CN112747103A

CN112747103A - Novel gear box

Info

Publication number: CN112747103A
Application number: CN202011484907.1A
Authority: CN
Inventors: 闫世海
Original assignee: Anhui Haiyi Heavy Industry Co ltd
Current assignee: Anhui Haiyi Heavy Industry Co ltd; Chaohu Juli Machinery Manufacturing Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-05-04

Abstract

The invention discloses a novel gear box which comprises a box body, wherein a driving rotating shaft and a gear sleeve are arranged in the box body, the driving rotating shaft is rotatably arranged at the lower half part of the box body, one end of the driving rotating shaft is exposed out of the box body and connected with a driving device, the gear sleeve is fixedly penetrated through the upper half part of the box body, a plurality of groups of driving gear discs with different sizes are fixedly sleeved on the driving rotating shaft, driven gear discs of each driving gear disc are rotatably sleeved on the gear sleeve, each driven gear disc corresponds to a gear disc on an output shaft, and an oil inlet, an oil outlet, a ventilation cover and a box cover are arranged on the box body. The invention is provided with a plurality of groups of driving gear discs and a plurality of groups of driven gear discs corresponding to the driving gear discs on one driving rotating shaft, the output directions of the driven gear discs are the same, but the rotating speeds of output shafts corresponding to each driven gear disc are different, so that the problem that the traditional gear box has a plurality of output rotating shafts, the rotating speeds and the powers of the rotating shafts are different, and the problem that the traditional gear box is single in function is solved.

Description

Novel gear box

Technical Field

The invention relates to the technical field of gear boxes, in particular to a novel gear box.

Background

The gear box is widely applied to the motor, is often used in a wind generating set, is an important mechanical component orthogonal gear box, and has the main function of transmitting power generated by a wind wheel under the action of wind power to a generator and enabling the generator to obtain corresponding rotating speed. However, the existing gear box only has single-shaft output or multi-shaft output with the same rotating speed, and the effect of outputting at different rotating speeds cannot be achieved.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the invention aims to provide a novel gearbox, which solves the problem that the output power of an output shaft of the gearbox is single and can not reach the output shafts of a plurality of output powers of one gearbox.

The novel gear box comprises a box body, wherein a driving rotating shaft and a gear sleeve are arranged in the box body, the driving rotating shaft is rotatably installed on the lower half part of the box body, one end of the driving rotating shaft is exposed out of the box body and connected with a driving device, the gear sleeve is fixedly penetrated through the upper half part of the box body, a plurality of groups of driving gear discs with different sizes are fixedly sleeved on the driving rotating shaft, driven gear discs of each driving gear disc are rotatably sleeved on the gear sleeve, each driven gear disc corresponds to a gear disc on an output shaft, and an oil inlet, an oil outlet, a ventilation cover and a box cover are arranged on the box body.

In some embodiments of the invention, the driving rotating shaft is rotatably mounted on the lower half part of the box body through a first bearing arranged at the front end and a second bearing arranged at the rear end, and the first bearing and the second bearing are both fixed inside the box body through an eccentric sleeve.

In other embodiments of the present invention, a first mechanical sealing ring is disposed at a position where the driving rotating shaft is exposed out of the outer wall of the box body, an end sealing plate is disposed at a rear end of the driving rotating shaft and fixed at the end through a bolt, and an end cover is disposed at a position of the box body at the rear end of the driving rotating shaft.

In other embodiments of the present invention, the driving gear plate comprises a first driving gear plate and a second driving gear plate, and the driven gear plate comprises a first driven gear plate and a second driven gear plate, the first driving gear plate is engaged with the first driven gear plate, and the second driving gear plate is engaged with the second driven gear plate.

In other embodiments of the present invention, the first driven gear disc is a gear disc sleeved on a first hollow cylinder, a first second bearing is clamped between an inner wall of the first hollow cylinder and an outer wall of the gear sleeve, two second bearings are respectively sleeved on outer walls of two ends of the first hollow cylinder, and the second bearings are fixed inside the box body through eccentric sleeves.

In other embodiments of the invention, the second driven gear disc is a gear disc sleeved on a second hollow cylinder, a first third bearing is clamped between the inner wall of the second hollow cylinder and the outer wall of the gear sleeve, a second third bearing is respectively sleeved on the outer walls of two ends of the second hollow cylinder, and the second third bearing is fixed inside the box body through an eccentric sleeve.

In other embodiments of the present invention, a fixed block is sleeved on the gear sleeve between the first driven gear disc and the second driven gear disc, and a distance sleeve is arranged on the outer wall of the gear sleeve on both sides of the fixed block and in a gap between the first driven gear disc and the second driven gear disc.

In other embodiments of the present invention, the gear sleeve has end plates clamped at both ends and fixed by bolts, and a second mechanical sealing ring is sleeved at the contact position of the gear sleeve and the outer wall of the box body.

In other embodiments of the present invention, an observation window is disposed on one side of the box body, and the observation window is made of organic glass.

In other embodiments of the present invention, mounting flanges are disposed at both the oil inlet and the oil outlet, and a manual oil valve and an oil pressure gauge are disposed on a pipeline of the oil inlet.

In the invention, a plurality of groups of driving gear discs (two are taken as an example in the application) are arranged on one driving rotating shaft, a plurality of groups of driven gear discs corresponding to the driving rotating shaft are arranged, the output directions of the driven gear discs are the same, but the rotating speeds of output shafts corresponding to the driven gear discs are different, so that the purpose that one gear box is provided with a plurality of output rotating shafts, the rotating speeds and the powers of the rotating shafts are different, and the problem that the traditional gear box is single in function is solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a novel gearbox according to the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1.

Fig. 3 is an enlarged schematic view of B in fig. 1.

Fig. 4 is a schematic side view of a novel gearbox according to the present invention.

Fig. 5 is a schematic front side view of a novel gearbox according to the present invention.

In the figure: 1. a box body; 10. an observation window; 2. driving the rotating shaft; 21. a first mechanical seal ring; 22. a first bearing; 23. a first drive gear plate; 24. a second driving gear plate; 25. a second first bearing; 26. an end cap; 27. an end closing plate; 3. a gear sleeve; 30. sealing the end plate; 31, 32, a second mechanical seal ring; 33. a distance sleeve; 34. a fixed block; 4. a first driven gear plate; 5. a second bearing II; 6. a first second bearing; 7. an oil inlet; 71. an oil outlet; 8. a second driven gear plate; 9. a first third bearing; 90. and a second third bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

The invention provides a novel gear box which comprises a box body 1, wherein a driving rotating shaft 2 and a gear sleeve 3 are arranged in the box body 1, the driving rotating shaft 2 is rotatably installed at the lower half part of the box body 1, one end of the driving rotating shaft is exposed out of the box body 1 and is connected with a driving device, the gear sleeve 3 is fixedly arranged at the upper half part of the box body 1 in a penetrating manner, a plurality of groups of driving gear discs with different sizes are fixedly sleeved on the driving rotating shaft 2, driven gear discs of each driving gear disc are rotatably sleeved on the gear sleeve, each driven gear disc corresponds to a gear disc on an output shaft, and an oil inlet 7, an oil outlet 71, a ventilation cover and a box cover.

The driving device is a rotating shaft for driving the rotating shaft 2 to rotate, and can adopt a wind wheel of wind power to be connected with the rotating shaft through a coupler and also can adopt a generator rotating shaft to be connected with the rotating shaft through a coupler. Because the drive shaft 2 goes up the not equidimension initiative fluted disc of multiunit and is coaxial rotation, but the fluted disc size is different, consequently, under the same number of turns of rotation, the driven fluted disc rotational speed of different main drive fluted disc drives is different, so, the outside output rotational speed of the output shaft that the driven fluted disc corresponds is different, reaches the effect of different output rotational speeds and power. The ventilation cover can play the ventilation and exhaust functions, can play the exhaust or air intake effect when oiling or discharging oil, and can alleviate the pressure change in the gear box when in work.

The driving rotating shaft 2 is rotatably installed at the lower half part of the box body 1 through a first bearing 22 arranged at the front end and a second bearing 25 arranged at the rear end, and the first bearing 22 and the second bearing 25 are fixed inside the box body 1 through eccentric sleeves.

One end of the driving rotating shaft 2 is exposed out of the box body 1, two ends of the inner part of the box body 1 are rotationally fixed in the box body 1 through a first bearing 22 and a second bearing 25, and the first bearing 22 and the second bearing 25 are stabilized by an eccentric sleeve.

The position of the driving rotating shaft 2 exposed out of the outer wall of the box body 1 is provided with a first mechanical sealing ring 21, the rear end of the driving rotating shaft 2 is provided with an end sealing plate 27 and fixed at the end part through a bolt, and the position of the box body 1 at the rear end of the driving rotating shaft 2 is provided with an end cover 26. The rear end of the driving shaft 2 is hollow, so the end sealing plate 27 is used to seal the end, and the end cover 26 is used to assist the installation of the driving shaft 2 on the other side of the driving shaft 2, and the end cover 26 is used to seal the box after the installation.

The driving gear dish includes first driving gear dish 23 and second driving gear dish 24, the driven gear dish includes first driven gear dish 4 and second driven gear dish 8, first driving gear dish 23 meshes with first driven gear dish 4, second driving gear dish 24 meshes with second driven gear dish 8.

This application is equipped with two initiative toothed disc, and the diameter of first initiative toothed disc 23 will be greater than second initiative toothed disc 24, because drive pivot 2 and gear sleeve 3 are parallel, then the diameter of corresponding driven toothed disc 4 will be less than the diameter of second driven toothed disc 8 to guarantee two then homoenergetic synchromesh.

The first driven gear disc 4 is a gear disc sleeved on a first hollow cylinder, a first second bearing 6 is clamped between the inner wall of the first hollow cylinder and the outer wall of the gear sleeve 3, the outer walls of two ends of the first hollow cylinder are respectively sleeved with a second bearing 5, and the second bearing 5 is fixed inside the box body 1 through an eccentric sleeve.

If can follow gear sleeve 3 with first driven gear dish 4 and rotate, this just needs a second bearing 6 to overlap at gear sleeve 3 with it to first driven gear dish 4 can be followed gear sleeve 3 and rotated, and needs to stabilize in box 1 to first driven gear dish 4, needs overlap respectively at first hollow barrel both ends outer wall and have a second bearing two 5, and with eccentric cover with second bearing two 5, in order to guarantee first driven gear dish 4 steady rotation.

The second driven gear disc 8 is a gear disc sleeved on a second hollow cylinder, a first third bearing 9 is clamped between the inner wall of the second hollow cylinder and the outer wall of the gear sleeve 3, a second third bearing 90 is sleeved on the outer walls of two ends of the second hollow cylinder respectively, and the second third bearing 90 is fixed inside the box body 1 through an eccentric sleeve. The second driven gear wheel 8 rotates on the same principle as the first driven gear wheel 4.

The gear sleeve 3 between the first driven gear plate 4 and the second driven gear plate 8 is sleeved with a fixing block 34, and a distance sleeve 33 is arranged on the outer wall of the gear sleeve 3 on two sides of the fixing block 34 and in a gap between the first driven gear plate 4 and the second driven gear plate 8.

The fixed block 34 can strengthen the stability of the gear sleeve 3, and the distance sleeve 33 plays a role in determining the position between the first driven gear disc 4 and the second driven gear disc 8 on the outer wall of the gear sleeve 3, and stabilizes the size of the gap, and prevents the first driven gear disc 4 and the second driven gear disc 8 from rotating and deflecting, so that the rotation is unstable (namely, the size of the gap is reduced).

Two ends of the gear sleeve 3 are clamped with end sealing plates 30 and fixed through bolts, and the contact part of the gear sleeve 3 and the outer wall of the box body 1 is sleeved with a second mechanical sealing ring 31 and a second mechanical sealing ring 32.

The second mechanical seal rings 31 and 32 and the first mechanical seal ring 21 both have an oil seal effect and prevent oil leakage at these positions. The gear sleeve 3 is a hollow tube, and both ends of the gear sleeve are sealed by using sealing plates 30.

An observation window 10 is arranged on one side of the box body, and the observation window 10 is made of organic glass. The observation window 10 can observe the condition in the box body 1.

Mounting flanges are arranged at the oil inlet 7 and the oil outlet 71, and a manual oil valve and an oil pressure gauge are arranged on a pipeline of the oil inlet 7. The mounting flange is connected with external equipment, so that the purposes of oil feeding and oil discharging can be achieved, the oil pressure gauge can observe the internal oil pressure (or oil speed) during oil feeding, the manual oil valve can feed oil when opened, and the oil feeding is stopped when closed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a novel gear box, includes box (1), its characterized in that: be equipped with drive pivot (2) and gear sleeve (3) in box (1), drive pivot (2) rotate and install and expose box (1) and meet with drive arrangement in the lower half and the one end of box (1), what gear sleeve (3) run through fixes at first half in box (1), the fixed cover has the not equidimension initiative toothed disc of multiunit on drive pivot (2), the last rotation cover of gear sleeve has the driven toothed disc with each main drive toothed disc, every driven toothed disc corresponds an epaxial toothed disc of output, be equipped with oil inlet (7), oil-out (71), ventilative cover and case lid on box (1).

2. A novel gearbox according to claim 1 wherein: the driving rotating shaft (2) is rotatably installed on the lower half part of the box body (1) through a first bearing (22) arranged at the front end and a second bearing (25) arranged at the rear end, and the first bearing (22) and the second bearing (25) are fixed inside the box body (1) through eccentric sleeves.

3. A novel gearbox according to any one of claims 1 or 2 wherein: drive pivot (2) expose box (1) outer wall position and are equipped with first mechanical seal (21), the rear end of drive pivot (2) is equipped with tip shrouding (27) and passes through the bolt fastening at the tip, box (1) position of the rear end of drive pivot (2) is equipped with end cover (26).

4. A novel gearbox according to claim 1 wherein: the driving gear disc comprises a first driving gear disc (23) and a second driving gear disc (24), the driven gear disc comprises a first driven gear disc (4) and a second driven gear disc (8), the first driving gear disc (23) is meshed with the first driven gear disc (4), and the second driving gear disc (24) is meshed with the second driven gear disc (8).

5. A novel gearbox according to claim 4 in which: the first driven gear disc (4) is a gear disc sleeved on a first hollow cylinder, a first second bearing (6) is clamped between the inner wall of the first hollow cylinder and the outer wall of the gear sleeve (3), the outer walls of two ends of the first hollow cylinder are respectively sleeved with a second bearing (5), and the second bearing (5) is fixed inside the box body (1) through an eccentric sleeve.

6. A novel gearbox according to claim 4 in which: second driven gear dish (8) have a gear dish for the cover on the hollow barrel of second, the card has third bearing (9) between hollow barrel inner wall of second and gear sleeve (3) outer wall, the hollow barrel both ends outer wall of second overlaps respectively has a third bearing two (90), just third bearing two (90) are fixed inside box (1) through eccentric cover.

7. A novel gearbox according to claim 4 in which: the gear sleeve pipe (3) between first driven gear dish (4) and second driven gear dish (8) is gone up the cover and is had fixed block (34), and on the gear sleeve pipe (3) outer wall of fixed block (34) both sides and the gap department between first driven gear dish (4) and second driven gear dish (8) be equipped with distance cover (33).

8. A novel gearbox according to claim 1 wherein: the two ends of the gear sleeve (3) are clamped with end sealing plates (30) and fixed through bolts, and the contact part of the gear sleeve (3) and the outer wall of the box body (1) is sleeved with a second mechanical sealing ring (31, 32).

9. A novel gearbox according to claim 1 wherein: an observation window (10) is arranged on one side of the box body, and the observation window (10) is made of organic glass.

10. A novel gearbox according to claim 1 wherein: mounting flanges are arranged at the oil inlet (7) and the oil outlet (71), and a manual oil valve and an oil pressure gauge are arranged on a pipeline of the oil inlet (7).