Shaft sleeve convenient for supplementing lubricating oil

Abstract

The shaft sleeve comprises a shaft sleeve body, the shaft sleeve body comprises a left shaft sleeve body and a right shaft sleeve body, installation through grooves are formed in the top and the bottom of the right shaft sleeve body respectively, fixing bolts are inserted into inner cavities of the installation through grooves, rotating grooves are formed in inner cavities of the left shaft sleeve body and the right shaft sleeve body respectively, and the left shaft sleeve body and the right shaft sleeve body are connected through the rotating grooves. The front sides of inner cavities of the left shaft sleeve and the right shaft sleeve are fixedly connected with supplementing pipes, the rear sides of the supplementing pipes communicate with lubricating pipes, the ends, away from the supplementing pipes, of the lubricating pipes communicate with injection pipes, the front sides of the supplementing pipes communicate with injection pipes, and external threads are arranged on the outer surfaces of fixing bolts. Through cooperative use of the shaft sleeve body, the left shaft sleeve, the right shaft sleeve, the mounting through groove, the fixing bolt, the rotating groove, the supplementing pipe, the lubricating pipe, the injection pipe and the injection pipe, the shaft sleeve body can be conveniently and rapidly assembled, lubricating oil can be conveniently and directly injected into the shaft sleeve body, and the lubricating oil can be conveniently and rapidly supplemented.

Description

Technical Field

[0001] The utility model relates to the technical field of shaft sleeves, in particular to a shaft sleeve which is convenient for replenishing lubricating oil. Background Art

[0002] The sleeve is a cylindrical mechanical part that is sleeved on the rotating shaft. It is a component of the sliding bearing and is generally arranged between two components in relative motion to prevent friction, that is, to reduce friction. The processing of sleeves is generally divided into cold processing, hot processing, machining and grinding. During use, the sleeve will be pre-filled with a certain amount of lubricating oil for lubrication. After the lubricating oil pre-filled on the inner wall of the sleeve is consumed, the sleeve needs to be disassembled and refilled with the lubricating oil. This method takes a certain amount of time and is extremely inconvenient to reduce maintenance efficiency. Therefore, a sleeve that is convenient for refilling lubricating oil is proposed to solve the above problem. Utility Model Content

[0003] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a shaft sleeve that is convenient for replenishing lubricating oil, which has the advantage of being convenient for replenishing lubricating oil.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions, a technical solution adopted by a shaft sleeve for conveniently replenishing lubricating oil is: including a shaft sleeve body, the shaft sleeve body including a left shaft sleeve and a right shaft sleeve, the top and bottom of the right shaft sleeve are both provided with installation grooves, the inner cavity of the installation groove is inserted with a fixing bolt, the inner cavity of the left shaft sleeve and the right shaft sleeve are both provided with a rotating groove, the front sides of the inner cavities of the left shaft sleeve and the right shaft sleeve are fixedly connected with a replenishing pipe, the rear side of the replenishing pipe is connected with a lubrication pipe, the end of the lubrication pipe away from the replenishing pipe is connected with an injection pipe, and the front side of the replenishing pipe is connected with an injection pipe.

[0005] As a preferred solution, the outer surface of the fixing bolt is provided with an external thread, the right side of the inner cavity of the left sleeve is provided with a fixing groove matched with the fixing bolt, and the inner cavity of the fixing groove is provided with an internal thread matched with the external thread.

[0006] As a preferred solution, the top and bottom of one side of the left sleeve and the right sleeve are fixedly connected to a limiting rod, and the top and bottom of one side of the left sleeve and the right sleeve are provided with limiting recessed holes matched with the limiting rod.

[0007] As a preferred solution, the number of the limiting rods and the number of the limiting recessed holes are both four, and the limiting rods and the limiting recessed holes are designed to be coaxial.

[0008] As a preferred solution, a one-way valve is connected to the surface of the lubrication tube, and one end of the injection tube away from the lubrication tube is connected to the rotation groove.

[0009] As a preferred solution, a sealing cap is provided at one end of the injection tube away from the supplementary tube, an external thread is provided on the surface of the injection tube, and an internal thread matching the external thread is provided in the inner cavity of the sealing cap.

[0010] Compared with the prior art, the utility model provides a shaft sleeve that is convenient for replenishing lubricating oil, and has the following beneficial effects.

[0011] 1. Through the coordinated use of the sleeve body, the left sleeve, the right sleeve, the mounting groove, the fixing bolt, the rotating groove, the replenishing tube, the lubricating tube, the injection tube and the injection tube, the sleeve body can be assembled quickly and conveniently, and the lubricating oil can be directly injected into the sleeve body, so as to quickly replenish the lubricating oil. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 It is a cross-sectional schematic diagram of the right shaft sleeve of the utility model;

[0014] Figure 3 For this utility model Figure 2 Enlarged view of point A in the middle.

[0015] In the figure: 1. sleeve body; 101. left sleeve; 102. right sleeve; 2. mounting groove; 3. fixing bolt; 4. rotating groove; 5. replenishing pipe; 6. lubricating pipe; 7. injection pipe; 8. injection pipe; 9. limiting rod; 10. limiting recessed hole; 11. one-way valve; 12. sealing cap. DETAILED DESCRIPTION

[0016] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0017] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] See also Figure 1-3 The utility model discloses a shaft sleeve for conveniently replenishing lubricating oil, comprising a shaft sleeve body 1, the shaft sleeve body 1 comprising a left shaft sleeve 101 and a right shaft sleeve 102, the top and the bottom of the right shaft sleeve 102 are provided with mounting grooves 2, the inner cavity of the mounting grooves 2 is inserted with fixing bolts 3, the inner cavities of the left shaft sleeve 101 and the right shaft sleeve 102 are provided with rotation grooves 4, the front sides of the inner cavities of the left shaft sleeve 101 and the right shaft sleeve 102 are fixedly connected with replenishing pipes 5, the rear side of the replenishing pipe 5 is connected with a lubrication pipe 6, the end of the lubrication pipe 6 away from the replenishing pipe 5 is connected with an injection pipe 7, and the front side of the replenishing pipe 5 is connected with an injection pipe 8.

[0020] The outer surface of the fixing bolt 3 is provided with an external thread, and a fixing groove matched with the fixing bolt 3 is provided on the right side of the inner cavity of the left shaft sleeve 101, and the inner cavity of the fixing groove is provided with an internal thread matched with the external thread;

[0021] By providing the fixing groove, it is convenient to screw in the fixing bolt 3, so that the shaft sleeve body 1 is quickly assembled.

[0022] The top and bottom of one side of the left sleeve 101 and the right sleeve 102 are fixedly connected to the limit rod 9, and the top and bottom of one side of the left sleeve 101 and the right sleeve 102 are provided with a limit concave hole 10 adapted to the limit rod 9;

[0023] By providing the limiting rod 9 and the limiting recessed hole 10 , the left shaft sleeve 101 and the right shaft sleeve 102 can be limited during installation, so that the left shaft sleeve 101 and the right shaft sleeve 102 can be quickly aligned.

[0024] There are four limiting rods 9 and four limiting recessed holes 10, and the limiting rods 9 and the limiting recessed holes 10 are designed to be coaxial;

[0025] By arranging the limiting rod 9 and the limiting recessed hole 10 on the same axis, the limiting rod 9 and the limiting recessed hole 10 are evenly distributed in groups of two on the left sleeve 101 and the right sleeve 102, so that the left sleeve 101 and the right sleeve 102 can be relatively engaged.

[0026] A one-way valve 11 is connected to the surface of the lubricating tube 6, and one end of the injection tube 7 away from the lubricating tube 6 is connected to the rotating groove 4;

[0027] By providing the one-way valve 11 , it is possible to prevent the lubricating oil from flowing back into the replenishing pipe 5 .

[0028] A sealing cap 12 is provided at one end of the injection pipe 8 away from the supplementary pipe 5, an external thread is provided on the surface of the injection pipe 8, and an internal thread matching the external thread is provided in the inner cavity of the sealing cap 12;

[0029] By providing the sealing cap 12 , the injection pipe 8 can be protected to avoid clogging of the injection pipe 8 .

[0030] The working principle of the utility model is: the left sleeve 101 and the right sleeve 102 are relatively clamped together, so that the limiting rod 9 on the left sleeve 101 is inserted into the limiting recessed hole 10 of the right sleeve 102, and then the limiting rod 9 of the right sleeve 102 is also inserted into the limiting recessed hole 10 of the left sleeve 101, and then the fixing bolt 3 is screwed into the inner cavity of the fixing groove. At this time, the sleeve body 1 is installed. When the lubricating oil needs to be supplemented, the sealing cap 12 is removed, and the nozzle of the external oiling gun is aligned with the injection pipe 8. The lubricating oil enters the replenishing pipe 5 through the injection pipe 8, enters the lubricating pipe 6 through the replenishing pipe 5, is gradually injected into the injection pipe 7 through the lubricating pipe 6, and flows into the rotating groove 4 through the injection pipe 7. At this time, the lubricating oil is supplemented.

[0031] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A shaft sleeve for convenient lubricant oil replenishment, comprising a shaft sleeve body (1), characterized in that: The sleeve body (1) comprises a left sleeve (101) and a right sleeve (102); the top and bottom of the right sleeve (102) are both provided with mounting grooves (2); a fixing bolt (3) is inserted into the inner cavity of the mounting groove (2); a rotation groove (4) is both provided in the inner cavities of the left sleeve (101) and the right sleeve (102); a replenishing tube (5) is fixedly connected to the front side of the inner cavities of the left sleeve (101) and the right sleeve (102); a lubricating tube (6) is connected to the rear side of the replenishing tube (5); an injection tube (7) is connected to the end of the lubricating tube (6) away from the replenishing tube (5); and an injection tube (8) is connected to the front side of the replenishing tube (5).

2. A shaft sleeve for convenient lubricant oil replenishment according to claim 1, characterized in that: The outer surface of the fixing bolt (3) is provided with an external thread, the right side of the inner cavity of the left shaft sleeve (101) is provided with a fixing groove matched with the fixing bolt (3), and the inner cavity of the fixing groove is provided with an internal thread matched with the external thread.

3. A shaft sleeve for convenient lubricant oil replenishment according to claim 1, characterized in that: The top and bottom of one side of the left shaft sleeve (101) and the right shaft sleeve (102) are fixedly connected to a limit rod (9), and the top and bottom of one side of the left shaft sleeve (101) and the right shaft sleeve (102) are provided with a limit recess (10) adapted to the limit rod (9).

4. A shaft sleeve for convenient lubricant oil replenishment according to claim 3, characterized in that: The number of the limiting rods (9) and the number of the limiting recessed holes (10) are both four, and the limiting rods (9) and the limiting recessed holes (10) are designed to be coaxial.

5. The shaft sleeve for convenient lubricant oil replenishment according to claim 1, characterized in that: A one-way valve (11) is connected to the surface of the lubrication tube (6), and one end of the injection tube (7) away from the lubrication tube (6) is connected to the rotation groove (4).

6. The shaft sleeve for convenient lubricant oil replenishment according to claim 1, characterized in that: A sealing cap (12) is provided at one end of the injection pipe (8) away from the replenishing pipe (5), an external thread is provided on the surface of the injection pipe (8), and an internal thread matching the external thread is provided in the inner cavity of the sealing cap (12).

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