CN217563458U - Emergency direct connection mechanism for permanent magnet transmission equipment - Google Patents
Emergency direct connection mechanism for permanent magnet transmission equipment Download PDFInfo
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- CN217563458U CN217563458U CN202221225948.3U CN202221225948U CN217563458U CN 217563458 U CN217563458 U CN 217563458U CN 202221225948 U CN202221225948 U CN 202221225948U CN 217563458 U CN217563458 U CN 217563458U
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Abstract
The utility model relates to an emergent antithetical couplet mechanism for permanent magnetism transmission equipment, including conductor rotor subassembly, magnetic rotor subassembly and antithetical couplet subassembly. The conductor rotor assembly has a mounting chamber in which the magnetic rotor assembly is located and an air gap exists between the conductor rotor assembly and the magnetic rotor assembly. A first mounting unit is arranged on the conductor rotor assembly, and a second mounting unit correspondingly matched with the first mounting unit is arranged on the magnetic rotor assembly. The direct connection assembly penetrates through the first mounting unit and the second mounting unit respectively so as to fixedly connect the conductor rotor assembly and the magnetic rotor assembly. If transmission problems such as eddy current transmission inefficacy appear in equipment, can't transmit power between motor and the load will result in, the utility model discloses a direct connection subassembly can be direct become rigid connection with permanent magnetism transmission equipment and continue to maintain the operation, has shortened the down time of waiting for equipment maintenance, has also reserved operating space for equipment maintenance simultaneously to can reduce the manufacturing cost that equipment trouble loses.
Description
Technical Field
The utility model relates to an industrial transmission technical field especially relates to an emergent direct-connected mechanism for permanent magnetism transmission equipment.
Background
The permanent magnet eddy current transmission device belongs to a coupling transmission device, and can realize non-contact power transmission. The permanent magnet eddy current transmission device consists of two independent conductor disc rotating bodies and a magnetic disc rotating body which are not in contact with each other, and a certain air gap is formed between the two rotating bodies. The conductor disk rotor is connected with the output end of the motor, and the other disk rotor with the permanent magnetic material is connected with the load input end. The conductor disc rotor and the magnetic disc rotor generate relative motion in the rotation process of the motor, the alternating magnetic field generates eddy current on the conductor disc rotor through the air gap, and simultaneously the eddy current generates an induction magnetic field to interact with a permanent magnetic field on the magnetic disc so as to realize the non-contact transmission of power. Thereby realizing the torque transmission between the motor and the load.
The existing permanent magnet eddy current speed regulation device belongs to a permanent magnet eddy current transmission device, in the structure, when equipment breaks down, the air gap between a magnetic disk and a conductor disk cannot be continuously regulated and controlled, at the moment, the work site can only be stopped and overhauled, professional workers are waited to maintain and process, the process is time-consuming, the equipment production is influenced, a large amount of time is wasted, and further the existing equipment structure can only lead to the fact that the work site cannot work if some equipment faults occur, the equipment can only be stopped by being forced, but certain special environment equipment cannot be stopped once being started within a short time, especially, a blast furnace draught fan is used, and if the equipment is forced to stop, huge production loss is caused.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the above-mentioned shortcoming, the deficiency of prior art, the utility model provides an emergent direct-connected system constructs for permanent magnetism transmission equipment, it has solved current permanent magnetism transmission equipment's job site and can only carry out the machine halt when breaking down and overhaul, waits for professional staff to maintain and handle, and then consumes plenty of time's technical problem.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
the embodiment of the utility model provides an emergent direct-connected mechanism for permanent magnet transmission equipment, which comprises a conductor rotor assembly, a magnetic rotor assembly and a direct-connected assembly;
the conductor rotor assembly has a mounting chamber in which the magnetic rotor assembly is located with an air gap between the conductor rotor assembly and the magnetic rotor assembly;
a first mounting unit is arranged on the conductor rotor assembly, and a second mounting unit correspondingly matched with the first mounting unit is arranged on the magnetic rotor assembly;
the direct connection assembly penetrates through the first mounting unit and the second mounting unit respectively so as to fixedly connect the conductor rotor assembly and the magnetic rotor assembly.
Optionally, the conductor rotor assembly includes two symmetrically arranged conductor disks, and the two conductor disks are made of steel; the conductor rotor assembly further comprises a spacing bracket, the spacing bracket is arranged between the two conductor discs, and two ends of the spacing bracket are fixedly connected with the two conductor discs;
a plurality of first mounting holes are formed in the conductor disc along the axial direction of the conductor disc, and the first mounting holes jointly form the first mounting unit.
Optionally, the magnetic rotor assembly comprises two symmetrically arranged conductor disks; the two conductor magnetic disks are arranged in the installation cavity formed by the two conductor disks; the two conductor disks are opposite and are provided with magnetic steel units, each magnetic steel unit comprises a plurality of magnetic steels, and the magnetic steels are arranged at intervals along the circumferential direction of the conductor disks;
the air gap is arranged between the magnetic steel unit and the conductor disc.
Optionally, a plurality of second mounting holes are formed in the conductor magnetic disk along the axial direction of the conductor magnetic disk, and the second mounting holes jointly form the second mounting unit.
Optionally, the first mounting hole is distal from a central axis of the conductor disc; the second mounting hole is opened in the peripheral edge of conductor disc, and for having the recess of breach, just first mounting hole with correspond the coaxial setting of recess.
Optionally, the direct coupling assembly comprises a direct coupling shaft and two lock nuts;
one end of the direct coupling sequentially penetrates through the first mounting hole in the conductor disc, the groove in the conductor disc and the groove in the conductor disc, penetrates out of the first mounting hole in the conductor disc from the groove in the conductor disc, and the two ends of the direct coupling are fixed through the two locking nuts respectively.
Optionally, the straight coupling and the spacer bracket are equally spaced.
Optionally, the first mounting hole is near a central axis of the conductor disc; the second mounting hole is close to the central axis of the conductor magnetic disc, and the first mounting hole and the corresponding second mounting hole are coaxially arranged.
Optionally, the direct-coupled assembly comprises a direct-coupled shaft and a fixing nut;
one end of the direct connection shaft lever is provided with a locking part, and the other end of the direct connection shaft lever sequentially penetrates through the first mounting hole on one conductor disc, the second mounting hole on one conductor disc and the second mounting hole on the other conductor disc, penetrates out of the first mounting hole on the other conductor disc and is fixed through the fixing nut.
Optionally, the magnetic rotor assembly further includes two symmetrically disposed magnetic steel back plates, and the magnetic steel back plates are respectively disposed on two opposite sides of the conductor disk.
(III) advantageous effects
The utility model has the advantages that: the utility model discloses an emergent direct-connected mechanism for permanent magnetism transmission equipment, including conductor rotor subassembly, magnetic rotor subassembly and direct-connected subassembly, wherein seted up first installation unit on the conductor rotor subassembly, the design has the second installation unit on the magnetic rotor subassembly, the first installation unit of conductor rotor subassembly and the second installation unit of magnetic rotor subassembly correspond each other and cooperate; when the permanent magnet transmission equipment is rigidly connected, a conductor rotor assembly corresponds to a first mounting unit and a second mounting unit on a magnetic rotor assembly, the conductor rotor assembly and the magnetic rotor assembly of the permanent magnet transmission equipment are changed into a rigidly connected transmission mode from non-contact flexible eddy current transmission by utilizing a direct connection assembly, namely when the equipment fails, the conductor rotor assembly can be fixedly connected with the magnetic rotor assembly through the direct connection assembly, and the conductor rotor assembly drives the magnetic rotor assembly to synchronously rotate through the direct connection assembly; and the operation is simple and the implementation is easy. Compared with the traditional permanent magnet transmission equipment, the equipment will lead to unable transmission power between motor and the load if transmission problems such as eddy current transmission inefficacy appear, the utility model discloses a directly link the subassembly can be direct become rigid connection with permanent magnet transmission equipment and continue the maintenance operation, has shortened the down time of waiting for the equipment maintenance, has also reserved operable space for the equipment maintenance simultaneously with changing to can effectually reduce the manufacturing cost that the equipment trouble is lost.
Drawings
Fig. 1 is a schematic perspective view of an embodiment 1 of an emergency direct connection mechanism for a permanent magnet transmission device according to the present invention;
FIG. 2 is a perspective view of the magnetic rotor of FIG. 1;
FIG. 3 is a schematic view of the magnetic field distribution of the magnetic steel unit and the conductor disc when the conductor disc in FIG. 2 rotates;
FIG. 4 is a perspective view of the conductor rotor assembly of FIG. 1;
fig. 5 is a schematic perspective view of an embodiment 2 of the emergency direct-connection mechanism for permanent magnet transmission equipment of the present invention;
FIG. 6 is a schematic longitudinal cross-sectional view of FIG. 5;
FIG. 7 is a perspective view of the magnetic rotor of FIG. 6;
fig. 8 is a perspective view of the conductor rotor assembly of fig. 6.
[ description of reference ]
1: a conductor rotor assembly; 11: a conductor disc; 12: a spacer bracket; 13: a first mounting hole;
2: a magnetic rotor assembly; 21: a conductor magnetic disk; 22: a magnetic steel unit; 221: magnetic steel; 23: a second mounting hole; 24: a magnetic steel back plate;
3: a direct connection component; 31: a direct coupling; 32: locking the nut; 31': a direct-coupled shaft lever; 32': and (5) fixing the nut.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
Example 1:
referring to fig. 1-4, the embodiment of the present invention provides an emergency direct-connection mechanism for a permanent magnet transmission device, including a conductor rotor assembly 1 for connecting an output end of a motor, a magnetic rotor assembly 2 for connecting a load, and a direct-connection assembly 3 capable of fixedly connecting the conductor rotor assembly 1 and the magnetic rotor assembly 2 together.
The conductor rotor assembly 1 has a mounting chamber in which the magnetic rotor assembly 2 is located, and an air gap exists between the conductor rotor assembly 1 and the magnetic rotor assembly 2.
The conductor rotor assembly 1 is provided with a first mounting unit, and the magnetic rotor assembly 2 is provided with a second mounting unit correspondingly matched with the first mounting unit.
The direct connection component 3 respectively passes through the first mounting unit and the second mounting unit so as to fixedly connect the conductor rotor component 1 and the magnetic rotor component 2.
Further, the conductor rotor assembly 1 includes two symmetrically disposed conductor disks 11, and the two conductor disks 11 are made of steel. In particular, a mounting chamber is formed between the two conductor discs 11. The mounting chamber is capable of receiving the magnetic rotor assembly 2. The conductor rotor assembly 1 further comprises a spacing bracket 12, the spacing bracket 12 is arranged between the two conductor discs 11, and two ends of the spacing bracket 12 are fixedly connected with the two conductor discs 11.
In the present embodiment, the spacer 12 is provided for the purpose of ensuring the positional relationship between the two conductor disks 11 and the magnet rotor assembly 2, and the supporting effect is better.
Furthermore, a plurality of first mounting holes 13 are formed in the conductor disc 11 along the axial direction thereof, and the plurality of first mounting holes 13 together form a first mounting unit.
Further, referring to fig. 3, the magnetic rotor assembly 2 includes two symmetrically disposed conductor disks 21. Two conductor disks 21 are disposed in a mounting chamber formed by the two conductor disks 11. Two conductor discs 21 all are provided with magnet steel unit 22 back to the back, and magnet steel unit 22 includes a plurality of magnet steels 221, and magnet steel 221 sets up along conductor disc 21's circumference interval, and two adjacent magnet steels 221's magnetism is opposite. A good magnetic field strength can be provided.
An air gap is provided between the magnetic steel unit 22 and the conductor disc 11.
Furthermore, a plurality of second mounting holes 23 are formed in the conductor magnetic disk 21 along the axial direction thereof, and the plurality of second mounting holes 23 jointly form a second mounting unit.
In the present embodiment, a magnetic field can be formed between the rotating conductor disc 11 and the conductor magnetic disc 21, and the two conductor magnetic discs 21 and the load connected to the conductor magnetic discs 21 are driven to rotate synchronously by the magnetic field.
The utility model discloses an emergent direct-connected mechanism for permanent magnet transmission equipment, including conductor rotor subassembly 1, magnetic rotor subassembly 2 and direct-connected subassembly 3, wherein seted up first installation unit on the conductor rotor subassembly 1, designed with the second installation unit on the magnetic rotor subassembly 2, the first installation unit of conductor rotor subassembly 1 and the second installation unit of magnetic rotor subassembly 2 correspond each other and cooperate; when the permanent magnet transmission equipment is rigidly connected, the first installation unit and the second installation unit on the conductor rotor assembly 1 and the magnetic rotor assembly 2 are corresponding. Specifically, when equipment breaks down, the conductor rotor subassembly 1 and the magnetic rotor subassembly 2 of permanent magnetism transmission equipment are changed by non-contact's flexible vortex transmission for the transmission mode of rigid connection with permanent magnetism transmission equipment's utilization direct-connection subassembly 3, and conductor rotor subassembly 1 can be through direct-connection subassembly 3 and magnetic rotor subassembly 2 fixed connection, and conductor rotor subassembly 1 drives magnetic rotor subassembly 2 synchronous revolution through direct-connection subassembly 3. And the operation is simple and the implementation is easy. Compared with the traditional permanent magnet transmission equipment, the equipment will lead to unable transmission power between motor and the load if transmission problems such as eddy current transmission inefficacy appear, the utility model discloses a directly link the subassembly can be direct become rigid connection with permanent magnet transmission equipment and continue the maintenance operation, has shortened the down time of waiting for the equipment maintenance, has also reserved operable space for the equipment maintenance simultaneously with changing to can effectually reduce the manufacturing cost that the equipment trouble is lost.
Further, referring to fig. 2 and 4, the first mounting hole 13 is distant from the central axis of the conductor disc 11. The second mounting hole 23 is opened in the outer peripheral edge of the conductor disk 21, and is a groove having a notch, and the first mounting hole 13 and the corresponding groove are coaxially arranged.
Further, the direct coupling assembly 3 includes a direct coupling shaft 31 and two lock nuts 32.
One end of the direct coupling shaft 31 sequentially passes through the first mounting hole 13 on one conductor disc 11, the groove on one conductor disc 21 and the groove on the other conductor disc 21 and penetrates out of the first mounting hole 13 on the other conductor disc 11, and two ends of the direct coupling shaft 31 are fixed through two locking nuts 32 respectively.
In the present embodiment, the position of the first mounting hole 13 is set at the outer ring of one side end face of the conductor disc 11, which can facilitate the installation of the straight coupling 31 and the removal and replacement of the straight coupling 31 in the subsequent maintenance process.
Further, the direct coupling shaft 31 and the spacer 12 are equally spaced. The space is reasonably utilized, so that the structure is more compact.
Further, the magnetic rotor assembly 2 further includes two magnetic steel back plates 24 symmetrically disposed, and the magnetic steel back plates 24 are respectively disposed on opposite sides of the two conductor disks 21. The magnetic steel back plate 24 is arranged on one side of the conductor disc 21 far away from the conductor disc 11, the magnetic steel 221 penetrates through the conductor disc 21, and the conductor disc 21 is used for fixing the magnetic steel 221. The magnetic steel back plates 24 on the two conductor magnetic disks 21 are used for closing magnetic lines between the two conductor magnetic disks 21 and the two corresponding conductor magnetic disks 11 so as to improve the magnetic field intensity between the magnetic rotor assembly 2 and the conductor rotor assembly 1.
Example 2:
unlike embodiment 1, referring to fig. 5 to 8, the first mounting hole 13 is close to the center axis of the conductor disk 11. The second mounting hole 23 is close to the central axis of the conductor disc 21, and the first mounting hole 13 and the corresponding second mounting hole 23 are coaxially arranged further, the direct connection assembly 3 comprises a direct connection shaft 31 'and a fixing nut 32'.
One end of the direct connecting shaft rod 31' is provided with a locking part, and the other end of the direct connecting shaft rod 31' sequentially passes through the first mounting hole 13 on one conductor disc 11, the second mounting hole 23 on one conductor disc 21 and the second mounting hole 23 on the other conductor disc 21, penetrates out of the first mounting hole 13 on the other conductor disc 11 and is fixed through the fixing nut 32'.
In this embodiment, the connection speed between the direct connection shaft 31' and the conductor disc 21 and the conductor disc 11 is faster, only one bolt needs to be screwed to complete rigid connection, the downtime of equipment maintenance is further waited, and the maintenance efficiency is higher. Meanwhile, the interference between the first mounting hole 13 and the second mounting hole 23 is avoided, and the machining precision of the first mounting hole 13 and the second mounting hole 23 is reduced.
In the present application, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. An emergency direct connection mechanism for permanent magnet transmission equipment is characterized by comprising a conductor rotor assembly (1), a magnetic rotor assembly (2) and a direct connection assembly (3);
the conductor rotor assembly (1) is provided with a mounting cavity, the magnetic rotor assembly (2) is positioned in the mounting cavity, and an air gap exists between the conductor rotor assembly (1) and the magnetic rotor assembly (2);
a first mounting unit is arranged on the conductor rotor component (1), and a second mounting unit correspondingly matched with the first mounting unit is arranged on the magnetic rotor component (2);
the direct connection assembly (3) penetrates through the first mounting unit and the second mounting unit respectively so as to fixedly connect the conductor rotor assembly (1) and the magnetic rotor assembly (2).
2. The emergency direct-connection mechanism for permanent magnet transmission equipment according to claim 1, wherein the conductor rotor assembly (1) comprises two symmetrically arranged conductor discs (11), and the two conductor discs (11) are made of steel; the conductor rotor assembly (1) further comprises a spacing bracket (12), the spacing bracket (12) is arranged between the two conductor discs (11), and two ends of the spacing bracket (12) are fixedly connected with the two conductor discs (11);
a plurality of first mounting holes (13) are formed in the conductor disc (11) along the axial direction of the conductor disc, and the first mounting holes (13) jointly form the first mounting unit.
3. The emergency direct connection mechanism for a permanent magnet transmission device according to claim 2, wherein the magnetic rotor assembly (2) comprises two symmetrically arranged conductor disks (21); the two conductor magnetic disks (21) are arranged in the installation cavity formed by the two conductor disks (11); magnetic steel units (22) are arranged on the two conductor disks (21) in a back-to-back manner, each magnetic steel unit (22) comprises a plurality of magnetic steels (221), and the magnetic steels (221) are arranged at intervals along the circumferential direction of the conductor disks (21);
the air gap is arranged between the magnetic steel unit (22) and the conductor disc (11).
4. The emergency direct-connection mechanism for permanent magnet transmission equipment according to claim 3, wherein a plurality of second mounting holes (23) are formed in the conductor disc (21) along the axial direction thereof, and the plurality of second mounting holes (23) jointly form the second mounting unit.
5. The emergency direct connection mechanism for a permanent magnet transmission device according to claim 4, wherein the first mounting hole (13) is away from a central axis of the conductor disc (11); the second mounting hole (23) is arranged on the peripheral edge of the conductor magnetic disc (21) and is a groove with a gap, and the first mounting hole (13) and the corresponding groove are coaxially arranged.
6. The emergency direct-coupling mechanism for permanent magnet transmission equipment according to claim 5, wherein the direct-coupling assembly (3) comprises a direct-coupling shaft (31) and two lock nuts (32);
one end of the direct coupling (31) penetrates through the first mounting hole (13) and the first mounting hole one in sequence on the conductor disc (11), the groove on the conductor disc (21), the groove on the conductor disc (11), the groove penetrates out of the first mounting hole (13), and the two ends of the direct coupling (31) are fixed through the locking nuts (32).
7. Emergency direct coupling for a permanent magnet transmission device according to claim 6, characterised in that the direct coupling shaft (31) and the spacer bracket (12) are arranged at equal distances.
8. The emergency direct connection for a permanent magnet transmission device according to claim 4, characterized in that the first mounting hole (13) is close to the central axis of the conductor disc (11); the second mounting hole (23) is close to the central axis of the conductor magnetic disc (21), and the first mounting hole (13) and the corresponding second mounting hole (23) are coaxially arranged.
9. The emergency direct-coupling mechanism for permanent magnet transmission equipment according to claim 8, wherein the direct-coupling assembly (3) comprises a direct-coupling shaft (31 ') and a fixing nut (32');
one end of the direct connection shaft rod (31 ') is provided with a locking part, and the other end of the direct connection shaft rod (31 ') sequentially passes through the first mounting hole (13) on one conductor disc (11), the second mounting hole (23) on one conductor disc (21) and the second mounting hole (23) on the other conductor disc (21), penetrates out of the first mounting hole (13) on the other conductor disc (11) and is fixed through the fixing nut (32 ').
10. The emergency direct-connection mechanism for permanent magnet transmission equipment according to claim 3, wherein the magnetic rotor assembly (2) further comprises two symmetrically arranged magnetic steel back plates (24), and the magnetic steel back plates (24) are respectively arranged on one opposite sides of the two conductor magnetic disks (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221225948.3U CN217563458U (en) | 2022-05-19 | 2022-05-19 | Emergency direct connection mechanism for permanent magnet transmission equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221225948.3U CN217563458U (en) | 2022-05-19 | 2022-05-19 | Emergency direct connection mechanism for permanent magnet transmission equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217563458U true CN217563458U (en) | 2022-10-11 |
Family
ID=83499094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221225948.3U Active CN217563458U (en) | 2022-05-19 | 2022-05-19 | Emergency direct connection mechanism for permanent magnet transmission equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217563458U (en) |
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2022
- 2022-05-19 CN CN202221225948.3U patent/CN217563458U/en active Active
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