CN217063451U - Long shaft motor for water pump - Google Patents
Long shaft motor for water pump Download PDFInfo
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- CN217063451U CN217063451U CN202123451562.2U CN202123451562U CN217063451U CN 217063451 U CN217063451 U CN 217063451U CN 202123451562 U CN202123451562 U CN 202123451562U CN 217063451 U CN217063451 U CN 217063451U
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- sealing
- long shaft
- water pump
- rear end
- connecting rod
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Abstract
The utility model relates to a long shaft motor for a water pump, which comprises an outer rotor motor, a long shaft connecting rod and a water pump, wherein the outer rotor motor comprises a stator part, a rotor part, a rear end cover, a front end cover and a rotating shaft, the front end of the rotating shaft is fixedly connected with the middle part of the front end cover, the front end cover can be fixedly connected with the front long shaft connecting rod for the front end, the rear end of the rotating shaft is rotatably connected with the middle part of the rear end cover through a sealing connecting piece, and the middle part of the sealing connecting piece can be fixedly connected with the rear long shaft connecting rod for the rear end; the sealing connecting piece comprises a sealing cover for sealing the shaft hole of the rear end cover, a connecting shaft axially extends from the front end of the sealing cover, and the sealing connecting piece comprises a first connecting section and a second connecting section which are arranged in a separated mode. Compared with the prior art, the utility model discloses an external rotor electric machine and major axis connecting rod, water pump can be in two-way assembly, realize simultaneously that the moment of torsion matching nature is good, energy-efficient, the radiating effect is good, stability is good, two-way leakproofness is good, the fault rate is low, long service life, a great deal of effect such as range of application is more extensive.
Description
Technical Field
The utility model relates to a relevant technical field of motor, in particular to long axis motor for water pump.
Background
The existing long-shaft motor of the water pump can be applied to occasions with common media such as clear water, sewage and the like and can be applied to occasions with special media such as corrosivity, inflammability, explosiveness and the like, but the conventional long-shaft motor of the water pump basically adopts an inner rotor motor (a rotor is arranged inside and a stator is arranged outside), has short torque, poor heat dissipation effect, high energy consumption and poor matching performance with a long-shaft connecting rod with large torque, greatly reduces the working efficiency, improves the failure rate, shortens the service life and limits the application range.
Therefore, the utility model discloses imagine the external rotor electric machine that adopts great, the radiating effect good, energy-efficient, a great deal of advantages such as long service life of moment of torsion with water pump major axis motor to improve the matching nature between motor and the major axis connecting rod, improve work efficiency, reduce the fault rate, imagine simultaneously that front end, the rear end that can make external rotor electric machine can both be connected and effectively utilize the major axis connecting rod, further enlarge range of application.
In order to overcome the defect that exists among the prior art, the utility model provides a long axis motor for water pump can be in two-way effective assembly through external rotor motor and long axis connecting rod, water pump, and the matching nature is good, realizes simultaneously that the moment of torsion matching nature is good, energy-efficient, the radiating effect is good, stability is good, two-way leakproofness is good, the fault rate is low, long service life, a great deal of effect such as range of application is more extensive.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes exist not enough among the above-mentioned prior art, provide a long axis motor for water pump, can be in the assembly on two-way through external rotor electric machine and long axis connecting rod, water pump, realize simultaneously that the moment of torsion matching nature is good, energy-efficient, the radiating effect is good, stability is good, two-way leakproofness is good, the fault rate is low, long service life, a great deal of effect such as range of application is more extensive.
The technical scheme of the utility model is realized like this:
a long shaft motor for a water pump comprises an outer rotor motor, a long shaft connecting rod and the water pump, wherein the outer rotor motor comprises a stator part, a rotor part, a rear end cover, a front end cover and a rotating shaft which are coaxially arranged; the sealing connecting piece comprises a sealing cover for sealing the shaft hole of the rear end cover, a connecting shaft axially extends from the front end of the sealing cover, and the sealing connecting piece comprises a first connecting section which is arranged in a separated mode and is used for being connected with the rotating shaft and a second connecting section which is used for being connected with the rear long shaft connecting rod.
The utility model effectively assembles the external rotor motor, the long shaft connecting rod and the water pump, and has the effects of good matching, high efficiency, energy saving, good heat dissipation effect, good stability, low failure rate, long service life and the like; meanwhile, the front end part and the rear end part of the outer rotor motor can be effectively assembled with the long shaft connecting rod, a user can select one end to assemble according to actual occasions, flexibility and high efficiency are achieved, and the application range is effectively expanded; simultaneously, because two-way assembly, consequently need guarantee two-way leakproofness in order to avoid the material to get into the motor in influence the product and use, the utility model discloses the motor front end is sealed through the sealed, the rear end of front end housing increases a sealing connection piece that can realize simultaneously sealing and connect, has effectively realized the motor two-way sealing, has improved protection level, extension product life. When the front long shaft connecting rod and the water pump connected with the front long shaft connecting rod are operated (the rear long shaft connecting rod is not connected at the moment), the rotor piece is driven to drive the rotating shaft, the front end cover and the front long shaft connecting rod to rotate, and then the water pump is driven to operate; when the rear long shaft connecting rod and the water pump connected with the rear long shaft connecting rod are operated (the front long shaft connecting rod is not connected at the moment), the rotor piece is driven to drive the rotating shaft, the front end cover and the rear long shaft connecting rod to rotate, and then the water pump is driven to operate.
Preferably, the first connecting section is in a hollow tubular shape or a solid column shape, and the second connecting section is in a hollow tubular shape.
And various connection modes between the first connection section and the rotating shaft are realized.
Preferably, when the first connecting section is in a hollow tubular shape, the first connecting section is fixedly connected with the rotating shaft in a key pin or pin mode, and when the first connecting section is in a solid columnar shape, the first connecting section is fixedly connected with the rotating shaft through a coupler or integrally formed.
Preferably, a connecting disc is fixedly connected to the front end of the rear long shaft connecting rod, the rear long shaft connecting rod portion located at the front end of the connecting disc is an insertion section, the insertion section is inserted into the second hollow tubular connecting section to enable the connecting disc to be attached to the sealing cover, and the connecting disc is fixedly connected with the sealing cover through a screw hole and a screw.
Through connecting disc, sealed lid laminating back with both fixed connection, increased effective connection contact surface between them, improve joint strength.
Preferably, a settlement hole is formed between the sealing cover and the shaft hole of the rear end cover, the connecting disc is arranged in the settlement hole, and the rear end face of the connecting disc and the rear end face of the rear end cover are positioned on the same plane or curved surface.
The motor appearance can be guaranteed to be concise, and the running resistance can be reduced.
Preferably, an anti-rotation structure is arranged between the insertion section and the second connection section, and comprises an outer annular concave-convex groove which is circumferentially arranged on the outer periphery of the insertion section and axially extends, and an inner annular concave-convex groove which is circumferentially arranged on the inner periphery of the second connection section and axially extends, wherein the outer annular concave-convex groove and the inner annular concave-convex groove respectively comprise a plurality of grooves and protrusions which are adjacently arranged, and when the anti-rotation structure is assembled, the end faces of the outer annular concave-convex groove and the inner annular concave-convex groove are connected with each other in an inserted manner.
The connection strength of the two is improved.
Preferably, the periphery of the sealing cover is turned backwards to form a sealing ring, a sealing groove is formed in the front end face of the rear end cover, and the sealing ring is connected with the sealing groove in an inserted mode.
The assembly sealing performance is improved, the protection grade is improved, the failure rate is reduced, and the service life is prolonged.
Preferably, a sealing ring is arranged between the rear end face of the sealing cover and the front end face of the rear end cover.
The assembly sealing performance is further improved, multi-stage protection is realized, the protection grade is improved, the failure rate is reduced, and the service life is prolonged.
Preferably, a front concave part is arranged in the middle of the front end face of the front end cover, and the end part of the front long shaft connecting rod is fixedly connected with the front concave part.
Because the motor front end is directly sealed by the front end housing, preceding major axis connecting rod can directly be connected with the front end housing, and the setting of preceding concave part can guarantee that the motor outward appearance is succinct, reduces the running resistance.
Preferably, the front end cover is fixedly connected with the front long shaft connecting rod through a threaded connection, a key pin connection or a flange plate.
Is simple and efficient.
The utility model adopts the above technical scheme's beneficial effect is:
the utility model provides a long axis motor for water pump can be in two-way ascending assembly through external rotor motor and long axis connecting rod, water pump, realizes simultaneously that the moment of torsion matching nature is good, energy-efficient, the radiating effect is good, stability is good, two-way leakproofness is good, the fault rate is low, long service life, a great deal of effect such as the range of application is more extensive. The utility model effectively assembles the external rotor motor, the long shaft connecting rod and the water pump, and has the effects of good matching, high efficiency, energy saving, good heat dissipation effect, good stability, low failure rate, long service life and the like; meanwhile, the front end part and the rear end part of the outer rotor motor can be effectively assembled with the long shaft connecting rod, a user can select one end to assemble according to actual occasions, flexibility and high efficiency are achieved, and the application range is effectively expanded; simultaneously, because two-way assembly, consequently need guarantee two-way leakproofness in order to avoid the material to get into the motor in influence the product and use, the utility model discloses the motor front end is sealed through the sealing connection spare that front end housing seal, rear end increase one can realize simultaneously sealing and connecting, has effectively realized two-way sealing, has improved protection level, extension product life.
Drawings
Fig. 1 is a schematic view of a simple overall structure of a long-axis motor for a water pump according to the embodiment;
fig. 2 is a schematic view of an explosive simple internal structure between the external rotor motor and the rear long shaft connecting rod according to the embodiment;
FIG. 3 is an enlarged view of portion A of FIG. 2;
description of the drawings:
the outer rotor motor 100, the stator member 110, the rotor member 120, the rear end cover 130, the seal groove 131, the front end cover 140, the front recess 141, the rotating shaft 150, the bearing 160, the snap spring 170, the seal connecting member 180, the seal cover 181, the connecting shaft 182, the first connecting section 1821, the second connecting section 1822, the inner annular concave-convex groove 18221, the first screw hole 18222, the settling hole 183, the coupling 190, the seal ring 184, the seal ring 185, the rear long shaft connecting rod 200, the connecting disc 210, the second screw hole 211, the inserting section 220, the outer annular concave-convex groove 221, and the water pump 300.
Detailed Description
The utility model discloses a specific embodiment as follows:
in the present embodiment, the orientations such as "front" and "rear" are based on the orientation shown in fig. 2.
The embodiment is as follows:
a long shaft motor for a water pump, as shown in fig. 1-2, comprises an outer rotor motor 100, a long shaft connecting rod, and a water pump 300, wherein the outer rotor motor comprises a stator member 110, a rotor member 120, a rear end cover 130, a front end cover 140, a rotating shaft 150, a bearing seat (not shown), a bearing 160, and a snap spring 170 which are coaxially arranged, the long shaft connecting rod comprises a front long shaft connecting rod positioned at the side of the front end cover, and a rear long shaft connecting rod 200 positioned at the side of the rear end cover, the front end of the rotating shaft is fixedly connected with the middle part of the front end cover, the front end cover can be fixedly connected with the front long shaft connecting rod used at the front end through a detachable connecting structure, the rear end of the rotating shaft is rotatably connected with the middle part of the rear end cover through a sealing connecting piece 180, the middle part of the sealing connecting piece can be fixedly connected with the rear long shaft connecting rod used at the rear end through a detachable connecting structure, the front end of the outer rotor motor is sealed through the front end cover, and the rear end of the outer rotor motor is sealed through the sealing connecting piece; the sealing connecting piece 180 comprises a sealing cover 181 sealing the shaft hole of the rear end cover, a connecting shaft 182 axially extending from the front end of the sealing cover, a first connecting section 1821 arranged to be connected with the rotating shaft and a second connecting section 1822 arranged to be connected with the rear long shaft connecting rod, wherein the first connecting section is in a solid column shape, the second connecting section is in a hollow tubular shape, and the first connecting section is fixedly connected with the rotating shaft through a coupler 190.
When the rear long shaft connecting rod is fixedly connected with the rear end of the rotating shaft through the sealing connecting piece, the front end part of the rear long shaft connecting rod 200 is fixedly connected with a connecting disc 210, the rear long shaft connecting rod part positioned at the front end of the connecting disc is an inserting section 220, the inserting section is inserted into a hollow tubular second connecting section to enable the connecting disc to be attached to a sealing cover, the connecting disc is fixedly connected with the sealing cover in a screw hole screw mode, a second screw hole 211 is formed in the connecting disc, a first screw hole 18222 is formed in the sealing disc, and a screw penetrates through the second screw hole 211 and the first screw hole 18222 in sequence to realize the fixed connection of the connecting disc and the sealing cover; furthermore, an anti-rotation structure is arranged between the insertion section and the second connection section, and comprises an outer annular concave-convex groove 221 which is circumferentially arranged on the outer periphery of the insertion section 220 and axially extends, and an inner annular concave-convex groove 18221 which is circumferentially arranged on the inner periphery of the second connection section and axially extends, wherein the outer annular concave-convex groove and the inner annular concave-convex groove respectively comprise a plurality of adjacent grooves and protrusions, and the end faces of the outer annular concave-convex groove and the inner annular concave-convex groove are connected with each other in an inserted manner; in addition, a settlement hole 183 is formed between the sealing cover and the shaft hole of the rear end cover, the connecting disc is placed in the settlement hole, and the rear end face of the connecting disc and the rear end face of the rear end cover are positioned on the same plane.
In order to improve the sealing performance, the periphery of the sealing cover 181 is turned over backwards to form a sealing ring 184, the front end face of the rear end cover 130 is provided with a sealing groove 131, the sealing ring is connected with the sealing groove in an inserting manner, furthermore, a sealing ring 185 is arranged between the rear end face of the sealing cover and the front end face of the rear end cover, and the sealing ring is located on the periphery of the sealing ring.
A front recess 141 is provided in the middle of the front end surface of the front cover 140, and when the front long axis connecting rod is fixedly connected to the middle of the front cover, the end of the front long axis connecting rod (the long axis connecting rod) is fixedly connected to the front recess (not shown), specifically, the front cover and the front long axis connecting rod may be connected by a key pin.
The embodiment realizes the assembly of the outer rotor motor, the long shaft connecting rod and the water pump in two directions, and simultaneously realizes the effects of good torque matching, high efficiency, energy conservation, good heat dissipation effect, good stability, good two-way sealing property, low failure rate, long service life, wider application range and the like.
The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. A long shaft motor for a water pump is characterized in that: the outer rotor motor comprises a stator piece, a rotor piece, a rear end cover, a front end cover and a rotating shaft which are coaxially arranged, wherein the long shaft connecting rod comprises a front long shaft connecting rod which can be positioned on the side of the front end cover and a rear long shaft connecting rod which can be positioned on the side of the rear end cover; the sealing connecting piece comprises a sealing cover for sealing the shaft hole of the rear end cover, a connecting shaft axially extends from the front end of the sealing cover, and the sealing connecting piece comprises a first connecting section and a second connecting section, wherein the first connecting section is arranged in a separated mode and used for being connected with the rotating shaft, and the second connecting section is used for being connected with the connecting rod of the rear long shaft.
2. The long shaft motor for the water pump as claimed in claim 1, wherein: the first connecting section is in a hollow tubular shape or a solid column shape, and the second connecting section is in a hollow tubular shape.
3. The long shaft motor for the water pump according to claim 2, wherein: when the first connecting section is in a hollow tubular shape, the first connecting section is fixedly connected with the rotating shaft in a key pin or pin mode, and when the first connecting section is in a solid columnar shape, the first connecting section is fixedly connected with the rotating shaft through a coupler or integrally formed.
4. The long shaft motor for the water pump as claimed in claim 2, wherein: the front end part of the rear long shaft connecting rod is fixedly connected with a connecting disc, the rear long shaft connecting rod part positioned at the front end of the connecting disc is an insertion section, the insertion section is inserted into the second connecting section in a hollow tubular shape to enable the connecting disc to be attached to the sealing cover, and the connecting disc is fixedly connected with the sealing cover in a screw hole and screw mode.
5. The long shaft motor for the water pump according to claim 4, wherein: a settlement hole is formed between the sealing cover and the shaft hole of the rear end cover, the connecting disc is arranged in the settlement hole, and the rear end face of the connecting disc and the rear end face of the rear end cover are positioned on the same plane or curved surface.
6. The long shaft motor for a water pump according to claim 4 or 5, wherein: insert and be equipped with between section, the second linkage segment and prevent changeing the structure, it includes that circumference sets up at the outer annular tongue and groove that inserts section periphery and axial extension, circumference setting at the inner annular tongue and groove that the second linkage segment is internal and axial extension, outer annular tongue and groove, inner annular tongue and groove all include the recess, the arch of a plurality of adjacent settings, when the assembly, with outer annular tongue and groove, inner annular tongue and groove end face to its plug-in connection thereafter.
7. The long shaft motor for the water pump according to claim 1, wherein: the periphery of the sealing cover is turned backwards to form a sealing ring, a sealing groove is formed in the front end face of the rear end cover, and the sealing ring is connected with the sealing groove in an inserted mode.
8. The long shaft motor for a water pump according to claim 1 or 7, wherein: and a sealing ring is arranged between the rear end face of the sealing cover and the front end face of the rear end cover.
9. The long shaft motor for the water pump according to claim 1, wherein: the middle part of the front end face of the front end cover is provided with a front concave part, and the end part of the front long shaft connecting rod is fixedly connected with the front concave part.
10. The long shaft motor for the water pump as claimed in claim 9, wherein: the front end cover is fixedly connected with the front long shaft connecting rod through a threaded connection, a key pin connection or a flange plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123451562.2U CN217063451U (en) | 2021-12-31 | 2021-12-31 | Long shaft motor for water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123451562.2U CN217063451U (en) | 2021-12-31 | 2021-12-31 | Long shaft motor for water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217063451U true CN217063451U (en) | 2022-07-26 |
Family
ID=82480859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123451562.2U Active CN217063451U (en) | 2021-12-31 | 2021-12-31 | Long shaft motor for water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217063451U (en) |
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2021
- 2021-12-31 CN CN202123451562.2U patent/CN217063451U/en active Active
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