CN110221705B - Keyboard key energy collection conversion and heat dissipation device - Google Patents

Keyboard key energy collection conversion and heat dissipation device Download PDF

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Publication number
CN110221705B
CN110221705B CN201910482341.XA CN201910482341A CN110221705B CN 110221705 B CN110221705 B CN 110221705B CN 201910482341 A CN201910482341 A CN 201910482341A CN 110221705 B CN110221705 B CN 110221705B
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China
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shaft
spring
gear
keyboard
bevel gear
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CN110221705A (en
Inventor
刘萍
黄福洋
徐洋
王彭通
丁文龙
罗晨珲
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Anhui University of Science and Technology
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Anhui University of Science and Technology
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/20Cooling means
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0227Cooperation and interconnection of the input arrangement with other functional units of a computer

Abstract

The invention relates to the technical field of computer accessories, in particular to a keyboard key energy collecting, converting and radiating device; the invention provides a keyboard key energy collecting, converting and radiating device, which collects keyboard key energy into a spring device through an end face ratchet wheel, releases energy storage by utilizing the release of the spring device to serve as power for subsequent air suction, guides hot air into a cooling component, and drives a top planetary gear train to rotate by utilizing a spring of memory metal to generate air blowing so as to radiate and cool a notebook computer.

Description

Keyboard key energy collection conversion and heat dissipation device
Technical Field
The invention relates to the technical field of computer accessories, in particular to a keyboard key energy collecting, converting and radiating device.
Background
With the development of science and technology, notebook computers are more and more popular. The keyboard utilization rate is extremely high whether the user works or plays games. Under the condition of working and playing games for a long time, the temperature of the computer is high, and the running speed and the service life of the computer are influenced.
In the prior art, for heat dissipation of a notebook computer, a heat dissipation base is mostly utilized, and the computer is cooled in a mode of supplying power through an outer wall. The invention provides a new idea and an applied device, which collects the key energy of a keyboard for cyclic utilization, thereby being capable of dissipating heat and cooling a notebook computer.
Disclosure of Invention
Technical problem to be solved
The invention aims to overcome the defects in the prior art and provides a keyboard key energy collecting, converting and radiating device.
(II) technical scheme
A keyboard key energy collecting, converting and heat radiating device comprises an external keyboard cover, a ratchet wheel transmission component, a negative pressure heat absorption component, a vent pipe and a cooling component;
the external keyboard cover is arranged above the notebook keyboard; a ratchet wheel transmission component is arranged on the left side of the external keyboard cover; a negative pressure heat absorption assembly is matched below the ratchet wheel transmission assembly and connected with an air outlet on the side of the notebook; the cooling component is arranged below the notebook; the negative pressure heat absorption assembly is connected with the cooling assembly through a vent pipe.
Preferably, the external keyboard cover comprises a shell, keys, a longitudinal spring, a transverse spring and a wedge-shaped block;
keys are arranged above the shell and distributed corresponding to the notebook keyboard; the bottom of the key is connected with a pressure lever, the top of the shell is provided with an insertion hole, the pressure lever penetrates through the insertion hole, and a longitudinal spring is arranged between the bottom of the key and the top of the shell; the shell bottom plate is provided with six rows of chutes corresponding to the keyboard, each row of chutes is provided with a wedge block, the wedge blocks in a single row are arranged corresponding to the keyboard and are sequentially connected into a whole at the rear side through connecting rods to form six groups of moving parts, and the wedge block at the leftmost end and the left side wall of the shell are also connected with a transverse spring; the bottom end of the pressure lever is matched with the inclined plane of the wedge-shaped block; the left end of the moving part is connected with a push rod, and the push rod is matched with the ratchet wheel transmission assembly.
Preferably, the ratchet transmission assembly comprises a gear box, an end face ratchet, a ratchet shaft, a shaft sleeve, a first spring shaft, a first spring, a first gear, a second gear and a shaft section;
the upper part of the gear box is provided with an end face ratchet wheel through a ratchet wheel shaft, and the left end of the push rod extends into the gear box and is matched with the tooth surface of the end face ratchet wheel;
the shaft sleeve is provided with three steps which respectively correspond to the upper section, the middle section and the lower section, and the inner diameter is gradually reduced; the bottom end of the ratchet shaft is in interference fit with the upper section of the shaft sleeve; the lower section of the shaft sleeve is provided with threads and is in threaded connection with the upper section of the first spring shaft; the diameter of the upper section of the first spring shaft is larger than that of the middle section; the ratchet shaft is provided with a shaft hole, and the bottom end of the shaft hole is provided with a threaded hole; the top of the spring shaft is coaxially connected with a shaft section, the top end of the shaft section is inserted into the shaft hole, the middle part of the shaft section is provided with a threaded connecting end, and the threaded connecting end is matched with the threaded hole; the middle section of the shaft sleeve is provided with an extrusion spring, and the two ends of the extrusion spring respectively press the bottom end of the ratchet shaft and the top end of the first spring shaft; a first spring is arranged at the bottom end of the first spring shaft; a first gear is coaxially connected below the first-class spring, the first gear is matched with a second gear, and a wheel shaft of the second gear extends downwards out of the gear box.
Preferably, the negative pressure heat absorption assembly comprises a fan shell, fan blades, an air suction pipe and a mounting joint;
the mounting joint is detachably fixed at an air outlet on the side edge of the notebook; the mounting joint is connected with an air suction pipe leftwards, the left end of the air suction pipe is provided with a fan shell, a fan shaft is arranged in the fan shell, and fan blades are arranged on the fan shaft; the left end of the fan shaft extends out of the fan shell and is provided with a second bevel gear.
Preferably, the axle shaft of the second gear extends downwards out of the gear box and is connected with the first bevel gear; the right side of the first bevel gear is vertically meshed with the second bevel gear.
Preferably, the bottom of the fan shell is communicated with the lower part of the cooling assembly through the ventilating pipe.
Preferably, the cooling subassembly includes the pedestal, and the pedestal is inside including the air-cooled layer on upper portion, the water-cooling layer in middle part and the transmission layer of lower part.
Preferably, the transmission layer comprises a second-type spring, a second-type spring shaft, a third bevel gear, a fourth bevel gear, a third gear and a fourth gear;
the second type of clockwork spring is made of memory metal, and the outlet of the ventilation pipe faces the second type of clockwork spring; the second type of spring is arranged on the second spring shaft, a third bevel gear is arranged at the right end of the second spring shaft, the third bevel gear is vertically meshed with a fourth bevel gear, and the fourth bevel gear is coaxially connected with a third gear; the right side of the third gear is matched with a fourth gear, and the wheel shaft of the fourth gear upwards penetrates through the water cooling layer and is matched with the transmission layer.
Preferably, the water cooling layer comprises a reticular plate, a flaky pipe, a heat pipe and a water tank;
the water cooling layer and the transmission layer are separated by a reticular plate; the side wall of the water cooling layer is provided with a flaky pipe which is communicated with the outside; a heat pipe is arranged above the reticular plate, and distilled water is arranged in the heat pipe; the top of the water cooling layer is provided with a water tank, the water tank is provided with cold water, and the water tank adopts a pull-out design and can be freely pulled out.
Preferably, the air cooling layer comprises a planetary gear train and a helical blade;
an air outlet is arranged at the top of the air cooling layer, and a filter screen is arranged at the air outlet; the air cooling layer is provided with a planetary gear train, and a wheel shaft of the fourth gear extends into the air cooling layer and is used as a driving shaft of the planetary gear train; the top of the planetary gear train is provided with a helical blade.
(III) advantageous effects
The invention provides a keyboard key energy collecting, converting and radiating device, which collects keyboard key energy into a spring device through an end face ratchet wheel, releases energy storage by utilizing the release of the spring device to serve as power for subsequent air suction, guides hot air into a cooling component, and drives a top planetary gear train to rotate by utilizing a spring of memory metal to generate air blowing so as to radiate and cool a notebook computer.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only for the present invention and protect some embodiments, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is an overall configuration view of the present apparatus;
FIG. 2 is a longitudinal cross-sectional view of an external keymat;
FIG. 3 is an interior view of an external keymat;
FIG. 4 is a block diagram of the ratchet drive assembly and the negative pressure heat sink assembly;
FIG. 5 is a block diagram of an end ratchet;
FIG. 6 is a cross-sectional view taken along line A-A of FIG. 4;
FIG. 7 is a coupling view of the bushing;
FIG. 8 is a coupling view showing another state of the sleeve;
FIG. 9 is a block diagram of a cooling assembly;
FIG. 10 is a cross-sectional view taken along line B-B of FIG. 9;
FIG. 11 is a cross-sectional view taken along line C-C of FIG. 9;
FIG. 12 is a cross-sectional view taken in the direction D-D of FIG. 9;
fig. 13 is a structural view of the planetary gear train.
In the drawings, the components represented by the respective reference numerals are listed below:
1-external keyboard cover, 101-shell, 102-key, 103-pressure bar, 104-longitudinal spring, 105-wedge block, 106-connecting rod, 107-transverse spring, 108-push rod, 109-sliding groove;
2-ratchet transmission component, 201-gear box, 202-end ratchet, 203-ratchet shaft, 204-shaft sleeve, 205-first spring shaft, 206-first spring, 207-first gear, 208-second gear, 209-shaft hole, 210-shaft section, 211-thread end and 212-thread hole;
3-negative pressure heat absorption component, 301-installation joint, 302-air suction pipe, 303-fan shell, 304-fan blade, 305-fan shaft;
401-bevel gear number one, 402-bevel gear number two;
5-a ventilation pipe;
6-cooling component 601-transmission layer 602-water cooling layer 603-air cooling layer;
701-a second type spring, 702-a second spring shaft, 703-a third bevel gear, 704-a fourth bevel gear, 705-a third gear and 706-a fourth gear;
801-mesh plate, 802-sheet tube, 803-heat pipe, 804-water tank;
901-planetary gear train, 902-helical blade.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Moreover, the terms "first," "second," and "third," if any, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
A keyboard key energy collecting, converting and heat dissipating double-fuselage, including the external keyboard cover 1, ratchet drive assembly 2, negative pressure heat absorption assembly 3, breather pipe 5 and cooling assembly 6;
the external keyboard cover 1 is arranged above the notebook keyboard; the ratchet wheel transmission component 2 is arranged on the left side of the external keyboard cover 1; a negative pressure heat absorption assembly 3 is matched below the ratchet wheel transmission assembly 2, and the negative pressure heat absorption assembly 3 is connected with an air outlet on the side edge of the notebook computer; the cooling component 6 is arranged below the notebook; the negative pressure heat absorption assembly 3 is connected with the cooling assembly 6 through the vent pipe 5.
Example 2
A keyboard key energy collecting, converting and heat dissipating double-fuselage, including the external keyboard cover 1, ratchet drive assembly 2, negative pressure heat absorption assembly 3, breather pipe 5 and cooling assembly 6;
the external keyboard cover 1 is arranged above the notebook keyboard; the ratchet wheel transmission component 2 is arranged on the left side of the external keyboard cover 1; a negative pressure heat absorption assembly 3 is matched below the ratchet wheel transmission assembly 2, and the negative pressure heat absorption assembly 3 is connected with an air outlet on the side edge of the notebook computer; the cooling component 6 is arranged below the notebook; the negative pressure heat absorption assembly 3 is connected with the cooling assembly 6 through the vent pipe 5.
The external keyboard cover 1 comprises a shell 101, keys 102, a longitudinal spring 104, a transverse spring 107 and a wedge block 105;
keys 102 are arranged above the shell 101, and the keys 102 are distributed corresponding to the notebook keyboard; the bottom of the key 102 is connected with a pressure lever 103, the top of the shell 101 is provided with an insertion hole, the pressure lever 103 penetrates through the insertion hole, and a longitudinal spring 104 is connected between the bottom of the key 102 and the top of the shell 101; the bottom plate of the shell 101 is provided with six rows of sliding grooves 109 corresponding to the notebook keyboard, each row of sliding grooves 109 is connected with a wedge-shaped block 105 in a sliding manner, the positions of the wedge-shaped blocks 105 in a single row are arranged corresponding to the notebook keyboard and are sequentially connected into a whole at the rear side through a connecting rod 106 to form six groups of moving parts, and the wedge-shaped block 105 at the leftmost end and the left side wall of the shell 101 are also connected with a transverse spring 107; the bottom end 103 of the pressure lever is matched with the inclined surface of the wedge block 105; the left end of the moving part is connected with a push rod 108, and the push rod 108 is matched with the ratchet transmission component.
The ratchet transmission assembly 2 comprises a gear box 201, an end face ratchet 202, a ratchet shaft 203, a shaft sleeve 204, a first spring shaft 205, a first spring 207, a first gear 208, a second gear 209 and a shaft section 210;
the upper part of the gear box 201 is provided with an end face ratchet 202 through a ratchet shaft 203, and the left end of the push rod 108 extends into the gear box 201 and is matched with the tooth face of the end face ratchet 202;
the shaft sleeve 204 is provided with three steps which respectively correspond to the upper section, the middle section and the lower section, and the inner diameter is gradually reduced; the bottom end of the ratchet shaft 203 is in interference fit with the upper section of the shaft sleeve 204; the lower section of the shaft sleeve 204 is provided with threads and is screwed with the upper section of the first spring shaft 205; the diameter of the upper section of the first spring shaft 205 is larger than that of the middle section; the ratchet shaft 203 is provided with a shaft hole 209, and a threaded hole 212 is processed at the end of the shaft hole 209; the top of the spring shaft 205 is coaxially connected with a shaft section 210, the top end of the shaft section 210 is inserted into the shaft hole 209, the middle part of the shaft section 210 is provided with a threaded connection end 211, and the threaded connection end 211 is matched with the threaded hole 212; the middle section of the shaft sleeve 204 is provided with an extrusion spring 206, and the two ends of the extrusion spring respectively press the bottom end of the ratchet shaft 203 and the top end of the first spring shaft 205; a first spring 207 is arranged at the bottom end of the first spring shaft 205; a first gear 208 is further coaxially connected below the first-class spring 207, the first gear 208 is matched with a second gear 209, and the axle of the second gear 209 extends downwards out of the gear box 201.
Specifically, when the device works, the keys 101 on the external keyboard cover 1 are pressed to operate according to normal typing. When the press rod 103 moves downwards, on one hand, the wedge block 105 moves leftwards, so that the push rod 108 moves leftwards, and the end face ratchet 202 in the ratchet transmission device 2 is pushed to rotate in a single direction, so that a type of clockwork spring 207 at the bottom is tightened, and on the other hand, the press rod 103 penetrates through the sliding groove 109 and presses on a keyboard of a notebook computer, so that typewriting is realized.
When the key of the keyboard cover 1 is released, the wedge-shaped block 105 and the push rod 108 are reset under the reaction of the transverse spring 107 and the longitudinal spring 104.
As explained herein with reference to fig. 8 and 9, when the push rod 108 pushes the end ratchet 202, the ratchet shaft 203 drives the hub 204, the hub 204 drives the first spring shaft 205 to rotate, and at the same time when the first spring 207 is fully wound, the resistance of the first spring 207 prevents the first spring shaft 205 from continuing to rotate, and the first spring shaft 205 rotates upward in the threaded section until the threaded section is disengaged; during the process that the first spring shaft 205 is separated from the threaded section, the threaded end 211 is threaded into the threaded hole 212; when the first winding shaft 205 is completely disengaged from the threaded section, a type of winding spring 207 reverses to release energy. Meanwhile, the counter acting force of the compression spring 206 is utilized, the first spring shaft 205 rotates reversely and moves downwards, the screw joint end 211 is separated from the threaded hole 212, the first spring shaft 205 enters the threaded section again, the initial state is restored, and the reciprocating operation is carried out.
The negative pressure heat absorption assembly 3 comprises a fan shell 303, fan blades 304, an air suction pipe 302 and a mounting joint 301;
the mounting joint 301 is detachably fixed at an air outlet on the side of the notebook; the mounting joint 301 is connected with an air suction pipe 302 leftwards, the left end of the air suction pipe 302 is connected with a fan shell 303, a fan shaft 305 is arranged in the fan shell 303, and fan blades 304 are arranged on the fan shaft 305; the left end of the fan shaft 305 extends out of the fan case 303 and is connected with a second bevel gear 402.
Wherein, the axle of the second gear 209 extends downwards out of the gear box 201 and is connected with a first bevel gear 401; the right side of the first bevel gear 401 vertically engages the second bevel gear 402.
Specifically, when the first-class spring 207 is released, the second-class gear 209 is driven to rotate through the first-class gear 208, and then the fan shaft 305 drives the fan blades 304 to rotate through bevel gear transmission, so that air suction is performed from the air outlet of the notebook.
Wherein, the bottom of the fan shell 303 is communicated with the lower part of the cooling component 6 through the ventilation pipe 5.
Wherein, cooling subassembly 6 includes the pedestal, and the pedestal is inside to include the air-cooled layer 603 on upper portion, the water-cooling layer 602 in middle part and the transmission layer 601 of lower part.
Specifically, the transmission layer 601 includes a second spring 701, a second spring shaft 702, a third bevel gear 703, a fourth bevel gear 704, a third gear 705 and a fourth gear 706;
the second type of clockwork spring 701 is made of memory metal, and the outlet of the vent pipe 5 faces the second type of clockwork spring 701; the second type spring 701 is arranged on a second spring shaft 702, a third bevel gear 703 is arranged at the right end of the second spring shaft 702, the third bevel gear 703 is vertically meshed with a fourth bevel gear 704, and the fourth bevel gear 704 is coaxially connected with a third gear 705; the right side of the third gear 705 is matched with a fourth gear 706, and the axle of the fourth gear 706 upwards passes through the water cooling layer 602 and is matched with the air cooling layer 603.
The vent pipe 5 leads hot gas into the transmission layer 601, so that the original tightened second-class spring 701 is heated to release energy, and the third gear 705 is driven to rotate under the transmission of the bevel gear, so that the fourth gear 706 rotates. Wherein, when the second type spring 701 releases energy, one end of the spring is contacted with air, so that the spring can be cooled and then continuously tightened, and the cyclic work of the device can be realized.
Wherein, the water cooling layer 602 includes a mesh plate 801, a sheet pipe 802, a heat pipe 803 and a water tank 804;
the water cooling layer 602 and the transmission layer 601 are separated by a mesh plate 801; the side wall of the water cooling layer 602 is provided with a sheet-shaped pipe 802, and the sheet-shaped pipe 802 is communicated with the outside; a heat pipe 803 is arranged above the reticular plate 801, and distilled water is filled in the heat pipe 803; the top of the water cooling layer 602 is provided with a water tank 804, the water tank 804 is filled with cold water, and the top end of the heat pipe 803 extends into the water tank 804; the water tank 804 is in a drawing design, can be freely drawn out and is convenient to replace.
Wherein, the air cooling layer 603 comprises a planetary gear train 901 and a helical blade 902;
the top of the air cooling layer 603 is provided with an air outlet which is provided with a filter screen; the air cooling layer 603 is provided with a planetary gear train 901, and a wheel shaft of the fourth gear 706 extends into the air cooling layer 603 and is used as a driving shaft of the planetary gear train 901; the planetary gear train 901 is provided with a helical blade 902 at the top.
Specifically, the heat that lets in heat sink 6, partly drives two types of clockwork 701 work, and remaining steam can be discharged through flaky pipe 802, at the in-process that passes through, through the heat pipe 803 heat transfer to can make the exhaust gas temperature reduce, discharge under the even stirring of propeller blade 902 that the planetary gear train 901 drove afterwards, make the effect that the temperature reduction played the cooling around the notebook computer. When the hot gas below accumulates, the distilled water at the bottom of the heat pipe 803 is evaporated and rises, and after reaching the top, the distilled water flows back to the bottom under the cooling effect of the cold water in the water tank 802, so that the circulating cooling is realized.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (8)

1. A keyboard key energy collecting, converting and heat dissipating double-fuselage, wherein include the external keyboard cover, ratchet drive assembly, negative pressure heat absorption assembly, breather pipe and cooling assembly;
the external keyboard cover is arranged above the notebook keyboard; a ratchet wheel transmission assembly is arranged on the left side of the external keyboard cover; a negative pressure heat absorption assembly is matched below the ratchet wheel transmission assembly and connected with an air outlet on the side of the notebook; the cooling assembly is arranged below the notebook; the negative pressure heat absorption assembly is connected with the cooling assembly through a vent pipe;
the external keyboard cover comprises a shell, keys, a longitudinal spring, a transverse spring and a wedge-shaped block;
keys are arranged above the shell and distributed corresponding to the notebook keyboard; the bottom of the key is connected with a pressure lever, the top of the shell is provided with an insertion hole, the pressure lever penetrates through the insertion hole, and a longitudinal spring is arranged between the bottom of the key and the top of the shell; the shell bottom plate is provided with six rows of sliding grooves corresponding to the notebook keyboard, each row of sliding grooves is connected with a wedge block in a sliding mode, the wedge blocks in the single row are arranged corresponding to the notebook keyboard and are sequentially connected into a whole at the rear side through connecting rods to form six groups of moving parts, and the wedge block at the leftmost end and the left side wall of the shell are further connected with a transverse spring; the bottom end of the pressure lever is matched with the inclined plane of the wedge-shaped block; the left end of the moving piece is connected with a push rod, and the push rod is matched with the ratchet wheel transmission assembly;
the ratchet wheel transmission assembly comprises a gear box, an end face ratchet wheel, a ratchet wheel shaft, a shaft sleeve, a first spring shaft, a first spring, a first gear, a second gear and a shaft section;
the upper part of the gear box is provided with an end face ratchet wheel through a ratchet wheel shaft, and the left end of the push rod extends into the gear box and is matched with the tooth surface of the end face ratchet wheel;
the shaft sleeve is provided with three steps which respectively correspond to the upper section, the middle section and the lower section, and the inner diameter is gradually reduced; the bottom end of the ratchet shaft is in interference fit with the upper section of the shaft sleeve; the lower section of the shaft sleeve is provided with threads and is in threaded connection with the upper section of the first spring shaft; the diameter of the upper section of the first spring shaft is larger than that of the middle section; the ratchet shaft is provided with a shaft hole, and the bottom end of the shaft hole is provided with a threaded hole; the top of the spring shaft is coaxially connected with a shaft section, the top end of the shaft section is inserted into the shaft hole, the middle part of the shaft section is provided with a threaded connecting end, and the threaded connecting end is matched with the threaded hole; an extrusion spring is arranged in the middle section of the shaft sleeve, and the two ends of the extrusion spring respectively press the bottom end of the ratchet shaft and the top end of the first spring shaft; a first spring is arranged at the bottom end of the first spring shaft; a first gear is coaxially connected below the first-type clockwork spring, the first gear is matched with a second gear, and a wheel shaft of the second gear extends downwards out of the gear box.
2. The keyboard key energy collection, conversion and heat dissipation device of claim 1, wherein the negative pressure heat sink assembly comprises a fan housing, fan blades, an air suction duct and a mounting joint;
the mounting joint is detachably fixed at an air outlet on the side edge of the notebook; the mounting joint is connected with an air suction pipe leftwards, the left end of the air suction pipe is provided with a fan shell, a fan shaft is arranged in the fan shell, and fan blades are arranged on the fan shaft; the left end of the fan shaft extends out of the fan shell and is provided with a second bevel gear.
3. The keyboard key energy collecting, converting and heat dissipating device of claim 2, wherein the axle of the second gear extends downward out of the gear box and is connected with a first bevel gear; the right side of the first bevel gear is vertically meshed with a second bevel gear.
4. The keyboard key energy harvesting, converting and heat dissipating device of claim 3, wherein the bottom of the fan housing is connected to the lower portion of the cooling assembly through a ventilation duct.
5. The keyboard key energy collecting, converting and heat dissipating device of claim 4, wherein the cooling assembly comprises a base body, and the base body comprises an upper air cooling layer, a middle water cooling layer and a lower transmission layer.
6. The keyboard key energy harvesting, converting and heat dissipating device of claim 5, wherein the driving layer comprises a spring of type two, a spring shaft of type two, a bevel gear of type three, a bevel gear of type four, a gear of type three and a gear of type four;
the second type of clockwork spring is made of memory metal, and the outlet of the ventilation pipe faces the second type of clockwork spring; the second spring is arranged on the second spring shaft, a third bevel gear is arranged at the right end of the second spring shaft, the third bevel gear is vertically meshed with a fourth bevel gear, and the fourth bevel gear is coaxially connected with a third gear; the right side of the third gear is matched with a fourth gear, and the wheel shaft of the fourth gear upwards penetrates through the water cooling layer and is matched with the air cooling layer.
7. The device of claim 6, wherein the water-cooling layer comprises a mesh plate, a sheet tube, a heat pipe and a water tank;
the water cooling layer and the transmission layer are separated by a reticular plate; the side wall of the water cooling layer is provided with a flaky pipe which is communicated with the outside; a heat pipe is arranged above the reticular plate, and distilled water is arranged in the heat pipe; a water tank is arranged at the top of the water cooling layer, cold water is arranged in the water tank, and the top end of the heat pipe extends into the water tank; the water tank adopts a pull-out design and can be freely pulled out.
8. The keyboard key energy harvesting, converting and dissipating device of claim 7, wherein the air-cooled layer comprises a planetary gear train and helical blades;
an air outlet is formed in the top of the air cooling layer, and a filter screen is arranged at the air outlet; the air cooling layer is provided with a planetary gear train, and a wheel shaft of the fourth gear extends into the air cooling layer and is used as a driving shaft of the planetary gear train; and the top of the planetary gear train is provided with a helical blade.
CN201910482341.XA 2019-06-04 2019-06-04 Keyboard key energy collection conversion and heat dissipation device Active CN110221705B (en)

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CN110221705B true CN110221705B (en) 2022-03-29

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