JPH0165904U - - Google Patents
Info
- Publication number
- JPH0165904U JPH0165904U JP1987161488U JP16148887U JPH0165904U JP H0165904 U JPH0165904 U JP H0165904U JP 1987161488 U JP1987161488 U JP 1987161488U JP 16148887 U JP16148887 U JP 16148887U JP H0165904 U JPH0165904 U JP H0165904U
- Authority
- JP
- Japan
- Prior art keywords
- check valve
- hydraulic motor
- crusher
- construction machine
- oil passage
- 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
- 239000003921 oil Substances 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Working Measures On Existing Buildindgs (AREA)
- Fluid-Pressure Circuits (AREA)
- Crushing And Grinding (AREA)
Description
第１図はこの考案にかかるドレン回路図、第２
図はフロントにロングアタツチメントを装着した
油圧シヨベルの側面図、第３図は回転式破砕機の
一部切欠側面図、第４図は従来技術ドレン回路を
示す要部断面図である。
４……回転式破砕機、１１……油圧モータ、１
３，２３……ドレン回路、１４……ドレン排出ポ
ート、１５，１６，２７，２８……（ドレン）油
路、１７，２５……チエツク弁、１８……作動油
タンク、２４……エア補給装置。
Figure 1 is a drain circuit diagram according to this invention, Figure 2
The figure is a side view of a hydraulic excavator equipped with a long attachment on the front, FIG. 3 is a partially cutaway side view of a rotary crusher, and FIG. 4 is a sectional view of essential parts showing a conventional drain circuit. 4...Rotary crusher, 11...Hydraulic motor, 1
3, 23... Drain circuit, 14... Drain discharge port, 15, 16, 27, 28... (drain) oil path, 17, 25... Check valve, 18... Hydraulic oil tank, 24... Air supply Device.
Claims (1)
た回転式破砕機の油圧モータと、上記建設機械内
に設置した作動油タンクとをチエツク弁を介して
連通したドレン回路において、上記チエツク弁を
破砕機用油圧モータのドレン排出ポートに近接し
た下流側油路に設け、さらに、上記チエツク弁に
近接した下流側油路と外気とをエア補給装置を介
して連通せしめ、構成したことを特徴とする回転
式破砕機のドレン回路。 In a drain circuit that communicates the hydraulic motor of the rotary crusher installed at the end of the arm of the front part of the construction machine with the hydraulic oil tank installed inside the construction machine through a check valve, the check valve is connected to the crusher. A rotation system characterized in that it is provided in a downstream oil passage close to a drain discharge port of a hydraulic motor for use in a hydraulic motor, and further, the downstream oil passage close to the check valve is communicated with outside air via an air supply device. Drain circuit of type crusher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987161488U JPH0165904U (en) | 1987-10-21 | 1987-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987161488U JPH0165904U (en) | 1987-10-21 | 1987-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0165904U true JPH0165904U (en) | 1989-04-27 |
Family
ID=31444469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987161488U Pending JPH0165904U (en) | 1987-10-21 | 1987-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0165904U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02298443A (en) * | 1989-05-12 | 1990-12-10 | Howa Mach Ltd | Oil feeder |
| CN104132034A (en) * | 2014-07-22 | 2014-11-05 | 长治市永华机械有限公司 | Equidistributed angle hydraulic cylinder type motor with double backwashing filters |
-
1987
- 1987-10-21 JP JP1987161488U patent/JPH0165904U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02298443A (en) * | 1989-05-12 | 1990-12-10 | Howa Mach Ltd | Oil feeder |
| CN104132034A (en) * | 2014-07-22 | 2014-11-05 | 长治市永华机械有限公司 | Equidistributed angle hydraulic cylinder type motor with double backwashing filters |
| CN104132034B (en) * | 2014-07-22 | 2016-09-21 | 山西凌志达煤业有限公司 | Equal distribution angle hydraulic cylinder type motor with backwash twinfilter |