CN215378622U - Variable torque motor with multiple stator discs - Google Patents
Variable torque motor with multiple stator discs Download PDFInfo
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- CN215378622U CN215378622U CN202121918645.5U CN202121918645U CN215378622U CN 215378622 U CN215378622 U CN 215378622U CN 202121918645 U CN202121918645 U CN 202121918645U CN 215378622 U CN215378622 U CN 215378622U
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Abstract
The utility model relates to the field of disk motors, in particular to a multi-stator-disk torque-variable motor which comprises a stator shell and stator disks, wherein the cross section of the stator shell is of a semi-annular structure, the cross section of each stator disk is of a semi-circular structure, a bearing slot is formed in the axis of each stator disk, each stator disk is fixedly sleeved in the stator shell, a rotor is arranged between every two adjacent stator disks, the two stator shells are connected through a longitudinal connecting device after being buckled, the stator shells on the two sides of each rotor are connected through a transverse connecting device, whether the distance between the stator disks is changed or not can be checked in time when the two stator disks are arranged, the integral disassembly and reassembly are not needed, the workload of workers is reduced, and the assembly efficiency of the stator disks and the rotors is also improved.
Description
Technical Field
The utility model relates to the field of disk motors, in particular to a variable torque motor with multiple stator disks.
Background
The disc type motor is also called as a disc type motor, has the characteristics of small volume, light weight and high efficiency, and has wider application range.
The existing installation mode of the stator disc and the rotor is as follows: the rotor is fixedly sleeved on the bearing, stator discs are arranged on two sides of each rotor, the stator discs are fixedly arranged in the stator covers, the stator covers on the outer ring sides of every two stator discs are fixed through bolts, the two stators on the outermost sides are fixedly arranged on the outer ring discs of the bearing, and the bearing is fixedly connected with the inner ring discs of the bearing, but the mounting mode has the following problems;
referring to fig. 1, since the stator casing II 23 of the conventional disc motor is an integrated circular ring structure, after two stator discs are mounted, the stator shell II 23 on the outer ring side of the two stator discs needs to be fixedly screwed by bolts, however, if the bolts are tightened too tightly or too loosely during the bolt tightening process, the distance between the two stator plates may be changed by the bolts, but there is almost no gap between the two stator shells II 23 and it is not seen whether the distance between the inner rotor and the stator disc changes, if the distance between the stator plates on both sides of each rotor has a little error, the stator plates are installed at the end, so that a large accumulated error easily occurs, this is not acceptable in the technical requirements for assembling the stator disc and the rotor, and it is necessary to remove all the stator covers and reinstall the stator disc, which increases the workload of workers and also reduces the efficiency of assembling the stator disc and the rotor.
SUMMERY OF THE UTILITY MODEL
In view of the shortcomings of the prior art, the utility model aims to provide a multi-stator disc variable torque motor to solve the problems.
The variable torque motor with the multiple stator discs comprises a stator shell and the stator discs, wherein the cross section of the stator shell is of a semi-annular structure, the cross section of each stator disc is of a semicircular structure, a bearing slot is formed in the axis of each stator disc, the stator discs are fixedly sleeved inside the stator shell, a rotor is installed between every two adjacent stator discs, the two stator shells are connected through a longitudinal connecting device after being buckled, and the stator shells on two sides of each rotor are connected through a transverse connecting device.
The rotor bearing further comprises a supporting shell, the supporting shell is fixedly sleeved on an outer ring disc of the bearing, and an inner ring disc of the bearing and the rotor are fixedly sleeved on the rotating shaft.
The stator is characterized in that a longitudinal fixing lug is arranged on the stator shell, and a longitudinal through hole is formed in the longitudinal fixing lug.
The longitudinal connecting device is a bolt and a first nut, and the bolt penetrates through the longitudinal through hole and then is in threaded connection with the first nut.
The transverse connecting device comprises a connecting shaft and a penetrating nut;
the connecting shaft is fixedly arranged on the peripheral surface of the stator shell, threads are uniformly distributed on a first end of the connecting shaft, a narrow shaft is fixedly connected to a second end of the connecting shaft, and a blocking piece is fixedly connected to the end part of the narrow shaft;
the inner side of the first port of the penetrating nut is sleeved with a first blocking ring, the inner side of the penetrating nut is further sleeved with a second blocking ring, the diameter of the first blocking ring and the diameter of the second blocking ring are larger than that of the narrow shaft and smaller than that of the blocking piece, and the blocking piece is installed in a sliding groove surrounded by the first blocking ring and the second blocking ring.
And reverse threads matched with the first end of the connecting shaft are uniformly distributed on the inner wall of the sleeve nut outside the sliding groove.
The outer peripheral surface of the stator shell is fixedly provided with a transverse fixing lug, and a transverse hole is formed in the transverse fixing lug.
The transverse connection device comprises a threaded rod and a second nut, and after the threaded rod penetrates through the transverse hole, two ends of the threaded rod are respectively in threaded connection with the second nut.
Compared with the prior art, the equipment has the beneficial effects that:
according to the equipment, when the stator discs and the rotor are installed, half of the stator discs can be transversely installed, after two stator discs are installed, the stator shells of the stator discs are connected through the transverse connecting device, the cross section of each stator shell is of a semi-annular structure, so that whether the distance between the adjacent semicircular stator discs is changed or not can be seen, if the distance is changed, the transverse connecting device is taken down and then adjusted in time, and the distance between the stator discs is judged to be changed or not by observing whether accumulated errors exist or not only after all the stator discs are installed unlike the prior art; if the distance between all the adjacent semicircular stator discs is not changed, the other half of the stator discs are buckled on the installed stator discs, and the stator shells on the stator discs are connected through a longitudinal connecting device; whether the distance between the stator discs is changed or not can be checked in time by installing two stator discs, the whole stator discs do not need to be dismounted and remounted, the workload of workers is reduced, and the assembly efficiency of the stator discs and the rotor is also improved.
Drawings
Fig. 1 is a schematic view of a stator case of a conventional disc motor.
Fig. 2 is a schematic diagram of a variable torque motor with multiple stator plates with a hidden support housing.
Fig. 3 is a schematic diagram of a variable torque motor with multiple stator plates.
Fig. 4 is a schematic diagram of a multi-stator disc torque converter motor with a hidden support housing and a hidden stator housing.
Fig. 5 is a schematic view of the connecting shaft.
Fig. 6 is a schematic view of a pierce nut.
In the drawings: the stator comprises a stator shell 1, a stator disc 2, a support shell 21, a bearing slot 3, a rotor 4, a longitudinal fixing lug 5, a longitudinal through hole 6, a bolt 7, a bearing 9, an outer ring disc 91, an inner ring disc 92, a rotating shaft 10, a connecting shaft 11, a penetrating nut 12, a baffle plate 13, a first baffle ring 14, a second baffle ring 15, a sliding groove 16, a transverse fixing lug 17, a threaded rod 19, a second nut 20, a support shell 21, a narrow shaft 22 and a stator shell II 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 2 to 4, the multi-stator disc torque-variable motor includes a stator housing 1 and a stator disc 2, the cross section of the stator housing 1 is a semi-annular structure, the cross section of the stator disc 2 is a semi-circular structure, a bearing slot 3 is arranged on the axis of the stator disc 2, the stator disc 2 is fixedly sleeved inside the stator housing 1, a rotor 4 is installed between two adjacent stator discs 2, the two stator housings 1 are connected by a longitudinal connecting device after being buckled, the stator housings 1 on both sides of each rotor 4 are connected by a transverse connecting device, the multi-stator disc torque-variable motor further includes a support housing 21, the support housing 21 is fixedly sleeved on an outer ring disc 91 of a bearing 9, and an inner ring disc 92 of the bearing 9 and the rotor 4 are both fixedly sleeved on a rotating shaft 10;
before the stator disc 2 is installed, one of the support shells 21 is fixedly sleeved on the outer ring disc 91 of the bearing 9, the stator shell 1 of the first stator disc 2 is connected with the support shell 21 through a transverse connecting device, the support shell 21 plays a role in supporting the stator shell 1, then the stator shell 1 of the next stator disc 2 is connected through a transverse connecting device, the rotor 4 is positioned between the two semicircular stator discs 2, and as the cross section of the stator shell 1 is of a semi-annular structure, it can be seen whether the distance between adjacent semicircular stator plates 2 has changed, if so, the transverse connection device is removed and adjusted in time, if not, the above operations are repeated until all the stator plates 2 are installed, then, the other half of the stator discs 2 are vertically and correspondingly buckled on the installed stator discs 2 one by one, and the stator shells 1 on the stator discs 2 are connected through a longitudinal connecting device; the distance between the stator discs 2 can be checked in time whether to change or not by installing the two stator discs 2, the whole stator discs do not need to be dismounted and remounted, the workload of workers is reduced, and the assembly efficiency of the stator discs and the rotor is also improved.
Referring to fig. 2 to 4, specifically, a longitudinal fixing lug 5 is disposed on the stator casing 1, a longitudinal through hole 6 is disposed on the longitudinal fixing lug 5, and the longitudinal connecting device is a bolt 7 and a first nut; in this equipment, when two stator discs 2 of vertical lock, if perforation 6 on the stator shell 1 aligns, then two stator discs 2 in the vertical direction align, because the distance between horizontal stator disc 2 has been adjusted, so long as two stator discs 2 in the vertical direction align, then can guarantee that after semicircular stator disc 2 lock becomes a slice of circular stator disc, the interval between circular stator disc is still unchangeable, then with bolt 7 runs through behind vertical perforation 6 with first nut threaded connection, realize the fixed between two liang of stator discs 2 of lock.
Referring to fig. 3 and 4, further, in this embodiment, the stator shells 1 may be integrally cast, the casting is a half-barrel structure, the distance between each stator shell 1 is designed by a mold during casting, only the rotor 4 needs to be inserted into the gap between each stator shell 1, then the position of one rotor 4 in the gap is adjusted, the position of one rotor 4 is adjusted, and then the positions of the other rotors 4 are adjusted correspondingly, and then the integrally cast half-barrel structure stator shell 1 is connected with the support housing 21 by a transverse connecting device.
In particular, two embodiments are provided below for the transverse connection means,
implementation mode one
Referring to fig. 2, 5 and 6, the transverse connecting device includes a connecting shaft 11 and a through nut 12;
the connecting shaft 11 is fixedly arranged on the peripheral surface of the stator shell 1, threads are uniformly distributed at the first end of the connecting shaft 11, a narrow shaft 22 is fixedly connected at the second end of the connecting shaft, and a blocking piece 13 is fixedly connected at the end part of the narrow shaft 22;
a first baffle ring 14 is sleeved on the inner side of a first port of the penetrating nut 12, a second baffle ring 15 is sleeved on the inner side of the penetrating nut, the diameters of the first baffle ring 14 and the second baffle ring 15 are larger than the diameter of the narrow shaft 22 and smaller than the diameter of the baffle piece 13, so that the baffle piece 13 is limited, the baffle piece 13 is installed in a sliding groove 16 formed by the first baffle ring 14 and the second baffle ring 15 in a surrounding mode, and reverse threads matched with the first end of the connecting shaft 11 are uniformly distributed on the inner wall of the penetrating nut 12 on the outer side of the sliding groove 16;
when the stator shell 1 needs to be transversely connected, the penetrating and sleeving nut 12 is pulled along the narrow shaft 22 direction, the penetrating and sleeving nut 12 can be in contact with the adjacent connecting shaft 11 under the condition that the stator shell 1 does not move, then the penetrating and sleeving nut 12 is in threaded connection with the adjacent connecting shaft 11, the penetrating and sleeving nut 12 continuously moves along the narrow shaft 22 direction in the process until the penetrating and sleeving nut 12 is screwed with the adjacent connecting shaft 11, and as the transverse connecting device is arranged on each stator shell 1, when the distance between any two stator shells 1 changes, the stator shells can be timely detached for adjustment.
Second embodiment
Referring to fig. 2, the outer circumferential surfaces of the stator housing 1 and the support housing 21 are fixedly provided with transverse fixing lugs 17, the transverse fixing lugs 17 are provided with transverse holes, the transverse connecting device includes a threaded rod 19 and second nuts 20, when the stator housing 1 needs to be transversely connected, the threaded rod 19 penetrates through the stator housing 1 and the two support housings 21, and then the threaded rod is respectively in threaded connection with two ends of the threaded rod 19 through the second nuts 20.
The working principle is as follows:
before the stator disc 2 is installed, one of the support shells 21 is fixedly sleeved on the outer ring disc 91 of the bearing 9, the stator shell 1 of the first stator disc 2 is connected with the support shell 21 through a transverse connecting device, the support shell 21 plays a role in supporting the stator shell 1, then the stator shell 1 of the next stator disc 2 is connected through a transverse connecting device, the rotor 4 is positioned between the two semicircular stator discs 2, and as the cross section of the stator shell 1 is of a semi-annular structure, it can be seen whether the distance between adjacent semicircular stator plates 2 has changed, if so, the transverse connection device is removed and adjusted in time, if not, the above operations are repeated until all the stator plates 2 are installed, then, the other half of the stator discs 2 are vertically and correspondingly buckled on the installed stator discs 2 one by one, and the stator shells 1 on the stator discs 2 are connected through a longitudinal connecting device; the distance between the stator discs 2 can be checked in time whether the distance is changed or not every time two stator discs 2 are installed, and the whole stator discs do not need to be dismounted and reassembled.
The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.
Claims (8)
1. The variable torque motor with the multiple stator discs is characterized by comprising a stator shell (1) and the stator discs (2), wherein the cross section of the stator shell (1) is of a semi-annular structure, the cross section of each stator disc (2) is of a semicircular structure, a bearing slot (3) is formed in the axis of each stator disc (2), each stator disc (2) is fixedly sleeved inside the corresponding stator shell (1), rotors (4) are installed between every two adjacent stator discs (2), the two stator shells (1) are connected through a longitudinal connecting device after being buckled, and the stator shells (1) on the two sides of each rotor (4) are connected through a transverse connecting device.
2. The multi-stator disc torque converter motor according to claim 1, further comprising a support housing (21), wherein the support housing (21) is fixedly sleeved on an outer ring disc (91) of a bearing (9), and an inner ring disc (92) of the bearing (9) and the rotor (4) are fixedly sleeved on the rotating shaft (10).
3. The multi-stator disc torque-variable motor according to claim 1, wherein the stator casing (1) and the support housing (21) are provided with longitudinal fixing lugs (5), and the longitudinal fixing lugs (5) are provided with longitudinal through holes (6).
4. The multi-stator disc variable torque motor according to claim 2, wherein the longitudinal connecting means is a bolt (7) and a first nut, and the bolt (7) is threaded with the first nut after penetrating through the longitudinal through hole (6).
5. A multi-stator disc variable torque motor according to claim 1, wherein the transverse connection means comprises a connection shaft (11) and a through nut (12);
the connecting shaft (11) is fixedly arranged on the outer peripheral surfaces of the stator shell (1) and the supporting shell (21), threads are uniformly distributed on the first end of the connecting shaft (11), the second end of the connecting shaft is fixedly connected with a narrow shaft (22), and the end part of the narrow shaft (22) is fixedly connected with a blocking piece (13);
the inner side of a first port of the penetrating nut (12) is sleeved with a first blocking ring (14), the inner side of the penetrating nut is further sleeved with a second blocking ring (15), the diameter of the first blocking ring (14) and the diameter of the second blocking ring (15) are larger than that of the narrow shaft (22) and smaller than that of the blocking piece (13), and the blocking piece (13) is installed in a sliding groove (16) defined by the first blocking ring (14) and the second blocking ring (15).
6. The multi-stator disc torque-variable motor according to claim 5, wherein the inner wall of the penetrating nut (12) outside the sliding slot (16) is uniformly provided with reverse threads matched with the first end of the connecting shaft (11).
7. The multi-stator disc torque-variable motor according to claim 1, wherein the stator casing (1) and the supporting housing (21) are fixedly provided with transverse fixing lugs (17) on the outer peripheral surfaces thereof, and the transverse fixing lugs (17) are provided with transverse holes.
8. The multi-stator disc variable torque motor according to claim 7, wherein the transverse connection means comprises a threaded rod (19) and a second nut (20), and after the threaded rod (19) penetrates through the transverse opening, both ends of the threaded rod (19) are respectively in threaded connection with the second nut (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121918645.5U CN215378622U (en) | 2021-08-16 | 2021-08-16 | Variable torque motor with multiple stator discs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121918645.5U CN215378622U (en) | 2021-08-16 | 2021-08-16 | Variable torque motor with multiple stator discs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215378622U true CN215378622U (en) | 2021-12-31 |
Family
ID=79618760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121918645.5U Active CN215378622U (en) | 2021-08-16 | 2021-08-16 | Variable torque motor with multiple stator discs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215378622U (en) |
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2021
- 2021-08-16 CN CN202121918645.5U patent/CN215378622U/en active Active
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