CN217653210U

CN217653210U - Lubricating structure for gear shaft

Info

Publication number: CN217653210U
Application number: CN202221800817.3U
Authority: CN
Inventors: 姚玉虎
Original assignee: Hefei Boya Machinery Co ltd
Current assignee: Hefei Boya Machinery Co ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-10-25
Anticipated expiration: 2032-07-13

Abstract

The utility model discloses a lubricating structure for a gear shaft, which relates to the technical field of gear shafts and comprises two oil storage rings fixedly connected on a mandrel, wherein each oil storage ring is of a hollow structure and is provided with a lubricating assembly, and the lubricating assembly comprises a lubricating mechanism and a heat conduction mechanism for controlling the oil output; the heat conduction mechanism comprises a plurality of fixed plates fixedly connected to the oil storage ring, a movable rod sleeved on the fixed plates in a sliding mode, an elastic reset piece fixedly connected to one side of the fixed plates, the other end of the elastic reset piece is movably connected with the movable rod, and an air bag fixedly connected to the other side of the fixed plates. The utility model discloses can be according to the outflow speed of the different control lubricating oil of gear shaft rotational speed to satisfy gear shaft cooling and lubricated demand, reduced the waste of lubricating oil, the maximize utilize lubricating oil to lubricate the gear, compact structure has stronger practicality, is fit for using widely.

Description

Lubricating structure for gear shaft

Technical Field

The utility model relates to a gear shaft technical field, in particular to lubricating structure for gear shaft.

Background

The gear shaft is a mechanical part which supports a rotating part and rotates together with the rotating part to transmit motion, torque or bending moment, generally is in a metal round rod shape, each section can have different diameters, the part which rotates in the machine is arranged on the shaft, and the gear shaft mainly bears alternating load, impact load, shearing stress and contact stress, so that the gear shaft is seriously abraded and needs to be added with lubricant at random.

For example, the publication number is CN216077935U, and the novel wear-resistant gear shaft for the food machinery comprises an integral device, wherein a supporting mechanism for supporting the integral device is arranged at the bottom of the integral device, an oil storage mechanism for oiling is arranged on the outer wall of the supporting mechanism, and a lubricating mechanism for lubricating is arranged on the outer wall of the supporting mechanism.

Although the utility model discloses an above-mentioned utility model uses the piling up that makes gear shaft both ends junction can avoid the dust through the cooperation of first sealed piece and the sealed piece of second to prevent that the dust from causing the damage to the gear shaft, thereby prolong the life-span of gear shaft, the utility model discloses a cooperation of first batch oil tank, play oil pipe, gear, second batch oil tank, inlet port, first oil-out, second oil-out is used and can is carried out effectual lubrication to the outside gear of gear shaft, thereby reduces the wearing and tearing of gear, thereby prolongs its life-span.

But when lubricating the gear, first oil-out, second oil-out are in the state of opening always for lubricating oil is continuous outflow, until whole outflow, not only causes the waste of lubricating oil, and above-mentioned utility model is too simple to the lubricating structure of gear shaft moreover, and the gear shaft rotational speed is different to lead to the friction to produce the heat different, can't lead to being difficult to in order to satisfy the demand of gear shaft cooling and lubrication according to the outflow speed of the different control lubricating oil of gear shaft rotational speed among the prior art.

SUMMERY OF THE UTILITY MODEL

To above-mentioned problem, this application provides a lubricating structure for gear shaft, has solved the problem according to the different outflow speeds of control lubricating oil of gear shaft rotational speed.

In order to achieve the above purpose, the present application provides the following technical solutions: a lubricating structure for a gear shaft comprises two oil storage rings fixedly connected to a mandrel, wherein each oil storage ring is of a hollow structure and is provided with a lubricating assembly, and each lubricating assembly comprises a lubricating mechanism and a heat conduction mechanism for controlling oil output;

the heat conduction mechanism comprises a plurality of fixed plates fixedly connected to the oil storage ring, a movable rod slidably sleeved on the fixed plates, an elastic reset piece fixedly connected to one side of the fixed plates, the other end of the elastic reset piece is movably connected to the movable rod, an air bag fixedly connected to the other side of the fixed plates is fixedly connected to a plurality of connecting rods on the movable rod, the annular movable plate is fixedly connected to the other end of the connecting rods, the annular movable plate is rotatably sleeved with the inner wall of the oil storage ring, and the plurality of connecting rods below the air bag are fixedly sleeved with the heat conduction rods which penetrate through and extend to the outside of the oil storage ring.

Preferably, the lubricating mechanism comprises a plurality of oil outlet pipes fixedly sleeved on the oil storage ring, oil outlets are formed in the oil storage ring and the annular movable plate, the oil outlet pipes are fixedly sleeved with the oil outlets in the oil storage ring, a gear is fixedly sleeved on the outer ring of the mandrel, and the other end of the oil outlet pipe penetrates through the gear and is fixedly sleeved with the gear.

Preferably, an oil filling pipe is fixedly sleeved on the oil storage ring.

Preferably, the mandrel is fixedly sleeved with two annular discs, the annular discs are provided with a plurality of connecting holes, and the oil outlet pipe is fixedly sleeved with the connecting holes.

Preferably, an annular groove is formed in one side, close to the annular disc, of the gear, and the heat conducting rod is attached to the inner wall of the annular groove.

Preferably, one end of the mandrel is fixedly connected with a connecting shaft, the other end of the mandrel is fixedly connected with a transmission shaft, and the other end of the transmission shaft is fixedly connected with an output shaft.

To sum up, the utility model discloses a technological effect and advantage:

the utility model discloses can be according to the outflow speed of the different control lubricating oil of gear shaft rotational speed to satisfy gear shaft cooling and lubricated demand, reduced the waste of lubricating oil, the maximize utilize lubricating oil to lubricate the gear, compact structure has stronger practicality, is fit for using widely.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a lubricating structure for a gear shaft.

Fig. 2 is a partially sectional structural view of the lubricating structure for a gear shaft.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

FIG. 4 is a schematic view of a mandrel structure.

In the figure: 1. an output shaft; 2. a drive shaft; 3. a mandrel; 4. a gear; 5. an oil storage ring; 6. an oil filling pipe; 7. a connecting shaft; 8. an oil outlet pipe; 9. an annular disc; 10. an annular movable plate; 11. a connecting rod; 12. a movable rod; 13. a heat conducting rod; 14. an elastic reset member; 15. a fixing plate; 16. an air bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1-4, the lubricating structure for the gear shaft comprises two oil storage rings 5 fixedly connected to a mandrel 3, wherein the oil storage rings 5 are of a hollow structure and are provided with a lubricating assembly, and the lubricating assembly comprises a lubricating mechanism and a heat conducting mechanism for controlling oil output;

when the mandrel 3 rotates, the oil storage ring 5 rotates along with the mandrel, the lubricating assembly and the heat conducting mechanism are driven to rotate, and the lubricating oil in the oil storage ring 5 leaves the oil storage ring 5 through the lubricating assembly under the action of centrifugal force.

In this embodiment, as shown in fig. 2 and fig. 3, the heat conducting mechanism includes a plurality of fixed plates 15 fixedly connected to the oil storage ring 5, a movable rod 12 slidably sleeved on the fixed plate 15, an elastic reset piece 14 fixedly connected to one side of the fixed plate 15, the other end of the elastic reset piece 14 is movably connected to the movable rod 12, an air bag 16 fixedly connected to the other side of the fixed plate 15, a plurality of connecting rods 11 fixedly connected to the movable rod 12, an annular movable plate 10 fixedly connected to the other end of the connecting rods 11, the annular movable plate 10 is rotatably sleeved on the inner wall of the oil storage ring 5, and a plurality of heat conducting rods 13 fixedly sleeved below the air bag 16 penetrate through and extend to the outside of the oil storage ring 5.

In this embodiment, as shown in fig. 1 and fig. 2, the lubricating mechanism includes a plurality of oil outlet pipes 8 fixedly sleeved on the oil storage ring 5, oil outlets are both disposed on the oil storage ring 5 and the annular movable plate 10, wherein the oil outlet pipes 8 are fixedly sleeved with the oil outlets on the oil storage ring 5, the outer ring of the mandrel 3 is fixedly sleeved with the gear 4, and the other end of the oil outlet pipe 8 penetrates through the gear 4 and is fixedly sleeved with the gear 4.

When the mandrel 3 rotates, because the rotational speed is different, the heat that the friction produced is different, the heat that produces when the friction passes through heat conduction rod 13 and transmits to in the oil storage ring 5, make gasbag 16 be heated the inflation, thereby make movable rod 12 towards the direction motion of being close to elasticity restoring piece 14, and compress elasticity restoring piece 14, thereby drive annular fly leaf 10 at the rotation of oil storage ring 5 in certain extent through connecting rod 11, thereby make the oil-out on the annular fly leaf 10 misplace gradually with the oil-out of oil storage ring 5, thereby control the oil output that lubricating oil flows into in oil pipe 8, the heat is higher, the oil output is more, the heat is lower, the oil output is less.

In this embodiment, as shown in fig. 1 and 2, an oil filling pipe 6 is fixedly sleeved on the oil storage ring 5, a piston is sleeved on the oil filling pipe 6, and lubricating oil is injected into the oil storage ring 5 through the oil filling pipe 6.

In this embodiment, as shown in fig. 2 and 4, two annular discs 9 are fixedly sleeved on the mandrel 3, a plurality of connecting holes are formed on the annular discs 9, and the oil outlet pipe 8 is fixedly sleeved with the connecting holes.

In this embodiment, as shown in fig. 3, an annular groove is formed on one side of the gear 4 close to the annular disc 9, and the heat conducting rod 13 is attached to the inner wall of the annular groove, so that heat generated by friction of the gear 4 is transferred through the heat conducting rod 13.

In this embodiment, as shown in fig. 1, 2 and 4, one end of the spindle 3 is fixedly connected with the connecting shaft 7, the other end of the spindle 3 is fixedly connected with the transmission shaft 2, and the other end of the transmission shaft 2 is fixedly connected with the output shaft 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A lubricating structure for a gear shaft is characterized in that: the oil storage ring structure comprises two oil storage rings (5) fixedly connected to a mandrel (3), wherein each oil storage ring (5) is of a hollow structure and is provided with a lubricating assembly, and each lubricating assembly comprises a lubricating mechanism and a heat conduction mechanism for controlling the oil output;

the heat conduction mechanism comprises a plurality of fixing plates (15) fixedly connected to the oil storage ring (5), and a movable rod (12) arranged on the fixing plate (15) is sleeved in a sliding mode, fixedly connected to an elastic reset piece (14) on one side of the fixing plate (15), the other end of the elastic reset piece (14) is movably connected to the movable rod (12), fixedly connected to an air bag (16) on the other side of the fixing plate (15), fixedly connected to a plurality of connecting rods (11) arranged on the movable rod (12), and fixedly connected to an annular movable plate (10) at the other end of the connecting rods (11), the annular movable plate (10) is rotatably sleeved with the inner wall of the oil storage ring (5), and fixedly sleeved with a plurality of heat conduction rods (13) arranged below the air bag (16) and penetrating through and extending to the outside of the oil storage ring (5).

2. The lubricating structure for a gear shaft according to claim 1, characterized in that: lubricating mechanism includes that a plurality of fixes the cup joint go out oil pipe (8) on oil storage ring (5), oil storage ring (5) with the oil-out has all been seted up on annular fly leaf (10), wherein go out oil pipe (8) with oil-out fixed the cup joint on the oil storage ring (5), gear (4) have been cup jointed to the outer lane of mandrel (3) is fixed, the other end that goes out oil pipe (8) runs through gear (4), and with gear (4) fixed the cup joint.

3. The lubricating structure for a gear shaft according to claim 1, characterized in that: the oil storage ring (5) is fixedly sleeved with an oil injection pipe (6).

4. The lubricating structure for a gear shaft according to claim 2, wherein: two annular discs (9) are fixedly sleeved on the mandrel (3), a plurality of connecting holes are formed in the annular discs (9), and the oil outlet pipe (8) is fixedly sleeved with the connecting holes.

5. The lubricating structure for a gear shaft according to claim 2, wherein: an annular groove is formed in one side, close to the annular disc (9), of the gear (4), and the heat conducting rod (13) is attached to the inner wall of the annular groove.

6. The lubricating structure for a gear shaft according to claim 1, characterized in that: one end of the mandrel (3) is fixedly connected with a connecting shaft (7), the other end of the mandrel (3) is fixedly connected with a transmission shaft (2), and the other end of the transmission shaft (2) is fixedly connected with an output shaft (1).