CN201963835U - Power gear shift speed changing box for engineering machinery - Google Patents
Power gear shift speed changing box for engineering machinery Download PDFInfo
- Publication number
- CN201963835U CN201963835U CN201120027775XU CN201120027775U CN201963835U CN 201963835 U CN201963835 U CN 201963835U CN 201120027775X U CN201120027775X U CN 201120027775XU CN 201120027775 U CN201120027775 U CN 201120027775U CN 201963835 U CN201963835 U CN 201963835U
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- CN
- China
- Prior art keywords
- axle
- engineering machinery
- forerunner
- housing
- dynamic power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Gear-Shifting Mechanisms (AREA)
Abstract
The utility model relates to a power gear shift speed changing box for the engineering machinery, which comprises a shell, wherein the shell comprises a precursor output shell, a middle box and a back box body, the middle box body is arranged at the back of the precursor output shell, the back box body is arranged at the back of the middle box body, a hydraulic torque converter is arranged at the center of the front of the precursor output shell, a precursor output cross-shaped shaft bracket is arranged at the right side at the front of the precursor output shell, a magnetic exchange valve is arranged in the middle at the back of the back box body, the right side of the magnetic exchange valve is provided with a gear shift mechanism, a precursor control valve is arranged at the back of the magnetic exchange valve, and the shell is internally provided with a drive shaft, a synchronization mechanism and a gear set. By adopting a wet clutch, the power gear shift speed changing box is hydraulically controlled, and good in controllabitity.
Description
Technical field
The utility model belongs to engineering machinery manufacturing technology field, is specifically related to the dynamic power shift gear box that a kind of engineering machinery is used.
Background technique
At present, along with developing rapidly of rural economy, the demand of engineering machinery is also more and more, but the gearbox that uses on the present medial and small construction machinery of producing, majority are the gearboxes that adopts tractor with small four wheels, or improve slightly on its basis, therefore exist complex structure, cost height, that the speed change gear is provided with is unreasonable, complicated operation, dumb, characteristics such as noise is big, thereby has also increased cost and fragile, also brings very big difficulty for maintenance.The cast inblock housing, volume is big, and complex structure brings great difficulty for processing, assembling; Interfere clutch, it is unreliable to control, and installs inconvenient; The gearshift of machinery control gear, maneuverability is poor; Before and after drive all in the central position and height inconsistent, output connects and brings very big difficulty to power, also is not easy to install, the gear that advances is many, the reversing gear is few, and loading operation is brought a lot of inconvenience.
Summary of the invention
The utility model has overcome the deficiencies in the prior art, proposed the dynamic power shift gear box that a kind of engineering machinery is used, described gearbox directly adopts divided casting technology, has simplified processing technology thereby simplified shell construction, thereby reduced cost of production, improved the up-to-standard rate of product; Adopt wet clutch, adopt electromagnetic valve, good reliability, safe, non-maintaining, reduced maintenance difficulty, improve its operation comfort.
The technical solution of the utility model is: the dynamic power shift gear box that a kind of engineering machinery is used, comprise housing, described housing comprises forerunner's output housing, middle housing and rear box, described middle housing is positioned at the rear portion of forerunner's output housing, rear box is positioned at the rear portion of middle housing, front central position at forerunner's output housing is provided with fluid torque converter, be provided with the forerunner on the anterior right side of forerunner's output housing and export spider, neutral position, rear portion at rear box is provided with solenoid directional control valve, right side at described solenoid directional control valve is provided with gearshift, be provided with forerunner's control valve at the rear portion of described solenoid directional control valve, be provided with transmission shaft in the inside of housing, lazy-tongs and gear train.
Described transmission shaft comprises I axle, II axle, III axle, IV axle, V axle and VI axle, and described I axle is provided with the wet clutch that falls back that advances.
Described I axle is connected by a mechanical snap mechanism with fluid torque converter.
Described I axle is connected by a mechanical mechanism with solenoid directional control valve.
Described V axle is exported spider with the forerunner and is connected by a mechanical mechanism, and described V axle is connected by a mechanical device with forerunner's control valve.
Described VI axle is connected by a mechanical mechanism with rear-guard output spider.
Described lazy-tongs comprise I-II retaining synchronizer and I1I-VI retaining synchronizer.
Described III axle is connected by described gearshift with I-II retaining synchronizer.
Described II axle is connected by described gearshift with III-VI retaining synchronizer.
Described IV axle is connected by described gearshift with III-VI retaining synchronizer.
The utlity model has following beneficial effect:
1) the utility model compact structure, Security, good reliability;
2) the utility model adopts wet clutch, hydraulic control, and maneuverability is good;
3) the utility model is easy for installation simple, the synchronizer gearshift, and comfort level is strong;
4) but the utility model 4 wheel driven two drives independent translation;
5) the utility model reduces maintenance, long service life; Low noise.
Description of drawings
Further specify the utility model below in conjunction with the drawings and specific embodiments.
Fig. 1 is a plan structure schematic representation of the present utility model.
Fig. 2 is the utility model internal structure schematic representation.
Among the figure, 1. fluid torque converter; 2. the forerunner exports spider; 3. forerunner's output housing; 4. middle housing; 5. rear box; 6. gearshift; 7. rear-guard is exported spider; 8. solenoid directional control valve; 9. forerunner's control valve; 10.III-VI retaining synchronizer; 11.I-II retaining synchronizer.
Embodiment
Further specify below in conjunction with accompanying drawing, and the related scope of unrestricted the utility model.
Referring to illustrated in figures 1 and 2, the utility model engineering machinery dynamic power shift gear box external structure comprises housing, fluid torque converter 1, forerunner export spider 2, gearshift 6, rear-guard output spider 7, solenoid directional control valve 8 and forerunner's control valve 9, housing comprises forerunner's output housing 3, middle housing 4 and rear box 5, comprise wet clutch assembly, gear train and lazy-tongs in the inside of housing, the wet clutch assembly is made up of I axle, II axle, III axle, IV axle, V axle, VI axle, and lazy-tongs comprise that I-II synchronizer 11, III-IV keep off synchronizer 10.Gear train comprises gear-1, gear-2, gear-3, gear-4, gear-5, gear-6, gear-7, gear-8, gear-9, gear-10, gear-11, gear-12, gear-13 and gear-14.
The utility model working principle is: by fluid torque converter 1 transferring power to the I axle, have the wet clutch that falls back that advances on the I axle, wet clutch is by solenoid directional control valve 8 controls, when solenoid directional control valve 8 controls advancing clutch work, the I axle cogs and-1 drives II shaftgear-2 and rotate, when gearshift 6 makes that I-II synchronizer 11 is 1 retaining when pulling out to III shaftgear-8, II shaftgear-7 drives III shaftgear-8 and rotates, the gear-12 that is driven on the V axle by the gear on the III axle-11 rotates, export spider 2 outputting powers by the forerunner, gear-14 on the III axle drives the rotation of VI shaftgear-13 simultaneously, by rear-guard output spider 7 outputting powers.Other three retainings all are the gears by left and right side on the control synchro, are 2 retainings when I-II synchronizer 11 pulls out to III shaftgear-6; When III-IV synchronizer 10 pulls out to II shaftgear-9 3 retainings; When III-IV retaining synchronizer 10 pulls out to VI shaftgear-13, be 4 retainings; Control forerunner's clutch on the V axle by forerunner's control valve 9, can cut off the output of forerunner's power, change two into and drive, be i.e. rear wheel drive.Be neutral when synchronizer is parked in the neutral position, when solenoid directional control valve 8 control reversing clutches work for reversing gear, its kind of drive with advance consistent.When solenoid directional control valve 8 outages, be neutral.Can handle the gearshift pin as long as cut off solenoid directional control valve 8 power supplys during gearshift, select the gear that needs.
The utility model changes the integrated type cast housing, directly adopts divided casting technology, has simplified processing technology thereby simplified shell construction, thereby has reduced cost of production, has improved the up-to-standard rate of product; Adopt wet clutch, adopt electromagnetic valve, good reliability, safe, non-maintaining, reduced maintenance difficulty, improve its operation comfort; The forerunner can independently control, and can be fit to different environment operations; Adopt the gearshift of tooth shell type synchronizer, good reliability, safe, handle comfortable; Employing each 4 each and every one gear that fall back that advance, operating efficiency in the time of can improving reversing; All adopt the helical gear transmission, noise is low, in nibble the Kazakhstan fuel feeding, volume is little, discharge capacity is big, thermal diffusivity is good, torque-converters work is more stable, the efficient height.
Claims (9)
1. dynamic power shift gear box that engineering machinery is used, comprise housing, described housing comprises forerunner's output housing, middle housing and rear box, described middle housing is positioned at the rear portion of forerunner's output housing, rear box is positioned at the rear portion of middle housing, it is characterized in that: the front central position at forerunner's output housing is provided with fluid torque converter, be provided with the forerunner on the anterior right side of forerunner's output housing and export spider, neutral position, rear portion at rear box is provided with solenoid directional control valve, right side at described solenoid directional control valve is provided with gearshift, be provided with forerunner's control valve at the rear portion of described solenoid directional control valve, be provided with transmission shaft in the inside of housing, lazy-tongs and gear train.
2. the dynamic power shift gear box that engineering machinery according to claim 1 is used is characterized in that: described transmission shaft comprises I axle, II axle, III axle, IV axle, V axle and VI axle, and described I axle is provided with the wet clutch that falls back that advances.
3. the dynamic power shift gear box that engineering machinery according to claim 2 is used is characterized in that: described I axle is connected by a mechanical snap mechanism with fluid torque converter, and described I axle is connected by a mechanical mechanism with solenoid directional control valve.
4. the dynamic power shift gear box that engineering machinery according to claim 3 is used is characterized in that: described V axle is exported spider with the forerunner and is connected by a mechanical mechanism, and described V axle is connected by a mechanical device with forerunner's control valve.
5. the dynamic power shift gear box that engineering machinery according to claim 4 is used is characterized in that: described VI axle is connected by a mechanical mechanism with rear-guard output spider.
6. the dynamic power shift gear box that engineering machinery according to claim 4 is used is characterized in that: described lazy-tongs comprise I-II shelves synchronizer and III-VI shelves synchronizer.
7. the dynamic power shift gear box that engineering machinery according to claim 6 is used is characterized in that: described III axle is connected by described gearshift mechanism with I-II shelves synchronizer.
8. the dynamic power shift gear box that engineering machinery according to claim 6 is used is characterized in that: described II axle is connected by described gearshift mechanism with III-VI shelves synchronizer.
9. the dynamic power shift gear box that engineering machinery according to claim 6 is used is characterized in that: described IV axle is connected by described gearshift mechanism with III-VI shelves synchronizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120027775XU CN201963835U (en) | 2011-01-25 | 2011-01-25 | Power gear shift speed changing box for engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120027775XU CN201963835U (en) | 2011-01-25 | 2011-01-25 | Power gear shift speed changing box for engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201963835U true CN201963835U (en) | 2011-09-07 |
Family
ID=44526371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120027775XU Expired - Fee Related CN201963835U (en) | 2011-01-25 | 2011-01-25 | Power gear shift speed changing box for engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201963835U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650271A (en) * | 2014-11-27 | 2016-06-08 | 铃木株式会社 | Automatic transmission |
-
2011
- 2011-01-25 CN CN201120027775XU patent/CN201963835U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650271A (en) * | 2014-11-27 | 2016-06-08 | 铃木株式会社 | Automatic transmission |
| CN105650271B (en) * | 2014-11-27 | 2018-06-26 | 铃木株式会社 | Automatic transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Qingdao Zhongrui Heavy Vehicles Group Co., Ltd. Document name: Notification of Termination of Patent Right |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20170125 |