CN113573538B - Digital power supply mainboard - Google Patents
Digital power supply mainboard Download PDFInfo
- Publication number
- CN113573538B CN113573538B CN202110856054.8A CN202110856054A CN113573538B CN 113573538 B CN113573538 B CN 113573538B CN 202110856054 A CN202110856054 A CN 202110856054A CN 113573538 B CN113573538 B CN 113573538B
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- power supply
- air
- strip
- fixedly connected
- clamping
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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
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1417—Mounting supporting structure in casing or on frame or rack having securing means for mounting boards, plates or wiring boards
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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
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
- H05K7/12—Resilient or clamping means for holding component to structure
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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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means 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, which relates to the technical field of main boards and 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 arranged on the outer surface of the clamping strip, the power supply board is polygonal, and the polygonal included angle is fixed to increase the stability of the power supply board. 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
Technical Field
The invention relates to the technical field of main boards, in particular to a digital power supply main board.
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, which has the characteristics of carrying out superposition type combination on the mainboard and reducing the volume of the mainboard, and solves the problem that the mainboard is torn because the shell of the mainboard has ductility or 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.
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, the included angle of the polygon is fixed to increase the stability of the power supply board, and a fixing clamping connecting rod is movably lapped on the inner surface of the clamping strip.
Fixedly connected with polytype laminating piece on the both sides internal surface of joint strip, be provided with the swash plate on the top surface of polytype laminating piece, the bottom of polytype laminating piece is provided with the right angle shape and increases the steadiness of bottom, the movable overlap joint has the butt joint fixture block on the surface of polytype laminating piece, fixedly connected with joint strip on the top surface of butt joint fixture block, fixedly connected with intussuseption fixed layer on the top surface of joint strip, the top fixed connection of intussuseption fixed layer is on the basal surface of joint strip, the central point of intussuseption fixed layer, butt joint fixture block, joint strip puts and has seted up the bar groove, activity overlap joint is on the internal surface in bar groove is on the surface of fixed joint pole.
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.
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, 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-shaped groove, a joint soft block, a screw thread, a cooler, a power supply board and a fixed clamping connection rod, the clamping strip is clamped on the mainboard and is sequentially superposed upwards, the butt joint clamping block is clamped with the multi-type joint block in the clamping strip, the inclined plate at the top of the multi-type joint block and the right-angle block at the bottom are matched to lap joint the outer surface of the butt joint clamping block, the right-angle block is matched to limit the position of the connection and prevent the butt joint clamping block from swinging, the connection area between the butt joint clamping block and the joint plate and the diameter of the clamping at the bottom are increased by matching with the inclined plate clamping, the breakage caused by the connection diameter between the butt joint clamping block and the joint plate is avoided, the soft contact is carried out at the connection part between the inner filling fixing layer and the mainboard, the fixed clamping connection rod is clamped in the strip-shaped groove, utilize the laminating soft piece to carry out little extrusion to the internal surface of butt joint fixture block, outwards carry out slight movement to the butt joint fixture block, increase the contact compactness between butt joint fixture block and the polytype laminating piece, fix to the surface of desuperheater through screw line thread, utilize the fixed clamping to connect the pole can progressively fix the power strip of every 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 overlapped the mainboard of differentiation, reduce the volume of mainboard and the effect at equipment inside scope.
2. The invention provides a digital power supply mainboard, which adopts the matching among an air suction opening, an air outlet circular opening, a swing blade, internal circulating air, an invaginated chute, a rotating rod and a flow guide strip, sucks air from the outside through the air suction opening to cool the inside, discharges the cooled cold air through the air outlet circular opening, uses the swing 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 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 invaginated chute and impacts with the air from the air outlet circular opening, and the external thrust generated by the impact can diffuse the cold air to the periphery, thereby furthest increasing the diffusion range and area of the cold air, 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 mainboard, which adopts the matching among an air guide strip groove, a passive rotating shaft, an air outlet circular opening and a swinging blade, performs rising blowing of cold air through the moving bottom of the air outlet circular opening, guides the air by matching with the air guide strip groove on the outer surface of the swinging blade, and blows the outside of the wind direction on the left side when the swinging blade rotates, thereby increasing the air flowing range, and increases the passive rotation of the swinging blade by utilizing the passive rotating shaft.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a power board structure according to the present invention;
FIG. 3 is a schematic view of a clamping bar according to the present invention;
FIG. 4 is a schematic view of a fixed clamping rod structure according to the present invention;
FIG. 5 is a schematic view of the structure of the desuperheater of the present invention;
FIG. 6 is a schematic view of the oscillating blade structure of the present invention;
fig. 7 is a schematic structural view of the cold air flow guiding umbrella of the present invention.
In the figure: 5. a power supply main board; 51. a temperature reducer; 511. an air inlet; 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
As shown in fig. 1-7, the present invention provides a digital power supply motherboard, which comprises a power supply motherboard 5, wherein the power supply motherboard 5 comprises a temperature reducer 51, a clamping bar 52 is fixedly connected to the top surface of the temperature reducer 51, a power supply board 53 is movably mounted on the outer surface of the clamping bar 52, the power supply board 53 is polygonal, the included angle of the polygon is fixed to increase the stability of the power supply board 53, a fixed clamping bar 54 is movably connected to the inner surface of the clamping bar 52, a multi-type fitting block 521 is fixedly connected to the inner surfaces of the two sides of the clamping bar 52, an inclined plate is arranged on the top surface of the multi-type fitting block 521, a right angle is arranged at the bottom of the multi-type fitting block 521 to increase the stability of the bottom, a butt-fitting block 523 is movably connected to the outer surface of the multi-type fitting block 521, a joining plate 524 is fixedly connected to the top surface of the butt-fitting block 523, an inner filling fixing layer 525 is fixedly connected to the top surface of the joining plate 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 bar 52 is clamped to the power board 53, and is sequentially stacked upward, the butt-joint block 523 is clamped to the multi-type attaching block 521 inside the clamping bar 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 connecting area between the butt-joint block 523 and the connecting plate 524 is increased by matching with the inclined plate clamping, the connecting diameter between the butt-joint block 523 and the connecting plate 524 is prevented from being too small to cause breakage, the soft contact is performed at the connecting part between the inner filling fixing layer 525 and the power board 53, the fixing clamp rod 54 is clamped to the inside of the strip groove 526, the inner surface of the butt-joint block 523 is slightly extruded by using the attaching soft block 542, and the butt-joint block 523 is slightly moved outward, the contact tightness between the butt joint fixture block 523 and the multi-type fitting block 521 is increased, the butt joint fixture block is fixed to the outer surface of the cooler 51 through the screw threads 543 in a threaded manner, the power supply boards 53 of each layer can be gradually fixed through the fixing clamping rod 54, and the effects of gradually overlapping the divided power supply boards 53, reducing the size of the power supply boards 53 and reducing the range of the power supply boards 53 in the device are achieved.
Example 2
As shown in fig. 1 to 7, 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, the top of the rotating rod b2 is provided with a semi-circular arc shape for guiding the ascending 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 strip b4 is bent towards the top of one side, the guided wind is diffused upward.
In this embodiment, air is sucked from the outside through the suction opening 511 to be 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 to form downward circulating air, 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 the diffusion area of the cold air can be increased to the maximum extent, and the effect of uniformly cooling the internal power panel 53 is achieved.
Example 3
As shown in fig. 1 to 7, 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 groove a1, the swing blade 513 has a shape with one end being large and the other end being small, so that the air can be effectively diffused and guided by the air guide groove a1, and the outer surfaces of both ends of the swing blade 513 are fixedly connected to 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.
The working principle of the digital power supply main board is described in detail below.
As shown in fig. 1 to 7, one end of the clamping bar 52 is fixed to the outer surface of the temperature reducer 51, the filling fixing layer 525 is clamped to the insertion hole of the power panel 53, the butt-joint fixture 523 is butt-jointed with the clamping bar 52, the clamping bar 52 and the filling fixing layer 525 are sequentially overlapped by using the increased stability between the butt-joint fixture 523 and the polytype adhering block 521, the fixing clamping bar 54 passes 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 emitted, and the surface of the power panel 53 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, it is possible to modify or improve the optical characteristics of the optical fiber without departing from the spirit of the present invention.
Claims (5)
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 inner surfaces of the two sides of the clamping strip (52) are fixedly connected with a multi-type attaching block (521), an inclined plate is arranged on the top surface of the multi-type fitting block (521), the bottom of the multi-type fitting block (521) is provided with a right-angled shape to increase the stability of the bottom, a butt joint fixture block (523) is movably lapped on the outer surface of the multi-type fitting block (521), the top surface of the butt joint fixture block (523) is fixedly connected with a joint plate (524), the top surface of the joint plate (524) is fixedly connected with an inner filling fixing layer (525), the top surface of the infill fixing layer (525) is fixedly attached to the bottom surface of the clamping bar (52), a strip-shaped groove (526) is arranged at the central position of the inner filling fixing layer (525), the butt joint fixture block (523) and the clamping strip (52), the inner surface of the strip-shaped groove (526) is movably lapped on the outer surface of the fixed clamping rod (54).
2. 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.
3. 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).
4. A digital power supply motherboard according to claim 2, 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.
5. A digital power supply motherboard according to claim 2, 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).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110856054.8A CN113573538B (en) | 2021-07-28 | 2021-07-28 | Digital power supply mainboard |
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| CN202110856054.8A CN113573538B (en) | 2021-07-28 | 2021-07-28 | Digital power supply mainboard |
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| CN113573538A CN113573538A (en) | 2021-10-29 |
| CN113573538B true CN113573538B (en) | 2022-05-06 |
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| CN210042403U (en) * | 2019-05-24 | 2020-02-07 | 科逻技术(深圳)有限公司 | Multilayer circuit board |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8784335B2 (en) * | 2002-04-19 | 2014-07-22 | Sanofi-Aventis Deutschland Gmbh | Body fluid sampling device with a capacitive sensor |
| CN103167721A (en) * | 2011-12-09 | 2013-06-19 | 鸿富锦精密工业（深圳）有限公司 | Printed circuit board |
| CN204406297U (en) * | 2015-02-02 | 2015-06-17 | 北京京东方茶谷电子有限公司 | A kind of mainframe box and main frame |
| CN208338128U (en) * | 2018-06-25 | 2019-01-04 | 东莞龙迈智能电子科技有限公司 | A kind of just detachable circuit board of vehicle intelligent air purifier |
| CN209516743U (en) * | 2019-03-28 | 2019-10-18 | 上海临港弘博新能源发展有限公司 | A kind of photovoltaic energy monitoring data acquisition terminal |
| CN110022667A (en) * | 2019-05-24 | 2019-07-16 | 东莞市迈泰热传科技有限公司 | A kind of stacked radiator |
| CN210807976U (en) * | 2019-09-30 | 2020-06-19 | 深圳市业丰科技有限公司 | High-precision multilayer OSP board |
| CN212225733U (en) * | 2020-01-16 | 2020-12-25 | 武汉永强五金弹簧有限公司 | Computer case chute fastening screw |
| CN213204618U (en) * | 2020-06-18 | 2021-05-14 | 泰兴市鑫泰电梯设备有限公司 | Multilayer composite floor board |
| CN112137284A (en) * | 2020-09-28 | 2020-12-29 | 葛逸 | Teaching device based on big data education |
| CN112272501A (en) * | 2020-11-03 | 2021-01-26 | 成都安能捷电气科技有限公司 | Static var generator with good protection performance and convenient maintenance |
| CN213343079U (en) * | 2020-11-16 | 2021-06-01 | 深圳市皇榜科技有限公司 | Multilayer high density printed circuit board convenient to it is fixed |
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| CN210042403U (en) * | 2019-05-24 | 2020-02-07 | 科逻技术(深圳)有限公司 | Multilayer circuit board |
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