CN203979179U - A kind of coupling shaft for Y type standard electromotor - Google Patents
A kind of coupling shaft for Y type standard electromotor Download PDFInfo
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- CN203979179U CN203979179U CN201420449020.2U CN201420449020U CN203979179U CN 203979179 U CN203979179 U CN 203979179U CN 201420449020 U CN201420449020 U CN 201420449020U CN 203979179 U CN203979179 U CN 203979179U
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Abstract
The utility model discloses a kind of coupling shaft for Y type standard electromotor, this coupling shaft is the multidiameter shaft of 3 stops, by the large footpath section that diameter diminishes step by step from front to back, central diameter section and path section form, section end, large footpath is provided with motor axis hole, the motor shaft of Y type standard electromotor inserts motor axis hole and connects by enclasping type structure, Y type standard electromotor output terminal end face ring is provided with the boss of hoop around motor shaft, at motor shaft, insert after motor axis hole, the large footpath of coupling shaft section end face is resisted against on boss, in path section, be provided with impeller, described impeller was arranged in path section by keyway and coordinating of key, described central diameter section is provided with pump seal mechanism.Quite convenient when the utility model coupling shaft coordinates with motor and other equipment, do not need to use other assemblies, can realize direct cooperation, coordinating between the motor shaft of this structure and coupling shaft, running noise is little, good stability, almost not vibration.
Description
Technical field
The utility model belongs to motor shaft interconnection technique field, relates in particular to a kind of coupling shaft for Y type standard electromotor.
Background technique
Motor is the product that industry and other field are conventional, especially the effect producing in industrial products market can not be ignored, in commercial Application, there is too many power to need motor to produce, the rotation of motor so, and how to combine with other products, be the problem of a more complicated, at present more is to use coupling to connect motor.
Coupler structure needs more connected element, and cost is high, and installing space is larger, and like this from motor to product also through three different manufacturers produce, it is bad that product is connected, standard disunity.
Model utility content
Technical problem to be solved in the utility model is just to provide a kind of coupling shaft for Y type standard electromotor, is convenient to coordinate with motor, simple in structure, easy for installation.
For solving the problems of the technologies described above, the utility model adopts following technological scheme: a kind of coupling shaft for Y type standard electromotor, this coupling shaft is the multidiameter shaft of 3 stops, by the large footpath section that diameter diminishes step by step from front to back, central diameter section and path section form, section end, large footpath is provided with motor axis hole, the motor shaft of Y type standard electromotor inserts motor axis hole and connects by enclasping type structure, this enclasping type structure makes to rely between motor shaft and coupling shaft stiction transmission rotation and moment of torsion, Y type standard electromotor output terminal end face ring is provided with the boss of hoop around motor shaft, at motor shaft, insert after motor axis hole, the large footpath of coupling shaft section end face is resisted against on boss, the diameter range of motor axis hole is 19 to 75mm, the length range of motor axis hole is 41 to 141mm, in path section, be provided with impeller, described impeller was arranged in path section by keyway and coordinating of key, path section is provided with the screw head extending to rear side simultaneously, the diameter of described screw head is less than the diameter of path section, on described screw head, screw thread is combined with nut impeller is fixed, described central diameter section is provided with pump seal mechanism.
Preferably, described enclasping type structure comprises two socket head screws, on the section outer wall of described large footpath, be arranged side by side two locking screw pits, axially axial vertical with coupling shaft of described locking screw pit, described large footpath section outer wall correspondence locking screw pit top is provided with the heavy stand of an indent.
Preferably, described pump seal mechanism holds and mechanical seal in comprising.
Preferably, described locking screw hole size is M6 to M12, and the size of described screw head is M12 to M24.
Preferably, the diameter range of described central diameter section is 20 to 65mm, and the diameter range of described path section is 17 to 50mm, and the total length scope of described large footpath section and path section is 25 to 225mm, and the length range of described path section is 24 to 75mm.
Coupling shaft of the present utility model is provided with motor axis hole power supply arbor and inserts, and coupling shaft adopts enclasping type to be connected with motor shaft, utilizes stiction between motor shaft and coupling shaft to transmit and moves and moment of torsion.Quite convenient when therefore this coupling shaft coordinates with motor and other equipment, do not need to use other assemblies, can realize direct cooperation; In addition, coordinating between the motor shaft of this structure and coupling shaft, running noise is little, good stability, almost not vibration.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Fig. 1 is the structural representation of coupling shaft;
Fig. 2 is the cooperating structure schematic diagram of coupling shaft and Y type standard electromotor.
Embodiment
Below in conjunction with Fig. 1 and Fig. 2, illustrate embodiment of the present utility model.
A kind of coupling shaft for Y type standard electromotor, as shown in Figure 1, the multidiameter shaft that this coupling shaft 1 is 3 stops, by diameter diminishes step by step from front to back large footpath section 11, central diameter section 12 and path section 13, formed, section end, large footpath is provided with motor axis hole 111, in path section, be provided with keyway 131, path section is provided with the screw head 14 extending to rear side simultaneously, and the diameter of described screw head is less than the diameter of path section.
As shown in Figure 2, the motor shaft of Y type standard electromotor 2 inserts motor axis hole and connects by enclasping type structure, this enclasping type structure makes to rely between motor shaft and coupling shaft stiction transmission rotation and moment of torsion, Y type standard electromotor output terminal end face ring is provided with the boss 21 of hoop around motor shaft, at motor shaft, insert after motor axis hole, the large footpath of coupling shaft section end face is resisted against on boss 21, and described enclasping type structure comprises two socket head screws 15.As shown in Figure 1, in order to coordinate the installation of this socket head screw 15, on the section outer wall of described large footpath, be arranged side by side two locking screw pits 112 that screw in for socket head screw, described locking screw pit axially and coupling shaft axial vertical, the corresponding locking screw pit of described large footpath section outer wall top is provided with the heavy stand 113 of an indent, pretightening force by screw further increases the stiction between motor shaft and coupling shaft, screw head is finally positioned on heavy stand, make bolt head lower than the external diameter of large footpath section, prevent that coupling shaft rotation from causing unexpected injury, the 12 make-up machinery sealings 4 of central diameter section, mechanical seal 4 with in hold 3 composition pump seal mechanisms, reach the effect of seal fluid.
In path section, be provided with impeller 5, described impeller was arranged in path section by keyway 131 and coordinating of key 6, the transmission rotation of path section and moment of torsion do work to impeller, path section is provided with the screw head 14 extending to rear side simultaneously, the diameter of described screw head is less than the diameter of path section, on described screw head, screw thread is combined with nut impeller is fixed, and prevents that impeller 5 from producing axial displacement at work.
The Placement of the motor shaft of coupling shaft and Y type standard electromotor 2 is: motor shaft inserts motor axis hole 111, until boss 21 is adjacent to the end face of coupling shaft 1 large footpath section, fastening by socket head screw 15, motor axis hole 111 internal diameters are shunk, reach coupling shaft and be connected with the enclasping type of motor shaft, utilize stiction between motor shaft and coupling shaft to transmit motion and moment of torsion.
As shown in Figure 1, A, B are according to the common electric machine of Y type international standard or anti-explosion motor size design: the diameter A scope of motor axis hole is 19 to 75mm, the length B scope of motor axis hole is 41 to 141mm, locking screw hole size H is M6 to M12, and C, D, E, F, G design nonstandard size by product size in addition: concrete size is shown in that parameter arranges table.
| A | B | C | D | E | F | G | H |
| 19 | 41 | 20 | 86 | 17 | 24 | M12 | M6 |
| 24 | 51 | 20 | 98 | 17 | 24 | M12 | M8 |
| 28 | 61 | 25 | 112 | 22 | 32 | M12 | M8 |
| 38 | 81 | 35 | 142 | 25 | 36 | M16 | M10 |
| 42 | 111 | 35 | 172 | 30 | 43 | M16 | M10 |
| 48 | 111 | 45 | 180 | 35 | 50 | M16 | M12 |
| 55 | 111 | 55 | 195 | 40 | 57 | M20 | M12 |
| 60 | 141 | 55 | 220 | 40 | 57 | M24 | M12 |
| 60 | 141 | 55 | 220 | 45 | 65 | M24 | M12 |
| 65 | 141 | 55 | 225 | 45 | 65 | M24 | M12 |
| 75 | 140 | 65 | 25 | 50 | 75 | M24 | M12 |
As seen from the above table, the big or small G that states screw head is M12 to M24, and the diameter C scope of central diameter section is 20 to 65mm, and the diameter E scope of path section is 17 to 50mm, the total length D scope of large footpath section and path section is 25 to 225mm, and the length F scope of path section is 24 to 75mm.
Quite convenient when the utility model coordinates with motor and other equipment, do not need to use other assemblies, can realize direct cooperation; In addition, coordinating between the motor shaft of this structure and coupling shaft, running noise is little, good stability, almost not vibration.
Claims (5)
1. the coupling shaft for Y type standard electromotor, it is characterized in that: this coupling shaft (1) is the multidiameter shaft of 3 stops, by the large footpath section (11) that diameter diminishes step by step from front to back, central diameter section (12) and path section (13) form, section end, large footpath is provided with motor axis hole (111), the motor shaft of Y type standard electromotor (2) inserts motor axis hole and connects by enclasping type structure, this enclasping type structure makes to rely between motor shaft and coupling shaft stiction transmission rotation and moment of torsion, Y type standard electromotor output terminal end face ring is provided with the boss (21) of hoop around motor shaft, at motor shaft, insert after motor axis hole, the large footpath of coupling shaft section end face is resisted against on boss, the diameter range of motor axis hole is 19 to 75mm, the length range of motor axis hole is 41 to 141mm, in path section, be provided with impeller (5), described impeller was arranged in path section by keyway (131) and coordinating of key (6), path section is provided with the screw head (14) extending to rear side simultaneously, the diameter of described screw head is less than the diameter of path section, on described screw head, screw thread is combined with nut impeller is fixed, described central diameter section is provided with pump seal mechanism.
2. a kind of coupling shaft for Y type standard electromotor according to claim 1, it is characterized in that: described enclasping type structure comprises two socket head screws (15), on the section outer wall of described large footpath, be arranged side by side two locking screw pits (112), axially axial vertical with coupling shaft of described locking screw pit, described large footpath section outer wall correspondence locking screw pit top is provided with the heavy stand (113) of an indent.
3. a kind of coupling shaft for Y type standard electromotor according to claim 2, is characterized in that: during described pump seal mechanism comprises, hold (3) and mechanical seal (4).
4. a kind of coupling shaft for Y type standard electromotor according to claim 2, is characterized in that: described locking screw hole size is M6 to M12, and the size of described screw head is M12 to M24.
5. a kind of coupling shaft for Y type standard electromotor according to claim 1, it is characterized in that: the diameter range of described central diameter section is 20 to 65mm, the diameter range of described path section is 17 to 50mm, the total length scope of described large footpath section and path section is 25 to 225mm, and the length range of described path section is 24 to 75mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420449020.2U CN203979179U (en) | 2014-08-11 | 2014-08-11 | A kind of coupling shaft for Y type standard electromotor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420449020.2U CN203979179U (en) | 2014-08-11 | 2014-08-11 | A kind of coupling shaft for Y type standard electromotor |
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| CN203979179U true CN203979179U (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420449020.2U Active CN203979179U (en) | 2014-08-11 | 2014-08-11 | A kind of coupling shaft for Y type standard electromotor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265782A (en) * | 2014-08-11 | 2015-01-07 | 川源(中国)机械有限公司 | Connecting shaft for Y type standard motor |
| CN105910768A (en) * | 2016-05-17 | 2016-08-31 | 昆山六丰机械工业有限公司 | T-shaped shaft of hub leak tester |
-
2014
- 2014-08-11 CN CN201420449020.2U patent/CN203979179U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265782A (en) * | 2014-08-11 | 2015-01-07 | 川源(中国)机械有限公司 | Connecting shaft for Y type standard motor |
| CN105910768A (en) * | 2016-05-17 | 2016-08-31 | 昆山六丰机械工业有限公司 | T-shaped shaft of hub leak tester |
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