CN215805882U - Novel electromagnetic clutch - Google Patents
Novel electromagnetic clutch Download PDFInfo
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- CN215805882U CN215805882U CN202121258691.7U CN202121258691U CN215805882U CN 215805882 U CN215805882 U CN 215805882U CN 202121258691 U CN202121258691 U CN 202121258691U CN 215805882 U CN215805882 U CN 215805882U
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- shaft
- toothed plate
- annular
- plate part
- gear ring
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Abstract
The utility model discloses a novel electromagnetic clutch, which comprises a first shaft and a gear ring which are coaxially arranged and relatively rotate, wherein an annular toothed plate is sleeved outside the first shaft part of the first shaft, and a first thrust bearing is arranged between the annular toothed plate and the first toothed plate part of the first shaft; a second shaft is arranged above the first toothed plate part of the first shaft, a long spring and a short spring are arranged between the second toothed plate part of the second shaft and the annular toothed plate, and first teeth which are uniformly distributed on the second toothed plate part along the circumferential direction are in inserted engagement with the annular toothed plate; second teeth which are uniformly distributed along the circumferential direction and are used for being in splicing engagement with the first toothed plate portion and third teeth which are uniformly distributed along the circumferential direction and are used for being in splicing engagement with the gear ring are arranged on the second toothed plate portion; and an electromagnetic assembly is sleeved outside the second shaft part of the second shaft, and the electromagnetic assembly moves downwards in the axial direction by driving the second shaft after being electrified. According to the utility model, through controlling the current passing through a single coil, the second shaft and the first shaft are in inserted engagement, or the second shaft and the first shaft and the second shaft and the gear ring are in inserted engagement.
Description
Technical Field
The present invention relates to a clutch, and more particularly, to a novel electromagnetic clutch.
Background
Electromagnetic clutches are one of the important parts within transmissions. The electromagnetic clutch is almost controlled by the on-off of the coil to combine and separate the clutch, that is, the coil generates magnetic force to drive the armature when the coil is electrified, so that the clutch is in the joint state, the armature rebounds when the coil is powered off, and the clutch is in the separation state.
Disclosure of Invention
1. Technical problem to be solved by the utility model
The utility model aims to provide a novel electromagnetic clutch, which is simple in structure and convenient to connect by adopting the technical scheme of the utility model, realizes the splicing and meshing of a second shaft and a first shaft or the splicing and meshing of the second shaft and the first shaft and the splicing and meshing of the second shaft and a gear ring by controlling the current passing through a single coil, and is simple in structure and convenient to control.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the utility model is as follows:
the novel electromagnetic clutch comprises a first shaft and a gear ring which are coaxially arranged and relatively rotate, wherein an annular toothed plate is sleeved outside the first shaft of the first shaft, and a first thrust bearing is arranged between the annular toothed plate and the first toothed plate part of the first shaft; a second shaft is coaxially arranged above the first toothed plate part of the first shaft, long springs and short springs which are uniformly distributed along the circumferential direction and are arranged at intervals are arranged between the second toothed plate part of the second shaft and the annular toothed plate, and first teeth which are uniformly distributed along the circumferential direction on the second toothed plate part are in inserted engagement with the annular toothed plate; second teeth which are uniformly distributed along the circumferential direction and are used for being in splicing engagement with the first toothed plate portion and third teeth which are uniformly distributed along the circumferential direction and are used for being in splicing engagement with the gear ring are arranged on the second toothed plate portion; an electromagnetic assembly is sleeved outside the second shaft part of the second shaft and is driven to move downwards after being electrified;
in the initial state, the gear ring and the second shaft as well as the first shaft and the second shaft are in a disconnected state, and the upper end of the long spring abuts against the second gear plate part; in the first stage after the electromagnetic assembly is electrified, the first shaft and the second shaft are in a splicing and meshing state, the gear ring and the second shaft are in a disconnecting state, and the upper end of the short spring abuts against the second gear plate part; and in the second stage after the electromagnetic assembly is electrified, the first shaft, the second shaft, the gear ring and the second shaft are in a splicing and meshing state, and the long spring and the short spring are compressed.
Furthermore, the electromagnetic assembly comprises an actuating member sleeved outside the second shaft part of the second shaft and an annular coil used for controlling the actuating member to move after being electrified, and the annular coil is fixedly arranged between the annular shell and the annular bottom cover; the actuating element comprises a magnetic armature and a stainless steel sleeve, and the magnetic armature is fixedly arranged at the mounting end of the stainless steel sleeve and then can be limited between a limiting plate arranged on the upper surface of the annular shell and a flange formed at the inner edge of the annular bottom cover in a vertically movable manner; the driving end of the stainless steel sleeve abuts against the second toothed plate part of the second shaft.
Furthermore, a second thrust bearing is arranged between the driving end of the stainless steel sleeve and the second toothed plate part of the second shaft.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:
(1) the novel electromagnetic clutch is simple in structure and convenient to connect, when the coil is not electrified, the gear ring and the second shaft as well as the first shaft and the second shaft are in a disconnected state, the first teeth on the second toothed plate part of the second shaft are in inserted engagement with the annular toothed plate, so that the first shaft and the gear ring can work independently, and the second shaft and the annular toothed plate work together; when the first shaft needs to be limited, the coil is electrified and controls the size of the electrified current, so that the executing part moves downwards to drive the second shaft to move downwards, the second teeth on the second toothed plate part of the second shaft are required to be in inserted engagement with the first toothed plate part of the first shaft, the second shaft and the gear ring are in a disconnected state, the gear ring can work independently, and the second shaft, the annular toothed plate and the first shaft work together; when the first shaft and the gear ring need to be limited, the coil is electrified and controls the size of the electrified current, so that the executing part moves downwards to drive the second shaft to move downwards, the second teeth on the second toothed plate part of the second shaft are required to be in inserted and meshed with the first toothed plate part of the first shaft, the third teeth on the second toothed plate part of the second shaft are in inserted and meshed with the gear ring, and the second shaft, the annular toothed plate, the first shaft and the gear ring work together.
Drawings
FIG. 1 is a three-dimensional view of a novel electromagnetic clutch of the present invention;
FIG. 2 is an exploded view of a novel electromagnetic clutch according to the present invention;
FIG. 3 is a cross-sectional view of the novel electromagnetic clutch of the present invention in its initial state;
FIG. 4 is a cross-sectional view of the novel electromagnetic clutch of the present invention at a first stage after it has been energized;
FIG. 5 is a cross-sectional view of a second phase of the novel electromagnetic clutch of the present invention after energization;
fig. 6 is a schematic structural diagram of a second shaft in the novel electromagnetic clutch according to the present invention.
The reference numerals in the schematic drawings illustrate: 1. a first shaft; 2. a ring gear; 3. a ring toothed plate; 4. a first thrust bearing; 5. a second shaft; 5-1, first teeth; 5-2, second teeth; 5-3, third teeth; 6. a long spring; 7. a short spring; 8. a loop coil; 9. an annular housing; 10. an annular bottom cover; 10-1, a flange; 11. a magnetic armature; 12. a stainless steel sleeve; 13. a limiting plate; 14. a second thrust bearing.
Detailed Description
For a further understanding of the utility model, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
Examples
With reference to fig. 1, fig. 2 and fig. 6, the novel electromagnetic clutch of the present embodiment includes a first shaft 1 and a gear ring 2 that are coaxially disposed and relatively rotate, an annular toothed plate 3 is sleeved outside a first shaft portion of the first shaft 1, and a first thrust bearing 4 is disposed between the annular toothed plate 3 and the first toothed plate portion of the first shaft 1; a second shaft 5 which is coaxial with the first toothed plate portion of the first shaft 1 is arranged above the first toothed plate portion of the first shaft 1, long springs 6 and short springs 7 which are uniformly distributed along the circumferential direction and are arranged at intervals are arranged between a second toothed plate portion of the second shaft 5 and the annular toothed plate 3, in the embodiment, four long springs 6 and four short springs 7 are arranged, spring mounting holes in the second toothed plate portion are formed in the first teeth 5-1, and spring mounting holes in the annular toothed plate 3 are formed in the tooth grooves; first teeth 5-1 evenly distributed along the circumferential direction on the second toothed plate part are spliced and meshed with the annular toothed plate 3; second teeth 5-2 which are uniformly distributed along the circumferential direction and are used for being in splicing engagement with the first tooth plate portion and third teeth 5-3 which are uniformly distributed along the circumferential direction and are used for being in splicing engagement with the gear ring 2 are arranged on the second tooth plate portion; an electromagnetic assembly is sleeved outside the second shaft part of the second shaft 5 and is driven to move downwards by the second shaft 5 after being electrified;
in an initial state, the gear ring 2 and the second shaft 5 and the first shaft 1 and the second shaft 5 are in a disconnected state, and the upper end of the long spring 6 abuts against the second toothed plate part; in the first stage after the electromagnetic assembly is electrified, the first shaft 1 and the second shaft 5 are in a splicing and meshing state, the gear ring 2 and the second shaft 5 are in a disconnecting state, and the upper end of the short spring 7 abuts against the second gear plate part; in the second stage after the electromagnetic assembly is electrified, the first shaft 1 and the second shaft 5 as well as the gear ring 2 and the second shaft 5 are in a splicing and meshing state, and the long spring 6 and the short spring 7 are compressed; the electromagnetic assembly comprises an actuating member sleeved outside the second shaft part of the second shaft 5 and an annular coil 8 used for controlling the actuating member to move after being electrified, and the annular coil 8 is fixedly arranged between an annular outer shell 9 and an annular bottom cover 10; the executive component comprises a magnetic armature 11 and a stainless steel sleeve 12, the magnetic armature 11 is fixedly arranged at the mounting end of the stainless steel sleeve 12, the magnetic armature 11 can be limited between a limiting plate 13 arranged on the upper surface of the annular shell 9 and a flange 10-1 formed at the inner edge of the annular bottom cover 10 in a vertically moving mode, and three limiting plates 13 are arranged along the circumferential direction; the driving end of the stainless steel sleeve 12 abuts against the second toothed plate part of the second shaft 5, and specifically, a second thrust bearing 14 is arranged between the driving end of the stainless steel sleeve 12 and the second toothed plate part of the second shaft 5;
with reference to fig. 3, 4 and 5, when the coil is not energized, the gear ring and the second shaft, and the first shaft and the second shaft are both in an off state, and the first teeth on the second toothed plate portion of the second shaft are engaged with the annular toothed plate in an inserting manner, so that the first shaft and the gear ring can work independently, and the second shaft and the annular toothed plate work together; when the first shaft needs to be limited, the coil is electrified and controls the size of the electrified current, so that the executing part moves downwards to drive the second shaft to move downwards, the second teeth on the second toothed plate part of the second shaft are required to be in inserted engagement with the first toothed plate part of the first shaft, the second shaft and the gear ring are in a disconnected state, the gear ring can work independently, and the second shaft, the annular toothed plate and the first shaft work together; when the first shaft and the gear ring need to be limited, the coil is electrified and controls the size of the electrified current, so that the executing part moves downwards to drive the second shaft to move downwards, the second teeth on the second toothed plate part of the second shaft are required to be in inserted and meshed with the first toothed plate part of the first shaft, the third teeth on the second toothed plate part of the second shaft are in inserted and meshed with the gear ring, and the second shaft, the annular toothed plate, the first shaft and the gear ring work together.
The novel electromagnetic clutch is simple in structure and convenient to connect, the second shaft and the first shaft are meshed in an inserting mode or the second shaft and the first shaft and the second shaft and the gear ring are meshed in an inserting mode by controlling the current passing through the single coil, and the novel electromagnetic clutch is simple in structure and convenient to control.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.
Claims (3)
1. The utility model provides a novel electromagnetic type clutch which characterized in that: the thrust bearing comprises a first shaft (1) and a gear ring (2) which are coaxially arranged and relatively rotate, wherein an annular toothed plate (3) is sleeved outside the first shaft part of the first shaft (1), and a first thrust bearing (4) is arranged between the annular toothed plate (3) and the first toothed plate part of the first shaft (1); a second shaft (5) which is coaxial with the first toothed plate part of the first shaft (1) is arranged above the first toothed plate part of the first shaft (1), long springs (6) and short springs (7) which are uniformly distributed along the circumferential direction and are arranged at intervals are arranged between a second toothed plate part of the second shaft (5) and the annular toothed plate (3), and first teeth (5-1) which are uniformly distributed along the circumferential direction on the second toothed plate part are spliced and meshed with the annular toothed plate (3); second teeth (5-2) which are uniformly distributed along the circumferential direction and are used for being in splicing engagement with the first toothed plate part and third teeth (5-3) which are uniformly distributed along the circumferential direction and are used for being in splicing engagement with the gear ring (2) are arranged on the second toothed plate part; an electromagnetic assembly is sleeved outside the second shaft part of the second shaft (5), and the electromagnetic assembly moves downwards by driving the second shaft (5) after being electrified;
in an initial state, the gear ring (2) and the second shaft (5) as well as the first shaft (1) and the second shaft (5) are in a disconnected state, and the upper end of the long spring (6) abuts against the second toothed plate part; in the first stage after the electromagnetic assembly is electrified, the first shaft (1) and the second shaft (5) are in a splicing and meshing state, the gear ring (2) and the second shaft (5) are in a disconnecting state, and the upper end of the short spring (7) abuts against the second gear plate part; and in the second stage after the electromagnetic assembly is electrified, the first shaft (1) and the second shaft (5) as well as the gear ring (2) and the second shaft (5) are in a splicing and meshing state, and the long spring (6) and the short spring (7) are compressed.
2. The novel electromagnetic clutch of claim 1, wherein: the electromagnetic assembly comprises an actuating member sleeved outside the second shaft part of the second shaft (5) and an annular coil (8) used for controlling the actuating member to move after being electrified, and the annular coil (8) is fixedly arranged between the annular shell (9) and the annular bottom cover (10); the actuating element comprises a magnetic armature (11) and a stainless steel sleeve (12), the magnetic armature (11) is fixedly arranged at the mounting end of the stainless steel sleeve (12), and the magnetic armature (11) can be limited between a limiting plate (13) arranged on the upper surface of the annular shell (9) and a flange (10-1) formed at the inner edge of the annular bottom cover (10) in a vertically movable manner; the driving end of the stainless steel sleeve (12) is abutted against the second toothed plate part of the second shaft (5).
3. The novel electromagnetic clutch of claim 2, wherein: and a second thrust bearing (14) is arranged between the driving end of the stainless steel sleeve (12) and the second toothed plate part of the second shaft (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121258691.7U CN215805882U (en) | 2021-06-07 | 2021-06-07 | Novel electromagnetic clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121258691.7U CN215805882U (en) | 2021-06-07 | 2021-06-07 | Novel electromagnetic clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215805882U true CN215805882U (en) | 2022-02-11 |
Family
ID=80175486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121258691.7U Active CN215805882U (en) | 2021-06-07 | 2021-06-07 | Novel electromagnetic clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215805882U (en) |
-
2021
- 2021-06-07 CN CN202121258691.7U patent/CN215805882U/en active Active
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