CN204030807U - A kind of novel seal motor - Google Patents
A kind of novel seal motor Download PDFInfo
- Publication number
- CN204030807U CN204030807U CN201420451669.8U CN201420451669U CN204030807U CN 204030807 U CN204030807 U CN 204030807U CN 201420451669 U CN201420451669 U CN 201420451669U CN 204030807 U CN204030807 U CN 204030807U
- Authority
- CN
- China
- Prior art keywords
- end cover
- machine shaft
- ring
- rotating ring
- motor
- 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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- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Frames (AREA)
- Mechanical Sealing (AREA)
Abstract
The utility model relates to a kind of novel seal motor, comprise motor front end cover and machine shaft, machine shaft stretches out from motor front end cover, outer setting at motor front end cover has end cover, machine shaft stretches out through after end cover, between machine shaft and end cover and motor front end cover, forms mechanical sealing mechanism; Mechanical sealing mechanism comprises stationary ring, lower stationary ring and upper rotating ring and lower rotating ring; Between upper stationary ring and motor front end cover, form and be sealed and matched, between lower stationary ring and end cover, form and be sealed and matched; On machine shaft between two rotating rings, be provided with Compress Spring, Compress Spring two ends push against respectively rotating ring and lower rotating ring, and formation sealing between upper and lower rotating ring and upper and lower stationary ring is contacted.Make dust and the water smoke of outside motor enter motor internal damage coil and bearing, and can rely on the coolant entering in cooling cavity volume to play to motor front end cover the effect that well cools, extended the useful life of motor simultaneously.
Description
Technical field
The utility model relates to a kind of novel seal motor.
Background technology
When motor holding cutter, emery wheel high speed operation, can produce a large amount of dust or high-pressure cooling water and mist of oil, directive all directions under the effect of centrifugal force.In actual use procedure, owing to there is gap between motor shaft and end cap, make a large amount of dust or water smoke enter motor internal from gap, long-term deposition causes the damage of motor internal coil and bearing.
Utility model content
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, a kind of novel seal motor is provided, solve in motor in the past the defect of poor sealing performance between machine shaft and electric motor end cap.
The utility model solves the technical scheme that its technical problem adopts: a kind of novel seal motor, comprise motor front end cover and machine shaft, described machine shaft stretches out from motor front end cover, outer setting at described motor front end cover has end cover, between sealing end cap and motor front end cover, form cooling cavity volume, machine shaft stretches out after passing cooling cavity volume and end cover, between described machine shaft and end cover and motor front end cover, forms mechanical sealing mechanism;
Described mechanical sealing mechanism comprises upper stationary ring, the lower stationary ring being socketed on machine shaft and is arranged on upper rotating ring and the lower rotating ring between two stationary rings; Described upper stationary ring be fixed on motor front end cover and and motor front end cover between form and be sealed and matched, described lower stationary ring be fixed on end cover and and end cover between form and be sealed and matched; Between described rotating ring and machine shaft, have and can follow machine shaft rotation and can, along the axially movable bindiny mechanism of machine shaft, between rotating ring and machine shaft, be sealed and matched; On the machine shaft between upper rotating ring and lower rotating ring, be provided with Compress Spring, Compress Spring two ends push against respectively rotating ring and lower rotating ring, and formation sealing between upper and lower rotating ring and upper and lower stationary ring is contacted.
Further, be provided with inlet pipe and go out pipe on described end cover, inlet pipe communicates with cooling cavity volume respectively with going out to manage.
Further, between described rotating ring and machine shaft, have and can follow machine shaft rotation and can be along the axially movable bindiny mechanism of machine shaft, on the machine shaft between two stationary rings, offer keyway, in this keyway, be provided with key bar, described two rotating rings are connected with machine shaft through described key bar respectively, described Compress Spring pushes against the rotating ring at two ends, makes rotating ring slide and be pushed against on the stationary ring sealing surface at two ends along key bar.
Further, described end cover is connected with motor front end face through tight fixed bolt, is provided with the first sealing ring between described end cover and motor front end cover, and forms and be sealed and matched through this first sealing ring.
Further, between described upper stationary ring and motor front end cover, be provided with the second sealing ring, and form and be sealed and matched through this second sealing ring;
Between described lower stationary ring and end cover, be provided with the 3rd sealing ring, and form and be sealed and matched through the 3rd sealing ring.
Further, on the machine shaft between upper rotating ring and lower rotating ring, be provided with sealing shroud, the two ends up and down of sealing cover offset with upper rotating ring and lower rotating ring respectively, and formation is sealed and matched.
The beneficial effects of the utility model are: rely on the mechanical seal structure between machine shaft and end cover and motor front end cover, make dust and the water smoke of outside motor enter motor internal damage coil and bearing, and can rely on the coolant entering in cooling cavity volume to play to motor front end cover the effect that well cools, extend the useful life of motor simultaneously.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model;
Wherein: 1, motor front end cover, 2, end cover, 21, inlet pipe, 22, go out pipe, 3, machine shaft, 4, upper stationary ring, 5, lower stationary ring, 6, upper rotating ring, 7, lower rotating ring, 8, Compress Spring, 11, the first sealing ring, 12, the second sealing ring, 13, the 3rd sealing ring, 14, sealing shroud.
Embodiment
By reference to the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of novel seal motor, comprise motor front end cover 1 and machine shaft 3, machine shaft 3 stretches out from motor front end cover 1, there is end cover 2 in the outer setting of motor front end cover 1, between sealing end cap 2 and motor front end cover 1, form cooling cavity volume, after machine shaft 3 passes cooling cavity volume and end cover 2, stretch out, between machine shaft 3 and end cover 2 and motor front end cover 1, form mechanical sealing mechanism.
Mechanical sealing mechanism comprises upper stationary ring 4, the lower stationary ring 5 being socketed on machine shaft 3 and is arranged on upper rotating ring 6 and the lower rotating ring 7 between two stationary rings; Upper stationary ring 4 be fixed on motor front end cover 1 and and motor front end cover 1 between form and be sealed and matched, lower stationary ring 5 be fixed on end cover 2 and and end cover 2 between form and be sealed and matched; Between rotating ring and machine shaft 3, have and can follow that machine shaft 3 rotates and can, along the axially movable bindiny mechanism of machine shaft 3, between rotating ring and machine shaft 3, be sealed and matched; On the machine shaft 3 between upper rotating ring 6 and lower rotating ring 7, be provided with Compress Spring 8, Compress Spring 8 two ends push against respectively rotating ring 6 and lower rotating ring 7, and formation sealing between upper and lower rotating ring 7 and upper and lower stationary ring 5 is contacted.This hermetically-sealed construction, can guarantee that the gap that outside dust is difficult between gap and machine shaft 3 and the motor front end cover 1 between machine shaft 3 and end cover 2 enters in motor cavity, improves the sealing of motor cavity.
On end cover 2, be provided with inlet pipe 21 and go out pipe 22, inlet pipe 21 and go out pipe 22 and communicate with cooling cavity volume respectively, coolant, in inlet pipe 21 enters cooling cavity volume, and then is discharged through going out pipe 22, realize cooling effect to motor front end cover 1, extend motor useful life.
Between above-mentioned rotating ring and machine shaft 3, have and can follow that machine shaft 3 rotates and can be along the axially movable bindiny mechanism of machine shaft 3, not shown in the figures, on the machine shaft 3 between two stationary rings, offer keyway, in this keyway, be provided with key bar, two rotating rings are connected with machine shaft 3 through described key bar respectively, Compress Spring 8 pushes against the rotating ring at two ends, makes rotating ring slide and be pushed against on the stationary ring sealing surface at two ends along key bar.
Above-mentioned syndeton can ensure that two stationary rings can follow machine shaft 3 and rotate together, then the active force of Compress Spring 8 can be that the sealing surface of stationary ring is close on the sealing surface of rotating ring, and the coolant of placing in cooling cavity volume overflows end cover 2 or stretches into motor cavity.
End cover 2 is connected with motor front end face through tight fixed bolt, between end cover 2 and motor front end cover 1, be provided with the first sealing ring 11, and form and be sealed and matched through this first sealing ring 11, hermetically-sealed construction herein can ensure the sealing between end cover 2 and motor front end cover 1, prevents that coolant from oozing out from motor front end cover 1.
Between upper stationary ring 4 and motor front end cover, be provided with the second sealing ring 12, and form and be sealed and matched through this second sealing ring 12; Between lower stationary ring 5 and end cover, be provided with the 3rd sealing ring 13, and form and be sealed and matched through the 3rd sealing ring 13.Can prevent that through the second sealing ring 12 and the 3rd sealing ring 13 coolant from flowing out cooling cavity volume or flowing to motor cavity.
On the machine shaft between upper rotating ring 6 and lower rotating ring 7, be provided with sealing shroud 14, the two ends up and down of sealing cover 14 offset with upper rotating ring 6 and lower rotating ring 7 respectively, and formation is sealed and matched.Can prevent that through sealing cover 14 coolant from going deep in keyway and flowing out through keyway.
Rely on the mechanical seal structure between machine shaft 3 and end cover 2 and motor front end cover 1, make dust and the water smoke of outside motor enter motor internal damage coil and bearing, and can rely on the coolant entering in cooling cavity volume to play to motor front end cover 1 effect that well cools, extend the useful life of motor simultaneously.
Taking above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this utility model technological thought, carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on specification, must determine its technical scope according to claim scope.
Claims (6)
1. a novel seal motor, comprise motor front end cover (1) and machine shaft (3), described machine shaft (3) stretches out from motor front end cover (1), it is characterized in that, there is end cover (2) in the outer setting of described motor front end cover (1), between sealing end cap (2) and motor front end cover (1), form cooling cavity volume, machine shaft (3) stretches out after passing cooling cavity volume and end cover (2), between described machine shaft (3) and end cover (2) and motor front end cover (1), form mechanical sealing mechanism,
Described mechanical sealing mechanism comprises the upper stationary ring (4) being socketed on machine shaft (3), lower stationary ring (5) and is arranged on upper rotating ring (6) and the lower rotating ring (7) between two stationary rings; Described upper stationary ring (4) be fixed on motor front end cover (1) upper and and motor front end cover (1) between forms and is sealed and matched, described lower stationary ring (5) be fixed on that end cover (2) is gone up and and end cover (2) between form and be sealed and matched; Between described rotating ring and machine shaft (3), have can follow machine shaft (3) rotate and can be along the axially movable bindiny mechanism of machine shaft (3), rotating ring and machine shaft are sealed and matched between (3); On the machine shaft (3) between upper rotating ring (6) and lower rotating ring (7), be provided with Compress Spring (8), Compress Spring (8) two ends push against respectively rotating ring (6) and lower rotating ring (7), and formation sealing between upper and lower rotating ring (7) and upper and lower stationary ring (5) is contacted.
2. a kind of novel seal motor according to claim 1, it is characterized in that, on described end cover (2), be provided with inlet pipe (21) and go out pipe (22), inlet pipe (21) and go out manage (22) communicate with cooling cavity volume respectively.
3. a kind of novel seal motor according to claim 1, it is characterized in that, between described rotating ring and machine shaft (3), have and can follow machine shaft (3) rotation, and can be along the axially movable bindiny mechanism of machine shaft (3), on the machine shaft between two stationary rings (3), offer keyway, in this keyway, be provided with key bar, described two rotating rings are connected with machine shaft (3) through described key bar respectively, described Compress Spring (8) pushes against the rotating ring at two ends, rotating ring is slided along key bar, and be pushed against on the stationary ring sealing surface at two ends.
4. a kind of novel seal motor according to claim 1, it is characterized in that, described end cover (2) is connected with motor front end face through tight fixed bolt, between described end cover (2) and motor front end cover (1), be provided with the first sealing ring (11), and form and be sealed and matched through this first sealing ring (11).
5. a kind of novel seal motor according to claim 1, is characterized in that, is provided with the second sealing ring (12) between described upper stationary ring and motor front end cover, and forms and be sealed and matched through this second sealing ring (12);
Between described lower stationary ring and end cover, be provided with the 3rd sealing ring (13), and form and be sealed and matched through the 3rd sealing ring (13).
6. a kind of novel seal motor according to claim 3, it is characterized in that, on the machine shaft between upper rotating ring and lower rotating ring, be provided with sealing shroud (14), the two ends up and down of sealing cover (14) offset with upper rotating ring and lower rotating ring respectively, and formation is sealed and matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420451669.8U CN204030807U (en) | 2014-08-11 | 2014-08-11 | A kind of novel seal motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420451669.8U CN204030807U (en) | 2014-08-11 | 2014-08-11 | A kind of novel seal motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204030807U true CN204030807U (en) | 2014-12-17 |
Family
ID=52070634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420451669.8U Expired - Fee Related CN204030807U (en) | 2014-08-11 | 2014-08-11 | A kind of novel seal motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204030807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107054589A (en) * | 2017-04-19 | 2017-08-18 | 上海未来伙伴机器人有限公司 | A kind of waterproof steering wheel and robot |
-
2014
- 2014-08-11 CN CN201420451669.8U patent/CN204030807U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107054589A (en) * | 2017-04-19 | 2017-08-18 | 上海未来伙伴机器人有限公司 | A kind of waterproof steering wheel and robot |
| CN107054589B (en) * | 2017-04-19 | 2023-09-05 | 上海未来伙伴机器人有限公司 | Waterproof steering engine and robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20141217 Termination date: 20160811 |