CN218207705U

CN218207705U - Multi-planetary-wheel transmission wind power generation gear box

Info

Publication number: CN218207705U
Application number: CN202222572685.XU
Authority: CN
Inventors: 张鸿; 邵飞龙; 孔波波; 李兴亚
Original assignee: Hangzhou Linjiang Advance Gearbox Co ltd
Current assignee: Hangzhou Linjiang Advance Gearbox Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-01-03
Anticipated expiration: 2032-09-28

Abstract

The utility model relates to a wind-powered electricity generation gear box technical field, in particular to multirow star gear transmission wind power generation gear box, including the front end housing assembly, its characterized in that: front end housing assembly one side is connected with wind wheel locking flange, wind wheel locking flange one side is connected with main shaft bearing, front end housing assembly one side is connected with the box assembly, box assembly one side is connected with the rear end cap assembly, install temperature sensor on the rear end cap assembly, install the planetary gear assembly in the box assembly, the planetary gear assembly is connected with the output shaft, the box assembly bottom is connected with strutting arrangement, and this application simple structure supports the wind-powered electricity generation gear box through setting up strutting arrangement, has guaranteed the stability when wind-powered electricity generation gear box moves, sets up the shock attenuation subassembly in strutting arrangement, and the vibrations when the wind-powered electricity generation gear box moves can be effectively absorbed and reduced, sets up the noise when the acoustic celotex board of supporting seat both sides can effectively absorb the wind-powered electricity generation gear box and move.

Description

Multi-planetary-wheel transmission wind power generation gear box

Technical Field

The utility model relates to a wind-powered electricity generation gear box technical field, in particular to multirow star gear transmission wind power generation gear box.

Background

With the rapid development of wind power generation technology, the utilization rate of wind energy by a wind turbine generator is continuously improved, and the reliability of unit operation is required to be also continuously improved, in the field of wind power generators, it is well known that power transmission is realized by adopting wind power gear boxes with different structural forms, the wind power gear boxes are used as key components of the unit, and the quality of the wind power gear boxes directly influences the power generation efficiency of the unit, so that customers are increasingly harsh on the quality of the wind power gear boxes, the existing wind power gear boxes are relatively harsh in working environment, high in impact temperature and poor in damping effect, and have more internal related components, and in the long-time operation process, the generated shaking easily causes faults to the internal components, and the service life of the whole equipment is influenced.

The Chinese patent discloses a wind power gear box (publication number: CN 209041460U) comprising: the solar energy power generation device comprises a planet carrier, a tubular shaft, a flange and a sun gear, wherein the planet carrier and the sun gear are sleeved on the tubular shaft, the sun gear is positioned in a box body, and the flange is arranged between the planet carrier and the tubular shaft; be provided with an oil baffle on the planet carrier, oil baffle shelters from the seam between flange and the planet carrier and the seam between flange and the hollow shaft, but this kind of wind-powered electricity generation gear box lacks the base and supports, and the damping performance is general, and the bump still receives the damage easily during the use, and bearing strength is relatively poor moreover, does not possess better practicality, consequently, needs a multirow star gear transmission wind power generation gear box.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of poor damping performance of the gear box in the prior art and providing a multi-planetary-wheel transmission wind power generation gear box.

The utility model provides a technical scheme that its technical problem adopted is: a multirow star gear transmission wind power generation gear box, including the front end housing assembly, its characterized in that: the wind wheel locking mechanism is characterized in that one side of the front end cover assembly is connected with a wind wheel locking flange, one side of the wind wheel locking flange is connected with a main shaft bearing, one side of the front end cover assembly is connected with a box body assembly, one side of the box body assembly is connected with a rear end cover assembly, a temperature sensor is installed on the rear end cover assembly, a planetary gear assembly is installed in the box body assembly, and the bottom of the box body assembly is connected with a supporting device.

Preferably, the planetary gear assembly comprises a primary planetary assembly, one side of the primary planetary assembly is connected with a secondary planetary assembly, and a secondary sun gear output shaft is arranged in the secondary planetary assembly.

Preferably, the wire clip is installed to rear end cover assembly one side, lock washer is installed to wire clip one end, can effectively carry out fixed stay to some external lines through setting up the wire clip.

Preferably, an oil brushing ring is installed on one side inside the box body assembly, a V-shaped sealing ring is connected to one side of the oil brushing ring, a fan-shaped base plate is installed on one side of the V-shaped sealing ring, and oil inside the box body assembly can be brushed out through the oil brushing ring.

Preferably, strutting arrangement includes supporting baseplate, the carriage is installed at the supporting baseplate top, the supporting seat is installed at the carriage top, the acoustic celotex board is installed to the supporting seat both sides, acoustic celotex board internally mounted has the sound insulation pad. Supporting frame internally mounted has damper, can the noise that produces when the active absorption gear box moves through setting up the acoustic celotex board.

Preferably, damper includes spring damper, spring damper quantity is two, counter weight stabilizing block is installed to spring damper both sides, counter weight stabilizing block quantity is two, can effectively promote strutting arrangement's stability through setting up counter weight stabilizing block.

The utility model discloses an useful part lies in:

this application simple structure, the fault rate is low, and this application simple structure supports the wind-powered electricity generation gear box through setting up strutting arrangement, has guaranteed the stability when wind-powered electricity generation gear box moves, sets up the damper in strutting arrangement, can the active absorption and reduce the vibrations when wind-powered electricity generation gear box moves, sets up the noise when the acoustic celotex board of supporting seat both sides can the active absorption wind-powered electricity generation gear box move, has improved staff's operational environment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is the utility model discloses wind-powered electricity generation gear box structure top view.

Fig. 2 is the utility model discloses wind-powered electricity generation gear box inner structure schematic diagram.

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

Fig. 4 is an enlarged view of VIII in fig. 2 according to the present invention.

Fig. 5 is an enlarged view of VII in fig. 2 according to the present invention.

Fig. 6 is the utility model discloses wind-powered electricity generation gear box and strutting arrangement assembly drawing.

Fig. 7 is a schematic structural view of the supporting device of the present invention.

Fig. 8 is the internal structure view of the shock-absorbing component of the present invention.

In the figure: 1. a front end cover assembly; 2. a primary planet assembly; 3. a wind wheel locking flange; 4. a main shaft bearing; 5. a box body assembly; 8. a rear end cap assembly; 9. a secondary planet assembly; 10. a temperature sensor; 11. a secondary sun gear output shaft; 13. a line card; 14. a lock washer; 20. brushing an oil ring; 21. a V-shaped seal ring; 23. a fan-shaped base plate; 100. a sound insulating panel; 101. a sound insulating pad; 102. a supporting seat; 103. a support frame; 104. a support base plate; 105. a spring damper; 106. and a counterweight stabilizing block.

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 efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1-8, a multi-planetary-gear-transmission wind power generation gearbox includes a front end cover assembly 1, and is characterized in that: 1 one side of front end housing assembly is connected with wind wheel locking flange 3, 3 one sides of wind wheel locking flange are connected with main shaft bearing 4, 1 one side of front end housing assembly is connected with

box assembly

5, 5 one sides of box assembly are connected with rear end cap assembly 8, install temperature sensor 10 on the rear end cap assembly 8, temperature sensor 10 is common product on the market, can directly purchase and obtain, judges the inside temperature of gear box through the data that sets up 10 accessible backstage real time monitoring temperature sensor 10 feedbacks, install the planetary gear assembly in the

box assembly

5, 5 bottoms of box assembly are connected with strutting arrangement.

In this embodiment, the planetary gear assembly includes a primary planetary assembly 2, a secondary planetary assembly 9 is connected to one side of the primary planetary assembly 2, and a secondary sun gear output shaft 11 is installed inside the secondary planetary assembly 9.

In this embodiment, a line card 13 is installed on one side of the rear end cover assembly 8, the line card 13 is fixed on the rear end cover assembly 8 in a threaded manner, a lock washer 14 is installed at one end of the line card 13, and some external circuits can be effectively and fixedly supported by the line card 13.

In this embodiment, an oil brushing ring 20 is installed on one side inside the box assembly 5, a V-shaped sealing ring 21 is connected to one side of the oil brushing ring 20, a fan-shaped backing plate 23 is installed on one side of the V-shaped sealing ring 21, and oil inside the box assembly 5 can be brushed out by setting the oil brushing ring 20.

In this embodiment, strutting arrangement includes supporting baseplate 104, supporting baseplate 104 is square metal block or the metal body, carriage 103 is installed at supporting baseplate 104 top, supporting seat 102 is installed at carriage 103 top, supporting seat 102 passes through the mode of spiro union to be fixed on carriage 103, acoustic celotex board 100 is installed to supporting seat 102 both sides, acoustic celotex board 100 is common product on the market, can directly purchase and obtain, acoustic celotex board 100 internally mounted has sound insulation pad 101. The supporting frame 103 is internally provided with a damping component, and noise generated during the operation of the gearbox can be effectively absorbed by arranging the sound insulation plate 100.

In this embodiment, damper assembly includes spring damper 105, spring damper 105 is common product on the market, can directly purchase and obtain, spring damper 105 installs in carriage 103 through the mode of spiro union, spring damper 105 quantity is two, stable piece 106 of counter weight is installed to spring damper 105 both sides, stable piece 106 of counter weight is square metal block or metal body and fixes on supporting baseplate 104 through spiro union or welded mode, stable piece 106 of counter weight quantity is two, can effectively promote strutting arrangement's stability through setting up stable piece 106 of counter weight.

The implementation principle of the embodiment is as follows: the wind wheel and the gear box are connected through the spindle bearing 4, the wind wheel rotates and then drives the gear box to rotate, the first-stage planetary assembly 2 of an internal component of the gear box is driven to rotate, the first-stage planetary assembly 2 transmits power to the second-stage planetary assembly 9, the second-stage planetary assembly 9 drives the second-stage sun gear output shaft 11 to rotate, the second-stage sun gear output shaft 11 is connected with a generator, the gear box can improve the lower rotating speed of the wind wheel to the rotating speed suitable for the running of the generator, meanwhile, the generator is easy to control, stable frequency and voltage output are achieved, the spring shock absorber 105 arranged in the supporting device can effectively absorb the shock generated when the gear box runs, and the balance weight stabilizing block 106 can effectively improve the stability of the whole structure.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims

1. The utility model provides a multirow star gear transmission wind power generation gear box, includes front end housing assembly (1), its characterized in that: front end housing assembly (1) one side is connected with wind wheel locking flange (3), wind wheel locking flange (3) one side is connected with main shaft bearing (4), front end housing assembly (1) one side is connected with box assembly (5), box assembly (5) one side is connected with rear end cap assembly (8), install temperature sensor (10) on rear end cap assembly (8), install the planetary gear assembly in box assembly (5), box assembly (5) bottom is connected with strutting arrangement.

2. The multiple planetary drive wind power generation gearbox of claim 1, wherein: the planetary gear assembly comprises a primary planetary assembly (2), one side of the primary planetary assembly (2) is connected with a secondary planetary assembly (9), and a secondary sun gear output shaft (11) is arranged inside the secondary planetary assembly (9).

3. The multiple planetary drive wind power generation gearbox of claim 1, wherein: a wire clamp (13) is installed on one side of the rear end cover assembly (8), and a check washer (14) is installed at one end of the wire clamp (13).

4. The multiple planetary drive wind power generation gearbox of claim 1, wherein: an oil brushing ring (20) is installed on one side inside the box body assembly (5), a V-shaped sealing ring (21) is connected to one side of the oil brushing ring (20), and a fan-shaped base plate (23) is installed on one side of the V-shaped sealing ring (21).

5. The multiple planetary drive wind power generation gearbox of claim 1, wherein: strutting arrangement includes supporting baseplate (104), carriage (103) are installed at supporting baseplate (104) top, supporting seat (102) are installed at carriage (103) top, acoustic celotex board (100) are installed to supporting seat (102) both sides, acoustic celotex board (100) internally mounted has sound insulation pad (101), carriage (103) internally mounted has damper.

6. The multi-starwheel drive wind power generation gearbox of claim 5, wherein: the damping component comprises two spring dampers (105), the number of the spring dampers (105) is two, counterweight stabilizing blocks (106) are installed on two sides of the spring dampers (105), and the number of the counterweight stabilizing blocks (106) is two.