Carbon fiber bearing

Abstract

The utility model relates to a carbon fiber bearing, and relates to the technical field of bearings, the carbon fiber bearing comprises a bearing body, two mounting grooves are coaxially formed in the inner wall of an outer ring of the bearing body, the two mounting grooves are located in the positions, close to the end, of the outer ring of the bearing, mounting rings are fixed to the mounting grooves, and the mounting rings are detachably connected into the mounting grooves; the inner wall of the mounting ring abuts against the outer wall of the bearing inner ring. The bearing has the effect of preventing dust from entering the bearing to cause the use fault of the bearing.

Description

Technical Field

[0001] The present application relates to the technical field of bearings, and in particular to a carbon fiber bearing. Background Art

[0002] Bearings are an important component in modern mechanical equipment. Their main function is to support the mechanical rotating body, reduce the friction coefficient during its movement and ensure its rotation accuracy.

[0003] The classification of bearing installation materials mainly includes stainless steel bearings, carbon steel bearings, carbon fiber bearings, etc., and the classification according to rolling elements includes ball bearings, needle roller bearings, etc.

[0004] Bearings are widely used in machinery, transportation and other fields. Due to different use occasions and environmental conditions, take the oil extraction site as an example, the harsh environment of field operations, mud and sand, and temperature changes in winter and summer. Especially when used under dusty conditions, the impact on bearings is greater, resulting in a short service life of the bearings or even unusable. Utility Model Content

[0005] In order to solve the problem that the bearing cannot work due to excessive dust, the present application provides a carbon fiber bearing.

[0006] The carbon fiber bearing provided in this application adopts the following technical solution:

[0007] A carbon fiber bearing comprises a bearing body, wherein the inner wall of the outer ring of the bearing body is coaxially provided with two mounting grooves, the two mounting grooves are located near the end of the outer ring of the bearing, a mounting ring is fixed to the mounting groove, the mounting ring is detachably connected in the mounting groove, and the inner wall of the mounting ring abuts against the outer wall of the inner ring of the bearing.

[0008] By adopting the above technical solution, the mounting ring is installed on the bearing body, and the inner wall of the mounting ring abuts against the outer wall of the inner ring of the bearing, thereby reducing the possibility of dust entering the interior of the bearing.

[0009] Optionally, the mounting ring is provided with a plurality of sliding grooves along its radial direction, a clamping rod is slidably connected in the sliding groove, a clamping groove is provided on the inner wall of the mounting groove, and a driving mechanism is provided on the mounting ring to drive the end of the clamping rod to insert into the clamping groove.

[0010] By adopting the above technical solution, the staff can act on the driving mechanism to make the clamping rod slide toward the clamping groove, and the end of the clamping rod is clamped into the clamping groove, thereby achieving the fixation of the mounting ring on the bearing.

[0011] Optionally, a driving groove is provided on the mounting ring, the driving groove is coaxial with the mounting ring and connected to the sliding groove, the driving mechanism includes a driving ring threadedly connected to the mounting groove, a pushing ring is integrally formed on the driving ring, the pushing ring is coaxial with the driving ring, the pushing ring is a frustum structure, the clamping rod abuts against the side wall of the pushing ring, when the driving ring is connected to the driving groove, the clamping rod abuts against the side wall of the frustum and pushes the end of the clamping rod into the clamping groove.

[0012] By adopting the above technical solution, the staff can rotate the driving ring, and under the action of the pushing ring, push the clamping rod to move toward the clamping groove, so as to facilitate the installation of the mounting ring.

[0013] Optionally, the mounting ring is provided with an abutment groove connected to the sliding groove, the clamping rod is fixed with an abutment block sliding in the abutment groove, and the abutment spring connected to the abutment block is fixed in the abutment groove. When the mounting ring is removed, the abutment spring drives the abutment block to move and causes the clamping rod to disengage from the clamping groove.

[0014] By adopting the above technical solution, the arrangement of the abutment spring facilitates driving the clamping rod to disengage from the clamping groove, thereby facilitating the disassembly of the mounting ring.

[0015] Optionally, lubricating oil is poured into the driving groove, and rubber rings for sealing are fixed on the inner ring and outer ring of the mounting ring, the end face of the driving ring and the clamping rod. An oil channel is opened on the clamping rod to allow the lubricating oil to flow into the bearing body, and a switch mechanism for controlling the opening and closing of the oil channel is provided on the oil channel.

[0016] By adopting the above technical solution, the provision of the rubber ring reduces the possibility of oil leakage. When the bearing is working, the switch mechanism is opened, and the lubricating oil flows into the inside of the bearing, making it easier for the lubricating oil to lubricate the bearing.

[0017] Optionally, the oil channel includes an upper oil channel and a lower oil channel that are interconnected, the upper oil channel is connected to the drive groove, the lower oil channel is connected to the bearing body, the lower oil channel opening is larger than the upper oil channel, and the switch mechanism includes a switch ball arranged in the lower oil channel, and a switch spring is fixed in the lower oil channel to push the switch ball against the upper oil channel port and close the upper oil channel.

[0018] By adopting the above technical solution, the bearing drives the mounting ring to rotate during operation, and under the action of centrifugal force, the switch ball moves in a direction away from the upper oil channel, making it easier for the lubricating oil to flow into the bearing.

[0019] Optionally, an oiling hole penetrating the mounting ring is axially opened on the mounting ring, and an end cover for closing the oiling hole is threadedly connected to the inner thread of the oiling hole.

[0020] By adopting the above technical solution, the setting of the oiling hole facilitates manual oiling of the inside of the bearing.

[0021] In summary, the present application includes at least one of the following beneficial technical effects:

[0022] The mounting ring can be detachably connected to the bearing to reduce the possibility of dust and the like entering the bearing;

[0023] When the bearing is working, the oil channel opens to facilitate the lubricating oil to enter the bearing. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application.

[0025] Figure 2 is a cross-sectional view of the mounting ring.

[0026] Figure 3 It is a schematic diagram of the structure of the driving ring and the pushing ring.

[0027] Figure 4 It is a structural diagram of the switch mechanism.

[0028] Explanation of the accompanying drawings: 1. bearing body; 2. mounting groove; 3. mounting ring; 4. sliding groove; 5. snap-in rod; 6. snap-in groove; 7. driving groove; 8. driving ring; 9. pushing ring; 10. abutment groove; 11. abutment block; 12. abutment spring; 13. rubber ring; 14. upper oil channel; 15. lower oil channel; 16. switch ball; 17. switch spring; 18. upper oil hole; 19. end cover. DETAILED DESCRIPTION

[0029] The following is combined with Figure 1-4 This application is described in further detail.

[0030] Reference Figure 1 A carbon fiber bearing comprises a bearing body 1. The inner wall of the outer ring of the bearing body 1 is coaxially provided with two mounting grooves 2. The two mounting grooves 2 are located near the end of the outer ring of the bearing. A mounting ring 3 is fixed to the mounting groove 2. The outer wall and the inner wall of the mounting ring 3 are respectively smoothly abutted against the inner wall of the outer ring of the bearing and the outer wall of the inner ring of the bearing.

[0031] Reference Figure 1 and Figure 2 The mounting ring 3 is provided with a plurality of sliding grooves 4 along its radial direction, and the sliding grooves 4 are evenly distributed along the circumferential direction of the axis of the mounting ring 3. A clamping rod 5 is slidably connected in the sliding groove 4. A clamping groove 6 is provided on the inner wall of the mounting groove 2. The clamping groove 6 corresponds to the clamping rod 5 one by one and is used to clamp the corresponding clamping rod 5.

[0032] Reference Figure 1 , Figure 2 and Figure 3A driving mechanism is provided on the mounting ring 3 to drive the end of the clamping rod 5 to insert into the clamping groove 6. A driving groove 7 is opened on the mounting ring 3. The driving groove 7 is coaxial with the mounting ring 3 and connected with the sliding groove 4. The driving mechanism includes a driving ring 8 threadedly connected to the mounting groove 2. A pushing ring 9 is integrally formed on the driving ring 8. The pushing ring 9 is coaxial with the driving ring 8. The pushing ring 9 has a frustum structure. The clamping rod 5 abuts against the side wall of the pushing ring 9. When the driving ring 8 is threadedly connected to the driving groove 7, the clamping rod 5 abuts against the side wall of the pushing ring 9, and the pushing ring 9 pushes the end of the clamping rod 5 to insert into the clamping groove 6.

[0033] Reference Figure 1 and Figure 2 An abutment groove 10 is provided on the mounting ring 3, and the abutment groove 10 is connected with the sliding groove 4. An abutment block 11 is fixed on the clamping rod 5. The abutment block 11 is located in the abutment groove 10 and slides along the length direction of the clamping rod 5. An abutment spring 12 is fixed in the abutment groove 10, and one end of the abutment spring 12 is fixed on the inner wall of the abutment groove 10, and the other end of the abutment spring 12 is fixed on the abutment block 11 and pushes the clamping rod 5 out of the clamping groove 6, so as to facilitate the disassembly of the mounting ring 3.

[0034] Reference Figure 1 , Figure 2 and Figure 4 When the driving ring 8 is fixed in the driving groove 7, the driving groove 7 also has a certain cavity, in which lubricating oil is poured. Rubber rings 13 are fixed on the inner and outer rings of the mounting ring 3, the end surface of the driving ring 8 and the clamping rod 5. When the mounting ring 3 is installed, the rubber ring 13 plays a certain sealing role to prevent the lubricating oil in the driving groove 7 from flowing out. The clamping rod 5 is provided with an oil channel for the lubricating oil to flow into the bearing body 1.

[0035] Reference Figure 1 , Figure 2 and Figure 4 The oil passage is provided with a switch mechanism for controlling the opening and closing of the oil passage. The oil passage includes an upper oil passage 14 and a lower oil passage 15 which are connected to each other. The upper oil passage 14 is connected to the driving groove 7, and the lower oil passage 15 is connected to the bearing body 1. The opening of the lower oil passage 15 is larger than that of the upper oil passage 14. The switch mechanism includes a switch ball 16 arranged in the lower oil passage 15. A switch spring 17 is fixed in the lower oil passage 15. One end of the switch spring 17 is fixed to the inner wall of the lower oil passage 15, and the other end of the switch spring 17 is on the switch ball 16, and pushes the switch ball 16 to close the opening of the upper oil passage 14. During the rotation of the bearing, under the action of centrifugal force, the switch ball 16 moves in a direction away from the upper oil passage 14, and the oil passage is opened, which is convenient for oiling the bearing.

[0036] Reference Figure 1 and Figure 2An oiling hole 18 penetrating the mounting ring 3 is axially provided on the mounting ring 3 , and an end cover 19 for closing the oiling hole 18 is internally threadedly connected to the oiling hole 18 .

[0037] The implementation principle of the embodiment of the present application is: the mounting ring 3 is installed on the bearing, and the staff can act on the drive ring 8 to make the push ring 9 act on the clamping rod 5, so that the end of the clamping rod 5 is inserted into the clamping groove 6 to achieve the installation of the mounting ring 3.

[0038] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A carbon fiber bearing, comprising a bearing body (1), characterized in that: The inner wall of the outer ring of the bearing body (1) is coaxially provided with two mounting grooves (2), the two mounting grooves (2) are located near the end of the outer ring of the bearing, a mounting ring (3) is fixed to the mounting groove (2), the mounting ring (3) is detachably connected in the mounting groove (2), and the inner wall of the mounting ring (3) abuts against the outer wall of the inner ring of the bearing.

2. A carbon fiber bearing according to claim 1, characterized in that: The mounting ring (3) is provided with a plurality of sliding grooves (4) along its radial direction, a clamping rod (5) is slidably connected in the sliding groove (4), a clamping groove (6) is provided on the inner wall of the mounting groove (2), and a driving mechanism is provided on the mounting ring (3) for driving the end of the clamping rod (5) to be inserted into the clamping groove (6).

3. A carbon fiber bearing according to claim 2, characterized in that: The mounting ring (3) is provided with a driving groove (7), the driving groove (7) is coaxial with the mounting ring (3) and is connected with the sliding groove (4), the driving mechanism comprises a driving ring (8) threadedly connected in the mounting groove (2), a pushing ring (9) is integrally formed on the driving ring (8), the pushing ring (9) is coaxial with the driving ring (8), the pushing ring (9) is a truncated cone structure, the clamping rod (5) abuts against the side wall of the pushing ring (9), when the driving ring (8) is connected in the driving groove (7), the clamping rod (5) abuts against the side wall of the truncated cone and pushes the end of the clamping rod (5) to be inserted into the clamping groove (6).

4. A carbon fiber bearing according to claim 3, characterized in that: The mounting ring (3) is provided with an abutment groove (10) which is connected with the sliding groove (4); the clamping rod (5) is fixed with an abutment block (11) which slides in the abutment groove (10); an abutment spring (12) which is connected with the abutment block (11) is fixed in the abutment groove (10); when the mounting ring (3) is removed, the abutment spring (12) drives the abutment block (11) to move and causes the clamping rod (5) to be separated from the clamping groove (6).

5. A carbon fiber bearing according to claim 4, characterized in that: The driving groove (7) is filled with lubricating oil. Rubber rings (13) having a sealing function are fixed to the inner ring and outer ring of the mounting ring (3), the end surface of the driving ring (8) and the clamping rod (5). The clamping rod (5) is provided with an oil passage for allowing the lubricating oil to flow into the bearing body (1). The oil passage is provided with a switch mechanism for controlling the opening and closing of the oil passage.

6. A carbon fiber bearing according to claim 5, characterized in that: The oil passage comprises an upper oil passage (14) and a lower oil passage (15) which are connected to each other, the upper oil passage (14) is connected to the driving groove (7), the lower oil passage (15) is connected to the bearing body (1), the opening of the lower oil passage (15) is larger than that of the upper oil passage (14), the switch mechanism comprises a switch ball (16) arranged in the lower oil passage (15), and a switch spring (17) is fixed in the lower oil passage (15) for pushing the switch ball (16) to press against the port of the upper oil passage (14) and close the upper oil passage (14).

7. A carbon fiber bearing according to claim 6, characterized in that: An oiling hole (18) penetrating the mounting ring (3) is axially provided on the mounting ring (3), and an end cover (19) for closing the oiling hole (18) is internally threadedly connected to the oiling hole (18).

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