CN211352865U

CN211352865U - Heat radiator

Info

Publication number: CN211352865U
Application number: CN201921403487.2U
Authority: CN
Inventors: 任毅恒; 王岩; 苏献钦
Original assignee: Tangshan Dastrong Technology Co ltd
Current assignee: Tangshan Dastrong Technology Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-08-25
Anticipated expiration: 2029-08-27

Abstract

The utility model relates to a heat dissipation technical field especially relates to a heat abstractor. The heat dissipation device comprises a fixed main part, a fixed auxiliary part, a magnetic driving part, a first heat dissipation fin, a second heat dissipation fin, a first actuating magnetic part and a second actuating magnetic part; the fixed accessory with the concatenation of fixed main part, magnetic drive spare sets up on fixed main part, first fin is installed on the fixed main part, the second fin is installed on the fixed accessory, first actuation magnetism spare sets up on the first fin, second actuation magnetism spare sets up on the second fin, fixed main part with fixed accessory links together with the mode of concatenation, can specifically select the quantity of fin with energy saving cost according to the heat dissipation condition of equipment.

Description

Heat radiator

Technical Field

The invention relates to the technical field of heat dissipation, in particular to a heat dissipation device.

Background

At present, among numerous electrical equipment and electronic equipment, heat abstractor is often used, and common heat abstractor mainly is the rotation type fan, needs motor rotation drive, and nevertheless current this kind of fan and motor structure is complicated, and the size is great, and fixed mounting is inconvenient in electrical equipment and electronic equipment, and in the application, heat abstractor can't select the quantity of fin according to current heat dissipation condition, causes the cost extravagant.

Therefore, in view of the above disadvantages, it is desirable to provide a heat dissipation device.

Disclosure of Invention

Technical problem to be solved

An object of the utility model is to provide a novel heat abstractor to solve the great, the inconvenient problem of installation of size that exists among the current fan equipment technique.

(II) technical scheme

In order to solve the above technical problem, the present invention provides a heat dissipation device, including:

fixing the main part;

the magnetic driving part is arranged on the fixed main part to form a magnetic force area, and the magnetic driving part is driven by a periodic power supply to enable the magnetism of the magnetic force area to generate periodic reciprocating change;

the first radiating fin comprises a mounting end part and a free end part, the first mounting end part is fixed on the fixed main part, and the first radiating fin is positioned on the side of the magnetic driving part;

the first actuating magnetic part is arranged on the first heat radiating fin and is positioned in the magnetic force area of the magnetic force driving part so as to displace when the magnetism of the magnetic force area changes and drive the heat radiating fin to swing;

the fixed auxiliary part is spliced with the fixed main part;

and the second radiating fin comprises a second mounting end part and a second free end part, and the second mounting end part is fixed on the fixed accessory.

And the second actuating magnetic part is arranged on the second heat radiating fin and is positioned in the magnetic force area of the magnetic driving part so as to displace when the magnetism of the magnetic force area changes and drive the heat radiating fin to swing.

The fixed main part comprises a main part substrate, splicing bulges or splicing grooves are formed in two ends of the main part substrate, and a first clamping groove and a second clamping groove are adjacently arranged on the main part substrate.

The heat dissipation device comprises a first heat dissipation plate and a second heat dissipation plate, and is characterized by further comprising a first fixed plug-in and a second fixed plug-in, wherein a first slot is formed in the first fixed plug-in, the first fixed plug-in is in interference fit with a first slot, the second fixed plug-in is in interference fit with a second slot, and a first installation end of the first heat dissipation plate is fixed in the first slot.

The fixed accessory comprises an accessory substrate and a third fixed plug-in, a second slot is formed in the third fixed plug-in, a third clamping groove is formed in the accessory substrate, and the third fixed plug-in is in interference fit with the third clamping groove and fixes the second installation end of the second radiating fin in the second slot of the third fixed plug-in.

The splicing bulges or splicing grooves are formed in the two ends of the auxiliary component substrate, the splicing bulges or splicing grooves of the main component substrate are matched with the splicing grooves or splicing bulges of the auxiliary component substrate, and the splicing bulges or splicing grooves between the auxiliary component substrates are connected.

The magnetic driving part comprises an iron core and a coil which is wound on the iron core and receives a periodic power supply, and the iron core and the coil form a strong magnetic field to generate a variable magnetic field.

And two ends of the magnetic driving piece are respectively arranged at the top end of the second fixed plug-in unit.

At least one first actuating magnetic part is fixed on the first heat radiating fin through a positioning rivet, and at least one second actuating magnetic part is fixed on the second heat radiating fin through a positioning rivet.

Wherein the vibration track of one of the radiating fins is parallel to the vibration track of the other radiating fin.

(III) advantageous effects

The technical scheme of the invention has the following advantages: in the heat dissipation device provided by the invention, the magnetic force driving component generates a magnetic force area under the action of the periodic power supply, the magnetism of the magnetic force area generates periodic reciprocating change, and the first actuating magnetic part and the second actuating magnetic part vibrate in the magnetic force area under the influence of a changing magnetic field, so that the first cooling fin and the second cooling fin are driven to vibrate to generate air flow, and further the heat in electronic or electric equipment is dissipated; wherein, fixed main part has concatenation arch and concatenation recess with fixed accessory, and fixed main part is the unit concatenation with fixed accessory concatenation connection to this can select unit quantity according to the heat dissipation degree of equipment, and then practices thrift the cost, and each fin sets up with the mode of mutual noninterference when the swing, and when not radiating fin vibration, the phenomenon of collision each other can not appear, guarantees the security that heat abstractor used.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation device according to an embodiment of the invention;

FIG. 2 is an exploded view of a heat dissipation device according to an embodiment of the present invention;

FIG. 3 is a schematic front view of a heat dissipation device according to an embodiment of the present invention;

FIG. 4 is a schematic top view of a heat dissipation device according to an embodiment of the present invention;

FIG. 5 is a schematic side view of a heat dissipation device according to an embodiment of the present invention;

in the figure: 1. fixing the main part; 2. a magnetic drive member; 3. a first heat sink; 4. a first actuating magnetic member; 5. fixing the auxiliary member; 6. a second heat sink; 7. a second actuating magnetic member; 8. a coil; 9. an iron core; 101. a first fixed insert; 102. a second fixed insert; 103. and a third fixed insert.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed 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.

As shown in fig. 1, 2, 3, 4 and 5, the heat sink according to the present invention includes:

fixing the main part 1;

the magnetic driving part 2 is arranged on the fixed main part 1 to form a magnetic force area, and the magnetic driving part 2 is driven by a periodic power supply to enable the magnetism of the magnetic force area to generate periodic reciprocating change;

the first radiating fin 3 comprises a mounting end part and a free end part, the first mounting end part is fixed on the fixed main part 1, and the first radiating fin 3 is positioned on the side of the magnetic driving part 2;

the first actuating magnetic part 4 is arranged on the first heat radiating fin 3 and is positioned in the magnetic force area of the magnetic force driving part 2 so as to displace when the magnetism of the magnetic force area changes and drive the heat radiating fin to swing;

the fixed auxiliary part 5 is spliced with the fixed main part 1;

and a second heat sink 6 having a second mounting end portion and a second free end portion, the second mounting end portion being fixed to the fixed sub-member 5.

And a second actuating magnetic member 7 disposed on the second heat sink 6 and located in the magnetic field of the magnetic driving member 2, so as to displace when the magnetism of the magnetic field changes and drive the heat sink to swing.

In the above embodiment, the magnetic driving element 2 generates a magnetic force region under the action of a periodic power supply, and the magnetism of the magnetic force region generates periodic reciprocating changes, and the first actuating magnetic element 4 and the second actuating magnetic element 7 vibrate in the magnetic force region under the influence of a changing magnetic field, so as to drive the first heat sink 3 and the second heat sink 6 to vibrate, generate air flow, and further dissipate heat in electronic or electrical equipment; the fixed main part 1 and the fixed auxiliary part 5 are provided with splicing bulges and splicing grooves, and the fixed main part and the fixed auxiliary part are spliced into units, so that the number of the units can be selected according to the heat dissipation degree of equipment, and the cost is saved.

Specifically, the fixed main part 1 comprises a main part substrate, splicing protrusions or splicing grooves are arranged at two ends of the main part substrate, and a first clamping groove and a second clamping groove are adjacently arranged on the main part substrate.

Specifically, still include first fixed plug-in components and the fixed plug-in components of second, be provided with first slot on the first fixed plug-in components, first fixed plug-in components and first draw-in groove interference fit, the fixed plug-in components of second and second draw-in groove interference fit, the first installation tip of first fin is fixed in the first slot.

Specifically, fixed accessory 5 includes the fixed plug-in components of accessory basement and third, the fixed plug-in components of third have the second slot, be provided with the third draw-in groove on the accessory basement, the fixed plug-in components of third with third draw-in groove interference fit will the second installation tip of second fin 6 is fixed the fixed plug-in components of third in the second slot.

Specifically, the two ends of the secondary member substrate are provided with splicing bulges or splicing grooves, the splicing bulges or splicing grooves of the primary member substrate are matched with the splicing grooves or splicing bulges of the secondary member substrate, and the splicing bulges or splicing grooves between the secondary member substrates are connected.

Specifically, the magnetic driving member 2 includes an iron core 9 and a coil 8 wound around the iron core 9 and receiving a periodic power, and the iron core 9 and the coil 8 form a strong magnetic field to generate a varying magnetic field.

Specifically, two ends of the magnetic driving member 2 are respectively disposed at the top end of the second fixed plug-in unit.

Specifically, at least one first actuating magnetic member 4 is fixed on the first heat sink 3 by a positioning rivet, at least one second actuating magnetic member 7 is fixed on the second heat sink 6 by a positioning rivet, and the first actuating magnetic member is fixed by a rivet, so that the first actuating magnetic member and the second actuating magnetic member are convenient to disassemble and assemble.

Specifically, the vibration track of one of the radiating fins is parallel to the vibration track of the other radiating fin, so that the phenomenon of collision cannot occur, and the use safety of the radiating device is ensured.

In summary, the present application provides a method, which has the following advantages after specific example tests:

1. the fixed main part and the fixed auxiliary part are spliced in a unit form, so that the disassembly and the replacement are convenient, and the splicing mode is simple.

2. The number of the units can be selected according to the heat dissipation degree of the equipment for splicing, and therefore cost is saved.

3. The radiating fins are arranged in a non-interference mode when swinging, so that the phenomenon of mutual collision can be avoided when the radiating fins do not vibrate, and the use safety of the radiating device is ensured.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A heat dissipating device, comprising:

fixing the main part;

the first radiating fin comprises a first mounting end part and a first free end part, the first mounting end part is fixed on the fixed main part, and the first radiating fin is positioned on the side of the magnetic driving part;

the fixed auxiliary part is spliced with the fixed main part;

the second radiating fin comprises a second mounting end part and a second free end part, and the second mounting end part is fixed on the fixed accessory;

2. The heat dissipating device of claim 1, wherein the fixed main part comprises a main part substrate, wherein the main part substrate has a splicing protrusion or a splicing groove at both ends thereof, and a first clamping groove and a second clamping groove are adjacently arranged on the main part substrate.

3. The heat dissipation device according to claim 2, further comprising a first fixing insert and a second fixing insert, wherein the first fixing insert is provided with a first slot, the first fixing insert is in interference fit with the first slot, the second fixing insert is in interference fit with the second slot, and the first mounting end of the first heat sink is fixed in the first slot.

4. The heat dissipating device of claim 3, wherein said securing subassembly includes a base and a third securing insert, said third securing insert having a second slot therein, said base having a third slot therein, said third securing insert being in interference fit with said third slot to secure said second mounting end of said second heat sink within said second slot of said third securing insert.

5. The heat dissipating device of claim 4, wherein the secondary substrates have joining protrusions or joining grooves at both ends thereof, the joining protrusions or joining grooves of the primary substrates are engaged with the joining grooves or joining protrusions of the secondary substrates, and the joining protrusions or joining grooves of the secondary substrates are connected.

6. The heat dissipating device of claim 1, wherein the magnetic driving member comprises a core and a coil wound around the core and receiving a periodic power, the core and the coil forming a strong magnetic field to generate a varying magnetic field.

7. The heat dissipating device of claim 3, wherein said magnetic driving member is disposed at a top end of said second fixing insert at both ends thereof.

8. The heat dissipating device of claim 1, wherein at least one of said first actuating magnetic elements is secured to said first heat sink by a set rivet and at least one of said second actuating magnetic elements is secured to said second heat sink by a set rivet.

9. The heat sink of claim 1, wherein the locus of vibration of one of the fins is parallel to the locus of vibration of the other fin.