CN209844690U - Three-phase asynchronous motor convenient to clearance fan - Google Patents
Three-phase asynchronous motor convenient to clearance fan Download PDFInfo
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- CN209844690U CN209844690U CN201920717385.1U CN201920717385U CN209844690U CN 209844690 U CN209844690 U CN 209844690U CN 201920717385 U CN201920717385 U CN 201920717385U CN 209844690 U CN209844690 U CN 209844690U
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Abstract
The utility model discloses a three-phase asynchronous motor convenient for cleaning a fan, which relates to the technical field of three-phase motors and aims to solve the technical problem that the fan is inconvenient because the fan cover of the existing three-phase asynchronous motor is usually integrated with a motor shell and the whole shell is required to be disassembled to clean the fan; the fan lateral wall cover is equipped with the fan housing, and fan housing and motor housing laminating department mutually are provided with the locking through-hole, and motor housing is located locking through-hole department and is provided with the fixed orifices, and the adaptation ground is inserted in the locking through-hole and is equipped with the dead lever, and the one end that motor housing was kept away from to the dead lever is provided with the operation panel, and the surface that operation panel and fan housing lateral wall laminated mutually is provided with the magnetic part, and the fan housing is located magnetic part department. Thereby reached and be convenient for with fan housing and shell separately dismantle thereby need not to dismantle the quick clear effect that realizes the fan of fan that the shell can be dismantled.
Description
Technical Field
The utility model relates to a three-phase machine technical field, more specifically say, it relates to a three-phase asynchronous machine convenient to clearance fan.
Background
The three-phase asynchronous motor is a motor powered by a 380V three-phase alternating current power supply (with 120-degree phase difference), and is called a three-phase asynchronous motor because the rotating magnetic fields of the rotor and the stator of the three-phase asynchronous motor rotate in the same direction and at different rotating speeds and have slip ratios.
The prior Chinese patent with the publication number of CN207588649U discloses a three-phase asynchronous motor with a heat dissipation function, which solves the problems that the internal temperature of the three-phase asynchronous motor is increased due to heat generated by electrifying a winding set and friction between a main shaft and a bearing when the main shaft rotates, the loss of the motor is accelerated due to the operation of the three-phase asynchronous motor in a long-time overheat environment, and the service life of the whole motor is shortened, its technical scheme main points are three-phase asynchronous machine with heat dissipation function, including casing and symmetry setting two seat angles that are used for supporting the casing in the casing below, the casing below is provided with the water storage box between two seat angles, and the water storage box has the catch basin that supplies the cooling water to hold, and the casing is inside to be provided with to wear out the casing and stretch into a plurality of conducting strips in the cooling water, can slow down the programming rate of three-phase asynchronous machine use, and then promotes the life of motor.
However, the conventional three-phase asynchronous motor needs to clean the fan regularly in the use process, so that dust is prevented from being accumulated on the fan, and the heat dissipation effect of the fan is poor.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a three-phase asynchronous machine convenient to clearance fan, thereby it has and is convenient for separately dismantle fan housing and shell need not to dismantle the quick clear advantage that the fan housing can be dismantled to the shell and realize the fan.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a three-phase asynchronous motor convenient for cleaning a fan comprises a motor shell, an output shaft and the fan, wherein the output shaft is arranged in the motor shell and is rotationally connected with the motor shell; the fan lateral wall cover is equipped with the fan housing, fan housing and motor housing laminating department mutually are provided with the locking through-hole, motor housing is located locking through-hole department and is provided with the fixed orifices, it is equipped with the dead lever to insert in the locking through-hole adaptation, the one end that motor housing was kept away from to the dead lever is provided with the operation panel, the surface that operation panel and fan housing lateral wall laminated mutually is provided with the magnetic part, the fan housing is located magnetic part department and is provided with the adsorption component.
Through adopting above-mentioned technical scheme, the fan housing is fixed through the mode of establishing the dead lever in locking through-hole, the fixed orifices inserts to a side direction holding power is provided, is convenient for fix the fan housing on motor housing independently. The setting of magnetism spare and absorption piece is convenient for fix the dead lever in the fixed orifices, prevents that the dead lever from deviating from to can realize quick dismantlement and the installation of fan housing.
Further, one side of the fan housing, which is located at the locking through hole and is far away from the output shaft, is provided with a fixing lug, a sliding hole is formed in the fixing lug, a locking rod is arranged in the sliding hole, and the outer side wall of the operating plate is provided with a locking hole matched with the locking rod.
Through adopting above-mentioned technical scheme, the hole of sliding that sets up in the fixed lug provides the stepping down for sliding of locking pole, thereby locking pole and locking hole peg graft the position of the fixed dead lever of further being convenient for, prevent that the dead lever from deviating from the fixed orifices to the fixed stability of fan housing has been improved.
Furthermore, a yielding through hole is formed in the top end of the fixing lug, and a shifting lever fixed with the locking rod is arranged inside the yielding through hole.
Through adopting above-mentioned technical scheme, the removal that sets up to the driving lever of the through-hole of stepping down provides the stepping down, and the setting up of driving lever is convenient for remove the locking lever to be convenient for insert the locking lever and realize the locking in the locking hole.
Furthermore, a tight elastic part is arranged between the locking rod and the bottom wall of the sliding hole.
Through adopting above-mentioned technical scheme, support setting up of tight elastic component and be convenient for provide an elastic force that resets for the locking pole under the condition of loosening the driving lever to make the locking pole can reset under the effect of elastic component effect, insert in the locking hole and carry out the butt to the operation panel.
Further, a driving shaft is arranged at the center of one end, away from the output shaft, of the motor shell, the fan is sleeved on the driving shaft in an interference fit mode, a driving key is arranged on the driving shaft in the radial direction, and a driving groove is formed in the position, located at the driving key, of the fan.
Through adopting above-mentioned technical scheme, the drive key and the drive groove that set up on the drive shaft are convenient for prevent that the fan from skidding the idle running on the drive shaft for drive power to the fan is more stable.
Further, the one end that the drive key is close to motor housing is provided with the limiting plate, the fan is provided with on the surface with the drive shaft laminating and supports tight rubber ring, it is provided with the spigot surface to support tight rubber ring.
Through adopting above-mentioned technical scheme, the setting of limiting plate is convenient for carry on spacingly to the position of fan, supports the setting of tight rubber ring and can also fix the fan on the drive shaft when being convenient for increase coefficient of friction between fan and the drive shaft, is convenient for dismantle the fan. The setting of simultaneously supporting tight rubber ring is convenient for make between fan and the drive shaft laminate more to alleviate the shake of fan in the drive shaft.
Further, the drive shaft is provided with a limiting hole, a limiting rod is connected to the limiting hole in a threaded mode, and the limiting rod abuts against the fan.
Through adopting above-mentioned technical scheme, the setting up of the internal thread connection gag lever post in spacing hole is convenient for further fix the fan on the drive shaft and be convenient for dismantle the fan, and the fan can support tight gag lever post under the effect of supporting tight rubber ring spigot surface to further fix the fan.
Furthermore, the lateral wall of one end of the limiting rod is provided with an anti-skidding groove.
Through adopting above-mentioned technical scheme, the setting up of anti-skidding recess has increased the coefficient of friction of gag lever post lateral wall to it realizes the locking to be more convenient for rotate the gag lever post.
To sum up, the utility model discloses following beneficial effect has:
1. the fan cover, the locking through hole, the fixing rod, the magnetic part and the adsorption part are matched, so that the fan cover which is convenient to disassemble is added on the motor shell, and the fan is convenient to clean directly;
2. the fan cover is provided with the fixing convex block, and the fixing convex block is connected with the locking rod in a sliding manner and inserted into the locking hole of the operating plate, so that the effect of further reinforcing the position of the fixing rod is achieved;
3. the technology that the driving key, the driving groove, the limiting plate, the abutting rubber ring, the guide surface and the limiting rod are matched is adopted, so that the effect that the fan is fixed on the driving shaft conveniently and is convenient to detach is achieved.
Drawings
FIG. 1 is a schematic diagram of an overall structure of a three-phase asynchronous motor for facilitating fan cleaning in an embodiment;
FIG. 2 is a schematic diagram of an embodiment of a structure for revealing the position of a fixing bump;
fig. 3 is a schematic diagram for showing the structure at the drive shaft in the embodiment.
In the figure: 1. a motor housing; 11. an output shaft; 12. a fan; 121. a drive slot; 13. a fixing hole; 131. an adsorbing member; 2. a fan housing; 20. a ventilation net; 21. a locking through hole; 211. fixing the rod; 212. an operation panel; 2121. a magnetic member; 2122. a locking hole; 3. fixing the bump; 31. a sliding hole; 311. a yielding through hole; 32. a lock lever; 321. a deflector rod; 322. tightly abutting against the elastic piece; 4. a drive shaft; 41. a drive key; 42. a limiting plate; 43. tightly abutting against the rubber ring; 431. a guide surface; 44. a limiting hole; 441. a limiting rod; 4411. and (4) an anti-slip groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
a three-phase asynchronous motor convenient to clearance fan, refers to figure 1, and it includes motor housing 1, output shaft 11, fan 12, and output shaft 11 sets up at motor housing 1 central point and rotates with motor housing 1 and be connected, and fan 12 sets up the one end of keeping away from output shaft 11 at motor housing 1.
Referring to fig. 1, a fan housing 2 is sleeved on the outer side wall of the fan 12, the fan housing 2 is a cylindrical hollow stainless steel shell with an opening at one end, and a ventilation net 20 is arranged on the end wall of the fan housing 2 at the end far away from the motor casing 1. A locking through hole 21 is formed in the joint of the fan housing 2 and the motor shell 1, and the locking through hole 21 is a circular through hole and penetrates through the side wall of the fan housing 2. The number of the locking through holes 21 is three, and the locking through holes are uniformly formed in the outer side wall of the fan housing 2 respectively.
Referring to fig. 1, a fixing hole 13 is formed in the position, located at the locking through hole 21, of the motor housing 1, and the fixing hole 13 is a circular blind hole. A fixing rod 211 is fittingly inserted into the locking through hole 21, and the fixing rod 211 is inserted into the fixing hole 13. An operation plate 212 is arranged at one end of the fixing rod 211, which is far away from the motor housing 1, the operation plate 212 is circular, and the operation plate 212 abuts against the outer side wall of the fan housing 2.
Referring to fig. 2, a magnetic member 2121 is provided on a surface of the operation plate 212 that is in contact with the outer wall of the fan housing 2, the magnetic member 2121 is preferably a magnet block, and the magnetic member 2121 is fixed to the surface of the operation plate 212 by adhesion. The fan housing 2 is provided with an adsorbing member 131 at the position of the magnetic member 2121, and the adsorbing member 131 and the fan housing 2 are integrally formed to fix the fixing rod 211 in the fixing hole 13 and the locking through hole 21 through the magnetic member 2121, so as to generate an axial supporting force for the fan housing 2, so as to fix the fan housing 2 on the outer side wall of the motor housing 1.
Referring to fig. 2, a fixing protrusion 3 is disposed on one side of the wind shield 2, which is located at the locking through hole 21 and away from the output shaft 11, and the fixing protrusion 3 and the wind shield 2 are integrally formed. Be provided with the hole 31 that slides in the fixed lug 3, the hole 31 that slides is circular through-hole, and the slip is connected with locking pole 32 in the hole 31 that slides, and the operating panel 212 lateral wall is provided with the locking hole 2122 with locking pole 32 looks adaptation, and locking pole 32 is inserted and is established in locking hole 2122 to prevent that the operating panel 212 from deviating from locking through-hole 21.
Referring to fig. 2, the top end of the fixing protrusion 3 is provided with a relief through hole 311, the relief through hole 311 is square, and the relief through hole 311 is communicated with the sliding hole 31. The receding through hole 311 is internally provided with a shifting lever 321 welded and fixed with the locking rod 32, the shifting lever 321 is a square rod, and the size of the shifting lever 321 is matched with the width of the receding through hole 311, so that the shifting lever 321 drives the locking rod 32 to be inserted into the locking hole 2122 to lock the operating panel 212.
Referring to fig. 2, a tight elastic member 322 is disposed between the locking rod 32 and the bottom wall of the sliding hole 31, the tight elastic member 322 is preferably a spring, one end of the tight elastic member 322 is fixed on the locking rod 32, and the other end is fixed on the bottom wall of the sliding hole 31 to provide an elastic acting force for automatic resetting.
Referring to fig. 1 and 3, a driving shaft 4 is disposed at a center position of one end of the motor housing 1 away from the output shaft 11, the driving shaft 4 is disposed coaxially with the output shaft 11, and the fan 12 is sleeved on the driving shaft 4 in an interference fit manner. The driving shaft 4 is provided with driving keys 41 along the radial direction, the driving keys 41 are square bumps, the two driving keys 41 are symmetrically arranged, the fan 12 is provided with driving grooves 121 at the positions of the driving keys 41, and the driving grooves 121 are matched with the driving keys 41 so as to prevent the fan 12 from idling through the driving keys 41 and the driving grooves 121.
Referring to fig. 3, the driving key 41 is provided with a limit plate 42 at an end thereof adjacent to the motor housing 1, and the limit plate 42 is integrally formed with the driving shaft 4 to limit the position of the fan 12. The surface of the fan 12, which is attached to the driving shaft 4, is provided with a tight rubber ring 43, the tight rubber ring 43 is fixed on the side wall of the fan 12 in a cementing manner, the tight rubber ring 43 is provided with a guide surface 431, the diameter of one end, which is close to the limiting plate 42, of the tight rubber ring 43 is smaller than that of one end, which is far away from the limiting plate 42, so that the space between the fan 12 and the driving shaft 4 is buffered through the tight rubber ring 43, and the fan 12 is conveniently fixed on the outer side wall of the driving shaft 4.
Referring to fig. 3, the driving shaft 4 is provided with a limiting hole 44, and the limiting hole 44 is a circular through hole penetrating the entire driving shaft 4. The limiting rod 441 is connected with the limiting hole 44 in a threaded manner, the limiting rod 441 is a steel round rod, the diameter of the limiting rod 441 is smaller than that of the output shaft 11, the limiting rod 441 is arranged along the radial direction of the output shaft 11, and the limiting rod 441 abuts against the fan 12. The fan 12 has a force away from the driving key 41 under the elastic action of the abutting rubber ring 43, so as to abut against the limiting rod 441, and the limiting rod 441 can prevent the fan 12 from being removed. The side wall of one end of the limiting rod 441 is provided with an anti-slip groove 4411 so as to increase the friction coefficient of the outer side wall of the limiting rod 441 and facilitate the rotation of the limiting rod 441.
The working principle is as follows:
when the fan 12 needs to be cleaned, the fan cover 2 can be detached, that is, the locking rod 32 is firstly pulled by the pulling rod 321 towards a direction away from the locking hole 2122, so that the locking rod 32 is retracted into the sliding hole 31. Then, the operation plate 212 is pulled in a direction away from the locking through-hole 21, so that the attraction piece 131 is disengaged from the attraction of the magnetic piece 2121, and the fixing lever 211 is disengaged from the fixing hole 13.
The fan housing 2 can be removed from the motor housing 1 after the three fixing bars 211 are removed in the same manner, and the fan 12 can be removed for further cleaning of the fan 12 if necessary. The fan 12 is pressed towards the direction far away from the limiting rod 441, then the limiting rod 441 in threaded connection in the limiting hole 44 is screwed out through the anti-skidding groove 4411, the fan 12 is loosened from the driving shaft 4 under the reset acting force of the tight rubber pad, and the disassembly and cleaning of the fan 12 can be completed.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. A three-phase asynchronous motor convenient for cleaning a fan comprises a motor shell (1), an output shaft (11) and the fan (12), wherein the output shaft (11) is arranged in the motor shell (1) and is rotationally connected with the motor shell (1), and the fan (12) is arranged at one end, far away from the output shaft (11), of the motor shell (1); the method is characterized in that: fan (12) lateral wall cover is equipped with fan housing (2), fan housing (2) and motor housing (1) department of laminating mutually are provided with locking through-hole (21), motor housing (1) is located locking through-hole (21) and locates to be provided with fixed orifices (13), insert with adaptation in locking through-hole (21) and be equipped with dead lever (211), the one end that motor housing (1) was kept away from in dead lever (211) is provided with operation panel (212), surface that operation panel (212) and fan housing (2) lateral wall laminated mutually is provided with magnetic part (2121), fan housing (2) are located magnetic part (2121) and locate to be provided with adsorption element (131).
2. The three-phase asynchronous machine that facilitates cleaning of a fan of claim 1, wherein: one side that output shaft (11) was kept away from in locking through-hole (21) in fan housing (2) is provided with fixed lug (3), be provided with sliding hole (31) in fixed lug (3), be provided with locking pole (32) in sliding hole (31), operating panel (212) lateral wall is provided with locking hole (2122) with locking pole (32) looks adaptation.
3. The three-phase asynchronous machine that facilitates cleaning of a fan of claim 2, wherein: the top end of the fixed lug (3) is provided with a yielding through hole (311), and a shifting lever (321) fixed with the locking rod (32) is arranged inside the yielding through hole (311).
4. The three-phase asynchronous motor facilitating fan cleaning of claim 3, wherein: and a tight elastic part (322) is arranged between the locking rod (32) and the bottom wall of the sliding hole (31).
5. The three-phase asynchronous machine that facilitates cleaning of a fan of claim 1, wherein: the motor is characterized in that a driving shaft (4) is arranged at the center of one end, away from the output shaft (11), of the motor shell (1), the fan (12) is sleeved on the driving shaft (4) in an interference fit mode, a driving key (41) is arranged on the driving shaft (4) in the radial direction, and a driving groove (121) is formed in the position, located on the driving key (41), of the fan (12).
6. The three-phase asynchronous motor that facilitates cleaning of a fan of claim 5, wherein: one end of the driving key (41) close to the motor shell (1) is provided with a limiting plate (42), a tight rubber ring (43) is arranged on the surface of the fan (12) attached to the driving shaft (4), and a guide surface (431) is arranged on the tight rubber ring (43).
7. The three-phase asynchronous motor that facilitates cleaning of a fan of claim 6, wherein: the driving shaft (4) is provided with a limiting hole (44), a limiting rod (441) is connected in the limiting hole (44) in a threaded mode, and the limiting rod (441) abuts against the fan (12).
8. The three-phase asynchronous motor that facilitates cleaning of a fan of claim 7, wherein: and an anti-skidding groove (4411) is formed in the side wall of one end of the limiting rod (441).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920717385.1U CN209844690U (en) | 2019-05-17 | 2019-05-17 | Three-phase asynchronous motor convenient to clearance fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920717385.1U CN209844690U (en) | 2019-05-17 | 2019-05-17 | Three-phase asynchronous motor convenient to clearance fan |
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| Publication Number | Publication Date |
|---|---|
| CN209844690U true CN209844690U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920717385.1U Active CN209844690U (en) | 2019-05-17 | 2019-05-17 | Three-phase asynchronous motor convenient to clearance fan |
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| CN (1) | CN209844690U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111917218A (en) * | 2020-08-11 | 2020-11-10 | 台州孚亚电机有限公司 | Direct current drive permanent magnet variable frequency motor |
| CN111934464A (en) * | 2020-08-18 | 2020-11-13 | 绍兴集知汇信息科技有限公司 | Improved motor |
| CN112636515A (en) * | 2020-12-22 | 2021-04-09 | 超音速智能技术(杭州)有限公司 | Small-size motor element mounting structure and motor |
-
2019
- 2019-05-17 CN CN201920717385.1U patent/CN209844690U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111917218A (en) * | 2020-08-11 | 2020-11-10 | 台州孚亚电机有限公司 | Direct current drive permanent magnet variable frequency motor |
| CN111934464A (en) * | 2020-08-18 | 2020-11-13 | 绍兴集知汇信息科技有限公司 | Improved motor |
| CN112636515A (en) * | 2020-12-22 | 2021-04-09 | 超音速智能技术(杭州)有限公司 | Small-size motor element mounting structure and motor |
| CN112636515B (en) * | 2020-12-22 | 2022-04-22 | 超音速智能技术(杭州)有限公司 | Small-size motor element mounting structure |
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