CN209587095U - A kind of aviation high-speed gear box - Google Patents

Abstract

The utility model discloses a kind of aviation high-speed gear boxes, including cabinet, slow-speed shaft, high speed shaft and high speed axis, the both ends of the slow-speed shaft are mounted on cabinet through slow-speed shaft sliding bearing respectively, the both ends of the high speed shaft are mounted on cabinet through high speed shaft sliding bearing respectively, the both ends of the high speed axis are mounted on cabinet through high speed axis sliding bearing respectively, the transmission shaft of the cabinet left side is mounted on cabinet by rotating wheel, and a left side for rotating wheel is fixed with mounting flange, No. two gears are meshed with No. four gears on high speed axis, and the front end of No. four gears is equipped with No. three rolling bearings, No. three gears and No. three cylindrical roller thrust bearings are installed on the high speed axis of the rear end of No. four gears, support base is supported by under the cabinet.The aviation high-speed gear box, structure setting is more compact, can accelerate also to slow down, test the speed more accurate, runs more stable, facilitates the progress of purchase, maintenance and the work such as after sale of domestic industry.

Description

A kind of aviation high-speed gear box

Technical field

The utility model relates to Airborne Equipment technical field, specially a kind of aviation high-speed gear box.

Background technique

Gear-box is a widely used important mechanical part in wind power generating set.Its main function be by Generated power passes to generator and it is made to obtain corresponding revolving speed wind wheel under the action of the wind, and the revolving speed of usual wind wheel is very It is low, revolving speed required by electrical power generators is far not achieved, it is necessary to realize by the accelerating function of gear-box gear pair, therefore also will Gear-box is referred to as gearbox, and domestic existing high-speed gear box relies primarily on import, with the development of economy and technological progress, The use scope of high-speed gear box is more and more extensive, and import fast chamber does not adapt to the needs of domestic economy development increasingly, Price is high, maintenance and after-sale service not in time, maintenance cost it is high, the problems such as unstable quality, is more prominent.

In order to solve defect present in gear-box set forth above and deficiency, urgent need improves the technology of gear-box, if Set structure more compact, can accelerate also to slow down, test the speed more accurate, run it is more stable, facilitate domestic relevant industries purchase, Maintenance and the progress for waiting work after sale, to provide a kind of aviation high-speed gear box.

Utility model content

The technical issues of the utility model solves is to overcome the high-speed gear box of the prior art to rely primarily on import, with The use scope of expanding economy and technological progress, high-speed gear box is more and more extensive, and import fast chamber cannot increasingly fit The needs for answering domestic economy to develop, price is high, maintenance and after-sale service not in time, maintenance cost it is high, unstable quality etc. The more prominent defect of problem, provides a kind of aviation high-speed gear box.A kind of aviation high-speed gear box has knot more compact Structure can accelerate also to slow down, test the speed more accurate, run more stable, facilitate the purchase of domestic industry, maintenance and the works such as after sale The features such as progress of work.

To achieve the above object, the utility model provides the following technical solutions: a kind of aviation high-speed gear box, including case Body, slow-speed shaft, high speed shaft and high speed axis, the both ends of the slow-speed shaft are mounted on cabinet through slow-speed shaft sliding bearing respectively, The both ends of the high speed shaft are mounted on cabinet through high speed shaft sliding bearing respectively, the both ends of the high speed axis pass through respectively in it is high Fast axis sliding bearing is mounted on cabinet, and the transmission shaft of the cabinet left side is mounted on cabinet by rotating wheel, and is rotated A left side for wheel is fixed with mounting flange, fixing bearing is fixed on the right side of the rotating wheel, and be equipped with No.1 on the inside of fixing bearing Bevel gear, the No.1 bevel gear is meshed with No. two bevel gears on high speed shaft, and the front end of No. two bevel gears is equipped with two Number cylindrical roller thrust bearing, the front end of No. two cylindrical roller thrust bearings is equipped with No. two gears and No. two rotation axis It holding, and No. two rolling bearings are located at the front end of No. two gears, No. two gears are meshed with No. four gears on high speed axis, And the front end of No. four gears is equipped with No. three rolling bearings, is equipped with No. three teeth on the high speed axis of the rear end of No. four gears Wheel and No. three cylindrical roller thrust bearings, and No. three gears are located at before No. three cylindrical roller thrust bearings, under the cabinet It is supported by support base.

Preferably, the velocity response of JJ11ZHJ-2 model is mounted on the slow-speed shaft, high speed shaft and high speed axis Device.

Preferably, one end that the transmission shaft stretches out outside cabinet is connected with prime mover, and prime mover uses D234-V8 type Number.

Preferably, the high speed shaft and high speed axis are set as input shaft, and slow-speed shaft is set as output shaft, and low speed Axis, high speed shaft and high speed axis are turntable.

Preferably, No. two thrusts installed on the No.1 cylindrical roller thrust bearing and high speed shaft installed on the slow-speed shaft No. three cylindrical roller thrust bearings installed on cylinder roller bearing and high speed axis can axially position.

Preferably, it is mounted on explosion-proof thermal resistance on the high speed shaft and high speed axis, and selects WZP140 model 's.

Preferably, No. three gears are meshed with the No.1 gear on slow-speed shaft, and the slow-speed shaft of No.1 gear front end On No.1 cylindrical roller thrust bearing is installed, and No.1 rolling bearing is installed on the slow-speed shaft of No.1 gear rear end.

Compared with prior art, the utility model has the beneficial effects that the aviation high-speed gear box, structure setting is simple, Meet speedup or deceleration transmission, all gears are all made of herringbone toothing, run smoothly, large carrying capacity, and use sliding axle It holds, in high-speed cruising since sliding bearing generates oil film, so that it is with small vibration, ensure the service life of sliding bearing, the country is raw It produces, facilitates the progress of purchase, maintenance and the work such as after sale of domestic relevant industries, avoid unnecessary trouble, also save More working times.

Detailed description of the invention

Fig. 1 is the schematic elevation view of the utility model structure；

Fig. 2 is the left view schematic diagram of the utility model structure；

Fig. 3 is the inside expanded schematic diagram of the utility model structure.

Figure label: 1, cabinet, 2, slow-speed shaft, 20, slow-speed shaft sliding bearing, 21, No.1 cylindrical roller thrust bearing, 22, No.1 gear, 23, No.1 rolling bearing, 3, transmission shaft, 30, mounting flange, 31, rotating wheel, 32, fixing bearing, 33, one Number bevel gear, 4, high speed shaft, 40, high speed shaft sliding bearing, 41, No. two bevel gears, 42, No. two cylindrical roller thrust bearings, 43, No. two gears, 44, No. two rolling bearings, 5, high speed axis, 50, high speed axis sliding bearing, 51, No. three cylindrical roller thrust axis It holds, 52, No. three gears, 53, No. four gears, 54, No. three rolling bearings, 6, support base.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of aviation high-speed gear box, including cabinet 1, Slow-speed shaft 2, high speed shaft 4 and high speed axis 5, the both ends of slow-speed shaft 2 are mounted on cabinet 1 through slow-speed shaft sliding bearing 20 respectively, The both ends of high speed shaft 4 are mounted on cabinet 1 through high speed shaft sliding bearing 40 respectively, and the both ends of high speed axis 5 are respectively through high speed Axis sliding bearing 50 is mounted on cabinet 1, is mounted on JJ11ZHJ-2 model on slow-speed shaft 2, high speed shaft 4 and high speed axis 5 Speed sensor is mounted on explosion-proof thermal resistance on the high speed shaft 4 and high speed axis 5, and selects WZP140 model, High speed shaft 4 and high speed axis 5 are set as input shaft, and slow-speed shaft 2 is set as output shaft, and slow-speed shaft 2, high speed shaft 4 and middle height Fast axis 5 is turntable；

The transmission shaft 3 of 1 left side of cabinet is mounted on cabinet 1 by rotating wheel 31, and transmission shaft 3 stretches out one outside cabinet 1 End is connected with prime mover, and prime mover uses D234-V8 model, and a left side for rotating wheel 31 is fixed with mounting flange 30, rotation The right side of wheel 31 is fixed with fixing bearing 32, and No.1 bevel gear 33 is equipped on the inside of fixing bearing 32, No.1 bevel gear 33 with No. two bevel gears 41 on high speed shaft 4 are meshed, and the front end of No. two bevel gears 41 is equipped with No. two cylindrical roller thrust bearings 42, the front end of No. two cylindrical roller thrust bearings 42 is equipped with No. two gears 43 and No. two rolling bearings 44, and No. two rotation axis Hold 44 front ends for being located at No. two gears 43；

No. two gears 43 are meshed with No. four gears 53 on high speed axis 5, and the front end of No. four gears 53 is equipped with three Number rolling bearing 54 is equipped with No. three gears 52 and No. three cylindrical roller thrusts on the high speed axis 5 of the rear end of No. four gears 53 Bearing 51, and No. three gears 52 are located at before No. three cylindrical roller thrust bearings 51, on No. three gears 52 and slow-speed shaft 2 No.1 gear 22 is meshed, and No.1 cylindrical roller thrust bearing 21 and No.1 gear on the slow-speed shaft 2 of 22 front end of No.1 gear 22, No.1 rolling bearing 23 is installed on the slow-speed shaft 2 of 22 rear end of No.1 gear, the No.1 thrust cylindrical installed on slow-speed shaft 2 No. three installed on No. two cylindrical roller thrust bearings 42 and high speed axis 5 installed on roller bearing 21 and high speed shaft 4 push away Power cylinder roller bearing 51 can axially position, be supported by support base 6 under cabinet 1, the aviation high-speed gear box, structure setting letter It is single, meet speedup or deceleration transmission, all gears are all made of herringbone toothing, run smoothly, large carrying capacity, and using sliding Bearing, in high-speed cruising since sliding bearing generates oil film, so that it is with small vibration, ensure the service life of sliding bearing, it is domestic Production facilitates the progress of purchase, maintenance and the work such as after sale of domestic relevant industries, avoids unnecessary trouble, also save More working times.

Working principle: when using the aviation high-speed gear box, transmission shaft 3 stretches out one end and prime mover phase outside cabinet 1 Even, prime mover rotating drive shaft 3, transmission shaft 3 start turning the No.1 bevel gear 33 installed thereon while rotation, No.1 bores tooth Wheel 33 is meshed with No. two bevel gears 41, and No.1 bevel gear No. two bevel gears 41 of 33 engagement rotation, No. two bevel gears 41 rotate height Fast axis 4, No. two cylindrical roller thrust bearings 42 thereon are pushed, so that No. two gears 43 are also with rotation, No. two gears 43 are meshed with No. four gears 53 on high speed axis 5, and No. four gears 53 are started turning by No. two gears 43, lead to center High speed axis 5 rotates, and high speed axis 5 rotates No. three gears 52 thereon, No. three gears 52 and No.1 gear 22 It is meshed, for No.1 gear 22 since the rotation of No. three gears 52 starts turning, No.1 gear 22 drives the slow-speed shaft 2 at center to start Rotation, and be driven by No.1 cylindrical roller thrust bearing 21, one end and the boat of cabinet 1 are stretched out by slow-speed shaft 2 later The input terminal of empty oil pump is connected, and is mounted on speed sensor on slow-speed shaft 2, high speed shaft 4 and high speed axis 5, can Accurately to know each axis speed conditions, facilitate and quickly adjusted, reduces fault rate, slow-speed shaft 2, high speed shaft 4 and high speed axis 5 On the gear installed be all made of herringbone toothing, run smoothly, large carrying capacity, and using slow-speed shaft sliding bearing 20, high Fast axis sliding bearing 40 and high speed axis sliding bearing 50, in high-speed cruising since sliding bearing generates oil film, so that vibration It is small, ensure the service life of sliding bearing, here it is the working principles of the aviation high-speed gear box.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of aviation high-speed gear box, including cabinet (1), slow-speed shaft (2), high speed shaft (4) and high speed axis (5), feature Be: the both ends of the slow-speed shaft (2) are mounted on cabinet (1) through slow-speed shaft sliding bearing (20) respectively, the high speed shaft (4) Both ends be mounted on cabinet (1) through high speed shaft sliding bearing (40) respectively, the both ends of the high speed axis (5) pass through respectively in it is high Fast axis sliding bearing (50) is mounted on cabinet (1), and the transmission shaft (3) of cabinet (1) left side is pacified by rotating wheel (31) On cabinet (1), and a left side for rotating wheel (31) is fixed with mounting flange (30), is fixed on the right side of the rotating wheel (31) Dead axle is held (32), and is equipped with No.1 bevel gear (33) on the inside of fixing bearing (32), the No.1 bevel gear (33) and high speed shaft (4) No. two bevel gears (41) on are meshed, and the front end of No. two bevel gears (41) is equipped with No. two cylindrical roller thrust bearings (42), the front end of No. two cylindrical roller thrust bearings (42) is equipped with No. two gears (43) and No. two rolling bearings (44), And No. two rolling bearings (44) are located at the front end of No. two gears (43), No. two gears (43) and four on high speed axis (5) Number gear (53) is meshed, and the front end of No. four gears (53) is equipped with No. three rolling bearings (54), No. four gears (53) Rear end high speed axis (5) on No. three gears (52) and No. three cylindrical roller thrust bearings (51), and No. three gears are installed (52) it is located at before No. three cylindrical roller thrust bearings (51), is supported by support base (6) under the cabinet (1).

2. a kind of aviation high-speed gear box according to claim 1, it is characterised in that: the slow-speed shaft (2), high speed shaft (4) and on high speed axis (5) it is mounted on the speed sensor of JJ11ZHJ-2 model.

3. a kind of aviation high-speed gear box according to claim 1, it is characterised in that: the transmission shaft (3) stretches out cabinet (1) one end outside is connected with prime mover, and prime mover is using D234-V8 model.

4. a kind of aviation high-speed gear box according to claim 1, it is characterised in that: the high speed shaft (4) and high speed Axis (5) is set as input shaft, and slow-speed shaft (2) is set as output shaft, and slow-speed shaft (2), high speed shaft (4) and high speed axis (5) It is turntable.

5. a kind of aviation high-speed gear box according to claim 1, it is characterised in that: installed on the slow-speed shaft (2) No. two cylindrical roller thrust bearings (42) installed on No.1 cylindrical roller thrust bearing (21) and high speed shaft (4) and high speed No. three cylindrical roller thrust bearings (51) installed on axis (5) can axially position.

6. a kind of aviation high-speed gear box according to claim 1, it is characterised in that: the high speed shaft (4) and high speed It is mounted on explosion-proof thermal resistance on axis (5), and selects WZP140 model.

7. a kind of aviation high-speed gear box according to claim 1, it is characterised in that: No. three gears (52) and low speed No.1 gear (22) on axis (2) is meshed, and is equipped with No.1 thrust cylindrical on the slow-speed shaft (2) of No.1 gear (22) front end Roller bearing (21), and No.1 rolling bearing (23) are installed on the slow-speed shaft (2) of No.1 gear (22) rear end.