CN113939160A - Heat dissipation and ventilation device for electric device - Google Patents
Heat dissipation and ventilation device for electric device Download PDFInfo
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- CN113939160A CN113939160A CN202111240107.XA CN202111240107A CN113939160A CN 113939160 A CN113939160 A CN 113939160A CN 202111240107 A CN202111240107 A CN 202111240107A CN 113939160 A CN113939160 A CN 113939160A
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 29
- 238000009423 ventilation Methods 0.000 title claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims abstract description 85
- 238000010438 heat treatment Methods 0.000 claims description 30
- 238000005192 partition Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 230000005570 vertical transmission Effects 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0234—Feet; Stands; Pedestals, e.g. wheels for moving casing on floor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20127—Natural convection
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
Abstract
The invention relates to the technical field of heat dissipation devices, in particular to a heat dissipation and ventilation device for an electric power device, which comprises a protective shell and a supporting base, and further comprises: the supporting plate is connected with the inner wall of the protective shell; the heat dissipation mechanism is respectively connected with the protective shell and the supporting plate; the heat dissipation and ventilation device for the power device can achieve the purpose of energy saving, reduces the waste of resources, improves the heat dissipation effect and provides convenience for workers.
Description
Technical Field
The invention relates to the technical field of heat dissipation devices, in particular to a heat dissipation and ventilation device for an electric power device.
Background
Electrical appliances in life are continuously increased, a lot of manual labor are replaced by electronic equipment, the stability of electric power needs qualified equipment to be guaranteed, a large amount of heat can be generated in the working process of an electric device, the normal work of an electric element is not facilitated, and the service life of the equipment can be shortened.
The existing heat dissipation and ventilation device for the electric power device is different in heat generated according to the change of power consumption in the using process, if a heat dissipation fan with a constant rotating speed is adopted, the ventilation and heat dissipation effects of the electric power device are poor, the current energy-saving concept is not met, the waste of resources is caused, and the use is very inconvenient.
Disclosure of Invention
The present invention is directed to a heat dissipation and ventilation device for an electrical device, which solves the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a heat dissipation and ventilation device for an electrical device, comprising a protective housing and a support base for securing the protective housing, further comprising:
the supporting plate is connected with the inner wall of the protective shell; and
the heat dissipation mechanism is respectively connected with the protective shell and the supporting plate;
wherein, heat dissipation mechanism is including control assembly and drainage subassembly, control assembly is located in the backup pad to be connected with electric elements and drainage subassembly respectively, control assembly is including controller shell, deformation piece, sensitive piece and the piece that generates heat, the controller shell with the backup pad is connected, and fixed mounting has deformation piece, sensitive piece and the piece that generates heat in the controller shell, deformation piece is located between sensitive piece and the piece that generates heat, sensitive piece with drainage subassembly signal connection, the piece that generates heat and electric elements electric connection, the piece that generates heat can order about the expansion of deformation piece and extrude on sensitive piece, and sensitive piece realizes ventilation cooling to in the protective housing through the mode that control drainage subassembly changed operating condition.
Compared with the prior art, the invention has the beneficial effects that:
the integral device can be fixedly connected with the outside by the arranged supporting base and the protective shell, the heating part can penetrate through the controller shell and be connected with a main cable entering the protective shell by the arranged supporting plate in the working process of the electric device, the supporting plate can adopt an L-shaped structure, the height of the supporting plate is less than that of the protective shell, the controller shell can adopt a hollow cylinder form, the heating part can adopt a resistance form, and each part on the surface of the heating part is provided with materials with different heat conductivity, when an electric element in the protective shell is electrified to work, the heating part can generate heat energy according to the Joule law, because the heat conductivity of the surface of the heating part is different, the number of the deformation part and the sensitive part is preferably two, the deformation part can adopt an air bag form and can also adopt metal materials with different expansion coefficients, certainly, other telescopic materials or structures can be adopted, which are not described herein in detail, the sensitive element can be in the form of a pressure sensor, when the air contacting the deformation element is heated to expand, one set of deformation element can be expanded preferentially and contact with the sensitive element, so that part of the components of the drainage assembly can be started to work to discharge the heat generated and accumulated by the electrical elements in the protective shell, when a plurality of sets of electrical elements work simultaneously, the heat generated in the protective shell is increased, the current in the total circuit is also increased, the heat generated on the heating element is also increased synchronously, the other set of deformation element can be expanded and contact with the other set of sensitive element, so that all the components of the drainage assembly work, the heat accumulated in the protective shell is discharged rapidly, and conversely, when the number of the electrical elements in the protective shell which work is small, the heat that produces this moment also can reduce, then the electric current of total cable conductor is also smaller to can make the deformation piece resume to initial condition, and with the separation of sensitive piece, then stop work through sensitive piece control drainage subassembly, the heat in the protective housing is got rid of under the flow of natural wind this moment, thereby reaches energy-conserving purpose, has reduced the waste of resource, and has improved radiating effect, for the staff provides convenience, is worth promoting.
Drawings
Fig. 1 is a schematic overall structure diagram in the embodiment of the present invention.
Fig. 2 is a schematic structural view of a support plate portion in an embodiment of the present invention.
Fig. 3 is an enlarged cross-sectional structural schematic diagram of a part of a control unit in an embodiment of the invention.
FIG. 4 is a schematic cross-sectional view of a heat generating component according to an embodiment of the present invention.
FIG. 5 is a schematic side cross-sectional structural view of an embodiment of the invention.
Fig. 6 is an enlarged structural diagram of the portion a in fig. 5 according to an embodiment of the present invention.
FIG. 7 is an enlarged cross-sectional view of a control block according to an embodiment of the present invention.
In the figure: 1-a supporting base, 2-a protective shell, 3-a glass cover, 4-an air inlet, 5-an air outlet cylinder, 6-a shielding plate, 7-a supporting plate, 8-a mounting seat, 9-a communication notch, 10-a through hole, 11-a controller shell, 12-a first rotating shaft, 13-a first clapboard, 14-a second clapboard, 15-a deformation piece, 16-a sensitive piece, 17-a heat insulation plate, 18-a heat conduction plate, 19-a heating piece, 20-a control cavity, 21-a suction piece, 22-a transmission shaft, 23-a first bevel gear, 24-a second bevel gear, 25-a negative pressure cavity, 26-a protective cover, 27-a drainage piece, 28-a second rotating shaft, 29-a ratchet wheel, 30-a control rod and 31-a rotating rod, 32-a control block, 33-a first gear, 34-a second gear, 35-a driving piece, 36-a placing groove, 37-a movable rod, 38-a column, 39-a first suction piece, 40-an elastic piece, 41-a second suction piece, 42-a heat dissipation mechanism, 43-a control component, 44-a drainage component, 45-a linkage component and 46-a suction component.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1-4, a heat dissipation and ventilation device for an electrical apparatus according to an embodiment of the present invention includes a protective housing 2 and a supporting base 1 for fixing the protective housing 2, and further includes:
the supporting plate 7 is connected with the inner wall of the protective shell 2; and
the heat dissipation mechanism 42, the said heat dissipation mechanism 42 links with said protective housing 2 and shoe plate 7 separately;
wherein, heat dissipation mechanism 42 is including control assembly 43 and drainage subassembly 44, control assembly 43 is located on the backup pad 7 to be connected with electric elements and drainage subassembly 44 respectively, control assembly 43 is including controller shell 11, deformation 15, sensitive piece 16 and generate heat 19, controller shell 11 with the backup pad 7 is connected, and fixed mounting has deformation 15, sensitive piece 16 and the piece 19 that generates heat in the controller shell 11, deformation 15 is located between sensitive piece 16 and the piece 19 that generates heat, sensitive piece 16 with drainage subassembly 44 signal connection, generate heat 19 and electric elements electric connection, generate heat 19 and generate heat and can drive deformation 15 inflation and extrude on sensitive piece 16, and sensitive piece 16 realizes the ventilation cooling to in the protective housing 2 through the mode that control drainage subassembly 44 changes operating condition.
The whole device can be fixedly connected with the outside by the arranged supporting base 1 and the protective shell 2, the heating element 19 can penetrate through the controller shell 11 and be connected with a total cable entering the protective shell 2 by the arranged supporting plate 7 in the working process of the electric device, wherein the supporting plate 7 can adopt an L-shaped structure, the height of the supporting plate 7 is less than that of the protective shell 2, the controller shell 11 can adopt a hollow cylinder form, the heating element 19 can adopt a resistance form, and each part on the surface of the heating element 19 is provided with materials with different heat conduction capacities, when an electric element in the protective shell 2 is electrified to work, the heating element 19 can generate heat energy according to the Joule law, because the heat conduction capacities on the surface of the heating element 19 are different, the number of the deformation element 15 and the sensitive element 16 is preferably two sets, the deformation member 15 can be in the form of an air bag, or can be made of metal materials with different expansion coefficients, or of course can be made of other telescopic materials or structures, which are not described herein, the sensitive member 16 can be in the form of a pressure sensor, when the air contacting the deformation member 15 is heated to expand, one set of the deformation member 15 is preferentially expanded and contacts the sensitive member 16, so that part of the components of the drainage assembly 44 can be started to work, and the heat generated and accumulated by the electrical components in the protective housing 2 is discharged, when multiple sets of the electrical components work simultaneously, the heat generated in the protective housing 2 is increased, the current in the total circuit is also increased, and the heat generated on the heating member 19 is also increased synchronously, so that the other set of the deformation member 15 is also expanded and contacts the other set of the sensitive member 16, so that all the components of the drainage assembly 44 are put into work, the heat that is favorable to gathering in the quick discharge protective housing 2, on the contrary, when the quantity that the interior electric elements of protective housing 2 put into operation is less, the heat that produces this moment also can reduce, the electric current of total cable conductor is also less, thereby can make deformation piece 15 resume to initial condition, and with the separation of sensitive piece 16, then control drainage subassembly 44 through sensitive piece 16 and stop work, the heat in protective housing 2 is got rid of under the flow of natural wind this moment, thereby reach energy-conserving purpose, the waste of resource has been reduced, and the radiating effect has been improved, for the staff provides convenience, be worth promoting.
In one embodiment of the present invention, referring to fig. 3 and 4, the control assembly 43 includes:
the first partition plate 13 and the second partition plate 14 are both positioned in the controller shell 11, and the second partition plate 14 is connected with the deformation piece 15;
a control chamber 20, said control chamber 20 being located between said first partition 13 and said second partition 14;
the heat insulation plate 17, both sides of the heat insulation plate 17 are connected with the first baffle 13 and the heating element 19 respectively; and
and one end of the heat conducting plate 18 is connected with the heating element 19, and the other end of the heat conducting plate 18 penetrates through the first partition plate 13 and is positioned in the control cavity 20.
Through the arrangement of the first partition plate 13, wherein the first partition plate 13 is composed of two parts of an annular partition plate and a square partition plate, the annular partition plate is connected with the inner wall of the controller shell 11 through the square partition plate and encloses a plurality of closed spaces, the heating element 19 is positioned in the annular partition plate, the heating element 19 is connected with the inner side wall of the annular partition plate part through the heat insulation plate 17, the number of the heat insulation plates 17 is four, the inner part of the annular partition plate can be divided into four parts, wherein the heat conduction plates 18 are distributed in the two opposite parts, the heat conduction capacities of the two heat conduction plates 18 are different, and are matched with materials with the different heat conduction capacities arranged on the surface of the heating element 19, so that the heating degree and the time required by expansion in the two control cavities 20 can be further different, when heat is generated on the heating element 19, the air in the control cavity 20 with the faster heat conduction can be firstly expanded, and one set of the deformation elements 15 is also driven to be preferentially expanded, therefore, the deformation part 15 can be pressed on the sensitive part 16, the opening and the closing of the drainage component 44 are controlled, the first partition plate 13 is further provided with a discharge hole, so that the stability of the air pressure in the control cavity 20 is ensured, and the phenomenon that the deformation quantity of the deformation part 15 is too large and the deformation part is damaged under the condition that the working time of the heating part 19 is longer can be avoided.
In one embodiment of the present invention, referring to fig. 2, 5 and 6, the drainage assembly 44 includes:
a driving member 35, wherein the driving member 35 is positioned on the supporting plate 7;
a second rotating shaft 28, wherein the second rotating shaft 28 is connected with the output end of the driving member 35;
a protective cover 26, wherein the protective cover 26 is connected with the protective housing 2, and the protective cover 26 is rotatably connected with the second rotating shaft 28;
the drainage piece 27 is connected with the second rotating shaft 28, and the drainage piece 27 is positioned in the protective cover 26; and
a suction assembly 46, wherein the suction assembly 46 is located in the protective casing 2 and is connected with the second rotating shaft 28.
When a part of air with fast heat conduction expands and drives a set of deformation member 15 to extrude on the sensitive member 16, the driving member 35 can be started to work, wherein the driving member 35 preferably adopts a motor form, power is convenient to obtain, the driving member 35 can be started to drive the second rotating shaft 28 and the drainage member 27 to rotate, the drainage member 27 can adopt a fan blade form, when the drainage member 27 rotates in the protective cover 26, wherein the bottom of the protective cover 26 is provided with a plurality of communicating holes, the top of the protective cover 26 is provided with an air outlet, so that heat in the protective shell 2 can be rapidly discharged to the outside, when more electric elements work in the protective shell 2, the current introduced on the main circuit is further increased, the heat productivity of the heating member 19 can be further increased, and thus, a set of deformation member 15 with poor heat conduction capability can be expanded and contacted with the sensitive member 16, so that the second rotating shaft 28 can drive the suction assembly 46 to work in a linkage manner, so as to increase the air intake in the protective housing 2, further improve the ventilation and heat dissipation effect in the protective housing 2, save resources, reduce the heat productivity of the heat dissipation equipment and achieve the purpose of energy conservation.
In one embodiment of the present invention, referring to fig. 5 and 6, the pumping assembly 46 comprises:
a suction piece 21, said suction piece 21 being located on the inner wall of said protective casing 2;
a transmission shaft 22, wherein the transmission shaft 22 is rotatably connected with the protective casing 2, and the transmission shaft 22 is connected with the suction member 21 through a first bevel gear 23 and a second bevel gear 24;
the first rotating shaft 12 is rotatably connected with the driving part 35, the second rotating shaft 28 is sleeved in the first rotating shaft 12, and the first rotating shaft 12 is connected with the transmission shaft 22 through a first gear 33 and a second gear 34; and
and the linkage assembly 45 is connected with the second rotating shaft 28 and the first gear 33 respectively, and the linkage assembly 45 is connected with the second rotating shaft 28 and the first gear 33 respectively.
When the other part of the air with poor heat conductivity expands and drives the other set of deformation element 15 to press on the sensitive element 16, the linkage assembly 45 can be driven to work under the action of the control signal, thereby driving the first gear 33 to rotate on the driving member 35 through the first rotating shaft 12, and through the meshing transmission function of the first gear 33 and the second gear 34, the transmission shaft 22 can be driven to rotate, and the suction piece 21 can be driven to rotate through the vertical transmission effect of the arranged first bevel gear 23 and the second bevel gear 24, wherein the suction piece 21 can adopt the form of fan blade, and the bottom of the side wall of the protective shell 2 is provided with an air inlet 4, wherein the central lines of the air inlet 4 and the suction piece 21 are positioned on the same horizontal plane, when the suction piece 21 rotates, the external cold air can be sucked into the protective shell 2 through the air inlet 4, thereby improving the air intake in the protective shell 2 and being beneficial to further improving the heat radiation effect.
In one embodiment of the present invention, referring to fig. 5-7, the linkage assembly 45 includes:
a control block 32, wherein the control block 32 is connected with the supporting plate 7;
a placement groove 36, wherein the placement groove 36 is opened on the control block 32;
a movable rod 37, one end of the movable rod 37 is rotatably connected with the placing groove 36, the other end of the movable rod 37 is provided with a column 38 and a first suction device 39, and the movable rod 37 is connected with the control block 32 through an elastic element 40;
a second suction member 41, wherein the second suction member 41 is positioned in the placement groove 36, and the second suction member 41 is detachably connected with the first suction member 39;
the rotating rod 31 is rotatably connected with the first gear 33 through a torsion spring;
the control rod 30, the control rod 30 is fixedly connected with the rotating rod 31, and one end of the control rod 30 is detachably connected with the upright post 38; and
the ratchet wheel 29 is positioned on the second rotating shaft 28, and the ratchet wheel 29 is detachably connected with the other end of the control rod 30.
When the other set of deformation member 15 expands and presses on the sensitive member 16, the first absorbing member 39 and the second absorbing member 41 can be energized by the action of the control signal, wherein the first absorbing member 39 and the second absorbing member 41 can be in the form of an electromagnet, when the first absorbing member 39 and the second absorbing member 41 are energized, the adjacent surfaces can generate an attractive acting force, so that the movable rod 37 can be pulled to rotate clockwise against the resistance of the elastic member 40, wherein the elastic member 40 can be in the form of a spring, when the movable rod 37 rotates around one end, the elastic member 40 can be in a compressed state, and the upright 38 can be driven to move downwards, when the upright 38 is separated from one end of the control rod 30, the control rod 30 can rotate a certain angle on the rotating rod 31 by the torsion action of the torsion spring on the rotating rod 31, so that the other end of the control rod 30 can be in contact with the ratchet 29, because the ratchet wheel 29 is always in a rotating state along with the second rotating shaft 28, the ratchet wheel 29 is driven to rotate the first gear 33 through the control rod 30 and the rotating rod 31 so as to drive the suction piece 21 to perform suction operation, conversely, when a part of electric elements in the protective shell 2 stops working, heat generated in the protective shell 2 is also reduced, current in a main circuit is also reduced synchronously, so that heat generated by the heating piece 19 is reduced, and when the deformation piece 15 contracts and is separated from the sensitive piece 16, the drainage component 44 stops working, so that the purpose of saving energy is achieved.
In an embodiment of the present invention, please refer to fig. 5 and fig. 6, which further includes: the air outlet cylinder 5 is arranged at the top of the protective shell 2 in a penetrating way, and the protective cover 26 is positioned inside the air outlet cylinder 5;
the negative pressure cavity 25, the said negative pressure cavity 25 locates between said chimney 5 and protective cover 26; and
and the shielding plate 6 is connected with the top end of the air outlet cylinder 5.
Through the play dryer 5 that sets up, wherein evenly distributed has a plurality of exhaust vent on the lateral wall of play dryer 5, and through with 6 cooperation work of shielding plate, can avoid debris such as outside dust and rainwater to enter into protective housing 2, when the heat that produces in protective housing 2 is less, can rely on air intake 4 that protective housing 2 bottom set up and play dryer 5 that the top set up to carry out the nature heat dissipation, it is great when the heat that produces, and when drainage 27 rotates, can make and form negative pressure chamber 25 between play dryer 5 and the protection casing 26, thereby can be with further quick discharge to the outside of the heat in the protective housing 2, radiating efficiency has been improved.
In an embodiment of the present invention, please refer to fig. 1 and fig. 2, which further includes: the mounting seats 8 are uniformly distributed on the supporting plate 7;
the glass cover 3 is detachably connected with the mounting seat 8; and
the support plate comprises a communication notch 9 and a through hole 10, wherein the communication notch 9 and the through hole 10 are both arranged on the support plate 7.
Through the mount pad 8 that sets up, can install a plurality of electric elements in protective housing 2 to glass cover 3 through setting up, so that the staff observes a plurality of electric elements from the outside, when electric elements during operation, through the intercommunication notch 9 and the through-hole 10 that set up, can avoid appearing the too high phenomenon of local temperature with the even dispersion of heat that electric elements produced in protective housing 2, thereby also can improve radiating efficiency and effect.
In summary, by the supporting base 1 and the protective housing 2, the whole device can be fixedly connected with the outside, by the supporting plate 7, in the process of operating the power device, the heating element 19 can penetrate through the controller housing 11 to be connected with the total cable entering the protective housing 2, wherein the supporting plate 7 can adopt an L-shaped structure, the height of the supporting plate 7 is smaller than the height of the protective housing 2, the controller housing 11 can adopt a hollow cylinder form, the heating element 19 can adopt a resistance form, and each part on the surface of the heating element 19 is provided with materials with different heat conductivity, when the electric element in the protective housing 2 is powered on to operate, the heating element 19 can generate heat energy according to joule law, because the heat conductivity of the surface of the heating element 19 is different, by the deformation element 15 and the sensitive element 16, wherein the number of the deformation element 15 and the sensitive element 16 is preferably two, the deformation member 15 can be in the form of an air bag, or can be made of metal materials with different expansion coefficients, or of course can be made of other telescopic materials or structures, which are not described herein, the sensitive member 16 can be in the form of a pressure sensor, when the air contacting the deformation member 15 is heated to expand, one set of the deformation member 15 is preferentially expanded and contacts the sensitive member 16, so that part of the components of the drainage assembly 44 can be started to work, and the heat generated and accumulated by the electrical components in the protective housing 2 is discharged, when multiple sets of the electrical components work simultaneously, the heat generated in the protective housing 2 is increased, the current in the total circuit is also increased, and the heat generated on the heating member 19 is also increased synchronously, so that the other set of the deformation member 15 is also expanded and contacts the other set of the sensitive member 16, so that all the components of the drainage assembly 44 are put into work, the heat that is favorable to gathering in the quick discharge protective housing 2, on the contrary, when the quantity that the interior electric elements of protective housing 2 put into operation is less, the heat that produces this moment also can reduce, and the electric current of total cable conductor is also less, thereby can make deformation piece 15 resume to initial condition, and with the separation of sensitive piece 16, then control drainage subassembly 44 through sensitive piece 16 and stop work, the heat in protective housing 2 is got rid of under the flow of natural wind this moment, thereby reach energy-conserving purpose, the waste of resource has been reduced, and the radiating effect has been improved, provide convenience for the staff.
It should be noted that, in the present invention, unless otherwise specifically stated or limited, the terms "sliding", "rotating", "fixing", "providing", and the like are to be understood in a broad sense, and may be, for example, a welded connection, a bolted connection, or an integral body; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A heat dissipation and ventilation device for an electrical device, comprising a protective housing and a support base for fixing the protective housing, characterized in that it further comprises:
the supporting plate is connected with the inner wall of the protective shell; and
the heat dissipation mechanism is respectively connected with the protective shell and the supporting plate;
wherein, heat dissipation mechanism is including control assembly and drainage subassembly, control assembly is located in the backup pad to be connected with electric elements and drainage subassembly respectively, control assembly is including controller shell, deformation piece, sensitive piece and the piece that generates heat, the controller shell with the backup pad is connected, and fixed mounting has deformation piece, sensitive piece and the piece that generates heat in the controller shell, deformation piece is located between sensitive piece and the piece that generates heat, sensitive piece with drainage subassembly signal connection, the piece that generates heat and electric elements electric connection, the piece that generates heat can order about the expansion of deformation piece and extrude on sensitive piece, and sensitive piece realizes ventilation cooling to in the protective housing through the mode that control drainage subassembly changed operating condition.
2. The heat dissipation ventilation device for an electrical device of claim 1, wherein the control assembly comprises:
the first partition plate and the second partition plate are both positioned in the controller shell, and the second partition plate is connected with the deformation piece;
a control chamber located between the first and second partitions;
the two sides of the heat insulation plate are respectively connected with the first partition plate and the heating element; and
the heat-conducting plate, the one end of heat-conducting plate with the piece that generates heat is connected, and the other end of heat-conducting plate runs through first baffle and is located the control intracavity.
3. The heat dissipating ventilation device for an electrical device of claim 2, wherein the flow directing assembly comprises:
a driving member located on the support plate;
the second rotating shaft is connected with the output end of the driving piece;
the protective cover is connected with the protective shell and is rotationally connected with the second rotating shaft;
the drainage piece is connected with the second rotating shaft and is positioned in the protective cover; and
and the suction assembly is positioned in the protective shell and is connected with the second rotating shaft.
4. The heat dissipating ventilation device for an electrical device of claim 3, wherein the suction assembly comprises:
a suction piece located on an inner wall of the protective housing;
the transmission shaft is rotatably connected with the protective shell and is connected with the suction piece through a first bevel gear and a second bevel gear;
the first rotating shaft is rotatably connected with the driving piece, a second rotating shaft is sleeved in the first rotating shaft, and the first rotating shaft is connected with the transmission shaft through a first gear and a second gear; and
and the linkage assembly is respectively connected with the second rotating shaft and the first gear.
5. The heat dissipation ventilation device for an electrical device of claim 4, wherein the linkage assembly comprises:
the control block is connected with the supporting plate;
the placing groove is formed in the control block;
one end of the movable rod is rotatably connected with the placing groove, the other end of the movable rod is provided with an upright post and a first suction accessory, and the movable rod is connected with the control block through an elastic piece;
the second adsorption piece is positioned in the placing groove and is detachably connected with the first adsorption piece;
the rotating rod is in rotating connection with the first gear through a torsion spring;
the control rod is fixedly connected with the rotating rod, and one end of the control rod is detachably connected with the upright post; and
the ratchet wheel is positioned on the second rotating shaft and is detachably connected with the other end of the control rod.
6. The heat dissipating ventilation device for an electrical device of claim 3, further comprising: the air outlet cylinder penetrates through the top of the protective shell, and the protective cover is positioned inside the air outlet cylinder;
the negative pressure cavity is positioned between the air outlet cylinder and the protective cover; and
and the shielding plate is connected with the top end of the air outlet cylinder.
7. The heat dissipating ventilation device for an electrical device of any one of claims 1-6, further comprising: the mounting seats are uniformly distributed on the supporting plate;
the glass cover is detachably connected with the mounting seat; and
the connecting groove opening and the through hole are formed in the supporting plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111240107.XA CN113939160B (en) | 2021-10-25 | 2021-10-25 | Heat dissipation and ventilation device for electric device |
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| CN202111240107.XA CN113939160B (en) | 2021-10-25 | 2021-10-25 | Heat dissipation and ventilation device for electric device |
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| CN113939160B CN113939160B (en) | 2024-02-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115015588A (en) * | 2022-05-17 | 2022-09-06 | 济宁市技师学院 | Electric automatization power supply system detection device |
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| WO2020200230A1 (en) * | 2019-04-01 | 2020-10-08 | 华为技术有限公司 | Ventilation and heat dissipation apparatus, and electromechanical device |
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| CN209449127U (en) * | 2018-11-13 | 2019-09-27 | 杭州天明电子有限公司 | A kind of high frequency electric source radiator |
| WO2020200230A1 (en) * | 2019-04-01 | 2020-10-08 | 华为技术有限公司 | Ventilation and heat dissipation apparatus, and electromechanical device |
| CN112714601A (en) * | 2020-12-31 | 2021-04-27 | 南昌黑鲨科技有限公司 | Heat dissipation structure for intelligent terminal and intelligent terminal |
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| CN115015588B (en) * | 2022-05-17 | 2024-02-13 | 济宁市技师学院 | Detection device of electric automatic power supply system |
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| CN113939160B (en) | 2024-02-27 |
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