CN217741516U - DC servo motor with built-in driving plate - Google Patents
DC servo motor with built-in driving plate Download PDFInfo
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- CN217741516U CN217741516U CN202220513155.5U CN202220513155U CN217741516U CN 217741516 U CN217741516 U CN 217741516U CN 202220513155 U CN202220513155 U CN 202220513155U CN 217741516 U CN217741516 U CN 217741516U
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Abstract
The utility model belongs to the technical field of the servo motor is used, specifically disclose DC servo motor of built-in drive plate, including front end housing, barrel, rear end cap, pivot, front bearing, rear bearing, stator winding subassembly, rotor winding, drive plate, power cable, rotary transformer and housing subassembly. The utility model discloses a direct current servo motor of built-in drive plate's beneficial effect lies in: 1. the low-voltage high-power high-current high-protection level reaches IP68; 2. the product can bear the impact with the maximum impact acceleration of 3g (g =9.81m/s 2) in any direction, and any part of the product can not be separated; 3. the motor control system is reasonable in design, compact and simple in structure, reduces the failure rate of products, reduces the maintenance cost under the condition that the product performance is met, effectively improves the motor control precision and stability through the feedback of the rotary transformer, and prolongs the service life of the products.
Description
Technical Field
The utility model belongs to the technical field of the servo motor is used, concretely relates to direct current servo motor of built-in drive plate.
Background
At present, like products (direct current servo motors) used in multiple fields adopt an external driving structural mode due to the fact that the influence of temperature rise of running inside the motor on an electronic circuit is considered.
The design has the phenomena of low integration degree and high failure rate, and cannot meet the requirements of automatic control and power output use with long service life, such as being used on a high-speed train to carry out power output control on vehicle body suspension products (doors and the like).
Based on the above problem, the utility model provides a direct current servo motor of built-in drive plate.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at prior art's not enough, provide the direct current servo motor of built-in drive plate, solve and be used for on the high-speed train among the present background art to carry out power control to the automobile body product technical problem who exists.
The technical scheme is as follows: the utility model provides a direct current servo motor with a built-in drive plate, which comprises a front end cover, a cylinder body, a rear end cover, a rotating shaft, a front bearing, a rear bearing, a stator winding component, a rotor winding, a drive plate, a power cable, a rotary transformer and a housing component; the front bearing sets up in front end housing one, the rear bearing sets up in rear end housing one, rotary transformer sets up at the rear end housing another side, stator winding subassembly sets up in the barrel, outstanding front bearing, front end housing are run through in proper order to the one end of pivot, and outstanding rear bearing, rear end housing, rotary transformer are run through in proper order to the other end of pivot, rotor winding sets up in the pivot, and cooperatees the use with stator winding subassembly, the drive plate sets up in the cavity that rear end housing, housing subassembly constitute, and is connected with stator winding subassembly through the power cable.
In the technical scheme, the direct current servo motor with the built-in driving plate further comprises a bearing gasket which is arranged in one surface of the rear end cover and is matched with the rear bearing for use, and a screw for mounting the rotary transformer on the other surface of the rear end cover.
In the technical scheme, the direct current servo motor with the built-in driving plate further comprises a protective cover plate arranged on the rotary transformer, wherein the rotary transformer is a reluctance type rotary transformer.
According to the technical scheme, the direct-current servo motor with the built-in driving plate further comprises a temperature sensor connected with the stator winding assembly and used in a matched mode, and a temperature signal cable respectively connected with the temperature sensor and the driving plate.
According to the technical scheme, the direct-current servo motor with the built-in driving plate further comprises a power cable through hole arranged in the housing component and an outlet box installed on the housing component through an outlet box screw, wherein the power cable through hole is located in the outlet box.
According to the technical scheme, the direct-current servo motor with the built-in driving plate further comprises a cable hole which is formed in the rear end cover and used for being matched with a power cable and a temperature signal cable.
According to the technical scheme, the direct-current servo motor with the built-in drive plate further comprises a front end cover groove arranged in a front end cover surface layer, a first rear end cover groove and a second rear end cover groove which are arranged in a rear end cover surface layer, a first limiting convex ring arranged on the outer layer of the two surfaces of the barrel and matched with the front end cover groove and the first rear end cover groove, and a second limiting convex ring arranged on the outer layer of the one surface of the housing component and matched with the second rear end cover groove.
According to the technical scheme, the diameters of the front end cover, the rear end cover, the cylinder body and the housing assembly are the same.
According to the technical scheme, the diameter size of the front bearing is larger than that of the rear bearing.
Compared with the prior art, the utility model discloses a direct current servo motor of built-in drive plate's beneficial effect lies in: 1. the low-voltage high-power high-current high-protection level reaches IP68; 2. the product can bear the impact with the maximum impact acceleration of 3g (g =9.81m/s 2) in any direction, and any part of the product can not be separated; 3. the motor control system is reasonable in design, compact and simple in structure, reduces the failure rate of products, reduces the maintenance cost under the condition that the product performance is met, effectively improves the motor control precision and stability through the feedback of the rotary transformer, and prolongs the service life of the products.
Drawings
Fig. 1 is a schematic sectional view of a dc servo motor with a built-in driving plate according to the present invention;
fig. 2 is a schematic diagram of a partially enlarged structure of a dc servo motor with a built-in drive plate according to the present invention;
wherein, the sequence numbers in the figure are as follows: 1-rotating shaft, 2-front end cover, 3-front bearing, 4-barrel, 5-temperature sensor, 6-rear end cover, 7-rear bearing, 8-rotary transformer, 9-driving plate, 10-housing component, 11-cable hole, 12-power cable, 13-temperature signal cable, 14-bearing washer, 15-screw, 16-power cable through hole, 17-outlet box, 18-outlet box screw, 19-stator winding component, 20-rotor winding, 21-front end cover groove, 22-first limit convex ring, 23-first rear end cover groove, 24-second limit convex ring, 25-protective cover plate and 26-second rear end cover groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
The direct current servo motor with the built-in driving plate shown in fig. 1 comprises a front end cover 2, a cylinder 4, a rear end cover 6, a rotating shaft 1, a front bearing 3, a rear bearing 7, a stator winding assembly 19, a rotor winding 20, a driving plate 9, a power cable 12, a rotary transformer 8 and a housing assembly 10;
front bearing 3 sets up in front end housing 2 one, rear bearing 7 sets up in rear end housing 6 one, resolver 8 sets up in rear end housing 6 another side, stator winding subassembly 19 sets up in barrel 4, outstanding front bearing 3 is run through in proper order to the one end of pivot 1, front end housing 2, outstanding rear bearing 7 is run through in proper order to the other end of pivot 1, rear end housing 6, resolver 8, rotor winding 20 sets up on pivot 1, and cooperate the use with stator winding subassembly 19, drive plate 9 sets up in rear end housing 6, in the cavity that housing subassembly 10 constitutes, and be connected with stator winding subassembly 19 through power cable 12.
Example two
The direct current servo motor with the built-in driving plate shown in fig. 1 comprises a front end cover 2, a cylinder 4, a rear end cover 6, a rotating shaft 1, a front bearing 3, a rear bearing 7, a stator winding assembly 19, a rotor winding 20, a driving plate 9, a power cable 12, a rotary transformer 8 and a housing assembly 10;
the front bearing 3 is arranged in one surface of the front end cover 2, the rear bearing 7 is arranged in one surface of the rear end cover 6, the rotary transformer 8 is arranged on the other surface of the rear end cover 6, the stator winding assembly 19 is arranged in the barrel 4, one end of the rotating shaft 1 sequentially penetrates through the protruded front bearing 3 and the front end cover 2, the other end of the rotating shaft 1 sequentially penetrates through the protruded rear bearing 7, the rear end cover 6 and the rotary transformer 8, the rotor winding 20 is arranged on the rotating shaft 1 and is matched with the stator winding assembly 19 for use, the driving plate 9 is arranged in a cavity formed by the rear end cover 6 and the housing assembly 10 and is connected with the stator winding assembly 19 through the power cable 12, the bearing gasket 14 matched with the rear bearing 7 for use and the screw 15 for installing the rotary transformer 8 on the other surface of the rear end cover 6 are arranged in one surface of the rear end cover 6.
EXAMPLE III
The direct current servo motor with the built-in driving plate shown in fig. 1 comprises a front end cover 2, a cylinder 4, a rear end cover 6, a rotating shaft 1, a front bearing 3, a rear bearing 7, a stator winding assembly 19, a rotor winding 20, a driving plate 9, a power cable 12, a rotary transformer 8 and a housing assembly 10;
the front bearing 3 is arranged in one surface of the front end cover 2, the rear bearing 7 is arranged in one surface of the rear end cover 6, the rotary transformer 8 is arranged on the other surface of the rear end cover 6, the stator winding assembly 19 is arranged in the barrel 4, one end of the rotating shaft 1 sequentially penetrates through the protruded front bearing 3 and the front end cover 2, the other end of the rotating shaft 1 sequentially penetrates through the protruded rear bearing 7, the rear end cover 6 and the rotary transformer 8, the rotor winding 20 is arranged on the rotating shaft 1 and is matched with the stator winding assembly 19 for use, the driving plate 9 is arranged in a cavity formed by the rear end cover 6 and the housing assembly 10 and is connected with the stator winding assembly 19 through the power cable 12, the bearing gasket 14 is arranged in one surface of the rear end cover 6 and is matched with the rear bearing 7 for use, the screw 15 for installing the rotary transformer 8 on the other surface of the rear end cover 6, and the protective cover plate 25 is arranged on the rotary transformer 8, wherein the rotary transformer 8 is of a reluctance type.
Example four
The direct current servo motor with the built-in driving plate shown in fig. 1 comprises a front end cover 2, a cylinder 4, a rear end cover 6, a rotating shaft 1, a front bearing 3, a rear bearing 7, a stator winding assembly 19, a rotor winding 20, a driving plate 9, a power cable 12, a rotary transformer 8 and a housing assembly 10;
the rotary transformer comprises a front bearing 3, a rear bearing 7, a rotary transformer 8, a stator winding assembly 19, a rotary shaft 1, a protruding front bearing 3, a front end cover 2, a protruding rear bearing 7, a rear end cover 6, the rotary transformer 8, a rotor winding 20, a bearing washer 14, a screw 15 and a protective cover plate 25, wherein the front bearing 3 is arranged in one surface of a front end cover 2, the rear bearing 7 is arranged in one surface of the rear end cover 6, the rotary transformer 8 is arranged in the other surface of the rear end cover 6, the stator winding assembly 19 is arranged at one end of the rotary shaft 1, one end of the rotary shaft 1 penetrates through the protruding front bearing 3 and the front end cover 2 in sequence, the other end of the rotary shaft 1 penetrates through the protruding rear bearing 7, the rear end cover 6 and the rotary transformer 8 in sequence, the drive plate 9 is arranged in a cavity formed by the rear end cover 6 and the cover assembly 10 and is connected with the stator winding assembly 19 through a power cable 12, the bearing washer 14 is arranged in one surface of the rear end cover 6 and is matched with the rear bearing washer 14, the rear bearing washer and the rear end cover 6, the screw 15 is arranged on the other surface of the rear end cover 6, the rotary transformer 8, the protective cover plate 25 is arranged on the rotary transformer 8, the rotary transformer 8 is of the rotary transformer 8, the rotary transformer 8 is of a reluctance type rotary transformer 8, the temperature sensor 5 is connected with the stator winding assembly, and the temperature sensor 5 is connected with the temperature signal cable 13 respectively connected with the drive plate 9.
EXAMPLE five
The direct current servo motor with the built-in driving plate shown in fig. 1 comprises a front end cover 2, a cylinder 4, a rear end cover 6, a rotating shaft 1, a front bearing 3, a rear bearing 7, a stator winding assembly 19, a rotor winding 20, a driving plate 9, a power cable 12, a rotary transformer 8 and a housing assembly 10;
the rotary transformer 8 is a reluctance type rotary transformer, a temperature sensor 5 which is connected with the stator winding assembly 19 and used with the rear bearing 7, a temperature signal cable 13 which is respectively connected with the temperature sensor 5 and the temperature signal cable 9, a power through hole 16 which is arranged in the housing assembly 10, a wire outlet box 18 which is arranged on a wire outlet box 17 which is arranged on the power cable box 17, and a power cable box 17 which is arranged on the power cable box 17 and is positioned in the housing box 17.
EXAMPLE six
The direct current servo motor with the built-in driving plate as shown in fig. 1 comprises a front end cover 2, a cylinder 4, a rear end cover 6, a rotating shaft 1, a front bearing 3, a rear bearing 7, a stator winding assembly 19, a rotor winding 20, a driving plate 9, a power cable 12, a rotary transformer 8 and a housing assembly 10;
the rotary transformer 8 is a reluctance type rotary transformer, the temperature sensor 5 which is connected and matched with the stator winding assembly 19 is arranged in one surface of the rear end cover 6, the temperature signal cable 13 which is respectively connected with the temperature sensor 5 and the drive plate 9, the power through hole 16 which is arranged in the housing assembly 10, the temperature signal cable 17 which is arranged in a cable outlet box 18 and a cable outlet box 17 which is arranged in the housing assembly 10 and is matched with the power cable 17, and the power signal cable 17 which is arranged in the housing assembly 6 and is used for leading out a temperature signal, and the power through hole 17 which is arranged in the housing assembly 10, and is used for leading out a temperature signal, and the power cable 17 which is arranged in the housing assembly 17 and is used for leading out a temperature signal, and is used for leading out a temperature signal.
EXAMPLE seven
The direct current servo motor with the built-in driving plate as shown in fig. 1 and fig. 2 comprises a front end cover 2, a cylinder 4, a rear end cover 6, a rotating shaft 1, a front bearing 3, a rear bearing 7, a stator winding assembly 19, a rotor winding 20, a driving plate 9, a power cable 12, a rotary transformer 8 and a housing assembly 10;
the front bearing 3 is arranged in one surface of the front end cover 2, the rear bearing 7 is arranged in one surface of the rear end cover 6, the rotary transformer 8 is arranged on the other surface of the rear end cover 6, the stator winding assembly 19 is arranged in the barrel 4, one end of the rotating shaft 1 sequentially penetrates through the front bearing 3 and the front end cover 2, the other end of the rotating shaft 1 sequentially penetrates through the rear bearing 7, the rear end cover 6 and the rotary transformer 8, the rotor winding 20 is arranged on the rotating shaft 1 and is matched with the stator winding assembly 19 for use, the driving plate 9 is arranged in a cavity formed by the rear end cover 6 and the housing assembly 10 and is connected with the stator winding assembly 19 through the power cable 12, the bearing gasket 14 which is arranged in one surface of the rear end cover 6 and is matched with the rear bearing 7 for use, the screw 15 which is arranged on the other surface of the rear end cover 6, and the protective cover plate 25 which is arranged on the rotary transformer 8, wherein the rotary transformer 8 is a reluctance type rotary transformer, the temperature sensor 5 which is connected with the stator winding assembly 19 and is matched with the temperature signal cable 13 which is respectively connected with the temperature sensor 5 and the temperature signal cable 9, the power through a power through hole 16 which is arranged in the housing assembly 10 and a wire box, the wire outlet box which is arranged in the front end cover 2, the rear end cover 2, a wire box, a wire outlet 17 is arranged outside the first end cover 21 and a wire, a wire outlet groove 17, a wire outlet groove which is arranged on the first end cover 2, a wire outlet groove and a wire outlet groove which is arranged on the rear end cover 2, a second end cover 2, a wire outlet groove which is arranged outside of the first end cover 21 and a wire outlet groove which is arranged on the first end cover 2, a second end cover 2, a wire outlet groove which is arranged outside of the first end cover 21 and a second end cover 2, a wire outlet groove which is arranged outside of the first end cover 2, a second end cover 2, a wire outlet groove which is arranged outside a wire outlet groove which is arranged on the first end cover 21 and a second end cover 2, a wire outlet groove which is arranged outside of the first end cover 21 and a wire outlet groove which is arranged outside a second end cover 2, a wire outlet groove which is arranged on the first end cover 2, a wire outlet groove which is arranged outside of the first end cover 2, a second end cover 2, a wire outlet groove which is, and a second limit convex ring 24 which is arranged on one outer layer of the housing component 10 and is matched with the second rear end cover groove 26 for use.
In the above embodiment of the present structure, the front end cap 2, the rear end cap 6, the cylinder 4, and the housing assembly 10 preferably have the same diameter.
Preferably, in the above embodiment of the present structure, the diameter dimension of the front bearing 3 is larger than the diameter dimension of the rear bearing 7.
The application of the direct-current servo motor with the built-in driving plate in the structure is a high-speed train, and the direct-current servo motor with the built-in driving plate is installed and used for providing power for a vehicle body suspension part.
The direct current servo motor with the built-in drive plate adopts a design scheme different from the conventional design scheme, so that the temperature rise inside the motor is greatly reduced, an electronic circuit with the built-in drive is not influenced by temperature, a control circuit is bundled, the length of the circuit is reduced, the electromagnetic interference is avoided, the overall requirement of high-speed rail equipment can be well met, meanwhile, the integration degree and the system protection level are improved, the IP68 is reached, and the requirements of different running environments of high-speed rails are met.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (3)
1. A DC servo motor with a built-in drive plate is characterized in that: the device comprises a front end cover (2), a cylinder body (4), a rear end cover (6), a rotating shaft (1), a front bearing (3), a rear bearing (7), a stator winding assembly (19), a rotor winding (20), a driving plate (9), a power cable (12), a rotary transformer (8) and a housing assembly (10); the front bearing (3) is arranged in one surface of the front end cover (2), the rear bearing (7) is arranged in one surface of the rear end cover (6), the rotary transformer (8) is arranged in the other surface of the rear end cover (6), the stator winding assembly (19) is arranged in the barrel (4), one end of the rotating shaft (1) sequentially penetrates through the protruding front bearing (3) and the front end cover (2), the other end of the rotating shaft (1) sequentially penetrates through the protruding rear bearing (7), the rear end cover (6) and the rotary transformer (8), the rotor winding (20) is arranged on the rotating shaft (1) and is matched with the stator winding assembly (19) for use, the driving plate (9) is arranged in a cavity formed by the rear end cover (6) and the housing assembly (10) and is connected with the stator winding assembly (19) through a power cable (12), the bearing gasket (14) is arranged in one surface of the rear end cover (6) and is matched with the rear bearing (7) for use, the other surface of the rotary transformer (8) is arranged on a winding (15) of the rear end cover (6), the rotary transformer (8), the rotary transformer cover plate (25) is arranged on the rotary transformer, and the rotary transformer (5) and is connected with a rotary sensor (5), and temperature signal cable (13) respectively connected with the temperature sensor (5) and the drive plate (9), and a power cable through hole (16) arranged in the housing component (10), and a wire box (17) installed on the housing component (10) through a wire box screw (18), wherein the power cable through hole (16) is positioned in the wire box (17), and is arranged in the rear end cover (6), and is used for a cable hole (11) matched with the power cable (12) and the temperature signal cable (13) for use, and is arranged in a front end cover groove (21) in one surface outer layer of the front end cover (2), and is arranged in a first rear end cover groove (23) and a second rear end cover groove (26) in the two surface outer layers of the rear end cover (6), and is arranged on the two surface outer layers of the barrel body (4), and is matched with the front end cover groove (21) and the first rear end cover groove (23) for use, and is arranged on one surface of the housing component (10), and is matched with the second rear end cover groove (26) for use.
2. The direct current servo motor with a built-in drive plate according to claim 1, wherein: the front end cover (2), the rear end cover (6), the cylinder body (4) and the housing component (10) are the same in diameter size.
3. The direct current servo motor with a built-in drive plate according to claim 1, wherein: the diameter size of the front bearing (3) is larger than that of the rear bearing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220513155.5U CN217741516U (en) | 2022-03-10 | 2022-03-10 | DC servo motor with built-in driving plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220513155.5U CN217741516U (en) | 2022-03-10 | 2022-03-10 | DC servo motor with built-in driving plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217741516U true CN217741516U (en) | 2022-11-04 |
Family
ID=83815457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220513155.5U Active CN217741516U (en) | 2022-03-10 | 2022-03-10 | DC servo motor with built-in driving plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217741516U (en) |
-
2022
- 2022-03-10 CN CN202220513155.5U patent/CN217741516U/en active Active
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