CN207353995U - A kind of circulating cooling type fire-proof motor - Google Patents
A kind of circulating cooling type fire-proof motor Download PDFInfo
- Publication number
- CN207353995U CN207353995U CN201721523144.0U CN201721523144U CN207353995U CN 207353995 U CN207353995 U CN 207353995U CN 201721523144 U CN201721523144 U CN 201721523144U CN 207353995 U CN207353995 U CN 207353995U
- Authority
- CN
- China
- Prior art keywords
- fixed seat
- machine shaft
- engine base
- annular groove
- cooling
- 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.)
- Withdrawn - After Issue
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- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a kind of circulating cooling type fire-proof motor.It solves the problems, such as that motor rotation axis can not be cooled down in the prior art and cooling water pipe fixation is loaded down with trivial details.It is cooling tube to be spirally coiled in base outer and one end is connected with circulating pump；Offer annular groove respectively on machine shaft, cooling air channel is axially offered on machine shaft, cooling air channel is connected through intercommunicating pore with annular groove；Fixed seat is equipped with machine shaft, one end of one connecting tube and the closed fixation of fixed seat, the tube chamber of connecting tube is connected through the through hole in fixed seat with annular groove, and outside the other end and engine base airtight connection and stretching engine base of connecting tube, the end of the connecting tube outside engine base is communicated with cooling blower.The utility model at the same time cools down machine shaft and engine base, reduces temperature during fire-proof motor work, prolongs the service life, improves work efficiency.
Description
Technical field
The electromotor cooling system for using liquid cooling medium with closed casing is the utility model is related to, is especially related to
A kind of and circulating cooling type fire-proof motor.
Background technology
It is known that fire-proof motor is a kind of can not produced in a kind of motor that combustible and explosive area uses, operation
Electric spark.It is mainly used for colliery, petroleum gas, petrochemical industry and chemical industry, commonly used in transfer tube, wind turbine, compressor
With other gearings etc..Fire-proof motor is poor due to its cooling performance, it will usually damages motor because temperature is excessive, contracts
The service life of short motor.Numerous technical staff are improved fire-proof motor for this, increase cooling system in fire-proof motor machine,
For example, CN 203871993U Chinese utility model patent specifications disclosed in 8 days October in 2014 disclose a kind of " circulation
Cooling type fire-proof motor ", it is that containing liquid chamber is fixedly connected with casing outer end, and containing liquid chamber both ends are connected with cooling tube both ends respectively
Logical, cooling tube is equipped with circulating pump, and cooling tube is fixedly connected with casing,.Followed although the motor in the publication can utilize
Ring cools down the temperature during work to reduce motor, extends the service life of motor, but its motor rotation axis can not carry out
Cooling.In addition, its cooling tube is fixedly connected by snap ring and is fitted on casing, there is fixed loaded down with trivial details deficiency in it.
The content of the invention
Loaded down with trivial details in order to overcome the shortcomings of not cooling down motor rotation axis and cooling water pipe fixation in the prior art, this practicality is new
A kind of design of type offer is reasonable, motor rotation thermal diffusivity is good, cooling water pipe fixation is readily compared with circulating cooling type fire-proof motor.
Technical solution is used by the utility model solves its technical problem：A kind of circulating cooling type fire-proof motor, its
Including an engine base, a stator, a rotor, a machine shaft, two end cap, a cooling tube and a circulating pump, stator assembling
In the engine base, the two end cap is separately fixed on the both ends of engine base, and the rotor is assemblied on machine shaft,
The machine shaft is assemblied in the inner circle of stator together with rotor, and the both ends of machine shaft are rotatably supported in both ends respectively
Cover, it is characterised in that：The cooling tube is spirally coiled in base outer and one end is connected with the circulating pump；Turning
Annular groove is offered respectively on the machine shaft at sub- both ends, axially offers cooling air channel on the machine shaft, this is cold
But the both ends in air passage are connected through intercommunicating pore with the annular groove respectively；Annular groove difference is corresponded on the machine shaft
Equipped with fixed seat, through hole is offered respectively in the fixed seat, it is close with one end of connecting tube respectively in the fixed seat
Fixation is closed, the tube chamber of the connecting tube is connected through the through hole in fixed seat with the annular groove, the other end and machine of connecting tube
Outside seat airtight connection and stretching engine base；The end of a connecting tube outside engine base is communicated with cooling blower.
The fixed seat includes a upper fixed seat and a lower fixed seat, and the upper fixed seat exists with lower fixed seat obvolvent
On the machine shaft, and relatively rotated with machine shaft.
Annular groove being corresponded to on lower fixed seat in the upper fixed seat and being equipped with annular convex platform, the annular convex platform is embedded in
In annular groove.
Wear-resistant pad is equipped between the side stage wall of the annular convex platform and the side channel wall of annular groove.
The utility model is that cooling tube is spirally coiled in base outer, fixed easy between its cooling tube and engine base；
Annular groove is offered on the machine shaft of two ends of rotor, axially offers cooling air channel on machine shaft, the two of cooling air channel
End is connected through intercommunicating pore with annular groove respectively；Machine shaft is connected through fixed seat with connecting tube respectively, the tube chamber of connecting tube
It is connected through the through hole in fixed seat with the annular groove on machine shaft, connecting tube stretches out machine with engine base airtight connection and the other end
Seat is outer, wherein the end of a connecting tube is communicated with cooling blower.The cold air that the cooling blower of the utility model produces is through connection
Pipe, fixed seat, annular groove, cooling air channel cool down machine shaft, the main shaft of fire-proof motor and the temperature of casing are reduced,
The service life of fire-proof motor is extended, is improved work efficiency.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the utility model；
Fig. 2 is the amplification view of the line A-A along Fig. 1.
Marked in figure：1. engine base, 2. stators, 3. rotors, 4. machine shafts, 5. end caps, 6. cooling tubes, 7. circulating pumps, 8.
Annular groove, 9. cooling air channels, 10. intercommunicating pores, 11. fixed seats, 111. upper fixed seats, 112. lower fixed seats, 12. annular convex platform,
13. through hole, 14. connecting tubes, 15. cooling blowers, 16. wear-resistant pads.
Embodiment
The utility model is described in further details with reference to the accompanying drawings and examples.
In Fig. 1, a kind of circulating cooling type fire-proof motor, it includes an engine base 1, a stator 2, a rotor 3, a motor and turns
Axis 4, two end cap 5, a cooling tube 6 and a circulating pump 7.
As shown in Figure 1, stator 2 is assemblied in engine base 1, two end cap 5 is bolted on the both ends of engine base 1 respectively, is turned
Son 3 is assemblied on machine shaft 4, and machine shaft 4 is assemblied in together with rotor 3 in the inner circle of stator 2, the both ends point of machine shaft 4
Other warp beam, which is held, to be rotatably supported in two end cap 5.
In Fig. 1, cooling tube 6 is spirally coiled in outside engine base 1, and cooling tube 6 can be that bending forming rear screw is coiled in
It is welded on after the outside of engine base 1 or flexural deformation outside engine base 1, it is fixed easily with engine base 1.
As shown in Figure 1, one end of cooling tube 6 is connected with a circulating pump 7.
In Fig. 1, annular groove 8 is offered respectively on the machine shaft 4 at 3 both ends of rotor, axially opened on machine shaft 4
Equipped with cooling air channel 9, the both ends of cooling air channel 9 are connected through intercommunicating pore 10 with annular groove 8 respectively.
In order to realize that annular groove 8 with being connected outside engine base 1, in Fig. 1, Fig. 2, corresponds to annular groove 8 on machine shaft 4
It is respectively equipped with fixed seat 11.As shown in Figure 1 and Figure 2, offer through hole 13 respectively in fixed seat 11, fixed seat 11 respectively with
The closed fixation in one end of connecting tube 14, the tube chamber of the connecting tube 14 are connected through the through hole 13 in fixed seat 11 with annular groove 8, even
Outside the other end and 1 airtight connection of engine base and stretching engine base 1 of adapter 14.
In Fig. 1, the end of the connecting tube 14 outside engine base 1 is communicated with cooling blower 15.
It should be further noted that as shown in Fig. 2, fixed seat 11 includes a upper fixed seat 111 and a lower fixed seat
112, upper fixed seat 111 is symmetrically fixed with 112 obvolvent of lower fixed seat in machine shaft 4, and by bolt, and upper fixed seat 111 is with
Fixed seat 112 is relatively rotated with machine shaft 4.
On machine shaft 4 axial displacement occurs for fixed seat 11 in order to prevent, as shown in Figure 1, in upper fixed seat 111 with
Annular groove is corresponded in fixed seat 112 and is respectively equipped with annular convex platform 12, annular convex platform 12 is inlaid in annular groove 8.
In order to increase the service life of fixed seat 11 and machine shaft, in side stage wall and the annular groove 8 of annular convex platform 12
Wear-resistant pad 16 is equipped between side channel wall.The wear-resistant pad 16 can use copper wear-resistant pad.
When the utility model is used, 7 pumping cooling water of circulating pump is sent into cooling tube 6 after circulation by the another of cooling tube
End is sent out, and cooling tube 6 is bonded the heat taken away so as to cooling water on engine base 1, the good cooling results of engine base 1 with engine base 1.Cool down wind
Machine 15 aspirates cold air and is sent through the through hole 13 in connecting tube 14, fixed seat 11, the annular groove 8 on machine shaft 4 and intercommunicating pore 10
Enter circulation in the cooling air channel 9 inside machine shaft 4, then sent by the fixed seat 11 on 10 other end of machine shaft and connecting tube 14
Go out outside engine base 1.Cold air has taken away the heat on machine shaft 4, the good cooling results of machine shaft 4.
The utility model realizes the rapidly and efficiently cooling of fire-proof motor by being cooled down at the same time to machine shaft 4 and engine base 1,
Temperature during fire-proof motor work is reduced, is not in produce the phenomenon of damage motor because temperature is excessive, extends anti-explosion electric
The service life of machine, improves work efficiency.
Claims (4)
1. a kind of circulating cooling type fire-proof motor, it includes an engine base, a stator, a rotor, a machine shaft, two end cap, one
Cooling tube and a circulating pump, the stator are assemblied in the engine base, and the two end cap is separately fixed at the two of engine base
On end, the rotor is assemblied on machine shaft, and the machine shaft is assemblied in the inner circle of stator together with rotor, and
The both ends of machine shaft are rotatably supported in two end cap respectively, it is characterised in that：The cooling tube is spirally coiled in outside engine base
Portion and one end is connected with the circulating pump；Annular groove is offered respectively on the machine shaft of two ends of rotor, described
Cooling air channel is axially offered on machine shaft, the both ends of the cooling air channel are connected through intercommunicating pore with the annular groove respectively
It is logical；Annular groove is corresponded on the machine shaft and is respectively equipped with fixed seat, and through hole is offered respectively in the fixed seat,
The fixed seat closed fixation in one end with connecting tube respectively, the tube chamber of the connecting tube through the through hole in fixed seat with it is described
Annular groove is connected, outside the other end and engine base airtight connection and stretching engine base of connecting tube；The end of a connecting tube outside engine base
Portion is communicated with cooling blower.
A kind of 2. circulating cooling type fire-proof motor according to claim 1, it is characterised in that：The fixed seat includes one
Upper fixed seat and a lower fixed seat, the upper fixed seat and lower fixed seat obvolvent are on the machine shaft, and and motor
Shaft relatively rotates.
A kind of 3. circulating cooling type fire-proof motor according to claim 2, it is characterised in that：The upper fixed seat with
Annular groove is corresponded on lower fixed seat and is equipped with annular convex platform, the annular convex platform is inlaid in annular groove.
A kind of 4. circulating cooling type fire-proof motor according to claim 3, it is characterised in that：The side of the annular convex platform
Wear-resistant pad is equipped between platform wall and the side channel wall of annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721523144.0U CN207353995U (en) | 2017-11-15 | 2017-11-15 | A kind of circulating cooling type fire-proof motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721523144.0U CN207353995U (en) | 2017-11-15 | 2017-11-15 | A kind of circulating cooling type fire-proof motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207353995U true CN207353995U (en) | 2018-05-11 |
Family
ID=62350405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721523144.0U Withdrawn - After Issue CN207353995U (en) | 2017-11-15 | 2017-11-15 | A kind of circulating cooling type fire-proof motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207353995U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107612224A (en) * | 2017-11-15 | 2018-01-19 | 威海众泰电机有限公司 | A kind of circulating cooling type fire-proof motor |
| CN110752729A (en) * | 2019-11-02 | 2020-02-04 | 黎兴才 | Compound-transmission dual-rotor new energy automobile motor |
-
2017
- 2017-11-15 CN CN201721523144.0U patent/CN207353995U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107612224A (en) * | 2017-11-15 | 2018-01-19 | 威海众泰电机有限公司 | A kind of circulating cooling type fire-proof motor |
| CN107612224B (en) * | 2017-11-15 | 2023-08-22 | 山东众泰防爆电机股份有限公司 | Circulation cooling type explosion-proof motor |
| CN110752729A (en) * | 2019-11-02 | 2020-02-04 | 黎兴才 | Compound-transmission dual-rotor new energy automobile motor |
| CN110752729B (en) * | 2019-11-02 | 2020-12-22 | 广西凯越电机科技有限公司 | Compound-transmission dual-rotor new energy automobile motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180511 Effective date of abandoning: 20230822 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180511 Effective date of abandoning: 20230822 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |