CN207819674U - A kind of autonomous cooling motor - Google Patents

A kind of autonomous cooling motor Download PDF

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Publication number
CN207819674U
CN207819674U CN201721924707.7U CN201721924707U CN207819674U CN 207819674 U CN207819674 U CN 207819674U CN 201721924707 U CN201721924707 U CN 201721924707U CN 207819674 U CN207819674 U CN 207819674U
Authority
CN
China
Prior art keywords
air duct
cold wind
armature spindle
motor
bearing bracket
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201721924707.7U
Other languages
Chinese (zh)
Inventor
陈继光
丁阿伟
江爱国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Mige Electric Co Ltd
Original Assignee
Hangzhou Mige Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Mige Electric Co Ltd filed Critical Hangzhou Mige Electric Co Ltd
Priority to CN201721924707.7U priority Critical patent/CN207819674U/en
Application granted granted Critical
Publication of CN207819674U publication Critical patent/CN207819674U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Abstract

The utility model discloses a kind of autonomous cooling motors, the motor includes shell, drive end bearing bracket and rear end cap, and armature spindle is in shell, and drive end bearing bracket and rear end cap are respectively sleeved at armature spindle both ends, in chamber between armature spindle and inner walls, stator is installed on the drive end bearing bracket;Between the stator and rear end cap, supercharging turbofan is set on the armature spindle, the rear end cap is equipped with the hot air duct towards the supercharging turbofan, the drive end bearing bracket is equipped with towards the cold wind air duct of the stator, and the supercharging turbofan is for driving the indoor hot wind of chamber to be flowed out from hot air duct and the cold wind outside shell being driven to enter chamber from cold wind air duct.The utility model also drives cold wind to carry out motor using supercharging turbofan while driving hot wind outflow motor, accelerate the speed air flow inside and outside electric machine casing, shell body temperature is effectively reduced, motor continuous service under high temperature environment is avoided, extends the service life of motor.

Description

A kind of autonomous cooling motor
Technical field
The utility model is related to a kind of motors, and in particular to a kind of autonomous cooling motor.
Background technology
Due to the continuous development of insulation technology, equipment requirement motor should increase output and reduce volume again, this is allowed for The thermal capacity of motor is smaller, and capability of overload is weaker.And the production automation degree of equipment is higher and higher, and motor is caused to need Frequent transitions are carried out under a variety of working forms such as startup, braking, positive and negative rotation and varying duty so that motor usually overheats fortune Row, influences motor service life.
In this basis of reality, more stringent requirements are proposed to electric motor protective device for equipment.Traditional electric motor protecting dress It sets based on electrothermal relay, but electrothermal relay sensitivity is low, error is big, stability is poor, protection is unreliable.
Application No. is the Chinese invention patent applications of CN201310558038.6 to disclose a kind of electric motor temperature reduction device, the drop Warm device includes motor body storehouse, fan, is provided with cooling box outside the motor body storehouse, the cooling box include bottom plate, Top plate and side plate were provided with dust-filtering plate on the bottom plate, thermovent, the cooling box interior bottom portion are provided on the top plate It is additionally provided with electric machine support, the cooling box interior bottom portion is provided with cooling fan, and the several settings of cooling fan are cooling down Bottom portion, the motor body storehouse outside are provided with fan governor, and the several in parallel and fan governors of the cooling fan connect It is connected together;The side plate is imperforate plate, and heat emission hole is both provided on the bottom plate and top plate.
The heat sink radiates to motor by simple fan and heat emission hole, and cooling-down effect is undesirable.
Utility model content
This application provides a kind of autonomous cooling motors of good cooling effect.
A kind of autonomous cooling motor, including shell, drive end bearing bracket and rear end cap, armature spindle are in shell, and drive end bearing bracket is with after End cap is respectively sleeved at armature spindle both ends, and in the chamber between armature spindle and inner walls, it is fixed to be equipped on the drive end bearing bracket Son;Between the stator and rear end cap, supercharging turbofan is set on the armature spindle, the rear end cap is equipped with described in It is pressurized the hot air duct of turbofan, the drive end bearing bracket is equipped with towards the cold wind air duct of the stator, and the supercharging turbofan is for driving So that the indoor hot wind of chamber is flowed out from hot air duct and the cold wind outside shell is driven to enter chamber from cold wind air duct.
The utility model also drives cold wind to carry out motor using supercharging turbofan while driving hot wind outflow motor, accelerates Speed air flow inside and outside electric machine casing effectively reduces shell body temperature, avoids motor continuous service under high temperature environment, prolong The service life of long motor.
Preferably, the cold wind air duct includes equally distributed multiple around armature spindle, the position in all cold wind air ducts with The position in gap is opposite between winding coil on the stator.
Preferably, the hot air duct includes equally distributed multiple around armature spindle.
Preferably, the cold wind air duct and hot air duct are arranged in pairs, a pair of hot air duct and cold wind wind are being belonged to Be respectively connected with outer circulation air hose between road, the shell be externally provided with cool down for the air in the outer circulation air hose it is cold But device.
Preferably, the cooling device is the cooling water tank with water inlet pipe and outlet pipe, the outer circulation air hose is worn Cross the cooling water tank and between the two sealing cooperation.
As further preferred, the hot wind outflow end of the outer circulation air hose and the water inlet end position phase of the cooling water tank It adapts to.
Compared with prior art, the beneficial effects of the utility model are:
The utility model also drives cold wind to carry out motor using supercharging turbofan while driving hot wind outflow motor, accelerates Speed air flow inside and outside electric machine casing effectively reduces shell body temperature, avoids motor continuous service under high temperature environment, prolong The service life of long motor.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of autonomous cooling motor of the utility model;
Fig. 2 is a kind of structural schematic diagram of the autonomous cooling motor of the utility model under another visual angle;
Fig. 3 is A-A sectional views in Fig. 1.
Specific implementation mode
The technical solution of the utility model is described in further details with reference to the accompanying drawings and detailed description.
Embodiment 1
As depicted in figs. 1 and 2, a kind of autonomous cooling motor of the present embodiment, shell 1, drive end bearing bracket 11 and rear end cap 12, rotor Axis 2 is in shell 1, and drive end bearing bracket 11 and rear end cap 12 are respectively sleeved at 2 both ends of armature spindle, in armature spindle 2 and 1 inner wall of shell Between first chamber 13 in, stator 3 is installed on drive end bearing bracket 11.Also, drive end bearing bracket 11 is equipped with multiple cold wind air ducts 14, institute There is the position in gap between the position in cold wind air duct 14 and winding coil 41 on stator 3 opposite, to enter from cold wind air duct 14 Cold wind can enter in first chamber 13 from the gap between winding coil 41.
As shown in figures 1 and 3, it in the second chamber 15 between 1 inner wall of armature spindle 2 and shell, is set on armature spindle 2 It is pressurized turbofan 5, and shell 1 is equipped with multiple chamber air ducts 16 of connection first chamber 13 and second chamber 15.Meanwhile rear end Lid 12 is equipped with multiple hot air ducts 17 towards supercharging turbofan 5, which is arranged in pairs with cold wind air duct 14, Belonging to outer circulation air hose 6 is respectively connected between a pair of hot air duct 17 and cold wind air duct 14.
As shown in Fig. 2, in order to not influence 2 normal operation of armature spindle, the present embodiment be provided with five pairs of hot air ducts 17 with it is cold Wind air duct 14, to be provided with five outer circulation air hoses 6 outside shell 1.
Supercharging turbofan 5 can drive the hot-air in first chamber 13 to enter in second chamber 15 through chamber air duct 16, and Enter outer circulation air hose 6 from hot air duct 17;Hot-air recycle outside in air hose 6 cool down after become cold wind from cold wind air duct 14 into Enter first chamber 13, forms air circulation.
The present embodiment use the cooling water tank 7 with water inlet pipe 71 and outlet pipe 72 externally the hot wind in cycle air hose 6 into Row cooling, each outer circulation air hose 6 pass through cooling water tank 7 and between the two sealing cooperation.Also, the hot wind of each outer circulation air hose 6 Outflow end is adapted with the water inlet end position of cooling water tank 7.

Claims (6)

1. a kind of autonomous cooling motor, including shell, drive end bearing bracket and rear end cap, armature spindle are in shell, drive end bearing bracket and rear end Lid is respectively sleeved at armature spindle both ends, and in the chamber between armature spindle and inner walls, stator is equipped on the drive end bearing bracket; It is characterized in that, between the stator and rear end cap, supercharging turbofan is set on the armature spindle, the rear end cap is equipped with Towards the hot air duct of the supercharging turbofan, the drive end bearing bracket is equipped with towards the cold wind air duct of the stator, the supercharging whirlpool Fan is for driving the indoor hot wind of chamber to be flowed out from hot air duct and the cold wind outside shell being driven to enter chamber from cold wind air duct.
2. autonomous cooling motor as described in claim 1, which is characterized in that the cold wind air duct includes uniformly dividing around armature spindle Cloth it is multiple, the position in gap is opposite between the position and winding coil on the stator in all cold wind air ducts.
3. autonomous cooling motor as described in claim 1, which is characterized in that the hot air duct includes uniformly dividing around armature spindle Cloth it is multiple.
4. the autonomous cooling motor as described in claims 1 to 3 any one, which is characterized in that the cold wind air duct and hot wind Air duct is arranged in pairs, and outer circulation air hose is respectively connected between a pair of hot air duct and cold wind air duct belonging to, outside the shell Equipped with the cooling device to cool down for the air in the outer circulation air hose.
5. autonomous cooling motor as claimed in claim 4, which is characterized in that the cooling device is with water inlet pipe and water outlet The cooling water tank of pipe, the outer circulation air hose pass through the cooling water tank and between the two sealing cooperation.
6. autonomous cooling motor as claimed in claim 5, which is characterized in that the hot wind outflow end of the outer circulation air hose and institute The water inlet end position for stating cooling water tank is adapted.
CN201721924707.7U 2017-12-31 2017-12-31 A kind of autonomous cooling motor Expired - Fee Related CN207819674U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721924707.7U CN207819674U (en) 2017-12-31 2017-12-31 A kind of autonomous cooling motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721924707.7U CN207819674U (en) 2017-12-31 2017-12-31 A kind of autonomous cooling motor

Publications (1)

Publication Number Publication Date
CN207819674U true CN207819674U (en) 2018-09-04

Family

ID=63329067

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721924707.7U Expired - Fee Related CN207819674U (en) 2017-12-31 2017-12-31 A kind of autonomous cooling motor

Country Status (1)

Country Link
CN (1) CN207819674U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114061108A (en) * 2020-08-03 2022-02-18 广东美的制冷设备有限公司 Air conditioner, method of controlling the same, and computer-readable storage medium
CN115296473A (en) * 2022-09-22 2022-11-04 江苏富天江电子电器有限公司 Mute type direct current brushless variable frequency motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114061108A (en) * 2020-08-03 2022-02-18 广东美的制冷设备有限公司 Air conditioner, method of controlling the same, and computer-readable storage medium
CN115296473A (en) * 2022-09-22 2022-11-04 江苏富天江电子电器有限公司 Mute type direct current brushless variable frequency motor

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180904

Termination date: 20201231