CN217481905U

CN217481905U - Spline gear shaft of wind motor

Info

Publication number: CN217481905U
Application number: CN202123021238.7U
Authority: CN
Inventors: 王凯
Original assignee: Jiangyin Kaihua Machinery Manufacturing Co ltd
Current assignee: Jiangyin Kaihua Machinery Manufacturing Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-09-23
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a wind motor spline gear shaft, which comprises a shaft body, wherein the middle part of the shaft body is fixedly provided with a left-handed gear and a right-handed gear, the left-handed gear and the right-handed gear are symmetrically arranged at two sides of the central line of the shaft body, and the shaft body outside the left-handed gear and the right-handed gear is respectively and fixedly provided with a left positioning shoulder-raising and a right positioning shoulder-raising; the utility model discloses a save lubricating oil in the oil storage chamber, in the use, lubricating oil can be adsorbed by leading the oil silver, solid lubricant can outwards remove under reset spring's elasticity simultaneously, make solid lubricant hug closely in the axle sleeve inner wall all the time, can improve the lubricated effect of this shaft, when solid lubricant wear out after long-time the use, the tip of leading the oil silver can remove to left shaft key terminal surface department, and lead the absorbent lubricating oil of oil silver then can spill from the through-hole, lubricate the operation to left shaft key, replace the manpower to add lubricating oil, the efficiency of operation has been improved.

Description

Spline gear shaft of wind motor

Technical Field

The utility model relates to a gear shaft technical field specifically is a wind-powered electricity generation machine spline gear shaft.

Background

The traditional hardware generally refers to gold, silver, copper, iron and tin, the hardware in the current mechanical manufacturing also refers to metal, and the hardware processing is to process a metal material into various hardware parts such as screws, plates, shafts and the like by using equipment such as a lathe, a milling machine, a drilling machine, a grinding machine and the like according to a designed drawing or a sample. A gear shaft is one type of hardware, which refers to a mechanical part that supports and rotates with a rotating part to transmit motion, torque, or bending moment. The gear shaft can realize the transmission of gears and other parts, can well transmit torque and power, has the advantages of high transmission efficiency, long service life, compact structure and the like, and is a basic hardware part widely applied to engineering machinery.

However, in the prior art, the gear shaft is corroded after long-term use, so that friction force is increased, lubricating oil needs to be added manually, operation efficiency is reduced, labor cost is increased, and electric energy loss is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wind-powered electricity generation machine spline gear shaft to solve prior art in the gear shaft can corrode in long-term the use, lead to the increase of friction force, need artifical additional lubrication oil, reduced the efficiency of operation, improved the cost of manpower, increased electric energy loss's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a wind motor spline gear shaft comprises a shaft body, wherein a left-handed gear and a right-handed gear are fixedly installed in the middle of the shaft body, the left-handed gear and the right-handed gear are symmetrically arranged on two sides of the central line of the shaft body, a left positioning shoulder and a right positioning shoulder are respectively and fixedly installed on the shaft body outside the left-handed gear and the right-handed gear, one end of the left positioning shoulder is fixedly connected with a left oil seal shoulder, one end of the left oil seal shoulder is fixedly connected with a left shaft key, one end of the right positioning shoulder is fixedly connected with a right oil seal shoulder, one end of the right oil seal shoulder is fixedly connected with a right shaft key, a plurality of oil storage cavities and through holes are formed in the left shaft key, oil guide cotton slivers are slidably installed in the through holes, one end of the oil guide cotton slivers is fixedly connected with solid lubricant, and pressing sheets are fixedly installed on the outer wall surfaces of the oil guide cotton slivers extending to the inside the oil storage cavities, and a return spring is fixedly arranged at the bottom end of the pressing sheet.

Preferably, the right oil seal shoulder is externally provided with a plurality of key slots.

Preferably, a plurality of the oil storage chambers are communicated with each other through oil guide holes.

Preferably, top holes are formed in one ends of the left shaft key and the right shaft key respectively.

Preferably, the connecting parts of the left positioning shoulder and the shaft body and the connecting parts of the right positioning shoulder and the shaft body are respectively provided with a positioning surface, and the two positioning surfaces use the central line of the shaft body as a symmetry center.

Preferably, the inclination angle of the key slot is 20 °.

Preferably, a limiting block is fixedly installed at one end inside the through hole close to the end face of the left shaft key.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a save lubricating oil in the oil storage chamber, in the use, lubricating oil can be adsorbed by leading the oil silver, solid lubricant can outwards remove under reset spring's elasticity simultaneously, make solid lubricant hug closely in the axle sleeve inner wall all the time, can improve the lubricated effect of this shaft, when solid lubricant wear out after long-time the use, the tip of leading the oil silver can remove to left shaft key terminal surface department, and lead the absorbent lubricating oil of oil silver then can spill from the through-hole, lubricate the operation to left shaft key, replace the manpower to add lubricating oil, the efficiency of operation is improved, the human cost is reduced, the loss of electric energy is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the enlarged partial structure of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the left shaft key of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 3 according to the present invention.

In the figure: 10-shaft body; 20-a left-handed gear; 30-right-handed gear; 40-left positioning shoulder lifting; 50-right positioning shoulder raising; 60-left oil seal shoulder; 61-left shaft key; 611-a reservoir chamber; 612-oil guide hole; 613-through holes; 614-tampon; 615-tabletting; 616-a return spring; 617-solid lubricant; 618-a limiting block; 70-right oil seal shoulder; 71-a keyway; 72-right axis key; 80-Top hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 1:

referring to fig. 1-4, the present invention provides a technical solution: a wind motor spline gear shaft comprises a shaft body 10, a left-handed gear 20 and a right-handed gear 30 are fixedly installed in the middle of the shaft body 10, the left-handed gear 20 and the right-handed gear 30 are symmetrically arranged on two sides of the central line of the shaft body 10, a left positioning shoulder 40 and a right positioning shoulder 50 are respectively and fixedly installed on the shaft body 10 outside the left-handed gear 20 and the right-handed gear 30, one end of the left positioning shoulder 40 is fixedly connected with a left oil seal shoulder 60, one end of the left oil seal shoulder 60 is fixedly connected with a left shaft key 61, one end of the right positioning shoulder 50 is fixedly connected with a right oil seal shoulder 70, one end of the right oil seal shoulder 70 is fixedly connected with a right shaft key 72, a plurality of oil storage cavities 611 and through holes 613 are formed in the left shaft key 61, an oil guide cotton strip 614 is slidably installed in the through holes 613, one end of the oil guide cotton strip 614 is fixedly connected with a solid lubricant 617, a pressing sheet 615 is fixedly installed on the surface of the outer wall of the oil guide cotton strip 614 extending to the inside the oil storage cavities 611, the bottom end of the pressing sheet 615 is fixedly provided with a return spring 616.

Further, the lubricating oil is stored in the oil storage chamber 611, in the using process, the lubricating oil is adsorbed by the oil guide cotton strip 614, and meanwhile, the solid lubricant 617 moves outwards under the elastic force of the return spring 616, so that the solid lubricant 617 is always tightly attached to the inner wall of the shaft sleeve, the lubricating effect of the wheel shaft can be improved, when the solid lubricant 617 is worn away after being used for a long time, the end of the oil guide cotton strip 614 moves to the end face of the left shaft key 61, and the lubricating oil adsorbed by the oil guide cotton strip 614 leaks out from the through hole 613, so that the left shaft key 61 is lubricated.

Wherein, a plurality of key slots 71 are arranged outside the right oil sealing shoulder 70.

Wherein, communicate each other through leading oilhole 612 between a plurality of oil storage cavity 611, can guarantee the intercommunity between a plurality of oil storage cavity 611, ensure that lubricating oil can circulate each other.

Wherein, one end of the left shaft key 61 and one end of the right shaft key 72 are respectively provided with a top hole 80.

The joints of the left positioning shoulder 40 and the right positioning shoulder 50 with the shaft body 10 are respectively provided with a positioning surface, and the two positioning surfaces both use the central line of the shaft body 10 as a symmetry center.

Wherein the inclination angle of the key groove 71 is 20 °.

A stop block 618 is fixedly installed at one end inside the through hole 613 near the end face of the left shaft key 61, so that the tampon 614 can be prevented from moving out of the through hole 613.

As described in the above embodiments, the lubricating oil is stored in the oil storage chamber 611, during use, the lubricating oil is adsorbed by the oil guide cotton strip 614, and the solid lubricant 617 moves outward under the elastic force of the return spring 616, so that the solid lubricant 617 is always tightly attached to the inner wall of the shaft sleeve, which can improve the lubricating effect of the wheel shaft, when the solid lubricant 617 is worn away after long-time use, the end of the oil guide cotton strip 614 moves to the end face of the left shaft key 61, and the lubricating oil adsorbed by the oil guide cotton strip 614 leaks out from the through hole 613, so as to lubricate the left shaft key 61.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the patent protection scope of the present invention.

Claims

1. The utility model provides a wind-powered electricity generation machine spline gear shaft, includes axis body (10), axis body (10) middle part fixed mounting has left-handed gear (20) and right-handed gear (30), left-handed gear (20) and right-handed gear (30) symmetry set up the both sides at axis body (10) central line, it lifts shoulder (40) and right location and lifts shoulder (50) to have left location respectively fixed mounting on axis body (10) in left-handed gear (20) and right-handed gear (30) outside, left side location is lifted shoulder (40) one end fixedly connected with left oil blanket circular bead (60), left side oil blanket circular bead (60) one end fixedly connected with left shaft key (61), right side location is lifted shoulder (50) one end fixedly connected with right oil blanket circular bead (70), right oil blanket (70) one end fixedly connected with right shaft key (72), its characterized in that: the oil-saving device is characterized in that a plurality of oil storage chambers (611) and a through hole (613) are formed in the left shaft key (61), an oil guide cotton strip (614) is slidably mounted in the through hole (613), a solid lubricant (617) is fixedly connected to one end of the oil guide cotton strip (614), a pressing sheet (615) is fixedly mounted on the surface of the outer wall of the oil guide cotton strip (614) extending to the oil storage chambers (611), and a return spring (616) is fixedly mounted at the bottom end of the pressing sheet (615).

2. The wind motor spline gear shaft according to claim 1, characterized in that: and a plurality of key grooves (71) are formed in the outer part of the right oil seal shoulder (70).

3. The wind motor spline gear shaft according to claim 1, characterized in that: the oil storage chambers (611) are communicated with each other through oil guide holes (612).

4. The wind motor spline gear shaft according to claim 1, characterized in that: and one ends of the left shaft key (61) and the right shaft key (72) are respectively provided with a top hole (80).

5. The wind motor spline gear shaft according to claim 1, characterized in that: the connecting parts of the left positioning shoulder (40) and the right positioning shoulder (50) and the shaft body (10) are respectively provided with a positioning surface, and the two positioning surfaces use the central line of the shaft body (10) as a symmetry center.

6. The wind motor spline gear shaft according to claim 2, characterized in that: the inclination angle of the key groove (71) is 20 degrees.

7. The wind turbine splined gear shaft of claim 1, wherein: and a limiting block (618) is fixedly installed at one end inside the through hole (613) close to the end face of the left shaft key (61).