CN206727792U - A kind of water-cooled machine - Google Patents
A kind of water-cooled machine Download PDFInfo
- Publication number
- CN206727792U CN206727792U CN201720406454.8U CN201720406454U CN206727792U CN 206727792 U CN206727792 U CN 206727792U CN 201720406454 U CN201720406454 U CN 201720406454U CN 206727792 U CN206727792 U CN 206727792U
- Authority
- CN
- China
- Prior art keywords
- water
- water cooling
- cooling portion
- shell
- rear end
- 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
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Abstract
The utility model provides a kind of water-cooled machine, including pedestal, the shell being fixed on the pedestal, drive end bearing bracket and rear end cap, the shell, the drive end bearing bracket and the rear end cap form inner chamber, rotating shaft is provided with through the drive end bearing bracket and the rear end cap, rotor is installed, surrounding the rotor in the inner chamber is provided with stator, and the stator is close to set with the shell in the rotating shaft, gap is provided between the rotor and the stator, it is characterised in that：The drive end bearing bracket is provided with air inlet, the rear end cap is provided with gas outlet, also include heat abstractor, the heat abstractor includes water cooling part, the water cooling part includes being bonded the first water cooling portion set and the second water cooling portion contacted with the rear end cap outer surface with the shell, and the fan and fan guard that are fixed in the rotating shaft are outwards sequentially provided with by the second water cooling portion.
Description
Technical field
It the utility model is related to electric motors, more particularly to a kind of water-cooled machine.
Background technology
The application of motor is wider, particularly in recent years, as China promotes manufacturing industry transition and upgrade, in various intelligence
In manufacturing field, using motor as power and the automaticity more and more higher of the automation equipment of drive control is carried out.This
Under trend, the requirement of the equipment of every profession and trade to motor also more and more higher, for example, efficiency high, power density are big.But motor is in length
In the operation process of time, problem of temperature rise often governs the Effec-tive Function of motor, and further can also reduce motor uses the longevity
Life.
The reason for heat is produced in the motor course of work includes bearing friction, coil resistance, iron core magnetic resistance etc., when motor temperature
When spending high, motor operation can be caused to break down, the service life of serious curtailment motor.At present to the conventional side of electric motor temperature reduction
Formula includes self-cooled, air-cooled and water-cooled.Self-cooled is applied to the small motor of heat production, and air-cooled heat-sinking capability is limited.
The stator winding of motor does not all contact directly with casing and end cap, and there is air centre, and the heat transfer coefficient of air is very low, heat transfer
Poor ability, stator winding and stator contact, so its heat can only first be conducted to stator, then outside is conducted to by stator
Casing, when causing the motor to work, shell temperature is not high, but the phenomenon that motor internal temperature is still very high.Therefore some motors
Drive end bearing bracket and rear end cap be provided with air inlet and gas outlet, coordinate the fan on the outside of rear end cap to radiate motor, still
Between back end cover for motor and stator and rotor and neighbouring heat can not shed immediately, and the radiating effect of motor housing is not in addition
It is preferable.
Utility model content
The purpose of this utility model is that motor housing radiating effect can be taken into account and avoid along electrical axis by providing one kind
The water-cooled machine that direction region heat is excessively concentrated, by with shell be bonded set the first water cooling portion and with rear end cap on the outside of
Second water cooling portion of surface contact coordinates the fan in rotating shaft to realize the purpose.
In order to reach the purpose, the utility model adopts the following technical scheme that：Including pedestal, it is fixed on the pedestal
Shell, drive end bearing bracket and rear end cap, the shell, the drive end bearing bracket and the rear end cap form inner chamber, through the drive end bearing bracket and
The rear end cap is provided with rotating shaft, and rotor is provided with the rotating shaft, and surrounding the rotor in the inner chamber is provided with stator, described fixed
It is sub to be close to set with the shell, gap is provided between the rotor and the stator, it is characterised in that：The drive end bearing bracket is provided with
Air inlet, the rear end cap are provided with gas outlet, in addition to heat abstractor, and the heat abstractor includes water cooling part, the water cooling
Part includes being bonded the first water cooling portion set and the second water cooling portion contacted with the rear end cap outer surface with the shell, by
The second water cooling portion is outwards sequentially provided with the fan and fan guard being fixed in the rotating shaft.
Thus, cold water flows into from the water inlet in the second water cooling portion on rear end cap and from the draining of the first water cooling portion end
Mouthful discharge, fan by more than heat be discharged to outside electric machine.
As a preferred embodiment, being provided with dividing plate in the second water cooling portion, the second water cooling part is divided into two by the dividing plate
Cavity, each cavity are provided with a water inlet, and the first water cooling portion is provided with delivery port.
Thereby it is ensured that uniformly being mixed along the cooling water of motor circumferential direction, regional hot water aggregation is avoided not discharge for a long time
Situation.
As a preferred embodiment, the dividing plate is vertically arranged, the water inlet is located in the middle part of the second water cooling portion.
As a preferred embodiment, the first water cooling portion include parallel to the rotating shaft rotation axis cooling tube and with institute
State the drain chamber that the second water cooling portion is oppositely arranged.
Thus, it is easy to wind to pass through the cooling tube being disposed adjacent to be radiated with it.
As a preferred embodiment, also including supporting member, the supporting member is described between the cooling tube and the shell
Supporting member is bonded setting with the shell.
Thus, supporting member ensure that the stability of the relative position of heat abstractor and motor, while preferably transmit motor
Heat on shell.
As a preferred embodiment, the cooling tube is flat tube, the thickness of the flat tube is 1.5-2.0mm.
As a preferred embodiment, the size of the gas outlet is 0.5-4.0mm.
As a preferred embodiment, the air inlet and the gas outlet are provided with screen pack.
Thus, dust and other impurities are avoided to enter motor internal.
To sum up, the utility model has advantages below：Be bonded with motor housing outer surface set supporting member ensure that it is scattered
The positional stability of thermal, while coordinate the radiating effect that ensure that motor housing with flat tube；Cold water is from rear end cap
Water inlet in two water cooling portions is discharged into and discharged from the discharge outlet of the first water cooling portion end, avoids the heat near rear end cap and gathers
Collection, ensure that along the uniform of electrical axis direction region heat.
Brief description of the drawings
Fig. 1 is main diagram of the present utility model；
Fig. 2 is side view of the present utility model；
Fig. 3 is construction for heat radiating device schematic diagram.
Label in figure is as follows：
1. pedestal, 2. shells, 3. drive end bearing brackets, 31. air inlets, 4. rear end caps, 41. gas outlets, 5. inner chambers, 6. rotating shafts, 61.
Fan, 62. fan guards, 7. rotors, 8. stators, 9. heat abstractors, 91. water cooling parts, 911. first water cooling portions, 9111. delivery ports,
9112. cooling tubes, 9113. drain chambers, 9114. supporting members, 912. second water cooling portions, 9121. water inlets, 9122. dividing plates.
Embodiment
The utility model is described in further detail for middle embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, the motor includes pedestal 1, the shell 2 being fixed on pedestal 1, drive end bearing bracket 3 and rear end cap 4.
Shell 2, drive end bearing bracket 3 and rear end cap 4 form inner chamber 5, and rotating shaft 6, drive end bearing bracket 3 and rear end cap are provided with through drive end bearing bracket 3 and rear end cap 4
4 supporting rotating shafts 6 and rotating shaft 6 it is rotatable.Rotor 7 is installed in rotating shaft 6, surrounding rotor 7 is provided with stator 8 in inner chamber 5, stator 8 with
Shell 2 is close to set, and gap is provided between rotor 7 and stator 8.Drive end bearing bracket 3 is provided with air inlet 31, and rear end cap 4 is provided with outlet
Mouth 41.The motor also includes heat abstractor 9, and heat abstractor 9 includes water cooling part 91, and water cooling part 91 includes being bonded setting with shell 2
The first water cooling portion 911 and the second water cooling portion 912 for being contacted with the outer surface of rear end cap 4, by the second water cooling portion 912 outwards successively
Provided with the fan 61 and fan guard 62 being fixed in rotating shaft 6.Cold water is from the water inlet in the second water cooling portion 912 on rear end cap 4
Mouth 9121 is discharged into and discharged from the discharge outlet of the end of the first water cooling portion 911, plays a part of quickly cooling to motor, fan
61 by more than heat be discharged to outside electric machine.The heat aggregation near rear end cap 4 is avoided, ensure that along electrical axis side
To the uniform of region heat.Flow velocity by changing cooling water can change rate of heat dispation, when motor generation heat is larger, increase
Water speed is cooled down, the heat near rear end cap 4 can be discharged in time, while ensures to be delivered to the cooling water in the second water cooling portion 912
Temperature it is sufficiently low to take into account the radiating effect of motor housing 2.
Dividing plate 9122 is provided with second water cooling portion 912, the second water cooling portion 912 is divided into two cavitys by dividing plate 9122, often
Individual cavity is provided with a water inlet 9121, and the first water cooling portion 911 is provided with delivery port 9111.Ensure along motor circumferential direction
Cooling water flows into the first water cooling portion 911 after being well mixed, and avoids the regional hot water aggregation of the second water cooling portion 912 long-time not
The situation of discharge.Dividing plate 9122 is vertically arranged, and water inlet 9121 is located at the middle part of the second water cooling portion 912, cooling water flow into after with the
Two water cooling portions（912）Each cooling tube is diverted to after side wall contact（9112）It is interior.First water cooling portion 911 is included parallel to rotating shaft 6
The cooling tube 9112 of rotation axis and the drain chamber 9113 being oppositely arranged with the second water cooling portion 912.The cooling tube be arrangeding in parallel
9112 are easy to wind to pass through the cooling tube 9112 being disposed adjacent to radiate it.
As shown in Fig. 2 also including supporting member 9114, supporting member 9114 is between cooling tube 9112 and shell 2, supporting member
9114 are bonded setting with shell 2, play a part of supporting heat abstractor 9.Therefore, supporting member 9114 ensure that heat abstractor 9 with
The stability of the relative position of motor, while preferably transmit the heat on motor housing 2.
Cooling tube 9112 is flat tube, and the thickness of flat tube is 1.5-2.0mm, is imitated with taking into account the smoothness of current and radiating
Rate.The size of gas outlet 41 is 0.5-4.0mm.Air inlet 31 and gas outlet 41 are provided with screen pack, to avoid dust and other impurities
Into motor internal.
Described above is only to explanation of the present utility model so that those of ordinary skill in the art's can completely implements this
Scheme, but be not to limitation of the present utility model, those skilled in the art can be as needed after this specification is read
The modification of no creative contribution is made to the present embodiment, these are all without creative modification.But as long as in this practicality
All protected in new right by Patent Law.
Claims (8)
1. a kind of water-cooled machine, including pedestal（1）, be fixed on the pedestal（1）On shell（2）, drive end bearing bracket（3）And rear end cap
（4）, the shell（2）, the drive end bearing bracket（3）With the rear end cap（4）Form inner chamber（5）, through the drive end bearing bracket（3）And institute
State rear end cap（4）Provided with rotating shaft（6）, the rotating shaft（6）On rotor is installed（7）, the inner chamber（5）In around the rotor
（7）Provided with stator（8）, the stator（8）With the shell（2）It is close to set, the rotor（7）With the stator（8）Between set
There is gap, it is characterised in that：The drive end bearing bracket（3）It is provided with air inlet（31）, the rear end cap（4）It is provided with gas outlet
（41）, in addition to heat abstractor（9）, the heat abstractor（9）Including water cooling part（91）, the water cooling part（91）Including with it is described
Shell（2）It is bonded the first water cooling portion set（911）With with the rear end cap（4）Second water cooling portion of outer surface contact
（912）, by the second water cooling portion（912）Outwards it is sequentially provided with and is fixed on the rotating shaft（6）On fan（61）And fan
Cover（62）.
A kind of 2. water-cooled machine according to claim 1, it is characterised in that：The second water cooling portion（912）It is interior be provided with every
Plate（9122）, the dividing plate（9122）By the second water cooling portion（912）It is divided into two cavitys, each cavity is provided with
One water inlet（9121）, the first water cooling portion（911）It is provided with delivery port（9111）.
A kind of 3. water-cooled machine according to claim 2, it is characterised in that：The dividing plate（9122）It is vertically arranged, it is described
Water inlet（9121）Positioned at the second water cooling portion（912）Middle part.
A kind of 4. water-cooled machine according to claim 1, it is characterised in that：The first water cooling portion（911）Including parallel
In the rotating shaft（6）The cooling tube of rotation axis（9112）And with the second water cooling portion（912）The drain chamber being oppositely arranged
（9113）.
A kind of 5. water-cooled machine according to claim 4, it is characterised in that：Also include supporting member（9114）, the supporting
Part（9114）Positioned at the cooling tube（9112）With the shell（2）Between, the supporting member（9114）With the shell（2）Patch
Close and set.
A kind of 6. water-cooled machine according to claim 4, it is characterised in that：The cooling tube（9112）It is described for flat tube
The thickness of flat tube is 1.5-2.0mm.
A kind of 7. water-cooled machine according to claim 1, it is characterised in that：The gas outlet（41）Size be 0.5-
4.0mm。
A kind of 8. water-cooled machine according to claim 1, it is characterised in that：The air inlet（31）With the gas outlet
（41）It is provided with screen pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720406454.8U CN206727792U (en) | 2017-04-18 | 2017-04-18 | A kind of water-cooled machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720406454.8U CN206727792U (en) | 2017-04-18 | 2017-04-18 | A kind of water-cooled machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206727792U true CN206727792U (en) | 2017-12-08 |
Family
ID=60505969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720406454.8U Expired - Fee Related CN206727792U (en) | 2017-04-18 | 2017-04-18 | A kind of water-cooled machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206727792U (en) |
-
2017
- 2017-04-18 CN CN201720406454.8U patent/CN206727792U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20180418 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |