JP2013193679A - ミキサドラム駆動装置 - Google Patents
ミキサドラム駆動装置 Download PDFInfo
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0021—Generation or control of line pressure
- F16H61/0025—Supply of control fluid; Pumps therefore
- F16H61/0031—Supply of control fluid; Pumps therefore using auxiliary pumps, e.g. pump driven by a different power source than the engine
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- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4078—Fluid exchange between hydrostatic circuits and external sources or consumers
- F16H61/4139—Replenishing or scavenging pumps, e.g. auxiliary charge pumps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
- B28C5/0831—Drives or drive systems, e.g. toothed racks, winches
- B28C5/085—Hydraulic drives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/42—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
- B28C5/4203—Details; Accessories
- B28C5/4206—Control apparatus; Drive systems, e.g. coupled to the vehicle drive-system
- B28C5/421—Drives
- B28C5/4213—Hydraulic drives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/42—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
- B28C5/4203—Details; Accessories
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- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
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- F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
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- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
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- F16H61/4148—Open loop circuits
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- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/44—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
- F16H61/444—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation by changing the number of pump or motor units in operation
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20507—Type of prime mover
- F15B2211/20515—Electric motor
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- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20507—Type of prime mover
- F15B2211/20523—Internal combustion engine
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- F15B2211/205—Systems with pumps
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- F15B2211/20538—Type of pump constant capacity
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
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- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/265—Control of multiple pressure sources
- F15B2211/2658—Control of multiple pressure sources by control of the prime movers
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
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- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/32—Directional control characterised by the type of actuation
- F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41581—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a return line
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/42—Flow control characterised by the type of actuation
- F15B2211/426—Flow control characterised by the type of actuation electrically or electronically
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/61—Secondary circuits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6306—Electronic controllers using input signals representing a pressure
- F15B2211/6309—Electronic controllers using input signals representing a pressure the pressure being a pressure source supply pressure
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- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
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- F15B2211/6303—Electronic controllers using input signals
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- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6346—Electronic controllers using input signals representing a state of input means, e.g. joystick position
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- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/60—Circuit components or control therefor
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7058—Rotary output members
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- Engineering & Computer Science (AREA)
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- Mechanical Engineering (AREA)
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- Physics & Mathematics (AREA)
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Abstract
【解決手段】補助油圧装置SDとして、ミキサドラムMを攪拌回転させるように油圧モータ3へ油圧ポンプ4とは独立して圧油を供給可能な補助油圧ポンプ5と、前記補助油圧ポンプ5を回転駆動する複数の直流電動機6とを備える。そして、ミキサドラムMを攪拌回転中にエンジンEを停止すると、ミキサドラムMの負荷に応じて複数の直流電動機6を選択作動させて補助油圧ポンプ5を回転駆動させるようにした。
【選択図】図1
Description
4 油圧ポンプ
5 補助油圧ポンプ
6 直流電動機
7 コントローラ
8 ループ状管路
11 供給管路
12 排出管路
13 チェック弁
14 選択レバー
15 開閉弁
17 圧力センサ(圧力スイッチ)
20 切換弁
21 方向切換弁
Bat 電源
C 架台
E エンジン
M ミキサドラム
R ローラ
S ミキサドラム駆動装置
SD 補助油圧装置
V ミキサ車
Claims (8)
- ミキサ車の架台に回転自在に搭載されるミキサドラムと、当該ミキサドラムを回転駆動する油圧モータと、ミキサ車のエンジンの動力によって駆動されるとともに前記油圧モータに圧油を供給する油圧ポンプと、を備えたミキサドラム駆動装置において、
前記ミキサドラムを攪拌回転させるように前記油圧モータへ前記油圧ポンプとは独立して圧油を供給可能な補助油圧ポンプと、前記補助油圧ポンプを回転駆動する複数の電動機と、を備える補助油圧装置を設け、
前記ミキサドラムを攪拌回転中に前記エンジンが停止すると、ミキサドラムの負荷に応じて前記補助油圧装置の前記複数の電動機を選択作動させて前記補助油圧ポンプを回転駆動させることを特徴とするミキサドラム駆動装置。 - 前記補助油圧装置は、複数の補助油圧ポンプを備え、夫々の補助油圧ポンプが対応する電動機に連結されていることを特徴とする請求項1に記載のミキサドラム駆動装置。
- 前記補助油圧装置は、少なくとも一個の補助油圧ポンプを備え、補助油圧ポンプは複数の電動機に連結されていることを特徴とする請求項1に記載のミキサドラム駆動装置。
- 前記補助油圧装置の補助油圧ポンプの吐出圧を検出することにより、前記ミキサドラムの負荷が検出されることを特徴とする請求項1から請求項3のいずれか一つに記載のミキサドラム駆動装置。
- 前記油圧ポンプと油圧モータとを接続する管路にはエンジン停止時に前記油圧ポンプと油圧モータとの接続を遮断する切換弁を設け、
前記補助油圧装置は、補助油圧ポンプから吐出した圧油を、チェック弁を介して、前記管路を経由して油圧モータへ供給する供給管路と、油圧モータから前記管路に排出された圧油を、開閉弁を介して、タンクへ排出する排出管路と、を備えることを特徴とする請求項1から請求項4のいずれか一つに記載のミキサドラム駆動装置。 - 前記油圧ポンプと油圧モータとを接続する管路にはエンジン停止時に前記油圧ポンプと油圧モータとの接続を遮断する切換弁を設け、
前記補助油圧装置は、補助油圧ポンプから吐出した圧油を、中立位置を備える方向切換弁を介して、前記管路を経由させて油圧モータへ供給する供給管路と、油圧モータから前記管路に排出された圧油を、前記方向切換弁を介してタンクへ排出する排出管路と、を備えることを特徴とする請求項1から請求項4のいずれか一つに記載のミキサドラム駆動装置。 - 前記エンジンの停止時には、前記切換弁は開放位置から遮断位置に切換えるとともに前記開閉弁若しくは方向切換弁は遮断位置から開放位置に切換え、
前記油圧モータは、補助油圧装置の選択作動された複数の電動機により回転駆動される補助油圧ポンプから、チェック弁若しくは方向切換弁を介して供給する圧油により回転駆動されることを特徴とする請求項5または請求項6に記載のミキサドラム駆動装置。 - 前記停止されたエンジンが再始動された時には、前記開閉弁若しくは方向切換弁を開放位置から遮断位置に切換えるとともに前記切換弁は遮断位置から開放位置に切換え、
前記油圧モータは前記油圧ポンプからの圧油により回転駆動されることを特徴とする請求項7に記載のミキサドラム駆動装置。
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AU2013236572A AU2013236572B2 (en) | 2012-03-22 | 2013-02-26 | Mixer drum drive device |
US14/386,280 US9726276B2 (en) | 2012-03-22 | 2013-02-26 | Mixer drum driving apparatus including a plurality of motors configured to drive an auxiliary fluid pressure pump to rotate |
EP13763828.4A EP2829439A4 (en) | 2012-03-22 | 2013-02-26 | DRUM CONTROL DEVICE MIXER |
CN201380014801.7A CN104203644B (zh) | 2012-03-22 | 2013-02-26 | 搅拌筒驱动装置 |
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