JPS649820U - - Google Patents
Info
- Publication number
- JPS649820U JPS649820U JP10463987U JP10463987U JPS649820U JP S649820 U JPS649820 U JP S649820U JP 10463987 U JP10463987 U JP 10463987U JP 10463987 U JP10463987 U JP 10463987U JP S649820 U JPS649820 U JP S649820U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- axle case
- hydraulic oil
- check valve
- integrated
- 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.)
- Pending
Links
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Motor Power Transmission Devices (AREA)
- Retarders (AREA)
- Control Of Fluid Gearings (AREA)
Description
第１図はＨＳＴ一体形車軸駆動装置を付設した
トラクターの全体側面図、第２図は本考案のＨＳ
Ｔ式変速装置の作動油補給装置においてサクシヨ
ンフイルタ３５を車軸ケース１１の外部に付設し
た実施例の平面断面図、第３図は第２図の油圧ポ
ンプＰと油圧モーターＭの部分の前面断面図、第
４図はサクシヨンフイルタ３５と油圧ポンプＰの
部分の断面図、第５図は第４図のＸ―Ｘ矢視断面
図、第６図はサクシヨンフイルタ３５を車軸ケー
ス１１の外部に付設した実施例の斜視図、第７図
はサクシヨンフイルタ３１を車軸ケース１１の内
部に配置した実施例の平面断面図、第８図は同じ
く油圧ポンプＰと油圧モーターＭの部分の前面断
面図、第９図はサクシヨンフイルタ３１の構造を
示す第１０図のＹ―Ｙ断面図、第１０図は該実施
例に於ける作動油補給回路の部分の平面断面図、
第１１図は本考案のＨＳＴ式変速装置の作動油補
給回路の油圧回路図である。
Ｐ……油圧ポンプ、Ｍ……油圧モーター、Ｅ…
…垂直クランク軸形エンジン、８……斜板回動軸
、９……ポンプ軸、１０……油圧モーターケース
、１１……車軸ケース、１１Ｌ……左車軸ケース
、１１Ｒ……右車軸ケース、１２……油圧ポンプ
ケース、３１，３５……サクシヨンフイルタ、３
２，３３……チエツク弁。
Figure 1 is an overall side view of a tractor equipped with an HST integrated axle drive system, and Figure 2 is an HS of the present invention.
A plan sectional view of an embodiment in which a suction filter 35 is attached to the outside of the axle case 11 in a hydraulic oil supply device for a T-type transmission, and FIG. 3 is a front sectional view of the hydraulic pump P and hydraulic motor M portion of FIG. 2. 4 is a cross-sectional view of the suction filter 35 and the hydraulic pump P, FIG. 5 is a cross-sectional view taken along the line X--X in FIG. 4, and FIG. 7 is a plan sectional view of an embodiment in which the suction filter 31 is arranged inside the axle case 11, and FIG. 8 is a front sectional view of the hydraulic pump P and hydraulic motor M. 9 is a YY sectional view of FIG. 10 showing the structure of the suction filter 31, and FIG. 10 is a plan sectional view of the hydraulic oil replenishment circuit in this embodiment.
FIG. 11 is a hydraulic circuit diagram of the hydraulic oil replenishment circuit of the HST type transmission of the present invention. P...Hydraulic pump, M...Hydraulic motor, E...
... Vertical crankshaft engine, 8 ... Swash plate rotating shaft, 9 ... Pump shaft, 10 ... Hydraulic motor case, 11 ... Axle case, 11L ... Left axle case, 11R ... Right axle case, 12 ... Hydraulic pump case, 31, 35 ... Suction filter, 3
2,33...Check valve.
Claims (1)
、ＨＳＴ式変速装置の油圧ポンプＰと油圧モータ
―Ｍを付設した構成において、油圧ポンプＰと油
圧モーターＭにより構成した油圧閉回路内の作動
油の減少を補給すべく、作動油を車軸ケース１１
内に充填し、該作動油を車軸ケース１１に付設し
たサクシヨンフイルタを介してチエツク弁３２，
３３の間の油路に導き、該チエツクバルブ３２，
３３を介して該作動油を閉回路内の負圧により吸
引すべく構成したことを特徴とするＨＳＴ一体形
車軸駆動装置。 In a configuration in which the hydraulic pump P and hydraulic motor M of the HST type transmission are integrated into the axle case 11 of the traveling vehicle, the hydraulic fluid in the hydraulic closed circuit constituted by the hydraulic pump P and the hydraulic motor M is In order to replenish the decrease, add hydraulic oil to the axle case 11.
The hydraulic oil is passed through a suction filter attached to the axle case 11 to the check valve 32,
33, and the check valve 32,
33. An HST-integrated axle drive device characterized in that the hydraulic oil is sucked through negative pressure in a closed circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10463987U JPS649820U (en) | 1987-07-07 | 1987-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10463987U JPS649820U (en) | 1987-07-07 | 1987-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS649820U true JPS649820U (en) | 1989-01-19 |
Family
ID=31336539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10463987U Pending JPS649820U (en) | 1987-07-07 | 1987-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS649820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0514732U (en) * | 1991-08-05 | 1993-02-26 | 株式会社 神崎高級工機製作所 | Axle drive |
-
1987
- 1987-07-07 JP JP10463987U patent/JPS649820U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0514732U (en) * | 1991-08-05 | 1993-02-26 | 株式会社 神崎高級工機製作所 | Axle drive |
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