CN219432311U - High-power centrifugal double-piston liquid viscous clutch - Google Patents
High-power centrifugal double-piston liquid viscous clutch Download PDFInfo
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- CN219432311U CN219432311U CN202320011345.1U CN202320011345U CN219432311U CN 219432311 U CN219432311 U CN 219432311U CN 202320011345 U CN202320011345 U CN 202320011345U CN 219432311 U CN219432311 U CN 219432311U
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- clutch
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Abstract
The utility model discloses a high-power centrifugal double-piston liquid viscous clutch, which comprises a central driving shaft and a piston assembly. The beneficial effects of the utility model are as follows: when the clutch is used, firstly, hydraulic oil is injected into the liquid storage box, when the central driving shaft rotates at a high speed, the central driving shaft drives the circular supporting disc to rotate, the circular supporting disc rotates to enable the centrifugal block to rotate to generate centrifugal force, the centrifugal block moves towards the friction plate under the action of the reset spring, the centrifugal block presses the piston rod to enable the piston rod to press the piston I to move in the liquid storage box, then hydraulic oil is pressed into the hydraulic oil cavity through the oil pipe, and then the hydraulic oil enters the hydraulic oil cavity to press the piston II to move, so that the piston II pushes the push rod to move, then pushes the friction plate to abut against the inner wall of the transmission drum, power transmission is achieved, collision force between the friction plate and the transmission drum can be reduced through the piston assembly, and service life of the clutch is prolonged.
Description
Technical Field
The utility model relates to a clutch, in particular to a high-power centrifugal double-piston liquid viscous clutch, and belongs to the technical field of clutches.
Background
The liquid viscosity speed-regulating clutch, also called slip clutch, is a new stepless speed-regulating driving device, has good speed-regulating property, and has obvious advantages in the fields of speed regulation and energy saving of high-power fans and water pumps, and has been widely used in industries of petroleum, electric power, chemical industry, metallurgy, mine, city water supply and drainage, etc. The control system is an important component in the whole machine, and the output rotating speed of the liquid viscosity speed regulating clutch is regulated by changing the control oil pressure, so that the purposes of speed regulation and energy saving are achieved.
The existing clutch, for example, a high-power centrifugal clutch disclosed in patent number CN215409856U, is convenient to improve friction force between a friction plate and a transmission drum by arranging friction lines on the inner wall of the transmission drum, so that power transmission is realized, but in the actual use process of the clutch, centrifugal force generated when a centrifugal block rotates can directly act on the friction plate, so that hard collision frequently occurs between the friction plate and the transmission drum, damage between the friction plate and the transmission drum is easy to cause, and the service life of the clutch is reduced.
Disclosure of Invention
The utility model aims to solve at least one technical problem, and provides a high-power centrifugal double-piston liquid viscous clutch.
The utility model realizes the above purpose through the following technical scheme: a high-power centrifugal double-piston liquid viscous clutch comprises
The central driving shaft is arranged at the central position of the clutch, the surface of the central driving shaft is rotationally connected with a circular supporting disc, centrifugal blocks are arranged on the surface of the circular supporting disc in a circular array, a reset spring is fixedly connected between two adjacent centrifugal blocks, the surface of each centrifugal block is connected with a friction plate through a piston assembly, and the outer side of each friction plate is provided with a transmission drum;
the piston assembly can buffer centrifugal force generated by the centrifugal block during rotation, damage caused by hard collision of the friction plate and the transmission drum is prevented, the piston assembly is arranged between the centrifugal block and the friction plate, the piston assembly comprises a liquid storage box which is fixedly connected to the surface of a circular supporting plate in a circular array, a piston I which is inserted into the liquid storage box and a piston rod which is fixedly connected to the surface of the piston, the piston I is in sliding connection with the liquid storage box, one end of the piston rod extends to the outer side of the liquid storage box and is fixedly connected with the centrifugal block, and hydraulic oil is filled in the liquid storage box.
As still further aspects of the utility model: friction lines are arranged on the inner wall surface of the transmission drum.
As still further aspects of the utility model: the cavity inside the transmission drum wheel is filled with soundproof cotton.
As still further aspects of the utility model: the surface fixedly connected with oil pipe of reservoir, the one end fixedly connected with hydraulic pressure oil pocket of oil pipe, the inside sliding connection of hydraulic pressure oil pocket has piston two, and the surface fixedly connected with push rod of piston two, the one end of push rod extend to the outside of hydraulic pressure oil pocket to with friction disc fixed connection.
As still further aspects of the utility model: the surface of liquid storage box is provided with the oil filling hole, and is provided with the sealing plug in the oil filling hole.
The beneficial effects of the utility model are as follows:
according to the utility model, when the hydraulic oil is injected into the liquid storage box, the central driving shaft rotates at a high speed, the central driving shaft drives the circular supporting disc to rotate, the circular supporting disc rotates to enable the centrifugal block to rotate to generate centrifugal force, the centrifugal block moves towards the friction plate under the action of the reset spring, the piston rod is pressed against the piston rod to enable the piston rod to extrude the piston I to move in the liquid storage box, the hydraulic oil is extruded into the hydraulic oil cavity through the oil pipe, the hydraulic oil enters the hydraulic oil cavity to extrude the piston II to move, the piston II pushes the push rod to move, the friction plate is pushed against the inner wall of the transmission drum, so that power transmission is achieved, when the speed of the central driving shaft is low, the centrifugal force generated by rotation of the centrifugal block is reduced, the centrifugal block is far away from the friction plate under the action of the reset spring, the hydraulic oil in the hydraulic oil cavity is enabled to flow back into the liquid storage box again, the friction plate is separated from the transmission drum, collision force between the friction plate and the transmission drum can be reduced through the piston assembly, and the service life of the clutch is prolonged.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;
fig. 4 is an enlarged schematic view of the structure at B in fig. 2.
In the figure: 1. the device comprises a transmission drum wheel 11, friction lines 2, a central driving shaft 3, a circular supporting disc 4, a centrifugal block 5, a return spring 6, a piston assembly 61, a liquid storage box 62, a first piston 63, a piston rod 64, hydraulic oil 65, an oil pipe 66, a hydraulic oil cavity 67, a second piston 68, a push rod 7, a friction plate 8 and soundproof cotton.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1 to 4, a high-power centrifugal double-piston fluid viscous clutch includes
The central driving shaft 2 is arranged at the central position of the clutch, the surface of the central driving shaft is rotationally connected with a circular supporting disc 3, centrifugal blocks 4 are arranged on the surface of the circular supporting disc 3 in a circular array, a reset spring 5 is fixedly connected between two adjacent centrifugal blocks 4, the surface of each centrifugal block 4 is connected with a friction plate 7 through a piston assembly 6, and the outer side of each friction plate 7 is provided with a transmission drum 1;
the piston assembly 6, it can cushion centrifugal force that centrifugal piece 4 produced when rotating, prevent friction disc 7 and transmission drum 1 hard collision and cause the damage, it installs between centrifugal piece 4 and friction disc 7, and it includes the liquid storage box 61 that is circular array fixed connection at circular supporting disk 3 surface and inserts the piston one 62 and the piston rod 63 of fixed connection at piston one 62 surface of establishing in liquid storage box 61, piston one 62 and liquid storage box 61 sliding connection, the one end of piston rod 63 extends to the outside of liquid storage box 61 to with centrifugal piece 4 fixed connection, the liquid storage box 61 intussuseption is filled with hydraulic oil 64.
Example two
As shown in fig. 1 to 4, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:
friction lines 11 are arranged on the inner wall surface of the transmission drum 1, so that friction force between the transmission drum 1 and the friction plate 7 can be increased, and smooth power transmission is ensured.
The cavity inside that drive drum 1 set up is filled with soundproof cotton 8, can reduce the noise of drive drum 1 when rotating, improves the travelling comfort that the user used.
Example III
As shown in fig. 1 to 4, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:
the surface fixedly connected with oil pipe 65 of reservoir 61, oil pipe 65's one end fixedly connected with hydraulic oil pocket 66, the inside sliding connection of hydraulic oil pocket 66 has piston two 67, piston two 67's surface fixedly connected with push rod 68, the one end of push rod 68 extends to the outside of hydraulic oil pocket 66, and with friction disc 7 fixed connection, when using, at first, pour into hydraulic oil 64 into reservoir 61, when center drive shaft 2 rotates at a high speed, center drive shaft 2 drives circular supporting disk 3 rotation this moment, circular supporting disk 3 rotates and then makes centrifugal piece 4 rotate and produces centrifugal force, centrifugal piece 4 moves towards friction disc 7 under reset spring 5's effect, at this moment centrifugal piece 4 supports piston rod 63, make piston rod 63 extrude piston one 62 in reservoir 61 remove, then extrude hydraulic oil 64 through oil pipe 65 into hydraulic oil pocket 66, can extrude piston two 67 remove after hydraulic oil 64 gets into hydraulic oil pocket 66, make piston two 67 promote push rod 68 remove, then promote friction disc 7 and drive drum 1 inner wall counterbalance, thereby realize the transmission of power, center drive shaft 2 rotates, centrifugal piece 4 rotates and produces centrifugal force and reduces, centrifugal piece 4 rotates and then makes centrifugal piece 4 rotates and produces centrifugal force under reset spring 5 and makes the effect of returning to make in reservoir 7 and drive drum 1 and make the friction disc 1 separate.
Example IV
As shown in fig. 1 to 4, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:
the surface of the liquid storage box 61 is provided with an oil filling hole, and a sealing plug is provided in the oil filling hole.
Working principle: when the centrifugal force transmission drum is used, firstly, hydraulic oil 64 is injected into the liquid storage box 61, when the central driving shaft 2 rotates at a high speed, at the moment, the central driving shaft 2 drives the circular supporting disc 3 to rotate, the circular supporting disc 3 rotates to enable the centrifugal block 4 to rotate to generate centrifugal force, the centrifugal block 4 moves towards the friction plate 7 under the action of the reset spring 5, at the moment, the centrifugal block 4 abuts against the piston rod 63, the piston rod 63 presses the piston I62 to move in the liquid storage box 61, then hydraulic oil 64 is pressed into the hydraulic oil cavity 66 through the oil pipe 65, the hydraulic oil 64 enters the hydraulic oil cavity 66 and then presses the piston II 67 to move, the piston II 67 pushes the push rod 68 to move, the friction plate 7 abuts against the inner wall of the transmission drum 1, power transmission is achieved, at the moment, centrifugal force generated by rotation of the centrifugal block 4 is reduced when the speed of the central driving shaft 2 is small, at the moment, the centrifugal block 4 is far away from the friction plate 7 under the action of the reset spring 5, the hydraulic oil 64 in the hydraulic oil cavity 66 is enabled to flow back into the liquid storage box 61 again, and the friction plate 7 is separated from the transmission drum 1.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. A high-power centrifugal double-piston fluid viscous clutch, comprising
The central driving shaft (2) is arranged at the central position of the clutch, the surface of the central driving shaft is rotationally connected with a circular supporting disc (3), centrifugal blocks (4) are arranged on the surface of the circular supporting disc (3) in a circular array, a reset spring (5) is fixedly connected between every two adjacent centrifugal blocks (4), the surface of each centrifugal block (4) is connected with a friction plate (7) through a piston assembly (6), and the outer side of each friction plate (7) is provided with a transmission drum (1);
piston subassembly (6), it can cushion centrifugal force that centrifugal piece (4) produced when rotating, prevents that friction disc (7) and transmission drum (1) from hard collision from causing the damage, and it installs centrifugal piece (4) with between friction disc (7), and it is including being circular array fixed connection stock solution box (61) on circular supporting disk (3) surface and inserting establish piston one (62) in stock solution box (61) and fixed connection piston rod (63) on piston one (62) surface, piston one (62) with stock solution box (61) sliding connection, the one end of piston rod (63) extends to the outside of stock solution box (61), and with centrifugal piece (4) fixed connection, the intussuseption of stock solution box (61) is filled with hydraulic oil (64).
2. A high power centrifugal dual piston fluid viscous clutch as claimed in claim 1, wherein: friction lines (11) are arranged on the inner wall surface of the transmission drum wheel (1).
3. A high power centrifugal dual piston fluid viscous clutch as claimed in claim 1, wherein: the cavity arranged in the transmission drum (1) is filled with soundproof cotton (8).
4. A high power centrifugal dual piston fluid viscous clutch as claimed in claim 1, wherein: the surface fixedly connected with oil pipe (65) of receiver (61), the one end fixedly connected with hydraulic oil chamber (66) of oil pipe (65), the inside sliding connection of hydraulic oil chamber (66) has piston two (67), the surface fixedly connected with push rod (68) of piston two (67), the one end of push rod (68) extends to the outside of hydraulic oil chamber (66), and with friction disc (7) fixed connection.
5. A high power centrifugal dual piston fluid viscous clutch as claimed in claim 1, wherein: the surface of the liquid storage box (61) is provided with an oil filling hole, and a sealing plug is arranged in the oil filling hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320011345.1U CN219432311U (en) | 2023-01-04 | 2023-01-04 | High-power centrifugal double-piston liquid viscous clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320011345.1U CN219432311U (en) | 2023-01-04 | 2023-01-04 | High-power centrifugal double-piston liquid viscous clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219432311U true CN219432311U (en) | 2023-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320011345.1U Active CN219432311U (en) | 2023-01-04 | 2023-01-04 | High-power centrifugal double-piston liquid viscous clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219432311U (en) |
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2023
- 2023-01-04 CN CN202320011345.1U patent/CN219432311U/en active Active
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