CN118367721A - Direct-drive servo motor - Google Patents
Direct-drive servo motor Download PDFInfo
- Publication number
- CN118367721A CN118367721A CN202410526583.5A CN202410526583A CN118367721A CN 118367721 A CN118367721 A CN 118367721A CN 202410526583 A CN202410526583 A CN 202410526583A CN 118367721 A CN118367721 A CN 118367721A
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- Prior art keywords
- rear cover
- servo motor
- direct
- drive servo
- support frame
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/124—Sealing of shafts
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a direct-drive servo motor, which comprises a shell, a support frame, a rear cover, a stator and a rotor, wherein the stator is fixedly arranged in the shell, the support frame is fixedly arranged in one end of the shell, the rotor is rotationally arranged in the stator, a rotating shaft at one end of the rotor is rotationally connected with one end of the shell through a sealing bearing, the rotating shaft at the other end of the rotor is rotationally connected with the support frame through a bearing, the rear cover is fixedly connected with one side of the support frame, a spiral flow passage is arranged in the shell, a driving mechanism is arranged in the rear cover and is in transmission connection with the rotating shaft through a transmission component, and a heat dissipation component for cooling liquid is arranged on the rear cover.
Description
Technical Field
The invention relates to the technical field of direct-drive servo motors, in particular to a direct-drive servo motor.
Background
The direct-drive servo motor is a product of servo technology development, and is widely applied to various industries, except for the characteristic of the servo motor, because the direct-drive servo motor has the unique characteristics of low speed, large torque, simple structure, reduced mechanical loss, low noise, less maintenance and the like.
The direct-drive motor can generate a large amount of heat during operation, and if the heat cannot be timely dispersed, the motor body can be damaged.
The chinese patent with publication number CN219833883U discloses a high heat dissipation motor, which comprises a housing and a back cover, a plurality of groups of heat dissipation ridges are arranged on the housing in an annular array, a group of heat dissipation grooves are formed between every two groups of adjacent heat dissipation ridges, a plurality of groups of connection leaves are arranged on the front end face of the back cover in an array, each group of connection leaves are correspondingly connected with the back end face of each group of heat dissipation ridges, a group of air passing windows are formed at the connection position of the heat dissipation grooves and the back cover, and a group of fans are arranged in the cavity of the inner container of the back cover. A part of air flow driven by the fan radiates heat for the component from the inside of the motor, and the other part of air flow can flow out from the air passing window, so that the outside of the shell is assisted to radiate heat, the air cooling of the fan radiates heat and the passive heat of the radiating ridge form cooperative fit, so that the motor has better radiating effect, but the motor is poor in waterproof and dustproof performances, and the direct-drive servo motor is provided.
Disclosure of Invention
The invention provides a direct-drive servo motor for solving the problems.
The invention discloses a direct-drive servo motor, which comprises a shell, a support frame, a rear cover, a stator and a rotor, wherein the stator is fixedly arranged in the shell, the support frame is fixedly arranged in one end of the shell, the rotor is rotationally arranged in the stator, a rotating shaft at one end of the rotor is rotationally connected with one end of the shell through a sealing bearing, the rotating shaft at the other end of the rotor is rotationally connected with the support frame through a bearing, the rear cover is fixedly connected with one side of the support frame, a spiral runner for cooling liquid to flow is formed in the shell, a driving mechanism for driving cooling liquid in the runner to circularly flow is arranged in the rear cover, the driving mechanism is in transmission connection with the rotating shaft through a transmission assembly, and a heat dissipation assembly for cooling liquid is arranged on the rear cover.
Preferably, the driving mechanism comprises a centrifugal impeller, an inner cavity is formed in the rear cover, a rotating shaft is rotatably mounted in the inner cavity through a sealing bearing, the centrifugal impeller is fixedly sleeved at one end of the rotating shaft, the centrifugal impeller is rotatably arranged in the inner cavity, a water inlet pipeline is formed in the rear cover, a first connecting nozzle is communicated with the bottom of the water inlet pipeline, the upper end of the water inlet pipeline is communicated with the center of the inner cavity, a water outlet hole communicated with the inner cavity is formed in the rear cover, a second connecting nozzle is communicated with the bottom of the water outlet hole, a water outlet connecting pipe is communicated with the water outlet of the flow channel, the water outlet connecting pipe is communicated with the first connecting nozzle, a water inlet of the flow channel is communicated with a water inlet connecting pipe, and the water inlet connecting pipe is communicated with the second connecting nozzle.
Preferably, the transmission assembly comprises a first permanent magnet disc and a second permanent magnet disc, the first permanent magnet disc is fixedly arranged at one end of the rotating shaft, which is close to the rear cover, the second permanent magnet disc is fixedly embedded in the center of one side of the centrifugal impeller, which is close to the supporting frame, and the first permanent magnet disc and the second permanent magnet disc are magnetically coupled.
Preferably, the shell comprises an outer shell and an inner shell, a spiral groove is formed in the outer wall of the inner shell, the inner shell is fixedly sleeved in the shell in a sealing mode, and the spiral groove and the inner wall of the outer shell form the flow channel.
Preferably, the heat dissipation assembly comprises heat dissipation blades fixedly mounted at one end of the rotating shaft away from the centrifugal impeller, and the heat dissipation blades are arranged outside the rear cover.
Preferably, a plurality of radiating fins are arranged on the surface of one side of the rear cover, which is close to the radiating fins.
Preferably, the novel solar heat collecting device further comprises a protective cover, one end of the protective cover is provided with an opening, the other end of the protective cover is provided with a grid net, an air inlet grid is arranged on the side face of the protective cover, the protective cover is fixedly sleeved on the rear cover through a dismounting piece, and the radiating blades are located in the protective cover.
Preferably, the dismounting piece comprises a plurality of clamping grooves with the same quantity as the clamping heads, the clamping heads are fixedly connected to one end of the protective cover, the clamping grooves are fixedly connected to the outer wall of the rear cover, and the clamping heads can be clamped on the clamping grooves.
Preferably, the bottom fixedly connected with base of casing, the inside of base is hollow setting, go out the water connecting pipe with it is located all to advance the water connecting pipe the inside of base.
Preferably, the jack is seted up to one side that the base is close to the back lid, the manhole has been seted up to one side of base, through screw fixed mounting shrouding on the manhole.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. According to the invention, through the runner arranged in the shell, the driving mechanism arranged in the rear cover and the heat dissipation assembly arranged on the rear cover, heat in the shell can be rapidly conducted out, and the overall tightness is better, so that the direct-drive servo motor has good waterproof and dustproof effects;
2. the driving mechanism is integrated into the rear cover, so that the volume of the direct-drive servo motor is effectively reduced, and the outside is more neat and attractive;
3. the driving mechanism is coupled with the rotating shaft through the transmission piece, and an additional driving source is not needed.
The foregoing description of the disclosure and the following description of embodiments are provided to illustrate and explain the spirit and principles of the invention and to provide a further explanation of the invention as claimed.
Drawings
The following detailed description of the invention refers to the accompanying drawings.
FIG. 1 is a schematic diagram of a direct drive servo motor according to the present invention;
FIG. 2 is a schematic cross-sectional view of a housing of a direct drive servo motor according to the present invention;
FIG. 3 is a schematic diagram of a partial cross-sectional structure of a direct drive servo motor according to the present invention;
FIG. 4 is a schematic diagram of a partial structure of a direct drive servo motor according to the present invention;
FIG. 5 is a schematic cross-sectional view of a base of a direct-drive servo motor according to the present invention;
FIG. 6 is a schematic cross-sectional view of a rear cover in a direct drive servo motor according to the present invention;
fig. 7 is a schematic diagram of a direct-drive servo motor in a local explosion structure according to the present invention.
Reference numerals illustrate: 1. a housing; 101. a housing; 102. an inner case; 1021. a spiral groove; 10211. a water outlet connecting pipe; 10212. a water inlet connecting pipe; 2. a support frame; 3. a rear cover; 301. an inner cavity; 302. a water inlet pipeline; 3021. a first connection nozzle; 303. a water outlet hole; 3031. a second connecting nozzle; 304. a rotating shaft; 305. a centrifugal impeller; 306. a heat radiation blade; 307. a heat radiation fin; 308. a clamping groove body; 4. a protective cover; 401. an air inlet grid; 402. a chuck; 5. a stator; 6. a rotor; 601. a rotating shaft; 7. a first permanent magnet disk; 8. a second permanent magnetic disk; 9. a base; 901. a jack; 902. a manhole; 903. and (5) sealing plates.
Detailed Description
Further advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure of the present specification, by describing the embodiments of the present invention with specific examples. While the description of the invention will be described in connection with the preferred embodiments, it is not intended to limit the inventive features to the implementation. Rather, the purpose of the invention described in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the invention. The following description contains many specific details for the purpose of providing a thorough understanding of the present invention. The invention may be practiced without these specific details. Furthermore, some specific details are omitted from the description in order to avoid obscuring the invention. It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present embodiment, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", "bottom", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present invention.
The terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
In the description of the present embodiment, it should also be noted that, unless explicitly specified and limited otherwise, the terms "provided", "configured", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present embodiment can be understood in a specific case by those of ordinary skill in the art.
Referring to fig. 1 to 7, the invention discloses a direct-drive servo motor, which comprises a shell 1, a support frame 2, a rear cover 3, a stator 5 and a rotor 6, wherein the stator 5 is fixedly arranged in the shell 1, the support frame 2 is fixedly arranged in one end of the shell 1, the rotor 6 is rotatably arranged in the stator 5, a rotating shaft 601 at one end of the rotor 6 is rotatably connected with one end of the shell 1 through a sealed bearing, a rotating shaft 601 at the other end of the rotor 6 is rotatably connected with the support frame 2 through a bearing, and the rear cover 3 is fixedly connected with one side of the support frame 2 through a bolt.
That is, the direct-drive servo motor mainly comprises a shell 1, a support frame 2, a rear cover 3, a stator 5 and a rotor 6, wherein the support frame 2 is fixedly installed in the shell 1, the rear cover 3 is fixedly connected with one side of the support frame 2, the stator 5 is fixedly installed in the shell 1, and the rotor 6 is rotatably arranged in the stator 5.
Further, referring to fig. 3, in the present embodiment, a spiral flow channel for cooling liquid flow is formed in the housing 1, the housing 1 includes an outer housing 101 and an inner housing 102, a spiral groove 1021 is formed on an outer wall of the inner housing 102, the inner housing 102 is fixedly sleeved in the housing 1 in a sealing manner, and a flow channel is formed between the spiral groove 1021 and an inner wall of the outer housing 101.
That is, the cooling liquid flows in the spiral flow channel, and then exchanges heat with the heat generated in the casing 1, so as to avoid heat accumulation in the casing 1.
Further, referring to fig. 3 and referring to fig. 4, in this embodiment, a driving mechanism for driving the cooling liquid in the flow channel to circulate is disposed in the rear cover 3, in this embodiment, the driving mechanism includes a centrifugal impeller 305, an inner cavity 301 is disposed in the rear cover 3, a rotating shaft 304 is rotatably mounted in the inner cavity 301 through a sealed bearing, the centrifugal impeller 305 is fixedly sleeved at one end of the rotating shaft 304, the centrifugal impeller 305 is rotatably disposed in the inner cavity 301, a water inlet pipeline 302 is disposed in the inner portion of the rear cover 3, a first connection nozzle 3021 is communicated with the bottom of the water inlet pipeline 302, an upper end of the water inlet pipeline 302 is communicated with the center of the inner cavity 301, a water outlet hole 303 is disposed in the rear cover 3 and is communicated with the inner cavity 301, a second connection nozzle 3031 is communicated with the bottom of the water outlet hole 303, a water inlet connection pipe 10211 is communicated with the first connection nozzle 3021, a water inlet of the flow channel is communicated with a water inlet connection pipe 10212, and the water inlet connection pipe 10212 is communicated with the second connection nozzle 3031.
That is, by integrating the driving mechanism for driving the circulation of the cooling liquid into the rear cover 3, the volume of the direct-drive servo motor in the present embodiment is effectively reduced, so that the outside is more neat and beautiful.
It should be noted that the specific shape of the centrifugal impeller 305 is not limited in the present application, and may be reasonably selected and set according to practical needs, so long as the purpose of driving the heat dissipating blades 306 to rotate through the rotating shaft 304 is achieved.
More specifically, referring to fig. 2 in combination with fig. 3 and 6, in this embodiment, the driving mechanism is in transmission connection with the rotation shaft 601 through a transmission assembly, and the transmission assembly includes a first permanent magnetic disk 7 and a second permanent magnetic disk 8, where the first permanent magnetic disk 7 is fixedly installed at one end of the rotation shaft 601 near the rear cover 3, the second permanent magnetic disk 8 is fixedly embedded in the center of one side of the centrifugal impeller 305 near the support frame 2, and the first permanent magnetic disk 7 and the second permanent magnetic disk 8 are magnetically coupled.
That is, in order to improve the sealing effect and avoid leakage of the cooling liquid into the casing 1, the transmission assembly comprises a first permanent magnetic disk 7 and a second permanent magnetic disk 8, the first permanent magnetic disk 7 is fixedly installed at one end of the rotation shaft 601 close to the rear cover 3, the second permanent magnetic disk 8 is fixedly embedded in the center of one side of the centrifugal impeller 305 close to the support frame 2, magnetic coupling is performed between the first permanent magnetic disk 7 and the second permanent magnetic disk 8, when the rotation shaft 601 rotates, the first permanent magnetic disk 7 is driven to rotate, and because the first permanent magnetic disk 7 and the second permanent magnetic disk 8 are magnetically coupled, the rotating first permanent magnetic disk 7 and the second permanent magnetic disk 8 form a magnetic coupling, and then the rotating second permanent magnetic disk 8 drives the centrifugal impeller 305 to rotate through the rotation shaft 304, the rotating centrifugal impeller 305 forms a circulating pump structure, and then the cooling liquid is sucked into the inner cavity 301 from the water inlet pipe 302, and then the cooling liquid is circularly flowed into the flow passage through the water outlet 303 matching with the second connecting nozzle 3031 and the water inlet connecting pipe 10212.
It should be noted that the specific material of the rear cover 3 is not limited in the present application, and in this embodiment, the rear cover 3 is made of a non-magnetic material, including but not limited to an aluminum alloy material, and may be reasonably selected and set according to actual needs.
Further, referring to fig. 3 and 4 in combination with fig. 6, in this embodiment, a heat dissipating component for cooling the cooling liquid is disposed on the rear cover 3, and the heat dissipating component includes heat dissipating fins 306, where the heat dissipating fins 306 are fixedly mounted on an end of the rotating shaft 304 away from the centrifugal impeller 305, and the heat dissipating fins 306 are disposed outside the rear cover 3. A plurality of heat dissipation fins 307 are arranged on the surface of one side of the rear cover 3, which is close to the heat dissipation blade 306.
That is, when the centrifugal impeller 305 rotates, the rotating shaft 304 drives the heat dissipating fins 306 to rotate, so as to dissipate heat from the heat dissipating surface of the rear cover 3, and in order to improve the heat dissipating effect, a plurality of heat dissipating fins 307 are disposed on a surface of the rear cover 3, which is close to the heat dissipating fins 306, in some embodiments, in order to further improve the cooling effect of the cooling liquid, a semiconductor cooling plate is embedded in a sealing manner on a side of the rear cover 3, which is close to the heat dissipating fins 306, a cooling surface of the semiconductor cooling plate is disposed inside the inner cavity 301, and a heat generating surface of the semiconductor cooling plate is disposed outside the rear cover 3.
The specific shape and number of the heat dissipating fins 307 are not limited, and may be reasonably selected and set according to actual needs, so long as the heat dissipating purpose of the heat dissipating surface of the rear cover 3 is achieved.
More specifically, referring to fig. 7, in this embodiment, a protection cover 4 is further provided, one end of the protection cover 4 is provided with an opening, the other end of the protection cover 4 is provided with a grid mesh, an air inlet grid 401 is provided on a side surface of the protection cover 4, the protection cover 4 is fixedly sleeved on the rear cover 3 through a dismounting piece, and the cooling fins 306 are located inside the protection cover 4.
And, the dismouting piece includes that dop a plurality of 402 and with the draw-in groove body 308 that dop 402 quantity is the same, and dop 402 fixed connection is in the one end of protection casing 4, and draw-in groove body 308 fixed connection is in the outer wall of back lid 3, and dop 402 can the joint on draw-in groove body 308, and radiator fan 306 is located the inside of protection casing 4, through this setting, can effectively improve the security when radiator fan 306 is rotatory.
It should be noted that, the specific shapes of the heat dissipating blade 306 and the protective cover 4 are not limited in the present application, and may be reasonably selected and set according to actual needs, so long as the heat dissipating blade 306 can dissipate heat and improve the safety of the heat dissipating blade during rotation.
Further, referring to fig. 3 to 5, in this embodiment, the bottom of the housing 1 is fixedly connected with a base 9, the inside of the base 9 is hollow, a water outlet connecting pipe 10211 and a water inlet connecting pipe 10212 are both located inside the base 9, a jack 901 is provided on one side of the base 9 close to the rear cover 3, a manhole 902 is provided on one side of the base 9, a sealing plate 903 is fixedly mounted on the manhole 902 through screws, the first connecting nozzle 3021 and the second connecting nozzle 3031 are conveniently inserted into the base 9 from the jack 901 through the provided jack 901, the installation is convenient, and the connection between the first connecting nozzle 3021 and the water outlet connecting pipe 10211 and the connection between the second connecting nozzle 3031 and the water inlet connecting pipe 10212 are convenient through the provided manhole 902.
In order to facilitate understanding of the above technical solutions of the present invention, the following describes in detail the working principle or operation manner of the present invention in the actual process.
After the motor is started, the rotating shaft 601 drives the first permanent magnetic disk 7 to rotate, and the first permanent magnetic disk 7 and the second permanent magnetic disk 8 are magnetically coupled, so that the rotating first permanent magnetic disk 7 and the second permanent magnetic disk 8 form a magnetic coupler, the rotating second permanent magnetic disk 8 drives the centrifugal impeller 305 to rotate through the rotating shaft 304, the rotating centrifugal impeller 305 forms a circulating pump structure, cooling liquid is sucked into the inner cavity 301 from the water inlet pipeline 302, then the cooling liquid enters the flow channel through the water outlet 303, the second connecting nozzle 3031 and the water inlet connecting pipe 10212 are matched, the circulating flow of the cooling liquid is realized, and meanwhile, the rotating shaft 304 drives the cooling blades 306 to rotate, so that heat exchanged by the cooling liquid is dissipated to the outside.
In general, the invention discloses a direct-drive servo motor, which comprises a shell, a support frame, a rear cover, a stator and a rotor, wherein the stator is fixedly arranged in the shell, the support frame is fixedly arranged in one end of the shell, the rotor is rotationally arranged in the stator, a rotating shaft at one end of the rotor is rotationally connected with one end of the shell through a sealing bearing, the rotating shaft at the other end of the rotor is rotationally connected with the support frame through a bearing, the rear cover is fixedly connected with one side of the support frame, a spiral runner is arranged in the shell, a driving mechanism is arranged in the rear cover and is in transmission connection with the rotating shaft, and a heat dissipation assembly for cooling liquid is arranged on the rear cover.
None of the inventions are related to the same or are capable of being practiced in the prior art. Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The direct-drive servo motor is characterized by comprising a shell (1), a support frame (2), a rear cover (3), a stator (5) and a rotor (6), wherein,
Stator (5) fixed mounting is in the inside of casing (1), support frame (2) fixed mounting is in the inside one end of casing (1), rotor (6) rotate and set up the inside of stator (5), axis of rotation (601) of rotor (6) one end pass through sealed bearing with the one end rotation of casing (1) is connected, axis of rotation (601) of rotor (6) other end pass through the bearing with support frame (2) rotate and are connected, back lid (3) with one side fixed connection of support frame (2), the inside shaping of casing (1) is provided with the spiral runner that is used for the coolant liquid to flow, the inside of back lid (3) is provided with and is used for the drive coolant liquid circulation flow's in the runner actuating mechanism pass through drive assembly with axis of rotation (601) transmission is connected, be provided with on back lid (3) and be used for carrying out refrigerated cooling module to the coolant liquid.
2. The direct-drive servo motor according to claim 1, wherein the driving mechanism comprises a centrifugal impeller (305), an inner cavity (301) is formed in the rear cover (3), a rotating shaft (304) is rotatably mounted in the inner cavity (301) through a sealing bearing, the centrifugal impeller (305) is fixedly sleeved at one end of the rotating shaft (304), the centrifugal impeller (305) is rotatably arranged in the inner cavity (301), a water inlet pipeline (302) is formed in the inner portion of the rear cover (3), a first connecting nozzle (3021) is communicated with the bottom of the water inlet pipeline (302), the upper end of the water inlet pipeline (302) is communicated with the center of the inner cavity (301), a water outlet hole (303) communicated with the inner cavity (301) is formed in the rear cover (3), a second connecting nozzle (3031) is communicated with the bottom of the water outlet pipeline (10211), a water outlet connecting pipe (10211) is communicated with the first connecting nozzle (3021), and a water inlet connecting pipe (30312) is communicated with the water inlet pipeline (10212).
3. The direct-drive servo motor according to claim 2, wherein the transmission assembly comprises a first permanent magnet disc (7) and a second permanent magnet disc (8), the first permanent magnet disc (7) is fixedly arranged at one end of the rotating shaft (601) close to the rear cover (3), the second permanent magnet disc (8) is fixedly embedded in the center of one side of the centrifugal impeller (305) close to the support frame (2), and the first permanent magnet disc (7) and the second permanent magnet disc (8) are magnetically coupled.
4. A direct-drive servo motor according to claim 3, wherein the housing (1) comprises an outer housing (101) and an inner housing (102), a spiral groove (1021) is formed in the outer wall of the inner housing (102), the inner housing (102) is fixedly sleeved in the housing (1) in a sealing manner, and the flow channel is formed between the spiral groove (1021) and the inner wall of the outer housing (101).
5. The direct drive servo motor according to claim 2, wherein the heat dissipating assembly comprises heat dissipating fins (306), the heat dissipating fins (306) are fixedly mounted at one end of the rotating shaft (304) away from the centrifugal impeller (305), and the heat dissipating fins (306) are disposed outside the rear cover (3).
6. The direct drive servo motor according to claim 5, wherein a plurality of heat radiating fins (307) are arranged on a side surface of the rear cover (3) close to the heat radiating fins (306).
7. The direct-drive servo motor according to claim 5, further comprising a protective cover (4), wherein one end of the protective cover (4) is provided with an opening, the other end of the protective cover (4) is provided with a grid mesh, an air inlet grid (401) is arranged on the side surface of the protective cover (4), the protective cover (4) is fixedly sleeved on the rear cover (3) through a dismounting piece, and the radiating fins (306) are located in the protective cover (4).
8. The direct-drive servo motor according to claim 7, wherein the dismounting member comprises a plurality of clamping heads (402) and clamping groove bodies (308) the same in number as the clamping heads (402), the clamping heads (402) are fixedly connected to one end of the protective cover (4), the clamping groove bodies (308) are fixedly connected to the outer wall of the rear cover (3), and the clamping heads (402) can be clamped on the clamping groove bodies (308).
9. The direct-drive servo motor according to claim 2, wherein a base (9) is fixedly connected to the bottom of the housing (1), the inside of the base (9) is hollow, and the water outlet connecting pipe (10211) and the water inlet connecting pipe (10212) are both positioned in the inside of the base (9).
10. The direct-drive servo motor according to claim 9, wherein an insertion hole (901) is formed in one side, close to the rear cover (3), of the base (9), a manhole (902) is formed in one side of the base (9), and a sealing plate (903) is fixedly mounted on the manhole (902) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410526583.5A CN118367721A (en) | 2024-04-29 | 2024-04-29 | Direct-drive servo motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410526583.5A CN118367721A (en) | 2024-04-29 | 2024-04-29 | Direct-drive servo motor |
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| Publication Number | Publication Date |
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| CN118367721A true CN118367721A (en) | 2024-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410526583.5A Pending CN118367721A (en) | 2024-04-29 | 2024-04-29 | Direct-drive servo motor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119010462A (en) * | 2024-10-25 | 2024-11-22 | 杭州江南电机股份有限公司 | Self-adaptive multi-power nanocrystalline alloy disc type motor |
| CN119239958A (en) * | 2024-11-29 | 2025-01-03 | 四川沃飞长空科技发展有限公司 | Electric engine, electric propulsion device and aircraft |
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- 2024-04-29 CN CN202410526583.5A patent/CN118367721A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119010462A (en) * | 2024-10-25 | 2024-11-22 | 杭州江南电机股份有限公司 | Self-adaptive multi-power nanocrystalline alloy disc type motor |
| CN119239958A (en) * | 2024-11-29 | 2025-01-03 | 四川沃飞长空科技发展有限公司 | Electric engine, electric propulsion device and aircraft |
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