CN110888512B

CN110888512B - Notebook computer radiator capable of keeping orientation of screen unchanged

Info

Publication number: CN110888512B
Application number: CN201911122617.XA
Authority: CN
Inventors: 王小
Original assignee: Foshan Hehe Metal Technology Co Ltd
Current assignee: Foshan hehe Metal Technology Co., Ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-06-23
Anticipated expiration: 2039-11-15
Also published as: CN110888512A

Abstract

The invention discloses a notebook computer radiator capable of keeping the orientation of a screen unchanged, which comprises a heat radiating plate, wherein the right end of the heat radiating plate is provided with a bouncing device, the left end of the heat radiating plate is provided with a height adjusting device, the height adjusting device comprises second containing cavities which are symmetrically arranged at the front and back of the lower end surface of the heat radiating plate and have downward openings, supporting legs which can be overturned to the outside are rotatably arranged in the second containing cavities, the supporting legs are controlled by a linkage device to overturn to support the heat radiating plate so as to adjust the height, and the left end of the heat radiating plate is provided with a screen fixing device. The orientation of the screen of the notebook computer does not need to be manually adjusted again after the height position is adjusted, so that the notebook computer is more convenient to use.

Description

Notebook computer radiator capable of keeping orientation of screen unchanged

Technical Field

The invention relates to the technical field of computer peripheral equipment, in particular to a notebook computer radiator capable of keeping the orientation of a screen unchanged.

Background

With the increasing increase of the configuration and the response speed of the notebook, the heat productivity of the processor, the display card and other components is larger than that of the prior art, the volume of the existing notebook is smaller and smaller, the internal space is limited, and the heat dissipation effect is not ideal, so that the phenomena of unsmooth locking, slow response and even system breakdown of the notebook are caused frequently, a user usually needs to add an external heat radiator, most of the existing notebook heat radiators in the market are thick and heavy, the height needs to be adjusted by manually opening, and the orientation of the screen needs to be manually adjusted again after the height is adjusted to adapt to the use requirement. The present invention sets forth a device that solves the above problems.

Disclosure of Invention

The technical problem is as follows:

most of notebook radiators in the current market are thick and heavy, the height needs to be adjusted by manually opening, and the orientation of a screen needs to be manually adjusted again after the height is adjusted so as to meet the use requirement.

In order to solve the problems, the notebook computer radiator capable of keeping the orientation of the screen unchanged is designed, the notebook computer radiator capable of keeping the orientation of the screen unchanged comprises a heat dissipation plate, a bouncing device is arranged at the right end of the heat dissipation plate, the bouncing device comprises a first storage cavity which is arranged at the right end of the upper end surface of the heat dissipation plate and is provided with an upward opening, a limiting plate is rotatably arranged between the front wall and the rear wall of the first storage cavity, the left end of the limiting plate can be turned outwards to prevent the notebook computer from sliding down when the heat dissipation plate inclines, a height adjusting device is arranged at the left end of the heat dissipation plate, the height adjusting device comprises a second storage cavity which is symmetrically arranged at the front and back of the lower end surface of the heat dissipation plate and is provided with a downward opening, support legs which can be turned outwards are rotatably arranged in the second storage cavity, an anti-skid pad is fixedly arranged at the left, spring chamber upper wall with stabilizer blade left end fixedly connected with fourth spring, the stabilizer blade is gone out by linkage control upset with the heating panel props up so that height-adjusting, the heating panel left end is equipped with screen fixing device, screen fixing device locates including fixed the gear box of heating panel up end left end, link up around the gear box and rotatable be equipped with first pivot, both ends just in around the first pivot both sides are fixed and are equipped with first rocking arm, both sides around the gear box first rocking arm upper end is fixed jointly is equipped with the fixed block, the fixed block right-hand member is equipped with the third spread groove, rotatable be equipped with the right-hand member around the third spread groove between the wall and extend to outer second rocking arm, the fixed sucking disc that is equipped with of second rocking arm right-hand member, the sucking disc is used for holding the notebook screen. Preferably, the bounce device is including locating the first connecting groove on limiting plate rotation center right side, rotatable lower extreme that is equipped with extends to around the first connecting groove between the wall the first connecting rod of accomodating the intracavity, first accomodating is equipped with first slider chamber in the chamber lower wall, but first slider intracavity horizontal slip be equipped with first slider, first slider left end with the first spring of fixedly connected with between the wall of first slider chamber left side, first slider chamber with the first intercommunication of accomodating between the chamber is equipped with first intercommunication opening, but horizontal slip be equipped with in the first intercommunication opening lower extreme fixed connection in the connecting block of first slider up end, the connecting block upper end extends to first accomodating the intracavity and be equipped with the second connecting groove, connecting rod lower extreme rotatable connect in between the wall around the second connecting groove.

Preferably, the height adjusting device comprises a second sliding block cavity communicated with the upper wall of the second accommodating cavity, a first screw rod is rotatably arranged at the rear end between the left wall and the right wall of the second sliding block cavity, a second sliding block which is connected with the first screw rod in a threaded manner is arranged in the second sliding block cavity in a left-right sliding manner, a slide bar cavity is arranged at the front end of the second slide block and is communicated with the upper part of the second containing cavity up and down, a slide bar is arranged in the slide bar cavity in a way of sliding up and down, the side wall of the slide bar cavity is communicated with a limiting cavity, an annular limiting plate fixedly connected with the outer circular surface of the slide bar is arranged in the limiting cavity in a vertically sliding manner, a fifth spring is fixedly connected between the lower end surface of the annular limiting plate and the lower wall of the limiting cavity, the left end of the upper wall of the second sliding block cavity is communicated with an inclined groove, when the second sliding block is at the left limit position, the upper end of the sliding rod can extend into the inclined plane groove.

Preferably, the linkage device comprises a linkage cavity which is arranged in the left end face of the heat dissipation plate and below the gear box, a first motor is fixedly arranged in the right wall of the linkage cavity, the left end of the first motor is in power connection with a second rotating shaft, a second screw rod is fixedly arranged on the second rotating shaft, a first gear cavity is arranged in the left wall of the linkage cavity, the left end of the second rotating shaft extends into the first gear cavity and is fixedly provided with a first helical gear, a third rotating shaft is symmetrically and rotatably arranged in the front wall and the rear wall of the first gear cavity, a second helical gear meshed with the first helical gear is fixedly arranged at the opposite end of the third rotating shaft, second gear cavities are arranged in the left wall of the second slider cavity and on the front side and the rear side of the first gear cavity, and a third helical gear is fixedly arranged at the end far away from the third rotating shaft and extends into the second gear cavity at the same side, and a fourth rotating shaft is rotatably arranged in the right wall of the second gear cavity and at the right left side of the first screw rod, a fourth helical gear meshed with the third helical gear is fixedly arranged at the left end of the fourth rotating shaft, and the right end of the fourth rotating shaft extends into the second sliding block cavity and is fixedly connected to the left end of the first screw rod.

Preferably, a third gear cavity is formed in the gear box, a second communicating opening is formed in the third gear cavity and the linkage cavity in a communicated mode, the first rotating shaft penetrates through the third gear cavity, a gear is fixedly arranged in the third gear cavity, the lower end of the gear penetrates through the second communicating opening and is meshed with the second screw rod, and when the second screw rod rotates, the gear drives the first rotating shaft to rotate through the gear, so that the first rotating arm is driven to turn.

Preferably, the unlocking device comprises a clamping groove which is formed in the left end face of the limiting plate and is provided with a left opening, the first storage cavity left wall is communicated with a clamping block cavity, a clamping block which can slide left and right in the clamping block cavity is provided with a left end which can stretch to the clamping block in the clamping groove, the clamping block left end is fixedly connected with a second spring between the clamping block left end and the clamping block cavity inner wall, and a first pull wire is fixedly arranged at the clamping block left end.

Preferably, an arc-shaped rack is fixedly arranged at the left end of the second rotating arm, a third sliding block cavity is communicated with the left wall of the third connecting groove, a third sliding block is arranged in the third sliding block cavity in a left-right sliding mode, the right end of the third sliding block extends into the third connecting groove and is provided with a tooth socket capable of being meshed with the arc-shaped rack, a sixth spring is fixedly connected between the left end of the third sliding block and the left wall of the third sliding block cavity, and a second pull wire is fixedly arranged at the left end of the third sliding block.

Preferably, an unlocking cavity with an upward opening is formed in the right end of the upper end face of the heat dissipation plate, an unlocking switch with an upper end extending to the outside is arranged in the unlocking cavity in a vertically sliding mode, a third spring is fixedly connected between the lower end of the unlocking switch and the inner wall of the unlocking cavity, and the first pull wire and the second pull wire penetrate through the upper end of the side wall of the unlocking cavity and are fixedly connected to the unlocking switch.

Preferably, the heat dissipation device comprises a cooling air duct which is arranged at the center of the heat dissipation plate and is communicated up and down, a support screen plate is fixedly arranged at the upper end of the side wall of the cooling air duct, a dust filter screen plate is fixedly arranged at the lower end of the side wall of the support screen plate, a second motor is fixedly arranged on the upper end face of the dust filter screen plate, and a heat dissipation fan is dynamically connected to the upper end of the second motor.

The invention has the beneficial effects that: compared with most notebook radiators in the market, the notebook radiator is lighter and thinner and is convenient to store, after the orientation of the notebook screen is adjusted for the first time, when the height of the notebook screen is adjusted subsequently, the notebook radiator can be automatically adjusted correspondingly according to the inclination angle of the radiating plate, so that the orientation of the notebook screen is always kept unchanged, the orientation of the notebook screen does not need to be manually adjusted again after the height position is adjusted, and the notebook radiator is more convenient to use.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of an overall structure of a notebook heat sink capable of keeping a screen facing unchanged according to the present invention;

FIG. 2 is a sectional view taken in the direction "A-A" of FIG. 1;

FIG. 3 is a sectional view taken in the direction "B-B" of FIG. 2;

FIG. 4 is a cross-sectional view taken in the direction "C-C" of FIG. 3;

FIG. 5 is an enlarged schematic view of "D" of FIG. 1;

FIG. 6 is an enlarged schematic view of "E" of FIG. 1;

FIG. 7 is an enlarged schematic view of "F" of FIG. 2;

FIG. 8 is an enlarged schematic view of "G" of FIG. 2;

fig. 9 is an enlarged schematic view of "H" of fig. 3.

Detailed Description

The invention will now be described in detail with reference to fig. 1-9, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a notebook computer radiator capable of keeping the orientation of a screen unchanged, which is mainly applied to auxiliary heat radiation when a notebook computer continuously and efficiently operates, and the invention is further explained by combining the attached drawings of the invention:

the notebook computer radiator capable of keeping the screen orientation unchanged comprises a heat dissipation plate 11, wherein a bouncing device 101 is arranged at the right end of the heat dissipation plate 11, the bouncing device 101 comprises a first accommodating cavity 12 which is arranged at the right end of the upper end surface of the heat dissipation plate 11 and is provided with an upward opening, a limiting plate 13 is rotatably arranged between the front wall and the rear wall of the first accommodating cavity 12, the left end of the limiting plate 13 can be turned outwards to prevent the notebook computer from sliding down when the heat dissipation plate 11 inclines, a height adjusting device 102 is arranged at the left end of the heat dissipation plate 11, the height adjusting device 102 comprises second accommodating cavities 29 which are symmetrically arranged at the lower end surface of the heat dissipation plate 11 and are provided with downward openings, supporting legs 30 which can be turned outwards are rotatably arranged in the second accommodating cavities 29, anti-skid pads 31 are fixedly arranged at the left ends of the supporting legs 30, and spring cavities 32 are communicated with the left ends of, the upper wall of the spring cavity 32 and the left end of the supporting leg 30 are fixedly connected with a fourth spring 33, the supporting leg 30 is controlled by a linkage device 103 to turn over to support the heat dissipation plate 11 so as to adjust the height, the left end of the heat dissipation plate 11 is provided with a screen fixing device 104, the screen fixing device 104 comprises a gear box 43 fixedly arranged at the left end of the upper end surface of the heat dissipation plate 11, a first rotating shaft 44 is arranged in the front and back of the gear box 43 in a penetrating and rotating manner, first rotating arms 45 are fixedly arranged at the front and back ends of the first rotating shaft 44 and at the front and back sides of the gear box 43, a fixing block 46 is fixedly arranged at the upper ends of the first rotating arms 45 at the front and back sides together, a third connecting groove 47 is arranged at the right end of the fixing block 46, a second rotating arm 48 extending to the outside is rotatably arranged between the, the suction cup 49 is used for sucking the screen of the notebook computer.

According to the embodiment, the following detailed description will be made on the bouncing device 101, the bouncing device 101 includes a first connecting groove 14 disposed on the right side of the rotation center of the limiting plate 13, a connecting rod 15 having a lower end extending into the first receiving cavity 12 is rotatably disposed between the front and rear walls of the first connecting groove 14, a first slider cavity 16 is disposed in the lower wall of the first receiving cavity 12, a first slider 17 is disposed in the first slider cavity 16 in a left-right slidable manner, a first spring 18 is fixedly connected between the left end of the first slider 17 and the left wall of the first slider cavity 16, a first communicating hole 19 is disposed between the first slider cavity 16 and the first receiving cavity 12 in a communicating manner, a connecting block 20 having a lower end fixedly connected to the upper end surface of the first slider 17 is disposed in the first communicating hole 19 in a left-right slidable manner, the upper end of the connecting block 20 extends into the first receiving cavity 12 and is provided with a second connecting groove 21, the lower end of the connecting rod 15 is rotatably connected between the front wall and the rear wall of the second connecting groove 21.

According to the embodiment, the height adjusting device 102 will be described in detail below, the height adjusting device 102 includes a second slider cavity 34 communicated with the upper wall of the second accommodating cavity 29, a first screw 35 is rotatably disposed at the rear end between the left wall and the right wall of the second slider cavity 34, a second slider 36 connected to the first screw 35 and capable of sliding left and right in the second slider cavity 34 is disposed, a slider cavity 37 is disposed at the front end of the second slider 36 and vertically communicated above the second accommodating cavity 29, a slide rod 38 is disposed in the slider cavity 37 and capable of sliding up and down, a limit cavity 39 is communicated with the side wall of the slider cavity 37, a ring-shaped limit plate 40 fixedly connected to the outer circumferential surface of the slide rod 38 is disposed in the limit cavity 39 and capable of sliding up and down, a fifth spring 41 is fixedly connected between the lower end surface of the ring-shaped limit plate 40 and the lower wall of the limit cavity 39, a groove 42 is communicated with the left end of the upper wall of the second slider cavity 34, when the second slider 36 is at the left limit position, the upper end of the slide bar 38 can extend into the bevel groove 42.

According to the embodiment, the linkage device 103 is described in detail below, the linkage device 103 includes a linkage cavity 50 disposed in the left end surface of the heat dissipation plate 11 and below the gear box 43, a first motor 51 is fixedly disposed in the right wall of the linkage cavity 50, a second rotating shaft 52 is dynamically connected to the left end of the first motor 51, a second screw 53 is fixedly disposed on the second rotating shaft 52, a first gear cavity 54 is disposed in the left wall of the linkage cavity 50, a first bevel gear 55 is fixedly disposed in the left end of the second rotating shaft 52 and extends into the first gear cavity 54, a third rotating shaft 56 is symmetrically and rotatably disposed in the front and rear walls of the first gear cavity 54, a second bevel gear 57 engaged with the first bevel gear 55 is fixedly disposed at an opposite end of the third rotating shaft 56, second gear cavities 58 are disposed in the left wall of the second slider cavity 34 and at front and rear sides of the first gear cavity 54, one end of the third rotating shaft 56, which is far away from the second rotating shaft, extends to the same side of the second gear cavity 58 and is fixedly provided with a third bevel gear 59, a fourth rotating shaft 60 is rotatably arranged on the right side of the first screw 35 in the right wall of the second gear cavity 58, a fourth bevel gear 61 meshed with the third bevel gear 59 is fixedly arranged on the left end of the fourth rotating shaft 60, and the right end of the fourth rotating shaft 60 extends to the second sliding block cavity 34 and is fixedly connected to the left end of the first screw 35.

Advantageously, a third gear cavity 68 is formed in the gear box 43, a second communication port 70 is formed between the third gear cavity 68 and the linkage cavity 50 in a communication manner, the first rotating shaft 44 penetrates through the third gear cavity 68, a gear 69 is fixedly arranged in the third gear cavity 68, the lower end of the gear 69 penetrates through the second communication port 70 and is meshed with the second screw 53, and when the second screw 53 rotates, the gear 69 can drive the first rotating shaft 44 to rotate, so as to drive the first rotating arm 45 to turn.

According to an embodiment, the following detailed description is given to the unlocking device 105, the unlocking device 105 includes a clamping groove 22 which is formed in the left end face of the limiting plate 13 and has a leftward opening, a clamping block cavity 23 is communicated with the left wall of the first accommodating cavity 12, a clamping block 24 which is arranged in the clamping block cavity 23 and can slide left and right and can extend to the clamping block 22 is arranged at the left end, a second spring 25 is fixedly connected between the left end of the clamping block 24 and the inner wall of the clamping block cavity 23, and a first pull wire 76 is fixedly arranged at the left end of the clamping block 24.

Advantageously, an arc-shaped rack 62 is fixedly arranged at the left end of the second rotating arm 48, a third sliding block cavity 63 is communicated with the left wall of the third connecting groove 47, a third sliding block 64 is arranged in the third sliding block cavity 63 in a left-right sliding manner, the right end of the third sliding block 64 extends into the third connecting groove 47 and is provided with a tooth socket 65 capable of being meshed with the arc-shaped rack 62, a sixth spring 66 is fixedly connected between the left end of the third sliding block 64 and the left wall of the third sliding block cavity 63, and a second pull wire 67 is fixedly arranged at the left end of the third sliding block 64.

Beneficially, an unlocking cavity 26 with an upward opening is formed in the right end of the upper end face of the heat dissipation plate 11, an unlocking switch 27 with an upper end extending outwards is slidably arranged in the unlocking cavity 26, a third spring 28 is fixedly connected between the lower end of the unlocking switch 27 and the inner wall of the unlocking cavity 26, and the first pull wire 76 and the second pull wire 67 penetrate through the upper end of the side wall of the unlocking cavity 26 and are fixedly connected to the unlocking switch 27.

According to an embodiment, the heat dissipation device 106 is described in detail below, the heat dissipation device 106 includes a cooling air duct 71 penetrating up and down and disposed at the center of the heat dissipation plate 11, a support screen 72 is fixed at an upper end of a side wall of the cooling air duct 71, a dust filter screen 73 is fixed at a lower end of a side wall of the support screen 72, a second motor 74 is fixed at an upper end surface of the dust filter screen 73, and a heat dissipation fan 75 is dynamically connected to an upper end of the second motor 74.

The following will describe in detail the usage steps of a notebook heat sink capable of keeping the screen facing unchanged with reference to fig. 1 to 9:

at the beginning, the limiting plate 13 is received in the first receiving cavity 12, the first slider 17 is at the right limit position, the right end of the clamping block 24 extends into the clamping groove 22, the support leg 30 is received in the second receiving cavity 29, the second slider 36 is at the left limit position, the upper end of the sliding rod 38 extends into the inclined plane groove 42, the ring-shaped limiting plate 40 is at the upper limit position, and the tooth groove 65 and the arc-shaped rack 62 are in the meshed state.

When the notebook computer is needed to be used, the unlocking switch 27 is pressed by a hand, the unlocking switch 27 slides downwards to pull the second pull wire 67 and the first pull wire 76, the first pull wire 76 pulls the fixture block 24 leftwards to separate the fixture block 24 from the clamping groove 22, the first slider 17 slides leftwards under the action of the first spring 18, then the connection block 20 slides leftwards and pulls the right side of the rotation center of the limiting plate 13 through the connecting rod 15, the left side of the rotation center of the limiting plate 13 is turned outwards, the notebook computer is placed on the upper end face of the heat dissipation plate 11 at the moment, the suction disc 49 is tightly adsorbed on the left end face of the screen of the notebook computer, the second motor 74 is started to drive the heat dissipation fan 75 to rotate, and cooling air is blown to.

If the orientation of the screen of the notebook computer needs to be adjusted, the unlocking switch 27 is pressed, the second pull wire 67 pulls the third sliding block 64 to slide left, the arc-shaped rack 62 and the tooth groove 65 are disengaged, the second rotating arm 48 can turn over, the orientation of the screen can be adjusted, and after the unlocking switch 27 is loosened, the tooth groove 65 is engaged with the arc-shaped rack 62 again under the action of the sixth spring 66, so that the orientation of the screen is fixed.

When the height position of the notebook computer needs to be adjusted, the first motor 51 is started to drive the second rotating shaft 52 to rotate, and then the second rotating shaft 52 drives the first helical gear 55 to rotate, and then the third rotating shaft 56 is driven to rotate through gear engagement, the third rotating shaft 56 drives the third helical gear 59 to rotate, and then the fourth rotating shaft 60 is driven to rotate through gear engagement again, the fourth rotating shaft 60 drives the first screw 35 to rotate, and then the second slider 36 is driven to slide right through threaded connection, when the second slider 36 slides right, the slide bar 38 slides down under the action of the inclined plane of the upper wall of the inclined plane groove 42 and abuts against the upper end face of the support leg 30, and then the left end of the support leg 30 is turned over downwards, and the right slide of the second slider 36 is adjusted as required to enable the left end of the heat dissipation plate 11 to be raised to an appropriate height, the second rotating shaft 52 drives the second screw 53 to rotate while rotating, the second screw 53 drives the gear 69 to rotate, and, the first rotating shaft 44 drives the first rotating arm 45 to turn over, so that the first rotating arm 45 and the screen always keep the same orientation when the left end of the heat dissipation plate 11 is tilted upward.

When the anti-skid mat is not used any more, the second motor 74 stops, when the limiting plate 13 is turned back into the first accommodating cavity 12 by hand, the right end of the clamping block 24 and even the clamping groove 22 return to the initial state under the action of the second spring 25, the first motor 51 rotates reversely to drive the second sliding block 36 to slide left to the limit position and return to the initial state, and the anti-skid mat 31 is accommodated in the second accommodating cavity 29 and returns to the initial state under the action of the fourth spring 33

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. The utility model provides a can keep screen orientation unchangeable notebook radiator which characterized in that: the notebook computer cooling plate comprises a cooling plate, wherein a bouncing device is arranged at the right end of the cooling plate, the bouncing device comprises a first containing cavity which is arranged at the right end of the upper end surface of the cooling plate and is provided with an upward opening, a limiting plate is rotatably arranged between the front wall and the rear wall of the first containing cavity, the left end of the limiting plate can be turned outwards, and the notebook computer is prevented from sliding down when the cooling plate inclines;

the left end of the radiating plate is provided with a height adjusting device, the height adjusting device comprises second accommodating cavities which are symmetrically arranged at the lower end face of the radiating plate in a front-back mode and have downward openings, supporting legs which can be turned over to the outside are rotatably arranged in the second accommodating cavities, anti-skidding pads are fixedly arranged at the left ends of the supporting legs, spring cavities are communicated with the left ends of the upper walls of the second accommodating cavities, fourth springs are fixedly connected to the upper walls of the spring cavities and the left ends of the supporting legs, and the supporting legs are controlled by a linkage device to turn over to prop up the radiating plate so as to adjust the height;

the radiator plate left end is equipped with screen fixing device, screen fixing device locates including fixed the gear box of radiator plate up end left end, link up around the gear box and rotatable first pivot that is equipped with, both ends just in around the first pivot both sides are fixed to be equipped with first rocking arm around the gear box, both sides around first rocking arm upper end is fixed jointly and is equipped with the fixed block, the fixed block right-hand member is equipped with the third spread groove, rotatable being equipped with the right-hand member around the third spread groove between the wall and extending to outer second rocking arm, the fixed sucking disc that is equipped with of second rocking arm right-hand member, the sucking disc is used for inhaling the notebook screen.

2. The notebook computer heat sink as claimed in claim 1, wherein the screen orientation is constant, and the notebook computer heat sink further comprises: the bouncing device comprises a first connecting groove arranged on the right side of the rotation center of the limiting plate, a connecting rod with the lower end extending into the first accommodating cavity is rotatably arranged between the front wall and the rear wall of the first connecting groove, a first sliding block cavity is arranged in the lower wall of the first accommodating cavity, a first sliding block is arranged in the first sliding block cavity in a left-right sliding manner, and a first spring is fixedly connected between the left end of the first sliding block and the left wall of the first sliding block cavity;

first slider chamber with the first intercommunication of accomodating between the chamber is equipped with first intercommunication mouth, but the horizontal slip in the first intercommunication mouth be equipped with lower extreme fixed connection in the connecting block of first slider up end, the connecting block upper end extends to the first intracavity of accomodating just is equipped with the second spread groove, the rotatable connection of connecting rod lower extreme in between the wall around the second spread groove.

3. The notebook computer heat sink as claimed in claim 2, wherein the screen orientation is constant, and the notebook computer heat sink further comprises: the height adjusting device comprises a second sliding block cavity communicated with the upper wall of the second accommodating cavity, a first screw rod is rotatably arranged at the rear end between the left wall and the right wall of the second sliding block cavity, and a second sliding block which is in threaded connection with the first screw rod and can slide left and right in the second sliding block cavity;

a slide rod cavity is formed in the front end of the second slide block and is vertically communicated above the second accommodating cavity, a slide rod is arranged in the slide rod cavity in a vertically sliding mode, a limiting cavity is communicated with the side wall of the slide rod cavity and is internally provided with an annular limiting plate which is fixedly connected to the outer circular surface of the slide rod in a vertically sliding mode, and a fifth spring is fixedly connected between the lower end face of the annular limiting plate and the lower wall of the limiting cavity;

the left end of the upper wall of the second sliding block cavity is communicated with an inclined plane groove, and when the second sliding block is positioned at a left limit position, the upper end of the sliding rod can extend into the inclined plane groove.

4. A notebook heat sink as recited in claim 3, wherein the heat sink is adapted to hold the screen facing constant, and further comprising: the linkage device comprises a linkage cavity which is arranged in the left end surface of the radiating plate and below the gear box, a first motor is fixedly arranged in the right wall of the linkage cavity, the left end of the first motor is in power connection with a second rotating shaft, and a second screw rod is fixedly arranged on the second rotating shaft;

a first gear cavity is arranged in the left wall of the linkage cavity, the left end of the second rotating shaft extends into the first gear cavity and is fixedly provided with a first helical gear, third rotating shafts are symmetrically and rotatably arranged in the front wall and the rear wall of the first gear cavity, and a second helical gear meshed with the first helical gear is fixedly arranged at the opposite end of the third rotating shaft;

just in the second slider chamber left wall both sides are equipped with the second gear chamber around the first gear chamber, the one end that the third pivot was kept away from mutually extends to the homonymy the second gear intracavity just fixes and is equipped with the third helical gear, in the second gear chamber right wall just in the rotatable fourth pivot that is equipped with of positive left side of first screw rod, the fixed meshing that is equipped with in fourth pivot left end the fourth helical gear of third helical gear, the fourth pivot right-hand member extends to second slider intracavity and fixed connection in the left end of first screw rod.

5. The notebook computer heat sink as claimed in claim 4, wherein the screen orientation is kept constant, and the notebook computer heat sink comprises: be equipped with the third gear chamber in the gear box, the third gear chamber with the intercommunication is equipped with second intercommunication mouth between the linkage chamber, first pivot passes the third gear chamber and in the fixed gear that is equipped with in the third gear chamber, the gear lower extreme passes second intercommunication mouth and mesh in the second screw rod, work as when the second screw rod rotates, the accessible the gear drives first pivot and rotates, and then drives the upset of first rotor arm.

6. The notebook computer heat sink as claimed in claim 5, wherein the screen orientation is constant, and the notebook computer heat sink further comprises: the unlocking device comprises a clamping groove which is formed in the left end face of the limiting plate and is provided with a left opening, a clamping block cavity is communicated with the left wall of the first accommodating cavity, a clamping block which can slide left and right in the clamping block cavity is arranged, the left end of the clamping block cavity can stretch to a clamping block in the clamping groove, the left end of the clamping block is fixedly connected with a second spring between the inner walls of the clamping block cavity, and a first pull wire is fixedly arranged at the left end of the clamping block.

7. The notebook computer heat sink as claimed in claim 6, wherein the screen orientation is constant, and the notebook computer heat sink further comprises: the fixed arc rack that is equipped with in second rocking arm left end, third spread groove left wall intercommunication is equipped with third slider chamber, but the third slider intracavity horizontal slip be equipped with the third slider, the third slider right-hand member extends to in the third spread groove and be equipped with can with arc rack toothing's tooth's socket, the third slider left end with fixedly connected with sixth spring between the third slider chamber left wall, the fixed second that is equipped with in third slider left end is acted as go-between.

8. The notebook computer heat sink as claimed in claim 7, wherein the screen orientation is constant, and the notebook computer heat sink further comprises: the heating panel up end right-hand member is equipped with the ascending unblock chamber of opening, the unblock intracavity can be gliding from top to bottom be equipped with the upper end and extend to outer unblock switch, unblock switch lower extreme with fixedly connected with third spring between the unblock intracavity wall, first acting as go-between with the second is acted as go-between unblock chamber lateral wall upper end and fixed connection in unblock switch.

9. The notebook computer heat sink as claimed in claim 8, wherein the screen orientation is constant, and the notebook computer heat sink further comprises: the heat dissipation device comprises a cooling air channel which is communicated up and down and is arranged at the center of the heat dissipation plate, a supporting screen plate is fixedly arranged at the upper end of the side wall of the cooling air channel, a dust filtering screen plate is fixedly arranged at the lower end of the side wall of the supporting screen plate, a second motor is fixedly arranged on the upper end face of the dust filtering screen plate, and a heat dissipation fan is dynamically connected to the upper end of the second motor.