Mute bearing of motor

Abstract

The utility model discloses a motor mute bearing, specifically relates to bearing technical field, including bearing outer race and bearing inner race, bearing inner race outer surface both sides are equipped with dustproof ring, bearing inner race outer surface is equipped with a plurality of fixing hole, the outer surface of dustproof ring is equipped with a plurality of mounting hole, the mounting hole is equipped with the dustproof ring. A plurality of fixing plates are fixedly mounted on one side of the dustproof ring, one side of each fixing plate is in threaded connection with a threaded rod, and a mounting block is fixedly mounted at one end of each telescopic rod. According to the motor mute bearing disclosed by the utility model, in actual work, the dustproof ring is sleeved on the outer surface of the bearing inner ring until the fixed ring is inserted into the movable groove, so that the mounting hole can coincide with the fixed hole, and then the threaded rod is rotated to push the mounting block to be inserted into the coincident mounting hole and fixed hole, so as to complete the mounting of the dustproof ring; and the double-faced adhesive tape can adhere dust, so that the interior of the bearing can be effectively protected, and the dust is prevented from entering the interior of the bearing.

Description

Technical Field

[0001] The utility model relates to the technical field of bearings, in particular to a silent bearing for a motor. Background Art

[0002] Motor bearings, also known as electric motor bearings or motor bearings, are special bearings used in electric motors or motors. The bearings used in motors are parts that support the shaft. They can guide the rotation of the shaft and also bear the idling parts on the shaft. Nowadays, during the use of motor bearings, sound insulation rings are also used to reduce the noise of motor bearings.

[0003] After searching, for example, the utility model with application number 202122608987.3 discloses a silent motor bearing with shock absorption function, including a bearing, a rubber gasket fixedly connected at the middle position on the inner side of the bearing, and a triangular groove is provided on the inner side of the rubber gasket. After using the utility model, external dust will enter the interior of the bearing through the gap between the outer ring of the bearing and the inner ring of the bearing, and the dust can easily affect the normal operation, but the utility model is inconvenient to protect the inside of the bearing. Therefore, in order to solve the above defects, the inventor provides a silent motor bearing. Utility Model Content

[0004] The main purpose of the utility model is to provide a motor silent bearing, which can effectively solve the problem of inconvenience in protecting the inside of the bearing in the prior art.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A motor silent bearing comprises a bearing outer ring and a bearing inner ring, wherein a plurality of balls are movably connected between the bearing outer ring and the bearing inner ring, and a retaining frame is commonly provided on the outer surfaces of the plurality of balls;

[0007] Dust rings are provided on both sides of the outer surface of the inner ring of the bearing, a plurality of fixing holes are opened on the outer surface of the inner ring of the bearing, a plurality of mounting holes are opened on the outer surface of the dust ring, a plurality of fixing plates are fixedly installed on one side of the dust ring, and a threaded rod is threadedly connected to one side of the fixing plate, two telescopic rods are fixedly installed on one side of the fixing plate, and a mounting block is fixedly installed on one end of the two telescopic rods, the mounting block is movably connected to the threaded rod, a fixing ring is fixedly installed on the side of the dust ring away from the fixing plate, and movable grooves are opened on both sides of the outer ring of the bearing;

[0008] The dustproof ring is provided with a plurality of fixing grooves on one side of the fixing plate, and double-sided adhesive tapes are pasted inside the fixing grooves.

[0009] Preferably, a connecting groove is provided on one side of the dustproof ring located on the fixed ring, and a mounting plate is provided inside the connecting groove, a plurality of fixing adhesive stickers are fixedly installed inside the connecting groove, and a sound insulation layer is fixedly installed on one side of the mounting plate.

[0010] Preferably, an oil filling pipe is fixedly installed on one side of the fixed plate of the dust ring, a spring is fixedly installed on the inner side of the oil filling pipe, and a piston plate is fixedly installed on one end of the spring, a piston rod is fixedly installed on one side of the piston plate, and an oil filling port is fixedly installed on one side of the outer surface of the oil filling pipe, and the oil filling port passes through the dust ring.

[0011] Preferably, an oil inlet pipe is fixedly mounted on one side of the outer surface of the oil filling pipe, and a protective cover is threadedly connected to one end of the oil inlet pipe.

[0012] Preferably, the piston rod is movably connected to one side of the oil filling pipe, and a pull plate is fixedly mounted on one end of the piston rod away from the piston plate.

[0013] Preferably, the size of the fixing hole is the same as the size of the mounting hole, and the size of the mounting block is the same as the size of the mounting hole.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] The utility model discloses a silent bearing for a motor. A dustproof ring is provided. In actual operation, the dustproof ring is sleeved on the outer surface of the inner ring of the bearing until the fixing ring is inserted into the inside of a movable groove, so that the mounting hole and the fixing hole can be overlapped. Then the threaded rod is rotated to push the mounting block to be inserted into the overlapped mounting hole and the fixing hole to complete the installation of the dustproof ring. The double-sided adhesive sticker can stick to dust, thereby effectively protecting the inside of the bearing to prevent dust from entering the inside of the bearing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the dustproof ring structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the fixing groove structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the connection groove structure of the utility model;

[0020] Figure 5 It is a schematic diagram of the cross-sectional structure of the oil injection pipe of the utility model.

[0021] In the figure: 1. bearing outer ring; 2. bearing inner ring; 3. dust ring; 4. retaining frame; 5. ball; 6. oil filling pipe; 101. movable groove; 201. fixing hole; 301. mounting hole; 302. fixing plate; 303. threaded rod; 304. telescopic rod; 305. mounting block; 306. fixing ring; 307. fixing groove; 308. double-sided adhesive tape; 309. connecting groove; 310. fixing adhesive tape; 311. mounting plate; 312. sound insulation layer; 601. spring; 602. piston plate; 603. oil filling port; 604. piston rod; 605. oil inlet pipe; 606. protective cover. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] The utility model discloses a motor silent bearing, such as Figure 1-5 As shown, it includes a bearing outer ring 1 and a bearing inner ring 2, a plurality of balls 5 are movably connected between the bearing outer ring 1 and the bearing inner ring 2, and a retaining frame 4 is commonly provided on the outer surfaces of the plurality of balls 5, and the length of the bearing inner ring 2 is greater than the length of the bearing outer ring 1.

[0024] Dustproof rings 3 are provided on both sides of the outer surface of the bearing inner ring 2. The dustproof rings 3 can effectively prevent dust from entering the bearing through the gap between the bearing inner ring 2 and the bearing outer ring 1.

[0025] A plurality of fixing holes 201 are provided on the outer surface of the bearing inner ring 2, and a plurality of mounting holes 301 are provided on the outer surface of the dust ring 3. A plurality of fixing plates 302 are fixedly installed on one side of the dust ring 3, and a threaded rod 303 is threadedly connected to one side of the fixing plate 302. Two telescopic rods 304 are fixedly installed on one side of the fixing plate 302, and a mounting block 305 is fixedly installed on one end of the two telescopic rods 304. The mounting block 305 is movably connected to the threaded rod 303. By rotating the threaded rod 303, the mounting block 305 can be pushed to move. When the mounting block 305 moves, the telescopic rod 304 can be driven to extend and retract. When the mounting block 305 is inserted into the overlapping fixing hole 201 and the mounting hole 301, the connection between the dust ring 3 and the bearing inner ring 2 can be completed.

[0026] The size of the fixing hole 201 is the same as that of the mounting hole 301 , and the size of the mounting block 305 is the same as that of the mounting hole, so that the mounting block 305 can be inserted into the overlapping fixing hole 201 and mounting hole 301 .

[0027] A fixing ring 306 is fixedly installed on one side of the dust ring 3 away from the fixing plate 302. Movable grooves 101 are provided on both sides of the bearing outer ring 1. The fixing ring 306 can be inserted into the movable groove 101. When the bearing inner ring 2 rotates, the fixing ring 306 can rotate in the movable groove 101.

[0028] A plurality of fixing grooves 307 are provided on one side of the dustproof ring 3 located on the fixing plate 302, and double-sided adhesive tape 308 is pasted inside the fixing groove 307. When dust contacts the double-sided adhesive tape 308, it will be stuck to effectively prevent the dust attached to the dustproof ring 3 from flying due to the rotation of the dustproof ring 3.

[0029] A connecting groove 309 is provided on one side of the dustproof ring 3 located at the fixed ring 306, and a mounting plate 311 is provided inside the connecting groove 309. A plurality of fixing stickers 310 are fixedly installed inside the connecting groove 309, and a sound insulation layer 312 is fixedly installed on one side of the mounting plate 311. The sound insulation layer 312 is made of sound insulation cotton and has a good sound insulation effect. The mounting plate 311 can be installed in the connecting groove 309 through the fixing stickers 310, so that the sound insulation cotton can be replaced.

[0030] The dust ring 3 is located on one side of the fixed plate 302 and is fixedly installed with an oil filling pipe 6. A spring 601 is fixedly installed on one side of the oil filling pipe 6, and a piston plate 602 is fixedly installed on one end of the spring 601. A piston rod 604 is fixedly installed on one side of the piston plate 602. Pull the piston rod 604 to drive the piston plate 602 to move, and the piston plate 602 can squeeze the spring 601, and then the lubricating oil can be poured into the oil filling pipe 6. Release the piston rod 604. Under the action of the spring 601, the piston plate 602 can be pushed to move. An oil filling port 603 is fixedly installed on one side of the outer surface of the oil filling pipe 6, and the oil filling port 603 penetrates the dust ring 3. The piston plate 602 will push the lubricating oil to move until it is injected into the inside of the bearing through the oil filling port 603 to lubricate the inside of the bearing.

[0031] The piston rod 604 is movably connected to one side of the oil filling pipe 6 , and a pull plate is fixedly installed on one end of the piston rod 604 away from the piston plate 602 .

[0032] An oil inlet pipe 605 is fixedly installed on one side of the outer surface of the oil filling pipe 6, and a protective cover 606 is threadedly connected to one end of the oil inlet pipe 605. Lubricating oil can be poured into the oil filling pipe 6 through the oil inlet pipe 605, and the protective cover 606 can effectively prevent the lubricating oil from leaking from the oil inlet pipe 605.

[0033] The working principle of the utility model is as follows: the dustproof ring 3 is sleeved on the outer surface of the inner ring 2 of the bearing until the fixing ring 306 is inserted into the inside of the movable groove 101, so that the mounting hole 301 and the fixing hole 201 can be overlapped, and then the threaded rod 303 is rotated to push the mounting block 305 to be inserted into the overlapping mounting hole 301 and the fixing hole 201 to complete the installation of the dustproof ring 3, which can effectively protect the inside of the bearing to prevent dust from entering the inside of the bearing, and the double-sided adhesive tape 308 can stick to the dust. The lubricating oil can be poured into the oil filling pipe 6 through the oil inlet pipe 605, and the piston rod 604 is pulled to drive the piston plate 602 to move, and the piston plate 602 can squeeze the spring 601, and the piston rod 604 is released. Under the action of the spring 601, the piston plate 602 can be pushed to move, and the piston plate 602 will push the lubricating oil to move until it is injected into the inside of the bearing through the oil filling port 603 to lubricate the inside of the bearing.

[0034] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A motor silent bearing, comprising a bearing outer ring (1) and a bearing inner ring (2), characterized in that: A plurality of balls (5) are movably connected between the bearing outer ring (1) and the bearing inner ring (2), and a retaining frame (4) is commonly provided on the outer surfaces of the plurality of balls (5); Dust rings (3) are provided on both sides of the outer surface of the bearing inner ring (2); a plurality of fixing holes (201) are provided on the outer surface of the bearing inner ring (2); a plurality of mounting holes (301) are provided on the outer surface of the dust ring (3); a plurality of fixing plates (302) are fixedly installed on one side of the dust ring (3); a threaded rod (303) is threadedly connected to one side of the fixing plate (302); two telescopic rods (304) are fixedly installed on one side of the fixing plate (302); a mounting block (305) is fixedly installed at one end of the two telescopic rods (304); the mounting block (305) is movably connected to the threaded rod (303); a fixing ring (306) is fixedly installed on the side of the dust ring (3) away from the fixing plate (302); and movable grooves (101) are provided on both sides of the bearing outer ring (1); The dustproof ring (3) is provided with a plurality of fixing grooves (307) on one side of the fixing plate (302), and double-sided adhesive tapes (308) are pasted inside the fixing grooves (307).

2. The motor silent bearing according to claim 1, characterized in that: The dustproof ring (3) is provided with a connection groove (309) on one side of the fixing ring (306), and a mounting plate (311) is provided inside the connection groove (309), a plurality of fixing adhesive stickers (310) are fixedly installed inside the connection groove (309), and a sound insulation layer (312) is fixedly installed on one side of the mounting plate (311).

3. The motor silent bearing according to claim 1, characterized in that: The dustproof ring (3) is located on one side of the fixed plate (302) and is fixedly mounted with an oil filling pipe (6); a spring (601) is fixedly mounted on one side of the inner part of the oil filling pipe (6), and a piston plate (602) is fixedly mounted on one end of the spring (601); a piston rod (604) is fixedly mounted on one side of the piston plate (602); an oil filling port (603) is fixedly mounted on one side of the outer surface of the oil filling pipe (6), and the oil filling port (603) passes through the dustproof ring (3).

4. The motor silent bearing according to claim 3, characterized in that: An oil inlet pipe (605) is fixedly mounted on one side of the outer surface of the oil filling pipe (6), and a protective cover (606) is threadedly connected to one end of the oil inlet pipe (605).

5. The motor silent bearing according to claim 3, characterized in that: The piston rod (604) is movably connected to one side of the oil injection pipe (6), and a pull plate is fixedly installed on one end of the piston rod (604) away from the piston plate (602).

6. The motor silent bearing according to claim 1, characterized in that: The size of the fixing hole (201) is the same as the size of the mounting hole (301), and the size of the mounting block (305) is the same as the size of the mounting hole (301).

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