CN209881592U - Heat radiation assembly for brushless motor - Google Patents

Abstract

The utility model discloses a radiator unit for brushless motor, including staple bolt, roof pressure subassembly, dustcoat, organism, radiating fin, flabellum and fixing base, the dustcoat cover is put in the outside of organism, organism and dustcoat fixed connection, and be provided with air intake and air outlet at the relative both ends of dustcoat, the pivoted bent axle passes the air intake and extends the dustcoat outside on the organism, be fixed with multiunit radiating fin on the lateral wall of organism, be provided with between radiating fin and dustcoat and follow bent axle pivoted flabellum, all install the screen panel on air intake and air outlet, and it has the staple bolt that is used for fixed dustcoat to articulate in the both sides of fixing base, be provided with multiunit roof pressure subassembly between staple bolt and the dustcoat, the mount pad of screw thread through-hole is seted up in the bottom mounting welding of fixing base. This a radiator unit for brushless motor has advantages such as structural design is reasonable, the radiating effect is good, can generally use widely.

Description

Heat radiation assembly for brushless motor

Technical Field

The utility model belongs to the technical field of electrical equipment, concretely relates to a radiator unit for brushless motor.

Background

The brushless DC motor is a new electromechanical integrated motor appeared along with the development of semiconductor electronic technology, and is a product of the combination of modern electronic technology, control theory and motor technology. Unlike a common brush-type dc motor which uses armature windings for rotary commutation, a brushless motor is a motor which uses electronic commutation and magnetic steel for rotation.

The stator setting of current brushless motor is in the motor housing, brushless motor during operation, the stator can produce the heat, because the stator seals in the motor housing, and the heat dispersion of casing is relatively poor, this just leads to the unable heat dissipation of stator, brushless motor's heat dispersion is not good, along with brushless motor's operating time extension, the temperature in the motor housing is more and more high, will lead to brushless motor performance to descend, and damage easily, traditional motor heat dissipation relies on the radiating fin who fixes on the shell lateral wall usually, the radiating effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a radiator unit for brushless motor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a radiator unit for brushless motor, includes staple bolt, roof pressure subassembly, dustcoat, organism, radiating fin, flabellum and fixing base, the dustcoat cover is put in the outside of organism, organism and dustcoat fixed connection, and be provided with air intake and air outlet at the relative both ends of dustcoat, the pivoted spindle passes the air intake and extends the dustcoat outside on the organism, be fixed with multiunit radiating fin on the lateral wall of organism, be provided with between radiating fin and dustcoat and follow spindle pivoted flabellum, all install the screen panel on air intake and air outlet, and it has the staple bolt that is used for fixed dustcoat to articulate in the both sides of fixing base, be provided with multiunit roof pressure subassembly between staple bolt and the dustcoat, set up the mount pad of screw thread through-hole in the bottom mounting welding of.

Preferably, the shaft rotates through the bearing and is connected with the multiunit dead lever, multiunit dead lever be located the air inlet and with dustcoat fixed connection, the epaxial fixedly connected with connecting rod of dead lever and organism, the connecting rod is kept away from the shaft and is located the inside one end fixedly connected with branch of dustcoat, branch sets up with the connecting rod is perpendicular.

Preferably, a fan blade is fixed on one side of the support rod facing the heat dissipation fin, and the heat dissipation fin is of a plate-shaped structure surrounding the periphery of the side wall of the machine body.

Preferably, the radiating fins arranged in a surrounding mode are arranged on the outer side wall of the machine body in a multi-circle mode at intervals, the fan blades are provided with multiple groups and located among the multiple circles of radiating fins, and the machine body is far away from the lower portion of one end of the machine shaft and fixedly connected with the outer cover through the connecting seat.

Preferably, the roof pressure subassembly is including fixed pipe, spring and telescopic link, fixed pipe is one end open-ended hollow structure, and the telescopic link is inserted by the opening part, and the gleitbretter that the fixed intraduct of fixedly connected with slided and set up, and the gleitbretter is kept away from the inside spring that is provided with of one side fixed tube of telescopic link, and the one end fixed connection staple bolt that the telescopic link was kept away from to fixed pipe is towards a side of dustcoat, and the one end fixed connection that the fixed pipe was kept away from to the telescopic link.

The utility model discloses a technological effect and advantage: this a radiator unit for brushless motor, through branch, the design of connecting rod and flabellum, can drive the flabellum rotation through the rotation of spindle during operation, and then can dispel the heat to the radiating fin on the organism in real time, the design of cooperation dustcoat can play certain guard action to the organism simultaneously, the dustcoat that has air intake and air outlet plays the water conservancy diversion effect to the heat dissipation air current, further improve the radiating effect, the outside staple bolt that has the roof pressure subassembly of dustcoat simultaneously also plays certain firm effect to the dustcoat, the roof pressure subassembly has certain effect of weakening to the vibrations that the organism during operation produced, this a radiator unit for brushless motor, structural design is reasonable, advantages such as the radiating effect is good, can generally use widely.

Drawings

Fig. 1 is a side view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of the top pressing assembly of the present invention;

fig. 4 is a schematic view of the structure of the heat dissipation fin of the present invention.

In the figure: the fan comprises a mesh enclosure 1, a fixed seat 2, a machine body 3, a heat radiating fin 4, fan blades 5, a support rod 6, a connecting seat 7, a mounting seat 8, a connecting rod 9, a machine shaft 10, a fixing rod 11, a jacking component 12, a hoop 13, an outer cover 14, a fixed tube 15, a spring 16, a slip sheet 17 and a telescopic rod 18.

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 some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a heat radiation component for a brushless motor as shown in figures 1-4, which comprises a hoop 13, a top pressure component 12, an outer cover 14, a machine body 3, heat radiation fins 4, fan blades 5 and a fixed seat 2, wherein the outer cover 14 is sleeved outside the machine body 3, the machine body 3 is fixedly connected with the outer cover 14, an air inlet and an air outlet are arranged at two opposite ends of the outer cover 14, a rotating crankshaft 10 on the machine body 3 passes through the air inlet to extend to the outside of the outer cover 14, a plurality of groups of heat radiation fins 4 are fixed on the outer side wall of the machine body 3, the fan blades 5 rotating along with the crankshaft 10 are arranged between the heat radiation fins 4 and the outer cover 14, the net covers 1 are arranged on the air inlet and the air outlet, the hoops 13 for fixing the outer cover 14 are hinged at two sides of the fixed seat 2, a plurality of groups of top pressure components 12 are arranged between the hoop 13 and the outer cover 14, the mode dismouting that staple bolt 13 was fixed is comparatively convenient.

Specifically, the shaft 10 is connected with multiunit dead lever 11 through the bearing rotation, multiunit dead lever 11 be located in the air inlet and with dustcoat 14 fixed connection, fixedly connected with connecting rod 9 on the shaft 10 between dead lever 11 and the organism 3, connecting rod 9 keeps away from shaft 10 and is located the inside one end fixedly connected with branch 6 of dustcoat 14, branch 6 sets up with connecting rod 9 is perpendicular.

Specifically, a fan blade 5 is fixed on one side of the support rod 6 facing the heat dissipation fin 4, and the heat dissipation fin 4 is a plate-shaped structure surrounding the side wall of the machine body 3 for one circle.

Specifically, the heat dissipation fins 4 arranged in a surrounding mode are arranged on the outer side wall of the machine body 3 at intervals in a multi-ring mode, the fan blades 5 are arranged among the heat dissipation fins 4 in the multi-ring mode, the machine body 3 is far away from the lower portion of one end of the crankshaft 10 and is fixedly connected with the outer cover 14 through the connecting seat 7, and the outer cover 14 can play a certain protection role.

Specifically, roof pressure subassembly 12 is including fixed pipe 15, spring 16 and telescopic link 18, fixed pipe 15 is one end open-ended hollow structure, and telescopic link 18 is inserted by the opening part, and the inside gleitbretter 17 that slides and set up of fixed pipe 15 of fixedly connected with, and gleitbretter 17 keeps away from the fixed pipe 15 inside spring 16 that is provided with in one side of telescopic link 18, and fixed pipe 15 keeps away from the one end fixed connection staple bolt 13 of telescopic link 18 towards a side of dustcoat 14, and fixed pipe 15's one end fixed connection is kept away from to telescopic link 18 on the lateral surface of dustcoat 14.

Specific, this a radiator unit for brushless motor, when using, organism 3 is inside at dustcoat 14 through connecting seat 7 fixed mounting, lock staple bolt 13 and bolt locking afterwards, utilize the inboard top pressure subassembly 12 butt dustcoat 14 lateral wall of staple bolt 13, spring 16 in through top pressure subassembly 12 can play firm effect to dustcoat 14, reduce the vibrations of organism 3 during operation simultaneously, when spindle 10 rotates, flabellum 5 passes through branch 6, connecting rod 9 follows the rotation, and then dispel the heat to radiating fin 4, air intake and air outlet formation air current of seting up on through dustcoat 14, screen panel 1 can filter the air, this a radiator unit for brushless motor, structural design is reasonable, advantages such as the radiating effect is good, can generally use widely.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (5)

1. The utility model provides a radiator unit for brushless motor, includes staple bolt (13), roof pressure subassembly (12), dustcoat (14), organism (3), radiating fin (4), flabellum (5) and fixing base (2), its characterized in that: the utility model discloses a fan blade fixing device, including fixing base (2), dustcoat (14), organism (3) and dustcoat (14) fixed connection, and be provided with air intake and air outlet at the relative both ends of dustcoat (14), pivoted bent axle (10) pass the air intake and extend dustcoat (14) outside on organism (3), be fixed with multiunit radiating fin (4) on the lateral wall of organism (3), be provided with between radiating fin (4) and dustcoat (14) and follow bent axle (10) pivoted flabellum (5), all install screen panel (1) on air intake and air outlet, and articulated staple bolt (13) that are used for fixed dustcoat (14) in the both sides of fixing base (2), be provided with multiunit roof pressure subassembly (12) between staple bolt (13) and dustcoat (14), the mount pad (8) of seting up the screw thread through-hole at the bottom mounting of fixing base (2).

2. A heat dissipating assembly for a brushless motor as claimed in claim 1, wherein: the crankshaft (10) is rotatably connected with a plurality of groups of fixing rods (11) through a bearing, the plurality of groups of fixing rods (11) are located in an air inlet and fixedly connected with an outer cover (14), a connecting rod (9) is fixedly connected to the crankshaft (10) between the fixing rods (11) and the machine body (3), the connecting rod (9) is far away from the crankshaft (10) and is located on one end of a supporting rod (6) inside the outer cover (14), and the supporting rod (6) is perpendicular to the connecting rod (9).

3. A heat dissipating assembly for a brushless motor as claimed in claim 1, wherein: one side of the support rod (6) facing the radiating fins (4) is fixed with fan blades (5), and the radiating fins (4) are of a plate-shaped structure surrounding the side wall of the machine body (3) for one circle.

4. A heat dissipating assembly for a brushless motor as claimed in claim 1, wherein: the heat dissipation fins (4) which are arranged in a surrounding mode are arranged on the outer side wall of the machine body (3) in a multi-circle mode at intervals, the fan blades (5) are arranged among the heat dissipation fins (4) in a multi-circle mode, and the machine body (3) is far away from the lower portion of one end of the machine shaft (10) and is fixedly connected with the outer cover (14) through the connecting seat (7).

5. A heat dissipating assembly for a brushless motor as claimed in claim 1, wherein: roof pressure subassembly (12) are including fixed pipe (15), spring (16) and telescopic link (18), fixed pipe (15) are one end open-ended hollow structure, telescopic link (18) are inserted by the opening part, and the inside gleitbretter (17) that slide and set up of fixed pipe (15) of fixedly connected with, gleitbretter (17) are kept away from fixed pipe (15) inside being provided with spring (16) in one side of telescopic link (18), one end fixed connection staple bolt (13) of telescopic link (18) are kept away from in fixed pipe (15) are towards the side of dustcoat (14), the one end fixed connection that fixed pipe (15) were kept away from in telescopic link (18) is on the lateral surface of dustcoat (14).