CN202971001U

CN202971001U - Axial turbine air starter

Info

Publication number: CN202971001U
Application number: CN 201220661644
Authority: CN
Inventors: 张艳江; 秦建华
Original assignee: YANTAI KALUNTE MACHINERY MANUFACTURING Co Ltd
Current assignee: YANTAI KALUNTE MACHINERY MANUFACTURING Co Ltd
Priority date: 2012-12-05
Filing date: 2012-12-05
Publication date: 2013-06-05
Anticipated expiration: 2022-12-05

Abstract

The utility model discloses an axial turbine air starter which is characterized in that a power part is composed of a two-stage axial turbine air motor, and the axial turbine air starter comprises a starter body (6). The axial turbine air starter is characterized in that a second-stage guide blade (3), a first-stage guide blade (7), an inner gear (32) and a rotor shaft (9) are arranged on the starter body (6); a first-stage impeller (5) and a second-stage impeller (2) are arranged on the rotor shaft (9); a planet gear (12) is arranged in the inner gear (32); an output gear (26) is arranged on a middle shaft (16), a driven gear (21) and a spring cover (23) are sheathed on the output gear (26), and a clutch spring (22) is arranged between the driven gear (21) and the spring cover (23); a first-stage guide blade groove (34) is formed in the first-stage guide blade (7); a first-stage impeller groove (35) is formed in the first-stage impeller (5); a second-stage guide blade groove (36) is formed in the second-stage guide blade (3); and a second-stage impeller groove (37) is formed in the second-stage impeller (2). The turbine air starter has the advantages of low noise, long service life and no need of an atomized lubricator, a diesel engine starting system is simplified, and periodical oiling and maintenance are omitted.

Description

A kind of axial turbine gas starter

Technical field:

The utility model relates to the startup field of mechanical technique, is a kind of axial turbine gas starter concretely, is used for diesel engine and starts.

Background technique:

Power marine diesel engine in the 80HP-4000HP scope extensively adopts the starting of gas starter, and the power section of traditional gas starter is vane type motor, need to add oil sprayer lubricated, and oil sprayer oil is consumptive, must safeguard by intermittent oiling.The exhaust outlet noise is large in addition, needs to be equipped with special-purpose silencing apparatus.Under the winter cryogenic conditions, the lubricant oil thickness easily is bonded at blade in rotor and does not throw away, and causes motor failure, and expanding in the drinking water of high temperature wet condition lower blade causes motor stuck and lost efficacy.The common problem that this blade gas starter exists is: system's accessory is many, take up space greatly, the incipient fault rate is high.

The model utility content:

The purpose of this utility model is the deficiency that overcomes above-mentioned prior art, and a kind of axial turbine gas starter is provided, mainly solve existing blade gas actuator system accessory many, take up space large and the problems such as incipient fault rate height.

The technical solution of the utility model is: a kind of axial turbine gas starter, it comprises body, its special way is to establish secondary stator and the second bearing in body, establish clutch shaft bearing in secondary stator, establish the chopped-off head stator on body, establish rotor shaft at the center of body, establish first stage impeller and secondary impeller on rotor shaft, the rotor shaft left end is supported on secondary stator by clutch shaft bearing, and right-hand member passes through the second bearings on body, rotor shaft and the second bearing transition fit; Establish internal gear in body, by screw and middle support compression, establish planetary wheel carrier in internal gear, establish mandrel on planetary wheel carrier, interference fit joint both, establish planet wheel on mandrel, both be slidably matched, relatively rotate, the planetary wheel carrier left end by bearings on body, in middle support, planetary wheel carrier and jack shaft splined are slidably matched right-hand member by bearings; Middle support is fixedly connected with cylinder block, establishes shaft block ring and the 5th bearing on jack shaft, and the 5th bearing is arranged in the hole of the piston in middle support, and interference fit joint is established the hole back-up ring in piston; Establish output gear on jack shaft, the passive gear wheel of suit and spring shield on output gear, establish clutch spring between passive gear wheel and spring shield, output gear peripheral hardware the 6th bearing, the output gear left end is supported on jack shaft, right-hand member is supported on cylinder block, establishes Returnning spring between the 5th bearing and the 6th bearing; Establish chopped-off head stator groove on the chopped-off head stator, establish the first stage impeller groove on first stage impeller, establish secondary stator groove on secondary stator, establish secondary impeller groove on secondary impeller.

Compared with the prior art a kind of axial turbine gas starter described in the utility model has following good effect: 1, the power section of gas starter is made of the axial turbo type motor of two-stage, compares vane type motor, and same summation watt rating is larger; 2, this starter noise is low, need not to configure silencing apparatus, has simplified diesel engine starting system; 3, turbine does not does not wear and tear in using, and therefore compares the blade gas starter, and this life of product is longer, needing in diesel engine to be more suitable for the occasion of Fraquent start; 4, compare the blade gas starter, this starter need not to configure oil sprayer, has simplified diesel engine starting system, and removes intermittent oiling from and safeguard.

Description of drawings:

Fig. 1 is main TV structure schematic diagram of the present utility model;

Fig. 2 is the axial turbine schematic diagram of two-stage of the present utility model.

The drawing explanation:

1 woodruff key, 2 level impellers, 3 level stators, 4 clutch shaft bearings, 5 first stage impellers, 6 bodies, 7 chopped-off head stators, 8 first screws, 9 rotor shafts, 10 second bearings, 11 the 3rd bearings, 12 planet wheels, 13 mandrels, 14 second screws, 15 the 4th bearings, 16 jack shafts, 17 hole back-up rings, 18 shaft block rings, 19 the 5th bearings, 20 Returnning springs, 21 passive gear wheels, 22 clutch springs, 23 spring shields, 24 the 6th bearings, 25 cylinder block, 26 output gears, 27 the 3rd screws, 28 pistons, 29 packing rings, 30 the 4th screws, support in 31, 32 internal gears, 33 planetary wheel carriers, 34 chopped-off head stator grooves, 35 first stage impeller grooves, 36 level stator grooves, 37 level impeller grooves.

Embodiment:

For Comprehension and Implementation better, provide specific embodiment below in conjunction with accompanying drawing and describe in detail.

Embodiment 1, referring to Fig. 1,2, is processed into body 6, at interior installation the second bearing 10 of body 6; Chopped-off head stator 7 is arranged on body 6 by the first screw 8, at the center of body 6, rotor shaft 9, rotor shaft 9 and the second bearing 10 transition fit is installed; First stage impeller 5 is connected on rotor shaft 9 by woodruff key 1; Secondary stator 3 is arranged in body 6, at the interior installation clutch shaft bearing 4 of secondary stator 3; Rotor shaft 9 left ends are supported on secondary stator 3 by clutch shaft bearing 4, and right-hand member is supported on body 6 by the second bearing 10; Secondary impeller 2 is connected on rotor shaft 9 by woodruff key 1; Internal gear 32 is arranged in body 6, compresses by the second screw 14 and middle support 31, internal gear 32 is installed in body 6; Mandrel 13 is installed on planetary wheel carrier 33, interference fit joint both, planet wheel 12 is enclosed within on mandrel 13, both is slidably matched, and can relatively rotate; Planetary wheel carrier 33 left ends are supported on body 6 by the 3rd bearing 11, and right-hand member is supported in middle support 31 by the 4th bearing 15, planet wheel 12 and internal gear 32 gear engagements, and planetary wheel carrier 33 and jack shaft 16 splined are slidably matched; By the 3rd screw 27, middle support 31 is linked together with cylinder block 25, by shaft block ring 18, the 5th bearing 19 is connected on jack shaft 16, at the interior installation piston 28 of middle support 31, the 5th bearing 19 is arranged on interference fit joint in piston 28 holes, the hole is contained in piston 28 with back-up ring 17, axially with bearing 19 location; Passive gear wheel 21 and spring shield 23 are enclosed within on output gear 26, clutch spring 22 is installed between passive gear wheel 21 and spring shield 23, output gear 26 is installed on jack shaft 16, with the 4th screw 30, packing ring 29 and jack shaft 16 are connected on output gear 26; Outer installation the 6th bearing 24 of output gear 26, output gear 24 left ends are supported on jack shaft 16, and right-hand member is supported on cylinder block 25 by the 6th bearing 24, and Returnning spring 20 is installed between the 5th bearing 19 and the 6th bearing 24; Processing chopped-off head stator groove 34 on chopped-off head stator 7, processing first stage impeller groove 35 on first stage impeller 5, the secondary stator groove 36 of processing on secondary stator 3, the secondary impeller groove 37 of processing on secondary impeller 2.

a kind of axial turbine gas starter described in the utility model, the generation of power realizes in the following manner: pressurized air is entered in body by the P1 mouth, change into unidirectional high-pressure air stream by chopped-off head stator groove and blow to first stage impeller groove diagram (arrow is expressed as pressurized air stream), make first stage impeller rotate (Fig. 2) by the first stage impeller groove, first stage impeller rotates rotor shaft by woodruff key, the high-pressure air stream that goes out from the first stage impeller concentrated flow is again changed into unidirectional high-pressure air stream by secondary stator groove and is blowed to secondary impeller groove, make secondary wheel rotation by secondary impeller groove, secondary impeller by woodruff key again the application of force rotor shaft is rotated.Pressurized air at last by the P2 mouth discharged to atmosphere (Fig. 1).The rotation of rotor shaft, planet wheel decelerator by planet wheel, mandrel, internal gear, planetary wheel carrier spare formation, the part planetary wheel carrier is rotated, be provided with involute splines between planetary wheel carrier and jack shaft, rotate thereby drive jack shaft, between jack shaft and passive gear wheel, clutch is arranged, jack shaft drives passive gear wheel and rotates, be provided with spline between passive gear wheel and output gear, passive gear wheel drives output gear and rotates.Output gear is the final output terminal of the utility model.

Output gear moves left and right in the following manner to be realized: P3 and P4 hole are arranged in middle support, pressurized air is entered in middle support by the P3 mouth, pushing piston and jack shaft, hole move right with back-up ring, shaft block ring, the 5th bearing, passive gear wheel, clutch spring, spring shield, output gear, packing ring, the 4th set screws component, the while compression reseting spring, after the said modules motion puts in place, P3 and the ventilation of P4 mouth, provide signal by the P4 mouth, open external valve, P1 pressurized air puts in place, begins to start.After P3 mouth pressurized air was removed, Returnning spring pushing piston and jack shaft, hole put in place with back-up ring, shaft block ring, the 5th bearing, passive gear wheel, clutch spring, spring shield, output gear, packing ring, the 4th set screws component left movement.

Claims

1. axial turbine gas starter, it comprises body (6), it is characterized in that establishing secondary stator (3) and the second bearing (10) in body (6), establish clutch shaft bearing (4) in secondary stator (3), establish chopped-off head stator (7) on body (6), establish rotor shaft (9) at the center of body (6), establish first stage impeller (5) and secondary impeller (2) on rotor shaft (9), rotor shaft (9) left end is supported on secondary stator (3) by clutch shaft bearing (4), right-hand member is supported on body (6) by the second bearing (10), rotor shaft (9) and the second bearing (10) transition fit, establish internal gear (32) in body (6), compress by screw and middle support (31), establish planetary wheel carrier (33) in internal gear (32), establish mandrel (13) on planetary wheel carrier (33), interference fit joint both, establish planet wheel (12) on mandrel (13), both be slidably matched, relatively rotate, planetary wheel carrier (33) left end by bearings on body (6), in middle support (31), planetary wheel carrier (33) and jack shaft (16) splined are slidably matched right-hand member by bearings, middle support (31) is fixedly connected with cylinder block (25), establish shaft block ring (18) and the 5th bearing (19) on jack shaft (16), the 5th bearing (19) is arranged in the hole of the piston (28) in middle support (31), and interference fit joint is established hole back-up ring (17) in piston (28), establish output gear (26) on jack shaft (16), at output gear (26) upper suit passive gear wheel (21) and spring shield (23), establish clutch spring (22) between passive gear wheel (21) and spring shield (23), output gear (26) peripheral hardware the 6th bearing (24), output gear (26) left end is supported on jack shaft (16), right-hand member is supported on cylinder block (25), establishes Returnning spring (20) between the 5th bearing (19) and the 6th bearing (24), establish chopped-off head stator groove (34) on chopped-off head stator (7), establish first stage impeller groove (35) on first stage impeller (5), establish secondary stator groove (36) on secondary stator (3), establish secondary impeller groove (37) on secondary impeller (2).