CN203219082U - Flat motor used for subway door operator - Google Patents
Flat motor used for subway door operator Download PDFInfo
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- CN203219082U CN203219082U CN 201320255490 CN201320255490U CN203219082U CN 203219082 U CN203219082 U CN 203219082U CN 201320255490 CN201320255490 CN 201320255490 CN 201320255490 U CN201320255490 U CN 201320255490U CN 203219082 U CN203219082 U CN 203219082U
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- subway door
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Abstract
The utility model belongs to the technical field of subway door operator parts, especially relates to a flat motor used for a subway door operator. With the flat motor used for the subway door operator adopted, the technical problems such as unreasonable design in the prior art can be solved. The flat motor used for the subway door operator comprises a motor casing; a stator and a rotating shaft penetrating the stator are arranged inside the motor casing; the rotating shaft is fixedly provided with a rotor; the rotating shaft is in axial-positioning and circumferential-rotation connection with the motor casing; one end of the motor casing is provided with an exposed opening, and the other end of the motor casing is provided with a bottom casing; the exposed opening end of the motor casing is provided with an end cover; two ends of the rotating shaft are connected with a first ultrathin bearing and a second ultrathin bearing respectively; a first axial positioning structure used for performing axial positioning on the first ultrathin bearing is arranged between the rotating shaft and the end cover; and a second axial positioning structure used for performing axial positioning on the second ultrathin bearing is arranged between the rotating shaft and the bottom casing. Compared with the prior art, the flat motor used for the subway door operator of the utility model has the advantages of more reasonable design, and firmness in rotating shaft axial fixation.
Description
Technical field
The utility model belongs to subway door machine accessory technical field, especially relates to a kind of subway door machine platypelloid type motor.
Background technology
Subway: specially refer to operate to main city railway system or rapid transit system (RTS) underground.Every joint compartment of subway all has at least one door, and the automatic open and close of door are to realize by opening/closing system, and in this system, drive motors is an important components, the open and close of its control gate, drive motors generally comprises casing, is provided with stator, rotor and rotating shaft in casing, but, there is following defective in existing drive motors: the rotating shaft axial restraint is not firm, occurs the axial endplay phenomenon easily, in addition, its manufacturing cost of existing drive motors is higher, and production efficiency is lower.
For this reason, people have carried out long-term exploration, have proposed various solutions.For example, Chinese patent literature discloses a kind of novel subway underground station shield door [application number: 200620023107.9], and it comprises several fixed gates, dodge gate, termination door and dodge gate switching mechanism; Dodge gate is corresponding with the door of railcar, each fixed gate comprises doorframe, is articulated in rotating shaft and the blade that can amplexiform mutually of fixedlying connected with rotating shaft on the doorframe, rotating shaft is positioned at the middle part of blade, the center line of rotating shaft is positioned at same plane, each rotating shaft is connected with a drive unit, blade can amplexiform closure mutually under the drive of drive unit, also can open different angles and ventilate.Above-mentioned scheme has been improved prior art to a certain extent, but at least also there is following defective in the motor of this scheme: the easy axial endplay of rotating shaft, reduced the stability that Men Kaiyu opens virtually, and in addition, the structure of this motor is comparatively complicated, and manufacturing cost is higher.
The utility model content
The purpose of this utility model is at the problems referred to above, provides a kind of rotating shaft axial restraint firm, simple in structure and subway door machine platypelloid type motor that cost is low.
For achieving the above object, the utility model has adopted following technical proposal: this subway door machine comprises electric machine casing with the platypelloid type motor, in electric machine casing, be provided with stator and the rotating shaft that is arranged in the stator, in rotating shaft rotor is arranged fixedly, described rotating shaft and electric machine casing axial location and circumferentially be rotationally connected, it is characterized in that, it is uncovered that described electric machine casing is an end, the other end has drain pan, opening end at electric machine casing is provided with end cap, be provided with sealing ring between described electric machine casing and the end cap, be respectively equipped with the first ultra-thin bearing and the second ultra-thin bearing at the two ends of rotating shaft, be provided with between described rotating shaft and the end cap for first axial positioning structure with the described first ultra-thin bearing axial location, between rotating shaft and drain pan, be provided with for second axial positioning structure with the described second ultra-thin bearing axial location.Obviously, the utility model design is more reasonable, simple in structure and easy manufacturing, and in addition, the rotating shaft axial restraint is firm, is difficult for the axial endplay phenomenon takes place, and guarantees the stability that Men Kaiyu opens, and is easy to apply.
Use in the platypelloid type motor at above-mentioned subway door machine, described first axial positioning structure comprises first positioning step that is arranged in the rotating shaft, described first ultra-thin bearing one end abuts on first positioning step, and the other end is against on first blocking surface of end cap by first stop washer that is enclosed within the rotating shaft; Described second axial positioning structure comprises second positioning step that is arranged in the rotating shaft, and described second ultra-thin bearing one end abuts on second positioning step, and the other end is against on second blocking surface of drain pan by second stop washer that is enclosed within the rotating shaft.First stop washer here is resisted against on the inner ring of the first ultra-thin bearing, and second stop washer is resisted against on the inner ring of the second ultra-thin bearing.
Use in the platypelloid type motor at above-mentioned subway door machine, the opening end of described electric machine casing has some turning up and the equally distributed first limit ear of circumference, have the some and described first limit ear second limit ear of corresponding setting one by one at end cap, be connected by bolt between the described first limit ear and the second limit ear.
Use in the platypelloid type motor at above-mentioned subway door machine, described rotating shaft is provided with the keyway that is positioned at its clutch end.
Compared with prior art, this subway door machine is with the advantage of platypelloid type motor: it is more reasonable to design, simple in structure and easy manufacturing, in addition, the rotating shaft axial restraint is firm, is difficult for taking place the axial endplay phenomenon, guarantee the stability that Men Kaiyu opens, be easy to apply.
Description of drawings
Fig. 1 is the structural representation that the utility model provides.
Among the figure, electric machine casing 1, the first limit ear 1a, drain pan 11, the second blocking surface 11a, end cap 12, the first blocking surface 12a, the second limit ear 12b, stator 2, rotating shaft 3, the first ultra-thin bearing 3a, the second ultra-thin bearing 3b, first positioning step 31, first stop washer 32, second positioning step 33, second stop washer 34, rotor 4, sealing ring 5, bolt a, keyway b.
Embodiment
The utility model is described in more detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, this subway door machine comprises electric machine casing 1 with the platypelloid type motor, in electric machine casing 1, be provided with stator 2 and the rotating shaft 3 that is arranged in the stator 2, in rotating shaft 3 rotor 4 is arranged fixedly, described rotating shaft 3 is with electric machine casing 1 axial location and circumferentially be rotationally connected, be provided with the keyway b that is positioned at its clutch end in rotating shaft 3, it is uncovered that this electric machine casing 1 is an end, the other end has drain pan 11, opening end at electric machine casing 1 is provided with end cap 12, be provided with sealing ring 5 between described electric machine casing 1 and the end cap 12, be respectively equipped with the first ultra-thin bearing 3a and the second ultra-thin bearing 3b at the two ends of rotating shaft 3, be provided with between described rotating shaft 3 and the end cap 12 for first axial positioning structure with the described first ultra-thin bearing 3a axial location, between rotating shaft 3 and drain pan 11, be provided with for second axial positioning structure with the described second ultra-thin bearing 3b axial location.Obviously, the present embodiment design is more reasonable, simple in structure and easy manufacturing, and in addition, the rotating shaft axial restraint is firm, is difficult for the axial endplay phenomenon takes place, and guarantees the stability that Men Kaiyu opens, and is easy to apply, and meets the trend of current social technical development.
Specifically, first axial positioning structure of present embodiment comprises first positioning step 31 that is arranged in the rotating shaft 3, described first ultra-thin bearing 3a one end abuts on first positioning step 31, and the other end is against on the first blocking surface 12a of end cap 12 by first stop washer 32 that is enclosed within the rotating shaft 3; Described second axial positioning structure comprises second positioning step 33 that is arranged in the rotating shaft 3, described second ultra-thin bearing 3b one end abuts on second positioning step 33, and the other end is against on the second blocking surface 11a of drain pan 11 by second stop washer 34 that is enclosed within the rotating shaft 3.Prioritization scheme, first stop washer 32 here is resisted against on the inner ring of the first ultra-thin bearing 3a, and second stop washer 34 is resisted against on the inner ring of the second ultra-thin bearing 3b.
In addition, opening end at electric machine casing 1 has some turning up and the equally distributed first limit ear 1a of circumference, have the some and described first limit ear 1a second limit ear 12b of corresponding setting one by one at end cap 12, be connected by bolt a between the described first limit ear 1a and the second limit ear 12b.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used electric machine casing 1, the first limit ear 1a, drain pan 11, the second blocking surface 11a, end cap 12, the first blocking surface 12a, the second limit ear 12b, stator 2, rotating shaft 3, the first ultra-thin bearing 3a, the second ultra-thin bearing 3b, first positioning step 31, first stop washer 32, second positioning step 33, second stop washer 34, rotor 4, sealing ring 5, terms such as bolt a, keyway b morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (4)
1. subway door machine platypelloid type motor, comprise electric machine casing (1), in electric machine casing (1), be provided with stator (2) and be arranged in rotating shaft (3) in the stator (2), in rotating shaft (3) rotor (4) is arranged fixedly, described rotating shaft (3) and electric machine casing (1) axial location and circumferentially be rotationally connected, it is characterized in that, it is uncovered that described electric machine casing (1) is an end, the other end has drain pan (11), opening end at electric machine casing (1) is provided with end cap (12), be provided with sealing ring (5) between described electric machine casing (1) and the end cap (12), be respectively equipped with the first ultra-thin bearing (3a) and the second ultra-thin bearing (3b) at the two ends of rotating shaft (3), be provided with between described rotating shaft (3) and the end cap (12) for first axial positioning structure with described first ultra-thin bearing (3a) axial location, between rotating shaft (3) and drain pan (11), be provided with for second axial positioning structure with described second ultra-thin bearing (3b) axial location.
2. subway door machine platypelloid type motor according to claim 1, it is characterized in that, described first axial positioning structure comprises first positioning step (31) that is arranged in the rotating shaft (3), the described first ultra-thin bearing (3a) end abuts on first positioning step (31), the other end is against on first blocking surface (12a) of end cap (12) by first stop washer (32) that is enclosed within the rotating shaft (3), and described first stop washer (32) is resisted against on the inner ring of the first ultra-thin bearing (3a); Described second axial positioning structure comprises second positioning step (33) that is arranged in the rotating shaft (3), the described second ultra-thin bearing (3b) end abuts on second positioning step (33), the other end is against on second blocking surface (11a) of drain pan (11) by second stop washer (34) that is enclosed within the rotating shaft (3), and described second stop washer (34) is resisted against on the inner ring of the second ultra-thin bearing (3b).
3. subway door machine platypelloid type motor according to claim 1 and 2, it is characterized in that, the opening end of described electric machine casing (1) has some turning up and the equally distributed first limit ear (1a) of circumference, have the some and described first limit ear (1a) the second limit ear (12b) of corresponding setting one by one at end cap (12), be connected by bolt (a) between the described first limit ear (1a) and the second limit ear (12b).
4. subway door machine platypelloid type motor according to claim 1 and 2 is characterized in that, described rotating shaft (3) is provided with the keyway (b) that is positioned at its clutch end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320255490 CN203219082U (en) | 2013-05-10 | 2013-05-10 | Flat motor used for subway door operator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320255490 CN203219082U (en) | 2013-05-10 | 2013-05-10 | Flat motor used for subway door operator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203219082U true CN203219082U (en) | 2013-09-25 |
Family
ID=49208583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320255490 Expired - Fee Related CN203219082U (en) | 2013-05-10 | 2013-05-10 | Flat motor used for subway door operator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203219082U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103219822A (en) * | 2013-05-10 | 2013-07-24 | 海宁市巨洋智能科技开发有限公司 | Flat motor for metro portal crane |
| CN106998112A (en) * | 2017-05-24 | 2017-08-01 | 广东威灵电机制造有限公司 | Motor and air conditioner |
-
2013
- 2013-05-10 CN CN 201320255490 patent/CN203219082U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103219822A (en) * | 2013-05-10 | 2013-07-24 | 海宁市巨洋智能科技开发有限公司 | Flat motor for metro portal crane |
| CN106998112A (en) * | 2017-05-24 | 2017-08-01 | 广东威灵电机制造有限公司 | Motor and air conditioner |
| CN106998112B (en) * | 2017-05-24 | 2024-04-26 | 广东威灵电机制造有限公司 | Motor and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20140510 |