CN113573538A - Digital power supply mainboard and terminal equipment - Google Patents

Digital power supply mainboard and terminal equipment Download PDF

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Publication number
CN113573538A
CN113573538A CN202110856054.8A CN202110856054A CN113573538A CN 113573538 A CN113573538 A CN 113573538A CN 202110856054 A CN202110856054 A CN 202110856054A CN 113573538 A CN113573538 A CN 113573538A
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CN
China
Prior art keywords
power supply
fixedly connected
joint
air
strip
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Granted
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CN202110856054.8A
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Chinese (zh)
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CN113573538B (en
Inventor
王侃
孙明君
于项楠
白德基
朴成镇
李东俊
许怡
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Weihai Northern China Sungho Electronics Co ltd
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Weihai Northern China Sungho Electronics Co ltd
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Priority to CN202110856054.8A priority Critical patent/CN113573538B/en
Publication of CN113573538A publication Critical patent/CN113573538A/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/14Mounting supporting structure in casing or on frame or rack
    • H05K7/1417Mounting supporting structure in casing or on frame or rack having securing means for mounting boards, plates or wiring boards
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/02Arrangements of circuit components or wiring on supporting structure
    • H05K7/12Resilient or clamping means for holding component to structure
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136Forced ventilation, e.g. by fans
    • H05K7/20145Means for directing air flow, e.g. ducts, deflectors, plenum or guides

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention discloses a digital power supply main board and terminal equipment, and relates to the technical field of main boards and terminals. The air guide device has the advantages that cold air is blown upwards through the moving bottom of the air outlet circular opening, the air guide strip grooves on the outer surfaces of the swing blades are matched for guiding air, the swing blades are matched for blowing the air from the left side to the outer side when rotating, the air flowing range is increased, the passive rotation of the swing blades is increased through the passive rotating shaft, the air flowing is increased, the problem that the cold air is gathered and cannot be diffused when the cold air automatically ascends is solved, and the effect of diffusing and guiding the cold air is achieved.

Description

Digital power supply mainboard and terminal equipment
Technical Field
The invention relates to the technical field of a mainboard and a terminal, in particular to a digital power supply mainboard and terminal equipment.
Background
The terminal equipment is usually arranged at a convenient place where the communication facility can be used for connecting with a remote computer for work, and is mainly formed by combining a communication interface control device and a special or selected input and output device, a power supply main board, namely a main board, a system board or a mother board, is one of the most important parts of the computer while being the most basic, and the main board is generally a rectangular circuit board on which a main circuit system forming the computer is installed. The following problems exist in the prior art:
1. the existing mainboard adopts a whole mainboard as a power supply mainboard, the outer surface of the power supply mainboard adopts screws to fix a plurality of points at the edge of the mainboard, and a shell connected with the mainboard has certain ductility or the shell is broken, both of which can cause the problem of mainboard tearing;
2. general terminal equipment is the uninterrupted use of twenty four hours a day, and inside can cause a large amount of high temperatures under long-time use, and high temperature can increase the operation of the inside power silk of mainboard, increases the load of mainboard to reduce the problem of mainboard functioning speed.
Disclosure of Invention
The invention provides a digital power supply mainboard and terminal equipment, wherein one purpose is to combine the mainboard in a superposition mode, reduce the size of the mainboard and solve the problem that the mainboard is torn because the shell of the mainboard has ductility or the shell is broken due to external force; wherein another kind of purpose can increase the operation of mainboard internal power silk in order to solve high temperature, increases the load of mainboard to reduce mainboard functioning speed's problem, in order to reach the effect of carrying out uniform cooling to inside mainboard.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
in a first aspect, the invention provides a digital power supply main board, which comprises a power supply main board, wherein the power supply main board comprises a cooler, a clamping strip is fixedly connected to the top surface of the cooler, a power supply board is movably mounted on the outer surface of the clamping strip, the power supply board is polygonal in shape, a polygonal included angle is fixed to increase the stability of the power supply board, and a fixed clamping rod is movably lapped on the inner surface of the clamping strip.
The clamping device is characterized in that polytype attaching blocks are fixedly connected to the inner surfaces of the two sides of the clamping strip, inclined plates are arranged on the top surfaces of the polytype attaching blocks, the bottoms of the polytype attaching blocks are provided with right-angle shapes to increase the stability of the bottoms, a butt joint clamping block is movably lapped on the outer surface of each polytype attaching block, and a connecting plate is fixedly connected to the top surface of each butt joint clamping block.
The technical scheme of the invention is further improved as follows: the connecting plate is characterized in that an inner filling fixing layer is fixedly connected to the top surface of the connecting plate, the top surface of the inner filling fixing layer is fixedly connected to the bottom surface of the clamping strip, a strip-shaped groove is formed in the center positions of the inner filling fixing layer, the butt-joint clamping block and the clamping strip, and the inner surface of the strip-shaped groove is movably lapped on the outer surface of the fixing clamping rod.
The technical scheme of the invention is further improved as follows: the cooler is characterized in that an air suction opening is formed in the outer surface of the cooler, an air outlet round opening is formed in the inner surface of the cooler, an inner connecting cylinder is arranged on the inner surface of the cooler, inner circulating air is arranged on the inner surface of the inner connecting cylinder, a cold air flow guiding umbrella is movably lapped on the inner surface of the inner connecting cylinder, an inner sunken chute is formed in the top surface of the cooler, a swinging blade is rotatably connected to the inner surface of the cooler, and one end of the swinging blade is rotatably connected to the outer surface of the inner connecting cylinder.
The technical scheme of the invention is further improved as follows: fixedly connected with pulling head on the top of fixed joint pole, fixedly connected with laminating soft block on the surface of fixed joint pole, be provided with the screw line on the bottom surface of fixed joint pole.
The technical scheme of the invention is further improved as follows: cold wind water conservancy diversion umbrella is including the activity cover shell, it has the dwang to rotate the overlap joint on the internal surface of activity cover shell, the top of dwang is provided with half-circular arc for carry out the guide of both sides to the wind that rises, fixedly connected with top backplate on the top surface of dwang, fixedly connected with water conservancy diversion strip on the both ends of top backplate, the one end of water conservancy diversion strip is crooked to one side top, carries out ascending diffusion with the wind that the guide came.
The technical scheme of the invention is further improved as follows: the outer surface of the oscillating blade is provided with an air guide strip groove, the oscillating blade is in a shape that one end is large and the other end is small, the air guide strip groove can be utilized to effectively diffuse and guide wind, and the outer surfaces of the two ends of the oscillating blade are fixedly connected with passive rotating shafts.
In a second aspect, the invention further provides a terminal device, which comprises a terminal device body, ventilation openings, a digital display screen and a fixing frame, wherein the ventilation openings are formed in the outer surfaces of the two sides of the terminal device body, the digital display screen is arranged on the outer surface of the top of the terminal device body, and the fixing frame is fixedly installed inside the terminal device body.
The fixing frame is characterized in that connecting columns are fixedly connected to two sides of the outer surface of the fixing frame, buffering spring wires are movably sleeved on the outer surface of the connecting columns, and sliders are movably sleeved on the outer surface of the connecting columns.
The technical scheme of the invention is further improved as follows: the bottom of slider is fixed the overlap joint and is served at one of buffering spring silk, fixedly connected with connecting plate on the surface of slider, be provided with the joint groove on the surface of connecting plate, be provided with the bar vent on the surface of connecting plate.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:
1. the invention provides a digital power supply mainboard and terminal equipment, which adopts the matching among a clamping strip, a multi-type joint block, a butt joint clamping block, a joint plate, an inner filling fixing layer, a strip groove, a joint soft block, a screw thread, a cooler, a power supply plate and a fixed clamping connecting rod, clamps the clamping strip on the mainboard, sequentially and upwards superposes the clamping strip, clamps the multi-type joint block inside the clamping strip through the butt joint clamping block, matches an inclined plate at the top of the multi-type joint block and a right-angle block at the bottom of the multi-type joint block to lap joint the outer surface of the butt joint clamping block, matches the right-angle block to limit the position of the joint and prevent the butt joint clamping block from swinging, matches the inclined plate to clamp to increase the joint area between the joint and the diameter of the bottom of the joint, avoids the joint diameter between the butt joint clamping block and the joint plate from being broken due to fracture, and carries out soft contact through the undersize joint of the inner filling fixing layer and the mainboard, utilize fixed joint pole joint to the inside in bar groove to go, utilize the soft piece of laminating to carry out little extrusion to the internal surface of butt joint fixture block, outwards carry out slight removal with the butt joint fixture block, increase the contact compactness between butt joint fixture block and the polytype laminating piece, fix on the surface of desuperheater through screw line screw thread, utilize the fixed joint pole can progressively fix the power strip of each layer, possess and carry out the combination of stack formula to the mainboard, reduce the characteristics of mainboard volume, the shell of solving the mainboard has ductility or breaks because of external force at the shell, these both can cause the torn problem of mainboard, reached and progressively superpose the mainboard of differentiation, reduce the volume of mainboard and the effect at the inside scope of equipment.
2. The invention provides a digital power supply mainboard and terminal equipment, which adopts the matching among an air suction opening, an air outlet circular opening, a swinging blade, internal circulating air, an inward-sinking chute, a rotating rod and a flow guide strip, sucks air from the outside through the air suction opening to cool the air inside, discharges the cooled cold air through the air outlet circular opening, uses the swinging blade to scatter the discharged cold air, guides the cold air to the bottom surface of the rotating rod through the internal circulating air, guides the air to two sides by matching with the semi-circular arc shape at the bottom of the rotating rod to form downward circulating air, guides a part of the circulating air to the outside through the flow guide strip, and the downward circulating air slides on the outer surface of the inward-sinking chute and impacts the air from the air outlet circular opening mutually, and the external thrust generated by the impact can diffuse the cold air to the periphery, thereby increasing the diffusion range and area of the cold air to the maximum extent, the range and the area of increasing cold air diffusion are provided, the characteristic of covering the surface of the mainboard is achieved, the problem that high temperature can increase the operation of power supply wires inside the mainboard and increase the load of the mainboard is solved, the running speed of the mainboard is reduced, and the effect of uniformly cooling the internal mainboard is achieved.
3. The invention provides a digital power supply main board and terminal equipment, which adopt a slider, a connecting column, a buffer spring wire, a connecting plate, a clamping groove, and the matching between the power supply main board and a strip-shaped vent, wherein the slider slides on the outer surface of the connecting column, the bottom of the slider is buffered by matching with the buffer spring wire, and then the bottom of the power supply main board is fixed by the clamping groove on the outer surface of the connecting plate.
4. The invention provides a digital power supply mainboard and terminal equipment, which adopt the matching among an air guide strip groove, a passive rotating shaft, an air outlet circular port and a swinging blade, carry out the rising blowing of cold air through the moving bottom of the air outlet circular port, match the air guide strip groove on the outer surface of the swinging blade to guide the air, match the swinging blade to blow the outside of the wind direction on the left side when rotating, increase the flowing range of the air, utilize the passive rotating shaft to increase the passive rotation of the swinging blade, have the characteristic of increasing the flowing of the air, solve the problem that the cold air is relatively gathered and can not be diffused when the cold air automatically rises, and achieve the effect of carrying out the diffusion driving on the cold air.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a fixing frame according to the present invention;
FIG. 3 is a schematic diagram of a power board structure according to the present invention;
FIG. 4 is a schematic view of a clamping bar according to the present invention;
FIG. 5 is a schematic view of a fixed clamping rod structure according to the present invention;
FIG. 6 is a schematic view of the structure of the desuperheater of the present invention;
FIG. 7 is a schematic view of the oscillating vane structure of the present invention;
fig. 8 is a schematic structural view of the cold air flow guiding umbrella of the present invention.
In the figure: 1. a terminal device body; 2. a vent; 3. a digital display screen; 4. a fixed mount; 41. connecting columns; 42. buffering the spring wire; 43. a slider; 44. a connecting plate; 45. a clamping groove; 46. a strip-shaped ventilation opening; 5. a power supply main board; 51. a temperature reducer; 511. an air suction opening; 512. an air outlet round port; 513. swinging the blades; a1, wind guide strip grooves; a2, a passive rotating shaft; 514. internal circulation wind; 515. a cold air diversion umbrella; b1, an active case; b2, rotating rod; b3, a top guard plate; b4, guide strips; 516. an invaginated chute; 52. a clamping strip; 521. a polytype lamination block; 523. butting the clamping blocks; 524. a connector tile; 525. filling a fixed layer; 526. a strip-shaped groove; 53. a power panel; 54. fixing the clamping and connecting rod; 541. pulling out a head; 542. fitting the soft block; 543. screw thread.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
In a first aspect, as shown in fig. 1 to 8, the present invention provides a digital power supply motherboard, which includes a power supply motherboard 5, the power supply motherboard 5 includes a temperature reducer 51, a clamping bar 52 is fixedly connected to a top surface of the temperature reducer 51, a power supply board 53 is movably mounted on an outer surface of the clamping bar 52, the power supply board 53 is polygonal, an included angle of the polygon is fixed to increase stability of the power supply board 53, a fixed clamping bar 54 is movably connected to an inner surface of the clamping bar 52, a multi-type fitting block 521 is fixedly connected to inner surfaces of two sides of the clamping bar 52, a sloping plate is disposed on a top surface of the multi-type fitting block 521, a right angle is disposed at a bottom of the multi-type fitting block 521 to increase stability of the bottom, a butt-fitting block 523 is movably connected to an outer surface of the multi-type fitting block 521, a joining block 524 is fixedly connected to a top surface of the butt-fitting block 523, an inner filling fixing layer 525 is fixedly connected to a top surface of the joining block 524, the top surface fixed connection of intussuseption fixed layer 525 is on the basal surface of joint strip 52, intussuseption fixed layer 525, butt joint fixture block 523, the central point of joint strip 52 puts and has seted up bar groove 526, the activity overlap joint is on the surface of bar groove 526 fixed joint pole 54, fixedly connected with pull head 541 on the top of fixed joint pole 54, fixedly connected with laminating soft piece 542 on the surface of fixed joint pole 54, be provided with screw thread 543 on the bottom surface of fixed joint pole 54.
In this embodiment, the clamping strip 52 is clamped to the main board, and is sequentially stacked upward, the butt-joint block 523 is clamped to the multi-type attaching block 521 inside the clamping strip 52, the inclined plate at the top and the right-angle block at the bottom of the multi-type attaching block 521 are matched to overlap the outer surface of the butt-joint block 523, the right-angle block is matched to limit the position of the connection and prevent the butt-joint block 523 from swinging, the inclined plate is matched to clamp to increase the connection area and the diameter of the bottom clamping, so as to avoid the connection diameter between the butt-joint block 523 and the joint plate 524 from being too small to cause breakage, the connection between the inner filling fixing layer 525 and the main board is in soft contact, the fixing clamping rod 54 is clamped to the inside of the strip groove 526, the inner surface of the butt-joint block 523 is slightly pressed by the attaching soft block 542, the butt-joint block 523 is slightly moved outward, and the contact tightness between the butt-joint block 523 and the multi-type attaching block 521 is increased, through on the surface of screw thread 543 thread fastening to desuperheater 51, utilize fixed joint pole 54 can progressively fix the power strip 53 of each layer, reached and progressively superpose the mainboard of differentiation, reduced the volume of mainboard and the effect at the inside scope of equipment.
Example 2
As shown in fig. 1 to 8, on the basis of embodiment 1, the present invention provides the following technical solutions: preferably, an air suction opening 511 is formed in the outer surface of the cooler 51, an air outlet circular opening 512 is formed in the inner surface of the cooler 51, an inner connecting cylinder is arranged on the inner surface of the cooler 51, an inner circulating air 514 is arranged on the inner surface of the inner connecting cylinder, a cold air flow guiding umbrella 515 is movably connected to the inner surface of the inner connecting cylinder in a lap joint manner, an inward-concave chute 516 is arranged on the top surface of the cooler 51, a swing blade 513 is rotatably connected to the inner surface of the cooler 51, one end of the swing blade 513 is rotatably connected to the outer surface of the inner connecting cylinder, the cold air flow guiding umbrella 515 comprises a movable casing b1, a rotating rod b2 is rotatably connected to the inner surface of the movable casing b1, a semi-arc shape is formed at the top of the rotating rod b2 and is used for guiding the rising air at two sides, a top guard plate b3 is fixedly connected to the top surface of the rotating rod b2, guide strips b4 are fixedly connected to two ends of the top guard plate b3, and one end of the guide strips b4 is bent towards the top of one side, the guided wind is diffused upward.
In this embodiment, the air is sucked from the outside through the suction opening 511 and cooled inside, the cooled cold air is discharged through the air outlet circular opening 512, the discharged cold air is scattered by the swinging blade 513, the cold air is guided to the bottom surface of the rotating rod b2 through the internal circulating air 514, the air is guided to two sides by matching with the semi-arc shape of the bottom of the rotating rod b2, downward circulating air is formed, a part of the circulating air is guided to the outside through the guide strip b4, the downward circulating air slides on the outer surface of the inward-concave chute 516 and impacts with the air from the air outlet circular opening 512, the cold air is diffused to the periphery by external thrust generated by the impact, the diffusion range and area of the cold air can be increased to the maximum extent, and the effect of uniformly cooling the internal main board is achieved.
Example 3
As shown in fig. 1 to 8, on the basis of embodiment 1, the present invention provides the following technical solutions: preferably, the outer surface of the swing blade 513 is provided with an air guide strip groove a1, the swing blade 513 has a shape with one end being large and the other end being small, so that the air guide strip groove a1 can effectively diffuse and guide the wind, and the outer surfaces of the two ends of the swing blade 513 are fixedly connected with the passive rotating shafts a 2.
In this embodiment, the bottom is moved through the air outlet circular opening 512 to blow the cold air upwards, the air is guided by the air guide strip groove a1 on the outer surface of the oscillating blade 513, the oscillating blade 513 is matched to blow the left air outside in the direction of the air when rotating, the air flowing range is increased, the passive rotation of the oscillating blade 513 is increased by the passive rotating shaft a2, and the effect of diffusing and guiding the cold air is achieved.
Example 4
In a second aspect, as shown in fig. 1 to 8, the present invention further provides a terminal device, comprising a terminal device body 1, a vent 2, digital display screen 3 and mount 4, be provided with vent 2 on the both sides surface of terminal equipment body 1, be provided with digital display screen 3 on the top surface of terminal equipment body 1, the inside fixed mounting of terminal equipment body 1 has mount 4, fixedly connected with spliced pole 41 on the both sides of mount 4 surface, buffer spring wire 42 has been cup jointed in the activity on spliced pole 41's the surface, slider 43 has been cup jointed in the activity on spliced pole 41's the surface, the fixed overlap joint in buffer spring wire 42's of bottom of slider 43 is served, fixedly connected with connecting plate 44 on slider 43's the surface, be provided with joint groove 45 on connecting plate 44's the surface, be provided with bar vent 46 on connecting plate 44's the surface.
In this embodiment, slide on the surface of spliced pole 41 through slider 43, cooperation buffering spring wire 42 cushions the bottom of slider 43, joint groove 45 on the surface of rethread connecting plate 44 is fixed the bottom of power mainboard 5, utilize bar vent 46 to make things convenient for power mainboard 5 to collect the cold air from the bottom and cool down, the characteristics of rocking the rocking of power mainboard 5 mainboard and carrying out slight buffering have been possessed, the problem of the equipment can lead to the not hard up damage of inside mainboard when suffering external striking has been solved, the effect of buffering and protecting the mainboard has been reached.
The working principle of the digital power supply main board and the terminal device is described in detail below.
As shown in fig. 1-8, one end of the clamping strip 52 is fixed on the outer surface of the cooler 51, the infill fixing layer 525 is clamped on the jack of the main board, the butt joint fixture 523 and the clamping strip 52 are butted, the firmness is increased between the butt joint fixture 523 and the polytype fitting block 521, the clamping strip 52 and the infill fixing layer 525 are sequentially overlapped, the fixing clamping rod 54 penetrates through the strip-shaped groove 526, the screw thread 543 at one end is screwed tightly, air is sucked into the outside through the air suction opening 511, the sucked air is cooled, and is emitted, and the surface of the main board is cooled.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.

Claims (8)

1. A digital power supply mainboard, includes power supply mainboard (5), its characterized in that: the power supply main board (5) comprises a cooler (51), a clamping strip (52) is fixedly connected to the top surface of the cooler (51), a power supply board (53) is movably mounted on the outer surface of the clamping strip (52), the power supply board (53) is polygonal in shape, the included angle of the polygon is fixed to increase the stability of the power supply board (53), and a fixing clamping connecting rod (54) is movably lapped on the inner surface of the clamping strip (52);
the clamp is characterized in that multiple types of attaching blocks (521) are fixedly connected to the inner surfaces of the two sides of the clamping strip (52), inclined plates are arranged on the top surfaces of the multiple types of attaching blocks (521), the bottoms of the multiple types of attaching blocks (521) are provided with right-angled shapes to increase the stability of the bottoms, a butt joint clamping block (523) is movably lapped on the outer surface of the multiple types of attaching blocks (521), and a connecting plate (524) is fixedly connected to the top surface of the butt joint clamping block (523).
2. The digital power supply main board of claim 1, wherein: fixedly connected with intussuseption fixed layer (525) on the top surface of linking plate (524), the top surface fixed connection of intussuseption fixed layer (525) is on the basal surface of joint strip (52), the central point of intussuseption fixed layer (525), butt joint fixture block (523), joint strip (52) puts and has seted up bar groove (526), activity overlap joint is on the surface of fixed joint pole (54) on the internal surface of bar groove (526).
3. The digital power supply main board of claim 1, wherein: be provided with inlet scoop (511) on the surface of desuperheater (51), be provided with air-out circle mouth (512) on the internal surface of desuperheater (51), be provided with an internal connection section of thick bamboo on the internal surface of desuperheater (51), be provided with interior circulation wind (514) on the internal surface of internal connection section of thick bamboo, the activity overlap joint has cold wind water conservancy diversion umbrella (515) on the internal surface of internal connection section of thick bamboo, be provided with invagination chute (516) on the top surface of desuperheater (51), it is connected with swing blade (513) to rotate on the internal surface of desuperheater (51), the one end of swing blade (513) is rotated and is connected on the external surface of internal connection section of thick bamboo.
4. The digital power supply main board of claim 1, wherein: fixedly connected with pulling head (541) on the top of fixed joint pole (54), fixedly connected with laminating soft piece (542) on the surface of fixed joint pole (54), be provided with screw line (543) on the bottom surface of fixed joint pole (54).
5. A digital power supply motherboard according to claim 3 wherein: cold wind water conservancy diversion umbrella (515) are including activity cover shell (b1), it has dwang (b2) to rotate the overlap joint on the internal surface of activity cover shell (b1), the top of dwang (b2) is provided with half circular arc, is used for carrying out the guide of both sides to the wind that rises, fixedly connected with top backplate (b3) on the top surface of dwang (b2), fixedly connected with water conservancy diversion strip (b4) on the both ends of top backplate (b3), the one end of water conservancy diversion strip (b4) is crooked to one side top, carries out ascending diffusion with the wind that the guide came.
6. A digital power supply motherboard according to claim 3 wherein: the outer surface of the swinging blade (513) is provided with an air guide strip groove (a1), the swinging blade (513) is large at one end and small at the other end, the air guide strip groove (a1) can be used for effectively diffusing and guiding the wind, and the outer surfaces of the two ends of the swinging blade (513) are fixedly connected with a driven rotating shaft (a 2).
7. The utility model provides a terminal equipment, includes terminal equipment body (1), vent (2), digital display screen (3) and mount (4), its characterized in that: the terminal equipment comprises a terminal equipment body (1), wherein ventilation openings (2) are formed in the outer surfaces of two sides of the terminal equipment body (1), a digital display screen (3) is arranged on the outer surface of the top of the terminal equipment body (1), and a fixing frame (4) is fixedly arranged in the terminal equipment body (1);
the fixing frame is characterized in that connecting columns (41) are fixedly connected to two sides of the outer surface of the fixing frame (4), buffering spring wires (42) are movably sleeved on the outer surface of the connecting columns (41), and sliders (43) are movably sleeved on the outer surface of the connecting columns (41).
8. A terminal device according to claim 7, characterized in that: the fixed overlap joint in one of buffer spring silk (42) in bottom of slider (43) is served, fixedly connected with connecting plate (44) on the surface of slider (43), be provided with joint groove (45) on the surface of connecting plate (44), be provided with bar vent (46) on the surface of connecting plate (44).
CN202110856054.8A 2021-07-28 2021-07-28 Digital power supply mainboard Active CN113573538B (en)

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CN113573538B CN113573538B (en) 2022-05-06

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