CN113760064A - Edge calculation server - Google Patents
Edge calculation server Download PDFInfo
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- CN113760064A CN113760064A CN202111074992.9A CN202111074992A CN113760064A CN 113760064 A CN113760064 A CN 113760064A CN 202111074992 A CN202111074992 A CN 202111074992A CN 113760064 A CN113760064 A CN 113760064A
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- Prior art keywords
- power supply
- shell
- main body
- gear
- electromagnet
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000017525 heat dissipation Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 239000000428 dust Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 238000005096 rolling process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005389 magnetism Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/181—Enclosures
- G06F1/182—Enclosures with special features, e.g. for use in industrial environments; grounding or shielding against radio frequency interference [RFI] or electromagnetical interference [EMI]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H17/00—Switches having flexible operating part adapted only for pulling, e.g. cord, chain
- H01H17/02—Details
- H01H17/06—Movable parts
- H01H17/08—Operating part, e.g. cord
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/28—Power arrangements internal to the switch for operating the driving mechanism using electromagnet
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention relates to the technical field of edge computing servers and discloses an edge computing server which comprises an equipment main body, wherein a rotating bearing is arranged on the side surface of the equipment main body. This edge calculation server, rolling bearing drives the first gear of surface and rotates, first gear pivoted process drives the second gear of meshing and rotates on first fixed cylindrical surface, the second connecting rod of the square fixed cover shell bottom of second gear pivoted in-process side extension piece fixed joint rises thereupon together, the connection lasso of second connecting rod bottom drives the connection disc of inside fixed joint third fixed cylindrical side and rotates on the fixed cylindrical surface of second simultaneously, thereby it is rotatory trend to drive the closing plate of connecting disc head rod bottom, form short siphon effect around the louvre, accelerate inside thermal giving off, simultaneously when the stop work, the balancing weight drives the closing plate and weighs down, form the closure to the louvre, avoid the dust to get into.
Description
Technical Field
The invention relates to the technical field of edge computing servers, in particular to an edge computing server.
Background
The edge computing server is an important carrier of the edge computing, is responsible for a plurality of important links of data processing, protocol conversion, automatic control, data receiving and sending, and meets the basic requirements of the industry in the aspects of real-time business, application intelligence, safety, privacy protection and the like.
The existing edge computing server distributes heat generated by work through the heat dissipation holes arranged on the surface of the shell, so that the performance of work is prevented from being influenced by continuously rising high temperature, when the computing server stops working, external dust easily enters from the heat dissipation holes, a dust film is formed on internal elements for a long time, the service life is shortened, and meanwhile, when a power failure phenomenon occurs, the edge computing server cannot normally work, so that certain loss is caused.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an edge computing server which has the advantages of automatic dust sealing and blocking when the computing server stops working and automatic power switching when the power is cut off, and solves the problems that external dust is easy to enter from a heat dissipation hole for a long time when the computing server stops working, a dust film is formed on internal elements, the service life is shortened, and the loss is caused when the edge computing server cannot work normally when the power failure phenomenon occurs.
The invention provides the following technical scheme: the utility model provides an edge calculation server, includes the equipment main part, the side of equipment main part is provided with rolling bearing, rolling bearing's fixed surface joint has first gear, the surface engagement of first gear has the second gear, the side fixedly connected with of second gear extends the piece, the fixed surface joint that extends the piece has square fixed cover shell, the bottom fixedly connected with second connecting rod of square fixed cover shell, the bottom fixed mounting of second connecting rod has the connecting ring, the inside fixed joint of connecting ring has the fixed cylinder of third, the fixed cylindrical side fixedly connected with of third connects the disc, the side fixedly connected with head rod of connecting the disc, the side fixed mounting of head rod has the closing plate.
Preferably, the side of equipment main part is provided with automatic switch power supply unit, automatic switch power supply unit is including automatic switch power supply unit shell, first electro-magnet, second electro-magnet, rubber stay cord and spring, the side fixed mounting of equipment main part has automatic switch power supply unit shell, the inside bottom of automatic switch power supply unit shell fixed mounting has rubber stay cord and spring respectively, the top fixed mounting of rubber stay cord has the second electro-magnet, the side of second electro-magnet is provided with first electro-magnet.
Preferably, a shielding shell is fixedly mounted on the side face of the equipment main body, a first fixed cylinder is fixedly mounted on one side of the inner wall of the shielding shell, and a second gear is movably sleeved on the surface of the first fixed cylinder.
Preferably, the side of equipment main part is provided with closing device, closing device is including the spacing shell of L type and balancing weight, the spacing shell of side fixed mounting of equipment main part has the spacing shell of L type, the inside of the spacing shell of L type is provided with the balancing weight, the side fixedly connected with closing plate of balancing weight.
Preferably, the side surface of the equipment main body is fixedly connected with a second fixed cylinder, the surface of the second fixed cylinder is movably sleeved with a connecting disc, and the surface of the second fixed cylinder is fixedly provided with a limiting ferrule.
Preferably, the bottom end inside the automatic switching power supply equipment shell is fixedly connected with two fixed vertical plates respectively, and the opposite sides of the two fixed vertical plates are connected with second electromagnets in a sliding mode.
Preferably, one side of the inner wall of the automatic switching power supply equipment shell is respectively and fixedly provided with a main power supply and a standby power supply, and the side surfaces of the main power supply and the standby power supply are respectively and fixedly provided with a first electromagnet.
Preferably, the side surface of the equipment main body is provided with a heat dissipation hole, and the side surface of the first fixing cylinder is fixedly provided with a cross-shaped limiting block.
Compared with the prior art, the invention has the following beneficial effects:
1. the edge computing server is provided with a first gear, a second gear and a connecting disc, when the device is electrified to work, the rotating bearing drives the first gear on the surface to rotate, the rotating process of the first gear drives the meshed second gear to rotate on the surface of the first fixed cylinder, the second connecting rod at the bottom of the square fixed sleeve shell fixedly clamped by the side extension block is lifted along with the second connecting rod in the rotating process of the second gear, meanwhile, the connecting ring at the bottom of the second connecting rod drives the connecting disc which is fixedly clamped on the side surface of the third fixed cylinder to rotate on the surface of the second fixed cylinder, so as to drive the sealing plate at the bottom of the first connecting rod of the connecting disc to rotate, form short-lived siphon effect around the louvre for inside thermal giving off, when the stop work simultaneously, the balancing weight drives the closing plate and falls down, forms to seal the louvre, avoids the dust to get into.
2. This edge calculation server, through setting up fixed riser, first electro-magnet, the second electro-magnet, spring and rubber stay cord, when the outage phenomenon appears, the first electro-magnet of second electro-magnet and main power side loses magnetic force and adsorbs the downstream, two fixed risers carry on spacingly to the direction that drops of second electro-magnet, the rubber stay cord of second electro-magnet and bottom simultaneously loses the spacing resilience of power, the second electro-magnet is located the top of spring and produces magnetism with the first electro-magnet circular telegram of stand-by power supply side and inhale and be circular telegram this moment, unable work causes the loss when avoiding appearing the outage.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention shown in FIG. 1;
FIG. 3 is a schematic diagram of a portion of the structure of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic view of the closure device of FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
fig. 6 is a schematic diagram of an internal structure of the automatic switching power supply apparatus of fig. 1 according to the present invention.
In the figure: 1. an apparatus main body; 2. a first connecting rod; 3. heat dissipation holes; 4. a closure device; 5. connecting the disks; 6. a shielding shell; 7. a second connecting rod; 8. a first gear; 9. a rotating bearing; 10. a first stationary cylinder; 11. a second gear; 12. a connecting ferrule; 13. a limiting ferrule; 14. a second stationary cylinder; 15. a third stationary cylinder; 16. a closing plate; 17. an L-shaped limit shell; 18. a balancing weight; 19. an extension block; 20. a cross-shaped limiting block; 21. a square fixed casing; 22. automatically switching power supply equipment shells; 23. a main power supply; 24. a first electromagnet; 25. a standby power supply; 26. fixing the vertical plate; 27. a second electromagnet; 28. a rubber pull rope; 29. a spring; 30. automatic switching power supply device.
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.
Referring to fig. 1 to 6, an edge calculation server includes an apparatus main body 1, a rotary bearing 9 is disposed on a side surface of the apparatus main body 1, a first gear 8 is fixedly clamped on a surface of the rotary bearing 9, a second gear 11 is engaged on a surface of the first gear 8, an extension block 19 is fixedly connected on a side surface of the second gear 11, a square fixing sleeve 21 is clamped on a surface of the extension block 19, a second connecting rod 7 is fixedly connected to a bottom of the square fixing sleeve 21, a connecting ring 12 is fixedly mounted on a bottom of the second connecting rod 7, a third fixing cylinder 15 is fixedly clamped inside the connecting ring 12, a connecting disc 5 is fixedly connected to a side surface of the third fixing cylinder 15, a first connecting rod 2 is fixedly connected to a side surface of the connecting disc 5, and a sealing plate 16 is fixedly mounted on a side surface of the first connecting rod 2.
Wherein; the side of the main body 1 of the device is provided with an automatic switching power supply device 30, the automatic switching power supply device 30 comprises an automatic switching power supply device shell 22, a first electromagnet 24, a second electromagnet 27, a rubber pull rope 28 and a spring 29, the side of the main body 1 of the device is fixedly provided with the automatic switching power supply device shell 22, the bottom end inside the automatic switching power supply device shell 22 is fixedly provided with the rubber pull rope 28 and the spring 29 respectively, the spring 29 performs descending buffering on the second electromagnet 27 which slides down, the second electromagnet 27 is prevented from being damaged due to hard contact, the service life is prolonged, the top of the rubber pull rope 28 is fixedly provided with the second electromagnet 27, the rubber pull rope 28 is arranged at the bottom of the second electromagnet 27, the first electromagnet 24 and the second electromagnet 27 on the side of the main power supply 23 are in a stretching state when being adsorbed, and when power failure occurs, the rubber pull rope 28 drives the second electromagnet 27 to shrink, the butt joint with the first electromagnet 24 on the side of the standby power supply 25 is completed, the normal operation of the device is ensured, and the first electromagnet 24 is arranged on the side of the second electromagnet 27.
Wherein; the side fixed mounting of equipment main part 1 has shelters from shell 6, and one side fixed mounting who shelters from the shell 6 inner wall has first fixed cylinder 10, and the surface activity of first fixed cylinder 10 has cup jointed second gear 11.
Wherein; the side of equipment main part 1 is provided with closing device 4, closing device 4 is including the spacing shell 17 of L type and balancing weight 18, the side fixed mounting of equipment main part 1 has the spacing shell 17 of L type, the inside of the spacing shell 17 of L type is provided with balancing weight 18, the side fixedly connected with closing plate 16 of balancing weight 18, when the device stop work, rolling bearing 9 stall, first gear 8 on surface loses behind the meshing restriction to second gear 11, balancing weight 18 drives closing plate 16 and weighs down, thoroughly seal the louvre 3 of seting up 1 side of equipment main part, prevent that the dust from entering into inside.
Wherein; the side of the equipment main body 1 is fixedly connected with a second fixed cylinder 14, the surface of the second fixed cylinder 14 is movably sleeved with a connecting disc 5, and the surface of the second fixed cylinder 14 is fixedly provided with a limiting ferrule 13.
Wherein; two fixed risers 26 of inside bottom difference fixedly connected with of automatic switch power supply unit shell 22, the opposition side sliding connection of two fixed risers 26 has second electro-magnet 27, when the outage phenomenon appears, first electro-magnet 24 of second electro-magnet 27 and main power 23 side loses magnetic force and adsorbs the downstream, two fixed risers 26 of the inside bottom fixed mounting of automatic switch power supply unit shell 22 are to standing side gliding second electro-magnet 27, second electro-magnet 27 is electrified with the first electro-magnet 24 circular telegram production magnetism of stand-by power supply 25 side and is inhaled and is switched on, reach the purpose of automatic switch power supply.
Wherein; a main power supply 23 and a standby power supply 25 are respectively fixedly installed on one side of the inner wall of the automatic switching power supply device shell 22, and first electromagnets 24 are respectively fixedly installed on the side surfaces of the main power supply 23 and the standby power supply 25.
Wherein; louvre 3 has been seted up to the side of equipment main part 1, and first fixed cylinder 10's side fixed mounting has cross stopper 20, and cross stopper 20 is whole to be cross, and installs in first fixed cylinder 10's side, and the laminating is spacing in second gear 11's side, carries on second gear 11, avoids appearing the phenomenon that drops from first fixed cylinder 10 surface.
The working principle is that in the working process, the equipment main body 1 controls the first gear 8 on the surface of the side rotary bearing 9 to rotate, the first gear 8 drives the meshed second gear 11 to rotate on the surface of the first fixed cylinder 10 in the rotating process, the second connecting rod 7 at the bottom of the square fixed casing 21 fixedly clamped by the side extension block 19 in the rotating process of the second gear 11 is lifted along with the first connecting rod, meanwhile, the connecting ring 12 at the bottom of the second connecting rod 7 drives the connecting disc 5 fixedly clamped on the side of the third fixed cylinder 15 inside to rotate on the surface of the second fixed cylinder 14, the sealing plate 16 at the bottom of the first connecting rod 2 of the connecting disc 5 is driven to rotate, transient sealing and opening can be formed when the connecting disc passes through the heat dissipation holes 3 on the side of the equipment main body 1 in the rotating process, so as to accelerate the heat dissipation inside, when the device stops working, the rotary bearing 9 stops rotating, and after the first gear 8 on the surface loses the meshing limitation on the second gear 11, balancing weight 18 drives the closing plate 16 and weighs down, thoroughly seal the louvre 3 of equipment main part 1 side, prevent that the dust from entering into inside, when the outage phenomenon appears, the first electro-magnet 24 of second electro-magnet 27 and main power 23 side loses magnetic force and adsorbs the downstream, two fixed riser 26 of the inside bottom fixed mounting of automatic switch power supply equipment shell 22 are to standing up the side and gliding second electro-magnet 27, the rubber stay cord 28 of second electro-magnet 27 and bottom loses the spacing resilience of power simultaneously, second electro-magnet 27 is located the top of spring 29 and produces magnetism with the first electro-magnet 24 circular telegram of stand-by power supply 25 side and inhale and be circular telegram this moment, carry out the automatic switch power.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The edge calculation server is characterized by comprising an equipment main body (1), wherein a rotary bearing (9) is arranged on the side face of the equipment main body (1), a first gear (8) is clamped on the surface of the rotary bearing (9), a second gear (11) is meshed on the surface of the first gear (8), an extension block (19) is fixedly connected to the side face of the second gear (11), a square fixing sleeve shell (21) is clamped on the surface of the extension block (19), a second connecting rod (7) is fixedly connected to the bottom of the square fixing sleeve shell (21), a connecting ring (12) is fixedly installed at the bottom of the second connecting rod (7), a third fixing cylinder (15) is clamped inside the connecting ring (12), and a connecting disc (5) is fixedly connected to the side face of the third fixing cylinder (15), the side face of the connecting disc (5) is fixedly connected with a first connecting rod (2), and a closing plate (16) is fixedly installed on the side face of the first connecting rod (2).
2. The edge computing server according to claim 1, wherein an automatic switching power supply device (30) is arranged on a side surface of the device main body (1), the automatic switching power supply device (30) comprises an automatic switching power supply device shell (22), a first electromagnet (24), a second electromagnet (27), a rubber pull rope (28) and a spring (29), the automatic switching power supply device shell (22) is fixedly mounted on the side surface of the device main body (1), a rubber pull rope (28) and a spring (29) are fixedly mounted at the bottom end inside the automatic switching power supply device shell (22) respectively, the second electromagnet (27) is fixedly mounted at the top of the rubber pull rope (28), and the first electromagnet (24) is arranged on the side surface of the second electromagnet (27).
3. The edge computing server according to claim 1, wherein a shielding shell (6) is fixedly installed on a side surface of the device main body (1), a first fixed cylinder (10) is fixedly installed on one side of an inner wall of the shielding shell (6), and a second gear (11) is movably sleeved on the surface of the first fixed cylinder (10).
4. The edge computing server according to claim 1, wherein a sealing device (4) is arranged on a side surface of the equipment main body (1), the sealing device (4) comprises an L-shaped limiting shell (17) and a balancing weight (18), the L-shaped limiting shell (17) is fixedly installed on the side surface of the equipment main body (1), the balancing weight (18) is arranged inside the L-shaped limiting shell (17), and a sealing plate (16) is fixedly connected to the side surface of the balancing weight (18).
5. The edge computing server according to claim 1, wherein a second fixed cylinder (14) is fixedly connected to a side surface of the device main body (1), a connection disc (5) is movably sleeved on a surface of the second fixed cylinder (14), and a limiting ferrule (13) is fixedly mounted on the surface of the second fixed cylinder (14).
6. The edge computing server according to claim 2, wherein two fixed vertical plates (26) are fixedly connected to the bottom end of the interior of the automatic switching power supply device casing (22), and a second electromagnet (27) is slidably connected to the opposite side of the two fixed vertical plates (26).
7. The edge computing server of claim 2, wherein a main power supply (23) and a standby power supply (25) are fixedly mounted on one side of the inner wall of the automatic switching power supply equipment shell (22), and a first electromagnet (24) is fixedly mounted on the side surfaces of the main power supply (23) and the standby power supply (25).
8. The edge computing server according to claim 3, wherein the side surface of the main body (1) is provided with heat dissipation holes (3), and a cross-shaped limiting block (20) is fixedly mounted on the side surface of the first fixing cylinder (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111074992.9A CN113760064A (en) | 2021-09-14 | 2021-09-14 | Edge calculation server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111074992.9A CN113760064A (en) | 2021-09-14 | 2021-09-14 | Edge calculation server |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113760064A true CN113760064A (en) | 2021-12-07 |
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ID=78795463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111074992.9A Pending CN113760064A (en) | 2021-09-14 | 2021-09-14 | Edge calculation server |
Country Status (1)
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| CN (1) | CN113760064A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6396689B1 (en) * | 2000-08-02 | 2002-05-28 | Ming-Chuan Yu | Computer mainframe cooling structure |
| CN101593010A (en) * | 2008-05-30 | 2009-12-02 | 鸿富锦精密工业（深圳）有限公司 | Machine box for server |
| KR101814085B1 (en) * | 2017-07-03 | 2018-01-02 | 홍민성 | Computer case for server rack |
| CN208654694U (en) * | 2018-06-15 | 2019-03-26 | 沈阳欣欣晶智信息工程有限公司 | A kind of e-server that security performance is strong |
| CN209198997U (en) * | 2018-11-26 | 2019-08-02 | 天津渤海职业技术学院 | A kind of high-efficient heat-dissipating computer rear cover |
| CN210295025U (en) * | 2019-10-29 | 2020-04-10 | 湖南信息学院 | Energy-saving quick heat abstractor of computer |
| CN211554853U (en) * | 2020-04-23 | 2020-09-22 | 海南经贸职业技术学院 | Dustproof easy-to-install case for computer |
| CN211857354U (en) * | 2020-03-25 | 2020-11-03 | 马海龙 | Computer machine case convenient to heat dissipation |
| CN112416087A (en) * | 2020-11-30 | 2021-02-26 | 常州普和软件有限公司 | Industrial Internet of things edge calculation server |
-
2021
- 2021-09-14 CN CN202111074992.9A patent/CN113760064A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6396689B1 (en) * | 2000-08-02 | 2002-05-28 | Ming-Chuan Yu | Computer mainframe cooling structure |
| CN101593010A (en) * | 2008-05-30 | 2009-12-02 | 鸿富锦精密工业（深圳）有限公司 | Machine box for server |
| KR101814085B1 (en) * | 2017-07-03 | 2018-01-02 | 홍민성 | Computer case for server rack |
| CN208654694U (en) * | 2018-06-15 | 2019-03-26 | 沈阳欣欣晶智信息工程有限公司 | A kind of e-server that security performance is strong |
| CN209198997U (en) * | 2018-11-26 | 2019-08-02 | 天津渤海职业技术学院 | A kind of high-efficient heat-dissipating computer rear cover |
| CN210295025U (en) * | 2019-10-29 | 2020-04-10 | 湖南信息学院 | Energy-saving quick heat abstractor of computer |
| CN211857354U (en) * | 2020-03-25 | 2020-11-03 | 马海龙 | Computer machine case convenient to heat dissipation |
| CN211554853U (en) * | 2020-04-23 | 2020-09-22 | 海南经贸职业技术学院 | Dustproof easy-to-install case for computer |
| CN112416087A (en) * | 2020-11-30 | 2021-02-26 | 常州普和软件有限公司 | Industrial Internet of things edge calculation server |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211207 |
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| RJ01 | Rejection of invention patent application after publication |