CN216851726U - Permanent magnet speed regulator with independent supporting structure - Google Patents
Permanent magnet speed regulator with independent supporting structure Download PDFInfo
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- CN216851726U CN216851726U CN202123306961.XU CN202123306961U CN216851726U CN 216851726 U CN216851726 U CN 216851726U CN 202123306961 U CN202123306961 U CN 202123306961U CN 216851726 U CN216851726 U CN 216851726U
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Abstract
The utility model provides a permanent magnet speed regulator with independent bearing structure belongs to speed regulator technical field. The technical scheme is as follows: a permanent magnet speed regulator with an independent supporting structure comprises an input shaft, an output shaft, a conductor rotor arranged on the outer side of the input shaft and a permanent magnet rotor arranged on the outer side of the output shaft, and is characterized in that the input shaft and the output shaft are concentrically arranged, the input shaft is rotatably arranged on a first support, the output shaft is rotatably arranged on a second support, the output shaft is connected with a load shaft through a coupler, and the output shaft is supported through the supporting structure; the supporting structure comprises a supporting seat, and the output shaft is rotatably arranged on the supporting seat through a bearing set. The utility model has the advantages that: and an independent supporting structure is adopted, so that the distance between the rotor and a supporting point can be reduced, and the vibration of the equipment during high-speed operation is reduced.
Description
Technical Field
The utility model relates to a speed regulator technical field especially relates to a permanent magnet speed regulator with independent bearing structure.
Background
The working principle of the permanent magnet speed regulator is that when the conductor rotor and the permanent magnet rotor move relatively, the conductor assembly cuts magnetic lines of force, eddy current is generated in the conductor, the eddy current further generates a counter-induction magnetic field, and the counter-induction magnetic field interacts with a magnetic field generated by the permanent magnet, so that torque transmission between the conductor rotor and the permanent magnet rotor is realized. For a high-power permanent magnet speed regulator, due to structural requirements, the weight of a rotor is large, the distance of the rotor relative to a supporting point is long, and when equipment runs at a high speed, the vibration value is large, so that certain potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a permanent magnet speed regulation ware with independent bearing structure.
The utility model discloses a realize through following measure: a permanent magnet speed regulator with an independent supporting structure comprises an input shaft, an output shaft, a conductor rotor arranged on the outer side of the input shaft and a permanent magnet rotor arranged on the outer side of the output shaft, and is characterized in that the input shaft and the output shaft are concentrically arranged, the input shaft is rotatably arranged on a first support, the output shaft is rotatably arranged on a second support, the output shaft is connected with a load shaft through a coupler, and the output shaft is supported through the supporting structure;
the supporting structure comprises a supporting seat, and the output shaft is rotatably arranged on the supporting seat through a bearing set.
The speed regulation structure comprises a driving shaft which is rotatably arranged on the supporting seat, the axis of the driving shaft is vertical to the axis of the output shaft and is not in the same plane, rocker arms are arranged at two ends of the driving shaft and positioned at the outer sides of the bearing groups, and the other ends of the rocker arms are hinged with one end of a pull rod;
the rocker arm can drive the permanent magnet rotor to move along the output shaft through the pull rod in a rotating mode. The pull rod can be positioned outside the supporting seat and can also penetrate through the supporting seat, a through hole allowing the pull rod to penetrate through is formed in the supporting seat, and the driving shaft is generally rotatably arranged on the supporting seat through a bearing.
The driving shaft can be driven by an actuator, and the permanent magnet rotor axially moves along the output shaft so as to change the coupling area between the permanent magnet rotor and the conductor rotor, realize torque transmission with different sizes and achieve the purposes of speed reduction and energy saving.
The permanent magnet rotor is sleeved on the output shaft, at least two guide rods are fixedly arranged at one end of the permanent magnet rotor close to the conductor rotor in the circumferential direction, the output shaft is provided with a transmission disc through key connection, and the guide rods penetrate through the transmission disc; the guide rods can be arranged in 2-8.
The permanent magnet rotor is connected with the pull rod through a sliding assembly, the sliding assembly is fixedly connected with the permanent magnet rotor, the other end of the pull rod is hinged to the sliding assembly, and the sliding assembly is sleeved on the output shaft.
The sliding assembly comprises a sliding sleeve and a bearing group arranged on the outer side of the sliding sleeve, the sliding sleeve is sleeved on the output shaft, one end of the sliding sleeve is fixed on the permanent magnet rotor, and the other end of the pull rod is hinged to the outer wall of the bearing group.
The pull rod can drive the sliding sleeve, the bearing group and the permanent magnet rotor to move along the axis.
The driving shaft rotates to drive the rocker arm to swing so as to pull the conductor rotor to move along the output shaft through the pull rod. Because the conductor rotor is limited by the guide rod, when the output shaft rotates, the permanent magnet rotor can be driven to rotate through the transmission disc.
The cooling water tank is defined by a first support, a second support and an annular plate for connecting the first support and the second support, the first support and the second support can be made of plates, and corresponding waterproof structures are required to be arranged at the joints of the first support and the second support and the shaft; an inner water-blocking ring and an outer water-blocking ring are sleeved on the periphery of the input shaft inside the cooling water tank, a cooling water pipe is arranged between the inner water-blocking ring and the outer water-blocking ring, the outer end of the cooling water pipe extends out of the cooling water tank, and a gap is formed between one end of the outer water-blocking ring and the inner wall of the cooling water tank;
the inner water-blocking ring and the outer water ring are both positioned between the inner wall of the cooling water tank and the conductor rotor. The inner water shield ring is generally fixed to the cooling water tank, and the outer water shield ring is generally fixed to the conductor rotor.
And a water retaining ring is arranged between the input shaft and the inner water shielding ring, and the water retaining ring is fixed on the cooling water tank and is tightly attached to the inner wall of the cooling water tank as much as possible.
And an upper water shielding plate and a lower water shielding plate are arranged on the cooling water tank and positioned on the outer side of the permanent magnet rotor. And the upper water shielding plate and the lower water shielding plate are both fixed on the inner wall of the cooling water tank.
And a water collecting box communicated with the inside of the annular plate is arranged at the lower part of the annular plate.
And the water outlet of the cooling water pipe faces the inner wall of the outer water-blocking ring.
And an outer folded plate is arranged at one end of the inner water shielding ring close to the first support, and inner folded plates are arranged at two ends of the outer water shielding ring.
Set up go up the water shield and can make cooling water get rid of along the certain route under the centrifugal force effect water-cooling box is inboard, and the water catch bowl that flows into in unison again gets into outside cooling water circulation system, the above-mentioned function of realization that outer folded plate and outer folded plate can be better.
The permanent magnet rotor and the conductor rotor can adopt the prior art or adopt the prior art, the conductor rotor comprises a conductor disc, an inner double-cylinder structure and an outer double-cylinder structure, the permanent magnet rotor comprises a permanent magnet disc and a magnetic ring, the magnetic ring is arranged on one side of the permanent magnet disc and is opposite to the inner double-cylinder structure and the outer double-cylinder structure of the conductor rotor, and the magnetic ring is arranged between the inner double-cylinder structure and the outer double-cylinder structure and is coaxial with the conductor rotor.
And cooling water is guided to the outer water-shielding ring through the cooling water pipe, flows through the conductor disc of the conductor rotor, the inner and outer double cylinders and the magnetic ring of the permanent magnet rotor, is thrown to the upper part of the water-cooling water tank under the action of centrifugal force, and flows into the water collecting box along the inner wall of the cooling water tank to enter an external cooling circulation system.
The annular plate can be formed by splicing two semicircular plates, so that the installation at the later stage is convenient, and necessary water leakage prevention measures can be taken at the joint through the bolt connection. In addition, the inner water blocking ring, the upper water blocking plate and the lower water blocking plate can protect internal parts of the equipment and avoid corrosion as much as possible.
Compared with the prior art, the beneficial effects of the utility model are that: the independent supporting structure is adopted, so that the distance between the rotor and the supporting point can be reduced, and the vibration of the equipment during high-speed operation is reduced; the conductor rotor and the permanent magnet rotor are cooled by cooling water, so that the heat dissipation effect is good, and the conductor rotor and the permanent magnet rotor are suitable for larger power equipment; the driving device of the input shaft is not in mechanical contact with the load device, so that the vibration is prevented from being transmitted to the driving device, and the driving device is protected; the cooling structure is reasonable, the layout is compact, and the heat dissipation effect is good; the whole structure is designed, installed and maintained conveniently, and the sealing performance is good.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic structural view of the transmission disc and its related parts.
Fig. 4 is a schematic structural view of the inner and outer water-blocking rings and their related parts.
Fig. 5 is a partially enlarged view of B in fig. 4.
Fig. 6 is a partial schematic view.
Wherein the reference numerals are: 1. a supporting seat; 2. a drive shaft; 3. a permanent magnet rotor; 4. a sliding sleeve; 5. a conductor rotor; 6. an outer water-blocking ring; 7. an inner water-blocking ring; 8. a water retaining ring; 9. an annular plate; 10. an output shaft; 11. a first bracket; 12. a second bracket; 13. a cooling water pipe; 14. an input shaft; 15. an upper water shield plate; 16. a lower water shield; 101. a first bearing set; 102. a port; 201. a rocker arm; 202. a pull rod; 203. a bearing seat; 204. an actuator; 301. a transmission disc; 302. a guide bar; 401. a second bearing set; 601. an outer folded plate; 701. an inner folded plate; 901. a water collection box.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
The first embodiment is as follows:
referring to fig. 1-6, a permanent magnet speed regulator with an independent supporting structure comprises an input shaft 14, an output shaft 10, a conductor rotor 5 arranged outside the input shaft 14, and a permanent magnet rotor 3 arranged outside the output shaft 10, and is characterized in that the input shaft 14 and the output shaft 10 are concentrically arranged, the input shaft 14 is rotatably arranged on a first bracket 11, the output shaft 10 is rotatably arranged on a second bracket 12, the output shaft 10 is connected with a load shaft through a coupler, and the output shaft 10 is supported through the supporting structure;
the supporting structure comprises a supporting seat 1, and an output shaft 10 is rotatably arranged on the supporting seat 1 through a bearing set I101.
The second embodiment:
referring to fig. 1-6, on the basis of the first embodiment, the first embodiment further includes a speed regulation structure, the speed regulation structure includes a driving shaft 2 rotatably disposed on the supporting seat 1, an axis of the driving shaft 2 is perpendicular to an axis of the output shaft 10 and is not in the same plane, rocker arms 201 are disposed at two ends of the driving shaft 2 and outside the bearing set i 101, and the other ends of the rocker arms 201 are hinged to one end of a pull rod 202;
the rotation of the rocker arm 201 can drive the permanent magnet rotor 3 to move along the output shaft 10 through the pull rod 202. The pull rod 202 can be located outside the support base 1, or can pass through the support base 1, the support base 1 is provided with a through hole 102 for allowing the pull rod 202 to pass through, and the driving shaft 2 is generally rotatably arranged on the support base 1 through a bearing and is fixed through a bearing seat 203.
The driving shaft 2 can be driven by the actuator 204, and the permanent magnet rotor 3 moves axially along the output shaft 10 so as to change the coupling area between the permanent magnet rotor 3 and the conductor rotor 5, realize torque transmission with different sizes and achieve the purposes of speed reduction and energy saving.
The permanent magnet rotor 3 is sleeved on the output shaft 10, at least two guide rods 302 are fixedly arranged at one end of the permanent magnet rotor 3 close to the conductor rotor 5 in the circumferential direction, the output shaft 10 is connected with a transmission disc 301 through a key, and the guide rods 302 penetrate through the transmission disc 301;
The sliding assembly comprises a sliding sleeve 4 and a second bearing set 401 arranged on the outer side of the sliding sleeve 4, the sliding sleeve 4 is sleeved on the output shaft 10, one end of the sliding sleeve is fixed on the permanent magnet rotor 3, and the other end of the pull rod 202 is hinged to the outer wall of the second bearing set 402.
Example three:
referring to fig. 1 to 6, on the basis of the first embodiment or the second embodiment, the cooling water tank is further included, which is surrounded by a first bracket 11, a second bracket 12, and an annular plate 9 connecting the first bracket 11 and the second bracket 12, at this time, the first bracket 11 and the second bracket 12 may be plates, and corresponding waterproof structures need to be arranged at the joints of the first bracket 11, the second bracket 12, and the shaft; an inner water-shielding ring 7 and an outer water-shielding ring 6 are sleeved in the cooling water tank and positioned on the periphery of the input shaft 14, a cooling water pipe 13 is arranged between the inner water-shielding ring 7 and the outer water-shielding ring 6, the outer end of the cooling water pipe 13 extends out of the cooling water tank, and a gap is formed between one end of the outer water-shielding ring 6 and the inner wall of the cooling water tank;
the inner water-shield ring 7 and the outer water ring are both located between the inner wall of the cooling water tank and the conductor rotor 5. The inner water-shield ring 7 is typically fixed to the cooling water tank, and the outer water-shield ring 6 is typically fixed to the conductor rotor 5.
A water retaining ring 8 is arranged between the input shaft 14 and the inner water blocking ring 7, and the water retaining ring 8 is fixed on the cooling water tank and is tightly attached to the inner wall of the cooling water tank as much as possible.
An upper water shield 15 and a lower water shield 16 are arranged on the cooling water tank and positioned outside the permanent magnet rotor 3. The upper water shield 15 and the lower water shield 16 are fixed to the inner wall of the cooling water tank.
The lower part of the annular plate 9 is provided with a water collecting box 901 communicated with the inside of the annular plate 9.
The outlet of the cooling water pipe 13 faces the inner wall of the outer water-blocking ring 6.
One end of the inner water-shielding ring 7 close to the first bracket 11 is provided with an outer folded plate 601, and two ends of the outer water-shielding ring 6 are provided with inner folded plates 701.
Set up water shield 15 and water shield 16 down and can make the cooling water get rid of the water-cooling box inboard along the certain route under the centrifugal force effect, unified inflow water catch bowl again gets into outside cooling water circulation system, the above-mentioned function of realization that outer folded plate 601 and outer folded plate 601 can be better.
The permanent magnet rotor 3 and the conductor rotor 5 can adopt the prior art, generally, the conductor rotor 5 comprises a conductor disc, an inner double-cylinder structure and an outer double-cylinder structure, the permanent magnet rotor 3 comprises a permanent magnet disc and a magnetic ring, the magnetic ring is arranged on one side of the permanent magnet disc and is opposite to the inner double-cylinder structure and the outer double-cylinder structure of the conductor rotor 5, and the magnetic ring is arranged between the inner double-cylinder structure and the outer double-cylinder structure and is coaxial with the conductor rotor 5.
The cooling water is guided to the outer water-shielding ring 6 through the cooling water pipe 13, flows through the conductor disc of the conductor rotor 5, the inner and outer double cylinders and the magnetic ring of the permanent magnet rotor 3, is thrown to the upper part of the water-cooling water tank under the action of centrifugal force, and flows into the water collection box 901 along the inner wall of the cooling water tank to enter an external cooling circulation system.
The annular plate 9 can be formed by splicing two semicircular plates, so that the installation at the later stage is convenient, and necessary water leakage prevention measures can be taken at the joint through bolt connection. In addition, the inner water shielding ring 7, the water shielding ring 8, the upper water shielding plate 15 and the lower water shielding plate 16 can protect internal parts of the equipment and prevent corrosion as much as possible.
It should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical features that the utility model has not been described can be realized through or adopt prior art, and no longer give unnecessary details here, and of course, the above-mentioned explanation is not right the utility model discloses a restriction, the utility model discloses also not only be limited to the above-mentioned example, ordinary skilled person in this technical field is in the utility model discloses a change, modification, interpolation or replacement made in the essential scope also should belong to the utility model discloses a protection scope.
Claims (8)
1. A permanent magnet speed regulator with an independent supporting structure comprises an input shaft, an output shaft, a conductor rotor arranged on the outer side of the input shaft and a permanent magnet rotor arranged on the outer side of the output shaft, and is characterized in that the input shaft and the output shaft are concentrically arranged, the input shaft is rotatably arranged on a first support, the output shaft is rotatably arranged on a second support, the output shaft is connected with a load shaft through a coupler, and the output shaft is supported through the supporting structure;
the supporting structure comprises a supporting seat, and the output shaft is rotatably arranged on the supporting seat through a bearing set.
2. The permanent magnet speed regulator with the independent support structure according to claim 1, further comprising a speed regulating structure, wherein the speed regulating structure comprises a driving shaft rotatably arranged on the support base, the axis of the driving shaft is perpendicular to the axis of the output shaft and is not in the same plane, rocker arms are arranged at two ends of the driving shaft and outside the bearing set, and the other ends of the rocker arms are hinged to one end of a pull rod;
the rocker arm can drive the permanent magnet rotor to move along the output shaft through the pull rod in a rotating mode.
3. The permanent magnet speed regulator with the independent support structure according to claim 2, wherein the permanent magnet rotor is sleeved on the output shaft, at least two guide rods are fixedly arranged at one end of the permanent magnet rotor close to the conductor rotor in the circumferential direction, the output shaft is provided with a transmission disc through a key or an expansion sleeve, and the guide rods penetrate through the transmission disc;
the permanent magnet rotor is connected with the pull rod through a sliding assembly, the sliding assembly is fixedly connected with the permanent magnet rotor, the other end of the pull rod is hinged to the sliding assembly, and the sliding assembly is sleeved on the output shaft.
4. The permanent magnet speed governor with independent supporting structure of claim 3, wherein the sliding assembly comprises a sliding sleeve and a bearing set arranged outside the sliding sleeve, the sliding sleeve is sleeved on the output shaft, one end of the sliding sleeve is fixed on the permanent magnet rotor, and the other end of the pull rod is hinged on the outer wall of the bearing set.
5. The permanent magnet speed regulator with the independent support structure according to claim 1, further comprising a cooling water tank enclosed by a first support, a second support and an annular plate connecting the first support and the second support, wherein an inner water-blocking ring and an outer water-blocking ring are sleeved inside the cooling water tank and on the periphery of the input shaft, a cooling water pipe is arranged between the inner water-blocking ring and the outer water-blocking ring, the outer end of the cooling water pipe extends out of the cooling water tank, and a gap is formed between one end of the outer water-blocking ring and the inner wall of the cooling water tank;
the inner water-blocking ring and the outer water ring are both positioned between the inner wall of the cooling water tank and the conductor rotor.
6. The permanent magnet governor having an independent support structure of claim 5, wherein a water dam is disposed between the input shaft and the inner water dam.
7. The permanent magnet governor having an independent support structure of claim 5, wherein an upper water shield and a lower water shield are provided on the cooling water tank and outside the permanent magnet rotor.
8. The permanent magnet governor having an independent support structure of claim 5, wherein a lower portion of the annular plate is provided with a water collection box communicating with an inside of the annular plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123306961.XU CN216851726U (en) | 2021-12-24 | 2021-12-24 | Permanent magnet speed regulator with independent supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123306961.XU CN216851726U (en) | 2021-12-24 | 2021-12-24 | Permanent magnet speed regulator with independent supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216851726U true CN216851726U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123306961.XU Active CN216851726U (en) | 2021-12-24 | 2021-12-24 | Permanent magnet speed regulator with independent supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216851726U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114244068A (en) * | 2021-12-24 | 2022-03-25 | 青岛斯普瑞能源科技有限公司 | Permanent magnet speed regulator with independent supporting structure |
-
2021
- 2021-12-24 CN CN202123306961.XU patent/CN216851726U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114244068A (en) * | 2021-12-24 | 2022-03-25 | 青岛斯普瑞能源科技有限公司 | Permanent magnet speed regulator with independent supporting structure |
| CN114244068B (en) * | 2021-12-24 | 2023-08-25 | 青岛斯普瑞能源科技有限公司 | Permanent magnet speed regulator with independent supporting structure |
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