JPH0393228U - - Google Patents
Info
- Publication number
- JPH0393228U JPH0393228U JP194090U JP194090U JPH0393228U JP H0393228 U JPH0393228 U JP H0393228U JP 194090 U JP194090 U JP 194090U JP 194090 U JP194090 U JP 194090U JP H0393228 U JPH0393228 U JP H0393228U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- electric motor
- auxiliary equipment
- motor
- cylinder
- 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.)
- Granted
Links
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
- Motor Power Transmission Devices (AREA)
Description
第１図は搬送車の走行装置の油圧回路図、第２
図は制動手段のフローチヤートである。
１……油圧回路、２……走行用の油圧回路、３
……ブーム昇降用の油圧回路、４……電動モータ
ー、５……油圧ポンプ、６，７……油圧モーター
、８……走行用の作動弁、１０……油圧ポンプ、
１１，１２……シリンダ、１３，１４……シリン
ダ用の作動弁、１５……リリーフバルブ、１６…
…バツテリー、１７……メインスイツチ。
Figure 1 is a hydraulic circuit diagram of the traveling device of the transport vehicle, Figure 2
The figure is a flowchart of the braking means. 1...Hydraulic circuit, 2...Hydraulic circuit for traveling, 3
...Hydraulic circuit for raising and lowering the boom, 4...Electric motor, 5...Hydraulic pump, 6, 7...Hydraulic motor, 8...Operating valve for traveling, 10...Hydraulic pump,
11, 12... Cylinder, 13, 14... Operating valve for cylinder, 15... Relief valve, 16...
...Battery, 17...Main switch.
Claims (1)
を電動モーターで駆動する搬送車の走行装置にお
いて、前記電動モーターに作業用補器類等を作動
する油圧ポンプを並設し、該作業用補器類等の油
圧回路に、作業用補器類等を作動するシリンダと
、駆動輪用の油圧回路に供給される作動油の圧力
よりも開弁設定圧の低いリリーフバルブとを設け
、制動時に、前記電動モーターの電源を遮断する
とともに、前記駆動輪用の油圧モーターの作動弁
と前記シリンダの作動弁とを開く制動手段を設け
たことを特徴とする搬送車の走行装置。 In a traveling device for a transport vehicle in which a hydraulic pump that rotates a hydraulic motor for drive wheels is driven by an electric motor, a hydraulic pump that operates auxiliary equipment for work, etc. is installed in parallel with the electric motor, and the auxiliary equipment for work is A cylinder for operating auxiliary equipment, etc., and a relief valve whose opening setting pressure is lower than the pressure of the hydraulic oil supplied to the hydraulic circuit for the drive wheels are installed in the hydraulic circuit of the A traveling device for a conveyance vehicle, characterized in that a braking means is provided for cutting off power to an electric motor and opening an operating valve of the hydraulic motor for the driving wheels and an operating valve of the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP194090U JPH0714053Y2 (en) | 1990-01-12 | 1990-01-12 | Traveling equipment for transport vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP194090U JPH0714053Y2 (en) | 1990-01-12 | 1990-01-12 | Traveling equipment for transport vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0393228U true JPH0393228U (en) | 1991-09-24 |
| JPH0714053Y2 JPH0714053Y2 (en) | 1995-04-05 |
Family
ID=31505826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP194090U Expired - Lifetime JPH0714053Y2 (en) | 1990-01-12 | 1990-01-12 | Traveling equipment for transport vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0714053Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016222401A (en) * | 2015-05-29 | 2016-12-28 | 古河ユニック株式会社 | Operation control device of mobile crane |
-
1990
- 1990-01-12 JP JP194090U patent/JPH0714053Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016222401A (en) * | 2015-05-29 | 2016-12-28 | 古河ユニック株式会社 | Operation control device of mobile crane |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0714053Y2 (en) | 1995-04-05 |