Wear-resistant bearing roller

Abstract

The utility model discloses a wear-resistant bearing roller which comprises an outer ring, a roller is rotatably connected to the inner wall of the outer ring, a first limiting ring is arranged at one end of the roller, a limiting block is fixedly connected to the side, close to the roller, of the first limiting ring, and the interior of the limiting block is in sliding connection with the outer surface of the roller. A first limiting ring is arranged on the upper surface of the oil injection groove, an inner ring is rotatably connected to the interior of the first limiting ring, a partition plate is fixedly connected to the lower surface of the inner ring, and oil holes which are evenly distributed in the circumferential direction are formed in the outer surface of the inner ring. Lubricating oil firstly enters the annular groove from the oil injection groove and then enters the space between the outer ring and the inner ring through the oil hole, so that the surfaces of the limiting block and the pin roller are filled with the lubricating oil, the pin roller is fully lubricated, then the counter bore screw is screwed into the oil injection groove again, and the effect of rapidly conducting oil injection maintenance on the bearing is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a damping structure, concretely is a wear -resisting type bearing roller. BACKGROUND

[0002] The refrigerator is loved by many families because it can provide lower temperature to prolong the service life of food, but the refrigerator door is damaged due to the larger force pushing the refrigerator door in the use process, and the damper is usually used to protect the refrigerator, and the bearing roller is an indispensable component of the damper.

[0003] However, when the bearing needs to be maintained, the existing bearing roller usually applies lubricating oil around the roller in use, which needs to disassemble the bearing, greatly increasing the maintenance time and difficulty of workers, and thus a wear -resisting type bearing roller is provided. UTILITY MODEL CONTENTS

[0004] In order to solve the defect that the bearing needs to be disassembled and the lubricating oil is applied when the bearing is maintained in the prior art, the utility model provides a wear -resisting type bearing roller.

[0005] In order to solve the above technical problem, the utility model provides the following technical scheme:

[0006] The utility model discloses a wear -resisting type bearing roller, including the outer ring, the inner wall rotation of outer ring is connected with the roll, one end of roll is provided with first limit ring, the side close to roll of first limit ring is fixedly connected with the limit block, the inside of limit block is connected with the outer surface of roll slidingly, the inside of first limit ring is rotatably connected with the inner ring, the lower surface of inner ring is fixedly connected with the baffle, the outer surface of inner ring is equipped with the oil hole that is circumferentially evenly distributed, the inside of inner ring is equipped with the ring groove, the inner wall of ring groove is passed through with one end of oil hole, the one side of ring groove is equipped with the oil injection groove and the lower surface of oil injection groove is penetrated through the baffle, the inside of oil injection groove is screwed with the counterbore screw.

[0007] As a preferred technical scheme of the utility model, the inside of the inner ring is provided with a sliding groove, and the inside of the sliding groove is provided with a limiting screw column.

[0008] As a preferred technical scheme of the utility model, the middle position of the limiting screw column is fixedly connected with a limiting ring, and the upper surface of the limiting screw column is provided with a groove.

[0009] As a preferred technical scheme of the utility model, the outer surface of the top end of the limiting screw column is fixedly connected with a lug, and the outer surface of the lug is matched with the inside of the sliding groove.

[0010] As a preferred technical scheme of the utility model, the outer surface of the inner ring is provided with a second limiting ring, and the upper surface of the second limiting ring is attached to the lower surface of the roller.

[0011] As a preferred technical scheme of the utility model, the upper surface of the first limiting ring is attached to a limiting plate.

[0012] As a preferred technical scheme of the utility model, the upper surface of the limiting stud is threadedly connected with a limiting screw, and the upper surface of the limiting stud is fixedly connected with the lower surface of the limiting plate through the limiting screw.

[0013] The utility model discloses a kind of wear-resistant bearing rollers, and the advantages are as follows: the counterbore screw is separated from oil injection groove using external tool, then sufficient lubricating oil is injected into the inside of oil injection groove, lubricating oil is first entered annular groove inside from oil injection groove, then enters the outer ring and the inner ring between by oil hole, so that the surface of limiting block and roller is filled with lubricating oil, realizes the lubrication of roller, then the counterbore screw is rotated into the inside of oil injection groove, oil injection groove is sealed, the relative rotation of inner ring and outer ring is carried out, further make the surface of roller evenly smear lubricating oil, play the role of quick oiling maintenance to bearing, reduce the labor intensity of worker. DRAWINGS

[0014] The drawings are used to provide further understanding of the utility model, and constitute part of the specification, and with the embodiment of the utility model, it is used to explain the utility model, and does not constitute the limitation to the utility model.In the drawings:

[0015] Figure 1 It is the structure schematic view of a kind of wear-resistant bearing roller of the utility model;

[0016] Figure 2 It is the structure schematic view of limiting block of a kind of wear-resistant bearing roller of the utility model;

[0017] Figure 3 It is the structure schematic view of oil injection groove of a kind of wear-resistant bearing roller of the utility model;

[0018] Figure 4 It is the structure schematic view of limiting screw of a kind of wear-resistant bearing roller of the utility model;

[0019] Figure 5 It is the structure schematic view of annular groove of a kind of wear-resistant bearing roller of the utility model;

[0020] Figure 6 It is the structure schematic view of inner ring of a kind of wear-resistant bearing roller of the utility model;

[0021] Figure 7 It is the structure schematic view of limiting stud of a kind of wear-resistant bearing roller of the utility model

[0022] Figure 8 The utility model relates a wear -resisting type bearing roller Figure 3 Structure schematic view in A of middle

[0023] Figure 9 The utility model relates a wear -resisting type bearing roller Figure 5 Structure schematic view in B of middle.

[0024] In the figure: 1, limit stud, 2, outer ring, 3, limit screw, 4, limit plate, 5, first limit ring, 6, limit block, 7, roller, 8, inner ring, 9, second limit ring,

[0025] 10, partition, 11, oil hole, 12, counterbore screw, 13, recess, 14, lug, 15, limit ring, 16, sliding slot, 17, annular groove, 18, oil injection groove. Specific implementation

[0026] The preferred embodiments of the utility model are described below in combination with the drawings, and it should be understood that the preferred embodiments described here are only used for illustrating and explaining the utility model and are not used for limiting the utility model.

[0027] Embodiment: as Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 and Figure 9As shown, the utility model discloses a wear -resisting type bearing roller, including the outer ring 2, the inner wall rotation of outer ring 2 is connected with the roll 7, and the one end of roll 7 is provided with the first limit ring 5, and the one side close to roll 7 of first limit ring 5 is fixedly connected with the limit block 6, and the inside of limit block 6 is slidably connected with the outer surface of roll 7, and the inside of first limit ring 5 is rotatably connected with the inner ring 8, and the lower surface of inner ring 8 is fixedly connected with the partition 10, and the outer surface of inner ring 8 is provided with the oil hole 11 that is circumferentially evenly distributed, and the inside of inner ring 8 is provided with the annular groove 17, and the inner wall of annular groove 17 is through with one end of oil hole 11, and the one side of annular groove 17 is provided with the oil injection groove 18 and oil injection groove 18 penetrates the lower surface of partition 10, and the inside of oil injection groove 18 is threadedly connected with the counterbore screw 12, when the rolling bearing needs to be injected and maintained, first uses the tool to rotate counterbore screw 12, takes down counterbore screw 12 from partition 10, then injects lubricating oil into the inside of oil injection groove 18, and lubricating oil enters the inside of annular groove 17 from oil injection groove 18, and finally has multiple oil holes 11 into the inner ring 8 and outer ring 2 between, when outer ring 2 and inner ring 8 relatively slide, roll 7 is limited under the limit of limit block 6 and rolls between outer ring 2 and inner ring 8, makes the lubricating oil that enters outer ring 2 and inner ring 8 between evenly spread on the surface of roll 7, lubricates the rotation of roll 7, after injecting lubricating oil, again rotate counterbore screw 12 into oil injection groove 18, and oil injection groove 18 is plugged and sealed, and the effect of maintaining bearing by quickly injecting lubricating oil is achieved.

[0028] Wherein, the inside of inner ring 8 is provided with the sliding slot 16, the inside of sliding slot 16 is provided with the limit stud 1, the limit stud 1 is used to connect the limit bearing.

[0029] Wherein, the middle position of limit stud 1 is fixedly connected with the limit ring 15, and the upper surface of limit stud 1 is provided with the recess 13, and the limit ring 15 is used to limit the position of inner ring 8.

[0030] Wherein, the outer surface of the top end of limit stud 1 is fixedly connected with the lug 14, and the outer surface of lug 14 is matched with the inside of sliding slot 16, and the lug 14 is used to limit the rotation of inner ring 8 in cooperation with sliding slot 16.

[0031] Wherein, the outer surface of inner ring 8 is provided with the second limit ring 9, and the upper surface of second limit ring 9 is matched with the lower surface of roll 7, and the roll 7 is used to support and make outer ring 2 and inner ring 8 relatively rotate.

[0032] Wherein, the upper surface of first limit ring 5 is matched with the limit plate 4, and the limit plate 4 is used to limit the position of outer ring 2.

[0033] The upper surface of the limiting stud 1 is threadedly connected with a limiting screw 3, and the upper surface of the limiting stud 1 is fixedly connected with the lower surface of the limiting plate 4 through the limiting screw 3, and the limiting screw 3 is used to limit the inner ring 8 in cooperation with the limiting stud 1.

[0034] In operation, first, the sliding groove 16 is matched with the protrusion 14, the inner ring 8 is sleeved on the outer surface of the limiting stud 1, then the second limiting ring 9 is sleeved on the outer surface of the inner ring 8 and is attached to the partition plate 10, then the outer ring 2 is sleeved on the outer surface of the partition plate 10, and the plurality of rollers 7 are placed between the inner ring 8 and the outer ring 2, then the first limiting ring 5 and the limiting block 6 are inserted between the inner ring 8 and the outer ring 2, and the plurality of limiting blocks 6 are arranged at intervals with the plurality of rollers 7, further, the limiting plate 4 is installed on the upper surface of the outer ring 2, and the limiting screw 3 is screwed into the top end of the limiting stud 1, so that the top end of the limiting stud 1 is expanded and tightly contacts the inner portion of the inner ring 8, the assembly of the device is realized, then the counterbore screw 12 is rotated and removed from the partition plate 10, lubricating oil is injected into the inner portion of the oil injection groove 18, the lubricating oil is first injected into the annular groove 17 from the oil injection groove 18, then enters between the outer ring 2 and the inner ring 8 through the oil hole 11, when the outer ring 2 and the inner ring 8 slide relative to each other, the rollers 7 roll, so that the lubricating oil is evenly applied on the surface of the rollers 7, the counterbore screw 12 is installed in front and back, and the device is quickly maintained and lubricated.

[0035] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing detailed description of the present application, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the scope of protection of the present application.

Claims

1. A wear-resistant bearing roller, comprising an outer ring (2), characterized in that, The inner wall of the outer ring (2) is rotatably connected to a roller (7). One end of the roller (7) is provided with a first limiting ring (5). The side of the first limiting ring (5) near the roller (7) is fixedly connected to a limiting block (6). The inside of the limiting block (6) is slidably connected to the outer surface of the roller (7). The inside of the first limiting ring (5) is rotatably connected to an inner ring (8). The lower surface of the inner ring (8) is fixedly connected to a partition plate (10). The outer surface of the inner ring (8) is provided with oil holes (11) evenly distributed in a circle. The inside of the inner ring (8) is provided with an annular groove (17). The inner wall of the annular groove (17) is connected to one end of the oil hole (11). One side of the annular groove (17) is provided with an oil injection groove (18) and the oil injection groove (18) penetrates the lower surface of the partition plate (10). The inside of the oil injection groove (18) is threaded with a countersunk screw (12).

2. The wear-resistant bearing roller according to claim 1, characterized in that, The inner ring (8) has a groove (16) inside, and a limit stud (1) is provided inside the groove (16).

3. The wear-resistant bearing roller according to claim 2, characterized in that, A limiting ring (15) is fixedly connected to the middle position of the limiting stud (1), and a groove (13) is provided on the upper surface of the limiting stud (1).

4. The wear-resistant bearing roller according to claim 2, characterized in that, The outer surface of the top end of the limiting stud (1) is fixedly connected to a protrusion (14), and the outer surface of the protrusion (14) is adapted to the interior of the slide groove (16).

5. A wear-resistant bearing roller according to claim 1, characterized in that, The outer surface of the inner ring (8) is provided with a second limiting ring (9), and the upper surface of the second limiting ring (9) is in contact with the lower surface of the roller (7).

6. A wear-resistant bearing roller according to claim 1, characterized in that, The upper surface of the first limiting ring (5) is attached to the limiting plate (4).

7. A wear-resistant bearing roller according to claim 2, characterized in that, The upper surface of the limiting stud (1) is threaded with a limiting screw (3), and the upper surface of the limiting stud (1) is fixedly connected to the lower surface of the limiting plate (4) by the limiting screw (3).

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