Deep groove ball bearing with sealing function

Abstract

The deep groove ball bearing with the sealing function comprises an outer ring, sealing plates are movably installed on the surface of the outer ring, limiting strips are movably installed on the surfaces of the sealing plates, limiting holes are fixedly formed in the limiting strips, and limiting bolts are movably installed in the limiting holes. And molybdenum wires are fixedly mounted on the surfaces of the limiting strips. The sealing plate is movably installed on the surface of the outer ring, the outer ring and the inner ring can be connected and sealed through the sealing plate, then the limiting bolts are matched with the limiting holes to fix the limiting strips to the surfaces of the outer ring and the inner ring, the sealing plate is fixed to the surfaces of the outer ring and the inner ring, and then the molybdenum wires are used for enhancing the strength of the limiting strips. And the limiting strips are prevented from being broken when the device works, the sealing performance is high when the device is used cooperatively, dust cannot enter the device when the device is used, and the balls cannot be damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing equipment, in particular to a deep groove ball bearing with a sealing function. Background Art

[0002] Deep groove ball bearings, formerly known as radial ball bearings, are the most widely used rolling bearings. They are characterized by low friction resistance and high rotation speed. They can be used on parts that bear radial loads or combined loads of radial and axial loads. They can also be used on parts that bear axial loads, such as low-power motors, automobile and tractor gearboxes, machine tool gearboxes, general machines, and tools. In existing deep groove ball bearings, the sealing is poor and there is no anti-rust protection. Therefore, a deep groove ball bearing with sealing function is proposed.

[0003] After searching, the patent announcement number CN215720194U discloses a deep groove ball bearing device, including an outer ring frame, an inner ring frame is arranged inside the outer ring frame, a steel ball is arranged between the outer ring frame and the inner ring frame, two ends of the steel ball respectively extend into the outer ring slide groove opened on the inner side of the outer ring frame and the ball groove opened on the inner ring frame, the inner ring frame includes a left half ring frame and a right half ring frame, the left half ring frame and the right half ring frame are fixed by riveting into the rivet holes opened on the left half ring frame and the right half ring frame, and a bearing oil seal is arranged between the outer ring frame and the inner ring frame on the left and right sides of the steel ball. However, the deep groove ball bearing in the prior art document has poor sealing performance, and dust may enter the deep groove ball bearing during use, causing damage to the ball, reducing the service life of the device, and increasing the manufacturing cost of the device. Moreover, the deep groove ball bearing in the prior art document has no protection function, and the staff can only take and put it by hand. Sweat may cause the deep groove ball bearing to rust, affecting the normal use of the deep groove ball bearing and reducing the working efficiency of the deep groove ball bearing. Utility Model Content

[0004] The purpose of the utility model is to provide a deep groove ball bearing with a sealing function, wherein the outer ring and the inner ring are connected and sealed by a sealing plate, and then the limiting bar is fixed to the surface of the outer ring and the inner ring by a limiting bolt and a limiting hole. The sealing plate is fixed to the surface of the outer ring and the inner ring by using the matching method, and then the strength of the limiting bar is strengthened by molybdenum wire to prevent the limiting bar from breaking when the device is working. The matching method has strong sealing performance, and dust will not enter the interior of the device during use, and will not cause damage to the ball, thereby increasing the service life of the device and reducing the manufacturing cost of the device. The top of the outer ring is protected from corrosion by sweat by a protective ring, and then the outer ring is fixed to the interior of the placement plate by a positioning hole, and then the device is moved by a handle, and the handle can be removed by a fixing bolt without affecting the operation of the device. The device has a protective function, and the staff does not need to hold it directly by hand. When installing the sealing plate, the staff can wear gloves to prevent sweat stains from rusting the device, which does not affect the normal use of the device and increases the working efficiency of the device, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A deep groove ball bearing with a sealing function comprises an outer ring, a sealing plate movably mounted on the surface of the outer ring, a limit strip movably mounted on the surface of the sealing plate, a limit hole fixedly arranged inside the limit strip, a limit bolt movably mounted inside the limit hole, a molybdenum wire fixedly mounted on the surface of the limit strip, a protective ring sleeved on the top of the outer ring, a placement plate movably mounted on one end of the protective ring, a positioning hole fixedly arranged inside the placement plate, a handle movably mounted on the top of the placement plate, and a fixing bolt penetrated through the inside of the handle.

[0007] Preferably, a limiting frame is fixedly installed inside the outer ring, limiting grooves are fixedly arranged inside the limiting frame, balls are movably installed inside the limiting grooves, and inner rings are fixedly installed between the limiting frames.

[0008] Preferably, a first wear-resistant ring is fixedly installed between the inner rings, and the first wear-resistant ring is made of polyethylene.

[0009] Preferably, a second wear-resistant ring is sleeved and installed on the surface of the ball, and the second wear-resistant ring is made of polyurethane material.

[0010] Preferably, mounting holes are fixedly provided on the surface of the placement plate, and protective rings are fixedly provided between the mounting holes.

[0011] Preferably, an oil filling hole is fixedly provided inside the sealing plate, a sealing plug is movably installed inside the oil filling hole, and a pull bolt is fixedly installed on the surface of the sealing plug.

[0012] Preferably, anti-corrosion plates are fixedly arranged between the limit strips.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] By movably installing a sealing plate on the surface of the outer ring, the sealing plate can be used to connect and seal the outer ring and the inner ring, and then the limiting bolt is used to cooperate with the limiting hole to fix the limiting bar to the surface of the outer ring and the inner ring. When used in combination, the sealing plate is fixed to the surface of the outer ring and the inner ring, and then the strength of the limiting bar is strengthened by molybdenum wire to prevent the limiting bar from breaking when the device is working. The combined use has strong sealing performance, and dust will not enter the interior of the device during use, and the ball will not be damaged, thereby increasing the service life of the device and reducing the manufacturing cost of the device.

[0015] By installing a protective ring on the top of the outer ring, the protective ring can be used to protect the top of the outer ring from corrosion by sweat, and then the outer ring is fixed to the inside of the placement plate using the positioning hole. The device is then moved using the handle, and the handle can be removed using the fixing bolt without affecting the operation of the device. The device has a protective function, and the staff does not need to hold it directly with their hands. When installing the sealing plate, the staff can wear gloves to prevent sweat stains from rusting the device, which does not affect the normal use of the device and increases the working efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of the structure of the utility model;

[0018] Figure 3 It is a partial three-dimensional diagram of the placement plate in the utility model;

[0019] Figure 4 It is a partial stereoscopic diagram of the limiting frame in the utility model.

[0020] The meanings of the numbers in the figure are as follows: 1. Outer ring; 101. Limit frame; 102. Limit groove; 103. Ball; 2. Inner ring; 201. First wear-resistant ring; 3. Sealing plate; 301. Limit strip; 302. Limit hole; 303. Limit bolt; 304. Molybdenum wire; 4. Protective ring; 401. Placement plate; 402. Positioning hole; 403. Handle; 404. Fixing bolt; 5. Second wear-resistant ring; 6. Mounting hole; 601. Protective ring; 7. Oil filling hole; 701. Sealing plug; 702. Pull bolt; 8. Anti-corrosion plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The utility model provides a technical solution:

[0023] A deep groove ball bearing with sealing function, see Figure 1-Figure 4 , including an outer ring 1, a limiting frame 101 is fixedly installed inside the outer ring 1, a limiting groove 102 is fixedly arranged inside the limiting frame 101, a ball 103 is movably installed inside the limiting groove 102, a second wear-resistant ring 5 is sleeved and installed on the surface of the ball 103, and the second wear-resistant ring 5 is made of polyurethane material, an inner ring 2 is fixedly installed between the limiting frames 101, a first wear-resistant ring 201 is fixedly installed between the inner rings 2, and the first wear-resistant ring 201 is made of polyethylene material;

[0024] Specifically, Figure 1 , Figure 2 and Figure 4 As shown, when in use, by fixing the limiting frame 101 inside the outer ring 1, the limiting frame 101 can be used to limit the ball 103, and then the limiting groove 102 can be used to limit and fix multiple balls 103, and then the second wear-resistant ring 5 can be used for protection, and the strong wear resistance of polyurethane can be used to protect the ball 103 and the limiting groove 102 from wear, and then the inner ring 2 is used to cooperate with the outer ring 1 to fix the limiting frame 101, and then the first wear-resistant ring 201 can be used to protect the machine installed with the device from wear, and the high elasticity of the polyethylene material can be used to enhance the protective effect;

[0025] The outer ring 1 is provided with a sealing plate 3 movably mounted on its surface, and a limit strip 301 is movably mounted on its surface. A limit hole 302 is fixedly arranged inside the limit strip 301, and a limit bolt 303 is movably mounted inside the limit hole 302. A molybdenum wire 304 is fixedly mounted on the surface of the limit strip 301.

[0026] Specifically, Figure 1 and Figure 2As shown, when in use, the sealing plate 3 is movably installed on the surface of the outer ring 1, and the sealing plate 3 can be used to connect and seal the outer ring 1 and the inner ring 2, and then the limiting bolt 303 is used to cooperate with the limiting hole 302 to fix the limiting strip 301 to the surface of the outer ring 1 and the inner ring 2. When used in combination, the sealing plate 3 is fixed to the surface of the outer ring 1 and the inner ring 2, and then the molybdenum wire 304 is used to strengthen the strength of the limiting strip 301 to prevent the limiting strip 301 from breaking when the device is working. The combined use has strong sealing performance, and dust will not enter the interior of the device during use, and the ball 103 will not be damaged, thereby increasing the service life of the device and reducing the manufacturing cost of the device.

[0027] A protective ring 4 is sleeved and installed on the top of the outer ring 1, a placement plate 401 is movably installed on one end of the protective ring 4, a positioning hole 402 is fixedly provided inside the placement plate 401, a handle 403 is movably installed on the top of the placement plate 401, and a fixing bolt 404 is installed through the inside of the handle 403;

[0028] Specifically, Figure 1 , Figure 2 and Figure 3 As shown, when in use, by sleeve-mounting a protective ring 4 on the top of the outer ring 1, the protective ring 4 can be used to protect the top of the outer ring 1 from corrosion by sweat, and then the outer ring 1 is fixed to the inside of the placement plate 401 by using the positioning hole 402, and then the device is moved by using the handle 403, and then the handle 403 can be removed by using the fixing bolt 404, which does not affect the work of the device. The device has a protective function, and the staff does not need to hold it directly with their hands. When installing the sealing plate 3, the staff can wear gloves to prevent sweat stains from rusting the device, which does not affect the normal use of the device and increases the work efficiency of the device.

[0029] The surface of the placement plate 401 is fixedly provided with mounting holes 6, between which a protective ring 601 is fixedly provided, the sealing plate 3 is fixedly provided with an oil filling hole 7, inside which a sealing plug 701 is movably installed, a pull bolt 702 is fixedly installed on the surface of the sealing plug 701, and between the limiting strips 301, an anti-corrosion plate 8 is fixedly provided;

[0030] Specifically, Figure 1 and Figure 2As shown, when in use, the mounting holes 6 are fixedly provided on the surface of the placement plate 401, so that the device can be installed on an external machine using the mounting holes 6, and then the protective ring 601 is used to protect the mounting holes 6 and the external machine from wear and damage, and then the oil filling hole 7 is used to fill oil onto the ball 103. When one ball 103 is successfully filled with oil, the inner ring 2 can be rotated to move the oil filling hole 7 to the next ball 103 for oiling. When it is reused, it is convenient for the ball 103 to work. When not filling oil, the pull bolt 702 can be used to plug the sealing plug 701 into the inside of the oil filling hole 7 for sealing to prevent dust from entering, and then the anti-corrosion plate 8 can be used to protect the device from liquid corrosion, thereby enhancing the practicality of the device.

[0031] Working principle: When in use, first, the top of the outer ring 1 is protected from corrosion by sweat through the protective ring 4, and then the outer ring 1 is fixed to the inside of the placement plate 401 by the positioning hole 402, and then the device is moved by the handle 403, and then the handle 403 can be removed by the fixing bolt 404, and then the outer ring 1 and the inner ring 2 are connected and sealed by the sealing plate 3, and then the limiting bolt 303 is used to cooperate with the limiting hole 302 to fix the limiting strip 301 to the surface of the outer ring 1 and the inner ring 2, and the sealing plate 3 is fixed to the surface of the outer ring 1 and the inner ring 2 by using it together, and then the molybdenum wire 304 is used to strengthen the strength of the limiting strip 301 to prevent the limiting strip 301 from breaking when the device is working;

[0032] Secondly, the ball 103 is limited by the limiting frame 101, and the limiting groove 102 can be used to limit and fix the multiple balls 103, and then the second wear-resistant ring 5 can be used for protection, and polyurethane can be used to protect the ball 103 and the limiting groove 102 from wear, and then the inner ring 2 is used to cooperate with the outer ring 1 to fix the limiting frame 101, and then the first wear-resistant ring 201 can be used to protect the machine installed with the device from wear, and the polyethylene material is used to strengthen the protective effect;

[0033] Finally, the device is installed on the external machine through the mounting hole 6, and then the protective ring 601 is used to protect the mounting hole 6 and the external machine from wear and damage, and then the oil filling hole 7 is used to fill oil onto the ball 103. When a ball 103 is successfully filled with oil, the inner ring 2 can be rotated to move the oil filling hole 7 to the next ball 103 for oiling. When it is reused, it is convenient for the ball 103 to work. When not filling oil, the sealing plug 701 can be plugged into the inside of the oil filling hole 7 with a pull bolt 702 for sealing to prevent dust from entering, and then the anti-corrosion plate 8 can be used to protect the device from liquid corrosion, thereby enhancing the practicality of the device.

[0034] The above shows and describes the basic principle, main features and 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 preferred examples of the utility model and are not used to limit 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 of the utility model is defined by the attached claims and their equivalents.

Claims

1. A deep groove ball bearing with sealing function, comprising an outer ring (1), characterized in that: A sealing plate (3) is movably mounted on the surface of the outer ring (1), a limiting strip (301) is movably mounted on the surface of the sealing plate (3), a limiting hole (302) is fixedly arranged inside the limiting strip (301), a limiting bolt (303) is movably mounted inside the limiting hole (302), a molybdenum wire (304) is fixedly mounted on the surface of the limiting strip (301), a protective ring (4) is sleeved and mounted on the top of the outer ring (1), a placement plate (401) is movably mounted on one end of the protective ring (4), a positioning hole (402) is fixedly arranged inside the placement plate (401), a handle (403) is movably mounted on the top of the placement plate (401), and a fixing bolt (404) is installed through the inside of the handle (403).

2. A deep groove ball bearing with sealing function according to claim 1, characterized in that: A limiting frame (101) is fixedly installed inside the outer ring (1), a limiting groove (102) is fixedly arranged inside the limiting frame (101), a ball (103) is movably installed inside the limiting groove (102), and an inner ring (2) is fixedly installed between the limiting frames (101).

3. A deep groove ball bearing with sealing function according to claim 2, characterized in that: A first wear-resistant ring (201) is fixedly installed between the inner rings (2), and the first wear-resistant ring (201) is made of polyethylene material.

4. A deep groove ball bearing with sealing function according to claim 2, characterized in that: A second wear-resistant ring (5) is sleeved and mounted on the surface of the ball (103), and the second wear-resistant ring (5) is made of polyurethane material.

5. The deep groove ball bearing with sealing function according to claim 1, characterized in that: The surfaces of the placement plates (401) are all fixedly provided with mounting holes (6), and protection rings (601) are fixedly provided between the mounting holes (6).

6. The deep groove ball bearing with sealing function according to claim 1, characterized in that: An oil filling hole (7) is fixedly arranged inside the sealing plate (3), a sealing plug (701) is movably installed inside the oil filling hole (7), and a pull bolt (702) is fixedly installed on the surface of the sealing plug (701).

7. The deep groove ball bearing with sealing function according to claim 1, characterized in that: Anti-corrosion plates (8) are fixedly arranged between the limit strips (301).

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