CN114063742A - Embedded industrial personal computer shell - Google Patents
Embedded industrial personal computer shell Download PDFInfo
- Publication number
- CN114063742A CN114063742A CN202111577411.3A CN202111577411A CN114063742A CN 114063742 A CN114063742 A CN 114063742A CN 202111577411 A CN202111577411 A CN 202111577411A CN 114063742 A CN114063742 A CN 114063742A
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- China
- Prior art keywords
- industrial computer
- personal computer
- supporting plate
- industrial personal
- outer shell
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- 230000008602 contraction Effects 0.000 claims description 20
- 230000000712 assembly Effects 0.000 claims description 12
- 238000000429 assembly Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 9
- 239000000428 dust Substances 0.000 abstract description 8
- 238000009423 ventilation Methods 0.000 abstract description 8
- 230000001771 impaired effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 244000208734 Pisonia aculeata Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- -1 gravel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010408 sweeping Methods 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
-
- 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
- G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field of industrial personal computer equipment, and discloses an embedded industrial personal computer shell, which comprises an industrial personal computer shell assembly, wherein the industrial personal computer shell assembly comprises an outer shell, a first sliding groove, a top cover and a vent hole, the first sliding groove is formed in the inner side wall of the outer shell, the top cover is installed at the top of the outer shell, and the vent hole is formed in the outer side wall of the outer shell; can reduce the atress of anticollision lid through setting up the spring telescopic link, make anticollision lid non-deformable, increase the life of industrial computer, and set up dog one and dog two, can make the anticollision lid behind the atress, the inside shrink board of both sides backup pad can seal the ventilation hole, reduce the entering of external dust and other things, it can not be impaired to protect its internal component, and set up the receipts pull rod and can contract the shrink board, make the shrink board can repetitious usage, reduce cost of maintenance, the industrial computer atress warp in the past has been solved, reduce life's phenomenon.
Description
Technical Field
The invention relates to the technical field of industrial personal computer equipment, in particular to an embedded industrial personal computer shell.
Background
Industrial personal computer (industrial control computer) is a general name for tools which adopt a bus structure and detect and control production processes, electromechanical equipment and process equipment. The industrial personal computer has important computer attributes and characteristics, such as a computer CPU, a hard disk, an internal memory, external equipment, an interface, an operating system, a control network, a protocol, computing power and a friendly human-computer interface. The product and technology of industrial control industry are very special, belong to the intermediate product, it is reliable, embedded, intelligent industrial computer to provide for other every trade.
The embedded industrial personal computer is a special computer for industry, can also be called as a special computer, and is mainly embedded into industrial field automation equipment and life informatization equipment.
The existing embedded industrial personal computer protective shell often can lead to the protective shell to deform because of receiving the striking when using to the phenomenon that can make the industrial personal computer get into dust, grit or water droplet leads to the life reduction of industrial personal computer.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the embedded industrial personal computer shell which has the advantages of damping and unloading force, reducing deformation of the protective shell and increasing entry of protective dust, and solves the problem that the service life of the industrial personal computer is shortened due to the fact that the protective shell is deformed due to collision when the protective shell of the conventional embedded industrial personal computer is used, and dust, gravel or water drops enter the industrial personal computer.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an embedded industrial personal computer shell comprises an industrial personal computer shell assembly, wherein the industrial personal computer shell assembly comprises an outer shell, a first sliding groove, a top cover and a vent hole, the first sliding groove is formed in the inner side wall of the outer shell, the top cover is installed at the top of the outer shell, and the vent hole is formed in the outer side wall of the outer shell;
a telescopic assembly is arranged inside the first sliding groove and comprises an anti-collision cover, a spring telescopic rod, a supporting plate and a supporting plate groove, the supporting plate is arranged inside the first sliding groove, the anti-collision cover is fixedly connected to the top of the anti-collision cover, the spring telescopic rod is arranged at the bottom of the anti-collision cover, and the supporting plate groove is formed in one side of the supporting plate;
the internally mounted of backup pad has shrink board subassembly, shrink board subassembly includes dog I, connecting rod, fixed block, spring, shrink board, articulated seat, dog two and torsional spring, the inside of backup pad is equipped with the shrink board, install the both ends of shrink board dog I, one side of dog I is equipped with the connecting rod, the one end fixedly connected with of connecting rod the fixed block, the surface of connecting rod is equipped with the spring, install the inside wall of spout I articulated seat, the surface of articulated seat articulates there is dog two, install the bottom of articulated seat the torsional spring.
Preferably, one side of the first stop block and one side of the second stop block are provided with a flattened inclined surface.
By adopting the scheme, the first stop block can not be blocked when being contracted through the inclined planes of the first stop block and the second stop block.
Preferably, a groove capable of accommodating the connecting rod is formed in the first stop block.
By adopting the scheme, when the first check block contracts, the groove in the first check block is abutted to the connecting rod through compression of the spring.
Preferably, the number of the shrink plate assemblies is two, and the two shrink plate assemblies are symmetrically distributed with reference to the center of the support plate.
By adopting the scheme, the contraction plates on two sides can be resisted, so that the contraction plates are fixed on the second baffle when not used.
Preferably, the supporting plate groove is internally provided with a retracting component, the retracting component comprises a retracting pull rod and a second sliding groove, one side of the retracting plate is fixedly connected with the retracting pull rod, the retracting pull rod slides in the supporting plate groove, and the inner side wall of the first sliding groove is provided with the second sliding groove.
Through adopting above-mentioned scheme, can carry out the pull-back to the shrink board through receiving the pull rod, make the dog card at shrink board both ends in the top of dog two, make the shrink board so that next use.
Preferably, the number of the retracting components is two, and the two retracting components are respectively distributed on the two supporting plates.
Through adopting above-mentioned scheme, can accomodate the backup pad at both ends, make the shrink board keep the state of normally accomodating to use next time.
Preferably, the bottom of shrink board is installed and is cleaned the subassembly, clean the subassembly and include connecting block, axis of rotation and cylinder brush, the bottom both ends fixedly connected with of shrink board the connecting block, both ends the inboard of connecting block is installed the axis of rotation, the surface mounting of axis of rotation has the cylinder brush.
Through adopting above-mentioned scheme, can clear up the ventilation hole through the cylinder brush, keep the clean in ventilation hole, increase radiating effect.
Preferably, the number of the cleaning assemblies is two, and the two cleaning assemblies are respectively distributed at the bottoms of the two shrinkage boards.
Through adopting above-mentioned scheme, can clear up twice ventilation hole, reduce the dust in ventilation hole, increase the effect of heat dissipation and ventilation.
(III) advantageous effects
Compared with the prior art, the invention provides an embedded industrial personal computer shell, which has the following beneficial effects:
can reduce the atress of anticollision lid through setting up the spring telescopic link, make anticollision lid non-deformable, increase the life of industrial computer, and set up dog one and dog two, can make the anticollision lid behind the atress, the inside shrink board of both sides backup pad can seal the ventilation hole, reduce the entering of external dust and other things, it can not be impaired to protect its internal component, and set up the receipts pull rod and can contract the shrink board, make the shrink board can repetitious usage, reduce cost of maintenance, the industrial computer atress warp in the past has been solved, reduce life's phenomenon.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic side view of the chute of the present invention;
fig. 3 is a schematic structural diagram of a first fixture block and a second fixture block in the present invention.
In the figure: 1. an industrial personal computer housing assembly; 11. an outer housing; 12. a first sliding chute; 13. a top cover; 14. a vent hole; 2. a telescoping assembly; 21. an anti-collision cover; 22. a spring telescopic rod; 23. a support plate; 24. a support plate slot; 3. a shrink plate assembly; 31. a first stop block; 32. a connecting rod; 33. a fixed block; 34. a spring; 35. a shrink plate; 36. a hinged seat; 37. a second stop block; 38. a torsion spring; 4. a retracting component; 41. retracting the pull rod; 42. a second chute; 5. a sweeping assembly; 51. connecting blocks; 52. a rotating shaft; 53. a roller brush.
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.
Example one
An embedded industrial personal computer shell comprises an industrial personal computer shell assembly 1, wherein the industrial personal computer shell assembly 1 comprises an outer shell 11, a first chute 12, a top cover 13 and a vent hole 14, the first chute 12 is formed in the inner side wall of the outer shell 11, the top cover 13 is installed at the top of the outer shell 11, and the vent hole 14 is formed in the outer side wall of the outer shell 11; the telescopic assembly 2 is installed inside the sliding chute I12, the telescopic assembly 2 comprises an anti-collision cover 21, a spring telescopic rod 22, a supporting plate 23 and a supporting plate groove 24, the supporting plate 23 is arranged inside the sliding chute I12, the anti-collision cover 21 is fixedly connected to the top of the anti-collision cover 21, the spring telescopic rod 22 is installed at the bottom of the anti-collision cover 21, and the supporting plate groove 24 is formed in one side of the supporting plate 23; the retractable plate assembly 3 is mounted inside the supporting plate 23, the retractable plate assembly 3 comprises a first stopper 31, a connecting rod 32, a fixing block 33, a spring 34, a retractable plate 35, a hinge seat 36, a second stopper 37 and a torsion spring 38, the retractable plate 35 is mounted inside the supporting plate 23, the first stopper 31 is mounted at two ends of the retractable plate 35, the connecting rod 32 is arranged on one side of the first stopper 31, the fixing block 33 is fixedly connected to one end of the connecting rod 32, the spring 34 is arranged on the outer surface of the connecting rod 32, the hinge seat 36 is mounted on the inner side wall of the first chute 12, the second stopper 37 is hinged to the outer surface of the hinge seat 36, and the torsion spring 38 is mounted at the bottom of the hinge seat 36; one side of the first stop block 31 and one side of the second stop block 37 are provided with a flattened inclined surface; a groove capable of accommodating the connecting rod 32 is formed in the first stop block 31; the number of the contraction plate assemblies 3 is two, and the two contraction plate assemblies 3 are symmetrically distributed according to the center of the support plate 23; the retracting component 4 is arranged in the supporting plate groove 24, the retracting component 4 comprises a retracting pull rod 41 and a second sliding groove 42, the retracting pull rod 41 is fixedly connected to one side of the retracting plate 35, the retracting pull rod 41 slides in the supporting plate groove 24, and the second sliding groove 42 is arranged on the inner side wall of the first sliding groove 12; two retracting components 4 are arranged, and the two retracting components 4 are respectively distributed on the two supporting plates 23.
Referring to fig. 1 to 3, when the anti-collision cover 21 is impacted, the anti-collision cover 21 absorbs the shock through the telescopic rod 22, so that the impact force is reduced, when the anti-collision cover 21 descends, the support plate 23 descends, the descending of the support plate 23 drives the first stopper 31 to descend, when the first stopper 31 descends, the first stopper 31 collides with the second stopper 37, the second stopper 37 is pressed by the first stopper 31, when the pressing force is high, the first stopper 31 on the second stopper 37 passes through the second stopper 37, and when the first stopper 31 passes through the second stopper 37, the contraction plate 35 inside the support plate 23 extends, so that the contraction plate 35 seals the vent hole 14, thereby reducing dust, gravel, water drops and the like which may enter through the vent hole 14 from the outside, and when the contraction plate 35 needs to be stored, the contraction rod 41 can be pulled, make and receive pull rod 41 and drive shrink board 35 and rise to make shrink board 35 accomodate in backup pad 23, and when the dog 31 of shrink board 35 both sides was met dog two 37, because of the inclined plane of dog one 31 and dog two 37, can make dog one 31 contract through the compression of spring 34, make dog one 31 contract on connecting rod 32 through inside recess, after dog one 31 passes through the position of dog two 37, can make dog one 31 stretch out because of the bounce-back of spring 34, thereby make dog one 31 support and block on dog two 37, so that next use.
Example two
The cleaning function is added on the basis of the first embodiment.
The bottom of the contraction plate 35 is provided with a cleaning assembly 5, the cleaning assembly 5 comprises a connecting block 51, a rotating shaft 52 and a roller brush 53, the two ends of the bottom of the contraction plate 35 are fixedly connected with the connecting block 51, the rotating shaft 52 is arranged on the inner side of the connecting block 51 at the two ends, and the outer surface of the rotating shaft 52 is provided with the roller brush 53; the number of the cleaning assemblies 5 is two, and the two cleaning assemblies 5 are respectively distributed at the bottoms of the two shrinkage plates 35.
Referring to fig. 1 to 3, meanwhile, when the contraction plate 35 descends, the connection block 51 at the bottom of the contraction plate 35 descends, because the connection block 51 is provided with the rotation shaft 52, and the outer surface of the rotation shaft 52 is provided with the roller brush 53, when the contraction plate 35 descends, the roller brush 53 descends, so that the roller brush 53 rolls inside the chute one 12, and the roller brush 53 cleans the ventilation hole 14 on the chute one 12, thereby reducing the accumulation of dust.
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 utility model provides an embedded industrial computer casing, includes industrial computer housing assembly (1), its characterized in that: the industrial personal computer shell assembly (1) comprises an outer shell (11), a first sliding groove (12), a top cover (13) and a vent hole (14), wherein the first sliding groove (12) is formed in the inner side wall of the outer shell (11), the top cover (13) is installed at the top of the outer shell (11), and the vent hole (14) is formed in the outer side wall of the outer shell (11);
a telescopic assembly (2) is installed inside the first sliding chute (12), the telescopic assembly (2) comprises an anti-collision cover (21), a spring telescopic rod (22), a supporting plate (23) and a supporting plate groove (24), the supporting plate (23) is arranged inside the first sliding chute (12), the top of the anti-collision cover (21) is fixedly connected with the anti-collision cover (21), the spring telescopic rod (22) is installed at the bottom of the anti-collision cover (21), and the supporting plate groove (24) is formed in one side of the supporting plate (23);
a contraction plate component (3) is arranged in the support plate (23), the contraction plate component (3) comprises a first stop block (31), a connecting rod (32), a fixed block (33), a spring (34), a contraction plate (35), a hinge seat (36), a second stop block (37) and a torsion spring (38), the inner part of the supporting plate (23) is provided with the contraction plate (35), two ends of the contraction plate (35) are provided with the first stop blocks (31), one side of the first stop block (31) is provided with the connecting rod (32), one end of the connecting rod (32) is fixedly connected with the fixing block (33), the outer surface of the connecting rod (32) is provided with the spring (34), the inner side wall of the first sliding groove (12) is provided with the hinge seat (36), the outer surface of the hinged seat (36) is hinged with a second stop block (37), and the torsion spring (38) is installed at the bottom of the hinged seat (36).
2. The embedded industrial computer housing of claim 1, wherein: one side of the first stop block (31) and one side of the second stop block (37) are provided with a flattened inclined surface.
3. The embedded industrial computer housing of claim 1, wherein: the first stop block (31) is internally provided with a groove capable of accommodating the connecting rod (32).
4. The embedded industrial computer housing of claim 1, wherein: the number of the contraction plate assemblies (3) is two, and the two contraction plate assemblies (3) are symmetrically distributed according to the center of the supporting plate (23).
5. The embedded industrial computer housing of claim 1, wherein: the internally mounted of backup pad groove (24) has receipts to draw subassembly (4), receive to draw subassembly (4) including receiving pull rod (41) and spout two (42), one side fixedly connected with of shrink board (35) receipts pull rod (41), it is in to receive pull rod (41) slide in backup pad groove (24), the inside wall of spout one (12) is equipped with spout two (42).
6. The embedded industrial computer housing of claim 5, wherein: the two retracting components (4) are arranged, and the two retracting components (4) are respectively distributed on the two supporting plates (23).
7. The embedded industrial computer housing of claim 1, wherein: the bottom of shrink board (35) is installed and is cleaned subassembly (5), clean subassembly (5) including connecting block (51), axis of rotation (52) and cylinder brush (53), the bottom both ends fixedly connected with of shrink board (35) connecting block (51), both ends the inboard of connecting block (51) is installed axis of rotation (52), the surface mounting of axis of rotation (52) has cylinder brush (53).
8. The embedded industrial computer housing of claim 7, wherein: the cleaning assemblies (5) are arranged in two, and the two cleaning assemblies (5) are respectively distributed at the bottoms of the two shrinkage plates (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111577411.3A CN114063742B (en) | 2021-12-22 | 2021-12-22 | Embedded industrial personal computer housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111577411.3A CN114063742B (en) | 2021-12-22 | 2021-12-22 | Embedded industrial personal computer housing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114063742A true CN114063742A (en) | 2022-02-18 |
| CN114063742B CN114063742B (en) | 2023-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111577411.3A Active CN114063742B (en) | 2021-12-22 | 2021-12-22 | Embedded industrial personal computer housing |
Country Status (1)
| Country | Link |
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| CN (1) | CN114063742B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2058723A2 (en) * | 2007-11-07 | 2009-05-13 | Portwell Inc. | Shock absorbing structure of computer storage device |
| CN108730406A (en) * | 2018-07-05 | 2018-11-02 | 安徽云图信息技术有限公司 | A kind of computer cabinet based on network security |
| CN109085898A (en) * | 2018-09-30 | 2018-12-25 | 贵州大学 | A kind of antidetonation dust protected computer housing |
| CN209879410U (en) * | 2019-05-14 | 2019-12-31 | 邢台职业技术学院 | Computer is with quick-witted case convenient to dismantle |
| CN209980144U (en) * | 2019-04-30 | 2020-01-21 | 华信纵横科技有限公司 | Computer heat dissipation machine case |
| CN211044142U (en) * | 2020-02-07 | 2020-07-17 | 陈木琼 | Server convenient to installation is fixed |
| CN212749734U (en) * | 2020-09-21 | 2021-03-19 | 四川大学锦江学院 | Computer hard disk protection device that takes precautions against earthquakes |
| CN214067710U (en) * | 2020-12-23 | 2021-08-27 | 北京其阳华夏科技有限公司 | Embedded industrial personal computer |
| CN113434032A (en) * | 2021-06-17 | 2021-09-24 | 研华科技(中国)有限公司 | Power supply protection device and protection method for industrial control machine |
| CN214376192U (en) * | 2021-02-01 | 2021-10-08 | 西安鸿都光电科技有限公司 | Industrial control mainboard with protective structure |
| CN214579990U (en) * | 2021-04-13 | 2021-11-02 | 深圳市百特菲电子有限公司 | Commercial industrial computer with safeguard function |
| CN214846555U (en) * | 2021-06-10 | 2021-11-23 | 研华科技(中国)有限公司 | Shell protection device of industrial personal computer |
-
2021
- 2021-12-22 CN CN202111577411.3A patent/CN114063742B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2058723A2 (en) * | 2007-11-07 | 2009-05-13 | Portwell Inc. | Shock absorbing structure of computer storage device |
| CN108730406A (en) * | 2018-07-05 | 2018-11-02 | 安徽云图信息技术有限公司 | A kind of computer cabinet based on network security |
| CN109085898A (en) * | 2018-09-30 | 2018-12-25 | 贵州大学 | A kind of antidetonation dust protected computer housing |
| CN209980144U (en) * | 2019-04-30 | 2020-01-21 | 华信纵横科技有限公司 | Computer heat dissipation machine case |
| CN209879410U (en) * | 2019-05-14 | 2019-12-31 | 邢台职业技术学院 | Computer is with quick-witted case convenient to dismantle |
| CN211044142U (en) * | 2020-02-07 | 2020-07-17 | 陈木琼 | Server convenient to installation is fixed |
| CN212749734U (en) * | 2020-09-21 | 2021-03-19 | 四川大学锦江学院 | Computer hard disk protection device that takes precautions against earthquakes |
| CN214067710U (en) * | 2020-12-23 | 2021-08-27 | 北京其阳华夏科技有限公司 | Embedded industrial personal computer |
| CN214376192U (en) * | 2021-02-01 | 2021-10-08 | 西安鸿都光电科技有限公司 | Industrial control mainboard with protective structure |
| CN214579990U (en) * | 2021-04-13 | 2021-11-02 | 深圳市百特菲电子有限公司 | Commercial industrial computer with safeguard function |
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| CN113434032A (en) * | 2021-06-17 | 2021-09-24 | 研华科技(中国)有限公司 | Power supply protection device and protection method for industrial control machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114063742B (en) | 2023-11-21 |
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