Portable lubricating oil filling device

Abstract

The utility model discloses a portable lubricating oil filling device which comprises an oil filling pipe, a conical oil guide pipe is arranged at one end of the oil filling pipe, an external thread sleeve is arranged at the other end of the oil filling pipe, a T-shaped push rod is arranged on the inner side of the oil filling pipe, and a through hole is formed in the surface of the T-shaped end of the T-shaped push rod. The outer surface of the T-shaped end of the T-shaped push rod is sleeved with a rubber ring. A worker presses the oil injection core for many times to compress the telescopic spring to drive the limiting disc to extrude lubricating oil on the inner side of the conical oil guide pipe to enter the inner side of the strip-shaped groove through the round hole, the oil injection core is loosened to enable the telescopic spring to stretch, and the lubricating oil on the two sides of the oil injection core flows out through the strip-shaped groove to efficiently add the lubricating oil to mechanical parts. And an external threaded sleeve, a nut, a T-shaped threaded rod and an internal threaded hole are arranged in a matched mode, so that a worker can conveniently rotate the T-shaped threaded rod to adjust the distance between a T-shaped push rod and a telescopic spring, and meanwhile the worker can conveniently open the nut to supplement lubricating oil into the oil injection pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of lubricating oil filling, in particular to a portable lubricating oil filling device. Background Art

[0002] Lubricating oil is a liquid or semi-solid lubricant used in various types of automobiles and mechanical equipment to reduce friction and protect machinery and workpieces. Its primary functions include lubrication, auxiliary cooling, rust prevention, cleaning, sealing, and cushioning. Anything that reduces friction and wear between two objects in relative motion is considered a lubricating oil.

[0003] However, mechanical equipment needs to be lubricated in time during long-term actual operation to reduce friction and wear of mechanical parts. It is very inconvenient to add lubricating oil between smaller parts, and the lubricating oil filling device is relatively large and inconvenient to carry. Summary of the Invention

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a portable lubricating oil filling device, which is arranged in combination with a tapered oil guide tube, a piston head, a T-type push rod, a telescopic spring, a limit plate, an oil filling core, and a strip groove, so that a person can press the oil filling core multiple times to compress the telescopic spring and drive the limit plate to squeeze the lubricating oil on the inside of the tapered oil guide tube through the circular hole into the inside of the strip groove. At this time, the oil filling core is loosened to extend the telescopic spring, so that the lubricating oil on both sides of the oil filling core flows out through the strip groove, thereby efficiently adding lubricating oil to mechanical parts. This device is small in size, has fast oil output, and is easy to carry. Through the arrangement of an externally threaded sleeve, a nut, a T-type threaded rod, and an internally threaded hole, a person can rotate the T-type threaded rod to adjust the spacing between the T-type push rod and the telescopic spring, and at the same time, it is easy for a person to open the nut to add lubricating oil to the oil filling tube.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a portable lubricating oil filling device, comprising an oil filling pipe, an oil conical oil guide pipe is provided at one end of the oil filling pipe, an externally threaded sleeve is provided at the other end of the oil filling pipe, a T-shaped push rod is provided on the inner side of the oil filling pipe, a through hole is opened on the surface of the T-shaped end of the T-shaped push rod, a rubber ring is sleeved on the outer surface of the T-shaped end of the T-shaped push rod, a telescopic spring is fixedly provided at the center of one side of the T-shaped end of the T-shaped push rod, a limit plate is fixedly provided at one end of the telescopic spring, and the limit plate A circular hole is provided on the surface of the disk, and an oil filling core is fixedly provided on the surface at the center of one side of the limit disk. Strip grooves are provided on the surfaces of both sides of the oil filling core, and the oil filling core is located on the inner side of the tapered oil guide tube. A nut is provided on the surface of the externally threaded sleeve, and an internally threaded hole is provided at the center of the nut. A T-shaped threaded rod is threadedly connected to the inner side of the internally threaded hole, and one end of the T-shaped threaded rod is fixedly connected to a piston head, and the piston head is located inside the oil filling tube. A limiting slot is provided at the center of the piston head, and one end of the push rod of the T-shaped push rod is located inside the limiting slot.

[0006] As an optimal technical solution of the present invention, the surface of the tapered oil guide pipe away from the oil outlet is provided with an external thread, the surface of the tapered oil guide pipe is provided with an oil filling end cover, the inner wall of the oil filling end cover is provided with an internal thread, and the tapered oil guide pipe is threadedly connected to the oil filling end cover.

[0007] As a preferred technical solution of the present invention, a collar spring is sleeved on the surface of one end of the oil filling pipe close to the external threaded sleeve.

[0008] As a preferred technical solution of the present invention, a sealing ring is sleeved on the surface of one end of the piston head close to the T-shaped push rod.

[0009] As a preferred technical solution of the present invention, a transparent observation window is provided on one side surface of the oil filling pipe.

[0010] As a preferred technical solution of the present invention, the oil filling pipe is entirely made of metal.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] 1. The combination of the tapered oil guide tube, piston head, T-type push rod, telescopic spring, limit plate, oil filling core, and strip groove makes it easy for personnel to press the oil filling core multiple times to compress the telescopic spring and drive the limit plate to squeeze the lubricating oil on the inside of the tapered oil guide tube through the round hole into the inside of the strip groove. At this time, the oil filling core is released to extend the telescopic spring, so that the lubricating oil on both sides of the oil filling core flows out through the strip groove, thus efficiently adding lubricating oil to mechanical parts. This device is small in size, has fast oil output, and is easy to carry. The combination of the externally threaded sleeve, nut, T-type threaded rod, and internally threaded hole makes it easy for personnel to rotate the T-type threaded rod to adjust the spacing between the T-type push rod and the telescopic spring, and at the same time, it is easy for personnel to open the nut to add lubricating oil to the oil filling tube.

[0013] 2. By matching the tapered oil guide pipe and the oil filling end cover, the oil filling end cover can protect the oil filling core, prevent the device from accidentally falling and causing damage to the tapered end of the oil filling core, and at the same time reduce oil leakage from the oil outlet of the tapered oil guide pipe; by arranging a ring spring on the surface of one end of the oil filling pipe close to the external threaded sleeve, it is convenient for staff to hang and carry the oil filling device; by arranging a transparent observation window on one side of the oil filling pipe, it is convenient for personnel to observe the applicability of the lubricating oil inside the oil filling pipe, so that personnel can replenish the lubricating oil to the inside of the oil filling pipe in time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall cross-sectional structure of the present utility model.

[0015] Figure 2 This is a front sectional structural diagram of the oil filling core of the present invention.

[0016] Figure 3 This is a schematic diagram of the top view of the T-shaped push rod of the present invention.

[0017] Among them: 1. Oil filling pipe; 2. Externally threaded sleeve; 3. Tapered oil guide pipe; 4. Oil filling end cap; 5. Nut; 6. T-shaped threaded rod; 7. Piston head; 8. T-shaped push rod; 9. Telescopic spring; 10. Limit plate; 11. Oil filling core; 12. Strip groove; 13. Rubber ring; 14. Internally threaded hole; 15. Ring spring; 16. Round hole; 17. Through hole. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific embodiments. However, the following embodiments are only preferred embodiments of the present invention and are not exhaustive. Based on the embodiments in the implementation manner, other embodiments obtained by those skilled in the art without making any creative efforts shall fall within the scope of protection of the present invention.

[0019] For example, please refer to Figure 1 、 Figure 2 、 Figure 3 As shown, the utility model provides a portable lubricating oil filling device, including an oil filling pipe 1, an oil conical oil guide pipe 3 is provided at one end of the oil filling pipe 1, an external threaded sleeve 2 is provided at the other end of the oil filling pipe 1, a T-shaped push rod 8 is provided on the inside of the oil filling pipe 1, a through hole 17 is opened on the surface of the T-shaped end of the T-shaped push rod 8, a rubber ring 13 is sleeved on the outer surface of the T-shaped end of the T-shaped push rod 8, a telescopic spring 9 is fixedly provided at the center of one side of the T-shaped end of the T-shaped push rod 8, and one end of the telescopic spring 9 is fixed A limit plate 10 is provided, a circular hole 16 is opened on the surface of the limit plate 10, an oil injection core 11 is fixedly provided on the surface of the center of one side of the limit plate 10, and strip grooves 12 are opened on the surfaces of both sides of the oil injection core 11. The oil injection core 11 is located inside the tapered oil guide pipe 3, and a nut 5 is provided on the surface of the external threaded sleeve 2. An internal threaded hole 14 is opened at the center of the nut 5. A T-shaped threaded rod 6 is threadedly connected to the inside of the internal threaded hole 14. One end of the T-shaped threaded rod 6 is fixedly connected to the piston head 7. The piston head 7 is on the inside of the oil filling pipe 1, and a limit slot is provided at the center of the piston head 7. One end of the push rod of the T-shaped push rod 8 is on the inside of the limit slot. Through the arrangement of the tapered oil guide pipe 3, the piston head 7, the T-shaped push rod 8, the telescopic spring 9, the limit plate 10, the oil filling core 11 and the strip groove 12, it is convenient for personnel to press the oil filling core 11 multiple times to compress the telescopic spring 9 and drive the limit plate 10 to squeeze the lubricating oil on the inside of the tapered oil guide pipe 3 through the circular hole 16 into the inside of the strip groove 12. When the oil filling core 11 is loosened, the telescopic spring 9 is stretched, and the lubricating oil on both sides of the oil filling core 11 flows out through the strip groove 12 to efficiently add lubricating oil to the mechanical parts. This device is small in size, fast in oil discharge, and easy to carry. Through the arrangement of the external threaded sleeve 2, the nut 5, the T-shaped threaded rod 6, and the internal threaded hole 14, it is convenient for personnel to rotate the T-shaped threaded rod 6 to adjust the distance between the T-shaped push rod 8 and the telescopic spring 9, and it is convenient for personnel to open the nut 5 to add lubricating oil to the oil filling pipe 1.

[0020] like Figure 1 As shown, the surface of the tapered oil guide pipe 3 away from the oil outlet is provided with an external thread, the surface of the tapered oil guide pipe 3 is provided with an oil filling end cover 4, the inner wall of the oil filling end cover 4 is provided with an internal thread, and the tapered oil guide pipe 3 is threadedly connected to the oil filling end cover 4; through the matching arrangement of the tapered oil guide pipe 3 and the oil filling end cover 4, the oil filling end cover 4 plays a protective role for the oil filling core 11, avoiding damage to the tapered end of the oil filling core 11 caused by accidental falling of the device, and at the same time reducing oil leakage from the oil outlet of the tapered oil guide pipe 3.

[0021] like Figure 1 As shown, a sleeve ring spring piece 15 is sleeved on the surface of one end of the oil filling pipe 1 close to the external threaded sleeve 2; by sleeve-mounting the sleeve ring spring piece 15 on the surface of one end of the oil filling pipe 1 close to the external threaded sleeve 2, it is convenient for staff to hang and carry the oil filling device.

[0022] like Figure 1As shown, a sealing ring is provided on the surface of one end of the piston head 7 close to the T-shaped push rod 8; by providing a sealing ring on the surface of one end of the piston head 7 close to the T-shaped push rod 8, the lubricating oil inside the oil filling pipe 1 is prevented from flowing out.

[0023] like Figure 1 As shown, a transparent observation window is provided on one side surface of the oil filling pipe 1; by providing a transparent observation window on one side surface of the oil filling pipe 1, it is convenient for personnel to observe the applicability of the lubricating oil inside the oil filling pipe 1, so that personnel can replenish the lubricating oil to the inside of the oil filling pipe 1 in time.

[0024] like Figure 1 As shown, the oil filling pipe 1 is made of metal as a whole; by setting the oil filling pipe 1 as a whole to be made of metal, the practical life of the oil filling device is extended.

[0025] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A portable lubricating oil filling device, comprising an oil filling pipe (1), characterized in that: An oil conical oil guide tube (3) is provided at one end of the oil filling tube (1), an external threaded sleeve (2) is provided at the other end of the oil filling tube (1), a T-shaped push rod (8) is provided on the inner side of the oil filling tube (1), a through hole (17) is provided on the surface of the T-shaped end of the T-shaped push rod (8), a rubber ring (13) is provided on the outer surface of the T-shaped end of the T-shaped push rod (8), a telescopic spring (9) is fixedly provided at the center of one side of the T-shaped end of the T-shaped push rod (8), a limit plate (10) is fixedly provided at one end of the telescopic spring (9), a circular hole (16) is provided on the surface of the limit plate (10), and a rubber ring (13) is fixedly provided on the outer surface of the T-shaped end of the T-shaped push rod (8). An oil filling core (11) is fixedly provided, and strip grooves (12) are provided on both sides of the oil filling core (11). The oil filling core (11) is located inside the tapered oil guide tube (3). A nut (5) is sleeved on the surface of the external threaded sleeve (2), and an internal threaded hole (14) is provided at the center of the nut (5). A T-shaped threaded rod (6) is threadedly connected to the inside of the internal threaded hole (14), and one end of the T-shaped threaded rod (6) is fixedly connected to a piston head (7). The piston head (7) is located inside the oil filling tube (1), and a limit slot is provided at the center of the piston head (7). One end of the push rod of the T-shaped push rod (8) is located inside the limit slot.

2. A portable lubricating oil filling device according to claim 1, characterized in that: The surface of the conical oil guide pipe (3) away from the oil outlet is provided with an external thread, the surface of the conical oil guide pipe (3) is sleeved with an oil filling end cover (4), the inner wall of the oil filling end cover (4) is provided with an internal thread, and the conical oil guide pipe (3) is threadedly connected to the oil filling end cover (4).

3. The portable lubricating oil filling device according to claim 1, characterized in that: A collar spring (15) is sleeved on the surface of one end of the oil filling pipe (1) close to the external threaded sleeve (2).

4. The portable lubricating oil filling device according to claim 1, characterized in that: A sealing ring is sleeved on the surface of one end of the piston head (7) close to the T-shaped push rod (8).

5. The portable lubricating oil filling device according to claim 1, characterized in that: A transparent observation window is provided on one side surface of the oil filling pipe (1).

6. The portable lubricating oil filling device according to claim 1, characterized in that: The oil filling pipe (1) is made entirely of metal.

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