the driving plate and the driven plate are engaged with each other to close the heat dissipation hole at the start position, and the driving plate and the driven plate are separated from each other to open the heat dissipation hole at the stop position.
6. The heat dissipation structure of claim 5, further comprising a damper, wherein the damper is mounted in the housing, the damper is provided with a main buffer gear, the driving plate and/or the driven plate is provided with a secondary buffer gear, and the main buffer gear and the secondary buffer gear are engaged with each other.
7. The set-top box heat dissipation structure of claim 1, further comprising a blower mounted within the housing.
8. The heat dissipation structure of claim 1, further comprising a main control board and a spring fastener, wherein the spring fastener is fixed on the main control board and fastens the power assembly on the main control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911425645.9A CN111147901B (en) | 2019-12-31 | 2019-12-31 | Heat radiation structure of set top box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911425645.9A CN111147901B (en) | 2019-12-31 | 2019-12-31 | Heat radiation structure of set top box |
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| Publication Number | Publication Date |
|---|---|
| CN111147901A CN111147901A (en) | 2020-05-12 |
| CN111147901B true CN111147901B (en) | 2022-07-12 |
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|---|---|---|---|
| CN201911425645.9A Active CN111147901B (en) | 2019-12-31 | 2019-12-31 | Heat radiation structure of set top box |
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| CN (1) | CN111147901B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111601476A (en) * | 2020-05-15 | 2020-08-28 | 广西科讯智联科技有限公司 | Suspended data processing casing based on electromagnetic transformation |
| CN112153431A (en) * | 2020-09-25 | 2020-12-29 | 南京庆与旭电子商务有限公司 | Energy-saving environment-friendly television box fixing equipment based on magnetic attraction principle |
| CN115842932B (en) * | 2023-02-13 | 2023-04-28 | 深圳市亿联智能有限公司 | Set top box shell and set top box |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202918445U (en) * | 2012-12-11 | 2013-05-01 | 广东九联科技股份有限公司 | Vertically placed set top box |
| CN205332376U (en) * | 2016-01-26 | 2016-06-22 | 芜湖美智空调设备有限公司 | Machine and air conditioner in components of a whole that can function independently console mode air conditioning |
| CN206459321U (en) * | 2017-02-18 | 2017-09-01 | 潘浩泉 | A kind of HVAC electric air volume adjusting valve |
| CN207831624U (en) * | 2017-12-16 | 2018-09-07 | 浙江煜东机电有限公司 | A kind of pin-connected panel air port for air-conditioning |
| CN207854082U (en) * | 2018-02-26 | 2018-09-11 | 爱科通电子（深圳）有限公司 | Dtv stb |
| CN108693946A (en) * | 2018-07-18 | 2018-10-23 | 合肥联宝信息技术有限公司 | Auxiliary radiating device and electronic equipment |
| CN109168294B (en) * | 2018-10-11 | 2020-03-10 | Oppo广东移动通信有限公司 | Electronic device and control method thereof |
| CN209133942U (en) * | 2018-11-27 | 2019-07-19 | 安徽省友联电力电子工程有限公司 | A kind of efficient radiating apparatus of UPS power distribution cabinet |
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