CN212034623U - Special radiator on rotating disc - Google Patents

Abstract

Special radiator on rotary disk belongs to heat radiation structure technical field, especially relates to special radiator on rotary disk. The utility model provides a special radiator on rotary disk that the radiating effect is good. The utility model discloses an annular chassis 2 and annular closing disk 5, along a plurality of blades of circumference equipartition between its characterized in that annular chassis 2 and the annular closing disk 5, the blade is cut apart into a plurality of centrifugal force exhaust air flue with the space between annular chassis 2 and the annular closing disk 5.

Description

Special radiator on rotating disc

Technical Field

The utility model belongs to the technical field of heat radiation structure, especially, relate to a special radiator on rotary disk.

Background

The permanent magnet eddy current transmission speed regulator forms soft (magnetic) connection between the motor and the working machine and realizes the change of the torque and the rotating speed of the working machine shaft by regulating the air gap. Because of different air gap adjusting modes, the permanent magnet eddy current transmission device is divided into different types such as a standard type, a delay type, a torque limiting type, a speed regulating type and the like, and the technical advantages of the permanent magnet eddy current transmission device comprise energy conservation, overload protection, reduction of impact and vibration, coordination of load distribution of multi-machine driving and realization of stepless adjustment of output rotating speed.

At present, a radiator on a rotary fixed disk of a permanent magnet eddy transmission speed regulation device does not utilize a centrifugal force principle and well utilizes an aerodynamic principle, the contact force and air exchange quantity of air on the surface of the air are small, and the heat dissipation is poor, so that the radiator can not meet the heat dissipation requirement of a high-heat conductor disk. The prior heat dissipation device for permanent magnet eddy current transmission speed regulation can refer to http:// www.wolfelc.com/.

Disclosure of Invention

The utility model discloses to above-mentioned problem, provide a special radiator on the rotary disk that the radiating effect is good.

In order to achieve the above purpose, the utility model discloses a following technical scheme, the utility model discloses an annular chassis 2 and annular closing disk 5, along a plurality of blades of circumference equipartition between its characterized in that annular chassis 2 and the annular closing disk 5, the blade becomes a plurality of centrifugal force row air flue with the space division between annular chassis 2 and the annular closing disk 5.

As a preferred scheme, the blade includes short blade 3 and long blade 4, short blade 3 and long blade 4 staggered arrangement.

As another preferred scheme, the short blade 3 of the utility model is on the same circle with long blade 4 outer end, and this circle is concentric with annular chassis 2 and annular capping 5.

As another preferred scheme, the blades of the present invention are curved blades, and the curved direction is opposite to the rotation direction of the annular base plate 2 and the annular cover plate 5.

As another preferred scheme, the utility model discloses the crookedness of blade outer end is greater than the crookedness of interior portion in.

As another preferred scheme, the blade outer curved surface radius is greater than the inner curved surface radius.

As another preferred scheme, the annular chassis 2, annular cover plate 5 and blade of the utility model adopt aluminum alloy spare.

As another kind of preferred scheme, blade both sides end is tenon fourth of twelve earthly branches connection structure with annular chassis 2, annular cover plate 5 respectively, and the welding links to each other.

As another preferred scheme, mortise and tenon joint structure includes tongue-and-groove 18 and the tenon 19 of blade side tip on annular chassis 2 and the annular closing disk 5, and the tenon welds in the tongue-and-groove with the tongue-and-groove.

As another preferred scheme, the utility model discloses every blade side tip sets up a plurality of tenons along the extending direction interval of blade.

Secondly, be provided with the bolt hole on the annular chassis 2.

Additionally, the bolt hole includes outer lane bolt hole 6 and inner circle bolt hole 7, is provided with the installation fabrication hole 8 of inner circle bolt hole 7 on the annular lid dish 5.

The utility model has the advantages of.

The utility model discloses install on the rotatory fixed disk of permanent magnetism vortex transmission speed adjusting device during the use, utilize the rotation of rotatory fixed disk self, with the radiator design on the rotatory fixed disk become to utilize centrifugal force principle and aerodynamic principle, make the radiator internal surface have great contact force with the air, the volume of trading of air is far more than the radiator surface volume of trading of current permanent magnetism vortex transmission speed adjusting device, and it is powerful directional to trade wind (from the inner to the outer end of air flue), makes the heat take over the scope increase, thereby has improved the radiating effect greatly; and greatly reduces the high cost caused by adopting other more complex heat dissipation devices.

Drawings

The present invention will be further described with reference to the accompanying drawings and the following detailed description. The scope of protection of the present invention is not limited to the following description.

Fig. 1 is a schematic view of the installation structure of the rotary fixing disk of the permanent magnet eddy current transmission speed adjusting device of the present invention.

Fig. 2 is another angle schematic diagram of the installation structure of the rotating fixed disk of the permanent magnet eddy current transmission speed adjusting device of the present invention.

Fig. 3 is a schematic structural diagram of the annular chassis 2 and the blades of the present invention.

Fig. 4 is a schematic structural diagram of the present invention.

Detailed Description

As shown in the figure, the utility model discloses an annular chassis 2 and annular closing disk 5, along a plurality of blades of circumference equipartition between its characterized in that annular chassis 2 and the annular closing disk 5, the blade is cut apart into a plurality of centrifugal force exhaust air flue with the space between annular chassis 2 and the annular closing disk 5.

The blades comprise short blades 3 and long blades 4, and the short blades 3 and the long blades 4 are arranged in a staggered mode; the air inlet is enlarged, and meanwhile, the fixing bolt does not occupy the middle position of the air passage.

The outer ends of the short blades 3 and the long blades 4 are on the same circle which is concentric with the annular base plate 2 and the annular cover plate 5.

The blades are curved blades, and the curved direction is opposite to the rotating direction of the annular base plate 2 and the annular cover plate 5.

The camber of the outer end of the blade is larger than that of the inner part of the blade.

The radius of the outer curved surface of the blade is larger than that of the inner curved surface.

The inside camber radius in the blade may be 580mm and the inside camber radius in the blade may be 575 mm. The radius of the outer curved surface of the outer end of the blade can be 48mm, and the radius of the inner curved surface of the outer end of the blade can be 43 mm.

The suction section (the inner part of the blade) of the air passage is a large-radius curved surface to promote the air flow to smoothly enter the air passage, the discharge section (the outer end of the blade) of the air passage is a small-radius curved surface to promote the air flow to be quickly pressurized, so that the heat carrying range is enlarged, the ejection direction of the air flow is changed, the ejection force of the air flow is decomposed into a radial centrifugal component force and a circumferential tangent component force, and the circumferential tangent component force positively applies force to the rotating disk, so that the rotating resistance is small; because the air passages are circumferentially and uniformly distributed, the radial centrifugal components are offset.

The annular base plate 2, the annular cover plate 5 and the blades are made of aluminum alloy parts.

The two side ends of the blade are respectively in tenon-and-mortise connection structures with the annular base plate 2 and the annular cover plate 5 and are connected with each other in a welding mode.

The mortise-tenon joint structure comprises mortises on the annular base plate 2 and the annular cover plate 5 and tenons at the end parts of the blades, and the tenons and the mortises are welded in the mortises.

A plurality of tenons are arranged at intervals on each blade side end along the extending direction of the blade; facilitating accurate positioning between the blades and the annular base plate 2 and annular cover plate 5.

The annular base plate 2 is provided with bolt holes, and the diameters of the bolt holes can be 8.5 mm.

The bolt holes comprise outer ring bolt holes 6 and inner ring bolt holes 7, and mounting process holes 8 of the inner ring bolt holes 7 are formed in the annular cover disc 5; the external diameter of chassis 2 is greater than the external diameter of shrouding disc 5, and outer lane bolt hole 6 sets up in the shrouding disc 5 outside.

The inner diameter opening 9 of the annular chassis is a mounting centering spigot of a rotary fixed disk 11 of the permanent magnet eddy transmission speed regulating device, and is fixedly connected with the rotary fixed disk 11 (a threaded hole is formed in the rotary fixed disk 11) through an outer ring bolt hole 6 and an inner ring bolt hole 7 (through holes) of the annular chassis by bolts. The circular hole 8 of the annular cover disc is a fabrication hole for installing a bolt.

As shown in the figure, the rotation direction of the present invention is 10. The conductor disc of the permanent magnet eddy current transmission speed regulation equipment is 12, and the hub is 13. The utility model discloses the direction of inhaling air current is 14, and the jet-out force of jet-out air current is 15, and the circumference tangent line component of jet-out air current is 16, and the radial centrifugation component of jet-out air current is 17.

The utility model discloses an annular closing disk 5 can be annular curved surface closing disk, like the shape of falling horn mouth.

The utility model discloses not only can be applied to permanent magnetism eddy current transmission speed adjusting device's heat dissipation, also can be applied to the heat dissipation that has similar structure equipment.

It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.

Claims (10)

1. The special radiator on the rotating disc comprises an annular base plate (2) and an annular cover disc (5), and is characterized in that a plurality of blades are uniformly distributed between the annular base plate (2) and the annular cover disc (5) along the circumferential direction, and the blades divide the space between the annular base plate (2) and the annular cover disc (5) into a plurality of centrifugal force air exhaust air passages.

2. Dedicated heat sink on a rotating disc according to claim 1, characterized in that the blades comprise short blades (3) and long blades (4), the short blades (3) being staggered with respect to the long blades (4).

3. Dedicated heat sink on rotating disks according to claim 2, characterized in that the short blades (3) are on the same circle as the outer ends of the long blades (4), which circle is concentric with the annular base disk (2) and the annular cover disk (5).

4. Dedicated heat sink on a rotating disc according to claim 1, characterized in that the blades are curved blades, the direction of curvature being opposite to the direction of rotation of the annular base disc (2) and the annular cover disc (5).

5. A dedicated heat sink on a rotating disk as claimed in claim 1, wherein the curvature of the outer ends of said blades is greater than the curvature of the inner middle portion; the radius of the outer curved surface of the blade is larger than that of the inner curved surface.

6. The special heat sink on the rotating disk as claimed in claim 1, wherein the two side ends of the blade are respectively connected with the annular base plate (2) and the annular cover plate (5) by a tenon-and-mortise connection structure and welding.

7. Special radiator on a rotating disc according to claim 6, characterized in that said mortise and tenon joint structure comprises a mortise (18) and a tenon (19) at the blade side end on the annular base disc (2) and the annular cover disc (5), and the tenon and the mortise are welded in the mortise.

8. The exclusive use heat sink on a rotating disk as claimed in claim 7, wherein each of said blade side end portions is provided with a plurality of tenons at intervals in the extending direction of the blade.

9. Dedicated heat sink on rotating disks according to claim 1, characterized in that the annular chassis (2) is provided with bolt holes.

10. Dedicated heat sink on rotating disks according to claim 1, characterized in that the annular cover disk (5) is an annular curved cover disk.

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