Novel electric control silicone oil clutch
By using dust-proof protrusions and U-shaped groove structures in the electronic silicone oil clutch to enhance the sealing effect, increase the height of the upper heat dissipation fins and adjust the coupling cavity structure, the problem of insufficient dust intrusion and cooling efficiency is solved, and the durability of the equipment is improved and cooling properties.
Patent Information
- Application Number
- CN202421138723.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-23
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-05-23
AI Technical Summary
The existing electronic systolic oil clutch lacks dust-proof structure in environments with severe dust, resulting in damage to bearing seals and oil leakage. In addition, the engine operates for a long time with high load under harsh road conditions in the mining area, lack of cooling efficiency and high durability requirements.
A new type of electronic silicone oil clutch is designed, which uses dust-proof protrusions and U-shaped groove structure to enhance the sealing effect, increase the height of the upper heat dissipation fins to improve the cooling efficiency, and increase the width or depth of the coupling cavity between the maze groove and the annular friction plate. Torque to improve cooling effect.
It effectively prevents dust intrusion, reduces failure rate, improves cooling efficiency and durability, and solves the problems of seal damage in severe dust environments and insufficient cooling efficiency under high load operation.
Smart Images
Figure CN222254796U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field related to silicone oil fan clutches, in particular to a novel electronically controlled silicone oil clutch. Background Art
[0002] The engine drive shaft drives the cooling fan through the flexible connection inside the electronically controlled silicone oil clutch, and automatically adjusts the speed of the cooling fan as the water temperature changes to ensure the thermal balance of the system. Main function: energy saving and noise reduction. Its ECU directly gives the corresponding PWM voltage through the water temperature signal fed back by the engine water temperature sensor. When the water temperature is high to the rated value, the coil is powered off and demagnetized, the valve plate opens, the silicone oil enters the working chamber, the clutch engages, and the operation is high-speed. When the water temperature is low to the rated value, the coil is powered on to generate magnetic force, the valve port is closed, the silicone oil returns to the oil storage chamber, the clutch is separated, and the speed is low.
[0003] The existing working conditions in mining areas are relatively harsh, and the electronically controlled silicone oil clutch has the following problems that need to be solved:
[0004] 1. Severe dust: The ordinary structure of the electronically controlled silicone oil clutch lacks a dust-proof structure. In a dusty environment, dust is easily invaded by the yoke, causing damage to the bearing seals, causing bearing grease leakage and faults.
[0005] 2. Heavy vehicle load: The mining area has bad roads and many slopes. The engine runs at high load for a long time, requiring more efficient cooling.
[0006] 3. Uninterrupted operation: Long-term high-load operation places higher demands on the durability and reliability of the electronically controlled silicone oil clutch.
[0007] Therefore, a new type of electronically controlled silicone oil clutch is needed to improve the above problems. Utility Model Content
[0008] In order to solve the problem that when the electronically controlled silicone oil clutch cools down the equipment, the electronically controlled silicone oil clutch with a common structure lacks a dustproof structure, and in a dusty environment, dust easily invades the yoke, causing damage to the bearing seals, causing bearing grease leakage and malfunctions, the utility model provides a new electronically controlled silicone oil clutch to solve the above problem.
[0009] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0010] A novel electronically controlled silicone oil clutch comprises a rotating shaft, a slip ring is arranged on the outer wall of the rotating shaft, a valve control module is arranged on the outer wall of the slip ring, a sealing assembly is arranged on the outer wall of the rotating shaft, a bearing is arranged on the outer wall of the rotating shaft, a lower cover is installed on the outer wall of the bearing, a lower heat dissipation fin is arranged on the outer wall of the lower cover, an upper cover is arranged on the outer wall of the lower cover, upper heat dissipation fins are evenly arranged on the outer wall of the upper cover, one end of the rotating shaft passes through the bearing and extends to a side of the bearing where an active disk is installed, annular friction plates are arranged on the opposite outer walls of the active disk in sequence, a labyrinth groove is opened on the inner walls of the upper cover and the lower cover respectively, and a coupling cavity is arranged between the labyrinth groove and the annular friction plate;
[0011] The sealing assembly includes a shell, which is installed on the outer wall of the slip ring, an annular protrusion is provided on the outer wall of the shell, a dustproof U-shaped groove is provided on the outer wall of the shell, a dustproof protrusion is provided on the outer wall of the lower cover, and one end of the dustproof protrusion is connected to the inner wall of the dustproof U-shaped groove.
[0012] As a preferred solution of the utility model, the sealing assembly is located on one side of the lower cover, and the upper cover and the lower cover are installed and fixed by bolts.
[0013] As a preferred solution of the utility model, the connection mode between the rotating shaft and the slip ring is a rotational connection, a connecting wire is provided at one end of the valve control module, and the bearing is located on one side of the upper cover.
[0014] As a preferred solution of the utility model, the upper heat dissipation fins are provided in multiple groups and are respectively located on the outer wall of the upper cover, and the height of the upper heat dissipation fins is higher than the height of the lower heat dissipation fins.
[0015] As a preferred solution of the utility model, the annular friction plate is located in the inner cavity of the labyrinth groove, and the annular friction plate is provided in multiple groups and is respectively located on the opposite outer walls of the active disk.
[0016] As a preferred solution of the utility model, the distance between the outer wall of the annular friction plate and the inner wall of the labyrinth groove is the width of the coupling cavity, and the distance between one end of the annular friction plate and the bottom of the labyrinth groove is the depth of the coupling cavity.
[0017] As a preferred solution of the utility model, the shell is an annular structure, and the active disk is located between the upper cover and the lower cover.
[0018] As a preferred solution of the utility model, the cross-section of the annular protrusion is an L-shaped structure, and the connection method between the dust-proof protrusion and the dust-proof U-shaped groove is a sliding connection.
[0019] Compared with the prior art, the utility model provides a dust-proof protrusion in the new electronically controlled silicone oil clutch, a dust-proof protrusion is provided on the outer wall of the lower cover, an extended annular protrusion is provided on the outer wall of the shell, a dust-proof U-shaped groove is provided between the annular protrusion and the shell, and the dust-proof protrusion extends into the dust-proof U-shaped groove. The cooperation of the dust-proof protrusion, the annular protrusion and the dust-proof U-shaped groove achieves a sealing effect, effectively enhances the dust-proof effect, makes it difficult for dust to invade, the bearing seal is not easily damaged, and the failure rate is effectively reduced, thereby solving the problem that the electronically controlled silicone oil clutch of ordinary structure lacks dust-proof structure, and in a dusty environment, dust is easily invaded at the yoke, resulting in damage to the bearing seal, causing bearing grease leakage and failure.
[0020] By arranging upper cooling fins in the new electronically controlled silicone oil clutch, the height of the upper cooling fins is higher, so that the contact area between the upper cooling fins and the air is larger, and the height of the upper cooling fins on the outer wall of the upper cover is increased (that is, by changing the height of the upper cooling fins of the upper cover, it can be changed according to actual conditions) to increase the heat dissipation area of the upper cover, thereby effectively improving the cooling efficiency, thereby solving the problem of poor road conditions and many slopes in mining areas, the engine being in high-load operation for a long time, and the need for more efficient cooling.
[0021] By adjusting the width or depth of the coupling cavity between the labyrinth groove and the annular friction plate in the new electronically controlled silicone oil clutch, the torque is increased, the slip heat is reduced, and the cooling effect is improved. The width or depth of the gap is set according to actual conditions, thereby solving the problem of higher durability and reliability requirements for the electronically controlled silicone oil clutch during long-term high-load operation. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0023] Figure 2 It is a schematic diagram of the analytical structure of the utility model;
[0024] Figure 3 It is a side view structural schematic diagram of the utility model;
[0025] Figure 4 This is a schematic diagram of the upper cover structure of the utility model;
[0026] Figure 5 It is an enlarged schematic diagram of structure A of the utility model;
[0027] Figure 6 It is an enlarged schematic diagram of structure B of the utility model.
[0028] In the figure: 1. rotating shaft; 2. slip ring; 3. valve control module; 4. sealing assembly; 401. housing; 402. annular protrusion; 403. dustproof U-shaped groove; 404. dustproof protrusion; 5. bearing; 6. lower cover; 7. lower cooling fin; 8. upper cover; 9. upper cooling fin; 10. active disk; 11. annular friction plate; 12. labyrinth groove; 13. coupling cavity. DETAILED DESCRIPTION
[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.
[0030] Example: See Figure 1-6 A novel electronically controlled silicone oil clutch is shown, comprising a rotating shaft 1, a slip ring 2 is arranged on the outer wall of the rotating shaft 1, a valve control module 3 is arranged on the outer wall of the slip ring 2, a sealing assembly 4 is arranged on the outer wall of the rotating shaft 1, a bearing 5 is arranged on the outer wall of the rotating shaft 1, a lower cover 6 is installed on the outer wall of the bearing 5, a lower heat dissipation fin 7 is arranged on the outer wall of the lower cover 6, an upper cover 8 is arranged on the outer wall of the lower cover 6, and upper heat dissipation fins 9 are evenly arranged on the outer wall of the upper cover 8, one end of the rotating shaft 1 passes through the bearing 5 and extends to a side of the bearing 5 where an active disk 10 is installed, annular friction plates 11 are arranged on the opposite outer walls of the active disk 10 in sequence, a labyrinth groove 12 is respectively opened on the inner walls of the upper cover 8 and the lower cover 6, and a coupling cavity 13 is arranged between the labyrinth groove 12 and the annular friction plate 11;
[0031] In this embodiment, specific reference Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 The sealing assembly 4 includes a shell 401, which is installed on the outer wall of the slip ring 2. The shell 401 is an annular structure. An annular protrusion 402 is arranged on the outer wall of the shell 401. The cross section of the annular protrusion 402 is an L-shaped structure. A dustproof U-shaped groove 403 is arranged on the outer wall of the shell 401. A dustproof protrusion 404 is arranged on the outer wall of the lower cover 6, and one end of the dustproof protrusion 404 is connected to the inner wall of the dustproof U-shaped groove 403. The connection method of the dustproof protrusion 404 and the dustproof U-shaped groove 403 is a sliding connection.
[0032] Among them, the sealing assembly 4 is located on one side of the lower cover 6, the upper cover 8 and the lower cover 6 are installed and fixed by bolts, the connection mode of the rotating shaft 1 and the slip ring 2 is a rotating connection, a connecting wire is arranged at one end of the valve control module 3, the bearing 5 is located on one side of the upper cover 8, the upper heat dissipation fins 9 are arranged in multiple groups and are respectively located on the outer wall of the upper cover 8, and the height of the upper heat dissipation fins 9 is higher than the height of the lower heat dissipation fins 7, the annular friction plate 11 is located in the inner cavity of the labyrinth groove 12, and the annular friction plate 11 is arranged in multiple groups and is respectively located on the outer wall opposite to the active disc phase 10, The distance between the outer wall of the annular friction plate 11 and the inner wall of the labyrinth groove 12 is the width of the coupling cavity 13, and the distance between one end of the annular friction plate 11 and the bottom of the labyrinth groove 12 is the depth of the coupling cavity 13. It is only necessary to adjust the width or depth of the coupling cavity 13 between the labyrinth groove 12 and the annular friction plate 11 to increase the torque and reduce the slip heat. The width or depth of the gap of the coupling cavity 13 is set according to actual conditions. The active disk 10 is located between the upper cover 8 and the lower cover 6. An annular protrusion 402 is provided on the outer wall of the lower cover 6, and the connection method is a rotating connection.
[0033] When the new electronically controlled silicone oil clutch of the present invention is working, an annular protrusion 402 is provided on the outer wall of the housing 401, a dustproof U-shaped groove 403 is provided on the outer wall of the housing 401, a dustproof protrusion 404 is provided on the outer wall of the lower cover 6, and one end of the dustproof protrusion 404 is connected to the inner wall of the dustproof U-shaped groove 403. Under the action of the dustproof protrusion 404 provided on the outer wall of the lower cover 6, an annular protrusion 402 extending out is provided on the outer wall of the housing 401, and a dustproof U-shaped groove 403 is provided between the annular protrusion 402 and the housing 401. The dust-proof protrusion 404 extends into the dust-proof U-shaped groove 403, and the dust-proof protrusion 404, the annular protrusion 402 and the dust-proof U-shaped groove 403 cooperate to achieve a sealing effect, which effectively enhances the dust-proof effect, makes it difficult for dust to invade, and the bearing seal is not easily damaged, thereby effectively reducing the failure rate, thereby solving the problem that the ordinary structure of the electronically controlled silicone oil clutch lacks a dust-proof structure. In a dusty environment, the yoke is prone to dust invasion, resulting in damage to the bearing seal, causing bearing grease leakage and failure.
[0034] By providing multiple groups of upper heat dissipation fins 9 and respectively positioning them on the outer wall of the upper cover 8, and by virtue of the fact that the height of the upper heat dissipation fins 9 is higher than the height of the lower heat dissipation fins 7, the height of the upper heat dissipation fins 9 is higher, so that the contact area between the upper heat dissipation fins 9 and the air is larger, and the height of the upper heat dissipation fins 9 on the outer wall of the upper cover 8 is increased (that is, by changing the height of the upper heat dissipation fins 9 of the upper cover 8, it can be changed according to actual conditions) to increase the heat dissipation area of the upper cover, thereby effectively improving the cooling efficiency, thereby solving the problem that the mining area has poor road conditions, many slopes, the engine is under high load operation for a long time, and more efficient cooling is required.
[0035] The annular friction plate 11 is located in the inner cavity of the labyrinth groove 12, and the annular friction plate 11 is provided with multiple groups and is respectively located on the outer walls opposite to the active disc phase 10. The distance between the outer wall of the annular friction plate 11 and the inner wall of the labyrinth groove 12 is the width of the coupling cavity 13, and the distance between one end of the annular friction plate 11 and the bottom of the labyrinth groove 12 is the depth of the coupling cavity 13. The width or depth of the coupling cavity 13 between the labyrinth groove 12 and the annular friction plate 11 is adjusted to increase the torque, reduce the slip heat, and improve the cooling effect. The width or depth of the gap is set according to the actual situation, thereby solving the problem of higher requirements for the durability and reliability of the electronically controlled silicone oil clutch during long-term high-load operation.
[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A novel electronically controlled silicone oil clutch, comprising a rotating shaft (1), characterized in that: A slip ring (2) is arranged on the outer wall of the rotating shaft (1), a valve control module (3) is arranged on the outer wall of the slip ring (2), a sealing assembly (4) is arranged on the outer wall of the rotating shaft (1), a bearing (5) is arranged on the outer wall of the rotating shaft (1), a lower cover (6) is installed on the outer wall of the bearing (5), a lower heat dissipation fin (7) is arranged on the outer wall of the lower cover (6), an upper cover (8) is arranged on the outer wall of the lower cover (6), and the upper cover Upper heat dissipation fins (9) are evenly arranged on the outer wall of the upper cover (8), one end of the rotating shaft (1) passes through the bearing (5) and extends to the side of the bearing (5) where an active disk (10) is installed, annular friction plates (11) are arranged in sequence on the opposite outer walls of the active disk (10), and labyrinth grooves (12) are respectively opened on the inner walls of the upper cover (8) and the lower cover (6), and a coupling cavity (13) is arranged between the labyrinth groove (12) and the annular friction plate (11); The sealing assembly (4) comprises a shell (401), the shell (401) being mounted on the outer wall of the slip ring (2), the outer wall of the shell (401) being provided with an annular protrusion (402), the outer wall of the shell (401) being provided with a dustproof U-shaped groove (403), the outer wall of the lower cover (6) being provided with a dustproof protrusion (404), and one end of the dustproof protrusion (404) being connected to the inner wall of the dustproof U-shaped groove (403).
2. A novel electronically controlled silicone oil clutch according to claim 1, characterized in that: The sealing assembly (4) is located on one side of the lower cover (6), and the upper cover (8) and the lower cover (6) are installed and fixed by bolts.
3. A novel electronically controlled silicone oil clutch according to claim 1, characterized in that: The connection mode between the rotating shaft (1) and the slip ring (2) is a rotational connection, one end of the valve control module (3) is provided with a connecting wire, and the bearing (5) is located on one side of the upper cover (8).
4. The novel electronically controlled silicone oil clutch according to claim 1 is characterized in that: The upper heat dissipation fins (9) are provided in multiple groups and are respectively located on the outer wall of the upper cover (8), and the height of the upper heat dissipation fins (9) is higher than the height of the lower heat dissipation fins (7).
5. The novel electronically controlled silicone oil clutch according to claim 1 is characterized in that: The annular friction plates (11) are located in the inner cavity of the labyrinth groove (12); a plurality of groups of the annular friction plates (11) are provided and are respectively located on opposite outer walls of the active disk (10).
6. The novel electronically controlled silicone oil clutch according to claim 1 is characterized in that: The distance between the outer wall of the annular friction plate (11) and the inner wall of the labyrinth groove (12) is the width of the coupling cavity (13), and the distance between one end of the annular friction plate (11) and the bottom of the labyrinth groove (12) is the depth of the coupling cavity (13).
7. The novel electronically controlled silicone oil clutch according to claim 1 is characterized in that: The housing (401) is an annular structure, and the active disk (10) is located between the upper cover (8) and the lower cover (6).
8. The novel electronically controlled silicone oil clutch according to claim 1 is characterized in that: The cross section of the annular protrusion (402) is an L-shaped structure, and the connection mode of the dust-proof protrusion (404) and the dust-proof U-shaped groove (403) is a sliding connection.