CN111934486B - Axial flow motor device for subway - Google Patents
Axial flow motor device for subway Download PDFInfo
- Publication number
- CN111934486B CN111934486B CN202010496781.3A CN202010496781A CN111934486B CN 111934486 B CN111934486 B CN 111934486B CN 202010496781 A CN202010496781 A CN 202010496781A CN 111934486 B CN111934486 B CN 111934486B
- Authority
- CN
- China
- Prior art keywords
- annular columnar
- inverted arch
- coupling
- stopping
- annular
- 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.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
An axial flow motor device for a subway comprises a motor of a low-noise subway small-sized axial flow fan with a knife-shaped blade, wherein a motor output shaft is arranged on the motor and is connected with a transmission shaft through a coupler; the coupler comprises a first annular columnar sleeve joint part, one end of an output shaft of the motor is welded with the first annular columnar sleeve joint part, a plurality of first inverted arch-shaped coupling ports are formed in the peripheral surface surrounding the first annular columnar sleeve joint part, and screws for stopping are arranged in the first inverted arch-shaped coupling ports of the first annular columnar sleeve joint part; the small-size axial fan of sword type blade low noise subway that has effectively avoided among the prior art combines other structures to be used for the ring column of the shaft coupling that links to each other between the head of motor output shaft and the head of transmission shaft cup joints the piece and ring column and cup joints when the piece is unfavorable for the split, can only carry out the split via cutting screw, consuming time and wasting effort, the not good defect of suitability.
Description
Technical Field
The invention belongs to the technical field of subways and also belongs to the technical field of axial flow motors, and particularly relates to an axial flow motor device for subways.
Background
The axial flow fan is widely applied to the subway, namely, the axial flow fan is used for air flow in the same direction as the axis of the fan blade, such as an electric fan, and an air conditioner external unit fan is an axial flow type running fan. The "axial flow" is so called because the gas flows parallel to the fan axis. Axial flow fans are typically used in applications where flow requirements are high and pressure requirements are low. The axial fan fixes the position and moves the air. The axial flow fan mainly comprises a fan impeller and a casing, and is simple in structure but high in data requirement. At present, a low-noise subway small-sized axial flow fan with knife-shaped blades comprises a barrel body, wherein a motor is arranged in an inner barrel body, a motor output shaft is arranged on the motor, and the motor output shaft is connected with a transmission shaft through a coupling.
The coupler is used for connecting the head of the motor output shaft with the head of the transmission shaft; the connecting port is arranged on the side wall of the annular columnar sleeve joint piece, the screw is arranged through the connecting port, the pair of annular columnar sleeve joint pieces are connected through the screw and the connecting port, the output shaft of the motor can be connected with the transmission shaft, and the annular columnar sleeve joint piece is firmly connected in the current mode.
Disclosure of Invention
In order to solve the problems, the invention provides an axial flow motor device for a subway, which effectively overcomes the defects that in the prior art, when a ring-column-shaped sleeve piece and a ring-column-shaped sleeve piece of a coupler used for connecting a head part of a motor output shaft and a head part of a transmission shaft of a knife-type blade low-noise subway small-sized axial flow fan are not beneficial to splitting, splitting can be performed only through a cutting screw, time and labor are consumed, and the applicability is poor.
In order to overcome the defects in the prior art, the invention provides a solution for an axial flow motor device for a subway, which comprises the following specific steps:
an axial flow motor device for a subway comprises a motor of a low-noise subway small-sized axial flow fan with a knife-shaped blade, wherein a motor output shaft is arranged on the motor and is connected with a transmission shaft through a coupler;
the coupler comprises a first annular columnar socket piece 3, one end of a motor output shaft 2 is welded with the first annular columnar socket piece 3, a plurality of first inverted arch-shaped connecting ports 4 are formed in the peripheral surface surrounding the first annular columnar socket piece 3, screws 5 for stopping are arranged in the first inverted arch-shaped connecting ports 4 at the positions of the first annular columnar socket piece 3, a second annular columnar socket piece 7 is arranged at one side, farther away from the motor output shaft 2, of the first annular columnar socket piece 3, a plurality of stopping plates 6 for connection are fixedly connected to one side wall, close to the second annular columnar socket piece 7, of the first annular columnar socket piece 3, a transmission shaft 10 is welded to one side, farther away from the first annular columnar socket piece 3, of the second annular columnar socket piece 7, one side wall, close to the first annular columnar socket piece 3, is provided with a plurality of stopping ports 9 for connection, a plurality of second inverted arch-shaped coupling ports 8 are opened around the outer circumferential surface of the second annular cylindrical socket 7.
Furthermore, the shape and size of the first inverted arch-shaped coupling ports 4 on the first annular columnar socket piece 3 are consistent with the shape and size of the second inverted arch-shaped coupling ports 8 on the second annular columnar socket piece 7, and in addition, the number of the first inverted arch-shaped coupling ports 4 on the first annular columnar socket piece 3 is consistent with the number of the second inverted arch-shaped coupling ports 8 on the second annular columnar socket piece 7 and the positions of the first inverted arch-shaped coupling ports and the second inverted arch-shaped coupling ports are opposite to each other one by one.
Furthermore, the end of each screw 5 for stopping, which is farther from the motor output shaft 2, penetrates through the second inverted arch-shaped coupling port 8 opposite to the second annular cylindrical sleeve 7 and is screwed with a nut 21, in addition, each nut 21 is connected with the second annular cylindrical sleeve 7, and the transverse span of each screw 5 for stopping is higher than the sum of the transverse span of the first annular cylindrical sleeve 3 and the transverse span of the second annular cylindrical sleeve 7.
Furthermore, the number of the stop plates 6 for connection on the first annular cylindrical sleeve 3 is the same as the number of the stop ports 9 for connection on the second annular cylindrical sleeve 7, and the stop plates 6 for connection are embedded in the corresponding stop ports 9 for connection.
Further, the shape and size of the motor output shaft 2 are consistent with those of the transmission shaft 10, and the first inverted arch-shaped coupling port 4 and the second inverted arch-shaped coupling port 8 can be combined with the screw 5 for stopping in a transition fit manner.
Further, each of the stop plates 6 for coupling is triangular prism-shaped, and each of the stop openings 9 for coupling is triangular prism-shaped.
Further, the stop plate 6 for coupling and the stop mouth 9 for coupling can be combined in a transition fit manner.
In detail, when the motor output shaft and the transmission shaft are assembled, the positions of a plurality of stop plates 6 for connection on the side wall of the first annular columnar socket piece 3 and a plurality of stop ports 9 for connection on the side wall of the second annular columnar socket piece 7 are opposite one by one, then the plurality of stop plates 6 for connection on the side wall of the first annular columnar socket piece 3 are respectively embedded into the plurality of stop ports 9 for connection on the side wall of the second annular columnar socket piece 7 until the side wall of the first annular columnar socket piece 3 close to the transmission shaft 10 and the side wall of the second annular columnar socket piece 7 close to the motor output shaft 2 are connected, screws 5 for stopping are sequentially penetrated through a first inverted arch-shaped connecting port 4 formed on the first annular socket piece 3 and a second inverted arch-shaped connecting port 8 formed on the second annular columnar socket piece 7, a screw nut 21 and the screws 5 for stopping are penetrated through the screw joint of a second inverted arch-shaped connecting port 8 formed on the second annular columnar socket piece 7, the nut 21 is connected with the second annular columnar socket piece 7, and the stop connection of the first annular columnar socket piece 3 and the second annular columnar socket piece 7 is executed through the combined application of the first inverted arch-shaped connecting port 4, the second inverted arch-shaped connecting port 8, the screw 5 for stopping the position and the nut 21;
when the screw is required to be detached, the nuts 21 on the screws 5 for stopping are unscrewed, the screws 5 for stopping are pulled out from the first inverted arch-shaped connecting ports 4 through the second inverted arch-shaped connecting ports 8, and the stopping plates 6 for connecting on the side wall of the first annular columnar sleeving piece 3 are pulled out from the stopping ports 9 for connecting on the side wall of the second annular columnar sleeving piece 7.
Further, if the nut 21 of the screw 5 for stopping is rusted and cannot be screwed during the disassembly, the screw 5 for stopping is knocked in the outer circumferential direction through the middle of the second annular columnar socket 7, and the screw 5 for stopping is knocked in the outer circumferential direction through the middle of the first annular columnar socket 3, so that the screw 5 for stopping is pushed out of the first inverted arch-shaped coupling port 4 and the second inverted arch-shaped coupling port 8.
The invention has the beneficial effects that:
the invention can strengthen the firmness when the first annular columnar sleeve joint piece is connected with the second annular columnar sleeve joint piece through the plurality of stop plates for connection arranged on the side wall of the first annular columnar sleeve joint piece and the plurality of stop ports for connection arranged on the side wall of the second annular columnar sleeve joint piece, is favorable for disassembly and assembly through the combination of the screws for stopping and the first inverted arch-shaped connecting port on the first annular columnar sleeve joint piece and the second inverted arch-shaped connecting port on the second annular columnar sleeve joint piece, is favorable for disassembly due to the condition that a screw nut on the screw for stopping is rusted and cannot be screwed, does not need to damage the screw for stopping, and has excellent applicability and compatibility.
Drawings
FIG. 1 is a schematic view of a first annular cylindrical socket of the present invention.
Fig. 2 is a schematic view of a second annular cylindrical socket of the present invention.
Fig. 3 is an edge half view of a first annular cylindrical socket of the present invention.
Fig. 4 is a side half view of a second annular cylindrical socket of the present invention.
Detailed Description
The invention will be further described with reference to the following figures and examples.
Example 1:
as shown in fig. 1-4, the axial flow motor device for the subway comprises a blade-type blade low-noise subway small-sized axial flow fan, the blade-type blade low-noise subway small-sized axial flow fan comprises a cylinder, the cylinder comprises an outer cylinder and an inner cylinder, the outer cylinder is arranged on the periphery of the inner cylinder, a motor of the blade-type blade low-noise subway small-sized axial flow fan is arranged in the inner cylinder, the motor is fixed in the inner cylinder through a motor base, a motor output shaft is arranged on the motor, the motor output shaft is connected with a transmission shaft through a coupler, a hub disc is arranged at the end, far away from the motor, of the transmission shaft, a hub is arranged on the hub disc, and blades are arranged on the periphery of the hub. And a connecting rib plate is connected between the outer cylinder body and the inner cylinder body. The inner wall of the inner cylinder body is provided with a silencing pad. The sides of the outer cylinder body and the inner cylinder body, which are far away from the motor, are provided with air guide ports; this axial fan small in size, the transport of being convenient for and placing, it is effectual to inhale the sound, reduces the influence that vibrations brought, and the input cost is low, and work efficiency is high, can apply to the subway tunnel. .
The coupler comprises a first annular columnar socket piece 3, one end of a motor output shaft 2 is welded with the first annular columnar socket piece 3, a plurality of first inverted arch-shaped connecting ports 4 are formed in the peripheral surface surrounding the first annular columnar socket piece 3, screws 5 for stopping are arranged in the first inverted arch-shaped connecting ports 4 at the positions of the first annular columnar socket piece 3, a second annular columnar socket piece 7 is arranged at one side, farther away from the motor output shaft 2, of the first annular columnar socket piece 3, a plurality of stopping plates 6 for connection are fixedly connected to one side wall, close to the second annular columnar socket piece 7, of the first annular columnar socket piece 3, a transmission shaft 10 is welded to one side, farther away from the first annular columnar socket piece 3, of the second annular columnar socket piece 7, one side wall, close to the first annular columnar socket piece 3, is provided with a plurality of stopping ports 9 for connection, a plurality of second inverted arch-shaped coupling ports 8 are opened around the outer circumferential surface of the second annular cylindrical socket 7.
The shape and size of a plurality of first inverted arch-shaped coupling ports 4 on the first annular columnar sleeving piece 3 are consistent with the shape and size of a plurality of second inverted arch-shaped coupling ports 8 on the second annular columnar sleeving piece 7, and in addition, the number of the first inverted arch-shaped coupling ports 4 on the first annular columnar sleeving piece 3 is consistent with the number of the second inverted arch-shaped coupling ports 8 on the second annular columnar sleeving piece 7, and the positions of the first inverted arch-shaped coupling ports and the second inverted arch-shaped coupling ports are opposite one to one.
The end, which is farther away from the motor output shaft 2, of each screw 5 for stopping penetrates through a second inverted arch-shaped coupling port 8 opposite to the second annular columnar sleeve joint part 7 and is in threaded connection with a nut 21, the nuts 21 are connected with the second annular columnar sleeve joint part 7, and the transverse span of each screw 5 for stopping is higher than the sum of the transverse span of the first annular columnar sleeve joint part 3 and the transverse span of the second annular columnar sleeve joint part 7.
The number of the stop plates 6 for connection on the first annular cylindrical sleeve 3 is the same as that of the stop ports 9 for connection on the second annular cylindrical sleeve 7, the stop plates are opposite to each other, and the stop plates 6 for connection are embedded in the opposite stop ports 9 for connection.
The shape and size of the motor output shaft 2 are consistent with those of the transmission shaft 10, and the first inverted arch-shaped coupling port 4 and the second inverted arch-shaped coupling port 8 can be combined with the screw 5 for stopping in a transition fit mode.
Each of the coupling stop plates 6 is triangular prism-shaped, and each of the coupling stop openings 9 is triangular prism-shaped.
The stop plate 6 for coupling and the stop mouth 9 for coupling can be combined in a transition fit manner.
The first annular columnar sleeve joint part is provided with a plurality of stop plates for connection, the second annular columnar sleeve joint part is provided with a plurality of stop ports for connection, the reliability of the first annular columnar sleeve joint part when being connected with the second annular columnar sleeve joint part can be enhanced, the screws for stopping the positions and the combination application of the first inverted arch-shaped connecting port on the first annular columnar sleeve joint part and the second inverted arch-shaped connecting port on the second annular columnar sleeve joint part are favorable for disassembly and assembly, in addition, the screw nut on the screw for stopping the positions is corroded to be incapable of being screwed, the disassembly is favorable, the screw for stopping the positions is not required to be damaged, and the screw for stopping the positions has excellent applicability and compatibility.
Example 2:
the utility model provides an axial flow motor device for subway, it includes the small-size axial fan of sword type blade low noise subway, and the small-size axial fan of sword type blade low noise subway includes the barrel, the barrel includes outer barrel and interior barrel, outer barrel is located interior barrel periphery, the motor of the small-size axial fan of sword type blade low noise subway is being set up in the interior barrel, it is internal that the motor is fixed in the inner tube via the motor cabinet, set up the motor output shaft on the motor, the motor output shaft links to each other the transmission shaft via the shaft coupling, the transmission shaft is kept away from the motor end and is being set up hub disc, set up wheel hub on the wheel hub disc, wheel hub periphery is setting up the blade. And a connecting rib plate is connected between the outer cylinder body and the inner cylinder body. The inner wall of the inner cylinder body is provided with a silencing pad. The sides of the outer cylinder body and the inner cylinder body, which are far away from the motor, are provided with air guide ports; this axial fan small in size, the transport of being convenient for and placing, it is effectual to inhale the sound, reduces the influence that vibrations brought, and the input cost is low, and work efficiency is high, can apply to the subway tunnel. .
The coupler comprises a first annular columnar socket piece 3, one end of a motor output shaft 2 is welded with the first annular columnar socket piece 3, a plurality of first inverted arch-shaped connecting ports 4 are formed in the peripheral surface surrounding the first annular columnar socket piece 3, screws 5 for stopping are arranged in the first inverted arch-shaped connecting ports 4 at the positions of the first annular columnar socket piece 3, a second annular columnar socket piece 7 is arranged at one side, farther away from the motor output shaft 2, of the first annular columnar socket piece 3, a plurality of stopping plates 6 for connection are fixedly connected to one side wall, close to the second annular columnar socket piece 7, of the first annular columnar socket piece 3, a transmission shaft 10 is welded to one side, farther away from the first annular columnar socket piece 3, of the second annular columnar socket piece 7, one side wall, close to the first annular columnar socket piece 3, is provided with a plurality of stopping ports 9 for connection, a plurality of second inverted arch-shaped coupling ports 8 are opened around the outer circumferential surface of the second annular cylindrical socket 7.
The shape and size of a plurality of first inverted arch-shaped coupling ports 4 on the first annular columnar sleeving piece 3 are consistent with the shape and size of a plurality of second inverted arch-shaped coupling ports 8 on the second annular columnar sleeving piece 7, and in addition, the number of the first inverted arch-shaped coupling ports 4 on the first annular columnar sleeving piece 3 is consistent with the number of the second inverted arch-shaped coupling ports 8 on the second annular columnar sleeving piece 7, and the positions of the first inverted arch-shaped coupling ports and the second inverted arch-shaped coupling ports are opposite one to one.
The end, which is farther away from the motor output shaft 2, of each screw 5 for stopping penetrates through a second inverted arch-shaped coupling port 8 opposite to the second annular columnar sleeve joint part 7 and is in threaded connection with a nut 21, the nuts 21 are connected with the second annular columnar sleeve joint part 7, and the transverse span of each screw 5 for stopping is higher than the sum of the transverse span of the first annular columnar sleeve joint part 3 and the transverse span of the second annular columnar sleeve joint part 7.
The number of the stop plates 6 for connection on the first annular cylindrical sleeve 3 is the same as that of the stop ports 9 for connection on the second annular cylindrical sleeve 7, the stop plates are opposite to each other, and the stop plates 6 for connection are embedded in the opposite stop ports 9 for connection.
The shape and size of the motor output shaft 2 are consistent with those of the transmission shaft 10, and the first inverted arch-shaped coupling port 4 and the second inverted arch-shaped coupling port 8 can be combined with the screw 5 for stopping in a transition fit mode.
Each of the coupling stop plates 6 is triangular prism-shaped, and each of the coupling stop openings 9 is triangular prism-shaped.
The stop plate 6 for coupling and the stop mouth 9 for coupling can be combined in a transition fit manner.
In detail, when the motor output shaft and the transmission shaft are assembled, the positions of a plurality of stop plates 6 for connection on the side wall of the first annular columnar socket piece 3 and a plurality of stop ports 9 for connection on the side wall of the second annular columnar socket piece 7 are opposite one by one, then the plurality of stop plates 6 for connection on the side wall of the first annular columnar socket piece 3 are respectively embedded into the plurality of stop ports 9 for connection on the side wall of the second annular columnar socket piece 7 until the side wall of the first annular columnar socket piece 3 close to the transmission shaft 10 and the side wall of the second annular columnar socket piece 7 close to the motor output shaft 2 are connected, screws 5 for stopping are sequentially penetrated through a first inverted arch-shaped connecting port 4 formed on the first annular socket piece 3 and a second inverted arch-shaped connecting port 8 formed on the second annular columnar socket piece 7, a screw nut 21 and the screws 5 for stopping are penetrated through the screw joint of a second inverted arch-shaped connecting port 8 formed on the second annular columnar socket piece 7, the nut 21 is connected with the second annular columnar socket piece 7, and the stop connection of the first annular columnar socket piece 3 and the second annular columnar socket piece 7 is executed through the combined application of the first inverted arch-shaped connecting port 4, the second inverted arch-shaped connecting port 8, the screw 5 for stopping the position and the nut 21;
when the screw is required to be detached, the nuts 21 on the screws 5 for stopping are unscrewed, the screws 5 for stopping are pulled out from the first inverted arch-shaped connecting ports 4 through the second inverted arch-shaped connecting ports 8, and the stopping plates 6 for connecting on the side wall of the first annular columnar sleeving piece 3 are pulled out from the stopping ports 9 for connecting on the side wall of the second annular columnar sleeving piece 7.
If the nut 21 of the screw 5 for stopping is rusted and can not be screwed during the disassembly, the screw 5 for stopping is knocked towards the outer periphery direction through the middle part of the second annular columnar socket piece 7, and the screw 5 for stopping is knocked towards the outer periphery direction through the middle part of the first annular columnar socket piece 3, so that the screw 5 for stopping is pushed out of the first inverted arch-shaped connecting port 4 and the second inverted arch-shaped connecting port 8.
The present invention has been described in an illustrative manner by the embodiments, and it should be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, but is capable of various changes, modifications and substitutions without departing from the scope of the present invention.
Claims (8)
1. An axial flow motor device for a subway is characterized by comprising a motor of a low-noise subway small-sized axial flow fan with a knife-shaped blade, wherein a motor output shaft is arranged on the motor and is connected with a transmission shaft through a coupler;
the coupling comprises a first annular columnar sleeve piece, one end of the output shaft of the motor is welded with the first annular columnar sleeve piece, a plurality of first inverted arch-shaped coupling ports are arranged on the peripheral surface surrounding the first annular columnar socket piece, the first annular columnar socket pieces are positioned in a plurality of first inverted arch-shaped connecting ports and are provided with screws for stopping positions, a second annular columnar sleeve joint piece is arranged on the side of the first annular columnar sleeve joint piece farther away from the output shaft of the motor, a plurality of stop plates for connection are fixedly connected to one side wall of the first annular columnar sleeve joint close to the second annular columnar sleeve joint, the transmission shaft is welded on the side of the second annular columnar socket joint piece, which is farther away from the first annular columnar socket joint piece, a plurality of stop ports for connection are formed in the side wall of the second annular columnar sleeve joint close to the first annular columnar sleeve joint, and a plurality of second inverted arch-shaped connecting ports are formed in the peripheral surface of the second annular columnar sleeve joint in a surrounding manner;
the shape and size of a plurality of first inverted arch-shaped connecting ports on the first annular columnar socket piece are consistent with the shape and size of a plurality of second inverted arch-shaped connecting ports on the second annular columnar socket piece, and in addition, the number of the first inverted arch-shaped connecting ports on the first annular columnar socket piece is consistent with the number of the second inverted arch-shaped connecting ports on the second annular columnar socket piece and the positions of the first inverted arch-shaped connecting ports and the second inverted arch-shaped connecting ports on the second annular columnar socket piece are opposite one to one.
2. The axial-flow motor device for the subway as claimed in claim 1, wherein each of said screws for stopping is further from the motor output shaft than the other end thereof penetrates through the opposite second inverted arch-shaped coupling port of the second cylindrical socket and is screwed with a nut, and each of said nuts is connected to said second cylindrical socket, and the transverse span of each of said screws for stopping is higher than the sum of the transverse span of the first cylindrical socket and the transverse span of the second cylindrical socket.
3. The axial flow motor device for a subway according to claim 1, wherein the number of the stopper plates for coupling on the first annular cylindrical socket member is the same as the number of the stopper ports for coupling on the second annular cylindrical socket member and the positions of the stopper plates for coupling are opposite to each other, and the stopper plates for coupling are embedded in the opposite stopper ports for coupling.
4. The axial flow motor apparatus for a subway as claimed in claim 1, wherein said motor output shaft has a shape and size identical to those of said transmission shaft, and said first and second inverted arched coupling ports are combined with said screw for stopping in a transition fit manner.
5. The axial-flow motor apparatus for a subway according to claim 1, wherein each of said coupling stopper plates is in a shape of a triangular prism, and each of said coupling stopper holes is in a shape of a triangular prism.
6. The axial-flow motor apparatus for a subway as claimed in claim 1, wherein said stop plate for coupling and said stop mouth for coupling can be combined in a transition fit manner.
7. The axial-flow motor apparatus for subway according to claim 1, wherein when said motor output shaft and said drive shaft are assembled, a plurality of said stop plates for coupling of said side wall of said first ringed cylindrical socket member and a plurality of said stop openings for coupling of said side wall of said second ringed cylindrical socket member are positioned in a one-to-one correspondence, then a plurality of said stop plates for coupling of said side wall of said first ringed cylindrical socket member are respectively inserted into a plurality of said stop openings for coupling of said side wall of said second ringed cylindrical socket member until said side wall of said first ringed cylindrical socket member close to said drive shaft and said side wall of said second ringed cylindrical socket member close to said motor output shaft are connected, each screw for stopping is sequentially passed through said first inverted arch-shaped coupling opening provided on said first ringed cylindrical socket member and said second inverted arch-shaped coupling opening provided on said second ringed cylindrical socket member, and said screw for stopping is passed through said screw-threaded connection of said second inverted arch-shaped coupling opening provided on said second ringed cylindrical socket member, connecting the screw nut with the second annular columnar sleeve joint part, and performing stop connection of the first annular columnar sleeve joint part and the second annular columnar sleeve joint part through combined application of the first inverted arch-shaped connecting port, the second inverted arch-shaped connecting port, the screw for stopping the position and the screw nut;
when the screw is required to be disassembled, the nuts on the screws for stopping are unscrewed and separated, the screws for stopping are pulled out from the first inverted arch-shaped connecting port through the second inverted arch-shaped connecting port, and the stopping plates for connection on the side wall of the first annular columnar sleeve joint part are pulled out from the stopping ports for connection on the side wall of the second annular columnar sleeve joint part.
8. The axial-flow motor apparatus for subway according to claim 1, wherein if the nut of the screw for stopping is rusted and cannot be screwed during the disassembling, the screw for stopping is struck toward the outer circumference direction through the middle of the second annular cylindrical socket, and the screw for stopping is struck toward the outer circumference direction through the middle of the first annular cylindrical socket, so that the screw for stopping is pushed out of the first inverted arch-shaped coupling port and the second inverted arch-shaped coupling port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010496781.3A CN111934486B (en) | 2020-07-02 | 2020-07-02 | Axial flow motor device for subway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010496781.3A CN111934486B (en) | 2020-07-02 | 2020-07-02 | Axial flow motor device for subway |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111934486A CN111934486A (en) | 2020-11-13 |
| CN111934486B true CN111934486B (en) | 2021-11-05 |
Family
ID=73317045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010496781.3A Active CN111934486B (en) | 2020-07-02 | 2020-07-02 | Axial flow motor device for subway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111934486B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767574A (en) * | 2012-07-18 | 2012-11-07 | 无锡市华利达机电制造有限公司 | Upright column guide type shaft coupling |
| CN202732735U (en) * | 2011-03-29 | 2013-02-13 | 株式会社椿艾默生 | Disconnection structure of coupler |
| CN205401197U (en) * | 2016-02-26 | 2016-07-27 | 浙江兴益风机电器有限公司 | Low noise axial -flow fan |
| CN205685255U (en) * | 2016-06-24 | 2016-11-16 | 大唐黄岛发电有限责任公司 | Silence Process formula axial flow type fan impeller tool special for dismounting |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0684666B2 (en) * | 1991-10-16 | 1994-10-26 | スワン商事株式会社 | Handrail support device |
| CN201291436Y (en) * | 2008-11-25 | 2009-08-19 | 上海宝钢设备检修有限公司 | Combined tool for alignment of dental formula transmission apparatus and disassembly of shaft joint |
| CN102840162A (en) * | 2011-06-20 | 2012-12-26 | 江苏万丰船用设备制造有限公司 | Keyless shaft joint |
| CN203509502U (en) * | 2013-11-20 | 2014-04-02 | 安徽恒源煤电股份有限公司 | Device for disassembling hydraulic bracket of suspended top beam |
| CN103692325B (en) * | 2014-01-08 | 2016-02-10 | 安徽理工大学 | A kind of inner-walls of duct automatic rust-removing paint spraying apparatus |
| CN205001399U (en) * | 2015-09-28 | 2016-01-27 | 攀钢集团工程技术有限公司 | Biax cover shaft coupling |
| TWI661909B (en) * | 2017-02-17 | 2019-06-11 | 胡厚飛 | Penetrating electric ratchet wrench and using method thereof |
| CN207879678U (en) * | 2018-01-16 | 2018-09-18 | 昆明钢铁集团有限责任公司 | A kind of efficient sealed water pump |
| CN109531968B (en) * | 2018-10-26 | 2020-09-15 | 海安亚鼎机电制造有限公司 | Construction mode of escalator handrail |
-
2020
- 2020-07-02 CN CN202010496781.3A patent/CN111934486B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202732735U (en) * | 2011-03-29 | 2013-02-13 | 株式会社椿艾默生 | Disconnection structure of coupler |
| CN102767574A (en) * | 2012-07-18 | 2012-11-07 | 无锡市华利达机电制造有限公司 | Upright column guide type shaft coupling |
| CN205401197U (en) * | 2016-02-26 | 2016-07-27 | 浙江兴益风机电器有限公司 | Low noise axial -flow fan |
| CN205685255U (en) * | 2016-06-24 | 2016-11-16 | 大唐黄岛发电有限责任公司 | Silence Process formula axial flow type fan impeller tool special for dismounting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111934486A (en) | 2020-11-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101933724B1 (en) | A system for the construction of an axial fan | |
| US9790793B2 (en) | Gas turbine having damping clamp | |
| US10823179B2 (en) | Method of assembling a set of impellers through tie rods impeller and turbomachine | |
| US20120171052A1 (en) | Motor compressor system and method | |
| JP7215829B2 (en) | SHAFT COUPLING AND ROTATING DEVICE INCLUDING THE SHAFT COUPLING | |
| CN111934486B (en) | Axial flow motor device for subway | |
| CN105987018A (en) | Centrifugal fan with multiple groups of fan blades | |
| JP2014527598A (en) | Turbo compressor and use | |
| JP2018162789A (en) | Compressor for turbocharger | |
| CN205105014U (en) | Electric motor rotor iron core and motor | |
| WO2022052552A1 (en) | Fan and cleaning device | |
| RU2578070C2 (en) | Diagonal fan | |
| CN207634399U (en) | Quasi- zero clearance axial flow blower | |
| CN209838718U (en) | Fan and current collector thereof | |
| CN201771721U (en) | Suction silencer connecting piece of refrigerating compressor | |
| CN208651285U (en) | Coupling assembling and electric fan | |
| CN220646780U (en) | Stop valve for cutting off medium outside valve body | |
| CN212107318U (en) | Fan pipeline connecting piece capable of bearing force uniformly | |
| CN203856767U (en) | Highly positioned fan on oilless air compressor | |
| CN113738696B (en) | Backward centrifugal impeller and backward centrifugal ventilator comprising same | |
| KR20190074405A (en) | Apparatus for air intake duct of vehicle | |
| CN215861381U (en) | Spindle bearing assembling and disassembling structure of centrifugal air compressor | |
| JP2019047715A (en) | Motor, supercharger and assembly method of supercharger | |
| CN219932534U (en) | High-efficient heat dissipation shell of centrifugal fan | |
| CN216692479U (en) | Exempt from to beat spiral duct of pinhole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |