CN209016873U - Direct driving motor - Google Patents

Abstract

The utility model belongs to motor field, and in particular to a kind of direct driving motor.In order to solve at least one above problem in the prior art: i.e. existing motor drive low efficiency, the problems such as cooling effect is poor, leakproofness is to be improved, the utility model proposes direct driving motor include casing and the stator, rotor and the shaft that are arranged in casing, motor further includes the first end cover of one end of sealing machine shell, the output end of shaft is fixed with connector, connector can directly be connect with target device, and can directly drive target device under the drive of shaft.The utility model realizes directly driving between motor and target device, reduces transmission link by setting connector, the waste for improving system effectiveness, reducing energy.The direct driving motor of the utility model also sets up storage chamber, and external sundries and liquid is avoided to enter inside motor.And groove also is set in casing outer surface to increase the heat dissipation area of motor, to improve the effect of motor natural cooling.

Description

Direct driving motor

Technical field

The utility model belongs to motor field, and in particular to a kind of direct driving motor.

Background technique

Motor application range is wider, and especially in recent years, China is pushing manufacturing industry transition and upgrade, in various intelligence manufactures Field, using motor as power and carry out drive control automation equipment the degree of automation it is higher and higher, so motor conduct The execution original part on basis, using more and more.Motor refers to the conversion or transmitting that electric energy is realized according to the law of electromagnetic induction A kind of calutron converts electrical energy into mechanical energy (being commonly called as motor).Its main function is to generate driving torque, as electricity consumption The power source of device or various machinery.

The demand of motor is increasing, and competition is more and more fierce, and other than price competition, best competitive method is exactly The production efficiency of motor is improved, then the cost of production motor will decline.Conventional motors can not achieve low-speed or high-speed operating, Speed reducer or booster engine are installed additional in motor and driven equipment in many occasions, to reach the big torsion of low speed required for equipment Square runs at high speed, and increases transmission link, reduces system effectiveness, wastes energy.Due to the drive mechanism of existing motor Complexity, the cooling effect for also resulting in motor are poor.In addition, the leakproofness of motor is also the important indicator of measurement motor, therefore such as The leakproofness what provides motor is also this field technical problem urgently to be resolved.

Correspondingly, this field needs a kind of new direct driving motor to solve the above problems.

Summary of the invention

In order to solve at least one above problem in the prior art: i.e. existing motor drive low efficiency, cooling effect be poor, The problems such as leakproofness is to be improved, the utility model proposes a kind of direct driving motors, including casing and setting are in the casing Stator, rotor and shaft, the motor further includes the first end cover for closing one end of casing, the output of the shaft End is fixed with connector, and the connector can directly be connect with target device, and can be under the drive of the shaft directly Drive the target device.

In the preferred embodiment of above-mentioned direct driving motor, the connector is male and female flange.

In the preferred embodiment of above-mentioned direct driving motor, the output end of the shaft is fixed in the male and female flange Afterwards, at least one storage chamber is formed between the inner surface of the male and female flange and the outer surface of the first end cover.

In the preferred embodiment of above-mentioned direct driving motor, the storage chamber includes the first storage chamber and the second storage chamber, First storage chamber is by the first groove for being set in the axial direction of the first end cover outer surface and the male and female flange Surface is formed；Second storage chamber is by being set to the first end cover outer surface at least one second groove radially and institute The inner surface for stating male and female flange is formed.

In the preferred embodiment of above-mentioned direct driving motor, second groove is inverted triangle slot.

In the preferred embodiment of above-mentioned direct driving motor, first bearing room, the electricity are provided in the first end cover The first bearing of machine is located in the first bearing room, also, the inner surface of the first bearing room and the first bearing it Between axial direction be provided with waveform spring, the waveform spring is used to provide to the first end cover and the male and female flange axial Pretightning force.

In the preferred embodiment of above-mentioned direct driving motor, it is provided with screw hole on the male and female flange, is worn in screw It crosses the screw hole to be fixed on the male and female flange in the case of the output end of the shaft, going back Tu in the screw hole has Sealant；And/or the target device is powder manufacturing equipment.

In the preferred embodiment of above-mentioned direct driving motor, the outer surface of the casing is provided with multiple grooves.

It is the outer surface that groove is distributed evenly in the casing in the preferred embodiment of above-mentioned direct driving motor；And And/or groove described in person is in rectangle or curved the outer surface for being surrounded on the casing.

In the preferred embodiment of above-mentioned direct driving motor, the motor further includes closing another end of casing Second end cover；The second end cover is provided with second bearing room, and the second bearing of the motor is located in the second bearing room.

Connector is fixedly installed by the output end in machine shaft in the utility model, and such as male and female flange makes it and turns Axis synchronous rotary, then directly connect with target device by male and female flange, realize motor direct-drive target device.It is preferred that Ground, the direct driving motor of the utility model is after male and female flange is fixed on output end, the inner surface and first end of male and female flange Storage chamber is formed between the outer surface of lid, so as to avoid external sundries and liquid from entering inside motor.Further, pass through Groove is set in casing outer surface to increase the heat dissipation area of motor, to improve the effect of motor natural cooling.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the direct driving motor of the utility model；

Fig. 2 is the fragmentary sectional view of the direct driving motor of the utility model；

Fig. 3 is the casing outside schematic diagram of the direct driving motor of the utility model.

Specific embodiment

Preferred embodiments of the present invention are described with reference to the accompanying drawings.It should be understood by those skilled in the art that It is that these embodiments are used only for explaining the technical principle of the utility model, it is not intended that limit the protection of the utility model Range.Those skilled in the art, which can according to need, makes adjustment to it, to adapt to specific application.

It should be noted that in the description of the present invention, term " first ", " second " are used for description purposes only, and cannot It is interpreted as indication or suggestion relative importance.To those skilled in the art, above-mentioned term can be understood as the case may be Concrete meaning in the present invention.

Referring to Fig.1, Fig. 1 is the overall structure diagram of the direct driving motor of the utility model.As shown in Figure 1, this is practical new The direct driving motor of type includes casing 1 and the stator 2, rotor 3 and the shaft 4 that are arranged in casing 1, and the front end of casing 1 is provided with For the first end cover 5 of sealing machine shell 1, the output end of shaft 4 is extended to outside casing 1 by first end cover 5, dynamic for transmitting Power.The output end of shaft 4 is fixed with connector, as an example, the connector is male and female flange 6, male and female flange 6 and shaft 4 rotate synchronously, also, the male and female flange 6 can be directly connected and fixed with target device, thus straight under the drive of shaft 4 Connect driving target device work.

It is the fragmentary sectional view of the direct driving motor of the utility model referring to Fig. 2, Fig. 2.As shown in Fig. 2, as an example, Screw hole 61 can be set on male and female flange 6, male and female flange 6 is fixed on shaft 4 using bolts through bolt holes 61 Output end further, can also be after male and female flange 6 is fixed on the output end of shaft 4 by bolts through bolt holes 61 Tu sealant increases leakproofness in screw hole 61.For example, when motor application is when powder manufacturing equipment (i.e. target device), It can prevent external dust impurity and liquid from passing through screw and screw hole 61 during exercise by applying sealant in screw hole 61 Gap enter casing 1, thus influence motor normal operation.Alternatively, it can also be selected between male and female flange 6 and shaft 4 The connection type selected and connected by spline, and fixed with jackscrew, these are without departure from the protection scope of the utility model.

With continued reference to Fig. 2, after the output end that male and female flange 6 is fixed on shaft 4, the inner surface of male and female flange 6 is leaned on The outer surface of nearly first end cover 5, so that one can be reserved between the inner surface of male and female flange 6 and the outer surface of first end cover 5 A lesser gap, to guarantee that shaft 4 is able to drive the rotation of male and female flange 6, without by 5 outer surface of first end cover Frictional resistance.Also, at least one storage chamber is formed between the inner surface of male and female flange 6 and the outer surface of first end cover 5, Storage chamber cannot interfere with shaft 4.

In the present embodiment, storage chamber includes the first storage chamber 51 and the second storage chamber 52.Specifically, in first end cover Axially one the first groove of setting, the inner surface of first groove and male and female flange 6 form the first storage chamber for 5 outer surface； It is arranged radially at least one second groove in the outer surface of first end cover 5, the inner surface shape of second groove and male and female flange 6 At the second storage chamber.More specifically, second groove is inverted triangle slot, two inverted triangle slots as shown in Figure 2, art technology Personnel can also select other shapes according to actual needs.In a kind of specific embodiment, when motor application is manufactured in powder When equipment, external dust impurity and liquid during exercise, pass through the inner surface of male and female flange 6 and the outer surface of first end cover 5 Between gap after, can store in the first storage chamber 51 and the second storage chamber 52, to prevent dust from entering the interior of casing 1 Portion.

Referring back to Fig. 1, the rear end of motor is additionally provided with second end cover 7, is used for the rear end of sealing machine shell 1.It is excellent Selection of land is provided with first bearing room 53 in first end cover 5, and the first bearing of motor is located in first bearing room 53；Second end cover 7 On be provided with second bearing room 71, the second bearing of motor is located in second bearing room 71, shaft 4 pass through first bearing and second Bearing positions and provides rotation support.Preferably, the axial setting between the inner surface and first bearing of first bearing room 53 There is waveform spring 8, waveform spring 8 is used to provide axial pre tightening force to first end cover 5 and male and female flange, makes male and female flange 6 There is certain axial displacement space after fixing with shaft 4.

It is the casing outside schematic diagram of the direct driving motor of the utility model referring to Fig. 3, Fig. 3.As shown in figure 3, casing 1 is outer Surface is provided with multiple grooves, for increasing the heat dissipation area of motor, improves the effect of the natural cooling of motor.As an example, Groove is distributed evenly in the outer surface of casing 1, and in rectangle or curved the outer surface for being surrounded on casing 1, thus further The cooling time for reducing motor, increase the radiating efficiency of motor.

So far, it has been combined preferred embodiment shown in the drawings and describes technical solution of the present invention, still, this field Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific embodiments.Without departing from this Under the premise of the principle of invention, those skilled in the art can make equivalent change or replacement to the relevant technologies feature, these Technical solution after change or replacement will fall within the scope of protection of the present invention.

Claims (10)

1. a kind of direct driving motor, including casing and the stator, rotor and the shaft that are arranged in the casing, the motor further includes The first end cover of one end of casing is closed,

It is characterized in that, the output end of the shaft is fixed with connector, the connector can directly be connect with target device, And the target device can be directly driven under the drive of the shaft.

2. direct driving motor according to claim 1, which is characterized in that the connector is male and female flange.

3. direct driving motor according to claim 2, which is characterized in that be fixed on the shaft in the male and female flange After output end, at least one storage chamber is formed between the inner surface of the male and female flange and the outer surface of the first end cover.

4. direct driving motor according to claim 3, which is characterized in that the storage chamber includes the first storage chamber and the second storage Object chamber,

First storage chamber is by the first groove for being set in the axial direction of the first end cover outer surface and the male and female flange Inner surface formed；

Second storage chamber by be set at least one second groove of the first end cover outer surface radially with it is described recessed The inner surface of convex flange is formed.

5. direct driving motor according to claim 4, which is characterized in that second groove is inverted triangle slot.

6. direct driving motor according to claim 4, which is characterized in that first bearing room is provided in the first end cover, The first bearing of the motor is located in the first bearing room,

Also, the axial direction between the inner surface and the first bearing of the first bearing room is provided with waveform spring, the wave Shape spring is used to provide axial pre tightening force to the first end cover and the male and female flange.

7. direct driving motor according to claim 2, which is characterized in that it is provided with screw hole on the male and female flange, Screw passes through the screw hole and is fixed on the male and female flange in the case of the output end of the shaft, in the screw hole Also Tu has sealant；

And/or the target device is powder manufacturing equipment.

8. direct driving motor according to any one of claim 1 to 7, which is characterized in that the outer surface of the casing is arranged There are multiple grooves.

9. direct driving motor according to claim 8, which is characterized in that groove is distributed evenly in the appearance of the casing Face；And/or

The groove is in rectangle or curved the outer surface for being surrounded on the casing.

10. direct driving motor according to claim 8, which is characterized in that the motor further includes that close the casing another The second end cover of a end；

The second end cover is provided with second bearing room, and the second bearing of the motor is located in the second bearing room.