CN215764052U - Negative pressure cold suction type portable notebook computer radiating support - Google Patents
Negative pressure cold suction type portable notebook computer radiating support Download PDFInfo
- Publication number
- CN215764052U CN215764052U CN202120785526.0U CN202120785526U CN215764052U CN 215764052 U CN215764052 U CN 215764052U CN 202120785526 U CN202120785526 U CN 202120785526U CN 215764052 U CN215764052 U CN 215764052U
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- bracket
- negative pressure
- notebook computer
- telescopic
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 101
- 230000008093 supporting effect Effects 0.000 claims abstract description 62
- 238000001179 sorption measurement Methods 0.000 claims abstract description 24
- 238000001816 cooling Methods 0.000 claims abstract description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000033228 biological regulation Effects 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 201000005671 spondyloarthropathy Diseases 0.000 description 1
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a negative pressure cold-suction type portable laptop heat dissipation bracket, which comprises a negative pressure air-cooling adsorption bracket and a folding adjusting bracket, wherein the negative pressure air-cooling adsorption bracket is arranged on the folding adjusting bracket; the negative pressure air-cooled adsorption bracket is arranged on the folding adjusting bracket and used for fixing the portable notebook computer. The negative pressure air cooling adsorption bracket comprises a heat dissipation net, a heat dissipation clamping button, a fan and a direct current motor; the folding adjusting bracket comprises a supporting rod, a telescopic bracket, a supporting seat, a connecting plate and a connecting rod. The negative pressure air-cooling adsorption bracket and the folding adjusting bracket designed by the utility model are of separable structures and have folding functions, so that the negative pressure air-cooling adsorption bracket and the folding adjusting bracket are convenient to store and arrange; the supporting rod is tightly attached to the supported surface at the bottom of the notebook computer, and the heat dissipation net is arranged between the supporting rod and the supported surface, so that the supporting rod is guaranteed to achieve a good supporting effect. After the supporting rod is erected, the supporting rod is fixed by the telescopic rod to form a triangular stable shape, and the supporting rod is prevented from deviating. The designed negative pressure adsorption can ensure smooth air cooling.
Description
Technical Field
The utility model relates to a heat dissipation support, in particular to a negative pressure cold suction type portable notebook heat dissipation support, and belongs to the technical field of auxiliary heat dissipation of portable notebooks.
Background
The CPU and other parts of the portable notebook computer generate heat in the high-speed running process, and the heat dissipation is a heat transfer process, so that the heat generated by the CPU is brought to other media, and the temperature of the CPU is controlled within a stable range. Depending on the living environment, the heat of the CPU is ultimately dissipated into the air. This process is computer heat dissipation.
The notebook computer heat dissipation support has the following functions:
1. supplementary notebook heat dissipation uses the heat dissipation support after, the lid can not contact with the desktop behind the notebook, is favorable to notebook air intake air like this, and the heat-sinking capability of notebook can strengthen to some extent.
2. Raise the notebook screen, alleviate cervical vertebra ache, long-term use notebook, if do not do any measure need look down the screen, long-term with this, can bring huge pressure for the cervical vertebra, appear the cervical spondylopathy even, and the screen just can be raised to the support, looks ahead the notebook screen, alleviates cervical vertebra pressure.
Most of traditional notebook computer supports are heavy in weight, large in size and not easy to carry, so that a portable computer radiating support which can be flexibly adjusted is needed to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the radiating effect of the radiating bracket of the notebook computer is not good in the radiating process, and the like, and reasonable structural layout is carried out on the bracket by utilizing the structural characteristics and the specific supporting requirements of the load bearing of the notebook computer, so that the notebook computer can be more effectively and conveniently supported, and the radiating effect is improved by adopting a negative pressure cold suction type radiating mode.
In order to achieve the purpose, the utility model adopts the technical scheme that the negative pressure cold suction type computer heat dissipation bracket comprises a negative pressure air cooling adsorption bracket and a folding adjusting bracket; the negative pressure air-cooled adsorption bracket is arranged on the folding adjusting bracket and used for fixing the portable notebook computer.
The negative pressure air-cooled adsorption bracket comprises a heat dissipation net 1, a heat dissipation clamping button 2, a fan 3 and a direct current motor 4; the folding adjusting bracket comprises a supporting rod 5, a telescopic bracket 6, a supporting seat 8, a connecting plate 9 and a connecting rod 10. The bottom of the heat dissipation net 1 is provided with a linear array of heat dissipation clamping buttons 2, and the heat dissipation clamping buttons 2 are used for clamping the portable notebook computer placed on the heat dissipation net 1; the bottom of the heat dissipation net 1 is provided with a plurality of fans 3, and each fan is connected with a direct current motor 4; the bottom of the heat dissipation net 1 is arranged on a support rod 5 through magnetic adsorption, one end of the support rod 5 is hinged to the end of a support seat 8, and the middle of the support rod 5 is hinged to the middle of the support seat 8 through a telescopic support 6; the support rod 5, the telescopic bracket 6 and the support seat 8 form a foldable triangular support structure.
Two supporting seats 8 are arranged in parallel, the connecting plate 9 is respectively connected with the two supporting seats 8 through the connecting rod 10, and the supporting seats 8, the connecting plate 9 and the connecting rod 10 form a structure capable of being horizontally folded.
Furthermore, the heat dissipation net 1 is of a honeycomb structure, and the heat dissipation clamping button 2 is of a metal protruding structure, so that a plurality of heat dissipation holes are formed in part of the portable notebook computer, and the portable notebook computer can be clamped and heat conduction can be carried out.
Further, the fan 3 is driven by the direct current motor 4, blows air flow from the heat dissipation net 1 to the lower part of the bracket, and therefore conducts heat above the heat dissipation net 1 to the air below. Each direct current motor 4 is connected with a USB interface wire, and the USB interface wire is used for connecting an interface of a portable notebook computer or a mobile charging power supply to supply power to drive the fan 3 to rotate.
Further, bracing piece 5 and telescopic bracket 6 constitute by telescopic link and sleeve, and the telescopic link can be followed the telescopic regulation of sleeve, is equipped with magnet on the telescopic link of bracing piece 5 and the sleeve for realize the detachable mounting means of radiator-grid 1 and folding alignment jig, carry out the corresponding regulation of support position according to portable notebook computer's size.
Furthermore, a fastening screw 7 is designed at the joint of the telescopic rod and the sleeve of the telescopic bracket 6, and the fastening screw 7 can be adjusted to be screwed down to fix the foldable triangular supporting structure.
Further, the heat dissipation net 1 and the heat dissipation button 2 are made of iron, aluminum, copper or steel materials with high heat conductivity coefficients.
Further, the fan 3 rotates to drive the wind direction to flow from the surface of the heat dissipation net 1 to the bottom, and negative pressure is generated on the portable notebook computer.
Furthermore, the connecting rod 10 is hinged with the two supporting seats 8 and the connecting plate 9.
The heat conductivity coefficient of radiator-grid 1 and heat dissipation button 2 is higher than the air, therefore in most heat of notebook computer all can conduct radiator-grid 1 and radiator-grid 2 fast, fan 3 blown the air from last down this moment, and the air of radiator-grid 1 and heat dissipation button 2 top flows from between notebook below gap and the louvre, with the heat conduction of radiator-grid 1 and heat dissipation button 2 to the air in. The temperature of the heat dissipation net 1 and the heat dissipation button 2 is lower than that of the notebook computer, so that the heat of the notebook computer is continuously transferred downwards. The heat of the notebook computer is continuously transmitted to the heat dissipation net 1 and the heat dissipation net button 2 and then transmitted to the air to complete the quick heat dissipation of the notebook computer.
Compared with the prior art, the negative pressure air-cooled adsorption bracket and the folding adjusting bracket designed by the utility model are of separable structures and have folding functions, so that the negative pressure air-cooled adsorption bracket is convenient to store and arrange; the supporting rod is tightly attached to the supported surface at the bottom of the notebook computer, and the heat dissipation net is arranged between the supporting rod and the supported surface, so that the supporting rod is guaranteed to achieve a good supporting effect. After the supporting rod is erected, the supporting rod is fixed by the telescopic rod to form a triangular stable shape, and the supporting rod is prevented from deviating. The designed negative pressure adsorption can ensure smooth air cooling.
Drawings
Fig. 1 is a schematic elevation structure of the present invention.
Fig. 2 is a schematic elevation structure of the present invention.
Fig. 3 is a schematic elevation structure of the present invention.
In the figure: 1: radiator mesh, 2': heat dissipation button, 3: fan, 4: direct current motor, 5: support rod, 6: telescopic support, 7: fastening screw, 8: supporting seat, 9: connecting plate, 10: a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. The following description of an exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. 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.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
A negative pressure cold-suction type computer radiating bracket comprises a negative pressure air-cooled suction bracket and a folding adjusting bracket; the negative pressure air-cooled adsorption bracket is arranged on the folding adjusting bracket and used for fixing the portable notebook computer.
The negative pressure air-cooled adsorption bracket comprises a heat dissipation net 1, a heat dissipation clamping button 2, a fan 3 and a direct current motor 4; the folding adjusting bracket comprises a supporting rod 5, a telescopic bracket 6, a supporting seat 8, a connecting plate 9 and a connecting rod 10. The bottom of the heat dissipation net 1 is provided with linear array heat dissipation clamping buttons 2, and the heat dissipation clamping buttons 2 are used for clamping a portable notebook computer placed on the heat dissipation net 1; the bottom of the heat dissipation net 1 is provided with a plurality of fans 3, and each fan is connected with a direct current motor 4; the bottom of the heat dissipation net 1 is arranged on a support rod 5 through magnetic adsorption, one end of the support rod 5 is hinged to the end of a support seat 8, and the middle of the support rod 5 is hinged to the middle of the support seat 8 through a telescopic support 6; the support rod 5, the telescopic bracket 6 and the support seat 8 form a foldable triangular support structure.
Two supporting seats 8 are arranged in parallel, the connecting plate 9 is respectively connected with the two supporting seats 8 through the connecting rod 10, and the supporting seats 8, the connecting plate 9 and the connecting rod 10 form a structure capable of being horizontally folded.
Furthermore, the heat dissipation net 1 is of a honeycomb structure, and the heat dissipation clamping button 2 is of a metal protruding structure, so that a plurality of heat dissipation holes are formed in part of the portable notebook computer, and the portable notebook computer can be clamped and heat conduction can be carried out.
Further, the fan 3 is driven by the direct current motor 4, blows air flow from the heat dissipation net 1 to the lower part of the bracket, and therefore conducts heat above the heat dissipation net 1 to the air below. Each direct current motor 4 is connected with a USB interface wire, and the USB interface wire is used for connecting an interface of a portable notebook computer or a mobile charging power supply to supply power to drive the fan 3 to rotate.
Further, bracing piece 5 and telescopic bracket 6 constitute by telescopic link and sleeve, and the telescopic link can be followed the telescopic regulation of sleeve, is equipped with magnet on the telescopic link of bracing piece 5 and the sleeve for realize the detachable mounting means of radiator-grid 1 and folding alignment jig, carry out the corresponding regulation of support position according to portable notebook computer's size.
Furthermore, a fastening screw 7 is designed at the joint of the telescopic rod and the sleeve of the telescopic bracket 6, and the fastening screw 7 can be adjusted to be screwed down to fix the foldable triangular supporting structure.
Further, the heat dissipation net 1 and the heat dissipation button 2 are made of iron, aluminum, copper or steel materials with high heat conductivity coefficients.
Further, the fan 3 rotates to drive the wind direction to flow from the surface of the heat dissipation net 1 to the bottom, and negative pressure is generated on the portable notebook computer.
Furthermore, the connecting rods 10 are hinged with the two supporting seats 8 and the connecting plate 9, and are connected with the connecting plate 9 through the two groups of connecting rods 10, so that the smooth and comfortable folding deformation damping characteristic is guaranteed.
As shown in fig. 1-3, the technical scheme adopted by the utility model is a negative pressure cold suction type computer heat dissipation bracket, which comprises a heat dissipation net 1, a heat dissipation button 2, a fan 3, a direct current motor 4, a support rod 5, a support seat 8, a connecting plate 9 and a connecting rod 10.
The notebook computer is placed on the heat dissipation net 1, the heat dissipation net 1 is provided with heat dissipation holes, air flow can smoothly circulate, and the heat dissipation button 2 is arranged on the contact surface of the notebook computer, so that air circulation can be realized between the bottom of the notebook computer and the heat dissipation support, and heat of the computer can be conducted to the heat dissipation net.
The fan 3 is driven by the dc motor 4 to blow an air flow from the radiator net 1 to the lower side of the bracket, thereby transferring the heat above the radiator net 1 to the air below.
The heat dissipation base comprises parts such as bracing piece 5, telescopic bracket 6, fastening screw 7, supporting seat 8, connecting plate 9, connects through connecting rod 10 between supporting seat 8 and the connecting plate 9. The cooling net 1 is arranged on the supporting rod 5 to support the upper part of the bottom of the notebook computer, and the supporting rod 5 is fixed by the telescopic bracket 6 to prevent the supporting rod 5 from inclining and contracting. After the support component is installed, the whole device is fixed by fastening screws 7 to prevent displacement and deviation.
Further, the heat dissipation mesh 1 and the heat dissipation button 2 are both made of materials with high thermal conductivity.
Further, the rotation of the fan 3 causes the air to flow from the top to the bottom.
Further, the heat conductivity coefficient of heat dissipation net 1 and heat dissipation button 2 is higher than the air, therefore most of heat of notebook computer all can conduct fast to in heat dissipation net 1 and the heat dissipation net 2, and fan 3 blows the air from last down this moment, and the air of heat dissipation net 1 and heat dissipation button 2 top flows from between notebook below gap and the louvre, with heat dissipation net 1 and heat dissipation button 2's heat conduction to the air in. The temperature of the heat dissipation net 1 and the heat dissipation button 2 is lower than that of the notebook computer, so that the heat of the notebook computer is continuously transferred downwards. The heat of the notebook computer is continuously transmitted to the heat dissipation net 1 and the heat dissipation net button 2 and then transmitted to the air to complete the quick heat dissipation of the notebook computer.
Further, the telescopic support 6 is divided into a telescopic rod and a sleeve, and the length of the telescopic support can be changed.
Furthermore, the telescopic rod and the sleeve joint of the telescopic bracket 6 are provided with fastening screws 7 which can be screwed down to play a role in fixing and prevent sliding between the telescopic rod and the sleeve.
Furthermore, the supporting seat 8 has two, mirror image design, distributes in the both sides of base.
Furthermore, the two supporting seats 8 are connected and fixed through a connecting plate 9 and a connecting rod 10.
Furthermore, the supporting rod 5 is divided into a sleeve and a telescopic rod, the sleeve can slide in the telescopic rod, and the length of the supporting rod 5 can be flexibly adjusted according to the length of the bottom of the notebook computer.
Furthermore, the support rod 5 should be tightly attached to the supported surface at the bottom of the notebook computer, and the heat dissipation net 1 is installed between the support rod 5 and the supported surface, so that the support rod 5 is ensured to achieve a good support effect.
Furthermore, after the supporting rod 5 is erected, the supporting rod 5 is fixed by a telescopic rod to form a triangular stable shape, so that the supporting rod 5 is prevented from deviating.
Further, the telescopic link can stretch out and draw back, the length of adjustable telescopic link.
The negative pressure air-cooling adsorption bracket and the folding adjusting bracket designed by the utility model are of separable structures and have folding functions, so that the negative pressure air-cooling adsorption bracket and the folding adjusting bracket are convenient to store and arrange; the supporting rod is tightly attached to the supported surface at the bottom of the notebook computer, and the heat dissipation net is arranged between the supporting rod and the supported surface, so that the supporting rod is guaranteed to achieve a good supporting effect. After the supporting rod is erected, the supporting rod is fixed by the telescopic rod to form a triangular stable shape, and the supporting rod is prevented from deviating. The designed negative pressure adsorption can ensure smooth air cooling.
Claims (8)
1. The utility model provides a negative pressure cold-suction type portable notebook computer heat dissipation support which characterized in that: comprises a negative pressure air cooling adsorption bracket and a folding adjusting bracket; the negative pressure air cooling adsorption bracket is arranged on the folding adjusting bracket;
the negative pressure air cooling adsorption bracket comprises a heat dissipation net (1), a heat dissipation clamping button (2), a fan (3) and a direct current motor (4); the folding adjusting frame comprises a supporting rod (5), a telescopic bracket (6), a supporting seat (8), a connecting plate (9) and a connecting rod (10); the bottom of the heat dissipation net (1) is provided with linear array heat dissipation clamping buttons (2), and the heat dissipation clamping buttons (2) are used for clamping a portable notebook computer placed on the heat dissipation net (1); the bottom of the radiating net (1) is provided with a plurality of fans (3), and each fan is connected with a direct current motor (4); the bottom of the radiating net (1) is arranged on the supporting rod (5) through magnetic adsorption, one end of the supporting rod (5) is hinged to the end part of the supporting seat (8), and the middle of the supporting rod (5) is hinged to the middle part of the supporting seat (8) through the telescopic bracket (6); the support rod (5), the telescopic bracket (6) and the support seat (8) form a foldable triangular support structure;
two supporting seats (8) are arranged in parallel, a connecting plate (9) is respectively connected with the two supporting seats (8) through a connecting rod (10), and the supporting seats (8), the connecting plate (9) and the connecting rod (10) form a structure capable of being horizontally folded.
2. The negative pressure cold suction type portable notebook computer heat dissipation bracket of claim 1, which is characterized in that: the heat dissipation net (1) is of a honeycomb structure, and the heat dissipation clamp button (2) is of a metal convex structure.
3. The negative pressure cold suction type portable notebook computer heat dissipation bracket of claim 1, which is characterized in that: each direct current motor (4) is connected with a USB interface wire, and the USB interface wire is used for being connected with an interface of a portable notebook computer or a mobile charging power supply to supply power.
4. The negative pressure cold suction type portable notebook computer heat dissipation bracket of claim 1, which is characterized in that: bracing piece (5) and telescopic bracket (6) comprise telescopic link and sleeve, and the telescopic link can be followed the telescopic regulation of sleeve, is equipped with magnet on the telescopic link of bracing piece (5) and the sleeve.
5. The negative pressure cold suction type portable notebook computer heat dissipation bracket of claim 1, which is characterized in that: the joint of the telescopic rod and the sleeve of the telescopic bracket (6) is provided with a fastening screw (7).
6. The negative pressure cold suction type portable notebook computer heat dissipation bracket of claim 1, which is characterized in that: the heat dissipation net (1) and the heat dissipation clamping button (2) are made of iron, aluminum or copper.
7. The negative pressure cold suction type portable notebook computer heat dissipation bracket of claim 1, which is characterized in that: the fan (3) rotates to drive the wind direction to flow from the surface of the heat dissipation net (1) to the bottom.
8. The negative pressure cold suction type portable notebook computer heat dissipation bracket of claim 1, which is characterized in that: the connecting rod (10) is hinged with the two supporting seats (8) and the connecting plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120785526.0U CN215764052U (en) | 2021-04-16 | 2021-04-16 | Negative pressure cold suction type portable notebook computer radiating support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120785526.0U CN215764052U (en) | 2021-04-16 | 2021-04-16 | Negative pressure cold suction type portable notebook computer radiating support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215764052U true CN215764052U (en) | 2022-02-08 |
Family
ID=80095177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120785526.0U Expired - Fee Related CN215764052U (en) | 2021-04-16 | 2021-04-16 | Negative pressure cold suction type portable notebook computer radiating support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215764052U (en) |
-
2021
- 2021-04-16 CN CN202120785526.0U patent/CN215764052U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206710967U (en) | A kind of portable Height Adjustable computer camera | |
| CN215764052U (en) | Negative pressure cold suction type portable notebook computer radiating support | |
| CN106774738A (en) | A kind of convertible tablet computer cooling stand | |
| CN208922198U (en) | A kind of heat radiator for notebook computer | |
| CN107632686A (en) | A kind of notebook radiator of convenient reason line | |
| CN207729143U (en) | Portable adjustable multiple nozzle bushing cooler support | |
| CN208673247U (en) | A kind of foldable cellular computer heat radiation rack | |
| CN216730208U (en) | Machining device for heat dissipation shell for 5G base station | |
| CN212900703U (en) | Mounting bracket with stable structure for computer | |
| CN212480782U (en) | Computer heat dissipation support | |
| CN218413327U (en) | Computer radiator with angularly adjustable | |
| CN212480709U (en) | Multifunctional computer heat dissipation support | |
| CN109828649B (en) | Cooling and heat dissipation supporting device for portable computer | |
| CN221743670U (en) | Notebook support frame | |
| CN209622326U (en) | A kind of use for electronic products support device | |
| CN219179892U (en) | Computer radiator | |
| CN218720335U (en) | Computer support frame capable of being automatically folded | |
| CN220647567U (en) | Multifunctional computer base | |
| CN220983848U (en) | Radiating bracket for notebook computer | |
| CN211454514U (en) | Noise-free computer heat dissipation device special for computer | |
| CN218441580U (en) | Novel computer radiator | |
| CN220817288U (en) | Height-adjustable notebook computer radiator | |
| CN221631934U (en) | All-in-one heat dissipation support | |
| CN219642197U (en) | Heat dissipation device | |
| CN212107637U (en) | Multifunctional computer support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220208 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |