CN111367361B - Notebook computer casing rotating shaft - Google Patents
Notebook computer casing rotating shaft Download PDFInfo
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- CN111367361B CN111367361B CN202010137443.0A CN202010137443A CN111367361B CN 111367361 B CN111367361 B CN 111367361B CN 202010137443 A CN202010137443 A CN 202010137443A CN 111367361 B CN111367361 B CN 111367361B
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- notebook
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- fixed
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- 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
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1675—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts
- G06F1/1681—Details related solely to hinges
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B6/00—Cleaning by electrostatic 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
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
- G06F1/1616—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
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- 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
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1656—Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories
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- 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
- G06F1/203—Cooling means for portable computers, e.g. for laptops
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a notebook shell rotating shaft, which comprises a notebook base and a notebook shell, wherein one side of the notebook base is provided with a plurality of USB interfaces, the position of the notebook base, which is positioned on the same side as the USB interfaces, is also provided with a network cable interface and a CD groove, one side of the upper end of the notebook base is fixedly connected with a rotating shaft seat which is arranged in a hollow mode, and the rotating shaft seat is internally and hermetically connected with a rotating shaft body in a rotating mode. According to the invention, the radiating mechanism, the friction mechanism and the dust collection mechanism are arranged, so that the radiating fan in the notebook computer base can be assisted to radiate heat when the notebook computer is used, the service life of each component in the notebook computer is further ensured, meanwhile, the fixed friction column and the movable friction disk are continuously rubbed to generate static electricity, so that more static charges are accumulated on the static needle, dust in the notebook computer base is adsorbed, the fixed friction column is only required to be pulled out when the notebook computer is used for dust collection, the machine is not required to be disassembled for dust collection, and a lot of troubles are saved.
Description
Technical Field
The invention relates to the technical field of notebooks, in particular to a rotating shaft of a notebook shell.
Background
The notebook computer is also called as a portable computer, a palm computer or a laptop computer, has the biggest characteristics of small body, is convenient to carry compared with a desktop computer, is a small-sized and portable personal computer, and usually weighs 1-3 kg, and the shell of the notebook computer is not only the most direct mode for protecting the body, but also an important factor for influencing the heat dissipation effect and ash removal work of the notebook computer.
When the notebook computer is used, particularly when a game is operated, various components in the notebook computer run under high load, a large amount of heat can be generated, the notebook computer is difficult to efficiently dissipate heat only by virtue of the existing cooling fan in the notebook computer, and the notebook computer still has the phenomenon of overheating in summer, so that the service life of the notebook computer is seriously influenced; meanwhile, more dust can be adhered to the internal components of the notebook computer after the notebook computer is used for a period of time, if the dust removal operation is not timely carried out, the heat dissipation efficiency of the notebook computer can be further affected, meanwhile, the notebook computer can be enabled to emit abnormal sound during operation, the use experience of a user is affected, and the conventional dust removal operation usually needs to be carried out on the notebook computer, so that the machine is time-consuming and labor-consuming, and is very troublesome.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a rotating shaft of a notebook shell, which can assist a cooling fan in a notebook base to cool the notebook through arranging a cooling mechanism, a friction mechanism and a dust collection mechanism when the notebook is used, further ensure the service life of each component in the notebook, and simultaneously ensure that static electricity is generated by continuous friction between a fixed friction column and a dynamic friction disk, so that more static charges are accumulated on static pins, thereby adsorbing dust in the notebook base.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a notebook shell pivot, includes notebook base and notebook shell, one side of notebook base is equipped with a plurality of USB interface, notebook base is located USB interface homonymy position department and still is equipped with net twine interface and CD groove, notebook base upper end one side department fixedly connected with cavity setting's pivot seat, sealed rotation is connected with the pivot body in the pivot seat, be provided with cavity and device chamber in the pivot body, install the micro motor that is connected with notebook power electricity through the mounting bracket in the cavity, micro motor's output shaft extends to the device intracavity, the terminal coaxial fixedly connected with reciprocating screw of output shaft of micro motor, install the cooling body that is used for providing the heat dissipation wind for the notebook base on the reciprocating screw, the both ends of pivot body are all rotated through the resistance spring and are connected in the lateral wall of notebook shell, the dust absorption mechanism that is used for adsorbing the inside dust of notebook base is installed to notebook shell lateral wall one end, the end-mounting of reciprocating screw is used for making the friction mechanism that electrostatic force produced.
Preferably, the heat dissipation mechanism comprises a screw nut and a heat dissipation fan electrically connected with a notebook power supply, the screw nut is in threaded connection with a reciprocating screw, the heat dissipation fan is fixedly installed on the screw nut, the upper end and the lower end of the rotating shaft seat are respectively provided with a first through hole and a second through hole, the upper end and the lower end of the rotating shaft seat are respectively provided with a third through hole and a fourth through hole, the first through hole is matched with the third through hole, the second through hole is matched with the fourth through hole, and the second through hole is communicated with the inside of the notebook base.
Preferably, the dust collection mechanism comprises a fixed block, a fixed friction column and a plurality of static needles, a second slot communicated with the device cavity is formed in the side wall of the rotating shaft body, a first slot matched with the second slot is formed in the side wall of the notebook shell, the fixed friction column is inserted into the first slot and the second slot, the fixed friction column extends into the device cavity, the fixed block is fixedly connected with one end of the fixed friction column, the static needles are uniformly distributed at the other end of the fixed friction column along the annular shape, and a fixing mechanism used for enabling the static needles to be fixedly connected with the notebook shell is mounted on the side wall of the fixed block.
Preferably, the fixing mechanism comprises a second permanent magnet block symmetrically and fixedly connected to the side wall of one end of the fixing block, which is close to the notebook shell, and a first permanent magnet block symmetrically and fixedly connected to the side wall of the notebook shell and matched with the second permanent magnet block.
Preferably, the friction mechanism comprises a movable friction disc coaxially and fixedly connected to the tail end of the reciprocating screw rod, and the movable friction disc is in contact with one end of the fixed friction column in the device cavity and has friction force with the fixed friction column.
Preferably, the diameter of the dynamic friction disk is smaller than that of the fixed friction column, and the electrostatic needles are uniformly distributed on the outer side of the dynamic friction disk and cannot contact with the dynamic friction disk in the rotating process of the dynamic friction disk.
Preferably, the diameter of the fixed friction column is smaller than that of the fixed block, the second permanent magnet block is arranged at the outer side of the fixed friction column, and the first permanent magnet block is arranged at the outer side of the first slot.
Preferably, the miniature motor is of the type TFF-M10VA-07200.
The invention has the following beneficial effects:
1. through setting up the heat dissipation mechanism, when the notebook computer is in operation, the notebook power supply supplies power for miniature motor and radiator fan, the miniature motor drives the reciprocating screw rod to rotate, the reciprocating screw rod drives the screw nut to reciprocate horizontally, the radiator fan located on the screw nut produces the heat dissipation wind, and blow the heat dissipation wind into the notebook base evenly under the continuous reciprocating motion of the screw nut, dispel the heat to every components and parts in the notebook computer, assist the notebook computer to carry on the heat dissipation mechanism of oneself, play good high-efficient heat dissipation effects, can lengthen the life of the notebook computer effectively;
2. through setting up friction mechanism and dust absorption mechanism, when micro motor drive reciprocating screw rotates, reciprocating screw drives the synchronous high-speed rotation of friction disc, the tip of friction disc and fixed friction post constantly rubs, thereby produce static, and according to the pointed end gathering effect of electric charge, the static charge that friction produced shifts gradually and gathers on each static needle, thereby it has more static charges to make to have on the static needle, consequently produce sufficient static adsorption affinity, adsorb the inside dust of notebook base, make it adhere on the static needle, therefore only need pull out fixed friction post from the pivot body when the notebook deashing, and clean the static needle can, need not to tear open the machine and carry out the deashing work, save more trouble.
Drawings
FIG. 1 is a schematic diagram of a notebook computer case rotating shaft according to the present invention;
FIG. 2 is a top view of a hinge of a notebook computer housing according to the present invention;
FIG. 3 is a schematic view illustrating an internal structure of a rotating shaft of a notebook computer casing according to the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;
fig. 5 is a schematic structural diagram of a dust suction mechanism according to the present invention.
In the figure: the notebook comprises a notebook base, a 2USB interface, a 3-network cable interface, a 4-optical disk groove, a 5-notebook shell, a 6-fixing block, a 7-rotating shaft seat, an 8-rotating shaft body, a 9 first through hole, a 10 first slot, a 11 first permanent magnet block, a 12-resistance spring, a 13 cavity, a 14 device cavity, a 15 third through hole, a 16 second through hole, a 17 fourth through hole, a 18 micro motor, a 19 reciprocating screw, a 20 screw nut, a 21-cooling fan, a 22-fixed friction column, a 23 second slot, a 24-static needle, a 25 second permanent magnet block and a 26-dynamic friction disk.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-5, a notebook shell rotating shaft comprises a notebook base 1 and a notebook shell 5, wherein one side of the notebook base 1 is provided with a plurality of USB interfaces 2, the position of the notebook base 1, which is positioned on the same side as the USB interfaces 2, is also provided with a net wire interface 3 and an optical disk slot 4, one side of the upper end of the notebook base 1 is fixedly connected with a rotating shaft seat 7 which is arranged in a hollow manner, the rotating shaft seat 7 is internally and rotatably connected with a rotating shaft body 8 in a sealing manner, a cavity 13 and a device cavity 14 are arranged in the rotating shaft body 8, a micro motor 18 which is electrically connected with a notebook power supply is arranged in the cavity 13 through a mounting frame, the model of the micro motor 18 is TFF-M10VA-07200, an output shaft of the micro motor 18 extends into the device cavity 14, and the tail end of the output shaft of the micro motor 18 is coaxially and fixedly connected with a reciprocating screw 19.
The heat dissipation mechanism for providing heat dissipation air for the notebook computer base 1 is installed on the reciprocating screw rod 19, the heat dissipation mechanism comprises a screw nut 20 and a heat dissipation fan 21 electrically connected with a notebook computer power supply, the screw nut 20 is in threaded connection with the reciprocating screw rod 19, the heat dissipation fan 21 is fixedly installed on the screw nut 20, the upper end and the lower end of the rotating shaft base 7 are respectively provided with a first through hole 9 and a second through hole 16, the upper end and the lower end of the rotating shaft body 8 are respectively provided with a third through hole 15 and a fourth through hole 17, the first through hole 9 is matched with the third through hole 15, the second through hole 16 is matched with the fourth through hole 17, and the second through hole 16 is communicated with the inside of the notebook computer base 1.
Both ends of the rotating shaft body 8 are rotationally connected into the side wall of the notebook shell 5 through the resistance spring 12, a dust suction mechanism for sucking dust inside the notebook base 1 is installed at one end of the side wall of the notebook shell 5 and comprises a fixed block 6, a fixed friction column 22 and a plurality of static needles 24, a second slot 23 communicated with the device cavity 14 is formed in the side wall of the rotating shaft body 8, a first slot 10 matched with the second slot 23 is formed in the side wall of the notebook shell 5, the fixed friction column 22 is inserted into the first slot 10 and the second slot 23, the fixed friction column 22 extends into the device cavity 14, the fixed block 6 is fixedly connected with one end of the fixed friction column 22, the static needles 24 are uniformly distributed at the other end of the fixed friction column 22 in a ring shape, a fixed mechanism for fixedly connecting the fixed block 6 with the notebook shell 5 is installed on the side wall of the fixed block 6, the diameter of the fixed friction column 22 is smaller than that of the fixed block 6, the second permanent magnet 25 is arranged at the outer side position of the fixed friction column 22, and the first permanent magnet 11 is arranged at the outer position of the first slot 10.
The fixing mechanism comprises a second permanent magnet block 25 which is symmetrically and fixedly connected to the side wall of one end, close to the notebook shell 5, of the fixing block 6 and a first permanent magnet block 11 which is symmetrically and fixedly connected to the side wall of the notebook shell 5 and matched with the second permanent magnet block 25.
The end of the reciprocating screw 19 is provided with a friction mechanism for enabling the dust suction mechanism to generate electrostatic force, the friction mechanism comprises a movable friction disk 26 which is coaxially and fixedly connected with the end of the reciprocating screw 19, the movable friction disk 26 contacts with one end of a fixed friction column 22 positioned in the device cavity 14 and friction force exists between the movable friction disk and the fixed friction column, the diameter of the movable friction disk 26 is smaller than that of the fixed friction column 22, a plurality of electrostatic needles 24 are uniformly distributed on the outer side of the movable friction disk 26, and the electrostatic needles 24 cannot contact with the movable friction disk 26 in the rotation process of the movable friction disk 26.
It should be noted that, the surfaces of the movable friction disk 26 and the fixed friction column 22 are made of rubber and fur materials, and the surface materials of the movable friction disk 26 contacting the fixed friction column 22 are different, that is, the rubber material portion of the movable friction disk 26 contacts the fur material portion of the fixed friction column 22, or the fur material portion of the movable friction disk 26 contacts the rubber material portion of the fixed friction column 22.
Further, the distance between the adjacent electrostatic needles 24 is 2-3mm, which can promote the adsorption of electrostatic force, and at the same time, the electrostatic needles 24 are not arranged too densely, so that a better dust adsorption effect is achieved.
In the invention, before use, the notebook shell 5 is opened through the rotating shaft body 8 to form a certain angle with the notebook base 1, so that a user can conveniently use the notebook shell, then the user holds the fixed block 6 by hand, the static needle 24 and the fixed friction column 22 are inserted into the first slot 10 on the side wall of the notebook shell 5, the static needle 24 and the fixed friction column 22 enter the device cavity 14 in the rotating shaft body 8 through the first slot 10 and the second slot 23, and at the moment, the first permanent magnet 11 and the second permanent magnet 25 generate magnetic force to be mutually adsorbed, so that the fixed block 6 and the fixed friction column 22 are fixed.
When the notebook computer runs, the notebook power supply supplies power to the micro motor 18 and the cooling fan 21, the micro motor 18 drives the reciprocating screw rod 19 to rotate, the reciprocating screw rod 19 rotates to drive the screw rod nut 20 to horizontally reciprocate, the screw rod nut 20 carries the cooling fan 21 to synchronously move, the cooling fan 21 is electrified to generate cooling air at the moment, and the cooling air is uniformly blown into the notebook base 1 under the continuous reciprocating movement of the screw rod nut 20, so that various components in the notebook computer are cooled, a cooling mechanism of the notebook computer is assisted, a good and efficient cooling effect is achieved, and the service life of the notebook computer can be effectively prolonged.
In addition, when the micro motor 18 drives the reciprocating screw rod 19 to rotate, the reciprocating screw rod 19 drives the movable friction disc 26 to synchronously rotate at a high speed, the movable friction disc 26 and the end part of the fixed friction column 22 are continuously rubbed, static electricity is generated, static charges generated by friction of the movable friction disc 26 and the fixed friction column 22 are gradually transferred and accumulated to the tip positions of the static pins 24 according to the tip accumulation effect of the charges, more static charges exist on the static pins 24, enough static adsorption force is generated, dust in the notebook base 1 is adsorbed to the static pins 24, the dust is prevented from adhering to internal components of the notebook computer, therefore, the fixed block 6 is only pulled by force when the notebook computer is cleaned, the fixed friction column 22 can be pulled out from the rotating shaft body 8, at the moment, the static pins 24 are only required to be wiped, the dust cleaning work is not required to be carried out by a machine, and more troubles are omitted.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a notebook shell pivot, includes notebook base (1) and notebook shell (5), its characterized in that, one side of notebook base (1) is equipped with a plurality of USB interface (2), notebook base (1) are located USB interface (2) homonymy position department and still are equipped with net twine interface (3) and optical disc groove (4), notebook base (1) upper end department fixedly connected with pivot seat (7) that the cavity set up, pivot seat (7) internal seal rotation is connected with pivot body (8), be provided with cavity (13) and device chamber (14) in pivot body (8), install micro motor (18) that are connected with notebook power electricity through the mounting bracket in cavity (13), the output shaft of micro motor (18) extends to in device chamber (14), the coaxial fixedly connected with reciprocal lead screw (19) of output shaft end of micro motor (18), install on reciprocal lead screw (19) and be used for providing the pivot mechanism of heat dissipation for notebook base (1), pivot body (8) are provided with cavity (8) in the dust absorption in the side wall (5) of notebook shell (5) of the interior side wall that is connected with through the resistance (12), the tail end of the reciprocating screw rod (19) is provided with a friction mechanism for enabling the dust suction mechanism to generate electrostatic force;
the dust collection mechanism comprises a fixed block (6), a fixed friction column (22) and a plurality of static pins (24), wherein a second slot (23) communicated with a device cavity (14) is formed in the side wall of the rotating shaft body (8), a first slot (10) matched with the second slot (23) is formed in the side wall of the notebook shell (5), the fixed friction column (22) is inserted into the first slot (10) and the second slot (23), the fixed friction column (22) extends into the device cavity (14), the fixed block (6) is fixedly connected to one end of the fixed friction column (22), the static pins (24) are uniformly distributed at the other end of the fixed friction column (22) along a ring shape, and a fixing mechanism used for enabling the fixed pin to be fixedly connected with the notebook shell (5) is arranged on the side wall of the fixed block (6).
The friction mechanism comprises a movable friction disc (26) which is coaxially and fixedly connected to the tail end of the reciprocating screw rod (19), and the movable friction disc (26) is in contact with one end of the fixed friction column (22) positioned in the device cavity (14) and has friction force with each other;
the diameter of the movable friction disk (26) is smaller than that of the fixed friction column (22), the static pins (24) are uniformly distributed on the outer side of the movable friction disk (26), and the static pins (24) cannot contact the movable friction disk (26) in the rotating process.
2. The notebook computer casing rotating shaft according to claim 1, wherein the heat dissipation mechanism comprises a screw nut (20) and a heat dissipation fan (21) electrically connected with a notebook computer power supply, the screw nut (20) is in threaded connection with a reciprocating screw (19), the heat dissipation fan (21) is fixedly installed on the screw nut (20), the upper end and the lower end of the rotating shaft seat (7) are respectively provided with a first through hole (9) and a second through hole (16), the upper end and the lower end of the rotating shaft body (8) are respectively provided with a third through hole (15) and a fourth through hole (17), the first through hole (9) is matched with the third through hole (15), the second through hole (16) is matched with the fourth through hole (17), and the second through hole (16) is communicated with the inside of the notebook computer base (1).
3. A notebook housing spindle according to claim 2, wherein the fixing mechanism comprises a second permanent magnet (25) symmetrically and fixedly connected to a side wall of the fixing block (6) near one end of the notebook housing (5), and a first permanent magnet (11) symmetrically and fixedly connected to a side wall of the notebook housing (5) and matched with the second permanent magnet (25).
4. A notebook computer casing rotating shaft according to claim 3, characterized in that the diameter of the fixed friction column (22) is smaller than the diameter of the fixed block (6), the second permanent magnet block (25) is arranged at the outer side position of the fixed friction column (22), and the first permanent magnet block (11) is arranged at the outer side position of the first slot (10).
5. A notebook housing spindle according to claim 1, wherein the miniature motor (18) is of the type TFF-M10VA-07200.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010137443.0A CN111367361B (en) | 2020-02-29 | 2020-02-29 | Notebook computer casing rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010137443.0A CN111367361B (en) | 2020-02-29 | 2020-02-29 | Notebook computer casing rotating shaft |
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| Publication Number | Publication Date |
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| CN111367361A CN111367361A (en) | 2020-07-03 |
| CN111367361B true CN111367361B (en) | 2023-04-21 |
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| CN202010137443.0A Active CN111367361B (en) | 2020-02-29 | 2020-02-29 | Notebook computer casing rotating shaft |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111831089B (en) * | 2020-07-20 | 2022-04-12 | 深圳市森创达科技有限公司 | Heat dissipation and dust removal structure for notebook computer |
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